1 2009-11-08 Ian Lance Taylor <ian@airs.com>
4 * reloc.cc: Instantiate
5 Sized_relobj::initialize_input_to_output_maps and
6 Sized_relobj:free_input_to_output_maps.
8 2009-11-06 Ian Lance Taylor <iant@google.com>
11 * defstd.cc (in_segment): Set only_if_ref true for "end".
13 2009-11-06 Doug Kwan <dougkwan@google.com>
15 * arm.cc (class Reloc_stub): Correct a comment.
16 (Target_arm::Target_arm): Initialize arm_input_section_map_.
17 (Target_arm::scan_section_for_stubs): New method declaration.
18 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
19 Change methods from private to protected.
20 (Target_arm::do_may_relax): New method definition.
21 (Target_arm::do_relax, Target_arm::group_sections,
22 Target_arm::scan_reloc_for_stub,
23 Target_arm::scan_reloc_section_for_stubs): New method declarations.
24 (Target_arm::arm_input_section_map_): New data member declaration.
25 (Target_arm::scan_reloc_for_stub,
26 Target_arm::scan_reloc_section_for_stubs,
27 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
28 Target_arm::do_relax): New method definitions.
30 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
32 * configure.ac: Check for (struct stat)::st_mtim
33 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
34 * config.in: Regenerate.
35 * configure: Regenerate.
37 2009-11-05 Ian Lance Taylor <iant@google.com>
40 * output.cc (Output_segment::add_output_section): Add missing
43 2009-11-04 Ian Lance Taylor <iant@google.com>
46 * object.h (class Object): Add is_needed and set_is_needed
47 methods. Add is_needed_ field. Make bool fields into bitfields.
48 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
49 defined in a dynamic object and referenced by a regular object,
50 set is_needed for the dynamic object.
51 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
52 if the file is marked with as_needed and it is not needed.
54 2009-11-04 Ian Lance Taylor <iant@google.com>
57 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
58 tags if data is discarded by linker script.
59 * i386.cc (Target_i386::do_finalize_sections): Likewise.
60 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
61 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
62 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
64 2009-11-04 Ian Lance Taylor <iant@google.com>
66 * layout.cc (Layout::get_output_section): Add is_interp and
67 is_dynamic_linker_section parameters. Change all callers.
68 (Layout::choose_output_section): Likewise.
69 (Layout::make_output_section): Likewise.
70 (Layout::add_output_section_data): Add is_dynamic_linker_section
71 parameter. Change all callers.
72 * layout.h (class Layout): Update declarations.
73 * output.h (class Output_section): Add is_interp, set_is_interp,
74 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
75 Add is_interp_, is_dynamic_linker_section_ fields. Change
76 generate_code_fills_at_write_ to a bitfield.
77 * output.cc (Output_section::Output_sections): Initialize new
79 (Output_segment::add_output_section): Add do_sort parameter.
82 2009-11-03 Ian Lance Taylor <iant@google.com>
85 * options.h (class General_options): Add --warn-common.
86 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
87 merging two common symbols.
88 (Symbol_table::should_override): Handle --warn-common when merging
89 a common symbol with a defined symbol. Use report_resolve_problem
90 for multiple definitions.
91 (Symbol_table::report_resolve_problem): New function.
92 * symtab.h (class Symbol_table): Declare report_resolve_problem.
94 2009-11-03 Doug Kwan <dougkwan@google.com>
96 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
98 (Target_arm::stub_factory): New method definition.
99 (Target_arm::new_arm_input_section,
100 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
101 Target_arm::reloc_uses_thumb_bit): New method declarations.
102 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
103 New type definitions.
104 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
106 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
107 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
108 New method definitions.
110 2009-11-03 Ian Lance Taylor <iant@google.com>
112 * options.h (class General_options): Add --warn_constructors.
114 2009-11-03 Ian Lance Taylor <iant@google.com>
117 * defstd.cc (in_section): Add entries for __rel_iplt_start,
118 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
120 2009-11-03 Ian Lance Taylor <iant@google.com>
123 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
124 --msgid-bugs-address.
125 (install-pdf): New target.
126 (install-data_yes): Look up one directory to find mkinstalldirs.
128 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
130 * po/Make-in (.po.gmo): Don't generate .gmo files in source
133 2009-10-30 Doug Kwan <dougkwan@google.com>
135 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
137 2009-10-30 Doug Kwan <dougkwan@google.com>
139 * arm.cc (Stub_addend_reader): New struct template definition
140 and partial specializations.
141 (Stub_addend_reader::operator()): New method definition for a
142 partially specialized template.
144 2009-10-30 Doug Kwan <dougkwan@google.com>
146 * arm.cc (Arm_relobj::processor_specific_flags): New method
148 (Arm_relobj::do_read_symbols): New method declaration.
149 (Arm_relobj::processor_specific_flags_): New data member declaration.
150 (Arm_dynobj): New class definition.
151 (Target_arm::do_finalize_sections): Add input_objects parameter.
152 (Target_arm::do_adjust_elf_header): New method declaration.
153 (Target_arm::are_eabi_versions_compatible,
154 (Target_arm::merge_processor_specific_flags): New method declaration.
155 (Target_arm::do_make_elf_object): New overloaded method definitions
157 (Arm_relobj::do_read_symbols): New method definition.
158 (Arm_dynobj::do_read_symbols): Ditto.
159 (Target_arm::do_finalize_sections): Add input_objects parameters.
160 Merge processor-specific flags from all input objects.
161 (Target_arm::are_eabi_versions_compatible,
162 Target_arm::merge_processor_specific_flags,
163 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
164 New method definitions.
165 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
166 Input_objects pointer type parameter.
167 * layout.cc (Layout::finalize): Pass input objects to target's.
168 finalize_sections function.
169 * output.cc (Output_file_header::do_sized_write): Set ELF file
170 header's processor-specific flags.
171 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
172 Input_objects pointer type parameter.
173 * sparc.cc (Target_sparc::do_finalize_sections): Same.
174 * target.h (Input_objects): New forward class declaration.
175 (Target::processor_specific_flags,
176 Target::are_processor_specific_flags_sect): New method definitions.
177 (Target::finalize_sections): Add input_objects parameter.
178 (Target::Target): Initialize processor_specific_flags_ and
179 are_processor_specific_flags_set_.
180 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
182 (Target::set_processor_specific_flags): New method definition.
183 (Target::processor_specific_flags_,
184 Target::are_processor_specific_flags_set_): New data member
186 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
187 Input_objects pointer type parameter.
189 2009-10-30 Doug Kwan <dougkwan@google.com>
191 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
193 2009-10-28 Ian Lance Taylor <iant@google.com>
195 * object.h (class Relobj): Drop options parameter from
196 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
197 do_scan_relocs, do_relocate. Change all callers.
198 (class Sized_relobj): Drop options parameters from
199 do_gc_process_relocs, do_scan_relocs, do_relocate,
200 do_relocate_sections, relocate_sections, emit_relocs_scan,
201 emit_relocs_scan_reltype. Change all callers.
202 (struct Relocate_info): Remove options field and all references to
204 * reloc.h (class Read_relocs): Remove options constructor
205 parameter and options_ field. Change all callers.
206 (class Gc_process_relocs, class Scan_relocs): Likewise.
207 (class Relocate_task): Likewise.
208 * target-reloc.h (scan_relocs): Remove options parameter. Change
210 (scan_relocatable_relocs): Likewise.
211 * target.h (class Sized_target): Remove options parameter from
212 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
214 * gc.h (gc_process_relocs): Remove options parameter. Change all
216 * arm.cc: Update functions to remove options parameters.
218 * powerpc.cc: Likewise.
219 * sparc.cc: Likewise.
220 * x86_64.cc: Likewise.
221 * testsuite/testfile.cc: Likewise.
223 2009-10-28 Doug Kwan <dougkwan@google.com>
225 * arm.cc (Arm_relobj): New class definition.
226 (Arm_relobj::scan_sections_for_stubs,
227 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
228 New method definitions.
230 2009-10-28 Cary Coutant <ccoutant@google.com>
232 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
233 (Plugin::cleanup_done_): New member.
234 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
235 (Plugin_manager::cleanup_done_): Remove.
236 (Plugin_manager::add_input_file): Edit error message.
237 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
238 (Plugin_manager::cleanup): Remove use of cleanup_done_.
240 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
242 * fileread.cc: (File_read::View::~View): Use the new
243 data_ownership_ filed.
244 (File_read::~File_read): Dispose the new whole_file_view_.
245 (File_read::open): Mmap the whole file if needed.
246 (File_read::open): Use whole_file_view_ instead of contents_.
247 (File_read::find_view): Use whole_file_view_ if applicable.
248 (File_read::do_read): Use whole_file_view_ instead of contents_.
249 (File_read::make_view): Use whole_file_view_ instead of contents_,
250 update File_read::View::View call.
251 (File_read::find_or_make_view): Update File_read::View::View
253 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
255 (File_read::View::Data_ownership): New enum.
256 (File_read::View::View): Replace bool mapped_ with Data_ownership
258 (File_read::View::mapped_): Remove (replaced by data_ownership_).
259 (File_read::View::data_ownership_): New field.
260 (File_read::contents_): Remove (replaced by whole_file_view_).
261 (File_read::whole_file_view_): New field.
262 * options.h (class General_options): Add --keep-files-mapped.
264 2009-10-27 Cary Coutant <ccoutant@google.com>
266 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
267 * testsuite/Makefile.am (plugin_test_5): New test case.
268 * testsuite/Makefile.in: Regenerate.
270 2009-10-25 Doug Kwan <dougkwan@google.com>
272 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
273 from private to protected to allow access by child class.
274 (Sized_relobj::do_relocate_sections): New method declaration.
275 (Sized_relobj::relocate_sections): Virtualize.
276 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
277 Sized_relobj::relocate_sections. Instantiate template explicitly
278 for different target sizes and endianity.
280 2009-10-24 Doug Kwan <dougkwan@google.com>
282 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
283 (Arm_input_section::as_arm_input_section): New method.
284 (Arm_output_section): New class definition.
285 (Arm_output_section::create_stub_group,
286 Arm_output_section::group_sections): New method definitions.
288 2009-10-22 Doug Kwan <dougkwan@google.com>
290 * arm.cc (Arm_input_section): New class definition.
291 (Arm_input_section::init, Arm_input_section:do_write,
292 Arm_input_section::set_final_data_size,
293 Arm_input_section::do_reset_address_and_file_offset): New method
296 2009-10-21 Doug Kwan <dougkwan@google.com>
298 * arm.cc (Stub_table, Arm_input_section): New forward class
300 (Stub_table): New class defintion.
301 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
302 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
303 New method definition.
305 2009-10-21 Doug Kwan <dougkwan@google.com>
307 * arm.cc: Update copyright comments.
308 (Target_arm): New forward class template declaration.
309 (Arm_address): New type.
310 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
311 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
312 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
314 (Insn_template): Same.
315 (DEF_STUBS): New macro.
316 (Stub_type): New enum type.
317 (Stub_template): New class definition.
320 (Stub_factory): Same.
321 (Target_arm::Target_arm): Initialize may_use_blx_ and
322 should_force_pic_veneer_.
323 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
324 Target_arm::should_force_pic_veneer,
325 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
326 Target_arm::using_thumb_only, Target_arm:;default_target): New
328 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
329 New data member declarations.
330 (Insn_template::size, Insn_template::alignment): New method defintions.
331 (Stub_template::Stub_template): New method definition.
332 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
333 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
334 (Stub_factory::Stub_factory): New method definition.
335 * gold.h (string_hash): New template.
336 * output.h (Input_section_specifier::hash_value): Use
338 (Input_section_specifier::string_hash): Remove.
339 * stringpool.cc (Stringpool_template::string_hash): Use
342 2009-10-20 Doug Kwan <dougkwan@google.com>
344 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
345 symbols of relaxed input sections.
346 * output.h (Output_section::find_relaxed_input_section): Make
349 2009-10-16 Doug Kwan <dougkwan@google.com>
351 * dynobj.cc (Versions::Versions): Initialize version_script_.
352 Only insert base version symbol definition for a shared object
353 if version script defines any version versions.
354 (Versions::define_base_version): New method definition.
355 (Versions::add_def): Check that base version is not needed.
356 (Versions::add_need): Define base version lazily.
357 * dynobj.h (Versions::define_base_version): New method declaration.
358 (Versions::needs_base_version_): New data member declaration.
359 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
360 (check_DATA): Add no_version_test.stdout.
361 (libno_version_test.so, no_version_test.o no_version_test.stdout):
363 * testsuite/Makefile.in: Regenerate.
364 * testsuite/no_version_test.c: New file.
365 * testsuite/no_version_test.sh: Ditto.
367 2009-10-16 Doug Kwan <dougkwan@google.com>
369 * expression.cc (class Segment_start_expression): New class definition.
370 (Segment_start_expression::value): New method definition.
371 (script_exp_function_segment_start): Return a new
372 Segment_start_expression.
373 * gold/script-c.h (script_saw_segment_start_expression): New function
375 * script-sections.cc (Script_sections::Script_sections): Initialize
376 SAW_SEGMENT_START_EXPRESSION_ to false.
377 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
378 and -Tbbs options to specify section addresses if given in
379 command line and no SEGMENT_START expression is seen in a script.
380 * script-sections.h (Script_sections::saw_segment_start_expression,
381 Script_sections::set_saw_segment_start_expression): New method
383 (Script_sections::saw_segment_start_expression_): New data member
385 * script.cc (script_saw_segment_start_expression): New function.
386 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
387 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
388 script_test_7.sh and script_test_8.sh.
389 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
390 script_test_8.stdout.
391 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
392 (script_test_6, script_test_6.stdout, script_test_7,
393 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
394 * Makefile.in: Regenerate.
395 * testsuite/script_test_6.sh: New file.
396 * testsuite/script_test_6.t: Same.
397 * testsuite/script_test_7.sh: Same.
398 * testsuite/script_test_7.t: Same.
399 * testsuite/script_test_8.sh: Same.
401 2009-10-16 Doug Kwan <dougkwan@google.com>
403 * output.cc (Output_segment::set_section_list_address): Cast
404 expressions to unsigned long long type to avoid format warnings.
406 2009-10-15 Ian Lance Taylor <iant@google.com>
408 * script.cc (Script_options::add_symbol_assignment): Always add a
409 dot assignment to script_sections_.
410 * script-sections.cc (Script_sections::add_dot_assignment):
411 Initialize if necessary.
413 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
414 program headers with no load segment if there is a linker script.
416 * layout.cc (Layout::set_segment_offsets): Align the file offset
417 to the segment aligment for -N or -n with no load segment.
418 * output.cc (Output_segment::add_output_section): Don't crash if
419 the first section is a TLS section.
420 (Output_segment::set_section_list_addresses): Print an error
421 message if the address moves backward in a linker script.
423 (Output_section_element_input::set_section_addresses): Don't
424 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
425 (Orphan_output_section::set_section_addresses): Likewise.
427 2009-10-15 Doug Kwan <dougkwan@google.com>
429 * layout.cc (Layout::finish_dynamic_section): Generate tags
430 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
431 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
432 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
434 2009-10-14 Ian Lance Taylor <iant@google.com>
436 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
438 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
439 data_shdr fields of relinfo.
440 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
441 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
442 R_386_TLS_LDO_32, adjust based on section flags.
443 (Target_i386::Relocate::fix_up_ldo): Remove.
445 2009-10-13 Ian Lance Taylor <iant@google.com>
447 Add support for -pie.
448 * options.h (class General_options): Add -pie and
450 (General_options::output_is_position_independent): Test -pie.
451 (General_options::output_is_executable): Return true if not shared
453 (General_options::output_is_pie): Remove.
454 * options.cc (General_options::finalize): Reject incompatible uses
456 * gold.cc (queue_middle_tasks): A -pie link is not static.
457 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
458 * symtab.cc (Symbol::final_value_is_known): Return false if
459 output_is_position_independent.
460 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
461 output_is_position_independent.
462 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
463 output_is_position_independent.
464 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
465 output_is_position_independent.
466 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
468 (basic_pie_test.o, basic_pie_test): New targets.
469 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
470 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
471 (two_file_pie_test): New target.
472 * testsuite/Makefile.in: Rebuild.
473 * README: Remove note saying that -pie is not supported.
475 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
477 * options.h (class General_options): Add -init and -fini.
478 * layout.cc (Layout::finish_dynamic_section): Emit
479 given init and fini functions.
481 2009-10-13 Sriraman Tallam <tmsriram@google.com>
483 * gc.h (gc_process_relocs): Check if icf is enabled using new
485 * gold.cc (queue_initial_tasks): Likewise.
486 (queue_middle_tasks): Likewise.
487 * object.cc (do_layout): Likewise.
488 * symtab.cc (is_section_folded): Likewise.
489 * main.cc (main): Likewise.
490 * reloc.cc (Read_relocs::run): Likewise.
491 (Sized_relobj::do_scan_relocs): Likewise.
492 * icf.cc (is_function_ctor_or_dtor): New function.
493 (Icf::find_identical_sections): Check if function is ctor or dtor when
495 * options.h (General_options::icf): Change option to be an enum.
496 (Icf_status): New enum.
497 (icf_enabled): New method.
498 (icf_safe_folding): New method.
499 (set_icf_status): New method.
500 (icf_status_): New variable.
501 * (options.cc) (General_options::finalize): Set icf_status_.
502 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
503 icf_test and icf_keep_unique_test to use the --icf enum flag.
504 * testsuite/icf_safe_test.sh: New file.
505 * testsuite/icf_safe_test.cc: New file.
507 2009-10-12 Sriraman Tallam <tmsriram@google.com>
509 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
510 includes to gc.h and icf.h.
511 * arm.cc: Include gc.h.
514 * powerpc.cc: Likewise.
515 * sparc.cc: Likewise.
516 * x86_64.cc: Likewise.
517 * gc.h: Include icf.h.
519 2009-10-11 Ian Lance Taylor <iant@google.com>
521 * plugin.cc: Include "gold.h" before other header files.
523 2009-10-10 Chris Demetriou <cgd@google.com>
525 * options.h (Input_file_argument::Input_file_type): New enum.
526 (Input_file_argument::is_lib_): Replace with...
527 (Input_file_argument::type_): New member.
528 (Input_file_argument::Input_file_argument): Take Input_file_type
529 'type' rather than boolean 'is_lib' as second argument.
530 (Input_file_argument::is_lib): Use type_.
531 (Input_file_argument::is_searched_file): New function.
532 (Input_file_argument::may_need_search): Handle is_searched_file.
533 * options.cc (General_options::parse_library): Support -l:filename.
534 (General_options::parse_just_symbols): Update for Input_file_argument
536 (Command_line::process): Likewise.
537 * archive.cc (Archive::get_file_and_offset): Likewise.
538 * plugin.cc (Plugin_manager::release_input_file): Likewise.
539 * script.cc (read_script_file, script_add_file): Likewise.
540 * fileread.cc (Input_file::Input_file): Likewise.
541 (Input_file::will_search_for): Handle is_searched_file.
542 (Input_file::open): Likewise.
543 * readsyms.cc (Read_symbols::get_name): Likewise.
544 * testsuite/Makefile.am (searched_file_test): New test.
545 * testsuite/Makefile.in: Regenerate.
546 * testsuite/searched_file_test.cc: New file.
547 * testsuite/searched_file_test_lib.cc: New file.
549 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
550 Ian Lance Taylor <iant@google.com>
552 * descriptor.cc: Include <cstdio> and "binary-io.h".
553 (Descriptors::open): Open the files in binary mode always.
554 * script.cc (Lex::get_token): Treat \r as whitespace.
556 2009-10-09 Ian Lance Taylor <iant@google.com>
558 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
560 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
561 Ian Lance Taylor <iant@google.com>
563 * configure.ac: Check for readv function also.
564 * fileread.cc (readv): Define if not HAVE_READV.
565 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
567 * config.in: Regenerate.
568 * configure: Regenerate.
570 2009-10-09 Doug Kwan <dougkwan@google.com>
572 * layout.cc (Layout::make_output_section): Call target hook to make
573 ordinary output section.
574 (Layout::finalize): Adjust parameter list of call the
576 * layout.h (class Layout::section_list): New method.
577 * merge.h (Output_merge_base::entsize): Change visibility to public.
578 (Output_merge_base::is_string, Output_merge_base::do_is_string):
580 (Output_merge_string::do_is_string): New method.
581 * object.cc (Sized_relobj::do_setup): renamed from
582 Sized_relobj::set_up.
583 * object.h (Sized_relobj::adjust_shndx,
584 Sized_relobj::initializ_input_to_output_maps,
585 Sized_relobj::free_input_to_output_maps): Change visibilities to
587 (Sized_relobj::setup): Virtualize.
588 (Sized_relobj::do_setup): New method declaration.
589 (Sized_relobj::invalidate_section_offset,
590 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
591 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
592 * options.cc (parse_int): New function.
593 * options.h (parse_int): New declaration.
594 (DEFINE_int): New macro.
595 (stub_group_size): New option.
596 * output.cc (Output_section::Output_section): Initialize memebers
597 merge_section_map_, merge_section_by_properties_map_,
598 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
599 (Output_section::add_input_section): Handled deferred code-fill
600 generation and remove an old comment.
601 (Output_section::add_relaxed_input_section): New method definition.
602 (Output_section::add_merge_input_section): Use merge section by
603 properties map to speed to search. Update merge section maps
605 (Output_section::build_relaxation_map): New method definition.
606 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
608 (Output_section::relax_input_section): Renamed to
609 Output_section::convert_input_sections_to_relaxed_sections and change
610 interface to take a vector of pointers to relaxed sections.
611 (Output_section::find_merge_section,
612 Output_section::find_relaxed_input_section): New method definitions.
613 (Output_section::is_input_address_mapped,
614 Output_section::output_offset, Output_section::output_address):
615 Use output section data maps to speed up searching.
616 (Output_section::find_starting_output_address): Add comments.
617 (Output_section::do_write,
618 Output_section::write_to_postprocessing_buffer): Do code-fill
619 generation as appropriate.
620 (Output_section::get_input_sections): Invalidate relaxed input section
622 (Output_section::restore_states): Adjust type of checkpoint .
623 Invalidate relaxed input section map.
624 * output.h (Output_merge_base): New class declaration.
625 (Input_section_specifier): New class defintion.
626 (class Output_relaxed_input_section) Change base class to
627 Output_section_data_build.
628 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
629 base class initializer.
630 (Output_section::add_relaxed_input_section): New method declaration.
631 (Output_section::Input_section): Change visibility to protected.
632 (Output_section::Input_section::relobj,
633 Output_section::Input_section::shndx): Handle relaxed input sections.
634 Output_section::input_sections) Change visibility to protected. Also
635 define overload to return a non-const pointer.
636 (Output_section::Merge_section_properties): New class defintion.
637 (Output_section::Merge_section_by_properties_map,
638 Output_section::Output_section_data_by_input_section_map,
639 Output_section::Relaxation_map): New types.
640 (Output_section::relax_input_section): Rename method to
641 Output_section::convert_input_sections_to_relaxed_sections and change
642 interface to take a vector of relaxed section pointers.
643 (Output_section::find_merge_section,
644 Output_section::find_relaxed_input_section,
645 Output_section::build_relaxation_map,
646 Output_section::convert_input_sections_in_list_to_relaxed_sections):
647 New method declarations.
648 (Output_section::merge_section_map_
649 Output_section::merge_section_by_properties_map_,
650 Output_section::relaxed_input_section_map_,
651 Output_section::is_relaxed_input_section_map_valid_,
652 Output_section::generate_code_fills_at_write_): New data members.
654 (Output_section_element_input::set_section_addresses): Call
655 current_data_size and addralign methods of relaxed input sections.
