1 2009-10-06 Ian Lance Taylor <iant@google.com>
3 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7 the address on ldo_addrs_.
8 (Target_i386::Relocate::fix_up_ldo): New function.
10 2009-10-06 Rafael Espindola <espindola@google.com>
12 * plugin.cc (add_input_library): New.
13 (Plugin::load): Add add_input_library to tv.
14 (Plugin_manager::add_input_file): Add the is_lib argument.
15 (add_input_file): Update call to Plugin_manager::add_input_file.
16 (add_input_library): New.
17 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
19 2009-09-30 Doug Kwan <dougkwan@google.com>
21 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
22 symbol and call Symbol::may_need_copy_reloc to determine if
23 a copy reloc is needed.
24 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
25 nocopyreloc is given in command line.
26 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
27 given in command line.
28 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
29 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
30 of the removed Target_i386::may_need_copy_reloc.
31 * options.h (copyreloc): New option with default value false.
32 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
33 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
34 instead of the removed Target_powerpc::may_need_copy_reloc.
35 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
36 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
37 instead of the removed Target_sparc::may_need_copy_reloc.
38 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
39 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
40 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
41 instead of the removed Target_x86_64::may_need_copy_reloc.
43 2009-09-30 Ian Lance Taylor <iant@google.com>
45 * object.h (class Object): Remove target_ field, and target,
46 sized_target, and set_target methods.
47 (Object::sized_target): Remove.
48 (class Sized_relobj): Update declarations. Remove sized_target.
49 * object.cc (Sized_relobj::setup): Remove target parameter.
51 (Input_objects::add_object): Don't do anything with the target.
52 (make_elf_sized_object): Add punconfigured parameter. Change all
53 callers. Set or test parameter target.
54 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
56 * parameters.cc (Parameters::set_target): Change parameter type to
58 (Parameters::default_target): Remove.
59 (set_parameters_target): Change parameter type to be non-const.
60 (parameters_force_valid_target): New function.
61 (parameters_clear_target): New function.
62 * parameters.h (class Parameters): Update declarations. Remove
63 default_target method. Add sized_target and clear_target
64 methods. Change target_ to be non-const.
65 (set_parameters_target): Update declaration.
66 (parameters_force_valid_target): Declare.
67 (parameters_clear_target): Declare.
68 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
69 as NULL if we aren't searching.
70 (Add_symbols::run): Don't check for compatible target.
71 * fileread.cc (Input_file::open_binary): Call
72 parameters_force_valid_target.
73 * gold.cc (queue_middle_tasks): Likewise.
74 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
76 * dynobj.h (class Sized_dynobj): Update declarations.
77 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
78 make_elf_object returns NULL.
79 (Archive::include_member): Don't check whether object target is
81 * output.cc (Output_section::add_input_section): Get target from
83 (Output_section::relax_input_section): Likewise.
84 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
86 (Sized_relobj::do_scan_relocs): Likewise.
87 (Sized_relobj::relocate_sections): Likewise.
88 * resolve.cc (Symbol_table::resolve): Likewise.
89 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
90 parameter. Change all callers.
91 (Symbol_table::add_from_object): Get target from parameters.
92 (Symbol_table::add_from_relobj): Don't check object target.
93 (Symbol_table::add_from_dynobj): Likewise.
94 (Symbol_table::define_special_symbol): Get target from
96 * symtab.h (class Symbol_table): Update declaration.
97 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
98 parameter. Change all callers. Clear parameter target.
99 (Binary_test): Test target here.
100 * testsuite/object_unittest.cc (gold_testsuite): Remove
101 target_test_pointer parameter. Change all callers.
102 (Object_test): Test target here.
104 2009-09-26 Ian Lance Taylor <iant@google.com>
106 * testsuite/initpri1.c: Don't try to use constructor priorities if
107 compiling with gcc before 4.3.
109 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
111 * testsuite/retain_symbols_file_test.sh (check_present): Change
112 output file name to retain_symbols_file_test.stdout.
113 (check_absent): Likewise.
115 2009-09-18 Craig Silverstein <csilvers@google.com>
117 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
118 * options.cc: Include <cerrno> and <fstream>.
119 (General_options::finalize): Parse -retain-symbols-file tag.
120 * options.h: New flag.
121 (General_options): New method should_retain_symbol, new
122 variable symbols_to_retain.
123 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
124 should_retain_symbol map.
125 * testsuite/Makefile.am (retain_symbols_file_test): New test.
126 * testsuite/Makefile.in: Regenerate.
127 * testsuite/retain_symbols_file_test.sh: New file.
129 2009-09-18 Nick Clifton <nickc@redhat.com>
131 * po/es.po: Updated Spanish translation.
133 2009-09-17 Doug Kwan <dougkwan@google.com>
135 * debug.h (DEBUG_RELAXATION): New constant.
136 (DEBUG_ALL): Add DEBUG_RELAXATION.
137 (debug_string_to_enum): Add relaxation debug option.
139 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
140 Layout::Relaxation_debug_check::read_sections,
141 Layout::Relaxation_debug_check::read_sections): New method definitions.
142 (Layout::Layout): Initialize data members
143 record_output_section_data_from_scrips_,
144 script_output_section_data_list_ and relaxation_debug_check_.
145 (Layout::save_segments, Layout::restore_segments,
146 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
147 Layout::relaxation_loop_body): New method definitions.
148 (Layout::finalize): Support relaxation. Move section layout code to
149 Layout::relaxation_loop_body.
150 (Layout::set_asection_address_from_script): Move code for orphan
151 section placement out.
152 (Layout::place_orphan_sections_in_script): New method definition.
153 * layout.h (Output_segment_headers, Output_file_header):
154 New forward class declarations.
155 (Layout::~Layout): Define.
156 (Layout::new_output_section_data_from_script): New method definition.
157 (Layout::place_orphan_sections_in_script): New method declaration.
158 (Layout::Segment_states): New type declaration.
159 (Layout::save_segments, Layout::restore_segments,
160 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
161 Layout::relaxation_loop_body): New method declarations.
162 (Layout::Output_section_data_list): New type declaration.
163 (Layout::Relaxation_debug_check): New class definition.
164 (Layout::record_output_section_data_from_script_,
165 Layout::script_output_section_data_list_, Layout::segment_states_,
166 Layout::relaxation_debug_check_): New data members.
167 * output.cc: (Output_section_headers::do_size): New method definition.
168 (Output_section_headers::Output_section_headers): Move size
169 computation to Output_section_headers::do_size.
170 (Output_segment_headers::do_size): New method definition.
171 (Output_file_header::Output_file_header): Move size computation to
172 Output_file_header::do_size and call it.
173 (Output_file_header::do_size): New method definition.
174 (Output_data_group::Output_data_group): Adjust call to
176 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
177 (Output_symtab_xindex::do_write): Add array bound check.
178 (Output_section::Input_section::print_to_mapfile): Handle
179 RELAXED_INPUT_SECTION_CODE.
180 (Output_section::Output_section): Initialize data member checkpoint_.
181 (Output_section::~Output_section): Delete checkpoint object pointed
183 (Output_section::add_input_section): Always add an Input_section if
185 (Output_section::add_merge_input_section): Add assert.
186 (Output_section::relax_input_section): New method definition.
187 (Output_section::set_final_data_size): Set load address to zero for
188 an unallocated section.
189 (Output_section::do_address_and_file_offset_have_reset_values):
190 New method definition.
191 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
192 Handle relaxed input section.
193 (Output_section::sort_attached_input_sections): Checkpoint input
195 (Output_section::get_input_sections): Change type of input_sections to
196 list of Simple_input_section pointers. Checkpoint input section list
197 lazily. Also handle relaxed input sections.
198 (Output_section::add_input_section_for_script): Take a reference to
199 a Simple_input_section object instead of Relobj pointer and section
200 index as parameter. Handle relaxed input sections.
201 (Output_section::save_states, Output_section::restore_states): New
203 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
204 (Output_data::is_data_size_fixed): New method definition.
205 (Output_data::reset_addresss_and_file_offset): Do not reset data size
207 (Output_data::address_and_file_offset_have_reset_values): New method
209 (Output_data::do_address_and_file_offset_have_reset_values): New method
211 (Output_data::set_data_size): Check that data size is not fixed.
212 (Output_data::fix_data_size): New method definition.
213 (Output_data::is_data_size_fixed_): New data member.
214 (Output_section_headers::set_final_data_size): New method definition.
215 (Output_section_headers::do_size): New method declaration.
216 (Output_segment_headers::set_final_data_size): New method definition.
217 (Output_segment_headers::do_size): New method declaration.
218 (Output_file_header::set_final_data_size)::New method definition.
219 (Output_file_header::do_size)::New method declaration.
220 (Output_section_data::Output_section_data): Add new parameter
221 is_data_size_fixed and use it to fix data size.
222 (Output_data_const::Output_data_const): Adjust call to base class
223 constructor and fix data size.
224 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
225 base class constructor and fix data size.
226 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
227 base class constructor and fix data size.
228 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
229 class constructor and fix data size.
230 (Output_data_group::set_final_data_size): New method definition.
231 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
232 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
233 class constructor and fix data size.
234 (Output_relaxed_input_section): New class definition.
235 (Output_section::Simple_input_section): New class definition.
236 (Output_section::get_input_sections): Adjust parameter list.
237 (Output_section::add_input_section_for_script): Same.
238 (Output_section::save_states, Output_section::restore_states,
239 Output_section::do_address_and_file_offset_have_reset_values,
240 (Output_section::Input_section::Input_section): Handle
241 RELAXED_INPUT_SECTION_CODE. Add new overload for
242 Output_relaxed_input_section.
243 (Output_section::Input_section::is_input_section,
244 Output_section::Input_section::set_output_section): Handle relaxed
246 (Output_section::Input_section::is_relaxed_input_section,
247 Output_section::Input_section::output_section_data,
248 Output_section::Input_section::relaxed_input_section): New method
250 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
252 (Output_section::Input_section::u1_): Update comments.
253 (Output_section::Input_section::u2_): Add new union member poris.
254 (Output_section::Checkpoint_output_section): New classs definition.
255 (Output_section::relax_input_section): New method declaration.
256 (Output_section::checkpoint_): New data member.
257 (Output_segment): Update comments.
258 (Output_segment::Output_segment): Un-privatize copy constructor.
259 (Output_segment::operator=): Un-privatize.
260 * script-sections.cc (Output_section_element::Input_section_list):
261 Change element type to Output_section::Simple_input_section.
262 (Output_section_element_dot_assignment::set_section_addresses):
263 Register output section data for relaxation clean up.
264 (Output_data_exression::Output_data_expression): Adjust call to base
265 constructor to fix data size.
266 (Output_section_element_data::set_section_addresses): Register
267 Output_data_expression object for relaxation clean up.
268 (struct Input_section_info): Replace Relobj pointer and section index
269 pair with Output_section::Simple_input_section and Convert struct to a
271 (Input_section_sorter::operator()): Adjust access to
272 Input_section_info data member to use accessors.
273 (Output_section_element_input::set_section_addresses): Use layout
274 parameter. Adjust code to use Output_section::Simple_input_section
275 and Input_secction_info classes. Register filler for relaxation
277 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
278 and section index pair with Output_section::Simple_input_section
279 class. Adjust code accordingly.
280 (Phdrs_element::release_segment): New method definition.
281 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
283 (Script_sections::release_segments): New method definition.
284 * gold/script-sections.h (Script_sections::release_segments): New
286 * gold/target.h (Target::may_relax, Target::relax,
287 Target::do_may_relax, Target::do_relax): New method definitions.
289 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
291 * arm.cc (has_signed_unsigned_overflow): New function.
292 (Arm_relocate_functions::abs8): New function.
293 (Target_arm::Scan::local): Handle R_ARM_ABS8.
294 (Target_arm::Scan::global): Likewise.
295 (Target_arm::relocate::relocate): Likewise.
296 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
299 2009-09-16 Cary Coutant <ccoutant@google.com>
301 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
302 * testsuite/Makefile.in: Regenerate.
304 2009-09-11 Nick Clifton <nickc@redhat.com>
306 * po/gold.pot: Updated by the Translation project.
308 2009-09-08 Cary Coutant <ccoutant@google.com>
310 * output.cc (Output_file::open): Add execute permission to empty file.
311 * testsuite/Makefile.am (permission_test): New test.
312 * testsuite/Makefile.in: Regenerate.
314 2009-09-02 Ian Lance Taylor <iant@google.com>
316 * output.cc (Output_file::resize): Call map_no_anonymous rather
319 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
321 * gold.cc: Include "incremental.h".
322 (queue_initial_tasks): Call Incremental_checker methods.
323 * incremental.cc: Include "output.h".
324 (Incremental_checker::can_incrementally_link_output_file): New
326 * incremental.h (Incremental_checker): New class.
328 * output.cc (Output_file::open_for_modification): New method.
329 (Output_file::map_anonymous): Changed return type to bool. Record
331 (Output_file::map_no_anonymous): New method, broken out of map.
332 (Output_file::map): Use map_no_anonymous and map_anonymous.
333 * output.h (class Output_file): Update declarations.
335 2009-08-24 Cary Coutant <ccoutant@google.com>
337 * options.h (Command_line::Pre_options): New class.
338 (Command_line::pre_options): New member.
339 * options.cc (gold::options::ready_to_register): New variable.
340 (One_option::register_option): Do nothing if not registering options.
341 Assert if same short option registered twice.
342 (General_options::General_options): Turn off option registration when
344 (Command_line::Pre_options::Pre_options): New constructor.
346 2009-08-24 Cary Coutant <ccoutant@google.com>
348 * options.h (General_options::no_keep_memory): Remove incorrect
351 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
353 * Makefile.am (am__skiplex, am__skipyacc): New.
354 * Makefile.in: Regenerate.
356 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
358 * Makefile.am (AM_CPPFLAGS): Renamed from ...
359 (INCLUDES): ... this.
360 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
361 (AM_CPPFLAGS): Renamed from ...
363 * Makefile.in, testsuite/Makefile.in: Regenerate.
365 * Makefile.in: Regenerate.
366 * aclocal.m4: Likewise.
367 * config.in: Likewise.
368 * configure: Likewise.
369 * testsuite/Makefile.in: Likewise.
371 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
372 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
373 * Makefile.in: Regenerate.
374 * testsuite/Makefile.in: Regenerate.
376 2009-08-19 Cary Coutant <ccoutant@google.com>
378 * resolve.cc (Symbol_table::resolve): Don't complain about defined
379 symbols in shared libraries overridden by hidden or internal symbols
382 2009-08-19 Chris Demetriou <cgd@google.com>
384 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
385 checking source file names in error messages.
387 2009-08-18 Doug Kwan <dougkwan@google.com>
389 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
390 an elcpp::Ehdr as parameter. Adjust call to set_target.
391 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
392 an elfcpp::Ehdr as parameter.
393 * object.cc (Object::set_target): Remove the version that looks up
394 a target and sets it.
395 (Sized_relobj::setup): Take a Target object instead of
396 an elfcpp::Ehdr as parameter. Adjust call to set_target.
397 (make_elf_sized_object): Find target and ask target to
399 * object.h: (Object::set_target): Remove the version that looks up
400 a target and sets it.
401 (Sized_relobj::setup): Take a Target object instead of
402 an elfcpp:Ehdr as parameter.
403 * target.cc: Include dynobj.h.
404 (Target::do_make_elf_object_implementation): New.
405 (Target::do_make_elf_object): New.
406 * target.h (Target::make_elf_object): New template declaration.
407 (Target::do_make_elf_object): New method declarations.
408 (Target::do_make_elf_object_implementation): New template declaration.
410 2009-08-14 Ian Lance Taylor <iant@google.com>
412 * gold.h (FUNCTION_NAME): Define.
413 (gold_unreachable): Use FUNCTION_NAME.
415 2009-08-12 Sriraman Tallam <tmsriram@google.com>
417 * icf.cc (Icf::find_identical_sections): Issue a warning when a
418 symbol in the --keep-unique list is not found.
420 2009-08-12 Sriraman Tallam <tmsriram@google.com>
422 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
423 been maked as --keep-unique.
424 (Icf::unfold_section): New function.
425 * icf.h (Icf::unfold_section): New function.
426 * options.h (General_options::keep_unique): New option.
427 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
428 * testsuite/Makefile.in: Regenerate.
429 * testsuite/icf_keep_unique_test.sh: New file.
430 * testsuite/icf_keep_unique_test.cc: New file.
432 2009-08-12 Cary Coutant <ccoutant@google.com>
435 * resolve.cc (Symbol_table::resolve): Check for references from
436 dynamic objects to hidden and internal symbols.
437 * testsuite/Makefile.am (hidden_test.sh): New test.
438 * testsuite/Makefile.in: Regenerate.
439 * testsuite/hidden_test.sh: New script.
440 * testsuite/hidden_test_1.c: New test source.
441 * testsuite/hidden_test_main.c: New test source.
443 2009-08-11 Doug Kwan <dougkwan@google.com>
445 * arm.cc: Update comments.
446 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
447 segment to locate the .ARM.exidx section if present.
449 2009-08-09 Doug Kwan <dougkwan@google.com>
451 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
454 2009-08-07 Sriraman Tallam <tmsriram@google.com>
455 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
458 2009-08-06 Sriraman Tallam <tmsriram@google.com>
460 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
461 valid tls_segment only for non-debug-section relocations.
462 * testsuite/Makefile.am: Add gc_tls_test.
463 * testsuite/Makefile.in: Regenerate.
464 * testsuite/gc_tls_test.cc: New file.
465 * testsuite/gc_tls_test.sh: New file.
467 2009-08-05 Sriraman Tallam <tmsriram@google.com>
471 * Makefile.am (CCFILES): Add icf.cc.
473 * Makefile.in: Regenerate.
474 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
475 * gc.h (gc_process_relocs): Populate lists used by icf to contain
476 section, symbol and addend information for the relocs.
477 * gold.cc (queue_middle_tasks): Call identical code folding.
478 * gold.h: Add defines for multimap.
479 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
480 to the call of finalize_local_symbols.
481 * main.cc (main): Create object of class Icf.
482 * object.cc (Sized_relobj::do_layout): Allow this function to be
483 called twice during icf.
484 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
485 to sections marked as identical by icf.
486 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
488 (Sized_relobj::do_section_entsize): New function.
489 * object.h (Object::section_entsize): New function.
490 (Object::do_section_entsize): New pure virtual function.
491 (Relobj::finalize_local_symbols): Add new parameter.
492 (Relobj::do_section_entsize): New function.
493 * options.h (General_options::icf): New option.
494 (General_options::icf_iterations): New option.
495 (General_options::print_icf_sections): New option.
496 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
497 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
498 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
500 * symtab.cc (Symbol_table::is_section_folded): New function.
501 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
502 to sections marked as identical by icf.
503 * symtab.h (Symbol_table::set_icf): New function.
504 (Symbol_table::icf): New function.
505 (Symbol_table::is_section_folded): New function.
506 (Symbol_table::icf_): New data member.
507 * target-reloc.h (relocate_section): Ignore sections folded by icf.
508 * testsuite/Makefile.am: Add commands to build icf_test.
509 * testsuite/Makefile.in: Regenerate.
510 * testsuite/icf_test.sh: New file.
511 * testsuite/icf_test.cc: New file.
513 2009-07-24 Chris Demetriou <cgd@google.com>
515 * layout.cc (is_compressible_debug_section): Fix incorrect
516 comment about compressed section names.
518 2009-07-20 Ian Lance Taylor <ian@airs.com>
521 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
523 2009-07-16 Ian Lance Taylor <iant@google.com>
526 * layout.h: #include <map>.
