1 2009-12-03 Doug Kwan <dougkwan@google.com>
3 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4 (Target_arm::do_finalize_sections): Add parameter for symbol table
5 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7 parameter for symbol table pointer.
8 * layout.cc (Layout::finalize): Call Target::finalize_sections with
9 an additional parameter for a pointer to symbol table.
10 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
11 parameter for a symbol table pointer.
12 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
13 * target.h (Target::finalize_sections, Target::do_finalize_sections):
15 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
16 parameter for a symbol table pointer.
18 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
20 * incremental.cc (Incremental_inputs_header)
21 (Incremental_inputs_header_write, Incremental_inputs_entry)
22 (Incremental_inputs_entry_write): Move ...
23 * incremental.h (Incremental_inputs_header)
24 (Incremental_inputs_header_write, Incremental_inputs_entry)
25 (Incremental_inputs_entry_write): here.
27 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
29 * incremental.cc (make_sized_incremental_binary): Set the target.
30 Error if it is incompatible.
31 * output.h (Output_file): Add filename method.
33 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
35 * incremental.cc (Incremental_inputs_entry): Remove unused argument
36 from the get_* methods.
38 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
40 * incremental-dump.cc (main): Check that the offeset of a script is 0.
41 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
42 Write 0 for the data_offset of scripts.
44 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
46 * testsuite/Makefile.am: Add the incremental_test.sh test.
47 * testsuite/incremental_test.sh: New.
48 * testsuite/incremental_test_1.c: New.
49 * testsuite/incremental_test_2.c: New.
51 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
53 * incremental-dump.cc (main): Fix typos.
55 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
58 * incremental-dump.cc (main): Use llu to print 64 bit values.
60 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
61 H.J. Lu <hongjiu.lu@intel.com>
63 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
65 (incremental_dump_LDADD): Likewise.
66 * Makefile.in: Regenerated.
68 2009-11-25 Doug Kwan <dougkwan@google.com>
72 2009-11-25 Doug Kwan <dougkwan@google.com>
74 * arm.cc (Target_arm::Target_arm): Move method definition
75 outside of class definition. Add code to handle
76 --target1-rel, --target1-abs and --target2= options.
77 (Target_arm::get_reloc_reloc_type): Change method to be
79 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
80 New data member declaration.
81 (Target_arm::Scan::local, Target_arm::Scan::global,
82 Target_arm::Relocate::relocate,
83 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
84 Adjust call to Target_arm::get_real_reloc_type.
85 (Target_arm::get_real_reloc_type): Use command line options
86 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
87 * options.h (--target1-rel, --target1-abs, --target2): New
90 2009-11-25 Doug Kwan <dougkwan@google.com>
92 * arm.cc (Target_arm::Target_arm): Move method definition outside of
93 class definition. Add code to handle --target1-rel, --target1-abs
94 and --target2= options.
95 (Target_arm::get_reloc_reloc_type): Change method to be non-static
97 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
99 (Target_arm::Scan::local, Target_arm::Scan::global,
100 Target_arm::Relocate::relocate,
101 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
102 call to Target_arm::get_real_reloc_type.
103 (Target_arm::get_real_reloc_type): Use command line options to
104 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
105 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
108 2009-11-25 Doug Kwan <dougkwan@google.com>
110 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
111 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
112 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
114 (Arm_relocate_functions::thm_call): Replace body with a call to
115 Arm_relocate_functions::thumb_branch_common.
116 (Arm_relocate_functions::thm_jump24,
117 Arm_relocate_functions::thm_xpc22): New method definitions.
118 (Arm_relocate_functions::thumb_branch_common): New method definition.
119 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
121 (Target_arm::Relocate::relocate): Adjust call to thm_call.
122 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
124 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
126 * Makefile.am: Build incremental-dump
127 * Makefile.in: Regenerate.
128 * incremental-dump.cc: New.
129 * incremental.cc (Incremental_inputs_header_data,
130 Incremental_inputs_entry_data): Move to incremental.h
131 * incremental.h: (Incremental_inputs_header_data,
132 Incremental_inputs_entry_data): Move from incremental.cc
134 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
136 * incremental.cc (Incremental_inputs_header,
137 Incremental_inputs_header_write, Incremental_inputs_entry,
138 Incremental_inputs_entry_write): Add a typedef with the data type.
140 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
142 * incremental.cc (Incremental_inputs_header,
143 Incremental_inputs_header_write, Incremental_inputs_entry,
144 Incremental_inputs_entry_write): Update comment about which
145 type has the filed descriptions.
147 2009-11-15 Doug Kwan <dougkwan@google.com>
149 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
150 (Arm_relocate_functions::arm_branch_common): Change method defintion
151 in class definition to a method declaration and update list of formal
153 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
154 Arm_relocation_functions::jump24): Adjust call to
155 Arm_relocate_functions::arm_branch_common. Update list of formal
157 (Arm_relocate_functions::xpc25): New method definition.
158 (Arm_relocate_functions::arm_branch_common): Move method defintion
159 out from class definition. Use stubs for mode-switching and extending
161 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
162 specially. Change code to enable use of stubs in ARM branches.
164 2009-11-10 Doug Kwan <dougkwan@google.com>
166 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
167 in method declaration.
168 (Target_arm::relocate_stub): New method declaration.
169 (Target_arm::default_target): Change to return a pointer instead of
171 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
172 Target_arm::default_target.
173 (Arm_Relobj::do_relocate_sections): Remove options paramater in
175 (Target_arm::relocate_section): Adjust view.
176 (Target_arm::relocate_stub): New method definition.
178 2009-11-10 Doug Kwan <dougkwan@google.com>
180 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
182 * incremental.cc (open_incremental_binary): Initialized local
183 variables to avoid warnings.
184 * object.cc (make_elf_object): Ditto.
185 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
188 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
191 * testsuite/plugin_test.c: Include "config.h".
193 2009-11-09 Doug Kwan <dougkwan@google.com>
195 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
196 (arm_symbol_value): Remove.
197 (Arm_relocate_functions::arm_branch_common,
198 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
199 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
200 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
201 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
202 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
203 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
204 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
205 Arm_relocate_functions::thm_mobw_abs_nc,
206 Arm_relocate_functions::thm_mov_abs,
207 Arm_relocate_functions::movw_prel_nc,
208 Arm_relocate_functions::thm_movt_abs,
209 Arm_relocate_functions::movt_prel,
210 Arm_relocate_functions::thm_movw_prel_nc,
211 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
212 (Target_arm::Relocate::relocate): Only decompose address into two
213 parts if relocation type uses the thumb-bit and pass the actual
214 bit instead of a flag indicating that the thumb-bit is used. Adjust
215 calls to methods in Arm_relocate_functions for this change.
217 2009-11-08 Ian Lance Taylor <ian@airs.com>
220 * reloc.cc: Instantiate
221 Sized_relobj::initialize_input_to_output_maps and
222 Sized_relobj:free_input_to_output_maps.
224 2009-11-06 Ian Lance Taylor <iant@google.com>
227 * defstd.cc (in_segment): Set only_if_ref true for "end".
229 2009-11-06 Doug Kwan <dougkwan@google.com>
231 * arm.cc (class Reloc_stub): Correct a comment.
232 (Target_arm::Target_arm): Initialize arm_input_section_map_.
233 (Target_arm::scan_section_for_stubs): New method declaration.
234 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
235 Change methods from private to protected.
236 (Target_arm::do_may_relax): New method definition.
237 (Target_arm::do_relax, Target_arm::group_sections,
238 Target_arm::scan_reloc_for_stub,
239 Target_arm::scan_reloc_section_for_stubs): New method declarations.
240 (Target_arm::arm_input_section_map_): New data member declaration.
241 (Target_arm::scan_reloc_for_stub,
242 Target_arm::scan_reloc_section_for_stubs,
243 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
244 Target_arm::do_relax): New method definitions.
246 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
248 * configure.ac: Check for (struct stat)::st_mtim
249 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
250 * config.in: Regenerate.
251 * configure: Regenerate.
253 2009-11-05 Ian Lance Taylor <iant@google.com>
256 * output.cc (Output_segment::add_output_section): Add missing
259 2009-11-04 Ian Lance Taylor <iant@google.com>
262 * object.h (class Object): Add is_needed and set_is_needed
263 methods. Add is_needed_ field. Make bool fields into bitfields.
264 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
265 defined in a dynamic object and referenced by a regular object,
266 set is_needed for the dynamic object.
267 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
268 if the file is marked with as_needed and it is not needed.
270 2009-11-04 Ian Lance Taylor <iant@google.com>
273 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
274 tags if data is discarded by linker script.
275 * i386.cc (Target_i386::do_finalize_sections): Likewise.
276 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
277 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
278 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
280 2009-11-04 Ian Lance Taylor <iant@google.com>
282 * layout.cc (Layout::get_output_section): Add is_interp and
283 is_dynamic_linker_section parameters. Change all callers.
284 (Layout::choose_output_section): Likewise.
285 (Layout::make_output_section): Likewise.
286 (Layout::add_output_section_data): Add is_dynamic_linker_section
287 parameter. Change all callers.
288 * layout.h (class Layout): Update declarations.
289 * output.h (class Output_section): Add is_interp, set_is_interp,
290 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
291 Add is_interp_, is_dynamic_linker_section_ fields. Change
292 generate_code_fills_at_write_ to a bitfield.
293 * output.cc (Output_section::Output_sections): Initialize new
295 (Output_segment::add_output_section): Add do_sort parameter.
298 2009-11-03 Ian Lance Taylor <iant@google.com>
301 * options.h (class General_options): Add --warn-common.
302 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
303 merging two common symbols.
304 (Symbol_table::should_override): Handle --warn-common when merging
305 a common symbol with a defined symbol. Use report_resolve_problem
306 for multiple definitions.
307 (Symbol_table::report_resolve_problem): New function.
308 * symtab.h (class Symbol_table): Declare report_resolve_problem.
310 2009-11-03 Doug Kwan <dougkwan@google.com>
312 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
314 (Target_arm::stub_factory): New method definition.
315 (Target_arm::new_arm_input_section,
316 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
317 Target_arm::reloc_uses_thumb_bit): New method declarations.
318 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
319 New type definitions.
320 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
322 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
323 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
324 New method definitions.
326 2009-11-03 Ian Lance Taylor <iant@google.com>
328 * options.h (class General_options): Add --warn_constructors.
330 2009-11-03 Ian Lance Taylor <iant@google.com>
333 * defstd.cc (in_section): Add entries for __rel_iplt_start,
334 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
336 2009-11-03 Ian Lance Taylor <iant@google.com>
339 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
340 --msgid-bugs-address.
341 (install-pdf): New target.
342 (install-data_yes): Look up one directory to find mkinstalldirs.
344 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
346 * po/Make-in (.po.gmo): Don't generate .gmo files in source
349 2009-10-30 Doug Kwan <dougkwan@google.com>
351 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
353 2009-10-30 Doug Kwan <dougkwan@google.com>
355 * arm.cc (Stub_addend_reader): New struct template definition
356 and partial specializations.
357 (Stub_addend_reader::operator()): New method definition for a
358 partially specialized template.
360 2009-10-30 Doug Kwan <dougkwan@google.com>
362 * arm.cc (Arm_relobj::processor_specific_flags): New method
364 (Arm_relobj::do_read_symbols): New method declaration.
365 (Arm_relobj::processor_specific_flags_): New data member declaration.
366 (Arm_dynobj): New class definition.
367 (Target_arm::do_finalize_sections): Add input_objects parameter.
368 (Target_arm::do_adjust_elf_header): New method declaration.
369 (Target_arm::are_eabi_versions_compatible,
370 (Target_arm::merge_processor_specific_flags): New method declaration.
371 (Target_arm::do_make_elf_object): New overloaded method definitions
373 (Arm_relobj::do_read_symbols): New method definition.
374 (Arm_dynobj::do_read_symbols): Ditto.
375 (Target_arm::do_finalize_sections): Add input_objects parameters.
376 Merge processor-specific flags from all input objects.
377 (Target_arm::are_eabi_versions_compatible,
378 Target_arm::merge_processor_specific_flags,
379 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
380 New method definitions.
381 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
382 Input_objects pointer type parameter.
383 * layout.cc (Layout::finalize): Pass input objects to target's.
384 finalize_sections function.
385 * output.cc (Output_file_header::do_sized_write): Set ELF file
386 header's processor-specific flags.
387 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
388 Input_objects pointer type parameter.
389 * sparc.cc (Target_sparc::do_finalize_sections): Same.
390 * target.h (Input_objects): New forward class declaration.
391 (Target::processor_specific_flags,
392 Target::are_processor_specific_flags_sect): New method definitions.
393 (Target::finalize_sections): Add input_objects parameter.
394 (Target::Target): Initialize processor_specific_flags_ and
395 are_processor_specific_flags_set_.
396 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
398 (Target::set_processor_specific_flags): New method definition.
399 (Target::processor_specific_flags_,
400 Target::are_processor_specific_flags_set_): New data member
402 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
403 Input_objects pointer type parameter.
405 2009-10-30 Doug Kwan <dougkwan@google.com>
407 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
409 2009-10-28 Ian Lance Taylor <iant@google.com>
411 * object.h (class Relobj): Drop options parameter from
412 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
413 do_scan_relocs, do_relocate. Change all callers.
414 (class Sized_relobj): Drop options parameters from
415 do_gc_process_relocs, do_scan_relocs, do_relocate,
416 do_relocate_sections, relocate_sections, emit_relocs_scan,
417 emit_relocs_scan_reltype. Change all callers.
418 (struct Relocate_info): Remove options field and all references to
420 * reloc.h (class Read_relocs): Remove options constructor
421 parameter and options_ field. Change all callers.
422 (class Gc_process_relocs, class Scan_relocs): Likewise.
423 (class Relocate_task): Likewise.
424 * target-reloc.h (scan_relocs): Remove options parameter. Change
426 (scan_relocatable_relocs): Likewise.
427 * target.h (class Sized_target): Remove options parameter from
428 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
430 * gc.h (gc_process_relocs): Remove options parameter. Change all
432 * arm.cc: Update functions to remove options parameters.
434 * powerpc.cc: Likewise.
435 * sparc.cc: Likewise.
436 * x86_64.cc: Likewise.
437 * testsuite/testfile.cc: Likewise.
439 2009-10-28 Doug Kwan <dougkwan@google.com>
441 * arm.cc (Arm_relobj): New class definition.
442 (Arm_relobj::scan_sections_for_stubs,
443 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
444 New method definitions.
446 2009-10-28 Cary Coutant <ccoutant@google.com>
448 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
449 (Plugin::cleanup_done_): New member.
450 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
451 (Plugin_manager::cleanup_done_): Remove.
452 (Plugin_manager::add_input_file): Edit error message.
453 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
454 (Plugin_manager::cleanup): Remove use of cleanup_done_.
456 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
458 * fileread.cc: (File_read::View::~View): Use the new
459 data_ownership_ filed.
460 (File_read::~File_read): Dispose the new whole_file_view_.
461 (File_read::open): Mmap the whole file if needed.
462 (File_read::open): Use whole_file_view_ instead of contents_.
463 (File_read::find_view): Use whole_file_view_ if applicable.
464 (File_read::do_read): Use whole_file_view_ instead of contents_.
465 (File_read::make_view): Use whole_file_view_ instead of contents_,
466 update File_read::View::View call.
467 (File_read::find_or_make_view): Update File_read::View::View
469 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
471 (File_read::View::Data_ownership): New enum.
472 (File_read::View::View): Replace bool mapped_ with Data_ownership
474 (File_read::View::mapped_): Remove (replaced by data_ownership_).
475 (File_read::View::data_ownership_): New field.
476 (File_read::contents_): Remove (replaced by whole_file_view_).
477 (File_read::whole_file_view_): New field.
478 * options.h (class General_options): Add --keep-files-mapped.
480 2009-10-27 Cary Coutant <ccoutant@google.com>
482 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
483 * testsuite/Makefile.am (plugin_test_5): New test case.
484 * testsuite/Makefile.in: Regenerate.
486 2009-10-25 Doug Kwan <dougkwan@google.com>
488 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
489 from private to protected to allow access by child class.
490 (Sized_relobj::do_relocate_sections): New method declaration.
491 (Sized_relobj::relocate_sections): Virtualize.
492 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
493 Sized_relobj::relocate_sections. Instantiate template explicitly
494 for different target sizes and endianity.
496 2009-10-24 Doug Kwan <dougkwan@google.com>
498 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
499 (Arm_input_section::as_arm_input_section): New method.
500 (Arm_output_section): New class definition.
501 (Arm_output_section::create_stub_group,
502 Arm_output_section::group_sections): New method definitions.
504 2009-10-22 Doug Kwan <dougkwan@google.com>
506 * arm.cc (Arm_input_section): New class definition.
507 (Arm_input_section::init, Arm_input_section:do_write,
508 Arm_input_section::set_final_data_size,
509 Arm_input_section::do_reset_address_and_file_offset): New method
512 2009-10-21 Doug Kwan <dougkwan@google.com>
514 * arm.cc (Stub_table, Arm_input_section): New forward class
516 (Stub_table): New class defintion.
517 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
518 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
519 New method definition.
521 2009-10-21 Doug Kwan <dougkwan@google.com>
523 * arm.cc: Update copyright comments.
524 (Target_arm): New forward class template declaration.
525 (Arm_address): New type.
526 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
527 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
528 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
530 (Insn_template): Same.
531 (DEF_STUBS): New macro.
532 (Stub_type): New enum type.
533 (Stub_template): New class definition.
536 (Stub_factory): Same.
537 (Target_arm::Target_arm): Initialize may_use_blx_ and
538 should_force_pic_veneer_.
539 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
540 Target_arm::should_force_pic_veneer,
541 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
542 Target_arm::using_thumb_only, Target_arm:;default_target): New
544 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
545 New data member declarations.
546 (Insn_template::size, Insn_template::alignment): New method defintions.
547 (Stub_template::Stub_template): New method definition.
548 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
549 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
550 (Stub_factory::Stub_factory): New method definition.
551 * gold.h (string_hash): New template.
552 * output.h (Input_section_specifier::hash_value): Use
554 (Input_section_specifier::string_hash): Remove.
555 * stringpool.cc (Stringpool_template::string_hash): Use
558 2009-10-20 Doug Kwan <dougkwan@google.com>
560 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
561 symbols of relaxed input sections.
562 * output.h (Output_section::find_relaxed_input_section): Make
565 2009-10-16 Doug Kwan <dougkwan@google.com>
567 * dynobj.cc (Versions::Versions): Initialize version_script_.
568 Only insert base version symbol definition for a shared object
569 if version script defines any version versions.
570 (Versions::define_base_version): New method definition.
571 (Versions::add_def): Check that base version is not needed.
572 (Versions::add_need): Define base version lazily.
573 * dynobj.h (Versions::define_base_version): New method declaration.
574 (Versions::needs_base_version_): New data member declaration.
575 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
576 (check_DATA): Add no_version_test.stdout.
577 (libno_version_test.so, no_version_test.o no_version_test.stdout):
579 * testsuite/Makefile.in: Regenerate.
580 * testsuite/no_version_test.c: New file.
581 * testsuite/no_version_test.sh: Ditto.
583 2009-10-16 Doug Kwan <dougkwan@google.com>
585 * expression.cc (class Segment_start_expression): New class definition.
586 (Segment_start_expression::value): New method definition.
587 (script_exp_function_segment_start): Return a new
588 Segment_start_expression.
589 * gold/script-c.h (script_saw_segment_start_expression): New function
591 * script-sections.cc (Script_sections::Script_sections): Initialize
592 SAW_SEGMENT_START_EXPRESSION_ to false.
593 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
594 and -Tbbs options to specify section addresses if given in
595 command line and no SEGMENT_START expression is seen in a script.
596 * script-sections.h (Script_sections::saw_segment_start_expression,
597 Script_sections::set_saw_segment_start_expression): New method
599 (Script_sections::saw_segment_start_expression_): New data member
601 * script.cc (script_saw_segment_start_expression): New function.
602 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
603 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
604 script_test_7.sh and script_test_8.sh.
605 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
606 script_test_8.stdout.
607 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
608 (script_test_6, script_test_6.stdout, script_test_7,
609 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
610 * Makefile.in: Regenerate.
611 * testsuite/script_test_6.sh: New file.
612 * testsuite/script_test_6.t: Same.
613 * testsuite/script_test_7.sh: Same.
614 * testsuite/script_test_7.t: Same.
615 * testsuite/script_test_8.sh: Same.
617 2009-10-16 Doug Kwan <dougkwan@google.com>
619 * output.cc (Output_segment::set_section_list_address): Cast
620 expressions to unsigned long long type to avoid format warnings.
622 2009-10-15 Ian Lance Taylor <iant@google.com>
624 * script.cc (Script_options::add_symbol_assignment): Always add a
625 dot assignment to script_sections_.
626 * script-sections.cc (Script_sections::add_dot_assignment):
627 Initialize if necessary.
629 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
630 program headers with no load segment if there is a linker script.
632 * layout.cc (Layout::set_segment_offsets): Align the file offset
633 to the segment aligment for -N or -n with no load segment.
634 * output.cc (Output_segment::add_output_section): Don't crash if
635 the first section is a TLS section.
636 (Output_segment::set_section_list_addresses): Print an error
637 message if the address moves backward in a linker script.
639 (Output_section_element_input::set_section_addresses): Don't
640 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
641 (Orphan_output_section::set_section_addresses): Likewise.
643 2009-10-15 Doug Kwan <dougkwan@google.com>
645 * layout.cc (Layout::finish_dynamic_section): Generate tags
646 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
647 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
648 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
650 2009-10-14 Ian Lance Taylor <iant@google.com>
652 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
654 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
655 data_shdr fields of relinfo.
656 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
657 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
658 R_386_TLS_LDO_32, adjust based on section flags.
659 (Target_i386::Relocate::fix_up_ldo): Remove.
661 2009-10-13 Ian Lance Taylor <iant@google.com>
663 Add support for -pie.
664 * options.h (class General_options): Add -pie and
666 (General_options::output_is_position_independent): Test -pie.
667 (General_options::output_is_executable): Return true if not shared
669 (General_options::output_is_pie): Remove.
670 * options.cc (General_options::finalize): Reject incompatible uses
672 * gold.cc (queue_middle_tasks): A -pie link is not static.
673 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
674 * symtab.cc (Symbol::final_value_is_known): Return false if
675 output_is_position_independent.
676 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
677 output_is_position_independent.
678 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
679 output_is_position_independent.
680 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
681 output_is_position_independent.
682 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
684 (basic_pie_test.o, basic_pie_test): New targets.
685 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
686 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
687 (two_file_pie_test): New target.
688 * testsuite/Makefile.in: Rebuild.
689 * README: Remove note saying that -pie is not supported.
691 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
693 * options.h (class General_options): Add -init and -fini.
694 * layout.cc (Layout::finish_dynamic_section): Emit
695 given init and fini functions.
697 2009-10-13 Sriraman Tallam <tmsriram@google.com>
699 * gc.h (gc_process_relocs): Check if icf is enabled using new
701 * gold.cc (queue_initial_tasks): Likewise.
702 (queue_middle_tasks): Likewise.
703 * object.cc (do_layout): Likewise.
704 * symtab.cc (is_section_folded): Likewise.
705 * main.cc (main): Likewise.
706 * reloc.cc (Read_relocs::run): Likewise.
707 (Sized_relobj::do_scan_relocs): Likewise.
708 * icf.cc (is_function_ctor_or_dtor): New function.
709 (Icf::find_identical_sections): Check if function is ctor or dtor when
711 * options.h (General_options::icf): Change option to be an enum.
712 (Icf_status): New enum.
713 (icf_enabled): New method.
714 (icf_safe_folding): New method.
715 (set_icf_status): New method.
716 (icf_status_): New variable.
717 * (options.cc) (General_options::finalize): Set icf_status_.
718 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
719 icf_test and icf_keep_unique_test to use the --icf enum flag.
720 * testsuite/icf_safe_test.sh: New file.
721 * testsuite/icf_safe_test.cc: New file.
723 2009-10-12 Sriraman Tallam <tmsriram@google.com>
725 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
726 includes to gc.h and icf.h.
727 * arm.cc: Include gc.h.
730 * powerpc.cc: Likewise.
731 * sparc.cc: Likewise.
732 * x86_64.cc: Likewise.
733 * gc.h: Include icf.h.
