1 2009-03-06 Cary Coutant <ccoutant@google.com>
3 * options.cc (parse_short_option): Keep dash_z from registering itself.
5 2009-03-03 Ian Lance Taylor <iant@google.com>
8 * target-reloc.h (relocate_section): Pass output_section to
10 * i386.cc (Target_i386::should_apply_static_reloc): Add
11 output_section parameter. Change all callers.
12 (Target_i386::Relocate::relocate): Add output_section parameter.
13 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
14 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
15 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
16 * testsuite/two_file_shared.sh: New script.
17 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
18 (check_DATA): Add two_file_shared.dbg.
19 (two_file_shared.dbg): New target.
20 * testsuite/Makefile.in: Rebuild.
22 2009-03-01 Ian Lance Taylor <iant@google.com>
24 * configure.ac: Check for byteswap.h.
28 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
30 * layout.cc (Layout::find_or_add_kept_section): New function.
31 (Layout::add_comdat): Removed.
32 * layout.h (struct Kept_section): Move out of class Layout.
33 Remove trailing underscores from field names. Add group_sections
34 field. Rename group_ field to is_group. Change all uses.
35 (class Layout): Declare find_or_add_kept_section, not add_comdat.
36 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
38 (Sized_relobj::include_section_group): Use
39 find_or_add_kept_section and Kept_section::group_sections.
40 (Sized_relobj::include_linkonce_section): Likewise.
41 * object.cc (class Sized_relobj): Don't define Comdat_group or
42 Comdat_group_table. Remove find_comdat_group and
43 add_comdat_group. Remove comdat_groups_ field.
44 * plugin.cc (include_comdat_group): Use
45 Layout::find_or_add_kept_section.
47 2009-02-28 Ian Lance Taylor <iant@google.com>
49 * README: --gc-sections and map files are now supported. Document
50 some build requirements.
53 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
54 relocatable link set the value of the section symbol to zero.
55 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
56 relocatable link don't include the section address in the local
59 2009-02-27 Ian Lance Taylor <iant@google.com>
62 * options.h (class Search_directory): Add is_system_directory.
63 (class General_options): Declare is_in_system_directory.
64 * options.cc (get_relative_sysroot): Make static.
65 (get_default_sysroot): Make static.
66 (General_optoins::is_in_system_directory): New function.
67 * fileread.cc (Input_file::is_in_system_directory): New function.
68 * fileread.h (class Input_file): Declare is_in_system_directory.
69 * object.h (class Object): Add is_in_system_directory.
70 (class Input_objects): Remove system_library_directory_ field.
71 * object.cc (Input_objects::add_object): Don't set
72 system_library_directory_.
73 (input_objects::found_in_system_library_directory): Remove.
74 * symtab.cc (Symbol_table::write_globals): Remove input_objects
75 parameter. Change all callers.
76 (Symbol_table::sized_write_globals): Likewise.
77 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
78 Call Object::is_in_system_directory.
79 * symtab.h (class Symbol_table): Update declarations.
82 * descriptors.h (Open_descriptor): Add is_on_stack field.
83 * descriptors.cc (Descriptors::open): If the descriptor is on the
84 top of the stack, remove it. Initialize is_on_stack field.
85 (Descriptors::release): Only add pod to stack if it is not on the
87 (Descriptors::close_some_descriptor): Clear stack_next and
91 * output.cc (Output_section::find_starting_output_address): Rename
92 from starting_output_address; add PADDR parameter; change return
94 * output.h (class Output_section): Declare
95 find_starting_output_address instead of starting_output_address.
96 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
97 section symbol for which we can't find a merge section.
100 * symtab.cc (Symbol_table::add_from_object): If the visibility is
101 hidden or internal, force the symbol to be local.
102 * resolve.cc (Symbol::override_visibility): Define.
103 (Symbol::override_base): Use override_visibility.
104 (Symbol_table::resolve): Likewise.
105 (Symbol::override_base_with_special): Likewise.
106 (Symbol_table::override_with_special): If the visibility is hidden
107 or internal, force the symbol to be local.
108 * symtab.h (class Symbol): Add set_visibility and
110 * testsuite/ver_test_1.sh: New file.
111 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
112 (check_DATA): Add ver_test_1.syms.
113 (ver_test_1.syms): New target.
114 * testsuite/Makefile.in: Rebuild.
116 2009-02-25 Cary Coutant <ccoutant@google.com>
118 * layout.cc (Layout::choose_output_section): Don't rename sections
119 when using a linker script that has a SECTIONS clause.
120 * Makefile.in: Regenerate.
122 * testsuite/Makefile.am (script_test_5.sh): New test case.
123 * testsuite/Makefile.in: Regenerate.
124 * testsuite/script_test_5.cc: New file.
125 * testsuite/script_test_5.sh: New file.
126 * testsuite/script_test_5.t: New file.
128 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
130 * archive.cc (Archive::include_member): Update calls to add_symbols.
131 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
133 * dynobj.h (do_add_symbols): Add the Layout argument.
134 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
136 * object.h (Object::add_symbols): Add the Layout argument.
137 (Object::do_add_symbols): Add the Layout argument.
138 (Sized_relobj::do_add_symbols): Add the Layout argument.
139 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
140 Unify the two versions.
141 (Add_plugin_symbols): Remove.
142 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
143 (Sized_pluginobj::do_add_symbols): Unify the two versions.
144 (Add_plugin_symbols): Remove.
145 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
146 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
147 (Add_symbols::run): Make it work with Pulginobj.
149 2009-02-06 Ian Lance Taylor <iant@google.com>
151 * object.cc (Sized_relobj::do_layout): Make info message start
152 with lower case letter.
154 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
156 * binary.cc: Fix file comment.
158 * options.h (enum Incremental_disposition): Define.
159 (class General_options): Add new options: --incremental,
160 --incremental_changed, --incremental_unchanged,
161 --incremental_unknown. Add incremental_disposition_ and
162 implicit_incremental_ fields.
163 (General_options::incremental_disposition): New function.
164 (class Position_dependent_options): Add incremental_disposition
166 (Position_dependent_options::copy_from_options): Set incremental
168 * options.cc (General_options::parse_incremental_changed): New
170 (General_options::parse_incremental_unchanged): New function.
171 (General_options::parse_incremental_unknown): New function.
172 (General_options::General_options): Initialize new fields
173 incremental_disposition_ and implicit_incremental_.
174 (General_options::finalize): Check for uasge of --incremental-*
175 without --incremental.
177 2009-02-06 Chris Demetriou <cgd@google.com>
179 * gold.h (gold_undefined_symbol): Change to take only a Symbol
180 pointer and to report location as the file name associated with
182 (gold_undefined_symbol_at_location): New function to replace the
183 old gold_undefined_symbol functionality.
184 * target-reloc.h (relocate_section): Update to use
185 gold_undefined_symbol_at_location.
186 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
187 Call gold_undefined_symbol function rather than gold_error.
188 * errors.h (Errors::undefined_symbol): Take location as a
189 string, rather than calculating it from a relocation.
190 * errors.cc (Errors::fatal): Print "fatal error:" before the
192 (Errors::error, Errors::error_at_location): Print "error: "
193 before the formatted message.
194 (Errors::undefined_symbol): Take location as a string, rather
195 than calculating it from a relocation.
196 (gold_undefined_symbol_at_location): New function akin to
197 old gold_undefined_symbol, calculates location from relocation.
198 (gold_undefined_symbol): Change to take only a Symbol pointer
199 and to report location as the file name associated with the symbol.
200 * testsuite/debug_msg.sh: Update for changed error messages.
201 * testsuite/undef_symbol.sh: Likewise.
203 2009-02-04 Duncan Sands <baldrick@free.fr>
206 * reduced_debug_output.h
207 (Output_reduced_debug_abbrev_section::failed): Use format for
209 (Output_reduced_debug_info_section::faild): Likewise.
211 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
213 * script.cc (Lazy_demangler): New class.
214 (Version_script_info::get_symbol_version_helper): Demangle a
217 2009-01-29 Cary Coutant <ccoutant@google.com>
219 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
221 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
223 2009-01-28 Ian Lance Taylor <iant@google.com>
225 * version.cc (version_string): Bump to 1.9.
227 * gold.h: Include <cstring> and <stdint.h>.
228 * version.cc: Include <cstdio>.
229 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
231 * reduced_debug_output.cc (insert_into_vector): Rename from
232 Insert_into_vector; change all callers. Use Swap_unaligned to
233 avoid aliasing issue; remove union since it is unnecessary.
235 2009-01-27 Sriraman Tallam <tmsriram@google.com>
237 * Makefile.am (CCFILES): Add gc.cc.
239 * Makefile.in: Regenerate.
240 * gold.cc (Gc_runner): New class.
241 (queue_initial_tasks): Call garbage collection related tasks
242 when corresponding options are invoked.
243 (queue_middle_gc_tasks): New function.
244 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
245 processed early before laying out sections during garbage collection.
246 * gold.h (queue_middle_gc_tasks): New function.
247 (is_prefix_of): Move from "layout.cc".
248 * i386.cc (Target_i386::gc_process_relocs): New function.
249 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
250 * main.cc (main): Create object of class "Garbage_collection".
251 * object.cc (Relobj::copy_symbols_data): New function.
252 (Relobj::is_section_name_included): New function.
253 (Sized_relobj::do_layout): Allow this function to be called twice
254 during garbage collection and defer layout of section during the
256 * object.h (Relobj::get_symbols_data): New function.
257 (Relobj::is_section_name_included): New function.
258 (Relobj::copy_symbols_data): New function.
259 (Relobj::set_symbols_data): New function.
260 (Relobj::get_relocs_data): New function.
261 (Relobj::set_relocs_data): New function.
262 (Relobj::is_output_section_offset_invalid): New pure virtual function.
263 (Relobj::gc_process_relocs): New function.
264 (Relobj::do_gc_process_relocs): New pure virtual function.
265 (Relobj::sd_): New data member.
266 (Sized_relobj::is_output_section_offset_invalid): New function.
267 (Sized_relobj::do_gc_process_relocs): New function.
268 * options.h (General_options::gc_sections): Modify to not be a no-op.
269 (General_options::print_gc_sections): New option.
270 * plugin.cc (Plugin_finish::run): Remove function call to
271 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
272 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
273 * reloc.cc (Read_relocs::run): Add task to process relocs and
274 determine unreferenced sections when doing garbage collection.
275 (Gc_process_relocs): New class.
276 (Sized_relobj::do_gc_process_relocs): New function.
277 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
278 sections that are garbage collected.
279 * reloc.h (Gc_process_relocs): New class.
280 * sparc.cc (Target_sparc::gc_process_relocs): New function.
281 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
282 symbols whose corresponding sections are garbage collected.
283 (Symbol_table::Symbol_table): Add new parameter for the garbage
285 (Symbol_table::gc_mark_undef_symbols): New function.
286 (Symbol_table::gc_mark_symbol_for_shlib): New function.
287 (Symbol_table::gc_mark_dyn_syms): New function.
288 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
290 (Symbol_table::add_from_object): Likewise.
291 (Symbol_table::add_from_relobj): When building shared objects, do not
292 treat externally visible symbols as garbage.
293 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
294 table information for static and relocatable links.
295 * symtab.h (Symbol_table::set_gc): New function.
296 (Symbol_table::gc): New function.
297 (Symbol_table::gc_mark_undef_symbols): New function.
298 (Symbol_table::gc_mark_symbol_for_shlib): New function.
299 (Symbol_table::gc_mark_dyn_syms): New function.
300 (Symbol_table::gc_): New data member.
301 * target.h (Sized_target::gc_process_relocs): New pure virtual
303 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
304 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
306 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
308 * options.h (General_options::gc_sections): Define as a no-op for now.
309 (General_options::no_keep_memory): Ditto.
310 (General_options::Bshareable): Define.
311 * options.cc (General_options::finalize): Honor -Bshareable.
313 2009-01-20 Andreas Schwab <schwab@suse.de>
315 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
316 read the value in the contents, since we don't use it. Use the
317 template endianness when writing.
318 (Relocate::relocate): Use it for R_PPC_REL16_HA.
320 2009-01-19 Andreas Schwab <schwab@suse.de>
322 * configure.tgt (powerpc64-*): Fix targ_obj.
324 2009-01-15 Ian Lance Taylor <iant@google.com>
326 * object.cc (Sized_relobj::write_local_symbols): Don't write out
327 local symbols when stripping all symbols.
329 2009-01-14 Cary Coutant <ccoutant@google.com>
331 * output.cc (Output_reloc): Add explicit instantiations.
333 2009-01-14 Cary Coutant <ccoutant@google.com>
335 * archive.cc (Archive::get_elf_object_for_member): Remove call
336 to File_read::claim_for_plugin.
337 * descriptors.cc (Descriptors::open): Remove reference to
339 (Descriptors::claim_for_plugin): Remove.
340 * descriptors.h (Descriptors::claim_for_plugin): Remove.
341 (Descriptors::is_claimed): Remove.