656 (Orphan_output_section::set_section_addresses): Call current_data_size
657 and addralign methods of relaxed input sections.
658 * symtab.cc (Symbol_table::compute_final_value): Extract template
659 from the body of Symbol_table::sized_finalize_symbol.
660 (Symbol_table::sized_finalized_symbol): Call
661 Symbol_table::compute_final_value.
662 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
663 (Symbol_table::compute_final_value): New templated method declaration.
664 * target.cc (Target::do_make_output_section): New method defintion.
665 * target.h (Target::make_output_section): New method declaration.
666 (Target::relax): Add more parameters for input objects, symbol table
667 and layout. Adjust call to do_relax.
668 (Target::do_make_output_section): New method declaration.
669 (Target::do_relax): Add parameters for input objects, symbol table
672 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
674 * pread.c: Include stdio.h.
676 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
678 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
681 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
683 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
684 Change read_shndx type to unsigned int.
685 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
687 (Sized_dwarf_line_info::read_line_mappings): Likewise.
688 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
689 Change read_shndx type to unsigned int.
690 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
692 (Sized_dwarf_line_info::read_line_mappings): Likewise.
693 * layout.cc (Layout::create_symtab_sections): Cast the result of
694 local_symcount * symsize to off_t in the gold_assert.
696 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
698 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
699 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
701 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
702 (Arm_relocate_functions::thm_abs5): New function.
703 (Arm_relocate_functions::abs12): New function.
704 (Arm_relocate_functions::abs16): New function.
705 (Arm_relocate_functions::base_abs): New function.
706 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
707 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
708 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
710 (Scan::global): Likewise.
711 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
712 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
713 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
714 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
717 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
719 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
720 (Arm_relocate_functions::movt_prel): New function.
721 (Arm_relocate_functions::thm_movw_prel_nc): New function.
722 (Arm_relocate_functions::thm_movt_prel): New function.
723 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
724 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
725 (Scan::global, Relocate::relocate): Likewise.
726 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
728 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
730 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
732 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
734 (class Incremental_inputs_header): New class.
735 (Incremental_inputs_header_writer): Edit comment.
736 (Incremental_inputs_entry): New class.
737 (Incremental_inputs_entry_writer): Edit comment.
738 (Sized_incremental_binary::do_find_incremental_inputs_section):
739 Add *strtab_shndx parameter, fill it.
740 (Sized_incremental_binary::do_check_inputs): New method.
741 (Incremental_checker::can_incrementally_link_output_file): Use
742 Sized_incremental_binary::check_inputs.
743 (Incremental_inputs::report_command_line): Save command line in
746 (Incremental_binary::find_incremental_inputs_section): New
748 (Incremental_binary::do_find_incremental_inputs_section): Add
749 strtab_shndx parameter.
750 (Incremental_binary::do_check_inputs): New pure virtual method.
751 (Sized_incremental_binary::do_check_inputs): Declare.
752 (Incremental_checker::Incremental_checker): Add incremental_inputs
753 parameter, use it to initialize incremental_inputs_.
754 (Incremental_checker::incremental_inputs_): New field.
755 (Incremental_checker::command_line): New method.
756 (Incremental_checker::inputs): New method.
757 (Incremental_checker::command_line_): New field.
759 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
761 * incremental.cc: Include <cstdarg> and "target-select.h".
762 (vexplain_no_incremental): New function.
763 (explain_no_incremental): New function.
764 (Incremental_binary::error): New method.
765 (Sized_incremental_binary::do_find_incremental_inputs_section): New
767 (make_sized_incremental_binary): New function.
768 (open_incremental_binary): New function.
769 (can_incrementally_link_file): Add checks if output is ELF and has
771 * incremental.h: Include "elfcpp_file.h" and "output.h".
772 (Incremental_binary): New class.
773 (Sized_incremental_binary): New class.
774 (open_incremental_binary): Declare.
775 * object.cc (is_elf_object): Use
776 elfcpp::Elf_recognizer::is_elf_file.
777 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
778 * output.h (Output_file::filesize): New method.
780 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
782 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
784 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
785 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
787 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
789 (Arm_relocate_functions::movw_abs_nc): New function.
790 (Arm_relocate_functions::movt_abs): New function.
791 (Arm_relocate_functions::thm_movw_abs_nc): New function.
792 (Arm_relocate_functions::thm_movt_abs): New function.
793 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
794 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
795 (Scan::global): Likewise.
796 (Relocate::relocate): Likewise.
797 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
799 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
801 * arm.cc (Arm_relocate_functions::got_prel) New function.
802 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
803 (Relocate::relocate): Likewise.
804 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
806 2009-10-06 Ian Lance Taylor <iant@google.com>
808 * options.h (class General_options): Define
809 split_stack_adjust_size parameter.
810 * object.h (class Object): Add uses_split_stack_ and
811 has_no_split_stack_ fields. Add uses_split_stack and
812 has_no_split_stack accessor functions. Declare
813 handle_split_stack_section.
814 (class Reloc_symbol_changes): Define.
815 (class Sized_relobj): Define Function_offsets. Declare
816 split_stack_adjust, split_stack_adjust_reltype, and
818 * object.cc (Object::handle_split_stack_section): New function.
819 (Sized_relobj::do_layout): Call handle_split_stack_section.
820 * dynobj.cc (Sized_dynobj::do_layout): Call
821 handle_split_stack_section.
822 * reloc.cc (Sized_relobj::relocate_sections): Call
823 split_stack_adjust for executable sections in split_stack
824 objects. Pass reloc_map to relocate_section.
825 (Sized_relobj::split_stack_adjust): New function.
826 (Sized_relobj::split_stack_adjust_reltype): New function.
827 (Sized_relobj::find_functions): New function.
828 * target-reloc.h: Include "object.h".
829 (relocate_section): Add reloc_symbol_changes parameter. Change
831 * target.h (class Target): Add calls_non_split method. Declare
832 do_calls_non_split virtual method. Declare match_view and
834 * target.cc: Include "elfcpp.h".
835 (Target::do_calls_non_split): New function.
836 (Target::match_view): New function.
837 (Target::set_view_to_nop): New function.
838 * gold.cc (queue_middle_tasks): Give an error if mixing
839 split-stack and non-split-stack objects with -r.
840 * i386.cc (Target_i386::relocate_section): Add
841 reloc_symbol_changes parameter.
842 (Target_i386::do_calls_non_split): New function.
843 * x86_64.cc (Target_x86_64::relocate_section): Add
844 reloc_symbol_changes parameter.
845 (Target_x86_64::do_calls_non_split): New function.
846 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
848 * powerpc.cc (Target_powerpc::relocate_section): Add
849 reloc_symbol_changes parameter.
850 * sparc.cc (Target_sparc::relocate_section): Add
851 reloc_symbol_changes parameter.
852 * configure.ac: Call AM_CONDITIONAL for the default target.
853 * configure: Rebuild.
854 * testsuite/Makefile.am (TEST_AS): New variable.
855 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
856 (check_DATA): Add split_i386 and split_x86_64 files.
857 (SPLIT_DEFSYMS): Define.
858 (split_i386_[1234n].o): New targets.
859 (split_i386_[124]): New targets.
860 (split_i386_[1234r].stdout): New targets.
861 (split_x86_64_[1234n].o): New targets.
862 (split_x86_64_[124]): New targets.
863 (split_x86_64_[1234r].stdout): New targets.
864 (MOSTLYCLEANFILES): Add new executables.
865 * testsuite/split_i386.sh: New file.
866 * testsuite/split_x86_64.sh: New file.
867 * testsuite/split_i386_1.s: New file.
868 * testsuite/split_i386_2.s: New file.
869 * testsuite/split_i386_3.s: New file.
870 * testsuite/split_i386_4.s: New file.
871 * testsuite/split_i386_n.s: New file.
872 * testsuite/split_x86_64_1.s: New file.
873 * testsuite/split_x86_64_2.s: New file.
874 * testsuite/split_x86_64_3.s: New file.
875 * testsuite/split_x86_64_4.s: New file.
876 * testsuite/split_x86_64_n.s: New file.
877 * testsuite/testfile.cc (Target_test): Update relocation_section
879 * testsuite/Makefile.in: Rebuild.
881 2009-10-06 Ian Lance Taylor <iant@google.com>
883 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
884 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
885 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
886 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
887 the address on ldo_addrs_.
888 (Target_i386::Relocate::fix_up_ldo): New function.
890 2009-10-06 Rafael Espindola <espindola@google.com>
892 * plugin.cc (add_input_library): New.
893 (Plugin::load): Add add_input_library to tv.
894 (Plugin_manager::add_input_file): Add the is_lib argument.
895 (add_input_file): Update call to Plugin_manager::add_input_file.
896 (add_input_library): New.
897 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
899 2009-09-30 Doug Kwan <dougkwan@google.com>
901 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
902 symbol and call Symbol::may_need_copy_reloc to determine if
903 a copy reloc is needed.
904 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
905 nocopyreloc is given in command line.
906 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
907 given in command line.
908 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
909 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
910 of the removed Target_i386::may_need_copy_reloc.
911 * options.h (copyreloc): New option with default value false.
912 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
913 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
914 instead of the removed Target_powerpc::may_need_copy_reloc.
915 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
916 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
917 instead of the removed Target_sparc::may_need_copy_reloc.
918 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
919 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
920 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
921 instead of the removed Target_x86_64::may_need_copy_reloc.
923 2009-09-30 Ian Lance Taylor <iant@google.com>
925 * object.h (class Object): Remove target_ field, and target,
926 sized_target, and set_target methods.
927 (Object::sized_target): Remove.
928 (class Sized_relobj): Update declarations. Remove sized_target.
929 * object.cc (Sized_relobj::setup): Remove target parameter.
931 (Input_objects::add_object): Don't do anything with the target.
932 (make_elf_sized_object): Add punconfigured parameter. Change all
933 callers. Set or test parameter target.
934 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
936 * parameters.cc (Parameters::set_target): Change parameter type to
938 (Parameters::default_target): Remove.
939 (set_parameters_target): Change parameter type to be non-const.
940 (parameters_force_valid_target): New function.
941 (parameters_clear_target): New function.
942 * parameters.h (class Parameters): Update declarations. Remove
943 default_target method. Add sized_target and clear_target
944 methods. Change target_ to be non-const.
945 (set_parameters_target): Update declaration.
946 (parameters_force_valid_target): Declare.
947 (parameters_clear_target): Declare.
948 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
949 as NULL if we aren't searching.
950 (Add_symbols::run): Don't check for compatible target.
951 * fileread.cc (Input_file::open_binary): Call
952 parameters_force_valid_target.
953 * gold.cc (queue_middle_tasks): Likewise.
954 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
955 set_target on object.
956 * dynobj.h (class Sized_dynobj): Update declarations.
957 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
958 make_elf_object returns NULL.
959 (Archive::include_member): Don't check whether object target is
961 * output.cc (Output_section::add_input_section): Get target from
963 (Output_section::relax_input_section): Likewise.
964 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
966 (Sized_relobj::do_scan_relocs): Likewise.
967 (Sized_relobj::relocate_sections): Likewise.
968 * resolve.cc (Symbol_table::resolve): Likewise.
969 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
970 parameter. Change all callers.
971 (Symbol_table::add_from_object): Get target from parameters.
972 (Symbol_table::add_from_relobj): Don't check object target.
973 (Symbol_table::add_from_dynobj): Likewise.
974 (Symbol_table::define_special_symbol): Get target from
976 * symtab.h (class Symbol_table): Update declaration.
977 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
978 parameter. Change all callers. Clear parameter target.
979 (Binary_test): Test target here.
980 * testsuite/object_unittest.cc (gold_testsuite): Remove
981 target_test_pointer parameter. Change all callers.
982 (Object_test): Test target here.
984 2009-09-26 Ian Lance Taylor <iant@google.com>
986 * testsuite/initpri1.c: Don't try to use constructor priorities if
987 compiling with gcc before 4.3.
989 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
991 * testsuite/retain_symbols_file_test.sh (check_present): Change
992 output file name to retain_symbols_file_test.stdout.
993 (check_absent): Likewise.
995 2009-09-18 Craig Silverstein <csilvers@google.com>
997 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
998 * options.cc: Include <cerrno> and <fstream>.
999 (General_options::finalize): Parse -retain-symbols-file tag.
1000 * options.h: New flag.
1001 (General_options): New method should_retain_symbol, new
1002 variable symbols_to_retain.
1003 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1004 should_retain_symbol map.
1005 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1006 * testsuite/Makefile.in: Regenerate.
1007 * testsuite/retain_symbols_file_test.sh: New file.
1009 2009-09-18 Nick Clifton <nickc@redhat.com>
1011 * po/es.po: Updated Spanish translation.
1013 2009-09-17 Doug Kwan <dougkwan@google.com>
1015 * debug.h (DEBUG_RELAXATION): New constant.
1016 (DEBUG_ALL): Add DEBUG_RELAXATION.
1017 (debug_string_to_enum): Add relaxation debug option.
1019 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1020 Layout::Relaxation_debug_check::read_sections,
1021 Layout::Relaxation_debug_check::read_sections): New method definitions.
1022 (Layout::Layout): Initialize data members
1023 record_output_section_data_from_scrips_,
1024 script_output_section_data_list_ and relaxation_debug_check_.
1025 (Layout::save_segments, Layout::restore_segments,
1026 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1027 Layout::relaxation_loop_body): New method definitions.
1028 (Layout::finalize): Support relaxation. Move section layout code to
1029 Layout::relaxation_loop_body.
1030 (Layout::set_asection_address_from_script): Move code for orphan
1031 section placement out.
1032 (Layout::place_orphan_sections_in_script): New method definition.
1033 * layout.h (Output_segment_headers, Output_file_header):
1034 New forward class declarations.
1035 (Layout::~Layout): Define.
1036 (Layout::new_output_section_data_from_script): New method definition.
1037 (Layout::place_orphan_sections_in_script): New method declaration.
1038 (Layout::Segment_states): New type declaration.
1039 (Layout::save_segments, Layout::restore_segments,
1040 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1041 Layout::relaxation_loop_body): New method declarations.
1042 (Layout::Output_section_data_list): New type declaration.
1043 (Layout::Relaxation_debug_check): New class definition.
1044 (Layout::record_output_section_data_from_script_,
1045 Layout::script_output_section_data_list_, Layout::segment_states_,
1046 Layout::relaxation_debug_check_): New data members.
1047 * output.cc: (Output_section_headers::do_size): New method definition.
1048 (Output_section_headers::Output_section_headers): Move size
1049 computation to Output_section_headers::do_size.
1050 (Output_segment_headers::do_size): New method definition.
1051 (Output_file_header::Output_file_header): Move size computation to
1052 Output_file_header::do_size and call it.
1053 (Output_file_header::do_size): New method definition.
1054 (Output_data_group::Output_data_group): Adjust call to
1055 Output_section_data.
1056 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1057 (Output_symtab_xindex::do_write): Add array bound check.
1058 (Output_section::Input_section::print_to_mapfile): Handle
1059 RELAXED_INPUT_SECTION_CODE.
1060 (Output_section::Output_section): Initialize data member checkpoint_.
1061 (Output_section::~Output_section): Delete checkpoint object pointed
1063 (Output_section::add_input_section): Always add an Input_section if
1065 (Output_section::add_merge_input_section): Add assert.
1066 (Output_section::relax_input_section): New method definition.
1067 (Output_section::set_final_data_size): Set load address to zero for
1068 an unallocated section.
1069 (Output_section::do_address_and_file_offset_have_reset_values):
1070 New method definition.
1071 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1072 Handle relaxed input section.
1073 (Output_section::sort_attached_input_sections): Checkpoint input
1074 section list lazily.
1075 (Output_section::get_input_sections): Change type of input_sections to
1076 list of Simple_input_section pointers. Checkpoint input section list
1077 lazily. Also handle relaxed input sections.
1078 (Output_section::add_input_section_for_script): Take a reference to
1079 a Simple_input_section object instead of Relobj pointer and section
1080 index as parameter. Handle relaxed input sections.
1081 (Output_section::save_states, Output_section::restore_states): New
1083 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1084 (Output_data::is_data_size_fixed): New method definition.
1085 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1087 (Output_data::address_and_file_offset_have_reset_values): New method
1089 (Output_data::do_address_and_file_offset_have_reset_values): New method
1091 (Output_data::set_data_size): Check that data size is not fixed.
1092 (Output_data::fix_data_size): New method definition.
1093 (Output_data::is_data_size_fixed_): New data member.
1094 (Output_section_headers::set_final_data_size): New method definition.
1095 (Output_section_headers::do_size): New method declaration.
1096 (Output_segment_headers::set_final_data_size): New method definition.
1097 (Output_segment_headers::do_size): New method declaration.
1098 (Output_file_header::set_final_data_size)::New method definition.
1099 (Output_file_header::do_size)::New method declaration.
1100 (Output_section_data::Output_section_data): Add new parameter
1101 is_data_size_fixed and use it to fix data size.
1102 (Output_data_const::Output_data_const): Adjust call to base class
1103 constructor and fix data size.
1104 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1105 base class constructor and fix data size.
1106 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1107 base class constructor and fix data size.
1108 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1109 class constructor and fix data size.
1110 (Output_data_group::set_final_data_size): New method definition.
1111 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1112 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1113 class constructor and fix data size.
1114 (Output_relaxed_input_section): New class definition.
1115 (Output_section::Simple_input_section): New class definition.
1116 (Output_section::get_input_sections): Adjust parameter list.
1117 (Output_section::add_input_section_for_script): Same.
1118 (Output_section::save_states, Output_section::restore_states,
1119 Output_section::do_address_and_file_offset_have_reset_values,
1120 (Output_section::Input_section::Input_section): Handle
1121 RELAXED_INPUT_SECTION_CODE. Add new overload for
1122 Output_relaxed_input_section.
1123 (Output_section::Input_section::is_input_section,
1124 Output_section::Input_section::set_output_section): Handle relaxed
1126 (Output_section::Input_section::is_relaxed_input_section,
1127 Output_section::Input_section::output_section_data,
1128 Output_section::Input_section::relaxed_input_section): New method
1130 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1132 (Output_section::Input_section::u1_): Update comments.
1133 (Output_section::Input_section::u2_): Add new union member poris.
1134 (Output_section::Checkpoint_output_section): New classs definition.
1135 (Output_section::relax_input_section): New method declaration.
1136 (Output_section::checkpoint_): New data member.
1137 (Output_segment): Update comments.
1138 (Output_segment::Output_segment): Un-privatize copy constructor.
1139 (Output_segment::operator=): Un-privatize.
1140 * script-sections.cc (Output_section_element::Input_section_list):
1141 Change element type to Output_section::Simple_input_section.
1142 (Output_section_element_dot_assignment::set_section_addresses):
1143 Register output section data for relaxation clean up.
1144 (Output_data_exression::Output_data_expression): Adjust call to base
1145 constructor to fix data size.
1146 (Output_section_element_data::set_section_addresses): Register
1147 Output_data_expression object for relaxation clean up.
1148 (struct Input_section_info): Replace Relobj pointer and section index
1149 pair with Output_section::Simple_input_section and Convert struct to a
1151 (Input_section_sorter::operator()): Adjust access to
1152 Input_section_info data member to use accessors.
1153 (Output_section_element_input::set_section_addresses): Use layout
1154 parameter. Adjust code to use Output_section::Simple_input_section
1155 and Input_secction_info classes. Register filler for relaxation
1157 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1158 and section index pair with Output_section::Simple_input_section
1159 class. Adjust code accordingly.
1160 (Phdrs_element::release_segment): New method definition.
1161 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1163 (Script_sections::release_segments): New method definition.
1164 * gold/script-sections.h (Script_sections::release_segments): New
1166 * gold/target.h (Target::may_relax, Target::relax,
1167 Target::do_may_relax, Target::do_relax): New method definitions.
1169 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1171 * arm.cc (has_signed_unsigned_overflow): New function.
1172 (Arm_relocate_functions::abs8): New function.
1173 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1174 (Target_arm::Scan::global): Likewise.
1175 (Target_arm::relocate::relocate): Likewise.
1176 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1179 2009-09-16 Cary Coutant <ccoutant@google.com>
1181 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1182 * testsuite/Makefile.in: Regenerate.
1184 2009-09-11 Nick Clifton <nickc@redhat.com>
1186 * po/gold.pot: Updated by the Translation project.
1188 2009-09-08 Cary Coutant <ccoutant@google.com>
1190 * output.cc (Output_file::open): Add execute permission to empty file.
1191 * testsuite/Makefile.am (permission_test): New test.
1192 * testsuite/Makefile.in: Regenerate.
1194 2009-09-02 Ian Lance Taylor <iant@google.com>
1196 * output.cc (Output_file::resize): Call map_no_anonymous rather
1199 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1201 * gold.cc: Include "incremental.h".
1202 (queue_initial_tasks): Call Incremental_checker methods.
1203 * incremental.cc: Include "output.h".
1204 (Incremental_checker::can_incrementally_link_output_file): New
1206 * incremental.h (Incremental_checker): New class.
1208 * output.cc (Output_file::open_for_modification): New method.
1209 (Output_file::map_anonymous): Changed return type to bool. Record
1211 (Output_file::map_no_anonymous): New method, broken out of map.
1212 (Output_file::map): Use map_no_anonymous and map_anonymous.
1213 * output.h (class Output_file): Update declarations.
1215 2009-08-24 Cary Coutant <ccoutant@google.com>
1217 * options.h (Command_line::Pre_options): New class.
1218 (Command_line::pre_options): New member.
1219 * options.cc (gold::options::ready_to_register): New variable.
1220 (One_option::register_option): Do nothing if not registering options.
1221 Assert if same short option registered twice.
1222 (General_options::General_options): Turn off option registration when
1224 (Command_line::Pre_options::Pre_options): New constructor.
1226 2009-08-24 Cary Coutant <ccoutant@google.com>
1228 * options.h (General_options::no_keep_memory): Remove incorrect
1231 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1233 * Makefile.am (am__skiplex, am__skipyacc): New.
1234 * Makefile.in: Regenerate.
1236 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1238 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1239 (INCLUDES): ... this.
1240 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1241 (AM_CPPFLAGS): Renamed from ...
1242 (INCLUDE): ... this.
1243 * Makefile.in, testsuite/Makefile.in: Regenerate.
1245 * Makefile.in: Regenerate.
1246 * aclocal.m4: Likewise.
1247 * config.in: Likewise.
1248 * configure: Likewise.
1249 * testsuite/Makefile.in: Likewise.
1251 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1252 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1253 * Makefile.in: Regenerate.
1254 * testsuite/Makefile.in: Regenerate.
1256 2009-08-19 Cary Coutant <ccoutant@google.com>
1258 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1259 symbols in shared libraries overridden by hidden or internal symbols
1260 in the main program.
1262 2009-08-19 Chris Demetriou <cgd@google.com>
1264 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1265 checking source file names in error messages.
1267 2009-08-18 Doug Kwan <dougkwan@google.com>
1269 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1270 an elcpp::Ehdr as parameter. Adjust call to set_target.
1271 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1272 an elfcpp::Ehdr as parameter.
1273 * object.cc (Object::set_target): Remove the version that looks up
1274 a target and sets it.
1275 (Sized_relobj::setup): Take a Target object instead of
1276 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1277 (make_elf_sized_object): Find target and ask target to
1279 * object.h: (Object::set_target): Remove the version that looks up
1280 a target and sets it.
