1 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3 * incremental-dump.cc (main): Fix typos.
5 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8 * incremental-dump.cc (main): Use llu to print 64 bit values.
10 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
11 H.J. Lu <hongjiu.lu@intel.com>
13 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
15 (incremental_dump_LDADD): Likewise.
16 * Makefile.in: Regenerated.
18 2009-11-25 Doug Kwan <dougkwan@google.com>
22 2009-11-25 Doug Kwan <dougkwan@google.com>
24 * arm.cc (Target_arm::Target_arm): Move method definition
25 outside of class definition. Add code to handle
26 --target1-rel, --target1-abs and --target2= options.
27 (Target_arm::get_reloc_reloc_type): Change method to be
29 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
30 New data member declaration.
31 (Target_arm::Scan::local, Target_arm::Scan::global,
32 Target_arm::Relocate::relocate,
33 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
34 Adjust call to Target_arm::get_real_reloc_type.
35 (Target_arm::get_real_reloc_type): Use command line options
36 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
37 * options.h (--target1-rel, --target1-abs, --target2): New
40 2009-11-25 Doug Kwan <dougkwan@google.com>
42 * arm.cc (Target_arm::Target_arm): Move method definition outside of
43 class definition. Add code to handle --target1-rel, --target1-abs
44 and --target2= options.
45 (Target_arm::get_reloc_reloc_type): Change method to be non-static
47 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
49 (Target_arm::Scan::local, Target_arm::Scan::global,
50 Target_arm::Relocate::relocate,
51 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
52 call to Target_arm::get_real_reloc_type.
53 (Target_arm::get_real_reloc_type): Use command line options to
54 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
55 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
58 2009-11-25 Doug Kwan <dougkwan@google.com>
60 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
61 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
62 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
64 (Arm_relocate_functions::thm_call): Replace body with a call to
65 Arm_relocate_functions::thumb_branch_common.
66 (Arm_relocate_functions::thm_jump24,
67 Arm_relocate_functions::thm_xpc22): New method definitions.
68 (Arm_relocate_functions::thumb_branch_common): New method definition.
69 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
71 (Target_arm::Relocate::relocate): Adjust call to thm_call.
72 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
74 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
76 * Makefile.am: Build incremental-dump
77 * Makefile.in: Regenerate.
78 * incremental-dump.cc: New.
79 * incremental.cc (Incremental_inputs_header_data,
80 Incremental_inputs_entry_data): Move to incremental.h
81 * incremental.h: (Incremental_inputs_header_data,
82 Incremental_inputs_entry_data): Move from incremental.cc
84 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
86 * incremental.cc (Incremental_inputs_header,
87 Incremental_inputs_header_write, Incremental_inputs_entry,
88 Incremental_inputs_entry_write): Add a typedef with the data type.
90 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
92 * incremental.cc (Incremental_inputs_header,
93 Incremental_inputs_header_write, Incremental_inputs_entry,
94 Incremental_inputs_entry_write): Update comment about which
95 type has the filed descriptions.
97 2009-11-15 Doug Kwan <dougkwan@google.com>
99 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
100 (Arm_relocate_functions::arm_branch_common): Change method defintion
101 in class definition to a method declaration and update list of formal
103 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
104 Arm_relocation_functions::jump24): Adjust call to
105 Arm_relocate_functions::arm_branch_common. Update list of formal
107 (Arm_relocate_functions::xpc25): New method definition.
108 (Arm_relocate_functions::arm_branch_common): Move method defintion
109 out from class definition. Use stubs for mode-switching and extending
111 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
112 specially. Change code to enable use of stubs in ARM branches.
114 2009-11-10 Doug Kwan <dougkwan@google.com>
116 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
117 in method declaration.
118 (Target_arm::relocate_stub): New method declaration.
119 (Target_arm::default_target): Change to return a pointer instead of
121 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
122 Target_arm::default_target.
123 (Arm_Relobj::do_relocate_sections): Remove options paramater in
125 (Target_arm::relocate_section): Adjust view.
126 (Target_arm::relocate_stub): New method definition.
128 2009-11-10 Doug Kwan <dougkwan@google.com>
130 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
132 * incremental.cc (open_incremental_binary): Initialized local
133 variables to avoid warnings.
134 * object.cc (make_elf_object): Ditto.
135 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
138 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
141 * testsuite/plugin_test.c: Include "config.h".
143 2009-11-09 Doug Kwan <dougkwan@google.com>
145 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
146 (arm_symbol_value): Remove.
147 (Arm_relocate_functions::arm_branch_common,
148 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
149 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
150 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
151 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
152 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
153 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
154 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
155 Arm_relocate_functions::thm_mobw_abs_nc,
156 Arm_relocate_functions::thm_mov_abs,
157 Arm_relocate_functions::movw_prel_nc,
158 Arm_relocate_functions::thm_movt_abs,
159 Arm_relocate_functions::movt_prel,
160 Arm_relocate_functions::thm_movw_prel_nc,
161 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
162 (Target_arm::Relocate::relocate): Only decompose address into two
163 parts if relocation type uses the thumb-bit and pass the actual
164 bit instead of a flag indicating that the thumb-bit is used. Adjust
165 calls to methods in Arm_relocate_functions for this change.
167 2009-11-08 Ian Lance Taylor <ian@airs.com>
170 * reloc.cc: Instantiate
171 Sized_relobj::initialize_input_to_output_maps and
172 Sized_relobj:free_input_to_output_maps.
174 2009-11-06 Ian Lance Taylor <iant@google.com>
177 * defstd.cc (in_segment): Set only_if_ref true for "end".
179 2009-11-06 Doug Kwan <dougkwan@google.com>
181 * arm.cc (class Reloc_stub): Correct a comment.
182 (Target_arm::Target_arm): Initialize arm_input_section_map_.
183 (Target_arm::scan_section_for_stubs): New method declaration.
184 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
185 Change methods from private to protected.
186 (Target_arm::do_may_relax): New method definition.
187 (Target_arm::do_relax, Target_arm::group_sections,
188 Target_arm::scan_reloc_for_stub,
189 Target_arm::scan_reloc_section_for_stubs): New method declarations.
190 (Target_arm::arm_input_section_map_): New data member declaration.
191 (Target_arm::scan_reloc_for_stub,
192 Target_arm::scan_reloc_section_for_stubs,
193 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
194 Target_arm::do_relax): New method definitions.
196 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
198 * configure.ac: Check for (struct stat)::st_mtim
199 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
200 * config.in: Regenerate.
201 * configure: Regenerate.
203 2009-11-05 Ian Lance Taylor <iant@google.com>
206 * output.cc (Output_segment::add_output_section): Add missing
209 2009-11-04 Ian Lance Taylor <iant@google.com>
212 * object.h (class Object): Add is_needed and set_is_needed
213 methods. Add is_needed_ field. Make bool fields into bitfields.
214 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
215 defined in a dynamic object and referenced by a regular object,
216 set is_needed for the dynamic object.
217 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
218 if the file is marked with as_needed and it is not needed.
220 2009-11-04 Ian Lance Taylor <iant@google.com>
223 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
224 tags if data is discarded by linker script.
225 * i386.cc (Target_i386::do_finalize_sections): Likewise.
226 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
227 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
228 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
230 2009-11-04 Ian Lance Taylor <iant@google.com>
232 * layout.cc (Layout::get_output_section): Add is_interp and
233 is_dynamic_linker_section parameters. Change all callers.
234 (Layout::choose_output_section): Likewise.
235 (Layout::make_output_section): Likewise.
236 (Layout::add_output_section_data): Add is_dynamic_linker_section
237 parameter. Change all callers.
238 * layout.h (class Layout): Update declarations.
239 * output.h (class Output_section): Add is_interp, set_is_interp,
240 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
241 Add is_interp_, is_dynamic_linker_section_ fields. Change
242 generate_code_fills_at_write_ to a bitfield.
243 * output.cc (Output_section::Output_sections): Initialize new
245 (Output_segment::add_output_section): Add do_sort parameter.
248 2009-11-03 Ian Lance Taylor <iant@google.com>
251 * options.h (class General_options): Add --warn-common.
252 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
253 merging two common symbols.
254 (Symbol_table::should_override): Handle --warn-common when merging
255 a common symbol with a defined symbol. Use report_resolve_problem
256 for multiple definitions.
257 (Symbol_table::report_resolve_problem): New function.
258 * symtab.h (class Symbol_table): Declare report_resolve_problem.
260 2009-11-03 Doug Kwan <dougkwan@google.com>
262 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
264 (Target_arm::stub_factory): New method definition.
265 (Target_arm::new_arm_input_section,
266 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
267 Target_arm::reloc_uses_thumb_bit): New method declarations.
268 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
269 New type definitions.
270 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
272 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
273 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
274 New method definitions.
276 2009-11-03 Ian Lance Taylor <iant@google.com>
278 * options.h (class General_options): Add --warn_constructors.
280 2009-11-03 Ian Lance Taylor <iant@google.com>
283 * defstd.cc (in_section): Add entries for __rel_iplt_start,
284 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
286 2009-11-03 Ian Lance Taylor <iant@google.com>
289 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
290 --msgid-bugs-address.
291 (install-pdf): New target.
292 (install-data_yes): Look up one directory to find mkinstalldirs.
294 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
296 * po/Make-in (.po.gmo): Don't generate .gmo files in source
299 2009-10-30 Doug Kwan <dougkwan@google.com>
301 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
303 2009-10-30 Doug Kwan <dougkwan@google.com>
305 * arm.cc (Stub_addend_reader): New struct template definition
306 and partial specializations.
307 (Stub_addend_reader::operator()): New method definition for a
308 partially specialized template.
310 2009-10-30 Doug Kwan <dougkwan@google.com>
312 * arm.cc (Arm_relobj::processor_specific_flags): New method
314 (Arm_relobj::do_read_symbols): New method declaration.
315 (Arm_relobj::processor_specific_flags_): New data member declaration.
316 (Arm_dynobj): New class definition.
317 (Target_arm::do_finalize_sections): Add input_objects parameter.
318 (Target_arm::do_adjust_elf_header): New method declaration.
319 (Target_arm::are_eabi_versions_compatible,
320 (Target_arm::merge_processor_specific_flags): New method declaration.
321 (Target_arm::do_make_elf_object): New overloaded method definitions
323 (Arm_relobj::do_read_symbols): New method definition.
324 (Arm_dynobj::do_read_symbols): Ditto.
325 (Target_arm::do_finalize_sections): Add input_objects parameters.
326 Merge processor-specific flags from all input objects.
327 (Target_arm::are_eabi_versions_compatible,
328 Target_arm::merge_processor_specific_flags,
329 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
330 New method definitions.
331 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
332 Input_objects pointer type parameter.
333 * layout.cc (Layout::finalize): Pass input objects to target's.
334 finalize_sections function.
335 * output.cc (Output_file_header::do_sized_write): Set ELF file
336 header's processor-specific flags.
337 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
338 Input_objects pointer type parameter.
339 * sparc.cc (Target_sparc::do_finalize_sections): Same.
340 * target.h (Input_objects): New forward class declaration.
341 (Target::processor_specific_flags,
342 Target::are_processor_specific_flags_sect): New method definitions.
343 (Target::finalize_sections): Add input_objects parameter.
344 (Target::Target): Initialize processor_specific_flags_ and
345 are_processor_specific_flags_set_.
346 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
348 (Target::set_processor_specific_flags): New method definition.
349 (Target::processor_specific_flags_,
350 Target::are_processor_specific_flags_set_): New data member
352 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
353 Input_objects pointer type parameter.
355 2009-10-30 Doug Kwan <dougkwan@google.com>
357 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
359 2009-10-28 Ian Lance Taylor <iant@google.com>
361 * object.h (class Relobj): Drop options parameter from
362 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
363 do_scan_relocs, do_relocate. Change all callers.
364 (class Sized_relobj): Drop options parameters from
365 do_gc_process_relocs, do_scan_relocs, do_relocate,
366 do_relocate_sections, relocate_sections, emit_relocs_scan,
367 emit_relocs_scan_reltype. Change all callers.
368 (struct Relocate_info): Remove options field and all references to
370 * reloc.h (class Read_relocs): Remove options constructor
371 parameter and options_ field. Change all callers.
372 (class Gc_process_relocs, class Scan_relocs): Likewise.
373 (class Relocate_task): Likewise.
374 * target-reloc.h (scan_relocs): Remove options parameter. Change
376 (scan_relocatable_relocs): Likewise.
377 * target.h (class Sized_target): Remove options parameter from
378 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
380 * gc.h (gc_process_relocs): Remove options parameter. Change all
382 * arm.cc: Update functions to remove options parameters.
384 * powerpc.cc: Likewise.
385 * sparc.cc: Likewise.
386 * x86_64.cc: Likewise.
387 * testsuite/testfile.cc: Likewise.
389 2009-10-28 Doug Kwan <dougkwan@google.com>
391 * arm.cc (Arm_relobj): New class definition.
392 (Arm_relobj::scan_sections_for_stubs,
393 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
394 New method definitions.
396 2009-10-28 Cary Coutant <ccoutant@google.com>
398 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
399 (Plugin::cleanup_done_): New member.
400 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
401 (Plugin_manager::cleanup_done_): Remove.
402 (Plugin_manager::add_input_file): Edit error message.
403 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
404 (Plugin_manager::cleanup): Remove use of cleanup_done_.
406 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
408 * fileread.cc: (File_read::View::~View): Use the new
409 data_ownership_ filed.
410 (File_read::~File_read): Dispose the new whole_file_view_.
411 (File_read::open): Mmap the whole file if needed.
412 (File_read::open): Use whole_file_view_ instead of contents_.
413 (File_read::find_view): Use whole_file_view_ if applicable.
414 (File_read::do_read): Use whole_file_view_ instead of contents_.
415 (File_read::make_view): Use whole_file_view_ instead of contents_,
416 update File_read::View::View call.
417 (File_read::find_or_make_view): Update File_read::View::View
419 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
421 (File_read::View::Data_ownership): New enum.
422 (File_read::View::View): Replace bool mapped_ with Data_ownership
424 (File_read::View::mapped_): Remove (replaced by data_ownership_).
425 (File_read::View::data_ownership_): New field.
426 (File_read::contents_): Remove (replaced by whole_file_view_).
427 (File_read::whole_file_view_): New field.
428 * options.h (class General_options): Add --keep-files-mapped.
430 2009-10-27 Cary Coutant <ccoutant@google.com>
432 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
433 * testsuite/Makefile.am (plugin_test_5): New test case.
434 * testsuite/Makefile.in: Regenerate.
436 2009-10-25 Doug Kwan <dougkwan@google.com>
438 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
439 from private to protected to allow access by child class.
440 (Sized_relobj::do_relocate_sections): New method declaration.
441 (Sized_relobj::relocate_sections): Virtualize.
442 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
443 Sized_relobj::relocate_sections. Instantiate template explicitly
444 for different target sizes and endianity.
446 2009-10-24 Doug Kwan <dougkwan@google.com>
448 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
449 (Arm_input_section::as_arm_input_section): New method.
450 (Arm_output_section): New class definition.
451 (Arm_output_section::create_stub_group,
452 Arm_output_section::group_sections): New method definitions.
454 2009-10-22 Doug Kwan <dougkwan@google.com>
456 * arm.cc (Arm_input_section): New class definition.
457 (Arm_input_section::init, Arm_input_section:do_write,
458 Arm_input_section::set_final_data_size,
459 Arm_input_section::do_reset_address_and_file_offset): New method
462 2009-10-21 Doug Kwan <dougkwan@google.com>
464 * arm.cc (Stub_table, Arm_input_section): New forward class
466 (Stub_table): New class defintion.
467 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
468 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
469 New method definition.
471 2009-10-21 Doug Kwan <dougkwan@google.com>
473 * arm.cc: Update copyright comments.
474 (Target_arm): New forward class template declaration.
475 (Arm_address): New type.
476 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
477 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
478 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
480 (Insn_template): Same.
481 (DEF_STUBS): New macro.
482 (Stub_type): New enum type.
483 (Stub_template): New class definition.
486 (Stub_factory): Same.
487 (Target_arm::Target_arm): Initialize may_use_blx_ and
488 should_force_pic_veneer_.
489 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
490 Target_arm::should_force_pic_veneer,
491 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
492 Target_arm::using_thumb_only, Target_arm:;default_target): New
494 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
495 New data member declarations.
496 (Insn_template::size, Insn_template::alignment): New method defintions.
497 (Stub_template::Stub_template): New method definition.
498 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
499 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
500 (Stub_factory::Stub_factory): New method definition.
501 * gold.h (string_hash): New template.
502 * output.h (Input_section_specifier::hash_value): Use
504 (Input_section_specifier::string_hash): Remove.
505 * stringpool.cc (Stringpool_template::string_hash): Use
508 2009-10-20 Doug Kwan <dougkwan@google.com>
510 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
511 symbols of relaxed input sections.
512 * output.h (Output_section::find_relaxed_input_section): Make
515 2009-10-16 Doug Kwan <dougkwan@google.com>
517 * dynobj.cc (Versions::Versions): Initialize version_script_.
518 Only insert base version symbol definition for a shared object
519 if version script defines any version versions.
520 (Versions::define_base_version): New method definition.
521 (Versions::add_def): Check that base version is not needed.
522 (Versions::add_need): Define base version lazily.
523 * dynobj.h (Versions::define_base_version): New method declaration.
524 (Versions::needs_base_version_): New data member declaration.
525 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
526 (check_DATA): Add no_version_test.stdout.
527 (libno_version_test.so, no_version_test.o no_version_test.stdout):
529 * testsuite/Makefile.in: Regenerate.
530 * testsuite/no_version_test.c: New file.
531 * testsuite/no_version_test.sh: Ditto.
533 2009-10-16 Doug Kwan <dougkwan@google.com>
535 * expression.cc (class Segment_start_expression): New class definition.
536 (Segment_start_expression::value): New method definition.
537 (script_exp_function_segment_start): Return a new
538 Segment_start_expression.
539 * gold/script-c.h (script_saw_segment_start_expression): New function
541 * script-sections.cc (Script_sections::Script_sections): Initialize
542 SAW_SEGMENT_START_EXPRESSION_ to false.
543 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
544 and -Tbbs options to specify section addresses if given in
545 command line and no SEGMENT_START expression is seen in a script.
546 * script-sections.h (Script_sections::saw_segment_start_expression,
547 Script_sections::set_saw_segment_start_expression): New method
549 (Script_sections::saw_segment_start_expression_): New data member
551 * script.cc (script_saw_segment_start_expression): New function.
552 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
553 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
554 script_test_7.sh and script_test_8.sh.
555 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
556 script_test_8.stdout.
557 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
558 (script_test_6, script_test_6.stdout, script_test_7,
559 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
560 * Makefile.in: Regenerate.
561 * testsuite/script_test_6.sh: New file.
562 * testsuite/script_test_6.t: Same.
563 * testsuite/script_test_7.sh: Same.
564 * testsuite/script_test_7.t: Same.
565 * testsuite/script_test_8.sh: Same.
567 2009-10-16 Doug Kwan <dougkwan@google.com>
569 * output.cc (Output_segment::set_section_list_address): Cast
570 expressions to unsigned long long type to avoid format warnings.
572 2009-10-15 Ian Lance Taylor <iant@google.com>
574 * script.cc (Script_options::add_symbol_assignment): Always add a
575 dot assignment to script_sections_.
576 * script-sections.cc (Script_sections::add_dot_assignment):
577 Initialize if necessary.
579 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
580 program headers with no load segment if there is a linker script.
582 * layout.cc (Layout::set_segment_offsets): Align the file offset
583 to the segment aligment for -N or -n with no load segment.
584 * output.cc (Output_segment::add_output_section): Don't crash if
585 the first section is a TLS section.
586 (Output_segment::set_section_list_addresses): Print an error
587 message if the address moves backward in a linker script.
589 (Output_section_element_input::set_section_addresses): Don't
590 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
591 (Orphan_output_section::set_section_addresses): Likewise.
593 2009-10-15 Doug Kwan <dougkwan@google.com>
595 * layout.cc (Layout::finish_dynamic_section): Generate tags
596 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
597 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
598 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
600 2009-10-14 Ian Lance Taylor <iant@google.com>
602 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
604 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
605 data_shdr fields of relinfo.
606 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
607 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
608 R_386_TLS_LDO_32, adjust based on section flags.
609 (Target_i386::Relocate::fix_up_ldo): Remove.
611 2009-10-13 Ian Lance Taylor <iant@google.com>
613 Add support for -pie.
614 * options.h (class General_options): Add -pie and
616 (General_options::output_is_position_independent): Test -pie.
617 (General_options::output_is_executable): Return true if not shared
619 (General_options::output_is_pie): Remove.
620 * options.cc (General_options::finalize): Reject incompatible uses
622 * gold.cc (queue_middle_tasks): A -pie link is not static.
623 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
624 * symtab.cc (Symbol::final_value_is_known): Return false if
625 output_is_position_independent.
626 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
627 output_is_position_independent.
628 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
629 output_is_position_independent.
630 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
631 output_is_position_independent.
632 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
634 (basic_pie_test.o, basic_pie_test): New targets.
635 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
636 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
637 (two_file_pie_test): New target.
638 * testsuite/Makefile.in: Rebuild.
639 * README: Remove note saying that -pie is not supported.
641 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
643 * options.h (class General_options): Add -init and -fini.
644 * layout.cc (Layout::finish_dynamic_section): Emit
645 given init and fini functions.
647 2009-10-13 Sriraman Tallam <tmsriram@google.com>
649 * gc.h (gc_process_relocs): Check if icf is enabled using new
651 * gold.cc (queue_initial_tasks): Likewise.
652 (queue_middle_tasks): Likewise.
653 * object.cc (do_layout): Likewise.
654 * symtab.cc (is_section_folded): Likewise.
655 * main.cc (main): Likewise.
656 * reloc.cc (Read_relocs::run): Likewise.
657 (Sized_relobj::do_scan_relocs): Likewise.
658 * icf.cc (is_function_ctor_or_dtor): New function.
659 (Icf::find_identical_sections): Check if function is ctor or dtor when
661 * options.h (General_options::icf): Change option to be an enum.
662 (Icf_status): New enum.
663 (icf_enabled): New method.
664 (icf_safe_folding): New method.
665 (set_icf_status): New method.
666 (icf_status_): New variable.
667 * (options.cc) (General_options::finalize): Set icf_status_.
668 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
669 icf_test and icf_keep_unique_test to use the --icf enum flag.
670 * testsuite/icf_safe_test.sh: New file.
671 * testsuite/icf_safe_test.cc: New file.
673 2009-10-12 Sriraman Tallam <tmsriram@google.com>
675 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
676 includes to gc.h and icf.h.
677 * arm.cc: Include gc.h.
680 * powerpc.cc: Likewise.
681 * sparc.cc: Likewise.
682 * x86_64.cc: Likewise.
683 * gc.h: Include icf.h.
685 2009-10-11 Ian Lance Taylor <iant@google.com>
687 * plugin.cc: Include "gold.h" before other header files.
689 2009-10-10 Chris Demetriou <cgd@google.com>
691 * options.h (Input_file_argument::Input_file_type): New enum.
692 (Input_file_argument::is_lib_): Replace with...
693 (Input_file_argument::type_): New member.
694 (Input_file_argument::Input_file_argument): Take Input_file_type
695 'type' rather than boolean 'is_lib' as second argument.
696 (Input_file_argument::is_lib): Use type_.
697 (Input_file_argument::is_searched_file): New function.
698 (Input_file_argument::may_need_search): Handle is_searched_file.
699 * options.cc (General_options::parse_library): Support -l:filename.
700 (General_options::parse_just_symbols): Update for Input_file_argument
702 (Command_line::process): Likewise.
703 * archive.cc (Archive::get_file_and_offset): Likewise.
704 * plugin.cc (Plugin_manager::release_input_file): Likewise.
705 * script.cc (read_script_file, script_add_file): Likewise.
706 * fileread.cc (Input_file::Input_file): Likewise.
707 (Input_file::will_search_for): Handle is_searched_file.
708 (Input_file::open): Likewise.
709 * readsyms.cc (Read_symbols::get_name): Likewise.
710 * testsuite/Makefile.am (searched_file_test): New test.
711 * testsuite/Makefile.in: Regenerate.
