1 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3 * testsuite/Makefile.am: Add the incremental_test.sh test.
4 * testsuite/incremental_test.sh: New.
5 * testsuite/incremental_test_1.c: New.
6 * testsuite/incremental_test_2.c: New.
8 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
10 * incremental-dump.cc (main): Fix typos.
12 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
15 * incremental-dump.cc (main): Use llu to print 64 bit values.
17 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
18 H.J. Lu <hongjiu.lu@intel.com>
20 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
22 (incremental_dump_LDADD): Likewise.
23 * Makefile.in: Regenerated.
25 2009-11-25 Doug Kwan <dougkwan@google.com>
29 2009-11-25 Doug Kwan <dougkwan@google.com>
31 * arm.cc (Target_arm::Target_arm): Move method definition
32 outside of class definition. Add code to handle
33 --target1-rel, --target1-abs and --target2= options.
34 (Target_arm::get_reloc_reloc_type): Change method to be
36 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
37 New data member declaration.
38 (Target_arm::Scan::local, Target_arm::Scan::global,
39 Target_arm::Relocate::relocate,
40 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
41 Adjust call to Target_arm::get_real_reloc_type.
42 (Target_arm::get_real_reloc_type): Use command line options
43 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
44 * options.h (--target1-rel, --target1-abs, --target2): New
47 2009-11-25 Doug Kwan <dougkwan@google.com>
49 * arm.cc (Target_arm::Target_arm): Move method definition outside of
50 class definition. Add code to handle --target1-rel, --target1-abs
51 and --target2= options.
52 (Target_arm::get_reloc_reloc_type): Change method to be non-static
54 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
56 (Target_arm::Scan::local, Target_arm::Scan::global,
57 Target_arm::Relocate::relocate,
58 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
59 call to Target_arm::get_real_reloc_type.
60 (Target_arm::get_real_reloc_type): Use command line options to
61 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
62 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
65 2009-11-25 Doug Kwan <dougkwan@google.com>
67 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
68 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
69 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
71 (Arm_relocate_functions::thm_call): Replace body with a call to
72 Arm_relocate_functions::thumb_branch_common.
73 (Arm_relocate_functions::thm_jump24,
74 Arm_relocate_functions::thm_xpc22): New method definitions.
75 (Arm_relocate_functions::thumb_branch_common): New method definition.
76 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
78 (Target_arm::Relocate::relocate): Adjust call to thm_call.
79 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
81 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
83 * Makefile.am: Build incremental-dump
84 * Makefile.in: Regenerate.
85 * incremental-dump.cc: New.
86 * incremental.cc (Incremental_inputs_header_data,
87 Incremental_inputs_entry_data): Move to incremental.h
88 * incremental.h: (Incremental_inputs_header_data,
89 Incremental_inputs_entry_data): Move from incremental.cc
91 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
93 * incremental.cc (Incremental_inputs_header,
94 Incremental_inputs_header_write, Incremental_inputs_entry,
95 Incremental_inputs_entry_write): Add a typedef with the data type.
97 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
99 * incremental.cc (Incremental_inputs_header,
100 Incremental_inputs_header_write, Incremental_inputs_entry,
101 Incremental_inputs_entry_write): Update comment about which
102 type has the filed descriptions.
104 2009-11-15 Doug Kwan <dougkwan@google.com>
106 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
107 (Arm_relocate_functions::arm_branch_common): Change method defintion
108 in class definition to a method declaration and update list of formal
110 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
111 Arm_relocation_functions::jump24): Adjust call to
112 Arm_relocate_functions::arm_branch_common. Update list of formal
114 (Arm_relocate_functions::xpc25): New method definition.
115 (Arm_relocate_functions::arm_branch_common): Move method defintion
116 out from class definition. Use stubs for mode-switching and extending
118 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
119 specially. Change code to enable use of stubs in ARM branches.
121 2009-11-10 Doug Kwan <dougkwan@google.com>
123 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
124 in method declaration.
125 (Target_arm::relocate_stub): New method declaration.
126 (Target_arm::default_target): Change to return a pointer instead of
128 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
129 Target_arm::default_target.
130 (Arm_Relobj::do_relocate_sections): Remove options paramater in
132 (Target_arm::relocate_section): Adjust view.
133 (Target_arm::relocate_stub): New method definition.
135 2009-11-10 Doug Kwan <dougkwan@google.com>
137 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
139 * incremental.cc (open_incremental_binary): Initialized local
140 variables to avoid warnings.
141 * object.cc (make_elf_object): Ditto.
142 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
145 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
148 * testsuite/plugin_test.c: Include "config.h".
150 2009-11-09 Doug Kwan <dougkwan@google.com>
152 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
153 (arm_symbol_value): Remove.
154 (Arm_relocate_functions::arm_branch_common,
155 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
156 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
157 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
158 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
159 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
160 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
161 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
162 Arm_relocate_functions::thm_mobw_abs_nc,
163 Arm_relocate_functions::thm_mov_abs,
164 Arm_relocate_functions::movw_prel_nc,
165 Arm_relocate_functions::thm_movt_abs,
166 Arm_relocate_functions::movt_prel,
167 Arm_relocate_functions::thm_movw_prel_nc,
168 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
169 (Target_arm::Relocate::relocate): Only decompose address into two
170 parts if relocation type uses the thumb-bit and pass the actual
171 bit instead of a flag indicating that the thumb-bit is used. Adjust
172 calls to methods in Arm_relocate_functions for this change.
174 2009-11-08 Ian Lance Taylor <ian@airs.com>
177 * reloc.cc: Instantiate
178 Sized_relobj::initialize_input_to_output_maps and
179 Sized_relobj:free_input_to_output_maps.
181 2009-11-06 Ian Lance Taylor <iant@google.com>
184 * defstd.cc (in_segment): Set only_if_ref true for "end".
186 2009-11-06 Doug Kwan <dougkwan@google.com>
188 * arm.cc (class Reloc_stub): Correct a comment.
189 (Target_arm::Target_arm): Initialize arm_input_section_map_.
190 (Target_arm::scan_section_for_stubs): New method declaration.
191 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
192 Change methods from private to protected.
193 (Target_arm::do_may_relax): New method definition.
194 (Target_arm::do_relax, Target_arm::group_sections,
195 Target_arm::scan_reloc_for_stub,
196 Target_arm::scan_reloc_section_for_stubs): New method declarations.
197 (Target_arm::arm_input_section_map_): New data member declaration.
198 (Target_arm::scan_reloc_for_stub,
199 Target_arm::scan_reloc_section_for_stubs,
200 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
201 Target_arm::do_relax): New method definitions.
203 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
205 * configure.ac: Check for (struct stat)::st_mtim
206 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
207 * config.in: Regenerate.
208 * configure: Regenerate.
210 2009-11-05 Ian Lance Taylor <iant@google.com>
213 * output.cc (Output_segment::add_output_section): Add missing
216 2009-11-04 Ian Lance Taylor <iant@google.com>
219 * object.h (class Object): Add is_needed and set_is_needed
220 methods. Add is_needed_ field. Make bool fields into bitfields.
221 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
222 defined in a dynamic object and referenced by a regular object,
223 set is_needed for the dynamic object.
224 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
225 if the file is marked with as_needed and it is not needed.
227 2009-11-04 Ian Lance Taylor <iant@google.com>
230 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
231 tags if data is discarded by linker script.
232 * i386.cc (Target_i386::do_finalize_sections): Likewise.
233 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
234 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
235 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
237 2009-11-04 Ian Lance Taylor <iant@google.com>
239 * layout.cc (Layout::get_output_section): Add is_interp and
240 is_dynamic_linker_section parameters. Change all callers.
241 (Layout::choose_output_section): Likewise.
242 (Layout::make_output_section): Likewise.
243 (Layout::add_output_section_data): Add is_dynamic_linker_section
244 parameter. Change all callers.
245 * layout.h (class Layout): Update declarations.
246 * output.h (class Output_section): Add is_interp, set_is_interp,
247 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
248 Add is_interp_, is_dynamic_linker_section_ fields. Change
249 generate_code_fills_at_write_ to a bitfield.
250 * output.cc (Output_section::Output_sections): Initialize new
252 (Output_segment::add_output_section): Add do_sort parameter.
255 2009-11-03 Ian Lance Taylor <iant@google.com>
258 * options.h (class General_options): Add --warn-common.
259 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
260 merging two common symbols.
261 (Symbol_table::should_override): Handle --warn-common when merging
262 a common symbol with a defined symbol. Use report_resolve_problem
263 for multiple definitions.
264 (Symbol_table::report_resolve_problem): New function.
265 * symtab.h (class Symbol_table): Declare report_resolve_problem.
267 2009-11-03 Doug Kwan <dougkwan@google.com>
269 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
271 (Target_arm::stub_factory): New method definition.
272 (Target_arm::new_arm_input_section,
273 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
274 Target_arm::reloc_uses_thumb_bit): New method declarations.
275 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
276 New type definitions.
277 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
279 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
280 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
281 New method definitions.
283 2009-11-03 Ian Lance Taylor <iant@google.com>
285 * options.h (class General_options): Add --warn_constructors.
287 2009-11-03 Ian Lance Taylor <iant@google.com>
290 * defstd.cc (in_section): Add entries for __rel_iplt_start,
291 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
293 2009-11-03 Ian Lance Taylor <iant@google.com>
296 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
297 --msgid-bugs-address.
298 (install-pdf): New target.
299 (install-data_yes): Look up one directory to find mkinstalldirs.
301 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
303 * po/Make-in (.po.gmo): Don't generate .gmo files in source
306 2009-10-30 Doug Kwan <dougkwan@google.com>
308 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
310 2009-10-30 Doug Kwan <dougkwan@google.com>
312 * arm.cc (Stub_addend_reader): New struct template definition
313 and partial specializations.
314 (Stub_addend_reader::operator()): New method definition for a
315 partially specialized template.
317 2009-10-30 Doug Kwan <dougkwan@google.com>
319 * arm.cc (Arm_relobj::processor_specific_flags): New method
321 (Arm_relobj::do_read_symbols): New method declaration.
322 (Arm_relobj::processor_specific_flags_): New data member declaration.
323 (Arm_dynobj): New class definition.
324 (Target_arm::do_finalize_sections): Add input_objects parameter.
325 (Target_arm::do_adjust_elf_header): New method declaration.
326 (Target_arm::are_eabi_versions_compatible,
327 (Target_arm::merge_processor_specific_flags): New method declaration.
328 (Target_arm::do_make_elf_object): New overloaded method definitions
330 (Arm_relobj::do_read_symbols): New method definition.
331 (Arm_dynobj::do_read_symbols): Ditto.
332 (Target_arm::do_finalize_sections): Add input_objects parameters.
333 Merge processor-specific flags from all input objects.
334 (Target_arm::are_eabi_versions_compatible,
335 Target_arm::merge_processor_specific_flags,
336 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
337 New method definitions.
338 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
339 Input_objects pointer type parameter.
340 * layout.cc (Layout::finalize): Pass input objects to target's.
341 finalize_sections function.
342 * output.cc (Output_file_header::do_sized_write): Set ELF file
343 header's processor-specific flags.
344 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
345 Input_objects pointer type parameter.
346 * sparc.cc (Target_sparc::do_finalize_sections): Same.
347 * target.h (Input_objects): New forward class declaration.
348 (Target::processor_specific_flags,
349 Target::are_processor_specific_flags_sect): New method definitions.
350 (Target::finalize_sections): Add input_objects parameter.
351 (Target::Target): Initialize processor_specific_flags_ and
352 are_processor_specific_flags_set_.
353 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
355 (Target::set_processor_specific_flags): New method definition.
356 (Target::processor_specific_flags_,
357 Target::are_processor_specific_flags_set_): New data member
359 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
360 Input_objects pointer type parameter.
362 2009-10-30 Doug Kwan <dougkwan@google.com>
364 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
366 2009-10-28 Ian Lance Taylor <iant@google.com>
368 * object.h (class Relobj): Drop options parameter from
369 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
370 do_scan_relocs, do_relocate. Change all callers.
371 (class Sized_relobj): Drop options parameters from
372 do_gc_process_relocs, do_scan_relocs, do_relocate,
373 do_relocate_sections, relocate_sections, emit_relocs_scan,
374 emit_relocs_scan_reltype. Change all callers.
375 (struct Relocate_info): Remove options field and all references to
377 * reloc.h (class Read_relocs): Remove options constructor
378 parameter and options_ field. Change all callers.
379 (class Gc_process_relocs, class Scan_relocs): Likewise.
380 (class Relocate_task): Likewise.
381 * target-reloc.h (scan_relocs): Remove options parameter. Change
383 (scan_relocatable_relocs): Likewise.
384 * target.h (class Sized_target): Remove options parameter from
385 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
387 * gc.h (gc_process_relocs): Remove options parameter. Change all
389 * arm.cc: Update functions to remove options parameters.
391 * powerpc.cc: Likewise.
392 * sparc.cc: Likewise.
393 * x86_64.cc: Likewise.
394 * testsuite/testfile.cc: Likewise.
396 2009-10-28 Doug Kwan <dougkwan@google.com>
398 * arm.cc (Arm_relobj): New class definition.
399 (Arm_relobj::scan_sections_for_stubs,
400 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
401 New method definitions.
403 2009-10-28 Cary Coutant <ccoutant@google.com>
405 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
406 (Plugin::cleanup_done_): New member.
407 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
408 (Plugin_manager::cleanup_done_): Remove.
409 (Plugin_manager::add_input_file): Edit error message.
410 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
411 (Plugin_manager::cleanup): Remove use of cleanup_done_.
413 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
415 * fileread.cc: (File_read::View::~View): Use the new
416 data_ownership_ filed.
417 (File_read::~File_read): Dispose the new whole_file_view_.
418 (File_read::open): Mmap the whole file if needed.
419 (File_read::open): Use whole_file_view_ instead of contents_.
420 (File_read::find_view): Use whole_file_view_ if applicable.
421 (File_read::do_read): Use whole_file_view_ instead of contents_.
422 (File_read::make_view): Use whole_file_view_ instead of contents_,
423 update File_read::View::View call.
424 (File_read::find_or_make_view): Update File_read::View::View
426 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
428 (File_read::View::Data_ownership): New enum.
429 (File_read::View::View): Replace bool mapped_ with Data_ownership
431 (File_read::View::mapped_): Remove (replaced by data_ownership_).
432 (File_read::View::data_ownership_): New field.
433 (File_read::contents_): Remove (replaced by whole_file_view_).
434 (File_read::whole_file_view_): New field.
435 * options.h (class General_options): Add --keep-files-mapped.
437 2009-10-27 Cary Coutant <ccoutant@google.com>
439 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
440 * testsuite/Makefile.am (plugin_test_5): New test case.
441 * testsuite/Makefile.in: Regenerate.
443 2009-10-25 Doug Kwan <dougkwan@google.com>
445 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
446 from private to protected to allow access by child class.
447 (Sized_relobj::do_relocate_sections): New method declaration.
448 (Sized_relobj::relocate_sections): Virtualize.
449 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
450 Sized_relobj::relocate_sections. Instantiate template explicitly
451 for different target sizes and endianity.
453 2009-10-24 Doug Kwan <dougkwan@google.com>
455 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
456 (Arm_input_section::as_arm_input_section): New method.
457 (Arm_output_section): New class definition.
458 (Arm_output_section::create_stub_group,
459 Arm_output_section::group_sections): New method definitions.
461 2009-10-22 Doug Kwan <dougkwan@google.com>
463 * arm.cc (Arm_input_section): New class definition.
464 (Arm_input_section::init, Arm_input_section:do_write,
465 Arm_input_section::set_final_data_size,
466 Arm_input_section::do_reset_address_and_file_offset): New method
469 2009-10-21 Doug Kwan <dougkwan@google.com>
471 * arm.cc (Stub_table, Arm_input_section): New forward class
473 (Stub_table): New class defintion.
474 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
475 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
476 New method definition.
478 2009-10-21 Doug Kwan <dougkwan@google.com>
480 * arm.cc: Update copyright comments.
481 (Target_arm): New forward class template declaration.
482 (Arm_address): New type.
483 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
484 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
485 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
487 (Insn_template): Same.
488 (DEF_STUBS): New macro.
489 (Stub_type): New enum type.
490 (Stub_template): New class definition.
493 (Stub_factory): Same.
494 (Target_arm::Target_arm): Initialize may_use_blx_ and
495 should_force_pic_veneer_.
496 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
497 Target_arm::should_force_pic_veneer,
498 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
499 Target_arm::using_thumb_only, Target_arm:;default_target): New
501 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
502 New data member declarations.
503 (Insn_template::size, Insn_template::alignment): New method defintions.
504 (Stub_template::Stub_template): New method definition.
505 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
506 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
507 (Stub_factory::Stub_factory): New method definition.
508 * gold.h (string_hash): New template.
509 * output.h (Input_section_specifier::hash_value): Use
511 (Input_section_specifier::string_hash): Remove.
512 * stringpool.cc (Stringpool_template::string_hash): Use
515 2009-10-20 Doug Kwan <dougkwan@google.com>
517 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
518 symbols of relaxed input sections.
519 * output.h (Output_section::find_relaxed_input_section): Make
522 2009-10-16 Doug Kwan <dougkwan@google.com>
524 * dynobj.cc (Versions::Versions): Initialize version_script_.
525 Only insert base version symbol definition for a shared object
526 if version script defines any version versions.
527 (Versions::define_base_version): New method definition.
528 (Versions::add_def): Check that base version is not needed.
529 (Versions::add_need): Define base version lazily.
530 * dynobj.h (Versions::define_base_version): New method declaration.
531 (Versions::needs_base_version_): New data member declaration.
532 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
533 (check_DATA): Add no_version_test.stdout.
534 (libno_version_test.so, no_version_test.o no_version_test.stdout):
536 * testsuite/Makefile.in: Regenerate.
537 * testsuite/no_version_test.c: New file.
538 * testsuite/no_version_test.sh: Ditto.
540 2009-10-16 Doug Kwan <dougkwan@google.com>
542 * expression.cc (class Segment_start_expression): New class definition.
543 (Segment_start_expression::value): New method definition.
544 (script_exp_function_segment_start): Return a new
545 Segment_start_expression.
546 * gold/script-c.h (script_saw_segment_start_expression): New function
548 * script-sections.cc (Script_sections::Script_sections): Initialize
549 SAW_SEGMENT_START_EXPRESSION_ to false.
550 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
551 and -Tbbs options to specify section addresses if given in
552 command line and no SEGMENT_START expression is seen in a script.
553 * script-sections.h (Script_sections::saw_segment_start_expression,
554 Script_sections::set_saw_segment_start_expression): New method
556 (Script_sections::saw_segment_start_expression_): New data member
558 * script.cc (script_saw_segment_start_expression): New function.
559 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
560 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
561 script_test_7.sh and script_test_8.sh.
562 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
563 script_test_8.stdout.
564 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
565 (script_test_6, script_test_6.stdout, script_test_7,
566 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
567 * Makefile.in: Regenerate.
568 * testsuite/script_test_6.sh: New file.
569 * testsuite/script_test_6.t: Same.
570 * testsuite/script_test_7.sh: Same.
571 * testsuite/script_test_7.t: Same.
572 * testsuite/script_test_8.sh: Same.
574 2009-10-16 Doug Kwan <dougkwan@google.com>
576 * output.cc (Output_segment::set_section_list_address): Cast
577 expressions to unsigned long long type to avoid format warnings.
579 2009-10-15 Ian Lance Taylor <iant@google.com>
581 * script.cc (Script_options::add_symbol_assignment): Always add a
582 dot assignment to script_sections_.
583 * script-sections.cc (Script_sections::add_dot_assignment):
584 Initialize if necessary.
586 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
587 program headers with no load segment if there is a linker script.
589 * layout.cc (Layout::set_segment_offsets): Align the file offset
590 to the segment aligment for -N or -n with no load segment.
591 * output.cc (Output_segment::add_output_section): Don't crash if
592 the first section is a TLS section.
593 (Output_segment::set_section_list_addresses): Print an error
594 message if the address moves backward in a linker script.
596 (Output_section_element_input::set_section_addresses): Don't
597 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
598 (Orphan_output_section::set_section_addresses): Likewise.
600 2009-10-15 Doug Kwan <dougkwan@google.com>
602 * layout.cc (Layout::finish_dynamic_section): Generate tags
603 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
604 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
605 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
607 2009-10-14 Ian Lance Taylor <iant@google.com>
609 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
611 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
612 data_shdr fields of relinfo.
613 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
614 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
615 R_386_TLS_LDO_32, adjust based on section flags.
616 (Target_i386::Relocate::fix_up_ldo): Remove.
618 2009-10-13 Ian Lance Taylor <iant@google.com>
620 Add support for -pie.
621 * options.h (class General_options): Add -pie and
623 (General_options::output_is_position_independent): Test -pie.
624 (General_options::output_is_executable): Return true if not shared
626 (General_options::output_is_pie): Remove.
627 * options.cc (General_options::finalize): Reject incompatible uses
629 * gold.cc (queue_middle_tasks): A -pie link is not static.
630 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
631 * symtab.cc (Symbol::final_value_is_known): Return false if
632 output_is_position_independent.
633 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
634 output_is_position_independent.
635 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
636 output_is_position_independent.
637 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
638 output_is_position_independent.
639 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
641 (basic_pie_test.o, basic_pie_test): New targets.
642 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
643 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
644 (two_file_pie_test): New target.
645 * testsuite/Makefile.in: Rebuild.
646 * README: Remove note saying that -pie is not supported.
648 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
650 * options.h (class General_options): Add -init and -fini.
651 * layout.cc (Layout::finish_dynamic_section): Emit
652 given init and fini functions.
654 2009-10-13 Sriraman Tallam <tmsriram@google.com>
656 * gc.h (gc_process_relocs): Check if icf is enabled using new
658 * gold.cc (queue_initial_tasks): Likewise.
659 (queue_middle_tasks): Likewise.
660 * object.cc (do_layout): Likewise.
661 * symtab.cc (is_section_folded): Likewise.
662 * main.cc (main): Likewise.
663 * reloc.cc (Read_relocs::run): Likewise.
664 (Sized_relobj::do_scan_relocs): Likewise.
665 * icf.cc (is_function_ctor_or_dtor): New function.
666 (Icf::find_identical_sections): Check if function is ctor or dtor when
668 * options.h (General_options::icf): Change option to be an enum.
669 (Icf_status): New enum.
670 (icf_enabled): New method.
671 (icf_safe_folding): New method.
672 (set_icf_status): New method.
673 (icf_status_): New variable.
674 * (options.cc) (General_options::finalize): Set icf_status_.
675 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
676 icf_test and icf_keep_unique_test to use the --icf enum flag.
677 * testsuite/icf_safe_test.sh: New file.
678 * testsuite/icf_safe_test.cc: New file.
680 2009-10-12 Sriraman Tallam <tmsriram@google.com>
682 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
683 includes to gc.h and icf.h.
684 * arm.cc: Include gc.h.
687 * powerpc.cc: Likewise.
688 * sparc.cc: Likewise.
689 * x86_64.cc: Likewise.
690 * gc.h: Include icf.h.
692 2009-10-11 Ian Lance Taylor <iant@google.com>
694 * plugin.cc: Include "gold.h" before other header files.
696 2009-10-10 Chris Demetriou <cgd@google.com>
698 * options.h (Input_file_argument::Input_file_type): New enum.
699 (Input_file_argument::is_lib_): Replace with...
700 (Input_file_argument::type_): New member.
701 (Input_file_argument::Input_file_argument): Take Input_file_type
702 'type' rather than boolean 'is_lib' as second argument.
703 (Input_file_argument::is_lib): Use type_.
704 (Input_file_argument::is_searched_file): New function.
705 (Input_file_argument::may_need_search): Handle is_searched_file.
706 * options.cc (General_options::parse_library): Support -l:filename.
707 (General_options::parse_just_symbols): Update for Input_file_argument
709 (Command_line::process): Likewise.
710 * archive.cc (Archive::get_file_and_offset): Likewise.
711 * plugin.cc (Plugin_manager::release_input_file): Likewise.
712 * script.cc (read_script_file, script_add_file): Likewise.
713 * fileread.cc (Input_file::Input_file): Likewise.
714 (Input_file::will_search_for): Handle is_searched_file.
