1 2009-11-06 Ian Lance Taylor <iant@google.com>
4 * defstd.cc (in_segment): Set only_if_ref true for "end".
6 2009-11-06 Doug Kwan <dougkwan@google.com>
8 * arm.cc (class Reloc_stub): Correct a comment.
9 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10 (Target_arm::scan_section_for_stubs): New method declaration.
11 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
12 Change methods from private to protected.
13 (Target_arm::do_may_relax): New method definition.
14 (Target_arm::do_relax, Target_arm::group_sections,
15 Target_arm::scan_reloc_for_stub,
16 Target_arm::scan_reloc_section_for_stubs): New method declarations.
17 (Target_arm::arm_input_section_map_): New data member declaration.
18 (Target_arm::scan_reloc_for_stub,
19 Target_arm::scan_reloc_section_for_stubs,
20 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
21 Target_arm::do_relax): New method definitions.
23 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
25 * configure.ac: Check for (struct stat)::st_mtim
26 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
27 * config.in: Regenerate.
28 * configure: Regenerate.
30 2009-11-05 Ian Lance Taylor <iant@google.com>
33 * output.cc (Output_segment::add_output_section): Add missing
36 2009-11-04 Ian Lance Taylor <iant@google.com>
39 * object.h (class Object): Add is_needed and set_is_needed
40 methods. Add is_needed_ field. Make bool fields into bitfields.
41 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
42 defined in a dynamic object and referenced by a regular object,
43 set is_needed for the dynamic object.
44 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
45 if the file is marked with as_needed and it is not needed.
47 2009-11-04 Ian Lance Taylor <iant@google.com>
50 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
51 tags if data is discarded by linker script.
52 * i386.cc (Target_i386::do_finalize_sections): Likewise.
53 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
54 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
55 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
57 2009-11-04 Ian Lance Taylor <iant@google.com>
59 * layout.cc (Layout::get_output_section): Add is_interp and
60 is_dynamic_linker_section parameters. Change all callers.
61 (Layout::choose_output_section): Likewise.
62 (Layout::make_output_section): Likewise.
63 (Layout::add_output_section_data): Add is_dynamic_linker_section
64 parameter. Change all callers.
65 * layout.h (class Layout): Update declarations.
66 * output.h (class Output_section): Add is_interp, set_is_interp,
67 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
68 Add is_interp_, is_dynamic_linker_section_ fields. Change
69 generate_code_fills_at_write_ to a bitfield.
70 * output.cc (Output_section::Output_sections): Initialize new
72 (Output_segment::add_output_section): Add do_sort parameter.
75 2009-11-03 Ian Lance Taylor <iant@google.com>
78 * options.h (class General_options): Add --warn-common.
79 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
80 merging two common symbols.
81 (Symbol_table::should_override): Handle --warn-common when merging
82 a common symbol with a defined symbol. Use report_resolve_problem
83 for multiple definitions.
84 (Symbol_table::report_resolve_problem): New function.
85 * symtab.h (class Symbol_table): Declare report_resolve_problem.
87 2009-11-03 Doug Kwan <dougkwan@google.com>
89 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
91 (Target_arm::stub_factory): New method definition.
92 (Target_arm::new_arm_input_section,
93 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
94 Target_arm::reloc_uses_thumb_bit): New method declarations.
95 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
97 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
99 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
100 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
101 New method definitions.
103 2009-11-03 Ian Lance Taylor <iant@google.com>
105 * options.h (class General_options): Add --warn_constructors.
107 2009-11-03 Ian Lance Taylor <iant@google.com>
110 * defstd.cc (in_section): Add entries for __rel_iplt_start,
111 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
113 2009-11-03 Ian Lance Taylor <iant@google.com>
116 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
117 --msgid-bugs-address.
118 (install-pdf): New target.
119 (install-data_yes): Look up one directory to find mkinstalldirs.
121 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
123 * po/Make-in (.po.gmo): Don't generate .gmo files in source
126 2009-10-30 Doug Kwan <dougkwan@google.com>
128 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
130 2009-10-30 Doug Kwan <dougkwan@google.com>
132 * arm.cc (Stub_addend_reader): New struct template definition
133 and partial specializations.
134 (Stub_addend_reader::operator()): New method definition for a
135 partially specialized template.
137 2009-10-30 Doug Kwan <dougkwan@google.com>
139 * arm.cc (Arm_relobj::processor_specific_flags): New method
141 (Arm_relobj::do_read_symbols): New method declaration.
142 (Arm_relobj::processor_specific_flags_): New data member declaration.
143 (Arm_dynobj): New class definition.
144 (Target_arm::do_finalize_sections): Add input_objects parameter.
145 (Target_arm::do_adjust_elf_header): New method declaration.
146 (Target_arm::are_eabi_versions_compatible,
147 (Target_arm::merge_processor_specific_flags): New method declaration.
148 (Target_arm::do_make_elf_object): New overloaded method definitions
150 (Arm_relobj::do_read_symbols): New method definition.
151 (Arm_dynobj::do_read_symbols): Ditto.
152 (Target_arm::do_finalize_sections): Add input_objects parameters.
153 Merge processor-specific flags from all input objects.
154 (Target_arm::are_eabi_versions_compatible,
155 Target_arm::merge_processor_specific_flags,
156 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
157 New method definitions.
158 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
159 Input_objects pointer type parameter.
160 * layout.cc (Layout::finalize): Pass input objects to target's.
161 finalize_sections function.
162 * output.cc (Output_file_header::do_sized_write): Set ELF file
163 header's processor-specific flags.
164 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
165 Input_objects pointer type parameter.
166 * sparc.cc (Target_sparc::do_finalize_sections): Same.
167 * target.h (Input_objects): New forward class declaration.
168 (Target::processor_specific_flags,
169 Target::are_processor_specific_flags_sect): New method definitions.
170 (Target::finalize_sections): Add input_objects parameter.
171 (Target::Target): Initialize processor_specific_flags_ and
172 are_processor_specific_flags_set_.
173 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
175 (Target::set_processor_specific_flags): New method definition.
176 (Target::processor_specific_flags_,
177 Target::are_processor_specific_flags_set_): New data member
179 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
180 Input_objects pointer type parameter.
182 2009-10-30 Doug Kwan <dougkwan@google.com>
184 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
186 2009-10-28 Ian Lance Taylor <iant@google.com>
188 * object.h (class Relobj): Drop options parameter from
189 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
190 do_scan_relocs, do_relocate. Change all callers.
191 (class Sized_relobj): Drop options parameters from
192 do_gc_process_relocs, do_scan_relocs, do_relocate,
193 do_relocate_sections, relocate_sections, emit_relocs_scan,
194 emit_relocs_scan_reltype. Change all callers.
195 (struct Relocate_info): Remove options field and all references to
197 * reloc.h (class Read_relocs): Remove options constructor
198 parameter and options_ field. Change all callers.
199 (class Gc_process_relocs, class Scan_relocs): Likewise.
200 (class Relocate_task): Likewise.
201 * target-reloc.h (scan_relocs): Remove options parameter. Change
203 (scan_relocatable_relocs): Likewise.
204 * target.h (class Sized_target): Remove options parameter from
205 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
207 * gc.h (gc_process_relocs): Remove options parameter. Change all
209 * arm.cc: Update functions to remove options parameters.
211 * powerpc.cc: Likewise.
212 * sparc.cc: Likewise.
213 * x86_64.cc: Likewise.
214 * testsuite/testfile.cc: Likewise.
216 2009-10-28 Doug Kwan <dougkwan@google.com>
218 * arm.cc (Arm_relobj): New class definition.
219 (Arm_relobj::scan_sections_for_stubs,
220 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
221 New method definitions.
223 2009-10-28 Cary Coutant <ccoutant@google.com>
225 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
226 (Plugin::cleanup_done_): New member.
227 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
228 (Plugin_manager::cleanup_done_): Remove.
229 (Plugin_manager::add_input_file): Edit error message.
230 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
231 (Plugin_manager::cleanup): Remove use of cleanup_done_.
233 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
235 * fileread.cc: (File_read::View::~View): Use the new
236 data_ownership_ filed.
237 (File_read::~File_read): Dispose the new whole_file_view_.
238 (File_read::open): Mmap the whole file if needed.
239 (File_read::open): Use whole_file_view_ instead of contents_.
240 (File_read::find_view): Use whole_file_view_ if applicable.
241 (File_read::do_read): Use whole_file_view_ instead of contents_.
242 (File_read::make_view): Use whole_file_view_ instead of contents_,
243 update File_read::View::View call.
244 (File_read::find_or_make_view): Update File_read::View::View
246 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
248 (File_read::View::Data_ownership): New enum.
249 (File_read::View::View): Replace bool mapped_ with Data_ownership
251 (File_read::View::mapped_): Remove (replaced by data_ownership_).
252 (File_read::View::data_ownership_): New field.
253 (File_read::contents_): Remove (replaced by whole_file_view_).
254 (File_read::whole_file_view_): New field.
255 * options.h (class General_options): Add --keep-files-mapped.
257 2009-10-27 Cary Coutant <ccoutant@google.com>
259 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
260 * testsuite/Makefile.am (plugin_test_5): New test case.
261 * testsuite/Makefile.in: Regenerate.
263 2009-10-25 Doug Kwan <dougkwan@google.com>
265 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
266 from private to protected to allow access by child class.
267 (Sized_relobj::do_relocate_sections): New method declaration.
268 (Sized_relobj::relocate_sections): Virtualize.
269 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
270 Sized_relobj::relocate_sections. Instantiate template explicitly
271 for different target sizes and endianity.
273 2009-10-24 Doug Kwan <dougkwan@google.com>
275 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
276 (Arm_input_section::as_arm_input_section): New method.
277 (Arm_output_section): New class definition.
278 (Arm_output_section::create_stub_group,
279 Arm_output_section::group_sections): New method definitions.
281 2009-10-22 Doug Kwan <dougkwan@google.com>
283 * arm.cc (Arm_input_section): New class definition.
284 (Arm_input_section::init, Arm_input_section:do_write,
285 Arm_input_section::set_final_data_size,
286 Arm_input_section::do_reset_address_and_file_offset): New method
289 2009-10-21 Doug Kwan <dougkwan@google.com>
291 * arm.cc (Stub_table, Arm_input_section): New forward class
293 (Stub_table): New class defintion.
294 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
295 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
296 New method definition.
298 2009-10-21 Doug Kwan <dougkwan@google.com>
300 * arm.cc: Update copyright comments.
301 (Target_arm): New forward class template declaration.
302 (Arm_address): New type.
303 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
304 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
305 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
307 (Insn_template): Same.
308 (DEF_STUBS): New macro.
309 (Stub_type): New enum type.
310 (Stub_template): New class definition.
313 (Stub_factory): Same.
314 (Target_arm::Target_arm): Initialize may_use_blx_ and
315 should_force_pic_veneer_.
316 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
317 Target_arm::should_force_pic_veneer,
318 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
319 Target_arm::using_thumb_only, Target_arm:;default_target): New
321 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
322 New data member declarations.
323 (Insn_template::size, Insn_template::alignment): New method defintions.
324 (Stub_template::Stub_template): New method definition.
325 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
326 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
327 (Stub_factory::Stub_factory): New method definition.
328 * gold.h (string_hash): New template.
329 * output.h (Input_section_specifier::hash_value): Use
331 (Input_section_specifier::string_hash): Remove.
332 * stringpool.cc (Stringpool_template::string_hash): Use
335 2009-10-20 Doug Kwan <dougkwan@google.com>
337 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
338 symbols of relaxed input sections.
339 * output.h (Output_section::find_relaxed_input_section): Make
342 2009-10-16 Doug Kwan <dougkwan@google.com>
344 * dynobj.cc (Versions::Versions): Initialize version_script_.
345 Only insert base version symbol definition for a shared object
346 if version script defines any version versions.
347 (Versions::define_base_version): New method definition.
348 (Versions::add_def): Check that base version is not needed.
349 (Versions::add_need): Define base version lazily.
350 * dynobj.h (Versions::define_base_version): New method declaration.
351 (Versions::needs_base_version_): New data member declaration.
352 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
353 (check_DATA): Add no_version_test.stdout.
354 (libno_version_test.so, no_version_test.o no_version_test.stdout):
356 * testsuite/Makefile.in: Regenerate.
357 * testsuite/no_version_test.c: New file.
358 * testsuite/no_version_test.sh: Ditto.
360 2009-10-16 Doug Kwan <dougkwan@google.com>
362 * expression.cc (class Segment_start_expression): New class definition.
363 (Segment_start_expression::value): New method definition.
364 (script_exp_function_segment_start): Return a new
365 Segment_start_expression.
366 * gold/script-c.h (script_saw_segment_start_expression): New function
368 * script-sections.cc (Script_sections::Script_sections): Initialize
369 SAW_SEGMENT_START_EXPRESSION_ to false.
370 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
371 and -Tbbs options to specify section addresses if given in
372 command line and no SEGMENT_START expression is seen in a script.
373 * script-sections.h (Script_sections::saw_segment_start_expression,
374 Script_sections::set_saw_segment_start_expression): New method
376 (Script_sections::saw_segment_start_expression_): New data member
378 * script.cc (script_saw_segment_start_expression): New function.
379 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
380 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
381 script_test_7.sh and script_test_8.sh.
382 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
383 script_test_8.stdout.
384 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
385 (script_test_6, script_test_6.stdout, script_test_7,
386 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
387 * Makefile.in: Regenerate.
388 * testsuite/script_test_6.sh: New file.
389 * testsuite/script_test_6.t: Same.
390 * testsuite/script_test_7.sh: Same.
391 * testsuite/script_test_7.t: Same.
392 * testsuite/script_test_8.sh: Same.
394 2009-10-16 Doug Kwan <dougkwan@google.com>
396 * output.cc (Output_segment::set_section_list_address): Cast
397 expressions to unsigned long long type to avoid format warnings.
399 2009-10-15 Ian Lance Taylor <iant@google.com>
401 * script.cc (Script_options::add_symbol_assignment): Always add a
402 dot assignment to script_sections_.
403 * script-sections.cc (Script_sections::add_dot_assignment):
404 Initialize if necessary.
406 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
407 program headers with no load segment if there is a linker script.
409 * layout.cc (Layout::set_segment_offsets): Align the file offset
410 to the segment aligment for -N or -n with no load segment.
411 * output.cc (Output_segment::add_output_section): Don't crash if
412 the first section is a TLS section.
413 (Output_segment::set_section_list_addresses): Print an error
414 message if the address moves backward in a linker script.
416 (Output_section_element_input::set_section_addresses): Don't
417 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
418 (Orphan_output_section::set_section_addresses): Likewise.
420 2009-10-15 Doug Kwan <dougkwan@google.com>
422 * layout.cc (Layout::finish_dynamic_section): Generate tags
423 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
424 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
425 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
427 2009-10-14 Ian Lance Taylor <iant@google.com>
429 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
431 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
432 data_shdr fields of relinfo.
433 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
434 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
435 R_386_TLS_LDO_32, adjust based on section flags.
436 (Target_i386::Relocate::fix_up_ldo): Remove.
438 2009-10-13 Ian Lance Taylor <iant@google.com>
440 Add support for -pie.
441 * options.h (class General_options): Add -pie and
443 (General_options::output_is_position_independent): Test -pie.
444 (General_options::output_is_executable): Return true if not shared
446 (General_options::output_is_pie): Remove.
447 * options.cc (General_options::finalize): Reject incompatible uses
449 * gold.cc (queue_middle_tasks): A -pie link is not static.
450 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
451 * symtab.cc (Symbol::final_value_is_known): Return false if
452 output_is_position_independent.
453 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
454 output_is_position_independent.
455 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
456 output_is_position_independent.
457 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
458 output_is_position_independent.
459 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
461 (basic_pie_test.o, basic_pie_test): New targets.
462 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
463 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
464 (two_file_pie_test): New target.
465 * testsuite/Makefile.in: Rebuild.
466 * README: Remove note saying that -pie is not supported.
468 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
470 * options.h (class General_options): Add -init and -fini.
471 * layout.cc (Layout::finish_dynamic_section): Emit
472 given init and fini functions.
474 2009-10-13 Sriraman Tallam <tmsriram@google.com>
476 * gc.h (gc_process_relocs): Check if icf is enabled using new
478 * gold.cc (queue_initial_tasks): Likewise.
479 (queue_middle_tasks): Likewise.
480 * object.cc (do_layout): Likewise.
481 * symtab.cc (is_section_folded): Likewise.
482 * main.cc (main): Likewise.
483 * reloc.cc (Read_relocs::run): Likewise.
484 (Sized_relobj::do_scan_relocs): Likewise.
485 * icf.cc (is_function_ctor_or_dtor): New function.
486 (Icf::find_identical_sections): Check if function is ctor or dtor when
488 * options.h (General_options::icf): Change option to be an enum.
489 (Icf_status): New enum.
490 (icf_enabled): New method.
491 (icf_safe_folding): New method.
492 (set_icf_status): New method.
493 (icf_status_): New variable.
494 * (options.cc) (General_options::finalize): Set icf_status_.
495 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
496 icf_test and icf_keep_unique_test to use the --icf enum flag.
497 * testsuite/icf_safe_test.sh: New file.
498 * testsuite/icf_safe_test.cc: New file.
500 2009-10-12 Sriraman Tallam <tmsriram@google.com>
502 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
503 includes to gc.h and icf.h.
504 * arm.cc: Include gc.h.
507 * powerpc.cc: Likewise.
508 * sparc.cc: Likewise.
509 * x86_64.cc: Likewise.
510 * gc.h: Include icf.h.
512 2009-10-11 Ian Lance Taylor <iant@google.com>
514 * plugin.cc: Include "gold.h" before other header files.
516 2009-10-10 Chris Demetriou <cgd@google.com>
518 * options.h (Input_file_argument::Input_file_type): New enum.
519 (Input_file_argument::is_lib_): Replace with...
520 (Input_file_argument::type_): New member.
521 (Input_file_argument::Input_file_argument): Take Input_file_type
522 'type' rather than boolean 'is_lib' as second argument.
523 (Input_file_argument::is_lib): Use type_.
524 (Input_file_argument::is_searched_file): New function.
525 (Input_file_argument::may_need_search): Handle is_searched_file.
526 * options.cc (General_options::parse_library): Support -l:filename.
527 (General_options::parse_just_symbols): Update for Input_file_argument
529 (Command_line::process): Likewise.
530 * archive.cc (Archive::get_file_and_offset): Likewise.
531 * plugin.cc (Plugin_manager::release_input_file): Likewise.
532 * script.cc (read_script_file, script_add_file): Likewise.
533 * fileread.cc (Input_file::Input_file): Likewise.
534 (Input_file::will_search_for): Handle is_searched_file.
535 (Input_file::open): Likewise.
536 * readsyms.cc (Read_symbols::get_name): Likewise.
537 * testsuite/Makefile.am (searched_file_test): New test.
538 * testsuite/Makefile.in: Regenerate.
539 * testsuite/searched_file_test.cc: New file.
540 * testsuite/searched_file_test_lib.cc: New file.
542 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
543 Ian Lance Taylor <iant@google.com>
545 * descriptor.cc: Include <cstdio> and "binary-io.h".
546 (Descriptors::open): Open the files in binary mode always.
547 * script.cc (Lex::get_token): Treat \r as whitespace.
549 2009-10-09 Ian Lance Taylor <iant@google.com>
551 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
553 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
554 Ian Lance Taylor <iant@google.com>
556 * configure.ac: Check for readv function also.
557 * fileread.cc (readv): Define if not HAVE_READV.
558 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
560 * config.in: Regenerate.
561 * configure: Regenerate.
563 2009-10-09 Doug Kwan <dougkwan@google.com>
565 * layout.cc (Layout::make_output_section): Call target hook to make
566 ordinary output section.
567 (Layout::finalize): Adjust parameter list of call the
569 * layout.h (class Layout::section_list): New method.
570 * merge.h (Output_merge_base::entsize): Change visibility to public.
571 (Output_merge_base::is_string, Output_merge_base::do_is_string):
573 (Output_merge_string::do_is_string): New method.
574 * object.cc (Sized_relobj::do_setup): renamed from
575 Sized_relobj::set_up.
576 * object.h (Sized_relobj::adjust_shndx,
577 Sized_relobj::initializ_input_to_output_maps,
578 Sized_relobj::free_input_to_output_maps): Change visibilities to
580 (Sized_relobj::setup): Virtualize.
581 (Sized_relobj::do_setup): New method declaration.
582 (Sized_relobj::invalidate_section_offset,
583 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
584 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
585 * options.cc (parse_int): New function.
586 * options.h (parse_int): New declaration.
587 (DEFINE_int): New macro.
588 (stub_group_size): New option.
589 * output.cc (Output_section::Output_section): Initialize memebers
590 merge_section_map_, merge_section_by_properties_map_,
591 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
592 (Output_section::add_input_section): Handled deferred code-fill
593 generation and remove an old comment.
594 (Output_section::add_relaxed_input_section): New method definition.
595 (Output_section::add_merge_input_section): Use merge section by
596 properties map to speed to search. Update merge section maps
598 (Output_section::build_relaxation_map): New method definition.
599 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
601 (Output_section::relax_input_section): Renamed to
602 Output_section::convert_input_sections_to_relaxed_sections and change
603 interface to take a vector of pointers to relaxed sections.
604 (Output_section::find_merge_section,
605 Output_section::find_relaxed_input_section): New method definitions.
606 (Output_section::is_input_address_mapped,
607 Output_section::output_offset, Output_section::output_address):
608 Use output section data maps to speed up searching.
609 (Output_section::find_starting_output_address): Add comments.
610 (Output_section::do_write,
611 Output_section::write_to_postprocessing_buffer): Do code-fill
612 generation as appropriate.
613 (Output_section::get_input_sections): Invalidate relaxed input section
615 (Output_section::restore_states): Adjust type of checkpoint .
616 Invalidate relaxed input section map.
617 * output.h (Output_merge_base): New class declaration.
618 (Input_section_specifier): New class defintion.
619 (class Output_relaxed_input_section) Change base class to
620 Output_section_data_build.
621 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
622 base class initializer.
623 (Output_section::add_relaxed_input_section): New method declaration.
624 (Output_section::Input_section): Change visibility to protected.
625 (Output_section::Input_section::relobj,
626 Output_section::Input_section::shndx): Handle relaxed input sections.
627 Output_section::input_sections) Change visibility to protected. Also
628 define overload to return a non-const pointer.
629 (Output_section::Merge_section_properties): New class defintion.
630 (Output_section::Merge_section_by_properties_map,
631 Output_section::Output_section_data_by_input_section_map,
632 Output_section::Relaxation_map): New types.
633 (Output_section::relax_input_section): Rename method to
634 Output_section::convert_input_sections_to_relaxed_sections and change
635 interface to take a vector of relaxed section pointers.
636 (Output_section::find_merge_section,
637 Output_section::find_relaxed_input_section,
638 Output_section::build_relaxation_map,
639 Output_section::convert_input_sections_in_list_to_relaxed_sections):
640 New method declarations.
641 (Output_section::merge_section_map_
642 Output_section::merge_section_by_properties_map_,
643 Output_section::relaxed_input_section_map_,
644 Output_section::is_relaxed_input_section_map_valid_,
645 Output_section::generate_code_fills_at_write_): New data members.
647 (Output_section_element_input::set_section_addresses): Call
648 current_data_size and addralign methods of relaxed input sections.
649 (Orphan_output_section::set_section_addresses): Call current_data_size
650 and addralign methods of relaxed input sections.