342 (claim_descriptor_for_plugin): Remove.
343 * fileread.cc (File_read::claim_for_plugin): Remove.
344 * fileread.h (File_read::claim_for_plugin): Remove.
345 (File_read::descriptor): Reopen descriptor if necessary.
346 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
347 (Plugin_manager::all_symbols_read): Add task parameter. Change
349 (Plugin_manager::get_input_file): New function.
350 (Plugin_manager::release_input_file): New function.
351 (Pluginobj::Pluginobj): Add filesize parameter and initialize
352 corresponding data member.
353 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
354 and pass to base constructor. Change all callers.
355 (get_input_file, release_input_file): New functions.
356 (make_sized_plugin_object): Add filesize parameter. Change all callers.
357 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
358 (Plugin_manager::all_symbols_read): Add task parameter.
359 (Plugin_manager::get_input_file): New function.
360 (Plugin_manager::release_input_file): New function.
361 (Plugin_manager::task_): New data member.
362 (Pluginobj::Pluginobj): Add filesize parameter.
363 (Pluginobj::filename): New function.
364 (Pluginobj::descriptor): New function.
365 (Pluginobj::filesize): New function.
366 (Pluginobj::filesize_): New data member.
367 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
368 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
369 File_read::claim_for_plugin; use Object::unlock to unlock the file.
371 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
372 with archive libraries.
373 * testsuite/Makefile.in: Regenerate.
374 * testsuite/plugin_test.c (struct sym_info): New type.
375 (get_input_file, release_input_file): New static variables.
376 (onload): Capture new transfer vector entries.
377 (claim_file_hook): Stop reading at end of file according to filesize.
378 Factor out parsing of readelf output into separate function.
379 (all_symbols_read_hook): Exercise get_input_file and release_input_file
380 APIs and get the source file name from the symbol table. Convert
381 source file name to corresponding object file name. Print info
382 message when adding new input files.
383 (parse_readelf_line): New function.
384 * testsuite/plugin_test_1.sh: Add checks for new info messages.
385 * testsuite/plugin_test_2.sh: Likewise.
386 * testsuite/plugin_test_3.sh: Likewise.
387 * testsuite/plugin_test_4.sh: New test case.
389 2009-01-07 Ian Lance Taylor <iant@google.com>
391 * version.cc (version_string): Bump to 1.8.
393 2008-12-23 Cary Coutant <ccoutant@google.com>
395 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
396 * plugin.cc (Plugin_manager::finish): Rename as
397 layout_deferred_objects. Move cleanup to separate function.
398 (Plugin_manager::cleanup): New function.
399 (Plugin_finish::run): Call layout_deferred_objects and cleanup
401 * plugin.h (Plugin_manager::finish): Rename as
402 layout_deferred_objects.
403 (Plugin_manager::cleanup): New function.
404 (Plugin_manager::cleanup_done): New field.
406 2008-12-23 Cary Coutant <ccoutant@google.com>
408 * plugin.cc (is_visible_from_outside): New function.
409 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
410 so we don't return "IR only" status for exported symbols or -r links.
412 * testsuite/Makefile.am (plugin_test_3): New test case.
413 * testsuite/Makefile.in: Regenerate.
414 * testsuite/plugin_test_3.sh: New file.
416 2008-12-22 Cary Coutant <ccoutant@google.com>
418 * object.cc (Sized_relobj::layout_section): New function.
419 (Sized_relobj::do_layout): Defer layout of input sections until after
420 plugin has provided replacement files.
421 (Sized_relobj::do_layout_deferred_sections): New function.
422 * object.h (Relobj::set_section_offset): Remove virtual keyword.
423 (Relobj::layout_deferred_sections): New function.
424 (Relobj::do_layout_deferred_sections): New function.
425 (Sized_relobj::do_layout_deferred_sections): New function.
426 (Sized_relobj::layout_section): New function.
427 (Sized_relobj::Deferred_layout): New structure.
428 (Sized_relobj::deferred_layout_): New field.
429 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
430 Change all callers. Layout deferred sections.
431 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
433 (Plugin_hook::run): Move code from do_plugin_hook inline.
434 (Plugin_hook::do_plugin_hook): Remove.
435 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
436 (Plugin_manager::finish): Renamed, was cleanup.
437 (Plugin_manager::should_defer_layout): New function.
438 (Plugin_manager::add_deferred_layout_object): New function.
439 (Plugin_manager::Deferred_layout_list): New type.
440 (Plugin_manager::deferred_layout_objects_): New field.
441 (Plugin_hook::do_plugin_hook): Remove.
443 2008-12-17 Ian Lance Taylor <iant@google.com>
445 * options.h (class General_options): Add --no case for
448 2008-12-16 Cary Coutant <ccoutant@google.com>
450 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
452 (Plugin_manager::claim_file): Create plugin object even if
453 plugin did not call the add_symbols callback.
454 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
455 asking for more symbols than were added.
456 * testsuite/Makefile.am (plugin_test_1): Add test case with
458 (empty.syms): New target.
459 * testsuite/Makefile.in: Regenerate.
460 * testsuite/plugin_test.c (claim_file_hook): Add new debug
461 message. Don't call add_symbols if no globals.
462 (all_symbols_read_hook): Don't provide replacement for empty
465 2008-12-12 Ian Lance Taylor <iant@google.com>
467 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
468 r_type == 0 for a local symbol with r_sym == 0.
469 (scan_relocatable_relocs): Pass r_sym to
470 local_non_section_strategy.
471 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
474 * configure.ac: Update test for TLS descriptors: they are
475 supported as of glibc 2.9.
476 * configure: Rebuild.
478 2008-12-11 Ian Lance Taylor <iant@google.com>
481 * target-reloc.h (Default_scan_relocatable_relocs): For each
482 function, map r_type == 0 to RELOC_DISCARD.
484 2008-12-10 Cary Coutant <ccoutant@google.com>
486 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
487 object to override a kept COMDAT group from a plugin object.
489 2008-12-09 Ian Lance Taylor <iant@google.com>
492 * yyscript.y (file_cmd): Handle INPUT.
494 * testsuite/initpri1.c: Change all declarations to be full
495 prototypes by adding void, to avoid compiler warnings.
497 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
499 * options.cc (General_options::parse_plugin_opt): New.
500 (General_options::add_plugin): The argument now is just the filename.
501 (General_options::add_plugin_option): New.
502 * options.h (plugin_opt): New.
503 (add_plugin): Change argument name.
504 (add_plugin_option): New.
505 * plugin.cc (Plugin::load): Don't parse the plugin option.
506 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
507 (Plugin::add_option): New.
508 (Plugin::args_): Change type.
509 (Plugin::filename_): New.
510 (Plugin_manager::add_plugin_option): New.
511 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
512 * testsuite/Makefile.in: Regenerate.
514 2008-12-05 Cary Coutant <ccoutant@google.com>
516 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
517 Handle --strip-lto-sections option.
518 * options.h (strip_lto_sections): New option.
520 2008-12-01 Cary Coutant <ccoutant@google.com>
522 * plugin.cc (ld_plugin_message): Change format parameter to const.
523 Fix mismatch between new[] and delete.
525 2008-11-14 Cary Coutant <ccoutant@google.com>
527 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
530 2008-11-05 Craig Silverstein <csilvers@google.com>
532 * options.cc (General_options::parse_dynamic_list): New function.
533 * options.h (General_options): New flags dynamic_list,
534 dynamic_list_data, dynamic_list_cpp_new, and
535 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
536 (General_options::in_dynamic_list): New function.
537 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
538 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
539 (Lex::can_continue_name): Likewise.
541 (read_script_file): New parameter script_options.
542 (read_dynamic_list): New function.
543 (Script_options::define_dynamic_list): New function.
544 (dynamic_list_keyword_parsecodes): New variable.
545 (dynamic_list_keywords): New variable.
546 * script.h (Script_options::define_dynamic_list): New function
548 (read_dynamic_list): New function prototype.
549 * symtab.cc (strprefix): New macro.
550 (Symbol::should_add_dynsym_entry): Support dynamic_list,
551 dynamic_list_data, dynamic_list_cpp_new, and
552 dynamic_list_cpp_typeinfo.
553 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
554 (dynamic_list_expr): New rule.
555 (dynamic_list_nodes): Likewise.
556 (dynamic_list_node): Likewise.
557 * testsuite/Makefile.am (dynamic_list): New test.
558 * testsuite/Makefile.in: Regenerated.
559 * testsuite/dynamic_list.t: New file.
560 * testsuite/dynamic_list.sh: New file.
562 2008-11-05 Craig Silverstein <csilvers@google.com>
564 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
565 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
566 (t11_last): Likewise.
567 * testsuite/ver_test_6.c (main): Likewise.
569 2008-10-07 Cary Coutant <ccoutant@google.com>
571 * options.c (General_options::finalize): Add check for -static and
573 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
576 2008-10-02 Cary Coutant <ccoutant@google.com>
578 * plugin.cc (make_sized_plugin_object): Fix conditional
579 compilation to work when not all targets are enabled.
581 2008-09-29 Cary Coutant <ccoutant@google.com>
583 * archive.cc (Archive::get_file_and_offset): Use filename instead
584 of name to get library path.
585 (Archive::include_member): Unlock external member of a thin archive.
587 * testsuite/Makefile.am (TEST_AR): New variable.
588 (thin_archive_test_1): New test.
589 (thin_archive_test_2): New test.
590 * testsuite/Makefile.in: Regenerate.
591 * testsuite/thin_archive_main.cc: New file.
592 * testsuite/thin_archive_test_1.cc: New file.
593 * testsuite/thin_archive_test_2.cc: New file.
594 * testsuite/thin_archive_test_3.cc: New file.
595 * testsuite/thin_archive_test_4.cc: New file.
597 2008-09-29 Cary Coutant <ccoutant@google.com>
599 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
600 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
602 (Sized_relobj::do_finalize_local_symbols): Likewise.
603 (Sized_relobj::map_to_kept_section): Likewise.
604 * object.h (Sized_relobj::invalid_address): New constant.
605 (Sized_relobj::do_output_section_offset): Check for invalid_address
607 * output.cc (Output_reloc::local_section_offset): Use constant
608 invalid_address instead of -1U.
609 (Output_reloc::get_address): Likewise.
610 (Output_section::output_address): Change -1U to -1ULL.
611 * output.h (Output_reloc::invalid_address): New constant.
612 * reloc.cc (Sized_relobj::write_sections): Use constant
613 invalid_address instead of -1U.
614 (Sized_relobj::relocate_sections): Likewise.
615 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
616 values for merge sections.
617 * target-reloc.h (relocate_for_relocatable): Use constant
618 invalid_address instead of -1U.
620 2008-09-19 Cary Coutant <ccoutant@google.com>
622 Add plugin functionality for link-time optimization (LTO).
623 * configure.ac (plugins): Add --enable-plugins option.
624 * configure: Regenerate.
625 * config.in: Regenerate.
626 * Makefile.am (LIBDL): New variable.
627 (CCFILES): Add plugin.cc.
628 (HFILES): Add plugin.h.
629 (ldadd_var): Add LIBDL.
630 * Makefile.in: Regenerate.
632 * archive.cc: Include "plugin.h".
633 (Archive::setup): Don't preread archive symbols when using a plugin.
634 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
635 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
637 (Archive::include_member): Add symbols from plugin objects.
638 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
639 * descriptors.cc (Descriptors::open): Check for file descriptors
640 abandoned by plugins.
641 (Descriptors::claim_for_plugin): New function.
642 * descriptors.h (Descriptors::claim_for_plugin): New function.
643 (Open_descriptor::is_claimed): New field.
644 (claim_descriptor_for_plugin): New function.
645 * fileread.cc (File_read::claim_for_plugin): New function.
646 * fileread.h (File_read::claim_for_plugin): New function.
647 (File_read::descriptor): New function.
648 * gold.cc: Include "plugin.h".
649 (queue_initial_tasks): Add task to call plugin hooks for generating
651 * main.cc: Include "plugin.h".
652 (main): Load plugin libraries.
653 * object.h (Pluginobj): Declare.
654 (Object::pluginobj): New function.
655 (Object::do_pluginobj): New function.
656 (Object::set_target): New function.
657 * options.cc: Include "plugin.h".
658 (General_options::parse_plugin): New function.
659 (General_options::General_options): Initialize plugins_ field.
660 (General_options::add_plugin): New function.
661 * options.h (Plugin_manager): Declare.
662 (General_options): Add --plugin option.
663 (General_options::has_plugins): New function.
664 (General_options::plugins): New function.
665 (General_options::add_plugin): New function.
666 (General_options::plugins_): New field.
667 * plugin.cc: New file.
668 * plugin.h: New file.
669 * readsyms.cc: Include "plugin.h".
670 (Read_symbols::do_read_symbols): Check for archive before checking
671 for ELF file. Call plugin hooks to claim files.
672 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
673 from a real object file; force override when processing replacement
675 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
676 (Symbol::init_base_object): Likewise.
