1 2011-02-09 Ian Lance Taylor <iant@google.com>
4 * object.h (class Sized_relobj): Remove clear_local_symbols.
5 * reloc.cc (Sized_relobj::do_relocate): Don't call
8 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
10 * plugin.cc (is_visible_from_outside): Return true for symbols
13 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
15 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
18 2011-02-02 Sriraman Tallam <tmsriram@google.com>
20 * icf.h (is_section_foldable_candidate): Change type of parameter
22 * icf.cc (Icf::find_identical_sections): Change type of local variable
23 section_name to be std::string.
24 (is_function_ctor_or_dtor): Change type of parameter to std::string.
26 2011-01-25 Ian Lance Taylor <iant@google.com>
28 * script.cc (script_add_extern): Rewrite to use
31 2011-01-25 Doug Kwan <dougkwan@google.com>
33 * icf.cc (get_section_contents): Always lock section's object.
35 2011-01-24 Ian Lance Taylor <iant@google.com>
37 * options.h (class General_options): Accept
38 --no-detect-odr-violations.
40 2011-01-24 Ian Lance Taylor <iant@google.com>
42 * version.cc (version_string): Bump to 1.11.
44 2011-01-24 Ian Lance Taylor <iant@google.com>
46 * plugin.cc (class Plugin_rescan): Define new class.
47 (Plugin_manager::claim_file): Set any_claimed_.
48 (Plugin_manager::save_archive): New function.
49 (Plugin_manager::save_input_group): New function.
50 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
52 (Plugin_manager::new_undefined_symbol): New function.
53 (Plugin_manager::rescan): New function.
54 (Plugin_manager::rescannable_defines): New function.
55 (Plugin_manager::add_input_file): Set any_added_.
56 * plugin.h (class Plugin_manager): define new fields rescannable_,
57 undefined_symbols_, any_claimed_, and any_added_. Declare
58 Plugin_rescan as friend. Declare new functions.
59 (Plugin_manager::Rescannable): Define type.
60 (Plugin_manager::Rescannable_list): Define type.
61 (Plugin_manager::Undefined_symbol_list): Define type.
62 (Plugin_manager::Plugin_manager): Initialize new fields.
63 * archive.cc (Archive::defines_symbol): New function.
64 (Add_archive_symbols::run): Pass archive to plugins if any.
65 * archive.h (class Archive): Declare defines_symbol.
66 * readsyms.cc (Input_group::~Input_group): New function.
67 (Finish_group::run): Pass input_group to plugins if any.
68 * readsyms.h (class Input_group): Declare destructor.
69 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
72 2011-01-10 Ian Lance Taylor <iant@google.com>
74 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
76 (Layout::set_segment_offsets): Reset increase_relro before calling
77 set_section_addresses a second time.
79 2011-01-04 Cary Coutant <ccoutant@google.com>
81 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
82 sections before NOBITS sections.
84 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
86 * version.cc (print_version): Update copyright to 2011.
88 2010-12-23 Cary Coutant <ccoutant@google.com>
90 * output.h (Output_data_reloc::add_output_section): Pass OD instead
91 of OS to this->add. Add OD parameter to second form of the function.
93 2010-12-20 Ian Lance Taylor <iant@google.com>
95 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
96 second of two consecutive entries with same offset.
98 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
100 * testsuite/Makefile.am (ifuncmain2static_LDADD)
101 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
102 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
103 to avoid unneeded links against $(LDADD).
104 * testsuite/Makefile.in: Regenerate.
106 2010-12-15 Ian Lance Taylor <iant@google.com>
109 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
110 for R_X86_64_32 and R_X86_64_PC32.
111 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
112 ver_matching_def_pic.o.
113 (ver_matching_def_pic.o): New target.
115 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
117 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
118 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
119 Move definition before File_read::View member definitions.
120 (File_read::View::~View): Initialize and hold lock before
121 updating current_mapped_bytes.
123 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
125 * dwarf_reader.cc: Remove outdated comment.
126 * gold-threads.cc: Fix typo in error message.
127 * archive.cc: Fix typos in comments.
128 * archive.h: Likewise.
129 * arm-reloc-property.cc: Likewise.
130 * arm-reloc-property.h: Likewise.
131 * arm-reloc.def: Likewise.
133 * attributes.h: Likewise.
135 * ehframe.cc: Likewise.
136 * fileread.h: Likewise.
140 * incremental.h: Likewise.
141 * int_encoding.cc: Likewise.
142 * layout.h: Likewise.
145 * object.cc: Likewise.
146 * object.h: Likewise.
147 * options.cc: Likewise.
148 * readsyms.cc: Likewise.
149 * reduced_debug_output.cc: Likewise.
150 * reloc.cc: Likewise.
151 * script-sections.cc: Likewise.
152 * sparc.cc: Likewise.
153 * symtab.h: Likewise.
154 * target-reloc.h: Likewise.
155 * target.cc: Likewise.
156 * target.h: Likewise.
157 * timer.cc: Likewise.
159 * x86_64.cc: Likewise.
161 2010-12-09 Cary Coutant <ccoutant@google.com>
163 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
165 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
166 parameter; change all callers.
167 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
168 * options.h (warn_execstack): New option.
170 2010-12-07 Doug Kwan <dougkwan@google.com>
172 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
173 like function call relocations.
175 2010-12-07 Ian Lance Taylor <iant@google.com>
177 * archive.cc (Archive::get_elf_object_for_member): Permit
178 punconfigured to be NULL.
179 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
180 (Archive::include_member): Pass NULL to get_elf_object_for_member
181 if we searched for the archive and this is the first included
184 2010-12-01 Ian Lance Taylor <iant@google.com>
186 * dwarf_reader.h (class Sized_dwarf_line_info): Add
187 track_relocs_type_ field.
188 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
189 Set track_relocs_type_.
190 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
191 contents when using RELA relocs.
192 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
194 * reloc.cc (Track_relocs::next_addend): New function.
195 * reloc.h (class Track_relocs): Declare next_addend.
197 2010-12-01 Ian Lance Taylor <iant@google.com>
199 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
202 2010-12-01 Ian Lance Taylor <iant@google.com>
204 * README: Update compilers known to work and fail.
206 2010-11-23 Matthias Klose <doko@ubuntu.com>
208 * configure.in: For --enable-gold, handle value `default' instead of
209 `both*'. Always install ld as ld.bfd, install as ld if gold is
211 * configure: Regenerate.
213 2010-11-18 Doug Kwan <dougkwan@google.com>
215 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
216 and right_alignment to be zero. Store result alignment only if it is
217 greater than existing alignment.
219 2010-11-16 Cary Coutant <ccoutant@google.com>
222 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
223 Check for ".zdebug_line".
225 2010-11-16 Doug Kwan <dougkwan@google.com>
226 Cary Coutant <ccoutant@google.com>
228 * output.h (Output_segment::set_section_addresses): Pass increase_relro
229 by reference; adjust all callers.
230 * output.cc (Output_segment::set_section_addresses): Adjust references
231 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
233 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
234 end at page boundary.
236 2010-11-16 Cary Coutant <ccoutant@google.com>
239 * layout.cc (Layout::choose_output_section): Transform names of
240 compressed sections even when using a script with a SECTIONS clause.
241 (Layout::output_section_name): Remove code to transform
242 compressed debug section names.
243 * output.cc (Output_section::add_input_section): Use uncompressed
244 section size when tracking input sections.
246 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
248 * symtab.h (Symbol::NON_PIC_REF): Remove.
249 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
250 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
251 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
252 (Symbol::use_plt_offset): Take a flags argument and pass it
253 directly to needs_dynamic_reloc. Restrict check for undefined
254 weak symbols to function calls.
255 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
256 (Target_arm::Scan::global): Use it.
257 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
258 (Target_arm::Relocate::relocate): Likewise.
259 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
260 parameter with an r_type parameter. Use get_reference_flags
262 (Target_arm::Relocate::relocate): Update accordingly.
263 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
264 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
265 (Target_i386::Scan::global): Likewise.
266 (Target_i386::Relocate::relocate): Likewise.
267 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
268 parameter with an r_type parameter. Use get_reference_flags
270 (Target_i386::Relocate::relocate): Update accordingly.
271 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
272 (Target_powerpc::Scan::global): Use it.
273 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
274 (Target_powerpc::Relocate::relocate): Likewise.
275 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
276 (Target_sparc::Scan::global): Use it.
277 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
278 (Target_sparc::Relocate::relocate): Likewise.
279 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
280 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
281 (Target_x86_64::Scan::global): Likewise.
282 (Target_x86_64::Relocate::relocate): Likewise.
284 2010-11-08 Doug Kwan <dougkwan@google.com>
285 Cary Coutant <ccoutant@google.com>
287 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
288 (Arm_exidx_merge_section::section_contents_): New data member.
289 (Arm_input_section::Arm_input_section): Initialize original_contents_.
290 (Arm_input_section::~Arm_input_section): De-allocate memory.
291 (Arm_input_section::original_contents_): New data member.
292 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
293 in parameters instead of calling Object::section_contents without
295 (Arm_output_section::group_section): New parameter TASK. Pass it
296 to callees that need locking objects.
297 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
298 to lock EXIDX input sections. Fix a formatting issue. Call
299 Arm_exidx_merged_section::build_contents to create merged section
301 (Arm_output_section::create_stub_group): New parameter TASK. Use it
302 to lock object of stub table owner.
303 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
304 TEXT_SIZE to initialize data member TEXT_SIZE_.
305 (Arm_exidx_input_section::addralign): Fix typo in comment.
306 (Arm_exidx_input_section::text_size): New method.
307 (Target_arm::do_relax): New parameter TASK. Pass it to callees
308 that require locking objects. Lock objects before scanning for stubs
309 and updating local symbols.
310 (Arm_input_section<big_endian>::init): Copy contents of original
312 (Arm_input_section<big_endian>::do_write): Use saved contents of
313 original input section instead of calling Object::section_contents
315 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
316 size without calling Object::section_size().
317 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
318 for size. Allocate a buffer for merged EXIDX entries.
319 (Arm_exidx_merged_section::build_contents): New method.
320 (Arm_exidx_merged_section::do_write): Move merge section contents
321 building code to Arm_exidx_merged_section::build_contetns. Write
322 out contetns in buffer instead of building it on the fly.
323 (Arm_relobj::make_exidx_input_section): Also pass text section size
324 to Arm_exidx_input_section constructor.
325 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
326 (Arm_dynobj::do_read_symbols): Fix memory leak.
327 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
328 * target.h: (class Task): Add forward declaration.
329 (Target::relax): Add new parameter TASK and pass it to
331 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
333 2010-11-05 Cary Coutant <ccoutant@google.com>
336 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
337 object when reading from the file.
338 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
340 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
341 when reading section contents.
342 (get_section_contents): Likewise.
343 (icf::find_identical_sections): Likewise.
344 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
345 object when reading from the file.
346 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
347 the object when doing deferred section layout.
349 2010-11-03 Nick Clifton <nickc@redhat.com>
352 * script.h (class Symbol_assignment: name): New member. Returns
353 the name of the symbol.
354 * scrfipt.cc (Script_options::is_pending_assignment): New member.
355 Returns true if the given symbol name is on the list of
356 assignments wating to be processed.
357 * archive.cc (should_incldue_member): If the symbol is undefined,
358 check to see if it is on the list of symbols pending assignment.
360 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
362 * script-sections.cc (Script_sections::find_memory_region): Check
363 for a NULL output section pointer.
365 2010-10-29 Doug Kwan <dougkwan@google.com>
367 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
368 Output_section::add_relaxed_input_section.
369 * output.cc (Output_section::add_relaxed_input_section): Add new
370 arguments LAYOUT and NAME. Set section order index.
371 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
372 Copy section order index.
373 * output.h (Output_section::add_relaxed_input_section): Add new
374 arguments LAYOUT and NAME.
376 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
378 * testsuite/Makefile.am: Move gcctestdir/ld rule to
379 NATIVE_OR_CROSS_LINKER.
380 * testsuite/Makefile.in: Regenerate.
382 2010-10-20 Doug Kwan <dougkwan@google.com>
384 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
385 without SHF_LINK_ORDER flags.
386 * layout.cc (Layout::choose_output_section): Do not filter
387 SHF_LINK_ORDER flag in a relocatable link.
389 2010-10-17 Cary Coutant <ccoutant@google.com>
391 * output.h (Output_segment::set_section_addresses): Change function
392 signature. Update all callers.
393 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
395 (Output_segment::set_section_addresses): Align after last TLS
396 section. Add padding before last relro section instead of after.
398 2010-10-17 Doug Kwan <dougkwan@google.com>
400 * gold/arm.cc (Target_arm::got_section): Use correct order and set
401 GOT output section to be writable.
403 2010-10-14 Cary Coutant <ccoutant@google.com>
405 * debug.h (DEBUG_INCREMENTAL): New flag.
406 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
407 * gold.cc (queue_initial_tasks): Check parameters for incremental link
409 * incremental.cc (report_command_line): Ignore all forms of
411 * layout.cc (Layout::Layout): Check parameters for incremental link
413 * options.cc (General_options::parse_incremental): New function.
414 (General_options::parse_no_incremental): New function.
415 (General_options::parse_incremental_full): New function.
416 (General_options::parse_incremental_update): New function.
417 (General_options::incremental_mode_): New data member.
418 (General_options::finalize): Check incremental_mode_.
419 * options.h (General_options): Update help text for --incremental.
420 Add --no-incremental, --incremental-full, --incremental-update.
421 (General_options::Incremental_mode): New enum type.
422 (General_options::incremental_mode): New function.
423 (General_options::incremental_mode_): New data member.
424 * parameters.cc (Parameters::incremental_mode_): New data member.
425 (Parameters::set_options): Set incremental_mode_.
426 (Parameters::set_incremental_full): New function.
427 (Parameters::incremental): New function.
428 (Parameters::incremental_update): New function.
429 (set_parameters_incremental_full): New function.
430 * parameters.h (Parameters::set_incremental_full): New function.
431 (Parameters::incremental): New function.
432 (Parameters::incremental_update): New function.
433 (Parameters::incremental_mode_): New data member.
434 (set_parameters_incremental_full): New function.
435 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
436 incremental link mode.
437 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
438 (Sized_relobj::do_relocate_sections): Likewise.
439 * testsuite/Makefile.am (incremental_test): Use --incremental-full
441 * testsuite/Makefile.in: Regenerate.
442 * testsuite/incremental_test.sh: Filter all forms of --incremental.
444 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
446 * script-sections.h (class Script_sections): Make
447 Sections_elements typedef public.
448 * script-sections.cc (class Sort_output_sections): Add elements_
449 field. Add constructor which sets it; change all callers.
450 (Sort_output_sections::is_before): New function.
451 (Sort_output_sections::operator()): Call is_before.
452 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
454 * testsuite/script_test_10.sh: New test. Test script section
456 * testsuite/script_test_10.t: Likewise.
457 * testsuite/script_test_10.s: Likewise.
458 * testsuite/Makefile.am: Wrap the cross linker tests and the
459 common tests into NATIVE_OR_CROSS_LINKER.
460 (check_SCRIPTS): Add script_test_10.sh.
461 (check_DATA): Add script_test_10.stdout.
462 (script_test_10.o, script_test_10): New targets.
463 (script_test_10.stdout): New target.
464 * configure, testsuite/Makefile.in: Regenerate.
466 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
468 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
469 error for the deprecated relocations.
470 (Target_arm::Scan::global): Likewise.
471 (Target_arm::Relocate::relocate): Likewise.
473 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
475 * fileread.cc (Input_file::find_file): Initialize *found_name
476 and *namep when using the fallback search for case 4.
478 2010-10-11 Cary Coutant <ccoutant@google.com>
480 * options.h (class General_options): Redefine -z lazy as an alias for
481 the negation of -z now.
483 2010-10-11 Ian Lance Taylor <iant@google.com>
485 * resolve.cc (symbol_to_bits): Report the value of the unsupported
488 2010-10-06 Nick Clifton <nickc@redhat.com>
490 * script-sections.cc(class Memory_region): Remove
491 current_lma_offset_ field. Rename current_vma_offset_ to
492 current_offset_. Add last_section_ field.
493 (Memory_region::get_current_vma_address): Rename to
495 (Memory_region::get_current_lma_address): Delete.
496 (Memory_region::increment_vma_offset): Rename to
498 (Memory_region::increment_lma_offset): Delete.
499 (Memory_region::attributes_compatible): New method. Returns
500 true if the provided section is compatible with the region.
501 (Memory_region::get_last_section): New method. Returns the last
502 section to use the region.
503 (Memory_region::set_last_section): New method. Stores the last
504 section to use the region.
505 (Script_sections::block_in_region): New method. Returns true if
506 a block of memory is contained within a region.
507 (Script_sections::find_memory_region): New method. Locates a
508 memory region to be used to set a VMA or LMA address.
509 (Output_section_definition::set_section_addresses): Add code to
510 check for addresses set by memory regions.
511 (Output_segment::set_section_addresses): Remove memory region
513 (Script_sections::create_segment): Add a warning if a header
514 segment is created outside of any region.
515 * script-sections.h (class Script_sections): Add prototypes for
516 find_memory_region and block_in_region methods.
517 * testsuite/memory_test.s: Use .long instead of .word.
518 * testsuite/memory_test.t: Add some more output sections.
519 * testsuite/memory_test.sh: Update expected output.
521 2010-10-02 Doug Kwan <dougkwan@google.com>
523 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
524 defintion to symtab.h
525 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
526 declaration to defintion.
528 2010-10-01 Nick Clifton <nickc@redhat.com>
530 * expression.cc (eval): Replace dummy argument with NULL.
531 (eval_maybe_dot): Check for a NULL result section pointer.
532 (Symbol_expression::value): Likewise.
533 (Dot_expression::value): Likewise.
534 (BINARY_EXPRESSION): Likewise.
535 (Max_expression::value): Likewise.
536 (Min_expression::value): Likewise.
537 (Absolute_expression::value): Likewise.
538 (Addr_expression::value_from_output_section): Likewise.
539 (Loaddddr_expression::value_from_output_section): Likewise.
540 (Segment_start_expression::value): Likewise.
542 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
544 (Sections_elememt_dot_assignment::set_section_addresses):
546 (Output_data_expression::do_write_to_buffer): Likewise.
547 (Output_section_definition::finalize_symbols): Likewise.
548 (Output_section_definition::set_section_addresses): Likewise.
550 2010-09-30 Doug Kwan <dougkwan@google.com>
552 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
554 2010-09-28 Sriraman Tallam <tmsriram@google.com>
556 * target.h (Target::can_icf_inline_merge_sections): New virtual
558 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
560 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
562 * icf.cc (get_section_contents): Inline merge sections only when
565 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
567 * configure: Regenerate.
569 2010-09-17 Ian Lance Taylor <iant@google.com>
571 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
572 * testsuite/Makefile.am (memory_test.o): New target.
573 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
575 * testsuite/Makefile.in: Rebuild.
577 2010-09-17 Doug Kwan <dougkwan@google.com>
579 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
580 defintion if relocation uses GOT entries of the symbol.
581 * testsuite/icf_safe_test.sh: Fix test.
582 * testsuite/icf_safe_so_test.sh: Fix test.
584 2010-09-16 Cary Coutant <ccoutant@google.com>
586 * script_sections.cc (class Memory_region): Remove "NULL" from
587 vector initializations.
589 2010-09-15 Cary Coutant <ccoutant@google.com>
591 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
592 Resolve forwarding symbols.
594 2010-09-15 Doug Kwan <dougkwan@google.com>
596 * gold/testsuite/script_test_3.t: Add ARM special sections.
597 * gold/testsuite/script_test_4.t: Same.
598 * gold/testsuite/script_test_5.t: Same.
599 * gold/testsuite/script_test_6.t: Same.
600 * gold/testsuite/script_test_7.t: Same.
601 * gold/testsuite/script_test_7.t: Same.
602 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
604 2010-09-14 Cary Coutant <ccoutant@google.com>
606 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
607 (Target_x86_64::Relocate::relocate_tls): Replace check for
608 saw_tls_block_reloc_ with test for executable section.
610 2010-09-12 Cary Coutant <ccoutant@google.com>
612 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
613 position-independent executables to shared libraries need dynamic
615 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
616 position-independent executables.
617 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
618 * testsuite/Makefile.in: Regenerate.
620 2010-09-10 Nick Clifton <nickc@redhat.com>
623 * testsuite/memory_test.t: Discard any sections that are not
626 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
629 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
630 "This::" to work around a bug in gcc 4.2.
632 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
634 2010-09-09 Rafael Espindola <espindola@google.com>
636 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
637 sections with different PF_X flags in the same segment.
638 (Layout::find_first_load_seg): Search all segments to find the first
640 * options.h (rosegment): New.
642 2010-09-08 Rafael Espindola <espindola@google.com>
644 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
646 2010-09-08 Doug Kwan <dougkwan@google.com>
648 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
649 (Arm_relobj::do_relocate_sections): Add new parameter for output
650 file to match the parent.
651 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
652 of local symbols instead of input values. Update code to track
653 changes in gold::relocate_section.
654 * object.cc (Sized_relobj::compute_final_local_value): New methods.
655 (Sized_relobj::compute_final_local_value_internal): New methods.
656 (Sized_relobj::do_finalize_local_symbols): Move code from loop
657 body into private version of Sized_relobj::compute_final_local_value.
658 Call the inline method.
659 * object.h (Symbol_value::Symbol_value): Define destructor. Free
660 merged symbol value if there is one.
661 (Symbol_value::has_output_value): New method defintiion.
662 (Sized_relobj::Compute_final_local_value_status): New enum type.
663 (Sized_relobj::compute_final_local_value): New methods.
664 (Sized_relobj::compute_final_local_value_internal): New methods.
665 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
666 and arm_cortex_a8.sh.
667 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
668 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
670 * Makefile.in: Regenerate.
671 * testsuite/arm_bl_out_of_range.s: Update test.
672 * testsuite/thumb_bl_out_of_range.s: Ditto.
673 * testsuite/thumb_blx_out_of_range.s: Ditto.
674 * testsuite/arm_branch_out_of_range.sh: New file.
675 * testsuite/arm_cortex_a8.sh: Ditto.
676 * testsuite/arm_cortex_a8_b.s: Ditto.
677 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
678 * testsuite/arm_cortex_a8_b_local.s: Ditto.
679 * testsuite/arm_cortex_a8_bl.s: Ditto.
680 * testsuite/arm_cortex_a8_blx.s: Ditto.
681 * testsuite/arm_cortex_a8_local.s: Ditto.
682 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
683 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
685 2010-09-08 Rafael Espindola <espindola@google.com>
687 * Makefile.am (memory_test.stdout): Run readelf with -W.
688 * Makefile.in: Regenerate.
689 * testsuite/memory_test.sh: Make the regexps accept both 32 and
692 2010-09-08 Rafael Espindola <espindola@google.com>
694 * script-sections.cc (Script_sections::add_memory_region): Convert
695 field precision to int.
696 * script.cc (script_set_section_region, script_set_section_region):
697 Convert field precision to int.
699 2010-09-08 Rafael Espindola <espindola@google.com>
701 * arm.cc (do_finalize_sections): Create the __exidx_start and
702 __exdix_end symbols even when the section is missing.
704 2010-09-08 Nick Clifton <nickc@redhat.com>
706 * README: Remove claim that MEMORY is not supported.
707 * expression.cc (script_exp_function_origin)
708 (script_exp_function_length): Move from here to ...
709 * script.cc: ... here.
710 (script_set_section_region, script_add_memory)
711 (script_parse_memory_attr, script_include_directive): New
714 (class Memory_region): New class.
715 (class Output_section_definition): Add set_memory_region,
716 set_section_vma, set_section_lma and get_section_name methods.
717 (class Script_Sections): Add add_memory_region,
718 find_memory_region, find_memory_region_origin,
719 find_memory_region_length and set_memory_region methods.
720 Have set_section_addresses method walk the list of set memory
722 Extend the print methos to display memory regions.
723 * script-sections.h: Add prototypes for new methods.
724 Add enum for MEMORY region attributes.
725 * yyscript.y: Add support for parsing MEMORY regions.
726 * script-c.h: Add prototypes for new functions.
727 * testsuite/Makefile.am: Add test of MEMORY region functionality.
728 * testsuite/Makefile.in: Regenerate.
729 * testsuite/memory_test.sh: New script.
730 * testsuite/memory_test.s: New assembler source file.
731 * testsuite/memory_test.t: New linker script.
733 2010-08-27 Doug Kwan <dougkwan@google.com>
735 * gold/resolve.cc (Symbol_table::should_override): Let a weak
736 reference override an existing dynamic weak reference.
737 * testsuite/Makefile.am: Add new test dyn_weak_ref.
738 * testsuite/Makefile.in: Regenerate.
739 * testsuite/dyn_weak_ref.sh: New file.
740 * testsuite/dyn_weak_ref_1.c: Ditto.
741 * testsuite/dyn_weak_ref_2.c: Ditto.
743 2010-08-27 Ian Lance Taylor <iant@google.com>
745 * incremental.h (class Incremental_input_entry): Add virtual
748 2010-08-27 Ian Lance Taylor <iant@google.com>
750 * testsuite/start_lib_test_3.c: Mark t3 as used.
752 2010-08-27 Nick Clifton <nickc@redhat.com>
754 * options.cc (version_script): Fix small typo in previous
757 2010-08-25 Nick Clifton <nickc@redhat.com>
759 * archive.cc: Formatting fixes: Remove whitespace between
760 typename and following asterisk. Remove whitespace between
761 function name and opening parenthesis.
762 * archive.h: Likewise.
764 * attributes.cc: Likewise.
765 * attributes.h: Likewise.
766 * common.cc: Likewise.
767 * copy-relocs.cc: Likewise.
768 * dirsearch.h: Likewise.
769 * dynobj.cc: Likewise.
770 * ehframe.cc: Likewise.
771 * ehframe.h: Likewise.
772 * expression.cc: Likewise.
773 * fileread.cc: Likewise.
774 * fileread.h: Likewise.
776 * gold-threads.cc: Likewise.
780 * incremental-dump.cc: Likewise.
781 * incremental.cc: Likewise.
782 * layout.cc: Likewise.
783 * layout.h: Likewise.
785 * merge.cc: Likewise.
787 * object.cc: Likewise.
788 * object.h: Likewise.
789 * options.cc: Likewise.
790 * options.h: Likewise.
791 * output.cc: Likewise.
792 * output.h: Likewise.
793 * plugin.cc: Likewise.
794 * plugin.h: Likewise.
795 * powerpc.cc: Likewise.
796 * reloc.cc: Likewise.
797 * script-c.h: Likewise.
798 * script-sections.cc: Likewise.
799 * script.cc: Likewise.
800 * stringpool.cc: Likewise.
801 * symtab.cc: Likewise.
802 * symtab.h: Likewise.
803 * target.cc: Likewise.
804 * timer.cc: Likewise.
806 * version.cc: Likewise.
807 * x86_64.cc: Likewise.
809 2010-08-24 Nick Clifton <nickc@redhat.com>
812 * layout.cc (segment_precedes): Sort segments by their physical
813 addresses, if they have been set.
815 2010-08-23 Cary Coutant <ccoutant@google.com>
817 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
819 (Lib_group::include_member): Unlock object after deleting its
821 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
824 2010-08-19 Neil Vachharajani <nvachhar@google.com>
825 Cary Coutant <ccoutant@google.com>
827 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
828 constructor, and set_blocker.
829 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
831 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
832 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
833 * testsuite/Makefile.am (start_lib_test): New test case.
834 * testsuite/Makefile.in: Regenerate.
835 * testsuite/start_lib_test_main.c: New file.
836 * testsuite/start_lib_test_1.c: New file.
837 * testsuite/start_lib_test_2.c: New file.
838 * testsuite/start_lib_test_3.c: New file.
840 2010-08-19 Ian Lance Taylor <iant@google.com>
842 * Makefile.in: Rebuild with automake 1.11.1.
843 * aclocal.m4: Likewise.
844 * testsuite/Makefile.in: Likewise.
846 2010-08-19 Ian Lance Taylor <iant@google.com>
849 * i386.cc (class Output_data_plt_i386): Update declarations.
850 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
851 local_ifuncs_ fields.
852 (Target_i386::do_plt_section_for_global): New function.
853 (Target_i386::do_plt_section_for_local): New function.
854 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
855 parameter; change all callers. Initialize global_ifuncs_ and
856 local_ifuncs_. If doing a static link define __rel_iplt_start and
858 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
859 (Output_data_plt_i386::add_local_ifunc_entry): New function.
860 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
862 (Target_i386::make_plt_section): New function, broken out of
863 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
864 (Target_i386::make_plt_entry): Call make_plt_section.
865 (Target_i386::make_local_ifunc_plt_entry): New function.
866 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
867 (Target_i386::Scan::local): Handle IFUNC symbols. Add
868 R_386_IRELATIVE to switch.
869 (Target_i386::Scan::global): Likewise.
870 (Target_i386::Relocate::relocate): Likewise.
871 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
873 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
874 (Target_x86_64::do_plt_section_for_global): New function.
875 (Target_x86_64::do_plt_section_for_local): New function.
876 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
877 parameter; change all callers. If doing a static link define
878 __rela_iplt_start and __rela_iplt_end.
879 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
880 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
881 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
883 (Target_x86_64::make_local_ifunc_plt_entry): New function.
884 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
886 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
887 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
888 R_X86_64_IRELATIVE to switch.
889 (Target_x86_64::Scan::global): Likewise.
890 (Target_x86_64::Relocate::relocate): Likewise.
891 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
893 * target.h (class Target): Add plt_section_for_global and
894 plt_section_for_local functions. Add do_plt_section_for_global
895 and do_plt_section_for_local virtual functions.
896 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
898 (Symbol::use_plt_offset): Handle IFUNC symbol.
899 * object.cc (Sized_relobj::Sized_relobj): Initialize
901 (Sized_relobj::local_has_plt_offset): New function.
902 (Sized_relobj::local_plt_offset): New function.
903 (Sized_relobj::set_local_plt_offset): New function.
904 (Sized_relobj::do_count): Handle IFUNC symbol.
905 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
906 a bit away from input_shndx_ field. Add set_is_func_symbol and
907 is_ifunc_symbol functions.
908 (class Sized_relobj): Update declarations. Remove Tls_got_entry
909 and Local_tls_got_offsets. Define Local_plt_offsets. Add
910 local_plt_offsets_ field.
911 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
912 * output.h (class Output_section_data): Add non-const
913 output_section function.
914 (class Output_data_got): Update declarations.
915 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
916 Add use_plt_offset parameter to global and local constructors.
917 Change all callers. Change local_sym_index_ field to 31 bits.
918 Change GSYM_CODE and CONSTANT_CODE accordingly.
919 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
920 doing a static link don't set sh_link field.
921 (Output_data_got::Got_entry::write): Use PLT offset if
923 (Output_data_got::add_global_plt): New function.
924 (Output_data_got::add_local_plt): New function.
925 * target-reloc.h (relocate_section): Handle IFUNC symbol.
926 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
927 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
928 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
929 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
931 * testsuite/ifunc-sel.h: New file.
932 * testsuite/ifuncmain1.c: New file.
933 * testsuite/ifuncmain1vis.c: New file.
934 * testsuite/ifuncmod1.c: New file.
935 * testsuite/ifuncdep2.c: New file.
936 * testsuite/ifuncmain2.c: New file.
937 * testsuite/ifuncmain3.c: New file.
938 * testsuite/ifuncmod3.c: New file.
939 * testsuite/ifuncmain4.c: New file.
940 * testsuite/ifuncmain5.c: New file.
941 * testsuite/ifuncmod5.c: New file.
942 * testsuite/ifuncmain6pie.c: New file.
943 * testsuite/ifuncmod6.c: New file.
944 * testsuite/ifuncmain7.c: New file.
945 * configure, testsuite/Makefile.in: Rebuild.
947 2010-08-18 Ian Lance Taylor <iant@google.com>
950 (Output_section_incremental_inputs::write_input_files): Add cast
951 to avoid signed/unsigned comparison warning.
952 (Output_section_incremental_inputs::write_info_blocks): Likewise.
954 2010-08-12 Cary Coutant <ccoutant@google.com>
956 * common.cc (Sort_commons::operator()): Remove unnecessary code.
958 2010-08-13 Ian Lance Taylor <iant@google.com>
960 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
962 2010-08-12 Cary Coutant <ccoutant@google.com>
963 Doug Kwan <dougkwan@google.com>
965 * resolve.cc (Symbol_table::should_override): When a weak dynamic
966 defintion overrides non-weak undef, remember that the original undef
968 * symtab.cc (Symbol_table::sized_write_global): For undef without
969 an original weak binding, set binding to global in output.
970 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
971 * testsuite/Makefile.in: Regenerate.
972 * testsuite/strong_ref_weak_def.sh: New file.
973 * testsuite/strong_ref_weak_def_1.c: Ditto.
974 * testsuite/strong_ref_weak_def_2.c: Ditto.
976 2010-08-12 Cary Coutant <ccoutant@google.com>
978 * testsuite/incremental_test.sh: Rewrite.
979 * testsuite/incremental_test_1.c: Rewrite.
980 * testsuite/incremental_test_2.c: Rewrite.
982 2010-08-12 Cary Coutant <ccoutant@google.com>
984 * arm.cc (Target_arm::got_size): Add const.
985 (Target_arm::got_entry_count): New function.
986 (Target_arm::plt_entry_count): New function.
987 (Target_arm::first_plt_entry_offset): New function.
988 (Target_arm::plt_entry_size): New function.
989 (Output_data_plt_arm::entry_count): New function.
990 (Output_data_plt_arm::first_plt_entry_offset): New function.
991 (Output_data_plt_arm::get_plt_entry_size): New function.
992 * i386.cc (Target_i386::got_size): Add const.
993 (Target_i386::got_entry_count): New function.
994 (Target_i386::plt_entry_count): New function.
995 (Target_i386::first_plt_entry_offset): New function.
996 (Target_i386::plt_entry_size): New function.
997 (Output_data_plt_i386::entry_count): New function.
998 (Output_data_plt_i386::first_plt_entry_offset): New function.
999 (Output_data_plt_i386::get_plt_entry_size): New function.
1000 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1001 find_incremental_inputs_sections. Dump incremental_got_plt section.
1002 * incremental.cc: Include target.h.
1003 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1004 parameter. Adjust all callers. Find incremental_got_plt section.
1005 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1007 (Output_section_incremental_inputs::set_final_data_size): Calculate
1008 size of incremental_got_plt section.
1009 (Output_section_incremental_inputs::do_write): Write the
1010 incremental_got_plt section.
1011 (Got_plt_view_info): New struct.
1012 (Local_got_offset_visitor): New class.
1013 (Global_got_offset_visitor): New class.
1014 (Global_symbol_visitor_got_plt): New class.
1015 (Output_section_incremental_inputs::write_got_plt): New function.
1016 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1017 Add parameter. Adjust all callers.
1018 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1019 (Incremental_inputs::got_plt_section): New function.
1020 (Incremental_inputs::got_plt_section_): New data member.
1021 (Incremental_got_plt_reader): New class.
1022 * layout.cc (Layout::create_incremental_info_sections): Add the
1023 incremental_got_plt section.
1024 * object.h (Got_offset_list::get_list): New function.
1025 (Got offset_list::for_all_got_offsets): New function.
1026 (Sized_relobj::local_got_offset_list): New function.
1027 * powerpc.cc (Target_powerpc::got_size): Add const.
1028 (Target_powerpc::got_entry_count): New function.
1029 (Target_powerpc::plt_entry_count): New function.
1030 (Target_powerpc::first_plt_entry_offset): New function.
1031 (Target_powerpc::plt_entry_size): New function.
1032 (Output_data_plt_powerpc::entry_count): New function.
1033 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1034 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1035 * sparc.cc (Target_sparc::got_size): Add const.
1036 (Target_sparc::got_entry_count): New function.
1037 (Target_sparc::plt_entry_count): New function.
1038 (Target_sparc::first_plt_entry_offset): New function.
1039 (Target_sparc::plt_entry_size): New function.
1040 (Output_data_plt_sparc::entry_count): New function.
1041 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1042 (Output_data_plt_sparc::get_plt_entry_size): New function.
1043 * symtab.h (Symbol::got_offset_list): New function.
1044 (Symbol_table::for_all_symbols): New function.
1045 * target.h (Sized_target::got_entry_count): New function.
1046 (Sized_target::plt_entry_count): New function.
1047 (Sized_target::plt_entry_size): New function.
1048 * x86_64.cc (Target_x86_64::got_size): Add const.
1049 (Target_x86_64::got_entry_count): New function.
1050 (Target_x86_64::plt_entry_count): New function.
1051 (Target_x86_64::first_plt_entry_offset): New function.
1052 (Target_x86_64::plt_entry_size): New function.
1053 (Output_data_plt_x86_64::entry_count): New function.
1054 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1055 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1057 2010-08-12 Cary Coutant <ccoutant@google.com>
1059 * archive.cc: Include incremental.h.
1060 (Archive::Archive): Initialize incremental_info_.
1061 (Archive::include_member): Record archive members in incremental info.
1062 (Add_archive_symbols::run): Record begin and end of an archive in
1064 (Lib_group::include_member): Record objects in incremental info.
1065 * archive.h (Incremental_archive_entry): Forward declaration.
1066 (Archive::set_incremental_info): New member function.
1067 (Archive::incremental_info): New member function.
1068 (Archive::Unused_symbol_iterator): New class.
1069 (Archive::unused_symbols_begin): New member function.
1070 (Archive::unused_symbols_end): New member function.
1071 (Archive::incremental_info_): New data member.
1072 * incremental-dump.cc (find_input_containing_global): New function.
1073 (dump_incremental_inputs): Dump new incremental info sections.
1074 * incremental.cc: Include symtab.h.
1075 (Output_section_incremental_inputs): New class.
1076 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1077 new incremental info sections.
1078 (Sized_incremental_binary::do_check_inputs): Likewise.
1079 (Incremental_inputs::report_archive): Remove.
1080 (Incremental_inputs::report_archive_begin): New function.
1081 (Incremental_inputs::report_archive_end): New function.
1082 (Incremental_inputs::report_object): New function.
1083 (Incremental_inputs::finalize_inputs): Remove.
1084 (Incremental_inputs::report_input_section): New function.
1085 (Incremental_inputs::report_script): Rewrite.
1086 (Incremental_inputs::finalize): Do nothing but finalize string table.
1087 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1088 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1089 (Incremental_inputs::create_data_sections): New function.
1090 (Incremental_inputs::relocs_entsize): New function.
1091 (Output_section_incremental_inputs::set_final_data_size): New function.
1092 (Output_section_incremental_inputs::do_write): New function.
1093 (Output_section_incremental_inputs::write_header): New function.
1094 (Output_section_incremental_inputs::write_input_files): New function.
1095 (Output_section_incremental_inputs::write_info_blocks): New function.
1096 (Output_section_incremental_inputs::write_symtab): New function.
1097 * incremental.h (Incremental_script_entry): Forward declaration.
1098 (Incremental_object_entry): Forward declaration.
1099 (Incremental_archive_entry): Forward declaration.
1100 (Incremental_inputs): Forward declaration.
1101 (Incremental_inputs_header_data): Remove.
1102 (Incremental_inputs_header): Remove.
1103 (Incremental_inputs_header_write): Remove.
1104 (Incremental_inputs_entry_data): Remove.
1105 (Incremental_inputs_entry): Remove.
1106 (Incremental_inputs_entry_write): Remove.
1107 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1108 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1109 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1110 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1112 (Incremental_input_entry): New class.
1113 (Incremental_script_entry): New class.
1114 (Incremental_object_entry): New class.
1115 (Incremental_archive_entry): New class.
1116 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1117 (Incremental_inputs::report_inputs): Remove.
1118 (Incremental_inputs::report_archive): Remove.
1119 (Incremental_inputs::report_archive_begin): New function.
1120 (Incremental_inputs::report_archive_end): New function.
1121 (Incremental_inputs::report_object): Change prototype.
1122 (Incremental_inputs::report_input_section): New function.
1123 (Incremental_inputs::report_script): Change prototype.
1124 (Incremental_inputs::get_reloc_count): New function.
1125 (Incremental_inputs::set_reloc_count): New function.
1126 (Incremental_inputs::create_data_sections): New function.
1127 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1128 (Incremental_inputs::inputs_section): New function.
1129 (Incremental_inputs::symtab_section): New function.
1130 (Incremental_inputs::relocs_section): New function.
1131 (Incremental_inputs::get_stringpool): Add const.
1132 (Incremental_inputs::command_line): Add const.
1133 (Incremental_inputs::inputs): Remove.
1134 (Incremental_inputs::command_line_key): New function.
1135 (Incremental_inputs::input_file_count): New function.
1136 (Incremental_inputs::input_files): New function.
1137 (Incremental_inputs::relocs_entsize): New function.
1138 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1139 (Incremental_inputs::finalize_inputs): Remove.
1140 (Incremental_inputs::Input_info): Remove.
1141 (Incremental_inputs::lock_): Remove.
1142 (Incremental_inputs::inputs_): Change type.
1143 (Incremental_inputs::inputs_map_): Remove.
1144 (Incremental_inputs::current_object_entry_): New data member.
1145 (Incremental_inputs::inputs_section_): New data member.
1146 (Incremental_inputs::symtab_section_): New data member.
1147 (Incremental_inputs::relocs_section_): New data member.
1148 (Incremental_inputs::reloc_count_): New data member.
1149 (Incremental_inputs_reader): New class.
1150 (Incremental_symtab_reader): New class.
1151 (Incremental_relocs_reader): New class.
1152 * layout.cc (Layout::finalize): Move finalization of incremental info
1153 and creation of incremental info sections to follow finalization of
1154 symbol table. Set offsets for postprocessing sections.
1155 (Layout::create_incremental_info_sections): Call
1156 Incremental_inputs::create_data_sections. Add incremental symtab
1157 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1158 sections to layout after input sections.