651 * symtab.cc (Symbol_table::compute_final_value): Extract template
652 from the body of Symbol_table::sized_finalize_symbol.
653 (Symbol_table::sized_finalized_symbol): Call
654 Symbol_table::compute_final_value.
655 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
656 (Symbol_table::compute_final_value): New templated method declaration.
657 * target.cc (Target::do_make_output_section): New method defintion.
658 * target.h (Target::make_output_section): New method declaration.
659 (Target::relax): Add more parameters for input objects, symbol table
660 and layout. Adjust call to do_relax.
661 (Target::do_make_output_section): New method declaration.
662 (Target::do_relax): Add parameters for input objects, symbol table
665 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
667 * pread.c: Include stdio.h.
669 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
671 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
674 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
676 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
677 Change read_shndx type to unsigned int.
678 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
680 (Sized_dwarf_line_info::read_line_mappings): Likewise.
681 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
682 Change read_shndx type to unsigned int.
683 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
685 (Sized_dwarf_line_info::read_line_mappings): Likewise.
686 * layout.cc (Layout::create_symtab_sections): Cast the result of
687 local_symcount * symsize to off_t in the gold_assert.
689 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
691 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
692 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
694 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
695 (Arm_relocate_functions::thm_abs5): New function.
696 (Arm_relocate_functions::abs12): New function.
697 (Arm_relocate_functions::abs16): New function.
698 (Arm_relocate_functions::base_abs): New function.
699 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
700 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
701 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
703 (Scan::global): Likewise.
704 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
705 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
706 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
707 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
710 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
712 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
713 (Arm_relocate_functions::movt_prel): New function.
714 (Arm_relocate_functions::thm_movw_prel_nc): New function.
715 (Arm_relocate_functions::thm_movt_prel): New function.
716 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
717 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
718 (Scan::global, Relocate::relocate): Likewise.
719 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
721 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
723 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
725 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
727 (class Incremental_inputs_header): New class.
728 (Incremental_inputs_header_writer): Edit comment.
729 (Incremental_inputs_entry): New class.
730 (Incremental_inputs_entry_writer): Edit comment.
731 (Sized_incremental_binary::do_find_incremental_inputs_section):
732 Add *strtab_shndx parameter, fill it.
733 (Sized_incremental_binary::do_check_inputs): New method.
734 (Incremental_checker::can_incrementally_link_output_file): Use
735 Sized_incremental_binary::check_inputs.
736 (Incremental_inputs::report_command_line): Save command line in
739 (Incremental_binary::find_incremental_inputs_section): New
741 (Incremental_binary::do_find_incremental_inputs_section): Add
742 strtab_shndx parameter.
743 (Incremental_binary::do_check_inputs): New pure virtual method.
744 (Sized_incremental_binary::do_check_inputs): Declare.
745 (Incremental_checker::Incremental_checker): Add incremental_inputs
746 parameter, use it to initialize incremental_inputs_.
747 (Incremental_checker::incremental_inputs_): New field.
748 (Incremental_checker::command_line): New method.
749 (Incremental_checker::inputs): New method.
750 (Incremental_checker::command_line_): New field.
752 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
754 * incremental.cc: Include <cstdarg> and "target-select.h".
755 (vexplain_no_incremental): New function.
756 (explain_no_incremental): New function.
757 (Incremental_binary::error): New method.
758 (Sized_incremental_binary::do_find_incremental_inputs_section): New
760 (make_sized_incremental_binary): New function.
761 (open_incremental_binary): New function.
762 (can_incrementally_link_file): Add checks if output is ELF and has
764 * incremental.h: Include "elfcpp_file.h" and "output.h".
765 (Incremental_binary): New class.
766 (Sized_incremental_binary): New class.
767 (open_incremental_binary): Declare.
768 * object.cc (is_elf_object): Use
769 elfcpp::Elf_recognizer::is_elf_file.
770 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
771 * output.h (Output_file::filesize): New method.
773 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
775 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
777 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
778 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
780 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
782 (Arm_relocate_functions::movw_abs_nc): New function.
783 (Arm_relocate_functions::movt_abs): New function.
784 (Arm_relocate_functions::thm_movw_abs_nc): New function.
785 (Arm_relocate_functions::thm_movt_abs): New function.
786 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
787 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
788 (Scan::global): Likewise.
789 (Relocate::relocate): Likewise.
790 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
792 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
794 * arm.cc (Arm_relocate_functions::got_prel) New function.
795 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
796 (Relocate::relocate): Likewise.
797 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
799 2009-10-06 Ian Lance Taylor <iant@google.com>
801 * options.h (class General_options): Define
802 split_stack_adjust_size parameter.
803 * object.h (class Object): Add uses_split_stack_ and
804 has_no_split_stack_ fields. Add uses_split_stack and
805 has_no_split_stack accessor functions. Declare
806 handle_split_stack_section.
807 (class Reloc_symbol_changes): Define.
808 (class Sized_relobj): Define Function_offsets. Declare
809 split_stack_adjust, split_stack_adjust_reltype, and
811 * object.cc (Object::handle_split_stack_section): New function.
812 (Sized_relobj::do_layout): Call handle_split_stack_section.
813 * dynobj.cc (Sized_dynobj::do_layout): Call
814 handle_split_stack_section.
815 * reloc.cc (Sized_relobj::relocate_sections): Call
816 split_stack_adjust for executable sections in split_stack
817 objects. Pass reloc_map to relocate_section.
818 (Sized_relobj::split_stack_adjust): New function.
819 (Sized_relobj::split_stack_adjust_reltype): New function.
820 (Sized_relobj::find_functions): New function.
821 * target-reloc.h: Include "object.h".
822 (relocate_section): Add reloc_symbol_changes parameter. Change
824 * target.h (class Target): Add calls_non_split method. Declare
825 do_calls_non_split virtual method. Declare match_view and
827 * target.cc: Include "elfcpp.h".
828 (Target::do_calls_non_split): New function.
829 (Target::match_view): New function.
830 (Target::set_view_to_nop): New function.
831 * gold.cc (queue_middle_tasks): Give an error if mixing
832 split-stack and non-split-stack objects with -r.
833 * i386.cc (Target_i386::relocate_section): Add
834 reloc_symbol_changes parameter.
835 (Target_i386::do_calls_non_split): New function.
836 * x86_64.cc (Target_x86_64::relocate_section): Add
837 reloc_symbol_changes parameter.
838 (Target_x86_64::do_calls_non_split): New function.
839 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
841 * powerpc.cc (Target_powerpc::relocate_section): Add
842 reloc_symbol_changes parameter.
843 * sparc.cc (Target_sparc::relocate_section): Add
844 reloc_symbol_changes parameter.
845 * configure.ac: Call AM_CONDITIONAL for the default target.
846 * configure: Rebuild.
847 * testsuite/Makefile.am (TEST_AS): New variable.
848 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
849 (check_DATA): Add split_i386 and split_x86_64 files.
850 (SPLIT_DEFSYMS): Define.
851 (split_i386_[1234n].o): New targets.
852 (split_i386_[124]): New targets.
853 (split_i386_[1234r].stdout): New targets.
854 (split_x86_64_[1234n].o): New targets.
855 (split_x86_64_[124]): New targets.
856 (split_x86_64_[1234r].stdout): New targets.
857 (MOSTLYCLEANFILES): Add new executables.
858 * testsuite/split_i386.sh: New file.
859 * testsuite/split_x86_64.sh: New file.
860 * testsuite/split_i386_1.s: New file.
861 * testsuite/split_i386_2.s: New file.
862 * testsuite/split_i386_3.s: New file.
863 * testsuite/split_i386_4.s: New file.
864 * testsuite/split_i386_n.s: New file.
865 * testsuite/split_x86_64_1.s: New file.
866 * testsuite/split_x86_64_2.s: New file.
867 * testsuite/split_x86_64_3.s: New file.
868 * testsuite/split_x86_64_4.s: New file.
869 * testsuite/split_x86_64_n.s: New file.
870 * testsuite/testfile.cc (Target_test): Update relocation_section
872 * testsuite/Makefile.in: Rebuild.
874 2009-10-06 Ian Lance Taylor <iant@google.com>
876 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
877 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
878 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
879 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
880 the address on ldo_addrs_.
881 (Target_i386::Relocate::fix_up_ldo): New function.
883 2009-10-06 Rafael Espindola <espindola@google.com>
885 * plugin.cc (add_input_library): New.
886 (Plugin::load): Add add_input_library to tv.
887 (Plugin_manager::add_input_file): Add the is_lib argument.
888 (add_input_file): Update call to Plugin_manager::add_input_file.
889 (add_input_library): New.
890 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
892 2009-09-30 Doug Kwan <dougkwan@google.com>
894 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
895 symbol and call Symbol::may_need_copy_reloc to determine if
896 a copy reloc is needed.
897 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
898 nocopyreloc is given in command line.
899 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
900 given in command line.
901 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
902 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
903 of the removed Target_i386::may_need_copy_reloc.
904 * options.h (copyreloc): New option with default value false.
905 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
906 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
907 instead of the removed Target_powerpc::may_need_copy_reloc.
908 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
909 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
910 instead of the removed Target_sparc::may_need_copy_reloc.
911 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
912 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
913 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
914 instead of the removed Target_x86_64::may_need_copy_reloc.
916 2009-09-30 Ian Lance Taylor <iant@google.com>
918 * object.h (class Object): Remove target_ field, and target,
919 sized_target, and set_target methods.
920 (Object::sized_target): Remove.
921 (class Sized_relobj): Update declarations. Remove sized_target.
922 * object.cc (Sized_relobj::setup): Remove target parameter.
924 (Input_objects::add_object): Don't do anything with the target.
925 (make_elf_sized_object): Add punconfigured parameter. Change all
926 callers. Set or test parameter target.
927 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
929 * parameters.cc (Parameters::set_target): Change parameter type to
931 (Parameters::default_target): Remove.
932 (set_parameters_target): Change parameter type to be non-const.
933 (parameters_force_valid_target): New function.
934 (parameters_clear_target): New function.
935 * parameters.h (class Parameters): Update declarations. Remove
936 default_target method. Add sized_target and clear_target
937 methods. Change target_ to be non-const.
938 (set_parameters_target): Update declaration.
939 (parameters_force_valid_target): Declare.
940 (parameters_clear_target): Declare.
941 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
942 as NULL if we aren't searching.
943 (Add_symbols::run): Don't check for compatible target.
944 * fileread.cc (Input_file::open_binary): Call
945 parameters_force_valid_target.
946 * gold.cc (queue_middle_tasks): Likewise.
947 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
948 set_target on object.
949 * dynobj.h (class Sized_dynobj): Update declarations.
950 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
951 make_elf_object returns NULL.
952 (Archive::include_member): Don't check whether object target is
954 * output.cc (Output_section::add_input_section): Get target from
956 (Output_section::relax_input_section): Likewise.
957 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
959 (Sized_relobj::do_scan_relocs): Likewise.
960 (Sized_relobj::relocate_sections): Likewise.
961 * resolve.cc (Symbol_table::resolve): Likewise.
962 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
963 parameter. Change all callers.
964 (Symbol_table::add_from_object): Get target from parameters.
965 (Symbol_table::add_from_relobj): Don't check object target.
966 (Symbol_table::add_from_dynobj): Likewise.
967 (Symbol_table::define_special_symbol): Get target from
969 * symtab.h (class Symbol_table): Update declaration.
970 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
971 parameter. Change all callers. Clear parameter target.
972 (Binary_test): Test target here.
973 * testsuite/object_unittest.cc (gold_testsuite): Remove
974 target_test_pointer parameter. Change all callers.
975 (Object_test): Test target here.
977 2009-09-26 Ian Lance Taylor <iant@google.com>
979 * testsuite/initpri1.c: Don't try to use constructor priorities if
980 compiling with gcc before 4.3.
982 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
984 * testsuite/retain_symbols_file_test.sh (check_present): Change
985 output file name to retain_symbols_file_test.stdout.
986 (check_absent): Likewise.
988 2009-09-18 Craig Silverstein <csilvers@google.com>
990 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
991 * options.cc: Include <cerrno> and <fstream>.
992 (General_options::finalize): Parse -retain-symbols-file tag.
993 * options.h: New flag.
994 (General_options): New method should_retain_symbol, new
995 variable symbols_to_retain.
996 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
997 should_retain_symbol map.
998 * testsuite/Makefile.am (retain_symbols_file_test): New test.
999 * testsuite/Makefile.in: Regenerate.
1000 * testsuite/retain_symbols_file_test.sh: New file.
1002 2009-09-18 Nick Clifton <nickc@redhat.com>
1004 * po/es.po: Updated Spanish translation.
1006 2009-09-17 Doug Kwan <dougkwan@google.com>
1008 * debug.h (DEBUG_RELAXATION): New constant.
1009 (DEBUG_ALL): Add DEBUG_RELAXATION.
1010 (debug_string_to_enum): Add relaxation debug option.
1012 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1013 Layout::Relaxation_debug_check::read_sections,
1014 Layout::Relaxation_debug_check::read_sections): New method definitions.
1015 (Layout::Layout): Initialize data members
1016 record_output_section_data_from_scrips_,
1017 script_output_section_data_list_ and relaxation_debug_check_.
1018 (Layout::save_segments, Layout::restore_segments,
1019 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1020 Layout::relaxation_loop_body): New method definitions.
1021 (Layout::finalize): Support relaxation. Move section layout code to
1022 Layout::relaxation_loop_body.
1023 (Layout::set_asection_address_from_script): Move code for orphan
1024 section placement out.
1025 (Layout::place_orphan_sections_in_script): New method definition.
1026 * layout.h (Output_segment_headers, Output_file_header):
1027 New forward class declarations.
1028 (Layout::~Layout): Define.
1029 (Layout::new_output_section_data_from_script): New method definition.
1030 (Layout::place_orphan_sections_in_script): New method declaration.
1031 (Layout::Segment_states): New type declaration.
1032 (Layout::save_segments, Layout::restore_segments,
1033 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1034 Layout::relaxation_loop_body): New method declarations.
1035 (Layout::Output_section_data_list): New type declaration.
1036 (Layout::Relaxation_debug_check): New class definition.
1037 (Layout::record_output_section_data_from_script_,
1038 Layout::script_output_section_data_list_, Layout::segment_states_,
1039 Layout::relaxation_debug_check_): New data members.
1040 * output.cc: (Output_section_headers::do_size): New method definition.
1041 (Output_section_headers::Output_section_headers): Move size
1042 computation to Output_section_headers::do_size.
1043 (Output_segment_headers::do_size): New method definition.
1044 (Output_file_header::Output_file_header): Move size computation to
1045 Output_file_header::do_size and call it.
1046 (Output_file_header::do_size): New method definition.
1047 (Output_data_group::Output_data_group): Adjust call to
1048 Output_section_data.
1049 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1050 (Output_symtab_xindex::do_write): Add array bound check.
1051 (Output_section::Input_section::print_to_mapfile): Handle
1052 RELAXED_INPUT_SECTION_CODE.
1053 (Output_section::Output_section): Initialize data member checkpoint_.
1054 (Output_section::~Output_section): Delete checkpoint object pointed
1056 (Output_section::add_input_section): Always add an Input_section if
1058 (Output_section::add_merge_input_section): Add assert.
1059 (Output_section::relax_input_section): New method definition.
1060 (Output_section::set_final_data_size): Set load address to zero for
1061 an unallocated section.
1062 (Output_section::do_address_and_file_offset_have_reset_values):
1063 New method definition.
1064 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1065 Handle relaxed input section.
1066 (Output_section::sort_attached_input_sections): Checkpoint input
1067 section list lazily.
1068 (Output_section::get_input_sections): Change type of input_sections to
1069 list of Simple_input_section pointers. Checkpoint input section list
1070 lazily. Also handle relaxed input sections.
1071 (Output_section::add_input_section_for_script): Take a reference to
1072 a Simple_input_section object instead of Relobj pointer and section
1073 index as parameter. Handle relaxed input sections.
1074 (Output_section::save_states, Output_section::restore_states): New
1076 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1077 (Output_data::is_data_size_fixed): New method definition.
1078 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1080 (Output_data::address_and_file_offset_have_reset_values): New method
1082 (Output_data::do_address_and_file_offset_have_reset_values): New method
1084 (Output_data::set_data_size): Check that data size is not fixed.
1085 (Output_data::fix_data_size): New method definition.
1086 (Output_data::is_data_size_fixed_): New data member.
1087 (Output_section_headers::set_final_data_size): New method definition.
1088 (Output_section_headers::do_size): New method declaration.
1089 (Output_segment_headers::set_final_data_size): New method definition.
1090 (Output_segment_headers::do_size): New method declaration.
1091 (Output_file_header::set_final_data_size)::New method definition.
1092 (Output_file_header::do_size)::New method declaration.
1093 (Output_section_data::Output_section_data): Add new parameter
1094 is_data_size_fixed and use it to fix data size.
1095 (Output_data_const::Output_data_const): Adjust call to base class
1096 constructor and fix data size.
1097 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1098 base class constructor and fix data size.
1099 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1100 base class constructor and fix data size.
1101 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1102 class constructor and fix data size.
1103 (Output_data_group::set_final_data_size): New method definition.
1104 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1105 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1106 class constructor and fix data size.
1107 (Output_relaxed_input_section): New class definition.
1108 (Output_section::Simple_input_section): New class definition.
1109 (Output_section::get_input_sections): Adjust parameter list.
1110 (Output_section::add_input_section_for_script): Same.
1111 (Output_section::save_states, Output_section::restore_states,
1112 Output_section::do_address_and_file_offset_have_reset_values,
1113 (Output_section::Input_section::Input_section): Handle
1114 RELAXED_INPUT_SECTION_CODE. Add new overload for
1115 Output_relaxed_input_section.
1116 (Output_section::Input_section::is_input_section,
1117 Output_section::Input_section::set_output_section): Handle relaxed
1119 (Output_section::Input_section::is_relaxed_input_section,
1120 Output_section::Input_section::output_section_data,
1121 Output_section::Input_section::relaxed_input_section): New method
1123 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1125 (Output_section::Input_section::u1_): Update comments.
1126 (Output_section::Input_section::u2_): Add new union member poris.
1127 (Output_section::Checkpoint_output_section): New classs definition.
1128 (Output_section::relax_input_section): New method declaration.
1129 (Output_section::checkpoint_): New data member.
1130 (Output_segment): Update comments.
1131 (Output_segment::Output_segment): Un-privatize copy constructor.
1132 (Output_segment::operator=): Un-privatize.
1133 * script-sections.cc (Output_section_element::Input_section_list):
1134 Change element type to Output_section::Simple_input_section.
1135 (Output_section_element_dot_assignment::set_section_addresses):
1136 Register output section data for relaxation clean up.
1137 (Output_data_exression::Output_data_expression): Adjust call to base
1138 constructor to fix data size.
1139 (Output_section_element_data::set_section_addresses): Register
1140 Output_data_expression object for relaxation clean up.
1141 (struct Input_section_info): Replace Relobj pointer and section index
1142 pair with Output_section::Simple_input_section and Convert struct to a
1144 (Input_section_sorter::operator()): Adjust access to
1145 Input_section_info data member to use accessors.
1146 (Output_section_element_input::set_section_addresses): Use layout
1147 parameter. Adjust code to use Output_section::Simple_input_section
1148 and Input_secction_info classes. Register filler for relaxation
1150 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1151 and section index pair with Output_section::Simple_input_section
1152 class. Adjust code accordingly.
1153 (Phdrs_element::release_segment): New method definition.
1154 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1156 (Script_sections::release_segments): New method definition.
1157 * gold/script-sections.h (Script_sections::release_segments): New
1159 * gold/target.h (Target::may_relax, Target::relax,
1160 Target::do_may_relax, Target::do_relax): New method definitions.
1162 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1164 * arm.cc (has_signed_unsigned_overflow): New function.
1165 (Arm_relocate_functions::abs8): New function.
1166 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1167 (Target_arm::Scan::global): Likewise.
1168 (Target_arm::relocate::relocate): Likewise.
1169 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1172 2009-09-16 Cary Coutant <ccoutant@google.com>
1174 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1175 * testsuite/Makefile.in: Regenerate.
1177 2009-09-11 Nick Clifton <nickc@redhat.com>
1179 * po/gold.pot: Updated by the Translation project.
1181 2009-09-08 Cary Coutant <ccoutant@google.com>
1183 * output.cc (Output_file::open): Add execute permission to empty file.
1184 * testsuite/Makefile.am (permission_test): New test.
1185 * testsuite/Makefile.in: Regenerate.
1187 2009-09-02 Ian Lance Taylor <iant@google.com>
1189 * output.cc (Output_file::resize): Call map_no_anonymous rather
1192 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1194 * gold.cc: Include "incremental.h".
1195 (queue_initial_tasks): Call Incremental_checker methods.
1196 * incremental.cc: Include "output.h".
1197 (Incremental_checker::can_incrementally_link_output_file): New
1199 * incremental.h (Incremental_checker): New class.
1201 * output.cc (Output_file::open_for_modification): New method.
1202 (Output_file::map_anonymous): Changed return type to bool. Record
1204 (Output_file::map_no_anonymous): New method, broken out of map.
1205 (Output_file::map): Use map_no_anonymous and map_anonymous.
1206 * output.h (class Output_file): Update declarations.
1208 2009-08-24 Cary Coutant <ccoutant@google.com>
1210 * options.h (Command_line::Pre_options): New class.
1211 (Command_line::pre_options): New member.
1212 * options.cc (gold::options::ready_to_register): New variable.
1213 (One_option::register_option): Do nothing if not registering options.
1214 Assert if same short option registered twice.
1215 (General_options::General_options): Turn off option registration when
1217 (Command_line::Pre_options::Pre_options): New constructor.
1219 2009-08-24 Cary Coutant <ccoutant@google.com>
1221 * options.h (General_options::no_keep_memory): Remove incorrect
1224 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1226 * Makefile.am (am__skiplex, am__skipyacc): New.
1227 * Makefile.in: Regenerate.
1229 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1231 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1232 (INCLUDES): ... this.
1233 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1234 (AM_CPPFLAGS): Renamed from ...
1235 (INCLUDE): ... this.
1236 * Makefile.in, testsuite/Makefile.in: Regenerate.
1238 * Makefile.in: Regenerate.
1239 * aclocal.m4: Likewise.
1240 * config.in: Likewise.
1241 * configure: Likewise.
1242 * testsuite/Makefile.in: Likewise.
1244 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1245 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1246 * Makefile.in: Regenerate.
1247 * testsuite/Makefile.in: Regenerate.
1249 2009-08-19 Cary Coutant <ccoutant@google.com>
1251 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1252 symbols in shared libraries overridden by hidden or internal symbols
1253 in the main program.
1255 2009-08-19 Chris Demetriou <cgd@google.com>
1257 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1258 checking source file names in error messages.
1260 2009-08-18 Doug Kwan <dougkwan@google.com>
1262 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1263 an elcpp::Ehdr as parameter. Adjust call to set_target.
1264 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1265 an elfcpp::Ehdr as parameter.
1266 * object.cc (Object::set_target): Remove the version that looks up
1267 a target and sets it.
1268 (Sized_relobj::setup): Take a Target object instead of
1269 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1270 (make_elf_sized_object): Find target and ask target to
1272 * object.h: (Object::set_target): Remove the version that looks up
1273 a target and sets it.
1274 (Sized_relobj::setup): Take a Target object instead of
1275 an elfcpp:Ehdr as parameter.
1276 * target.cc: Include dynobj.h.
1277 (Target::do_make_elf_object_implementation): New.
1278 (Target::do_make_elf_object): New.