735 2009-10-11 Ian Lance Taylor <iant@google.com>
737 * plugin.cc: Include "gold.h" before other header files.
739 2009-10-10 Chris Demetriou <cgd@google.com>
741 * options.h (Input_file_argument::Input_file_type): New enum.
742 (Input_file_argument::is_lib_): Replace with...
743 (Input_file_argument::type_): New member.
744 (Input_file_argument::Input_file_argument): Take Input_file_type
745 'type' rather than boolean 'is_lib' as second argument.
746 (Input_file_argument::is_lib): Use type_.
747 (Input_file_argument::is_searched_file): New function.
748 (Input_file_argument::may_need_search): Handle is_searched_file.
749 * options.cc (General_options::parse_library): Support -l:filename.
750 (General_options::parse_just_symbols): Update for Input_file_argument
752 (Command_line::process): Likewise.
753 * archive.cc (Archive::get_file_and_offset): Likewise.
754 * plugin.cc (Plugin_manager::release_input_file): Likewise.
755 * script.cc (read_script_file, script_add_file): Likewise.
756 * fileread.cc (Input_file::Input_file): Likewise.
757 (Input_file::will_search_for): Handle is_searched_file.
758 (Input_file::open): Likewise.
759 * readsyms.cc (Read_symbols::get_name): Likewise.
760 * testsuite/Makefile.am (searched_file_test): New test.
761 * testsuite/Makefile.in: Regenerate.
762 * testsuite/searched_file_test.cc: New file.
763 * testsuite/searched_file_test_lib.cc: New file.
765 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
766 Ian Lance Taylor <iant@google.com>
768 * descriptor.cc: Include <cstdio> and "binary-io.h".
769 (Descriptors::open): Open the files in binary mode always.
770 * script.cc (Lex::get_token): Treat \r as whitespace.
772 2009-10-09 Ian Lance Taylor <iant@google.com>
774 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
776 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
777 Ian Lance Taylor <iant@google.com>
779 * configure.ac: Check for readv function also.
780 * fileread.cc (readv): Define if not HAVE_READV.
781 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
783 * config.in: Regenerate.
784 * configure: Regenerate.
786 2009-10-09 Doug Kwan <dougkwan@google.com>
788 * layout.cc (Layout::make_output_section): Call target hook to make
789 ordinary output section.
790 (Layout::finalize): Adjust parameter list of call the
792 * layout.h (class Layout::section_list): New method.
793 * merge.h (Output_merge_base::entsize): Change visibility to public.
794 (Output_merge_base::is_string, Output_merge_base::do_is_string):
796 (Output_merge_string::do_is_string): New method.
797 * object.cc (Sized_relobj::do_setup): renamed from
798 Sized_relobj::set_up.
799 * object.h (Sized_relobj::adjust_shndx,
800 Sized_relobj::initializ_input_to_output_maps,
801 Sized_relobj::free_input_to_output_maps): Change visibilities to
803 (Sized_relobj::setup): Virtualize.
804 (Sized_relobj::do_setup): New method declaration.
805 (Sized_relobj::invalidate_section_offset,
806 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
807 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
808 * options.cc (parse_int): New function.
809 * options.h (parse_int): New declaration.
810 (DEFINE_int): New macro.
811 (stub_group_size): New option.
812 * output.cc (Output_section::Output_section): Initialize memebers
813 merge_section_map_, merge_section_by_properties_map_,
814 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
815 (Output_section::add_input_section): Handled deferred code-fill
816 generation and remove an old comment.
817 (Output_section::add_relaxed_input_section): New method definition.
818 (Output_section::add_merge_input_section): Use merge section by
819 properties map to speed to search. Update merge section maps
821 (Output_section::build_relaxation_map): New method definition.
822 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
824 (Output_section::relax_input_section): Renamed to
825 Output_section::convert_input_sections_to_relaxed_sections and change
826 interface to take a vector of pointers to relaxed sections.
827 (Output_section::find_merge_section,
828 Output_section::find_relaxed_input_section): New method definitions.
829 (Output_section::is_input_address_mapped,
830 Output_section::output_offset, Output_section::output_address):
831 Use output section data maps to speed up searching.
832 (Output_section::find_starting_output_address): Add comments.
833 (Output_section::do_write,
834 Output_section::write_to_postprocessing_buffer): Do code-fill
835 generation as appropriate.
836 (Output_section::get_input_sections): Invalidate relaxed input section
838 (Output_section::restore_states): Adjust type of checkpoint .
839 Invalidate relaxed input section map.
840 * output.h (Output_merge_base): New class declaration.
841 (Input_section_specifier): New class defintion.
842 (class Output_relaxed_input_section) Change base class to
843 Output_section_data_build.
844 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
845 base class initializer.
846 (Output_section::add_relaxed_input_section): New method declaration.
847 (Output_section::Input_section): Change visibility to protected.
848 (Output_section::Input_section::relobj,
849 Output_section::Input_section::shndx): Handle relaxed input sections.
850 Output_section::input_sections) Change visibility to protected. Also
851 define overload to return a non-const pointer.
852 (Output_section::Merge_section_properties): New class defintion.
853 (Output_section::Merge_section_by_properties_map,
854 Output_section::Output_section_data_by_input_section_map,
855 Output_section::Relaxation_map): New types.
856 (Output_section::relax_input_section): Rename method to
857 Output_section::convert_input_sections_to_relaxed_sections and change
858 interface to take a vector of relaxed section pointers.
859 (Output_section::find_merge_section,
860 Output_section::find_relaxed_input_section,
861 Output_section::build_relaxation_map,
862 Output_section::convert_input_sections_in_list_to_relaxed_sections):
863 New method declarations.
864 (Output_section::merge_section_map_
865 Output_section::merge_section_by_properties_map_,
866 Output_section::relaxed_input_section_map_,
867 Output_section::is_relaxed_input_section_map_valid_,
868 Output_section::generate_code_fills_at_write_): New data members.
870 (Output_section_element_input::set_section_addresses): Call
871 current_data_size and addralign methods of relaxed input sections.
872 (Orphan_output_section::set_section_addresses): Call current_data_size
873 and addralign methods of relaxed input sections.
874 * symtab.cc (Symbol_table::compute_final_value): Extract template
875 from the body of Symbol_table::sized_finalize_symbol.
876 (Symbol_table::sized_finalized_symbol): Call
877 Symbol_table::compute_final_value.
878 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
879 (Symbol_table::compute_final_value): New templated method declaration.
880 * target.cc (Target::do_make_output_section): New method defintion.
881 * target.h (Target::make_output_section): New method declaration.
882 (Target::relax): Add more parameters for input objects, symbol table
883 and layout. Adjust call to do_relax.
884 (Target::do_make_output_section): New method declaration.
885 (Target::do_relax): Add parameters for input objects, symbol table
888 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
890 * pread.c: Include stdio.h.
892 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
894 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
897 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
899 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
900 Change read_shndx type to unsigned int.
901 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
903 (Sized_dwarf_line_info::read_line_mappings): Likewise.
904 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
905 Change read_shndx type to unsigned int.
906 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
908 (Sized_dwarf_line_info::read_line_mappings): Likewise.
909 * layout.cc (Layout::create_symtab_sections): Cast the result of
910 local_symcount * symsize to off_t in the gold_assert.
912 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
914 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
915 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
917 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
918 (Arm_relocate_functions::thm_abs5): New function.
919 (Arm_relocate_functions::abs12): New function.
920 (Arm_relocate_functions::abs16): New function.
921 (Arm_relocate_functions::base_abs): New function.
922 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
923 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
924 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
926 (Scan::global): Likewise.
927 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
928 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
929 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
930 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
933 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
935 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
936 (Arm_relocate_functions::movt_prel): New function.
937 (Arm_relocate_functions::thm_movw_prel_nc): New function.
938 (Arm_relocate_functions::thm_movt_prel): New function.
939 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
940 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
941 (Scan::global, Relocate::relocate): Likewise.
942 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
944 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
946 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
948 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
950 (class Incremental_inputs_header): New class.
951 (Incremental_inputs_header_writer): Edit comment.
952 (Incremental_inputs_entry): New class.
953 (Incremental_inputs_entry_writer): Edit comment.
954 (Sized_incremental_binary::do_find_incremental_inputs_section):
955 Add *strtab_shndx parameter, fill it.
956 (Sized_incremental_binary::do_check_inputs): New method.
957 (Incremental_checker::can_incrementally_link_output_file): Use
958 Sized_incremental_binary::check_inputs.
959 (Incremental_inputs::report_command_line): Save command line in
962 (Incremental_binary::find_incremental_inputs_section): New
964 (Incremental_binary::do_find_incremental_inputs_section): Add
965 strtab_shndx parameter.
966 (Incremental_binary::do_check_inputs): New pure virtual method.
967 (Sized_incremental_binary::do_check_inputs): Declare.
968 (Incremental_checker::Incremental_checker): Add incremental_inputs
969 parameter, use it to initialize incremental_inputs_.
970 (Incremental_checker::incremental_inputs_): New field.
971 (Incremental_checker::command_line): New method.
972 (Incremental_checker::inputs): New method.
973 (Incremental_checker::command_line_): New field.
975 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
977 * incremental.cc: Include <cstdarg> and "target-select.h".
978 (vexplain_no_incremental): New function.
979 (explain_no_incremental): New function.
980 (Incremental_binary::error): New method.
981 (Sized_incremental_binary::do_find_incremental_inputs_section): New
983 (make_sized_incremental_binary): New function.
984 (open_incremental_binary): New function.
985 (can_incrementally_link_file): Add checks if output is ELF and has
987 * incremental.h: Include "elfcpp_file.h" and "output.h".
988 (Incremental_binary): New class.
989 (Sized_incremental_binary): New class.
990 (open_incremental_binary): Declare.
991 * object.cc (is_elf_object): Use
992 elfcpp::Elf_recognizer::is_elf_file.
993 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
994 * output.h (Output_file::filesize): New method.
996 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
998 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1000 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1001 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1003 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1005 (Arm_relocate_functions::movw_abs_nc): New function.
1006 (Arm_relocate_functions::movt_abs): New function.
1007 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1008 (Arm_relocate_functions::thm_movt_abs): New function.
1009 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1010 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1011 (Scan::global): Likewise.
1012 (Relocate::relocate): Likewise.
1013 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1015 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1017 * arm.cc (Arm_relocate_functions::got_prel) New function.
1018 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1019 (Relocate::relocate): Likewise.
1020 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1022 2009-10-06 Ian Lance Taylor <iant@google.com>
1024 * options.h (class General_options): Define
1025 split_stack_adjust_size parameter.
1026 * object.h (class Object): Add uses_split_stack_ and
1027 has_no_split_stack_ fields. Add uses_split_stack and
1028 has_no_split_stack accessor functions. Declare
1029 handle_split_stack_section.
1030 (class Reloc_symbol_changes): Define.
1031 (class Sized_relobj): Define Function_offsets. Declare
1032 split_stack_adjust, split_stack_adjust_reltype, and
1034 * object.cc (Object::handle_split_stack_section): New function.
1035 (Sized_relobj::do_layout): Call handle_split_stack_section.
1036 * dynobj.cc (Sized_dynobj::do_layout): Call
1037 handle_split_stack_section.
1038 * reloc.cc (Sized_relobj::relocate_sections): Call
1039 split_stack_adjust for executable sections in split_stack
1040 objects. Pass reloc_map to relocate_section.
1041 (Sized_relobj::split_stack_adjust): New function.
1042 (Sized_relobj::split_stack_adjust_reltype): New function.
1043 (Sized_relobj::find_functions): New function.
1044 * target-reloc.h: Include "object.h".
1045 (relocate_section): Add reloc_symbol_changes parameter. Change
1047 * target.h (class Target): Add calls_non_split method. Declare
1048 do_calls_non_split virtual method. Declare match_view and
1050 * target.cc: Include "elfcpp.h".
1051 (Target::do_calls_non_split): New function.
1052 (Target::match_view): New function.
1053 (Target::set_view_to_nop): New function.
1054 * gold.cc (queue_middle_tasks): Give an error if mixing
1055 split-stack and non-split-stack objects with -r.
1056 * i386.cc (Target_i386::relocate_section): Add
1057 reloc_symbol_changes parameter.
1058 (Target_i386::do_calls_non_split): New function.
1059 * x86_64.cc (Target_x86_64::relocate_section): Add
1060 reloc_symbol_changes parameter.
1061 (Target_x86_64::do_calls_non_split): New function.
1062 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1064 * powerpc.cc (Target_powerpc::relocate_section): Add
1065 reloc_symbol_changes parameter.
1066 * sparc.cc (Target_sparc::relocate_section): Add
1067 reloc_symbol_changes parameter.
1068 * configure.ac: Call AM_CONDITIONAL for the default target.
1069 * configure: Rebuild.
1070 * testsuite/Makefile.am (TEST_AS): New variable.
1071 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1072 (check_DATA): Add split_i386 and split_x86_64 files.
1073 (SPLIT_DEFSYMS): Define.
1074 (split_i386_[1234n].o): New targets.
1075 (split_i386_[124]): New targets.
1076 (split_i386_[1234r].stdout): New targets.
1077 (split_x86_64_[1234n].o): New targets.
1078 (split_x86_64_[124]): New targets.
1079 (split_x86_64_[1234r].stdout): New targets.
1080 (MOSTLYCLEANFILES): Add new executables.
1081 * testsuite/split_i386.sh: New file.
1082 * testsuite/split_x86_64.sh: New file.
1083 * testsuite/split_i386_1.s: New file.
1084 * testsuite/split_i386_2.s: New file.
1085 * testsuite/split_i386_3.s: New file.
1086 * testsuite/split_i386_4.s: New file.
1087 * testsuite/split_i386_n.s: New file.
1088 * testsuite/split_x86_64_1.s: New file.
1089 * testsuite/split_x86_64_2.s: New file.
1090 * testsuite/split_x86_64_3.s: New file.
1091 * testsuite/split_x86_64_4.s: New file.
1092 * testsuite/split_x86_64_n.s: New file.
1093 * testsuite/testfile.cc (Target_test): Update relocation_section
1095 * testsuite/Makefile.in: Rebuild.
1097 2009-10-06 Ian Lance Taylor <iant@google.com>
1099 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1100 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1101 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1102 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1103 the address on ldo_addrs_.
1104 (Target_i386::Relocate::fix_up_ldo): New function.
1106 2009-10-06 Rafael Espindola <espindola@google.com>
1108 * plugin.cc (add_input_library): New.
1109 (Plugin::load): Add add_input_library to tv.
1110 (Plugin_manager::add_input_file): Add the is_lib argument.
1111 (add_input_file): Update call to Plugin_manager::add_input_file.
1112 (add_input_library): New.
1113 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1115 2009-09-30 Doug Kwan <dougkwan@google.com>
1117 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1118 symbol and call Symbol::may_need_copy_reloc to determine if
1119 a copy reloc is needed.
1120 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1121 nocopyreloc is given in command line.
1122 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1123 given in command line.
1124 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1125 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1126 of the removed Target_i386::may_need_copy_reloc.
1127 * options.h (copyreloc): New option with default value false.
1128 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1129 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1130 instead of the removed Target_powerpc::may_need_copy_reloc.
1131 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1132 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1133 instead of the removed Target_sparc::may_need_copy_reloc.
1134 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1135 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1136 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1137 instead of the removed Target_x86_64::may_need_copy_reloc.
1139 2009-09-30 Ian Lance Taylor <iant@google.com>
1141 * object.h (class Object): Remove target_ field, and target,
1142 sized_target, and set_target methods.
1143 (Object::sized_target): Remove.
1144 (class Sized_relobj): Update declarations. Remove sized_target.
1145 * object.cc (Sized_relobj::setup): Remove target parameter.
1147 (Input_objects::add_object): Don't do anything with the target.
1148 (make_elf_sized_object): Add punconfigured parameter. Change all
1149 callers. Set or test parameter target.
1150 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1152 * parameters.cc (Parameters::set_target): Change parameter type to
1154 (Parameters::default_target): Remove.
1155 (set_parameters_target): Change parameter type to be non-const.
1156 (parameters_force_valid_target): New function.
1157 (parameters_clear_target): New function.
1158 * parameters.h (class Parameters): Update declarations. Remove
1159 default_target method. Add sized_target and clear_target
1160 methods. Change target_ to be non-const.
1161 (set_parameters_target): Update declaration.
1162 (parameters_force_valid_target): Declare.
1163 (parameters_clear_target): Declare.
1164 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1165 as NULL if we aren't searching.
1166 (Add_symbols::run): Don't check for compatible target.
1167 * fileread.cc (Input_file::open_binary): Call
1168 parameters_force_valid_target.
1169 * gold.cc (queue_middle_tasks): Likewise.
1170 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1171 set_target on object.
1172 * dynobj.h (class Sized_dynobj): Update declarations.
1173 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1174 make_elf_object returns NULL.
1175 (Archive::include_member): Don't check whether object target is
1177 * output.cc (Output_section::add_input_section): Get target from
1179 (Output_section::relax_input_section): Likewise.
1180 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1182 (Sized_relobj::do_scan_relocs): Likewise.
1183 (Sized_relobj::relocate_sections): Likewise.
1184 * resolve.cc (Symbol_table::resolve): Likewise.
1185 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1186 parameter. Change all callers.
1187 (Symbol_table::add_from_object): Get target from parameters.
1188 (Symbol_table::add_from_relobj): Don't check object target.
1189 (Symbol_table::add_from_dynobj): Likewise.
1190 (Symbol_table::define_special_symbol): Get target from
1192 * symtab.h (class Symbol_table): Update declaration.
1193 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1194 parameter. Change all callers. Clear parameter target.
1195 (Binary_test): Test target here.
1196 * testsuite/object_unittest.cc (gold_testsuite): Remove
1197 target_test_pointer parameter. Change all callers.
1198 (Object_test): Test target here.
1200 2009-09-26 Ian Lance Taylor <iant@google.com>
1202 * testsuite/initpri1.c: Don't try to use constructor priorities if
1203 compiling with gcc before 4.3.
1205 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1207 * testsuite/retain_symbols_file_test.sh (check_present): Change
1208 output file name to retain_symbols_file_test.stdout.
1209 (check_absent): Likewise.
1211 2009-09-18 Craig Silverstein <csilvers@google.com>
1213 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1214 * options.cc: Include <cerrno> and <fstream>.
1215 (General_options::finalize): Parse -retain-symbols-file tag.
1216 * options.h: New flag.
1217 (General_options): New method should_retain_symbol, new
1218 variable symbols_to_retain.
1219 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1220 should_retain_symbol map.
1221 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1222 * testsuite/Makefile.in: Regenerate.
1223 * testsuite/retain_symbols_file_test.sh: New file.
1225 2009-09-18 Nick Clifton <nickc@redhat.com>
1227 * po/es.po: Updated Spanish translation.
1229 2009-09-17 Doug Kwan <dougkwan@google.com>
1231 * debug.h (DEBUG_RELAXATION): New constant.
1232 (DEBUG_ALL): Add DEBUG_RELAXATION.
1233 (debug_string_to_enum): Add relaxation debug option.
1235 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1236 Layout::Relaxation_debug_check::read_sections,
1237 Layout::Relaxation_debug_check::read_sections): New method definitions.
1238 (Layout::Layout): Initialize data members
1239 record_output_section_data_from_scrips_,
1240 script_output_section_data_list_ and relaxation_debug_check_.
1241 (Layout::save_segments, Layout::restore_segments,
1242 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1243 Layout::relaxation_loop_body): New method definitions.
1244 (Layout::finalize): Support relaxation. Move section layout code to
1245 Layout::relaxation_loop_body.
1246 (Layout::set_asection_address_from_script): Move code for orphan
1247 section placement out.
1248 (Layout::place_orphan_sections_in_script): New method definition.
1249 * layout.h (Output_segment_headers, Output_file_header):
1250 New forward class declarations.
1251 (Layout::~Layout): Define.
1252 (Layout::new_output_section_data_from_script): New method definition.
1253 (Layout::place_orphan_sections_in_script): New method declaration.
1254 (Layout::Segment_states): New type declaration.
1255 (Layout::save_segments, Layout::restore_segments,
1256 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1257 Layout::relaxation_loop_body): New method declarations.
1258 (Layout::Output_section_data_list): New type declaration.
1259 (Layout::Relaxation_debug_check): New class definition.
1260 (Layout::record_output_section_data_from_script_,
1261 Layout::script_output_section_data_list_, Layout::segment_states_,
1262 Layout::relaxation_debug_check_): New data members.
1263 * output.cc: (Output_section_headers::do_size): New method definition.
1264 (Output_section_headers::Output_section_headers): Move size
1265 computation to Output_section_headers::do_size.
1266 (Output_segment_headers::do_size): New method definition.
1267 (Output_file_header::Output_file_header): Move size computation to
1268 Output_file_header::do_size and call it.
1269 (Output_file_header::do_size): New method definition.
1270 (Output_data_group::Output_data_group): Adjust call to
1271 Output_section_data.
1272 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1273 (Output_symtab_xindex::do_write): Add array bound check.
1274 (Output_section::Input_section::print_to_mapfile): Handle
1275 RELAXED_INPUT_SECTION_CODE.
1276 (Output_section::Output_section): Initialize data member checkpoint_.
1277 (Output_section::~Output_section): Delete checkpoint object pointed
1279 (Output_section::add_input_section): Always add an Input_section if
1281 (Output_section::add_merge_input_section): Add assert.
1282 (Output_section::relax_input_section): New method definition.
1283 (Output_section::set_final_data_size): Set load address to zero for
1284 an unallocated section.
1285 (Output_section::do_address_and_file_offset_have_reset_values):
1286 New method definition.
1287 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1288 Handle relaxed input section.
1289 (Output_section::sort_attached_input_sections): Checkpoint input
1290 section list lazily.
1291 (Output_section::get_input_sections): Change type of input_sections to
1292 list of Simple_input_section pointers. Checkpoint input section list
1293 lazily. Also handle relaxed input sections.
1294 (Output_section::add_input_section_for_script): Take a reference to
1295 a Simple_input_section object instead of Relobj pointer and section
1296 index as parameter. Handle relaxed input sections.
1297 (Output_section::save_states, Output_section::restore_states): New
1299 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1300 (Output_data::is_data_size_fixed): New method definition.
1301 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1303 (Output_data::address_and_file_offset_have_reset_values): New method
1305 (Output_data::do_address_and_file_offset_have_reset_values): New method
1307 (Output_data::set_data_size): Check that data size is not fixed.
1308 (Output_data::fix_data_size): New method definition.
1309 (Output_data::is_data_size_fixed_): New data member.
1310 (Output_section_headers::set_final_data_size): New method definition.
1311 (Output_section_headers::do_size): New method declaration.
1312 (Output_segment_headers::set_final_data_size): New method definition.
1313 (Output_segment_headers::do_size): New method declaration.
1314 (Output_file_header::set_final_data_size)::New method definition.
1315 (Output_file_header::do_size)::New method declaration.
1316 (Output_section_data::Output_section_data): Add new parameter
1317 is_data_size_fixed and use it to fix data size.
1318 (Output_data_const::Output_data_const): Adjust call to base class
1319 constructor and fix data size.
1320 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1321 base class constructor and fix data size.
1322 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1323 base class constructor and fix data size.
1324 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1325 class constructor and fix data size.
1326 (Output_data_group::set_final_data_size): New method definition.
1327 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1328 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1329 class constructor and fix data size.
1330 (Output_relaxed_input_section): New class definition.
1331 (Output_section::Simple_input_section): New class definition.
1332 (Output_section::get_input_sections): Adjust parameter list.
1333 (Output_section::add_input_section_for_script): Same.
1334 (Output_section::save_states, Output_section::restore_states,
1335 Output_section::do_address_and_file_offset_have_reset_values,
1336 (Output_section::Input_section::Input_section): Handle
1337 RELAXED_INPUT_SECTION_CODE. Add new overload for
1338 Output_relaxed_input_section.
1339 (Output_section::Input_section::is_input_section,
1340 Output_section::Input_section::set_output_section): Handle relaxed
1342 (Output_section::Input_section::is_relaxed_input_section,
1343 Output_section::Input_section::output_section_data,
1344 Output_section::Input_section::relaxed_input_section): New method
1346 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1348 (Output_section::Input_section::u1_): Update comments.
1349 (Output_section::Input_section::u2_): Add new union member poris.
1350 (Output_section::Checkpoint_output_section): New classs definition.
1351 (Output_section::relax_input_section): New method declaration.