712 * testsuite/searched_file_test.cc: New file.
713 * testsuite/searched_file_test_lib.cc: New file.
715 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
716 Ian Lance Taylor <iant@google.com>
718 * descriptor.cc: Include <cstdio> and "binary-io.h".
719 (Descriptors::open): Open the files in binary mode always.
720 * script.cc (Lex::get_token): Treat \r as whitespace.
722 2009-10-09 Ian Lance Taylor <iant@google.com>
724 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
726 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
727 Ian Lance Taylor <iant@google.com>
729 * configure.ac: Check for readv function also.
730 * fileread.cc (readv): Define if not HAVE_READV.
731 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
733 * config.in: Regenerate.
734 * configure: Regenerate.
736 2009-10-09 Doug Kwan <dougkwan@google.com>
738 * layout.cc (Layout::make_output_section): Call target hook to make
739 ordinary output section.
740 (Layout::finalize): Adjust parameter list of call the
742 * layout.h (class Layout::section_list): New method.
743 * merge.h (Output_merge_base::entsize): Change visibility to public.
744 (Output_merge_base::is_string, Output_merge_base::do_is_string):
746 (Output_merge_string::do_is_string): New method.
747 * object.cc (Sized_relobj::do_setup): renamed from
748 Sized_relobj::set_up.
749 * object.h (Sized_relobj::adjust_shndx,
750 Sized_relobj::initializ_input_to_output_maps,
751 Sized_relobj::free_input_to_output_maps): Change visibilities to
753 (Sized_relobj::setup): Virtualize.
754 (Sized_relobj::do_setup): New method declaration.
755 (Sized_relobj::invalidate_section_offset,
756 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
757 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
758 * options.cc (parse_int): New function.
759 * options.h (parse_int): New declaration.
760 (DEFINE_int): New macro.
761 (stub_group_size): New option.
762 * output.cc (Output_section::Output_section): Initialize memebers
763 merge_section_map_, merge_section_by_properties_map_,
764 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
765 (Output_section::add_input_section): Handled deferred code-fill
766 generation and remove an old comment.
767 (Output_section::add_relaxed_input_section): New method definition.
768 (Output_section::add_merge_input_section): Use merge section by
769 properties map to speed to search. Update merge section maps
771 (Output_section::build_relaxation_map): New method definition.
772 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
774 (Output_section::relax_input_section): Renamed to
775 Output_section::convert_input_sections_to_relaxed_sections and change
776 interface to take a vector of pointers to relaxed sections.
777 (Output_section::find_merge_section,
778 Output_section::find_relaxed_input_section): New method definitions.
779 (Output_section::is_input_address_mapped,
780 Output_section::output_offset, Output_section::output_address):
781 Use output section data maps to speed up searching.
782 (Output_section::find_starting_output_address): Add comments.
783 (Output_section::do_write,
784 Output_section::write_to_postprocessing_buffer): Do code-fill
785 generation as appropriate.
786 (Output_section::get_input_sections): Invalidate relaxed input section
788 (Output_section::restore_states): Adjust type of checkpoint .
789 Invalidate relaxed input section map.
790 * output.h (Output_merge_base): New class declaration.
791 (Input_section_specifier): New class defintion.
792 (class Output_relaxed_input_section) Change base class to
793 Output_section_data_build.
794 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
795 base class initializer.
796 (Output_section::add_relaxed_input_section): New method declaration.
797 (Output_section::Input_section): Change visibility to protected.
798 (Output_section::Input_section::relobj,
799 Output_section::Input_section::shndx): Handle relaxed input sections.
800 Output_section::input_sections) Change visibility to protected. Also
801 define overload to return a non-const pointer.
802 (Output_section::Merge_section_properties): New class defintion.
803 (Output_section::Merge_section_by_properties_map,
804 Output_section::Output_section_data_by_input_section_map,
805 Output_section::Relaxation_map): New types.
806 (Output_section::relax_input_section): Rename method to
807 Output_section::convert_input_sections_to_relaxed_sections and change
808 interface to take a vector of relaxed section pointers.
809 (Output_section::find_merge_section,
810 Output_section::find_relaxed_input_section,
811 Output_section::build_relaxation_map,
812 Output_section::convert_input_sections_in_list_to_relaxed_sections):
813 New method declarations.
814 (Output_section::merge_section_map_
815 Output_section::merge_section_by_properties_map_,
816 Output_section::relaxed_input_section_map_,
817 Output_section::is_relaxed_input_section_map_valid_,
818 Output_section::generate_code_fills_at_write_): New data members.
820 (Output_section_element_input::set_section_addresses): Call
821 current_data_size and addralign methods of relaxed input sections.
822 (Orphan_output_section::set_section_addresses): Call current_data_size
823 and addralign methods of relaxed input sections.
824 * symtab.cc (Symbol_table::compute_final_value): Extract template
825 from the body of Symbol_table::sized_finalize_symbol.
826 (Symbol_table::sized_finalized_symbol): Call
827 Symbol_table::compute_final_value.
828 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
829 (Symbol_table::compute_final_value): New templated method declaration.
830 * target.cc (Target::do_make_output_section): New method defintion.
831 * target.h (Target::make_output_section): New method declaration.
832 (Target::relax): Add more parameters for input objects, symbol table
833 and layout. Adjust call to do_relax.
834 (Target::do_make_output_section): New method declaration.
835 (Target::do_relax): Add parameters for input objects, symbol table
838 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
840 * pread.c: Include stdio.h.
842 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
844 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
847 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
849 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
850 Change read_shndx type to unsigned int.
851 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
853 (Sized_dwarf_line_info::read_line_mappings): Likewise.
854 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
855 Change read_shndx type to unsigned int.
856 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
858 (Sized_dwarf_line_info::read_line_mappings): Likewise.
859 * layout.cc (Layout::create_symtab_sections): Cast the result of
860 local_symcount * symsize to off_t in the gold_assert.
862 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
864 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
865 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
867 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
868 (Arm_relocate_functions::thm_abs5): New function.
869 (Arm_relocate_functions::abs12): New function.
870 (Arm_relocate_functions::abs16): New function.
871 (Arm_relocate_functions::base_abs): New function.
872 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
873 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
874 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
876 (Scan::global): Likewise.
877 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
878 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
879 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
880 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
883 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
885 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
886 (Arm_relocate_functions::movt_prel): New function.
887 (Arm_relocate_functions::thm_movw_prel_nc): New function.
888 (Arm_relocate_functions::thm_movt_prel): New function.
889 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
890 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
891 (Scan::global, Relocate::relocate): Likewise.
892 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
894 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
896 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
898 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
900 (class Incremental_inputs_header): New class.
901 (Incremental_inputs_header_writer): Edit comment.
902 (Incremental_inputs_entry): New class.
903 (Incremental_inputs_entry_writer): Edit comment.
904 (Sized_incremental_binary::do_find_incremental_inputs_section):
905 Add *strtab_shndx parameter, fill it.
906 (Sized_incremental_binary::do_check_inputs): New method.
907 (Incremental_checker::can_incrementally_link_output_file): Use
908 Sized_incremental_binary::check_inputs.
909 (Incremental_inputs::report_command_line): Save command line in
912 (Incremental_binary::find_incremental_inputs_section): New
914 (Incremental_binary::do_find_incremental_inputs_section): Add
915 strtab_shndx parameter.
916 (Incremental_binary::do_check_inputs): New pure virtual method.
917 (Sized_incremental_binary::do_check_inputs): Declare.
918 (Incremental_checker::Incremental_checker): Add incremental_inputs
919 parameter, use it to initialize incremental_inputs_.
920 (Incremental_checker::incremental_inputs_): New field.
921 (Incremental_checker::command_line): New method.
922 (Incremental_checker::inputs): New method.
923 (Incremental_checker::command_line_): New field.
925 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
927 * incremental.cc: Include <cstdarg> and "target-select.h".
928 (vexplain_no_incremental): New function.
929 (explain_no_incremental): New function.
930 (Incremental_binary::error): New method.
931 (Sized_incremental_binary::do_find_incremental_inputs_section): New
933 (make_sized_incremental_binary): New function.
934 (open_incremental_binary): New function.
935 (can_incrementally_link_file): Add checks if output is ELF and has
937 * incremental.h: Include "elfcpp_file.h" and "output.h".
938 (Incremental_binary): New class.
939 (Sized_incremental_binary): New class.
940 (open_incremental_binary): Declare.
941 * object.cc (is_elf_object): Use
942 elfcpp::Elf_recognizer::is_elf_file.
943 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
944 * output.h (Output_file::filesize): New method.
946 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
948 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
950 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
951 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
953 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
955 (Arm_relocate_functions::movw_abs_nc): New function.
956 (Arm_relocate_functions::movt_abs): New function.
957 (Arm_relocate_functions::thm_movw_abs_nc): New function.
958 (Arm_relocate_functions::thm_movt_abs): New function.
959 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
960 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
961 (Scan::global): Likewise.
962 (Relocate::relocate): Likewise.
963 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
965 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
967 * arm.cc (Arm_relocate_functions::got_prel) New function.
968 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
969 (Relocate::relocate): Likewise.
970 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
972 2009-10-06 Ian Lance Taylor <iant@google.com>
974 * options.h (class General_options): Define
975 split_stack_adjust_size parameter.
976 * object.h (class Object): Add uses_split_stack_ and
977 has_no_split_stack_ fields. Add uses_split_stack and
978 has_no_split_stack accessor functions. Declare
979 handle_split_stack_section.
980 (class Reloc_symbol_changes): Define.
981 (class Sized_relobj): Define Function_offsets. Declare
982 split_stack_adjust, split_stack_adjust_reltype, and
984 * object.cc (Object::handle_split_stack_section): New function.
985 (Sized_relobj::do_layout): Call handle_split_stack_section.
986 * dynobj.cc (Sized_dynobj::do_layout): Call
987 handle_split_stack_section.
988 * reloc.cc (Sized_relobj::relocate_sections): Call
989 split_stack_adjust for executable sections in split_stack
990 objects. Pass reloc_map to relocate_section.
991 (Sized_relobj::split_stack_adjust): New function.
992 (Sized_relobj::split_stack_adjust_reltype): New function.
993 (Sized_relobj::find_functions): New function.
994 * target-reloc.h: Include "object.h".
995 (relocate_section): Add reloc_symbol_changes parameter. Change
997 * target.h (class Target): Add calls_non_split method. Declare
998 do_calls_non_split virtual method. Declare match_view and
1000 * target.cc: Include "elfcpp.h".
1001 (Target::do_calls_non_split): New function.
1002 (Target::match_view): New function.
1003 (Target::set_view_to_nop): New function.
1004 * gold.cc (queue_middle_tasks): Give an error if mixing
1005 split-stack and non-split-stack objects with -r.
1006 * i386.cc (Target_i386::relocate_section): Add
1007 reloc_symbol_changes parameter.
1008 (Target_i386::do_calls_non_split): New function.
1009 * x86_64.cc (Target_x86_64::relocate_section): Add
1010 reloc_symbol_changes parameter.
1011 (Target_x86_64::do_calls_non_split): New function.
1012 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1014 * powerpc.cc (Target_powerpc::relocate_section): Add
1015 reloc_symbol_changes parameter.
1016 * sparc.cc (Target_sparc::relocate_section): Add
1017 reloc_symbol_changes parameter.
1018 * configure.ac: Call AM_CONDITIONAL for the default target.
1019 * configure: Rebuild.
1020 * testsuite/Makefile.am (TEST_AS): New variable.
1021 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1022 (check_DATA): Add split_i386 and split_x86_64 files.
1023 (SPLIT_DEFSYMS): Define.
1024 (split_i386_[1234n].o): New targets.
1025 (split_i386_[124]): New targets.
1026 (split_i386_[1234r].stdout): New targets.
1027 (split_x86_64_[1234n].o): New targets.
1028 (split_x86_64_[124]): New targets.
1029 (split_x86_64_[1234r].stdout): New targets.
1030 (MOSTLYCLEANFILES): Add new executables.
1031 * testsuite/split_i386.sh: New file.
1032 * testsuite/split_x86_64.sh: New file.
1033 * testsuite/split_i386_1.s: New file.
1034 * testsuite/split_i386_2.s: New file.
1035 * testsuite/split_i386_3.s: New file.
1036 * testsuite/split_i386_4.s: New file.
1037 * testsuite/split_i386_n.s: New file.
1038 * testsuite/split_x86_64_1.s: New file.
1039 * testsuite/split_x86_64_2.s: New file.
1040 * testsuite/split_x86_64_3.s: New file.
1041 * testsuite/split_x86_64_4.s: New file.
1042 * testsuite/split_x86_64_n.s: New file.
1043 * testsuite/testfile.cc (Target_test): Update relocation_section
1045 * testsuite/Makefile.in: Rebuild.
1047 2009-10-06 Ian Lance Taylor <iant@google.com>
1049 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1050 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1051 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1052 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1053 the address on ldo_addrs_.
1054 (Target_i386::Relocate::fix_up_ldo): New function.
1056 2009-10-06 Rafael Espindola <espindola@google.com>
1058 * plugin.cc (add_input_library): New.
1059 (Plugin::load): Add add_input_library to tv.
1060 (Plugin_manager::add_input_file): Add the is_lib argument.
1061 (add_input_file): Update call to Plugin_manager::add_input_file.
1062 (add_input_library): New.
1063 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1065 2009-09-30 Doug Kwan <dougkwan@google.com>
1067 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1068 symbol and call Symbol::may_need_copy_reloc to determine if
1069 a copy reloc is needed.
1070 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1071 nocopyreloc is given in command line.
1072 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1073 given in command line.
1074 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1075 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1076 of the removed Target_i386::may_need_copy_reloc.
1077 * options.h (copyreloc): New option with default value false.
1078 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1079 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1080 instead of the removed Target_powerpc::may_need_copy_reloc.
1081 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1082 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1083 instead of the removed Target_sparc::may_need_copy_reloc.
1084 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1085 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1086 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1087 instead of the removed Target_x86_64::may_need_copy_reloc.
1089 2009-09-30 Ian Lance Taylor <iant@google.com>
1091 * object.h (class Object): Remove target_ field, and target,
1092 sized_target, and set_target methods.
1093 (Object::sized_target): Remove.
1094 (class Sized_relobj): Update declarations. Remove sized_target.
1095 * object.cc (Sized_relobj::setup): Remove target parameter.
1097 (Input_objects::add_object): Don't do anything with the target.
1098 (make_elf_sized_object): Add punconfigured parameter. Change all
1099 callers. Set or test parameter target.
1100 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1102 * parameters.cc (Parameters::set_target): Change parameter type to
1104 (Parameters::default_target): Remove.
1105 (set_parameters_target): Change parameter type to be non-const.
1106 (parameters_force_valid_target): New function.
1107 (parameters_clear_target): New function.
1108 * parameters.h (class Parameters): Update declarations. Remove
1109 default_target method. Add sized_target and clear_target
1110 methods. Change target_ to be non-const.
1111 (set_parameters_target): Update declaration.
1112 (parameters_force_valid_target): Declare.
1113 (parameters_clear_target): Declare.
1114 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1115 as NULL if we aren't searching.
1116 (Add_symbols::run): Don't check for compatible target.
1117 * fileread.cc (Input_file::open_binary): Call
1118 parameters_force_valid_target.
1119 * gold.cc (queue_middle_tasks): Likewise.
1120 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1121 set_target on object.
1122 * dynobj.h (class Sized_dynobj): Update declarations.
1123 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1124 make_elf_object returns NULL.
1125 (Archive::include_member): Don't check whether object target is
1127 * output.cc (Output_section::add_input_section): Get target from
1129 (Output_section::relax_input_section): Likewise.
1130 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1132 (Sized_relobj::do_scan_relocs): Likewise.
1133 (Sized_relobj::relocate_sections): Likewise.
1134 * resolve.cc (Symbol_table::resolve): Likewise.
1135 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1136 parameter. Change all callers.
1137 (Symbol_table::add_from_object): Get target from parameters.
1138 (Symbol_table::add_from_relobj): Don't check object target.
1139 (Symbol_table::add_from_dynobj): Likewise.
1140 (Symbol_table::define_special_symbol): Get target from
1142 * symtab.h (class Symbol_table): Update declaration.
1143 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1144 parameter. Change all callers. Clear parameter target.
1145 (Binary_test): Test target here.
1146 * testsuite/object_unittest.cc (gold_testsuite): Remove
1147 target_test_pointer parameter. Change all callers.
1148 (Object_test): Test target here.
1150 2009-09-26 Ian Lance Taylor <iant@google.com>
1152 * testsuite/initpri1.c: Don't try to use constructor priorities if
1153 compiling with gcc before 4.3.
1155 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1157 * testsuite/retain_symbols_file_test.sh (check_present): Change
1158 output file name to retain_symbols_file_test.stdout.
1159 (check_absent): Likewise.
1161 2009-09-18 Craig Silverstein <csilvers@google.com>
1163 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1164 * options.cc: Include <cerrno> and <fstream>.
1165 (General_options::finalize): Parse -retain-symbols-file tag.
1166 * options.h: New flag.
1167 (General_options): New method should_retain_symbol, new
1168 variable symbols_to_retain.
1169 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1170 should_retain_symbol map.
1171 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1172 * testsuite/Makefile.in: Regenerate.
1173 * testsuite/retain_symbols_file_test.sh: New file.
1175 2009-09-18 Nick Clifton <nickc@redhat.com>
1177 * po/es.po: Updated Spanish translation.
1179 2009-09-17 Doug Kwan <dougkwan@google.com>
1181 * debug.h (DEBUG_RELAXATION): New constant.
1182 (DEBUG_ALL): Add DEBUG_RELAXATION.
1183 (debug_string_to_enum): Add relaxation debug option.
1185 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1186 Layout::Relaxation_debug_check::read_sections,
1187 Layout::Relaxation_debug_check::read_sections): New method definitions.
1188 (Layout::Layout): Initialize data members
1189 record_output_section_data_from_scrips_,
1190 script_output_section_data_list_ and relaxation_debug_check_.
1191 (Layout::save_segments, Layout::restore_segments,
1192 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1193 Layout::relaxation_loop_body): New method definitions.
1194 (Layout::finalize): Support relaxation. Move section layout code to
1195 Layout::relaxation_loop_body.
1196 (Layout::set_asection_address_from_script): Move code for orphan
1197 section placement out.
1198 (Layout::place_orphan_sections_in_script): New method definition.
1199 * layout.h (Output_segment_headers, Output_file_header):
1200 New forward class declarations.
1201 (Layout::~Layout): Define.
1202 (Layout::new_output_section_data_from_script): New method definition.
1203 (Layout::place_orphan_sections_in_script): New method declaration.
1204 (Layout::Segment_states): New type declaration.
1205 (Layout::save_segments, Layout::restore_segments,
1206 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1207 Layout::relaxation_loop_body): New method declarations.
1208 (Layout::Output_section_data_list): New type declaration.
1209 (Layout::Relaxation_debug_check): New class definition.
1210 (Layout::record_output_section_data_from_script_,
1211 Layout::script_output_section_data_list_, Layout::segment_states_,
1212 Layout::relaxation_debug_check_): New data members.
1213 * output.cc: (Output_section_headers::do_size): New method definition.
1214 (Output_section_headers::Output_section_headers): Move size
1215 computation to Output_section_headers::do_size.
1216 (Output_segment_headers::do_size): New method definition.
1217 (Output_file_header::Output_file_header): Move size computation to
1218 Output_file_header::do_size and call it.
1219 (Output_file_header::do_size): New method definition.
1220 (Output_data_group::Output_data_group): Adjust call to
1221 Output_section_data.
1222 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1223 (Output_symtab_xindex::do_write): Add array bound check.
1224 (Output_section::Input_section::print_to_mapfile): Handle
1225 RELAXED_INPUT_SECTION_CODE.
1226 (Output_section::Output_section): Initialize data member checkpoint_.
1227 (Output_section::~Output_section): Delete checkpoint object pointed
1229 (Output_section::add_input_section): Always add an Input_section if
1231 (Output_section::add_merge_input_section): Add assert.
1232 (Output_section::relax_input_section): New method definition.
1233 (Output_section::set_final_data_size): Set load address to zero for
1234 an unallocated section.
1235 (Output_section::do_address_and_file_offset_have_reset_values):
1236 New method definition.
1237 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1238 Handle relaxed input section.
1239 (Output_section::sort_attached_input_sections): Checkpoint input
1240 section list lazily.
1241 (Output_section::get_input_sections): Change type of input_sections to
1242 list of Simple_input_section pointers. Checkpoint input section list
1243 lazily. Also handle relaxed input sections.
1244 (Output_section::add_input_section_for_script): Take a reference to
1245 a Simple_input_section object instead of Relobj pointer and section
1246 index as parameter. Handle relaxed input sections.
1247 (Output_section::save_states, Output_section::restore_states): New
1249 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1250 (Output_data::is_data_size_fixed): New method definition.
1251 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1253 (Output_data::address_and_file_offset_have_reset_values): New method
1255 (Output_data::do_address_and_file_offset_have_reset_values): New method
1257 (Output_data::set_data_size): Check that data size is not fixed.
1258 (Output_data::fix_data_size): New method definition.
1259 (Output_data::is_data_size_fixed_): New data member.
1260 (Output_section_headers::set_final_data_size): New method definition.
1261 (Output_section_headers::do_size): New method declaration.
1262 (Output_segment_headers::set_final_data_size): New method definition.
1263 (Output_segment_headers::do_size): New method declaration.
1264 (Output_file_header::set_final_data_size)::New method definition.
1265 (Output_file_header::do_size)::New method declaration.
1266 (Output_section_data::Output_section_data): Add new parameter
1267 is_data_size_fixed and use it to fix data size.
1268 (Output_data_const::Output_data_const): Adjust call to base class
1269 constructor and fix data size.
1270 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1271 base class constructor and fix data size.
1272 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1273 base class constructor and fix data size.
1274 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1275 class constructor and fix data size.
1276 (Output_data_group::set_final_data_size): New method definition.
1277 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1278 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1279 class constructor and fix data size.
1280 (Output_relaxed_input_section): New class definition.
1281 (Output_section::Simple_input_section): New class definition.
1282 (Output_section::get_input_sections): Adjust parameter list.
1283 (Output_section::add_input_section_for_script): Same.
1284 (Output_section::save_states, Output_section::restore_states,
1285 Output_section::do_address_and_file_offset_have_reset_values,
1286 (Output_section::Input_section::Input_section): Handle
1287 RELAXED_INPUT_SECTION_CODE. Add new overload for
1288 Output_relaxed_input_section.
1289 (Output_section::Input_section::is_input_section,
1290 Output_section::Input_section::set_output_section): Handle relaxed
1292 (Output_section::Input_section::is_relaxed_input_section,
1293 Output_section::Input_section::output_section_data,
1294 Output_section::Input_section::relaxed_input_section): New method
1296 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1298 (Output_section::Input_section::u1_): Update comments.
1299 (Output_section::Input_section::u2_): Add new union member poris.
1300 (Output_section::Checkpoint_output_section): New classs definition.
1301 (Output_section::relax_input_section): New method declaration.
1302 (Output_section::checkpoint_): New data member.
1303 (Output_segment): Update comments.
1304 (Output_segment::Output_segment): Un-privatize copy constructor.
1305 (Output_segment::operator=): Un-privatize.
1306 * script-sections.cc (Output_section_element::Input_section_list):
1307 Change element type to Output_section::Simple_input_section.
1308 (Output_section_element_dot_assignment::set_section_addresses):
1309 Register output section data for relaxation clean up.
1310 (Output_data_exression::Output_data_expression): Adjust call to base
1311 constructor to fix data size.
1312 (Output_section_element_data::set_section_addresses): Register
1313 Output_data_expression object for relaxation clean up.
1314 (struct Input_section_info): Replace Relobj pointer and section index
1315 pair with Output_section::Simple_input_section and Convert struct to a
1317 (Input_section_sorter::operator()): Adjust access to
1318 Input_section_info data member to use accessors.
1319 (Output_section_element_input::set_section_addresses): Use layout
1320 parameter. Adjust code to use Output_section::Simple_input_section
1321 and Input_secction_info classes. Register filler for relaxation
1323 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1324 and section index pair with Output_section::Simple_input_section
1325 class. Adjust code accordingly.
