1 2009-03-01 Ian Lance Taylor <iant@google.com>
3 * configure.ac: Check for byteswap.h.
7 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9 * layout.cc (Layout::find_or_add_kept_section): New function.
10 (Layout::add_comdat): Removed.
11 * layout.h (struct Kept_section): Move out of class Layout.
12 Remove trailing underscores from field names. Add group_sections
13 field. Rename group_ field to is_group. Change all uses.
14 (class Layout): Declare find_or_add_kept_section, not add_comdat.
15 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
17 (Sized_relobj::include_section_group): Use
18 find_or_add_kept_section and Kept_section::group_sections.
19 (Sized_relobj::include_linkonce_section): Likewise.
20 * object.cc (class Sized_relobj): Don't define Comdat_group or
21 Comdat_group_table. Remove find_comdat_group and
22 add_comdat_group. Remove comdat_groups_ field.
23 * plugin.cc (include_comdat_group): Use
24 Layout::find_or_add_kept_section.
26 2009-02-28 Ian Lance Taylor <iant@google.com>
28 * README: --gc-sections and map files are now supported. Document
29 some build requirements.
32 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
33 relocatable link set the value of the section symbol to zero.
34 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
35 relocatable link don't include the section address in the local
38 2009-02-27 Ian Lance Taylor <iant@google.com>
41 * options.h (class Search_directory): Add is_system_directory.
42 (class General_options): Declare is_in_system_directory.
43 * options.cc (get_relative_sysroot): Make static.
44 (get_default_sysroot): Make static.
45 (General_optoins::is_in_system_directory): New function.
46 * fileread.cc (Input_file::is_in_system_directory): New function.
47 * fileread.h (class Input_file): Declare is_in_system_directory.
48 * object.h (class Object): Add is_in_system_directory.
49 (class Input_objects): Remove system_library_directory_ field.
50 * object.cc (Input_objects::add_object): Don't set
51 system_library_directory_.
52 (input_objects::found_in_system_library_directory): Remove.
53 * symtab.cc (Symbol_table::write_globals): Remove input_objects
54 parameter. Change all callers.
55 (Symbol_table::sized_write_globals): Likewise.
56 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
57 Call Object::is_in_system_directory.
58 * symtab.h (class Symbol_table): Update declarations.
61 * descriptors.h (Open_descriptor): Add is_on_stack field.
62 * descriptors.cc (Descriptors::open): If the descriptor is on the
63 top of the stack, remove it. Initialize is_on_stack field.
64 (Descriptors::release): Only add pod to stack if it is not on the
66 (Descriptors::close_some_descriptor): Clear stack_next and
70 * output.cc (Output_section::find_starting_output_address): Rename
71 from starting_output_address; add PADDR parameter; change return
73 * output.h (class Output_section): Declare
74 find_starting_output_address instead of starting_output_address.
75 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
76 section symbol for which we can't find a merge section.
79 * symtab.cc (Symbol_table::add_from_object): If the visibility is
80 hidden or internal, force the symbol to be local.
81 * resolve.cc (Symbol::override_visibility): Define.
82 (Symbol::override_base): Use override_visibility.
83 (Symbol_table::resolve): Likewise.
84 (Symbol::override_base_with_special): Likewise.
85 (Symbol_table::override_with_special): If the visibility is hidden
86 or internal, force the symbol to be local.
87 * symtab.h (class Symbol): Add set_visibility and
89 * testsuite/ver_test_1.sh: New file.
90 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
91 (check_DATA): Add ver_test_1.syms.
92 (ver_test_1.syms): New target.
93 * testsuite/Makefile.in: Rebuild.
95 2009-02-25 Cary Coutant <ccoutant@google.com>
97 * layout.cc (Layout::choose_output_section): Don't rename sections
98 when using a linker script that has a SECTIONS clause.
99 * Makefile.in: Regenerate.
101 * testsuite/Makefile.am (script_test_5.sh): New test case.
102 * testsuite/Makefile.in: Regenerate.
103 * testsuite/script_test_5.cc: New file.
104 * testsuite/script_test_5.sh: New file.
105 * testsuite/script_test_5.t: New file.
107 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
109 * archive.cc (Archive::include_member): Update calls to add_symbols.
110 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
112 * dynobj.h (do_add_symbols): Add the Layout argument.
113 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
115 * object.h (Object::add_symbols): Add the Layout argument.
116 (Object::do_add_symbols): Add the Layout argument.
117 (Sized_relobj::do_add_symbols): Add the Layout argument.
118 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
119 Unify the two versions.
120 (Add_plugin_symbols): Remove.
121 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
122 (Sized_pluginobj::do_add_symbols): Unify the two versions.
123 (Add_plugin_symbols): Remove.
124 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
125 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
126 (Add_symbols::run): Make it work with Pulginobj.
128 2009-02-06 Ian Lance Taylor <iant@google.com>
130 * object.cc (Sized_relobj::do_layout): Make info message start
131 with lower case letter.
133 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
135 * binary.cc: Fix file comment.
137 * options.h (enum Incremental_disposition): Define.
138 (class General_options): Add new options: --incremental,
139 --incremental_changed, --incremental_unchanged,
140 --incremental_unknown. Add incremental_disposition_ and
141 implicit_incremental_ fields.
142 (General_options::incremental_disposition): New function.
143 (class Position_dependent_options): Add incremental_disposition
145 (Position_dependent_options::copy_from_options): Set incremental
147 * options.cc (General_options::parse_incremental_changed): New
149 (General_options::parse_incremental_unchanged): New function.
150 (General_options::parse_incremental_unknown): New function.
151 (General_options::General_options): Initialize new fields
152 incremental_disposition_ and implicit_incremental_.
153 (General_options::finalize): Check for uasge of --incremental-*
154 without --incremental.
156 2009-02-06 Chris Demetriou <cgd@google.com>
158 * gold.h (gold_undefined_symbol): Change to take only a Symbol
159 pointer and to report location as the file name associated with
161 (gold_undefined_symbol_at_location): New function to replace the
162 old gold_undefined_symbol functionality.
163 * target-reloc.h (relocate_section): Update to use
164 gold_undefined_symbol_at_location.
165 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
166 Call gold_undefined_symbol function rather than gold_error.
167 * errors.h (Errors::undefined_symbol): Take location as a
168 string, rather than calculating it from a relocation.
169 * errors.cc (Errors::fatal): Print "fatal error:" before the
171 (Errors::error, Errors::error_at_location): Print "error: "
172 before the formatted message.
173 (Errors::undefined_symbol): Take location as a string, rather
174 than calculating it from a relocation.
175 (gold_undefined_symbol_at_location): New function akin to
176 old gold_undefined_symbol, calculates location from relocation.
177 (gold_undefined_symbol): Change to take only a Symbol pointer
178 and to report location as the file name associated with the symbol.
179 * testsuite/debug_msg.sh: Update for changed error messages.
180 * testsuite/undef_symbol.sh: Likewise.
182 2009-02-04 Duncan Sands <baldrick@free.fr>
185 * reduced_debug_output.h
186 (Output_reduced_debug_abbrev_section::failed): Use format for
188 (Output_reduced_debug_info_section::faild): Likewise.
190 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
192 * script.cc (Lazy_demangler): New class.
193 (Version_script_info::get_symbol_version_helper): Demangle a
196 2009-01-29 Cary Coutant <ccoutant@google.com>
198 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
200 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
202 2009-01-28 Ian Lance Taylor <iant@google.com>
204 * version.cc (version_string): Bump to 1.9.
206 * gold.h: Include <cstring> and <stdint.h>.
207 * version.cc: Include <cstdio>.
208 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
210 * reduced_debug_output.cc (insert_into_vector): Rename from
211 Insert_into_vector; change all callers. Use Swap_unaligned to
212 avoid aliasing issue; remove union since it is unnecessary.
214 2009-01-27 Sriraman Tallam <tmsriram@google.com>
216 * Makefile.am (CCFILES): Add gc.cc.
218 * Makefile.in: Regenerate.
219 * gold.cc (Gc_runner): New class.
220 (queue_initial_tasks): Call garbage collection related tasks
221 when corresponding options are invoked.
222 (queue_middle_gc_tasks): New function.
223 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
224 processed early before laying out sections during garbage collection.
225 * gold.h (queue_middle_gc_tasks): New function.
226 (is_prefix_of): Move from "layout.cc".
227 * i386.cc (Target_i386::gc_process_relocs): New function.
228 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
229 * main.cc (main): Create object of class "Garbage_collection".
230 * object.cc (Relobj::copy_symbols_data): New function.
231 (Relobj::is_section_name_included): New function.
232 (Sized_relobj::do_layout): Allow this function to be called twice
233 during garbage collection and defer layout of section during the
235 * object.h (Relobj::get_symbols_data): New function.
236 (Relobj::is_section_name_included): New function.
237 (Relobj::copy_symbols_data): New function.
238 (Relobj::set_symbols_data): New function.
239 (Relobj::get_relocs_data): New function.
240 (Relobj::set_relocs_data): New function.
241 (Relobj::is_output_section_offset_invalid): New pure virtual function.
242 (Relobj::gc_process_relocs): New function.
243 (Relobj::do_gc_process_relocs): New pure virtual function.
244 (Relobj::sd_): New data member.
245 (Sized_relobj::is_output_section_offset_invalid): New function.
246 (Sized_relobj::do_gc_process_relocs): New function.
247 * options.h (General_options::gc_sections): Modify to not be a no-op.
248 (General_options::print_gc_sections): New option.
249 * plugin.cc (Plugin_finish::run): Remove function call to
250 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
251 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
252 * reloc.cc (Read_relocs::run): Add task to process relocs and
253 determine unreferenced sections when doing garbage collection.
254 (Gc_process_relocs): New class.
255 (Sized_relobj::do_gc_process_relocs): New function.
256 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
257 sections that are garbage collected.
258 * reloc.h (Gc_process_relocs): New class.
259 * sparc.cc (Target_sparc::gc_process_relocs): New function.
260 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
261 symbols whose corresponding sections are garbage collected.
262 (Symbol_table::Symbol_table): Add new parameter for the garbage
264 (Symbol_table::gc_mark_undef_symbols): New function.
265 (Symbol_table::gc_mark_symbol_for_shlib): New function.
266 (Symbol_table::gc_mark_dyn_syms): New function.
267 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
269 (Symbol_table::add_from_object): Likewise.
270 (Symbol_table::add_from_relobj): When building shared objects, do not
271 treat externally visible symbols as garbage.
272 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
273 table information for static and relocatable links.
274 * symtab.h (Symbol_table::set_gc): New function.
275 (Symbol_table::gc): New function.
276 (Symbol_table::gc_mark_undef_symbols): New function.
277 (Symbol_table::gc_mark_symbol_for_shlib): New function.
278 (Symbol_table::gc_mark_dyn_syms): New function.
279 (Symbol_table::gc_): New data member.
280 * target.h (Sized_target::gc_process_relocs): New pure virtual
282 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
283 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
285 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
287 * options.h (General_options::gc_sections): Define as a no-op for now.
288 (General_options::no_keep_memory): Ditto.
289 (General_options::Bshareable): Define.
290 * options.cc (General_options::finalize): Honor -Bshareable.
292 2009-01-20 Andreas Schwab <schwab@suse.de>
294 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
295 read the value in the contents, since we don't use it. Use the
296 template endianness when writing.
297 (Relocate::relocate): Use it for R_PPC_REL16_HA.
299 2009-01-19 Andreas Schwab <schwab@suse.de>
301 * configure.tgt (powerpc64-*): Fix targ_obj.
303 2009-01-15 Ian Lance Taylor <iant@google.com>
305 * object.cc (Sized_relobj::write_local_symbols): Don't write out
306 local symbols when stripping all symbols.
308 2009-01-14 Cary Coutant <ccoutant@google.com>
310 * output.cc (Output_reloc): Add explicit instantiations.
312 2009-01-14 Cary Coutant <ccoutant@google.com>
314 * archive.cc (Archive::get_elf_object_for_member): Remove call
315 to File_read::claim_for_plugin.
316 * descriptors.cc (Descriptors::open): Remove reference to
318 (Descriptors::claim_for_plugin): Remove.
319 * descriptors.h (Descriptors::claim_for_plugin): Remove.
320 (Descriptors::is_claimed): Remove.
321 (claim_descriptor_for_plugin): Remove.
322 * fileread.cc (File_read::claim_for_plugin): Remove.
323 * fileread.h (File_read::claim_for_plugin): Remove.
324 (File_read::descriptor): Reopen descriptor if necessary.
325 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
326 (Plugin_manager::all_symbols_read): Add task parameter. Change
328 (Plugin_manager::get_input_file): New function.
329 (Plugin_manager::release_input_file): New function.
330 (Pluginobj::Pluginobj): Add filesize parameter and initialize
331 corresponding data member.
332 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
333 and pass to base constructor. Change all callers.
