1 2011-03-02 Simon Baldwin <simonb@google.com>
3 * configure.ac: Add check for gnu_indirect_function support in
4 the toolchain building binutils.
7 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
9 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
11 (Symbol_table::sized_finalize_symbol) Mark symbol only present
12 in plugin files as not needed in the symbol table.
14 2011-02-11 Sriraman Tallam <tmsriram@google.com>
16 * output.cc (Output_section::add_input_section): Delay fill
17 generation for section ordering.
19 2011-02-09 Ian Lance Taylor <iant@google.com>
22 * object.h (class Sized_relobj): Remove clear_local_symbols.
23 * reloc.cc (Sized_relobj::do_relocate): Don't call
26 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
28 * plugin.cc (is_visible_from_outside): Return true for symbols
31 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
33 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
36 2011-02-02 Sriraman Tallam <tmsriram@google.com>
38 * icf.h (is_section_foldable_candidate): Change type of parameter
40 * icf.cc (Icf::find_identical_sections): Change type of local variable
41 section_name to be std::string.
42 (is_function_ctor_or_dtor): Change type of parameter to std::string.
44 2011-01-25 Ian Lance Taylor <iant@google.com>
46 * script.cc (script_add_extern): Rewrite to use
49 2011-01-25 Doug Kwan <dougkwan@google.com>
51 * icf.cc (get_section_contents): Always lock section's object.
53 2011-01-24 Ian Lance Taylor <iant@google.com>
55 * options.h (class General_options): Accept
56 --no-detect-odr-violations.
58 2011-01-24 Ian Lance Taylor <iant@google.com>
60 * version.cc (version_string): Bump to 1.11.
62 2011-01-24 Ian Lance Taylor <iant@google.com>
64 * plugin.cc (class Plugin_rescan): Define new class.
65 (Plugin_manager::claim_file): Set any_claimed_.
66 (Plugin_manager::save_archive): New function.
67 (Plugin_manager::save_input_group): New function.
68 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
70 (Plugin_manager::new_undefined_symbol): New function.
71 (Plugin_manager::rescan): New function.
72 (Plugin_manager::rescannable_defines): New function.
73 (Plugin_manager::add_input_file): Set any_added_.
74 * plugin.h (class Plugin_manager): define new fields rescannable_,
75 undefined_symbols_, any_claimed_, and any_added_. Declare
76 Plugin_rescan as friend. Declare new functions.
77 (Plugin_manager::Rescannable): Define type.
78 (Plugin_manager::Rescannable_list): Define type.
79 (Plugin_manager::Undefined_symbol_list): Define type.
80 (Plugin_manager::Plugin_manager): Initialize new fields.
81 * archive.cc (Archive::defines_symbol): New function.
82 (Add_archive_symbols::run): Pass archive to plugins if any.
83 * archive.h (class Archive): Declare defines_symbol.
84 * readsyms.cc (Input_group::~Input_group): New function.
85 (Finish_group::run): Pass input_group to plugins if any.
86 * readsyms.h (class Input_group): Declare destructor.
87 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
90 2011-01-10 Ian Lance Taylor <iant@google.com>
92 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
94 (Layout::set_segment_offsets): Reset increase_relro before calling
95 set_section_addresses a second time.
97 2011-01-04 Cary Coutant <ccoutant@google.com>
99 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
100 sections before NOBITS sections.
102 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
104 * version.cc (print_version): Update copyright to 2011.
106 2010-12-23 Cary Coutant <ccoutant@google.com>
108 * output.h (Output_data_reloc::add_output_section): Pass OD instead
109 of OS to this->add. Add OD parameter to second form of the function.
111 2010-12-20 Ian Lance Taylor <iant@google.com>
113 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
114 second of two consecutive entries with same offset.
116 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
118 * testsuite/Makefile.am (ifuncmain2static_LDADD)
119 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
120 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
121 to avoid unneeded links against $(LDADD).
122 * testsuite/Makefile.in: Regenerate.
124 2010-12-15 Ian Lance Taylor <iant@google.com>
127 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
128 for R_X86_64_32 and R_X86_64_PC32.
129 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
130 ver_matching_def_pic.o.
131 (ver_matching_def_pic.o): New target.
133 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
135 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
136 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
137 Move definition before File_read::View member definitions.
138 (File_read::View::~View): Initialize and hold lock before
139 updating current_mapped_bytes.
141 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
143 * dwarf_reader.cc: Remove outdated comment.
144 * gold-threads.cc: Fix typo in error message.
145 * archive.cc: Fix typos in comments.
146 * archive.h: Likewise.
147 * arm-reloc-property.cc: Likewise.
148 * arm-reloc-property.h: Likewise.
149 * arm-reloc.def: Likewise.
151 * attributes.h: Likewise.
153 * ehframe.cc: Likewise.
154 * fileread.h: Likewise.
158 * incremental.h: Likewise.
159 * int_encoding.cc: Likewise.
160 * layout.h: Likewise.
163 * object.cc: Likewise.
164 * object.h: Likewise.
165 * options.cc: Likewise.
166 * readsyms.cc: Likewise.
167 * reduced_debug_output.cc: Likewise.
168 * reloc.cc: Likewise.
169 * script-sections.cc: Likewise.
170 * sparc.cc: Likewise.
171 * symtab.h: Likewise.
172 * target-reloc.h: Likewise.
173 * target.cc: Likewise.
174 * target.h: Likewise.
175 * timer.cc: Likewise.
177 * x86_64.cc: Likewise.
179 2010-12-09 Cary Coutant <ccoutant@google.com>
181 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
183 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
184 parameter; change all callers.
185 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
186 * options.h (warn_execstack): New option.
188 2010-12-07 Doug Kwan <dougkwan@google.com>
190 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
191 like function call relocations.
193 2010-12-07 Ian Lance Taylor <iant@google.com>
195 * archive.cc (Archive::get_elf_object_for_member): Permit
196 punconfigured to be NULL.
197 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
198 (Archive::include_member): Pass NULL to get_elf_object_for_member
199 if we searched for the archive and this is the first included
202 2010-12-01 Ian Lance Taylor <iant@google.com>
204 * dwarf_reader.h (class Sized_dwarf_line_info): Add
205 track_relocs_type_ field.
206 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
207 Set track_relocs_type_.
208 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
209 contents when using RELA relocs.
210 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
212 * reloc.cc (Track_relocs::next_addend): New function.
213 * reloc.h (class Track_relocs): Declare next_addend.
215 2010-12-01 Ian Lance Taylor <iant@google.com>
217 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
220 2010-12-01 Ian Lance Taylor <iant@google.com>
222 * README: Update compilers known to work and fail.
224 2010-11-23 Matthias Klose <doko@ubuntu.com>
226 * configure.in: For --enable-gold, handle value `default' instead of
227 `both*'. Always install ld as ld.bfd, install as ld if gold is
229 * configure: Regenerate.
231 2010-11-18 Doug Kwan <dougkwan@google.com>
233 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
234 and right_alignment to be zero. Store result alignment only if it is
235 greater than existing alignment.
237 2010-11-16 Cary Coutant <ccoutant@google.com>
240 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
241 Check for ".zdebug_line".
243 2010-11-16 Doug Kwan <dougkwan@google.com>
244 Cary Coutant <ccoutant@google.com>
246 * output.h (Output_segment::set_section_addresses): Pass increase_relro
247 by reference; adjust all callers.
248 * output.cc (Output_segment::set_section_addresses): Adjust references
249 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
251 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
252 end at page boundary.
254 2010-11-16 Cary Coutant <ccoutant@google.com>
257 * layout.cc (Layout::choose_output_section): Transform names of
258 compressed sections even when using a script with a SECTIONS clause.
259 (Layout::output_section_name): Remove code to transform
260 compressed debug section names.
261 * output.cc (Output_section::add_input_section): Use uncompressed
262 section size when tracking input sections.
264 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
266 * symtab.h (Symbol::NON_PIC_REF): Remove.
267 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
268 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
269 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
270 (Symbol::use_plt_offset): Take a flags argument and pass it
271 directly to needs_dynamic_reloc. Restrict check for undefined
272 weak symbols to function calls.
273 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
274 (Target_arm::Scan::global): Use it.
275 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
276 (Target_arm::Relocate::relocate): Likewise.
277 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
278 parameter with an r_type parameter. Use get_reference_flags
280 (Target_arm::Relocate::relocate): Update accordingly.
281 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
282 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
283 (Target_i386::Scan::global): Likewise.
284 (Target_i386::Relocate::relocate): Likewise.
285 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
286 parameter with an r_type parameter. Use get_reference_flags
288 (Target_i386::Relocate::relocate): Update accordingly.
289 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
290 (Target_powerpc::Scan::global): Use it.
291 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
292 (Target_powerpc::Relocate::relocate): Likewise.
293 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
294 (Target_sparc::Scan::global): Use it.
295 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
296 (Target_sparc::Relocate::relocate): Likewise.
297 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
298 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
299 (Target_x86_64::Scan::global): Likewise.
300 (Target_x86_64::Relocate::relocate): Likewise.
302 2010-11-08 Doug Kwan <dougkwan@google.com>
303 Cary Coutant <ccoutant@google.com>
305 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
306 (Arm_exidx_merge_section::section_contents_): New data member.
307 (Arm_input_section::Arm_input_section): Initialize original_contents_.
308 (Arm_input_section::~Arm_input_section): De-allocate memory.
309 (Arm_input_section::original_contents_): New data member.
310 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
311 in parameters instead of calling Object::section_contents without
313 (Arm_output_section::group_section): New parameter TASK. Pass it
314 to callees that need locking objects.
315 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
316 to lock EXIDX input sections. Fix a formatting issue. Call
317 Arm_exidx_merged_section::build_contents to create merged section
319 (Arm_output_section::create_stub_group): New parameter TASK. Use it
320 to lock object of stub table owner.
321 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
322 TEXT_SIZE to initialize data member TEXT_SIZE_.
323 (Arm_exidx_input_section::addralign): Fix typo in comment.
324 (Arm_exidx_input_section::text_size): New method.
325 (Target_arm::do_relax): New parameter TASK. Pass it to callees
326 that require locking objects. Lock objects before scanning for stubs
327 and updating local symbols.
328 (Arm_input_section<big_endian>::init): Copy contents of original
330 (Arm_input_section<big_endian>::do_write): Use saved contents of
331 original input section instead of calling Object::section_contents
333 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
334 size without calling Object::section_size().
335 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
336 for size. Allocate a buffer for merged EXIDX entries.
337 (Arm_exidx_merged_section::build_contents): New method.
338 (Arm_exidx_merged_section::do_write): Move merge section contents
339 building code to Arm_exidx_merged_section::build_contetns. Write
340 out contetns in buffer instead of building it on the fly.
341 (Arm_relobj::make_exidx_input_section): Also pass text section size
342 to Arm_exidx_input_section constructor.
343 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
344 (Arm_dynobj::do_read_symbols): Fix memory leak.
345 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
346 * target.h: (class Task): Add forward declaration.
347 (Target::relax): Add new parameter TASK and pass it to
349 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
351 2010-11-05 Cary Coutant <ccoutant@google.com>
354 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
355 object when reading from the file.
356 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
358 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
359 when reading section contents.
360 (get_section_contents): Likewise.
361 (icf::find_identical_sections): Likewise.
362 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
363 object when reading from the file.
364 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
365 the object when doing deferred section layout.
367 2010-11-03 Nick Clifton <nickc@redhat.com>
370 * script.h (class Symbol_assignment: name): New member. Returns
371 the name of the symbol.
372 * scrfipt.cc (Script_options::is_pending_assignment): New member.
373 Returns true if the given symbol name is on the list of
374 assignments wating to be processed.
375 * archive.cc (should_incldue_member): If the symbol is undefined,
376 check to see if it is on the list of symbols pending assignment.
378 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
380 * script-sections.cc (Script_sections::find_memory_region): Check
381 for a NULL output section pointer.
383 2010-10-29 Doug Kwan <dougkwan@google.com>
385 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
386 Output_section::add_relaxed_input_section.
387 * output.cc (Output_section::add_relaxed_input_section): Add new
388 arguments LAYOUT and NAME. Set section order index.
389 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
390 Copy section order index.
391 * output.h (Output_section::add_relaxed_input_section): Add new
392 arguments LAYOUT and NAME.
394 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
396 * testsuite/Makefile.am: Move gcctestdir/ld rule to
397 NATIVE_OR_CROSS_LINKER.
398 * testsuite/Makefile.in: Regenerate.
400 2010-10-20 Doug Kwan <dougkwan@google.com>
402 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
403 without SHF_LINK_ORDER flags.
404 * layout.cc (Layout::choose_output_section): Do not filter
405 SHF_LINK_ORDER flag in a relocatable link.
407 2010-10-17 Cary Coutant <ccoutant@google.com>
409 * output.h (Output_segment::set_section_addresses): Change function
410 signature. Update all callers.
411 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
413 (Output_segment::set_section_addresses): Align after last TLS
414 section. Add padding before last relro section instead of after.
416 2010-10-17 Doug Kwan <dougkwan@google.com>
418 * gold/arm.cc (Target_arm::got_section): Use correct order and set
419 GOT output section to be writable.
421 2010-10-14 Cary Coutant <ccoutant@google.com>
423 * debug.h (DEBUG_INCREMENTAL): New flag.
424 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
425 * gold.cc (queue_initial_tasks): Check parameters for incremental link
427 * incremental.cc (report_command_line): Ignore all forms of
429 * layout.cc (Layout::Layout): Check parameters for incremental link
431 * options.cc (General_options::parse_incremental): New function.
432 (General_options::parse_no_incremental): New function.
433 (General_options::parse_incremental_full): New function.
434 (General_options::parse_incremental_update): New function.
435 (General_options::incremental_mode_): New data member.
436 (General_options::finalize): Check incremental_mode_.
437 * options.h (General_options): Update help text for --incremental.
438 Add --no-incremental, --incremental-full, --incremental-update.
439 (General_options::Incremental_mode): New enum type.
440 (General_options::incremental_mode): New function.
441 (General_options::incremental_mode_): New data member.
442 * parameters.cc (Parameters::incremental_mode_): New data member.
443 (Parameters::set_options): Set incremental_mode_.
444 (Parameters::set_incremental_full): New function.
445 (Parameters::incremental): New function.
446 (Parameters::incremental_update): New function.
447 (set_parameters_incremental_full): New function.
448 * parameters.h (Parameters::set_incremental_full): New function.
449 (Parameters::incremental): New function.
450 (Parameters::incremental_update): New function.
451 (Parameters::incremental_mode_): New data member.
452 (set_parameters_incremental_full): New function.
453 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
454 incremental link mode.
455 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
456 (Sized_relobj::do_relocate_sections): Likewise.
457 * testsuite/Makefile.am (incremental_test): Use --incremental-full
459 * testsuite/Makefile.in: Regenerate.
460 * testsuite/incremental_test.sh: Filter all forms of --incremental.
462 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
464 * script-sections.h (class Script_sections): Make
465 Sections_elements typedef public.
466 * script-sections.cc (class Sort_output_sections): Add elements_
467 field. Add constructor which sets it; change all callers.
468 (Sort_output_sections::is_before): New function.
469 (Sort_output_sections::operator()): Call is_before.
470 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
472 * testsuite/script_test_10.sh: New test. Test script section
474 * testsuite/script_test_10.t: Likewise.
475 * testsuite/script_test_10.s: Likewise.
476 * testsuite/Makefile.am: Wrap the cross linker tests and the
477 common tests into NATIVE_OR_CROSS_LINKER.
478 (check_SCRIPTS): Add script_test_10.sh.
479 (check_DATA): Add script_test_10.stdout.
480 (script_test_10.o, script_test_10): New targets.
481 (script_test_10.stdout): New target.
482 * configure, testsuite/Makefile.in: Regenerate.
484 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
486 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
487 error for the deprecated relocations.
488 (Target_arm::Scan::global): Likewise.
489 (Target_arm::Relocate::relocate): Likewise.
491 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
493 * fileread.cc (Input_file::find_file): Initialize *found_name
494 and *namep when using the fallback search for case 4.
496 2010-10-11 Cary Coutant <ccoutant@google.com>
498 * options.h (class General_options): Redefine -z lazy as an alias for
499 the negation of -z now.
501 2010-10-11 Ian Lance Taylor <iant@google.com>
503 * resolve.cc (symbol_to_bits): Report the value of the unsupported
506 2010-10-06 Nick Clifton <nickc@redhat.com>
508 * script-sections.cc(class Memory_region): Remove
509 current_lma_offset_ field. Rename current_vma_offset_ to
510 current_offset_. Add last_section_ field.
511 (Memory_region::get_current_vma_address): Rename to
513 (Memory_region::get_current_lma_address): Delete.
514 (Memory_region::increment_vma_offset): Rename to
516 (Memory_region::increment_lma_offset): Delete.
517 (Memory_region::attributes_compatible): New method. Returns
518 true if the provided section is compatible with the region.
519 (Memory_region::get_last_section): New method. Returns the last
520 section to use the region.
521 (Memory_region::set_last_section): New method. Stores the last
522 section to use the region.
523 (Script_sections::block_in_region): New method. Returns true if
524 a block of memory is contained within a region.
525 (Script_sections::find_memory_region): New method. Locates a
526 memory region to be used to set a VMA or LMA address.
527 (Output_section_definition::set_section_addresses): Add code to
528 check for addresses set by memory regions.
529 (Output_segment::set_section_addresses): Remove memory region
531 (Script_sections::create_segment): Add a warning if a header
532 segment is created outside of any region.
533 * script-sections.h (class Script_sections): Add prototypes for
534 find_memory_region and block_in_region methods.
535 * testsuite/memory_test.s: Use .long instead of .word.
536 * testsuite/memory_test.t: Add some more output sections.
537 * testsuite/memory_test.sh: Update expected output.
539 2010-10-02 Doug Kwan <dougkwan@google.com>
541 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
542 defintion to symtab.h
543 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
544 declaration to defintion.
546 2010-10-01 Nick Clifton <nickc@redhat.com>
548 * expression.cc (eval): Replace dummy argument with NULL.
549 (eval_maybe_dot): Check for a NULL result section pointer.
550 (Symbol_expression::value): Likewise.
551 (Dot_expression::value): Likewise.
552 (BINARY_EXPRESSION): Likewise.
553 (Max_expression::value): Likewise.
554 (Min_expression::value): Likewise.
555 (Absolute_expression::value): Likewise.
556 (Addr_expression::value_from_output_section): Likewise.
557 (Loaddddr_expression::value_from_output_section): Likewise.
558 (Segment_start_expression::value): Likewise.
560 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
562 (Sections_elememt_dot_assignment::set_section_addresses):
564 (Output_data_expression::do_write_to_buffer): Likewise.
565 (Output_section_definition::finalize_symbols): Likewise.
566 (Output_section_definition::set_section_addresses): Likewise.
568 2010-09-30 Doug Kwan <dougkwan@google.com>
570 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
572 2010-09-28 Sriraman Tallam <tmsriram@google.com>
574 * target.h (Target::can_icf_inline_merge_sections): New virtual
576 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
578 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
580 * icf.cc (get_section_contents): Inline merge sections only when
583 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
585 * configure: Regenerate.
587 2010-09-17 Ian Lance Taylor <iant@google.com>
589 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
590 * testsuite/Makefile.am (memory_test.o): New target.
591 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
593 * testsuite/Makefile.in: Rebuild.
595 2010-09-17 Doug Kwan <dougkwan@google.com>
597 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
598 defintion if relocation uses GOT entries of the symbol.
599 * testsuite/icf_safe_test.sh: Fix test.
600 * testsuite/icf_safe_so_test.sh: Fix test.
602 2010-09-16 Cary Coutant <ccoutant@google.com>
604 * script_sections.cc (class Memory_region): Remove "NULL" from
605 vector initializations.
607 2010-09-15 Cary Coutant <ccoutant@google.com>
609 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
610 Resolve forwarding symbols.
612 2010-09-15 Doug Kwan <dougkwan@google.com>
614 * gold/testsuite/script_test_3.t: Add ARM special sections.
615 * gold/testsuite/script_test_4.t: Same.
616 * gold/testsuite/script_test_5.t: Same.
617 * gold/testsuite/script_test_6.t: Same.
618 * gold/testsuite/script_test_7.t: Same.
619 * gold/testsuite/script_test_7.t: Same.
620 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
622 2010-09-14 Cary Coutant <ccoutant@google.com>
624 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
625 (Target_x86_64::Relocate::relocate_tls): Replace check for
626 saw_tls_block_reloc_ with test for executable section.
628 2010-09-12 Cary Coutant <ccoutant@google.com>
630 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
631 position-independent executables to shared libraries need dynamic
633 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
634 position-independent executables.
635 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
636 * testsuite/Makefile.in: Regenerate.
638 2010-09-10 Nick Clifton <nickc@redhat.com>
641 * testsuite/memory_test.t: Discard any sections that are not
644 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
647 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
648 "This::" to work around a bug in gcc 4.2.
650 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
652 2010-09-09 Rafael Espindola <espindola@google.com>
654 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
655 sections with different PF_X flags in the same segment.
656 (Layout::find_first_load_seg): Search all segments to find the first
658 * options.h (rosegment): New.
660 2010-09-08 Rafael Espindola <espindola@google.com>
662 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
664 2010-09-08 Doug Kwan <dougkwan@google.com>
666 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
667 (Arm_relobj::do_relocate_sections): Add new parameter for output
668 file to match the parent.
669 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
670 of local symbols instead of input values. Update code to track
671 changes in gold::relocate_section.
672 * object.cc (Sized_relobj::compute_final_local_value): New methods.
673 (Sized_relobj::compute_final_local_value_internal): New methods.
674 (Sized_relobj::do_finalize_local_symbols): Move code from loop
675 body into private version of Sized_relobj::compute_final_local_value.
676 Call the inline method.
677 * object.h (Symbol_value::Symbol_value): Define destructor. Free
678 merged symbol value if there is one.
679 (Symbol_value::has_output_value): New method defintiion.
680 (Sized_relobj::Compute_final_local_value_status): New enum type.
681 (Sized_relobj::compute_final_local_value): New methods.
682 (Sized_relobj::compute_final_local_value_internal): New methods.
683 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
684 and arm_cortex_a8.sh.
685 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
686 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
688 * Makefile.in: Regenerate.
689 * testsuite/arm_bl_out_of_range.s: Update test.
690 * testsuite/thumb_bl_out_of_range.s: Ditto.
691 * testsuite/thumb_blx_out_of_range.s: Ditto.
692 * testsuite/arm_branch_out_of_range.sh: New file.
693 * testsuite/arm_cortex_a8.sh: Ditto.
694 * testsuite/arm_cortex_a8_b.s: Ditto.
695 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
696 * testsuite/arm_cortex_a8_b_local.s: Ditto.
697 * testsuite/arm_cortex_a8_bl.s: Ditto.
698 * testsuite/arm_cortex_a8_blx.s: Ditto.
699 * testsuite/arm_cortex_a8_local.s: Ditto.
700 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
701 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
703 2010-09-08 Rafael Espindola <espindola@google.com>
705 * Makefile.am (memory_test.stdout): Run readelf with -W.
706 * Makefile.in: Regenerate.
707 * testsuite/memory_test.sh: Make the regexps accept both 32 and
710 2010-09-08 Rafael Espindola <espindola@google.com>
712 * script-sections.cc (Script_sections::add_memory_region): Convert
713 field precision to int.
714 * script.cc (script_set_section_region, script_set_section_region):
715 Convert field precision to int.
717 2010-09-08 Rafael Espindola <espindola@google.com>
719 * arm.cc (do_finalize_sections): Create the __exidx_start and
720 __exdix_end symbols even when the section is missing.
722 2010-09-08 Nick Clifton <nickc@redhat.com>
724 * README: Remove claim that MEMORY is not supported.
725 * expression.cc (script_exp_function_origin)
726 (script_exp_function_length): Move from here to ...
727 * script.cc: ... here.
728 (script_set_section_region, script_add_memory)
729 (script_parse_memory_attr, script_include_directive): New
732 (class Memory_region): New class.
733 (class Output_section_definition): Add set_memory_region,
734 set_section_vma, set_section_lma and get_section_name methods.
735 (class Script_Sections): Add add_memory_region,
736 find_memory_region, find_memory_region_origin,
737 find_memory_region_length and set_memory_region methods.
738 Have set_section_addresses method walk the list of set memory
740 Extend the print methos to display memory regions.
741 * script-sections.h: Add prototypes for new methods.
742 Add enum for MEMORY region attributes.
743 * yyscript.y: Add support for parsing MEMORY regions.
744 * script-c.h: Add prototypes for new functions.
745 * testsuite/Makefile.am: Add test of MEMORY region functionality.
746 * testsuite/Makefile.in: Regenerate.
747 * testsuite/memory_test.sh: New script.
748 * testsuite/memory_test.s: New assembler source file.
749 * testsuite/memory_test.t: New linker script.
751 2010-08-27 Doug Kwan <dougkwan@google.com>
753 * gold/resolve.cc (Symbol_table::should_override): Let a weak
754 reference override an existing dynamic weak reference.
755 * testsuite/Makefile.am: Add new test dyn_weak_ref.
756 * testsuite/Makefile.in: Regenerate.
757 * testsuite/dyn_weak_ref.sh: New file.
758 * testsuite/dyn_weak_ref_1.c: Ditto.
759 * testsuite/dyn_weak_ref_2.c: Ditto.
761 2010-08-27 Ian Lance Taylor <iant@google.com>
763 * incremental.h (class Incremental_input_entry): Add virtual
766 2010-08-27 Ian Lance Taylor <iant@google.com>
768 * testsuite/start_lib_test_3.c: Mark t3 as used.
770 2010-08-27 Nick Clifton <nickc@redhat.com>
772 * options.cc (version_script): Fix small typo in previous
775 2010-08-25 Nick Clifton <nickc@redhat.com>
777 * archive.cc: Formatting fixes: Remove whitespace between
778 typename and following asterisk. Remove whitespace between
779 function name and opening parenthesis.
780 * archive.h: Likewise.
782 * attributes.cc: Likewise.
783 * attributes.h: Likewise.
784 * common.cc: Likewise.
785 * copy-relocs.cc: Likewise.
786 * dirsearch.h: Likewise.
787 * dynobj.cc: Likewise.
788 * ehframe.cc: Likewise.
789 * ehframe.h: Likewise.
790 * expression.cc: Likewise.
791 * fileread.cc: Likewise.
792 * fileread.h: Likewise.
794 * gold-threads.cc: Likewise.
798 * incremental-dump.cc: Likewise.
799 * incremental.cc: Likewise.
800 * layout.cc: Likewise.
801 * layout.h: Likewise.
803 * merge.cc: Likewise.
805 * object.cc: Likewise.
806 * object.h: Likewise.
807 * options.cc: Likewise.
808 * options.h: Likewise.
809 * output.cc: Likewise.
810 * output.h: Likewise.
811 * plugin.cc: Likewise.
812 * plugin.h: Likewise.
813 * powerpc.cc: Likewise.
814 * reloc.cc: Likewise.
815 * script-c.h: Likewise.
816 * script-sections.cc: Likewise.
817 * script.cc: Likewise.
818 * stringpool.cc: Likewise.
819 * symtab.cc: Likewise.
820 * symtab.h: Likewise.
821 * target.cc: Likewise.
822 * timer.cc: Likewise.
824 * version.cc: Likewise.
825 * x86_64.cc: Likewise.
827 2010-08-24 Nick Clifton <nickc@redhat.com>
830 * layout.cc (segment_precedes): Sort segments by their physical
831 addresses, if they have been set.
833 2010-08-23 Cary Coutant <ccoutant@google.com>
835 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
837 (Lib_group::include_member): Unlock object after deleting its
839 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
842 2010-08-19 Neil Vachharajani <nvachhar@google.com>
843 Cary Coutant <ccoutant@google.com>
845 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
846 constructor, and set_blocker.
847 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
849 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
850 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
851 * testsuite/Makefile.am (start_lib_test): New test case.
852 * testsuite/Makefile.in: Regenerate.
853 * testsuite/start_lib_test_main.c: New file.
854 * testsuite/start_lib_test_1.c: New file.
855 * testsuite/start_lib_test_2.c: New file.
856 * testsuite/start_lib_test_3.c: New file.
858 2010-08-19 Ian Lance Taylor <iant@google.com>
860 * Makefile.in: Rebuild with automake 1.11.1.
861 * aclocal.m4: Likewise.
862 * testsuite/Makefile.in: Likewise.
864 2010-08-19 Ian Lance Taylor <iant@google.com>
867 * i386.cc (class Output_data_plt_i386): Update declarations.
868 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
869 local_ifuncs_ fields.
870 (Target_i386::do_plt_section_for_global): New function.
871 (Target_i386::do_plt_section_for_local): New function.
872 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
873 parameter; change all callers. Initialize global_ifuncs_ and
874 local_ifuncs_. If doing a static link define __rel_iplt_start and
876 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
877 (Output_data_plt_i386::add_local_ifunc_entry): New function.
878 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
880 (Target_i386::make_plt_section): New function, broken out of
881 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
882 (Target_i386::make_plt_entry): Call make_plt_section.
883 (Target_i386::make_local_ifunc_plt_entry): New function.
884 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
885 (Target_i386::Scan::local): Handle IFUNC symbols. Add
886 R_386_IRELATIVE to switch.
887 (Target_i386::Scan::global): Likewise.
888 (Target_i386::Relocate::relocate): Likewise.
889 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
891 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
892 (Target_x86_64::do_plt_section_for_global): New function.
893 (Target_x86_64::do_plt_section_for_local): New function.
894 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
895 parameter; change all callers. If doing a static link define
896 __rela_iplt_start and __rela_iplt_end.
897 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
898 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
899 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
901 (Target_x86_64::make_local_ifunc_plt_entry): New function.
902 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
904 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
905 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
906 R_X86_64_IRELATIVE to switch.
907 (Target_x86_64::Scan::global): Likewise.
908 (Target_x86_64::Relocate::relocate): Likewise.
909 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
911 * target.h (class Target): Add plt_section_for_global and
912 plt_section_for_local functions. Add do_plt_section_for_global
913 and do_plt_section_for_local virtual functions.
914 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
916 (Symbol::use_plt_offset): Handle IFUNC symbol.
917 * object.cc (Sized_relobj::Sized_relobj): Initialize
919 (Sized_relobj::local_has_plt_offset): New function.
920 (Sized_relobj::local_plt_offset): New function.
921 (Sized_relobj::set_local_plt_offset): New function.
922 (Sized_relobj::do_count): Handle IFUNC symbol.
923 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
924 a bit away from input_shndx_ field. Add set_is_func_symbol and
925 is_ifunc_symbol functions.
926 (class Sized_relobj): Update declarations. Remove Tls_got_entry
927 and Local_tls_got_offsets. Define Local_plt_offsets. Add
928 local_plt_offsets_ field.
929 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
930 * output.h (class Output_section_data): Add non-const
931 output_section function.
932 (class Output_data_got): Update declarations.
933 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
934 Add use_plt_offset parameter to global and local constructors.
935 Change all callers. Change local_sym_index_ field to 31 bits.
936 Change GSYM_CODE and CONSTANT_CODE accordingly.
937 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
938 doing a static link don't set sh_link field.
939 (Output_data_got::Got_entry::write): Use PLT offset if
941 (Output_data_got::add_global_plt): New function.
942 (Output_data_got::add_local_plt): New function.
943 * target-reloc.h (relocate_section): Handle IFUNC symbol.
944 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
945 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
946 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
947 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
949 * testsuite/ifunc-sel.h: New file.
950 * testsuite/ifuncmain1.c: New file.
951 * testsuite/ifuncmain1vis.c: New file.
952 * testsuite/ifuncmod1.c: New file.
953 * testsuite/ifuncdep2.c: New file.
954 * testsuite/ifuncmain2.c: New file.
955 * testsuite/ifuncmain3.c: New file.
956 * testsuite/ifuncmod3.c: New file.
957 * testsuite/ifuncmain4.c: New file.
958 * testsuite/ifuncmain5.c: New file.
959 * testsuite/ifuncmod5.c: New file.
960 * testsuite/ifuncmain6pie.c: New file.
961 * testsuite/ifuncmod6.c: New file.
962 * testsuite/ifuncmain7.c: New file.
963 * configure, testsuite/Makefile.in: Rebuild.
965 2010-08-18 Ian Lance Taylor <iant@google.com>
968 (Output_section_incremental_inputs::write_input_files): Add cast
969 to avoid signed/unsigned comparison warning.
970 (Output_section_incremental_inputs::write_info_blocks): Likewise.
972 2010-08-12 Cary Coutant <ccoutant@google.com>
974 * common.cc (Sort_commons::operator()): Remove unnecessary code.
976 2010-08-13 Ian Lance Taylor <iant@google.com>
978 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
980 2010-08-12 Cary Coutant <ccoutant@google.com>
981 Doug Kwan <dougkwan@google.com>
983 * resolve.cc (Symbol_table::should_override): When a weak dynamic
984 defintion overrides non-weak undef, remember that the original undef
986 * symtab.cc (Symbol_table::sized_write_global): For undef without
987 an original weak binding, set binding to global in output.
988 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
989 * testsuite/Makefile.in: Regenerate.
990 * testsuite/strong_ref_weak_def.sh: New file.
991 * testsuite/strong_ref_weak_def_1.c: Ditto.
992 * testsuite/strong_ref_weak_def_2.c: Ditto.
994 2010-08-12 Cary Coutant <ccoutant@google.com>
996 * testsuite/incremental_test.sh: Rewrite.
997 * testsuite/incremental_test_1.c: Rewrite.
998 * testsuite/incremental_test_2.c: Rewrite.
1000 2010-08-12 Cary Coutant <ccoutant@google.com>
1002 * arm.cc (Target_arm::got_size): Add const.
1003 (Target_arm::got_entry_count): New function.
1004 (Target_arm::plt_entry_count): New function.
1005 (Target_arm::first_plt_entry_offset): New function.
1006 (Target_arm::plt_entry_size): New function.
1007 (Output_data_plt_arm::entry_count): New function.
1008 (Output_data_plt_arm::first_plt_entry_offset): New function.
1009 (Output_data_plt_arm::get_plt_entry_size): New function.
1010 * i386.cc (Target_i386::got_size): Add const.
1011 (Target_i386::got_entry_count): New function.
1012 (Target_i386::plt_entry_count): New function.
1013 (Target_i386::first_plt_entry_offset): New function.
1014 (Target_i386::plt_entry_size): New function.
1015 (Output_data_plt_i386::entry_count): New function.
1016 (Output_data_plt_i386::first_plt_entry_offset): New function.
1017 (Output_data_plt_i386::get_plt_entry_size): New function.
1018 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1019 find_incremental_inputs_sections. Dump incremental_got_plt section.
1020 * incremental.cc: Include target.h.
1021 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1022 parameter. Adjust all callers. Find incremental_got_plt section.
1023 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1025 (Output_section_incremental_inputs::set_final_data_size): Calculate
1026 size of incremental_got_plt section.
1027 (Output_section_incremental_inputs::do_write): Write the
1028 incremental_got_plt section.
1029 (Got_plt_view_info): New struct.
1030 (Local_got_offset_visitor): New class.
1031 (Global_got_offset_visitor): New class.
1032 (Global_symbol_visitor_got_plt): New class.
1033 (Output_section_incremental_inputs::write_got_plt): New function.
1034 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1035 Add parameter. Adjust all callers.
1036 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1037 (Incremental_inputs::got_plt_section): New function.
1038 (Incremental_inputs::got_plt_section_): New data member.
1039 (Incremental_got_plt_reader): New class.
1040 * layout.cc (Layout::create_incremental_info_sections): Add the
1041 incremental_got_plt section.
1042 * object.h (Got_offset_list::get_list): New function.
1043 (Got offset_list::for_all_got_offsets): New function.
1044 (Sized_relobj::local_got_offset_list): New function.
1045 * powerpc.cc (Target_powerpc::got_size): Add const.
1046 (Target_powerpc::got_entry_count): New function.
1047 (Target_powerpc::plt_entry_count): New function.
1048 (Target_powerpc::first_plt_entry_offset): New function.
1049 (Target_powerpc::plt_entry_size): New function.
1050 (Output_data_plt_powerpc::entry_count): New function.
1051 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1052 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1053 * sparc.cc (Target_sparc::got_size): Add const.
1054 (Target_sparc::got_entry_count): New function.
1055 (Target_sparc::plt_entry_count): New function.
1056 (Target_sparc::first_plt_entry_offset): New function.
1057 (Target_sparc::plt_entry_size): New function.
1058 (Output_data_plt_sparc::entry_count): New function.
1059 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1060 (Output_data_plt_sparc::get_plt_entry_size): New function.
1061 * symtab.h (Symbol::got_offset_list): New function.
1062 (Symbol_table::for_all_symbols): New function.
1063 * target.h (Sized_target::got_entry_count): New function.
1064 (Sized_target::plt_entry_count): New function.
1065 (Sized_target::plt_entry_size): New function.
1066 * x86_64.cc (Target_x86_64::got_size): Add const.
1067 (Target_x86_64::got_entry_count): New function.
1068 (Target_x86_64::plt_entry_count): New function.
1069 (Target_x86_64::first_plt_entry_offset): New function.
1070 (Target_x86_64::plt_entry_size): New function.
1071 (Output_data_plt_x86_64::entry_count): New function.
1072 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1073 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1075 2010-08-12 Cary Coutant <ccoutant@google.com>
1077 * archive.cc: Include incremental.h.
1078 (Archive::Archive): Initialize incremental_info_.
1079 (Archive::include_member): Record archive members in incremental info.
1080 (Add_archive_symbols::run): Record begin and end of an archive in
1082 (Lib_group::include_member): Record objects in incremental info.
1083 * archive.h (Incremental_archive_entry): Forward declaration.
1084 (Archive::set_incremental_info): New member function.
1085 (Archive::incremental_info): New member function.
1086 (Archive::Unused_symbol_iterator): New class.
1087 (Archive::unused_symbols_begin): New member function.
1088 (Archive::unused_symbols_end): New member function.
1089 (Archive::incremental_info_): New data member.
1090 * incremental-dump.cc (find_input_containing_global): New function.
1091 (dump_incremental_inputs): Dump new incremental info sections.
1092 * incremental.cc: Include symtab.h.
1093 (Output_section_incremental_inputs): New class.
1094 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1095 new incremental info sections.
1096 (Sized_incremental_binary::do_check_inputs): Likewise.
1097 (Incremental_inputs::report_archive): Remove.
1098 (Incremental_inputs::report_archive_begin): New function.
1099 (Incremental_inputs::report_archive_end): New function.
1100 (Incremental_inputs::report_object): New function.
1101 (Incremental_inputs::finalize_inputs): Remove.
1102 (Incremental_inputs::report_input_section): New function.
1103 (Incremental_inputs::report_script): Rewrite.
1104 (Incremental_inputs::finalize): Do nothing but finalize string table.
1105 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1106 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1107 (Incremental_inputs::create_data_sections): New function.
1108 (Incremental_inputs::relocs_entsize): New function.
1109 (Output_section_incremental_inputs::set_final_data_size): New function.
1110 (Output_section_incremental_inputs::do_write): New function.
1111 (Output_section_incremental_inputs::write_header): New function.
1112 (Output_section_incremental_inputs::write_input_files): New function.
1113 (Output_section_incremental_inputs::write_info_blocks): New function.
1114 (Output_section_incremental_inputs::write_symtab): New function.
1115 * incremental.h (Incremental_script_entry): Forward declaration.
1116 (Incremental_object_entry): Forward declaration.
1117 (Incremental_archive_entry): Forward declaration.
1118 (Incremental_inputs): Forward declaration.
1119 (Incremental_inputs_header_data): Remove.
1120 (Incremental_inputs_header): Remove.
1121 (Incremental_inputs_header_write): Remove.
1122 (Incremental_inputs_entry_data): Remove.
1123 (Incremental_inputs_entry): Remove.
1124 (Incremental_inputs_entry_write): Remove.
1125 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1126 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1127 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1128 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1130 (Incremental_input_entry): New class.
1131 (Incremental_script_entry): New class.
1132 (Incremental_object_entry): New class.
1133 (Incremental_archive_entry): New class.
1134 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1135 (Incremental_inputs::report_inputs): Remove.
1136 (Incremental_inputs::report_archive): Remove.
1137 (Incremental_inputs::report_archive_begin): New function.
1138 (Incremental_inputs::report_archive_end): New function.
1139 (Incremental_inputs::report_object): Change prototype.
1140 (Incremental_inputs::report_input_section): New function.
1141 (Incremental_inputs::report_script): Change prototype.
1142 (Incremental_inputs::get_reloc_count): New function.
1143 (Incremental_inputs::set_reloc_count): New function.
1144 (Incremental_inputs::create_data_sections): New function.
1145 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1146 (Incremental_inputs::inputs_section): New function.
1147 (Incremental_inputs::symtab_section): New function.
1148 (Incremental_inputs::relocs_section): New function.
1149 (Incremental_inputs::get_stringpool): Add const.
1150 (Incremental_inputs::command_line): Add const.
1151 (Incremental_inputs::inputs): Remove.
1152 (Incremental_inputs::command_line_key): New function.
1153 (Incremental_inputs::input_file_count): New function.
1154 (Incremental_inputs::input_files): New function.
1155 (Incremental_inputs::relocs_entsize): New function.
1156 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1157 (Incremental_inputs::finalize_inputs): Remove.
1158 (Incremental_inputs::Input_info): Remove.
1159 (Incremental_inputs::lock_): Remove.
1160 (Incremental_inputs::inputs_): Change type.
1161 (Incremental_inputs::inputs_map_): Remove.
1162 (Incremental_inputs::current_object_entry_): New data member.
1163 (Incremental_inputs::inputs_section_): New data member.
1164 (Incremental_inputs::symtab_section_): New data member.
1165 (Incremental_inputs::relocs_section_): New data member.
1166 (Incremental_inputs::reloc_count_): New data member.
1167 (Incremental_inputs_reader): New class.
1168 (Incremental_symtab_reader): New class.
1169 (Incremental_relocs_reader): New class.
1170 * layout.cc (Layout::finalize): Move finalization of incremental info
1171 and creation of incremental info sections to follow finalization of
1172 symbol table. Set offsets for postprocessing sections.
1173 (Layout::create_incremental_info_sections): Call
1174 Incremental_inputs::create_data_sections. Add incremental symtab
1175 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1176 sections to layout after input sections.
1177 * layout.h (struct Timespec): Forward declaration.
1178 (Layout::incremental_inputs): Add const.
1179 (Layout::create_incremental_info_sections): Add parameter.
1180 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1181 * object.cc: Include incremental.h.
1182 (Relobj::finalize_incremental_relocs): New function.
1183 (Sized_relobj::do_layout): Record input sections in incremental info.
1184 * object.h (Object::output_section): New function.
1185 (Object::output_section_offset): Moved from Relobj.
1186 (Object::get_incremental_reloc_base): New function.
1187 (Object::get_incremental_reloc_count): New function.
1188 (Object::do_output_section): New function.
1189 (Object::do_output_section_offset): Moved from Relobj.
1190 (Object::do_get_incremental_reloc_base): New function.
1191 (Object::do_get_incremental_reloc_count): New function.
1192 (Object::Object): Initialize new data members.
1193 (Relobj::output_section): Renamed do_output_section and moved to
1195 (Relobj::output_section_offset): Moved to Object.
1196 (Relobj::do_get_incremental_reloc_base): New function.
1197 (Relobj::do_get_incremental_reloc_count): New function.
1198 (Relobj::allocate_incremental_reloc_counts): New function.
1199 (Relobj::count_incremental_reloc): New function.
1200 (Relobj::finalize_incremental_relocs): New function.
1201 (Relobj::next_incremental_reloc_index): New function.
1202 (Relobj::reloc_counts_): New data member.
1203 (Relobj::reloc_bases_): New data member.
1204 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1205 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1206 (Sized_relobj::incremental_relocs_scan): New function.
1207 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1208 (Sized_relobj::incremental_relocs_write): New function.
1209 (Sized_relobj::incremental_relocs_write_reltype): New function.
1210 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1212 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1213 archives and object files elsewhere.
1214 (Add_symbols::run): Report object files here.