1326 (Phdrs_element::release_segment): New method definition.
1327 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1329 (Script_sections::release_segments): New method definition.
1330 * gold/script-sections.h (Script_sections::release_segments): New
1332 * gold/target.h (Target::may_relax, Target::relax,
1333 Target::do_may_relax, Target::do_relax): New method definitions.
1335 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1337 * arm.cc (has_signed_unsigned_overflow): New function.
1338 (Arm_relocate_functions::abs8): New function.
1339 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1340 (Target_arm::Scan::global): Likewise.
1341 (Target_arm::relocate::relocate): Likewise.
1342 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1345 2009-09-16 Cary Coutant <ccoutant@google.com>
1347 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1348 * testsuite/Makefile.in: Regenerate.
1350 2009-09-11 Nick Clifton <nickc@redhat.com>
1352 * po/gold.pot: Updated by the Translation project.
1354 2009-09-08 Cary Coutant <ccoutant@google.com>
1356 * output.cc (Output_file::open): Add execute permission to empty file.
1357 * testsuite/Makefile.am (permission_test): New test.
1358 * testsuite/Makefile.in: Regenerate.
1360 2009-09-02 Ian Lance Taylor <iant@google.com>
1362 * output.cc (Output_file::resize): Call map_no_anonymous rather
1365 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1367 * gold.cc: Include "incremental.h".
1368 (queue_initial_tasks): Call Incremental_checker methods.
1369 * incremental.cc: Include "output.h".
1370 (Incremental_checker::can_incrementally_link_output_file): New
1372 * incremental.h (Incremental_checker): New class.
1374 * output.cc (Output_file::open_for_modification): New method.
1375 (Output_file::map_anonymous): Changed return type to bool. Record
1377 (Output_file::map_no_anonymous): New method, broken out of map.
1378 (Output_file::map): Use map_no_anonymous and map_anonymous.
1379 * output.h (class Output_file): Update declarations.
1381 2009-08-24 Cary Coutant <ccoutant@google.com>
1383 * options.h (Command_line::Pre_options): New class.
1384 (Command_line::pre_options): New member.
1385 * options.cc (gold::options::ready_to_register): New variable.
1386 (One_option::register_option): Do nothing if not registering options.
1387 Assert if same short option registered twice.
1388 (General_options::General_options): Turn off option registration when
1390 (Command_line::Pre_options::Pre_options): New constructor.
1392 2009-08-24 Cary Coutant <ccoutant@google.com>
1394 * options.h (General_options::no_keep_memory): Remove incorrect
1397 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1399 * Makefile.am (am__skiplex, am__skipyacc): New.
1400 * Makefile.in: Regenerate.
1402 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1404 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1405 (INCLUDES): ... this.
1406 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1407 (AM_CPPFLAGS): Renamed from ...
1408 (INCLUDE): ... this.
1409 * Makefile.in, testsuite/Makefile.in: Regenerate.
1411 * Makefile.in: Regenerate.
1412 * aclocal.m4: Likewise.
1413 * config.in: Likewise.
1414 * configure: Likewise.
1415 * testsuite/Makefile.in: Likewise.
1417 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1418 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1419 * Makefile.in: Regenerate.
1420 * testsuite/Makefile.in: Regenerate.
1422 2009-08-19 Cary Coutant <ccoutant@google.com>
1424 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1425 symbols in shared libraries overridden by hidden or internal symbols
1426 in the main program.
1428 2009-08-19 Chris Demetriou <cgd@google.com>
1430 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1431 checking source file names in error messages.
1433 2009-08-18 Doug Kwan <dougkwan@google.com>
1435 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1436 an elcpp::Ehdr as parameter. Adjust call to set_target.
1437 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1438 an elfcpp::Ehdr as parameter.
1439 * object.cc (Object::set_target): Remove the version that looks up
1440 a target and sets it.
1441 (Sized_relobj::setup): Take a Target object instead of
1442 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1443 (make_elf_sized_object): Find target and ask target to
1445 * object.h: (Object::set_target): Remove the version that looks up
1446 a target and sets it.
1447 (Sized_relobj::setup): Take a Target object instead of
1448 an elfcpp:Ehdr as parameter.
1449 * target.cc: Include dynobj.h.
1450 (Target::do_make_elf_object_implementation): New.
1451 (Target::do_make_elf_object): New.
1452 * target.h (Target::make_elf_object): New template declaration.
1453 (Target::do_make_elf_object): New method declarations.
1454 (Target::do_make_elf_object_implementation): New template declaration.
1456 2009-08-14 Ian Lance Taylor <iant@google.com>
1458 * gold.h (FUNCTION_NAME): Define.
1459 (gold_unreachable): Use FUNCTION_NAME.
1461 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1463 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1464 symbol in the --keep-unique list is not found.
1466 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1468 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1469 been maked as --keep-unique.
1470 (Icf::unfold_section): New function.
1471 * icf.h (Icf::unfold_section): New function.
1472 * options.h (General_options::keep_unique): New option.
1473 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1474 * testsuite/Makefile.in: Regenerate.
1475 * testsuite/icf_keep_unique_test.sh: New file.
1476 * testsuite/icf_keep_unique_test.cc: New file.
1478 2009-08-12 Cary Coutant <ccoutant@google.com>
1481 * resolve.cc (Symbol_table::resolve): Check for references from
1482 dynamic objects to hidden and internal symbols.
1483 * testsuite/Makefile.am (hidden_test.sh): New test.
1484 * testsuite/Makefile.in: Regenerate.
1485 * testsuite/hidden_test.sh: New script.
1486 * testsuite/hidden_test_1.c: New test source.
1487 * testsuite/hidden_test_main.c: New test source.
1489 2009-08-11 Doug Kwan <dougkwan@google.com>
1491 * arm.cc: Update comments.
1492 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1493 segment to locate the .ARM.exidx section if present.
1495 2009-08-09 Doug Kwan <dougkwan@google.com>
1497 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1500 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1501 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1504 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1506 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1507 valid tls_segment only for non-debug-section relocations.
1508 * testsuite/Makefile.am: Add gc_tls_test.
1509 * testsuite/Makefile.in: Regenerate.
1510 * testsuite/gc_tls_test.cc: New file.
1511 * testsuite/gc_tls_test.sh: New file.
1513 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1517 * Makefile.am (CCFILES): Add icf.cc.
1519 * Makefile.in: Regenerate.
1520 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1521 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1522 section, symbol and addend information for the relocs.
1523 * gold.cc (queue_middle_tasks): Call identical code folding.
1524 * gold.h: Add defines for multimap.
1525 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1526 to the call of finalize_local_symbols.
1527 * main.cc (main): Create object of class Icf.
1528 * object.cc (Sized_relobj::do_layout): Allow this function to be
1529 called twice during icf.
1530 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1531 to sections marked as identical by icf.
1532 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1534 (Sized_relobj::do_section_entsize): New function.
1535 * object.h (Object::section_entsize): New function.
1536 (Object::do_section_entsize): New pure virtual function.
1537 (Relobj::finalize_local_symbols): Add new parameter.
1538 (Relobj::do_section_entsize): New function.
1539 * options.h (General_options::icf): New option.
1540 (General_options::icf_iterations): New option.
1541 (General_options::print_icf_sections): New option.
1542 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1543 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1544 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1546 * symtab.cc (Symbol_table::is_section_folded): New function.
1547 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1548 to sections marked as identical by icf.
1549 * symtab.h (Symbol_table::set_icf): New function.
1550 (Symbol_table::icf): New function.
1551 (Symbol_table::is_section_folded): New function.
1552 (Symbol_table::icf_): New data member.
1553 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1554 * testsuite/Makefile.am: Add commands to build icf_test.
1555 * testsuite/Makefile.in: Regenerate.
1556 * testsuite/icf_test.sh: New file.
1557 * testsuite/icf_test.cc: New file.
1559 2009-07-24 Chris Demetriou <cgd@google.com>
1561 * layout.cc (is_compressible_debug_section): Fix incorrect
1562 comment about compressed section names.
1564 2009-07-20 Ian Lance Taylor <ian@airs.com>
1567 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1569 2009-07-16 Ian Lance Taylor <iant@google.com>
1572 * layout.h: #include <map>.
1573 (class Kept_section): Change from struct to class. Add accessors
1574 and setters. Add section size to Comdat_group mapping. Change
1575 Comdat_group to std::map. Add is_comdat_ field. Add
1576 linkonce_size field in union.
1577 (class Layout): Update declaration of find_or_add_kept_section.
1578 Don't declare find_kept_object.
1579 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1580 parameter. Add object, shndx, is_comdat, and is_group_name
1581 parameters. Change all callers. Adjust for new Kept_section.
1582 (Layout::find_kept_object): Remove.
1583 * object.cc (Sized_relobj::include_section_group): Update use of
1584 Kept_section. Rename secnum to shndx. Only record
1585 Kept_comdat_section if sections are the same size.
1586 (Sized_relobj::include_linkonce_section): Update use of
1587 Kept_section. Only record Kept_comdat_section if sections are the
1588 same size. Set size of linkonce section.
1589 (Sized_relobj::map_to_kept_section): Update call to
1590 get_kept_comdat_section.
1591 * object.h (class Sized_relobj): Rename fields in
1592 Kept_comdat_section to drop trailing underscores; change object
1593 field to Relobj*. Change Kept_comdat_section_table to store
1594 struct rather than pointer.
1595 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1596 Add kept_object and kept_shndx parameters. Change all callers.
1597 (Sized_relobj::get_kept_comdat_section): Change return type to
1598 bool. Add kept_object and kept_shndx parameters. Change all
1600 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1601 Layout::find_or_add_kept_section.
1603 2009-07-09 Ian Lance Taylor <iant@google.com>
1605 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1606 Reserve space in the hash table.
1608 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1610 * fileread.cc (File_read::get_mtime): New method.
1611 * fileread.h (Timespec): New structure.
1612 (File_read::get_mtime): New method.
1613 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1614 Renamed from timestamp_nsec.
1615 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1617 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1619 (Incremental_inputs::report_archive): Save mtime; style fix.
1620 (Incremental_inputs::report_obejct): Save mtime; style fix.
1621 (Incremental_inputs::report_script): Save mtime; style fix.
1622 (Incremental_inputs::finalize_inputs): Style fix.
1623 (Incremental_inputs::finalize): Style fix.
1624 (Incremental_inputs::create_input_section_data): Store inputs
1626 * incremental.h (Incremental_inputs::report_script): Add mtime
1628 (Incremental_inputs::Input_info::Input_info): Intialize only one
1630 (Incremental_inputs::Input_info::archive): Move to nameless
1632 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1633 (Incremental_inputs::Input_info::script): Move to nameless union.
1634 (Incremental_inputs::mtime): New field.
1635 * script.cc (read_input_script): Pass file mtime to
1637 * script.h (Script_info::inputs): Style fix.
1639 2009-07-01 Ian Lance Taylor <ian@airs.com>
1641 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1644 2009-06-24 Ian Lance Taylor <iant@google.com>
1647 * layout.cc (Layout::choose_output_section): If we find an
1648 existing section, update the flags.
1649 (Layout::create_notes): New function, broken out of
1651 (Layout::finalize): Don't create note sections.
1652 (Layout::create_note): Don't crash if linker script discards
1654 (Layout::create_gold_note): Likewise.
1655 (Layout::create_build_id): Likewise. Don't set
1656 after_input_sections on the section.
1657 (Layout::create_executable_stack_info): Remove target parameter.
1659 * layout.h (class Layout): Declare create_notes. Update
1660 declaration of create_executable_stack_info.
1661 * gold.cc (queue_middle_tasks): Call create_notes.
1662 * output.cc (Output_section::update_flags_for_input_section): Move
1663 here from output.h. If SHF_ALLOC flag is newly set, mark address
1665 * output.h (Output_data::mark_address_invalid): New function.
1666 (class Output_section): Only declare, not define,
1667 update_flags_for_input_section. Remove set_flags.
1669 2009-06-24 Ian Lance Taylor <iant@google.com>
1671 * script-sections.cc (Output_section_definition::
1672 set_section_addresses): Rename shadowing local load_address to
1675 2009-06-24 Ian Lance Taylor <iant@google.com>
1678 * reloc.cc (relocate_sections): Skip empty relocation sections.
1680 2009-06-23 Ian Lance Taylor <iant@google.com>
1683 * layout.cc (Layout::create_note): Use choose_output_section
1684 rather than make_output_section.
1686 2009-06-23 Ian Lance Taylor <iant@google.com>
1689 * options.cc (General_options::parse_V): Set printed_version_.
1690 (General_options::General_options): Initialize printed_version_.
1691 * options.h (class General_options): Add printed_version_ field.
1692 * gold.cc (queue_initial_tasks): If there are no input files,
1693 don't give a fatal error if we printed the version information.
1694 (queue_middle_tasks): If using -r with a shared object, give a
1695 fatal error rather than an ordinary error.
1697 2009-06-23 Ian Lance Taylor <iant@google.com>
1700 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1701 (Layout::make_output_section): Set have_stabstr_section_ if we see
1702 a .stab*str section.
1703 (Layout::finalize): Call link_stabs_sections.
1704 (Layout::link_stabs_sections): New file.
1705 * layout.h (class Layout): Add have_stabstr_section_ field.
1706 Declare link_stabs_sections.
1708 2009-06-23 Doug Kwan <dougkwan@google.com>
1710 * Makefile.am (libgold_a_LIBADD): New.
1711 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1712 * Makefile.in: Regenerate.
1713 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1714 * configure: Regenerate.
1715 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1716 * fileread.cc: Include sys/state.h
1717 * gold.h: Declare memmem and strndup if found missing.
1718 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1720 2009-06-23 Ian Lance Taylor <iant@google.com>
1722 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1723 * configure: Rebuild.
1725 2009-06-23 Ian Lance Taylor <iant@google.com>
1728 * object.cc (Object::section_contents): Don't try to get a view if
1729 the section has length zero.
1730 (Object::handle_gnu_warning_section): If the section is empty, use
1731 the name of the section as the warning.
1733 2009-06-23 Ian Lance Taylor <iant@google.com>
1736 * stringpool.h (class Stringpool_template): Add optimize_ field.
1737 (Stringpool_template::set_optimize): New function.
1738 * stringpool.cc (Stringpool_template::Stringpool_template):
1739 Initialize optimize_ field.
1740 (Stringpool_template::set_string_offsets): Test local optimize
1741 fild rather than parameter.
1742 * layout.cc (Layout::Layout): Call set_optimize on the section
1745 2009-06-22 Ian Lance Taylor <iant@google.com>
1748 * yyscript.y: Parse TARGET.
1749 * script.cc (script_set_target): New function.
1750 * script-c.h (script_set_target): Declare.
1751 * options.cc (General_options::string_to_object_format): Rename
1752 from string_to_object_format in anonymous namespace. Change
1754 * options.h (class General_options): Declare
1755 string_to_object_format.
1757 2009-06-22 Ian Lance Taylor <iant@google.com>
1759 * script-sections.cc (Script_sections::create_segments): Don't put
1760 program headers in a PT_LOAD segment if -n or -N.
1762 2009-06-22 Ian Lance Taylor <iant@google.com>
1765 * options.h (class General_options): Add -z lazy and -z now. Sort
1766 -z options into alphabetical order.
1767 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1769 2009-06-21 Ian Lance Taylor <iant@google.com>
1771 * layout.cc (Layout::make_output_section): Call
1772 Target::new_output_section.
1773 (Layout::attach_allocated_section_to_segment): Put large section
1774 sections in a separate load segment with the large segment flag
1776 (Layout::segment_precedes): Sort large data segments after other
1778 (align_file_offset): New static function.
1779 (Layout::set_segment_offsets): Use align_file_offset.
1780 * output.h (class Output_section): Add is_small_section_ and
1781 is_large_section_ fields.
1782 (Output_section::is_small_section): New function.
1783 (Output_section::set_is_small_section): New function.
1784 (Output_section::is_large_section): New function.
1785 (Output_section::set_is_large_section): New function.
1786 (Output_section::is_large_data_section): New function.
1787 (class Output_segment): Add is_large_data_segment_ field.
1788 (Output_segment::is_large_data_segment): New function.
1789 (Output_segment::set_is_large_data_segment): New function.
1790 * output.cc (Output_section::Output_section): Initialize new
1792 (Output_segment::Output_segment): Likewise.
1793 (Output_segment::add_output_section): Add assertion that large
1794 data sections always go in large data segments. Force small data
1795 sections to the end of the list of data sections. Force small BSS
1796 sections to the start of the list of BSS sections. For large BSS
1797 sections to the end of the list of BSS sections.
1798 * symtab.h (class Symbol): Declare is_common_shndx.
1799 (Symbol::is_defined): Check Symbol::is_common_shndx.
1800 (Symbol::is_common): Likewise.
1801 (class Symbol_table): Define enum Commons_section_type. Update
1802 declarations. Add small_commons_ and large_commons_ fields.
1803 * symtab.cc (Symbol::is_common_shndx): New function.
1804 (Symbol_table::Symbol_table): Initialize new fields.
1805 (Symbol_table::add_from_object): Put small and large common
1806 symbols in the right list.
1807 (Symbol_table::sized_finalized_symbol): Check
1808 Symbol::is_common_shndx.
1809 (Symbol_table::sized_write_globals): Likewise.
1810 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1811 common symbol lists. Don't call do_allocate_commons_list if the
1813 (Symbol_table::do_allocate_commons_list): Remove is_tls
1814 parameter. Add comons_section_type parameter. Change all
1815 callers. Handle small and large common symbols.
1816 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1817 Symbol::is_common_shndx.
1818 * resolve.cc (symbol_to_bits): Likewise.
1819 * target.h (Target::small_common_shndx): New function.
1820 (Target::small_common_section_flags): New function.
1821 (Target::large_common_shndx): New function.
1822 (Target::large_common_section_flags): New function.
1823 (Target::new_output_section): New function.
1824 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1825 small_common_section_flags, and large_common_section_flags
1827 (Target::do_new_output_section): New virtual function.
1828 * arm.cc (Target_arm::arm_info): Initialize new fields.
1829 * i386.cc (Target_i386::i386_info): Likewise.
1830 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1832 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1833 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1834 (Target_x86_64::do_new_output_section): New function.
1835 * configure.ac: Define conditional MCMODEL_MEDIUM.
1836 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1837 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1838 (large_LDFLAGS): Define.
1839 * testsuite/large.c: New file.
1840 * testsuite/testfile.cc (Target_test::test_target_info):
1841 Initialize new fields.
1842 * configure, testsuite/Makefile.in: Rebuild.
1844 2009-06-05 Doug Kwan <dougkwan@google.com>
1846 * Makefile.am (CCFILES): Add target.cc.
1847 * Makefile.in: Regenerate.
1848 * i386.cc (class Target_i386): Define new virtual method to
1849 override do_is_local_label_name in parent.
1850 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1851 local symbols if --discard-locals or -X is given.
1852 * options.h (class General_options): Declare new options
1853 '--discard-locals' and '-X' for discarding locals.
1854 * target.h (class Target): Define new methods is_local_label_name.
1855 Declare new virtual method do_is_local_label_name.
1856 * target.cc: New file.
1857 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1858 (check_SCRIPTS): Add discard_locals_test.sh.
1859 (check_DATA): Add discard_local_tests.syms.
1860 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1861 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1862 * testsuite/Makefile.in: Regenerate.
1863 * testsuite/discard_locals_test.c: New file.
1864 * testsuite/discard_locals_test.sh: Same.
1866 2009-06-05 Doug Kwan <dougkwan@google.com>
1868 * object.cc (Sized_relobj::Sized_relobj): Initialize
1869 discarded_eh_frame_shndx_ to -1U.
1870 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1872 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1873 a discarded .eh_frame section.
1874 (Sized_relobj::do_finalize_local_symbols): Ditto.
1875 * object.h (class Sized_relobj): Declare new member
1876 discarded_eh_frame_shndx_.
1877 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1878 (local_labels_test.o, local_labels_test): New rules.
1879 * testsuite/Makefile.in: Regenerate.
1881 2009-06-04 Doug Kwan <dougkwan@google.com>
1883 * layout.cc (Layout::section_name_mapping): Add mapping for
1884 special ARM sections.
1886 2009-06-03 Doug Kwan <dougkwan@google.com>
1888 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1889 (utils::has_overflow): Same.
1891 2009-06-03 Ian Lance Taylor <iant@google.com>
1893 * layout.cc (Layout::section_name_mapping): New array, replacing
1894 Layout::linkonce_mapping.
1895 (Layout::section_name_mapping_count): New variable, replacing
1896 Layout::linkonce_mapping_count.
1897 (Layout::linkonce_output_name): Remove.
1898 (Layout::output_section_name): Rewrite.
1899 * layout.h (class Layout): Rename Linkonce_mapping to
1900 Section_name_mapping, linkonce_mapping to section_name_mapping,
1901 linkonce_mapping_count to section_name_mapping_count. Don't
1902 declare linkonce_output_name.
1904 2009-06-03 Doug Kwan <dougkwan@google.com>
1906 * gold/arm.cc (namespace utils): New.
1907 (Target_arm::reloc_is_non_pic): Define new method.
1908 (class Arm_relocate_functions): New.
1909 (Target_arm::Relocate::relocate): Handle relocation types used by
1912 2009-06-03 Ian Lance Taylor <iant@google.com>
1914 * arm.cc (Target_arm::scan::global): Use || instead of |.
1916 2009-06-02 Doug Kwan <dougkwan@google.com>
1918 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1919 issued_non_pic_error_.
1920 (class Target_arm::Scan): Declare new method check_non_pic.
1921 Define new method symbol_needs_plt_entry.
1922 Declare new data member issued_non_pic_error_.
1923 (class Target_arm::Relocate): Declare new method
1924 should_apply_static_reloc.
1925 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1926 (Target_arm::Scan::check_non_pic): Define new method.
1927 (Target_arm::Scan::local): Handle a small subset of reloc types used
1929 (Target_arm::Scan::local): Same.
1930 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1932 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1934 * incremental.cc (Incremental_inputs::report_command_line): Filter
1935 out --incremental-* options.
1937 2009-05-29 Doug Kwan <dougkwan@google.com>
1939 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1941 (class Target_arm): Update comment.
1942 (Target_arm::Target_arm): Initialize new data members GOT_,
1943 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1944 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1945 and Target_arm::rel_dyn_section.
1946 Declare new_enum Target_arm::Got_type.
1947 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1949 Update commments for member do_dynsym_value.
1950 (Target_arm::got_size, Target_arm::plt_section,
1951 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1952 new methods inside class defintion.
1953 (Target_arm::got_section): Define new method.
1954 (Target_arm::rel_dyn_section): Same.
1955 (Output_data_plt_arm): New template class.
1956 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1957 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1958 (Output_data_plt_arm::add_entry): Same.
1959 (Output_data_plt_arm::first_plt_entry): Define new
1960 static data member for PLT instruction template.
1961 (Output_data_plt_arm::plt_entry): Same.
1962 (Output_data_plt_arm::do_write): Define new method.
1963 (Target_arm::make_plt_entry): Same.
1964 (Target_arm::do_finalize_sections): Same.
1965 (Target_arm::do_dynsym_value): Same.
1967 2009-05-28 Doug Kwan <dougkwan@google.com>
1969 * Makefile.am (TARGETSOURCES): Add arm.cc.
1970 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1971 * Makefile.in: Regenerate.
1973 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1975 2009-05-26 Doug Kwan <dougkwan@google.com>
1977 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1978 (General_options::check_excluded_libs): Strip off directories in
1979 archive name before matching like GNU ld does.
1980 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1981 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1982 (exclude_libs_test_LDFLAGS): Add linker option
1983 -Wl,--exclude-libs,libexclude_libs_test_3
1984 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1985 an explicit archive without using -l.
1986 (alt/libexclude_libs_test_3.a): New make rule.
1987 * testsuite/Makefile.in: Regenerate.
1988 * testsuite/exclude_libs_test.c : Declare lib3_default().
1990 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1991 * exclude_libs_test_3.c: New file.
1993 2009-05-26 Nick Clifton <nickc@redhat.com>
1995 * po/id.po: New Indonesian translation.
1996 * po/gold.pot: Updated template file.