527 (class Kept_section): Change from struct to class. Add accessors
528 and setters. Add section size to Comdat_group mapping. Change
529 Comdat_group to std::map. Add is_comdat_ field. Add
530 linkonce_size field in union.
531 (class Layout): Update declaration of find_or_add_kept_section.
532 Don't declare find_kept_object.
533 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
534 parameter. Add object, shndx, is_comdat, and is_group_name
535 parameters. Change all callers. Adjust for new Kept_section.
536 (Layout::find_kept_object): Remove.
537 * object.cc (Sized_relobj::include_section_group): Update use of
538 Kept_section. Rename secnum to shndx. Only record
539 Kept_comdat_section if sections are the same size.
540 (Sized_relobj::include_linkonce_section): Update use of
541 Kept_section. Only record Kept_comdat_section if sections are the
542 same size. Set size of linkonce section.
543 (Sized_relobj::map_to_kept_section): Update call to
544 get_kept_comdat_section.
545 * object.h (class Sized_relobj): Rename fields in
546 Kept_comdat_section to drop trailing underscores; change object
547 field to Relobj*. Change Kept_comdat_section_table to store
548 struct rather than pointer.
549 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
550 Add kept_object and kept_shndx parameters. Change all callers.
551 (Sized_relobj::get_kept_comdat_section): Change return type to
552 bool. Add kept_object and kept_shndx parameters. Change all
554 * plugin.cc (Pluginobj::include_comdat_group): Update call to
555 Layout::find_or_add_kept_section.
557 2009-07-09 Ian Lance Taylor <iant@google.com>
559 * merge.cc (Object_merge_map::initialize_input_to_output_map):
560 Reserve space in the hash table.
562 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
564 * fileread.cc (File_read::get_mtime): New method.
565 * fileread.h (Timespec): New structure.
566 (File_read::get_mtime): New method.
567 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
568 Renamed from timestamp_nsec.
569 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
571 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
573 (Incremental_inputs::report_archive): Save mtime; style fix.
574 (Incremental_inputs::report_obejct): Save mtime; style fix.
575 (Incremental_inputs::report_script): Save mtime; style fix.
576 (Incremental_inputs::finalize_inputs): Style fix.
577 (Incremental_inputs::finalize): Style fix.
578 (Incremental_inputs::create_input_section_data): Store inputs
580 * incremental.h (Incremental_inputs::report_script): Add mtime
582 (Incremental_inputs::Input_info::Input_info): Intialize only one
584 (Incremental_inputs::Input_info::archive): Move to nameless
586 (Incremental_inputs::Input_info::obejct): Move to nameless union.
587 (Incremental_inputs::Input_info::script): Move to nameless union.
588 (Incremental_inputs::mtime): New field.
589 * script.cc (read_input_script): Pass file mtime to
591 * script.h (Script_info::inputs): Style fix.
593 2009-07-01 Ian Lance Taylor <ian@airs.com>
595 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
598 2009-06-24 Ian Lance Taylor <iant@google.com>
601 * layout.cc (Layout::choose_output_section): If we find an
602 existing section, update the flags.
603 (Layout::create_notes): New function, broken out of
605 (Layout::finalize): Don't create note sections.
606 (Layout::create_note): Don't crash if linker script discards
608 (Layout::create_gold_note): Likewise.
609 (Layout::create_build_id): Likewise. Don't set
610 after_input_sections on the section.
611 (Layout::create_executable_stack_info): Remove target parameter.
613 * layout.h (class Layout): Declare create_notes. Update
614 declaration of create_executable_stack_info.
615 * gold.cc (queue_middle_tasks): Call create_notes.
616 * output.cc (Output_section::update_flags_for_input_section): Move
617 here from output.h. If SHF_ALLOC flag is newly set, mark address
619 * output.h (Output_data::mark_address_invalid): New function.
620 (class Output_section): Only declare, not define,
621 update_flags_for_input_section. Remove set_flags.
623 2009-06-24 Ian Lance Taylor <iant@google.com>
625 * script-sections.cc (Output_section_definition::
626 set_section_addresses): Rename shadowing local load_address to
629 2009-06-24 Ian Lance Taylor <iant@google.com>
632 * reloc.cc (relocate_sections): Skip empty relocation sections.
634 2009-06-23 Ian Lance Taylor <iant@google.com>
637 * layout.cc (Layout::create_note): Use choose_output_section
638 rather than make_output_section.
640 2009-06-23 Ian Lance Taylor <iant@google.com>
643 * options.cc (General_options::parse_V): Set printed_version_.
644 (General_options::General_options): Initialize printed_version_.
645 * options.h (class General_options): Add printed_version_ field.
646 * gold.cc (queue_initial_tasks): If there are no input files,
647 don't give a fatal error if we printed the version information.
648 (queue_middle_tasks): If using -r with a shared object, give a
649 fatal error rather than an ordinary error.
651 2009-06-23 Ian Lance Taylor <iant@google.com>
654 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
655 (Layout::make_output_section): Set have_stabstr_section_ if we see
657 (Layout::finalize): Call link_stabs_sections.
658 (Layout::link_stabs_sections): New file.
659 * layout.h (class Layout): Add have_stabstr_section_ field.
660 Declare link_stabs_sections.
662 2009-06-23 Doug Kwan <dougkwan@google.com>
664 * Makefile.am (libgold_a_LIBADD): New.
665 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
666 * Makefile.in: Regenerate.
667 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
668 * configure: Regenerate.
669 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
670 * fileread.cc: Include sys/state.h
671 * gold.h: Declare memmem and strndup if found missing.
672 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
674 2009-06-23 Ian Lance Taylor <iant@google.com>
676 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
677 * configure: Rebuild.
679 2009-06-23 Ian Lance Taylor <iant@google.com>
682 * object.cc (Object::section_contents): Don't try to get a view if
683 the section has length zero.
684 (Object::handle_gnu_warning_section): If the section is empty, use
685 the name of the section as the warning.
687 2009-06-23 Ian Lance Taylor <iant@google.com>
690 * stringpool.h (class Stringpool_template): Add optimize_ field.
691 (Stringpool_template::set_optimize): New function.
692 * stringpool.cc (Stringpool_template::Stringpool_template):
693 Initialize optimize_ field.
694 (Stringpool_template::set_string_offsets): Test local optimize
695 fild rather than parameter.
696 * layout.cc (Layout::Layout): Call set_optimize on the section
699 2009-06-22 Ian Lance Taylor <iant@google.com>
702 * yyscript.y: Parse TARGET.
703 * script.cc (script_set_target): New function.
704 * script-c.h (script_set_target): Declare.
705 * options.cc (General_options::string_to_object_format): Rename
706 from string_to_object_format in anonymous namespace. Change
708 * options.h (class General_options): Declare
709 string_to_object_format.
711 2009-06-22 Ian Lance Taylor <iant@google.com>
713 * script-sections.cc (Script_sections::create_segments): Don't put
714 program headers in a PT_LOAD segment if -n or -N.
716 2009-06-22 Ian Lance Taylor <iant@google.com>
719 * options.h (class General_options): Add -z lazy and -z now. Sort
720 -z options into alphabetical order.
721 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
723 2009-06-21 Ian Lance Taylor <iant@google.com>
725 * layout.cc (Layout::make_output_section): Call
726 Target::new_output_section.
727 (Layout::attach_allocated_section_to_segment): Put large section
728 sections in a separate load segment with the large segment flag
730 (Layout::segment_precedes): Sort large data segments after other
732 (align_file_offset): New static function.
733 (Layout::set_segment_offsets): Use align_file_offset.
734 * output.h (class Output_section): Add is_small_section_ and
735 is_large_section_ fields.
736 (Output_section::is_small_section): New function.
737 (Output_section::set_is_small_section): New function.
738 (Output_section::is_large_section): New function.
739 (Output_section::set_is_large_section): New function.
740 (Output_section::is_large_data_section): New function.
741 (class Output_segment): Add is_large_data_segment_ field.
742 (Output_segment::is_large_data_segment): New function.
743 (Output_segment::set_is_large_data_segment): New function.
744 * output.cc (Output_section::Output_section): Initialize new
746 (Output_segment::Output_segment): Likewise.
747 (Output_segment::add_output_section): Add assertion that large
748 data sections always go in large data segments. Force small data
749 sections to the end of the list of data sections. Force small BSS
750 sections to the start of the list of BSS sections. For large BSS
751 sections to the end of the list of BSS sections.
752 * symtab.h (class Symbol): Declare is_common_shndx.
753 (Symbol::is_defined): Check Symbol::is_common_shndx.
754 (Symbol::is_common): Likewise.
755 (class Symbol_table): Define enum Commons_section_type. Update
756 declarations. Add small_commons_ and large_commons_ fields.
757 * symtab.cc (Symbol::is_common_shndx): New function.
758 (Symbol_table::Symbol_table): Initialize new fields.
759 (Symbol_table::add_from_object): Put small and large common
760 symbols in the right list.
761 (Symbol_table::sized_finalized_symbol): Check
762 Symbol::is_common_shndx.
763 (Symbol_table::sized_write_globals): Likewise.
764 * common.cc (Symbol_table::do_allocate_commons): Allocate new
765 common symbol lists. Don't call do_allocate_commons_list if the
767 (Symbol_table::do_allocate_commons_list): Remove is_tls
768 parameter. Add comons_section_type parameter. Change all
769 callers. Handle small and large common symbols.
770 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
771 Symbol::is_common_shndx.
772 * resolve.cc (symbol_to_bits): Likewise.
773 * target.h (Target::small_common_shndx): New function.
774 (Target::small_common_section_flags): New function.
775 (Target::large_common_shndx): New function.
776 (Target::large_common_section_flags): New function.
777 (Target::new_output_section): New function.
778 (Target::Target_info): Add small_common_shndx, large_common_shndx,
779 small_common_section_flags, and large_common_section_flags
781 (Target::do_new_output_section): New virtual function.
782 * arm.cc (Target_arm::arm_info): Initialize new fields.
783 * i386.cc (Target_i386::i386_info): Likewise.
784 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
786 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
787 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
788 (Target_x86_64::do_new_output_section): New function.
789 * configure.ac: Define conditional MCMODEL_MEDIUM.
790 * testsuite/Makefile.am (check_PROGRAMS): Add large.
791 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
792 (large_LDFLAGS): Define.
793 * testsuite/large.c: New file.
794 * testsuite/testfile.cc (Target_test::test_target_info):
795 Initialize new fields.
796 * configure, testsuite/Makefile.in: Rebuild.
798 2009-06-05 Doug Kwan <dougkwan@google.com>
800 * Makefile.am (CCFILES): Add target.cc.
801 * Makefile.in: Regenerate.
802 * i386.cc (class Target_i386): Define new virtual method to
803 override do_is_local_label_name in parent.
804 * object.cc (Sized_relobj::do_count_local_symbols): Discard
805 local symbols if --discard-locals or -X is given.
806 * options.h (class General_options): Declare new options
807 '--discard-locals' and '-X' for discarding locals.
808 * target.h (class Target): Define new methods is_local_label_name.
809 Declare new virtual method do_is_local_label_name.
810 * target.cc: New file.
811 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
812 (check_SCRIPTS): Add discard_locals_test.sh.
813 (check_DATA): Add discard_local_tests.syms.
814 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
815 (discard_local_tests.syms, discard_locals_test.o): New make rules.
816 * testsuite/Makefile.in: Regenerate.
817 * testsuite/discard_locals_test.c: New file.
818 * testsuite/discard_locals_test.sh: Same.
820 2009-06-05 Doug Kwan <dougkwan@google.com>
822 * object.cc (Sized_relobj::Sized_relobj): Initialize
823 discarded_eh_frame_shndx_ to -1U.
824 (Sized_relobj::do_layout): Record index of a discard .eh_frame
826 (Sized_relobj::do_count_local_symbols): Skip local symbols in
827 a discarded .eh_frame section.
828 (Sized_relobj::do_finalize_local_symbols): Ditto.
829 * object.h (class Sized_relobj): Declare new member
830 discarded_eh_frame_shndx_.
831 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
832 (local_labels_test.o, local_labels_test): New rules.
833 * testsuite/Makefile.in: Regenerate.
835 2009-06-04 Doug Kwan <dougkwan@google.com>
837 * layout.cc (Layout::section_name_mapping): Add mapping for
838 special ARM sections.
840 2009-06-03 Doug Kwan <dougkwan@google.com>
842 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
843 (utils::has_overflow): Same.
845 2009-06-03 Ian Lance Taylor <iant@google.com>
847 * layout.cc (Layout::section_name_mapping): New array, replacing
848 Layout::linkonce_mapping.
849 (Layout::section_name_mapping_count): New variable, replacing
850 Layout::linkonce_mapping_count.
851 (Layout::linkonce_output_name): Remove.
852 (Layout::output_section_name): Rewrite.
853 * layout.h (class Layout): Rename Linkonce_mapping to
854 Section_name_mapping, linkonce_mapping to section_name_mapping,
855 linkonce_mapping_count to section_name_mapping_count. Don't
856 declare linkonce_output_name.
858 2009-06-03 Doug Kwan <dougkwan@google.com>
860 * gold/arm.cc (namespace utils): New.
861 (Target_arm::reloc_is_non_pic): Define new method.
862 (class Arm_relocate_functions): New.
863 (Target_arm::Relocate::relocate): Handle relocation types used by
866 2009-06-03 Ian Lance Taylor <iant@google.com>
868 * arm.cc (Target_arm::scan::global): Use || instead of |.
870 2009-06-02 Doug Kwan <dougkwan@google.com>
872 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
873 issued_non_pic_error_.
874 (class Target_arm::Scan): Declare new method check_non_pic.
875 Define new method symbol_needs_plt_entry.
876 Declare new data member issued_non_pic_error_.
877 (class Target_arm::Relocate): Declare new method
878 should_apply_static_reloc.
879 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
880 (Target_arm::Scan::check_non_pic): Define new method.
881 (Target_arm::Scan::local): Handle a small subset of reloc types used
883 (Target_arm::Scan::local): Same.
884 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
886 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
888 * incremental.cc (Incremental_inputs::report_command_line): Filter
889 out --incremental-* options.
891 2009-05-29 Doug Kwan <dougkwan@google.com>
893 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
895 (class Target_arm): Update comment.
896 (Target_arm::Target_arm): Initialize new data members GOT_,
897 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
898 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
899 and Target_arm::rel_dyn_section.
900 Declare new_enum Target_arm::Got_type.
901 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
903 Update commments for member do_dynsym_value.
904 (Target_arm::got_size, Target_arm::plt_section,
905 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
906 new methods inside class defintion.
907 (Target_arm::got_section): Define new method.
908 (Target_arm::rel_dyn_section): Same.
909 (Output_data_plt_arm): New template class.
910 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
911 (Output_data_plt_arm:do_adjust_output_section): Define new method.
912 (Output_data_plt_arm::add_entry): Same.
913 (Output_data_plt_arm::first_plt_entry): Define new
914 static data member for PLT instruction template.
915 (Output_data_plt_arm::plt_entry): Same.
916 (Output_data_plt_arm::do_write): Define new method.
917 (Target_arm::make_plt_entry): Same.
918 (Target_arm::do_finalize_sections): Same.
919 (Target_arm::do_dynsym_value): Same.
921 2009-05-28 Doug Kwan <dougkwan@google.com>
923 * Makefile.am (TARGETSOURCES): Add arm.cc.
924 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
925 * Makefile.in: Regenerate.
927 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
929 2009-05-26 Doug Kwan <dougkwan@google.com>
931 * options.cc (General_options::parse_exclude_libs). Fix a comment.
932 (General_options::check_excluded_libs): Strip off directories in
933 archive name before matching like GNU ld does.
934 * testsuite/Makefile.am (MOSTLYCLEANFILES,
935 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
936 (exclude_libs_test_LDFLAGS): Add linker option
937 -Wl,--exclude-libs,libexclude_libs_test_3
938 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
939 an explicit archive without using -l.
940 (alt/libexclude_libs_test_3.a): New make rule.
941 * testsuite/Makefile.in: Regenerate.
942 * testsuite/exclude_libs_test.c : Declare lib3_default().
944 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
945 * exclude_libs_test_3.c: New file.
947 2009-05-26 Nick Clifton <nickc@redhat.com>
949 * po/id.po: New Indonesian translation.
950 * po/gold.pot: Updated template file.
952 2009-05-22 Sriraman Tallam <tmsriram@google.com>
954 * testsuite/Makefile.am: Add -ffunction-sections to compile
955 gc_comdat_test files. Add -Wl,--gc-sections to build
957 * testsuite/Makefile.in: Regenerate.
958 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
960 2009-05-21 Sriraman Tallam <tmsriram@google.com>
962 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
963 kept comdat section was garbage collected.
964 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
965 * testsuite/Makefile.in: Regenerate.
966 * testsuite/gc_comdat_test.sh: New file.
967 * testsuite/gc_comdat_test_1.cc: New file.
968 * testsuite/gc_comdat_test_2.cc: New file.
970 2009-05-19 Doug Kwan <dougkwan@google.com>
972 * archive.cc (Archive::Archive): Move constructor from archive.h
973 to here. Initialize no_export_.
974 (Archive::get_elf_object_for_member): Set no_export flag of object.
975 * archive.h (Archive::Archive): Move constructor body to
977 (Archive::no_export): New method.
978 (Archive::no_export_): New field.
979 * object.h (Object::Object): Initialize no_export_ to false.
980 (Object::no_export, Object::set_no_export): New methods.
981 (Object::no_export_): New field.
982 * options.cc (General_options::parse_exclude_libs): New method.
983 (General_options::check_excluded_libs) Same.
984 * options.h (exclude_libs): New option.
985 (General_options::check_excluded_libs): New method declaration.
986 (General_options::excluded_libs_): New field.
987 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
988 default or protected visibility if an object has no-export flag set.
989 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
990 (check_SCRIPTS): Add exclude_libs_test.sh.
991 (check_DATA): Add exclude_libs_test.syms.
992 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
993 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
994 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
995 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
996 (exclude_libs_test.syms, libexclude_libs_test_1.a,
997 libexclude_libs_test_2.a): New rules.
998 * testsuite/Makefile.in: Regenerate.
999 * testsuite/exclude_libs_test.c: New file.
1000 * testsuite/exclude_libs_test.sh: Ditto.
1001 * testsuite/exclude_libs_test_1.c: Ditto.
1002 * testsuite/exclude_libs_test_2.c: Ditto.
1004 2009-05-15 Ian Lance Taylor <iant@google.com>
1006 * configure.ac: Check for declarations for cases where libiberty.h
1007 checks HAVE_DECL_xxx.
1008 * configure, config.in: Rebuild.
1010 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1012 * gold.h (Incremental_argument_list): Remove (invalid) forward
1014 * incremental.cc (Incremental_inputs::report_achive): New method.
1015 (Incremental_inputs::report_object): New method.
1016 (Incremental_inputs::report_script): New method.
1017 (Incremental_inputs::finalize_inputs): New method.
1018 (Incremental_inputs::finalize): Call finalize_inputs().
1019 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1020 Create inputs entries.
1021 * incremental.h (Incremental_input_type): New enum.
1022 (Incremental_inputs::Incremental_input): Initialize new fields.
1023 (Incremental_inputs::report_inputs): New method.
1024 (Incremental_inputs::report_achive): New method.
1025 (Incremental_inputs::report_object): New method.
1026 (Incremental_inputs::report_script): New method.
1027 (Incremental_inputs::finalize_inputs): New method.
1028 (Incremental_inputs::Input_info): New struct.
1029 (Incremental_inputs::Input_info_map): New typedef.
1030 (Incremental_inputs::lock_): New field.
1031 (Incremental_inputs::Inputs_): New field.
1032 (Incremental_inputs::Inputs_map): New field.
1033 * main.cc (main): Call Incremental_input::report_inputs.