1159 * layout.h (struct Timespec): Forward declaration.
1160 (Layout::incremental_inputs): Add const.
1161 (Layout::create_incremental_info_sections): Add parameter.
1162 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1163 * object.cc: Include incremental.h.
1164 (Relobj::finalize_incremental_relocs): New function.
1165 (Sized_relobj::do_layout): Record input sections in incremental info.
1166 * object.h (Object::output_section): New function.
1167 (Object::output_section_offset): Moved from Relobj.
1168 (Object::get_incremental_reloc_base): New function.
1169 (Object::get_incremental_reloc_count): New function.
1170 (Object::do_output_section): New function.
1171 (Object::do_output_section_offset): Moved from Relobj.
1172 (Object::do_get_incremental_reloc_base): New function.
1173 (Object::do_get_incremental_reloc_count): New function.
1174 (Object::Object): Initialize new data members.
1175 (Relobj::output_section): Renamed do_output_section and moved to
1177 (Relobj::output_section_offset): Moved to Object.
1178 (Relobj::do_get_incremental_reloc_base): New function.
1179 (Relobj::do_get_incremental_reloc_count): New function.
1180 (Relobj::allocate_incremental_reloc_counts): New function.
1181 (Relobj::count_incremental_reloc): New function.
1182 (Relobj::finalize_incremental_relocs): New function.
1183 (Relobj::next_incremental_reloc_index): New function.
1184 (Relobj::reloc_counts_): New data member.
1185 (Relobj::reloc_bases_): New data member.
1186 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1187 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1188 (Sized_relobj::incremental_relocs_scan): New function.
1189 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1190 (Sized_relobj::incremental_relocs_write): New function.
1191 (Sized_relobj::incremental_relocs_write_reltype): New function.
1192 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1194 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1195 archives and object files elsewhere.
1196 (Add_symbols::run): Report object files here.
1197 (Finish_group::run): Report end of archive at end of group.
1198 * reloc.cc: Include layout.h, incremental.h.
1199 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1200 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1201 (Sized_relobj::incremental_relocs_scan): New function.
1202 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1203 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1204 (Sized_relobj::incremental_relocs_write): New function.
1205 (Sized_relobj::incremental_relocs_write_reltype): New function.
1206 * script.cc (read_input_script): Rewrite test for incremental link.
1207 Change call to Incremental_inputs::report_script.
1208 * symtab.h (Symbol_table::first_global_index): New function.
1209 (Symbol_table::output_count): New function.
1211 2010-08-12 Doug Kwan <dougkwan@google.com>
1213 * arm.cc (Target_arm::merge_object_attributes): Check command line
1214 options --no-wchar-size-warning and --no-enum-size-warning.
1215 * options.h (General_options): Add ld-compatible options
1216 --no-enum-size-warning and --no-wchar-size-warning.
1218 2010-08-04 Ian Lance Taylor <iant@google.com>
1220 * x86_64.cc (Target_x86_64::Scan::local): Use
1221 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1222 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1223 (Target_x86_64::Scan::global): Likewise.
1224 (Target_x86_64::Relocate::relocate): Likewise.
1225 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1228 2010-08-03 Cary Coutant <ccoutant@google.com>
1230 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1231 to reserve space in merged_strings vector. Keep total input size
1233 (Output_merge_string::do_print_merge_stats): Print total input size.
1234 * merge.h (Output_merge_string): Add input_size_ field.
1235 * stringpool.cc (Stringpool_template::string_length): Move
1236 implementations out of Stringpool_template class and place in
1238 * stringpool.h (string_length): Move out of Stringpool_template.
1240 2010-08-03 Ian Lance Taylor <iant@google.com>
1243 * layout.cc (relaxation_loop_body): If address of load segment is
1244 set, adjust address to include headers if possible.
1246 2010-08-03 Ian Lance Taylor <iant@google.com>
1248 * version.cc (version_string): Bump to 1.10.
1250 2010-08-03 Ian Lance Taylor <iant@google.com>
1253 * layout.h (enum Output_section_order): Define.
1254 (class Layout): Update declarations.
1255 * layout.cc (Layout::get_output_section): Add order parameter.
1256 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1257 is_first_non_relro parameters. Change all callers.
1258 (Layout::choose_output_section): Likewise.
1259 (Layout::add_output_section_data): Likewise.
1260 (Layout::make_output_section): Likewise. Set order.
1261 (Layout::default_section_order): New function.
1262 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1263 * output.cc (Output_section::Output_section): Initialize order_.
1264 Don't initialize deleted fields.
1265 (Output_segment::Output_segment): Don't initialize deleted
1267 (Output_segment::add_output_section_to_load): New function
1268 replacing add_output_section. Change all callers to call this or
1269 add_output_section_to_nonload.
1270 (Output_segment::add_output_section_to_nonload): New function.
1271 (Output_segment::remove_output_section): Rewrite.
1272 (Output_segment::add_initial_output_data): Likewise.
1273 (Output_segment::has_any_data_sections): Likewise.
1274 (Output_segment::is_first_section_relro): Likewise.
1275 (Output_segment::maximum_alignment): Likewise.
1276 (Output_segment::has_dynamic_reloc): New function replacing
1277 dynamic_reloc_count. Change all callers.
1278 (Output_segment::has_dynamic_reloc_list): New function replacing
1279 dynamic_reloc_count_list. Change all callers.
1280 (Output_segment::set_section_addresses): Rewrite.
1281 (Output_segment::set_offset): Rewrite.
1282 (Output_segment::find_first_and_last_list): Remove.
1283 (Output_segment::set_tls_offsets): Rewrite.
1284 (Output_segment::first_section_load_address): Likewise.
1285 (Output_segment::output_section_count): Likewise.
1286 (Output_segment::section_with_lowest_load_address): Likewise.
1287 (Output_segment::write_section_headers): Likewise.
1288 (Output_segment::print_sections_to_map): Likewise.
1289 * output.h (class Output_data): Remove dynamic_reloc_count_
1290 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1291 (Output_data::add_dynamic_reloc): Rewrite.
1292 (Output_data::has_dynamic_reloc): New function.
1293 (Output_data::dynamic_reloc_count): Remove.
1294 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1295 is_last_relro_, is_first_non_relro_, is_interp_,
1296 is_dynamic_linker_section_ fields. Add order and set_order
1297 functions. Remove is_relro_local, set_is_relro_local,
1298 is_last_relro, set_is_last_relro, is_first_non_relro,
1299 set_is_first_non_relro functions, is_interp, set_is_interp,
1300 is_dynamic_linker_section, and set_is_dynamic_linker_section
1302 (class Output_segment): Change Output_data_list from std::list to
1303 std:;vector. Add output_lists_ field. Remove output_data_ and
1304 output_bss_ fields. Update declarations.
1306 2010-08-02 Ian Lance Taylor <iant@google.com>
1308 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1309 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1310 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1312 2010-08-02 Ian Lance Taylor <iant@google.com>
1315 * script.cc (Script_options::Script_options): Initialize
1316 symbol_definitions_ and symbol_references_.
1317 (Script_options::add_symbol_assignment): Update
1318 symbol_definitions_ and symbol_references_.
1319 (Script_options::add_symbol_reference): New function.
1320 (script_symbol): New function.
1321 * script.h (class Script_options): Add symbol_definitions_ and
1322 symbol_references_ fields.
1323 (Script_options::referenced_const_iterator): New type.
1324 (Script_options::referenced_begin): New function.
1325 (Script_options::referenced_end): New function.
1326 (Script_options::is_referenced): New function.
1327 (Script_options::any_unreferenced): New function.
1328 * script-c.h (script_symbol): Declare.
1329 * yyscript.y (exp): Call script_symbol.
1330 * symtab.cc: Include "script.h".
1331 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1332 Change all callers. Check symbols referenced by scripts.
1333 (Symbol_table::add_undefined_symbols_from_command_line): Add
1334 layout parameter. Change all callers.
1335 (Symbol_table::do_add_undefined_symbols_from_command_line):
1336 Likewise. Break out loop body. Check symbols referenced by
1338 (Symbol_table::add_undefined_symbol_from_command_line): New
1339 function broken out of
1340 do_add_undefined_symbols_from_command_line.
1341 * symtab.h (class Symbol_table): Update declarations.
1342 * archive.cc: Include "layout.h".
1343 (Archive::should_include_member): Add layout parameter. Change
1344 all callers. Check for symbol mentioned in expression.
1345 * archive.h (class Archive): Update declaration.
1346 * object.cc (Sized_relobj::do_should_include_member): Add layout
1348 * object.h (Object::should_include_member): Add layout parameter.
1350 (Object::do_should_include_member): Add layout parameter.
1351 (class Sized_relobj): Update declaration.
1352 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1354 * dynobj.h (class Sized_dynobj): Update declaration.
1355 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1357 * plugin.h (class Sized_pluginobj): Update declaration.
1359 2010-08-02 Ian Lance Taylor <iant@google.com>
1362 * output.cc (Output_segment::set_offset): Search for the first and
1363 last sections rather than assuming that the list is in order.
1364 (Output_segment::find_first_and_last_list): New function.
1365 * output.h (class Output_segment): Update declarations.
1366 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1367 (relro_strip_test_SOURCES): New variable.
1368 (relro_strip_test_DEPENDENCIES): New variable.
1369 (relro_strip_test_LDFLAGS): New variable.
1370 (relro_strip_test_LDADD): New variable.
1371 (relro_strip_test.so): New target.
1373 2010-08-02 Ian Lance Taylor <iant@google.com>
1375 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1376 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1377 (Target_i386::got_tlsdesc_section): New function.
1378 (Target_i386::got_section): Create space for GOT entries for
1379 TLSDESC relocations.
1380 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1382 (Target_i386::Scan::global): Likewise.
1383 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1385 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1386 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1387 (Target_x86_64::got_tlsdesc_section): New function.
1388 (Target_x86_64::got_section): Create space for GOT entries for
1389 TLSDESC relocations.
1390 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1392 (Target_x86_64::Scan::global): Likewise.
1393 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1396 2010-08-02 Ian Lance Taylor <iant@google.com>
1398 * testsuite/final_layout.sh: Use dc to convert from hex to
1401 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1403 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1404 paramter to the call to gold::gc_process_relocs.
1405 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1406 paramter to the call to gold::gc_process_relocs.
1407 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1408 parameter to the call to gold::gc_process_relocs.
1409 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1410 template parameter to the call to gold::gc_process_relocs.
1411 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1412 paramter to the call to gold::gc_process_relocs.
1413 * gc.h (get_embedded_addend_size): New function.
1414 (gc_process_relocs): Save the size of the reloc for use by ICF.
1415 * icf.cc (get_section_contents): Get the addend from the text section
1416 for SHT_REL relocation sections.
1417 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1418 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1419 * int_encoding.h (read_from_pointer): New overloaded function.
1420 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1421 * testsuite/icf_sht_rel_addend_test.sh: New file.
1422 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1423 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1425 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1427 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1428 * Makefile.in: Regenerate.
1429 * testsuite/Makefile.in: Regenerate.
1431 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1433 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1434 * gold/testsuite/debug_msg.cc: Likewise.
1435 * gold/testsuite/odr_violation1.cc
1436 * gold/testsuite/odr_violation2.cc
1438 2010-07-21 Cary Coutant <ccoutant@google.com>
1440 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1441 string, and length fields.
1442 (Output_merge_string::Merged_strings_list): New type.
1443 (Output_merge_string::Merged_strings_lists): New typedef.
1444 (Output_merge_string): Replace merged_strings_ with
1445 merged_strings_lists_.
1446 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1447 Merged_strings_list per input object and section. Don't store pointer
1448 to the string. Don't store length with each merged string entry.
1449 (Output_merge_string::finalize_merged_data): Loop over list of merged
1450 strings lists. Recompute length of each merged string.
1452 2010-07-15 Cary Coutant <ccoutant@google.com>
1454 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1457 2010-07-14 Ian Lance Taylor <iant@google.com>
1459 * descriptors.cc (Descriptors::open): Report correct name in error
1462 2010-07-13 Doug Kwan <dougkwan@google.com>
1464 * arm.cc (Arm_input_section::Arm_input_section): For a
1465 SHT_ARM_EXIDX section, always keeps the input sections.
1466 (Arm_input_section::set_exidx_section_link): New method.
1467 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1468 has_errors_ to false.
1469 (Arm_exidx_input_section::has_errors,
1470 Arm_exidx_input_section::set_has_errors): New methods.
1471 (Arm_exidx_input_section::has_errors_): New data member.
1472 (Arm_relobj::get_exidx_shndx_list): New method.
1473 (Arm_output_section::append_text_sections_to_list): Do not skip
1474 section without SHF_EXECINSTR.
1475 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1477 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1478 section header. Make error messages more verbose. Check for
1479 a non-executable section linked to an EXIDX section.
1480 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1481 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1482 check that there is no deferred EXIDX section if we exit early.
1483 Instead of not making an EXIDX section in case of an error, make one
1484 and set the has_errors flag of it.
1485 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1486 in a relocatable link.
1487 (Target_arm::do_relax): Look for the EXIDX output section instead of
1488 assuming that it is called .ARM.exidx.
1489 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1490 section list. Do not check for SHF_EXECINSTR section flags but
1491 skip any input section with errors.
1492 * output.cc (Output_section::Output_section): Initialize
1493 always_keeps_input_sections_ to false.
1494 (Output_section::add_input_section): Check for
1495 always_keeps_input_sections_.
1496 * output.h (Output_section::always_keeps_input_sections,
1497 Output_section::set_always_keeps_input_sections): New methods.
1498 (Output_section::always_keeps_input_sections): New data member.
1500 2010-07-13 Rafael Espindola <espindola@google.com>
1502 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1503 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1505 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1506 Ian Lance Taylor <iant@google.com>
1508 * output.h (Output_section_lookup_maps::add_merge_section):
1509 Correct check of whether value was inserted.
1510 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1511 (Output_section_lookup_maps::add_relaxed_input_section):
1513 * arm.cc (Target_arm::got_section): Remove used local os.
1514 * i386.cc (Target_i386::got_section): Likewise.
1515 * x86_64.cc (Target_x86_64::got_section): Likewise.
1516 * sparc.cc (Target_sparc::got_section): Likewise.
1517 (Target_sparc::relocate): Remove unused local have_got_offset.
1518 * powerpc.cc (Target_powerpc::relocate): Likewise.
1520 2010-07-13 Ian Lance Taylor <iant@google.com>
1522 * compressed_output.cc (zlib_decompress): Fix signature in
1525 * archive.cc (Archive::include_member): Unlock an external member
1526 of a thin archive. Don't bother to delete an object we know is
1529 2010-07-12 Cary Coutant <ccoutant@google.com>
1531 * compressed_output.cc (zlib_decompress): New function.
1532 (get_uncompressed_size): New function.
1533 (decompress_input_section): New function.
1534 * compressed_output.h (get_uncompressed_size): New function.
1535 (decompress_input_section): New function.
1536 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1537 Handle compressed debug sections.
1538 * layout.cc (is_compressed_debug_section): New function.
1539 (Layout::output_section_name): Map compressed section names to
1541 * layout.h (is_compressed_debug_section): New function.
1542 (is_debug_info_section): Recognize compressed debug sections.
1543 * merge.cc: Include compressed_output.h.
1544 (Output_merge_data::do_add_input_section): Handle compressed
1546 (Output_merge_string::do_add_input_section): Handle compressed
1548 * object.cc: Include compressed_output.h.
1549 (Sized_relobj::Sized_relobj): Initialize new data members.
1550 (build_compressed_section_map): New function.
1551 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1552 * object.h (Object::section_is_compressed): New method.
1553 (Object::do_section_is_compressed): New method.
1554 (Sized_relobj::Compressed_section_map): New type.
1555 (Sized_relobj::do_section_is_compressed): New method.
1556 (Sized_relobj::compressed_sections_): New data member.
1557 * output.cc (Output_section::add_input_section): Handle compressed
1559 * reloc.cc: Include compressed_output.h.
1560 (Sized_relobj::write_sections): Handle compressed debug sections.
1562 2010-07-08 Cary Coutant <ccoutant@google.com>
1564 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1565 weak when resolving to a dynamic def.
1566 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1567 for weak undef/dynamic def cases. Adjust callers.
1568 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1569 undef_binding_weak_.
1570 (Symbol_table::sized_write_globals): Adjust symbol binding.
1571 (Symbol_table::sized_write_symbol): Add binding parameter.
1572 * symtab.h (Symbol::set_undef_binding): New method.
1573 (Symbol::is_undef_binding_weak): New method.
1574 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1575 (Symbol_table::should_override): Add new parameter.
1576 (Symbol_table::sized_write_symbol): Add new parameter.
1578 * testsuite/weak_undef_file1.cc: Add new test case.
1579 * testsuite/weak_undef_file2.cc: Fix header comment.
1580 * testsuite/weak_undef_test.cc: Add new test case.
1582 2010-06-29 Doug Kwan <dougkwan@google.com>
1584 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1585 Initialize USE_SYMBOL_.
1586 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1588 (Arm_reloc_property::uses_symbol_): New data member declaration.
1589 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1590 uses symbol value and symbol is undefined but not weakly undefined.
1592 2010-06-28 Rafael Espindola <espindola@google.com>
1594 * plugin.cc (Plugin::load): Use dlerror.
1596 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1598 * symtab.cc (detect_odr_violations): When reporting an ODR
1599 violation, report an object where the symbol is defined.
1601 2010-06-25 Doug Kwan <dougkwan@google.com>
1603 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1604 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1606 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1607 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1608 target hook to detect function points.
1609 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1610 * icf.h (Icf::check_section_for_function_pointers): Change type of
1611 parameter SECTION_NAME to const reference to std::string. Use
1612 target hook to determine if section may have unsafe pointers.
1613 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1616 2010-06-21 Rafael Espindola <espindola@google.com>
1618 * fileread.cc (Input_file::find_fie): New
1619 (Input_file::open): Use Input_file::find_fie.
1620 * fileread.h (Input_file::find_fie): New
1621 * plugin.cc (set_extra_library_path): New.
1622 (Plugin::load): Add set_extra_library_path to the transfer vector.
1623 (Plugin_manager::set_extra_library_path): New.
1624 (Plugin_manager::add_input_file): Use the extra search path if set.
1625 (set_extra_library_path(): New.
1626 * plugin.h (Plugin_manager): Add set_extra_library_path and
1629 2010-06-19 Cary Coutant <ccoutant@google.com>
1631 * layout.cc (gdb_sections): Add .debug_types.
1632 (lines_only_debug_sections): Likewise.
1634 2010-06-18 Rafael Espindola <espindola@google.com>
1636 * plugin.cc (add_input_file,add_input_library)
1637 (Plugin_manager::add_input_file): Make filename arguments const.
1638 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1641 2010-06-16 Doug Kwan <dougkwan@google.com>
1643 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1644 .ARM.attributes section if we have not merged any input
1645 attributes sections.
1647 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1649 * arm.cc: Allow combining objects with no EABI version
1652 2010-06-15 Rafael Espindola <espindola@google.com>
1654 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1656 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1658 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1659 (struct iovec): Correct !HAVE_READV definition.
1661 2010-06-10 Cary Coutant <ccoutant@google.com>
1663 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1664 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1666 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1669 * symtab.h (Symbol::is_placeholder): New member function.
1670 * target-reloc.h (relocate_section): Check for placeholder symbols.
1672 * testsuite/Makefile.am (plugin_test_8): New test.
1673 (plugin_test_9): New test.
1674 * testsuite/Makefile.in: Regenerate.
1676 2010-06-09 Nick Clifton <nickc@redhat.com>
1678 * yyscript.y (input_list_element): Allow strings prefixed with
1679 the '-' character. Treat these as libraries.
1680 * script.cc (script_add_library): New function. Adds a library
1681 specified by "-l<name>" found in an input script.
1682 * script-c.h: Add prototype for script_add_library.
1684 2010-06-07 Doug Kwan <dougkwan@google.com>
1686 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1687 Restrict stub-group size to be within long conditional branch
1688 range when working around cortex-A8 erratum.
1690 2010-06-07 Damien Diederen <dd@crosstwine.com>
1692 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1695 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1699 (Output_section::Input_section_sort_entry::compare_section_ordering):
1700 Change to return non-zero correctly.
1701 (Output_section::Input_section_sort_section_order_index_compare
1702 ::operator()): Change to fix ambiguity in comparisons.
1704 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1706 * gold.h (is_wildcard_string): New function.
1707 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1708 (Layout::layout_eh_frame): Ditto.
1709 (Layout::find_section_order_index): New method.
1710 (Layout::read_layout_from_file): New method.
1711 * layout.h (Layout::find_section_order_index): New method.
1712 (Layout::read_layout_from_file): New method.
1713 (Layout::input_section_position_): New private member.
1714 (Layout::input_section_glob_): New private member.
1715 * main.cc (main): Call read_layout_from_file here.
1716 * options.h (--section-ordering-file): New option.
1717 * output.cc (Output_section::input_section_order_specified_): New
1719 (Output_section::Output_section): Initialize new member.
1720 (Output_section::add_input_section): Add new parameter.
1721 Keep input sections when --section-ordering-file is used.
1722 (Output_section::set_final_data_size): Sort input sections when
1723 section ordering file is specified.
1724 (Output_section::Input_section_sort_entry): Add new parameter.
1726 (Output_section::Input_section_sort_entry::compare_section_ordering):
1728 (Output_section::Input_section_sort_compare::operator()): Change to
1729 consider section_order_index.
1730 (Output_section::Input_section_sort_init_fini_compare::operator()):
1731 Change to consider section_order_index.
1732 (Output_section::Input_section_sort_section_order_index_compare
1733 ::operator()): New method.
1734 (Output_section::sort_attached_input_sections): Change to sort
1735 according to section order when specified.
1736 (Output_section::add_input_section<32, true>): Add new parameter.
1737 (Output_section::add_input_section<64, true>): Add new parameter.
1738 (Output_section::add_input_section<32, false>): Add new parameter.
1739 (Output_section::add_input_section<64, false>): Add new parameter.
1740 * output.h (Output_section::add_input_section): Add new parameter.
1741 (Output_section::input_section_order_specified): New
1743 (Output_section::set_input_section_order_specified): New method.
1744 (Input_section::Input_section): Initialize section_order_index_.
1745 (Input_section::section_order_index): New method.
1746 (Input_section::set_section_order_index): New method.
1747 (Input_section::section_order_index_): New member.
1748 (Input_section::Input_section_sort_section_order_index_compare): New
1750 (Output_section::input_section_order_specified_): New member.
1751 * script-sections.cc (is_wildcard_string): Delete and move modified
1753 (Output_section_element_input::Output_section_element_input): Modify
1754 call to is_wildcard_string.
1755 (Output_section_element_input::Input_section_pattern
1756 ::Input_section_pattern): Ditto.
1757 (Output_section_element_input::Output_section_element_input): Ditto.
1758 * testsuite/Makefile.am (final_layout): New test case.
1759 * testsuite/Makefile.in: Regenerate.
1760 * testsuite/final_layout.cc: New file.
1761 * testsuite/final_layout.sh: New file.
1763 2010-06-01 Rafael Espindola <espindola@google.com>
1765 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1767 2010-06-01 Rafael Espindola <espindola@google.com>
1769 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1770 visibility of symbols.
1772 2010-05-27 Doug Kwan <dougkwan@google.com>
1774 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1775 from start of output section instead of address for a local symbol
1776 in a merged or relaxed section when doing a relocatable link.
1778 2010-05-26 Rafael Espindola <espindola@google.com>
1781 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1782 adding sections the garbage collector removed.
1783 * gold/testsuite/Makefile.am: Add test.
1784 * gold/testsuite/Makefile.in: Regenerate.
1785 * gold/testsuite/plugin_test_7.sh: New.
1786 * gold/testsuite/plugin_test_7_1.c: New.
1787 * gold/testsuite/plugin_test_7_2.c: New.
1789 2010-05-26 Rafael Espindola <espindola@google.com>
1791 * script-sections.cc (Output_section_definition::set_section_addresses):
1792 Check for --section-start.
1794 2010-05-26 Doug Kwan <dougkwan@google.com>
1796 * arm.cc (Arm_scan_relocatable_relocs): New class.
1797 (Target_arm::relocate_special_relocatable): New method.
1798 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1799 (Arm_relocate_functions::thumb_branch_common): Same.
1800 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1801 instead of Default_scan_relocatable_relocs.
1802 * target-reloc.h (relocate_for_relocatable): Let target handle
1803 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1804 * target.h (Sized_target::relocate_special_relocatable): New method.
1806 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1808 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1810 2010-05-23 Doug Kwan <dougkwan@google.com>
1812 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1814 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1815 with a direct branch, not a conditional branch, to a stub.
1816 * merge.cc (Output_merge_base::record_input_section): New method
1818 (Output_merge_data::do_add_input_section): Record input section if
1819 keeps-input-sections flag is set.
1820 (Output_merge_string::do_add_input_section): Ditto.
1821 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1822 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1824 (Output_merge_base::keeps_input_sections,
1825 Output_merge_base::set_keeps_input_sections,
1826 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1828 (Output_merge_base::Input_sections): New type declaration.
1829 (Output_merge_base::input_sections_begin,
1830 Output_merge_base::input_sections_end,
1831 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1832 (Output_merge_base::bool keeps_input_sections_,
1833 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1834 Output_merge_base::input_sections_): New data members.
1835 (Output_merge_data::do_set_keeps_input_sections): New method
1837 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1838 * output.cc (Output_section::Input_section::relobj): Move method
1839 defintion from class declaration to here and handle merge sections.
1840 (Output_section::Input_section::shndx): Ditto.
1841 (Output_section::Output_section): Remove initializations of removed
1842 data members and initialize new data member LOOKUP_MAPS_.
1843 (Output_section::add_input_section): Set keeps-input-sections flag
1844 for a newly created merge output section as appropriate. Adjust code
1845 to use Output_section_lookup_maps class.
1846 (Output_section::add_relaxed_input_section): Adjst code for lookup
1847 maps code refactoring.
1848 (Output_section::add_merge_input_section): Add a new parameter
1849 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1850 class. If adding input section to a newly created merge output
1851 section fails, remove the new merge section.
1852 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1853 Adjust code for use of the Output_section_lookup_maps class.
1854 (Output_section::find_merge_section): Ditto.
1855 (Output_section::build_lookup_maps): New method defintion.
1856 (Output_section::find_relaxed_input_section): Adjust code to use
1857 Output_section_lookup_maps class.
1858 (Output_section::get_input_sections): Export merge sections. Adjust
1859 code to use Output_section_lookup_maps class.
1860 (Output_section:::add_script_input_section): Adjust code to use
1861 Output_section_lookup_maps class. Update lookup maps for merge
1863 (Output_section::discard_states): Use Output_section_lookup_maps.
1864 (Output_section::restore_states): Same.
1865 * output.h (Merge_section_properties): Move class defintion out of
1867 (Output_section_lookup_maps): New class.
1868 (Output_section::Input_section::is_merge_section): New method
1870 (Output_section::Input_section::relobj): Move defintion out of class
1871 defintion. Declare method only.
1872 (Output_section::Input_section::shndx): Ditto.
1873 (Output_section::Input_section::output_merge_base): New method defintion.
1874 (Output_section::Input_section::u2_.pomb): New union field.
1875 (Output_section::Merge_section_by_properties_map,
1876 Output_section::Output_section_data_by_input_section_map,
1877 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1879 (Output_section::add_merge_input_section): Add new parameter
1880 KEEPS_INPUT_SECTIONS.
1881 (Output_section::build_lookup_maps): New method declaration.
1882 (Output_section::merge_section_map_,
1883 Output_section::merge_section_by_properties_map_,
1884 Output_section::relaxed_input_section_map_,
1885 Output_section::is_relaxed_input_section_map_valid_): Remove data
1887 (Output_section::lookup_maps_): New data member.
1889 2010-05-21 Doug Kwan <dougkwan@google.com>
1892 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1893 avoid a compilation error.
1895 2010-05-19 Rafael Espindola <espindola@google.com>
1897 * script-sections.cc (Output_section_definition::allocate_to_segment):
1898 Update the phdrs_list even when the output section is NULL.
1899 * testsuite/Makefile.am: Add test.
1900 * testsuite/Makefile.in: Regenerate.
1901 * testsuite/script_test_9.cc: New.
1902 * testsuite/script_test_9.sh: New.
1903 * testsuite/script_test_9.t: New.
1905 2010-05-19 Doug Kwan <dougkwan@google.com>
1907 * arm.cc (Arm_input_section::original_size): New method.
1908 (Arm_input_section::do_addralign): Add a cast.
1909 (Arm_input_section::do_output_offset): Remove static cast.
1910 (Arm_input_section::original_addralign,
1911 Arm_input_section::original_size_): Change type to uint32_t.
1912 (Arm_input_section::init): Add safe casts for section alignment
1914 (Arm_input_section::set_final_data_size): Do not set address and
1915 offset of stub table.
1916 (Arm_output_section::fix_exidx_coverage): Change use of of
1917 Output_section::Simple_input_section to that of
1918 Output_section::Input_section.
1919 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1920 except for the first pass.
1921 * output.cc (Output_section::get_input_sections): Change type of
1922 input_sections to std::list<Input_section>.
1923 (Output_section::add_script_input_section): Rename from
1924 Output_section::add_simple_input_section. Change type of SIS
1925 parameter from Simple_input_section to Input_section.
1926 * output.h (Output_section::Simple_input_section): Remove class.
1927 (Output_section::Input_section): Change class visibility to public.
1928 (Output_section::Input_section::addralign): Use stored alignments
1929 for special input sections if set.
1930 (Output_section::Input_section::set_addralign): New method.
1931 (Output_section::get_input_sections): Change parameter type from
1932 list of Simple_input_section to list of Input_section.
1933 (Output_section::add_script_input_section): Rename from
1934 Output_section::add_simple_input_section. Change first parameter's
1935 type from Simple_input_section to Input_section and remove the
1936 second and third parameters.
1937 * script-sections.cc (Input_section::Input_section_list): Change
1938 type to list of Output_section::Input_section/
1939 (Input_section_info::Input_section_info): Change parameter type of
1940 INPUT_SECTION to Output_section::Input_section.
1941 (Input_section_info::input_section): Change return type.
1942 (Input_section_info::input_section_): Change type to
1943 Output_section::Input_section.
1944 (Output_section_element_input::set_section_addresses): Adjust code
1945 to use Output_section::Input_section instead of
1946 Output_section::Simple_input_section. Adjust code for renaming
1947 of Output_section::add_simple_input_section.
1948 (Orphan_output_section::set_section_addresses): Ditto.
1950 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1952 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1953 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1955 2010-05-18 Rafael Espindola <espindola@google.com>
1957 * options.cc (General_options::finalize): Handle -nostdlib.
1958 * options.h (nostdlib): New option.
1959 * script.cc (script_add_search_dir): Handle -nostdlib.
1961 2010-05-12 Doug Kwan <dougkwan@google.com>
1963 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1964 attributes section only if there no attributes section after merging.
1965 (Target_arm::merge_object_attributes): Move value of
1966 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1967 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1968 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1969 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1970 and arm_attr_merge_7.stdout.
1971 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1972 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1973 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1974 arm_attr_merge_7b.o): New rules.
1975 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1977 * testsuite/Makefile.in: Regenerate.
1978 * testsuite/arm_attr_merge.sh: New file.
1979 * testsuite/arm_attr_merge_[67][ab].s: Same.
1981 2010-05-05 Nick Clifton <nickc@redhat.com>
1983 * po/es.po: Updated Spanish translation.
1985 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1987 * Makefile.am (install-exec-local): Properly install gold as
1988 default cross linker.
1989 * Makefile.in: Regenerated.
1991 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1992 Nick Clifton <nickc@redhat.com>
1994 * configure.ac (install_as_default): Define and set to false
1995 unless --enable-gold or --enable-gold=both/gold has been
1997 * configure: Regenerate.
1999 * Makefile.am (install-exec-local): Install the executable as
2000 'ld.gold'. If install_as_default is true then also install it as
2002 * Makefile.in: Regenerated.
2004 2010-04-24 Ian Lance Taylor <iant@google.com>
2006 * layout.cc (Layout::layout_reloc): In relocatable link don't
2007 combine reloc sections for grouped sections.
2009 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2011 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2012 sections that are not ordinary to icf.
2013 * icf.cc (get_section_contents): Handle relocation pointing to section
2014 with no object or shndx information.
2015 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2016 * testsuite/Makefile.in: Regenerate.
2017 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2018 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2020 2010-04-22 Ian Lance Taylor <iant@google.com>
2022 * expression.cc (Expression::Expression_eval_info): Add
2023 result_alignment_pointer field.
2024 (Expression::eval_with_dot): Add result_alignment_pointer
2025 parameter. Change all callers.
2026 (Expression::eval_maybe_dot): Likewise.
2027 (class Binary_expression): Add alignment_pointer parameter to
2028 left_value and right_value. Change all callers.
2029 (BINARY_EXPRESSION): Set result alignment.
2030 (class Trinary_expression): Add alignment_pointer parameter to
2031 arg2_value and arg3_value. Change all callers.
2032 (Trinary_cond::value): Set result alignment.
2033 (Max_expression::value, Min_expression::value): Likewise.
2034 (Align_expression::value): Likewise.
2035 * script-sections.cc (class Sections_element): Add dot_alignment
2036 parameter to set_section_addresses virtual function. Update
2038 (class Output_section_element): Likewise.
2039 (Script_sections::create_segments): Add dot_alignment parameter.
2041 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2042 (Script_sections::set_phdrs_clause_addresses): Likewise.
2043 * script-sections.h: Update declarations.
2044 * script.h: Update declarations.
2045 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2047 * testsuite/script_test_3.t: Set large alignment.
2048 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2049 segment has expected alignment.
2051 2010-04-22 Nick Clifton <nickc@redhat.com>
2053 * po/gold.pot: Updated by the Translation project.
2054 * po/vi.po: Updated Vietnamese translation.
2056 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2058 * testsuite/Makefile.am (check_PROGRAMS): Add
2059 icf_virtual_function_folding_test.
2060 * testsuite/Makefile.in: Regenerated.
2062 2010-04-15 Andrew Haley <aph@redhat.com>
2064 * options.h (merge_exidx_entries): New option.
2065 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2066 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2067 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2068 (Target_arm::merge_exidx_entries): New function.
2069 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2070 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2071 to Arm_exidx_fixup constructor.
2072 Add new arg, merge_exidx_entries.
2073 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2074 Arm_output_section::fix_exidx_coverage.
2076 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2078 * icf.cc (get_section_contents): Check for preemptible functions.
2079 Ignore addend when appropriate.
2080 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2082 (add_from_relobj): Check for section folded.
2083 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2084 * symtab.h (should_add_dynsym_entry): Add new parameter.
2085 * target-reloc.h (scan_relocs): Check for section folded.
2086 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2087 Check reloc types for function pointers in shared objects.
2088 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2090 (icf_preemptible_functions_test): New test case.
2091 (icf_string_merge_test): New test case.
2092 * testsuite.Makefile.in: Regenerate.
2093 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2094 bar_glob. Refactor code.
2095 * testsuite/icf_preemptible_functions_test.cc: New file.
2096 * testsuite/icf_preemptible_functions_test.sh: New file.
2097 * testsuite/icf_string_merge_test.cc: New file.
2098 * testsuite/icf_string_merge_test.sh: New file.
2099 * testsuite/icf_virtual_function_folding_test.cc: New file.
2100 * testsuite/icf_virtual_function_folding_test.sh: New file.
2102 2010-04-14 Doug Kwan <dougkwan@google.com>
2104 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2105 for local symbol recounting if we remove a section due to ICF.
2106 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2107 there are no regular objects in input.
2109 2010-04-13 Doug Kwan <dougkwan@google.com>
2111 * arm.cc (Arm_input_section::set_final_data_size): Compute
2112 accurate final data size instead of using current data size.
2114 2010-04-09 Doug Kwan <dougkwan@google.com>
2116 * layout.cc (Layout::choose_output_section): Handle script section
2118 (Layout::make_output_section_for_script): Add section type parameter.
2119 Handle script section types.
2120 * layout.h (Layout::make_output_section_for_script): Add section
2122 * output.cc (Output_section::Output_section): Initialize data member
2124 (Output_section::do_reset_address_and_file_offset): Do not set address
2125 to 0 if section is a NOLOAD section.
2126 * output.h (Output_section::is_noload): New method.
2127 (Output_section::set_is_noload): Ditto.
2128 (Output_section::is_noload_): New data member.
2129 * script-c.h (Script_section_type): New enum type.
2130 (struct Parser_output_section_header): Add new file section_type.
2131 * script-sections.cc (Sections_element::output_section_name): Add
2132 parameter for returning script section type.
2133 (Output_section_definition::output_section_name): Ditto.
2134 (Output_section_definition::section_type)P; New method.
2135 (Output_section_definiton::script_section_type_name): Ditto.
2136 (Output_section_definition::script_section_type_): New data member.
2137 (Output_section_definition::Output_section_definition): Initialize
2138 data member Output_section_definition::script_section_type_.
2139 (Output_section_definition::create_sections): Pass script section type
2140 to Layout::make_output_section_for_script.
2141 (Output_section_definition::output_section_name): Return script
2142 section type to caller.
2143 (Output_section_definition::set_section_address): Do not advance
2144 dot value and load address if section type is NOLOAD. Set address
2145 of NOLOAD sections regardless of section flags.
2146 (Output_section_definition::print): Print section type if it is
2147 not SCRIPT_SECTION_TYPE_NONE.
2148 (Output_section_definition::section_type): New method.
2149 (Output_section_definition::script_section_type_name): Ditto.
2150 (Script_sections::output_section_name): Add new parameter
2151 PSECTION_TYPE for returning script section type. Pass it to
2152 section elements. Handle discard sections.
2153 (Sort_output_sections::operator()): Handle NOLOAD sections.
2154 * script-sections.h (Script_sections::Section_type): New enum type.
2155 (Script_sections::output_section_name): Add a new parameter for
2156 returning script section type.
2157 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2159 * yyscript.y (union): Add new field SECTION_TYPE.
2160 (COPY, DSECT, INFO, NOLOAD): New tokens.
2161 (opt_address_and_section_type): Change type to output_section_header.
2162 (section_type): New non-terminal
2163 (section_header): Handle section type.
2164 (opt_address_and_section_type): Return section type value.
2166 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2168 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2169 * testsuite/plugin_common_test_2.c (foo): Likewise.
2171 2010-04-08 Doug Kwan <dougkwan@google.com>
2173 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2175 * output.cc (Output_section::add_merge_input_section): Simplify
2176 code and return status of Output_merge_base::add_input_section.
2177 Update merge section map only if Output_merge_base::add_input_section
2180 2010-04-07 Doug Kwan <dougkwan@google.com>
2182 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2183 if section is marked as containing instructions but has no mapping
2185 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2186 correct section index.
2187 (Arm_relobj::find_linked_text_section): Ditto.
2189 2010-04-07 Cary Coutant <ccoutant@google.com>
2191 * archive.cc (include_member): Destroy Read_symbols_data object before
2193 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2194 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2195 (Read_symbols_data::~Read_symbols_data) New destructor.
2196 (Section_relocs::Section_relocs) New constructor.
2197 (Section_relocs::~Section_relocs) New destructor.
2198 (Read_relocs_data::Read_relocs_data) New constructor.
2199 (Read_relocs_data::~Read_relocs_data) New destructor.
2200 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2201 pointers to NULL after deleting.
2203 2010-04-07 Doug Kwan <dougkwan@google.com>
2205 * arm.cc: Replace "endianity" with "endianness" in comments.
2206 (Arm_exidx_cantunwind): Ditto.
2207 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2208 (Arm_relobj::merge_flags_and_attributes): New method.
2209 (Arm_relobj::merge_flags_and_attributes_): New data member.
2210 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2211 (Arm_relobj::scan_sections_for_stubs): Ditto.
2212 (Arm_relobj::do_read_symbols): Check to see if we really want to
2213 merge processor-specific flags and attributes. Exit early if
2214 an object is empty except for section names and the undefined symbol.
2215 (Target_arm::do_finalize_sections): Move check for ELF format to
2216 Arm_relobj::do_read_symbols. Merge processor specific flags and
2217 attributes from a regular object only when we have determined that
2218 it is aapropriate. Do not create an .ARM.attributes section in
2219 output if there is no regular input object.
2220 (Target_arm::merge_processor_specific_flags): Check
2221 --warn-mismatch before printing any error.
2222 (Target_arm::merge_object_attributes): Ditto.
2223 * gold.cc (queue_middle_tasks): Handle the case in which there is
2224 no regular object in input.
2225 * options.cc (General_options::parse_EB): New method.
2226 (General_options::parse_EL): Same.
2227 (General_options::General_options): Initialize endianness_.
2228 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2230 (General_options::Endianness): New enum.
2231 (General_options::endianness): New method.
2232 (General_options::endianness_): New data member.
2233 * parameters.cc (Parameters::set_options): Check target endianness.
2234 (Parameters::set_target_once): Ditto.
2235 (Parameters::check_target_endianness): New method.
2236 (parameters_force_valid_target): If either -EL or -EB is specified,
2237 use it to define endianness of default target.
2238 * parameters.h (Parameters::check_target_endianness): New method
2240 * target.h (class Target): Change "endianity" to "endianness"
2243 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2245 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2246 * configure: Regenerate.
2247 * Makefile.in: Regenerate.
2248 * testsuite/Makefile.in: Regenerate.
2250 2010-04-06 Cary Coutant <ccoutant@google.com>
2253 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2254 prevailing definitions of common symbols.
2255 * testsuite/plugin_test_6.sh: New test case.
2256 * testsuite/plugin_common_test_1.c: New test case.
2257 * testsuite/plugin_common_test_2.c: New test case.
2258 * testsuite/Makefile.am (plugin_test_6): New test case.