677 (Symbol::init_base_output_data): Likewise.
678 (Symbol::init_base_output_segment): Likewise.
679 (Symbol::init_base_constant): Likewise.
680 (Symbol::init_base_undefined): Likewise.
681 (Symbol::output_section): Assert that object is not a plugin.
682 (Symbol_table::add_from_pluginobj): New function.
683 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
685 (Symbol_table::sized_write_globals): Likewise.
686 (Symbol_table::add_from_pluginobj): Instantiate template.
687 * symtab.h (Sized_pluginobj): Declare.
688 (Symbol::in_real_elf): New function.
689 (Symbol::set_in_real_elf): New function.
690 (Symbol::in_real_elf_): New field.
691 (Symbol_table::add_from_pluginobj): New function.
693 * testsuite/Makefile.am (AM_CFLAGS): New variable.
694 (LIBDL): New variable.
696 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
697 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
698 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
699 (MOSTLYCLEANFILES): Likewise.
700 * testsuite/Makefile.in: Regenerate.
701 * testsuite/plugin_test.c: New file.
702 * testsuite/plugin_test_1.sh: New file.
703 * testsuite/plugin_test_2.sh: New file.
705 2008-09-16 Ian Lance Taylor <iant@google.com>
707 * target-reloc.h (relocate_section): Check whether a symbol is
708 defined by the ABI before reporting an undefined symbol error.
709 * target.h (Target::is_defined_by_abi): Make parameter const.
710 (Target::do_is_defined_by_abi): Likewise.
711 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
712 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
713 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
714 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
715 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
716 * testsuite/Makefile.in: Rebuild.
718 * fileread.cc (make_view): Add casts to avoid warning.
720 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
722 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
723 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
725 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
727 * options.h (General_options::output_is_executable): New.
728 (General_options::output_is_pie): New.
729 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
730 for shared libraries.
731 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
733 2008-09-11 Chris Demetriou <cgd@google.com>
735 * options.h (origin): New -z option.
736 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
737 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
740 2008-09-05 Cary Coutant <ccoutant@google.com>
742 * fileread.cc (File_read::make_view): Add check for attempt to map
745 2008-09-05 Cary Coutant <ccoutant@google.com>
747 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
748 explicit instantiations.
750 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
753 * options.cc (General_options::finalize): Allow undefined symbols
754 in shlibs if linking -shared.
757 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
758 symbols as not needing a dynsym entry.
760 2008-08-20 Craig Silverstein <csilvers@google.com>
762 * fileread.cc (File_read::open): Do not lock the file unless it
763 was successfully opened.
765 2008-08-14 Cary Coutant <ccoutant@google.com>
767 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
768 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
769 * testsuite/tls_test.cc (struct int128): 128-bit struct
770 for testing TLS relocs with non-zero addend.
771 (v12): New TLS variable.
773 (t_last): Add check for v12.
774 * testsuite/tls_test.h (t12): New function.
775 * testsuite/tls_test_main.cc (thread_routine): Call new test.
777 2008-08-13 Ian Lance Taylor <iant@google.com>
779 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
780 set tls_segment_ or relro_segment_.
781 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
783 * output.h (Output_section::clear_is_relro): New function.
784 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
785 sections specially even when output_data_ is empty.
786 (Output_segment::maximum_alignment): When first section is relro,
787 only force alignment for PT_LOAD segments.
788 * script.cc (script_data_segment_align): New function.
789 (script_data_segment_relro_end): New function.
790 * script-c.h (script_data_segment_align): Declare.
791 (script_data_segment_relro_end): Declare.
792 * script-sections.h (class Script_sections): Declare
793 data_segment_align and data_segment_relro_end. Add fields
794 segment_align_index_ and saw_relro_end_.
795 * script-sections.cc (class Sections_element): Add set_is_relro
796 virtual function. Add new bool* parameter to place_orphan_here.
797 Add get_output_section virtual function.
798 (class Output_section_definition): Add set_is_relro. Add new
799 bool* parameter to place_orphan_here. Add get_output_section.
801 (Output_section_definition::Output_section_definition): Initialize
802 evaluated_address_, evaluated_load_address, evaluated_addralign_,
803 and is_relro_ fields.
804 (Output_section_definition::place_orphan_here): Add is_relro
806 (Output_section_definition::set_section_addresses): Set relro for
808 (Output_section_definition::alternate_constraint): Likewise.
809 (class Orphan_output_section): Add new bool* parameter to
810 place_orphan_here. Add get_output_section.
811 (Orphan_output_section::place_orphan_here): Add is_relro
813 (Script_sections::Script_sections): Initialize
814 data_segment_align_index_ and saw_relro_end_.
815 (Script_sections::data_segment_align): New function.
816 (Script_sections::data_segment_relro_end): New function.
817 (Script_sections::place_orphan): Set or clear is_relro.
818 (Script_sections::set_section_addresses): Force alignment of first
820 * yyscript.y (exp): Call script_data_segment_align and
821 script_data_segment_relro_end.
822 * testsuite/relro_script_test.t: New file.
823 * testsuite/relro_test.cc (using_script): Declare.
824 (t1, t2): Test using_script.
825 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
826 (relro_script_test_SOURCES): Define.
827 (relro_script_test_DEPENDENCIES): Define.
828 (relro_script_test_LDFLAGS): Define.
829 (relro_script_test_LDADD): Define.
830 (relro_script_test.so): New target.
831 * testsuite/Makefile.in: Rebuild.
833 2008-08-06 Cary Coutant <ccoutant@google.com>
835 * archive.cc (Archive::total_archives, Archive::total_members)
836 (Archive::total_members_loaded): New variables.
837 (Archive::setup): Add parameter. Add option to preread
839 (Archive::read_armap): Add counter.
840 (Archive::get_file_and_offset): New function.
841 (Archive::get_elf_object_for_member): New function.
842 (Archive::read_all_symbols): New function.
843 (Archive::read_symbols): New function.
844 (Archive::add_symbols): Add counters.
845 (Archive::include_all_members): Use armap to find members if it's
847 (Archive::include_member): Skip reading symbols if already read.
848 Factored code into Archive::get_file_and_offset and
849 Archive::get_elf_object_for_member. Changed call to
850 Mapfile::report_include_archive_member.
851 (Archive::print_stats): New function.
852 * archive.h: Declare Object and Read_symbols_data classes.
853 (Archive::Archive): Add initializers for new members.
854 (Archive::setup): Add parameter.
855 (Archive::print_stats): New function.
856 (Archive::total_archives, Archive::total_members)
857 (Archive::total_members_loaded): New variables.
858 (Archive::get_file_and_offset): New function.
859 (Archive::get_elf_object_for_member): New function.
860 (Archive::read_all_symbols): New function.
861 (Archive::read_symbols): New function.
862 (Archive::Archive_member): New class.
863 (Archive::members_): New member.
864 (Archive::num_members_): New member.
865 * main.cc: Include archive.h.
866 (main): Call Archive::print_stats.
867 * mapfile.cc (Mapfile::report_include_archive_member): Delete
868 archive parameter; member_name is now the fully-decorated name.
869 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
870 * options.h: (General_options): Add --preread-archive-symbols option.
871 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
874 2008-08-04 Ian Lance Taylor <iant@google.com>
876 * symtab.h (Symbol::use_plt_offset): New function.
877 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
878 * powerpc.cc (Relocate::relocate): Likewise.
879 * sparc.cc (Relocate::relocate): Likewise.
880 * x86_64.cc (Relocate::relocate): Likewise.
881 * testsuite/weak_plt.sh: New test.
882 * testsuite/weak_plt_main.cc: New test.
883 * testsuite/weak_plt_shared.cc: New test.
884 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
885 (check_PROGRAMS): Add weak_plt.
886 (check_DATA): Add weak_plt_shared.so.
887 (weak_plt_main_pic.o, weak_plt): New targets.
888 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
889 * testsuite/Makefile.in: Rebuild.
891 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
893 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
894 * testsuite/Makefile.in: Rebuild.
896 2008-08-04 Alan Modra <amodra@bigpond.net.au>
898 * Makefile.am (POTFILES.in): Set LC_ALL=C.
899 * Makefile.in: Regenerate.
900 * po/POTFILES.in: Regenerate.
902 2008-07-29 Ian Lance Taylor <iant@google.com>
904 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
905 symbols before other symbols.
906 * testsuite/script_test_2.cc (test_addr): Declare.
907 (test_addr_alias): Declare.
908 (main): Check that test_addr and test_addr_alias have the right
910 * testsuite/script_test_2.t: Define test_addr_alias and
913 2008-07-24 Ian Lance Taylor <iant@google.com>
916 * descriptors.cc: New file.
917 * descriptors.h: New file.
918 * gold-threads.h (class Hold_optional_lock): New class.
919 * fileread.cc: Include "descriptors.h".
920 (File_read::~File_read): Release descriptor rather than closing
922 (File_read::open) [file]: Call open_descriptor rather than open.
923 Set is_descriptor_opened_.
924 (File_read::open) [memory]: Assert that descriptor is not open.
925 (File_read::reopen_descriptor): New function.
926 (File_read::release): Release descriptor.
927 (File_read::do_read): Make non-const. Reopen descriptor.
928 (File_read::read): Make non-const.
929 (File_read::make_view): Reopen descriptor.
930 (File_read::do_readv): Likewise.
931 * fileread.h (class File_read): Add is_descriptor_opened_ field.
933 * layout.cc: Include "descriptors.h".
934 (Layout::create_build_id): Use open_descriptor rather than open.
935 * output.cc: Include "descriptors.h".
936 (Output_file::open): Use open_descriptor rather than open.
937 * archive.cc (Archive::const_iterator): Change Archive to be
939 (Archive::begin, Archive::end): Make non-const.
940 (Archive::count_members): Likewise.
941 * archive.h (class Archive): Update declarations.
942 * object.h (Object::read): Make non-const.
943 * Makefile.am (CCFILES): Add descriptors.cc.
944 (HFILES): Add descriptors.h.
945 * Makefile.in: Rebuild.
948 * gold.h: Always include <clocale>. Add Solaris workarounds
949 following code in binutils/sysdep.h.
952 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
953 this->eh_frame_hdr_ is NULL before using it.
955 * dynobj.cc (Versions::Versions): Update comment.
957 * dynobj.cc (Versions::Versions): If there is an soname, use it as
958 the base version name.
960 * stringpool.cc (Stringpool_template::add_with_length): Set key to
962 (Stringpool_template::set_string_offsets): Subtract one from key
963 before using it as an array index.
964 (Stringpool_template::get_offset_with_length): Likewise.
965 (Stringpool_template::write_to_buffer): Likewise.
966 * stringpool.h (Stringpool_template::get_offset_from_key):
969 2008-07-23 Ian Lance Taylor <iant@google.com>
972 * object.h (Merged_symbol_value::value): Do our best to handle a
976 * script.cc (Version_script_info::get_versions): Don't add empty
977 version tag to return value.
978 (Version_script_info::get_symbol_version_helper): Change return
979 type to bool. Add pversion parameter. Change all callers.
980 (script_register_vers_node): Don't require a non-NULL tag.
981 * script.h (class Version_script_info): Update declarations.
982 (Version_script_info::get_symbol_version): Change return type to
983 bool. Add version parameter. Change all callers.
984 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
985 handling. Handle an empty version from a version script.
986 (Symbol_table::define_special_symbol): Likewise.
987 * testsuite/ver_test_10.script: New file.
988 * testsuite/ver_test_10.sh: New file.
989 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
990 (check_DATA): Add ver_test_10.syms.
991 (ver_test_10.syms, ver_test_10.so): New target.
992 * testsuite/Makefile.in: Rebuild.
994 2008-07-23 Simon Baldwin <simonb@google.com>
996 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
997 to zero for undefined symbols from dynamic libraries.
999 2008-07-23 Ian Lance Taylor <iant@google.com>
1001 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1003 * symtab.h (class Symbol_table): Update declaration.
1004 * testsuite/ver_test_9.cc: New file.
1005 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1006 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1007 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1008 (ver_test_9.so, ver_test_9.o): New targets.
1009 * testsuite/Makefile.in: Rebuild.
1011 2008-07-22 Ian Lance Taylor <iant@google.com>
1013 * options.h (class General_options): Define --check-sections.
1014 * layout.cc (Layout::set_segment_offsets): Handle
1017 * options.h (class General_options): Define -n/--nmagic and
1019 * options.cc (General_options::finalize): For -n/--nmagic or
1020 -N/--omagic, set -static.
1021 * layout.cc (Layout::attach_allocated_section_to_segment): If
1022 -N/--omagic, don't put read-only and read-write sections in
1024 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1025 finding a read-only segment.
1026 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1027 don't set the minimum segment alignment to the common page size,
1028 and don't set the file offset to the address modulo the page size.
1029 * script-sections.cc (Script_sections::create_segments): If
1030 -n/--omagic, don't put read-only and read-write sections in
1033 * cref.cc: New file.