715 (Input_file::open): Likewise.
716 * readsyms.cc (Read_symbols::get_name): Likewise.
717 * testsuite/Makefile.am (searched_file_test): New test.
718 * testsuite/Makefile.in: Regenerate.
719 * testsuite/searched_file_test.cc: New file.
720 * testsuite/searched_file_test_lib.cc: New file.
722 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
723 Ian Lance Taylor <iant@google.com>
725 * descriptor.cc: Include <cstdio> and "binary-io.h".
726 (Descriptors::open): Open the files in binary mode always.
727 * script.cc (Lex::get_token): Treat \r as whitespace.
729 2009-10-09 Ian Lance Taylor <iant@google.com>
731 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
733 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
734 Ian Lance Taylor <iant@google.com>
736 * configure.ac: Check for readv function also.
737 * fileread.cc (readv): Define if not HAVE_READV.
738 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
740 * config.in: Regenerate.
741 * configure: Regenerate.
743 2009-10-09 Doug Kwan <dougkwan@google.com>
745 * layout.cc (Layout::make_output_section): Call target hook to make
746 ordinary output section.
747 (Layout::finalize): Adjust parameter list of call the
749 * layout.h (class Layout::section_list): New method.
750 * merge.h (Output_merge_base::entsize): Change visibility to public.
751 (Output_merge_base::is_string, Output_merge_base::do_is_string):
753 (Output_merge_string::do_is_string): New method.
754 * object.cc (Sized_relobj::do_setup): renamed from
755 Sized_relobj::set_up.
756 * object.h (Sized_relobj::adjust_shndx,
757 Sized_relobj::initializ_input_to_output_maps,
758 Sized_relobj::free_input_to_output_maps): Change visibilities to
760 (Sized_relobj::setup): Virtualize.
761 (Sized_relobj::do_setup): New method declaration.
762 (Sized_relobj::invalidate_section_offset,
763 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
764 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
765 * options.cc (parse_int): New function.
766 * options.h (parse_int): New declaration.
767 (DEFINE_int): New macro.
768 (stub_group_size): New option.
769 * output.cc (Output_section::Output_section): Initialize memebers
770 merge_section_map_, merge_section_by_properties_map_,
771 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
772 (Output_section::add_input_section): Handled deferred code-fill
773 generation and remove an old comment.
774 (Output_section::add_relaxed_input_section): New method definition.
775 (Output_section::add_merge_input_section): Use merge section by
776 properties map to speed to search. Update merge section maps
778 (Output_section::build_relaxation_map): New method definition.
779 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
781 (Output_section::relax_input_section): Renamed to
782 Output_section::convert_input_sections_to_relaxed_sections and change
783 interface to take a vector of pointers to relaxed sections.
784 (Output_section::find_merge_section,
785 Output_section::find_relaxed_input_section): New method definitions.
786 (Output_section::is_input_address_mapped,
787 Output_section::output_offset, Output_section::output_address):
788 Use output section data maps to speed up searching.
789 (Output_section::find_starting_output_address): Add comments.
790 (Output_section::do_write,
791 Output_section::write_to_postprocessing_buffer): Do code-fill
792 generation as appropriate.
793 (Output_section::get_input_sections): Invalidate relaxed input section
795 (Output_section::restore_states): Adjust type of checkpoint .
796 Invalidate relaxed input section map.
797 * output.h (Output_merge_base): New class declaration.
798 (Input_section_specifier): New class defintion.
799 (class Output_relaxed_input_section) Change base class to
800 Output_section_data_build.
801 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
802 base class initializer.
803 (Output_section::add_relaxed_input_section): New method declaration.
804 (Output_section::Input_section): Change visibility to protected.
805 (Output_section::Input_section::relobj,
806 Output_section::Input_section::shndx): Handle relaxed input sections.
807 Output_section::input_sections) Change visibility to protected. Also
808 define overload to return a non-const pointer.
809 (Output_section::Merge_section_properties): New class defintion.
810 (Output_section::Merge_section_by_properties_map,
811 Output_section::Output_section_data_by_input_section_map,
812 Output_section::Relaxation_map): New types.
813 (Output_section::relax_input_section): Rename method to
814 Output_section::convert_input_sections_to_relaxed_sections and change
815 interface to take a vector of relaxed section pointers.
816 (Output_section::find_merge_section,
817 Output_section::find_relaxed_input_section,
818 Output_section::build_relaxation_map,
819 Output_section::convert_input_sections_in_list_to_relaxed_sections):
820 New method declarations.
821 (Output_section::merge_section_map_
822 Output_section::merge_section_by_properties_map_,
823 Output_section::relaxed_input_section_map_,
824 Output_section::is_relaxed_input_section_map_valid_,
825 Output_section::generate_code_fills_at_write_): New data members.
827 (Output_section_element_input::set_section_addresses): Call
828 current_data_size and addralign methods of relaxed input sections.
829 (Orphan_output_section::set_section_addresses): Call current_data_size
830 and addralign methods of relaxed input sections.
831 * symtab.cc (Symbol_table::compute_final_value): Extract template
832 from the body of Symbol_table::sized_finalize_symbol.
833 (Symbol_table::sized_finalized_symbol): Call
834 Symbol_table::compute_final_value.
835 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
836 (Symbol_table::compute_final_value): New templated method declaration.
837 * target.cc (Target::do_make_output_section): New method defintion.
838 * target.h (Target::make_output_section): New method declaration.
839 (Target::relax): Add more parameters for input objects, symbol table
840 and layout. Adjust call to do_relax.
841 (Target::do_make_output_section): New method declaration.
842 (Target::do_relax): Add parameters for input objects, symbol table
845 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
847 * pread.c: Include stdio.h.
849 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
851 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
854 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
856 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
857 Change read_shndx type to unsigned int.
858 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
860 (Sized_dwarf_line_info::read_line_mappings): Likewise.
861 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
862 Change read_shndx type to unsigned int.
863 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
865 (Sized_dwarf_line_info::read_line_mappings): Likewise.
866 * layout.cc (Layout::create_symtab_sections): Cast the result of
867 local_symcount * symsize to off_t in the gold_assert.
869 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
871 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
872 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
874 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
875 (Arm_relocate_functions::thm_abs5): New function.
876 (Arm_relocate_functions::abs12): New function.
877 (Arm_relocate_functions::abs16): New function.
878 (Arm_relocate_functions::base_abs): New function.
879 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
880 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
881 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
883 (Scan::global): Likewise.
884 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
885 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
886 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
887 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
890 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
892 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
893 (Arm_relocate_functions::movt_prel): New function.
894 (Arm_relocate_functions::thm_movw_prel_nc): New function.
895 (Arm_relocate_functions::thm_movt_prel): New function.
896 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
897 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
898 (Scan::global, Relocate::relocate): Likewise.
899 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
901 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
903 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
905 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
907 (class Incremental_inputs_header): New class.
908 (Incremental_inputs_header_writer): Edit comment.
909 (Incremental_inputs_entry): New class.
910 (Incremental_inputs_entry_writer): Edit comment.
911 (Sized_incremental_binary::do_find_incremental_inputs_section):
912 Add *strtab_shndx parameter, fill it.
913 (Sized_incremental_binary::do_check_inputs): New method.
914 (Incremental_checker::can_incrementally_link_output_file): Use
915 Sized_incremental_binary::check_inputs.
916 (Incremental_inputs::report_command_line): Save command line in
919 (Incremental_binary::find_incremental_inputs_section): New
921 (Incremental_binary::do_find_incremental_inputs_section): Add
922 strtab_shndx parameter.
923 (Incremental_binary::do_check_inputs): New pure virtual method.
924 (Sized_incremental_binary::do_check_inputs): Declare.
925 (Incremental_checker::Incremental_checker): Add incremental_inputs
926 parameter, use it to initialize incremental_inputs_.
927 (Incremental_checker::incremental_inputs_): New field.
928 (Incremental_checker::command_line): New method.
929 (Incremental_checker::inputs): New method.
930 (Incremental_checker::command_line_): New field.
932 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
934 * incremental.cc: Include <cstdarg> and "target-select.h".
935 (vexplain_no_incremental): New function.
936 (explain_no_incremental): New function.
937 (Incremental_binary::error): New method.
938 (Sized_incremental_binary::do_find_incremental_inputs_section): New
940 (make_sized_incremental_binary): New function.
941 (open_incremental_binary): New function.
942 (can_incrementally_link_file): Add checks if output is ELF and has
944 * incremental.h: Include "elfcpp_file.h" and "output.h".
945 (Incremental_binary): New class.
946 (Sized_incremental_binary): New class.
947 (open_incremental_binary): Declare.
948 * object.cc (is_elf_object): Use
949 elfcpp::Elf_recognizer::is_elf_file.
950 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
951 * output.h (Output_file::filesize): New method.
953 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
955 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
957 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
958 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
960 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
962 (Arm_relocate_functions::movw_abs_nc): New function.
963 (Arm_relocate_functions::movt_abs): New function.
964 (Arm_relocate_functions::thm_movw_abs_nc): New function.
965 (Arm_relocate_functions::thm_movt_abs): New function.
966 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
967 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
968 (Scan::global): Likewise.
969 (Relocate::relocate): Likewise.
970 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
972 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
974 * arm.cc (Arm_relocate_functions::got_prel) New function.
975 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
976 (Relocate::relocate): Likewise.
977 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
979 2009-10-06 Ian Lance Taylor <iant@google.com>
981 * options.h (class General_options): Define
982 split_stack_adjust_size parameter.
983 * object.h (class Object): Add uses_split_stack_ and
984 has_no_split_stack_ fields. Add uses_split_stack and
985 has_no_split_stack accessor functions. Declare
986 handle_split_stack_section.
987 (class Reloc_symbol_changes): Define.
988 (class Sized_relobj): Define Function_offsets. Declare
989 split_stack_adjust, split_stack_adjust_reltype, and
991 * object.cc (Object::handle_split_stack_section): New function.
992 (Sized_relobj::do_layout): Call handle_split_stack_section.
993 * dynobj.cc (Sized_dynobj::do_layout): Call
994 handle_split_stack_section.
995 * reloc.cc (Sized_relobj::relocate_sections): Call
996 split_stack_adjust for executable sections in split_stack
997 objects. Pass reloc_map to relocate_section.
998 (Sized_relobj::split_stack_adjust): New function.
999 (Sized_relobj::split_stack_adjust_reltype): New function.
1000 (Sized_relobj::find_functions): New function.
1001 * target-reloc.h: Include "object.h".
1002 (relocate_section): Add reloc_symbol_changes parameter. Change
1004 * target.h (class Target): Add calls_non_split method. Declare
1005 do_calls_non_split virtual method. Declare match_view and
1007 * target.cc: Include "elfcpp.h".
1008 (Target::do_calls_non_split): New function.
1009 (Target::match_view): New function.
1010 (Target::set_view_to_nop): New function.
1011 * gold.cc (queue_middle_tasks): Give an error if mixing
1012 split-stack and non-split-stack objects with -r.
1013 * i386.cc (Target_i386::relocate_section): Add
1014 reloc_symbol_changes parameter.
1015 (Target_i386::do_calls_non_split): New function.
1016 * x86_64.cc (Target_x86_64::relocate_section): Add
1017 reloc_symbol_changes parameter.
1018 (Target_x86_64::do_calls_non_split): New function.
1019 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1021 * powerpc.cc (Target_powerpc::relocate_section): Add
1022 reloc_symbol_changes parameter.
1023 * sparc.cc (Target_sparc::relocate_section): Add
1024 reloc_symbol_changes parameter.
1025 * configure.ac: Call AM_CONDITIONAL for the default target.
1026 * configure: Rebuild.
1027 * testsuite/Makefile.am (TEST_AS): New variable.
1028 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1029 (check_DATA): Add split_i386 and split_x86_64 files.
1030 (SPLIT_DEFSYMS): Define.
1031 (split_i386_[1234n].o): New targets.
1032 (split_i386_[124]): New targets.
1033 (split_i386_[1234r].stdout): New targets.
1034 (split_x86_64_[1234n].o): New targets.
1035 (split_x86_64_[124]): New targets.
1036 (split_x86_64_[1234r].stdout): New targets.
1037 (MOSTLYCLEANFILES): Add new executables.
1038 * testsuite/split_i386.sh: New file.
1039 * testsuite/split_x86_64.sh: New file.
1040 * testsuite/split_i386_1.s: New file.
1041 * testsuite/split_i386_2.s: New file.
1042 * testsuite/split_i386_3.s: New file.
1043 * testsuite/split_i386_4.s: New file.
1044 * testsuite/split_i386_n.s: New file.
1045 * testsuite/split_x86_64_1.s: New file.
1046 * testsuite/split_x86_64_2.s: New file.
1047 * testsuite/split_x86_64_3.s: New file.
1048 * testsuite/split_x86_64_4.s: New file.
1049 * testsuite/split_x86_64_n.s: New file.
1050 * testsuite/testfile.cc (Target_test): Update relocation_section
1052 * testsuite/Makefile.in: Rebuild.
1054 2009-10-06 Ian Lance Taylor <iant@google.com>
1056 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1057 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1058 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1059 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1060 the address on ldo_addrs_.
1061 (Target_i386::Relocate::fix_up_ldo): New function.
1063 2009-10-06 Rafael Espindola <espindola@google.com>
1065 * plugin.cc (add_input_library): New.
1066 (Plugin::load): Add add_input_library to tv.
1067 (Plugin_manager::add_input_file): Add the is_lib argument.
1068 (add_input_file): Update call to Plugin_manager::add_input_file.
1069 (add_input_library): New.
1070 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1072 2009-09-30 Doug Kwan <dougkwan@google.com>
1074 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1075 symbol and call Symbol::may_need_copy_reloc to determine if
1076 a copy reloc is needed.
1077 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1078 nocopyreloc is given in command line.
1079 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1080 given in command line.
1081 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1082 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1083 of the removed Target_i386::may_need_copy_reloc.
1084 * options.h (copyreloc): New option with default value false.
1085 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1086 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1087 instead of the removed Target_powerpc::may_need_copy_reloc.
1088 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1089 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1090 instead of the removed Target_sparc::may_need_copy_reloc.
1091 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1092 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1093 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1094 instead of the removed Target_x86_64::may_need_copy_reloc.
1096 2009-09-30 Ian Lance Taylor <iant@google.com>
1098 * object.h (class Object): Remove target_ field, and target,
1099 sized_target, and set_target methods.
1100 (Object::sized_target): Remove.
1101 (class Sized_relobj): Update declarations. Remove sized_target.
1102 * object.cc (Sized_relobj::setup): Remove target parameter.
1104 (Input_objects::add_object): Don't do anything with the target.
1105 (make_elf_sized_object): Add punconfigured parameter. Change all
1106 callers. Set or test parameter target.
1107 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1109 * parameters.cc (Parameters::set_target): Change parameter type to
1111 (Parameters::default_target): Remove.
1112 (set_parameters_target): Change parameter type to be non-const.
1113 (parameters_force_valid_target): New function.
1114 (parameters_clear_target): New function.
1115 * parameters.h (class Parameters): Update declarations. Remove
1116 default_target method. Add sized_target and clear_target
1117 methods. Change target_ to be non-const.
1118 (set_parameters_target): Update declaration.
1119 (parameters_force_valid_target): Declare.
1120 (parameters_clear_target): Declare.
1121 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1122 as NULL if we aren't searching.
1123 (Add_symbols::run): Don't check for compatible target.
1124 * fileread.cc (Input_file::open_binary): Call
1125 parameters_force_valid_target.
1126 * gold.cc (queue_middle_tasks): Likewise.
1127 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1128 set_target on object.
1129 * dynobj.h (class Sized_dynobj): Update declarations.
1130 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1131 make_elf_object returns NULL.
1132 (Archive::include_member): Don't check whether object target is
1134 * output.cc (Output_section::add_input_section): Get target from
1136 (Output_section::relax_input_section): Likewise.
1137 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1139 (Sized_relobj::do_scan_relocs): Likewise.
1140 (Sized_relobj::relocate_sections): Likewise.
1141 * resolve.cc (Symbol_table::resolve): Likewise.
1142 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1143 parameter. Change all callers.
1144 (Symbol_table::add_from_object): Get target from parameters.
1145 (Symbol_table::add_from_relobj): Don't check object target.
1146 (Symbol_table::add_from_dynobj): Likewise.
1147 (Symbol_table::define_special_symbol): Get target from
1149 * symtab.h (class Symbol_table): Update declaration.
1150 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1151 parameter. Change all callers. Clear parameter target.
1152 (Binary_test): Test target here.
1153 * testsuite/object_unittest.cc (gold_testsuite): Remove
1154 target_test_pointer parameter. Change all callers.
1155 (Object_test): Test target here.
1157 2009-09-26 Ian Lance Taylor <iant@google.com>
1159 * testsuite/initpri1.c: Don't try to use constructor priorities if
1160 compiling with gcc before 4.3.
1162 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1164 * testsuite/retain_symbols_file_test.sh (check_present): Change
1165 output file name to retain_symbols_file_test.stdout.
1166 (check_absent): Likewise.
1168 2009-09-18 Craig Silverstein <csilvers@google.com>
1170 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1171 * options.cc: Include <cerrno> and <fstream>.
1172 (General_options::finalize): Parse -retain-symbols-file tag.
1173 * options.h: New flag.
1174 (General_options): New method should_retain_symbol, new
1175 variable symbols_to_retain.
1176 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1177 should_retain_symbol map.
1178 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1179 * testsuite/Makefile.in: Regenerate.
1180 * testsuite/retain_symbols_file_test.sh: New file.
1182 2009-09-18 Nick Clifton <nickc@redhat.com>
1184 * po/es.po: Updated Spanish translation.
1186 2009-09-17 Doug Kwan <dougkwan@google.com>
1188 * debug.h (DEBUG_RELAXATION): New constant.
1189 (DEBUG_ALL): Add DEBUG_RELAXATION.
1190 (debug_string_to_enum): Add relaxation debug option.
1192 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1193 Layout::Relaxation_debug_check::read_sections,
1194 Layout::Relaxation_debug_check::read_sections): New method definitions.
1195 (Layout::Layout): Initialize data members
1196 record_output_section_data_from_scrips_,
1197 script_output_section_data_list_ and relaxation_debug_check_.
1198 (Layout::save_segments, Layout::restore_segments,
1199 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1200 Layout::relaxation_loop_body): New method definitions.
1201 (Layout::finalize): Support relaxation. Move section layout code to
1202 Layout::relaxation_loop_body.
1203 (Layout::set_asection_address_from_script): Move code for orphan
1204 section placement out.
1205 (Layout::place_orphan_sections_in_script): New method definition.
1206 * layout.h (Output_segment_headers, Output_file_header):
1207 New forward class declarations.
1208 (Layout::~Layout): Define.
1209 (Layout::new_output_section_data_from_script): New method definition.
1210 (Layout::place_orphan_sections_in_script): New method declaration.
1211 (Layout::Segment_states): New type declaration.
1212 (Layout::save_segments, Layout::restore_segments,
1213 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1214 Layout::relaxation_loop_body): New method declarations.
1215 (Layout::Output_section_data_list): New type declaration.
1216 (Layout::Relaxation_debug_check): New class definition.
1217 (Layout::record_output_section_data_from_script_,
1218 Layout::script_output_section_data_list_, Layout::segment_states_,
1219 Layout::relaxation_debug_check_): New data members.
1220 * output.cc: (Output_section_headers::do_size): New method definition.
1221 (Output_section_headers::Output_section_headers): Move size
1222 computation to Output_section_headers::do_size.
1223 (Output_segment_headers::do_size): New method definition.
1224 (Output_file_header::Output_file_header): Move size computation to
1225 Output_file_header::do_size and call it.
1226 (Output_file_header::do_size): New method definition.
1227 (Output_data_group::Output_data_group): Adjust call to
1228 Output_section_data.
1229 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1230 (Output_symtab_xindex::do_write): Add array bound check.
1231 (Output_section::Input_section::print_to_mapfile): Handle
1232 RELAXED_INPUT_SECTION_CODE.
1233 (Output_section::Output_section): Initialize data member checkpoint_.
1234 (Output_section::~Output_section): Delete checkpoint object pointed
1236 (Output_section::add_input_section): Always add an Input_section if
1238 (Output_section::add_merge_input_section): Add assert.
1239 (Output_section::relax_input_section): New method definition.
1240 (Output_section::set_final_data_size): Set load address to zero for
1241 an unallocated section.
1242 (Output_section::do_address_and_file_offset_have_reset_values):
1243 New method definition.
1244 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1245 Handle relaxed input section.
1246 (Output_section::sort_attached_input_sections): Checkpoint input
1247 section list lazily.
1248 (Output_section::get_input_sections): Change type of input_sections to
1249 list of Simple_input_section pointers. Checkpoint input section list
1250 lazily. Also handle relaxed input sections.
1251 (Output_section::add_input_section_for_script): Take a reference to
1252 a Simple_input_section object instead of Relobj pointer and section
1253 index as parameter. Handle relaxed input sections.
1254 (Output_section::save_states, Output_section::restore_states): New
1256 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1257 (Output_data::is_data_size_fixed): New method definition.
1258 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1260 (Output_data::address_and_file_offset_have_reset_values): New method
1262 (Output_data::do_address_and_file_offset_have_reset_values): New method
1264 (Output_data::set_data_size): Check that data size is not fixed.
1265 (Output_data::fix_data_size): New method definition.
1266 (Output_data::is_data_size_fixed_): New data member.
1267 (Output_section_headers::set_final_data_size): New method definition.
1268 (Output_section_headers::do_size): New method declaration.
1269 (Output_segment_headers::set_final_data_size): New method definition.
1270 (Output_segment_headers::do_size): New method declaration.
1271 (Output_file_header::set_final_data_size)::New method definition.
1272 (Output_file_header::do_size)::New method declaration.
1273 (Output_section_data::Output_section_data): Add new parameter
1274 is_data_size_fixed and use it to fix data size.
1275 (Output_data_const::Output_data_const): Adjust call to base class
1276 constructor and fix data size.
1277 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1278 base class constructor and fix data size.
1279 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1280 base class constructor and fix data size.
1281 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1282 class constructor and fix data size.
1283 (Output_data_group::set_final_data_size): New method definition.
1284 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1285 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1286 class constructor and fix data size.
1287 (Output_relaxed_input_section): New class definition.
1288 (Output_section::Simple_input_section): New class definition.
1289 (Output_section::get_input_sections): Adjust parameter list.
1290 (Output_section::add_input_section_for_script): Same.
1291 (Output_section::save_states, Output_section::restore_states,
1292 Output_section::do_address_and_file_offset_have_reset_values,
1293 (Output_section::Input_section::Input_section): Handle
1294 RELAXED_INPUT_SECTION_CODE. Add new overload for
1295 Output_relaxed_input_section.
1296 (Output_section::Input_section::is_input_section,
1297 Output_section::Input_section::set_output_section): Handle relaxed
1299 (Output_section::Input_section::is_relaxed_input_section,
1300 Output_section::Input_section::output_section_data,
1301 Output_section::Input_section::relaxed_input_section): New method
1303 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1305 (Output_section::Input_section::u1_): Update comments.
1306 (Output_section::Input_section::u2_): Add new union member poris.
1307 (Output_section::Checkpoint_output_section): New classs definition.
1308 (Output_section::relax_input_section): New method declaration.
1309 (Output_section::checkpoint_): New data member.
1310 (Output_segment): Update comments.
1311 (Output_segment::Output_segment): Un-privatize copy constructor.
1312 (Output_segment::operator=): Un-privatize.
1313 * script-sections.cc (Output_section_element::Input_section_list):
1314 Change element type to Output_section::Simple_input_section.
1315 (Output_section_element_dot_assignment::set_section_addresses):
1316 Register output section data for relaxation clean up.
1317 (Output_data_exression::Output_data_expression): Adjust call to base
1318 constructor to fix data size.
1319 (Output_section_element_data::set_section_addresses): Register
1320 Output_data_expression object for relaxation clean up.
1321 (struct Input_section_info): Replace Relobj pointer and section index
1322 pair with Output_section::Simple_input_section and Convert struct to a
1324 (Input_section_sorter::operator()): Adjust access to
1325 Input_section_info data member to use accessors.
1326 (Output_section_element_input::set_section_addresses): Use layout
1327 parameter. Adjust code to use Output_section::Simple_input_section
1328 and Input_secction_info classes. Register filler for relaxation
1330 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1331 and section index pair with Output_section::Simple_input_section
1332 class. Adjust code accordingly.