1998 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2000 * testsuite/Makefile.am: Add -ffunction-sections to compile
2001 gc_comdat_test files. Add -Wl,--gc-sections to build
2003 * testsuite/Makefile.in: Regenerate.
2004 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2006 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2008 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2009 kept comdat section was garbage collected.
2010 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2011 * testsuite/Makefile.in: Regenerate.
2012 * testsuite/gc_comdat_test.sh: New file.
2013 * testsuite/gc_comdat_test_1.cc: New file.
2014 * testsuite/gc_comdat_test_2.cc: New file.
2016 2009-05-19 Doug Kwan <dougkwan@google.com>
2018 * archive.cc (Archive::Archive): Move constructor from archive.h
2019 to here. Initialize no_export_.
2020 (Archive::get_elf_object_for_member): Set no_export flag of object.
2021 * archive.h (Archive::Archive): Move constructor body to
2023 (Archive::no_export): New method.
2024 (Archive::no_export_): New field.
2025 * object.h (Object::Object): Initialize no_export_ to false.
2026 (Object::no_export, Object::set_no_export): New methods.
2027 (Object::no_export_): New field.
2028 * options.cc (General_options::parse_exclude_libs): New method.
2029 (General_options::check_excluded_libs) Same.
2030 * options.h (exclude_libs): New option.
2031 (General_options::check_excluded_libs): New method declaration.
2032 (General_options::excluded_libs_): New field.
2033 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2034 default or protected visibility if an object has no-export flag set.
2035 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2036 (check_SCRIPTS): Add exclude_libs_test.sh.
2037 (check_DATA): Add exclude_libs_test.syms.
2038 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2039 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2040 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2041 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2042 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2043 libexclude_libs_test_2.a): New rules.
2044 * testsuite/Makefile.in: Regenerate.
2045 * testsuite/exclude_libs_test.c: New file.
2046 * testsuite/exclude_libs_test.sh: Ditto.
2047 * testsuite/exclude_libs_test_1.c: Ditto.
2048 * testsuite/exclude_libs_test_2.c: Ditto.
2050 2009-05-15 Ian Lance Taylor <iant@google.com>
2052 * configure.ac: Check for declarations for cases where libiberty.h
2053 checks HAVE_DECL_xxx.
2054 * configure, config.in: Rebuild.
2056 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2058 * gold.h (Incremental_argument_list): Remove (invalid) forward
2060 * incremental.cc (Incremental_inputs::report_achive): New method.
2061 (Incremental_inputs::report_object): New method.
2062 (Incremental_inputs::report_script): New method.
2063 (Incremental_inputs::finalize_inputs): New method.
2064 (Incremental_inputs::finalize): Call finalize_inputs().
2065 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2066 Create inputs entries.
2067 * incremental.h (Incremental_input_type): New enum.
2068 (Incremental_inputs::Incremental_input): Initialize new fields.
2069 (Incremental_inputs::report_inputs): New method.
2070 (Incremental_inputs::report_achive): New method.
2071 (Incremental_inputs::report_object): New method.
2072 (Incremental_inputs::report_script): New method.
2073 (Incremental_inputs::finalize_inputs): New method.
2074 (Incremental_inputs::Input_info): New struct.
2075 (Incremental_inputs::Input_info_map): New typedef.
2076 (Incremental_inputs::lock_): New field.
2077 (Incremental_inputs::Inputs_): New field.
2078 (Incremental_inputs::Inputs_map): New field.
2079 * main.cc (main): Call Incremental_input::report_inputs.
2080 * options.h (Input_argument_list): Typedef moved from
2082 (Input_file_group::Files): Remove, use ::Input_argument_list.
2083 (Input_file_group::Input_argument_list): Remove, use
2084 ::Input_argument_list.
2085 * plugin.cc (Plugin_manager::add_input_file): Add error in
2087 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2089 * script.cc (read_input_script): Call
2090 Incremental_input::report_script.
2091 * script.h (Script_info): New class.
2093 2009-04-27 Ian Lance Taylor <iant@google.com>
2095 * x86_64.cc (do_adjust_output_section): Set entsize to
2098 2009-04-23 Elliott Hughes <enh@google.com>
2100 * output.cc (Output_file::close): After short writes, continue
2101 writing from the correct offset in the buffer being written.
2103 2009-04-23 Chris Demetriou <cgd@google.com>
2105 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2106 * configure: Regenerate.
2107 * config.in: Regenerate.
2108 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2109 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2111 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2113 * incremental.cc (Incremental_inputs_header_data): Renamed from
2114 Incremental_input_header_data.
2115 (Incremental_inputs_header_data::data_size): New field.
2116 (Incremental_inputs_header_data::put_input_file_count): Renamed
2117 from input_file_count.
2118 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2119 from command_line_offset.
2120 (Incremental_inputs_header_data::put_reserved): Renamed from
2122 (Incremental_inputs_entry_data): Renamed from
2123 Incremental_input_entry_data.
2124 (Incremental_inputs_entry_data::data_size): New field.
2125 (Incremental_inputs::report_command_line): New method.
2126 (Incremental_inputs::finalize): New method.
2127 (Incremental_inputs::create_incremental_inputs_data): New method.
2128 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2129 * incremental.h: New file.
2130 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2131 (Layout::finalize): Create incremental inputs section in
2133 (Layout::create_incremental_info_sections): New method.
2134 * layout.h (Layout::incremental_inputs): New method.
2135 (Layout::create_incremental_info_sections): New method.
2136 (Layout::incremental_inputs_): New field.
2137 * main.cc (main): Notify Incremental_input of the command line.
2139 2009-04-01 Ian Lance Taylor <iant@google.com>
2140 Mikolaj Zalewski <mikolajz@google.com>
2142 * gold.h (reserve_unordered_map): Define, three versions, one for
2143 each version of Unordered_map.
2144 * layout.cc (Layout::Layout): Remove options parameter. Add
2145 number_of_input_files parameter. Don't initialize options_.
2146 Initialize number_of_input_files_ and resized_signatures_. Move
2147 sections_are_attached_.
2148 (Layout::layout_group): Reserve space for group_signatures_.
2149 (Layout::find_or_add_kept_section): Change name parameter to be a
2150 reference. Resize signatures_ map when it gets large enough.
2151 (Layout::layout_eh_frame): Use parameters->options() instead of
2153 (Layout::make_output_section): Likewise.
2154 (Layout::attach_allocated_section_to_segment): Likewise.
2155 (Layout::finalize, Layout::create_executable_stack): Likewise.
2156 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2157 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2158 * layout.h (class Layout): Update declarations. Remove options_
2159 field. Add number_of_input_files_ and resized_signatures_
2160 fields. Move sections_are_attached_ field.
2161 * main.cc (main): Pass number of input files to Layout
2162 constructor. Don't pass options.
2164 2009-03-30 Ian Lance Taylor <iant@google.com>
2166 * ffsll.c (ffsll): Correct implementation.
2168 2009-03-27 Ian Lance Taylor <iant@google.com>
2170 * ffsll.c: New file.
2171 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2172 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2173 * ftruncate.c (ftruncate): Declare before definition.
2174 * mremap.c (mremap): Likewise.
2175 * pread.c (pread): Likewise.
2176 * configure, Makefile.in, config.in: Rebuild.
2178 * mremap.c: New file.
2179 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2180 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2181 (mremap): Declare if HAVE_MREMAP is not defined.
2182 * configure, Makefile.in, config.in: Rebuild.
2184 2009-03-27 Cary Coutant <ccoutant@google.com>
2186 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2187 position independent.
2188 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2189 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2191 2009-03-24 Cary Coutant <ccoutant@google.com>
2193 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2195 (needs_dynamic_reloc): Likewise.
2197 2009-03-24 Ian Lance Taylor <iant@google.com>
2199 * yyscript.y (file_cmd): Recognize EXTERN.
2200 (extern_name_list, extern_name_list_body): New nonterminals.
2201 * script.cc (script_add_extern): Define.
2202 * script-c.h (script_add_extern): Declare.
2204 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2206 * object.cc (is_elf_object): Define.
2207 * object.h (is_elf_object): Declare.
2208 * archive.cc (Archive::get_elf_object_for_member): Call
2210 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2212 2009-03-24 Elliott Hughes <enh@google.com>
2214 * output.cc (Output_file::map_anonymous): Define.
2215 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2216 try an anonymous one. Report the size if the mmap fails.
2217 * output.h (class Output_file): Declare map_anonymous.
2219 2009-03-24 Ian Lance Taylor <iant@google.com>
2221 * target-select.cc (instantiate_target): Don't acquire the lock if
2222 the instantiated_target_ field has already been set.
2224 2009-03-23 Ian Lance Taylor <iant@google.com>
2226 * gold-threads.h (class Initialize_lock): Define.
2227 * gold-threads.cc (class Initialize_lock_once): Define.
2228 (initialize_lock_control): New static variable.
2229 (initialize_lock_pointer): New static variable.
2230 (initialize_lock_once): New static function.
2231 (Initialize_lock::Initialize_lock): Define.
2232 (Initialize_lock::initialize): Define.
2233 * target-select.h: Include "gold-threads.h".
2234 (class Target_selector): Add lock_ and initialize_lock_ fields.
2235 Don't define instantiate_target, just declare it.
2236 * target-select.cc (Target_selector::Target_selector): Initialize
2238 (Target_selector::instantiate_target): Define.
2239 * descriptors.h: Include "gold-threads.h".
2240 (class Descriptors): Add initialize_lock_ field.
2241 * descriptors.cc (Descriptors::Descriptors): Initialize new
2243 (Descriptors::open): Use initialize_lock_ field
2244 * errors.h (class Errors): Add initialize_lock_ field.
2245 * errors.cc (Errors::Errors): Initialize new field.
2246 (Errors::initialize_lock): Use initialize_lock_ field.
2247 * powerpc.cc (class Target_selector_powerpc): Remove
2248 instantiated_target_ field. In do_recognize call
2249 instantiate_target rather than do_instantiate_target. In
2250 do_instantiate_target just allocate a new target.
2251 * sparc.cc (class Target_selector_sparc): Likewise.
2253 * freebsd.h: New file.
2254 * i386.cc: Include "freebsd.h".
2255 (Target_i386): Derive from Target_freebsd rather than
2257 (Target_selector_i386): Derive from Target_selector_freebsd rather
2258 than Target_selector.
2259 * x86_64.cc: Include "freebsd.h".
2260 (Target_x86_64): Derive from Target_freebsd rather than
2262 (Target_selector_x86_64): Derive from Target_selector_freebsd
2263 rather than Target_selector.
2264 * target.h (class Target): Add adjust_elf_header and
2265 do_adjust_elf_header.
2266 * output.cc (Output_file_header:: do_sized_write): Call target
2267 adjust_elf_header routine.
2268 * configure.tgt: Set targ_osabi.
2269 * configure.ac: Define GOLD_DEFAULT_OSABI.
2270 * parameters.cc (Parameters::default_target): Pass
2271 GOLD_DEFAULT_OSABI to select_target.
2272 * target-select.h (class Target_selector): Make instantiate_target
2273 protected rather than private.
2274 * Makefile.am (HFILES): Add freebsd.h.
2275 * configure, Makefile.in, config.in: Rebuild.
2277 * merge.cc (do_add_input_section): Correct pend value. Change
2278 message about last entry not being null terminated from error to
2281 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2283 * incremental.cc: New file.
2284 * Makefile.am (CCFILES): Add incremental.cc.
2285 * Makefile.in: Rebuild.
2287 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2289 * layout.cc (Layout::output_section_name): Preserve names
2290 of '.note.' sections.
2292 2009-03-19 Ian Lance Taylor <iant@google.com>
2294 * descriptors.cc (Descriptors::open): Check that the options are
2295 valid before using them.
2297 2009-03-18 Ian Lance Taylor <iant@google.com>
2299 * script-sections.h: Include <list>.
2300 (class Script_sections): Change Sections_elements from std::vector
2301 to std::list. Typedef public Elements_iterator. Add
2302 orphan_section_placement_, data_segment_align_start_, and
2303 saw_data_segment_align_ fields. Remove data_segment_align_index_
2305 * script-sections.cc (class Orphan_section_placement): New class.
2306 (class Sections_element): Add virtual functions is_relro and
2307 orphan_section_init. Remove virtual function place_orphan_here.
2308 (class Output_section_definition): Add is_relro and
2309 orphan_section_init. Remove place_orphan_here.
2310 (class Orphan_output_section): Likewise.
2311 (Script_sections::Script_sections): Update for field changes.
2312 (Script_sections::data_segment_align): Set saw_data_segment_align_
2313 and data_segment_align_start_, not data_segment_align_index.
2314 (Script_sections::data_segment_relro_end): Check
2315 saw_data_segment_align_. Use data_segment_align_start_ rather
2316 than data_segment_align_index_.
2317 (Script_sections::place_orphan): Rewrite to use
2318 Orphan_section_placement.
2320 2009-03-17 Ian Lance Taylor <iant@google.com>
2322 * archive.cc (Archive::add_symbols): Check for a version attached
2323 to the symbol name in the archive map.
2324 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2325 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2326 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2327 (ver_test_11.a): New target.
2328 * testsuite/Makefile.in: Rebuild.
2330 * configure.ac: Check for chsize and posix_fallocate. Replace
2332 * ftruncate.c: New file, from gnulib.
2333 * output.cc (posix_fallocate): Define dummy version if not
2334 HAVE_POSIX_FALLOCATE.
2335 (Output_file::map): Call posix_fallocate rather than lseek and
2337 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2338 * configure, Makefile.in, config.in: Rebuild.
2340 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2342 * layout.h (Layout::create_note): Add section_name parameter.
2343 * layout.cc (Layout::create_note): Likewise.
2344 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2346 2009-03-17 Ian Lance Taylor <iant@google.com>
2348 * descriptors.cc: Include "options.h".
2349 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2350 (Descriptors::open): Always use O_CLOEXEC when opening a new
2351 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2352 then set FD_CLOEXEC.
2354 * sparc.cc (class Target_sparc): Add has_got_section.
2355 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2356 make sure we have a GOT section.
2358 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2359 (Target_sparc::Scan::local): Likewise.
2360 (Target_sparc::Scan::global): Likewise.
2361 (Target_sparc::Relocate::relocate): Likewise.
2362 (Target_sparc::Relocate::relocate_tls): Likewise.
2364 * symtab.cc (Symbol_table::define_default_version): New function,
2365 broken out of add_from_object.
2366 (Symbol_table::add_from_object): Call define_default_version.
2367 (Symbol_table::define_special_symbol): Add resolve_oldsym
2368 parameter. Change all callers. If the version for a symbol comes
2369 from a version script, resolve it with the symbol with the same
2370 name with no version. Also add the symbol without a version if
2372 (do_define_in_output_data): If resolving with oldsym, don't delete
2374 (do_define_in_output_segment): Likewise.
2375 (do_define_as_constant): Likewise.
2376 * symtab.h (class Symbol_table): Update declarations.
2378 2009-03-13 Ian Lance Taylor <iant@google.com>
2380 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2381 (Read_symbols::requeue): New function.
2382 (Read_symbols::do_read_symbols): If make_elf_object fails because
2383 the target type is not configured, and the file was searched for,
2384 issue a warning and retry with the next directory.
2385 (Add_symbols::run): If the file has an incompatible format, and
2386 it was searched for, requeue the Read_symbols task. On error,
2388 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2389 dirindex parameter to constructor. Change all callers. Declare
2390 incompatible_warning and requeue.
2391 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2392 input_argument_ and input_group_ fields. Add them to
2393 constructor. Change all callers.
2394 (class Read_script): Add dirindex_ field. Add it to constructor.
2396 * archive.cc (Archive::setup): Remove input_objects parameter.
2398 (Archive::get_file_and_offset): Likewise.
2399 (Archive::read_all_symbols): Likewise.
2400 (Archive::read_symbols): Likewise.
2401 (Archive::get_elf_object_for_member): Remove input_objects
2402 parameter. Add punconfigured parameter. Change all callers.
2403 (Archive::add_symbols): Change return type to bool. Check return
2404 value of include_member.
2405 (Archive::include_all_members): Likewise.
2406 (Archive::include_member): Change return type to bool. Return
2407 false if first included object has incompatible target. Set
2408 included_member_ field.
2409 (Add_archive_symbols::run): If add_symbols returns false, requeue
2411 * archive.h (class Archive): Add included_member_ field.
2412 Initialize it in constructor. Add input_file and searched_for
2413 methods. Update declarations.
2414 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2415 input_argument_ fields. Add them to constructor. Change all
2417 * script.cc: Include "target-select.h".
2418 (class Parser_closure): Add skip_on_incompatible_target_ and
2419 found_incompatible_target_ fields. Add
2420 skip_on_incompatible_target parameter to constructor. Change all
2421 callers. Add methods skip_on_incompatible_target,
2422 clear_skip_on_incompatible_target, found_incompatible_target, and
2423 set_found_incompatible_target.
2424 (read_input_script): Add dirindex parameter. Change all callers.
2425 If parser finds an incompatible target, requeue Read_symbols
2427 (script_set_symbol): Clear skip_on_incompatible_target in
2429 (script_add_assertion, script_parse_option): Likewise.
2430 (script_start_sections, script_add_phdr): Likewise.
2431 (script_check_output_format): New function.
2432 * script.h (read_input_script): Update declaration.
2433 * script-c.h (script_check_output_format): Declare.
2434 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2435 (ignore_cmd): Remove OUTPUT_FORMAT.
2436 * fileread.cc (Input_file::Input_file): Add explicit this.
2437 (Input_file::will_search_for): New function.
2438 (Input_file::open): Add pindex parameter. Change all callers.
2439 * fileread.h (class Input_file): Add input_file_argument method.
2440 Declare will_search_for. Update declarations.
2441 * object.cc (make_elf_object): Add punconfigured parameter.
2443 * object.h (class Object): Make input_file public. Add
2444 searched_for method.
2445 (make_elf_object): Update declaration.
2446 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2448 * dirsearch.h (class Dirsearch): Update declaration.
2449 * options.h (class General_options): Add --warn-search-mismatch.
2450 * parameters.cc (Parameters::is_compatible_target): New function.
2451 * parameters.h (class Parameters): Declare is_compatible_target.
2452 * workqueue.cc (Workqueue::add_blocker): New function.
2453 * workqueue.h (class Workqueue): Declare add_blocker.
2455 * fileread.cc (Input_file::open): Remove options parameter.
2457 (Input_file::open_binary): Likewise.
2458 * script.cc (read_input_script): Likewise.
2459 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2460 options parameter from constructor. Change all callers.
2461 (class Read_script): Likewise.
2462 * fileread.h (class Input_file): Update declarations.
2463 * script.h (read_input_script): Update declaration.
2465 2009-03-10 Nick Clifton <nickc@redhat.com>
2467 * po/es.po: New Spanish translation.
2469 2009-03-06 Cary Coutant <ccoutant@google.com>
2471 * options.cc (parse_short_option): Keep dash_z from registering itself.
2473 2009-03-03 Ian Lance Taylor <iant@google.com>
2476 * target-reloc.h (relocate_section): Pass output_section to
2478 * i386.cc (Target_i386::should_apply_static_reloc): Add
2479 output_section parameter. Change all callers.
2480 (Target_i386::Relocate::relocate): Add output_section parameter.
2481 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2482 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2483 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2484 * testsuite/two_file_shared.sh: New script.
2485 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2486 (check_DATA): Add two_file_shared.dbg.
2487 (two_file_shared.dbg): New target.
2488 * testsuite/Makefile.in: Rebuild.
2490 2009-03-01 Ian Lance Taylor <iant@google.com>
2492 * configure.ac: Check for byteswap.h.
2493 * configure: Rebuild.
2494 * config.in: Rebuild.
2496 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2498 * layout.cc (Layout::find_or_add_kept_section): New function.
2499 (Layout::add_comdat): Removed.
2500 * layout.h (struct Kept_section): Move out of class Layout.
2501 Remove trailing underscores from field names. Add group_sections
2502 field. Rename group_ field to is_group. Change all uses.
2503 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2504 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2505 comdat_groups_ field.
2506 (Sized_relobj::include_section_group): Use
2507 find_or_add_kept_section and Kept_section::group_sections.
2508 (Sized_relobj::include_linkonce_section): Likewise.
2509 * object.cc (class Sized_relobj): Don't define Comdat_group or
2510 Comdat_group_table. Remove find_comdat_group and
2511 add_comdat_group. Remove comdat_groups_ field.
2512 * plugin.cc (include_comdat_group): Use
2513 Layout::find_or_add_kept_section.
2515 2009-02-28 Ian Lance Taylor <iant@google.com>
2517 * README: --gc-sections and map files are now supported. Document
2518 some build requirements.
2521 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2522 relocatable link set the value of the section symbol to zero.
2523 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2524 relocatable link don't include the section address in the local
2527 2009-02-27 Ian Lance Taylor <iant@google.com>
2530 * options.h (class Search_directory): Add is_system_directory.
2531 (class General_options): Declare is_in_system_directory.
2532 * options.cc (get_relative_sysroot): Make static.
2533 (get_default_sysroot): Make static.
2534 (General_optoins::is_in_system_directory): New function.
2535 * fileread.cc (Input_file::is_in_system_directory): New function.
2536 * fileread.h (class Input_file): Declare is_in_system_directory.
2537 * object.h (class Object): Add is_in_system_directory.
2538 (class Input_objects): Remove system_library_directory_ field.
2539 * object.cc (Input_objects::add_object): Don't set
2540 system_library_directory_.
2541 (input_objects::found_in_system_library_directory): Remove.
2542 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2543 parameter. Change all callers.
2544 (Symbol_table::sized_write_globals): Likewise.
2545 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2546 Call Object::is_in_system_directory.
2547 * symtab.h (class Symbol_table): Update declarations.
2550 * descriptors.h (Open_descriptor): Add is_on_stack field.
2551 * descriptors.cc (Descriptors::open): If the descriptor is on the
2552 top of the stack, remove it. Initialize is_on_stack field.
2553 (Descriptors::release): Only add pod to stack if it is not on the
2555 (Descriptors::close_some_descriptor): Clear stack_next and
2559 * output.cc (Output_section::find_starting_output_address): Rename
2560 from starting_output_address; add PADDR parameter; change return
2562 * output.h (class Output_section): Declare
2563 find_starting_output_address instead of starting_output_address.
2564 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2565 section symbol for which we can't find a merge section.
2568 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2569 hidden or internal, force the symbol to be local.
2570 * resolve.cc (Symbol::override_visibility): Define.
2571 (Symbol::override_base): Use override_visibility.
2572 (Symbol_table::resolve): Likewise.
2573 (Symbol::override_base_with_special): Likewise.
2574 (Symbol_table::override_with_special): If the visibility is hidden
2575 or internal, force the symbol to be local.
2576 * symtab.h (class Symbol): Add set_visibility and
2577 override_visibility.
2578 * testsuite/ver_test_1.sh: New file.
2579 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2580 (check_DATA): Add ver_test_1.syms.
2581 (ver_test_1.syms): New target.
2582 * testsuite/Makefile.in: Rebuild.
2584 2009-02-25 Cary Coutant <ccoutant@google.com>
2586 * layout.cc (Layout::choose_output_section): Don't rename sections
2587 when using a linker script that has a SECTIONS clause.
2588 * Makefile.in: Regenerate.
2590 * testsuite/Makefile.am (script_test_5.sh): New test case.
2591 * testsuite/Makefile.in: Regenerate.
2592 * testsuite/script_test_5.cc: New file.
2593 * testsuite/script_test_5.sh: New file.
2594 * testsuite/script_test_5.t: New file.
2596 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2598 * archive.cc (Archive::include_member): Update calls to add_symbols.
2599 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2600 the Layout argument.
2601 * dynobj.h (do_add_symbols): Add the Layout argument.
2602 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2604 * object.h (Object::add_symbols): Add the Layout argument.
2605 (Object::do_add_symbols): Add the Layout argument.
2606 (Sized_relobj::do_add_symbols): Add the Layout argument.
2607 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2608 Unify the two versions.
2609 (Add_plugin_symbols): Remove.
2610 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2611 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2612 (Add_plugin_symbols): Remove.
2613 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2614 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2615 (Add_symbols::run): Make it work with Pulginobj.