1281 (Sized_relobj::setup): Take a Target object instead of
1282 an elfcpp:Ehdr as parameter.
1283 * target.cc: Include dynobj.h.
1284 (Target::do_make_elf_object_implementation): New.
1285 (Target::do_make_elf_object): New.
1286 * target.h (Target::make_elf_object): New template declaration.
1287 (Target::do_make_elf_object): New method declarations.
1288 (Target::do_make_elf_object_implementation): New template declaration.
1290 2009-08-14 Ian Lance Taylor <iant@google.com>
1292 * gold.h (FUNCTION_NAME): Define.
1293 (gold_unreachable): Use FUNCTION_NAME.
1295 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1297 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1298 symbol in the --keep-unique list is not found.
1300 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1302 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1303 been maked as --keep-unique.
1304 (Icf::unfold_section): New function.
1305 * icf.h (Icf::unfold_section): New function.
1306 * options.h (General_options::keep_unique): New option.
1307 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1308 * testsuite/Makefile.in: Regenerate.
1309 * testsuite/icf_keep_unique_test.sh: New file.
1310 * testsuite/icf_keep_unique_test.cc: New file.
1312 2009-08-12 Cary Coutant <ccoutant@google.com>
1315 * resolve.cc (Symbol_table::resolve): Check for references from
1316 dynamic objects to hidden and internal symbols.
1317 * testsuite/Makefile.am (hidden_test.sh): New test.
1318 * testsuite/Makefile.in: Regenerate.
1319 * testsuite/hidden_test.sh: New script.
1320 * testsuite/hidden_test_1.c: New test source.
1321 * testsuite/hidden_test_main.c: New test source.
1323 2009-08-11 Doug Kwan <dougkwan@google.com>
1325 * arm.cc: Update comments.
1326 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1327 segment to locate the .ARM.exidx section if present.
1329 2009-08-09 Doug Kwan <dougkwan@google.com>
1331 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1334 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1335 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1338 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1340 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1341 valid tls_segment only for non-debug-section relocations.
1342 * testsuite/Makefile.am: Add gc_tls_test.
1343 * testsuite/Makefile.in: Regenerate.
1344 * testsuite/gc_tls_test.cc: New file.
1345 * testsuite/gc_tls_test.sh: New file.
1347 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1351 * Makefile.am (CCFILES): Add icf.cc.
1353 * Makefile.in: Regenerate.
1354 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1355 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1356 section, symbol and addend information for the relocs.
1357 * gold.cc (queue_middle_tasks): Call identical code folding.
1358 * gold.h: Add defines for multimap.
1359 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1360 to the call of finalize_local_symbols.
1361 * main.cc (main): Create object of class Icf.
1362 * object.cc (Sized_relobj::do_layout): Allow this function to be
1363 called twice during icf.
1364 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1365 to sections marked as identical by icf.
1366 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1368 (Sized_relobj::do_section_entsize): New function.
1369 * object.h (Object::section_entsize): New function.
1370 (Object::do_section_entsize): New pure virtual function.
1371 (Relobj::finalize_local_symbols): Add new parameter.
1372 (Relobj::do_section_entsize): New function.
1373 * options.h (General_options::icf): New option.
1374 (General_options::icf_iterations): New option.
1375 (General_options::print_icf_sections): New option.
1376 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1377 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1378 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1380 * symtab.cc (Symbol_table::is_section_folded): New function.
1381 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1382 to sections marked as identical by icf.
1383 * symtab.h (Symbol_table::set_icf): New function.
1384 (Symbol_table::icf): New function.
1385 (Symbol_table::is_section_folded): New function.
1386 (Symbol_table::icf_): New data member.
1387 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1388 * testsuite/Makefile.am: Add commands to build icf_test.
1389 * testsuite/Makefile.in: Regenerate.
1390 * testsuite/icf_test.sh: New file.
1391 * testsuite/icf_test.cc: New file.
1393 2009-07-24 Chris Demetriou <cgd@google.com>
1395 * layout.cc (is_compressible_debug_section): Fix incorrect
1396 comment about compressed section names.
1398 2009-07-20 Ian Lance Taylor <ian@airs.com>
1401 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1403 2009-07-16 Ian Lance Taylor <iant@google.com>
1406 * layout.h: #include <map>.
1407 (class Kept_section): Change from struct to class. Add accessors
1408 and setters. Add section size to Comdat_group mapping. Change
1409 Comdat_group to std::map. Add is_comdat_ field. Add
1410 linkonce_size field in union.
1411 (class Layout): Update declaration of find_or_add_kept_section.
1412 Don't declare find_kept_object.
1413 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1414 parameter. Add object, shndx, is_comdat, and is_group_name
1415 parameters. Change all callers. Adjust for new Kept_section.
1416 (Layout::find_kept_object): Remove.
1417 * object.cc (Sized_relobj::include_section_group): Update use of
1418 Kept_section. Rename secnum to shndx. Only record
1419 Kept_comdat_section if sections are the same size.
1420 (Sized_relobj::include_linkonce_section): Update use of
1421 Kept_section. Only record Kept_comdat_section if sections are the
1422 same size. Set size of linkonce section.
1423 (Sized_relobj::map_to_kept_section): Update call to
1424 get_kept_comdat_section.
1425 * object.h (class Sized_relobj): Rename fields in
1426 Kept_comdat_section to drop trailing underscores; change object
1427 field to Relobj*. Change Kept_comdat_section_table to store
1428 struct rather than pointer.
1429 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1430 Add kept_object and kept_shndx parameters. Change all callers.
1431 (Sized_relobj::get_kept_comdat_section): Change return type to
1432 bool. Add kept_object and kept_shndx parameters. Change all
1434 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1435 Layout::find_or_add_kept_section.
1437 2009-07-09 Ian Lance Taylor <iant@google.com>
1439 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1440 Reserve space in the hash table.
1442 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1444 * fileread.cc (File_read::get_mtime): New method.
1445 * fileread.h (Timespec): New structure.
1446 (File_read::get_mtime): New method.
1447 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1448 Renamed from timestamp_nsec.
1449 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1451 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1453 (Incremental_inputs::report_archive): Save mtime; style fix.
1454 (Incremental_inputs::report_obejct): Save mtime; style fix.
1455 (Incremental_inputs::report_script): Save mtime; style fix.
1456 (Incremental_inputs::finalize_inputs): Style fix.
1457 (Incremental_inputs::finalize): Style fix.
1458 (Incremental_inputs::create_input_section_data): Store inputs
1460 * incremental.h (Incremental_inputs::report_script): Add mtime
1462 (Incremental_inputs::Input_info::Input_info): Intialize only one
1464 (Incremental_inputs::Input_info::archive): Move to nameless
1466 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1467 (Incremental_inputs::Input_info::script): Move to nameless union.
1468 (Incremental_inputs::mtime): New field.
1469 * script.cc (read_input_script): Pass file mtime to
1471 * script.h (Script_info::inputs): Style fix.
1473 2009-07-01 Ian Lance Taylor <ian@airs.com>
1475 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1478 2009-06-24 Ian Lance Taylor <iant@google.com>
1481 * layout.cc (Layout::choose_output_section): If we find an
1482 existing section, update the flags.
1483 (Layout::create_notes): New function, broken out of
1485 (Layout::finalize): Don't create note sections.
1486 (Layout::create_note): Don't crash if linker script discards
1488 (Layout::create_gold_note): Likewise.
1489 (Layout::create_build_id): Likewise. Don't set
1490 after_input_sections on the section.
1491 (Layout::create_executable_stack_info): Remove target parameter.
1493 * layout.h (class Layout): Declare create_notes. Update
1494 declaration of create_executable_stack_info.
1495 * gold.cc (queue_middle_tasks): Call create_notes.
1496 * output.cc (Output_section::update_flags_for_input_section): Move
1497 here from output.h. If SHF_ALLOC flag is newly set, mark address
1499 * output.h (Output_data::mark_address_invalid): New function.
1500 (class Output_section): Only declare, not define,
1501 update_flags_for_input_section. Remove set_flags.
1503 2009-06-24 Ian Lance Taylor <iant@google.com>
1505 * script-sections.cc (Output_section_definition::
1506 set_section_addresses): Rename shadowing local load_address to
1509 2009-06-24 Ian Lance Taylor <iant@google.com>
1512 * reloc.cc (relocate_sections): Skip empty relocation sections.
1514 2009-06-23 Ian Lance Taylor <iant@google.com>
1517 * layout.cc (Layout::create_note): Use choose_output_section
1518 rather than make_output_section.
1520 2009-06-23 Ian Lance Taylor <iant@google.com>
1523 * options.cc (General_options::parse_V): Set printed_version_.
1524 (General_options::General_options): Initialize printed_version_.
1525 * options.h (class General_options): Add printed_version_ field.
1526 * gold.cc (queue_initial_tasks): If there are no input files,
1527 don't give a fatal error if we printed the version information.
1528 (queue_middle_tasks): If using -r with a shared object, give a
1529 fatal error rather than an ordinary error.
1531 2009-06-23 Ian Lance Taylor <iant@google.com>
1534 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1535 (Layout::make_output_section): Set have_stabstr_section_ if we see
1536 a .stab*str section.
1537 (Layout::finalize): Call link_stabs_sections.
1538 (Layout::link_stabs_sections): New file.
1539 * layout.h (class Layout): Add have_stabstr_section_ field.
1540 Declare link_stabs_sections.
1542 2009-06-23 Doug Kwan <dougkwan@google.com>
1544 * Makefile.am (libgold_a_LIBADD): New.
1545 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1546 * Makefile.in: Regenerate.
1547 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1548 * configure: Regenerate.
1549 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1550 * fileread.cc: Include sys/state.h
1551 * gold.h: Declare memmem and strndup if found missing.
1552 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1554 2009-06-23 Ian Lance Taylor <iant@google.com>
1556 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1557 * configure: Rebuild.
1559 2009-06-23 Ian Lance Taylor <iant@google.com>
1562 * object.cc (Object::section_contents): Don't try to get a view if
1563 the section has length zero.
1564 (Object::handle_gnu_warning_section): If the section is empty, use
1565 the name of the section as the warning.
1567 2009-06-23 Ian Lance Taylor <iant@google.com>
1570 * stringpool.h (class Stringpool_template): Add optimize_ field.
1571 (Stringpool_template::set_optimize): New function.
1572 * stringpool.cc (Stringpool_template::Stringpool_template):
1573 Initialize optimize_ field.
1574 (Stringpool_template::set_string_offsets): Test local optimize
1575 fild rather than parameter.
1576 * layout.cc (Layout::Layout): Call set_optimize on the section
1579 2009-06-22 Ian Lance Taylor <iant@google.com>
1582 * yyscript.y: Parse TARGET.
1583 * script.cc (script_set_target): New function.
1584 * script-c.h (script_set_target): Declare.
1585 * options.cc (General_options::string_to_object_format): Rename
1586 from string_to_object_format in anonymous namespace. Change
1588 * options.h (class General_options): Declare
1589 string_to_object_format.
1591 2009-06-22 Ian Lance Taylor <iant@google.com>
1593 * script-sections.cc (Script_sections::create_segments): Don't put
1594 program headers in a PT_LOAD segment if -n or -N.
1596 2009-06-22 Ian Lance Taylor <iant@google.com>
1599 * options.h (class General_options): Add -z lazy and -z now. Sort
1600 -z options into alphabetical order.
1601 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1603 2009-06-21 Ian Lance Taylor <iant@google.com>
1605 * layout.cc (Layout::make_output_section): Call
1606 Target::new_output_section.
1607 (Layout::attach_allocated_section_to_segment): Put large section
1608 sections in a separate load segment with the large segment flag
1610 (Layout::segment_precedes): Sort large data segments after other
1612 (align_file_offset): New static function.
1613 (Layout::set_segment_offsets): Use align_file_offset.
1614 * output.h (class Output_section): Add is_small_section_ and
1615 is_large_section_ fields.
1616 (Output_section::is_small_section): New function.
1617 (Output_section::set_is_small_section): New function.
1618 (Output_section::is_large_section): New function.
1619 (Output_section::set_is_large_section): New function.
1620 (Output_section::is_large_data_section): New function.
1621 (class Output_segment): Add is_large_data_segment_ field.
1622 (Output_segment::is_large_data_segment): New function.
1623 (Output_segment::set_is_large_data_segment): New function.
1624 * output.cc (Output_section::Output_section): Initialize new
1626 (Output_segment::Output_segment): Likewise.
1627 (Output_segment::add_output_section): Add assertion that large
1628 data sections always go in large data segments. Force small data
1629 sections to the end of the list of data sections. Force small BSS
1630 sections to the start of the list of BSS sections. For large BSS
1631 sections to the end of the list of BSS sections.
1632 * symtab.h (class Symbol): Declare is_common_shndx.
1633 (Symbol::is_defined): Check Symbol::is_common_shndx.
1634 (Symbol::is_common): Likewise.
1635 (class Symbol_table): Define enum Commons_section_type. Update
1636 declarations. Add small_commons_ and large_commons_ fields.
1637 * symtab.cc (Symbol::is_common_shndx): New function.
1638 (Symbol_table::Symbol_table): Initialize new fields.
1639 (Symbol_table::add_from_object): Put small and large common
1640 symbols in the right list.
1641 (Symbol_table::sized_finalized_symbol): Check
1642 Symbol::is_common_shndx.
1643 (Symbol_table::sized_write_globals): Likewise.
1644 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1645 common symbol lists. Don't call do_allocate_commons_list if the
1647 (Symbol_table::do_allocate_commons_list): Remove is_tls
1648 parameter. Add comons_section_type parameter. Change all
1649 callers. Handle small and large common symbols.
1650 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1651 Symbol::is_common_shndx.
1652 * resolve.cc (symbol_to_bits): Likewise.
1653 * target.h (Target::small_common_shndx): New function.
1654 (Target::small_common_section_flags): New function.
1655 (Target::large_common_shndx): New function.
1656 (Target::large_common_section_flags): New function.
1657 (Target::new_output_section): New function.
1658 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1659 small_common_section_flags, and large_common_section_flags
1661 (Target::do_new_output_section): New virtual function.
1662 * arm.cc (Target_arm::arm_info): Initialize new fields.
1663 * i386.cc (Target_i386::i386_info): Likewise.
1664 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1666 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1667 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1668 (Target_x86_64::do_new_output_section): New function.
1669 * configure.ac: Define conditional MCMODEL_MEDIUM.
1670 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1671 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1672 (large_LDFLAGS): Define.
1673 * testsuite/large.c: New file.
1674 * testsuite/testfile.cc (Target_test::test_target_info):
1675 Initialize new fields.
1676 * configure, testsuite/Makefile.in: Rebuild.
1678 2009-06-05 Doug Kwan <dougkwan@google.com>
1680 * Makefile.am (CCFILES): Add target.cc.
1681 * Makefile.in: Regenerate.
1682 * i386.cc (class Target_i386): Define new virtual method to
1683 override do_is_local_label_name in parent.
1684 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1685 local symbols if --discard-locals or -X is given.
1686 * options.h (class General_options): Declare new options
1687 '--discard-locals' and '-X' for discarding locals.
1688 * target.h (class Target): Define new methods is_local_label_name.
1689 Declare new virtual method do_is_local_label_name.
1690 * target.cc: New file.
1691 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1692 (check_SCRIPTS): Add discard_locals_test.sh.
1693 (check_DATA): Add discard_local_tests.syms.
1694 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1695 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1696 * testsuite/Makefile.in: Regenerate.
1697 * testsuite/discard_locals_test.c: New file.
1698 * testsuite/discard_locals_test.sh: Same.
1700 2009-06-05 Doug Kwan <dougkwan@google.com>
1702 * object.cc (Sized_relobj::Sized_relobj): Initialize
1703 discarded_eh_frame_shndx_ to -1U.
1704 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1706 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1707 a discarded .eh_frame section.
1708 (Sized_relobj::do_finalize_local_symbols): Ditto.
1709 * object.h (class Sized_relobj): Declare new member
1710 discarded_eh_frame_shndx_.
1711 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1712 (local_labels_test.o, local_labels_test): New rules.
1713 * testsuite/Makefile.in: Regenerate.
1715 2009-06-04 Doug Kwan <dougkwan@google.com>
1717 * layout.cc (Layout::section_name_mapping): Add mapping for
1718 special ARM sections.
1720 2009-06-03 Doug Kwan <dougkwan@google.com>
1722 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1723 (utils::has_overflow): Same.
1725 2009-06-03 Ian Lance Taylor <iant@google.com>
1727 * layout.cc (Layout::section_name_mapping): New array, replacing
1728 Layout::linkonce_mapping.
1729 (Layout::section_name_mapping_count): New variable, replacing
1730 Layout::linkonce_mapping_count.
1731 (Layout::linkonce_output_name): Remove.
1732 (Layout::output_section_name): Rewrite.
1733 * layout.h (class Layout): Rename Linkonce_mapping to
1734 Section_name_mapping, linkonce_mapping to section_name_mapping,
1735 linkonce_mapping_count to section_name_mapping_count. Don't
1736 declare linkonce_output_name.
1738 2009-06-03 Doug Kwan <dougkwan@google.com>
1740 * gold/arm.cc (namespace utils): New.
1741 (Target_arm::reloc_is_non_pic): Define new method.
1742 (class Arm_relocate_functions): New.
1743 (Target_arm::Relocate::relocate): Handle relocation types used by
1746 2009-06-03 Ian Lance Taylor <iant@google.com>
1748 * arm.cc (Target_arm::scan::global): Use || instead of |.
1750 2009-06-02 Doug Kwan <dougkwan@google.com>
1752 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1753 issued_non_pic_error_.
1754 (class Target_arm::Scan): Declare new method check_non_pic.
1755 Define new method symbol_needs_plt_entry.
1756 Declare new data member issued_non_pic_error_.
1757 (class Target_arm::Relocate): Declare new method
1758 should_apply_static_reloc.
1759 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1760 (Target_arm::Scan::check_non_pic): Define new method.
1761 (Target_arm::Scan::local): Handle a small subset of reloc types used
1763 (Target_arm::Scan::local): Same.
1764 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1766 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1768 * incremental.cc (Incremental_inputs::report_command_line): Filter
1769 out --incremental-* options.
1771 2009-05-29 Doug Kwan <dougkwan@google.com>
1773 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1775 (class Target_arm): Update comment.
1776 (Target_arm::Target_arm): Initialize new data members GOT_,
1777 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1778 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1779 and Target_arm::rel_dyn_section.
1780 Declare new_enum Target_arm::Got_type.
1781 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1783 Update commments for member do_dynsym_value.
1784 (Target_arm::got_size, Target_arm::plt_section,
1785 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1786 new methods inside class defintion.
1787 (Target_arm::got_section): Define new method.
1788 (Target_arm::rel_dyn_section): Same.
1789 (Output_data_plt_arm): New template class.
1790 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1791 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1792 (Output_data_plt_arm::add_entry): Same.
1793 (Output_data_plt_arm::first_plt_entry): Define new
1794 static data member for PLT instruction template.
1795 (Output_data_plt_arm::plt_entry): Same.
1796 (Output_data_plt_arm::do_write): Define new method.
1797 (Target_arm::make_plt_entry): Same.
1798 (Target_arm::do_finalize_sections): Same.
1799 (Target_arm::do_dynsym_value): Same.
1801 2009-05-28 Doug Kwan <dougkwan@google.com>
1803 * Makefile.am (TARGETSOURCES): Add arm.cc.
1804 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1805 * Makefile.in: Regenerate.
1807 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1809 2009-05-26 Doug Kwan <dougkwan@google.com>
1811 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1812 (General_options::check_excluded_libs): Strip off directories in
1813 archive name before matching like GNU ld does.
1814 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1815 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1816 (exclude_libs_test_LDFLAGS): Add linker option
1817 -Wl,--exclude-libs,libexclude_libs_test_3
1818 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1819 an explicit archive without using -l.
1820 (alt/libexclude_libs_test_3.a): New make rule.
1821 * testsuite/Makefile.in: Regenerate.
1822 * testsuite/exclude_libs_test.c : Declare lib3_default().
1824 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1825 * exclude_libs_test_3.c: New file.
1827 2009-05-26 Nick Clifton <nickc@redhat.com>
1829 * po/id.po: New Indonesian translation.
1830 * po/gold.pot: Updated template file.
1832 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1834 * testsuite/Makefile.am: Add -ffunction-sections to compile
1835 gc_comdat_test files. Add -Wl,--gc-sections to build
1837 * testsuite/Makefile.in: Regenerate.
1838 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1840 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1842 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1843 kept comdat section was garbage collected.
1844 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1845 * testsuite/Makefile.in: Regenerate.
1846 * testsuite/gc_comdat_test.sh: New file.
1847 * testsuite/gc_comdat_test_1.cc: New file.
1848 * testsuite/gc_comdat_test_2.cc: New file.
1850 2009-05-19 Doug Kwan <dougkwan@google.com>
1852 * archive.cc (Archive::Archive): Move constructor from archive.h
1853 to here. Initialize no_export_.
1854 (Archive::get_elf_object_for_member): Set no_export flag of object.
1855 * archive.h (Archive::Archive): Move constructor body to
1857 (Archive::no_export): New method.
1858 (Archive::no_export_): New field.
1859 * object.h (Object::Object): Initialize no_export_ to false.
1860 (Object::no_export, Object::set_no_export): New methods.
1861 (Object::no_export_): New field.
1862 * options.cc (General_options::parse_exclude_libs): New method.
1863 (General_options::check_excluded_libs) Same.
1864 * options.h (exclude_libs): New option.
1865 (General_options::check_excluded_libs): New method declaration.
1866 (General_options::excluded_libs_): New field.
1867 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1868 default or protected visibility if an object has no-export flag set.
1869 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1870 (check_SCRIPTS): Add exclude_libs_test.sh.
1871 (check_DATA): Add exclude_libs_test.syms.
1872 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1873 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1874 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1875 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1876 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1877 libexclude_libs_test_2.a): New rules.
1878 * testsuite/Makefile.in: Regenerate.
1879 * testsuite/exclude_libs_test.c: New file.
1880 * testsuite/exclude_libs_test.sh: Ditto.
1881 * testsuite/exclude_libs_test_1.c: Ditto.
1882 * testsuite/exclude_libs_test_2.c: Ditto.
1884 2009-05-15 Ian Lance Taylor <iant@google.com>
1886 * configure.ac: Check for declarations for cases where libiberty.h
1887 checks HAVE_DECL_xxx.
1888 * configure, config.in: Rebuild.
1890 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1892 * gold.h (Incremental_argument_list): Remove (invalid) forward
1894 * incremental.cc (Incremental_inputs::report_achive): New method.
1895 (Incremental_inputs::report_object): New method.
1896 (Incremental_inputs::report_script): New method.
1897 (Incremental_inputs::finalize_inputs): New method.
1898 (Incremental_inputs::finalize): Call finalize_inputs().
1899 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1900 Create inputs entries.
1901 * incremental.h (Incremental_input_type): New enum.
1902 (Incremental_inputs::Incremental_input): Initialize new fields.
1903 (Incremental_inputs::report_inputs): New method.
1904 (Incremental_inputs::report_achive): New method.
1905 (Incremental_inputs::report_object): New method.
1906 (Incremental_inputs::report_script): New method.
1907 (Incremental_inputs::finalize_inputs): New method.
1908 (Incremental_inputs::Input_info): New struct.
1909 (Incremental_inputs::Input_info_map): New typedef.
1910 (Incremental_inputs::lock_): New field.
1911 (Incremental_inputs::Inputs_): New field.
1912 (Incremental_inputs::Inputs_map): New field.
1913 * main.cc (main): Call Incremental_input::report_inputs.