334 (get_input_file, release_input_file): New functions.
335 (make_sized_plugin_object): Add filesize parameter. Change all callers.
336 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
337 (Plugin_manager::all_symbols_read): Add task parameter.
338 (Plugin_manager::get_input_file): New function.
339 (Plugin_manager::release_input_file): New function.
340 (Plugin_manager::task_): New data member.
341 (Pluginobj::Pluginobj): Add filesize parameter.
342 (Pluginobj::filename): New function.
343 (Pluginobj::descriptor): New function.
344 (Pluginobj::filesize): New function.
345 (Pluginobj::filesize_): New data member.
346 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
347 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
348 File_read::claim_for_plugin; use Object::unlock to unlock the file.
350 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
351 with archive libraries.
352 * testsuite/Makefile.in: Regenerate.
353 * testsuite/plugin_test.c (struct sym_info): New type.
354 (get_input_file, release_input_file): New static variables.
355 (onload): Capture new transfer vector entries.
356 (claim_file_hook): Stop reading at end of file according to filesize.
357 Factor out parsing of readelf output into separate function.
358 (all_symbols_read_hook): Exercise get_input_file and release_input_file
359 APIs and get the source file name from the symbol table. Convert
360 source file name to corresponding object file name. Print info
361 message when adding new input files.
362 (parse_readelf_line): New function.
363 * testsuite/plugin_test_1.sh: Add checks for new info messages.
364 * testsuite/plugin_test_2.sh: Likewise.
365 * testsuite/plugin_test_3.sh: Likewise.
366 * testsuite/plugin_test_4.sh: New test case.
368 2009-01-07 Ian Lance Taylor <iant@google.com>
370 * version.cc (version_string): Bump to 1.8.
372 2008-12-23 Cary Coutant <ccoutant@google.com>
374 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
375 * plugin.cc (Plugin_manager::finish): Rename as
376 layout_deferred_objects. Move cleanup to separate function.
377 (Plugin_manager::cleanup): New function.
378 (Plugin_finish::run): Call layout_deferred_objects and cleanup
380 * plugin.h (Plugin_manager::finish): Rename as
381 layout_deferred_objects.
382 (Plugin_manager::cleanup): New function.
383 (Plugin_manager::cleanup_done): New field.
385 2008-12-23 Cary Coutant <ccoutant@google.com>
387 * plugin.cc (is_visible_from_outside): New function.
388 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
389 so we don't return "IR only" status for exported symbols or -r links.
391 * testsuite/Makefile.am (plugin_test_3): New test case.
392 * testsuite/Makefile.in: Regenerate.
393 * testsuite/plugin_test_3.sh: New file.
395 2008-12-22 Cary Coutant <ccoutant@google.com>
397 * object.cc (Sized_relobj::layout_section): New function.
398 (Sized_relobj::do_layout): Defer layout of input sections until after
399 plugin has provided replacement files.
400 (Sized_relobj::do_layout_deferred_sections): New function.
401 * object.h (Relobj::set_section_offset): Remove virtual keyword.
402 (Relobj::layout_deferred_sections): New function.
403 (Relobj::do_layout_deferred_sections): New function.
404 (Sized_relobj::do_layout_deferred_sections): New function.
405 (Sized_relobj::layout_section): New function.
406 (Sized_relobj::Deferred_layout): New structure.
407 (Sized_relobj::deferred_layout_): New field.
408 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
409 Change all callers. Layout deferred sections.
410 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
412 (Plugin_hook::run): Move code from do_plugin_hook inline.
413 (Plugin_hook::do_plugin_hook): Remove.
414 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
415 (Plugin_manager::finish): Renamed, was cleanup.
416 (Plugin_manager::should_defer_layout): New function.
417 (Plugin_manager::add_deferred_layout_object): New function.
418 (Plugin_manager::Deferred_layout_list): New type.
419 (Plugin_manager::deferred_layout_objects_): New field.
420 (Plugin_hook::do_plugin_hook): Remove.
422 2008-12-17 Ian Lance Taylor <iant@google.com>
424 * options.h (class General_options): Add --no case for
427 2008-12-16 Cary Coutant <ccoutant@google.com>
429 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
431 (Plugin_manager::claim_file): Create plugin object even if
432 plugin did not call the add_symbols callback.
433 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
434 asking for more symbols than were added.
435 * testsuite/Makefile.am (plugin_test_1): Add test case with
437 (empty.syms): New target.
438 * testsuite/Makefile.in: Regenerate.
439 * testsuite/plugin_test.c (claim_file_hook): Add new debug
440 message. Don't call add_symbols if no globals.
441 (all_symbols_read_hook): Don't provide replacement for empty
444 2008-12-12 Ian Lance Taylor <iant@google.com>
446 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
447 r_type == 0 for a local symbol with r_sym == 0.
448 (scan_relocatable_relocs): Pass r_sym to
449 local_non_section_strategy.
450 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
453 * configure.ac: Update test for TLS descriptors: they are
454 supported as of glibc 2.9.
455 * configure: Rebuild.
457 2008-12-11 Ian Lance Taylor <iant@google.com>
460 * target-reloc.h (Default_scan_relocatable_relocs): For each
461 function, map r_type == 0 to RELOC_DISCARD.
463 2008-12-10 Cary Coutant <ccoutant@google.com>
465 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
466 object to override a kept COMDAT group from a plugin object.
468 2008-12-09 Ian Lance Taylor <iant@google.com>
471 * yyscript.y (file_cmd): Handle INPUT.
473 * testsuite/initpri1.c: Change all declarations to be full
474 prototypes by adding void, to avoid compiler warnings.
476 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
478 * options.cc (General_options::parse_plugin_opt): New.
479 (General_options::add_plugin): The argument now is just the filename.
480 (General_options::add_plugin_option): New.
481 * options.h (plugin_opt): New.
482 (add_plugin): Change argument name.
483 (add_plugin_option): New.
484 * plugin.cc (Plugin::load): Don't parse the plugin option.
485 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
486 (Plugin::add_option): New.
487 (Plugin::args_): Change type.
488 (Plugin::filename_): New.
489 (Plugin_manager::add_plugin_option): New.
490 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
491 * testsuite/Makefile.in: Regenerate.
493 2008-12-05 Cary Coutant <ccoutant@google.com>
495 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
496 Handle --strip-lto-sections option.
497 * options.h (strip_lto_sections): New option.
499 2008-12-01 Cary Coutant <ccoutant@google.com>
501 * plugin.cc (ld_plugin_message): Change format parameter to const.
502 Fix mismatch between new[] and delete.
504 2008-11-14 Cary Coutant <ccoutant@google.com>
506 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
509 2008-11-05 Craig Silverstein <csilvers@google.com>
511 * options.cc (General_options::parse_dynamic_list): New function.
512 * options.h (General_options): New flags dynamic_list,
513 dynamic_list_data, dynamic_list_cpp_new, and
514 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
515 (General_options::in_dynamic_list): New function.
516 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
517 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
518 (Lex::can_continue_name): Likewise.
520 (read_script_file): New parameter script_options.
521 (read_dynamic_list): New function.
522 (Script_options::define_dynamic_list): New function.
523 (dynamic_list_keyword_parsecodes): New variable.
524 (dynamic_list_keywords): New variable.
525 * script.h (Script_options::define_dynamic_list): New function
527 (read_dynamic_list): New function prototype.
528 * symtab.cc (strprefix): New macro.
529 (Symbol::should_add_dynsym_entry): Support dynamic_list,
530 dynamic_list_data, dynamic_list_cpp_new, and
531 dynamic_list_cpp_typeinfo.
532 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
533 (dynamic_list_expr): New rule.
534 (dynamic_list_nodes): Likewise.
535 (dynamic_list_node): Likewise.
536 * testsuite/Makefile.am (dynamic_list): New test.
537 * testsuite/Makefile.in: Regenerated.
538 * testsuite/dynamic_list.t: New file.
539 * testsuite/dynamic_list.sh: New file.
541 2008-11-05 Craig Silverstein <csilvers@google.com>
543 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
544 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
545 (t11_last): Likewise.
546 * testsuite/ver_test_6.c (main): Likewise.
548 2008-10-07 Cary Coutant <ccoutant@google.com>
550 * options.c (General_options::finalize): Add check for -static and
552 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
555 2008-10-02 Cary Coutant <ccoutant@google.com>
557 * plugin.cc (make_sized_plugin_object): Fix conditional
558 compilation to work when not all targets are enabled.
560 2008-09-29 Cary Coutant <ccoutant@google.com>
562 * archive.cc (Archive::get_file_and_offset): Use filename instead
563 of name to get library path.
564 (Archive::include_member): Unlock external member of a thin archive.
566 * testsuite/Makefile.am (TEST_AR): New variable.
567 (thin_archive_test_1): New test.
568 (thin_archive_test_2): New test.
569 * testsuite/Makefile.in: Regenerate.
570 * testsuite/thin_archive_main.cc: New file.
571 * testsuite/thin_archive_test_1.cc: New file.
572 * testsuite/thin_archive_test_2.cc: New file.
573 * testsuite/thin_archive_test_3.cc: New file.
574 * testsuite/thin_archive_test_4.cc: New file.
576 2008-09-29 Cary Coutant <ccoutant@google.com>
578 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
579 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
581 (Sized_relobj::do_finalize_local_symbols): Likewise.
582 (Sized_relobj::map_to_kept_section): Likewise.
583 * object.h (Sized_relobj::invalid_address): New constant.
584 (Sized_relobj::do_output_section_offset): Check for invalid_address
586 * output.cc (Output_reloc::local_section_offset): Use constant
587 invalid_address instead of -1U.
588 (Output_reloc::get_address): Likewise.
589 (Output_section::output_address): Change -1U to -1ULL.
590 * output.h (Output_reloc::invalid_address): New constant.
591 * reloc.cc (Sized_relobj::write_sections): Use constant
592 invalid_address instead of -1U.
593 (Sized_relobj::relocate_sections): Likewise.
594 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
595 values for merge sections.
596 * target-reloc.h (relocate_for_relocatable): Use constant
597 invalid_address instead of -1U.
599 2008-09-19 Cary Coutant <ccoutant@google.com>
601 Add plugin functionality for link-time optimization (LTO).
602 * configure.ac (plugins): Add --enable-plugins option.
603 * configure: Regenerate.
604 * config.in: Regenerate.
605 * Makefile.am (LIBDL): New variable.
606 (CCFILES): Add plugin.cc.
607 (HFILES): Add plugin.h.
608 (ldadd_var): Add LIBDL.
609 * Makefile.in: Regenerate.
611 * archive.cc: Include "plugin.h".
612 (Archive::setup): Don't preread archive symbols when using a plugin.
613 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
614 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
616 (Archive::include_member): Add symbols from plugin objects.
617 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
618 * descriptors.cc (Descriptors::open): Check for file descriptors
619 abandoned by plugins.
620 (Descriptors::claim_for_plugin): New function.
621 * descriptors.h (Descriptors::claim_for_plugin): New function.
622 (Open_descriptor::is_claimed): New field.
623 (claim_descriptor_for_plugin): New function.
624 * fileread.cc (File_read::claim_for_plugin): New function.
625 * fileread.h (File_read::claim_for_plugin): New function.
626 (File_read::descriptor): New function.
627 * gold.cc: Include "plugin.h".
628 (queue_initial_tasks): Add task to call plugin hooks for generating
630 * main.cc: Include "plugin.h".
631 (main): Load plugin libraries.
632 * object.h (Pluginobj): Declare.
633 (Object::pluginobj): New function.
634 (Object::do_pluginobj): New function.
635 (Object::set_target): New function.
636 * options.cc: Include "plugin.h".
637 (General_options::parse_plugin): New function.
638 (General_options::General_options): Initialize plugins_ field.
639 (General_options::add_plugin): New function.
640 * options.h (Plugin_manager): Declare.
641 (General_options): Add --plugin option.
642 (General_options::has_plugins): New function.
643 (General_options::plugins): New function.
644 (General_options::add_plugin): New function.
645 (General_options::plugins_): New field.
646 * plugin.cc: New file.
647 * plugin.h: New file.
648 * readsyms.cc: Include "plugin.h".
649 (Read_symbols::do_read_symbols): Check for archive before checking
650 for ELF file. Call plugin hooks to claim files.
651 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
652 from a real object file; force override when processing replacement
654 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
655 (Symbol::init_base_object): Likewise.
656 (Symbol::init_base_output_data): Likewise.
657 (Symbol::init_base_output_segment): Likewise.
658 (Symbol::init_base_constant): Likewise.
659 (Symbol::init_base_undefined): Likewise.
660 (Symbol::output_section): Assert that object is not a plugin.
661 (Symbol_table::add_from_pluginobj): New function.
662 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
664 (Symbol_table::sized_write_globals): Likewise.
665 (Symbol_table::add_from_pluginobj): Instantiate template.
666 * symtab.h (Sized_pluginobj): Declare.