2259 * testsuite/Makefile.in: Regenerate.
2261 2010-04-06 Nick Clifton <nickc@redhat.com>
2263 * po/vi.po: New Vietnamese translation.
2265 2010-03-30 Doug Kwan <dougkwan@google.com>
2267 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2269 2010-03-25 Doug Kwan <dougkwan@google.com>
2271 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2272 to avoid a conversion warning on a 32-bit host.
2274 2010-03-24 Ian Lance Taylor <iant@google.com>
2276 * testsuite/script_test_3.t: Add a TLS segment.
2277 * testsuite/Makefile.am (check_PROGRAMS): Add
2278 tls_phdrs_script_test.
2279 (tls_phdrs_script_test_SOURCES): Define.
2280 (tls_phdrs_script_test_DEPENDENCIES): Define.
2281 (tls_phdrs_script_test_LDFLAGS): Define.
2282 (tls_phdrs_script_test_LDADD): Define.
2283 * testsuite/Makefile.in: Rebuild.
2285 2010-03-23 Cary Coutant <ccoutant@google.com>
2287 * fileread.cc (find_or_make_view): Fix comment.
2289 2010-03-23 Ian Lance Taylor <iant@google.com>
2291 * script-sections.cc (class Orphan_section_placement): Define
2292 PLACE_TLS and PLACE_TLS_BSS.
2293 (Orphan_section_placement::Orphan_section_placement): Initialize
2295 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2296 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2297 (tls_script_test_SOURCES): Define.
2298 (tls_script_test_DEPENDENCIES): Define.
2299 (tls_script_test_LDFLAGS): Define.
2300 (tls_script_test_LDADD): Define.
2301 * testsuite/Makefile.in: Rebuild.
2303 2010-03-22 Doug Kwan <dougkwan@google.com>
2305 * arm.cc (Arm_relocate_functions::abs8,
2306 Arm_relocate_functions::abs16): Use correct check for overflow
2307 specified in the ARM ELF specs.
2308 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2309 target of a BLX instruction specially.
2310 (Reloc_stub::stub_type_for_reloc): Ditto.
2311 (Relocate::relocate): Use symbolic names instead of numeric relocation
2312 codes to report error.
2313 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2315 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2316 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2317 thumb2_blx_out_of_range.stdout
2318 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2319 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2320 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2321 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2322 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2323 thumb2_blx_in_range, thumb2_blx_in_range.o,
2324 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2325 thumb2_blx_out_of_range.o): New rules.
2326 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2327 thumb2_blx_in_range and thumb2_blx_out_of_range.
2328 * testsuite/Makefile.in: Regenerate.
2329 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2330 * testsuite/thumb_blx_in_range.s: New file.
2331 * testsuite/thumb_blx_out_of_range.s: New file.
2333 2010-03-22 Rafael Espindola <espindola@google.com>
2335 * archive.cc (Should_include): Move to archive.h.
2336 (should_include_member): Make it a member of Archive.
2338 (Add_lib_group_symbols): New.
2339 * archive.h: Include options.h.
2340 (Archive_member): Moved from Archive.
2341 (Should_include): Moved from archive.cc.
2343 (Add_lib_group_symbols): New.
2344 * dynobj.cc (do_should_include_member): New.
2345 * dynobj.h (do_should_include_member): New.
2346 * gold.cc (queue_initial_tasks): Update call to queue.
2347 * main.cc (main): Print lib group stats.
2348 * object.cc (do_should_include_member): New.
2349 * object.h: Include archive.h.
2350 (Object::should_include_member): New.
2351 (Object::do_should_include_member): New.
2352 (Sized_relobj::do_should_include_member): New.
2353 * options.cc (General_options::parse_start_lib): New.
2354 (General_options::parse_end_lib): New.
2355 (Input_arguments::add_file): Handle lib groups.
2356 (Input_arguments::start_group): Check we are not in a lib.
2357 (Input_arguments::start_lib): New.
2358 (Input_arguments::end_lib): New.
2359 * options.h (General_options): Add start_lib and end_lib.
2360 (Input_argument::lib_): New.
2361 (Input_argument::lib): New.
2362 (Input_argument::is_lib): New.
2363 (Input_file_lib): New.
2364 (Input_arguments::in_lib_): New.
2365 (Input_arguments::in_lib): New.
2366 (Input_arguments::start_lib): New.
2367 (Input_arguments::end_lib_): New.
2368 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2369 in unused members as preempted.
2370 (Sized_pluginobj::do_should_include_member): New.
2371 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2372 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2374 (Read_symbols::do_whole_lib_group): New.
2375 (Read_symbols::do_lib_group): New.
2376 (Read_symbols::do_read_symbols): Handle lib groups.
2377 (Read_symbols::get_name): Handle lib groups.
2378 * readsyms.h (Read_symbols): Add an archive member pointer.
2379 (Read_symbols::do_whole_lib_group): New.
2380 (Read_symbols::do_lib_group): New.
2381 (Read_symbols::member_): New.
2382 * script.cc (read_input_script): Update call to queue_soon.
2384 2010-03-19 Doug Kwan <dougkwan@google.com>
2386 * arm.cc (Stub_table::Stub_table): Initialize new data members
2387 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2388 (Stub_table::add_reloc_stub): Assign stub offset and update
2389 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2390 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2392 (Stub_table::update_data_size_and_addralign): Use
2393 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2394 instead of going over all reloc stubs.
2395 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2396 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2397 Stringpool_template::offset_ to size of Stringpool_char.
2398 (Stringpool_template::new_key_offset): Remove code to initialize
2399 Stringpool_template::offset_.
2400 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2401 Stringpool_template::offset_ to zero.
2403 2010-03-15 Doug Kwan <dougkwan@google.com>
2405 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2407 (Stringpool_template::new_key_offset): New method.
2408 (Stringpool_template::add_string): Assign offsets when adding new
2410 (Stringpool_template::set_string_offsets): Do not set string offsets
2411 when not optimizing.
2412 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2414 (Chunked_vector::clear): Clear size_.
2415 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2416 (Chunked_vector::size): Return size_.
2417 (Chunked_vector::push_back): Use size_ to find insert position.
2418 (Chunked_vector::size_): New data member.
2419 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2420 (Stringpool_template::new_key_offset): New method declaration.
2421 (Stringpool_template::offset_): New data member.
2423 2010-03-15 Rafael Espindola <espindola@google.com>
2425 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2426 Add_symbols' constructor.
2427 * readsyms.h (Add_symbols): Remove the input_group member.
2429 2010-03-10 Ian Lance Taylor <iant@google.com>
2431 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2432 target to ask whether a reference to a symbol requires a stack
2434 * target.h (Target::is_call_to_non_split): New function.
2435 (Target::do_is_call_to_non_split): Declare virtual function.
2436 * target.cc: Include "symtab.h".
2437 (Target::do_is_call_to_non_split): New function.
2438 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2440 2010-03-10 Cary Coutant <ccoutant@google.com>
2442 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2443 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2444 (File_read::open[2]): Add whole_file_view_ to list of views.
2445 (File_read::make_view): Remove test of whole_file_view_.
2446 (File_read::find_or_make_view): Create whole_file_view_ if
2448 (File_read::clear_views): Replace bool parameter with enum;
2449 adjust all callers. Don't delete views with permanent data;
2450 do delete cached views and views from archives if
2451 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2452 if clearing the corresponding view.
2453 * fileread.h (File_read::Clear_views_mode): New enum.
2454 (File_read::View::is_permanent_view): New method.
2455 (File_read::clear_views): Replace bool parameter
2456 with enum; adjust all callers.
2457 * options.h (General_options): Change keep_files_mapped option;
2458 add map_whole_files.
2459 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2461 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2464 2010-03-10 David S. Miller <davem@davemloft.net>
2466 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2468 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2470 * icf.cc (get_section_contents): Add '@' marker after processing the
2473 2010-03-08 Doug Kwan <dougkwan@google.com>
2475 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2476 due to a conversion warning.
2477 (Arm_relobj::update_output_local_symbol_count): Check for local
2478 symbol with unset output index.
2480 2010-03-05 Ian Lance Taylor <iant@google.com>
2482 * options.h (class General_options): Add --spare-dynamic-tags.
2483 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2484 --spare-dynamic-tags.
2486 2010-03-05 Ian Lance Taylor <iant@google.com>
2488 * incremental.cc: Include "libiberty.h".
2490 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2492 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2493 function, is_info_ member.
2494 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2495 (Versions::Versions): Update caller.
2496 (Versions::define_base_version): Likewise.
2497 (Versions::add_def): Likewise.
2499 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2501 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2502 (Scan::possible_function_pointer_reloc): New function.
2503 (Scan::local_reloc_may_be_function_pointer): Change to call
2504 possible_function_pointer_reloc.
2505 (Scan::global_reloc_may_be_function_pointer): Ditto.
2506 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2507 relocations in ".data.rel.ro._ZTV" section.
2508 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2509 * testsuite/icf_safe_so_test.cc: Ditto.
2510 * testsuite/icf_safe_test.cc: Ditto.
2511 * testsuite/icf_safe_test.sh: Ditto.
2513 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2514 Ian Lance Taylor <iant@google.com>
2516 * target-reloc.h (relocate_section): Check the symbol table index
2517 for -1U before setting the local symbol index.
2518 (scan_relocatable_relocs): If copying the relocation, record that
2519 the local symbol is required.
2520 * object.h (Symbol_value::is_output_symtab_index_set): New
2522 (Symbol_value::may_be_discarded_from_output_symtab): New
2524 (Symbol_value::has_output_symtab_entry): New function.
2525 (Symbol_value::needs_output_symtab_entry): Remove.
2526 (Symbol_value::output_symtab_index): Make sure the symbol index is
2528 (Symbol_value::set_output_symtab_index): Make sure the symbol
2529 index is not set. Make sure the new index is valid.
2530 (Symbol_value::set_must_have_output_symtab_entry): New function.
2531 (Symbol_value::has_output_dynsym_entry): New function.
2532 (Symbol_value::set_output_dynsym_index): Make sure the new index
2534 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2535 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2536 local symbol if permitted.
2537 (Sized_relobj::do_finalize_local_symbols): Call
2538 is_output_symtab_index_set rather than needs_output_symtab_entry.
2539 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2540 rather than needs_output_symtab_entry. Call
2541 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2542 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2543 is_output_symtab_index_set rather than needs_output_symtab_entry.
2544 * testsuite/discard_locals_relocatable_test.c: New file.
2545 * testsuite/discard_locals_test.sh: Test -r.
2546 * testsuite/Makefile.am (check_DATA): Add
2547 discard_locals_relocatable_test1.syms,
2548 discard_local_relocatable_test2.syms.
2549 (MOSTLYCLEANFILES): Likewise. Also add
2550 discard_locals_relocatable_test1.lout and
2551 discard_locals_relocatable_test2.out.
2552 (discard_locals_relocatable_test1.syms): New target.
2553 (discard_locals_relocatable_test.o): New target.
2554 (discard_locals_relocatable_test1.out): New target.
2555 (discard_locals_relocatable_test2.syms): New target.
2556 (discard_locals_relocatable_test2.out): New target.
2557 (various): Add missing ../ld-new dependencies.
2558 * testsuite/Makefile.in: Rebuild.
2560 2010-03-03 Nick Clifton <nickc@redhat.com>
2562 * po/fi.po: New Finnish translation.
2564 2010-03-01 Doug Kwan <dougkwan@google.com>
2566 * layout.cc (Layout::Layout): Force section types of .init_array*,
2567 .preinit_array* and .fini_array* sections.
2568 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2569 Fix check of return value of std::string::find.().
2570 (Output_section::Input_section_sort_compare::operator()): Remove
2571 comment about .init_array.
2572 (Output_section::Input_section_sort_init_fini_compare::operator()):
2574 (Output_section::sort_attached_input_sections): Handle .init_array
2575 and .fini_array specially.
2576 * output.h (Output_section::Inut_section_sort_compare): Update
2578 (Output_section::Input_section_sort_init_fini_compare): New struct.
2580 2010-02-26 Doug Kwan <dougkwan@google.com>
2582 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2583 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2584 * testsuite/debug_msg.sh: Avoid matching source line number for
2585 use of global variable undef_int.
2587 2010-02-26 Doug Kwan <dougkwan@google.com>
2589 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2590 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2591 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2592 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2593 * options.cc (General_options::General_options): Initialize member
2595 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2596 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2597 and rm_no_fix_v4bx.stdout
2598 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2599 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2600 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2601 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2602 and arm_no_fix_v4bx.
2603 * Makefile.in: Regenerate.
2604 * testsuite/arm_fix_v4bx.s: New file.
2605 * testsuite/arm_fix_v4bx.sh: Ditto.
2607 2010-02-24 Doug Kwan <dougkwan@google.com>
2609 * arm.cc (Target_arm::got_section): Make the .got section the first
2610 non RELRO section in the data segment.
2611 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2612 suffixes of section names.
2614 2010-02-24 Doug Kwan <dougkwan@google.com>
2616 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2617 flags and attributes merging if an input file is a binary file.
2618 * fileread.cc (Input_file::open): Record format of original file.
2619 * fileread.h (Input_file::Format): New enum type.
2620 (Input_file::Input_file): Initialize data member format_.
2621 (Input_file::format): New method definition.
2622 (Input_file::format_):: New data member.
2624 2010-02-24 Doug Kwan <dougkwan@google.com>
2626 * arm.cc (Arm_output_data_got): New class.
2627 (ARM_TCB_SIZE): New constant
2628 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2629 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2630 If user uses a script with a SECTIONS clause, issue only a warning
2631 for a misplaced EXIDX input section. Otherwise, issue an error.
2632 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2634 (Target_arm::got_mode_index_entry): Handle static linking.
2635 (Target_arm::Scan::local): Ditto.
2636 (Target_arm::Scan::global): Ditto.
2637 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2638 all incorrectly implemented relocations.
2639 (Target_arm::fix_exidx_coverage): Pass layout to
2640 Arm_output_section::fix_exidx_coverage.
2641 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2642 from ".ARM.exidx." and ".ARM.extab.".
2644 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2646 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2647 section if it does not already exist.
2648 * attributes.cc (Attributes_section_data::Attributes_section_data):
2649 Don't crash if size is zero.
2651 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2652 Ian Lance Taylor <iant@google.com>
2654 * gold.cc (queue_middle_tasks): If no input files were opened,
2656 * workqueue.h (Task_function::Task_function): Assert that there is
2659 2010-02-22 Doug Kwan <dougkwan@google.com>
2661 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2662 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2663 types to avoid warnings due to different uint64_t implementations
2666 2010-02-21 Doug Kwan <dougkwan@google.com>
2668 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2669 handling of the maximum backward branch offset.
2670 (Arm_relocate_functions::thumb_branch_common): Ditto.
2671 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2672 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2673 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2674 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2675 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2676 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2677 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2678 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2679 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2680 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2681 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2682 thumb2_bl_out_of_range.o): New rules.
2683 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2684 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2685 thumb2_bl_out_of_range
2686 * testsuite/Makefile.in: Regenerate.
2687 * testsuite/arm_bl_in_range.s: New file.
2688 * testsuite/arm_bl_out_of_range.s: Ditto.
2689 * testsuite/arm_branch_in_range.sh: Ditto.
2690 * testsuite/arm_branch_range.t: Ditto.
2691 * testsuite/thumb2_branch_range.t: Ditto.
2692 * testsuite/thumb_bl_in_range.s: Ditto.
2693 * testsuite/thumb_bl_out_of_range.s: Ditto.
2694 * testsuite/thumb_branch_range.t: Ditto.
2696 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2698 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2699 Add reloc offset information.
2700 * icf.cc (get_section_contents): Change iterators to point to the new
2701 vectors. Add reloc offset information to the contents.
2702 * icf.h (Icf::Sections_reachable_info): New typedef.
2703 (Icf::Sections_reachable_list): New typedef.
2704 (Icf::Offset_info): New typedef.
2705 (Icf::Reloc_info): New struct typedef.
2706 (Icf::Reloc_info_list): New typedef.
2707 (Icf::symbol_reloc_list): Delete method.
2708 (Icf::addend_reloc_list): Delete method.
2709 (Icf::section_reloc_list): Delete method.
2710 (Icf::reloc_info_list): New method.
2711 (Icf::reloc_info_list_): New member.
2713 2010-02-19 Doug Kwan <dougkwan@google.com>
2715 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2716 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2717 * arm.cc (Arm_relocation_functions): New forward declaration.
2718 (Target_arm::Target_arm): Initialize new data members
2719 got_mod_index_offset_ and tls_base_symbol_defined_.
2720 (Target_arm::Relocate::relocate_tls): New method.
2721 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2722 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2724 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2725 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2726 (Target_arm::got_mod_index_offset_,
2727 Target_arm::tls_base_symbol_defined_): New data members.
2728 (Target_arm::Scan::local, Target::Scan::global,
2729 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2732 2010-02-18 Doug Kwan <dougkwan@google.com>
2734 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2735 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2736 text section as a parameter becuase some broken tools may not set
2737 the link in section header.
2738 (Target_arm::has_got_section): New method.
2739 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2740 without any mapping symbol as data only. Remove warning.
2741 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2742 link in its section header, try to discover the link by inspecting the
2743 REL31 relocation at the beginning of the section.
2744 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2746 (Target_arm::Scan::global): Treat any reference to the symbol
2747 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2749 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2751 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2752 (Scan::global_reloc_may_be_function_pointer): New function.
2753 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2754 (Scan::global_reloc_may_be_function_pointer): New function.
2755 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2756 (Scan::global_reloc_may_be_function_pointer): New function.
2757 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2758 (Scan::global_reloc_may_be_function_pointer): New function.
2759 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2760 (Scan::global_reloc_may_be_function_pointer): New function.
2761 (Scan::possible_function_pointer_reloc): New function.
2762 (Target_x86_64::can_check_for_function_pointers): New function.
2763 * gc.h (gc_process_relocs): Scan relocation types to determine if
2764 function pointers were taken for targets that support it.
2765 * icf.cc (Icf::find_identical_sections): Include functions for
2766 folding in safe ICF whose pointer is not taken.
2767 * icf.h (Secn_fptr_taken_set): New typedef.
2768 (fptr_section_id_): New member.
2769 (section_has_function_pointers): New function.
2770 (set_section_has_function_pointers): New function.
2771 (check_section_for_function_pointers): New function.
2772 * options.h: Fix comment for safe ICF option.
2773 * target.h (can_check_for_function_pointers): New function.
2774 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2775 Modify icf_safe_test for X86-64.
2776 * testsuite/Makefile.in: Regenerate.
2777 * testsuite/icf_safe_so_test.cc: New file.
2778 * testsuite/icf_safe_so_test.sh: New file.
2779 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2780 (main): Change to take pointer to function kept_func_3.
2781 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2782 folding is done correctly for X86-64.
2784 2010-02-12 David S. Miller <davem@davemloft.net>
2786 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2787 is_symbolless parameter.
2788 (Output_reloc<SHT_REL>::is_symbolless): New.
2789 (Output_reloc<SHT_REL>::is_symbolless_): New.
2790 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2791 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2792 (Output_reloc<SHT_RELA>::is_symbolless): New.
2793 (Output_data_reloc::add_global): Handle is_symbolless.
2794 (Output_data_reloc::add_global_relative): Likewise.
2795 (Output_data_reloc::add_local): Likewise.
2796 (Output_data_reloc::add_local_relative): Likewise.
2797 (Output_data_reloc::add_symbolless_global_addend): New.
2798 (Output_data_reloc::add_symbolless_local_addend): New.
2799 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2801 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2802 instead of ->is_relative_
2803 (Output_reloc::write): Likewise.
2804 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2805 (Output_reloc::write_rel): Simplify.
2807 * sparc.cc (Target_sparc::Scan::local): Use
2808 ->add_symbolless_local_addend as needed.
2809 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2810 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2811 based upon relocation offset.
2813 2010-02-11 Doug Kwan <dougkwan@google.com>
2815 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2816 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2817 beginning of function.
2818 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2819 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2820 parameter is_32bit in calls to should_apply_static_reloc.
2821 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2822 (check_DATA): Add arm_abs_global.stdout.
2823 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2824 arm_abs_global.stdout): New rules.
2825 (MOSTLLYCLEANFILES): Add arm_abs_global
2826 * Makefile.in: Regenerate.
2827 * testsuite/arm_abs_global.s: New file.
2828 * testsuite/arm_abs_global.sh: Ditto.
2829 * testsuite/arm_abs_lib.s: Ditto.
2831 2010-02-11 Ian Lance Taylor <iant@google.com>
2833 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2835 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2836 Allocate_commons_task first.
2837 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2838 task, rather than symtab_lock_.
2839 (Gc_process_relocs::~Gc_process_relocs): New function.
2840 (Gc_process_relocs::is_runnable): Check this_blocker_.
2841 (Gc_process_relocs::locks): Use next_blocker_ rather than
2843 (Scan_relocs::~Scan_relocs): New function.
2844 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2846 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2848 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2849 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2850 constructor accordingly.
2851 (class Gc_process_relocs): Likewise.
2852 (class Scan_relocs): Likewise.
2853 * common.h (class Allocate_commons_task): Remove symtab_lock_
2854 field, and corresponding constructor parameter.
2855 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2857 (Allocate_commons_task::locks): Likewise.
2859 2010-02-11 Ian Lance Taylor <iant@google.com>
2861 * gold-threads.h (class Once): Define.
2862 (class Initialize_lock): Rewrite as child of Once.
2863 * gold-threads.cc (class Once_initialize): Define.
2864 (once_pointer_control): New static variable.
2865 (once_pointer, once_arg): New static variables.
2866 (c_run_once): New static function.
2867 (Once::Once, Once::run_once, Once::internal_run): New functions.
2868 (class Initialize_lock_once): Remove.
2869 (initialize_lock_control): Remove.
2870 (initialize_lock_pointer): Remove.
2871 (initialize_lock_once): Remove.
2872 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2873 (Initialize_lock::initialize): Rewrite.
2874 (Initialize_lock::do_run_once): New function.
2875 * archive.cc (Archive::interpret_header): Only clear name if it is
2877 * fileread.cc: Include "gold-threads.h"
2878 (file_counts_lock): New static variable.
2879 (file_counts_initialize_lock): Likewise.
2880 (File_read::release): Only increment counts when using --stats.
2881 Use a lock around the increment.
2882 * parameters.cc (class Set_parameters_target_once): Define.
2883 (set_parameters_target_once): New static variable.
2884 (Parameters::Parameters): Move here from parameters.h.
2885 (Parameters::set_target): Rewrite.
2886 (Parameters::set_target_once): New function.
2887 (Parameters::clear_target): Move here and rewrite.
2888 * parameters.h (class Parameters): Update declarations. Add
2889 set_parameters_target_once_ field.
2890 (Parameters::Parameters): Move to parameters.cc.
2891 (Parameters::clear_target): Likewise.
2892 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2894 (Start_group::~Start_group): New function.
2895 (Start_group::is_runnable): New function.
2896 (Start_group::locks, Start_group::run): New functions.
2897 (Finish_group::run): Change saw_undefined to size_t.
2898 * readsyms.h (class Start_group): Define.
2899 (class Finish_group): Change saw_undefined_ field to size_t.
2900 (Finish_group::Finish_group): Remove saw_undefined and
2901 this_blocker parameters. Change all callers.
2902 (Finish_group::set_saw_undefined): New function.
2903 (Finish_group::set_blocker): New function.
2904 * symtab.h (class Symbol_table): Change saw_undefined to return
2905 size_t. Change saw_undefined_ field to size_t.
2906 * target-select.cc (Set_target_once::do_run_once): New function.
2907 (Target_selector::Target_selector): Initialize set_target_once_
2908 field. Don't initialize lock_ and initialize_lock_ fields.
2909 (Target_selector::instantiate_target): Rewrite.
2910 (Target_selector::set_target): New function.
2911 * target-select.h (class Set_target_once): Define.
2912 (class Target_selector): Update declarations. Make
2913 Set_target_once a friend. Remove lock_ and initialize_lock_
2914 fields. Add set_target_once_ field.
2916 2010-02-10 Ian Lance Taylor <iant@google.com>
2918 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2920 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2921 (queue_middle_tasks): Add all blockers before queueing any tasks.
2922 (queue_final_tasks): Likewise.
2923 * token.h (Task_token::add_blockers): New function.
2924 * object.h (Input_objects::number_of_relobjs): New function.
2926 2010-02-10 Ian Lance Taylor <iant@google.com>
2928 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2929 shared, not if not position independent.
2930 * x86_64.cc (Relocate::relocate_tls): Likewise.
2931 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2932 (tls_pie_pic_test): New target.
2933 * testsuite/Makefile.in: Rebuild.
2935 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2936 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2937 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2938 * testsuite/Makefile.in: Rebuild.
2940 2010-02-09 David S. Miller <davem@davemloft.net>
2942 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2943 R_SPARC_RELATIVE using ->add_local_relative().
2944 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2946 * output.h (Output_data_dynamic::add_section_size): New method
2947 that takes two Output_data objects.
2948 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2949 entry param. Handle it in initializers.
2950 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2951 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2952 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2954 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2955 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2956 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2957 for dynrel_includes_plt.
2958 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2959 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2960 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2962 (Target_sparc::do_finalize_sections): Update to pass true for
2963 dynrel_includes_plt.
2964 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2965 output before .rela.plt
2966 (Target_powerpc::do_finalize_sections): Update to pass true for
2967 dynrel_includes_plt when 32-bit.
2969 2010-02-08 Doug Kwan <dougkwan@google.com>
2971 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2973 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2974 Arm_relobj::scan_section_for_cortex_a8_stubs,
2975 Arm_relobj::do_relocation_section): Instead of calling
2976 Output_section::output_address, use faster
2977 Arm_relobj::simple_input_section_output_address.
2979 2010-02-08 David S. Miller <davem@davemloft.net>
2981 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2982 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2983 relocation helper function.
2985 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2986 just like R_SPARC_GOT{10,13,22}.
2987 (Target_sparc::Scan::local): Likewise.
2988 (Target_sparc::Relocate:relocate): Likewise.
2990 2010-02-06 Ian Lance Taylor <iant@google.com>
2992 * configure.ac: Rewrite targetobjs duplicate removal code to use
2993 only shell constructs.
2994 * configure: Rebuild.
2996 2010-02-05 Doug Kwan <dougkwan@google.com>
2999 * arm.cc (Arm_relobj::section_is_scannable): New method.
3000 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3001 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3003 2010-02-04 Doug Kwan <dougkwan@google.com>
3006 * arm-reloc-property.cc (cstdio): Include.
3007 * configure.ac (targetobjs): Remove duplicates.
3008 * configure: Regenerate.
3009 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3010 big and little endian version for a given address size.
3012 2010-02-03 Doug Kwan <dougkwan@google.com>
3014 * arm-reloc-property.cc
3015 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3017 * arm-reloc-property.h
3018 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3019 New method definition.
3020 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3022 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3024 (GOT_PREL): Change implemented to Y.
3025 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3026 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3027 (Arm_relocate_functions::movw_abs_nc): Remove method.
3028 (Arm_relocate_functions::movt_abs): Ditto.
3029 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3030 (Arm_relocate_functions::thm_movt_abs): Ditto.
3031 (Arm_relocate_functions::movw_rel_nc): Ditto.
3032 (Arm_relocate_functions::movw_rel): Ditto.
3033 (Arm_relocate_functions::movt_rel): Ditto.
3034 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3035 (Arm_relocate_functions:thm_movw_rel): Ditto.
3036 (Arm_relocate_functions:thm_movt_rel): Ditto.
3037 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3038 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3039 New method definitions.
3040 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3041 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3042 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3043 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3044 (Target_arm::Relocate::relocate): Check for non-static or
3045 unimplemented relocation code and exit early. Change calls to
3046 Target_arm::reloc_uses_thumb_bit and
3047 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3048 instead. Refactor code to handle similar relocations to increase
3049 code sharing. Remove check for unsupported relocation code in switch
3051 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3052 relocation property table to find out size. Change error message to
3053 print out the name of a relocation code instead of the numeric value.
3054 (Target_arm::scan_reloc_for_stub): Use relocation property table
3055 instead of calling Target_arm::reloc_uses_thumb_bit().
3057 2010-02-02 Doug Kwan <dougkwan@google.com>
3059 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3060 types of relaxed input section.
3062 2010-02-02 Doug Kwan <dougkwan@google.com>
3064 * Makefile.am (HFILES): Add arm-reloc-property.h.
3066 (TARGETSOURCES): Add arm-reloc-property.cc
3067 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3068 (libgold_a_SOURCES): $(DEFFILES)
3069 * Makefile.in: Regenerate.
3070 * arm-reloc-property.cc: New file.
3071 * arm-reloc-property.h: New file.
3072 * arm-reloc.def: New file.
3073 * arm.cc: Update comments.
3074 (arm-reloc-property.h): New included header.
3075 (arm_reloc_property_table): New global variable.
3076 (Target_arm::do_select_as_default_target): New method definition.
3077 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3078 arm-reloc-property to targ_extra_obj.
3079 * parameters.cc (set_parameters_target): Call
3080 Target::select_as_default_target().
3081 * target.h (Target::select_as_default_target): New method definition.
3082 (Target::do_select_as_default_target): Same.
3084 2010-02-01 Doug Kwan <dougkwan@google.com>
3086 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3087 first_output_text_section_.
3088 (Arm_exidx_fixup::first_output_text_section): New method definition.
3089 (Arm_exidx_fixup::first_output_text_section_): New data member.
3090 (Arm_exidx_fixup::process_exidx_section): Record the first text
3091 output section seen.
3092 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3093 and entsize in output section header.
3095 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3097 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3098 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3099 (Arm_relocate_functions::thm_alu11): New Method.
3100 (Arm_relocate_functions::thm_pc8): New Method.
3101 (Arm_relocate_functions::thm_pc12): New Method.
3102 (Target_arm::Scan::local): Handle the relocations.
3103 (Target_arm::Scan::global): Likewise.
3104 (Target_arm::Relocate::relocate): Likewise.
3105 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3107 2010-01-29 Doug Kwan <dougkwan@google.com>
3109 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3110 of relocation types as ld.
3112 2010-01-29 Doug Kwan <dougkwan@google.com>
3114 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3116 (Arm_relocate_functions::thumb_branch_common): Ditto.
3117 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3118 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3119 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3120 Arm_relocate_functions::jump24): Remove.
3121 (Target_arm::Relocate::relocate): Adjust code to call
3122 Arm_relocation_functions::arm_branch_common and
3123 Arm_relocation_functions::thumb_branch_common instead of their removed
3124 wrappers. Merge switch-cases together to reduce source code size.
3126 2010-01-29 Doug Kwan <dougkwan@google.com>
3128 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3129 output_local_symbol_count_needs_update_.
3130 (Arm_relobj::output_local_symbol_count_needs_update,
3131 Arm_relobj::set_output_local_symbol_count_needs_update,
3132 Arm_relobj::update_output_local_symbol_count): New methods.
3133 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3135 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3136 of pointed function as in a R_ARM_PREL31 relocation.
3137 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3138 for output local symbol count updating.
3139 (Target_arm::do_relax): Update output local symbol counts in objects
3141 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3143 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3145 * arm.cc: Added support for the ARM relocations:
3146 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3147 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3148 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3150 (Arm_relocate_functions::movw_rel): New method.
3151 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3152 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3154 (Arm_relocate_functions::thm_movw_rel): New method.
3155 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3157 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3159 (Target_arm::Scan::global): Likewise.
3160 (Target_arm::Relocate::relocate): Likewise.
3161 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3164 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3166 * arm.cc: Added support for ARM group relocations.
3167 (Target_arm::reloc_needs_sym_origin): New method.
3168 (Arm_relocate_functions::calc_grp_kn): New method.
3169 (Arm_relocate_functions::calc_grp_residual): New method.
3170 (Arm_relocate_functions::calc_grp_gn): New method.
3171 (Arm_relocate_functions::arm_grp_alu): New Method.
3172 (Arm_relocate_functions::arm_grp_ldr): New Method.
3173 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3174 (Arm_relocate_functions::arm_grp_ldc): New Method.
3175 (Target_arm::Scan::local): Handle the ARM group relocations.
3176 (Target_arm::Scan::global): Likewise.
3177 (Target_arm::Relocate::relocate): Likewise.
3178 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3181 2010-01-26 Doug Kwan <dougkwan@google.com>
3183 * arm.cc (set): Include.
3184 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3186 (Arm_output_section::Text_section_list): New type.
3187 (Arm_output_section::append_text_sections_to_list): New method.
3188 (Arm_output_section::fix_exidx_coverage): Ditto.
3189 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3190 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3191 Relobj::set_section_offset() instead of
3192 Sized_relobj::invalidate_section_offset().
3193 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3194 parameter for section headers. Ignore relocation sections for
3195 unallocated sections and EXIDX sections.
3196 (Target_arm::fix_exidx_coverage): New method.
3197 (Target_arm::output_section_address_less_than): New type.
3198 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3199 linked text section instead of the EXIDX section.
3200 (Arm_output_section::create_stub_group): Add an assertion to check
3201 that this is not an EXIDX output section.
3202 (Arm_output_section::append_text_sections_to_list): New method.
3203 (Arm_output_section::fix_exidx_coverage): Ditto.
3204 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3205 Arm_relobj::section_needs_reloc_stub_scanning.
3206 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3208 (Target_arm::fix_exidx_coverage): New method.
3209 * object.h (Relobj::set_output_section): New method.
3210 (Sized_relobj::invalidate_section_offset): Remove method.
3211 (Sized_relobj::do_invalidate_section_offset): Remove method.
3212 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3214 2010-01-25 Doug Kwan <dougkwan@google.com>
3216 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3217 Fix warning due to signed and unsigned comparison on a 32-bit host.
3219 2010-01-22 Doug Kwan <dougkwan@google.com>
3221 * arm.cc (Target_arm::do_relax): Record an output section for section
3222 offset adjustment it contains any stub table that has changed.
3223 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3224 offsets in an output section if necessary.
3225 * output.cc (Output_section::Output_section): Initialize
3226 section_offsets_need_adjustments_.
3227 (Output_section::add_input_section_for_script): Renamed to
3228 Output_section::add_simple_input_section.
3229 (Output_section::save_states): Add a comment.
3230 (Output_section::discard_states): New method defintion.
3231 (Output_section::adjust_section_offsets): Same.
3232 * output.h (Output_section::add_input_section_for_script): Renamed to
3233 Output_section::add_simple_input_section.
3234 (Output_section::discard_states): New method declaration.
3235 (Output_section::adjust_section_offsets): Same.
3236 (Output_section::section_offsets_need_adjustment,
3237 Output_section::set_section_offsets_need_adjustment): New method
3239 (Output_section::section_offsets_need_adjustment_): New data member.
3240 * script-sections.cc
3241 (Output_section_element_input::set_section_address): Adjust code for
3242 renaming of Output_section::add_input_section_for_script.
3243 (Orphan_output_section::set_section_address): Same.
3245 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3247 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3248 Fix_v4bx enum values .
3249 * gold/options.h (General_options): New option definitions.
3250 (General_options::fix_v4bx): New method.
3251 (General_options::Fix_v4bx): New enum.
3252 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3253 (General_options::parse_fix_v4bx_interworking): New method.
3255 2010-01-22 Doug Kwan <dougkwan@google.com>
3257 * arm.cc (Arm_exidx_fixup): New class.
3259 2010-01-21 Doug Kwan <dougkwan@google.com>
3261 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3263 (Arm_exidx_section_offset_map): New type.
3265 2010-01-21 Doug Kwan <dougkwan@google.com>
3267 * arm.cc (Arm_exidx_input_section): New class.
3268 (Arm_relobj::exidx_input_section_by_link,
3269 Arm_relobj::exidx_input_section_by_shndx,
3270 Arm_relobj::make_exidx_input_section): New methods.
3271 (read_arm_attributes_section): Remove.
3272 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3273 information about them.
3274 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3277 2010-01-20 Doug Kwan <dougkwan@google.com>
3279 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3280 Input_section_specifier to Section_id.
3281 (Target_arm::new_arm_input_section: Adjust code for change of key
3283 (Target_arm::find_arm_input_section): Ditto.
3284 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3285 (Section_id): Remove.
3286 (Garbage_collection::Section_id_hash): Remove.
3287 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3288 (Section_id): Remove.
3289 (Icf::Section_id_hash): Remove.
3290 * object.h (Section_id, Const_section_id, Section_id_hash,
3291 Const_section_id_hash): New type definitions.
3292 * output.cc (Output_section::add_relaxed_input_section): Change to
3293 use Const_section_id instead of Input_section_specifier as key type.
3294 (Output_section::add_merge_input_section): Ditto.
3295 (Output_section::build_relaxation_map): Change to use Section_id
3296 instead of Input_section_specifier as key type.
3297 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3299 (Output_section::convert_input_sections_to_relaxed_sections): Change
3300 to use Const_section_id instead of Input_section_specifier as key type.
3301 (Output_section::find_merge_section): Ditto.
3302 (Output_section::find_relaxed_input_section): Ditto.
3303 * output.h (Input_section_specifier): Remove class.
3304 (Output_section::Output_section_data_by_input_section_map): Change
3305 key type to Const_section_id.
3306 (Output_section::Output_relaxed_input_section_by_input_section_map):
3308 (Output_section::Relaxation_map): Change key type to Section_id.
3310 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3312 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3313 (class Arm_v4bx_stub): New class.
3314 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3315 (Stub_factory::make_arm_v4bx_stub): New method.
3316 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3317 (Stub_table::empty): Handle v4bx stubs.
3318 (Stub_table::add_arm_v4bx_stub): New method.
3319 (Stub_table::find_arm_v4bx_stub): New method.
3320 (Arm_relocate_functions::v4bx): New method.
3321 (Target_arm::fix_v4bx): New method.
3322 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3323 (Stub_table::relocate_stubs): Likewise.
3324 (Stub_table::do_write): Likewise.
3325 (Stub_table::update_data_size_and_addralign): Likewise.
3326 (Stub_table::finalize_stubs): Likewise.
3327 (Target_arm::Scan::local): Likewise.
3328 (Target_arm::Scan::global): Likewise.
3329 (Target_arm::do_finalize_sections): Likewise.
3330 (Target_arm::Relocate::relocate): Likewise.
3331 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3333 (Target_arm::scan_reloc_for_stub): Likewise.
3334 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3336 2010-01-19 Ian Lance Taylor <iant@google.com>
3338 * output.cc (Output_section_headers::do_sized_write): Write large
3339 segment count to sh_info field.
3340 (Output_file_header::do_sized_write): For large segment count,
3341 write PN_XNUM to e_phnum field.
3343 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3345 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3346 (Arm_relocate_functions::thm_jump8): New function.
3347 (Arm_relocate_functions::thm_jump11): New function.
3348 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3350 (Target_arm::Scan::global): Likewise.
3351 (Target_arm::Relocate::relocate): Likewise.
3352 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3355 2010-01-14 Doug Kwan <dougkwan@google.com>
3357 * arm.cc (map, utility): Include headers.
3358 (Target_arm::apply_cortex_a8_workaround): New method.
3359 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3360 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3361 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3362 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3363 the --[no-]fix-cortex-a8 command line options.
3364 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3365 (Target_arm::relocate_stub): Use addend in instruction template.
3366 * options.h (DEFINE_bool): Set the user-set flag.
3367 (General_options): Add --[no-]-fix-cortex options.
3368 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3369 : Update fast look-up map after conversion.
3371 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3373 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3374 in the first pass of do_layout.
3376 2010-01-13 Doug Kwan <dougkwan@google.com>
3378 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3379 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3380 apparent compiler problem of not folding static constant integral
3381 data members of elfcpp::Elf_sizes<32>.
3383 2010-01-13 Doug Kwan <dougkwan@google.com>
3385 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3386 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3387 Arm_relobj::scan_section_for_cortex_a8_erratum,
3388 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3389 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3390 sections to scan for relocation stubs into a new method
3391 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3392 relocation and Cortex-A8 stub scanning.
3393 (Target_arm::do_relax): Force stubs to be after stubbed sections
3394 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3395 the beginning of a new relaxation pass. Update a comment.
3396 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3398 2010-01-12 Ian Lance Taylor <iant@google.com>
3400 * target-reloc.h (visibility_error): New inline function.
3401 (relocate_section): Call visibility_error.
3402 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3403 (MOSTLYCLEANFILES): Likewise.
3404 (protected_4_pic.o, protected_3.err): New targets.
3405 * testsuite/protected_4.cc: New file.
3407 2010-01-12 Doug Kwan <dougkwan@google.com>
3409 * arm.cc (Cortex_a8_reloc): New class.
3410 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3411 and cortex_a8_relocs_info_.
3412 (Target_arm::fix_cortex_a8): New method definition.
3413 (Target_arm::Cortex_a8_relocs_info): New type.
3414 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3415 New data member declarations.
3416 (Target_arm::scan_reloc_for_stub): Record information about
3417 relocations for THUMB branches that might be exempted from the
3418 Cortex-A8 workaround.
3419 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3420 at the beginning of a relaxation pass.
3422 2010-01-12 Doug Kwan <dougkwan@google.com>
3424 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3425 (Arm_relobj::Mapping_symbol_position,
3426 Arm_reloj::Mapping_symbol_position_less,
3427 Arm_relobj::Mapping_symbols_info): New types.
3428 (Target_arm::is_mapping_symbol_name): New method definition.
3429 (Arm_relobj::do_count_local_symbols): Save information about mapping
3432 2010-01-11 Doug Kwan <dougkwan@google.com>
3434 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3435 Arm_relocate_functions::thumb32_branch_upper,
3436 Arm_relocate_functions::thumb32_branch_lower,
3437 Arm_relocate_functions::thumb32_cond_branch_offset,
3438 Arm_relocate_functions::thumb32_cond_branch_upper,
3439 Arm_relocate_functions::thumb32_cond_branch_lower,
3440 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3441 branch offset encoding.