1215 (Finish_group::run): Report end of archive at end of group.
1216 * reloc.cc: Include layout.h, incremental.h.
1217 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1218 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1219 (Sized_relobj::incremental_relocs_scan): New function.
1220 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1221 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1222 (Sized_relobj::incremental_relocs_write): New function.
1223 (Sized_relobj::incremental_relocs_write_reltype): New function.
1224 * script.cc (read_input_script): Rewrite test for incremental link.
1225 Change call to Incremental_inputs::report_script.
1226 * symtab.h (Symbol_table::first_global_index): New function.
1227 (Symbol_table::output_count): New function.
1229 2010-08-12 Doug Kwan <dougkwan@google.com>
1231 * arm.cc (Target_arm::merge_object_attributes): Check command line
1232 options --no-wchar-size-warning and --no-enum-size-warning.
1233 * options.h (General_options): Add ld-compatible options
1234 --no-enum-size-warning and --no-wchar-size-warning.
1236 2010-08-04 Ian Lance Taylor <iant@google.com>
1238 * x86_64.cc (Target_x86_64::Scan::local): Use
1239 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1240 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1241 (Target_x86_64::Scan::global): Likewise.
1242 (Target_x86_64::Relocate::relocate): Likewise.
1243 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1246 2010-08-03 Cary Coutant <ccoutant@google.com>
1248 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1249 to reserve space in merged_strings vector. Keep total input size
1251 (Output_merge_string::do_print_merge_stats): Print total input size.
1252 * merge.h (Output_merge_string): Add input_size_ field.
1253 * stringpool.cc (Stringpool_template::string_length): Move
1254 implementations out of Stringpool_template class and place in
1256 * stringpool.h (string_length): Move out of Stringpool_template.
1258 2010-08-03 Ian Lance Taylor <iant@google.com>
1261 * layout.cc (relaxation_loop_body): If address of load segment is
1262 set, adjust address to include headers if possible.
1264 2010-08-03 Ian Lance Taylor <iant@google.com>
1266 * version.cc (version_string): Bump to 1.10.
1268 2010-08-03 Ian Lance Taylor <iant@google.com>
1271 * layout.h (enum Output_section_order): Define.
1272 (class Layout): Update declarations.
1273 * layout.cc (Layout::get_output_section): Add order parameter.
1274 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1275 is_first_non_relro parameters. Change all callers.
1276 (Layout::choose_output_section): Likewise.
1277 (Layout::add_output_section_data): Likewise.
1278 (Layout::make_output_section): Likewise. Set order.
1279 (Layout::default_section_order): New function.
1280 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1281 * output.cc (Output_section::Output_section): Initialize order_.
1282 Don't initialize deleted fields.
1283 (Output_segment::Output_segment): Don't initialize deleted
1285 (Output_segment::add_output_section_to_load): New function
1286 replacing add_output_section. Change all callers to call this or
1287 add_output_section_to_nonload.
1288 (Output_segment::add_output_section_to_nonload): New function.
1289 (Output_segment::remove_output_section): Rewrite.
1290 (Output_segment::add_initial_output_data): Likewise.
1291 (Output_segment::has_any_data_sections): Likewise.
1292 (Output_segment::is_first_section_relro): Likewise.
1293 (Output_segment::maximum_alignment): Likewise.
1294 (Output_segment::has_dynamic_reloc): New function replacing
1295 dynamic_reloc_count. Change all callers.
1296 (Output_segment::has_dynamic_reloc_list): New function replacing
1297 dynamic_reloc_count_list. Change all callers.
1298 (Output_segment::set_section_addresses): Rewrite.
1299 (Output_segment::set_offset): Rewrite.
1300 (Output_segment::find_first_and_last_list): Remove.
1301 (Output_segment::set_tls_offsets): Rewrite.
1302 (Output_segment::first_section_load_address): Likewise.
1303 (Output_segment::output_section_count): Likewise.
1304 (Output_segment::section_with_lowest_load_address): Likewise.
1305 (Output_segment::write_section_headers): Likewise.
1306 (Output_segment::print_sections_to_map): Likewise.
1307 * output.h (class Output_data): Remove dynamic_reloc_count_
1308 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1309 (Output_data::add_dynamic_reloc): Rewrite.
1310 (Output_data::has_dynamic_reloc): New function.
1311 (Output_data::dynamic_reloc_count): Remove.
1312 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1313 is_last_relro_, is_first_non_relro_, is_interp_,
1314 is_dynamic_linker_section_ fields. Add order and set_order
1315 functions. Remove is_relro_local, set_is_relro_local,
1316 is_last_relro, set_is_last_relro, is_first_non_relro,
1317 set_is_first_non_relro functions, is_interp, set_is_interp,
1318 is_dynamic_linker_section, and set_is_dynamic_linker_section
1320 (class Output_segment): Change Output_data_list from std::list to
1321 std:;vector. Add output_lists_ field. Remove output_data_ and
1322 output_bss_ fields. Update declarations.
1324 2010-08-02 Ian Lance Taylor <iant@google.com>
1326 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1327 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1328 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1330 2010-08-02 Ian Lance Taylor <iant@google.com>
1333 * script.cc (Script_options::Script_options): Initialize
1334 symbol_definitions_ and symbol_references_.
1335 (Script_options::add_symbol_assignment): Update
1336 symbol_definitions_ and symbol_references_.
1337 (Script_options::add_symbol_reference): New function.
1338 (script_symbol): New function.
1339 * script.h (class Script_options): Add symbol_definitions_ and
1340 symbol_references_ fields.
1341 (Script_options::referenced_const_iterator): New type.
1342 (Script_options::referenced_begin): New function.
1343 (Script_options::referenced_end): New function.
1344 (Script_options::is_referenced): New function.
1345 (Script_options::any_unreferenced): New function.
1346 * script-c.h (script_symbol): Declare.
1347 * yyscript.y (exp): Call script_symbol.
1348 * symtab.cc: Include "script.h".
1349 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1350 Change all callers. Check symbols referenced by scripts.
1351 (Symbol_table::add_undefined_symbols_from_command_line): Add
1352 layout parameter. Change all callers.
1353 (Symbol_table::do_add_undefined_symbols_from_command_line):
1354 Likewise. Break out loop body. Check symbols referenced by
1356 (Symbol_table::add_undefined_symbol_from_command_line): New
1357 function broken out of
1358 do_add_undefined_symbols_from_command_line.
1359 * symtab.h (class Symbol_table): Update declarations.
1360 * archive.cc: Include "layout.h".
1361 (Archive::should_include_member): Add layout parameter. Change
1362 all callers. Check for symbol mentioned in expression.
1363 * archive.h (class Archive): Update declaration.
1364 * object.cc (Sized_relobj::do_should_include_member): Add layout
1366 * object.h (Object::should_include_member): Add layout parameter.
1368 (Object::do_should_include_member): Add layout parameter.
1369 (class Sized_relobj): Update declaration.
1370 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1372 * dynobj.h (class Sized_dynobj): Update declaration.
1373 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1375 * plugin.h (class Sized_pluginobj): Update declaration.
1377 2010-08-02 Ian Lance Taylor <iant@google.com>
1380 * output.cc (Output_segment::set_offset): Search for the first and
1381 last sections rather than assuming that the list is in order.
1382 (Output_segment::find_first_and_last_list): New function.
1383 * output.h (class Output_segment): Update declarations.
1384 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1385 (relro_strip_test_SOURCES): New variable.
1386 (relro_strip_test_DEPENDENCIES): New variable.
1387 (relro_strip_test_LDFLAGS): New variable.
1388 (relro_strip_test_LDADD): New variable.
1389 (relro_strip_test.so): New target.
1391 2010-08-02 Ian Lance Taylor <iant@google.com>
1393 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1394 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1395 (Target_i386::got_tlsdesc_section): New function.
1396 (Target_i386::got_section): Create space for GOT entries for
1397 TLSDESC relocations.
1398 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1400 (Target_i386::Scan::global): Likewise.
1401 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1403 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1404 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1405 (Target_x86_64::got_tlsdesc_section): New function.
1406 (Target_x86_64::got_section): Create space for GOT entries for
1407 TLSDESC relocations.
1408 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1410 (Target_x86_64::Scan::global): Likewise.
1411 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1414 2010-08-02 Ian Lance Taylor <iant@google.com>
1416 * testsuite/final_layout.sh: Use dc to convert from hex to
1419 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1421 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1422 paramter to the call to gold::gc_process_relocs.
1423 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1424 paramter to the call to gold::gc_process_relocs.
1425 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1426 parameter to the call to gold::gc_process_relocs.
1427 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1428 template parameter to the call to gold::gc_process_relocs.
1429 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1430 paramter to the call to gold::gc_process_relocs.
1431 * gc.h (get_embedded_addend_size): New function.
1432 (gc_process_relocs): Save the size of the reloc for use by ICF.
1433 * icf.cc (get_section_contents): Get the addend from the text section
1434 for SHT_REL relocation sections.
1435 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1436 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1437 * int_encoding.h (read_from_pointer): New overloaded function.
1438 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1439 * testsuite/icf_sht_rel_addend_test.sh: New file.
1440 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1441 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1443 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1445 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1446 * Makefile.in: Regenerate.
1447 * testsuite/Makefile.in: Regenerate.
1449 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1451 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1452 * gold/testsuite/debug_msg.cc: Likewise.
1453 * gold/testsuite/odr_violation1.cc
1454 * gold/testsuite/odr_violation2.cc
1456 2010-07-21 Cary Coutant <ccoutant@google.com>
1458 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1459 string, and length fields.
1460 (Output_merge_string::Merged_strings_list): New type.
1461 (Output_merge_string::Merged_strings_lists): New typedef.
1462 (Output_merge_string): Replace merged_strings_ with
1463 merged_strings_lists_.
1464 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1465 Merged_strings_list per input object and section. Don't store pointer
1466 to the string. Don't store length with each merged string entry.
1467 (Output_merge_string::finalize_merged_data): Loop over list of merged
1468 strings lists. Recompute length of each merged string.
1470 2010-07-15 Cary Coutant <ccoutant@google.com>
1472 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1475 2010-07-14 Ian Lance Taylor <iant@google.com>
1477 * descriptors.cc (Descriptors::open): Report correct name in error
1480 2010-07-13 Doug Kwan <dougkwan@google.com>
1482 * arm.cc (Arm_input_section::Arm_input_section): For a
1483 SHT_ARM_EXIDX section, always keeps the input sections.
1484 (Arm_input_section::set_exidx_section_link): New method.
1485 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1486 has_errors_ to false.
1487 (Arm_exidx_input_section::has_errors,
1488 Arm_exidx_input_section::set_has_errors): New methods.
1489 (Arm_exidx_input_section::has_errors_): New data member.
1490 (Arm_relobj::get_exidx_shndx_list): New method.
1491 (Arm_output_section::append_text_sections_to_list): Do not skip
1492 section without SHF_EXECINSTR.
1493 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1495 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1496 section header. Make error messages more verbose. Check for
1497 a non-executable section linked to an EXIDX section.
1498 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1499 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1500 check that there is no deferred EXIDX section if we exit early.
1501 Instead of not making an EXIDX section in case of an error, make one
1502 and set the has_errors flag of it.
1503 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1504 in a relocatable link.
1505 (Target_arm::do_relax): Look for the EXIDX output section instead of
1506 assuming that it is called .ARM.exidx.
1507 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1508 section list. Do not check for SHF_EXECINSTR section flags but
1509 skip any input section with errors.
1510 * output.cc (Output_section::Output_section): Initialize
1511 always_keeps_input_sections_ to false.
1512 (Output_section::add_input_section): Check for
1513 always_keeps_input_sections_.
1514 * output.h (Output_section::always_keeps_input_sections,
1515 Output_section::set_always_keeps_input_sections): New methods.
1516 (Output_section::always_keeps_input_sections): New data member.
1518 2010-07-13 Rafael Espindola <espindola@google.com>
1520 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1521 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1523 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1524 Ian Lance Taylor <iant@google.com>
1526 * output.h (Output_section_lookup_maps::add_merge_section):
1527 Correct check of whether value was inserted.
1528 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1529 (Output_section_lookup_maps::add_relaxed_input_section):
1531 * arm.cc (Target_arm::got_section): Remove used local os.
1532 * i386.cc (Target_i386::got_section): Likewise.
1533 * x86_64.cc (Target_x86_64::got_section): Likewise.
1534 * sparc.cc (Target_sparc::got_section): Likewise.
1535 (Target_sparc::relocate): Remove unused local have_got_offset.
1536 * powerpc.cc (Target_powerpc::relocate): Likewise.
1538 2010-07-13 Ian Lance Taylor <iant@google.com>
1540 * compressed_output.cc (zlib_decompress): Fix signature in
1543 * archive.cc (Archive::include_member): Unlock an external member
1544 of a thin archive. Don't bother to delete an object we know is
1547 2010-07-12 Cary Coutant <ccoutant@google.com>
1549 * compressed_output.cc (zlib_decompress): New function.
1550 (get_uncompressed_size): New function.
1551 (decompress_input_section): New function.
1552 * compressed_output.h (get_uncompressed_size): New function.
1553 (decompress_input_section): New function.
1554 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1555 Handle compressed debug sections.
1556 * layout.cc (is_compressed_debug_section): New function.
1557 (Layout::output_section_name): Map compressed section names to
1559 * layout.h (is_compressed_debug_section): New function.
1560 (is_debug_info_section): Recognize compressed debug sections.
1561 * merge.cc: Include compressed_output.h.
1562 (Output_merge_data::do_add_input_section): Handle compressed
1564 (Output_merge_string::do_add_input_section): Handle compressed
1566 * object.cc: Include compressed_output.h.
1567 (Sized_relobj::Sized_relobj): Initialize new data members.
1568 (build_compressed_section_map): New function.
1569 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1570 * object.h (Object::section_is_compressed): New method.
1571 (Object::do_section_is_compressed): New method.
1572 (Sized_relobj::Compressed_section_map): New type.
1573 (Sized_relobj::do_section_is_compressed): New method.
1574 (Sized_relobj::compressed_sections_): New data member.
1575 * output.cc (Output_section::add_input_section): Handle compressed
1577 * reloc.cc: Include compressed_output.h.
1578 (Sized_relobj::write_sections): Handle compressed debug sections.
1580 2010-07-08 Cary Coutant <ccoutant@google.com>
1582 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1583 weak when resolving to a dynamic def.
1584 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1585 for weak undef/dynamic def cases. Adjust callers.
1586 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1587 undef_binding_weak_.
1588 (Symbol_table::sized_write_globals): Adjust symbol binding.
1589 (Symbol_table::sized_write_symbol): Add binding parameter.
1590 * symtab.h (Symbol::set_undef_binding): New method.
1591 (Symbol::is_undef_binding_weak): New method.
1592 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1593 (Symbol_table::should_override): Add new parameter.
1594 (Symbol_table::sized_write_symbol): Add new parameter.
1596 * testsuite/weak_undef_file1.cc: Add new test case.
1597 * testsuite/weak_undef_file2.cc: Fix header comment.
1598 * testsuite/weak_undef_test.cc: Add new test case.
1600 2010-06-29 Doug Kwan <dougkwan@google.com>
1602 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1603 Initialize USE_SYMBOL_.
1604 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1606 (Arm_reloc_property::uses_symbol_): New data member declaration.
1607 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1608 uses symbol value and symbol is undefined but not weakly undefined.
1610 2010-06-28 Rafael Espindola <espindola@google.com>
1612 * plugin.cc (Plugin::load): Use dlerror.
1614 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1616 * symtab.cc (detect_odr_violations): When reporting an ODR
1617 violation, report an object where the symbol is defined.
1619 2010-06-25 Doug Kwan <dougkwan@google.com>
1621 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1622 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1624 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1625 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1626 target hook to detect function points.
1627 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1628 * icf.h (Icf::check_section_for_function_pointers): Change type of
1629 parameter SECTION_NAME to const reference to std::string. Use
1630 target hook to determine if section may have unsafe pointers.
1631 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1634 2010-06-21 Rafael Espindola <espindola@google.com>
1636 * fileread.cc (Input_file::find_fie): New
1637 (Input_file::open): Use Input_file::find_fie.
1638 * fileread.h (Input_file::find_fie): New
1639 * plugin.cc (set_extra_library_path): New.
1640 (Plugin::load): Add set_extra_library_path to the transfer vector.
1641 (Plugin_manager::set_extra_library_path): New.
1642 (Plugin_manager::add_input_file): Use the extra search path if set.
1643 (set_extra_library_path(): New.
1644 * plugin.h (Plugin_manager): Add set_extra_library_path and
1647 2010-06-19 Cary Coutant <ccoutant@google.com>
1649 * layout.cc (gdb_sections): Add .debug_types.
1650 (lines_only_debug_sections): Likewise.
1652 2010-06-18 Rafael Espindola <espindola@google.com>
1654 * plugin.cc (add_input_file,add_input_library)
1655 (Plugin_manager::add_input_file): Make filename arguments const.
1656 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1659 2010-06-16 Doug Kwan <dougkwan@google.com>
1661 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1662 .ARM.attributes section if we have not merged any input
1663 attributes sections.
1665 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1667 * arm.cc: Allow combining objects with no EABI version
1670 2010-06-15 Rafael Espindola <espindola@google.com>
1672 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1674 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1676 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1677 (struct iovec): Correct !HAVE_READV definition.
1679 2010-06-10 Cary Coutant <ccoutant@google.com>
1681 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1682 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1684 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1687 * symtab.h (Symbol::is_placeholder): New member function.
1688 * target-reloc.h (relocate_section): Check for placeholder symbols.
1690 * testsuite/Makefile.am (plugin_test_8): New test.
1691 (plugin_test_9): New test.
1692 * testsuite/Makefile.in: Regenerate.
1694 2010-06-09 Nick Clifton <nickc@redhat.com>
1696 * yyscript.y (input_list_element): Allow strings prefixed with
1697 the '-' character. Treat these as libraries.
1698 * script.cc (script_add_library): New function. Adds a library
1699 specified by "-l<name>" found in an input script.
1700 * script-c.h: Add prototype for script_add_library.
1702 2010-06-07 Doug Kwan <dougkwan@google.com>
1704 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1705 Restrict stub-group size to be within long conditional branch
1706 range when working around cortex-A8 erratum.
1708 2010-06-07 Damien Diederen <dd@crosstwine.com>
1710 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1713 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1717 (Output_section::Input_section_sort_entry::compare_section_ordering):
1718 Change to return non-zero correctly.
1719 (Output_section::Input_section_sort_section_order_index_compare
1720 ::operator()): Change to fix ambiguity in comparisons.
1722 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1724 * gold.h (is_wildcard_string): New function.
1725 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1726 (Layout::layout_eh_frame): Ditto.
1727 (Layout::find_section_order_index): New method.
1728 (Layout::read_layout_from_file): New method.
1729 * layout.h (Layout::find_section_order_index): New method.
1730 (Layout::read_layout_from_file): New method.
1731 (Layout::input_section_position_): New private member.
1732 (Layout::input_section_glob_): New private member.
1733 * main.cc (main): Call read_layout_from_file here.
1734 * options.h (--section-ordering-file): New option.
1735 * output.cc (Output_section::input_section_order_specified_): New
1737 (Output_section::Output_section): Initialize new member.
1738 (Output_section::add_input_section): Add new parameter.
1739 Keep input sections when --section-ordering-file is used.
1740 (Output_section::set_final_data_size): Sort input sections when
1741 section ordering file is specified.
1742 (Output_section::Input_section_sort_entry): Add new parameter.
1744 (Output_section::Input_section_sort_entry::compare_section_ordering):
1746 (Output_section::Input_section_sort_compare::operator()): Change to
1747 consider section_order_index.
1748 (Output_section::Input_section_sort_init_fini_compare::operator()):
1749 Change to consider section_order_index.
1750 (Output_section::Input_section_sort_section_order_index_compare
1751 ::operator()): New method.
1752 (Output_section::sort_attached_input_sections): Change to sort
1753 according to section order when specified.
1754 (Output_section::add_input_section<32, true>): Add new parameter.
1755 (Output_section::add_input_section<64, true>): Add new parameter.
1756 (Output_section::add_input_section<32, false>): Add new parameter.
1757 (Output_section::add_input_section<64, false>): Add new parameter.
1758 * output.h (Output_section::add_input_section): Add new parameter.
1759 (Output_section::input_section_order_specified): New
1761 (Output_section::set_input_section_order_specified): New method.
1762 (Input_section::Input_section): Initialize section_order_index_.
1763 (Input_section::section_order_index): New method.
1764 (Input_section::set_section_order_index): New method.
1765 (Input_section::section_order_index_): New member.
1766 (Input_section::Input_section_sort_section_order_index_compare): New
1768 (Output_section::input_section_order_specified_): New member.
1769 * script-sections.cc (is_wildcard_string): Delete and move modified
1771 (Output_section_element_input::Output_section_element_input): Modify
1772 call to is_wildcard_string.
1773 (Output_section_element_input::Input_section_pattern
1774 ::Input_section_pattern): Ditto.
1775 (Output_section_element_input::Output_section_element_input): Ditto.
1776 * testsuite/Makefile.am (final_layout): New test case.
1777 * testsuite/Makefile.in: Regenerate.
1778 * testsuite/final_layout.cc: New file.
1779 * testsuite/final_layout.sh: New file.
1781 2010-06-01 Rafael Espindola <espindola@google.com>
1783 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1785 2010-06-01 Rafael Espindola <espindola@google.com>
1787 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1788 visibility of symbols.
1790 2010-05-27 Doug Kwan <dougkwan@google.com>
1792 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1793 from start of output section instead of address for a local symbol
1794 in a merged or relaxed section when doing a relocatable link.
1796 2010-05-26 Rafael Espindola <espindola@google.com>
1799 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1800 adding sections the garbage collector removed.
1801 * gold/testsuite/Makefile.am: Add test.
1802 * gold/testsuite/Makefile.in: Regenerate.
1803 * gold/testsuite/plugin_test_7.sh: New.
1804 * gold/testsuite/plugin_test_7_1.c: New.
1805 * gold/testsuite/plugin_test_7_2.c: New.
1807 2010-05-26 Rafael Espindola <espindola@google.com>
1809 * script-sections.cc (Output_section_definition::set_section_addresses):
1810 Check for --section-start.
1812 2010-05-26 Doug Kwan <dougkwan@google.com>
1814 * arm.cc (Arm_scan_relocatable_relocs): New class.
1815 (Target_arm::relocate_special_relocatable): New method.
1816 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1817 (Arm_relocate_functions::thumb_branch_common): Same.
1818 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1819 instead of Default_scan_relocatable_relocs.
1820 * target-reloc.h (relocate_for_relocatable): Let target handle
1821 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1822 * target.h (Sized_target::relocate_special_relocatable): New method.
1824 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1826 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1828 2010-05-23 Doug Kwan <dougkwan@google.com>
1830 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1832 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1833 with a direct branch, not a conditional branch, to a stub.
1834 * merge.cc (Output_merge_base::record_input_section): New method
1836 (Output_merge_data::do_add_input_section): Record input section if
1837 keeps-input-sections flag is set.
1838 (Output_merge_string::do_add_input_section): Ditto.
1839 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1840 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1842 (Output_merge_base::keeps_input_sections,
1843 Output_merge_base::set_keeps_input_sections,
1844 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1846 (Output_merge_base::Input_sections): New type declaration.
1847 (Output_merge_base::input_sections_begin,
1848 Output_merge_base::input_sections_end,
1849 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1850 (Output_merge_base::bool keeps_input_sections_,
1851 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1852 Output_merge_base::input_sections_): New data members.
1853 (Output_merge_data::do_set_keeps_input_sections): New method
1855 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1856 * output.cc (Output_section::Input_section::relobj): Move method
1857 defintion from class declaration to here and handle merge sections.
1858 (Output_section::Input_section::shndx): Ditto.
1859 (Output_section::Output_section): Remove initializations of removed
1860 data members and initialize new data member LOOKUP_MAPS_.
1861 (Output_section::add_input_section): Set keeps-input-sections flag
1862 for a newly created merge output section as appropriate. Adjust code
1863 to use Output_section_lookup_maps class.
1864 (Output_section::add_relaxed_input_section): Adjst code for lookup
1865 maps code refactoring.
1866 (Output_section::add_merge_input_section): Add a new parameter
1867 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1868 class. If adding input section to a newly created merge output
1869 section fails, remove the new merge section.
1870 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1871 Adjust code for use of the Output_section_lookup_maps class.
1872 (Output_section::find_merge_section): Ditto.
1873 (Output_section::build_lookup_maps): New method defintion.
1874 (Output_section::find_relaxed_input_section): Adjust code to use
1875 Output_section_lookup_maps class.
1876 (Output_section::get_input_sections): Export merge sections. Adjust
1877 code to use Output_section_lookup_maps class.
1878 (Output_section:::add_script_input_section): Adjust code to use
1879 Output_section_lookup_maps class. Update lookup maps for merge
1881 (Output_section::discard_states): Use Output_section_lookup_maps.
1882 (Output_section::restore_states): Same.
1883 * output.h (Merge_section_properties): Move class defintion out of
1885 (Output_section_lookup_maps): New class.
1886 (Output_section::Input_section::is_merge_section): New method
1888 (Output_section::Input_section::relobj): Move defintion out of class
1889 defintion. Declare method only.
1890 (Output_section::Input_section::shndx): Ditto.
1891 (Output_section::Input_section::output_merge_base): New method defintion.
1892 (Output_section::Input_section::u2_.pomb): New union field.
1893 (Output_section::Merge_section_by_properties_map,
1894 Output_section::Output_section_data_by_input_section_map,
1895 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1897 (Output_section::add_merge_input_section): Add new parameter
1898 KEEPS_INPUT_SECTIONS.
1899 (Output_section::build_lookup_maps): New method declaration.
1900 (Output_section::merge_section_map_,
1901 Output_section::merge_section_by_properties_map_,
1902 Output_section::relaxed_input_section_map_,
1903 Output_section::is_relaxed_input_section_map_valid_): Remove data
1905 (Output_section::lookup_maps_): New data member.
1907 2010-05-21 Doug Kwan <dougkwan@google.com>
1910 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1911 avoid a compilation error.
1913 2010-05-19 Rafael Espindola <espindola@google.com>
1915 * script-sections.cc (Output_section_definition::allocate_to_segment):
1916 Update the phdrs_list even when the output section is NULL.
1917 * testsuite/Makefile.am: Add test.
1918 * testsuite/Makefile.in: Regenerate.
1919 * testsuite/script_test_9.cc: New.
1920 * testsuite/script_test_9.sh: New.
1921 * testsuite/script_test_9.t: New.
1923 2010-05-19 Doug Kwan <dougkwan@google.com>
1925 * arm.cc (Arm_input_section::original_size): New method.
1926 (Arm_input_section::do_addralign): Add a cast.
1927 (Arm_input_section::do_output_offset): Remove static cast.
1928 (Arm_input_section::original_addralign,
1929 Arm_input_section::original_size_): Change type to uint32_t.
1930 (Arm_input_section::init): Add safe casts for section alignment
1932 (Arm_input_section::set_final_data_size): Do not set address and
1933 offset of stub table.
1934 (Arm_output_section::fix_exidx_coverage): Change use of of
1935 Output_section::Simple_input_section to that of
1936 Output_section::Input_section.
1937 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1938 except for the first pass.
1939 * output.cc (Output_section::get_input_sections): Change type of
1940 input_sections to std::list<Input_section>.
1941 (Output_section::add_script_input_section): Rename from
1942 Output_section::add_simple_input_section. Change type of SIS
1943 parameter from Simple_input_section to Input_section.
1944 * output.h (Output_section::Simple_input_section): Remove class.
1945 (Output_section::Input_section): Change class visibility to public.
1946 (Output_section::Input_section::addralign): Use stored alignments
1947 for special input sections if set.
1948 (Output_section::Input_section::set_addralign): New method.
1949 (Output_section::get_input_sections): Change parameter type from
1950 list of Simple_input_section to list of Input_section.
1951 (Output_section::add_script_input_section): Rename from
1952 Output_section::add_simple_input_section. Change first parameter's
1953 type from Simple_input_section to Input_section and remove the
1954 second and third parameters.
1955 * script-sections.cc (Input_section::Input_section_list): Change
1956 type to list of Output_section::Input_section/
1957 (Input_section_info::Input_section_info): Change parameter type of
1958 INPUT_SECTION to Output_section::Input_section.
1959 (Input_section_info::input_section): Change return type.
1960 (Input_section_info::input_section_): Change type to
1961 Output_section::Input_section.
1962 (Output_section_element_input::set_section_addresses): Adjust code
1963 to use Output_section::Input_section instead of
1964 Output_section::Simple_input_section. Adjust code for renaming
1965 of Output_section::add_simple_input_section.
1966 (Orphan_output_section::set_section_addresses): Ditto.
1968 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1970 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1971 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1973 2010-05-18 Rafael Espindola <espindola@google.com>
1975 * options.cc (General_options::finalize): Handle -nostdlib.
1976 * options.h (nostdlib): New option.
1977 * script.cc (script_add_search_dir): Handle -nostdlib.
1979 2010-05-12 Doug Kwan <dougkwan@google.com>
1981 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1982 attributes section only if there no attributes section after merging.
1983 (Target_arm::merge_object_attributes): Move value of
1984 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1985 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1986 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1987 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1988 and arm_attr_merge_7.stdout.
1989 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1990 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1991 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1992 arm_attr_merge_7b.o): New rules.
1993 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1995 * testsuite/Makefile.in: Regenerate.
1996 * testsuite/arm_attr_merge.sh: New file.
1997 * testsuite/arm_attr_merge_[67][ab].s: Same.
1999 2010-05-05 Nick Clifton <nickc@redhat.com>
2001 * po/es.po: Updated Spanish translation.
2003 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2005 * Makefile.am (install-exec-local): Properly install gold as
2006 default cross linker.
2007 * Makefile.in: Regenerated.
2009 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2010 Nick Clifton <nickc@redhat.com>
2012 * configure.ac (install_as_default): Define and set to false
2013 unless --enable-gold or --enable-gold=both/gold has been
2015 * configure: Regenerate.
2017 * Makefile.am (install-exec-local): Install the executable as
2018 'ld.gold'. If install_as_default is true then also install it as
2020 * Makefile.in: Regenerated.
2022 2010-04-24 Ian Lance Taylor <iant@google.com>
2024 * layout.cc (Layout::layout_reloc): In relocatable link don't
2025 combine reloc sections for grouped sections.
2027 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2029 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2030 sections that are not ordinary to icf.
2031 * icf.cc (get_section_contents): Handle relocation pointing to section
2032 with no object or shndx information.
2033 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2034 * testsuite/Makefile.in: Regenerate.
2035 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2036 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2038 2010-04-22 Ian Lance Taylor <iant@google.com>
2040 * expression.cc (Expression::Expression_eval_info): Add
2041 result_alignment_pointer field.
2042 (Expression::eval_with_dot): Add result_alignment_pointer
2043 parameter. Change all callers.
2044 (Expression::eval_maybe_dot): Likewise.
2045 (class Binary_expression): Add alignment_pointer parameter to
2046 left_value and right_value. Change all callers.
2047 (BINARY_EXPRESSION): Set result alignment.
2048 (class Trinary_expression): Add alignment_pointer parameter to
2049 arg2_value and arg3_value. Change all callers.
2050 (Trinary_cond::value): Set result alignment.
2051 (Max_expression::value, Min_expression::value): Likewise.
2052 (Align_expression::value): Likewise.
2053 * script-sections.cc (class Sections_element): Add dot_alignment
2054 parameter to set_section_addresses virtual function. Update
2056 (class Output_section_element): Likewise.
2057 (Script_sections::create_segments): Add dot_alignment parameter.
2059 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2060 (Script_sections::set_phdrs_clause_addresses): Likewise.
2061 * script-sections.h: Update declarations.
2062 * script.h: Update declarations.
2063 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2065 * testsuite/script_test_3.t: Set large alignment.
2066 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2067 segment has expected alignment.
2069 2010-04-22 Nick Clifton <nickc@redhat.com>
2071 * po/gold.pot: Updated by the Translation project.
2072 * po/vi.po: Updated Vietnamese translation.
2074 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2076 * testsuite/Makefile.am (check_PROGRAMS): Add
2077 icf_virtual_function_folding_test.
2078 * testsuite/Makefile.in: Regenerated.
2080 2010-04-15 Andrew Haley <aph@redhat.com>
2082 * options.h (merge_exidx_entries): New option.
2083 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2084 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2085 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2086 (Target_arm::merge_exidx_entries): New function.
2087 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2088 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2089 to Arm_exidx_fixup constructor.
2090 Add new arg, merge_exidx_entries.
2091 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2092 Arm_output_section::fix_exidx_coverage.
2094 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2096 * icf.cc (get_section_contents): Check for preemptible functions.
2097 Ignore addend when appropriate.
2098 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2100 (add_from_relobj): Check for section folded.
2101 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2102 * symtab.h (should_add_dynsym_entry): Add new parameter.
2103 * target-reloc.h (scan_relocs): Check for section folded.
2104 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2105 Check reloc types for function pointers in shared objects.
2106 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2108 (icf_preemptible_functions_test): New test case.
2109 (icf_string_merge_test): New test case.
2110 * testsuite.Makefile.in: Regenerate.
2111 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2112 bar_glob. Refactor code.
2113 * testsuite/icf_preemptible_functions_test.cc: New file.
2114 * testsuite/icf_preemptible_functions_test.sh: New file.
2115 * testsuite/icf_string_merge_test.cc: New file.
2116 * testsuite/icf_string_merge_test.sh: New file.
2117 * testsuite/icf_virtual_function_folding_test.cc: New file.
2118 * testsuite/icf_virtual_function_folding_test.sh: New file.
2120 2010-04-14 Doug Kwan <dougkwan@google.com>
2122 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2123 for local symbol recounting if we remove a section due to ICF.
2124 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2125 there are no regular objects in input.
2127 2010-04-13 Doug Kwan <dougkwan@google.com>
2129 * arm.cc (Arm_input_section::set_final_data_size): Compute
2130 accurate final data size instead of using current data size.
2132 2010-04-09 Doug Kwan <dougkwan@google.com>
2134 * layout.cc (Layout::choose_output_section): Handle script section
2136 (Layout::make_output_section_for_script): Add section type parameter.
2137 Handle script section types.
2138 * layout.h (Layout::make_output_section_for_script): Add section
2140 * output.cc (Output_section::Output_section): Initialize data member
2142 (Output_section::do_reset_address_and_file_offset): Do not set address
2143 to 0 if section is a NOLOAD section.
2144 * output.h (Output_section::is_noload): New method.
2145 (Output_section::set_is_noload): Ditto.
2146 (Output_section::is_noload_): New data member.
2147 * script-c.h (Script_section_type): New enum type.
2148 (struct Parser_output_section_header): Add new file section_type.
2149 * script-sections.cc (Sections_element::output_section_name): Add
2150 parameter for returning script section type.
2151 (Output_section_definition::output_section_name): Ditto.
2152 (Output_section_definition::section_type)P; New method.
2153 (Output_section_definiton::script_section_type_name): Ditto.
2154 (Output_section_definition::script_section_type_): New data member.
2155 (Output_section_definition::Output_section_definition): Initialize
2156 data member Output_section_definition::script_section_type_.
2157 (Output_section_definition::create_sections): Pass script section type
2158 to Layout::make_output_section_for_script.
2159 (Output_section_definition::output_section_name): Return script
2160 section type to caller.
2161 (Output_section_definition::set_section_address): Do not advance
2162 dot value and load address if section type is NOLOAD. Set address
2163 of NOLOAD sections regardless of section flags.
2164 (Output_section_definition::print): Print section type if it is
2165 not SCRIPT_SECTION_TYPE_NONE.
2166 (Output_section_definition::section_type): New method.
2167 (Output_section_definition::script_section_type_name): Ditto.
2168 (Script_sections::output_section_name): Add new parameter
2169 PSECTION_TYPE for returning script section type. Pass it to
2170 section elements. Handle discard sections.
2171 (Sort_output_sections::operator()): Handle NOLOAD sections.
2172 * script-sections.h (Script_sections::Section_type): New enum type.
2173 (Script_sections::output_section_name): Add a new parameter for
2174 returning script section type.
2175 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2177 * yyscript.y (union): Add new field SECTION_TYPE.
2178 (COPY, DSECT, INFO, NOLOAD): New tokens.
2179 (opt_address_and_section_type): Change type to output_section_header.
2180 (section_type): New non-terminal
2181 (section_header): Handle section type.
2182 (opt_address_and_section_type): Return section type value.
2184 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2186 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2187 * testsuite/plugin_common_test_2.c (foo): Likewise.
2189 2010-04-08 Doug Kwan <dougkwan@google.com>
2191 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2193 * output.cc (Output_section::add_merge_input_section): Simplify
2194 code and return status of Output_merge_base::add_input_section.
2195 Update merge section map only if Output_merge_base::add_input_section
2198 2010-04-07 Doug Kwan <dougkwan@google.com>
2200 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2201 if section is marked as containing instructions but has no mapping
2203 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2204 correct section index.
2205 (Arm_relobj::find_linked_text_section): Ditto.
2207 2010-04-07 Cary Coutant <ccoutant@google.com>
2209 * archive.cc (include_member): Destroy Read_symbols_data object before
2211 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2212 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2213 (Read_symbols_data::~Read_symbols_data) New destructor.
2214 (Section_relocs::Section_relocs) New constructor.
2215 (Section_relocs::~Section_relocs) New destructor.
2216 (Read_relocs_data::Read_relocs_data) New constructor.
2217 (Read_relocs_data::~Read_relocs_data) New destructor.
2218 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2219 pointers to NULL after deleting.
2221 2010-04-07 Doug Kwan <dougkwan@google.com>
2223 * arm.cc: Replace "endianity" with "endianness" in comments.
2224 (Arm_exidx_cantunwind): Ditto.
2225 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2226 (Arm_relobj::merge_flags_and_attributes): New method.
2227 (Arm_relobj::merge_flags_and_attributes_): New data member.
2228 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2229 (Arm_relobj::scan_sections_for_stubs): Ditto.
2230 (Arm_relobj::do_read_symbols): Check to see if we really want to
2231 merge processor-specific flags and attributes. Exit early if
2232 an object is empty except for section names and the undefined symbol.
2233 (Target_arm::do_finalize_sections): Move check for ELF format to
2234 Arm_relobj::do_read_symbols. Merge processor specific flags and
2235 attributes from a regular object only when we have determined that
2236 it is aapropriate. Do not create an .ARM.attributes section in
2237 output if there is no regular input object.
2238 (Target_arm::merge_processor_specific_flags): Check
2239 --warn-mismatch before printing any error.
2240 (Target_arm::merge_object_attributes): Ditto.
2241 * gold.cc (queue_middle_tasks): Handle the case in which there is
2242 no regular object in input.
2243 * options.cc (General_options::parse_EB): New method.
2244 (General_options::parse_EL): Same.
2245 (General_options::General_options): Initialize endianness_.
2246 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2248 (General_options::Endianness): New enum.
2249 (General_options::endianness): New method.
2250 (General_options::endianness_): New data member.
2251 * parameters.cc (Parameters::set_options): Check target endianness.
2252 (Parameters::set_target_once): Ditto.
2253 (Parameters::check_target_endianness): New method.
2254 (parameters_force_valid_target): If either -EL or -EB is specified,
2255 use it to define endianness of default target.
2256 * parameters.h (Parameters::check_target_endianness): New method
2258 * target.h (class Target): Change "endianity" to "endianness"
2261 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2263 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2264 * configure: Regenerate.
2265 * Makefile.in: Regenerate.
2266 * testsuite/Makefile.in: Regenerate.
2268 2010-04-06 Cary Coutant <ccoutant@google.com>
2271 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2272 prevailing definitions of common symbols.
2273 * testsuite/plugin_test_6.sh: New test case.
2274 * testsuite/plugin_common_test_1.c: New test case.
2275 * testsuite/plugin_common_test_2.c: New test case.
2276 * testsuite/Makefile.am (plugin_test_6): New test case.
2277 * testsuite/Makefile.in: Regenerate.
2279 2010-04-06 Nick Clifton <nickc@redhat.com>
2281 * po/vi.po: New Vietnamese translation.
2283 2010-03-30 Doug Kwan <dougkwan@google.com>
2285 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2287 2010-03-25 Doug Kwan <dougkwan@google.com>
2289 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2290 to avoid a conversion warning on a 32-bit host.
2292 2010-03-24 Ian Lance Taylor <iant@google.com>
2294 * testsuite/script_test_3.t: Add a TLS segment.
2295 * testsuite/Makefile.am (check_PROGRAMS): Add
2296 tls_phdrs_script_test.
2297 (tls_phdrs_script_test_SOURCES): Define.
2298 (tls_phdrs_script_test_DEPENDENCIES): Define.
2299 (tls_phdrs_script_test_LDFLAGS): Define.
2300 (tls_phdrs_script_test_LDADD): Define.
2301 * testsuite/Makefile.in: Rebuild.
2303 2010-03-23 Cary Coutant <ccoutant@google.com>
2305 * fileread.cc (find_or_make_view): Fix comment.
2307 2010-03-23 Ian Lance Taylor <iant@google.com>
2309 * script-sections.cc (class Orphan_section_placement): Define
2310 PLACE_TLS and PLACE_TLS_BSS.
2311 (Orphan_section_placement::Orphan_section_placement): Initialize
2313 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2314 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2315 (tls_script_test_SOURCES): Define.
2316 (tls_script_test_DEPENDENCIES): Define.
2317 (tls_script_test_LDFLAGS): Define.
2318 (tls_script_test_LDADD): Define.
2319 * testsuite/Makefile.in: Rebuild.
2321 2010-03-22 Doug Kwan <dougkwan@google.com>
2323 * arm.cc (Arm_relocate_functions::abs8,
2324 Arm_relocate_functions::abs16): Use correct check for overflow
2325 specified in the ARM ELF specs.
2326 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2327 target of a BLX instruction specially.
2328 (Reloc_stub::stub_type_for_reloc): Ditto.
2329 (Relocate::relocate): Use symbolic names instead of numeric relocation
2330 codes to report error.
2331 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2333 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2334 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2335 thumb2_blx_out_of_range.stdout
2336 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2337 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2338 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2339 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2340 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2341 thumb2_blx_in_range, thumb2_blx_in_range.o,
2342 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2343 thumb2_blx_out_of_range.o): New rules.
2344 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2345 thumb2_blx_in_range and thumb2_blx_out_of_range.
2346 * testsuite/Makefile.in: Regenerate.
2347 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2348 * testsuite/thumb_blx_in_range.s: New file.
2349 * testsuite/thumb_blx_out_of_range.s: New file.
2351 2010-03-22 Rafael Espindola <espindola@google.com>
2353 * archive.cc (Should_include): Move to archive.h.
2354 (should_include_member): Make it a member of Archive.
2356 (Add_lib_group_symbols): New.
2357 * archive.h: Include options.h.
2358 (Archive_member): Moved from Archive.
2359 (Should_include): Moved from archive.cc.
2361 (Add_lib_group_symbols): New.
2362 * dynobj.cc (do_should_include_member): New.
2363 * dynobj.h (do_should_include_member): New.
2364 * gold.cc (queue_initial_tasks): Update call to queue.
2365 * main.cc (main): Print lib group stats.
2366 * object.cc (do_should_include_member): New.
2367 * object.h: Include archive.h.
2368 (Object::should_include_member): New.
2369 (Object::do_should_include_member): New.
2370 (Sized_relobj::do_should_include_member): New.
2371 * options.cc (General_options::parse_start_lib): New.
2372 (General_options::parse_end_lib): New.
2373 (Input_arguments::add_file): Handle lib groups.
2374 (Input_arguments::start_group): Check we are not in a lib.
2375 (Input_arguments::start_lib): New.
2376 (Input_arguments::end_lib): New.
2377 * options.h (General_options): Add start_lib and end_lib.
2378 (Input_argument::lib_): New.
2379 (Input_argument::lib): New.
2380 (Input_argument::is_lib): New.
2381 (Input_file_lib): New.
2382 (Input_arguments::in_lib_): New.
2383 (Input_arguments::in_lib): New.