1034 * options.h (Input_argument_list): Typedef moved from
1036 (Input_file_group::Files): Remove, use ::Input_argument_list.
1037 (Input_file_group::Input_argument_list): Remove, use
1038 ::Input_argument_list.
1039 * plugin.cc (Plugin_manager::add_input_file): Add error in
1041 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1043 * script.cc (read_input_script): Call
1044 Incremental_input::report_script.
1045 * script.h (Script_info): New class.
1047 2009-04-27 Ian Lance Taylor <iant@google.com>
1049 * x86_64.cc (do_adjust_output_section): Set entsize to
1052 2009-04-23 Elliott Hughes <enh@google.com>
1054 * output.cc (Output_file::close): After short writes, continue
1055 writing from the correct offset in the buffer being written.
1057 2009-04-23 Chris Demetriou <cgd@google.com>
1059 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1060 * configure: Regenerate.
1061 * config.in: Regenerate.
1062 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1063 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1065 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1067 * incremental.cc (Incremental_inputs_header_data): Renamed from
1068 Incremental_input_header_data.
1069 (Incremental_inputs_header_data::data_size): New field.
1070 (Incremental_inputs_header_data::put_input_file_count): Renamed
1071 from input_file_count.
1072 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1073 from command_line_offset.
1074 (Incremental_inputs_header_data::put_reserved): Renamed from
1076 (Incremental_inputs_entry_data): Renamed from
1077 Incremental_input_entry_data.
1078 (Incremental_inputs_entry_data::data_size): New field.
1079 (Incremental_inputs::report_command_line): New method.
1080 (Incremental_inputs::finalize): New method.
1081 (Incremental_inputs::create_incremental_inputs_data): New method.
1082 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1083 * incremental.h: New file.
1084 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1085 (Layout::finalize): Create incremental inputs section in
1087 (Layout::create_incremental_info_sections): New method.
1088 * layout.h (Layout::incremental_inputs): New method.
1089 (Layout::create_incremental_info_sections): New method.
1090 (Layout::incremental_inputs_): New field.
1091 * main.cc (main): Notify Incremental_input of the command line.
1093 2009-04-01 Ian Lance Taylor <iant@google.com>
1094 Mikolaj Zalewski <mikolajz@google.com>
1096 * gold.h (reserve_unordered_map): Define, three versions, one for
1097 each version of Unordered_map.
1098 * layout.cc (Layout::Layout): Remove options parameter. Add
1099 number_of_input_files parameter. Don't initialize options_.
1100 Initialize number_of_input_files_ and resized_signatures_. Move
1101 sections_are_attached_.
1102 (Layout::layout_group): Reserve space for group_signatures_.
1103 (Layout::find_or_add_kept_section): Change name parameter to be a
1104 reference. Resize signatures_ map when it gets large enough.
1105 (Layout::layout_eh_frame): Use parameters->options() instead of
1107 (Layout::make_output_section): Likewise.
1108 (Layout::attach_allocated_section_to_segment): Likewise.
1109 (Layout::finalize, Layout::create_executable_stack): Likewise.
1110 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1111 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1112 * layout.h (class Layout): Update declarations. Remove options_
1113 field. Add number_of_input_files_ and resized_signatures_
1114 fields. Move sections_are_attached_ field.
1115 * main.cc (main): Pass number of input files to Layout
1116 constructor. Don't pass options.
1118 2009-03-30 Ian Lance Taylor <iant@google.com>
1120 * ffsll.c (ffsll): Correct implementation.
1122 2009-03-27 Ian Lance Taylor <iant@google.com>
1124 * ffsll.c: New file.
1125 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1126 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1127 * ftruncate.c (ftruncate): Declare before definition.
1128 * mremap.c (mremap): Likewise.
1129 * pread.c (pread): Likewise.
1130 * configure, Makefile.in, config.in: Rebuild.
1132 * mremap.c: New file.
1133 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1134 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1135 (mremap): Declare if HAVE_MREMAP is not defined.
1136 * configure, Makefile.in, config.in: Rebuild.
1138 2009-03-27 Cary Coutant <ccoutant@google.com>
1140 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1141 position independent.
1142 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1143 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1145 2009-03-24 Cary Coutant <ccoutant@google.com>
1147 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1149 (needs_dynamic_reloc): Likewise.
1151 2009-03-24 Ian Lance Taylor <iant@google.com>
1153 * yyscript.y (file_cmd): Recognize EXTERN.
1154 (extern_name_list, extern_name_list_body): New nonterminals.
1155 * script.cc (script_add_extern): Define.
1156 * script-c.h (script_add_extern): Declare.
1158 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1160 * object.cc (is_elf_object): Define.
1161 * object.h (is_elf_object): Declare.
1162 * archive.cc (Archive::get_elf_object_for_member): Call
1164 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1166 2009-03-24 Elliott Hughes <enh@google.com>
1168 * output.cc (Output_file::map_anonymous): Define.
1169 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1170 try an anonymous one. Report the size if the mmap fails.
1171 * output.h (class Output_file): Declare map_anonymous.
1173 2009-03-24 Ian Lance Taylor <iant@google.com>
1175 * target-select.cc (instantiate_target): Don't acquire the lock if
1176 the instantiated_target_ field has already been set.
1178 2009-03-23 Ian Lance Taylor <iant@google.com>
1180 * gold-threads.h (class Initialize_lock): Define.
1181 * gold-threads.cc (class Initialize_lock_once): Define.
1182 (initialize_lock_control): New static variable.
1183 (initialize_lock_pointer): New static variable.
1184 (initialize_lock_once): New static function.
1185 (Initialize_lock::Initialize_lock): Define.
1186 (Initialize_lock::initialize): Define.
1187 * target-select.h: Include "gold-threads.h".
1188 (class Target_selector): Add lock_ and initialize_lock_ fields.
1189 Don't define instantiate_target, just declare it.
1190 * target-select.cc (Target_selector::Target_selector): Initialize
1192 (Target_selector::instantiate_target): Define.
1193 * descriptors.h: Include "gold-threads.h".
1194 (class Descriptors): Add initialize_lock_ field.
1195 * descriptors.cc (Descriptors::Descriptors): Initialize new
1197 (Descriptors::open): Use initialize_lock_ field
1198 * errors.h (class Errors): Add initialize_lock_ field.
1199 * errors.cc (Errors::Errors): Initialize new field.
1200 (Errors::initialize_lock): Use initialize_lock_ field.
1201 * powerpc.cc (class Target_selector_powerpc): Remove
1202 instantiated_target_ field. In do_recognize call
1203 instantiate_target rather than do_instantiate_target. In
1204 do_instantiate_target just allocate a new target.
1205 * sparc.cc (class Target_selector_sparc): Likewise.
1207 * freebsd.h: New file.
1208 * i386.cc: Include "freebsd.h".
1209 (Target_i386): Derive from Target_freebsd rather than
1211 (Target_selector_i386): Derive from Target_selector_freebsd rather
1212 than Target_selector.
1213 * x86_64.cc: Include "freebsd.h".
1214 (Target_x86_64): Derive from Target_freebsd rather than
1216 (Target_selector_x86_64): Derive from Target_selector_freebsd
1217 rather than Target_selector.
1218 * target.h (class Target): Add adjust_elf_header and
1219 do_adjust_elf_header.
1220 * output.cc (Output_file_header:: do_sized_write): Call target
1221 adjust_elf_header routine.
1222 * configure.tgt: Set targ_osabi.
1223 * configure.ac: Define GOLD_DEFAULT_OSABI.
1224 * parameters.cc (Parameters::default_target): Pass
1225 GOLD_DEFAULT_OSABI to select_target.
1226 * target-select.h (class Target_selector): Make instantiate_target
1227 protected rather than private.
1228 * Makefile.am (HFILES): Add freebsd.h.
1229 * configure, Makefile.in, config.in: Rebuild.
1231 * merge.cc (do_add_input_section): Correct pend value. Change
1232 message about last entry not being null terminated from error to
1235 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1237 * incremental.cc: New file.
1238 * Makefile.am (CCFILES): Add incremental.cc.
1239 * Makefile.in: Rebuild.
1241 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1243 * layout.cc (Layout::output_section_name): Preserve names
1244 of '.note.' sections.
1246 2009-03-19 Ian Lance Taylor <iant@google.com>
1248 * descriptors.cc (Descriptors::open): Check that the options are
1249 valid before using them.
1251 2009-03-18 Ian Lance Taylor <iant@google.com>
1253 * script-sections.h: Include <list>.
1254 (class Script_sections): Change Sections_elements from std::vector
1255 to std::list. Typedef public Elements_iterator. Add
1256 orphan_section_placement_, data_segment_align_start_, and
1257 saw_data_segment_align_ fields. Remove data_segment_align_index_
1259 * script-sections.cc (class Orphan_section_placement): New class.
1260 (class Sections_element): Add virtual functions is_relro and
1261 orphan_section_init. Remove virtual function place_orphan_here.
1262 (class Output_section_definition): Add is_relro and
1263 orphan_section_init. Remove place_orphan_here.
1264 (class Orphan_output_section): Likewise.
1265 (Script_sections::Script_sections): Update for field changes.
1266 (Script_sections::data_segment_align): Set saw_data_segment_align_
1267 and data_segment_align_start_, not data_segment_align_index.
1268 (Script_sections::data_segment_relro_end): Check
1269 saw_data_segment_align_. Use data_segment_align_start_ rather
1270 than data_segment_align_index_.
1271 (Script_sections::place_orphan): Rewrite to use
1272 Orphan_section_placement.
1274 2009-03-17 Ian Lance Taylor <iant@google.com>
1276 * archive.cc (Archive::add_symbols): Check for a version attached
1277 to the symbol name in the archive map.
1278 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1279 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1280 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1281 (ver_test_11.a): New target.
1282 * testsuite/Makefile.in: Rebuild.
1284 * configure.ac: Check for chsize and posix_fallocate. Replace
1286 * ftruncate.c: New file, from gnulib.
1287 * output.cc (posix_fallocate): Define dummy version if not
1288 HAVE_POSIX_FALLOCATE.
1289 (Output_file::map): Call posix_fallocate rather than lseek and
1291 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1292 * configure, Makefile.in, config.in: Rebuild.
1294 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1296 * layout.h (Layout::create_note): Add section_name parameter.
1297 * layout.cc (Layout::create_note): Likewise.
1298 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1300 2009-03-17 Ian Lance Taylor <iant@google.com>
1302 * descriptors.cc: Include "options.h".
1303 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1304 (Descriptors::open): Always use O_CLOEXEC when opening a new
1305 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1306 then set FD_CLOEXEC.
1308 * sparc.cc (class Target_sparc): Add has_got_section.
1309 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1310 make sure we have a GOT section.
1312 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1313 (Target_sparc::Scan::local): Likewise.
1314 (Target_sparc::Scan::global): Likewise.
1315 (Target_sparc::Relocate::relocate): Likewise.
1316 (Target_sparc::Relocate::relocate_tls): Likewise.
1318 * symtab.cc (Symbol_table::define_default_version): New function,
1319 broken out of add_from_object.
1320 (Symbol_table::add_from_object): Call define_default_version.
1321 (Symbol_table::define_special_symbol): Add resolve_oldsym
1322 parameter. Change all callers. If the version for a symbol comes
1323 from a version script, resolve it with the symbol with the same
1324 name with no version. Also add the symbol without a version if
1326 (do_define_in_output_data): If resolving with oldsym, don't delete
1328 (do_define_in_output_segment): Likewise.
1329 (do_define_as_constant): Likewise.
1330 * symtab.h (class Symbol_table): Update declarations.
1332 2009-03-13 Ian Lance Taylor <iant@google.com>
1334 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1335 (Read_symbols::requeue): New function.
1336 (Read_symbols::do_read_symbols): If make_elf_object fails because
1337 the target type is not configured, and the file was searched for,
1338 issue a warning and retry with the next directory.
1339 (Add_symbols::run): If the file has an incompatible format, and
1340 it was searched for, requeue the Read_symbols task. On error,
1342 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1343 dirindex parameter to constructor. Change all callers. Declare
1344 incompatible_warning and requeue.
1345 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1346 input_argument_ and input_group_ fields. Add them to
1347 constructor. Change all callers.
1348 (class Read_script): Add dirindex_ field. Add it to constructor.
1350 * archive.cc (Archive::setup): Remove input_objects parameter.
1352 (Archive::get_file_and_offset): Likewise.
1353 (Archive::read_all_symbols): Likewise.
1354 (Archive::read_symbols): Likewise.
1355 (Archive::get_elf_object_for_member): Remove input_objects
1356 parameter. Add punconfigured parameter. Change all callers.
1357 (Archive::add_symbols): Change return type to bool. Check return
1358 value of include_member.
1359 (Archive::include_all_members): Likewise.
1360 (Archive::include_member): Change return type to bool. Return
1361 false if first included object has incompatible target. Set
1362 included_member_ field.
1363 (Add_archive_symbols::run): If add_symbols returns false, requeue
1365 * archive.h (class Archive): Add included_member_ field.
1366 Initialize it in constructor. Add input_file and searched_for
1367 methods. Update declarations.
1368 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1369 input_argument_ fields. Add them to constructor. Change all
1371 * script.cc: Include "target-select.h".
1372 (class Parser_closure): Add skip_on_incompatible_target_ and
1373 found_incompatible_target_ fields. Add
1374 skip_on_incompatible_target parameter to constructor. Change all
1375 callers. Add methods skip_on_incompatible_target,
1376 clear_skip_on_incompatible_target, found_incompatible_target, and
1377 set_found_incompatible_target.
1378 (read_input_script): Add dirindex parameter. Change all callers.
1379 If parser finds an incompatible target, requeue Read_symbols
1381 (script_set_symbol): Clear skip_on_incompatible_target in
1383 (script_add_assertion, script_parse_option): Likewise.
1384 (script_start_sections, script_add_phdr): Likewise.
1385 (script_check_output_format): New function.
1386 * script.h (read_input_script): Update declaration.
1387 * script-c.h (script_check_output_format): Declare.
1388 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1389 (ignore_cmd): Remove OUTPUT_FORMAT.
1390 * fileread.cc (Input_file::Input_file): Add explicit this.
1391 (Input_file::will_search_for): New function.
1392 (Input_file::open): Add pindex parameter. Change all callers.
1393 * fileread.h (class Input_file): Add input_file_argument method.
1394 Declare will_search_for. Update declarations.
1395 * object.cc (make_elf_object): Add punconfigured parameter.
1397 * object.h (class Object): Make input_file public. Add
1398 searched_for method.
1399 (make_elf_object): Update declaration.
1400 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1402 * dirsearch.h (class Dirsearch): Update declaration.
1403 * options.h (class General_options): Add --warn-search-mismatch.
1404 * parameters.cc (Parameters::is_compatible_target): New function.
1405 * parameters.h (class Parameters): Declare is_compatible_target.
1406 * workqueue.cc (Workqueue::add_blocker): New function.
1407 * workqueue.h (class Workqueue): Declare add_blocker.
1409 * fileread.cc (Input_file::open): Remove options parameter.
1411 (Input_file::open_binary): Likewise.
1412 * script.cc (read_input_script): Likewise.
1413 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1414 options parameter from constructor. Change all callers.
1415 (class Read_script): Likewise.
1416 * fileread.h (class Input_file): Update declarations.
1417 * script.h (read_input_script): Update declaration.
1419 2009-03-10 Nick Clifton <nickc@redhat.com>
1421 * po/es.po: New Spanish translation.
1423 2009-03-06 Cary Coutant <ccoutant@google.com>
1425 * options.cc (parse_short_option): Keep dash_z from registering itself.
1427 2009-03-03 Ian Lance Taylor <iant@google.com>
1430 * target-reloc.h (relocate_section): Pass output_section to
1432 * i386.cc (Target_i386::should_apply_static_reloc): Add
1433 output_section parameter. Change all callers.
1434 (Target_i386::Relocate::relocate): Add output_section parameter.
1435 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1436 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1437 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1438 * testsuite/two_file_shared.sh: New script.
1439 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1440 (check_DATA): Add two_file_shared.dbg.
1441 (two_file_shared.dbg): New target.
1442 * testsuite/Makefile.in: Rebuild.
1444 2009-03-01 Ian Lance Taylor <iant@google.com>
1446 * configure.ac: Check for byteswap.h.
1447 * configure: Rebuild.
1448 * config.in: Rebuild.
1450 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1452 * layout.cc (Layout::find_or_add_kept_section): New function.
1453 (Layout::add_comdat): Removed.
1454 * layout.h (struct Kept_section): Move out of class Layout.
1455 Remove trailing underscores from field names. Add group_sections
1456 field. Rename group_ field to is_group. Change all uses.
1457 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1458 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1459 comdat_groups_ field.
1460 (Sized_relobj::include_section_group): Use
1461 find_or_add_kept_section and Kept_section::group_sections.
1462 (Sized_relobj::include_linkonce_section): Likewise.
1463 * object.cc (class Sized_relobj): Don't define Comdat_group or
1464 Comdat_group_table. Remove find_comdat_group and
1465 add_comdat_group. Remove comdat_groups_ field.
1466 * plugin.cc (include_comdat_group): Use
1467 Layout::find_or_add_kept_section.
1469 2009-02-28 Ian Lance Taylor <iant@google.com>
1471 * README: --gc-sections and map files are now supported. Document
1472 some build requirements.
1475 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1476 relocatable link set the value of the section symbol to zero.
1477 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1478 relocatable link don't include the section address in the local
1481 2009-02-27 Ian Lance Taylor <iant@google.com>
1484 * options.h (class Search_directory): Add is_system_directory.
1485 (class General_options): Declare is_in_system_directory.
1486 * options.cc (get_relative_sysroot): Make static.
1487 (get_default_sysroot): Make static.
1488 (General_optoins::is_in_system_directory): New function.
1489 * fileread.cc (Input_file::is_in_system_directory): New function.
1490 * fileread.h (class Input_file): Declare is_in_system_directory.
1491 * object.h (class Object): Add is_in_system_directory.
1492 (class Input_objects): Remove system_library_directory_ field.
1493 * object.cc (Input_objects::add_object): Don't set
1494 system_library_directory_.
1495 (input_objects::found_in_system_library_directory): Remove.
1496 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1497 parameter. Change all callers.
1498 (Symbol_table::sized_write_globals): Likewise.
1499 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1500 Call Object::is_in_system_directory.
1501 * symtab.h (class Symbol_table): Update declarations.
1504 * descriptors.h (Open_descriptor): Add is_on_stack field.
1505 * descriptors.cc (Descriptors::open): If the descriptor is on the
1506 top of the stack, remove it. Initialize is_on_stack field.
1507 (Descriptors::release): Only add pod to stack if it is not on the
1509 (Descriptors::close_some_descriptor): Clear stack_next and
1513 * output.cc (Output_section::find_starting_output_address): Rename
1514 from starting_output_address; add PADDR parameter; change return
1516 * output.h (class Output_section): Declare
1517 find_starting_output_address instead of starting_output_address.
1518 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1519 section symbol for which we can't find a merge section.
1522 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1523 hidden or internal, force the symbol to be local.
1524 * resolve.cc (Symbol::override_visibility): Define.
1525 (Symbol::override_base): Use override_visibility.
1526 (Symbol_table::resolve): Likewise.
1527 (Symbol::override_base_with_special): Likewise.
1528 (Symbol_table::override_with_special): If the visibility is hidden
1529 or internal, force the symbol to be local.
1530 * symtab.h (class Symbol): Add set_visibility and
1531 override_visibility.
1532 * testsuite/ver_test_1.sh: New file.
1533 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1534 (check_DATA): Add ver_test_1.syms.
1535 (ver_test_1.syms): New target.