1352 (Output_section::checkpoint_): New data member.
1353 (Output_segment): Update comments.
1354 (Output_segment::Output_segment): Un-privatize copy constructor.
1355 (Output_segment::operator=): Un-privatize.
1356 * script-sections.cc (Output_section_element::Input_section_list):
1357 Change element type to Output_section::Simple_input_section.
1358 (Output_section_element_dot_assignment::set_section_addresses):
1359 Register output section data for relaxation clean up.
1360 (Output_data_exression::Output_data_expression): Adjust call to base
1361 constructor to fix data size.
1362 (Output_section_element_data::set_section_addresses): Register
1363 Output_data_expression object for relaxation clean up.
1364 (struct Input_section_info): Replace Relobj pointer and section index
1365 pair with Output_section::Simple_input_section and Convert struct to a
1367 (Input_section_sorter::operator()): Adjust access to
1368 Input_section_info data member to use accessors.
1369 (Output_section_element_input::set_section_addresses): Use layout
1370 parameter. Adjust code to use Output_section::Simple_input_section
1371 and Input_secction_info classes. Register filler for relaxation
1373 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1374 and section index pair with Output_section::Simple_input_section
1375 class. Adjust code accordingly.
1376 (Phdrs_element::release_segment): New method definition.
1377 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1379 (Script_sections::release_segments): New method definition.
1380 * gold/script-sections.h (Script_sections::release_segments): New
1382 * gold/target.h (Target::may_relax, Target::relax,
1383 Target::do_may_relax, Target::do_relax): New method definitions.
1385 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1387 * arm.cc (has_signed_unsigned_overflow): New function.
1388 (Arm_relocate_functions::abs8): New function.
1389 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1390 (Target_arm::Scan::global): Likewise.
1391 (Target_arm::relocate::relocate): Likewise.
1392 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1395 2009-09-16 Cary Coutant <ccoutant@google.com>
1397 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1398 * testsuite/Makefile.in: Regenerate.
1400 2009-09-11 Nick Clifton <nickc@redhat.com>
1402 * po/gold.pot: Updated by the Translation project.
1404 2009-09-08 Cary Coutant <ccoutant@google.com>
1406 * output.cc (Output_file::open): Add execute permission to empty file.
1407 * testsuite/Makefile.am (permission_test): New test.
1408 * testsuite/Makefile.in: Regenerate.
1410 2009-09-02 Ian Lance Taylor <iant@google.com>
1412 * output.cc (Output_file::resize): Call map_no_anonymous rather
1415 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1417 * gold.cc: Include "incremental.h".
1418 (queue_initial_tasks): Call Incremental_checker methods.
1419 * incremental.cc: Include "output.h".
1420 (Incremental_checker::can_incrementally_link_output_file): New
1422 * incremental.h (Incremental_checker): New class.
1424 * output.cc (Output_file::open_for_modification): New method.
1425 (Output_file::map_anonymous): Changed return type to bool. Record
1427 (Output_file::map_no_anonymous): New method, broken out of map.
1428 (Output_file::map): Use map_no_anonymous and map_anonymous.
1429 * output.h (class Output_file): Update declarations.
1431 2009-08-24 Cary Coutant <ccoutant@google.com>
1433 * options.h (Command_line::Pre_options): New class.
1434 (Command_line::pre_options): New member.
1435 * options.cc (gold::options::ready_to_register): New variable.
1436 (One_option::register_option): Do nothing if not registering options.
1437 Assert if same short option registered twice.
1438 (General_options::General_options): Turn off option registration when
1440 (Command_line::Pre_options::Pre_options): New constructor.
1442 2009-08-24 Cary Coutant <ccoutant@google.com>
1444 * options.h (General_options::no_keep_memory): Remove incorrect
1447 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1449 * Makefile.am (am__skiplex, am__skipyacc): New.
1450 * Makefile.in: Regenerate.
1452 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1454 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1455 (INCLUDES): ... this.
1456 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1457 (AM_CPPFLAGS): Renamed from ...
1458 (INCLUDE): ... this.
1459 * Makefile.in, testsuite/Makefile.in: Regenerate.
1461 * Makefile.in: Regenerate.
1462 * aclocal.m4: Likewise.
1463 * config.in: Likewise.
1464 * configure: Likewise.
1465 * testsuite/Makefile.in: Likewise.
1467 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1468 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1469 * Makefile.in: Regenerate.
1470 * testsuite/Makefile.in: Regenerate.
1472 2009-08-19 Cary Coutant <ccoutant@google.com>
1474 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1475 symbols in shared libraries overridden by hidden or internal symbols
1476 in the main program.
1478 2009-08-19 Chris Demetriou <cgd@google.com>
1480 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1481 checking source file names in error messages.
1483 2009-08-18 Doug Kwan <dougkwan@google.com>
1485 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1486 an elcpp::Ehdr as parameter. Adjust call to set_target.
1487 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1488 an elfcpp::Ehdr as parameter.
1489 * object.cc (Object::set_target): Remove the version that looks up
1490 a target and sets it.
1491 (Sized_relobj::setup): Take a Target object instead of
1492 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1493 (make_elf_sized_object): Find target and ask target to
1495 * object.h: (Object::set_target): Remove the version that looks up
1496 a target and sets it.
1497 (Sized_relobj::setup): Take a Target object instead of
1498 an elfcpp:Ehdr as parameter.
1499 * target.cc: Include dynobj.h.
1500 (Target::do_make_elf_object_implementation): New.
1501 (Target::do_make_elf_object): New.
1502 * target.h (Target::make_elf_object): New template declaration.
1503 (Target::do_make_elf_object): New method declarations.
1504 (Target::do_make_elf_object_implementation): New template declaration.
1506 2009-08-14 Ian Lance Taylor <iant@google.com>
1508 * gold.h (FUNCTION_NAME): Define.
1509 (gold_unreachable): Use FUNCTION_NAME.
1511 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1513 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1514 symbol in the --keep-unique list is not found.
1516 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1518 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1519 been maked as --keep-unique.
1520 (Icf::unfold_section): New function.
1521 * icf.h (Icf::unfold_section): New function.
1522 * options.h (General_options::keep_unique): New option.
1523 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1524 * testsuite/Makefile.in: Regenerate.
1525 * testsuite/icf_keep_unique_test.sh: New file.
1526 * testsuite/icf_keep_unique_test.cc: New file.
1528 2009-08-12 Cary Coutant <ccoutant@google.com>
1531 * resolve.cc (Symbol_table::resolve): Check for references from
1532 dynamic objects to hidden and internal symbols.
1533 * testsuite/Makefile.am (hidden_test.sh): New test.
1534 * testsuite/Makefile.in: Regenerate.
1535 * testsuite/hidden_test.sh: New script.
1536 * testsuite/hidden_test_1.c: New test source.
1537 * testsuite/hidden_test_main.c: New test source.
1539 2009-08-11 Doug Kwan <dougkwan@google.com>
1541 * arm.cc: Update comments.
1542 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1543 segment to locate the .ARM.exidx section if present.
1545 2009-08-09 Doug Kwan <dougkwan@google.com>
1547 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1550 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1551 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1554 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1556 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1557 valid tls_segment only for non-debug-section relocations.
1558 * testsuite/Makefile.am: Add gc_tls_test.
1559 * testsuite/Makefile.in: Regenerate.
1560 * testsuite/gc_tls_test.cc: New file.
1561 * testsuite/gc_tls_test.sh: New file.
1563 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1567 * Makefile.am (CCFILES): Add icf.cc.
1569 * Makefile.in: Regenerate.
1570 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1571 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1572 section, symbol and addend information for the relocs.
1573 * gold.cc (queue_middle_tasks): Call identical code folding.
1574 * gold.h: Add defines for multimap.
1575 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1576 to the call of finalize_local_symbols.
1577 * main.cc (main): Create object of class Icf.
1578 * object.cc (Sized_relobj::do_layout): Allow this function to be
1579 called twice during icf.
1580 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1581 to sections marked as identical by icf.
1582 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1584 (Sized_relobj::do_section_entsize): New function.
1585 * object.h (Object::section_entsize): New function.
1586 (Object::do_section_entsize): New pure virtual function.
1587 (Relobj::finalize_local_symbols): Add new parameter.
1588 (Relobj::do_section_entsize): New function.
1589 * options.h (General_options::icf): New option.
1590 (General_options::icf_iterations): New option.
1591 (General_options::print_icf_sections): New option.
1592 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1593 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1594 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1596 * symtab.cc (Symbol_table::is_section_folded): New function.
1597 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1598 to sections marked as identical by icf.
1599 * symtab.h (Symbol_table::set_icf): New function.
1600 (Symbol_table::icf): New function.
1601 (Symbol_table::is_section_folded): New function.
1602 (Symbol_table::icf_): New data member.
1603 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1604 * testsuite/Makefile.am: Add commands to build icf_test.
1605 * testsuite/Makefile.in: Regenerate.
1606 * testsuite/icf_test.sh: New file.
1607 * testsuite/icf_test.cc: New file.
1609 2009-07-24 Chris Demetriou <cgd@google.com>
1611 * layout.cc (is_compressible_debug_section): Fix incorrect
1612 comment about compressed section names.
1614 2009-07-20 Ian Lance Taylor <ian@airs.com>
1617 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1619 2009-07-16 Ian Lance Taylor <iant@google.com>
1622 * layout.h: #include <map>.
1623 (class Kept_section): Change from struct to class. Add accessors
1624 and setters. Add section size to Comdat_group mapping. Change
1625 Comdat_group to std::map. Add is_comdat_ field. Add
1626 linkonce_size field in union.
1627 (class Layout): Update declaration of find_or_add_kept_section.
1628 Don't declare find_kept_object.
1629 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1630 parameter. Add object, shndx, is_comdat, and is_group_name
1631 parameters. Change all callers. Adjust for new Kept_section.
1632 (Layout::find_kept_object): Remove.
1633 * object.cc (Sized_relobj::include_section_group): Update use of
1634 Kept_section. Rename secnum to shndx. Only record
1635 Kept_comdat_section if sections are the same size.
1636 (Sized_relobj::include_linkonce_section): Update use of
1637 Kept_section. Only record Kept_comdat_section if sections are the
1638 same size. Set size of linkonce section.
1639 (Sized_relobj::map_to_kept_section): Update call to
1640 get_kept_comdat_section.
1641 * object.h (class Sized_relobj): Rename fields in
1642 Kept_comdat_section to drop trailing underscores; change object
1643 field to Relobj*. Change Kept_comdat_section_table to store
1644 struct rather than pointer.
1645 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1646 Add kept_object and kept_shndx parameters. Change all callers.
1647 (Sized_relobj::get_kept_comdat_section): Change return type to
1648 bool. Add kept_object and kept_shndx parameters. Change all
1650 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1651 Layout::find_or_add_kept_section.
1653 2009-07-09 Ian Lance Taylor <iant@google.com>
1655 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1656 Reserve space in the hash table.
1658 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1660 * fileread.cc (File_read::get_mtime): New method.
1661 * fileread.h (Timespec): New structure.
1662 (File_read::get_mtime): New method.
1663 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1664 Renamed from timestamp_nsec.
1665 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1667 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1669 (Incremental_inputs::report_archive): Save mtime; style fix.
1670 (Incremental_inputs::report_obejct): Save mtime; style fix.
1671 (Incremental_inputs::report_script): Save mtime; style fix.
1672 (Incremental_inputs::finalize_inputs): Style fix.
1673 (Incremental_inputs::finalize): Style fix.
1674 (Incremental_inputs::create_input_section_data): Store inputs
1676 * incremental.h (Incremental_inputs::report_script): Add mtime
1678 (Incremental_inputs::Input_info::Input_info): Intialize only one
1680 (Incremental_inputs::Input_info::archive): Move to nameless
1682 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1683 (Incremental_inputs::Input_info::script): Move to nameless union.
1684 (Incremental_inputs::mtime): New field.
1685 * script.cc (read_input_script): Pass file mtime to
1687 * script.h (Script_info::inputs): Style fix.
1689 2009-07-01 Ian Lance Taylor <ian@airs.com>
1691 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1694 2009-06-24 Ian Lance Taylor <iant@google.com>
1697 * layout.cc (Layout::choose_output_section): If we find an
1698 existing section, update the flags.
1699 (Layout::create_notes): New function, broken out of
1701 (Layout::finalize): Don't create note sections.
1702 (Layout::create_note): Don't crash if linker script discards
1704 (Layout::create_gold_note): Likewise.
1705 (Layout::create_build_id): Likewise. Don't set
1706 after_input_sections on the section.
1707 (Layout::create_executable_stack_info): Remove target parameter.
1709 * layout.h (class Layout): Declare create_notes. Update
1710 declaration of create_executable_stack_info.
1711 * gold.cc (queue_middle_tasks): Call create_notes.
1712 * output.cc (Output_section::update_flags_for_input_section): Move
1713 here from output.h. If SHF_ALLOC flag is newly set, mark address
1715 * output.h (Output_data::mark_address_invalid): New function.
1716 (class Output_section): Only declare, not define,
1717 update_flags_for_input_section. Remove set_flags.
1719 2009-06-24 Ian Lance Taylor <iant@google.com>
1721 * script-sections.cc (Output_section_definition::
1722 set_section_addresses): Rename shadowing local load_address to
1725 2009-06-24 Ian Lance Taylor <iant@google.com>
1728 * reloc.cc (relocate_sections): Skip empty relocation sections.
1730 2009-06-23 Ian Lance Taylor <iant@google.com>
1733 * layout.cc (Layout::create_note): Use choose_output_section
1734 rather than make_output_section.
1736 2009-06-23 Ian Lance Taylor <iant@google.com>
1739 * options.cc (General_options::parse_V): Set printed_version_.
1740 (General_options::General_options): Initialize printed_version_.
1741 * options.h (class General_options): Add printed_version_ field.
1742 * gold.cc (queue_initial_tasks): If there are no input files,
1743 don't give a fatal error if we printed the version information.
1744 (queue_middle_tasks): If using -r with a shared object, give a
1745 fatal error rather than an ordinary error.
1747 2009-06-23 Ian Lance Taylor <iant@google.com>
1750 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1751 (Layout::make_output_section): Set have_stabstr_section_ if we see
1752 a .stab*str section.
1753 (Layout::finalize): Call link_stabs_sections.
1754 (Layout::link_stabs_sections): New file.
1755 * layout.h (class Layout): Add have_stabstr_section_ field.
1756 Declare link_stabs_sections.
1758 2009-06-23 Doug Kwan <dougkwan@google.com>
1760 * Makefile.am (libgold_a_LIBADD): New.
1761 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1762 * Makefile.in: Regenerate.
1763 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1764 * configure: Regenerate.
1765 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1766 * fileread.cc: Include sys/state.h
1767 * gold.h: Declare memmem and strndup if found missing.
1768 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1770 2009-06-23 Ian Lance Taylor <iant@google.com>
1772 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1773 * configure: Rebuild.
1775 2009-06-23 Ian Lance Taylor <iant@google.com>
1778 * object.cc (Object::section_contents): Don't try to get a view if
1779 the section has length zero.
1780 (Object::handle_gnu_warning_section): If the section is empty, use
1781 the name of the section as the warning.
1783 2009-06-23 Ian Lance Taylor <iant@google.com>
1786 * stringpool.h (class Stringpool_template): Add optimize_ field.
1787 (Stringpool_template::set_optimize): New function.
1788 * stringpool.cc (Stringpool_template::Stringpool_template):
1789 Initialize optimize_ field.
1790 (Stringpool_template::set_string_offsets): Test local optimize
1791 fild rather than parameter.
1792 * layout.cc (Layout::Layout): Call set_optimize on the section
1795 2009-06-22 Ian Lance Taylor <iant@google.com>
1798 * yyscript.y: Parse TARGET.
1799 * script.cc (script_set_target): New function.
1800 * script-c.h (script_set_target): Declare.
1801 * options.cc (General_options::string_to_object_format): Rename
1802 from string_to_object_format in anonymous namespace. Change
1804 * options.h (class General_options): Declare
1805 string_to_object_format.
1807 2009-06-22 Ian Lance Taylor <iant@google.com>
1809 * script-sections.cc (Script_sections::create_segments): Don't put
1810 program headers in a PT_LOAD segment if -n or -N.
1812 2009-06-22 Ian Lance Taylor <iant@google.com>
1815 * options.h (class General_options): Add -z lazy and -z now. Sort
1816 -z options into alphabetical order.
1817 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1819 2009-06-21 Ian Lance Taylor <iant@google.com>
1821 * layout.cc (Layout::make_output_section): Call
1822 Target::new_output_section.
1823 (Layout::attach_allocated_section_to_segment): Put large section
1824 sections in a separate load segment with the large segment flag
1826 (Layout::segment_precedes): Sort large data segments after other
1828 (align_file_offset): New static function.
1829 (Layout::set_segment_offsets): Use align_file_offset.
1830 * output.h (class Output_section): Add is_small_section_ and
1831 is_large_section_ fields.
1832 (Output_section::is_small_section): New function.
1833 (Output_section::set_is_small_section): New function.
1834 (Output_section::is_large_section): New function.
1835 (Output_section::set_is_large_section): New function.
1836 (Output_section::is_large_data_section): New function.
1837 (class Output_segment): Add is_large_data_segment_ field.
1838 (Output_segment::is_large_data_segment): New function.
1839 (Output_segment::set_is_large_data_segment): New function.
1840 * output.cc (Output_section::Output_section): Initialize new
1842 (Output_segment::Output_segment): Likewise.
1843 (Output_segment::add_output_section): Add assertion that large
1844 data sections always go in large data segments. Force small data
1845 sections to the end of the list of data sections. Force small BSS
1846 sections to the start of the list of BSS sections. For large BSS
1847 sections to the end of the list of BSS sections.
1848 * symtab.h (class Symbol): Declare is_common_shndx.
1849 (Symbol::is_defined): Check Symbol::is_common_shndx.
1850 (Symbol::is_common): Likewise.
1851 (class Symbol_table): Define enum Commons_section_type. Update
1852 declarations. Add small_commons_ and large_commons_ fields.
1853 * symtab.cc (Symbol::is_common_shndx): New function.
1854 (Symbol_table::Symbol_table): Initialize new fields.
1855 (Symbol_table::add_from_object): Put small and large common
1856 symbols in the right list.
1857 (Symbol_table::sized_finalized_symbol): Check
1858 Symbol::is_common_shndx.
1859 (Symbol_table::sized_write_globals): Likewise.
1860 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1861 common symbol lists. Don't call do_allocate_commons_list if the
1863 (Symbol_table::do_allocate_commons_list): Remove is_tls
1864 parameter. Add comons_section_type parameter. Change all
1865 callers. Handle small and large common symbols.
1866 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1867 Symbol::is_common_shndx.
1868 * resolve.cc (symbol_to_bits): Likewise.
1869 * target.h (Target::small_common_shndx): New function.
1870 (Target::small_common_section_flags): New function.
1871 (Target::large_common_shndx): New function.
1872 (Target::large_common_section_flags): New function.
1873 (Target::new_output_section): New function.
1874 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1875 small_common_section_flags, and large_common_section_flags
1877 (Target::do_new_output_section): New virtual function.
1878 * arm.cc (Target_arm::arm_info): Initialize new fields.
1879 * i386.cc (Target_i386::i386_info): Likewise.
1880 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1882 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1883 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1884 (Target_x86_64::do_new_output_section): New function.
1885 * configure.ac: Define conditional MCMODEL_MEDIUM.
1886 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1887 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1888 (large_LDFLAGS): Define.
1889 * testsuite/large.c: New file.
1890 * testsuite/testfile.cc (Target_test::test_target_info):
1891 Initialize new fields.
1892 * configure, testsuite/Makefile.in: Rebuild.
1894 2009-06-05 Doug Kwan <dougkwan@google.com>
1896 * Makefile.am (CCFILES): Add target.cc.
1897 * Makefile.in: Regenerate.
1898 * i386.cc (class Target_i386): Define new virtual method to
1899 override do_is_local_label_name in parent.
1900 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1901 local symbols if --discard-locals or -X is given.
1902 * options.h (class General_options): Declare new options
1903 '--discard-locals' and '-X' for discarding locals.
1904 * target.h (class Target): Define new methods is_local_label_name.
1905 Declare new virtual method do_is_local_label_name.
1906 * target.cc: New file.
1907 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1908 (check_SCRIPTS): Add discard_locals_test.sh.
1909 (check_DATA): Add discard_local_tests.syms.
1910 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1911 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1912 * testsuite/Makefile.in: Regenerate.
1913 * testsuite/discard_locals_test.c: New file.
1914 * testsuite/discard_locals_test.sh: Same.
1916 2009-06-05 Doug Kwan <dougkwan@google.com>
1918 * object.cc (Sized_relobj::Sized_relobj): Initialize
1919 discarded_eh_frame_shndx_ to -1U.
1920 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1922 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1923 a discarded .eh_frame section.
1924 (Sized_relobj::do_finalize_local_symbols): Ditto.
1925 * object.h (class Sized_relobj): Declare new member
1926 discarded_eh_frame_shndx_.
1927 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1928 (local_labels_test.o, local_labels_test): New rules.
1929 * testsuite/Makefile.in: Regenerate.
1931 2009-06-04 Doug Kwan <dougkwan@google.com>
1933 * layout.cc (Layout::section_name_mapping): Add mapping for
1934 special ARM sections.
1936 2009-06-03 Doug Kwan <dougkwan@google.com>
1938 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1939 (utils::has_overflow): Same.
1941 2009-06-03 Ian Lance Taylor <iant@google.com>
1943 * layout.cc (Layout::section_name_mapping): New array, replacing
1944 Layout::linkonce_mapping.
1945 (Layout::section_name_mapping_count): New variable, replacing
1946 Layout::linkonce_mapping_count.
1947 (Layout::linkonce_output_name): Remove.
1948 (Layout::output_section_name): Rewrite.
1949 * layout.h (class Layout): Rename Linkonce_mapping to
1950 Section_name_mapping, linkonce_mapping to section_name_mapping,
1951 linkonce_mapping_count to section_name_mapping_count. Don't
1952 declare linkonce_output_name.
1954 2009-06-03 Doug Kwan <dougkwan@google.com>
1956 * gold/arm.cc (namespace utils): New.
1957 (Target_arm::reloc_is_non_pic): Define new method.
1958 (class Arm_relocate_functions): New.
1959 (Target_arm::Relocate::relocate): Handle relocation types used by
1962 2009-06-03 Ian Lance Taylor <iant@google.com>
1964 * arm.cc (Target_arm::scan::global): Use || instead of |.
1966 2009-06-02 Doug Kwan <dougkwan@google.com>
1968 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1969 issued_non_pic_error_.
1970 (class Target_arm::Scan): Declare new method check_non_pic.
1971 Define new method symbol_needs_plt_entry.
1972 Declare new data member issued_non_pic_error_.
1973 (class Target_arm::Relocate): Declare new method
1974 should_apply_static_reloc.
1975 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1976 (Target_arm::Scan::check_non_pic): Define new method.
1977 (Target_arm::Scan::local): Handle a small subset of reloc types used
1979 (Target_arm::Scan::local): Same.
1980 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1982 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1984 * incremental.cc (Incremental_inputs::report_command_line): Filter
1985 out --incremental-* options.
1987 2009-05-29 Doug Kwan <dougkwan@google.com>
1989 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1991 (class Target_arm): Update comment.
1992 (Target_arm::Target_arm): Initialize new data members GOT_,
1993 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1994 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1995 and Target_arm::rel_dyn_section.
1996 Declare new_enum Target_arm::Got_type.
1997 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1999 Update commments for member do_dynsym_value.
2000 (Target_arm::got_size, Target_arm::plt_section,
2001 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2002 new methods inside class defintion.
2003 (Target_arm::got_section): Define new method.
2004 (Target_arm::rel_dyn_section): Same.
2005 (Output_data_plt_arm): New template class.
2006 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2007 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2008 (Output_data_plt_arm::add_entry): Same.
2009 (Output_data_plt_arm::first_plt_entry): Define new
2010 static data member for PLT instruction template.
2011 (Output_data_plt_arm::plt_entry): Same.
2012 (Output_data_plt_arm::do_write): Define new method.
2013 (Target_arm::make_plt_entry): Same.
2014 (Target_arm::do_finalize_sections): Same.
2015 (Target_arm::do_dynsym_value): Same.
2017 2009-05-28 Doug Kwan <dougkwan@google.com>
2019 * Makefile.am (TARGETSOURCES): Add arm.cc.