1914 * options.h (Input_argument_list): Typedef moved from
1916 (Input_file_group::Files): Remove, use ::Input_argument_list.
1917 (Input_file_group::Input_argument_list): Remove, use
1918 ::Input_argument_list.
1919 * plugin.cc (Plugin_manager::add_input_file): Add error in
1921 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1923 * script.cc (read_input_script): Call
1924 Incremental_input::report_script.
1925 * script.h (Script_info): New class.
1927 2009-04-27 Ian Lance Taylor <iant@google.com>
1929 * x86_64.cc (do_adjust_output_section): Set entsize to
1932 2009-04-23 Elliott Hughes <enh@google.com>
1934 * output.cc (Output_file::close): After short writes, continue
1935 writing from the correct offset in the buffer being written.
1937 2009-04-23 Chris Demetriou <cgd@google.com>
1939 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1940 * configure: Regenerate.
1941 * config.in: Regenerate.
1942 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1943 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1945 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1947 * incremental.cc (Incremental_inputs_header_data): Renamed from
1948 Incremental_input_header_data.
1949 (Incremental_inputs_header_data::data_size): New field.
1950 (Incremental_inputs_header_data::put_input_file_count): Renamed
1951 from input_file_count.
1952 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1953 from command_line_offset.
1954 (Incremental_inputs_header_data::put_reserved): Renamed from
1956 (Incremental_inputs_entry_data): Renamed from
1957 Incremental_input_entry_data.
1958 (Incremental_inputs_entry_data::data_size): New field.
1959 (Incremental_inputs::report_command_line): New method.
1960 (Incremental_inputs::finalize): New method.
1961 (Incremental_inputs::create_incremental_inputs_data): New method.
1962 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1963 * incremental.h: New file.
1964 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1965 (Layout::finalize): Create incremental inputs section in
1967 (Layout::create_incremental_info_sections): New method.
1968 * layout.h (Layout::incremental_inputs): New method.
1969 (Layout::create_incremental_info_sections): New method.
1970 (Layout::incremental_inputs_): New field.
1971 * main.cc (main): Notify Incremental_input of the command line.
1973 2009-04-01 Ian Lance Taylor <iant@google.com>
1974 Mikolaj Zalewski <mikolajz@google.com>
1976 * gold.h (reserve_unordered_map): Define, three versions, one for
1977 each version of Unordered_map.
1978 * layout.cc (Layout::Layout): Remove options parameter. Add
1979 number_of_input_files parameter. Don't initialize options_.
1980 Initialize number_of_input_files_ and resized_signatures_. Move
1981 sections_are_attached_.
1982 (Layout::layout_group): Reserve space for group_signatures_.
1983 (Layout::find_or_add_kept_section): Change name parameter to be a
1984 reference. Resize signatures_ map when it gets large enough.
1985 (Layout::layout_eh_frame): Use parameters->options() instead of
1987 (Layout::make_output_section): Likewise.
1988 (Layout::attach_allocated_section_to_segment): Likewise.
1989 (Layout::finalize, Layout::create_executable_stack): Likewise.
1990 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1991 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1992 * layout.h (class Layout): Update declarations. Remove options_
1993 field. Add number_of_input_files_ and resized_signatures_
1994 fields. Move sections_are_attached_ field.
1995 * main.cc (main): Pass number of input files to Layout
1996 constructor. Don't pass options.
1998 2009-03-30 Ian Lance Taylor <iant@google.com>
2000 * ffsll.c (ffsll): Correct implementation.
2002 2009-03-27 Ian Lance Taylor <iant@google.com>
2004 * ffsll.c: New file.
2005 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2006 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2007 * ftruncate.c (ftruncate): Declare before definition.
2008 * mremap.c (mremap): Likewise.
2009 * pread.c (pread): Likewise.
2010 * configure, Makefile.in, config.in: Rebuild.
2012 * mremap.c: New file.
2013 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2014 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2015 (mremap): Declare if HAVE_MREMAP is not defined.
2016 * configure, Makefile.in, config.in: Rebuild.
2018 2009-03-27 Cary Coutant <ccoutant@google.com>
2020 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2021 position independent.
2022 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2023 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2025 2009-03-24 Cary Coutant <ccoutant@google.com>
2027 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2029 (needs_dynamic_reloc): Likewise.
2031 2009-03-24 Ian Lance Taylor <iant@google.com>
2033 * yyscript.y (file_cmd): Recognize EXTERN.
2034 (extern_name_list, extern_name_list_body): New nonterminals.
2035 * script.cc (script_add_extern): Define.
2036 * script-c.h (script_add_extern): Declare.
2038 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2040 * object.cc (is_elf_object): Define.
2041 * object.h (is_elf_object): Declare.
2042 * archive.cc (Archive::get_elf_object_for_member): Call
2044 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2046 2009-03-24 Elliott Hughes <enh@google.com>
2048 * output.cc (Output_file::map_anonymous): Define.
2049 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2050 try an anonymous one. Report the size if the mmap fails.
2051 * output.h (class Output_file): Declare map_anonymous.
2053 2009-03-24 Ian Lance Taylor <iant@google.com>
2055 * target-select.cc (instantiate_target): Don't acquire the lock if
2056 the instantiated_target_ field has already been set.
2058 2009-03-23 Ian Lance Taylor <iant@google.com>
2060 * gold-threads.h (class Initialize_lock): Define.
2061 * gold-threads.cc (class Initialize_lock_once): Define.
2062 (initialize_lock_control): New static variable.
2063 (initialize_lock_pointer): New static variable.
2064 (initialize_lock_once): New static function.
2065 (Initialize_lock::Initialize_lock): Define.
2066 (Initialize_lock::initialize): Define.
2067 * target-select.h: Include "gold-threads.h".
2068 (class Target_selector): Add lock_ and initialize_lock_ fields.
2069 Don't define instantiate_target, just declare it.
2070 * target-select.cc (Target_selector::Target_selector): Initialize
2072 (Target_selector::instantiate_target): Define.
2073 * descriptors.h: Include "gold-threads.h".
2074 (class Descriptors): Add initialize_lock_ field.
2075 * descriptors.cc (Descriptors::Descriptors): Initialize new
2077 (Descriptors::open): Use initialize_lock_ field
2078 * errors.h (class Errors): Add initialize_lock_ field.
2079 * errors.cc (Errors::Errors): Initialize new field.
2080 (Errors::initialize_lock): Use initialize_lock_ field.
2081 * powerpc.cc (class Target_selector_powerpc): Remove
2082 instantiated_target_ field. In do_recognize call
2083 instantiate_target rather than do_instantiate_target. In
2084 do_instantiate_target just allocate a new target.
2085 * sparc.cc (class Target_selector_sparc): Likewise.
2087 * freebsd.h: New file.
2088 * i386.cc: Include "freebsd.h".
2089 (Target_i386): Derive from Target_freebsd rather than
2091 (Target_selector_i386): Derive from Target_selector_freebsd rather
2092 than Target_selector.
2093 * x86_64.cc: Include "freebsd.h".
2094 (Target_x86_64): Derive from Target_freebsd rather than
2096 (Target_selector_x86_64): Derive from Target_selector_freebsd
2097 rather than Target_selector.
2098 * target.h (class Target): Add adjust_elf_header and
2099 do_adjust_elf_header.
2100 * output.cc (Output_file_header:: do_sized_write): Call target
2101 adjust_elf_header routine.
2102 * configure.tgt: Set targ_osabi.
2103 * configure.ac: Define GOLD_DEFAULT_OSABI.
2104 * parameters.cc (Parameters::default_target): Pass
2105 GOLD_DEFAULT_OSABI to select_target.
2106 * target-select.h (class Target_selector): Make instantiate_target
2107 protected rather than private.
2108 * Makefile.am (HFILES): Add freebsd.h.
2109 * configure, Makefile.in, config.in: Rebuild.
2111 * merge.cc (do_add_input_section): Correct pend value. Change
2112 message about last entry not being null terminated from error to
2115 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2117 * incremental.cc: New file.
2118 * Makefile.am (CCFILES): Add incremental.cc.
2119 * Makefile.in: Rebuild.
2121 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2123 * layout.cc (Layout::output_section_name): Preserve names
2124 of '.note.' sections.
2126 2009-03-19 Ian Lance Taylor <iant@google.com>
2128 * descriptors.cc (Descriptors::open): Check that the options are
2129 valid before using them.
2131 2009-03-18 Ian Lance Taylor <iant@google.com>
2133 * script-sections.h: Include <list>.
2134 (class Script_sections): Change Sections_elements from std::vector
2135 to std::list. Typedef public Elements_iterator. Add
2136 orphan_section_placement_, data_segment_align_start_, and
2137 saw_data_segment_align_ fields. Remove data_segment_align_index_
2139 * script-sections.cc (class Orphan_section_placement): New class.
2140 (class Sections_element): Add virtual functions is_relro and
2141 orphan_section_init. Remove virtual function place_orphan_here.
2142 (class Output_section_definition): Add is_relro and
2143 orphan_section_init. Remove place_orphan_here.
2144 (class Orphan_output_section): Likewise.
2145 (Script_sections::Script_sections): Update for field changes.
2146 (Script_sections::data_segment_align): Set saw_data_segment_align_
2147 and data_segment_align_start_, not data_segment_align_index.
2148 (Script_sections::data_segment_relro_end): Check
2149 saw_data_segment_align_. Use data_segment_align_start_ rather
2150 than data_segment_align_index_.
2151 (Script_sections::place_orphan): Rewrite to use
2152 Orphan_section_placement.
2154 2009-03-17 Ian Lance Taylor <iant@google.com>
2156 * archive.cc (Archive::add_symbols): Check for a version attached
2157 to the symbol name in the archive map.
2158 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2159 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2160 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2161 (ver_test_11.a): New target.
2162 * testsuite/Makefile.in: Rebuild.
2164 * configure.ac: Check for chsize and posix_fallocate. Replace
2166 * ftruncate.c: New file, from gnulib.
2167 * output.cc (posix_fallocate): Define dummy version if not
2168 HAVE_POSIX_FALLOCATE.
2169 (Output_file::map): Call posix_fallocate rather than lseek and
2171 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2172 * configure, Makefile.in, config.in: Rebuild.
2174 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2176 * layout.h (Layout::create_note): Add section_name parameter.
2177 * layout.cc (Layout::create_note): Likewise.
2178 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2180 2009-03-17 Ian Lance Taylor <iant@google.com>
2182 * descriptors.cc: Include "options.h".
2183 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2184 (Descriptors::open): Always use O_CLOEXEC when opening a new
2185 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2186 then set FD_CLOEXEC.
2188 * sparc.cc (class Target_sparc): Add has_got_section.
2189 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2190 make sure we have a GOT section.
2192 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2193 (Target_sparc::Scan::local): Likewise.
2194 (Target_sparc::Scan::global): Likewise.
2195 (Target_sparc::Relocate::relocate): Likewise.
2196 (Target_sparc::Relocate::relocate_tls): Likewise.
2198 * symtab.cc (Symbol_table::define_default_version): New function,
2199 broken out of add_from_object.
2200 (Symbol_table::add_from_object): Call define_default_version.
2201 (Symbol_table::define_special_symbol): Add resolve_oldsym
2202 parameter. Change all callers. If the version for a symbol comes
2203 from a version script, resolve it with the symbol with the same
2204 name with no version. Also add the symbol without a version if
2206 (do_define_in_output_data): If resolving with oldsym, don't delete
2208 (do_define_in_output_segment): Likewise.
2209 (do_define_as_constant): Likewise.
2210 * symtab.h (class Symbol_table): Update declarations.
2212 2009-03-13 Ian Lance Taylor <iant@google.com>
2214 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2215 (Read_symbols::requeue): New function.
2216 (Read_symbols::do_read_symbols): If make_elf_object fails because
2217 the target type is not configured, and the file was searched for,
2218 issue a warning and retry with the next directory.
2219 (Add_symbols::run): If the file has an incompatible format, and
2220 it was searched for, requeue the Read_symbols task. On error,
2222 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2223 dirindex parameter to constructor. Change all callers. Declare
2224 incompatible_warning and requeue.
2225 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2226 input_argument_ and input_group_ fields. Add them to
2227 constructor. Change all callers.
2228 (class Read_script): Add dirindex_ field. Add it to constructor.
2230 * archive.cc (Archive::setup): Remove input_objects parameter.
2232 (Archive::get_file_and_offset): Likewise.
2233 (Archive::read_all_symbols): Likewise.
2234 (Archive::read_symbols): Likewise.
2235 (Archive::get_elf_object_for_member): Remove input_objects
2236 parameter. Add punconfigured parameter. Change all callers.
2237 (Archive::add_symbols): Change return type to bool. Check return
2238 value of include_member.
2239 (Archive::include_all_members): Likewise.
2240 (Archive::include_member): Change return type to bool. Return
2241 false if first included object has incompatible target. Set
2242 included_member_ field.
2243 (Add_archive_symbols::run): If add_symbols returns false, requeue
2245 * archive.h (class Archive): Add included_member_ field.
2246 Initialize it in constructor. Add input_file and searched_for
2247 methods. Update declarations.
2248 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2249 input_argument_ fields. Add them to constructor. Change all
2251 * script.cc: Include "target-select.h".
2252 (class Parser_closure): Add skip_on_incompatible_target_ and
2253 found_incompatible_target_ fields. Add
2254 skip_on_incompatible_target parameter to constructor. Change all
2255 callers. Add methods skip_on_incompatible_target,
2256 clear_skip_on_incompatible_target, found_incompatible_target, and
2257 set_found_incompatible_target.
2258 (read_input_script): Add dirindex parameter. Change all callers.
2259 If parser finds an incompatible target, requeue Read_symbols
2261 (script_set_symbol): Clear skip_on_incompatible_target in
2263 (script_add_assertion, script_parse_option): Likewise.
2264 (script_start_sections, script_add_phdr): Likewise.
2265 (script_check_output_format): New function.
2266 * script.h (read_input_script): Update declaration.
2267 * script-c.h (script_check_output_format): Declare.
2268 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2269 (ignore_cmd): Remove OUTPUT_FORMAT.
2270 * fileread.cc (Input_file::Input_file): Add explicit this.
2271 (Input_file::will_search_for): New function.
2272 (Input_file::open): Add pindex parameter. Change all callers.
2273 * fileread.h (class Input_file): Add input_file_argument method.
2274 Declare will_search_for. Update declarations.
2275 * object.cc (make_elf_object): Add punconfigured parameter.
2277 * object.h (class Object): Make input_file public. Add
2278 searched_for method.
2279 (make_elf_object): Update declaration.
2280 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2282 * dirsearch.h (class Dirsearch): Update declaration.
2283 * options.h (class General_options): Add --warn-search-mismatch.
2284 * parameters.cc (Parameters::is_compatible_target): New function.
2285 * parameters.h (class Parameters): Declare is_compatible_target.
2286 * workqueue.cc (Workqueue::add_blocker): New function.
2287 * workqueue.h (class Workqueue): Declare add_blocker.
2289 * fileread.cc (Input_file::open): Remove options parameter.
2291 (Input_file::open_binary): Likewise.
2292 * script.cc (read_input_script): Likewise.
2293 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2294 options parameter from constructor. Change all callers.
2295 (class Read_script): Likewise.
2296 * fileread.h (class Input_file): Update declarations.
2297 * script.h (read_input_script): Update declaration.
2299 2009-03-10 Nick Clifton <nickc@redhat.com>
2301 * po/es.po: New Spanish translation.
2303 2009-03-06 Cary Coutant <ccoutant@google.com>
2305 * options.cc (parse_short_option): Keep dash_z from registering itself.
2307 2009-03-03 Ian Lance Taylor <iant@google.com>
2310 * target-reloc.h (relocate_section): Pass output_section to
2312 * i386.cc (Target_i386::should_apply_static_reloc): Add
2313 output_section parameter. Change all callers.
2314 (Target_i386::Relocate::relocate): Add output_section parameter.
2315 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2316 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2317 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2318 * testsuite/two_file_shared.sh: New script.
2319 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2320 (check_DATA): Add two_file_shared.dbg.
2321 (two_file_shared.dbg): New target.
2322 * testsuite/Makefile.in: Rebuild.
2324 2009-03-01 Ian Lance Taylor <iant@google.com>
2326 * configure.ac: Check for byteswap.h.
2327 * configure: Rebuild.
2328 * config.in: Rebuild.
2330 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2332 * layout.cc (Layout::find_or_add_kept_section): New function.
2333 (Layout::add_comdat): Removed.
2334 * layout.h (struct Kept_section): Move out of class Layout.
2335 Remove trailing underscores from field names. Add group_sections
2336 field. Rename group_ field to is_group. Change all uses.
2337 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2338 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2339 comdat_groups_ field.
2340 (Sized_relobj::include_section_group): Use
2341 find_or_add_kept_section and Kept_section::group_sections.
2342 (Sized_relobj::include_linkonce_section): Likewise.
2343 * object.cc (class Sized_relobj): Don't define Comdat_group or
2344 Comdat_group_table. Remove find_comdat_group and
2345 add_comdat_group. Remove comdat_groups_ field.
2346 * plugin.cc (include_comdat_group): Use
2347 Layout::find_or_add_kept_section.
2349 2009-02-28 Ian Lance Taylor <iant@google.com>
2351 * README: --gc-sections and map files are now supported. Document
2352 some build requirements.
2355 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2356 relocatable link set the value of the section symbol to zero.
2357 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2358 relocatable link don't include the section address in the local
2361 2009-02-27 Ian Lance Taylor <iant@google.com>
2364 * options.h (class Search_directory): Add is_system_directory.
2365 (class General_options): Declare is_in_system_directory.
2366 * options.cc (get_relative_sysroot): Make static.
2367 (get_default_sysroot): Make static.
2368 (General_optoins::is_in_system_directory): New function.
2369 * fileread.cc (Input_file::is_in_system_directory): New function.
2370 * fileread.h (class Input_file): Declare is_in_system_directory.
2371 * object.h (class Object): Add is_in_system_directory.
2372 (class Input_objects): Remove system_library_directory_ field.
2373 * object.cc (Input_objects::add_object): Don't set
2374 system_library_directory_.
2375 (input_objects::found_in_system_library_directory): Remove.
2376 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2377 parameter. Change all callers.
2378 (Symbol_table::sized_write_globals): Likewise.
2379 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2380 Call Object::is_in_system_directory.
2381 * symtab.h (class Symbol_table): Update declarations.
2384 * descriptors.h (Open_descriptor): Add is_on_stack field.
2385 * descriptors.cc (Descriptors::open): If the descriptor is on the
2386 top of the stack, remove it. Initialize is_on_stack field.
2387 (Descriptors::release): Only add pod to stack if it is not on the
2389 (Descriptors::close_some_descriptor): Clear stack_next and
2393 * output.cc (Output_section::find_starting_output_address): Rename
2394 from starting_output_address; add PADDR parameter; change return
2396 * output.h (class Output_section): Declare
2397 find_starting_output_address instead of starting_output_address.
2398 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2399 section symbol for which we can't find a merge section.
2402 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2403 hidden or internal, force the symbol to be local.
2404 * resolve.cc (Symbol::override_visibility): Define.
2405 (Symbol::override_base): Use override_visibility.
2406 (Symbol_table::resolve): Likewise.
2407 (Symbol::override_base_with_special): Likewise.
2408 (Symbol_table::override_with_special): If the visibility is hidden
2409 or internal, force the symbol to be local.
2410 * symtab.h (class Symbol): Add set_visibility and
2411 override_visibility.
2412 * testsuite/ver_test_1.sh: New file.
2413 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2414 (check_DATA): Add ver_test_1.syms.
2415 (ver_test_1.syms): New target.
2416 * testsuite/Makefile.in: Rebuild.
2418 2009-02-25 Cary Coutant <ccoutant@google.com>
2420 * layout.cc (Layout::choose_output_section): Don't rename sections
2421 when using a linker script that has a SECTIONS clause.
2422 * Makefile.in: Regenerate.
2424 * testsuite/Makefile.am (script_test_5.sh): New test case.
2425 * testsuite/Makefile.in: Regenerate.
2426 * testsuite/script_test_5.cc: New file.
2427 * testsuite/script_test_5.sh: New file.
2428 * testsuite/script_test_5.t: New file.
2430 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2432 * archive.cc (Archive::include_member): Update calls to add_symbols.
2433 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2434 the Layout argument.
2435 * dynobj.h (do_add_symbols): Add the Layout argument.
2436 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2438 * object.h (Object::add_symbols): Add the Layout argument.
2439 (Object::do_add_symbols): Add the Layout argument.
2440 (Sized_relobj::do_add_symbols): Add the Layout argument.
2441 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2442 Unify the two versions.
2443 (Add_plugin_symbols): Remove.
2444 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2445 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2446 (Add_plugin_symbols): Remove.
2447 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2448 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2449 (Add_symbols::run): Make it work with Pulginobj.
2451 2009-02-06 Ian Lance Taylor <iant@google.com>
2453 * object.cc (Sized_relobj::do_layout): Make info message start
2454 with lower case letter.
2456 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2458 * binary.cc: Fix file comment.
2460 * options.h (enum Incremental_disposition): Define.
2461 (class General_options): Add new options: --incremental,
2462 --incremental_changed, --incremental_unchanged,
2463 --incremental_unknown. Add incremental_disposition_ and
2464 implicit_incremental_ fields.
2465 (General_options::incremental_disposition): New function.
2466 (class Position_dependent_options): Add incremental_disposition
2468 (Position_dependent_options::copy_from_options): Set incremental
2470 * options.cc (General_options::parse_incremental_changed): New
2472 (General_options::parse_incremental_unchanged): New function.
2473 (General_options::parse_incremental_unknown): New function.
2474 (General_options::General_options): Initialize new fields
2475 incremental_disposition_ and implicit_incremental_.
2476 (General_options::finalize): Check for uasge of --incremental-*
2477 without --incremental.
2479 2009-02-06 Chris Demetriou <cgd@google.com>
2481 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2482 pointer and to report location as the file name associated with
2484 (gold_undefined_symbol_at_location): New function to replace the
2485 old gold_undefined_symbol functionality.
2486 * target-reloc.h (relocate_section): Update to use
2487 gold_undefined_symbol_at_location.
2488 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2489 Call gold_undefined_symbol function rather than gold_error.
2490 * errors.h (Errors::undefined_symbol): Take location as a
2491 string, rather than calculating it from a relocation.
2492 * errors.cc (Errors::fatal): Print "fatal error:" before the
2494 (Errors::error, Errors::error_at_location): Print "error: "
2495 before the formatted message.
2496 (Errors::undefined_symbol): Take location as a string, rather
2497 than calculating it from a relocation.
2498 (gold_undefined_symbol_at_location): New function akin to
2499 old gold_undefined_symbol, calculates location from relocation.
2500 (gold_undefined_symbol): Change to take only a Symbol pointer
2501 and to report location as the file name associated with the symbol.
2502 * testsuite/debug_msg.sh: Update for changed error messages.
2503 * testsuite/undef_symbol.sh: Likewise.
2505 2009-02-04 Duncan Sands <baldrick@free.fr>
2508 * reduced_debug_output.h
2509 (Output_reduced_debug_abbrev_section::failed): Use format for
2511 (Output_reduced_debug_info_section::faild): Likewise.
2513 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2515 * script.cc (Lazy_demangler): New class.
2516 (Version_script_info::get_symbol_version_helper): Demangle a
2519 2009-01-29 Cary Coutant <ccoutant@google.com>
2521 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2523 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2525 2009-01-28 Ian Lance Taylor <iant@google.com>
2527 * version.cc (version_string): Bump to 1.9.