1536 * testsuite/Makefile.in: Rebuild.
1538 2009-02-25 Cary Coutant <ccoutant@google.com>
1540 * layout.cc (Layout::choose_output_section): Don't rename sections
1541 when using a linker script that has a SECTIONS clause.
1542 * Makefile.in: Regenerate.
1544 * testsuite/Makefile.am (script_test_5.sh): New test case.
1545 * testsuite/Makefile.in: Regenerate.
1546 * testsuite/script_test_5.cc: New file.
1547 * testsuite/script_test_5.sh: New file.
1548 * testsuite/script_test_5.t: New file.
1550 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1552 * archive.cc (Archive::include_member): Update calls to add_symbols.
1553 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1554 the Layout argument.
1555 * dynobj.h (do_add_symbols): Add the Layout argument.
1556 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1558 * object.h (Object::add_symbols): Add the Layout argument.
1559 (Object::do_add_symbols): Add the Layout argument.
1560 (Sized_relobj::do_add_symbols): Add the Layout argument.
1561 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1562 Unify the two versions.
1563 (Add_plugin_symbols): Remove.
1564 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1565 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1566 (Add_plugin_symbols): Remove.
1567 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1568 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1569 (Add_symbols::run): Make it work with Pulginobj.
1571 2009-02-06 Ian Lance Taylor <iant@google.com>
1573 * object.cc (Sized_relobj::do_layout): Make info message start
1574 with lower case letter.
1576 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1578 * binary.cc: Fix file comment.
1580 * options.h (enum Incremental_disposition): Define.
1581 (class General_options): Add new options: --incremental,
1582 --incremental_changed, --incremental_unchanged,
1583 --incremental_unknown. Add incremental_disposition_ and
1584 implicit_incremental_ fields.
1585 (General_options::incremental_disposition): New function.
1586 (class Position_dependent_options): Add incremental_disposition
1588 (Position_dependent_options::copy_from_options): Set incremental
1590 * options.cc (General_options::parse_incremental_changed): New
1592 (General_options::parse_incremental_unchanged): New function.
1593 (General_options::parse_incremental_unknown): New function.
1594 (General_options::General_options): Initialize new fields
1595 incremental_disposition_ and implicit_incremental_.
1596 (General_options::finalize): Check for uasge of --incremental-*
1597 without --incremental.
1599 2009-02-06 Chris Demetriou <cgd@google.com>
1601 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1602 pointer and to report location as the file name associated with
1604 (gold_undefined_symbol_at_location): New function to replace the
1605 old gold_undefined_symbol functionality.
1606 * target-reloc.h (relocate_section): Update to use
1607 gold_undefined_symbol_at_location.
1608 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1609 Call gold_undefined_symbol function rather than gold_error.
1610 * errors.h (Errors::undefined_symbol): Take location as a
1611 string, rather than calculating it from a relocation.
1612 * errors.cc (Errors::fatal): Print "fatal error:" before the
1614 (Errors::error, Errors::error_at_location): Print "error: "
1615 before the formatted message.
1616 (Errors::undefined_symbol): Take location as a string, rather
1617 than calculating it from a relocation.
1618 (gold_undefined_symbol_at_location): New function akin to
1619 old gold_undefined_symbol, calculates location from relocation.
1620 (gold_undefined_symbol): Change to take only a Symbol pointer
1621 and to report location as the file name associated with the symbol.
1622 * testsuite/debug_msg.sh: Update for changed error messages.
1623 * testsuite/undef_symbol.sh: Likewise.
1625 2009-02-04 Duncan Sands <baldrick@free.fr>
1628 * reduced_debug_output.h
1629 (Output_reduced_debug_abbrev_section::failed): Use format for
1631 (Output_reduced_debug_info_section::faild): Likewise.
1633 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1635 * script.cc (Lazy_demangler): New class.
1636 (Version_script_info::get_symbol_version_helper): Demangle a
1639 2009-01-29 Cary Coutant <ccoutant@google.com>
1641 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1643 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1645 2009-01-28 Ian Lance Taylor <iant@google.com>
1647 * version.cc (version_string): Bump to 1.9.
1649 * gold.h: Include <cstring> and <stdint.h>.
1650 * version.cc: Include <cstdio>.
1651 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1653 * reduced_debug_output.cc (insert_into_vector): Rename from
1654 Insert_into_vector; change all callers. Use Swap_unaligned to
1655 avoid aliasing issue; remove union since it is unnecessary.
1657 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1659 * Makefile.am (CCFILES): Add gc.cc.
1661 * Makefile.in: Regenerate.
1662 * gold.cc (Gc_runner): New class.
1663 (queue_initial_tasks): Call garbage collection related tasks
1664 when corresponding options are invoked.
1665 (queue_middle_gc_tasks): New function.
1666 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1667 processed early before laying out sections during garbage collection.
1668 * gold.h (queue_middle_gc_tasks): New function.
1669 (is_prefix_of): Move from "layout.cc".
1670 * i386.cc (Target_i386::gc_process_relocs): New function.
1671 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1672 * main.cc (main): Create object of class "Garbage_collection".
1673 * object.cc (Relobj::copy_symbols_data): New function.
1674 (Relobj::is_section_name_included): New function.
1675 (Sized_relobj::do_layout): Allow this function to be called twice
1676 during garbage collection and defer layout of section during the
1678 * object.h (Relobj::get_symbols_data): New function.
1679 (Relobj::is_section_name_included): New function.
1680 (Relobj::copy_symbols_data): New function.
1681 (Relobj::set_symbols_data): New function.
1682 (Relobj::get_relocs_data): New function.
1683 (Relobj::set_relocs_data): New function.
1684 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1685 (Relobj::gc_process_relocs): New function.
1686 (Relobj::do_gc_process_relocs): New pure virtual function.
1687 (Relobj::sd_): New data member.
1688 (Sized_relobj::is_output_section_offset_invalid): New function.
1689 (Sized_relobj::do_gc_process_relocs): New function.
1690 * options.h (General_options::gc_sections): Modify to not be a no-op.
1691 (General_options::print_gc_sections): New option.
1692 * plugin.cc (Plugin_finish::run): Remove function call to
1693 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1694 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1695 * reloc.cc (Read_relocs::run): Add task to process relocs and
1696 determine unreferenced sections when doing garbage collection.
1697 (Gc_process_relocs): New class.
1698 (Sized_relobj::do_gc_process_relocs): New function.
1699 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1700 sections that are garbage collected.
1701 * reloc.h (Gc_process_relocs): New class.
1702 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1703 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1704 symbols whose corresponding sections are garbage collected.
1705 (Symbol_table::Symbol_table): Add new parameter for the garbage
1707 (Symbol_table::gc_mark_undef_symbols): New function.
1708 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1709 (Symbol_table::gc_mark_dyn_syms): New function.
1710 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1712 (Symbol_table::add_from_object): Likewise.
1713 (Symbol_table::add_from_relobj): When building shared objects, do not
1714 treat externally visible symbols as garbage.
1715 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1716 table information for static and relocatable links.
1717 * symtab.h (Symbol_table::set_gc): New function.
1718 (Symbol_table::gc): New function.
1719 (Symbol_table::gc_mark_undef_symbols): New function.
1720 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1721 (Symbol_table::gc_mark_dyn_syms): New function.
1722 (Symbol_table::gc_): New data member.
1723 * target.h (Sized_target::gc_process_relocs): New pure virtual
1725 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1726 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1728 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1730 * options.h (General_options::gc_sections): Define as a no-op for now.
1731 (General_options::no_keep_memory): Ditto.
1732 (General_options::Bshareable): Define.
1733 * options.cc (General_options::finalize): Honor -Bshareable.
1735 2009-01-20 Andreas Schwab <schwab@suse.de>
1737 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1738 read the value in the contents, since we don't use it. Use the
1739 template endianness when writing.
1740 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1742 2009-01-19 Andreas Schwab <schwab@suse.de>
1744 * configure.tgt (powerpc64-*): Fix targ_obj.
1746 2009-01-15 Ian Lance Taylor <iant@google.com>
1748 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1749 local symbols when stripping all symbols.
1751 2009-01-14 Cary Coutant <ccoutant@google.com>
1753 * output.cc (Output_reloc): Add explicit instantiations.
1755 2009-01-14 Cary Coutant <ccoutant@google.com>
1757 * archive.cc (Archive::get_elf_object_for_member): Remove call
1758 to File_read::claim_for_plugin.
1759 * descriptors.cc (Descriptors::open): Remove reference to
1761 (Descriptors::claim_for_plugin): Remove.
1762 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1763 (Descriptors::is_claimed): Remove.
1764 (claim_descriptor_for_plugin): Remove.
1765 * fileread.cc (File_read::claim_for_plugin): Remove.
1766 * fileread.h (File_read::claim_for_plugin): Remove.
1767 (File_read::descriptor): Reopen descriptor if necessary.
1768 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1769 (Plugin_manager::all_symbols_read): Add task parameter. Change
1771 (Plugin_manager::get_input_file): New function.
1772 (Plugin_manager::release_input_file): New function.
1773 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1774 corresponding data member.
1775 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1776 and pass to base constructor. Change all callers.
1777 (get_input_file, release_input_file): New functions.
1778 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1779 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1780 (Plugin_manager::all_symbols_read): Add task parameter.
1781 (Plugin_manager::get_input_file): New function.
1782 (Plugin_manager::release_input_file): New function.
1783 (Plugin_manager::task_): New data member.
1784 (Pluginobj::Pluginobj): Add filesize parameter.
1785 (Pluginobj::filename): New function.
1786 (Pluginobj::descriptor): New function.
1787 (Pluginobj::filesize): New function.
1788 (Pluginobj::filesize_): New data member.
1789 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1790 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1791 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1793 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1794 with archive libraries.
1795 * testsuite/Makefile.in: Regenerate.
1796 * testsuite/plugin_test.c (struct sym_info): New type.
1797 (get_input_file, release_input_file): New static variables.
1798 (onload): Capture new transfer vector entries.
1799 (claim_file_hook): Stop reading at end of file according to filesize.
1800 Factor out parsing of readelf output into separate function.
1801 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1802 APIs and get the source file name from the symbol table. Convert
1803 source file name to corresponding object file name. Print info
1804 message when adding new input files.
1805 (parse_readelf_line): New function.
1806 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1807 * testsuite/plugin_test_2.sh: Likewise.
1808 * testsuite/plugin_test_3.sh: Likewise.
1809 * testsuite/plugin_test_4.sh: New test case.
1811 2009-01-07 Ian Lance Taylor <iant@google.com>
1813 * version.cc (version_string): Bump to 1.8.
1815 2008-12-23 Cary Coutant <ccoutant@google.com>
1817 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1818 * plugin.cc (Plugin_manager::finish): Rename as
1819 layout_deferred_objects. Move cleanup to separate function.
1820 (Plugin_manager::cleanup): New function.
1821 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1823 * plugin.h (Plugin_manager::finish): Rename as
1824 layout_deferred_objects.
1825 (Plugin_manager::cleanup): New function.
1826 (Plugin_manager::cleanup_done): New field.
1828 2008-12-23 Cary Coutant <ccoutant@google.com>
1830 * plugin.cc (is_visible_from_outside): New function.
1831 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1832 so we don't return "IR only" status for exported symbols or -r links.
1834 * testsuite/Makefile.am (plugin_test_3): New test case.
1835 * testsuite/Makefile.in: Regenerate.
1836 * testsuite/plugin_test_3.sh: New file.
1838 2008-12-22 Cary Coutant <ccoutant@google.com>
1840 * object.cc (Sized_relobj::layout_section): New function.
1841 (Sized_relobj::do_layout): Defer layout of input sections until after
1842 plugin has provided replacement files.
1843 (Sized_relobj::do_layout_deferred_sections): New function.
1844 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1845 (Relobj::layout_deferred_sections): New function.
1846 (Relobj::do_layout_deferred_sections): New function.
1847 (Sized_relobj::do_layout_deferred_sections): New function.
1848 (Sized_relobj::layout_section): New function.
1849 (Sized_relobj::Deferred_layout): New structure.
1850 (Sized_relobj::deferred_layout_): New field.
1851 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1852 Change all callers. Layout deferred sections.
1853 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1855 (Plugin_hook::run): Move code from do_plugin_hook inline.
1856 (Plugin_hook::do_plugin_hook): Remove.
1857 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1858 (Plugin_manager::finish): Renamed, was cleanup.
1859 (Plugin_manager::should_defer_layout): New function.
1860 (Plugin_manager::add_deferred_layout_object): New function.
1861 (Plugin_manager::Deferred_layout_list): New type.
1862 (Plugin_manager::deferred_layout_objects_): New field.
1863 (Plugin_hook::do_plugin_hook): Remove.
1865 2008-12-17 Ian Lance Taylor <iant@google.com>
1867 * options.h (class General_options): Add --no case for
1870 2008-12-16 Cary Coutant <ccoutant@google.com>
1872 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1874 (Plugin_manager::claim_file): Create plugin object even if
1875 plugin did not call the add_symbols callback.
1876 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1877 asking for more symbols than were added.
1878 * testsuite/Makefile.am (plugin_test_1): Add test case with
1880 (empty.syms): New target.
1881 * testsuite/Makefile.in: Regenerate.
1882 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1883 message. Don't call add_symbols if no globals.
1884 (all_symbols_read_hook): Don't provide replacement for empty
1887 2008-12-12 Ian Lance Taylor <iant@google.com>
1889 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1890 r_type == 0 for a local symbol with r_sym == 0.
1891 (scan_relocatable_relocs): Pass r_sym to
1892 local_non_section_strategy.
1893 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1896 * configure.ac: Update test for TLS descriptors: they are
1897 supported as of glibc 2.9.
1898 * configure: Rebuild.
1900 2008-12-11 Ian Lance Taylor <iant@google.com>
1903 * target-reloc.h (Default_scan_relocatable_relocs): For each
1904 function, map r_type == 0 to RELOC_DISCARD.
1906 2008-12-10 Cary Coutant <ccoutant@google.com>
1908 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1909 object to override a kept COMDAT group from a plugin object.
1911 2008-12-09 Ian Lance Taylor <iant@google.com>
1914 * yyscript.y (file_cmd): Handle INPUT.
1916 * testsuite/initpri1.c: Change all declarations to be full
1917 prototypes by adding void, to avoid compiler warnings.
1919 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1921 * options.cc (General_options::parse_plugin_opt): New.
1922 (General_options::add_plugin): The argument now is just the filename.
1923 (General_options::add_plugin_option): New.
1924 * options.h (plugin_opt): New.
1925 (add_plugin): Change argument name.
1926 (add_plugin_option): New.
1927 * plugin.cc (Plugin::load): Don't parse the plugin option.
1928 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1929 (Plugin::add_option): New.
1930 (Plugin::args_): Change type.
1931 (Plugin::filename_): New.
1932 (Plugin_manager::add_plugin_option): New.
1933 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1934 * testsuite/Makefile.in: Regenerate.
1936 2008-12-05 Cary Coutant <ccoutant@google.com>
1938 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1939 Handle --strip-lto-sections option.
1940 * options.h (strip_lto_sections): New option.
1942 2008-12-01 Cary Coutant <ccoutant@google.com>
1944 * plugin.cc (ld_plugin_message): Change format parameter to const.
1945 Fix mismatch between new[] and delete.
1947 2008-11-14 Cary Coutant <ccoutant@google.com>
1949 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1952 2008-11-05 Craig Silverstein <csilvers@google.com>
1954 * options.cc (General_options::parse_dynamic_list): New function.
1955 * options.h (General_options): New flags dynamic_list,
1956 dynamic_list_data, dynamic_list_cpp_new, and
1957 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1958 (General_options::in_dynamic_list): New function.
1959 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1960 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1961 (Lex::can_continue_name): Likewise.
1963 (read_script_file): New parameter script_options.
1964 (read_dynamic_list): New function.
1965 (Script_options::define_dynamic_list): New function.
1966 (dynamic_list_keyword_parsecodes): New variable.
1967 (dynamic_list_keywords): New variable.
1968 * script.h (Script_options::define_dynamic_list): New function
1970 (read_dynamic_list): New function prototype.
1971 * symtab.cc (strprefix): New macro.
1972 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1973 dynamic_list_data, dynamic_list_cpp_new, and
1974 dynamic_list_cpp_typeinfo.
1975 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1976 (dynamic_list_expr): New rule.
1977 (dynamic_list_nodes): Likewise.
1978 (dynamic_list_node): Likewise.
1979 * testsuite/Makefile.am (dynamic_list): New test.
1980 * testsuite/Makefile.in: Regenerated.
1981 * testsuite/dynamic_list.t: New file.
1982 * testsuite/dynamic_list.sh: New file.
1984 2008-11-05 Craig Silverstein <csilvers@google.com>
1986 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1987 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1988 (t11_last): Likewise.
1989 * testsuite/ver_test_6.c (main): Likewise.
1991 2008-10-07 Cary Coutant <ccoutant@google.com>
1993 * options.c (General_options::finalize): Add check for -static and
1995 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1998 2008-10-02 Cary Coutant <ccoutant@google.com>
2000 * plugin.cc (make_sized_plugin_object): Fix conditional
2001 compilation to work when not all targets are enabled.
2003 2008-09-29 Cary Coutant <ccoutant@google.com>
2005 * archive.cc (Archive::get_file_and_offset): Use filename instead
2006 of name to get library path.
2007 (Archive::include_member): Unlock external member of a thin archive.
2009 * testsuite/Makefile.am (TEST_AR): New variable.
2010 (thin_archive_test_1): New test.
2011 (thin_archive_test_2): New test.
2012 * testsuite/Makefile.in: Regenerate.
2013 * testsuite/thin_archive_main.cc: New file.
2014 * testsuite/thin_archive_test_1.cc: New file.
2015 * testsuite/thin_archive_test_2.cc: New file.
2016 * testsuite/thin_archive_test_3.cc: New file.
2017 * testsuite/thin_archive_test_4.cc: New file.
2019 2008-09-29 Cary Coutant <ccoutant@google.com>
2021 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2022 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2024 (Sized_relobj::do_finalize_local_symbols): Likewise.
2025 (Sized_relobj::map_to_kept_section): Likewise.
2026 * object.h (Sized_relobj::invalid_address): New constant.
2027 (Sized_relobj::do_output_section_offset): Check for invalid_address
2029 * output.cc (Output_reloc::local_section_offset): Use constant
2030 invalid_address instead of -1U.
2031 (Output_reloc::get_address): Likewise.
2032 (Output_section::output_address): Change -1U to -1ULL.
2033 * output.h (Output_reloc::invalid_address): New constant.
2034 * reloc.cc (Sized_relobj::write_sections): Use constant
2035 invalid_address instead of -1U.
2036 (Sized_relobj::relocate_sections): Likewise.
2037 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2038 values for merge sections.
2039 * target-reloc.h (relocate_for_relocatable): Use constant
2040 invalid_address instead of -1U.
2042 2008-09-19 Cary Coutant <ccoutant@google.com>
2044 Add plugin functionality for link-time optimization (LTO).
2045 * configure.ac (plugins): Add --enable-plugins option.
2046 * configure: Regenerate.
2047 * config.in: Regenerate.
2048 * Makefile.am (LIBDL): New variable.
2049 (CCFILES): Add plugin.cc.
2050 (HFILES): Add plugin.h.
2051 (ldadd_var): Add LIBDL.
2052 * Makefile.in: Regenerate.
2054 * archive.cc: Include "plugin.h".
2055 (Archive::setup): Don't preread archive symbols when using a plugin.
2056 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2057 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2059 (Archive::include_member): Add symbols from plugin objects.
2060 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2061 * descriptors.cc (Descriptors::open): Check for file descriptors
2062 abandoned by plugins.