2617 2009-02-06 Ian Lance Taylor <iant@google.com>
2619 * object.cc (Sized_relobj::do_layout): Make info message start
2620 with lower case letter.
2622 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2624 * binary.cc: Fix file comment.
2626 * options.h (enum Incremental_disposition): Define.
2627 (class General_options): Add new options: --incremental,
2628 --incremental_changed, --incremental_unchanged,
2629 --incremental_unknown. Add incremental_disposition_ and
2630 implicit_incremental_ fields.
2631 (General_options::incremental_disposition): New function.
2632 (class Position_dependent_options): Add incremental_disposition
2634 (Position_dependent_options::copy_from_options): Set incremental
2636 * options.cc (General_options::parse_incremental_changed): New
2638 (General_options::parse_incremental_unchanged): New function.
2639 (General_options::parse_incremental_unknown): New function.
2640 (General_options::General_options): Initialize new fields
2641 incremental_disposition_ and implicit_incremental_.
2642 (General_options::finalize): Check for uasge of --incremental-*
2643 without --incremental.
2645 2009-02-06 Chris Demetriou <cgd@google.com>
2647 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2648 pointer and to report location as the file name associated with
2650 (gold_undefined_symbol_at_location): New function to replace the
2651 old gold_undefined_symbol functionality.
2652 * target-reloc.h (relocate_section): Update to use
2653 gold_undefined_symbol_at_location.
2654 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2655 Call gold_undefined_symbol function rather than gold_error.
2656 * errors.h (Errors::undefined_symbol): Take location as a
2657 string, rather than calculating it from a relocation.
2658 * errors.cc (Errors::fatal): Print "fatal error:" before the
2660 (Errors::error, Errors::error_at_location): Print "error: "
2661 before the formatted message.
2662 (Errors::undefined_symbol): Take location as a string, rather
2663 than calculating it from a relocation.
2664 (gold_undefined_symbol_at_location): New function akin to
2665 old gold_undefined_symbol, calculates location from relocation.
2666 (gold_undefined_symbol): Change to take only a Symbol pointer
2667 and to report location as the file name associated with the symbol.
2668 * testsuite/debug_msg.sh: Update for changed error messages.
2669 * testsuite/undef_symbol.sh: Likewise.
2671 2009-02-04 Duncan Sands <baldrick@free.fr>
2674 * reduced_debug_output.h
2675 (Output_reduced_debug_abbrev_section::failed): Use format for
2677 (Output_reduced_debug_info_section::faild): Likewise.
2679 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2681 * script.cc (Lazy_demangler): New class.
2682 (Version_script_info::get_symbol_version_helper): Demangle a
2685 2009-01-29 Cary Coutant <ccoutant@google.com>
2687 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2689 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2691 2009-01-28 Ian Lance Taylor <iant@google.com>
2693 * version.cc (version_string): Bump to 1.9.
2695 * gold.h: Include <cstring> and <stdint.h>.
2696 * version.cc: Include <cstdio>.
2697 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2699 * reduced_debug_output.cc (insert_into_vector): Rename from
2700 Insert_into_vector; change all callers. Use Swap_unaligned to
2701 avoid aliasing issue; remove union since it is unnecessary.
2703 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2705 * Makefile.am (CCFILES): Add gc.cc.
2707 * Makefile.in: Regenerate.
2708 * gold.cc (Gc_runner): New class.
2709 (queue_initial_tasks): Call garbage collection related tasks
2710 when corresponding options are invoked.
2711 (queue_middle_gc_tasks): New function.
2712 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2713 processed early before laying out sections during garbage collection.
2714 * gold.h (queue_middle_gc_tasks): New function.
2715 (is_prefix_of): Move from "layout.cc".
2716 * i386.cc (Target_i386::gc_process_relocs): New function.
2717 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2718 * main.cc (main): Create object of class "Garbage_collection".
2719 * object.cc (Relobj::copy_symbols_data): New function.
2720 (Relobj::is_section_name_included): New function.
2721 (Sized_relobj::do_layout): Allow this function to be called twice
2722 during garbage collection and defer layout of section during the
2724 * object.h (Relobj::get_symbols_data): New function.
2725 (Relobj::is_section_name_included): New function.
2726 (Relobj::copy_symbols_data): New function.
2727 (Relobj::set_symbols_data): New function.
2728 (Relobj::get_relocs_data): New function.
2729 (Relobj::set_relocs_data): New function.
2730 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2731 (Relobj::gc_process_relocs): New function.
2732 (Relobj::do_gc_process_relocs): New pure virtual function.
2733 (Relobj::sd_): New data member.
2734 (Sized_relobj::is_output_section_offset_invalid): New function.
2735 (Sized_relobj::do_gc_process_relocs): New function.
2736 * options.h (General_options::gc_sections): Modify to not be a no-op.
2737 (General_options::print_gc_sections): New option.
2738 * plugin.cc (Plugin_finish::run): Remove function call to
2739 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2740 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2741 * reloc.cc (Read_relocs::run): Add task to process relocs and
2742 determine unreferenced sections when doing garbage collection.
2743 (Gc_process_relocs): New class.
2744 (Sized_relobj::do_gc_process_relocs): New function.
2745 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2746 sections that are garbage collected.
2747 * reloc.h (Gc_process_relocs): New class.
2748 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2749 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2750 symbols whose corresponding sections are garbage collected.
2751 (Symbol_table::Symbol_table): Add new parameter for the garbage
2753 (Symbol_table::gc_mark_undef_symbols): New function.
2754 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2755 (Symbol_table::gc_mark_dyn_syms): New function.
2756 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2758 (Symbol_table::add_from_object): Likewise.
2759 (Symbol_table::add_from_relobj): When building shared objects, do not
2760 treat externally visible symbols as garbage.
2761 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2762 table information for static and relocatable links.
2763 * symtab.h (Symbol_table::set_gc): New function.
2764 (Symbol_table::gc): New function.
2765 (Symbol_table::gc_mark_undef_symbols): New function.
2766 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2767 (Symbol_table::gc_mark_dyn_syms): New function.
2768 (Symbol_table::gc_): New data member.
2769 * target.h (Sized_target::gc_process_relocs): New pure virtual
2771 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2772 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2774 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2776 * options.h (General_options::gc_sections): Define as a no-op for now.
2777 (General_options::no_keep_memory): Ditto.
2778 (General_options::Bshareable): Define.
2779 * options.cc (General_options::finalize): Honor -Bshareable.
2781 2009-01-20 Andreas Schwab <schwab@suse.de>
2783 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2784 read the value in the contents, since we don't use it. Use the
2785 template endianness when writing.
2786 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2788 2009-01-19 Andreas Schwab <schwab@suse.de>
2790 * configure.tgt (powerpc64-*): Fix targ_obj.
2792 2009-01-15 Ian Lance Taylor <iant@google.com>
2794 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2795 local symbols when stripping all symbols.
2797 2009-01-14 Cary Coutant <ccoutant@google.com>
2799 * output.cc (Output_reloc): Add explicit instantiations.
2801 2009-01-14 Cary Coutant <ccoutant@google.com>
2803 * archive.cc (Archive::get_elf_object_for_member): Remove call
2804 to File_read::claim_for_plugin.
2805 * descriptors.cc (Descriptors::open): Remove reference to
2807 (Descriptors::claim_for_plugin): Remove.
2808 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2809 (Descriptors::is_claimed): Remove.
2810 (claim_descriptor_for_plugin): Remove.
2811 * fileread.cc (File_read::claim_for_plugin): Remove.
2812 * fileread.h (File_read::claim_for_plugin): Remove.
2813 (File_read::descriptor): Reopen descriptor if necessary.
2814 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2815 (Plugin_manager::all_symbols_read): Add task parameter. Change
2817 (Plugin_manager::get_input_file): New function.
2818 (Plugin_manager::release_input_file): New function.
2819 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2820 corresponding data member.
2821 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2822 and pass to base constructor. Change all callers.
2823 (get_input_file, release_input_file): New functions.
2824 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2825 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2826 (Plugin_manager::all_symbols_read): Add task parameter.
2827 (Plugin_manager::get_input_file): New function.
2828 (Plugin_manager::release_input_file): New function.
2829 (Plugin_manager::task_): New data member.
2830 (Pluginobj::Pluginobj): Add filesize parameter.
2831 (Pluginobj::filename): New function.
2832 (Pluginobj::descriptor): New function.
2833 (Pluginobj::filesize): New function.
2834 (Pluginobj::filesize_): New data member.
2835 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2836 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2837 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2839 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2840 with archive libraries.
2841 * testsuite/Makefile.in: Regenerate.
2842 * testsuite/plugin_test.c (struct sym_info): New type.
2843 (get_input_file, release_input_file): New static variables.
2844 (onload): Capture new transfer vector entries.
2845 (claim_file_hook): Stop reading at end of file according to filesize.
2846 Factor out parsing of readelf output into separate function.
2847 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2848 APIs and get the source file name from the symbol table. Convert
2849 source file name to corresponding object file name. Print info
2850 message when adding new input files.
2851 (parse_readelf_line): New function.
2852 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2853 * testsuite/plugin_test_2.sh: Likewise.
2854 * testsuite/plugin_test_3.sh: Likewise.
2855 * testsuite/plugin_test_4.sh: New test case.
2857 2009-01-07 Ian Lance Taylor <iant@google.com>
2859 * version.cc (version_string): Bump to 1.8.
2861 2008-12-23 Cary Coutant <ccoutant@google.com>
2863 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2864 * plugin.cc (Plugin_manager::finish): Rename as
2865 layout_deferred_objects. Move cleanup to separate function.
2866 (Plugin_manager::cleanup): New function.
2867 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2869 * plugin.h (Plugin_manager::finish): Rename as
2870 layout_deferred_objects.
2871 (Plugin_manager::cleanup): New function.
2872 (Plugin_manager::cleanup_done): New field.
2874 2008-12-23 Cary Coutant <ccoutant@google.com>
2876 * plugin.cc (is_visible_from_outside): New function.
2877 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2878 so we don't return "IR only" status for exported symbols or -r links.
2880 * testsuite/Makefile.am (plugin_test_3): New test case.
2881 * testsuite/Makefile.in: Regenerate.
2882 * testsuite/plugin_test_3.sh: New file.
2884 2008-12-22 Cary Coutant <ccoutant@google.com>
2886 * object.cc (Sized_relobj::layout_section): New function.
2887 (Sized_relobj::do_layout): Defer layout of input sections until after
2888 plugin has provided replacement files.
2889 (Sized_relobj::do_layout_deferred_sections): New function.
2890 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2891 (Relobj::layout_deferred_sections): New function.
2892 (Relobj::do_layout_deferred_sections): New function.
2893 (Sized_relobj::do_layout_deferred_sections): New function.
2894 (Sized_relobj::layout_section): New function.
2895 (Sized_relobj::Deferred_layout): New structure.
2896 (Sized_relobj::deferred_layout_): New field.
2897 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2898 Change all callers. Layout deferred sections.
2899 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2901 (Plugin_hook::run): Move code from do_plugin_hook inline.
2902 (Plugin_hook::do_plugin_hook): Remove.
2903 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2904 (Plugin_manager::finish): Renamed, was cleanup.
2905 (Plugin_manager::should_defer_layout): New function.
2906 (Plugin_manager::add_deferred_layout_object): New function.
2907 (Plugin_manager::Deferred_layout_list): New type.
2908 (Plugin_manager::deferred_layout_objects_): New field.
2909 (Plugin_hook::do_plugin_hook): Remove.
2911 2008-12-17 Ian Lance Taylor <iant@google.com>
2913 * options.h (class General_options): Add --no case for
2916 2008-12-16 Cary Coutant <ccoutant@google.com>
2918 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2920 (Plugin_manager::claim_file): Create plugin object even if
2921 plugin did not call the add_symbols callback.
2922 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2923 asking for more symbols than were added.
2924 * testsuite/Makefile.am (plugin_test_1): Add test case with
2926 (empty.syms): New target.
2927 * testsuite/Makefile.in: Regenerate.
2928 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2929 message. Don't call add_symbols if no globals.
2930 (all_symbols_read_hook): Don't provide replacement for empty
2933 2008-12-12 Ian Lance Taylor <iant@google.com>
2935 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2936 r_type == 0 for a local symbol with r_sym == 0.
2937 (scan_relocatable_relocs): Pass r_sym to
2938 local_non_section_strategy.
2939 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2942 * configure.ac: Update test for TLS descriptors: they are
2943 supported as of glibc 2.9.
2944 * configure: Rebuild.
2946 2008-12-11 Ian Lance Taylor <iant@google.com>
2949 * target-reloc.h (Default_scan_relocatable_relocs): For each
2950 function, map r_type == 0 to RELOC_DISCARD.
2952 2008-12-10 Cary Coutant <ccoutant@google.com>
2954 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2955 object to override a kept COMDAT group from a plugin object.
2957 2008-12-09 Ian Lance Taylor <iant@google.com>
2960 * yyscript.y (file_cmd): Handle INPUT.
2962 * testsuite/initpri1.c: Change all declarations to be full
2963 prototypes by adding void, to avoid compiler warnings.
2965 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2967 * options.cc (General_options::parse_plugin_opt): New.
2968 (General_options::add_plugin): The argument now is just the filename.
2969 (General_options::add_plugin_option): New.
2970 * options.h (plugin_opt): New.
2971 (add_plugin): Change argument name.
2972 (add_plugin_option): New.
2973 * plugin.cc (Plugin::load): Don't parse the plugin option.
2974 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2975 (Plugin::add_option): New.
2976 (Plugin::args_): Change type.
2977 (Plugin::filename_): New.
2978 (Plugin_manager::add_plugin_option): New.
2979 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2980 * testsuite/Makefile.in: Regenerate.
2982 2008-12-05 Cary Coutant <ccoutant@google.com>
2984 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2985 Handle --strip-lto-sections option.
2986 * options.h (strip_lto_sections): New option.
2988 2008-12-01 Cary Coutant <ccoutant@google.com>
2990 * plugin.cc (ld_plugin_message): Change format parameter to const.
2991 Fix mismatch between new[] and delete.
2993 2008-11-14 Cary Coutant <ccoutant@google.com>
2995 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2998 2008-11-05 Craig Silverstein <csilvers@google.com>
3000 * options.cc (General_options::parse_dynamic_list): New function.
3001 * options.h (General_options): New flags dynamic_list,
3002 dynamic_list_data, dynamic_list_cpp_new, and
3003 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3004 (General_options::in_dynamic_list): New function.
3005 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3006 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3007 (Lex::can_continue_name): Likewise.
3009 (read_script_file): New parameter script_options.
3010 (read_dynamic_list): New function.
3011 (Script_options::define_dynamic_list): New function.
3012 (dynamic_list_keyword_parsecodes): New variable.
3013 (dynamic_list_keywords): New variable.
3014 * script.h (Script_options::define_dynamic_list): New function
3016 (read_dynamic_list): New function prototype.
3017 * symtab.cc (strprefix): New macro.
3018 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3019 dynamic_list_data, dynamic_list_cpp_new, and
3020 dynamic_list_cpp_typeinfo.
3021 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3022 (dynamic_list_expr): New rule.
3023 (dynamic_list_nodes): Likewise.
3024 (dynamic_list_node): Likewise.
3025 * testsuite/Makefile.am (dynamic_list): New test.
3026 * testsuite/Makefile.in: Regenerated.
3027 * testsuite/dynamic_list.t: New file.
3028 * testsuite/dynamic_list.sh: New file.
3030 2008-11-05 Craig Silverstein <csilvers@google.com>
3032 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3033 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3034 (t11_last): Likewise.
3035 * testsuite/ver_test_6.c (main): Likewise.
3037 2008-10-07 Cary Coutant <ccoutant@google.com>
3039 * options.c (General_options::finalize): Add check for -static and
3041 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3044 2008-10-02 Cary Coutant <ccoutant@google.com>
3046 * plugin.cc (make_sized_plugin_object): Fix conditional
3047 compilation to work when not all targets are enabled.
3049 2008-09-29 Cary Coutant <ccoutant@google.com>
3051 * archive.cc (Archive::get_file_and_offset): Use filename instead
3052 of name to get library path.
3053 (Archive::include_member): Unlock external member of a thin archive.
3055 * testsuite/Makefile.am (TEST_AR): New variable.
3056 (thin_archive_test_1): New test.
3057 (thin_archive_test_2): New test.
3058 * testsuite/Makefile.in: Regenerate.
3059 * testsuite/thin_archive_main.cc: New file.
3060 * testsuite/thin_archive_test_1.cc: New file.
3061 * testsuite/thin_archive_test_2.cc: New file.
3062 * testsuite/thin_archive_test_3.cc: New file.
3063 * testsuite/thin_archive_test_4.cc: New file.
3065 2008-09-29 Cary Coutant <ccoutant@google.com>
3067 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3068 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3070 (Sized_relobj::do_finalize_local_symbols): Likewise.
3071 (Sized_relobj::map_to_kept_section): Likewise.
3072 * object.h (Sized_relobj::invalid_address): New constant.
3073 (Sized_relobj::do_output_section_offset): Check for invalid_address
3075 * output.cc (Output_reloc::local_section_offset): Use constant
3076 invalid_address instead of -1U.
3077 (Output_reloc::get_address): Likewise.
3078 (Output_section::output_address): Change -1U to -1ULL.
3079 * output.h (Output_reloc::invalid_address): New constant.
3080 * reloc.cc (Sized_relobj::write_sections): Use constant
3081 invalid_address instead of -1U.
3082 (Sized_relobj::relocate_sections): Likewise.
3083 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3084 values for merge sections.
3085 * target-reloc.h (relocate_for_relocatable): Use constant
3086 invalid_address instead of -1U.
3088 2008-09-19 Cary Coutant <ccoutant@google.com>
3090 Add plugin functionality for link-time optimization (LTO).
3091 * configure.ac (plugins): Add --enable-plugins option.
3092 * configure: Regenerate.
3093 * config.in: Regenerate.
3094 * Makefile.am (LIBDL): New variable.
3095 (CCFILES): Add plugin.cc.
3096 (HFILES): Add plugin.h.
3097 (ldadd_var): Add LIBDL.
3098 * Makefile.in: Regenerate.
3100 * archive.cc: Include "plugin.h".
3101 (Archive::setup): Don't preread archive symbols when using a plugin.
3102 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3103 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3105 (Archive::include_member): Add symbols from plugin objects.
3106 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3107 * descriptors.cc (Descriptors::open): Check for file descriptors
3108 abandoned by plugins.
3109 (Descriptors::claim_for_plugin): New function.
3110 * descriptors.h (Descriptors::claim_for_plugin): New function.
3111 (Open_descriptor::is_claimed): New field.
3112 (claim_descriptor_for_plugin): New function.
3113 * fileread.cc (File_read::claim_for_plugin): New function.
3114 * fileread.h (File_read::claim_for_plugin): New function.
3115 (File_read::descriptor): New function.
3116 * gold.cc: Include "plugin.h".
3117 (queue_initial_tasks): Add task to call plugin hooks for generating
3119 * main.cc: Include "plugin.h".
3120 (main): Load plugin libraries.
3121 * object.h (Pluginobj): Declare.
3122 (Object::pluginobj): New function.
3123 (Object::do_pluginobj): New function.
3124 (Object::set_target): New function.
3125 * options.cc: Include "plugin.h".
3126 (General_options::parse_plugin): New function.
3127 (General_options::General_options): Initialize plugins_ field.
3128 (General_options::add_plugin): New function.
3129 * options.h (Plugin_manager): Declare.
3130 (General_options): Add --plugin option.
3131 (General_options::has_plugins): New function.
3132 (General_options::plugins): New function.
3133 (General_options::add_plugin): New function.
3134 (General_options::plugins_): New field.
3135 * plugin.cc: New file.
3136 * plugin.h: New file.
3137 * readsyms.cc: Include "plugin.h".
3138 (Read_symbols::do_read_symbols): Check for archive before checking
3139 for ELF file. Call plugin hooks to claim files.
3140 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3141 from a real object file; force override when processing replacement
3143 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3144 (Symbol::init_base_object): Likewise.
3145 (Symbol::init_base_output_data): Likewise.
3146 (Symbol::init_base_output_segment): Likewise.
3147 (Symbol::init_base_constant): Likewise.
3148 (Symbol::init_base_undefined): Likewise.
3149 (Symbol::output_section): Assert that object is not a plugin.
3150 (Symbol_table::add_from_pluginobj): New function.
3151 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3153 (Symbol_table::sized_write_globals): Likewise.
3154 (Symbol_table::add_from_pluginobj): Instantiate template.
3155 * symtab.h (Sized_pluginobj): Declare.
3156 (Symbol::in_real_elf): New function.
3157 (Symbol::set_in_real_elf): New function.
3158 (Symbol::in_real_elf_): New field.
3159 (Symbol_table::add_from_pluginobj): New function.
3161 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3162 (LIBDL): New variable.
3164 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3165 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3166 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3167 (MOSTLYCLEANFILES): Likewise.
3168 * testsuite/Makefile.in: Regenerate.
3169 * testsuite/plugin_test.c: New file.
3170 * testsuite/plugin_test_1.sh: New file.
3171 * testsuite/plugin_test_2.sh: New file.
3173 2008-09-16 Ian Lance Taylor <iant@google.com>
3175 * target-reloc.h (relocate_section): Check whether a symbol is
3176 defined by the ABI before reporting an undefined symbol error.
3177 * target.h (Target::is_defined_by_abi): Make parameter const.
3178 (Target::do_is_defined_by_abi): Likewise.
3179 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3180 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3181 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3182 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3183 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3184 * testsuite/Makefile.in: Rebuild.
3186 * fileread.cc (make_view): Add casts to avoid warning.
3188 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3190 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3191 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3193 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3195 * options.h (General_options::output_is_executable): New.
3196 (General_options::output_is_pie): New.
3197 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3198 for shared libraries.
3199 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3201 2008-09-11 Chris Demetriou <cgd@google.com>
3203 * options.h (origin): New -z option.
3204 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3205 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3208 2008-09-05 Cary Coutant <ccoutant@google.com>
3210 * fileread.cc (File_read::make_view): Add check for attempt to map
3213 2008-09-05 Cary Coutant <ccoutant@google.com>
3215 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3216 explicit instantiations.
3218 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3221 * options.cc (General_options::finalize): Allow undefined symbols
3222 in shlibs if linking -shared.
3225 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3226 symbols as not needing a dynsym entry.
3228 2008-08-20 Craig Silverstein <csilvers@google.com>
3230 * fileread.cc (File_read::open): Do not lock the file unless it
3231 was successfully opened.
3233 2008-08-14 Cary Coutant <ccoutant@google.com>
3235 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3236 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3237 * testsuite/tls_test.cc (struct int128): 128-bit struct
3238 for testing TLS relocs with non-zero addend.
3239 (v12): New TLS variable.
3241 (t_last): Add check for v12.
3242 * testsuite/tls_test.h (t12): New function.
3243 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3245 2008-08-13 Ian Lance Taylor <iant@google.com>
3247 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3248 set tls_segment_ or relro_segment_.
3249 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3251 * output.h (Output_section::clear_is_relro): New function.
3252 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3253 sections specially even when output_data_ is empty.
3254 (Output_segment::maximum_alignment): When first section is relro,
3255 only force alignment for PT_LOAD segments.
3256 * script.cc (script_data_segment_align): New function.
3257 (script_data_segment_relro_end): New function.
3258 * script-c.h (script_data_segment_align): Declare.
3259 (script_data_segment_relro_end): Declare.
3260 * script-sections.h (class Script_sections): Declare
3261 data_segment_align and data_segment_relro_end. Add fields
3262 segment_align_index_ and saw_relro_end_.
3263 * script-sections.cc (class Sections_element): Add set_is_relro
3264 virtual function. Add new bool* parameter to place_orphan_here.
3265 Add get_output_section virtual function.
3266 (class Output_section_definition): Add set_is_relro. Add new
3267 bool* parameter to place_orphan_here. Add get_output_section.
3268 Add is_relro_ field.
3269 (Output_section_definition::Output_section_definition): Initialize
3270 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3271 and is_relro_ fields.
3272 (Output_section_definition::place_orphan_here): Add is_relro
3274 (Output_section_definition::set_section_addresses): Set relro for
3276 (Output_section_definition::alternate_constraint): Likewise.