2529 * gold.h: Include <cstring> and <stdint.h>.
2530 * version.cc: Include <cstdio>.
2531 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2533 * reduced_debug_output.cc (insert_into_vector): Rename from
2534 Insert_into_vector; change all callers. Use Swap_unaligned to
2535 avoid aliasing issue; remove union since it is unnecessary.
2537 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2539 * Makefile.am (CCFILES): Add gc.cc.
2541 * Makefile.in: Regenerate.
2542 * gold.cc (Gc_runner): New class.
2543 (queue_initial_tasks): Call garbage collection related tasks
2544 when corresponding options are invoked.
2545 (queue_middle_gc_tasks): New function.
2546 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2547 processed early before laying out sections during garbage collection.
2548 * gold.h (queue_middle_gc_tasks): New function.
2549 (is_prefix_of): Move from "layout.cc".
2550 * i386.cc (Target_i386::gc_process_relocs): New function.
2551 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2552 * main.cc (main): Create object of class "Garbage_collection".
2553 * object.cc (Relobj::copy_symbols_data): New function.
2554 (Relobj::is_section_name_included): New function.
2555 (Sized_relobj::do_layout): Allow this function to be called twice
2556 during garbage collection and defer layout of section during the
2558 * object.h (Relobj::get_symbols_data): New function.
2559 (Relobj::is_section_name_included): New function.
2560 (Relobj::copy_symbols_data): New function.
2561 (Relobj::set_symbols_data): New function.
2562 (Relobj::get_relocs_data): New function.
2563 (Relobj::set_relocs_data): New function.
2564 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2565 (Relobj::gc_process_relocs): New function.
2566 (Relobj::do_gc_process_relocs): New pure virtual function.
2567 (Relobj::sd_): New data member.
2568 (Sized_relobj::is_output_section_offset_invalid): New function.
2569 (Sized_relobj::do_gc_process_relocs): New function.
2570 * options.h (General_options::gc_sections): Modify to not be a no-op.
2571 (General_options::print_gc_sections): New option.
2572 * plugin.cc (Plugin_finish::run): Remove function call to
2573 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2574 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2575 * reloc.cc (Read_relocs::run): Add task to process relocs and
2576 determine unreferenced sections when doing garbage collection.
2577 (Gc_process_relocs): New class.
2578 (Sized_relobj::do_gc_process_relocs): New function.
2579 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2580 sections that are garbage collected.
2581 * reloc.h (Gc_process_relocs): New class.
2582 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2583 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2584 symbols whose corresponding sections are garbage collected.
2585 (Symbol_table::Symbol_table): Add new parameter for the garbage
2587 (Symbol_table::gc_mark_undef_symbols): New function.
2588 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2589 (Symbol_table::gc_mark_dyn_syms): New function.
2590 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2592 (Symbol_table::add_from_object): Likewise.
2593 (Symbol_table::add_from_relobj): When building shared objects, do not
2594 treat externally visible symbols as garbage.
2595 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2596 table information for static and relocatable links.
2597 * symtab.h (Symbol_table::set_gc): New function.
2598 (Symbol_table::gc): New function.
2599 (Symbol_table::gc_mark_undef_symbols): New function.
2600 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2601 (Symbol_table::gc_mark_dyn_syms): New function.
2602 (Symbol_table::gc_): New data member.
2603 * target.h (Sized_target::gc_process_relocs): New pure virtual
2605 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2606 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2608 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2610 * options.h (General_options::gc_sections): Define as a no-op for now.
2611 (General_options::no_keep_memory): Ditto.
2612 (General_options::Bshareable): Define.
2613 * options.cc (General_options::finalize): Honor -Bshareable.
2615 2009-01-20 Andreas Schwab <schwab@suse.de>
2617 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2618 read the value in the contents, since we don't use it. Use the
2619 template endianness when writing.
2620 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2622 2009-01-19 Andreas Schwab <schwab@suse.de>
2624 * configure.tgt (powerpc64-*): Fix targ_obj.
2626 2009-01-15 Ian Lance Taylor <iant@google.com>
2628 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2629 local symbols when stripping all symbols.
2631 2009-01-14 Cary Coutant <ccoutant@google.com>
2633 * output.cc (Output_reloc): Add explicit instantiations.
2635 2009-01-14 Cary Coutant <ccoutant@google.com>
2637 * archive.cc (Archive::get_elf_object_for_member): Remove call
2638 to File_read::claim_for_plugin.
2639 * descriptors.cc (Descriptors::open): Remove reference to
2641 (Descriptors::claim_for_plugin): Remove.
2642 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2643 (Descriptors::is_claimed): Remove.
2644 (claim_descriptor_for_plugin): Remove.
2645 * fileread.cc (File_read::claim_for_plugin): Remove.
2646 * fileread.h (File_read::claim_for_plugin): Remove.
2647 (File_read::descriptor): Reopen descriptor if necessary.
2648 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2649 (Plugin_manager::all_symbols_read): Add task parameter. Change
2651 (Plugin_manager::get_input_file): New function.
2652 (Plugin_manager::release_input_file): New function.
2653 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2654 corresponding data member.
2655 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2656 and pass to base constructor. Change all callers.
2657 (get_input_file, release_input_file): New functions.
2658 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2659 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2660 (Plugin_manager::all_symbols_read): Add task parameter.
2661 (Plugin_manager::get_input_file): New function.
2662 (Plugin_manager::release_input_file): New function.
2663 (Plugin_manager::task_): New data member.
2664 (Pluginobj::Pluginobj): Add filesize parameter.
2665 (Pluginobj::filename): New function.
2666 (Pluginobj::descriptor): New function.
2667 (Pluginobj::filesize): New function.
2668 (Pluginobj::filesize_): New data member.
2669 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2670 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2671 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2673 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2674 with archive libraries.
2675 * testsuite/Makefile.in: Regenerate.
2676 * testsuite/plugin_test.c (struct sym_info): New type.
2677 (get_input_file, release_input_file): New static variables.
2678 (onload): Capture new transfer vector entries.
2679 (claim_file_hook): Stop reading at end of file according to filesize.
2680 Factor out parsing of readelf output into separate function.
2681 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2682 APIs and get the source file name from the symbol table. Convert
2683 source file name to corresponding object file name. Print info
2684 message when adding new input files.
2685 (parse_readelf_line): New function.
2686 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2687 * testsuite/plugin_test_2.sh: Likewise.
2688 * testsuite/plugin_test_3.sh: Likewise.
2689 * testsuite/plugin_test_4.sh: New test case.
2691 2009-01-07 Ian Lance Taylor <iant@google.com>
2693 * version.cc (version_string): Bump to 1.8.
2695 2008-12-23 Cary Coutant <ccoutant@google.com>
2697 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2698 * plugin.cc (Plugin_manager::finish): Rename as
2699 layout_deferred_objects. Move cleanup to separate function.
2700 (Plugin_manager::cleanup): New function.
2701 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2703 * plugin.h (Plugin_manager::finish): Rename as
2704 layout_deferred_objects.
2705 (Plugin_manager::cleanup): New function.
2706 (Plugin_manager::cleanup_done): New field.
2708 2008-12-23 Cary Coutant <ccoutant@google.com>
2710 * plugin.cc (is_visible_from_outside): New function.
2711 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2712 so we don't return "IR only" status for exported symbols or -r links.
2714 * testsuite/Makefile.am (plugin_test_3): New test case.
2715 * testsuite/Makefile.in: Regenerate.
2716 * testsuite/plugin_test_3.sh: New file.
2718 2008-12-22 Cary Coutant <ccoutant@google.com>
2720 * object.cc (Sized_relobj::layout_section): New function.
2721 (Sized_relobj::do_layout): Defer layout of input sections until after
2722 plugin has provided replacement files.
2723 (Sized_relobj::do_layout_deferred_sections): New function.
2724 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2725 (Relobj::layout_deferred_sections): New function.
2726 (Relobj::do_layout_deferred_sections): New function.
2727 (Sized_relobj::do_layout_deferred_sections): New function.
2728 (Sized_relobj::layout_section): New function.
2729 (Sized_relobj::Deferred_layout): New structure.
2730 (Sized_relobj::deferred_layout_): New field.
2731 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2732 Change all callers. Layout deferred sections.
2733 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2735 (Plugin_hook::run): Move code from do_plugin_hook inline.
2736 (Plugin_hook::do_plugin_hook): Remove.
2737 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2738 (Plugin_manager::finish): Renamed, was cleanup.
2739 (Plugin_manager::should_defer_layout): New function.
2740 (Plugin_manager::add_deferred_layout_object): New function.
2741 (Plugin_manager::Deferred_layout_list): New type.
2742 (Plugin_manager::deferred_layout_objects_): New field.
2743 (Plugin_hook::do_plugin_hook): Remove.
2745 2008-12-17 Ian Lance Taylor <iant@google.com>
2747 * options.h (class General_options): Add --no case for
2750 2008-12-16 Cary Coutant <ccoutant@google.com>
2752 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2754 (Plugin_manager::claim_file): Create plugin object even if
2755 plugin did not call the add_symbols callback.
2756 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2757 asking for more symbols than were added.
2758 * testsuite/Makefile.am (plugin_test_1): Add test case with
2760 (empty.syms): New target.
2761 * testsuite/Makefile.in: Regenerate.
2762 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2763 message. Don't call add_symbols if no globals.
2764 (all_symbols_read_hook): Don't provide replacement for empty
2767 2008-12-12 Ian Lance Taylor <iant@google.com>
2769 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2770 r_type == 0 for a local symbol with r_sym == 0.
2771 (scan_relocatable_relocs): Pass r_sym to
2772 local_non_section_strategy.
2773 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2776 * configure.ac: Update test for TLS descriptors: they are
2777 supported as of glibc 2.9.
2778 * configure: Rebuild.
2780 2008-12-11 Ian Lance Taylor <iant@google.com>
2783 * target-reloc.h (Default_scan_relocatable_relocs): For each
2784 function, map r_type == 0 to RELOC_DISCARD.
2786 2008-12-10 Cary Coutant <ccoutant@google.com>
2788 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2789 object to override a kept COMDAT group from a plugin object.
2791 2008-12-09 Ian Lance Taylor <iant@google.com>
2794 * yyscript.y (file_cmd): Handle INPUT.
2796 * testsuite/initpri1.c: Change all declarations to be full
2797 prototypes by adding void, to avoid compiler warnings.
2799 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2801 * options.cc (General_options::parse_plugin_opt): New.
2802 (General_options::add_plugin): The argument now is just the filename.
2803 (General_options::add_plugin_option): New.
2804 * options.h (plugin_opt): New.
2805 (add_plugin): Change argument name.
2806 (add_plugin_option): New.
2807 * plugin.cc (Plugin::load): Don't parse the plugin option.
2808 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2809 (Plugin::add_option): New.
2810 (Plugin::args_): Change type.
2811 (Plugin::filename_): New.
2812 (Plugin_manager::add_plugin_option): New.
2813 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2814 * testsuite/Makefile.in: Regenerate.
2816 2008-12-05 Cary Coutant <ccoutant@google.com>
2818 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2819 Handle --strip-lto-sections option.
2820 * options.h (strip_lto_sections): New option.
2822 2008-12-01 Cary Coutant <ccoutant@google.com>
2824 * plugin.cc (ld_plugin_message): Change format parameter to const.
2825 Fix mismatch between new[] and delete.
2827 2008-11-14 Cary Coutant <ccoutant@google.com>
2829 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2832 2008-11-05 Craig Silverstein <csilvers@google.com>
2834 * options.cc (General_options::parse_dynamic_list): New function.
2835 * options.h (General_options): New flags dynamic_list,
2836 dynamic_list_data, dynamic_list_cpp_new, and
2837 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2838 (General_options::in_dynamic_list): New function.
2839 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2840 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2841 (Lex::can_continue_name): Likewise.
2843 (read_script_file): New parameter script_options.
2844 (read_dynamic_list): New function.
2845 (Script_options::define_dynamic_list): New function.
2846 (dynamic_list_keyword_parsecodes): New variable.
2847 (dynamic_list_keywords): New variable.
2848 * script.h (Script_options::define_dynamic_list): New function
2850 (read_dynamic_list): New function prototype.
2851 * symtab.cc (strprefix): New macro.
2852 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2853 dynamic_list_data, dynamic_list_cpp_new, and
2854 dynamic_list_cpp_typeinfo.
2855 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2856 (dynamic_list_expr): New rule.
2857 (dynamic_list_nodes): Likewise.
2858 (dynamic_list_node): Likewise.
2859 * testsuite/Makefile.am (dynamic_list): New test.
2860 * testsuite/Makefile.in: Regenerated.
2861 * testsuite/dynamic_list.t: New file.
2862 * testsuite/dynamic_list.sh: New file.
2864 2008-11-05 Craig Silverstein <csilvers@google.com>
2866 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2867 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2868 (t11_last): Likewise.
2869 * testsuite/ver_test_6.c (main): Likewise.
2871 2008-10-07 Cary Coutant <ccoutant@google.com>
2873 * options.c (General_options::finalize): Add check for -static and
2875 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2878 2008-10-02 Cary Coutant <ccoutant@google.com>
2880 * plugin.cc (make_sized_plugin_object): Fix conditional
2881 compilation to work when not all targets are enabled.
2883 2008-09-29 Cary Coutant <ccoutant@google.com>
2885 * archive.cc (Archive::get_file_and_offset): Use filename instead
2886 of name to get library path.
2887 (Archive::include_member): Unlock external member of a thin archive.
2889 * testsuite/Makefile.am (TEST_AR): New variable.
2890 (thin_archive_test_1): New test.
2891 (thin_archive_test_2): New test.
2892 * testsuite/Makefile.in: Regenerate.
2893 * testsuite/thin_archive_main.cc: New file.
2894 * testsuite/thin_archive_test_1.cc: New file.
2895 * testsuite/thin_archive_test_2.cc: New file.
2896 * testsuite/thin_archive_test_3.cc: New file.
2897 * testsuite/thin_archive_test_4.cc: New file.
2899 2008-09-29 Cary Coutant <ccoutant@google.com>
2901 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2902 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2904 (Sized_relobj::do_finalize_local_symbols): Likewise.
2905 (Sized_relobj::map_to_kept_section): Likewise.
2906 * object.h (Sized_relobj::invalid_address): New constant.
2907 (Sized_relobj::do_output_section_offset): Check for invalid_address
2909 * output.cc (Output_reloc::local_section_offset): Use constant
2910 invalid_address instead of -1U.
2911 (Output_reloc::get_address): Likewise.
2912 (Output_section::output_address): Change -1U to -1ULL.
2913 * output.h (Output_reloc::invalid_address): New constant.
2914 * reloc.cc (Sized_relobj::write_sections): Use constant
2915 invalid_address instead of -1U.
2916 (Sized_relobj::relocate_sections): Likewise.
2917 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2918 values for merge sections.
2919 * target-reloc.h (relocate_for_relocatable): Use constant
2920 invalid_address instead of -1U.
2922 2008-09-19 Cary Coutant <ccoutant@google.com>
2924 Add plugin functionality for link-time optimization (LTO).
2925 * configure.ac (plugins): Add --enable-plugins option.
2926 * configure: Regenerate.
2927 * config.in: Regenerate.
2928 * Makefile.am (LIBDL): New variable.
2929 (CCFILES): Add plugin.cc.
2930 (HFILES): Add plugin.h.
2931 (ldadd_var): Add LIBDL.
2932 * Makefile.in: Regenerate.
2934 * archive.cc: Include "plugin.h".
2935 (Archive::setup): Don't preread archive symbols when using a plugin.
2936 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2937 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2939 (Archive::include_member): Add symbols from plugin objects.
2940 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2941 * descriptors.cc (Descriptors::open): Check for file descriptors
2942 abandoned by plugins.
2943 (Descriptors::claim_for_plugin): New function.
2944 * descriptors.h (Descriptors::claim_for_plugin): New function.
2945 (Open_descriptor::is_claimed): New field.
2946 (claim_descriptor_for_plugin): New function.
2947 * fileread.cc (File_read::claim_for_plugin): New function.
2948 * fileread.h (File_read::claim_for_plugin): New function.
2949 (File_read::descriptor): New function.
2950 * gold.cc: Include "plugin.h".
2951 (queue_initial_tasks): Add task to call plugin hooks for generating
2953 * main.cc: Include "plugin.h".
2954 (main): Load plugin libraries.
2955 * object.h (Pluginobj): Declare.
2956 (Object::pluginobj): New function.
2957 (Object::do_pluginobj): New function.
2958 (Object::set_target): New function.
2959 * options.cc: Include "plugin.h".
2960 (General_options::parse_plugin): New function.
2961 (General_options::General_options): Initialize plugins_ field.
2962 (General_options::add_plugin): New function.
2963 * options.h (Plugin_manager): Declare.
2964 (General_options): Add --plugin option.
2965 (General_options::has_plugins): New function.
2966 (General_options::plugins): New function.
2967 (General_options::add_plugin): New function.
2968 (General_options::plugins_): New field.
2969 * plugin.cc: New file.
2970 * plugin.h: New file.
2971 * readsyms.cc: Include "plugin.h".
2972 (Read_symbols::do_read_symbols): Check for archive before checking
2973 for ELF file. Call plugin hooks to claim files.
2974 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2975 from a real object file; force override when processing replacement
2977 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2978 (Symbol::init_base_object): Likewise.
2979 (Symbol::init_base_output_data): Likewise.
2980 (Symbol::init_base_output_segment): Likewise.
2981 (Symbol::init_base_constant): Likewise.
2982 (Symbol::init_base_undefined): Likewise.
2983 (Symbol::output_section): Assert that object is not a plugin.
2984 (Symbol_table::add_from_pluginobj): New function.
2985 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2987 (Symbol_table::sized_write_globals): Likewise.
2988 (Symbol_table::add_from_pluginobj): Instantiate template.
2989 * symtab.h (Sized_pluginobj): Declare.
2990 (Symbol::in_real_elf): New function.
2991 (Symbol::set_in_real_elf): New function.
2992 (Symbol::in_real_elf_): New field.
2993 (Symbol_table::add_from_pluginobj): New function.
2995 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2996 (LIBDL): New variable.
2998 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2999 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3000 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3001 (MOSTLYCLEANFILES): Likewise.
3002 * testsuite/Makefile.in: Regenerate.
3003 * testsuite/plugin_test.c: New file.
3004 * testsuite/plugin_test_1.sh: New file.
3005 * testsuite/plugin_test_2.sh: New file.
3007 2008-09-16 Ian Lance Taylor <iant@google.com>
3009 * target-reloc.h (relocate_section): Check whether a symbol is
3010 defined by the ABI before reporting an undefined symbol error.
3011 * target.h (Target::is_defined_by_abi): Make parameter const.
3012 (Target::do_is_defined_by_abi): Likewise.
3013 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3014 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3015 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3016 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3017 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3018 * testsuite/Makefile.in: Rebuild.
3020 * fileread.cc (make_view): Add casts to avoid warning.
3022 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3024 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3025 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3027 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3029 * options.h (General_options::output_is_executable): New.
3030 (General_options::output_is_pie): New.
3031 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3032 for shared libraries.
3033 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3035 2008-09-11 Chris Demetriou <cgd@google.com>
3037 * options.h (origin): New -z option.
3038 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3039 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3042 2008-09-05 Cary Coutant <ccoutant@google.com>
3044 * fileread.cc (File_read::make_view): Add check for attempt to map
3047 2008-09-05 Cary Coutant <ccoutant@google.com>
3049 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3050 explicit instantiations.
3052 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3055 * options.cc (General_options::finalize): Allow undefined symbols
3056 in shlibs if linking -shared.
3059 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3060 symbols as not needing a dynsym entry.
3062 2008-08-20 Craig Silverstein <csilvers@google.com>
3064 * fileread.cc (File_read::open): Do not lock the file unless it
3065 was successfully opened.
3067 2008-08-14 Cary Coutant <ccoutant@google.com>
3069 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3070 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3071 * testsuite/tls_test.cc (struct int128): 128-bit struct
3072 for testing TLS relocs with non-zero addend.
3073 (v12): New TLS variable.
3075 (t_last): Add check for v12.
3076 * testsuite/tls_test.h (t12): New function.
3077 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3079 2008-08-13 Ian Lance Taylor <iant@google.com>
3081 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3082 set tls_segment_ or relro_segment_.
3083 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3085 * output.h (Output_section::clear_is_relro): New function.
3086 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3087 sections specially even when output_data_ is empty.
3088 (Output_segment::maximum_alignment): When first section is relro,
3089 only force alignment for PT_LOAD segments.
3090 * script.cc (script_data_segment_align): New function.
3091 (script_data_segment_relro_end): New function.
3092 * script-c.h (script_data_segment_align): Declare.
3093 (script_data_segment_relro_end): Declare.
3094 * script-sections.h (class Script_sections): Declare
3095 data_segment_align and data_segment_relro_end. Add fields
3096 segment_align_index_ and saw_relro_end_.
3097 * script-sections.cc (class Sections_element): Add set_is_relro
3098 virtual function. Add new bool* parameter to place_orphan_here.
3099 Add get_output_section virtual function.
3100 (class Output_section_definition): Add set_is_relro. Add new
3101 bool* parameter to place_orphan_here. Add get_output_section.
3102 Add is_relro_ field.
3103 (Output_section_definition::Output_section_definition): Initialize
3104 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3105 and is_relro_ fields.
3106 (Output_section_definition::place_orphan_here): Add is_relro
3108 (Output_section_definition::set_section_addresses): Set relro for
3110 (Output_section_definition::alternate_constraint): Likewise.
3111 (class Orphan_output_section): Add new bool* parameter to
3112 place_orphan_here. Add get_output_section.
3113 (Orphan_output_section::place_orphan_here): Add is_relro
3115 (Script_sections::Script_sections): Initialize
3116 data_segment_align_index_ and saw_relro_end_.
3117 (Script_sections::data_segment_align): New function.
3118 (Script_sections::data_segment_relro_end): New function.
3119 (Script_sections::place_orphan): Set or clear is_relro.
3120 (Script_sections::set_section_addresses): Force alignment of first
3122 * yyscript.y (exp): Call script_data_segment_align and
3123 script_data_segment_relro_end.
3124 * testsuite/relro_script_test.t: New file.
3125 * testsuite/relro_test.cc (using_script): Declare.
3126 (t1, t2): Test using_script.
3127 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3128 (relro_script_test_SOURCES): Define.
3129 (relro_script_test_DEPENDENCIES): Define.
3130 (relro_script_test_LDFLAGS): Define.
3131 (relro_script_test_LDADD): Define.
3132 (relro_script_test.so): New target.
3133 * testsuite/Makefile.in: Rebuild.
3135 2008-08-06 Cary Coutant <ccoutant@google.com>
3137 * archive.cc (Archive::total_archives, Archive::total_members)
3138 (Archive::total_members_loaded): New variables.
3139 (Archive::setup): Add parameter. Add option to preread
3141 (Archive::read_armap): Add counter.
3142 (Archive::get_file_and_offset): New function.
3143 (Archive::get_elf_object_for_member): New function.
3144 (Archive::read_all_symbols): New function.
3145 (Archive::read_symbols): New function.
3146 (Archive::add_symbols): Add counters.
3147 (Archive::include_all_members): Use armap to find members if it's
3149 (Archive::include_member): Skip reading symbols if already read.
3150 Factored code into Archive::get_file_and_offset and
3151 Archive::get_elf_object_for_member. Changed call to
3152 Mapfile::report_include_archive_member.
3153 (Archive::print_stats): New function.
