1 2009-03-10 Nick Clifton <nickc@redhat.com>
3 * po/es.po: New Spanish translation.
5 2009-03-06 Cary Coutant <ccoutant@google.com>
7 * options.cc (parse_short_option): Keep dash_z from registering itself.
9 2009-03-03 Ian Lance Taylor <iant@google.com>
12 * target-reloc.h (relocate_section): Pass output_section to
14 * i386.cc (Target_i386::should_apply_static_reloc): Add
15 output_section parameter. Change all callers.
16 (Target_i386::Relocate::relocate): Add output_section parameter.
17 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
18 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
19 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
20 * testsuite/two_file_shared.sh: New script.
21 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
22 (check_DATA): Add two_file_shared.dbg.
23 (two_file_shared.dbg): New target.
24 * testsuite/Makefile.in: Rebuild.
26 2009-03-01 Ian Lance Taylor <iant@google.com>
28 * configure.ac: Check for byteswap.h.
32 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
34 * layout.cc (Layout::find_or_add_kept_section): New function.
35 (Layout::add_comdat): Removed.
36 * layout.h (struct Kept_section): Move out of class Layout.
37 Remove trailing underscores from field names. Add group_sections
38 field. Rename group_ field to is_group. Change all uses.
39 (class Layout): Declare find_or_add_kept_section, not add_comdat.
40 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
42 (Sized_relobj::include_section_group): Use
43 find_or_add_kept_section and Kept_section::group_sections.
44 (Sized_relobj::include_linkonce_section): Likewise.
45 * object.cc (class Sized_relobj): Don't define Comdat_group or
46 Comdat_group_table. Remove find_comdat_group and
47 add_comdat_group. Remove comdat_groups_ field.
48 * plugin.cc (include_comdat_group): Use
49 Layout::find_or_add_kept_section.
51 2009-02-28 Ian Lance Taylor <iant@google.com>
53 * README: --gc-sections and map files are now supported. Document
54 some build requirements.
57 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
58 relocatable link set the value of the section symbol to zero.
59 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
60 relocatable link don't include the section address in the local
63 2009-02-27 Ian Lance Taylor <iant@google.com>
66 * options.h (class Search_directory): Add is_system_directory.
67 (class General_options): Declare is_in_system_directory.
68 * options.cc (get_relative_sysroot): Make static.
69 (get_default_sysroot): Make static.
70 (General_optoins::is_in_system_directory): New function.
71 * fileread.cc (Input_file::is_in_system_directory): New function.
72 * fileread.h (class Input_file): Declare is_in_system_directory.
73 * object.h (class Object): Add is_in_system_directory.
74 (class Input_objects): Remove system_library_directory_ field.
75 * object.cc (Input_objects::add_object): Don't set
76 system_library_directory_.
77 (input_objects::found_in_system_library_directory): Remove.
78 * symtab.cc (Symbol_table::write_globals): Remove input_objects
79 parameter. Change all callers.
80 (Symbol_table::sized_write_globals): Likewise.
81 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
82 Call Object::is_in_system_directory.
83 * symtab.h (class Symbol_table): Update declarations.
86 * descriptors.h (Open_descriptor): Add is_on_stack field.
87 * descriptors.cc (Descriptors::open): If the descriptor is on the
88 top of the stack, remove it. Initialize is_on_stack field.
89 (Descriptors::release): Only add pod to stack if it is not on the
91 (Descriptors::close_some_descriptor): Clear stack_next and
95 * output.cc (Output_section::find_starting_output_address): Rename
96 from starting_output_address; add PADDR parameter; change return
98 * output.h (class Output_section): Declare
99 find_starting_output_address instead of starting_output_address.
100 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
101 section symbol for which we can't find a merge section.
104 * symtab.cc (Symbol_table::add_from_object): If the visibility is
105 hidden or internal, force the symbol to be local.
106 * resolve.cc (Symbol::override_visibility): Define.
107 (Symbol::override_base): Use override_visibility.
108 (Symbol_table::resolve): Likewise.
109 (Symbol::override_base_with_special): Likewise.
110 (Symbol_table::override_with_special): If the visibility is hidden
111 or internal, force the symbol to be local.
112 * symtab.h (class Symbol): Add set_visibility and
114 * testsuite/ver_test_1.sh: New file.
115 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
116 (check_DATA): Add ver_test_1.syms.
117 (ver_test_1.syms): New target.
118 * testsuite/Makefile.in: Rebuild.
120 2009-02-25 Cary Coutant <ccoutant@google.com>
122 * layout.cc (Layout::choose_output_section): Don't rename sections
123 when using a linker script that has a SECTIONS clause.
124 * Makefile.in: Regenerate.
126 * testsuite/Makefile.am (script_test_5.sh): New test case.
127 * testsuite/Makefile.in: Regenerate.
128 * testsuite/script_test_5.cc: New file.
129 * testsuite/script_test_5.sh: New file.
130 * testsuite/script_test_5.t: New file.
132 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
134 * archive.cc (Archive::include_member): Update calls to add_symbols.
135 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
137 * dynobj.h (do_add_symbols): Add the Layout argument.
138 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
140 * object.h (Object::add_symbols): Add the Layout argument.
141 (Object::do_add_symbols): Add the Layout argument.
142 (Sized_relobj::do_add_symbols): Add the Layout argument.
143 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
144 Unify the two versions.
145 (Add_plugin_symbols): Remove.
146 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
147 (Sized_pluginobj::do_add_symbols): Unify the two versions.
148 (Add_plugin_symbols): Remove.
149 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
150 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
151 (Add_symbols::run): Make it work with Pulginobj.
153 2009-02-06 Ian Lance Taylor <iant@google.com>
155 * object.cc (Sized_relobj::do_layout): Make info message start
156 with lower case letter.
158 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
160 * binary.cc: Fix file comment.
162 * options.h (enum Incremental_disposition): Define.
163 (class General_options): Add new options: --incremental,
164 --incremental_changed, --incremental_unchanged,
165 --incremental_unknown. Add incremental_disposition_ and
166 implicit_incremental_ fields.
167 (General_options::incremental_disposition): New function.
168 (class Position_dependent_options): Add incremental_disposition
170 (Position_dependent_options::copy_from_options): Set incremental
172 * options.cc (General_options::parse_incremental_changed): New
174 (General_options::parse_incremental_unchanged): New function.
175 (General_options::parse_incremental_unknown): New function.
176 (General_options::General_options): Initialize new fields
177 incremental_disposition_ and implicit_incremental_.
178 (General_options::finalize): Check for uasge of --incremental-*
179 without --incremental.
181 2009-02-06 Chris Demetriou <cgd@google.com>
183 * gold.h (gold_undefined_symbol): Change to take only a Symbol
184 pointer and to report location as the file name associated with
186 (gold_undefined_symbol_at_location): New function to replace the
187 old gold_undefined_symbol functionality.
188 * target-reloc.h (relocate_section): Update to use
189 gold_undefined_symbol_at_location.
190 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
191 Call gold_undefined_symbol function rather than gold_error.
192 * errors.h (Errors::undefined_symbol): Take location as a
193 string, rather than calculating it from a relocation.
194 * errors.cc (Errors::fatal): Print "fatal error:" before the
196 (Errors::error, Errors::error_at_location): Print "error: "
197 before the formatted message.
198 (Errors::undefined_symbol): Take location as a string, rather
199 than calculating it from a relocation.
200 (gold_undefined_symbol_at_location): New function akin to
201 old gold_undefined_symbol, calculates location from relocation.
202 (gold_undefined_symbol): Change to take only a Symbol pointer
203 and to report location as the file name associated with the symbol.
204 * testsuite/debug_msg.sh: Update for changed error messages.
205 * testsuite/undef_symbol.sh: Likewise.
207 2009-02-04 Duncan Sands <baldrick@free.fr>
210 * reduced_debug_output.h
211 (Output_reduced_debug_abbrev_section::failed): Use format for
213 (Output_reduced_debug_info_section::faild): Likewise.
215 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
217 * script.cc (Lazy_demangler): New class.
218 (Version_script_info::get_symbol_version_helper): Demangle a
221 2009-01-29 Cary Coutant <ccoutant@google.com>
223 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
225 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
227 2009-01-28 Ian Lance Taylor <iant@google.com>
229 * version.cc (version_string): Bump to 1.9.
231 * gold.h: Include <cstring> and <stdint.h>.
232 * version.cc: Include <cstdio>.
233 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
235 * reduced_debug_output.cc (insert_into_vector): Rename from
236 Insert_into_vector; change all callers. Use Swap_unaligned to
237 avoid aliasing issue; remove union since it is unnecessary.
239 2009-01-27 Sriraman Tallam <tmsriram@google.com>
241 * Makefile.am (CCFILES): Add gc.cc.
243 * Makefile.in: Regenerate.
244 * gold.cc (Gc_runner): New class.
245 (queue_initial_tasks): Call garbage collection related tasks
246 when corresponding options are invoked.
247 (queue_middle_gc_tasks): New function.
248 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
249 processed early before laying out sections during garbage collection.
250 * gold.h (queue_middle_gc_tasks): New function.
251 (is_prefix_of): Move from "layout.cc".
252 * i386.cc (Target_i386::gc_process_relocs): New function.
253 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
254 * main.cc (main): Create object of class "Garbage_collection".
255 * object.cc (Relobj::copy_symbols_data): New function.
256 (Relobj::is_section_name_included): New function.
257 (Sized_relobj::do_layout): Allow this function to be called twice
258 during garbage collection and defer layout of section during the
260 * object.h (Relobj::get_symbols_data): New function.
261 (Relobj::is_section_name_included): New function.
262 (Relobj::copy_symbols_data): New function.
263 (Relobj::set_symbols_data): New function.
264 (Relobj::get_relocs_data): New function.
265 (Relobj::set_relocs_data): New function.
266 (Relobj::is_output_section_offset_invalid): New pure virtual function.
267 (Relobj::gc_process_relocs): New function.
268 (Relobj::do_gc_process_relocs): New pure virtual function.
269 (Relobj::sd_): New data member.
270 (Sized_relobj::is_output_section_offset_invalid): New function.
271 (Sized_relobj::do_gc_process_relocs): New function.
272 * options.h (General_options::gc_sections): Modify to not be a no-op.
273 (General_options::print_gc_sections): New option.
274 * plugin.cc (Plugin_finish::run): Remove function call to
275 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
276 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
277 * reloc.cc (Read_relocs::run): Add task to process relocs and
278 determine unreferenced sections when doing garbage collection.
279 (Gc_process_relocs): New class.
280 (Sized_relobj::do_gc_process_relocs): New function.
281 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
282 sections that are garbage collected.
283 * reloc.h (Gc_process_relocs): New class.
284 * sparc.cc (Target_sparc::gc_process_relocs): New function.
285 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
286 symbols whose corresponding sections are garbage collected.
287 (Symbol_table::Symbol_table): Add new parameter for the garbage
289 (Symbol_table::gc_mark_undef_symbols): New function.
290 (Symbol_table::gc_mark_symbol_for_shlib): New function.
291 (Symbol_table::gc_mark_dyn_syms): New function.
292 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
294 (Symbol_table::add_from_object): Likewise.
295 (Symbol_table::add_from_relobj): When building shared objects, do not
296 treat externally visible symbols as garbage.
297 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
298 table information for static and relocatable links.
299 * symtab.h (Symbol_table::set_gc): New function.
300 (Symbol_table::gc): New function.
301 (Symbol_table::gc_mark_undef_symbols): New function.
302 (Symbol_table::gc_mark_symbol_for_shlib): New function.
303 (Symbol_table::gc_mark_dyn_syms): New function.
304 (Symbol_table::gc_): New data member.
305 * target.h (Sized_target::gc_process_relocs): New pure virtual
307 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
308 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
310 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
312 * options.h (General_options::gc_sections): Define as a no-op for now.
313 (General_options::no_keep_memory): Ditto.
314 (General_options::Bshareable): Define.
315 * options.cc (General_options::finalize): Honor -Bshareable.
317 2009-01-20 Andreas Schwab <schwab@suse.de>
319 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
320 read the value in the contents, since we don't use it. Use the
321 template endianness when writing.
322 (Relocate::relocate): Use it for R_PPC_REL16_HA.
324 2009-01-19 Andreas Schwab <schwab@suse.de>
326 * configure.tgt (powerpc64-*): Fix targ_obj.
328 2009-01-15 Ian Lance Taylor <iant@google.com>
330 * object.cc (Sized_relobj::write_local_symbols): Don't write out
331 local symbols when stripping all symbols.
333 2009-01-14 Cary Coutant <ccoutant@google.com>
335 * output.cc (Output_reloc): Add explicit instantiations.
337 2009-01-14 Cary Coutant <ccoutant@google.com>
339 * archive.cc (Archive::get_elf_object_for_member): Remove call
340 to File_read::claim_for_plugin.
341 * descriptors.cc (Descriptors::open): Remove reference to
343 (Descriptors::claim_for_plugin): Remove.