1279 * target.h (Target::make_elf_object): New template declaration.
1280 (Target::do_make_elf_object): New method declarations.
1281 (Target::do_make_elf_object_implementation): New template declaration.
1283 2009-08-14 Ian Lance Taylor <iant@google.com>
1285 * gold.h (FUNCTION_NAME): Define.
1286 (gold_unreachable): Use FUNCTION_NAME.
1288 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1290 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1291 symbol in the --keep-unique list is not found.
1293 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1295 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1296 been maked as --keep-unique.
1297 (Icf::unfold_section): New function.
1298 * icf.h (Icf::unfold_section): New function.
1299 * options.h (General_options::keep_unique): New option.
1300 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1301 * testsuite/Makefile.in: Regenerate.
1302 * testsuite/icf_keep_unique_test.sh: New file.
1303 * testsuite/icf_keep_unique_test.cc: New file.
1305 2009-08-12 Cary Coutant <ccoutant@google.com>
1308 * resolve.cc (Symbol_table::resolve): Check for references from
1309 dynamic objects to hidden and internal symbols.
1310 * testsuite/Makefile.am (hidden_test.sh): New test.
1311 * testsuite/Makefile.in: Regenerate.
1312 * testsuite/hidden_test.sh: New script.
1313 * testsuite/hidden_test_1.c: New test source.
1314 * testsuite/hidden_test_main.c: New test source.
1316 2009-08-11 Doug Kwan <dougkwan@google.com>
1318 * arm.cc: Update comments.
1319 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1320 segment to locate the .ARM.exidx section if present.
1322 2009-08-09 Doug Kwan <dougkwan@google.com>
1324 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1327 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1328 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1331 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1333 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1334 valid tls_segment only for non-debug-section relocations.
1335 * testsuite/Makefile.am: Add gc_tls_test.
1336 * testsuite/Makefile.in: Regenerate.
1337 * testsuite/gc_tls_test.cc: New file.
1338 * testsuite/gc_tls_test.sh: New file.
1340 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1344 * Makefile.am (CCFILES): Add icf.cc.
1346 * Makefile.in: Regenerate.
1347 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1348 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1349 section, symbol and addend information for the relocs.
1350 * gold.cc (queue_middle_tasks): Call identical code folding.
1351 * gold.h: Add defines for multimap.
1352 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1353 to the call of finalize_local_symbols.
1354 * main.cc (main): Create object of class Icf.
1355 * object.cc (Sized_relobj::do_layout): Allow this function to be
1356 called twice during icf.
1357 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1358 to sections marked as identical by icf.
1359 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1361 (Sized_relobj::do_section_entsize): New function.
1362 * object.h (Object::section_entsize): New function.
1363 (Object::do_section_entsize): New pure virtual function.
1364 (Relobj::finalize_local_symbols): Add new parameter.
1365 (Relobj::do_section_entsize): New function.
1366 * options.h (General_options::icf): New option.
1367 (General_options::icf_iterations): New option.
1368 (General_options::print_icf_sections): New option.
1369 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1370 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1371 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1373 * symtab.cc (Symbol_table::is_section_folded): New function.
1374 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1375 to sections marked as identical by icf.
1376 * symtab.h (Symbol_table::set_icf): New function.
1377 (Symbol_table::icf): New function.
1378 (Symbol_table::is_section_folded): New function.
1379 (Symbol_table::icf_): New data member.
1380 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1381 * testsuite/Makefile.am: Add commands to build icf_test.
1382 * testsuite/Makefile.in: Regenerate.
1383 * testsuite/icf_test.sh: New file.
1384 * testsuite/icf_test.cc: New file.
1386 2009-07-24 Chris Demetriou <cgd@google.com>
1388 * layout.cc (is_compressible_debug_section): Fix incorrect
1389 comment about compressed section names.
1391 2009-07-20 Ian Lance Taylor <ian@airs.com>
1394 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1396 2009-07-16 Ian Lance Taylor <iant@google.com>
1399 * layout.h: #include <map>.
1400 (class Kept_section): Change from struct to class. Add accessors
1401 and setters. Add section size to Comdat_group mapping. Change
1402 Comdat_group to std::map. Add is_comdat_ field. Add
1403 linkonce_size field in union.
1404 (class Layout): Update declaration of find_or_add_kept_section.
1405 Don't declare find_kept_object.
1406 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1407 parameter. Add object, shndx, is_comdat, and is_group_name
1408 parameters. Change all callers. Adjust for new Kept_section.
1409 (Layout::find_kept_object): Remove.
1410 * object.cc (Sized_relobj::include_section_group): Update use of
1411 Kept_section. Rename secnum to shndx. Only record
1412 Kept_comdat_section if sections are the same size.
1413 (Sized_relobj::include_linkonce_section): Update use of
1414 Kept_section. Only record Kept_comdat_section if sections are the
1415 same size. Set size of linkonce section.
1416 (Sized_relobj::map_to_kept_section): Update call to
1417 get_kept_comdat_section.
1418 * object.h (class Sized_relobj): Rename fields in
1419 Kept_comdat_section to drop trailing underscores; change object
1420 field to Relobj*. Change Kept_comdat_section_table to store
1421 struct rather than pointer.
1422 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1423 Add kept_object and kept_shndx parameters. Change all callers.
1424 (Sized_relobj::get_kept_comdat_section): Change return type to
1425 bool. Add kept_object and kept_shndx parameters. Change all
1427 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1428 Layout::find_or_add_kept_section.
1430 2009-07-09 Ian Lance Taylor <iant@google.com>
1432 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1433 Reserve space in the hash table.
1435 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1437 * fileread.cc (File_read::get_mtime): New method.
1438 * fileread.h (Timespec): New structure.
1439 (File_read::get_mtime): New method.
1440 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1441 Renamed from timestamp_nsec.
1442 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1444 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1446 (Incremental_inputs::report_archive): Save mtime; style fix.
1447 (Incremental_inputs::report_obejct): Save mtime; style fix.
1448 (Incremental_inputs::report_script): Save mtime; style fix.
1449 (Incremental_inputs::finalize_inputs): Style fix.
1450 (Incremental_inputs::finalize): Style fix.
1451 (Incremental_inputs::create_input_section_data): Store inputs
1453 * incremental.h (Incremental_inputs::report_script): Add mtime
1455 (Incremental_inputs::Input_info::Input_info): Intialize only one
1457 (Incremental_inputs::Input_info::archive): Move to nameless
1459 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1460 (Incremental_inputs::Input_info::script): Move to nameless union.
1461 (Incremental_inputs::mtime): New field.
1462 * script.cc (read_input_script): Pass file mtime to
1464 * script.h (Script_info::inputs): Style fix.
1466 2009-07-01 Ian Lance Taylor <ian@airs.com>
1468 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1471 2009-06-24 Ian Lance Taylor <iant@google.com>
1474 * layout.cc (Layout::choose_output_section): If we find an
1475 existing section, update the flags.
1476 (Layout::create_notes): New function, broken out of
1478 (Layout::finalize): Don't create note sections.
1479 (Layout::create_note): Don't crash if linker script discards
1481 (Layout::create_gold_note): Likewise.
1482 (Layout::create_build_id): Likewise. Don't set
1483 after_input_sections on the section.
1484 (Layout::create_executable_stack_info): Remove target parameter.
1486 * layout.h (class Layout): Declare create_notes. Update
1487 declaration of create_executable_stack_info.
1488 * gold.cc (queue_middle_tasks): Call create_notes.
1489 * output.cc (Output_section::update_flags_for_input_section): Move
1490 here from output.h. If SHF_ALLOC flag is newly set, mark address
1492 * output.h (Output_data::mark_address_invalid): New function.
1493 (class Output_section): Only declare, not define,
1494 update_flags_for_input_section. Remove set_flags.
1496 2009-06-24 Ian Lance Taylor <iant@google.com>
1498 * script-sections.cc (Output_section_definition::
1499 set_section_addresses): Rename shadowing local load_address to
1502 2009-06-24 Ian Lance Taylor <iant@google.com>
1505 * reloc.cc (relocate_sections): Skip empty relocation sections.
1507 2009-06-23 Ian Lance Taylor <iant@google.com>
1510 * layout.cc (Layout::create_note): Use choose_output_section
1511 rather than make_output_section.
1513 2009-06-23 Ian Lance Taylor <iant@google.com>
1516 * options.cc (General_options::parse_V): Set printed_version_.
1517 (General_options::General_options): Initialize printed_version_.
1518 * options.h (class General_options): Add printed_version_ field.
1519 * gold.cc (queue_initial_tasks): If there are no input files,
1520 don't give a fatal error if we printed the version information.
1521 (queue_middle_tasks): If using -r with a shared object, give a
1522 fatal error rather than an ordinary error.
1524 2009-06-23 Ian Lance Taylor <iant@google.com>
1527 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1528 (Layout::make_output_section): Set have_stabstr_section_ if we see
1529 a .stab*str section.
1530 (Layout::finalize): Call link_stabs_sections.
1531 (Layout::link_stabs_sections): New file.
1532 * layout.h (class Layout): Add have_stabstr_section_ field.
1533 Declare link_stabs_sections.
1535 2009-06-23 Doug Kwan <dougkwan@google.com>
1537 * Makefile.am (libgold_a_LIBADD): New.
1538 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1539 * Makefile.in: Regenerate.
1540 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1541 * configure: Regenerate.
1542 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1543 * fileread.cc: Include sys/state.h
1544 * gold.h: Declare memmem and strndup if found missing.
1545 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1547 2009-06-23 Ian Lance Taylor <iant@google.com>
1549 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1550 * configure: Rebuild.
1552 2009-06-23 Ian Lance Taylor <iant@google.com>
1555 * object.cc (Object::section_contents): Don't try to get a view if
1556 the section has length zero.
1557 (Object::handle_gnu_warning_section): If the section is empty, use
1558 the name of the section as the warning.
1560 2009-06-23 Ian Lance Taylor <iant@google.com>
1563 * stringpool.h (class Stringpool_template): Add optimize_ field.
1564 (Stringpool_template::set_optimize): New function.
1565 * stringpool.cc (Stringpool_template::Stringpool_template):
1566 Initialize optimize_ field.
1567 (Stringpool_template::set_string_offsets): Test local optimize
1568 fild rather than parameter.
1569 * layout.cc (Layout::Layout): Call set_optimize on the section
1572 2009-06-22 Ian Lance Taylor <iant@google.com>
1575 * yyscript.y: Parse TARGET.
1576 * script.cc (script_set_target): New function.
1577 * script-c.h (script_set_target): Declare.
1578 * options.cc (General_options::string_to_object_format): Rename
1579 from string_to_object_format in anonymous namespace. Change
1581 * options.h (class General_options): Declare
1582 string_to_object_format.
1584 2009-06-22 Ian Lance Taylor <iant@google.com>
1586 * script-sections.cc (Script_sections::create_segments): Don't put
1587 program headers in a PT_LOAD segment if -n or -N.
1589 2009-06-22 Ian Lance Taylor <iant@google.com>
1592 * options.h (class General_options): Add -z lazy and -z now. Sort
1593 -z options into alphabetical order.
1594 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1596 2009-06-21 Ian Lance Taylor <iant@google.com>
1598 * layout.cc (Layout::make_output_section): Call
1599 Target::new_output_section.
1600 (Layout::attach_allocated_section_to_segment): Put large section
1601 sections in a separate load segment with the large segment flag
1603 (Layout::segment_precedes): Sort large data segments after other
1605 (align_file_offset): New static function.
1606 (Layout::set_segment_offsets): Use align_file_offset.
1607 * output.h (class Output_section): Add is_small_section_ and
1608 is_large_section_ fields.
1609 (Output_section::is_small_section): New function.
1610 (Output_section::set_is_small_section): New function.
1611 (Output_section::is_large_section): New function.
1612 (Output_section::set_is_large_section): New function.
1613 (Output_section::is_large_data_section): New function.
1614 (class Output_segment): Add is_large_data_segment_ field.
1615 (Output_segment::is_large_data_segment): New function.
1616 (Output_segment::set_is_large_data_segment): New function.
1617 * output.cc (Output_section::Output_section): Initialize new
1619 (Output_segment::Output_segment): Likewise.
1620 (Output_segment::add_output_section): Add assertion that large
1621 data sections always go in large data segments. Force small data
1622 sections to the end of the list of data sections. Force small BSS
1623 sections to the start of the list of BSS sections. For large BSS
1624 sections to the end of the list of BSS sections.
1625 * symtab.h (class Symbol): Declare is_common_shndx.
1626 (Symbol::is_defined): Check Symbol::is_common_shndx.
1627 (Symbol::is_common): Likewise.
1628 (class Symbol_table): Define enum Commons_section_type. Update
1629 declarations. Add small_commons_ and large_commons_ fields.
1630 * symtab.cc (Symbol::is_common_shndx): New function.
1631 (Symbol_table::Symbol_table): Initialize new fields.
1632 (Symbol_table::add_from_object): Put small and large common
1633 symbols in the right list.
1634 (Symbol_table::sized_finalized_symbol): Check
1635 Symbol::is_common_shndx.
1636 (Symbol_table::sized_write_globals): Likewise.
1637 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1638 common symbol lists. Don't call do_allocate_commons_list if the
1640 (Symbol_table::do_allocate_commons_list): Remove is_tls
1641 parameter. Add comons_section_type parameter. Change all
1642 callers. Handle small and large common symbols.
1643 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1644 Symbol::is_common_shndx.
1645 * resolve.cc (symbol_to_bits): Likewise.
1646 * target.h (Target::small_common_shndx): New function.
1647 (Target::small_common_section_flags): New function.
1648 (Target::large_common_shndx): New function.
1649 (Target::large_common_section_flags): New function.
1650 (Target::new_output_section): New function.
1651 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1652 small_common_section_flags, and large_common_section_flags
1654 (Target::do_new_output_section): New virtual function.
1655 * arm.cc (Target_arm::arm_info): Initialize new fields.
1656 * i386.cc (Target_i386::i386_info): Likewise.
1657 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1659 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1660 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1661 (Target_x86_64::do_new_output_section): New function.
1662 * configure.ac: Define conditional MCMODEL_MEDIUM.
1663 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1664 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1665 (large_LDFLAGS): Define.
1666 * testsuite/large.c: New file.
1667 * testsuite/testfile.cc (Target_test::test_target_info):
1668 Initialize new fields.
1669 * configure, testsuite/Makefile.in: Rebuild.
1671 2009-06-05 Doug Kwan <dougkwan@google.com>
1673 * Makefile.am (CCFILES): Add target.cc.
1674 * Makefile.in: Regenerate.
1675 * i386.cc (class Target_i386): Define new virtual method to
1676 override do_is_local_label_name in parent.
1677 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1678 local symbols if --discard-locals or -X is given.
1679 * options.h (class General_options): Declare new options
1680 '--discard-locals' and '-X' for discarding locals.
1681 * target.h (class Target): Define new methods is_local_label_name.
1682 Declare new virtual method do_is_local_label_name.
1683 * target.cc: New file.
1684 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1685 (check_SCRIPTS): Add discard_locals_test.sh.
1686 (check_DATA): Add discard_local_tests.syms.
1687 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1688 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1689 * testsuite/Makefile.in: Regenerate.
1690 * testsuite/discard_locals_test.c: New file.
1691 * testsuite/discard_locals_test.sh: Same.
1693 2009-06-05 Doug Kwan <dougkwan@google.com>
1695 * object.cc (Sized_relobj::Sized_relobj): Initialize
1696 discarded_eh_frame_shndx_ to -1U.
1697 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1699 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1700 a discarded .eh_frame section.
1701 (Sized_relobj::do_finalize_local_symbols): Ditto.
1702 * object.h (class Sized_relobj): Declare new member
1703 discarded_eh_frame_shndx_.
1704 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1705 (local_labels_test.o, local_labels_test): New rules.
1706 * testsuite/Makefile.in: Regenerate.
1708 2009-06-04 Doug Kwan <dougkwan@google.com>
1710 * layout.cc (Layout::section_name_mapping): Add mapping for
1711 special ARM sections.
1713 2009-06-03 Doug Kwan <dougkwan@google.com>
1715 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1716 (utils::has_overflow): Same.
1718 2009-06-03 Ian Lance Taylor <iant@google.com>
1720 * layout.cc (Layout::section_name_mapping): New array, replacing
1721 Layout::linkonce_mapping.
1722 (Layout::section_name_mapping_count): New variable, replacing
1723 Layout::linkonce_mapping_count.
1724 (Layout::linkonce_output_name): Remove.
1725 (Layout::output_section_name): Rewrite.
1726 * layout.h (class Layout): Rename Linkonce_mapping to
1727 Section_name_mapping, linkonce_mapping to section_name_mapping,
1728 linkonce_mapping_count to section_name_mapping_count. Don't
1729 declare linkonce_output_name.
1731 2009-06-03 Doug Kwan <dougkwan@google.com>
1733 * gold/arm.cc (namespace utils): New.
1734 (Target_arm::reloc_is_non_pic): Define new method.
1735 (class Arm_relocate_functions): New.
1736 (Target_arm::Relocate::relocate): Handle relocation types used by
1739 2009-06-03 Ian Lance Taylor <iant@google.com>
1741 * arm.cc (Target_arm::scan::global): Use || instead of |.
1743 2009-06-02 Doug Kwan <dougkwan@google.com>
1745 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1746 issued_non_pic_error_.
1747 (class Target_arm::Scan): Declare new method check_non_pic.
1748 Define new method symbol_needs_plt_entry.
1749 Declare new data member issued_non_pic_error_.
1750 (class Target_arm::Relocate): Declare new method
1751 should_apply_static_reloc.
1752 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1753 (Target_arm::Scan::check_non_pic): Define new method.
1754 (Target_arm::Scan::local): Handle a small subset of reloc types used
1756 (Target_arm::Scan::local): Same.
1757 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1759 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1761 * incremental.cc (Incremental_inputs::report_command_line): Filter
1762 out --incremental-* options.
1764 2009-05-29 Doug Kwan <dougkwan@google.com>
1766 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1768 (class Target_arm): Update comment.
1769 (Target_arm::Target_arm): Initialize new data members GOT_,
1770 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1771 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1772 and Target_arm::rel_dyn_section.
1773 Declare new_enum Target_arm::Got_type.
1774 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1776 Update commments for member do_dynsym_value.
1777 (Target_arm::got_size, Target_arm::plt_section,
1778 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1779 new methods inside class defintion.
1780 (Target_arm::got_section): Define new method.
1781 (Target_arm::rel_dyn_section): Same.
1782 (Output_data_plt_arm): New template class.
1783 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1784 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1785 (Output_data_plt_arm::add_entry): Same.
1786 (Output_data_plt_arm::first_plt_entry): Define new
1787 static data member for PLT instruction template.
1788 (Output_data_plt_arm::plt_entry): Same.
1789 (Output_data_plt_arm::do_write): Define new method.
1790 (Target_arm::make_plt_entry): Same.
1791 (Target_arm::do_finalize_sections): Same.
1792 (Target_arm::do_dynsym_value): Same.
1794 2009-05-28 Doug Kwan <dougkwan@google.com>
1796 * Makefile.am (TARGETSOURCES): Add arm.cc.
1797 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1798 * Makefile.in: Regenerate.
1800 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1802 2009-05-26 Doug Kwan <dougkwan@google.com>
1804 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1805 (General_options::check_excluded_libs): Strip off directories in
1806 archive name before matching like GNU ld does.
1807 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1808 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1809 (exclude_libs_test_LDFLAGS): Add linker option
1810 -Wl,--exclude-libs,libexclude_libs_test_3
1811 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1812 an explicit archive without using -l.
1813 (alt/libexclude_libs_test_3.a): New make rule.
1814 * testsuite/Makefile.in: Regenerate.
1815 * testsuite/exclude_libs_test.c : Declare lib3_default().
1817 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1818 * exclude_libs_test_3.c: New file.
1820 2009-05-26 Nick Clifton <nickc@redhat.com>
1822 * po/id.po: New Indonesian translation.
1823 * po/gold.pot: Updated template file.
1825 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1827 * testsuite/Makefile.am: Add -ffunction-sections to compile
1828 gc_comdat_test files. Add -Wl,--gc-sections to build
1830 * testsuite/Makefile.in: Regenerate.
1831 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1833 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1835 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1836 kept comdat section was garbage collected.
1837 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1838 * testsuite/Makefile.in: Regenerate.
1839 * testsuite/gc_comdat_test.sh: New file.
1840 * testsuite/gc_comdat_test_1.cc: New file.
1841 * testsuite/gc_comdat_test_2.cc: New file.
1843 2009-05-19 Doug Kwan <dougkwan@google.com>
1845 * archive.cc (Archive::Archive): Move constructor from archive.h
1846 to here. Initialize no_export_.
1847 (Archive::get_elf_object_for_member): Set no_export flag of object.
1848 * archive.h (Archive::Archive): Move constructor body to
1850 (Archive::no_export): New method.
1851 (Archive::no_export_): New field.
1852 * object.h (Object::Object): Initialize no_export_ to false.
1853 (Object::no_export, Object::set_no_export): New methods.
1854 (Object::no_export_): New field.
1855 * options.cc (General_options::parse_exclude_libs): New method.
1856 (General_options::check_excluded_libs) Same.
1857 * options.h (exclude_libs): New option.
1858 (General_options::check_excluded_libs): New method declaration.
1859 (General_options::excluded_libs_): New field.
1860 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1861 default or protected visibility if an object has no-export flag set.
1862 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1863 (check_SCRIPTS): Add exclude_libs_test.sh.
1864 (check_DATA): Add exclude_libs_test.syms.
1865 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1866 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1867 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1868 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1869 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1870 libexclude_libs_test_2.a): New rules.
1871 * testsuite/Makefile.in: Regenerate.
1872 * testsuite/exclude_libs_test.c: New file.
1873 * testsuite/exclude_libs_test.sh: Ditto.
1874 * testsuite/exclude_libs_test_1.c: Ditto.
1875 * testsuite/exclude_libs_test_2.c: Ditto.
1877 2009-05-15 Ian Lance Taylor <iant@google.com>
1879 * configure.ac: Check for declarations for cases where libiberty.h
1880 checks HAVE_DECL_xxx.
1881 * configure, config.in: Rebuild.
1883 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1885 * gold.h (Incremental_argument_list): Remove (invalid) forward
1887 * incremental.cc (Incremental_inputs::report_achive): New method.
1888 (Incremental_inputs::report_object): New method.
1889 (Incremental_inputs::report_script): New method.
1890 (Incremental_inputs::finalize_inputs): New method.
1891 (Incremental_inputs::finalize): Call finalize_inputs().
1892 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1893 Create inputs entries.
1894 * incremental.h (Incremental_input_type): New enum.
1895 (Incremental_inputs::Incremental_input): Initialize new fields.
1896 (Incremental_inputs::report_inputs): New method.
1897 (Incremental_inputs::report_achive): New method.
1898 (Incremental_inputs::report_object): New method.
1899 (Incremental_inputs::report_script): New method.
1900 (Incremental_inputs::finalize_inputs): New method.
1901 (Incremental_inputs::Input_info): New struct.
1902 (Incremental_inputs::Input_info_map): New typedef.
1903 (Incremental_inputs::lock_): New field.
1904 (Incremental_inputs::Inputs_): New field.
1905 (Incremental_inputs::Inputs_map): New field.
1906 * main.cc (main): Call Incremental_input::report_inputs.
1907 * options.h (Input_argument_list): Typedef moved from
1909 (Input_file_group::Files): Remove, use ::Input_argument_list.