2063 (Descriptors::claim_for_plugin): New function.
2064 * descriptors.h (Descriptors::claim_for_plugin): New function.
2065 (Open_descriptor::is_claimed): New field.
2066 (claim_descriptor_for_plugin): New function.
2067 * fileread.cc (File_read::claim_for_plugin): New function.
2068 * fileread.h (File_read::claim_for_plugin): New function.
2069 (File_read::descriptor): New function.
2070 * gold.cc: Include "plugin.h".
2071 (queue_initial_tasks): Add task to call plugin hooks for generating
2073 * main.cc: Include "plugin.h".
2074 (main): Load plugin libraries.
2075 * object.h (Pluginobj): Declare.
2076 (Object::pluginobj): New function.
2077 (Object::do_pluginobj): New function.
2078 (Object::set_target): New function.
2079 * options.cc: Include "plugin.h".
2080 (General_options::parse_plugin): New function.
2081 (General_options::General_options): Initialize plugins_ field.
2082 (General_options::add_plugin): New function.
2083 * options.h (Plugin_manager): Declare.
2084 (General_options): Add --plugin option.
2085 (General_options::has_plugins): New function.
2086 (General_options::plugins): New function.
2087 (General_options::add_plugin): New function.
2088 (General_options::plugins_): New field.
2089 * plugin.cc: New file.
2090 * plugin.h: New file.
2091 * readsyms.cc: Include "plugin.h".
2092 (Read_symbols::do_read_symbols): Check for archive before checking
2093 for ELF file. Call plugin hooks to claim files.
2094 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2095 from a real object file; force override when processing replacement
2097 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2098 (Symbol::init_base_object): Likewise.
2099 (Symbol::init_base_output_data): Likewise.
2100 (Symbol::init_base_output_segment): Likewise.
2101 (Symbol::init_base_constant): Likewise.
2102 (Symbol::init_base_undefined): Likewise.
2103 (Symbol::output_section): Assert that object is not a plugin.
2104 (Symbol_table::add_from_pluginobj): New function.
2105 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2107 (Symbol_table::sized_write_globals): Likewise.
2108 (Symbol_table::add_from_pluginobj): Instantiate template.
2109 * symtab.h (Sized_pluginobj): Declare.
2110 (Symbol::in_real_elf): New function.
2111 (Symbol::set_in_real_elf): New function.
2112 (Symbol::in_real_elf_): New field.
2113 (Symbol_table::add_from_pluginobj): New function.
2115 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2116 (LIBDL): New variable.
2118 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2119 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2120 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2121 (MOSTLYCLEANFILES): Likewise.
2122 * testsuite/Makefile.in: Regenerate.
2123 * testsuite/plugin_test.c: New file.
2124 * testsuite/plugin_test_1.sh: New file.
2125 * testsuite/plugin_test_2.sh: New file.
2127 2008-09-16 Ian Lance Taylor <iant@google.com>
2129 * target-reloc.h (relocate_section): Check whether a symbol is
2130 defined by the ABI before reporting an undefined symbol error.
2131 * target.h (Target::is_defined_by_abi): Make parameter const.
2132 (Target::do_is_defined_by_abi): Likewise.
2133 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2134 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2135 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2136 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2137 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2138 * testsuite/Makefile.in: Rebuild.
2140 * fileread.cc (make_view): Add casts to avoid warning.
2142 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2144 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2145 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2147 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2149 * options.h (General_options::output_is_executable): New.
2150 (General_options::output_is_pie): New.
2151 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2152 for shared libraries.
2153 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2155 2008-09-11 Chris Demetriou <cgd@google.com>
2157 * options.h (origin): New -z option.
2158 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2159 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2162 2008-09-05 Cary Coutant <ccoutant@google.com>
2164 * fileread.cc (File_read::make_view): Add check for attempt to map
2167 2008-09-05 Cary Coutant <ccoutant@google.com>
2169 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2170 explicit instantiations.
2172 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2175 * options.cc (General_options::finalize): Allow undefined symbols
2176 in shlibs if linking -shared.
2179 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2180 symbols as not needing a dynsym entry.
2182 2008-08-20 Craig Silverstein <csilvers@google.com>
2184 * fileread.cc (File_read::open): Do not lock the file unless it
2185 was successfully opened.
2187 2008-08-14 Cary Coutant <ccoutant@google.com>
2189 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2190 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2191 * testsuite/tls_test.cc (struct int128): 128-bit struct
2192 for testing TLS relocs with non-zero addend.
2193 (v12): New TLS variable.
2195 (t_last): Add check for v12.
2196 * testsuite/tls_test.h (t12): New function.
2197 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2199 2008-08-13 Ian Lance Taylor <iant@google.com>
2201 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2202 set tls_segment_ or relro_segment_.
2203 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2205 * output.h (Output_section::clear_is_relro): New function.
2206 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2207 sections specially even when output_data_ is empty.
2208 (Output_segment::maximum_alignment): When first section is relro,
2209 only force alignment for PT_LOAD segments.
2210 * script.cc (script_data_segment_align): New function.
2211 (script_data_segment_relro_end): New function.
2212 * script-c.h (script_data_segment_align): Declare.
2213 (script_data_segment_relro_end): Declare.
2214 * script-sections.h (class Script_sections): Declare
2215 data_segment_align and data_segment_relro_end. Add fields
2216 segment_align_index_ and saw_relro_end_.
2217 * script-sections.cc (class Sections_element): Add set_is_relro
2218 virtual function. Add new bool* parameter to place_orphan_here.
2219 Add get_output_section virtual function.
2220 (class Output_section_definition): Add set_is_relro. Add new
2221 bool* parameter to place_orphan_here. Add get_output_section.
2222 Add is_relro_ field.
2223 (Output_section_definition::Output_section_definition): Initialize
2224 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2225 and is_relro_ fields.
2226 (Output_section_definition::place_orphan_here): Add is_relro
2228 (Output_section_definition::set_section_addresses): Set relro for
2230 (Output_section_definition::alternate_constraint): Likewise.
2231 (class Orphan_output_section): Add new bool* parameter to
2232 place_orphan_here. Add get_output_section.
2233 (Orphan_output_section::place_orphan_here): Add is_relro
2235 (Script_sections::Script_sections): Initialize
2236 data_segment_align_index_ and saw_relro_end_.
2237 (Script_sections::data_segment_align): New function.
2238 (Script_sections::data_segment_relro_end): New function.
2239 (Script_sections::place_orphan): Set or clear is_relro.
2240 (Script_sections::set_section_addresses): Force alignment of first
2242 * yyscript.y (exp): Call script_data_segment_align and
2243 script_data_segment_relro_end.
2244 * testsuite/relro_script_test.t: New file.
2245 * testsuite/relro_test.cc (using_script): Declare.
2246 (t1, t2): Test using_script.
2247 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2248 (relro_script_test_SOURCES): Define.
2249 (relro_script_test_DEPENDENCIES): Define.
2250 (relro_script_test_LDFLAGS): Define.
2251 (relro_script_test_LDADD): Define.
2252 (relro_script_test.so): New target.
2253 * testsuite/Makefile.in: Rebuild.
2255 2008-08-06 Cary Coutant <ccoutant@google.com>
2257 * archive.cc (Archive::total_archives, Archive::total_members)
2258 (Archive::total_members_loaded): New variables.
2259 (Archive::setup): Add parameter. Add option to preread
2261 (Archive::read_armap): Add counter.
2262 (Archive::get_file_and_offset): New function.
2263 (Archive::get_elf_object_for_member): New function.
2264 (Archive::read_all_symbols): New function.
2265 (Archive::read_symbols): New function.
2266 (Archive::add_symbols): Add counters.
2267 (Archive::include_all_members): Use armap to find members if it's
2269 (Archive::include_member): Skip reading symbols if already read.
2270 Factored code into Archive::get_file_and_offset and
2271 Archive::get_elf_object_for_member. Changed call to
2272 Mapfile::report_include_archive_member.
2273 (Archive::print_stats): New function.
2274 * archive.h: Declare Object and Read_symbols_data classes.
2275 (Archive::Archive): Add initializers for new members.
2276 (Archive::setup): Add parameter.
2277 (Archive::print_stats): New function.
2278 (Archive::total_archives, Archive::total_members)
2279 (Archive::total_members_loaded): New variables.
2280 (Archive::get_file_and_offset): New function.
2281 (Archive::get_elf_object_for_member): New function.
2282 (Archive::read_all_symbols): New function.
2283 (Archive::read_symbols): New function.
2284 (Archive::Archive_member): New class.
2285 (Archive::members_): New member.
2286 (Archive::num_members_): New member.
2287 * main.cc: Include archive.h.
2288 (main): Call Archive::print_stats.
2289 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2290 archive parameter; member_name is now the fully-decorated name.
2291 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2292 * options.h: (General_options): Add --preread-archive-symbols option.
2293 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2296 2008-08-04 Ian Lance Taylor <iant@google.com>
2298 * symtab.h (Symbol::use_plt_offset): New function.
2299 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2300 * powerpc.cc (Relocate::relocate): Likewise.
2301 * sparc.cc (Relocate::relocate): Likewise.
2302 * x86_64.cc (Relocate::relocate): Likewise.
2303 * testsuite/weak_plt.sh: New test.
2304 * testsuite/weak_plt_main.cc: New test.
2305 * testsuite/weak_plt_shared.cc: New test.
2306 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2307 (check_PROGRAMS): Add weak_plt.
2308 (check_DATA): Add weak_plt_shared.so.
2309 (weak_plt_main_pic.o, weak_plt): New targets.
2310 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2311 * testsuite/Makefile.in: Rebuild.
2313 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2315 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2316 * testsuite/Makefile.in: Rebuild.
2318 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2320 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2321 * Makefile.in: Regenerate.
2322 * po/POTFILES.in: Regenerate.
2324 2008-07-29 Ian Lance Taylor <iant@google.com>
2326 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2327 symbols before other symbols.
2328 * testsuite/script_test_2.cc (test_addr): Declare.
2329 (test_addr_alias): Declare.
2330 (main): Check that test_addr and test_addr_alias have the right
2332 * testsuite/script_test_2.t: Define test_addr_alias and
2335 2008-07-24 Ian Lance Taylor <iant@google.com>
2338 * descriptors.cc: New file.
2339 * descriptors.h: New file.
2340 * gold-threads.h (class Hold_optional_lock): New class.
2341 * fileread.cc: Include "descriptors.h".
2342 (File_read::~File_read): Release descriptor rather than closing
2344 (File_read::open) [file]: Call open_descriptor rather than open.
2345 Set is_descriptor_opened_.
2346 (File_read::open) [memory]: Assert that descriptor is not open.
2347 (File_read::reopen_descriptor): New function.
2348 (File_read::release): Release descriptor.
2349 (File_read::do_read): Make non-const. Reopen descriptor.
2350 (File_read::read): Make non-const.
2351 (File_read::make_view): Reopen descriptor.
2352 (File_read::do_readv): Likewise.
2353 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2354 Update declarations.
2355 * layout.cc: Include "descriptors.h".
2356 (Layout::create_build_id): Use open_descriptor rather than open.
2357 * output.cc: Include "descriptors.h".
2358 (Output_file::open): Use open_descriptor rather than open.
2359 * archive.cc (Archive::const_iterator): Change Archive to be
2361 (Archive::begin, Archive::end): Make non-const.
2362 (Archive::count_members): Likewise.
2363 * archive.h (class Archive): Update declarations.
2364 * object.h (Object::read): Make non-const.
2365 * Makefile.am (CCFILES): Add descriptors.cc.
2366 (HFILES): Add descriptors.h.
2367 * Makefile.in: Rebuild.
2370 * gold.h: Always include <clocale>. Add Solaris workarounds
2371 following code in binutils/sysdep.h.
2374 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2375 this->eh_frame_hdr_ is NULL before using it.
2377 * dynobj.cc (Versions::Versions): Update comment.
2379 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2380 the base version name.
2382 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2383 array size plus one.
2384 (Stringpool_template::set_string_offsets): Subtract one from key
2385 before using it as an array index.
2386 (Stringpool_template::get_offset_with_length): Likewise.
2387 (Stringpool_template::write_to_buffer): Likewise.
2388 * stringpool.h (Stringpool_template::get_offset_from_key):
2391 2008-07-23 Ian Lance Taylor <iant@google.com>
2394 * object.h (Merged_symbol_value::value): Do our best to handle a
2398 * script.cc (Version_script_info::get_versions): Don't add empty
2399 version tag to return value.
2400 (Version_script_info::get_symbol_version_helper): Change return
2401 type to bool. Add pversion parameter. Change all callers.
2402 (script_register_vers_node): Don't require a non-NULL tag.
2403 * script.h (class Version_script_info): Update declarations.
2404 (Version_script_info::get_symbol_version): Change return type to
2405 bool. Add version parameter. Change all callers.
2406 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2407 handling. Handle an empty version from a version script.
2408 (Symbol_table::define_special_symbol): Likewise.
2409 * testsuite/ver_test_10.script: New file.
2410 * testsuite/ver_test_10.sh: New file.
2411 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2412 (check_DATA): Add ver_test_10.syms.
2413 (ver_test_10.syms, ver_test_10.so): New target.
2414 * testsuite/Makefile.in: Rebuild.
2416 2008-07-23 Simon Baldwin <simonb@google.com>
2418 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2419 to zero for undefined symbols from dynamic libraries.
2421 2008-07-23 Ian Lance Taylor <iant@google.com>
2423 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2425 * symtab.h (class Symbol_table): Update declaration.
2426 * testsuite/ver_test_9.cc: New file.
2427 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2428 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2429 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2430 (ver_test_9.so, ver_test_9.o): New targets.
2431 * testsuite/Makefile.in: Rebuild.
2433 2008-07-22 Ian Lance Taylor <iant@google.com>
2435 * options.h (class General_options): Define --check-sections.
2436 * layout.cc (Layout::set_segment_offsets): Handle
2439 * options.h (class General_options): Define -n/--nmagic and
2441 * options.cc (General_options::finalize): For -n/--nmagic or
2442 -N/--omagic, set -static.
2443 * layout.cc (Layout::attach_allocated_section_to_segment): If
2444 -N/--omagic, don't put read-only and read-write sections in
2446 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2447 finding a read-only segment.
2448 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2449 don't set the minimum segment alignment to the common page size,
2450 and don't set the file offset to the address modulo the page size.
2451 * script-sections.cc (Script_sections::create_segments): If
2452 -n/--omagic, don't put read-only and read-write sections in
2455 * cref.cc: New file.
2457 * options.h (class General_options): Add --print-symbol-counts.
2458 * main.cc (main): Issue defined symbol report if requested.
2459 * archive.cc (Archive::interpret_header): Make into a const member
2461 (Archive::add_symbols): Call Input_objects::archive_start and
2463 (Archive::const_iterator): Define new class.
2464 (Archive::begin, Archive::end): New functions.
2465 (Archive::include_all_members): Rewrite to use iterator.
2466 (Archive::count_members): New function.
2467 * archive.h (class Archive): Update declarations.
2468 (Archive::filename): New function.
2469 * object.cc: Include "cref.h".
2470 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2471 (Sized_relobj::do_get_global_symbol_counts): New function.
2472 (Input_objects::add_object): Add object to cross-referencer.
2473 (Input_objects::archive_start): New function.
2474 (Input_objects::archive_stop): New function.
2475 (Input_objects::print_symbol_counts): New function.
2476 * object.h: Declare Cref and Archive.
2477 (Object::get_global_symbol_counts): New function.
2478 (Object::do_get_global_symbol_counts): New pure virtual function.
2479 (class Sized_relobj): Add defined_count_ field. Update
2481 (class Input_objects): Add cref_ field. Update constructor.
2482 Update declarations.
2483 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2485 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2487 (Sized_dynobj::do_get_global_symbol_counts): New function.
2488 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2489 defined_count_. Update declarations. Define Symbols typedef.
2490 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2491 parameter. Change all callers.
2492 (Symbol_table::add_from_dynobj): Add sympointers and defined
2493 parameters. Change all callers.
2494 * symtab.h (class Symbol_table): Update declarations.
2495 * Makefile.am (CCFILES): Add cref.cc.
2496 (HFILES): Add cref.h.
2497 * Makefile.in: Rebuild.
2499 2008-07-22 Simon Baldwin <simonb@google.com>
2501 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2502 to zero when writing undefined symbols.
2504 2008-07-22 Ian Lance Taylor <iant@google.com>
2506 * output.cc (Output_section::add_input_section): Don't try to
2507 merge empty merge sections.
2509 2008-07-21 Craig Silverstein <csilvers@google.com>
2511 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2512 Include symbol version in error message.
2514 2008-07-20 Chris Demetriou <cgd@google.com>
2516 * configure.ac (gold_cv_c_random_seed): New configured variable.
2517 (RANDOM_SEED_CFLAGS): New substituted variable.
2518 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2519 * configure: Rebuild.
2520 * Makefile.in: Likewise.
2521 * testsuite/Makefile.in: Likewise.
2523 2008-07-18 Ian Lance Taylor <iant@google.com>
2525 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2526 where we see NAME/NULL and NAME/VERSION as separate symbols.
2527 * testsuite/ver_test_main.cc (main): Call t4.
2528 (t4, t4_2a): Define.
2529 * testsuite/ver_test_2.cc (t4_2): Define.
2530 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2531 * testsuite/ver_test_4.cc (t4_2a): Define.
2532 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2533 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2535 2008-07-17 Ian Lance Taylor <iant@google.com>
2537 * dynobj.cc (Versions::add_def): If we give an error about a
2538 missing version, go ahead and create the version anyhow.
2540 2008-07-10 Ian Lance Taylor <iant@google.com>
2542 Handle output sections with more than 0x7fffffff bytes.
2543 * object.h (class Relobj): Change map_to_output_ to
2544 output_sections_, and just keep a section pointer. Change all
2545 uses. Move comdat group support to Sized_relobj.
2546 (Relobj::is_section_specially_mapped): Remove.
2547 (Relobj::output_section): Remove poff parameter. Change all
2549 (Relobj::output_section_offset): New function.
2550 (Relobj::set_section_offset): Rewrite.
2551 (Relobj::map_to_output): Remove.
2552 (Relobj::output_sections): New function.
2553 (Relobj::do_output_section_offset): New pure virtual function.
2554 (Relobj::do_set_section_offset): Likewise.
2555 (class Sized_relobj): Add section_offsets_ field. Add comdat
2556 group support from Relobj. Update declarations.
2557 (Sized_relobj::get_output_section_offset): New function.
2558 (Sized_relobj::do_output_section_offset): New function.
2559 (Sized_relobj::do_set_section_offset): New function.
2560 * object.cc (Relobj::output_section_address): Remove.
2561 (Sized_relobj::Sized_relobj): Initialize new fields.
2562 (Sized_relobj::include_section_group): Cast find_kept_object to
2564 (Sized_relobj::include_linkonce_section): Likewise.
2565 (Sized_relobj::do_layout): Use separate arrays for output section
2567 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2569 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2570 output_sections and section_offsets.
2571 (Sized_relobj::write_local_symbols): Likewise.
2572 (map_to_kept_section): Compute output address directly.
2573 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2574 output_sections and section_offsets.
2575 (Sized_relobj::write_sections): Likewise.
2576 (Sized_relobj::relocate_sections): Likewise.
2577 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2578 * output.h (class Output_reloc): Update declarations. Change
2579 u2_.relobj to Sized_relobj*.
2580 (class Output_data_reloc): Change add functions to use
2582 * output.cc (Output_reloc::Output_reloc): Change relobj to
2584 (Output_reloc::local_section_offset): Change return type to
2585 Elf_Addr. Use get_output_section_offset.
2586 (Output_reloc::get_address): Likewise.