3442 (Arm_relocate_functions::thumb_branch_common): Use new branch
3443 offset encoding methods to avoid code duplication.
3444 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3445 (Stub_addend_reader::operator()): Use new branch encoding method
3446 to avoid code duplication.
3448 2010-01-11 Doug Kwan <dougkwan@google.com>
3450 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3451 (Target_arm::do_finalize_sections): Define special EXIDX section
3452 symbols only if referenced.
3453 * gc.h (Garbage_collection::add_reference): New method.
3454 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3457 2010-01-11 Ian Lance Taylor <iant@google.com>
3459 * script.cc (Version_script_info::build_expression_list_lookup):
3460 Change complaing about duplicate wildcard match from error to
3463 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3465 (Version_script_info::Version_script_info): Initialize globs_,
3466 default_version_, default_is_global_, and exact_. Don't
3467 initialize globals_ or locals_.
3468 (Version_script_info::build_lookup_tables): Build local symbols
3470 (Version_script_info::unquote): New function.
3471 (Version_script_info::add_exact_match): New function.
3472 (Version_script_info::build_expression_list_lookup): Remove lookup
3473 parameter. Add is_global parameter. Change all callers. Handle
3474 wildcard pattern specially. Unquote pattern. Call
3476 (Version_script_info::get_name_to_match): New function.
3477 (Version_script_info::get_symbol_version): New function.
3478 (Version_script_info::get_symbol_version_helper): Remove.
3479 (Version_script_info::check_unmatched_names): Call unquote.
3480 * script.h (class Version_script_info): Change get_symbol_version
3481 to be non-inline and add is_global parameter; change all callers.
3482 Rewrite symbol_is_local. Update declarations. Define struct
3483 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3484 Remove globals_ and locals_ members. Add exact_, globs_,
3485 default_version_, is_global_.
3486 (Version_script_info::Glob): Remove pattern, add expression and
3487 is_global. Update constructor. Change all callers.
3488 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3490 (Versions::symbol_section_contents): If a symbol is undefined, or
3491 defined in a dynamic object, set the version index to
3493 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3495 (Symbol_table::add_from_pluginobj): Likewise.
3496 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3498 2010-01-11 Doug Kwan <dougkwan@google.com>
3500 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3501 (incremental_dump_LDADD): Add linking option for libintl.
3502 * Makefile.in: Regenerate.
3504 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3507 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3509 * testsuite/Makefile.in: Regenerated.
3511 2010-01-10 Doug Kwan <dougkwan@google.com>
3513 * options.h (DEFINE_var): Use parentheses around argument varname__
3514 in macro body to avoid any unintended subsequent substitutions.
3516 2010-01-10 Ian Lance Taylor <iant@google.com>
3518 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3519 candidates before doing symbol resolution.
3521 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3522 ODR candidates if only one is weak.
3524 2010-01-08 Ian Lance Taylor <iant@google.com>
3526 * script.cc (Version_script_info::build_expression_list_lookup):
3527 Don't warn about ambiguous version, just record the ambiguity.
3528 (Version_script_info::get_symbol_version_helper): Give error if
3529 version is ambiguous.
3531 2010-01-08 Doug Kwan <dougkwan@google.com>
3533 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3534 prev_data_size_ and prev_addralign_. Remove initializer for
3535 deleted data member has_been_changed_.
3536 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3537 to determine if the table is empty.
3538 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3540 (Stub_table::add_reloc_stub): Define method in class definition
3541 instead of just declaring it there.
3542 (Stub_table::add_cortex_a8_stub): New method definition.
3543 (Stub_table::update_data_size_and_addralign): Ditto.
3544 (Stub_table::finalize_stubs): Ditto.
3545 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3546 (Stub_table::do_addralign_): Return address alignment in the
3547 (Stub_table::do_reset_address_and_file_offset): Define method in
3548 class definition instead of declaring it there. Set current data
3549 size to be the data size of the previous pass.
3550 (Stub_table::set_final_data_size): Use current data size as the
3552 (Stub_table::relocate_stub): Change parameter type of stub from
3553 Reloc_stub pointer to Stub pointer.
3554 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3555 (Stub_table::Cortex_a8_stub_list): New typedef.
3556 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3557 Stub_table::prev_addralign_): New data member.
3558 (Arm_relobj::Arm_relobj): Initialize data member
3559 section_has_cortex_a8_workaround_.
3560 (Arm_relobj::section_has_cortex_a8_workaround,
3561 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3563 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3565 (Target_arm::relocate_stub): Change parameter type of stub from
3566 Reloc_stub pointer to Stub pointer.
3567 (Insn_template::size, Insn_template::alignment): Handle
3568 THUMB16_SPECIAL_TYPE.
3569 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3570 Stub_table::update_data_size_and_addralign,
3571 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3573 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3574 (Stub_table::do_write): Ditto.
3575 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3577 2010-01-08 Ian Lance Taylor <iant@google.com>
3580 * symtab.h (class Symbol): Remove fields is_target_special_ and
3581 has_plt_offset_. Add field is_defined_in_discarded_section_.
3582 (Symbol::is_defined_in_discarded_section): New function.
3583 (Symbol::set_is_defined_in_discarded_section): New function.
3584 (Symbol::has_plt_offset): Rewrite.
3585 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3586 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3587 Don't initialize is_target_special_ or has_plt_offset_.
3588 Initialize is_defined_in_discarded_section_.
3589 (Symbol_table::add_from_relobj): If appropriate, set
3590 is_defined_in_discarded_section.
3591 * resolve.cc (Symbol::override_base_with_special): Don't test
3592 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3593 * target-reloc.h (relocate_section): Do special handling for
3594 symbols defined in discarded sections for global symbols as well
3597 2010-01-08 Ian Lance Taylor <iant@google.com>
3599 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3600 the SHT_SYMTAB case.
3602 2010-01-08 Ian Lance Taylor <iant@google.com>
3604 * object.cc (Sized_relobj::do_layout): Don't get confused if
3605 layout_eh_frame returns NULL.
3607 2010-01-08 Ian Lance Taylor <iant@google.com>
3610 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3611 dynamic symbol table, use the normal symbol table.
3612 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3615 2010-01-08 Ian Lance Taylor <iant@google.com>
3618 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3621 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3623 * version.cc (print_version): Change to "Copyright 2010".
3625 2010-01-08 Ian Lance Taylor <iant@google.com>
3629 * i386.cc (class Target_i386): Change return type of plt_section
3631 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3632 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3633 tls_desc_rel_ field.
3634 (Output_data_plt_i386::rel_tls_desc): New function.
3635 (Target_i386::rel_tls_desc_section): New function.
3636 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3637 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3638 R_386_TLS_DESC reloc in rel_tls_desc_section.
3639 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3640 Define struct Tlsdesc_info.
3641 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3642 (Target_x86_64::do_reloc_symbol_index): New function.
3643 (Target_x86_64::add_tlsdesc_info): New function.
3644 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3645 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3647 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3649 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3650 (Target_x86_64::rela_tlsdesc_section): New function.
3651 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3653 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3654 (Target_x86_64::do_reloc_addend): New function.
3655 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3656 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3657 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3658 (Output_reloc::type): New function.
3659 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3660 (Output_reloc::is_target_specific): New function.
3661 (Output_reloc::target_arg): New function.
3662 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3663 absolute relocs and target specific relocs.
3664 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3665 add_target_specific.
3666 (class Output_data_reloc) [SHT_RELA]: Likewise.
3667 * output.cc (Output_reloc::Output_reloc): Add four new versions
3668 for absolute relocs and target specific relocs.
3669 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3670 (Output_reloc::get_symbol_index): Likewise.
3671 (Output_reloc::local_section_offset): Check that local_sym_index_
3672 is not TARGET_CODE or 0.
3673 (Output_reloc::symbol_value): Likewise.
3674 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3676 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3677 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3679 * layout.cc (add_target_dynamic_tags): Use output section for
3680 DT_PLTRELSZ and DT_JMPREL.
3682 2010-01-07 Ian Lance Taylor <iant@google.com>
3685 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3687 (class Output_data_reloc_generic): Define.
3688 (class Output_data_reloc_base): Change base class to
3689 Output_data_reloc_generic. Change add() method to call
3690 bump_relative_reloc_count for a relative reloc. Remove
3692 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3694 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3695 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3697 * layout.h (class Layout): Update declaration.
3699 2010-01-07 Ian Lance Taylor <iant@google.com>
3701 * output.h (class Output_data): Add const version of
3702 output_section and do_output_section.
3703 (class Output_section_data): Add const version of
3705 (class Output_section): Likewise.
3706 * layout.cc (Layout::add_target_dynamic_tags): New function.
3707 * layout.h (class Layout): Update declarations.
3708 * arm.cc (Target_arm::do_finalize_sections): Use
3709 add_target_dynamic_tags.
3710 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3711 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3712 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3713 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3715 2010-01-07 Ian Lance Taylor <iant@google.com>
3718 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3721 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3722 Ian Lance Taylor <iant@google.com>
3725 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3726 Xindex::read_symtab_xindex.
3728 2010-01-07 Doug Kwan <dougkwan@google.com>
3730 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3731 (Insn_template::thumb16_bcond_insn): New method declaration.
3732 (Insn_template): Fix spelling.
3733 (Stub::thumb16_special): New method declaration.
3734 (Stub::do_write): Define virtual method which was previously pure
3736 (Stub::do_thumb16_special): New method declaration.
3737 (Stub::do_fixed_endian_write): New template member.
3738 (Reloc_stub::do_write): Remove.
3739 (Reloc_stub::do_fixed_endian_write): Remove.
3740 (Cortex_a8_stub): New class definition.
3741 (Stub_factory::make_cortex_a8_stub): New method definition.
3742 (Stub_factory::Stub_factory): Add missing static storage class
3743 qualifier for elf32_arm_stub_a8_veneer_blx.
3745 2010-01-07 Ian Lance Taylor <iant@google.com>
3748 * options.h (class General_options): Add --warn-unresolved-symbols
3749 and --error-unresolved-symbols.
3750 * errors.cc (Errors::undefined_symbol): Implement
3751 --warn-unresolved-symbols.
3753 * options.h (class General_options): Add -z text and -z textoff.
3754 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3756 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3758 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3759 (Garbage_collection::cident_sections): New function.
3760 (Garbage_collection::add_cident_section): New function.
3761 (Garbage_collection::cident_sections_): New member.
3762 (gc_process_relocs): Add references to sections whose names are C
3764 * gold.h (cident_section_start_prefix): New constant.
3765 (cident_section_stop_prefix): New constant.
3766 (is_cident): New function.
3767 * layout.cc (Layout::define_section_symbols): Replace string constants
3768 with the newly defined constants.
3769 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3771 * testsuite/Makefile.am: Add gc_orphan_section_test.
3772 * testsuite/Makefile.in: Regenerate.
3773 * testsuite/gc_orphan_section_test.cc: New file.
3774 * testsuite/gc_orphan_section_test.sh: New file.
3776 2010-01-06 Ian Lance Taylor <iant@google.com>
3779 * options.h (class General_options): Add --warn-shared-textrel.
3780 * layout.cc (Layout::finish_dynamic_section): Implement
3781 --warn-shared-textrel.
3784 * options.h (class General_options): Add --warn-multiple-gp.
3786 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3788 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3789 $(THREADSLIB) and $(LIBDL).
3790 * Makefile.in: Rebuild.
3792 2010-01-06 Ian Lance Taylor <iant@google.com>
3795 * options.cc (General_options::parse_section_start): New function.
3796 (General_options::section_start): New function.
3797 (General_options::General_options): Initialize all members.
3798 * options.h: Include <map>
3799 (class General_options): Add --section-start. Add section_starts_
3801 * layout.cc (Layout::attach_allocated_section_to_segment): If
3802 --section-start was used, set the address of the segment. Remove
3803 local sort_sections.
3804 (Layout::relaxation_loop_body): If the address of the load segment
3805 has been set by --section-start, don't use it.
3806 * output.h (Output_segment::update_flags_for_output_section): New
3808 * output.cc (Output_segment::add_output_section): Call
3809 update_flags_for_output_section.
3811 2010-01-05 Ian Lance Taylor <iant@google.com>
3814 * options.h (class General_options): Add --undefined-version.
3815 * script.cc (struct Version_expression): Add was_matched_by_symbol
3817 (Version_script_info::matched_symbol): New function.
3818 (Version_script_info::get_symbol_version_helper): Call
3820 (Version_script_info::check_unmatched_names): New function.
3821 * script.h (class Version_script_info): Update declarations.
3822 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3824 * options.h (class General_options): Use DEFINE_bool_alias for
3825 allow_multiple_definition.
3826 * resolve.cc (Symbol_table::should_override): Don't test
3827 allow_multiple_definition.
3830 * options.h (class General_options): Add --cref.
3831 * main.cc (main): Print cref table if --cref. Don't close mapfile
3832 until after printing cref table.
3833 * cref.cc: Include "symtab.h".
3834 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3835 (Cref_table_compare::operator()): New function.
3836 (Cref_inputs::gather_cref): New function.
3837 (filecol): New static const.
3838 (Cref_inputs::print_cref): New function.
3839 (Cref::print_cref): New function.
3840 * cref.h: Include <cstdio>.
3841 (class Cref): Update declarations.
3842 * mapfile.h (Mapfile::file): New function.
3843 * object.h (class Object): Define Symbols. Declare virtual
3844 do_get_global_symbols.
3845 (Object::get_global_symbols): New function.
3846 * object.cc (Input_objects::add_object): Pass object to cref_ if
3848 (Input_objects::archive_start): Likewise.
3849 (Input_objects::archive_stop): Likewise.
3850 (Input_objects::print_cref): New function.
3851 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3852 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3854 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3856 * plugin.h (class Sized_pluginobj): Update declarations.
3858 2010-01-05 Ian Lance Taylor <iant@google.com>
3860 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3861 to is_default_version. Rename insdef to insdefault.
3862 (Symbol_table::add_from_relobj): Rename def to is_default_version
3863 and local to is_forced_local.
3864 (Symbol_table::add_from_pluginobj): Likewise.
3865 (Symbol_table::add_from_dynobj): Likewise.
3866 (Symbol_table::define_special_symbol): Rename insdef to
3869 2010-01-04 Ian Lance Taylor <iant@google.com>
3872 * options.h (class General_options): Add
3873 --allow-multiple-definition and -z muldefs.
3874 * resolve.cc (Symbol_table::should_override): Don't warn about a
3875 multiple symbol definition if --allow-multiple-definition or -z
3879 * options.h (class General_options): Add --add-needed and
3880 --copy-dt-needed-entries. Tweak --as-needed help entry.
3881 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3882 error if --copy-dt-needed-entries aka --add-needed is used and
3883 would cause a change in behaviour.
3886 * options.h (class General_options): Add -G as a short version of
3887 --shared. Add no-op options -assert, -g, and -i.
3889 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3891 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3892 check for .text or .gnu.linkonce.t sections.
3893 * icf.cc (Icf::find_identical_sections): Ditto.
3894 Change the detection for mangled function name within the section
3896 * icf.h (is_section_foldable_candidate): New function.
3898 2009-12-30 Ian Lance Taylor <iant@google.com>
3901 * options.h (class General_options): Permit two dashes with
3902 --retain-symbols-file.
3904 2009-12-30 Ian Lance Taylor <iant@google.com>
3907 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3908 don't put the file header and segment headers in the text
3912 * common.cc (Sort_commons::operator()): Stabilize sort when both
3914 (Symbol_table::do_allocate_commons_list): When allocating common
3915 symbols, skip a symbol which is no longer common.
3916 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3917 an object before checking its type.
3918 * testsuite/common_test_2.c: New file.
3919 * testsuite/common_test_3.c: New file.
3920 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3921 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3922 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3923 (common_test_2_pic.o, common_test_2.so): New targets.
3924 (common_test_3_pic.o, common_test_3.so): New targets.
3925 * testsuite/Makefile.in: Rebuild.
3928 * script.cc (read_input_script): If we see a new SECTIONS clause,
3929 and we have added an input section, give an error.
3930 * layout.h (class Layout): Add have_added_input_section function.
3931 Add have_added_input_section_ field.
3932 * layout.cc (Layout::Layout): Initialize
3933 have_added_input_section_.
3934 (Layout::layout): Set have_added_input_section_.
3935 (Layout::layout_eh_frame): Likewise.
3937 2009-12-30 Ian Lance Taylor <iant@google.com>
3940 * options.h (class General_options): Add --sort-common option.
3941 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3942 * common.cc (Sort_common): Add sort_order parameter to
3943 constructor. Add sort_order_ field.
3944 (Sort_commons::operator): Check sort_order_.
3945 (Symbol_table::allocate_commons): Determine the sort order.
3946 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3948 (Symbol_table::do_allocate_commons_list): Likewise.
3950 2009-12-30 Ian Lance Taylor <iant@google.com>
3953 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3954 symbols from this object, don't change the visibility of an
3956 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3958 2009-12-30 Ian Lance Taylor <iant@google.com>
3961 * script.h (class Version_script_info): Define Language enum.
3962 Update declarations. Define Glob, Exact, and Lookup types. Add
3963 new fields globals_, locals_, and is_finalized_.
3964 * script.cc: Various formatting fixes.
3965 (class Parser_closure): Change language_stack_ from a vector of
3966 std::string to one of Version_script_info::Language. Adjust all
3968 (class Lazy_demangler): Remove.
3969 (struct Version_expression): Change language from std::string to
3970 Version_script_info::Language.
3971 (Version_script_info::Version_script_info): New function.
3972 (Version_script_info::~Version_script_info): Don't call clear.
3973 (Version_script_info::finalize): New function.
3974 (Version_script_info::build_lookup_tables): New function.
3975 (Version_script_info::build_expression_list_lookup): New
3977 (Version_script_info::get_symbol_version_helper): Rewrite to use
3979 (Version_script_info::print_expression_list): Adjust to use
3980 Version_script_info::Language.
3981 (script_push_lex_into_version_mode): Check that the version script
3982 has not been finalized.
3983 (version_script_push_lang): Change language string to
3984 Version_script_info::Language.
3985 * options.cc (Command_line::version_script): New function.
3986 * options.h (class General_options): Add finalize_dynamic_list
3987 function. Change version_script from declaration to definition.
3988 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3989 * testsuite/version_script.map: Remove duplicate def of foo.
3990 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3992 * testsuite/Makefile.in: Rebuild.
3994 2009-12-30 Ian Lance Taylor <iant@google.com>
3997 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3998 if the input symbol index is 0, make the output symbol index 0.
4000 2009-12-30 Ian Lance Taylor <iant@google.com>
4003 * options.h (class General_options): Add -x/--discard-all.
4004 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4005 --discard-all. If the local symbol needs a dynamic entry, check
4006 that before handling --discard-locals.
4008 2009-12-30 Ian Lance Taylor <iant@google.com>
4011 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4013 (Output_segment::add_output_section): Don't change the flags if
4017 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4018 GNU hash table if they need a dynamic value. Otherwise, don't add
4019 them if they are defined in a dynamic object or are forced local.
4021 2009-12-29 Ian Lance Taylor <iant@google.com>
4024 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4025 .gnu.hash table for a 32-bit target.
4028 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4029 regular and a dynamic object only needs a dynamic symbol table
4030 entry if it is externally visible.
4033 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4034 constructor. Add global_offset_table_ field.
4035 (Target_i386::got_section): Set global_offset_table_.
4036 (Target_i386::do_finalize_sections): Set global_offset_table_
4038 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4039 in constructor. Add global_offset_table_ field.
4040 (Target_x86_64::got_section): Set global_offset_table_.
4041 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4044 * layout.cc (Layout::Layout): Initialize increase_relro_.
4045 (Layout::get_output_section): Add is_relro, is_last_relro, and
4046 is_first_non_relro parameters. Change all callers.
4047 (Layout::choose_output_section): Likewise.
4048 (Layout::add_output_section_data): Likewise.
4049 (Layout::make_output_section): Likewise.
4050 (Layout::set_segment_offsets): Clear increase_relro when using a
4052 * layout.h (class Layout): Add increase_relro method. Add
4053 increase_relro_ field. Update declarations.
4054 * output.cc (Output_section::Output_section): Initialize
4055 is_last_relro_ and is_first_non_relro_.
4056 (Output_segment::add_output_section): Group relro sections is
4057 do_sort is true. Handle is_last_relro and is_first_non_relro.
4058 (Output_segment::maximum_alignment): Remove relro handling.
4059 (Output_segment::set_section_addresses): Add increase_relro
4060 parameter. Change all callers. Add initial alignment to align
4061 relro sections on separate page. Remove old relro handling.
4062 (Output_segment::set_section_list_addresses): Remove in_relro
4063 parameter. Change all callers.
4064 (Output_segment::set_offset): Add increase parameter. Change all
4065 callers. Remove old relro handling.
4066 * output.h (class Output_section): Add new methods: is_last_relro,
4067 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4068 Add is_last_relro_ and is_first_non_relro_ fields.
4069 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4070 Create separate .got.plt section. Call increase_relro.
4071 * x86_64.cc (Target_x86_64::got_section): Likewise.
4072 * testsuite/relro_script_test.t: Add .got.plt.
4075 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4076 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4077 (Layout::finalize): Call set_dynamic_symbol_size.
4078 (Layout::set_dynamic_symbol_size): New function.
4079 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4080 set_dynamic_symbol_size.
4083 * output.h (class Output_section): Add is_entsize_zero_ field.
4084 * output.cc (Output_section::Output_section): Initialize
4086 (Output_section::set_entsize): If two different entsizes are
4087 requested, force it to zero.
4088 (Output_section::add_input_section): Set flags for .debug_str
4089 before updating section flags. Set entsize.
4090 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4091 and SHF_STRING if all input sections have those flags.
4093 2009-12-29 Rafael Espindola <espindola@google.com>
4095 * main.cc (main): Fix the sys time reporting.
4096 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4099 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4101 * options.cc (General_options::parse_version): Allow -v to exit
4102 without an error if there is nothing to link.
4104 2009-12-29 Ian Lance Taylor <iant@google.com>
4106 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4107 using a version of gcc before 4.1.
4108 * configure: Rebuild.
4110 2009-12-28 Chris Demetriou <cgd@google.com>
4112 * attributes.cc (Output_attributes_section_data::do_write): Use
4113 std::vector::front rather than std::vector::data.
4115 2009-12-28 Ian Lance Taylor <iant@google.com>
4117 * symtab.h (class Symbol_table): Add enum Defined.
4118 * resolve.cc (Symbol_table::should_override): Add defined
4119 parameter. Change all callers. Test whether object is NULL
4120 before calling a method on it.
4121 (Symbol_table::report_resolve_problem): Add defined parameter.
4123 (Symbol_table::should_override_with_special): Likewise.
4124 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4125 parameter. Change all callers.
4126 (Symbol_table::do_define_in_output_data): Likewise.
4127 (Symbol_table::define_in_output_segment): Likewise.
4128 (Symbol_table::do_define_in_output_segment): Likewise.
4129 (Symbol_table::define_as_constant): Likewise.
4130 (Symbol_table::do_define_as_constant): Likewise.
4131 * script.h (class Symbol_assignment): Add is_defsym parameter to
4132 constructor; change all callers.
4133 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4134 parameter. Change all callers. Add is_defsym_ field.
4135 (class Parser_closure): Add parsing_defsym parameter to
4136 constructor; change all callers. Add parsing_defsym accessor
4137 function. Add parsing_defsym_ field.
4139 2009-12-28 Ian Lance Taylor <iant@google.com>
4141 * gold.cc (queue_middle_tasks): Fix formatting.
4142 * object.cc (Relobj::is_section_name_included): Likewise.
4144 2009-12-23 Ian Lance Taylor <iant@google.com>
4146 * i386.cc (Target_i386::do_calls_non_split): Recognize
4147 -fsplit-stack prologue for a function with a static chain.
4148 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4149 -fsplit-stack prologue when using %r11.
4151 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4153 * options.cc (General_options::parse_version): Make -v continue and do
4154 the link like GNU ld does.
4156 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4158 * Makefile.am (CCFILES): Add timer.cc.
4159 (HFILES): Add timer.h.
4160 * configure.ac: Check for sysconf and times.
4161 * main.cc: include timer.h.
4162 (main): Use Timer instead of get_run_time.
4165 * workqueue.cc: include timer.h.
4166 (Workqueue::find_and_run_task):
4167 Report user, sys and wall time.
4168 * Makefile.in: Regenerate.
4169 * config.in: Regenerate.
4170 * configure: Regenerate.
4172 2009-12-16 Doug Kwan <dougkwan@google.com>
4174 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4176 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4177 relaxed input sections.
4178 * output.cc (Output_section::find_relaxed_input_section): Change
4179 return type to Output_relaxed_input_section pointer. Adjust code
4180 for new type of relaxed_input_section_map_.
4181 * output.h (Output_section::find_relaxed_input_section): Change
4182 return type to Output_relaxed_input_section pointer.
4183 (Output_section::Output_relaxed_input_section_by_input_section_map):
4185 (Output_section::relaxed_input_section_map_): Change type to
4186 Output_section::Output_relaxed_input_section_by_input_section_map.
4187 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4190 2009-12-15 Ian Lance Taylor <iant@google.com>
4192 * layout.cc (Layout::create_shstrtab): Only write out after input
4193 sections if we are compressing debug sections.
4195 2009-12-15 Ian Lance Taylor <iant@google.com>
4197 * archive.cc (Archive::add_symbols): Only look up a symbol without
4198 a version if there is, in fact, a version.
4200 2009-12-14 Ian Lance Taylor <iant@google.com>
4202 Revert -Wshadow changes, all changes from:
4203 2009-12-11 Doug Kwan <dougkwan@google.com>
4204 2009-12-11 Nick Clifton <nickc@redhat.com>
4205 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4207 2009-12-11 Doug Kwan <dougkwan@google.com>
4209 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4211 * attributes.cc (Object_attribute::size): Ditto.
4212 (Attributes_section_data::size): Ditto.
4213 (Attributes_section_data::Attributes_section_data): Ditto.
4214 (Output_attributes_section_data::do_write): Ditto.
4215 * attributes.h (Object_attribute::set_type): Ditto.
4216 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4218 2009-12-11 Nick Clifton <nickc@redhat.com>
4220 * archive.cc: Fix shadowed variable warnings.
4222 * compressed_output.cc: Likewise.
4223 * compressed_output.h: Likewise.
4224 * configure: Likewise.
4225 * dwarf_reader.cc: Likewise.
4226 * dynobj.cc: Likewise.
4227 * dynobj.h: Likewise.
4228 * ehframe.cc: Likewise.
4229 * ehframe.h: Likewise.
4230 * errors.cc: Likewise.
4231 * expression.cc: Likewise.
4232 * fileread.cc: Likewise.
4233 * fileread.h: Likewise.
4234 * freebsd.h: Likewise.
4235 * i386.cc: Likewise.
4237 * incremental.h: Likewise.
4238 * layout.cc: Likewise.
4239 * layout.h: Likewise.
4240 * mapfile.cc: Likewise.
4241 * merge.cc: Likewise.
4242 * merge.h: Likewise.
4243 * object.cc: Likewise.
4244 * object.h: Likewise.
4245 * options.h: Likewise.
4246 * output.cc: Likewise.
4247 * output.h: Likewise.
4248 * parameters.cc: Likewise.
4249 * plugin.cc: Likewise.
4250 * powerpc.cc: Likewise.
4251 * reduced_debug_output.cc: Likewise.
4252 * reduced_debug_output.h: Likewise.
4253 * reloc.cc: Likewise.
4254 * reloc.h: Likewise.
4255 * resolve.cc: Likewise.
4256 * script-sections.cc: Likewise.
4257 * script.cc: Likewise.
4258 * script.h: Likewise.
4259 * sparc.cc: Likewise.
4260 * symtab.cc: Likewise.
4261 * symtab.h: Likewise.
4262 * target-select.cc: Likewise.
4263 * target-select.h: Likewise.
4264 * token.h: Likewise.
4265 * workqueue.cc: Likewise.
4266 * workqueue.h: Likewise.
4267 * x86_64.cc: Likewise.
4269 2009-12-10 Doug Kwan <dougkwan@google.com>
4271 * arm.cc (attributes.h): New include.
4272 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4273 (Arm_relobj::~Arm_relobj): Delete object pointed by
4274 attributes_section_data_.
4275 (Arm_relobj::attributes_section_data): New method definition.
4276 (Arm_relobj::attributes_section_data_): New data member declaration.
4277 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4278 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4279 attributes_section_data_.
4280 (Arm_dynobj::attributes_section_data): New method definition.
4281 (Arm_dynobj::attributes_section_data_): New data member declaration.
4282 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4283 initialization value of may_use_blx_ to false.
4284 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4285 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4286 object attributes to compute results instead of hard-coding.
4287 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4288 Target_arm::get_secondary_compatible_arch,
4289 Target_arm::set_secondary_compatible_arch
4290 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4291 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4292 New method declarations.
4293 (Target_arm::get_aeabi_object_attribute): New method definition.
4294 (Target_arm::attributes_section_data_): New data member declaration.
4295 (read_arm_attributes_section): New template definition.
4296 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4297 (Arm_dynobj::do_read_symbols): Ditto.
4298 (Target_arm::do_finalize_sections): Merge attributes sections from
4299 input. Check for BLX use after attributes section merging.
4300 Fix __exidx_start and __exidx_end visibility. Create an
4301 .ARM.attributes section if necessary.
4302 (Target_arm::get_secondary_compatible_arch,
4303 Target_arm::set_secondary_compatible_arch,
4304 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4305 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4306 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4307 New method definitions.
4309 2009-12-09 Ian Lance Taylor <iant@google.com>
4311 * plugin.cc (Plugin::load): Don't cast from void* to a function
4314 2009-12-09 Ian Lance Taylor <iant@google.com>
4316 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4319 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4321 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4322 Replace two_file_shared_1.so with two_file_shared_2.so.
4323 * testsuite/Makefile.in: Regenerated.
4325 2009-12-08 Doug Kwan <dougkwan@google.com>
4327 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4328 (HFILES): Add attributes.h and int_encoding.h.
4329 * Makefile.in: Regenerate.
4330 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4331 function definitions to int_encoding.cc
4332 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4333 prototypes to int_encoding.h
4334 * reduced_debug_output.cc (int_encoding.h): New include.
4335 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4336 function definitions to int_encoding.cc
4337 (insert_into_vector, read_from_pointer): Move template definitions to
4339 * attributes.cc: New file.
4340 * attributes.h: New file.
4341 * int_encoding.cc: New file.
4342 * int_encoding.h: New file.
4344 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4347 * incremental-dump.cc (dump_incremental_inputs): New.
4348 (main): Use dump_incremental_inputs.
4350 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4353 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4354 checking elfcpp::STT_FUNC.
4355 (Target_i386::Relocate::relocate): Likewise.
4356 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4358 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4359 symbols from shared libraries into normal FUNC symbols.
4361 * symtab.h (Symbol): Add is_func and use it.
4363 2009-12-05 Doug Kwan <dougkwan@google.com>
4365 * arm.cc (Target_arm::arm_info): Initialize new fields
4366 attributes_section and attributes_vendor.
4367 * i386.cc (Target_i386::i386_info): Same.
4368 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4369 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4370 fields attributes_section and attributes_vendor.
4371 * sparc.cc (Target_sparc::sparc_info): Same.
4372 * target.h (Target::attributes_section, Target::attributes_vendor,
4373 Target::is_attributes_section, Target::attribute_arg_type,
4374 Target::attributes_order): New method definitions.
4375 (Target::Target_info::attributes_section,
4376 Target::Target_info::attributes_vendor): New fields.
4377 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4378 virtual method definitions.
4379 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4380 attributes_section and attributes_vendor.
4381 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4383 2009-12-05 Doug Kwan <dougkwan@google.com>
4385 * arm.cc: Update comments about interworking and stub generation.
4386 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4387 considered as non-PIC.
4388 (Arm_relocate_functions::base_abs): Fix formatting.
4389 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4390 of function to use GOT entry address instead of offset.
4391 (Target_arm::Scan::global): Issue an error if a symbol would need a
4392 PLT does not get one because it is untyped. Remove code to create
4393 dynamic symbols for relative branches.
4394 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4395 takes unsigned integer instead of boolean.
4397 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4399 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4400 (two_file_test_LDADD): Likewise.
4401 (common_test_1_LDADD): Likewise.
4402 (exception_test_LDADD) Likewise.
4403 (weak_test_LDADD): Likewise.
4404 (many_sections_test_LDADD): Likewise.
4405 (initpri1_LDADD): Likewise.
4406 (script_test_1_LDADD): Likewise.
4407 (script_test_2_LDADD): Likewise.
4408 (justsyms_LDADD): Likewise.
4409 (binary_test_LDADD): Likewise.
4410 (large_LDADD): Likewise.
4411 * testsuite/Makefile.in: Regenerated.
4413 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4415 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4416 (Symbol_table::override_with_special): Likewise.
4417 (Symbol_table::add_from_object): Likewise.
4419 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4421 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4422 Don't set the data_offset twice.
4424 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4426 * testsuite/Makefile.in: Regenerate.
4428 2009-12-03 Doug Kwan <dougkwan@google.com>
4430 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4431 (Target_arm::do_finalize_sections): Add parameter for symbol table
4432 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4433 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4434 parameter for symbol table pointer.
4435 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4436 an additional parameter for a pointer to symbol table.
4437 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4438 parameter for a symbol table pointer.
4439 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4440 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4442 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4443 parameter for a symbol table pointer.
4445 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4447 * incremental.cc (Incremental_inputs_header)
4448 (Incremental_inputs_header_write, Incremental_inputs_entry)
4449 (Incremental_inputs_entry_write): Move ...
4450 * incremental.h (Incremental_inputs_header)
4451 (Incremental_inputs_header_write, Incremental_inputs_entry)
4452 (Incremental_inputs_entry_write): here.
4454 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4456 * incremental.cc (make_sized_incremental_binary): Set the target.
4457 Error if it is incompatible.
4458 * output.h (Output_file): Add filename method.
4460 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4462 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4463 from the get_* methods.
4465 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4467 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4468 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4469 Write 0 for the data_offset of scripts.
4471 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4473 * testsuite/Makefile.am: Add the incremental_test.sh test.
4474 * testsuite/incremental_test.sh: New.
4475 * testsuite/incremental_test_1.c: New.
4476 * testsuite/incremental_test_2.c: New.
4478 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4480 * incremental-dump.cc (main): Fix typos.
4482 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4485 * incremental-dump.cc (main): Use llu to print 64 bit values.
4487 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4488 H.J. Lu <hongjiu.lu@intel.com>
4490 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4492 (incremental_dump_LDADD): Likewise.
4493 * Makefile.in: Regenerated.
4495 2009-11-25 Doug Kwan <dougkwan@google.com>
4499 2009-11-25 Doug Kwan <dougkwan@google.com>
4501 * arm.cc (Target_arm::Target_arm): Move method definition
4502 outside of class definition. Add code to handle
4503 --target1-rel, --target1-abs and --target2= options.
4504 (Target_arm::get_reloc_reloc_type): Change method to be
4505 non-static and const.
4506 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4507 New data member declaration.
4508 (Target_arm::Scan::local, Target_arm::Scan::global,
4509 Target_arm::Relocate::relocate,
4510 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4511 Adjust call to Target_arm::get_real_reloc_type.
4512 (Target_arm::get_real_reloc_type): Use command line options
4513 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4514 * options.h (--target1-rel, --target1-abs, --target2): New
4517 2009-11-25 Doug Kwan <dougkwan@google.com>
4519 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4520 class definition. Add code to handle --target1-rel, --target1-abs
4521 and --target2= options.
4522 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4524 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
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): Adjust
4529 call to Target_arm::get_real_reloc_type.
4530 (Target_arm::get_real_reloc_type): Use command line options to
4531 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4532 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4535 2009-11-25 Doug Kwan <dougkwan@google.com>
4537 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4538 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4539 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4541 (Arm_relocate_functions::thm_call): Replace body with a call to
4542 Arm_relocate_functions::thumb_branch_common.
4543 (Arm_relocate_functions::thm_jump24,
4544 Arm_relocate_functions::thm_xpc22): New method definitions.
4545 (Arm_relocate_functions::thumb_branch_common): New method definition.
4546 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4548 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4549 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4551 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4553 * Makefile.am: Build incremental-dump
4554 * Makefile.in: Regenerate.
4555 * incremental-dump.cc: New.
4556 * incremental.cc (Incremental_inputs_header_data,
4557 Incremental_inputs_entry_data): Move to incremental.h
4558 * incremental.h: (Incremental_inputs_header_data,
4559 Incremental_inputs_entry_data): Move from incremental.cc
4561 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4563 * incremental.cc (Incremental_inputs_header,
4564 Incremental_inputs_header_write, Incremental_inputs_entry,
4565 Incremental_inputs_entry_write): Add a typedef with the data type.
4567 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4569 * incremental.cc (Incremental_inputs_header,
4570 Incremental_inputs_header_write, Incremental_inputs_entry,
4571 Incremental_inputs_entry_write): Update comment about which
4572 type has the filed descriptions.
4574 2009-11-15 Doug Kwan <dougkwan@google.com>
4576 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4577 (Arm_relocate_functions::arm_branch_common): Change method defintion
4578 in class definition to a method declaration and update list of formal
4580 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4581 Arm_relocation_functions::jump24): Adjust call to
4582 Arm_relocate_functions::arm_branch_common. Update list of formal
4584 (Arm_relocate_functions::xpc25): New method definition.
4585 (Arm_relocate_functions::arm_branch_common): Move method defintion
4586 out from class definition. Use stubs for mode-switching and extending
4588 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4589 specially. Change code to enable use of stubs in ARM branches.
4591 2009-11-10 Doug Kwan <dougkwan@google.com>
4593 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4594 in method declaration.
4595 (Target_arm::relocate_stub): New method declaration.
4596 (Target_arm::default_target): Change to return a pointer instead of
4598 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4599 Target_arm::default_target.
4600 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4602 (Target_arm::relocate_section): Adjust view.
4603 (Target_arm::relocate_stub): New method definition.
4605 2009-11-10 Doug Kwan <dougkwan@google.com>
4607 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4609 * incremental.cc (open_incremental_binary): Initialized local
4610 variables to avoid warnings.
4611 * object.cc (make_elf_object): Ditto.
4612 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4615 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4618 * testsuite/plugin_test.c: Include "config.h".
4620 2009-11-09 Doug Kwan <dougkwan@google.com>
4622 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4623 (arm_symbol_value): Remove.
4624 (Arm_relocate_functions::arm_branch_common,
4625 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4626 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4627 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4628 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4629 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4630 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4631 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4632 Arm_relocate_functions::thm_mobw_abs_nc,
4633 Arm_relocate_functions::thm_mov_abs,
4634 Arm_relocate_functions::movw_prel_nc,
4635 Arm_relocate_functions::thm_movt_abs,
4636 Arm_relocate_functions::movt_prel,
4637 Arm_relocate_functions::thm_movw_prel_nc,
4638 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4639 (Target_arm::Relocate::relocate): Only decompose address into two
4640 parts if relocation type uses the thumb-bit and pass the actual
4641 bit instead of a flag indicating that the thumb-bit is used. Adjust
4642 calls to methods in Arm_relocate_functions for this change.
4644 2009-11-08 Ian Lance Taylor <iant@google.com>
4647 * reloc.cc: Instantiate
4648 Sized_relobj::initialize_input_to_output_maps and
4649 Sized_relobj:free_input_to_output_maps.
4651 2009-11-06 Ian Lance Taylor <iant@google.com>
4654 * defstd.cc (in_segment): Set only_if_ref true for "end".
4656 2009-11-06 Doug Kwan <dougkwan@google.com>
4658 * arm.cc (class Reloc_stub): Correct a comment.
4659 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4660 (Target_arm::scan_section_for_stubs): New method declaration.
4661 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4662 Change methods from private to protected.
4663 (Target_arm::do_may_relax): New method definition.
4664 (Target_arm::do_relax, Target_arm::group_sections,
4665 Target_arm::scan_reloc_for_stub,
4666 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4667 (Target_arm::arm_input_section_map_): New data member declaration.
4668 (Target_arm::scan_reloc_for_stub,
4669 Target_arm::scan_reloc_section_for_stubs,
4670 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4671 Target_arm::do_relax): New method definitions.
4673 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4675 * configure.ac: Check for (struct stat)::st_mtim
4676 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4677 * config.in: Regenerate.
4678 * configure: Regenerate.
4680 2009-11-05 Ian Lance Taylor <iant@google.com>
4683 * output.cc (Output_segment::add_output_section): Add missing
4686 2009-11-04 Ian Lance Taylor <iant@google.com>
4689 * object.h (class Object): Add is_needed and set_is_needed
4690 methods. Add is_needed_ field. Make bool fields into bitfields.
4691 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4692 defined in a dynamic object and referenced by a regular object,
4693 set is_needed for the dynamic object.
4694 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4695 if the file is marked with as_needed and it is not needed.
4697 2009-11-04 Ian Lance Taylor <iant@google.com>
4700 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4701 tags if data is discarded by linker script.
4702 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4703 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4704 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4705 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4707 2009-11-04 Ian Lance Taylor <iant@google.com>
4709 * layout.cc (Layout::get_output_section): Add is_interp and
4710 is_dynamic_linker_section parameters. Change all callers.
4711 (Layout::choose_output_section): Likewise.
4712 (Layout::make_output_section): Likewise.
4713 (Layout::add_output_section_data): Add is_dynamic_linker_section
4714 parameter. Change all callers.
4715 * layout.h (class Layout): Update declarations.
4716 * output.h (class Output_section): Add is_interp, set_is_interp,
4717 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4718 Add is_interp_, is_dynamic_linker_section_ fields. Change
4719 generate_code_fills_at_write_ to a bitfield.