2020 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2021 * Makefile.in: Regenerate.
2023 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2025 2009-05-26 Doug Kwan <dougkwan@google.com>
2027 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2028 (General_options::check_excluded_libs): Strip off directories in
2029 archive name before matching like GNU ld does.
2030 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2031 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2032 (exclude_libs_test_LDFLAGS): Add linker option
2033 -Wl,--exclude-libs,libexclude_libs_test_3
2034 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2035 an explicit archive without using -l.
2036 (alt/libexclude_libs_test_3.a): New make rule.
2037 * testsuite/Makefile.in: Regenerate.
2038 * testsuite/exclude_libs_test.c : Declare lib3_default().
2040 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2041 * exclude_libs_test_3.c: New file.
2043 2009-05-26 Nick Clifton <nickc@redhat.com>
2045 * po/id.po: New Indonesian translation.
2046 * po/gold.pot: Updated template file.
2048 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2050 * testsuite/Makefile.am: Add -ffunction-sections to compile
2051 gc_comdat_test files. Add -Wl,--gc-sections to build
2053 * testsuite/Makefile.in: Regenerate.
2054 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2056 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2058 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2059 kept comdat section was garbage collected.
2060 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2061 * testsuite/Makefile.in: Regenerate.
2062 * testsuite/gc_comdat_test.sh: New file.
2063 * testsuite/gc_comdat_test_1.cc: New file.
2064 * testsuite/gc_comdat_test_2.cc: New file.
2066 2009-05-19 Doug Kwan <dougkwan@google.com>
2068 * archive.cc (Archive::Archive): Move constructor from archive.h
2069 to here. Initialize no_export_.
2070 (Archive::get_elf_object_for_member): Set no_export flag of object.
2071 * archive.h (Archive::Archive): Move constructor body to
2073 (Archive::no_export): New method.
2074 (Archive::no_export_): New field.
2075 * object.h (Object::Object): Initialize no_export_ to false.
2076 (Object::no_export, Object::set_no_export): New methods.
2077 (Object::no_export_): New field.
2078 * options.cc (General_options::parse_exclude_libs): New method.
2079 (General_options::check_excluded_libs) Same.
2080 * options.h (exclude_libs): New option.
2081 (General_options::check_excluded_libs): New method declaration.
2082 (General_options::excluded_libs_): New field.
2083 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2084 default or protected visibility if an object has no-export flag set.
2085 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2086 (check_SCRIPTS): Add exclude_libs_test.sh.
2087 (check_DATA): Add exclude_libs_test.syms.
2088 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2089 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2090 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2091 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2092 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2093 libexclude_libs_test_2.a): New rules.
2094 * testsuite/Makefile.in: Regenerate.
2095 * testsuite/exclude_libs_test.c: New file.
2096 * testsuite/exclude_libs_test.sh: Ditto.
2097 * testsuite/exclude_libs_test_1.c: Ditto.
2098 * testsuite/exclude_libs_test_2.c: Ditto.
2100 2009-05-15 Ian Lance Taylor <iant@google.com>
2102 * configure.ac: Check for declarations for cases where libiberty.h
2103 checks HAVE_DECL_xxx.
2104 * configure, config.in: Rebuild.
2106 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2108 * gold.h (Incremental_argument_list): Remove (invalid) forward
2110 * incremental.cc (Incremental_inputs::report_achive): New method.
2111 (Incremental_inputs::report_object): New method.
2112 (Incremental_inputs::report_script): New method.
2113 (Incremental_inputs::finalize_inputs): New method.
2114 (Incremental_inputs::finalize): Call finalize_inputs().
2115 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2116 Create inputs entries.
2117 * incremental.h (Incremental_input_type): New enum.
2118 (Incremental_inputs::Incremental_input): Initialize new fields.
2119 (Incremental_inputs::report_inputs): New method.
2120 (Incremental_inputs::report_achive): New method.
2121 (Incremental_inputs::report_object): New method.
2122 (Incremental_inputs::report_script): New method.
2123 (Incremental_inputs::finalize_inputs): New method.
2124 (Incremental_inputs::Input_info): New struct.
2125 (Incremental_inputs::Input_info_map): New typedef.
2126 (Incremental_inputs::lock_): New field.
2127 (Incremental_inputs::Inputs_): New field.
2128 (Incremental_inputs::Inputs_map): New field.
2129 * main.cc (main): Call Incremental_input::report_inputs.
2130 * options.h (Input_argument_list): Typedef moved from
2132 (Input_file_group::Files): Remove, use ::Input_argument_list.
2133 (Input_file_group::Input_argument_list): Remove, use
2134 ::Input_argument_list.
2135 * plugin.cc (Plugin_manager::add_input_file): Add error in
2137 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2139 * script.cc (read_input_script): Call
2140 Incremental_input::report_script.
2141 * script.h (Script_info): New class.
2143 2009-04-27 Ian Lance Taylor <iant@google.com>
2145 * x86_64.cc (do_adjust_output_section): Set entsize to
2148 2009-04-23 Elliott Hughes <enh@google.com>
2150 * output.cc (Output_file::close): After short writes, continue
2151 writing from the correct offset in the buffer being written.
2153 2009-04-23 Chris Demetriou <cgd@google.com>
2155 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2156 * configure: Regenerate.
2157 * config.in: Regenerate.
2158 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2159 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2161 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2163 * incremental.cc (Incremental_inputs_header_data): Renamed from
2164 Incremental_input_header_data.
2165 (Incremental_inputs_header_data::data_size): New field.
2166 (Incremental_inputs_header_data::put_input_file_count): Renamed
2167 from input_file_count.
2168 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2169 from command_line_offset.
2170 (Incremental_inputs_header_data::put_reserved): Renamed from
2172 (Incremental_inputs_entry_data): Renamed from
2173 Incremental_input_entry_data.
2174 (Incremental_inputs_entry_data::data_size): New field.
2175 (Incremental_inputs::report_command_line): New method.
2176 (Incremental_inputs::finalize): New method.
2177 (Incremental_inputs::create_incremental_inputs_data): New method.
2178 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2179 * incremental.h: New file.
2180 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2181 (Layout::finalize): Create incremental inputs section in
2183 (Layout::create_incremental_info_sections): New method.
2184 * layout.h (Layout::incremental_inputs): New method.
2185 (Layout::create_incremental_info_sections): New method.
2186 (Layout::incremental_inputs_): New field.
2187 * main.cc (main): Notify Incremental_input of the command line.
2189 2009-04-01 Ian Lance Taylor <iant@google.com>
2190 Mikolaj Zalewski <mikolajz@google.com>
2192 * gold.h (reserve_unordered_map): Define, three versions, one for
2193 each version of Unordered_map.
2194 * layout.cc (Layout::Layout): Remove options parameter. Add
2195 number_of_input_files parameter. Don't initialize options_.
2196 Initialize number_of_input_files_ and resized_signatures_. Move
2197 sections_are_attached_.
2198 (Layout::layout_group): Reserve space for group_signatures_.
2199 (Layout::find_or_add_kept_section): Change name parameter to be a
2200 reference. Resize signatures_ map when it gets large enough.
2201 (Layout::layout_eh_frame): Use parameters->options() instead of
2203 (Layout::make_output_section): Likewise.
2204 (Layout::attach_allocated_section_to_segment): Likewise.
2205 (Layout::finalize, Layout::create_executable_stack): Likewise.
2206 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2207 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2208 * layout.h (class Layout): Update declarations. Remove options_
2209 field. Add number_of_input_files_ and resized_signatures_
2210 fields. Move sections_are_attached_ field.
2211 * main.cc (main): Pass number of input files to Layout
2212 constructor. Don't pass options.
2214 2009-03-30 Ian Lance Taylor <iant@google.com>
2216 * ffsll.c (ffsll): Correct implementation.
2218 2009-03-27 Ian Lance Taylor <iant@google.com>
2220 * ffsll.c: New file.
2221 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2222 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2223 * ftruncate.c (ftruncate): Declare before definition.
2224 * mremap.c (mremap): Likewise.
2225 * pread.c (pread): Likewise.
2226 * configure, Makefile.in, config.in: Rebuild.
2228 * mremap.c: New file.
2229 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2230 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2231 (mremap): Declare if HAVE_MREMAP is not defined.
2232 * configure, Makefile.in, config.in: Rebuild.
2234 2009-03-27 Cary Coutant <ccoutant@google.com>
2236 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2237 position independent.
2238 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2239 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2241 2009-03-24 Cary Coutant <ccoutant@google.com>
2243 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2245 (needs_dynamic_reloc): Likewise.
2247 2009-03-24 Ian Lance Taylor <iant@google.com>
2249 * yyscript.y (file_cmd): Recognize EXTERN.
2250 (extern_name_list, extern_name_list_body): New nonterminals.
2251 * script.cc (script_add_extern): Define.
2252 * script-c.h (script_add_extern): Declare.
2254 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2256 * object.cc (is_elf_object): Define.
2257 * object.h (is_elf_object): Declare.
2258 * archive.cc (Archive::get_elf_object_for_member): Call
2260 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2262 2009-03-24 Elliott Hughes <enh@google.com>
2264 * output.cc (Output_file::map_anonymous): Define.
2265 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2266 try an anonymous one. Report the size if the mmap fails.
2267 * output.h (class Output_file): Declare map_anonymous.
2269 2009-03-24 Ian Lance Taylor <iant@google.com>
2271 * target-select.cc (instantiate_target): Don't acquire the lock if
2272 the instantiated_target_ field has already been set.
2274 2009-03-23 Ian Lance Taylor <iant@google.com>
2276 * gold-threads.h (class Initialize_lock): Define.
2277 * gold-threads.cc (class Initialize_lock_once): Define.
2278 (initialize_lock_control): New static variable.
2279 (initialize_lock_pointer): New static variable.
2280 (initialize_lock_once): New static function.
2281 (Initialize_lock::Initialize_lock): Define.
2282 (Initialize_lock::initialize): Define.
2283 * target-select.h: Include "gold-threads.h".
2284 (class Target_selector): Add lock_ and initialize_lock_ fields.
2285 Don't define instantiate_target, just declare it.
2286 * target-select.cc (Target_selector::Target_selector): Initialize
2288 (Target_selector::instantiate_target): Define.
2289 * descriptors.h: Include "gold-threads.h".
2290 (class Descriptors): Add initialize_lock_ field.
2291 * descriptors.cc (Descriptors::Descriptors): Initialize new
2293 (Descriptors::open): Use initialize_lock_ field
2294 * errors.h (class Errors): Add initialize_lock_ field.
2295 * errors.cc (Errors::Errors): Initialize new field.
2296 (Errors::initialize_lock): Use initialize_lock_ field.
2297 * powerpc.cc (class Target_selector_powerpc): Remove
2298 instantiated_target_ field. In do_recognize call
2299 instantiate_target rather than do_instantiate_target. In
2300 do_instantiate_target just allocate a new target.
2301 * sparc.cc (class Target_selector_sparc): Likewise.
2303 * freebsd.h: New file.
2304 * i386.cc: Include "freebsd.h".
2305 (Target_i386): Derive from Target_freebsd rather than
2307 (Target_selector_i386): Derive from Target_selector_freebsd rather
2308 than Target_selector.
2309 * x86_64.cc: Include "freebsd.h".
2310 (Target_x86_64): Derive from Target_freebsd rather than
2312 (Target_selector_x86_64): Derive from Target_selector_freebsd
2313 rather than Target_selector.
2314 * target.h (class Target): Add adjust_elf_header and
2315 do_adjust_elf_header.
2316 * output.cc (Output_file_header:: do_sized_write): Call target
2317 adjust_elf_header routine.
2318 * configure.tgt: Set targ_osabi.
2319 * configure.ac: Define GOLD_DEFAULT_OSABI.
2320 * parameters.cc (Parameters::default_target): Pass
2321 GOLD_DEFAULT_OSABI to select_target.
2322 * target-select.h (class Target_selector): Make instantiate_target
2323 protected rather than private.
2324 * Makefile.am (HFILES): Add freebsd.h.
2325 * configure, Makefile.in, config.in: Rebuild.
2327 * merge.cc (do_add_input_section): Correct pend value. Change
2328 message about last entry not being null terminated from error to
2331 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2333 * incremental.cc: New file.
2334 * Makefile.am (CCFILES): Add incremental.cc.
2335 * Makefile.in: Rebuild.
2337 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2339 * layout.cc (Layout::output_section_name): Preserve names
2340 of '.note.' sections.
2342 2009-03-19 Ian Lance Taylor <iant@google.com>
2344 * descriptors.cc (Descriptors::open): Check that the options are
2345 valid before using them.
2347 2009-03-18 Ian Lance Taylor <iant@google.com>
2349 * script-sections.h: Include <list>.
2350 (class Script_sections): Change Sections_elements from std::vector
2351 to std::list. Typedef public Elements_iterator. Add
2352 orphan_section_placement_, data_segment_align_start_, and
2353 saw_data_segment_align_ fields. Remove data_segment_align_index_
2355 * script-sections.cc (class Orphan_section_placement): New class.
2356 (class Sections_element): Add virtual functions is_relro and
2357 orphan_section_init. Remove virtual function place_orphan_here.
2358 (class Output_section_definition): Add is_relro and
2359 orphan_section_init. Remove place_orphan_here.
2360 (class Orphan_output_section): Likewise.
2361 (Script_sections::Script_sections): Update for field changes.
2362 (Script_sections::data_segment_align): Set saw_data_segment_align_
2363 and data_segment_align_start_, not data_segment_align_index.
2364 (Script_sections::data_segment_relro_end): Check
2365 saw_data_segment_align_. Use data_segment_align_start_ rather
2366 than data_segment_align_index_.
2367 (Script_sections::place_orphan): Rewrite to use
2368 Orphan_section_placement.
2370 2009-03-17 Ian Lance Taylor <iant@google.com>
2372 * archive.cc (Archive::add_symbols): Check for a version attached
2373 to the symbol name in the archive map.
2374 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2375 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2376 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2377 (ver_test_11.a): New target.
2378 * testsuite/Makefile.in: Rebuild.
2380 * configure.ac: Check for chsize and posix_fallocate. Replace
2382 * ftruncate.c: New file, from gnulib.
2383 * output.cc (posix_fallocate): Define dummy version if not
2384 HAVE_POSIX_FALLOCATE.
2385 (Output_file::map): Call posix_fallocate rather than lseek and
2387 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2388 * configure, Makefile.in, config.in: Rebuild.
2390 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2392 * layout.h (Layout::create_note): Add section_name parameter.
2393 * layout.cc (Layout::create_note): Likewise.
2394 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2396 2009-03-17 Ian Lance Taylor <iant@google.com>
2398 * descriptors.cc: Include "options.h".
2399 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2400 (Descriptors::open): Always use O_CLOEXEC when opening a new
2401 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2402 then set FD_CLOEXEC.
2404 * sparc.cc (class Target_sparc): Add has_got_section.
2405 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2406 make sure we have a GOT section.
2408 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2409 (Target_sparc::Scan::local): Likewise.
2410 (Target_sparc::Scan::global): Likewise.
2411 (Target_sparc::Relocate::relocate): Likewise.
2412 (Target_sparc::Relocate::relocate_tls): Likewise.
2414 * symtab.cc (Symbol_table::define_default_version): New function,
2415 broken out of add_from_object.
2416 (Symbol_table::add_from_object): Call define_default_version.
2417 (Symbol_table::define_special_symbol): Add resolve_oldsym
2418 parameter. Change all callers. If the version for a symbol comes
2419 from a version script, resolve it with the symbol with the same
2420 name with no version. Also add the symbol without a version if
2422 (do_define_in_output_data): If resolving with oldsym, don't delete
2424 (do_define_in_output_segment): Likewise.
2425 (do_define_as_constant): Likewise.
2426 * symtab.h (class Symbol_table): Update declarations.
2428 2009-03-13 Ian Lance Taylor <iant@google.com>
2430 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2431 (Read_symbols::requeue): New function.
2432 (Read_symbols::do_read_symbols): If make_elf_object fails because
2433 the target type is not configured, and the file was searched for,
2434 issue a warning and retry with the next directory.
2435 (Add_symbols::run): If the file has an incompatible format, and
2436 it was searched for, requeue the Read_symbols task. On error,
2438 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2439 dirindex parameter to constructor. Change all callers. Declare
2440 incompatible_warning and requeue.
2441 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2442 input_argument_ and input_group_ fields. Add them to
2443 constructor. Change all callers.
2444 (class Read_script): Add dirindex_ field. Add it to constructor.
2446 * archive.cc (Archive::setup): Remove input_objects parameter.
2448 (Archive::get_file_and_offset): Likewise.
2449 (Archive::read_all_symbols): Likewise.
2450 (Archive::read_symbols): Likewise.
2451 (Archive::get_elf_object_for_member): Remove input_objects
2452 parameter. Add punconfigured parameter. Change all callers.
2453 (Archive::add_symbols): Change return type to bool. Check return
2454 value of include_member.
2455 (Archive::include_all_members): Likewise.
2456 (Archive::include_member): Change return type to bool. Return
2457 false if first included object has incompatible target. Set
2458 included_member_ field.
2459 (Add_archive_symbols::run): If add_symbols returns false, requeue
2461 * archive.h (class Archive): Add included_member_ field.
2462 Initialize it in constructor. Add input_file and searched_for
2463 methods. Update declarations.
2464 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2465 input_argument_ fields. Add them to constructor. Change all
2467 * script.cc: Include "target-select.h".
2468 (class Parser_closure): Add skip_on_incompatible_target_ and
2469 found_incompatible_target_ fields. Add
2470 skip_on_incompatible_target parameter to constructor. Change all
2471 callers. Add methods skip_on_incompatible_target,
2472 clear_skip_on_incompatible_target, found_incompatible_target, and
2473 set_found_incompatible_target.
2474 (read_input_script): Add dirindex parameter. Change all callers.
2475 If parser finds an incompatible target, requeue Read_symbols
2477 (script_set_symbol): Clear skip_on_incompatible_target in
2479 (script_add_assertion, script_parse_option): Likewise.
2480 (script_start_sections, script_add_phdr): Likewise.
2481 (script_check_output_format): New function.
2482 * script.h (read_input_script): Update declaration.
2483 * script-c.h (script_check_output_format): Declare.
2484 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2485 (ignore_cmd): Remove OUTPUT_FORMAT.
2486 * fileread.cc (Input_file::Input_file): Add explicit this.
2487 (Input_file::will_search_for): New function.
2488 (Input_file::open): Add pindex parameter. Change all callers.
2489 * fileread.h (class Input_file): Add input_file_argument method.
2490 Declare will_search_for. Update declarations.
2491 * object.cc (make_elf_object): Add punconfigured parameter.
2493 * object.h (class Object): Make input_file public. Add
2494 searched_for method.
2495 (make_elf_object): Update declaration.
2496 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2498 * dirsearch.h (class Dirsearch): Update declaration.
2499 * options.h (class General_options): Add --warn-search-mismatch.
2500 * parameters.cc (Parameters::is_compatible_target): New function.
2501 * parameters.h (class Parameters): Declare is_compatible_target.
2502 * workqueue.cc (Workqueue::add_blocker): New function.
2503 * workqueue.h (class Workqueue): Declare add_blocker.
2505 * fileread.cc (Input_file::open): Remove options parameter.
2507 (Input_file::open_binary): Likewise.
2508 * script.cc (read_input_script): Likewise.
2509 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2510 options parameter from constructor. Change all callers.
2511 (class Read_script): Likewise.
2512 * fileread.h (class Input_file): Update declarations.
2513 * script.h (read_input_script): Update declaration.
2515 2009-03-10 Nick Clifton <nickc@redhat.com>
2517 * po/es.po: New Spanish translation.
2519 2009-03-06 Cary Coutant <ccoutant@google.com>
2521 * options.cc (parse_short_option): Keep dash_z from registering itself.
2523 2009-03-03 Ian Lance Taylor <iant@google.com>
2526 * target-reloc.h (relocate_section): Pass output_section to
2528 * i386.cc (Target_i386::should_apply_static_reloc): Add
2529 output_section parameter. Change all callers.
2530 (Target_i386::Relocate::relocate): Add output_section parameter.
2531 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2532 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2533 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2534 * testsuite/two_file_shared.sh: New script.
2535 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2536 (check_DATA): Add two_file_shared.dbg.
2537 (two_file_shared.dbg): New target.
2538 * testsuite/Makefile.in: Rebuild.
2540 2009-03-01 Ian Lance Taylor <iant@google.com>
2542 * configure.ac: Check for byteswap.h.
2543 * configure: Rebuild.
2544 * config.in: Rebuild.
2546 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2548 * layout.cc (Layout::find_or_add_kept_section): New function.
2549 (Layout::add_comdat): Removed.
2550 * layout.h (struct Kept_section): Move out of class Layout.
2551 Remove trailing underscores from field names. Add group_sections
2552 field. Rename group_ field to is_group. Change all uses.
2553 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2554 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2555 comdat_groups_ field.
2556 (Sized_relobj::include_section_group): Use
2557 find_or_add_kept_section and Kept_section::group_sections.
2558 (Sized_relobj::include_linkonce_section): Likewise.
2559 * object.cc (class Sized_relobj): Don't define Comdat_group or
2560 Comdat_group_table. Remove find_comdat_group and
2561 add_comdat_group. Remove comdat_groups_ field.
2562 * plugin.cc (include_comdat_group): Use
2563 Layout::find_or_add_kept_section.
2565 2009-02-28 Ian Lance Taylor <iant@google.com>
2567 * README: --gc-sections and map files are now supported. Document
2568 some build requirements.
2571 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2572 relocatable link set the value of the section symbol to zero.
2573 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2574 relocatable link don't include the section address in the local
2577 2009-02-27 Ian Lance Taylor <iant@google.com>
2580 * options.h (class Search_directory): Add is_system_directory.
2581 (class General_options): Declare is_in_system_directory.
2582 * options.cc (get_relative_sysroot): Make static.
2583 (get_default_sysroot): Make static.
2584 (General_optoins::is_in_system_directory): New function.
2585 * fileread.cc (Input_file::is_in_system_directory): New function.
2586 * fileread.h (class Input_file): Declare is_in_system_directory.
2587 * object.h (class Object): Add is_in_system_directory.
2588 (class Input_objects): Remove system_library_directory_ field.
2589 * object.cc (Input_objects::add_object): Don't set
2590 system_library_directory_.
2591 (input_objects::found_in_system_library_directory): Remove.
2592 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2593 parameter. Change all callers.
2594 (Symbol_table::sized_write_globals): Likewise.
2595 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2596 Call Object::is_in_system_directory.
2597 * symtab.h (class Symbol_table): Update declarations.
2600 * descriptors.h (Open_descriptor): Add is_on_stack field.
2601 * descriptors.cc (Descriptors::open): If the descriptor is on the
2602 top of the stack, remove it. Initialize is_on_stack field.
2603 (Descriptors::release): Only add pod to stack if it is not on the
2605 (Descriptors::close_some_descriptor): Clear stack_next and
2609 * output.cc (Output_section::find_starting_output_address): Rename
2610 from starting_output_address; add PADDR parameter; change return
2612 * output.h (class Output_section): Declare
2613 find_starting_output_address instead of starting_output_address.
2614 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2615 section symbol for which we can't find a merge section.
2618 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2619 hidden or internal, force the symbol to be local.
2620 * resolve.cc (Symbol::override_visibility): Define.
2621 (Symbol::override_base): Use override_visibility.
2622 (Symbol_table::resolve): Likewise.
2623 (Symbol::override_base_with_special): Likewise.
2624 (Symbol_table::override_with_special): If the visibility is hidden
2625 or internal, force the symbol to be local.
2626 * symtab.h (class Symbol): Add set_visibility and
2627 override_visibility.
2628 * testsuite/ver_test_1.sh: New file.
2629 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2630 (check_DATA): Add ver_test_1.syms.
2631 (ver_test_1.syms): New target.
2632 * testsuite/Makefile.in: Rebuild.
2634 2009-02-25 Cary Coutant <ccoutant@google.com>
2636 * layout.cc (Layout::choose_output_section): Don't rename sections
2637 when using a linker script that has a SECTIONS clause.
2638 * Makefile.in: Regenerate.
2640 * testsuite/Makefile.am (script_test_5.sh): New test case.
2641 * testsuite/Makefile.in: Regenerate.
2642 * testsuite/script_test_5.cc: New file.
2643 * testsuite/script_test_5.sh: New file.