1333 (Phdrs_element::release_segment): New method definition.
1334 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1336 (Script_sections::release_segments): New method definition.
1337 * gold/script-sections.h (Script_sections::release_segments): New
1339 * gold/target.h (Target::may_relax, Target::relax,
1340 Target::do_may_relax, Target::do_relax): New method definitions.
1342 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1344 * arm.cc (has_signed_unsigned_overflow): New function.
1345 (Arm_relocate_functions::abs8): New function.
1346 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1347 (Target_arm::Scan::global): Likewise.
1348 (Target_arm::relocate::relocate): Likewise.
1349 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1352 2009-09-16 Cary Coutant <ccoutant@google.com>
1354 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1355 * testsuite/Makefile.in: Regenerate.
1357 2009-09-11 Nick Clifton <nickc@redhat.com>
1359 * po/gold.pot: Updated by the Translation project.
1361 2009-09-08 Cary Coutant <ccoutant@google.com>
1363 * output.cc (Output_file::open): Add execute permission to empty file.
1364 * testsuite/Makefile.am (permission_test): New test.
1365 * testsuite/Makefile.in: Regenerate.
1367 2009-09-02 Ian Lance Taylor <iant@google.com>
1369 * output.cc (Output_file::resize): Call map_no_anonymous rather
1372 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1374 * gold.cc: Include "incremental.h".
1375 (queue_initial_tasks): Call Incremental_checker methods.
1376 * incremental.cc: Include "output.h".
1377 (Incremental_checker::can_incrementally_link_output_file): New
1379 * incremental.h (Incremental_checker): New class.
1381 * output.cc (Output_file::open_for_modification): New method.
1382 (Output_file::map_anonymous): Changed return type to bool. Record
1384 (Output_file::map_no_anonymous): New method, broken out of map.
1385 (Output_file::map): Use map_no_anonymous and map_anonymous.
1386 * output.h (class Output_file): Update declarations.
1388 2009-08-24 Cary Coutant <ccoutant@google.com>
1390 * options.h (Command_line::Pre_options): New class.
1391 (Command_line::pre_options): New member.
1392 * options.cc (gold::options::ready_to_register): New variable.
1393 (One_option::register_option): Do nothing if not registering options.
1394 Assert if same short option registered twice.
1395 (General_options::General_options): Turn off option registration when
1397 (Command_line::Pre_options::Pre_options): New constructor.
1399 2009-08-24 Cary Coutant <ccoutant@google.com>
1401 * options.h (General_options::no_keep_memory): Remove incorrect
1404 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1406 * Makefile.am (am__skiplex, am__skipyacc): New.
1407 * Makefile.in: Regenerate.
1409 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1411 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1412 (INCLUDES): ... this.
1413 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1414 (AM_CPPFLAGS): Renamed from ...
1415 (INCLUDE): ... this.
1416 * Makefile.in, testsuite/Makefile.in: Regenerate.
1418 * Makefile.in: Regenerate.
1419 * aclocal.m4: Likewise.
1420 * config.in: Likewise.
1421 * configure: Likewise.
1422 * testsuite/Makefile.in: Likewise.
1424 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1425 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1426 * Makefile.in: Regenerate.
1427 * testsuite/Makefile.in: Regenerate.
1429 2009-08-19 Cary Coutant <ccoutant@google.com>
1431 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1432 symbols in shared libraries overridden by hidden or internal symbols
1433 in the main program.
1435 2009-08-19 Chris Demetriou <cgd@google.com>
1437 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1438 checking source file names in error messages.
1440 2009-08-18 Doug Kwan <dougkwan@google.com>
1442 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1443 an elcpp::Ehdr as parameter. Adjust call to set_target.
1444 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1445 an elfcpp::Ehdr as parameter.
1446 * object.cc (Object::set_target): Remove the version that looks up
1447 a target and sets it.
1448 (Sized_relobj::setup): Take a Target object instead of
1449 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1450 (make_elf_sized_object): Find target and ask target to
1452 * object.h: (Object::set_target): Remove the version that looks up
1453 a target and sets it.
1454 (Sized_relobj::setup): Take a Target object instead of
1455 an elfcpp:Ehdr as parameter.
1456 * target.cc: Include dynobj.h.
1457 (Target::do_make_elf_object_implementation): New.
1458 (Target::do_make_elf_object): New.
1459 * target.h (Target::make_elf_object): New template declaration.
1460 (Target::do_make_elf_object): New method declarations.
1461 (Target::do_make_elf_object_implementation): New template declaration.
1463 2009-08-14 Ian Lance Taylor <iant@google.com>
1465 * gold.h (FUNCTION_NAME): Define.
1466 (gold_unreachable): Use FUNCTION_NAME.
1468 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1470 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1471 symbol in the --keep-unique list is not found.
1473 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1475 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1476 been maked as --keep-unique.
1477 (Icf::unfold_section): New function.
1478 * icf.h (Icf::unfold_section): New function.
1479 * options.h (General_options::keep_unique): New option.
1480 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1481 * testsuite/Makefile.in: Regenerate.
1482 * testsuite/icf_keep_unique_test.sh: New file.
1483 * testsuite/icf_keep_unique_test.cc: New file.
1485 2009-08-12 Cary Coutant <ccoutant@google.com>
1488 * resolve.cc (Symbol_table::resolve): Check for references from
1489 dynamic objects to hidden and internal symbols.
1490 * testsuite/Makefile.am (hidden_test.sh): New test.
1491 * testsuite/Makefile.in: Regenerate.
1492 * testsuite/hidden_test.sh: New script.
1493 * testsuite/hidden_test_1.c: New test source.
1494 * testsuite/hidden_test_main.c: New test source.
1496 2009-08-11 Doug Kwan <dougkwan@google.com>
1498 * arm.cc: Update comments.
1499 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1500 segment to locate the .ARM.exidx section if present.
1502 2009-08-09 Doug Kwan <dougkwan@google.com>
1504 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1507 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1508 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1511 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1513 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1514 valid tls_segment only for non-debug-section relocations.
1515 * testsuite/Makefile.am: Add gc_tls_test.
1516 * testsuite/Makefile.in: Regenerate.
1517 * testsuite/gc_tls_test.cc: New file.
1518 * testsuite/gc_tls_test.sh: New file.
1520 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1524 * Makefile.am (CCFILES): Add icf.cc.
1526 * Makefile.in: Regenerate.
1527 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1528 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1529 section, symbol and addend information for the relocs.
1530 * gold.cc (queue_middle_tasks): Call identical code folding.
1531 * gold.h: Add defines for multimap.
1532 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1533 to the call of finalize_local_symbols.
1534 * main.cc (main): Create object of class Icf.
1535 * object.cc (Sized_relobj::do_layout): Allow this function to be
1536 called twice during icf.
1537 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1538 to sections marked as identical by icf.
1539 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1541 (Sized_relobj::do_section_entsize): New function.
1542 * object.h (Object::section_entsize): New function.
1543 (Object::do_section_entsize): New pure virtual function.
1544 (Relobj::finalize_local_symbols): Add new parameter.
1545 (Relobj::do_section_entsize): New function.
1546 * options.h (General_options::icf): New option.
1547 (General_options::icf_iterations): New option.
1548 (General_options::print_icf_sections): New option.
1549 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1550 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1551 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1553 * symtab.cc (Symbol_table::is_section_folded): New function.
1554 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1555 to sections marked as identical by icf.
1556 * symtab.h (Symbol_table::set_icf): New function.
1557 (Symbol_table::icf): New function.
1558 (Symbol_table::is_section_folded): New function.
1559 (Symbol_table::icf_): New data member.
1560 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1561 * testsuite/Makefile.am: Add commands to build icf_test.
1562 * testsuite/Makefile.in: Regenerate.
1563 * testsuite/icf_test.sh: New file.
1564 * testsuite/icf_test.cc: New file.
1566 2009-07-24 Chris Demetriou <cgd@google.com>
1568 * layout.cc (is_compressible_debug_section): Fix incorrect
1569 comment about compressed section names.
1571 2009-07-20 Ian Lance Taylor <ian@airs.com>
1574 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1576 2009-07-16 Ian Lance Taylor <iant@google.com>
1579 * layout.h: #include <map>.
1580 (class Kept_section): Change from struct to class. Add accessors
1581 and setters. Add section size to Comdat_group mapping. Change
1582 Comdat_group to std::map. Add is_comdat_ field. Add
1583 linkonce_size field in union.
1584 (class Layout): Update declaration of find_or_add_kept_section.
1585 Don't declare find_kept_object.
1586 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1587 parameter. Add object, shndx, is_comdat, and is_group_name
1588 parameters. Change all callers. Adjust for new Kept_section.
1589 (Layout::find_kept_object): Remove.
1590 * object.cc (Sized_relobj::include_section_group): Update use of
1591 Kept_section. Rename secnum to shndx. Only record
1592 Kept_comdat_section if sections are the same size.
1593 (Sized_relobj::include_linkonce_section): Update use of
1594 Kept_section. Only record Kept_comdat_section if sections are the
1595 same size. Set size of linkonce section.
1596 (Sized_relobj::map_to_kept_section): Update call to
1597 get_kept_comdat_section.
1598 * object.h (class Sized_relobj): Rename fields in
1599 Kept_comdat_section to drop trailing underscores; change object
1600 field to Relobj*. Change Kept_comdat_section_table to store
1601 struct rather than pointer.
1602 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1603 Add kept_object and kept_shndx parameters. Change all callers.
1604 (Sized_relobj::get_kept_comdat_section): Change return type to
1605 bool. Add kept_object and kept_shndx parameters. Change all
1607 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1608 Layout::find_or_add_kept_section.
1610 2009-07-09 Ian Lance Taylor <iant@google.com>
1612 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1613 Reserve space in the hash table.
1615 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1617 * fileread.cc (File_read::get_mtime): New method.
1618 * fileread.h (Timespec): New structure.
1619 (File_read::get_mtime): New method.
1620 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1621 Renamed from timestamp_nsec.
1622 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1624 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1626 (Incremental_inputs::report_archive): Save mtime; style fix.
1627 (Incremental_inputs::report_obejct): Save mtime; style fix.
1628 (Incremental_inputs::report_script): Save mtime; style fix.
1629 (Incremental_inputs::finalize_inputs): Style fix.
1630 (Incremental_inputs::finalize): Style fix.
1631 (Incremental_inputs::create_input_section_data): Store inputs
1633 * incremental.h (Incremental_inputs::report_script): Add mtime
1635 (Incremental_inputs::Input_info::Input_info): Intialize only one
1637 (Incremental_inputs::Input_info::archive): Move to nameless
1639 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1640 (Incremental_inputs::Input_info::script): Move to nameless union.
1641 (Incremental_inputs::mtime): New field.
1642 * script.cc (read_input_script): Pass file mtime to
1644 * script.h (Script_info::inputs): Style fix.
1646 2009-07-01 Ian Lance Taylor <ian@airs.com>
1648 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1651 2009-06-24 Ian Lance Taylor <iant@google.com>
1654 * layout.cc (Layout::choose_output_section): If we find an
1655 existing section, update the flags.
1656 (Layout::create_notes): New function, broken out of
1658 (Layout::finalize): Don't create note sections.
1659 (Layout::create_note): Don't crash if linker script discards
1661 (Layout::create_gold_note): Likewise.
1662 (Layout::create_build_id): Likewise. Don't set
1663 after_input_sections on the section.
1664 (Layout::create_executable_stack_info): Remove target parameter.
1666 * layout.h (class Layout): Declare create_notes. Update
1667 declaration of create_executable_stack_info.
1668 * gold.cc (queue_middle_tasks): Call create_notes.
1669 * output.cc (Output_section::update_flags_for_input_section): Move
1670 here from output.h. If SHF_ALLOC flag is newly set, mark address
1672 * output.h (Output_data::mark_address_invalid): New function.
1673 (class Output_section): Only declare, not define,
1674 update_flags_for_input_section. Remove set_flags.
1676 2009-06-24 Ian Lance Taylor <iant@google.com>
1678 * script-sections.cc (Output_section_definition::
1679 set_section_addresses): Rename shadowing local load_address to
1682 2009-06-24 Ian Lance Taylor <iant@google.com>
1685 * reloc.cc (relocate_sections): Skip empty relocation sections.
1687 2009-06-23 Ian Lance Taylor <iant@google.com>
1690 * layout.cc (Layout::create_note): Use choose_output_section
1691 rather than make_output_section.
1693 2009-06-23 Ian Lance Taylor <iant@google.com>
1696 * options.cc (General_options::parse_V): Set printed_version_.
1697 (General_options::General_options): Initialize printed_version_.
1698 * options.h (class General_options): Add printed_version_ field.
1699 * gold.cc (queue_initial_tasks): If there are no input files,
1700 don't give a fatal error if we printed the version information.
1701 (queue_middle_tasks): If using -r with a shared object, give a
1702 fatal error rather than an ordinary error.
1704 2009-06-23 Ian Lance Taylor <iant@google.com>
1707 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1708 (Layout::make_output_section): Set have_stabstr_section_ if we see
1709 a .stab*str section.
1710 (Layout::finalize): Call link_stabs_sections.
1711 (Layout::link_stabs_sections): New file.
1712 * layout.h (class Layout): Add have_stabstr_section_ field.
1713 Declare link_stabs_sections.
1715 2009-06-23 Doug Kwan <dougkwan@google.com>
1717 * Makefile.am (libgold_a_LIBADD): New.
1718 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1719 * Makefile.in: Regenerate.
1720 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1721 * configure: Regenerate.
1722 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1723 * fileread.cc: Include sys/state.h
1724 * gold.h: Declare memmem and strndup if found missing.
1725 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1727 2009-06-23 Ian Lance Taylor <iant@google.com>
1729 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1730 * configure: Rebuild.
1732 2009-06-23 Ian Lance Taylor <iant@google.com>
1735 * object.cc (Object::section_contents): Don't try to get a view if
1736 the section has length zero.
1737 (Object::handle_gnu_warning_section): If the section is empty, use
1738 the name of the section as the warning.
1740 2009-06-23 Ian Lance Taylor <iant@google.com>
1743 * stringpool.h (class Stringpool_template): Add optimize_ field.
1744 (Stringpool_template::set_optimize): New function.
1745 * stringpool.cc (Stringpool_template::Stringpool_template):
1746 Initialize optimize_ field.
1747 (Stringpool_template::set_string_offsets): Test local optimize
1748 fild rather than parameter.
1749 * layout.cc (Layout::Layout): Call set_optimize on the section
1752 2009-06-22 Ian Lance Taylor <iant@google.com>
1755 * yyscript.y: Parse TARGET.
1756 * script.cc (script_set_target): New function.
1757 * script-c.h (script_set_target): Declare.
1758 * options.cc (General_options::string_to_object_format): Rename
1759 from string_to_object_format in anonymous namespace. Change
1761 * options.h (class General_options): Declare
1762 string_to_object_format.
1764 2009-06-22 Ian Lance Taylor <iant@google.com>
1766 * script-sections.cc (Script_sections::create_segments): Don't put
1767 program headers in a PT_LOAD segment if -n or -N.
1769 2009-06-22 Ian Lance Taylor <iant@google.com>
1772 * options.h (class General_options): Add -z lazy and -z now. Sort
1773 -z options into alphabetical order.
1774 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1776 2009-06-21 Ian Lance Taylor <iant@google.com>
1778 * layout.cc (Layout::make_output_section): Call
1779 Target::new_output_section.
1780 (Layout::attach_allocated_section_to_segment): Put large section
1781 sections in a separate load segment with the large segment flag
1783 (Layout::segment_precedes): Sort large data segments after other
1785 (align_file_offset): New static function.
1786 (Layout::set_segment_offsets): Use align_file_offset.
1787 * output.h (class Output_section): Add is_small_section_ and
1788 is_large_section_ fields.
1789 (Output_section::is_small_section): New function.
1790 (Output_section::set_is_small_section): New function.
1791 (Output_section::is_large_section): New function.
1792 (Output_section::set_is_large_section): New function.
1793 (Output_section::is_large_data_section): New function.
1794 (class Output_segment): Add is_large_data_segment_ field.
1795 (Output_segment::is_large_data_segment): New function.
1796 (Output_segment::set_is_large_data_segment): New function.
1797 * output.cc (Output_section::Output_section): Initialize new
1799 (Output_segment::Output_segment): Likewise.
1800 (Output_segment::add_output_section): Add assertion that large
1801 data sections always go in large data segments. Force small data
1802 sections to the end of the list of data sections. Force small BSS
1803 sections to the start of the list of BSS sections. For large BSS
1804 sections to the end of the list of BSS sections.
1805 * symtab.h (class Symbol): Declare is_common_shndx.
1806 (Symbol::is_defined): Check Symbol::is_common_shndx.
1807 (Symbol::is_common): Likewise.
1808 (class Symbol_table): Define enum Commons_section_type. Update
1809 declarations. Add small_commons_ and large_commons_ fields.
1810 * symtab.cc (Symbol::is_common_shndx): New function.
1811 (Symbol_table::Symbol_table): Initialize new fields.
1812 (Symbol_table::add_from_object): Put small and large common
1813 symbols in the right list.
1814 (Symbol_table::sized_finalized_symbol): Check
1815 Symbol::is_common_shndx.
1816 (Symbol_table::sized_write_globals): Likewise.
1817 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1818 common symbol lists. Don't call do_allocate_commons_list if the
1820 (Symbol_table::do_allocate_commons_list): Remove is_tls
1821 parameter. Add comons_section_type parameter. Change all
1822 callers. Handle small and large common symbols.
1823 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1824 Symbol::is_common_shndx.
1825 * resolve.cc (symbol_to_bits): Likewise.
1826 * target.h (Target::small_common_shndx): New function.
1827 (Target::small_common_section_flags): New function.
1828 (Target::large_common_shndx): New function.
1829 (Target::large_common_section_flags): New function.
1830 (Target::new_output_section): New function.
1831 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1832 small_common_section_flags, and large_common_section_flags
1834 (Target::do_new_output_section): New virtual function.
1835 * arm.cc (Target_arm::arm_info): Initialize new fields.
1836 * i386.cc (Target_i386::i386_info): Likewise.
1837 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1839 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1840 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1841 (Target_x86_64::do_new_output_section): New function.
1842 * configure.ac: Define conditional MCMODEL_MEDIUM.
1843 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1844 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1845 (large_LDFLAGS): Define.
1846 * testsuite/large.c: New file.
1847 * testsuite/testfile.cc (Target_test::test_target_info):
1848 Initialize new fields.
1849 * configure, testsuite/Makefile.in: Rebuild.
1851 2009-06-05 Doug Kwan <dougkwan@google.com>
1853 * Makefile.am (CCFILES): Add target.cc.
1854 * Makefile.in: Regenerate.
1855 * i386.cc (class Target_i386): Define new virtual method to
1856 override do_is_local_label_name in parent.
1857 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1858 local symbols if --discard-locals or -X is given.
1859 * options.h (class General_options): Declare new options
1860 '--discard-locals' and '-X' for discarding locals.
1861 * target.h (class Target): Define new methods is_local_label_name.
1862 Declare new virtual method do_is_local_label_name.
1863 * target.cc: New file.
1864 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1865 (check_SCRIPTS): Add discard_locals_test.sh.
1866 (check_DATA): Add discard_local_tests.syms.
1867 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1868 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1869 * testsuite/Makefile.in: Regenerate.
1870 * testsuite/discard_locals_test.c: New file.
1871 * testsuite/discard_locals_test.sh: Same.
1873 2009-06-05 Doug Kwan <dougkwan@google.com>
1875 * object.cc (Sized_relobj::Sized_relobj): Initialize
1876 discarded_eh_frame_shndx_ to -1U.
1877 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1879 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1880 a discarded .eh_frame section.
1881 (Sized_relobj::do_finalize_local_symbols): Ditto.
1882 * object.h (class Sized_relobj): Declare new member
1883 discarded_eh_frame_shndx_.
1884 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1885 (local_labels_test.o, local_labels_test): New rules.
1886 * testsuite/Makefile.in: Regenerate.
1888 2009-06-04 Doug Kwan <dougkwan@google.com>
1890 * layout.cc (Layout::section_name_mapping): Add mapping for
1891 special ARM sections.
1893 2009-06-03 Doug Kwan <dougkwan@google.com>
1895 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1896 (utils::has_overflow): Same.
1898 2009-06-03 Ian Lance Taylor <iant@google.com>
1900 * layout.cc (Layout::section_name_mapping): New array, replacing
1901 Layout::linkonce_mapping.
1902 (Layout::section_name_mapping_count): New variable, replacing
1903 Layout::linkonce_mapping_count.
1904 (Layout::linkonce_output_name): Remove.
1905 (Layout::output_section_name): Rewrite.
1906 * layout.h (class Layout): Rename Linkonce_mapping to
1907 Section_name_mapping, linkonce_mapping to section_name_mapping,
1908 linkonce_mapping_count to section_name_mapping_count. Don't
1909 declare linkonce_output_name.
1911 2009-06-03 Doug Kwan <dougkwan@google.com>
1913 * gold/arm.cc (namespace utils): New.
1914 (Target_arm::reloc_is_non_pic): Define new method.
1915 (class Arm_relocate_functions): New.
1916 (Target_arm::Relocate::relocate): Handle relocation types used by
1919 2009-06-03 Ian Lance Taylor <iant@google.com>
1921 * arm.cc (Target_arm::scan::global): Use || instead of |.
1923 2009-06-02 Doug Kwan <dougkwan@google.com>
1925 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1926 issued_non_pic_error_.
1927 (class Target_arm::Scan): Declare new method check_non_pic.
1928 Define new method symbol_needs_plt_entry.
1929 Declare new data member issued_non_pic_error_.
1930 (class Target_arm::Relocate): Declare new method
1931 should_apply_static_reloc.
1932 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1933 (Target_arm::Scan::check_non_pic): Define new method.
1934 (Target_arm::Scan::local): Handle a small subset of reloc types used
1936 (Target_arm::Scan::local): Same.
1937 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1939 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1941 * incremental.cc (Incremental_inputs::report_command_line): Filter
1942 out --incremental-* options.
1944 2009-05-29 Doug Kwan <dougkwan@google.com>
1946 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1948 (class Target_arm): Update comment.
1949 (Target_arm::Target_arm): Initialize new data members GOT_,
1950 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1951 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1952 and Target_arm::rel_dyn_section.
1953 Declare new_enum Target_arm::Got_type.
1954 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1956 Update commments for member do_dynsym_value.
1957 (Target_arm::got_size, Target_arm::plt_section,
1958 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1959 new methods inside class defintion.
1960 (Target_arm::got_section): Define new method.
1961 (Target_arm::rel_dyn_section): Same.
1962 (Output_data_plt_arm): New template class.
1963 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1964 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1965 (Output_data_plt_arm::add_entry): Same.
1966 (Output_data_plt_arm::first_plt_entry): Define new
1967 static data member for PLT instruction template.
1968 (Output_data_plt_arm::plt_entry): Same.
1969 (Output_data_plt_arm::do_write): Define new method.
1970 (Target_arm::make_plt_entry): Same.
1971 (Target_arm::do_finalize_sections): Same.
1972 (Target_arm::do_dynsym_value): Same.
1974 2009-05-28 Doug Kwan <dougkwan@google.com>
1976 * Makefile.am (TARGETSOURCES): Add arm.cc.
1977 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1978 * Makefile.in: Regenerate.
1980 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1982 2009-05-26 Doug Kwan <dougkwan@google.com>
1984 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1985 (General_options::check_excluded_libs): Strip off directories in
1986 archive name before matching like GNU ld does.
1987 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1988 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1989 (exclude_libs_test_LDFLAGS): Add linker option
1990 -Wl,--exclude-libs,libexclude_libs_test_3
1991 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1992 an explicit archive without using -l.
1993 (alt/libexclude_libs_test_3.a): New make rule.
1994 * testsuite/Makefile.in: Regenerate.
1995 * testsuite/exclude_libs_test.c : Declare lib3_default().
1997 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1998 * exclude_libs_test_3.c: New file.