4720 * output.cc (Output_section::Output_sections): Initialize new
4722 (Output_segment::add_output_section): Add do_sort parameter.
4725 2009-11-03 Ian Lance Taylor <iant@google.com>
4728 * options.h (class General_options): Add --warn-common.
4729 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4730 merging two common symbols.
4731 (Symbol_table::should_override): Handle --warn-common when merging
4732 a common symbol with a defined symbol. Use report_resolve_problem
4733 for multiple definitions.
4734 (Symbol_table::report_resolve_problem): New function.
4735 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4737 2009-11-03 Doug Kwan <dougkwan@google.com>
4739 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4741 (Target_arm::stub_factory): New method definition.
4742 (Target_arm::new_arm_input_section,
4743 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4744 Target_arm::reloc_uses_thumb_bit): New method declarations.
4745 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4746 New type definitions.
4747 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4748 member declarations.
4749 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4750 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4751 New method definitions.
4753 2009-11-03 Ian Lance Taylor <iant@google.com>
4755 * options.h (class General_options): Add --warn_constructors.
4757 2009-11-03 Ian Lance Taylor <iant@google.com>
4760 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4761 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4763 2009-11-03 Ian Lance Taylor <iant@google.com>
4766 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4767 --msgid-bugs-address.
4768 (install-pdf): New target.
4769 (install-data_yes): Look up one directory to find mkinstalldirs.
4771 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4773 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4776 2009-10-30 Doug Kwan <dougkwan@google.com>
4778 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4780 2009-10-30 Doug Kwan <dougkwan@google.com>
4782 * arm.cc (Stub_addend_reader): New struct template definition
4783 and partial specializations.
4784 (Stub_addend_reader::operator()): New method definition for a
4785 partially specialized template.
4787 2009-10-30 Doug Kwan <dougkwan@google.com>
4789 * arm.cc (Arm_relobj::processor_specific_flags): New method
4791 (Arm_relobj::do_read_symbols): New method declaration.
4792 (Arm_relobj::processor_specific_flags_): New data member declaration.
4793 (Arm_dynobj): New class definition.
4794 (Target_arm::do_finalize_sections): Add input_objects parameter.
4795 (Target_arm::do_adjust_elf_header): New method declaration.
4796 (Target_arm::are_eabi_versions_compatible,
4797 (Target_arm::merge_processor_specific_flags): New method declaration.
4798 (Target_arm::do_make_elf_object): New overloaded method definitions
4800 (Arm_relobj::do_read_symbols): New method definition.
4801 (Arm_dynobj::do_read_symbols): Ditto.
4802 (Target_arm::do_finalize_sections): Add input_objects parameters.
4803 Merge processor-specific flags from all input objects.
4804 (Target_arm::are_eabi_versions_compatible,
4805 Target_arm::merge_processor_specific_flags,
4806 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4807 New method definitions.
4808 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4809 Input_objects pointer type parameter.
4810 * layout.cc (Layout::finalize): Pass input objects to target's.
4811 finalize_sections function.
4812 * output.cc (Output_file_header::do_sized_write): Set ELF file
4813 header's processor-specific flags.
4814 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4815 Input_objects pointer type parameter.
4816 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4817 * target.h (Input_objects): New forward class declaration.
4818 (Target::processor_specific_flags,
4819 Target::are_processor_specific_flags_sect): New method definitions.
4820 (Target::finalize_sections): Add input_objects parameter.
4821 (Target::Target): Initialize processor_specific_flags_ and
4822 are_processor_specific_flags_set_.
4823 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4825 (Target::set_processor_specific_flags): New method definition.
4826 (Target::processor_specific_flags_,
4827 Target::are_processor_specific_flags_set_): New data member
4829 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4830 Input_objects pointer type parameter.
4832 2009-10-30 Doug Kwan <dougkwan@google.com>
4834 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4836 2009-10-28 Ian Lance Taylor <iant@google.com>
4838 * object.h (class Relobj): Drop options parameter from
4839 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4840 do_scan_relocs, do_relocate. Change all callers.
4841 (class Sized_relobj): Drop options parameters from
4842 do_gc_process_relocs, do_scan_relocs, do_relocate,
4843 do_relocate_sections, relocate_sections, emit_relocs_scan,
4844 emit_relocs_scan_reltype. Change all callers.
4845 (struct Relocate_info): Remove options field and all references to
4847 * reloc.h (class Read_relocs): Remove options constructor
4848 parameter and options_ field. Change all callers.
4849 (class Gc_process_relocs, class Scan_relocs): Likewise.
4850 (class Relocate_task): Likewise.
4851 * target-reloc.h (scan_relocs): Remove options parameter. Change
4853 (scan_relocatable_relocs): Likewise.
4854 * target.h (class Sized_target): Remove options parameter from
4855 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4857 * gc.h (gc_process_relocs): Remove options parameter. Change all
4859 * arm.cc: Update functions to remove options parameters.
4860 * i386.cc: Likewise.
4861 * powerpc.cc: Likewise.
4862 * sparc.cc: Likewise.
4863 * x86_64.cc: Likewise.
4864 * testsuite/testfile.cc: Likewise.
4866 2009-10-28 Doug Kwan <dougkwan@google.com>
4868 * arm.cc (Arm_relobj): New class definition.
4869 (Arm_relobj::scan_sections_for_stubs,
4870 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4871 New method definitions.
4873 2009-10-28 Cary Coutant <ccoutant@google.com>
4875 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4876 (Plugin::cleanup_done_): New member.
4877 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4878 (Plugin_manager::cleanup_done_): Remove.
4879 (Plugin_manager::add_input_file): Edit error message.
4880 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4881 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4883 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4885 * fileread.cc: (File_read::View::~View): Use the new
4886 data_ownership_ filed.
4887 (File_read::~File_read): Dispose the new whole_file_view_.
4888 (File_read::open): Mmap the whole file if needed.
4889 (File_read::open): Use whole_file_view_ instead of contents_.
4890 (File_read::find_view): Use whole_file_view_ if applicable.
4891 (File_read::do_read): Use whole_file_view_ instead of contents_.
4892 (File_read::make_view): Use whole_file_view_ instead of contents_,
4893 update File_read::View::View call.
4894 (File_read::find_or_make_view): Update File_read::View::View
4896 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4898 (File_read::View::Data_ownership): New enum.
4899 (File_read::View::View): Replace bool mapped_ with Data_ownership
4901 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4902 (File_read::View::data_ownership_): New field.
4903 (File_read::contents_): Remove (replaced by whole_file_view_).
4904 (File_read::whole_file_view_): New field.
4905 * options.h (class General_options): Add --keep-files-mapped.
4907 2009-10-27 Cary Coutant <ccoutant@google.com>
4909 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4910 * testsuite/Makefile.am (plugin_test_5): New test case.
4911 * testsuite/Makefile.in: Regenerate.
4913 2009-10-25 Doug Kwan <dougkwan@google.com>
4915 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4916 from private to protected to allow access by child class.
4917 (Sized_relobj::do_relocate_sections): New method declaration.
4918 (Sized_relobj::relocate_sections): Virtualize.
4919 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4920 Sized_relobj::relocate_sections. Instantiate template explicitly
4921 for different target sizes and endianity.
4923 2009-10-24 Doug Kwan <dougkwan@google.com>
4925 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4926 (Arm_input_section::as_arm_input_section): New method.
4927 (Arm_output_section): New class definition.
4928 (Arm_output_section::create_stub_group,
4929 Arm_output_section::group_sections): New method definitions.
4931 2009-10-22 Doug Kwan <dougkwan@google.com>
4933 * arm.cc (Arm_input_section): New class definition.
4934 (Arm_input_section::init, Arm_input_section:do_write,
4935 Arm_input_section::set_final_data_size,
4936 Arm_input_section::do_reset_address_and_file_offset): New method
4939 2009-10-21 Doug Kwan <dougkwan@google.com>
4941 * arm.cc (Stub_table, Arm_input_section): New forward class
4943 (Stub_table): New class defintion.
4944 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4945 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4946 New method definition.
4948 2009-10-21 Doug Kwan <dougkwan@google.com>
4950 * arm.cc: Update copyright comments.
4951 (Target_arm): New forward class template declaration.
4952 (Arm_address): New type.
4953 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4954 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4955 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4957 (Insn_template): Same.
4958 (DEF_STUBS): New macro.
4959 (Stub_type): New enum type.
4960 (Stub_template): New class definition.
4963 (Stub_factory): Same.
4964 (Target_arm::Target_arm): Initialize may_use_blx_ and
4965 should_force_pic_veneer_.
4966 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4967 Target_arm::should_force_pic_veneer,
4968 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4969 Target_arm::using_thumb_only, Target_arm:;default_target): New
4971 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4972 New data member declarations.
4973 (Insn_template::size, Insn_template::alignment): New method defintions.
4974 (Stub_template::Stub_template): New method definition.
4975 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4976 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4977 (Stub_factory::Stub_factory): New method definition.
4978 * gold.h (string_hash): New template.
4979 * output.h (Input_section_specifier::hash_value): Use
4981 (Input_section_specifier::string_hash): Remove.
4982 * stringpool.cc (Stringpool_template::string_hash): Use
4985 2009-10-20 Doug Kwan <dougkwan@google.com>
4987 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4988 symbols of relaxed input sections.
4989 * output.h (Output_section::find_relaxed_input_section): Make
4992 2009-10-16 Doug Kwan <dougkwan@google.com>
4994 * dynobj.cc (Versions::Versions): Initialize version_script_.
4995 Only insert base version symbol definition for a shared object
4996 if version script defines any version versions.
4997 (Versions::define_base_version): New method definition.
4998 (Versions::add_def): Check that base version is not needed.
4999 (Versions::add_need): Define base version lazily.
5000 * dynobj.h (Versions::define_base_version): New method declaration.
5001 (Versions::needs_base_version_): New data member declaration.
5002 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5003 (check_DATA): Add no_version_test.stdout.
5004 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5006 * testsuite/Makefile.in: Regenerate.
5007 * testsuite/no_version_test.c: New file.
5008 * testsuite/no_version_test.sh: Ditto.
5010 2009-10-16 Doug Kwan <dougkwan@google.com>
5012 * expression.cc (class Segment_start_expression): New class definition.
5013 (Segment_start_expression::value): New method definition.
5014 (script_exp_function_segment_start): Return a new
5015 Segment_start_expression.
5016 * gold/script-c.h (script_saw_segment_start_expression): New function
5018 * script-sections.cc (Script_sections::Script_sections): Initialize
5019 SAW_SEGMENT_START_EXPRESSION_ to false.
5020 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5021 and -Tbbs options to specify section addresses if given in
5022 command line and no SEGMENT_START expression is seen in a script.
5023 * script-sections.h (Script_sections::saw_segment_start_expression,
5024 Script_sections::set_saw_segment_start_expression): New method
5026 (Script_sections::saw_segment_start_expression_): New data member
5028 * script.cc (script_saw_segment_start_expression): New function.
5029 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5030 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5031 script_test_7.sh and script_test_8.sh.
5032 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5033 script_test_8.stdout.
5034 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5035 (script_test_6, script_test_6.stdout, script_test_7,
5036 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5037 * Makefile.in: Regenerate.
5038 * testsuite/script_test_6.sh: New file.
5039 * testsuite/script_test_6.t: Same.
5040 * testsuite/script_test_7.sh: Same.
5041 * testsuite/script_test_7.t: Same.
5042 * testsuite/script_test_8.sh: Same.
5044 2009-10-16 Doug Kwan <dougkwan@google.com>
5046 * output.cc (Output_segment::set_section_list_address): Cast
5047 expressions to unsigned long long type to avoid format warnings.
5049 2009-10-15 Ian Lance Taylor <iant@google.com>
5051 * script.cc (Script_options::add_symbol_assignment): Always add a
5052 dot assignment to script_sections_.
5053 * script-sections.cc (Script_sections::add_dot_assignment):
5054 Initialize if necessary.
5056 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5057 program headers with no load segment if there is a linker script.
5059 * layout.cc (Layout::set_segment_offsets): Align the file offset
5060 to the segment aligment for -N or -n with no load segment.
5061 * output.cc (Output_segment::add_output_section): Don't crash if
5062 the first section is a TLS section.
5063 (Output_segment::set_section_list_addresses): Print an error
5064 message if the address moves backward in a linker script.
5065 * script-sections.cc
5066 (Output_section_element_input::set_section_addresses): Don't
5067 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5068 (Orphan_output_section::set_section_addresses): Likewise.
5070 2009-10-15 Doug Kwan <dougkwan@google.com>
5072 * layout.cc (Layout::finish_dynamic_section): Generate tags
5073 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5074 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5075 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5077 2009-10-14 Ian Lance Taylor <iant@google.com>
5079 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5081 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5082 data_shdr fields of relinfo.
5083 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5084 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5085 R_386_TLS_LDO_32, adjust based on section flags.
5086 (Target_i386::Relocate::fix_up_ldo): Remove.
5088 2009-10-13 Ian Lance Taylor <iant@google.com>
5090 Add support for -pie.
5091 * options.h (class General_options): Add -pie and
5093 (General_options::output_is_position_independent): Test -pie.
5094 (General_options::output_is_executable): Return true if not shared
5095 and not relocatable.
5096 (General_options::output_is_pie): Remove.
5097 * options.cc (General_options::finalize): Reject incompatible uses
5099 * gold.cc (queue_middle_tasks): A -pie link is not static.
5100 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5101 * symtab.cc (Symbol::final_value_is_known): Return false if
5102 output_is_position_independent.
5103 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5104 output_is_position_independent.
5105 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5106 output_is_position_independent.
5107 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5108 output_is_position_independent.
5109 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5111 (basic_pie_test.o, basic_pie_test): New targets.
5112 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5113 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5114 (two_file_pie_test): New target.
5115 * testsuite/Makefile.in: Rebuild.
5116 * README: Remove note saying that -pie is not supported.
5118 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5120 * options.h (class General_options): Add -init and -fini.
5121 * layout.cc (Layout::finish_dynamic_section): Emit
5122 given init and fini functions.
5124 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5126 * gc.h (gc_process_relocs): Check if icf is enabled using new
5128 * gold.cc (queue_initial_tasks): Likewise.
5129 (queue_middle_tasks): Likewise.
5130 * object.cc (do_layout): Likewise.
5131 * symtab.cc (is_section_folded): Likewise.
5132 * main.cc (main): Likewise.
5133 * reloc.cc (Read_relocs::run): Likewise.
5134 (Sized_relobj::do_scan_relocs): Likewise.
5135 * icf.cc (is_function_ctor_or_dtor): New function.
5136 (Icf::find_identical_sections): Check if function is ctor or dtor when
5138 * options.h (General_options::icf): Change option to be an enum.
5139 (Icf_status): New enum.
5140 (icf_enabled): New method.
5141 (icf_safe_folding): New method.
5142 (set_icf_status): New method.
5143 (icf_status_): New variable.
5144 * (options.cc) (General_options::finalize): Set icf_status_.
5145 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5146 icf_test and icf_keep_unique_test to use the --icf enum flag.
5147 * testsuite/icf_safe_test.sh: New file.
5148 * testsuite/icf_safe_test.cc: New file.
5150 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5152 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5153 includes to gc.h and icf.h.
5154 * arm.cc: Include gc.h.
5155 * gold.cc: Likewise.
5156 * i386.cc: Likewise.
5157 * powerpc.cc: Likewise.
5158 * sparc.cc: Likewise.
5159 * x86_64.cc: Likewise.
5160 * gc.h: Include icf.h.
5162 2009-10-11 Ian Lance Taylor <iant@google.com>
5164 * plugin.cc: Include "gold.h" before other header files.
5166 2009-10-10 Chris Demetriou <cgd@google.com>
5168 * options.h (Input_file_argument::Input_file_type): New enum.
5169 (Input_file_argument::is_lib_): Replace with...
5170 (Input_file_argument::type_): New member.
5171 (Input_file_argument::Input_file_argument): Take Input_file_type
5172 'type' rather than boolean 'is_lib' as second argument.
5173 (Input_file_argument::is_lib): Use type_.
5174 (Input_file_argument::is_searched_file): New function.
5175 (Input_file_argument::may_need_search): Handle is_searched_file.
5176 * options.cc (General_options::parse_library): Support -l:filename.
5177 (General_options::parse_just_symbols): Update for Input_file_argument
5179 (Command_line::process): Likewise.
5180 * archive.cc (Archive::get_file_and_offset): Likewise.
5181 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5182 * script.cc (read_script_file, script_add_file): Likewise.
5183 * fileread.cc (Input_file::Input_file): Likewise.
5184 (Input_file::will_search_for): Handle is_searched_file.
5185 (Input_file::open): Likewise.
5186 * readsyms.cc (Read_symbols::get_name): Likewise.
5187 * testsuite/Makefile.am (searched_file_test): New test.
5188 * testsuite/Makefile.in: Regenerate.
5189 * testsuite/searched_file_test.cc: New file.
5190 * testsuite/searched_file_test_lib.cc: New file.
5192 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5193 Ian Lance Taylor <iant@google.com>
5195 * descriptor.cc: Include <cstdio> and "binary-io.h".
5196 (Descriptors::open): Open the files in binary mode always.
5197 * script.cc (Lex::get_token): Treat \r as whitespace.
5199 2009-10-09 Ian Lance Taylor <iant@google.com>
5201 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5203 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5204 Ian Lance Taylor <iant@google.com>
5206 * configure.ac: Check for readv function also.
5207 * fileread.cc (readv): Define if not HAVE_READV.
5208 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5210 * config.in: Regenerate.
5211 * configure: Regenerate.
5213 2009-10-09 Doug Kwan <dougkwan@google.com>
5215 * layout.cc (Layout::make_output_section): Call target hook to make
5216 ordinary output section.
5217 (Layout::finalize): Adjust parameter list of call the
5218 Target::may_relax().
5219 * layout.h (class Layout::section_list): New method.
5220 * merge.h (Output_merge_base::entsize): Change visibility to public.
5221 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5223 (Output_merge_string::do_is_string): New method.
5224 * object.cc (Sized_relobj::do_setup): renamed from
5225 Sized_relobj::set_up.
5226 * object.h (Sized_relobj::adjust_shndx,
5227 Sized_relobj::initializ_input_to_output_maps,
5228 Sized_relobj::free_input_to_output_maps): Change visibilities to
5230 (Sized_relobj::setup): Virtualize.
5231 (Sized_relobj::do_setup): New method declaration.
5232 (Sized_relobj::invalidate_section_offset,
5233 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5234 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5235 * options.cc (parse_int): New function.
5236 * options.h (parse_int): New declaration.
5237 (DEFINE_int): New macro.
5238 (stub_group_size): New option.
5239 * output.cc (Output_section::Output_section): Initialize memebers
5240 merge_section_map_, merge_section_by_properties_map_,
5241 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5242 (Output_section::add_input_section): Handled deferred code-fill
5243 generation and remove an old comment.
5244 (Output_section::add_relaxed_input_section): New method definition.
5245 (Output_section::add_merge_input_section): Use merge section by
5246 properties map to speed to search. Update merge section maps
5248 (Output_section::build_relaxation_map): New method definition.
5249 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5251 (Output_section::relax_input_section): Renamed to
5252 Output_section::convert_input_sections_to_relaxed_sections and change
5253 interface to take a vector of pointers to relaxed sections.
5254 (Output_section::find_merge_section,
5255 Output_section::find_relaxed_input_section): New method definitions.
5256 (Output_section::is_input_address_mapped,
5257 Output_section::output_offset, Output_section::output_address):
5258 Use output section data maps to speed up searching.
5259 (Output_section::find_starting_output_address): Add comments.
5260 (Output_section::do_write,
5261 Output_section::write_to_postprocessing_buffer): Do code-fill
5262 generation as appropriate.
5263 (Output_section::get_input_sections): Invalidate relaxed input section
5265 (Output_section::restore_states): Adjust type of checkpoint .
5266 Invalidate relaxed input section map.
5267 * output.h (Output_merge_base): New class declaration.
5268 (Input_section_specifier): New class defintion.
5269 (class Output_relaxed_input_section) Change base class to
5270 Output_section_data_build.
5271 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5272 base class initializer.
5273 (Output_section::add_relaxed_input_section): New method declaration.
5274 (Output_section::Input_section): Change visibility to protected.
5275 (Output_section::Input_section::relobj,
5276 Output_section::Input_section::shndx): Handle relaxed input sections.
5277 Output_section::input_sections) Change visibility to protected. Also
5278 define overload to return a non-const pointer.
5279 (Output_section::Merge_section_properties): New class defintion.
5280 (Output_section::Merge_section_by_properties_map,
5281 Output_section::Output_section_data_by_input_section_map,
5282 Output_section::Relaxation_map): New types.
5283 (Output_section::relax_input_section): Rename method to
5284 Output_section::convert_input_sections_to_relaxed_sections and change
5285 interface to take a vector of relaxed section pointers.
5286 (Output_section::find_merge_section,
5287 Output_section::find_relaxed_input_section,
5288 Output_section::build_relaxation_map,
5289 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5290 New method declarations.
5291 (Output_section::merge_section_map_
5292 Output_section::merge_section_by_properties_map_,
5293 Output_section::relaxed_input_section_map_,
5294 Output_section::is_relaxed_input_section_map_valid_,
5295 Output_section::generate_code_fills_at_write_): New data members.
5296 * script-sections.cc
5297 (Output_section_element_input::set_section_addresses): Call
5298 current_data_size and addralign methods of relaxed input sections.
5299 (Orphan_output_section::set_section_addresses): Call current_data_size
5300 and addralign methods of relaxed input sections.
5301 * symtab.cc (Symbol_table::compute_final_value): Extract template
5302 from the body of Symbol_table::sized_finalize_symbol.
5303 (Symbol_table::sized_finalized_symbol): Call
5304 Symbol_table::compute_final_value.
5305 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5306 (Symbol_table::compute_final_value): New templated method declaration.
5307 * target.cc (Target::do_make_output_section): New method defintion.
5308 * target.h (Target::make_output_section): New method declaration.
5309 (Target::relax): Add more parameters for input objects, symbol table
5310 and layout. Adjust call to do_relax.
5311 (Target::do_make_output_section): New method declaration.
5312 (Target::do_relax): Add parameters for input objects, symbol table
5315 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5317 * pread.c: Include stdio.h.
5319 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5321 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5324 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5326 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5327 Change read_shndx type to unsigned int.
5328 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5330 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5331 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5332 Change read_shndx type to unsigned int.
5333 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5335 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5336 * layout.cc (Layout::create_symtab_sections): Cast the result of
5337 local_symcount * symsize to off_t in the gold_assert.
5339 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5341 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5342 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5344 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5345 (Arm_relocate_functions::thm_abs5): New function.
5346 (Arm_relocate_functions::abs12): New function.
5347 (Arm_relocate_functions::abs16): New function.
5348 (Arm_relocate_functions::base_abs): New function.
5349 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5350 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5351 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5353 (Scan::global): Likewise.
5354 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5355 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5356 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5357 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5360 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5362 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5363 (Arm_relocate_functions::movt_prel): New function.
5364 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5365 (Arm_relocate_functions::thm_movt_prel): New function.
5366 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5367 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5368 (Scan::global, Relocate::relocate): Likewise.
5369 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5371 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5373 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5374 Incremental_checker.
5375 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5377 (class Incremental_inputs_header): New class.
5378 (Incremental_inputs_header_writer): Edit comment.
5379 (Incremental_inputs_entry): New class.
5380 (Incremental_inputs_entry_writer): Edit comment.
5381 (Sized_incremental_binary::do_find_incremental_inputs_section):
5382 Add *strtab_shndx parameter, fill it.
5383 (Sized_incremental_binary::do_check_inputs): New method.
5384 (Incremental_checker::can_incrementally_link_output_file): Use
5385 Sized_incremental_binary::check_inputs.
5386 (Incremental_inputs::report_command_line): Save command line in
5389 (Incremental_binary::find_incremental_inputs_section): New
5391 (Incremental_binary::do_find_incremental_inputs_section): Add
5392 strtab_shndx parameter.
5393 (Incremental_binary::do_check_inputs): New pure virtual method.
5394 (Sized_incremental_binary::do_check_inputs): Declare.
5395 (Incremental_checker::Incremental_checker): Add incremental_inputs
5396 parameter, use it to initialize incremental_inputs_.
5397 (Incremental_checker::incremental_inputs_): New field.
5398 (Incremental_checker::command_line): New method.
5399 (Incremental_checker::inputs): New method.
5400 (Incremental_checker::command_line_): New field.
5402 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5404 * incremental.cc: Include <cstdarg> and "target-select.h".
5405 (vexplain_no_incremental): New function.
5406 (explain_no_incremental): New function.
5407 (Incremental_binary::error): New method.
5408 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5410 (make_sized_incremental_binary): New function.
5411 (open_incremental_binary): New function.
5412 (can_incrementally_link_file): Add checks if output is ELF and has
5414 * incremental.h: Include "elfcpp_file.h" and "output.h".
5415 (Incremental_binary): New class.
5416 (Sized_incremental_binary): New class.
5417 (open_incremental_binary): Declare.
5418 * object.cc (is_elf_object): Use
5419 elfcpp::Elf_recognizer::is_elf_file.
5420 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5421 * output.h (Output_file::filesize): New method.
5423 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5425 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5427 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5428 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5430 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5432 (Arm_relocate_functions::movw_abs_nc): New function.
5433 (Arm_relocate_functions::movt_abs): New function.
5434 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5435 (Arm_relocate_functions::thm_movt_abs): New function.
5436 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5437 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5438 (Scan::global): Likewise.
5439 (Relocate::relocate): Likewise.
5440 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5442 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5444 * arm.cc (Arm_relocate_functions::got_prel) New function.
5445 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5446 (Relocate::relocate): Likewise.
5447 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5449 2009-10-06 Ian Lance Taylor <iant@google.com>
5451 * options.h (class General_options): Define
5452 split_stack_adjust_size parameter.
5453 * object.h (class Object): Add uses_split_stack_ and
5454 has_no_split_stack_ fields. Add uses_split_stack and
5455 has_no_split_stack accessor functions. Declare
5456 handle_split_stack_section.
5457 (class Reloc_symbol_changes): Define.
5458 (class Sized_relobj): Define Function_offsets. Declare
5459 split_stack_adjust, split_stack_adjust_reltype, and
5461 * object.cc (Object::handle_split_stack_section): New function.
5462 (Sized_relobj::do_layout): Call handle_split_stack_section.
5463 * dynobj.cc (Sized_dynobj::do_layout): Call
5464 handle_split_stack_section.
5465 * reloc.cc (Sized_relobj::relocate_sections): Call
5466 split_stack_adjust for executable sections in split_stack
5467 objects. Pass reloc_map to relocate_section.
5468 (Sized_relobj::split_stack_adjust): New function.
5469 (Sized_relobj::split_stack_adjust_reltype): New function.
5470 (Sized_relobj::find_functions): New function.
5471 * target-reloc.h: Include "object.h".
5472 (relocate_section): Add reloc_symbol_changes parameter. Change
5474 * target.h (class Target): Add calls_non_split method. Declare
5475 do_calls_non_split virtual method. Declare match_view and
5477 * target.cc: Include "elfcpp.h".
5478 (Target::do_calls_non_split): New function.
5479 (Target::match_view): New function.
5480 (Target::set_view_to_nop): New function.
5481 * gold.cc (queue_middle_tasks): Give an error if mixing
5482 split-stack and non-split-stack objects with -r.
5483 * i386.cc (Target_i386::relocate_section): Add
5484 reloc_symbol_changes parameter.
5485 (Target_i386::do_calls_non_split): New function.
5486 * x86_64.cc (Target_x86_64::relocate_section): Add
5487 reloc_symbol_changes parameter.
5488 (Target_x86_64::do_calls_non_split): New function.
5489 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5491 * powerpc.cc (Target_powerpc::relocate_section): Add
5492 reloc_symbol_changes parameter.
5493 * sparc.cc (Target_sparc::relocate_section): Add
5494 reloc_symbol_changes parameter.
5495 * configure.ac: Call AM_CONDITIONAL for the default target.
5496 * configure: Rebuild.
5497 * testsuite/Makefile.am (TEST_AS): New variable.
5498 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5499 (check_DATA): Add split_i386 and split_x86_64 files.
5500 (SPLIT_DEFSYMS): Define.
5501 (split_i386_[1234n].o): New targets.
5502 (split_i386_[124]): New targets.
5503 (split_i386_[1234r].stdout): New targets.
5504 (split_x86_64_[1234n].o): New targets.
5505 (split_x86_64_[124]): New targets.
5506 (split_x86_64_[1234r].stdout): New targets.
5507 (MOSTLYCLEANFILES): Add new executables.
5508 * testsuite/split_i386.sh: New file.
5509 * testsuite/split_x86_64.sh: New file.
5510 * testsuite/split_i386_1.s: New file.
5511 * testsuite/split_i386_2.s: New file.
5512 * testsuite/split_i386_3.s: New file.
5513 * testsuite/split_i386_4.s: New file.
5514 * testsuite/split_i386_n.s: New file.
5515 * testsuite/split_x86_64_1.s: New file.
5516 * testsuite/split_x86_64_2.s: New file.
5517 * testsuite/split_x86_64_3.s: New file.
5518 * testsuite/split_x86_64_4.s: New file.
5519 * testsuite/split_x86_64_n.s: New file.
5520 * testsuite/testfile.cc (Target_test): Update relocation_section
5522 * testsuite/Makefile.in: Rebuild.
5524 2009-10-06 Ian Lance Taylor <iant@google.com>
5526 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5527 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5528 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5529 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5530 the address on ldo_addrs_.
5531 (Target_i386::Relocate::fix_up_ldo): New function.
5533 2009-10-06 Rafael Espindola <espindola@google.com>
5535 * plugin.cc (add_input_library): New.
5536 (Plugin::load): Add add_input_library to tv.
5537 (Plugin_manager::add_input_file): Add the is_lib argument.
5538 (add_input_file): Update call to Plugin_manager::add_input_file.
5539 (add_input_library): New.
5540 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5542 2009-09-30 Doug Kwan <dougkwan@google.com>
5544 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5545 symbol and call Symbol::may_need_copy_reloc to determine if
5546 a copy reloc is needed.
5547 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5548 nocopyreloc is given in command line.
5549 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5550 given in command line.
5551 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5552 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5553 of the removed Target_i386::may_need_copy_reloc.
5554 * options.h (copyreloc): New option with default value false.
5555 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5556 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5557 instead of the removed Target_powerpc::may_need_copy_reloc.
5558 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5559 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5560 instead of the removed Target_sparc::may_need_copy_reloc.
5561 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5562 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5563 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5564 instead of the removed Target_x86_64::may_need_copy_reloc.
5566 2009-09-30 Ian Lance Taylor <iant@google.com>
5568 * object.h (class Object): Remove target_ field, and target,
5569 sized_target, and set_target methods.
5570 (Object::sized_target): Remove.
5571 (class Sized_relobj): Update declarations. Remove sized_target.
5572 * object.cc (Sized_relobj::setup): Remove target parameter.
5574 (Input_objects::add_object): Don't do anything with the target.
5575 (make_elf_sized_object): Add punconfigured parameter. Change all
5576 callers. Set or test parameter target.
5577 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5579 * parameters.cc (Parameters::set_target): Change parameter type to
5581 (Parameters::default_target): Remove.
5582 (set_parameters_target): Change parameter type to be non-const.
5583 (parameters_force_valid_target): New function.
5584 (parameters_clear_target): New function.
5585 * parameters.h (class Parameters): Update declarations. Remove
5586 default_target method. Add sized_target and clear_target
5587 methods. Change target_ to be non-const.
5588 (set_parameters_target): Update declaration.
5589 (parameters_force_valid_target): Declare.
5590 (parameters_clear_target): Declare.
5591 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5592 as NULL if we aren't searching.
5593 (Add_symbols::run): Don't check for compatible target.
5594 * fileread.cc (Input_file::open_binary): Call
5595 parameters_force_valid_target.
5596 * gold.cc (queue_middle_tasks): Likewise.
5597 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5598 set_target on object.
5599 * dynobj.h (class Sized_dynobj): Update declarations.
5600 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5601 make_elf_object returns NULL.
5602 (Archive::include_member): Don't check whether object target is
5604 * output.cc (Output_section::add_input_section): Get target from
5606 (Output_section::relax_input_section): Likewise.
5607 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5609 (Sized_relobj::do_scan_relocs): Likewise.
5610 (Sized_relobj::relocate_sections): Likewise.
5611 * resolve.cc (Symbol_table::resolve): Likewise.
5612 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5613 parameter. Change all callers.
5614 (Symbol_table::add_from_object): Get target from parameters.
5615 (Symbol_table::add_from_relobj): Don't check object target.
5616 (Symbol_table::add_from_dynobj): Likewise.
5617 (Symbol_table::define_special_symbol): Get target from
5619 * symtab.h (class Symbol_table): Update declaration.
5620 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5621 parameter. Change all callers. Clear parameter target.
5622 (Binary_test): Test target here.
5623 * testsuite/object_unittest.cc (gold_testsuite): Remove
5624 target_test_pointer parameter. Change all callers.
5625 (Object_test): Test target here.
5627 2009-09-26 Ian Lance Taylor <iant@google.com>
5629 * testsuite/initpri1.c: Don't try to use constructor priorities if
5630 compiling with gcc before 4.3.
5632 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5634 * testsuite/retain_symbols_file_test.sh (check_present): Change
5635 output file name to retain_symbols_file_test.stdout.
5636 (check_absent): Likewise.
5638 2009-09-18 Craig Silverstein <csilvers@google.com>
5640 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5641 * options.cc: Include <cerrno> and <fstream>.
5642 (General_options::finalize): Parse -retain-symbols-file tag.
5643 * options.h: New flag.
5644 (General_options): New method should_retain_symbol, new
5645 variable symbols_to_retain.
5646 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5647 should_retain_symbol map.
5648 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5649 * testsuite/Makefile.in: Regenerate.
5650 * testsuite/retain_symbols_file_test.sh: New file.
5652 2009-09-18 Nick Clifton <nickc@redhat.com>
5654 * po/es.po: Updated Spanish translation.
5656 2009-09-17 Doug Kwan <dougkwan@google.com>
5658 * debug.h (DEBUG_RELAXATION): New constant.
5659 (DEBUG_ALL): Add DEBUG_RELAXATION.
5660 (debug_string_to_enum): Add relaxation debug option.
5662 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5663 Layout::Relaxation_debug_check::read_sections,
5664 Layout::Relaxation_debug_check::read_sections): New method definitions.
5665 (Layout::Layout): Initialize data members
5666 record_output_section_data_from_scrips_,
5667 script_output_section_data_list_ and relaxation_debug_check_.
5668 (Layout::save_segments, Layout::restore_segments,
5669 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5670 Layout::relaxation_loop_body): New method definitions.
5671 (Layout::finalize): Support relaxation. Move section layout code to
5672 Layout::relaxation_loop_body.
5673 (Layout::set_asection_address_from_script): Move code for orphan
5674 section placement out.
5675 (Layout::place_orphan_sections_in_script): New method definition.
5676 * layout.h (Output_segment_headers, Output_file_header):
5677 New forward class declarations.
5678 (Layout::~Layout): Define.
5679 (Layout::new_output_section_data_from_script): New method definition.
5680 (Layout::place_orphan_sections_in_script): New method declaration.
5681 (Layout::Segment_states): New type declaration.
5682 (Layout::save_segments, Layout::restore_segments,
5683 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5684 Layout::relaxation_loop_body): New method declarations.
5685 (Layout::Output_section_data_list): New type declaration.
5686 (Layout::Relaxation_debug_check): New class definition.
5687 (Layout::record_output_section_data_from_script_,
5688 Layout::script_output_section_data_list_, Layout::segment_states_,
5689 Layout::relaxation_debug_check_): New data members.
5690 * output.cc: (Output_section_headers::do_size): New method definition.
5691 (Output_section_headers::Output_section_headers): Move size
5692 computation to Output_section_headers::do_size.
5693 (Output_segment_headers::do_size): New method definition.
5694 (Output_file_header::Output_file_header): Move size computation to
5695 Output_file_header::do_size and call it.
5696 (Output_file_header::do_size): New method definition.
5697 (Output_data_group::Output_data_group): Adjust call to
5698 Output_section_data.
5699 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5700 (Output_symtab_xindex::do_write): Add array bound check.
5701 (Output_section::Input_section::print_to_mapfile): Handle
5702 RELAXED_INPUT_SECTION_CODE.
5703 (Output_section::Output_section): Initialize data member checkpoint_.
5704 (Output_section::~Output_section): Delete checkpoint object pointed
5706 (Output_section::add_input_section): Always add an Input_section if
5708 (Output_section::add_merge_input_section): Add assert.
5709 (Output_section::relax_input_section): New method definition.
5710 (Output_section::set_final_data_size): Set load address to zero for
5711 an unallocated section.
5712 (Output_section::do_address_and_file_offset_have_reset_values):
5713 New method definition.
5714 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5715 Handle relaxed input section.
5716 (Output_section::sort_attached_input_sections): Checkpoint input
5717 section list lazily.
5718 (Output_section::get_input_sections): Change type of input_sections to
5719 list of Simple_input_section pointers. Checkpoint input section list
5720 lazily. Also handle relaxed input sections.
5721 (Output_section::add_input_section_for_script): Take a reference to
5722 a Simple_input_section object instead of Relobj pointer and section
5723 index as parameter. Handle relaxed input sections.
5724 (Output_section::save_states, Output_section::restore_states): New
5726 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5727 (Output_data::is_data_size_fixed): New method definition.
5728 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5730 (Output_data::address_and_file_offset_have_reset_values): New method
5732 (Output_data::do_address_and_file_offset_have_reset_values): New method
5734 (Output_data::set_data_size): Check that data size is not fixed.
5735 (Output_data::fix_data_size): New method definition.
5736 (Output_data::is_data_size_fixed_): New data member.
5737 (Output_section_headers::set_final_data_size): New method definition.
5738 (Output_section_headers::do_size): New method declaration.
5739 (Output_segment_headers::set_final_data_size): New method definition.
5740 (Output_segment_headers::do_size): New method declaration.
5741 (Output_file_header::set_final_data_size)::New method definition.
5742 (Output_file_header::do_size)::New method declaration.
5743 (Output_section_data::Output_section_data): Add new parameter
5744 is_data_size_fixed and use it to fix data size.
5745 (Output_data_const::Output_data_const): Adjust call to base class
5746 constructor and fix data size.
5747 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5748 base class constructor and fix data size.
5749 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5750 base class constructor and fix data size.
5751 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5752 class constructor and fix data size.
5753 (Output_data_group::set_final_data_size): New method definition.
5754 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5755 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5756 class constructor and fix data size.
5757 (Output_relaxed_input_section): New class definition.
5758 (Output_section::Simple_input_section): New class definition.
5759 (Output_section::get_input_sections): Adjust parameter list.
5760 (Output_section::add_input_section_for_script): Same.
5761 (Output_section::save_states, Output_section::restore_states,
5762 Output_section::do_address_and_file_offset_have_reset_values,
5763 (Output_section::Input_section::Input_section): Handle
5764 RELAXED_INPUT_SECTION_CODE. Add new overload for
5765 Output_relaxed_input_section.
5766 (Output_section::Input_section::is_input_section,
5767 Output_section::Input_section::set_output_section): Handle relaxed
5769 (Output_section::Input_section::is_relaxed_input_section,
5770 Output_section::Input_section::output_section_data,
5771 Output_section::Input_section::relaxed_input_section): New method
5773 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5775 (Output_section::Input_section::u1_): Update comments.
5776 (Output_section::Input_section::u2_): Add new union member poris.
5777 (Output_section::Checkpoint_output_section): New classs definition.
5778 (Output_section::relax_input_section): New method declaration.
5779 (Output_section::checkpoint_): New data member.
5780 (Output_segment): Update comments.
5781 (Output_segment::Output_segment): Un-privatize copy constructor.
5782 (Output_segment::operator=): Un-privatize.
5783 * script-sections.cc (Output_section_element::Input_section_list):
5784 Change element type to Output_section::Simple_input_section.
5785 (Output_section_element_dot_assignment::set_section_addresses):
5786 Register output section data for relaxation clean up.
5787 (Output_data_exression::Output_data_expression): Adjust call to base
5788 constructor to fix data size.
5789 (Output_section_element_data::set_section_addresses): Register
5790 Output_data_expression object for relaxation clean up.
5791 (struct Input_section_info): Replace Relobj pointer and section index
5792 pair with Output_section::Simple_input_section and Convert struct to a
5794 (Input_section_sorter::operator()): Adjust access to
5795 Input_section_info data member to use accessors.
5796 (Output_section_element_input::set_section_addresses): Use layout
5797 parameter. Adjust code to use Output_section::Simple_input_section
5798 and Input_secction_info classes. Register filler for relaxation
5800 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5801 and section index pair with Output_section::Simple_input_section
5802 class. Adjust code accordingly.
5803 (Phdrs_element::release_segment): New method definition.
5804 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5806 (Script_sections::release_segments): New method definition.
5807 * gold/script-sections.h (Script_sections::release_segments): New
5809 * gold/target.h (Target::may_relax, Target::relax,
5810 Target::do_may_relax, Target::do_relax): New method definitions.
5812 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5814 * arm.cc (has_signed_unsigned_overflow): New function.
5815 (Arm_relocate_functions::abs8): New function.
5816 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5817 (Target_arm::Scan::global): Likewise.
5818 (Target_arm::relocate::relocate): Likewise.
5819 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5822 2009-09-16 Cary Coutant <ccoutant@google.com>
5824 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5825 * testsuite/Makefile.in: Regenerate.
5827 2009-09-11 Nick Clifton <nickc@redhat.com>
5829 * po/gold.pot: Updated by the Translation project.
5831 2009-09-08 Cary Coutant <ccoutant@google.com>
5833 * output.cc (Output_file::open): Add execute permission to empty file.