3277 (class Orphan_output_section): Add new bool* parameter to
3278 place_orphan_here. Add get_output_section.
3279 (Orphan_output_section::place_orphan_here): Add is_relro
3281 (Script_sections::Script_sections): Initialize
3282 data_segment_align_index_ and saw_relro_end_.
3283 (Script_sections::data_segment_align): New function.
3284 (Script_sections::data_segment_relro_end): New function.
3285 (Script_sections::place_orphan): Set or clear is_relro.
3286 (Script_sections::set_section_addresses): Force alignment of first
3288 * yyscript.y (exp): Call script_data_segment_align and
3289 script_data_segment_relro_end.
3290 * testsuite/relro_script_test.t: New file.
3291 * testsuite/relro_test.cc (using_script): Declare.
3292 (t1, t2): Test using_script.
3293 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3294 (relro_script_test_SOURCES): Define.
3295 (relro_script_test_DEPENDENCIES): Define.
3296 (relro_script_test_LDFLAGS): Define.
3297 (relro_script_test_LDADD): Define.
3298 (relro_script_test.so): New target.
3299 * testsuite/Makefile.in: Rebuild.
3301 2008-08-06 Cary Coutant <ccoutant@google.com>
3303 * archive.cc (Archive::total_archives, Archive::total_members)
3304 (Archive::total_members_loaded): New variables.
3305 (Archive::setup): Add parameter. Add option to preread
3307 (Archive::read_armap): Add counter.
3308 (Archive::get_file_and_offset): New function.
3309 (Archive::get_elf_object_for_member): New function.
3310 (Archive::read_all_symbols): New function.
3311 (Archive::read_symbols): New function.
3312 (Archive::add_symbols): Add counters.
3313 (Archive::include_all_members): Use armap to find members if it's
3315 (Archive::include_member): Skip reading symbols if already read.
3316 Factored code into Archive::get_file_and_offset and
3317 Archive::get_elf_object_for_member. Changed call to
3318 Mapfile::report_include_archive_member.
3319 (Archive::print_stats): New function.
3320 * archive.h: Declare Object and Read_symbols_data classes.
3321 (Archive::Archive): Add initializers for new members.
3322 (Archive::setup): Add parameter.
3323 (Archive::print_stats): New function.
3324 (Archive::total_archives, Archive::total_members)
3325 (Archive::total_members_loaded): New variables.
3326 (Archive::get_file_and_offset): New function.
3327 (Archive::get_elf_object_for_member): New function.
3328 (Archive::read_all_symbols): New function.
3329 (Archive::read_symbols): New function.
3330 (Archive::Archive_member): New class.
3331 (Archive::members_): New member.
3332 (Archive::num_members_): New member.
3333 * main.cc: Include archive.h.
3334 (main): Call Archive::print_stats.
3335 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3336 archive parameter; member_name is now the fully-decorated name.
3337 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3338 * options.h: (General_options): Add --preread-archive-symbols option.
3339 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3342 2008-08-04 Ian Lance Taylor <iant@google.com>
3344 * symtab.h (Symbol::use_plt_offset): New function.
3345 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3346 * powerpc.cc (Relocate::relocate): Likewise.
3347 * sparc.cc (Relocate::relocate): Likewise.
3348 * x86_64.cc (Relocate::relocate): Likewise.
3349 * testsuite/weak_plt.sh: New test.
3350 * testsuite/weak_plt_main.cc: New test.
3351 * testsuite/weak_plt_shared.cc: New test.
3352 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3353 (check_PROGRAMS): Add weak_plt.
3354 (check_DATA): Add weak_plt_shared.so.
3355 (weak_plt_main_pic.o, weak_plt): New targets.
3356 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3357 * testsuite/Makefile.in: Rebuild.
3359 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3361 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3362 * testsuite/Makefile.in: Rebuild.
3364 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3366 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3367 * Makefile.in: Regenerate.
3368 * po/POTFILES.in: Regenerate.
3370 2008-07-29 Ian Lance Taylor <iant@google.com>
3372 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3373 symbols before other symbols.
3374 * testsuite/script_test_2.cc (test_addr): Declare.
3375 (test_addr_alias): Declare.
3376 (main): Check that test_addr and test_addr_alias have the right
3378 * testsuite/script_test_2.t: Define test_addr_alias and
3381 2008-07-24 Ian Lance Taylor <iant@google.com>
3384 * descriptors.cc: New file.
3385 * descriptors.h: New file.
3386 * gold-threads.h (class Hold_optional_lock): New class.
3387 * fileread.cc: Include "descriptors.h".
3388 (File_read::~File_read): Release descriptor rather than closing
3390 (File_read::open) [file]: Call open_descriptor rather than open.
3391 Set is_descriptor_opened_.
3392 (File_read::open) [memory]: Assert that descriptor is not open.
3393 (File_read::reopen_descriptor): New function.
3394 (File_read::release): Release descriptor.
3395 (File_read::do_read): Make non-const. Reopen descriptor.
3396 (File_read::read): Make non-const.
3397 (File_read::make_view): Reopen descriptor.
3398 (File_read::do_readv): Likewise.
3399 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3400 Update declarations.
3401 * layout.cc: Include "descriptors.h".
3402 (Layout::create_build_id): Use open_descriptor rather than open.
3403 * output.cc: Include "descriptors.h".
3404 (Output_file::open): Use open_descriptor rather than open.
3405 * archive.cc (Archive::const_iterator): Change Archive to be
3407 (Archive::begin, Archive::end): Make non-const.
3408 (Archive::count_members): Likewise.
3409 * archive.h (class Archive): Update declarations.
3410 * object.h (Object::read): Make non-const.
3411 * Makefile.am (CCFILES): Add descriptors.cc.
3412 (HFILES): Add descriptors.h.
3413 * Makefile.in: Rebuild.
3416 * gold.h: Always include <clocale>. Add Solaris workarounds
3417 following code in binutils/sysdep.h.
3420 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3421 this->eh_frame_hdr_ is NULL before using it.
3423 * dynobj.cc (Versions::Versions): Update comment.
3425 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3426 the base version name.
3428 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3429 array size plus one.
3430 (Stringpool_template::set_string_offsets): Subtract one from key
3431 before using it as an array index.
3432 (Stringpool_template::get_offset_with_length): Likewise.
3433 (Stringpool_template::write_to_buffer): Likewise.
3434 * stringpool.h (Stringpool_template::get_offset_from_key):
3437 2008-07-23 Ian Lance Taylor <iant@google.com>
3440 * object.h (Merged_symbol_value::value): Do our best to handle a
3444 * script.cc (Version_script_info::get_versions): Don't add empty
3445 version tag to return value.
3446 (Version_script_info::get_symbol_version_helper): Change return
3447 type to bool. Add pversion parameter. Change all callers.
3448 (script_register_vers_node): Don't require a non-NULL tag.
3449 * script.h (class Version_script_info): Update declarations.
3450 (Version_script_info::get_symbol_version): Change return type to
3451 bool. Add version parameter. Change all callers.
3452 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3453 handling. Handle an empty version from a version script.
3454 (Symbol_table::define_special_symbol): Likewise.
3455 * testsuite/ver_test_10.script: New file.
3456 * testsuite/ver_test_10.sh: New file.
3457 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3458 (check_DATA): Add ver_test_10.syms.
3459 (ver_test_10.syms, ver_test_10.so): New target.
3460 * testsuite/Makefile.in: Rebuild.
3462 2008-07-23 Simon Baldwin <simonb@google.com>
3464 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3465 to zero for undefined symbols from dynamic libraries.
3467 2008-07-23 Ian Lance Taylor <iant@google.com>
3469 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3471 * symtab.h (class Symbol_table): Update declaration.
3472 * testsuite/ver_test_9.cc: New file.
3473 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3474 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3475 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3476 (ver_test_9.so, ver_test_9.o): New targets.
3477 * testsuite/Makefile.in: Rebuild.
3479 2008-07-22 Ian Lance Taylor <iant@google.com>
3481 * options.h (class General_options): Define --check-sections.
3482 * layout.cc (Layout::set_segment_offsets): Handle
3485 * options.h (class General_options): Define -n/--nmagic and
3487 * options.cc (General_options::finalize): For -n/--nmagic or
3488 -N/--omagic, set -static.
3489 * layout.cc (Layout::attach_allocated_section_to_segment): If
3490 -N/--omagic, don't put read-only and read-write sections in
3492 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3493 finding a read-only segment.
3494 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3495 don't set the minimum segment alignment to the common page size,
3496 and don't set the file offset to the address modulo the page size.
3497 * script-sections.cc (Script_sections::create_segments): If
3498 -n/--omagic, don't put read-only and read-write sections in
3501 * cref.cc: New file.
3503 * options.h (class General_options): Add --print-symbol-counts.
3504 * main.cc (main): Issue defined symbol report if requested.
3505 * archive.cc (Archive::interpret_header): Make into a const member
3507 (Archive::add_symbols): Call Input_objects::archive_start and
3509 (Archive::const_iterator): Define new class.
3510 (Archive::begin, Archive::end): New functions.
3511 (Archive::include_all_members): Rewrite to use iterator.
3512 (Archive::count_members): New function.
3513 * archive.h (class Archive): Update declarations.
3514 (Archive::filename): New function.
3515 * object.cc: Include "cref.h".
3516 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3517 (Sized_relobj::do_get_global_symbol_counts): New function.
3518 (Input_objects::add_object): Add object to cross-referencer.
3519 (Input_objects::archive_start): New function.
3520 (Input_objects::archive_stop): New function.
3521 (Input_objects::print_symbol_counts): New function.
3522 * object.h: Declare Cref and Archive.
3523 (Object::get_global_symbol_counts): New function.
3524 (Object::do_get_global_symbol_counts): New pure virtual function.
3525 (class Sized_relobj): Add defined_count_ field. Update
3527 (class Input_objects): Add cref_ field. Update constructor.
3528 Update declarations.
3529 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3531 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3533 (Sized_dynobj::do_get_global_symbol_counts): New function.
3534 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3535 defined_count_. Update declarations. Define Symbols typedef.
3536 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3537 parameter. Change all callers.
3538 (Symbol_table::add_from_dynobj): Add sympointers and defined
3539 parameters. Change all callers.
3540 * symtab.h (class Symbol_table): Update declarations.
3541 * Makefile.am (CCFILES): Add cref.cc.
3542 (HFILES): Add cref.h.
3543 * Makefile.in: Rebuild.
3545 2008-07-22 Simon Baldwin <simonb@google.com>
3547 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3548 to zero when writing undefined symbols.
3550 2008-07-22 Ian Lance Taylor <iant@google.com>
3552 * output.cc (Output_section::add_input_section): Don't try to
3553 merge empty merge sections.
3555 2008-07-21 Craig Silverstein <csilvers@google.com>
3557 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3558 Include symbol version in error message.
3560 2008-07-20 Chris Demetriou <cgd@google.com>
3562 * configure.ac (gold_cv_c_random_seed): New configured variable.
3563 (RANDOM_SEED_CFLAGS): New substituted variable.
3564 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3565 * configure: Rebuild.
3566 * Makefile.in: Likewise.
3567 * testsuite/Makefile.in: Likewise.
3569 2008-07-18 Ian Lance Taylor <iant@google.com>
3571 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3572 where we see NAME/NULL and NAME/VERSION as separate symbols.
3573 * testsuite/ver_test_main.cc (main): Call t4.
3574 (t4, t4_2a): Define.
3575 * testsuite/ver_test_2.cc (t4_2): Define.
3576 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3577 * testsuite/ver_test_4.cc (t4_2a): Define.
3578 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3579 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3581 2008-07-17 Ian Lance Taylor <iant@google.com>
3583 * dynobj.cc (Versions::add_def): If we give an error about a
3584 missing version, go ahead and create the version anyhow.
3586 2008-07-10 Ian Lance Taylor <iant@google.com>
3588 Handle output sections with more than 0x7fffffff bytes.
3589 * object.h (class Relobj): Change map_to_output_ to
3590 output_sections_, and just keep a section pointer. Change all
3591 uses. Move comdat group support to Sized_relobj.
3592 (Relobj::is_section_specially_mapped): Remove.
3593 (Relobj::output_section): Remove poff parameter. Change all
3595 (Relobj::output_section_offset): New function.
3596 (Relobj::set_section_offset): Rewrite.
3597 (Relobj::map_to_output): Remove.
3598 (Relobj::output_sections): New function.
3599 (Relobj::do_output_section_offset): New pure virtual function.
3600 (Relobj::do_set_section_offset): Likewise.
3601 (class Sized_relobj): Add section_offsets_ field. Add comdat
3602 group support from Relobj. Update declarations.
3603 (Sized_relobj::get_output_section_offset): New function.
3604 (Sized_relobj::do_output_section_offset): New function.
3605 (Sized_relobj::do_set_section_offset): New function.
3606 * object.cc (Relobj::output_section_address): Remove.
3607 (Sized_relobj::Sized_relobj): Initialize new fields.
3608 (Sized_relobj::include_section_group): Cast find_kept_object to
3610 (Sized_relobj::include_linkonce_section): Likewise.
3611 (Sized_relobj::do_layout): Use separate arrays for output section
3613 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3615 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3616 output_sections and section_offsets.
3617 (Sized_relobj::write_local_symbols): Likewise.
3618 (map_to_kept_section): Compute output address directly.
3619 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3620 output_sections and section_offsets.
3621 (Sized_relobj::write_sections): Likewise.
3622 (Sized_relobj::relocate_sections): Likewise.
3623 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3624 * output.h (class Output_reloc): Update declarations. Change
3625 u2_.relobj to Sized_relobj*.
3626 (class Output_data_reloc): Change add functions to use
3628 * output.cc (Output_reloc::Output_reloc): Change relobj to
3630 (Output_reloc::local_section_offset): Change return type to
3631 Elf_Addr. Use get_output_section_offset.
3632 (Output_reloc::get_address): Likewise.
3633 (Output_section::is_input_address_mapped): Don't call
3634 is_section_specially_mapped.
3635 (Output_section::output_offset): Likewise.
3636 (Output_section::output_address): Likewise.
3637 (Output_section::starting_output_address): Likewise.
3638 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3639 parameter to Sized_relobj*.
3640 (Copy_relocs::need_copy_reloc): Likewise.
3641 (Copy_relocs::save): Likewise.
3642 * copy-relocs.h (class Copy_relocs): Update declarations.
3643 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3644 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3645 * target-reloc.h (relocate_for_relocatable): Change
3646 offset_in_output_section type to Elf_Addr. Change code that uses
3648 * layout.cc (Layout::layout): Always set *off.
3649 * mapfile.cc (Mapfile::print_input_section): Use
3650 output_section_offset.
3651 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3653 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3654 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3655 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3657 2008-07-03 Ian Lance Taylor <iant@google.com>
3659 * layout.cc (Layout::include_section): Do not discard unrecognized
3660 SHT_STRTAB sections.
3662 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3664 * script.cc (Lex::can_continue_name): Make '?' allowable in
3665 version-script names.
3666 * testsuite/version_script.map: Change glob pattern to use '?'
3668 2008-06-30 Manish Singh <yosh@gimp.org>
3671 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3674 2008-06-30 Ian Lance Taylor <iant@google.com>
3678 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3679 versions]: Don't try to read the value in the contents, since we
3680 don't use it. Use the template endianness when writing.
3682 2008-06-25 Cary Coutant <ccoutant@google.com>
3684 * fileread.cc (File_read::make_view): Assert on zero-length view.
3685 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3686 symbol table when there are no symbols to read.
3688 2008-06-23 Craig Silverstein <csilvers@google.com>
3690 * version.cc (version_string): Bump to 1.7
3692 2008-06-18 Craig Silverstein <csilvers@google.com>
3694 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3695 constant 0xFFFF to type Valtype.
3696 (Powerpc_relocate_functions::rel16_ha): Likewise.
3698 2008-06-17 Ian Lance Taylor <iant@google.com>
3700 * output.h (Output_section::Input_section): Initialize p2align_ to
3701 zero for Output_section_data constructors.
3702 (Output_section::Input_section::addralign): If not an input
3703 section, return the alignment of the Output_section_data.
3704 * testsuite/copy_test.cc: New file.
3705 * testsuite/copy_test_1.cc: New file.
3706 * testsuite/copy_test_2.cc: New file.
3707 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3708 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3709 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3710 (copy_test_1_pic.o, copy_test_1.so): New targets.
3711 (copy_test_2_pic.o, copy_test_2.so): New targets.
3712 * testsuite/Makefile.in: Rebuild.
3714 * script-sections.cc (Script_sections::place_orphan): Initialize
3715 local variable exact.
3717 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3719 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3721 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3722 David S. Miller <davem@davemloft.net>
3724 * powerpc.cc: New file.
3725 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3726 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3727 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3728 * Makefile.in: Rebuild.
3730 2008-06-09 Ian Lance Taylor <iant@google.com>
3732 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3734 (throwing, orig_terminate): New static variables.
3735 (terminate_handler): New static function.
3736 (t2): Set terminate handler.
3738 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3741 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3744 2008-05-30 Cary Coutant <ccoutant@google.com>
3746 * archive.cc (Archive::include_all_members) Correct to step
3747 over symbol table and extended name table in thin archives.
3749 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3752 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3755 2008-05-28 Caleb Howe <cshowe@google.com>
3757 * reduced_debug_output.cc: New file.
3758 * reduced_debug_output.h: New file.
3759 * options.h (class General_options): Add --strip-debug-non-line.
3760 * options.cc (General_options::finalize): Add strip_debug_non_line
3761 to the strip heirarchy.
3762 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3764 * layout.cc: Include "reduced_debug_output.h".
3765 (Layout::Layout): Initialize new fields.
3766 (line_only_debug_sections): New static array.
3767 (is_lines_only_debug_sections): New static inline function.
3768 (Layout::include_section): Handle --strip-debug-non-line.
3769 (Layout::make_output_section): If --strip-debug-non-line, build
3770 new output sections for .debug_abbrev and .debug_info.
3771 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3772 gold. Warn about possible overflow.
3773 (read_signed_LEB_128): Likewise.
3774 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3775 (read_signed_LEB_128): Declare.
3776 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3777 (HFILES): Add reduced_debug_output.h.
3778 * Makefile.in: Rebuild.
3780 2008-05-21 Ian Lance Taylor <iant@google.com>
3782 * mapfile.cc: New file.
3783 * mapfile.h: New file.
3784 * options.h (class General_options): Add -M/--print-map and -Map.
3785 * options.cc (General_options::finalize): Make -M equivalent to
3787 * main.cc: Include <cstdio> and "mapfile.h".
3788 (main): Open mapfile if requested.
3789 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3790 constructor. Change caller.
3791 (queue_initial_tasks): Add mapfile parameter. Change caller.
3792 (queue_middle_tasks): Likewise.
3793 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3795 * archive.cc: Include "mapfile.h".
3796 (Archive::add_symbols): Add mapfile parameter. Change all
3797 callers. Pass mapfile, symbol, and reason to include_member.
3798 (Archive::include_all_members): Add mapfile parameter. Change all
3800 (Archive::include_member): Add mapfile, sym, and why parameters.
3801 Change all callers. Report inclusion to map file.
3802 * archive.h: Include "fileread.h".
3803 (class Archive): Update declarations.
3804 (Archive::file): New const method.
3805 (class Add_archive_symbols): Add mapfile_ field. Update
3806 constructor. Change all callers.
3807 * readsyms.h (class Read_symbols): Likewise.
3808 (class Finish_group): Likewise.
3809 (class Read_script): Likewise.
3810 * common.cc: Include "mapfile.h".
3811 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3813 (Symbol_table::do_allocate_commons): Likewise.
3814 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3815 symbol allocation to mapfile.
3816 * common.h (class Allocate_commons_task): Add mapfile_ field.
3817 Update constructor. Change all callers.
3818 * symtab.h (class Symbol_table): Update declarations.
3819 * layout.cc: Include "mapfile.h".
3820 (Layout_task_runner::run): Print information to mapfile.
3821 (Layout::create_gold_note): Change Output_data_fixed_space to
3822 Output_data_zero_fill.
3823 (Layout::create_build_id): Likewise.
3824 (Layout::print_to_mapfile): New function.
3825 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3826 constructor. Change caller.
3827 (class Layout): Declare print_to_mapfile.
3828 * output.cc (Output_section::Input_section::print_to_mapfile): New
3830 (Output_section::add_input_section): If producing a map, always
3831 add to input_sections_ list.
3832 (Output_section::do_print_to_mapfile): New function.
3833 (Output_segment::print_sections_to_mapfile): New function.
3834 (Output_segment::print_section_list_to_mapfile): New function.
3835 * output.h: Include "mapfile.h".
3836 (Output_data::print_to_mapfile): New function.
3837 (Output_data::do_print_to_mapfile): New virtual function.
3838 (Output_segment_headers::do_print_to_mapfile): New function.
3839 (Output_file_header::do_print_to_mapfile): New function.
3840 (Output_data_const::do_print_to_mapfile): New function.
3841 (class Output_data_const_buffer): Add map_name_ field. Update
3842 constructor. Change all callers. Add do_print_to_mapfile
3844 (class Output_data_fixed_space): Likewise.
3845 (class Output_data_space): Likewise.
3846 (class Output_data_zero_fill): New class.
3847 (Output_data_strtab::do_print_to_mapfile): New function.
3848 (Output_data_reloc_base::do_print_to_mapfile): New function.
3849 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3850 (Output_data_group::do_print_to_mapfile): New function.
3851 (Output_data_got::do_print_to_mapfile): New function.
3852 (Output_data_dynamic::do_print_to_mapfile): New function.
3853 (Output_symtab_xindex::do_print_to_mapfile): New function.
3854 (class Output_section): Declare do_print_to_mapflie. Declare
3855 print_to_mapfile in Input_section.
3856 (class Output_segment): Declare new functions.
3857 * object.h (Sized_relobj::symbol_count): New function.
3858 * script-sections.cc
3859 (Output_section_element_dot_assignment::set_section_addresses):
3860 Change Output_data_fixed_space to Output_data_zero_fill.
3861 (Output_data_expression::do_print_to_mapfile): New function.
3862 * script.cc (read_input_script): Add mapfile parameter. Change
3864 * script.h (read_input_script): Update declaration.
3865 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3866 (Eh_frame::do_print_to_mapfile): New function.
3867 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3868 (Output_merge_string::do_print_to_mapfile): New function.
3869 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3871 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3873 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3875 * Makefile.am (CCFILES): Add mapfile.cc.
3876 (HFILES): Add mapfile.h.
3877 * Makefile.in: Rebuild.
3879 2008-05-19 Ian Lance Taylor <iant@google.com>
3881 * options.h (class General_options): Add -z relro.
3882 * layout.cc (Layout::Layout): Initialize relro_segment_.
3883 (Layout::add_output_section_data): Return the output section.
3884 (Layout::make_output_section): Rcognize relro sections and mark
3886 (Layout::attach_allocated_section_to_segment): Put relro sections
3887 in a PT_GNU_RELRO segment.
3888 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3890 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3892 (Layout::linkonce_mapping): Map d.rel.ro.local to
3894 (Layout::output_section_name): Us .data.rel.ro.local for any
3895 section which begins with that.
3896 * layout.h (class Layout): Update add_output_section_data
3897 declaration. Add relro_segment_ field.
3898 * output.cc (Output_section::Output_section): Initialize is_relro_
3899 and is_relro_local_ fields.
3900 (Output_segment::add_output_section): Group relro sections.
3901 (Output_segment::is_first_section_relro): New function.
3902 (Output_segment::maximum_alignment): If there is a relro section,
3903 align the segment to the common page size.
3904 (Output_segment::set_section_addresses): Track whether we are
3905 looking at relro sections. If the last section is a relro
3906 section, align to the common page size.
3907 (Output_segment::set_section_list_addresses): Add in_relro
3908 parameter. Change all callers. Align to the page size when
3909 moving from relro to non-relro section.
3910 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3912 * output.h (class Output_section): Add is_relro_ and
3913 is_relro_local_ fields.
3914 (Output_section::is_relro): New function.
3915 (Output_section::set_is_relro): New function.
3916 (Output_section::is_relro_local): New function.
3917 (Output_section::set_is_relro_local): New function.
3918 (class Output_segment): Update declarations.