667 (Symbol::in_real_elf): New function.
668 (Symbol::set_in_real_elf): New function.
669 (Symbol::in_real_elf_): New field.
670 (Symbol_table::add_from_pluginobj): New function.
672 * testsuite/Makefile.am (AM_CFLAGS): New variable.
673 (LIBDL): New variable.
675 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
676 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
677 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
678 (MOSTLYCLEANFILES): Likewise.
679 * testsuite/Makefile.in: Regenerate.
680 * testsuite/plugin_test.c: New file.
681 * testsuite/plugin_test_1.sh: New file.
682 * testsuite/plugin_test_2.sh: New file.
684 2008-09-16 Ian Lance Taylor <iant@google.com>
686 * target-reloc.h (relocate_section): Check whether a symbol is
687 defined by the ABI before reporting an undefined symbol error.
688 * target.h (Target::is_defined_by_abi): Make parameter const.
689 (Target::do_is_defined_by_abi): Likewise.
690 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
691 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
692 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
693 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
694 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
695 * testsuite/Makefile.in: Rebuild.
697 * fileread.cc (make_view): Add casts to avoid warning.
699 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
701 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
702 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
704 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
706 * options.h (General_options::output_is_executable): New.
707 (General_options::output_is_pie): New.
708 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
709 for shared libraries.
710 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
712 2008-09-11 Chris Demetriou <cgd@google.com>
714 * options.h (origin): New -z option.
715 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
716 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
719 2008-09-05 Cary Coutant <ccoutant@google.com>
721 * fileread.cc (File_read::make_view): Add check for attempt to map
724 2008-09-05 Cary Coutant <ccoutant@google.com>
726 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
727 explicit instantiations.
729 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
732 * options.cc (General_options::finalize): Allow undefined symbols
733 in shlibs if linking -shared.
736 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
737 symbols as not needing a dynsym entry.
739 2008-08-20 Craig Silverstein <csilvers@google.com>
741 * fileread.cc (File_read::open): Do not lock the file unless it
742 was successfully opened.
744 2008-08-14 Cary Coutant <ccoutant@google.com>
746 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
747 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
748 * testsuite/tls_test.cc (struct int128): 128-bit struct
749 for testing TLS relocs with non-zero addend.
750 (v12): New TLS variable.
752 (t_last): Add check for v12.
753 * testsuite/tls_test.h (t12): New function.
754 * testsuite/tls_test_main.cc (thread_routine): Call new test.
756 2008-08-13 Ian Lance Taylor <iant@google.com>
758 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
759 set tls_segment_ or relro_segment_.
760 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
762 * output.h (Output_section::clear_is_relro): New function.
763 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
764 sections specially even when output_data_ is empty.
765 (Output_segment::maximum_alignment): When first section is relro,
766 only force alignment for PT_LOAD segments.
767 * script.cc (script_data_segment_align): New function.
768 (script_data_segment_relro_end): New function.
769 * script-c.h (script_data_segment_align): Declare.
770 (script_data_segment_relro_end): Declare.
771 * script-sections.h (class Script_sections): Declare
772 data_segment_align and data_segment_relro_end. Add fields
773 segment_align_index_ and saw_relro_end_.
774 * script-sections.cc (class Sections_element): Add set_is_relro
775 virtual function. Add new bool* parameter to place_orphan_here.
776 Add get_output_section virtual function.
777 (class Output_section_definition): Add set_is_relro. Add new
778 bool* parameter to place_orphan_here. Add get_output_section.
780 (Output_section_definition::Output_section_definition): Initialize
781 evaluated_address_, evaluated_load_address, evaluated_addralign_,
782 and is_relro_ fields.
783 (Output_section_definition::place_orphan_here): Add is_relro
785 (Output_section_definition::set_section_addresses): Set relro for
787 (Output_section_definition::alternate_constraint): Likewise.
788 (class Orphan_output_section): Add new bool* parameter to
789 place_orphan_here. Add get_output_section.
790 (Orphan_output_section::place_orphan_here): Add is_relro
792 (Script_sections::Script_sections): Initialize
793 data_segment_align_index_ and saw_relro_end_.
794 (Script_sections::data_segment_align): New function.
795 (Script_sections::data_segment_relro_end): New function.
796 (Script_sections::place_orphan): Set or clear is_relro.
797 (Script_sections::set_section_addresses): Force alignment of first
799 * yyscript.y (exp): Call script_data_segment_align and
800 script_data_segment_relro_end.
801 * testsuite/relro_script_test.t: New file.
802 * testsuite/relro_test.cc (using_script): Declare.
803 (t1, t2): Test using_script.
804 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
805 (relro_script_test_SOURCES): Define.
806 (relro_script_test_DEPENDENCIES): Define.
807 (relro_script_test_LDFLAGS): Define.
808 (relro_script_test_LDADD): Define.
809 (relro_script_test.so): New target.
810 * testsuite/Makefile.in: Rebuild.
812 2008-08-06 Cary Coutant <ccoutant@google.com>
814 * archive.cc (Archive::total_archives, Archive::total_members)
815 (Archive::total_members_loaded): New variables.
816 (Archive::setup): Add parameter. Add option to preread
818 (Archive::read_armap): Add counter.
819 (Archive::get_file_and_offset): New function.
820 (Archive::get_elf_object_for_member): New function.
821 (Archive::read_all_symbols): New function.
822 (Archive::read_symbols): New function.
823 (Archive::add_symbols): Add counters.
824 (Archive::include_all_members): Use armap to find members if it's
826 (Archive::include_member): Skip reading symbols if already read.
827 Factored code into Archive::get_file_and_offset and
828 Archive::get_elf_object_for_member. Changed call to
829 Mapfile::report_include_archive_member.
830 (Archive::print_stats): New function.
831 * archive.h: Declare Object and Read_symbols_data classes.
832 (Archive::Archive): Add initializers for new members.
833 (Archive::setup): Add parameter.
834 (Archive::print_stats): New function.
835 (Archive::total_archives, Archive::total_members)
836 (Archive::total_members_loaded): New variables.
837 (Archive::get_file_and_offset): New function.
838 (Archive::get_elf_object_for_member): New function.
839 (Archive::read_all_symbols): New function.
840 (Archive::read_symbols): New function.
841 (Archive::Archive_member): New class.
842 (Archive::members_): New member.
843 (Archive::num_members_): New member.
844 * main.cc: Include archive.h.
845 (main): Call Archive::print_stats.
846 * mapfile.cc (Mapfile::report_include_archive_member): Delete
847 archive parameter; member_name is now the fully-decorated name.
848 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
849 * options.h: (General_options): Add --preread-archive-symbols option.
850 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
853 2008-08-04 Ian Lance Taylor <iant@google.com>
855 * symtab.h (Symbol::use_plt_offset): New function.
856 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
857 * powerpc.cc (Relocate::relocate): Likewise.
858 * sparc.cc (Relocate::relocate): Likewise.
859 * x86_64.cc (Relocate::relocate): Likewise.
860 * testsuite/weak_plt.sh: New test.
861 * testsuite/weak_plt_main.cc: New test.
862 * testsuite/weak_plt_shared.cc: New test.
863 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
864 (check_PROGRAMS): Add weak_plt.
865 (check_DATA): Add weak_plt_shared.so.
866 (weak_plt_main_pic.o, weak_plt): New targets.
867 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
868 * testsuite/Makefile.in: Rebuild.
870 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
872 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
873 * testsuite/Makefile.in: Rebuild.
875 2008-08-04 Alan Modra <amodra@bigpond.net.au>
877 * Makefile.am (POTFILES.in): Set LC_ALL=C.
878 * Makefile.in: Regenerate.
879 * po/POTFILES.in: Regenerate.
881 2008-07-29 Ian Lance Taylor <iant@google.com>
883 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
884 symbols before other symbols.
885 * testsuite/script_test_2.cc (test_addr): Declare.
886 (test_addr_alias): Declare.
887 (main): Check that test_addr and test_addr_alias have the right
889 * testsuite/script_test_2.t: Define test_addr_alias and
892 2008-07-24 Ian Lance Taylor <iant@google.com>
895 * descriptors.cc: New file.
896 * descriptors.h: New file.
897 * gold-threads.h (class Hold_optional_lock): New class.
898 * fileread.cc: Include "descriptors.h".
899 (File_read::~File_read): Release descriptor rather than closing
901 (File_read::open) [file]: Call open_descriptor rather than open.
902 Set is_descriptor_opened_.
903 (File_read::open) [memory]: Assert that descriptor is not open.
904 (File_read::reopen_descriptor): New function.
905 (File_read::release): Release descriptor.
906 (File_read::do_read): Make non-const. Reopen descriptor.
907 (File_read::read): Make non-const.
908 (File_read::make_view): Reopen descriptor.
909 (File_read::do_readv): Likewise.
910 * fileread.h (class File_read): Add is_descriptor_opened_ field.
912 * layout.cc: Include "descriptors.h".
913 (Layout::create_build_id): Use open_descriptor rather than open.
914 * output.cc: Include "descriptors.h".
915 (Output_file::open): Use open_descriptor rather than open.
916 * archive.cc (Archive::const_iterator): Change Archive to be
918 (Archive::begin, Archive::end): Make non-const.
919 (Archive::count_members): Likewise.
920 * archive.h (class Archive): Update declarations.
921 * object.h (Object::read): Make non-const.
922 * Makefile.am (CCFILES): Add descriptors.cc.
923 (HFILES): Add descriptors.h.
924 * Makefile.in: Rebuild.
927 * gold.h: Always include <clocale>. Add Solaris workarounds
928 following code in binutils/sysdep.h.
931 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
932 this->eh_frame_hdr_ is NULL before using it.
934 * dynobj.cc (Versions::Versions): Update comment.
936 * dynobj.cc (Versions::Versions): If there is an soname, use it as
937 the base version name.
939 * stringpool.cc (Stringpool_template::add_with_length): Set key to
941 (Stringpool_template::set_string_offsets): Subtract one from key
942 before using it as an array index.
943 (Stringpool_template::get_offset_with_length): Likewise.
944 (Stringpool_template::write_to_buffer): Likewise.
945 * stringpool.h (Stringpool_template::get_offset_from_key):
948 2008-07-23 Ian Lance Taylor <iant@google.com>
951 * object.h (Merged_symbol_value::value): Do our best to handle a
955 * script.cc (Version_script_info::get_versions): Don't add empty
956 version tag to return value.
957 (Version_script_info::get_symbol_version_helper): Change return
958 type to bool. Add pversion parameter. Change all callers.
959 (script_register_vers_node): Don't require a non-NULL tag.
960 * script.h (class Version_script_info): Update declarations.
961 (Version_script_info::get_symbol_version): Change return type to
962 bool. Add version parameter. Change all callers.
963 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
964 handling. Handle an empty version from a version script.
965 (Symbol_table::define_special_symbol): Likewise.
966 * testsuite/ver_test_10.script: New file.
967 * testsuite/ver_test_10.sh: New file.
968 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
969 (check_DATA): Add ver_test_10.syms.
970 (ver_test_10.syms, ver_test_10.so): New target.
971 * testsuite/Makefile.in: Rebuild.
973 2008-07-23 Simon Baldwin <simonb@google.com>
975 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
976 to zero for undefined symbols from dynamic libraries.
978 2008-07-23 Ian Lance Taylor <iant@google.com>
980 * symtab.cc (Symbol_table::resolve): Remove version parameter.
982 * symtab.h (class Symbol_table): Update declaration.
983 * testsuite/ver_test_9.cc: New file.
984 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
985 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
986 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
987 (ver_test_9.so, ver_test_9.o): New targets.
988 * testsuite/Makefile.in: Rebuild.
990 2008-07-22 Ian Lance Taylor <iant@google.com>
992 * options.h (class General_options): Define --check-sections.
993 * layout.cc (Layout::set_segment_offsets): Handle
996 * options.h (class General_options): Define -n/--nmagic and
998 * options.cc (General_options::finalize): For -n/--nmagic or
999 -N/--omagic, set -static.
1000 * layout.cc (Layout::attach_allocated_section_to_segment): If
1001 -N/--omagic, don't put read-only and read-write sections in
1003 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1004 finding a read-only segment.
1005 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1006 don't set the minimum segment alignment to the common page size,
1007 and don't set the file offset to the address modulo the page size.
1008 * script-sections.cc (Script_sections::create_segments): If
1009 -n/--omagic, don't put read-only and read-write sections in
1012 * cref.cc: New file.
1014 * options.h (class General_options): Add --print-symbol-counts.
1015 * main.cc (main): Issue defined symbol report if requested.
1016 * archive.cc (Archive::interpret_header): Make into a const member
1018 (Archive::add_symbols): Call Input_objects::archive_start and
1020 (Archive::const_iterator): Define new class.
1021 (Archive::begin, Archive::end): New functions.
1022 (Archive::include_all_members): Rewrite to use iterator.
