1 2009-11-25 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4 class definition. Add code to handle --target1-rel, --target1-abs
5 and --target2= options.
6 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10 (Target_arm::Scan::local, Target_arm::Scan::global,
11 Target_arm::Relocate::relocate,
12 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
13 call to Target_arm::get_real_reloc_type.
14 (Target_arm::get_real_reloc_type): Use command line options to
15 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
16 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
19 2009-11-25 Doug Kwan <dougkwan@google.com>
21 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
22 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
23 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
25 (Arm_relocate_functions::thm_call): Replace body with a call to
26 Arm_relocate_functions::thumb_branch_common.
27 (Arm_relocate_functions::thm_jump24,
28 Arm_relocate_functions::thm_xpc22): New method definitions.
29 (Arm_relocate_functions::thumb_branch_common): New method definition.
30 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
32 (Target_arm::Relocate::relocate): Adjust call to thm_call.
33 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
35 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
37 * Makefile.am: Build incremental-dump
38 * Makefile.in: Regenerate.
39 * incremental-dump.cc: New.
40 * incremental.cc (Incremental_inputs_header_data,
41 Incremental_inputs_entry_data): Move to incremental.h
42 * incremental.h: (Incremental_inputs_header_data,
43 Incremental_inputs_entry_data): Move from incremental.cc
45 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
47 * incremental.cc (Incremental_inputs_header,
48 Incremental_inputs_header_write, Incremental_inputs_entry,
49 Incremental_inputs_entry_write): Add a typedef with the data type.
51 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
53 * incremental.cc (Incremental_inputs_header,
54 Incremental_inputs_header_write, Incremental_inputs_entry,
55 Incremental_inputs_entry_write): Update comment about which
56 type has the filed descriptions.
58 2009-11-15 Doug Kwan <dougkwan@google.com>
60 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
61 (Arm_relocate_functions::arm_branch_common): Change method defintion
62 in class definition to a method declaration and update list of formal
64 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
65 Arm_relocation_functions::jump24): Adjust call to
66 Arm_relocate_functions::arm_branch_common. Update list of formal
68 (Arm_relocate_functions::xpc25): New method definition.
69 (Arm_relocate_functions::arm_branch_common): Move method defintion
70 out from class definition. Use stubs for mode-switching and extending
72 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
73 specially. Change code to enable use of stubs in ARM branches.
75 2009-11-10 Doug Kwan <dougkwan@google.com>
77 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
78 in method declaration.
79 (Target_arm::relocate_stub): New method declaration.
80 (Target_arm::default_target): Change to return a pointer instead of
82 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
83 Target_arm::default_target.
84 (Arm_Relobj::do_relocate_sections): Remove options paramater in
86 (Target_arm::relocate_section): Adjust view.
87 (Target_arm::relocate_stub): New method definition.
89 2009-11-10 Doug Kwan <dougkwan@google.com>
91 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
93 * incremental.cc (open_incremental_binary): Initialized local
94 variables to avoid warnings.
95 * object.cc (make_elf_object): Ditto.
96 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
99 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
102 * testsuite/plugin_test.c: Include "config.h".
104 2009-11-09 Doug Kwan <dougkwan@google.com>
106 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
107 (arm_symbol_value): Remove.
108 (Arm_relocate_functions::arm_branch_common,
109 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
110 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
111 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
112 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
113 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
114 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
115 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
116 Arm_relocate_functions::thm_mobw_abs_nc,
117 Arm_relocate_functions::thm_mov_abs,
118 Arm_relocate_functions::movw_prel_nc,
119 Arm_relocate_functions::thm_movt_abs,
120 Arm_relocate_functions::movt_prel,
121 Arm_relocate_functions::thm_movw_prel_nc,
122 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
123 (Target_arm::Relocate::relocate): Only decompose address into two
124 parts if relocation type uses the thumb-bit and pass the actual
125 bit instead of a flag indicating that the thumb-bit is used. Adjust
126 calls to methods in Arm_relocate_functions for this change.
128 2009-11-08 Ian Lance Taylor <ian@airs.com>
131 * reloc.cc: Instantiate
132 Sized_relobj::initialize_input_to_output_maps and
133 Sized_relobj:free_input_to_output_maps.
135 2009-11-06 Ian Lance Taylor <iant@google.com>
138 * defstd.cc (in_segment): Set only_if_ref true for "end".
140 2009-11-06 Doug Kwan <dougkwan@google.com>
142 * arm.cc (class Reloc_stub): Correct a comment.
143 (Target_arm::Target_arm): Initialize arm_input_section_map_.
144 (Target_arm::scan_section_for_stubs): New method declaration.
145 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
146 Change methods from private to protected.
147 (Target_arm::do_may_relax): New method definition.
148 (Target_arm::do_relax, Target_arm::group_sections,
149 Target_arm::scan_reloc_for_stub,
150 Target_arm::scan_reloc_section_for_stubs): New method declarations.
151 (Target_arm::arm_input_section_map_): New data member declaration.
152 (Target_arm::scan_reloc_for_stub,
153 Target_arm::scan_reloc_section_for_stubs,
154 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
155 Target_arm::do_relax): New method definitions.
157 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
159 * configure.ac: Check for (struct stat)::st_mtim
160 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
161 * config.in: Regenerate.
162 * configure: Regenerate.
164 2009-11-05 Ian Lance Taylor <iant@google.com>
167 * output.cc (Output_segment::add_output_section): Add missing
170 2009-11-04 Ian Lance Taylor <iant@google.com>
173 * object.h (class Object): Add is_needed and set_is_needed
174 methods. Add is_needed_ field. Make bool fields into bitfields.
175 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
176 defined in a dynamic object and referenced by a regular object,
177 set is_needed for the dynamic object.
178 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
179 if the file is marked with as_needed and it is not needed.
181 2009-11-04 Ian Lance Taylor <iant@google.com>
184 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
185 tags if data is discarded by linker script.
186 * i386.cc (Target_i386::do_finalize_sections): Likewise.
187 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
188 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
189 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
191 2009-11-04 Ian Lance Taylor <iant@google.com>
193 * layout.cc (Layout::get_output_section): Add is_interp and
194 is_dynamic_linker_section parameters. Change all callers.
195 (Layout::choose_output_section): Likewise.
196 (Layout::make_output_section): Likewise.
197 (Layout::add_output_section_data): Add is_dynamic_linker_section
198 parameter. Change all callers.
199 * layout.h (class Layout): Update declarations.
200 * output.h (class Output_section): Add is_interp, set_is_interp,
201 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
202 Add is_interp_, is_dynamic_linker_section_ fields. Change
203 generate_code_fills_at_write_ to a bitfield.
204 * output.cc (Output_section::Output_sections): Initialize new
206 (Output_segment::add_output_section): Add do_sort parameter.
209 2009-11-03 Ian Lance Taylor <iant@google.com>
212 * options.h (class General_options): Add --warn-common.
213 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
214 merging two common symbols.
215 (Symbol_table::should_override): Handle --warn-common when merging
216 a common symbol with a defined symbol. Use report_resolve_problem
217 for multiple definitions.
218 (Symbol_table::report_resolve_problem): New function.
219 * symtab.h (class Symbol_table): Declare report_resolve_problem.
221 2009-11-03 Doug Kwan <dougkwan@google.com>
223 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
225 (Target_arm::stub_factory): New method definition.
226 (Target_arm::new_arm_input_section,
227 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
228 Target_arm::reloc_uses_thumb_bit): New method declarations.
229 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
230 New type definitions.
231 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
233 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
234 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
235 New method definitions.
237 2009-11-03 Ian Lance Taylor <iant@google.com>
239 * options.h (class General_options): Add --warn_constructors.
241 2009-11-03 Ian Lance Taylor <iant@google.com>
244 * defstd.cc (in_section): Add entries for __rel_iplt_start,
245 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
247 2009-11-03 Ian Lance Taylor <iant@google.com>
250 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
251 --msgid-bugs-address.
252 (install-pdf): New target.
253 (install-data_yes): Look up one directory to find mkinstalldirs.
255 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
257 * po/Make-in (.po.gmo): Don't generate .gmo files in source
260 2009-10-30 Doug Kwan <dougkwan@google.com>
262 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
264 2009-10-30 Doug Kwan <dougkwan@google.com>
266 * arm.cc (Stub_addend_reader): New struct template definition
267 and partial specializations.
268 (Stub_addend_reader::operator()): New method definition for a
269 partially specialized template.
271 2009-10-30 Doug Kwan <dougkwan@google.com>
273 * arm.cc (Arm_relobj::processor_specific_flags): New method
275 (Arm_relobj::do_read_symbols): New method declaration.
276 (Arm_relobj::processor_specific_flags_): New data member declaration.
277 (Arm_dynobj): New class definition.
278 (Target_arm::do_finalize_sections): Add input_objects parameter.
279 (Target_arm::do_adjust_elf_header): New method declaration.
280 (Target_arm::are_eabi_versions_compatible,
281 (Target_arm::merge_processor_specific_flags): New method declaration.
282 (Target_arm::do_make_elf_object): New overloaded method definitions
284 (Arm_relobj::do_read_symbols): New method definition.
285 (Arm_dynobj::do_read_symbols): Ditto.
286 (Target_arm::do_finalize_sections): Add input_objects parameters.
287 Merge processor-specific flags from all input objects.
288 (Target_arm::are_eabi_versions_compatible,
289 Target_arm::merge_processor_specific_flags,
290 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
291 New method definitions.
292 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
293 Input_objects pointer type parameter.
294 * layout.cc (Layout::finalize): Pass input objects to target's.
295 finalize_sections function.
296 * output.cc (Output_file_header::do_sized_write): Set ELF file
297 header's processor-specific flags.
298 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
299 Input_objects pointer type parameter.
300 * sparc.cc (Target_sparc::do_finalize_sections): Same.
301 * target.h (Input_objects): New forward class declaration.
302 (Target::processor_specific_flags,
303 Target::are_processor_specific_flags_sect): New method definitions.
304 (Target::finalize_sections): Add input_objects parameter.
305 (Target::Target): Initialize processor_specific_flags_ and
306 are_processor_specific_flags_set_.
307 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
309 (Target::set_processor_specific_flags): New method definition.
310 (Target::processor_specific_flags_,
311 Target::are_processor_specific_flags_set_): New data member
313 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
314 Input_objects pointer type parameter.
316 2009-10-30 Doug Kwan <dougkwan@google.com>
318 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
320 2009-10-28 Ian Lance Taylor <iant@google.com>
322 * object.h (class Relobj): Drop options parameter from
323 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
324 do_scan_relocs, do_relocate. Change all callers.
325 (class Sized_relobj): Drop options parameters from
326 do_gc_process_relocs, do_scan_relocs, do_relocate,
327 do_relocate_sections, relocate_sections, emit_relocs_scan,
328 emit_relocs_scan_reltype. Change all callers.
329 (struct Relocate_info): Remove options field and all references to
331 * reloc.h (class Read_relocs): Remove options constructor
332 parameter and options_ field. Change all callers.
333 (class Gc_process_relocs, class Scan_relocs): Likewise.
334 (class Relocate_task): Likewise.
335 * target-reloc.h (scan_relocs): Remove options parameter. Change
337 (scan_relocatable_relocs): Likewise.
338 * target.h (class Sized_target): Remove options parameter from
339 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
341 * gc.h (gc_process_relocs): Remove options parameter. Change all
343 * arm.cc: Update functions to remove options parameters.
345 * powerpc.cc: Likewise.
346 * sparc.cc: Likewise.
347 * x86_64.cc: Likewise.
348 * testsuite/testfile.cc: Likewise.
350 2009-10-28 Doug Kwan <dougkwan@google.com>
352 * arm.cc (Arm_relobj): New class definition.
353 (Arm_relobj::scan_sections_for_stubs,
354 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
355 New method definitions.
357 2009-10-28 Cary Coutant <ccoutant@google.com>
359 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
360 (Plugin::cleanup_done_): New member.
361 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
362 (Plugin_manager::cleanup_done_): Remove.
363 (Plugin_manager::add_input_file): Edit error message.
364 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
365 (Plugin_manager::cleanup): Remove use of cleanup_done_.
367 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
369 * fileread.cc: (File_read::View::~View): Use the new
370 data_ownership_ filed.
371 (File_read::~File_read): Dispose the new whole_file_view_.
372 (File_read::open): Mmap the whole file if needed.
373 (File_read::open): Use whole_file_view_ instead of contents_.
374 (File_read::find_view): Use whole_file_view_ if applicable.
375 (File_read::do_read): Use whole_file_view_ instead of contents_.
376 (File_read::make_view): Use whole_file_view_ instead of contents_,
377 update File_read::View::View call.
378 (File_read::find_or_make_view): Update File_read::View::View
380 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
382 (File_read::View::Data_ownership): New enum.
383 (File_read::View::View): Replace bool mapped_ with Data_ownership
385 (File_read::View::mapped_): Remove (replaced by data_ownership_).
386 (File_read::View::data_ownership_): New field.
387 (File_read::contents_): Remove (replaced by whole_file_view_).
388 (File_read::whole_file_view_): New field.
389 * options.h (class General_options): Add --keep-files-mapped.
391 2009-10-27 Cary Coutant <ccoutant@google.com>
393 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
394 * testsuite/Makefile.am (plugin_test_5): New test case.
395 * testsuite/Makefile.in: Regenerate.
397 2009-10-25 Doug Kwan <dougkwan@google.com>
399 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
400 from private to protected to allow access by child class.
401 (Sized_relobj::do_relocate_sections): New method declaration.
402 (Sized_relobj::relocate_sections): Virtualize.
403 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
404 Sized_relobj::relocate_sections. Instantiate template explicitly
405 for different target sizes and endianity.
407 2009-10-24 Doug Kwan <dougkwan@google.com>
409 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
410 (Arm_input_section::as_arm_input_section): New method.
411 (Arm_output_section): New class definition.
412 (Arm_output_section::create_stub_group,
413 Arm_output_section::group_sections): New method definitions.
415 2009-10-22 Doug Kwan <dougkwan@google.com>
417 * arm.cc (Arm_input_section): New class definition.
418 (Arm_input_section::init, Arm_input_section:do_write,
419 Arm_input_section::set_final_data_size,
420 Arm_input_section::do_reset_address_and_file_offset): New method
423 2009-10-21 Doug Kwan <dougkwan@google.com>
425 * arm.cc (Stub_table, Arm_input_section): New forward class
427 (Stub_table): New class defintion.
428 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
429 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
430 New method definition.
432 2009-10-21 Doug Kwan <dougkwan@google.com>
434 * arm.cc: Update copyright comments.
435 (Target_arm): New forward class template declaration.
436 (Arm_address): New type.
437 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
438 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
439 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
441 (Insn_template): Same.
442 (DEF_STUBS): New macro.
443 (Stub_type): New enum type.
444 (Stub_template): New class definition.
447 (Stub_factory): Same.
448 (Target_arm::Target_arm): Initialize may_use_blx_ and
449 should_force_pic_veneer_.
450 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
451 Target_arm::should_force_pic_veneer,
452 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
453 Target_arm::using_thumb_only, Target_arm:;default_target): New
455 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
456 New data member declarations.
457 (Insn_template::size, Insn_template::alignment): New method defintions.
458 (Stub_template::Stub_template): New method definition.
459 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
460 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
461 (Stub_factory::Stub_factory): New method definition.
462 * gold.h (string_hash): New template.
463 * output.h (Input_section_specifier::hash_value): Use
465 (Input_section_specifier::string_hash): Remove.
466 * stringpool.cc (Stringpool_template::string_hash): Use
469 2009-10-20 Doug Kwan <dougkwan@google.com>
471 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
472 symbols of relaxed input sections.
473 * output.h (Output_section::find_relaxed_input_section): Make
476 2009-10-16 Doug Kwan <dougkwan@google.com>
478 * dynobj.cc (Versions::Versions): Initialize version_script_.
479 Only insert base version symbol definition for a shared object
480 if version script defines any version versions.
481 (Versions::define_base_version): New method definition.
482 (Versions::add_def): Check that base version is not needed.
483 (Versions::add_need): Define base version lazily.
484 * dynobj.h (Versions::define_base_version): New method declaration.
485 (Versions::needs_base_version_): New data member declaration.
486 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
487 (check_DATA): Add no_version_test.stdout.
488 (libno_version_test.so, no_version_test.o no_version_test.stdout):
490 * testsuite/Makefile.in: Regenerate.
491 * testsuite/no_version_test.c: New file.
492 * testsuite/no_version_test.sh: Ditto.
494 2009-10-16 Doug Kwan <dougkwan@google.com>
496 * expression.cc (class Segment_start_expression): New class definition.
497 (Segment_start_expression::value): New method definition.
498 (script_exp_function_segment_start): Return a new
499 Segment_start_expression.
500 * gold/script-c.h (script_saw_segment_start_expression): New function
502 * script-sections.cc (Script_sections::Script_sections): Initialize
503 SAW_SEGMENT_START_EXPRESSION_ to false.
504 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
505 and -Tbbs options to specify section addresses if given in
506 command line and no SEGMENT_START expression is seen in a script.
507 * script-sections.h (Script_sections::saw_segment_start_expression,
508 Script_sections::set_saw_segment_start_expression): New method
510 (Script_sections::saw_segment_start_expression_): New data member
512 * script.cc (script_saw_segment_start_expression): New function.
513 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
514 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
515 script_test_7.sh and script_test_8.sh.
516 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
517 script_test_8.stdout.
518 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
519 (script_test_6, script_test_6.stdout, script_test_7,
520 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
521 * Makefile.in: Regenerate.
522 * testsuite/script_test_6.sh: New file.
523 * testsuite/script_test_6.t: Same.
524 * testsuite/script_test_7.sh: Same.
525 * testsuite/script_test_7.t: Same.
526 * testsuite/script_test_8.sh: Same.
528 2009-10-16 Doug Kwan <dougkwan@google.com>
530 * output.cc (Output_segment::set_section_list_address): Cast
531 expressions to unsigned long long type to avoid format warnings.
533 2009-10-15 Ian Lance Taylor <iant@google.com>
535 * script.cc (Script_options::add_symbol_assignment): Always add a
536 dot assignment to script_sections_.
537 * script-sections.cc (Script_sections::add_dot_assignment):
538 Initialize if necessary.
540 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
541 program headers with no load segment if there is a linker script.
543 * layout.cc (Layout::set_segment_offsets): Align the file offset
544 to the segment aligment for -N or -n with no load segment.
545 * output.cc (Output_segment::add_output_section): Don't crash if
546 the first section is a TLS section.
547 (Output_segment::set_section_list_addresses): Print an error
548 message if the address moves backward in a linker script.
550 (Output_section_element_input::set_section_addresses): Don't
551 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
552 (Orphan_output_section::set_section_addresses): Likewise.
554 2009-10-15 Doug Kwan <dougkwan@google.com>
556 * layout.cc (Layout::finish_dynamic_section): Generate tags
557 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
558 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
559 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
561 2009-10-14 Ian Lance Taylor <iant@google.com>
563 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
565 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
566 data_shdr fields of relinfo.
567 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
568 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
569 R_386_TLS_LDO_32, adjust based on section flags.
570 (Target_i386::Relocate::fix_up_ldo): Remove.
572 2009-10-13 Ian Lance Taylor <iant@google.com>
574 Add support for -pie.
575 * options.h (class General_options): Add -pie and
577 (General_options::output_is_position_independent): Test -pie.
578 (General_options::output_is_executable): Return true if not shared
580 (General_options::output_is_pie): Remove.
581 * options.cc (General_options::finalize): Reject incompatible uses
583 * gold.cc (queue_middle_tasks): A -pie link is not static.
584 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
585 * symtab.cc (Symbol::final_value_is_known): Return false if
586 output_is_position_independent.
587 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
588 output_is_position_independent.
589 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
590 output_is_position_independent.
591 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
592 output_is_position_independent.
593 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
595 (basic_pie_test.o, basic_pie_test): New targets.
596 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
597 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
598 (two_file_pie_test): New target.
599 * testsuite/Makefile.in: Rebuild.
600 * README: Remove note saying that -pie is not supported.
602 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
604 * options.h (class General_options): Add -init and -fini.
605 * layout.cc (Layout::finish_dynamic_section): Emit
606 given init and fini functions.
608 2009-10-13 Sriraman Tallam <tmsriram@google.com>
610 * gc.h (gc_process_relocs): Check if icf is enabled using new
612 * gold.cc (queue_initial_tasks): Likewise.
613 (queue_middle_tasks): Likewise.
614 * object.cc (do_layout): Likewise.
615 * symtab.cc (is_section_folded): Likewise.
616 * main.cc (main): Likewise.
617 * reloc.cc (Read_relocs::run): Likewise.
618 (Sized_relobj::do_scan_relocs): Likewise.
619 * icf.cc (is_function_ctor_or_dtor): New function.
620 (Icf::find_identical_sections): Check if function is ctor or dtor when
622 * options.h (General_options::icf): Change option to be an enum.
623 (Icf_status): New enum.
624 (icf_enabled): New method.
625 (icf_safe_folding): New method.
626 (set_icf_status): New method.
627 (icf_status_): New variable.
628 * (options.cc) (General_options::finalize): Set icf_status_.
629 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
630 icf_test and icf_keep_unique_test to use the --icf enum flag.
631 * testsuite/icf_safe_test.sh: New file.
632 * testsuite/icf_safe_test.cc: New file.
634 2009-10-12 Sriraman Tallam <tmsriram@google.com>
636 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
637 includes to gc.h and icf.h.
638 * arm.cc: Include gc.h.
641 * powerpc.cc: Likewise.
642 * sparc.cc: Likewise.
643 * x86_64.cc: Likewise.
644 * gc.h: Include icf.h.
646 2009-10-11 Ian Lance Taylor <iant@google.com>
648 * plugin.cc: Include "gold.h" before other header files.
650 2009-10-10 Chris Demetriou <cgd@google.com>
652 * options.h (Input_file_argument::Input_file_type): New enum.
653 (Input_file_argument::is_lib_): Replace with...
654 (Input_file_argument::type_): New member.
655 (Input_file_argument::Input_file_argument): Take Input_file_type
656 'type' rather than boolean 'is_lib' as second argument.
657 (Input_file_argument::is_lib): Use type_.
658 (Input_file_argument::is_searched_file): New function.
659 (Input_file_argument::may_need_search): Handle is_searched_file.
660 * options.cc (General_options::parse_library): Support -l:filename.
661 (General_options::parse_just_symbols): Update for Input_file_argument
663 (Command_line::process): Likewise.
664 * archive.cc (Archive::get_file_and_offset): Likewise.
665 * plugin.cc (Plugin_manager::release_input_file): Likewise.
666 * script.cc (read_script_file, script_add_file): Likewise.
667 * fileread.cc (Input_file::Input_file): Likewise.
668 (Input_file::will_search_for): Handle is_searched_file.
669 (Input_file::open): Likewise.
670 * readsyms.cc (Read_symbols::get_name): Likewise.
671 * testsuite/Makefile.am (searched_file_test): New test.
672 * testsuite/Makefile.in: Regenerate.
673 * testsuite/searched_file_test.cc: New file.
674 * testsuite/searched_file_test_lib.cc: New file.
676 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
677 Ian Lance Taylor <iant@google.com>
679 * descriptor.cc: Include <cstdio> and "binary-io.h".
680 (Descriptors::open): Open the files in binary mode always.
681 * script.cc (Lex::get_token): Treat \r as whitespace.
683 2009-10-09 Ian Lance Taylor <iant@google.com>
685 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
687 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
688 Ian Lance Taylor <iant@google.com>
690 * configure.ac: Check for readv function also.
691 * fileread.cc (readv): Define if not HAVE_READV.
692 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
694 * config.in: Regenerate.
695 * configure: Regenerate.
697 2009-10-09 Doug Kwan <dougkwan@google.com>
699 * layout.cc (Layout::make_output_section): Call target hook to make
700 ordinary output section.
701 (Layout::finalize): Adjust parameter list of call the
703 * layout.h (class Layout::section_list): New method.
704 * merge.h (Output_merge_base::entsize): Change visibility to public.