1035 * options.h (class General_options): Add --print-symbol-counts.
1036 * main.cc (main): Issue defined symbol report if requested.
1037 * archive.cc (Archive::interpret_header): Make into a const member
1039 (Archive::add_symbols): Call Input_objects::archive_start and
1041 (Archive::const_iterator): Define new class.
1042 (Archive::begin, Archive::end): New functions.
1043 (Archive::include_all_members): Rewrite to use iterator.
1044 (Archive::count_members): New function.
1045 * archive.h (class Archive): Update declarations.
1046 (Archive::filename): New function.
1047 * object.cc: Include "cref.h".
1048 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1049 (Sized_relobj::do_get_global_symbol_counts): New function.
1050 (Input_objects::add_object): Add object to cross-referencer.
1051 (Input_objects::archive_start): New function.
1052 (Input_objects::archive_stop): New function.
1053 (Input_objects::print_symbol_counts): New function.
1054 * object.h: Declare Cref and Archive.
1055 (Object::get_global_symbol_counts): New function.
1056 (Object::do_get_global_symbol_counts): New pure virtual function.
1057 (class Sized_relobj): Add defined_count_ field. Update
1059 (class Input_objects): Add cref_ field. Update constructor.
1060 Update declarations.
1061 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1063 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1065 (Sized_dynobj::do_get_global_symbol_counts): New function.
1066 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1067 defined_count_. Update declarations. Define Symbols typedef.
1068 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1069 parameter. Change all callers.
1070 (Symbol_table::add_from_dynobj): Add sympointers and defined
1071 parameters. Change all callers.
1072 * symtab.h (class Symbol_table): Update declarations.
1073 * Makefile.am (CCFILES): Add cref.cc.
1074 (HFILES): Add cref.h.
1075 * Makefile.in: Rebuild.
1077 2008-07-22 Simon Baldwin <simonb@google.com>
1079 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1080 to zero when writing undefined symbols.
1082 2008-07-22 Ian Lance Taylor <iant@google.com>
1084 * output.cc (Output_section::add_input_section): Don't try to
1085 merge empty merge sections.
1087 2008-07-21 Craig Silverstein <csilvers@google.com>
1089 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1090 Include symbol version in error message.
1092 2008-07-20 Chris Demetriou <cgd@google.com>
1094 * configure.ac (gold_cv_c_random_seed): New configured variable.
1095 (RANDOM_SEED_CFLAGS): New substituted variable.
1096 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1097 * configure: Rebuild.
1098 * Makefile.in: Likewise.
1099 * testsuite/Makefile.in: Likewise.
1101 2008-07-18 Ian Lance Taylor <iant@google.com>
1103 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1104 where we see NAME/NULL and NAME/VERSION as separate symbols.
1105 * testsuite/ver_test_main.cc (main): Call t4.
1106 (t4, t4_2a): Define.
1107 * testsuite/ver_test_2.cc (t4_2): Define.
1108 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1109 * testsuite/ver_test_4.cc (t4_2a): Define.
1110 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1111 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1113 2008-07-17 Ian Lance Taylor <iant@google.com>
1115 * dynobj.cc (Versions::add_def): If we give an error about a
1116 missing version, go ahead and create the version anyhow.
1118 2008-07-10 Ian Lance Taylor <iant@google.com>
1120 Handle output sections with more than 0x7fffffff bytes.
1121 * object.h (class Relobj): Change map_to_output_ to
1122 output_sections_, and just keep a section pointer. Change all
1123 uses. Move comdat group support to Sized_relobj.
1124 (Relobj::is_section_specially_mapped): Remove.
1125 (Relobj::output_section): Remove poff parameter. Change all
1127 (Relobj::output_section_offset): New function.
1128 (Relobj::set_section_offset): Rewrite.
1129 (Relobj::map_to_output): Remove.
1130 (Relobj::output_sections): New function.
1131 (Relobj::do_output_section_offset): New pure virtual function.
1132 (Relobj::do_set_section_offset): Likewise.
1133 (class Sized_relobj): Add section_offsets_ field. Add comdat
1134 group support from Relobj. Update declarations.
1135 (Sized_relobj::get_output_section_offset): New function.
1136 (Sized_relobj::do_output_section_offset): New function.
1137 (Sized_relobj::do_set_section_offset): New function.
1138 * object.cc (Relobj::output_section_address): Remove.
1139 (Sized_relobj::Sized_relobj): Initialize new fields.
1140 (Sized_relobj::include_section_group): Cast find_kept_object to
1142 (Sized_relobj::include_linkonce_section): Likewise.
1143 (Sized_relobj::do_layout): Use separate arrays for output section
1145 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1147 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1148 output_sections and section_offsets.
1149 (Sized_relobj::write_local_symbols): Likewise.
1150 (map_to_kept_section): Compute output address directly.
1151 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1152 output_sections and section_offsets.
1153 (Sized_relobj::write_sections): Likewise.
1154 (Sized_relobj::relocate_sections): Likewise.
1155 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1156 * output.h (class Output_reloc): Update declarations. Change
1157 u2_.relobj to Sized_relobj*.
1158 (class Output_data_reloc): Change add functions to use
1160 * output.cc (Output_reloc::Output_reloc): Change relobj to
1162 (Output_reloc::local_section_offset): Change return type to
1163 Elf_Addr. Use get_output_section_offset.
1164 (Output_reloc::get_address): Likewise.
1165 (Output_section::is_input_address_mapped): Don't call
1166 is_section_specially_mapped.
1167 (Output_section::output_offset): Likewise.
1168 (Output_section::output_address): Likewise.
1169 (Output_section::starting_output_address): Likewise.
1170 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1171 parameter to Sized_relobj*.
1172 (Copy_relocs::need_copy_reloc): Likewise.
1173 (Copy_relocs::save): Likewise.
1174 * copy-relocs.h (class Copy_relocs): Update declarations.
1175 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1176 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1177 * target-reloc.h (relocate_for_relocatable): Change
1178 offset_in_output_section type to Elf_Addr. Change code that uses
1180 * layout.cc (Layout::layout): Always set *off.
1181 * mapfile.cc (Mapfile::print_input_section): Use
1182 output_section_offset.
1183 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1185 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1186 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1187 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1189 2008-07-03 Ian Lance Taylor <iant@google.com>
1191 * layout.cc (Layout::include_section): Do not discard unrecognized
1192 SHT_STRTAB sections.
1194 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1196 * script.cc (Lex::can_continue_name): Make '?' allowable in
1197 version-script names.
1198 * testsuite/version_script.map: Change glob pattern to use '?'
1200 2008-06-30 Manish Singh <yosh@gimp.org>
1203 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1206 2008-06-30 Ian Lance Taylor <iant@google.com>
1210 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1211 versions]: Don't try to read the value in the contents, since we
1212 don't use it. Use the template endianness when writing.
1214 2008-06-25 Cary Coutant <ccoutant@google.com>
1216 * fileread.cc (File_read::make_view): Assert on zero-length view.
1217 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1218 symbol table when there are no symbols to read.
1220 2008-06-23 Craig Silverstein <csilvers@google.com>
1222 * version.cc (version_string): Bump to 1.7
1224 2008-06-18 Craig Silverstein <csilvers@google.com>
1226 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1227 constant 0xFFFF to type Valtype.
1228 (Powerpc_relocate_functions::rel16_ha): Likewise.
1230 2008-06-17 Ian Lance Taylor <iant@google.com>
1232 * output.h (Output_section::Input_section): Initialize p2align_ to
1233 zero for Output_section_data constructors.
1234 (Output_section::Input_section::addralign): If not an input
1235 section, return the alignment of the Output_section_data.
1236 * testsuite/copy_test.cc: New file.
1237 * testsuite/copy_test_1.cc: New file.
1238 * testsuite/copy_test_2.cc: New file.
1239 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1240 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1241 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1242 (copy_test_1_pic.o, copy_test_1.so): New targets.
1243 (copy_test_2_pic.o, copy_test_2.so): New targets.
1244 * testsuite/Makefile.in: Rebuild.
1246 * script-sections.cc (Script_sections::place_orphan): Initialize
1247 local variable exact.
1249 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1251 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1253 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1254 David S. Miller <davem@davemloft.net>
1256 * powerpc.cc: New file.
1257 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1258 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1259 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1260 * Makefile.in: Rebuild.
1262 2008-06-09 Ian Lance Taylor <iant@google.com>
1264 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1266 (throwing, orig_terminate): New static variables.
1267 (terminate_handler): New static function.
1268 (t2): Set terminate handler.
1270 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1273 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1276 2008-05-30 Cary Coutant <ccoutant@google.com>
1278 * archive.cc (Archive::include_all_members) Correct to step
1279 over symbol table and extended name table in thin archives.
1281 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1284 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1287 2008-05-28 Caleb Howe <cshowe@google.com>
1289 * reduced_debug_output.cc: New file.
1290 * reduced_debug_output.h: New file.
1291 * options.h (class General_options): Add --strip-debug-non-line.
1292 * options.cc (General_options::finalize): Add strip_debug_non_line
1293 to the strip heirarchy.
1294 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1296 * layout.cc: Include "reduced_debug_output.h".
1297 (Layout::Layout): Initialize new fields.
1298 (line_only_debug_sections): New static array.
1299 (is_lines_only_debug_sections): New static inline function.
1300 (Layout::include_section): Handle --strip-debug-non-line.
1301 (Layout::make_output_section): If --strip-debug-non-line, build
1302 new output sections for .debug_abbrev and .debug_info.
1303 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1304 gold. Warn about possible overflow.
1305 (read_signed_LEB_128): Likewise.
1306 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1307 (read_signed_LEB_128): Declare.
1308 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1309 (HFILES): Add reduced_debug_output.h.
1310 * Makefile.in: Rebuild.
1312 2008-05-21 Ian Lance Taylor <iant@google.com>
1314 * mapfile.cc: New file.
1315 * mapfile.h: New file.
1316 * options.h (class General_options): Add -M/--print-map and -Map.
1317 * options.cc (General_options::finalize): Make -M equivalent to
1319 * main.cc: Include <cstdio> and "mapfile.h".
1320 (main): Open mapfile if requested.
1321 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1322 constructor. Change caller.
1323 (queue_initial_tasks): Add mapfile parameter. Change caller.
1324 (queue_middle_tasks): Likewise.
1325 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1327 * archive.cc: Include "mapfile.h".
1328 (Archive::add_symbols): Add mapfile parameter. Change all
1329 callers. Pass mapfile, symbol, and reason to include_member.
1330 (Archive::include_all_members): Add mapfile parameter. Change all
1332 (Archive::include_member): Add mapfile, sym, and why parameters.
1333 Change all callers. Report inclusion to map file.
1334 * archive.h: Include "fileread.h".
1335 (class Archive): Update declarations.
1336 (Archive::file): New const method.
1337 (class Add_archive_symbols): Add mapfile_ field. Update
1338 constructor. Change all callers.
1339 * readsyms.h (class Read_symbols): Likewise.
1340 (class Finish_group): Likewise.
1341 (class Read_script): Likewise.
1342 * common.cc: Include "mapfile.h".
1343 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1345 (Symbol_table::do_allocate_commons): Likewise.
1346 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1347 symbol allocation to mapfile.
1348 * common.h (class Allocate_commons_task): Add mapfile_ field.
1349 Update constructor. Change all callers.
1350 * symtab.h (class Symbol_table): Update declarations.
1351 * layout.cc: Include "mapfile.h".
1352 (Layout_task_runner::run): Print information to mapfile.
1353 (Layout::create_gold_note): Change Output_data_fixed_space to
1354 Output_data_zero_fill.
1355 (Layout::create_build_id): Likewise.
1356 (Layout::print_to_mapfile): New function.
1357 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1358 constructor. Change caller.
1359 (class Layout): Declare print_to_mapfile.
1360 * output.cc (Output_section::Input_section::print_to_mapfile): New
1362 (Output_section::add_input_section): If producing a map, always
1363 add to input_sections_ list.
1364 (Output_section::do_print_to_mapfile): New function.
1365 (Output_segment::print_sections_to_mapfile): New function.
1366 (Output_segment::print_section_list_to_mapfile): New function.
1367 * output.h: Include "mapfile.h".
1368 (Output_data::print_to_mapfile): New function.
1369 (Output_data::do_print_to_mapfile): New virtual function.
1370 (Output_segment_headers::do_print_to_mapfile): New function.
1371 (Output_file_header::do_print_to_mapfile): New function.
1372 (Output_data_const::do_print_to_mapfile): New function.
1373 (class Output_data_const_buffer): Add map_name_ field. Update
1374 constructor. Change all callers. Add do_print_to_mapfile
1376 (class Output_data_fixed_space): Likewise.
1377 (class Output_data_space): Likewise.
1378 (class Output_data_zero_fill): New class.
1379 (Output_data_strtab::do_print_to_mapfile): New function.
1380 (Output_data_reloc_base::do_print_to_mapfile): New function.
1381 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1382 (Output_data_group::do_print_to_mapfile): New function.