344 * descriptors.h (Descriptors::claim_for_plugin): Remove.
345 (Descriptors::is_claimed): Remove.
346 (claim_descriptor_for_plugin): Remove.
347 * fileread.cc (File_read::claim_for_plugin): Remove.
348 * fileread.h (File_read::claim_for_plugin): Remove.
349 (File_read::descriptor): Reopen descriptor if necessary.
350 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
351 (Plugin_manager::all_symbols_read): Add task parameter. Change
353 (Plugin_manager::get_input_file): New function.
354 (Plugin_manager::release_input_file): New function.
355 (Pluginobj::Pluginobj): Add filesize parameter and initialize
356 corresponding data member.
357 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
358 and pass to base constructor. Change all callers.
359 (get_input_file, release_input_file): New functions.
360 (make_sized_plugin_object): Add filesize parameter. Change all callers.
361 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
362 (Plugin_manager::all_symbols_read): Add task parameter.
363 (Plugin_manager::get_input_file): New function.
364 (Plugin_manager::release_input_file): New function.
365 (Plugin_manager::task_): New data member.
366 (Pluginobj::Pluginobj): Add filesize parameter.
367 (Pluginobj::filename): New function.
368 (Pluginobj::descriptor): New function.
369 (Pluginobj::filesize): New function.
370 (Pluginobj::filesize_): New data member.
371 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
372 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
373 File_read::claim_for_plugin; use Object::unlock to unlock the file.
375 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
376 with archive libraries.
377 * testsuite/Makefile.in: Regenerate.
378 * testsuite/plugin_test.c (struct sym_info): New type.
379 (get_input_file, release_input_file): New static variables.
380 (onload): Capture new transfer vector entries.
381 (claim_file_hook): Stop reading at end of file according to filesize.
382 Factor out parsing of readelf output into separate function.
383 (all_symbols_read_hook): Exercise get_input_file and release_input_file
384 APIs and get the source file name from the symbol table. Convert
385 source file name to corresponding object file name. Print info
386 message when adding new input files.
387 (parse_readelf_line): New function.
388 * testsuite/plugin_test_1.sh: Add checks for new info messages.
389 * testsuite/plugin_test_2.sh: Likewise.
390 * testsuite/plugin_test_3.sh: Likewise.
391 * testsuite/plugin_test_4.sh: New test case.
393 2009-01-07 Ian Lance Taylor <iant@google.com>
395 * version.cc (version_string): Bump to 1.8.
397 2008-12-23 Cary Coutant <ccoutant@google.com>
399 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
400 * plugin.cc (Plugin_manager::finish): Rename as
401 layout_deferred_objects. Move cleanup to separate function.
402 (Plugin_manager::cleanup): New function.
403 (Plugin_finish::run): Call layout_deferred_objects and cleanup
405 * plugin.h (Plugin_manager::finish): Rename as
406 layout_deferred_objects.
407 (Plugin_manager::cleanup): New function.
408 (Plugin_manager::cleanup_done): New field.
410 2008-12-23 Cary Coutant <ccoutant@google.com>
412 * plugin.cc (is_visible_from_outside): New function.
413 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
414 so we don't return "IR only" status for exported symbols or -r links.
416 * testsuite/Makefile.am (plugin_test_3): New test case.
417 * testsuite/Makefile.in: Regenerate.
418 * testsuite/plugin_test_3.sh: New file.
420 2008-12-22 Cary Coutant <ccoutant@google.com>
422 * object.cc (Sized_relobj::layout_section): New function.
423 (Sized_relobj::do_layout): Defer layout of input sections until after
424 plugin has provided replacement files.
425 (Sized_relobj::do_layout_deferred_sections): New function.
426 * object.h (Relobj::set_section_offset): Remove virtual keyword.
427 (Relobj::layout_deferred_sections): New function.
428 (Relobj::do_layout_deferred_sections): New function.
429 (Sized_relobj::do_layout_deferred_sections): New function.
430 (Sized_relobj::layout_section): New function.
431 (Sized_relobj::Deferred_layout): New structure.
432 (Sized_relobj::deferred_layout_): New field.
433 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
434 Change all callers. Layout deferred sections.
435 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
437 (Plugin_hook::run): Move code from do_plugin_hook inline.
438 (Plugin_hook::do_plugin_hook): Remove.
439 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
440 (Plugin_manager::finish): Renamed, was cleanup.
441 (Plugin_manager::should_defer_layout): New function.
442 (Plugin_manager::add_deferred_layout_object): New function.
443 (Plugin_manager::Deferred_layout_list): New type.
444 (Plugin_manager::deferred_layout_objects_): New field.
445 (Plugin_hook::do_plugin_hook): Remove.
447 2008-12-17 Ian Lance Taylor <iant@google.com>
449 * options.h (class General_options): Add --no case for
452 2008-12-16 Cary Coutant <ccoutant@google.com>
454 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
456 (Plugin_manager::claim_file): Create plugin object even if
457 plugin did not call the add_symbols callback.
458 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
459 asking for more symbols than were added.
460 * testsuite/Makefile.am (plugin_test_1): Add test case with
462 (empty.syms): New target.
463 * testsuite/Makefile.in: Regenerate.
464 * testsuite/plugin_test.c (claim_file_hook): Add new debug
465 message. Don't call add_symbols if no globals.
466 (all_symbols_read_hook): Don't provide replacement for empty
469 2008-12-12 Ian Lance Taylor <iant@google.com>
471 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
472 r_type == 0 for a local symbol with r_sym == 0.
473 (scan_relocatable_relocs): Pass r_sym to
474 local_non_section_strategy.
475 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
478 * configure.ac: Update test for TLS descriptors: they are
479 supported as of glibc 2.9.
480 * configure: Rebuild.
482 2008-12-11 Ian Lance Taylor <iant@google.com>
485 * target-reloc.h (Default_scan_relocatable_relocs): For each
486 function, map r_type == 0 to RELOC_DISCARD.
488 2008-12-10 Cary Coutant <ccoutant@google.com>
490 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
491 object to override a kept COMDAT group from a plugin object.
493 2008-12-09 Ian Lance Taylor <iant@google.com>
496 * yyscript.y (file_cmd): Handle INPUT.
498 * testsuite/initpri1.c: Change all declarations to be full
499 prototypes by adding void, to avoid compiler warnings.
501 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
503 * options.cc (General_options::parse_plugin_opt): New.
504 (General_options::add_plugin): The argument now is just the filename.
505 (General_options::add_plugin_option): New.
506 * options.h (plugin_opt): New.
507 (add_plugin): Change argument name.
508 (add_plugin_option): New.
509 * plugin.cc (Plugin::load): Don't parse the plugin option.
510 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
511 (Plugin::add_option): New.
512 (Plugin::args_): Change type.
513 (Plugin::filename_): New.
514 (Plugin_manager::add_plugin_option): New.
515 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
516 * testsuite/Makefile.in: Regenerate.
518 2008-12-05 Cary Coutant <ccoutant@google.com>
520 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
521 Handle --strip-lto-sections option.
522 * options.h (strip_lto_sections): New option.
524 2008-12-01 Cary Coutant <ccoutant@google.com>
526 * plugin.cc (ld_plugin_message): Change format parameter to const.
527 Fix mismatch between new[] and delete.
529 2008-11-14 Cary Coutant <ccoutant@google.com>
531 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
534 2008-11-05 Craig Silverstein <csilvers@google.com>
536 * options.cc (General_options::parse_dynamic_list): New function.
537 * options.h (General_options): New flags dynamic_list,
538 dynamic_list_data, dynamic_list_cpp_new, and
539 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
540 (General_options::in_dynamic_list): New function.
541 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
542 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
543 (Lex::can_continue_name): Likewise.
545 (read_script_file): New parameter script_options.
546 (read_dynamic_list): New function.
547 (Script_options::define_dynamic_list): New function.
548 (dynamic_list_keyword_parsecodes): New variable.
549 (dynamic_list_keywords): New variable.
550 * script.h (Script_options::define_dynamic_list): New function
552 (read_dynamic_list): New function prototype.
553 * symtab.cc (strprefix): New macro.
554 (Symbol::should_add_dynsym_entry): Support dynamic_list,
555 dynamic_list_data, dynamic_list_cpp_new, and
556 dynamic_list_cpp_typeinfo.
557 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
558 (dynamic_list_expr): New rule.
559 (dynamic_list_nodes): Likewise.
560 (dynamic_list_node): Likewise.
561 * testsuite/Makefile.am (dynamic_list): New test.
562 * testsuite/Makefile.in: Regenerated.
563 * testsuite/dynamic_list.t: New file.
564 * testsuite/dynamic_list.sh: New file.
566 2008-11-05 Craig Silverstein <csilvers@google.com>
568 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
569 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
570 (t11_last): Likewise.
571 * testsuite/ver_test_6.c (main): Likewise.
573 2008-10-07 Cary Coutant <ccoutant@google.com>
575 * options.c (General_options::finalize): Add check for -static and
577 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
580 2008-10-02 Cary Coutant <ccoutant@google.com>
582 * plugin.cc (make_sized_plugin_object): Fix conditional
583 compilation to work when not all targets are enabled.
585 2008-09-29 Cary Coutant <ccoutant@google.com>
587 * archive.cc (Archive::get_file_and_offset): Use filename instead
588 of name to get library path.
589 (Archive::include_member): Unlock external member of a thin archive.
591 * testsuite/Makefile.am (TEST_AR): New variable.
592 (thin_archive_test_1): New test.
593 (thin_archive_test_2): New test.
594 * testsuite/Makefile.in: Regenerate.
595 * testsuite/thin_archive_main.cc: New file.
596 * testsuite/thin_archive_test_1.cc: New file.
597 * testsuite/thin_archive_test_2.cc: New file.
598 * testsuite/thin_archive_test_3.cc: New file.
599 * testsuite/thin_archive_test_4.cc: New file.
601 2008-09-29 Cary Coutant <ccoutant@google.com>
603 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
604 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
606 (Sized_relobj::do_finalize_local_symbols): Likewise.
607 (Sized_relobj::map_to_kept_section): Likewise.
608 * object.h (Sized_relobj::invalid_address): New constant.
609 (Sized_relobj::do_output_section_offset): Check for invalid_address
611 * output.cc (Output_reloc::local_section_offset): Use constant
612 invalid_address instead of -1U.
613 (Output_reloc::get_address): Likewise.
614 (Output_section::output_address): Change -1U to -1ULL.
615 * output.h (Output_reloc::invalid_address): New constant.
616 * reloc.cc (Sized_relobj::write_sections): Use constant
617 invalid_address instead of -1U.
618 (Sized_relobj::relocate_sections): Likewise.
619 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
620 values for merge sections.
621 * target-reloc.h (relocate_for_relocatable): Use constant
622 invalid_address instead of -1U.
624 2008-09-19 Cary Coutant <ccoutant@google.com>
626 Add plugin functionality for link-time optimization (LTO).
627 * configure.ac (plugins): Add --enable-plugins option.
628 * configure: Regenerate.
629 * config.in: Regenerate.
630 * Makefile.am (LIBDL): New variable.
631 (CCFILES): Add plugin.cc.
632 (HFILES): Add plugin.h.
633 (ldadd_var): Add LIBDL.
634 * Makefile.in: Regenerate.
636 * archive.cc: Include "plugin.h".
637 (Archive::setup): Don't preread archive symbols when using a plugin.
638 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
639 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
641 (Archive::include_member): Add symbols from plugin objects.
642 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
643 * descriptors.cc (Descriptors::open): Check for file descriptors
644 abandoned by plugins.
645 (Descriptors::claim_for_plugin): New function.
646 * descriptors.h (Descriptors::claim_for_plugin): New function.
647 (Open_descriptor::is_claimed): New field.
648 (claim_descriptor_for_plugin): New function.
649 * fileread.cc (File_read::claim_for_plugin): New function.
650 * fileread.h (File_read::claim_for_plugin): New function.
651 (File_read::descriptor): New function.
652 * gold.cc: Include "plugin.h".
653 (queue_initial_tasks): Add task to call plugin hooks for generating
655 * main.cc: Include "plugin.h".
656 (main): Load plugin libraries.
657 * object.h (Pluginobj): Declare.
658 (Object::pluginobj): New function.
659 (Object::do_pluginobj): New function.
660 (Object::set_target): New function.
661 * options.cc: Include "plugin.h".
662 (General_options::parse_plugin): New function.
663 (General_options::General_options): Initialize plugins_ field.
664 (General_options::add_plugin): New function.
665 * options.h (Plugin_manager): Declare.
666 (General_options): Add --plugin option.
667 (General_options::has_plugins): New function.
668 (General_options::plugins): New function.
669 (General_options::add_plugin): New function.
670 (General_options::plugins_): New field.
671 * plugin.cc: New file.
672 * plugin.h: New file.
673 * readsyms.cc: Include "plugin.h".
674 (Read_symbols::do_read_symbols): Check for archive before checking
675 for ELF file. Call plugin hooks to claim files.