705 (Output_merge_base::is_string, Output_merge_base::do_is_string):
707 (Output_merge_string::do_is_string): New method.
708 * object.cc (Sized_relobj::do_setup): renamed from
709 Sized_relobj::set_up.
710 * object.h (Sized_relobj::adjust_shndx,
711 Sized_relobj::initializ_input_to_output_maps,
712 Sized_relobj::free_input_to_output_maps): Change visibilities to
714 (Sized_relobj::setup): Virtualize.
715 (Sized_relobj::do_setup): New method declaration.
716 (Sized_relobj::invalidate_section_offset,
717 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
718 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
719 * options.cc (parse_int): New function.
720 * options.h (parse_int): New declaration.
721 (DEFINE_int): New macro.
722 (stub_group_size): New option.
723 * output.cc (Output_section::Output_section): Initialize memebers
724 merge_section_map_, merge_section_by_properties_map_,
725 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
726 (Output_section::add_input_section): Handled deferred code-fill
727 generation and remove an old comment.
728 (Output_section::add_relaxed_input_section): New method definition.
729 (Output_section::add_merge_input_section): Use merge section by
730 properties map to speed to search. Update merge section maps
732 (Output_section::build_relaxation_map): New method definition.
733 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
735 (Output_section::relax_input_section): Renamed to
736 Output_section::convert_input_sections_to_relaxed_sections and change
737 interface to take a vector of pointers to relaxed sections.
738 (Output_section::find_merge_section,
739 Output_section::find_relaxed_input_section): New method definitions.
740 (Output_section::is_input_address_mapped,
741 Output_section::output_offset, Output_section::output_address):
742 Use output section data maps to speed up searching.
743 (Output_section::find_starting_output_address): Add comments.
744 (Output_section::do_write,
745 Output_section::write_to_postprocessing_buffer): Do code-fill
746 generation as appropriate.
747 (Output_section::get_input_sections): Invalidate relaxed input section
749 (Output_section::restore_states): Adjust type of checkpoint .
750 Invalidate relaxed input section map.
751 * output.h (Output_merge_base): New class declaration.
752 (Input_section_specifier): New class defintion.
753 (class Output_relaxed_input_section) Change base class to
754 Output_section_data_build.
755 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
756 base class initializer.
757 (Output_section::add_relaxed_input_section): New method declaration.
758 (Output_section::Input_section): Change visibility to protected.
759 (Output_section::Input_section::relobj,
760 Output_section::Input_section::shndx): Handle relaxed input sections.
761 Output_section::input_sections) Change visibility to protected. Also
762 define overload to return a non-const pointer.
763 (Output_section::Merge_section_properties): New class defintion.
764 (Output_section::Merge_section_by_properties_map,
765 Output_section::Output_section_data_by_input_section_map,
766 Output_section::Relaxation_map): New types.
767 (Output_section::relax_input_section): Rename method to
768 Output_section::convert_input_sections_to_relaxed_sections and change
769 interface to take a vector of relaxed section pointers.
770 (Output_section::find_merge_section,
771 Output_section::find_relaxed_input_section,
772 Output_section::build_relaxation_map,
773 Output_section::convert_input_sections_in_list_to_relaxed_sections):
774 New method declarations.
775 (Output_section::merge_section_map_
776 Output_section::merge_section_by_properties_map_,
777 Output_section::relaxed_input_section_map_,
778 Output_section::is_relaxed_input_section_map_valid_,
779 Output_section::generate_code_fills_at_write_): New data members.
781 (Output_section_element_input::set_section_addresses): Call
782 current_data_size and addralign methods of relaxed input sections.
783 (Orphan_output_section::set_section_addresses): Call current_data_size
784 and addralign methods of relaxed input sections.
785 * symtab.cc (Symbol_table::compute_final_value): Extract template
786 from the body of Symbol_table::sized_finalize_symbol.
787 (Symbol_table::sized_finalized_symbol): Call
788 Symbol_table::compute_final_value.
789 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
790 (Symbol_table::compute_final_value): New templated method declaration.
791 * target.cc (Target::do_make_output_section): New method defintion.
792 * target.h (Target::make_output_section): New method declaration.
793 (Target::relax): Add more parameters for input objects, symbol table
794 and layout. Adjust call to do_relax.
795 (Target::do_make_output_section): New method declaration.
796 (Target::do_relax): Add parameters for input objects, symbol table
799 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
801 * pread.c: Include stdio.h.
803 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
805 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
808 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
810 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
811 Change read_shndx type to unsigned int.
812 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
814 (Sized_dwarf_line_info::read_line_mappings): Likewise.
815 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
816 Change read_shndx type to unsigned int.
817 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
819 (Sized_dwarf_line_info::read_line_mappings): Likewise.
820 * layout.cc (Layout::create_symtab_sections): Cast the result of
821 local_symcount * symsize to off_t in the gold_assert.
823 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
825 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
826 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
828 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
829 (Arm_relocate_functions::thm_abs5): New function.
830 (Arm_relocate_functions::abs12): New function.
831 (Arm_relocate_functions::abs16): New function.
832 (Arm_relocate_functions::base_abs): New function.
833 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
834 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
835 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
837 (Scan::global): Likewise.
838 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
839 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
840 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
841 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
844 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
846 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
847 (Arm_relocate_functions::movt_prel): New function.
848 (Arm_relocate_functions::thm_movw_prel_nc): New function.
849 (Arm_relocate_functions::thm_movt_prel): New function.
850 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
851 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
852 (Scan::global, Relocate::relocate): Likewise.
853 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
855 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
857 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
859 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
861 (class Incremental_inputs_header): New class.
862 (Incremental_inputs_header_writer): Edit comment.
863 (Incremental_inputs_entry): New class.
864 (Incremental_inputs_entry_writer): Edit comment.
865 (Sized_incremental_binary::do_find_incremental_inputs_section):
866 Add *strtab_shndx parameter, fill it.
867 (Sized_incremental_binary::do_check_inputs): New method.
868 (Incremental_checker::can_incrementally_link_output_file): Use
869 Sized_incremental_binary::check_inputs.
870 (Incremental_inputs::report_command_line): Save command line in
873 (Incremental_binary::find_incremental_inputs_section): New
875 (Incremental_binary::do_find_incremental_inputs_section): Add
876 strtab_shndx parameter.
877 (Incremental_binary::do_check_inputs): New pure virtual method.
878 (Sized_incremental_binary::do_check_inputs): Declare.
879 (Incremental_checker::Incremental_checker): Add incremental_inputs
880 parameter, use it to initialize incremental_inputs_.
881 (Incremental_checker::incremental_inputs_): New field.
882 (Incremental_checker::command_line): New method.
883 (Incremental_checker::inputs): New method.
884 (Incremental_checker::command_line_): New field.
886 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
888 * incremental.cc: Include <cstdarg> and "target-select.h".
889 (vexplain_no_incremental): New function.
890 (explain_no_incremental): New function.
891 (Incremental_binary::error): New method.
892 (Sized_incremental_binary::do_find_incremental_inputs_section): New
894 (make_sized_incremental_binary): New function.
895 (open_incremental_binary): New function.
896 (can_incrementally_link_file): Add checks if output is ELF and has
898 * incremental.h: Include "elfcpp_file.h" and "output.h".
899 (Incremental_binary): New class.
900 (Sized_incremental_binary): New class.
901 (open_incremental_binary): Declare.
902 * object.cc (is_elf_object): Use
903 elfcpp::Elf_recognizer::is_elf_file.
904 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
905 * output.h (Output_file::filesize): New method.
907 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
909 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
911 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
912 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
914 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
916 (Arm_relocate_functions::movw_abs_nc): New function.
917 (Arm_relocate_functions::movt_abs): New function.
918 (Arm_relocate_functions::thm_movw_abs_nc): New function.
919 (Arm_relocate_functions::thm_movt_abs): New function.
920 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
921 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
922 (Scan::global): Likewise.
923 (Relocate::relocate): Likewise.
924 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
926 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
928 * arm.cc (Arm_relocate_functions::got_prel) New function.
929 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
930 (Relocate::relocate): Likewise.
931 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
933 2009-10-06 Ian Lance Taylor <iant@google.com>
935 * options.h (class General_options): Define
936 split_stack_adjust_size parameter.
937 * object.h (class Object): Add uses_split_stack_ and
938 has_no_split_stack_ fields. Add uses_split_stack and
939 has_no_split_stack accessor functions. Declare
940 handle_split_stack_section.
941 (class Reloc_symbol_changes): Define.
942 (class Sized_relobj): Define Function_offsets. Declare
943 split_stack_adjust, split_stack_adjust_reltype, and
945 * object.cc (Object::handle_split_stack_section): New function.
946 (Sized_relobj::do_layout): Call handle_split_stack_section.
947 * dynobj.cc (Sized_dynobj::do_layout): Call
948 handle_split_stack_section.
949 * reloc.cc (Sized_relobj::relocate_sections): Call
950 split_stack_adjust for executable sections in split_stack
951 objects. Pass reloc_map to relocate_section.
952 (Sized_relobj::split_stack_adjust): New function.
953 (Sized_relobj::split_stack_adjust_reltype): New function.
954 (Sized_relobj::find_functions): New function.
955 * target-reloc.h: Include "object.h".
956 (relocate_section): Add reloc_symbol_changes parameter. Change
958 * target.h (class Target): Add calls_non_split method. Declare
959 do_calls_non_split virtual method. Declare match_view and
961 * target.cc: Include "elfcpp.h".
962 (Target::do_calls_non_split): New function.
963 (Target::match_view): New function.
964 (Target::set_view_to_nop): New function.
965 * gold.cc (queue_middle_tasks): Give an error if mixing
966 split-stack and non-split-stack objects with -r.
967 * i386.cc (Target_i386::relocate_section): Add
968 reloc_symbol_changes parameter.
969 (Target_i386::do_calls_non_split): New function.
970 * x86_64.cc (Target_x86_64::relocate_section): Add
971 reloc_symbol_changes parameter.
972 (Target_x86_64::do_calls_non_split): New function.
973 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
975 * powerpc.cc (Target_powerpc::relocate_section): Add
976 reloc_symbol_changes parameter.
977 * sparc.cc (Target_sparc::relocate_section): Add
978 reloc_symbol_changes parameter.
979 * configure.ac: Call AM_CONDITIONAL for the default target.
980 * configure: Rebuild.
981 * testsuite/Makefile.am (TEST_AS): New variable.
982 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
983 (check_DATA): Add split_i386 and split_x86_64 files.
984 (SPLIT_DEFSYMS): Define.
985 (split_i386_[1234n].o): New targets.
986 (split_i386_[124]): New targets.
987 (split_i386_[1234r].stdout): New targets.
988 (split_x86_64_[1234n].o): New targets.
989 (split_x86_64_[124]): New targets.
990 (split_x86_64_[1234r].stdout): New targets.
991 (MOSTLYCLEANFILES): Add new executables.
992 * testsuite/split_i386.sh: New file.
993 * testsuite/split_x86_64.sh: New file.
994 * testsuite/split_i386_1.s: New file.
995 * testsuite/split_i386_2.s: New file.
996 * testsuite/split_i386_3.s: New file.
997 * testsuite/split_i386_4.s: New file.
998 * testsuite/split_i386_n.s: New file.
999 * testsuite/split_x86_64_1.s: New file.
1000 * testsuite/split_x86_64_2.s: New file.
1001 * testsuite/split_x86_64_3.s: New file.
1002 * testsuite/split_x86_64_4.s: New file.
1003 * testsuite/split_x86_64_n.s: New file.
1004 * testsuite/testfile.cc (Target_test): Update relocation_section
1006 * testsuite/Makefile.in: Rebuild.
1008 2009-10-06 Ian Lance Taylor <iant@google.com>
1010 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1011 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1012 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1013 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1014 the address on ldo_addrs_.
1015 (Target_i386::Relocate::fix_up_ldo): New function.
1017 2009-10-06 Rafael Espindola <espindola@google.com>
1019 * plugin.cc (add_input_library): New.
1020 (Plugin::load): Add add_input_library to tv.
1021 (Plugin_manager::add_input_file): Add the is_lib argument.
1022 (add_input_file): Update call to Plugin_manager::add_input_file.
1023 (add_input_library): New.
1024 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1026 2009-09-30 Doug Kwan <dougkwan@google.com>
1028 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1029 symbol and call Symbol::may_need_copy_reloc to determine if
1030 a copy reloc is needed.
1031 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1032 nocopyreloc is given in command line.
1033 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1034 given in command line.
1035 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1036 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1037 of the removed Target_i386::may_need_copy_reloc.
1038 * options.h (copyreloc): New option with default value false.
1039 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1040 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1041 instead of the removed Target_powerpc::may_need_copy_reloc.
1042 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1043 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1044 instead of the removed Target_sparc::may_need_copy_reloc.
1045 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1046 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1047 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1048 instead of the removed Target_x86_64::may_need_copy_reloc.
1050 2009-09-30 Ian Lance Taylor <iant@google.com>
1052 * object.h (class Object): Remove target_ field, and target,
1053 sized_target, and set_target methods.
1054 (Object::sized_target): Remove.
1055 (class Sized_relobj): Update declarations. Remove sized_target.
1056 * object.cc (Sized_relobj::setup): Remove target parameter.
1058 (Input_objects::add_object): Don't do anything with the target.
1059 (make_elf_sized_object): Add punconfigured parameter. Change all
1060 callers. Set or test parameter target.
1061 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1063 * parameters.cc (Parameters::set_target): Change parameter type to
1065 (Parameters::default_target): Remove.
1066 (set_parameters_target): Change parameter type to be non-const.
1067 (parameters_force_valid_target): New function.
1068 (parameters_clear_target): New function.
1069 * parameters.h (class Parameters): Update declarations. Remove
1070 default_target method. Add sized_target and clear_target
1071 methods. Change target_ to be non-const.
1072 (set_parameters_target): Update declaration.
1073 (parameters_force_valid_target): Declare.
1074 (parameters_clear_target): Declare.
1075 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1076 as NULL if we aren't searching.
1077 (Add_symbols::run): Don't check for compatible target.
1078 * fileread.cc (Input_file::open_binary): Call
1079 parameters_force_valid_target.
1080 * gold.cc (queue_middle_tasks): Likewise.
1081 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1082 set_target on object.
1083 * dynobj.h (class Sized_dynobj): Update declarations.
1084 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1085 make_elf_object returns NULL.
1086 (Archive::include_member): Don't check whether object target is
1088 * output.cc (Output_section::add_input_section): Get target from
1090 (Output_section::relax_input_section): Likewise.
1091 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1093 (Sized_relobj::do_scan_relocs): Likewise.
1094 (Sized_relobj::relocate_sections): Likewise.
1095 * resolve.cc (Symbol_table::resolve): Likewise.
1096 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1097 parameter. Change all callers.
1098 (Symbol_table::add_from_object): Get target from parameters.
1099 (Symbol_table::add_from_relobj): Don't check object target.
1100 (Symbol_table::add_from_dynobj): Likewise.
1101 (Symbol_table::define_special_symbol): Get target from
1103 * symtab.h (class Symbol_table): Update declaration.
1104 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1105 parameter. Change all callers. Clear parameter target.
1106 (Binary_test): Test target here.
1107 * testsuite/object_unittest.cc (gold_testsuite): Remove
1108 target_test_pointer parameter. Change all callers.
1109 (Object_test): Test target here.
1111 2009-09-26 Ian Lance Taylor <iant@google.com>
1113 * testsuite/initpri1.c: Don't try to use constructor priorities if
1114 compiling with gcc before 4.3.
1116 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1118 * testsuite/retain_symbols_file_test.sh (check_present): Change
1119 output file name to retain_symbols_file_test.stdout.
1120 (check_absent): Likewise.
1122 2009-09-18 Craig Silverstein <csilvers@google.com>
1124 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1125 * options.cc: Include <cerrno> and <fstream>.
1126 (General_options::finalize): Parse -retain-symbols-file tag.
1127 * options.h: New flag.
1128 (General_options): New method should_retain_symbol, new
1129 variable symbols_to_retain.
1130 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1131 should_retain_symbol map.
1132 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1133 * testsuite/Makefile.in: Regenerate.
1134 * testsuite/retain_symbols_file_test.sh: New file.
1136 2009-09-18 Nick Clifton <nickc@redhat.com>
1138 * po/es.po: Updated Spanish translation.
1140 2009-09-17 Doug Kwan <dougkwan@google.com>
1142 * debug.h (DEBUG_RELAXATION): New constant.
1143 (DEBUG_ALL): Add DEBUG_RELAXATION.
1144 (debug_string_to_enum): Add relaxation debug option.
1146 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1147 Layout::Relaxation_debug_check::read_sections,
1148 Layout::Relaxation_debug_check::read_sections): New method definitions.
1149 (Layout::Layout): Initialize data members
1150 record_output_section_data_from_scrips_,
1151 script_output_section_data_list_ and relaxation_debug_check_.
1152 (Layout::save_segments, Layout::restore_segments,
1153 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1154 Layout::relaxation_loop_body): New method definitions.
1155 (Layout::finalize): Support relaxation. Move section layout code to
1156 Layout::relaxation_loop_body.
1157 (Layout::set_asection_address_from_script): Move code for orphan
1158 section placement out.
1159 (Layout::place_orphan_sections_in_script): New method definition.
1160 * layout.h (Output_segment_headers, Output_file_header):
1161 New forward class declarations.
1162 (Layout::~Layout): Define.
1163 (Layout::new_output_section_data_from_script): New method definition.
1164 (Layout::place_orphan_sections_in_script): New method declaration.
1165 (Layout::Segment_states): New type declaration.
1166 (Layout::save_segments, Layout::restore_segments,
1167 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1168 Layout::relaxation_loop_body): New method declarations.
1169 (Layout::Output_section_data_list): New type declaration.
1170 (Layout::Relaxation_debug_check): New class definition.
1171 (Layout::record_output_section_data_from_script_,
1172 Layout::script_output_section_data_list_, Layout::segment_states_,
1173 Layout::relaxation_debug_check_): New data members.
1174 * output.cc: (Output_section_headers::do_size): New method definition.
1175 (Output_section_headers::Output_section_headers): Move size
1176 computation to Output_section_headers::do_size.
1177 (Output_segment_headers::do_size): New method definition.
1178 (Output_file_header::Output_file_header): Move size computation to
1179 Output_file_header::do_size and call it.
1180 (Output_file_header::do_size): New method definition.
1181 (Output_data_group::Output_data_group): Adjust call to
1182 Output_section_data.
1183 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1184 (Output_symtab_xindex::do_write): Add array bound check.
1185 (Output_section::Input_section::print_to_mapfile): Handle
1186 RELAXED_INPUT_SECTION_CODE.
1187 (Output_section::Output_section): Initialize data member checkpoint_.
1188 (Output_section::~Output_section): Delete checkpoint object pointed
1190 (Output_section::add_input_section): Always add an Input_section if
1192 (Output_section::add_merge_input_section): Add assert.
1193 (Output_section::relax_input_section): New method definition.
1194 (Output_section::set_final_data_size): Set load address to zero for
1195 an unallocated section.
1196 (Output_section::do_address_and_file_offset_have_reset_values):
1197 New method definition.
1198 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1199 Handle relaxed input section.
1200 (Output_section::sort_attached_input_sections): Checkpoint input
1201 section list lazily.
1202 (Output_section::get_input_sections): Change type of input_sections to
1203 list of Simple_input_section pointers. Checkpoint input section list
1204 lazily. Also handle relaxed input sections.
1205 (Output_section::add_input_section_for_script): Take a reference to
1206 a Simple_input_section object instead of Relobj pointer and section
1207 index as parameter. Handle relaxed input sections.
1208 (Output_section::save_states, Output_section::restore_states): New
1210 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1211 (Output_data::is_data_size_fixed): New method definition.
1212 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1214 (Output_data::address_and_file_offset_have_reset_values): New method
1216 (Output_data::do_address_and_file_offset_have_reset_values): New method
1218 (Output_data::set_data_size): Check that data size is not fixed.
1219 (Output_data::fix_data_size): New method definition.
1220 (Output_data::is_data_size_fixed_): New data member.
1221 (Output_section_headers::set_final_data_size): New method definition.
1222 (Output_section_headers::do_size): New method declaration.
1223 (Output_segment_headers::set_final_data_size): New method definition.
1224 (Output_segment_headers::do_size): New method declaration.
1225 (Output_file_header::set_final_data_size)::New method definition.
1226 (Output_file_header::do_size)::New method declaration.
1227 (Output_section_data::Output_section_data): Add new parameter
1228 is_data_size_fixed and use it to fix data size.
1229 (Output_data_const::Output_data_const): Adjust call to base class
1230 constructor and fix data size.
1231 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1232 base class constructor and fix data size.
1233 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1234 base class constructor and fix data size.
1235 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1236 class constructor and fix data size.
1237 (Output_data_group::set_final_data_size): New method definition.
1238 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1239 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1240 class constructor and fix data size.
1241 (Output_relaxed_input_section): New class definition.
1242 (Output_section::Simple_input_section): New class definition.
1243 (Output_section::get_input_sections): Adjust parameter list.
1244 (Output_section::add_input_section_for_script): Same.
1245 (Output_section::save_states, Output_section::restore_states,
1246 Output_section::do_address_and_file_offset_have_reset_values,
1247 (Output_section::Input_section::Input_section): Handle
1248 RELAXED_INPUT_SECTION_CODE. Add new overload for
1249 Output_relaxed_input_section.
1250 (Output_section::Input_section::is_input_section,
1251 Output_section::Input_section::set_output_section): Handle relaxed
1253 (Output_section::Input_section::is_relaxed_input_section,
1254 Output_section::Input_section::output_section_data,
1255 Output_section::Input_section::relaxed_input_section): New method
1257 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1259 (Output_section::Input_section::u1_): Update comments.
1260 (Output_section::Input_section::u2_): Add new union member poris.
1261 (Output_section::Checkpoint_output_section): New classs definition.
1262 (Output_section::relax_input_section): New method declaration.
1263 (Output_section::checkpoint_): New data member.
1264 (Output_segment): Update comments.
1265 (Output_segment::Output_segment): Un-privatize copy constructor.
1266 (Output_segment::operator=): Un-privatize.
1267 * script-sections.cc (Output_section_element::Input_section_list):
1268 Change element type to Output_section::Simple_input_section.
1269 (Output_section_element_dot_assignment::set_section_addresses):
1270 Register output section data for relaxation clean up.
1271 (Output_data_exression::Output_data_expression): Adjust call to base
1272 constructor to fix data size.
1273 (Output_section_element_data::set_section_addresses): Register
1274 Output_data_expression object for relaxation clean up.
1275 (struct Input_section_info): Replace Relobj pointer and section index
1276 pair with Output_section::Simple_input_section and Convert struct to a
1278 (Input_section_sorter::operator()): Adjust access to
1279 Input_section_info data member to use accessors.
1280 (Output_section_element_input::set_section_addresses): Use layout
1281 parameter. Adjust code to use Output_section::Simple_input_section
1282 and Input_secction_info classes. Register filler for relaxation
1284 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1285 and section index pair with Output_section::Simple_input_section
1286 class. Adjust code accordingly.
1287 (Phdrs_element::release_segment): New method definition.
1288 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1290 (Script_sections::release_segments): New method definition.
1291 * gold/script-sections.h (Script_sections::release_segments): New
1293 * gold/target.h (Target::may_relax, Target::relax,
1294 Target::do_may_relax, Target::do_relax): New method definitions.
1296 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1298 * arm.cc (has_signed_unsigned_overflow): New function.
1299 (Arm_relocate_functions::abs8): New function.
1300 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1301 (Target_arm::Scan::global): Likewise.
1302 (Target_arm::relocate::relocate): Likewise.
1303 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1306 2009-09-16 Cary Coutant <ccoutant@google.com>
1308 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1309 * testsuite/Makefile.in: Regenerate.
1311 2009-09-11 Nick Clifton <nickc@redhat.com>
1313 * po/gold.pot: Updated by the Translation project.
1315 2009-09-08 Cary Coutant <ccoutant@google.com>
1317 * output.cc (Output_file::open): Add execute permission to empty file.