2644 * testsuite/script_test_5.t: New file.
2646 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2648 * archive.cc (Archive::include_member): Update calls to add_symbols.
2649 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2650 the Layout argument.
2651 * dynobj.h (do_add_symbols): Add the Layout argument.
2652 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2654 * object.h (Object::add_symbols): Add the Layout argument.
2655 (Object::do_add_symbols): Add the Layout argument.
2656 (Sized_relobj::do_add_symbols): Add the Layout argument.
2657 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2658 Unify the two versions.
2659 (Add_plugin_symbols): Remove.
2660 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2661 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2662 (Add_plugin_symbols): Remove.
2663 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2664 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2665 (Add_symbols::run): Make it work with Pulginobj.
2667 2009-02-06 Ian Lance Taylor <iant@google.com>
2669 * object.cc (Sized_relobj::do_layout): Make info message start
2670 with lower case letter.
2672 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2674 * binary.cc: Fix file comment.
2676 * options.h (enum Incremental_disposition): Define.
2677 (class General_options): Add new options: --incremental,
2678 --incremental_changed, --incremental_unchanged,
2679 --incremental_unknown. Add incremental_disposition_ and
2680 implicit_incremental_ fields.
2681 (General_options::incremental_disposition): New function.
2682 (class Position_dependent_options): Add incremental_disposition
2684 (Position_dependent_options::copy_from_options): Set incremental
2686 * options.cc (General_options::parse_incremental_changed): New
2688 (General_options::parse_incremental_unchanged): New function.
2689 (General_options::parse_incremental_unknown): New function.
2690 (General_options::General_options): Initialize new fields
2691 incremental_disposition_ and implicit_incremental_.
2692 (General_options::finalize): Check for uasge of --incremental-*
2693 without --incremental.
2695 2009-02-06 Chris Demetriou <cgd@google.com>
2697 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2698 pointer and to report location as the file name associated with
2700 (gold_undefined_symbol_at_location): New function to replace the
2701 old gold_undefined_symbol functionality.
2702 * target-reloc.h (relocate_section): Update to use
2703 gold_undefined_symbol_at_location.
2704 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2705 Call gold_undefined_symbol function rather than gold_error.
2706 * errors.h (Errors::undefined_symbol): Take location as a
2707 string, rather than calculating it from a relocation.
2708 * errors.cc (Errors::fatal): Print "fatal error:" before the
2710 (Errors::error, Errors::error_at_location): Print "error: "
2711 before the formatted message.
2712 (Errors::undefined_symbol): Take location as a string, rather
2713 than calculating it from a relocation.
2714 (gold_undefined_symbol_at_location): New function akin to
2715 old gold_undefined_symbol, calculates location from relocation.
2716 (gold_undefined_symbol): Change to take only a Symbol pointer
2717 and to report location as the file name associated with the symbol.
2718 * testsuite/debug_msg.sh: Update for changed error messages.
2719 * testsuite/undef_symbol.sh: Likewise.
2721 2009-02-04 Duncan Sands <baldrick@free.fr>
2724 * reduced_debug_output.h
2725 (Output_reduced_debug_abbrev_section::failed): Use format for
2727 (Output_reduced_debug_info_section::faild): Likewise.
2729 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2731 * script.cc (Lazy_demangler): New class.
2732 (Version_script_info::get_symbol_version_helper): Demangle a
2735 2009-01-29 Cary Coutant <ccoutant@google.com>
2737 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2739 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2741 2009-01-28 Ian Lance Taylor <iant@google.com>
2743 * version.cc (version_string): Bump to 1.9.
2745 * gold.h: Include <cstring> and <stdint.h>.
2746 * version.cc: Include <cstdio>.
2747 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2749 * reduced_debug_output.cc (insert_into_vector): Rename from
2750 Insert_into_vector; change all callers. Use Swap_unaligned to
2751 avoid aliasing issue; remove union since it is unnecessary.
2753 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2755 * Makefile.am (CCFILES): Add gc.cc.
2757 * Makefile.in: Regenerate.
2758 * gold.cc (Gc_runner): New class.
2759 (queue_initial_tasks): Call garbage collection related tasks
2760 when corresponding options are invoked.
2761 (queue_middle_gc_tasks): New function.
2762 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2763 processed early before laying out sections during garbage collection.
2764 * gold.h (queue_middle_gc_tasks): New function.
2765 (is_prefix_of): Move from "layout.cc".
2766 * i386.cc (Target_i386::gc_process_relocs): New function.
2767 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2768 * main.cc (main): Create object of class "Garbage_collection".
2769 * object.cc (Relobj::copy_symbols_data): New function.
2770 (Relobj::is_section_name_included): New function.
2771 (Sized_relobj::do_layout): Allow this function to be called twice
2772 during garbage collection and defer layout of section during the
2774 * object.h (Relobj::get_symbols_data): New function.
2775 (Relobj::is_section_name_included): New function.
2776 (Relobj::copy_symbols_data): New function.
2777 (Relobj::set_symbols_data): New function.
2778 (Relobj::get_relocs_data): New function.
2779 (Relobj::set_relocs_data): New function.
2780 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2781 (Relobj::gc_process_relocs): New function.
2782 (Relobj::do_gc_process_relocs): New pure virtual function.
2783 (Relobj::sd_): New data member.
2784 (Sized_relobj::is_output_section_offset_invalid): New function.
2785 (Sized_relobj::do_gc_process_relocs): New function.
2786 * options.h (General_options::gc_sections): Modify to not be a no-op.
2787 (General_options::print_gc_sections): New option.
2788 * plugin.cc (Plugin_finish::run): Remove function call to
2789 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2790 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2791 * reloc.cc (Read_relocs::run): Add task to process relocs and
2792 determine unreferenced sections when doing garbage collection.
2793 (Gc_process_relocs): New class.
2794 (Sized_relobj::do_gc_process_relocs): New function.
2795 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2796 sections that are garbage collected.
2797 * reloc.h (Gc_process_relocs): New class.
2798 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2799 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2800 symbols whose corresponding sections are garbage collected.
2801 (Symbol_table::Symbol_table): Add new parameter for the garbage
2803 (Symbol_table::gc_mark_undef_symbols): New function.
2804 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2805 (Symbol_table::gc_mark_dyn_syms): New function.
2806 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2808 (Symbol_table::add_from_object): Likewise.
2809 (Symbol_table::add_from_relobj): When building shared objects, do not
2810 treat externally visible symbols as garbage.
2811 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2812 table information for static and relocatable links.
2813 * symtab.h (Symbol_table::set_gc): New function.
2814 (Symbol_table::gc): New function.
2815 (Symbol_table::gc_mark_undef_symbols): New function.
2816 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2817 (Symbol_table::gc_mark_dyn_syms): New function.
2818 (Symbol_table::gc_): New data member.
2819 * target.h (Sized_target::gc_process_relocs): New pure virtual
2821 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2822 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2824 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2826 * options.h (General_options::gc_sections): Define as a no-op for now.
2827 (General_options::no_keep_memory): Ditto.
2828 (General_options::Bshareable): Define.
2829 * options.cc (General_options::finalize): Honor -Bshareable.
2831 2009-01-20 Andreas Schwab <schwab@suse.de>
2833 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2834 read the value in the contents, since we don't use it. Use the
2835 template endianness when writing.
2836 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2838 2009-01-19 Andreas Schwab <schwab@suse.de>
2840 * configure.tgt (powerpc64-*): Fix targ_obj.
2842 2009-01-15 Ian Lance Taylor <iant@google.com>
2844 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2845 local symbols when stripping all symbols.
2847 2009-01-14 Cary Coutant <ccoutant@google.com>
2849 * output.cc (Output_reloc): Add explicit instantiations.
2851 2009-01-14 Cary Coutant <ccoutant@google.com>
2853 * archive.cc (Archive::get_elf_object_for_member): Remove call
2854 to File_read::claim_for_plugin.
2855 * descriptors.cc (Descriptors::open): Remove reference to
2857 (Descriptors::claim_for_plugin): Remove.
2858 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2859 (Descriptors::is_claimed): Remove.
2860 (claim_descriptor_for_plugin): Remove.
2861 * fileread.cc (File_read::claim_for_plugin): Remove.
2862 * fileread.h (File_read::claim_for_plugin): Remove.
2863 (File_read::descriptor): Reopen descriptor if necessary.
2864 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2865 (Plugin_manager::all_symbols_read): Add task parameter. Change
2867 (Plugin_manager::get_input_file): New function.
2868 (Plugin_manager::release_input_file): New function.
2869 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2870 corresponding data member.
2871 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2872 and pass to base constructor. Change all callers.
2873 (get_input_file, release_input_file): New functions.
2874 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2875 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2876 (Plugin_manager::all_symbols_read): Add task parameter.
2877 (Plugin_manager::get_input_file): New function.
2878 (Plugin_manager::release_input_file): New function.
2879 (Plugin_manager::task_): New data member.
2880 (Pluginobj::Pluginobj): Add filesize parameter.
2881 (Pluginobj::filename): New function.
2882 (Pluginobj::descriptor): New function.
2883 (Pluginobj::filesize): New function.
2884 (Pluginobj::filesize_): New data member.
2885 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2886 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2887 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2889 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2890 with archive libraries.
2891 * testsuite/Makefile.in: Regenerate.
2892 * testsuite/plugin_test.c (struct sym_info): New type.
2893 (get_input_file, release_input_file): New static variables.
2894 (onload): Capture new transfer vector entries.
2895 (claim_file_hook): Stop reading at end of file according to filesize.
2896 Factor out parsing of readelf output into separate function.
2897 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2898 APIs and get the source file name from the symbol table. Convert
2899 source file name to corresponding object file name. Print info
2900 message when adding new input files.
2901 (parse_readelf_line): New function.
2902 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2903 * testsuite/plugin_test_2.sh: Likewise.
2904 * testsuite/plugin_test_3.sh: Likewise.
2905 * testsuite/plugin_test_4.sh: New test case.
2907 2009-01-07 Ian Lance Taylor <iant@google.com>
2909 * version.cc (version_string): Bump to 1.8.
2911 2008-12-23 Cary Coutant <ccoutant@google.com>
2913 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2914 * plugin.cc (Plugin_manager::finish): Rename as
2915 layout_deferred_objects. Move cleanup to separate function.
2916 (Plugin_manager::cleanup): New function.
2917 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2919 * plugin.h (Plugin_manager::finish): Rename as
2920 layout_deferred_objects.
2921 (Plugin_manager::cleanup): New function.
2922 (Plugin_manager::cleanup_done): New field.
2924 2008-12-23 Cary Coutant <ccoutant@google.com>
2926 * plugin.cc (is_visible_from_outside): New function.
2927 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2928 so we don't return "IR only" status for exported symbols or -r links.
2930 * testsuite/Makefile.am (plugin_test_3): New test case.
2931 * testsuite/Makefile.in: Regenerate.
2932 * testsuite/plugin_test_3.sh: New file.
2934 2008-12-22 Cary Coutant <ccoutant@google.com>
2936 * object.cc (Sized_relobj::layout_section): New function.
2937 (Sized_relobj::do_layout): Defer layout of input sections until after
2938 plugin has provided replacement files.
2939 (Sized_relobj::do_layout_deferred_sections): New function.
2940 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2941 (Relobj::layout_deferred_sections): New function.
2942 (Relobj::do_layout_deferred_sections): New function.
2943 (Sized_relobj::do_layout_deferred_sections): New function.
2944 (Sized_relobj::layout_section): New function.
2945 (Sized_relobj::Deferred_layout): New structure.
2946 (Sized_relobj::deferred_layout_): New field.
2947 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2948 Change all callers. Layout deferred sections.
2949 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2951 (Plugin_hook::run): Move code from do_plugin_hook inline.
2952 (Plugin_hook::do_plugin_hook): Remove.
2953 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2954 (Plugin_manager::finish): Renamed, was cleanup.
2955 (Plugin_manager::should_defer_layout): New function.
2956 (Plugin_manager::add_deferred_layout_object): New function.
2957 (Plugin_manager::Deferred_layout_list): New type.
2958 (Plugin_manager::deferred_layout_objects_): New field.
2959 (Plugin_hook::do_plugin_hook): Remove.
2961 2008-12-17 Ian Lance Taylor <iant@google.com>
2963 * options.h (class General_options): Add --no case for
2966 2008-12-16 Cary Coutant <ccoutant@google.com>
2968 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2970 (Plugin_manager::claim_file): Create plugin object even if
2971 plugin did not call the add_symbols callback.
2972 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2973 asking for more symbols than were added.
2974 * testsuite/Makefile.am (plugin_test_1): Add test case with
2976 (empty.syms): New target.
2977 * testsuite/Makefile.in: Regenerate.
2978 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2979 message. Don't call add_symbols if no globals.
2980 (all_symbols_read_hook): Don't provide replacement for empty
2983 2008-12-12 Ian Lance Taylor <iant@google.com>
2985 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2986 r_type == 0 for a local symbol with r_sym == 0.
2987 (scan_relocatable_relocs): Pass r_sym to
2988 local_non_section_strategy.
2989 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2992 * configure.ac: Update test for TLS descriptors: they are
2993 supported as of glibc 2.9.
2994 * configure: Rebuild.
2996 2008-12-11 Ian Lance Taylor <iant@google.com>
2999 * target-reloc.h (Default_scan_relocatable_relocs): For each
3000 function, map r_type == 0 to RELOC_DISCARD.
3002 2008-12-10 Cary Coutant <ccoutant@google.com>
3004 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3005 object to override a kept COMDAT group from a plugin object.
3007 2008-12-09 Ian Lance Taylor <iant@google.com>
3010 * yyscript.y (file_cmd): Handle INPUT.
3012 * testsuite/initpri1.c: Change all declarations to be full
3013 prototypes by adding void, to avoid compiler warnings.
3015 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3017 * options.cc (General_options::parse_plugin_opt): New.
3018 (General_options::add_plugin): The argument now is just the filename.
3019 (General_options::add_plugin_option): New.
3020 * options.h (plugin_opt): New.
3021 (add_plugin): Change argument name.
3022 (add_plugin_option): New.
3023 * plugin.cc (Plugin::load): Don't parse the plugin option.
3024 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3025 (Plugin::add_option): New.
3026 (Plugin::args_): Change type.
3027 (Plugin::filename_): New.
3028 (Plugin_manager::add_plugin_option): New.
3029 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3030 * testsuite/Makefile.in: Regenerate.
3032 2008-12-05 Cary Coutant <ccoutant@google.com>
3034 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3035 Handle --strip-lto-sections option.
3036 * options.h (strip_lto_sections): New option.
3038 2008-12-01 Cary Coutant <ccoutant@google.com>
3040 * plugin.cc (ld_plugin_message): Change format parameter to const.
3041 Fix mismatch between new[] and delete.
3043 2008-11-14 Cary Coutant <ccoutant@google.com>
3045 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3048 2008-11-05 Craig Silverstein <csilvers@google.com>
3050 * options.cc (General_options::parse_dynamic_list): New function.
3051 * options.h (General_options): New flags dynamic_list,
3052 dynamic_list_data, dynamic_list_cpp_new, and
3053 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3054 (General_options::in_dynamic_list): New function.
3055 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3056 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3057 (Lex::can_continue_name): Likewise.
3059 (read_script_file): New parameter script_options.
3060 (read_dynamic_list): New function.
3061 (Script_options::define_dynamic_list): New function.
3062 (dynamic_list_keyword_parsecodes): New variable.
3063 (dynamic_list_keywords): New variable.
3064 * script.h (Script_options::define_dynamic_list): New function
3066 (read_dynamic_list): New function prototype.
3067 * symtab.cc (strprefix): New macro.
3068 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3069 dynamic_list_data, dynamic_list_cpp_new, and
3070 dynamic_list_cpp_typeinfo.
3071 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3072 (dynamic_list_expr): New rule.
3073 (dynamic_list_nodes): Likewise.
3074 (dynamic_list_node): Likewise.
3075 * testsuite/Makefile.am (dynamic_list): New test.
3076 * testsuite/Makefile.in: Regenerated.
3077 * testsuite/dynamic_list.t: New file.
3078 * testsuite/dynamic_list.sh: New file.
3080 2008-11-05 Craig Silverstein <csilvers@google.com>
3082 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3083 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3084 (t11_last): Likewise.
3085 * testsuite/ver_test_6.c (main): Likewise.
3087 2008-10-07 Cary Coutant <ccoutant@google.com>
3089 * options.c (General_options::finalize): Add check for -static and
3091 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3094 2008-10-02 Cary Coutant <ccoutant@google.com>
3096 * plugin.cc (make_sized_plugin_object): Fix conditional
3097 compilation to work when not all targets are enabled.
3099 2008-09-29 Cary Coutant <ccoutant@google.com>
3101 * archive.cc (Archive::get_file_and_offset): Use filename instead
3102 of name to get library path.
3103 (Archive::include_member): Unlock external member of a thin archive.
3105 * testsuite/Makefile.am (TEST_AR): New variable.
3106 (thin_archive_test_1): New test.
3107 (thin_archive_test_2): New test.
3108 * testsuite/Makefile.in: Regenerate.
3109 * testsuite/thin_archive_main.cc: New file.
3110 * testsuite/thin_archive_test_1.cc: New file.
3111 * testsuite/thin_archive_test_2.cc: New file.
3112 * testsuite/thin_archive_test_3.cc: New file.
3113 * testsuite/thin_archive_test_4.cc: New file.
3115 2008-09-29 Cary Coutant <ccoutant@google.com>
3117 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3118 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3120 (Sized_relobj::do_finalize_local_symbols): Likewise.
3121 (Sized_relobj::map_to_kept_section): Likewise.
3122 * object.h (Sized_relobj::invalid_address): New constant.
3123 (Sized_relobj::do_output_section_offset): Check for invalid_address
3125 * output.cc (Output_reloc::local_section_offset): Use constant
3126 invalid_address instead of -1U.
3127 (Output_reloc::get_address): Likewise.
3128 (Output_section::output_address): Change -1U to -1ULL.
3129 * output.h (Output_reloc::invalid_address): New constant.
3130 * reloc.cc (Sized_relobj::write_sections): Use constant
3131 invalid_address instead of -1U.
3132 (Sized_relobj::relocate_sections): Likewise.
3133 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3134 values for merge sections.
3135 * target-reloc.h (relocate_for_relocatable): Use constant
3136 invalid_address instead of -1U.
3138 2008-09-19 Cary Coutant <ccoutant@google.com>
3140 Add plugin functionality for link-time optimization (LTO).
3141 * configure.ac (plugins): Add --enable-plugins option.
3142 * configure: Regenerate.
3143 * config.in: Regenerate.
3144 * Makefile.am (LIBDL): New variable.
3145 (CCFILES): Add plugin.cc.
3146 (HFILES): Add plugin.h.
3147 (ldadd_var): Add LIBDL.
3148 * Makefile.in: Regenerate.
3150 * archive.cc: Include "plugin.h".
3151 (Archive::setup): Don't preread archive symbols when using a plugin.
3152 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3153 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3155 (Archive::include_member): Add symbols from plugin objects.
3156 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3157 * descriptors.cc (Descriptors::open): Check for file descriptors
3158 abandoned by plugins.
3159 (Descriptors::claim_for_plugin): New function.
3160 * descriptors.h (Descriptors::claim_for_plugin): New function.
3161 (Open_descriptor::is_claimed): New field.
3162 (claim_descriptor_for_plugin): New function.
3163 * fileread.cc (File_read::claim_for_plugin): New function.
3164 * fileread.h (File_read::claim_for_plugin): New function.
3165 (File_read::descriptor): New function.
3166 * gold.cc: Include "plugin.h".
3167 (queue_initial_tasks): Add task to call plugin hooks for generating
3169 * main.cc: Include "plugin.h".
3170 (main): Load plugin libraries.
3171 * object.h (Pluginobj): Declare.
3172 (Object::pluginobj): New function.
3173 (Object::do_pluginobj): New function.
3174 (Object::set_target): New function.
3175 * options.cc: Include "plugin.h".
3176 (General_options::parse_plugin): New function.
3177 (General_options::General_options): Initialize plugins_ field.
3178 (General_options::add_plugin): New function.
3179 * options.h (Plugin_manager): Declare.
3180 (General_options): Add --plugin option.
3181 (General_options::has_plugins): New function.
3182 (General_options::plugins): New function.
3183 (General_options::add_plugin): New function.
3184 (General_options::plugins_): New field.
3185 * plugin.cc: New file.
3186 * plugin.h: New file.
3187 * readsyms.cc: Include "plugin.h".
3188 (Read_symbols::do_read_symbols): Check for archive before checking
3189 for ELF file. Call plugin hooks to claim files.
3190 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3191 from a real object file; force override when processing replacement
3193 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3194 (Symbol::init_base_object): Likewise.
3195 (Symbol::init_base_output_data): Likewise.
3196 (Symbol::init_base_output_segment): Likewise.
3197 (Symbol::init_base_constant): Likewise.
3198 (Symbol::init_base_undefined): Likewise.
3199 (Symbol::output_section): Assert that object is not a plugin.
3200 (Symbol_table::add_from_pluginobj): New function.
3201 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3203 (Symbol_table::sized_write_globals): Likewise.
3204 (Symbol_table::add_from_pluginobj): Instantiate template.
3205 * symtab.h (Sized_pluginobj): Declare.
3206 (Symbol::in_real_elf): New function.
3207 (Symbol::set_in_real_elf): New function.
3208 (Symbol::in_real_elf_): New field.
3209 (Symbol_table::add_from_pluginobj): New function.
3211 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3212 (LIBDL): New variable.
3214 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3215 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3216 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3217 (MOSTLYCLEANFILES): Likewise.
3218 * testsuite/Makefile.in: Regenerate.
3219 * testsuite/plugin_test.c: New file.
3220 * testsuite/plugin_test_1.sh: New file.
3221 * testsuite/plugin_test_2.sh: New file.
3223 2008-09-16 Ian Lance Taylor <iant@google.com>
3225 * target-reloc.h (relocate_section): Check whether a symbol is
3226 defined by the ABI before reporting an undefined symbol error.
3227 * target.h (Target::is_defined_by_abi): Make parameter const.
3228 (Target::do_is_defined_by_abi): Likewise.
3229 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3230 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3231 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3232 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3233 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3234 * testsuite/Makefile.in: Rebuild.
3236 * fileread.cc (make_view): Add casts to avoid warning.
3238 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3240 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3241 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3243 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3245 * options.h (General_options::output_is_executable): New.
3246 (General_options::output_is_pie): New.
3247 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3248 for shared libraries.
3249 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3251 2008-09-11 Chris Demetriou <cgd@google.com>
3253 * options.h (origin): New -z option.
3254 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3255 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3258 2008-09-05 Cary Coutant <ccoutant@google.com>
3260 * fileread.cc (File_read::make_view): Add check for attempt to map
3263 2008-09-05 Cary Coutant <ccoutant@google.com>
3265 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3266 explicit instantiations.
3268 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3271 * options.cc (General_options::finalize): Allow undefined symbols
3272 in shlibs if linking -shared.
3275 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3276 symbols as not needing a dynsym entry.
3278 2008-08-20 Craig Silverstein <csilvers@google.com>
3280 * fileread.cc (File_read::open): Do not lock the file unless it
3281 was successfully opened.
3283 2008-08-14 Cary Coutant <ccoutant@google.com>
3285 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3286 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3287 * testsuite/tls_test.cc (struct int128): 128-bit struct
3288 for testing TLS relocs with non-zero addend.
3289 (v12): New TLS variable.
3291 (t_last): Add check for v12.
3292 * testsuite/tls_test.h (t12): New function.
3293 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3295 2008-08-13 Ian Lance Taylor <iant@google.com>
3297 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3298 set tls_segment_ or relro_segment_.
3299 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3301 * output.h (Output_section::clear_is_relro): New function.
3302 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3303 sections specially even when output_data_ is empty.
3304 (Output_segment::maximum_alignment): When first section is relro,
3305 only force alignment for PT_LOAD segments.
3306 * script.cc (script_data_segment_align): New function.
3307 (script_data_segment_relro_end): New function.
3308 * script-c.h (script_data_segment_align): Declare.
3309 (script_data_segment_relro_end): Declare.
3310 * script-sections.h (class Script_sections): Declare
3311 data_segment_align and data_segment_relro_end. Add fields
3312 segment_align_index_ and saw_relro_end_.