2384 (Input_arguments::start_lib): New.
2385 (Input_arguments::end_lib_): New.
2386 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2387 in unused members as preempted.
2388 (Sized_pluginobj::do_should_include_member): New.
2389 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2390 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2392 (Read_symbols::do_whole_lib_group): New.
2393 (Read_symbols::do_lib_group): New.
2394 (Read_symbols::do_read_symbols): Handle lib groups.
2395 (Read_symbols::get_name): Handle lib groups.
2396 * readsyms.h (Read_symbols): Add an archive member pointer.
2397 (Read_symbols::do_whole_lib_group): New.
2398 (Read_symbols::do_lib_group): New.
2399 (Read_symbols::member_): New.
2400 * script.cc (read_input_script): Update call to queue_soon.
2402 2010-03-19 Doug Kwan <dougkwan@google.com>
2404 * arm.cc (Stub_table::Stub_table): Initialize new data members
2405 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2406 (Stub_table::add_reloc_stub): Assign stub offset and update
2407 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2408 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2410 (Stub_table::update_data_size_and_addralign): Use
2411 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2412 instead of going over all reloc stubs.
2413 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2414 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2415 Stringpool_template::offset_ to size of Stringpool_char.
2416 (Stringpool_template::new_key_offset): Remove code to initialize
2417 Stringpool_template::offset_.
2418 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2419 Stringpool_template::offset_ to zero.
2421 2010-03-15 Doug Kwan <dougkwan@google.com>
2423 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2425 (Stringpool_template::new_key_offset): New method.
2426 (Stringpool_template::add_string): Assign offsets when adding new
2428 (Stringpool_template::set_string_offsets): Do not set string offsets
2429 when not optimizing.
2430 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2432 (Chunked_vector::clear): Clear size_.
2433 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2434 (Chunked_vector::size): Return size_.
2435 (Chunked_vector::push_back): Use size_ to find insert position.
2436 (Chunked_vector::size_): New data member.
2437 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2438 (Stringpool_template::new_key_offset): New method declaration.
2439 (Stringpool_template::offset_): New data member.
2441 2010-03-15 Rafael Espindola <espindola@google.com>
2443 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2444 Add_symbols' constructor.
2445 * readsyms.h (Add_symbols): Remove the input_group member.
2447 2010-03-10 Ian Lance Taylor <iant@google.com>
2449 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2450 target to ask whether a reference to a symbol requires a stack
2452 * target.h (Target::is_call_to_non_split): New function.
2453 (Target::do_is_call_to_non_split): Declare virtual function.
2454 * target.cc: Include "symtab.h".
2455 (Target::do_is_call_to_non_split): New function.
2456 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2458 2010-03-10 Cary Coutant <ccoutant@google.com>
2460 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2461 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2462 (File_read::open[2]): Add whole_file_view_ to list of views.
2463 (File_read::make_view): Remove test of whole_file_view_.
2464 (File_read::find_or_make_view): Create whole_file_view_ if
2466 (File_read::clear_views): Replace bool parameter with enum;
2467 adjust all callers. Don't delete views with permanent data;
2468 do delete cached views and views from archives if
2469 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2470 if clearing the corresponding view.
2471 * fileread.h (File_read::Clear_views_mode): New enum.
2472 (File_read::View::is_permanent_view): New method.
2473 (File_read::clear_views): Replace bool parameter
2474 with enum; adjust all callers.
2475 * options.h (General_options): Change keep_files_mapped option;
2476 add map_whole_files.
2477 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2479 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2482 2010-03-10 David S. Miller <davem@davemloft.net>
2484 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2486 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2488 * icf.cc (get_section_contents): Add '@' marker after processing the
2491 2010-03-08 Doug Kwan <dougkwan@google.com>
2493 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2494 due to a conversion warning.
2495 (Arm_relobj::update_output_local_symbol_count): Check for local
2496 symbol with unset output index.
2498 2010-03-05 Ian Lance Taylor <iant@google.com>
2500 * options.h (class General_options): Add --spare-dynamic-tags.
2501 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2502 --spare-dynamic-tags.
2504 2010-03-05 Ian Lance Taylor <iant@google.com>
2506 * incremental.cc: Include "libiberty.h".
2508 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2510 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2511 function, is_info_ member.
2512 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2513 (Versions::Versions): Update caller.
2514 (Versions::define_base_version): Likewise.
2515 (Versions::add_def): Likewise.
2517 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2519 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2520 (Scan::possible_function_pointer_reloc): New function.
2521 (Scan::local_reloc_may_be_function_pointer): Change to call
2522 possible_function_pointer_reloc.
2523 (Scan::global_reloc_may_be_function_pointer): Ditto.
2524 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2525 relocations in ".data.rel.ro._ZTV" section.
2526 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2527 * testsuite/icf_safe_so_test.cc: Ditto.
2528 * testsuite/icf_safe_test.cc: Ditto.
2529 * testsuite/icf_safe_test.sh: Ditto.
2531 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2532 Ian Lance Taylor <iant@google.com>
2534 * target-reloc.h (relocate_section): Check the symbol table index
2535 for -1U before setting the local symbol index.
2536 (scan_relocatable_relocs): If copying the relocation, record that
2537 the local symbol is required.
2538 * object.h (Symbol_value::is_output_symtab_index_set): New
2540 (Symbol_value::may_be_discarded_from_output_symtab): New
2542 (Symbol_value::has_output_symtab_entry): New function.
2543 (Symbol_value::needs_output_symtab_entry): Remove.
2544 (Symbol_value::output_symtab_index): Make sure the symbol index is
2546 (Symbol_value::set_output_symtab_index): Make sure the symbol
2547 index is not set. Make sure the new index is valid.
2548 (Symbol_value::set_must_have_output_symtab_entry): New function.
2549 (Symbol_value::has_output_dynsym_entry): New function.
2550 (Symbol_value::set_output_dynsym_index): Make sure the new index
2552 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2553 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2554 local symbol if permitted.
2555 (Sized_relobj::do_finalize_local_symbols): Call
2556 is_output_symtab_index_set rather than needs_output_symtab_entry.
2557 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2558 rather than needs_output_symtab_entry. Call
2559 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2560 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2561 is_output_symtab_index_set rather than needs_output_symtab_entry.
2562 * testsuite/discard_locals_relocatable_test.c: New file.
2563 * testsuite/discard_locals_test.sh: Test -r.
2564 * testsuite/Makefile.am (check_DATA): Add
2565 discard_locals_relocatable_test1.syms,
2566 discard_local_relocatable_test2.syms.
2567 (MOSTLYCLEANFILES): Likewise. Also add
2568 discard_locals_relocatable_test1.lout and
2569 discard_locals_relocatable_test2.out.
2570 (discard_locals_relocatable_test1.syms): New target.
2571 (discard_locals_relocatable_test.o): New target.
2572 (discard_locals_relocatable_test1.out): New target.
2573 (discard_locals_relocatable_test2.syms): New target.
2574 (discard_locals_relocatable_test2.out): New target.
2575 (various): Add missing ../ld-new dependencies.
2576 * testsuite/Makefile.in: Rebuild.
2578 2010-03-03 Nick Clifton <nickc@redhat.com>
2580 * po/fi.po: New Finnish translation.
2582 2010-03-01 Doug Kwan <dougkwan@google.com>
2584 * layout.cc (Layout::Layout): Force section types of .init_array*,
2585 .preinit_array* and .fini_array* sections.
2586 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2587 Fix check of return value of std::string::find.().
2588 (Output_section::Input_section_sort_compare::operator()): Remove
2589 comment about .init_array.
2590 (Output_section::Input_section_sort_init_fini_compare::operator()):
2592 (Output_section::sort_attached_input_sections): Handle .init_array
2593 and .fini_array specially.
2594 * output.h (Output_section::Inut_section_sort_compare): Update
2596 (Output_section::Input_section_sort_init_fini_compare): New struct.
2598 2010-02-26 Doug Kwan <dougkwan@google.com>
2600 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2601 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2602 * testsuite/debug_msg.sh: Avoid matching source line number for
2603 use of global variable undef_int.
2605 2010-02-26 Doug Kwan <dougkwan@google.com>
2607 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2608 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2609 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2610 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2611 * options.cc (General_options::General_options): Initialize member
2613 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2614 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2615 and rm_no_fix_v4bx.stdout
2616 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2617 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2618 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2619 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2620 and arm_no_fix_v4bx.
2621 * Makefile.in: Regenerate.
2622 * testsuite/arm_fix_v4bx.s: New file.
2623 * testsuite/arm_fix_v4bx.sh: Ditto.
2625 2010-02-24 Doug Kwan <dougkwan@google.com>
2627 * arm.cc (Target_arm::got_section): Make the .got section the first
2628 non RELRO section in the data segment.
2629 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2630 suffixes of section names.
2632 2010-02-24 Doug Kwan <dougkwan@google.com>
2634 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2635 flags and attributes merging if an input file is a binary file.
2636 * fileread.cc (Input_file::open): Record format of original file.
2637 * fileread.h (Input_file::Format): New enum type.
2638 (Input_file::Input_file): Initialize data member format_.
2639 (Input_file::format): New method definition.
2640 (Input_file::format_):: New data member.
2642 2010-02-24 Doug Kwan <dougkwan@google.com>
2644 * arm.cc (Arm_output_data_got): New class.
2645 (ARM_TCB_SIZE): New constant
2646 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2647 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2648 If user uses a script with a SECTIONS clause, issue only a warning
2649 for a misplaced EXIDX input section. Otherwise, issue an error.
2650 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2652 (Target_arm::got_mode_index_entry): Handle static linking.
2653 (Target_arm::Scan::local): Ditto.
2654 (Target_arm::Scan::global): Ditto.
2655 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2656 all incorrectly implemented relocations.
2657 (Target_arm::fix_exidx_coverage): Pass layout to
2658 Arm_output_section::fix_exidx_coverage.
2659 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2660 from ".ARM.exidx." and ".ARM.extab.".
2662 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2664 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2665 section if it does not already exist.
2666 * attributes.cc (Attributes_section_data::Attributes_section_data):
2667 Don't crash if size is zero.
2669 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2670 Ian Lance Taylor <iant@google.com>
2672 * gold.cc (queue_middle_tasks): If no input files were opened,
2674 * workqueue.h (Task_function::Task_function): Assert that there is
2677 2010-02-22 Doug Kwan <dougkwan@google.com>
2679 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2680 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2681 types to avoid warnings due to different uint64_t implementations
2684 2010-02-21 Doug Kwan <dougkwan@google.com>
2686 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2687 handling of the maximum backward branch offset.
2688 (Arm_relocate_functions::thumb_branch_common): Ditto.
2689 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2690 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2691 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2692 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2693 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2694 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2695 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2696 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2697 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2698 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2699 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2700 thumb2_bl_out_of_range.o): New rules.
2701 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2702 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2703 thumb2_bl_out_of_range
2704 * testsuite/Makefile.in: Regenerate.
2705 * testsuite/arm_bl_in_range.s: New file.
2706 * testsuite/arm_bl_out_of_range.s: Ditto.
2707 * testsuite/arm_branch_in_range.sh: Ditto.
2708 * testsuite/arm_branch_range.t: Ditto.
2709 * testsuite/thumb2_branch_range.t: Ditto.
2710 * testsuite/thumb_bl_in_range.s: Ditto.
2711 * testsuite/thumb_bl_out_of_range.s: Ditto.
2712 * testsuite/thumb_branch_range.t: Ditto.
2714 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2716 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2717 Add reloc offset information.
2718 * icf.cc (get_section_contents): Change iterators to point to the new
2719 vectors. Add reloc offset information to the contents.
2720 * icf.h (Icf::Sections_reachable_info): New typedef.
2721 (Icf::Sections_reachable_list): New typedef.
2722 (Icf::Offset_info): New typedef.
2723 (Icf::Reloc_info): New struct typedef.
2724 (Icf::Reloc_info_list): New typedef.
2725 (Icf::symbol_reloc_list): Delete method.
2726 (Icf::addend_reloc_list): Delete method.
2727 (Icf::section_reloc_list): Delete method.
2728 (Icf::reloc_info_list): New method.
2729 (Icf::reloc_info_list_): New member.
2731 2010-02-19 Doug Kwan <dougkwan@google.com>
2733 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2734 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2735 * arm.cc (Arm_relocation_functions): New forward declaration.
2736 (Target_arm::Target_arm): Initialize new data members
2737 got_mod_index_offset_ and tls_base_symbol_defined_.
2738 (Target_arm::Relocate::relocate_tls): New method.
2739 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2740 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2742 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2743 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2744 (Target_arm::got_mod_index_offset_,
2745 Target_arm::tls_base_symbol_defined_): New data members.
2746 (Target_arm::Scan::local, Target::Scan::global,
2747 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2750 2010-02-18 Doug Kwan <dougkwan@google.com>
2752 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2753 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2754 text section as a parameter becuase some broken tools may not set
2755 the link in section header.
2756 (Target_arm::has_got_section): New method.
2757 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2758 without any mapping symbol as data only. Remove warning.
2759 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2760 link in its section header, try to discover the link by inspecting the
2761 REL31 relocation at the beginning of the section.
2762 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2764 (Target_arm::Scan::global): Treat any reference to the symbol
2765 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2767 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2769 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2770 (Scan::global_reloc_may_be_function_pointer): New function.
2771 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2772 (Scan::global_reloc_may_be_function_pointer): New function.
2773 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2774 (Scan::global_reloc_may_be_function_pointer): New function.
2775 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2776 (Scan::global_reloc_may_be_function_pointer): New function.
2777 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2778 (Scan::global_reloc_may_be_function_pointer): New function.
2779 (Scan::possible_function_pointer_reloc): New function.
2780 (Target_x86_64::can_check_for_function_pointers): New function.
2781 * gc.h (gc_process_relocs): Scan relocation types to determine if
2782 function pointers were taken for targets that support it.
2783 * icf.cc (Icf::find_identical_sections): Include functions for
2784 folding in safe ICF whose pointer is not taken.
2785 * icf.h (Secn_fptr_taken_set): New typedef.
2786 (fptr_section_id_): New member.
2787 (section_has_function_pointers): New function.
2788 (set_section_has_function_pointers): New function.
2789 (check_section_for_function_pointers): New function.
2790 * options.h: Fix comment for safe ICF option.
2791 * target.h (can_check_for_function_pointers): New function.
2792 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2793 Modify icf_safe_test for X86-64.
2794 * testsuite/Makefile.in: Regenerate.
2795 * testsuite/icf_safe_so_test.cc: New file.
2796 * testsuite/icf_safe_so_test.sh: New file.
2797 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2798 (main): Change to take pointer to function kept_func_3.
2799 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2800 folding is done correctly for X86-64.
2802 2010-02-12 David S. Miller <davem@davemloft.net>
2804 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2805 is_symbolless parameter.
2806 (Output_reloc<SHT_REL>::is_symbolless): New.
2807 (Output_reloc<SHT_REL>::is_symbolless_): New.
2808 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2809 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2810 (Output_reloc<SHT_RELA>::is_symbolless): New.
2811 (Output_data_reloc::add_global): Handle is_symbolless.
2812 (Output_data_reloc::add_global_relative): Likewise.
2813 (Output_data_reloc::add_local): Likewise.
2814 (Output_data_reloc::add_local_relative): Likewise.
2815 (Output_data_reloc::add_symbolless_global_addend): New.
2816 (Output_data_reloc::add_symbolless_local_addend): New.
2817 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2819 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2820 instead of ->is_relative_
2821 (Output_reloc::write): Likewise.
2822 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2823 (Output_reloc::write_rel): Simplify.
2825 * sparc.cc (Target_sparc::Scan::local): Use
2826 ->add_symbolless_local_addend as needed.
2827 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2828 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2829 based upon relocation offset.
2831 2010-02-11 Doug Kwan <dougkwan@google.com>
2833 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2834 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2835 beginning of function.
2836 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2837 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2838 parameter is_32bit in calls to should_apply_static_reloc.
2839 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2840 (check_DATA): Add arm_abs_global.stdout.
2841 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2842 arm_abs_global.stdout): New rules.
2843 (MOSTLLYCLEANFILES): Add arm_abs_global
2844 * Makefile.in: Regenerate.
2845 * testsuite/arm_abs_global.s: New file.
2846 * testsuite/arm_abs_global.sh: Ditto.
2847 * testsuite/arm_abs_lib.s: Ditto.
2849 2010-02-11 Ian Lance Taylor <iant@google.com>
2851 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2853 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2854 Allocate_commons_task first.
2855 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2856 task, rather than symtab_lock_.
2857 (Gc_process_relocs::~Gc_process_relocs): New function.
2858 (Gc_process_relocs::is_runnable): Check this_blocker_.
2859 (Gc_process_relocs::locks): Use next_blocker_ rather than
2861 (Scan_relocs::~Scan_relocs): New function.
2862 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2864 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2866 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2867 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2868 constructor accordingly.
2869 (class Gc_process_relocs): Likewise.
2870 (class Scan_relocs): Likewise.
2871 * common.h (class Allocate_commons_task): Remove symtab_lock_
2872 field, and corresponding constructor parameter.
2873 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2875 (Allocate_commons_task::locks): Likewise.
2877 2010-02-11 Ian Lance Taylor <iant@google.com>
2879 * gold-threads.h (class Once): Define.
2880 (class Initialize_lock): Rewrite as child of Once.
2881 * gold-threads.cc (class Once_initialize): Define.
2882 (once_pointer_control): New static variable.
2883 (once_pointer, once_arg): New static variables.
2884 (c_run_once): New static function.
2885 (Once::Once, Once::run_once, Once::internal_run): New functions.
2886 (class Initialize_lock_once): Remove.
2887 (initialize_lock_control): Remove.
2888 (initialize_lock_pointer): Remove.
2889 (initialize_lock_once): Remove.
2890 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2891 (Initialize_lock::initialize): Rewrite.
2892 (Initialize_lock::do_run_once): New function.
2893 * archive.cc (Archive::interpret_header): Only clear name if it is
2895 * fileread.cc: Include "gold-threads.h"
2896 (file_counts_lock): New static variable.
2897 (file_counts_initialize_lock): Likewise.
2898 (File_read::release): Only increment counts when using --stats.
2899 Use a lock around the increment.
2900 * parameters.cc (class Set_parameters_target_once): Define.
2901 (set_parameters_target_once): New static variable.
2902 (Parameters::Parameters): Move here from parameters.h.
2903 (Parameters::set_target): Rewrite.
2904 (Parameters::set_target_once): New function.
2905 (Parameters::clear_target): Move here and rewrite.
2906 * parameters.h (class Parameters): Update declarations. Add
2907 set_parameters_target_once_ field.
2908 (Parameters::Parameters): Move to parameters.cc.
2909 (Parameters::clear_target): Likewise.
2910 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2912 (Start_group::~Start_group): New function.
2913 (Start_group::is_runnable): New function.
2914 (Start_group::locks, Start_group::run): New functions.
2915 (Finish_group::run): Change saw_undefined to size_t.
2916 * readsyms.h (class Start_group): Define.
2917 (class Finish_group): Change saw_undefined_ field to size_t.
2918 (Finish_group::Finish_group): Remove saw_undefined and
2919 this_blocker parameters. Change all callers.
2920 (Finish_group::set_saw_undefined): New function.
2921 (Finish_group::set_blocker): New function.
2922 * symtab.h (class Symbol_table): Change saw_undefined to return
2923 size_t. Change saw_undefined_ field to size_t.
2924 * target-select.cc (Set_target_once::do_run_once): New function.
2925 (Target_selector::Target_selector): Initialize set_target_once_
2926 field. Don't initialize lock_ and initialize_lock_ fields.
2927 (Target_selector::instantiate_target): Rewrite.
2928 (Target_selector::set_target): New function.
2929 * target-select.h (class Set_target_once): Define.
2930 (class Target_selector): Update declarations. Make
2931 Set_target_once a friend. Remove lock_ and initialize_lock_
2932 fields. Add set_target_once_ field.
2934 2010-02-10 Ian Lance Taylor <iant@google.com>
2936 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2938 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2939 (queue_middle_tasks): Add all blockers before queueing any tasks.
2940 (queue_final_tasks): Likewise.
2941 * token.h (Task_token::add_blockers): New function.
2942 * object.h (Input_objects::number_of_relobjs): New function.
2944 2010-02-10 Ian Lance Taylor <iant@google.com>
2946 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2947 shared, not if not position independent.
2948 * x86_64.cc (Relocate::relocate_tls): Likewise.
2949 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2950 (tls_pie_pic_test): New target.
2951 * testsuite/Makefile.in: Rebuild.
2953 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2954 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2955 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2956 * testsuite/Makefile.in: Rebuild.
2958 2010-02-09 David S. Miller <davem@davemloft.net>
2960 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2961 R_SPARC_RELATIVE using ->add_local_relative().
2962 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2964 * output.h (Output_data_dynamic::add_section_size): New method
2965 that takes two Output_data objects.
2966 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2967 entry param. Handle it in initializers.
2968 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2969 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2970 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2972 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2973 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2974 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2975 for dynrel_includes_plt.
2976 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2977 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2978 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2980 (Target_sparc::do_finalize_sections): Update to pass true for
2981 dynrel_includes_plt.
2982 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2983 output before .rela.plt
2984 (Target_powerpc::do_finalize_sections): Update to pass true for
2985 dynrel_includes_plt when 32-bit.
2987 2010-02-08 Doug Kwan <dougkwan@google.com>
2989 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2991 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2992 Arm_relobj::scan_section_for_cortex_a8_stubs,
2993 Arm_relobj::do_relocation_section): Instead of calling
2994 Output_section::output_address, use faster
2995 Arm_relobj::simple_input_section_output_address.
2997 2010-02-08 David S. Miller <davem@davemloft.net>
2999 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3000 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3001 relocation helper function.
3003 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3004 just like R_SPARC_GOT{10,13,22}.
3005 (Target_sparc::Scan::local): Likewise.
3006 (Target_sparc::Relocate:relocate): Likewise.
3008 2010-02-06 Ian Lance Taylor <iant@google.com>
3010 * configure.ac: Rewrite targetobjs duplicate removal code to use
3011 only shell constructs.
3012 * configure: Rebuild.
3014 2010-02-05 Doug Kwan <dougkwan@google.com>
3017 * arm.cc (Arm_relobj::section_is_scannable): New method.
3018 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3019 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3021 2010-02-04 Doug Kwan <dougkwan@google.com>
3024 * arm-reloc-property.cc (cstdio): Include.
3025 * configure.ac (targetobjs): Remove duplicates.
3026 * configure: Regenerate.
3027 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3028 big and little endian version for a given address size.
3030 2010-02-03 Doug Kwan <dougkwan@google.com>
3032 * arm-reloc-property.cc
3033 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3035 * arm-reloc-property.h
3036 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3037 New method definition.
3038 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3040 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3042 (GOT_PREL): Change implemented to Y.
3043 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3044 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3045 (Arm_relocate_functions::movw_abs_nc): Remove method.
3046 (Arm_relocate_functions::movt_abs): Ditto.
3047 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3048 (Arm_relocate_functions::thm_movt_abs): Ditto.
3049 (Arm_relocate_functions::movw_rel_nc): Ditto.
3050 (Arm_relocate_functions::movw_rel): Ditto.
3051 (Arm_relocate_functions::movt_rel): Ditto.
3052 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3053 (Arm_relocate_functions:thm_movw_rel): Ditto.
3054 (Arm_relocate_functions:thm_movt_rel): Ditto.
3055 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3056 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3057 New method definitions.
3058 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3059 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3060 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3061 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3062 (Target_arm::Relocate::relocate): Check for non-static or
3063 unimplemented relocation code and exit early. Change calls to
3064 Target_arm::reloc_uses_thumb_bit and
3065 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3066 instead. Refactor code to handle similar relocations to increase
3067 code sharing. Remove check for unsupported relocation code in switch
3069 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3070 relocation property table to find out size. Change error message to
3071 print out the name of a relocation code instead of the numeric value.
3072 (Target_arm::scan_reloc_for_stub): Use relocation property table
3073 instead of calling Target_arm::reloc_uses_thumb_bit().
3075 2010-02-02 Doug Kwan <dougkwan@google.com>
3077 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3078 types of relaxed input section.
3080 2010-02-02 Doug Kwan <dougkwan@google.com>
3082 * Makefile.am (HFILES): Add arm-reloc-property.h.
3084 (TARGETSOURCES): Add arm-reloc-property.cc
3085 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3086 (libgold_a_SOURCES): $(DEFFILES)
3087 * Makefile.in: Regenerate.
3088 * arm-reloc-property.cc: New file.
3089 * arm-reloc-property.h: New file.
3090 * arm-reloc.def: New file.
3091 * arm.cc: Update comments.
3092 (arm-reloc-property.h): New included header.
3093 (arm_reloc_property_table): New global variable.
3094 (Target_arm::do_select_as_default_target): New method definition.
3095 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3096 arm-reloc-property to targ_extra_obj.
3097 * parameters.cc (set_parameters_target): Call
3098 Target::select_as_default_target().
3099 * target.h (Target::select_as_default_target): New method definition.
3100 (Target::do_select_as_default_target): Same.
3102 2010-02-01 Doug Kwan <dougkwan@google.com>
3104 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3105 first_output_text_section_.
3106 (Arm_exidx_fixup::first_output_text_section): New method definition.
3107 (Arm_exidx_fixup::first_output_text_section_): New data member.
3108 (Arm_exidx_fixup::process_exidx_section): Record the first text
3109 output section seen.
3110 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3111 and entsize in output section header.
3113 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3115 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3116 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3117 (Arm_relocate_functions::thm_alu11): New Method.
3118 (Arm_relocate_functions::thm_pc8): New Method.
3119 (Arm_relocate_functions::thm_pc12): New Method.
3120 (Target_arm::Scan::local): Handle the relocations.
3121 (Target_arm::Scan::global): Likewise.
3122 (Target_arm::Relocate::relocate): Likewise.
3123 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3125 2010-01-29 Doug Kwan <dougkwan@google.com>
3127 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3128 of relocation types as ld.
3130 2010-01-29 Doug Kwan <dougkwan@google.com>
3132 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3134 (Arm_relocate_functions::thumb_branch_common): Ditto.
3135 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3136 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3137 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3138 Arm_relocate_functions::jump24): Remove.
3139 (Target_arm::Relocate::relocate): Adjust code to call
3140 Arm_relocation_functions::arm_branch_common and
3141 Arm_relocation_functions::thumb_branch_common instead of their removed
3142 wrappers. Merge switch-cases together to reduce source code size.
3144 2010-01-29 Doug Kwan <dougkwan@google.com>
3146 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3147 output_local_symbol_count_needs_update_.
3148 (Arm_relobj::output_local_symbol_count_needs_update,
3149 Arm_relobj::set_output_local_symbol_count_needs_update,
3150 Arm_relobj::update_output_local_symbol_count): New methods.
3151 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3153 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3154 of pointed function as in a R_ARM_PREL31 relocation.
3155 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3156 for output local symbol count updating.
3157 (Target_arm::do_relax): Update output local symbol counts in objects
3159 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3161 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3163 * arm.cc: Added support for the ARM relocations:
3164 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3165 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3166 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3168 (Arm_relocate_functions::movw_rel): New method.
3169 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3170 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3172 (Arm_relocate_functions::thm_movw_rel): New method.
3173 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3175 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3177 (Target_arm::Scan::global): Likewise.
3178 (Target_arm::Relocate::relocate): Likewise.
3179 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3182 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3184 * arm.cc: Added support for ARM group relocations.
3185 (Target_arm::reloc_needs_sym_origin): New method.
3186 (Arm_relocate_functions::calc_grp_kn): New method.
3187 (Arm_relocate_functions::calc_grp_residual): New method.
3188 (Arm_relocate_functions::calc_grp_gn): New method.
3189 (Arm_relocate_functions::arm_grp_alu): New Method.
3190 (Arm_relocate_functions::arm_grp_ldr): New Method.
3191 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3192 (Arm_relocate_functions::arm_grp_ldc): New Method.
3193 (Target_arm::Scan::local): Handle the ARM group relocations.
3194 (Target_arm::Scan::global): Likewise.
3195 (Target_arm::Relocate::relocate): Likewise.
3196 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3199 2010-01-26 Doug Kwan <dougkwan@google.com>
3201 * arm.cc (set): Include.
3202 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3204 (Arm_output_section::Text_section_list): New type.
3205 (Arm_output_section::append_text_sections_to_list): New method.
3206 (Arm_output_section::fix_exidx_coverage): Ditto.
3207 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3208 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3209 Relobj::set_section_offset() instead of
3210 Sized_relobj::invalidate_section_offset().
3211 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3212 parameter for section headers. Ignore relocation sections for
3213 unallocated sections and EXIDX sections.
3214 (Target_arm::fix_exidx_coverage): New method.
3215 (Target_arm::output_section_address_less_than): New type.
3216 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3217 linked text section instead of the EXIDX section.
3218 (Arm_output_section::create_stub_group): Add an assertion to check
3219 that this is not an EXIDX output section.
3220 (Arm_output_section::append_text_sections_to_list): New method.
3221 (Arm_output_section::fix_exidx_coverage): Ditto.
3222 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3223 Arm_relobj::section_needs_reloc_stub_scanning.
3224 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3226 (Target_arm::fix_exidx_coverage): New method.
3227 * object.h (Relobj::set_output_section): New method.
3228 (Sized_relobj::invalidate_section_offset): Remove method.
3229 (Sized_relobj::do_invalidate_section_offset): Remove method.
3230 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3232 2010-01-25 Doug Kwan <dougkwan@google.com>
3234 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3235 Fix warning due to signed and unsigned comparison on a 32-bit host.
3237 2010-01-22 Doug Kwan <dougkwan@google.com>
3239 * arm.cc (Target_arm::do_relax): Record an output section for section
3240 offset adjustment it contains any stub table that has changed.
3241 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3242 offsets in an output section if necessary.
3243 * output.cc (Output_section::Output_section): Initialize
3244 section_offsets_need_adjustments_.
3245 (Output_section::add_input_section_for_script): Renamed to
3246 Output_section::add_simple_input_section.
3247 (Output_section::save_states): Add a comment.
3248 (Output_section::discard_states): New method defintion.
3249 (Output_section::adjust_section_offsets): Same.
3250 * output.h (Output_section::add_input_section_for_script): Renamed to
3251 Output_section::add_simple_input_section.
3252 (Output_section::discard_states): New method declaration.
3253 (Output_section::adjust_section_offsets): Same.
3254 (Output_section::section_offsets_need_adjustment,
3255 Output_section::set_section_offsets_need_adjustment): New method
3257 (Output_section::section_offsets_need_adjustment_): New data member.
3258 * script-sections.cc
3259 (Output_section_element_input::set_section_address): Adjust code for
3260 renaming of Output_section::add_input_section_for_script.
3261 (Orphan_output_section::set_section_address): Same.
3263 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3265 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3266 Fix_v4bx enum values .
3267 * gold/options.h (General_options): New option definitions.
3268 (General_options::fix_v4bx): New method.
3269 (General_options::Fix_v4bx): New enum.
3270 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3271 (General_options::parse_fix_v4bx_interworking): New method.
3273 2010-01-22 Doug Kwan <dougkwan@google.com>
3275 * arm.cc (Arm_exidx_fixup): New class.
3277 2010-01-21 Doug Kwan <dougkwan@google.com>
3279 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3281 (Arm_exidx_section_offset_map): New type.
3283 2010-01-21 Doug Kwan <dougkwan@google.com>
3285 * arm.cc (Arm_exidx_input_section): New class.
3286 (Arm_relobj::exidx_input_section_by_link,
3287 Arm_relobj::exidx_input_section_by_shndx,
3288 Arm_relobj::make_exidx_input_section): New methods.
3289 (read_arm_attributes_section): Remove.
3290 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3291 information about them.
3292 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3295 2010-01-20 Doug Kwan <dougkwan@google.com>
3297 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3298 Input_section_specifier to Section_id.
3299 (Target_arm::new_arm_input_section: Adjust code for change of key
3301 (Target_arm::find_arm_input_section): Ditto.
3302 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3303 (Section_id): Remove.
3304 (Garbage_collection::Section_id_hash): Remove.
3305 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3306 (Section_id): Remove.
3307 (Icf::Section_id_hash): Remove.
3308 * object.h (Section_id, Const_section_id, Section_id_hash,
3309 Const_section_id_hash): New type definitions.
3310 * output.cc (Output_section::add_relaxed_input_section): Change to
3311 use Const_section_id instead of Input_section_specifier as key type.
3312 (Output_section::add_merge_input_section): Ditto.
3313 (Output_section::build_relaxation_map): Change to use Section_id
3314 instead of Input_section_specifier as key type.
3315 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3317 (Output_section::convert_input_sections_to_relaxed_sections): Change
3318 to use Const_section_id instead of Input_section_specifier as key type.
3319 (Output_section::find_merge_section): Ditto.
3320 (Output_section::find_relaxed_input_section): Ditto.
3321 * output.h (Input_section_specifier): Remove class.
3322 (Output_section::Output_section_data_by_input_section_map): Change
3323 key type to Const_section_id.
3324 (Output_section::Output_relaxed_input_section_by_input_section_map):
3326 (Output_section::Relaxation_map): Change key type to Section_id.
3328 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3330 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3331 (class Arm_v4bx_stub): New class.
3332 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3333 (Stub_factory::make_arm_v4bx_stub): New method.
3334 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3335 (Stub_table::empty): Handle v4bx stubs.
3336 (Stub_table::add_arm_v4bx_stub): New method.
3337 (Stub_table::find_arm_v4bx_stub): New method.
3338 (Arm_relocate_functions::v4bx): New method.
3339 (Target_arm::fix_v4bx): New method.
3340 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3341 (Stub_table::relocate_stubs): Likewise.
3342 (Stub_table::do_write): Likewise.
3343 (Stub_table::update_data_size_and_addralign): Likewise.
3344 (Stub_table::finalize_stubs): Likewise.
3345 (Target_arm::Scan::local): Likewise.
3346 (Target_arm::Scan::global): Likewise.
3347 (Target_arm::do_finalize_sections): Likewise.
3348 (Target_arm::Relocate::relocate): Likewise.
3349 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3351 (Target_arm::scan_reloc_for_stub): Likewise.
3352 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3354 2010-01-19 Ian Lance Taylor <iant@google.com>
3356 * output.cc (Output_section_headers::do_sized_write): Write large
3357 segment count to sh_info field.
3358 (Output_file_header::do_sized_write): For large segment count,
3359 write PN_XNUM to e_phnum field.
3361 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3363 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3364 (Arm_relocate_functions::thm_jump8): New function.
3365 (Arm_relocate_functions::thm_jump11): New function.
3366 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3368 (Target_arm::Scan::global): Likewise.
3369 (Target_arm::Relocate::relocate): Likewise.
3370 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3373 2010-01-14 Doug Kwan <dougkwan@google.com>
3375 * arm.cc (map, utility): Include headers.
3376 (Target_arm::apply_cortex_a8_workaround): New method.
3377 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3378 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3379 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3380 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3381 the --[no-]fix-cortex-a8 command line options.
3382 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3383 (Target_arm::relocate_stub): Use addend in instruction template.
3384 * options.h (DEFINE_bool): Set the user-set flag.
3385 (General_options): Add --[no-]-fix-cortex options.
3386 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3387 : Update fast look-up map after conversion.
3389 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3391 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3392 in the first pass of do_layout.
3394 2010-01-13 Doug Kwan <dougkwan@google.com>
3396 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3397 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3398 apparent compiler problem of not folding static constant integral
3399 data members of elfcpp::Elf_sizes<32>.
3401 2010-01-13 Doug Kwan <dougkwan@google.com>
3403 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3404 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3405 Arm_relobj::scan_section_for_cortex_a8_erratum,
3406 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3407 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3408 sections to scan for relocation stubs into a new method
3409 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3410 relocation and Cortex-A8 stub scanning.
3411 (Target_arm::do_relax): Force stubs to be after stubbed sections
3412 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3413 the beginning of a new relaxation pass. Update a comment.
3414 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3416 2010-01-12 Ian Lance Taylor <iant@google.com>
3418 * target-reloc.h (visibility_error): New inline function.
3419 (relocate_section): Call visibility_error.
3420 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3421 (MOSTLYCLEANFILES): Likewise.
3422 (protected_4_pic.o, protected_3.err): New targets.
3423 * testsuite/protected_4.cc: New file.
3425 2010-01-12 Doug Kwan <dougkwan@google.com>
3427 * arm.cc (Cortex_a8_reloc): New class.
3428 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3429 and cortex_a8_relocs_info_.
3430 (Target_arm::fix_cortex_a8): New method definition.
3431 (Target_arm::Cortex_a8_relocs_info): New type.
3432 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3433 New data member declarations.
3434 (Target_arm::scan_reloc_for_stub): Record information about
3435 relocations for THUMB branches that might be exempted from the
3436 Cortex-A8 workaround.
3437 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3438 at the beginning of a relaxation pass.
3440 2010-01-12 Doug Kwan <dougkwan@google.com>
3442 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3443 (Arm_relobj::Mapping_symbol_position,
3444 Arm_reloj::Mapping_symbol_position_less,
3445 Arm_relobj::Mapping_symbols_info): New types.
3446 (Target_arm::is_mapping_symbol_name): New method definition.
3447 (Arm_relobj::do_count_local_symbols): Save information about mapping
3450 2010-01-11 Doug Kwan <dougkwan@google.com>
3452 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3453 Arm_relocate_functions::thumb32_branch_upper,
3454 Arm_relocate_functions::thumb32_branch_lower,
3455 Arm_relocate_functions::thumb32_cond_branch_offset,
3456 Arm_relocate_functions::thumb32_cond_branch_upper,
3457 Arm_relocate_functions::thumb32_cond_branch_lower,
3458 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3459 branch offset encoding.
3460 (Arm_relocate_functions::thumb_branch_common): Use new branch
3461 offset encoding methods to avoid code duplication.
3462 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3463 (Stub_addend_reader::operator()): Use new branch encoding method
3464 to avoid code duplication.
3466 2010-01-11 Doug Kwan <dougkwan@google.com>
3468 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3469 (Target_arm::do_finalize_sections): Define special EXIDX section
3470 symbols only if referenced.
3471 * gc.h (Garbage_collection::add_reference): New method.
3472 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3475 2010-01-11 Ian Lance Taylor <iant@google.com>
3477 * script.cc (Version_script_info::build_expression_list_lookup):
3478 Change complaing about duplicate wildcard match from error to
3481 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3483 (Version_script_info::Version_script_info): Initialize globs_,
3484 default_version_, default_is_global_, and exact_. Don't
3485 initialize globals_ or locals_.
3486 (Version_script_info::build_lookup_tables): Build local symbols
3488 (Version_script_info::unquote): New function.
3489 (Version_script_info::add_exact_match): New function.
3490 (Version_script_info::build_expression_list_lookup): Remove lookup
3491 parameter. Add is_global parameter. Change all callers. Handle
3492 wildcard pattern specially. Unquote pattern. Call
3494 (Version_script_info::get_name_to_match): New function.
3495 (Version_script_info::get_symbol_version): New function.
3496 (Version_script_info::get_symbol_version_helper): Remove.
3497 (Version_script_info::check_unmatched_names): Call unquote.
3498 * script.h (class Version_script_info): Change get_symbol_version
3499 to be non-inline and add is_global parameter; change all callers.
3500 Rewrite symbol_is_local. Update declarations. Define struct
3501 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3502 Remove globals_ and locals_ members. Add exact_, globs_,
3503 default_version_, is_global_.
3504 (Version_script_info::Glob): Remove pattern, add expression and
3505 is_global. Update constructor. Change all callers.
3506 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3508 (Versions::symbol_section_contents): If a symbol is undefined, or
3509 defined in a dynamic object, set the version index to
3511 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3513 (Symbol_table::add_from_pluginobj): Likewise.
3514 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3516 2010-01-11 Doug Kwan <dougkwan@google.com>
3518 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3519 (incremental_dump_LDADD): Add linking option for libintl.
3520 * Makefile.in: Regenerate.
3522 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3525 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3527 * testsuite/Makefile.in: Regenerated.
3529 2010-01-10 Doug Kwan <dougkwan@google.com>
3531 * options.h (DEFINE_var): Use parentheses around argument varname__
3532 in macro body to avoid any unintended subsequent substitutions.
3534 2010-01-10 Ian Lance Taylor <iant@google.com>
3536 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3537 candidates before doing symbol resolution.
3539 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3540 ODR candidates if only one is weak.
3542 2010-01-08 Ian Lance Taylor <iant@google.com>
3544 * script.cc (Version_script_info::build_expression_list_lookup):
3545 Don't warn about ambiguous version, just record the ambiguity.
3546 (Version_script_info::get_symbol_version_helper): Give error if
3547 version is ambiguous.
3549 2010-01-08 Doug Kwan <dougkwan@google.com>
3551 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3552 prev_data_size_ and prev_addralign_. Remove initializer for
3553 deleted data member has_been_changed_.
3554 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3555 to determine if the table is empty.
3556 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3558 (Stub_table::add_reloc_stub): Define method in class definition
3559 instead of just declaring it there.
3560 (Stub_table::add_cortex_a8_stub): New method definition.
3561 (Stub_table::update_data_size_and_addralign): Ditto.
3562 (Stub_table::finalize_stubs): Ditto.
3563 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3564 (Stub_table::do_addralign_): Return address alignment in the
3565 (Stub_table::do_reset_address_and_file_offset): Define method in
3566 class definition instead of declaring it there. Set current data
3567 size to be the data size of the previous pass.
3568 (Stub_table::set_final_data_size): Use current data size as the
3570 (Stub_table::relocate_stub): Change parameter type of stub from
3571 Reloc_stub pointer to Stub pointer.
3572 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3573 (Stub_table::Cortex_a8_stub_list): New typedef.
3574 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3575 Stub_table::prev_addralign_): New data member.
3576 (Arm_relobj::Arm_relobj): Initialize data member
3577 section_has_cortex_a8_workaround_.
3578 (Arm_relobj::section_has_cortex_a8_workaround,
3579 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3581 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3583 (Target_arm::relocate_stub): Change parameter type of stub from
3584 Reloc_stub pointer to Stub pointer.
3585 (Insn_template::size, Insn_template::alignment): Handle
3586 THUMB16_SPECIAL_TYPE.
3587 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3588 Stub_table::update_data_size_and_addralign,
3589 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3591 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3592 (Stub_table::do_write): Ditto.
3593 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3595 2010-01-08 Ian Lance Taylor <iant@google.com>
3598 * symtab.h (class Symbol): Remove fields is_target_special_ and
3599 has_plt_offset_. Add field is_defined_in_discarded_section_.
3600 (Symbol::is_defined_in_discarded_section): New function.
3601 (Symbol::set_is_defined_in_discarded_section): New function.
3602 (Symbol::has_plt_offset): Rewrite.
3603 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3604 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3605 Don't initialize is_target_special_ or has_plt_offset_.
3606 Initialize is_defined_in_discarded_section_.
3607 (Symbol_table::add_from_relobj): If appropriate, set
3608 is_defined_in_discarded_section.
3609 * resolve.cc (Symbol::override_base_with_special): Don't test
3610 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3611 * target-reloc.h (relocate_section): Do special handling for
3612 symbols defined in discarded sections for global symbols as well
3615 2010-01-08 Ian Lance Taylor <iant@google.com>
3617 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3618 the SHT_SYMTAB case.
3620 2010-01-08 Ian Lance Taylor <iant@google.com>
3622 * object.cc (Sized_relobj::do_layout): Don't get confused if
3623 layout_eh_frame returns NULL.
3625 2010-01-08 Ian Lance Taylor <iant@google.com>
3628 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3629 dynamic symbol table, use the normal symbol table.
3630 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3633 2010-01-08 Ian Lance Taylor <iant@google.com>
3636 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3639 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3641 * version.cc (print_version): Change to "Copyright 2010".
3643 2010-01-08 Ian Lance Taylor <iant@google.com>
3647 * i386.cc (class Target_i386): Change return type of plt_section
3649 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3650 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3651 tls_desc_rel_ field.
3652 (Output_data_plt_i386::rel_tls_desc): New function.
3653 (Target_i386::rel_tls_desc_section): New function.