3154 * archive.h: Declare Object and Read_symbols_data classes.
3155 (Archive::Archive): Add initializers for new members.
3156 (Archive::setup): Add parameter.
3157 (Archive::print_stats): New function.
3158 (Archive::total_archives, Archive::total_members)
3159 (Archive::total_members_loaded): New variables.
3160 (Archive::get_file_and_offset): New function.
3161 (Archive::get_elf_object_for_member): New function.
3162 (Archive::read_all_symbols): New function.
3163 (Archive::read_symbols): New function.
3164 (Archive::Archive_member): New class.
3165 (Archive::members_): New member.
3166 (Archive::num_members_): New member.
3167 * main.cc: Include archive.h.
3168 (main): Call Archive::print_stats.
3169 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3170 archive parameter; member_name is now the fully-decorated name.
3171 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3172 * options.h: (General_options): Add --preread-archive-symbols option.
3173 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3176 2008-08-04 Ian Lance Taylor <iant@google.com>
3178 * symtab.h (Symbol::use_plt_offset): New function.
3179 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3180 * powerpc.cc (Relocate::relocate): Likewise.
3181 * sparc.cc (Relocate::relocate): Likewise.
3182 * x86_64.cc (Relocate::relocate): Likewise.
3183 * testsuite/weak_plt.sh: New test.
3184 * testsuite/weak_plt_main.cc: New test.
3185 * testsuite/weak_plt_shared.cc: New test.
3186 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3187 (check_PROGRAMS): Add weak_plt.
3188 (check_DATA): Add weak_plt_shared.so.
3189 (weak_plt_main_pic.o, weak_plt): New targets.
3190 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3191 * testsuite/Makefile.in: Rebuild.
3193 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3195 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3196 * testsuite/Makefile.in: Rebuild.
3198 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3200 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3201 * Makefile.in: Regenerate.
3202 * po/POTFILES.in: Regenerate.
3204 2008-07-29 Ian Lance Taylor <iant@google.com>
3206 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3207 symbols before other symbols.
3208 * testsuite/script_test_2.cc (test_addr): Declare.
3209 (test_addr_alias): Declare.
3210 (main): Check that test_addr and test_addr_alias have the right
3212 * testsuite/script_test_2.t: Define test_addr_alias and
3215 2008-07-24 Ian Lance Taylor <iant@google.com>
3218 * descriptors.cc: New file.
3219 * descriptors.h: New file.
3220 * gold-threads.h (class Hold_optional_lock): New class.
3221 * fileread.cc: Include "descriptors.h".
3222 (File_read::~File_read): Release descriptor rather than closing
3224 (File_read::open) [file]: Call open_descriptor rather than open.
3225 Set is_descriptor_opened_.
3226 (File_read::open) [memory]: Assert that descriptor is not open.
3227 (File_read::reopen_descriptor): New function.
3228 (File_read::release): Release descriptor.
3229 (File_read::do_read): Make non-const. Reopen descriptor.
3230 (File_read::read): Make non-const.
3231 (File_read::make_view): Reopen descriptor.
3232 (File_read::do_readv): Likewise.
3233 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3234 Update declarations.
3235 * layout.cc: Include "descriptors.h".
3236 (Layout::create_build_id): Use open_descriptor rather than open.
3237 * output.cc: Include "descriptors.h".
3238 (Output_file::open): Use open_descriptor rather than open.
3239 * archive.cc (Archive::const_iterator): Change Archive to be
3241 (Archive::begin, Archive::end): Make non-const.
3242 (Archive::count_members): Likewise.
3243 * archive.h (class Archive): Update declarations.
3244 * object.h (Object::read): Make non-const.
3245 * Makefile.am (CCFILES): Add descriptors.cc.
3246 (HFILES): Add descriptors.h.
3247 * Makefile.in: Rebuild.
3250 * gold.h: Always include <clocale>. Add Solaris workarounds
3251 following code in binutils/sysdep.h.
3254 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3255 this->eh_frame_hdr_ is NULL before using it.
3257 * dynobj.cc (Versions::Versions): Update comment.
3259 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3260 the base version name.
3262 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3263 array size plus one.
3264 (Stringpool_template::set_string_offsets): Subtract one from key
3265 before using it as an array index.
3266 (Stringpool_template::get_offset_with_length): Likewise.
3267 (Stringpool_template::write_to_buffer): Likewise.
3268 * stringpool.h (Stringpool_template::get_offset_from_key):
3271 2008-07-23 Ian Lance Taylor <iant@google.com>
3274 * object.h (Merged_symbol_value::value): Do our best to handle a
3278 * script.cc (Version_script_info::get_versions): Don't add empty
3279 version tag to return value.
3280 (Version_script_info::get_symbol_version_helper): Change return
3281 type to bool. Add pversion parameter. Change all callers.
3282 (script_register_vers_node): Don't require a non-NULL tag.
3283 * script.h (class Version_script_info): Update declarations.
3284 (Version_script_info::get_symbol_version): Change return type to
3285 bool. Add version parameter. Change all callers.
3286 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3287 handling. Handle an empty version from a version script.
3288 (Symbol_table::define_special_symbol): Likewise.
3289 * testsuite/ver_test_10.script: New file.
3290 * testsuite/ver_test_10.sh: New file.
3291 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3292 (check_DATA): Add ver_test_10.syms.
3293 (ver_test_10.syms, ver_test_10.so): New target.
3294 * testsuite/Makefile.in: Rebuild.
3296 2008-07-23 Simon Baldwin <simonb@google.com>
3298 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3299 to zero for undefined symbols from dynamic libraries.
3301 2008-07-23 Ian Lance Taylor <iant@google.com>
3303 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3305 * symtab.h (class Symbol_table): Update declaration.
3306 * testsuite/ver_test_9.cc: New file.
3307 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3308 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3309 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3310 (ver_test_9.so, ver_test_9.o): New targets.
3311 * testsuite/Makefile.in: Rebuild.
3313 2008-07-22 Ian Lance Taylor <iant@google.com>
3315 * options.h (class General_options): Define --check-sections.
3316 * layout.cc (Layout::set_segment_offsets): Handle
3319 * options.h (class General_options): Define -n/--nmagic and
3321 * options.cc (General_options::finalize): For -n/--nmagic or
3322 -N/--omagic, set -static.
3323 * layout.cc (Layout::attach_allocated_section_to_segment): If
3324 -N/--omagic, don't put read-only and read-write sections in
3326 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3327 finding a read-only segment.
3328 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3329 don't set the minimum segment alignment to the common page size,
3330 and don't set the file offset to the address modulo the page size.
3331 * script-sections.cc (Script_sections::create_segments): If
3332 -n/--omagic, don't put read-only and read-write sections in
3335 * cref.cc: New file.
3337 * options.h (class General_options): Add --print-symbol-counts.
3338 * main.cc (main): Issue defined symbol report if requested.
3339 * archive.cc (Archive::interpret_header): Make into a const member
3341 (Archive::add_symbols): Call Input_objects::archive_start and
3343 (Archive::const_iterator): Define new class.
3344 (Archive::begin, Archive::end): New functions.
3345 (Archive::include_all_members): Rewrite to use iterator.
3346 (Archive::count_members): New function.
3347 * archive.h (class Archive): Update declarations.
3348 (Archive::filename): New function.
3349 * object.cc: Include "cref.h".
3350 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3351 (Sized_relobj::do_get_global_symbol_counts): New function.
3352 (Input_objects::add_object): Add object to cross-referencer.
3353 (Input_objects::archive_start): New function.
3354 (Input_objects::archive_stop): New function.
3355 (Input_objects::print_symbol_counts): New function.
3356 * object.h: Declare Cref and Archive.
3357 (Object::get_global_symbol_counts): New function.
3358 (Object::do_get_global_symbol_counts): New pure virtual function.
3359 (class Sized_relobj): Add defined_count_ field. Update
3361 (class Input_objects): Add cref_ field. Update constructor.
3362 Update declarations.
3363 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3365 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3367 (Sized_dynobj::do_get_global_symbol_counts): New function.
3368 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3369 defined_count_. Update declarations. Define Symbols typedef.
3370 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3371 parameter. Change all callers.
3372 (Symbol_table::add_from_dynobj): Add sympointers and defined
3373 parameters. Change all callers.
3374 * symtab.h (class Symbol_table): Update declarations.
3375 * Makefile.am (CCFILES): Add cref.cc.
3376 (HFILES): Add cref.h.
3377 * Makefile.in: Rebuild.
3379 2008-07-22 Simon Baldwin <simonb@google.com>
3381 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3382 to zero when writing undefined symbols.
3384 2008-07-22 Ian Lance Taylor <iant@google.com>
3386 * output.cc (Output_section::add_input_section): Don't try to
3387 merge empty merge sections.
3389 2008-07-21 Craig Silverstein <csilvers@google.com>
3391 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3392 Include symbol version in error message.
3394 2008-07-20 Chris Demetriou <cgd@google.com>
3396 * configure.ac (gold_cv_c_random_seed): New configured variable.
3397 (RANDOM_SEED_CFLAGS): New substituted variable.
3398 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3399 * configure: Rebuild.
3400 * Makefile.in: Likewise.
3401 * testsuite/Makefile.in: Likewise.
3403 2008-07-18 Ian Lance Taylor <iant@google.com>
3405 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3406 where we see NAME/NULL and NAME/VERSION as separate symbols.
3407 * testsuite/ver_test_main.cc (main): Call t4.
3408 (t4, t4_2a): Define.
3409 * testsuite/ver_test_2.cc (t4_2): Define.
3410 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3411 * testsuite/ver_test_4.cc (t4_2a): Define.
3412 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3413 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3415 2008-07-17 Ian Lance Taylor <iant@google.com>
3417 * dynobj.cc (Versions::add_def): If we give an error about a
3418 missing version, go ahead and create the version anyhow.
3420 2008-07-10 Ian Lance Taylor <iant@google.com>
3422 Handle output sections with more than 0x7fffffff bytes.
3423 * object.h (class Relobj): Change map_to_output_ to
3424 output_sections_, and just keep a section pointer. Change all
3425 uses. Move comdat group support to Sized_relobj.
3426 (Relobj::is_section_specially_mapped): Remove.
3427 (Relobj::output_section): Remove poff parameter. Change all
3429 (Relobj::output_section_offset): New function.
3430 (Relobj::set_section_offset): Rewrite.
3431 (Relobj::map_to_output): Remove.
3432 (Relobj::output_sections): New function.
3433 (Relobj::do_output_section_offset): New pure virtual function.
3434 (Relobj::do_set_section_offset): Likewise.
3435 (class Sized_relobj): Add section_offsets_ field. Add comdat
3436 group support from Relobj. Update declarations.
3437 (Sized_relobj::get_output_section_offset): New function.
3438 (Sized_relobj::do_output_section_offset): New function.
3439 (Sized_relobj::do_set_section_offset): New function.
3440 * object.cc (Relobj::output_section_address): Remove.
3441 (Sized_relobj::Sized_relobj): Initialize new fields.
3442 (Sized_relobj::include_section_group): Cast find_kept_object to
3444 (Sized_relobj::include_linkonce_section): Likewise.
3445 (Sized_relobj::do_layout): Use separate arrays for output section
3447 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3449 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3450 output_sections and section_offsets.
3451 (Sized_relobj::write_local_symbols): Likewise.
3452 (map_to_kept_section): Compute output address directly.
3453 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3454 output_sections and section_offsets.
3455 (Sized_relobj::write_sections): Likewise.
3456 (Sized_relobj::relocate_sections): Likewise.
3457 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3458 * output.h (class Output_reloc): Update declarations. Change
3459 u2_.relobj to Sized_relobj*.
3460 (class Output_data_reloc): Change add functions to use
3462 * output.cc (Output_reloc::Output_reloc): Change relobj to
3464 (Output_reloc::local_section_offset): Change return type to
3465 Elf_Addr. Use get_output_section_offset.
3466 (Output_reloc::get_address): Likewise.
3467 (Output_section::is_input_address_mapped): Don't call
3468 is_section_specially_mapped.
3469 (Output_section::output_offset): Likewise.
3470 (Output_section::output_address): Likewise.
3471 (Output_section::starting_output_address): Likewise.
3472 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3473 parameter to Sized_relobj*.
3474 (Copy_relocs::need_copy_reloc): Likewise.
3475 (Copy_relocs::save): Likewise.
3476 * copy-relocs.h (class Copy_relocs): Update declarations.
3477 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3478 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3479 * target-reloc.h (relocate_for_relocatable): Change
3480 offset_in_output_section type to Elf_Addr. Change code that uses
3482 * layout.cc (Layout::layout): Always set *off.
3483 * mapfile.cc (Mapfile::print_input_section): Use
3484 output_section_offset.
3485 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3487 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3488 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3489 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3491 2008-07-03 Ian Lance Taylor <iant@google.com>
3493 * layout.cc (Layout::include_section): Do not discard unrecognized
3494 SHT_STRTAB sections.
3496 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3498 * script.cc (Lex::can_continue_name): Make '?' allowable in
3499 version-script names.
3500 * testsuite/version_script.map: Change glob pattern to use '?'
3502 2008-06-30 Manish Singh <yosh@gimp.org>
3505 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3508 2008-06-30 Ian Lance Taylor <iant@google.com>
3512 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3513 versions]: Don't try to read the value in the contents, since we
3514 don't use it. Use the template endianness when writing.
3516 2008-06-25 Cary Coutant <ccoutant@google.com>
3518 * fileread.cc (File_read::make_view): Assert on zero-length view.
3519 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3520 symbol table when there are no symbols to read.
3522 2008-06-23 Craig Silverstein <csilvers@google.com>
3524 * version.cc (version_string): Bump to 1.7
3526 2008-06-18 Craig Silverstein <csilvers@google.com>
3528 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3529 constant 0xFFFF to type Valtype.
3530 (Powerpc_relocate_functions::rel16_ha): Likewise.
3532 2008-06-17 Ian Lance Taylor <iant@google.com>
3534 * output.h (Output_section::Input_section): Initialize p2align_ to
3535 zero for Output_section_data constructors.
3536 (Output_section::Input_section::addralign): If not an input
3537 section, return the alignment of the Output_section_data.
3538 * testsuite/copy_test.cc: New file.
3539 * testsuite/copy_test_1.cc: New file.
3540 * testsuite/copy_test_2.cc: New file.
3541 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3542 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3543 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3544 (copy_test_1_pic.o, copy_test_1.so): New targets.
3545 (copy_test_2_pic.o, copy_test_2.so): New targets.
3546 * testsuite/Makefile.in: Rebuild.
3548 * script-sections.cc (Script_sections::place_orphan): Initialize
3549 local variable exact.
3551 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3553 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3555 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3556 David S. Miller <davem@davemloft.net>
3558 * powerpc.cc: New file.
3559 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3560 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3561 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3562 * Makefile.in: Rebuild.
3564 2008-06-09 Ian Lance Taylor <iant@google.com>
3566 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3568 (throwing, orig_terminate): New static variables.
3569 (terminate_handler): New static function.
3570 (t2): Set terminate handler.
3572 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3575 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3578 2008-05-30 Cary Coutant <ccoutant@google.com>
3580 * archive.cc (Archive::include_all_members) Correct to step
3581 over symbol table and extended name table in thin archives.
3583 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3586 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3589 2008-05-28 Caleb Howe <cshowe@google.com>
3591 * reduced_debug_output.cc: New file.
3592 * reduced_debug_output.h: New file.
3593 * options.h (class General_options): Add --strip-debug-non-line.
3594 * options.cc (General_options::finalize): Add strip_debug_non_line
3595 to the strip heirarchy.
3596 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3598 * layout.cc: Include "reduced_debug_output.h".
3599 (Layout::Layout): Initialize new fields.
3600 (line_only_debug_sections): New static array.
3601 (is_lines_only_debug_sections): New static inline function.
3602 (Layout::include_section): Handle --strip-debug-non-line.
3603 (Layout::make_output_section): If --strip-debug-non-line, build
3604 new output sections for .debug_abbrev and .debug_info.
3605 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3606 gold. Warn about possible overflow.
3607 (read_signed_LEB_128): Likewise.
3608 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3609 (read_signed_LEB_128): Declare.
3610 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3611 (HFILES): Add reduced_debug_output.h.
3612 * Makefile.in: Rebuild.
3614 2008-05-21 Ian Lance Taylor <iant@google.com>
3616 * mapfile.cc: New file.
3617 * mapfile.h: New file.
3618 * options.h (class General_options): Add -M/--print-map and -Map.
3619 * options.cc (General_options::finalize): Make -M equivalent to
3621 * main.cc: Include <cstdio> and "mapfile.h".
3622 (main): Open mapfile if requested.
3623 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3624 constructor. Change caller.
3625 (queue_initial_tasks): Add mapfile parameter. Change caller.
3626 (queue_middle_tasks): Likewise.
3627 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3629 * archive.cc: Include "mapfile.h".
3630 (Archive::add_symbols): Add mapfile parameter. Change all
3631 callers. Pass mapfile, symbol, and reason to include_member.
3632 (Archive::include_all_members): Add mapfile parameter. Change all
3634 (Archive::include_member): Add mapfile, sym, and why parameters.
3635 Change all callers. Report inclusion to map file.
3636 * archive.h: Include "fileread.h".
3637 (class Archive): Update declarations.
3638 (Archive::file): New const method.
3639 (class Add_archive_symbols): Add mapfile_ field. Update
3640 constructor. Change all callers.
3641 * readsyms.h (class Read_symbols): Likewise.
3642 (class Finish_group): Likewise.
3643 (class Read_script): Likewise.
3644 * common.cc: Include "mapfile.h".
3645 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3647 (Symbol_table::do_allocate_commons): Likewise.
3648 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3649 symbol allocation to mapfile.
3650 * common.h (class Allocate_commons_task): Add mapfile_ field.
3651 Update constructor. Change all callers.
3652 * symtab.h (class Symbol_table): Update declarations.
3653 * layout.cc: Include "mapfile.h".
3654 (Layout_task_runner::run): Print information to mapfile.
3655 (Layout::create_gold_note): Change Output_data_fixed_space to
3656 Output_data_zero_fill.
3657 (Layout::create_build_id): Likewise.
3658 (Layout::print_to_mapfile): New function.
3659 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3660 constructor. Change caller.
3661 (class Layout): Declare print_to_mapfile.
3662 * output.cc (Output_section::Input_section::print_to_mapfile): New
3664 (Output_section::add_input_section): If producing a map, always
3665 add to input_sections_ list.
3666 (Output_section::do_print_to_mapfile): New function.
3667 (Output_segment::print_sections_to_mapfile): New function.
3668 (Output_segment::print_section_list_to_mapfile): New function.
3669 * output.h: Include "mapfile.h".
3670 (Output_data::print_to_mapfile): New function.
3671 (Output_data::do_print_to_mapfile): New virtual function.
3672 (Output_segment_headers::do_print_to_mapfile): New function.
3673 (Output_file_header::do_print_to_mapfile): New function.
3674 (Output_data_const::do_print_to_mapfile): New function.
3675 (class Output_data_const_buffer): Add map_name_ field. Update
3676 constructor. Change all callers. Add do_print_to_mapfile
3678 (class Output_data_fixed_space): Likewise.
3679 (class Output_data_space): Likewise.
3680 (class Output_data_zero_fill): New class.
3681 (Output_data_strtab::do_print_to_mapfile): New function.
3682 (Output_data_reloc_base::do_print_to_mapfile): New function.
3683 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3684 (Output_data_group::do_print_to_mapfile): New function.
3685 (Output_data_got::do_print_to_mapfile): New function.
3686 (Output_data_dynamic::do_print_to_mapfile): New function.
3687 (Output_symtab_xindex::do_print_to_mapfile): New function.
3688 (class Output_section): Declare do_print_to_mapflie. Declare
3689 print_to_mapfile in Input_section.
3690 (class Output_segment): Declare new functions.
3691 * object.h (Sized_relobj::symbol_count): New function.
3692 * script-sections.cc
3693 (Output_section_element_dot_assignment::set_section_addresses):
3694 Change Output_data_fixed_space to Output_data_zero_fill.
3695 (Output_data_expression::do_print_to_mapfile): New function.
3696 * script.cc (read_input_script): Add mapfile parameter. Change
3698 * script.h (read_input_script): Update declaration.
3699 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3700 (Eh_frame::do_print_to_mapfile): New function.
3701 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3702 (Output_merge_string::do_print_to_mapfile): New function.
3703 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3705 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3707 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3709 * Makefile.am (CCFILES): Add mapfile.cc.
3710 (HFILES): Add mapfile.h.
3711 * Makefile.in: Rebuild.
3713 2008-05-19 Ian Lance Taylor <iant@google.com>
3715 * options.h (class General_options): Add -z relro.
3716 * layout.cc (Layout::Layout): Initialize relro_segment_.
3717 (Layout::add_output_section_data): Return the output section.
3718 (Layout::make_output_section): Rcognize relro sections and mark
3720 (Layout::attach_allocated_section_to_segment): Put relro sections
3721 in a PT_GNU_RELRO segment.
3722 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3724 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3726 (Layout::linkonce_mapping): Map d.rel.ro.local to
3728 (Layout::output_section_name): Us .data.rel.ro.local for any
3729 section which begins with that.
3730 * layout.h (class Layout): Update add_output_section_data
3731 declaration. Add relro_segment_ field.
3732 * output.cc (Output_section::Output_section): Initialize is_relro_
3733 and is_relro_local_ fields.
3734 (Output_segment::add_output_section): Group relro sections.
3735 (Output_segment::is_first_section_relro): New function.
3736 (Output_segment::maximum_alignment): If there is a relro section,
3737 align the segment to the common page size.
3738 (Output_segment::set_section_addresses): Track whether we are
3739 looking at relro sections. If the last section is a relro
3740 section, align to the common page size.
3741 (Output_segment::set_section_list_addresses): Add in_relro
3742 parameter. Change all callers. Align to the page size when
3743 moving from relro to non-relro section.
3744 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3746 * output.h (class Output_section): Add is_relro_ and
3747 is_relro_local_ fields.
3748 (Output_section::is_relro): New function.
3749 (Output_section::set_is_relro): New function.
3750 (Output_section::is_relro_local): New function.
3751 (Output_section::set_is_relro_local): New function.
3752 (class Output_segment): Update declarations.
3753 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3754 * sparc.cc (Target_sparc::got_section): Likewise.
3755 * x86_64.cc (Target_x86_64::got_section): Likewise.
3756 * testsuite/relro_test_main.cc: New file.
3757 * testsuite/relro_test.cc: New file.
3758 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3759 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3760 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3761 (relro_test.so, relro_test_pic.o): New targets.
3762 * testsuite/Makefile.in: Rebuild.
3764 2008-05-16 Ian Lance Taylor <iant@google.com>
3766 * output.cc (Output_segment::add_output_section): Remove front
3768 * output.h (class Output_segment): Remove
3769 add_initial_output_section and overloaded add_output_section.
3770 Update declaration of remaining add_output_section.
3771 * layout.cc (Layout::create_interp): Call add_output_section
3772 rather than add_initial_output_section.
3773 (Layout::finish_dynamic_section): Likewise.
3775 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3776 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3777 know the dynamic type.
3778 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3779 field. Initialize it in constructor.
3780 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3781 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3782 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3785 * output.cc (Output_reloc::get_address): Change return type to
3787 * output.h (class Output_reloc): Update get_address declaration.
3788 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3789 for section addresses.
3791 2008-05-09 Ian Lance Taylor <iant@google.com>
3794 * gold.cc (gold_nomem): Use return value of write.