676 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
677 from a real object file; force override when processing replacement
679 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
680 (Symbol::init_base_object): Likewise.
681 (Symbol::init_base_output_data): Likewise.
682 (Symbol::init_base_output_segment): Likewise.
683 (Symbol::init_base_constant): Likewise.
684 (Symbol::init_base_undefined): Likewise.
685 (Symbol::output_section): Assert that object is not a plugin.
686 (Symbol_table::add_from_pluginobj): New function.
687 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
689 (Symbol_table::sized_write_globals): Likewise.
690 (Symbol_table::add_from_pluginobj): Instantiate template.
691 * symtab.h (Sized_pluginobj): Declare.
692 (Symbol::in_real_elf): New function.
693 (Symbol::set_in_real_elf): New function.
694 (Symbol::in_real_elf_): New field.
695 (Symbol_table::add_from_pluginobj): New function.
697 * testsuite/Makefile.am (AM_CFLAGS): New variable.
698 (LIBDL): New variable.
700 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
701 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
702 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
703 (MOSTLYCLEANFILES): Likewise.
704 * testsuite/Makefile.in: Regenerate.
705 * testsuite/plugin_test.c: New file.
706 * testsuite/plugin_test_1.sh: New file.
707 * testsuite/plugin_test_2.sh: New file.
709 2008-09-16 Ian Lance Taylor <iant@google.com>
711 * target-reloc.h (relocate_section): Check whether a symbol is
712 defined by the ABI before reporting an undefined symbol error.
713 * target.h (Target::is_defined_by_abi): Make parameter const.
714 (Target::do_is_defined_by_abi): Likewise.
715 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
716 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
717 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
718 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
719 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
720 * testsuite/Makefile.in: Rebuild.
722 * fileread.cc (make_view): Add casts to avoid warning.
724 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
726 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
727 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
729 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
731 * options.h (General_options::output_is_executable): New.
732 (General_options::output_is_pie): New.
733 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
734 for shared libraries.
735 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
737 2008-09-11 Chris Demetriou <cgd@google.com>
739 * options.h (origin): New -z option.
740 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
741 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
744 2008-09-05 Cary Coutant <ccoutant@google.com>
746 * fileread.cc (File_read::make_view): Add check for attempt to map
749 2008-09-05 Cary Coutant <ccoutant@google.com>
751 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
752 explicit instantiations.
754 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
757 * options.cc (General_options::finalize): Allow undefined symbols
758 in shlibs if linking -shared.
761 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
762 symbols as not needing a dynsym entry.
764 2008-08-20 Craig Silverstein <csilvers@google.com>
766 * fileread.cc (File_read::open): Do not lock the file unless it
767 was successfully opened.
769 2008-08-14 Cary Coutant <ccoutant@google.com>
771 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
772 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
773 * testsuite/tls_test.cc (struct int128): 128-bit struct
774 for testing TLS relocs with non-zero addend.
775 (v12): New TLS variable.
777 (t_last): Add check for v12.
778 * testsuite/tls_test.h (t12): New function.
779 * testsuite/tls_test_main.cc (thread_routine): Call new test.
781 2008-08-13 Ian Lance Taylor <iant@google.com>
783 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
784 set tls_segment_ or relro_segment_.
785 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
787 * output.h (Output_section::clear_is_relro): New function.
788 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
789 sections specially even when output_data_ is empty.
790 (Output_segment::maximum_alignment): When first section is relro,
791 only force alignment for PT_LOAD segments.
792 * script.cc (script_data_segment_align): New function.
793 (script_data_segment_relro_end): New function.
794 * script-c.h (script_data_segment_align): Declare.
795 (script_data_segment_relro_end): Declare.
796 * script-sections.h (class Script_sections): Declare
797 data_segment_align and data_segment_relro_end. Add fields
798 segment_align_index_ and saw_relro_end_.
799 * script-sections.cc (class Sections_element): Add set_is_relro
800 virtual function. Add new bool* parameter to place_orphan_here.
801 Add get_output_section virtual function.
802 (class Output_section_definition): Add set_is_relro. Add new
803 bool* parameter to place_orphan_here. Add get_output_section.
805 (Output_section_definition::Output_section_definition): Initialize
806 evaluated_address_, evaluated_load_address, evaluated_addralign_,
807 and is_relro_ fields.
808 (Output_section_definition::place_orphan_here): Add is_relro
810 (Output_section_definition::set_section_addresses): Set relro for
812 (Output_section_definition::alternate_constraint): Likewise.
813 (class Orphan_output_section): Add new bool* parameter to
814 place_orphan_here. Add get_output_section.
815 (Orphan_output_section::place_orphan_here): Add is_relro
817 (Script_sections::Script_sections): Initialize
818 data_segment_align_index_ and saw_relro_end_.
819 (Script_sections::data_segment_align): New function.
820 (Script_sections::data_segment_relro_end): New function.
821 (Script_sections::place_orphan): Set or clear is_relro.
822 (Script_sections::set_section_addresses): Force alignment of first
824 * yyscript.y (exp): Call script_data_segment_align and
825 script_data_segment_relro_end.
826 * testsuite/relro_script_test.t: New file.
827 * testsuite/relro_test.cc (using_script): Declare.
828 (t1, t2): Test using_script.
829 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
830 (relro_script_test_SOURCES): Define.
831 (relro_script_test_DEPENDENCIES): Define.
832 (relro_script_test_LDFLAGS): Define.
833 (relro_script_test_LDADD): Define.
834 (relro_script_test.so): New target.
835 * testsuite/Makefile.in: Rebuild.
837 2008-08-06 Cary Coutant <ccoutant@google.com>
839 * archive.cc (Archive::total_archives, Archive::total_members)
840 (Archive::total_members_loaded): New variables.
841 (Archive::setup): Add parameter. Add option to preread
843 (Archive::read_armap): Add counter.
844 (Archive::get_file_and_offset): New function.
845 (Archive::get_elf_object_for_member): New function.
846 (Archive::read_all_symbols): New function.
847 (Archive::read_symbols): New function.
848 (Archive::add_symbols): Add counters.
849 (Archive::include_all_members): Use armap to find members if it's
851 (Archive::include_member): Skip reading symbols if already read.
852 Factored code into Archive::get_file_and_offset and
853 Archive::get_elf_object_for_member. Changed call to
854 Mapfile::report_include_archive_member.
855 (Archive::print_stats): New function.
856 * archive.h: Declare Object and Read_symbols_data classes.
857 (Archive::Archive): Add initializers for new members.
858 (Archive::setup): Add parameter.
859 (Archive::print_stats): New function.
860 (Archive::total_archives, Archive::total_members)
861 (Archive::total_members_loaded): New variables.
862 (Archive::get_file_and_offset): New function.
863 (Archive::get_elf_object_for_member): New function.
864 (Archive::read_all_symbols): New function.
865 (Archive::read_symbols): New function.
866 (Archive::Archive_member): New class.
867 (Archive::members_): New member.
868 (Archive::num_members_): New member.
869 * main.cc: Include archive.h.
870 (main): Call Archive::print_stats.
871 * mapfile.cc (Mapfile::report_include_archive_member): Delete
872 archive parameter; member_name is now the fully-decorated name.
873 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
874 * options.h: (General_options): Add --preread-archive-symbols option.
875 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
878 2008-08-04 Ian Lance Taylor <iant@google.com>
880 * symtab.h (Symbol::use_plt_offset): New function.
881 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
882 * powerpc.cc (Relocate::relocate): Likewise.
883 * sparc.cc (Relocate::relocate): Likewise.
884 * x86_64.cc (Relocate::relocate): Likewise.
885 * testsuite/weak_plt.sh: New test.
886 * testsuite/weak_plt_main.cc: New test.
887 * testsuite/weak_plt_shared.cc: New test.
888 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
889 (check_PROGRAMS): Add weak_plt.
890 (check_DATA): Add weak_plt_shared.so.
891 (weak_plt_main_pic.o, weak_plt): New targets.
892 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
893 * testsuite/Makefile.in: Rebuild.
895 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
897 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
898 * testsuite/Makefile.in: Rebuild.
900 2008-08-04 Alan Modra <amodra@bigpond.net.au>
902 * Makefile.am (POTFILES.in): Set LC_ALL=C.
903 * Makefile.in: Regenerate.
904 * po/POTFILES.in: Regenerate.
906 2008-07-29 Ian Lance Taylor <iant@google.com>
908 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
909 symbols before other symbols.
910 * testsuite/script_test_2.cc (test_addr): Declare.
911 (test_addr_alias): Declare.
912 (main): Check that test_addr and test_addr_alias have the right
914 * testsuite/script_test_2.t: Define test_addr_alias and
917 2008-07-24 Ian Lance Taylor <iant@google.com>
920 * descriptors.cc: New file.
921 * descriptors.h: New file.
922 * gold-threads.h (class Hold_optional_lock): New class.
923 * fileread.cc: Include "descriptors.h".
924 (File_read::~File_read): Release descriptor rather than closing
926 (File_read::open) [file]: Call open_descriptor rather than open.
927 Set is_descriptor_opened_.
928 (File_read::open) [memory]: Assert that descriptor is not open.
929 (File_read::reopen_descriptor): New function.
930 (File_read::release): Release descriptor.
931 (File_read::do_read): Make non-const. Reopen descriptor.
932 (File_read::read): Make non-const.
933 (File_read::make_view): Reopen descriptor.
934 (File_read::do_readv): Likewise.
935 * fileread.h (class File_read): Add is_descriptor_opened_ field.
937 * layout.cc: Include "descriptors.h".
938 (Layout::create_build_id): Use open_descriptor rather than open.
939 * output.cc: Include "descriptors.h".
940 (Output_file::open): Use open_descriptor rather than open.
941 * archive.cc (Archive::const_iterator): Change Archive to be
943 (Archive::begin, Archive::end): Make non-const.
944 (Archive::count_members): Likewise.
945 * archive.h (class Archive): Update declarations.
946 * object.h (Object::read): Make non-const.
947 * Makefile.am (CCFILES): Add descriptors.cc.
948 (HFILES): Add descriptors.h.
949 * Makefile.in: Rebuild.
952 * gold.h: Always include <clocale>. Add Solaris workarounds
953 following code in binutils/sysdep.h.
956 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
957 this->eh_frame_hdr_ is NULL before using it.
959 * dynobj.cc (Versions::Versions): Update comment.
961 * dynobj.cc (Versions::Versions): If there is an soname, use it as
962 the base version name.
964 * stringpool.cc (Stringpool_template::add_with_length): Set key to
966 (Stringpool_template::set_string_offsets): Subtract one from key
967 before using it as an array index.
968 (Stringpool_template::get_offset_with_length): Likewise.
969 (Stringpool_template::write_to_buffer): Likewise.
970 * stringpool.h (Stringpool_template::get_offset_from_key):
973 2008-07-23 Ian Lance Taylor <iant@google.com>
976 * object.h (Merged_symbol_value::value): Do our best to handle a
980 * script.cc (Version_script_info::get_versions): Don't add empty
981 version tag to return value.
982 (Version_script_info::get_symbol_version_helper): Change return
983 type to bool. Add pversion parameter. Change all callers.
984 (script_register_vers_node): Don't require a non-NULL tag.
985 * script.h (class Version_script_info): Update declarations.
986 (Version_script_info::get_symbol_version): Change return type to
987 bool. Add version parameter. Change all callers.
988 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
989 handling. Handle an empty version from a version script.
990 (Symbol_table::define_special_symbol): Likewise.
991 * testsuite/ver_test_10.script: New file.
992 * testsuite/ver_test_10.sh: New file.
993 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
994 (check_DATA): Add ver_test_10.syms.
995 (ver_test_10.syms, ver_test_10.so): New target.
996 * testsuite/Makefile.in: Rebuild.
998 2008-07-23 Simon Baldwin <simonb@google.com>
1000 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1001 to zero for undefined symbols from dynamic libraries.
1003 2008-07-23 Ian Lance Taylor <iant@google.com>
1005 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1007 * symtab.h (class Symbol_table): Update declaration.
1008 * testsuite/ver_test_9.cc: New file.
1009 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1010 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1011 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1012 (ver_test_9.so, ver_test_9.o): New targets.
1013 * testsuite/Makefile.in: Rebuild.
1015 2008-07-22 Ian Lance Taylor <iant@google.com>
1017 * options.h (class General_options): Define --check-sections.
1018 * layout.cc (Layout::set_segment_offsets): Handle
1021 * options.h (class General_options): Define -n/--nmagic and
1023 * options.cc (General_options::finalize): For -n/--nmagic or
1024 -N/--omagic, set -static.
1025 * layout.cc (Layout::attach_allocated_section_to_segment): If
1026 -N/--omagic, don't put read-only and read-write sections in
1028 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1029 finding a read-only segment.
1030 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1031 don't set the minimum segment alignment to the common page size,
1032 and don't set the file offset to the address modulo the page size.
1033 * script-sections.cc (Script_sections::create_segments): If
1034 -n/--omagic, don't put read-only and read-write sections in
1037 * cref.cc: New file.