2000 2009-05-26 Nick Clifton <nickc@redhat.com>
2002 * po/id.po: New Indonesian translation.
2003 * po/gold.pot: Updated template file.
2005 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2007 * testsuite/Makefile.am: Add -ffunction-sections to compile
2008 gc_comdat_test files. Add -Wl,--gc-sections to build
2010 * testsuite/Makefile.in: Regenerate.
2011 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2013 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2015 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2016 kept comdat section was garbage collected.
2017 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2018 * testsuite/Makefile.in: Regenerate.
2019 * testsuite/gc_comdat_test.sh: New file.
2020 * testsuite/gc_comdat_test_1.cc: New file.
2021 * testsuite/gc_comdat_test_2.cc: New file.
2023 2009-05-19 Doug Kwan <dougkwan@google.com>
2025 * archive.cc (Archive::Archive): Move constructor from archive.h
2026 to here. Initialize no_export_.
2027 (Archive::get_elf_object_for_member): Set no_export flag of object.
2028 * archive.h (Archive::Archive): Move constructor body to
2030 (Archive::no_export): New method.
2031 (Archive::no_export_): New field.
2032 * object.h (Object::Object): Initialize no_export_ to false.
2033 (Object::no_export, Object::set_no_export): New methods.
2034 (Object::no_export_): New field.
2035 * options.cc (General_options::parse_exclude_libs): New method.
2036 (General_options::check_excluded_libs) Same.
2037 * options.h (exclude_libs): New option.
2038 (General_options::check_excluded_libs): New method declaration.
2039 (General_options::excluded_libs_): New field.
2040 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2041 default or protected visibility if an object has no-export flag set.
2042 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2043 (check_SCRIPTS): Add exclude_libs_test.sh.
2044 (check_DATA): Add exclude_libs_test.syms.
2045 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2046 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2047 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2048 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2049 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2050 libexclude_libs_test_2.a): New rules.
2051 * testsuite/Makefile.in: Regenerate.
2052 * testsuite/exclude_libs_test.c: New file.
2053 * testsuite/exclude_libs_test.sh: Ditto.
2054 * testsuite/exclude_libs_test_1.c: Ditto.
2055 * testsuite/exclude_libs_test_2.c: Ditto.
2057 2009-05-15 Ian Lance Taylor <iant@google.com>
2059 * configure.ac: Check for declarations for cases where libiberty.h
2060 checks HAVE_DECL_xxx.
2061 * configure, config.in: Rebuild.
2063 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2065 * gold.h (Incremental_argument_list): Remove (invalid) forward
2067 * incremental.cc (Incremental_inputs::report_achive): New method.
2068 (Incremental_inputs::report_object): New method.
2069 (Incremental_inputs::report_script): New method.
2070 (Incremental_inputs::finalize_inputs): New method.
2071 (Incremental_inputs::finalize): Call finalize_inputs().
2072 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2073 Create inputs entries.
2074 * incremental.h (Incremental_input_type): New enum.
2075 (Incremental_inputs::Incremental_input): Initialize new fields.
2076 (Incremental_inputs::report_inputs): New method.
2077 (Incremental_inputs::report_achive): New method.
2078 (Incremental_inputs::report_object): New method.
2079 (Incremental_inputs::report_script): New method.
2080 (Incremental_inputs::finalize_inputs): New method.
2081 (Incremental_inputs::Input_info): New struct.
2082 (Incremental_inputs::Input_info_map): New typedef.
2083 (Incremental_inputs::lock_): New field.
2084 (Incremental_inputs::Inputs_): New field.
2085 (Incremental_inputs::Inputs_map): New field.
2086 * main.cc (main): Call Incremental_input::report_inputs.
2087 * options.h (Input_argument_list): Typedef moved from
2089 (Input_file_group::Files): Remove, use ::Input_argument_list.
2090 (Input_file_group::Input_argument_list): Remove, use
2091 ::Input_argument_list.
2092 * plugin.cc (Plugin_manager::add_input_file): Add error in
2094 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2096 * script.cc (read_input_script): Call
2097 Incremental_input::report_script.
2098 * script.h (Script_info): New class.
2100 2009-04-27 Ian Lance Taylor <iant@google.com>
2102 * x86_64.cc (do_adjust_output_section): Set entsize to
2105 2009-04-23 Elliott Hughes <enh@google.com>
2107 * output.cc (Output_file::close): After short writes, continue
2108 writing from the correct offset in the buffer being written.
2110 2009-04-23 Chris Demetriou <cgd@google.com>
2112 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2113 * configure: Regenerate.
2114 * config.in: Regenerate.
2115 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2116 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2118 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2120 * incremental.cc (Incremental_inputs_header_data): Renamed from
2121 Incremental_input_header_data.
2122 (Incremental_inputs_header_data::data_size): New field.
2123 (Incremental_inputs_header_data::put_input_file_count): Renamed
2124 from input_file_count.
2125 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2126 from command_line_offset.
2127 (Incremental_inputs_header_data::put_reserved): Renamed from
2129 (Incremental_inputs_entry_data): Renamed from
2130 Incremental_input_entry_data.
2131 (Incremental_inputs_entry_data::data_size): New field.
2132 (Incremental_inputs::report_command_line): New method.
2133 (Incremental_inputs::finalize): New method.
2134 (Incremental_inputs::create_incremental_inputs_data): New method.
2135 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2136 * incremental.h: New file.
2137 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2138 (Layout::finalize): Create incremental inputs section in
2140 (Layout::create_incremental_info_sections): New method.
2141 * layout.h (Layout::incremental_inputs): New method.
2142 (Layout::create_incremental_info_sections): New method.
2143 (Layout::incremental_inputs_): New field.
2144 * main.cc (main): Notify Incremental_input of the command line.
2146 2009-04-01 Ian Lance Taylor <iant@google.com>
2147 Mikolaj Zalewski <mikolajz@google.com>
2149 * gold.h (reserve_unordered_map): Define, three versions, one for
2150 each version of Unordered_map.
2151 * layout.cc (Layout::Layout): Remove options parameter. Add
2152 number_of_input_files parameter. Don't initialize options_.
2153 Initialize number_of_input_files_ and resized_signatures_. Move
2154 sections_are_attached_.
2155 (Layout::layout_group): Reserve space for group_signatures_.
2156 (Layout::find_or_add_kept_section): Change name parameter to be a
2157 reference. Resize signatures_ map when it gets large enough.
2158 (Layout::layout_eh_frame): Use parameters->options() instead of
2160 (Layout::make_output_section): Likewise.
2161 (Layout::attach_allocated_section_to_segment): Likewise.
2162 (Layout::finalize, Layout::create_executable_stack): Likewise.
2163 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2164 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2165 * layout.h (class Layout): Update declarations. Remove options_
2166 field. Add number_of_input_files_ and resized_signatures_
2167 fields. Move sections_are_attached_ field.
2168 * main.cc (main): Pass number of input files to Layout
2169 constructor. Don't pass options.
2171 2009-03-30 Ian Lance Taylor <iant@google.com>
2173 * ffsll.c (ffsll): Correct implementation.
2175 2009-03-27 Ian Lance Taylor <iant@google.com>
2177 * ffsll.c: New file.
2178 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2179 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2180 * ftruncate.c (ftruncate): Declare before definition.
2181 * mremap.c (mremap): Likewise.
2182 * pread.c (pread): Likewise.
2183 * configure, Makefile.in, config.in: Rebuild.
2185 * mremap.c: New file.
2186 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2187 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2188 (mremap): Declare if HAVE_MREMAP is not defined.
2189 * configure, Makefile.in, config.in: Rebuild.
2191 2009-03-27 Cary Coutant <ccoutant@google.com>
2193 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2194 position independent.
2195 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2196 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2198 2009-03-24 Cary Coutant <ccoutant@google.com>
2200 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2202 (needs_dynamic_reloc): Likewise.
2204 2009-03-24 Ian Lance Taylor <iant@google.com>
2206 * yyscript.y (file_cmd): Recognize EXTERN.
2207 (extern_name_list, extern_name_list_body): New nonterminals.
2208 * script.cc (script_add_extern): Define.
2209 * script-c.h (script_add_extern): Declare.
2211 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2213 * object.cc (is_elf_object): Define.
2214 * object.h (is_elf_object): Declare.
2215 * archive.cc (Archive::get_elf_object_for_member): Call
2217 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2219 2009-03-24 Elliott Hughes <enh@google.com>
2221 * output.cc (Output_file::map_anonymous): Define.
2222 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2223 try an anonymous one. Report the size if the mmap fails.
2224 * output.h (class Output_file): Declare map_anonymous.
2226 2009-03-24 Ian Lance Taylor <iant@google.com>
2228 * target-select.cc (instantiate_target): Don't acquire the lock if
2229 the instantiated_target_ field has already been set.
2231 2009-03-23 Ian Lance Taylor <iant@google.com>
2233 * gold-threads.h (class Initialize_lock): Define.
2234 * gold-threads.cc (class Initialize_lock_once): Define.
2235 (initialize_lock_control): New static variable.
2236 (initialize_lock_pointer): New static variable.
2237 (initialize_lock_once): New static function.
2238 (Initialize_lock::Initialize_lock): Define.
2239 (Initialize_lock::initialize): Define.
2240 * target-select.h: Include "gold-threads.h".
2241 (class Target_selector): Add lock_ and initialize_lock_ fields.
2242 Don't define instantiate_target, just declare it.
2243 * target-select.cc (Target_selector::Target_selector): Initialize
2245 (Target_selector::instantiate_target): Define.
2246 * descriptors.h: Include "gold-threads.h".
2247 (class Descriptors): Add initialize_lock_ field.
2248 * descriptors.cc (Descriptors::Descriptors): Initialize new
2250 (Descriptors::open): Use initialize_lock_ field
2251 * errors.h (class Errors): Add initialize_lock_ field.
2252 * errors.cc (Errors::Errors): Initialize new field.
2253 (Errors::initialize_lock): Use initialize_lock_ field.
2254 * powerpc.cc (class Target_selector_powerpc): Remove
2255 instantiated_target_ field. In do_recognize call
2256 instantiate_target rather than do_instantiate_target. In
2257 do_instantiate_target just allocate a new target.
2258 * sparc.cc (class Target_selector_sparc): Likewise.
2260 * freebsd.h: New file.
2261 * i386.cc: Include "freebsd.h".
2262 (Target_i386): Derive from Target_freebsd rather than
2264 (Target_selector_i386): Derive from Target_selector_freebsd rather
2265 than Target_selector.
2266 * x86_64.cc: Include "freebsd.h".
2267 (Target_x86_64): Derive from Target_freebsd rather than
2269 (Target_selector_x86_64): Derive from Target_selector_freebsd
2270 rather than Target_selector.
2271 * target.h (class Target): Add adjust_elf_header and
2272 do_adjust_elf_header.
2273 * output.cc (Output_file_header:: do_sized_write): Call target
2274 adjust_elf_header routine.
2275 * configure.tgt: Set targ_osabi.
2276 * configure.ac: Define GOLD_DEFAULT_OSABI.
2277 * parameters.cc (Parameters::default_target): Pass
2278 GOLD_DEFAULT_OSABI to select_target.
2279 * target-select.h (class Target_selector): Make instantiate_target
2280 protected rather than private.
2281 * Makefile.am (HFILES): Add freebsd.h.
2282 * configure, Makefile.in, config.in: Rebuild.
2284 * merge.cc (do_add_input_section): Correct pend value. Change
2285 message about last entry not being null terminated from error to
2288 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2290 * incremental.cc: New file.
2291 * Makefile.am (CCFILES): Add incremental.cc.
2292 * Makefile.in: Rebuild.
2294 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2296 * layout.cc (Layout::output_section_name): Preserve names
2297 of '.note.' sections.
2299 2009-03-19 Ian Lance Taylor <iant@google.com>
2301 * descriptors.cc (Descriptors::open): Check that the options are
2302 valid before using them.
2304 2009-03-18 Ian Lance Taylor <iant@google.com>
2306 * script-sections.h: Include <list>.
2307 (class Script_sections): Change Sections_elements from std::vector
2308 to std::list. Typedef public Elements_iterator. Add
2309 orphan_section_placement_, data_segment_align_start_, and
2310 saw_data_segment_align_ fields. Remove data_segment_align_index_
2312 * script-sections.cc (class Orphan_section_placement): New class.
2313 (class Sections_element): Add virtual functions is_relro and
2314 orphan_section_init. Remove virtual function place_orphan_here.
2315 (class Output_section_definition): Add is_relro and
2316 orphan_section_init. Remove place_orphan_here.
2317 (class Orphan_output_section): Likewise.
2318 (Script_sections::Script_sections): Update for field changes.
2319 (Script_sections::data_segment_align): Set saw_data_segment_align_
2320 and data_segment_align_start_, not data_segment_align_index.
2321 (Script_sections::data_segment_relro_end): Check
2322 saw_data_segment_align_. Use data_segment_align_start_ rather
2323 than data_segment_align_index_.
2324 (Script_sections::place_orphan): Rewrite to use
2325 Orphan_section_placement.
2327 2009-03-17 Ian Lance Taylor <iant@google.com>
2329 * archive.cc (Archive::add_symbols): Check for a version attached
2330 to the symbol name in the archive map.
2331 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2332 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2333 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2334 (ver_test_11.a): New target.
2335 * testsuite/Makefile.in: Rebuild.
2337 * configure.ac: Check for chsize and posix_fallocate. Replace
2339 * ftruncate.c: New file, from gnulib.
2340 * output.cc (posix_fallocate): Define dummy version if not
2341 HAVE_POSIX_FALLOCATE.
2342 (Output_file::map): Call posix_fallocate rather than lseek and
2344 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2345 * configure, Makefile.in, config.in: Rebuild.
2347 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2349 * layout.h (Layout::create_note): Add section_name parameter.
2350 * layout.cc (Layout::create_note): Likewise.
2351 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2353 2009-03-17 Ian Lance Taylor <iant@google.com>
2355 * descriptors.cc: Include "options.h".
2356 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2357 (Descriptors::open): Always use O_CLOEXEC when opening a new
2358 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2359 then set FD_CLOEXEC.
2361 * sparc.cc (class Target_sparc): Add has_got_section.
2362 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2363 make sure we have a GOT section.
2365 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2366 (Target_sparc::Scan::local): Likewise.
2367 (Target_sparc::Scan::global): Likewise.
2368 (Target_sparc::Relocate::relocate): Likewise.
2369 (Target_sparc::Relocate::relocate_tls): Likewise.
2371 * symtab.cc (Symbol_table::define_default_version): New function,
2372 broken out of add_from_object.
2373 (Symbol_table::add_from_object): Call define_default_version.
2374 (Symbol_table::define_special_symbol): Add resolve_oldsym
2375 parameter. Change all callers. If the version for a symbol comes
2376 from a version script, resolve it with the symbol with the same
2377 name with no version. Also add the symbol without a version if
2379 (do_define_in_output_data): If resolving with oldsym, don't delete
2381 (do_define_in_output_segment): Likewise.
2382 (do_define_as_constant): Likewise.
2383 * symtab.h (class Symbol_table): Update declarations.
2385 2009-03-13 Ian Lance Taylor <iant@google.com>
2387 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2388 (Read_symbols::requeue): New function.
2389 (Read_symbols::do_read_symbols): If make_elf_object fails because
2390 the target type is not configured, and the file was searched for,
2391 issue a warning and retry with the next directory.
2392 (Add_symbols::run): If the file has an incompatible format, and
2393 it was searched for, requeue the Read_symbols task. On error,
2395 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2396 dirindex parameter to constructor. Change all callers. Declare
2397 incompatible_warning and requeue.
2398 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2399 input_argument_ and input_group_ fields. Add them to
2400 constructor. Change all callers.
2401 (class Read_script): Add dirindex_ field. Add it to constructor.
2403 * archive.cc (Archive::setup): Remove input_objects parameter.
2405 (Archive::get_file_and_offset): Likewise.
2406 (Archive::read_all_symbols): Likewise.
2407 (Archive::read_symbols): Likewise.
2408 (Archive::get_elf_object_for_member): Remove input_objects
2409 parameter. Add punconfigured parameter. Change all callers.
2410 (Archive::add_symbols): Change return type to bool. Check return
2411 value of include_member.
2412 (Archive::include_all_members): Likewise.
2413 (Archive::include_member): Change return type to bool. Return
2414 false if first included object has incompatible target. Set
2415 included_member_ field.
2416 (Add_archive_symbols::run): If add_symbols returns false, requeue
2418 * archive.h (class Archive): Add included_member_ field.
2419 Initialize it in constructor. Add input_file and searched_for
2420 methods. Update declarations.
2421 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2422 input_argument_ fields. Add them to constructor. Change all
2424 * script.cc: Include "target-select.h".
2425 (class Parser_closure): Add skip_on_incompatible_target_ and
2426 found_incompatible_target_ fields. Add
2427 skip_on_incompatible_target parameter to constructor. Change all
2428 callers. Add methods skip_on_incompatible_target,
2429 clear_skip_on_incompatible_target, found_incompatible_target, and
2430 set_found_incompatible_target.
2431 (read_input_script): Add dirindex parameter. Change all callers.
2432 If parser finds an incompatible target, requeue Read_symbols
2434 (script_set_symbol): Clear skip_on_incompatible_target in
2436 (script_add_assertion, script_parse_option): Likewise.
2437 (script_start_sections, script_add_phdr): Likewise.
2438 (script_check_output_format): New function.
2439 * script.h (read_input_script): Update declaration.
2440 * script-c.h (script_check_output_format): Declare.
2441 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2442 (ignore_cmd): Remove OUTPUT_FORMAT.
2443 * fileread.cc (Input_file::Input_file): Add explicit this.
2444 (Input_file::will_search_for): New function.
2445 (Input_file::open): Add pindex parameter. Change all callers.
2446 * fileread.h (class Input_file): Add input_file_argument method.
2447 Declare will_search_for. Update declarations.
2448 * object.cc (make_elf_object): Add punconfigured parameter.
2450 * object.h (class Object): Make input_file public. Add
2451 searched_for method.
2452 (make_elf_object): Update declaration.
2453 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2455 * dirsearch.h (class Dirsearch): Update declaration.
2456 * options.h (class General_options): Add --warn-search-mismatch.
2457 * parameters.cc (Parameters::is_compatible_target): New function.
2458 * parameters.h (class Parameters): Declare is_compatible_target.
2459 * workqueue.cc (Workqueue::add_blocker): New function.
2460 * workqueue.h (class Workqueue): Declare add_blocker.
2462 * fileread.cc (Input_file::open): Remove options parameter.
2464 (Input_file::open_binary): Likewise.
2465 * script.cc (read_input_script): Likewise.
2466 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2467 options parameter from constructor. Change all callers.
2468 (class Read_script): Likewise.
2469 * fileread.h (class Input_file): Update declarations.
2470 * script.h (read_input_script): Update declaration.
2472 2009-03-10 Nick Clifton <nickc@redhat.com>
2474 * po/es.po: New Spanish translation.
2476 2009-03-06 Cary Coutant <ccoutant@google.com>
2478 * options.cc (parse_short_option): Keep dash_z from registering itself.
2480 2009-03-03 Ian Lance Taylor <iant@google.com>
2483 * target-reloc.h (relocate_section): Pass output_section to
2485 * i386.cc (Target_i386::should_apply_static_reloc): Add
2486 output_section parameter. Change all callers.
2487 (Target_i386::Relocate::relocate): Add output_section parameter.
2488 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2489 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2490 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2491 * testsuite/two_file_shared.sh: New script.
2492 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2493 (check_DATA): Add two_file_shared.dbg.
2494 (two_file_shared.dbg): New target.
2495 * testsuite/Makefile.in: Rebuild.
2497 2009-03-01 Ian Lance Taylor <iant@google.com>
2499 * configure.ac: Check for byteswap.h.
2500 * configure: Rebuild.
2501 * config.in: Rebuild.
2503 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2505 * layout.cc (Layout::find_or_add_kept_section): New function.
2506 (Layout::add_comdat): Removed.
2507 * layout.h (struct Kept_section): Move out of class Layout.
2508 Remove trailing underscores from field names. Add group_sections
2509 field. Rename group_ field to is_group. Change all uses.
2510 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2511 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2512 comdat_groups_ field.
2513 (Sized_relobj::include_section_group): Use
2514 find_or_add_kept_section and Kept_section::group_sections.
2515 (Sized_relobj::include_linkonce_section): Likewise.
2516 * object.cc (class Sized_relobj): Don't define Comdat_group or
2517 Comdat_group_table. Remove find_comdat_group and
2518 add_comdat_group. Remove comdat_groups_ field.
2519 * plugin.cc (include_comdat_group): Use
2520 Layout::find_or_add_kept_section.
2522 2009-02-28 Ian Lance Taylor <iant@google.com>
2524 * README: --gc-sections and map files are now supported. Document
2525 some build requirements.
2528 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2529 relocatable link set the value of the section symbol to zero.
2530 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2531 relocatable link don't include the section address in the local
2534 2009-02-27 Ian Lance Taylor <iant@google.com>
2537 * options.h (class Search_directory): Add is_system_directory.
2538 (class General_options): Declare is_in_system_directory.
2539 * options.cc (get_relative_sysroot): Make static.
2540 (get_default_sysroot): Make static.
2541 (General_optoins::is_in_system_directory): New function.
2542 * fileread.cc (Input_file::is_in_system_directory): New function.
2543 * fileread.h (class Input_file): Declare is_in_system_directory.
2544 * object.h (class Object): Add is_in_system_directory.
2545 (class Input_objects): Remove system_library_directory_ field.
2546 * object.cc (Input_objects::add_object): Don't set
2547 system_library_directory_.
2548 (input_objects::found_in_system_library_directory): Remove.
2549 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2550 parameter. Change all callers.
2551 (Symbol_table::sized_write_globals): Likewise.
2552 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2553 Call Object::is_in_system_directory.
2554 * symtab.h (class Symbol_table): Update declarations.
2557 * descriptors.h (Open_descriptor): Add is_on_stack field.
2558 * descriptors.cc (Descriptors::open): If the descriptor is on the
2559 top of the stack, remove it. Initialize is_on_stack field.
2560 (Descriptors::release): Only add pod to stack if it is not on the
2562 (Descriptors::close_some_descriptor): Clear stack_next and
2566 * output.cc (Output_section::find_starting_output_address): Rename
2567 from starting_output_address; add PADDR parameter; change return
2569 * output.h (class Output_section): Declare
2570 find_starting_output_address instead of starting_output_address.
2571 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2572 section symbol for which we can't find a merge section.
2575 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2576 hidden or internal, force the symbol to be local.
2577 * resolve.cc (Symbol::override_visibility): Define.
2578 (Symbol::override_base): Use override_visibility.
2579 (Symbol_table::resolve): Likewise.
2580 (Symbol::override_base_with_special): Likewise.
2581 (Symbol_table::override_with_special): If the visibility is hidden
2582 or internal, force the symbol to be local.
2583 * symtab.h (class Symbol): Add set_visibility and
2584 override_visibility.
2585 * testsuite/ver_test_1.sh: New file.
2586 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2587 (check_DATA): Add ver_test_1.syms.
2588 (ver_test_1.syms): New target.
2589 * testsuite/Makefile.in: Rebuild.
2591 2009-02-25 Cary Coutant <ccoutant@google.com>
2593 * layout.cc (Layout::choose_output_section): Don't rename sections
2594 when using a linker script that has a SECTIONS clause.
2595 * Makefile.in: Regenerate.
2597 * testsuite/Makefile.am (script_test_5.sh): New test case.
2598 * testsuite/Makefile.in: Regenerate.
2599 * testsuite/script_test_5.cc: New file.
2600 * testsuite/script_test_5.sh: New file.
2601 * testsuite/script_test_5.t: New file.
2603 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2605 * archive.cc (Archive::include_member): Update calls to add_symbols.
2606 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2607 the Layout argument.
2608 * dynobj.h (do_add_symbols): Add the Layout argument.
2609 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2611 * object.h (Object::add_symbols): Add the Layout argument.
2612 (Object::do_add_symbols): Add the Layout argument.
2613 (Sized_relobj::do_add_symbols): Add the Layout argument.
2614 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2615 Unify the two versions.
2616 (Add_plugin_symbols): Remove.
2617 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2618 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2619 (Add_plugin_symbols): Remove.