5834 * testsuite/Makefile.am (permission_test): New test.
5835 * testsuite/Makefile.in: Regenerate.
5837 2009-09-02 Ian Lance Taylor <iant@google.com>
5839 * output.cc (Output_file::resize): Call map_no_anonymous rather
5842 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5844 * gold.cc: Include "incremental.h".
5845 (queue_initial_tasks): Call Incremental_checker methods.
5846 * incremental.cc: Include "output.h".
5847 (Incremental_checker::can_incrementally_link_output_file): New
5849 * incremental.h (Incremental_checker): New class.
5851 * output.cc (Output_file::open_for_modification): New method.
5852 (Output_file::map_anonymous): Changed return type to bool. Record
5854 (Output_file::map_no_anonymous): New method, broken out of map.
5855 (Output_file::map): Use map_no_anonymous and map_anonymous.
5856 * output.h (class Output_file): Update declarations.
5858 2009-08-24 Cary Coutant <ccoutant@google.com>
5860 * options.h (Command_line::Pre_options): New class.
5861 (Command_line::pre_options): New member.
5862 * options.cc (gold::options::ready_to_register): New variable.
5863 (One_option::register_option): Do nothing if not registering options.
5864 Assert if same short option registered twice.
5865 (General_options::General_options): Turn off option registration when
5867 (Command_line::Pre_options::Pre_options): New constructor.
5869 2009-08-24 Cary Coutant <ccoutant@google.com>
5871 * options.h (General_options::no_keep_memory): Remove incorrect
5874 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5876 * Makefile.am (am__skiplex, am__skipyacc): New.
5877 * Makefile.in: Regenerate.
5879 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5881 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5882 (INCLUDES): ... this.
5883 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5884 (AM_CPPFLAGS): Renamed from ...
5885 (INCLUDE): ... this.
5886 * Makefile.in, testsuite/Makefile.in: Regenerate.
5888 * Makefile.in: Regenerate.
5889 * aclocal.m4: Likewise.
5890 * config.in: Likewise.
5891 * configure: Likewise.
5892 * testsuite/Makefile.in: Likewise.
5894 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5895 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5896 * Makefile.in: Regenerate.
5897 * testsuite/Makefile.in: Regenerate.
5899 2009-08-19 Cary Coutant <ccoutant@google.com>
5901 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5902 symbols in shared libraries overridden by hidden or internal symbols
5903 in the main program.
5905 2009-08-19 Chris Demetriou <cgd@google.com>
5907 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5908 checking source file names in error messages.
5910 2009-08-18 Doug Kwan <dougkwan@google.com>
5912 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5913 an elcpp::Ehdr as parameter. Adjust call to set_target.
5914 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5915 an elfcpp::Ehdr as parameter.
5916 * object.cc (Object::set_target): Remove the version that looks up
5917 a target and sets it.
5918 (Sized_relobj::setup): Take a Target object instead of
5919 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5920 (make_elf_sized_object): Find target and ask target to
5922 * object.h: (Object::set_target): Remove the version that looks up
5923 a target and sets it.
5924 (Sized_relobj::setup): Take a Target object instead of
5925 an elfcpp:Ehdr as parameter.
5926 * target.cc: Include dynobj.h.
5927 (Target::do_make_elf_object_implementation): New.
5928 (Target::do_make_elf_object): New.
5929 * target.h (Target::make_elf_object): New template declaration.
5930 (Target::do_make_elf_object): New method declarations.
5931 (Target::do_make_elf_object_implementation): New template declaration.
5933 2009-08-14 Ian Lance Taylor <iant@google.com>
5935 * gold.h (FUNCTION_NAME): Define.
5936 (gold_unreachable): Use FUNCTION_NAME.
5938 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5940 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5941 symbol in the --keep-unique list is not found.
5943 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5945 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5946 been maked as --keep-unique.
5947 (Icf::unfold_section): New function.
5948 * icf.h (Icf::unfold_section): New function.
5949 * options.h (General_options::keep_unique): New option.
5950 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5951 * testsuite/Makefile.in: Regenerate.
5952 * testsuite/icf_keep_unique_test.sh: New file.
5953 * testsuite/icf_keep_unique_test.cc: New file.
5955 2009-08-12 Cary Coutant <ccoutant@google.com>
5958 * resolve.cc (Symbol_table::resolve): Check for references from
5959 dynamic objects to hidden and internal symbols.
5960 * testsuite/Makefile.am (hidden_test.sh): New test.
5961 * testsuite/Makefile.in: Regenerate.
5962 * testsuite/hidden_test.sh: New script.
5963 * testsuite/hidden_test_1.c: New test source.
5964 * testsuite/hidden_test_main.c: New test source.
5966 2009-08-11 Doug Kwan <dougkwan@google.com>
5968 * arm.cc: Update comments.
5969 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5970 segment to locate the .ARM.exidx section if present.
5972 2009-08-09 Doug Kwan <dougkwan@google.com>
5974 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5977 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5978 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5981 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5983 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5984 valid tls_segment only for non-debug-section relocations.
5985 * testsuite/Makefile.am: Add gc_tls_test.
5986 * testsuite/Makefile.in: Regenerate.
5987 * testsuite/gc_tls_test.cc: New file.
5988 * testsuite/gc_tls_test.sh: New file.
5990 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5994 * Makefile.am (CCFILES): Add icf.cc.
5996 * Makefile.in: Regenerate.
5997 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5998 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5999 section, symbol and addend information for the relocs.
6000 * gold.cc (queue_middle_tasks): Call identical code folding.
6001 * gold.h: Add defines for multimap.
6002 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6003 to the call of finalize_local_symbols.
6004 * main.cc (main): Create object of class Icf.
6005 * object.cc (Sized_relobj::do_layout): Allow this function to be
6006 called twice during icf.
6007 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6008 to sections marked as identical by icf.
6009 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6011 (Sized_relobj::do_section_entsize): New function.
6012 * object.h (Object::section_entsize): New function.
6013 (Object::do_section_entsize): New pure virtual function.
6014 (Relobj::finalize_local_symbols): Add new parameter.
6015 (Relobj::do_section_entsize): New function.
6016 * options.h (General_options::icf): New option.
6017 (General_options::icf_iterations): New option.
6018 (General_options::print_icf_sections): New option.
6019 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6020 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6021 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6023 * symtab.cc (Symbol_table::is_section_folded): New function.
6024 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6025 to sections marked as identical by icf.
6026 * symtab.h (Symbol_table::set_icf): New function.
6027 (Symbol_table::icf): New function.
6028 (Symbol_table::is_section_folded): New function.
6029 (Symbol_table::icf_): New data member.
6030 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6031 * testsuite/Makefile.am: Add commands to build icf_test.
6032 * testsuite/Makefile.in: Regenerate.
6033 * testsuite/icf_test.sh: New file.
6034 * testsuite/icf_test.cc: New file.
6036 2009-07-24 Chris Demetriou <cgd@google.com>
6038 * layout.cc (is_compressible_debug_section): Fix incorrect
6039 comment about compressed section names.
6041 2009-07-20 Ian Lance Taylor <ian@airs.com>
6044 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6046 2009-07-16 Ian Lance Taylor <iant@google.com>
6049 * layout.h: #include <map>.
6050 (class Kept_section): Change from struct to class. Add accessors
6051 and setters. Add section size to Comdat_group mapping. Change
6052 Comdat_group to std::map. Add is_comdat_ field. Add
6053 linkonce_size field in union.
6054 (class Layout): Update declaration of find_or_add_kept_section.
6055 Don't declare find_kept_object.
6056 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6057 parameter. Add object, shndx, is_comdat, and is_group_name
6058 parameters. Change all callers. Adjust for new Kept_section.
6059 (Layout::find_kept_object): Remove.
6060 * object.cc (Sized_relobj::include_section_group): Update use of
6061 Kept_section. Rename secnum to shndx. Only record
6062 Kept_comdat_section if sections are the same size.
6063 (Sized_relobj::include_linkonce_section): Update use of
6064 Kept_section. Only record Kept_comdat_section if sections are the
6065 same size. Set size of linkonce section.
6066 (Sized_relobj::map_to_kept_section): Update call to
6067 get_kept_comdat_section.
6068 * object.h (class Sized_relobj): Rename fields in
6069 Kept_comdat_section to drop trailing underscores; change object
6070 field to Relobj*. Change Kept_comdat_section_table to store
6071 struct rather than pointer.
6072 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6073 Add kept_object and kept_shndx parameters. Change all callers.
6074 (Sized_relobj::get_kept_comdat_section): Change return type to
6075 bool. Add kept_object and kept_shndx parameters. Change all
6077 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6078 Layout::find_or_add_kept_section.
6080 2009-07-09 Ian Lance Taylor <iant@google.com>
6082 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6083 Reserve space in the hash table.
6085 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6087 * fileread.cc (File_read::get_mtime): New method.
6088 * fileread.h (Timespec): New structure.
6089 (File_read::get_mtime): New method.
6090 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6091 Renamed from timestamp_nsec.
6092 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6094 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6096 (Incremental_inputs::report_archive): Save mtime; style fix.
6097 (Incremental_inputs::report_obejct): Save mtime; style fix.
6098 (Incremental_inputs::report_script): Save mtime; style fix.
6099 (Incremental_inputs::finalize_inputs): Style fix.
6100 (Incremental_inputs::finalize): Style fix.
6101 (Incremental_inputs::create_input_section_data): Store inputs
6103 * incremental.h (Incremental_inputs::report_script): Add mtime
6105 (Incremental_inputs::Input_info::Input_info): Intialize only one
6107 (Incremental_inputs::Input_info::archive): Move to nameless
6109 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6110 (Incremental_inputs::Input_info::script): Move to nameless union.
6111 (Incremental_inputs::mtime): New field.
6112 * script.cc (read_input_script): Pass file mtime to
6114 * script.h (Script_info::inputs): Style fix.
6116 2009-07-01 Ian Lance Taylor <ian@airs.com>
6118 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6121 2009-06-24 Ian Lance Taylor <iant@google.com>
6124 * layout.cc (Layout::choose_output_section): If we find an
6125 existing section, update the flags.
6126 (Layout::create_notes): New function, broken out of
6128 (Layout::finalize): Don't create note sections.
6129 (Layout::create_note): Don't crash if linker script discards
6131 (Layout::create_gold_note): Likewise.
6132 (Layout::create_build_id): Likewise. Don't set
6133 after_input_sections on the section.
6134 (Layout::create_executable_stack_info): Remove target parameter.
6136 * layout.h (class Layout): Declare create_notes. Update
6137 declaration of create_executable_stack_info.
6138 * gold.cc (queue_middle_tasks): Call create_notes.
6139 * output.cc (Output_section::update_flags_for_input_section): Move
6140 here from output.h. If SHF_ALLOC flag is newly set, mark address
6142 * output.h (Output_data::mark_address_invalid): New function.
6143 (class Output_section): Only declare, not define,
6144 update_flags_for_input_section. Remove set_flags.
6146 2009-06-24 Ian Lance Taylor <iant@google.com>
6148 * script-sections.cc (Output_section_definition::
6149 set_section_addresses): Rename shadowing local load_address to
6152 2009-06-24 Ian Lance Taylor <iant@google.com>
6155 * reloc.cc (relocate_sections): Skip empty relocation sections.
6157 2009-06-23 Ian Lance Taylor <iant@google.com>
6160 * layout.cc (Layout::create_note): Use choose_output_section
6161 rather than make_output_section.
6163 2009-06-23 Ian Lance Taylor <iant@google.com>
6166 * options.cc (General_options::parse_V): Set printed_version_.
6167 (General_options::General_options): Initialize printed_version_.
6168 * options.h (class General_options): Add printed_version_ field.
6169 * gold.cc (queue_initial_tasks): If there are no input files,
6170 don't give a fatal error if we printed the version information.
6171 (queue_middle_tasks): If using -r with a shared object, give a
6172 fatal error rather than an ordinary error.
6174 2009-06-23 Ian Lance Taylor <iant@google.com>
6177 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6178 (Layout::make_output_section): Set have_stabstr_section_ if we see
6179 a .stab*str section.
6180 (Layout::finalize): Call link_stabs_sections.
6181 (Layout::link_stabs_sections): New file.
6182 * layout.h (class Layout): Add have_stabstr_section_ field.
6183 Declare link_stabs_sections.
6185 2009-06-23 Doug Kwan <dougkwan@google.com>
6187 * Makefile.am (libgold_a_LIBADD): New.
6188 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6189 * Makefile.in: Regenerate.
6190 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6191 * configure: Regenerate.
6192 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6193 * fileread.cc: Include sys/state.h
6194 * gold.h: Declare memmem and strndup if found missing.
6195 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6197 2009-06-23 Ian Lance Taylor <iant@google.com>
6199 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6200 * configure: Rebuild.
6202 2009-06-23 Ian Lance Taylor <iant@google.com>
6205 * object.cc (Object::section_contents): Don't try to get a view if
6206 the section has length zero.
6207 (Object::handle_gnu_warning_section): If the section is empty, use
6208 the name of the section as the warning.
6210 2009-06-23 Ian Lance Taylor <iant@google.com>
6213 * stringpool.h (class Stringpool_template): Add optimize_ field.
6214 (Stringpool_template::set_optimize): New function.
6215 * stringpool.cc (Stringpool_template::Stringpool_template):
6216 Initialize optimize_ field.
6217 (Stringpool_template::set_string_offsets): Test local optimize
6218 fild rather than parameter.
6219 * layout.cc (Layout::Layout): Call set_optimize on the section
6222 2009-06-22 Ian Lance Taylor <iant@google.com>
6225 * yyscript.y: Parse TARGET.
6226 * script.cc (script_set_target): New function.
6227 * script-c.h (script_set_target): Declare.
6228 * options.cc (General_options::string_to_object_format): Rename
6229 from string_to_object_format in anonymous namespace. Change
6231 * options.h (class General_options): Declare
6232 string_to_object_format.
6234 2009-06-22 Ian Lance Taylor <iant@google.com>
6236 * script-sections.cc (Script_sections::create_segments): Don't put
6237 program headers in a PT_LOAD segment if -n or -N.
6239 2009-06-22 Ian Lance Taylor <iant@google.com>
6242 * options.h (class General_options): Add -z lazy and -z now. Sort
6243 -z options into alphabetical order.
6244 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6246 2009-06-21 Ian Lance Taylor <iant@google.com>
6248 * layout.cc (Layout::make_output_section): Call
6249 Target::new_output_section.
6250 (Layout::attach_allocated_section_to_segment): Put large section
6251 sections in a separate load segment with the large segment flag
6253 (Layout::segment_precedes): Sort large data segments after other
6255 (align_file_offset): New static function.
6256 (Layout::set_segment_offsets): Use align_file_offset.
6257 * output.h (class Output_section): Add is_small_section_ and
6258 is_large_section_ fields.
6259 (Output_section::is_small_section): New function.
6260 (Output_section::set_is_small_section): New function.
6261 (Output_section::is_large_section): New function.
6262 (Output_section::set_is_large_section): New function.
6263 (Output_section::is_large_data_section): New function.
6264 (class Output_segment): Add is_large_data_segment_ field.
6265 (Output_segment::is_large_data_segment): New function.
6266 (Output_segment::set_is_large_data_segment): New function.
6267 * output.cc (Output_section::Output_section): Initialize new
6269 (Output_segment::Output_segment): Likewise.
6270 (Output_segment::add_output_section): Add assertion that large
6271 data sections always go in large data segments. Force small data
6272 sections to the end of the list of data sections. Force small BSS
6273 sections to the start of the list of BSS sections. For large BSS
6274 sections to the end of the list of BSS sections.
6275 * symtab.h (class Symbol): Declare is_common_shndx.
6276 (Symbol::is_defined): Check Symbol::is_common_shndx.
6277 (Symbol::is_common): Likewise.
6278 (class Symbol_table): Define enum Commons_section_type. Update
6279 declarations. Add small_commons_ and large_commons_ fields.
6280 * symtab.cc (Symbol::is_common_shndx): New function.
6281 (Symbol_table::Symbol_table): Initialize new fields.
6282 (Symbol_table::add_from_object): Put small and large common
6283 symbols in the right list.
6284 (Symbol_table::sized_finalized_symbol): Check
6285 Symbol::is_common_shndx.
6286 (Symbol_table::sized_write_globals): Likewise.
6287 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6288 common symbol lists. Don't call do_allocate_commons_list if the
6290 (Symbol_table::do_allocate_commons_list): Remove is_tls
6291 parameter. Add comons_section_type parameter. Change all
6292 callers. Handle small and large common symbols.
6293 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6294 Symbol::is_common_shndx.
6295 * resolve.cc (symbol_to_bits): Likewise.
6296 * target.h (Target::small_common_shndx): New function.
6297 (Target::small_common_section_flags): New function.
6298 (Target::large_common_shndx): New function.
6299 (Target::large_common_section_flags): New function.
6300 (Target::new_output_section): New function.
6301 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6302 small_common_section_flags, and large_common_section_flags
6304 (Target::do_new_output_section): New virtual function.
6305 * arm.cc (Target_arm::arm_info): Initialize new fields.
6306 * i386.cc (Target_i386::i386_info): Likewise.
6307 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6309 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6310 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6311 (Target_x86_64::do_new_output_section): New function.
6312 * configure.ac: Define conditional MCMODEL_MEDIUM.
6313 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6314 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6315 (large_LDFLAGS): Define.
6316 * testsuite/large.c: New file.
6317 * testsuite/testfile.cc (Target_test::test_target_info):
6318 Initialize new fields.
6319 * configure, testsuite/Makefile.in: Rebuild.
6321 2009-06-05 Doug Kwan <dougkwan@google.com>
6323 * Makefile.am (CCFILES): Add target.cc.
6324 * Makefile.in: Regenerate.
6325 * i386.cc (class Target_i386): Define new virtual method to
6326 override do_is_local_label_name in parent.
6327 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6328 local symbols if --discard-locals or -X is given.
6329 * options.h (class General_options): Declare new options
6330 '--discard-locals' and '-X' for discarding locals.
6331 * target.h (class Target): Define new methods is_local_label_name.
6332 Declare new virtual method do_is_local_label_name.
6333 * target.cc: New file.
6334 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6335 (check_SCRIPTS): Add discard_locals_test.sh.
6336 (check_DATA): Add discard_local_tests.syms.
6337 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6338 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6339 * testsuite/Makefile.in: Regenerate.
6340 * testsuite/discard_locals_test.c: New file.
6341 * testsuite/discard_locals_test.sh: Same.
6343 2009-06-05 Doug Kwan <dougkwan@google.com>
6345 * object.cc (Sized_relobj::Sized_relobj): Initialize
6346 discarded_eh_frame_shndx_ to -1U.
6347 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6349 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6350 a discarded .eh_frame section.
6351 (Sized_relobj::do_finalize_local_symbols): Ditto.
6352 * object.h (class Sized_relobj): Declare new member
6353 discarded_eh_frame_shndx_.
6354 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6355 (local_labels_test.o, local_labels_test): New rules.
6356 * testsuite/Makefile.in: Regenerate.
6358 2009-06-04 Doug Kwan <dougkwan@google.com>
6360 * layout.cc (Layout::section_name_mapping): Add mapping for
6361 special ARM sections.
6363 2009-06-03 Doug Kwan <dougkwan@google.com>
6365 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6366 (utils::has_overflow): Same.
6368 2009-06-03 Ian Lance Taylor <iant@google.com>
6370 * layout.cc (Layout::section_name_mapping): New array, replacing
6371 Layout::linkonce_mapping.
6372 (Layout::section_name_mapping_count): New variable, replacing
6373 Layout::linkonce_mapping_count.
6374 (Layout::linkonce_output_name): Remove.
6375 (Layout::output_section_name): Rewrite.
6376 * layout.h (class Layout): Rename Linkonce_mapping to
6377 Section_name_mapping, linkonce_mapping to section_name_mapping,
6378 linkonce_mapping_count to section_name_mapping_count. Don't
6379 declare linkonce_output_name.
6381 2009-06-03 Doug Kwan <dougkwan@google.com>
6383 * gold/arm.cc (namespace utils): New.
6384 (Target_arm::reloc_is_non_pic): Define new method.
6385 (class Arm_relocate_functions): New.
6386 (Target_arm::Relocate::relocate): Handle relocation types used by
6389 2009-06-03 Ian Lance Taylor <iant@google.com>
6391 * arm.cc (Target_arm::scan::global): Use || instead of |.
6393 2009-06-02 Doug Kwan <dougkwan@google.com>
6395 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6396 issued_non_pic_error_.
6397 (class Target_arm::Scan): Declare new method check_non_pic.
6398 Define new method symbol_needs_plt_entry.
6399 Declare new data member issued_non_pic_error_.
6400 (class Target_arm::Relocate): Declare new method
6401 should_apply_static_reloc.
6402 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6403 (Target_arm::Scan::check_non_pic): Define new method.
6404 (Target_arm::Scan::local): Handle a small subset of reloc types used
6406 (Target_arm::Scan::local): Same.
6407 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6409 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6411 * incremental.cc (Incremental_inputs::report_command_line): Filter
6412 out --incremental-* options.
6414 2009-05-29 Doug Kwan <dougkwan@google.com>
6416 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6418 (class Target_arm): Update comment.
6419 (Target_arm::Target_arm): Initialize new data members GOT_,
6420 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6421 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6422 and Target_arm::rel_dyn_section.
6423 Declare new_enum Target_arm::Got_type.
6424 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6426 Update commments for member do_dynsym_value.
6427 (Target_arm::got_size, Target_arm::plt_section,
6428 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6429 new methods inside class defintion.
6430 (Target_arm::got_section): Define new method.
6431 (Target_arm::rel_dyn_section): Same.
6432 (Output_data_plt_arm): New template class.
6433 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6434 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6435 (Output_data_plt_arm::add_entry): Same.
6436 (Output_data_plt_arm::first_plt_entry): Define new
6437 static data member for PLT instruction template.
6438 (Output_data_plt_arm::plt_entry): Same.
6439 (Output_data_plt_arm::do_write): Define new method.
6440 (Target_arm::make_plt_entry): Same.
6441 (Target_arm::do_finalize_sections): Same.
6442 (Target_arm::do_dynsym_value): Same.
6444 2009-05-28 Doug Kwan <dougkwan@google.com>
6446 * Makefile.am (TARGETSOURCES): Add arm.cc.
6447 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6448 * Makefile.in: Regenerate.
6450 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6452 2009-05-26 Doug Kwan <dougkwan@google.com>
6454 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6455 (General_options::check_excluded_libs): Strip off directories in
6456 archive name before matching like GNU ld does.
6457 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6458 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6459 (exclude_libs_test_LDFLAGS): Add linker option
6460 -Wl,--exclude-libs,libexclude_libs_test_3
6461 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6462 an explicit archive without using -l.
6463 (alt/libexclude_libs_test_3.a): New make rule.
6464 * testsuite/Makefile.in: Regenerate.
6465 * testsuite/exclude_libs_test.c : Declare lib3_default().
6467 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6468 * exclude_libs_test_3.c: New file.
6470 2009-05-26 Nick Clifton <nickc@redhat.com>
6472 * po/id.po: New Indonesian translation.
6473 * po/gold.pot: Updated template file.
6475 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6477 * testsuite/Makefile.am: Add -ffunction-sections to compile
6478 gc_comdat_test files. Add -Wl,--gc-sections to build
6480 * testsuite/Makefile.in: Regenerate.
6481 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6483 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6485 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6486 kept comdat section was garbage collected.
6487 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6488 * testsuite/Makefile.in: Regenerate.
6489 * testsuite/gc_comdat_test.sh: New file.
6490 * testsuite/gc_comdat_test_1.cc: New file.
6491 * testsuite/gc_comdat_test_2.cc: New file.
6493 2009-05-19 Doug Kwan <dougkwan@google.com>
6495 * archive.cc (Archive::Archive): Move constructor from archive.h
6496 to here. Initialize no_export_.
6497 (Archive::get_elf_object_for_member): Set no_export flag of object.
6498 * archive.h (Archive::Archive): Move constructor body to
6500 (Archive::no_export): New method.
6501 (Archive::no_export_): New field.
6502 * object.h (Object::Object): Initialize no_export_ to false.
6503 (Object::no_export, Object::set_no_export): New methods.
6504 (Object::no_export_): New field.
6505 * options.cc (General_options::parse_exclude_libs): New method.
6506 (General_options::check_excluded_libs) Same.
6507 * options.h (exclude_libs): New option.
6508 (General_options::check_excluded_libs): New method declaration.
6509 (General_options::excluded_libs_): New field.
6510 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6511 default or protected visibility if an object has no-export flag set.
6512 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6513 (check_SCRIPTS): Add exclude_libs_test.sh.
6514 (check_DATA): Add exclude_libs_test.syms.
6515 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6516 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6517 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6518 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6519 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6520 libexclude_libs_test_2.a): New rules.
6521 * testsuite/Makefile.in: Regenerate.
6522 * testsuite/exclude_libs_test.c: New file.
6523 * testsuite/exclude_libs_test.sh: Ditto.
6524 * testsuite/exclude_libs_test_1.c: Ditto.
6525 * testsuite/exclude_libs_test_2.c: Ditto.
6527 2009-05-15 Ian Lance Taylor <iant@google.com>
6529 * configure.ac: Check for declarations for cases where libiberty.h
6530 checks HAVE_DECL_xxx.
6531 * configure, config.in: Rebuild.
6533 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6535 * gold.h (Incremental_argument_list): Remove (invalid) forward
6537 * incremental.cc (Incremental_inputs::report_achive): New method.
6538 (Incremental_inputs::report_object): New method.
6539 (Incremental_inputs::report_script): New method.
6540 (Incremental_inputs::finalize_inputs): New method.
6541 (Incremental_inputs::finalize): Call finalize_inputs().
6542 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6543 Create inputs entries.
6544 * incremental.h (Incremental_input_type): New enum.
6545 (Incremental_inputs::Incremental_input): Initialize new fields.
6546 (Incremental_inputs::report_inputs): New method.
6547 (Incremental_inputs::report_achive): New method.
6548 (Incremental_inputs::report_object): New method.
6549 (Incremental_inputs::report_script): New method.
6550 (Incremental_inputs::finalize_inputs): New method.
6551 (Incremental_inputs::Input_info): New struct.
6552 (Incremental_inputs::Input_info_map): New typedef.
6553 (Incremental_inputs::lock_): New field.
6554 (Incremental_inputs::Inputs_): New field.
6555 (Incremental_inputs::Inputs_map): New field.
6556 * main.cc (main): Call Incremental_input::report_inputs.
6557 * options.h (Input_argument_list): Typedef moved from
6559 (Input_file_group::Files): Remove, use ::Input_argument_list.
6560 (Input_file_group::Input_argument_list): Remove, use
6561 ::Input_argument_list.
6562 * plugin.cc (Plugin_manager::add_input_file): Add error in
6564 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6566 * script.cc (read_input_script): Call
6567 Incremental_input::report_script.
6568 * script.h (Script_info): New class.
6570 2009-04-27 Ian Lance Taylor <iant@google.com>
6572 * x86_64.cc (do_adjust_output_section): Set entsize to
6575 2009-04-23 Elliott Hughes <enh@google.com>
6577 * output.cc (Output_file::close): After short writes, continue
6578 writing from the correct offset in the buffer being written.
6580 2009-04-23 Chris Demetriou <cgd@google.com>
6582 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6583 * configure: Regenerate.
6584 * config.in: Regenerate.
6585 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6586 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6588 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6590 * incremental.cc (Incremental_inputs_header_data): Renamed from
6591 Incremental_input_header_data.
6592 (Incremental_inputs_header_data::data_size): New field.
6593 (Incremental_inputs_header_data::put_input_file_count): Renamed
6594 from input_file_count.
6595 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6596 from command_line_offset.
6597 (Incremental_inputs_header_data::put_reserved): Renamed from
6599 (Incremental_inputs_entry_data): Renamed from
6600 Incremental_input_entry_data.
6601 (Incremental_inputs_entry_data::data_size): New field.
6602 (Incremental_inputs::report_command_line): New method.
6603 (Incremental_inputs::finalize): New method.
6604 (Incremental_inputs::create_incremental_inputs_data): New method.
6605 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6606 * incremental.h: New file.
6607 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6608 (Layout::finalize): Create incremental inputs section in
6610 (Layout::create_incremental_info_sections): New method.
6611 * layout.h (Layout::incremental_inputs): New method.
6612 (Layout::create_incremental_info_sections): New method.
6613 (Layout::incremental_inputs_): New field.
6614 * main.cc (main): Notify Incremental_input of the command line.
6616 2009-04-01 Ian Lance Taylor <iant@google.com>
6617 Mikolaj Zalewski <mikolajz@google.com>
6619 * gold.h (reserve_unordered_map): Define, three versions, one for
6620 each version of Unordered_map.
6621 * layout.cc (Layout::Layout): Remove options parameter. Add
6622 number_of_input_files parameter. Don't initialize options_.
6623 Initialize number_of_input_files_ and resized_signatures_. Move
6624 sections_are_attached_.
6625 (Layout::layout_group): Reserve space for group_signatures_.
6626 (Layout::find_or_add_kept_section): Change name parameter to be a
6627 reference. Resize signatures_ map when it gets large enough.
6628 (Layout::layout_eh_frame): Use parameters->options() instead of
6630 (Layout::make_output_section): Likewise.
6631 (Layout::attach_allocated_section_to_segment): Likewise.
6632 (Layout::finalize, Layout::create_executable_stack): Likewise.
6633 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6634 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6635 * layout.h (class Layout): Update declarations. Remove options_
6636 field. Add number_of_input_files_ and resized_signatures_
6637 fields. Move sections_are_attached_ field.
6638 * main.cc (main): Pass number of input files to Layout
6639 constructor. Don't pass options.
6641 2009-03-30 Ian Lance Taylor <iant@google.com>
6643 * ffsll.c (ffsll): Correct implementation.
6645 2009-03-27 Ian Lance Taylor <iant@google.com>
6647 * ffsll.c: New file.
6648 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6649 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6650 * ftruncate.c (ftruncate): Declare before definition.
6651 * mremap.c (mremap): Likewise.
6652 * pread.c (pread): Likewise.
6653 * configure, Makefile.in, config.in: Rebuild.
6655 * mremap.c: New file.
6656 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6657 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6658 (mremap): Declare if HAVE_MREMAP is not defined.
6659 * configure, Makefile.in, config.in: Rebuild.
6661 2009-03-27 Cary Coutant <ccoutant@google.com>
6663 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6664 position independent.
6665 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6666 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6668 2009-03-24 Cary Coutant <ccoutant@google.com>
6670 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6672 (needs_dynamic_reloc): Likewise.
6674 2009-03-24 Ian Lance Taylor <iant@google.com>
6676 * yyscript.y (file_cmd): Recognize EXTERN.
6677 (extern_name_list, extern_name_list_body): New nonterminals.
6678 * script.cc (script_add_extern): Define.
6679 * script-c.h (script_add_extern): Declare.
6681 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6683 * object.cc (is_elf_object): Define.
6684 * object.h (is_elf_object): Declare.
6685 * archive.cc (Archive::get_elf_object_for_member): Call
6687 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6689 2009-03-24 Elliott Hughes <enh@google.com>
6691 * output.cc (Output_file::map_anonymous): Define.
6692 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6693 try an anonymous one. Report the size if the mmap fails.
6694 * output.h (class Output_file): Declare map_anonymous.
6696 2009-03-24 Ian Lance Taylor <iant@google.com>
6698 * target-select.cc (instantiate_target): Don't acquire the lock if
6699 the instantiated_target_ field has already been set.
6701 2009-03-23 Ian Lance Taylor <iant@google.com>
6703 * gold-threads.h (class Initialize_lock): Define.
6704 * gold-threads.cc (class Initialize_lock_once): Define.
6705 (initialize_lock_control): New static variable.
6706 (initialize_lock_pointer): New static variable.
6707 (initialize_lock_once): New static function.
6708 (Initialize_lock::Initialize_lock): Define.
6709 (Initialize_lock::initialize): Define.
6710 * target-select.h: Include "gold-threads.h".
6711 (class Target_selector): Add lock_ and initialize_lock_ fields.
6712 Don't define instantiate_target, just declare it.
6713 * target-select.cc (Target_selector::Target_selector): Initialize
6715 (Target_selector::instantiate_target): Define.
6716 * descriptors.h: Include "gold-threads.h".
6717 (class Descriptors): Add initialize_lock_ field.
6718 * descriptors.cc (Descriptors::Descriptors): Initialize new
6720 (Descriptors::open): Use initialize_lock_ field
6721 * errors.h (class Errors): Add initialize_lock_ field.
6722 * errors.cc (Errors::Errors): Initialize new field.
6723 (Errors::initialize_lock): Use initialize_lock_ field.
6724 * powerpc.cc (class Target_selector_powerpc): Remove
6725 instantiated_target_ field. In do_recognize call
6726 instantiate_target rather than do_instantiate_target. In
6727 do_instantiate_target just allocate a new target.
6728 * sparc.cc (class Target_selector_sparc): Likewise.
6730 * freebsd.h: New file.
6731 * i386.cc: Include "freebsd.h".
6732 (Target_i386): Derive from Target_freebsd rather than
6734 (Target_selector_i386): Derive from Target_selector_freebsd rather
6735 than Target_selector.
6736 * x86_64.cc: Include "freebsd.h".
6737 (Target_x86_64): Derive from Target_freebsd rather than
6739 (Target_selector_x86_64): Derive from Target_selector_freebsd
6740 rather than Target_selector.
6741 * target.h (class Target): Add adjust_elf_header and
6742 do_adjust_elf_header.
6743 * output.cc (Output_file_header:: do_sized_write): Call target
6744 adjust_elf_header routine.
6745 * configure.tgt: Set targ_osabi.
6746 * configure.ac: Define GOLD_DEFAULT_OSABI.
6747 * parameters.cc (Parameters::default_target): Pass
6748 GOLD_DEFAULT_OSABI to select_target.
6749 * target-select.h (class Target_selector): Make instantiate_target
6750 protected rather than private.
6751 * Makefile.am (HFILES): Add freebsd.h.
6752 * configure, Makefile.in, config.in: Rebuild.
6754 * merge.cc (do_add_input_section): Correct pend value. Change
6755 message about last entry not being null terminated from error to
6758 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6760 * incremental.cc: New file.
6761 * Makefile.am (CCFILES): Add incremental.cc.
6762 * Makefile.in: Rebuild.
6764 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6766 * layout.cc (Layout::output_section_name): Preserve names
6767 of '.note.' sections.
6769 2009-03-19 Ian Lance Taylor <iant@google.com>
6771 * descriptors.cc (Descriptors::open): Check that the options are
6772 valid before using them.
6774 2009-03-18 Ian Lance Taylor <iant@google.com>
6776 * script-sections.h: Include <list>.
6777 (class Script_sections): Change Sections_elements from std::vector
6778 to std::list. Typedef public Elements_iterator. Add
6779 orphan_section_placement_, data_segment_align_start_, and
6780 saw_data_segment_align_ fields. Remove data_segment_align_index_
6782 * script-sections.cc (class Orphan_section_placement): New class.
6783 (class Sections_element): Add virtual functions is_relro and
6784 orphan_section_init. Remove virtual function place_orphan_here.
6785 (class Output_section_definition): Add is_relro and
6786 orphan_section_init. Remove place_orphan_here.
6787 (class Orphan_output_section): Likewise.
6788 (Script_sections::Script_sections): Update for field changes.
6789 (Script_sections::data_segment_align): Set saw_data_segment_align_
6790 and data_segment_align_start_, not data_segment_align_index.
6791 (Script_sections::data_segment_relro_end): Check
6792 saw_data_segment_align_. Use data_segment_align_start_ rather
6793 than data_segment_align_index_.
6794 (Script_sections::place_orphan): Rewrite to use
6795 Orphan_section_placement.
6797 2009-03-17 Ian Lance Taylor <iant@google.com>
6799 * archive.cc (Archive::add_symbols): Check for a version attached
6800 to the symbol name in the archive map.
6801 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6802 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6803 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6804 (ver_test_11.a): New target.
6805 * testsuite/Makefile.in: Rebuild.
6807 * configure.ac: Check for chsize and posix_fallocate. Replace
6809 * ftruncate.c: New file, from gnulib.
6810 * output.cc (posix_fallocate): Define dummy version if not
6811 HAVE_POSIX_FALLOCATE.
6812 (Output_file::map): Call posix_fallocate rather than lseek and
6814 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6815 * configure, Makefile.in, config.in: Rebuild.
6817 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6819 * layout.h (Layout::create_note): Add section_name parameter.
6820 * layout.cc (Layout::create_note): Likewise.
6821 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6823 2009-03-17 Ian Lance Taylor <iant@google.com>
6825 * descriptors.cc: Include "options.h".
6826 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6827 (Descriptors::open): Always use O_CLOEXEC when opening a new
6828 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6829 then set FD_CLOEXEC.
6831 * sparc.cc (class Target_sparc): Add has_got_section.
6832 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6833 make sure we have a GOT section.
6835 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6836 (Target_sparc::Scan::local): Likewise.
6837 (Target_sparc::Scan::global): Likewise.
6838 (Target_sparc::Relocate::relocate): Likewise.
6839 (Target_sparc::Relocate::relocate_tls): Likewise.
6841 * symtab.cc (Symbol_table::define_default_version): New function,
6842 broken out of add_from_object.
6843 (Symbol_table::add_from_object): Call define_default_version.
6844 (Symbol_table::define_special_symbol): Add resolve_oldsym
6845 parameter. Change all callers. If the version for a symbol comes
6846 from a version script, resolve it with the symbol with the same
6847 name with no version. Also add the symbol without a version if
6849 (do_define_in_output_data): If resolving with oldsym, don't delete
6851 (do_define_in_output_segment): Likewise.
6852 (do_define_as_constant): Likewise.
6853 * symtab.h (class Symbol_table): Update declarations.
6855 2009-03-13 Ian Lance Taylor <iant@google.com>
6857 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6858 (Read_symbols::requeue): New function.
6859 (Read_symbols::do_read_symbols): If make_elf_object fails because
6860 the target type is not configured, and the file was searched for,
6861 issue a warning and retry with the next directory.
6862 (Add_symbols::run): If the file has an incompatible format, and
6863 it was searched for, requeue the Read_symbols task. On error,
6865 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6866 dirindex parameter to constructor. Change all callers. Declare
6867 incompatible_warning and requeue.
6868 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6869 input_argument_ and input_group_ fields. Add them to
6870 constructor. Change all callers.
6871 (class Read_script): Add dirindex_ field. Add it to constructor.
6873 * archive.cc (Archive::setup): Remove input_objects parameter.
6875 (Archive::get_file_and_offset): Likewise.
6876 (Archive::read_all_symbols): Likewise.
6877 (Archive::read_symbols): Likewise.
6878 (Archive::get_elf_object_for_member): Remove input_objects
6879 parameter. Add punconfigured parameter. Change all callers.
6880 (Archive::add_symbols): Change return type to bool. Check return
6881 value of include_member.
6882 (Archive::include_all_members): Likewise.
6883 (Archive::include_member): Change return type to bool. Return
6884 false if first included object has incompatible target. Set
6885 included_member_ field.
6886 (Add_archive_symbols::run): If add_symbols returns false, requeue
6888 * archive.h (class Archive): Add included_member_ field.
6889 Initialize it in constructor. Add input_file and searched_for
6890 methods. Update declarations.
6891 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6892 input_argument_ fields. Add them to constructor. Change all
6894 * script.cc: Include "target-select.h".
6895 (class Parser_closure): Add skip_on_incompatible_target_ and
6896 found_incompatible_target_ fields. Add
6897 skip_on_incompatible_target parameter to constructor. Change all
6898 callers. Add methods skip_on_incompatible_target,
6899 clear_skip_on_incompatible_target, found_incompatible_target, and
6900 set_found_incompatible_target.
6901 (read_input_script): Add dirindex parameter. Change all callers.
6902 If parser finds an incompatible target, requeue Read_symbols
6904 (script_set_symbol): Clear skip_on_incompatible_target in
6906 (script_add_assertion, script_parse_option): Likewise.
6907 (script_start_sections, script_add_phdr): Likewise.
6908 (script_check_output_format): New function.
6909 * script.h (read_input_script): Update declaration.
6910 * script-c.h (script_check_output_format): Declare.
6911 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6912 (ignore_cmd): Remove OUTPUT_FORMAT.
6913 * fileread.cc (Input_file::Input_file): Add explicit this.
6914 (Input_file::will_search_for): New function.
6915 (Input_file::open): Add pindex parameter. Change all callers.
6916 * fileread.h (class Input_file): Add input_file_argument method.
6917 Declare will_search_for. Update declarations.
6918 * object.cc (make_elf_object): Add punconfigured parameter.
6920 * object.h (class Object): Make input_file public. Add
6921 searched_for method.
6922 (make_elf_object): Update declaration.
6923 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6925 * dirsearch.h (class Dirsearch): Update declaration.
6926 * options.h (class General_options): Add --warn-search-mismatch.
6927 * parameters.cc (Parameters::is_compatible_target): New function.
6928 * parameters.h (class Parameters): Declare is_compatible_target.
6929 * workqueue.cc (Workqueue::add_blocker): New function.
6930 * workqueue.h (class Workqueue): Declare add_blocker.
6932 * fileread.cc (Input_file::open): Remove options parameter.
6934 (Input_file::open_binary): Likewise.
6935 * script.cc (read_input_script): Likewise.
6936 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6937 options parameter from constructor. Change all callers.
6938 (class Read_script): Likewise.
6939 * fileread.h (class Input_file): Update declarations.
6940 * script.h (read_input_script): Update declaration.
6942 2009-03-10 Nick Clifton <nickc@redhat.com>
6944 * po/es.po: New Spanish translation.
6946 2009-03-06 Cary Coutant <ccoutant@google.com>
6948 * options.cc (parse_short_option): Keep dash_z from registering itself.