1910 (Input_file_group::Input_argument_list): Remove, use
1911 ::Input_argument_list.
1912 * plugin.cc (Plugin_manager::add_input_file): Add error in
1914 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1916 * script.cc (read_input_script): Call
1917 Incremental_input::report_script.
1918 * script.h (Script_info): New class.
1920 2009-04-27 Ian Lance Taylor <iant@google.com>
1922 * x86_64.cc (do_adjust_output_section): Set entsize to
1925 2009-04-23 Elliott Hughes <enh@google.com>
1927 * output.cc (Output_file::close): After short writes, continue
1928 writing from the correct offset in the buffer being written.
1930 2009-04-23 Chris Demetriou <cgd@google.com>
1932 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1933 * configure: Regenerate.
1934 * config.in: Regenerate.
1935 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1936 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1938 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1940 * incremental.cc (Incremental_inputs_header_data): Renamed from
1941 Incremental_input_header_data.
1942 (Incremental_inputs_header_data::data_size): New field.
1943 (Incremental_inputs_header_data::put_input_file_count): Renamed
1944 from input_file_count.
1945 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1946 from command_line_offset.
1947 (Incremental_inputs_header_data::put_reserved): Renamed from
1949 (Incremental_inputs_entry_data): Renamed from
1950 Incremental_input_entry_data.
1951 (Incremental_inputs_entry_data::data_size): New field.
1952 (Incremental_inputs::report_command_line): New method.
1953 (Incremental_inputs::finalize): New method.
1954 (Incremental_inputs::create_incremental_inputs_data): New method.
1955 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1956 * incremental.h: New file.
1957 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1958 (Layout::finalize): Create incremental inputs section in
1960 (Layout::create_incremental_info_sections): New method.
1961 * layout.h (Layout::incremental_inputs): New method.
1962 (Layout::create_incremental_info_sections): New method.
1963 (Layout::incremental_inputs_): New field.
1964 * main.cc (main): Notify Incremental_input of the command line.
1966 2009-04-01 Ian Lance Taylor <iant@google.com>
1967 Mikolaj Zalewski <mikolajz@google.com>
1969 * gold.h (reserve_unordered_map): Define, three versions, one for
1970 each version of Unordered_map.
1971 * layout.cc (Layout::Layout): Remove options parameter. Add
1972 number_of_input_files parameter. Don't initialize options_.
1973 Initialize number_of_input_files_ and resized_signatures_. Move
1974 sections_are_attached_.
1975 (Layout::layout_group): Reserve space for group_signatures_.
1976 (Layout::find_or_add_kept_section): Change name parameter to be a
1977 reference. Resize signatures_ map when it gets large enough.
1978 (Layout::layout_eh_frame): Use parameters->options() instead of
1980 (Layout::make_output_section): Likewise.
1981 (Layout::attach_allocated_section_to_segment): Likewise.
1982 (Layout::finalize, Layout::create_executable_stack): Likewise.
1983 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1984 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1985 * layout.h (class Layout): Update declarations. Remove options_
1986 field. Add number_of_input_files_ and resized_signatures_
1987 fields. Move sections_are_attached_ field.
1988 * main.cc (main): Pass number of input files to Layout
1989 constructor. Don't pass options.
1991 2009-03-30 Ian Lance Taylor <iant@google.com>
1993 * ffsll.c (ffsll): Correct implementation.
1995 2009-03-27 Ian Lance Taylor <iant@google.com>
1997 * ffsll.c: New file.
1998 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1999 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2000 * ftruncate.c (ftruncate): Declare before definition.
2001 * mremap.c (mremap): Likewise.
2002 * pread.c (pread): Likewise.
2003 * configure, Makefile.in, config.in: Rebuild.
2005 * mremap.c: New file.
2006 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2007 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2008 (mremap): Declare if HAVE_MREMAP is not defined.
2009 * configure, Makefile.in, config.in: Rebuild.
2011 2009-03-27 Cary Coutant <ccoutant@google.com>
2013 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2014 position independent.
2015 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2016 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2018 2009-03-24 Cary Coutant <ccoutant@google.com>
2020 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2022 (needs_dynamic_reloc): Likewise.
2024 2009-03-24 Ian Lance Taylor <iant@google.com>
2026 * yyscript.y (file_cmd): Recognize EXTERN.
2027 (extern_name_list, extern_name_list_body): New nonterminals.
2028 * script.cc (script_add_extern): Define.
2029 * script-c.h (script_add_extern): Declare.
2031 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2033 * object.cc (is_elf_object): Define.
2034 * object.h (is_elf_object): Declare.
2035 * archive.cc (Archive::get_elf_object_for_member): Call
2037 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2039 2009-03-24 Elliott Hughes <enh@google.com>
2041 * output.cc (Output_file::map_anonymous): Define.
2042 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2043 try an anonymous one. Report the size if the mmap fails.
2044 * output.h (class Output_file): Declare map_anonymous.
2046 2009-03-24 Ian Lance Taylor <iant@google.com>
2048 * target-select.cc (instantiate_target): Don't acquire the lock if
2049 the instantiated_target_ field has already been set.
2051 2009-03-23 Ian Lance Taylor <iant@google.com>
2053 * gold-threads.h (class Initialize_lock): Define.
2054 * gold-threads.cc (class Initialize_lock_once): Define.
2055 (initialize_lock_control): New static variable.
2056 (initialize_lock_pointer): New static variable.
2057 (initialize_lock_once): New static function.
2058 (Initialize_lock::Initialize_lock): Define.
2059 (Initialize_lock::initialize): Define.
2060 * target-select.h: Include "gold-threads.h".
2061 (class Target_selector): Add lock_ and initialize_lock_ fields.
2062 Don't define instantiate_target, just declare it.
2063 * target-select.cc (Target_selector::Target_selector): Initialize
2065 (Target_selector::instantiate_target): Define.
2066 * descriptors.h: Include "gold-threads.h".
2067 (class Descriptors): Add initialize_lock_ field.
2068 * descriptors.cc (Descriptors::Descriptors): Initialize new
2070 (Descriptors::open): Use initialize_lock_ field
2071 * errors.h (class Errors): Add initialize_lock_ field.
2072 * errors.cc (Errors::Errors): Initialize new field.
2073 (Errors::initialize_lock): Use initialize_lock_ field.
2074 * powerpc.cc (class Target_selector_powerpc): Remove
2075 instantiated_target_ field. In do_recognize call
2076 instantiate_target rather than do_instantiate_target. In
2077 do_instantiate_target just allocate a new target.
2078 * sparc.cc (class Target_selector_sparc): Likewise.
2080 * freebsd.h: New file.
2081 * i386.cc: Include "freebsd.h".
2082 (Target_i386): Derive from Target_freebsd rather than
2084 (Target_selector_i386): Derive from Target_selector_freebsd rather
2085 than Target_selector.
2086 * x86_64.cc: Include "freebsd.h".
2087 (Target_x86_64): Derive from Target_freebsd rather than
2089 (Target_selector_x86_64): Derive from Target_selector_freebsd
2090 rather than Target_selector.
2091 * target.h (class Target): Add adjust_elf_header and
2092 do_adjust_elf_header.
2093 * output.cc (Output_file_header:: do_sized_write): Call target
2094 adjust_elf_header routine.
2095 * configure.tgt: Set targ_osabi.
2096 * configure.ac: Define GOLD_DEFAULT_OSABI.
2097 * parameters.cc (Parameters::default_target): Pass
2098 GOLD_DEFAULT_OSABI to select_target.
2099 * target-select.h (class Target_selector): Make instantiate_target
2100 protected rather than private.
2101 * Makefile.am (HFILES): Add freebsd.h.
2102 * configure, Makefile.in, config.in: Rebuild.
2104 * merge.cc (do_add_input_section): Correct pend value. Change
2105 message about last entry not being null terminated from error to
2108 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2110 * incremental.cc: New file.
2111 * Makefile.am (CCFILES): Add incremental.cc.
2112 * Makefile.in: Rebuild.
2114 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2116 * layout.cc (Layout::output_section_name): Preserve names
2117 of '.note.' sections.
2119 2009-03-19 Ian Lance Taylor <iant@google.com>
2121 * descriptors.cc (Descriptors::open): Check that the options are
2122 valid before using them.
2124 2009-03-18 Ian Lance Taylor <iant@google.com>
2126 * script-sections.h: Include <list>.
2127 (class Script_sections): Change Sections_elements from std::vector
2128 to std::list. Typedef public Elements_iterator. Add
2129 orphan_section_placement_, data_segment_align_start_, and
2130 saw_data_segment_align_ fields. Remove data_segment_align_index_
2132 * script-sections.cc (class Orphan_section_placement): New class.
2133 (class Sections_element): Add virtual functions is_relro and
2134 orphan_section_init. Remove virtual function place_orphan_here.
2135 (class Output_section_definition): Add is_relro and
2136 orphan_section_init. Remove place_orphan_here.
2137 (class Orphan_output_section): Likewise.
2138 (Script_sections::Script_sections): Update for field changes.
2139 (Script_sections::data_segment_align): Set saw_data_segment_align_
2140 and data_segment_align_start_, not data_segment_align_index.
2141 (Script_sections::data_segment_relro_end): Check
2142 saw_data_segment_align_. Use data_segment_align_start_ rather
2143 than data_segment_align_index_.
2144 (Script_sections::place_orphan): Rewrite to use
2145 Orphan_section_placement.
2147 2009-03-17 Ian Lance Taylor <iant@google.com>
2149 * archive.cc (Archive::add_symbols): Check for a version attached
2150 to the symbol name in the archive map.
2151 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2152 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2153 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2154 (ver_test_11.a): New target.
2155 * testsuite/Makefile.in: Rebuild.
2157 * configure.ac: Check for chsize and posix_fallocate. Replace
2159 * ftruncate.c: New file, from gnulib.
2160 * output.cc (posix_fallocate): Define dummy version if not
2161 HAVE_POSIX_FALLOCATE.
2162 (Output_file::map): Call posix_fallocate rather than lseek and
2164 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2165 * configure, Makefile.in, config.in: Rebuild.
2167 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2169 * layout.h (Layout::create_note): Add section_name parameter.
2170 * layout.cc (Layout::create_note): Likewise.
2171 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2173 2009-03-17 Ian Lance Taylor <iant@google.com>
2175 * descriptors.cc: Include "options.h".
2176 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2177 (Descriptors::open): Always use O_CLOEXEC when opening a new
2178 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2179 then set FD_CLOEXEC.
2181 * sparc.cc (class Target_sparc): Add has_got_section.
2182 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2183 make sure we have a GOT section.
2185 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2186 (Target_sparc::Scan::local): Likewise.
2187 (Target_sparc::Scan::global): Likewise.
2188 (Target_sparc::Relocate::relocate): Likewise.
2189 (Target_sparc::Relocate::relocate_tls): Likewise.
2191 * symtab.cc (Symbol_table::define_default_version): New function,
2192 broken out of add_from_object.
2193 (Symbol_table::add_from_object): Call define_default_version.
2194 (Symbol_table::define_special_symbol): Add resolve_oldsym
2195 parameter. Change all callers. If the version for a symbol comes
2196 from a version script, resolve it with the symbol with the same
2197 name with no version. Also add the symbol without a version if
2199 (do_define_in_output_data): If resolving with oldsym, don't delete
2201 (do_define_in_output_segment): Likewise.
2202 (do_define_as_constant): Likewise.
2203 * symtab.h (class Symbol_table): Update declarations.
2205 2009-03-13 Ian Lance Taylor <iant@google.com>
2207 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2208 (Read_symbols::requeue): New function.
2209 (Read_symbols::do_read_symbols): If make_elf_object fails because
2210 the target type is not configured, and the file was searched for,
2211 issue a warning and retry with the next directory.
2212 (Add_symbols::run): If the file has an incompatible format, and
2213 it was searched for, requeue the Read_symbols task. On error,
2215 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2216 dirindex parameter to constructor. Change all callers. Declare
2217 incompatible_warning and requeue.
2218 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2219 input_argument_ and input_group_ fields. Add them to
2220 constructor. Change all callers.
2221 (class Read_script): Add dirindex_ field. Add it to constructor.
2223 * archive.cc (Archive::setup): Remove input_objects parameter.
2225 (Archive::get_file_and_offset): Likewise.
2226 (Archive::read_all_symbols): Likewise.
2227 (Archive::read_symbols): Likewise.
2228 (Archive::get_elf_object_for_member): Remove input_objects
2229 parameter. Add punconfigured parameter. Change all callers.
2230 (Archive::add_symbols): Change return type to bool. Check return
2231 value of include_member.
2232 (Archive::include_all_members): Likewise.
2233 (Archive::include_member): Change return type to bool. Return
2234 false if first included object has incompatible target. Set
2235 included_member_ field.
2236 (Add_archive_symbols::run): If add_symbols returns false, requeue
2238 * archive.h (class Archive): Add included_member_ field.
2239 Initialize it in constructor. Add input_file and searched_for
2240 methods. Update declarations.
2241 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2242 input_argument_ fields. Add them to constructor. Change all
2244 * script.cc: Include "target-select.h".
2245 (class Parser_closure): Add skip_on_incompatible_target_ and
2246 found_incompatible_target_ fields. Add
2247 skip_on_incompatible_target parameter to constructor. Change all
2248 callers. Add methods skip_on_incompatible_target,
2249 clear_skip_on_incompatible_target, found_incompatible_target, and
2250 set_found_incompatible_target.
2251 (read_input_script): Add dirindex parameter. Change all callers.
2252 If parser finds an incompatible target, requeue Read_symbols
2254 (script_set_symbol): Clear skip_on_incompatible_target in
2256 (script_add_assertion, script_parse_option): Likewise.
2257 (script_start_sections, script_add_phdr): Likewise.
2258 (script_check_output_format): New function.
2259 * script.h (read_input_script): Update declaration.
2260 * script-c.h (script_check_output_format): Declare.
2261 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2262 (ignore_cmd): Remove OUTPUT_FORMAT.
2263 * fileread.cc (Input_file::Input_file): Add explicit this.
2264 (Input_file::will_search_for): New function.
2265 (Input_file::open): Add pindex parameter. Change all callers.
2266 * fileread.h (class Input_file): Add input_file_argument method.
2267 Declare will_search_for. Update declarations.
2268 * object.cc (make_elf_object): Add punconfigured parameter.
2270 * object.h (class Object): Make input_file public. Add
2271 searched_for method.
2272 (make_elf_object): Update declaration.
2273 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2275 * dirsearch.h (class Dirsearch): Update declaration.
2276 * options.h (class General_options): Add --warn-search-mismatch.
2277 * parameters.cc (Parameters::is_compatible_target): New function.
2278 * parameters.h (class Parameters): Declare is_compatible_target.
2279 * workqueue.cc (Workqueue::add_blocker): New function.
2280 * workqueue.h (class Workqueue): Declare add_blocker.
2282 * fileread.cc (Input_file::open): Remove options parameter.
2284 (Input_file::open_binary): Likewise.
2285 * script.cc (read_input_script): Likewise.
2286 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2287 options parameter from constructor. Change all callers.
2288 (class Read_script): Likewise.
2289 * fileread.h (class Input_file): Update declarations.
2290 * script.h (read_input_script): Update declaration.
2292 2009-03-10 Nick Clifton <nickc@redhat.com>
2294 * po/es.po: New Spanish translation.
2296 2009-03-06 Cary Coutant <ccoutant@google.com>
2298 * options.cc (parse_short_option): Keep dash_z from registering itself.
2300 2009-03-03 Ian Lance Taylor <iant@google.com>
2303 * target-reloc.h (relocate_section): Pass output_section to
2305 * i386.cc (Target_i386::should_apply_static_reloc): Add
2306 output_section parameter. Change all callers.
2307 (Target_i386::Relocate::relocate): Add output_section parameter.
2308 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2309 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2310 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2311 * testsuite/two_file_shared.sh: New script.
2312 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2313 (check_DATA): Add two_file_shared.dbg.
2314 (two_file_shared.dbg): New target.
2315 * testsuite/Makefile.in: Rebuild.
2317 2009-03-01 Ian Lance Taylor <iant@google.com>
2319 * configure.ac: Check for byteswap.h.
2320 * configure: Rebuild.
2321 * config.in: Rebuild.
2323 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2325 * layout.cc (Layout::find_or_add_kept_section): New function.
2326 (Layout::add_comdat): Removed.
2327 * layout.h (struct Kept_section): Move out of class Layout.
2328 Remove trailing underscores from field names. Add group_sections
2329 field. Rename group_ field to is_group. Change all uses.
2330 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2331 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2332 comdat_groups_ field.
2333 (Sized_relobj::include_section_group): Use
2334 find_or_add_kept_section and Kept_section::group_sections.
2335 (Sized_relobj::include_linkonce_section): Likewise.
2336 * object.cc (class Sized_relobj): Don't define Comdat_group or
2337 Comdat_group_table. Remove find_comdat_group and
2338 add_comdat_group. Remove comdat_groups_ field.
2339 * plugin.cc (include_comdat_group): Use
2340 Layout::find_or_add_kept_section.
2342 2009-02-28 Ian Lance Taylor <iant@google.com>
2344 * README: --gc-sections and map files are now supported. Document
2345 some build requirements.
2348 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2349 relocatable link set the value of the section symbol to zero.
2350 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2351 relocatable link don't include the section address in the local
2354 2009-02-27 Ian Lance Taylor <iant@google.com>
2357 * options.h (class Search_directory): Add is_system_directory.
2358 (class General_options): Declare is_in_system_directory.
2359 * options.cc (get_relative_sysroot): Make static.
2360 (get_default_sysroot): Make static.
2361 (General_optoins::is_in_system_directory): New function.
2362 * fileread.cc (Input_file::is_in_system_directory): New function.
2363 * fileread.h (class Input_file): Declare is_in_system_directory.
2364 * object.h (class Object): Add is_in_system_directory.
2365 (class Input_objects): Remove system_library_directory_ field.
2366 * object.cc (Input_objects::add_object): Don't set
2367 system_library_directory_.
2368 (input_objects::found_in_system_library_directory): Remove.
2369 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2370 parameter. Change all callers.
2371 (Symbol_table::sized_write_globals): Likewise.
2372 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2373 Call Object::is_in_system_directory.
2374 * symtab.h (class Symbol_table): Update declarations.
2377 * descriptors.h (Open_descriptor): Add is_on_stack field.
2378 * descriptors.cc (Descriptors::open): If the descriptor is on the
2379 top of the stack, remove it. Initialize is_on_stack field.
2380 (Descriptors::release): Only add pod to stack if it is not on the
2382 (Descriptors::close_some_descriptor): Clear stack_next and
2386 * output.cc (Output_section::find_starting_output_address): Rename
2387 from starting_output_address; add PADDR parameter; change return
2389 * output.h (class Output_section): Declare
2390 find_starting_output_address instead of starting_output_address.
2391 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2392 section symbol for which we can't find a merge section.
2395 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2396 hidden or internal, force the symbol to be local.
2397 * resolve.cc (Symbol::override_visibility): Define.
2398 (Symbol::override_base): Use override_visibility.
2399 (Symbol_table::resolve): Likewise.
2400 (Symbol::override_base_with_special): Likewise.
2401 (Symbol_table::override_with_special): If the visibility is hidden
2402 or internal, force the symbol to be local.
2403 * symtab.h (class Symbol): Add set_visibility and
2404 override_visibility.
2405 * testsuite/ver_test_1.sh: New file.
2406 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2407 (check_DATA): Add ver_test_1.syms.
2408 (ver_test_1.syms): New target.
2409 * testsuite/Makefile.in: Rebuild.
2411 2009-02-25 Cary Coutant <ccoutant@google.com>
2413 * layout.cc (Layout::choose_output_section): Don't rename sections
2414 when using a linker script that has a SECTIONS clause.
2415 * Makefile.in: Regenerate.
2417 * testsuite/Makefile.am (script_test_5.sh): New test case.
2418 * testsuite/Makefile.in: Regenerate.
2419 * testsuite/script_test_5.cc: New file.
2420 * testsuite/script_test_5.sh: New file.
2421 * testsuite/script_test_5.t: New file.
2423 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2425 * archive.cc (Archive::include_member): Update calls to add_symbols.
2426 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2427 the Layout argument.
2428 * dynobj.h (do_add_symbols): Add the Layout argument.
2429 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2431 * object.h (Object::add_symbols): Add the Layout argument.
2432 (Object::do_add_symbols): Add the Layout argument.
2433 (Sized_relobj::do_add_symbols): Add the Layout argument.
2434 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2435 Unify the two versions.
2436 (Add_plugin_symbols): Remove.
2437 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2438 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2439 (Add_plugin_symbols): Remove.
2440 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2441 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2442 (Add_symbols::run): Make it work with Pulginobj.
2444 2009-02-06 Ian Lance Taylor <iant@google.com>
2446 * object.cc (Sized_relobj::do_layout): Make info message start
2447 with lower case letter.
2449 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2451 * binary.cc: Fix file comment.
2453 * options.h (enum Incremental_disposition): Define.
2454 (class General_options): Add new options: --incremental,
2455 --incremental_changed, --incremental_unchanged,
2456 --incremental_unknown. Add incremental_disposition_ and
2457 implicit_incremental_ fields.
2458 (General_options::incremental_disposition): New function.
2459 (class Position_dependent_options): Add incremental_disposition
2461 (Position_dependent_options::copy_from_options): Set incremental
2463 * options.cc (General_options::parse_incremental_changed): New
2465 (General_options::parse_incremental_unchanged): New function.
2466 (General_options::parse_incremental_unknown): New function.
2467 (General_options::General_options): Initialize new fields
2468 incremental_disposition_ and implicit_incremental_.
2469 (General_options::finalize): Check for uasge of --incremental-*
2470 without --incremental.
2472 2009-02-06 Chris Demetriou <cgd@google.com>
2474 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2475 pointer and to report location as the file name associated with
2477 (gold_undefined_symbol_at_location): New function to replace the
2478 old gold_undefined_symbol functionality.
2479 * target-reloc.h (relocate_section): Update to use
2480 gold_undefined_symbol_at_location.
2481 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2482 Call gold_undefined_symbol function rather than gold_error.
2483 * errors.h (Errors::undefined_symbol): Take location as a
2484 string, rather than calculating it from a relocation.
2485 * errors.cc (Errors::fatal): Print "fatal error:" before the
2487 (Errors::error, Errors::error_at_location): Print "error: "
2488 before the formatted message.
2489 (Errors::undefined_symbol): Take location as a string, rather
2490 than calculating it from a relocation.
2491 (gold_undefined_symbol_at_location): New function akin to
2492 old gold_undefined_symbol, calculates location from relocation.
2493 (gold_undefined_symbol): Change to take only a Symbol pointer
2494 and to report location as the file name associated with the symbol.
2495 * testsuite/debug_msg.sh: Update for changed error messages.
2496 * testsuite/undef_symbol.sh: Likewise.
2498 2009-02-04 Duncan Sands <baldrick@free.fr>
2501 * reduced_debug_output.h
2502 (Output_reduced_debug_abbrev_section::failed): Use format for
2504 (Output_reduced_debug_info_section::faild): Likewise.
2506 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2508 * script.cc (Lazy_demangler): New class.
2509 (Version_script_info::get_symbol_version_helper): Demangle a
2512 2009-01-29 Cary Coutant <ccoutant@google.com>
2514 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2516 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2518 2009-01-28 Ian Lance Taylor <iant@google.com>
2520 * version.cc (version_string): Bump to 1.9.
2522 * gold.h: Include <cstring> and <stdint.h>.