3796 2008-05-08 Ian Lance Taylor <iant@google.com>
3798 * symtab.c (Symbol::init_base_output_data): Add version
3799 parameter. Change all callers.
3800 (Symbol::init_base_output_segment): Likewise.
3801 (Symbol::init_base_constant): Likewise.
3802 (Symbol::init_base_undefined): Likewise.
3803 (Sized_symbol::init_output_data): Likewise.
3804 (Sized_symbol::init_output_segment): Likewise.
3805 (Sized_symbol::init_constant): Likewise.
3806 (Sized_symbol::init_undefined): Likewise.
3807 (Symbol_table::do_define_in_output_data): If the new symbol has a
3808 version, mark it as the default.
3809 (Symbol_table::do_define_in_output_segment): Likewise.
3810 (Symbol_table::do_define_as_constant): Likewise.
3811 * symtab.h (class Symbol): Update declarations.
3812 (class Sized_symbol): Likewise.
3813 * resolve.cc (Symbol::override_version): New function.
3814 (Symbol::override_base): Call override_version.
3815 (Symbol::override_base_with_special): Likewise.
3816 * testsuite/ver_script_8.script: New file.
3817 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3818 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3819 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3820 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3822 2008-05-06 Ian Lance Taylor <iant@google.com>
3825 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3827 (class General_options): Remove existing --undefined, and add
3828 --no-undefined instead. Add new --undefined as synonym for -u.
3829 * archive.cc (Archive::add_symbols): Check whether symbol was
3831 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3832 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3833 all uses. Add IS_UNDEFINED. Update declarations to split
3834 different versions of init_base. Declare init_base_undefined.
3835 (Symbol::is_defined): Handle IS_UNDEFINED.
3836 (Symbol::is_undefined): Likewise.
3837 (Symbol::is_weak_undefined): Call is_undefined.
3838 (Symbol::is_absolute): Handle IS_CONSTANT.
3839 (class Sized_symbol): Update declarations to split different
3840 versions of init. Declare init_undefined.
3841 (class Symbol_table): Declare new functions.
3842 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3844 (Symbol::init_base_output_data): Likewise.
3845 (Symbol::init_base_output_segment): Likewise.
3846 (Symbol::init_base_constant): Likewise.
3847 (Symbol::init_base_undefined): New function.
3848 (Sized_symbol::init_object): Rename from init. Change all
3850 (Sized_symbol::init_output_data): Likewise.
3851 (Sized_symbol::init_output_segment): Likewise.
3852 (Sized_symbol::init_constant): Likewise.
3853 (Sized_symbol::init_undefined): New function.
3854 (Symbol_table::add_undefined_symbols_from_command_line): New
3856 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3858 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3859 (Symbol::output_section): Likewise.
3860 (Symbol::set_output_section): Likewise.
3861 (Symbol_table::sized_finalize_symbol): Likewise.
3862 (Symbol_table::sized_write_globals): Likewise.
3863 * resolve.cc (Symbol_table::should_override): Likewise.
3864 (Symbol::override_base_with_special): Likewise.
3866 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3867 symbol, change it to have default visibility.
3868 * testsuite/protected_1.cc: New file.
3869 * testsuite/protected_2.cc: New file.
3870 * testsuite/protected_3.cc: New file.
3871 * testsuite/protected_main_1.cc: New file.
3872 * testsuite/protected_main_2.cc: New file.
3873 * testsuite/protected_main_3.cc: New file.
3874 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3875 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3876 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3877 (protected_1.so): New target.
3878 (protected_1_pic.o, protected_2_pic.o): New targets.
3879 (protected_3_pic.o): New target.
3880 (check_PROGRAMS): Add protected_2.
3881 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3882 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3883 * testsuite/Makefile.in: Rebuild.
3885 * options.h (DEFINE_var): Add set_user_set_##varname__.
3886 (DEFINE_bool_alias): New macro.
3887 (class General_options): Define -Bstatic using DEFINE_bool_alias
3888 rather than DEFINE_special. Add --undefined as an alias for -z
3890 * options.cc (General_options::parse_Bstatic): Remove.
3892 * options.h (class General_options): Add --fatal-warnings.
3893 * main.cc (main): Implement --fatal-warnings.
3894 * errors.h (Errors::warning_count): New function.
3896 * options.h (class General_options): Add -Bsymbolic-functions.
3897 * symtab.h (Symbol::is_preemptible): Check for
3898 -Bsymbolic-functions.
3900 2008-05-05 Ian Lance Taylor <iant@google.com>
3902 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3903 as noVARNAME rather than no-VARNAME.
3904 (class General_options): Add option -z combreloc.
3905 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3907 (Output_reloc::sort_before) [SHT_REL]: New function.
3908 (Output_reloc::sort_before) [SHT_RELA]: New function.
3909 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3910 Sort_relocs_comparison.
3911 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3912 parameter. Change all callers.
3913 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3914 sort_relocs parameter. Change all callers.
3915 * output.cc (Output_reloc::get_address): New function, broken out
3917 (Output_reloc::write_rel): Call it.
3918 (Output_reloc::compare): New function.
3919 (Output_data_reloc_base::do_write): Optionally sort relocs.
3921 * configure.ac: If targ_extra_obj is set, link it in.
3922 * configure.tgt: Initialize all variables.
3923 (x86_64*): Set targ_extra_obj and targ_extra_size.
3924 * configure: Rebuild.
3926 * object.cc (Sized_relobj::include_section_group): Adjust section
3927 indexes read from group data. Build vector to pass to
3929 * layout.cc (Layout::layout_group): Add flags and shndxes
3930 parameters. Remove contents parameter. Change caller. Update
3931 explicit instantiations.
3932 * layout.h (class Layout): Update layout_group declaration.
3933 * output.cc (Output_data_group::Output_data_group): Add flags and
3934 input_shndxes parameters. Remove contents parameter. Change
3936 (Output_data_group::do_write): Change input_sections_ to
3938 * output.h (class Output_data_group): Update constructor
3939 declaration. Rename input_sections_ to input_shndxes_.
3940 * testsuite/many_sections_test.cc: Add template.
3942 2008-04-30 Cary Coutant <ccoutant@google.com>
3944 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3946 * layout.cc (Layout::include_section): Refactored check for debug
3948 (Layout::add_comdat): Add new parameters. Change type
3949 of signature parameter. Add object and shndx to signatures table.
3950 (Layout::find_kept_object): New function.
3951 * layout.h: Include <cstring>.
3952 (Layout::is_debug_info_section): New function.
3953 (Layout::add_comdat): Add new parameters.
3954 (Layout::find_kept_object): New function.
3955 (Layout::Kept_section): New struct.
3956 (Layout::Signatures): Change type of map range.
3957 * object.cc (Relobj::output_section_address): New function.
3958 (Sized_relobj::include_section_group): Add new parameters. Change
3959 calls to Layout::add_comdat. Change to build table of kept comdat
3960 groups and table mapping discarded sections to kept sections.
3961 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3962 (Sized_relobj::do_layout): Change calls to include_section_group and
3963 include_linkonce_section.
3964 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3965 value to zero when section is discarded.
3966 (Sized_relobj::map_to_kept_section): New function.
3967 * object.h (Relobj::output_section_address): New function.
3968 (Relobj::Comdat_group): New type.
3969 (Relobj::find_comdat_group): New function.
3970 (Relobj::Comdat_group_table): New type.
3971 (Relobj::Kept_comdat_section): New type.
3972 (Relobj::Kept_comdat_section_table): New type.
3973 (Relobj::add_comdat_group): New function.
3974 (Relobj::set_kept_comdat_section): New function.
3975 (Relobj::get_kept_comdat_section): New function.
3976 (Relobj::comdat_groups_): New field.
3977 (Relobj::kept_comdat_sections_): New field.
3978 (Symbol_value::input_value): Update comment.
3979 (Sized_relobj::map_to_kept_section) New function.
3980 (Sized_relobj::include_linkonce_section): Add new parameter.
3981 * target-reloc.h (Comdat_behavior): New type.
3982 (get_comdat_behavior): New function.
3983 (relocate_section): Add code to map a discarded section to the
3984 corresponding kept section when applying a relocation.
3986 2008-04-30 Craig Silverstein <csilvers@google.com>
3988 * dwarf_reader.cc (next_generation_count): New static var.
3989 (Addr2line_cache_entry): New struct.
3990 (addr2line_cache): New static var.
3991 (Dwarf_line_info::one_addr2line): Added caching.
3992 (Dwarf_line_info::clear_addr2line_cache): New function.
3993 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3994 cache-size parameter.
3995 (Dwarf_line_info::one_addr2line_cache): New function.
3996 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3997 new cache-size argument to one_addr2line(), and clear cache.
3999 2008-04-28 Cary Coutant <ccoutant@google.com>
4001 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4002 R_386_PC8 relocations.
4004 2008-04-23 Ian Lance Taylor <iant@google.com>
4006 * object.cc (Sized_relobj::include_section_group): Check for
4007 invalid section group.
4009 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4012 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4013 than read for file header.
4014 * archive.cc (Archive::include_member): Likewise.
4016 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4018 * aclocal.m4: Regenerate.
4019 * configure: Regenerate.
4021 2008-04-19 Ian Lance Taylor <iant@google.com>
4023 * version.cc (version_string): Bump to 1.6.
4025 * testsuite/Makefile.am (many_sections_r_test): New target.
4026 (many_sections_r_test_SOURCES): Remove.
4027 (many_sections_r_test_DEPENDENCIES): Remove.
4028 (many_sections_r_test_LDFLAGS): Remove.
4029 (many_sections_r_test_LDADD): Remove.
4031 * object.cc (Sized_relobj::do_add_symbols): Always pass
4032 local_symbol_count_ to add_from_relobj.
4034 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4035 every thousand variables.
4036 * testsuite/Makefile.in: Rebuild.
4038 * object.cc (Xindex::initialize_symtab_xindex): New function.
4039 (Xindex::read_symtab_xindex): New function.
4040 (Xindex::sym_xindex_to_shndx): New function.
4041 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4043 (Sized_relobj::do_initialize_xindex): New function.
4044 (Sized_relobj::do_read_symbols): Adjust section links.
4045 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4046 parameter. Change all callers.
4047 (Sized_relobj::include_section_group): Adjust section links and
4048 symbol section indexes.
4049 (Sized_relobj::do_layout): Adjust section links.
4050 (Sized_relobj::do_count_local_symbols): Adjust section links and
4051 symbol section indexes.
4052 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4053 ordinary and special symbols.
4054 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4055 dynsym_xindex parameters. Change all callers. Adjust section
4056 links. Use SHN_XINDEX when needed.
4057 (Sized_relobj::get_symbol_location_info): Adjust section links.
4058 Don't get fooled by special symbols.
4059 * object.h (class Xindex): Define.
4060 (class Object): Add xindex_ parameter. Declare virtual functoin
4061 do_initialize_xindex.
4062 (Object::adjust_sym_shndx): New function.
4063 (Object::set_xindex): New protected function.
4064 (class Symbol_value): Add is_ordinary_shndx_ field.
4065 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4066 (Symbol_value::value): Assert ordinary section.
4067 (Symbol_value::initialize_input_to_output_map): Likewise.
4068 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4070 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4072 (class Sized_relobj): Update declarations.
4073 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4074 parameter. Change all callers.
4075 (Sized_relobj::adjust_shndx): New function.
4076 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4078 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4079 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4080 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4081 (Sized_dynobj::read_dynsym_section): Adjust section links.
4082 (Sized_dynobj::read_dynamic): Likewise.
4083 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4085 (Sized_dynobj::do_initialize_xindex): New function.
4086 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4087 do_initialize_xindex.
4088 (Sized_dynobj::adjust_shndx): New function.
4089 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4090 dynsym_xindex_ fields.
4091 (Layout::finalize): Add a call to set_section_indexes before
4092 creating the symtab sections.
4093 (Layout::set_section_indexes): Don't do anything if the section
4094 already has a section index.
4095 (Layout::create_symtab_sections): Add shnum parameter. Change
4096 caller. Create .symtab_shndx section if needed.
4097 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4099 (Layout::allocated_output_section_count): New function.
4100 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4102 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4103 fields. Update declarations.
4104 (Layout::symtab_xindex): New function.
4105 (Layout::dynsym_xindex): New function.
4106 (class Write_symbols_task): Add layout_ field.
4107 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4109 * output.cc (Output_section_headers::Output_section_headers): Add
4110 shstrtab_section parameter. Change all callers.
4111 (Output_section_headers::do_sized_write): Store overflow values
4112 for section count and section string table section index in
4113 section header zero.
4114 (Output_file_header::do_sized_write): Check for overflow of
4115 section count and section string table section index.
4116 (Output_symtab_xindex::do_write): New function.
4117 (Output_symtab_xindex::endian_do_write): New function.
4118 * output.h (class Output_section_headers): Add shstrtab_section_.
4119 Update declarations.
4120 (class Output_symtab_xindex): Define.
4121 (Output_section::has_out_shndx): New function.
4122 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4124 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4126 (Sized_symbol::init): Likewise.
4127 (Symbol::output_section): Check for ordinary symbol.
4128 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4129 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4131 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4132 Change all callers. Simplify handling of symbols from sections
4133 not included in the link.
4134 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4136 (Weak_alias_sorter::operator()): Assert that symbols are
4138 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4140 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4141 parameters. Change all callers.
4142 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4143 symbol distinction. Use SHN_XINDEX when needed.
4144 (Symbol_table::write_section_symbol): Add symtab_xindex
4145 parameter. Change all callers.
4146 (Symbol_table::sized_write_section_symbol): Likewise. Use
4147 SHN_XINDEX when needed.
4148 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4150 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4151 (Symbol::is_defined): Check is_ordinary.
4152 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4153 (Symbol::is_absolute, Symbol::is_common): Likewise.
4154 (class Sized_symbol): Update declarations.
4155 (class Symbol_table): Update declarations.
4156 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4157 parameters. Change all callers.
4158 (Sized_symbol::override): Likewise.
4159 (Symbol_table::override): Likewise.
4160 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4161 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4162 is_ordinary, and orig_st_shndx parameters. Change all callers.
4163 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4164 to be in an ordinary section.
4165 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4166 object and is_ordinary parameters. Change all callers.
4167 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4168 Change all callers. Don't add undefined or non-ordinary symbols
4170 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4172 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4174 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4175 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4176 (Sized_relobj::relocate_sections): Likewise.
4177 * target-reloc.h (scan_relocs): Adjust section symbol index.
4178 (scan_relocatable_relocs): Likewise.
4179 * i386.cc (Scan::local): Check for ordinary symbols.
4180 * sparc.cc (Scan::local): Likewise.
4181 * x86_64.cc (Scan::local): Likewise.
4182 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4183 to symbol_section_and_value.
4184 * testsuite/many_sections_test.cc: New file.
4185 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4186 (check_PROGRAMS): Add many_sections_test.
4187 (many_sections_test_SOURCES): Define.
4188 (many_sections_test_DEPENDENCIES): Define.
4189 (many_sections_test_LDFLAGS): Define.
4190 (BUILT_SOURCES): Add many_sections_define.h.
4191 (many_sections_define.h): New target.
4192 (BUILT_SOURCES): Add many_sections_check.h.
4193 (many_sections_check.h): New target.
4194 (check_PROGRAMS): Add many_sections_r_test.
4195 (many_sections_r_test_SOURCES): Define.
4196 (many_sections_r_test_DEPENDENCIES): Define.
4197 (many_sections_r_test_LDFLAGS): Define.
4198 (many_sections_r_test_LDADD): Define.
4199 (many_sections_r_test.o): New target.
4200 * testsuite/Makefile.in: Rebuild.
4202 2008-04-17 Cary Coutant <ccoutant@google.com>
4204 * errors.cc (Errors::info): New function.
4205 (gold_info): New function.
4206 * errors.h (Errors::info): New function.
4207 * gold.h (gold_info): New function.
4208 * object.cc (Input_objects::add_object): Print trace output.
4209 * options.cc (options::parse_set): New function.
4210 (General_options::parse_wrap): Deleted.
4211 (General_options::General_options): Deleted initializer.
4212 * options.h (options::String_set): New typedef.
4213 (options::parse_set): New function.
4214 (DEFINE_set): New macro.
4215 (General_options::wrap): Changed to use DEFINE_set. Changed
4216 callers of any_wrap_symbols and is_wrap_symbol.
4217 (General_options::trace, General_options::trace_symbol):
4219 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4220 (General_options::wrap_symbols_): Deleted.
4221 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4223 2008-04-17 David S. Miller <davem@davemloft.net>
4225 * options.cc (General_options::parse_V): New function.
4226 * options.h: Add entries for -V and -Qy.
4228 2008-04-17 Ian Lance Taylor <iant@google.com>
4230 * common.cc (Symbol_table::allocate_commons): Remove options
4231 parameter. Change caller.
4232 (Symbol_table::do_allocate_commons): Remove options parameter.
4233 Change caller. Just call do_allocate_commons_list twice.
4234 (Symbol_table::do_allocate_commons_list): New function, broken out
4235 of do_allocate_commons.
4236 * common.h (class Allocate_commons_task): Remove options_ field.
4238 * symtab.cc (Symbol_table::Symbol_table): Initialize
4240 (Symbol_table::add_from_object): Put TLS common symbols on
4242 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4243 which are IN_OUTPUT_DATA.
4244 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4245 allocate_commons and do_allocate_commons declarations. Declare
4246 do_allocate_commons_list.
4247 * gold.cc (queue_middle_tasks): Update creation of
4248 Allocate_commons_task to not pass options.
4249 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4250 (TLS_TEST_C_FLAGS): New variable.
4251 (tls_test_c_pic.o): New target.
4252 (tls_test_shared.so): Link in tls_test_c_pic.o.
4253 (tls_test_c_pic_ie.o): New target.
4254 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4255 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4256 (tls_test_c.o): New target.
4257 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4258 (tls_pic_test_LDADD): Likewise.
4259 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4260 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4261 (tls_test_c_gnu2.o): New target.
4262 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4264 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4265 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4266 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4267 * testsuite/tls_test.cc: Include "config.h".
4268 (t_last): Call t11_last.
4269 * testsuite/tls_test.h (t11, t11_last): Declare.
4270 * testsuite/tls_test_c.c: New file.
4271 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4272 * configure.ac: Check for OpenMP support.
4273 * configure, config.in, Makefile.in: Rebuild.
4274 * testsuite/Makefile.in: Rebuild.
4276 2008-04-16 Cary Coutant <ccoutant@google.com>
4278 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4279 (Target_i386::tls_base_symbol_defined_): New field.
4280 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4281 (Target_i386::Scan::global): Likewise.
4282 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4283 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4284 (Target_x86_64::tls_base_symbol_defined_): New field.
4285 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4286 (Target_x86_64::Scan::global): Likewise.
4288 2008-04-16 Cary Coutant <ccoutant@google.com>
4290 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4291 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4292 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4293 building shared libraries.
4294 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4295 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4296 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4297 * testsuite/Makefile.in: Rebuild.
4298 * testsuite/weak_undef.h: New file.
4299 * testsuite/weak_undef_file1.cc: Add extra test cases.
4300 * testsuite/weak_undef_file2.cc: Likewise.
4301 * testsuite/weak_undef_test.cc: Likewise.
4303 2008-04-16 David S. Miller <davem@davemloft.net>
4305 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4306 Add issued_non_pic_error_ field. Declare check_non_pic.
4307 (Target_sparc::Scan::check_non_pic): New function.
4308 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4309 (Target_sparc::Scan::global): Likewise.
4311 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4312 * configure: Rebuild.
4314 * options.h (DEFINE_enable): New macro.
4315 (new_dtags): New enable option.
4316 (initfirst, interpose, loadfltr, nodefaultlib,
4317 nodelete, nodlopen, nodump): New -z options.
4318 * layout.cc (Layout:finish_dynamic_section): If new
4319 dtags enabled, emit DT_RUNPATH. Also, emit a
4320 DT_FLAGS_1 containing any specified -z flags.
4322 2008-04-16 Ian Lance Taylor <iant@google.com>
4324 * copy-relocs.cc: New file.
4325 * copy-relocs.h: New file.
4326 * reloc.cc: Remove Copy_relocs code.
4327 * reloc.h: Likewise.
4328 * reloc-types.h (struct Reloc_types) [both versions]: Add
4329 get_reloc_addend_noerror.
4330 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4331 variants of add_global which take an addend which must be zero.
4332 * i386.cc: Include "copy-relocs.h".
4333 (class Target_i386): Change type of copy_relocs_ to variable,
4335 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4337 (Target_i386::do_finalize_sections): Change handling of
4339 * sparc.cc: Include "copy-relocs.h".
4340 (class Target_sparc): Change type of copy_relocs_ to variable,
4342 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4344 (Target_sparc::do_finalize_sections): Change handling of
4346 * x86_64.cc: Include "copy-relocs.h".
4347 (class Target_x86_64): Change type of copy_relocs_ to variable,
4349 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4350 class. Change all callers.
4351 (Target_x86_64::do_finalize_sections): Change handling of
4353 * Makefile.am (CCFILES): Add copy-relocs.cc.
4354 (HFILES): Add copy-relocs.h.
4356 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4358 * testsuite/script_test_4.sh: Permit leading zeroes.
4360 2008-04-15 Ian Lance Taylor <iant@google.com>
4362 * script-sections.cc (Script_sections::create_segments): Use
4363 header_size_adjustment even when there is enough room for the
4365 * testsuite/script_test_4.sh: New file.
4366 * testsuite/script_test_4.t: New file.
4367 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4368 (check_DATA): Add script_test_4.stdout.
4369 (MOSTLYCLEANFILES): Likewise.
4370 (script_test_4): New target.
4371 (script_test_4.stdout): New target.
4372 * testsuite/Makefile.in: Rebuild.
4374 * sparc.cc: Add definitions for Output_data_plt_sparc class
4377 2008-04-14 David S. Miller <davem@davemloft.net>
4379 * sparc.cc: New file.
4380 * Makefile.am (TARGETSOURCES): Add sparc.cc
4381 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4382 * configure.tgt: Document targ_extra_size and
4383 targ_extra_big_endian. Add entries for sparc-* and
4385 * configure.ac: Handle targ_extra_size and
4386 targ_extra_big_endian.
4387 * Makefile.in: Rebuild.
4388 * configure: Likewise.
4389 * po/POTFILES.in: Likewise.
4390 * po/gold.pot: Likewise.
4392 2008-04-14 Ian Lance Taylor <iant@google.com>
4394 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4395 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4396 in the name/type/flags to section mapping. Don't call
4397 allocate_output_section.
4398 (Layout::choose_output_section): Change parameter from adjust_name
4399 to is_input_section. Don't permit input sections after sections
4400 are attached to segments. Don't call allocate_output_section.
4401 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4402 not write_enable_output_section.
4403 (Layout::make_output_section): Don't push to
4404 unattached_section_list_ nor call attach_to_segment. Call
4405 attach_section_to_segment if sections are attached.
4406 (Layout::attach_sections_to_segments): New function.
4407 (Layout::attach_section_to_segment): New function.
4408 (Layout::attach_allocated_section_to_segment): Rename from
4409 attach_to_segment. Remove flags parameter.
4410 (Layout::allocate_output_section): Remove function.
4411 (Layout::write_enable_output_section): Remove function.
4412 * layout.h (class Layout): Update for above changes. Add new
4413 field sections_are_attached_.
4414 * output.h (Output_section::update_flags_for_input_section): New
4416 * output.cc (Output_section::add_input_section): Call
4417 update_flags_for_input_section.
4418 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4420 2008-04-11 Cary Coutant <ccoutant@google.com>
4422 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4423 thought unnecessary.