1318 * testsuite/Makefile.am (permission_test): New test.
1319 * testsuite/Makefile.in: Regenerate.
1321 2009-09-02 Ian Lance Taylor <iant@google.com>
1323 * output.cc (Output_file::resize): Call map_no_anonymous rather
1326 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1328 * gold.cc: Include "incremental.h".
1329 (queue_initial_tasks): Call Incremental_checker methods.
1330 * incremental.cc: Include "output.h".
1331 (Incremental_checker::can_incrementally_link_output_file): New
1333 * incremental.h (Incremental_checker): New class.
1335 * output.cc (Output_file::open_for_modification): New method.
1336 (Output_file::map_anonymous): Changed return type to bool. Record
1338 (Output_file::map_no_anonymous): New method, broken out of map.
1339 (Output_file::map): Use map_no_anonymous and map_anonymous.
1340 * output.h (class Output_file): Update declarations.
1342 2009-08-24 Cary Coutant <ccoutant@google.com>
1344 * options.h (Command_line::Pre_options): New class.
1345 (Command_line::pre_options): New member.
1346 * options.cc (gold::options::ready_to_register): New variable.
1347 (One_option::register_option): Do nothing if not registering options.
1348 Assert if same short option registered twice.
1349 (General_options::General_options): Turn off option registration when
1351 (Command_line::Pre_options::Pre_options): New constructor.
1353 2009-08-24 Cary Coutant <ccoutant@google.com>
1355 * options.h (General_options::no_keep_memory): Remove incorrect
1358 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1360 * Makefile.am (am__skiplex, am__skipyacc): New.
1361 * Makefile.in: Regenerate.
1363 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1365 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1366 (INCLUDES): ... this.
1367 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1368 (AM_CPPFLAGS): Renamed from ...
1369 (INCLUDE): ... this.
1370 * Makefile.in, testsuite/Makefile.in: Regenerate.
1372 * Makefile.in: Regenerate.
1373 * aclocal.m4: Likewise.
1374 * config.in: Likewise.
1375 * configure: Likewise.
1376 * testsuite/Makefile.in: Likewise.
1378 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1379 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1380 * Makefile.in: Regenerate.
1381 * testsuite/Makefile.in: Regenerate.
1383 2009-08-19 Cary Coutant <ccoutant@google.com>
1385 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1386 symbols in shared libraries overridden by hidden or internal symbols
1387 in the main program.
1389 2009-08-19 Chris Demetriou <cgd@google.com>
1391 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1392 checking source file names in error messages.
1394 2009-08-18 Doug Kwan <dougkwan@google.com>
1396 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1397 an elcpp::Ehdr as parameter. Adjust call to set_target.
1398 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1399 an elfcpp::Ehdr as parameter.
1400 * object.cc (Object::set_target): Remove the version that looks up
1401 a target and sets it.
1402 (Sized_relobj::setup): Take a Target object instead of
1403 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1404 (make_elf_sized_object): Find target and ask target to
1406 * object.h: (Object::set_target): Remove the version that looks up
1407 a target and sets it.
1408 (Sized_relobj::setup): Take a Target object instead of
1409 an elfcpp:Ehdr as parameter.
1410 * target.cc: Include dynobj.h.
1411 (Target::do_make_elf_object_implementation): New.
1412 (Target::do_make_elf_object): New.
1413 * target.h (Target::make_elf_object): New template declaration.
1414 (Target::do_make_elf_object): New method declarations.
1415 (Target::do_make_elf_object_implementation): New template declaration.
1417 2009-08-14 Ian Lance Taylor <iant@google.com>
1419 * gold.h (FUNCTION_NAME): Define.
1420 (gold_unreachable): Use FUNCTION_NAME.
1422 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1424 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1425 symbol in the --keep-unique list is not found.
1427 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1429 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1430 been maked as --keep-unique.
1431 (Icf::unfold_section): New function.
1432 * icf.h (Icf::unfold_section): New function.
1433 * options.h (General_options::keep_unique): New option.
1434 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1435 * testsuite/Makefile.in: Regenerate.
1436 * testsuite/icf_keep_unique_test.sh: New file.
1437 * testsuite/icf_keep_unique_test.cc: New file.
1439 2009-08-12 Cary Coutant <ccoutant@google.com>
1442 * resolve.cc (Symbol_table::resolve): Check for references from
1443 dynamic objects to hidden and internal symbols.
1444 * testsuite/Makefile.am (hidden_test.sh): New test.
1445 * testsuite/Makefile.in: Regenerate.
1446 * testsuite/hidden_test.sh: New script.
1447 * testsuite/hidden_test_1.c: New test source.
1448 * testsuite/hidden_test_main.c: New test source.
1450 2009-08-11 Doug Kwan <dougkwan@google.com>
1452 * arm.cc: Update comments.
1453 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1454 segment to locate the .ARM.exidx section if present.
1456 2009-08-09 Doug Kwan <dougkwan@google.com>
1458 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1461 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1462 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1465 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1467 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1468 valid tls_segment only for non-debug-section relocations.
1469 * testsuite/Makefile.am: Add gc_tls_test.
1470 * testsuite/Makefile.in: Regenerate.
1471 * testsuite/gc_tls_test.cc: New file.
1472 * testsuite/gc_tls_test.sh: New file.
1474 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1478 * Makefile.am (CCFILES): Add icf.cc.
1480 * Makefile.in: Regenerate.
1481 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1482 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1483 section, symbol and addend information for the relocs.
1484 * gold.cc (queue_middle_tasks): Call identical code folding.
1485 * gold.h: Add defines for multimap.
1486 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1487 to the call of finalize_local_symbols.
1488 * main.cc (main): Create object of class Icf.
1489 * object.cc (Sized_relobj::do_layout): Allow this function to be
1490 called twice during icf.
1491 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1492 to sections marked as identical by icf.
1493 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1495 (Sized_relobj::do_section_entsize): New function.
1496 * object.h (Object::section_entsize): New function.
1497 (Object::do_section_entsize): New pure virtual function.
1498 (Relobj::finalize_local_symbols): Add new parameter.
1499 (Relobj::do_section_entsize): New function.
1500 * options.h (General_options::icf): New option.
1501 (General_options::icf_iterations): New option.
1502 (General_options::print_icf_sections): New option.
1503 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1504 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1505 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1507 * symtab.cc (Symbol_table::is_section_folded): New function.
1508 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1509 to sections marked as identical by icf.
1510 * symtab.h (Symbol_table::set_icf): New function.
1511 (Symbol_table::icf): New function.
1512 (Symbol_table::is_section_folded): New function.
1513 (Symbol_table::icf_): New data member.
1514 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1515 * testsuite/Makefile.am: Add commands to build icf_test.
1516 * testsuite/Makefile.in: Regenerate.
1517 * testsuite/icf_test.sh: New file.
1518 * testsuite/icf_test.cc: New file.
1520 2009-07-24 Chris Demetriou <cgd@google.com>
1522 * layout.cc (is_compressible_debug_section): Fix incorrect
1523 comment about compressed section names.
1525 2009-07-20 Ian Lance Taylor <ian@airs.com>
1528 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1530 2009-07-16 Ian Lance Taylor <iant@google.com>
1533 * layout.h: #include <map>.
1534 (class Kept_section): Change from struct to class. Add accessors
1535 and setters. Add section size to Comdat_group mapping. Change
1536 Comdat_group to std::map. Add is_comdat_ field. Add
1537 linkonce_size field in union.
1538 (class Layout): Update declaration of find_or_add_kept_section.
1539 Don't declare find_kept_object.
1540 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1541 parameter. Add object, shndx, is_comdat, and is_group_name
1542 parameters. Change all callers. Adjust for new Kept_section.
1543 (Layout::find_kept_object): Remove.
1544 * object.cc (Sized_relobj::include_section_group): Update use of
1545 Kept_section. Rename secnum to shndx. Only record
1546 Kept_comdat_section if sections are the same size.
1547 (Sized_relobj::include_linkonce_section): Update use of
1548 Kept_section. Only record Kept_comdat_section if sections are the
1549 same size. Set size of linkonce section.
1550 (Sized_relobj::map_to_kept_section): Update call to
1551 get_kept_comdat_section.
1552 * object.h (class Sized_relobj): Rename fields in
1553 Kept_comdat_section to drop trailing underscores; change object
1554 field to Relobj*. Change Kept_comdat_section_table to store
1555 struct rather than pointer.
1556 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1557 Add kept_object and kept_shndx parameters. Change all callers.
1558 (Sized_relobj::get_kept_comdat_section): Change return type to
1559 bool. Add kept_object and kept_shndx parameters. Change all
1561 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1562 Layout::find_or_add_kept_section.
1564 2009-07-09 Ian Lance Taylor <iant@google.com>
1566 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1567 Reserve space in the hash table.
1569 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1571 * fileread.cc (File_read::get_mtime): New method.
1572 * fileread.h (Timespec): New structure.
1573 (File_read::get_mtime): New method.
1574 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1575 Renamed from timestamp_nsec.
1576 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1578 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1580 (Incremental_inputs::report_archive): Save mtime; style fix.
1581 (Incremental_inputs::report_obejct): Save mtime; style fix.
1582 (Incremental_inputs::report_script): Save mtime; style fix.
1583 (Incremental_inputs::finalize_inputs): Style fix.
1584 (Incremental_inputs::finalize): Style fix.
1585 (Incremental_inputs::create_input_section_data): Store inputs
1587 * incremental.h (Incremental_inputs::report_script): Add mtime
1589 (Incremental_inputs::Input_info::Input_info): Intialize only one
1591 (Incremental_inputs::Input_info::archive): Move to nameless
1593 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1594 (Incremental_inputs::Input_info::script): Move to nameless union.
1595 (Incremental_inputs::mtime): New field.
1596 * script.cc (read_input_script): Pass file mtime to
1598 * script.h (Script_info::inputs): Style fix.
1600 2009-07-01 Ian Lance Taylor <ian@airs.com>
1602 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1605 2009-06-24 Ian Lance Taylor <iant@google.com>
1608 * layout.cc (Layout::choose_output_section): If we find an
1609 existing section, update the flags.
1610 (Layout::create_notes): New function, broken out of
1612 (Layout::finalize): Don't create note sections.
1613 (Layout::create_note): Don't crash if linker script discards
1615 (Layout::create_gold_note): Likewise.
1616 (Layout::create_build_id): Likewise. Don't set
1617 after_input_sections on the section.
1618 (Layout::create_executable_stack_info): Remove target parameter.
1620 * layout.h (class Layout): Declare create_notes. Update
1621 declaration of create_executable_stack_info.
1622 * gold.cc (queue_middle_tasks): Call create_notes.
1623 * output.cc (Output_section::update_flags_for_input_section): Move
1624 here from output.h. If SHF_ALLOC flag is newly set, mark address
1626 * output.h (Output_data::mark_address_invalid): New function.
1627 (class Output_section): Only declare, not define,
1628 update_flags_for_input_section. Remove set_flags.
1630 2009-06-24 Ian Lance Taylor <iant@google.com>
1632 * script-sections.cc (Output_section_definition::
1633 set_section_addresses): Rename shadowing local load_address to
1636 2009-06-24 Ian Lance Taylor <iant@google.com>
1639 * reloc.cc (relocate_sections): Skip empty relocation sections.
1641 2009-06-23 Ian Lance Taylor <iant@google.com>
1644 * layout.cc (Layout::create_note): Use choose_output_section
1645 rather than make_output_section.
1647 2009-06-23 Ian Lance Taylor <iant@google.com>
1650 * options.cc (General_options::parse_V): Set printed_version_.
1651 (General_options::General_options): Initialize printed_version_.
1652 * options.h (class General_options): Add printed_version_ field.
1653 * gold.cc (queue_initial_tasks): If there are no input files,
1654 don't give a fatal error if we printed the version information.
1655 (queue_middle_tasks): If using -r with a shared object, give a
1656 fatal error rather than an ordinary error.
1658 2009-06-23 Ian Lance Taylor <iant@google.com>
1661 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1662 (Layout::make_output_section): Set have_stabstr_section_ if we see
1663 a .stab*str section.
1664 (Layout::finalize): Call link_stabs_sections.
1665 (Layout::link_stabs_sections): New file.
1666 * layout.h (class Layout): Add have_stabstr_section_ field.
1667 Declare link_stabs_sections.
1669 2009-06-23 Doug Kwan <dougkwan@google.com>
1671 * Makefile.am (libgold_a_LIBADD): New.
1672 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1673 * Makefile.in: Regenerate.
1674 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1675 * configure: Regenerate.
1676 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1677 * fileread.cc: Include sys/state.h
1678 * gold.h: Declare memmem and strndup if found missing.
1679 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1681 2009-06-23 Ian Lance Taylor <iant@google.com>
1683 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1684 * configure: Rebuild.
1686 2009-06-23 Ian Lance Taylor <iant@google.com>
1689 * object.cc (Object::section_contents): Don't try to get a view if
1690 the section has length zero.
1691 (Object::handle_gnu_warning_section): If the section is empty, use
1692 the name of the section as the warning.
1694 2009-06-23 Ian Lance Taylor <iant@google.com>
1697 * stringpool.h (class Stringpool_template): Add optimize_ field.
1698 (Stringpool_template::set_optimize): New function.
1699 * stringpool.cc (Stringpool_template::Stringpool_template):
1700 Initialize optimize_ field.
1701 (Stringpool_template::set_string_offsets): Test local optimize
1702 fild rather than parameter.
1703 * layout.cc (Layout::Layout): Call set_optimize on the section
1706 2009-06-22 Ian Lance Taylor <iant@google.com>
1709 * yyscript.y: Parse TARGET.
1710 * script.cc (script_set_target): New function.
1711 * script-c.h (script_set_target): Declare.
1712 * options.cc (General_options::string_to_object_format): Rename
1713 from string_to_object_format in anonymous namespace. Change
1715 * options.h (class General_options): Declare
1716 string_to_object_format.
1718 2009-06-22 Ian Lance Taylor <iant@google.com>
1720 * script-sections.cc (Script_sections::create_segments): Don't put
1721 program headers in a PT_LOAD segment if -n or -N.
1723 2009-06-22 Ian Lance Taylor <iant@google.com>
1726 * options.h (class General_options): Add -z lazy and -z now. Sort
1727 -z options into alphabetical order.
1728 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1730 2009-06-21 Ian Lance Taylor <iant@google.com>
1732 * layout.cc (Layout::make_output_section): Call
1733 Target::new_output_section.
1734 (Layout::attach_allocated_section_to_segment): Put large section
1735 sections in a separate load segment with the large segment flag
1737 (Layout::segment_precedes): Sort large data segments after other
1739 (align_file_offset): New static function.
1740 (Layout::set_segment_offsets): Use align_file_offset.
1741 * output.h (class Output_section): Add is_small_section_ and
1742 is_large_section_ fields.
1743 (Output_section::is_small_section): New function.
1744 (Output_section::set_is_small_section): New function.
1745 (Output_section::is_large_section): New function.
1746 (Output_section::set_is_large_section): New function.
1747 (Output_section::is_large_data_section): New function.
1748 (class Output_segment): Add is_large_data_segment_ field.
1749 (Output_segment::is_large_data_segment): New function.
1750 (Output_segment::set_is_large_data_segment): New function.
1751 * output.cc (Output_section::Output_section): Initialize new
1753 (Output_segment::Output_segment): Likewise.
1754 (Output_segment::add_output_section): Add assertion that large
1755 data sections always go in large data segments. Force small data
1756 sections to the end of the list of data sections. Force small BSS
1757 sections to the start of the list of BSS sections. For large BSS
1758 sections to the end of the list of BSS sections.
1759 * symtab.h (class Symbol): Declare is_common_shndx.
1760 (Symbol::is_defined): Check Symbol::is_common_shndx.
1761 (Symbol::is_common): Likewise.
1762 (class Symbol_table): Define enum Commons_section_type. Update
1763 declarations. Add small_commons_ and large_commons_ fields.
1764 * symtab.cc (Symbol::is_common_shndx): New function.
1765 (Symbol_table::Symbol_table): Initialize new fields.
1766 (Symbol_table::add_from_object): Put small and large common
1767 symbols in the right list.
1768 (Symbol_table::sized_finalized_symbol): Check
1769 Symbol::is_common_shndx.
1770 (Symbol_table::sized_write_globals): Likewise.
1771 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1772 common symbol lists. Don't call do_allocate_commons_list if the
1774 (Symbol_table::do_allocate_commons_list): Remove is_tls
1775 parameter. Add comons_section_type parameter. Change all
1776 callers. Handle small and large common symbols.
1777 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1778 Symbol::is_common_shndx.
1779 * resolve.cc (symbol_to_bits): Likewise.
1780 * target.h (Target::small_common_shndx): New function.
1781 (Target::small_common_section_flags): New function.
1782 (Target::large_common_shndx): New function.
1783 (Target::large_common_section_flags): New function.
1784 (Target::new_output_section): New function.
1785 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1786 small_common_section_flags, and large_common_section_flags
1788 (Target::do_new_output_section): New virtual function.
1789 * arm.cc (Target_arm::arm_info): Initialize new fields.
1790 * i386.cc (Target_i386::i386_info): Likewise.
1791 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1793 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1794 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1795 (Target_x86_64::do_new_output_section): New function.
1796 * configure.ac: Define conditional MCMODEL_MEDIUM.
1797 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1798 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1799 (large_LDFLAGS): Define.
1800 * testsuite/large.c: New file.
1801 * testsuite/testfile.cc (Target_test::test_target_info):
1802 Initialize new fields.
1803 * configure, testsuite/Makefile.in: Rebuild.
1805 2009-06-05 Doug Kwan <dougkwan@google.com>
1807 * Makefile.am (CCFILES): Add target.cc.
1808 * Makefile.in: Regenerate.
1809 * i386.cc (class Target_i386): Define new virtual method to
1810 override do_is_local_label_name in parent.
1811 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1812 local symbols if --discard-locals or -X is given.
1813 * options.h (class General_options): Declare new options
1814 '--discard-locals' and '-X' for discarding locals.
1815 * target.h (class Target): Define new methods is_local_label_name.
1816 Declare new virtual method do_is_local_label_name.
1817 * target.cc: New file.
1818 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1819 (check_SCRIPTS): Add discard_locals_test.sh.
1820 (check_DATA): Add discard_local_tests.syms.
1821 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1822 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1823 * testsuite/Makefile.in: Regenerate.
1824 * testsuite/discard_locals_test.c: New file.
1825 * testsuite/discard_locals_test.sh: Same.
1827 2009-06-05 Doug Kwan <dougkwan@google.com>
1829 * object.cc (Sized_relobj::Sized_relobj): Initialize
1830 discarded_eh_frame_shndx_ to -1U.
1831 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1833 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1834 a discarded .eh_frame section.
1835 (Sized_relobj::do_finalize_local_symbols): Ditto.
1836 * object.h (class Sized_relobj): Declare new member
1837 discarded_eh_frame_shndx_.
1838 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1839 (local_labels_test.o, local_labels_test): New rules.
1840 * testsuite/Makefile.in: Regenerate.
1842 2009-06-04 Doug Kwan <dougkwan@google.com>
1844 * layout.cc (Layout::section_name_mapping): Add mapping for
1845 special ARM sections.
1847 2009-06-03 Doug Kwan <dougkwan@google.com>
1849 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1850 (utils::has_overflow): Same.
1852 2009-06-03 Ian Lance Taylor <iant@google.com>
1854 * layout.cc (Layout::section_name_mapping): New array, replacing
1855 Layout::linkonce_mapping.
1856 (Layout::section_name_mapping_count): New variable, replacing
1857 Layout::linkonce_mapping_count.
1858 (Layout::linkonce_output_name): Remove.
1859 (Layout::output_section_name): Rewrite.
1860 * layout.h (class Layout): Rename Linkonce_mapping to
1861 Section_name_mapping, linkonce_mapping to section_name_mapping,
1862 linkonce_mapping_count to section_name_mapping_count. Don't
1863 declare linkonce_output_name.
1865 2009-06-03 Doug Kwan <dougkwan@google.com>
1867 * gold/arm.cc (namespace utils): New.
1868 (Target_arm::reloc_is_non_pic): Define new method.
1869 (class Arm_relocate_functions): New.
1870 (Target_arm::Relocate::relocate): Handle relocation types used by
1873 2009-06-03 Ian Lance Taylor <iant@google.com>
1875 * arm.cc (Target_arm::scan::global): Use || instead of |.
1877 2009-06-02 Doug Kwan <dougkwan@google.com>
1879 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1880 issued_non_pic_error_.
1881 (class Target_arm::Scan): Declare new method check_non_pic.
1882 Define new method symbol_needs_plt_entry.
1883 Declare new data member issued_non_pic_error_.
1884 (class Target_arm::Relocate): Declare new method
1885 should_apply_static_reloc.
1886 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1887 (Target_arm::Scan::check_non_pic): Define new method.
1888 (Target_arm::Scan::local): Handle a small subset of reloc types used
1890 (Target_arm::Scan::local): Same.
1891 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1893 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1895 * incremental.cc (Incremental_inputs::report_command_line): Filter
1896 out --incremental-* options.
1898 2009-05-29 Doug Kwan <dougkwan@google.com>
1900 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1902 (class Target_arm): Update comment.
1903 (Target_arm::Target_arm): Initialize new data members GOT_,
1904 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1905 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1906 and Target_arm::rel_dyn_section.
1907 Declare new_enum Target_arm::Got_type.
1908 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1910 Update commments for member do_dynsym_value.
1911 (Target_arm::got_size, Target_arm::plt_section,
1912 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1913 new methods inside class defintion.
1914 (Target_arm::got_section): Define new method.
1915 (Target_arm::rel_dyn_section): Same.
1916 (Output_data_plt_arm): New template class.
1917 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1918 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1919 (Output_data_plt_arm::add_entry): Same.
1920 (Output_data_plt_arm::first_plt_entry): Define new
1921 static data member for PLT instruction template.
1922 (Output_data_plt_arm::plt_entry): Same.
1923 (Output_data_plt_arm::do_write): Define new method.
1924 (Target_arm::make_plt_entry): Same.
1925 (Target_arm::do_finalize_sections): Same.
1926 (Target_arm::do_dynsym_value): Same.
1928 2009-05-28 Doug Kwan <dougkwan@google.com>
1930 * Makefile.am (TARGETSOURCES): Add arm.cc.
1931 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1932 * Makefile.in: Regenerate.
1934 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1936 2009-05-26 Doug Kwan <dougkwan@google.com>
1938 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1939 (General_options::check_excluded_libs): Strip off directories in
1940 archive name before matching like GNU ld does.
1941 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1942 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1943 (exclude_libs_test_LDFLAGS): Add linker option
1944 -Wl,--exclude-libs,libexclude_libs_test_3
1945 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1946 an explicit archive without using -l.
1947 (alt/libexclude_libs_test_3.a): New make rule.
1948 * testsuite/Makefile.in: Regenerate.
1949 * testsuite/exclude_libs_test.c : Declare lib3_default().
1951 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1952 * exclude_libs_test_3.c: New file.
1954 2009-05-26 Nick Clifton <nickc@redhat.com>
1956 * po/id.po: New Indonesian translation.
1957 * po/gold.pot: Updated template file.
1959 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1961 * testsuite/Makefile.am: Add -ffunction-sections to compile
1962 gc_comdat_test files. Add -Wl,--gc-sections to build
1964 * testsuite/Makefile.in: Regenerate.
1965 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1967 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1969 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1970 kept comdat section was garbage collected.
1971 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1972 * testsuite/Makefile.in: Regenerate.
1973 * testsuite/gc_comdat_test.sh: New file.
1974 * testsuite/gc_comdat_test_1.cc: New file.
1975 * testsuite/gc_comdat_test_2.cc: New file.
1977 2009-05-19 Doug Kwan <dougkwan@google.com>
1979 * archive.cc (Archive::Archive): Move constructor from archive.h
1980 to here. Initialize no_export_.
1981 (Archive::get_elf_object_for_member): Set no_export flag of object.
1982 * archive.h (Archive::Archive): Move constructor body to
1984 (Archive::no_export): New method.