2620 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2621 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2622 (Add_symbols::run): Make it work with Pulginobj.
2624 2009-02-06 Ian Lance Taylor <iant@google.com>
2626 * object.cc (Sized_relobj::do_layout): Make info message start
2627 with lower case letter.
2629 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2631 * binary.cc: Fix file comment.
2633 * options.h (enum Incremental_disposition): Define.
2634 (class General_options): Add new options: --incremental,
2635 --incremental_changed, --incremental_unchanged,
2636 --incremental_unknown. Add incremental_disposition_ and
2637 implicit_incremental_ fields.
2638 (General_options::incremental_disposition): New function.
2639 (class Position_dependent_options): Add incremental_disposition
2641 (Position_dependent_options::copy_from_options): Set incremental
2643 * options.cc (General_options::parse_incremental_changed): New
2645 (General_options::parse_incremental_unchanged): New function.
2646 (General_options::parse_incremental_unknown): New function.
2647 (General_options::General_options): Initialize new fields
2648 incremental_disposition_ and implicit_incremental_.
2649 (General_options::finalize): Check for uasge of --incremental-*
2650 without --incremental.
2652 2009-02-06 Chris Demetriou <cgd@google.com>
2654 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2655 pointer and to report location as the file name associated with
2657 (gold_undefined_symbol_at_location): New function to replace the
2658 old gold_undefined_symbol functionality.
2659 * target-reloc.h (relocate_section): Update to use
2660 gold_undefined_symbol_at_location.
2661 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2662 Call gold_undefined_symbol function rather than gold_error.
2663 * errors.h (Errors::undefined_symbol): Take location as a
2664 string, rather than calculating it from a relocation.
2665 * errors.cc (Errors::fatal): Print "fatal error:" before the
2667 (Errors::error, Errors::error_at_location): Print "error: "
2668 before the formatted message.
2669 (Errors::undefined_symbol): Take location as a string, rather
2670 than calculating it from a relocation.
2671 (gold_undefined_symbol_at_location): New function akin to
2672 old gold_undefined_symbol, calculates location from relocation.
2673 (gold_undefined_symbol): Change to take only a Symbol pointer
2674 and to report location as the file name associated with the symbol.
2675 * testsuite/debug_msg.sh: Update for changed error messages.
2676 * testsuite/undef_symbol.sh: Likewise.
2678 2009-02-04 Duncan Sands <baldrick@free.fr>
2681 * reduced_debug_output.h
2682 (Output_reduced_debug_abbrev_section::failed): Use format for
2684 (Output_reduced_debug_info_section::faild): Likewise.
2686 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2688 * script.cc (Lazy_demangler): New class.
2689 (Version_script_info::get_symbol_version_helper): Demangle a
2692 2009-01-29 Cary Coutant <ccoutant@google.com>
2694 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2696 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2698 2009-01-28 Ian Lance Taylor <iant@google.com>
2700 * version.cc (version_string): Bump to 1.9.
2702 * gold.h: Include <cstring> and <stdint.h>.
2703 * version.cc: Include <cstdio>.
2704 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2706 * reduced_debug_output.cc (insert_into_vector): Rename from
2707 Insert_into_vector; change all callers. Use Swap_unaligned to
2708 avoid aliasing issue; remove union since it is unnecessary.
2710 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2712 * Makefile.am (CCFILES): Add gc.cc.
2714 * Makefile.in: Regenerate.
2715 * gold.cc (Gc_runner): New class.
2716 (queue_initial_tasks): Call garbage collection related tasks
2717 when corresponding options are invoked.
2718 (queue_middle_gc_tasks): New function.
2719 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2720 processed early before laying out sections during garbage collection.
2721 * gold.h (queue_middle_gc_tasks): New function.
2722 (is_prefix_of): Move from "layout.cc".
2723 * i386.cc (Target_i386::gc_process_relocs): New function.
2724 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2725 * main.cc (main): Create object of class "Garbage_collection".
2726 * object.cc (Relobj::copy_symbols_data): New function.
2727 (Relobj::is_section_name_included): New function.
2728 (Sized_relobj::do_layout): Allow this function to be called twice
2729 during garbage collection and defer layout of section during the
2731 * object.h (Relobj::get_symbols_data): New function.
2732 (Relobj::is_section_name_included): New function.
2733 (Relobj::copy_symbols_data): New function.
2734 (Relobj::set_symbols_data): New function.
2735 (Relobj::get_relocs_data): New function.
2736 (Relobj::set_relocs_data): New function.
2737 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2738 (Relobj::gc_process_relocs): New function.
2739 (Relobj::do_gc_process_relocs): New pure virtual function.
2740 (Relobj::sd_): New data member.
2741 (Sized_relobj::is_output_section_offset_invalid): New function.
2742 (Sized_relobj::do_gc_process_relocs): New function.
2743 * options.h (General_options::gc_sections): Modify to not be a no-op.
2744 (General_options::print_gc_sections): New option.
2745 * plugin.cc (Plugin_finish::run): Remove function call to
2746 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2747 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2748 * reloc.cc (Read_relocs::run): Add task to process relocs and
2749 determine unreferenced sections when doing garbage collection.
2750 (Gc_process_relocs): New class.
2751 (Sized_relobj::do_gc_process_relocs): New function.
2752 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2753 sections that are garbage collected.
2754 * reloc.h (Gc_process_relocs): New class.
2755 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2756 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2757 symbols whose corresponding sections are garbage collected.
2758 (Symbol_table::Symbol_table): Add new parameter for the garbage
2760 (Symbol_table::gc_mark_undef_symbols): New function.
2761 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2762 (Symbol_table::gc_mark_dyn_syms): New function.
2763 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2765 (Symbol_table::add_from_object): Likewise.
2766 (Symbol_table::add_from_relobj): When building shared objects, do not
2767 treat externally visible symbols as garbage.
2768 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2769 table information for static and relocatable links.
2770 * symtab.h (Symbol_table::set_gc): New function.
2771 (Symbol_table::gc): New function.
2772 (Symbol_table::gc_mark_undef_symbols): New function.
2773 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2774 (Symbol_table::gc_mark_dyn_syms): New function.
2775 (Symbol_table::gc_): New data member.
2776 * target.h (Sized_target::gc_process_relocs): New pure virtual
2778 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2779 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2781 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2783 * options.h (General_options::gc_sections): Define as a no-op for now.
2784 (General_options::no_keep_memory): Ditto.
2785 (General_options::Bshareable): Define.
2786 * options.cc (General_options::finalize): Honor -Bshareable.
2788 2009-01-20 Andreas Schwab <schwab@suse.de>
2790 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2791 read the value in the contents, since we don't use it. Use the
2792 template endianness when writing.
2793 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2795 2009-01-19 Andreas Schwab <schwab@suse.de>
2797 * configure.tgt (powerpc64-*): Fix targ_obj.
2799 2009-01-15 Ian Lance Taylor <iant@google.com>
2801 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2802 local symbols when stripping all symbols.
2804 2009-01-14 Cary Coutant <ccoutant@google.com>
2806 * output.cc (Output_reloc): Add explicit instantiations.
2808 2009-01-14 Cary Coutant <ccoutant@google.com>
2810 * archive.cc (Archive::get_elf_object_for_member): Remove call
2811 to File_read::claim_for_plugin.
2812 * descriptors.cc (Descriptors::open): Remove reference to
2814 (Descriptors::claim_for_plugin): Remove.
2815 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2816 (Descriptors::is_claimed): Remove.
2817 (claim_descriptor_for_plugin): Remove.
2818 * fileread.cc (File_read::claim_for_plugin): Remove.
2819 * fileread.h (File_read::claim_for_plugin): Remove.
2820 (File_read::descriptor): Reopen descriptor if necessary.
2821 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2822 (Plugin_manager::all_symbols_read): Add task parameter. Change
2824 (Plugin_manager::get_input_file): New function.
2825 (Plugin_manager::release_input_file): New function.
2826 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2827 corresponding data member.
2828 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2829 and pass to base constructor. Change all callers.
2830 (get_input_file, release_input_file): New functions.
2831 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2832 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2833 (Plugin_manager::all_symbols_read): Add task parameter.
2834 (Plugin_manager::get_input_file): New function.
2835 (Plugin_manager::release_input_file): New function.
2836 (Plugin_manager::task_): New data member.
2837 (Pluginobj::Pluginobj): Add filesize parameter.
2838 (Pluginobj::filename): New function.
2839 (Pluginobj::descriptor): New function.
2840 (Pluginobj::filesize): New function.
2841 (Pluginobj::filesize_): New data member.
2842 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2843 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2844 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2846 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2847 with archive libraries.
2848 * testsuite/Makefile.in: Regenerate.
2849 * testsuite/plugin_test.c (struct sym_info): New type.
2850 (get_input_file, release_input_file): New static variables.
2851 (onload): Capture new transfer vector entries.
2852 (claim_file_hook): Stop reading at end of file according to filesize.
2853 Factor out parsing of readelf output into separate function.
2854 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2855 APIs and get the source file name from the symbol table. Convert
2856 source file name to corresponding object file name. Print info
2857 message when adding new input files.
2858 (parse_readelf_line): New function.
2859 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2860 * testsuite/plugin_test_2.sh: Likewise.
2861 * testsuite/plugin_test_3.sh: Likewise.
2862 * testsuite/plugin_test_4.sh: New test case.
2864 2009-01-07 Ian Lance Taylor <iant@google.com>
2866 * version.cc (version_string): Bump to 1.8.
2868 2008-12-23 Cary Coutant <ccoutant@google.com>
2870 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2871 * plugin.cc (Plugin_manager::finish): Rename as
2872 layout_deferred_objects. Move cleanup to separate function.
2873 (Plugin_manager::cleanup): New function.
2874 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2876 * plugin.h (Plugin_manager::finish): Rename as
2877 layout_deferred_objects.
2878 (Plugin_manager::cleanup): New function.
2879 (Plugin_manager::cleanup_done): New field.
2881 2008-12-23 Cary Coutant <ccoutant@google.com>
2883 * plugin.cc (is_visible_from_outside): New function.
2884 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2885 so we don't return "IR only" status for exported symbols or -r links.
2887 * testsuite/Makefile.am (plugin_test_3): New test case.
2888 * testsuite/Makefile.in: Regenerate.
2889 * testsuite/plugin_test_3.sh: New file.
2891 2008-12-22 Cary Coutant <ccoutant@google.com>
2893 * object.cc (Sized_relobj::layout_section): New function.
2894 (Sized_relobj::do_layout): Defer layout of input sections until after
2895 plugin has provided replacement files.
2896 (Sized_relobj::do_layout_deferred_sections): New function.
2897 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2898 (Relobj::layout_deferred_sections): New function.
2899 (Relobj::do_layout_deferred_sections): New function.
2900 (Sized_relobj::do_layout_deferred_sections): New function.
2901 (Sized_relobj::layout_section): New function.
2902 (Sized_relobj::Deferred_layout): New structure.
2903 (Sized_relobj::deferred_layout_): New field.
2904 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2905 Change all callers. Layout deferred sections.
2906 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2908 (Plugin_hook::run): Move code from do_plugin_hook inline.
2909 (Plugin_hook::do_plugin_hook): Remove.
2910 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2911 (Plugin_manager::finish): Renamed, was cleanup.
2912 (Plugin_manager::should_defer_layout): New function.
2913 (Plugin_manager::add_deferred_layout_object): New function.
2914 (Plugin_manager::Deferred_layout_list): New type.
2915 (Plugin_manager::deferred_layout_objects_): New field.
2916 (Plugin_hook::do_plugin_hook): Remove.
2918 2008-12-17 Ian Lance Taylor <iant@google.com>
2920 * options.h (class General_options): Add --no case for
2923 2008-12-16 Cary Coutant <ccoutant@google.com>
2925 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2927 (Plugin_manager::claim_file): Create plugin object even if
2928 plugin did not call the add_symbols callback.
2929 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2930 asking for more symbols than were added.
2931 * testsuite/Makefile.am (plugin_test_1): Add test case with
2933 (empty.syms): New target.
2934 * testsuite/Makefile.in: Regenerate.
2935 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2936 message. Don't call add_symbols if no globals.
2937 (all_symbols_read_hook): Don't provide replacement for empty
2940 2008-12-12 Ian Lance Taylor <iant@google.com>
2942 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2943 r_type == 0 for a local symbol with r_sym == 0.
2944 (scan_relocatable_relocs): Pass r_sym to
2945 local_non_section_strategy.
2946 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2949 * configure.ac: Update test for TLS descriptors: they are
2950 supported as of glibc 2.9.
2951 * configure: Rebuild.
2953 2008-12-11 Ian Lance Taylor <iant@google.com>
2956 * target-reloc.h (Default_scan_relocatable_relocs): For each
2957 function, map r_type == 0 to RELOC_DISCARD.
2959 2008-12-10 Cary Coutant <ccoutant@google.com>
2961 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2962 object to override a kept COMDAT group from a plugin object.
2964 2008-12-09 Ian Lance Taylor <iant@google.com>
2967 * yyscript.y (file_cmd): Handle INPUT.
2969 * testsuite/initpri1.c: Change all declarations to be full
2970 prototypes by adding void, to avoid compiler warnings.
2972 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2974 * options.cc (General_options::parse_plugin_opt): New.
2975 (General_options::add_plugin): The argument now is just the filename.
2976 (General_options::add_plugin_option): New.
2977 * options.h (plugin_opt): New.
2978 (add_plugin): Change argument name.
2979 (add_plugin_option): New.
2980 * plugin.cc (Plugin::load): Don't parse the plugin option.
2981 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2982 (Plugin::add_option): New.
2983 (Plugin::args_): Change type.
2984 (Plugin::filename_): New.
2985 (Plugin_manager::add_plugin_option): New.
2986 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2987 * testsuite/Makefile.in: Regenerate.
2989 2008-12-05 Cary Coutant <ccoutant@google.com>
2991 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2992 Handle --strip-lto-sections option.
2993 * options.h (strip_lto_sections): New option.
2995 2008-12-01 Cary Coutant <ccoutant@google.com>
2997 * plugin.cc (ld_plugin_message): Change format parameter to const.
2998 Fix mismatch between new[] and delete.
3000 2008-11-14 Cary Coutant <ccoutant@google.com>
3002 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3005 2008-11-05 Craig Silverstein <csilvers@google.com>
3007 * options.cc (General_options::parse_dynamic_list): New function.
3008 * options.h (General_options): New flags dynamic_list,
3009 dynamic_list_data, dynamic_list_cpp_new, and
3010 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3011 (General_options::in_dynamic_list): New function.
3012 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3013 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3014 (Lex::can_continue_name): Likewise.
3016 (read_script_file): New parameter script_options.
3017 (read_dynamic_list): New function.
3018 (Script_options::define_dynamic_list): New function.
3019 (dynamic_list_keyword_parsecodes): New variable.
3020 (dynamic_list_keywords): New variable.
3021 * script.h (Script_options::define_dynamic_list): New function
3023 (read_dynamic_list): New function prototype.
3024 * symtab.cc (strprefix): New macro.
3025 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3026 dynamic_list_data, dynamic_list_cpp_new, and
3027 dynamic_list_cpp_typeinfo.
3028 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3029 (dynamic_list_expr): New rule.
3030 (dynamic_list_nodes): Likewise.
3031 (dynamic_list_node): Likewise.
3032 * testsuite/Makefile.am (dynamic_list): New test.
3033 * testsuite/Makefile.in: Regenerated.
3034 * testsuite/dynamic_list.t: New file.
3035 * testsuite/dynamic_list.sh: New file.
3037 2008-11-05 Craig Silverstein <csilvers@google.com>
3039 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3040 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3041 (t11_last): Likewise.
3042 * testsuite/ver_test_6.c (main): Likewise.
3044 2008-10-07 Cary Coutant <ccoutant@google.com>
3046 * options.c (General_options::finalize): Add check for -static and
3048 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3051 2008-10-02 Cary Coutant <ccoutant@google.com>
3053 * plugin.cc (make_sized_plugin_object): Fix conditional
3054 compilation to work when not all targets are enabled.
3056 2008-09-29 Cary Coutant <ccoutant@google.com>
3058 * archive.cc (Archive::get_file_and_offset): Use filename instead
3059 of name to get library path.
3060 (Archive::include_member): Unlock external member of a thin archive.
3062 * testsuite/Makefile.am (TEST_AR): New variable.
3063 (thin_archive_test_1): New test.
3064 (thin_archive_test_2): New test.
3065 * testsuite/Makefile.in: Regenerate.
3066 * testsuite/thin_archive_main.cc: New file.
3067 * testsuite/thin_archive_test_1.cc: New file.
3068 * testsuite/thin_archive_test_2.cc: New file.
3069 * testsuite/thin_archive_test_3.cc: New file.
3070 * testsuite/thin_archive_test_4.cc: New file.
3072 2008-09-29 Cary Coutant <ccoutant@google.com>
3074 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3075 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3077 (Sized_relobj::do_finalize_local_symbols): Likewise.
3078 (Sized_relobj::map_to_kept_section): Likewise.
3079 * object.h (Sized_relobj::invalid_address): New constant.
3080 (Sized_relobj::do_output_section_offset): Check for invalid_address
3082 * output.cc (Output_reloc::local_section_offset): Use constant
3083 invalid_address instead of -1U.
3084 (Output_reloc::get_address): Likewise.
3085 (Output_section::output_address): Change -1U to -1ULL.
3086 * output.h (Output_reloc::invalid_address): New constant.
3087 * reloc.cc (Sized_relobj::write_sections): Use constant
3088 invalid_address instead of -1U.
3089 (Sized_relobj::relocate_sections): Likewise.
3090 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3091 values for merge sections.
3092 * target-reloc.h (relocate_for_relocatable): Use constant
3093 invalid_address instead of -1U.
3095 2008-09-19 Cary Coutant <ccoutant@google.com>
3097 Add plugin functionality for link-time optimization (LTO).
3098 * configure.ac (plugins): Add --enable-plugins option.
3099 * configure: Regenerate.
3100 * config.in: Regenerate.
3101 * Makefile.am (LIBDL): New variable.
3102 (CCFILES): Add plugin.cc.
3103 (HFILES): Add plugin.h.
3104 (ldadd_var): Add LIBDL.
3105 * Makefile.in: Regenerate.
3107 * archive.cc: Include "plugin.h".
3108 (Archive::setup): Don't preread archive symbols when using a plugin.
3109 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3110 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3112 (Archive::include_member): Add symbols from plugin objects.
3113 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3114 * descriptors.cc (Descriptors::open): Check for file descriptors
3115 abandoned by plugins.
3116 (Descriptors::claim_for_plugin): New function.
3117 * descriptors.h (Descriptors::claim_for_plugin): New function.
3118 (Open_descriptor::is_claimed): New field.
3119 (claim_descriptor_for_plugin): New function.
3120 * fileread.cc (File_read::claim_for_plugin): New function.
3121 * fileread.h (File_read::claim_for_plugin): New function.
3122 (File_read::descriptor): New function.
3123 * gold.cc: Include "plugin.h".
3124 (queue_initial_tasks): Add task to call plugin hooks for generating
3126 * main.cc: Include "plugin.h".
3127 (main): Load plugin libraries.
3128 * object.h (Pluginobj): Declare.
3129 (Object::pluginobj): New function.
3130 (Object::do_pluginobj): New function.
3131 (Object::set_target): New function.
3132 * options.cc: Include "plugin.h".
3133 (General_options::parse_plugin): New function.
3134 (General_options::General_options): Initialize plugins_ field.
3135 (General_options::add_plugin): New function.
3136 * options.h (Plugin_manager): Declare.
3137 (General_options): Add --plugin option.
3138 (General_options::has_plugins): New function.
3139 (General_options::plugins): New function.
3140 (General_options::add_plugin): New function.
3141 (General_options::plugins_): New field.
3142 * plugin.cc: New file.
3143 * plugin.h: New file.
3144 * readsyms.cc: Include "plugin.h".
3145 (Read_symbols::do_read_symbols): Check for archive before checking
3146 for ELF file. Call plugin hooks to claim files.
3147 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3148 from a real object file; force override when processing replacement
3150 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3151 (Symbol::init_base_object): Likewise.
3152 (Symbol::init_base_output_data): Likewise.
3153 (Symbol::init_base_output_segment): Likewise.
3154 (Symbol::init_base_constant): Likewise.
3155 (Symbol::init_base_undefined): Likewise.
3156 (Symbol::output_section): Assert that object is not a plugin.
3157 (Symbol_table::add_from_pluginobj): New function.
3158 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3160 (Symbol_table::sized_write_globals): Likewise.
3161 (Symbol_table::add_from_pluginobj): Instantiate template.
3162 * symtab.h (Sized_pluginobj): Declare.
3163 (Symbol::in_real_elf): New function.
3164 (Symbol::set_in_real_elf): New function.
3165 (Symbol::in_real_elf_): New field.
3166 (Symbol_table::add_from_pluginobj): New function.
3168 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3169 (LIBDL): New variable.
3171 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3172 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3173 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3174 (MOSTLYCLEANFILES): Likewise.
3175 * testsuite/Makefile.in: Regenerate.
3176 * testsuite/plugin_test.c: New file.
3177 * testsuite/plugin_test_1.sh: New file.
3178 * testsuite/plugin_test_2.sh: New file.
3180 2008-09-16 Ian Lance Taylor <iant@google.com>
3182 * target-reloc.h (relocate_section): Check whether a symbol is
3183 defined by the ABI before reporting an undefined symbol error.
3184 * target.h (Target::is_defined_by_abi): Make parameter const.
3185 (Target::do_is_defined_by_abi): Likewise.
3186 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3187 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3188 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3189 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3190 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3191 * testsuite/Makefile.in: Rebuild.
3193 * fileread.cc (make_view): Add casts to avoid warning.
3195 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3197 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3198 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3200 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3202 * options.h (General_options::output_is_executable): New.
3203 (General_options::output_is_pie): New.
3204 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3205 for shared libraries.
3206 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3208 2008-09-11 Chris Demetriou <cgd@google.com>
3210 * options.h (origin): New -z option.
3211 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3212 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3215 2008-09-05 Cary Coutant <ccoutant@google.com>
3217 * fileread.cc (File_read::make_view): Add check for attempt to map
3220 2008-09-05 Cary Coutant <ccoutant@google.com>
3222 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3223 explicit instantiations.
3225 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3228 * options.cc (General_options::finalize): Allow undefined symbols
3229 in shlibs if linking -shared.
3232 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3233 symbols as not needing a dynsym entry.
3235 2008-08-20 Craig Silverstein <csilvers@google.com>
3237 * fileread.cc (File_read::open): Do not lock the file unless it
3238 was successfully opened.
3240 2008-08-14 Cary Coutant <ccoutant@google.com>
3242 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3243 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3244 * testsuite/tls_test.cc (struct int128): 128-bit struct
3245 for testing TLS relocs with non-zero addend.
3246 (v12): New TLS variable.
3248 (t_last): Add check for v12.
3249 * testsuite/tls_test.h (t12): New function.
3250 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3252 2008-08-13 Ian Lance Taylor <iant@google.com>
3254 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3255 set tls_segment_ or relro_segment_.
3256 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3258 * output.h (Output_section::clear_is_relro): New function.
3259 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3260 sections specially even when output_data_ is empty.
3261 (Output_segment::maximum_alignment): When first section is relro,
3262 only force alignment for PT_LOAD segments.
3263 * script.cc (script_data_segment_align): New function.
3264 (script_data_segment_relro_end): New function.
3265 * script-c.h (script_data_segment_align): Declare.
3266 (script_data_segment_relro_end): Declare.
3267 * script-sections.h (class Script_sections): Declare
3268 data_segment_align and data_segment_relro_end. Add fields
3269 segment_align_index_ and saw_relro_end_.
3270 * script-sections.cc (class Sections_element): Add set_is_relro
3271 virtual function. Add new bool* parameter to place_orphan_here.
3272 Add get_output_section virtual function.
3273 (class Output_section_definition): Add set_is_relro. Add new
3274 bool* parameter to place_orphan_here. Add get_output_section.
3275 Add is_relro_ field.
3276 (Output_section_definition::Output_section_definition): Initialize
3277 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3278 and is_relro_ fields.