6950 2009-03-03 Ian Lance Taylor <iant@google.com>
6953 * target-reloc.h (relocate_section): Pass output_section to
6955 * i386.cc (Target_i386::should_apply_static_reloc): Add
6956 output_section parameter. Change all callers.
6957 (Target_i386::Relocate::relocate): Add output_section parameter.
6958 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6959 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6960 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6961 * testsuite/two_file_shared.sh: New script.
6962 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6963 (check_DATA): Add two_file_shared.dbg.
6964 (two_file_shared.dbg): New target.
6965 * testsuite/Makefile.in: Rebuild.
6967 2009-03-01 Ian Lance Taylor <iant@google.com>
6969 * configure.ac: Check for byteswap.h.
6970 * configure: Rebuild.
6971 * config.in: Rebuild.
6973 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6975 * layout.cc (Layout::find_or_add_kept_section): New function.
6976 (Layout::add_comdat): Removed.
6977 * layout.h (struct Kept_section): Move out of class Layout.
6978 Remove trailing underscores from field names. Add group_sections
6979 field. Rename group_ field to is_group. Change all uses.
6980 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6981 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6982 comdat_groups_ field.
6983 (Sized_relobj::include_section_group): Use
6984 find_or_add_kept_section and Kept_section::group_sections.
6985 (Sized_relobj::include_linkonce_section): Likewise.
6986 * object.cc (class Sized_relobj): Don't define Comdat_group or
6987 Comdat_group_table. Remove find_comdat_group and
6988 add_comdat_group. Remove comdat_groups_ field.
6989 * plugin.cc (include_comdat_group): Use
6990 Layout::find_or_add_kept_section.
6992 2009-02-28 Ian Lance Taylor <iant@google.com>
6994 * README: --gc-sections and map files are now supported. Document
6995 some build requirements.
6998 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6999 relocatable link set the value of the section symbol to zero.
7000 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7001 relocatable link don't include the section address in the local
7004 2009-02-27 Ian Lance Taylor <iant@google.com>
7007 * options.h (class Search_directory): Add is_system_directory.
7008 (class General_options): Declare is_in_system_directory.
7009 * options.cc (get_relative_sysroot): Make static.
7010 (get_default_sysroot): Make static.
7011 (General_optoins::is_in_system_directory): New function.
7012 * fileread.cc (Input_file::is_in_system_directory): New function.
7013 * fileread.h (class Input_file): Declare is_in_system_directory.
7014 * object.h (class Object): Add is_in_system_directory.
7015 (class Input_objects): Remove system_library_directory_ field.
7016 * object.cc (Input_objects::add_object): Don't set
7017 system_library_directory_.
7018 (input_objects::found_in_system_library_directory): Remove.
7019 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7020 parameter. Change all callers.
7021 (Symbol_table::sized_write_globals): Likewise.
7022 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7023 Call Object::is_in_system_directory.
7024 * symtab.h (class Symbol_table): Update declarations.
7027 * descriptors.h (Open_descriptor): Add is_on_stack field.
7028 * descriptors.cc (Descriptors::open): If the descriptor is on the
7029 top of the stack, remove it. Initialize is_on_stack field.
7030 (Descriptors::release): Only add pod to stack if it is not on the
7032 (Descriptors::close_some_descriptor): Clear stack_next and
7036 * output.cc (Output_section::find_starting_output_address): Rename
7037 from starting_output_address; add PADDR parameter; change return
7039 * output.h (class Output_section): Declare
7040 find_starting_output_address instead of starting_output_address.
7041 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7042 section symbol for which we can't find a merge section.
7045 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7046 hidden or internal, force the symbol to be local.
7047 * resolve.cc (Symbol::override_visibility): Define.
7048 (Symbol::override_base): Use override_visibility.
7049 (Symbol_table::resolve): Likewise.
7050 (Symbol::override_base_with_special): Likewise.
7051 (Symbol_table::override_with_special): If the visibility is hidden
7052 or internal, force the symbol to be local.
7053 * symtab.h (class Symbol): Add set_visibility and
7054 override_visibility.
7055 * testsuite/ver_test_1.sh: New file.
7056 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7057 (check_DATA): Add ver_test_1.syms.
7058 (ver_test_1.syms): New target.
7059 * testsuite/Makefile.in: Rebuild.
7061 2009-02-25 Cary Coutant <ccoutant@google.com>
7063 * layout.cc (Layout::choose_output_section): Don't rename sections
7064 when using a linker script that has a SECTIONS clause.
7065 * Makefile.in: Regenerate.
7067 * testsuite/Makefile.am (script_test_5.sh): New test case.
7068 * testsuite/Makefile.in: Regenerate.
7069 * testsuite/script_test_5.cc: New file.
7070 * testsuite/script_test_5.sh: New file.
7071 * testsuite/script_test_5.t: New file.
7073 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7075 * archive.cc (Archive::include_member): Update calls to add_symbols.
7076 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7077 the Layout argument.
7078 * dynobj.h (do_add_symbols): Add the Layout argument.
7079 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7081 * object.h (Object::add_symbols): Add the Layout argument.
7082 (Object::do_add_symbols): Add the Layout argument.
7083 (Sized_relobj::do_add_symbols): Add the Layout argument.
7084 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7085 Unify the two versions.
7086 (Add_plugin_symbols): Remove.
7087 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7088 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7089 (Add_plugin_symbols): Remove.
7090 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7091 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7092 (Add_symbols::run): Make it work with Pulginobj.
7094 2009-02-06 Ian Lance Taylor <iant@google.com>
7096 * object.cc (Sized_relobj::do_layout): Make info message start
7097 with lower case letter.
7099 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7101 * binary.cc: Fix file comment.
7103 * options.h (enum Incremental_disposition): Define.
7104 (class General_options): Add new options: --incremental,
7105 --incremental_changed, --incremental_unchanged,
7106 --incremental_unknown. Add incremental_disposition_ and
7107 implicit_incremental_ fields.
7108 (General_options::incremental_disposition): New function.
7109 (class Position_dependent_options): Add incremental_disposition
7111 (Position_dependent_options::copy_from_options): Set incremental
7113 * options.cc (General_options::parse_incremental_changed): New
7115 (General_options::parse_incremental_unchanged): New function.
7116 (General_options::parse_incremental_unknown): New function.
7117 (General_options::General_options): Initialize new fields
7118 incremental_disposition_ and implicit_incremental_.
7119 (General_options::finalize): Check for uasge of --incremental-*
7120 without --incremental.
7122 2009-02-06 Chris Demetriou <cgd@google.com>
7124 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7125 pointer and to report location as the file name associated with
7127 (gold_undefined_symbol_at_location): New function to replace the
7128 old gold_undefined_symbol functionality.
7129 * target-reloc.h (relocate_section): Update to use
7130 gold_undefined_symbol_at_location.
7131 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7132 Call gold_undefined_symbol function rather than gold_error.
7133 * errors.h (Errors::undefined_symbol): Take location as a
7134 string, rather than calculating it from a relocation.
7135 * errors.cc (Errors::fatal): Print "fatal error:" before the
7137 (Errors::error, Errors::error_at_location): Print "error: "
7138 before the formatted message.
7139 (Errors::undefined_symbol): Take location as a string, rather
7140 than calculating it from a relocation.
7141 (gold_undefined_symbol_at_location): New function akin to
7142 old gold_undefined_symbol, calculates location from relocation.
7143 (gold_undefined_symbol): Change to take only a Symbol pointer
7144 and to report location as the file name associated with the symbol.
7145 * testsuite/debug_msg.sh: Update for changed error messages.
7146 * testsuite/undef_symbol.sh: Likewise.
7148 2009-02-04 Duncan Sands <baldrick@free.fr>
7151 * reduced_debug_output.h
7152 (Output_reduced_debug_abbrev_section::failed): Use format for
7154 (Output_reduced_debug_info_section::faild): Likewise.
7156 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7158 * script.cc (Lazy_demangler): New class.
7159 (Version_script_info::get_symbol_version_helper): Demangle a
7162 2009-01-29 Cary Coutant <ccoutant@google.com>
7164 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7166 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7168 2009-01-28 Ian Lance Taylor <iant@google.com>
7170 * version.cc (version_string): Bump to 1.9.
7172 * gold.h: Include <cstring> and <stdint.h>.
7173 * version.cc: Include <cstdio>.
7174 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7176 * reduced_debug_output.cc (insert_into_vector): Rename from
7177 Insert_into_vector; change all callers. Use Swap_unaligned to
7178 avoid aliasing issue; remove union since it is unnecessary.
7180 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7182 * Makefile.am (CCFILES): Add gc.cc.
7184 * Makefile.in: Regenerate.
7185 * gold.cc (Gc_runner): New class.
7186 (queue_initial_tasks): Call garbage collection related tasks
7187 when corresponding options are invoked.
7188 (queue_middle_gc_tasks): New function.
7189 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7190 processed early before laying out sections during garbage collection.
7191 * gold.h (queue_middle_gc_tasks): New function.
7192 (is_prefix_of): Move from "layout.cc".
7193 * i386.cc (Target_i386::gc_process_relocs): New function.
7194 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7195 * main.cc (main): Create object of class "Garbage_collection".
7196 * object.cc (Relobj::copy_symbols_data): New function.
7197 (Relobj::is_section_name_included): New function.
7198 (Sized_relobj::do_layout): Allow this function to be called twice
7199 during garbage collection and defer layout of section during the
7201 * object.h (Relobj::get_symbols_data): New function.
7202 (Relobj::is_section_name_included): New function.
7203 (Relobj::copy_symbols_data): New function.
7204 (Relobj::set_symbols_data): New function.
7205 (Relobj::get_relocs_data): New function.
7206 (Relobj::set_relocs_data): New function.
7207 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7208 (Relobj::gc_process_relocs): New function.
7209 (Relobj::do_gc_process_relocs): New pure virtual function.
7210 (Relobj::sd_): New data member.
7211 (Sized_relobj::is_output_section_offset_invalid): New function.
7212 (Sized_relobj::do_gc_process_relocs): New function.
7213 * options.h (General_options::gc_sections): Modify to not be a no-op.
7214 (General_options::print_gc_sections): New option.
7215 * plugin.cc (Plugin_finish::run): Remove function call to
7216 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7217 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7218 * reloc.cc (Read_relocs::run): Add task to process relocs and
7219 determine unreferenced sections when doing garbage collection.
7220 (Gc_process_relocs): New class.
7221 (Sized_relobj::do_gc_process_relocs): New function.
7222 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7223 sections that are garbage collected.
7224 * reloc.h (Gc_process_relocs): New class.
7225 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7226 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7227 symbols whose corresponding sections are garbage collected.
7228 (Symbol_table::Symbol_table): Add new parameter for the garbage
7230 (Symbol_table::gc_mark_undef_symbols): New function.
7231 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7232 (Symbol_table::gc_mark_dyn_syms): New function.
7233 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7235 (Symbol_table::add_from_object): Likewise.
7236 (Symbol_table::add_from_relobj): When building shared objects, do not
7237 treat externally visible symbols as garbage.
7238 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7239 table information for static and relocatable links.
7240 * symtab.h (Symbol_table::set_gc): New function.
7241 (Symbol_table::gc): New function.
7242 (Symbol_table::gc_mark_undef_symbols): New function.
7243 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7244 (Symbol_table::gc_mark_dyn_syms): New function.
7245 (Symbol_table::gc_): New data member.
7246 * target.h (Sized_target::gc_process_relocs): New pure virtual
7248 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7249 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7251 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7253 * options.h (General_options::gc_sections): Define as a no-op for now.
7254 (General_options::no_keep_memory): Ditto.
7255 (General_options::Bshareable): Define.
7256 * options.cc (General_options::finalize): Honor -Bshareable.
7258 2009-01-20 Andreas Schwab <schwab@suse.de>
7260 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7261 read the value in the contents, since we don't use it. Use the
7262 template endianness when writing.
7263 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7265 2009-01-19 Andreas Schwab <schwab@suse.de>
7267 * configure.tgt (powerpc64-*): Fix targ_obj.
7269 2009-01-15 Ian Lance Taylor <iant@google.com>
7271 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7272 local symbols when stripping all symbols.
7274 2009-01-14 Cary Coutant <ccoutant@google.com>
7276 * output.cc (Output_reloc): Add explicit instantiations.
7278 2009-01-14 Cary Coutant <ccoutant@google.com>
7280 * archive.cc (Archive::get_elf_object_for_member): Remove call
7281 to File_read::claim_for_plugin.
7282 * descriptors.cc (Descriptors::open): Remove reference to
7284 (Descriptors::claim_for_plugin): Remove.
7285 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7286 (Descriptors::is_claimed): Remove.
7287 (claim_descriptor_for_plugin): Remove.
7288 * fileread.cc (File_read::claim_for_plugin): Remove.
7289 * fileread.h (File_read::claim_for_plugin): Remove.
7290 (File_read::descriptor): Reopen descriptor if necessary.
7291 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7292 (Plugin_manager::all_symbols_read): Add task parameter. Change
7294 (Plugin_manager::get_input_file): New function.
7295 (Plugin_manager::release_input_file): New function.
7296 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7297 corresponding data member.
7298 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7299 and pass to base constructor. Change all callers.
7300 (get_input_file, release_input_file): New functions.
7301 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7302 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7303 (Plugin_manager::all_symbols_read): Add task parameter.
7304 (Plugin_manager::get_input_file): New function.
7305 (Plugin_manager::release_input_file): New function.
7306 (Plugin_manager::task_): New data member.
7307 (Pluginobj::Pluginobj): Add filesize parameter.
7308 (Pluginobj::filename): New function.
7309 (Pluginobj::descriptor): New function.
7310 (Pluginobj::filesize): New function.
7311 (Pluginobj::filesize_): New data member.
7312 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7313 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7314 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7316 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7317 with archive libraries.
7318 * testsuite/Makefile.in: Regenerate.
7319 * testsuite/plugin_test.c (struct sym_info): New type.
7320 (get_input_file, release_input_file): New static variables.
7321 (onload): Capture new transfer vector entries.
7322 (claim_file_hook): Stop reading at end of file according to filesize.
7323 Factor out parsing of readelf output into separate function.
7324 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7325 APIs and get the source file name from the symbol table. Convert
7326 source file name to corresponding object file name. Print info
7327 message when adding new input files.
7328 (parse_readelf_line): New function.
7329 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7330 * testsuite/plugin_test_2.sh: Likewise.
7331 * testsuite/plugin_test_3.sh: Likewise.
7332 * testsuite/plugin_test_4.sh: New test case.
7334 2009-01-07 Ian Lance Taylor <iant@google.com>
7336 * version.cc (version_string): Bump to 1.8.
7338 2008-12-23 Cary Coutant <ccoutant@google.com>
7340 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7341 * plugin.cc (Plugin_manager::finish): Rename as
7342 layout_deferred_objects. Move cleanup to separate function.
7343 (Plugin_manager::cleanup): New function.
7344 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7346 * plugin.h (Plugin_manager::finish): Rename as
7347 layout_deferred_objects.
7348 (Plugin_manager::cleanup): New function.
7349 (Plugin_manager::cleanup_done): New field.
7351 2008-12-23 Cary Coutant <ccoutant@google.com>
7353 * plugin.cc (is_visible_from_outside): New function.
7354 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7355 so we don't return "IR only" status for exported symbols or -r links.
7357 * testsuite/Makefile.am (plugin_test_3): New test case.
7358 * testsuite/Makefile.in: Regenerate.
7359 * testsuite/plugin_test_3.sh: New file.
7361 2008-12-22 Cary Coutant <ccoutant@google.com>
7363 * object.cc (Sized_relobj::layout_section): New function.
7364 (Sized_relobj::do_layout): Defer layout of input sections until after
7365 plugin has provided replacement files.
7366 (Sized_relobj::do_layout_deferred_sections): New function.
7367 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7368 (Relobj::layout_deferred_sections): New function.
7369 (Relobj::do_layout_deferred_sections): New function.
7370 (Sized_relobj::do_layout_deferred_sections): New function.
7371 (Sized_relobj::layout_section): New function.
7372 (Sized_relobj::Deferred_layout): New structure.
7373 (Sized_relobj::deferred_layout_): New field.
7374 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7375 Change all callers. Layout deferred sections.
7376 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7378 (Plugin_hook::run): Move code from do_plugin_hook inline.
7379 (Plugin_hook::do_plugin_hook): Remove.
7380 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7381 (Plugin_manager::finish): Renamed, was cleanup.
7382 (Plugin_manager::should_defer_layout): New function.
7383 (Plugin_manager::add_deferred_layout_object): New function.
7384 (Plugin_manager::Deferred_layout_list): New type.
7385 (Plugin_manager::deferred_layout_objects_): New field.
7386 (Plugin_hook::do_plugin_hook): Remove.
7388 2008-12-17 Ian Lance Taylor <iant@google.com>
7390 * options.h (class General_options): Add --no case for
7393 2008-12-16 Cary Coutant <ccoutant@google.com>
7395 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7397 (Plugin_manager::claim_file): Create plugin object even if
7398 plugin did not call the add_symbols callback.
7399 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7400 asking for more symbols than were added.
7401 * testsuite/Makefile.am (plugin_test_1): Add test case with
7403 (empty.syms): New target.
7404 * testsuite/Makefile.in: Regenerate.
7405 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7406 message. Don't call add_symbols if no globals.
7407 (all_symbols_read_hook): Don't provide replacement for empty
7410 2008-12-12 Ian Lance Taylor <iant@google.com>
7412 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7413 r_type == 0 for a local symbol with r_sym == 0.
7414 (scan_relocatable_relocs): Pass r_sym to
7415 local_non_section_strategy.
7416 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7419 * configure.ac: Update test for TLS descriptors: they are
7420 supported as of glibc 2.9.
7421 * configure: Rebuild.
7423 2008-12-11 Ian Lance Taylor <iant@google.com>
7426 * target-reloc.h (Default_scan_relocatable_relocs): For each
7427 function, map r_type == 0 to RELOC_DISCARD.
7429 2008-12-10 Cary Coutant <ccoutant@google.com>
7431 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7432 object to override a kept COMDAT group from a plugin object.
7434 2008-12-09 Ian Lance Taylor <iant@google.com>
7437 * yyscript.y (file_cmd): Handle INPUT.
7439 * testsuite/initpri1.c: Change all declarations to be full
7440 prototypes by adding void, to avoid compiler warnings.
7442 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7444 * options.cc (General_options::parse_plugin_opt): New.
7445 (General_options::add_plugin): The argument now is just the filename.
7446 (General_options::add_plugin_option): New.
7447 * options.h (plugin_opt): New.
7448 (add_plugin): Change argument name.
7449 (add_plugin_option): New.
7450 * plugin.cc (Plugin::load): Don't parse the plugin option.
7451 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7452 (Plugin::add_option): New.
7453 (Plugin::args_): Change type.
7454 (Plugin::filename_): New.
7455 (Plugin_manager::add_plugin_option): New.
7456 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7457 * testsuite/Makefile.in: Regenerate.
7459 2008-12-05 Cary Coutant <ccoutant@google.com>
7461 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7462 Handle --strip-lto-sections option.
7463 * options.h (strip_lto_sections): New option.
7465 2008-12-01 Cary Coutant <ccoutant@google.com>
7467 * plugin.cc (ld_plugin_message): Change format parameter to const.
7468 Fix mismatch between new[] and delete.
7470 2008-11-14 Cary Coutant <ccoutant@google.com>
7472 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7475 2008-11-05 Craig Silverstein <csilvers@google.com>
7477 * options.cc (General_options::parse_dynamic_list): New function.
7478 * options.h (General_options): New flags dynamic_list,
7479 dynamic_list_data, dynamic_list_cpp_new, and
7480 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7481 (General_options::in_dynamic_list): New function.
7482 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7483 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7484 (Lex::can_continue_name): Likewise.
7486 (read_script_file): New parameter script_options.
7487 (read_dynamic_list): New function.
7488 (Script_options::define_dynamic_list): New function.
7489 (dynamic_list_keyword_parsecodes): New variable.
7490 (dynamic_list_keywords): New variable.
7491 * script.h (Script_options::define_dynamic_list): New function
7493 (read_dynamic_list): New function prototype.
7494 * symtab.cc (strprefix): New macro.
7495 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7496 dynamic_list_data, dynamic_list_cpp_new, and
7497 dynamic_list_cpp_typeinfo.
7498 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7499 (dynamic_list_expr): New rule.
7500 (dynamic_list_nodes): Likewise.
7501 (dynamic_list_node): Likewise.
7502 * testsuite/Makefile.am (dynamic_list): New test.
7503 * testsuite/Makefile.in: Regenerated.
7504 * testsuite/dynamic_list.t: New file.
7505 * testsuite/dynamic_list.sh: New file.
7507 2008-11-05 Craig Silverstein <csilvers@google.com>
7509 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7510 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7511 (t11_last): Likewise.
7512 * testsuite/ver_test_6.c (main): Likewise.
7514 2008-10-07 Cary Coutant <ccoutant@google.com>
7516 * options.c (General_options::finalize): Add check for -static and
7518 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7521 2008-10-02 Cary Coutant <ccoutant@google.com>
7523 * plugin.cc (make_sized_plugin_object): Fix conditional
7524 compilation to work when not all targets are enabled.
7526 2008-09-29 Cary Coutant <ccoutant@google.com>
7528 * archive.cc (Archive::get_file_and_offset): Use filename instead
7529 of name to get library path.
7530 (Archive::include_member): Unlock external member of a thin archive.
7532 * testsuite/Makefile.am (TEST_AR): New variable.
7533 (thin_archive_test_1): New test.
7534 (thin_archive_test_2): New test.
7535 * testsuite/Makefile.in: Regenerate.
7536 * testsuite/thin_archive_main.cc: New file.
7537 * testsuite/thin_archive_test_1.cc: New file.
7538 * testsuite/thin_archive_test_2.cc: New file.
7539 * testsuite/thin_archive_test_3.cc: New file.
7540 * testsuite/thin_archive_test_4.cc: New file.
7542 2008-09-29 Cary Coutant <ccoutant@google.com>
7544 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7545 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7547 (Sized_relobj::do_finalize_local_symbols): Likewise.
7548 (Sized_relobj::map_to_kept_section): Likewise.
7549 * object.h (Sized_relobj::invalid_address): New constant.
7550 (Sized_relobj::do_output_section_offset): Check for invalid_address
7552 * output.cc (Output_reloc::local_section_offset): Use constant
7553 invalid_address instead of -1U.
7554 (Output_reloc::get_address): Likewise.
7555 (Output_section::output_address): Change -1U to -1ULL.
7556 * output.h (Output_reloc::invalid_address): New constant.
7557 * reloc.cc (Sized_relobj::write_sections): Use constant
7558 invalid_address instead of -1U.
7559 (Sized_relobj::relocate_sections): Likewise.
7560 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7561 values for merge sections.
7562 * target-reloc.h (relocate_for_relocatable): Use constant
7563 invalid_address instead of -1U.
7565 2008-09-19 Cary Coutant <ccoutant@google.com>
7567 Add plugin functionality for link-time optimization (LTO).
7568 * configure.ac (plugins): Add --enable-plugins option.
7569 * configure: Regenerate.
7570 * config.in: Regenerate.
7571 * Makefile.am (LIBDL): New variable.
7572 (CCFILES): Add plugin.cc.
7573 (HFILES): Add plugin.h.
7574 (ldadd_var): Add LIBDL.
7575 * Makefile.in: Regenerate.
7577 * archive.cc: Include "plugin.h".
7578 (Archive::setup): Don't preread archive symbols when using a plugin.
7579 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7580 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7582 (Archive::include_member): Add symbols from plugin objects.
7583 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7584 * descriptors.cc (Descriptors::open): Check for file descriptors
7585 abandoned by plugins.
7586 (Descriptors::claim_for_plugin): New function.
7587 * descriptors.h (Descriptors::claim_for_plugin): New function.
7588 (Open_descriptor::is_claimed): New field.
7589 (claim_descriptor_for_plugin): New function.
7590 * fileread.cc (File_read::claim_for_plugin): New function.
7591 * fileread.h (File_read::claim_for_plugin): New function.
7592 (File_read::descriptor): New function.
7593 * gold.cc: Include "plugin.h".
7594 (queue_initial_tasks): Add task to call plugin hooks for generating
7596 * main.cc: Include "plugin.h".
7597 (main): Load plugin libraries.
7598 * object.h (Pluginobj): Declare.
7599 (Object::pluginobj): New function.
7600 (Object::do_pluginobj): New function.
7601 (Object::set_target): New function.
7602 * options.cc: Include "plugin.h".
7603 (General_options::parse_plugin): New function.
7604 (General_options::General_options): Initialize plugins_ field.
7605 (General_options::add_plugin): New function.
7606 * options.h (Plugin_manager): Declare.
7607 (General_options): Add --plugin option.
7608 (General_options::has_plugins): New function.
7609 (General_options::plugins): New function.
7610 (General_options::add_plugin): New function.
7611 (General_options::plugins_): New field.
7612 * plugin.cc: New file.
7613 * plugin.h: New file.
7614 * readsyms.cc: Include "plugin.h".
7615 (Read_symbols::do_read_symbols): Check for archive before checking
7616 for ELF file. Call plugin hooks to claim files.
7617 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7618 from a real object file; force override when processing replacement
7620 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7621 (Symbol::init_base_object): Likewise.
7622 (Symbol::init_base_output_data): Likewise.
7623 (Symbol::init_base_output_segment): Likewise.
7624 (Symbol::init_base_constant): Likewise.
7625 (Symbol::init_base_undefined): Likewise.
7626 (Symbol::output_section): Assert that object is not a plugin.
7627 (Symbol_table::add_from_pluginobj): New function.
7628 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7630 (Symbol_table::sized_write_globals): Likewise.
7631 (Symbol_table::add_from_pluginobj): Instantiate template.
7632 * symtab.h (Sized_pluginobj): Declare.
7633 (Symbol::in_real_elf): New function.
7634 (Symbol::set_in_real_elf): New function.
7635 (Symbol::in_real_elf_): New field.
7636 (Symbol_table::add_from_pluginobj): New function.
7638 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7639 (LIBDL): New variable.
7641 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7642 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7643 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7644 (MOSTLYCLEANFILES): Likewise.
7645 * testsuite/Makefile.in: Regenerate.
7646 * testsuite/plugin_test.c: New file.
7647 * testsuite/plugin_test_1.sh: New file.
7648 * testsuite/plugin_test_2.sh: New file.
7650 2008-09-16 Ian Lance Taylor <iant@google.com>
7652 * target-reloc.h (relocate_section): Check whether a symbol is
7653 defined by the ABI before reporting an undefined symbol error.
7654 * target.h (Target::is_defined_by_abi): Make parameter const.
7655 (Target::do_is_defined_by_abi): Likewise.
7656 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7657 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7658 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7659 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7660 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7661 * testsuite/Makefile.in: Rebuild.
7663 * fileread.cc (make_view): Add casts to avoid warning.
7665 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7667 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7668 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7670 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7672 * options.h (General_options::output_is_executable): New.
7673 (General_options::output_is_pie): New.
7674 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7675 for shared libraries.
7676 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7678 2008-09-11 Chris Demetriou <cgd@google.com>
7680 * options.h (origin): New -z option.
7681 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7682 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7685 2008-09-05 Cary Coutant <ccoutant@google.com>
7687 * fileread.cc (File_read::make_view): Add check for attempt to map
7690 2008-09-05 Cary Coutant <ccoutant@google.com>
7692 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7693 explicit instantiations.
7695 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7698 * options.cc (General_options::finalize): Allow undefined symbols
7699 in shlibs if linking -shared.
7702 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7703 symbols as not needing a dynsym entry.
7705 2008-08-20 Craig Silverstein <csilvers@google.com>
7707 * fileread.cc (File_read::open): Do not lock the file unless it
7708 was successfully opened.
7710 2008-08-14 Cary Coutant <ccoutant@google.com>
7712 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7713 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7714 * testsuite/tls_test.cc (struct int128): 128-bit struct
7715 for testing TLS relocs with non-zero addend.
7716 (v12): New TLS variable.
7718 (t_last): Add check for v12.
7719 * testsuite/tls_test.h (t12): New function.
7720 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7722 2008-08-13 Ian Lance Taylor <iant@google.com>
7724 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7725 set tls_segment_ or relro_segment_.
7726 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7728 * output.h (Output_section::clear_is_relro): New function.
7729 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7730 sections specially even when output_data_ is empty.
7731 (Output_segment::maximum_alignment): When first section is relro,
7732 only force alignment for PT_LOAD segments.
7733 * script.cc (script_data_segment_align): New function.
7734 (script_data_segment_relro_end): New function.
7735 * script-c.h (script_data_segment_align): Declare.
7736 (script_data_segment_relro_end): Declare.
7737 * script-sections.h (class Script_sections): Declare
7738 data_segment_align and data_segment_relro_end. Add fields
7739 segment_align_index_ and saw_relro_end_.
7740 * script-sections.cc (class Sections_element): Add set_is_relro
7741 virtual function. Add new bool* parameter to place_orphan_here.
7742 Add get_output_section virtual function.
7743 (class Output_section_definition): Add set_is_relro. Add new
7744 bool* parameter to place_orphan_here. Add get_output_section.
7745 Add is_relro_ field.
7746 (Output_section_definition::Output_section_definition): Initialize
7747 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7748 and is_relro_ fields.
7749 (Output_section_definition::place_orphan_here): Add is_relro
7751 (Output_section_definition::set_section_addresses): Set relro for
7753 (Output_section_definition::alternate_constraint): Likewise.
7754 (class Orphan_output_section): Add new bool* parameter to
7755 place_orphan_here. Add get_output_section.
7756 (Orphan_output_section::place_orphan_here): Add is_relro
7758 (Script_sections::Script_sections): Initialize
7759 data_segment_align_index_ and saw_relro_end_.
7760 (Script_sections::data_segment_align): New function.
7761 (Script_sections::data_segment_relro_end): New function.
7762 (Script_sections::place_orphan): Set or clear is_relro.
7763 (Script_sections::set_section_addresses): Force alignment of first
7765 * yyscript.y (exp): Call script_data_segment_align and
7766 script_data_segment_relro_end.
7767 * testsuite/relro_script_test.t: New file.
7768 * testsuite/relro_test.cc (using_script): Declare.
7769 (t1, t2): Test using_script.
7770 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7771 (relro_script_test_SOURCES): Define.
7772 (relro_script_test_DEPENDENCIES): Define.
7773 (relro_script_test_LDFLAGS): Define.
7774 (relro_script_test_LDADD): Define.
7775 (relro_script_test.so): New target.
7776 * testsuite/Makefile.in: Rebuild.
7778 2008-08-06 Cary Coutant <ccoutant@google.com>
7780 * archive.cc (Archive::total_archives, Archive::total_members)
7781 (Archive::total_members_loaded): New variables.
7782 (Archive::setup): Add parameter. Add option to preread
7784 (Archive::read_armap): Add counter.
7785 (Archive::get_file_and_offset): New function.
7786 (Archive::get_elf_object_for_member): New function.
7787 (Archive::read_all_symbols): New function.
7788 (Archive::read_symbols): New function.
7789 (Archive::add_symbols): Add counters.
7790 (Archive::include_all_members): Use armap to find members if it's
7792 (Archive::include_member): Skip reading symbols if already read.
7793 Factored code into Archive::get_file_and_offset and
7794 Archive::get_elf_object_for_member. Changed call to
7795 Mapfile::report_include_archive_member.
7796 (Archive::print_stats): New function.
7797 * archive.h: Declare Object and Read_symbols_data classes.
7798 (Archive::Archive): Add initializers for new members.
7799 (Archive::setup): Add parameter.
7800 (Archive::print_stats): New function.
7801 (Archive::total_archives, Archive::total_members)
7802 (Archive::total_members_loaded): New variables.
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::Archive_member): New class.
7808 (Archive::members_): New member.
7809 (Archive::num_members_): New member.
7810 * main.cc: Include archive.h.
7811 (main): Call Archive::print_stats.
7812 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7813 archive parameter; member_name is now the fully-decorated name.
7814 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7815 * options.h: (General_options): Add --preread-archive-symbols option.
7816 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7819 2008-08-04 Ian Lance Taylor <iant@google.com>
7821 * symtab.h (Symbol::use_plt_offset): New function.
7822 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7823 * powerpc.cc (Relocate::relocate): Likewise.
7824 * sparc.cc (Relocate::relocate): Likewise.
7825 * x86_64.cc (Relocate::relocate): Likewise.
7826 * testsuite/weak_plt.sh: New test.
7827 * testsuite/weak_plt_main.cc: New test.
7828 * testsuite/weak_plt_shared.cc: New test.
7829 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7830 (check_PROGRAMS): Add weak_plt.
7831 (check_DATA): Add weak_plt_shared.so.
7832 (weak_plt_main_pic.o, weak_plt): New targets.
7833 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7834 * testsuite/Makefile.in: Rebuild.
7836 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7838 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7839 * testsuite/Makefile.in: Rebuild.
7841 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7843 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7844 * Makefile.in: Regenerate.
7845 * po/POTFILES.in: Regenerate.
7847 2008-07-29 Ian Lance Taylor <iant@google.com>
7849 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7850 symbols before other symbols.
7851 * testsuite/script_test_2.cc (test_addr): Declare.
7852 (test_addr_alias): Declare.
7853 (main): Check that test_addr and test_addr_alias have the right
7855 * testsuite/script_test_2.t: Define test_addr_alias and
7858 2008-07-24 Ian Lance Taylor <iant@google.com>
7861 * descriptors.cc: New file.
7862 * descriptors.h: New file.
7863 * gold-threads.h (class Hold_optional_lock): New class.
7864 * fileread.cc: Include "descriptors.h".
7865 (File_read::~File_read): Release descriptor rather than closing
7867 (File_read::open) [file]: Call open_descriptor rather than open.
7868 Set is_descriptor_opened_.
7869 (File_read::open) [memory]: Assert that descriptor is not open.
7870 (File_read::reopen_descriptor): New function.
7871 (File_read::release): Release descriptor.
7872 (File_read::do_read): Make non-const. Reopen descriptor.
7873 (File_read::read): Make non-const.
7874 (File_read::make_view): Reopen descriptor.
7875 (File_read::do_readv): Likewise.
7876 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7877 Update declarations.
7878 * layout.cc: Include "descriptors.h".
7879 (Layout::create_build_id): Use open_descriptor rather than open.
7880 * output.cc: Include "descriptors.h".
7881 (Output_file::open): Use open_descriptor rather than open.
7882 * archive.cc (Archive::const_iterator): Change Archive to be
7884 (Archive::begin, Archive::end): Make non-const.
7885 (Archive::count_members): Likewise.
7886 * archive.h (class Archive): Update declarations.
7887 * object.h (Object::read): Make non-const.
7888 * Makefile.am (CCFILES): Add descriptors.cc.
7889 (HFILES): Add descriptors.h.
7890 * Makefile.in: Rebuild.
7893 * gold.h: Always include <clocale>. Add Solaris workarounds
7894 following code in binutils/sysdep.h.
7897 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7898 this->eh_frame_hdr_ is NULL before using it.
7900 * dynobj.cc (Versions::Versions): Update comment.
7902 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7903 the base version name.
7905 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7906 array size plus one.
7907 (Stringpool_template::set_string_offsets): Subtract one from key
7908 before using it as an array index.
7909 (Stringpool_template::get_offset_with_length): Likewise.
7910 (Stringpool_template::write_to_buffer): Likewise.
7911 * stringpool.h (Stringpool_template::get_offset_from_key):
7914 2008-07-23 Ian Lance Taylor <iant@google.com>
7917 * object.h (Merged_symbol_value::value): Do our best to handle a
7921 * script.cc (Version_script_info::get_versions): Don't add empty
7922 version tag to return value.
7923 (Version_script_info::get_symbol_version_helper): Change return
7924 type to bool. Add pversion parameter. Change all callers.
7925 (script_register_vers_node): Don't require a non-NULL tag.
7926 * script.h (class Version_script_info): Update declarations.
7927 (Version_script_info::get_symbol_version): Change return type to
7928 bool. Add version parameter. Change all callers.
7929 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7930 handling. Handle an empty version from a version script.
7931 (Symbol_table::define_special_symbol): Likewise.
7932 * testsuite/ver_test_10.script: New file.
7933 * testsuite/ver_test_10.sh: New file.
7934 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7935 (check_DATA): Add ver_test_10.syms.
7936 (ver_test_10.syms, ver_test_10.so): New target.
7937 * testsuite/Makefile.in: Rebuild.
7939 2008-07-23 Simon Baldwin <simonb@google.com>
7941 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7942 to zero for undefined symbols from dynamic libraries.
7944 2008-07-23 Ian Lance Taylor <iant@google.com>
7946 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7948 * symtab.h (class Symbol_table): Update declaration.
7949 * testsuite/ver_test_9.cc: New file.
7950 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7951 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7952 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7953 (ver_test_9.so, ver_test_9.o): New targets.
7954 * testsuite/Makefile.in: Rebuild.
7956 2008-07-22 Ian Lance Taylor <iant@google.com>
7958 * options.h (class General_options): Define --check-sections.
7959 * layout.cc (Layout::set_segment_offsets): Handle
7962 * options.h (class General_options): Define -n/--nmagic and
7964 * options.cc (General_options::finalize): For -n/--nmagic or
7965 -N/--omagic, set -static.
7966 * layout.cc (Layout::attach_allocated_section_to_segment): If
7967 -N/--omagic, don't put read-only and read-write sections in
7969 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7970 finding a read-only segment.
7971 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7972 don't set the minimum segment alignment to the common page size,
7973 and don't set the file offset to the address modulo the page size.
7974 * script-sections.cc (Script_sections::create_segments): If
7975 -n/--omagic, don't put read-only and read-write sections in
7978 * cref.cc: New file.
7980 * options.h (class General_options): Add --print-symbol-counts.
7981 * main.cc (main): Issue defined symbol report if requested.
7982 * archive.cc (Archive::interpret_header): Make into a const member
7984 (Archive::add_symbols): Call Input_objects::archive_start and
7986 (Archive::const_iterator): Define new class.
7987 (Archive::begin, Archive::end): New functions.
7988 (Archive::include_all_members): Rewrite to use iterator.
7989 (Archive::count_members): New function.
7990 * archive.h (class Archive): Update declarations.
7991 (Archive::filename): New function.
7992 * object.cc: Include "cref.h".
7993 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7994 (Sized_relobj::do_get_global_symbol_counts): New function.
7995 (Input_objects::add_object): Add object to cross-referencer.
7996 (Input_objects::archive_start): New function.
7997 (Input_objects::archive_stop): New function.
7998 (Input_objects::print_symbol_counts): New function.
7999 * object.h: Declare Cref and Archive.
8000 (Object::get_global_symbol_counts): New function.
8001 (Object::do_get_global_symbol_counts): New pure virtual function.
8002 (class Sized_relobj): Add defined_count_ field. Update
8004 (class Input_objects): Add cref_ field. Update constructor.
8005 Update declarations.
8006 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8008 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8010 (Sized_dynobj::do_get_global_symbol_counts): New function.
8011 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8012 defined_count_. Update declarations. Define Symbols typedef.
8013 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8014 parameter. Change all callers.
8015 (Symbol_table::add_from_dynobj): Add sympointers and defined
8016 parameters. Change all callers.
8017 * symtab.h (class Symbol_table): Update declarations.
8018 * Makefile.am (CCFILES): Add cref.cc.
8019 (HFILES): Add cref.h.
8020 * Makefile.in: Rebuild.
8022 2008-07-22 Simon Baldwin <simonb@google.com>
8024 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8025 to zero when writing undefined symbols.
8027 2008-07-22 Ian Lance Taylor <iant@google.com>
8029 * output.cc (Output_section::add_input_section): Don't try to
8030 merge empty merge sections.
8032 2008-07-21 Craig Silverstein <csilvers@google.com>
8034 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8035 Include symbol version in error message.
8037 2008-07-20 Chris Demetriou <cgd@google.com>
8039 * configure.ac (gold_cv_c_random_seed): New configured variable.
8040 (RANDOM_SEED_CFLAGS): New substituted variable.
8041 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8042 * configure: Rebuild.
8043 * Makefile.in: Likewise.
8044 * testsuite/Makefile.in: Likewise.
8046 2008-07-18 Ian Lance Taylor <iant@google.com>
8048 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8049 where we see NAME/NULL and NAME/VERSION as separate symbols.
8050 * testsuite/ver_test_main.cc (main): Call t4.
8051 (t4, t4_2a): Define.
8052 * testsuite/ver_test_2.cc (t4_2): Define.
8053 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8054 * testsuite/ver_test_4.cc (t4_2a): Define.
8055 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8056 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8058 2008-07-17 Ian Lance Taylor <iant@google.com>
8060 * dynobj.cc (Versions::add_def): If we give an error about a
8061 missing version, go ahead and create the version anyhow.
8063 2008-07-10 Ian Lance Taylor <iant@google.com>
8065 Handle output sections with more than 0x7fffffff bytes.
8066 * object.h (class Relobj): Change map_to_output_ to
8067 output_sections_, and just keep a section pointer. Change all
8068 uses. Move comdat group support to Sized_relobj.
8069 (Relobj::is_section_specially_mapped): Remove.
8070 (Relobj::output_section): Remove poff parameter. Change all
8072 (Relobj::output_section_offset): New function.
8073 (Relobj::set_section_offset): Rewrite.
8074 (Relobj::map_to_output): Remove.
8075 (Relobj::output_sections): New function.
8076 (Relobj::do_output_section_offset): New pure virtual function.
8077 (Relobj::do_set_section_offset): Likewise.
8078 (class Sized_relobj): Add section_offsets_ field. Add comdat
8079 group support from Relobj. Update declarations.
8080 (Sized_relobj::get_output_section_offset): New function.
8081 (Sized_relobj::do_output_section_offset): New function.