1985 (Archive::no_export_): New field.
1986 * object.h (Object::Object): Initialize no_export_ to false.
1987 (Object::no_export, Object::set_no_export): New methods.
1988 (Object::no_export_): New field.
1989 * options.cc (General_options::parse_exclude_libs): New method.
1990 (General_options::check_excluded_libs) Same.
1991 * options.h (exclude_libs): New option.
1992 (General_options::check_excluded_libs): New method declaration.
1993 (General_options::excluded_libs_): New field.
1994 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1995 default or protected visibility if an object has no-export flag set.
1996 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1997 (check_SCRIPTS): Add exclude_libs_test.sh.
1998 (check_DATA): Add exclude_libs_test.syms.
1999 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2000 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2001 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2002 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2003 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2004 libexclude_libs_test_2.a): New rules.
2005 * testsuite/Makefile.in: Regenerate.
2006 * testsuite/exclude_libs_test.c: New file.
2007 * testsuite/exclude_libs_test.sh: Ditto.
2008 * testsuite/exclude_libs_test_1.c: Ditto.
2009 * testsuite/exclude_libs_test_2.c: Ditto.
2011 2009-05-15 Ian Lance Taylor <iant@google.com>
2013 * configure.ac: Check for declarations for cases where libiberty.h
2014 checks HAVE_DECL_xxx.
2015 * configure, config.in: Rebuild.
2017 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2019 * gold.h (Incremental_argument_list): Remove (invalid) forward
2021 * incremental.cc (Incremental_inputs::report_achive): New method.
2022 (Incremental_inputs::report_object): New method.
2023 (Incremental_inputs::report_script): New method.
2024 (Incremental_inputs::finalize_inputs): New method.
2025 (Incremental_inputs::finalize): Call finalize_inputs().
2026 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2027 Create inputs entries.
2028 * incremental.h (Incremental_input_type): New enum.
2029 (Incremental_inputs::Incremental_input): Initialize new fields.
2030 (Incremental_inputs::report_inputs): New method.
2031 (Incremental_inputs::report_achive): New method.
2032 (Incremental_inputs::report_object): New method.
2033 (Incremental_inputs::report_script): New method.
2034 (Incremental_inputs::finalize_inputs): New method.
2035 (Incremental_inputs::Input_info): New struct.
2036 (Incremental_inputs::Input_info_map): New typedef.
2037 (Incremental_inputs::lock_): New field.
2038 (Incremental_inputs::Inputs_): New field.
2039 (Incremental_inputs::Inputs_map): New field.
2040 * main.cc (main): Call Incremental_input::report_inputs.
2041 * options.h (Input_argument_list): Typedef moved from
2043 (Input_file_group::Files): Remove, use ::Input_argument_list.
2044 (Input_file_group::Input_argument_list): Remove, use
2045 ::Input_argument_list.
2046 * plugin.cc (Plugin_manager::add_input_file): Add error in
2048 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2050 * script.cc (read_input_script): Call
2051 Incremental_input::report_script.
2052 * script.h (Script_info): New class.
2054 2009-04-27 Ian Lance Taylor <iant@google.com>
2056 * x86_64.cc (do_adjust_output_section): Set entsize to
2059 2009-04-23 Elliott Hughes <enh@google.com>
2061 * output.cc (Output_file::close): After short writes, continue
2062 writing from the correct offset in the buffer being written.
2064 2009-04-23 Chris Demetriou <cgd@google.com>
2066 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2067 * configure: Regenerate.
2068 * config.in: Regenerate.
2069 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2070 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2072 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2074 * incremental.cc (Incremental_inputs_header_data): Renamed from
2075 Incremental_input_header_data.
2076 (Incremental_inputs_header_data::data_size): New field.
2077 (Incremental_inputs_header_data::put_input_file_count): Renamed
2078 from input_file_count.
2079 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2080 from command_line_offset.
2081 (Incremental_inputs_header_data::put_reserved): Renamed from
2083 (Incremental_inputs_entry_data): Renamed from
2084 Incremental_input_entry_data.
2085 (Incremental_inputs_entry_data::data_size): New field.
2086 (Incremental_inputs::report_command_line): New method.
2087 (Incremental_inputs::finalize): New method.
2088 (Incremental_inputs::create_incremental_inputs_data): New method.
2089 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2090 * incremental.h: New file.
2091 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2092 (Layout::finalize): Create incremental inputs section in
2094 (Layout::create_incremental_info_sections): New method.
2095 * layout.h (Layout::incremental_inputs): New method.
2096 (Layout::create_incremental_info_sections): New method.
2097 (Layout::incremental_inputs_): New field.
2098 * main.cc (main): Notify Incremental_input of the command line.
2100 2009-04-01 Ian Lance Taylor <iant@google.com>
2101 Mikolaj Zalewski <mikolajz@google.com>
2103 * gold.h (reserve_unordered_map): Define, three versions, one for
2104 each version of Unordered_map.
2105 * layout.cc (Layout::Layout): Remove options parameter. Add
2106 number_of_input_files parameter. Don't initialize options_.
2107 Initialize number_of_input_files_ and resized_signatures_. Move
2108 sections_are_attached_.
2109 (Layout::layout_group): Reserve space for group_signatures_.
2110 (Layout::find_or_add_kept_section): Change name parameter to be a
2111 reference. Resize signatures_ map when it gets large enough.
2112 (Layout::layout_eh_frame): Use parameters->options() instead of
2114 (Layout::make_output_section): Likewise.
2115 (Layout::attach_allocated_section_to_segment): Likewise.
2116 (Layout::finalize, Layout::create_executable_stack): Likewise.
2117 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2118 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2119 * layout.h (class Layout): Update declarations. Remove options_
2120 field. Add number_of_input_files_ and resized_signatures_
2121 fields. Move sections_are_attached_ field.
2122 * main.cc (main): Pass number of input files to Layout
2123 constructor. Don't pass options.
2125 2009-03-30 Ian Lance Taylor <iant@google.com>
2127 * ffsll.c (ffsll): Correct implementation.
2129 2009-03-27 Ian Lance Taylor <iant@google.com>
2131 * ffsll.c: New file.
2132 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2133 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2134 * ftruncate.c (ftruncate): Declare before definition.
2135 * mremap.c (mremap): Likewise.
2136 * pread.c (pread): Likewise.
2137 * configure, Makefile.in, config.in: Rebuild.
2139 * mremap.c: New file.
2140 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2141 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2142 (mremap): Declare if HAVE_MREMAP is not defined.
2143 * configure, Makefile.in, config.in: Rebuild.
2145 2009-03-27 Cary Coutant <ccoutant@google.com>
2147 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2148 position independent.
2149 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2150 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2152 2009-03-24 Cary Coutant <ccoutant@google.com>
2154 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2156 (needs_dynamic_reloc): Likewise.
2158 2009-03-24 Ian Lance Taylor <iant@google.com>
2160 * yyscript.y (file_cmd): Recognize EXTERN.
2161 (extern_name_list, extern_name_list_body): New nonterminals.
2162 * script.cc (script_add_extern): Define.
2163 * script-c.h (script_add_extern): Declare.
2165 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2167 * object.cc (is_elf_object): Define.
2168 * object.h (is_elf_object): Declare.
2169 * archive.cc (Archive::get_elf_object_for_member): Call
2171 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2173 2009-03-24 Elliott Hughes <enh@google.com>
2175 * output.cc (Output_file::map_anonymous): Define.
2176 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2177 try an anonymous one. Report the size if the mmap fails.
2178 * output.h (class Output_file): Declare map_anonymous.
2180 2009-03-24 Ian Lance Taylor <iant@google.com>
2182 * target-select.cc (instantiate_target): Don't acquire the lock if
2183 the instantiated_target_ field has already been set.
2185 2009-03-23 Ian Lance Taylor <iant@google.com>
2187 * gold-threads.h (class Initialize_lock): Define.
2188 * gold-threads.cc (class Initialize_lock_once): Define.
2189 (initialize_lock_control): New static variable.
2190 (initialize_lock_pointer): New static variable.
2191 (initialize_lock_once): New static function.
2192 (Initialize_lock::Initialize_lock): Define.
2193 (Initialize_lock::initialize): Define.
2194 * target-select.h: Include "gold-threads.h".
2195 (class Target_selector): Add lock_ and initialize_lock_ fields.
2196 Don't define instantiate_target, just declare it.
2197 * target-select.cc (Target_selector::Target_selector): Initialize
2199 (Target_selector::instantiate_target): Define.
2200 * descriptors.h: Include "gold-threads.h".
2201 (class Descriptors): Add initialize_lock_ field.
2202 * descriptors.cc (Descriptors::Descriptors): Initialize new
2204 (Descriptors::open): Use initialize_lock_ field
2205 * errors.h (class Errors): Add initialize_lock_ field.
2206 * errors.cc (Errors::Errors): Initialize new field.
2207 (Errors::initialize_lock): Use initialize_lock_ field.
2208 * powerpc.cc (class Target_selector_powerpc): Remove
2209 instantiated_target_ field. In do_recognize call
2210 instantiate_target rather than do_instantiate_target. In
2211 do_instantiate_target just allocate a new target.
2212 * sparc.cc (class Target_selector_sparc): Likewise.
2214 * freebsd.h: New file.
2215 * i386.cc: Include "freebsd.h".
2216 (Target_i386): Derive from Target_freebsd rather than
2218 (Target_selector_i386): Derive from Target_selector_freebsd rather
2219 than Target_selector.
2220 * x86_64.cc: Include "freebsd.h".
2221 (Target_x86_64): Derive from Target_freebsd rather than
2223 (Target_selector_x86_64): Derive from Target_selector_freebsd
2224 rather than Target_selector.
2225 * target.h (class Target): Add adjust_elf_header and
2226 do_adjust_elf_header.
2227 * output.cc (Output_file_header:: do_sized_write): Call target
2228 adjust_elf_header routine.
2229 * configure.tgt: Set targ_osabi.
2230 * configure.ac: Define GOLD_DEFAULT_OSABI.
2231 * parameters.cc (Parameters::default_target): Pass
2232 GOLD_DEFAULT_OSABI to select_target.
2233 * target-select.h (class Target_selector): Make instantiate_target
2234 protected rather than private.
2235 * Makefile.am (HFILES): Add freebsd.h.
2236 * configure, Makefile.in, config.in: Rebuild.
2238 * merge.cc (do_add_input_section): Correct pend value. Change
2239 message about last entry not being null terminated from error to
2242 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2244 * incremental.cc: New file.
2245 * Makefile.am (CCFILES): Add incremental.cc.
2246 * Makefile.in: Rebuild.
2248 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2250 * layout.cc (Layout::output_section_name): Preserve names
2251 of '.note.' sections.
2253 2009-03-19 Ian Lance Taylor <iant@google.com>
2255 * descriptors.cc (Descriptors::open): Check that the options are
2256 valid before using them.
2258 2009-03-18 Ian Lance Taylor <iant@google.com>
2260 * script-sections.h: Include <list>.
2261 (class Script_sections): Change Sections_elements from std::vector
2262 to std::list. Typedef public Elements_iterator. Add
2263 orphan_section_placement_, data_segment_align_start_, and
2264 saw_data_segment_align_ fields. Remove data_segment_align_index_
2266 * script-sections.cc (class Orphan_section_placement): New class.
2267 (class Sections_element): Add virtual functions is_relro and
2268 orphan_section_init. Remove virtual function place_orphan_here.
2269 (class Output_section_definition): Add is_relro and
2270 orphan_section_init. Remove place_orphan_here.
2271 (class Orphan_output_section): Likewise.
2272 (Script_sections::Script_sections): Update for field changes.
2273 (Script_sections::data_segment_align): Set saw_data_segment_align_
2274 and data_segment_align_start_, not data_segment_align_index.
2275 (Script_sections::data_segment_relro_end): Check
2276 saw_data_segment_align_. Use data_segment_align_start_ rather
2277 than data_segment_align_index_.
2278 (Script_sections::place_orphan): Rewrite to use
2279 Orphan_section_placement.
2281 2009-03-17 Ian Lance Taylor <iant@google.com>
2283 * archive.cc (Archive::add_symbols): Check for a version attached
2284 to the symbol name in the archive map.
2285 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2286 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2287 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2288 (ver_test_11.a): New target.
2289 * testsuite/Makefile.in: Rebuild.
2291 * configure.ac: Check for chsize and posix_fallocate. Replace
2293 * ftruncate.c: New file, from gnulib.
2294 * output.cc (posix_fallocate): Define dummy version if not
2295 HAVE_POSIX_FALLOCATE.
2296 (Output_file::map): Call posix_fallocate rather than lseek and
2298 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2299 * configure, Makefile.in, config.in: Rebuild.
2301 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2303 * layout.h (Layout::create_note): Add section_name parameter.
2304 * layout.cc (Layout::create_note): Likewise.
2305 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2307 2009-03-17 Ian Lance Taylor <iant@google.com>
2309 * descriptors.cc: Include "options.h".
2310 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2311 (Descriptors::open): Always use O_CLOEXEC when opening a new
2312 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2313 then set FD_CLOEXEC.
2315 * sparc.cc (class Target_sparc): Add has_got_section.
2316 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2317 make sure we have a GOT section.
2319 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2320 (Target_sparc::Scan::local): Likewise.
2321 (Target_sparc::Scan::global): Likewise.
2322 (Target_sparc::Relocate::relocate): Likewise.
2323 (Target_sparc::Relocate::relocate_tls): Likewise.
2325 * symtab.cc (Symbol_table::define_default_version): New function,
2326 broken out of add_from_object.
2327 (Symbol_table::add_from_object): Call define_default_version.
2328 (Symbol_table::define_special_symbol): Add resolve_oldsym
2329 parameter. Change all callers. If the version for a symbol comes
2330 from a version script, resolve it with the symbol with the same
2331 name with no version. Also add the symbol without a version if
2333 (do_define_in_output_data): If resolving with oldsym, don't delete
2335 (do_define_in_output_segment): Likewise.
2336 (do_define_as_constant): Likewise.
2337 * symtab.h (class Symbol_table): Update declarations.
2339 2009-03-13 Ian Lance Taylor <iant@google.com>
2341 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2342 (Read_symbols::requeue): New function.
2343 (Read_symbols::do_read_symbols): If make_elf_object fails because
2344 the target type is not configured, and the file was searched for,
2345 issue a warning and retry with the next directory.
2346 (Add_symbols::run): If the file has an incompatible format, and
2347 it was searched for, requeue the Read_symbols task. On error,
2349 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2350 dirindex parameter to constructor. Change all callers. Declare
2351 incompatible_warning and requeue.
2352 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2353 input_argument_ and input_group_ fields. Add them to
2354 constructor. Change all callers.
2355 (class Read_script): Add dirindex_ field. Add it to constructor.
2357 * archive.cc (Archive::setup): Remove input_objects parameter.
2359 (Archive::get_file_and_offset): Likewise.
2360 (Archive::read_all_symbols): Likewise.
2361 (Archive::read_symbols): Likewise.
2362 (Archive::get_elf_object_for_member): Remove input_objects
2363 parameter. Add punconfigured parameter. Change all callers.
2364 (Archive::add_symbols): Change return type to bool. Check return
2365 value of include_member.
2366 (Archive::include_all_members): Likewise.
2367 (Archive::include_member): Change return type to bool. Return
2368 false if first included object has incompatible target. Set
2369 included_member_ field.
2370 (Add_archive_symbols::run): If add_symbols returns false, requeue
2372 * archive.h (class Archive): Add included_member_ field.
2373 Initialize it in constructor. Add input_file and searched_for
2374 methods. Update declarations.
2375 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2376 input_argument_ fields. Add them to constructor. Change all
2378 * script.cc: Include "target-select.h".
2379 (class Parser_closure): Add skip_on_incompatible_target_ and
2380 found_incompatible_target_ fields. Add
2381 skip_on_incompatible_target parameter to constructor. Change all
2382 callers. Add methods skip_on_incompatible_target,
2383 clear_skip_on_incompatible_target, found_incompatible_target, and
2384 set_found_incompatible_target.
2385 (read_input_script): Add dirindex parameter. Change all callers.
2386 If parser finds an incompatible target, requeue Read_symbols
2388 (script_set_symbol): Clear skip_on_incompatible_target in
2390 (script_add_assertion, script_parse_option): Likewise.
2391 (script_start_sections, script_add_phdr): Likewise.
2392 (script_check_output_format): New function.
2393 * script.h (read_input_script): Update declaration.
2394 * script-c.h (script_check_output_format): Declare.
2395 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2396 (ignore_cmd): Remove OUTPUT_FORMAT.
2397 * fileread.cc (Input_file::Input_file): Add explicit this.
2398 (Input_file::will_search_for): New function.
2399 (Input_file::open): Add pindex parameter. Change all callers.
2400 * fileread.h (class Input_file): Add input_file_argument method.
2401 Declare will_search_for. Update declarations.
2402 * object.cc (make_elf_object): Add punconfigured parameter.
2404 * object.h (class Object): Make input_file public. Add
2405 searched_for method.
2406 (make_elf_object): Update declaration.
2407 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2409 * dirsearch.h (class Dirsearch): Update declaration.
2410 * options.h (class General_options): Add --warn-search-mismatch.
2411 * parameters.cc (Parameters::is_compatible_target): New function.
2412 * parameters.h (class Parameters): Declare is_compatible_target.
2413 * workqueue.cc (Workqueue::add_blocker): New function.
2414 * workqueue.h (class Workqueue): Declare add_blocker.
2416 * fileread.cc (Input_file::open): Remove options parameter.
2418 (Input_file::open_binary): Likewise.
2419 * script.cc (read_input_script): Likewise.
2420 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2421 options parameter from constructor. Change all callers.
2422 (class Read_script): Likewise.
2423 * fileread.h (class Input_file): Update declarations.
2424 * script.h (read_input_script): Update declaration.
2426 2009-03-10 Nick Clifton <nickc@redhat.com>
2428 * po/es.po: New Spanish translation.
2430 2009-03-06 Cary Coutant <ccoutant@google.com>
2432 * options.cc (parse_short_option): Keep dash_z from registering itself.
2434 2009-03-03 Ian Lance Taylor <iant@google.com>
2437 * target-reloc.h (relocate_section): Pass output_section to
2439 * i386.cc (Target_i386::should_apply_static_reloc): Add
2440 output_section parameter. Change all callers.
2441 (Target_i386::Relocate::relocate): Add output_section parameter.
2442 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2443 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2444 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2445 * testsuite/two_file_shared.sh: New script.
2446 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2447 (check_DATA): Add two_file_shared.dbg.
2448 (two_file_shared.dbg): New target.
2449 * testsuite/Makefile.in: Rebuild.
2451 2009-03-01 Ian Lance Taylor <iant@google.com>
2453 * configure.ac: Check for byteswap.h.
2454 * configure: Rebuild.
2455 * config.in: Rebuild.
2457 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2459 * layout.cc (Layout::find_or_add_kept_section): New function.
2460 (Layout::add_comdat): Removed.
2461 * layout.h (struct Kept_section): Move out of class Layout.
2462 Remove trailing underscores from field names. Add group_sections
2463 field. Rename group_ field to is_group. Change all uses.
2464 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2465 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2466 comdat_groups_ field.
2467 (Sized_relobj::include_section_group): Use
2468 find_or_add_kept_section and Kept_section::group_sections.
2469 (Sized_relobj::include_linkonce_section): Likewise.
2470 * object.cc (class Sized_relobj): Don't define Comdat_group or
2471 Comdat_group_table. Remove find_comdat_group and
2472 add_comdat_group. Remove comdat_groups_ field.
2473 * plugin.cc (include_comdat_group): Use
2474 Layout::find_or_add_kept_section.
2476 2009-02-28 Ian Lance Taylor <iant@google.com>
2478 * README: --gc-sections and map files are now supported. Document
2479 some build requirements.
2482 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2483 relocatable link set the value of the section symbol to zero.
2484 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2485 relocatable link don't include the section address in the local
2488 2009-02-27 Ian Lance Taylor <iant@google.com>
2491 * options.h (class Search_directory): Add is_system_directory.
2492 (class General_options): Declare is_in_system_directory.
2493 * options.cc (get_relative_sysroot): Make static.
2494 (get_default_sysroot): Make static.
2495 (General_optoins::is_in_system_directory): New function.
2496 * fileread.cc (Input_file::is_in_system_directory): New function.
2497 * fileread.h (class Input_file): Declare is_in_system_directory.
2498 * object.h (class Object): Add is_in_system_directory.
2499 (class Input_objects): Remove system_library_directory_ field.
2500 * object.cc (Input_objects::add_object): Don't set
2501 system_library_directory_.
2502 (input_objects::found_in_system_library_directory): Remove.
2503 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2504 parameter. Change all callers.
2505 (Symbol_table::sized_write_globals): Likewise.
2506 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2507 Call Object::is_in_system_directory.
2508 * symtab.h (class Symbol_table): Update declarations.
2511 * descriptors.h (Open_descriptor): Add is_on_stack field.
2512 * descriptors.cc (Descriptors::open): If the descriptor is on the
2513 top of the stack, remove it. Initialize is_on_stack field.
2514 (Descriptors::release): Only add pod to stack if it is not on the
2516 (Descriptors::close_some_descriptor): Clear stack_next and
2520 * output.cc (Output_section::find_starting_output_address): Rename
2521 from starting_output_address; add PADDR parameter; change return
2523 * output.h (class Output_section): Declare
2524 find_starting_output_address instead of starting_output_address.
2525 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2526 section symbol for which we can't find a merge section.
2529 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2530 hidden or internal, force the symbol to be local.
2531 * resolve.cc (Symbol::override_visibility): Define.
2532 (Symbol::override_base): Use override_visibility.
2533 (Symbol_table::resolve): Likewise.
2534 (Symbol::override_base_with_special): Likewise.
2535 (Symbol_table::override_with_special): If the visibility is hidden
2536 or internal, force the symbol to be local.
2537 * symtab.h (class Symbol): Add set_visibility and
2538 override_visibility.
2539 * testsuite/ver_test_1.sh: New file.
2540 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2541 (check_DATA): Add ver_test_1.syms.
2542 (ver_test_1.syms): New target.
2543 * testsuite/Makefile.in: Rebuild.
2545 2009-02-25 Cary Coutant <ccoutant@google.com>
2547 * layout.cc (Layout::choose_output_section): Don't rename sections
2548 when using a linker script that has a SECTIONS clause.
2549 * Makefile.in: Regenerate.
2551 * testsuite/Makefile.am (script_test_5.sh): New test case.
2552 * testsuite/Makefile.in: Regenerate.
2553 * testsuite/script_test_5.cc: New file.
2554 * testsuite/script_test_5.sh: New file.
2555 * testsuite/script_test_5.t: New file.
2557 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2559 * archive.cc (Archive::include_member): Update calls to add_symbols.
2560 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2561 the Layout argument.
2562 * dynobj.h (do_add_symbols): Add the Layout argument.
2563 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2565 * object.h (Object::add_symbols): Add the Layout argument.
2566 (Object::do_add_symbols): Add the Layout argument.
2567 (Sized_relobj::do_add_symbols): Add the Layout argument.
2568 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2569 Unify the two versions.
2570 (Add_plugin_symbols): Remove.
2571 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2572 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2573 (Add_plugin_symbols): Remove.
2574 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2575 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2576 (Add_symbols::run): Make it work with Pulginobj.
2578 2009-02-06 Ian Lance Taylor <iant@google.com>
2580 * object.cc (Sized_relobj::do_layout): Make info message start
2581 with lower case letter.
2583 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2585 * binary.cc: Fix file comment.
2587 * options.h (enum Incremental_disposition): Define.
2588 (class General_options): Add new options: --incremental,
2589 --incremental_changed, --incremental_unchanged,
2590 --incremental_unknown. Add incremental_disposition_ and
2591 implicit_incremental_ fields.
2592 (General_options::incremental_disposition): New function.
2593 (class Position_dependent_options): Add incremental_disposition
2595 (Position_dependent_options::copy_from_options): Set incremental
2597 * options.cc (General_options::parse_incremental_changed): New
2599 (General_options::parse_incremental_unchanged): New function.