2587 (Output_section::is_input_address_mapped): Don't call
2588 is_section_specially_mapped.
2589 (Output_section::output_offset): Likewise.
2590 (Output_section::output_address): Likewise.
2591 (Output_section::starting_output_address): Likewise.
2592 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2593 parameter to Sized_relobj*.
2594 (Copy_relocs::need_copy_reloc): Likewise.
2595 (Copy_relocs::save): Likewise.
2596 * copy-relocs.h (class Copy_relocs): Update declarations.
2597 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2598 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2599 * target-reloc.h (relocate_for_relocatable): Change
2600 offset_in_output_section type to Elf_Addr. Change code that uses
2602 * layout.cc (Layout::layout): Always set *off.
2603 * mapfile.cc (Mapfile::print_input_section): Use
2604 output_section_offset.
2605 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2607 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2608 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2609 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2611 2008-07-03 Ian Lance Taylor <iant@google.com>
2613 * layout.cc (Layout::include_section): Do not discard unrecognized
2614 SHT_STRTAB sections.
2616 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2618 * script.cc (Lex::can_continue_name): Make '?' allowable in
2619 version-script names.
2620 * testsuite/version_script.map: Change glob pattern to use '?'
2622 2008-06-30 Manish Singh <yosh@gimp.org>
2625 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2628 2008-06-30 Ian Lance Taylor <iant@google.com>
2632 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2633 versions]: Don't try to read the value in the contents, since we
2634 don't use it. Use the template endianness when writing.
2636 2008-06-25 Cary Coutant <ccoutant@google.com>
2638 * fileread.cc (File_read::make_view): Assert on zero-length view.
2639 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2640 symbol table when there are no symbols to read.
2642 2008-06-23 Craig Silverstein <csilvers@google.com>
2644 * version.cc (version_string): Bump to 1.7
2646 2008-06-18 Craig Silverstein <csilvers@google.com>
2648 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2649 constant 0xFFFF to type Valtype.
2650 (Powerpc_relocate_functions::rel16_ha): Likewise.
2652 2008-06-17 Ian Lance Taylor <iant@google.com>
2654 * output.h (Output_section::Input_section): Initialize p2align_ to
2655 zero for Output_section_data constructors.
2656 (Output_section::Input_section::addralign): If not an input
2657 section, return the alignment of the Output_section_data.
2658 * testsuite/copy_test.cc: New file.
2659 * testsuite/copy_test_1.cc: New file.
2660 * testsuite/copy_test_2.cc: New file.
2661 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2662 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2663 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2664 (copy_test_1_pic.o, copy_test_1.so): New targets.
2665 (copy_test_2_pic.o, copy_test_2.so): New targets.
2666 * testsuite/Makefile.in: Rebuild.
2668 * script-sections.cc (Script_sections::place_orphan): Initialize
2669 local variable exact.
2671 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2673 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2675 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2676 David S. Miller <davem@davemloft.net>
2678 * powerpc.cc: New file.
2679 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2680 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2681 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2682 * Makefile.in: Rebuild.
2684 2008-06-09 Ian Lance Taylor <iant@google.com>
2686 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2688 (throwing, orig_terminate): New static variables.
2689 (terminate_handler): New static function.
2690 (t2): Set terminate handler.
2692 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2695 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2698 2008-05-30 Cary Coutant <ccoutant@google.com>
2700 * archive.cc (Archive::include_all_members) Correct to step
2701 over symbol table and extended name table in thin archives.
2703 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2706 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2709 2008-05-28 Caleb Howe <cshowe@google.com>
2711 * reduced_debug_output.cc: New file.
2712 * reduced_debug_output.h: New file.
2713 * options.h (class General_options): Add --strip-debug-non-line.
2714 * options.cc (General_options::finalize): Add strip_debug_non_line
2715 to the strip heirarchy.
2716 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2718 * layout.cc: Include "reduced_debug_output.h".
2719 (Layout::Layout): Initialize new fields.
2720 (line_only_debug_sections): New static array.
2721 (is_lines_only_debug_sections): New static inline function.
2722 (Layout::include_section): Handle --strip-debug-non-line.
2723 (Layout::make_output_section): If --strip-debug-non-line, build
2724 new output sections for .debug_abbrev and .debug_info.
2725 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2726 gold. Warn about possible overflow.
2727 (read_signed_LEB_128): Likewise.
2728 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2729 (read_signed_LEB_128): Declare.
2730 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2731 (HFILES): Add reduced_debug_output.h.
2732 * Makefile.in: Rebuild.
2734 2008-05-21 Ian Lance Taylor <iant@google.com>
2736 * mapfile.cc: New file.
2737 * mapfile.h: New file.
2738 * options.h (class General_options): Add -M/--print-map and -Map.
2739 * options.cc (General_options::finalize): Make -M equivalent to
2741 * main.cc: Include <cstdio> and "mapfile.h".
2742 (main): Open mapfile if requested.
2743 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2744 constructor. Change caller.
2745 (queue_initial_tasks): Add mapfile parameter. Change caller.
2746 (queue_middle_tasks): Likewise.
2747 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2749 * archive.cc: Include "mapfile.h".
2750 (Archive::add_symbols): Add mapfile parameter. Change all
2751 callers. Pass mapfile, symbol, and reason to include_member.
2752 (Archive::include_all_members): Add mapfile parameter. Change all
2754 (Archive::include_member): Add mapfile, sym, and why parameters.
2755 Change all callers. Report inclusion to map file.
2756 * archive.h: Include "fileread.h".
2757 (class Archive): Update declarations.
2758 (Archive::file): New const method.
2759 (class Add_archive_symbols): Add mapfile_ field. Update
2760 constructor. Change all callers.
2761 * readsyms.h (class Read_symbols): Likewise.
2762 (class Finish_group): Likewise.
2763 (class Read_script): Likewise.
2764 * common.cc: Include "mapfile.h".
2765 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2767 (Symbol_table::do_allocate_commons): Likewise.
2768 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2769 symbol allocation to mapfile.
2770 * common.h (class Allocate_commons_task): Add mapfile_ field.
2771 Update constructor. Change all callers.
2772 * symtab.h (class Symbol_table): Update declarations.
2773 * layout.cc: Include "mapfile.h".
2774 (Layout_task_runner::run): Print information to mapfile.
2775 (Layout::create_gold_note): Change Output_data_fixed_space to
2776 Output_data_zero_fill.
2777 (Layout::create_build_id): Likewise.
2778 (Layout::print_to_mapfile): New function.
2779 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2780 constructor. Change caller.
2781 (class Layout): Declare print_to_mapfile.
2782 * output.cc (Output_section::Input_section::print_to_mapfile): New
2784 (Output_section::add_input_section): If producing a map, always
2785 add to input_sections_ list.
2786 (Output_section::do_print_to_mapfile): New function.
2787 (Output_segment::print_sections_to_mapfile): New function.
2788 (Output_segment::print_section_list_to_mapfile): New function.
2789 * output.h: Include "mapfile.h".
2790 (Output_data::print_to_mapfile): New function.
2791 (Output_data::do_print_to_mapfile): New virtual function.
2792 (Output_segment_headers::do_print_to_mapfile): New function.
2793 (Output_file_header::do_print_to_mapfile): New function.
2794 (Output_data_const::do_print_to_mapfile): New function.
2795 (class Output_data_const_buffer): Add map_name_ field. Update
2796 constructor. Change all callers. Add do_print_to_mapfile
2798 (class Output_data_fixed_space): Likewise.
2799 (class Output_data_space): Likewise.
2800 (class Output_data_zero_fill): New class.
2801 (Output_data_strtab::do_print_to_mapfile): New function.
2802 (Output_data_reloc_base::do_print_to_mapfile): New function.
2803 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2804 (Output_data_group::do_print_to_mapfile): New function.
2805 (Output_data_got::do_print_to_mapfile): New function.
2806 (Output_data_dynamic::do_print_to_mapfile): New function.
2807 (Output_symtab_xindex::do_print_to_mapfile): New function.
2808 (class Output_section): Declare do_print_to_mapflie. Declare
2809 print_to_mapfile in Input_section.
2810 (class Output_segment): Declare new functions.
2811 * object.h (Sized_relobj::symbol_count): New function.
2812 * script-sections.cc
2813 (Output_section_element_dot_assignment::set_section_addresses):
2814 Change Output_data_fixed_space to Output_data_zero_fill.
2815 (Output_data_expression::do_print_to_mapfile): New function.
2816 * script.cc (read_input_script): Add mapfile parameter. Change
2818 * script.h (read_input_script): Update declaration.
2819 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2820 (Eh_frame::do_print_to_mapfile): New function.
2821 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2822 (Output_merge_string::do_print_to_mapfile): New function.
2823 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2825 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2827 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2829 * Makefile.am (CCFILES): Add mapfile.cc.
2830 (HFILES): Add mapfile.h.
2831 * Makefile.in: Rebuild.
2833 2008-05-19 Ian Lance Taylor <iant@google.com>
2835 * options.h (class General_options): Add -z relro.
2836 * layout.cc (Layout::Layout): Initialize relro_segment_.
2837 (Layout::add_output_section_data): Return the output section.
2838 (Layout::make_output_section): Rcognize relro sections and mark
2840 (Layout::attach_allocated_section_to_segment): Put relro sections
2841 in a PT_GNU_RELRO segment.
2842 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2844 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2846 (Layout::linkonce_mapping): Map d.rel.ro.local to
2848 (Layout::output_section_name): Us .data.rel.ro.local for any
2849 section which begins with that.
2850 * layout.h (class Layout): Update add_output_section_data
2851 declaration. Add relro_segment_ field.
2852 * output.cc (Output_section::Output_section): Initialize is_relro_
2853 and is_relro_local_ fields.
2854 (Output_segment::add_output_section): Group relro sections.
2855 (Output_segment::is_first_section_relro): New function.
2856 (Output_segment::maximum_alignment): If there is a relro section,
2857 align the segment to the common page size.
2858 (Output_segment::set_section_addresses): Track whether we are
2859 looking at relro sections. If the last section is a relro
2860 section, align to the common page size.
2861 (Output_segment::set_section_list_addresses): Add in_relro
2862 parameter. Change all callers. Align to the page size when
2863 moving from relro to non-relro section.
2864 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2866 * output.h (class Output_section): Add is_relro_ and
2867 is_relro_local_ fields.
2868 (Output_section::is_relro): New function.
2869 (Output_section::set_is_relro): New function.
2870 (Output_section::is_relro_local): New function.
2871 (Output_section::set_is_relro_local): New function.
2872 (class Output_segment): Update declarations.
2873 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2874 * sparc.cc (Target_sparc::got_section): Likewise.
2875 * x86_64.cc (Target_x86_64::got_section): Likewise.
2876 * testsuite/relro_test_main.cc: New file.
2877 * testsuite/relro_test.cc: New file.
2878 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2879 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2880 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2881 (relro_test.so, relro_test_pic.o): New targets.
2882 * testsuite/Makefile.in: Rebuild.
2884 2008-05-16 Ian Lance Taylor <iant@google.com>
2886 * output.cc (Output_segment::add_output_section): Remove front
2888 * output.h (class Output_segment): Remove
2889 add_initial_output_section and overloaded add_output_section.
2890 Update declaration of remaining add_output_section.
2891 * layout.cc (Layout::create_interp): Call add_output_section
2892 rather than add_initial_output_section.
2893 (Layout::finish_dynamic_section): Likewise.
2895 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2896 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2897 know the dynamic type.
2898 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2899 field. Initialize it in constructor.
2900 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2901 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2902 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2905 * output.cc (Output_reloc::get_address): Change return type to
2907 * output.h (class Output_reloc): Update get_address declaration.
2908 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2909 for section addresses.
2911 2008-05-09 Ian Lance Taylor <iant@google.com>
2914 * gold.cc (gold_nomem): Use return value of write.
2916 2008-05-08 Ian Lance Taylor <iant@google.com>
2918 * symtab.c (Symbol::init_base_output_data): Add version
2919 parameter. Change all callers.
2920 (Symbol::init_base_output_segment): Likewise.
2921 (Symbol::init_base_constant): Likewise.
2922 (Symbol::init_base_undefined): Likewise.
2923 (Sized_symbol::init_output_data): Likewise.
2924 (Sized_symbol::init_output_segment): Likewise.
2925 (Sized_symbol::init_constant): Likewise.
2926 (Sized_symbol::init_undefined): Likewise.
2927 (Symbol_table::do_define_in_output_data): If the new symbol has a
2928 version, mark it as the default.
2929 (Symbol_table::do_define_in_output_segment): Likewise.
2930 (Symbol_table::do_define_as_constant): Likewise.
2931 * symtab.h (class Symbol): Update declarations.
2932 (class Sized_symbol): Likewise.
2933 * resolve.cc (Symbol::override_version): New function.
2934 (Symbol::override_base): Call override_version.
2935 (Symbol::override_base_with_special): Likewise.
2936 * testsuite/ver_script_8.script: New file.
2937 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2938 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2939 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2940 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2942 2008-05-06 Ian Lance Taylor <iant@google.com>
2945 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2947 (class General_options): Remove existing --undefined, and add
2948 --no-undefined instead. Add new --undefined as synonym for -u.
2949 * archive.cc (Archive::add_symbols): Check whether symbol was
2951 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2952 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2953 all uses. Add IS_UNDEFINED. Update declarations to split
2954 different versions of init_base. Declare init_base_undefined.
2955 (Symbol::is_defined): Handle IS_UNDEFINED.
2956 (Symbol::is_undefined): Likewise.
2957 (Symbol::is_weak_undefined): Call is_undefined.
2958 (Symbol::is_absolute): Handle IS_CONSTANT.
2959 (class Sized_symbol): Update declarations to split different
2960 versions of init. Declare init_undefined.
2961 (class Symbol_table): Declare new functions.
2962 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2964 (Symbol::init_base_output_data): Likewise.
2965 (Symbol::init_base_output_segment): Likewise.
2966 (Symbol::init_base_constant): Likewise.
2967 (Symbol::init_base_undefined): New function.
2968 (Sized_symbol::init_object): Rename from init. Change all
2970 (Sized_symbol::init_output_data): Likewise.
2971 (Sized_symbol::init_output_segment): Likewise.
2972 (Sized_symbol::init_constant): Likewise.
2973 (Sized_symbol::init_undefined): New function.
2974 (Symbol_table::add_undefined_symbols_from_command_line): New
2976 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2978 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2979 (Symbol::output_section): Likewise.
2980 (Symbol::set_output_section): Likewise.
2981 (Symbol_table::sized_finalize_symbol): Likewise.
2982 (Symbol_table::sized_write_globals): Likewise.
2983 * resolve.cc (Symbol_table::should_override): Likewise.
2984 (Symbol::override_base_with_special): Likewise.
2986 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2987 symbol, change it to have default visibility.
2988 * testsuite/protected_1.cc: New file.
2989 * testsuite/protected_2.cc: New file.
2990 * testsuite/protected_3.cc: New file.
2991 * testsuite/protected_main_1.cc: New file.
2992 * testsuite/protected_main_2.cc: New file.
2993 * testsuite/protected_main_3.cc: New file.
2994 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2995 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2996 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2997 (protected_1.so): New target.
2998 (protected_1_pic.o, protected_2_pic.o): New targets.
2999 (protected_3_pic.o): New target.
3000 (check_PROGRAMS): Add protected_2.
3001 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3002 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3003 * testsuite/Makefile.in: Rebuild.
3005 * options.h (DEFINE_var): Add set_user_set_##varname__.
3006 (DEFINE_bool_alias): New macro.
3007 (class General_options): Define -Bstatic using DEFINE_bool_alias
3008 rather than DEFINE_special. Add --undefined as an alias for -z
3010 * options.cc (General_options::parse_Bstatic): Remove.
3012 * options.h (class General_options): Add --fatal-warnings.
3013 * main.cc (main): Implement --fatal-warnings.
3014 * errors.h (Errors::warning_count): New function.
3016 * options.h (class General_options): Add -Bsymbolic-functions.
3017 * symtab.h (Symbol::is_preemptible): Check for
3018 -Bsymbolic-functions.
3020 2008-05-05 Ian Lance Taylor <iant@google.com>
3022 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3023 as noVARNAME rather than no-VARNAME.
3024 (class General_options): Add option -z combreloc.
3025 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3027 (Output_reloc::sort_before) [SHT_REL]: New function.
3028 (Output_reloc::sort_before) [SHT_RELA]: New function.
3029 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3030 Sort_relocs_comparison.
3031 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3032 parameter. Change all callers.
3033 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3034 sort_relocs parameter. Change all callers.
3035 * output.cc (Output_reloc::get_address): New function, broken out
3037 (Output_reloc::write_rel): Call it.
3038 (Output_reloc::compare): New function.
3039 (Output_data_reloc_base::do_write): Optionally sort relocs.
3041 * configure.ac: If targ_extra_obj is set, link it in.
3042 * configure.tgt: Initialize all variables.
3043 (x86_64*): Set targ_extra_obj and targ_extra_size.
3044 * configure: Rebuild.
3046 * object.cc (Sized_relobj::include_section_group): Adjust section
3047 indexes read from group data. Build vector to pass to
3049 * layout.cc (Layout::layout_group): Add flags and shndxes
3050 parameters. Remove contents parameter. Change caller. Update
3051 explicit instantiations.
3052 * layout.h (class Layout): Update layout_group declaration.
3053 * output.cc (Output_data_group::Output_data_group): Add flags and
3054 input_shndxes parameters. Remove contents parameter. Change
3056 (Output_data_group::do_write): Change input_sections_ to
3058 * output.h (class Output_data_group): Update constructor
3059 declaration. Rename input_sections_ to input_shndxes_.
3060 * testsuite/many_sections_test.cc: Add template.
3062 2008-04-30 Cary Coutant <ccoutant@google.com>
3064 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3066 * layout.cc (Layout::include_section): Refactored check for debug
3068 (Layout::add_comdat): Add new parameters. Change type
3069 of signature parameter. Add object and shndx to signatures table.
3070 (Layout::find_kept_object): New function.
3071 * layout.h: Include <cstring>.
3072 (Layout::is_debug_info_section): New function.
3073 (Layout::add_comdat): Add new parameters.
3074 (Layout::find_kept_object): New function.
3075 (Layout::Kept_section): New struct.
3076 (Layout::Signatures): Change type of map range.
3077 * object.cc (Relobj::output_section_address): New function.
3078 (Sized_relobj::include_section_group): Add new parameters. Change
3079 calls to Layout::add_comdat. Change to build table of kept comdat
3080 groups and table mapping discarded sections to kept sections.
3081 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3082 (Sized_relobj::do_layout): Change calls to include_section_group and
3083 include_linkonce_section.
3084 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3085 value to zero when section is discarded.
3086 (Sized_relobj::map_to_kept_section): New function.
3087 * object.h (Relobj::output_section_address): New function.
3088 (Relobj::Comdat_group): New type.
3089 (Relobj::find_comdat_group): New function.
3090 (Relobj::Comdat_group_table): New type.
3091 (Relobj::Kept_comdat_section): New type.
3092 (Relobj::Kept_comdat_section_table): New type.
3093 (Relobj::add_comdat_group): New function.
3094 (Relobj::set_kept_comdat_section): New function.
3095 (Relobj::get_kept_comdat_section): New function.
3096 (Relobj::comdat_groups_): New field.
3097 (Relobj::kept_comdat_sections_): New field.
3098 (Symbol_value::input_value): Update comment.
3099 (Sized_relobj::map_to_kept_section) New function.
3100 (Sized_relobj::include_linkonce_section): Add new parameter.
3101 * target-reloc.h (Comdat_behavior): New type.
3102 (get_comdat_behavior): New function.