1023 (Archive::count_members): New function.
1024 * archive.h (class Archive): Update declarations.
1025 (Archive::filename): New function.
1026 * object.cc: Include "cref.h".
1027 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1028 (Sized_relobj::do_get_global_symbol_counts): New function.
1029 (Input_objects::add_object): Add object to cross-referencer.
1030 (Input_objects::archive_start): New function.
1031 (Input_objects::archive_stop): New function.
1032 (Input_objects::print_symbol_counts): New function.
1033 * object.h: Declare Cref and Archive.
1034 (Object::get_global_symbol_counts): New function.
1035 (Object::do_get_global_symbol_counts): New pure virtual function.
1036 (class Sized_relobj): Add defined_count_ field. Update
1038 (class Input_objects): Add cref_ field. Update constructor.
1039 Update declarations.
1040 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1042 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1044 (Sized_dynobj::do_get_global_symbol_counts): New function.
1045 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1046 defined_count_. Update declarations. Define Symbols typedef.
1047 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1048 parameter. Change all callers.
1049 (Symbol_table::add_from_dynobj): Add sympointers and defined
1050 parameters. Change all callers.
1051 * symtab.h (class Symbol_table): Update declarations.
1052 * Makefile.am (CCFILES): Add cref.cc.
1053 (HFILES): Add cref.h.
1054 * Makefile.in: Rebuild.
1056 2008-07-22 Simon Baldwin <simonb@google.com>
1058 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1059 to zero when writing undefined symbols.
1061 2008-07-22 Ian Lance Taylor <iant@google.com>
1063 * output.cc (Output_section::add_input_section): Don't try to
1064 merge empty merge sections.
1066 2008-07-21 Craig Silverstein <csilvers@google.com>
1068 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1069 Include symbol version in error message.
1071 2008-07-20 Chris Demetriou <cgd@google.com>
1073 * configure.ac (gold_cv_c_random_seed): New configured variable.
1074 (RANDOM_SEED_CFLAGS): New substituted variable.
1075 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1076 * configure: Rebuild.
1077 * Makefile.in: Likewise.
1078 * testsuite/Makefile.in: Likewise.
1080 2008-07-18 Ian Lance Taylor <iant@google.com>
1082 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1083 where we see NAME/NULL and NAME/VERSION as separate symbols.
1084 * testsuite/ver_test_main.cc (main): Call t4.
1085 (t4, t4_2a): Define.
1086 * testsuite/ver_test_2.cc (t4_2): Define.
1087 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1088 * testsuite/ver_test_4.cc (t4_2a): Define.
1089 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1090 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1092 2008-07-17 Ian Lance Taylor <iant@google.com>
1094 * dynobj.cc (Versions::add_def): If we give an error about a
1095 missing version, go ahead and create the version anyhow.
1097 2008-07-10 Ian Lance Taylor <iant@google.com>
1099 Handle output sections with more than 0x7fffffff bytes.
1100 * object.h (class Relobj): Change map_to_output_ to
1101 output_sections_, and just keep a section pointer. Change all
1102 uses. Move comdat group support to Sized_relobj.
1103 (Relobj::is_section_specially_mapped): Remove.
1104 (Relobj::output_section): Remove poff parameter. Change all
1106 (Relobj::output_section_offset): New function.
1107 (Relobj::set_section_offset): Rewrite.
1108 (Relobj::map_to_output): Remove.
1109 (Relobj::output_sections): New function.
1110 (Relobj::do_output_section_offset): New pure virtual function.
1111 (Relobj::do_set_section_offset): Likewise.
1112 (class Sized_relobj): Add section_offsets_ field. Add comdat
1113 group support from Relobj. Update declarations.
1114 (Sized_relobj::get_output_section_offset): New function.
1115 (Sized_relobj::do_output_section_offset): New function.
1116 (Sized_relobj::do_set_section_offset): New function.
1117 * object.cc (Relobj::output_section_address): Remove.
1118 (Sized_relobj::Sized_relobj): Initialize new fields.
1119 (Sized_relobj::include_section_group): Cast find_kept_object to
1121 (Sized_relobj::include_linkonce_section): Likewise.
1122 (Sized_relobj::do_layout): Use separate arrays for output section
1124 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1126 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1127 output_sections and section_offsets.
1128 (Sized_relobj::write_local_symbols): Likewise.
1129 (map_to_kept_section): Compute output address directly.
1130 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1131 output_sections and section_offsets.
1132 (Sized_relobj::write_sections): Likewise.
1133 (Sized_relobj::relocate_sections): Likewise.
1134 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1135 * output.h (class Output_reloc): Update declarations. Change
1136 u2_.relobj to Sized_relobj*.
1137 (class Output_data_reloc): Change add functions to use
1139 * output.cc (Output_reloc::Output_reloc): Change relobj to
1141 (Output_reloc::local_section_offset): Change return type to
1142 Elf_Addr. Use get_output_section_offset.
1143 (Output_reloc::get_address): Likewise.
1144 (Output_section::is_input_address_mapped): Don't call
1145 is_section_specially_mapped.
1146 (Output_section::output_offset): Likewise.
1147 (Output_section::output_address): Likewise.
1148 (Output_section::starting_output_address): Likewise.
1149 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1150 parameter to Sized_relobj*.
1151 (Copy_relocs::need_copy_reloc): Likewise.
1152 (Copy_relocs::save): Likewise.
1153 * copy-relocs.h (class Copy_relocs): Update declarations.
1154 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1155 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1156 * target-reloc.h (relocate_for_relocatable): Change
1157 offset_in_output_section type to Elf_Addr. Change code that uses
1159 * layout.cc (Layout::layout): Always set *off.
1160 * mapfile.cc (Mapfile::print_input_section): Use
1161 output_section_offset.
1162 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1164 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1165 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1166 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1168 2008-07-03 Ian Lance Taylor <iant@google.com>
1170 * layout.cc (Layout::include_section): Do not discard unrecognized
1171 SHT_STRTAB sections.
1173 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1175 * script.cc (Lex::can_continue_name): Make '?' allowable in
1176 version-script names.
1177 * testsuite/version_script.map: Change glob pattern to use '?'
1179 2008-06-30 Manish Singh <yosh@gimp.org>
1182 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1185 2008-06-30 Ian Lance Taylor <iant@google.com>
1189 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1190 versions]: Don't try to read the value in the contents, since we
1191 don't use it. Use the template endianness when writing.
1193 2008-06-25 Cary Coutant <ccoutant@google.com>
1195 * fileread.cc (File_read::make_view): Assert on zero-length view.
1196 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1197 symbol table when there are no symbols to read.
1199 2008-06-23 Craig Silverstein <csilvers@google.com>
1201 * version.cc (version_string): Bump to 1.7
1203 2008-06-18 Craig Silverstein <csilvers@google.com>
1205 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1206 constant 0xFFFF to type Valtype.
1207 (Powerpc_relocate_functions::rel16_ha): Likewise.
1209 2008-06-17 Ian Lance Taylor <iant@google.com>
1211 * output.h (Output_section::Input_section): Initialize p2align_ to
1212 zero for Output_section_data constructors.
1213 (Output_section::Input_section::addralign): If not an input
1214 section, return the alignment of the Output_section_data.
1215 * testsuite/copy_test.cc: New file.
1216 * testsuite/copy_test_1.cc: New file.
1217 * testsuite/copy_test_2.cc: New file.
1218 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1219 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1220 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1221 (copy_test_1_pic.o, copy_test_1.so): New targets.
1222 (copy_test_2_pic.o, copy_test_2.so): New targets.
1223 * testsuite/Makefile.in: Rebuild.
1225 * script-sections.cc (Script_sections::place_orphan): Initialize
1226 local variable exact.
1228 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1230 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1232 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1233 David S. Miller <davem@davemloft.net>
1235 * powerpc.cc: New file.
1236 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1237 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1238 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1239 * Makefile.in: Rebuild.
1241 2008-06-09 Ian Lance Taylor <iant@google.com>
1243 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1245 (throwing, orig_terminate): New static variables.
1246 (terminate_handler): New static function.
1247 (t2): Set terminate handler.
1249 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1252 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1255 2008-05-30 Cary Coutant <ccoutant@google.com>
1257 * archive.cc (Archive::include_all_members) Correct to step
1258 over symbol table and extended name table in thin archives.
1260 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1263 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1266 2008-05-28 Caleb Howe <cshowe@google.com>
1268 * reduced_debug_output.cc: New file.
1269 * reduced_debug_output.h: New file.
1270 * options.h (class General_options): Add --strip-debug-non-line.
1271 * options.cc (General_options::finalize): Add strip_debug_non_line
1272 to the strip heirarchy.
1273 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1275 * layout.cc: Include "reduced_debug_output.h".
1276 (Layout::Layout): Initialize new fields.
1277 (line_only_debug_sections): New static array.
1278 (is_lines_only_debug_sections): New static inline function.
1279 (Layout::include_section): Handle --strip-debug-non-line.
1280 (Layout::make_output_section): If --strip-debug-non-line, build
1281 new output sections for .debug_abbrev and .debug_info.
1282 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1283 gold. Warn about possible overflow.
1284 (read_signed_LEB_128): Likewise.
1285 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1286 (read_signed_LEB_128): Declare.
1287 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1288 (HFILES): Add reduced_debug_output.h.
1289 * Makefile.in: Rebuild.
1291 2008-05-21 Ian Lance Taylor <iant@google.com>
1293 * mapfile.cc: New file.
1294 * mapfile.h: New file.
1295 * options.h (class General_options): Add -M/--print-map and -Map.
1296 * options.cc (General_options::finalize): Make -M equivalent to
1298 * main.cc: Include <cstdio> and "mapfile.h".
1299 (main): Open mapfile if requested.
1300 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1301 constructor. Change caller.
1302 (queue_initial_tasks): Add mapfile parameter. Change caller.
1303 (queue_middle_tasks): Likewise.
1304 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1306 * archive.cc: Include "mapfile.h".
1307 (Archive::add_symbols): Add mapfile parameter. Change all
1308 callers. Pass mapfile, symbol, and reason to include_member.
1309 (Archive::include_all_members): Add mapfile parameter. Change all
1311 (Archive::include_member): Add mapfile, sym, and why parameters.
1312 Change all callers. Report inclusion to map file.
1313 * archive.h: Include "fileread.h".
1314 (class Archive): Update declarations.
1315 (Archive::file): New const method.
1316 (class Add_archive_symbols): Add mapfile_ field. Update
1317 constructor. Change all callers.
1318 * readsyms.h (class Read_symbols): Likewise.
1319 (class Finish_group): Likewise.
1320 (class Read_script): Likewise.
1321 * common.cc: Include "mapfile.h".
1322 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1324 (Symbol_table::do_allocate_commons): Likewise.
1325 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1326 symbol allocation to mapfile.
1327 * common.h (class Allocate_commons_task): Add mapfile_ field.
1328 Update constructor. Change all callers.
1329 * symtab.h (class Symbol_table): Update declarations.
1330 * layout.cc: Include "mapfile.h".
1331 (Layout_task_runner::run): Print information to mapfile.
1332 (Layout::create_gold_note): Change Output_data_fixed_space to
1333 Output_data_zero_fill.
1334 (Layout::create_build_id): Likewise.
1335 (Layout::print_to_mapfile): New function.
1336 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1337 constructor. Change caller.
1338 (class Layout): Declare print_to_mapfile.
1339 * output.cc (Output_section::Input_section::print_to_mapfile): New
1341 (Output_section::add_input_section): If producing a map, always
1342 add to input_sections_ list.
1343 (Output_section::do_print_to_mapfile): New function.
1344 (Output_segment::print_sections_to_mapfile): New function.
1345 (Output_segment::print_section_list_to_mapfile): New function.
1346 * output.h: Include "mapfile.h".
1347 (Output_data::print_to_mapfile): New function.
1348 (Output_data::do_print_to_mapfile): New virtual function.
1349 (Output_segment_headers::do_print_to_mapfile): New function.
1350 (Output_file_header::do_print_to_mapfile): New function.
1351 (Output_data_const::do_print_to_mapfile): New function.
1352 (class Output_data_const_buffer): Add map_name_ field. Update
1353 constructor. Change all callers. Add do_print_to_mapfile
1355 (class Output_data_fixed_space): Likewise.
1356 (class Output_data_space): Likewise.
1357 (class Output_data_zero_fill): New class.
1358 (Output_data_strtab::do_print_to_mapfile): New function.
1359 (Output_data_reloc_base::do_print_to_mapfile): New function.
1360 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1361 (Output_data_group::do_print_to_mapfile): New function.
1362 (Output_data_got::do_print_to_mapfile): New function.
1363 (Output_data_dynamic::do_print_to_mapfile): New function.
1364 (Output_symtab_xindex::do_print_to_mapfile): New function.
1365 (class Output_section): Declare do_print_to_mapflie. Declare
1366 print_to_mapfile in Input_section.