3279 (Output_section_definition::place_orphan_here): Add is_relro
3281 (Output_section_definition::set_section_addresses): Set relro for
3283 (Output_section_definition::alternate_constraint): Likewise.
3284 (class Orphan_output_section): Add new bool* parameter to
3285 place_orphan_here. Add get_output_section.
3286 (Orphan_output_section::place_orphan_here): Add is_relro
3288 (Script_sections::Script_sections): Initialize
3289 data_segment_align_index_ and saw_relro_end_.
3290 (Script_sections::data_segment_align): New function.
3291 (Script_sections::data_segment_relro_end): New function.
3292 (Script_sections::place_orphan): Set or clear is_relro.
3293 (Script_sections::set_section_addresses): Force alignment of first
3295 * yyscript.y (exp): Call script_data_segment_align and
3296 script_data_segment_relro_end.
3297 * testsuite/relro_script_test.t: New file.
3298 * testsuite/relro_test.cc (using_script): Declare.
3299 (t1, t2): Test using_script.
3300 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3301 (relro_script_test_SOURCES): Define.
3302 (relro_script_test_DEPENDENCIES): Define.
3303 (relro_script_test_LDFLAGS): Define.
3304 (relro_script_test_LDADD): Define.
3305 (relro_script_test.so): New target.
3306 * testsuite/Makefile.in: Rebuild.
3308 2008-08-06 Cary Coutant <ccoutant@google.com>
3310 * archive.cc (Archive::total_archives, Archive::total_members)
3311 (Archive::total_members_loaded): New variables.
3312 (Archive::setup): Add parameter. Add option to preread
3314 (Archive::read_armap): Add counter.
3315 (Archive::get_file_and_offset): New function.
3316 (Archive::get_elf_object_for_member): New function.
3317 (Archive::read_all_symbols): New function.
3318 (Archive::read_symbols): New function.
3319 (Archive::add_symbols): Add counters.
3320 (Archive::include_all_members): Use armap to find members if it's
3322 (Archive::include_member): Skip reading symbols if already read.
3323 Factored code into Archive::get_file_and_offset and
3324 Archive::get_elf_object_for_member. Changed call to
3325 Mapfile::report_include_archive_member.
3326 (Archive::print_stats): New function.
3327 * archive.h: Declare Object and Read_symbols_data classes.
3328 (Archive::Archive): Add initializers for new members.
3329 (Archive::setup): Add parameter.
3330 (Archive::print_stats): New function.
3331 (Archive::total_archives, Archive::total_members)
3332 (Archive::total_members_loaded): New variables.
3333 (Archive::get_file_and_offset): New function.
3334 (Archive::get_elf_object_for_member): New function.
3335 (Archive::read_all_symbols): New function.
3336 (Archive::read_symbols): New function.
3337 (Archive::Archive_member): New class.
3338 (Archive::members_): New member.
3339 (Archive::num_members_): New member.
3340 * main.cc: Include archive.h.
3341 (main): Call Archive::print_stats.
3342 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3343 archive parameter; member_name is now the fully-decorated name.
3344 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3345 * options.h: (General_options): Add --preread-archive-symbols option.
3346 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3349 2008-08-04 Ian Lance Taylor <iant@google.com>
3351 * symtab.h (Symbol::use_plt_offset): New function.
3352 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3353 * powerpc.cc (Relocate::relocate): Likewise.
3354 * sparc.cc (Relocate::relocate): Likewise.
3355 * x86_64.cc (Relocate::relocate): Likewise.
3356 * testsuite/weak_plt.sh: New test.
3357 * testsuite/weak_plt_main.cc: New test.
3358 * testsuite/weak_plt_shared.cc: New test.
3359 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3360 (check_PROGRAMS): Add weak_plt.
3361 (check_DATA): Add weak_plt_shared.so.
3362 (weak_plt_main_pic.o, weak_plt): New targets.
3363 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3364 * testsuite/Makefile.in: Rebuild.
3366 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3368 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3369 * testsuite/Makefile.in: Rebuild.
3371 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3373 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3374 * Makefile.in: Regenerate.
3375 * po/POTFILES.in: Regenerate.
3377 2008-07-29 Ian Lance Taylor <iant@google.com>
3379 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3380 symbols before other symbols.
3381 * testsuite/script_test_2.cc (test_addr): Declare.
3382 (test_addr_alias): Declare.
3383 (main): Check that test_addr and test_addr_alias have the right
3385 * testsuite/script_test_2.t: Define test_addr_alias and
3388 2008-07-24 Ian Lance Taylor <iant@google.com>
3391 * descriptors.cc: New file.
3392 * descriptors.h: New file.
3393 * gold-threads.h (class Hold_optional_lock): New class.
3394 * fileread.cc: Include "descriptors.h".
3395 (File_read::~File_read): Release descriptor rather than closing
3397 (File_read::open) [file]: Call open_descriptor rather than open.
3398 Set is_descriptor_opened_.
3399 (File_read::open) [memory]: Assert that descriptor is not open.
3400 (File_read::reopen_descriptor): New function.
3401 (File_read::release): Release descriptor.
3402 (File_read::do_read): Make non-const. Reopen descriptor.
3403 (File_read::read): Make non-const.
3404 (File_read::make_view): Reopen descriptor.
3405 (File_read::do_readv): Likewise.
3406 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3407 Update declarations.
3408 * layout.cc: Include "descriptors.h".
3409 (Layout::create_build_id): Use open_descriptor rather than open.
3410 * output.cc: Include "descriptors.h".
3411 (Output_file::open): Use open_descriptor rather than open.
3412 * archive.cc (Archive::const_iterator): Change Archive to be
3414 (Archive::begin, Archive::end): Make non-const.
3415 (Archive::count_members): Likewise.
3416 * archive.h (class Archive): Update declarations.
3417 * object.h (Object::read): Make non-const.
3418 * Makefile.am (CCFILES): Add descriptors.cc.
3419 (HFILES): Add descriptors.h.
3420 * Makefile.in: Rebuild.
3423 * gold.h: Always include <clocale>. Add Solaris workarounds
3424 following code in binutils/sysdep.h.
3427 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3428 this->eh_frame_hdr_ is NULL before using it.
3430 * dynobj.cc (Versions::Versions): Update comment.
3432 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3433 the base version name.
3435 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3436 array size plus one.
3437 (Stringpool_template::set_string_offsets): Subtract one from key
3438 before using it as an array index.
3439 (Stringpool_template::get_offset_with_length): Likewise.
3440 (Stringpool_template::write_to_buffer): Likewise.
3441 * stringpool.h (Stringpool_template::get_offset_from_key):
3444 2008-07-23 Ian Lance Taylor <iant@google.com>
3447 * object.h (Merged_symbol_value::value): Do our best to handle a
3451 * script.cc (Version_script_info::get_versions): Don't add empty
3452 version tag to return value.
3453 (Version_script_info::get_symbol_version_helper): Change return
3454 type to bool. Add pversion parameter. Change all callers.
3455 (script_register_vers_node): Don't require a non-NULL tag.
3456 * script.h (class Version_script_info): Update declarations.
3457 (Version_script_info::get_symbol_version): Change return type to
3458 bool. Add version parameter. Change all callers.
3459 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3460 handling. Handle an empty version from a version script.
3461 (Symbol_table::define_special_symbol): Likewise.
3462 * testsuite/ver_test_10.script: New file.
3463 * testsuite/ver_test_10.sh: New file.
3464 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3465 (check_DATA): Add ver_test_10.syms.
3466 (ver_test_10.syms, ver_test_10.so): New target.
3467 * testsuite/Makefile.in: Rebuild.
3469 2008-07-23 Simon Baldwin <simonb@google.com>
3471 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3472 to zero for undefined symbols from dynamic libraries.
3474 2008-07-23 Ian Lance Taylor <iant@google.com>
3476 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3478 * symtab.h (class Symbol_table): Update declaration.
3479 * testsuite/ver_test_9.cc: New file.
3480 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3481 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3482 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3483 (ver_test_9.so, ver_test_9.o): New targets.
3484 * testsuite/Makefile.in: Rebuild.
3486 2008-07-22 Ian Lance Taylor <iant@google.com>
3488 * options.h (class General_options): Define --check-sections.
3489 * layout.cc (Layout::set_segment_offsets): Handle
3492 * options.h (class General_options): Define -n/--nmagic and
3494 * options.cc (General_options::finalize): For -n/--nmagic or
3495 -N/--omagic, set -static.
3496 * layout.cc (Layout::attach_allocated_section_to_segment): If
3497 -N/--omagic, don't put read-only and read-write sections in
3499 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3500 finding a read-only segment.
3501 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3502 don't set the minimum segment alignment to the common page size,
3503 and don't set the file offset to the address modulo the page size.
3504 * script-sections.cc (Script_sections::create_segments): If
3505 -n/--omagic, don't put read-only and read-write sections in
3508 * cref.cc: New file.
3510 * options.h (class General_options): Add --print-symbol-counts.
3511 * main.cc (main): Issue defined symbol report if requested.
3512 * archive.cc (Archive::interpret_header): Make into a const member
3514 (Archive::add_symbols): Call Input_objects::archive_start and
3516 (Archive::const_iterator): Define new class.
3517 (Archive::begin, Archive::end): New functions.
3518 (Archive::include_all_members): Rewrite to use iterator.
3519 (Archive::count_members): New function.
3520 * archive.h (class Archive): Update declarations.
3521 (Archive::filename): New function.
3522 * object.cc: Include "cref.h".
3523 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3524 (Sized_relobj::do_get_global_symbol_counts): New function.
3525 (Input_objects::add_object): Add object to cross-referencer.
3526 (Input_objects::archive_start): New function.
3527 (Input_objects::archive_stop): New function.
3528 (Input_objects::print_symbol_counts): New function.
3529 * object.h: Declare Cref and Archive.
3530 (Object::get_global_symbol_counts): New function.
3531 (Object::do_get_global_symbol_counts): New pure virtual function.
3532 (class Sized_relobj): Add defined_count_ field. Update
3534 (class Input_objects): Add cref_ field. Update constructor.
3535 Update declarations.
3536 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3538 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3540 (Sized_dynobj::do_get_global_symbol_counts): New function.
3541 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3542 defined_count_. Update declarations. Define Symbols typedef.
3543 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3544 parameter. Change all callers.
3545 (Symbol_table::add_from_dynobj): Add sympointers and defined
3546 parameters. Change all callers.
3547 * symtab.h (class Symbol_table): Update declarations.
3548 * Makefile.am (CCFILES): Add cref.cc.
3549 (HFILES): Add cref.h.
3550 * Makefile.in: Rebuild.
3552 2008-07-22 Simon Baldwin <simonb@google.com>
3554 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3555 to zero when writing undefined symbols.
3557 2008-07-22 Ian Lance Taylor <iant@google.com>
3559 * output.cc (Output_section::add_input_section): Don't try to
3560 merge empty merge sections.
3562 2008-07-21 Craig Silverstein <csilvers@google.com>
3564 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3565 Include symbol version in error message.
3567 2008-07-20 Chris Demetriou <cgd@google.com>
3569 * configure.ac (gold_cv_c_random_seed): New configured variable.
3570 (RANDOM_SEED_CFLAGS): New substituted variable.
3571 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3572 * configure: Rebuild.
3573 * Makefile.in: Likewise.
3574 * testsuite/Makefile.in: Likewise.
3576 2008-07-18 Ian Lance Taylor <iant@google.com>
3578 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3579 where we see NAME/NULL and NAME/VERSION as separate symbols.
3580 * testsuite/ver_test_main.cc (main): Call t4.
3581 (t4, t4_2a): Define.
3582 * testsuite/ver_test_2.cc (t4_2): Define.
3583 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3584 * testsuite/ver_test_4.cc (t4_2a): Define.
3585 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3586 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3588 2008-07-17 Ian Lance Taylor <iant@google.com>
3590 * dynobj.cc (Versions::add_def): If we give an error about a
3591 missing version, go ahead and create the version anyhow.
3593 2008-07-10 Ian Lance Taylor <iant@google.com>
3595 Handle output sections with more than 0x7fffffff bytes.
3596 * object.h (class Relobj): Change map_to_output_ to
3597 output_sections_, and just keep a section pointer. Change all
3598 uses. Move comdat group support to Sized_relobj.
3599 (Relobj::is_section_specially_mapped): Remove.
3600 (Relobj::output_section): Remove poff parameter. Change all
3602 (Relobj::output_section_offset): New function.
3603 (Relobj::set_section_offset): Rewrite.
3604 (Relobj::map_to_output): Remove.
3605 (Relobj::output_sections): New function.
3606 (Relobj::do_output_section_offset): New pure virtual function.
3607 (Relobj::do_set_section_offset): Likewise.
3608 (class Sized_relobj): Add section_offsets_ field. Add comdat
3609 group support from Relobj. Update declarations.
3610 (Sized_relobj::get_output_section_offset): New function.
3611 (Sized_relobj::do_output_section_offset): New function.
3612 (Sized_relobj::do_set_section_offset): New function.
3613 * object.cc (Relobj::output_section_address): Remove.
3614 (Sized_relobj::Sized_relobj): Initialize new fields.
3615 (Sized_relobj::include_section_group): Cast find_kept_object to
3617 (Sized_relobj::include_linkonce_section): Likewise.
3618 (Sized_relobj::do_layout): Use separate arrays for output section
3620 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3622 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3623 output_sections and section_offsets.
3624 (Sized_relobj::write_local_symbols): Likewise.
3625 (map_to_kept_section): Compute output address directly.
3626 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3627 output_sections and section_offsets.
3628 (Sized_relobj::write_sections): Likewise.
3629 (Sized_relobj::relocate_sections): Likewise.
3630 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3631 * output.h (class Output_reloc): Update declarations. Change
3632 u2_.relobj to Sized_relobj*.
3633 (class Output_data_reloc): Change add functions to use
3635 * output.cc (Output_reloc::Output_reloc): Change relobj to
3637 (Output_reloc::local_section_offset): Change return type to
3638 Elf_Addr. Use get_output_section_offset.
3639 (Output_reloc::get_address): Likewise.
3640 (Output_section::is_input_address_mapped): Don't call
3641 is_section_specially_mapped.
3642 (Output_section::output_offset): Likewise.
3643 (Output_section::output_address): Likewise.
3644 (Output_section::starting_output_address): Likewise.
3645 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3646 parameter to Sized_relobj*.
3647 (Copy_relocs::need_copy_reloc): Likewise.
3648 (Copy_relocs::save): Likewise.
3649 * copy-relocs.h (class Copy_relocs): Update declarations.
3650 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3651 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3652 * target-reloc.h (relocate_for_relocatable): Change
3653 offset_in_output_section type to Elf_Addr. Change code that uses
3655 * layout.cc (Layout::layout): Always set *off.
3656 * mapfile.cc (Mapfile::print_input_section): Use
3657 output_section_offset.
3658 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3660 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3661 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3662 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3664 2008-07-03 Ian Lance Taylor <iant@google.com>
3666 * layout.cc (Layout::include_section): Do not discard unrecognized
3667 SHT_STRTAB sections.
3669 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3671 * script.cc (Lex::can_continue_name): Make '?' allowable in
3672 version-script names.
3673 * testsuite/version_script.map: Change glob pattern to use '?'
3675 2008-06-30 Manish Singh <yosh@gimp.org>
3678 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3681 2008-06-30 Ian Lance Taylor <iant@google.com>
3685 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3686 versions]: Don't try to read the value in the contents, since we
3687 don't use it. Use the template endianness when writing.
3689 2008-06-25 Cary Coutant <ccoutant@google.com>
3691 * fileread.cc (File_read::make_view): Assert on zero-length view.
3692 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3693 symbol table when there are no symbols to read.
3695 2008-06-23 Craig Silverstein <csilvers@google.com>
3697 * version.cc (version_string): Bump to 1.7
3699 2008-06-18 Craig Silverstein <csilvers@google.com>
3701 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3702 constant 0xFFFF to type Valtype.
3703 (Powerpc_relocate_functions::rel16_ha): Likewise.
3705 2008-06-17 Ian Lance Taylor <iant@google.com>
3707 * output.h (Output_section::Input_section): Initialize p2align_ to
3708 zero for Output_section_data constructors.
3709 (Output_section::Input_section::addralign): If not an input
3710 section, return the alignment of the Output_section_data.
3711 * testsuite/copy_test.cc: New file.
3712 * testsuite/copy_test_1.cc: New file.
3713 * testsuite/copy_test_2.cc: New file.
3714 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3715 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3716 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3717 (copy_test_1_pic.o, copy_test_1.so): New targets.
3718 (copy_test_2_pic.o, copy_test_2.so): New targets.
3719 * testsuite/Makefile.in: Rebuild.
3721 * script-sections.cc (Script_sections::place_orphan): Initialize
3722 local variable exact.
3724 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3726 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3728 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3729 David S. Miller <davem@davemloft.net>
3731 * powerpc.cc: New file.
3732 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3733 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3734 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3735 * Makefile.in: Rebuild.
3737 2008-06-09 Ian Lance Taylor <iant@google.com>
3739 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3741 (throwing, orig_terminate): New static variables.
3742 (terminate_handler): New static function.
3743 (t2): Set terminate handler.
3745 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3748 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3751 2008-05-30 Cary Coutant <ccoutant@google.com>
3753 * archive.cc (Archive::include_all_members) Correct to step
3754 over symbol table and extended name table in thin archives.
3756 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3759 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3762 2008-05-28 Caleb Howe <cshowe@google.com>
3764 * reduced_debug_output.cc: New file.
3765 * reduced_debug_output.h: New file.
3766 * options.h (class General_options): Add --strip-debug-non-line.
3767 * options.cc (General_options::finalize): Add strip_debug_non_line
3768 to the strip heirarchy.
3769 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3771 * layout.cc: Include "reduced_debug_output.h".
3772 (Layout::Layout): Initialize new fields.
3773 (line_only_debug_sections): New static array.
3774 (is_lines_only_debug_sections): New static inline function.
3775 (Layout::include_section): Handle --strip-debug-non-line.
3776 (Layout::make_output_section): If --strip-debug-non-line, build
3777 new output sections for .debug_abbrev and .debug_info.
3778 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3779 gold. Warn about possible overflow.
3780 (read_signed_LEB_128): Likewise.
3781 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3782 (read_signed_LEB_128): Declare.
3783 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3784 (HFILES): Add reduced_debug_output.h.
3785 * Makefile.in: Rebuild.
3787 2008-05-21 Ian Lance Taylor <iant@google.com>
3789 * mapfile.cc: New file.
3790 * mapfile.h: New file.
3791 * options.h (class General_options): Add -M/--print-map and -Map.
3792 * options.cc (General_options::finalize): Make -M equivalent to
3794 * main.cc: Include <cstdio> and "mapfile.h".
3795 (main): Open mapfile if requested.
3796 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3797 constructor. Change caller.
3798 (queue_initial_tasks): Add mapfile parameter. Change caller.
3799 (queue_middle_tasks): Likewise.
3800 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3802 * archive.cc: Include "mapfile.h".
3803 (Archive::add_symbols): Add mapfile parameter. Change all
3804 callers. Pass mapfile, symbol, and reason to include_member.
3805 (Archive::include_all_members): Add mapfile parameter. Change all
3807 (Archive::include_member): Add mapfile, sym, and why parameters.
3808 Change all callers. Report inclusion to map file.
3809 * archive.h: Include "fileread.h".
3810 (class Archive): Update declarations.
3811 (Archive::file): New const method.
3812 (class Add_archive_symbols): Add mapfile_ field. Update
3813 constructor. Change all callers.
3814 * readsyms.h (class Read_symbols): Likewise.
3815 (class Finish_group): Likewise.
3816 (class Read_script): Likewise.
3817 * common.cc: Include "mapfile.h".
3818 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3820 (Symbol_table::do_allocate_commons): Likewise.
3821 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3822 symbol allocation to mapfile.
3823 * common.h (class Allocate_commons_task): Add mapfile_ field.
3824 Update constructor. Change all callers.
3825 * symtab.h (class Symbol_table): Update declarations.
3826 * layout.cc: Include "mapfile.h".
3827 (Layout_task_runner::run): Print information to mapfile.
3828 (Layout::create_gold_note): Change Output_data_fixed_space to
3829 Output_data_zero_fill.
3830 (Layout::create_build_id): Likewise.
3831 (Layout::print_to_mapfile): New function.
3832 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3833 constructor. Change caller.
3834 (class Layout): Declare print_to_mapfile.
3835 * output.cc (Output_section::Input_section::print_to_mapfile): New
3837 (Output_section::add_input_section): If producing a map, always
3838 add to input_sections_ list.
3839 (Output_section::do_print_to_mapfile): New function.
3840 (Output_segment::print_sections_to_mapfile): New function.
3841 (Output_segment::print_section_list_to_mapfile): New function.
3842 * output.h: Include "mapfile.h".
3843 (Output_data::print_to_mapfile): New function.
3844 (Output_data::do_print_to_mapfile): New virtual function.
3845 (Output_segment_headers::do_print_to_mapfile): New function.
3846 (Output_file_header::do_print_to_mapfile): New function.
3847 (Output_data_const::do_print_to_mapfile): New function.
3848 (class Output_data_const_buffer): Add map_name_ field. Update
3849 constructor. Change all callers. Add do_print_to_mapfile
3851 (class Output_data_fixed_space): Likewise.
3852 (class Output_data_space): Likewise.
3853 (class Output_data_zero_fill): New class.
3854 (Output_data_strtab::do_print_to_mapfile): New function.
3855 (Output_data_reloc_base::do_print_to_mapfile): New function.
3856 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3857 (Output_data_group::do_print_to_mapfile): New function.
3858 (Output_data_got::do_print_to_mapfile): New function.
3859 (Output_data_dynamic::do_print_to_mapfile): New function.
3860 (Output_symtab_xindex::do_print_to_mapfile): New function.
3861 (class Output_section): Declare do_print_to_mapflie. Declare
3862 print_to_mapfile in Input_section.
3863 (class Output_segment): Declare new functions.
3864 * object.h (Sized_relobj::symbol_count): New function.
3865 * script-sections.cc
3866 (Output_section_element_dot_assignment::set_section_addresses):
3867 Change Output_data_fixed_space to Output_data_zero_fill.
3868 (Output_data_expression::do_print_to_mapfile): New function.
3869 * script.cc (read_input_script): Add mapfile parameter. Change
3871 * script.h (read_input_script): Update declaration.
3872 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3873 (Eh_frame::do_print_to_mapfile): New function.
3874 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3875 (Output_merge_string::do_print_to_mapfile): New function.
3876 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3878 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3880 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3882 * Makefile.am (CCFILES): Add mapfile.cc.
3883 (HFILES): Add mapfile.h.
3884 * Makefile.in: Rebuild.
3886 2008-05-19 Ian Lance Taylor <iant@google.com>
3888 * options.h (class General_options): Add -z relro.
3889 * layout.cc (Layout::Layout): Initialize relro_segment_.
3890 (Layout::add_output_section_data): Return the output section.
3891 (Layout::make_output_section): Rcognize relro sections and mark
3893 (Layout::attach_allocated_section_to_segment): Put relro sections
3894 in a PT_GNU_RELRO segment.
3895 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3897 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3899 (Layout::linkonce_mapping): Map d.rel.ro.local to
3901 (Layout::output_section_name): Us .data.rel.ro.local for any
3902 section which begins with that.
3903 * layout.h (class Layout): Update add_output_section_data
3904 declaration. Add relro_segment_ field.
3905 * output.cc (Output_section::Output_section): Initialize is_relro_
3906 and is_relro_local_ fields.
3907 (Output_segment::add_output_section): Group relro sections.
3908 (Output_segment::is_first_section_relro): New function.
3909 (Output_segment::maximum_alignment): If there is a relro section,
3910 align the segment to the common page size.
3911 (Output_segment::set_section_addresses): Track whether we are
3912 looking at relro sections. If the last section is a relro
3913 section, align to the common page size.
3914 (Output_segment::set_section_list_addresses): Add in_relro
3915 parameter. Change all callers. Align to the page size when
3916 moving from relro to non-relro section.
3917 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3919 * output.h (class Output_section): Add is_relro_ and
3920 is_relro_local_ fields.
3921 (Output_section::is_relro): New function.
3922 (Output_section::set_is_relro): New function.
3923 (Output_section::is_relro_local): New function.
3924 (Output_section::set_is_relro_local): New function.