3919 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3920 * sparc.cc (Target_sparc::got_section): Likewise.
3921 * x86_64.cc (Target_x86_64::got_section): Likewise.
3922 * testsuite/relro_test_main.cc: New file.
3923 * testsuite/relro_test.cc: New file.
3924 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3925 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3926 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3927 (relro_test.so, relro_test_pic.o): New targets.
3928 * testsuite/Makefile.in: Rebuild.
3930 2008-05-16 Ian Lance Taylor <iant@google.com>
3932 * output.cc (Output_segment::add_output_section): Remove front
3934 * output.h (class Output_segment): Remove
3935 add_initial_output_section and overloaded add_output_section.
3936 Update declaration of remaining add_output_section.
3937 * layout.cc (Layout::create_interp): Call add_output_section
3938 rather than add_initial_output_section.
3939 (Layout::finish_dynamic_section): Likewise.
3941 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3942 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3943 know the dynamic type.
3944 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3945 field. Initialize it in constructor.
3946 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3947 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3948 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3951 * output.cc (Output_reloc::get_address): Change return type to
3953 * output.h (class Output_reloc): Update get_address declaration.
3954 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3955 for section addresses.
3957 2008-05-09 Ian Lance Taylor <iant@google.com>
3960 * gold.cc (gold_nomem): Use return value of write.
3962 2008-05-08 Ian Lance Taylor <iant@google.com>
3964 * symtab.c (Symbol::init_base_output_data): Add version
3965 parameter. Change all callers.
3966 (Symbol::init_base_output_segment): Likewise.
3967 (Symbol::init_base_constant): Likewise.
3968 (Symbol::init_base_undefined): Likewise.
3969 (Sized_symbol::init_output_data): Likewise.
3970 (Sized_symbol::init_output_segment): Likewise.
3971 (Sized_symbol::init_constant): Likewise.
3972 (Sized_symbol::init_undefined): Likewise.
3973 (Symbol_table::do_define_in_output_data): If the new symbol has a
3974 version, mark it as the default.
3975 (Symbol_table::do_define_in_output_segment): Likewise.
3976 (Symbol_table::do_define_as_constant): Likewise.
3977 * symtab.h (class Symbol): Update declarations.
3978 (class Sized_symbol): Likewise.
3979 * resolve.cc (Symbol::override_version): New function.
3980 (Symbol::override_base): Call override_version.
3981 (Symbol::override_base_with_special): Likewise.
3982 * testsuite/ver_script_8.script: New file.
3983 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3984 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3985 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3986 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3988 2008-05-06 Ian Lance Taylor <iant@google.com>
3991 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3993 (class General_options): Remove existing --undefined, and add
3994 --no-undefined instead. Add new --undefined as synonym for -u.
3995 * archive.cc (Archive::add_symbols): Check whether symbol was
3997 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3998 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3999 all uses. Add IS_UNDEFINED. Update declarations to split
4000 different versions of init_base. Declare init_base_undefined.
4001 (Symbol::is_defined): Handle IS_UNDEFINED.
4002 (Symbol::is_undefined): Likewise.
4003 (Symbol::is_weak_undefined): Call is_undefined.
4004 (Symbol::is_absolute): Handle IS_CONSTANT.
4005 (class Sized_symbol): Update declarations to split different
4006 versions of init. Declare init_undefined.
4007 (class Symbol_table): Declare new functions.
4008 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4010 (Symbol::init_base_output_data): Likewise.
4011 (Symbol::init_base_output_segment): Likewise.
4012 (Symbol::init_base_constant): Likewise.
4013 (Symbol::init_base_undefined): New function.
4014 (Sized_symbol::init_object): Rename from init. Change all
4016 (Sized_symbol::init_output_data): Likewise.
4017 (Sized_symbol::init_output_segment): Likewise.
4018 (Sized_symbol::init_constant): Likewise.
4019 (Sized_symbol::init_undefined): New function.
4020 (Symbol_table::add_undefined_symbols_from_command_line): New
4022 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4024 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4025 (Symbol::output_section): Likewise.
4026 (Symbol::set_output_section): Likewise.
4027 (Symbol_table::sized_finalize_symbol): Likewise.
4028 (Symbol_table::sized_write_globals): Likewise.
4029 * resolve.cc (Symbol_table::should_override): Likewise.
4030 (Symbol::override_base_with_special): Likewise.
4032 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4033 symbol, change it to have default visibility.
4034 * testsuite/protected_1.cc: New file.
4035 * testsuite/protected_2.cc: New file.
4036 * testsuite/protected_3.cc: New file.
4037 * testsuite/protected_main_1.cc: New file.
4038 * testsuite/protected_main_2.cc: New file.
4039 * testsuite/protected_main_3.cc: New file.
4040 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4041 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4042 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4043 (protected_1.so): New target.
4044 (protected_1_pic.o, protected_2_pic.o): New targets.
4045 (protected_3_pic.o): New target.
4046 (check_PROGRAMS): Add protected_2.
4047 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4048 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4049 * testsuite/Makefile.in: Rebuild.
4051 * options.h (DEFINE_var): Add set_user_set_##varname__.
4052 (DEFINE_bool_alias): New macro.
4053 (class General_options): Define -Bstatic using DEFINE_bool_alias
4054 rather than DEFINE_special. Add --undefined as an alias for -z
4056 * options.cc (General_options::parse_Bstatic): Remove.
4058 * options.h (class General_options): Add --fatal-warnings.
4059 * main.cc (main): Implement --fatal-warnings.
4060 * errors.h (Errors::warning_count): New function.
4062 * options.h (class General_options): Add -Bsymbolic-functions.
4063 * symtab.h (Symbol::is_preemptible): Check for
4064 -Bsymbolic-functions.
4066 2008-05-05 Ian Lance Taylor <iant@google.com>
4068 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4069 as noVARNAME rather than no-VARNAME.
4070 (class General_options): Add option -z combreloc.
4071 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4073 (Output_reloc::sort_before) [SHT_REL]: New function.
4074 (Output_reloc::sort_before) [SHT_RELA]: New function.
4075 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4076 Sort_relocs_comparison.
4077 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4078 parameter. Change all callers.
4079 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4080 sort_relocs parameter. Change all callers.
4081 * output.cc (Output_reloc::get_address): New function, broken out
4083 (Output_reloc::write_rel): Call it.
4084 (Output_reloc::compare): New function.
4085 (Output_data_reloc_base::do_write): Optionally sort relocs.
4087 * configure.ac: If targ_extra_obj is set, link it in.
4088 * configure.tgt: Initialize all variables.
4089 (x86_64*): Set targ_extra_obj and targ_extra_size.
4090 * configure: Rebuild.
4092 * object.cc (Sized_relobj::include_section_group): Adjust section
4093 indexes read from group data. Build vector to pass to
4095 * layout.cc (Layout::layout_group): Add flags and shndxes
4096 parameters. Remove contents parameter. Change caller. Update
4097 explicit instantiations.
4098 * layout.h (class Layout): Update layout_group declaration.
4099 * output.cc (Output_data_group::Output_data_group): Add flags and
4100 input_shndxes parameters. Remove contents parameter. Change
4102 (Output_data_group::do_write): Change input_sections_ to
4104 * output.h (class Output_data_group): Update constructor
4105 declaration. Rename input_sections_ to input_shndxes_.
4106 * testsuite/many_sections_test.cc: Add template.
4108 2008-04-30 Cary Coutant <ccoutant@google.com>
4110 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4112 * layout.cc (Layout::include_section): Refactored check for debug
4114 (Layout::add_comdat): Add new parameters. Change type
4115 of signature parameter. Add object and shndx to signatures table.
4116 (Layout::find_kept_object): New function.
4117 * layout.h: Include <cstring>.
4118 (Layout::is_debug_info_section): New function.
4119 (Layout::add_comdat): Add new parameters.
4120 (Layout::find_kept_object): New function.
4121 (Layout::Kept_section): New struct.
4122 (Layout::Signatures): Change type of map range.
4123 * object.cc (Relobj::output_section_address): New function.
4124 (Sized_relobj::include_section_group): Add new parameters. Change
4125 calls to Layout::add_comdat. Change to build table of kept comdat
4126 groups and table mapping discarded sections to kept sections.
4127 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4128 (Sized_relobj::do_layout): Change calls to include_section_group and
4129 include_linkonce_section.
4130 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4131 value to zero when section is discarded.
4132 (Sized_relobj::map_to_kept_section): New function.
4133 * object.h (Relobj::output_section_address): New function.
4134 (Relobj::Comdat_group): New type.
4135 (Relobj::find_comdat_group): New function.
4136 (Relobj::Comdat_group_table): New type.
4137 (Relobj::Kept_comdat_section): New type.
4138 (Relobj::Kept_comdat_section_table): New type.
4139 (Relobj::add_comdat_group): New function.
4140 (Relobj::set_kept_comdat_section): New function.
4141 (Relobj::get_kept_comdat_section): New function.
4142 (Relobj::comdat_groups_): New field.
4143 (Relobj::kept_comdat_sections_): New field.
4144 (Symbol_value::input_value): Update comment.
4145 (Sized_relobj::map_to_kept_section) New function.
4146 (Sized_relobj::include_linkonce_section): Add new parameter.
4147 * target-reloc.h (Comdat_behavior): New type.
4148 (get_comdat_behavior): New function.
4149 (relocate_section): Add code to map a discarded section to the
4150 corresponding kept section when applying a relocation.
4152 2008-04-30 Craig Silverstein <csilvers@google.com>
4154 * dwarf_reader.cc (next_generation_count): New static var.
4155 (Addr2line_cache_entry): New struct.
4156 (addr2line_cache): New static var.
4157 (Dwarf_line_info::one_addr2line): Added caching.
4158 (Dwarf_line_info::clear_addr2line_cache): New function.
4159 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4160 cache-size parameter.
4161 (Dwarf_line_info::one_addr2line_cache): New function.
4162 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4163 new cache-size argument to one_addr2line(), and clear cache.
4165 2008-04-28 Cary Coutant <ccoutant@google.com>
4167 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4168 R_386_PC8 relocations.
4170 2008-04-23 Ian Lance Taylor <iant@google.com>
4172 * object.cc (Sized_relobj::include_section_group): Check for
4173 invalid section group.
4175 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4178 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4179 than read for file header.
4180 * archive.cc (Archive::include_member): Likewise.
4182 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4184 * aclocal.m4: Regenerate.
4185 * configure: Regenerate.
4187 2008-04-19 Ian Lance Taylor <iant@google.com>
4189 * version.cc (version_string): Bump to 1.6.
4191 * testsuite/Makefile.am (many_sections_r_test): New target.
4192 (many_sections_r_test_SOURCES): Remove.
4193 (many_sections_r_test_DEPENDENCIES): Remove.
4194 (many_sections_r_test_LDFLAGS): Remove.
4195 (many_sections_r_test_LDADD): Remove.
4197 * object.cc (Sized_relobj::do_add_symbols): Always pass
4198 local_symbol_count_ to add_from_relobj.
4200 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4201 every thousand variables.
4202 * testsuite/Makefile.in: Rebuild.
4204 * object.cc (Xindex::initialize_symtab_xindex): New function.
4205 (Xindex::read_symtab_xindex): New function.
4206 (Xindex::sym_xindex_to_shndx): New function.
4207 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4209 (Sized_relobj::do_initialize_xindex): New function.
4210 (Sized_relobj::do_read_symbols): Adjust section links.
4211 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4212 parameter. Change all callers.
4213 (Sized_relobj::include_section_group): Adjust section links and
4214 symbol section indexes.
4215 (Sized_relobj::do_layout): Adjust section links.
4216 (Sized_relobj::do_count_local_symbols): Adjust section links and
4217 symbol section indexes.
4218 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4219 ordinary and special symbols.
4220 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4221 dynsym_xindex parameters. Change all callers. Adjust section
4222 links. Use SHN_XINDEX when needed.
4223 (Sized_relobj::get_symbol_location_info): Adjust section links.
4224 Don't get fooled by special symbols.
4225 * object.h (class Xindex): Define.
4226 (class Object): Add xindex_ parameter. Declare virtual functoin
4227 do_initialize_xindex.
4228 (Object::adjust_sym_shndx): New function.
4229 (Object::set_xindex): New protected function.
4230 (class Symbol_value): Add is_ordinary_shndx_ field.
4231 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4232 (Symbol_value::value): Assert ordinary section.
4233 (Symbol_value::initialize_input_to_output_map): Likewise.
4234 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4236 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4238 (class Sized_relobj): Update declarations.
4239 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4240 parameter. Change all callers.
4241 (Sized_relobj::adjust_shndx): New function.
4242 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4244 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4245 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4246 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4247 (Sized_dynobj::read_dynsym_section): Adjust section links.
4248 (Sized_dynobj::read_dynamic): Likewise.
4249 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4251 (Sized_dynobj::do_initialize_xindex): New function.
4252 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4253 do_initialize_xindex.
4254 (Sized_dynobj::adjust_shndx): New function.
4255 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4256 dynsym_xindex_ fields.
4257 (Layout::finalize): Add a call to set_section_indexes before
4258 creating the symtab sections.
4259 (Layout::set_section_indexes): Don't do anything if the section
4260 already has a section index.
4261 (Layout::create_symtab_sections): Add shnum parameter. Change
4262 caller. Create .symtab_shndx section if needed.
4263 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4265 (Layout::allocated_output_section_count): New function.
4266 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4268 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4269 fields. Update declarations.
4270 (Layout::symtab_xindex): New function.
4271 (Layout::dynsym_xindex): New function.
4272 (class Write_symbols_task): Add layout_ field.
4273 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4275 * output.cc (Output_section_headers::Output_section_headers): Add
4276 shstrtab_section parameter. Change all callers.
4277 (Output_section_headers::do_sized_write): Store overflow values
4278 for section count and section string table section index in
4279 section header zero.
4280 (Output_file_header::do_sized_write): Check for overflow of
4281 section count and section string table section index.
4282 (Output_symtab_xindex::do_write): New function.
4283 (Output_symtab_xindex::endian_do_write): New function.
4284 * output.h (class Output_section_headers): Add shstrtab_section_.
4285 Update declarations.
4286 (class Output_symtab_xindex): Define.
4287 (Output_section::has_out_shndx): New function.
4288 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4290 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4292 (Sized_symbol::init): Likewise.
4293 (Symbol::output_section): Check for ordinary symbol.
4294 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4295 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4297 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4298 Change all callers. Simplify handling of symbols from sections
4299 not included in the link.
4300 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4302 (Weak_alias_sorter::operator()): Assert that symbols are
4304 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4306 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4307 parameters. Change all callers.
4308 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4309 symbol distinction. Use SHN_XINDEX when needed.
4310 (Symbol_table::write_section_symbol): Add symtab_xindex
4311 parameter. Change all callers.
4312 (Symbol_table::sized_write_section_symbol): Likewise. Use
4313 SHN_XINDEX when needed.
4314 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4316 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4317 (Symbol::is_defined): Check is_ordinary.
4318 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4319 (Symbol::is_absolute, Symbol::is_common): Likewise.
4320 (class Sized_symbol): Update declarations.
4321 (class Symbol_table): Update declarations.
4322 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4323 parameters. Change all callers.
4324 (Sized_symbol::override): Likewise.
4325 (Symbol_table::override): Likewise.
4326 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4327 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4328 is_ordinary, and orig_st_shndx parameters. Change all callers.
4329 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4330 to be in an ordinary section.
4331 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4332 object and is_ordinary parameters. Change all callers.
4333 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4334 Change all callers. Don't add undefined or non-ordinary symbols
4336 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4338 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4340 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4341 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4342 (Sized_relobj::relocate_sections): Likewise.
4343 * target-reloc.h (scan_relocs): Adjust section symbol index.
4344 (scan_relocatable_relocs): Likewise.
4345 * i386.cc (Scan::local): Check for ordinary symbols.
4346 * sparc.cc (Scan::local): Likewise.
4347 * x86_64.cc (Scan::local): Likewise.
4348 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4349 to symbol_section_and_value.
4350 * testsuite/many_sections_test.cc: New file.
4351 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4352 (check_PROGRAMS): Add many_sections_test.
4353 (many_sections_test_SOURCES): Define.
4354 (many_sections_test_DEPENDENCIES): Define.
4355 (many_sections_test_LDFLAGS): Define.
4356 (BUILT_SOURCES): Add many_sections_define.h.
4357 (many_sections_define.h): New target.
4358 (BUILT_SOURCES): Add many_sections_check.h.
4359 (many_sections_check.h): New target.
4360 (check_PROGRAMS): Add many_sections_r_test.
4361 (many_sections_r_test_SOURCES): Define.
4362 (many_sections_r_test_DEPENDENCIES): Define.
4363 (many_sections_r_test_LDFLAGS): Define.
4364 (many_sections_r_test_LDADD): Define.
4365 (many_sections_r_test.o): New target.
4366 * testsuite/Makefile.in: Rebuild.
4368 2008-04-17 Cary Coutant <ccoutant@google.com>
4370 * errors.cc (Errors::info): New function.
4371 (gold_info): New function.
4372 * errors.h (Errors::info): New function.
4373 * gold.h (gold_info): New function.
4374 * object.cc (Input_objects::add_object): Print trace output.
4375 * options.cc (options::parse_set): New function.
4376 (General_options::parse_wrap): Deleted.
4377 (General_options::General_options): Deleted initializer.
4378 * options.h (options::String_set): New typedef.
4379 (options::parse_set): New function.
4380 (DEFINE_set): New macro.
4381 (General_options::wrap): Changed to use DEFINE_set. Changed
4382 callers of any_wrap_symbols and is_wrap_symbol.
4383 (General_options::trace, General_options::trace_symbol):
4385 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4386 (General_options::wrap_symbols_): Deleted.
4387 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4389 2008-04-17 David S. Miller <davem@davemloft.net>
4391 * options.cc (General_options::parse_V): New function.
4392 * options.h: Add entries for -V and -Qy.
4394 2008-04-17 Ian Lance Taylor <iant@google.com>
4396 * common.cc (Symbol_table::allocate_commons): Remove options
4397 parameter. Change caller.
4398 (Symbol_table::do_allocate_commons): Remove options parameter.
4399 Change caller. Just call do_allocate_commons_list twice.
4400 (Symbol_table::do_allocate_commons_list): New function, broken out
4401 of do_allocate_commons.
4402 * common.h (class Allocate_commons_task): Remove options_ field.
4404 * symtab.cc (Symbol_table::Symbol_table): Initialize
4406 (Symbol_table::add_from_object): Put TLS common symbols on
4408 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4409 which are IN_OUTPUT_DATA.
4410 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4411 allocate_commons and do_allocate_commons declarations. Declare
4412 do_allocate_commons_list.
4413 * gold.cc (queue_middle_tasks): Update creation of
4414 Allocate_commons_task to not pass options.
4415 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4416 (TLS_TEST_C_FLAGS): New variable.
4417 (tls_test_c_pic.o): New target.
4418 (tls_test_shared.so): Link in tls_test_c_pic.o.
4419 (tls_test_c_pic_ie.o): New target.
4420 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4421 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4422 (tls_test_c.o): New target.
4423 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4424 (tls_pic_test_LDADD): Likewise.
4425 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4426 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4427 (tls_test_c_gnu2.o): New target.
4428 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4430 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4431 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4432 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4433 * testsuite/tls_test.cc: Include "config.h".
4434 (t_last): Call t11_last.
4435 * testsuite/tls_test.h (t11, t11_last): Declare.
4436 * testsuite/tls_test_c.c: New file.
4437 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4438 * configure.ac: Check for OpenMP support.
4439 * configure, config.in, Makefile.in: Rebuild.
4440 * testsuite/Makefile.in: Rebuild.
4442 2008-04-16 Cary Coutant <ccoutant@google.com>
4444 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4445 (Target_i386::tls_base_symbol_defined_): New field.
4446 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4447 (Target_i386::Scan::global): Likewise.
4448 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4449 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4450 (Target_x86_64::tls_base_symbol_defined_): New field.
4451 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4452 (Target_x86_64::Scan::global): Likewise.
4454 2008-04-16 Cary Coutant <ccoutant@google.com>
4456 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4457 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4458 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4459 building shared libraries.
4460 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4461 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4462 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4463 * testsuite/Makefile.in: Rebuild.
4464 * testsuite/weak_undef.h: New file.
4465 * testsuite/weak_undef_file1.cc: Add extra test cases.
4466 * testsuite/weak_undef_file2.cc: Likewise.
4467 * testsuite/weak_undef_test.cc: Likewise.
4469 2008-04-16 David S. Miller <davem@davemloft.net>
4471 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4472 Add issued_non_pic_error_ field. Declare check_non_pic.
4473 (Target_sparc::Scan::check_non_pic): New function.
4474 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4475 (Target_sparc::Scan::global): Likewise.
4477 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4478 * configure: Rebuild.
4480 * options.h (DEFINE_enable): New macro.
4481 (new_dtags): New enable option.
4482 (initfirst, interpose, loadfltr, nodefaultlib,
4483 nodelete, nodlopen, nodump): New -z options.
4484 * layout.cc (Layout:finish_dynamic_section): If new
4485 dtags enabled, emit DT_RUNPATH. Also, emit a
4486 DT_FLAGS_1 containing any specified -z flags.
4488 2008-04-16 Ian Lance Taylor <iant@google.com>
4490 * copy-relocs.cc: New file.
4491 * copy-relocs.h: New file.
4492 * reloc.cc: Remove Copy_relocs code.
4493 * reloc.h: Likewise.
4494 * reloc-types.h (struct Reloc_types) [both versions]: Add
4495 get_reloc_addend_noerror.
4496 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4497 variants of add_global which take an addend which must be zero.
4498 * i386.cc: Include "copy-relocs.h".
4499 (class Target_i386): Change type of copy_relocs_ to variable,
4501 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4503 (Target_i386::do_finalize_sections): Change handling of
4505 * sparc.cc: Include "copy-relocs.h".
4506 (class Target_sparc): Change type of copy_relocs_ to variable,
4508 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4510 (Target_sparc::do_finalize_sections): Change handling of
4512 * x86_64.cc: Include "copy-relocs.h".
4513 (class Target_x86_64): Change type of copy_relocs_ to variable,
4515 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4516 class. Change all callers.
4517 (Target_x86_64::do_finalize_sections): Change handling of
4519 * Makefile.am (CCFILES): Add copy-relocs.cc.
4520 (HFILES): Add copy-relocs.h.
4522 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4524 * testsuite/script_test_4.sh: Permit leading zeroes.
4526 2008-04-15 Ian Lance Taylor <iant@google.com>
4528 * script-sections.cc (Script_sections::create_segments): Use
4529 header_size_adjustment even when there is enough room for the
4531 * testsuite/script_test_4.sh: New file.
4532 * testsuite/script_test_4.t: New file.
4533 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4534 (check_DATA): Add script_test_4.stdout.
4535 (MOSTLYCLEANFILES): Likewise.
4536 (script_test_4): New target.
4537 (script_test_4.stdout): New target.
4538 * testsuite/Makefile.in: Rebuild.
4540 * sparc.cc: Add definitions for Output_data_plt_sparc class
4543 2008-04-14 David S. Miller <davem@davemloft.net>
4545 * sparc.cc: New file.
4546 * Makefile.am (TARGETSOURCES): Add sparc.cc
4547 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4548 * configure.tgt: Document targ_extra_size and
4549 targ_extra_big_endian. Add entries for sparc-* and
4551 * configure.ac: Handle targ_extra_size and
4552 targ_extra_big_endian.
4553 * Makefile.in: Rebuild.
4554 * configure: Likewise.
4555 * po/POTFILES.in: Likewise.
4556 * po/gold.pot: Likewise.
4558 2008-04-14 Ian Lance Taylor <iant@google.com>
4560 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4561 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4562 in the name/type/flags to section mapping. Don't call
4563 allocate_output_section.
4564 (Layout::choose_output_section): Change parameter from adjust_name
4565 to is_input_section. Don't permit input sections after sections
4566 are attached to segments. Don't call allocate_output_section.
4567 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4568 not write_enable_output_section.
4569 (Layout::make_output_section): Don't push to
4570 unattached_section_list_ nor call attach_to_segment. Call
4571 attach_section_to_segment if sections are attached.
4572 (Layout::attach_sections_to_segments): New function.