1383 (Output_data_got::do_print_to_mapfile): New function.
1384 (Output_data_dynamic::do_print_to_mapfile): New function.
1385 (Output_symtab_xindex::do_print_to_mapfile): New function.
1386 (class Output_section): Declare do_print_to_mapflie. Declare
1387 print_to_mapfile in Input_section.
1388 (class Output_segment): Declare new functions.
1389 * object.h (Sized_relobj::symbol_count): New function.
1390 * script-sections.cc
1391 (Output_section_element_dot_assignment::set_section_addresses):
1392 Change Output_data_fixed_space to Output_data_zero_fill.
1393 (Output_data_expression::do_print_to_mapfile): New function.
1394 * script.cc (read_input_script): Add mapfile parameter. Change
1396 * script.h (read_input_script): Update declaration.
1397 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1398 (Eh_frame::do_print_to_mapfile): New function.
1399 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1400 (Output_merge_string::do_print_to_mapfile): New function.
1401 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1403 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1405 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1407 * Makefile.am (CCFILES): Add mapfile.cc.
1408 (HFILES): Add mapfile.h.
1409 * Makefile.in: Rebuild.
1411 2008-05-19 Ian Lance Taylor <iant@google.com>
1413 * options.h (class General_options): Add -z relro.
1414 * layout.cc (Layout::Layout): Initialize relro_segment_.
1415 (Layout::add_output_section_data): Return the output section.
1416 (Layout::make_output_section): Rcognize relro sections and mark
1418 (Layout::attach_allocated_section_to_segment): Put relro sections
1419 in a PT_GNU_RELRO segment.
1420 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1422 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1424 (Layout::linkonce_mapping): Map d.rel.ro.local to
1426 (Layout::output_section_name): Us .data.rel.ro.local for any
1427 section which begins with that.
1428 * layout.h (class Layout): Update add_output_section_data
1429 declaration. Add relro_segment_ field.
1430 * output.cc (Output_section::Output_section): Initialize is_relro_
1431 and is_relro_local_ fields.
1432 (Output_segment::add_output_section): Group relro sections.
1433 (Output_segment::is_first_section_relro): New function.
1434 (Output_segment::maximum_alignment): If there is a relro section,
1435 align the segment to the common page size.
1436 (Output_segment::set_section_addresses): Track whether we are
1437 looking at relro sections. If the last section is a relro
1438 section, align to the common page size.
1439 (Output_segment::set_section_list_addresses): Add in_relro
1440 parameter. Change all callers. Align to the page size when
1441 moving from relro to non-relro section.
1442 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1444 * output.h (class Output_section): Add is_relro_ and
1445 is_relro_local_ fields.
1446 (Output_section::is_relro): New function.
1447 (Output_section::set_is_relro): New function.
1448 (Output_section::is_relro_local): New function.
1449 (Output_section::set_is_relro_local): New function.
1450 (class Output_segment): Update declarations.
1451 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1452 * sparc.cc (Target_sparc::got_section): Likewise.
1453 * x86_64.cc (Target_x86_64::got_section): Likewise.
1454 * testsuite/relro_test_main.cc: New file.
1455 * testsuite/relro_test.cc: New file.
1456 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1457 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1458 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1459 (relro_test.so, relro_test_pic.o): New targets.
1460 * testsuite/Makefile.in: Rebuild.
1462 2008-05-16 Ian Lance Taylor <iant@google.com>
1464 * output.cc (Output_segment::add_output_section): Remove front
1466 * output.h (class Output_segment): Remove
1467 add_initial_output_section and overloaded add_output_section.
1468 Update declaration of remaining add_output_section.
1469 * layout.cc (Layout::create_interp): Call add_output_section
1470 rather than add_initial_output_section.
1471 (Layout::finish_dynamic_section): Likewise.
1473 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1474 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1475 know the dynamic type.
1476 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1477 field. Initialize it in constructor.
1478 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1479 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1480 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1483 * output.cc (Output_reloc::get_address): Change return type to
1485 * output.h (class Output_reloc): Update get_address declaration.
1486 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1487 for section addresses.
1489 2008-05-09 Ian Lance Taylor <iant@google.com>
1492 * gold.cc (gold_nomem): Use return value of write.
1494 2008-05-08 Ian Lance Taylor <iant@google.com>
1496 * symtab.c (Symbol::init_base_output_data): Add version
1497 parameter. Change all callers.
1498 (Symbol::init_base_output_segment): Likewise.
1499 (Symbol::init_base_constant): Likewise.
1500 (Symbol::init_base_undefined): Likewise.
1501 (Sized_symbol::init_output_data): Likewise.
1502 (Sized_symbol::init_output_segment): Likewise.
1503 (Sized_symbol::init_constant): Likewise.
1504 (Sized_symbol::init_undefined): Likewise.
1505 (Symbol_table::do_define_in_output_data): If the new symbol has a
1506 version, mark it as the default.
1507 (Symbol_table::do_define_in_output_segment): Likewise.
1508 (Symbol_table::do_define_as_constant): Likewise.
1509 * symtab.h (class Symbol): Update declarations.
1510 (class Sized_symbol): Likewise.
1511 * resolve.cc (Symbol::override_version): New function.
1512 (Symbol::override_base): Call override_version.
1513 (Symbol::override_base_with_special): Likewise.
1514 * testsuite/ver_script_8.script: New file.
1515 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1516 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1517 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1518 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1520 2008-05-06 Ian Lance Taylor <iant@google.com>
1523 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1525 (class General_options): Remove existing --undefined, and add
1526 --no-undefined instead. Add new --undefined as synonym for -u.
1527 * archive.cc (Archive::add_symbols): Check whether symbol was
1529 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1530 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1531 all uses. Add IS_UNDEFINED. Update declarations to split
1532 different versions of init_base. Declare init_base_undefined.
1533 (Symbol::is_defined): Handle IS_UNDEFINED.
1534 (Symbol::is_undefined): Likewise.
1535 (Symbol::is_weak_undefined): Call is_undefined.
1536 (Symbol::is_absolute): Handle IS_CONSTANT.
1537 (class Sized_symbol): Update declarations to split different
1538 versions of init. Declare init_undefined.
1539 (class Symbol_table): Declare new functions.
1540 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1542 (Symbol::init_base_output_data): Likewise.
1543 (Symbol::init_base_output_segment): Likewise.
1544 (Symbol::init_base_constant): Likewise.
1545 (Symbol::init_base_undefined): New function.
1546 (Sized_symbol::init_object): Rename from init. Change all
1548 (Sized_symbol::init_output_data): Likewise.
1549 (Sized_symbol::init_output_segment): Likewise.
1550 (Sized_symbol::init_constant): Likewise.
1551 (Sized_symbol::init_undefined): New function.
1552 (Symbol_table::add_undefined_symbols_from_command_line): New
1554 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1556 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1557 (Symbol::output_section): Likewise.
1558 (Symbol::set_output_section): Likewise.
1559 (Symbol_table::sized_finalize_symbol): Likewise.
1560 (Symbol_table::sized_write_globals): Likewise.
1561 * resolve.cc (Symbol_table::should_override): Likewise.
1562 (Symbol::override_base_with_special): Likewise.
1564 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1565 symbol, change it to have default visibility.
1566 * testsuite/protected_1.cc: New file.
1567 * testsuite/protected_2.cc: New file.
1568 * testsuite/protected_3.cc: New file.
1569 * testsuite/protected_main_1.cc: New file.
1570 * testsuite/protected_main_2.cc: New file.
1571 * testsuite/protected_main_3.cc: New file.
1572 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1573 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1574 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1575 (protected_1.so): New target.
1576 (protected_1_pic.o, protected_2_pic.o): New targets.
1577 (protected_3_pic.o): New target.
1578 (check_PROGRAMS): Add protected_2.
1579 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1580 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1581 * testsuite/Makefile.in: Rebuild.
1583 * options.h (DEFINE_var): Add set_user_set_##varname__.
1584 (DEFINE_bool_alias): New macro.
1585 (class General_options): Define -Bstatic using DEFINE_bool_alias
1586 rather than DEFINE_special. Add --undefined as an alias for -z
1588 * options.cc (General_options::parse_Bstatic): Remove.
1590 * options.h (class General_options): Add --fatal-warnings.
1591 * main.cc (main): Implement --fatal-warnings.
1592 * errors.h (Errors::warning_count): New function.
1594 * options.h (class General_options): Add -Bsymbolic-functions.
1595 * symtab.h (Symbol::is_preemptible): Check for
1596 -Bsymbolic-functions.
1598 2008-05-05 Ian Lance Taylor <iant@google.com>
1600 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1601 as noVARNAME rather than no-VARNAME.
1602 (class General_options): Add option -z combreloc.
1603 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1605 (Output_reloc::sort_before) [SHT_REL]: New function.
1606 (Output_reloc::sort_before) [SHT_RELA]: New function.
1607 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1608 Sort_relocs_comparison.
1609 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1610 parameter. Change all callers.
1611 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1612 sort_relocs parameter. Change all callers.
1613 * output.cc (Output_reloc::get_address): New function, broken out
1615 (Output_reloc::write_rel): Call it.
1616 (Output_reloc::compare): New function.
1617 (Output_data_reloc_base::do_write): Optionally sort relocs.
1619 * configure.ac: If targ_extra_obj is set, link it in.
1620 * configure.tgt: Initialize all variables.
1621 (x86_64*): Set targ_extra_obj and targ_extra_size.
1622 * configure: Rebuild.
1624 * object.cc (Sized_relobj::include_section_group): Adjust section
1625 indexes read from group data. Build vector to pass to
1627 * layout.cc (Layout::layout_group): Add flags and shndxes
1628 parameters. Remove contents parameter. Change caller. Update
1629 explicit instantiations.
1630 * layout.h (class Layout): Update layout_group declaration.
1631 * output.cc (Output_data_group::Output_data_group): Add flags and
1632 input_shndxes parameters. Remove contents parameter. Change
1634 (Output_data_group::do_write): Change input_sections_ to
1636 * output.h (class Output_data_group): Update constructor
1637 declaration. Rename input_sections_ to input_shndxes_.
1638 * testsuite/many_sections_test.cc: Add template.
1640 2008-04-30 Cary Coutant <ccoutant@google.com>
1642 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1644 * layout.cc (Layout::include_section): Refactored check for debug
1646 (Layout::add_comdat): Add new parameters. Change type
1647 of signature parameter. Add object and shndx to signatures table.
1648 (Layout::find_kept_object): New function.
1649 * layout.h: Include <cstring>.
1650 (Layout::is_debug_info_section): New function.
1651 (Layout::add_comdat): Add new parameters.
1652 (Layout::find_kept_object): New function.
1653 (Layout::Kept_section): New struct.
1654 (Layout::Signatures): Change type of map range.
1655 * object.cc (Relobj::output_section_address): New function.
1656 (Sized_relobj::include_section_group): Add new parameters. Change
1657 calls to Layout::add_comdat. Change to build table of kept comdat
1658 groups and table mapping discarded sections to kept sections.
1659 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1660 (Sized_relobj::do_layout): Change calls to include_section_group and
1661 include_linkonce_section.
1662 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1663 value to zero when section is discarded.
1664 (Sized_relobj::map_to_kept_section): New function.
1665 * object.h (Relobj::output_section_address): New function.
1666 (Relobj::Comdat_group): New type.
1667 (Relobj::find_comdat_group): New function.
1668 (Relobj::Comdat_group_table): New type.
1669 (Relobj::Kept_comdat_section): New type.
1670 (Relobj::Kept_comdat_section_table): New type.
1671 (Relobj::add_comdat_group): New function.
1672 (Relobj::set_kept_comdat_section): New function.
1673 (Relobj::get_kept_comdat_section): New function.
1674 (Relobj::comdat_groups_): New field.
1675 (Relobj::kept_comdat_sections_): New field.
1676 (Symbol_value::input_value): Update comment.
1677 (Sized_relobj::map_to_kept_section) New function.
1678 (Sized_relobj::include_linkonce_section): Add new parameter.
1679 * target-reloc.h (Comdat_behavior): New type.
1680 (get_comdat_behavior): New function.
1681 (relocate_section): Add code to map a discarded section to the
1682 corresponding kept section when applying a relocation.
1684 2008-04-30 Craig Silverstein <csilvers@google.com>
1686 * dwarf_reader.cc (next_generation_count): New static var.
1687 (Addr2line_cache_entry): New struct.
1688 (addr2line_cache): New static var.
1689 (Dwarf_line_info::one_addr2line): Added caching.
1690 (Dwarf_line_info::clear_addr2line_cache): New function.
1691 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1692 cache-size parameter.
1693 (Dwarf_line_info::one_addr2line_cache): New function.
1694 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1695 new cache-size argument to one_addr2line(), and clear cache.
1697 2008-04-28 Cary Coutant <ccoutant@google.com>
1699 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1700 R_386_PC8 relocations.