2523 * version.cc: Include <cstdio>.
2524 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2526 * reduced_debug_output.cc (insert_into_vector): Rename from
2527 Insert_into_vector; change all callers. Use Swap_unaligned to
2528 avoid aliasing issue; remove union since it is unnecessary.
2530 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2532 * Makefile.am (CCFILES): Add gc.cc.
2534 * Makefile.in: Regenerate.
2535 * gold.cc (Gc_runner): New class.
2536 (queue_initial_tasks): Call garbage collection related tasks
2537 when corresponding options are invoked.
2538 (queue_middle_gc_tasks): New function.
2539 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2540 processed early before laying out sections during garbage collection.
2541 * gold.h (queue_middle_gc_tasks): New function.
2542 (is_prefix_of): Move from "layout.cc".
2543 * i386.cc (Target_i386::gc_process_relocs): New function.
2544 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2545 * main.cc (main): Create object of class "Garbage_collection".
2546 * object.cc (Relobj::copy_symbols_data): New function.
2547 (Relobj::is_section_name_included): New function.
2548 (Sized_relobj::do_layout): Allow this function to be called twice
2549 during garbage collection and defer layout of section during the
2551 * object.h (Relobj::get_symbols_data): New function.
2552 (Relobj::is_section_name_included): New function.
2553 (Relobj::copy_symbols_data): New function.
2554 (Relobj::set_symbols_data): New function.
2555 (Relobj::get_relocs_data): New function.
2556 (Relobj::set_relocs_data): New function.
2557 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2558 (Relobj::gc_process_relocs): New function.
2559 (Relobj::do_gc_process_relocs): New pure virtual function.
2560 (Relobj::sd_): New data member.
2561 (Sized_relobj::is_output_section_offset_invalid): New function.
2562 (Sized_relobj::do_gc_process_relocs): New function.
2563 * options.h (General_options::gc_sections): Modify to not be a no-op.
2564 (General_options::print_gc_sections): New option.
2565 * plugin.cc (Plugin_finish::run): Remove function call to
2566 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2567 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2568 * reloc.cc (Read_relocs::run): Add task to process relocs and
2569 determine unreferenced sections when doing garbage collection.
2570 (Gc_process_relocs): New class.
2571 (Sized_relobj::do_gc_process_relocs): New function.
2572 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2573 sections that are garbage collected.
2574 * reloc.h (Gc_process_relocs): New class.
2575 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2576 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2577 symbols whose corresponding sections are garbage collected.
2578 (Symbol_table::Symbol_table): Add new parameter for the garbage
2580 (Symbol_table::gc_mark_undef_symbols): New function.
2581 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2582 (Symbol_table::gc_mark_dyn_syms): New function.
2583 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2585 (Symbol_table::add_from_object): Likewise.
2586 (Symbol_table::add_from_relobj): When building shared objects, do not
2587 treat externally visible symbols as garbage.
2588 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2589 table information for static and relocatable links.
2590 * symtab.h (Symbol_table::set_gc): New function.
2591 (Symbol_table::gc): New function.
2592 (Symbol_table::gc_mark_undef_symbols): New function.
2593 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2594 (Symbol_table::gc_mark_dyn_syms): New function.
2595 (Symbol_table::gc_): New data member.
2596 * target.h (Sized_target::gc_process_relocs): New pure virtual
2598 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2599 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2601 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2603 * options.h (General_options::gc_sections): Define as a no-op for now.
2604 (General_options::no_keep_memory): Ditto.
2605 (General_options::Bshareable): Define.
2606 * options.cc (General_options::finalize): Honor -Bshareable.
2608 2009-01-20 Andreas Schwab <schwab@suse.de>
2610 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2611 read the value in the contents, since we don't use it. Use the
2612 template endianness when writing.
2613 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2615 2009-01-19 Andreas Schwab <schwab@suse.de>
2617 * configure.tgt (powerpc64-*): Fix targ_obj.
2619 2009-01-15 Ian Lance Taylor <iant@google.com>
2621 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2622 local symbols when stripping all symbols.
2624 2009-01-14 Cary Coutant <ccoutant@google.com>
2626 * output.cc (Output_reloc): Add explicit instantiations.
2628 2009-01-14 Cary Coutant <ccoutant@google.com>
2630 * archive.cc (Archive::get_elf_object_for_member): Remove call
2631 to File_read::claim_for_plugin.
2632 * descriptors.cc (Descriptors::open): Remove reference to
2634 (Descriptors::claim_for_plugin): Remove.
2635 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2636 (Descriptors::is_claimed): Remove.
2637 (claim_descriptor_for_plugin): Remove.
2638 * fileread.cc (File_read::claim_for_plugin): Remove.
2639 * fileread.h (File_read::claim_for_plugin): Remove.
2640 (File_read::descriptor): Reopen descriptor if necessary.
2641 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2642 (Plugin_manager::all_symbols_read): Add task parameter. Change
2644 (Plugin_manager::get_input_file): New function.
2645 (Plugin_manager::release_input_file): New function.
2646 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2647 corresponding data member.
2648 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2649 and pass to base constructor. Change all callers.
2650 (get_input_file, release_input_file): New functions.
2651 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2652 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2653 (Plugin_manager::all_symbols_read): Add task parameter.
2654 (Plugin_manager::get_input_file): New function.
2655 (Plugin_manager::release_input_file): New function.
2656 (Plugin_manager::task_): New data member.
2657 (Pluginobj::Pluginobj): Add filesize parameter.
2658 (Pluginobj::filename): New function.
2659 (Pluginobj::descriptor): New function.
2660 (Pluginobj::filesize): New function.
2661 (Pluginobj::filesize_): New data member.
2662 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2663 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2664 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2666 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2667 with archive libraries.
2668 * testsuite/Makefile.in: Regenerate.
2669 * testsuite/plugin_test.c (struct sym_info): New type.
2670 (get_input_file, release_input_file): New static variables.
2671 (onload): Capture new transfer vector entries.
2672 (claim_file_hook): Stop reading at end of file according to filesize.
2673 Factor out parsing of readelf output into separate function.
2674 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2675 APIs and get the source file name from the symbol table. Convert
2676 source file name to corresponding object file name. Print info
2677 message when adding new input files.
2678 (parse_readelf_line): New function.
2679 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2680 * testsuite/plugin_test_2.sh: Likewise.
2681 * testsuite/plugin_test_3.sh: Likewise.
2682 * testsuite/plugin_test_4.sh: New test case.
2684 2009-01-07 Ian Lance Taylor <iant@google.com>
2686 * version.cc (version_string): Bump to 1.8.
2688 2008-12-23 Cary Coutant <ccoutant@google.com>
2690 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2691 * plugin.cc (Plugin_manager::finish): Rename as
2692 layout_deferred_objects. Move cleanup to separate function.
2693 (Plugin_manager::cleanup): New function.
2694 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2696 * plugin.h (Plugin_manager::finish): Rename as
2697 layout_deferred_objects.
2698 (Plugin_manager::cleanup): New function.
2699 (Plugin_manager::cleanup_done): New field.
2701 2008-12-23 Cary Coutant <ccoutant@google.com>
2703 * plugin.cc (is_visible_from_outside): New function.
2704 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2705 so we don't return "IR only" status for exported symbols or -r links.
2707 * testsuite/Makefile.am (plugin_test_3): New test case.
2708 * testsuite/Makefile.in: Regenerate.
2709 * testsuite/plugin_test_3.sh: New file.
2711 2008-12-22 Cary Coutant <ccoutant@google.com>
2713 * object.cc (Sized_relobj::layout_section): New function.
2714 (Sized_relobj::do_layout): Defer layout of input sections until after
2715 plugin has provided replacement files.
2716 (Sized_relobj::do_layout_deferred_sections): New function.
2717 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2718 (Relobj::layout_deferred_sections): New function.
2719 (Relobj::do_layout_deferred_sections): New function.
2720 (Sized_relobj::do_layout_deferred_sections): New function.
2721 (Sized_relobj::layout_section): New function.
2722 (Sized_relobj::Deferred_layout): New structure.
2723 (Sized_relobj::deferred_layout_): New field.
2724 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2725 Change all callers. Layout deferred sections.
2726 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2728 (Plugin_hook::run): Move code from do_plugin_hook inline.
2729 (Plugin_hook::do_plugin_hook): Remove.
2730 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2731 (Plugin_manager::finish): Renamed, was cleanup.
2732 (Plugin_manager::should_defer_layout): New function.
2733 (Plugin_manager::add_deferred_layout_object): New function.
2734 (Plugin_manager::Deferred_layout_list): New type.
2735 (Plugin_manager::deferred_layout_objects_): New field.
2736 (Plugin_hook::do_plugin_hook): Remove.
2738 2008-12-17 Ian Lance Taylor <iant@google.com>
2740 * options.h (class General_options): Add --no case for
2743 2008-12-16 Cary Coutant <ccoutant@google.com>
2745 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2747 (Plugin_manager::claim_file): Create plugin object even if
2748 plugin did not call the add_symbols callback.
2749 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2750 asking for more symbols than were added.
2751 * testsuite/Makefile.am (plugin_test_1): Add test case with
2753 (empty.syms): New target.
2754 * testsuite/Makefile.in: Regenerate.
2755 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2756 message. Don't call add_symbols if no globals.
2757 (all_symbols_read_hook): Don't provide replacement for empty
2760 2008-12-12 Ian Lance Taylor <iant@google.com>
2762 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2763 r_type == 0 for a local symbol with r_sym == 0.
2764 (scan_relocatable_relocs): Pass r_sym to
2765 local_non_section_strategy.
2766 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2769 * configure.ac: Update test for TLS descriptors: they are
2770 supported as of glibc 2.9.
2771 * configure: Rebuild.
2773 2008-12-11 Ian Lance Taylor <iant@google.com>
2776 * target-reloc.h (Default_scan_relocatable_relocs): For each
2777 function, map r_type == 0 to RELOC_DISCARD.
2779 2008-12-10 Cary Coutant <ccoutant@google.com>
2781 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2782 object to override a kept COMDAT group from a plugin object.
2784 2008-12-09 Ian Lance Taylor <iant@google.com>
2787 * yyscript.y (file_cmd): Handle INPUT.
2789 * testsuite/initpri1.c: Change all declarations to be full
2790 prototypes by adding void, to avoid compiler warnings.
2792 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2794 * options.cc (General_options::parse_plugin_opt): New.
2795 (General_options::add_plugin): The argument now is just the filename.
2796 (General_options::add_plugin_option): New.
2797 * options.h (plugin_opt): New.
2798 (add_plugin): Change argument name.
2799 (add_plugin_option): New.
2800 * plugin.cc (Plugin::load): Don't parse the plugin option.
2801 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2802 (Plugin::add_option): New.
2803 (Plugin::args_): Change type.
2804 (Plugin::filename_): New.
2805 (Plugin_manager::add_plugin_option): New.
2806 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2807 * testsuite/Makefile.in: Regenerate.
2809 2008-12-05 Cary Coutant <ccoutant@google.com>
2811 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2812 Handle --strip-lto-sections option.
2813 * options.h (strip_lto_sections): New option.
2815 2008-12-01 Cary Coutant <ccoutant@google.com>
2817 * plugin.cc (ld_plugin_message): Change format parameter to const.
2818 Fix mismatch between new[] and delete.
2820 2008-11-14 Cary Coutant <ccoutant@google.com>
2822 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2825 2008-11-05 Craig Silverstein <csilvers@google.com>
2827 * options.cc (General_options::parse_dynamic_list): New function.
2828 * options.h (General_options): New flags dynamic_list,
2829 dynamic_list_data, dynamic_list_cpp_new, and
2830 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2831 (General_options::in_dynamic_list): New function.
2832 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2833 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2834 (Lex::can_continue_name): Likewise.
2836 (read_script_file): New parameter script_options.
2837 (read_dynamic_list): New function.
2838 (Script_options::define_dynamic_list): New function.
2839 (dynamic_list_keyword_parsecodes): New variable.
2840 (dynamic_list_keywords): New variable.
2841 * script.h (Script_options::define_dynamic_list): New function
2843 (read_dynamic_list): New function prototype.
2844 * symtab.cc (strprefix): New macro.
2845 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2846 dynamic_list_data, dynamic_list_cpp_new, and
2847 dynamic_list_cpp_typeinfo.
2848 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2849 (dynamic_list_expr): New rule.
2850 (dynamic_list_nodes): Likewise.
2851 (dynamic_list_node): Likewise.
2852 * testsuite/Makefile.am (dynamic_list): New test.
2853 * testsuite/Makefile.in: Regenerated.
2854 * testsuite/dynamic_list.t: New file.
2855 * testsuite/dynamic_list.sh: New file.
2857 2008-11-05 Craig Silverstein <csilvers@google.com>
2859 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2860 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2861 (t11_last): Likewise.
2862 * testsuite/ver_test_6.c (main): Likewise.
2864 2008-10-07 Cary Coutant <ccoutant@google.com>
2866 * options.c (General_options::finalize): Add check for -static and
2868 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2871 2008-10-02 Cary Coutant <ccoutant@google.com>
2873 * plugin.cc (make_sized_plugin_object): Fix conditional
2874 compilation to work when not all targets are enabled.
2876 2008-09-29 Cary Coutant <ccoutant@google.com>
2878 * archive.cc (Archive::get_file_and_offset): Use filename instead
2879 of name to get library path.
2880 (Archive::include_member): Unlock external member of a thin archive.
2882 * testsuite/Makefile.am (TEST_AR): New variable.
2883 (thin_archive_test_1): New test.
2884 (thin_archive_test_2): New test.
2885 * testsuite/Makefile.in: Regenerate.
2886 * testsuite/thin_archive_main.cc: New file.
2887 * testsuite/thin_archive_test_1.cc: New file.
2888 * testsuite/thin_archive_test_2.cc: New file.
2889 * testsuite/thin_archive_test_3.cc: New file.
2890 * testsuite/thin_archive_test_4.cc: New file.
2892 2008-09-29 Cary Coutant <ccoutant@google.com>
2894 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2895 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2897 (Sized_relobj::do_finalize_local_symbols): Likewise.
2898 (Sized_relobj::map_to_kept_section): Likewise.
2899 * object.h (Sized_relobj::invalid_address): New constant.
2900 (Sized_relobj::do_output_section_offset): Check for invalid_address
2902 * output.cc (Output_reloc::local_section_offset): Use constant
2903 invalid_address instead of -1U.
2904 (Output_reloc::get_address): Likewise.
2905 (Output_section::output_address): Change -1U to -1ULL.
2906 * output.h (Output_reloc::invalid_address): New constant.
2907 * reloc.cc (Sized_relobj::write_sections): Use constant
2908 invalid_address instead of -1U.
2909 (Sized_relobj::relocate_sections): Likewise.
2910 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2911 values for merge sections.
2912 * target-reloc.h (relocate_for_relocatable): Use constant
2913 invalid_address instead of -1U.
2915 2008-09-19 Cary Coutant <ccoutant@google.com>
2917 Add plugin functionality for link-time optimization (LTO).
2918 * configure.ac (plugins): Add --enable-plugins option.
2919 * configure: Regenerate.
2920 * config.in: Regenerate.
2921 * Makefile.am (LIBDL): New variable.
2922 (CCFILES): Add plugin.cc.
2923 (HFILES): Add plugin.h.
2924 (ldadd_var): Add LIBDL.
2925 * Makefile.in: Regenerate.
2927 * archive.cc: Include "plugin.h".
2928 (Archive::setup): Don't preread archive symbols when using a plugin.
2929 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2930 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2932 (Archive::include_member): Add symbols from plugin objects.
2933 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2934 * descriptors.cc (Descriptors::open): Check for file descriptors
2935 abandoned by plugins.
2936 (Descriptors::claim_for_plugin): New function.
2937 * descriptors.h (Descriptors::claim_for_plugin): New function.
2938 (Open_descriptor::is_claimed): New field.
2939 (claim_descriptor_for_plugin): New function.
2940 * fileread.cc (File_read::claim_for_plugin): New function.
2941 * fileread.h (File_read::claim_for_plugin): New function.
2942 (File_read::descriptor): New function.
2943 * gold.cc: Include "plugin.h".
2944 (queue_initial_tasks): Add task to call plugin hooks for generating
2946 * main.cc: Include "plugin.h".
2947 (main): Load plugin libraries.
2948 * object.h (Pluginobj): Declare.
2949 (Object::pluginobj): New function.
2950 (Object::do_pluginobj): New function.
2951 (Object::set_target): New function.
2952 * options.cc: Include "plugin.h".
2953 (General_options::parse_plugin): New function.
2954 (General_options::General_options): Initialize plugins_ field.
2955 (General_options::add_plugin): New function.
2956 * options.h (Plugin_manager): Declare.
2957 (General_options): Add --plugin option.
2958 (General_options::has_plugins): New function.
2959 (General_options::plugins): New function.
2960 (General_options::add_plugin): New function.
2961 (General_options::plugins_): New field.
2962 * plugin.cc: New file.
2963 * plugin.h: New file.
2964 * readsyms.cc: Include "plugin.h".
2965 (Read_symbols::do_read_symbols): Check for archive before checking
2966 for ELF file. Call plugin hooks to claim files.
2967 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2968 from a real object file; force override when processing replacement
2970 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2971 (Symbol::init_base_object): Likewise.
2972 (Symbol::init_base_output_data): Likewise.
2973 (Symbol::init_base_output_segment): Likewise.
2974 (Symbol::init_base_constant): Likewise.
2975 (Symbol::init_base_undefined): Likewise.
2976 (Symbol::output_section): Assert that object is not a plugin.
2977 (Symbol_table::add_from_pluginobj): New function.
2978 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2980 (Symbol_table::sized_write_globals): Likewise.
2981 (Symbol_table::add_from_pluginobj): Instantiate template.
2982 * symtab.h (Sized_pluginobj): Declare.
2983 (Symbol::in_real_elf): New function.
2984 (Symbol::set_in_real_elf): New function.
2985 (Symbol::in_real_elf_): New field.
2986 (Symbol_table::add_from_pluginobj): New function.
2988 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2989 (LIBDL): New variable.
2991 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2992 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2993 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2994 (MOSTLYCLEANFILES): Likewise.
2995 * testsuite/Makefile.in: Regenerate.
2996 * testsuite/plugin_test.c: New file.
2997 * testsuite/plugin_test_1.sh: New file.
2998 * testsuite/plugin_test_2.sh: New file.
3000 2008-09-16 Ian Lance Taylor <iant@google.com>
3002 * target-reloc.h (relocate_section): Check whether a symbol is
3003 defined by the ABI before reporting an undefined symbol error.
3004 * target.h (Target::is_defined_by_abi): Make parameter const.
3005 (Target::do_is_defined_by_abi): Likewise.
3006 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3007 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3008 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3009 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3010 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3011 * testsuite/Makefile.in: Rebuild.
3013 * fileread.cc (make_view): Add casts to avoid warning.
3015 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3017 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3018 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3020 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3022 * options.h (General_options::output_is_executable): New.
3023 (General_options::output_is_pie): New.
3024 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3025 for shared libraries.
3026 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3028 2008-09-11 Chris Demetriou <cgd@google.com>
3030 * options.h (origin): New -z option.
3031 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3032 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3035 2008-09-05 Cary Coutant <ccoutant@google.com>
3037 * fileread.cc (File_read::make_view): Add check for attempt to map
3040 2008-09-05 Cary Coutant <ccoutant@google.com>
3042 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3043 explicit instantiations.
3045 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3048 * options.cc (General_options::finalize): Allow undefined symbols
3049 in shlibs if linking -shared.
3052 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3053 symbols as not needing a dynsym entry.
3055 2008-08-20 Craig Silverstein <csilvers@google.com>
3057 * fileread.cc (File_read::open): Do not lock the file unless it
3058 was successfully opened.
3060 2008-08-14 Cary Coutant <ccoutant@google.com>
3062 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3063 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3064 * testsuite/tls_test.cc (struct int128): 128-bit struct
3065 for testing TLS relocs with non-zero addend.
3066 (v12): New TLS variable.
3068 (t_last): Add check for v12.
3069 * testsuite/tls_test.h (t12): New function.
3070 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3072 2008-08-13 Ian Lance Taylor <iant@google.com>
3074 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3075 set tls_segment_ or relro_segment_.
3076 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3078 * output.h (Output_section::clear_is_relro): New function.
3079 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3080 sections specially even when output_data_ is empty.
3081 (Output_segment::maximum_alignment): When first section is relro,
3082 only force alignment for PT_LOAD segments.
3083 * script.cc (script_data_segment_align): New function.
3084 (script_data_segment_relro_end): New function.
3085 * script-c.h (script_data_segment_align): Declare.
3086 (script_data_segment_relro_end): Declare.
3087 * script-sections.h (class Script_sections): Declare
3088 data_segment_align and data_segment_relro_end. Add fields
3089 segment_align_index_ and saw_relro_end_.
3090 * script-sections.cc (class Sections_element): Add set_is_relro
3091 virtual function. Add new bool* parameter to place_orphan_here.
3092 Add get_output_section virtual function.
3093 (class Output_section_definition): Add set_is_relro. Add new
3094 bool* parameter to place_orphan_here. Add get_output_section.
3095 Add is_relro_ field.
3096 (Output_section_definition::Output_section_definition): Initialize
3097 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3098 and is_relro_ fields.
3099 (Output_section_definition::place_orphan_here): Add is_relro
3101 (Output_section_definition::set_section_addresses): Set relro for
3103 (Output_section_definition::alternate_constraint): Likewise.
3104 (class Orphan_output_section): Add new bool* parameter to
3105 place_orphan_here. Add get_output_section.
3106 (Orphan_output_section::place_orphan_here): Add is_relro
3108 (Script_sections::Script_sections): Initialize
3109 data_segment_align_index_ and saw_relro_end_.
3110 (Script_sections::data_segment_align): New function.
3111 (Script_sections::data_segment_relro_end): New function.
3112 (Script_sections::place_orphan): Set or clear is_relro.
3113 (Script_sections::set_section_addresses): Force alignment of first
3115 * yyscript.y (exp): Call script_data_segment_align and
3116 script_data_segment_relro_end.
3117 * testsuite/relro_script_test.t: New file.
3118 * testsuite/relro_test.cc (using_script): Declare.
3119 (t1, t2): Test using_script.
3120 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3121 (relro_script_test_SOURCES): Define.
3122 (relro_script_test_DEPENDENCIES): Define.
3123 (relro_script_test_LDFLAGS): Define.
3124 (relro_script_test_LDADD): Define.
3125 (relro_script_test.so): New target.
3126 * testsuite/Makefile.in: Rebuild.
3128 2008-08-06 Cary Coutant <ccoutant@google.com>
3130 * archive.cc (Archive::total_archives, Archive::total_members)
3131 (Archive::total_members_loaded): New variables.
3132 (Archive::setup): Add parameter. Add option to preread
3134 (Archive::read_armap): Add counter.
3135 (Archive::get_file_and_offset): New function.
3136 (Archive::get_elf_object_for_member): New function.
3137 (Archive::read_all_symbols): New function.
3138 (Archive::read_symbols): New function.
3139 (Archive::add_symbols): Add counters.
3140 (Archive::include_all_members): Use armap to find members if it's
3142 (Archive::include_member): Skip reading symbols if already read.
3143 Factored code into Archive::get_file_and_offset and
3144 Archive::get_elf_object_for_member. Changed call to
3145 Mapfile::report_include_archive_member.
3146 (Archive::print_stats): New function.
3147 * archive.h: Declare Object and Read_symbols_data classes.
3148 (Archive::Archive): Add initializers for new members.