3313 * script-sections.cc (class Sections_element): Add set_is_relro
3314 virtual function. Add new bool* parameter to place_orphan_here.
3315 Add get_output_section virtual function.
3316 (class Output_section_definition): Add set_is_relro. Add new
3317 bool* parameter to place_orphan_here. Add get_output_section.
3318 Add is_relro_ field.
3319 (Output_section_definition::Output_section_definition): Initialize
3320 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3321 and is_relro_ fields.
3322 (Output_section_definition::place_orphan_here): Add is_relro
3324 (Output_section_definition::set_section_addresses): Set relro for
3326 (Output_section_definition::alternate_constraint): Likewise.
3327 (class Orphan_output_section): Add new bool* parameter to
3328 place_orphan_here. Add get_output_section.
3329 (Orphan_output_section::place_orphan_here): Add is_relro
3331 (Script_sections::Script_sections): Initialize
3332 data_segment_align_index_ and saw_relro_end_.
3333 (Script_sections::data_segment_align): New function.
3334 (Script_sections::data_segment_relro_end): New function.
3335 (Script_sections::place_orphan): Set or clear is_relro.
3336 (Script_sections::set_section_addresses): Force alignment of first
3338 * yyscript.y (exp): Call script_data_segment_align and
3339 script_data_segment_relro_end.
3340 * testsuite/relro_script_test.t: New file.
3341 * testsuite/relro_test.cc (using_script): Declare.
3342 (t1, t2): Test using_script.
3343 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3344 (relro_script_test_SOURCES): Define.
3345 (relro_script_test_DEPENDENCIES): Define.
3346 (relro_script_test_LDFLAGS): Define.
3347 (relro_script_test_LDADD): Define.
3348 (relro_script_test.so): New target.
3349 * testsuite/Makefile.in: Rebuild.
3351 2008-08-06 Cary Coutant <ccoutant@google.com>
3353 * archive.cc (Archive::total_archives, Archive::total_members)
3354 (Archive::total_members_loaded): New variables.
3355 (Archive::setup): Add parameter. Add option to preread
3357 (Archive::read_armap): Add counter.
3358 (Archive::get_file_and_offset): New function.
3359 (Archive::get_elf_object_for_member): New function.
3360 (Archive::read_all_symbols): New function.
3361 (Archive::read_symbols): New function.
3362 (Archive::add_symbols): Add counters.
3363 (Archive::include_all_members): Use armap to find members if it's
3365 (Archive::include_member): Skip reading symbols if already read.
3366 Factored code into Archive::get_file_and_offset and
3367 Archive::get_elf_object_for_member. Changed call to
3368 Mapfile::report_include_archive_member.
3369 (Archive::print_stats): New function.
3370 * archive.h: Declare Object and Read_symbols_data classes.
3371 (Archive::Archive): Add initializers for new members.
3372 (Archive::setup): Add parameter.
3373 (Archive::print_stats): New function.
3374 (Archive::total_archives, Archive::total_members)
3375 (Archive::total_members_loaded): New variables.
3376 (Archive::get_file_and_offset): New function.
3377 (Archive::get_elf_object_for_member): New function.
3378 (Archive::read_all_symbols): New function.
3379 (Archive::read_symbols): New function.
3380 (Archive::Archive_member): New class.
3381 (Archive::members_): New member.
3382 (Archive::num_members_): New member.
3383 * main.cc: Include archive.h.
3384 (main): Call Archive::print_stats.
3385 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3386 archive parameter; member_name is now the fully-decorated name.
3387 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3388 * options.h: (General_options): Add --preread-archive-symbols option.
3389 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3392 2008-08-04 Ian Lance Taylor <iant@google.com>
3394 * symtab.h (Symbol::use_plt_offset): New function.
3395 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3396 * powerpc.cc (Relocate::relocate): Likewise.
3397 * sparc.cc (Relocate::relocate): Likewise.
3398 * x86_64.cc (Relocate::relocate): Likewise.
3399 * testsuite/weak_plt.sh: New test.
3400 * testsuite/weak_plt_main.cc: New test.
3401 * testsuite/weak_plt_shared.cc: New test.
3402 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3403 (check_PROGRAMS): Add weak_plt.
3404 (check_DATA): Add weak_plt_shared.so.
3405 (weak_plt_main_pic.o, weak_plt): New targets.
3406 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3407 * testsuite/Makefile.in: Rebuild.
3409 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3411 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3412 * testsuite/Makefile.in: Rebuild.
3414 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3416 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3417 * Makefile.in: Regenerate.
3418 * po/POTFILES.in: Regenerate.
3420 2008-07-29 Ian Lance Taylor <iant@google.com>
3422 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3423 symbols before other symbols.
3424 * testsuite/script_test_2.cc (test_addr): Declare.
3425 (test_addr_alias): Declare.
3426 (main): Check that test_addr and test_addr_alias have the right
3428 * testsuite/script_test_2.t: Define test_addr_alias and
3431 2008-07-24 Ian Lance Taylor <iant@google.com>
3434 * descriptors.cc: New file.
3435 * descriptors.h: New file.
3436 * gold-threads.h (class Hold_optional_lock): New class.
3437 * fileread.cc: Include "descriptors.h".
3438 (File_read::~File_read): Release descriptor rather than closing
3440 (File_read::open) [file]: Call open_descriptor rather than open.
3441 Set is_descriptor_opened_.
3442 (File_read::open) [memory]: Assert that descriptor is not open.
3443 (File_read::reopen_descriptor): New function.
3444 (File_read::release): Release descriptor.
3445 (File_read::do_read): Make non-const. Reopen descriptor.
3446 (File_read::read): Make non-const.
3447 (File_read::make_view): Reopen descriptor.
3448 (File_read::do_readv): Likewise.
3449 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3450 Update declarations.
3451 * layout.cc: Include "descriptors.h".
3452 (Layout::create_build_id): Use open_descriptor rather than open.
3453 * output.cc: Include "descriptors.h".
3454 (Output_file::open): Use open_descriptor rather than open.
3455 * archive.cc (Archive::const_iterator): Change Archive to be
3457 (Archive::begin, Archive::end): Make non-const.
3458 (Archive::count_members): Likewise.
3459 * archive.h (class Archive): Update declarations.
3460 * object.h (Object::read): Make non-const.
3461 * Makefile.am (CCFILES): Add descriptors.cc.
3462 (HFILES): Add descriptors.h.
3463 * Makefile.in: Rebuild.
3466 * gold.h: Always include <clocale>. Add Solaris workarounds
3467 following code in binutils/sysdep.h.
3470 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3471 this->eh_frame_hdr_ is NULL before using it.
3473 * dynobj.cc (Versions::Versions): Update comment.
3475 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3476 the base version name.
3478 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3479 array size plus one.
3480 (Stringpool_template::set_string_offsets): Subtract one from key
3481 before using it as an array index.
3482 (Stringpool_template::get_offset_with_length): Likewise.
3483 (Stringpool_template::write_to_buffer): Likewise.
3484 * stringpool.h (Stringpool_template::get_offset_from_key):
3487 2008-07-23 Ian Lance Taylor <iant@google.com>
3490 * object.h (Merged_symbol_value::value): Do our best to handle a
3494 * script.cc (Version_script_info::get_versions): Don't add empty
3495 version tag to return value.
3496 (Version_script_info::get_symbol_version_helper): Change return
3497 type to bool. Add pversion parameter. Change all callers.
3498 (script_register_vers_node): Don't require a non-NULL tag.
3499 * script.h (class Version_script_info): Update declarations.
3500 (Version_script_info::get_symbol_version): Change return type to
3501 bool. Add version parameter. Change all callers.
3502 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3503 handling. Handle an empty version from a version script.
3504 (Symbol_table::define_special_symbol): Likewise.
3505 * testsuite/ver_test_10.script: New file.
3506 * testsuite/ver_test_10.sh: New file.
3507 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3508 (check_DATA): Add ver_test_10.syms.
3509 (ver_test_10.syms, ver_test_10.so): New target.
3510 * testsuite/Makefile.in: Rebuild.
3512 2008-07-23 Simon Baldwin <simonb@google.com>
3514 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3515 to zero for undefined symbols from dynamic libraries.
3517 2008-07-23 Ian Lance Taylor <iant@google.com>
3519 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3521 * symtab.h (class Symbol_table): Update declaration.
3522 * testsuite/ver_test_9.cc: New file.
3523 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3524 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3525 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3526 (ver_test_9.so, ver_test_9.o): New targets.
3527 * testsuite/Makefile.in: Rebuild.
3529 2008-07-22 Ian Lance Taylor <iant@google.com>
3531 * options.h (class General_options): Define --check-sections.
3532 * layout.cc (Layout::set_segment_offsets): Handle
3535 * options.h (class General_options): Define -n/--nmagic and
3537 * options.cc (General_options::finalize): For -n/--nmagic or
3538 -N/--omagic, set -static.
3539 * layout.cc (Layout::attach_allocated_section_to_segment): If
3540 -N/--omagic, don't put read-only and read-write sections in
3542 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3543 finding a read-only segment.
3544 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3545 don't set the minimum segment alignment to the common page size,
3546 and don't set the file offset to the address modulo the page size.
3547 * script-sections.cc (Script_sections::create_segments): If
3548 -n/--omagic, don't put read-only and read-write sections in
3551 * cref.cc: New file.
3553 * options.h (class General_options): Add --print-symbol-counts.
3554 * main.cc (main): Issue defined symbol report if requested.
3555 * archive.cc (Archive::interpret_header): Make into a const member
3557 (Archive::add_symbols): Call Input_objects::archive_start and
3559 (Archive::const_iterator): Define new class.
3560 (Archive::begin, Archive::end): New functions.
3561 (Archive::include_all_members): Rewrite to use iterator.
3562 (Archive::count_members): New function.
3563 * archive.h (class Archive): Update declarations.
3564 (Archive::filename): New function.
3565 * object.cc: Include "cref.h".
3566 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3567 (Sized_relobj::do_get_global_symbol_counts): New function.
3568 (Input_objects::add_object): Add object to cross-referencer.
3569 (Input_objects::archive_start): New function.
3570 (Input_objects::archive_stop): New function.
3571 (Input_objects::print_symbol_counts): New function.
3572 * object.h: Declare Cref and Archive.
3573 (Object::get_global_symbol_counts): New function.
3574 (Object::do_get_global_symbol_counts): New pure virtual function.
3575 (class Sized_relobj): Add defined_count_ field. Update
3577 (class Input_objects): Add cref_ field. Update constructor.
3578 Update declarations.
3579 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3581 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3583 (Sized_dynobj::do_get_global_symbol_counts): New function.
3584 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3585 defined_count_. Update declarations. Define Symbols typedef.
3586 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3587 parameter. Change all callers.
3588 (Symbol_table::add_from_dynobj): Add sympointers and defined
3589 parameters. Change all callers.
3590 * symtab.h (class Symbol_table): Update declarations.
3591 * Makefile.am (CCFILES): Add cref.cc.
3592 (HFILES): Add cref.h.
3593 * Makefile.in: Rebuild.
3595 2008-07-22 Simon Baldwin <simonb@google.com>
3597 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3598 to zero when writing undefined symbols.
3600 2008-07-22 Ian Lance Taylor <iant@google.com>
3602 * output.cc (Output_section::add_input_section): Don't try to
3603 merge empty merge sections.
3605 2008-07-21 Craig Silverstein <csilvers@google.com>
3607 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3608 Include symbol version in error message.
3610 2008-07-20 Chris Demetriou <cgd@google.com>
3612 * configure.ac (gold_cv_c_random_seed): New configured variable.
3613 (RANDOM_SEED_CFLAGS): New substituted variable.
3614 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3615 * configure: Rebuild.
3616 * Makefile.in: Likewise.
3617 * testsuite/Makefile.in: Likewise.
3619 2008-07-18 Ian Lance Taylor <iant@google.com>
3621 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3622 where we see NAME/NULL and NAME/VERSION as separate symbols.
3623 * testsuite/ver_test_main.cc (main): Call t4.
3624 (t4, t4_2a): Define.
3625 * testsuite/ver_test_2.cc (t4_2): Define.
3626 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3627 * testsuite/ver_test_4.cc (t4_2a): Define.
3628 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3629 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3631 2008-07-17 Ian Lance Taylor <iant@google.com>
3633 * dynobj.cc (Versions::add_def): If we give an error about a
3634 missing version, go ahead and create the version anyhow.
3636 2008-07-10 Ian Lance Taylor <iant@google.com>
3638 Handle output sections with more than 0x7fffffff bytes.
3639 * object.h (class Relobj): Change map_to_output_ to
3640 output_sections_, and just keep a section pointer. Change all
3641 uses. Move comdat group support to Sized_relobj.
3642 (Relobj::is_section_specially_mapped): Remove.
3643 (Relobj::output_section): Remove poff parameter. Change all
3645 (Relobj::output_section_offset): New function.
3646 (Relobj::set_section_offset): Rewrite.
3647 (Relobj::map_to_output): Remove.
3648 (Relobj::output_sections): New function.
3649 (Relobj::do_output_section_offset): New pure virtual function.
3650 (Relobj::do_set_section_offset): Likewise.
3651 (class Sized_relobj): Add section_offsets_ field. Add comdat
3652 group support from Relobj. Update declarations.
3653 (Sized_relobj::get_output_section_offset): New function.
3654 (Sized_relobj::do_output_section_offset): New function.
3655 (Sized_relobj::do_set_section_offset): New function.
3656 * object.cc (Relobj::output_section_address): Remove.
3657 (Sized_relobj::Sized_relobj): Initialize new fields.
3658 (Sized_relobj::include_section_group): Cast find_kept_object to
3660 (Sized_relobj::include_linkonce_section): Likewise.
3661 (Sized_relobj::do_layout): Use separate arrays for output section
3663 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3665 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3666 output_sections and section_offsets.
3667 (Sized_relobj::write_local_symbols): Likewise.
3668 (map_to_kept_section): Compute output address directly.
3669 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3670 output_sections and section_offsets.
3671 (Sized_relobj::write_sections): Likewise.
3672 (Sized_relobj::relocate_sections): Likewise.
3673 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3674 * output.h (class Output_reloc): Update declarations. Change
3675 u2_.relobj to Sized_relobj*.
3676 (class Output_data_reloc): Change add functions to use
3678 * output.cc (Output_reloc::Output_reloc): Change relobj to
3680 (Output_reloc::local_section_offset): Change return type to
3681 Elf_Addr. Use get_output_section_offset.
3682 (Output_reloc::get_address): Likewise.
3683 (Output_section::is_input_address_mapped): Don't call
3684 is_section_specially_mapped.
3685 (Output_section::output_offset): Likewise.
3686 (Output_section::output_address): Likewise.
3687 (Output_section::starting_output_address): Likewise.
3688 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3689 parameter to Sized_relobj*.
3690 (Copy_relocs::need_copy_reloc): Likewise.
3691 (Copy_relocs::save): Likewise.
3692 * copy-relocs.h (class Copy_relocs): Update declarations.
3693 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3694 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3695 * target-reloc.h (relocate_for_relocatable): Change
3696 offset_in_output_section type to Elf_Addr. Change code that uses
3698 * layout.cc (Layout::layout): Always set *off.
3699 * mapfile.cc (Mapfile::print_input_section): Use
3700 output_section_offset.
3701 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3703 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3704 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3705 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3707 2008-07-03 Ian Lance Taylor <iant@google.com>
3709 * layout.cc (Layout::include_section): Do not discard unrecognized
3710 SHT_STRTAB sections.
3712 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3714 * script.cc (Lex::can_continue_name): Make '?' allowable in
3715 version-script names.
3716 * testsuite/version_script.map: Change glob pattern to use '?'
3718 2008-06-30 Manish Singh <yosh@gimp.org>
3721 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3724 2008-06-30 Ian Lance Taylor <iant@google.com>
3728 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3729 versions]: Don't try to read the value in the contents, since we
3730 don't use it. Use the template endianness when writing.
3732 2008-06-25 Cary Coutant <ccoutant@google.com>
3734 * fileread.cc (File_read::make_view): Assert on zero-length view.
3735 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3736 symbol table when there are no symbols to read.
3738 2008-06-23 Craig Silverstein <csilvers@google.com>
3740 * version.cc (version_string): Bump to 1.7
3742 2008-06-18 Craig Silverstein <csilvers@google.com>
3744 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3745 constant 0xFFFF to type Valtype.
3746 (Powerpc_relocate_functions::rel16_ha): Likewise.
3748 2008-06-17 Ian Lance Taylor <iant@google.com>
3750 * output.h (Output_section::Input_section): Initialize p2align_ to
3751 zero for Output_section_data constructors.
3752 (Output_section::Input_section::addralign): If not an input
3753 section, return the alignment of the Output_section_data.
3754 * testsuite/copy_test.cc: New file.
3755 * testsuite/copy_test_1.cc: New file.
3756 * testsuite/copy_test_2.cc: New file.
3757 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3758 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3759 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3760 (copy_test_1_pic.o, copy_test_1.so): New targets.
3761 (copy_test_2_pic.o, copy_test_2.so): New targets.
3762 * testsuite/Makefile.in: Rebuild.
3764 * script-sections.cc (Script_sections::place_orphan): Initialize
3765 local variable exact.
3767 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3769 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3771 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3772 David S. Miller <davem@davemloft.net>
3774 * powerpc.cc: New file.
3775 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3776 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3777 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3778 * Makefile.in: Rebuild.
3780 2008-06-09 Ian Lance Taylor <iant@google.com>
3782 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3784 (throwing, orig_terminate): New static variables.
3785 (terminate_handler): New static function.
3786 (t2): Set terminate handler.
3788 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3791 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3794 2008-05-30 Cary Coutant <ccoutant@google.com>
3796 * archive.cc (Archive::include_all_members) Correct to step
3797 over symbol table and extended name table in thin archives.
3799 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3802 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3805 2008-05-28 Caleb Howe <cshowe@google.com>
3807 * reduced_debug_output.cc: New file.
3808 * reduced_debug_output.h: New file.
3809 * options.h (class General_options): Add --strip-debug-non-line.
3810 * options.cc (General_options::finalize): Add strip_debug_non_line
3811 to the strip heirarchy.
3812 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3814 * layout.cc: Include "reduced_debug_output.h".
3815 (Layout::Layout): Initialize new fields.
3816 (line_only_debug_sections): New static array.
3817 (is_lines_only_debug_sections): New static inline function.
3818 (Layout::include_section): Handle --strip-debug-non-line.
3819 (Layout::make_output_section): If --strip-debug-non-line, build
3820 new output sections for .debug_abbrev and .debug_info.
3821 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3822 gold. Warn about possible overflow.
3823 (read_signed_LEB_128): Likewise.
3824 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3825 (read_signed_LEB_128): Declare.
3826 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3827 (HFILES): Add reduced_debug_output.h.
3828 * Makefile.in: Rebuild.
3830 2008-05-21 Ian Lance Taylor <iant@google.com>
3832 * mapfile.cc: New file.
3833 * mapfile.h: New file.
3834 * options.h (class General_options): Add -M/--print-map and -Map.
3835 * options.cc (General_options::finalize): Make -M equivalent to
3837 * main.cc: Include <cstdio> and "mapfile.h".
3838 (main): Open mapfile if requested.
3839 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3840 constructor. Change caller.
3841 (queue_initial_tasks): Add mapfile parameter. Change caller.
3842 (queue_middle_tasks): Likewise.
3843 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3845 * archive.cc: Include "mapfile.h".
3846 (Archive::add_symbols): Add mapfile parameter. Change all
3847 callers. Pass mapfile, symbol, and reason to include_member.
3848 (Archive::include_all_members): Add mapfile parameter. Change all
3850 (Archive::include_member): Add mapfile, sym, and why parameters.
3851 Change all callers. Report inclusion to map file.
3852 * archive.h: Include "fileread.h".
3853 (class Archive): Update declarations.
3854 (Archive::file): New const method.
3855 (class Add_archive_symbols): Add mapfile_ field. Update
3856 constructor. Change all callers.
3857 * readsyms.h (class Read_symbols): Likewise.
3858 (class Finish_group): Likewise.
3859 (class Read_script): Likewise.
3860 * common.cc: Include "mapfile.h".
3861 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3863 (Symbol_table::do_allocate_commons): Likewise.
3864 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3865 symbol allocation to mapfile.
3866 * common.h (class Allocate_commons_task): Add mapfile_ field.
3867 Update constructor. Change all callers.
3868 * symtab.h (class Symbol_table): Update declarations.
3869 * layout.cc: Include "mapfile.h".
3870 (Layout_task_runner::run): Print information to mapfile.
3871 (Layout::create_gold_note): Change Output_data_fixed_space to
3872 Output_data_zero_fill.
3873 (Layout::create_build_id): Likewise.
3874 (Layout::print_to_mapfile): New function.
3875 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3876 constructor. Change caller.
3877 (class Layout): Declare print_to_mapfile.
3878 * output.cc (Output_section::Input_section::print_to_mapfile): New
3880 (Output_section::add_input_section): If producing a map, always
3881 add to input_sections_ list.
3882 (Output_section::do_print_to_mapfile): New function.
3883 (Output_segment::print_sections_to_mapfile): New function.
3884 (Output_segment::print_section_list_to_mapfile): New function.
3885 * output.h: Include "mapfile.h".
3886 (Output_data::print_to_mapfile): New function.
3887 (Output_data::do_print_to_mapfile): New virtual function.
3888 (Output_segment_headers::do_print_to_mapfile): New function.
3889 (Output_file_header::do_print_to_mapfile): New function.
3890 (Output_data_const::do_print_to_mapfile): New function.
3891 (class Output_data_const_buffer): Add map_name_ field. Update
3892 constructor. Change all callers. Add do_print_to_mapfile
3894 (class Output_data_fixed_space): Likewise.
3895 (class Output_data_space): Likewise.
3896 (class Output_data_zero_fill): New class.
3897 (Output_data_strtab::do_print_to_mapfile): New function.
3898 (Output_data_reloc_base::do_print_to_mapfile): New function.
3899 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3900 (Output_data_group::do_print_to_mapfile): New function.
3901 (Output_data_got::do_print_to_mapfile): New function.
3902 (Output_data_dynamic::do_print_to_mapfile): New function.
3903 (Output_symtab_xindex::do_print_to_mapfile): New function.
3904 (class Output_section): Declare do_print_to_mapflie. Declare
3905 print_to_mapfile in Input_section.
3906 (class Output_segment): Declare new functions.
3907 * object.h (Sized_relobj::symbol_count): New function.
3908 * script-sections.cc
3909 (Output_section_element_dot_assignment::set_section_addresses):
3910 Change Output_data_fixed_space to Output_data_zero_fill.
3911 (Output_data_expression::do_print_to_mapfile): New function.
3912 * script.cc (read_input_script): Add mapfile parameter. Change
3914 * script.h (read_input_script): Update declaration.
3915 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3916 (Eh_frame::do_print_to_mapfile): New function.
3917 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3918 (Output_merge_string::do_print_to_mapfile): New function.
3919 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3921 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3923 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3925 * Makefile.am (CCFILES): Add mapfile.cc.
3926 (HFILES): Add mapfile.h.
3927 * Makefile.in: Rebuild.
3929 2008-05-19 Ian Lance Taylor <iant@google.com>
3931 * options.h (class General_options): Add -z relro.
3932 * layout.cc (Layout::Layout): Initialize relro_segment_.
3933 (Layout::add_output_section_data): Return the output section.
3934 (Layout::make_output_section): Rcognize relro sections and mark
3936 (Layout::attach_allocated_section_to_segment): Put relro sections
3937 in a PT_GNU_RELRO segment.
3938 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3940 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3942 (Layout::linkonce_mapping): Map d.rel.ro.local to
3944 (Layout::output_section_name): Us .data.rel.ro.local for any
3945 section which begins with that.
3946 * layout.h (class Layout): Update add_output_section_data
3947 declaration. Add relro_segment_ field.
3948 * output.cc (Output_section::Output_section): Initialize is_relro_
3949 and is_relro_local_ fields.
3950 (Output_segment::add_output_section): Group relro sections.
3951 (Output_segment::is_first_section_relro): New function.
3952 (Output_segment::maximum_alignment): If there is a relro section,
3953 align the segment to the common page size.
3954 (Output_segment::set_section_addresses): Track whether we are
3955 looking at relro sections. If the last section is a relro
3956 section, align to the common page size.
3957 (Output_segment::set_section_list_addresses): Add in_relro
3958 parameter. Change all callers. Align to the page size when
3959 moving from relro to non-relro section.