1367 (class Output_segment): Declare new functions.
1368 * object.h (Sized_relobj::symbol_count): New function.
1369 * script-sections.cc
1370 (Output_section_element_dot_assignment::set_section_addresses):
1371 Change Output_data_fixed_space to Output_data_zero_fill.
1372 (Output_data_expression::do_print_to_mapfile): New function.
1373 * script.cc (read_input_script): Add mapfile parameter. Change
1375 * script.h (read_input_script): Update declaration.
1376 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1377 (Eh_frame::do_print_to_mapfile): New function.
1378 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1379 (Output_merge_string::do_print_to_mapfile): New function.
1380 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1382 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1384 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1386 * Makefile.am (CCFILES): Add mapfile.cc.
1387 (HFILES): Add mapfile.h.
1388 * Makefile.in: Rebuild.
1390 2008-05-19 Ian Lance Taylor <iant@google.com>
1392 * options.h (class General_options): Add -z relro.
1393 * layout.cc (Layout::Layout): Initialize relro_segment_.
1394 (Layout::add_output_section_data): Return the output section.
1395 (Layout::make_output_section): Rcognize relro sections and mark
1397 (Layout::attach_allocated_section_to_segment): Put relro sections
1398 in a PT_GNU_RELRO segment.
1399 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1401 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1403 (Layout::linkonce_mapping): Map d.rel.ro.local to
1405 (Layout::output_section_name): Us .data.rel.ro.local for any
1406 section which begins with that.
1407 * layout.h (class Layout): Update add_output_section_data
1408 declaration. Add relro_segment_ field.
1409 * output.cc (Output_section::Output_section): Initialize is_relro_
1410 and is_relro_local_ fields.
1411 (Output_segment::add_output_section): Group relro sections.
1412 (Output_segment::is_first_section_relro): New function.
1413 (Output_segment::maximum_alignment): If there is a relro section,
1414 align the segment to the common page size.
1415 (Output_segment::set_section_addresses): Track whether we are
1416 looking at relro sections. If the last section is a relro
1417 section, align to the common page size.
1418 (Output_segment::set_section_list_addresses): Add in_relro
1419 parameter. Change all callers. Align to the page size when
1420 moving from relro to non-relro section.
1421 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1423 * output.h (class Output_section): Add is_relro_ and
1424 is_relro_local_ fields.
1425 (Output_section::is_relro): New function.
1426 (Output_section::set_is_relro): New function.
1427 (Output_section::is_relro_local): New function.
1428 (Output_section::set_is_relro_local): New function.
1429 (class Output_segment): Update declarations.
1430 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1431 * sparc.cc (Target_sparc::got_section): Likewise.
1432 * x86_64.cc (Target_x86_64::got_section): Likewise.
1433 * testsuite/relro_test_main.cc: New file.
1434 * testsuite/relro_test.cc: New file.
1435 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1436 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1437 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1438 (relro_test.so, relro_test_pic.o): New targets.
1439 * testsuite/Makefile.in: Rebuild.
1441 2008-05-16 Ian Lance Taylor <iant@google.com>
1443 * output.cc (Output_segment::add_output_section): Remove front
1445 * output.h (class Output_segment): Remove
1446 add_initial_output_section and overloaded add_output_section.
1447 Update declaration of remaining add_output_section.
1448 * layout.cc (Layout::create_interp): Call add_output_section
1449 rather than add_initial_output_section.
1450 (Layout::finish_dynamic_section): Likewise.
1452 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1453 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1454 know the dynamic type.
1455 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1456 field. Initialize it in constructor.
1457 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1458 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1459 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1462 * output.cc (Output_reloc::get_address): Change return type to
1464 * output.h (class Output_reloc): Update get_address declaration.
1465 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1466 for section addresses.
1468 2008-05-09 Ian Lance Taylor <iant@google.com>
1471 * gold.cc (gold_nomem): Use return value of write.
1473 2008-05-08 Ian Lance Taylor <iant@google.com>
1475 * symtab.c (Symbol::init_base_output_data): Add version
1476 parameter. Change all callers.
1477 (Symbol::init_base_output_segment): Likewise.
1478 (Symbol::init_base_constant): Likewise.
1479 (Symbol::init_base_undefined): Likewise.
1480 (Sized_symbol::init_output_data): Likewise.
1481 (Sized_symbol::init_output_segment): Likewise.
1482 (Sized_symbol::init_constant): Likewise.
1483 (Sized_symbol::init_undefined): Likewise.
1484 (Symbol_table::do_define_in_output_data): If the new symbol has a
1485 version, mark it as the default.
1486 (Symbol_table::do_define_in_output_segment): Likewise.
1487 (Symbol_table::do_define_as_constant): Likewise.
1488 * symtab.h (class Symbol): Update declarations.
1489 (class Sized_symbol): Likewise.
1490 * resolve.cc (Symbol::override_version): New function.
1491 (Symbol::override_base): Call override_version.
1492 (Symbol::override_base_with_special): Likewise.
1493 * testsuite/ver_script_8.script: New file.
1494 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1495 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1496 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1497 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1499 2008-05-06 Ian Lance Taylor <iant@google.com>
1502 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1504 (class General_options): Remove existing --undefined, and add
1505 --no-undefined instead. Add new --undefined as synonym for -u.
1506 * archive.cc (Archive::add_symbols): Check whether symbol was
1508 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1509 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1510 all uses. Add IS_UNDEFINED. Update declarations to split
1511 different versions of init_base. Declare init_base_undefined.
1512 (Symbol::is_defined): Handle IS_UNDEFINED.
1513 (Symbol::is_undefined): Likewise.
1514 (Symbol::is_weak_undefined): Call is_undefined.
1515 (Symbol::is_absolute): Handle IS_CONSTANT.
1516 (class Sized_symbol): Update declarations to split different
1517 versions of init. Declare init_undefined.
1518 (class Symbol_table): Declare new functions.
1519 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1521 (Symbol::init_base_output_data): Likewise.
1522 (Symbol::init_base_output_segment): Likewise.
1523 (Symbol::init_base_constant): Likewise.
1524 (Symbol::init_base_undefined): New function.
1525 (Sized_symbol::init_object): Rename from init. Change all
1527 (Sized_symbol::init_output_data): Likewise.
1528 (Sized_symbol::init_output_segment): Likewise.
1529 (Sized_symbol::init_constant): Likewise.
1530 (Sized_symbol::init_undefined): New function.
1531 (Symbol_table::add_undefined_symbols_from_command_line): New
1533 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1535 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1536 (Symbol::output_section): Likewise.
1537 (Symbol::set_output_section): Likewise.
1538 (Symbol_table::sized_finalize_symbol): Likewise.
1539 (Symbol_table::sized_write_globals): Likewise.
1540 * resolve.cc (Symbol_table::should_override): Likewise.
1541 (Symbol::override_base_with_special): Likewise.
1543 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1544 symbol, change it to have default visibility.
1545 * testsuite/protected_1.cc: New file.
1546 * testsuite/protected_2.cc: New file.
1547 * testsuite/protected_3.cc: New file.
1548 * testsuite/protected_main_1.cc: New file.
1549 * testsuite/protected_main_2.cc: New file.
1550 * testsuite/protected_main_3.cc: New file.
1551 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1552 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1553 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1554 (protected_1.so): New target.
1555 (protected_1_pic.o, protected_2_pic.o): New targets.
1556 (protected_3_pic.o): New target.
1557 (check_PROGRAMS): Add protected_2.
1558 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1559 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1560 * testsuite/Makefile.in: Rebuild.
1562 * options.h (DEFINE_var): Add set_user_set_##varname__.
1563 (DEFINE_bool_alias): New macro.
1564 (class General_options): Define -Bstatic using DEFINE_bool_alias
1565 rather than DEFINE_special. Add --undefined as an alias for -z
1567 * options.cc (General_options::parse_Bstatic): Remove.
1569 * options.h (class General_options): Add --fatal-warnings.
1570 * main.cc (main): Implement --fatal-warnings.
1571 * errors.h (Errors::warning_count): New function.
1573 * options.h (class General_options): Add -Bsymbolic-functions.
1574 * symtab.h (Symbol::is_preemptible): Check for
1575 -Bsymbolic-functions.
1577 2008-05-05 Ian Lance Taylor <iant@google.com>
1579 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1580 as noVARNAME rather than no-VARNAME.
1581 (class General_options): Add option -z combreloc.
1582 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1584 (Output_reloc::sort_before) [SHT_REL]: New function.
1585 (Output_reloc::sort_before) [SHT_RELA]: New function.
1586 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1587 Sort_relocs_comparison.
1588 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1589 parameter. Change all callers.
1590 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1591 sort_relocs parameter. Change all callers.
1592 * output.cc (Output_reloc::get_address): New function, broken out
1594 (Output_reloc::write_rel): Call it.
1595 (Output_reloc::compare): New function.
1596 (Output_data_reloc_base::do_write): Optionally sort relocs.
1598 * configure.ac: If targ_extra_obj is set, link it in.
1599 * configure.tgt: Initialize all variables.
1600 (x86_64*): Set targ_extra_obj and targ_extra_size.
1601 * configure: Rebuild.
1603 * object.cc (Sized_relobj::include_section_group): Adjust section
1604 indexes read from group data. Build vector to pass to
1606 * layout.cc (Layout::layout_group): Add flags and shndxes
1607 parameters. Remove contents parameter. Change caller. Update
1608 explicit instantiations.
1609 * layout.h (class Layout): Update layout_group declaration.
1610 * output.cc (Output_data_group::Output_data_group): Add flags and
1611 input_shndxes parameters. Remove contents parameter. Change
1613 (Output_data_group::do_write): Change input_sections_ to
1615 * output.h (class Output_data_group): Update constructor
1616 declaration. Rename input_sections_ to input_shndxes_.
1617 * testsuite/many_sections_test.cc: Add template.
1619 2008-04-30 Cary Coutant <ccoutant@google.com>
1621 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1623 * layout.cc (Layout::include_section): Refactored check for debug
1625 (Layout::add_comdat): Add new parameters. Change type
1626 of signature parameter. Add object and shndx to signatures table.
1627 (Layout::find_kept_object): New function.
1628 * layout.h: Include <cstring>.
1629 (Layout::is_debug_info_section): New function.
1630 (Layout::add_comdat): Add new parameters.
1631 (Layout::find_kept_object): New function.
1632 (Layout::Kept_section): New struct.
1633 (Layout::Signatures): Change type of map range.
1634 * object.cc (Relobj::output_section_address): New function.
1635 (Sized_relobj::include_section_group): Add new parameters. Change
1636 calls to Layout::add_comdat. Change to build table of kept comdat
1637 groups and table mapping discarded sections to kept sections.
1638 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1639 (Sized_relobj::do_layout): Change calls to include_section_group and
1640 include_linkonce_section.
1641 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1642 value to zero when section is discarded.
1643 (Sized_relobj::map_to_kept_section): New function.
1644 * object.h (Relobj::output_section_address): New function.
1645 (Relobj::Comdat_group): New type.
1646 (Relobj::find_comdat_group): New function.
1647 (Relobj::Comdat_group_table): New type.
1648 (Relobj::Kept_comdat_section): New type.
1649 (Relobj::Kept_comdat_section_table): New type.
1650 (Relobj::add_comdat_group): New function.
1651 (Relobj::set_kept_comdat_section): New function.
1652 (Relobj::get_kept_comdat_section): New function.
1653 (Relobj::comdat_groups_): New field.
1654 (Relobj::kept_comdat_sections_): New field.
1655 (Symbol_value::input_value): Update comment.
1656 (Sized_relobj::map_to_kept_section) New function.
1657 (Sized_relobj::include_linkonce_section): Add new parameter.
1658 * target-reloc.h (Comdat_behavior): New type.
1659 (get_comdat_behavior): New function.
1660 (relocate_section): Add code to map a discarded section to the
1661 corresponding kept section when applying a relocation.
1663 2008-04-30 Craig Silverstein <csilvers@google.com>
1665 * dwarf_reader.cc (next_generation_count): New static var.
1666 (Addr2line_cache_entry): New struct.
1667 (addr2line_cache): New static var.
1668 (Dwarf_line_info::one_addr2line): Added caching.
1669 (Dwarf_line_info::clear_addr2line_cache): New function.
1670 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1671 cache-size parameter.
1672 (Dwarf_line_info::one_addr2line_cache): New function.
1673 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1674 new cache-size argument to one_addr2line(), and clear cache.
1676 2008-04-28 Cary Coutant <ccoutant@google.com>
1678 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1679 R_386_PC8 relocations.
1681 2008-04-23 Ian Lance Taylor <iant@google.com>
1683 * object.cc (Sized_relobj::include_section_group): Check for
1684 invalid section group.
1686 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1689 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1690 than read for file header.
1691 * archive.cc (Archive::include_member): Likewise.