3149 (Archive::setup): Add parameter.
3150 (Archive::print_stats): New function.
3151 (Archive::total_archives, Archive::total_members)
3152 (Archive::total_members_loaded): New variables.
3153 (Archive::get_file_and_offset): New function.
3154 (Archive::get_elf_object_for_member): New function.
3155 (Archive::read_all_symbols): New function.
3156 (Archive::read_symbols): New function.
3157 (Archive::Archive_member): New class.
3158 (Archive::members_): New member.
3159 (Archive::num_members_): New member.
3160 * main.cc: Include archive.h.
3161 (main): Call Archive::print_stats.
3162 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3163 archive parameter; member_name is now the fully-decorated name.
3164 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3165 * options.h: (General_options): Add --preread-archive-symbols option.
3166 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3169 2008-08-04 Ian Lance Taylor <iant@google.com>
3171 * symtab.h (Symbol::use_plt_offset): New function.
3172 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3173 * powerpc.cc (Relocate::relocate): Likewise.
3174 * sparc.cc (Relocate::relocate): Likewise.
3175 * x86_64.cc (Relocate::relocate): Likewise.
3176 * testsuite/weak_plt.sh: New test.
3177 * testsuite/weak_plt_main.cc: New test.
3178 * testsuite/weak_plt_shared.cc: New test.
3179 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3180 (check_PROGRAMS): Add weak_plt.
3181 (check_DATA): Add weak_plt_shared.so.
3182 (weak_plt_main_pic.o, weak_plt): New targets.
3183 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3184 * testsuite/Makefile.in: Rebuild.
3186 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3188 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3189 * testsuite/Makefile.in: Rebuild.
3191 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3193 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3194 * Makefile.in: Regenerate.
3195 * po/POTFILES.in: Regenerate.
3197 2008-07-29 Ian Lance Taylor <iant@google.com>
3199 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3200 symbols before other symbols.
3201 * testsuite/script_test_2.cc (test_addr): Declare.
3202 (test_addr_alias): Declare.
3203 (main): Check that test_addr and test_addr_alias have the right
3205 * testsuite/script_test_2.t: Define test_addr_alias and
3208 2008-07-24 Ian Lance Taylor <iant@google.com>
3211 * descriptors.cc: New file.
3212 * descriptors.h: New file.
3213 * gold-threads.h (class Hold_optional_lock): New class.
3214 * fileread.cc: Include "descriptors.h".
3215 (File_read::~File_read): Release descriptor rather than closing
3217 (File_read::open) [file]: Call open_descriptor rather than open.
3218 Set is_descriptor_opened_.
3219 (File_read::open) [memory]: Assert that descriptor is not open.
3220 (File_read::reopen_descriptor): New function.
3221 (File_read::release): Release descriptor.
3222 (File_read::do_read): Make non-const. Reopen descriptor.
3223 (File_read::read): Make non-const.
3224 (File_read::make_view): Reopen descriptor.
3225 (File_read::do_readv): Likewise.
3226 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3227 Update declarations.
3228 * layout.cc: Include "descriptors.h".
3229 (Layout::create_build_id): Use open_descriptor rather than open.
3230 * output.cc: Include "descriptors.h".
3231 (Output_file::open): Use open_descriptor rather than open.
3232 * archive.cc (Archive::const_iterator): Change Archive to be
3234 (Archive::begin, Archive::end): Make non-const.
3235 (Archive::count_members): Likewise.
3236 * archive.h (class Archive): Update declarations.
3237 * object.h (Object::read): Make non-const.
3238 * Makefile.am (CCFILES): Add descriptors.cc.
3239 (HFILES): Add descriptors.h.
3240 * Makefile.in: Rebuild.
3243 * gold.h: Always include <clocale>. Add Solaris workarounds
3244 following code in binutils/sysdep.h.
3247 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3248 this->eh_frame_hdr_ is NULL before using it.
3250 * dynobj.cc (Versions::Versions): Update comment.
3252 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3253 the base version name.
3255 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3256 array size plus one.
3257 (Stringpool_template::set_string_offsets): Subtract one from key
3258 before using it as an array index.
3259 (Stringpool_template::get_offset_with_length): Likewise.
3260 (Stringpool_template::write_to_buffer): Likewise.
3261 * stringpool.h (Stringpool_template::get_offset_from_key):
3264 2008-07-23 Ian Lance Taylor <iant@google.com>
3267 * object.h (Merged_symbol_value::value): Do our best to handle a
3271 * script.cc (Version_script_info::get_versions): Don't add empty
3272 version tag to return value.
3273 (Version_script_info::get_symbol_version_helper): Change return
3274 type to bool. Add pversion parameter. Change all callers.
3275 (script_register_vers_node): Don't require a non-NULL tag.
3276 * script.h (class Version_script_info): Update declarations.
3277 (Version_script_info::get_symbol_version): Change return type to
3278 bool. Add version parameter. Change all callers.
3279 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3280 handling. Handle an empty version from a version script.
3281 (Symbol_table::define_special_symbol): Likewise.
3282 * testsuite/ver_test_10.script: New file.
3283 * testsuite/ver_test_10.sh: New file.
3284 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3285 (check_DATA): Add ver_test_10.syms.
3286 (ver_test_10.syms, ver_test_10.so): New target.
3287 * testsuite/Makefile.in: Rebuild.
3289 2008-07-23 Simon Baldwin <simonb@google.com>
3291 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3292 to zero for undefined symbols from dynamic libraries.
3294 2008-07-23 Ian Lance Taylor <iant@google.com>
3296 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3298 * symtab.h (class Symbol_table): Update declaration.
3299 * testsuite/ver_test_9.cc: New file.
3300 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3301 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3302 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3303 (ver_test_9.so, ver_test_9.o): New targets.
3304 * testsuite/Makefile.in: Rebuild.
3306 2008-07-22 Ian Lance Taylor <iant@google.com>
3308 * options.h (class General_options): Define --check-sections.
3309 * layout.cc (Layout::set_segment_offsets): Handle
3312 * options.h (class General_options): Define -n/--nmagic and
3314 * options.cc (General_options::finalize): For -n/--nmagic or
3315 -N/--omagic, set -static.
3316 * layout.cc (Layout::attach_allocated_section_to_segment): If
3317 -N/--omagic, don't put read-only and read-write sections in
3319 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3320 finding a read-only segment.
3321 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3322 don't set the minimum segment alignment to the common page size,
3323 and don't set the file offset to the address modulo the page size.
3324 * script-sections.cc (Script_sections::create_segments): If
3325 -n/--omagic, don't put read-only and read-write sections in
3328 * cref.cc: New file.
3330 * options.h (class General_options): Add --print-symbol-counts.
3331 * main.cc (main): Issue defined symbol report if requested.
3332 * archive.cc (Archive::interpret_header): Make into a const member
3334 (Archive::add_symbols): Call Input_objects::archive_start and
3336 (Archive::const_iterator): Define new class.
3337 (Archive::begin, Archive::end): New functions.
3338 (Archive::include_all_members): Rewrite to use iterator.
3339 (Archive::count_members): New function.
3340 * archive.h (class Archive): Update declarations.
3341 (Archive::filename): New function.
3342 * object.cc: Include "cref.h".
3343 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3344 (Sized_relobj::do_get_global_symbol_counts): New function.
3345 (Input_objects::add_object): Add object to cross-referencer.
3346 (Input_objects::archive_start): New function.
3347 (Input_objects::archive_stop): New function.
3348 (Input_objects::print_symbol_counts): New function.
3349 * object.h: Declare Cref and Archive.
3350 (Object::get_global_symbol_counts): New function.
3351 (Object::do_get_global_symbol_counts): New pure virtual function.
3352 (class Sized_relobj): Add defined_count_ field. Update
3354 (class Input_objects): Add cref_ field. Update constructor.
3355 Update declarations.
3356 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3358 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3360 (Sized_dynobj::do_get_global_symbol_counts): New function.
3361 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3362 defined_count_. Update declarations. Define Symbols typedef.
3363 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3364 parameter. Change all callers.
3365 (Symbol_table::add_from_dynobj): Add sympointers and defined
3366 parameters. Change all callers.
3367 * symtab.h (class Symbol_table): Update declarations.
3368 * Makefile.am (CCFILES): Add cref.cc.
3369 (HFILES): Add cref.h.
3370 * Makefile.in: Rebuild.
3372 2008-07-22 Simon Baldwin <simonb@google.com>
3374 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3375 to zero when writing undefined symbols.
3377 2008-07-22 Ian Lance Taylor <iant@google.com>
3379 * output.cc (Output_section::add_input_section): Don't try to
3380 merge empty merge sections.
3382 2008-07-21 Craig Silverstein <csilvers@google.com>
3384 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3385 Include symbol version in error message.
3387 2008-07-20 Chris Demetriou <cgd@google.com>
3389 * configure.ac (gold_cv_c_random_seed): New configured variable.
3390 (RANDOM_SEED_CFLAGS): New substituted variable.
3391 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3392 * configure: Rebuild.
3393 * Makefile.in: Likewise.
3394 * testsuite/Makefile.in: Likewise.
3396 2008-07-18 Ian Lance Taylor <iant@google.com>
3398 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3399 where we see NAME/NULL and NAME/VERSION as separate symbols.
3400 * testsuite/ver_test_main.cc (main): Call t4.
3401 (t4, t4_2a): Define.
3402 * testsuite/ver_test_2.cc (t4_2): Define.
3403 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3404 * testsuite/ver_test_4.cc (t4_2a): Define.
3405 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3406 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3408 2008-07-17 Ian Lance Taylor <iant@google.com>
3410 * dynobj.cc (Versions::add_def): If we give an error about a
3411 missing version, go ahead and create the version anyhow.
3413 2008-07-10 Ian Lance Taylor <iant@google.com>
3415 Handle output sections with more than 0x7fffffff bytes.
3416 * object.h (class Relobj): Change map_to_output_ to
3417 output_sections_, and just keep a section pointer. Change all
3418 uses. Move comdat group support to Sized_relobj.
3419 (Relobj::is_section_specially_mapped): Remove.
3420 (Relobj::output_section): Remove poff parameter. Change all
3422 (Relobj::output_section_offset): New function.
3423 (Relobj::set_section_offset): Rewrite.
3424 (Relobj::map_to_output): Remove.
3425 (Relobj::output_sections): New function.
3426 (Relobj::do_output_section_offset): New pure virtual function.
3427 (Relobj::do_set_section_offset): Likewise.
3428 (class Sized_relobj): Add section_offsets_ field. Add comdat
3429 group support from Relobj. Update declarations.
3430 (Sized_relobj::get_output_section_offset): New function.
3431 (Sized_relobj::do_output_section_offset): New function.
3432 (Sized_relobj::do_set_section_offset): New function.
3433 * object.cc (Relobj::output_section_address): Remove.
3434 (Sized_relobj::Sized_relobj): Initialize new fields.
3435 (Sized_relobj::include_section_group): Cast find_kept_object to
3437 (Sized_relobj::include_linkonce_section): Likewise.
3438 (Sized_relobj::do_layout): Use separate arrays for output section
3440 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3442 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3443 output_sections and section_offsets.
3444 (Sized_relobj::write_local_symbols): Likewise.
3445 (map_to_kept_section): Compute output address directly.
3446 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3447 output_sections and section_offsets.
3448 (Sized_relobj::write_sections): Likewise.
3449 (Sized_relobj::relocate_sections): Likewise.
3450 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3451 * output.h (class Output_reloc): Update declarations. Change
3452 u2_.relobj to Sized_relobj*.
3453 (class Output_data_reloc): Change add functions to use
3455 * output.cc (Output_reloc::Output_reloc): Change relobj to
3457 (Output_reloc::local_section_offset): Change return type to
3458 Elf_Addr. Use get_output_section_offset.
3459 (Output_reloc::get_address): Likewise.
3460 (Output_section::is_input_address_mapped): Don't call
3461 is_section_specially_mapped.
3462 (Output_section::output_offset): Likewise.
3463 (Output_section::output_address): Likewise.
3464 (Output_section::starting_output_address): Likewise.
3465 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3466 parameter to Sized_relobj*.
3467 (Copy_relocs::need_copy_reloc): Likewise.
3468 (Copy_relocs::save): Likewise.
3469 * copy-relocs.h (class Copy_relocs): Update declarations.
3470 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3471 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3472 * target-reloc.h (relocate_for_relocatable): Change
3473 offset_in_output_section type to Elf_Addr. Change code that uses
3475 * layout.cc (Layout::layout): Always set *off.
3476 * mapfile.cc (Mapfile::print_input_section): Use
3477 output_section_offset.
3478 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3480 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3481 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3482 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3484 2008-07-03 Ian Lance Taylor <iant@google.com>
3486 * layout.cc (Layout::include_section): Do not discard unrecognized
3487 SHT_STRTAB sections.
3489 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3491 * script.cc (Lex::can_continue_name): Make '?' allowable in
3492 version-script names.
3493 * testsuite/version_script.map: Change glob pattern to use '?'
3495 2008-06-30 Manish Singh <yosh@gimp.org>
3498 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3501 2008-06-30 Ian Lance Taylor <iant@google.com>
3505 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3506 versions]: Don't try to read the value in the contents, since we
3507 don't use it. Use the template endianness when writing.
3509 2008-06-25 Cary Coutant <ccoutant@google.com>
3511 * fileread.cc (File_read::make_view): Assert on zero-length view.
3512 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3513 symbol table when there are no symbols to read.
3515 2008-06-23 Craig Silverstein <csilvers@google.com>
3517 * version.cc (version_string): Bump to 1.7
3519 2008-06-18 Craig Silverstein <csilvers@google.com>
3521 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3522 constant 0xFFFF to type Valtype.
3523 (Powerpc_relocate_functions::rel16_ha): Likewise.
3525 2008-06-17 Ian Lance Taylor <iant@google.com>
3527 * output.h (Output_section::Input_section): Initialize p2align_ to
3528 zero for Output_section_data constructors.
3529 (Output_section::Input_section::addralign): If not an input
3530 section, return the alignment of the Output_section_data.
3531 * testsuite/copy_test.cc: New file.
3532 * testsuite/copy_test_1.cc: New file.
3533 * testsuite/copy_test_2.cc: New file.
3534 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3535 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3536 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3537 (copy_test_1_pic.o, copy_test_1.so): New targets.
3538 (copy_test_2_pic.o, copy_test_2.so): New targets.
3539 * testsuite/Makefile.in: Rebuild.
3541 * script-sections.cc (Script_sections::place_orphan): Initialize
3542 local variable exact.
3544 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3546 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3548 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3549 David S. Miller <davem@davemloft.net>
3551 * powerpc.cc: New file.
3552 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3553 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3554 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3555 * Makefile.in: Rebuild.
3557 2008-06-09 Ian Lance Taylor <iant@google.com>
3559 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3561 (throwing, orig_terminate): New static variables.
3562 (terminate_handler): New static function.
3563 (t2): Set terminate handler.
3565 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3568 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3571 2008-05-30 Cary Coutant <ccoutant@google.com>
3573 * archive.cc (Archive::include_all_members) Correct to step
3574 over symbol table and extended name table in thin archives.
3576 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3579 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3582 2008-05-28 Caleb Howe <cshowe@google.com>
3584 * reduced_debug_output.cc: New file.
3585 * reduced_debug_output.h: New file.
3586 * options.h (class General_options): Add --strip-debug-non-line.
3587 * options.cc (General_options::finalize): Add strip_debug_non_line
3588 to the strip heirarchy.
3589 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3591 * layout.cc: Include "reduced_debug_output.h".
3592 (Layout::Layout): Initialize new fields.
3593 (line_only_debug_sections): New static array.
3594 (is_lines_only_debug_sections): New static inline function.
3595 (Layout::include_section): Handle --strip-debug-non-line.
3596 (Layout::make_output_section): If --strip-debug-non-line, build
3597 new output sections for .debug_abbrev and .debug_info.
3598 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3599 gold. Warn about possible overflow.
3600 (read_signed_LEB_128): Likewise.
3601 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3602 (read_signed_LEB_128): Declare.
3603 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3604 (HFILES): Add reduced_debug_output.h.
3605 * Makefile.in: Rebuild.
3607 2008-05-21 Ian Lance Taylor <iant@google.com>
3609 * mapfile.cc: New file.
3610 * mapfile.h: New file.
3611 * options.h (class General_options): Add -M/--print-map and -Map.
3612 * options.cc (General_options::finalize): Make -M equivalent to
3614 * main.cc: Include <cstdio> and "mapfile.h".
3615 (main): Open mapfile if requested.
3616 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3617 constructor. Change caller.
3618 (queue_initial_tasks): Add mapfile parameter. Change caller.
3619 (queue_middle_tasks): Likewise.
3620 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3622 * archive.cc: Include "mapfile.h".
3623 (Archive::add_symbols): Add mapfile parameter. Change all
3624 callers. Pass mapfile, symbol, and reason to include_member.
3625 (Archive::include_all_members): Add mapfile parameter. Change all
3627 (Archive::include_member): Add mapfile, sym, and why parameters.
3628 Change all callers. Report inclusion to map file.
3629 * archive.h: Include "fileread.h".
3630 (class Archive): Update declarations.
3631 (Archive::file): New const method.
3632 (class Add_archive_symbols): Add mapfile_ field. Update
3633 constructor. Change all callers.
3634 * readsyms.h (class Read_symbols): Likewise.
3635 (class Finish_group): Likewise.
3636 (class Read_script): Likewise.
3637 * common.cc: Include "mapfile.h".
3638 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3640 (Symbol_table::do_allocate_commons): Likewise.
3641 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3642 symbol allocation to mapfile.
3643 * common.h (class Allocate_commons_task): Add mapfile_ field.
3644 Update constructor. Change all callers.
3645 * symtab.h (class Symbol_table): Update declarations.
3646 * layout.cc: Include "mapfile.h".
3647 (Layout_task_runner::run): Print information to mapfile.
3648 (Layout::create_gold_note): Change Output_data_fixed_space to
3649 Output_data_zero_fill.
3650 (Layout::create_build_id): Likewise.
3651 (Layout::print_to_mapfile): New function.
3652 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3653 constructor. Change caller.
3654 (class Layout): Declare print_to_mapfile.
3655 * output.cc (Output_section::Input_section::print_to_mapfile): New
3657 (Output_section::add_input_section): If producing a map, always
3658 add to input_sections_ list.
3659 (Output_section::do_print_to_mapfile): New function.
3660 (Output_segment::print_sections_to_mapfile): New function.
3661 (Output_segment::print_section_list_to_mapfile): New function.
3662 * output.h: Include "mapfile.h".
3663 (Output_data::print_to_mapfile): New function.
3664 (Output_data::do_print_to_mapfile): New virtual function.
3665 (Output_segment_headers::do_print_to_mapfile): New function.
3666 (Output_file_header::do_print_to_mapfile): New function.
3667 (Output_data_const::do_print_to_mapfile): New function.
3668 (class Output_data_const_buffer): Add map_name_ field. Update
3669 constructor. Change all callers. Add do_print_to_mapfile
3671 (class Output_data_fixed_space): Likewise.
3672 (class Output_data_space): Likewise.
3673 (class Output_data_zero_fill): New class.
3674 (Output_data_strtab::do_print_to_mapfile): New function.
3675 (Output_data_reloc_base::do_print_to_mapfile): New function.
3676 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3677 (Output_data_group::do_print_to_mapfile): New function.
3678 (Output_data_got::do_print_to_mapfile): New function.
3679 (Output_data_dynamic::do_print_to_mapfile): New function.
3680 (Output_symtab_xindex::do_print_to_mapfile): New function.
3681 (class Output_section): Declare do_print_to_mapflie. Declare
3682 print_to_mapfile in Input_section.
3683 (class Output_segment): Declare new functions.
3684 * object.h (Sized_relobj::symbol_count): New function.
3685 * script-sections.cc
3686 (Output_section_element_dot_assignment::set_section_addresses):
3687 Change Output_data_fixed_space to Output_data_zero_fill.
3688 (Output_data_expression::do_print_to_mapfile): New function.
3689 * script.cc (read_input_script): Add mapfile parameter. Change
3691 * script.h (read_input_script): Update declaration.
3692 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3693 (Eh_frame::do_print_to_mapfile): New function.
3694 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3695 (Output_merge_string::do_print_to_mapfile): New function.
3696 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3698 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3700 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3702 * Makefile.am (CCFILES): Add mapfile.cc.
3703 (HFILES): Add mapfile.h.
3704 * Makefile.in: Rebuild.
3706 2008-05-19 Ian Lance Taylor <iant@google.com>
3708 * options.h (class General_options): Add -z relro.
3709 * layout.cc (Layout::Layout): Initialize relro_segment_.
3710 (Layout::add_output_section_data): Return the output section.
3711 (Layout::make_output_section): Rcognize relro sections and mark
3713 (Layout::attach_allocated_section_to_segment): Put relro sections
3714 in a PT_GNU_RELRO segment.
3715 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3717 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3719 (Layout::linkonce_mapping): Map d.rel.ro.local to
3721 (Layout::output_section_name): Us .data.rel.ro.local for any
3722 section which begins with that.
3723 * layout.h (class Layout): Update add_output_section_data
3724 declaration. Add relro_segment_ field.
3725 * output.cc (Output_section::Output_section): Initialize is_relro_
3726 and is_relro_local_ fields.
3727 (Output_segment::add_output_section): Group relro sections.
3728 (Output_segment::is_first_section_relro): New function.
3729 (Output_segment::maximum_alignment): If there is a relro section,
3730 align the segment to the common page size.
3731 (Output_segment::set_section_addresses): Track whether we are
3732 looking at relro sections. If the last section is a relro
3733 section, align to the common page size.
3734 (Output_segment::set_section_list_addresses): Add in_relro
3735 parameter. Change all callers. Align to the page size when
3736 moving from relro to non-relro section.
3737 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3739 * output.h (class Output_section): Add is_relro_ and
3740 is_relro_local_ fields.
3741 (Output_section::is_relro): New function.
3742 (Output_section::set_is_relro): New function.
3743 (Output_section::is_relro_local): New function.
3744 (Output_section::set_is_relro_local): New function.
3745 (class Output_segment): Update declarations.
3746 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3747 * sparc.cc (Target_sparc::got_section): Likewise.
3748 * x86_64.cc (Target_x86_64::got_section): Likewise.
3749 * testsuite/relro_test_main.cc: New file.
3750 * testsuite/relro_test.cc: New file.
3751 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3752 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3753 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3754 (relro_test.so, relro_test_pic.o): New targets.
3755 * testsuite/Makefile.in: Rebuild.
3757 2008-05-16 Ian Lance Taylor <iant@google.com>
3759 * output.cc (Output_segment::add_output_section): Remove front
3761 * output.h (class Output_segment): Remove
3762 add_initial_output_section and overloaded add_output_section.
3763 Update declaration of remaining add_output_section.
3764 * layout.cc (Layout::create_interp): Call add_output_section
3765 rather than add_initial_output_section.
3766 (Layout::finish_dynamic_section): Likewise.
3768 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3769 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3770 know the dynamic type.
3771 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3772 field. Initialize it in constructor.
3773 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3774 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3775 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3778 * output.cc (Output_reloc::get_address): Change return type to
3780 * output.h (class Output_reloc): Update get_address declaration.
3781 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3782 for section addresses.
3784 2008-05-09 Ian Lance Taylor <iant@google.com>
3787 * gold.cc (gold_nomem): Use return value of write.
3789 2008-05-08 Ian Lance Taylor <iant@google.com>
3791 * symtab.c (Symbol::init_base_output_data): Add version
3792 parameter. Change all callers.