3654 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3655 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3656 R_386_TLS_DESC reloc in rel_tls_desc_section.
3657 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3658 Define struct Tlsdesc_info.
3659 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3660 (Target_x86_64::do_reloc_symbol_index): New function.
3661 (Target_x86_64::add_tlsdesc_info): New function.
3662 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3663 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3665 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3667 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3668 (Target_x86_64::rela_tlsdesc_section): New function.
3669 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3671 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3672 (Target_x86_64::do_reloc_addend): New function.
3673 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3674 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3675 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3676 (Output_reloc::type): New function.
3677 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3678 (Output_reloc::is_target_specific): New function.
3679 (Output_reloc::target_arg): New function.
3680 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3681 absolute relocs and target specific relocs.
3682 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3683 add_target_specific.
3684 (class Output_data_reloc) [SHT_RELA]: Likewise.
3685 * output.cc (Output_reloc::Output_reloc): Add four new versions
3686 for absolute relocs and target specific relocs.
3687 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3688 (Output_reloc::get_symbol_index): Likewise.
3689 (Output_reloc::local_section_offset): Check that local_sym_index_
3690 is not TARGET_CODE or 0.
3691 (Output_reloc::symbol_value): Likewise.
3692 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3694 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3695 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3697 * layout.cc (add_target_dynamic_tags): Use output section for
3698 DT_PLTRELSZ and DT_JMPREL.
3700 2010-01-07 Ian Lance Taylor <iant@google.com>
3703 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3705 (class Output_data_reloc_generic): Define.
3706 (class Output_data_reloc_base): Change base class to
3707 Output_data_reloc_generic. Change add() method to call
3708 bump_relative_reloc_count for a relative reloc. Remove
3710 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3712 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3713 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3715 * layout.h (class Layout): Update declaration.
3717 2010-01-07 Ian Lance Taylor <iant@google.com>
3719 * output.h (class Output_data): Add const version of
3720 output_section and do_output_section.
3721 (class Output_section_data): Add const version of
3723 (class Output_section): Likewise.
3724 * layout.cc (Layout::add_target_dynamic_tags): New function.
3725 * layout.h (class Layout): Update declarations.
3726 * arm.cc (Target_arm::do_finalize_sections): Use
3727 add_target_dynamic_tags.
3728 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3729 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3730 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3731 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3733 2010-01-07 Ian Lance Taylor <iant@google.com>
3736 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3739 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3740 Ian Lance Taylor <iant@google.com>
3743 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3744 Xindex::read_symtab_xindex.
3746 2010-01-07 Doug Kwan <dougkwan@google.com>
3748 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3749 (Insn_template::thumb16_bcond_insn): New method declaration.
3750 (Insn_template): Fix spelling.
3751 (Stub::thumb16_special): New method declaration.
3752 (Stub::do_write): Define virtual method which was previously pure
3754 (Stub::do_thumb16_special): New method declaration.
3755 (Stub::do_fixed_endian_write): New template member.
3756 (Reloc_stub::do_write): Remove.
3757 (Reloc_stub::do_fixed_endian_write): Remove.
3758 (Cortex_a8_stub): New class definition.
3759 (Stub_factory::make_cortex_a8_stub): New method definition.
3760 (Stub_factory::Stub_factory): Add missing static storage class
3761 qualifier for elf32_arm_stub_a8_veneer_blx.
3763 2010-01-07 Ian Lance Taylor <iant@google.com>
3766 * options.h (class General_options): Add --warn-unresolved-symbols
3767 and --error-unresolved-symbols.
3768 * errors.cc (Errors::undefined_symbol): Implement
3769 --warn-unresolved-symbols.
3771 * options.h (class General_options): Add -z text and -z textoff.
3772 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3774 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3776 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3777 (Garbage_collection::cident_sections): New function.
3778 (Garbage_collection::add_cident_section): New function.
3779 (Garbage_collection::cident_sections_): New member.
3780 (gc_process_relocs): Add references to sections whose names are C
3782 * gold.h (cident_section_start_prefix): New constant.
3783 (cident_section_stop_prefix): New constant.
3784 (is_cident): New function.
3785 * layout.cc (Layout::define_section_symbols): Replace string constants
3786 with the newly defined constants.
3787 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3789 * testsuite/Makefile.am: Add gc_orphan_section_test.
3790 * testsuite/Makefile.in: Regenerate.
3791 * testsuite/gc_orphan_section_test.cc: New file.
3792 * testsuite/gc_orphan_section_test.sh: New file.
3794 2010-01-06 Ian Lance Taylor <iant@google.com>
3797 * options.h (class General_options): Add --warn-shared-textrel.
3798 * layout.cc (Layout::finish_dynamic_section): Implement
3799 --warn-shared-textrel.
3802 * options.h (class General_options): Add --warn-multiple-gp.
3804 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3806 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3807 $(THREADSLIB) and $(LIBDL).
3808 * Makefile.in: Rebuild.
3810 2010-01-06 Ian Lance Taylor <iant@google.com>
3813 * options.cc (General_options::parse_section_start): New function.
3814 (General_options::section_start): New function.
3815 (General_options::General_options): Initialize all members.
3816 * options.h: Include <map>
3817 (class General_options): Add --section-start. Add section_starts_
3819 * layout.cc (Layout::attach_allocated_section_to_segment): If
3820 --section-start was used, set the address of the segment. Remove
3821 local sort_sections.
3822 (Layout::relaxation_loop_body): If the address of the load segment
3823 has been set by --section-start, don't use it.
3824 * output.h (Output_segment::update_flags_for_output_section): New
3826 * output.cc (Output_segment::add_output_section): Call
3827 update_flags_for_output_section.
3829 2010-01-05 Ian Lance Taylor <iant@google.com>
3832 * options.h (class General_options): Add --undefined-version.
3833 * script.cc (struct Version_expression): Add was_matched_by_symbol
3835 (Version_script_info::matched_symbol): New function.
3836 (Version_script_info::get_symbol_version_helper): Call
3838 (Version_script_info::check_unmatched_names): New function.
3839 * script.h (class Version_script_info): Update declarations.
3840 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3842 * options.h (class General_options): Use DEFINE_bool_alias for
3843 allow_multiple_definition.
3844 * resolve.cc (Symbol_table::should_override): Don't test
3845 allow_multiple_definition.
3848 * options.h (class General_options): Add --cref.
3849 * main.cc (main): Print cref table if --cref. Don't close mapfile
3850 until after printing cref table.
3851 * cref.cc: Include "symtab.h".
3852 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3853 (Cref_table_compare::operator()): New function.
3854 (Cref_inputs::gather_cref): New function.
3855 (filecol): New static const.
3856 (Cref_inputs::print_cref): New function.
3857 (Cref::print_cref): New function.
3858 * cref.h: Include <cstdio>.
3859 (class Cref): Update declarations.
3860 * mapfile.h (Mapfile::file): New function.
3861 * object.h (class Object): Define Symbols. Declare virtual
3862 do_get_global_symbols.
3863 (Object::get_global_symbols): New function.
3864 * object.cc (Input_objects::add_object): Pass object to cref_ if
3866 (Input_objects::archive_start): Likewise.
3867 (Input_objects::archive_stop): Likewise.
3868 (Input_objects::print_cref): New function.
3869 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3870 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3872 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3874 * plugin.h (class Sized_pluginobj): Update declarations.
3876 2010-01-05 Ian Lance Taylor <iant@google.com>
3878 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3879 to is_default_version. Rename insdef to insdefault.
3880 (Symbol_table::add_from_relobj): Rename def to is_default_version
3881 and local to is_forced_local.
3882 (Symbol_table::add_from_pluginobj): Likewise.
3883 (Symbol_table::add_from_dynobj): Likewise.
3884 (Symbol_table::define_special_symbol): Rename insdef to
3887 2010-01-04 Ian Lance Taylor <iant@google.com>
3890 * options.h (class General_options): Add
3891 --allow-multiple-definition and -z muldefs.
3892 * resolve.cc (Symbol_table::should_override): Don't warn about a
3893 multiple symbol definition if --allow-multiple-definition or -z
3897 * options.h (class General_options): Add --add-needed and
3898 --copy-dt-needed-entries. Tweak --as-needed help entry.
3899 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3900 error if --copy-dt-needed-entries aka --add-needed is used and
3901 would cause a change in behaviour.
3904 * options.h (class General_options): Add -G as a short version of
3905 --shared. Add no-op options -assert, -g, and -i.
3907 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3909 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3910 check for .text or .gnu.linkonce.t sections.
3911 * icf.cc (Icf::find_identical_sections): Ditto.
3912 Change the detection for mangled function name within the section
3914 * icf.h (is_section_foldable_candidate): New function.
3916 2009-12-30 Ian Lance Taylor <iant@google.com>
3919 * options.h (class General_options): Permit two dashes with
3920 --retain-symbols-file.
3922 2009-12-30 Ian Lance Taylor <iant@google.com>
3925 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3926 don't put the file header and segment headers in the text
3930 * common.cc (Sort_commons::operator()): Stabilize sort when both
3932 (Symbol_table::do_allocate_commons_list): When allocating common
3933 symbols, skip a symbol which is no longer common.
3934 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3935 an object before checking its type.
3936 * testsuite/common_test_2.c: New file.
3937 * testsuite/common_test_3.c: New file.
3938 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3939 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3940 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3941 (common_test_2_pic.o, common_test_2.so): New targets.
3942 (common_test_3_pic.o, common_test_3.so): New targets.
3943 * testsuite/Makefile.in: Rebuild.
3946 * script.cc (read_input_script): If we see a new SECTIONS clause,
3947 and we have added an input section, give an error.
3948 * layout.h (class Layout): Add have_added_input_section function.
3949 Add have_added_input_section_ field.
3950 * layout.cc (Layout::Layout): Initialize
3951 have_added_input_section_.
3952 (Layout::layout): Set have_added_input_section_.
3953 (Layout::layout_eh_frame): Likewise.
3955 2009-12-30 Ian Lance Taylor <iant@google.com>
3958 * options.h (class General_options): Add --sort-common option.
3959 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3960 * common.cc (Sort_common): Add sort_order parameter to
3961 constructor. Add sort_order_ field.
3962 (Sort_commons::operator): Check sort_order_.
3963 (Symbol_table::allocate_commons): Determine the sort order.
3964 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3966 (Symbol_table::do_allocate_commons_list): Likewise.
3968 2009-12-30 Ian Lance Taylor <iant@google.com>
3971 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3972 symbols from this object, don't change the visibility of an
3974 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3976 2009-12-30 Ian Lance Taylor <iant@google.com>
3979 * script.h (class Version_script_info): Define Language enum.
3980 Update declarations. Define Glob, Exact, and Lookup types. Add
3981 new fields globals_, locals_, and is_finalized_.
3982 * script.cc: Various formatting fixes.
3983 (class Parser_closure): Change language_stack_ from a vector of
3984 std::string to one of Version_script_info::Language. Adjust all
3986 (class Lazy_demangler): Remove.
3987 (struct Version_expression): Change language from std::string to
3988 Version_script_info::Language.
3989 (Version_script_info::Version_script_info): New function.
3990 (Version_script_info::~Version_script_info): Don't call clear.
3991 (Version_script_info::finalize): New function.
3992 (Version_script_info::build_lookup_tables): New function.
3993 (Version_script_info::build_expression_list_lookup): New
3995 (Version_script_info::get_symbol_version_helper): Rewrite to use
3997 (Version_script_info::print_expression_list): Adjust to use
3998 Version_script_info::Language.
3999 (script_push_lex_into_version_mode): Check that the version script
4000 has not been finalized.
4001 (version_script_push_lang): Change language string to
4002 Version_script_info::Language.
4003 * options.cc (Command_line::version_script): New function.
4004 * options.h (class General_options): Add finalize_dynamic_list
4005 function. Change version_script from declaration to definition.
4006 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4007 * testsuite/version_script.map: Remove duplicate def of foo.
4008 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4010 * testsuite/Makefile.in: Rebuild.
4012 2009-12-30 Ian Lance Taylor <iant@google.com>
4015 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4016 if the input symbol index is 0, make the output symbol index 0.
4018 2009-12-30 Ian Lance Taylor <iant@google.com>
4021 * options.h (class General_options): Add -x/--discard-all.
4022 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4023 --discard-all. If the local symbol needs a dynamic entry, check
4024 that before handling --discard-locals.
4026 2009-12-30 Ian Lance Taylor <iant@google.com>
4029 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4031 (Output_segment::add_output_section): Don't change the flags if
4035 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4036 GNU hash table if they need a dynamic value. Otherwise, don't add
4037 them if they are defined in a dynamic object or are forced local.
4039 2009-12-29 Ian Lance Taylor <iant@google.com>
4042 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4043 .gnu.hash table for a 32-bit target.
4046 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4047 regular and a dynamic object only needs a dynamic symbol table
4048 entry if it is externally visible.
4051 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4052 constructor. Add global_offset_table_ field.
4053 (Target_i386::got_section): Set global_offset_table_.
4054 (Target_i386::do_finalize_sections): Set global_offset_table_
4056 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4057 in constructor. Add global_offset_table_ field.
4058 (Target_x86_64::got_section): Set global_offset_table_.
4059 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4062 * layout.cc (Layout::Layout): Initialize increase_relro_.
4063 (Layout::get_output_section): Add is_relro, is_last_relro, and
4064 is_first_non_relro parameters. Change all callers.
4065 (Layout::choose_output_section): Likewise.
4066 (Layout::add_output_section_data): Likewise.
4067 (Layout::make_output_section): Likewise.
4068 (Layout::set_segment_offsets): Clear increase_relro when using a
4070 * layout.h (class Layout): Add increase_relro method. Add
4071 increase_relro_ field. Update declarations.
4072 * output.cc (Output_section::Output_section): Initialize
4073 is_last_relro_ and is_first_non_relro_.
4074 (Output_segment::add_output_section): Group relro sections is
4075 do_sort is true. Handle is_last_relro and is_first_non_relro.
4076 (Output_segment::maximum_alignment): Remove relro handling.
4077 (Output_segment::set_section_addresses): Add increase_relro
4078 parameter. Change all callers. Add initial alignment to align
4079 relro sections on separate page. Remove old relro handling.
4080 (Output_segment::set_section_list_addresses): Remove in_relro
4081 parameter. Change all callers.
4082 (Output_segment::set_offset): Add increase parameter. Change all
4083 callers. Remove old relro handling.
4084 * output.h (class Output_section): Add new methods: is_last_relro,
4085 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4086 Add is_last_relro_ and is_first_non_relro_ fields.
4087 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4088 Create separate .got.plt section. Call increase_relro.
4089 * x86_64.cc (Target_x86_64::got_section): Likewise.
4090 * testsuite/relro_script_test.t: Add .got.plt.
4093 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4094 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4095 (Layout::finalize): Call set_dynamic_symbol_size.
4096 (Layout::set_dynamic_symbol_size): New function.
4097 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4098 set_dynamic_symbol_size.
4101 * output.h (class Output_section): Add is_entsize_zero_ field.
4102 * output.cc (Output_section::Output_section): Initialize
4104 (Output_section::set_entsize): If two different entsizes are
4105 requested, force it to zero.
4106 (Output_section::add_input_section): Set flags for .debug_str
4107 before updating section flags. Set entsize.
4108 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4109 and SHF_STRING if all input sections have those flags.
4111 2009-12-29 Rafael Espindola <espindola@google.com>
4113 * main.cc (main): Fix the sys time reporting.
4114 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4117 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4119 * options.cc (General_options::parse_version): Allow -v to exit
4120 without an error if there is nothing to link.
4122 2009-12-29 Ian Lance Taylor <iant@google.com>
4124 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4125 using a version of gcc before 4.1.
4126 * configure: Rebuild.
4128 2009-12-28 Chris Demetriou <cgd@google.com>
4130 * attributes.cc (Output_attributes_section_data::do_write): Use
4131 std::vector::front rather than std::vector::data.
4133 2009-12-28 Ian Lance Taylor <iant@google.com>
4135 * symtab.h (class Symbol_table): Add enum Defined.
4136 * resolve.cc (Symbol_table::should_override): Add defined
4137 parameter. Change all callers. Test whether object is NULL
4138 before calling a method on it.
4139 (Symbol_table::report_resolve_problem): Add defined parameter.
4141 (Symbol_table::should_override_with_special): Likewise.
4142 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4143 parameter. Change all callers.
4144 (Symbol_table::do_define_in_output_data): Likewise.
4145 (Symbol_table::define_in_output_segment): Likewise.
4146 (Symbol_table::do_define_in_output_segment): Likewise.
4147 (Symbol_table::define_as_constant): Likewise.
4148 (Symbol_table::do_define_as_constant): Likewise.
4149 * script.h (class Symbol_assignment): Add is_defsym parameter to
4150 constructor; change all callers.
4151 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4152 parameter. Change all callers. Add is_defsym_ field.
4153 (class Parser_closure): Add parsing_defsym parameter to
4154 constructor; change all callers. Add parsing_defsym accessor
4155 function. Add parsing_defsym_ field.
4157 2009-12-28 Ian Lance Taylor <iant@google.com>
4159 * gold.cc (queue_middle_tasks): Fix formatting.
4160 * object.cc (Relobj::is_section_name_included): Likewise.
4162 2009-12-23 Ian Lance Taylor <iant@google.com>
4164 * i386.cc (Target_i386::do_calls_non_split): Recognize
4165 -fsplit-stack prologue for a function with a static chain.
4166 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4167 -fsplit-stack prologue when using %r11.
4169 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4171 * options.cc (General_options::parse_version): Make -v continue and do
4172 the link like GNU ld does.
4174 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4176 * Makefile.am (CCFILES): Add timer.cc.
4177 (HFILES): Add timer.h.
4178 * configure.ac: Check for sysconf and times.
4179 * main.cc: include timer.h.
4180 (main): Use Timer instead of get_run_time.
4183 * workqueue.cc: include timer.h.
4184 (Workqueue::find_and_run_task):
4185 Report user, sys and wall time.
4186 * Makefile.in: Regenerate.
4187 * config.in: Regenerate.
4188 * configure: Regenerate.
4190 2009-12-16 Doug Kwan <dougkwan@google.com>
4192 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4194 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4195 relaxed input sections.
4196 * output.cc (Output_section::find_relaxed_input_section): Change
4197 return type to Output_relaxed_input_section pointer. Adjust code
4198 for new type of relaxed_input_section_map_.
4199 * output.h (Output_section::find_relaxed_input_section): Change
4200 return type to Output_relaxed_input_section pointer.
4201 (Output_section::Output_relaxed_input_section_by_input_section_map):
4203 (Output_section::relaxed_input_section_map_): Change type to
4204 Output_section::Output_relaxed_input_section_by_input_section_map.
4205 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4208 2009-12-15 Ian Lance Taylor <iant@google.com>
4210 * layout.cc (Layout::create_shstrtab): Only write out after input
4211 sections if we are compressing debug sections.
4213 2009-12-15 Ian Lance Taylor <iant@google.com>
4215 * archive.cc (Archive::add_symbols): Only look up a symbol without
4216 a version if there is, in fact, a version.
4218 2009-12-14 Ian Lance Taylor <iant@google.com>
4220 Revert -Wshadow changes, all changes from:
4221 2009-12-11 Doug Kwan <dougkwan@google.com>
4222 2009-12-11 Nick Clifton <nickc@redhat.com>
4223 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4225 2009-12-11 Doug Kwan <dougkwan@google.com>
4227 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4229 * attributes.cc (Object_attribute::size): Ditto.
4230 (Attributes_section_data::size): Ditto.
4231 (Attributes_section_data::Attributes_section_data): Ditto.
4232 (Output_attributes_section_data::do_write): Ditto.
4233 * attributes.h (Object_attribute::set_type): Ditto.
4234 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4236 2009-12-11 Nick Clifton <nickc@redhat.com>
4238 * archive.cc: Fix shadowed variable warnings.
4240 * compressed_output.cc: Likewise.
4241 * compressed_output.h: Likewise.
4242 * configure: Likewise.
4243 * dwarf_reader.cc: Likewise.
4244 * dynobj.cc: Likewise.
4245 * dynobj.h: Likewise.
4246 * ehframe.cc: Likewise.
4247 * ehframe.h: Likewise.
4248 * errors.cc: Likewise.
4249 * expression.cc: Likewise.
4250 * fileread.cc: Likewise.
4251 * fileread.h: Likewise.
4252 * freebsd.h: Likewise.
4253 * i386.cc: Likewise.
4255 * incremental.h: Likewise.
4256 * layout.cc: Likewise.
4257 * layout.h: Likewise.
4258 * mapfile.cc: Likewise.
4259 * merge.cc: Likewise.
4260 * merge.h: Likewise.
4261 * object.cc: Likewise.
4262 * object.h: Likewise.
4263 * options.h: Likewise.
4264 * output.cc: Likewise.
4265 * output.h: Likewise.
4266 * parameters.cc: Likewise.
4267 * plugin.cc: Likewise.
4268 * powerpc.cc: Likewise.
4269 * reduced_debug_output.cc: Likewise.
4270 * reduced_debug_output.h: Likewise.
4271 * reloc.cc: Likewise.
4272 * reloc.h: Likewise.
4273 * resolve.cc: Likewise.
4274 * script-sections.cc: Likewise.
4275 * script.cc: Likewise.
4276 * script.h: Likewise.
4277 * sparc.cc: Likewise.
4278 * symtab.cc: Likewise.
4279 * symtab.h: Likewise.
4280 * target-select.cc: Likewise.
4281 * target-select.h: Likewise.
4282 * token.h: Likewise.
4283 * workqueue.cc: Likewise.
4284 * workqueue.h: Likewise.
4285 * x86_64.cc: Likewise.
4287 2009-12-10 Doug Kwan <dougkwan@google.com>
4289 * arm.cc (attributes.h): New include.
4290 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4291 (Arm_relobj::~Arm_relobj): Delete object pointed by
4292 attributes_section_data_.
4293 (Arm_relobj::attributes_section_data): New method definition.
4294 (Arm_relobj::attributes_section_data_): New data member declaration.
4295 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4296 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4297 attributes_section_data_.
4298 (Arm_dynobj::attributes_section_data): New method definition.
4299 (Arm_dynobj::attributes_section_data_): New data member declaration.
4300 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4301 initialization value of may_use_blx_ to false.
4302 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4303 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4304 object attributes to compute results instead of hard-coding.
4305 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4306 Target_arm::get_secondary_compatible_arch,
4307 Target_arm::set_secondary_compatible_arch
4308 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4309 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4310 New method declarations.
4311 (Target_arm::get_aeabi_object_attribute): New method definition.
4312 (Target_arm::attributes_section_data_): New data member declaration.
4313 (read_arm_attributes_section): New template definition.
4314 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4315 (Arm_dynobj::do_read_symbols): Ditto.
4316 (Target_arm::do_finalize_sections): Merge attributes sections from
4317 input. Check for BLX use after attributes section merging.
4318 Fix __exidx_start and __exidx_end visibility. Create an
4319 .ARM.attributes section if necessary.
4320 (Target_arm::get_secondary_compatible_arch,
4321 Target_arm::set_secondary_compatible_arch,
4322 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4323 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4324 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4325 New method definitions.
4327 2009-12-09 Ian Lance Taylor <iant@google.com>
4329 * plugin.cc (Plugin::load): Don't cast from void* to a function
4332 2009-12-09 Ian Lance Taylor <iant@google.com>
4334 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4337 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4339 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4340 Replace two_file_shared_1.so with two_file_shared_2.so.
4341 * testsuite/Makefile.in: Regenerated.
4343 2009-12-08 Doug Kwan <dougkwan@google.com>
4345 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4346 (HFILES): Add attributes.h and int_encoding.h.
4347 * Makefile.in: Regenerate.
4348 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4349 function definitions to int_encoding.cc
4350 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4351 prototypes to int_encoding.h
4352 * reduced_debug_output.cc (int_encoding.h): New include.
4353 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4354 function definitions to int_encoding.cc
4355 (insert_into_vector, read_from_pointer): Move template definitions to
4357 * attributes.cc: New file.
4358 * attributes.h: New file.
4359 * int_encoding.cc: New file.
4360 * int_encoding.h: New file.
4362 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4365 * incremental-dump.cc (dump_incremental_inputs): New.
4366 (main): Use dump_incremental_inputs.
4368 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4371 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4372 checking elfcpp::STT_FUNC.
4373 (Target_i386::Relocate::relocate): Likewise.
4374 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4376 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4377 symbols from shared libraries into normal FUNC symbols.
4379 * symtab.h (Symbol): Add is_func and use it.
4381 2009-12-05 Doug Kwan <dougkwan@google.com>
4383 * arm.cc (Target_arm::arm_info): Initialize new fields
4384 attributes_section and attributes_vendor.
4385 * i386.cc (Target_i386::i386_info): Same.
4386 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4387 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4388 fields attributes_section and attributes_vendor.
4389 * sparc.cc (Target_sparc::sparc_info): Same.
4390 * target.h (Target::attributes_section, Target::attributes_vendor,
4391 Target::is_attributes_section, Target::attribute_arg_type,
4392 Target::attributes_order): New method definitions.
4393 (Target::Target_info::attributes_section,
4394 Target::Target_info::attributes_vendor): New fields.
4395 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4396 virtual method definitions.
4397 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4398 attributes_section and attributes_vendor.
4399 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4401 2009-12-05 Doug Kwan <dougkwan@google.com>
4403 * arm.cc: Update comments about interworking and stub generation.
4404 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4405 considered as non-PIC.
4406 (Arm_relocate_functions::base_abs): Fix formatting.
4407 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4408 of function to use GOT entry address instead of offset.
4409 (Target_arm::Scan::global): Issue an error if a symbol would need a
4410 PLT does not get one because it is untyped. Remove code to create
4411 dynamic symbols for relative branches.
4412 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4413 takes unsigned integer instead of boolean.
4415 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4417 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4418 (two_file_test_LDADD): Likewise.
4419 (common_test_1_LDADD): Likewise.
4420 (exception_test_LDADD) Likewise.
4421 (weak_test_LDADD): Likewise.
4422 (many_sections_test_LDADD): Likewise.
4423 (initpri1_LDADD): Likewise.
4424 (script_test_1_LDADD): Likewise.
4425 (script_test_2_LDADD): Likewise.
4426 (justsyms_LDADD): Likewise.
4427 (binary_test_LDADD): Likewise.
4428 (large_LDADD): Likewise.
4429 * testsuite/Makefile.in: Regenerated.
4431 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4433 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4434 (Symbol_table::override_with_special): Likewise.
4435 (Symbol_table::add_from_object): Likewise.
4437 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4439 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4440 Don't set the data_offset twice.
4442 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4444 * testsuite/Makefile.in: Regenerate.
4446 2009-12-03 Doug Kwan <dougkwan@google.com>
4448 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4449 (Target_arm::do_finalize_sections): Add parameter for symbol table
4450 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4451 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4452 parameter for symbol table pointer.
4453 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4454 an additional parameter for a pointer to symbol table.
4455 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4456 parameter for a symbol table pointer.
4457 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4458 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4460 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4461 parameter for a symbol table pointer.
4463 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4465 * incremental.cc (Incremental_inputs_header)
4466 (Incremental_inputs_header_write, Incremental_inputs_entry)
4467 (Incremental_inputs_entry_write): Move ...
4468 * incremental.h (Incremental_inputs_header)
4469 (Incremental_inputs_header_write, Incremental_inputs_entry)
4470 (Incremental_inputs_entry_write): here.
4472 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4474 * incremental.cc (make_sized_incremental_binary): Set the target.
4475 Error if it is incompatible.
4476 * output.h (Output_file): Add filename method.
4478 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4480 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4481 from the get_* methods.
4483 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4485 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4486 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4487 Write 0 for the data_offset of scripts.
4489 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4491 * testsuite/Makefile.am: Add the incremental_test.sh test.
4492 * testsuite/incremental_test.sh: New.
4493 * testsuite/incremental_test_1.c: New.
4494 * testsuite/incremental_test_2.c: New.
4496 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4498 * incremental-dump.cc (main): Fix typos.
4500 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4503 * incremental-dump.cc (main): Use llu to print 64 bit values.
4505 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4506 H.J. Lu <hongjiu.lu@intel.com>
4508 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4510 (incremental_dump_LDADD): Likewise.
4511 * Makefile.in: Regenerated.
4513 2009-11-25 Doug Kwan <dougkwan@google.com>
4517 2009-11-25 Doug Kwan <dougkwan@google.com>
4519 * arm.cc (Target_arm::Target_arm): Move method definition
4520 outside of class definition. Add code to handle
4521 --target1-rel, --target1-abs and --target2= options.
4522 (Target_arm::get_reloc_reloc_type): Change method to be
4523 non-static and const.
4524 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4525 New data member declaration.
4526 (Target_arm::Scan::local, Target_arm::Scan::global,
4527 Target_arm::Relocate::relocate,
4528 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4529 Adjust call to Target_arm::get_real_reloc_type.
4530 (Target_arm::get_real_reloc_type): Use command line options
4531 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4532 * options.h (--target1-rel, --target1-abs, --target2): New
4535 2009-11-25 Doug Kwan <dougkwan@google.com>
4537 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4538 class definition. Add code to handle --target1-rel, --target1-abs
4539 and --target2= options.
4540 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4542 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4544 (Target_arm::Scan::local, Target_arm::Scan::global,
4545 Target_arm::Relocate::relocate,
4546 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4547 call to Target_arm::get_real_reloc_type.
4548 (Target_arm::get_real_reloc_type): Use command line options to
4549 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4550 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4553 2009-11-25 Doug Kwan <dougkwan@google.com>
4555 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4556 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4557 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4559 (Arm_relocate_functions::thm_call): Replace body with a call to
4560 Arm_relocate_functions::thumb_branch_common.
4561 (Arm_relocate_functions::thm_jump24,
4562 Arm_relocate_functions::thm_xpc22): New method definitions.
4563 (Arm_relocate_functions::thumb_branch_common): New method definition.
4564 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4566 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4567 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4569 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4571 * Makefile.am: Build incremental-dump
4572 * Makefile.in: Regenerate.
4573 * incremental-dump.cc: New.
4574 * incremental.cc (Incremental_inputs_header_data,
4575 Incremental_inputs_entry_data): Move to incremental.h
4576 * incremental.h: (Incremental_inputs_header_data,
4577 Incremental_inputs_entry_data): Move from incremental.cc
4579 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4581 * incremental.cc (Incremental_inputs_header,
4582 Incremental_inputs_header_write, Incremental_inputs_entry,
4583 Incremental_inputs_entry_write): Add a typedef with the data type.
4585 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4587 * incremental.cc (Incremental_inputs_header,
4588 Incremental_inputs_header_write, Incremental_inputs_entry,
4589 Incremental_inputs_entry_write): Update comment about which
4590 type has the filed descriptions.
4592 2009-11-15 Doug Kwan <dougkwan@google.com>
4594 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4595 (Arm_relocate_functions::arm_branch_common): Change method defintion
4596 in class definition to a method declaration and update list of formal
4598 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4599 Arm_relocation_functions::jump24): Adjust call to
4600 Arm_relocate_functions::arm_branch_common. Update list of formal
4602 (Arm_relocate_functions::xpc25): New method definition.
4603 (Arm_relocate_functions::arm_branch_common): Move method defintion
4604 out from class definition. Use stubs for mode-switching and extending
4606 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4607 specially. Change code to enable use of stubs in ARM branches.
4609 2009-11-10 Doug Kwan <dougkwan@google.com>
4611 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4612 in method declaration.
4613 (Target_arm::relocate_stub): New method declaration.
4614 (Target_arm::default_target): Change to return a pointer instead of
4616 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4617 Target_arm::default_target.
4618 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4620 (Target_arm::relocate_section): Adjust view.
4621 (Target_arm::relocate_stub): New method definition.
4623 2009-11-10 Doug Kwan <dougkwan@google.com>
4625 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4627 * incremental.cc (open_incremental_binary): Initialized local
4628 variables to avoid warnings.
4629 * object.cc (make_elf_object): Ditto.
4630 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4633 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4636 * testsuite/plugin_test.c: Include "config.h".
4638 2009-11-09 Doug Kwan <dougkwan@google.com>
4640 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4641 (arm_symbol_value): Remove.
4642 (Arm_relocate_functions::arm_branch_common,
4643 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4644 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4645 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4646 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4647 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4648 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4649 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4650 Arm_relocate_functions::thm_mobw_abs_nc,
4651 Arm_relocate_functions::thm_mov_abs,
4652 Arm_relocate_functions::movw_prel_nc,
4653 Arm_relocate_functions::thm_movt_abs,
4654 Arm_relocate_functions::movt_prel,
4655 Arm_relocate_functions::thm_movw_prel_nc,
4656 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4657 (Target_arm::Relocate::relocate): Only decompose address into two
4658 parts if relocation type uses the thumb-bit and pass the actual
4659 bit instead of a flag indicating that the thumb-bit is used. Adjust
4660 calls to methods in Arm_relocate_functions for this change.
4662 2009-11-08 Ian Lance Taylor <iant@google.com>
4665 * reloc.cc: Instantiate
4666 Sized_relobj::initialize_input_to_output_maps and
4667 Sized_relobj:free_input_to_output_maps.
4669 2009-11-06 Ian Lance Taylor <iant@google.com>
4672 * defstd.cc (in_segment): Set only_if_ref true for "end".
4674 2009-11-06 Doug Kwan <dougkwan@google.com>
4676 * arm.cc (class Reloc_stub): Correct a comment.
4677 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4678 (Target_arm::scan_section_for_stubs): New method declaration.
4679 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4680 Change methods from private to protected.
4681 (Target_arm::do_may_relax): New method definition.
4682 (Target_arm::do_relax, Target_arm::group_sections,
4683 Target_arm::scan_reloc_for_stub,
4684 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4685 (Target_arm::arm_input_section_map_): New data member declaration.
4686 (Target_arm::scan_reloc_for_stub,
4687 Target_arm::scan_reloc_section_for_stubs,
4688 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4689 Target_arm::do_relax): New method definitions.
4691 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4693 * configure.ac: Check for (struct stat)::st_mtim
4694 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4695 * config.in: Regenerate.
4696 * configure: Regenerate.
4698 2009-11-05 Ian Lance Taylor <iant@google.com>
4701 * output.cc (Output_segment::add_output_section): Add missing
4704 2009-11-04 Ian Lance Taylor <iant@google.com>
4707 * object.h (class Object): Add is_needed and set_is_needed
4708 methods. Add is_needed_ field. Make bool fields into bitfields.
4709 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4710 defined in a dynamic object and referenced by a regular object,
4711 set is_needed for the dynamic object.
4712 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4713 if the file is marked with as_needed and it is not needed.
4715 2009-11-04 Ian Lance Taylor <iant@google.com>
4718 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4719 tags if data is discarded by linker script.
4720 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4721 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4722 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4723 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4725 2009-11-04 Ian Lance Taylor <iant@google.com>
4727 * layout.cc (Layout::get_output_section): Add is_interp and
4728 is_dynamic_linker_section parameters. Change all callers.
4729 (Layout::choose_output_section): Likewise.
4730 (Layout::make_output_section): Likewise.
4731 (Layout::add_output_section_data): Add is_dynamic_linker_section
4732 parameter. Change all callers.
4733 * layout.h (class Layout): Update declarations.
4734 * output.h (class Output_section): Add is_interp, set_is_interp,
4735 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4736 Add is_interp_, is_dynamic_linker_section_ fields. Change
4737 generate_code_fills_at_write_ to a bitfield.
4738 * output.cc (Output_section::Output_sections): Initialize new
4740 (Output_segment::add_output_section): Add do_sort parameter.
4743 2009-11-03 Ian Lance Taylor <iant@google.com>
4746 * options.h (class General_options): Add --warn-common.
4747 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4748 merging two common symbols.
4749 (Symbol_table::should_override): Handle --warn-common when merging
4750 a common symbol with a defined symbol. Use report_resolve_problem
4751 for multiple definitions.
4752 (Symbol_table::report_resolve_problem): New function.
4753 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4755 2009-11-03 Doug Kwan <dougkwan@google.com>
4757 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4759 (Target_arm::stub_factory): New method definition.
4760 (Target_arm::new_arm_input_section,
4761 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4762 Target_arm::reloc_uses_thumb_bit): New method declarations.
4763 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4764 New type definitions.
4765 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4766 member declarations.
4767 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4768 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4769 New method definitions.
4771 2009-11-03 Ian Lance Taylor <iant@google.com>
4773 * options.h (class General_options): Add --warn_constructors.
4775 2009-11-03 Ian Lance Taylor <iant@google.com>
4778 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4779 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4781 2009-11-03 Ian Lance Taylor <iant@google.com>
4784 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4785 --msgid-bugs-address.
4786 (install-pdf): New target.
4787 (install-data_yes): Look up one directory to find mkinstalldirs.
4789 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4791 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4794 2009-10-30 Doug Kwan <dougkwan@google.com>
4796 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4798 2009-10-30 Doug Kwan <dougkwan@google.com>
4800 * arm.cc (Stub_addend_reader): New struct template definition
4801 and partial specializations.
4802 (Stub_addend_reader::operator()): New method definition for a
4803 partially specialized template.
4805 2009-10-30 Doug Kwan <dougkwan@google.com>
4807 * arm.cc (Arm_relobj::processor_specific_flags): New method
4809 (Arm_relobj::do_read_symbols): New method declaration.
4810 (Arm_relobj::processor_specific_flags_): New data member declaration.
4811 (Arm_dynobj): New class definition.
4812 (Target_arm::do_finalize_sections): Add input_objects parameter.
4813 (Target_arm::do_adjust_elf_header): New method declaration.
4814 (Target_arm::are_eabi_versions_compatible,
4815 (Target_arm::merge_processor_specific_flags): New method declaration.
4816 (Target_arm::do_make_elf_object): New overloaded method definitions
4818 (Arm_relobj::do_read_symbols): New method definition.
4819 (Arm_dynobj::do_read_symbols): Ditto.
4820 (Target_arm::do_finalize_sections): Add input_objects parameters.
4821 Merge processor-specific flags from all input objects.
4822 (Target_arm::are_eabi_versions_compatible,
4823 Target_arm::merge_processor_specific_flags,
4824 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4825 New method definitions.
4826 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4827 Input_objects pointer type parameter.
4828 * layout.cc (Layout::finalize): Pass input objects to target's.
4829 finalize_sections function.
4830 * output.cc (Output_file_header::do_sized_write): Set ELF file
4831 header's processor-specific flags.
4832 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4833 Input_objects pointer type parameter.
4834 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4835 * target.h (Input_objects): New forward class declaration.
4836 (Target::processor_specific_flags,
4837 Target::are_processor_specific_flags_sect): New method definitions.
4838 (Target::finalize_sections): Add input_objects parameter.
4839 (Target::Target): Initialize processor_specific_flags_ and
4840 are_processor_specific_flags_set_.
4841 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4843 (Target::set_processor_specific_flags): New method definition.
4844 (Target::processor_specific_flags_,
4845 Target::are_processor_specific_flags_set_): New data member
4847 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4848 Input_objects pointer type parameter.
4850 2009-10-30 Doug Kwan <dougkwan@google.com>
4852 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4854 2009-10-28 Ian Lance Taylor <iant@google.com>
4856 * object.h (class Relobj): Drop options parameter from
4857 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4858 do_scan_relocs, do_relocate. Change all callers.
4859 (class Sized_relobj): Drop options parameters from
4860 do_gc_process_relocs, do_scan_relocs, do_relocate,
4861 do_relocate_sections, relocate_sections, emit_relocs_scan,
4862 emit_relocs_scan_reltype. Change all callers.
4863 (struct Relocate_info): Remove options field and all references to
4865 * reloc.h (class Read_relocs): Remove options constructor
4866 parameter and options_ field. Change all callers.
4867 (class Gc_process_relocs, class Scan_relocs): Likewise.
4868 (class Relocate_task): Likewise.
4869 * target-reloc.h (scan_relocs): Remove options parameter. Change
4871 (scan_relocatable_relocs): Likewise.
4872 * target.h (class Sized_target): Remove options parameter from
4873 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4875 * gc.h (gc_process_relocs): Remove options parameter. Change all
4877 * arm.cc: Update functions to remove options parameters.
4878 * i386.cc: Likewise.
4879 * powerpc.cc: Likewise.
4880 * sparc.cc: Likewise.
4881 * x86_64.cc: Likewise.
4882 * testsuite/testfile.cc: Likewise.
4884 2009-10-28 Doug Kwan <dougkwan@google.com>
4886 * arm.cc (Arm_relobj): New class definition.
4887 (Arm_relobj::scan_sections_for_stubs,
4888 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4889 New method definitions.
4891 2009-10-28 Cary Coutant <ccoutant@google.com>
4893 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4894 (Plugin::cleanup_done_): New member.
4895 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4896 (Plugin_manager::cleanup_done_): Remove.
4897 (Plugin_manager::add_input_file): Edit error message.
4898 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4899 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4901 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4903 * fileread.cc: (File_read::View::~View): Use the new
4904 data_ownership_ filed.
4905 (File_read::~File_read): Dispose the new whole_file_view_.
4906 (File_read::open): Mmap the whole file if needed.
4907 (File_read::open): Use whole_file_view_ instead of contents_.
4908 (File_read::find_view): Use whole_file_view_ if applicable.
4909 (File_read::do_read): Use whole_file_view_ instead of contents_.
4910 (File_read::make_view): Use whole_file_view_ instead of contents_,
4911 update File_read::View::View call.
4912 (File_read::find_or_make_view): Update File_read::View::View
4914 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4916 (File_read::View::Data_ownership): New enum.
4917 (File_read::View::View): Replace bool mapped_ with Data_ownership
4919 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4920 (File_read::View::data_ownership_): New field.
4921 (File_read::contents_): Remove (replaced by whole_file_view_).
4922 (File_read::whole_file_view_): New field.
4923 * options.h (class General_options): Add --keep-files-mapped.
4925 2009-10-27 Cary Coutant <ccoutant@google.com>
4927 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4928 * testsuite/Makefile.am (plugin_test_5): New test case.
4929 * testsuite/Makefile.in: Regenerate.
4931 2009-10-25 Doug Kwan <dougkwan@google.com>
4933 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4934 from private to protected to allow access by child class.
4935 (Sized_relobj::do_relocate_sections): New method declaration.
4936 (Sized_relobj::relocate_sections): Virtualize.
4937 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4938 Sized_relobj::relocate_sections. Instantiate template explicitly
4939 for different target sizes and endianity.
4941 2009-10-24 Doug Kwan <dougkwan@google.com>
4943 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4944 (Arm_input_section::as_arm_input_section): New method.
4945 (Arm_output_section): New class definition.
4946 (Arm_output_section::create_stub_group,
4947 Arm_output_section::group_sections): New method definitions.
4949 2009-10-22 Doug Kwan <dougkwan@google.com>
4951 * arm.cc (Arm_input_section): New class definition.
4952 (Arm_input_section::init, Arm_input_section:do_write,
4953 Arm_input_section::set_final_data_size,
4954 Arm_input_section::do_reset_address_and_file_offset): New method
4957 2009-10-21 Doug Kwan <dougkwan@google.com>
4959 * arm.cc (Stub_table, Arm_input_section): New forward class
4961 (Stub_table): New class defintion.
4962 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4963 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4964 New method definition.
4966 2009-10-21 Doug Kwan <dougkwan@google.com>
4968 * arm.cc: Update copyright comments.
4969 (Target_arm): New forward class template declaration.
4970 (Arm_address): New type.
4971 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4972 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4973 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4975 (Insn_template): Same.
4976 (DEF_STUBS): New macro.
4977 (Stub_type): New enum type.
4978 (Stub_template): New class definition.
4981 (Stub_factory): Same.
4982 (Target_arm::Target_arm): Initialize may_use_blx_ and
4983 should_force_pic_veneer_.
4984 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4985 Target_arm::should_force_pic_veneer,
4986 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4987 Target_arm::using_thumb_only, Target_arm:;default_target): New
4989 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4990 New data member declarations.
4991 (Insn_template::size, Insn_template::alignment): New method defintions.
4992 (Stub_template::Stub_template): New method definition.
4993 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4994 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4995 (Stub_factory::Stub_factory): New method definition.
4996 * gold.h (string_hash): New template.