2600 (General_options::parse_incremental_unknown): New function.
2601 (General_options::General_options): Initialize new fields
2602 incremental_disposition_ and implicit_incremental_.
2603 (General_options::finalize): Check for uasge of --incremental-*
2604 without --incremental.
2606 2009-02-06 Chris Demetriou <cgd@google.com>
2608 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2609 pointer and to report location as the file name associated with
2611 (gold_undefined_symbol_at_location): New function to replace the
2612 old gold_undefined_symbol functionality.
2613 * target-reloc.h (relocate_section): Update to use
2614 gold_undefined_symbol_at_location.
2615 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2616 Call gold_undefined_symbol function rather than gold_error.
2617 * errors.h (Errors::undefined_symbol): Take location as a
2618 string, rather than calculating it from a relocation.
2619 * errors.cc (Errors::fatal): Print "fatal error:" before the
2621 (Errors::error, Errors::error_at_location): Print "error: "
2622 before the formatted message.
2623 (Errors::undefined_symbol): Take location as a string, rather
2624 than calculating it from a relocation.
2625 (gold_undefined_symbol_at_location): New function akin to
2626 old gold_undefined_symbol, calculates location from relocation.
2627 (gold_undefined_symbol): Change to take only a Symbol pointer
2628 and to report location as the file name associated with the symbol.
2629 * testsuite/debug_msg.sh: Update for changed error messages.
2630 * testsuite/undef_symbol.sh: Likewise.
2632 2009-02-04 Duncan Sands <baldrick@free.fr>
2635 * reduced_debug_output.h
2636 (Output_reduced_debug_abbrev_section::failed): Use format for
2638 (Output_reduced_debug_info_section::faild): Likewise.
2640 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2642 * script.cc (Lazy_demangler): New class.
2643 (Version_script_info::get_symbol_version_helper): Demangle a
2646 2009-01-29 Cary Coutant <ccoutant@google.com>
2648 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2650 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2652 2009-01-28 Ian Lance Taylor <iant@google.com>
2654 * version.cc (version_string): Bump to 1.9.
2656 * gold.h: Include <cstring> and <stdint.h>.
2657 * version.cc: Include <cstdio>.
2658 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2660 * reduced_debug_output.cc (insert_into_vector): Rename from
2661 Insert_into_vector; change all callers. Use Swap_unaligned to
2662 avoid aliasing issue; remove union since it is unnecessary.
2664 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2666 * Makefile.am (CCFILES): Add gc.cc.
2668 * Makefile.in: Regenerate.
2669 * gold.cc (Gc_runner): New class.
2670 (queue_initial_tasks): Call garbage collection related tasks
2671 when corresponding options are invoked.
2672 (queue_middle_gc_tasks): New function.
2673 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2674 processed early before laying out sections during garbage collection.
2675 * gold.h (queue_middle_gc_tasks): New function.
2676 (is_prefix_of): Move from "layout.cc".
2677 * i386.cc (Target_i386::gc_process_relocs): New function.
2678 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2679 * main.cc (main): Create object of class "Garbage_collection".
2680 * object.cc (Relobj::copy_symbols_data): New function.
2681 (Relobj::is_section_name_included): New function.
2682 (Sized_relobj::do_layout): Allow this function to be called twice
2683 during garbage collection and defer layout of section during the
2685 * object.h (Relobj::get_symbols_data): New function.
2686 (Relobj::is_section_name_included): New function.
2687 (Relobj::copy_symbols_data): New function.
2688 (Relobj::set_symbols_data): New function.
2689 (Relobj::get_relocs_data): New function.
2690 (Relobj::set_relocs_data): New function.
2691 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2692 (Relobj::gc_process_relocs): New function.
2693 (Relobj::do_gc_process_relocs): New pure virtual function.
2694 (Relobj::sd_): New data member.
2695 (Sized_relobj::is_output_section_offset_invalid): New function.
2696 (Sized_relobj::do_gc_process_relocs): New function.
2697 * options.h (General_options::gc_sections): Modify to not be a no-op.
2698 (General_options::print_gc_sections): New option.
2699 * plugin.cc (Plugin_finish::run): Remove function call to
2700 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2701 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2702 * reloc.cc (Read_relocs::run): Add task to process relocs and
2703 determine unreferenced sections when doing garbage collection.
2704 (Gc_process_relocs): New class.
2705 (Sized_relobj::do_gc_process_relocs): New function.
2706 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2707 sections that are garbage collected.
2708 * reloc.h (Gc_process_relocs): New class.
2709 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2710 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2711 symbols whose corresponding sections are garbage collected.
2712 (Symbol_table::Symbol_table): Add new parameter for the garbage
2714 (Symbol_table::gc_mark_undef_symbols): New function.
2715 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2716 (Symbol_table::gc_mark_dyn_syms): New function.
2717 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2719 (Symbol_table::add_from_object): Likewise.
2720 (Symbol_table::add_from_relobj): When building shared objects, do not
2721 treat externally visible symbols as garbage.
2722 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2723 table information for static and relocatable links.
2724 * symtab.h (Symbol_table::set_gc): New function.
2725 (Symbol_table::gc): New function.
2726 (Symbol_table::gc_mark_undef_symbols): New function.
2727 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2728 (Symbol_table::gc_mark_dyn_syms): New function.
2729 (Symbol_table::gc_): New data member.
2730 * target.h (Sized_target::gc_process_relocs): New pure virtual
2732 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2733 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2735 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2737 * options.h (General_options::gc_sections): Define as a no-op for now.
2738 (General_options::no_keep_memory): Ditto.
2739 (General_options::Bshareable): Define.
2740 * options.cc (General_options::finalize): Honor -Bshareable.
2742 2009-01-20 Andreas Schwab <schwab@suse.de>
2744 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2745 read the value in the contents, since we don't use it. Use the
2746 template endianness when writing.
2747 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2749 2009-01-19 Andreas Schwab <schwab@suse.de>
2751 * configure.tgt (powerpc64-*): Fix targ_obj.
2753 2009-01-15 Ian Lance Taylor <iant@google.com>
2755 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2756 local symbols when stripping all symbols.
2758 2009-01-14 Cary Coutant <ccoutant@google.com>
2760 * output.cc (Output_reloc): Add explicit instantiations.
2762 2009-01-14 Cary Coutant <ccoutant@google.com>
2764 * archive.cc (Archive::get_elf_object_for_member): Remove call
2765 to File_read::claim_for_plugin.
2766 * descriptors.cc (Descriptors::open): Remove reference to
2768 (Descriptors::claim_for_plugin): Remove.
2769 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2770 (Descriptors::is_claimed): Remove.
2771 (claim_descriptor_for_plugin): Remove.
2772 * fileread.cc (File_read::claim_for_plugin): Remove.
2773 * fileread.h (File_read::claim_for_plugin): Remove.
2774 (File_read::descriptor): Reopen descriptor if necessary.
2775 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2776 (Plugin_manager::all_symbols_read): Add task parameter. Change
2778 (Plugin_manager::get_input_file): New function.
2779 (Plugin_manager::release_input_file): New function.
2780 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2781 corresponding data member.
2782 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2783 and pass to base constructor. Change all callers.
2784 (get_input_file, release_input_file): New functions.
2785 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2786 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2787 (Plugin_manager::all_symbols_read): Add task parameter.
2788 (Plugin_manager::get_input_file): New function.
2789 (Plugin_manager::release_input_file): New function.
2790 (Plugin_manager::task_): New data member.
2791 (Pluginobj::Pluginobj): Add filesize parameter.
2792 (Pluginobj::filename): New function.
2793 (Pluginobj::descriptor): New function.
2794 (Pluginobj::filesize): New function.
2795 (Pluginobj::filesize_): New data member.
2796 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2797 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2798 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2800 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2801 with archive libraries.
2802 * testsuite/Makefile.in: Regenerate.
2803 * testsuite/plugin_test.c (struct sym_info): New type.
2804 (get_input_file, release_input_file): New static variables.
2805 (onload): Capture new transfer vector entries.
2806 (claim_file_hook): Stop reading at end of file according to filesize.
2807 Factor out parsing of readelf output into separate function.
2808 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2809 APIs and get the source file name from the symbol table. Convert
2810 source file name to corresponding object file name. Print info
2811 message when adding new input files.
2812 (parse_readelf_line): New function.
2813 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2814 * testsuite/plugin_test_2.sh: Likewise.
2815 * testsuite/plugin_test_3.sh: Likewise.
2816 * testsuite/plugin_test_4.sh: New test case.
2818 2009-01-07 Ian Lance Taylor <iant@google.com>
2820 * version.cc (version_string): Bump to 1.8.
2822 2008-12-23 Cary Coutant <ccoutant@google.com>
2824 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2825 * plugin.cc (Plugin_manager::finish): Rename as
2826 layout_deferred_objects. Move cleanup to separate function.
2827 (Plugin_manager::cleanup): New function.
2828 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2830 * plugin.h (Plugin_manager::finish): Rename as
2831 layout_deferred_objects.
2832 (Plugin_manager::cleanup): New function.
2833 (Plugin_manager::cleanup_done): New field.
2835 2008-12-23 Cary Coutant <ccoutant@google.com>
2837 * plugin.cc (is_visible_from_outside): New function.
2838 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2839 so we don't return "IR only" status for exported symbols or -r links.
2841 * testsuite/Makefile.am (plugin_test_3): New test case.
2842 * testsuite/Makefile.in: Regenerate.
2843 * testsuite/plugin_test_3.sh: New file.
2845 2008-12-22 Cary Coutant <ccoutant@google.com>
2847 * object.cc (Sized_relobj::layout_section): New function.
2848 (Sized_relobj::do_layout): Defer layout of input sections until after
2849 plugin has provided replacement files.
2850 (Sized_relobj::do_layout_deferred_sections): New function.
2851 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2852 (Relobj::layout_deferred_sections): New function.
2853 (Relobj::do_layout_deferred_sections): New function.
2854 (Sized_relobj::do_layout_deferred_sections): New function.
2855 (Sized_relobj::layout_section): New function.
2856 (Sized_relobj::Deferred_layout): New structure.
2857 (Sized_relobj::deferred_layout_): New field.
2858 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2859 Change all callers. Layout deferred sections.
2860 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2862 (Plugin_hook::run): Move code from do_plugin_hook inline.
2863 (Plugin_hook::do_plugin_hook): Remove.
2864 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2865 (Plugin_manager::finish): Renamed, was cleanup.
2866 (Plugin_manager::should_defer_layout): New function.
2867 (Plugin_manager::add_deferred_layout_object): New function.
2868 (Plugin_manager::Deferred_layout_list): New type.
2869 (Plugin_manager::deferred_layout_objects_): New field.
2870 (Plugin_hook::do_plugin_hook): Remove.
2872 2008-12-17 Ian Lance Taylor <iant@google.com>
2874 * options.h (class General_options): Add --no case for
2877 2008-12-16 Cary Coutant <ccoutant@google.com>
2879 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2881 (Plugin_manager::claim_file): Create plugin object even if
2882 plugin did not call the add_symbols callback.
2883 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2884 asking for more symbols than were added.
2885 * testsuite/Makefile.am (plugin_test_1): Add test case with
2887 (empty.syms): New target.
2888 * testsuite/Makefile.in: Regenerate.
2889 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2890 message. Don't call add_symbols if no globals.
2891 (all_symbols_read_hook): Don't provide replacement for empty
2894 2008-12-12 Ian Lance Taylor <iant@google.com>
2896 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2897 r_type == 0 for a local symbol with r_sym == 0.
2898 (scan_relocatable_relocs): Pass r_sym to
2899 local_non_section_strategy.
2900 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2903 * configure.ac: Update test for TLS descriptors: they are
2904 supported as of glibc 2.9.
2905 * configure: Rebuild.
2907 2008-12-11 Ian Lance Taylor <iant@google.com>
2910 * target-reloc.h (Default_scan_relocatable_relocs): For each
2911 function, map r_type == 0 to RELOC_DISCARD.
2913 2008-12-10 Cary Coutant <ccoutant@google.com>
2915 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2916 object to override a kept COMDAT group from a plugin object.
2918 2008-12-09 Ian Lance Taylor <iant@google.com>
2921 * yyscript.y (file_cmd): Handle INPUT.
2923 * testsuite/initpri1.c: Change all declarations to be full
2924 prototypes by adding void, to avoid compiler warnings.
2926 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2928 * options.cc (General_options::parse_plugin_opt): New.
2929 (General_options::add_plugin): The argument now is just the filename.
2930 (General_options::add_plugin_option): New.
2931 * options.h (plugin_opt): New.
2932 (add_plugin): Change argument name.
2933 (add_plugin_option): New.
2934 * plugin.cc (Plugin::load): Don't parse the plugin option.
2935 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2936 (Plugin::add_option): New.
2937 (Plugin::args_): Change type.
2938 (Plugin::filename_): New.
2939 (Plugin_manager::add_plugin_option): New.
2940 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2941 * testsuite/Makefile.in: Regenerate.
2943 2008-12-05 Cary Coutant <ccoutant@google.com>
2945 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2946 Handle --strip-lto-sections option.
2947 * options.h (strip_lto_sections): New option.
2949 2008-12-01 Cary Coutant <ccoutant@google.com>
2951 * plugin.cc (ld_plugin_message): Change format parameter to const.
2952 Fix mismatch between new[] and delete.
2954 2008-11-14 Cary Coutant <ccoutant@google.com>
2956 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2959 2008-11-05 Craig Silverstein <csilvers@google.com>
2961 * options.cc (General_options::parse_dynamic_list): New function.
2962 * options.h (General_options): New flags dynamic_list,
2963 dynamic_list_data, dynamic_list_cpp_new, and
2964 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2965 (General_options::in_dynamic_list): New function.
2966 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2967 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2968 (Lex::can_continue_name): Likewise.
2970 (read_script_file): New parameter script_options.
2971 (read_dynamic_list): New function.
2972 (Script_options::define_dynamic_list): New function.
2973 (dynamic_list_keyword_parsecodes): New variable.
2974 (dynamic_list_keywords): New variable.
2975 * script.h (Script_options::define_dynamic_list): New function
2977 (read_dynamic_list): New function prototype.
2978 * symtab.cc (strprefix): New macro.
2979 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2980 dynamic_list_data, dynamic_list_cpp_new, and
2981 dynamic_list_cpp_typeinfo.
2982 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2983 (dynamic_list_expr): New rule.
2984 (dynamic_list_nodes): Likewise.
2985 (dynamic_list_node): Likewise.
2986 * testsuite/Makefile.am (dynamic_list): New test.
2987 * testsuite/Makefile.in: Regenerated.
2988 * testsuite/dynamic_list.t: New file.
2989 * testsuite/dynamic_list.sh: New file.
2991 2008-11-05 Craig Silverstein <csilvers@google.com>
2993 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2994 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2995 (t11_last): Likewise.
2996 * testsuite/ver_test_6.c (main): Likewise.
2998 2008-10-07 Cary Coutant <ccoutant@google.com>
3000 * options.c (General_options::finalize): Add check for -static and
3002 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3005 2008-10-02 Cary Coutant <ccoutant@google.com>
3007 * plugin.cc (make_sized_plugin_object): Fix conditional
3008 compilation to work when not all targets are enabled.
3010 2008-09-29 Cary Coutant <ccoutant@google.com>
3012 * archive.cc (Archive::get_file_and_offset): Use filename instead
3013 of name to get library path.
3014 (Archive::include_member): Unlock external member of a thin archive.
3016 * testsuite/Makefile.am (TEST_AR): New variable.
3017 (thin_archive_test_1): New test.
3018 (thin_archive_test_2): New test.
3019 * testsuite/Makefile.in: Regenerate.
3020 * testsuite/thin_archive_main.cc: New file.
3021 * testsuite/thin_archive_test_1.cc: New file.
3022 * testsuite/thin_archive_test_2.cc: New file.
3023 * testsuite/thin_archive_test_3.cc: New file.
3024 * testsuite/thin_archive_test_4.cc: New file.
3026 2008-09-29 Cary Coutant <ccoutant@google.com>
3028 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3029 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3031 (Sized_relobj::do_finalize_local_symbols): Likewise.
3032 (Sized_relobj::map_to_kept_section): Likewise.
3033 * object.h (Sized_relobj::invalid_address): New constant.
3034 (Sized_relobj::do_output_section_offset): Check for invalid_address
3036 * output.cc (Output_reloc::local_section_offset): Use constant
3037 invalid_address instead of -1U.
3038 (Output_reloc::get_address): Likewise.
3039 (Output_section::output_address): Change -1U to -1ULL.
3040 * output.h (Output_reloc::invalid_address): New constant.
3041 * reloc.cc (Sized_relobj::write_sections): Use constant
3042 invalid_address instead of -1U.
3043 (Sized_relobj::relocate_sections): Likewise.
3044 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3045 values for merge sections.
3046 * target-reloc.h (relocate_for_relocatable): Use constant
3047 invalid_address instead of -1U.
3049 2008-09-19 Cary Coutant <ccoutant@google.com>
3051 Add plugin functionality for link-time optimization (LTO).
3052 * configure.ac (plugins): Add --enable-plugins option.
3053 * configure: Regenerate.
3054 * config.in: Regenerate.
3055 * Makefile.am (LIBDL): New variable.
3056 (CCFILES): Add plugin.cc.
3057 (HFILES): Add plugin.h.
3058 (ldadd_var): Add LIBDL.
3059 * Makefile.in: Regenerate.
3061 * archive.cc: Include "plugin.h".
3062 (Archive::setup): Don't preread archive symbols when using a plugin.
3063 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3064 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3066 (Archive::include_member): Add symbols from plugin objects.
3067 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3068 * descriptors.cc (Descriptors::open): Check for file descriptors
3069 abandoned by plugins.
3070 (Descriptors::claim_for_plugin): New function.
3071 * descriptors.h (Descriptors::claim_for_plugin): New function.
3072 (Open_descriptor::is_claimed): New field.
3073 (claim_descriptor_for_plugin): New function.
3074 * fileread.cc (File_read::claim_for_plugin): New function.
3075 * fileread.h (File_read::claim_for_plugin): New function.
3076 (File_read::descriptor): New function.
3077 * gold.cc: Include "plugin.h".
3078 (queue_initial_tasks): Add task to call plugin hooks for generating
3080 * main.cc: Include "plugin.h".
3081 (main): Load plugin libraries.
3082 * object.h (Pluginobj): Declare.
3083 (Object::pluginobj): New function.
3084 (Object::do_pluginobj): New function.
3085 (Object::set_target): New function.
3086 * options.cc: Include "plugin.h".
3087 (General_options::parse_plugin): New function.
3088 (General_options::General_options): Initialize plugins_ field.
3089 (General_options::add_plugin): New function.
3090 * options.h (Plugin_manager): Declare.
3091 (General_options): Add --plugin option.
3092 (General_options::has_plugins): New function.
3093 (General_options::plugins): New function.
3094 (General_options::add_plugin): New function.
3095 (General_options::plugins_): New field.
3096 * plugin.cc: New file.
3097 * plugin.h: New file.
3098 * readsyms.cc: Include "plugin.h".
3099 (Read_symbols::do_read_symbols): Check for archive before checking
3100 for ELF file. Call plugin hooks to claim files.
3101 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3102 from a real object file; force override when processing replacement
3104 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3105 (Symbol::init_base_object): Likewise.
3106 (Symbol::init_base_output_data): Likewise.
3107 (Symbol::init_base_output_segment): Likewise.
3108 (Symbol::init_base_constant): Likewise.
3109 (Symbol::init_base_undefined): Likewise.
3110 (Symbol::output_section): Assert that object is not a plugin.
3111 (Symbol_table::add_from_pluginobj): New function.
3112 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3114 (Symbol_table::sized_write_globals): Likewise.
3115 (Symbol_table::add_from_pluginobj): Instantiate template.
3116 * symtab.h (Sized_pluginobj): Declare.
3117 (Symbol::in_real_elf): New function.
3118 (Symbol::set_in_real_elf): New function.
3119 (Symbol::in_real_elf_): New field.
3120 (Symbol_table::add_from_pluginobj): New function.
3122 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3123 (LIBDL): New variable.
3125 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3126 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3127 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3128 (MOSTLYCLEANFILES): Likewise.
3129 * testsuite/Makefile.in: Regenerate.
3130 * testsuite/plugin_test.c: New file.
3131 * testsuite/plugin_test_1.sh: New file.
3132 * testsuite/plugin_test_2.sh: New file.
3134 2008-09-16 Ian Lance Taylor <iant@google.com>
3136 * target-reloc.h (relocate_section): Check whether a symbol is
3137 defined by the ABI before reporting an undefined symbol error.
3138 * target.h (Target::is_defined_by_abi): Make parameter const.
3139 (Target::do_is_defined_by_abi): Likewise.
3140 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3141 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3142 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3143 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3144 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3145 * testsuite/Makefile.in: Rebuild.
3147 * fileread.cc (make_view): Add casts to avoid warning.
3149 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3151 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3152 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3154 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3156 * options.h (General_options::output_is_executable): New.
3157 (General_options::output_is_pie): New.
3158 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3159 for shared libraries.
3160 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3162 2008-09-11 Chris Demetriou <cgd@google.com>
3164 * options.h (origin): New -z option.
3165 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3166 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3169 2008-09-05 Cary Coutant <ccoutant@google.com>
3171 * fileread.cc (File_read::make_view): Add check for attempt to map
3174 2008-09-05 Cary Coutant <ccoutant@google.com>
3176 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3177 explicit instantiations.
3179 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3182 * options.cc (General_options::finalize): Allow undefined symbols
3183 in shlibs if linking -shared.
3186 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3187 symbols as not needing a dynsym entry.
3189 2008-08-20 Craig Silverstein <csilvers@google.com>
3191 * fileread.cc (File_read::open): Do not lock the file unless it
3192 was successfully opened.
3194 2008-08-14 Cary Coutant <ccoutant@google.com>
3196 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3197 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3198 * testsuite/tls_test.cc (struct int128): 128-bit struct
3199 for testing TLS relocs with non-zero addend.
3200 (v12): New TLS variable.
3202 (t_last): Add check for v12.
3203 * testsuite/tls_test.h (t12): New function.
3204 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3206 2008-08-13 Ian Lance Taylor <iant@google.com>
3208 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3209 set tls_segment_ or relro_segment_.
3210 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3212 * output.h (Output_section::clear_is_relro): New function.
3213 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3214 sections specially even when output_data_ is empty.
3215 (Output_segment::maximum_alignment): When first section is relro,
3216 only force alignment for PT_LOAD segments.
3217 * script.cc (script_data_segment_align): New function.
3218 (script_data_segment_relro_end): New function.
3219 * script-c.h (script_data_segment_align): Declare.
3220 (script_data_segment_relro_end): Declare.
3221 * script-sections.h (class Script_sections): Declare
3222 data_segment_align and data_segment_relro_end. Add fields
3223 segment_align_index_ and saw_relro_end_.
3224 * script-sections.cc (class Sections_element): Add set_is_relro
3225 virtual function. Add new bool* parameter to place_orphan_here.
3226 Add get_output_section virtual function.
3227 (class Output_section_definition): Add set_is_relro. Add new
3228 bool* parameter to place_orphan_here. Add get_output_section.
3229 Add is_relro_ field.
3230 (Output_section_definition::Output_section_definition): Initialize
3231 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3232 and is_relro_ fields.
3233 (Output_section_definition::place_orphan_here): Add is_relro
3235 (Output_section_definition::set_section_addresses): Set relro for
3237 (Output_section_definition::alternate_constraint): Likewise.
3238 (class Orphan_output_section): Add new bool* parameter to
3239 place_orphan_here. Add get_output_section.
3240 (Orphan_output_section::place_orphan_here): Add is_relro
3242 (Script_sections::Script_sections): Initialize
3243 data_segment_align_index_ and saw_relro_end_.
3244 (Script_sections::data_segment_align): New function.
3245 (Script_sections::data_segment_relro_end): New function.
3246 (Script_sections::place_orphan): Set or clear is_relro.