3925 (class Output_segment): Update declarations.
3926 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3927 * sparc.cc (Target_sparc::got_section): Likewise.
3928 * x86_64.cc (Target_x86_64::got_section): Likewise.
3929 * testsuite/relro_test_main.cc: New file.
3930 * testsuite/relro_test.cc: New file.
3931 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3932 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3933 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3934 (relro_test.so, relro_test_pic.o): New targets.
3935 * testsuite/Makefile.in: Rebuild.
3937 2008-05-16 Ian Lance Taylor <iant@google.com>
3939 * output.cc (Output_segment::add_output_section): Remove front
3941 * output.h (class Output_segment): Remove
3942 add_initial_output_section and overloaded add_output_section.
3943 Update declaration of remaining add_output_section.
3944 * layout.cc (Layout::create_interp): Call add_output_section
3945 rather than add_initial_output_section.
3946 (Layout::finish_dynamic_section): Likewise.
3948 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3949 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3950 know the dynamic type.
3951 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3952 field. Initialize it in constructor.
3953 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3954 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3955 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3958 * output.cc (Output_reloc::get_address): Change return type to
3960 * output.h (class Output_reloc): Update get_address declaration.
3961 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3962 for section addresses.
3964 2008-05-09 Ian Lance Taylor <iant@google.com>
3967 * gold.cc (gold_nomem): Use return value of write.
3969 2008-05-08 Ian Lance Taylor <iant@google.com>
3971 * symtab.c (Symbol::init_base_output_data): Add version
3972 parameter. Change all callers.
3973 (Symbol::init_base_output_segment): Likewise.
3974 (Symbol::init_base_constant): Likewise.
3975 (Symbol::init_base_undefined): Likewise.
3976 (Sized_symbol::init_output_data): Likewise.
3977 (Sized_symbol::init_output_segment): Likewise.
3978 (Sized_symbol::init_constant): Likewise.
3979 (Sized_symbol::init_undefined): Likewise.
3980 (Symbol_table::do_define_in_output_data): If the new symbol has a
3981 version, mark it as the default.
3982 (Symbol_table::do_define_in_output_segment): Likewise.
3983 (Symbol_table::do_define_as_constant): Likewise.
3984 * symtab.h (class Symbol): Update declarations.
3985 (class Sized_symbol): Likewise.
3986 * resolve.cc (Symbol::override_version): New function.
3987 (Symbol::override_base): Call override_version.
3988 (Symbol::override_base_with_special): Likewise.
3989 * testsuite/ver_script_8.script: New file.
3990 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3991 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3992 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3993 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3995 2008-05-06 Ian Lance Taylor <iant@google.com>
3998 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4000 (class General_options): Remove existing --undefined, and add
4001 --no-undefined instead. Add new --undefined as synonym for -u.
4002 * archive.cc (Archive::add_symbols): Check whether symbol was
4004 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4005 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4006 all uses. Add IS_UNDEFINED. Update declarations to split
4007 different versions of init_base. Declare init_base_undefined.
4008 (Symbol::is_defined): Handle IS_UNDEFINED.
4009 (Symbol::is_undefined): Likewise.
4010 (Symbol::is_weak_undefined): Call is_undefined.
4011 (Symbol::is_absolute): Handle IS_CONSTANT.
4012 (class Sized_symbol): Update declarations to split different
4013 versions of init. Declare init_undefined.
4014 (class Symbol_table): Declare new functions.
4015 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4017 (Symbol::init_base_output_data): Likewise.
4018 (Symbol::init_base_output_segment): Likewise.
4019 (Symbol::init_base_constant): Likewise.
4020 (Symbol::init_base_undefined): New function.
4021 (Sized_symbol::init_object): Rename from init. Change all
4023 (Sized_symbol::init_output_data): Likewise.
4024 (Sized_symbol::init_output_segment): Likewise.
4025 (Sized_symbol::init_constant): Likewise.
4026 (Sized_symbol::init_undefined): New function.
4027 (Symbol_table::add_undefined_symbols_from_command_line): New
4029 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4031 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4032 (Symbol::output_section): Likewise.
4033 (Symbol::set_output_section): Likewise.
4034 (Symbol_table::sized_finalize_symbol): Likewise.
4035 (Symbol_table::sized_write_globals): Likewise.
4036 * resolve.cc (Symbol_table::should_override): Likewise.
4037 (Symbol::override_base_with_special): Likewise.
4039 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4040 symbol, change it to have default visibility.
4041 * testsuite/protected_1.cc: New file.
4042 * testsuite/protected_2.cc: New file.
4043 * testsuite/protected_3.cc: New file.
4044 * testsuite/protected_main_1.cc: New file.
4045 * testsuite/protected_main_2.cc: New file.
4046 * testsuite/protected_main_3.cc: New file.
4047 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4048 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4049 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4050 (protected_1.so): New target.
4051 (protected_1_pic.o, protected_2_pic.o): New targets.
4052 (protected_3_pic.o): New target.
4053 (check_PROGRAMS): Add protected_2.
4054 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4055 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4056 * testsuite/Makefile.in: Rebuild.
4058 * options.h (DEFINE_var): Add set_user_set_##varname__.
4059 (DEFINE_bool_alias): New macro.
4060 (class General_options): Define -Bstatic using DEFINE_bool_alias
4061 rather than DEFINE_special. Add --undefined as an alias for -z
4063 * options.cc (General_options::parse_Bstatic): Remove.
4065 * options.h (class General_options): Add --fatal-warnings.
4066 * main.cc (main): Implement --fatal-warnings.
4067 * errors.h (Errors::warning_count): New function.
4069 * options.h (class General_options): Add -Bsymbolic-functions.
4070 * symtab.h (Symbol::is_preemptible): Check for
4071 -Bsymbolic-functions.
4073 2008-05-05 Ian Lance Taylor <iant@google.com>
4075 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4076 as noVARNAME rather than no-VARNAME.
4077 (class General_options): Add option -z combreloc.
4078 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4080 (Output_reloc::sort_before) [SHT_REL]: New function.
4081 (Output_reloc::sort_before) [SHT_RELA]: New function.
4082 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4083 Sort_relocs_comparison.
4084 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4085 parameter. Change all callers.
4086 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4087 sort_relocs parameter. Change all callers.
4088 * output.cc (Output_reloc::get_address): New function, broken out
4090 (Output_reloc::write_rel): Call it.
4091 (Output_reloc::compare): New function.
4092 (Output_data_reloc_base::do_write): Optionally sort relocs.
4094 * configure.ac: If targ_extra_obj is set, link it in.
4095 * configure.tgt: Initialize all variables.
4096 (x86_64*): Set targ_extra_obj and targ_extra_size.
4097 * configure: Rebuild.
4099 * object.cc (Sized_relobj::include_section_group): Adjust section
4100 indexes read from group data. Build vector to pass to
4102 * layout.cc (Layout::layout_group): Add flags and shndxes
4103 parameters. Remove contents parameter. Change caller. Update
4104 explicit instantiations.
4105 * layout.h (class Layout): Update layout_group declaration.
4106 * output.cc (Output_data_group::Output_data_group): Add flags and
4107 input_shndxes parameters. Remove contents parameter. Change
4109 (Output_data_group::do_write): Change input_sections_ to
4111 * output.h (class Output_data_group): Update constructor
4112 declaration. Rename input_sections_ to input_shndxes_.
4113 * testsuite/many_sections_test.cc: Add template.
4115 2008-04-30 Cary Coutant <ccoutant@google.com>
4117 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4119 * layout.cc (Layout::include_section): Refactored check for debug
4121 (Layout::add_comdat): Add new parameters. Change type
4122 of signature parameter. Add object and shndx to signatures table.
4123 (Layout::find_kept_object): New function.
4124 * layout.h: Include <cstring>.
4125 (Layout::is_debug_info_section): New function.
4126 (Layout::add_comdat): Add new parameters.
4127 (Layout::find_kept_object): New function.
4128 (Layout::Kept_section): New struct.
4129 (Layout::Signatures): Change type of map range.
4130 * object.cc (Relobj::output_section_address): New function.
4131 (Sized_relobj::include_section_group): Add new parameters. Change
4132 calls to Layout::add_comdat. Change to build table of kept comdat
4133 groups and table mapping discarded sections to kept sections.
4134 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4135 (Sized_relobj::do_layout): Change calls to include_section_group and
4136 include_linkonce_section.
4137 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4138 value to zero when section is discarded.
4139 (Sized_relobj::map_to_kept_section): New function.
4140 * object.h (Relobj::output_section_address): New function.
4141 (Relobj::Comdat_group): New type.
4142 (Relobj::find_comdat_group): New function.
4143 (Relobj::Comdat_group_table): New type.
4144 (Relobj::Kept_comdat_section): New type.
4145 (Relobj::Kept_comdat_section_table): New type.
4146 (Relobj::add_comdat_group): New function.
4147 (Relobj::set_kept_comdat_section): New function.
4148 (Relobj::get_kept_comdat_section): New function.
4149 (Relobj::comdat_groups_): New field.
4150 (Relobj::kept_comdat_sections_): New field.
4151 (Symbol_value::input_value): Update comment.
4152 (Sized_relobj::map_to_kept_section) New function.
4153 (Sized_relobj::include_linkonce_section): Add new parameter.
4154 * target-reloc.h (Comdat_behavior): New type.
4155 (get_comdat_behavior): New function.
4156 (relocate_section): Add code to map a discarded section to the
4157 corresponding kept section when applying a relocation.
4159 2008-04-30 Craig Silverstein <csilvers@google.com>
4161 * dwarf_reader.cc (next_generation_count): New static var.
4162 (Addr2line_cache_entry): New struct.
4163 (addr2line_cache): New static var.
4164 (Dwarf_line_info::one_addr2line): Added caching.
4165 (Dwarf_line_info::clear_addr2line_cache): New function.
4166 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4167 cache-size parameter.
4168 (Dwarf_line_info::one_addr2line_cache): New function.
4169 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4170 new cache-size argument to one_addr2line(), and clear cache.
4172 2008-04-28 Cary Coutant <ccoutant@google.com>
4174 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4175 R_386_PC8 relocations.
4177 2008-04-23 Ian Lance Taylor <iant@google.com>
4179 * object.cc (Sized_relobj::include_section_group): Check for
4180 invalid section group.
4182 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4185 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4186 than read for file header.
4187 * archive.cc (Archive::include_member): Likewise.
4189 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4191 * aclocal.m4: Regenerate.
4192 * configure: Regenerate.
4194 2008-04-19 Ian Lance Taylor <iant@google.com>
4196 * version.cc (version_string): Bump to 1.6.
4198 * testsuite/Makefile.am (many_sections_r_test): New target.
4199 (many_sections_r_test_SOURCES): Remove.
4200 (many_sections_r_test_DEPENDENCIES): Remove.
4201 (many_sections_r_test_LDFLAGS): Remove.
4202 (many_sections_r_test_LDADD): Remove.
4204 * object.cc (Sized_relobj::do_add_symbols): Always pass
4205 local_symbol_count_ to add_from_relobj.
4207 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4208 every thousand variables.
4209 * testsuite/Makefile.in: Rebuild.
4211 * object.cc (Xindex::initialize_symtab_xindex): New function.
4212 (Xindex::read_symtab_xindex): New function.
4213 (Xindex::sym_xindex_to_shndx): New function.
4214 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4216 (Sized_relobj::do_initialize_xindex): New function.
4217 (Sized_relobj::do_read_symbols): Adjust section links.
4218 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4219 parameter. Change all callers.
4220 (Sized_relobj::include_section_group): Adjust section links and
4221 symbol section indexes.
4222 (Sized_relobj::do_layout): Adjust section links.
4223 (Sized_relobj::do_count_local_symbols): Adjust section links and
4224 symbol section indexes.
4225 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4226 ordinary and special symbols.
4227 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4228 dynsym_xindex parameters. Change all callers. Adjust section
4229 links. Use SHN_XINDEX when needed.
4230 (Sized_relobj::get_symbol_location_info): Adjust section links.
4231 Don't get fooled by special symbols.
4232 * object.h (class Xindex): Define.
4233 (class Object): Add xindex_ parameter. Declare virtual functoin
4234 do_initialize_xindex.
4235 (Object::adjust_sym_shndx): New function.
4236 (Object::set_xindex): New protected function.
4237 (class Symbol_value): Add is_ordinary_shndx_ field.
4238 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4239 (Symbol_value::value): Assert ordinary section.
4240 (Symbol_value::initialize_input_to_output_map): Likewise.
4241 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4243 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4245 (class Sized_relobj): Update declarations.
4246 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4247 parameter. Change all callers.
4248 (Sized_relobj::adjust_shndx): New function.
4249 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4251 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4252 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4253 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4254 (Sized_dynobj::read_dynsym_section): Adjust section links.
4255 (Sized_dynobj::read_dynamic): Likewise.
4256 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4258 (Sized_dynobj::do_initialize_xindex): New function.
4259 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4260 do_initialize_xindex.
4261 (Sized_dynobj::adjust_shndx): New function.
4262 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4263 dynsym_xindex_ fields.
4264 (Layout::finalize): Add a call to set_section_indexes before
4265 creating the symtab sections.
4266 (Layout::set_section_indexes): Don't do anything if the section
4267 already has a section index.
4268 (Layout::create_symtab_sections): Add shnum parameter. Change
4269 caller. Create .symtab_shndx section if needed.
4270 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4272 (Layout::allocated_output_section_count): New function.
4273 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4275 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4276 fields. Update declarations.
4277 (Layout::symtab_xindex): New function.
4278 (Layout::dynsym_xindex): New function.
4279 (class Write_symbols_task): Add layout_ field.
4280 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4282 * output.cc (Output_section_headers::Output_section_headers): Add
4283 shstrtab_section parameter. Change all callers.
4284 (Output_section_headers::do_sized_write): Store overflow values
4285 for section count and section string table section index in
4286 section header zero.
4287 (Output_file_header::do_sized_write): Check for overflow of
4288 section count and section string table section index.
4289 (Output_symtab_xindex::do_write): New function.
4290 (Output_symtab_xindex::endian_do_write): New function.
4291 * output.h (class Output_section_headers): Add shstrtab_section_.
4292 Update declarations.
4293 (class Output_symtab_xindex): Define.
4294 (Output_section::has_out_shndx): New function.
4295 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4297 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4299 (Sized_symbol::init): Likewise.
4300 (Symbol::output_section): Check for ordinary symbol.
4301 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4302 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4304 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4305 Change all callers. Simplify handling of symbols from sections
4306 not included in the link.
4307 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4309 (Weak_alias_sorter::operator()): Assert that symbols are
4311 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4313 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4314 parameters. Change all callers.
4315 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4316 symbol distinction. Use SHN_XINDEX when needed.
4317 (Symbol_table::write_section_symbol): Add symtab_xindex
4318 parameter. Change all callers.
4319 (Symbol_table::sized_write_section_symbol): Likewise. Use
4320 SHN_XINDEX when needed.
4321 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4323 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4324 (Symbol::is_defined): Check is_ordinary.
4325 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4326 (Symbol::is_absolute, Symbol::is_common): Likewise.
4327 (class Sized_symbol): Update declarations.
4328 (class Symbol_table): Update declarations.
4329 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4330 parameters. Change all callers.
4331 (Sized_symbol::override): Likewise.
4332 (Symbol_table::override): Likewise.
4333 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4334 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4335 is_ordinary, and orig_st_shndx parameters. Change all callers.
4336 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4337 to be in an ordinary section.
4338 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4339 object and is_ordinary parameters. Change all callers.
4340 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4341 Change all callers. Don't add undefined or non-ordinary symbols
4343 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4345 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4347 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4348 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4349 (Sized_relobj::relocate_sections): Likewise.
4350 * target-reloc.h (scan_relocs): Adjust section symbol index.
4351 (scan_relocatable_relocs): Likewise.
4352 * i386.cc (Scan::local): Check for ordinary symbols.
4353 * sparc.cc (Scan::local): Likewise.
4354 * x86_64.cc (Scan::local): Likewise.
4355 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4356 to symbol_section_and_value.
4357 * testsuite/many_sections_test.cc: New file.
4358 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4359 (check_PROGRAMS): Add many_sections_test.
4360 (many_sections_test_SOURCES): Define.
4361 (many_sections_test_DEPENDENCIES): Define.
4362 (many_sections_test_LDFLAGS): Define.
4363 (BUILT_SOURCES): Add many_sections_define.h.
4364 (many_sections_define.h): New target.
4365 (BUILT_SOURCES): Add many_sections_check.h.
4366 (many_sections_check.h): New target.
4367 (check_PROGRAMS): Add many_sections_r_test.
4368 (many_sections_r_test_SOURCES): Define.
4369 (many_sections_r_test_DEPENDENCIES): Define.
4370 (many_sections_r_test_LDFLAGS): Define.
4371 (many_sections_r_test_LDADD): Define.
4372 (many_sections_r_test.o): New target.
4373 * testsuite/Makefile.in: Rebuild.
4375 2008-04-17 Cary Coutant <ccoutant@google.com>
4377 * errors.cc (Errors::info): New function.
4378 (gold_info): New function.
4379 * errors.h (Errors::info): New function.
4380 * gold.h (gold_info): New function.
4381 * object.cc (Input_objects::add_object): Print trace output.
4382 * options.cc (options::parse_set): New function.
4383 (General_options::parse_wrap): Deleted.
4384 (General_options::General_options): Deleted initializer.
4385 * options.h (options::String_set): New typedef.
4386 (options::parse_set): New function.
4387 (DEFINE_set): New macro.
4388 (General_options::wrap): Changed to use DEFINE_set. Changed
4389 callers of any_wrap_symbols and is_wrap_symbol.
4390 (General_options::trace, General_options::trace_symbol):
4392 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4393 (General_options::wrap_symbols_): Deleted.
4394 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4396 2008-04-17 David S. Miller <davem@davemloft.net>
4398 * options.cc (General_options::parse_V): New function.
4399 * options.h: Add entries for -V and -Qy.
4401 2008-04-17 Ian Lance Taylor <iant@google.com>
4403 * common.cc (Symbol_table::allocate_commons): Remove options
4404 parameter. Change caller.
4405 (Symbol_table::do_allocate_commons): Remove options parameter.
4406 Change caller. Just call do_allocate_commons_list twice.
4407 (Symbol_table::do_allocate_commons_list): New function, broken out
4408 of do_allocate_commons.
4409 * common.h (class Allocate_commons_task): Remove options_ field.
4411 * symtab.cc (Symbol_table::Symbol_table): Initialize
4413 (Symbol_table::add_from_object): Put TLS common symbols on
4415 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4416 which are IN_OUTPUT_DATA.
4417 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4418 allocate_commons and do_allocate_commons declarations. Declare
4419 do_allocate_commons_list.
4420 * gold.cc (queue_middle_tasks): Update creation of
4421 Allocate_commons_task to not pass options.
4422 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4423 (TLS_TEST_C_FLAGS): New variable.
4424 (tls_test_c_pic.o): New target.
4425 (tls_test_shared.so): Link in tls_test_c_pic.o.
4426 (tls_test_c_pic_ie.o): New target.
4427 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4428 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4429 (tls_test_c.o): New target.
4430 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4431 (tls_pic_test_LDADD): Likewise.
4432 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4433 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4434 (tls_test_c_gnu2.o): New target.
4435 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4437 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4438 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4439 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4440 * testsuite/tls_test.cc: Include "config.h".
4441 (t_last): Call t11_last.
4442 * testsuite/tls_test.h (t11, t11_last): Declare.
4443 * testsuite/tls_test_c.c: New file.
4444 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4445 * configure.ac: Check for OpenMP support.
4446 * configure, config.in, Makefile.in: Rebuild.
4447 * testsuite/Makefile.in: Rebuild.
4449 2008-04-16 Cary Coutant <ccoutant@google.com>
4451 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4452 (Target_i386::tls_base_symbol_defined_): New field.
4453 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4454 (Target_i386::Scan::global): Likewise.
4455 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4456 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4457 (Target_x86_64::tls_base_symbol_defined_): New field.
4458 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4459 (Target_x86_64::Scan::global): Likewise.
4461 2008-04-16 Cary Coutant <ccoutant@google.com>
4463 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4464 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4465 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4466 building shared libraries.
4467 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4468 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4469 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4470 * testsuite/Makefile.in: Rebuild.
4471 * testsuite/weak_undef.h: New file.
4472 * testsuite/weak_undef_file1.cc: Add extra test cases.
4473 * testsuite/weak_undef_file2.cc: Likewise.
4474 * testsuite/weak_undef_test.cc: Likewise.
4476 2008-04-16 David S. Miller <davem@davemloft.net>
4478 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4479 Add issued_non_pic_error_ field. Declare check_non_pic.
4480 (Target_sparc::Scan::check_non_pic): New function.
4481 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4482 (Target_sparc::Scan::global): Likewise.
4484 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4485 * configure: Rebuild.
4487 * options.h (DEFINE_enable): New macro.
4488 (new_dtags): New enable option.
4489 (initfirst, interpose, loadfltr, nodefaultlib,
4490 nodelete, nodlopen, nodump): New -z options.
4491 * layout.cc (Layout:finish_dynamic_section): If new
4492 dtags enabled, emit DT_RUNPATH. Also, emit a
4493 DT_FLAGS_1 containing any specified -z flags.
4495 2008-04-16 Ian Lance Taylor <iant@google.com>
4497 * copy-relocs.cc: New file.
4498 * copy-relocs.h: New file.
4499 * reloc.cc: Remove Copy_relocs code.
4500 * reloc.h: Likewise.
4501 * reloc-types.h (struct Reloc_types) [both versions]: Add
4502 get_reloc_addend_noerror.
4503 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4504 variants of add_global which take an addend which must be zero.
4505 * i386.cc: Include "copy-relocs.h".
4506 (class Target_i386): Change type of copy_relocs_ to variable,
4508 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4510 (Target_i386::do_finalize_sections): Change handling of
4512 * sparc.cc: Include "copy-relocs.h".
4513 (class Target_sparc): Change type of copy_relocs_ to variable,
4515 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4517 (Target_sparc::do_finalize_sections): Change handling of
4519 * x86_64.cc: Include "copy-relocs.h".
4520 (class Target_x86_64): Change type of copy_relocs_ to variable,
4522 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4523 class. Change all callers.
4524 (Target_x86_64::do_finalize_sections): Change handling of
4526 * Makefile.am (CCFILES): Add copy-relocs.cc.
4527 (HFILES): Add copy-relocs.h.
4529 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4531 * testsuite/script_test_4.sh: Permit leading zeroes.
4533 2008-04-15 Ian Lance Taylor <iant@google.com>
4535 * script-sections.cc (Script_sections::create_segments): Use
4536 header_size_adjustment even when there is enough room for the
4538 * testsuite/script_test_4.sh: New file.
4539 * testsuite/script_test_4.t: New file.
4540 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4541 (check_DATA): Add script_test_4.stdout.
4542 (MOSTLYCLEANFILES): Likewise.
4543 (script_test_4): New target.
4544 (script_test_4.stdout): New target.
4545 * testsuite/Makefile.in: Rebuild.
4547 * sparc.cc: Add definitions for Output_data_plt_sparc class
4550 2008-04-14 David S. Miller <davem@davemloft.net>
4552 * sparc.cc: New file.
4553 * Makefile.am (TARGETSOURCES): Add sparc.cc
4554 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4555 * configure.tgt: Document targ_extra_size and
4556 targ_extra_big_endian. Add entries for sparc-* and
4558 * configure.ac: Handle targ_extra_size and
4559 targ_extra_big_endian.
4560 * Makefile.in: Rebuild.
4561 * configure: Likewise.
4562 * po/POTFILES.in: Likewise.
4563 * po/gold.pot: Likewise.
4565 2008-04-14 Ian Lance Taylor <iant@google.com>
4567 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4568 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4569 in the name/type/flags to section mapping. Don't call
4570 allocate_output_section.
4571 (Layout::choose_output_section): Change parameter from adjust_name
4572 to is_input_section. Don't permit input sections after sections
4573 are attached to segments. Don't call allocate_output_section.
4574 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4575 not write_enable_output_section.
4576 (Layout::make_output_section): Don't push to
4577 unattached_section_list_ nor call attach_to_segment. Call
4578 attach_section_to_segment if sections are attached.