3960 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3962 * output.h (class Output_section): Add is_relro_ and
3963 is_relro_local_ fields.
3964 (Output_section::is_relro): New function.
3965 (Output_section::set_is_relro): New function.
3966 (Output_section::is_relro_local): New function.
3967 (Output_section::set_is_relro_local): New function.
3968 (class Output_segment): Update declarations.
3969 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3970 * sparc.cc (Target_sparc::got_section): Likewise.
3971 * x86_64.cc (Target_x86_64::got_section): Likewise.
3972 * testsuite/relro_test_main.cc: New file.
3973 * testsuite/relro_test.cc: New file.
3974 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3975 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3976 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3977 (relro_test.so, relro_test_pic.o): New targets.
3978 * testsuite/Makefile.in: Rebuild.
3980 2008-05-16 Ian Lance Taylor <iant@google.com>
3982 * output.cc (Output_segment::add_output_section): Remove front
3984 * output.h (class Output_segment): Remove
3985 add_initial_output_section and overloaded add_output_section.
3986 Update declaration of remaining add_output_section.
3987 * layout.cc (Layout::create_interp): Call add_output_section
3988 rather than add_initial_output_section.
3989 (Layout::finish_dynamic_section): Likewise.
3991 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3992 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3993 know the dynamic type.
3994 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3995 field. Initialize it in constructor.
3996 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3997 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3998 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4001 * output.cc (Output_reloc::get_address): Change return type to
4003 * output.h (class Output_reloc): Update get_address declaration.
4004 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4005 for section addresses.
4007 2008-05-09 Ian Lance Taylor <iant@google.com>
4010 * gold.cc (gold_nomem): Use return value of write.
4012 2008-05-08 Ian Lance Taylor <iant@google.com>
4014 * symtab.c (Symbol::init_base_output_data): Add version
4015 parameter. Change all callers.
4016 (Symbol::init_base_output_segment): Likewise.
4017 (Symbol::init_base_constant): Likewise.
4018 (Symbol::init_base_undefined): Likewise.
4019 (Sized_symbol::init_output_data): Likewise.
4020 (Sized_symbol::init_output_segment): Likewise.
4021 (Sized_symbol::init_constant): Likewise.
4022 (Sized_symbol::init_undefined): Likewise.
4023 (Symbol_table::do_define_in_output_data): If the new symbol has a
4024 version, mark it as the default.
4025 (Symbol_table::do_define_in_output_segment): Likewise.
4026 (Symbol_table::do_define_as_constant): Likewise.
4027 * symtab.h (class Symbol): Update declarations.
4028 (class Sized_symbol): Likewise.
4029 * resolve.cc (Symbol::override_version): New function.
4030 (Symbol::override_base): Call override_version.
4031 (Symbol::override_base_with_special): Likewise.
4032 * testsuite/ver_script_8.script: New file.
4033 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4034 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4035 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4036 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4038 2008-05-06 Ian Lance Taylor <iant@google.com>
4041 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4043 (class General_options): Remove existing --undefined, and add
4044 --no-undefined instead. Add new --undefined as synonym for -u.
4045 * archive.cc (Archive::add_symbols): Check whether symbol was
4047 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4048 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4049 all uses. Add IS_UNDEFINED. Update declarations to split
4050 different versions of init_base. Declare init_base_undefined.
4051 (Symbol::is_defined): Handle IS_UNDEFINED.
4052 (Symbol::is_undefined): Likewise.
4053 (Symbol::is_weak_undefined): Call is_undefined.
4054 (Symbol::is_absolute): Handle IS_CONSTANT.
4055 (class Sized_symbol): Update declarations to split different
4056 versions of init. Declare init_undefined.
4057 (class Symbol_table): Declare new functions.
4058 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4060 (Symbol::init_base_output_data): Likewise.
4061 (Symbol::init_base_output_segment): Likewise.
4062 (Symbol::init_base_constant): Likewise.
4063 (Symbol::init_base_undefined): New function.
4064 (Sized_symbol::init_object): Rename from init. Change all
4066 (Sized_symbol::init_output_data): Likewise.
4067 (Sized_symbol::init_output_segment): Likewise.
4068 (Sized_symbol::init_constant): Likewise.
4069 (Sized_symbol::init_undefined): New function.
4070 (Symbol_table::add_undefined_symbols_from_command_line): New
4072 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4074 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4075 (Symbol::output_section): Likewise.
4076 (Symbol::set_output_section): Likewise.
4077 (Symbol_table::sized_finalize_symbol): Likewise.
4078 (Symbol_table::sized_write_globals): Likewise.
4079 * resolve.cc (Symbol_table::should_override): Likewise.
4080 (Symbol::override_base_with_special): Likewise.
4082 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4083 symbol, change it to have default visibility.
4084 * testsuite/protected_1.cc: New file.
4085 * testsuite/protected_2.cc: New file.
4086 * testsuite/protected_3.cc: New file.
4087 * testsuite/protected_main_1.cc: New file.
4088 * testsuite/protected_main_2.cc: New file.
4089 * testsuite/protected_main_3.cc: New file.
4090 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4091 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4092 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4093 (protected_1.so): New target.
4094 (protected_1_pic.o, protected_2_pic.o): New targets.
4095 (protected_3_pic.o): New target.
4096 (check_PROGRAMS): Add protected_2.
4097 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4098 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4099 * testsuite/Makefile.in: Rebuild.
4101 * options.h (DEFINE_var): Add set_user_set_##varname__.
4102 (DEFINE_bool_alias): New macro.
4103 (class General_options): Define -Bstatic using DEFINE_bool_alias
4104 rather than DEFINE_special. Add --undefined as an alias for -z
4106 * options.cc (General_options::parse_Bstatic): Remove.
4108 * options.h (class General_options): Add --fatal-warnings.
4109 * main.cc (main): Implement --fatal-warnings.
4110 * errors.h (Errors::warning_count): New function.
4112 * options.h (class General_options): Add -Bsymbolic-functions.
4113 * symtab.h (Symbol::is_preemptible): Check for
4114 -Bsymbolic-functions.
4116 2008-05-05 Ian Lance Taylor <iant@google.com>
4118 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4119 as noVARNAME rather than no-VARNAME.
4120 (class General_options): Add option -z combreloc.
4121 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4123 (Output_reloc::sort_before) [SHT_REL]: New function.
4124 (Output_reloc::sort_before) [SHT_RELA]: New function.
4125 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4126 Sort_relocs_comparison.
4127 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4128 parameter. Change all callers.
4129 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4130 sort_relocs parameter. Change all callers.
4131 * output.cc (Output_reloc::get_address): New function, broken out
4133 (Output_reloc::write_rel): Call it.
4134 (Output_reloc::compare): New function.
4135 (Output_data_reloc_base::do_write): Optionally sort relocs.
4137 * configure.ac: If targ_extra_obj is set, link it in.
4138 * configure.tgt: Initialize all variables.
4139 (x86_64*): Set targ_extra_obj and targ_extra_size.
4140 * configure: Rebuild.
4142 * object.cc (Sized_relobj::include_section_group): Adjust section
4143 indexes read from group data. Build vector to pass to
4145 * layout.cc (Layout::layout_group): Add flags and shndxes
4146 parameters. Remove contents parameter. Change caller. Update
4147 explicit instantiations.
4148 * layout.h (class Layout): Update layout_group declaration.
4149 * output.cc (Output_data_group::Output_data_group): Add flags and
4150 input_shndxes parameters. Remove contents parameter. Change
4152 (Output_data_group::do_write): Change input_sections_ to
4154 * output.h (class Output_data_group): Update constructor
4155 declaration. Rename input_sections_ to input_shndxes_.
4156 * testsuite/many_sections_test.cc: Add template.
4158 2008-04-30 Cary Coutant <ccoutant@google.com>
4160 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4162 * layout.cc (Layout::include_section): Refactored check for debug
4164 (Layout::add_comdat): Add new parameters. Change type
4165 of signature parameter. Add object and shndx to signatures table.
4166 (Layout::find_kept_object): New function.
4167 * layout.h: Include <cstring>.
4168 (Layout::is_debug_info_section): New function.
4169 (Layout::add_comdat): Add new parameters.
4170 (Layout::find_kept_object): New function.
4171 (Layout::Kept_section): New struct.
4172 (Layout::Signatures): Change type of map range.
4173 * object.cc (Relobj::output_section_address): New function.
4174 (Sized_relobj::include_section_group): Add new parameters. Change
4175 calls to Layout::add_comdat. Change to build table of kept comdat
4176 groups and table mapping discarded sections to kept sections.
4177 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4178 (Sized_relobj::do_layout): Change calls to include_section_group and
4179 include_linkonce_section.
4180 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4181 value to zero when section is discarded.
4182 (Sized_relobj::map_to_kept_section): New function.
4183 * object.h (Relobj::output_section_address): New function.
4184 (Relobj::Comdat_group): New type.
4185 (Relobj::find_comdat_group): New function.
4186 (Relobj::Comdat_group_table): New type.
4187 (Relobj::Kept_comdat_section): New type.
4188 (Relobj::Kept_comdat_section_table): New type.
4189 (Relobj::add_comdat_group): New function.
4190 (Relobj::set_kept_comdat_section): New function.
4191 (Relobj::get_kept_comdat_section): New function.
4192 (Relobj::comdat_groups_): New field.
4193 (Relobj::kept_comdat_sections_): New field.
4194 (Symbol_value::input_value): Update comment.
4195 (Sized_relobj::map_to_kept_section) New function.
4196 (Sized_relobj::include_linkonce_section): Add new parameter.
4197 * target-reloc.h (Comdat_behavior): New type.
4198 (get_comdat_behavior): New function.
4199 (relocate_section): Add code to map a discarded section to the
4200 corresponding kept section when applying a relocation.
4202 2008-04-30 Craig Silverstein <csilvers@google.com>
4204 * dwarf_reader.cc (next_generation_count): New static var.
4205 (Addr2line_cache_entry): New struct.
4206 (addr2line_cache): New static var.
4207 (Dwarf_line_info::one_addr2line): Added caching.
4208 (Dwarf_line_info::clear_addr2line_cache): New function.
4209 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4210 cache-size parameter.
4211 (Dwarf_line_info::one_addr2line_cache): New function.
4212 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4213 new cache-size argument to one_addr2line(), and clear cache.
4215 2008-04-28 Cary Coutant <ccoutant@google.com>
4217 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4218 R_386_PC8 relocations.
4220 2008-04-23 Ian Lance Taylor <iant@google.com>
4222 * object.cc (Sized_relobj::include_section_group): Check for
4223 invalid section group.
4225 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4228 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4229 than read for file header.
4230 * archive.cc (Archive::include_member): Likewise.
4232 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4234 * aclocal.m4: Regenerate.
4235 * configure: Regenerate.
4237 2008-04-19 Ian Lance Taylor <iant@google.com>
4239 * version.cc (version_string): Bump to 1.6.
4241 * testsuite/Makefile.am (many_sections_r_test): New target.
4242 (many_sections_r_test_SOURCES): Remove.
4243 (many_sections_r_test_DEPENDENCIES): Remove.
4244 (many_sections_r_test_LDFLAGS): Remove.
4245 (many_sections_r_test_LDADD): Remove.
4247 * object.cc (Sized_relobj::do_add_symbols): Always pass
4248 local_symbol_count_ to add_from_relobj.
4250 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4251 every thousand variables.
4252 * testsuite/Makefile.in: Rebuild.
4254 * object.cc (Xindex::initialize_symtab_xindex): New function.
4255 (Xindex::read_symtab_xindex): New function.
4256 (Xindex::sym_xindex_to_shndx): New function.
4257 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4259 (Sized_relobj::do_initialize_xindex): New function.
4260 (Sized_relobj::do_read_symbols): Adjust section links.
4261 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4262 parameter. Change all callers.
4263 (Sized_relobj::include_section_group): Adjust section links and
4264 symbol section indexes.
4265 (Sized_relobj::do_layout): Adjust section links.
4266 (Sized_relobj::do_count_local_symbols): Adjust section links and
4267 symbol section indexes.
4268 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4269 ordinary and special symbols.
4270 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4271 dynsym_xindex parameters. Change all callers. Adjust section
4272 links. Use SHN_XINDEX when needed.
4273 (Sized_relobj::get_symbol_location_info): Adjust section links.
4274 Don't get fooled by special symbols.
4275 * object.h (class Xindex): Define.
4276 (class Object): Add xindex_ parameter. Declare virtual functoin
4277 do_initialize_xindex.
4278 (Object::adjust_sym_shndx): New function.
4279 (Object::set_xindex): New protected function.
4280 (class Symbol_value): Add is_ordinary_shndx_ field.
4281 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4282 (Symbol_value::value): Assert ordinary section.
4283 (Symbol_value::initialize_input_to_output_map): Likewise.
4284 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4286 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4288 (class Sized_relobj): Update declarations.
4289 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4290 parameter. Change all callers.
4291 (Sized_relobj::adjust_shndx): New function.
4292 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4294 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4295 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4296 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4297 (Sized_dynobj::read_dynsym_section): Adjust section links.
4298 (Sized_dynobj::read_dynamic): Likewise.
4299 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4301 (Sized_dynobj::do_initialize_xindex): New function.
4302 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4303 do_initialize_xindex.
4304 (Sized_dynobj::adjust_shndx): New function.
4305 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4306 dynsym_xindex_ fields.
4307 (Layout::finalize): Add a call to set_section_indexes before
4308 creating the symtab sections.
4309 (Layout::set_section_indexes): Don't do anything if the section
4310 already has a section index.
4311 (Layout::create_symtab_sections): Add shnum parameter. Change
4312 caller. Create .symtab_shndx section if needed.
4313 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4315 (Layout::allocated_output_section_count): New function.
4316 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4318 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4319 fields. Update declarations.
4320 (Layout::symtab_xindex): New function.
4321 (Layout::dynsym_xindex): New function.
4322 (class Write_symbols_task): Add layout_ field.
4323 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4325 * output.cc (Output_section_headers::Output_section_headers): Add
4326 shstrtab_section parameter. Change all callers.
4327 (Output_section_headers::do_sized_write): Store overflow values
4328 for section count and section string table section index in
4329 section header zero.
4330 (Output_file_header::do_sized_write): Check for overflow of
4331 section count and section string table section index.
4332 (Output_symtab_xindex::do_write): New function.
4333 (Output_symtab_xindex::endian_do_write): New function.
4334 * output.h (class Output_section_headers): Add shstrtab_section_.
4335 Update declarations.
4336 (class Output_symtab_xindex): Define.
4337 (Output_section::has_out_shndx): New function.
4338 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4340 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4342 (Sized_symbol::init): Likewise.
4343 (Symbol::output_section): Check for ordinary symbol.
4344 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4345 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4347 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4348 Change all callers. Simplify handling of symbols from sections
4349 not included in the link.
4350 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4352 (Weak_alias_sorter::operator()): Assert that symbols are
4354 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4356 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4357 parameters. Change all callers.
4358 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4359 symbol distinction. Use SHN_XINDEX when needed.
4360 (Symbol_table::write_section_symbol): Add symtab_xindex
4361 parameter. Change all callers.
4362 (Symbol_table::sized_write_section_symbol): Likewise. Use
4363 SHN_XINDEX when needed.
4364 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4366 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4367 (Symbol::is_defined): Check is_ordinary.
4368 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4369 (Symbol::is_absolute, Symbol::is_common): Likewise.
4370 (class Sized_symbol): Update declarations.
4371 (class Symbol_table): Update declarations.
4372 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4373 parameters. Change all callers.
4374 (Sized_symbol::override): Likewise.
4375 (Symbol_table::override): Likewise.
4376 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4377 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4378 is_ordinary, and orig_st_shndx parameters. Change all callers.
4379 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4380 to be in an ordinary section.
4381 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4382 object and is_ordinary parameters. Change all callers.
4383 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4384 Change all callers. Don't add undefined or non-ordinary symbols
4386 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4388 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4390 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4391 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4392 (Sized_relobj::relocate_sections): Likewise.
4393 * target-reloc.h (scan_relocs): Adjust section symbol index.
4394 (scan_relocatable_relocs): Likewise.
4395 * i386.cc (Scan::local): Check for ordinary symbols.
4396 * sparc.cc (Scan::local): Likewise.
4397 * x86_64.cc (Scan::local): Likewise.
4398 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4399 to symbol_section_and_value.
4400 * testsuite/many_sections_test.cc: New file.
4401 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4402 (check_PROGRAMS): Add many_sections_test.
4403 (many_sections_test_SOURCES): Define.
4404 (many_sections_test_DEPENDENCIES): Define.
4405 (many_sections_test_LDFLAGS): Define.
4406 (BUILT_SOURCES): Add many_sections_define.h.
4407 (many_sections_define.h): New target.
4408 (BUILT_SOURCES): Add many_sections_check.h.
4409 (many_sections_check.h): New target.
4410 (check_PROGRAMS): Add many_sections_r_test.
4411 (many_sections_r_test_SOURCES): Define.
4412 (many_sections_r_test_DEPENDENCIES): Define.
4413 (many_sections_r_test_LDFLAGS): Define.
4414 (many_sections_r_test_LDADD): Define.
4415 (many_sections_r_test.o): New target.
4416 * testsuite/Makefile.in: Rebuild.
4418 2008-04-17 Cary Coutant <ccoutant@google.com>
4420 * errors.cc (Errors::info): New function.
4421 (gold_info): New function.
4422 * errors.h (Errors::info): New function.
4423 * gold.h (gold_info): New function.
4424 * object.cc (Input_objects::add_object): Print trace output.
4425 * options.cc (options::parse_set): New function.
4426 (General_options::parse_wrap): Deleted.
4427 (General_options::General_options): Deleted initializer.
4428 * options.h (options::String_set): New typedef.
4429 (options::parse_set): New function.
4430 (DEFINE_set): New macro.
4431 (General_options::wrap): Changed to use DEFINE_set. Changed
4432 callers of any_wrap_symbols and is_wrap_symbol.
4433 (General_options::trace, General_options::trace_symbol):
4435 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4436 (General_options::wrap_symbols_): Deleted.
4437 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4439 2008-04-17 David S. Miller <davem@davemloft.net>
4441 * options.cc (General_options::parse_V): New function.
4442 * options.h: Add entries for -V and -Qy.
4444 2008-04-17 Ian Lance Taylor <iant@google.com>
4446 * common.cc (Symbol_table::allocate_commons): Remove options
4447 parameter. Change caller.
4448 (Symbol_table::do_allocate_commons): Remove options parameter.
4449 Change caller. Just call do_allocate_commons_list twice.
4450 (Symbol_table::do_allocate_commons_list): New function, broken out
4451 of do_allocate_commons.
4452 * common.h (class Allocate_commons_task): Remove options_ field.
4454 * symtab.cc (Symbol_table::Symbol_table): Initialize
4456 (Symbol_table::add_from_object): Put TLS common symbols on
4458 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4459 which are IN_OUTPUT_DATA.
4460 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4461 allocate_commons and do_allocate_commons declarations. Declare
4462 do_allocate_commons_list.
4463 * gold.cc (queue_middle_tasks): Update creation of
4464 Allocate_commons_task to not pass options.
4465 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4466 (TLS_TEST_C_FLAGS): New variable.
4467 (tls_test_c_pic.o): New target.
4468 (tls_test_shared.so): Link in tls_test_c_pic.o.
4469 (tls_test_c_pic_ie.o): New target.
4470 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4471 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4472 (tls_test_c.o): New target.
4473 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4474 (tls_pic_test_LDADD): Likewise.
4475 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4476 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4477 (tls_test_c_gnu2.o): New target.
4478 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4480 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4481 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4482 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4483 * testsuite/tls_test.cc: Include "config.h".
4484 (t_last): Call t11_last.
4485 * testsuite/tls_test.h (t11, t11_last): Declare.
4486 * testsuite/tls_test_c.c: New file.
4487 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4488 * configure.ac: Check for OpenMP support.
4489 * configure, config.in, Makefile.in: Rebuild.
4490 * testsuite/Makefile.in: Rebuild.
4492 2008-04-16 Cary Coutant <ccoutant@google.com>
4494 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4495 (Target_i386::tls_base_symbol_defined_): New field.
4496 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4497 (Target_i386::Scan::global): Likewise.
4498 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4499 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4500 (Target_x86_64::tls_base_symbol_defined_): New field.
4501 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4502 (Target_x86_64::Scan::global): Likewise.
4504 2008-04-16 Cary Coutant <ccoutant@google.com>
4506 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4507 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4508 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4509 building shared libraries.
4510 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4511 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4512 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4513 * testsuite/Makefile.in: Rebuild.
4514 * testsuite/weak_undef.h: New file.
4515 * testsuite/weak_undef_file1.cc: Add extra test cases.
4516 * testsuite/weak_undef_file2.cc: Likewise.
4517 * testsuite/weak_undef_test.cc: Likewise.
4519 2008-04-16 David S. Miller <davem@davemloft.net>
4521 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4522 Add issued_non_pic_error_ field. Declare check_non_pic.
4523 (Target_sparc::Scan::check_non_pic): New function.
4524 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4525 (Target_sparc::Scan::global): Likewise.
4527 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4528 * configure: Rebuild.
4530 * options.h (DEFINE_enable): New macro.
4531 (new_dtags): New enable option.
4532 (initfirst, interpose, loadfltr, nodefaultlib,
4533 nodelete, nodlopen, nodump): New -z options.
4534 * layout.cc (Layout:finish_dynamic_section): If new
4535 dtags enabled, emit DT_RUNPATH. Also, emit a
4536 DT_FLAGS_1 containing any specified -z flags.
4538 2008-04-16 Ian Lance Taylor <iant@google.com>
4540 * copy-relocs.cc: New file.
4541 * copy-relocs.h: New file.
4542 * reloc.cc: Remove Copy_relocs code.
4543 * reloc.h: Likewise.
4544 * reloc-types.h (struct Reloc_types) [both versions]: Add
4545 get_reloc_addend_noerror.
4546 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4547 variants of add_global which take an addend which must be zero.
4548 * i386.cc: Include "copy-relocs.h".
4549 (class Target_i386): Change type of copy_relocs_ to variable,
4551 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4553 (Target_i386::do_finalize_sections): Change handling of
4555 * sparc.cc: Include "copy-relocs.h".
4556 (class Target_sparc): Change type of copy_relocs_ to variable,
4558 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4560 (Target_sparc::do_finalize_sections): Change handling of
4562 * x86_64.cc: Include "copy-relocs.h".
4563 (class Target_x86_64): Change type of copy_relocs_ to variable,
4565 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4566 class. Change all callers.
4567 (Target_x86_64::do_finalize_sections): Change handling of
4569 * Makefile.am (CCFILES): Add copy-relocs.cc.
4570 (HFILES): Add copy-relocs.h.
4572 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4574 * testsuite/script_test_4.sh: Permit leading zeroes.
4576 2008-04-15 Ian Lance Taylor <iant@google.com>
4578 * script-sections.cc (Script_sections::create_segments): Use
4579 header_size_adjustment even when there is enough room for the
4581 * testsuite/script_test_4.sh: New file.
4582 * testsuite/script_test_4.t: New file.
4583 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4584 (check_DATA): Add script_test_4.stdout.
4585 (MOSTLYCLEANFILES): Likewise.
4586 (script_test_4): New target.
4587 (script_test_4.stdout): New target.
4588 * testsuite/Makefile.in: Rebuild.
4590 * sparc.cc: Add definitions for Output_data_plt_sparc class
4593 2008-04-14 David S. Miller <davem@davemloft.net>
4595 * sparc.cc: New file.
4596 * Makefile.am (TARGETSOURCES): Add sparc.cc
4597 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4598 * configure.tgt: Document targ_extra_size and
4599 targ_extra_big_endian. Add entries for sparc-* and
4601 * configure.ac: Handle targ_extra_size and
4602 targ_extra_big_endian.
4603 * Makefile.in: Rebuild.
4604 * configure: Likewise.
4605 * po/POTFILES.in: Likewise.
4606 * po/gold.pot: Likewise.
4608 2008-04-14 Ian Lance Taylor <iant@google.com>
4610 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4611 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4612 in the name/type/flags to section mapping. Don't call
4613 allocate_output_section.
4614 (Layout::choose_output_section): Change parameter from adjust_name
4615 to is_input_section. Don't permit input sections after sections
4616 are attached to segments. Don't call allocate_output_section.
4617 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4618 not write_enable_output_section.