3247 (Script_sections::set_section_addresses): Force alignment of first
3249 * yyscript.y (exp): Call script_data_segment_align and
3250 script_data_segment_relro_end.
3251 * testsuite/relro_script_test.t: New file.
3252 * testsuite/relro_test.cc (using_script): Declare.
3253 (t1, t2): Test using_script.
3254 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3255 (relro_script_test_SOURCES): Define.
3256 (relro_script_test_DEPENDENCIES): Define.
3257 (relro_script_test_LDFLAGS): Define.
3258 (relro_script_test_LDADD): Define.
3259 (relro_script_test.so): New target.
3260 * testsuite/Makefile.in: Rebuild.
3262 2008-08-06 Cary Coutant <ccoutant@google.com>
3264 * archive.cc (Archive::total_archives, Archive::total_members)
3265 (Archive::total_members_loaded): New variables.
3266 (Archive::setup): Add parameter. Add option to preread
3268 (Archive::read_armap): Add counter.
3269 (Archive::get_file_and_offset): New function.
3270 (Archive::get_elf_object_for_member): New function.
3271 (Archive::read_all_symbols): New function.
3272 (Archive::read_symbols): New function.
3273 (Archive::add_symbols): Add counters.
3274 (Archive::include_all_members): Use armap to find members if it's
3276 (Archive::include_member): Skip reading symbols if already read.
3277 Factored code into Archive::get_file_and_offset and
3278 Archive::get_elf_object_for_member. Changed call to
3279 Mapfile::report_include_archive_member.
3280 (Archive::print_stats): New function.
3281 * archive.h: Declare Object and Read_symbols_data classes.
3282 (Archive::Archive): Add initializers for new members.
3283 (Archive::setup): Add parameter.
3284 (Archive::print_stats): New function.
3285 (Archive::total_archives, Archive::total_members)
3286 (Archive::total_members_loaded): New variables.
3287 (Archive::get_file_and_offset): New function.
3288 (Archive::get_elf_object_for_member): New function.
3289 (Archive::read_all_symbols): New function.
3290 (Archive::read_symbols): New function.
3291 (Archive::Archive_member): New class.
3292 (Archive::members_): New member.
3293 (Archive::num_members_): New member.
3294 * main.cc: Include archive.h.
3295 (main): Call Archive::print_stats.
3296 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3297 archive parameter; member_name is now the fully-decorated name.
3298 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3299 * options.h: (General_options): Add --preread-archive-symbols option.
3300 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3303 2008-08-04 Ian Lance Taylor <iant@google.com>
3305 * symtab.h (Symbol::use_plt_offset): New function.
3306 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3307 * powerpc.cc (Relocate::relocate): Likewise.
3308 * sparc.cc (Relocate::relocate): Likewise.
3309 * x86_64.cc (Relocate::relocate): Likewise.
3310 * testsuite/weak_plt.sh: New test.
3311 * testsuite/weak_plt_main.cc: New test.
3312 * testsuite/weak_plt_shared.cc: New test.
3313 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3314 (check_PROGRAMS): Add weak_plt.
3315 (check_DATA): Add weak_plt_shared.so.
3316 (weak_plt_main_pic.o, weak_plt): New targets.
3317 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3318 * testsuite/Makefile.in: Rebuild.
3320 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3322 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3323 * testsuite/Makefile.in: Rebuild.
3325 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3327 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3328 * Makefile.in: Regenerate.
3329 * po/POTFILES.in: Regenerate.
3331 2008-07-29 Ian Lance Taylor <iant@google.com>
3333 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3334 symbols before other symbols.
3335 * testsuite/script_test_2.cc (test_addr): Declare.
3336 (test_addr_alias): Declare.
3337 (main): Check that test_addr and test_addr_alias have the right
3339 * testsuite/script_test_2.t: Define test_addr_alias and
3342 2008-07-24 Ian Lance Taylor <iant@google.com>
3345 * descriptors.cc: New file.
3346 * descriptors.h: New file.
3347 * gold-threads.h (class Hold_optional_lock): New class.
3348 * fileread.cc: Include "descriptors.h".
3349 (File_read::~File_read): Release descriptor rather than closing
3351 (File_read::open) [file]: Call open_descriptor rather than open.
3352 Set is_descriptor_opened_.
3353 (File_read::open) [memory]: Assert that descriptor is not open.
3354 (File_read::reopen_descriptor): New function.
3355 (File_read::release): Release descriptor.
3356 (File_read::do_read): Make non-const. Reopen descriptor.
3357 (File_read::read): Make non-const.
3358 (File_read::make_view): Reopen descriptor.
3359 (File_read::do_readv): Likewise.
3360 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3361 Update declarations.
3362 * layout.cc: Include "descriptors.h".
3363 (Layout::create_build_id): Use open_descriptor rather than open.
3364 * output.cc: Include "descriptors.h".
3365 (Output_file::open): Use open_descriptor rather than open.
3366 * archive.cc (Archive::const_iterator): Change Archive to be
3368 (Archive::begin, Archive::end): Make non-const.
3369 (Archive::count_members): Likewise.
3370 * archive.h (class Archive): Update declarations.
3371 * object.h (Object::read): Make non-const.
3372 * Makefile.am (CCFILES): Add descriptors.cc.
3373 (HFILES): Add descriptors.h.
3374 * Makefile.in: Rebuild.
3377 * gold.h: Always include <clocale>. Add Solaris workarounds
3378 following code in binutils/sysdep.h.
3381 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3382 this->eh_frame_hdr_ is NULL before using it.
3384 * dynobj.cc (Versions::Versions): Update comment.
3386 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3387 the base version name.
3389 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3390 array size plus one.
3391 (Stringpool_template::set_string_offsets): Subtract one from key
3392 before using it as an array index.
3393 (Stringpool_template::get_offset_with_length): Likewise.
3394 (Stringpool_template::write_to_buffer): Likewise.
3395 * stringpool.h (Stringpool_template::get_offset_from_key):
3398 2008-07-23 Ian Lance Taylor <iant@google.com>
3401 * object.h (Merged_symbol_value::value): Do our best to handle a
3405 * script.cc (Version_script_info::get_versions): Don't add empty
3406 version tag to return value.
3407 (Version_script_info::get_symbol_version_helper): Change return
3408 type to bool. Add pversion parameter. Change all callers.
3409 (script_register_vers_node): Don't require a non-NULL tag.
3410 * script.h (class Version_script_info): Update declarations.
3411 (Version_script_info::get_symbol_version): Change return type to
3412 bool. Add version parameter. Change all callers.
3413 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3414 handling. Handle an empty version from a version script.
3415 (Symbol_table::define_special_symbol): Likewise.
3416 * testsuite/ver_test_10.script: New file.
3417 * testsuite/ver_test_10.sh: New file.
3418 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3419 (check_DATA): Add ver_test_10.syms.
3420 (ver_test_10.syms, ver_test_10.so): New target.
3421 * testsuite/Makefile.in: Rebuild.
3423 2008-07-23 Simon Baldwin <simonb@google.com>
3425 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3426 to zero for undefined symbols from dynamic libraries.
3428 2008-07-23 Ian Lance Taylor <iant@google.com>
3430 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3432 * symtab.h (class Symbol_table): Update declaration.
3433 * testsuite/ver_test_9.cc: New file.
3434 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3435 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3436 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3437 (ver_test_9.so, ver_test_9.o): New targets.
3438 * testsuite/Makefile.in: Rebuild.
3440 2008-07-22 Ian Lance Taylor <iant@google.com>
3442 * options.h (class General_options): Define --check-sections.
3443 * layout.cc (Layout::set_segment_offsets): Handle
3446 * options.h (class General_options): Define -n/--nmagic and
3448 * options.cc (General_options::finalize): For -n/--nmagic or
3449 -N/--omagic, set -static.
3450 * layout.cc (Layout::attach_allocated_section_to_segment): If
3451 -N/--omagic, don't put read-only and read-write sections in
3453 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3454 finding a read-only segment.
3455 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3456 don't set the minimum segment alignment to the common page size,
3457 and don't set the file offset to the address modulo the page size.
3458 * script-sections.cc (Script_sections::create_segments): If
3459 -n/--omagic, don't put read-only and read-write sections in
3462 * cref.cc: New file.
3464 * options.h (class General_options): Add --print-symbol-counts.
3465 * main.cc (main): Issue defined symbol report if requested.
3466 * archive.cc (Archive::interpret_header): Make into a const member
3468 (Archive::add_symbols): Call Input_objects::archive_start and
3470 (Archive::const_iterator): Define new class.
3471 (Archive::begin, Archive::end): New functions.
3472 (Archive::include_all_members): Rewrite to use iterator.
3473 (Archive::count_members): New function.
3474 * archive.h (class Archive): Update declarations.
3475 (Archive::filename): New function.
3476 * object.cc: Include "cref.h".
3477 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3478 (Sized_relobj::do_get_global_symbol_counts): New function.
3479 (Input_objects::add_object): Add object to cross-referencer.
3480 (Input_objects::archive_start): New function.
3481 (Input_objects::archive_stop): New function.
3482 (Input_objects::print_symbol_counts): New function.
3483 * object.h: Declare Cref and Archive.
3484 (Object::get_global_symbol_counts): New function.
3485 (Object::do_get_global_symbol_counts): New pure virtual function.
3486 (class Sized_relobj): Add defined_count_ field. Update
3488 (class Input_objects): Add cref_ field. Update constructor.
3489 Update declarations.
3490 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3492 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3494 (Sized_dynobj::do_get_global_symbol_counts): New function.
3495 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3496 defined_count_. Update declarations. Define Symbols typedef.
3497 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3498 parameter. Change all callers.
3499 (Symbol_table::add_from_dynobj): Add sympointers and defined
3500 parameters. Change all callers.
3501 * symtab.h (class Symbol_table): Update declarations.
3502 * Makefile.am (CCFILES): Add cref.cc.
3503 (HFILES): Add cref.h.
3504 * Makefile.in: Rebuild.
3506 2008-07-22 Simon Baldwin <simonb@google.com>
3508 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3509 to zero when writing undefined symbols.
3511 2008-07-22 Ian Lance Taylor <iant@google.com>
3513 * output.cc (Output_section::add_input_section): Don't try to
3514 merge empty merge sections.
3516 2008-07-21 Craig Silverstein <csilvers@google.com>
3518 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3519 Include symbol version in error message.
3521 2008-07-20 Chris Demetriou <cgd@google.com>
3523 * configure.ac (gold_cv_c_random_seed): New configured variable.
3524 (RANDOM_SEED_CFLAGS): New substituted variable.
3525 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3526 * configure: Rebuild.
3527 * Makefile.in: Likewise.
3528 * testsuite/Makefile.in: Likewise.
3530 2008-07-18 Ian Lance Taylor <iant@google.com>
3532 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3533 where we see NAME/NULL and NAME/VERSION as separate symbols.
3534 * testsuite/ver_test_main.cc (main): Call t4.
3535 (t4, t4_2a): Define.
3536 * testsuite/ver_test_2.cc (t4_2): Define.
3537 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3538 * testsuite/ver_test_4.cc (t4_2a): Define.
3539 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3540 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3542 2008-07-17 Ian Lance Taylor <iant@google.com>
3544 * dynobj.cc (Versions::add_def): If we give an error about a
3545 missing version, go ahead and create the version anyhow.
3547 2008-07-10 Ian Lance Taylor <iant@google.com>
3549 Handle output sections with more than 0x7fffffff bytes.
3550 * object.h (class Relobj): Change map_to_output_ to
3551 output_sections_, and just keep a section pointer. Change all
3552 uses. Move comdat group support to Sized_relobj.
3553 (Relobj::is_section_specially_mapped): Remove.
3554 (Relobj::output_section): Remove poff parameter. Change all
3556 (Relobj::output_section_offset): New function.
3557 (Relobj::set_section_offset): Rewrite.
3558 (Relobj::map_to_output): Remove.
3559 (Relobj::output_sections): New function.
3560 (Relobj::do_output_section_offset): New pure virtual function.
3561 (Relobj::do_set_section_offset): Likewise.
3562 (class Sized_relobj): Add section_offsets_ field. Add comdat
3563 group support from Relobj. Update declarations.
3564 (Sized_relobj::get_output_section_offset): New function.
3565 (Sized_relobj::do_output_section_offset): New function.
3566 (Sized_relobj::do_set_section_offset): New function.
3567 * object.cc (Relobj::output_section_address): Remove.
3568 (Sized_relobj::Sized_relobj): Initialize new fields.
3569 (Sized_relobj::include_section_group): Cast find_kept_object to
3571 (Sized_relobj::include_linkonce_section): Likewise.
3572 (Sized_relobj::do_layout): Use separate arrays for output section
3574 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3576 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3577 output_sections and section_offsets.
3578 (Sized_relobj::write_local_symbols): Likewise.
3579 (map_to_kept_section): Compute output address directly.
3580 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3581 output_sections and section_offsets.
3582 (Sized_relobj::write_sections): Likewise.
3583 (Sized_relobj::relocate_sections): Likewise.
3584 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3585 * output.h (class Output_reloc): Update declarations. Change
3586 u2_.relobj to Sized_relobj*.
3587 (class Output_data_reloc): Change add functions to use
3589 * output.cc (Output_reloc::Output_reloc): Change relobj to
3591 (Output_reloc::local_section_offset): Change return type to
3592 Elf_Addr. Use get_output_section_offset.
3593 (Output_reloc::get_address): Likewise.
3594 (Output_section::is_input_address_mapped): Don't call
3595 is_section_specially_mapped.
3596 (Output_section::output_offset): Likewise.
3597 (Output_section::output_address): Likewise.
3598 (Output_section::starting_output_address): Likewise.
3599 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3600 parameter to Sized_relobj*.
3601 (Copy_relocs::need_copy_reloc): Likewise.
3602 (Copy_relocs::save): Likewise.
3603 * copy-relocs.h (class Copy_relocs): Update declarations.
3604 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3605 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3606 * target-reloc.h (relocate_for_relocatable): Change
3607 offset_in_output_section type to Elf_Addr. Change code that uses
3609 * layout.cc (Layout::layout): Always set *off.
3610 * mapfile.cc (Mapfile::print_input_section): Use
3611 output_section_offset.
3612 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3614 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3615 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3616 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3618 2008-07-03 Ian Lance Taylor <iant@google.com>
3620 * layout.cc (Layout::include_section): Do not discard unrecognized
3621 SHT_STRTAB sections.
3623 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3625 * script.cc (Lex::can_continue_name): Make '?' allowable in
3626 version-script names.
3627 * testsuite/version_script.map: Change glob pattern to use '?'
3629 2008-06-30 Manish Singh <yosh@gimp.org>
3632 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3635 2008-06-30 Ian Lance Taylor <iant@google.com>
3639 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3640 versions]: Don't try to read the value in the contents, since we
3641 don't use it. Use the template endianness when writing.
3643 2008-06-25 Cary Coutant <ccoutant@google.com>
3645 * fileread.cc (File_read::make_view): Assert on zero-length view.
3646 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3647 symbol table when there are no symbols to read.
3649 2008-06-23 Craig Silverstein <csilvers@google.com>
3651 * version.cc (version_string): Bump to 1.7
3653 2008-06-18 Craig Silverstein <csilvers@google.com>
3655 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3656 constant 0xFFFF to type Valtype.
3657 (Powerpc_relocate_functions::rel16_ha): Likewise.
3659 2008-06-17 Ian Lance Taylor <iant@google.com>
3661 * output.h (Output_section::Input_section): Initialize p2align_ to
3662 zero for Output_section_data constructors.
3663 (Output_section::Input_section::addralign): If not an input
3664 section, return the alignment of the Output_section_data.
3665 * testsuite/copy_test.cc: New file.
3666 * testsuite/copy_test_1.cc: New file.
3667 * testsuite/copy_test_2.cc: New file.
3668 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3669 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3670 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3671 (copy_test_1_pic.o, copy_test_1.so): New targets.
3672 (copy_test_2_pic.o, copy_test_2.so): New targets.
3673 * testsuite/Makefile.in: Rebuild.
3675 * script-sections.cc (Script_sections::place_orphan): Initialize
3676 local variable exact.
3678 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3680 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3682 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3683 David S. Miller <davem@davemloft.net>
3685 * powerpc.cc: New file.
3686 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3687 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3688 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3689 * Makefile.in: Rebuild.
3691 2008-06-09 Ian Lance Taylor <iant@google.com>
3693 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3695 (throwing, orig_terminate): New static variables.
3696 (terminate_handler): New static function.
3697 (t2): Set terminate handler.
3699 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3702 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3705 2008-05-30 Cary Coutant <ccoutant@google.com>
3707 * archive.cc (Archive::include_all_members) Correct to step
3708 over symbol table and extended name table in thin archives.
3710 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3713 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3716 2008-05-28 Caleb Howe <cshowe@google.com>
3718 * reduced_debug_output.cc: New file.
3719 * reduced_debug_output.h: New file.
3720 * options.h (class General_options): Add --strip-debug-non-line.
3721 * options.cc (General_options::finalize): Add strip_debug_non_line
3722 to the strip heirarchy.
3723 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3725 * layout.cc: Include "reduced_debug_output.h".
3726 (Layout::Layout): Initialize new fields.
3727 (line_only_debug_sections): New static array.
3728 (is_lines_only_debug_sections): New static inline function.
3729 (Layout::include_section): Handle --strip-debug-non-line.
3730 (Layout::make_output_section): If --strip-debug-non-line, build
3731 new output sections for .debug_abbrev and .debug_info.
3732 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3733 gold. Warn about possible overflow.
3734 (read_signed_LEB_128): Likewise.
3735 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3736 (read_signed_LEB_128): Declare.
3737 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3738 (HFILES): Add reduced_debug_output.h.
3739 * Makefile.in: Rebuild.
3741 2008-05-21 Ian Lance Taylor <iant@google.com>
3743 * mapfile.cc: New file.
3744 * mapfile.h: New file.
3745 * options.h (class General_options): Add -M/--print-map and -Map.
3746 * options.cc (General_options::finalize): Make -M equivalent to
3748 * main.cc: Include <cstdio> and "mapfile.h".
3749 (main): Open mapfile if requested.
3750 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3751 constructor. Change caller.
3752 (queue_initial_tasks): Add mapfile parameter. Change caller.
3753 (queue_middle_tasks): Likewise.
3754 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3756 * archive.cc: Include "mapfile.h".
3757 (Archive::add_symbols): Add mapfile parameter. Change all
3758 callers. Pass mapfile, symbol, and reason to include_member.
3759 (Archive::include_all_members): Add mapfile parameter. Change all
3761 (Archive::include_member): Add mapfile, sym, and why parameters.
3762 Change all callers. Report inclusion to map file.
3763 * archive.h: Include "fileread.h".
3764 (class Archive): Update declarations.
3765 (Archive::file): New const method.
3766 (class Add_archive_symbols): Add mapfile_ field. Update
3767 constructor. Change all callers.
3768 * readsyms.h (class Read_symbols): Likewise.
3769 (class Finish_group): Likewise.
3770 (class Read_script): Likewise.
3771 * common.cc: Include "mapfile.h".
3772 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3774 (Symbol_table::do_allocate_commons): Likewise.
3775 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3776 symbol allocation to mapfile.
3777 * common.h (class Allocate_commons_task): Add mapfile_ field.
3778 Update constructor. Change all callers.
3779 * symtab.h (class Symbol_table): Update declarations.
3780 * layout.cc: Include "mapfile.h".
3781 (Layout_task_runner::run): Print information to mapfile.
3782 (Layout::create_gold_note): Change Output_data_fixed_space to
3783 Output_data_zero_fill.
3784 (Layout::create_build_id): Likewise.
3785 (Layout::print_to_mapfile): New function.
3786 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3787 constructor. Change caller.
3788 (class Layout): Declare print_to_mapfile.
3789 * output.cc (Output_section::Input_section::print_to_mapfile): New
3791 (Output_section::add_input_section): If producing a map, always
3792 add to input_sections_ list.
3793 (Output_section::do_print_to_mapfile): New function.
3794 (Output_segment::print_sections_to_mapfile): New function.
3795 (Output_segment::print_section_list_to_mapfile): New function.
3796 * output.h: Include "mapfile.h".
3797 (Output_data::print_to_mapfile): New function.
3798 (Output_data::do_print_to_mapfile): New virtual function.
3799 (Output_segment_headers::do_print_to_mapfile): New function.
3800 (Output_file_header::do_print_to_mapfile): New function.
3801 (Output_data_const::do_print_to_mapfile): New function.
3802 (class Output_data_const_buffer): Add map_name_ field. Update
3803 constructor. Change all callers. Add do_print_to_mapfile
3805 (class Output_data_fixed_space): Likewise.
3806 (class Output_data_space): Likewise.
3807 (class Output_data_zero_fill): New class.
3808 (Output_data_strtab::do_print_to_mapfile): New function.
3809 (Output_data_reloc_base::do_print_to_mapfile): New function.
3810 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3811 (Output_data_group::do_print_to_mapfile): New function.
3812 (Output_data_got::do_print_to_mapfile): New function.
3813 (Output_data_dynamic::do_print_to_mapfile): New function.
3814 (Output_symtab_xindex::do_print_to_mapfile): New function.
3815 (class Output_section): Declare do_print_to_mapflie. Declare
3816 print_to_mapfile in Input_section.
3817 (class Output_segment): Declare new functions.
3818 * object.h (Sized_relobj::symbol_count): New function.
3819 * script-sections.cc
3820 (Output_section_element_dot_assignment::set_section_addresses):
3821 Change Output_data_fixed_space to Output_data_zero_fill.
3822 (Output_data_expression::do_print_to_mapfile): New function.
3823 * script.cc (read_input_script): Add mapfile parameter. Change
3825 * script.h (read_input_script): Update declaration.
3826 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3827 (Eh_frame::do_print_to_mapfile): New function.
3828 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3829 (Output_merge_string::do_print_to_mapfile): New function.
3830 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3832 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3834 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3836 * Makefile.am (CCFILES): Add mapfile.cc.
3837 (HFILES): Add mapfile.h.
3838 * Makefile.in: Rebuild.
3840 2008-05-19 Ian Lance Taylor <iant@google.com>
3842 * options.h (class General_options): Add -z relro.
3843 * layout.cc (Layout::Layout): Initialize relro_segment_.
3844 (Layout::add_output_section_data): Return the output section.
3845 (Layout::make_output_section): Rcognize relro sections and mark
3847 (Layout::attach_allocated_section_to_segment): Put relro sections
3848 in a PT_GNU_RELRO segment.
3849 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3851 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3853 (Layout::linkonce_mapping): Map d.rel.ro.local to
3855 (Layout::output_section_name): Us .data.rel.ro.local for any
3856 section which begins with that.
3857 * layout.h (class Layout): Update add_output_section_data
3858 declaration. Add relro_segment_ field.
3859 * output.cc (Output_section::Output_section): Initialize is_relro_
3860 and is_relro_local_ fields.
3861 (Output_segment::add_output_section): Group relro sections.
3862 (Output_segment::is_first_section_relro): New function.
3863 (Output_segment::maximum_alignment): If there is a relro section,
3864 align the segment to the common page size.
3865 (Output_segment::set_section_addresses): Track whether we are
3866 looking at relro sections. If the last section is a relro
3867 section, align to the common page size.
3868 (Output_segment::set_section_list_addresses): Add in_relro
3869 parameter. Change all callers. Align to the page size when
3870 moving from relro to non-relro section.
3871 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3873 * output.h (class Output_section): Add is_relro_ and
3874 is_relro_local_ fields.
3875 (Output_section::is_relro): New function.
3876 (Output_section::set_is_relro): New function.
3877 (Output_section::is_relro_local): New function.
3878 (Output_section::set_is_relro_local): New function.
3879 (class Output_segment): Update declarations.
3880 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3881 * sparc.cc (Target_sparc::got_section): Likewise.
3882 * x86_64.cc (Target_x86_64::got_section): Likewise.
3883 * testsuite/relro_test_main.cc: New file.
3884 * testsuite/relro_test.cc: New file.
3885 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3886 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3887 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3888 (relro_test.so, relro_test_pic.o): New targets.