1039 * options.h (class General_options): Add --print-symbol-counts.
1040 * main.cc (main): Issue defined symbol report if requested.
1041 * archive.cc (Archive::interpret_header): Make into a const member
1043 (Archive::add_symbols): Call Input_objects::archive_start and
1045 (Archive::const_iterator): Define new class.
1046 (Archive::begin, Archive::end): New functions.
1047 (Archive::include_all_members): Rewrite to use iterator.
1048 (Archive::count_members): New function.
1049 * archive.h (class Archive): Update declarations.
1050 (Archive::filename): New function.
1051 * object.cc: Include "cref.h".
1052 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1053 (Sized_relobj::do_get_global_symbol_counts): New function.
1054 (Input_objects::add_object): Add object to cross-referencer.
1055 (Input_objects::archive_start): New function.
1056 (Input_objects::archive_stop): New function.
1057 (Input_objects::print_symbol_counts): New function.
1058 * object.h: Declare Cref and Archive.
1059 (Object::get_global_symbol_counts): New function.
1060 (Object::do_get_global_symbol_counts): New pure virtual function.
1061 (class Sized_relobj): Add defined_count_ field. Update
1063 (class Input_objects): Add cref_ field. Update constructor.
1064 Update declarations.
1065 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1067 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1069 (Sized_dynobj::do_get_global_symbol_counts): New function.
1070 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1071 defined_count_. Update declarations. Define Symbols typedef.
1072 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1073 parameter. Change all callers.
1074 (Symbol_table::add_from_dynobj): Add sympointers and defined
1075 parameters. Change all callers.
1076 * symtab.h (class Symbol_table): Update declarations.
1077 * Makefile.am (CCFILES): Add cref.cc.
1078 (HFILES): Add cref.h.
1079 * Makefile.in: Rebuild.
1081 2008-07-22 Simon Baldwin <simonb@google.com>
1083 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1084 to zero when writing undefined symbols.
1086 2008-07-22 Ian Lance Taylor <iant@google.com>
1088 * output.cc (Output_section::add_input_section): Don't try to
1089 merge empty merge sections.
1091 2008-07-21 Craig Silverstein <csilvers@google.com>
1093 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1094 Include symbol version in error message.
1096 2008-07-20 Chris Demetriou <cgd@google.com>
1098 * configure.ac (gold_cv_c_random_seed): New configured variable.
1099 (RANDOM_SEED_CFLAGS): New substituted variable.
1100 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1101 * configure: Rebuild.
1102 * Makefile.in: Likewise.
1103 * testsuite/Makefile.in: Likewise.
1105 2008-07-18 Ian Lance Taylor <iant@google.com>
1107 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1108 where we see NAME/NULL and NAME/VERSION as separate symbols.
1109 * testsuite/ver_test_main.cc (main): Call t4.
1110 (t4, t4_2a): Define.
1111 * testsuite/ver_test_2.cc (t4_2): Define.
1112 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1113 * testsuite/ver_test_4.cc (t4_2a): Define.
1114 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1115 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1117 2008-07-17 Ian Lance Taylor <iant@google.com>
1119 * dynobj.cc (Versions::add_def): If we give an error about a
1120 missing version, go ahead and create the version anyhow.
1122 2008-07-10 Ian Lance Taylor <iant@google.com>
1124 Handle output sections with more than 0x7fffffff bytes.
1125 * object.h (class Relobj): Change map_to_output_ to
1126 output_sections_, and just keep a section pointer. Change all
1127 uses. Move comdat group support to Sized_relobj.
1128 (Relobj::is_section_specially_mapped): Remove.
1129 (Relobj::output_section): Remove poff parameter. Change all
1131 (Relobj::output_section_offset): New function.
1132 (Relobj::set_section_offset): Rewrite.
1133 (Relobj::map_to_output): Remove.
1134 (Relobj::output_sections): New function.
1135 (Relobj::do_output_section_offset): New pure virtual function.
1136 (Relobj::do_set_section_offset): Likewise.
1137 (class Sized_relobj): Add section_offsets_ field. Add comdat
1138 group support from Relobj. Update declarations.
1139 (Sized_relobj::get_output_section_offset): New function.
1140 (Sized_relobj::do_output_section_offset): New function.
1141 (Sized_relobj::do_set_section_offset): New function.
1142 * object.cc (Relobj::output_section_address): Remove.
1143 (Sized_relobj::Sized_relobj): Initialize new fields.
1144 (Sized_relobj::include_section_group): Cast find_kept_object to
1146 (Sized_relobj::include_linkonce_section): Likewise.
1147 (Sized_relobj::do_layout): Use separate arrays for output section
1149 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1151 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1152 output_sections and section_offsets.
1153 (Sized_relobj::write_local_symbols): Likewise.
1154 (map_to_kept_section): Compute output address directly.
1155 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1156 output_sections and section_offsets.
1157 (Sized_relobj::write_sections): Likewise.
1158 (Sized_relobj::relocate_sections): Likewise.
1159 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1160 * output.h (class Output_reloc): Update declarations. Change
1161 u2_.relobj to Sized_relobj*.
1162 (class Output_data_reloc): Change add functions to use
1164 * output.cc (Output_reloc::Output_reloc): Change relobj to
1166 (Output_reloc::local_section_offset): Change return type to
1167 Elf_Addr. Use get_output_section_offset.
1168 (Output_reloc::get_address): Likewise.
1169 (Output_section::is_input_address_mapped): Don't call
1170 is_section_specially_mapped.
1171 (Output_section::output_offset): Likewise.
1172 (Output_section::output_address): Likewise.
1173 (Output_section::starting_output_address): Likewise.
1174 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1175 parameter to Sized_relobj*.
1176 (Copy_relocs::need_copy_reloc): Likewise.
1177 (Copy_relocs::save): Likewise.
1178 * copy-relocs.h (class Copy_relocs): Update declarations.
1179 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1180 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1181 * target-reloc.h (relocate_for_relocatable): Change
1182 offset_in_output_section type to Elf_Addr. Change code that uses
1184 * layout.cc (Layout::layout): Always set *off.
1185 * mapfile.cc (Mapfile::print_input_section): Use
1186 output_section_offset.
1187 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1189 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1190 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1191 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1193 2008-07-03 Ian Lance Taylor <iant@google.com>
1195 * layout.cc (Layout::include_section): Do not discard unrecognized
1196 SHT_STRTAB sections.
1198 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1200 * script.cc (Lex::can_continue_name): Make '?' allowable in
1201 version-script names.
1202 * testsuite/version_script.map: Change glob pattern to use '?'
1204 2008-06-30 Manish Singh <yosh@gimp.org>
1207 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1210 2008-06-30 Ian Lance Taylor <iant@google.com>
1214 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1215 versions]: Don't try to read the value in the contents, since we
1216 don't use it. Use the template endianness when writing.
1218 2008-06-25 Cary Coutant <ccoutant@google.com>
1220 * fileread.cc (File_read::make_view): Assert on zero-length view.
1221 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1222 symbol table when there are no symbols to read.
1224 2008-06-23 Craig Silverstein <csilvers@google.com>
1226 * version.cc (version_string): Bump to 1.7
1228 2008-06-18 Craig Silverstein <csilvers@google.com>
1230 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1231 constant 0xFFFF to type Valtype.
1232 (Powerpc_relocate_functions::rel16_ha): Likewise.
1234 2008-06-17 Ian Lance Taylor <iant@google.com>
1236 * output.h (Output_section::Input_section): Initialize p2align_ to
1237 zero for Output_section_data constructors.
1238 (Output_section::Input_section::addralign): If not an input
1239 section, return the alignment of the Output_section_data.
1240 * testsuite/copy_test.cc: New file.
1241 * testsuite/copy_test_1.cc: New file.
1242 * testsuite/copy_test_2.cc: New file.
1243 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1244 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1245 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1246 (copy_test_1_pic.o, copy_test_1.so): New targets.
1247 (copy_test_2_pic.o, copy_test_2.so): New targets.
1248 * testsuite/Makefile.in: Rebuild.
1250 * script-sections.cc (Script_sections::place_orphan): Initialize
1251 local variable exact.
1253 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1255 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1257 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1258 David S. Miller <davem@davemloft.net>
1260 * powerpc.cc: New file.
1261 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1262 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1263 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1264 * Makefile.in: Rebuild.
1266 2008-06-09 Ian Lance Taylor <iant@google.com>
1268 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1270 (throwing, orig_terminate): New static variables.
1271 (terminate_handler): New static function.
1272 (t2): Set terminate handler.
1274 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1277 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1280 2008-05-30 Cary Coutant <ccoutant@google.com>
1282 * archive.cc (Archive::include_all_members) Correct to step
1283 over symbol table and extended name table in thin archives.
1285 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1288 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1291 2008-05-28 Caleb Howe <cshowe@google.com>
1293 * reduced_debug_output.cc: New file.
1294 * reduced_debug_output.h: New file.
1295 * options.h (class General_options): Add --strip-debug-non-line.
1296 * options.cc (General_options::finalize): Add strip_debug_non_line
1297 to the strip heirarchy.
1298 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1300 * layout.cc: Include "reduced_debug_output.h".
1301 (Layout::Layout): Initialize new fields.
1302 (line_only_debug_sections): New static array.
1303 (is_lines_only_debug_sections): New static inline function.
1304 (Layout::include_section): Handle --strip-debug-non-line.
1305 (Layout::make_output_section): If --strip-debug-non-line, build
1306 new output sections for .debug_abbrev and .debug_info.
1307 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1308 gold. Warn about possible overflow.
1309 (read_signed_LEB_128): Likewise.
1310 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1311 (read_signed_LEB_128): Declare.
1312 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1313 (HFILES): Add reduced_debug_output.h.
1314 * Makefile.in: Rebuild.
1316 2008-05-21 Ian Lance Taylor <iant@google.com>
1318 * mapfile.cc: New file.
1319 * mapfile.h: New file.
1320 * options.h (class General_options): Add -M/--print-map and -Map.
1321 * options.cc (General_options::finalize): Make -M equivalent to
1323 * main.cc: Include <cstdio> and "mapfile.h".
1324 (main): Open mapfile if requested.
1325 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1326 constructor. Change caller.
1327 (queue_initial_tasks): Add mapfile parameter. Change caller.
1328 (queue_middle_tasks): Likewise.
1329 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1331 * archive.cc: Include "mapfile.h".
1332 (Archive::add_symbols): Add mapfile parameter. Change all
1333 callers. Pass mapfile, symbol, and reason to include_member.
1334 (Archive::include_all_members): Add mapfile parameter. Change all
1336 (Archive::include_member): Add mapfile, sym, and why parameters.
1337 Change all callers. Report inclusion to map file.
1338 * archive.h: Include "fileread.h".
1339 (class Archive): Update declarations.
1340 (Archive::file): New const method.
1341 (class Add_archive_symbols): Add mapfile_ field. Update
1342 constructor. Change all callers.
1343 * readsyms.h (class Read_symbols): Likewise.
1344 (class Finish_group): Likewise.
1345 (class Read_script): Likewise.
1346 * common.cc: Include "mapfile.h".
1347 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1349 (Symbol_table::do_allocate_commons): Likewise.
1350 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1351 symbol allocation to mapfile.
1352 * common.h (class Allocate_commons_task): Add mapfile_ field.
1353 Update constructor. Change all callers.
1354 * symtab.h (class Symbol_table): Update declarations.
1355 * layout.cc: Include "mapfile.h".
1356 (Layout_task_runner::run): Print information to mapfile.
1357 (Layout::create_gold_note): Change Output_data_fixed_space to
1358 Output_data_zero_fill.
1359 (Layout::create_build_id): Likewise.
1360 (Layout::print_to_mapfile): New function.
1361 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1362 constructor. Change caller.
1363 (class Layout): Declare print_to_mapfile.
1364 * output.cc (Output_section::Input_section::print_to_mapfile): New
1366 (Output_section::add_input_section): If producing a map, always
1367 add to input_sections_ list.
1368 (Output_section::do_print_to_mapfile): New function.
1369 (Output_segment::print_sections_to_mapfile): New function.
1370 (Output_segment::print_section_list_to_mapfile): New function.
1371 * output.h: Include "mapfile.h".
1372 (Output_data::print_to_mapfile): New function.
1373 (Output_data::do_print_to_mapfile): New virtual function.
1374 (Output_segment_headers::do_print_to_mapfile): New function.
1375 (Output_file_header::do_print_to_mapfile): New function.
1376 (Output_data_const::do_print_to_mapfile): New function.
1377 (class Output_data_const_buffer): Add map_name_ field. Update
1378 constructor. Change all callers. Add do_print_to_mapfile
1380 (class Output_data_fixed_space): Likewise.
1381 (class Output_data_space): Likewise.
1382 (class Output_data_zero_fill): New class.
1383 (Output_data_strtab::do_print_to_mapfile): New function.
1384 (Output_data_reloc_base::do_print_to_mapfile): New function.