3793 (Symbol::init_base_output_segment): Likewise.
3794 (Symbol::init_base_constant): Likewise.
3795 (Symbol::init_base_undefined): Likewise.
3796 (Sized_symbol::init_output_data): Likewise.
3797 (Sized_symbol::init_output_segment): Likewise.
3798 (Sized_symbol::init_constant): Likewise.
3799 (Sized_symbol::init_undefined): Likewise.
3800 (Symbol_table::do_define_in_output_data): If the new symbol has a
3801 version, mark it as the default.
3802 (Symbol_table::do_define_in_output_segment): Likewise.
3803 (Symbol_table::do_define_as_constant): Likewise.
3804 * symtab.h (class Symbol): Update declarations.
3805 (class Sized_symbol): Likewise.
3806 * resolve.cc (Symbol::override_version): New function.
3807 (Symbol::override_base): Call override_version.
3808 (Symbol::override_base_with_special): Likewise.
3809 * testsuite/ver_script_8.script: New file.
3810 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3811 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3812 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3813 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3815 2008-05-06 Ian Lance Taylor <iant@google.com>
3818 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3820 (class General_options): Remove existing --undefined, and add
3821 --no-undefined instead. Add new --undefined as synonym for -u.
3822 * archive.cc (Archive::add_symbols): Check whether symbol was
3824 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3825 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3826 all uses. Add IS_UNDEFINED. Update declarations to split
3827 different versions of init_base. Declare init_base_undefined.
3828 (Symbol::is_defined): Handle IS_UNDEFINED.
3829 (Symbol::is_undefined): Likewise.
3830 (Symbol::is_weak_undefined): Call is_undefined.
3831 (Symbol::is_absolute): Handle IS_CONSTANT.
3832 (class Sized_symbol): Update declarations to split different
3833 versions of init. Declare init_undefined.
3834 (class Symbol_table): Declare new functions.
3835 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3837 (Symbol::init_base_output_data): Likewise.
3838 (Symbol::init_base_output_segment): Likewise.
3839 (Symbol::init_base_constant): Likewise.
3840 (Symbol::init_base_undefined): New function.
3841 (Sized_symbol::init_object): Rename from init. Change all
3843 (Sized_symbol::init_output_data): Likewise.
3844 (Sized_symbol::init_output_segment): Likewise.
3845 (Sized_symbol::init_constant): Likewise.
3846 (Sized_symbol::init_undefined): New function.
3847 (Symbol_table::add_undefined_symbols_from_command_line): New
3849 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3851 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3852 (Symbol::output_section): Likewise.
3853 (Symbol::set_output_section): Likewise.
3854 (Symbol_table::sized_finalize_symbol): Likewise.
3855 (Symbol_table::sized_write_globals): Likewise.
3856 * resolve.cc (Symbol_table::should_override): Likewise.
3857 (Symbol::override_base_with_special): Likewise.
3859 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3860 symbol, change it to have default visibility.
3861 * testsuite/protected_1.cc: New file.
3862 * testsuite/protected_2.cc: New file.
3863 * testsuite/protected_3.cc: New file.
3864 * testsuite/protected_main_1.cc: New file.
3865 * testsuite/protected_main_2.cc: New file.
3866 * testsuite/protected_main_3.cc: New file.
3867 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3868 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3869 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3870 (protected_1.so): New target.
3871 (protected_1_pic.o, protected_2_pic.o): New targets.
3872 (protected_3_pic.o): New target.
3873 (check_PROGRAMS): Add protected_2.
3874 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3875 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3876 * testsuite/Makefile.in: Rebuild.
3878 * options.h (DEFINE_var): Add set_user_set_##varname__.
3879 (DEFINE_bool_alias): New macro.
3880 (class General_options): Define -Bstatic using DEFINE_bool_alias
3881 rather than DEFINE_special. Add --undefined as an alias for -z
3883 * options.cc (General_options::parse_Bstatic): Remove.
3885 * options.h (class General_options): Add --fatal-warnings.
3886 * main.cc (main): Implement --fatal-warnings.
3887 * errors.h (Errors::warning_count): New function.
3889 * options.h (class General_options): Add -Bsymbolic-functions.
3890 * symtab.h (Symbol::is_preemptible): Check for
3891 -Bsymbolic-functions.
3893 2008-05-05 Ian Lance Taylor <iant@google.com>
3895 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3896 as noVARNAME rather than no-VARNAME.
3897 (class General_options): Add option -z combreloc.
3898 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3900 (Output_reloc::sort_before) [SHT_REL]: New function.
3901 (Output_reloc::sort_before) [SHT_RELA]: New function.
3902 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3903 Sort_relocs_comparison.
3904 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3905 parameter. Change all callers.
3906 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3907 sort_relocs parameter. Change all callers.
3908 * output.cc (Output_reloc::get_address): New function, broken out
3910 (Output_reloc::write_rel): Call it.
3911 (Output_reloc::compare): New function.
3912 (Output_data_reloc_base::do_write): Optionally sort relocs.
3914 * configure.ac: If targ_extra_obj is set, link it in.
3915 * configure.tgt: Initialize all variables.
3916 (x86_64*): Set targ_extra_obj and targ_extra_size.
3917 * configure: Rebuild.
3919 * object.cc (Sized_relobj::include_section_group): Adjust section
3920 indexes read from group data. Build vector to pass to
3922 * layout.cc (Layout::layout_group): Add flags and shndxes
3923 parameters. Remove contents parameter. Change caller. Update
3924 explicit instantiations.
3925 * layout.h (class Layout): Update layout_group declaration.
3926 * output.cc (Output_data_group::Output_data_group): Add flags and
3927 input_shndxes parameters. Remove contents parameter. Change
3929 (Output_data_group::do_write): Change input_sections_ to
3931 * output.h (class Output_data_group): Update constructor
3932 declaration. Rename input_sections_ to input_shndxes_.
3933 * testsuite/many_sections_test.cc: Add template.
3935 2008-04-30 Cary Coutant <ccoutant@google.com>
3937 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3939 * layout.cc (Layout::include_section): Refactored check for debug
3941 (Layout::add_comdat): Add new parameters. Change type
3942 of signature parameter. Add object and shndx to signatures table.
3943 (Layout::find_kept_object): New function.
3944 * layout.h: Include <cstring>.
3945 (Layout::is_debug_info_section): New function.
3946 (Layout::add_comdat): Add new parameters.
3947 (Layout::find_kept_object): New function.
3948 (Layout::Kept_section): New struct.
3949 (Layout::Signatures): Change type of map range.
3950 * object.cc (Relobj::output_section_address): New function.
3951 (Sized_relobj::include_section_group): Add new parameters. Change
3952 calls to Layout::add_comdat. Change to build table of kept comdat
3953 groups and table mapping discarded sections to kept sections.
3954 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3955 (Sized_relobj::do_layout): Change calls to include_section_group and
3956 include_linkonce_section.
3957 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3958 value to zero when section is discarded.
3959 (Sized_relobj::map_to_kept_section): New function.
3960 * object.h (Relobj::output_section_address): New function.
3961 (Relobj::Comdat_group): New type.
3962 (Relobj::find_comdat_group): New function.
3963 (Relobj::Comdat_group_table): New type.
3964 (Relobj::Kept_comdat_section): New type.
3965 (Relobj::Kept_comdat_section_table): New type.
3966 (Relobj::add_comdat_group): New function.
3967 (Relobj::set_kept_comdat_section): New function.
3968 (Relobj::get_kept_comdat_section): New function.
3969 (Relobj::comdat_groups_): New field.
3970 (Relobj::kept_comdat_sections_): New field.
3971 (Symbol_value::input_value): Update comment.
3972 (Sized_relobj::map_to_kept_section) New function.
3973 (Sized_relobj::include_linkonce_section): Add new parameter.
3974 * target-reloc.h (Comdat_behavior): New type.
3975 (get_comdat_behavior): New function.
3976 (relocate_section): Add code to map a discarded section to the
3977 corresponding kept section when applying a relocation.
3979 2008-04-30 Craig Silverstein <csilvers@google.com>
3981 * dwarf_reader.cc (next_generation_count): New static var.
3982 (Addr2line_cache_entry): New struct.
3983 (addr2line_cache): New static var.
3984 (Dwarf_line_info::one_addr2line): Added caching.
3985 (Dwarf_line_info::clear_addr2line_cache): New function.
3986 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3987 cache-size parameter.
3988 (Dwarf_line_info::one_addr2line_cache): New function.
3989 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3990 new cache-size argument to one_addr2line(), and clear cache.
3992 2008-04-28 Cary Coutant <ccoutant@google.com>
3994 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3995 R_386_PC8 relocations.
3997 2008-04-23 Ian Lance Taylor <iant@google.com>
3999 * object.cc (Sized_relobj::include_section_group): Check for
4000 invalid section group.
4002 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4005 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4006 than read for file header.
4007 * archive.cc (Archive::include_member): Likewise.
4009 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4011 * aclocal.m4: Regenerate.
4012 * configure: Regenerate.
4014 2008-04-19 Ian Lance Taylor <iant@google.com>
4016 * version.cc (version_string): Bump to 1.6.
4018 * testsuite/Makefile.am (many_sections_r_test): New target.
4019 (many_sections_r_test_SOURCES): Remove.
4020 (many_sections_r_test_DEPENDENCIES): Remove.
4021 (many_sections_r_test_LDFLAGS): Remove.
4022 (many_sections_r_test_LDADD): Remove.
4024 * object.cc (Sized_relobj::do_add_symbols): Always pass
4025 local_symbol_count_ to add_from_relobj.
4027 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4028 every thousand variables.
4029 * testsuite/Makefile.in: Rebuild.
4031 * object.cc (Xindex::initialize_symtab_xindex): New function.
4032 (Xindex::read_symtab_xindex): New function.
4033 (Xindex::sym_xindex_to_shndx): New function.
4034 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4036 (Sized_relobj::do_initialize_xindex): New function.
4037 (Sized_relobj::do_read_symbols): Adjust section links.
4038 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4039 parameter. Change all callers.
4040 (Sized_relobj::include_section_group): Adjust section links and
4041 symbol section indexes.
4042 (Sized_relobj::do_layout): Adjust section links.
4043 (Sized_relobj::do_count_local_symbols): Adjust section links and
4044 symbol section indexes.
4045 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4046 ordinary and special symbols.
4047 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4048 dynsym_xindex parameters. Change all callers. Adjust section
4049 links. Use SHN_XINDEX when needed.
4050 (Sized_relobj::get_symbol_location_info): Adjust section links.
4051 Don't get fooled by special symbols.
4052 * object.h (class Xindex): Define.
4053 (class Object): Add xindex_ parameter. Declare virtual functoin
4054 do_initialize_xindex.
4055 (Object::adjust_sym_shndx): New function.
4056 (Object::set_xindex): New protected function.
4057 (class Symbol_value): Add is_ordinary_shndx_ field.
4058 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4059 (Symbol_value::value): Assert ordinary section.
4060 (Symbol_value::initialize_input_to_output_map): Likewise.
4061 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4063 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4065 (class Sized_relobj): Update declarations.
4066 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4067 parameter. Change all callers.
4068 (Sized_relobj::adjust_shndx): New function.
4069 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4071 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4072 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4073 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4074 (Sized_dynobj::read_dynsym_section): Adjust section links.
4075 (Sized_dynobj::read_dynamic): Likewise.
4076 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4078 (Sized_dynobj::do_initialize_xindex): New function.
4079 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4080 do_initialize_xindex.
4081 (Sized_dynobj::adjust_shndx): New function.
4082 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4083 dynsym_xindex_ fields.
4084 (Layout::finalize): Add a call to set_section_indexes before
4085 creating the symtab sections.
4086 (Layout::set_section_indexes): Don't do anything if the section
4087 already has a section index.
4088 (Layout::create_symtab_sections): Add shnum parameter. Change
4089 caller. Create .symtab_shndx section if needed.
4090 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4092 (Layout::allocated_output_section_count): New function.
4093 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4095 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4096 fields. Update declarations.
4097 (Layout::symtab_xindex): New function.
4098 (Layout::dynsym_xindex): New function.
4099 (class Write_symbols_task): Add layout_ field.
4100 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4102 * output.cc (Output_section_headers::Output_section_headers): Add
4103 shstrtab_section parameter. Change all callers.
4104 (Output_section_headers::do_sized_write): Store overflow values
4105 for section count and section string table section index in
4106 section header zero.
4107 (Output_file_header::do_sized_write): Check for overflow of
4108 section count and section string table section index.
4109 (Output_symtab_xindex::do_write): New function.
4110 (Output_symtab_xindex::endian_do_write): New function.
4111 * output.h (class Output_section_headers): Add shstrtab_section_.
4112 Update declarations.
4113 (class Output_symtab_xindex): Define.
4114 (Output_section::has_out_shndx): New function.
4115 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4117 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4119 (Sized_symbol::init): Likewise.
4120 (Symbol::output_section): Check for ordinary symbol.
4121 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4122 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4124 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4125 Change all callers. Simplify handling of symbols from sections
4126 not included in the link.
4127 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4129 (Weak_alias_sorter::operator()): Assert that symbols are
4131 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4133 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4134 parameters. Change all callers.
4135 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4136 symbol distinction. Use SHN_XINDEX when needed.
4137 (Symbol_table::write_section_symbol): Add symtab_xindex
4138 parameter. Change all callers.
4139 (Symbol_table::sized_write_section_symbol): Likewise. Use
4140 SHN_XINDEX when needed.
4141 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4143 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4144 (Symbol::is_defined): Check is_ordinary.
4145 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4146 (Symbol::is_absolute, Symbol::is_common): Likewise.
4147 (class Sized_symbol): Update declarations.
4148 (class Symbol_table): Update declarations.
4149 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4150 parameters. Change all callers.
4151 (Sized_symbol::override): Likewise.
4152 (Symbol_table::override): Likewise.
4153 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4154 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4155 is_ordinary, and orig_st_shndx parameters. Change all callers.
4156 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4157 to be in an ordinary section.
4158 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4159 object and is_ordinary parameters. Change all callers.
4160 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4161 Change all callers. Don't add undefined or non-ordinary symbols
4163 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4165 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4167 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4168 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4169 (Sized_relobj::relocate_sections): Likewise.
4170 * target-reloc.h (scan_relocs): Adjust section symbol index.
4171 (scan_relocatable_relocs): Likewise.
4172 * i386.cc (Scan::local): Check for ordinary symbols.
4173 * sparc.cc (Scan::local): Likewise.
4174 * x86_64.cc (Scan::local): Likewise.
4175 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4176 to symbol_section_and_value.
4177 * testsuite/many_sections_test.cc: New file.
4178 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4179 (check_PROGRAMS): Add many_sections_test.
4180 (many_sections_test_SOURCES): Define.
4181 (many_sections_test_DEPENDENCIES): Define.
4182 (many_sections_test_LDFLAGS): Define.
4183 (BUILT_SOURCES): Add many_sections_define.h.
4184 (many_sections_define.h): New target.
4185 (BUILT_SOURCES): Add many_sections_check.h.
4186 (many_sections_check.h): New target.
4187 (check_PROGRAMS): Add many_sections_r_test.
4188 (many_sections_r_test_SOURCES): Define.
4189 (many_sections_r_test_DEPENDENCIES): Define.
4190 (many_sections_r_test_LDFLAGS): Define.
4191 (many_sections_r_test_LDADD): Define.
4192 (many_sections_r_test.o): New target.
4193 * testsuite/Makefile.in: Rebuild.
4195 2008-04-17 Cary Coutant <ccoutant@google.com>
4197 * errors.cc (Errors::info): New function.
4198 (gold_info): New function.
4199 * errors.h (Errors::info): New function.
4200 * gold.h (gold_info): New function.
4201 * object.cc (Input_objects::add_object): Print trace output.
4202 * options.cc (options::parse_set): New function.
4203 (General_options::parse_wrap): Deleted.
4204 (General_options::General_options): Deleted initializer.
4205 * options.h (options::String_set): New typedef.
4206 (options::parse_set): New function.
4207 (DEFINE_set): New macro.
4208 (General_options::wrap): Changed to use DEFINE_set. Changed
4209 callers of any_wrap_symbols and is_wrap_symbol.
4210 (General_options::trace, General_options::trace_symbol):
4212 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4213 (General_options::wrap_symbols_): Deleted.
4214 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4216 2008-04-17 David S. Miller <davem@davemloft.net>
4218 * options.cc (General_options::parse_V): New function.
4219 * options.h: Add entries for -V and -Qy.
4221 2008-04-17 Ian Lance Taylor <iant@google.com>
4223 * common.cc (Symbol_table::allocate_commons): Remove options
4224 parameter. Change caller.
4225 (Symbol_table::do_allocate_commons): Remove options parameter.
4226 Change caller. Just call do_allocate_commons_list twice.
4227 (Symbol_table::do_allocate_commons_list): New function, broken out
4228 of do_allocate_commons.
4229 * common.h (class Allocate_commons_task): Remove options_ field.
4231 * symtab.cc (Symbol_table::Symbol_table): Initialize
4233 (Symbol_table::add_from_object): Put TLS common symbols on
4235 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4236 which are IN_OUTPUT_DATA.
4237 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4238 allocate_commons and do_allocate_commons declarations. Declare
4239 do_allocate_commons_list.
4240 * gold.cc (queue_middle_tasks): Update creation of
4241 Allocate_commons_task to not pass options.
4242 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4243 (TLS_TEST_C_FLAGS): New variable.
4244 (tls_test_c_pic.o): New target.
4245 (tls_test_shared.so): Link in tls_test_c_pic.o.
4246 (tls_test_c_pic_ie.o): New target.
4247 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4248 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4249 (tls_test_c.o): New target.
4250 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4251 (tls_pic_test_LDADD): Likewise.
4252 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4253 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4254 (tls_test_c_gnu2.o): New target.
4255 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4257 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4258 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4259 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4260 * testsuite/tls_test.cc: Include "config.h".
4261 (t_last): Call t11_last.
4262 * testsuite/tls_test.h (t11, t11_last): Declare.
4263 * testsuite/tls_test_c.c: New file.
4264 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4265 * configure.ac: Check for OpenMP support.
4266 * configure, config.in, Makefile.in: Rebuild.
4267 * testsuite/Makefile.in: Rebuild.
4269 2008-04-16 Cary Coutant <ccoutant@google.com>
4271 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4272 (Target_i386::tls_base_symbol_defined_): New field.
4273 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4274 (Target_i386::Scan::global): Likewise.
4275 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4276 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4277 (Target_x86_64::tls_base_symbol_defined_): New field.
4278 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4279 (Target_x86_64::Scan::global): Likewise.
4281 2008-04-16 Cary Coutant <ccoutant@google.com>
4283 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4284 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4285 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4286 building shared libraries.
4287 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4288 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4289 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4290 * testsuite/Makefile.in: Rebuild.
4291 * testsuite/weak_undef.h: New file.
4292 * testsuite/weak_undef_file1.cc: Add extra test cases.
4293 * testsuite/weak_undef_file2.cc: Likewise.
4294 * testsuite/weak_undef_test.cc: Likewise.
4296 2008-04-16 David S. Miller <davem@davemloft.net>
4298 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4299 Add issued_non_pic_error_ field. Declare check_non_pic.
4300 (Target_sparc::Scan::check_non_pic): New function.
4301 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4302 (Target_sparc::Scan::global): Likewise.
4304 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4305 * configure: Rebuild.
4307 * options.h (DEFINE_enable): New macro.
4308 (new_dtags): New enable option.
4309 (initfirst, interpose, loadfltr, nodefaultlib,
4310 nodelete, nodlopen, nodump): New -z options.
4311 * layout.cc (Layout:finish_dynamic_section): If new
4312 dtags enabled, emit DT_RUNPATH. Also, emit a
4313 DT_FLAGS_1 containing any specified -z flags.
4315 2008-04-16 Ian Lance Taylor <iant@google.com>
4317 * copy-relocs.cc: New file.
4318 * copy-relocs.h: New file.
4319 * reloc.cc: Remove Copy_relocs code.
4320 * reloc.h: Likewise.
4321 * reloc-types.h (struct Reloc_types) [both versions]: Add
4322 get_reloc_addend_noerror.
4323 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4324 variants of add_global which take an addend which must be zero.
4325 * i386.cc: Include "copy-relocs.h".
4326 (class Target_i386): Change type of copy_relocs_ to variable,
4328 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4330 (Target_i386::do_finalize_sections): Change handling of
4332 * sparc.cc: Include "copy-relocs.h".
4333 (class Target_sparc): Change type of copy_relocs_ to variable,
4335 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4337 (Target_sparc::do_finalize_sections): Change handling of
4339 * x86_64.cc: Include "copy-relocs.h".
4340 (class Target_x86_64): Change type of copy_relocs_ to variable,
4342 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4343 class. Change all callers.
4344 (Target_x86_64::do_finalize_sections): Change handling of
4346 * Makefile.am (CCFILES): Add copy-relocs.cc.
4347 (HFILES): Add copy-relocs.h.
4349 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4351 * testsuite/script_test_4.sh: Permit leading zeroes.
4353 2008-04-15 Ian Lance Taylor <iant@google.com>
4355 * script-sections.cc (Script_sections::create_segments): Use
4356 header_size_adjustment even when there is enough room for the
4358 * testsuite/script_test_4.sh: New file.
4359 * testsuite/script_test_4.t: New file.
4360 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4361 (check_DATA): Add script_test_4.stdout.
4362 (MOSTLYCLEANFILES): Likewise.
4363 (script_test_4): New target.
4364 (script_test_4.stdout): New target.
4365 * testsuite/Makefile.in: Rebuild.
4367 * sparc.cc: Add definitions for Output_data_plt_sparc class
4370 2008-04-14 David S. Miller <davem@davemloft.net>
4372 * sparc.cc: New file.
4373 * Makefile.am (TARGETSOURCES): Add sparc.cc
4374 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4375 * configure.tgt: Document targ_extra_size and
4376 targ_extra_big_endian. Add entries for sparc-* and
4378 * configure.ac: Handle targ_extra_size and
4379 targ_extra_big_endian.
4380 * Makefile.in: Rebuild.
4381 * configure: Likewise.
4382 * po/POTFILES.in: Likewise.
4383 * po/gold.pot: Likewise.
4385 2008-04-14 Ian Lance Taylor <iant@google.com>
4387 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4388 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4389 in the name/type/flags to section mapping. Don't call
4390 allocate_output_section.
4391 (Layout::choose_output_section): Change parameter from adjust_name
4392 to is_input_section. Don't permit input sections after sections
4393 are attached to segments. Don't call allocate_output_section.
4394 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4395 not write_enable_output_section.
4396 (Layout::make_output_section): Don't push to
4397 unattached_section_list_ nor call attach_to_segment. Call
4398 attach_section_to_segment if sections are attached.
4399 (Layout::attach_sections_to_segments): New function.
4400 (Layout::attach_section_to_segment): New function.
4401 (Layout::attach_allocated_section_to_segment): Rename from
4402 attach_to_segment. Remove flags parameter.
4403 (Layout::allocate_output_section): Remove function.
4404 (Layout::write_enable_output_section): Remove function.
4405 * layout.h (class Layout): Update for above changes. Add new
4406 field sections_are_attached_.
4407 * output.h (Output_section::update_flags_for_input_section): New
4409 * output.cc (Output_section::add_input_section): Call
4410 update_flags_for_input_section.
4411 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4413 2008-04-11 Cary Coutant <ccoutant@google.com>
4415 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4416 thought unnecessary.