1693 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1695 * aclocal.m4: Regenerate.
1696 * configure: Regenerate.
1698 2008-04-19 Ian Lance Taylor <iant@google.com>
1700 * version.cc (version_string): Bump to 1.6.
1702 * testsuite/Makefile.am (many_sections_r_test): New target.
1703 (many_sections_r_test_SOURCES): Remove.
1704 (many_sections_r_test_DEPENDENCIES): Remove.
1705 (many_sections_r_test_LDFLAGS): Remove.
1706 (many_sections_r_test_LDADD): Remove.
1708 * object.cc (Sized_relobj::do_add_symbols): Always pass
1709 local_symbol_count_ to add_from_relobj.
1711 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1712 every thousand variables.
1713 * testsuite/Makefile.in: Rebuild.
1715 * object.cc (Xindex::initialize_symtab_xindex): New function.
1716 (Xindex::read_symtab_xindex): New function.
1717 (Xindex::sym_xindex_to_shndx): New function.
1718 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1720 (Sized_relobj::do_initialize_xindex): New function.
1721 (Sized_relobj::do_read_symbols): Adjust section links.
1722 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1723 parameter. Change all callers.
1724 (Sized_relobj::include_section_group): Adjust section links and
1725 symbol section indexes.
1726 (Sized_relobj::do_layout): Adjust section links.
1727 (Sized_relobj::do_count_local_symbols): Adjust section links and
1728 symbol section indexes.
1729 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1730 ordinary and special symbols.
1731 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1732 dynsym_xindex parameters. Change all callers. Adjust section
1733 links. Use SHN_XINDEX when needed.
1734 (Sized_relobj::get_symbol_location_info): Adjust section links.
1735 Don't get fooled by special symbols.
1736 * object.h (class Xindex): Define.
1737 (class Object): Add xindex_ parameter. Declare virtual functoin
1738 do_initialize_xindex.
1739 (Object::adjust_sym_shndx): New function.
1740 (Object::set_xindex): New protected function.
1741 (class Symbol_value): Add is_ordinary_shndx_ field.
1742 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1743 (Symbol_value::value): Assert ordinary section.
1744 (Symbol_value::initialize_input_to_output_map): Likewise.
1745 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1747 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1749 (class Sized_relobj): Update declarations.
1750 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1751 parameter. Change all callers.
1752 (Sized_relobj::adjust_shndx): New function.
1753 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1755 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1756 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1757 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1758 (Sized_dynobj::read_dynsym_section): Adjust section links.
1759 (Sized_dynobj::read_dynamic): Likewise.
1760 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1762 (Sized_dynobj::do_initialize_xindex): New function.
1763 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1764 do_initialize_xindex.
1765 (Sized_dynobj::adjust_shndx): New function.
1766 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1767 dynsym_xindex_ fields.
1768 (Layout::finalize): Add a call to set_section_indexes before
1769 creating the symtab sections.
1770 (Layout::set_section_indexes): Don't do anything if the section
1771 already has a section index.
1772 (Layout::create_symtab_sections): Add shnum parameter. Change
1773 caller. Create .symtab_shndx section if needed.
1774 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1776 (Layout::allocated_output_section_count): New function.
1777 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1779 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1780 fields. Update declarations.
1781 (Layout::symtab_xindex): New function.
1782 (Layout::dynsym_xindex): New function.
1783 (class Write_symbols_task): Add layout_ field.
1784 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1786 * output.cc (Output_section_headers::Output_section_headers): Add
1787 shstrtab_section parameter. Change all callers.
1788 (Output_section_headers::do_sized_write): Store overflow values
1789 for section count and section string table section index in
1790 section header zero.
1791 (Output_file_header::do_sized_write): Check for overflow of
1792 section count and section string table section index.
1793 (Output_symtab_xindex::do_write): New function.
1794 (Output_symtab_xindex::endian_do_write): New function.
1795 * output.h (class Output_section_headers): Add shstrtab_section_.
1796 Update declarations.
1797 (class Output_symtab_xindex): Define.
1798 (Output_section::has_out_shndx): New function.
1799 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1801 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1803 (Sized_symbol::init): Likewise.
1804 (Symbol::output_section): Check for ordinary symbol.
1805 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1806 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1808 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1809 Change all callers. Simplify handling of symbols from sections
1810 not included in the link.
1811 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1813 (Weak_alias_sorter::operator()): Assert that symbols are
1815 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1817 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1818 parameters. Change all callers.
1819 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1820 symbol distinction. Use SHN_XINDEX when needed.
1821 (Symbol_table::write_section_symbol): Add symtab_xindex
1822 parameter. Change all callers.
1823 (Symbol_table::sized_write_section_symbol): Likewise. Use
1824 SHN_XINDEX when needed.
1825 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1827 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1828 (Symbol::is_defined): Check is_ordinary.
1829 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1830 (Symbol::is_absolute, Symbol::is_common): Likewise.
1831 (class Sized_symbol): Update declarations.
1832 (class Symbol_table): Update declarations.
1833 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1834 parameters. Change all callers.
1835 (Sized_symbol::override): Likewise.
1836 (Symbol_table::override): Likewise.
1837 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1838 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1839 is_ordinary, and orig_st_shndx parameters. Change all callers.
1840 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1841 to be in an ordinary section.
1842 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1843 object and is_ordinary parameters. Change all callers.
1844 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1845 Change all callers. Don't add undefined or non-ordinary symbols
1847 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1849 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1851 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1852 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1853 (Sized_relobj::relocate_sections): Likewise.
1854 * target-reloc.h (scan_relocs): Adjust section symbol index.
1855 (scan_relocatable_relocs): Likewise.
1856 * i386.cc (Scan::local): Check for ordinary symbols.
1857 * sparc.cc (Scan::local): Likewise.
1858 * x86_64.cc (Scan::local): Likewise.
1859 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1860 to symbol_section_and_value.
1861 * testsuite/many_sections_test.cc: New file.
1862 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1863 (check_PROGRAMS): Add many_sections_test.
1864 (many_sections_test_SOURCES): Define.
1865 (many_sections_test_DEPENDENCIES): Define.
1866 (many_sections_test_LDFLAGS): Define.
1867 (BUILT_SOURCES): Add many_sections_define.h.
1868 (many_sections_define.h): New target.
1869 (BUILT_SOURCES): Add many_sections_check.h.
1870 (many_sections_check.h): New target.
1871 (check_PROGRAMS): Add many_sections_r_test.
1872 (many_sections_r_test_SOURCES): Define.
1873 (many_sections_r_test_DEPENDENCIES): Define.
1874 (many_sections_r_test_LDFLAGS): Define.
1875 (many_sections_r_test_LDADD): Define.
1876 (many_sections_r_test.o): New target.
1877 * testsuite/Makefile.in: Rebuild.
1879 2008-04-17 Cary Coutant <ccoutant@google.com>
1881 * errors.cc (Errors::info): New function.
1882 (gold_info): New function.
1883 * errors.h (Errors::info): New function.
1884 * gold.h (gold_info): New function.
1885 * object.cc (Input_objects::add_object): Print trace output.
1886 * options.cc (options::parse_set): New function.
1887 (General_options::parse_wrap): Deleted.
1888 (General_options::General_options): Deleted initializer.
1889 * options.h (options::String_set): New typedef.
1890 (options::parse_set): New function.
1891 (DEFINE_set): New macro.
1892 (General_options::wrap): Changed to use DEFINE_set. Changed
1893 callers of any_wrap_symbols and is_wrap_symbol.
1894 (General_options::trace, General_options::trace_symbol):
1896 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1897 (General_options::wrap_symbols_): Deleted.
1898 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1900 2008-04-17 David S. Miller <davem@davemloft.net>
1902 * options.cc (General_options::parse_V): New function.
1903 * options.h: Add entries for -V and -Qy.
1905 2008-04-17 Ian Lance Taylor <iant@google.com>
1907 * common.cc (Symbol_table::allocate_commons): Remove options
1908 parameter. Change caller.
1909 (Symbol_table::do_allocate_commons): Remove options parameter.
1910 Change caller. Just call do_allocate_commons_list twice.
1911 (Symbol_table::do_allocate_commons_list): New function, broken out
1912 of do_allocate_commons.
1913 * common.h (class Allocate_commons_task): Remove options_ field.
1915 * symtab.cc (Symbol_table::Symbol_table): Initialize
1917 (Symbol_table::add_from_object): Put TLS common symbols on
1919 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1920 which are IN_OUTPUT_DATA.
1921 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1922 allocate_commons and do_allocate_commons declarations. Declare
1923 do_allocate_commons_list.
1924 * gold.cc (queue_middle_tasks): Update creation of
1925 Allocate_commons_task to not pass options.
1926 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1927 (TLS_TEST_C_FLAGS): New variable.
1928 (tls_test_c_pic.o): New target.
1929 (tls_test_shared.so): Link in tls_test_c_pic.o.
1930 (tls_test_c_pic_ie.o): New target.
1931 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1932 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1933 (tls_test_c.o): New target.
1934 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1935 (tls_pic_test_LDADD): Likewise.
1936 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1937 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1938 (tls_test_c_gnu2.o): New target.
1939 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1941 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1942 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1943 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1944 * testsuite/tls_test.cc: Include "config.h".
1945 (t_last): Call t11_last.
1946 * testsuite/tls_test.h (t11, t11_last): Declare.
1947 * testsuite/tls_test_c.c: New file.
1948 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1949 * configure.ac: Check for OpenMP support.
1950 * configure, config.in, Makefile.in: Rebuild.
1951 * testsuite/Makefile.in: Rebuild.
1953 2008-04-16 Cary Coutant <ccoutant@google.com>
1955 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1956 (Target_i386::tls_base_symbol_defined_): New field.
1957 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1958 (Target_i386::Scan::global): Likewise.
1959 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1960 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1961 (Target_x86_64::tls_base_symbol_defined_): New field.
1962 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1963 (Target_x86_64::Scan::global): Likewise.
1965 2008-04-16 Cary Coutant <ccoutant@google.com>
1967 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1968 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1969 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1970 building shared libraries.
1971 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1972 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1973 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1974 * testsuite/Makefile.in: Rebuild.
1975 * testsuite/weak_undef.h: New file.
1976 * testsuite/weak_undef_file1.cc: Add extra test cases.
1977 * testsuite/weak_undef_file2.cc: Likewise.
1978 * testsuite/weak_undef_test.cc: Likewise.
1980 2008-04-16 David S. Miller <davem@davemloft.net>
1982 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1983 Add issued_non_pic_error_ field. Declare check_non_pic.
1984 (Target_sparc::Scan::check_non_pic): New function.
1985 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1986 (Target_sparc::Scan::global): Likewise.
1988 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1989 * configure: Rebuild.
1991 * options.h (DEFINE_enable): New macro.
1992 (new_dtags): New enable option.
1993 (initfirst, interpose, loadfltr, nodefaultlib,
1994 nodelete, nodlopen, nodump): New -z options.
1995 * layout.cc (Layout:finish_dynamic_section): If new
1996 dtags enabled, emit DT_RUNPATH. Also, emit a
1997 DT_FLAGS_1 containing any specified -z flags.
1999 2008-04-16 Ian Lance Taylor <iant@google.com>
2001 * copy-relocs.cc: New file.
2002 * copy-relocs.h: New file.
2003 * reloc.cc: Remove Copy_relocs code.
2004 * reloc.h: Likewise.
2005 * reloc-types.h (struct Reloc_types) [both versions]: Add
2006 get_reloc_addend_noerror.
2007 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2008 variants of add_global which take an addend which must be zero.
2009 * i386.cc: Include "copy-relocs.h".
2010 (class Target_i386): Change type of copy_relocs_ to variable,
2012 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2014 (Target_i386::do_finalize_sections): Change handling of
2016 * sparc.cc: Include "copy-relocs.h".
2017 (class Target_sparc): Change type of copy_relocs_ to variable,
2019 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2021 (Target_sparc::do_finalize_sections): Change handling of
2023 * x86_64.cc: Include "copy-relocs.h".
2024 (class Target_x86_64): Change type of copy_relocs_ to variable,
2026 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2027 class. Change all callers.
2028 (Target_x86_64::do_finalize_sections): Change handling of
2030 * Makefile.am (CCFILES): Add copy-relocs.cc.
2031 (HFILES): Add copy-relocs.h.
2033 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2035 * testsuite/script_test_4.sh: Permit leading zeroes.
2037 2008-04-15 Ian Lance Taylor <iant@google.com>
2039 * script-sections.cc (Script_sections::create_segments): Use
2040 header_size_adjustment even when there is enough room for the
2042 * testsuite/script_test_4.sh: New file.
2043 * testsuite/script_test_4.t: New file.
2044 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2045 (check_DATA): Add script_test_4.stdout.
2046 (MOSTLYCLEANFILES): Likewise.
2047 (script_test_4): New target.
2048 (script_test_4.stdout): New target.