3103 (relocate_section): Add code to map a discarded section to the
3104 corresponding kept section when applying a relocation.
3106 2008-04-30 Craig Silverstein <csilvers@google.com>
3108 * dwarf_reader.cc (next_generation_count): New static var.
3109 (Addr2line_cache_entry): New struct.
3110 (addr2line_cache): New static var.
3111 (Dwarf_line_info::one_addr2line): Added caching.
3112 (Dwarf_line_info::clear_addr2line_cache): New function.
3113 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3114 cache-size parameter.
3115 (Dwarf_line_info::one_addr2line_cache): New function.
3116 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3117 new cache-size argument to one_addr2line(), and clear cache.
3119 2008-04-28 Cary Coutant <ccoutant@google.com>
3121 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3122 R_386_PC8 relocations.
3124 2008-04-23 Ian Lance Taylor <iant@google.com>
3126 * object.cc (Sized_relobj::include_section_group): Check for
3127 invalid section group.
3129 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3132 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3133 than read for file header.
3134 * archive.cc (Archive::include_member): Likewise.
3136 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3138 * aclocal.m4: Regenerate.
3139 * configure: Regenerate.
3141 2008-04-19 Ian Lance Taylor <iant@google.com>
3143 * version.cc (version_string): Bump to 1.6.
3145 * testsuite/Makefile.am (many_sections_r_test): New target.
3146 (many_sections_r_test_SOURCES): Remove.
3147 (many_sections_r_test_DEPENDENCIES): Remove.
3148 (many_sections_r_test_LDFLAGS): Remove.
3149 (many_sections_r_test_LDADD): Remove.
3151 * object.cc (Sized_relobj::do_add_symbols): Always pass
3152 local_symbol_count_ to add_from_relobj.
3154 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3155 every thousand variables.
3156 * testsuite/Makefile.in: Rebuild.
3158 * object.cc (Xindex::initialize_symtab_xindex): New function.
3159 (Xindex::read_symtab_xindex): New function.
3160 (Xindex::sym_xindex_to_shndx): New function.
3161 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3163 (Sized_relobj::do_initialize_xindex): New function.
3164 (Sized_relobj::do_read_symbols): Adjust section links.
3165 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3166 parameter. Change all callers.
3167 (Sized_relobj::include_section_group): Adjust section links and
3168 symbol section indexes.
3169 (Sized_relobj::do_layout): Adjust section links.
3170 (Sized_relobj::do_count_local_symbols): Adjust section links and
3171 symbol section indexes.
3172 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3173 ordinary and special symbols.
3174 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3175 dynsym_xindex parameters. Change all callers. Adjust section
3176 links. Use SHN_XINDEX when needed.
3177 (Sized_relobj::get_symbol_location_info): Adjust section links.
3178 Don't get fooled by special symbols.
3179 * object.h (class Xindex): Define.
3180 (class Object): Add xindex_ parameter. Declare virtual functoin
3181 do_initialize_xindex.
3182 (Object::adjust_sym_shndx): New function.
3183 (Object::set_xindex): New protected function.
3184 (class Symbol_value): Add is_ordinary_shndx_ field.
3185 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3186 (Symbol_value::value): Assert ordinary section.
3187 (Symbol_value::initialize_input_to_output_map): Likewise.
3188 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3190 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3192 (class Sized_relobj): Update declarations.
3193 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3194 parameter. Change all callers.
3195 (Sized_relobj::adjust_shndx): New function.
3196 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3198 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3199 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3200 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3201 (Sized_dynobj::read_dynsym_section): Adjust section links.
3202 (Sized_dynobj::read_dynamic): Likewise.
3203 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3205 (Sized_dynobj::do_initialize_xindex): New function.
3206 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3207 do_initialize_xindex.
3208 (Sized_dynobj::adjust_shndx): New function.
3209 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3210 dynsym_xindex_ fields.
3211 (Layout::finalize): Add a call to set_section_indexes before
3212 creating the symtab sections.
3213 (Layout::set_section_indexes): Don't do anything if the section
3214 already has a section index.
3215 (Layout::create_symtab_sections): Add shnum parameter. Change
3216 caller. Create .symtab_shndx section if needed.
3217 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3219 (Layout::allocated_output_section_count): New function.
3220 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3222 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3223 fields. Update declarations.
3224 (Layout::symtab_xindex): New function.
3225 (Layout::dynsym_xindex): New function.
3226 (class Write_symbols_task): Add layout_ field.
3227 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3229 * output.cc (Output_section_headers::Output_section_headers): Add
3230 shstrtab_section parameter. Change all callers.
3231 (Output_section_headers::do_sized_write): Store overflow values
3232 for section count and section string table section index in
3233 section header zero.
3234 (Output_file_header::do_sized_write): Check for overflow of
3235 section count and section string table section index.
3236 (Output_symtab_xindex::do_write): New function.
3237 (Output_symtab_xindex::endian_do_write): New function.
3238 * output.h (class Output_section_headers): Add shstrtab_section_.
3239 Update declarations.
3240 (class Output_symtab_xindex): Define.
3241 (Output_section::has_out_shndx): New function.
3242 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3244 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3246 (Sized_symbol::init): Likewise.
3247 (Symbol::output_section): Check for ordinary symbol.
3248 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3249 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3251 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3252 Change all callers. Simplify handling of symbols from sections
3253 not included in the link.
3254 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3256 (Weak_alias_sorter::operator()): Assert that symbols are
3258 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3260 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3261 parameters. Change all callers.
3262 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3263 symbol distinction. Use SHN_XINDEX when needed.
3264 (Symbol_table::write_section_symbol): Add symtab_xindex
3265 parameter. Change all callers.
3266 (Symbol_table::sized_write_section_symbol): Likewise. Use
3267 SHN_XINDEX when needed.
3268 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3270 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3271 (Symbol::is_defined): Check is_ordinary.
3272 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3273 (Symbol::is_absolute, Symbol::is_common): Likewise.
3274 (class Sized_symbol): Update declarations.
3275 (class Symbol_table): Update declarations.
3276 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3277 parameters. Change all callers.
3278 (Sized_symbol::override): Likewise.
3279 (Symbol_table::override): Likewise.
3280 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3281 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3282 is_ordinary, and orig_st_shndx parameters. Change all callers.
3283 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3284 to be in an ordinary section.
3285 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3286 object and is_ordinary parameters. Change all callers.
3287 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3288 Change all callers. Don't add undefined or non-ordinary symbols
3290 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3292 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3294 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3295 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3296 (Sized_relobj::relocate_sections): Likewise.
3297 * target-reloc.h (scan_relocs): Adjust section symbol index.
3298 (scan_relocatable_relocs): Likewise.
3299 * i386.cc (Scan::local): Check for ordinary symbols.
3300 * sparc.cc (Scan::local): Likewise.
3301 * x86_64.cc (Scan::local): Likewise.
3302 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3303 to symbol_section_and_value.
3304 * testsuite/many_sections_test.cc: New file.
3305 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3306 (check_PROGRAMS): Add many_sections_test.
3307 (many_sections_test_SOURCES): Define.
3308 (many_sections_test_DEPENDENCIES): Define.
3309 (many_sections_test_LDFLAGS): Define.
3310 (BUILT_SOURCES): Add many_sections_define.h.
3311 (many_sections_define.h): New target.
3312 (BUILT_SOURCES): Add many_sections_check.h.
3313 (many_sections_check.h): New target.
3314 (check_PROGRAMS): Add many_sections_r_test.
3315 (many_sections_r_test_SOURCES): Define.
3316 (many_sections_r_test_DEPENDENCIES): Define.
3317 (many_sections_r_test_LDFLAGS): Define.
3318 (many_sections_r_test_LDADD): Define.
3319 (many_sections_r_test.o): New target.
3320 * testsuite/Makefile.in: Rebuild.
3322 2008-04-17 Cary Coutant <ccoutant@google.com>
3324 * errors.cc (Errors::info): New function.
3325 (gold_info): New function.
3326 * errors.h (Errors::info): New function.
3327 * gold.h (gold_info): New function.
3328 * object.cc (Input_objects::add_object): Print trace output.
3329 * options.cc (options::parse_set): New function.
3330 (General_options::parse_wrap): Deleted.
3331 (General_options::General_options): Deleted initializer.
3332 * options.h (options::String_set): New typedef.
3333 (options::parse_set): New function.
3334 (DEFINE_set): New macro.
3335 (General_options::wrap): Changed to use DEFINE_set. Changed
3336 callers of any_wrap_symbols and is_wrap_symbol.
3337 (General_options::trace, General_options::trace_symbol):
3339 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3340 (General_options::wrap_symbols_): Deleted.
3341 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3343 2008-04-17 David S. Miller <davem@davemloft.net>
3345 * options.cc (General_options::parse_V): New function.
3346 * options.h: Add entries for -V and -Qy.
3348 2008-04-17 Ian Lance Taylor <iant@google.com>
3350 * common.cc (Symbol_table::allocate_commons): Remove options
3351 parameter. Change caller.
3352 (Symbol_table::do_allocate_commons): Remove options parameter.
3353 Change caller. Just call do_allocate_commons_list twice.
3354 (Symbol_table::do_allocate_commons_list): New function, broken out
3355 of do_allocate_commons.
3356 * common.h (class Allocate_commons_task): Remove options_ field.
3358 * symtab.cc (Symbol_table::Symbol_table): Initialize
3360 (Symbol_table::add_from_object): Put TLS common symbols on
3362 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3363 which are IN_OUTPUT_DATA.
3364 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3365 allocate_commons and do_allocate_commons declarations. Declare
3366 do_allocate_commons_list.
3367 * gold.cc (queue_middle_tasks): Update creation of
3368 Allocate_commons_task to not pass options.
3369 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3370 (TLS_TEST_C_FLAGS): New variable.
3371 (tls_test_c_pic.o): New target.
3372 (tls_test_shared.so): Link in tls_test_c_pic.o.
3373 (tls_test_c_pic_ie.o): New target.
3374 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3375 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3376 (tls_test_c.o): New target.
3377 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3378 (tls_pic_test_LDADD): Likewise.
3379 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3380 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3381 (tls_test_c_gnu2.o): New target.
3382 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3384 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3385 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3386 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3387 * testsuite/tls_test.cc: Include "config.h".
3388 (t_last): Call t11_last.
3389 * testsuite/tls_test.h (t11, t11_last): Declare.
3390 * testsuite/tls_test_c.c: New file.
3391 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3392 * configure.ac: Check for OpenMP support.
3393 * configure, config.in, Makefile.in: Rebuild.
3394 * testsuite/Makefile.in: Rebuild.
3396 2008-04-16 Cary Coutant <ccoutant@google.com>
3398 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3399 (Target_i386::tls_base_symbol_defined_): New field.
3400 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3401 (Target_i386::Scan::global): Likewise.
3402 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3403 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3404 (Target_x86_64::tls_base_symbol_defined_): New field.
3405 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3406 (Target_x86_64::Scan::global): Likewise.
3408 2008-04-16 Cary Coutant <ccoutant@google.com>
3410 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3411 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3412 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3413 building shared libraries.
3414 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3415 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3416 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3417 * testsuite/Makefile.in: Rebuild.
3418 * testsuite/weak_undef.h: New file.
3419 * testsuite/weak_undef_file1.cc: Add extra test cases.
3420 * testsuite/weak_undef_file2.cc: Likewise.
3421 * testsuite/weak_undef_test.cc: Likewise.
3423 2008-04-16 David S. Miller <davem@davemloft.net>
3425 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3426 Add issued_non_pic_error_ field. Declare check_non_pic.
3427 (Target_sparc::Scan::check_non_pic): New function.
3428 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3429 (Target_sparc::Scan::global): Likewise.
3431 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3432 * configure: Rebuild.
3434 * options.h (DEFINE_enable): New macro.
3435 (new_dtags): New enable option.
3436 (initfirst, interpose, loadfltr, nodefaultlib,
3437 nodelete, nodlopen, nodump): New -z options.
3438 * layout.cc (Layout:finish_dynamic_section): If new
3439 dtags enabled, emit DT_RUNPATH. Also, emit a
3440 DT_FLAGS_1 containing any specified -z flags.
3442 2008-04-16 Ian Lance Taylor <iant@google.com>
3444 * copy-relocs.cc: New file.
3445 * copy-relocs.h: New file.
3446 * reloc.cc: Remove Copy_relocs code.
3447 * reloc.h: Likewise.
3448 * reloc-types.h (struct Reloc_types) [both versions]: Add
3449 get_reloc_addend_noerror.
3450 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3451 variants of add_global which take an addend which must be zero.
3452 * i386.cc: Include "copy-relocs.h".
3453 (class Target_i386): Change type of copy_relocs_ to variable,
3455 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3457 (Target_i386::do_finalize_sections): Change handling of
3459 * sparc.cc: Include "copy-relocs.h".
3460 (class Target_sparc): Change type of copy_relocs_ to variable,
3462 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3464 (Target_sparc::do_finalize_sections): Change handling of
3466 * x86_64.cc: Include "copy-relocs.h".
3467 (class Target_x86_64): Change type of copy_relocs_ to variable,
3469 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3470 class. Change all callers.
3471 (Target_x86_64::do_finalize_sections): Change handling of
3473 * Makefile.am (CCFILES): Add copy-relocs.cc.
3474 (HFILES): Add copy-relocs.h.
3476 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3478 * testsuite/script_test_4.sh: Permit leading zeroes.
3480 2008-04-15 Ian Lance Taylor <iant@google.com>
3482 * script-sections.cc (Script_sections::create_segments): Use
3483 header_size_adjustment even when there is enough room for the
3485 * testsuite/script_test_4.sh: New file.
3486 * testsuite/script_test_4.t: New file.
3487 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3488 (check_DATA): Add script_test_4.stdout.
3489 (MOSTLYCLEANFILES): Likewise.
3490 (script_test_4): New target.
3491 (script_test_4.stdout): New target.
3492 * testsuite/Makefile.in: Rebuild.
3494 * sparc.cc: Add definitions for Output_data_plt_sparc class
3497 2008-04-14 David S. Miller <davem@davemloft.net>
3499 * sparc.cc: New file.
3500 * Makefile.am (TARGETSOURCES): Add sparc.cc
3501 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3502 * configure.tgt: Document targ_extra_size and
3503 targ_extra_big_endian. Add entries for sparc-* and
3505 * configure.ac: Handle targ_extra_size and
3506 targ_extra_big_endian.
3507 * Makefile.in: Rebuild.
3508 * configure: Likewise.
3509 * po/POTFILES.in: Likewise.
3510 * po/gold.pot: Likewise.
3512 2008-04-14 Ian Lance Taylor <iant@google.com>
3514 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3515 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3516 in the name/type/flags to section mapping. Don't call
3517 allocate_output_section.
3518 (Layout::choose_output_section): Change parameter from adjust_name
3519 to is_input_section. Don't permit input sections after sections
3520 are attached to segments. Don't call allocate_output_section.
3521 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3522 not write_enable_output_section.
3523 (Layout::make_output_section): Don't push to
3524 unattached_section_list_ nor call attach_to_segment. Call
3525 attach_section_to_segment if sections are attached.
3526 (Layout::attach_sections_to_segments): New function.
3527 (Layout::attach_section_to_segment): New function.
3528 (Layout::attach_allocated_section_to_segment): Rename from
3529 attach_to_segment. Remove flags parameter.
3530 (Layout::allocate_output_section): Remove function.
3531 (Layout::write_enable_output_section): Remove function.
3532 * layout.h (class Layout): Update for above changes. Add new
3533 field sections_are_attached_.
3534 * output.h (Output_section::update_flags_for_input_section): New
3536 * output.cc (Output_section::add_input_section): Call
3537 update_flags_for_input_section.
3538 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3540 2008-04-11 Cary Coutant <ccoutant@google.com>
3542 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3543 thought unnecessary.
3544 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3546 2008-04-11 Ian Lance Taylor <iant@google.com>
3548 * output.h (class Output_section_data): Remove inline definition
3550 * output.cc (Output_section_data::set_addralign): New function.
3552 2008-04-11 Cary Coutant <ccoutant@google.com>
3554 Add support for TLS descriptors for i386 and x86_64.
3555 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3556 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3557 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3559 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3560 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3561 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3563 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3564 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3565 Fix problem with initial-exec relocations.
3566 (Target_i386::Relocate::relocate_tls): Likewise.
3567 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3569 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3570 support for section-plus-offset dynamic table entries.
3571 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3572 (Output_data_dynamic::Dynamic_entry): Add support for
3573 section-plus-offset dynamic table entries.
3574 (Output_data_dynamic::Classification): Likewise.
3575 (Output_data_dynamic::classification_): Renamed offset_.
3576 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3577 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3578 (Target_x86_64::make_plt_section): New function.
3579 (Target_x86_64::reserve_tlsdesc_entries): New function.
3580 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3581 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3582 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3583 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3584 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3585 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3586 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3587 add extra PLT entry for TLS descriptors.
3588 (Output_data_plt_x86_64::got_): New field.
3589 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3590 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3592 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3594 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3595 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3596 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3597 R_386_TLS_DESC_CALL relocations.
3598 (Target_x86_64::Scan::global): Likewise.
3599 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3600 for TLS descriptors.
3601 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3602 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3603 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3604 GD-to-IE relaxation.
3605 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3606 and TLS_DESCRIPTORS.
3607 * Makefile.in: Rebuild.
3608 * configure: Rebuild.
3609 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3610 (tls_test_shared2.so): New target.
3611 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3612 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3613 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3614 (tls_shared_gd_to_ie_test_LDADD): New variable.
3615 (tls_shared_gnu2_gd_to_ie_test): New target.
3616 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3618 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3619 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3620 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3621 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3622 (tls_shared_gnu2_test): New target.
3623 (tls_test_gnu2_shared.so): New target.
3624 (tls_shared_gnu2_test_SOURCES): New variable.
3625 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3626 (tls_shared_gnu2_test_LDFLAGS): New variable.
3627 (tls_shared_gnu2_test_LDADD): New variable.
3628 * testsuite/Makefile.in: Rebuild.
3629 * testsuite/Makefile.
3631 2008-04-11 Ian Lance Taylor <iant@google.com>
3633 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3635 * testsuite/Makefile.in: Rebuild.
3637 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3639 * testsuite/script_test_2.cc (main): Adjust test.
3641 2008-04-11 David S. Miller <davem@davemloft.net>
3642 Ian Lance Taylor <iant@google.com>
3644 * options.h (General_options): Add entries for '-Y' and
3646 * options.cc (General_options:finalize): If -Y was used, add those
3647 entries to the library path instead of the default "/lib" and
3650 2008-04-11 David S. Miller <davem@davemloft.net>
3652 * testsuite/justsyms.t: Start at 0x100.
3653 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3654 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3656 * testsuite/script_test_2.cc: Adjust string and section length
3659 2008-04-09 Ian Lance Taylor <iant@google.com>
3662 * script-sections.cc (Sections_element::allocate_to_segment): Add
3664 (Output_section_definition::allocate_to_segment): Likewise.
3665 (Orphan_output_section::allocate_to_segment): Likewise.
3666 (Script_sections::attach_sections_using_phdrs_clause): Don't
3667 propagate non-PT_LOAD segments to orphan sections.
3668 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3669 readelf rather than objdump.
3670 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3671 .interp section and PT_INTERP segment are the same size.
3672 * testsuite/Makefile.in: Rebuild.
3674 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3675 aliases for symbols defined in the same object.
3676 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3677 (weak_alias_test_SOURCES): New variable.
3678 (weak_alias_test_DEPENDENCIES): New variable.
3679 (weak_alias_test_LDFLAGS): New variable.
3680 (weak_alias_test_LDADD): New variable.
3681 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3682 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3683 (weak_alias_test_3.o): New target.