1702 2008-04-23 Ian Lance Taylor <iant@google.com>
1704 * object.cc (Sized_relobj::include_section_group): Check for
1705 invalid section group.
1707 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1710 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1711 than read for file header.
1712 * archive.cc (Archive::include_member): Likewise.
1714 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1716 * aclocal.m4: Regenerate.
1717 * configure: Regenerate.
1719 2008-04-19 Ian Lance Taylor <iant@google.com>
1721 * version.cc (version_string): Bump to 1.6.
1723 * testsuite/Makefile.am (many_sections_r_test): New target.
1724 (many_sections_r_test_SOURCES): Remove.
1725 (many_sections_r_test_DEPENDENCIES): Remove.
1726 (many_sections_r_test_LDFLAGS): Remove.
1727 (many_sections_r_test_LDADD): Remove.
1729 * object.cc (Sized_relobj::do_add_symbols): Always pass
1730 local_symbol_count_ to add_from_relobj.
1732 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1733 every thousand variables.
1734 * testsuite/Makefile.in: Rebuild.
1736 * object.cc (Xindex::initialize_symtab_xindex): New function.
1737 (Xindex::read_symtab_xindex): New function.
1738 (Xindex::sym_xindex_to_shndx): New function.
1739 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1741 (Sized_relobj::do_initialize_xindex): New function.
1742 (Sized_relobj::do_read_symbols): Adjust section links.
1743 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1744 parameter. Change all callers.
1745 (Sized_relobj::include_section_group): Adjust section links and
1746 symbol section indexes.
1747 (Sized_relobj::do_layout): Adjust section links.
1748 (Sized_relobj::do_count_local_symbols): Adjust section links and
1749 symbol section indexes.
1750 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1751 ordinary and special symbols.
1752 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1753 dynsym_xindex parameters. Change all callers. Adjust section
1754 links. Use SHN_XINDEX when needed.
1755 (Sized_relobj::get_symbol_location_info): Adjust section links.
1756 Don't get fooled by special symbols.
1757 * object.h (class Xindex): Define.
1758 (class Object): Add xindex_ parameter. Declare virtual functoin
1759 do_initialize_xindex.
1760 (Object::adjust_sym_shndx): New function.
1761 (Object::set_xindex): New protected function.
1762 (class Symbol_value): Add is_ordinary_shndx_ field.
1763 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1764 (Symbol_value::value): Assert ordinary section.
1765 (Symbol_value::initialize_input_to_output_map): Likewise.
1766 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1768 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1770 (class Sized_relobj): Update declarations.
1771 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1772 parameter. Change all callers.
1773 (Sized_relobj::adjust_shndx): New function.
1774 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1776 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1777 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1778 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1779 (Sized_dynobj::read_dynsym_section): Adjust section links.
1780 (Sized_dynobj::read_dynamic): Likewise.
1781 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1783 (Sized_dynobj::do_initialize_xindex): New function.
1784 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1785 do_initialize_xindex.
1786 (Sized_dynobj::adjust_shndx): New function.
1787 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1788 dynsym_xindex_ fields.
1789 (Layout::finalize): Add a call to set_section_indexes before
1790 creating the symtab sections.
1791 (Layout::set_section_indexes): Don't do anything if the section
1792 already has a section index.
1793 (Layout::create_symtab_sections): Add shnum parameter. Change
1794 caller. Create .symtab_shndx section if needed.
1795 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1797 (Layout::allocated_output_section_count): New function.
1798 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1800 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1801 fields. Update declarations.
1802 (Layout::symtab_xindex): New function.
1803 (Layout::dynsym_xindex): New function.
1804 (class Write_symbols_task): Add layout_ field.
1805 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1807 * output.cc (Output_section_headers::Output_section_headers): Add
1808 shstrtab_section parameter. Change all callers.
1809 (Output_section_headers::do_sized_write): Store overflow values
1810 for section count and section string table section index in
1811 section header zero.
1812 (Output_file_header::do_sized_write): Check for overflow of
1813 section count and section string table section index.
1814 (Output_symtab_xindex::do_write): New function.
1815 (Output_symtab_xindex::endian_do_write): New function.
1816 * output.h (class Output_section_headers): Add shstrtab_section_.
1817 Update declarations.
1818 (class Output_symtab_xindex): Define.
1819 (Output_section::has_out_shndx): New function.
1820 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1822 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1824 (Sized_symbol::init): Likewise.
1825 (Symbol::output_section): Check for ordinary symbol.
1826 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1827 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1829 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1830 Change all callers. Simplify handling of symbols from sections
1831 not included in the link.
1832 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1834 (Weak_alias_sorter::operator()): Assert that symbols are
1836 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1838 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1839 parameters. Change all callers.
1840 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1841 symbol distinction. Use SHN_XINDEX when needed.
1842 (Symbol_table::write_section_symbol): Add symtab_xindex
1843 parameter. Change all callers.
1844 (Symbol_table::sized_write_section_symbol): Likewise. Use
1845 SHN_XINDEX when needed.
1846 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1848 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1849 (Symbol::is_defined): Check is_ordinary.
1850 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1851 (Symbol::is_absolute, Symbol::is_common): Likewise.
1852 (class Sized_symbol): Update declarations.
1853 (class Symbol_table): Update declarations.
1854 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1855 parameters. Change all callers.
1856 (Sized_symbol::override): Likewise.
1857 (Symbol_table::override): Likewise.
1858 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1859 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1860 is_ordinary, and orig_st_shndx parameters. Change all callers.
1861 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1862 to be in an ordinary section.
1863 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1864 object and is_ordinary parameters. Change all callers.
1865 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1866 Change all callers. Don't add undefined or non-ordinary symbols
1868 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1870 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1872 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1873 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1874 (Sized_relobj::relocate_sections): Likewise.
1875 * target-reloc.h (scan_relocs): Adjust section symbol index.
1876 (scan_relocatable_relocs): Likewise.
1877 * i386.cc (Scan::local): Check for ordinary symbols.
1878 * sparc.cc (Scan::local): Likewise.
1879 * x86_64.cc (Scan::local): Likewise.
1880 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1881 to symbol_section_and_value.
1882 * testsuite/many_sections_test.cc: New file.
1883 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1884 (check_PROGRAMS): Add many_sections_test.
1885 (many_sections_test_SOURCES): Define.
1886 (many_sections_test_DEPENDENCIES): Define.
1887 (many_sections_test_LDFLAGS): Define.
1888 (BUILT_SOURCES): Add many_sections_define.h.
1889 (many_sections_define.h): New target.
1890 (BUILT_SOURCES): Add many_sections_check.h.
1891 (many_sections_check.h): New target.
1892 (check_PROGRAMS): Add many_sections_r_test.
1893 (many_sections_r_test_SOURCES): Define.
1894 (many_sections_r_test_DEPENDENCIES): Define.
1895 (many_sections_r_test_LDFLAGS): Define.
1896 (many_sections_r_test_LDADD): Define.
1897 (many_sections_r_test.o): New target.
1898 * testsuite/Makefile.in: Rebuild.
1900 2008-04-17 Cary Coutant <ccoutant@google.com>
1902 * errors.cc (Errors::info): New function.
1903 (gold_info): New function.
1904 * errors.h (Errors::info): New function.
1905 * gold.h (gold_info): New function.
1906 * object.cc (Input_objects::add_object): Print trace output.
1907 * options.cc (options::parse_set): New function.
1908 (General_options::parse_wrap): Deleted.
1909 (General_options::General_options): Deleted initializer.
1910 * options.h (options::String_set): New typedef.
1911 (options::parse_set): New function.
1912 (DEFINE_set): New macro.
1913 (General_options::wrap): Changed to use DEFINE_set. Changed
1914 callers of any_wrap_symbols and is_wrap_symbol.
1915 (General_options::trace, General_options::trace_symbol):
1917 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1918 (General_options::wrap_symbols_): Deleted.
1919 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1921 2008-04-17 David S. Miller <davem@davemloft.net>
1923 * options.cc (General_options::parse_V): New function.
1924 * options.h: Add entries for -V and -Qy.
1926 2008-04-17 Ian Lance Taylor <iant@google.com>
1928 * common.cc (Symbol_table::allocate_commons): Remove options
1929 parameter. Change caller.
1930 (Symbol_table::do_allocate_commons): Remove options parameter.
1931 Change caller. Just call do_allocate_commons_list twice.
1932 (Symbol_table::do_allocate_commons_list): New function, broken out
1933 of do_allocate_commons.
1934 * common.h (class Allocate_commons_task): Remove options_ field.
1936 * symtab.cc (Symbol_table::Symbol_table): Initialize
1938 (Symbol_table::add_from_object): Put TLS common symbols on
1940 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1941 which are IN_OUTPUT_DATA.
1942 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1943 allocate_commons and do_allocate_commons declarations. Declare
1944 do_allocate_commons_list.
1945 * gold.cc (queue_middle_tasks): Update creation of
1946 Allocate_commons_task to not pass options.
1947 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1948 (TLS_TEST_C_FLAGS): New variable.
1949 (tls_test_c_pic.o): New target.
1950 (tls_test_shared.so): Link in tls_test_c_pic.o.
1951 (tls_test_c_pic_ie.o): New target.
1952 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1953 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1954 (tls_test_c.o): New target.
1955 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1956 (tls_pic_test_LDADD): Likewise.
1957 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1958 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1959 (tls_test_c_gnu2.o): New target.
1960 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1962 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1963 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1964 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1965 * testsuite/tls_test.cc: Include "config.h".
1966 (t_last): Call t11_last.
1967 * testsuite/tls_test.h (t11, t11_last): Declare.
1968 * testsuite/tls_test_c.c: New file.
1969 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1970 * configure.ac: Check for OpenMP support.
1971 * configure, config.in, Makefile.in: Rebuild.
1972 * testsuite/Makefile.in: Rebuild.
1974 2008-04-16 Cary Coutant <ccoutant@google.com>
1976 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1977 (Target_i386::tls_base_symbol_defined_): New field.
1978 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1979 (Target_i386::Scan::global): Likewise.
1980 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1981 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1982 (Target_x86_64::tls_base_symbol_defined_): New field.
1983 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1984 (Target_x86_64::Scan::global): Likewise.
1986 2008-04-16 Cary Coutant <ccoutant@google.com>
1988 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1989 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1990 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1991 building shared libraries.
1992 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1993 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1994 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1995 * testsuite/Makefile.in: Rebuild.
1996 * testsuite/weak_undef.h: New file.
1997 * testsuite/weak_undef_file1.cc: Add extra test cases.
1998 * testsuite/weak_undef_file2.cc: Likewise.
1999 * testsuite/weak_undef_test.cc: Likewise.
2001 2008-04-16 David S. Miller <davem@davemloft.net>
2003 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2004 Add issued_non_pic_error_ field. Declare check_non_pic.
2005 (Target_sparc::Scan::check_non_pic): New function.
2006 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2007 (Target_sparc::Scan::global): Likewise.
2009 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2010 * configure: Rebuild.
2012 * options.h (DEFINE_enable): New macro.
2013 (new_dtags): New enable option.
2014 (initfirst, interpose, loadfltr, nodefaultlib,
2015 nodelete, nodlopen, nodump): New -z options.
2016 * layout.cc (Layout:finish_dynamic_section): If new
2017 dtags enabled, emit DT_RUNPATH. Also, emit a
2018 DT_FLAGS_1 containing any specified -z flags.
2020 2008-04-16 Ian Lance Taylor <iant@google.com>
2022 * copy-relocs.cc: New file.
2023 * copy-relocs.h: New file.
2024 * reloc.cc: Remove Copy_relocs code.
2025 * reloc.h: Likewise.
2026 * reloc-types.h (struct Reloc_types) [both versions]: Add
2027 get_reloc_addend_noerror.
2028 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2029 variants of add_global which take an addend which must be zero.
2030 * i386.cc: Include "copy-relocs.h".
2031 (class Target_i386): Change type of copy_relocs_ to variable,
2033 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2035 (Target_i386::do_finalize_sections): Change handling of
2037 * sparc.cc: Include "copy-relocs.h".
2038 (class Target_sparc): Change type of copy_relocs_ to variable,
2040 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2042 (Target_sparc::do_finalize_sections): Change handling of
2044 * x86_64.cc: Include "copy-relocs.h".
2045 (class Target_x86_64): Change type of copy_relocs_ to variable,
2047 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2048 class. Change all callers.
2049 (Target_x86_64::do_finalize_sections): Change handling of
2051 * Makefile.am (CCFILES): Add copy-relocs.cc.
2052 (HFILES): Add copy-relocs.h.
2054 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2056 * testsuite/script_test_4.sh: Permit leading zeroes.
2058 2008-04-15 Ian Lance Taylor <iant@google.com>
2060 * script-sections.cc (Script_sections::create_segments): Use
2061 header_size_adjustment even when there is enough room for the
2063 * testsuite/script_test_4.sh: New file.
2064 * testsuite/script_test_4.t: New file.
2065 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2066 (check_DATA): Add script_test_4.stdout.