4997 * output.h (Input_section_specifier::hash_value): Use
4999 (Input_section_specifier::string_hash): Remove.
5000 * stringpool.cc (Stringpool_template::string_hash): Use
5003 2009-10-20 Doug Kwan <dougkwan@google.com>
5005 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5006 symbols of relaxed input sections.
5007 * output.h (Output_section::find_relaxed_input_section): Make
5010 2009-10-16 Doug Kwan <dougkwan@google.com>
5012 * dynobj.cc (Versions::Versions): Initialize version_script_.
5013 Only insert base version symbol definition for a shared object
5014 if version script defines any version versions.
5015 (Versions::define_base_version): New method definition.
5016 (Versions::add_def): Check that base version is not needed.
5017 (Versions::add_need): Define base version lazily.
5018 * dynobj.h (Versions::define_base_version): New method declaration.
5019 (Versions::needs_base_version_): New data member declaration.
5020 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5021 (check_DATA): Add no_version_test.stdout.
5022 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5024 * testsuite/Makefile.in: Regenerate.
5025 * testsuite/no_version_test.c: New file.
5026 * testsuite/no_version_test.sh: Ditto.
5028 2009-10-16 Doug Kwan <dougkwan@google.com>
5030 * expression.cc (class Segment_start_expression): New class definition.
5031 (Segment_start_expression::value): New method definition.
5032 (script_exp_function_segment_start): Return a new
5033 Segment_start_expression.
5034 * gold/script-c.h (script_saw_segment_start_expression): New function
5036 * script-sections.cc (Script_sections::Script_sections): Initialize
5037 SAW_SEGMENT_START_EXPRESSION_ to false.
5038 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5039 and -Tbbs options to specify section addresses if given in
5040 command line and no SEGMENT_START expression is seen in a script.
5041 * script-sections.h (Script_sections::saw_segment_start_expression,
5042 Script_sections::set_saw_segment_start_expression): New method
5044 (Script_sections::saw_segment_start_expression_): New data member
5046 * script.cc (script_saw_segment_start_expression): New function.
5047 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5048 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5049 script_test_7.sh and script_test_8.sh.
5050 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5051 script_test_8.stdout.
5052 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5053 (script_test_6, script_test_6.stdout, script_test_7,
5054 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5055 * Makefile.in: Regenerate.
5056 * testsuite/script_test_6.sh: New file.
5057 * testsuite/script_test_6.t: Same.
5058 * testsuite/script_test_7.sh: Same.
5059 * testsuite/script_test_7.t: Same.
5060 * testsuite/script_test_8.sh: Same.
5062 2009-10-16 Doug Kwan <dougkwan@google.com>
5064 * output.cc (Output_segment::set_section_list_address): Cast
5065 expressions to unsigned long long type to avoid format warnings.
5067 2009-10-15 Ian Lance Taylor <iant@google.com>
5069 * script.cc (Script_options::add_symbol_assignment): Always add a
5070 dot assignment to script_sections_.
5071 * script-sections.cc (Script_sections::add_dot_assignment):
5072 Initialize if necessary.
5074 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5075 program headers with no load segment if there is a linker script.
5077 * layout.cc (Layout::set_segment_offsets): Align the file offset
5078 to the segment aligment for -N or -n with no load segment.
5079 * output.cc (Output_segment::add_output_section): Don't crash if
5080 the first section is a TLS section.
5081 (Output_segment::set_section_list_addresses): Print an error
5082 message if the address moves backward in a linker script.
5083 * script-sections.cc
5084 (Output_section_element_input::set_section_addresses): Don't
5085 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5086 (Orphan_output_section::set_section_addresses): Likewise.
5088 2009-10-15 Doug Kwan <dougkwan@google.com>
5090 * layout.cc (Layout::finish_dynamic_section): Generate tags
5091 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5092 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5093 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5095 2009-10-14 Ian Lance Taylor <iant@google.com>
5097 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5099 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5100 data_shdr fields of relinfo.
5101 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5102 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5103 R_386_TLS_LDO_32, adjust based on section flags.
5104 (Target_i386::Relocate::fix_up_ldo): Remove.
5106 2009-10-13 Ian Lance Taylor <iant@google.com>
5108 Add support for -pie.
5109 * options.h (class General_options): Add -pie and
5111 (General_options::output_is_position_independent): Test -pie.
5112 (General_options::output_is_executable): Return true if not shared
5113 and not relocatable.
5114 (General_options::output_is_pie): Remove.
5115 * options.cc (General_options::finalize): Reject incompatible uses
5117 * gold.cc (queue_middle_tasks): A -pie link is not static.
5118 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5119 * symtab.cc (Symbol::final_value_is_known): Return false if
5120 output_is_position_independent.
5121 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5122 output_is_position_independent.
5123 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5124 output_is_position_independent.
5125 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5126 output_is_position_independent.
5127 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5129 (basic_pie_test.o, basic_pie_test): New targets.
5130 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5131 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5132 (two_file_pie_test): New target.
5133 * testsuite/Makefile.in: Rebuild.
5134 * README: Remove note saying that -pie is not supported.
5136 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5138 * options.h (class General_options): Add -init and -fini.
5139 * layout.cc (Layout::finish_dynamic_section): Emit
5140 given init and fini functions.
5142 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5144 * gc.h (gc_process_relocs): Check if icf is enabled using new
5146 * gold.cc (queue_initial_tasks): Likewise.
5147 (queue_middle_tasks): Likewise.
5148 * object.cc (do_layout): Likewise.
5149 * symtab.cc (is_section_folded): Likewise.
5150 * main.cc (main): Likewise.
5151 * reloc.cc (Read_relocs::run): Likewise.
5152 (Sized_relobj::do_scan_relocs): Likewise.
5153 * icf.cc (is_function_ctor_or_dtor): New function.
5154 (Icf::find_identical_sections): Check if function is ctor or dtor when
5156 * options.h (General_options::icf): Change option to be an enum.
5157 (Icf_status): New enum.
5158 (icf_enabled): New method.
5159 (icf_safe_folding): New method.
5160 (set_icf_status): New method.
5161 (icf_status_): New variable.
5162 * (options.cc) (General_options::finalize): Set icf_status_.
5163 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5164 icf_test and icf_keep_unique_test to use the --icf enum flag.
5165 * testsuite/icf_safe_test.sh: New file.
5166 * testsuite/icf_safe_test.cc: New file.
5168 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5170 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5171 includes to gc.h and icf.h.
5172 * arm.cc: Include gc.h.
5173 * gold.cc: Likewise.
5174 * i386.cc: Likewise.
5175 * powerpc.cc: Likewise.
5176 * sparc.cc: Likewise.
5177 * x86_64.cc: Likewise.
5178 * gc.h: Include icf.h.
5180 2009-10-11 Ian Lance Taylor <iant@google.com>
5182 * plugin.cc: Include "gold.h" before other header files.
5184 2009-10-10 Chris Demetriou <cgd@google.com>
5186 * options.h (Input_file_argument::Input_file_type): New enum.
5187 (Input_file_argument::is_lib_): Replace with...
5188 (Input_file_argument::type_): New member.
5189 (Input_file_argument::Input_file_argument): Take Input_file_type
5190 'type' rather than boolean 'is_lib' as second argument.
5191 (Input_file_argument::is_lib): Use type_.
5192 (Input_file_argument::is_searched_file): New function.
5193 (Input_file_argument::may_need_search): Handle is_searched_file.
5194 * options.cc (General_options::parse_library): Support -l:filename.
5195 (General_options::parse_just_symbols): Update for Input_file_argument
5197 (Command_line::process): Likewise.
5198 * archive.cc (Archive::get_file_and_offset): Likewise.
5199 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5200 * script.cc (read_script_file, script_add_file): Likewise.
5201 * fileread.cc (Input_file::Input_file): Likewise.
5202 (Input_file::will_search_for): Handle is_searched_file.
5203 (Input_file::open): Likewise.
5204 * readsyms.cc (Read_symbols::get_name): Likewise.
5205 * testsuite/Makefile.am (searched_file_test): New test.
5206 * testsuite/Makefile.in: Regenerate.
5207 * testsuite/searched_file_test.cc: New file.
5208 * testsuite/searched_file_test_lib.cc: New file.
5210 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5211 Ian Lance Taylor <iant@google.com>
5213 * descriptor.cc: Include <cstdio> and "binary-io.h".
5214 (Descriptors::open): Open the files in binary mode always.
5215 * script.cc (Lex::get_token): Treat \r as whitespace.
5217 2009-10-09 Ian Lance Taylor <iant@google.com>
5219 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5221 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5222 Ian Lance Taylor <iant@google.com>
5224 * configure.ac: Check for readv function also.
5225 * fileread.cc (readv): Define if not HAVE_READV.
5226 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5228 * config.in: Regenerate.
5229 * configure: Regenerate.
5231 2009-10-09 Doug Kwan <dougkwan@google.com>
5233 * layout.cc (Layout::make_output_section): Call target hook to make
5234 ordinary output section.
5235 (Layout::finalize): Adjust parameter list of call the
5236 Target::may_relax().
5237 * layout.h (class Layout::section_list): New method.
5238 * merge.h (Output_merge_base::entsize): Change visibility to public.
5239 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5241 (Output_merge_string::do_is_string): New method.
5242 * object.cc (Sized_relobj::do_setup): renamed from
5243 Sized_relobj::set_up.
5244 * object.h (Sized_relobj::adjust_shndx,
5245 Sized_relobj::initializ_input_to_output_maps,
5246 Sized_relobj::free_input_to_output_maps): Change visibilities to
5248 (Sized_relobj::setup): Virtualize.
5249 (Sized_relobj::do_setup): New method declaration.
5250 (Sized_relobj::invalidate_section_offset,
5251 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5252 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5253 * options.cc (parse_int): New function.
5254 * options.h (parse_int): New declaration.
5255 (DEFINE_int): New macro.
5256 (stub_group_size): New option.
5257 * output.cc (Output_section::Output_section): Initialize memebers
5258 merge_section_map_, merge_section_by_properties_map_,
5259 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5260 (Output_section::add_input_section): Handled deferred code-fill
5261 generation and remove an old comment.
5262 (Output_section::add_relaxed_input_section): New method definition.
5263 (Output_section::add_merge_input_section): Use merge section by
5264 properties map to speed to search. Update merge section maps
5266 (Output_section::build_relaxation_map): New method definition.
5267 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5269 (Output_section::relax_input_section): Renamed to
5270 Output_section::convert_input_sections_to_relaxed_sections and change
5271 interface to take a vector of pointers to relaxed sections.
5272 (Output_section::find_merge_section,
5273 Output_section::find_relaxed_input_section): New method definitions.
5274 (Output_section::is_input_address_mapped,
5275 Output_section::output_offset, Output_section::output_address):
5276 Use output section data maps to speed up searching.
5277 (Output_section::find_starting_output_address): Add comments.
5278 (Output_section::do_write,
5279 Output_section::write_to_postprocessing_buffer): Do code-fill
5280 generation as appropriate.
5281 (Output_section::get_input_sections): Invalidate relaxed input section
5283 (Output_section::restore_states): Adjust type of checkpoint .
5284 Invalidate relaxed input section map.
5285 * output.h (Output_merge_base): New class declaration.
5286 (Input_section_specifier): New class defintion.
5287 (class Output_relaxed_input_section) Change base class to
5288 Output_section_data_build.
5289 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5290 base class initializer.
5291 (Output_section::add_relaxed_input_section): New method declaration.
5292 (Output_section::Input_section): Change visibility to protected.
5293 (Output_section::Input_section::relobj,
5294 Output_section::Input_section::shndx): Handle relaxed input sections.
5295 Output_section::input_sections) Change visibility to protected. Also
5296 define overload to return a non-const pointer.
5297 (Output_section::Merge_section_properties): New class defintion.
5298 (Output_section::Merge_section_by_properties_map,
5299 Output_section::Output_section_data_by_input_section_map,
5300 Output_section::Relaxation_map): New types.
5301 (Output_section::relax_input_section): Rename method to
5302 Output_section::convert_input_sections_to_relaxed_sections and change
5303 interface to take a vector of relaxed section pointers.
5304 (Output_section::find_merge_section,
5305 Output_section::find_relaxed_input_section,
5306 Output_section::build_relaxation_map,
5307 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5308 New method declarations.
5309 (Output_section::merge_section_map_
5310 Output_section::merge_section_by_properties_map_,
5311 Output_section::relaxed_input_section_map_,
5312 Output_section::is_relaxed_input_section_map_valid_,
5313 Output_section::generate_code_fills_at_write_): New data members.
5314 * script-sections.cc
5315 (Output_section_element_input::set_section_addresses): Call
5316 current_data_size and addralign methods of relaxed input sections.
5317 (Orphan_output_section::set_section_addresses): Call current_data_size
5318 and addralign methods of relaxed input sections.
5319 * symtab.cc (Symbol_table::compute_final_value): Extract template
5320 from the body of Symbol_table::sized_finalize_symbol.
5321 (Symbol_table::sized_finalized_symbol): Call
5322 Symbol_table::compute_final_value.
5323 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5324 (Symbol_table::compute_final_value): New templated method declaration.
5325 * target.cc (Target::do_make_output_section): New method defintion.
5326 * target.h (Target::make_output_section): New method declaration.
5327 (Target::relax): Add more parameters for input objects, symbol table
5328 and layout. Adjust call to do_relax.
5329 (Target::do_make_output_section): New method declaration.
5330 (Target::do_relax): Add parameters for input objects, symbol table
5333 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5335 * pread.c: Include stdio.h.
5337 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5339 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5342 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5345 Change read_shndx type to unsigned int.
5346 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5348 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5349 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5350 Change read_shndx type to unsigned int.
5351 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5353 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5354 * layout.cc (Layout::create_symtab_sections): Cast the result of
5355 local_symcount * symsize to off_t in the gold_assert.
5357 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5359 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5360 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5362 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5363 (Arm_relocate_functions::thm_abs5): New function.
5364 (Arm_relocate_functions::abs12): New function.
5365 (Arm_relocate_functions::abs16): New function.
5366 (Arm_relocate_functions::base_abs): New function.
5367 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5368 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5369 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5371 (Scan::global): Likewise.
5372 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5373 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5374 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5375 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5378 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5380 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5381 (Arm_relocate_functions::movt_prel): New function.
5382 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5383 (Arm_relocate_functions::thm_movt_prel): New function.
5384 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5385 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5386 (Scan::global, Relocate::relocate): Likewise.
5387 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5389 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5391 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5392 Incremental_checker.
5393 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5395 (class Incremental_inputs_header): New class.
5396 (Incremental_inputs_header_writer): Edit comment.
5397 (Incremental_inputs_entry): New class.
5398 (Incremental_inputs_entry_writer): Edit comment.
5399 (Sized_incremental_binary::do_find_incremental_inputs_section):
5400 Add *strtab_shndx parameter, fill it.
5401 (Sized_incremental_binary::do_check_inputs): New method.
5402 (Incremental_checker::can_incrementally_link_output_file): Use
5403 Sized_incremental_binary::check_inputs.
5404 (Incremental_inputs::report_command_line): Save command line in
5407 (Incremental_binary::find_incremental_inputs_section): New
5409 (Incremental_binary::do_find_incremental_inputs_section): Add
5410 strtab_shndx parameter.
5411 (Incremental_binary::do_check_inputs): New pure virtual method.
5412 (Sized_incremental_binary::do_check_inputs): Declare.
5413 (Incremental_checker::Incremental_checker): Add incremental_inputs
5414 parameter, use it to initialize incremental_inputs_.
5415 (Incremental_checker::incremental_inputs_): New field.
5416 (Incremental_checker::command_line): New method.
5417 (Incremental_checker::inputs): New method.
5418 (Incremental_checker::command_line_): New field.
5420 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5422 * incremental.cc: Include <cstdarg> and "target-select.h".
5423 (vexplain_no_incremental): New function.
5424 (explain_no_incremental): New function.
5425 (Incremental_binary::error): New method.
5426 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5428 (make_sized_incremental_binary): New function.
5429 (open_incremental_binary): New function.
5430 (can_incrementally_link_file): Add checks if output is ELF and has
5432 * incremental.h: Include "elfcpp_file.h" and "output.h".
5433 (Incremental_binary): New class.
5434 (Sized_incremental_binary): New class.
5435 (open_incremental_binary): Declare.
5436 * object.cc (is_elf_object): Use
5437 elfcpp::Elf_recognizer::is_elf_file.
5438 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5439 * output.h (Output_file::filesize): New method.
5441 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5443 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5445 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5446 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5448 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5450 (Arm_relocate_functions::movw_abs_nc): New function.
5451 (Arm_relocate_functions::movt_abs): New function.
5452 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5453 (Arm_relocate_functions::thm_movt_abs): New function.
5454 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5455 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5456 (Scan::global): Likewise.
5457 (Relocate::relocate): Likewise.
5458 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5460 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5462 * arm.cc (Arm_relocate_functions::got_prel) New function.
5463 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5464 (Relocate::relocate): Likewise.
5465 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5467 2009-10-06 Ian Lance Taylor <iant@google.com>
5469 * options.h (class General_options): Define
5470 split_stack_adjust_size parameter.
5471 * object.h (class Object): Add uses_split_stack_ and
5472 has_no_split_stack_ fields. Add uses_split_stack and
5473 has_no_split_stack accessor functions. Declare
5474 handle_split_stack_section.
5475 (class Reloc_symbol_changes): Define.
5476 (class Sized_relobj): Define Function_offsets. Declare
5477 split_stack_adjust, split_stack_adjust_reltype, and
5479 * object.cc (Object::handle_split_stack_section): New function.
5480 (Sized_relobj::do_layout): Call handle_split_stack_section.
5481 * dynobj.cc (Sized_dynobj::do_layout): Call
5482 handle_split_stack_section.
5483 * reloc.cc (Sized_relobj::relocate_sections): Call
5484 split_stack_adjust for executable sections in split_stack
5485 objects. Pass reloc_map to relocate_section.
5486 (Sized_relobj::split_stack_adjust): New function.
5487 (Sized_relobj::split_stack_adjust_reltype): New function.
5488 (Sized_relobj::find_functions): New function.
5489 * target-reloc.h: Include "object.h".
5490 (relocate_section): Add reloc_symbol_changes parameter. Change
5492 * target.h (class Target): Add calls_non_split method. Declare
5493 do_calls_non_split virtual method. Declare match_view and
5495 * target.cc: Include "elfcpp.h".
5496 (Target::do_calls_non_split): New function.
5497 (Target::match_view): New function.
5498 (Target::set_view_to_nop): New function.
5499 * gold.cc (queue_middle_tasks): Give an error if mixing
5500 split-stack and non-split-stack objects with -r.
5501 * i386.cc (Target_i386::relocate_section): Add
5502 reloc_symbol_changes parameter.
5503 (Target_i386::do_calls_non_split): New function.
5504 * x86_64.cc (Target_x86_64::relocate_section): Add
5505 reloc_symbol_changes parameter.
5506 (Target_x86_64::do_calls_non_split): New function.
5507 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5509 * powerpc.cc (Target_powerpc::relocate_section): Add
5510 reloc_symbol_changes parameter.
5511 * sparc.cc (Target_sparc::relocate_section): Add
5512 reloc_symbol_changes parameter.
5513 * configure.ac: Call AM_CONDITIONAL for the default target.
5514 * configure: Rebuild.
5515 * testsuite/Makefile.am (TEST_AS): New variable.
5516 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5517 (check_DATA): Add split_i386 and split_x86_64 files.
5518 (SPLIT_DEFSYMS): Define.
5519 (split_i386_[1234n].o): New targets.
5520 (split_i386_[124]): New targets.
5521 (split_i386_[1234r].stdout): New targets.
5522 (split_x86_64_[1234n].o): New targets.
5523 (split_x86_64_[124]): New targets.
5524 (split_x86_64_[1234r].stdout): New targets.
5525 (MOSTLYCLEANFILES): Add new executables.
5526 * testsuite/split_i386.sh: New file.
5527 * testsuite/split_x86_64.sh: New file.
5528 * testsuite/split_i386_1.s: New file.
5529 * testsuite/split_i386_2.s: New file.
5530 * testsuite/split_i386_3.s: New file.
5531 * testsuite/split_i386_4.s: New file.
5532 * testsuite/split_i386_n.s: New file.
5533 * testsuite/split_x86_64_1.s: New file.
5534 * testsuite/split_x86_64_2.s: New file.
5535 * testsuite/split_x86_64_3.s: New file.
5536 * testsuite/split_x86_64_4.s: New file.
5537 * testsuite/split_x86_64_n.s: New file.
5538 * testsuite/testfile.cc (Target_test): Update relocation_section
5540 * testsuite/Makefile.in: Rebuild.
5542 2009-10-06 Ian Lance Taylor <iant@google.com>
5544 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5545 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5546 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5547 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5548 the address on ldo_addrs_.
5549 (Target_i386::Relocate::fix_up_ldo): New function.
5551 2009-10-06 Rafael Espindola <espindola@google.com>
5553 * plugin.cc (add_input_library): New.
5554 (Plugin::load): Add add_input_library to tv.
5555 (Plugin_manager::add_input_file): Add the is_lib argument.
5556 (add_input_file): Update call to Plugin_manager::add_input_file.
5557 (add_input_library): New.
5558 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5560 2009-09-30 Doug Kwan <dougkwan@google.com>
5562 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5563 symbol and call Symbol::may_need_copy_reloc to determine if
5564 a copy reloc is needed.
5565 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5566 nocopyreloc is given in command line.
5567 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5568 given in command line.
5569 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5570 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5571 of the removed Target_i386::may_need_copy_reloc.
5572 * options.h (copyreloc): New option with default value false.
5573 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5574 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5575 instead of the removed Target_powerpc::may_need_copy_reloc.
5576 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5577 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5578 instead of the removed Target_sparc::may_need_copy_reloc.
5579 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5580 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5581 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5582 instead of the removed Target_x86_64::may_need_copy_reloc.
5584 2009-09-30 Ian Lance Taylor <iant@google.com>
5586 * object.h (class Object): Remove target_ field, and target,
5587 sized_target, and set_target methods.
5588 (Object::sized_target): Remove.
5589 (class Sized_relobj): Update declarations. Remove sized_target.
5590 * object.cc (Sized_relobj::setup): Remove target parameter.
5592 (Input_objects::add_object): Don't do anything with the target.
5593 (make_elf_sized_object): Add punconfigured parameter. Change all
5594 callers. Set or test parameter target.
5595 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5597 * parameters.cc (Parameters::set_target): Change parameter type to
5599 (Parameters::default_target): Remove.
5600 (set_parameters_target): Change parameter type to be non-const.
5601 (parameters_force_valid_target): New function.
5602 (parameters_clear_target): New function.
5603 * parameters.h (class Parameters): Update declarations. Remove
5604 default_target method. Add sized_target and clear_target
5605 methods. Change target_ to be non-const.
5606 (set_parameters_target): Update declaration.
5607 (parameters_force_valid_target): Declare.
5608 (parameters_clear_target): Declare.
5609 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5610 as NULL if we aren't searching.
5611 (Add_symbols::run): Don't check for compatible target.
5612 * fileread.cc (Input_file::open_binary): Call
5613 parameters_force_valid_target.
5614 * gold.cc (queue_middle_tasks): Likewise.
5615 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5616 set_target on object.
5617 * dynobj.h (class Sized_dynobj): Update declarations.
5618 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5619 make_elf_object returns NULL.
5620 (Archive::include_member): Don't check whether object target is
5622 * output.cc (Output_section::add_input_section): Get target from
5624 (Output_section::relax_input_section): Likewise.
5625 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5627 (Sized_relobj::do_scan_relocs): Likewise.
5628 (Sized_relobj::relocate_sections): Likewise.
5629 * resolve.cc (Symbol_table::resolve): Likewise.
5630 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5631 parameter. Change all callers.
5632 (Symbol_table::add_from_object): Get target from parameters.
5633 (Symbol_table::add_from_relobj): Don't check object target.
5634 (Symbol_table::add_from_dynobj): Likewise.
5635 (Symbol_table::define_special_symbol): Get target from
5637 * symtab.h (class Symbol_table): Update declaration.
5638 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5639 parameter. Change all callers. Clear parameter target.
5640 (Binary_test): Test target here.
5641 * testsuite/object_unittest.cc (gold_testsuite): Remove
5642 target_test_pointer parameter. Change all callers.
5643 (Object_test): Test target here.
5645 2009-09-26 Ian Lance Taylor <iant@google.com>
5647 * testsuite/initpri1.c: Don't try to use constructor priorities if
5648 compiling with gcc before 4.3.
5650 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5652 * testsuite/retain_symbols_file_test.sh (check_present): Change
5653 output file name to retain_symbols_file_test.stdout.
5654 (check_absent): Likewise.
5656 2009-09-18 Craig Silverstein <csilvers@google.com>
5658 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5659 * options.cc: Include <cerrno> and <fstream>.
5660 (General_options::finalize): Parse -retain-symbols-file tag.
5661 * options.h: New flag.
5662 (General_options): New method should_retain_symbol, new
5663 variable symbols_to_retain.
5664 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5665 should_retain_symbol map.
5666 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5667 * testsuite/Makefile.in: Regenerate.
5668 * testsuite/retain_symbols_file_test.sh: New file.
5670 2009-09-18 Nick Clifton <nickc@redhat.com>
5672 * po/es.po: Updated Spanish translation.
5674 2009-09-17 Doug Kwan <dougkwan@google.com>
5676 * debug.h (DEBUG_RELAXATION): New constant.
5677 (DEBUG_ALL): Add DEBUG_RELAXATION.
5678 (debug_string_to_enum): Add relaxation debug option.
5680 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5681 Layout::Relaxation_debug_check::read_sections,
5682 Layout::Relaxation_debug_check::read_sections): New method definitions.
5683 (Layout::Layout): Initialize data members
5684 record_output_section_data_from_scrips_,
5685 script_output_section_data_list_ and relaxation_debug_check_.
5686 (Layout::save_segments, Layout::restore_segments,
5687 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5688 Layout::relaxation_loop_body): New method definitions.
5689 (Layout::finalize): Support relaxation. Move section layout code to
5690 Layout::relaxation_loop_body.
5691 (Layout::set_asection_address_from_script): Move code for orphan
5692 section placement out.
5693 (Layout::place_orphan_sections_in_script): New method definition.
5694 * layout.h (Output_segment_headers, Output_file_header):
5695 New forward class declarations.
5696 (Layout::~Layout): Define.
5697 (Layout::new_output_section_data_from_script): New method definition.
5698 (Layout::place_orphan_sections_in_script): New method declaration.
5699 (Layout::Segment_states): New type declaration.
5700 (Layout::save_segments, Layout::restore_segments,
5701 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5702 Layout::relaxation_loop_body): New method declarations.
5703 (Layout::Output_section_data_list): New type declaration.
5704 (Layout::Relaxation_debug_check): New class definition.
5705 (Layout::record_output_section_data_from_script_,
5706 Layout::script_output_section_data_list_, Layout::segment_states_,
5707 Layout::relaxation_debug_check_): New data members.
5708 * output.cc: (Output_section_headers::do_size): New method definition.
5709 (Output_section_headers::Output_section_headers): Move size
5710 computation to Output_section_headers::do_size.
5711 (Output_segment_headers::do_size): New method definition.
5712 (Output_file_header::Output_file_header): Move size computation to
5713 Output_file_header::do_size and call it.
5714 (Output_file_header::do_size): New method definition.
5715 (Output_data_group::Output_data_group): Adjust call to
5716 Output_section_data.
5717 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5718 (Output_symtab_xindex::do_write): Add array bound check.
5719 (Output_section::Input_section::print_to_mapfile): Handle
5720 RELAXED_INPUT_SECTION_CODE.
5721 (Output_section::Output_section): Initialize data member checkpoint_.
5722 (Output_section::~Output_section): Delete checkpoint object pointed
5724 (Output_section::add_input_section): Always add an Input_section if
5726 (Output_section::add_merge_input_section): Add assert.
5727 (Output_section::relax_input_section): New method definition.
5728 (Output_section::set_final_data_size): Set load address to zero for
5729 an unallocated section.
5730 (Output_section::do_address_and_file_offset_have_reset_values):
5731 New method definition.
5732 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5733 Handle relaxed input section.
5734 (Output_section::sort_attached_input_sections): Checkpoint input
5735 section list lazily.
5736 (Output_section::get_input_sections): Change type of input_sections to
5737 list of Simple_input_section pointers. Checkpoint input section list
5738 lazily. Also handle relaxed input sections.
5739 (Output_section::add_input_section_for_script): Take a reference to
5740 a Simple_input_section object instead of Relobj pointer and section
5741 index as parameter. Handle relaxed input sections.
5742 (Output_section::save_states, Output_section::restore_states): New
5744 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5745 (Output_data::is_data_size_fixed): New method definition.
5746 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5748 (Output_data::address_and_file_offset_have_reset_values): New method
5750 (Output_data::do_address_and_file_offset_have_reset_values): New method
5752 (Output_data::set_data_size): Check that data size is not fixed.
5753 (Output_data::fix_data_size): New method definition.
5754 (Output_data::is_data_size_fixed_): New data member.
5755 (Output_section_headers::set_final_data_size): New method definition.
5756 (Output_section_headers::do_size): New method declaration.
5757 (Output_segment_headers::set_final_data_size): New method definition.
5758 (Output_segment_headers::do_size): New method declaration.
5759 (Output_file_header::set_final_data_size)::New method definition.
5760 (Output_file_header::do_size)::New method declaration.
5761 (Output_section_data::Output_section_data): Add new parameter
5762 is_data_size_fixed and use it to fix data size.
5763 (Output_data_const::Output_data_const): Adjust call to base class
5764 constructor and fix data size.
5765 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5766 base class constructor and fix data size.
5767 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5768 base class constructor and fix data size.
5769 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5770 class constructor and fix data size.
5771 (Output_data_group::set_final_data_size): New method definition.
5772 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5773 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5774 class constructor and fix data size.
5775 (Output_relaxed_input_section): New class definition.
5776 (Output_section::Simple_input_section): New class definition.
5777 (Output_section::get_input_sections): Adjust parameter list.
5778 (Output_section::add_input_section_for_script): Same.
5779 (Output_section::save_states, Output_section::restore_states,
5780 Output_section::do_address_and_file_offset_have_reset_values,
5781 (Output_section::Input_section::Input_section): Handle
5782 RELAXED_INPUT_SECTION_CODE. Add new overload for
5783 Output_relaxed_input_section.
5784 (Output_section::Input_section::is_input_section,
5785 Output_section::Input_section::set_output_section): Handle relaxed
5787 (Output_section::Input_section::is_relaxed_input_section,
5788 Output_section::Input_section::output_section_data,
5789 Output_section::Input_section::relaxed_input_section): New method
5791 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5793 (Output_section::Input_section::u1_): Update comments.
5794 (Output_section::Input_section::u2_): Add new union member poris.
5795 (Output_section::Checkpoint_output_section): New classs definition.
5796 (Output_section::relax_input_section): New method declaration.
5797 (Output_section::checkpoint_): New data member.
5798 (Output_segment): Update comments.
5799 (Output_segment::Output_segment): Un-privatize copy constructor.
5800 (Output_segment::operator=): Un-privatize.
5801 * script-sections.cc (Output_section_element::Input_section_list):
5802 Change element type to Output_section::Simple_input_section.
5803 (Output_section_element_dot_assignment::set_section_addresses):
5804 Register output section data for relaxation clean up.
5805 (Output_data_exression::Output_data_expression): Adjust call to base
5806 constructor to fix data size.
5807 (Output_section_element_data::set_section_addresses): Register
5808 Output_data_expression object for relaxation clean up.
5809 (struct Input_section_info): Replace Relobj pointer and section index
5810 pair with Output_section::Simple_input_section and Convert struct to a
5812 (Input_section_sorter::operator()): Adjust access to
5813 Input_section_info data member to use accessors.
5814 (Output_section_element_input::set_section_addresses): Use layout
5815 parameter. Adjust code to use Output_section::Simple_input_section
5816 and Input_secction_info classes. Register filler for relaxation
5818 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5819 and section index pair with Output_section::Simple_input_section
5820 class. Adjust code accordingly.
5821 (Phdrs_element::release_segment): New method definition.
5822 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5824 (Script_sections::release_segments): New method definition.
5825 * gold/script-sections.h (Script_sections::release_segments): New
5827 * gold/target.h (Target::may_relax, Target::relax,
5828 Target::do_may_relax, Target::do_relax): New method definitions.
5830 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5832 * arm.cc (has_signed_unsigned_overflow): New function.
5833 (Arm_relocate_functions::abs8): New function.
5834 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5835 (Target_arm::Scan::global): Likewise.
5836 (Target_arm::relocate::relocate): Likewise.
5837 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5840 2009-09-16 Cary Coutant <ccoutant@google.com>
5842 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5843 * testsuite/Makefile.in: Regenerate.
5845 2009-09-11 Nick Clifton <nickc@redhat.com>
5847 * po/gold.pot: Updated by the Translation project.
5849 2009-09-08 Cary Coutant <ccoutant@google.com>
5851 * output.cc (Output_file::open): Add execute permission to empty file.
5852 * testsuite/Makefile.am (permission_test): New test.
5853 * testsuite/Makefile.in: Regenerate.
5855 2009-09-02 Ian Lance Taylor <iant@google.com>
5857 * output.cc (Output_file::resize): Call map_no_anonymous rather
5860 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5862 * gold.cc: Include "incremental.h".
5863 (queue_initial_tasks): Call Incremental_checker methods.
5864 * incremental.cc: Include "output.h".
5865 (Incremental_checker::can_incrementally_link_output_file): New
5867 * incremental.h (Incremental_checker): New class.
5869 * output.cc (Output_file::open_for_modification): New method.
5870 (Output_file::map_anonymous): Changed return type to bool. Record
5872 (Output_file::map_no_anonymous): New method, broken out of map.
5873 (Output_file::map): Use map_no_anonymous and map_anonymous.
5874 * output.h (class Output_file): Update declarations.
5876 2009-08-24 Cary Coutant <ccoutant@google.com>
5878 * options.h (Command_line::Pre_options): New class.
5879 (Command_line::pre_options): New member.
5880 * options.cc (gold::options::ready_to_register): New variable.
5881 (One_option::register_option): Do nothing if not registering options.
5882 Assert if same short option registered twice.
5883 (General_options::General_options): Turn off option registration when
5885 (Command_line::Pre_options::Pre_options): New constructor.
5887 2009-08-24 Cary Coutant <ccoutant@google.com>
5889 * options.h (General_options::no_keep_memory): Remove incorrect
5892 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5894 * Makefile.am (am__skiplex, am__skipyacc): New.
5895 * Makefile.in: Regenerate.
5897 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5899 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5900 (INCLUDES): ... this.
5901 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5902 (AM_CPPFLAGS): Renamed from ...
5903 (INCLUDE): ... this.
5904 * Makefile.in, testsuite/Makefile.in: Regenerate.
5906 * Makefile.in: Regenerate.
5907 * aclocal.m4: Likewise.
5908 * config.in: Likewise.
5909 * configure: Likewise.
5910 * testsuite/Makefile.in: Likewise.
5912 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5913 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5914 * Makefile.in: Regenerate.
5915 * testsuite/Makefile.in: Regenerate.
5917 2009-08-19 Cary Coutant <ccoutant@google.com>
5919 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5920 symbols in shared libraries overridden by hidden or internal symbols
5921 in the main program.
5923 2009-08-19 Chris Demetriou <cgd@google.com>
5925 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5926 checking source file names in error messages.
5928 2009-08-18 Doug Kwan <dougkwan@google.com>
5930 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5931 an elcpp::Ehdr as parameter. Adjust call to set_target.
5932 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5933 an elfcpp::Ehdr as parameter.
5934 * object.cc (Object::set_target): Remove the version that looks up
5935 a target and sets it.
5936 (Sized_relobj::setup): Take a Target object instead of
5937 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5938 (make_elf_sized_object): Find target and ask target to
5940 * object.h: (Object::set_target): Remove the version that looks up
5941 a target and sets it.
5942 (Sized_relobj::setup): Take a Target object instead of
5943 an elfcpp:Ehdr as parameter.
5944 * target.cc: Include dynobj.h.
5945 (Target::do_make_elf_object_implementation): New.
5946 (Target::do_make_elf_object): New.
5947 * target.h (Target::make_elf_object): New template declaration.
5948 (Target::do_make_elf_object): New method declarations.
5949 (Target::do_make_elf_object_implementation): New template declaration.
5951 2009-08-14 Ian Lance Taylor <iant@google.com>
5953 * gold.h (FUNCTION_NAME): Define.
5954 (gold_unreachable): Use FUNCTION_NAME.
5956 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5958 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5959 symbol in the --keep-unique list is not found.
5961 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5963 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5964 been maked as --keep-unique.
5965 (Icf::unfold_section): New function.
5966 * icf.h (Icf::unfold_section): New function.
5967 * options.h (General_options::keep_unique): New option.
5968 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5969 * testsuite/Makefile.in: Regenerate.
5970 * testsuite/icf_keep_unique_test.sh: New file.
5971 * testsuite/icf_keep_unique_test.cc: New file.
5973 2009-08-12 Cary Coutant <ccoutant@google.com>
5976 * resolve.cc (Symbol_table::resolve): Check for references from
5977 dynamic objects to hidden and internal symbols.
5978 * testsuite/Makefile.am (hidden_test.sh): New test.
5979 * testsuite/Makefile.in: Regenerate.
5980 * testsuite/hidden_test.sh: New script.
5981 * testsuite/hidden_test_1.c: New test source.
5982 * testsuite/hidden_test_main.c: New test source.
5984 2009-08-11 Doug Kwan <dougkwan@google.com>
5986 * arm.cc: Update comments.
5987 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5988 segment to locate the .ARM.exidx section if present.
5990 2009-08-09 Doug Kwan <dougkwan@google.com>
5992 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5995 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5996 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5999 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6001 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6002 valid tls_segment only for non-debug-section relocations.
6003 * testsuite/Makefile.am: Add gc_tls_test.
6004 * testsuite/Makefile.in: Regenerate.
6005 * testsuite/gc_tls_test.cc: New file.
6006 * testsuite/gc_tls_test.sh: New file.
6008 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6012 * Makefile.am (CCFILES): Add icf.cc.
6014 * Makefile.in: Regenerate.
6015 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6016 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6017 section, symbol and addend information for the relocs.
6018 * gold.cc (queue_middle_tasks): Call identical code folding.
6019 * gold.h: Add defines for multimap.
6020 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6021 to the call of finalize_local_symbols.
6022 * main.cc (main): Create object of class Icf.
6023 * object.cc (Sized_relobj::do_layout): Allow this function to be
6024 called twice during icf.
6025 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6026 to sections marked as identical by icf.
6027 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6029 (Sized_relobj::do_section_entsize): New function.
6030 * object.h (Object::section_entsize): New function.
6031 (Object::do_section_entsize): New pure virtual function.
6032 (Relobj::finalize_local_symbols): Add new parameter.
6033 (Relobj::do_section_entsize): New function.
6034 * options.h (General_options::icf): New option.
6035 (General_options::icf_iterations): New option.
6036 (General_options::print_icf_sections): New option.
6037 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6038 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6039 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6041 * symtab.cc (Symbol_table::is_section_folded): New function.
6042 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6043 to sections marked as identical by icf.
6044 * symtab.h (Symbol_table::set_icf): New function.
6045 (Symbol_table::icf): New function.
6046 (Symbol_table::is_section_folded): New function.
6047 (Symbol_table::icf_): New data member.
6048 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6049 * testsuite/Makefile.am: Add commands to build icf_test.
6050 * testsuite/Makefile.in: Regenerate.
6051 * testsuite/icf_test.sh: New file.
6052 * testsuite/icf_test.cc: New file.
6054 2009-07-24 Chris Demetriou <cgd@google.com>
6056 * layout.cc (is_compressible_debug_section): Fix incorrect
6057 comment about compressed section names.
6059 2009-07-20 Ian Lance Taylor <ian@airs.com>
6062 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6064 2009-07-16 Ian Lance Taylor <iant@google.com>
6067 * layout.h: #include <map>.
6068 (class Kept_section): Change from struct to class. Add accessors
6069 and setters. Add section size to Comdat_group mapping. Change
6070 Comdat_group to std::map. Add is_comdat_ field. Add
6071 linkonce_size field in union.
6072 (class Layout): Update declaration of find_or_add_kept_section.
6073 Don't declare find_kept_object.
6074 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6075 parameter. Add object, shndx, is_comdat, and is_group_name
6076 parameters. Change all callers. Adjust for new Kept_section.
6077 (Layout::find_kept_object): Remove.
6078 * object.cc (Sized_relobj::include_section_group): Update use of
6079 Kept_section. Rename secnum to shndx. Only record
6080 Kept_comdat_section if sections are the same size.
6081 (Sized_relobj::include_linkonce_section): Update use of
6082 Kept_section. Only record Kept_comdat_section if sections are the
6083 same size. Set size of linkonce section.
6084 (Sized_relobj::map_to_kept_section): Update call to
6085 get_kept_comdat_section.
6086 * object.h (class Sized_relobj): Rename fields in
6087 Kept_comdat_section to drop trailing underscores; change object
6088 field to Relobj*. Change Kept_comdat_section_table to store
6089 struct rather than pointer.
6090 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6091 Add kept_object and kept_shndx parameters. Change all callers.
6092 (Sized_relobj::get_kept_comdat_section): Change return type to
6093 bool. Add kept_object and kept_shndx parameters. Change all
6095 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6096 Layout::find_or_add_kept_section.
6098 2009-07-09 Ian Lance Taylor <iant@google.com>
6100 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6101 Reserve space in the hash table.
6103 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6105 * fileread.cc (File_read::get_mtime): New method.
6106 * fileread.h (Timespec): New structure.
6107 (File_read::get_mtime): New method.
6108 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6109 Renamed from timestamp_nsec.
6110 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6112 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6114 (Incremental_inputs::report_archive): Save mtime; style fix.
6115 (Incremental_inputs::report_obejct): Save mtime; style fix.
6116 (Incremental_inputs::report_script): Save mtime; style fix.
6117 (Incremental_inputs::finalize_inputs): Style fix.
6118 (Incremental_inputs::finalize): Style fix.
6119 (Incremental_inputs::create_input_section_data): Store inputs
6121 * incremental.h (Incremental_inputs::report_script): Add mtime
6123 (Incremental_inputs::Input_info::Input_info): Intialize only one
6125 (Incremental_inputs::Input_info::archive): Move to nameless
6127 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6128 (Incremental_inputs::Input_info::script): Move to nameless union.
6129 (Incremental_inputs::mtime): New field.
6130 * script.cc (read_input_script): Pass file mtime to
6132 * script.h (Script_info::inputs): Style fix.
6134 2009-07-01 Ian Lance Taylor <ian@airs.com>
6136 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6139 2009-06-24 Ian Lance Taylor <iant@google.com>
6142 * layout.cc (Layout::choose_output_section): If we find an
6143 existing section, update the flags.
6144 (Layout::create_notes): New function, broken out of
6146 (Layout::finalize): Don't create note sections.
6147 (Layout::create_note): Don't crash if linker script discards
6149 (Layout::create_gold_note): Likewise.
6150 (Layout::create_build_id): Likewise. Don't set
6151 after_input_sections on the section.
6152 (Layout::create_executable_stack_info): Remove target parameter.
6154 * layout.h (class Layout): Declare create_notes. Update
6155 declaration of create_executable_stack_info.
6156 * gold.cc (queue_middle_tasks): Call create_notes.
6157 * output.cc (Output_section::update_flags_for_input_section): Move
6158 here from output.h. If SHF_ALLOC flag is newly set, mark address
6160 * output.h (Output_data::mark_address_invalid): New function.
6161 (class Output_section): Only declare, not define,
6162 update_flags_for_input_section. Remove set_flags.
6164 2009-06-24 Ian Lance Taylor <iant@google.com>
6166 * script-sections.cc (Output_section_definition::
6167 set_section_addresses): Rename shadowing local load_address to
6170 2009-06-24 Ian Lance Taylor <iant@google.com>
6173 * reloc.cc (relocate_sections): Skip empty relocation sections.