4619 (Layout::make_output_section): Don't push to
4620 unattached_section_list_ nor call attach_to_segment. Call
4621 attach_section_to_segment if sections are attached.
4622 (Layout::attach_sections_to_segments): New function.
4623 (Layout::attach_section_to_segment): New function.
4624 (Layout::attach_allocated_section_to_segment): Rename from
4625 attach_to_segment. Remove flags parameter.
4626 (Layout::allocate_output_section): Remove function.
4627 (Layout::write_enable_output_section): Remove function.
4628 * layout.h (class Layout): Update for above changes. Add new
4629 field sections_are_attached_.
4630 * output.h (Output_section::update_flags_for_input_section): New
4632 * output.cc (Output_section::add_input_section): Call
4633 update_flags_for_input_section.
4634 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4636 2008-04-11 Cary Coutant <ccoutant@google.com>
4638 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4639 thought unnecessary.
4640 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4642 2008-04-11 Ian Lance Taylor <iant@google.com>
4644 * output.h (class Output_section_data): Remove inline definition
4646 * output.cc (Output_section_data::set_addralign): New function.
4648 2008-04-11 Cary Coutant <ccoutant@google.com>
4650 Add support for TLS descriptors for i386 and x86_64.
4651 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4652 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4653 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4655 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4656 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4657 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4659 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4660 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4661 Fix problem with initial-exec relocations.
4662 (Target_i386::Relocate::relocate_tls): Likewise.
4663 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4665 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4666 support for section-plus-offset dynamic table entries.
4667 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4668 (Output_data_dynamic::Dynamic_entry): Add support for
4669 section-plus-offset dynamic table entries.
4670 (Output_data_dynamic::Classification): Likewise.
4671 (Output_data_dynamic::classification_): Renamed offset_.
4672 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4673 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4674 (Target_x86_64::make_plt_section): New function.
4675 (Target_x86_64::reserve_tlsdesc_entries): New function.
4676 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4677 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4678 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4679 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4680 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4681 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4682 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4683 add extra PLT entry for TLS descriptors.
4684 (Output_data_plt_x86_64::got_): New field.
4685 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4686 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4688 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4690 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4691 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4692 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4693 R_386_TLS_DESC_CALL relocations.
4694 (Target_x86_64::Scan::global): Likewise.
4695 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4696 for TLS descriptors.
4697 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4698 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4699 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4700 GD-to-IE relaxation.
4701 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4702 and TLS_DESCRIPTORS.
4703 * Makefile.in: Rebuild.
4704 * configure: Rebuild.
4705 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4706 (tls_test_shared2.so): New target.
4707 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4708 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4709 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4710 (tls_shared_gd_to_ie_test_LDADD): New variable.
4711 (tls_shared_gnu2_gd_to_ie_test): New target.
4712 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4714 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4715 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4716 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4717 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4718 (tls_shared_gnu2_test): New target.
4719 (tls_test_gnu2_shared.so): New target.
4720 (tls_shared_gnu2_test_SOURCES): New variable.
4721 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4722 (tls_shared_gnu2_test_LDFLAGS): New variable.
4723 (tls_shared_gnu2_test_LDADD): New variable.
4724 * testsuite/Makefile.in: Rebuild.
4725 * testsuite/Makefile.
4727 2008-04-11 Ian Lance Taylor <iant@google.com>
4729 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4731 * testsuite/Makefile.in: Rebuild.
4733 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4735 * testsuite/script_test_2.cc (main): Adjust test.
4737 2008-04-11 David S. Miller <davem@davemloft.net>
4738 Ian Lance Taylor <iant@google.com>
4740 * options.h (General_options): Add entries for '-Y' and
4742 * options.cc (General_options:finalize): If -Y was used, add those
4743 entries to the library path instead of the default "/lib" and
4746 2008-04-11 David S. Miller <davem@davemloft.net>
4748 * testsuite/justsyms.t: Start at 0x100.
4749 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4750 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4752 * testsuite/script_test_2.cc: Adjust string and section length
4755 2008-04-09 Ian Lance Taylor <iant@google.com>
4758 * script-sections.cc (Sections_element::allocate_to_segment): Add
4760 (Output_section_definition::allocate_to_segment): Likewise.
4761 (Orphan_output_section::allocate_to_segment): Likewise.
4762 (Script_sections::attach_sections_using_phdrs_clause): Don't
4763 propagate non-PT_LOAD segments to orphan sections.
4764 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4765 readelf rather than objdump.
4766 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4767 .interp section and PT_INTERP segment are the same size.
4768 * testsuite/Makefile.in: Rebuild.
4770 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4771 aliases for symbols defined in the same object.
4772 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4773 (weak_alias_test_SOURCES): New variable.
4774 (weak_alias_test_DEPENDENCIES): New variable.
4775 (weak_alias_test_LDFLAGS): New variable.
4776 (weak_alias_test_LDADD): New variable.
4777 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4778 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4779 (weak_alias_test_3.o): New target.
4780 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4781 * testsuite/weak_alias_test_main.cc: New file.
4782 * testsuite/weak_alias_test_1.cc: New file.
4783 * testsuite/weak_alias_test_2.cc: New file.
4784 * testsuite/weak_alias_test_3.cc: New file.
4786 2008-04-08 Ian Lance Taylor <iant@google.com>
4788 * options.h (class General_options): Add --noinhibit-exec option.
4789 * main.cc (main): Check --noinhibit-exec.
4791 * options.h (class General_options): Define --wrap as a special
4792 option. Add wrap_symbols_ field.
4793 (General_options::any_wrap_symbols): New function.
4794 (General_options::is_wrap_symbol): New function.
4795 * options.cc (General_options::parse_wrap): New function.
4796 (General_options::General_options): Initialize wrap_symbols_.
4797 * symtab.cc (Symbol_table::wrap_symbol): New function.
4798 (Symbol_table::add_from_object): Handle --wrap.
4799 * symtab.h (class Symbol_table): Declare wrap_symbol.
4800 * target.h (Target::wrap_char): New function.
4801 (Target::Target_info): Add wrap_char field.
4802 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4803 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4804 * testsuite/testfile.cc (Target_test::test_target_info):
4807 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4810 * layout.h (class Layout): Add added_eh_frame_data_ field.
4811 * layout.cc (Layout::Layout): Initialize new field.
4812 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4813 output section until we find a section we merged successfully.
4814 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4815 that the size be non-zero.
4817 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4820 2008-04-08 Craig Silverstein <csilvers@google.com>
4822 * configure.ac: Export new conditional variable HAVE_ZLIB.
4823 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4825 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4826 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4828 2008-04-07 Ian Lance Taylor <iant@google.com>
4830 * version.cc (version_string): Set to "1.5".
4832 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4833 Add issued_non_pic_error_ field. Declare check_non_pic.
4834 (Target_x86_64::Scan::check_non_pic): New function.
4835 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4836 (Target_x86_64::Scan::global): Likewise.
4838 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4839 addend parameter. Change caller. Handle merge sections.
4840 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4841 Address to Addend. Don't add in the result of
4842 local_section_offset, pass down the addend and use the returned
4844 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4845 Update declarations of local_section_offset and symbol_value.
4846 * testsuite/two_file_test_1.cc (t18): New function.
4847 * testsuite/two_file_test_2.cc (f18): New function.
4848 * testsuite/two_file_test_main.cc (main): Call t18.
4849 * testsuite/two_file_test.h (t18, f18): Declare.
4851 * configure.ac: Don't test for objdump, c++filt, or readelf.
4852 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4854 (TEST_READELF): New variable.
4855 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4856 (check_PROGRAMS): Add two_file_strip_test.
4857 (two_file_strip_test): New target.
4858 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4859 (two_file_same_shared_strip_test_SOURCES): New variable.
4860 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4861 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4862 (two_file_same_shared_strip_test_LDADD): New variable.
4863 (two_file_shared_strip.so): New target.
4864 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4865 (ver_test_5.syms, ver_test_7.syms): Likewise.
4866 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4867 (strip_test_3.stdout): Use TEST_OBJDUMP.
4868 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4870 2008-04-04 Cary Coutant <ccoutant@google.com>
4872 * symtab.h (Symbol::is_weak_undefined): New function.
4873 (Symbol::is_strong_undefined): New function.
4874 (Symbol::is_absolute): New function.
4875 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4876 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4878 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4879 (weak_undef_test): New target.
4880 * testsuite/Makefile.in: Rebuild.
4881 * testsuite/weak_undef_file1.cc: New file.
4882 * testsuite/weak_undef_file2.cc: New file.
4883 * testsuite/weak_undef_test.cc: New file.
4885 2008-04-03 Craig Silverstein <csilvers@google.com>
4887 * compressed_output.h (class Output_compressed_section): Use
4889 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4891 (zlib_compressed_suffix): Removed.
4892 (Output_compressed_section::set_final_data_size): Use unsigned
4894 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4895 Fix linker invocation.
4896 (flagstest_o_specialfile_and_compress_debug_sections):
4898 * testsuite/Makefile.in: Regenerated.
4900 2008-04-02 David S. Miller <davem@davemloft.net>
4902 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4903 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4905 2008-04-02 Craig Silverstein <csilvers@google.com>
4909 2008-04-02 Ian Lance Taylor <iant@google.com>
4911 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4912 parameters. Update for new key type to views_. Change all
4914 (File_read::read): Adjust for byteshift in returned view.
4915 (File_read::add_view): New function, broken out of
4917 (File_read::make_view): New function, broken out of
4919 (File_read::find_or_make_view): Add offset and aligned
4920 parameters. Rewrite accordingly. Change all callers.
4921 (File_read::get_view): Add offset and aligned parameters. Adjust
4922 for byteshift in return value.
4923 (File_read::get_lasting_view): Likewise.
4924 * fileread.h (class File_read): Update declarations.
4925 (class File_read::View): Add byteshift_ field. Add byteshift to
4926 constructor. Add byteshift method.
4927 * archive.h (Archive::clear_uncached_views): New function.
4928 (Archive::get_view): Add aligned parameter. Change all callers.
4929 * object.h (Object::get_view): Add aligned parameter. Change all
4931 (Object::get_lasting_view): Likewise.
4933 * fileread.cc (File_read::release): Don't call clear_views if
4934 there are multiple objects.
4935 * fileread.h (File_read::clear_uncached_views): New function.
4936 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4939 2008-03-31 Cary Coutant <ccoutant@google.com>
4941 Add thin archive support.
4942 * archive.cc (Archive::armagt): New const.
4943 (Archive::setup): Remove task parameter and calls to unlock.
4944 (Archive::unlock_nested_archives): New function.
4945 (Archive::read_header): Add nested_off parameter. Change
4947 (Archive::interpret_header): Likewise.
4948 (Archive::include_all_members): Change to handle thin
4950 (Archive::include_member): Likewise.
4951 * archive.h (Archive::Archive): Add new parameters and
4953 (Archive::armagt): New const.
4954 (Archive::setup): Remove task parameter.
4955 (Archive::unlock_nested_archives): New function.
4956 (Archive::read_header): Add nested_off parameter.
4957 (Archive::interpret_header): Likewise.
4958 (Archive::Nested_archive_table): New typedef.
4959 (Archive::is_thin_archive_): New field.
4960 (Archive::nested_archives_): New field.
4961 (Archive::options_): New field.
4962 (Archive::dirpath_): New field.
4963 (Archive::task_): New field.
4964 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4965 for thin archives. Pass additional parameters to
4966 Archive::Archive. Unlock the archive file after calling
4969 2008-03-29 Ian Lance Taylor <iant@google.com>
4971 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4972 version symbol to be local.
4973 * testsuite/ver_test_4.sh: New file.
4974 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4975 (check_DATA): Add ver_test_4.syms.
4976 (ver_test_4.syms): New target.
4977 * testsuite/Makefile.in: Rebuild.
4980 (Output_section::Input_section_sort_entry::has_priority): New
4982 (Output_section::Input_section_sort_entry::match_file_name): New
4984 (Output_section::Input_section_sort_entry::match_section_name):
4986 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4988 (Output_section::Input_section_sort_entry::match_section_file):
4990 (Output_section::Input_section_sort_compare::operator()): Rewrite
4991 using new Input_section_sort_entry functions. Sort crtbegin and
4992 crtend first. Sort sections with no priority before sections with
4994 * testsuite/initpri1.c (d3): Check j != 4.
4995 (cd5): New constructor/destructor function.
4996 (main): Check j != 2.
4998 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4999 new symbol when resolving, don't call set_is_default.
5000 * testsuite/ver_test_7.cc: New file.
5001 * testsuite/ver_test_7.sh: New file.
5002 * testsuite/Makefile.am (ver_test_7.so): New target.
5003 (ver_test_7.o): New target.
5004 (check_SCRIPTS): Add ver_test_7.sh.
5005 (check_DATA): Add ver_test_7.syms.
5006 (ver_test_7.syms): New target.
5008 2008-03-28 Ian Lance Taylor <iant@google.com>
5010 * layout.cc (Layout::layout): If we see an input section with a
5011 name that needs sorting, set the must_sort flag for the output
5013 (Layout::make_output_section): If the name of the output section
5014 indicates that it might require sorting, set the may_sort flag.
5015 * output.h (Output_section::may_sort_attached_input_sections): New
5017 (Output_section::set_may_sort_attached_input_sections): New
5019 (Output_section::must_sort_attached_input_sections): New
5021 (Output_section::set_must_sort_attached_input_sections): New
5023 (class Output_section): Declare Input_section_sort_entry. Define
5024 Input_section_sort_compare. Declare
5025 sort_attached_input_sections. Add new fields:
5026 may_sort_attached_input_sections_,
5027 must_sort_attached_input_sections_,
5028 attached_input_sections_are_sorted_.
5029 * output.cc (Output_section::Output_section): Initialize new
5031 (Output_section::add_input_section): Add an entry to
5032 input_sections_ if may_sort or must_sort are true.
5033 (Output_section::set_final_data_size): Call
5034 sort_attached_input_sections if necessary.
5035 (Output_section::Input_section_sort_entry): Define new class.
5036 (Output_section::Input_section_sort_compare::operator()): New
5038 (Output_section::sort_attached_input_sections): New function.
5039 * configure.ac: Check whether the compiler supports constructor
5040 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5041 * testsuite/initpri1.c: New file.
5042 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5043 CONSTRUCTOR_PRIORITY.
5044 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5045 (initpri1_LDFLAGS): New variable.
5046 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5048 2008-03-27 Ian Lance Taylor <iant@google.com>
5050 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5051 * testsuite/common_test_1.c: New file.
5052 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5053 (common_test_1_SOURCES): New variable.
5054 (common_test_1_DEPENDENCIES): New variable.
5055 (common_test_1_LDFLAGS): New variable.
5057 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5058 and commons_ correctly when NAME/VERSION does not override
5060 * testsuite/ver_test_6.c: New file.
5061 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5062 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5063 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5065 2008-03-26 Ian Lance Taylor <iant@google.com>
5067 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5068 of an undefined symbol from a version script.
5069 * testsuite/Makefile.am (ver_test_5.so): New target.
5070 (ver_test_5.o): New target.
5071 (check_SCRIPTS): Add ver_test_5.sh.
5072 (check_DATA): Add ver_test_5.syms.
5073 (ver_test_5.syms): New target.
5074 * testsuite/ver_test_5.cc: New file.
5075 * testsuite/ver_test_5.script: New file.
5076 * testsuite/ver_test_5.sh: New file.
5077 * Makefile.in, testsuite/Makefile.in: Rebuild.
5080 Fix problems building gold with gcc 4.3.0.
5081 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5082 (gold_error_at_location, gold_warning_at_location): Use it.
5083 * configure.ac: Check whether we can compile and use a template
5084 function with a printf attribute.
5085 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5086 when jumping over bytes.
5087 * object.cc: Instantiate Object::read_section_data.
5088 * debug.h: Include <cstring>
5089 * dwarf_reader.cc: Include <algorithm>
5090 * main.cc: Include <cstring>.
5091 * options.cc: Include <cstring>.
5092 * output.cc: Include <cstring>.
5093 * script.cc: Include <cstring>.
5094 * script.h: Include <string>.
5095 * symtab.cc: Include <cstring> and <algorithm>.
5096 * target-select.cc: Include <cstring>.
5097 * version.cc: Include <string>.
5098 * testsuite/testmain.cc: Include <cstdlib>.
5099 * configure, config.in: Rebuild.
5101 2008-03-25 Ian Lance Taylor <iant@google.com>
5103 * options.cc: Include "../bfd/bfdver.h".
5104 (options::help): Print bug reporting address.
5106 * version.cc (print_version): Adjust output for current value of
5111 * options.cc (options::help): Print list of supported targets.
5112 * target-select.h: Include <vector>.
5113 (class Target_selector): Make machine_, size_, and is_big_endian_
5114 fields const. Add bfd_name_ and instantiated_target_ fields.
5115 (Target_selector::Target_selector): Add bfd_name parameter.
5116 (Target_selector::recognize): Make non-virtual, call
5118 (Target_selector::recognize_by_name): Make non-virtual, call
5119 do_recognize_by_name.
5120 (Target_selector::supported_names): New function.
5121 (Target_selector::bfd_name): New function.
5122 (Target_selector::do_instantiate_target): New pure virtual
5124 (Target_selector::do_recognize): New virtual function.
5125 (Target_selector::do_recognize_by_name): New virtual function.
5126 (Target_selector::instantiate_target): New private function.
5127 (supported_target_names): Declare.
5128 * target-select.cc (Target_selector::Target_selector): Update for
5129 new parameter and fields.
5130 (select_target_by_name): Check that the name matches before
5131 calling recognize_by_name.
5132 (supported_target_names): New function.
5133 * i386.cc (class Target_selector_i386): Update Target_selector
5134 constructor call. Remove recognize and recognize_by_name. Add
5135 do_instantiate_target.
5136 * x86_64.cc (class Target_selector_x86_64): Likewise.
5137 * testsuite/testfile.cc (class Target_selector_test): Update for
5138 changes to Target_selector.
5140 * README: Rewrite, with some notes on unsupported features.
5142 2008-03-24 Cary Coutant <ccoutant@google.com>
5144 * i386.cc (Target_i386::Got_type): New enum declaration.
5145 (Target_i386::Scan::local): Updated callers of Output_data_got
5147 (Target_i386::Scan::global): Likewise.
5148 (Target_i386::Relocate::relocate): Likewise.
5149 (Target_i386::Relocate::relocate_tls): Likewise.
5150 * object.h (Got_offset_list): New class.
5151 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5152 (Sized_relobj::local_got_offset): Likewise.
5153 (Sized_relobj::set_local_got_offset): Likewise.
5154 (Sized_relobj::local_has_tls_got_offset): Removed.
5155 (Sized_relobj::local_tls_got_offset): Removed.
5156 (Sized_relobj::set_local_tls_got_offset): Removed.
5157 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5158 * output.cc (Output_data_got::add_global): Added got_type parameter.
5159 (Output_data_got::add_global_with_rel): Likewise.
5160 (Output_data_got::add_global_with_rela): Likewise.
5161 (Output_data_got::add_global_pair_with_rel): New function.
5162 (Output_data_got::add_global_pair_with_rela): New function.
5163 (Output_data_got::add_local): Added got_type parameter.
5164 (Output_data_got::add_local_with_rel): Likewise.
5165 (Output_data_got::add_local_with_rela): Likewise.
5166 (Output_data_got::add_local_pair_with_rel): New function.
5167 (Output_data_got::add_local_pair_with_rela): New function.
5168 (Output_data_got::add_global_tls): Removed.
5169 (Output_data_got::add_global_tls_with_rel): Removed.
5170 (Output_data_got::add_global_tls_with_rela): Removed.
5171 (Output_data_got::add_local_tls): Removed.
5172 (Output_data_got::add_local_tls_with_rel): Removed.
5173 (Output_data_got::add_local_tls_with_rela): Removed.
5174 * output.h (Output_data_got::add_global): Added got_type parameter.
5175 (Output_data_got::add_global_with_rel): Likewise.
5176 (Output_data_got::add_global_with_rela): Likewise.
5177 (Output_data_got::add_global_pair_with_rel): New function.
5178 (Output_data_got::add_global_pair_with_rela): New function.
5179 (Output_data_got::add_local): Added got_type parameter.
5180 (Output_data_got::add_local_with_rel): Likewise.
5181 (Output_data_got::add_local_with_rela): Likewise.
5182 (Output_data_got::add_local_pair_with_rel): New function.
5183 (Output_data_got::add_local_pair_with_rela): New function.
5184 (Output_data_got::add_global_tls): Removed.
5185 (Output_data_got::add_global_tls_with_rel): Removed.
5186 (Output_data_got::add_global_tls_with_rela): Removed.
5187 (Output_data_got::add_local_tls): Removed.
5188 (Output_data_got::add_local_tls_with_rel): Removed.
5189 (Output_data_got::add_local_tls_with_rela): Removed.
5190 * resolve.cc (Symbol::override_base_with_special): Removed
5191 reference to has_got_offset_ field.
5192 * symtab.cc (Symbol::init_fields): Replaced initialization
5193 of got_offset_ with got_offsets_. Removed initialization
5195 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5196 (Symbol::got_offset): Likewise.
5197 (Symbol::set_got_offset): Likewise.
5198 (Symbol::has_tls_got_offset): Removed.
5199 (Symbol::tls_got_offset): Removed.
5200 (Symbol::set_tls_got_offset): Removed.
5201 (Symbol::got_offset_): Removed.
5202 (Symbol::tls_mod_got_offset_): Removed.
5203 (Symbol::tls_pair_got_offset_): Removed.
5204 (Symbol::got_offsets_): New field.
5205 (Symbol::has_got_offset): Removed.
5206 (Symbol::has_tls_mod_got_offset): Removed.
5207 (Symbol::has_tls_pair_got_offset): Removed.
5208 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5209 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5211 (Target_x86_64::Scan::global): Likewise.
5212 (Target_x86_64::Relocate::relocate): Likewise.
5213 (Target_x86_64::Relocate::relocate_tls): Likewise.
5215 2008-03-25 Ben Elliston <bje@au.ibm.com>
5217 * yyscript.y: Fix spelling error in comment.
5219 2008-03-24 Ian Lance Taylor <iant@google.com>
5221 * options.h (class General_options): Define build_id option.
5222 * layout.h (class Layout): Declare write_build_id, create_note,
5223 create_build_id. Add build_id_note_ member.
5224 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5225 "libiberty.h", "md5.h", "sha1.h".
5226 (Layout::Layout): Initialize eh_frame_data_,
5227 eh_frame_hdr_section_, and build_id_note_.
5228 (Layout::finalize): Call create_build_id.
5229 (Layout::create_note): New function, broken out of
5230 Layout::create_gold_note.
5231 (Layout::create_gold_note): Call create_note.
5232 (Layout::create_build_id): New function.
5233 (Layout::write_build_id): New function.
5234 (Close_task_runner::run): Call write_build_id.
5236 * x86_64.cc: Correct license to GPLv3.
5238 2008-03-23 Ian Lance Taylor <iant@google.com>
5240 * options.cc: Include "demangle.h".
5241 (parse_optional_string): New function.
5242 (parse_long_option): Handle takes_optional_argument.
5243 (parse_short_option): Update dash_z initializer. Handle
5244 takes_optional_argument.
5245 (General_options::General_options): Initialize do_demangle_.
5246 (General_options::finalize): Set do_demangle_. Handle demangling
5248 * options.h (parse_optional_string): Declare.
5249 (struct One_option): Add optional_arg field. Update constructor.
5250 Update call constructor calls. Add takes_optional_argument
5252 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5253 (DEFINE_optional_string): Define.
5254 (General_options::demangle): Change from DEFINE_bool to
5255 DEFINE_optional_string.
5256 (General_options::no_demangle): New function.
5257 (General_options::do_demangle): New function.
5258 (General_options::set_do_demangle): New function.
5259 (General_options::execstack_status_): Move definition to end of
5261 (General_options::static_): Likewise.
5262 (General_options::do_demangle_): New field.
5263 * object.cc (big_endian>::get_symbol_location_info): Call
5264 Options::do_demangle, not Options::demangle.
5265 * symtab.cc (demangle): Likewise.
5267 2008-03-22 Ian Lance Taylor <iant@google.com>
5269 * gold.h: Include <cstddef> and <sys/types.h>
5270 * options.h: Include <cstring>.
5272 2008-03-21 Ian Lance Taylor <iant@google.com>
5274 * Added source code to GNU binutils.