2049 * testsuite/Makefile.in: Rebuild.
2051 * sparc.cc: Add definitions for Output_data_plt_sparc class
2054 2008-04-14 David S. Miller <davem@davemloft.net>
2056 * sparc.cc: New file.
2057 * Makefile.am (TARGETSOURCES): Add sparc.cc
2058 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2059 * configure.tgt: Document targ_extra_size and
2060 targ_extra_big_endian. Add entries for sparc-* and
2062 * configure.ac: Handle targ_extra_size and
2063 targ_extra_big_endian.
2064 * Makefile.in: Rebuild.
2065 * configure: Likewise.
2066 * po/POTFILES.in: Likewise.
2067 * po/gold.pot: Likewise.
2069 2008-04-14 Ian Lance Taylor <iant@google.com>
2071 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2072 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2073 in the name/type/flags to section mapping. Don't call
2074 allocate_output_section.
2075 (Layout::choose_output_section): Change parameter from adjust_name
2076 to is_input_section. Don't permit input sections after sections
2077 are attached to segments. Don't call allocate_output_section.
2078 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2079 not write_enable_output_section.
2080 (Layout::make_output_section): Don't push to
2081 unattached_section_list_ nor call attach_to_segment. Call
2082 attach_section_to_segment if sections are attached.
2083 (Layout::attach_sections_to_segments): New function.
2084 (Layout::attach_section_to_segment): New function.
2085 (Layout::attach_allocated_section_to_segment): Rename from
2086 attach_to_segment. Remove flags parameter.
2087 (Layout::allocate_output_section): Remove function.
2088 (Layout::write_enable_output_section): Remove function.
2089 * layout.h (class Layout): Update for above changes. Add new
2090 field sections_are_attached_.
2091 * output.h (Output_section::update_flags_for_input_section): New
2093 * output.cc (Output_section::add_input_section): Call
2094 update_flags_for_input_section.
2095 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2097 2008-04-11 Cary Coutant <ccoutant@google.com>
2099 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2100 thought unnecessary.
2101 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2103 2008-04-11 Ian Lance Taylor <iant@google.com>
2105 * output.h (class Output_section_data): Remove inline definition
2107 * output.cc (Output_section_data::set_addralign): New function.
2109 2008-04-11 Cary Coutant <ccoutant@google.com>
2111 Add support for TLS descriptors for i386 and x86_64.
2112 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2113 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2114 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2116 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2117 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2118 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2120 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2121 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2122 Fix problem with initial-exec relocations.
2123 (Target_i386::Relocate::relocate_tls): Likewise.
2124 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2126 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2127 support for section-plus-offset dynamic table entries.
2128 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2129 (Output_data_dynamic::Dynamic_entry): Add support for
2130 section-plus-offset dynamic table entries.
2131 (Output_data_dynamic::Classification): Likewise.
2132 (Output_data_dynamic::classification_): Renamed offset_.
2133 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2134 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2135 (Target_x86_64::make_plt_section): New function.
2136 (Target_x86_64::reserve_tlsdesc_entries): New function.
2137 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2138 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2139 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2140 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2141 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2142 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2143 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2144 add extra PLT entry for TLS descriptors.
2145 (Output_data_plt_x86_64::got_): New field.
2146 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2147 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2149 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2151 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2152 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2153 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2154 R_386_TLS_DESC_CALL relocations.
2155 (Target_x86_64::Scan::global): Likewise.
2156 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2157 for TLS descriptors.
2158 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2159 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2160 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2161 GD-to-IE relaxation.
2162 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2163 and TLS_DESCRIPTORS.
2164 * Makefile.in: Rebuild.
2165 * configure: Rebuild.
2166 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2167 (tls_test_shared2.so): New target.
2168 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2169 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2170 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2171 (tls_shared_gd_to_ie_test_LDADD): New variable.
2172 (tls_shared_gnu2_gd_to_ie_test): New target.
2173 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2175 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2176 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2177 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2178 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2179 (tls_shared_gnu2_test): New target.
2180 (tls_test_gnu2_shared.so): New target.
2181 (tls_shared_gnu2_test_SOURCES): New variable.
2182 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2183 (tls_shared_gnu2_test_LDFLAGS): New variable.
2184 (tls_shared_gnu2_test_LDADD): New variable.
2185 * testsuite/Makefile.in: Rebuild.
2186 * testsuite/Makefile.
2188 2008-04-11 Ian Lance Taylor <iant@google.com>
2190 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2192 * testsuite/Makefile.in: Rebuild.
2194 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2196 * testsuite/script_test_2.cc (main): Adjust test.
2198 2008-04-11 David S. Miller <davem@davemloft.net>
2199 Ian Lance Taylor <iant@google.com>
2201 * options.h (General_options): Add entries for '-Y' and
2203 * options.cc (General_options:finalize): If -Y was used, add those
2204 entries to the library path instead of the default "/lib" and
2207 2008-04-11 David S. Miller <davem@davemloft.net>
2209 * testsuite/justsyms.t: Start at 0x100.
2210 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2211 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2213 * testsuite/script_test_2.cc: Adjust string and section length
2216 2008-04-09 Ian Lance Taylor <iant@google.com>
2219 * script-sections.cc (Sections_element::allocate_to_segment): Add
2221 (Output_section_definition::allocate_to_segment): Likewise.
2222 (Orphan_output_section::allocate_to_segment): Likewise.
2223 (Script_sections::attach_sections_using_phdrs_clause): Don't
2224 propagate non-PT_LOAD segments to orphan sections.
2225 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2226 readelf rather than objdump.
2227 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2228 .interp section and PT_INTERP segment are the same size.
2229 * testsuite/Makefile.in: Rebuild.
2231 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2232 aliases for symbols defined in the same object.
2233 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2234 (weak_alias_test_SOURCES): New variable.
2235 (weak_alias_test_DEPENDENCIES): New variable.
2236 (weak_alias_test_LDFLAGS): New variable.
2237 (weak_alias_test_LDADD): New variable.
2238 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2239 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2240 (weak_alias_test_3.o): New target.
2241 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2242 * testsuite/weak_alias_test_main.cc: New file.
2243 * testsuite/weak_alias_test_1.cc: New file.
2244 * testsuite/weak_alias_test_2.cc: New file.
2245 * testsuite/weak_alias_test_3.cc: New file.
2247 2008-04-08 Ian Lance Taylor <iant@google.com>
2249 * options.h (class General_options): Add --noinhibit-exec option.
2250 * main.cc (main): Check --noinhibit-exec.
2252 * options.h (class General_options): Define --wrap as a special
2253 option. Add wrap_symbols_ field.
2254 (General_options::any_wrap_symbols): New function.
2255 (General_options::is_wrap_symbol): New function.
2256 * options.cc (General_options::parse_wrap): New function.
2257 (General_options::General_options): Initialize wrap_symbols_.
2258 * symtab.cc (Symbol_table::wrap_symbol): New function.
2259 (Symbol_table::add_from_object): Handle --wrap.
2260 * symtab.h (class Symbol_table): Declare wrap_symbol.
2261 * target.h (Target::wrap_char): New function.
2262 (Target::Target_info): Add wrap_char field.
2263 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2264 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2265 * testsuite/testfile.cc (Target_test::test_target_info):
2268 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2271 * layout.h (class Layout): Add added_eh_frame_data_ field.
2272 * layout.cc (Layout::Layout): Initialize new field.
2273 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2274 output section until we find a section we merged successfully.
2275 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2276 that the size be non-zero.
2278 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2281 2008-04-08 Craig Silverstein <csilvers@google.com>
2283 * configure.ac: Export new conditional variable HAVE_ZLIB.
2284 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2286 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2287 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2289 2008-04-07 Ian Lance Taylor <iant@google.com>
2291 * version.cc (version_string): Set to "1.5".
2293 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2294 Add issued_non_pic_error_ field. Declare check_non_pic.
2295 (Target_x86_64::Scan::check_non_pic): New function.
2296 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2297 (Target_x86_64::Scan::global): Likewise.
2299 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2300 addend parameter. Change caller. Handle merge sections.
2301 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2302 Address to Addend. Don't add in the result of
2303 local_section_offset, pass down the addend and use the returned
2305 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2306 Update declarations of local_section_offset and symbol_value.
2307 * testsuite/two_file_test_1.cc (t18): New function.
2308 * testsuite/two_file_test_2.cc (f18): New function.
2309 * testsuite/two_file_test_main.cc (main): Call t18.
2310 * testsuite/two_file_test.h (t18, f18): Declare.
2312 * configure.ac: Don't test for objdump, c++filt, or readelf.
2313 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2315 (TEST_READELF): New variable.
2316 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2317 (check_PROGRAMS): Add two_file_strip_test.
2318 (two_file_strip_test): New target.
2319 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2320 (two_file_same_shared_strip_test_SOURCES): New variable.
2321 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2322 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2323 (two_file_same_shared_strip_test_LDADD): New variable.
2324 (two_file_shared_strip.so): New target.
2325 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2326 (ver_test_5.syms, ver_test_7.syms): Likewise.
2327 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2328 (strip_test_3.stdout): Use TEST_OBJDUMP.
2329 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2331 2008-04-04 Cary Coutant <ccoutant@google.com>
2333 * symtab.h (Symbol::is_weak_undefined): New function.
2334 (Symbol::is_strong_undefined): New function.
2335 (Symbol::is_absolute): New function.
2336 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2337 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2339 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2340 (weak_undef_test): New target.
2341 * testsuite/Makefile.in: Rebuild.
2342 * testsuite/weak_undef_file1.cc: New file.
2343 * testsuite/weak_undef_file2.cc: New file.
2344 * testsuite/weak_undef_test.cc: New file.
2346 2008-04-03 Craig Silverstein <csilvers@google.com>
2348 * compressed_output.h (class Output_compressed_section): Use
2350 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2352 (zlib_compressed_suffix): Removed.
2353 (Output_compressed_section::set_final_data_size): Use unsigned
2355 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2356 Fix linker invocation.
2357 (flagstest_o_specialfile_and_compress_debug_sections):
2359 * testsuite/Makefile.in: Regenerated.
2361 2008-04-02 David S. Miller <davem@davemloft.net>
2363 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2364 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2366 2008-04-02 Craig Silverstein <csilvers@google.com>
2370 2008-04-02 Ian Lance Taylor <iant@google.com>
2372 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2373 parameters. Update for new key type to views_. Change all
2375 (File_read::read): Adjust for byteshift in returned view.
2376 (File_read::add_view): New function, broken out of
2378 (File_read::make_view): New function, broken out of
2380 (File_read::find_or_make_view): Add offset and aligned
2381 parameters. Rewrite accordingly. Change all callers.
2382 (File_read::get_view): Add offset and aligned parameters. Adjust
2383 for byteshift in return value.
2384 (File_read::get_lasting_view): Likewise.
2385 * fileread.h (class File_read): Update declarations.
2386 (class File_read::View): Add byteshift_ field. Add byteshift to
2387 constructor. Add byteshift method.
2388 * archive.h (Archive::clear_uncached_views): New function.
2389 (Archive::get_view): Add aligned parameter. Change all callers.
2390 * object.h (Object::get_view): Add aligned parameter. Change all
2392 (Object::get_lasting_view): Likewise.
2394 * fileread.cc (File_read::release): Don't call clear_views if
2395 there are multiple objects.
2396 * fileread.h (File_read::clear_uncached_views): New function.
2397 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2400 2008-03-31 Cary Coutant <ccoutant@google.com>
2402 Add thin archive support.
2403 * archive.cc (Archive::armagt): New const.
2404 (Archive::setup): Remove task parameter and calls to unlock.
2405 (Archive::unlock_nested_archives): New function.
2406 (Archive::read_header): Add nested_off parameter. Change
2408 (Archive::interpret_header): Likewise.
2409 (Archive::include_all_members): Change to handle thin
2411 (Archive::include_member): Likewise.
2412 * archive.h (Archive::Archive): Add new parameters and
2414 (Archive::armagt): New const.
2415 (Archive::setup): Remove task parameter.
2416 (Archive::unlock_nested_archives): New function.
2417 (Archive::read_header): Add nested_off parameter.
2418 (Archive::interpret_header): Likewise.
2419 (Archive::Nested_archive_table): New typedef.
2420 (Archive::is_thin_archive_): New field.
2421 (Archive::nested_archives_): New field.
2422 (Archive::options_): New field.
2423 (Archive::dirpath_): New field.
2424 (Archive::task_): New field.
2425 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2426 for thin archives. Pass additional parameters to
2427 Archive::Archive. Unlock the archive file after calling
2430 2008-03-29 Ian Lance Taylor <iant@google.com>
2432 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2433 version symbol to be local.
2434 * testsuite/ver_test_4.sh: New file.
2435 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2436 (check_DATA): Add ver_test_4.syms.
2437 (ver_test_4.syms): New target.
2438 * testsuite/Makefile.in: Rebuild.