4573 (Layout::attach_section_to_segment): New function.
4574 (Layout::attach_allocated_section_to_segment): Rename from
4575 attach_to_segment. Remove flags parameter.
4576 (Layout::allocate_output_section): Remove function.
4577 (Layout::write_enable_output_section): Remove function.
4578 * layout.h (class Layout): Update for above changes. Add new
4579 field sections_are_attached_.
4580 * output.h (Output_section::update_flags_for_input_section): New
4582 * output.cc (Output_section::add_input_section): Call
4583 update_flags_for_input_section.
4584 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4586 2008-04-11 Cary Coutant <ccoutant@google.com>
4588 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4589 thought unnecessary.
4590 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4592 2008-04-11 Ian Lance Taylor <iant@google.com>
4594 * output.h (class Output_section_data): Remove inline definition
4596 * output.cc (Output_section_data::set_addralign): New function.
4598 2008-04-11 Cary Coutant <ccoutant@google.com>
4600 Add support for TLS descriptors for i386 and x86_64.
4601 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4602 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4603 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4605 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4606 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4607 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4609 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4610 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4611 Fix problem with initial-exec relocations.
4612 (Target_i386::Relocate::relocate_tls): Likewise.
4613 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4615 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4616 support for section-plus-offset dynamic table entries.
4617 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4618 (Output_data_dynamic::Dynamic_entry): Add support for
4619 section-plus-offset dynamic table entries.
4620 (Output_data_dynamic::Classification): Likewise.
4621 (Output_data_dynamic::classification_): Renamed offset_.
4622 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4623 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4624 (Target_x86_64::make_plt_section): New function.
4625 (Target_x86_64::reserve_tlsdesc_entries): New function.
4626 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4627 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4628 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4629 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4630 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4631 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4632 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4633 add extra PLT entry for TLS descriptors.
4634 (Output_data_plt_x86_64::got_): New field.
4635 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4636 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4638 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4640 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4641 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4642 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4643 R_386_TLS_DESC_CALL relocations.
4644 (Target_x86_64::Scan::global): Likewise.
4645 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4646 for TLS descriptors.
4647 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4648 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4649 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4650 GD-to-IE relaxation.
4651 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4652 and TLS_DESCRIPTORS.
4653 * Makefile.in: Rebuild.
4654 * configure: Rebuild.
4655 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4656 (tls_test_shared2.so): New target.
4657 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4658 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4659 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4660 (tls_shared_gd_to_ie_test_LDADD): New variable.
4661 (tls_shared_gnu2_gd_to_ie_test): New target.
4662 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4664 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4665 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4666 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4667 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4668 (tls_shared_gnu2_test): New target.
4669 (tls_test_gnu2_shared.so): New target.
4670 (tls_shared_gnu2_test_SOURCES): New variable.
4671 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4672 (tls_shared_gnu2_test_LDFLAGS): New variable.
4673 (tls_shared_gnu2_test_LDADD): New variable.
4674 * testsuite/Makefile.in: Rebuild.
4675 * testsuite/Makefile.
4677 2008-04-11 Ian Lance Taylor <iant@google.com>
4679 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4681 * testsuite/Makefile.in: Rebuild.
4683 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4685 * testsuite/script_test_2.cc (main): Adjust test.
4687 2008-04-11 David S. Miller <davem@davemloft.net>
4688 Ian Lance Taylor <iant@google.com>
4690 * options.h (General_options): Add entries for '-Y' and
4692 * options.cc (General_options:finalize): If -Y was used, add those
4693 entries to the library path instead of the default "/lib" and
4696 2008-04-11 David S. Miller <davem@davemloft.net>
4698 * testsuite/justsyms.t: Start at 0x100.
4699 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4700 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4702 * testsuite/script_test_2.cc: Adjust string and section length
4705 2008-04-09 Ian Lance Taylor <iant@google.com>
4708 * script-sections.cc (Sections_element::allocate_to_segment): Add
4710 (Output_section_definition::allocate_to_segment): Likewise.
4711 (Orphan_output_section::allocate_to_segment): Likewise.
4712 (Script_sections::attach_sections_using_phdrs_clause): Don't
4713 propagate non-PT_LOAD segments to orphan sections.
4714 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4715 readelf rather than objdump.
4716 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4717 .interp section and PT_INTERP segment are the same size.
4718 * testsuite/Makefile.in: Rebuild.
4720 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4721 aliases for symbols defined in the same object.
4722 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4723 (weak_alias_test_SOURCES): New variable.
4724 (weak_alias_test_DEPENDENCIES): New variable.
4725 (weak_alias_test_LDFLAGS): New variable.
4726 (weak_alias_test_LDADD): New variable.
4727 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4728 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4729 (weak_alias_test_3.o): New target.
4730 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4731 * testsuite/weak_alias_test_main.cc: New file.
4732 * testsuite/weak_alias_test_1.cc: New file.
4733 * testsuite/weak_alias_test_2.cc: New file.
4734 * testsuite/weak_alias_test_3.cc: New file.
4736 2008-04-08 Ian Lance Taylor <iant@google.com>
4738 * options.h (class General_options): Add --noinhibit-exec option.
4739 * main.cc (main): Check --noinhibit-exec.
4741 * options.h (class General_options): Define --wrap as a special
4742 option. Add wrap_symbols_ field.
4743 (General_options::any_wrap_symbols): New function.
4744 (General_options::is_wrap_symbol): New function.
4745 * options.cc (General_options::parse_wrap): New function.
4746 (General_options::General_options): Initialize wrap_symbols_.
4747 * symtab.cc (Symbol_table::wrap_symbol): New function.
4748 (Symbol_table::add_from_object): Handle --wrap.
4749 * symtab.h (class Symbol_table): Declare wrap_symbol.
4750 * target.h (Target::wrap_char): New function.
4751 (Target::Target_info): Add wrap_char field.
4752 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4753 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4754 * testsuite/testfile.cc (Target_test::test_target_info):
4757 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4760 * layout.h (class Layout): Add added_eh_frame_data_ field.
4761 * layout.cc (Layout::Layout): Initialize new field.
4762 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4763 output section until we find a section we merged successfully.
4764 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4765 that the size be non-zero.
4767 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4770 2008-04-08 Craig Silverstein <csilvers@google.com>
4772 * configure.ac: Export new conditional variable HAVE_ZLIB.
4773 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4775 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4776 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4778 2008-04-07 Ian Lance Taylor <iant@google.com>
4780 * version.cc (version_string): Set to "1.5".
4782 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4783 Add issued_non_pic_error_ field. Declare check_non_pic.
4784 (Target_x86_64::Scan::check_non_pic): New function.
4785 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4786 (Target_x86_64::Scan::global): Likewise.
4788 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4789 addend parameter. Change caller. Handle merge sections.
4790 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4791 Address to Addend. Don't add in the result of
4792 local_section_offset, pass down the addend and use the returned
4794 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4795 Update declarations of local_section_offset and symbol_value.
4796 * testsuite/two_file_test_1.cc (t18): New function.
4797 * testsuite/two_file_test_2.cc (f18): New function.
4798 * testsuite/two_file_test_main.cc (main): Call t18.
4799 * testsuite/two_file_test.h (t18, f18): Declare.
4801 * configure.ac: Don't test for objdump, c++filt, or readelf.
4802 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4804 (TEST_READELF): New variable.
4805 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4806 (check_PROGRAMS): Add two_file_strip_test.
4807 (two_file_strip_test): New target.
4808 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4809 (two_file_same_shared_strip_test_SOURCES): New variable.
4810 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4811 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4812 (two_file_same_shared_strip_test_LDADD): New variable.
4813 (two_file_shared_strip.so): New target.
4814 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4815 (ver_test_5.syms, ver_test_7.syms): Likewise.
4816 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4817 (strip_test_3.stdout): Use TEST_OBJDUMP.
4818 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4820 2008-04-04 Cary Coutant <ccoutant@google.com>
4822 * symtab.h (Symbol::is_weak_undefined): New function.
4823 (Symbol::is_strong_undefined): New function.
4824 (Symbol::is_absolute): New function.
4825 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4826 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4828 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4829 (weak_undef_test): New target.
4830 * testsuite/Makefile.in: Rebuild.
4831 * testsuite/weak_undef_file1.cc: New file.
4832 * testsuite/weak_undef_file2.cc: New file.
4833 * testsuite/weak_undef_test.cc: New file.
4835 2008-04-03 Craig Silverstein <csilvers@google.com>
4837 * compressed_output.h (class Output_compressed_section): Use
4839 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4841 (zlib_compressed_suffix): Removed.
4842 (Output_compressed_section::set_final_data_size): Use unsigned
4844 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4845 Fix linker invocation.
4846 (flagstest_o_specialfile_and_compress_debug_sections):
4848 * testsuite/Makefile.in: Regenerated.
4850 2008-04-02 David S. Miller <davem@davemloft.net>
4852 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4853 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4855 2008-04-02 Craig Silverstein <csilvers@google.com>
4859 2008-04-02 Ian Lance Taylor <iant@google.com>
4861 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4862 parameters. Update for new key type to views_. Change all
4864 (File_read::read): Adjust for byteshift in returned view.
4865 (File_read::add_view): New function, broken out of
4867 (File_read::make_view): New function, broken out of
4869 (File_read::find_or_make_view): Add offset and aligned
4870 parameters. Rewrite accordingly. Change all callers.
4871 (File_read::get_view): Add offset and aligned parameters. Adjust
4872 for byteshift in return value.
4873 (File_read::get_lasting_view): Likewise.
4874 * fileread.h (class File_read): Update declarations.
4875 (class File_read::View): Add byteshift_ field. Add byteshift to
4876 constructor. Add byteshift method.
4877 * archive.h (Archive::clear_uncached_views): New function.
4878 (Archive::get_view): Add aligned parameter. Change all callers.
4879 * object.h (Object::get_view): Add aligned parameter. Change all
4881 (Object::get_lasting_view): Likewise.
4883 * fileread.cc (File_read::release): Don't call clear_views if
4884 there are multiple objects.
4885 * fileread.h (File_read::clear_uncached_views): New function.
4886 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4889 2008-03-31 Cary Coutant <ccoutant@google.com>
4891 Add thin archive support.
4892 * archive.cc (Archive::armagt): New const.
4893 (Archive::setup): Remove task parameter and calls to unlock.
4894 (Archive::unlock_nested_archives): New function.
4895 (Archive::read_header): Add nested_off parameter. Change
4897 (Archive::interpret_header): Likewise.
4898 (Archive::include_all_members): Change to handle thin
4900 (Archive::include_member): Likewise.
4901 * archive.h (Archive::Archive): Add new parameters and
4903 (Archive::armagt): New const.
4904 (Archive::setup): Remove task parameter.
4905 (Archive::unlock_nested_archives): New function.
4906 (Archive::read_header): Add nested_off parameter.
4907 (Archive::interpret_header): Likewise.
4908 (Archive::Nested_archive_table): New typedef.
4909 (Archive::is_thin_archive_): New field.
4910 (Archive::nested_archives_): New field.
4911 (Archive::options_): New field.
4912 (Archive::dirpath_): New field.
4913 (Archive::task_): New field.
4914 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4915 for thin archives. Pass additional parameters to
4916 Archive::Archive. Unlock the archive file after calling
4919 2008-03-29 Ian Lance Taylor <iant@google.com>
4921 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4922 version symbol to be local.
4923 * testsuite/ver_test_4.sh: New file.
4924 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4925 (check_DATA): Add ver_test_4.syms.
4926 (ver_test_4.syms): New target.
4927 * testsuite/Makefile.in: Rebuild.
4930 (Output_section::Input_section_sort_entry::has_priority): New
4932 (Output_section::Input_section_sort_entry::match_file_name): New
4934 (Output_section::Input_section_sort_entry::match_section_name):
4936 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4938 (Output_section::Input_section_sort_entry::match_section_file):
4940 (Output_section::Input_section_sort_compare::operator()): Rewrite
4941 using new Input_section_sort_entry functions. Sort crtbegin and
4942 crtend first. Sort sections with no priority before sections with
4944 * testsuite/initpri1.c (d3): Check j != 4.
4945 (cd5): New constructor/destructor function.
4946 (main): Check j != 2.
4948 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4949 new symbol when resolving, don't call set_is_default.
4950 * testsuite/ver_test_7.cc: New file.
4951 * testsuite/ver_test_7.sh: New file.
4952 * testsuite/Makefile.am (ver_test_7.so): New target.
4953 (ver_test_7.o): New target.
4954 (check_SCRIPTS): Add ver_test_7.sh.
4955 (check_DATA): Add ver_test_7.syms.
4956 (ver_test_7.syms): New target.
4958 2008-03-28 Ian Lance Taylor <iant@google.com>
4960 * layout.cc (Layout::layout): If we see an input section with a
4961 name that needs sorting, set the must_sort flag for the output
4963 (Layout::make_output_section): If the name of the output section
4964 indicates that it might require sorting, set the may_sort flag.
4965 * output.h (Output_section::may_sort_attached_input_sections): New
4967 (Output_section::set_may_sort_attached_input_sections): New
4969 (Output_section::must_sort_attached_input_sections): New
4971 (Output_section::set_must_sort_attached_input_sections): New
4973 (class Output_section): Declare Input_section_sort_entry. Define
4974 Input_section_sort_compare. Declare
4975 sort_attached_input_sections. Add new fields:
4976 may_sort_attached_input_sections_,
4977 must_sort_attached_input_sections_,
4978 attached_input_sections_are_sorted_.
4979 * output.cc (Output_section::Output_section): Initialize new
4981 (Output_section::add_input_section): Add an entry to
4982 input_sections_ if may_sort or must_sort are true.
4983 (Output_section::set_final_data_size): Call
4984 sort_attached_input_sections if necessary.
4985 (Output_section::Input_section_sort_entry): Define new class.
4986 (Output_section::Input_section_sort_compare::operator()): New
4988 (Output_section::sort_attached_input_sections): New function.
4989 * configure.ac: Check whether the compiler supports constructor
4990 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4991 * testsuite/initpri1.c: New file.
4992 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4993 CONSTRUCTOR_PRIORITY.
4994 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4995 (initpri1_LDFLAGS): New variable.
4996 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4998 2008-03-27 Ian Lance Taylor <iant@google.com>
5000 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5001 * testsuite/common_test_1.c: New file.
5002 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5003 (common_test_1_SOURCES): New variable.
5004 (common_test_1_DEPENDENCIES): New variable.
5005 (common_test_1_LDFLAGS): New variable.
5007 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5008 and commons_ correctly when NAME/VERSION does not override
5010 * testsuite/ver_test_6.c: New file.
5011 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5012 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5013 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5015 2008-03-26 Ian Lance Taylor <iant@google.com>
5017 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5018 of an undefined symbol from a version script.
5019 * testsuite/Makefile.am (ver_test_5.so): New target.
5020 (ver_test_5.o): New target.
5021 (check_SCRIPTS): Add ver_test_5.sh.
5022 (check_DATA): Add ver_test_5.syms.
5023 (ver_test_5.syms): New target.
5024 * testsuite/ver_test_5.cc: New file.
5025 * testsuite/ver_test_5.script: New file.
5026 * testsuite/ver_test_5.sh: New file.
5027 * Makefile.in, testsuite/Makefile.in: Rebuild.
5030 Fix problems building gold with gcc 4.3.0.
5031 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5032 (gold_error_at_location, gold_warning_at_location): Use it.
5033 * configure.ac: Check whether we can compile and use a template
5034 function with a printf attribute.
5035 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5036 when jumping over bytes.
5037 * object.cc: Instantiate Object::read_section_data.
5038 * debug.h: Include <cstring>
5039 * dwarf_reader.cc: Include <algorithm>
5040 * main.cc: Include <cstring>.
5041 * options.cc: Include <cstring>.
5042 * output.cc: Include <cstring>.
5043 * script.cc: Include <cstring>.
5044 * script.h: Include <string>.
5045 * symtab.cc: Include <cstring> and <algorithm>.
5046 * target-select.cc: Include <cstring>.
5047 * version.cc: Include <string>.
5048 * testsuite/testmain.cc: Include <cstdlib>.
5049 * configure, config.in: Rebuild.
5051 2008-03-25 Ian Lance Taylor <iant@google.com>
5053 * options.cc: Include "../bfd/bfdver.h".
5054 (options::help): Print bug reporting address.
5056 * version.cc (print_version): Adjust output for current value of
5061 * options.cc (options::help): Print list of supported targets.
5062 * target-select.h: Include <vector>.
5063 (class Target_selector): Make machine_, size_, and is_big_endian_
5064 fields const. Add bfd_name_ and instantiated_target_ fields.
5065 (Target_selector::Target_selector): Add bfd_name parameter.
5066 (Target_selector::recognize): Make non-virtual, call
5068 (Target_selector::recognize_by_name): Make non-virtual, call
5069 do_recognize_by_name.
5070 (Target_selector::supported_names): New function.
5071 (Target_selector::bfd_name): New function.
5072 (Target_selector::do_instantiate_target): New pure virtual
5074 (Target_selector::do_recognize): New virtual function.
5075 (Target_selector::do_recognize_by_name): New virtual function.
5076 (Target_selector::instantiate_target): New private function.
5077 (supported_target_names): Declare.
5078 * target-select.cc (Target_selector::Target_selector): Update for
5079 new parameter and fields.
5080 (select_target_by_name): Check that the name matches before
5081 calling recognize_by_name.
5082 (supported_target_names): New function.
5083 * i386.cc (class Target_selector_i386): Update Target_selector
5084 constructor call. Remove recognize and recognize_by_name. Add
5085 do_instantiate_target.
5086 * x86_64.cc (class Target_selector_x86_64): Likewise.
5087 * testsuite/testfile.cc (class Target_selector_test): Update for
5088 changes to Target_selector.
5090 * README: Rewrite, with some notes on unsupported features.
5092 2008-03-24 Cary Coutant <ccoutant@google.com>
5094 * i386.cc (Target_i386::Got_type): New enum declaration.
5095 (Target_i386::Scan::local): Updated callers of Output_data_got
5097 (Target_i386::Scan::global): Likewise.
5098 (Target_i386::Relocate::relocate): Likewise.
5099 (Target_i386::Relocate::relocate_tls): Likewise.
5100 * object.h (Got_offset_list): New class.
5101 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5102 (Sized_relobj::local_got_offset): Likewise.
5103 (Sized_relobj::set_local_got_offset): Likewise.
5104 (Sized_relobj::local_has_tls_got_offset): Removed.
5105 (Sized_relobj::local_tls_got_offset): Removed.
5106 (Sized_relobj::set_local_tls_got_offset): Removed.
5107 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5108 * output.cc (Output_data_got::add_global): Added got_type parameter.
5109 (Output_data_got::add_global_with_rel): Likewise.
5110 (Output_data_got::add_global_with_rela): Likewise.
5111 (Output_data_got::add_global_pair_with_rel): New function.
5112 (Output_data_got::add_global_pair_with_rela): New function.
5113 (Output_data_got::add_local): Added got_type parameter.
5114 (Output_data_got::add_local_with_rel): Likewise.
5115 (Output_data_got::add_local_with_rela): Likewise.
5116 (Output_data_got::add_local_pair_with_rel): New function.
5117 (Output_data_got::add_local_pair_with_rela): New function.
5118 (Output_data_got::add_global_tls): Removed.
5119 (Output_data_got::add_global_tls_with_rel): Removed.
5120 (Output_data_got::add_global_tls_with_rela): Removed.
5121 (Output_data_got::add_local_tls): Removed.
5122 (Output_data_got::add_local_tls_with_rel): Removed.
5123 (Output_data_got::add_local_tls_with_rela): Removed.
5124 * output.h (Output_data_got::add_global): Added got_type parameter.
5125 (Output_data_got::add_global_with_rel): Likewise.
5126 (Output_data_got::add_global_with_rela): Likewise.
5127 (Output_data_got::add_global_pair_with_rel): New function.
5128 (Output_data_got::add_global_pair_with_rela): New function.
5129 (Output_data_got::add_local): Added got_type parameter.
5130 (Output_data_got::add_local_with_rel): Likewise.
5131 (Output_data_got::add_local_with_rela): Likewise.
5132 (Output_data_got::add_local_pair_with_rel): New function.
5133 (Output_data_got::add_local_pair_with_rela): New function.
5134 (Output_data_got::add_global_tls): Removed.
5135 (Output_data_got::add_global_tls_with_rel): Removed.
5136 (Output_data_got::add_global_tls_with_rela): Removed.
5137 (Output_data_got::add_local_tls): Removed.
5138 (Output_data_got::add_local_tls_with_rel): Removed.
5139 (Output_data_got::add_local_tls_with_rela): Removed.
5140 * resolve.cc (Symbol::override_base_with_special): Removed
5141 reference to has_got_offset_ field.
5142 * symtab.cc (Symbol::init_fields): Replaced initialization
5143 of got_offset_ with got_offsets_. Removed initialization
5145 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5146 (Symbol::got_offset): Likewise.
5147 (Symbol::set_got_offset): Likewise.
5148 (Symbol::has_tls_got_offset): Removed.
5149 (Symbol::tls_got_offset): Removed.
5150 (Symbol::set_tls_got_offset): Removed.
5151 (Symbol::got_offset_): Removed.
5152 (Symbol::tls_mod_got_offset_): Removed.
5153 (Symbol::tls_pair_got_offset_): Removed.
5154 (Symbol::got_offsets_): New field.
5155 (Symbol::has_got_offset): Removed.
5156 (Symbol::has_tls_mod_got_offset): Removed.
5157 (Symbol::has_tls_pair_got_offset): Removed.
5158 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5159 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5161 (Target_x86_64::Scan::global): Likewise.
5162 (Target_x86_64::Relocate::relocate): Likewise.
5163 (Target_x86_64::Relocate::relocate_tls): Likewise.
5165 2008-03-25 Ben Elliston <bje@au.ibm.com>
5167 * yyscript.y: Fix spelling error in comment.
5169 2008-03-24 Ian Lance Taylor <iant@google.com>
5171 * options.h (class General_options): Define build_id option.
5172 * layout.h (class Layout): Declare write_build_id, create_note,
5173 create_build_id. Add build_id_note_ member.
5174 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5175 "libiberty.h", "md5.h", "sha1.h".
5176 (Layout::Layout): Initialize eh_frame_data_,
5177 eh_frame_hdr_section_, and build_id_note_.
5178 (Layout::finalize): Call create_build_id.
5179 (Layout::create_note): New function, broken out of
5180 Layout::create_gold_note.
5181 (Layout::create_gold_note): Call create_note.
5182 (Layout::create_build_id): New function.
5183 (Layout::write_build_id): New function.
5184 (Close_task_runner::run): Call write_build_id.
5186 * x86_64.cc: Correct license to GPLv3.
5188 2008-03-23 Ian Lance Taylor <iant@google.com>
5190 * options.cc: Include "demangle.h".
5191 (parse_optional_string): New function.
5192 (parse_long_option): Handle takes_optional_argument.
5193 (parse_short_option): Update dash_z initializer. Handle
5194 takes_optional_argument.
5195 (General_options::General_options): Initialize do_demangle_.
5196 (General_options::finalize): Set do_demangle_. Handle demangling
5198 * options.h (parse_optional_string): Declare.
5199 (struct One_option): Add optional_arg field. Update constructor.
5200 Update call constructor calls. Add takes_optional_argument
5202 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5203 (DEFINE_optional_string): Define.
5204 (General_options::demangle): Change from DEFINE_bool to
5205 DEFINE_optional_string.
5206 (General_options::no_demangle): New function.
5207 (General_options::do_demangle): New function.
5208 (General_options::set_do_demangle): New function.
5209 (General_options::execstack_status_): Move definition to end of
5211 (General_options::static_): Likewise.
5212 (General_options::do_demangle_): New field.
5213 * object.cc (big_endian>::get_symbol_location_info): Call
5214 Options::do_demangle, not Options::demangle.
5215 * symtab.cc (demangle): Likewise.
5217 2008-03-22 Ian Lance Taylor <iant@google.com>
5219 * gold.h: Include <cstddef> and <sys/types.h>
5220 * options.h: Include <cstring>.
5222 2008-03-21 Ian Lance Taylor <iant@google.com>
5224 * Added source code to GNU binutils.