6175 2009-06-23 Ian Lance Taylor <iant@google.com>
6178 * layout.cc (Layout::create_note): Use choose_output_section
6179 rather than make_output_section.
6181 2009-06-23 Ian Lance Taylor <iant@google.com>
6184 * options.cc (General_options::parse_V): Set printed_version_.
6185 (General_options::General_options): Initialize printed_version_.
6186 * options.h (class General_options): Add printed_version_ field.
6187 * gold.cc (queue_initial_tasks): If there are no input files,
6188 don't give a fatal error if we printed the version information.
6189 (queue_middle_tasks): If using -r with a shared object, give a
6190 fatal error rather than an ordinary error.
6192 2009-06-23 Ian Lance Taylor <iant@google.com>
6195 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6196 (Layout::make_output_section): Set have_stabstr_section_ if we see
6197 a .stab*str section.
6198 (Layout::finalize): Call link_stabs_sections.
6199 (Layout::link_stabs_sections): New file.
6200 * layout.h (class Layout): Add have_stabstr_section_ field.
6201 Declare link_stabs_sections.
6203 2009-06-23 Doug Kwan <dougkwan@google.com>
6205 * Makefile.am (libgold_a_LIBADD): New.
6206 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6207 * Makefile.in: Regenerate.
6208 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6209 * configure: Regenerate.
6210 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6211 * fileread.cc: Include sys/state.h
6212 * gold.h: Declare memmem and strndup if found missing.
6213 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6215 2009-06-23 Ian Lance Taylor <iant@google.com>
6217 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6218 * configure: Rebuild.
6220 2009-06-23 Ian Lance Taylor <iant@google.com>
6223 * object.cc (Object::section_contents): Don't try to get a view if
6224 the section has length zero.
6225 (Object::handle_gnu_warning_section): If the section is empty, use
6226 the name of the section as the warning.
6228 2009-06-23 Ian Lance Taylor <iant@google.com>
6231 * stringpool.h (class Stringpool_template): Add optimize_ field.
6232 (Stringpool_template::set_optimize): New function.
6233 * stringpool.cc (Stringpool_template::Stringpool_template):
6234 Initialize optimize_ field.
6235 (Stringpool_template::set_string_offsets): Test local optimize
6236 fild rather than parameter.
6237 * layout.cc (Layout::Layout): Call set_optimize on the section
6240 2009-06-22 Ian Lance Taylor <iant@google.com>
6243 * yyscript.y: Parse TARGET.
6244 * script.cc (script_set_target): New function.
6245 * script-c.h (script_set_target): Declare.
6246 * options.cc (General_options::string_to_object_format): Rename
6247 from string_to_object_format in anonymous namespace. Change
6249 * options.h (class General_options): Declare
6250 string_to_object_format.
6252 2009-06-22 Ian Lance Taylor <iant@google.com>
6254 * script-sections.cc (Script_sections::create_segments): Don't put
6255 program headers in a PT_LOAD segment if -n or -N.
6257 2009-06-22 Ian Lance Taylor <iant@google.com>
6260 * options.h (class General_options): Add -z lazy and -z now. Sort
6261 -z options into alphabetical order.
6262 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6264 2009-06-21 Ian Lance Taylor <iant@google.com>
6266 * layout.cc (Layout::make_output_section): Call
6267 Target::new_output_section.
6268 (Layout::attach_allocated_section_to_segment): Put large section
6269 sections in a separate load segment with the large segment flag
6271 (Layout::segment_precedes): Sort large data segments after other
6273 (align_file_offset): New static function.
6274 (Layout::set_segment_offsets): Use align_file_offset.
6275 * output.h (class Output_section): Add is_small_section_ and
6276 is_large_section_ fields.
6277 (Output_section::is_small_section): New function.
6278 (Output_section::set_is_small_section): New function.
6279 (Output_section::is_large_section): New function.
6280 (Output_section::set_is_large_section): New function.
6281 (Output_section::is_large_data_section): New function.
6282 (class Output_segment): Add is_large_data_segment_ field.
6283 (Output_segment::is_large_data_segment): New function.
6284 (Output_segment::set_is_large_data_segment): New function.
6285 * output.cc (Output_section::Output_section): Initialize new
6287 (Output_segment::Output_segment): Likewise.
6288 (Output_segment::add_output_section): Add assertion that large
6289 data sections always go in large data segments. Force small data
6290 sections to the end of the list of data sections. Force small BSS
6291 sections to the start of the list of BSS sections. For large BSS
6292 sections to the end of the list of BSS sections.
6293 * symtab.h (class Symbol): Declare is_common_shndx.
6294 (Symbol::is_defined): Check Symbol::is_common_shndx.
6295 (Symbol::is_common): Likewise.
6296 (class Symbol_table): Define enum Commons_section_type. Update
6297 declarations. Add small_commons_ and large_commons_ fields.
6298 * symtab.cc (Symbol::is_common_shndx): New function.
6299 (Symbol_table::Symbol_table): Initialize new fields.
6300 (Symbol_table::add_from_object): Put small and large common
6301 symbols in the right list.
6302 (Symbol_table::sized_finalized_symbol): Check
6303 Symbol::is_common_shndx.
6304 (Symbol_table::sized_write_globals): Likewise.
6305 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6306 common symbol lists. Don't call do_allocate_commons_list if the
6308 (Symbol_table::do_allocate_commons_list): Remove is_tls
6309 parameter. Add comons_section_type parameter. Change all
6310 callers. Handle small and large common symbols.
6311 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6312 Symbol::is_common_shndx.
6313 * resolve.cc (symbol_to_bits): Likewise.
6314 * target.h (Target::small_common_shndx): New function.
6315 (Target::small_common_section_flags): New function.
6316 (Target::large_common_shndx): New function.
6317 (Target::large_common_section_flags): New function.
6318 (Target::new_output_section): New function.
6319 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6320 small_common_section_flags, and large_common_section_flags
6322 (Target::do_new_output_section): New virtual function.
6323 * arm.cc (Target_arm::arm_info): Initialize new fields.
6324 * i386.cc (Target_i386::i386_info): Likewise.
6325 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6327 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6328 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6329 (Target_x86_64::do_new_output_section): New function.
6330 * configure.ac: Define conditional MCMODEL_MEDIUM.
6331 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6332 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6333 (large_LDFLAGS): Define.
6334 * testsuite/large.c: New file.
6335 * testsuite/testfile.cc (Target_test::test_target_info):
6336 Initialize new fields.
6337 * configure, testsuite/Makefile.in: Rebuild.
6339 2009-06-05 Doug Kwan <dougkwan@google.com>
6341 * Makefile.am (CCFILES): Add target.cc.
6342 * Makefile.in: Regenerate.
6343 * i386.cc (class Target_i386): Define new virtual method to
6344 override do_is_local_label_name in parent.
6345 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6346 local symbols if --discard-locals or -X is given.
6347 * options.h (class General_options): Declare new options
6348 '--discard-locals' and '-X' for discarding locals.
6349 * target.h (class Target): Define new methods is_local_label_name.
6350 Declare new virtual method do_is_local_label_name.
6351 * target.cc: New file.
6352 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6353 (check_SCRIPTS): Add discard_locals_test.sh.
6354 (check_DATA): Add discard_local_tests.syms.
6355 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6356 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6357 * testsuite/Makefile.in: Regenerate.
6358 * testsuite/discard_locals_test.c: New file.
6359 * testsuite/discard_locals_test.sh: Same.
6361 2009-06-05 Doug Kwan <dougkwan@google.com>
6363 * object.cc (Sized_relobj::Sized_relobj): Initialize
6364 discarded_eh_frame_shndx_ to -1U.
6365 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6367 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6368 a discarded .eh_frame section.
6369 (Sized_relobj::do_finalize_local_symbols): Ditto.
6370 * object.h (class Sized_relobj): Declare new member
6371 discarded_eh_frame_shndx_.
6372 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6373 (local_labels_test.o, local_labels_test): New rules.
6374 * testsuite/Makefile.in: Regenerate.
6376 2009-06-04 Doug Kwan <dougkwan@google.com>
6378 * layout.cc (Layout::section_name_mapping): Add mapping for
6379 special ARM sections.
6381 2009-06-03 Doug Kwan <dougkwan@google.com>
6383 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6384 (utils::has_overflow): Same.
6386 2009-06-03 Ian Lance Taylor <iant@google.com>
6388 * layout.cc (Layout::section_name_mapping): New array, replacing
6389 Layout::linkonce_mapping.
6390 (Layout::section_name_mapping_count): New variable, replacing
6391 Layout::linkonce_mapping_count.
6392 (Layout::linkonce_output_name): Remove.
6393 (Layout::output_section_name): Rewrite.
6394 * layout.h (class Layout): Rename Linkonce_mapping to
6395 Section_name_mapping, linkonce_mapping to section_name_mapping,
6396 linkonce_mapping_count to section_name_mapping_count. Don't
6397 declare linkonce_output_name.
6399 2009-06-03 Doug Kwan <dougkwan@google.com>
6401 * gold/arm.cc (namespace utils): New.
6402 (Target_arm::reloc_is_non_pic): Define new method.
6403 (class Arm_relocate_functions): New.
6404 (Target_arm::Relocate::relocate): Handle relocation types used by
6407 2009-06-03 Ian Lance Taylor <iant@google.com>
6409 * arm.cc (Target_arm::scan::global): Use || instead of |.
6411 2009-06-02 Doug Kwan <dougkwan@google.com>
6413 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6414 issued_non_pic_error_.
6415 (class Target_arm::Scan): Declare new method check_non_pic.
6416 Define new method symbol_needs_plt_entry.
6417 Declare new data member issued_non_pic_error_.
6418 (class Target_arm::Relocate): Declare new method
6419 should_apply_static_reloc.
6420 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6421 (Target_arm::Scan::check_non_pic): Define new method.
6422 (Target_arm::Scan::local): Handle a small subset of reloc types used
6424 (Target_arm::Scan::local): Same.
6425 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6427 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6429 * incremental.cc (Incremental_inputs::report_command_line): Filter
6430 out --incremental-* options.
6432 2009-05-29 Doug Kwan <dougkwan@google.com>
6434 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6436 (class Target_arm): Update comment.
6437 (Target_arm::Target_arm): Initialize new data members GOT_,
6438 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6439 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6440 and Target_arm::rel_dyn_section.
6441 Declare new_enum Target_arm::Got_type.
6442 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6444 Update commments for member do_dynsym_value.
6445 (Target_arm::got_size, Target_arm::plt_section,
6446 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6447 new methods inside class defintion.
6448 (Target_arm::got_section): Define new method.
6449 (Target_arm::rel_dyn_section): Same.
6450 (Output_data_plt_arm): New template class.
6451 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6452 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6453 (Output_data_plt_arm::add_entry): Same.
6454 (Output_data_plt_arm::first_plt_entry): Define new
6455 static data member for PLT instruction template.
6456 (Output_data_plt_arm::plt_entry): Same.
6457 (Output_data_plt_arm::do_write): Define new method.
6458 (Target_arm::make_plt_entry): Same.
6459 (Target_arm::do_finalize_sections): Same.
6460 (Target_arm::do_dynsym_value): Same.
6462 2009-05-28 Doug Kwan <dougkwan@google.com>
6464 * Makefile.am (TARGETSOURCES): Add arm.cc.
6465 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6466 * Makefile.in: Regenerate.
6468 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6470 2009-05-26 Doug Kwan <dougkwan@google.com>
6472 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6473 (General_options::check_excluded_libs): Strip off directories in
6474 archive name before matching like GNU ld does.
6475 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6476 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6477 (exclude_libs_test_LDFLAGS): Add linker option
6478 -Wl,--exclude-libs,libexclude_libs_test_3
6479 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6480 an explicit archive without using -l.
6481 (alt/libexclude_libs_test_3.a): New make rule.
6482 * testsuite/Makefile.in: Regenerate.
6483 * testsuite/exclude_libs_test.c : Declare lib3_default().
6485 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6486 * exclude_libs_test_3.c: New file.
6488 2009-05-26 Nick Clifton <nickc@redhat.com>
6490 * po/id.po: New Indonesian translation.
6491 * po/gold.pot: Updated template file.
6493 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6495 * testsuite/Makefile.am: Add -ffunction-sections to compile
6496 gc_comdat_test files. Add -Wl,--gc-sections to build
6498 * testsuite/Makefile.in: Regenerate.
6499 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6501 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6503 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6504 kept comdat section was garbage collected.
6505 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6506 * testsuite/Makefile.in: Regenerate.
6507 * testsuite/gc_comdat_test.sh: New file.
6508 * testsuite/gc_comdat_test_1.cc: New file.
6509 * testsuite/gc_comdat_test_2.cc: New file.
6511 2009-05-19 Doug Kwan <dougkwan@google.com>
6513 * archive.cc (Archive::Archive): Move constructor from archive.h
6514 to here. Initialize no_export_.
6515 (Archive::get_elf_object_for_member): Set no_export flag of object.
6516 * archive.h (Archive::Archive): Move constructor body to
6518 (Archive::no_export): New method.
6519 (Archive::no_export_): New field.
6520 * object.h (Object::Object): Initialize no_export_ to false.
6521 (Object::no_export, Object::set_no_export): New methods.
6522 (Object::no_export_): New field.
6523 * options.cc (General_options::parse_exclude_libs): New method.
6524 (General_options::check_excluded_libs) Same.
6525 * options.h (exclude_libs): New option.
6526 (General_options::check_excluded_libs): New method declaration.
6527 (General_options::excluded_libs_): New field.
6528 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6529 default or protected visibility if an object has no-export flag set.
6530 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6531 (check_SCRIPTS): Add exclude_libs_test.sh.
6532 (check_DATA): Add exclude_libs_test.syms.
6533 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6534 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6535 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6536 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6537 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6538 libexclude_libs_test_2.a): New rules.
6539 * testsuite/Makefile.in: Regenerate.
6540 * testsuite/exclude_libs_test.c: New file.
6541 * testsuite/exclude_libs_test.sh: Ditto.
6542 * testsuite/exclude_libs_test_1.c: Ditto.
6543 * testsuite/exclude_libs_test_2.c: Ditto.
6545 2009-05-15 Ian Lance Taylor <iant@google.com>
6547 * configure.ac: Check for declarations for cases where libiberty.h
6548 checks HAVE_DECL_xxx.
6549 * configure, config.in: Rebuild.
6551 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6553 * gold.h (Incremental_argument_list): Remove (invalid) forward
6555 * incremental.cc (Incremental_inputs::report_achive): New method.
6556 (Incremental_inputs::report_object): New method.
6557 (Incremental_inputs::report_script): New method.
6558 (Incremental_inputs::finalize_inputs): New method.
6559 (Incremental_inputs::finalize): Call finalize_inputs().
6560 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6561 Create inputs entries.
6562 * incremental.h (Incremental_input_type): New enum.
6563 (Incremental_inputs::Incremental_input): Initialize new fields.
6564 (Incremental_inputs::report_inputs): New method.
6565 (Incremental_inputs::report_achive): New method.
6566 (Incremental_inputs::report_object): New method.
6567 (Incremental_inputs::report_script): New method.
6568 (Incremental_inputs::finalize_inputs): New method.
6569 (Incremental_inputs::Input_info): New struct.
6570 (Incremental_inputs::Input_info_map): New typedef.
6571 (Incremental_inputs::lock_): New field.
6572 (Incremental_inputs::Inputs_): New field.
6573 (Incremental_inputs::Inputs_map): New field.
6574 * main.cc (main): Call Incremental_input::report_inputs.
6575 * options.h (Input_argument_list): Typedef moved from
6577 (Input_file_group::Files): Remove, use ::Input_argument_list.
6578 (Input_file_group::Input_argument_list): Remove, use
6579 ::Input_argument_list.
6580 * plugin.cc (Plugin_manager::add_input_file): Add error in
6582 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6584 * script.cc (read_input_script): Call
6585 Incremental_input::report_script.
6586 * script.h (Script_info): New class.
6588 2009-04-27 Ian Lance Taylor <iant@google.com>
6590 * x86_64.cc (do_adjust_output_section): Set entsize to
6593 2009-04-23 Elliott Hughes <enh@google.com>
6595 * output.cc (Output_file::close): After short writes, continue
6596 writing from the correct offset in the buffer being written.
6598 2009-04-23 Chris Demetriou <cgd@google.com>
6600 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6601 * configure: Regenerate.
6602 * config.in: Regenerate.
6603 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6604 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6606 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6608 * incremental.cc (Incremental_inputs_header_data): Renamed from
6609 Incremental_input_header_data.
6610 (Incremental_inputs_header_data::data_size): New field.
6611 (Incremental_inputs_header_data::put_input_file_count): Renamed
6612 from input_file_count.
6613 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6614 from command_line_offset.
6615 (Incremental_inputs_header_data::put_reserved): Renamed from
6617 (Incremental_inputs_entry_data): Renamed from
6618 Incremental_input_entry_data.
6619 (Incremental_inputs_entry_data::data_size): New field.
6620 (Incremental_inputs::report_command_line): New method.
6621 (Incremental_inputs::finalize): New method.
6622 (Incremental_inputs::create_incremental_inputs_data): New method.
6623 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6624 * incremental.h: New file.
6625 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6626 (Layout::finalize): Create incremental inputs section in
6628 (Layout::create_incremental_info_sections): New method.
6629 * layout.h (Layout::incremental_inputs): New method.
6630 (Layout::create_incremental_info_sections): New method.
6631 (Layout::incremental_inputs_): New field.
6632 * main.cc (main): Notify Incremental_input of the command line.
6634 2009-04-01 Ian Lance Taylor <iant@google.com>
6635 Mikolaj Zalewski <mikolajz@google.com>
6637 * gold.h (reserve_unordered_map): Define, three versions, one for
6638 each version of Unordered_map.
6639 * layout.cc (Layout::Layout): Remove options parameter. Add
6640 number_of_input_files parameter. Don't initialize options_.
6641 Initialize number_of_input_files_ and resized_signatures_. Move
6642 sections_are_attached_.
6643 (Layout::layout_group): Reserve space for group_signatures_.
6644 (Layout::find_or_add_kept_section): Change name parameter to be a
6645 reference. Resize signatures_ map when it gets large enough.
6646 (Layout::layout_eh_frame): Use parameters->options() instead of
6648 (Layout::make_output_section): Likewise.
6649 (Layout::attach_allocated_section_to_segment): Likewise.
6650 (Layout::finalize, Layout::create_executable_stack): Likewise.
6651 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6652 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6653 * layout.h (class Layout): Update declarations. Remove options_
6654 field. Add number_of_input_files_ and resized_signatures_
6655 fields. Move sections_are_attached_ field.
6656 * main.cc (main): Pass number of input files to Layout
6657 constructor. Don't pass options.
6659 2009-03-30 Ian Lance Taylor <iant@google.com>
6661 * ffsll.c (ffsll): Correct implementation.
6663 2009-03-27 Ian Lance Taylor <iant@google.com>
6665 * ffsll.c: New file.
6666 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6667 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6668 * ftruncate.c (ftruncate): Declare before definition.
6669 * mremap.c (mremap): Likewise.
6670 * pread.c (pread): Likewise.
6671 * configure, Makefile.in, config.in: Rebuild.
6673 * mremap.c: New file.
6674 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6675 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6676 (mremap): Declare if HAVE_MREMAP is not defined.
6677 * configure, Makefile.in, config.in: Rebuild.
6679 2009-03-27 Cary Coutant <ccoutant@google.com>
6681 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6682 position independent.
6683 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6684 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6686 2009-03-24 Cary Coutant <ccoutant@google.com>
6688 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6690 (needs_dynamic_reloc): Likewise.
6692 2009-03-24 Ian Lance Taylor <iant@google.com>
6694 * yyscript.y (file_cmd): Recognize EXTERN.
6695 (extern_name_list, extern_name_list_body): New nonterminals.
6696 * script.cc (script_add_extern): Define.
6697 * script-c.h (script_add_extern): Declare.
6699 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6701 * object.cc (is_elf_object): Define.
6702 * object.h (is_elf_object): Declare.
6703 * archive.cc (Archive::get_elf_object_for_member): Call
6705 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6707 2009-03-24 Elliott Hughes <enh@google.com>
6709 * output.cc (Output_file::map_anonymous): Define.
6710 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6711 try an anonymous one. Report the size if the mmap fails.
6712 * output.h (class Output_file): Declare map_anonymous.
6714 2009-03-24 Ian Lance Taylor <iant@google.com>
6716 * target-select.cc (instantiate_target): Don't acquire the lock if
6717 the instantiated_target_ field has already been set.
6719 2009-03-23 Ian Lance Taylor <iant@google.com>
6721 * gold-threads.h (class Initialize_lock): Define.
6722 * gold-threads.cc (class Initialize_lock_once): Define.
6723 (initialize_lock_control): New static variable.
6724 (initialize_lock_pointer): New static variable.
6725 (initialize_lock_once): New static function.
6726 (Initialize_lock::Initialize_lock): Define.
6727 (Initialize_lock::initialize): Define.
6728 * target-select.h: Include "gold-threads.h".
6729 (class Target_selector): Add lock_ and initialize_lock_ fields.
6730 Don't define instantiate_target, just declare it.
6731 * target-select.cc (Target_selector::Target_selector): Initialize
6733 (Target_selector::instantiate_target): Define.
6734 * descriptors.h: Include "gold-threads.h".
6735 (class Descriptors): Add initialize_lock_ field.
6736 * descriptors.cc (Descriptors::Descriptors): Initialize new
6738 (Descriptors::open): Use initialize_lock_ field
6739 * errors.h (class Errors): Add initialize_lock_ field.
6740 * errors.cc (Errors::Errors): Initialize new field.
6741 (Errors::initialize_lock): Use initialize_lock_ field.
6742 * powerpc.cc (class Target_selector_powerpc): Remove
6743 instantiated_target_ field. In do_recognize call
6744 instantiate_target rather than do_instantiate_target. In
6745 do_instantiate_target just allocate a new target.
6746 * sparc.cc (class Target_selector_sparc): Likewise.
6748 * freebsd.h: New file.
6749 * i386.cc: Include "freebsd.h".
6750 (Target_i386): Derive from Target_freebsd rather than
6752 (Target_selector_i386): Derive from Target_selector_freebsd rather
6753 than Target_selector.
6754 * x86_64.cc: Include "freebsd.h".
6755 (Target_x86_64): Derive from Target_freebsd rather than
6757 (Target_selector_x86_64): Derive from Target_selector_freebsd
6758 rather than Target_selector.
6759 * target.h (class Target): Add adjust_elf_header and
6760 do_adjust_elf_header.
6761 * output.cc (Output_file_header:: do_sized_write): Call target
6762 adjust_elf_header routine.
6763 * configure.tgt: Set targ_osabi.
6764 * configure.ac: Define GOLD_DEFAULT_OSABI.
6765 * parameters.cc (Parameters::default_target): Pass
6766 GOLD_DEFAULT_OSABI to select_target.
6767 * target-select.h (class Target_selector): Make instantiate_target
6768 protected rather than private.
6769 * Makefile.am (HFILES): Add freebsd.h.
6770 * configure, Makefile.in, config.in: Rebuild.
6772 * merge.cc (do_add_input_section): Correct pend value. Change
6773 message about last entry not being null terminated from error to
6776 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6778 * incremental.cc: New file.
6779 * Makefile.am (CCFILES): Add incremental.cc.
6780 * Makefile.in: Rebuild.
6782 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6784 * layout.cc (Layout::output_section_name): Preserve names
6785 of '.note.' sections.
6787 2009-03-19 Ian Lance Taylor <iant@google.com>
6789 * descriptors.cc (Descriptors::open): Check that the options are
6790 valid before using them.
6792 2009-03-18 Ian Lance Taylor <iant@google.com>
6794 * script-sections.h: Include <list>.
6795 (class Script_sections): Change Sections_elements from std::vector
6796 to std::list. Typedef public Elements_iterator. Add
6797 orphan_section_placement_, data_segment_align_start_, and
6798 saw_data_segment_align_ fields. Remove data_segment_align_index_
6800 * script-sections.cc (class Orphan_section_placement): New class.
6801 (class Sections_element): Add virtual functions is_relro and
6802 orphan_section_init. Remove virtual function place_orphan_here.
6803 (class Output_section_definition): Add is_relro and
6804 orphan_section_init. Remove place_orphan_here.
6805 (class Orphan_output_section): Likewise.
6806 (Script_sections::Script_sections): Update for field changes.
6807 (Script_sections::data_segment_align): Set saw_data_segment_align_
6808 and data_segment_align_start_, not data_segment_align_index.
6809 (Script_sections::data_segment_relro_end): Check
6810 saw_data_segment_align_. Use data_segment_align_start_ rather
6811 than data_segment_align_index_.
6812 (Script_sections::place_orphan): Rewrite to use
6813 Orphan_section_placement.
6815 2009-03-17 Ian Lance Taylor <iant@google.com>
6817 * archive.cc (Archive::add_symbols): Check for a version attached
6818 to the symbol name in the archive map.
6819 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6820 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6821 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6822 (ver_test_11.a): New target.
6823 * testsuite/Makefile.in: Rebuild.
6825 * configure.ac: Check for chsize and posix_fallocate. Replace
6827 * ftruncate.c: New file, from gnulib.
6828 * output.cc (posix_fallocate): Define dummy version if not
6829 HAVE_POSIX_FALLOCATE.
6830 (Output_file::map): Call posix_fallocate rather than lseek and
6832 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6833 * configure, Makefile.in, config.in: Rebuild.
6835 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6837 * layout.h (Layout::create_note): Add section_name parameter.
6838 * layout.cc (Layout::create_note): Likewise.
6839 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6841 2009-03-17 Ian Lance Taylor <iant@google.com>
6843 * descriptors.cc: Include "options.h".
6844 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6845 (Descriptors::open): Always use O_CLOEXEC when opening a new
6846 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6847 then set FD_CLOEXEC.
6849 * sparc.cc (class Target_sparc): Add has_got_section.
6850 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6851 make sure we have a GOT section.
6853 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6854 (Target_sparc::Scan::local): Likewise.
6855 (Target_sparc::Scan::global): Likewise.
6856 (Target_sparc::Relocate::relocate): Likewise.
6857 (Target_sparc::Relocate::relocate_tls): Likewise.
6859 * symtab.cc (Symbol_table::define_default_version): New function,
6860 broken out of add_from_object.
6861 (Symbol_table::add_from_object): Call define_default_version.
6862 (Symbol_table::define_special_symbol): Add resolve_oldsym
6863 parameter. Change all callers. If the version for a symbol comes
6864 from a version script, resolve it with the symbol with the same
6865 name with no version. Also add the symbol without a version if
6867 (do_define_in_output_data): If resolving with oldsym, don't delete
6869 (do_define_in_output_segment): Likewise.
6870 (do_define_as_constant): Likewise.
6871 * symtab.h (class Symbol_table): Update declarations.
6873 2009-03-13 Ian Lance Taylor <iant@google.com>
6875 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6876 (Read_symbols::requeue): New function.
6877 (Read_symbols::do_read_symbols): If make_elf_object fails because
6878 the target type is not configured, and the file was searched for,
6879 issue a warning and retry with the next directory.
6880 (Add_symbols::run): If the file has an incompatible format, and
6881 it was searched for, requeue the Read_symbols task. On error,
6883 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6884 dirindex parameter to constructor. Change all callers. Declare
6885 incompatible_warning and requeue.
6886 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6887 input_argument_ and input_group_ fields. Add them to
6888 constructor. Change all callers.
6889 (class Read_script): Add dirindex_ field. Add it to constructor.
6891 * archive.cc (Archive::setup): Remove input_objects parameter.
6893 (Archive::get_file_and_offset): Likewise.
6894 (Archive::read_all_symbols): Likewise.
6895 (Archive::read_symbols): Likewise.
6896 (Archive::get_elf_object_for_member): Remove input_objects
6897 parameter. Add punconfigured parameter. Change all callers.
6898 (Archive::add_symbols): Change return type to bool. Check return
6899 value of include_member.
6900 (Archive::include_all_members): Likewise.
6901 (Archive::include_member): Change return type to bool. Return
6902 false if first included object has incompatible target. Set
6903 included_member_ field.
6904 (Add_archive_symbols::run): If add_symbols returns false, requeue
6906 * archive.h (class Archive): Add included_member_ field.
6907 Initialize it in constructor. Add input_file and searched_for
6908 methods. Update declarations.
6909 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6910 input_argument_ fields. Add them to constructor. Change all
6912 * script.cc: Include "target-select.h".
6913 (class Parser_closure): Add skip_on_incompatible_target_ and
6914 found_incompatible_target_ fields. Add
6915 skip_on_incompatible_target parameter to constructor. Change all
6916 callers. Add methods skip_on_incompatible_target,
6917 clear_skip_on_incompatible_target, found_incompatible_target, and
6918 set_found_incompatible_target.
6919 (read_input_script): Add dirindex parameter. Change all callers.
6920 If parser finds an incompatible target, requeue Read_symbols
6922 (script_set_symbol): Clear skip_on_incompatible_target in
6924 (script_add_assertion, script_parse_option): Likewise.
6925 (script_start_sections, script_add_phdr): Likewise.
6926 (script_check_output_format): New function.
6927 * script.h (read_input_script): Update declaration.
6928 * script-c.h (script_check_output_format): Declare.
6929 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6930 (ignore_cmd): Remove OUTPUT_FORMAT.
6931 * fileread.cc (Input_file::Input_file): Add explicit this.
6932 (Input_file::will_search_for): New function.
6933 (Input_file::open): Add pindex parameter. Change all callers.
6934 * fileread.h (class Input_file): Add input_file_argument method.
6935 Declare will_search_for. Update declarations.
6936 * object.cc (make_elf_object): Add punconfigured parameter.
6938 * object.h (class Object): Make input_file public. Add
6939 searched_for method.
6940 (make_elf_object): Update declaration.
6941 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6943 * dirsearch.h (class Dirsearch): Update declaration.
6944 * options.h (class General_options): Add --warn-search-mismatch.
6945 * parameters.cc (Parameters::is_compatible_target): New function.
6946 * parameters.h (class Parameters): Declare is_compatible_target.
6947 * workqueue.cc (Workqueue::add_blocker): New function.
6948 * workqueue.h (class Workqueue): Declare add_blocker.
6950 * fileread.cc (Input_file::open): Remove options parameter.
6952 (Input_file::open_binary): Likewise.
6953 * script.cc (read_input_script): Likewise.
6954 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6955 options parameter from constructor. Change all callers.
6956 (class Read_script): Likewise.
6957 * fileread.h (class Input_file): Update declarations.
6958 * script.h (read_input_script): Update declaration.
6960 2009-03-10 Nick Clifton <nickc@redhat.com>
6962 * po/es.po: New Spanish translation.
6964 2009-03-06 Cary Coutant <ccoutant@google.com>
6966 * options.cc (parse_short_option): Keep dash_z from registering itself.
6968 2009-03-03 Ian Lance Taylor <iant@google.com>
6971 * target-reloc.h (relocate_section): Pass output_section to
6973 * i386.cc (Target_i386::should_apply_static_reloc): Add
6974 output_section parameter. Change all callers.
6975 (Target_i386::Relocate::relocate): Add output_section parameter.
6976 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6977 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6978 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6979 * testsuite/two_file_shared.sh: New script.
6980 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6981 (check_DATA): Add two_file_shared.dbg.
6982 (two_file_shared.dbg): New target.
6983 * testsuite/Makefile.in: Rebuild.
6985 2009-03-01 Ian Lance Taylor <iant@google.com>
6987 * configure.ac: Check for byteswap.h.
6988 * configure: Rebuild.
6989 * config.in: Rebuild.
6991 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6993 * layout.cc (Layout::find_or_add_kept_section): New function.
6994 (Layout::add_comdat): Removed.
6995 * layout.h (struct Kept_section): Move out of class Layout.
6996 Remove trailing underscores from field names. Add group_sections
6997 field. Rename group_ field to is_group. Change all uses.
6998 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6999 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7000 comdat_groups_ field.
7001 (Sized_relobj::include_section_group): Use
7002 find_or_add_kept_section and Kept_section::group_sections.
7003 (Sized_relobj::include_linkonce_section): Likewise.
7004 * object.cc (class Sized_relobj): Don't define Comdat_group or
7005 Comdat_group_table. Remove find_comdat_group and
7006 add_comdat_group. Remove comdat_groups_ field.
7007 * plugin.cc (include_comdat_group): Use
7008 Layout::find_or_add_kept_section.
7010 2009-02-28 Ian Lance Taylor <iant@google.com>
7012 * README: --gc-sections and map files are now supported. Document
7013 some build requirements.
7016 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7017 relocatable link set the value of the section symbol to zero.
7018 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7019 relocatable link don't include the section address in the local
7022 2009-02-27 Ian Lance Taylor <iant@google.com>
7025 * options.h (class Search_directory): Add is_system_directory.
7026 (class General_options): Declare is_in_system_directory.
7027 * options.cc (get_relative_sysroot): Make static.
7028 (get_default_sysroot): Make static.
7029 (General_optoins::is_in_system_directory): New function.
7030 * fileread.cc (Input_file::is_in_system_directory): New function.
7031 * fileread.h (class Input_file): Declare is_in_system_directory.
7032 * object.h (class Object): Add is_in_system_directory.
7033 (class Input_objects): Remove system_library_directory_ field.
7034 * object.cc (Input_objects::add_object): Don't set
7035 system_library_directory_.
7036 (input_objects::found_in_system_library_directory): Remove.
7037 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7038 parameter. Change all callers.
7039 (Symbol_table::sized_write_globals): Likewise.
7040 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7041 Call Object::is_in_system_directory.
7042 * symtab.h (class Symbol_table): Update declarations.
7045 * descriptors.h (Open_descriptor): Add is_on_stack field.
7046 * descriptors.cc (Descriptors::open): If the descriptor is on the
7047 top of the stack, remove it. Initialize is_on_stack field.
7048 (Descriptors::release): Only add pod to stack if it is not on the
7050 (Descriptors::close_some_descriptor): Clear stack_next and
7054 * output.cc (Output_section::find_starting_output_address): Rename
7055 from starting_output_address; add PADDR parameter; change return
7057 * output.h (class Output_section): Declare
7058 find_starting_output_address instead of starting_output_address.
7059 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7060 section symbol for which we can't find a merge section.
7063 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7064 hidden or internal, force the symbol to be local.
7065 * resolve.cc (Symbol::override_visibility): Define.
7066 (Symbol::override_base): Use override_visibility.
7067 (Symbol_table::resolve): Likewise.
7068 (Symbol::override_base_with_special): Likewise.
7069 (Symbol_table::override_with_special): If the visibility is hidden
7070 or internal, force the symbol to be local.
7071 * symtab.h (class Symbol): Add set_visibility and
7072 override_visibility.
7073 * testsuite/ver_test_1.sh: New file.
7074 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7075 (check_DATA): Add ver_test_1.syms.
7076 (ver_test_1.syms): New target.
7077 * testsuite/Makefile.in: Rebuild.
7079 2009-02-25 Cary Coutant <ccoutant@google.com>
7081 * layout.cc (Layout::choose_output_section): Don't rename sections
7082 when using a linker script that has a SECTIONS clause.
7083 * Makefile.in: Regenerate.
7085 * testsuite/Makefile.am (script_test_5.sh): New test case.
7086 * testsuite/Makefile.in: Regenerate.
7087 * testsuite/script_test_5.cc: New file.
7088 * testsuite/script_test_5.sh: New file.
7089 * testsuite/script_test_5.t: New file.
7091 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7093 * archive.cc (Archive::include_member): Update calls to add_symbols.
7094 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7095 the Layout argument.
7096 * dynobj.h (do_add_symbols): Add the Layout argument.
7097 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7099 * object.h (Object::add_symbols): Add the Layout argument.
7100 (Object::do_add_symbols): Add the Layout argument.
7101 (Sized_relobj::do_add_symbols): Add the Layout argument.
7102 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7103 Unify the two versions.
7104 (Add_plugin_symbols): Remove.
7105 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7106 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7107 (Add_plugin_symbols): Remove.
7108 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7109 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7110 (Add_symbols::run): Make it work with Pulginobj.
7112 2009-02-06 Ian Lance Taylor <iant@google.com>
7114 * object.cc (Sized_relobj::do_layout): Make info message start
7115 with lower case letter.
7117 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7119 * binary.cc: Fix file comment.
7121 * options.h (enum Incremental_disposition): Define.
7122 (class General_options): Add new options: --incremental,
7123 --incremental_changed, --incremental_unchanged,
7124 --incremental_unknown. Add incremental_disposition_ and
7125 implicit_incremental_ fields.
7126 (General_options::incremental_disposition): New function.
7127 (class Position_dependent_options): Add incremental_disposition
7129 (Position_dependent_options::copy_from_options): Set incremental
7131 * options.cc (General_options::parse_incremental_changed): New
7133 (General_options::parse_incremental_unchanged): New function.
7134 (General_options::parse_incremental_unknown): New function.
7135 (General_options::General_options): Initialize new fields
7136 incremental_disposition_ and implicit_incremental_.
7137 (General_options::finalize): Check for uasge of --incremental-*
7138 without --incremental.
7140 2009-02-06 Chris Demetriou <cgd@google.com>
7142 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7143 pointer and to report location as the file name associated with
7145 (gold_undefined_symbol_at_location): New function to replace the
7146 old gold_undefined_symbol functionality.
7147 * target-reloc.h (relocate_section): Update to use
7148 gold_undefined_symbol_at_location.
7149 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7150 Call gold_undefined_symbol function rather than gold_error.
7151 * errors.h (Errors::undefined_symbol): Take location as a
7152 string, rather than calculating it from a relocation.
7153 * errors.cc (Errors::fatal): Print "fatal error:" before the
7155 (Errors::error, Errors::error_at_location): Print "error: "
7156 before the formatted message.
7157 (Errors::undefined_symbol): Take location as a string, rather
7158 than calculating it from a relocation.
7159 (gold_undefined_symbol_at_location): New function akin to
7160 old gold_undefined_symbol, calculates location from relocation.
7161 (gold_undefined_symbol): Change to take only a Symbol pointer
7162 and to report location as the file name associated with the symbol.
7163 * testsuite/debug_msg.sh: Update for changed error messages.
7164 * testsuite/undef_symbol.sh: Likewise.
7166 2009-02-04 Duncan Sands <baldrick@free.fr>
7169 * reduced_debug_output.h
7170 (Output_reduced_debug_abbrev_section::failed): Use format for
7172 (Output_reduced_debug_info_section::faild): Likewise.
7174 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7176 * script.cc (Lazy_demangler): New class.
7177 (Version_script_info::get_symbol_version_helper): Demangle a
7180 2009-01-29 Cary Coutant <ccoutant@google.com>
7182 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7184 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7186 2009-01-28 Ian Lance Taylor <iant@google.com>
7188 * version.cc (version_string): Bump to 1.9.
7190 * gold.h: Include <cstring> and <stdint.h>.
7191 * version.cc: Include <cstdio>.
7192 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7194 * reduced_debug_output.cc (insert_into_vector): Rename from
7195 Insert_into_vector; change all callers. Use Swap_unaligned to
7196 avoid aliasing issue; remove union since it is unnecessary.
7198 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7200 * Makefile.am (CCFILES): Add gc.cc.
7202 * Makefile.in: Regenerate.
7203 * gold.cc (Gc_runner): New class.
7204 (queue_initial_tasks): Call garbage collection related tasks
7205 when corresponding options are invoked.
7206 (queue_middle_gc_tasks): New function.
7207 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7208 processed early before laying out sections during garbage collection.
7209 * gold.h (queue_middle_gc_tasks): New function.
7210 (is_prefix_of): Move from "layout.cc".
7211 * i386.cc (Target_i386::gc_process_relocs): New function.
7212 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7213 * main.cc (main): Create object of class "Garbage_collection".
7214 * object.cc (Relobj::copy_symbols_data): New function.
7215 (Relobj::is_section_name_included): New function.
7216 (Sized_relobj::do_layout): Allow this function to be called twice
7217 during garbage collection and defer layout of section during the
7219 * object.h (Relobj::get_symbols_data): New function.
7220 (Relobj::is_section_name_included): New function.
7221 (Relobj::copy_symbols_data): New function.
7222 (Relobj::set_symbols_data): New function.
7223 (Relobj::get_relocs_data): New function.
7224 (Relobj::set_relocs_data): New function.
7225 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7226 (Relobj::gc_process_relocs): New function.
7227 (Relobj::do_gc_process_relocs): New pure virtual function.
7228 (Relobj::sd_): New data member.
7229 (Sized_relobj::is_output_section_offset_invalid): New function.
7230 (Sized_relobj::do_gc_process_relocs): New function.
7231 * options.h (General_options::gc_sections): Modify to not be a no-op.
7232 (General_options::print_gc_sections): New option.
7233 * plugin.cc (Plugin_finish::run): Remove function call to
7234 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7235 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7236 * reloc.cc (Read_relocs::run): Add task to process relocs and
7237 determine unreferenced sections when doing garbage collection.
7238 (Gc_process_relocs): New class.
7239 (Sized_relobj::do_gc_process_relocs): New function.
7240 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7241 sections that are garbage collected.
7242 * reloc.h (Gc_process_relocs): New class.
7243 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7244 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7245 symbols whose corresponding sections are garbage collected.
7246 (Symbol_table::Symbol_table): Add new parameter for the garbage
7248 (Symbol_table::gc_mark_undef_symbols): New function.
7249 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7250 (Symbol_table::gc_mark_dyn_syms): New function.
7251 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7253 (Symbol_table::add_from_object): Likewise.
7254 (Symbol_table::add_from_relobj): When building shared objects, do not
7255 treat externally visible symbols as garbage.
7256 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7257 table information for static and relocatable links.
7258 * symtab.h (Symbol_table::set_gc): New function.
7259 (Symbol_table::gc): New function.
7260 (Symbol_table::gc_mark_undef_symbols): New function.
7261 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7262 (Symbol_table::gc_mark_dyn_syms): New function.
7263 (Symbol_table::gc_): New data member.
7264 * target.h (Sized_target::gc_process_relocs): New pure virtual
7266 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7267 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7269 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7271 * options.h (General_options::gc_sections): Define as a no-op for now.
7272 (General_options::no_keep_memory): Ditto.
7273 (General_options::Bshareable): Define.
7274 * options.cc (General_options::finalize): Honor -Bshareable.
7276 2009-01-20 Andreas Schwab <schwab@suse.de>
7278 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7279 read the value in the contents, since we don't use it. Use the
7280 template endianness when writing.
7281 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7283 2009-01-19 Andreas Schwab <schwab@suse.de>
7285 * configure.tgt (powerpc64-*): Fix targ_obj.
7287 2009-01-15 Ian Lance Taylor <iant@google.com>
7289 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7290 local symbols when stripping all symbols.
7292 2009-01-14 Cary Coutant <ccoutant@google.com>
7294 * output.cc (Output_reloc): Add explicit instantiations.
7296 2009-01-14 Cary Coutant <ccoutant@google.com>
7298 * archive.cc (Archive::get_elf_object_for_member): Remove call
7299 to File_read::claim_for_plugin.
7300 * descriptors.cc (Descriptors::open): Remove reference to
7302 (Descriptors::claim_for_plugin): Remove.
7303 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7304 (Descriptors::is_claimed): Remove.
7305 (claim_descriptor_for_plugin): Remove.
7306 * fileread.cc (File_read::claim_for_plugin): Remove.
7307 * fileread.h (File_read::claim_for_plugin): Remove.
7308 (File_read::descriptor): Reopen descriptor if necessary.
7309 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7310 (Plugin_manager::all_symbols_read): Add task parameter. Change
7312 (Plugin_manager::get_input_file): New function.
7313 (Plugin_manager::release_input_file): New function.
7314 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7315 corresponding data member.
7316 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7317 and pass to base constructor. Change all callers.
7318 (get_input_file, release_input_file): New functions.
7319 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7320 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7321 (Plugin_manager::all_symbols_read): Add task parameter.
7322 (Plugin_manager::get_input_file): New function.
7323 (Plugin_manager::release_input_file): New function.
7324 (Plugin_manager::task_): New data member.
7325 (Pluginobj::Pluginobj): Add filesize parameter.