1385 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1386 (Output_data_group::do_print_to_mapfile): New function.
1387 (Output_data_got::do_print_to_mapfile): New function.
1388 (Output_data_dynamic::do_print_to_mapfile): New function.
1389 (Output_symtab_xindex::do_print_to_mapfile): New function.
1390 (class Output_section): Declare do_print_to_mapflie. Declare
1391 print_to_mapfile in Input_section.
1392 (class Output_segment): Declare new functions.
1393 * object.h (Sized_relobj::symbol_count): New function.
1394 * script-sections.cc
1395 (Output_section_element_dot_assignment::set_section_addresses):
1396 Change Output_data_fixed_space to Output_data_zero_fill.
1397 (Output_data_expression::do_print_to_mapfile): New function.
1398 * script.cc (read_input_script): Add mapfile parameter. Change
1400 * script.h (read_input_script): Update declaration.
1401 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1402 (Eh_frame::do_print_to_mapfile): New function.
1403 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1404 (Output_merge_string::do_print_to_mapfile): New function.
1405 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1407 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1409 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1411 * Makefile.am (CCFILES): Add mapfile.cc.
1412 (HFILES): Add mapfile.h.
1413 * Makefile.in: Rebuild.
1415 2008-05-19 Ian Lance Taylor <iant@google.com>
1417 * options.h (class General_options): Add -z relro.
1418 * layout.cc (Layout::Layout): Initialize relro_segment_.
1419 (Layout::add_output_section_data): Return the output section.
1420 (Layout::make_output_section): Rcognize relro sections and mark
1422 (Layout::attach_allocated_section_to_segment): Put relro sections
1423 in a PT_GNU_RELRO segment.
1424 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1426 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1428 (Layout::linkonce_mapping): Map d.rel.ro.local to
1430 (Layout::output_section_name): Us .data.rel.ro.local for any
1431 section which begins with that.
1432 * layout.h (class Layout): Update add_output_section_data
1433 declaration. Add relro_segment_ field.
1434 * output.cc (Output_section::Output_section): Initialize is_relro_
1435 and is_relro_local_ fields.
1436 (Output_segment::add_output_section): Group relro sections.
1437 (Output_segment::is_first_section_relro): New function.
1438 (Output_segment::maximum_alignment): If there is a relro section,
1439 align the segment to the common page size.
1440 (Output_segment::set_section_addresses): Track whether we are
1441 looking at relro sections. If the last section is a relro
1442 section, align to the common page size.
1443 (Output_segment::set_section_list_addresses): Add in_relro
1444 parameter. Change all callers. Align to the page size when
1445 moving from relro to non-relro section.
1446 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1448 * output.h (class Output_section): Add is_relro_ and
1449 is_relro_local_ fields.
1450 (Output_section::is_relro): New function.
1451 (Output_section::set_is_relro): New function.
1452 (Output_section::is_relro_local): New function.
1453 (Output_section::set_is_relro_local): New function.
1454 (class Output_segment): Update declarations.
1455 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1456 * sparc.cc (Target_sparc::got_section): Likewise.
1457 * x86_64.cc (Target_x86_64::got_section): Likewise.
1458 * testsuite/relro_test_main.cc: New file.
1459 * testsuite/relro_test.cc: New file.
1460 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1461 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1462 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1463 (relro_test.so, relro_test_pic.o): New targets.
1464 * testsuite/Makefile.in: Rebuild.
1466 2008-05-16 Ian Lance Taylor <iant@google.com>
1468 * output.cc (Output_segment::add_output_section): Remove front
1470 * output.h (class Output_segment): Remove
1471 add_initial_output_section and overloaded add_output_section.
1472 Update declaration of remaining add_output_section.
1473 * layout.cc (Layout::create_interp): Call add_output_section
1474 rather than add_initial_output_section.
1475 (Layout::finish_dynamic_section): Likewise.
1477 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1478 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1479 know the dynamic type.
1480 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1481 field. Initialize it in constructor.
1482 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1483 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1484 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1487 * output.cc (Output_reloc::get_address): Change return type to
1489 * output.h (class Output_reloc): Update get_address declaration.
1490 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1491 for section addresses.
1493 2008-05-09 Ian Lance Taylor <iant@google.com>
1496 * gold.cc (gold_nomem): Use return value of write.
1498 2008-05-08 Ian Lance Taylor <iant@google.com>
1500 * symtab.c (Symbol::init_base_output_data): Add version
1501 parameter. Change all callers.
1502 (Symbol::init_base_output_segment): Likewise.
1503 (Symbol::init_base_constant): Likewise.
1504 (Symbol::init_base_undefined): Likewise.
1505 (Sized_symbol::init_output_data): Likewise.
1506 (Sized_symbol::init_output_segment): Likewise.
1507 (Sized_symbol::init_constant): Likewise.
1508 (Sized_symbol::init_undefined): Likewise.
1509 (Symbol_table::do_define_in_output_data): If the new symbol has a
1510 version, mark it as the default.
1511 (Symbol_table::do_define_in_output_segment): Likewise.
1512 (Symbol_table::do_define_as_constant): Likewise.
1513 * symtab.h (class Symbol): Update declarations.
1514 (class Sized_symbol): Likewise.
1515 * resolve.cc (Symbol::override_version): New function.
1516 (Symbol::override_base): Call override_version.
1517 (Symbol::override_base_with_special): Likewise.
1518 * testsuite/ver_script_8.script: New file.
1519 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1520 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1521 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1522 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1524 2008-05-06 Ian Lance Taylor <iant@google.com>
1527 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1529 (class General_options): Remove existing --undefined, and add
1530 --no-undefined instead. Add new --undefined as synonym for -u.
1531 * archive.cc (Archive::add_symbols): Check whether symbol was
1533 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1534 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1535 all uses. Add IS_UNDEFINED. Update declarations to split
1536 different versions of init_base. Declare init_base_undefined.
1537 (Symbol::is_defined): Handle IS_UNDEFINED.
1538 (Symbol::is_undefined): Likewise.
1539 (Symbol::is_weak_undefined): Call is_undefined.
1540 (Symbol::is_absolute): Handle IS_CONSTANT.
1541 (class Sized_symbol): Update declarations to split different
1542 versions of init. Declare init_undefined.
1543 (class Symbol_table): Declare new functions.
1544 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1546 (Symbol::init_base_output_data): Likewise.
1547 (Symbol::init_base_output_segment): Likewise.
1548 (Symbol::init_base_constant): Likewise.
1549 (Symbol::init_base_undefined): New function.
1550 (Sized_symbol::init_object): Rename from init. Change all
1552 (Sized_symbol::init_output_data): Likewise.
1553 (Sized_symbol::init_output_segment): Likewise.
1554 (Sized_symbol::init_constant): Likewise.
1555 (Sized_symbol::init_undefined): New function.
1556 (Symbol_table::add_undefined_symbols_from_command_line): New
1558 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1560 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1561 (Symbol::output_section): Likewise.
1562 (Symbol::set_output_section): Likewise.
1563 (Symbol_table::sized_finalize_symbol): Likewise.
1564 (Symbol_table::sized_write_globals): Likewise.
1565 * resolve.cc (Symbol_table::should_override): Likewise.
1566 (Symbol::override_base_with_special): Likewise.
1568 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1569 symbol, change it to have default visibility.
1570 * testsuite/protected_1.cc: New file.
1571 * testsuite/protected_2.cc: New file.
1572 * testsuite/protected_3.cc: New file.
1573 * testsuite/protected_main_1.cc: New file.
1574 * testsuite/protected_main_2.cc: New file.
1575 * testsuite/protected_main_3.cc: New file.
1576 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1577 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1578 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1579 (protected_1.so): New target.
1580 (protected_1_pic.o, protected_2_pic.o): New targets.
1581 (protected_3_pic.o): New target.
1582 (check_PROGRAMS): Add protected_2.
1583 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1584 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1585 * testsuite/Makefile.in: Rebuild.
1587 * options.h (DEFINE_var): Add set_user_set_##varname__.
1588 (DEFINE_bool_alias): New macro.
1589 (class General_options): Define -Bstatic using DEFINE_bool_alias
1590 rather than DEFINE_special. Add --undefined as an alias for -z
1592 * options.cc (General_options::parse_Bstatic): Remove.
1594 * options.h (class General_options): Add --fatal-warnings.
1595 * main.cc (main): Implement --fatal-warnings.
1596 * errors.h (Errors::warning_count): New function.
1598 * options.h (class General_options): Add -Bsymbolic-functions.
1599 * symtab.h (Symbol::is_preemptible): Check for
1600 -Bsymbolic-functions.
1602 2008-05-05 Ian Lance Taylor <iant@google.com>
1604 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1605 as noVARNAME rather than no-VARNAME.
1606 (class General_options): Add option -z combreloc.
1607 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1609 (Output_reloc::sort_before) [SHT_REL]: New function.
1610 (Output_reloc::sort_before) [SHT_RELA]: New function.
1611 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1612 Sort_relocs_comparison.
1613 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1614 parameter. Change all callers.
1615 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1616 sort_relocs parameter. Change all callers.
1617 * output.cc (Output_reloc::get_address): New function, broken out
1619 (Output_reloc::write_rel): Call it.
1620 (Output_reloc::compare): New function.
1621 (Output_data_reloc_base::do_write): Optionally sort relocs.
1623 * configure.ac: If targ_extra_obj is set, link it in.
1624 * configure.tgt: Initialize all variables.
1625 (x86_64*): Set targ_extra_obj and targ_extra_size.
1626 * configure: Rebuild.
1628 * object.cc (Sized_relobj::include_section_group): Adjust section
1629 indexes read from group data. Build vector to pass to
1631 * layout.cc (Layout::layout_group): Add flags and shndxes
1632 parameters. Remove contents parameter. Change caller. Update
1633 explicit instantiations.
1634 * layout.h (class Layout): Update layout_group declaration.
1635 * output.cc (Output_data_group::Output_data_group): Add flags and
1636 input_shndxes parameters. Remove contents parameter. Change
1638 (Output_data_group::do_write): Change input_sections_ to
1640 * output.h (class Output_data_group): Update constructor
1641 declaration. Rename input_sections_ to input_shndxes_.
1642 * testsuite/many_sections_test.cc: Add template.
1644 2008-04-30 Cary Coutant <ccoutant@google.com>
1646 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1648 * layout.cc (Layout::include_section): Refactored check for debug
1650 (Layout::add_comdat): Add new parameters. Change type
1651 of signature parameter. Add object and shndx to signatures table.
1652 (Layout::find_kept_object): New function.
1653 * layout.h: Include <cstring>.
1654 (Layout::is_debug_info_section): New function.
1655 (Layout::add_comdat): Add new parameters.
1656 (Layout::find_kept_object): New function.
1657 (Layout::Kept_section): New struct.
1658 (Layout::Signatures): Change type of map range.
1659 * object.cc (Relobj::output_section_address): New function.
1660 (Sized_relobj::include_section_group): Add new parameters. Change
1661 calls to Layout::add_comdat. Change to build table of kept comdat
1662 groups and table mapping discarded sections to kept sections.
1663 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1664 (Sized_relobj::do_layout): Change calls to include_section_group and
1665 include_linkonce_section.
1666 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1667 value to zero when section is discarded.
1668 (Sized_relobj::map_to_kept_section): New function.
1669 * object.h (Relobj::output_section_address): New function.
1670 (Relobj::Comdat_group): New type.
1671 (Relobj::find_comdat_group): New function.
1672 (Relobj::Comdat_group_table): New type.
1673 (Relobj::Kept_comdat_section): New type.
1674 (Relobj::Kept_comdat_section_table): New type.
1675 (Relobj::add_comdat_group): New function.
1676 (Relobj::set_kept_comdat_section): New function.
1677 (Relobj::get_kept_comdat_section): New function.
1678 (Relobj::comdat_groups_): New field.
1679 (Relobj::kept_comdat_sections_): New field.
1680 (Symbol_value::input_value): Update comment.
1681 (Sized_relobj::map_to_kept_section) New function.
1682 (Sized_relobj::include_linkonce_section): Add new parameter.
1683 * target-reloc.h (Comdat_behavior): New type.
1684 (get_comdat_behavior): New function.
1685 (relocate_section): Add code to map a discarded section to the
1686 corresponding kept section when applying a relocation.
1688 2008-04-30 Craig Silverstein <csilvers@google.com>
1690 * dwarf_reader.cc (next_generation_count): New static var.
1691 (Addr2line_cache_entry): New struct.
1692 (addr2line_cache): New static var.
1693 (Dwarf_line_info::one_addr2line): Added caching.
1694 (Dwarf_line_info::clear_addr2line_cache): New function.
1695 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1696 cache-size parameter.
1697 (Dwarf_line_info::one_addr2line_cache): New function.
1698 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1699 new cache-size argument to one_addr2line(), and clear cache.
1701 2008-04-28 Cary Coutant <ccoutant@google.com>
1703 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1704 R_386_PC8 relocations.