4424 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4426 2008-04-11 Ian Lance Taylor <iant@google.com>
4428 * output.h (class Output_section_data): Remove inline definition
4430 * output.cc (Output_section_data::set_addralign): New function.
4432 2008-04-11 Cary Coutant <ccoutant@google.com>
4434 Add support for TLS descriptors for i386 and x86_64.
4435 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4436 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4437 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4439 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4440 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4441 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4443 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4444 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4445 Fix problem with initial-exec relocations.
4446 (Target_i386::Relocate::relocate_tls): Likewise.
4447 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4449 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4450 support for section-plus-offset dynamic table entries.
4451 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4452 (Output_data_dynamic::Dynamic_entry): Add support for
4453 section-plus-offset dynamic table entries.
4454 (Output_data_dynamic::Classification): Likewise.
4455 (Output_data_dynamic::classification_): Renamed offset_.
4456 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4457 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4458 (Target_x86_64::make_plt_section): New function.
4459 (Target_x86_64::reserve_tlsdesc_entries): New function.
4460 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4461 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4462 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4463 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4464 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4465 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4466 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4467 add extra PLT entry for TLS descriptors.
4468 (Output_data_plt_x86_64::got_): New field.
4469 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4470 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4472 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4474 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4475 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4476 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4477 R_386_TLS_DESC_CALL relocations.
4478 (Target_x86_64::Scan::global): Likewise.
4479 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4480 for TLS descriptors.
4481 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4482 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4483 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4484 GD-to-IE relaxation.
4485 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4486 and TLS_DESCRIPTORS.
4487 * Makefile.in: Rebuild.
4488 * configure: Rebuild.
4489 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4490 (tls_test_shared2.so): New target.
4491 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4492 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4493 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4494 (tls_shared_gd_to_ie_test_LDADD): New variable.
4495 (tls_shared_gnu2_gd_to_ie_test): New target.
4496 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4498 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4499 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4500 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4501 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4502 (tls_shared_gnu2_test): New target.
4503 (tls_test_gnu2_shared.so): New target.
4504 (tls_shared_gnu2_test_SOURCES): New variable.
4505 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4506 (tls_shared_gnu2_test_LDFLAGS): New variable.
4507 (tls_shared_gnu2_test_LDADD): New variable.
4508 * testsuite/Makefile.in: Rebuild.
4509 * testsuite/Makefile.
4511 2008-04-11 Ian Lance Taylor <iant@google.com>
4513 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4515 * testsuite/Makefile.in: Rebuild.
4517 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4519 * testsuite/script_test_2.cc (main): Adjust test.
4521 2008-04-11 David S. Miller <davem@davemloft.net>
4522 Ian Lance Taylor <iant@google.com>
4524 * options.h (General_options): Add entries for '-Y' and
4526 * options.cc (General_options:finalize): If -Y was used, add those
4527 entries to the library path instead of the default "/lib" and
4530 2008-04-11 David S. Miller <davem@davemloft.net>
4532 * testsuite/justsyms.t: Start at 0x100.
4533 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4534 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4536 * testsuite/script_test_2.cc: Adjust string and section length
4539 2008-04-09 Ian Lance Taylor <iant@google.com>
4542 * script-sections.cc (Sections_element::allocate_to_segment): Add
4544 (Output_section_definition::allocate_to_segment): Likewise.
4545 (Orphan_output_section::allocate_to_segment): Likewise.
4546 (Script_sections::attach_sections_using_phdrs_clause): Don't
4547 propagate non-PT_LOAD segments to orphan sections.
4548 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4549 readelf rather than objdump.
4550 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4551 .interp section and PT_INTERP segment are the same size.
4552 * testsuite/Makefile.in: Rebuild.
4554 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4555 aliases for symbols defined in the same object.
4556 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4557 (weak_alias_test_SOURCES): New variable.
4558 (weak_alias_test_DEPENDENCIES): New variable.
4559 (weak_alias_test_LDFLAGS): New variable.
4560 (weak_alias_test_LDADD): New variable.
4561 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4562 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4563 (weak_alias_test_3.o): New target.
4564 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4565 * testsuite/weak_alias_test_main.cc: New file.
4566 * testsuite/weak_alias_test_1.cc: New file.
4567 * testsuite/weak_alias_test_2.cc: New file.
4568 * testsuite/weak_alias_test_3.cc: New file.
4570 2008-04-08 Ian Lance Taylor <iant@google.com>
4572 * options.h (class General_options): Add --noinhibit-exec option.
4573 * main.cc (main): Check --noinhibit-exec.
4575 * options.h (class General_options): Define --wrap as a special
4576 option. Add wrap_symbols_ field.
4577 (General_options::any_wrap_symbols): New function.
4578 (General_options::is_wrap_symbol): New function.
4579 * options.cc (General_options::parse_wrap): New function.
4580 (General_options::General_options): Initialize wrap_symbols_.
4581 * symtab.cc (Symbol_table::wrap_symbol): New function.
4582 (Symbol_table::add_from_object): Handle --wrap.
4583 * symtab.h (class Symbol_table): Declare wrap_symbol.
4584 * target.h (Target::wrap_char): New function.
4585 (Target::Target_info): Add wrap_char field.
4586 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4587 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4588 * testsuite/testfile.cc (Target_test::test_target_info):
4591 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4594 * layout.h (class Layout): Add added_eh_frame_data_ field.
4595 * layout.cc (Layout::Layout): Initialize new field.
4596 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4597 output section until we find a section we merged successfully.
4598 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4599 that the size be non-zero.
4601 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4604 2008-04-08 Craig Silverstein <csilvers@google.com>
4606 * configure.ac: Export new conditional variable HAVE_ZLIB.
4607 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4609 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4610 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4612 2008-04-07 Ian Lance Taylor <iant@google.com>
4614 * version.cc (version_string): Set to "1.5".
4616 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4617 Add issued_non_pic_error_ field. Declare check_non_pic.
4618 (Target_x86_64::Scan::check_non_pic): New function.
4619 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4620 (Target_x86_64::Scan::global): Likewise.
4622 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4623 addend parameter. Change caller. Handle merge sections.
4624 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4625 Address to Addend. Don't add in the result of
4626 local_section_offset, pass down the addend and use the returned
4628 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4629 Update declarations of local_section_offset and symbol_value.
4630 * testsuite/two_file_test_1.cc (t18): New function.
4631 * testsuite/two_file_test_2.cc (f18): New function.
4632 * testsuite/two_file_test_main.cc (main): Call t18.
4633 * testsuite/two_file_test.h (t18, f18): Declare.
4635 * configure.ac: Don't test for objdump, c++filt, or readelf.
4636 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4638 (TEST_READELF): New variable.
4639 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4640 (check_PROGRAMS): Add two_file_strip_test.
4641 (two_file_strip_test): New target.
4642 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4643 (two_file_same_shared_strip_test_SOURCES): New variable.
4644 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4645 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4646 (two_file_same_shared_strip_test_LDADD): New variable.
4647 (two_file_shared_strip.so): New target.
4648 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4649 (ver_test_5.syms, ver_test_7.syms): Likewise.
4650 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4651 (strip_test_3.stdout): Use TEST_OBJDUMP.
4652 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4654 2008-04-04 Cary Coutant <ccoutant@google.com>
4656 * symtab.h (Symbol::is_weak_undefined): New function.
4657 (Symbol::is_strong_undefined): New function.
4658 (Symbol::is_absolute): New function.
4659 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4660 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4662 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4663 (weak_undef_test): New target.
4664 * testsuite/Makefile.in: Rebuild.
4665 * testsuite/weak_undef_file1.cc: New file.
4666 * testsuite/weak_undef_file2.cc: New file.
4667 * testsuite/weak_undef_test.cc: New file.
4669 2008-04-03 Craig Silverstein <csilvers@google.com>
4671 * compressed_output.h (class Output_compressed_section): Use
4673 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4675 (zlib_compressed_suffix): Removed.
4676 (Output_compressed_section::set_final_data_size): Use unsigned
4678 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4679 Fix linker invocation.
4680 (flagstest_o_specialfile_and_compress_debug_sections):
4682 * testsuite/Makefile.in: Regenerated.
4684 2008-04-02 David S. Miller <davem@davemloft.net>
4686 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4687 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4689 2008-04-02 Craig Silverstein <csilvers@google.com>
4693 2008-04-02 Ian Lance Taylor <iant@google.com>
4695 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4696 parameters. Update for new key type to views_. Change all
4698 (File_read::read): Adjust for byteshift in returned view.
4699 (File_read::add_view): New function, broken out of
4701 (File_read::make_view): New function, broken out of
4703 (File_read::find_or_make_view): Add offset and aligned
4704 parameters. Rewrite accordingly. Change all callers.
4705 (File_read::get_view): Add offset and aligned parameters. Adjust
4706 for byteshift in return value.
4707 (File_read::get_lasting_view): Likewise.
4708 * fileread.h (class File_read): Update declarations.
4709 (class File_read::View): Add byteshift_ field. Add byteshift to
4710 constructor. Add byteshift method.
4711 * archive.h (Archive::clear_uncached_views): New function.
4712 (Archive::get_view): Add aligned parameter. Change all callers.
4713 * object.h (Object::get_view): Add aligned parameter. Change all
4715 (Object::get_lasting_view): Likewise.
4717 * fileread.cc (File_read::release): Don't call clear_views if
4718 there are multiple objects.
4719 * fileread.h (File_read::clear_uncached_views): New function.
4720 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4723 2008-03-31 Cary Coutant <ccoutant@google.com>
4725 Add thin archive support.
4726 * archive.cc (Archive::armagt): New const.
4727 (Archive::setup): Remove task parameter and calls to unlock.
4728 (Archive::unlock_nested_archives): New function.
4729 (Archive::read_header): Add nested_off parameter. Change
4731 (Archive::interpret_header): Likewise.
4732 (Archive::include_all_members): Change to handle thin
4734 (Archive::include_member): Likewise.
4735 * archive.h (Archive::Archive): Add new parameters and
4737 (Archive::armagt): New const.
4738 (Archive::setup): Remove task parameter.
4739 (Archive::unlock_nested_archives): New function.
4740 (Archive::read_header): Add nested_off parameter.
4741 (Archive::interpret_header): Likewise.
4742 (Archive::Nested_archive_table): New typedef.
4743 (Archive::is_thin_archive_): New field.
4744 (Archive::nested_archives_): New field.
4745 (Archive::options_): New field.
4746 (Archive::dirpath_): New field.
4747 (Archive::task_): New field.
4748 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4749 for thin archives. Pass additional parameters to
4750 Archive::Archive. Unlock the archive file after calling
4753 2008-03-29 Ian Lance Taylor <iant@google.com>
4755 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4756 version symbol to be local.
4757 * testsuite/ver_test_4.sh: New file.
4758 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4759 (check_DATA): Add ver_test_4.syms.
4760 (ver_test_4.syms): New target.
4761 * testsuite/Makefile.in: Rebuild.
4764 (Output_section::Input_section_sort_entry::has_priority): New
4766 (Output_section::Input_section_sort_entry::match_file_name): New
4768 (Output_section::Input_section_sort_entry::match_section_name):
4770 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4772 (Output_section::Input_section_sort_entry::match_section_file):
4774 (Output_section::Input_section_sort_compare::operator()): Rewrite
4775 using new Input_section_sort_entry functions. Sort crtbegin and
4776 crtend first. Sort sections with no priority before sections with
4778 * testsuite/initpri1.c (d3): Check j != 4.
4779 (cd5): New constructor/destructor function.
4780 (main): Check j != 2.
4782 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4783 new symbol when resolving, don't call set_is_default.
4784 * testsuite/ver_test_7.cc: New file.
4785 * testsuite/ver_test_7.sh: New file.
4786 * testsuite/Makefile.am (ver_test_7.so): New target.
4787 (ver_test_7.o): New target.
4788 (check_SCRIPTS): Add ver_test_7.sh.
4789 (check_DATA): Add ver_test_7.syms.
4790 (ver_test_7.syms): New target.
4792 2008-03-28 Ian Lance Taylor <iant@google.com>
4794 * layout.cc (Layout::layout): If we see an input section with a
4795 name that needs sorting, set the must_sort flag for the output
4797 (Layout::make_output_section): If the name of the output section
4798 indicates that it might require sorting, set the may_sort flag.
4799 * output.h (Output_section::may_sort_attached_input_sections): New
4801 (Output_section::set_may_sort_attached_input_sections): New
4803 (Output_section::must_sort_attached_input_sections): New
4805 (Output_section::set_must_sort_attached_input_sections): New
4807 (class Output_section): Declare Input_section_sort_entry. Define
4808 Input_section_sort_compare. Declare
4809 sort_attached_input_sections. Add new fields:
4810 may_sort_attached_input_sections_,
4811 must_sort_attached_input_sections_,
4812 attached_input_sections_are_sorted_.
4813 * output.cc (Output_section::Output_section): Initialize new
4815 (Output_section::add_input_section): Add an entry to
4816 input_sections_ if may_sort or must_sort are true.
4817 (Output_section::set_final_data_size): Call
4818 sort_attached_input_sections if necessary.
4819 (Output_section::Input_section_sort_entry): Define new class.
4820 (Output_section::Input_section_sort_compare::operator()): New
4822 (Output_section::sort_attached_input_sections): New function.
4823 * configure.ac: Check whether the compiler supports constructor
4824 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4825 * testsuite/initpri1.c: New file.
4826 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4827 CONSTRUCTOR_PRIORITY.
4828 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4829 (initpri1_LDFLAGS): New variable.
4830 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4832 2008-03-27 Ian Lance Taylor <iant@google.com>
4834 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4835 * testsuite/common_test_1.c: New file.
4836 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4837 (common_test_1_SOURCES): New variable.
4838 (common_test_1_DEPENDENCIES): New variable.
4839 (common_test_1_LDFLAGS): New variable.
4841 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4842 and commons_ correctly when NAME/VERSION does not override
4844 * testsuite/ver_test_6.c: New file.
4845 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4846 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4847 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4849 2008-03-26 Ian Lance Taylor <iant@google.com>
4851 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4852 of an undefined symbol from a version script.
4853 * testsuite/Makefile.am (ver_test_5.so): New target.
4854 (ver_test_5.o): New target.
4855 (check_SCRIPTS): Add ver_test_5.sh.
4856 (check_DATA): Add ver_test_5.syms.
4857 (ver_test_5.syms): New target.
4858 * testsuite/ver_test_5.cc: New file.
4859 * testsuite/ver_test_5.script: New file.
4860 * testsuite/ver_test_5.sh: New file.
4861 * Makefile.in, testsuite/Makefile.in: Rebuild.
4864 Fix problems building gold with gcc 4.3.0.
4865 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4866 (gold_error_at_location, gold_warning_at_location): Use it.
4867 * configure.ac: Check whether we can compile and use a template
4868 function with a printf attribute.
4869 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4870 when jumping over bytes.
4871 * object.cc: Instantiate Object::read_section_data.
4872 * debug.h: Include <cstring>
4873 * dwarf_reader.cc: Include <algorithm>
4874 * main.cc: Include <cstring>.
4875 * options.cc: Include <cstring>.
4876 * output.cc: Include <cstring>.
4877 * script.cc: Include <cstring>.
4878 * script.h: Include <string>.
4879 * symtab.cc: Include <cstring> and <algorithm>.
4880 * target-select.cc: Include <cstring>.
4881 * version.cc: Include <string>.
4882 * testsuite/testmain.cc: Include <cstdlib>.
4883 * configure, config.in: Rebuild.
4885 2008-03-25 Ian Lance Taylor <iant@google.com>
4887 * options.cc: Include "../bfd/bfdver.h".
4888 (options::help): Print bug reporting address.
4890 * version.cc (print_version): Adjust output for current value of
4895 * options.cc (options::help): Print list of supported targets.
4896 * target-select.h: Include <vector>.
4897 (class Target_selector): Make machine_, size_, and is_big_endian_
4898 fields const. Add bfd_name_ and instantiated_target_ fields.
4899 (Target_selector::Target_selector): Add bfd_name parameter.
4900 (Target_selector::recognize): Make non-virtual, call
4902 (Target_selector::recognize_by_name): Make non-virtual, call
4903 do_recognize_by_name.
4904 (Target_selector::supported_names): New function.
4905 (Target_selector::bfd_name): New function.
4906 (Target_selector::do_instantiate_target): New pure virtual
4908 (Target_selector::do_recognize): New virtual function.
4909 (Target_selector::do_recognize_by_name): New virtual function.
4910 (Target_selector::instantiate_target): New private function.
4911 (supported_target_names): Declare.
4912 * target-select.cc (Target_selector::Target_selector): Update for
4913 new parameter and fields.
4914 (select_target_by_name): Check that the name matches before
4915 calling recognize_by_name.
4916 (supported_target_names): New function.
4917 * i386.cc (class Target_selector_i386): Update Target_selector
4918 constructor call. Remove recognize and recognize_by_name. Add
4919 do_instantiate_target.
4920 * x86_64.cc (class Target_selector_x86_64): Likewise.
4921 * testsuite/testfile.cc (class Target_selector_test): Update for
4922 changes to Target_selector.
4924 * README: Rewrite, with some notes on unsupported features.
4926 2008-03-24 Cary Coutant <ccoutant@google.com>
4928 * i386.cc (Target_i386::Got_type): New enum declaration.
4929 (Target_i386::Scan::local): Updated callers of Output_data_got
4931 (Target_i386::Scan::global): Likewise.
4932 (Target_i386::Relocate::relocate): Likewise.
4933 (Target_i386::Relocate::relocate_tls): Likewise.
4934 * object.h (Got_offset_list): New class.
4935 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4936 (Sized_relobj::local_got_offset): Likewise.
4937 (Sized_relobj::set_local_got_offset): Likewise.
4938 (Sized_relobj::local_has_tls_got_offset): Removed.
4939 (Sized_relobj::local_tls_got_offset): Removed.
4940 (Sized_relobj::set_local_tls_got_offset): Removed.
4941 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4942 * output.cc (Output_data_got::add_global): Added got_type parameter.
4943 (Output_data_got::add_global_with_rel): Likewise.
4944 (Output_data_got::add_global_with_rela): Likewise.
4945 (Output_data_got::add_global_pair_with_rel): New function.
4946 (Output_data_got::add_global_pair_with_rela): New function.
4947 (Output_data_got::add_local): Added got_type parameter.
4948 (Output_data_got::add_local_with_rel): Likewise.
4949 (Output_data_got::add_local_with_rela): Likewise.
4950 (Output_data_got::add_local_pair_with_rel): New function.
4951 (Output_data_got::add_local_pair_with_rela): New function.
4952 (Output_data_got::add_global_tls): Removed.
4953 (Output_data_got::add_global_tls_with_rel): Removed.
4954 (Output_data_got::add_global_tls_with_rela): Removed.
4955 (Output_data_got::add_local_tls): Removed.
4956 (Output_data_got::add_local_tls_with_rel): Removed.
4957 (Output_data_got::add_local_tls_with_rela): Removed.
4958 * output.h (Output_data_got::add_global): Added got_type parameter.
4959 (Output_data_got::add_global_with_rel): Likewise.
4960 (Output_data_got::add_global_with_rela): Likewise.
4961 (Output_data_got::add_global_pair_with_rel): New function.
4962 (Output_data_got::add_global_pair_with_rela): New function.
4963 (Output_data_got::add_local): Added got_type parameter.
4964 (Output_data_got::add_local_with_rel): Likewise.
4965 (Output_data_got::add_local_with_rela): Likewise.
4966 (Output_data_got::add_local_pair_with_rel): New function.
4967 (Output_data_got::add_local_pair_with_rela): New function.
4968 (Output_data_got::add_global_tls): Removed.
4969 (Output_data_got::add_global_tls_with_rel): Removed.
4970 (Output_data_got::add_global_tls_with_rela): Removed.
4971 (Output_data_got::add_local_tls): Removed.
4972 (Output_data_got::add_local_tls_with_rel): Removed.
4973 (Output_data_got::add_local_tls_with_rela): Removed.
4974 * resolve.cc (Symbol::override_base_with_special): Removed
4975 reference to has_got_offset_ field.
4976 * symtab.cc (Symbol::init_fields): Replaced initialization
4977 of got_offset_ with got_offsets_. Removed initialization
4979 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4980 (Symbol::got_offset): Likewise.
4981 (Symbol::set_got_offset): Likewise.
4982 (Symbol::has_tls_got_offset): Removed.
4983 (Symbol::tls_got_offset): Removed.
4984 (Symbol::set_tls_got_offset): Removed.
4985 (Symbol::got_offset_): Removed.
4986 (Symbol::tls_mod_got_offset_): Removed.
4987 (Symbol::tls_pair_got_offset_): Removed.
4988 (Symbol::got_offsets_): New field.
4989 (Symbol::has_got_offset): Removed.
4990 (Symbol::has_tls_mod_got_offset): Removed.
4991 (Symbol::has_tls_pair_got_offset): Removed.
4992 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4993 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4995 (Target_x86_64::Scan::global): Likewise.
4996 (Target_x86_64::Relocate::relocate): Likewise.
4997 (Target_x86_64::Relocate::relocate_tls): Likewise.
4999 2008-03-25 Ben Elliston <bje@au.ibm.com>
5001 * yyscript.y: Fix spelling error in comment.
5003 2008-03-24 Ian Lance Taylor <iant@google.com>
5005 * options.h (class General_options): Define build_id option.
5006 * layout.h (class Layout): Declare write_build_id, create_note,
5007 create_build_id. Add build_id_note_ member.
5008 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5009 "libiberty.h", "md5.h", "sha1.h".
5010 (Layout::Layout): Initialize eh_frame_data_,
5011 eh_frame_hdr_section_, and build_id_note_.
5012 (Layout::finalize): Call create_build_id.
5013 (Layout::create_note): New function, broken out of
5014 Layout::create_gold_note.
5015 (Layout::create_gold_note): Call create_note.
5016 (Layout::create_build_id): New function.
5017 (Layout::write_build_id): New function.
5018 (Close_task_runner::run): Call write_build_id.
5020 * x86_64.cc: Correct license to GPLv3.
5022 2008-03-23 Ian Lance Taylor <iant@google.com>
5024 * options.cc: Include "demangle.h".
5025 (parse_optional_string): New function.
5026 (parse_long_option): Handle takes_optional_argument.
5027 (parse_short_option): Update dash_z initializer. Handle
5028 takes_optional_argument.
5029 (General_options::General_options): Initialize do_demangle_.
5030 (General_options::finalize): Set do_demangle_. Handle demangling
5032 * options.h (parse_optional_string): Declare.
5033 (struct One_option): Add optional_arg field. Update constructor.
5034 Update call constructor calls. Add takes_optional_argument
5036 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5037 (DEFINE_optional_string): Define.
5038 (General_options::demangle): Change from DEFINE_bool to
5039 DEFINE_optional_string.
5040 (General_options::no_demangle): New function.
5041 (General_options::do_demangle): New function.
5042 (General_options::set_do_demangle): New function.
5043 (General_options::execstack_status_): Move definition to end of
5045 (General_options::static_): Likewise.
5046 (General_options::do_demangle_): New field.
5047 * object.cc (big_endian>::get_symbol_location_info): Call
5048 Options::do_demangle, not Options::demangle.
5049 * symtab.cc (demangle): Likewise.
5051 2008-03-22 Ian Lance Taylor <iant@google.com>
5053 * gold.h: Include <cstddef> and <sys/types.h>
5054 * options.h: Include <cstring>.
5056 2008-03-21 Ian Lance Taylor <iant@google.com>
5058 * Added source code to GNU binutils.