4579 (Layout::attach_sections_to_segments): New function.
4580 (Layout::attach_section_to_segment): New function.
4581 (Layout::attach_allocated_section_to_segment): Rename from
4582 attach_to_segment. Remove flags parameter.
4583 (Layout::allocate_output_section): Remove function.
4584 (Layout::write_enable_output_section): Remove function.
4585 * layout.h (class Layout): Update for above changes. Add new
4586 field sections_are_attached_.
4587 * output.h (Output_section::update_flags_for_input_section): New
4589 * output.cc (Output_section::add_input_section): Call
4590 update_flags_for_input_section.
4591 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4593 2008-04-11 Cary Coutant <ccoutant@google.com>
4595 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4596 thought unnecessary.
4597 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4599 2008-04-11 Ian Lance Taylor <iant@google.com>
4601 * output.h (class Output_section_data): Remove inline definition
4603 * output.cc (Output_section_data::set_addralign): New function.
4605 2008-04-11 Cary Coutant <ccoutant@google.com>
4607 Add support for TLS descriptors for i386 and x86_64.
4608 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4609 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4610 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4612 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4613 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4614 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4616 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4617 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4618 Fix problem with initial-exec relocations.
4619 (Target_i386::Relocate::relocate_tls): Likewise.
4620 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4622 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4623 support for section-plus-offset dynamic table entries.
4624 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4625 (Output_data_dynamic::Dynamic_entry): Add support for
4626 section-plus-offset dynamic table entries.
4627 (Output_data_dynamic::Classification): Likewise.
4628 (Output_data_dynamic::classification_): Renamed offset_.
4629 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4630 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4631 (Target_x86_64::make_plt_section): New function.
4632 (Target_x86_64::reserve_tlsdesc_entries): New function.
4633 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4634 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4635 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4636 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4637 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4638 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4639 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4640 add extra PLT entry for TLS descriptors.
4641 (Output_data_plt_x86_64::got_): New field.
4642 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4643 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4645 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4647 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4648 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4649 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4650 R_386_TLS_DESC_CALL relocations.
4651 (Target_x86_64::Scan::global): Likewise.
4652 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4653 for TLS descriptors.
4654 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4655 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4656 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4657 GD-to-IE relaxation.
4658 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4659 and TLS_DESCRIPTORS.
4660 * Makefile.in: Rebuild.
4661 * configure: Rebuild.
4662 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4663 (tls_test_shared2.so): New target.
4664 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4665 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4666 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4667 (tls_shared_gd_to_ie_test_LDADD): New variable.
4668 (tls_shared_gnu2_gd_to_ie_test): New target.
4669 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4671 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4672 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4673 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4674 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4675 (tls_shared_gnu2_test): New target.
4676 (tls_test_gnu2_shared.so): New target.
4677 (tls_shared_gnu2_test_SOURCES): New variable.
4678 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4679 (tls_shared_gnu2_test_LDFLAGS): New variable.
4680 (tls_shared_gnu2_test_LDADD): New variable.
4681 * testsuite/Makefile.in: Rebuild.
4682 * testsuite/Makefile.
4684 2008-04-11 Ian Lance Taylor <iant@google.com>
4686 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4688 * testsuite/Makefile.in: Rebuild.
4690 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4692 * testsuite/script_test_2.cc (main): Adjust test.
4694 2008-04-11 David S. Miller <davem@davemloft.net>
4695 Ian Lance Taylor <iant@google.com>
4697 * options.h (General_options): Add entries for '-Y' and
4699 * options.cc (General_options:finalize): If -Y was used, add those
4700 entries to the library path instead of the default "/lib" and
4703 2008-04-11 David S. Miller <davem@davemloft.net>
4705 * testsuite/justsyms.t: Start at 0x100.
4706 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4707 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4709 * testsuite/script_test_2.cc: Adjust string and section length
4712 2008-04-09 Ian Lance Taylor <iant@google.com>
4715 * script-sections.cc (Sections_element::allocate_to_segment): Add
4717 (Output_section_definition::allocate_to_segment): Likewise.
4718 (Orphan_output_section::allocate_to_segment): Likewise.
4719 (Script_sections::attach_sections_using_phdrs_clause): Don't
4720 propagate non-PT_LOAD segments to orphan sections.
4721 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4722 readelf rather than objdump.
4723 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4724 .interp section and PT_INTERP segment are the same size.
4725 * testsuite/Makefile.in: Rebuild.
4727 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4728 aliases for symbols defined in the same object.
4729 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4730 (weak_alias_test_SOURCES): New variable.
4731 (weak_alias_test_DEPENDENCIES): New variable.
4732 (weak_alias_test_LDFLAGS): New variable.
4733 (weak_alias_test_LDADD): New variable.
4734 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4735 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4736 (weak_alias_test_3.o): New target.
4737 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4738 * testsuite/weak_alias_test_main.cc: New file.
4739 * testsuite/weak_alias_test_1.cc: New file.
4740 * testsuite/weak_alias_test_2.cc: New file.
4741 * testsuite/weak_alias_test_3.cc: New file.
4743 2008-04-08 Ian Lance Taylor <iant@google.com>
4745 * options.h (class General_options): Add --noinhibit-exec option.
4746 * main.cc (main): Check --noinhibit-exec.
4748 * options.h (class General_options): Define --wrap as a special
4749 option. Add wrap_symbols_ field.
4750 (General_options::any_wrap_symbols): New function.
4751 (General_options::is_wrap_symbol): New function.
4752 * options.cc (General_options::parse_wrap): New function.
4753 (General_options::General_options): Initialize wrap_symbols_.
4754 * symtab.cc (Symbol_table::wrap_symbol): New function.
4755 (Symbol_table::add_from_object): Handle --wrap.
4756 * symtab.h (class Symbol_table): Declare wrap_symbol.
4757 * target.h (Target::wrap_char): New function.
4758 (Target::Target_info): Add wrap_char field.
4759 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4760 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4761 * testsuite/testfile.cc (Target_test::test_target_info):
4764 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4767 * layout.h (class Layout): Add added_eh_frame_data_ field.
4768 * layout.cc (Layout::Layout): Initialize new field.
4769 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4770 output section until we find a section we merged successfully.
4771 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4772 that the size be non-zero.
4774 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4777 2008-04-08 Craig Silverstein <csilvers@google.com>
4779 * configure.ac: Export new conditional variable HAVE_ZLIB.
4780 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4782 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4783 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4785 2008-04-07 Ian Lance Taylor <iant@google.com>
4787 * version.cc (version_string): Set to "1.5".
4789 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4790 Add issued_non_pic_error_ field. Declare check_non_pic.
4791 (Target_x86_64::Scan::check_non_pic): New function.
4792 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4793 (Target_x86_64::Scan::global): Likewise.
4795 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4796 addend parameter. Change caller. Handle merge sections.
4797 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4798 Address to Addend. Don't add in the result of
4799 local_section_offset, pass down the addend and use the returned
4801 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4802 Update declarations of local_section_offset and symbol_value.
4803 * testsuite/two_file_test_1.cc (t18): New function.
4804 * testsuite/two_file_test_2.cc (f18): New function.
4805 * testsuite/two_file_test_main.cc (main): Call t18.
4806 * testsuite/two_file_test.h (t18, f18): Declare.
4808 * configure.ac: Don't test for objdump, c++filt, or readelf.
4809 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4811 (TEST_READELF): New variable.
4812 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4813 (check_PROGRAMS): Add two_file_strip_test.
4814 (two_file_strip_test): New target.
4815 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4816 (two_file_same_shared_strip_test_SOURCES): New variable.
4817 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4818 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4819 (two_file_same_shared_strip_test_LDADD): New variable.
4820 (two_file_shared_strip.so): New target.
4821 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4822 (ver_test_5.syms, ver_test_7.syms): Likewise.
4823 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4824 (strip_test_3.stdout): Use TEST_OBJDUMP.
4825 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4827 2008-04-04 Cary Coutant <ccoutant@google.com>
4829 * symtab.h (Symbol::is_weak_undefined): New function.
4830 (Symbol::is_strong_undefined): New function.
4831 (Symbol::is_absolute): New function.
4832 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4833 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4835 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4836 (weak_undef_test): New target.
4837 * testsuite/Makefile.in: Rebuild.
4838 * testsuite/weak_undef_file1.cc: New file.
4839 * testsuite/weak_undef_file2.cc: New file.
4840 * testsuite/weak_undef_test.cc: New file.
4842 2008-04-03 Craig Silverstein <csilvers@google.com>
4844 * compressed_output.h (class Output_compressed_section): Use
4846 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4848 (zlib_compressed_suffix): Removed.
4849 (Output_compressed_section::set_final_data_size): Use unsigned
4851 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4852 Fix linker invocation.
4853 (flagstest_o_specialfile_and_compress_debug_sections):
4855 * testsuite/Makefile.in: Regenerated.
4857 2008-04-02 David S. Miller <davem@davemloft.net>
4859 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4860 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4862 2008-04-02 Craig Silverstein <csilvers@google.com>
4866 2008-04-02 Ian Lance Taylor <iant@google.com>
4868 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4869 parameters. Update for new key type to views_. Change all
4871 (File_read::read): Adjust for byteshift in returned view.
4872 (File_read::add_view): New function, broken out of
4874 (File_read::make_view): New function, broken out of
4876 (File_read::find_or_make_view): Add offset and aligned
4877 parameters. Rewrite accordingly. Change all callers.
4878 (File_read::get_view): Add offset and aligned parameters. Adjust
4879 for byteshift in return value.
4880 (File_read::get_lasting_view): Likewise.
4881 * fileread.h (class File_read): Update declarations.
4882 (class File_read::View): Add byteshift_ field. Add byteshift to
4883 constructor. Add byteshift method.
4884 * archive.h (Archive::clear_uncached_views): New function.
4885 (Archive::get_view): Add aligned parameter. Change all callers.
4886 * object.h (Object::get_view): Add aligned parameter. Change all
4888 (Object::get_lasting_view): Likewise.
4890 * fileread.cc (File_read::release): Don't call clear_views if
4891 there are multiple objects.
4892 * fileread.h (File_read::clear_uncached_views): New function.
4893 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4896 2008-03-31 Cary Coutant <ccoutant@google.com>
4898 Add thin archive support.
4899 * archive.cc (Archive::armagt): New const.
4900 (Archive::setup): Remove task parameter and calls to unlock.
4901 (Archive::unlock_nested_archives): New function.
4902 (Archive::read_header): Add nested_off parameter. Change
4904 (Archive::interpret_header): Likewise.
4905 (Archive::include_all_members): Change to handle thin
4907 (Archive::include_member): Likewise.
4908 * archive.h (Archive::Archive): Add new parameters and
4910 (Archive::armagt): New const.
4911 (Archive::setup): Remove task parameter.
4912 (Archive::unlock_nested_archives): New function.
4913 (Archive::read_header): Add nested_off parameter.
4914 (Archive::interpret_header): Likewise.
4915 (Archive::Nested_archive_table): New typedef.
4916 (Archive::is_thin_archive_): New field.
4917 (Archive::nested_archives_): New field.
4918 (Archive::options_): New field.
4919 (Archive::dirpath_): New field.
4920 (Archive::task_): New field.
4921 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4922 for thin archives. Pass additional parameters to
4923 Archive::Archive. Unlock the archive file after calling
4926 2008-03-29 Ian Lance Taylor <iant@google.com>
4928 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4929 version symbol to be local.
4930 * testsuite/ver_test_4.sh: New file.
4931 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4932 (check_DATA): Add ver_test_4.syms.
4933 (ver_test_4.syms): New target.
4934 * testsuite/Makefile.in: Rebuild.
4937 (Output_section::Input_section_sort_entry::has_priority): New
4939 (Output_section::Input_section_sort_entry::match_file_name): New
4941 (Output_section::Input_section_sort_entry::match_section_name):
4943 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4945 (Output_section::Input_section_sort_entry::match_section_file):
4947 (Output_section::Input_section_sort_compare::operator()): Rewrite
4948 using new Input_section_sort_entry functions. Sort crtbegin and
4949 crtend first. Sort sections with no priority before sections with
4951 * testsuite/initpri1.c (d3): Check j != 4.
4952 (cd5): New constructor/destructor function.
4953 (main): Check j != 2.
4955 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4956 new symbol when resolving, don't call set_is_default.
4957 * testsuite/ver_test_7.cc: New file.
4958 * testsuite/ver_test_7.sh: New file.
4959 * testsuite/Makefile.am (ver_test_7.so): New target.
4960 (ver_test_7.o): New target.
4961 (check_SCRIPTS): Add ver_test_7.sh.
4962 (check_DATA): Add ver_test_7.syms.
4963 (ver_test_7.syms): New target.
4965 2008-03-28 Ian Lance Taylor <iant@google.com>
4967 * layout.cc (Layout::layout): If we see an input section with a
4968 name that needs sorting, set the must_sort flag for the output
4970 (Layout::make_output_section): If the name of the output section
4971 indicates that it might require sorting, set the may_sort flag.
4972 * output.h (Output_section::may_sort_attached_input_sections): New
4974 (Output_section::set_may_sort_attached_input_sections): New
4976 (Output_section::must_sort_attached_input_sections): New
4978 (Output_section::set_must_sort_attached_input_sections): New
4980 (class Output_section): Declare Input_section_sort_entry. Define
4981 Input_section_sort_compare. Declare
4982 sort_attached_input_sections. Add new fields:
4983 may_sort_attached_input_sections_,
4984 must_sort_attached_input_sections_,
4985 attached_input_sections_are_sorted_.
4986 * output.cc (Output_section::Output_section): Initialize new
4988 (Output_section::add_input_section): Add an entry to
4989 input_sections_ if may_sort or must_sort are true.
4990 (Output_section::set_final_data_size): Call
4991 sort_attached_input_sections if necessary.
4992 (Output_section::Input_section_sort_entry): Define new class.
4993 (Output_section::Input_section_sort_compare::operator()): New
4995 (Output_section::sort_attached_input_sections): New function.
4996 * configure.ac: Check whether the compiler supports constructor
4997 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4998 * testsuite/initpri1.c: New file.
4999 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5000 CONSTRUCTOR_PRIORITY.
5001 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5002 (initpri1_LDFLAGS): New variable.
5003 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5005 2008-03-27 Ian Lance Taylor <iant@google.com>
5007 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5008 * testsuite/common_test_1.c: New file.
5009 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5010 (common_test_1_SOURCES): New variable.
5011 (common_test_1_DEPENDENCIES): New variable.
5012 (common_test_1_LDFLAGS): New variable.
5014 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5015 and commons_ correctly when NAME/VERSION does not override
5017 * testsuite/ver_test_6.c: New file.
5018 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5019 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5020 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5022 2008-03-26 Ian Lance Taylor <iant@google.com>
5024 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5025 of an undefined symbol from a version script.
5026 * testsuite/Makefile.am (ver_test_5.so): New target.
5027 (ver_test_5.o): New target.
5028 (check_SCRIPTS): Add ver_test_5.sh.
5029 (check_DATA): Add ver_test_5.syms.
5030 (ver_test_5.syms): New target.
5031 * testsuite/ver_test_5.cc: New file.
5032 * testsuite/ver_test_5.script: New file.
5033 * testsuite/ver_test_5.sh: New file.
5034 * Makefile.in, testsuite/Makefile.in: Rebuild.
5037 Fix problems building gold with gcc 4.3.0.
5038 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5039 (gold_error_at_location, gold_warning_at_location): Use it.
5040 * configure.ac: Check whether we can compile and use a template
5041 function with a printf attribute.
5042 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5043 when jumping over bytes.
5044 * object.cc: Instantiate Object::read_section_data.
5045 * debug.h: Include <cstring>
5046 * dwarf_reader.cc: Include <algorithm>
5047 * main.cc: Include <cstring>.
5048 * options.cc: Include <cstring>.
5049 * output.cc: Include <cstring>.
5050 * script.cc: Include <cstring>.
5051 * script.h: Include <string>.
5052 * symtab.cc: Include <cstring> and <algorithm>.
5053 * target-select.cc: Include <cstring>.
5054 * version.cc: Include <string>.
5055 * testsuite/testmain.cc: Include <cstdlib>.
5056 * configure, config.in: Rebuild.
5058 2008-03-25 Ian Lance Taylor <iant@google.com>
5060 * options.cc: Include "../bfd/bfdver.h".
5061 (options::help): Print bug reporting address.
5063 * version.cc (print_version): Adjust output for current value of
5068 * options.cc (options::help): Print list of supported targets.
5069 * target-select.h: Include <vector>.
5070 (class Target_selector): Make machine_, size_, and is_big_endian_
5071 fields const. Add bfd_name_ and instantiated_target_ fields.
5072 (Target_selector::Target_selector): Add bfd_name parameter.
5073 (Target_selector::recognize): Make non-virtual, call
5075 (Target_selector::recognize_by_name): Make non-virtual, call
5076 do_recognize_by_name.
5077 (Target_selector::supported_names): New function.
5078 (Target_selector::bfd_name): New function.
5079 (Target_selector::do_instantiate_target): New pure virtual
5081 (Target_selector::do_recognize): New virtual function.
5082 (Target_selector::do_recognize_by_name): New virtual function.
5083 (Target_selector::instantiate_target): New private function.
5084 (supported_target_names): Declare.
5085 * target-select.cc (Target_selector::Target_selector): Update for
5086 new parameter and fields.
5087 (select_target_by_name): Check that the name matches before
5088 calling recognize_by_name.
5089 (supported_target_names): New function.
5090 * i386.cc (class Target_selector_i386): Update Target_selector
5091 constructor call. Remove recognize and recognize_by_name. Add
5092 do_instantiate_target.
5093 * x86_64.cc (class Target_selector_x86_64): Likewise.
5094 * testsuite/testfile.cc (class Target_selector_test): Update for
5095 changes to Target_selector.
5097 * README: Rewrite, with some notes on unsupported features.
5099 2008-03-24 Cary Coutant <ccoutant@google.com>
5101 * i386.cc (Target_i386::Got_type): New enum declaration.
5102 (Target_i386::Scan::local): Updated callers of Output_data_got
5104 (Target_i386::Scan::global): Likewise.
5105 (Target_i386::Relocate::relocate): Likewise.
5106 (Target_i386::Relocate::relocate_tls): Likewise.
5107 * object.h (Got_offset_list): New class.
5108 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5109 (Sized_relobj::local_got_offset): Likewise.
5110 (Sized_relobj::set_local_got_offset): Likewise.
5111 (Sized_relobj::local_has_tls_got_offset): Removed.
5112 (Sized_relobj::local_tls_got_offset): Removed.
5113 (Sized_relobj::set_local_tls_got_offset): Removed.
5114 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5115 * output.cc (Output_data_got::add_global): Added got_type parameter.
5116 (Output_data_got::add_global_with_rel): Likewise.
5117 (Output_data_got::add_global_with_rela): Likewise.
5118 (Output_data_got::add_global_pair_with_rel): New function.
5119 (Output_data_got::add_global_pair_with_rela): New function.
5120 (Output_data_got::add_local): Added got_type parameter.
5121 (Output_data_got::add_local_with_rel): Likewise.
5122 (Output_data_got::add_local_with_rela): Likewise.
5123 (Output_data_got::add_local_pair_with_rel): New function.
5124 (Output_data_got::add_local_pair_with_rela): New function.
5125 (Output_data_got::add_global_tls): Removed.
5126 (Output_data_got::add_global_tls_with_rel): Removed.
5127 (Output_data_got::add_global_tls_with_rela): Removed.
5128 (Output_data_got::add_local_tls): Removed.
5129 (Output_data_got::add_local_tls_with_rel): Removed.
5130 (Output_data_got::add_local_tls_with_rela): Removed.
5131 * output.h (Output_data_got::add_global): Added got_type parameter.
5132 (Output_data_got::add_global_with_rel): Likewise.
5133 (Output_data_got::add_global_with_rela): Likewise.
5134 (Output_data_got::add_global_pair_with_rel): New function.
5135 (Output_data_got::add_global_pair_with_rela): New function.
5136 (Output_data_got::add_local): Added got_type parameter.
5137 (Output_data_got::add_local_with_rel): Likewise.
5138 (Output_data_got::add_local_with_rela): Likewise.
5139 (Output_data_got::add_local_pair_with_rel): New function.
5140 (Output_data_got::add_local_pair_with_rela): New function.
5141 (Output_data_got::add_global_tls): Removed.
5142 (Output_data_got::add_global_tls_with_rel): Removed.
5143 (Output_data_got::add_global_tls_with_rela): Removed.
5144 (Output_data_got::add_local_tls): Removed.
5145 (Output_data_got::add_local_tls_with_rel): Removed.
5146 (Output_data_got::add_local_tls_with_rela): Removed.
5147 * resolve.cc (Symbol::override_base_with_special): Removed
5148 reference to has_got_offset_ field.
5149 * symtab.cc (Symbol::init_fields): Replaced initialization
5150 of got_offset_ with got_offsets_. Removed initialization
5152 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5153 (Symbol::got_offset): Likewise.
5154 (Symbol::set_got_offset): Likewise.
5155 (Symbol::has_tls_got_offset): Removed.
5156 (Symbol::tls_got_offset): Removed.
5157 (Symbol::set_tls_got_offset): Removed.
5158 (Symbol::got_offset_): Removed.
5159 (Symbol::tls_mod_got_offset_): Removed.
5160 (Symbol::tls_pair_got_offset_): Removed.
5161 (Symbol::got_offsets_): New field.
5162 (Symbol::has_got_offset): Removed.
5163 (Symbol::has_tls_mod_got_offset): Removed.
5164 (Symbol::has_tls_pair_got_offset): Removed.
5165 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5166 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5168 (Target_x86_64::Scan::global): Likewise.
5169 (Target_x86_64::Relocate::relocate): Likewise.
5170 (Target_x86_64::Relocate::relocate_tls): Likewise.
5172 2008-03-25 Ben Elliston <bje@au.ibm.com>
5174 * yyscript.y: Fix spelling error in comment.
5176 2008-03-24 Ian Lance Taylor <iant@google.com>
5178 * options.h (class General_options): Define build_id option.
5179 * layout.h (class Layout): Declare write_build_id, create_note,
5180 create_build_id. Add build_id_note_ member.
5181 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5182 "libiberty.h", "md5.h", "sha1.h".
5183 (Layout::Layout): Initialize eh_frame_data_,
5184 eh_frame_hdr_section_, and build_id_note_.
5185 (Layout::finalize): Call create_build_id.
5186 (Layout::create_note): New function, broken out of
5187 Layout::create_gold_note.
5188 (Layout::create_gold_note): Call create_note.
5189 (Layout::create_build_id): New function.
5190 (Layout::write_build_id): New function.
5191 (Close_task_runner::run): Call write_build_id.
5193 * x86_64.cc: Correct license to GPLv3.
5195 2008-03-23 Ian Lance Taylor <iant@google.com>
5197 * options.cc: Include "demangle.h".
5198 (parse_optional_string): New function.
5199 (parse_long_option): Handle takes_optional_argument.
5200 (parse_short_option): Update dash_z initializer. Handle
5201 takes_optional_argument.
5202 (General_options::General_options): Initialize do_demangle_.
5203 (General_options::finalize): Set do_demangle_. Handle demangling
5205 * options.h (parse_optional_string): Declare.
5206 (struct One_option): Add optional_arg field. Update constructor.
5207 Update call constructor calls. Add takes_optional_argument
5209 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5210 (DEFINE_optional_string): Define.
5211 (General_options::demangle): Change from DEFINE_bool to
5212 DEFINE_optional_string.
5213 (General_options::no_demangle): New function.
5214 (General_options::do_demangle): New function.
5215 (General_options::set_do_demangle): New function.
5216 (General_options::execstack_status_): Move definition to end of
5218 (General_options::static_): Likewise.
5219 (General_options::do_demangle_): New field.
5220 * object.cc (big_endian>::get_symbol_location_info): Call
5221 Options::do_demangle, not Options::demangle.
5222 * symtab.cc (demangle): Likewise.
5224 2008-03-22 Ian Lance Taylor <iant@google.com>
5226 * gold.h: Include <cstddef> and <sys/types.h>
5227 * options.h: Include <cstring>.
5229 2008-03-21 Ian Lance Taylor <iant@google.com>
5231 * Added source code to GNU binutils.