1706 2008-04-23 Ian Lance Taylor <iant@google.com>
1708 * object.cc (Sized_relobj::include_section_group): Check for
1709 invalid section group.
1711 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1714 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1715 than read for file header.
1716 * archive.cc (Archive::include_member): Likewise.
1718 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1720 * aclocal.m4: Regenerate.
1721 * configure: Regenerate.
1723 2008-04-19 Ian Lance Taylor <iant@google.com>
1725 * version.cc (version_string): Bump to 1.6.
1727 * testsuite/Makefile.am (many_sections_r_test): New target.
1728 (many_sections_r_test_SOURCES): Remove.
1729 (many_sections_r_test_DEPENDENCIES): Remove.
1730 (many_sections_r_test_LDFLAGS): Remove.
1731 (many_sections_r_test_LDADD): Remove.
1733 * object.cc (Sized_relobj::do_add_symbols): Always pass
1734 local_symbol_count_ to add_from_relobj.
1736 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1737 every thousand variables.
1738 * testsuite/Makefile.in: Rebuild.
1740 * object.cc (Xindex::initialize_symtab_xindex): New function.
1741 (Xindex::read_symtab_xindex): New function.
1742 (Xindex::sym_xindex_to_shndx): New function.
1743 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1745 (Sized_relobj::do_initialize_xindex): New function.
1746 (Sized_relobj::do_read_symbols): Adjust section links.
1747 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1748 parameter. Change all callers.
1749 (Sized_relobj::include_section_group): Adjust section links and
1750 symbol section indexes.
1751 (Sized_relobj::do_layout): Adjust section links.
1752 (Sized_relobj::do_count_local_symbols): Adjust section links and
1753 symbol section indexes.
1754 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1755 ordinary and special symbols.
1756 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1757 dynsym_xindex parameters. Change all callers. Adjust section
1758 links. Use SHN_XINDEX when needed.
1759 (Sized_relobj::get_symbol_location_info): Adjust section links.
1760 Don't get fooled by special symbols.
1761 * object.h (class Xindex): Define.
1762 (class Object): Add xindex_ parameter. Declare virtual functoin
1763 do_initialize_xindex.
1764 (Object::adjust_sym_shndx): New function.
1765 (Object::set_xindex): New protected function.
1766 (class Symbol_value): Add is_ordinary_shndx_ field.
1767 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1768 (Symbol_value::value): Assert ordinary section.
1769 (Symbol_value::initialize_input_to_output_map): Likewise.
1770 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1772 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1774 (class Sized_relobj): Update declarations.
1775 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1776 parameter. Change all callers.
1777 (Sized_relobj::adjust_shndx): New function.
1778 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1780 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1781 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1782 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1783 (Sized_dynobj::read_dynsym_section): Adjust section links.
1784 (Sized_dynobj::read_dynamic): Likewise.
1785 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1787 (Sized_dynobj::do_initialize_xindex): New function.
1788 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1789 do_initialize_xindex.
1790 (Sized_dynobj::adjust_shndx): New function.
1791 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1792 dynsym_xindex_ fields.
1793 (Layout::finalize): Add a call to set_section_indexes before
1794 creating the symtab sections.
1795 (Layout::set_section_indexes): Don't do anything if the section
1796 already has a section index.
1797 (Layout::create_symtab_sections): Add shnum parameter. Change
1798 caller. Create .symtab_shndx section if needed.
1799 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1801 (Layout::allocated_output_section_count): New function.
1802 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1804 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1805 fields. Update declarations.
1806 (Layout::symtab_xindex): New function.
1807 (Layout::dynsym_xindex): New function.
1808 (class Write_symbols_task): Add layout_ field.
1809 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1811 * output.cc (Output_section_headers::Output_section_headers): Add
1812 shstrtab_section parameter. Change all callers.
1813 (Output_section_headers::do_sized_write): Store overflow values
1814 for section count and section string table section index in
1815 section header zero.
1816 (Output_file_header::do_sized_write): Check for overflow of
1817 section count and section string table section index.
1818 (Output_symtab_xindex::do_write): New function.
1819 (Output_symtab_xindex::endian_do_write): New function.
1820 * output.h (class Output_section_headers): Add shstrtab_section_.
1821 Update declarations.
1822 (class Output_symtab_xindex): Define.
1823 (Output_section::has_out_shndx): New function.
1824 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1826 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1828 (Sized_symbol::init): Likewise.
1829 (Symbol::output_section): Check for ordinary symbol.
1830 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1831 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1833 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1834 Change all callers. Simplify handling of symbols from sections
1835 not included in the link.
1836 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1838 (Weak_alias_sorter::operator()): Assert that symbols are
1840 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1842 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1843 parameters. Change all callers.
1844 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1845 symbol distinction. Use SHN_XINDEX when needed.
1846 (Symbol_table::write_section_symbol): Add symtab_xindex
1847 parameter. Change all callers.
1848 (Symbol_table::sized_write_section_symbol): Likewise. Use
1849 SHN_XINDEX when needed.
1850 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1852 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1853 (Symbol::is_defined): Check is_ordinary.
1854 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1855 (Symbol::is_absolute, Symbol::is_common): Likewise.
1856 (class Sized_symbol): Update declarations.
1857 (class Symbol_table): Update declarations.
1858 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1859 parameters. Change all callers.
1860 (Sized_symbol::override): Likewise.
1861 (Symbol_table::override): Likewise.
1862 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1863 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1864 is_ordinary, and orig_st_shndx parameters. Change all callers.
1865 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1866 to be in an ordinary section.
1867 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1868 object and is_ordinary parameters. Change all callers.
1869 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1870 Change all callers. Don't add undefined or non-ordinary symbols
1872 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1874 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1876 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1877 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1878 (Sized_relobj::relocate_sections): Likewise.
1879 * target-reloc.h (scan_relocs): Adjust section symbol index.
1880 (scan_relocatable_relocs): Likewise.
1881 * i386.cc (Scan::local): Check for ordinary symbols.
1882 * sparc.cc (Scan::local): Likewise.
1883 * x86_64.cc (Scan::local): Likewise.
1884 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1885 to symbol_section_and_value.
1886 * testsuite/many_sections_test.cc: New file.
1887 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1888 (check_PROGRAMS): Add many_sections_test.
1889 (many_sections_test_SOURCES): Define.
1890 (many_sections_test_DEPENDENCIES): Define.
1891 (many_sections_test_LDFLAGS): Define.
1892 (BUILT_SOURCES): Add many_sections_define.h.
1893 (many_sections_define.h): New target.
1894 (BUILT_SOURCES): Add many_sections_check.h.
1895 (many_sections_check.h): New target.
1896 (check_PROGRAMS): Add many_sections_r_test.
1897 (many_sections_r_test_SOURCES): Define.
1898 (many_sections_r_test_DEPENDENCIES): Define.
1899 (many_sections_r_test_LDFLAGS): Define.
1900 (many_sections_r_test_LDADD): Define.
1901 (many_sections_r_test.o): New target.
1902 * testsuite/Makefile.in: Rebuild.
1904 2008-04-17 Cary Coutant <ccoutant@google.com>
1906 * errors.cc (Errors::info): New function.
1907 (gold_info): New function.
1908 * errors.h (Errors::info): New function.
1909 * gold.h (gold_info): New function.
1910 * object.cc (Input_objects::add_object): Print trace output.
1911 * options.cc (options::parse_set): New function.
1912 (General_options::parse_wrap): Deleted.
1913 (General_options::General_options): Deleted initializer.
1914 * options.h (options::String_set): New typedef.
1915 (options::parse_set): New function.
1916 (DEFINE_set): New macro.
1917 (General_options::wrap): Changed to use DEFINE_set. Changed
1918 callers of any_wrap_symbols and is_wrap_symbol.
1919 (General_options::trace, General_options::trace_symbol):
1921 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1922 (General_options::wrap_symbols_): Deleted.
1923 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1925 2008-04-17 David S. Miller <davem@davemloft.net>
1927 * options.cc (General_options::parse_V): New function.
1928 * options.h: Add entries for -V and -Qy.
1930 2008-04-17 Ian Lance Taylor <iant@google.com>
1932 * common.cc (Symbol_table::allocate_commons): Remove options
1933 parameter. Change caller.
1934 (Symbol_table::do_allocate_commons): Remove options parameter.
1935 Change caller. Just call do_allocate_commons_list twice.
1936 (Symbol_table::do_allocate_commons_list): New function, broken out
1937 of do_allocate_commons.
1938 * common.h (class Allocate_commons_task): Remove options_ field.
1940 * symtab.cc (Symbol_table::Symbol_table): Initialize
1942 (Symbol_table::add_from_object): Put TLS common symbols on
1944 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1945 which are IN_OUTPUT_DATA.
1946 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1947 allocate_commons and do_allocate_commons declarations. Declare
1948 do_allocate_commons_list.
1949 * gold.cc (queue_middle_tasks): Update creation of
1950 Allocate_commons_task to not pass options.
1951 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1952 (TLS_TEST_C_FLAGS): New variable.
1953 (tls_test_c_pic.o): New target.
1954 (tls_test_shared.so): Link in tls_test_c_pic.o.
1955 (tls_test_c_pic_ie.o): New target.
1956 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1957 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1958 (tls_test_c.o): New target.
1959 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1960 (tls_pic_test_LDADD): Likewise.
1961 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1962 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1963 (tls_test_c_gnu2.o): New target.
1964 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1966 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1967 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1968 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1969 * testsuite/tls_test.cc: Include "config.h".
1970 (t_last): Call t11_last.
1971 * testsuite/tls_test.h (t11, t11_last): Declare.
1972 * testsuite/tls_test_c.c: New file.
1973 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1974 * configure.ac: Check for OpenMP support.
1975 * configure, config.in, Makefile.in: Rebuild.
1976 * testsuite/Makefile.in: Rebuild.
1978 2008-04-16 Cary Coutant <ccoutant@google.com>
1980 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1981 (Target_i386::tls_base_symbol_defined_): New field.
1982 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1983 (Target_i386::Scan::global): Likewise.
1984 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1985 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1986 (Target_x86_64::tls_base_symbol_defined_): New field.
1987 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1988 (Target_x86_64::Scan::global): Likewise.
1990 2008-04-16 Cary Coutant <ccoutant@google.com>
1992 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1993 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1994 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1995 building shared libraries.
1996 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1997 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1998 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1999 * testsuite/Makefile.in: Rebuild.
2000 * testsuite/weak_undef.h: New file.
2001 * testsuite/weak_undef_file1.cc: Add extra test cases.
2002 * testsuite/weak_undef_file2.cc: Likewise.
2003 * testsuite/weak_undef_test.cc: Likewise.
2005 2008-04-16 David S. Miller <davem@davemloft.net>
2007 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2008 Add issued_non_pic_error_ field. Declare check_non_pic.
2009 (Target_sparc::Scan::check_non_pic): New function.
2010 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2011 (Target_sparc::Scan::global): Likewise.
2013 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2014 * configure: Rebuild.
2016 * options.h (DEFINE_enable): New macro.
2017 (new_dtags): New enable option.
2018 (initfirst, interpose, loadfltr, nodefaultlib,
2019 nodelete, nodlopen, nodump): New -z options.
2020 * layout.cc (Layout:finish_dynamic_section): If new
2021 dtags enabled, emit DT_RUNPATH. Also, emit a
2022 DT_FLAGS_1 containing any specified -z flags.
2024 2008-04-16 Ian Lance Taylor <iant@google.com>
2026 * copy-relocs.cc: New file.
2027 * copy-relocs.h: New file.
2028 * reloc.cc: Remove Copy_relocs code.
2029 * reloc.h: Likewise.
2030 * reloc-types.h (struct Reloc_types) [both versions]: Add
2031 get_reloc_addend_noerror.
2032 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2033 variants of add_global which take an addend which must be zero.
2034 * i386.cc: Include "copy-relocs.h".
2035 (class Target_i386): Change type of copy_relocs_ to variable,
2037 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2039 (Target_i386::do_finalize_sections): Change handling of
2041 * sparc.cc: Include "copy-relocs.h".
2042 (class Target_sparc): Change type of copy_relocs_ to variable,
2044 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2046 (Target_sparc::do_finalize_sections): Change handling of
2048 * x86_64.cc: Include "copy-relocs.h".
2049 (class Target_x86_64): Change type of copy_relocs_ to variable,
2051 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2052 class. Change all callers.
2053 (Target_x86_64::do_finalize_sections): Change handling of
2055 * Makefile.am (CCFILES): Add copy-relocs.cc.
2056 (HFILES): Add copy-relocs.h.
2058 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2060 * testsuite/script_test_4.sh: Permit leading zeroes.
2062 2008-04-15 Ian Lance Taylor <iant@google.com>
2064 * script-sections.cc (Script_sections::create_segments): Use
2065 header_size_adjustment even when there is enough room for the
2067 * testsuite/script_test_4.sh: New file.
2068 * testsuite/script_test_4.t: New file.