2067 (MOSTLYCLEANFILES): Likewise.
2068 (script_test_4): New target.
2069 (script_test_4.stdout): New target.
2070 * testsuite/Makefile.in: Rebuild.
2072 * sparc.cc: Add definitions for Output_data_plt_sparc class
2075 2008-04-14 David S. Miller <davem@davemloft.net>
2077 * sparc.cc: New file.
2078 * Makefile.am (TARGETSOURCES): Add sparc.cc
2079 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2080 * configure.tgt: Document targ_extra_size and
2081 targ_extra_big_endian. Add entries for sparc-* and
2083 * configure.ac: Handle targ_extra_size and
2084 targ_extra_big_endian.
2085 * Makefile.in: Rebuild.
2086 * configure: Likewise.
2087 * po/POTFILES.in: Likewise.
2088 * po/gold.pot: Likewise.
2090 2008-04-14 Ian Lance Taylor <iant@google.com>
2092 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2093 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2094 in the name/type/flags to section mapping. Don't call
2095 allocate_output_section.
2096 (Layout::choose_output_section): Change parameter from adjust_name
2097 to is_input_section. Don't permit input sections after sections
2098 are attached to segments. Don't call allocate_output_section.
2099 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2100 not write_enable_output_section.
2101 (Layout::make_output_section): Don't push to
2102 unattached_section_list_ nor call attach_to_segment. Call
2103 attach_section_to_segment if sections are attached.
2104 (Layout::attach_sections_to_segments): New function.
2105 (Layout::attach_section_to_segment): New function.
2106 (Layout::attach_allocated_section_to_segment): Rename from
2107 attach_to_segment. Remove flags parameter.
2108 (Layout::allocate_output_section): Remove function.
2109 (Layout::write_enable_output_section): Remove function.
2110 * layout.h (class Layout): Update for above changes. Add new
2111 field sections_are_attached_.
2112 * output.h (Output_section::update_flags_for_input_section): New
2114 * output.cc (Output_section::add_input_section): Call
2115 update_flags_for_input_section.
2116 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2118 2008-04-11 Cary Coutant <ccoutant@google.com>
2120 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2121 thought unnecessary.
2122 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2124 2008-04-11 Ian Lance Taylor <iant@google.com>
2126 * output.h (class Output_section_data): Remove inline definition
2128 * output.cc (Output_section_data::set_addralign): New function.
2130 2008-04-11 Cary Coutant <ccoutant@google.com>
2132 Add support for TLS descriptors for i386 and x86_64.
2133 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2134 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2135 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2137 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2138 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2139 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2141 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2142 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2143 Fix problem with initial-exec relocations.
2144 (Target_i386::Relocate::relocate_tls): Likewise.
2145 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2147 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2148 support for section-plus-offset dynamic table entries.
2149 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2150 (Output_data_dynamic::Dynamic_entry): Add support for
2151 section-plus-offset dynamic table entries.
2152 (Output_data_dynamic::Classification): Likewise.
2153 (Output_data_dynamic::classification_): Renamed offset_.
2154 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2155 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2156 (Target_x86_64::make_plt_section): New function.
2157 (Target_x86_64::reserve_tlsdesc_entries): New function.
2158 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2159 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2160 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2161 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2162 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2163 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2164 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2165 add extra PLT entry for TLS descriptors.
2166 (Output_data_plt_x86_64::got_): New field.
2167 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2168 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2170 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2172 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2173 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2174 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2175 R_386_TLS_DESC_CALL relocations.
2176 (Target_x86_64::Scan::global): Likewise.
2177 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2178 for TLS descriptors.
2179 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2180 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2181 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2182 GD-to-IE relaxation.
2183 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2184 and TLS_DESCRIPTORS.
2185 * Makefile.in: Rebuild.
2186 * configure: Rebuild.
2187 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2188 (tls_test_shared2.so): New target.
2189 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2190 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2191 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2192 (tls_shared_gd_to_ie_test_LDADD): New variable.
2193 (tls_shared_gnu2_gd_to_ie_test): New target.
2194 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2196 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2197 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2198 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2199 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2200 (tls_shared_gnu2_test): New target.
2201 (tls_test_gnu2_shared.so): New target.
2202 (tls_shared_gnu2_test_SOURCES): New variable.
2203 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2204 (tls_shared_gnu2_test_LDFLAGS): New variable.
2205 (tls_shared_gnu2_test_LDADD): New variable.
2206 * testsuite/Makefile.in: Rebuild.
2207 * testsuite/Makefile.
2209 2008-04-11 Ian Lance Taylor <iant@google.com>
2211 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2213 * testsuite/Makefile.in: Rebuild.
2215 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2217 * testsuite/script_test_2.cc (main): Adjust test.
2219 2008-04-11 David S. Miller <davem@davemloft.net>
2220 Ian Lance Taylor <iant@google.com>
2222 * options.h (General_options): Add entries for '-Y' and
2224 * options.cc (General_options:finalize): If -Y was used, add those
2225 entries to the library path instead of the default "/lib" and
2228 2008-04-11 David S. Miller <davem@davemloft.net>
2230 * testsuite/justsyms.t: Start at 0x100.
2231 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2232 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2234 * testsuite/script_test_2.cc: Adjust string and section length
2237 2008-04-09 Ian Lance Taylor <iant@google.com>
2240 * script-sections.cc (Sections_element::allocate_to_segment): Add
2242 (Output_section_definition::allocate_to_segment): Likewise.
2243 (Orphan_output_section::allocate_to_segment): Likewise.
2244 (Script_sections::attach_sections_using_phdrs_clause): Don't
2245 propagate non-PT_LOAD segments to orphan sections.
2246 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2247 readelf rather than objdump.
2248 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2249 .interp section and PT_INTERP segment are the same size.
2250 * testsuite/Makefile.in: Rebuild.
2252 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2253 aliases for symbols defined in the same object.
2254 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2255 (weak_alias_test_SOURCES): New variable.
2256 (weak_alias_test_DEPENDENCIES): New variable.
2257 (weak_alias_test_LDFLAGS): New variable.
2258 (weak_alias_test_LDADD): New variable.
2259 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2260 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2261 (weak_alias_test_3.o): New target.
2262 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2263 * testsuite/weak_alias_test_main.cc: New file.
2264 * testsuite/weak_alias_test_1.cc: New file.
2265 * testsuite/weak_alias_test_2.cc: New file.
2266 * testsuite/weak_alias_test_3.cc: New file.
2268 2008-04-08 Ian Lance Taylor <iant@google.com>
2270 * options.h (class General_options): Add --noinhibit-exec option.
2271 * main.cc (main): Check --noinhibit-exec.
2273 * options.h (class General_options): Define --wrap as a special
2274 option. Add wrap_symbols_ field.
2275 (General_options::any_wrap_symbols): New function.
2276 (General_options::is_wrap_symbol): New function.
2277 * options.cc (General_options::parse_wrap): New function.
2278 (General_options::General_options): Initialize wrap_symbols_.
2279 * symtab.cc (Symbol_table::wrap_symbol): New function.
2280 (Symbol_table::add_from_object): Handle --wrap.
2281 * symtab.h (class Symbol_table): Declare wrap_symbol.
2282 * target.h (Target::wrap_char): New function.
2283 (Target::Target_info): Add wrap_char field.
2284 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2285 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2286 * testsuite/testfile.cc (Target_test::test_target_info):
2289 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2292 * layout.h (class Layout): Add added_eh_frame_data_ field.
2293 * layout.cc (Layout::Layout): Initialize new field.
2294 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2295 output section until we find a section we merged successfully.
2296 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2297 that the size be non-zero.
2299 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2302 2008-04-08 Craig Silverstein <csilvers@google.com>
2304 * configure.ac: Export new conditional variable HAVE_ZLIB.
2305 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2307 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2308 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2310 2008-04-07 Ian Lance Taylor <iant@google.com>
2312 * version.cc (version_string): Set to "1.5".
2314 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2315 Add issued_non_pic_error_ field. Declare check_non_pic.
2316 (Target_x86_64::Scan::check_non_pic): New function.
2317 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2318 (Target_x86_64::Scan::global): Likewise.
2320 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2321 addend parameter. Change caller. Handle merge sections.
2322 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2323 Address to Addend. Don't add in the result of
2324 local_section_offset, pass down the addend and use the returned
2326 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2327 Update declarations of local_section_offset and symbol_value.
2328 * testsuite/two_file_test_1.cc (t18): New function.
2329 * testsuite/two_file_test_2.cc (f18): New function.
2330 * testsuite/two_file_test_main.cc (main): Call t18.
2331 * testsuite/two_file_test.h (t18, f18): Declare.
2333 * configure.ac: Don't test for objdump, c++filt, or readelf.
2334 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2336 (TEST_READELF): New variable.
2337 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2338 (check_PROGRAMS): Add two_file_strip_test.
2339 (two_file_strip_test): New target.
2340 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2341 (two_file_same_shared_strip_test_SOURCES): New variable.
2342 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2343 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2344 (two_file_same_shared_strip_test_LDADD): New variable.
2345 (two_file_shared_strip.so): New target.
2346 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2347 (ver_test_5.syms, ver_test_7.syms): Likewise.
2348 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2349 (strip_test_3.stdout): Use TEST_OBJDUMP.
2350 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2352 2008-04-04 Cary Coutant <ccoutant@google.com>
2354 * symtab.h (Symbol::is_weak_undefined): New function.
2355 (Symbol::is_strong_undefined): New function.
2356 (Symbol::is_absolute): New function.
2357 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2358 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2360 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2361 (weak_undef_test): New target.
2362 * testsuite/Makefile.in: Rebuild.
2363 * testsuite/weak_undef_file1.cc: New file.
2364 * testsuite/weak_undef_file2.cc: New file.
2365 * testsuite/weak_undef_test.cc: New file.
2367 2008-04-03 Craig Silverstein <csilvers@google.com>
2369 * compressed_output.h (class Output_compressed_section): Use
2371 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2373 (zlib_compressed_suffix): Removed.
2374 (Output_compressed_section::set_final_data_size): Use unsigned
2376 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2377 Fix linker invocation.
2378 (flagstest_o_specialfile_and_compress_debug_sections):
2380 * testsuite/Makefile.in: Regenerated.
2382 2008-04-02 David S. Miller <davem@davemloft.net>
2384 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2385 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2387 2008-04-02 Craig Silverstein <csilvers@google.com>
2391 2008-04-02 Ian Lance Taylor <iant@google.com>
2393 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2394 parameters. Update for new key type to views_. Change all
2396 (File_read::read): Adjust for byteshift in returned view.
2397 (File_read::add_view): New function, broken out of
2399 (File_read::make_view): New function, broken out of
2401 (File_read::find_or_make_view): Add offset and aligned
2402 parameters. Rewrite accordingly. Change all callers.
2403 (File_read::get_view): Add offset and aligned parameters. Adjust
2404 for byteshift in return value.
2405 (File_read::get_lasting_view): Likewise.
2406 * fileread.h (class File_read): Update declarations.
2407 (class File_read::View): Add byteshift_ field. Add byteshift to
2408 constructor. Add byteshift method.
2409 * archive.h (Archive::clear_uncached_views): New function.
2410 (Archive::get_view): Add aligned parameter. Change all callers.
2411 * object.h (Object::get_view): Add aligned parameter. Change all
2413 (Object::get_lasting_view): Likewise.
2415 * fileread.cc (File_read::release): Don't call clear_views if
2416 there are multiple objects.
2417 * fileread.h (File_read::clear_uncached_views): New function.
2418 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2421 2008-03-31 Cary Coutant <ccoutant@google.com>
2423 Add thin archive support.
2424 * archive.cc (Archive::armagt): New const.
2425 (Archive::setup): Remove task parameter and calls to unlock.
2426 (Archive::unlock_nested_archives): New function.
2427 (Archive::read_header): Add nested_off parameter. Change
2429 (Archive::interpret_header): Likewise.
2430 (Archive::include_all_members): Change to handle thin
2432 (Archive::include_member): Likewise.
2433 * archive.h (Archive::Archive): Add new parameters and
2435 (Archive::armagt): New const.
2436 (Archive::setup): Remove task parameter.
2437 (Archive::unlock_nested_archives): New function.
2438 (Archive::read_header): Add nested_off parameter.
2439 (Archive::interpret_header): Likewise.
2440 (Archive::Nested_archive_table): New typedef.
2441 (Archive::is_thin_archive_): New field.
2442 (Archive::nested_archives_): New field.
2443 (Archive::options_): New field.
2444 (Archive::dirpath_): New field.
2445 (Archive::task_): New field.
2446 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2447 for thin archives. Pass additional parameters to
2448 Archive::Archive. Unlock the archive file after calling
2451 2008-03-29 Ian Lance Taylor <iant@google.com>
2453 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2454 version symbol to be local.
2455 * testsuite/ver_test_4.sh: New file.
2456 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2457 (check_DATA): Add ver_test_4.syms.
2458 (ver_test_4.syms): New target.