7326 (Pluginobj::filename): New function.
7327 (Pluginobj::descriptor): New function.
7328 (Pluginobj::filesize): New function.
7329 (Pluginobj::filesize_): New data member.
7330 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7331 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7332 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7334 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7335 with archive libraries.
7336 * testsuite/Makefile.in: Regenerate.
7337 * testsuite/plugin_test.c (struct sym_info): New type.
7338 (get_input_file, release_input_file): New static variables.
7339 (onload): Capture new transfer vector entries.
7340 (claim_file_hook): Stop reading at end of file according to filesize.
7341 Factor out parsing of readelf output into separate function.
7342 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7343 APIs and get the source file name from the symbol table. Convert
7344 source file name to corresponding object file name. Print info
7345 message when adding new input files.
7346 (parse_readelf_line): New function.
7347 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7348 * testsuite/plugin_test_2.sh: Likewise.
7349 * testsuite/plugin_test_3.sh: Likewise.
7350 * testsuite/plugin_test_4.sh: New test case.
7352 2009-01-07 Ian Lance Taylor <iant@google.com>
7354 * version.cc (version_string): Bump to 1.8.
7356 2008-12-23 Cary Coutant <ccoutant@google.com>
7358 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7359 * plugin.cc (Plugin_manager::finish): Rename as
7360 layout_deferred_objects. Move cleanup to separate function.
7361 (Plugin_manager::cleanup): New function.
7362 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7364 * plugin.h (Plugin_manager::finish): Rename as
7365 layout_deferred_objects.
7366 (Plugin_manager::cleanup): New function.
7367 (Plugin_manager::cleanup_done): New field.
7369 2008-12-23 Cary Coutant <ccoutant@google.com>
7371 * plugin.cc (is_visible_from_outside): New function.
7372 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7373 so we don't return "IR only" status for exported symbols or -r links.
7375 * testsuite/Makefile.am (plugin_test_3): New test case.
7376 * testsuite/Makefile.in: Regenerate.
7377 * testsuite/plugin_test_3.sh: New file.
7379 2008-12-22 Cary Coutant <ccoutant@google.com>
7381 * object.cc (Sized_relobj::layout_section): New function.
7382 (Sized_relobj::do_layout): Defer layout of input sections until after
7383 plugin has provided replacement files.
7384 (Sized_relobj::do_layout_deferred_sections): New function.
7385 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7386 (Relobj::layout_deferred_sections): New function.
7387 (Relobj::do_layout_deferred_sections): New function.
7388 (Sized_relobj::do_layout_deferred_sections): New function.
7389 (Sized_relobj::layout_section): New function.
7390 (Sized_relobj::Deferred_layout): New structure.
7391 (Sized_relobj::deferred_layout_): New field.
7392 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7393 Change all callers. Layout deferred sections.
7394 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7396 (Plugin_hook::run): Move code from do_plugin_hook inline.
7397 (Plugin_hook::do_plugin_hook): Remove.
7398 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7399 (Plugin_manager::finish): Renamed, was cleanup.
7400 (Plugin_manager::should_defer_layout): New function.
7401 (Plugin_manager::add_deferred_layout_object): New function.
7402 (Plugin_manager::Deferred_layout_list): New type.
7403 (Plugin_manager::deferred_layout_objects_): New field.
7404 (Plugin_hook::do_plugin_hook): Remove.
7406 2008-12-17 Ian Lance Taylor <iant@google.com>
7408 * options.h (class General_options): Add --no case for
7411 2008-12-16 Cary Coutant <ccoutant@google.com>
7413 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7415 (Plugin_manager::claim_file): Create plugin object even if
7416 plugin did not call the add_symbols callback.
7417 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7418 asking for more symbols than were added.
7419 * testsuite/Makefile.am (plugin_test_1): Add test case with
7421 (empty.syms): New target.
7422 * testsuite/Makefile.in: Regenerate.
7423 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7424 message. Don't call add_symbols if no globals.
7425 (all_symbols_read_hook): Don't provide replacement for empty
7428 2008-12-12 Ian Lance Taylor <iant@google.com>
7430 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7431 r_type == 0 for a local symbol with r_sym == 0.
7432 (scan_relocatable_relocs): Pass r_sym to
7433 local_non_section_strategy.
7434 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7437 * configure.ac: Update test for TLS descriptors: they are
7438 supported as of glibc 2.9.
7439 * configure: Rebuild.
7441 2008-12-11 Ian Lance Taylor <iant@google.com>
7444 * target-reloc.h (Default_scan_relocatable_relocs): For each
7445 function, map r_type == 0 to RELOC_DISCARD.
7447 2008-12-10 Cary Coutant <ccoutant@google.com>
7449 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7450 object to override a kept COMDAT group from a plugin object.
7452 2008-12-09 Ian Lance Taylor <iant@google.com>
7455 * yyscript.y (file_cmd): Handle INPUT.
7457 * testsuite/initpri1.c: Change all declarations to be full
7458 prototypes by adding void, to avoid compiler warnings.
7460 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7462 * options.cc (General_options::parse_plugin_opt): New.
7463 (General_options::add_plugin): The argument now is just the filename.
7464 (General_options::add_plugin_option): New.
7465 * options.h (plugin_opt): New.
7466 (add_plugin): Change argument name.
7467 (add_plugin_option): New.
7468 * plugin.cc (Plugin::load): Don't parse the plugin option.
7469 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7470 (Plugin::add_option): New.
7471 (Plugin::args_): Change type.
7472 (Plugin::filename_): New.
7473 (Plugin_manager::add_plugin_option): New.
7474 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7475 * testsuite/Makefile.in: Regenerate.
7477 2008-12-05 Cary Coutant <ccoutant@google.com>
7479 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7480 Handle --strip-lto-sections option.
7481 * options.h (strip_lto_sections): New option.
7483 2008-12-01 Cary Coutant <ccoutant@google.com>
7485 * plugin.cc (ld_plugin_message): Change format parameter to const.
7486 Fix mismatch between new[] and delete.
7488 2008-11-14 Cary Coutant <ccoutant@google.com>
7490 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7493 2008-11-05 Craig Silverstein <csilvers@google.com>
7495 * options.cc (General_options::parse_dynamic_list): New function.
7496 * options.h (General_options): New flags dynamic_list,
7497 dynamic_list_data, dynamic_list_cpp_new, and
7498 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7499 (General_options::in_dynamic_list): New function.
7500 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7501 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7502 (Lex::can_continue_name): Likewise.
7504 (read_script_file): New parameter script_options.
7505 (read_dynamic_list): New function.
7506 (Script_options::define_dynamic_list): New function.
7507 (dynamic_list_keyword_parsecodes): New variable.
7508 (dynamic_list_keywords): New variable.
7509 * script.h (Script_options::define_dynamic_list): New function
7511 (read_dynamic_list): New function prototype.
7512 * symtab.cc (strprefix): New macro.
7513 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7514 dynamic_list_data, dynamic_list_cpp_new, and
7515 dynamic_list_cpp_typeinfo.
7516 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7517 (dynamic_list_expr): New rule.
7518 (dynamic_list_nodes): Likewise.
7519 (dynamic_list_node): Likewise.
7520 * testsuite/Makefile.am (dynamic_list): New test.
7521 * testsuite/Makefile.in: Regenerated.
7522 * testsuite/dynamic_list.t: New file.
7523 * testsuite/dynamic_list.sh: New file.
7525 2008-11-05 Craig Silverstein <csilvers@google.com>
7527 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7528 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7529 (t11_last): Likewise.
7530 * testsuite/ver_test_6.c (main): Likewise.
7532 2008-10-07 Cary Coutant <ccoutant@google.com>
7534 * options.c (General_options::finalize): Add check for -static and
7536 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7539 2008-10-02 Cary Coutant <ccoutant@google.com>
7541 * plugin.cc (make_sized_plugin_object): Fix conditional
7542 compilation to work when not all targets are enabled.
7544 2008-09-29 Cary Coutant <ccoutant@google.com>
7546 * archive.cc (Archive::get_file_and_offset): Use filename instead
7547 of name to get library path.
7548 (Archive::include_member): Unlock external member of a thin archive.
7550 * testsuite/Makefile.am (TEST_AR): New variable.
7551 (thin_archive_test_1): New test.
7552 (thin_archive_test_2): New test.
7553 * testsuite/Makefile.in: Regenerate.
7554 * testsuite/thin_archive_main.cc: New file.
7555 * testsuite/thin_archive_test_1.cc: New file.
7556 * testsuite/thin_archive_test_2.cc: New file.
7557 * testsuite/thin_archive_test_3.cc: New file.
7558 * testsuite/thin_archive_test_4.cc: New file.
7560 2008-09-29 Cary Coutant <ccoutant@google.com>
7562 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7563 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7565 (Sized_relobj::do_finalize_local_symbols): Likewise.
7566 (Sized_relobj::map_to_kept_section): Likewise.
7567 * object.h (Sized_relobj::invalid_address): New constant.
7568 (Sized_relobj::do_output_section_offset): Check for invalid_address
7570 * output.cc (Output_reloc::local_section_offset): Use constant
7571 invalid_address instead of -1U.
7572 (Output_reloc::get_address): Likewise.
7573 (Output_section::output_address): Change -1U to -1ULL.
7574 * output.h (Output_reloc::invalid_address): New constant.
7575 * reloc.cc (Sized_relobj::write_sections): Use constant
7576 invalid_address instead of -1U.
7577 (Sized_relobj::relocate_sections): Likewise.
7578 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7579 values for merge sections.
7580 * target-reloc.h (relocate_for_relocatable): Use constant
7581 invalid_address instead of -1U.
7583 2008-09-19 Cary Coutant <ccoutant@google.com>
7585 Add plugin functionality for link-time optimization (LTO).
7586 * configure.ac (plugins): Add --enable-plugins option.
7587 * configure: Regenerate.
7588 * config.in: Regenerate.
7589 * Makefile.am (LIBDL): New variable.
7590 (CCFILES): Add plugin.cc.
7591 (HFILES): Add plugin.h.
7592 (ldadd_var): Add LIBDL.
7593 * Makefile.in: Regenerate.
7595 * archive.cc: Include "plugin.h".
7596 (Archive::setup): Don't preread archive symbols when using a plugin.
7597 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7598 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7600 (Archive::include_member): Add symbols from plugin objects.
7601 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7602 * descriptors.cc (Descriptors::open): Check for file descriptors
7603 abandoned by plugins.
7604 (Descriptors::claim_for_plugin): New function.
7605 * descriptors.h (Descriptors::claim_for_plugin): New function.
7606 (Open_descriptor::is_claimed): New field.
7607 (claim_descriptor_for_plugin): New function.
7608 * fileread.cc (File_read::claim_for_plugin): New function.
7609 * fileread.h (File_read::claim_for_plugin): New function.
7610 (File_read::descriptor): New function.
7611 * gold.cc: Include "plugin.h".
7612 (queue_initial_tasks): Add task to call plugin hooks for generating
7614 * main.cc: Include "plugin.h".
7615 (main): Load plugin libraries.
7616 * object.h (Pluginobj): Declare.
7617 (Object::pluginobj): New function.
7618 (Object::do_pluginobj): New function.
7619 (Object::set_target): New function.
7620 * options.cc: Include "plugin.h".
7621 (General_options::parse_plugin): New function.
7622 (General_options::General_options): Initialize plugins_ field.
7623 (General_options::add_plugin): New function.
7624 * options.h (Plugin_manager): Declare.
7625 (General_options): Add --plugin option.
7626 (General_options::has_plugins): New function.
7627 (General_options::plugins): New function.
7628 (General_options::add_plugin): New function.
7629 (General_options::plugins_): New field.
7630 * plugin.cc: New file.
7631 * plugin.h: New file.
7632 * readsyms.cc: Include "plugin.h".
7633 (Read_symbols::do_read_symbols): Check for archive before checking
7634 for ELF file. Call plugin hooks to claim files.
7635 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7636 from a real object file; force override when processing replacement
7638 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7639 (Symbol::init_base_object): Likewise.
7640 (Symbol::init_base_output_data): Likewise.
7641 (Symbol::init_base_output_segment): Likewise.
7642 (Symbol::init_base_constant): Likewise.
7643 (Symbol::init_base_undefined): Likewise.
7644 (Symbol::output_section): Assert that object is not a plugin.
7645 (Symbol_table::add_from_pluginobj): New function.
7646 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7648 (Symbol_table::sized_write_globals): Likewise.
7649 (Symbol_table::add_from_pluginobj): Instantiate template.
7650 * symtab.h (Sized_pluginobj): Declare.
7651 (Symbol::in_real_elf): New function.
7652 (Symbol::set_in_real_elf): New function.
7653 (Symbol::in_real_elf_): New field.
7654 (Symbol_table::add_from_pluginobj): New function.
7656 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7657 (LIBDL): New variable.
7659 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7660 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7661 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7662 (MOSTLYCLEANFILES): Likewise.
7663 * testsuite/Makefile.in: Regenerate.
7664 * testsuite/plugin_test.c: New file.
7665 * testsuite/plugin_test_1.sh: New file.
7666 * testsuite/plugin_test_2.sh: New file.
7668 2008-09-16 Ian Lance Taylor <iant@google.com>
7670 * target-reloc.h (relocate_section): Check whether a symbol is
7671 defined by the ABI before reporting an undefined symbol error.
7672 * target.h (Target::is_defined_by_abi): Make parameter const.
7673 (Target::do_is_defined_by_abi): Likewise.
7674 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7675 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7676 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7677 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7678 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7679 * testsuite/Makefile.in: Rebuild.
7681 * fileread.cc (make_view): Add casts to avoid warning.
7683 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7685 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7686 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7688 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7690 * options.h (General_options::output_is_executable): New.
7691 (General_options::output_is_pie): New.
7692 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7693 for shared libraries.
7694 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7696 2008-09-11 Chris Demetriou <cgd@google.com>
7698 * options.h (origin): New -z option.
7699 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7700 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7703 2008-09-05 Cary Coutant <ccoutant@google.com>
7705 * fileread.cc (File_read::make_view): Add check for attempt to map
7708 2008-09-05 Cary Coutant <ccoutant@google.com>
7710 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7711 explicit instantiations.
7713 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7716 * options.cc (General_options::finalize): Allow undefined symbols
7717 in shlibs if linking -shared.
7720 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7721 symbols as not needing a dynsym entry.
7723 2008-08-20 Craig Silverstein <csilvers@google.com>
7725 * fileread.cc (File_read::open): Do not lock the file unless it
7726 was successfully opened.
7728 2008-08-14 Cary Coutant <ccoutant@google.com>
7730 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7731 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7732 * testsuite/tls_test.cc (struct int128): 128-bit struct
7733 for testing TLS relocs with non-zero addend.
7734 (v12): New TLS variable.
7736 (t_last): Add check for v12.
7737 * testsuite/tls_test.h (t12): New function.
7738 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7740 2008-08-13 Ian Lance Taylor <iant@google.com>
7742 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7743 set tls_segment_ or relro_segment_.
7744 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7746 * output.h (Output_section::clear_is_relro): New function.
7747 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7748 sections specially even when output_data_ is empty.
7749 (Output_segment::maximum_alignment): When first section is relro,
7750 only force alignment for PT_LOAD segments.
7751 * script.cc (script_data_segment_align): New function.
7752 (script_data_segment_relro_end): New function.
7753 * script-c.h (script_data_segment_align): Declare.
7754 (script_data_segment_relro_end): Declare.
7755 * script-sections.h (class Script_sections): Declare
7756 data_segment_align and data_segment_relro_end. Add fields
7757 segment_align_index_ and saw_relro_end_.
7758 * script-sections.cc (class Sections_element): Add set_is_relro
7759 virtual function. Add new bool* parameter to place_orphan_here.
7760 Add get_output_section virtual function.
7761 (class Output_section_definition): Add set_is_relro. Add new
7762 bool* parameter to place_orphan_here. Add get_output_section.
7763 Add is_relro_ field.
7764 (Output_section_definition::Output_section_definition): Initialize
7765 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7766 and is_relro_ fields.
7767 (Output_section_definition::place_orphan_here): Add is_relro
7769 (Output_section_definition::set_section_addresses): Set relro for
7771 (Output_section_definition::alternate_constraint): Likewise.
7772 (class Orphan_output_section): Add new bool* parameter to
7773 place_orphan_here. Add get_output_section.
7774 (Orphan_output_section::place_orphan_here): Add is_relro
7776 (Script_sections::Script_sections): Initialize
7777 data_segment_align_index_ and saw_relro_end_.
7778 (Script_sections::data_segment_align): New function.
7779 (Script_sections::data_segment_relro_end): New function.
7780 (Script_sections::place_orphan): Set or clear is_relro.
7781 (Script_sections::set_section_addresses): Force alignment of first
7783 * yyscript.y (exp): Call script_data_segment_align and
7784 script_data_segment_relro_end.
7785 * testsuite/relro_script_test.t: New file.
7786 * testsuite/relro_test.cc (using_script): Declare.
7787 (t1, t2): Test using_script.
7788 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7789 (relro_script_test_SOURCES): Define.
7790 (relro_script_test_DEPENDENCIES): Define.
7791 (relro_script_test_LDFLAGS): Define.
7792 (relro_script_test_LDADD): Define.
7793 (relro_script_test.so): New target.
7794 * testsuite/Makefile.in: Rebuild.
7796 2008-08-06 Cary Coutant <ccoutant@google.com>
7798 * archive.cc (Archive::total_archives, Archive::total_members)
7799 (Archive::total_members_loaded): New variables.
7800 (Archive::setup): Add parameter. Add option to preread
7802 (Archive::read_armap): Add counter.
7803 (Archive::get_file_and_offset): New function.
7804 (Archive::get_elf_object_for_member): New function.
7805 (Archive::read_all_symbols): New function.
7806 (Archive::read_symbols): New function.
7807 (Archive::add_symbols): Add counters.
7808 (Archive::include_all_members): Use armap to find members if it's
7810 (Archive::include_member): Skip reading symbols if already read.
7811 Factored code into Archive::get_file_and_offset and
7812 Archive::get_elf_object_for_member. Changed call to
7813 Mapfile::report_include_archive_member.
7814 (Archive::print_stats): New function.
7815 * archive.h: Declare Object and Read_symbols_data classes.
7816 (Archive::Archive): Add initializers for new members.
7817 (Archive::setup): Add parameter.
7818 (Archive::print_stats): New function.
7819 (Archive::total_archives, Archive::total_members)
7820 (Archive::total_members_loaded): New variables.
7821 (Archive::get_file_and_offset): New function.
7822 (Archive::get_elf_object_for_member): New function.
7823 (Archive::read_all_symbols): New function.
7824 (Archive::read_symbols): New function.
7825 (Archive::Archive_member): New class.
7826 (Archive::members_): New member.
7827 (Archive::num_members_): New member.
7828 * main.cc: Include archive.h.
7829 (main): Call Archive::print_stats.
7830 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7831 archive parameter; member_name is now the fully-decorated name.
7832 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7833 * options.h: (General_options): Add --preread-archive-symbols option.
7834 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7837 2008-08-04 Ian Lance Taylor <iant@google.com>
7839 * symtab.h (Symbol::use_plt_offset): New function.
7840 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7841 * powerpc.cc (Relocate::relocate): Likewise.
7842 * sparc.cc (Relocate::relocate): Likewise.
7843 * x86_64.cc (Relocate::relocate): Likewise.
7844 * testsuite/weak_plt.sh: New test.
7845 * testsuite/weak_plt_main.cc: New test.
7846 * testsuite/weak_plt_shared.cc: New test.
7847 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7848 (check_PROGRAMS): Add weak_plt.
7849 (check_DATA): Add weak_plt_shared.so.
7850 (weak_plt_main_pic.o, weak_plt): New targets.
7851 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7852 * testsuite/Makefile.in: Rebuild.
7854 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7856 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7857 * testsuite/Makefile.in: Rebuild.
7859 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7861 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7862 * Makefile.in: Regenerate.
7863 * po/POTFILES.in: Regenerate.
7865 2008-07-29 Ian Lance Taylor <iant@google.com>
7867 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7868 symbols before other symbols.
7869 * testsuite/script_test_2.cc (test_addr): Declare.
7870 (test_addr_alias): Declare.
7871 (main): Check that test_addr and test_addr_alias have the right
7873 * testsuite/script_test_2.t: Define test_addr_alias and
7876 2008-07-24 Ian Lance Taylor <iant@google.com>
7879 * descriptors.cc: New file.
7880 * descriptors.h: New file.
7881 * gold-threads.h (class Hold_optional_lock): New class.
7882 * fileread.cc: Include "descriptors.h".
7883 (File_read::~File_read): Release descriptor rather than closing
7885 (File_read::open) [file]: Call open_descriptor rather than open.
7886 Set is_descriptor_opened_.
7887 (File_read::open) [memory]: Assert that descriptor is not open.
7888 (File_read::reopen_descriptor): New function.
7889 (File_read::release): Release descriptor.
7890 (File_read::do_read): Make non-const. Reopen descriptor.
7891 (File_read::read): Make non-const.
7892 (File_read::make_view): Reopen descriptor.
7893 (File_read::do_readv): Likewise.
7894 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7895 Update declarations.
7896 * layout.cc: Include "descriptors.h".
7897 (Layout::create_build_id): Use open_descriptor rather than open.
7898 * output.cc: Include "descriptors.h".
7899 (Output_file::open): Use open_descriptor rather than open.
7900 * archive.cc (Archive::const_iterator): Change Archive to be
7902 (Archive::begin, Archive::end): Make non-const.
7903 (Archive::count_members): Likewise.
7904 * archive.h (class Archive): Update declarations.
7905 * object.h (Object::read): Make non-const.
7906 * Makefile.am (CCFILES): Add descriptors.cc.
7907 (HFILES): Add descriptors.h.
7908 * Makefile.in: Rebuild.
7911 * gold.h: Always include <clocale>. Add Solaris workarounds
7912 following code in binutils/sysdep.h.
7915 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7916 this->eh_frame_hdr_ is NULL before using it.
7918 * dynobj.cc (Versions::Versions): Update comment.
7920 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7921 the base version name.
7923 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7924 array size plus one.
7925 (Stringpool_template::set_string_offsets): Subtract one from key
7926 before using it as an array index.
7927 (Stringpool_template::get_offset_with_length): Likewise.
7928 (Stringpool_template::write_to_buffer): Likewise.
7929 * stringpool.h (Stringpool_template::get_offset_from_key):
7932 2008-07-23 Ian Lance Taylor <iant@google.com>
7935 * object.h (Merged_symbol_value::value): Do our best to handle a
7939 * script.cc (Version_script_info::get_versions): Don't add empty
7940 version tag to return value.
7941 (Version_script_info::get_symbol_version_helper): Change return
7942 type to bool. Add pversion parameter. Change all callers.
7943 (script_register_vers_node): Don't require a non-NULL tag.
7944 * script.h (class Version_script_info): Update declarations.
7945 (Version_script_info::get_symbol_version): Change return type to
7946 bool. Add version parameter. Change all callers.
7947 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7948 handling. Handle an empty version from a version script.
7949 (Symbol_table::define_special_symbol): Likewise.
7950 * testsuite/ver_test_10.script: New file.
7951 * testsuite/ver_test_10.sh: New file.
7952 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7953 (check_DATA): Add ver_test_10.syms.
7954 (ver_test_10.syms, ver_test_10.so): New target.
7955 * testsuite/Makefile.in: Rebuild.
7957 2008-07-23 Simon Baldwin <simonb@google.com>
7959 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7960 to zero for undefined symbols from dynamic libraries.
7962 2008-07-23 Ian Lance Taylor <iant@google.com>
7964 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7966 * symtab.h (class Symbol_table): Update declaration.
7967 * testsuite/ver_test_9.cc: New file.
7968 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7969 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7970 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7971 (ver_test_9.so, ver_test_9.o): New targets.
7972 * testsuite/Makefile.in: Rebuild.
7974 2008-07-22 Ian Lance Taylor <iant@google.com>
7976 * options.h (class General_options): Define --check-sections.
7977 * layout.cc (Layout::set_segment_offsets): Handle
7980 * options.h (class General_options): Define -n/--nmagic and
7982 * options.cc (General_options::finalize): For -n/--nmagic or
7983 -N/--omagic, set -static.
7984 * layout.cc (Layout::attach_allocated_section_to_segment): If
7985 -N/--omagic, don't put read-only and read-write sections in
7987 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7988 finding a read-only segment.
7989 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7990 don't set the minimum segment alignment to the common page size,
7991 and don't set the file offset to the address modulo the page size.
7992 * script-sections.cc (Script_sections::create_segments): If
7993 -n/--omagic, don't put read-only and read-write sections in
7996 * cref.cc: New file.
7998 * options.h (class General_options): Add --print-symbol-counts.
7999 * main.cc (main): Issue defined symbol report if requested.
8000 * archive.cc (Archive::interpret_header): Make into a const member
8002 (Archive::add_symbols): Call Input_objects::archive_start and
8004 (Archive::const_iterator): Define new class.
8005 (Archive::begin, Archive::end): New functions.
8006 (Archive::include_all_members): Rewrite to use iterator.
8007 (Archive::count_members): New function.
8008 * archive.h (class Archive): Update declarations.
8009 (Archive::filename): New function.
8010 * object.cc: Include "cref.h".
8011 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8012 (Sized_relobj::do_get_global_symbol_counts): New function.
8013 (Input_objects::add_object): Add object to cross-referencer.
8014 (Input_objects::archive_start): New function.
8015 (Input_objects::archive_stop): New function.
8016 (Input_objects::print_symbol_counts): New function.
8017 * object.h: Declare Cref and Archive.
8018 (Object::get_global_symbol_counts): New function.
8019 (Object::do_get_global_symbol_counts): New pure virtual function.
8020 (class Sized_relobj): Add defined_count_ field. Update
8022 (class Input_objects): Add cref_ field. Update constructor.
8023 Update declarations.
8024 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8026 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8028 (Sized_dynobj::do_get_global_symbol_counts): New function.
8029 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8030 defined_count_. Update declarations. Define Symbols typedef.
8031 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8032 parameter. Change all callers.
8033 (Symbol_table::add_from_dynobj): Add sympointers and defined
8034 parameters. Change all callers.
8035 * symtab.h (class Symbol_table): Update declarations.
8036 * Makefile.am (CCFILES): Add cref.cc.
8037 (HFILES): Add cref.h.
8038 * Makefile.in: Rebuild.
8040 2008-07-22 Simon Baldwin <simonb@google.com>
8042 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8043 to zero when writing undefined symbols.
8045 2008-07-22 Ian Lance Taylor <iant@google.com>
8047 * output.cc (Output_section::add_input_section): Don't try to
8048 merge empty merge sections.
8050 2008-07-21 Craig Silverstein <csilvers@google.com>
8052 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8053 Include symbol version in error message.
8055 2008-07-20 Chris Demetriou <cgd@google.com>
8057 * configure.ac (gold_cv_c_random_seed): New configured variable.
8058 (RANDOM_SEED_CFLAGS): New substituted variable.
8059 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8060 * configure: Rebuild.
8061 * Makefile.in: Likewise.
8062 * testsuite/Makefile.in: Likewise.
8064 2008-07-18 Ian Lance Taylor <iant@google.com>
8066 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8067 where we see NAME/NULL and NAME/VERSION as separate symbols.
8068 * testsuite/ver_test_main.cc (main): Call t4.
8069 (t4, t4_2a): Define.
8070 * testsuite/ver_test_2.cc (t4_2): Define.
8071 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8072 * testsuite/ver_test_4.cc (t4_2a): Define.
8073 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8074 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8076 2008-07-17 Ian Lance Taylor <iant@google.com>
8078 * dynobj.cc (Versions::add_def): If we give an error about a
8079 missing version, go ahead and create the version anyhow.
8081 2008-07-10 Ian Lance Taylor <iant@google.com>
8083 Handle output sections with more than 0x7fffffff bytes.
8084 * object.h (class Relobj): Change map_to_output_ to
8085 output_sections_, and just keep a section pointer. Change all
8086 uses. Move comdat group support to Sized_relobj.
8087 (Relobj::is_section_specially_mapped): Remove.
8088 (Relobj::output_section): Remove poff parameter. Change all
8090 (Relobj::output_section_offset): New function.
8091 (Relobj::set_section_offset): Rewrite.
8092 (Relobj::map_to_output): Remove.
8093 (Relobj::output_sections): New function.
8094 (Relobj::do_output_section_offset): New pure virtual function.
8095 (Relobj::do_set_section_offset): Likewise.
8096 (class Sized_relobj): Add section_offsets_ field. Add comdat
8097 group support from Relobj. Update declarations.
8098 (Sized_relobj::get_output_section_offset): New function.
8099 (Sized_relobj::do_output_section_offset): New function.
8100 (Sized_relobj::do_set_section_offset): New function.
8101 * object.cc (Relobj::output_section_address): Remove.
8102 (Sized_relobj::Sized_relobj): Initialize new fields.
8103 (Sized_relobj::include_section_group): Cast find_kept_object to
8105 (Sized_relobj::include_linkonce_section): Likewise.
8106 (Sized_relobj::do_layout): Use separate arrays for output section
8108 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8110 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8111 output_sections and section_offsets.
8112 (Sized_relobj::write_local_symbols): Likewise.
8113 (map_to_kept_section): Compute output address directly.
8114 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8115 output_sections and section_offsets.
8116 (Sized_relobj::write_sections): Likewise.
8117 (Sized_relobj::relocate_sections): Likewise.
8118 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8119 * output.h (class Output_reloc): Update declarations. Change
8120 u2_.relobj to Sized_relobj*.
8121 (class Output_data_reloc): Change add functions to use
8123 * output.cc (Output_reloc::Output_reloc): Change relobj to
8125 (Output_reloc::local_section_offset): Change return type to
8126 Elf_Addr. Use get_output_section_offset.
8127 (Output_reloc::get_address): Likewise.
8128 (Output_section::is_input_address_mapped): Don't call
8129 is_section_specially_mapped.
8130 (Output_section::output_offset): Likewise.
8131 (Output_section::output_address): Likewise.
8132 (Output_section::starting_output_address): Likewise.
8133 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8134 parameter to Sized_relobj*.
8135 (Copy_relocs::need_copy_reloc): Likewise.
8136 (Copy_relocs::save): Likewise.
8137 * copy-relocs.h (class Copy_relocs): Update declarations.
8138 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8139 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8140 * target-reloc.h (relocate_for_relocatable): Change
8141 offset_in_output_section type to Elf_Addr. Change code that uses
8143 * layout.cc (Layout::layout): Always set *off.
8144 * mapfile.cc (Mapfile::print_input_section): Use
8145 output_section_offset.
8146 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8148 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8149 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8150 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8152 2008-07-03 Ian Lance Taylor <iant@google.com>
8154 * layout.cc (Layout::include_section): Do not discard unrecognized
8155 SHT_STRTAB sections.
8157 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8159 * script.cc (Lex::can_continue_name): Make '?' allowable in
8160 version-script names.
8161 * testsuite/version_script.map: Change glob pattern to use '?'
8163 2008-06-30 Manish Singh <yosh@gimp.org>
8166 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8169 2008-06-30 Ian Lance Taylor <iant@google.com>
8173 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8174 versions]: Don't try to read the value in the contents, since we
8175 don't use it. Use the template endianness when writing.
8177 2008-06-25 Cary Coutant <ccoutant@google.com>
8179 * fileread.cc (File_read::make_view): Assert on zero-length view.
8180 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8181 symbol table when there are no symbols to read.
8183 2008-06-23 Craig Silverstein <csilvers@google.com>
8185 * version.cc (version_string): Bump to 1.7
8187 2008-06-18 Craig Silverstein <csilvers@google.com>
8189 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8190 constant 0xFFFF to type Valtype.
8191 (Powerpc_relocate_functions::rel16_ha): Likewise.
8193 2008-06-17 Ian Lance Taylor <iant@google.com>
8195 * output.h (Output_section::Input_section): Initialize p2align_ to
8196 zero for Output_section_data constructors.
8197 (Output_section::Input_section::addralign): If not an input
8198 section, return the alignment of the Output_section_data.
8199 * testsuite/copy_test.cc: New file.
8200 * testsuite/copy_test_1.cc: New file.
8201 * testsuite/copy_test_2.cc: New file.
8202 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8203 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8204 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8205 (copy_test_1_pic.o, copy_test_1.so): New targets.
8206 (copy_test_2_pic.o, copy_test_2.so): New targets.
8207 * testsuite/Makefile.in: Rebuild.
8209 * script-sections.cc (Script_sections::place_orphan): Initialize
8210 local variable exact.
8212 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8214 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8216 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8217 David S. Miller <davem@davemloft.net>
8219 * powerpc.cc: New file.
8220 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8221 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8222 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8223 * Makefile.in: Rebuild.
8225 2008-06-09 Ian Lance Taylor <iant@google.com>
8227 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8229 (throwing, orig_terminate): New static variables.
8230 (terminate_handler): New static function.
8231 (t2): Set terminate handler.
8233 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8236 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8239 2008-05-30 Cary Coutant <ccoutant@google.com>
8241 * archive.cc (Archive::include_all_members) Correct to step
8242 over symbol table and extended name table in thin archives.
8244 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8247 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8250 2008-05-28 Caleb Howe <cshowe@google.com>
8252 * reduced_debug_output.cc: New file.
8253 * reduced_debug_output.h: New file.
8254 * options.h (class General_options): Add --strip-debug-non-line.
8255 * options.cc (General_options::finalize): Add strip_debug_non_line
8256 to the strip heirarchy.
8257 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8259 * layout.cc: Include "reduced_debug_output.h".
8260 (Layout::Layout): Initialize new fields.
8261 (line_only_debug_sections): New static array.
8262 (is_lines_only_debug_sections): New static inline function.
8263 (Layout::include_section): Handle --strip-debug-non-line.
8264 (Layout::make_output_section): If --strip-debug-non-line, build
8265 new output sections for .debug_abbrev and .debug_info.
8266 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8267 gold. Warn about possible overflow.
8268 (read_signed_LEB_128): Likewise.
8269 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8270 (read_signed_LEB_128): Declare.
8271 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8272 (HFILES): Add reduced_debug_output.h.
8273 * Makefile.in: Rebuild.
8275 2008-05-21 Ian Lance Taylor <iant@google.com>
8277 * mapfile.cc: New file.
8278 * mapfile.h: New file.
8279 * options.h (class General_options): Add -M/--print-map and -Map.
8280 * options.cc (General_options::finalize): Make -M equivalent to
8282 * main.cc: Include <cstdio> and "mapfile.h".
8283 (main): Open mapfile if requested.
8284 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8285 constructor. Change caller.
8286 (queue_initial_tasks): Add mapfile parameter. Change caller.
8287 (queue_middle_tasks): Likewise.
8288 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8290 * archive.cc: Include "mapfile.h".
8291 (Archive::add_symbols): Add mapfile parameter. Change all
8292 callers. Pass mapfile, symbol, and reason to include_member.
8293 (Archive::include_all_members): Add mapfile parameter. Change all
8295 (Archive::include_member): Add mapfile, sym, and why parameters.
8296 Change all callers. Report inclusion to map file.
8297 * archive.h: Include "fileread.h".
8298 (class Archive): Update declarations.
8299 (Archive::file): New const method.
8300 (class Add_archive_symbols): Add mapfile_ field. Update
8301 constructor. Change all callers.
8302 * readsyms.h (class Read_symbols): Likewise.
8303 (class Finish_group): Likewise.
8304 (class Read_script): Likewise.
8305 * common.cc: Include "mapfile.h".
8306 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8308 (Symbol_table::do_allocate_commons): Likewise.
8309 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8310 symbol allocation to mapfile.
8311 * common.h (class Allocate_commons_task): Add mapfile_ field.
8312 Update constructor. Change all callers.
8313 * symtab.h (class Symbol_table): Update declarations.
8314 * layout.cc: Include "mapfile.h".
8315 (Layout_task_runner::run): Print information to mapfile.
8316 (Layout::create_gold_note): Change Output_data_fixed_space to
8317 Output_data_zero_fill.
8318 (Layout::create_build_id): Likewise.
8319 (Layout::print_to_mapfile): New function.
8320 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8321 constructor. Change caller.
8322 (class Layout): Declare print_to_mapfile.
8323 * output.cc (Output_section::Input_section::print_to_mapfile): New
8325 (Output_section::add_input_section): If producing a map, always
8326 add to input_sections_ list.
8327 (Output_section::do_print_to_mapfile): New function.
8328 (Output_segment::print_sections_to_mapfile): New function.
8329 (Output_segment::print_section_list_to_mapfile): New function.
8330 * output.h: Include "mapfile.h".
8331 (Output_data::print_to_mapfile): New function.
8332 (Output_data::do_print_to_mapfile): New virtual function.
8333 (Output_segment_headers::do_print_to_mapfile): New function.
8334 (Output_file_header::do_print_to_mapfile): New function.
8335 (Output_data_const::do_print_to_mapfile): New function.
8336 (class Output_data_const_buffer): Add map_name_ field. Update
8337 constructor. Change all callers. Add do_print_to_mapfile
8339 (class Output_data_fixed_space): Likewise.
8340 (class Output_data_space): Likewise.
8341 (class Output_data_zero_fill): New class.
8342 (Output_data_strtab::do_print_to_mapfile): New function.
8343 (Output_data_reloc_base::do_print_to_mapfile): New function.
8344 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8345 (Output_data_group::do_print_to_mapfile): New function.
8346 (Output_data_got::do_print_to_mapfile): New function.
8347 (Output_data_dynamic::do_print_to_mapfile): New function.
8348 (Output_symtab_xindex::do_print_to_mapfile): New function.
8349 (class Output_section): Declare do_print_to_mapflie. Declare
8350 print_to_mapfile in Input_section.
8351 (class Output_segment): Declare new functions.
8352 * object.h (Sized_relobj::symbol_count): New function.
8353 * script-sections.cc
8354 (Output_section_element_dot_assignment::set_section_addresses):
8355 Change Output_data_fixed_space to Output_data_zero_fill.
8356 (Output_data_expression::do_print_to_mapfile): New function.
8357 * script.cc (read_input_script): Add mapfile parameter. Change
8359 * script.h (read_input_script): Update declaration.
8360 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8361 (Eh_frame::do_print_to_mapfile): New function.
8362 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8363 (Output_merge_string::do_print_to_mapfile): New function.
8364 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8366 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8368 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8370 * Makefile.am (CCFILES): Add mapfile.cc.
8371 (HFILES): Add mapfile.h.
8372 * Makefile.in: Rebuild.
8374 2008-05-19 Ian Lance Taylor <iant@google.com>
8376 * options.h (class General_options): Add -z relro.
8377 * layout.cc (Layout::Layout): Initialize relro_segment_.
8378 (Layout::add_output_section_data): Return the output section.
8379 (Layout::make_output_section): Rcognize relro sections and mark
8381 (Layout::attach_allocated_section_to_segment): Put relro sections
8382 in a PT_GNU_RELRO segment.
8383 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8385 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8387 (Layout::linkonce_mapping): Map d.rel.ro.local to
8389 (Layout::output_section_name): Us .data.rel.ro.local for any
8390 section which begins with that.
8391 * layout.h (class Layout): Update add_output_section_data
8392 declaration. Add relro_segment_ field.
8393 * output.cc (Output_section::Output_section): Initialize is_relro_
8394 and is_relro_local_ fields.
8395 (Output_segment::add_output_section): Group relro sections.
8396 (Output_segment::is_first_section_relro): New function.
8397 (Output_segment::maximum_alignment): If there is a relro section,
8398 align the segment to the common page size.
8399 (Output_segment::set_section_addresses): Track whether we are
8400 looking at relro sections. If the last section is a relro
8401 section, align to the common page size.
8402 (Output_segment::set_section_list_addresses): Add in_relro
8403 parameter. Change all callers. Align to the page size when
8404 moving from relro to non-relro section.
8405 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8407 * output.h (class Output_section): Add is_relro_ and
8408 is_relro_local_ fields.
8409 (Output_section::is_relro): New function.
8410 (Output_section::set_is_relro): New function.
8411 (Output_section::is_relro_local): New function.
8412 (Output_section::set_is_relro_local): New function.
8413 (class Output_segment): Update declarations.
8414 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8415 * sparc.cc (Target_sparc::got_section): Likewise.
8416 * x86_64.cc (Target_x86_64::got_section): Likewise.
8417 * testsuite/relro_test_main.cc: New file.
8418 * testsuite/relro_test.cc: New file.
8419 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8420 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8421 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8422 (relro_test.so, relro_test_pic.o): New targets.
8423 * testsuite/Makefile.in: Rebuild.
8425 2008-05-16 Ian Lance Taylor <iant@google.com>
8427 * output.cc (Output_segment::add_output_section): Remove front
8429 * output.h (class Output_segment): Remove
8430 add_initial_output_section and overloaded add_output_section.
8431 Update declaration of remaining add_output_section.
8432 * layout.cc (Layout::create_interp): Call add_output_section
8433 rather than add_initial_output_section.
8434 (Layout::finish_dynamic_section): Likewise.
8436 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8437 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8438 know the dynamic type.
8439 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8440 field. Initialize it in constructor.
8441 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8442 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8443 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8446 * output.cc (Output_reloc::get_address): Change return type to
8448 * output.h (class Output_reloc): Update get_address declaration.
8449 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8450 for section addresses.
8452 2008-05-09 Ian Lance Taylor <iant@google.com>
8455 * gold.cc (gold_nomem): Use return value of write.
8457 2008-05-08 Ian Lance Taylor <iant@google.com>
8459 * symtab.c (Symbol::init_base_output_data): Add version
8460 parameter. Change all callers.
8461 (Symbol::init_base_output_segment): Likewise.
8462 (Symbol::init_base_constant): Likewise.
8463 (Symbol::init_base_undefined): Likewise.
8464 (Sized_symbol::init_output_data): Likewise.
8465 (Sized_symbol::init_output_segment): Likewise.
8466 (Sized_symbol::init_constant): Likewise.
8467 (Sized_symbol::init_undefined): Likewise.
8468 (Symbol_table::do_define_in_output_data): If the new symbol has a
8469 version, mark it as the default.
8470 (Symbol_table::do_define_in_output_segment): Likewise.
8471 (Symbol_table::do_define_as_constant): Likewise.
8472 * symtab.h (class Symbol): Update declarations.
8473 (class Sized_symbol): Likewise.
8474 * resolve.cc (Symbol::override_version): New function.
8475 (Symbol::override_base): Call override_version.
8476 (Symbol::override_base_with_special): Likewise.
8477 * testsuite/ver_script_8.script: New file.
8478 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8479 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8480 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8481 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8483 2008-05-06 Ian Lance Taylor <iant@google.com>
8486 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8488 (class General_options): Remove existing --undefined, and add
8489 --no-undefined instead. Add new --undefined as synonym for -u.
8490 * archive.cc (Archive::add_symbols): Check whether symbol was
8492 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8493 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8494 all uses. Add IS_UNDEFINED. Update declarations to split
8495 different versions of init_base. Declare init_base_undefined.
8496 (Symbol::is_defined): Handle IS_UNDEFINED.
8497 (Symbol::is_undefined): Likewise.
8498 (Symbol::is_weak_undefined): Call is_undefined.
8499 (Symbol::is_absolute): Handle IS_CONSTANT.
8500 (class Sized_symbol): Update declarations to split different
8501 versions of init. Declare init_undefined.
8502 (class Symbol_table): Declare new functions.
8503 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8505 (Symbol::init_base_output_data): Likewise.
8506 (Symbol::init_base_output_segment): Likewise.
8507 (Symbol::init_base_constant): Likewise.
8508 (Symbol::init_base_undefined): New function.
8509 (Sized_symbol::init_object): Rename from init. Change all
8511 (Sized_symbol::init_output_data): Likewise.
8512 (Sized_symbol::init_output_segment): Likewise.
8513 (Sized_symbol::init_constant): Likewise.
8514 (Sized_symbol::init_undefined): New function.
8515 (Symbol_table::add_undefined_symbols_from_command_line): New
8517 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8519 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8520 (Symbol::output_section): Likewise.
8521 (Symbol::set_output_section): Likewise.
8522 (Symbol_table::sized_finalize_symbol): Likewise.