2069 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2070 (check_DATA): Add script_test_4.stdout.
2071 (MOSTLYCLEANFILES): Likewise.
2072 (script_test_4): New target.
2073 (script_test_4.stdout): New target.
2074 * testsuite/Makefile.in: Rebuild.
2076 * sparc.cc: Add definitions for Output_data_plt_sparc class
2079 2008-04-14 David S. Miller <davem@davemloft.net>
2081 * sparc.cc: New file.
2082 * Makefile.am (TARGETSOURCES): Add sparc.cc
2083 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2084 * configure.tgt: Document targ_extra_size and
2085 targ_extra_big_endian. Add entries for sparc-* and
2087 * configure.ac: Handle targ_extra_size and
2088 targ_extra_big_endian.
2089 * Makefile.in: Rebuild.
2090 * configure: Likewise.
2091 * po/POTFILES.in: Likewise.
2092 * po/gold.pot: Likewise.
2094 2008-04-14 Ian Lance Taylor <iant@google.com>
2096 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2097 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2098 in the name/type/flags to section mapping. Don't call
2099 allocate_output_section.
2100 (Layout::choose_output_section): Change parameter from adjust_name
2101 to is_input_section. Don't permit input sections after sections
2102 are attached to segments. Don't call allocate_output_section.
2103 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2104 not write_enable_output_section.
2105 (Layout::make_output_section): Don't push to
2106 unattached_section_list_ nor call attach_to_segment. Call
2107 attach_section_to_segment if sections are attached.
2108 (Layout::attach_sections_to_segments): New function.
2109 (Layout::attach_section_to_segment): New function.
2110 (Layout::attach_allocated_section_to_segment): Rename from
2111 attach_to_segment. Remove flags parameter.
2112 (Layout::allocate_output_section): Remove function.
2113 (Layout::write_enable_output_section): Remove function.
2114 * layout.h (class Layout): Update for above changes. Add new
2115 field sections_are_attached_.
2116 * output.h (Output_section::update_flags_for_input_section): New
2118 * output.cc (Output_section::add_input_section): Call
2119 update_flags_for_input_section.
2120 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2122 2008-04-11 Cary Coutant <ccoutant@google.com>
2124 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2125 thought unnecessary.
2126 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2128 2008-04-11 Ian Lance Taylor <iant@google.com>
2130 * output.h (class Output_section_data): Remove inline definition
2132 * output.cc (Output_section_data::set_addralign): New function.
2134 2008-04-11 Cary Coutant <ccoutant@google.com>
2136 Add support for TLS descriptors for i386 and x86_64.
2137 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2138 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2139 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2141 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2142 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2143 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2145 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2146 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2147 Fix problem with initial-exec relocations.
2148 (Target_i386::Relocate::relocate_tls): Likewise.
2149 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2151 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2152 support for section-plus-offset dynamic table entries.
2153 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2154 (Output_data_dynamic::Dynamic_entry): Add support for
2155 section-plus-offset dynamic table entries.
2156 (Output_data_dynamic::Classification): Likewise.
2157 (Output_data_dynamic::classification_): Renamed offset_.
2158 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2159 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2160 (Target_x86_64::make_plt_section): New function.
2161 (Target_x86_64::reserve_tlsdesc_entries): New function.
2162 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2163 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2164 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2165 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2166 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2167 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2168 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2169 add extra PLT entry for TLS descriptors.
2170 (Output_data_plt_x86_64::got_): New field.
2171 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2172 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2174 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2176 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2177 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2178 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2179 R_386_TLS_DESC_CALL relocations.
2180 (Target_x86_64::Scan::global): Likewise.
2181 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2182 for TLS descriptors.
2183 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2184 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2185 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2186 GD-to-IE relaxation.
2187 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2188 and TLS_DESCRIPTORS.
2189 * Makefile.in: Rebuild.
2190 * configure: Rebuild.
2191 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2192 (tls_test_shared2.so): New target.
2193 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2194 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2195 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2196 (tls_shared_gd_to_ie_test_LDADD): New variable.
2197 (tls_shared_gnu2_gd_to_ie_test): New target.
2198 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2200 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2201 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2202 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2203 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2204 (tls_shared_gnu2_test): New target.
2205 (tls_test_gnu2_shared.so): New target.
2206 (tls_shared_gnu2_test_SOURCES): New variable.
2207 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2208 (tls_shared_gnu2_test_LDFLAGS): New variable.
2209 (tls_shared_gnu2_test_LDADD): New variable.
2210 * testsuite/Makefile.in: Rebuild.
2211 * testsuite/Makefile.
2213 2008-04-11 Ian Lance Taylor <iant@google.com>
2215 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2217 * testsuite/Makefile.in: Rebuild.
2219 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2221 * testsuite/script_test_2.cc (main): Adjust test.
2223 2008-04-11 David S. Miller <davem@davemloft.net>
2224 Ian Lance Taylor <iant@google.com>
2226 * options.h (General_options): Add entries for '-Y' and
2228 * options.cc (General_options:finalize): If -Y was used, add those
2229 entries to the library path instead of the default "/lib" and
2232 2008-04-11 David S. Miller <davem@davemloft.net>
2234 * testsuite/justsyms.t: Start at 0x100.
2235 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2236 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2238 * testsuite/script_test_2.cc: Adjust string and section length
2241 2008-04-09 Ian Lance Taylor <iant@google.com>
2244 * script-sections.cc (Sections_element::allocate_to_segment): Add
2246 (Output_section_definition::allocate_to_segment): Likewise.
2247 (Orphan_output_section::allocate_to_segment): Likewise.
2248 (Script_sections::attach_sections_using_phdrs_clause): Don't
2249 propagate non-PT_LOAD segments to orphan sections.
2250 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2251 readelf rather than objdump.
2252 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2253 .interp section and PT_INTERP segment are the same size.
2254 * testsuite/Makefile.in: Rebuild.
2256 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2257 aliases for symbols defined in the same object.
2258 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2259 (weak_alias_test_SOURCES): New variable.
2260 (weak_alias_test_DEPENDENCIES): New variable.
2261 (weak_alias_test_LDFLAGS): New variable.
2262 (weak_alias_test_LDADD): New variable.
2263 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2264 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2265 (weak_alias_test_3.o): New target.
2266 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2267 * testsuite/weak_alias_test_main.cc: New file.
2268 * testsuite/weak_alias_test_1.cc: New file.
2269 * testsuite/weak_alias_test_2.cc: New file.
2270 * testsuite/weak_alias_test_3.cc: New file.
2272 2008-04-08 Ian Lance Taylor <iant@google.com>
2274 * options.h (class General_options): Add --noinhibit-exec option.
2275 * main.cc (main): Check --noinhibit-exec.
2277 * options.h (class General_options): Define --wrap as a special
2278 option. Add wrap_symbols_ field.
2279 (General_options::any_wrap_symbols): New function.
2280 (General_options::is_wrap_symbol): New function.
2281 * options.cc (General_options::parse_wrap): New function.
2282 (General_options::General_options): Initialize wrap_symbols_.
2283 * symtab.cc (Symbol_table::wrap_symbol): New function.
2284 (Symbol_table::add_from_object): Handle --wrap.
2285 * symtab.h (class Symbol_table): Declare wrap_symbol.
2286 * target.h (Target::wrap_char): New function.
2287 (Target::Target_info): Add wrap_char field.
2288 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2289 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2290 * testsuite/testfile.cc (Target_test::test_target_info):
2293 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2296 * layout.h (class Layout): Add added_eh_frame_data_ field.
2297 * layout.cc (Layout::Layout): Initialize new field.
2298 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2299 output section until we find a section we merged successfully.
2300 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2301 that the size be non-zero.
2303 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2306 2008-04-08 Craig Silverstein <csilvers@google.com>
2308 * configure.ac: Export new conditional variable HAVE_ZLIB.
2309 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2311 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2312 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2314 2008-04-07 Ian Lance Taylor <iant@google.com>
2316 * version.cc (version_string): Set to "1.5".
2318 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2319 Add issued_non_pic_error_ field. Declare check_non_pic.
2320 (Target_x86_64::Scan::check_non_pic): New function.
2321 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2322 (Target_x86_64::Scan::global): Likewise.
2324 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2325 addend parameter. Change caller. Handle merge sections.
2326 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2327 Address to Addend. Don't add in the result of
2328 local_section_offset, pass down the addend and use the returned
2330 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2331 Update declarations of local_section_offset and symbol_value.
2332 * testsuite/two_file_test_1.cc (t18): New function.
2333 * testsuite/two_file_test_2.cc (f18): New function.
2334 * testsuite/two_file_test_main.cc (main): Call t18.
2335 * testsuite/two_file_test.h (t18, f18): Declare.
2337 * configure.ac: Don't test for objdump, c++filt, or readelf.
2338 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2340 (TEST_READELF): New variable.
2341 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2342 (check_PROGRAMS): Add two_file_strip_test.
2343 (two_file_strip_test): New target.
2344 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2345 (two_file_same_shared_strip_test_SOURCES): New variable.
2346 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2347 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2348 (two_file_same_shared_strip_test_LDADD): New variable.
2349 (two_file_shared_strip.so): New target.
2350 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2351 (ver_test_5.syms, ver_test_7.syms): Likewise.
2352 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2353 (strip_test_3.stdout): Use TEST_OBJDUMP.
2354 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2356 2008-04-04 Cary Coutant <ccoutant@google.com>
2358 * symtab.h (Symbol::is_weak_undefined): New function.
2359 (Symbol::is_strong_undefined): New function.
2360 (Symbol::is_absolute): New function.
2361 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2362 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2364 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2365 (weak_undef_test): New target.
2366 * testsuite/Makefile.in: Rebuild.
2367 * testsuite/weak_undef_file1.cc: New file.
2368 * testsuite/weak_undef_file2.cc: New file.
2369 * testsuite/weak_undef_test.cc: New file.
2371 2008-04-03 Craig Silverstein <csilvers@google.com>
2373 * compressed_output.h (class Output_compressed_section): Use
2375 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2377 (zlib_compressed_suffix): Removed.
2378 (Output_compressed_section::set_final_data_size): Use unsigned
2380 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2381 Fix linker invocation.
2382 (flagstest_o_specialfile_and_compress_debug_sections):
2384 * testsuite/Makefile.in: Regenerated.
2386 2008-04-02 David S. Miller <davem@davemloft.net>
2388 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2389 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2391 2008-04-02 Craig Silverstein <csilvers@google.com>
2395 2008-04-02 Ian Lance Taylor <iant@google.com>
2397 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2398 parameters. Update for new key type to views_. Change all
2400 (File_read::read): Adjust for byteshift in returned view.
2401 (File_read::add_view): New function, broken out of
2403 (File_read::make_view): New function, broken out of
2405 (File_read::find_or_make_view): Add offset and aligned
2406 parameters. Rewrite accordingly. Change all callers.
2407 (File_read::get_view): Add offset and aligned parameters. Adjust
2408 for byteshift in return value.
2409 (File_read::get_lasting_view): Likewise.
2410 * fileread.h (class File_read): Update declarations.
2411 (class File_read::View): Add byteshift_ field. Add byteshift to
2412 constructor. Add byteshift method.
2413 * archive.h (Archive::clear_uncached_views): New function.
2414 (Archive::get_view): Add aligned parameter. Change all callers.
2415 * object.h (Object::get_view): Add aligned parameter. Change all
2417 (Object::get_lasting_view): Likewise.
2419 * fileread.cc (File_read::release): Don't call clear_views if
2420 there are multiple objects.
2421 * fileread.h (File_read::clear_uncached_views): New function.
2422 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2425 2008-03-31 Cary Coutant <ccoutant@google.com>
2427 Add thin archive support.
2428 * archive.cc (Archive::armagt): New const.
2429 (Archive::setup): Remove task parameter and calls to unlock.
2430 (Archive::unlock_nested_archives): New function.
2431 (Archive::read_header): Add nested_off parameter. Change
2433 (Archive::interpret_header): Likewise.
2434 (Archive::include_all_members): Change to handle thin
2436 (Archive::include_member): Likewise.
2437 * archive.h (Archive::Archive): Add new parameters and
2439 (Archive::armagt): New const.
2440 (Archive::setup): Remove task parameter.
2441 (Archive::unlock_nested_archives): New function.
2442 (Archive::read_header): Add nested_off parameter.
2443 (Archive::interpret_header): Likewise.
2444 (Archive::Nested_archive_table): New typedef.
2445 (Archive::is_thin_archive_): New field.
2446 (Archive::nested_archives_): New field.
2447 (Archive::options_): New field.
2448 (Archive::dirpath_): New field.
2449 (Archive::task_): New field.
2450 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2451 for thin archives. Pass additional parameters to
2452 Archive::Archive. Unlock the archive file after calling
2455 2008-03-29 Ian Lance Taylor <iant@google.com>
2457 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2458 version symbol to be local.
2459 * testsuite/ver_test_4.sh: New file.
2460 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2461 (check_DATA): Add ver_test_4.syms.