4417 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4419 2008-04-11 Ian Lance Taylor <iant@google.com>
4421 * output.h (class Output_section_data): Remove inline definition
4423 * output.cc (Output_section_data::set_addralign): New function.
4425 2008-04-11 Cary Coutant <ccoutant@google.com>
4427 Add support for TLS descriptors for i386 and x86_64.
4428 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4429 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4430 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4432 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4433 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4434 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4436 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4437 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4438 Fix problem with initial-exec relocations.
4439 (Target_i386::Relocate::relocate_tls): Likewise.
4440 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4442 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4443 support for section-plus-offset dynamic table entries.
4444 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4445 (Output_data_dynamic::Dynamic_entry): Add support for
4446 section-plus-offset dynamic table entries.
4447 (Output_data_dynamic::Classification): Likewise.
4448 (Output_data_dynamic::classification_): Renamed offset_.
4449 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4450 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4451 (Target_x86_64::make_plt_section): New function.
4452 (Target_x86_64::reserve_tlsdesc_entries): New function.
4453 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4454 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4455 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4456 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4457 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4458 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4459 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4460 add extra PLT entry for TLS descriptors.
4461 (Output_data_plt_x86_64::got_): New field.
4462 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4463 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4465 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4467 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4468 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4469 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4470 R_386_TLS_DESC_CALL relocations.
4471 (Target_x86_64::Scan::global): Likewise.
4472 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4473 for TLS descriptors.
4474 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4475 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4476 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4477 GD-to-IE relaxation.
4478 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4479 and TLS_DESCRIPTORS.
4480 * Makefile.in: Rebuild.
4481 * configure: Rebuild.
4482 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4483 (tls_test_shared2.so): New target.
4484 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4485 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4486 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4487 (tls_shared_gd_to_ie_test_LDADD): New variable.
4488 (tls_shared_gnu2_gd_to_ie_test): New target.
4489 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4491 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4492 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4493 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4494 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4495 (tls_shared_gnu2_test): New target.
4496 (tls_test_gnu2_shared.so): New target.
4497 (tls_shared_gnu2_test_SOURCES): New variable.
4498 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4499 (tls_shared_gnu2_test_LDFLAGS): New variable.
4500 (tls_shared_gnu2_test_LDADD): New variable.
4501 * testsuite/Makefile.in: Rebuild.
4502 * testsuite/Makefile.
4504 2008-04-11 Ian Lance Taylor <iant@google.com>
4506 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4508 * testsuite/Makefile.in: Rebuild.
4510 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4512 * testsuite/script_test_2.cc (main): Adjust test.
4514 2008-04-11 David S. Miller <davem@davemloft.net>
4515 Ian Lance Taylor <iant@google.com>
4517 * options.h (General_options): Add entries for '-Y' and
4519 * options.cc (General_options:finalize): If -Y was used, add those
4520 entries to the library path instead of the default "/lib" and
4523 2008-04-11 David S. Miller <davem@davemloft.net>
4525 * testsuite/justsyms.t: Start at 0x100.
4526 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4527 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4529 * testsuite/script_test_2.cc: Adjust string and section length
4532 2008-04-09 Ian Lance Taylor <iant@google.com>
4535 * script-sections.cc (Sections_element::allocate_to_segment): Add
4537 (Output_section_definition::allocate_to_segment): Likewise.
4538 (Orphan_output_section::allocate_to_segment): Likewise.
4539 (Script_sections::attach_sections_using_phdrs_clause): Don't
4540 propagate non-PT_LOAD segments to orphan sections.
4541 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4542 readelf rather than objdump.
4543 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4544 .interp section and PT_INTERP segment are the same size.
4545 * testsuite/Makefile.in: Rebuild.
4547 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4548 aliases for symbols defined in the same object.
4549 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4550 (weak_alias_test_SOURCES): New variable.
4551 (weak_alias_test_DEPENDENCIES): New variable.
4552 (weak_alias_test_LDFLAGS): New variable.
4553 (weak_alias_test_LDADD): New variable.
4554 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4555 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4556 (weak_alias_test_3.o): New target.
4557 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4558 * testsuite/weak_alias_test_main.cc: New file.
4559 * testsuite/weak_alias_test_1.cc: New file.
4560 * testsuite/weak_alias_test_2.cc: New file.
4561 * testsuite/weak_alias_test_3.cc: New file.
4563 2008-04-08 Ian Lance Taylor <iant@google.com>
4565 * options.h (class General_options): Add --noinhibit-exec option.
4566 * main.cc (main): Check --noinhibit-exec.
4568 * options.h (class General_options): Define --wrap as a special
4569 option. Add wrap_symbols_ field.
4570 (General_options::any_wrap_symbols): New function.
4571 (General_options::is_wrap_symbol): New function.
4572 * options.cc (General_options::parse_wrap): New function.
4573 (General_options::General_options): Initialize wrap_symbols_.
4574 * symtab.cc (Symbol_table::wrap_symbol): New function.
4575 (Symbol_table::add_from_object): Handle --wrap.
4576 * symtab.h (class Symbol_table): Declare wrap_symbol.
4577 * target.h (Target::wrap_char): New function.
4578 (Target::Target_info): Add wrap_char field.
4579 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4580 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4581 * testsuite/testfile.cc (Target_test::test_target_info):
4584 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4587 * layout.h (class Layout): Add added_eh_frame_data_ field.
4588 * layout.cc (Layout::Layout): Initialize new field.
4589 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4590 output section until we find a section we merged successfully.
4591 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4592 that the size be non-zero.
4594 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4597 2008-04-08 Craig Silverstein <csilvers@google.com>
4599 * configure.ac: Export new conditional variable HAVE_ZLIB.
4600 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4602 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4603 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4605 2008-04-07 Ian Lance Taylor <iant@google.com>
4607 * version.cc (version_string): Set to "1.5".
4609 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4610 Add issued_non_pic_error_ field. Declare check_non_pic.
4611 (Target_x86_64::Scan::check_non_pic): New function.
4612 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4613 (Target_x86_64::Scan::global): Likewise.
4615 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4616 addend parameter. Change caller. Handle merge sections.
4617 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4618 Address to Addend. Don't add in the result of
4619 local_section_offset, pass down the addend and use the returned
4621 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4622 Update declarations of local_section_offset and symbol_value.
4623 * testsuite/two_file_test_1.cc (t18): New function.
4624 * testsuite/two_file_test_2.cc (f18): New function.
4625 * testsuite/two_file_test_main.cc (main): Call t18.
4626 * testsuite/two_file_test.h (t18, f18): Declare.
4628 * configure.ac: Don't test for objdump, c++filt, or readelf.
4629 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4631 (TEST_READELF): New variable.
4632 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4633 (check_PROGRAMS): Add two_file_strip_test.
4634 (two_file_strip_test): New target.
4635 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4636 (two_file_same_shared_strip_test_SOURCES): New variable.
4637 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4638 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4639 (two_file_same_shared_strip_test_LDADD): New variable.
4640 (two_file_shared_strip.so): New target.
4641 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4642 (ver_test_5.syms, ver_test_7.syms): Likewise.
4643 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4644 (strip_test_3.stdout): Use TEST_OBJDUMP.
4645 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4647 2008-04-04 Cary Coutant <ccoutant@google.com>
4649 * symtab.h (Symbol::is_weak_undefined): New function.
4650 (Symbol::is_strong_undefined): New function.
4651 (Symbol::is_absolute): New function.
4652 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4653 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4655 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4656 (weak_undef_test): New target.
4657 * testsuite/Makefile.in: Rebuild.
4658 * testsuite/weak_undef_file1.cc: New file.
4659 * testsuite/weak_undef_file2.cc: New file.
4660 * testsuite/weak_undef_test.cc: New file.
4662 2008-04-03 Craig Silverstein <csilvers@google.com>
4664 * compressed_output.h (class Output_compressed_section): Use
4666 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4668 (zlib_compressed_suffix): Removed.
4669 (Output_compressed_section::set_final_data_size): Use unsigned
4671 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4672 Fix linker invocation.
4673 (flagstest_o_specialfile_and_compress_debug_sections):
4675 * testsuite/Makefile.in: Regenerated.
4677 2008-04-02 David S. Miller <davem@davemloft.net>
4679 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4680 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4682 2008-04-02 Craig Silverstein <csilvers@google.com>
4686 2008-04-02 Ian Lance Taylor <iant@google.com>
4688 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4689 parameters. Update for new key type to views_. Change all
4691 (File_read::read): Adjust for byteshift in returned view.
4692 (File_read::add_view): New function, broken out of
4694 (File_read::make_view): New function, broken out of
4696 (File_read::find_or_make_view): Add offset and aligned
4697 parameters. Rewrite accordingly. Change all callers.
4698 (File_read::get_view): Add offset and aligned parameters. Adjust
4699 for byteshift in return value.
4700 (File_read::get_lasting_view): Likewise.
4701 * fileread.h (class File_read): Update declarations.
4702 (class File_read::View): Add byteshift_ field. Add byteshift to
4703 constructor. Add byteshift method.
4704 * archive.h (Archive::clear_uncached_views): New function.
4705 (Archive::get_view): Add aligned parameter. Change all callers.
4706 * object.h (Object::get_view): Add aligned parameter. Change all
4708 (Object::get_lasting_view): Likewise.
4710 * fileread.cc (File_read::release): Don't call clear_views if
4711 there are multiple objects.
4712 * fileread.h (File_read::clear_uncached_views): New function.
4713 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4716 2008-03-31 Cary Coutant <ccoutant@google.com>
4718 Add thin archive support.
4719 * archive.cc (Archive::armagt): New const.
4720 (Archive::setup): Remove task parameter and calls to unlock.
4721 (Archive::unlock_nested_archives): New function.
4722 (Archive::read_header): Add nested_off parameter. Change
4724 (Archive::interpret_header): Likewise.
4725 (Archive::include_all_members): Change to handle thin
4727 (Archive::include_member): Likewise.
4728 * archive.h (Archive::Archive): Add new parameters and
4730 (Archive::armagt): New const.
4731 (Archive::setup): Remove task parameter.
4732 (Archive::unlock_nested_archives): New function.
4733 (Archive::read_header): Add nested_off parameter.
4734 (Archive::interpret_header): Likewise.
4735 (Archive::Nested_archive_table): New typedef.
4736 (Archive::is_thin_archive_): New field.
4737 (Archive::nested_archives_): New field.
4738 (Archive::options_): New field.
4739 (Archive::dirpath_): New field.
4740 (Archive::task_): New field.
4741 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4742 for thin archives. Pass additional parameters to
4743 Archive::Archive. Unlock the archive file after calling
4746 2008-03-29 Ian Lance Taylor <iant@google.com>
4748 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4749 version symbol to be local.
4750 * testsuite/ver_test_4.sh: New file.
4751 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4752 (check_DATA): Add ver_test_4.syms.
4753 (ver_test_4.syms): New target.
4754 * testsuite/Makefile.in: Rebuild.
4757 (Output_section::Input_section_sort_entry::has_priority): New
4759 (Output_section::Input_section_sort_entry::match_file_name): New
4761 (Output_section::Input_section_sort_entry::match_section_name):
4763 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4765 (Output_section::Input_section_sort_entry::match_section_file):
4767 (Output_section::Input_section_sort_compare::operator()): Rewrite
4768 using new Input_section_sort_entry functions. Sort crtbegin and
4769 crtend first. Sort sections with no priority before sections with
4771 * testsuite/initpri1.c (d3): Check j != 4.
4772 (cd5): New constructor/destructor function.
4773 (main): Check j != 2.
4775 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4776 new symbol when resolving, don't call set_is_default.
4777 * testsuite/ver_test_7.cc: New file.
4778 * testsuite/ver_test_7.sh: New file.
4779 * testsuite/Makefile.am (ver_test_7.so): New target.
4780 (ver_test_7.o): New target.
4781 (check_SCRIPTS): Add ver_test_7.sh.
4782 (check_DATA): Add ver_test_7.syms.
4783 (ver_test_7.syms): New target.
4785 2008-03-28 Ian Lance Taylor <iant@google.com>
4787 * layout.cc (Layout::layout): If we see an input section with a
4788 name that needs sorting, set the must_sort flag for the output
4790 (Layout::make_output_section): If the name of the output section
4791 indicates that it might require sorting, set the may_sort flag.
4792 * output.h (Output_section::may_sort_attached_input_sections): New
4794 (Output_section::set_may_sort_attached_input_sections): New
4796 (Output_section::must_sort_attached_input_sections): New
4798 (Output_section::set_must_sort_attached_input_sections): New
4800 (class Output_section): Declare Input_section_sort_entry. Define
4801 Input_section_sort_compare. Declare
4802 sort_attached_input_sections. Add new fields:
4803 may_sort_attached_input_sections_,
4804 must_sort_attached_input_sections_,
4805 attached_input_sections_are_sorted_.
4806 * output.cc (Output_section::Output_section): Initialize new
4808 (Output_section::add_input_section): Add an entry to
4809 input_sections_ if may_sort or must_sort are true.
4810 (Output_section::set_final_data_size): Call
4811 sort_attached_input_sections if necessary.
4812 (Output_section::Input_section_sort_entry): Define new class.
4813 (Output_section::Input_section_sort_compare::operator()): New
4815 (Output_section::sort_attached_input_sections): New function.
4816 * configure.ac: Check whether the compiler supports constructor
4817 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4818 * testsuite/initpri1.c: New file.
4819 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4820 CONSTRUCTOR_PRIORITY.
4821 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4822 (initpri1_LDFLAGS): New variable.
4823 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4825 2008-03-27 Ian Lance Taylor <iant@google.com>
4827 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4828 * testsuite/common_test_1.c: New file.
4829 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4830 (common_test_1_SOURCES): New variable.
4831 (common_test_1_DEPENDENCIES): New variable.
4832 (common_test_1_LDFLAGS): New variable.
4834 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4835 and commons_ correctly when NAME/VERSION does not override
4837 * testsuite/ver_test_6.c: New file.
4838 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4839 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4840 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4842 2008-03-26 Ian Lance Taylor <iant@google.com>
4844 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4845 of an undefined symbol from a version script.
4846 * testsuite/Makefile.am (ver_test_5.so): New target.
4847 (ver_test_5.o): New target.
4848 (check_SCRIPTS): Add ver_test_5.sh.
4849 (check_DATA): Add ver_test_5.syms.
4850 (ver_test_5.syms): New target.
4851 * testsuite/ver_test_5.cc: New file.
4852 * testsuite/ver_test_5.script: New file.
4853 * testsuite/ver_test_5.sh: New file.
4854 * Makefile.in, testsuite/Makefile.in: Rebuild.
4857 Fix problems building gold with gcc 4.3.0.
4858 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4859 (gold_error_at_location, gold_warning_at_location): Use it.
4860 * configure.ac: Check whether we can compile and use a template
4861 function with a printf attribute.
4862 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4863 when jumping over bytes.
4864 * object.cc: Instantiate Object::read_section_data.
4865 * debug.h: Include <cstring>
4866 * dwarf_reader.cc: Include <algorithm>
4867 * main.cc: Include <cstring>.
4868 * options.cc: Include <cstring>.
4869 * output.cc: Include <cstring>.
4870 * script.cc: Include <cstring>.
4871 * script.h: Include <string>.
4872 * symtab.cc: Include <cstring> and <algorithm>.
4873 * target-select.cc: Include <cstring>.
4874 * version.cc: Include <string>.
4875 * testsuite/testmain.cc: Include <cstdlib>.
4876 * configure, config.in: Rebuild.
4878 2008-03-25 Ian Lance Taylor <iant@google.com>
4880 * options.cc: Include "../bfd/bfdver.h".
4881 (options::help): Print bug reporting address.
4883 * version.cc (print_version): Adjust output for current value of
4888 * options.cc (options::help): Print list of supported targets.
4889 * target-select.h: Include <vector>.
4890 (class Target_selector): Make machine_, size_, and is_big_endian_
4891 fields const. Add bfd_name_ and instantiated_target_ fields.
4892 (Target_selector::Target_selector): Add bfd_name parameter.
4893 (Target_selector::recognize): Make non-virtual, call
4895 (Target_selector::recognize_by_name): Make non-virtual, call
4896 do_recognize_by_name.
4897 (Target_selector::supported_names): New function.
4898 (Target_selector::bfd_name): New function.
4899 (Target_selector::do_instantiate_target): New pure virtual
4901 (Target_selector::do_recognize): New virtual function.
4902 (Target_selector::do_recognize_by_name): New virtual function.
4903 (Target_selector::instantiate_target): New private function.
4904 (supported_target_names): Declare.
4905 * target-select.cc (Target_selector::Target_selector): Update for
4906 new parameter and fields.
4907 (select_target_by_name): Check that the name matches before
4908 calling recognize_by_name.
4909 (supported_target_names): New function.
4910 * i386.cc (class Target_selector_i386): Update Target_selector
4911 constructor call. Remove recognize and recognize_by_name. Add
4912 do_instantiate_target.
4913 * x86_64.cc (class Target_selector_x86_64): Likewise.
4914 * testsuite/testfile.cc (class Target_selector_test): Update for
4915 changes to Target_selector.
4917 * README: Rewrite, with some notes on unsupported features.
4919 2008-03-24 Cary Coutant <ccoutant@google.com>
4921 * i386.cc (Target_i386::Got_type): New enum declaration.
4922 (Target_i386::Scan::local): Updated callers of Output_data_got
4924 (Target_i386::Scan::global): Likewise.
4925 (Target_i386::Relocate::relocate): Likewise.
4926 (Target_i386::Relocate::relocate_tls): Likewise.
4927 * object.h (Got_offset_list): New class.
4928 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4929 (Sized_relobj::local_got_offset): Likewise.
4930 (Sized_relobj::set_local_got_offset): Likewise.
4931 (Sized_relobj::local_has_tls_got_offset): Removed.
4932 (Sized_relobj::local_tls_got_offset): Removed.
4933 (Sized_relobj::set_local_tls_got_offset): Removed.
4934 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4935 * output.cc (Output_data_got::add_global): Added got_type parameter.
4936 (Output_data_got::add_global_with_rel): Likewise.
4937 (Output_data_got::add_global_with_rela): Likewise.
4938 (Output_data_got::add_global_pair_with_rel): New function.
4939 (Output_data_got::add_global_pair_with_rela): New function.
4940 (Output_data_got::add_local): Added got_type parameter.
4941 (Output_data_got::add_local_with_rel): Likewise.
4942 (Output_data_got::add_local_with_rela): Likewise.
4943 (Output_data_got::add_local_pair_with_rel): New function.
4944 (Output_data_got::add_local_pair_with_rela): New function.
4945 (Output_data_got::add_global_tls): Removed.
4946 (Output_data_got::add_global_tls_with_rel): Removed.
4947 (Output_data_got::add_global_tls_with_rela): Removed.
4948 (Output_data_got::add_local_tls): Removed.
4949 (Output_data_got::add_local_tls_with_rel): Removed.
4950 (Output_data_got::add_local_tls_with_rela): Removed.
4951 * output.h (Output_data_got::add_global): Added got_type parameter.
4952 (Output_data_got::add_global_with_rel): Likewise.
4953 (Output_data_got::add_global_with_rela): Likewise.
4954 (Output_data_got::add_global_pair_with_rel): New function.
4955 (Output_data_got::add_global_pair_with_rela): New function.
4956 (Output_data_got::add_local): Added got_type parameter.
4957 (Output_data_got::add_local_with_rel): Likewise.
4958 (Output_data_got::add_local_with_rela): Likewise.
4959 (Output_data_got::add_local_pair_with_rel): New function.
4960 (Output_data_got::add_local_pair_with_rela): New function.
4961 (Output_data_got::add_global_tls): Removed.
4962 (Output_data_got::add_global_tls_with_rel): Removed.
4963 (Output_data_got::add_global_tls_with_rela): Removed.
4964 (Output_data_got::add_local_tls): Removed.
4965 (Output_data_got::add_local_tls_with_rel): Removed.
4966 (Output_data_got::add_local_tls_with_rela): Removed.
4967 * resolve.cc (Symbol::override_base_with_special): Removed
4968 reference to has_got_offset_ field.
4969 * symtab.cc (Symbol::init_fields): Replaced initialization
4970 of got_offset_ with got_offsets_. Removed initialization
4972 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4973 (Symbol::got_offset): Likewise.
4974 (Symbol::set_got_offset): Likewise.
4975 (Symbol::has_tls_got_offset): Removed.
4976 (Symbol::tls_got_offset): Removed.
4977 (Symbol::set_tls_got_offset): Removed.
4978 (Symbol::got_offset_): Removed.
4979 (Symbol::tls_mod_got_offset_): Removed.
4980 (Symbol::tls_pair_got_offset_): Removed.
4981 (Symbol::got_offsets_): New field.
4982 (Symbol::has_got_offset): Removed.
4983 (Symbol::has_tls_mod_got_offset): Removed.
4984 (Symbol::has_tls_pair_got_offset): Removed.
4985 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4986 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4988 (Target_x86_64::Scan::global): Likewise.
4989 (Target_x86_64::Relocate::relocate): Likewise.
4990 (Target_x86_64::Relocate::relocate_tls): Likewise.
4992 2008-03-25 Ben Elliston <bje@au.ibm.com>
4994 * yyscript.y: Fix spelling error in comment.
4996 2008-03-24 Ian Lance Taylor <iant@google.com>
4998 * options.h (class General_options): Define build_id option.
4999 * layout.h (class Layout): Declare write_build_id, create_note,
5000 create_build_id. Add build_id_note_ member.
5001 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5002 "libiberty.h", "md5.h", "sha1.h".
5003 (Layout::Layout): Initialize eh_frame_data_,
5004 eh_frame_hdr_section_, and build_id_note_.
5005 (Layout::finalize): Call create_build_id.
5006 (Layout::create_note): New function, broken out of
5007 Layout::create_gold_note.
5008 (Layout::create_gold_note): Call create_note.
5009 (Layout::create_build_id): New function.
5010 (Layout::write_build_id): New function.
5011 (Close_task_runner::run): Call write_build_id.
5013 * x86_64.cc: Correct license to GPLv3.
5015 2008-03-23 Ian Lance Taylor <iant@google.com>
5017 * options.cc: Include "demangle.h".
5018 (parse_optional_string): New function.
5019 (parse_long_option): Handle takes_optional_argument.
5020 (parse_short_option): Update dash_z initializer. Handle
5021 takes_optional_argument.
5022 (General_options::General_options): Initialize do_demangle_.
5023 (General_options::finalize): Set do_demangle_. Handle demangling
5025 * options.h (parse_optional_string): Declare.
5026 (struct One_option): Add optional_arg field. Update constructor.
5027 Update call constructor calls. Add takes_optional_argument
5029 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5030 (DEFINE_optional_string): Define.
5031 (General_options::demangle): Change from DEFINE_bool to
5032 DEFINE_optional_string.
5033 (General_options::no_demangle): New function.
5034 (General_options::do_demangle): New function.
5035 (General_options::set_do_demangle): New function.
5036 (General_options::execstack_status_): Move definition to end of
5038 (General_options::static_): Likewise.
5039 (General_options::do_demangle_): New field.
5040 * object.cc (big_endian>::get_symbol_location_info): Call
5041 Options::do_demangle, not Options::demangle.
5042 * symtab.cc (demangle): Likewise.
5044 2008-03-22 Ian Lance Taylor <iant@google.com>
5046 * gold.h: Include <cstddef> and <sys/types.h>
5047 * options.h: Include <cstring>.
5049 2008-03-21 Ian Lance Taylor <iant@google.com>
5051 * Added source code to GNU binutils.