3889 * testsuite/Makefile.in: Rebuild.
3891 2008-05-16 Ian Lance Taylor <iant@google.com>
3893 * output.cc (Output_segment::add_output_section): Remove front
3895 * output.h (class Output_segment): Remove
3896 add_initial_output_section and overloaded add_output_section.
3897 Update declaration of remaining add_output_section.
3898 * layout.cc (Layout::create_interp): Call add_output_section
3899 rather than add_initial_output_section.
3900 (Layout::finish_dynamic_section): Likewise.
3902 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3903 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3904 know the dynamic type.
3905 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3906 field. Initialize it in constructor.
3907 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3908 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3909 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3912 * output.cc (Output_reloc::get_address): Change return type to
3914 * output.h (class Output_reloc): Update get_address declaration.
3915 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3916 for section addresses.
3918 2008-05-09 Ian Lance Taylor <iant@google.com>
3921 * gold.cc (gold_nomem): Use return value of write.
3923 2008-05-08 Ian Lance Taylor <iant@google.com>
3925 * symtab.c (Symbol::init_base_output_data): Add version
3926 parameter. Change all callers.
3927 (Symbol::init_base_output_segment): Likewise.
3928 (Symbol::init_base_constant): Likewise.
3929 (Symbol::init_base_undefined): Likewise.
3930 (Sized_symbol::init_output_data): Likewise.
3931 (Sized_symbol::init_output_segment): Likewise.
3932 (Sized_symbol::init_constant): Likewise.
3933 (Sized_symbol::init_undefined): Likewise.
3934 (Symbol_table::do_define_in_output_data): If the new symbol has a
3935 version, mark it as the default.
3936 (Symbol_table::do_define_in_output_segment): Likewise.
3937 (Symbol_table::do_define_as_constant): Likewise.
3938 * symtab.h (class Symbol): Update declarations.
3939 (class Sized_symbol): Likewise.
3940 * resolve.cc (Symbol::override_version): New function.
3941 (Symbol::override_base): Call override_version.
3942 (Symbol::override_base_with_special): Likewise.
3943 * testsuite/ver_script_8.script: New file.
3944 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3945 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3946 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3947 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3949 2008-05-06 Ian Lance Taylor <iant@google.com>
3952 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3954 (class General_options): Remove existing --undefined, and add
3955 --no-undefined instead. Add new --undefined as synonym for -u.
3956 * archive.cc (Archive::add_symbols): Check whether symbol was
3958 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3959 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3960 all uses. Add IS_UNDEFINED. Update declarations to split
3961 different versions of init_base. Declare init_base_undefined.
3962 (Symbol::is_defined): Handle IS_UNDEFINED.
3963 (Symbol::is_undefined): Likewise.
3964 (Symbol::is_weak_undefined): Call is_undefined.
3965 (Symbol::is_absolute): Handle IS_CONSTANT.
3966 (class Sized_symbol): Update declarations to split different
3967 versions of init. Declare init_undefined.
3968 (class Symbol_table): Declare new functions.
3969 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3971 (Symbol::init_base_output_data): Likewise.
3972 (Symbol::init_base_output_segment): Likewise.
3973 (Symbol::init_base_constant): Likewise.
3974 (Symbol::init_base_undefined): New function.
3975 (Sized_symbol::init_object): Rename from init. Change all
3977 (Sized_symbol::init_output_data): Likewise.
3978 (Sized_symbol::init_output_segment): Likewise.
3979 (Sized_symbol::init_constant): Likewise.
3980 (Sized_symbol::init_undefined): New function.
3981 (Symbol_table::add_undefined_symbols_from_command_line): New
3983 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3985 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3986 (Symbol::output_section): Likewise.
3987 (Symbol::set_output_section): Likewise.
3988 (Symbol_table::sized_finalize_symbol): Likewise.
3989 (Symbol_table::sized_write_globals): Likewise.
3990 * resolve.cc (Symbol_table::should_override): Likewise.
3991 (Symbol::override_base_with_special): Likewise.
3993 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3994 symbol, change it to have default visibility.
3995 * testsuite/protected_1.cc: New file.
3996 * testsuite/protected_2.cc: New file.
3997 * testsuite/protected_3.cc: New file.
3998 * testsuite/protected_main_1.cc: New file.
3999 * testsuite/protected_main_2.cc: New file.
4000 * testsuite/protected_main_3.cc: New file.
4001 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4002 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4003 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4004 (protected_1.so): New target.
4005 (protected_1_pic.o, protected_2_pic.o): New targets.
4006 (protected_3_pic.o): New target.
4007 (check_PROGRAMS): Add protected_2.
4008 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4009 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4010 * testsuite/Makefile.in: Rebuild.
4012 * options.h (DEFINE_var): Add set_user_set_##varname__.
4013 (DEFINE_bool_alias): New macro.
4014 (class General_options): Define -Bstatic using DEFINE_bool_alias
4015 rather than DEFINE_special. Add --undefined as an alias for -z
4017 * options.cc (General_options::parse_Bstatic): Remove.
4019 * options.h (class General_options): Add --fatal-warnings.
4020 * main.cc (main): Implement --fatal-warnings.
4021 * errors.h (Errors::warning_count): New function.
4023 * options.h (class General_options): Add -Bsymbolic-functions.
4024 * symtab.h (Symbol::is_preemptible): Check for
4025 -Bsymbolic-functions.
4027 2008-05-05 Ian Lance Taylor <iant@google.com>
4029 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4030 as noVARNAME rather than no-VARNAME.
4031 (class General_options): Add option -z combreloc.
4032 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4034 (Output_reloc::sort_before) [SHT_REL]: New function.
4035 (Output_reloc::sort_before) [SHT_RELA]: New function.
4036 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4037 Sort_relocs_comparison.
4038 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4039 parameter. Change all callers.
4040 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4041 sort_relocs parameter. Change all callers.
4042 * output.cc (Output_reloc::get_address): New function, broken out
4044 (Output_reloc::write_rel): Call it.
4045 (Output_reloc::compare): New function.
4046 (Output_data_reloc_base::do_write): Optionally sort relocs.
4048 * configure.ac: If targ_extra_obj is set, link it in.
4049 * configure.tgt: Initialize all variables.
4050 (x86_64*): Set targ_extra_obj and targ_extra_size.
4051 * configure: Rebuild.
4053 * object.cc (Sized_relobj::include_section_group): Adjust section
4054 indexes read from group data. Build vector to pass to
4056 * layout.cc (Layout::layout_group): Add flags and shndxes
4057 parameters. Remove contents parameter. Change caller. Update
4058 explicit instantiations.
4059 * layout.h (class Layout): Update layout_group declaration.
4060 * output.cc (Output_data_group::Output_data_group): Add flags and
4061 input_shndxes parameters. Remove contents parameter. Change
4063 (Output_data_group::do_write): Change input_sections_ to
4065 * output.h (class Output_data_group): Update constructor
4066 declaration. Rename input_sections_ to input_shndxes_.
4067 * testsuite/many_sections_test.cc: Add template.
4069 2008-04-30 Cary Coutant <ccoutant@google.com>
4071 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4073 * layout.cc (Layout::include_section): Refactored check for debug
4075 (Layout::add_comdat): Add new parameters. Change type
4076 of signature parameter. Add object and shndx to signatures table.
4077 (Layout::find_kept_object): New function.
4078 * layout.h: Include <cstring>.
4079 (Layout::is_debug_info_section): New function.
4080 (Layout::add_comdat): Add new parameters.
4081 (Layout::find_kept_object): New function.
4082 (Layout::Kept_section): New struct.
4083 (Layout::Signatures): Change type of map range.
4084 * object.cc (Relobj::output_section_address): New function.
4085 (Sized_relobj::include_section_group): Add new parameters. Change
4086 calls to Layout::add_comdat. Change to build table of kept comdat
4087 groups and table mapping discarded sections to kept sections.
4088 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4089 (Sized_relobj::do_layout): Change calls to include_section_group and
4090 include_linkonce_section.
4091 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4092 value to zero when section is discarded.
4093 (Sized_relobj::map_to_kept_section): New function.
4094 * object.h (Relobj::output_section_address): New function.
4095 (Relobj::Comdat_group): New type.
4096 (Relobj::find_comdat_group): New function.
4097 (Relobj::Comdat_group_table): New type.
4098 (Relobj::Kept_comdat_section): New type.
4099 (Relobj::Kept_comdat_section_table): New type.
4100 (Relobj::add_comdat_group): New function.
4101 (Relobj::set_kept_comdat_section): New function.
4102 (Relobj::get_kept_comdat_section): New function.
4103 (Relobj::comdat_groups_): New field.
4104 (Relobj::kept_comdat_sections_): New field.
4105 (Symbol_value::input_value): Update comment.
4106 (Sized_relobj::map_to_kept_section) New function.
4107 (Sized_relobj::include_linkonce_section): Add new parameter.
4108 * target-reloc.h (Comdat_behavior): New type.
4109 (get_comdat_behavior): New function.
4110 (relocate_section): Add code to map a discarded section to the
4111 corresponding kept section when applying a relocation.
4113 2008-04-30 Craig Silverstein <csilvers@google.com>
4115 * dwarf_reader.cc (next_generation_count): New static var.
4116 (Addr2line_cache_entry): New struct.
4117 (addr2line_cache): New static var.
4118 (Dwarf_line_info::one_addr2line): Added caching.
4119 (Dwarf_line_info::clear_addr2line_cache): New function.
4120 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4121 cache-size parameter.
4122 (Dwarf_line_info::one_addr2line_cache): New function.
4123 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4124 new cache-size argument to one_addr2line(), and clear cache.
4126 2008-04-28 Cary Coutant <ccoutant@google.com>
4128 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4129 R_386_PC8 relocations.
4131 2008-04-23 Ian Lance Taylor <iant@google.com>
4133 * object.cc (Sized_relobj::include_section_group): Check for
4134 invalid section group.
4136 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4139 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4140 than read for file header.
4141 * archive.cc (Archive::include_member): Likewise.
4143 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4145 * aclocal.m4: Regenerate.
4146 * configure: Regenerate.
4148 2008-04-19 Ian Lance Taylor <iant@google.com>
4150 * version.cc (version_string): Bump to 1.6.
4152 * testsuite/Makefile.am (many_sections_r_test): New target.
4153 (many_sections_r_test_SOURCES): Remove.
4154 (many_sections_r_test_DEPENDENCIES): Remove.
4155 (many_sections_r_test_LDFLAGS): Remove.
4156 (many_sections_r_test_LDADD): Remove.
4158 * object.cc (Sized_relobj::do_add_symbols): Always pass
4159 local_symbol_count_ to add_from_relobj.
4161 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4162 every thousand variables.
4163 * testsuite/Makefile.in: Rebuild.
4165 * object.cc (Xindex::initialize_symtab_xindex): New function.
4166 (Xindex::read_symtab_xindex): New function.
4167 (Xindex::sym_xindex_to_shndx): New function.
4168 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4170 (Sized_relobj::do_initialize_xindex): New function.
4171 (Sized_relobj::do_read_symbols): Adjust section links.
4172 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4173 parameter. Change all callers.
4174 (Sized_relobj::include_section_group): Adjust section links and
4175 symbol section indexes.
4176 (Sized_relobj::do_layout): Adjust section links.
4177 (Sized_relobj::do_count_local_symbols): Adjust section links and
4178 symbol section indexes.
4179 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4180 ordinary and special symbols.
4181 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4182 dynsym_xindex parameters. Change all callers. Adjust section
4183 links. Use SHN_XINDEX when needed.
4184 (Sized_relobj::get_symbol_location_info): Adjust section links.
4185 Don't get fooled by special symbols.
4186 * object.h (class Xindex): Define.
4187 (class Object): Add xindex_ parameter. Declare virtual functoin
4188 do_initialize_xindex.
4189 (Object::adjust_sym_shndx): New function.
4190 (Object::set_xindex): New protected function.
4191 (class Symbol_value): Add is_ordinary_shndx_ field.
4192 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4193 (Symbol_value::value): Assert ordinary section.
4194 (Symbol_value::initialize_input_to_output_map): Likewise.
4195 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4197 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4199 (class Sized_relobj): Update declarations.
4200 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4201 parameter. Change all callers.
4202 (Sized_relobj::adjust_shndx): New function.
4203 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4205 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4206 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4207 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4208 (Sized_dynobj::read_dynsym_section): Adjust section links.
4209 (Sized_dynobj::read_dynamic): Likewise.
4210 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4212 (Sized_dynobj::do_initialize_xindex): New function.
4213 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4214 do_initialize_xindex.
4215 (Sized_dynobj::adjust_shndx): New function.
4216 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4217 dynsym_xindex_ fields.
4218 (Layout::finalize): Add a call to set_section_indexes before
4219 creating the symtab sections.
4220 (Layout::set_section_indexes): Don't do anything if the section
4221 already has a section index.
4222 (Layout::create_symtab_sections): Add shnum parameter. Change
4223 caller. Create .symtab_shndx section if needed.
4224 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4226 (Layout::allocated_output_section_count): New function.
4227 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4229 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4230 fields. Update declarations.
4231 (Layout::symtab_xindex): New function.
4232 (Layout::dynsym_xindex): New function.
4233 (class Write_symbols_task): Add layout_ field.
4234 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4236 * output.cc (Output_section_headers::Output_section_headers): Add
4237 shstrtab_section parameter. Change all callers.
4238 (Output_section_headers::do_sized_write): Store overflow values
4239 for section count and section string table section index in
4240 section header zero.
4241 (Output_file_header::do_sized_write): Check for overflow of
4242 section count and section string table section index.
4243 (Output_symtab_xindex::do_write): New function.
4244 (Output_symtab_xindex::endian_do_write): New function.
4245 * output.h (class Output_section_headers): Add shstrtab_section_.
4246 Update declarations.
4247 (class Output_symtab_xindex): Define.
4248 (Output_section::has_out_shndx): New function.
4249 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4251 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4253 (Sized_symbol::init): Likewise.
4254 (Symbol::output_section): Check for ordinary symbol.
4255 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4256 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4258 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4259 Change all callers. Simplify handling of symbols from sections
4260 not included in the link.
4261 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4263 (Weak_alias_sorter::operator()): Assert that symbols are
4265 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4267 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4268 parameters. Change all callers.
4269 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4270 symbol distinction. Use SHN_XINDEX when needed.
4271 (Symbol_table::write_section_symbol): Add symtab_xindex
4272 parameter. Change all callers.
4273 (Symbol_table::sized_write_section_symbol): Likewise. Use
4274 SHN_XINDEX when needed.
4275 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4277 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4278 (Symbol::is_defined): Check is_ordinary.
4279 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4280 (Symbol::is_absolute, Symbol::is_common): Likewise.
4281 (class Sized_symbol): Update declarations.
4282 (class Symbol_table): Update declarations.
4283 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4284 parameters. Change all callers.
4285 (Sized_symbol::override): Likewise.
4286 (Symbol_table::override): Likewise.
4287 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4288 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4289 is_ordinary, and orig_st_shndx parameters. Change all callers.
4290 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4291 to be in an ordinary section.
4292 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4293 object and is_ordinary parameters. Change all callers.
4294 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4295 Change all callers. Don't add undefined or non-ordinary symbols
4297 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4299 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4301 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4302 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4303 (Sized_relobj::relocate_sections): Likewise.
4304 * target-reloc.h (scan_relocs): Adjust section symbol index.
4305 (scan_relocatable_relocs): Likewise.
4306 * i386.cc (Scan::local): Check for ordinary symbols.
4307 * sparc.cc (Scan::local): Likewise.
4308 * x86_64.cc (Scan::local): Likewise.
4309 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4310 to symbol_section_and_value.
4311 * testsuite/many_sections_test.cc: New file.
4312 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4313 (check_PROGRAMS): Add many_sections_test.
4314 (many_sections_test_SOURCES): Define.
4315 (many_sections_test_DEPENDENCIES): Define.
4316 (many_sections_test_LDFLAGS): Define.
4317 (BUILT_SOURCES): Add many_sections_define.h.
4318 (many_sections_define.h): New target.
4319 (BUILT_SOURCES): Add many_sections_check.h.
4320 (many_sections_check.h): New target.
4321 (check_PROGRAMS): Add many_sections_r_test.
4322 (many_sections_r_test_SOURCES): Define.
4323 (many_sections_r_test_DEPENDENCIES): Define.
4324 (many_sections_r_test_LDFLAGS): Define.
4325 (many_sections_r_test_LDADD): Define.
4326 (many_sections_r_test.o): New target.
4327 * testsuite/Makefile.in: Rebuild.
4329 2008-04-17 Cary Coutant <ccoutant@google.com>
4331 * errors.cc (Errors::info): New function.
4332 (gold_info): New function.
4333 * errors.h (Errors::info): New function.
4334 * gold.h (gold_info): New function.
4335 * object.cc (Input_objects::add_object): Print trace output.
4336 * options.cc (options::parse_set): New function.
4337 (General_options::parse_wrap): Deleted.
4338 (General_options::General_options): Deleted initializer.
4339 * options.h (options::String_set): New typedef.
4340 (options::parse_set): New function.
4341 (DEFINE_set): New macro.
4342 (General_options::wrap): Changed to use DEFINE_set. Changed
4343 callers of any_wrap_symbols and is_wrap_symbol.
4344 (General_options::trace, General_options::trace_symbol):
4346 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4347 (General_options::wrap_symbols_): Deleted.
4348 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4350 2008-04-17 David S. Miller <davem@davemloft.net>
4352 * options.cc (General_options::parse_V): New function.
4353 * options.h: Add entries for -V and -Qy.
4355 2008-04-17 Ian Lance Taylor <iant@google.com>
4357 * common.cc (Symbol_table::allocate_commons): Remove options
4358 parameter. Change caller.
4359 (Symbol_table::do_allocate_commons): Remove options parameter.
4360 Change caller. Just call do_allocate_commons_list twice.
4361 (Symbol_table::do_allocate_commons_list): New function, broken out
4362 of do_allocate_commons.
4363 * common.h (class Allocate_commons_task): Remove options_ field.
4365 * symtab.cc (Symbol_table::Symbol_table): Initialize
4367 (Symbol_table::add_from_object): Put TLS common symbols on
4369 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4370 which are IN_OUTPUT_DATA.
4371 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4372 allocate_commons and do_allocate_commons declarations. Declare
4373 do_allocate_commons_list.
4374 * gold.cc (queue_middle_tasks): Update creation of
4375 Allocate_commons_task to not pass options.
4376 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4377 (TLS_TEST_C_FLAGS): New variable.
4378 (tls_test_c_pic.o): New target.
4379 (tls_test_shared.so): Link in tls_test_c_pic.o.
4380 (tls_test_c_pic_ie.o): New target.
4381 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4382 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4383 (tls_test_c.o): New target.
4384 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4385 (tls_pic_test_LDADD): Likewise.
4386 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4387 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4388 (tls_test_c_gnu2.o): New target.
4389 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4391 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4392 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4393 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4394 * testsuite/tls_test.cc: Include "config.h".
4395 (t_last): Call t11_last.
4396 * testsuite/tls_test.h (t11, t11_last): Declare.
4397 * testsuite/tls_test_c.c: New file.
4398 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4399 * configure.ac: Check for OpenMP support.
4400 * configure, config.in, Makefile.in: Rebuild.
4401 * testsuite/Makefile.in: Rebuild.
4403 2008-04-16 Cary Coutant <ccoutant@google.com>
4405 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4406 (Target_i386::tls_base_symbol_defined_): New field.
4407 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4408 (Target_i386::Scan::global): Likewise.
4409 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4410 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4411 (Target_x86_64::tls_base_symbol_defined_): New field.
4412 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4413 (Target_x86_64::Scan::global): Likewise.
4415 2008-04-16 Cary Coutant <ccoutant@google.com>
4417 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4418 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4419 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4420 building shared libraries.
4421 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4422 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4423 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4424 * testsuite/Makefile.in: Rebuild.
4425 * testsuite/weak_undef.h: New file.
4426 * testsuite/weak_undef_file1.cc: Add extra test cases.
4427 * testsuite/weak_undef_file2.cc: Likewise.
4428 * testsuite/weak_undef_test.cc: Likewise.
4430 2008-04-16 David S. Miller <davem@davemloft.net>
4432 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4433 Add issued_non_pic_error_ field. Declare check_non_pic.
4434 (Target_sparc::Scan::check_non_pic): New function.
4435 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4436 (Target_sparc::Scan::global): Likewise.
4438 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4439 * configure: Rebuild.
4441 * options.h (DEFINE_enable): New macro.
4442 (new_dtags): New enable option.
4443 (initfirst, interpose, loadfltr, nodefaultlib,
4444 nodelete, nodlopen, nodump): New -z options.
4445 * layout.cc (Layout:finish_dynamic_section): If new
4446 dtags enabled, emit DT_RUNPATH. Also, emit a
4447 DT_FLAGS_1 containing any specified -z flags.
4449 2008-04-16 Ian Lance Taylor <iant@google.com>
4451 * copy-relocs.cc: New file.
4452 * copy-relocs.h: New file.
4453 * reloc.cc: Remove Copy_relocs code.
4454 * reloc.h: Likewise.
4455 * reloc-types.h (struct Reloc_types) [both versions]: Add
4456 get_reloc_addend_noerror.
4457 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4458 variants of add_global which take an addend which must be zero.
4459 * i386.cc: Include "copy-relocs.h".
4460 (class Target_i386): Change type of copy_relocs_ to variable,
4462 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4464 (Target_i386::do_finalize_sections): Change handling of
4466 * sparc.cc: Include "copy-relocs.h".
4467 (class Target_sparc): Change type of copy_relocs_ to variable,
4469 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4471 (Target_sparc::do_finalize_sections): Change handling of
4473 * x86_64.cc: Include "copy-relocs.h".
4474 (class Target_x86_64): Change type of copy_relocs_ to variable,
4476 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4477 class. Change all callers.
4478 (Target_x86_64::do_finalize_sections): Change handling of
4480 * Makefile.am (CCFILES): Add copy-relocs.cc.
4481 (HFILES): Add copy-relocs.h.
4483 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4485 * testsuite/script_test_4.sh: Permit leading zeroes.
4487 2008-04-15 Ian Lance Taylor <iant@google.com>
4489 * script-sections.cc (Script_sections::create_segments): Use
4490 header_size_adjustment even when there is enough room for the
4492 * testsuite/script_test_4.sh: New file.
4493 * testsuite/script_test_4.t: New file.
4494 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4495 (check_DATA): Add script_test_4.stdout.
4496 (MOSTLYCLEANFILES): Likewise.
4497 (script_test_4): New target.
4498 (script_test_4.stdout): New target.
4499 * testsuite/Makefile.in: Rebuild.
4501 * sparc.cc: Add definitions for Output_data_plt_sparc class
4504 2008-04-14 David S. Miller <davem@davemloft.net>
4506 * sparc.cc: New file.
4507 * Makefile.am (TARGETSOURCES): Add sparc.cc
4508 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4509 * configure.tgt: Document targ_extra_size and
4510 targ_extra_big_endian. Add entries for sparc-* and
4512 * configure.ac: Handle targ_extra_size and
4513 targ_extra_big_endian.
4514 * Makefile.in: Rebuild.
4515 * configure: Likewise.
4516 * po/POTFILES.in: Likewise.
4517 * po/gold.pot: Likewise.
4519 2008-04-14 Ian Lance Taylor <iant@google.com>
4521 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4522 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4523 in the name/type/flags to section mapping. Don't call
4524 allocate_output_section.
4525 (Layout::choose_output_section): Change parameter from adjust_name
4526 to is_input_section. Don't permit input sections after sections
4527 are attached to segments. Don't call allocate_output_section.
4528 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4529 not write_enable_output_section.
4530 (Layout::make_output_section): Don't push to
4531 unattached_section_list_ nor call attach_to_segment. Call
4532 attach_section_to_segment if sections are attached.
4533 (Layout::attach_sections_to_segments): New function.
4534 (Layout::attach_section_to_segment): New function.
4535 (Layout::attach_allocated_section_to_segment): Rename from
4536 attach_to_segment. Remove flags parameter.