2462 (ver_test_4.syms): New target.
2463 * testsuite/Makefile.in: Rebuild.
2466 (Output_section::Input_section_sort_entry::has_priority): New
2468 (Output_section::Input_section_sort_entry::match_file_name): New
2470 (Output_section::Input_section_sort_entry::match_section_name):
2472 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2474 (Output_section::Input_section_sort_entry::match_section_file):
2476 (Output_section::Input_section_sort_compare::operator()): Rewrite
2477 using new Input_section_sort_entry functions. Sort crtbegin and
2478 crtend first. Sort sections with no priority before sections with
2480 * testsuite/initpri1.c (d3): Check j != 4.
2481 (cd5): New constructor/destructor function.
2482 (main): Check j != 2.
2484 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2485 new symbol when resolving, don't call set_is_default.
2486 * testsuite/ver_test_7.cc: New file.
2487 * testsuite/ver_test_7.sh: New file.
2488 * testsuite/Makefile.am (ver_test_7.so): New target.
2489 (ver_test_7.o): New target.
2490 (check_SCRIPTS): Add ver_test_7.sh.
2491 (check_DATA): Add ver_test_7.syms.
2492 (ver_test_7.syms): New target.
2494 2008-03-28 Ian Lance Taylor <iant@google.com>
2496 * layout.cc (Layout::layout): If we see an input section with a
2497 name that needs sorting, set the must_sort flag for the output
2499 (Layout::make_output_section): If the name of the output section
2500 indicates that it might require sorting, set the may_sort flag.
2501 * output.h (Output_section::may_sort_attached_input_sections): New
2503 (Output_section::set_may_sort_attached_input_sections): New
2505 (Output_section::must_sort_attached_input_sections): New
2507 (Output_section::set_must_sort_attached_input_sections): New
2509 (class Output_section): Declare Input_section_sort_entry. Define
2510 Input_section_sort_compare. Declare
2511 sort_attached_input_sections. Add new fields:
2512 may_sort_attached_input_sections_,
2513 must_sort_attached_input_sections_,
2514 attached_input_sections_are_sorted_.
2515 * output.cc (Output_section::Output_section): Initialize new
2517 (Output_section::add_input_section): Add an entry to
2518 input_sections_ if may_sort or must_sort are true.
2519 (Output_section::set_final_data_size): Call
2520 sort_attached_input_sections if necessary.
2521 (Output_section::Input_section_sort_entry): Define new class.
2522 (Output_section::Input_section_sort_compare::operator()): New
2524 (Output_section::sort_attached_input_sections): New function.
2525 * configure.ac: Check whether the compiler supports constructor
2526 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2527 * testsuite/initpri1.c: New file.
2528 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2529 CONSTRUCTOR_PRIORITY.
2530 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2531 (initpri1_LDFLAGS): New variable.
2532 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2534 2008-03-27 Ian Lance Taylor <iant@google.com>
2536 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2537 * testsuite/common_test_1.c: New file.
2538 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2539 (common_test_1_SOURCES): New variable.
2540 (common_test_1_DEPENDENCIES): New variable.
2541 (common_test_1_LDFLAGS): New variable.
2543 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2544 and commons_ correctly when NAME/VERSION does not override
2546 * testsuite/ver_test_6.c: New file.
2547 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2548 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2549 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2551 2008-03-26 Ian Lance Taylor <iant@google.com>
2553 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2554 of an undefined symbol from a version script.
2555 * testsuite/Makefile.am (ver_test_5.so): New target.
2556 (ver_test_5.o): New target.
2557 (check_SCRIPTS): Add ver_test_5.sh.
2558 (check_DATA): Add ver_test_5.syms.
2559 (ver_test_5.syms): New target.
2560 * testsuite/ver_test_5.cc: New file.
2561 * testsuite/ver_test_5.script: New file.
2562 * testsuite/ver_test_5.sh: New file.
2563 * Makefile.in, testsuite/Makefile.in: Rebuild.
2566 Fix problems building gold with gcc 4.3.0.
2567 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2568 (gold_error_at_location, gold_warning_at_location): Use it.
2569 * configure.ac: Check whether we can compile and use a template
2570 function with a printf attribute.
2571 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2572 when jumping over bytes.
2573 * object.cc: Instantiate Object::read_section_data.
2574 * debug.h: Include <cstring>
2575 * dwarf_reader.cc: Include <algorithm>
2576 * main.cc: Include <cstring>.
2577 * options.cc: Include <cstring>.
2578 * output.cc: Include <cstring>.
2579 * script.cc: Include <cstring>.
2580 * script.h: Include <string>.
2581 * symtab.cc: Include <cstring> and <algorithm>.
2582 * target-select.cc: Include <cstring>.
2583 * version.cc: Include <string>.
2584 * testsuite/testmain.cc: Include <cstdlib>.
2585 * configure, config.in: Rebuild.
2587 2008-03-25 Ian Lance Taylor <iant@google.com>
2589 * options.cc: Include "../bfd/bfdver.h".
2590 (options::help): Print bug reporting address.
2592 * version.cc (print_version): Adjust output for current value of
2597 * options.cc (options::help): Print list of supported targets.
2598 * target-select.h: Include <vector>.
2599 (class Target_selector): Make machine_, size_, and is_big_endian_
2600 fields const. Add bfd_name_ and instantiated_target_ fields.
2601 (Target_selector::Target_selector): Add bfd_name parameter.
2602 (Target_selector::recognize): Make non-virtual, call
2604 (Target_selector::recognize_by_name): Make non-virtual, call
2605 do_recognize_by_name.
2606 (Target_selector::supported_names): New function.
2607 (Target_selector::bfd_name): New function.
2608 (Target_selector::do_instantiate_target): New pure virtual
2610 (Target_selector::do_recognize): New virtual function.
2611 (Target_selector::do_recognize_by_name): New virtual function.
2612 (Target_selector::instantiate_target): New private function.
2613 (supported_target_names): Declare.
2614 * target-select.cc (Target_selector::Target_selector): Update for
2615 new parameter and fields.
2616 (select_target_by_name): Check that the name matches before
2617 calling recognize_by_name.
2618 (supported_target_names): New function.
2619 * i386.cc (class Target_selector_i386): Update Target_selector
2620 constructor call. Remove recognize and recognize_by_name. Add
2621 do_instantiate_target.
2622 * x86_64.cc (class Target_selector_x86_64): Likewise.
2623 * testsuite/testfile.cc (class Target_selector_test): Update for
2624 changes to Target_selector.
2626 * README: Rewrite, with some notes on unsupported features.
2628 2008-03-24 Cary Coutant <ccoutant@google.com>
2630 * i386.cc (Target_i386::Got_type): New enum declaration.
2631 (Target_i386::Scan::local): Updated callers of Output_data_got
2633 (Target_i386::Scan::global): Likewise.
2634 (Target_i386::Relocate::relocate): Likewise.
2635 (Target_i386::Relocate::relocate_tls): Likewise.
2636 * object.h (Got_offset_list): New class.
2637 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2638 (Sized_relobj::local_got_offset): Likewise.
2639 (Sized_relobj::set_local_got_offset): Likewise.
2640 (Sized_relobj::local_has_tls_got_offset): Removed.
2641 (Sized_relobj::local_tls_got_offset): Removed.
2642 (Sized_relobj::set_local_tls_got_offset): Removed.
2643 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2644 * output.cc (Output_data_got::add_global): Added got_type parameter.
2645 (Output_data_got::add_global_with_rel): Likewise.
2646 (Output_data_got::add_global_with_rela): Likewise.
2647 (Output_data_got::add_global_pair_with_rel): New function.
2648 (Output_data_got::add_global_pair_with_rela): New function.
2649 (Output_data_got::add_local): Added got_type parameter.
2650 (Output_data_got::add_local_with_rel): Likewise.
2651 (Output_data_got::add_local_with_rela): Likewise.
2652 (Output_data_got::add_local_pair_with_rel): New function.
2653 (Output_data_got::add_local_pair_with_rela): New function.
2654 (Output_data_got::add_global_tls): Removed.
2655 (Output_data_got::add_global_tls_with_rel): Removed.
2656 (Output_data_got::add_global_tls_with_rela): Removed.
2657 (Output_data_got::add_local_tls): Removed.
2658 (Output_data_got::add_local_tls_with_rel): Removed.
2659 (Output_data_got::add_local_tls_with_rela): Removed.
2660 * output.h (Output_data_got::add_global): Added got_type parameter.
2661 (Output_data_got::add_global_with_rel): Likewise.
2662 (Output_data_got::add_global_with_rela): Likewise.
2663 (Output_data_got::add_global_pair_with_rel): New function.
2664 (Output_data_got::add_global_pair_with_rela): New function.
2665 (Output_data_got::add_local): Added got_type parameter.
2666 (Output_data_got::add_local_with_rel): Likewise.
2667 (Output_data_got::add_local_with_rela): Likewise.
2668 (Output_data_got::add_local_pair_with_rel): New function.
2669 (Output_data_got::add_local_pair_with_rela): New function.
2670 (Output_data_got::add_global_tls): Removed.
2671 (Output_data_got::add_global_tls_with_rel): Removed.
2672 (Output_data_got::add_global_tls_with_rela): Removed.
2673 (Output_data_got::add_local_tls): Removed.
2674 (Output_data_got::add_local_tls_with_rel): Removed.
2675 (Output_data_got::add_local_tls_with_rela): Removed.
2676 * resolve.cc (Symbol::override_base_with_special): Removed
2677 reference to has_got_offset_ field.
2678 * symtab.cc (Symbol::init_fields): Replaced initialization
2679 of got_offset_ with got_offsets_. Removed initialization
2681 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2682 (Symbol::got_offset): Likewise.
2683 (Symbol::set_got_offset): Likewise.
2684 (Symbol::has_tls_got_offset): Removed.
2685 (Symbol::tls_got_offset): Removed.
2686 (Symbol::set_tls_got_offset): Removed.
2687 (Symbol::got_offset_): Removed.
2688 (Symbol::tls_mod_got_offset_): Removed.
2689 (Symbol::tls_pair_got_offset_): Removed.
2690 (Symbol::got_offsets_): New field.
2691 (Symbol::has_got_offset): Removed.
2692 (Symbol::has_tls_mod_got_offset): Removed.
2693 (Symbol::has_tls_pair_got_offset): Removed.
2694 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2695 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2697 (Target_x86_64::Scan::global): Likewise.
2698 (Target_x86_64::Relocate::relocate): Likewise.
2699 (Target_x86_64::Relocate::relocate_tls): Likewise.
2701 2008-03-25 Ben Elliston <bje@au.ibm.com>
2703 * yyscript.y: Fix spelling error in comment.
2705 2008-03-24 Ian Lance Taylor <iant@google.com>
2707 * options.h (class General_options): Define build_id option.
2708 * layout.h (class Layout): Declare write_build_id, create_note,
2709 create_build_id. Add build_id_note_ member.
2710 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2711 "libiberty.h", "md5.h", "sha1.h".
2712 (Layout::Layout): Initialize eh_frame_data_,
2713 eh_frame_hdr_section_, and build_id_note_.
2714 (Layout::finalize): Call create_build_id.
2715 (Layout::create_note): New function, broken out of
2716 Layout::create_gold_note.
2717 (Layout::create_gold_note): Call create_note.
2718 (Layout::create_build_id): New function.
2719 (Layout::write_build_id): New function.
2720 (Close_task_runner::run): Call write_build_id.
2722 * x86_64.cc: Correct license to GPLv3.
2724 2008-03-23 Ian Lance Taylor <iant@google.com>
2726 * options.cc: Include "demangle.h".
2727 (parse_optional_string): New function.
2728 (parse_long_option): Handle takes_optional_argument.
2729 (parse_short_option): Update dash_z initializer. Handle
2730 takes_optional_argument.
2731 (General_options::General_options): Initialize do_demangle_.
2732 (General_options::finalize): Set do_demangle_. Handle demangling
2734 * options.h (parse_optional_string): Declare.
2735 (struct One_option): Add optional_arg field. Update constructor.
2736 Update call constructor calls. Add takes_optional_argument
2738 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2739 (DEFINE_optional_string): Define.
2740 (General_options::demangle): Change from DEFINE_bool to
2741 DEFINE_optional_string.
2742 (General_options::no_demangle): New function.
2743 (General_options::do_demangle): New function.
2744 (General_options::set_do_demangle): New function.
2745 (General_options::execstack_status_): Move definition to end of
2747 (General_options::static_): Likewise.
2748 (General_options::do_demangle_): New field.
2749 * object.cc (big_endian>::get_symbol_location_info): Call
2750 Options::do_demangle, not Options::demangle.
2751 * symtab.cc (demangle): Likewise.
2753 2008-03-22 Ian Lance Taylor <iant@google.com>
2755 * gold.h: Include <cstddef> and <sys/types.h>
2756 * options.h: Include <cstring>.
2758 2008-03-21 Ian Lance Taylor <iant@google.com>
2760 * Added source code to GNU binutils.