8523 (Symbol_table::sized_write_globals): Likewise.
8524 * resolve.cc (Symbol_table::should_override): Likewise.
8525 (Symbol::override_base_with_special): Likewise.
8527 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8528 symbol, change it to have default visibility.
8529 * testsuite/protected_1.cc: New file.
8530 * testsuite/protected_2.cc: New file.
8531 * testsuite/protected_3.cc: New file.
8532 * testsuite/protected_main_1.cc: New file.
8533 * testsuite/protected_main_2.cc: New file.
8534 * testsuite/protected_main_3.cc: New file.
8535 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8536 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8537 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8538 (protected_1.so): New target.
8539 (protected_1_pic.o, protected_2_pic.o): New targets.
8540 (protected_3_pic.o): New target.
8541 (check_PROGRAMS): Add protected_2.
8542 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8543 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8544 * testsuite/Makefile.in: Rebuild.
8546 * options.h (DEFINE_var): Add set_user_set_##varname__.
8547 (DEFINE_bool_alias): New macro.
8548 (class General_options): Define -Bstatic using DEFINE_bool_alias
8549 rather than DEFINE_special. Add --undefined as an alias for -z
8551 * options.cc (General_options::parse_Bstatic): Remove.
8553 * options.h (class General_options): Add --fatal-warnings.
8554 * main.cc (main): Implement --fatal-warnings.
8555 * errors.h (Errors::warning_count): New function.
8557 * options.h (class General_options): Add -Bsymbolic-functions.
8558 * symtab.h (Symbol::is_preemptible): Check for
8559 -Bsymbolic-functions.
8561 2008-05-05 Ian Lance Taylor <iant@google.com>
8563 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8564 as noVARNAME rather than no-VARNAME.
8565 (class General_options): Add option -z combreloc.
8566 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8568 (Output_reloc::sort_before) [SHT_REL]: New function.
8569 (Output_reloc::sort_before) [SHT_RELA]: New function.
8570 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8571 Sort_relocs_comparison.
8572 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8573 parameter. Change all callers.
8574 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8575 sort_relocs parameter. Change all callers.
8576 * output.cc (Output_reloc::get_address): New function, broken out
8578 (Output_reloc::write_rel): Call it.
8579 (Output_reloc::compare): New function.
8580 (Output_data_reloc_base::do_write): Optionally sort relocs.
8582 * configure.ac: If targ_extra_obj is set, link it in.
8583 * configure.tgt: Initialize all variables.
8584 (x86_64*): Set targ_extra_obj and targ_extra_size.
8585 * configure: Rebuild.
8587 * object.cc (Sized_relobj::include_section_group): Adjust section
8588 indexes read from group data. Build vector to pass to
8590 * layout.cc (Layout::layout_group): Add flags and shndxes
8591 parameters. Remove contents parameter. Change caller. Update
8592 explicit instantiations.
8593 * layout.h (class Layout): Update layout_group declaration.
8594 * output.cc (Output_data_group::Output_data_group): Add flags and
8595 input_shndxes parameters. Remove contents parameter. Change
8597 (Output_data_group::do_write): Change input_sections_ to
8599 * output.h (class Output_data_group): Update constructor
8600 declaration. Rename input_sections_ to input_shndxes_.
8601 * testsuite/many_sections_test.cc: Add template.
8603 2008-04-30 Cary Coutant <ccoutant@google.com>
8605 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8607 * layout.cc (Layout::include_section): Refactored check for debug
8609 (Layout::add_comdat): Add new parameters. Change type
8610 of signature parameter. Add object and shndx to signatures table.
8611 (Layout::find_kept_object): New function.
8612 * layout.h: Include <cstring>.
8613 (Layout::is_debug_info_section): New function.
8614 (Layout::add_comdat): Add new parameters.
8615 (Layout::find_kept_object): New function.
8616 (Layout::Kept_section): New struct.
8617 (Layout::Signatures): Change type of map range.
8618 * object.cc (Relobj::output_section_address): New function.
8619 (Sized_relobj::include_section_group): Add new parameters. Change
8620 calls to Layout::add_comdat. Change to build table of kept comdat
8621 groups and table mapping discarded sections to kept sections.
8622 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8623 (Sized_relobj::do_layout): Change calls to include_section_group and
8624 include_linkonce_section.
8625 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8626 value to zero when section is discarded.
8627 (Sized_relobj::map_to_kept_section): New function.
8628 * object.h (Relobj::output_section_address): New function.
8629 (Relobj::Comdat_group): New type.
8630 (Relobj::find_comdat_group): New function.
8631 (Relobj::Comdat_group_table): New type.
8632 (Relobj::Kept_comdat_section): New type.
8633 (Relobj::Kept_comdat_section_table): New type.
8634 (Relobj::add_comdat_group): New function.
8635 (Relobj::set_kept_comdat_section): New function.
8636 (Relobj::get_kept_comdat_section): New function.
8637 (Relobj::comdat_groups_): New field.
8638 (Relobj::kept_comdat_sections_): New field.
8639 (Symbol_value::input_value): Update comment.
8640 (Sized_relobj::map_to_kept_section) New function.
8641 (Sized_relobj::include_linkonce_section): Add new parameter.
8642 * target-reloc.h (Comdat_behavior): New type.
8643 (get_comdat_behavior): New function.
8644 (relocate_section): Add code to map a discarded section to the
8645 corresponding kept section when applying a relocation.
8647 2008-04-30 Craig Silverstein <csilvers@google.com>
8649 * dwarf_reader.cc (next_generation_count): New static var.
8650 (Addr2line_cache_entry): New struct.
8651 (addr2line_cache): New static var.
8652 (Dwarf_line_info::one_addr2line): Added caching.
8653 (Dwarf_line_info::clear_addr2line_cache): New function.
8654 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8655 cache-size parameter.
8656 (Dwarf_line_info::one_addr2line_cache): New function.
8657 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8658 new cache-size argument to one_addr2line(), and clear cache.
8660 2008-04-28 Cary Coutant <ccoutant@google.com>
8662 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8663 R_386_PC8 relocations.
8665 2008-04-23 Ian Lance Taylor <iant@google.com>
8667 * object.cc (Sized_relobj::include_section_group): Check for
8668 invalid section group.
8670 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8673 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8674 than read for file header.
8675 * archive.cc (Archive::include_member): Likewise.
8677 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8679 * aclocal.m4: Regenerate.
8680 * configure: Regenerate.
8682 2008-04-19 Ian Lance Taylor <iant@google.com>
8684 * version.cc (version_string): Bump to 1.6.
8686 * testsuite/Makefile.am (many_sections_r_test): New target.
8687 (many_sections_r_test_SOURCES): Remove.
8688 (many_sections_r_test_DEPENDENCIES): Remove.
8689 (many_sections_r_test_LDFLAGS): Remove.
8690 (many_sections_r_test_LDADD): Remove.
8692 * object.cc (Sized_relobj::do_add_symbols): Always pass
8693 local_symbol_count_ to add_from_relobj.
8695 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8696 every thousand variables.
8697 * testsuite/Makefile.in: Rebuild.
8699 * object.cc (Xindex::initialize_symtab_xindex): New function.
8700 (Xindex::read_symtab_xindex): New function.
8701 (Xindex::sym_xindex_to_shndx): New function.
8702 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8704 (Sized_relobj::do_initialize_xindex): New function.
8705 (Sized_relobj::do_read_symbols): Adjust section links.
8706 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8707 parameter. Change all callers.
8708 (Sized_relobj::include_section_group): Adjust section links and
8709 symbol section indexes.
8710 (Sized_relobj::do_layout): Adjust section links.
8711 (Sized_relobj::do_count_local_symbols): Adjust section links and
8712 symbol section indexes.
8713 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8714 ordinary and special symbols.
8715 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8716 dynsym_xindex parameters. Change all callers. Adjust section
8717 links. Use SHN_XINDEX when needed.
8718 (Sized_relobj::get_symbol_location_info): Adjust section links.
8719 Don't get fooled by special symbols.
8720 * object.h (class Xindex): Define.
8721 (class Object): Add xindex_ parameter. Declare virtual functoin
8722 do_initialize_xindex.
8723 (Object::adjust_sym_shndx): New function.
8724 (Object::set_xindex): New protected function.
8725 (class Symbol_value): Add is_ordinary_shndx_ field.
8726 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8727 (Symbol_value::value): Assert ordinary section.
8728 (Symbol_value::initialize_input_to_output_map): Likewise.
8729 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8731 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8733 (class Sized_relobj): Update declarations.
8734 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8735 parameter. Change all callers.
8736 (Sized_relobj::adjust_shndx): New function.
8737 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8739 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8740 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8741 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8742 (Sized_dynobj::read_dynsym_section): Adjust section links.
8743 (Sized_dynobj::read_dynamic): Likewise.
8744 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8746 (Sized_dynobj::do_initialize_xindex): New function.
8747 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8748 do_initialize_xindex.
8749 (Sized_dynobj::adjust_shndx): New function.
8750 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8751 dynsym_xindex_ fields.
8752 (Layout::finalize): Add a call to set_section_indexes before
8753 creating the symtab sections.
8754 (Layout::set_section_indexes): Don't do anything if the section
8755 already has a section index.
8756 (Layout::create_symtab_sections): Add shnum parameter. Change
8757 caller. Create .symtab_shndx section if needed.
8758 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8760 (Layout::allocated_output_section_count): New function.
8761 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8763 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8764 fields. Update declarations.
8765 (Layout::symtab_xindex): New function.
8766 (Layout::dynsym_xindex): New function.
8767 (class Write_symbols_task): Add layout_ field.
8768 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8770 * output.cc (Output_section_headers::Output_section_headers): Add
8771 shstrtab_section parameter. Change all callers.
8772 (Output_section_headers::do_sized_write): Store overflow values
8773 for section count and section string table section index in
8774 section header zero.
8775 (Output_file_header::do_sized_write): Check for overflow of
8776 section count and section string table section index.
8777 (Output_symtab_xindex::do_write): New function.
8778 (Output_symtab_xindex::endian_do_write): New function.
8779 * output.h (class Output_section_headers): Add shstrtab_section_.
8780 Update declarations.
8781 (class Output_symtab_xindex): Define.
8782 (Output_section::has_out_shndx): New function.
8783 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8785 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8787 (Sized_symbol::init): Likewise.
8788 (Symbol::output_section): Check for ordinary symbol.
8789 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8790 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8792 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8793 Change all callers. Simplify handling of symbols from sections
8794 not included in the link.
8795 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8797 (Weak_alias_sorter::operator()): Assert that symbols are
8799 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8801 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8802 parameters. Change all callers.
8803 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8804 symbol distinction. Use SHN_XINDEX when needed.
8805 (Symbol_table::write_section_symbol): Add symtab_xindex
8806 parameter. Change all callers.
8807 (Symbol_table::sized_write_section_symbol): Likewise. Use
8808 SHN_XINDEX when needed.
8809 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8811 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8812 (Symbol::is_defined): Check is_ordinary.
8813 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8814 (Symbol::is_absolute, Symbol::is_common): Likewise.
8815 (class Sized_symbol): Update declarations.
8816 (class Symbol_table): Update declarations.
8817 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8818 parameters. Change all callers.
8819 (Sized_symbol::override): Likewise.
8820 (Symbol_table::override): Likewise.
8821 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8822 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8823 is_ordinary, and orig_st_shndx parameters. Change all callers.
8824 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8825 to be in an ordinary section.
8826 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8827 object and is_ordinary parameters. Change all callers.
8828 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8829 Change all callers. Don't add undefined or non-ordinary symbols
8831 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8833 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8835 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8836 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8837 (Sized_relobj::relocate_sections): Likewise.
8838 * target-reloc.h (scan_relocs): Adjust section symbol index.
8839 (scan_relocatable_relocs): Likewise.
8840 * i386.cc (Scan::local): Check for ordinary symbols.
8841 * sparc.cc (Scan::local): Likewise.
8842 * x86_64.cc (Scan::local): Likewise.
8843 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8844 to symbol_section_and_value.
8845 * testsuite/many_sections_test.cc: New file.
8846 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8847 (check_PROGRAMS): Add many_sections_test.
8848 (many_sections_test_SOURCES): Define.
8849 (many_sections_test_DEPENDENCIES): Define.
8850 (many_sections_test_LDFLAGS): Define.
8851 (BUILT_SOURCES): Add many_sections_define.h.
8852 (many_sections_define.h): New target.
8853 (BUILT_SOURCES): Add many_sections_check.h.
8854 (many_sections_check.h): New target.
8855 (check_PROGRAMS): Add many_sections_r_test.
8856 (many_sections_r_test_SOURCES): Define.
8857 (many_sections_r_test_DEPENDENCIES): Define.
8858 (many_sections_r_test_LDFLAGS): Define.
8859 (many_sections_r_test_LDADD): Define.
8860 (many_sections_r_test.o): New target.
8861 * testsuite/Makefile.in: Rebuild.
8863 2008-04-17 Cary Coutant <ccoutant@google.com>
8865 * errors.cc (Errors::info): New function.
8866 (gold_info): New function.
8867 * errors.h (Errors::info): New function.
8868 * gold.h (gold_info): New function.
8869 * object.cc (Input_objects::add_object): Print trace output.
8870 * options.cc (options::parse_set): New function.
8871 (General_options::parse_wrap): Deleted.
8872 (General_options::General_options): Deleted initializer.
8873 * options.h (options::String_set): New typedef.
8874 (options::parse_set): New function.
8875 (DEFINE_set): New macro.
8876 (General_options::wrap): Changed to use DEFINE_set. Changed
8877 callers of any_wrap_symbols and is_wrap_symbol.
8878 (General_options::trace, General_options::trace_symbol):
8880 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8881 (General_options::wrap_symbols_): Deleted.
8882 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8884 2008-04-17 David S. Miller <davem@davemloft.net>
8886 * options.cc (General_options::parse_V): New function.
8887 * options.h: Add entries for -V and -Qy.
8889 2008-04-17 Ian Lance Taylor <iant@google.com>
8891 * common.cc (Symbol_table::allocate_commons): Remove options
8892 parameter. Change caller.
8893 (Symbol_table::do_allocate_commons): Remove options parameter.
8894 Change caller. Just call do_allocate_commons_list twice.
8895 (Symbol_table::do_allocate_commons_list): New function, broken out
8896 of do_allocate_commons.
8897 * common.h (class Allocate_commons_task): Remove options_ field.
8899 * symtab.cc (Symbol_table::Symbol_table): Initialize
8901 (Symbol_table::add_from_object): Put TLS common symbols on
8903 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8904 which are IN_OUTPUT_DATA.
8905 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8906 allocate_commons and do_allocate_commons declarations. Declare
8907 do_allocate_commons_list.
8908 * gold.cc (queue_middle_tasks): Update creation of
8909 Allocate_commons_task to not pass options.
8910 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8911 (TLS_TEST_C_FLAGS): New variable.
8912 (tls_test_c_pic.o): New target.
8913 (tls_test_shared.so): Link in tls_test_c_pic.o.
8914 (tls_test_c_pic_ie.o): New target.
8915 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8916 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8917 (tls_test_c.o): New target.
8918 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8919 (tls_pic_test_LDADD): Likewise.
8920 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8921 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8922 (tls_test_c_gnu2.o): New target.
8923 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8925 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8926 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8927 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8928 * testsuite/tls_test.cc: Include "config.h".
8929 (t_last): Call t11_last.
8930 * testsuite/tls_test.h (t11, t11_last): Declare.
8931 * testsuite/tls_test_c.c: New file.
8932 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8933 * configure.ac: Check for OpenMP support.
8934 * configure, config.in, Makefile.in: Rebuild.
8935 * testsuite/Makefile.in: Rebuild.
8937 2008-04-16 Cary Coutant <ccoutant@google.com>
8939 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8940 (Target_i386::tls_base_symbol_defined_): New field.
8941 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8942 (Target_i386::Scan::global): Likewise.
8943 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8944 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8945 (Target_x86_64::tls_base_symbol_defined_): New field.
8946 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8947 (Target_x86_64::Scan::global): Likewise.
8949 2008-04-16 Cary Coutant <ccoutant@google.com>
8951 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8952 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8953 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8954 building shared libraries.
8955 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8956 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8957 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8958 * testsuite/Makefile.in: Rebuild.
8959 * testsuite/weak_undef.h: New file.
8960 * testsuite/weak_undef_file1.cc: Add extra test cases.
8961 * testsuite/weak_undef_file2.cc: Likewise.
8962 * testsuite/weak_undef_test.cc: Likewise.
8964 2008-04-16 David S. Miller <davem@davemloft.net>
8966 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8967 Add issued_non_pic_error_ field. Declare check_non_pic.
8968 (Target_sparc::Scan::check_non_pic): New function.
8969 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8970 (Target_sparc::Scan::global): Likewise.
8972 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8973 * configure: Rebuild.
8975 * options.h (DEFINE_enable): New macro.
8976 (new_dtags): New enable option.
8977 (initfirst, interpose, loadfltr, nodefaultlib,
8978 nodelete, nodlopen, nodump): New -z options.
8979 * layout.cc (Layout:finish_dynamic_section): If new
8980 dtags enabled, emit DT_RUNPATH. Also, emit a
8981 DT_FLAGS_1 containing any specified -z flags.
8983 2008-04-16 Ian Lance Taylor <iant@google.com>
8985 * copy-relocs.cc: New file.
8986 * copy-relocs.h: New file.
8987 * reloc.cc: Remove Copy_relocs code.
8988 * reloc.h: Likewise.
8989 * reloc-types.h (struct Reloc_types) [both versions]: Add
8990 get_reloc_addend_noerror.
8991 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8992 variants of add_global which take an addend which must be zero.
8993 * i386.cc: Include "copy-relocs.h".
8994 (class Target_i386): Change type of copy_relocs_ to variable,
8996 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8998 (Target_i386::do_finalize_sections): Change handling of
9000 * sparc.cc: Include "copy-relocs.h".
9001 (class Target_sparc): Change type of copy_relocs_ to variable,
9003 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9005 (Target_sparc::do_finalize_sections): Change handling of
9007 * x86_64.cc: Include "copy-relocs.h".
9008 (class Target_x86_64): Change type of copy_relocs_ to variable,
9010 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9011 class. Change all callers.
9012 (Target_x86_64::do_finalize_sections): Change handling of
9014 * Makefile.am (CCFILES): Add copy-relocs.cc.
9015 (HFILES): Add copy-relocs.h.
9017 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9019 * testsuite/script_test_4.sh: Permit leading zeroes.
9021 2008-04-15 Ian Lance Taylor <iant@google.com>
9023 * script-sections.cc (Script_sections::create_segments): Use
9024 header_size_adjustment even when there is enough room for the
9026 * testsuite/script_test_4.sh: New file.
9027 * testsuite/script_test_4.t: New file.
9028 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9029 (check_DATA): Add script_test_4.stdout.
9030 (MOSTLYCLEANFILES): Likewise.
9031 (script_test_4): New target.
9032 (script_test_4.stdout): New target.
9033 * testsuite/Makefile.in: Rebuild.
9035 * sparc.cc: Add definitions for Output_data_plt_sparc class
9038 2008-04-14 David S. Miller <davem@davemloft.net>
9040 * sparc.cc: New file.
9041 * Makefile.am (TARGETSOURCES): Add sparc.cc
9042 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9043 * configure.tgt: Document targ_extra_size and
9044 targ_extra_big_endian. Add entries for sparc-* and
9046 * configure.ac: Handle targ_extra_size and
9047 targ_extra_big_endian.
9048 * Makefile.in: Rebuild.
9049 * configure: Likewise.
9050 * po/POTFILES.in: Likewise.
9051 * po/gold.pot: Likewise.
9053 2008-04-14 Ian Lance Taylor <iant@google.com>
9055 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9056 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9057 in the name/type/flags to section mapping. Don't call
9058 allocate_output_section.
9059 (Layout::choose_output_section): Change parameter from adjust_name
9060 to is_input_section. Don't permit input sections after sections
9061 are attached to segments. Don't call allocate_output_section.
9062 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9063 not write_enable_output_section.
9064 (Layout::make_output_section): Don't push to
9065 unattached_section_list_ nor call attach_to_segment. Call
9066 attach_section_to_segment if sections are attached.
9067 (Layout::attach_sections_to_segments): New function.
9068 (Layout::attach_section_to_segment): New function.
9069 (Layout::attach_allocated_section_to_segment): Rename from
9070 attach_to_segment. Remove flags parameter.
9071 (Layout::allocate_output_section): Remove function.
9072 (Layout::write_enable_output_section): Remove function.
9073 * layout.h (class Layout): Update for above changes. Add new
9074 field sections_are_attached_.
9075 * output.h (Output_section::update_flags_for_input_section): New
9077 * output.cc (Output_section::add_input_section): Call
9078 update_flags_for_input_section.
9079 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9081 2008-04-11 Cary Coutant <ccoutant@google.com>
9083 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9084 thought unnecessary.
9085 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9087 2008-04-11 Ian Lance Taylor <iant@google.com>
9089 * output.h (class Output_section_data): Remove inline definition
9091 * output.cc (Output_section_data::set_addralign): New function.
9093 2008-04-11 Cary Coutant <ccoutant@google.com>
9095 Add support for TLS descriptors for i386 and x86_64.
9096 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9097 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9098 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9100 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9101 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9102 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9104 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9105 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9106 Fix problem with initial-exec relocations.
9107 (Target_i386::Relocate::relocate_tls): Likewise.
9108 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9110 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9111 support for section-plus-offset dynamic table entries.
9112 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9113 (Output_data_dynamic::Dynamic_entry): Add support for
9114 section-plus-offset dynamic table entries.
9115 (Output_data_dynamic::Classification): Likewise.
9116 (Output_data_dynamic::classification_): Renamed offset_.
9117 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9118 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9119 (Target_x86_64::make_plt_section): New function.
9120 (Target_x86_64::reserve_tlsdesc_entries): New function.
9121 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9122 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9123 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9124 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9125 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9126 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9127 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9128 add extra PLT entry for TLS descriptors.
9129 (Output_data_plt_x86_64::got_): New field.
9130 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9131 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9133 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9135 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9136 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9137 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9138 R_386_TLS_DESC_CALL relocations.
9139 (Target_x86_64::Scan::global): Likewise.
9140 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9141 for TLS descriptors.
9142 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9143 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9144 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9145 GD-to-IE relaxation.
9146 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9147 and TLS_DESCRIPTORS.
9148 * Makefile.in: Rebuild.
9149 * configure: Rebuild.
9150 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9151 (tls_test_shared2.so): New target.
9152 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9153 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9154 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9155 (tls_shared_gd_to_ie_test_LDADD): New variable.
9156 (tls_shared_gnu2_gd_to_ie_test): New target.
9157 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9159 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9160 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9161 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9162 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9163 (tls_shared_gnu2_test): New target.
9164 (tls_test_gnu2_shared.so): New target.
9165 (tls_shared_gnu2_test_SOURCES): New variable.
9166 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9167 (tls_shared_gnu2_test_LDFLAGS): New variable.
9168 (tls_shared_gnu2_test_LDADD): New variable.
9169 * testsuite/Makefile.in: Rebuild.
9170 * testsuite/Makefile.
9172 2008-04-11 Ian Lance Taylor <iant@google.com>
9174 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9176 * testsuite/Makefile.in: Rebuild.
9178 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9180 * testsuite/script_test_2.cc (main): Adjust test.
9182 2008-04-11 David S. Miller <davem@davemloft.net>
9183 Ian Lance Taylor <iant@google.com>
9185 * options.h (General_options): Add entries for '-Y' and
9187 * options.cc (General_options:finalize): If -Y was used, add those
9188 entries to the library path instead of the default "/lib" and
9191 2008-04-11 David S. Miller <davem@davemloft.net>
9193 * testsuite/justsyms.t: Start at 0x100.
9194 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9195 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9197 * testsuite/script_test_2.cc: Adjust string and section length
9200 2008-04-09 Ian Lance Taylor <iant@google.com>
9203 * script-sections.cc (Sections_element::allocate_to_segment): Add
9205 (Output_section_definition::allocate_to_segment): Likewise.
9206 (Orphan_output_section::allocate_to_segment): Likewise.
9207 (Script_sections::attach_sections_using_phdrs_clause): Don't
9208 propagate non-PT_LOAD segments to orphan sections.
9209 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9210 readelf rather than objdump.
9211 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9212 .interp section and PT_INTERP segment are the same size.
9213 * testsuite/Makefile.in: Rebuild.
9215 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9216 aliases for symbols defined in the same object.
9217 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9218 (weak_alias_test_SOURCES): New variable.
9219 (weak_alias_test_DEPENDENCIES): New variable.
9220 (weak_alias_test_LDFLAGS): New variable.
9221 (weak_alias_test_LDADD): New variable.
9222 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9223 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9224 (weak_alias_test_3.o): New target.
9225 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9226 * testsuite/weak_alias_test_main.cc: New file.
9227 * testsuite/weak_alias_test_1.cc: New file.
9228 * testsuite/weak_alias_test_2.cc: New file.
9229 * testsuite/weak_alias_test_3.cc: New file.
9231 2008-04-08 Ian Lance Taylor <iant@google.com>
9233 * options.h (class General_options): Add --noinhibit-exec option.
9234 * main.cc (main): Check --noinhibit-exec.
9236 * options.h (class General_options): Define --wrap as a special
9237 option. Add wrap_symbols_ field.
9238 (General_options::any_wrap_symbols): New function.
9239 (General_options::is_wrap_symbol): New function.
9240 * options.cc (General_options::parse_wrap): New function.
9241 (General_options::General_options): Initialize wrap_symbols_.
9242 * symtab.cc (Symbol_table::wrap_symbol): New function.
9243 (Symbol_table::add_from_object): Handle --wrap.
9244 * symtab.h (class Symbol_table): Declare wrap_symbol.
9245 * target.h (Target::wrap_char): New function.
9246 (Target::Target_info): Add wrap_char field.
9247 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9248 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9249 * testsuite/testfile.cc (Target_test::test_target_info):
9252 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9255 * layout.h (class Layout): Add added_eh_frame_data_ field.
9256 * layout.cc (Layout::Layout): Initialize new field.
9257 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9258 output section until we find a section we merged successfully.
9259 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9260 that the size be non-zero.
9262 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9265 2008-04-08 Craig Silverstein <csilvers@google.com>
9267 * configure.ac: Export new conditional variable HAVE_ZLIB.
9268 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9270 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9271 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9273 2008-04-07 Ian Lance Taylor <iant@google.com>
9275 * version.cc (version_string): Set to "1.5".
9277 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9278 Add issued_non_pic_error_ field. Declare check_non_pic.
9279 (Target_x86_64::Scan::check_non_pic): New function.
9280 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9281 (Target_x86_64::Scan::global): Likewise.
9283 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9284 addend parameter. Change caller. Handle merge sections.
9285 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9286 Address to Addend. Don't add in the result of
9287 local_section_offset, pass down the addend and use the returned
9289 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9290 Update declarations of local_section_offset and symbol_value.
9291 * testsuite/two_file_test_1.cc (t18): New function.
9292 * testsuite/two_file_test_2.cc (f18): New function.
9293 * testsuite/two_file_test_main.cc (main): Call t18.
9294 * testsuite/two_file_test.h (t18, f18): Declare.
9296 * configure.ac: Don't test for objdump, c++filt, or readelf.
9297 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9299 (TEST_READELF): New variable.
9300 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9301 (check_PROGRAMS): Add two_file_strip_test.
9302 (two_file_strip_test): New target.
9303 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9304 (two_file_same_shared_strip_test_SOURCES): New variable.
9305 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9306 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9307 (two_file_same_shared_strip_test_LDADD): New variable.
9308 (two_file_shared_strip.so): New target.
9309 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9310 (ver_test_5.syms, ver_test_7.syms): Likewise.
9311 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9312 (strip_test_3.stdout): Use TEST_OBJDUMP.
9313 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9315 2008-04-04 Cary Coutant <ccoutant@google.com>
9317 * symtab.h (Symbol::is_weak_undefined): New function.
9318 (Symbol::is_strong_undefined): New function.
9319 (Symbol::is_absolute): New function.
9320 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9321 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9323 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9324 (weak_undef_test): New target.
9325 * testsuite/Makefile.in: Rebuild.
9326 * testsuite/weak_undef_file1.cc: New file.
9327 * testsuite/weak_undef_file2.cc: New file.
9328 * testsuite/weak_undef_test.cc: New file.
9330 2008-04-03 Craig Silverstein <csilvers@google.com>
9332 * compressed_output.h (class Output_compressed_section): Use
9334 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9336 (zlib_compressed_suffix): Removed.
9337 (Output_compressed_section::set_final_data_size): Use unsigned
9339 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9340 Fix linker invocation.
9341 (flagstest_o_specialfile_and_compress_debug_sections):
9343 * testsuite/Makefile.in: Regenerated.
9345 2008-04-02 David S. Miller <davem@davemloft.net>
9347 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9348 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9350 2008-04-02 Craig Silverstein <csilvers@google.com>
9354 2008-04-02 Ian Lance Taylor <iant@google.com>
9356 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9357 parameters. Update for new key type to views_. Change all
9359 (File_read::read): Adjust for byteshift in returned view.
9360 (File_read::add_view): New function, broken out of
9362 (File_read::make_view): New function, broken out of
9364 (File_read::find_or_make_view): Add offset and aligned
9365 parameters. Rewrite accordingly. Change all callers.
9366 (File_read::get_view): Add offset and aligned parameters. Adjust
9367 for byteshift in return value.
9368 (File_read::get_lasting_view): Likewise.
9369 * fileread.h (class File_read): Update declarations.
9370 (class File_read::View): Add byteshift_ field. Add byteshift to
9371 constructor. Add byteshift method.
9372 * archive.h (Archive::clear_uncached_views): New function.
9373 (Archive::get_view): Add aligned parameter. Change all callers.
9374 * object.h (Object::get_view): Add aligned parameter. Change all
9376 (Object::get_lasting_view): Likewise.
9378 * fileread.cc (File_read::release): Don't call clear_views if
9379 there are multiple objects.
9380 * fileread.h (File_read::clear_uncached_views): New function.
9381 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9384 2008-03-31 Cary Coutant <ccoutant@google.com>
9386 Add thin archive support.
9387 * archive.cc (Archive::armagt): New const.
9388 (Archive::setup): Remove task parameter and calls to unlock.
9389 (Archive::unlock_nested_archives): New function.
9390 (Archive::read_header): Add nested_off parameter. Change
9392 (Archive::interpret_header): Likewise.
9393 (Archive::include_all_members): Change to handle thin
9395 (Archive::include_member): Likewise.
9396 * archive.h (Archive::Archive): Add new parameters and
9398 (Archive::armagt): New const.
9399 (Archive::setup): Remove task parameter.
9400 (Archive::unlock_nested_archives): New function.
9401 (Archive::read_header): Add nested_off parameter.
9402 (Archive::interpret_header): Likewise.
9403 (Archive::Nested_archive_table): New typedef.
9404 (Archive::is_thin_archive_): New field.
9405 (Archive::nested_archives_): New field.
9406 (Archive::options_): New field.
9407 (Archive::dirpath_): New field.
9408 (Archive::task_): New field.
9409 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9410 for thin archives. Pass additional parameters to
9411 Archive::Archive. Unlock the archive file after calling
9414 2008-03-29 Ian Lance Taylor <iant@google.com>
9416 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9417 version symbol to be local.
9418 * testsuite/ver_test_4.sh: New file.
9419 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9420 (check_DATA): Add ver_test_4.syms.
9421 (ver_test_4.syms): New target.
9422 * testsuite/Makefile.in: Rebuild.
9425 (Output_section::Input_section_sort_entry::has_priority): New
9427 (Output_section::Input_section_sort_entry::match_file_name): New
9429 (Output_section::Input_section_sort_entry::match_section_name):
9431 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9433 (Output_section::Input_section_sort_entry::match_section_file):
9435 (Output_section::Input_section_sort_compare::operator()): Rewrite
9436 using new Input_section_sort_entry functions. Sort crtbegin and
9437 crtend first. Sort sections with no priority before sections with
9439 * testsuite/initpri1.c (d3): Check j != 4.
9440 (cd5): New constructor/destructor function.
9441 (main): Check j != 2.
9443 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9444 new symbol when resolving, don't call set_is_default.
9445 * testsuite/ver_test_7.cc: New file.
9446 * testsuite/ver_test_7.sh: New file.
9447 * testsuite/Makefile.am (ver_test_7.so): New target.
9448 (ver_test_7.o): New target.
9449 (check_SCRIPTS): Add ver_test_7.sh.
9450 (check_DATA): Add ver_test_7.syms.
9451 (ver_test_7.syms): New target.
9453 2008-03-28 Ian Lance Taylor <iant@google.com>
9455 * layout.cc (Layout::layout): If we see an input section with a
9456 name that needs sorting, set the must_sort flag for the output
9458 (Layout::make_output_section): If the name of the output section
9459 indicates that it might require sorting, set the may_sort flag.
9460 * output.h (Output_section::may_sort_attached_input_sections): New
9462 (Output_section::set_may_sort_attached_input_sections): New
9464 (Output_section::must_sort_attached_input_sections): New
9466 (Output_section::set_must_sort_attached_input_sections): New
9468 (class Output_section): Declare Input_section_sort_entry. Define
9469 Input_section_sort_compare. Declare
9470 sort_attached_input_sections. Add new fields:
9471 may_sort_attached_input_sections_,
9472 must_sort_attached_input_sections_,
9473 attached_input_sections_are_sorted_.
9474 * output.cc (Output_section::Output_section): Initialize new
9476 (Output_section::add_input_section): Add an entry to
9477 input_sections_ if may_sort or must_sort are true.
9478 (Output_section::set_final_data_size): Call
9479 sort_attached_input_sections if necessary.
9480 (Output_section::Input_section_sort_entry): Define new class.
9481 (Output_section::Input_section_sort_compare::operator()): New
9483 (Output_section::sort_attached_input_sections): New function.
9484 * configure.ac: Check whether the compiler supports constructor
9485 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9486 * testsuite/initpri1.c: New file.
9487 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9488 CONSTRUCTOR_PRIORITY.
9489 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9490 (initpri1_LDFLAGS): New variable.
9491 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9493 2008-03-27 Ian Lance Taylor <iant@google.com>
9495 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9496 * testsuite/common_test_1.c: New file.
9497 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9498 (common_test_1_SOURCES): New variable.
9499 (common_test_1_DEPENDENCIES): New variable.
9500 (common_test_1_LDFLAGS): New variable.
9502 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9503 and commons_ correctly when NAME/VERSION does not override
9505 * testsuite/ver_test_6.c: New file.
9506 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9507 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9508 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9510 2008-03-26 Ian Lance Taylor <iant@google.com>
9512 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9513 of an undefined symbol from a version script.
9514 * testsuite/Makefile.am (ver_test_5.so): New target.
9515 (ver_test_5.o): New target.
9516 (check_SCRIPTS): Add ver_test_5.sh.
9517 (check_DATA): Add ver_test_5.syms.
9518 (ver_test_5.syms): New target.
9519 * testsuite/ver_test_5.cc: New file.
9520 * testsuite/ver_test_5.script: New file.
9521 * testsuite/ver_test_5.sh: New file.
9522 * Makefile.in, testsuite/Makefile.in: Rebuild.
9525 Fix problems building gold with gcc 4.3.0.
9526 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9527 (gold_error_at_location, gold_warning_at_location): Use it.
9528 * configure.ac: Check whether we can compile and use a template
9529 function with a printf attribute.
9530 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9531 when jumping over bytes.
9532 * object.cc: Instantiate Object::read_section_data.
9533 * debug.h: Include <cstring>
9534 * dwarf_reader.cc: Include <algorithm>
9535 * main.cc: Include <cstring>.
9536 * options.cc: Include <cstring>.
9537 * output.cc: Include <cstring>.
9538 * script.cc: Include <cstring>.
9539 * script.h: Include <string>.
9540 * symtab.cc: Include <cstring> and <algorithm>.
9541 * target-select.cc: Include <cstring>.
9542 * version.cc: Include <string>.
9543 * testsuite/testmain.cc: Include <cstdlib>.
9544 * configure, config.in: Rebuild.
9546 2008-03-25 Ian Lance Taylor <iant@google.com>
9548 * options.cc: Include "../bfd/bfdver.h".
9549 (options::help): Print bug reporting address.
9551 * version.cc (print_version): Adjust output for current value of
9556 * options.cc (options::help): Print list of supported targets.
9557 * target-select.h: Include <vector>.
9558 (class Target_selector): Make machine_, size_, and is_big_endian_
9559 fields const. Add bfd_name_ and instantiated_target_ fields.
9560 (Target_selector::Target_selector): Add bfd_name parameter.
9561 (Target_selector::recognize): Make non-virtual, call
9563 (Target_selector::recognize_by_name): Make non-virtual, call
9564 do_recognize_by_name.
9565 (Target_selector::supported_names): New function.
9566 (Target_selector::bfd_name): New function.
9567 (Target_selector::do_instantiate_target): New pure virtual
9569 (Target_selector::do_recognize): New virtual function.
9570 (Target_selector::do_recognize_by_name): New virtual function.
9571 (Target_selector::instantiate_target): New private function.
9572 (supported_target_names): Declare.
9573 * target-select.cc (Target_selector::Target_selector): Update for
9574 new parameter and fields.
9575 (select_target_by_name): Check that the name matches before
9576 calling recognize_by_name.
9577 (supported_target_names): New function.
9578 * i386.cc (class Target_selector_i386): Update Target_selector
9579 constructor call. Remove recognize and recognize_by_name. Add
9580 do_instantiate_target.
9581 * x86_64.cc (class Target_selector_x86_64): Likewise.
9582 * testsuite/testfile.cc (class Target_selector_test): Update for
9583 changes to Target_selector.
9585 * README: Rewrite, with some notes on unsupported features.
9587 2008-03-24 Cary Coutant <ccoutant@google.com>
9589 * i386.cc (Target_i386::Got_type): New enum declaration.
9590 (Target_i386::Scan::local): Updated callers of Output_data_got
9592 (Target_i386::Scan::global): Likewise.
9593 (Target_i386::Relocate::relocate): Likewise.
9594 (Target_i386::Relocate::relocate_tls): Likewise.
9595 * object.h (Got_offset_list): New class.
9596 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9597 (Sized_relobj::local_got_offset): Likewise.
9598 (Sized_relobj::set_local_got_offset): Likewise.
9599 (Sized_relobj::local_has_tls_got_offset): Removed.
9600 (Sized_relobj::local_tls_got_offset): Removed.
9601 (Sized_relobj::set_local_tls_got_offset): Removed.
9602 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9603 * output.cc (Output_data_got::add_global): Added got_type parameter.
9604 (Output_data_got::add_global_with_rel): Likewise.
9605 (Output_data_got::add_global_with_rela): Likewise.
9606 (Output_data_got::add_global_pair_with_rel): New function.
9607 (Output_data_got::add_global_pair_with_rela): New function.
9608 (Output_data_got::add_local): Added got_type parameter.
9609 (Output_data_got::add_local_with_rel): Likewise.
9610 (Output_data_got::add_local_with_rela): Likewise.
9611 (Output_data_got::add_local_pair_with_rel): New function.
9612 (Output_data_got::add_local_pair_with_rela): New function.
9613 (Output_data_got::add_global_tls): Removed.
9614 (Output_data_got::add_global_tls_with_rel): Removed.
9615 (Output_data_got::add_global_tls_with_rela): Removed.
9616 (Output_data_got::add_local_tls): Removed.
9617 (Output_data_got::add_local_tls_with_rel): Removed.
9618 (Output_data_got::add_local_tls_with_rela): Removed.
9619 * output.h (Output_data_got::add_global): Added got_type parameter.
9620 (Output_data_got::add_global_with_rel): Likewise.
9621 (Output_data_got::add_global_with_rela): Likewise.
9622 (Output_data_got::add_global_pair_with_rel): New function.
9623 (Output_data_got::add_global_pair_with_rela): New function.
9624 (Output_data_got::add_local): Added got_type parameter.
9625 (Output_data_got::add_local_with_rel): Likewise.
9626 (Output_data_got::add_local_with_rela): Likewise.
9627 (Output_data_got::add_local_pair_with_rel): New function.
9628 (Output_data_got::add_local_pair_with_rela): New function.
9629 (Output_data_got::add_global_tls): Removed.
9630 (Output_data_got::add_global_tls_with_rel): Removed.
9631 (Output_data_got::add_global_tls_with_rela): Removed.
9632 (Output_data_got::add_local_tls): Removed.
9633 (Output_data_got::add_local_tls_with_rel): Removed.
9634 (Output_data_got::add_local_tls_with_rela): Removed.
9635 * resolve.cc (Symbol::override_base_with_special): Removed
9636 reference to has_got_offset_ field.
9637 * symtab.cc (Symbol::init_fields): Replaced initialization
9638 of got_offset_ with got_offsets_. Removed initialization
9640 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9641 (Symbol::got_offset): Likewise.
9642 (Symbol::set_got_offset): Likewise.
9643 (Symbol::has_tls_got_offset): Removed.
9644 (Symbol::tls_got_offset): Removed.
9645 (Symbol::set_tls_got_offset): Removed.
9646 (Symbol::got_offset_): Removed.
9647 (Symbol::tls_mod_got_offset_): Removed.
9648 (Symbol::tls_pair_got_offset_): Removed.
9649 (Symbol::got_offsets_): New field.
9650 (Symbol::has_got_offset): Removed.
9651 (Symbol::has_tls_mod_got_offset): Removed.
9652 (Symbol::has_tls_pair_got_offset): Removed.
9653 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9654 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9656 (Target_x86_64::Scan::global): Likewise.
9657 (Target_x86_64::Relocate::relocate): Likewise.
9658 (Target_x86_64::Relocate::relocate_tls): Likewise.
9660 2008-03-25 Ben Elliston <bje@au.ibm.com>
9662 * yyscript.y: Fix spelling error in comment.
9664 2008-03-24 Ian Lance Taylor <iant@google.com>
9666 * options.h (class General_options): Define build_id option.
9667 * layout.h (class Layout): Declare write_build_id, create_note,
9668 create_build_id. Add build_id_note_ member.
9669 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9670 "libiberty.h", "md5.h", "sha1.h".
9671 (Layout::Layout): Initialize eh_frame_data_,
9672 eh_frame_hdr_section_, and build_id_note_.
9673 (Layout::finalize): Call create_build_id.
9674 (Layout::create_note): New function, broken out of
9675 Layout::create_gold_note.
9676 (Layout::create_gold_note): Call create_note.
9677 (Layout::create_build_id): New function.
9678 (Layout::write_build_id): New function.
9679 (Close_task_runner::run): Call write_build_id.
9681 * x86_64.cc: Correct license to GPLv3.
9683 2008-03-23 Ian Lance Taylor <iant@google.com>
9685 * options.cc: Include "demangle.h".
9686 (parse_optional_string): New function.
9687 (parse_long_option): Handle takes_optional_argument.
9688 (parse_short_option): Update dash_z initializer. Handle
9689 takes_optional_argument.
9690 (General_options::General_options): Initialize do_demangle_.
9691 (General_options::finalize): Set do_demangle_. Handle demangling
9693 * options.h (parse_optional_string): Declare.
9694 (struct One_option): Add optional_arg field. Update constructor.
9695 Update call constructor calls. Add takes_optional_argument
9697 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9698 (DEFINE_optional_string): Define.
9699 (General_options::demangle): Change from DEFINE_bool to
9700 DEFINE_optional_string.
9701 (General_options::no_demangle): New function.
9702 (General_options::do_demangle): New function.
9703 (General_options::set_do_demangle): New function.
9704 (General_options::execstack_status_): Move definition to end of
9706 (General_options::static_): Likewise.
9707 (General_options::do_demangle_): New field.
9708 * object.cc (big_endian>::get_symbol_location_info): Call
9709 Options::do_demangle, not Options::demangle.
9710 * symtab.cc (demangle): Likewise.
9712 2008-03-22 Ian Lance Taylor <iant@google.com>
9714 * gold.h: Include <cstddef> and <sys/types.h>
9715 * options.h: Include <cstring>.
9717 2008-03-21 Ian Lance Taylor <iant@google.com>
9719 * Added source code to GNU binutils.