4537 (Layout::allocate_output_section): Remove function.
4538 (Layout::write_enable_output_section): Remove function.
4539 * layout.h (class Layout): Update for above changes. Add new
4540 field sections_are_attached_.
4541 * output.h (Output_section::update_flags_for_input_section): New
4543 * output.cc (Output_section::add_input_section): Call
4544 update_flags_for_input_section.
4545 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4547 2008-04-11 Cary Coutant <ccoutant@google.com>
4549 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4550 thought unnecessary.
4551 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4553 2008-04-11 Ian Lance Taylor <iant@google.com>
4555 * output.h (class Output_section_data): Remove inline definition
4557 * output.cc (Output_section_data::set_addralign): New function.
4559 2008-04-11 Cary Coutant <ccoutant@google.com>
4561 Add support for TLS descriptors for i386 and x86_64.
4562 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4563 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4564 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4566 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4567 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4568 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4570 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4571 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4572 Fix problem with initial-exec relocations.
4573 (Target_i386::Relocate::relocate_tls): Likewise.
4574 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4576 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4577 support for section-plus-offset dynamic table entries.
4578 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4579 (Output_data_dynamic::Dynamic_entry): Add support for
4580 section-plus-offset dynamic table entries.
4581 (Output_data_dynamic::Classification): Likewise.
4582 (Output_data_dynamic::classification_): Renamed offset_.
4583 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4584 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4585 (Target_x86_64::make_plt_section): New function.
4586 (Target_x86_64::reserve_tlsdesc_entries): New function.
4587 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4588 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4589 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4590 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4591 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4592 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4593 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4594 add extra PLT entry for TLS descriptors.
4595 (Output_data_plt_x86_64::got_): New field.
4596 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4597 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4599 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4601 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4602 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4603 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4604 R_386_TLS_DESC_CALL relocations.
4605 (Target_x86_64::Scan::global): Likewise.
4606 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4607 for TLS descriptors.
4608 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4609 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4610 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4611 GD-to-IE relaxation.
4612 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4613 and TLS_DESCRIPTORS.
4614 * Makefile.in: Rebuild.
4615 * configure: Rebuild.
4616 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4617 (tls_test_shared2.so): New target.
4618 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4619 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4620 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4621 (tls_shared_gd_to_ie_test_LDADD): New variable.
4622 (tls_shared_gnu2_gd_to_ie_test): New target.
4623 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4625 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4626 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4627 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4628 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4629 (tls_shared_gnu2_test): New target.
4630 (tls_test_gnu2_shared.so): New target.
4631 (tls_shared_gnu2_test_SOURCES): New variable.
4632 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4633 (tls_shared_gnu2_test_LDFLAGS): New variable.
4634 (tls_shared_gnu2_test_LDADD): New variable.
4635 * testsuite/Makefile.in: Rebuild.
4636 * testsuite/Makefile.
4638 2008-04-11 Ian Lance Taylor <iant@google.com>
4640 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4642 * testsuite/Makefile.in: Rebuild.
4644 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4646 * testsuite/script_test_2.cc (main): Adjust test.
4648 2008-04-11 David S. Miller <davem@davemloft.net>
4649 Ian Lance Taylor <iant@google.com>
4651 * options.h (General_options): Add entries for '-Y' and
4653 * options.cc (General_options:finalize): If -Y was used, add those
4654 entries to the library path instead of the default "/lib" and
4657 2008-04-11 David S. Miller <davem@davemloft.net>
4659 * testsuite/justsyms.t: Start at 0x100.
4660 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4661 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4663 * testsuite/script_test_2.cc: Adjust string and section length
4666 2008-04-09 Ian Lance Taylor <iant@google.com>
4669 * script-sections.cc (Sections_element::allocate_to_segment): Add
4671 (Output_section_definition::allocate_to_segment): Likewise.
4672 (Orphan_output_section::allocate_to_segment): Likewise.
4673 (Script_sections::attach_sections_using_phdrs_clause): Don't
4674 propagate non-PT_LOAD segments to orphan sections.
4675 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4676 readelf rather than objdump.
4677 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4678 .interp section and PT_INTERP segment are the same size.
4679 * testsuite/Makefile.in: Rebuild.
4681 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4682 aliases for symbols defined in the same object.
4683 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4684 (weak_alias_test_SOURCES): New variable.
4685 (weak_alias_test_DEPENDENCIES): New variable.
4686 (weak_alias_test_LDFLAGS): New variable.
4687 (weak_alias_test_LDADD): New variable.
4688 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4689 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4690 (weak_alias_test_3.o): New target.
4691 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4692 * testsuite/weak_alias_test_main.cc: New file.
4693 * testsuite/weak_alias_test_1.cc: New file.
4694 * testsuite/weak_alias_test_2.cc: New file.
4695 * testsuite/weak_alias_test_3.cc: New file.
4697 2008-04-08 Ian Lance Taylor <iant@google.com>
4699 * options.h (class General_options): Add --noinhibit-exec option.
4700 * main.cc (main): Check --noinhibit-exec.
4702 * options.h (class General_options): Define --wrap as a special
4703 option. Add wrap_symbols_ field.
4704 (General_options::any_wrap_symbols): New function.
4705 (General_options::is_wrap_symbol): New function.
4706 * options.cc (General_options::parse_wrap): New function.
4707 (General_options::General_options): Initialize wrap_symbols_.
4708 * symtab.cc (Symbol_table::wrap_symbol): New function.
4709 (Symbol_table::add_from_object): Handle --wrap.
4710 * symtab.h (class Symbol_table): Declare wrap_symbol.
4711 * target.h (Target::wrap_char): New function.
4712 (Target::Target_info): Add wrap_char field.
4713 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4714 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4715 * testsuite/testfile.cc (Target_test::test_target_info):
4718 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4721 * layout.h (class Layout): Add added_eh_frame_data_ field.
4722 * layout.cc (Layout::Layout): Initialize new field.
4723 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4724 output section until we find a section we merged successfully.
4725 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4726 that the size be non-zero.
4728 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4731 2008-04-08 Craig Silverstein <csilvers@google.com>
4733 * configure.ac: Export new conditional variable HAVE_ZLIB.
4734 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4736 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4737 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4739 2008-04-07 Ian Lance Taylor <iant@google.com>
4741 * version.cc (version_string): Set to "1.5".
4743 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4744 Add issued_non_pic_error_ field. Declare check_non_pic.
4745 (Target_x86_64::Scan::check_non_pic): New function.
4746 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4747 (Target_x86_64::Scan::global): Likewise.
4749 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4750 addend parameter. Change caller. Handle merge sections.
4751 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4752 Address to Addend. Don't add in the result of
4753 local_section_offset, pass down the addend and use the returned
4755 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4756 Update declarations of local_section_offset and symbol_value.
4757 * testsuite/two_file_test_1.cc (t18): New function.
4758 * testsuite/two_file_test_2.cc (f18): New function.
4759 * testsuite/two_file_test_main.cc (main): Call t18.
4760 * testsuite/two_file_test.h (t18, f18): Declare.
4762 * configure.ac: Don't test for objdump, c++filt, or readelf.
4763 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4765 (TEST_READELF): New variable.
4766 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4767 (check_PROGRAMS): Add two_file_strip_test.
4768 (two_file_strip_test): New target.
4769 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4770 (two_file_same_shared_strip_test_SOURCES): New variable.
4771 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4772 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4773 (two_file_same_shared_strip_test_LDADD): New variable.
4774 (two_file_shared_strip.so): New target.
4775 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4776 (ver_test_5.syms, ver_test_7.syms): Likewise.
4777 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4778 (strip_test_3.stdout): Use TEST_OBJDUMP.
4779 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4781 2008-04-04 Cary Coutant <ccoutant@google.com>
4783 * symtab.h (Symbol::is_weak_undefined): New function.
4784 (Symbol::is_strong_undefined): New function.
4785 (Symbol::is_absolute): New function.
4786 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4787 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4789 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4790 (weak_undef_test): New target.
4791 * testsuite/Makefile.in: Rebuild.
4792 * testsuite/weak_undef_file1.cc: New file.
4793 * testsuite/weak_undef_file2.cc: New file.
4794 * testsuite/weak_undef_test.cc: New file.
4796 2008-04-03 Craig Silverstein <csilvers@google.com>
4798 * compressed_output.h (class Output_compressed_section): Use
4800 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4802 (zlib_compressed_suffix): Removed.
4803 (Output_compressed_section::set_final_data_size): Use unsigned
4805 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4806 Fix linker invocation.
4807 (flagstest_o_specialfile_and_compress_debug_sections):
4809 * testsuite/Makefile.in: Regenerated.
4811 2008-04-02 David S. Miller <davem@davemloft.net>
4813 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4814 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4816 2008-04-02 Craig Silverstein <csilvers@google.com>
4820 2008-04-02 Ian Lance Taylor <iant@google.com>
4822 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4823 parameters. Update for new key type to views_. Change all
4825 (File_read::read): Adjust for byteshift in returned view.
4826 (File_read::add_view): New function, broken out of
4828 (File_read::make_view): New function, broken out of
4830 (File_read::find_or_make_view): Add offset and aligned
4831 parameters. Rewrite accordingly. Change all callers.
4832 (File_read::get_view): Add offset and aligned parameters. Adjust
4833 for byteshift in return value.
4834 (File_read::get_lasting_view): Likewise.
4835 * fileread.h (class File_read): Update declarations.
4836 (class File_read::View): Add byteshift_ field. Add byteshift to
4837 constructor. Add byteshift method.
4838 * archive.h (Archive::clear_uncached_views): New function.
4839 (Archive::get_view): Add aligned parameter. Change all callers.
4840 * object.h (Object::get_view): Add aligned parameter. Change all
4842 (Object::get_lasting_view): Likewise.
4844 * fileread.cc (File_read::release): Don't call clear_views if
4845 there are multiple objects.
4846 * fileread.h (File_read::clear_uncached_views): New function.
4847 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4850 2008-03-31 Cary Coutant <ccoutant@google.com>
4852 Add thin archive support.
4853 * archive.cc (Archive::armagt): New const.
4854 (Archive::setup): Remove task parameter and calls to unlock.
4855 (Archive::unlock_nested_archives): New function.
4856 (Archive::read_header): Add nested_off parameter. Change
4858 (Archive::interpret_header): Likewise.
4859 (Archive::include_all_members): Change to handle thin
4861 (Archive::include_member): Likewise.
4862 * archive.h (Archive::Archive): Add new parameters and
4864 (Archive::armagt): New const.
4865 (Archive::setup): Remove task parameter.
4866 (Archive::unlock_nested_archives): New function.
4867 (Archive::read_header): Add nested_off parameter.
4868 (Archive::interpret_header): Likewise.
4869 (Archive::Nested_archive_table): New typedef.
4870 (Archive::is_thin_archive_): New field.
4871 (Archive::nested_archives_): New field.
4872 (Archive::options_): New field.
4873 (Archive::dirpath_): New field.
4874 (Archive::task_): New field.
4875 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4876 for thin archives. Pass additional parameters to
4877 Archive::Archive. Unlock the archive file after calling
4880 2008-03-29 Ian Lance Taylor <iant@google.com>
4882 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4883 version symbol to be local.
4884 * testsuite/ver_test_4.sh: New file.
4885 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4886 (check_DATA): Add ver_test_4.syms.
4887 (ver_test_4.syms): New target.
4888 * testsuite/Makefile.in: Rebuild.
4891 (Output_section::Input_section_sort_entry::has_priority): New
4893 (Output_section::Input_section_sort_entry::match_file_name): New
4895 (Output_section::Input_section_sort_entry::match_section_name):
4897 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4899 (Output_section::Input_section_sort_entry::match_section_file):
4901 (Output_section::Input_section_sort_compare::operator()): Rewrite
4902 using new Input_section_sort_entry functions. Sort crtbegin and
4903 crtend first. Sort sections with no priority before sections with
4905 * testsuite/initpri1.c (d3): Check j != 4.
4906 (cd5): New constructor/destructor function.
4907 (main): Check j != 2.
4909 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4910 new symbol when resolving, don't call set_is_default.
4911 * testsuite/ver_test_7.cc: New file.
4912 * testsuite/ver_test_7.sh: New file.
4913 * testsuite/Makefile.am (ver_test_7.so): New target.
4914 (ver_test_7.o): New target.
4915 (check_SCRIPTS): Add ver_test_7.sh.
4916 (check_DATA): Add ver_test_7.syms.
4917 (ver_test_7.syms): New target.
4919 2008-03-28 Ian Lance Taylor <iant@google.com>
4921 * layout.cc (Layout::layout): If we see an input section with a
4922 name that needs sorting, set the must_sort flag for the output
4924 (Layout::make_output_section): If the name of the output section
4925 indicates that it might require sorting, set the may_sort flag.
4926 * output.h (Output_section::may_sort_attached_input_sections): New
4928 (Output_section::set_may_sort_attached_input_sections): New
4930 (Output_section::must_sort_attached_input_sections): New
4932 (Output_section::set_must_sort_attached_input_sections): New
4934 (class Output_section): Declare Input_section_sort_entry. Define
4935 Input_section_sort_compare. Declare
4936 sort_attached_input_sections. Add new fields:
4937 may_sort_attached_input_sections_,
4938 must_sort_attached_input_sections_,
4939 attached_input_sections_are_sorted_.
4940 * output.cc (Output_section::Output_section): Initialize new
4942 (Output_section::add_input_section): Add an entry to
4943 input_sections_ if may_sort or must_sort are true.
4944 (Output_section::set_final_data_size): Call
4945 sort_attached_input_sections if necessary.
4946 (Output_section::Input_section_sort_entry): Define new class.
4947 (Output_section::Input_section_sort_compare::operator()): New
4949 (Output_section::sort_attached_input_sections): New function.
4950 * configure.ac: Check whether the compiler supports constructor
4951 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4952 * testsuite/initpri1.c: New file.
4953 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4954 CONSTRUCTOR_PRIORITY.
4955 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4956 (initpri1_LDFLAGS): New variable.
4957 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4959 2008-03-27 Ian Lance Taylor <iant@google.com>
4961 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4962 * testsuite/common_test_1.c: New file.
4963 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4964 (common_test_1_SOURCES): New variable.
4965 (common_test_1_DEPENDENCIES): New variable.
4966 (common_test_1_LDFLAGS): New variable.
4968 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4969 and commons_ correctly when NAME/VERSION does not override
4971 * testsuite/ver_test_6.c: New file.
4972 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4973 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4974 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4976 2008-03-26 Ian Lance Taylor <iant@google.com>
4978 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4979 of an undefined symbol from a version script.
4980 * testsuite/Makefile.am (ver_test_5.so): New target.
4981 (ver_test_5.o): New target.
4982 (check_SCRIPTS): Add ver_test_5.sh.
4983 (check_DATA): Add ver_test_5.syms.
4984 (ver_test_5.syms): New target.
4985 * testsuite/ver_test_5.cc: New file.
4986 * testsuite/ver_test_5.script: New file.
4987 * testsuite/ver_test_5.sh: New file.
4988 * Makefile.in, testsuite/Makefile.in: Rebuild.
4991 Fix problems building gold with gcc 4.3.0.
4992 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4993 (gold_error_at_location, gold_warning_at_location): Use it.
4994 * configure.ac: Check whether we can compile and use a template
4995 function with a printf attribute.
4996 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4997 when jumping over bytes.
4998 * object.cc: Instantiate Object::read_section_data.
4999 * debug.h: Include <cstring>
5000 * dwarf_reader.cc: Include <algorithm>
5001 * main.cc: Include <cstring>.
5002 * options.cc: Include <cstring>.
5003 * output.cc: Include <cstring>.
5004 * script.cc: Include <cstring>.
5005 * script.h: Include <string>.
5006 * symtab.cc: Include <cstring> and <algorithm>.
5007 * target-select.cc: Include <cstring>.
5008 * version.cc: Include <string>.
5009 * testsuite/testmain.cc: Include <cstdlib>.
5010 * configure, config.in: Rebuild.
5012 2008-03-25 Ian Lance Taylor <iant@google.com>
5014 * options.cc: Include "../bfd/bfdver.h".
5015 (options::help): Print bug reporting address.
5017 * version.cc (print_version): Adjust output for current value of
5022 * options.cc (options::help): Print list of supported targets.
5023 * target-select.h: Include <vector>.
5024 (class Target_selector): Make machine_, size_, and is_big_endian_
5025 fields const. Add bfd_name_ and instantiated_target_ fields.
5026 (Target_selector::Target_selector): Add bfd_name parameter.
5027 (Target_selector::recognize): Make non-virtual, call
5029 (Target_selector::recognize_by_name): Make non-virtual, call
5030 do_recognize_by_name.
5031 (Target_selector::supported_names): New function.
5032 (Target_selector::bfd_name): New function.
5033 (Target_selector::do_instantiate_target): New pure virtual
5035 (Target_selector::do_recognize): New virtual function.
5036 (Target_selector::do_recognize_by_name): New virtual function.
5037 (Target_selector::instantiate_target): New private function.
5038 (supported_target_names): Declare.
5039 * target-select.cc (Target_selector::Target_selector): Update for
5040 new parameter and fields.
5041 (select_target_by_name): Check that the name matches before
5042 calling recognize_by_name.
5043 (supported_target_names): New function.
5044 * i386.cc (class Target_selector_i386): Update Target_selector
5045 constructor call. Remove recognize and recognize_by_name. Add
5046 do_instantiate_target.
5047 * x86_64.cc (class Target_selector_x86_64): Likewise.
5048 * testsuite/testfile.cc (class Target_selector_test): Update for
5049 changes to Target_selector.
5051 * README: Rewrite, with some notes on unsupported features.
5053 2008-03-24 Cary Coutant <ccoutant@google.com>
5055 * i386.cc (Target_i386::Got_type): New enum declaration.
5056 (Target_i386::Scan::local): Updated callers of Output_data_got
5058 (Target_i386::Scan::global): Likewise.
5059 (Target_i386::Relocate::relocate): Likewise.
5060 (Target_i386::Relocate::relocate_tls): Likewise.
5061 * object.h (Got_offset_list): New class.
5062 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5063 (Sized_relobj::local_got_offset): Likewise.
5064 (Sized_relobj::set_local_got_offset): Likewise.
5065 (Sized_relobj::local_has_tls_got_offset): Removed.
5066 (Sized_relobj::local_tls_got_offset): Removed.
5067 (Sized_relobj::set_local_tls_got_offset): Removed.
5068 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5069 * output.cc (Output_data_got::add_global): Added got_type parameter.
5070 (Output_data_got::add_global_with_rel): Likewise.
5071 (Output_data_got::add_global_with_rela): Likewise.
5072 (Output_data_got::add_global_pair_with_rel): New function.
5073 (Output_data_got::add_global_pair_with_rela): New function.
5074 (Output_data_got::add_local): Added got_type parameter.
5075 (Output_data_got::add_local_with_rel): Likewise.
5076 (Output_data_got::add_local_with_rela): Likewise.
5077 (Output_data_got::add_local_pair_with_rel): New function.
5078 (Output_data_got::add_local_pair_with_rela): New function.
5079 (Output_data_got::add_global_tls): Removed.
5080 (Output_data_got::add_global_tls_with_rel): Removed.
5081 (Output_data_got::add_global_tls_with_rela): Removed.
5082 (Output_data_got::add_local_tls): Removed.
5083 (Output_data_got::add_local_tls_with_rel): Removed.
5084 (Output_data_got::add_local_tls_with_rela): Removed.
5085 * output.h (Output_data_got::add_global): Added got_type parameter.
5086 (Output_data_got::add_global_with_rel): Likewise.
5087 (Output_data_got::add_global_with_rela): Likewise.
5088 (Output_data_got::add_global_pair_with_rel): New function.
5089 (Output_data_got::add_global_pair_with_rela): New function.
5090 (Output_data_got::add_local): Added got_type parameter.
5091 (Output_data_got::add_local_with_rel): Likewise.
5092 (Output_data_got::add_local_with_rela): Likewise.
5093 (Output_data_got::add_local_pair_with_rel): New function.
5094 (Output_data_got::add_local_pair_with_rela): New function.
5095 (Output_data_got::add_global_tls): Removed.
5096 (Output_data_got::add_global_tls_with_rel): Removed.
5097 (Output_data_got::add_global_tls_with_rela): Removed.
5098 (Output_data_got::add_local_tls): Removed.
5099 (Output_data_got::add_local_tls_with_rel): Removed.
5100 (Output_data_got::add_local_tls_with_rela): Removed.
5101 * resolve.cc (Symbol::override_base_with_special): Removed
5102 reference to has_got_offset_ field.
5103 * symtab.cc (Symbol::init_fields): Replaced initialization
5104 of got_offset_ with got_offsets_. Removed initialization
5106 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5107 (Symbol::got_offset): Likewise.
5108 (Symbol::set_got_offset): Likewise.
5109 (Symbol::has_tls_got_offset): Removed.
5110 (Symbol::tls_got_offset): Removed.
5111 (Symbol::set_tls_got_offset): Removed.
5112 (Symbol::got_offset_): Removed.
5113 (Symbol::tls_mod_got_offset_): Removed.
5114 (Symbol::tls_pair_got_offset_): Removed.
5115 (Symbol::got_offsets_): New field.
5116 (Symbol::has_got_offset): Removed.
5117 (Symbol::has_tls_mod_got_offset): Removed.
5118 (Symbol::has_tls_pair_got_offset): Removed.
5119 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5120 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5122 (Target_x86_64::Scan::global): Likewise.
5123 (Target_x86_64::Relocate::relocate): Likewise.
5124 (Target_x86_64::Relocate::relocate_tls): Likewise.
5126 2008-03-25 Ben Elliston <bje@au.ibm.com>
5128 * yyscript.y: Fix spelling error in comment.
5130 2008-03-24 Ian Lance Taylor <iant@google.com>
5132 * options.h (class General_options): Define build_id option.
5133 * layout.h (class Layout): Declare write_build_id, create_note,
5134 create_build_id. Add build_id_note_ member.
5135 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5136 "libiberty.h", "md5.h", "sha1.h".
5137 (Layout::Layout): Initialize eh_frame_data_,
5138 eh_frame_hdr_section_, and build_id_note_.
5139 (Layout::finalize): Call create_build_id.
5140 (Layout::create_note): New function, broken out of
5141 Layout::create_gold_note.
5142 (Layout::create_gold_note): Call create_note.
5143 (Layout::create_build_id): New function.
5144 (Layout::write_build_id): New function.
5145 (Close_task_runner::run): Call write_build_id.
5147 * x86_64.cc: Correct license to GPLv3.
5149 2008-03-23 Ian Lance Taylor <iant@google.com>
5151 * options.cc: Include "demangle.h".
5152 (parse_optional_string): New function.
5153 (parse_long_option): Handle takes_optional_argument.
5154 (parse_short_option): Update dash_z initializer. Handle
5155 takes_optional_argument.
5156 (General_options::General_options): Initialize do_demangle_.
5157 (General_options::finalize): Set do_demangle_. Handle demangling
5159 * options.h (parse_optional_string): Declare.
5160 (struct One_option): Add optional_arg field. Update constructor.
5161 Update call constructor calls. Add takes_optional_argument
5163 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5164 (DEFINE_optional_string): Define.
5165 (General_options::demangle): Change from DEFINE_bool to
5166 DEFINE_optional_string.
5167 (General_options::no_demangle): New function.
5168 (General_options::do_demangle): New function.
5169 (General_options::set_do_demangle): New function.
5170 (General_options::execstack_status_): Move definition to end of
5172 (General_options::static_): Likewise.
5173 (General_options::do_demangle_): New field.
5174 * object.cc (big_endian>::get_symbol_location_info): Call
5175 Options::do_demangle, not Options::demangle.
5176 * symtab.cc (demangle): Likewise.
5178 2008-03-22 Ian Lance Taylor <iant@google.com>
5180 * gold.h: Include <cstddef> and <sys/types.h>
5181 * options.h: Include <cstring>.
5183 2008-03-21 Ian Lance Taylor <iant@google.com>
5185 * Added source code to GNU binutils.