2441 (Output_section::Input_section_sort_entry::has_priority): New
2443 (Output_section::Input_section_sort_entry::match_file_name): New
2445 (Output_section::Input_section_sort_entry::match_section_name):
2447 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2449 (Output_section::Input_section_sort_entry::match_section_file):
2451 (Output_section::Input_section_sort_compare::operator()): Rewrite
2452 using new Input_section_sort_entry functions. Sort crtbegin and
2453 crtend first. Sort sections with no priority before sections with
2455 * testsuite/initpri1.c (d3): Check j != 4.
2456 (cd5): New constructor/destructor function.
2457 (main): Check j != 2.
2459 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2460 new symbol when resolving, don't call set_is_default.
2461 * testsuite/ver_test_7.cc: New file.
2462 * testsuite/ver_test_7.sh: New file.
2463 * testsuite/Makefile.am (ver_test_7.so): New target.
2464 (ver_test_7.o): New target.
2465 (check_SCRIPTS): Add ver_test_7.sh.
2466 (check_DATA): Add ver_test_7.syms.
2467 (ver_test_7.syms): New target.
2469 2008-03-28 Ian Lance Taylor <iant@google.com>
2471 * layout.cc (Layout::layout): If we see an input section with a
2472 name that needs sorting, set the must_sort flag for the output
2474 (Layout::make_output_section): If the name of the output section
2475 indicates that it might require sorting, set the may_sort flag.
2476 * output.h (Output_section::may_sort_attached_input_sections): New
2478 (Output_section::set_may_sort_attached_input_sections): New
2480 (Output_section::must_sort_attached_input_sections): New
2482 (Output_section::set_must_sort_attached_input_sections): New
2484 (class Output_section): Declare Input_section_sort_entry. Define
2485 Input_section_sort_compare. Declare
2486 sort_attached_input_sections. Add new fields:
2487 may_sort_attached_input_sections_,
2488 must_sort_attached_input_sections_,
2489 attached_input_sections_are_sorted_.
2490 * output.cc (Output_section::Output_section): Initialize new
2492 (Output_section::add_input_section): Add an entry to
2493 input_sections_ if may_sort or must_sort are true.
2494 (Output_section::set_final_data_size): Call
2495 sort_attached_input_sections if necessary.
2496 (Output_section::Input_section_sort_entry): Define new class.
2497 (Output_section::Input_section_sort_compare::operator()): New
2499 (Output_section::sort_attached_input_sections): New function.
2500 * configure.ac: Check whether the compiler supports constructor
2501 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2502 * testsuite/initpri1.c: New file.
2503 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2504 CONSTRUCTOR_PRIORITY.
2505 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2506 (initpri1_LDFLAGS): New variable.
2507 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2509 2008-03-27 Ian Lance Taylor <iant@google.com>
2511 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2512 * testsuite/common_test_1.c: New file.
2513 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2514 (common_test_1_SOURCES): New variable.
2515 (common_test_1_DEPENDENCIES): New variable.
2516 (common_test_1_LDFLAGS): New variable.
2518 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2519 and commons_ correctly when NAME/VERSION does not override
2521 * testsuite/ver_test_6.c: New file.
2522 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2523 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2524 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2526 2008-03-26 Ian Lance Taylor <iant@google.com>
2528 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2529 of an undefined symbol from a version script.
2530 * testsuite/Makefile.am (ver_test_5.so): New target.
2531 (ver_test_5.o): New target.
2532 (check_SCRIPTS): Add ver_test_5.sh.
2533 (check_DATA): Add ver_test_5.syms.
2534 (ver_test_5.syms): New target.
2535 * testsuite/ver_test_5.cc: New file.
2536 * testsuite/ver_test_5.script: New file.
2537 * testsuite/ver_test_5.sh: New file.
2538 * Makefile.in, testsuite/Makefile.in: Rebuild.
2541 Fix problems building gold with gcc 4.3.0.
2542 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2543 (gold_error_at_location, gold_warning_at_location): Use it.
2544 * configure.ac: Check whether we can compile and use a template
2545 function with a printf attribute.
2546 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2547 when jumping over bytes.
2548 * object.cc: Instantiate Object::read_section_data.
2549 * debug.h: Include <cstring>
2550 * dwarf_reader.cc: Include <algorithm>
2551 * main.cc: Include <cstring>.
2552 * options.cc: Include <cstring>.
2553 * output.cc: Include <cstring>.
2554 * script.cc: Include <cstring>.
2555 * script.h: Include <string>.
2556 * symtab.cc: Include <cstring> and <algorithm>.
2557 * target-select.cc: Include <cstring>.
2558 * version.cc: Include <string>.
2559 * testsuite/testmain.cc: Include <cstdlib>.
2560 * configure, config.in: Rebuild.
2562 2008-03-25 Ian Lance Taylor <iant@google.com>
2564 * options.cc: Include "../bfd/bfdver.h".
2565 (options::help): Print bug reporting address.
2567 * version.cc (print_version): Adjust output for current value of
2572 * options.cc (options::help): Print list of supported targets.
2573 * target-select.h: Include <vector>.
2574 (class Target_selector): Make machine_, size_, and is_big_endian_
2575 fields const. Add bfd_name_ and instantiated_target_ fields.
2576 (Target_selector::Target_selector): Add bfd_name parameter.
2577 (Target_selector::recognize): Make non-virtual, call
2579 (Target_selector::recognize_by_name): Make non-virtual, call
2580 do_recognize_by_name.
2581 (Target_selector::supported_names): New function.
2582 (Target_selector::bfd_name): New function.
2583 (Target_selector::do_instantiate_target): New pure virtual
2585 (Target_selector::do_recognize): New virtual function.
2586 (Target_selector::do_recognize_by_name): New virtual function.
2587 (Target_selector::instantiate_target): New private function.
2588 (supported_target_names): Declare.
2589 * target-select.cc (Target_selector::Target_selector): Update for
2590 new parameter and fields.
2591 (select_target_by_name): Check that the name matches before
2592 calling recognize_by_name.
2593 (supported_target_names): New function.
2594 * i386.cc (class Target_selector_i386): Update Target_selector
2595 constructor call. Remove recognize and recognize_by_name. Add
2596 do_instantiate_target.
2597 * x86_64.cc (class Target_selector_x86_64): Likewise.
2598 * testsuite/testfile.cc (class Target_selector_test): Update for
2599 changes to Target_selector.
2601 * README: Rewrite, with some notes on unsupported features.
2603 2008-03-24 Cary Coutant <ccoutant@google.com>
2605 * i386.cc (Target_i386::Got_type): New enum declaration.
2606 (Target_i386::Scan::local): Updated callers of Output_data_got
2608 (Target_i386::Scan::global): Likewise.
2609 (Target_i386::Relocate::relocate): Likewise.
2610 (Target_i386::Relocate::relocate_tls): Likewise.
2611 * object.h (Got_offset_list): New class.
2612 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2613 (Sized_relobj::local_got_offset): Likewise.
2614 (Sized_relobj::set_local_got_offset): Likewise.
2615 (Sized_relobj::local_has_tls_got_offset): Removed.
2616 (Sized_relobj::local_tls_got_offset): Removed.
2617 (Sized_relobj::set_local_tls_got_offset): Removed.
2618 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2619 * output.cc (Output_data_got::add_global): Added got_type parameter.
2620 (Output_data_got::add_global_with_rel): Likewise.
2621 (Output_data_got::add_global_with_rela): Likewise.
2622 (Output_data_got::add_global_pair_with_rel): New function.
2623 (Output_data_got::add_global_pair_with_rela): New function.
2624 (Output_data_got::add_local): Added got_type parameter.
2625 (Output_data_got::add_local_with_rel): Likewise.
2626 (Output_data_got::add_local_with_rela): Likewise.
2627 (Output_data_got::add_local_pair_with_rel): New function.
2628 (Output_data_got::add_local_pair_with_rela): New function.
2629 (Output_data_got::add_global_tls): Removed.
2630 (Output_data_got::add_global_tls_with_rel): Removed.
2631 (Output_data_got::add_global_tls_with_rela): Removed.
2632 (Output_data_got::add_local_tls): Removed.
2633 (Output_data_got::add_local_tls_with_rel): Removed.
2634 (Output_data_got::add_local_tls_with_rela): Removed.
2635 * output.h (Output_data_got::add_global): Added got_type parameter.
2636 (Output_data_got::add_global_with_rel): Likewise.
2637 (Output_data_got::add_global_with_rela): Likewise.
2638 (Output_data_got::add_global_pair_with_rel): New function.
2639 (Output_data_got::add_global_pair_with_rela): New function.
2640 (Output_data_got::add_local): Added got_type parameter.
2641 (Output_data_got::add_local_with_rel): Likewise.
2642 (Output_data_got::add_local_with_rela): Likewise.
2643 (Output_data_got::add_local_pair_with_rel): New function.
2644 (Output_data_got::add_local_pair_with_rela): New function.
2645 (Output_data_got::add_global_tls): Removed.
2646 (Output_data_got::add_global_tls_with_rel): Removed.
2647 (Output_data_got::add_global_tls_with_rela): Removed.
2648 (Output_data_got::add_local_tls): Removed.
2649 (Output_data_got::add_local_tls_with_rel): Removed.
2650 (Output_data_got::add_local_tls_with_rela): Removed.
2651 * resolve.cc (Symbol::override_base_with_special): Removed
2652 reference to has_got_offset_ field.
2653 * symtab.cc (Symbol::init_fields): Replaced initialization
2654 of got_offset_ with got_offsets_. Removed initialization
2656 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2657 (Symbol::got_offset): Likewise.
2658 (Symbol::set_got_offset): Likewise.
2659 (Symbol::has_tls_got_offset): Removed.
2660 (Symbol::tls_got_offset): Removed.
2661 (Symbol::set_tls_got_offset): Removed.
2662 (Symbol::got_offset_): Removed.
2663 (Symbol::tls_mod_got_offset_): Removed.
2664 (Symbol::tls_pair_got_offset_): Removed.
2665 (Symbol::got_offsets_): New field.
2666 (Symbol::has_got_offset): Removed.
2667 (Symbol::has_tls_mod_got_offset): Removed.
2668 (Symbol::has_tls_pair_got_offset): Removed.
2669 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2670 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2672 (Target_x86_64::Scan::global): Likewise.
2673 (Target_x86_64::Relocate::relocate): Likewise.
2674 (Target_x86_64::Relocate::relocate_tls): Likewise.
2676 2008-03-25 Ben Elliston <bje@au.ibm.com>
2678 * yyscript.y: Fix spelling error in comment.
2680 2008-03-24 Ian Lance Taylor <iant@google.com>
2682 * options.h (class General_options): Define build_id option.
2683 * layout.h (class Layout): Declare write_build_id, create_note,
2684 create_build_id. Add build_id_note_ member.
2685 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2686 "libiberty.h", "md5.h", "sha1.h".
2687 (Layout::Layout): Initialize eh_frame_data_,
2688 eh_frame_hdr_section_, and build_id_note_.
2689 (Layout::finalize): Call create_build_id.
2690 (Layout::create_note): New function, broken out of
2691 Layout::create_gold_note.
2692 (Layout::create_gold_note): Call create_note.
2693 (Layout::create_build_id): New function.
2694 (Layout::write_build_id): New function.
2695 (Close_task_runner::run): Call write_build_id.
2697 * x86_64.cc: Correct license to GPLv3.
2699 2008-03-23 Ian Lance Taylor <iant@google.com>
2701 * options.cc: Include "demangle.h".
2702 (parse_optional_string): New function.
2703 (parse_long_option): Handle takes_optional_argument.
2704 (parse_short_option): Update dash_z initializer. Handle
2705 takes_optional_argument.
2706 (General_options::General_options): Initialize do_demangle_.
2707 (General_options::finalize): Set do_demangle_. Handle demangling
2709 * options.h (parse_optional_string): Declare.
2710 (struct One_option): Add optional_arg field. Update constructor.
2711 Update call constructor calls. Add takes_optional_argument
2713 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2714 (DEFINE_optional_string): Define.
2715 (General_options::demangle): Change from DEFINE_bool to
2716 DEFINE_optional_string.
2717 (General_options::no_demangle): New function.
2718 (General_options::do_demangle): New function.
2719 (General_options::set_do_demangle): New function.
2720 (General_options::execstack_status_): Move definition to end of
2722 (General_options::static_): Likewise.
2723 (General_options::do_demangle_): New field.
2724 * object.cc (big_endian>::get_symbol_location_info): Call
2725 Options::do_demangle, not Options::demangle.
2726 * symtab.cc (demangle): Likewise.
2728 2008-03-22 Ian Lance Taylor <iant@google.com>
2730 * gold.h: Include <cstddef> and <sys/types.h>
2731 * options.h: Include <cstring>.
2733 2008-03-21 Ian Lance Taylor <iant@google.com>
2735 * Added source code to GNU binutils.