3684 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3685 * testsuite/weak_alias_test_main.cc: New file.
3686 * testsuite/weak_alias_test_1.cc: New file.
3687 * testsuite/weak_alias_test_2.cc: New file.
3688 * testsuite/weak_alias_test_3.cc: New file.
3690 2008-04-08 Ian Lance Taylor <iant@google.com>
3692 * options.h (class General_options): Add --noinhibit-exec option.
3693 * main.cc (main): Check --noinhibit-exec.
3695 * options.h (class General_options): Define --wrap as a special
3696 option. Add wrap_symbols_ field.
3697 (General_options::any_wrap_symbols): New function.
3698 (General_options::is_wrap_symbol): New function.
3699 * options.cc (General_options::parse_wrap): New function.
3700 (General_options::General_options): Initialize wrap_symbols_.
3701 * symtab.cc (Symbol_table::wrap_symbol): New function.
3702 (Symbol_table::add_from_object): Handle --wrap.
3703 * symtab.h (class Symbol_table): Declare wrap_symbol.
3704 * target.h (Target::wrap_char): New function.
3705 (Target::Target_info): Add wrap_char field.
3706 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3707 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3708 * testsuite/testfile.cc (Target_test::test_target_info):
3711 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3714 * layout.h (class Layout): Add added_eh_frame_data_ field.
3715 * layout.cc (Layout::Layout): Initialize new field.
3716 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3717 output section until we find a section we merged successfully.
3718 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3719 that the size be non-zero.
3721 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3724 2008-04-08 Craig Silverstein <csilvers@google.com>
3726 * configure.ac: Export new conditional variable HAVE_ZLIB.
3727 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3729 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3730 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3732 2008-04-07 Ian Lance Taylor <iant@google.com>
3734 * version.cc (version_string): Set to "1.5".
3736 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3737 Add issued_non_pic_error_ field. Declare check_non_pic.
3738 (Target_x86_64::Scan::check_non_pic): New function.
3739 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3740 (Target_x86_64::Scan::global): Likewise.
3742 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3743 addend parameter. Change caller. Handle merge sections.
3744 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3745 Address to Addend. Don't add in the result of
3746 local_section_offset, pass down the addend and use the returned
3748 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3749 Update declarations of local_section_offset and symbol_value.
3750 * testsuite/two_file_test_1.cc (t18): New function.
3751 * testsuite/two_file_test_2.cc (f18): New function.
3752 * testsuite/two_file_test_main.cc (main): Call t18.
3753 * testsuite/two_file_test.h (t18, f18): Declare.
3755 * configure.ac: Don't test for objdump, c++filt, or readelf.
3756 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3758 (TEST_READELF): New variable.
3759 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3760 (check_PROGRAMS): Add two_file_strip_test.
3761 (two_file_strip_test): New target.
3762 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3763 (two_file_same_shared_strip_test_SOURCES): New variable.
3764 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3765 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3766 (two_file_same_shared_strip_test_LDADD): New variable.
3767 (two_file_shared_strip.so): New target.
3768 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3769 (ver_test_5.syms, ver_test_7.syms): Likewise.
3770 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3771 (strip_test_3.stdout): Use TEST_OBJDUMP.
3772 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3774 2008-04-04 Cary Coutant <ccoutant@google.com>
3776 * symtab.h (Symbol::is_weak_undefined): New function.
3777 (Symbol::is_strong_undefined): New function.
3778 (Symbol::is_absolute): New function.
3779 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3780 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3782 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3783 (weak_undef_test): New target.
3784 * testsuite/Makefile.in: Rebuild.
3785 * testsuite/weak_undef_file1.cc: New file.
3786 * testsuite/weak_undef_file2.cc: New file.
3787 * testsuite/weak_undef_test.cc: New file.
3789 2008-04-03 Craig Silverstein <csilvers@google.com>
3791 * compressed_output.h (class Output_compressed_section): Use
3793 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3795 (zlib_compressed_suffix): Removed.
3796 (Output_compressed_section::set_final_data_size): Use unsigned
3798 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3799 Fix linker invocation.
3800 (flagstest_o_specialfile_and_compress_debug_sections):
3802 * testsuite/Makefile.in: Regenerated.
3804 2008-04-02 David S. Miller <davem@davemloft.net>
3806 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3807 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3809 2008-04-02 Craig Silverstein <csilvers@google.com>
3813 2008-04-02 Ian Lance Taylor <iant@google.com>
3815 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3816 parameters. Update for new key type to views_. Change all
3818 (File_read::read): Adjust for byteshift in returned view.
3819 (File_read::add_view): New function, broken out of
3821 (File_read::make_view): New function, broken out of
3823 (File_read::find_or_make_view): Add offset and aligned
3824 parameters. Rewrite accordingly. Change all callers.
3825 (File_read::get_view): Add offset and aligned parameters. Adjust
3826 for byteshift in return value.
3827 (File_read::get_lasting_view): Likewise.
3828 * fileread.h (class File_read): Update declarations.
3829 (class File_read::View): Add byteshift_ field. Add byteshift to
3830 constructor. Add byteshift method.
3831 * archive.h (Archive::clear_uncached_views): New function.
3832 (Archive::get_view): Add aligned parameter. Change all callers.
3833 * object.h (Object::get_view): Add aligned parameter. Change all
3835 (Object::get_lasting_view): Likewise.
3837 * fileread.cc (File_read::release): Don't call clear_views if
3838 there are multiple objects.
3839 * fileread.h (File_read::clear_uncached_views): New function.
3840 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3843 2008-03-31 Cary Coutant <ccoutant@google.com>
3845 Add thin archive support.
3846 * archive.cc (Archive::armagt): New const.
3847 (Archive::setup): Remove task parameter and calls to unlock.
3848 (Archive::unlock_nested_archives): New function.
3849 (Archive::read_header): Add nested_off parameter. Change
3851 (Archive::interpret_header): Likewise.
3852 (Archive::include_all_members): Change to handle thin
3854 (Archive::include_member): Likewise.
3855 * archive.h (Archive::Archive): Add new parameters and
3857 (Archive::armagt): New const.
3858 (Archive::setup): Remove task parameter.
3859 (Archive::unlock_nested_archives): New function.
3860 (Archive::read_header): Add nested_off parameter.
3861 (Archive::interpret_header): Likewise.
3862 (Archive::Nested_archive_table): New typedef.
3863 (Archive::is_thin_archive_): New field.
3864 (Archive::nested_archives_): New field.
3865 (Archive::options_): New field.
3866 (Archive::dirpath_): New field.
3867 (Archive::task_): New field.
3868 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3869 for thin archives. Pass additional parameters to
3870 Archive::Archive. Unlock the archive file after calling
3873 2008-03-29 Ian Lance Taylor <iant@google.com>
3875 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3876 version symbol to be local.
3877 * testsuite/ver_test_4.sh: New file.
3878 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3879 (check_DATA): Add ver_test_4.syms.
3880 (ver_test_4.syms): New target.
3881 * testsuite/Makefile.in: Rebuild.
3884 (Output_section::Input_section_sort_entry::has_priority): New
3886 (Output_section::Input_section_sort_entry::match_file_name): New
3888 (Output_section::Input_section_sort_entry::match_section_name):
3890 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3892 (Output_section::Input_section_sort_entry::match_section_file):
3894 (Output_section::Input_section_sort_compare::operator()): Rewrite
3895 using new Input_section_sort_entry functions. Sort crtbegin and
3896 crtend first. Sort sections with no priority before sections with
3898 * testsuite/initpri1.c (d3): Check j != 4.
3899 (cd5): New constructor/destructor function.
3900 (main): Check j != 2.
3902 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3903 new symbol when resolving, don't call set_is_default.
3904 * testsuite/ver_test_7.cc: New file.
3905 * testsuite/ver_test_7.sh: New file.
3906 * testsuite/Makefile.am (ver_test_7.so): New target.
3907 (ver_test_7.o): New target.
3908 (check_SCRIPTS): Add ver_test_7.sh.
3909 (check_DATA): Add ver_test_7.syms.
3910 (ver_test_7.syms): New target.
3912 2008-03-28 Ian Lance Taylor <iant@google.com>
3914 * layout.cc (Layout::layout): If we see an input section with a
3915 name that needs sorting, set the must_sort flag for the output
3917 (Layout::make_output_section): If the name of the output section
3918 indicates that it might require sorting, set the may_sort flag.
3919 * output.h (Output_section::may_sort_attached_input_sections): New
3921 (Output_section::set_may_sort_attached_input_sections): New
3923 (Output_section::must_sort_attached_input_sections): New
3925 (Output_section::set_must_sort_attached_input_sections): New
3927 (class Output_section): Declare Input_section_sort_entry. Define
3928 Input_section_sort_compare. Declare
3929 sort_attached_input_sections. Add new fields:
3930 may_sort_attached_input_sections_,
3931 must_sort_attached_input_sections_,
3932 attached_input_sections_are_sorted_.
3933 * output.cc (Output_section::Output_section): Initialize new
3935 (Output_section::add_input_section): Add an entry to
3936 input_sections_ if may_sort or must_sort are true.
3937 (Output_section::set_final_data_size): Call
3938 sort_attached_input_sections if necessary.
3939 (Output_section::Input_section_sort_entry): Define new class.
3940 (Output_section::Input_section_sort_compare::operator()): New
3942 (Output_section::sort_attached_input_sections): New function.
3943 * configure.ac: Check whether the compiler supports constructor
3944 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3945 * testsuite/initpri1.c: New file.
3946 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3947 CONSTRUCTOR_PRIORITY.
3948 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3949 (initpri1_LDFLAGS): New variable.
3950 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3952 2008-03-27 Ian Lance Taylor <iant@google.com>
3954 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3955 * testsuite/common_test_1.c: New file.
3956 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3957 (common_test_1_SOURCES): New variable.
3958 (common_test_1_DEPENDENCIES): New variable.
3959 (common_test_1_LDFLAGS): New variable.
3961 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3962 and commons_ correctly when NAME/VERSION does not override
3964 * testsuite/ver_test_6.c: New file.
3965 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3966 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3967 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3969 2008-03-26 Ian Lance Taylor <iant@google.com>
3971 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3972 of an undefined symbol from a version script.
3973 * testsuite/Makefile.am (ver_test_5.so): New target.
3974 (ver_test_5.o): New target.
3975 (check_SCRIPTS): Add ver_test_5.sh.
3976 (check_DATA): Add ver_test_5.syms.
3977 (ver_test_5.syms): New target.
3978 * testsuite/ver_test_5.cc: New file.
3979 * testsuite/ver_test_5.script: New file.
3980 * testsuite/ver_test_5.sh: New file.
3981 * Makefile.in, testsuite/Makefile.in: Rebuild.
3984 Fix problems building gold with gcc 4.3.0.
3985 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3986 (gold_error_at_location, gold_warning_at_location): Use it.
3987 * configure.ac: Check whether we can compile and use a template
3988 function with a printf attribute.
3989 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3990 when jumping over bytes.
3991 * object.cc: Instantiate Object::read_section_data.
3992 * debug.h: Include <cstring>
3993 * dwarf_reader.cc: Include <algorithm>
3994 * main.cc: Include <cstring>.
3995 * options.cc: Include <cstring>.
3996 * output.cc: Include <cstring>.
3997 * script.cc: Include <cstring>.
3998 * script.h: Include <string>.
3999 * symtab.cc: Include <cstring> and <algorithm>.
4000 * target-select.cc: Include <cstring>.
4001 * version.cc: Include <string>.
4002 * testsuite/testmain.cc: Include <cstdlib>.
4003 * configure, config.in: Rebuild.
4005 2008-03-25 Ian Lance Taylor <iant@google.com>
4007 * options.cc: Include "../bfd/bfdver.h".
4008 (options::help): Print bug reporting address.
4010 * version.cc (print_version): Adjust output for current value of
4015 * options.cc (options::help): Print list of supported targets.
4016 * target-select.h: Include <vector>.
4017 (class Target_selector): Make machine_, size_, and is_big_endian_
4018 fields const. Add bfd_name_ and instantiated_target_ fields.
4019 (Target_selector::Target_selector): Add bfd_name parameter.
4020 (Target_selector::recognize): Make non-virtual, call
4022 (Target_selector::recognize_by_name): Make non-virtual, call
4023 do_recognize_by_name.
4024 (Target_selector::supported_names): New function.
4025 (Target_selector::bfd_name): New function.
4026 (Target_selector::do_instantiate_target): New pure virtual
4028 (Target_selector::do_recognize): New virtual function.
4029 (Target_selector::do_recognize_by_name): New virtual function.
4030 (Target_selector::instantiate_target): New private function.
4031 (supported_target_names): Declare.
4032 * target-select.cc (Target_selector::Target_selector): Update for
4033 new parameter and fields.
4034 (select_target_by_name): Check that the name matches before
4035 calling recognize_by_name.
4036 (supported_target_names): New function.
4037 * i386.cc (class Target_selector_i386): Update Target_selector
4038 constructor call. Remove recognize and recognize_by_name. Add
4039 do_instantiate_target.
4040 * x86_64.cc (class Target_selector_x86_64): Likewise.
4041 * testsuite/testfile.cc (class Target_selector_test): Update for
4042 changes to Target_selector.
4044 * README: Rewrite, with some notes on unsupported features.
4046 2008-03-24 Cary Coutant <ccoutant@google.com>
4048 * i386.cc (Target_i386::Got_type): New enum declaration.
4049 (Target_i386::Scan::local): Updated callers of Output_data_got
4051 (Target_i386::Scan::global): Likewise.
4052 (Target_i386::Relocate::relocate): Likewise.
4053 (Target_i386::Relocate::relocate_tls): Likewise.
4054 * object.h (Got_offset_list): New class.
4055 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4056 (Sized_relobj::local_got_offset): Likewise.
4057 (Sized_relobj::set_local_got_offset): Likewise.
4058 (Sized_relobj::local_has_tls_got_offset): Removed.
4059 (Sized_relobj::local_tls_got_offset): Removed.
4060 (Sized_relobj::set_local_tls_got_offset): Removed.
4061 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4062 * output.cc (Output_data_got::add_global): Added got_type parameter.
4063 (Output_data_got::add_global_with_rel): Likewise.
4064 (Output_data_got::add_global_with_rela): Likewise.
4065 (Output_data_got::add_global_pair_with_rel): New function.
4066 (Output_data_got::add_global_pair_with_rela): New function.
4067 (Output_data_got::add_local): Added got_type parameter.
4068 (Output_data_got::add_local_with_rel): Likewise.
4069 (Output_data_got::add_local_with_rela): Likewise.
4070 (Output_data_got::add_local_pair_with_rel): New function.
4071 (Output_data_got::add_local_pair_with_rela): New function.
4072 (Output_data_got::add_global_tls): Removed.
4073 (Output_data_got::add_global_tls_with_rel): Removed.
4074 (Output_data_got::add_global_tls_with_rela): Removed.
4075 (Output_data_got::add_local_tls): Removed.
4076 (Output_data_got::add_local_tls_with_rel): Removed.
4077 (Output_data_got::add_local_tls_with_rela): Removed.
4078 * output.h (Output_data_got::add_global): Added got_type parameter.
4079 (Output_data_got::add_global_with_rel): Likewise.
4080 (Output_data_got::add_global_with_rela): Likewise.
4081 (Output_data_got::add_global_pair_with_rel): New function.
4082 (Output_data_got::add_global_pair_with_rela): New function.
4083 (Output_data_got::add_local): Added got_type parameter.
4084 (Output_data_got::add_local_with_rel): Likewise.
4085 (Output_data_got::add_local_with_rela): Likewise.
4086 (Output_data_got::add_local_pair_with_rel): New function.
4087 (Output_data_got::add_local_pair_with_rela): New function.
4088 (Output_data_got::add_global_tls): Removed.
4089 (Output_data_got::add_global_tls_with_rel): Removed.
4090 (Output_data_got::add_global_tls_with_rela): Removed.
4091 (Output_data_got::add_local_tls): Removed.
4092 (Output_data_got::add_local_tls_with_rel): Removed.
4093 (Output_data_got::add_local_tls_with_rela): Removed.
4094 * resolve.cc (Symbol::override_base_with_special): Removed
4095 reference to has_got_offset_ field.
4096 * symtab.cc (Symbol::init_fields): Replaced initialization
4097 of got_offset_ with got_offsets_. Removed initialization
4099 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4100 (Symbol::got_offset): Likewise.
4101 (Symbol::set_got_offset): Likewise.
4102 (Symbol::has_tls_got_offset): Removed.
4103 (Symbol::tls_got_offset): Removed.
4104 (Symbol::set_tls_got_offset): Removed.
4105 (Symbol::got_offset_): Removed.
4106 (Symbol::tls_mod_got_offset_): Removed.
4107 (Symbol::tls_pair_got_offset_): Removed.
4108 (Symbol::got_offsets_): New field.
4109 (Symbol::has_got_offset): Removed.
4110 (Symbol::has_tls_mod_got_offset): Removed.
4111 (Symbol::has_tls_pair_got_offset): Removed.
4112 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4113 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4115 (Target_x86_64::Scan::global): Likewise.
4116 (Target_x86_64::Relocate::relocate): Likewise.
4117 (Target_x86_64::Relocate::relocate_tls): Likewise.
4119 2008-03-25 Ben Elliston <bje@au.ibm.com>
4121 * yyscript.y: Fix spelling error in comment.
4123 2008-03-24 Ian Lance Taylor <iant@google.com>
4125 * options.h (class General_options): Define build_id option.
4126 * layout.h (class Layout): Declare write_build_id, create_note,
4127 create_build_id. Add build_id_note_ member.
4128 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4129 "libiberty.h", "md5.h", "sha1.h".
4130 (Layout::Layout): Initialize eh_frame_data_,
4131 eh_frame_hdr_section_, and build_id_note_.
4132 (Layout::finalize): Call create_build_id.
4133 (Layout::create_note): New function, broken out of
4134 Layout::create_gold_note.
4135 (Layout::create_gold_note): Call create_note.
4136 (Layout::create_build_id): New function.
4137 (Layout::write_build_id): New function.
4138 (Close_task_runner::run): Call write_build_id.
4140 * x86_64.cc: Correct license to GPLv3.
4142 2008-03-23 Ian Lance Taylor <iant@google.com>
4144 * options.cc: Include "demangle.h".
4145 (parse_optional_string): New function.
4146 (parse_long_option): Handle takes_optional_argument.
4147 (parse_short_option): Update dash_z initializer. Handle
4148 takes_optional_argument.
4149 (General_options::General_options): Initialize do_demangle_.
4150 (General_options::finalize): Set do_demangle_. Handle demangling
4152 * options.h (parse_optional_string): Declare.
4153 (struct One_option): Add optional_arg field. Update constructor.
4154 Update call constructor calls. Add takes_optional_argument
4156 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4157 (DEFINE_optional_string): Define.
4158 (General_options::demangle): Change from DEFINE_bool to
4159 DEFINE_optional_string.
4160 (General_options::no_demangle): New function.
4161 (General_options::do_demangle): New function.
4162 (General_options::set_do_demangle): New function.
4163 (General_options::execstack_status_): Move definition to end of
4165 (General_options::static_): Likewise.
4166 (General_options::do_demangle_): New field.
4167 * object.cc (big_endian>::get_symbol_location_info): Call
4168 Options::do_demangle, not Options::demangle.
4169 * symtab.cc (demangle): Likewise.
4171 2008-03-22 Ian Lance Taylor <iant@google.com>
4173 * gold.h: Include <cstddef> and <sys/types.h>
4174 * options.h: Include <cstring>.
4176 2008-03-21 Ian Lance Taylor <iant@google.com>
4178 * Added source code to GNU binutils.