2459 * testsuite/Makefile.in: Rebuild.
2462 (Output_section::Input_section_sort_entry::has_priority): New
2464 (Output_section::Input_section_sort_entry::match_file_name): New
2466 (Output_section::Input_section_sort_entry::match_section_name):
2468 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2470 (Output_section::Input_section_sort_entry::match_section_file):
2472 (Output_section::Input_section_sort_compare::operator()): Rewrite
2473 using new Input_section_sort_entry functions. Sort crtbegin and
2474 crtend first. Sort sections with no priority before sections with
2476 * testsuite/initpri1.c (d3): Check j != 4.
2477 (cd5): New constructor/destructor function.
2478 (main): Check j != 2.
2480 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2481 new symbol when resolving, don't call set_is_default.
2482 * testsuite/ver_test_7.cc: New file.
2483 * testsuite/ver_test_7.sh: New file.
2484 * testsuite/Makefile.am (ver_test_7.so): New target.
2485 (ver_test_7.o): New target.
2486 (check_SCRIPTS): Add ver_test_7.sh.
2487 (check_DATA): Add ver_test_7.syms.
2488 (ver_test_7.syms): New target.
2490 2008-03-28 Ian Lance Taylor <iant@google.com>
2492 * layout.cc (Layout::layout): If we see an input section with a
2493 name that needs sorting, set the must_sort flag for the output
2495 (Layout::make_output_section): If the name of the output section
2496 indicates that it might require sorting, set the may_sort flag.
2497 * output.h (Output_section::may_sort_attached_input_sections): New
2499 (Output_section::set_may_sort_attached_input_sections): New
2501 (Output_section::must_sort_attached_input_sections): New
2503 (Output_section::set_must_sort_attached_input_sections): New
2505 (class Output_section): Declare Input_section_sort_entry. Define
2506 Input_section_sort_compare. Declare
2507 sort_attached_input_sections. Add new fields:
2508 may_sort_attached_input_sections_,
2509 must_sort_attached_input_sections_,
2510 attached_input_sections_are_sorted_.
2511 * output.cc (Output_section::Output_section): Initialize new
2513 (Output_section::add_input_section): Add an entry to
2514 input_sections_ if may_sort or must_sort are true.
2515 (Output_section::set_final_data_size): Call
2516 sort_attached_input_sections if necessary.
2517 (Output_section::Input_section_sort_entry): Define new class.
2518 (Output_section::Input_section_sort_compare::operator()): New
2520 (Output_section::sort_attached_input_sections): New function.
2521 * configure.ac: Check whether the compiler supports constructor
2522 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2523 * testsuite/initpri1.c: New file.
2524 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2525 CONSTRUCTOR_PRIORITY.
2526 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2527 (initpri1_LDFLAGS): New variable.
2528 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2530 2008-03-27 Ian Lance Taylor <iant@google.com>
2532 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2533 * testsuite/common_test_1.c: New file.
2534 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2535 (common_test_1_SOURCES): New variable.
2536 (common_test_1_DEPENDENCIES): New variable.
2537 (common_test_1_LDFLAGS): New variable.
2539 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2540 and commons_ correctly when NAME/VERSION does not override
2542 * testsuite/ver_test_6.c: New file.
2543 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2544 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2545 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2547 2008-03-26 Ian Lance Taylor <iant@google.com>
2549 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2550 of an undefined symbol from a version script.
2551 * testsuite/Makefile.am (ver_test_5.so): New target.
2552 (ver_test_5.o): New target.
2553 (check_SCRIPTS): Add ver_test_5.sh.
2554 (check_DATA): Add ver_test_5.syms.
2555 (ver_test_5.syms): New target.
2556 * testsuite/ver_test_5.cc: New file.
2557 * testsuite/ver_test_5.script: New file.
2558 * testsuite/ver_test_5.sh: New file.
2559 * Makefile.in, testsuite/Makefile.in: Rebuild.
2562 Fix problems building gold with gcc 4.3.0.
2563 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2564 (gold_error_at_location, gold_warning_at_location): Use it.
2565 * configure.ac: Check whether we can compile and use a template
2566 function with a printf attribute.
2567 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2568 when jumping over bytes.
2569 * object.cc: Instantiate Object::read_section_data.
2570 * debug.h: Include <cstring>
2571 * dwarf_reader.cc: Include <algorithm>
2572 * main.cc: Include <cstring>.
2573 * options.cc: Include <cstring>.
2574 * output.cc: Include <cstring>.
2575 * script.cc: Include <cstring>.
2576 * script.h: Include <string>.
2577 * symtab.cc: Include <cstring> and <algorithm>.
2578 * target-select.cc: Include <cstring>.
2579 * version.cc: Include <string>.
2580 * testsuite/testmain.cc: Include <cstdlib>.
2581 * configure, config.in: Rebuild.
2583 2008-03-25 Ian Lance Taylor <iant@google.com>
2585 * options.cc: Include "../bfd/bfdver.h".
2586 (options::help): Print bug reporting address.
2588 * version.cc (print_version): Adjust output for current value of
2593 * options.cc (options::help): Print list of supported targets.
2594 * target-select.h: Include <vector>.
2595 (class Target_selector): Make machine_, size_, and is_big_endian_
2596 fields const. Add bfd_name_ and instantiated_target_ fields.
2597 (Target_selector::Target_selector): Add bfd_name parameter.
2598 (Target_selector::recognize): Make non-virtual, call
2600 (Target_selector::recognize_by_name): Make non-virtual, call
2601 do_recognize_by_name.
2602 (Target_selector::supported_names): New function.
2603 (Target_selector::bfd_name): New function.
2604 (Target_selector::do_instantiate_target): New pure virtual
2606 (Target_selector::do_recognize): New virtual function.
2607 (Target_selector::do_recognize_by_name): New virtual function.
2608 (Target_selector::instantiate_target): New private function.
2609 (supported_target_names): Declare.
2610 * target-select.cc (Target_selector::Target_selector): Update for
2611 new parameter and fields.
2612 (select_target_by_name): Check that the name matches before
2613 calling recognize_by_name.
2614 (supported_target_names): New function.
2615 * i386.cc (class Target_selector_i386): Update Target_selector
2616 constructor call. Remove recognize and recognize_by_name. Add
2617 do_instantiate_target.
2618 * x86_64.cc (class Target_selector_x86_64): Likewise.
2619 * testsuite/testfile.cc (class Target_selector_test): Update for
2620 changes to Target_selector.
2622 * README: Rewrite, with some notes on unsupported features.
2624 2008-03-24 Cary Coutant <ccoutant@google.com>
2626 * i386.cc (Target_i386::Got_type): New enum declaration.
2627 (Target_i386::Scan::local): Updated callers of Output_data_got
2629 (Target_i386::Scan::global): Likewise.
2630 (Target_i386::Relocate::relocate): Likewise.
2631 (Target_i386::Relocate::relocate_tls): Likewise.
2632 * object.h (Got_offset_list): New class.
2633 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2634 (Sized_relobj::local_got_offset): Likewise.
2635 (Sized_relobj::set_local_got_offset): Likewise.
2636 (Sized_relobj::local_has_tls_got_offset): Removed.
2637 (Sized_relobj::local_tls_got_offset): Removed.
2638 (Sized_relobj::set_local_tls_got_offset): Removed.
2639 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2640 * output.cc (Output_data_got::add_global): Added got_type parameter.
2641 (Output_data_got::add_global_with_rel): Likewise.
2642 (Output_data_got::add_global_with_rela): Likewise.
2643 (Output_data_got::add_global_pair_with_rel): New function.
2644 (Output_data_got::add_global_pair_with_rela): New function.
2645 (Output_data_got::add_local): Added got_type parameter.
2646 (Output_data_got::add_local_with_rel): Likewise.
2647 (Output_data_got::add_local_with_rela): Likewise.
2648 (Output_data_got::add_local_pair_with_rel): New function.
2649 (Output_data_got::add_local_pair_with_rela): New function.
2650 (Output_data_got::add_global_tls): Removed.
2651 (Output_data_got::add_global_tls_with_rel): Removed.
2652 (Output_data_got::add_global_tls_with_rela): Removed.
2653 (Output_data_got::add_local_tls): Removed.
2654 (Output_data_got::add_local_tls_with_rel): Removed.
2655 (Output_data_got::add_local_tls_with_rela): Removed.
2656 * output.h (Output_data_got::add_global): Added got_type parameter.
2657 (Output_data_got::add_global_with_rel): Likewise.
2658 (Output_data_got::add_global_with_rela): Likewise.
2659 (Output_data_got::add_global_pair_with_rel): New function.
2660 (Output_data_got::add_global_pair_with_rela): New function.
2661 (Output_data_got::add_local): Added got_type parameter.
2662 (Output_data_got::add_local_with_rel): Likewise.
2663 (Output_data_got::add_local_with_rela): Likewise.
2664 (Output_data_got::add_local_pair_with_rel): New function.
2665 (Output_data_got::add_local_pair_with_rela): New function.
2666 (Output_data_got::add_global_tls): Removed.
2667 (Output_data_got::add_global_tls_with_rel): Removed.
2668 (Output_data_got::add_global_tls_with_rela): Removed.
2669 (Output_data_got::add_local_tls): Removed.
2670 (Output_data_got::add_local_tls_with_rel): Removed.
2671 (Output_data_got::add_local_tls_with_rela): Removed.
2672 * resolve.cc (Symbol::override_base_with_special): Removed
2673 reference to has_got_offset_ field.
2674 * symtab.cc (Symbol::init_fields): Replaced initialization
2675 of got_offset_ with got_offsets_. Removed initialization
2677 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2678 (Symbol::got_offset): Likewise.
2679 (Symbol::set_got_offset): Likewise.
2680 (Symbol::has_tls_got_offset): Removed.
2681 (Symbol::tls_got_offset): Removed.
2682 (Symbol::set_tls_got_offset): Removed.
2683 (Symbol::got_offset_): Removed.
2684 (Symbol::tls_mod_got_offset_): Removed.
2685 (Symbol::tls_pair_got_offset_): Removed.
2686 (Symbol::got_offsets_): New field.
2687 (Symbol::has_got_offset): Removed.
2688 (Symbol::has_tls_mod_got_offset): Removed.
2689 (Symbol::has_tls_pair_got_offset): Removed.
2690 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2691 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2693 (Target_x86_64::Scan::global): Likewise.
2694 (Target_x86_64::Relocate::relocate): Likewise.
2695 (Target_x86_64::Relocate::relocate_tls): Likewise.
2697 2008-03-25 Ben Elliston <bje@au.ibm.com>
2699 * yyscript.y: Fix spelling error in comment.
2701 2008-03-24 Ian Lance Taylor <iant@google.com>
2703 * options.h (class General_options): Define build_id option.
2704 * layout.h (class Layout): Declare write_build_id, create_note,
2705 create_build_id. Add build_id_note_ member.
2706 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2707 "libiberty.h", "md5.h", "sha1.h".
2708 (Layout::Layout): Initialize eh_frame_data_,
2709 eh_frame_hdr_section_, and build_id_note_.
2710 (Layout::finalize): Call create_build_id.
2711 (Layout::create_note): New function, broken out of
2712 Layout::create_gold_note.
2713 (Layout::create_gold_note): Call create_note.
2714 (Layout::create_build_id): New function.
2715 (Layout::write_build_id): New function.
2716 (Close_task_runner::run): Call write_build_id.
2718 * x86_64.cc: Correct license to GPLv3.
2720 2008-03-23 Ian Lance Taylor <iant@google.com>
2722 * options.cc: Include "demangle.h".
2723 (parse_optional_string): New function.
2724 (parse_long_option): Handle takes_optional_argument.
2725 (parse_short_option): Update dash_z initializer. Handle
2726 takes_optional_argument.
2727 (General_options::General_options): Initialize do_demangle_.
2728 (General_options::finalize): Set do_demangle_. Handle demangling
2730 * options.h (parse_optional_string): Declare.
2731 (struct One_option): Add optional_arg field. Update constructor.
2732 Update call constructor calls. Add takes_optional_argument
2734 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2735 (DEFINE_optional_string): Define.
2736 (General_options::demangle): Change from DEFINE_bool to
2737 DEFINE_optional_string.
2738 (General_options::no_demangle): New function.
2739 (General_options::do_demangle): New function.
2740 (General_options::set_do_demangle): New function.
2741 (General_options::execstack_status_): Move definition to end of
2743 (General_options::static_): Likewise.
2744 (General_options::do_demangle_): New field.
2745 * object.cc (big_endian>::get_symbol_location_info): Call
2746 Options::do_demangle, not Options::demangle.
2747 * symtab.cc (demangle): Likewise.
2749 2008-03-22 Ian Lance Taylor <iant@google.com>
2751 * gold.h: Include <cstddef> and <sys/types.h>
2752 * options.h: Include <cstring>.
2754 2008-03-21 Ian Lance Taylor <iant@google.com>
2756 * Added source code to GNU binutils.