8082 (Sized_relobj::do_set_section_offset): New function.
8083 * object.cc (Relobj::output_section_address): Remove.
8084 (Sized_relobj::Sized_relobj): Initialize new fields.
8085 (Sized_relobj::include_section_group): Cast find_kept_object to
8087 (Sized_relobj::include_linkonce_section): Likewise.
8088 (Sized_relobj::do_layout): Use separate arrays for output section
8090 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8092 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8093 output_sections and section_offsets.
8094 (Sized_relobj::write_local_symbols): Likewise.
8095 (map_to_kept_section): Compute output address directly.
8096 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8097 output_sections and section_offsets.
8098 (Sized_relobj::write_sections): Likewise.
8099 (Sized_relobj::relocate_sections): Likewise.
8100 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8101 * output.h (class Output_reloc): Update declarations. Change
8102 u2_.relobj to Sized_relobj*.
8103 (class Output_data_reloc): Change add functions to use
8105 * output.cc (Output_reloc::Output_reloc): Change relobj to
8107 (Output_reloc::local_section_offset): Change return type to
8108 Elf_Addr. Use get_output_section_offset.
8109 (Output_reloc::get_address): Likewise.
8110 (Output_section::is_input_address_mapped): Don't call
8111 is_section_specially_mapped.
8112 (Output_section::output_offset): Likewise.
8113 (Output_section::output_address): Likewise.
8114 (Output_section::starting_output_address): Likewise.
8115 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8116 parameter to Sized_relobj*.
8117 (Copy_relocs::need_copy_reloc): Likewise.
8118 (Copy_relocs::save): Likewise.
8119 * copy-relocs.h (class Copy_relocs): Update declarations.
8120 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8121 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8122 * target-reloc.h (relocate_for_relocatable): Change
8123 offset_in_output_section type to Elf_Addr. Change code that uses
8125 * layout.cc (Layout::layout): Always set *off.
8126 * mapfile.cc (Mapfile::print_input_section): Use
8127 output_section_offset.
8128 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8130 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8131 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8132 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8134 2008-07-03 Ian Lance Taylor <iant@google.com>
8136 * layout.cc (Layout::include_section): Do not discard unrecognized
8137 SHT_STRTAB sections.
8139 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8141 * script.cc (Lex::can_continue_name): Make '?' allowable in
8142 version-script names.
8143 * testsuite/version_script.map: Change glob pattern to use '?'
8145 2008-06-30 Manish Singh <yosh@gimp.org>
8148 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8151 2008-06-30 Ian Lance Taylor <iant@google.com>
8155 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8156 versions]: Don't try to read the value in the contents, since we
8157 don't use it. Use the template endianness when writing.
8159 2008-06-25 Cary Coutant <ccoutant@google.com>
8161 * fileread.cc (File_read::make_view): Assert on zero-length view.
8162 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8163 symbol table when there are no symbols to read.
8165 2008-06-23 Craig Silverstein <csilvers@google.com>
8167 * version.cc (version_string): Bump to 1.7
8169 2008-06-18 Craig Silverstein <csilvers@google.com>
8171 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8172 constant 0xFFFF to type Valtype.
8173 (Powerpc_relocate_functions::rel16_ha): Likewise.
8175 2008-06-17 Ian Lance Taylor <iant@google.com>
8177 * output.h (Output_section::Input_section): Initialize p2align_ to
8178 zero for Output_section_data constructors.
8179 (Output_section::Input_section::addralign): If not an input
8180 section, return the alignment of the Output_section_data.
8181 * testsuite/copy_test.cc: New file.
8182 * testsuite/copy_test_1.cc: New file.
8183 * testsuite/copy_test_2.cc: New file.
8184 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8185 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8186 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8187 (copy_test_1_pic.o, copy_test_1.so): New targets.
8188 (copy_test_2_pic.o, copy_test_2.so): New targets.
8189 * testsuite/Makefile.in: Rebuild.
8191 * script-sections.cc (Script_sections::place_orphan): Initialize
8192 local variable exact.
8194 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8196 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8198 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8199 David S. Miller <davem@davemloft.net>
8201 * powerpc.cc: New file.
8202 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8203 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8204 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8205 * Makefile.in: Rebuild.
8207 2008-06-09 Ian Lance Taylor <iant@google.com>
8209 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8211 (throwing, orig_terminate): New static variables.
8212 (terminate_handler): New static function.
8213 (t2): Set terminate handler.
8215 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8218 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8221 2008-05-30 Cary Coutant <ccoutant@google.com>
8223 * archive.cc (Archive::include_all_members) Correct to step
8224 over symbol table and extended name table in thin archives.
8226 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8229 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8232 2008-05-28 Caleb Howe <cshowe@google.com>
8234 * reduced_debug_output.cc: New file.
8235 * reduced_debug_output.h: New file.
8236 * options.h (class General_options): Add --strip-debug-non-line.
8237 * options.cc (General_options::finalize): Add strip_debug_non_line
8238 to the strip heirarchy.
8239 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8241 * layout.cc: Include "reduced_debug_output.h".
8242 (Layout::Layout): Initialize new fields.
8243 (line_only_debug_sections): New static array.
8244 (is_lines_only_debug_sections): New static inline function.
8245 (Layout::include_section): Handle --strip-debug-non-line.
8246 (Layout::make_output_section): If --strip-debug-non-line, build
8247 new output sections for .debug_abbrev and .debug_info.
8248 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8249 gold. Warn about possible overflow.
8250 (read_signed_LEB_128): Likewise.
8251 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8252 (read_signed_LEB_128): Declare.
8253 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8254 (HFILES): Add reduced_debug_output.h.
8255 * Makefile.in: Rebuild.
8257 2008-05-21 Ian Lance Taylor <iant@google.com>
8259 * mapfile.cc: New file.
8260 * mapfile.h: New file.
8261 * options.h (class General_options): Add -M/--print-map and -Map.
8262 * options.cc (General_options::finalize): Make -M equivalent to
8264 * main.cc: Include <cstdio> and "mapfile.h".
8265 (main): Open mapfile if requested.
8266 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8267 constructor. Change caller.
8268 (queue_initial_tasks): Add mapfile parameter. Change caller.
8269 (queue_middle_tasks): Likewise.
8270 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8272 * archive.cc: Include "mapfile.h".
8273 (Archive::add_symbols): Add mapfile parameter. Change all
8274 callers. Pass mapfile, symbol, and reason to include_member.
8275 (Archive::include_all_members): Add mapfile parameter. Change all
8277 (Archive::include_member): Add mapfile, sym, and why parameters.
8278 Change all callers. Report inclusion to map file.
8279 * archive.h: Include "fileread.h".
8280 (class Archive): Update declarations.
8281 (Archive::file): New const method.
8282 (class Add_archive_symbols): Add mapfile_ field. Update
8283 constructor. Change all callers.
8284 * readsyms.h (class Read_symbols): Likewise.
8285 (class Finish_group): Likewise.
8286 (class Read_script): Likewise.
8287 * common.cc: Include "mapfile.h".
8288 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8290 (Symbol_table::do_allocate_commons): Likewise.
8291 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8292 symbol allocation to mapfile.
8293 * common.h (class Allocate_commons_task): Add mapfile_ field.
8294 Update constructor. Change all callers.
8295 * symtab.h (class Symbol_table): Update declarations.
8296 * layout.cc: Include "mapfile.h".
8297 (Layout_task_runner::run): Print information to mapfile.
8298 (Layout::create_gold_note): Change Output_data_fixed_space to
8299 Output_data_zero_fill.
8300 (Layout::create_build_id): Likewise.
8301 (Layout::print_to_mapfile): New function.
8302 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8303 constructor. Change caller.
8304 (class Layout): Declare print_to_mapfile.
8305 * output.cc (Output_section::Input_section::print_to_mapfile): New
8307 (Output_section::add_input_section): If producing a map, always
8308 add to input_sections_ list.
8309 (Output_section::do_print_to_mapfile): New function.
8310 (Output_segment::print_sections_to_mapfile): New function.
8311 (Output_segment::print_section_list_to_mapfile): New function.
8312 * output.h: Include "mapfile.h".
8313 (Output_data::print_to_mapfile): New function.
8314 (Output_data::do_print_to_mapfile): New virtual function.
8315 (Output_segment_headers::do_print_to_mapfile): New function.
8316 (Output_file_header::do_print_to_mapfile): New function.
8317 (Output_data_const::do_print_to_mapfile): New function.
8318 (class Output_data_const_buffer): Add map_name_ field. Update
8319 constructor. Change all callers. Add do_print_to_mapfile
8321 (class Output_data_fixed_space): Likewise.
8322 (class Output_data_space): Likewise.
8323 (class Output_data_zero_fill): New class.
8324 (Output_data_strtab::do_print_to_mapfile): New function.
8325 (Output_data_reloc_base::do_print_to_mapfile): New function.
8326 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8327 (Output_data_group::do_print_to_mapfile): New function.
8328 (Output_data_got::do_print_to_mapfile): New function.
8329 (Output_data_dynamic::do_print_to_mapfile): New function.
8330 (Output_symtab_xindex::do_print_to_mapfile): New function.
8331 (class Output_section): Declare do_print_to_mapflie. Declare
8332 print_to_mapfile in Input_section.
8333 (class Output_segment): Declare new functions.
8334 * object.h (Sized_relobj::symbol_count): New function.
8335 * script-sections.cc
8336 (Output_section_element_dot_assignment::set_section_addresses):
8337 Change Output_data_fixed_space to Output_data_zero_fill.
8338 (Output_data_expression::do_print_to_mapfile): New function.
8339 * script.cc (read_input_script): Add mapfile parameter. Change
8341 * script.h (read_input_script): Update declaration.
8342 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8343 (Eh_frame::do_print_to_mapfile): New function.
8344 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8345 (Output_merge_string::do_print_to_mapfile): New function.
8346 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8348 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8350 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8352 * Makefile.am (CCFILES): Add mapfile.cc.
8353 (HFILES): Add mapfile.h.
8354 * Makefile.in: Rebuild.
8356 2008-05-19 Ian Lance Taylor <iant@google.com>
8358 * options.h (class General_options): Add -z relro.
8359 * layout.cc (Layout::Layout): Initialize relro_segment_.
8360 (Layout::add_output_section_data): Return the output section.
8361 (Layout::make_output_section): Rcognize relro sections and mark
8363 (Layout::attach_allocated_section_to_segment): Put relro sections
8364 in a PT_GNU_RELRO segment.
8365 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8367 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8369 (Layout::linkonce_mapping): Map d.rel.ro.local to
8371 (Layout::output_section_name): Us .data.rel.ro.local for any
8372 section which begins with that.
8373 * layout.h (class Layout): Update add_output_section_data
8374 declaration. Add relro_segment_ field.
8375 * output.cc (Output_section::Output_section): Initialize is_relro_
8376 and is_relro_local_ fields.
8377 (Output_segment::add_output_section): Group relro sections.
8378 (Output_segment::is_first_section_relro): New function.
8379 (Output_segment::maximum_alignment): If there is a relro section,
8380 align the segment to the common page size.
8381 (Output_segment::set_section_addresses): Track whether we are
8382 looking at relro sections. If the last section is a relro
8383 section, align to the common page size.
8384 (Output_segment::set_section_list_addresses): Add in_relro
8385 parameter. Change all callers. Align to the page size when
8386 moving from relro to non-relro section.
8387 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8389 * output.h (class Output_section): Add is_relro_ and
8390 is_relro_local_ fields.
8391 (Output_section::is_relro): New function.
8392 (Output_section::set_is_relro): New function.
8393 (Output_section::is_relro_local): New function.
8394 (Output_section::set_is_relro_local): New function.
8395 (class Output_segment): Update declarations.
8396 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8397 * sparc.cc (Target_sparc::got_section): Likewise.
8398 * x86_64.cc (Target_x86_64::got_section): Likewise.
8399 * testsuite/relro_test_main.cc: New file.
8400 * testsuite/relro_test.cc: New file.
8401 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8402 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8403 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8404 (relro_test.so, relro_test_pic.o): New targets.
8405 * testsuite/Makefile.in: Rebuild.
8407 2008-05-16 Ian Lance Taylor <iant@google.com>
8409 * output.cc (Output_segment::add_output_section): Remove front
8411 * output.h (class Output_segment): Remove
8412 add_initial_output_section and overloaded add_output_section.
8413 Update declaration of remaining add_output_section.
8414 * layout.cc (Layout::create_interp): Call add_output_section
8415 rather than add_initial_output_section.
8416 (Layout::finish_dynamic_section): Likewise.
8418 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8419 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8420 know the dynamic type.
8421 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8422 field. Initialize it in constructor.
8423 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8424 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8425 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8428 * output.cc (Output_reloc::get_address): Change return type to
8430 * output.h (class Output_reloc): Update get_address declaration.
8431 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8432 for section addresses.
8434 2008-05-09 Ian Lance Taylor <iant@google.com>
8437 * gold.cc (gold_nomem): Use return value of write.
8439 2008-05-08 Ian Lance Taylor <iant@google.com>
8441 * symtab.c (Symbol::init_base_output_data): Add version
8442 parameter. Change all callers.
8443 (Symbol::init_base_output_segment): Likewise.
8444 (Symbol::init_base_constant): Likewise.
8445 (Symbol::init_base_undefined): Likewise.
8446 (Sized_symbol::init_output_data): Likewise.
8447 (Sized_symbol::init_output_segment): Likewise.
8448 (Sized_symbol::init_constant): Likewise.
8449 (Sized_symbol::init_undefined): Likewise.
8450 (Symbol_table::do_define_in_output_data): If the new symbol has a
8451 version, mark it as the default.
8452 (Symbol_table::do_define_in_output_segment): Likewise.
8453 (Symbol_table::do_define_as_constant): Likewise.
8454 * symtab.h (class Symbol): Update declarations.
8455 (class Sized_symbol): Likewise.
8456 * resolve.cc (Symbol::override_version): New function.
8457 (Symbol::override_base): Call override_version.
8458 (Symbol::override_base_with_special): Likewise.
8459 * testsuite/ver_script_8.script: New file.
8460 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8461 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8462 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8463 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8465 2008-05-06 Ian Lance Taylor <iant@google.com>
8468 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8470 (class General_options): Remove existing --undefined, and add
8471 --no-undefined instead. Add new --undefined as synonym for -u.
8472 * archive.cc (Archive::add_symbols): Check whether symbol was
8474 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8475 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8476 all uses. Add IS_UNDEFINED. Update declarations to split
8477 different versions of init_base. Declare init_base_undefined.
8478 (Symbol::is_defined): Handle IS_UNDEFINED.
8479 (Symbol::is_undefined): Likewise.
8480 (Symbol::is_weak_undefined): Call is_undefined.
8481 (Symbol::is_absolute): Handle IS_CONSTANT.
8482 (class Sized_symbol): Update declarations to split different
8483 versions of init. Declare init_undefined.
8484 (class Symbol_table): Declare new functions.
8485 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8487 (Symbol::init_base_output_data): Likewise.
8488 (Symbol::init_base_output_segment): Likewise.
8489 (Symbol::init_base_constant): Likewise.
8490 (Symbol::init_base_undefined): New function.
8491 (Sized_symbol::init_object): Rename from init. Change all
8493 (Sized_symbol::init_output_data): Likewise.
8494 (Sized_symbol::init_output_segment): Likewise.
8495 (Sized_symbol::init_constant): Likewise.
8496 (Sized_symbol::init_undefined): New function.
8497 (Symbol_table::add_undefined_symbols_from_command_line): New
8499 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8501 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8502 (Symbol::output_section): Likewise.
8503 (Symbol::set_output_section): Likewise.
8504 (Symbol_table::sized_finalize_symbol): Likewise.
8505 (Symbol_table::sized_write_globals): Likewise.
8506 * resolve.cc (Symbol_table::should_override): Likewise.
8507 (Symbol::override_base_with_special): Likewise.
8509 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8510 symbol, change it to have default visibility.
8511 * testsuite/protected_1.cc: New file.
8512 * testsuite/protected_2.cc: New file.
8513 * testsuite/protected_3.cc: New file.
8514 * testsuite/protected_main_1.cc: New file.
8515 * testsuite/protected_main_2.cc: New file.
8516 * testsuite/protected_main_3.cc: New file.
8517 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8518 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8519 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8520 (protected_1.so): New target.
8521 (protected_1_pic.o, protected_2_pic.o): New targets.
8522 (protected_3_pic.o): New target.
8523 (check_PROGRAMS): Add protected_2.
8524 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8525 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8526 * testsuite/Makefile.in: Rebuild.
8528 * options.h (DEFINE_var): Add set_user_set_##varname__.
8529 (DEFINE_bool_alias): New macro.
8530 (class General_options): Define -Bstatic using DEFINE_bool_alias
8531 rather than DEFINE_special. Add --undefined as an alias for -z
8533 * options.cc (General_options::parse_Bstatic): Remove.
8535 * options.h (class General_options): Add --fatal-warnings.
8536 * main.cc (main): Implement --fatal-warnings.
8537 * errors.h (Errors::warning_count): New function.
8539 * options.h (class General_options): Add -Bsymbolic-functions.
8540 * symtab.h (Symbol::is_preemptible): Check for
8541 -Bsymbolic-functions.
8543 2008-05-05 Ian Lance Taylor <iant@google.com>
8545 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8546 as noVARNAME rather than no-VARNAME.
8547 (class General_options): Add option -z combreloc.
8548 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8550 (Output_reloc::sort_before) [SHT_REL]: New function.
8551 (Output_reloc::sort_before) [SHT_RELA]: New function.
8552 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8553 Sort_relocs_comparison.
8554 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8555 parameter. Change all callers.
8556 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8557 sort_relocs parameter. Change all callers.
8558 * output.cc (Output_reloc::get_address): New function, broken out
8560 (Output_reloc::write_rel): Call it.
8561 (Output_reloc::compare): New function.
8562 (Output_data_reloc_base::do_write): Optionally sort relocs.
8564 * configure.ac: If targ_extra_obj is set, link it in.
8565 * configure.tgt: Initialize all variables.
8566 (x86_64*): Set targ_extra_obj and targ_extra_size.
8567 * configure: Rebuild.
8569 * object.cc (Sized_relobj::include_section_group): Adjust section
8570 indexes read from group data. Build vector to pass to
8572 * layout.cc (Layout::layout_group): Add flags and shndxes
8573 parameters. Remove contents parameter. Change caller. Update
8574 explicit instantiations.
8575 * layout.h (class Layout): Update layout_group declaration.
8576 * output.cc (Output_data_group::Output_data_group): Add flags and
8577 input_shndxes parameters. Remove contents parameter. Change
8579 (Output_data_group::do_write): Change input_sections_ to
8581 * output.h (class Output_data_group): Update constructor
8582 declaration. Rename input_sections_ to input_shndxes_.
8583 * testsuite/many_sections_test.cc: Add template.
8585 2008-04-30 Cary Coutant <ccoutant@google.com>
8587 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8589 * layout.cc (Layout::include_section): Refactored check for debug
8591 (Layout::add_comdat): Add new parameters. Change type
8592 of signature parameter. Add object and shndx to signatures table.
8593 (Layout::find_kept_object): New function.
8594 * layout.h: Include <cstring>.
8595 (Layout::is_debug_info_section): New function.
8596 (Layout::add_comdat): Add new parameters.
8597 (Layout::find_kept_object): New function.
8598 (Layout::Kept_section): New struct.
8599 (Layout::Signatures): Change type of map range.
8600 * object.cc (Relobj::output_section_address): New function.
8601 (Sized_relobj::include_section_group): Add new parameters. Change
8602 calls to Layout::add_comdat. Change to build table of kept comdat
8603 groups and table mapping discarded sections to kept sections.
8604 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8605 (Sized_relobj::do_layout): Change calls to include_section_group and
8606 include_linkonce_section.
8607 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8608 value to zero when section is discarded.
8609 (Sized_relobj::map_to_kept_section): New function.
8610 * object.h (Relobj::output_section_address): New function.
8611 (Relobj::Comdat_group): New type.
8612 (Relobj::find_comdat_group): New function.
8613 (Relobj::Comdat_group_table): New type.
8614 (Relobj::Kept_comdat_section): New type.
8615 (Relobj::Kept_comdat_section_table): New type.
8616 (Relobj::add_comdat_group): New function.
8617 (Relobj::set_kept_comdat_section): New function.
8618 (Relobj::get_kept_comdat_section): New function.
8619 (Relobj::comdat_groups_): New field.
8620 (Relobj::kept_comdat_sections_): New field.
8621 (Symbol_value::input_value): Update comment.
8622 (Sized_relobj::map_to_kept_section) New function.
8623 (Sized_relobj::include_linkonce_section): Add new parameter.
8624 * target-reloc.h (Comdat_behavior): New type.
8625 (get_comdat_behavior): New function.
8626 (relocate_section): Add code to map a discarded section to the
8627 corresponding kept section when applying a relocation.
8629 2008-04-30 Craig Silverstein <csilvers@google.com>
8631 * dwarf_reader.cc (next_generation_count): New static var.
8632 (Addr2line_cache_entry): New struct.
8633 (addr2line_cache): New static var.
8634 (Dwarf_line_info::one_addr2line): Added caching.
8635 (Dwarf_line_info::clear_addr2line_cache): New function.
8636 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8637 cache-size parameter.
8638 (Dwarf_line_info::one_addr2line_cache): New function.
8639 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8640 new cache-size argument to one_addr2line(), and clear cache.
8642 2008-04-28 Cary Coutant <ccoutant@google.com>
8644 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8645 R_386_PC8 relocations.
8647 2008-04-23 Ian Lance Taylor <iant@google.com>
8649 * object.cc (Sized_relobj::include_section_group): Check for
8650 invalid section group.
8652 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8655 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8656 than read for file header.
8657 * archive.cc (Archive::include_member): Likewise.
8659 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8661 * aclocal.m4: Regenerate.
8662 * configure: Regenerate.
8664 2008-04-19 Ian Lance Taylor <iant@google.com>
8666 * version.cc (version_string): Bump to 1.6.
8668 * testsuite/Makefile.am (many_sections_r_test): New target.
8669 (many_sections_r_test_SOURCES): Remove.
8670 (many_sections_r_test_DEPENDENCIES): Remove.
8671 (many_sections_r_test_LDFLAGS): Remove.
8672 (many_sections_r_test_LDADD): Remove.
8674 * object.cc (Sized_relobj::do_add_symbols): Always pass
8675 local_symbol_count_ to add_from_relobj.
8677 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8678 every thousand variables.
8679 * testsuite/Makefile.in: Rebuild.
8681 * object.cc (Xindex::initialize_symtab_xindex): New function.
8682 (Xindex::read_symtab_xindex): New function.
8683 (Xindex::sym_xindex_to_shndx): New function.
8684 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8686 (Sized_relobj::do_initialize_xindex): New function.
8687 (Sized_relobj::do_read_symbols): Adjust section links.
8688 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8689 parameter. Change all callers.
8690 (Sized_relobj::include_section_group): Adjust section links and
8691 symbol section indexes.
8692 (Sized_relobj::do_layout): Adjust section links.
8693 (Sized_relobj::do_count_local_symbols): Adjust section links and
8694 symbol section indexes.
8695 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8696 ordinary and special symbols.
8697 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8698 dynsym_xindex parameters. Change all callers. Adjust section
8699 links. Use SHN_XINDEX when needed.
8700 (Sized_relobj::get_symbol_location_info): Adjust section links.
8701 Don't get fooled by special symbols.
8702 * object.h (class Xindex): Define.
8703 (class Object): Add xindex_ parameter. Declare virtual functoin
8704 do_initialize_xindex.
8705 (Object::adjust_sym_shndx): New function.
8706 (Object::set_xindex): New protected function.
8707 (class Symbol_value): Add is_ordinary_shndx_ field.
8708 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8709 (Symbol_value::value): Assert ordinary section.
8710 (Symbol_value::initialize_input_to_output_map): Likewise.
8711 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8713 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8715 (class Sized_relobj): Update declarations.
8716 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8717 parameter. Change all callers.
8718 (Sized_relobj::adjust_shndx): New function.
8719 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8721 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8722 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8723 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8724 (Sized_dynobj::read_dynsym_section): Adjust section links.
8725 (Sized_dynobj::read_dynamic): Likewise.
8726 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8728 (Sized_dynobj::do_initialize_xindex): New function.
8729 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8730 do_initialize_xindex.
8731 (Sized_dynobj::adjust_shndx): New function.
8732 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8733 dynsym_xindex_ fields.
8734 (Layout::finalize): Add a call to set_section_indexes before
8735 creating the symtab sections.
8736 (Layout::set_section_indexes): Don't do anything if the section
8737 already has a section index.
8738 (Layout::create_symtab_sections): Add shnum parameter. Change
8739 caller. Create .symtab_shndx section if needed.
8740 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8742 (Layout::allocated_output_section_count): New function.
8743 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8745 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8746 fields. Update declarations.
8747 (Layout::symtab_xindex): New function.
8748 (Layout::dynsym_xindex): New function.
8749 (class Write_symbols_task): Add layout_ field.
8750 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8752 * output.cc (Output_section_headers::Output_section_headers): Add
8753 shstrtab_section parameter. Change all callers.
8754 (Output_section_headers::do_sized_write): Store overflow values
8755 for section count and section string table section index in
8756 section header zero.
8757 (Output_file_header::do_sized_write): Check for overflow of
8758 section count and section string table section index.
8759 (Output_symtab_xindex::do_write): New function.
8760 (Output_symtab_xindex::endian_do_write): New function.
8761 * output.h (class Output_section_headers): Add shstrtab_section_.
8762 Update declarations.
8763 (class Output_symtab_xindex): Define.
8764 (Output_section::has_out_shndx): New function.
8765 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8767 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8769 (Sized_symbol::init): Likewise.
8770 (Symbol::output_section): Check for ordinary symbol.
8771 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8772 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8774 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8775 Change all callers. Simplify handling of symbols from sections
8776 not included in the link.
8777 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8779 (Weak_alias_sorter::operator()): Assert that symbols are
8781 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8783 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8784 parameters. Change all callers.
8785 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8786 symbol distinction. Use SHN_XINDEX when needed.
8787 (Symbol_table::write_section_symbol): Add symtab_xindex
8788 parameter. Change all callers.
8789 (Symbol_table::sized_write_section_symbol): Likewise. Use
8790 SHN_XINDEX when needed.
8791 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8793 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8794 (Symbol::is_defined): Check is_ordinary.
8795 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8796 (Symbol::is_absolute, Symbol::is_common): Likewise.
8797 (class Sized_symbol): Update declarations.
8798 (class Symbol_table): Update declarations.
8799 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8800 parameters. Change all callers.
8801 (Sized_symbol::override): Likewise.
8802 (Symbol_table::override): Likewise.
8803 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8804 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8805 is_ordinary, and orig_st_shndx parameters. Change all callers.
8806 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8807 to be in an ordinary section.
8808 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8809 object and is_ordinary parameters. Change all callers.
8810 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8811 Change all callers. Don't add undefined or non-ordinary symbols
8813 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8815 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8817 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8818 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8819 (Sized_relobj::relocate_sections): Likewise.
8820 * target-reloc.h (scan_relocs): Adjust section symbol index.
8821 (scan_relocatable_relocs): Likewise.
8822 * i386.cc (Scan::local): Check for ordinary symbols.
8823 * sparc.cc (Scan::local): Likewise.
8824 * x86_64.cc (Scan::local): Likewise.
8825 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8826 to symbol_section_and_value.
8827 * testsuite/many_sections_test.cc: New file.
8828 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8829 (check_PROGRAMS): Add many_sections_test.
8830 (many_sections_test_SOURCES): Define.
8831 (many_sections_test_DEPENDENCIES): Define.
8832 (many_sections_test_LDFLAGS): Define.
8833 (BUILT_SOURCES): Add many_sections_define.h.
8834 (many_sections_define.h): New target.
8835 (BUILT_SOURCES): Add many_sections_check.h.
8836 (many_sections_check.h): New target.
8837 (check_PROGRAMS): Add many_sections_r_test.
8838 (many_sections_r_test_SOURCES): Define.
8839 (many_sections_r_test_DEPENDENCIES): Define.
8840 (many_sections_r_test_LDFLAGS): Define.
8841 (many_sections_r_test_LDADD): Define.
8842 (many_sections_r_test.o): New target.
8843 * testsuite/Makefile.in: Rebuild.
8845 2008-04-17 Cary Coutant <ccoutant@google.com>
8847 * errors.cc (Errors::info): New function.
8848 (gold_info): New function.
8849 * errors.h (Errors::info): New function.
8850 * gold.h (gold_info): New function.
8851 * object.cc (Input_objects::add_object): Print trace output.
8852 * options.cc (options::parse_set): New function.
8853 (General_options::parse_wrap): Deleted.
8854 (General_options::General_options): Deleted initializer.
8855 * options.h (options::String_set): New typedef.
8856 (options::parse_set): New function.
8857 (DEFINE_set): New macro.
8858 (General_options::wrap): Changed to use DEFINE_set. Changed
8859 callers of any_wrap_symbols and is_wrap_symbol.
8860 (General_options::trace, General_options::trace_symbol):
8862 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8863 (General_options::wrap_symbols_): Deleted.
8864 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8866 2008-04-17 David S. Miller <davem@davemloft.net>
8868 * options.cc (General_options::parse_V): New function.
8869 * options.h: Add entries for -V and -Qy.
8871 2008-04-17 Ian Lance Taylor <iant@google.com>
8873 * common.cc (Symbol_table::allocate_commons): Remove options
8874 parameter. Change caller.
8875 (Symbol_table::do_allocate_commons): Remove options parameter.
8876 Change caller. Just call do_allocate_commons_list twice.
8877 (Symbol_table::do_allocate_commons_list): New function, broken out
8878 of do_allocate_commons.
8879 * common.h (class Allocate_commons_task): Remove options_ field.
8881 * symtab.cc (Symbol_table::Symbol_table): Initialize
8883 (Symbol_table::add_from_object): Put TLS common symbols on
8885 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8886 which are IN_OUTPUT_DATA.
8887 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8888 allocate_commons and do_allocate_commons declarations. Declare
8889 do_allocate_commons_list.
8890 * gold.cc (queue_middle_tasks): Update creation of
8891 Allocate_commons_task to not pass options.
8892 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8893 (TLS_TEST_C_FLAGS): New variable.
8894 (tls_test_c_pic.o): New target.
8895 (tls_test_shared.so): Link in tls_test_c_pic.o.
8896 (tls_test_c_pic_ie.o): New target.
8897 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8898 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8899 (tls_test_c.o): New target.
8900 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8901 (tls_pic_test_LDADD): Likewise.
8902 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8903 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8904 (tls_test_c_gnu2.o): New target.
8905 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8907 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8908 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8909 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8910 * testsuite/tls_test.cc: Include "config.h".
8911 (t_last): Call t11_last.
8912 * testsuite/tls_test.h (t11, t11_last): Declare.
8913 * testsuite/tls_test_c.c: New file.
8914 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8915 * configure.ac: Check for OpenMP support.
8916 * configure, config.in, Makefile.in: Rebuild.
8917 * testsuite/Makefile.in: Rebuild.
8919 2008-04-16 Cary Coutant <ccoutant@google.com>
8921 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8922 (Target_i386::tls_base_symbol_defined_): New field.
8923 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8924 (Target_i386::Scan::global): Likewise.
8925 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8926 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8927 (Target_x86_64::tls_base_symbol_defined_): New field.
8928 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8929 (Target_x86_64::Scan::global): Likewise.
8931 2008-04-16 Cary Coutant <ccoutant@google.com>
8933 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8934 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8935 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8936 building shared libraries.
8937 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8938 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8939 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8940 * testsuite/Makefile.in: Rebuild.
8941 * testsuite/weak_undef.h: New file.
8942 * testsuite/weak_undef_file1.cc: Add extra test cases.
8943 * testsuite/weak_undef_file2.cc: Likewise.
8944 * testsuite/weak_undef_test.cc: Likewise.
8946 2008-04-16 David S. Miller <davem@davemloft.net>
8948 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8949 Add issued_non_pic_error_ field. Declare check_non_pic.
8950 (Target_sparc::Scan::check_non_pic): New function.
8951 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8952 (Target_sparc::Scan::global): Likewise.
8954 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8955 * configure: Rebuild.
8957 * options.h (DEFINE_enable): New macro.
8958 (new_dtags): New enable option.
8959 (initfirst, interpose, loadfltr, nodefaultlib,
8960 nodelete, nodlopen, nodump): New -z options.
8961 * layout.cc (Layout:finish_dynamic_section): If new
8962 dtags enabled, emit DT_RUNPATH. Also, emit a
8963 DT_FLAGS_1 containing any specified -z flags.
8965 2008-04-16 Ian Lance Taylor <iant@google.com>
8967 * copy-relocs.cc: New file.
8968 * copy-relocs.h: New file.
8969 * reloc.cc: Remove Copy_relocs code.
8970 * reloc.h: Likewise.
8971 * reloc-types.h (struct Reloc_types) [both versions]: Add
8972 get_reloc_addend_noerror.
8973 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8974 variants of add_global which take an addend which must be zero.
8975 * i386.cc: Include "copy-relocs.h".
8976 (class Target_i386): Change type of copy_relocs_ to variable,
8978 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8980 (Target_i386::do_finalize_sections): Change handling of
8982 * sparc.cc: Include "copy-relocs.h".
8983 (class Target_sparc): Change type of copy_relocs_ to variable,
8985 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8987 (Target_sparc::do_finalize_sections): Change handling of
8989 * x86_64.cc: Include "copy-relocs.h".
8990 (class Target_x86_64): Change type of copy_relocs_ to variable,
8992 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8993 class. Change all callers.
8994 (Target_x86_64::do_finalize_sections): Change handling of
8996 * Makefile.am (CCFILES): Add copy-relocs.cc.
8997 (HFILES): Add copy-relocs.h.
8999 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9001 * testsuite/script_test_4.sh: Permit leading zeroes.
9003 2008-04-15 Ian Lance Taylor <iant@google.com>
9005 * script-sections.cc (Script_sections::create_segments): Use
9006 header_size_adjustment even when there is enough room for the
9008 * testsuite/script_test_4.sh: New file.
9009 * testsuite/script_test_4.t: New file.
9010 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9011 (check_DATA): Add script_test_4.stdout.
9012 (MOSTLYCLEANFILES): Likewise.
9013 (script_test_4): New target.
9014 (script_test_4.stdout): New target.
9015 * testsuite/Makefile.in: Rebuild.
9017 * sparc.cc: Add definitions for Output_data_plt_sparc class
9020 2008-04-14 David S. Miller <davem@davemloft.net>
9022 * sparc.cc: New file.
9023 * Makefile.am (TARGETSOURCES): Add sparc.cc
9024 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9025 * configure.tgt: Document targ_extra_size and
9026 targ_extra_big_endian. Add entries for sparc-* and
9028 * configure.ac: Handle targ_extra_size and
9029 targ_extra_big_endian.
9030 * Makefile.in: Rebuild.
9031 * configure: Likewise.
9032 * po/POTFILES.in: Likewise.
9033 * po/gold.pot: Likewise.
9035 2008-04-14 Ian Lance Taylor <iant@google.com>
9037 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9038 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9039 in the name/type/flags to section mapping. Don't call
9040 allocate_output_section.
9041 (Layout::choose_output_section): Change parameter from adjust_name
9042 to is_input_section. Don't permit input sections after sections
9043 are attached to segments. Don't call allocate_output_section.
9044 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9045 not write_enable_output_section.
9046 (Layout::make_output_section): Don't push to
9047 unattached_section_list_ nor call attach_to_segment. Call
9048 attach_section_to_segment if sections are attached.
9049 (Layout::attach_sections_to_segments): New function.
9050 (Layout::attach_section_to_segment): New function.
9051 (Layout::attach_allocated_section_to_segment): Rename from
9052 attach_to_segment. Remove flags parameter.
9053 (Layout::allocate_output_section): Remove function.
9054 (Layout::write_enable_output_section): Remove function.
9055 * layout.h (class Layout): Update for above changes. Add new
9056 field sections_are_attached_.
9057 * output.h (Output_section::update_flags_for_input_section): New
9059 * output.cc (Output_section::add_input_section): Call
9060 update_flags_for_input_section.
9061 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9063 2008-04-11 Cary Coutant <ccoutant@google.com>
9065 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9066 thought unnecessary.
9067 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9069 2008-04-11 Ian Lance Taylor <iant@google.com>
9071 * output.h (class Output_section_data): Remove inline definition
9073 * output.cc (Output_section_data::set_addralign): New function.
9075 2008-04-11 Cary Coutant <ccoutant@google.com>
9077 Add support for TLS descriptors for i386 and x86_64.
9078 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9079 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9080 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9082 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9083 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9084 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9086 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9087 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9088 Fix problem with initial-exec relocations.
9089 (Target_i386::Relocate::relocate_tls): Likewise.
9090 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9092 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9093 support for section-plus-offset dynamic table entries.
9094 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9095 (Output_data_dynamic::Dynamic_entry): Add support for
9096 section-plus-offset dynamic table entries.
9097 (Output_data_dynamic::Classification): Likewise.
9098 (Output_data_dynamic::classification_): Renamed offset_.
9099 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9100 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9101 (Target_x86_64::make_plt_section): New function.
9102 (Target_x86_64::reserve_tlsdesc_entries): New function.
9103 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9104 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9105 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9106 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9107 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9108 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9109 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9110 add extra PLT entry for TLS descriptors.
9111 (Output_data_plt_x86_64::got_): New field.
9112 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9113 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9115 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9117 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9118 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9119 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9120 R_386_TLS_DESC_CALL relocations.
9121 (Target_x86_64::Scan::global): Likewise.
9122 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9123 for TLS descriptors.
9124 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9125 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9126 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9127 GD-to-IE relaxation.
9128 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9129 and TLS_DESCRIPTORS.
9130 * Makefile.in: Rebuild.
9131 * configure: Rebuild.
9132 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9133 (tls_test_shared2.so): New target.
9134 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9135 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9136 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9137 (tls_shared_gd_to_ie_test_LDADD): New variable.
9138 (tls_shared_gnu2_gd_to_ie_test): New target.
9139 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9141 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9142 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9143 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9144 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9145 (tls_shared_gnu2_test): New target.
9146 (tls_test_gnu2_shared.so): New target.
9147 (tls_shared_gnu2_test_SOURCES): New variable.
9148 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9149 (tls_shared_gnu2_test_LDFLAGS): New variable.
9150 (tls_shared_gnu2_test_LDADD): New variable.
9151 * testsuite/Makefile.in: Rebuild.
9152 * testsuite/Makefile.
9154 2008-04-11 Ian Lance Taylor <iant@google.com>
9156 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9158 * testsuite/Makefile.in: Rebuild.
9160 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9162 * testsuite/script_test_2.cc (main): Adjust test.
9164 2008-04-11 David S. Miller <davem@davemloft.net>
9165 Ian Lance Taylor <iant@google.com>
9167 * options.h (General_options): Add entries for '-Y' and
9169 * options.cc (General_options:finalize): If -Y was used, add those
9170 entries to the library path instead of the default "/lib" and
9173 2008-04-11 David S. Miller <davem@davemloft.net>
9175 * testsuite/justsyms.t: Start at 0x100.
9176 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9177 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9179 * testsuite/script_test_2.cc: Adjust string and section length
9182 2008-04-09 Ian Lance Taylor <iant@google.com>
9185 * script-sections.cc (Sections_element::allocate_to_segment): Add
9187 (Output_section_definition::allocate_to_segment): Likewise.
9188 (Orphan_output_section::allocate_to_segment): Likewise.
9189 (Script_sections::attach_sections_using_phdrs_clause): Don't
9190 propagate non-PT_LOAD segments to orphan sections.
9191 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9192 readelf rather than objdump.
9193 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9194 .interp section and PT_INTERP segment are the same size.
9195 * testsuite/Makefile.in: Rebuild.
9197 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9198 aliases for symbols defined in the same object.
9199 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9200 (weak_alias_test_SOURCES): New variable.
9201 (weak_alias_test_DEPENDENCIES): New variable.
9202 (weak_alias_test_LDFLAGS): New variable.
9203 (weak_alias_test_LDADD): New variable.
9204 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9205 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9206 (weak_alias_test_3.o): New target.
9207 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9208 * testsuite/weak_alias_test_main.cc: New file.
9209 * testsuite/weak_alias_test_1.cc: New file.
9210 * testsuite/weak_alias_test_2.cc: New file.
9211 * testsuite/weak_alias_test_3.cc: New file.
9213 2008-04-08 Ian Lance Taylor <iant@google.com>
9215 * options.h (class General_options): Add --noinhibit-exec option.
9216 * main.cc (main): Check --noinhibit-exec.
9218 * options.h (class General_options): Define --wrap as a special
9219 option. Add wrap_symbols_ field.
9220 (General_options::any_wrap_symbols): New function.
9221 (General_options::is_wrap_symbol): New function.
9222 * options.cc (General_options::parse_wrap): New function.
9223 (General_options::General_options): Initialize wrap_symbols_.
9224 * symtab.cc (Symbol_table::wrap_symbol): New function.
9225 (Symbol_table::add_from_object): Handle --wrap.
9226 * symtab.h (class Symbol_table): Declare wrap_symbol.
9227 * target.h (Target::wrap_char): New function.
9228 (Target::Target_info): Add wrap_char field.
9229 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9230 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9231 * testsuite/testfile.cc (Target_test::test_target_info):
9234 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9237 * layout.h (class Layout): Add added_eh_frame_data_ field.
9238 * layout.cc (Layout::Layout): Initialize new field.
9239 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9240 output section until we find a section we merged successfully.
9241 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9242 that the size be non-zero.
9244 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9247 2008-04-08 Craig Silverstein <csilvers@google.com>
9249 * configure.ac: Export new conditional variable HAVE_ZLIB.
9250 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9252 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9253 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9255 2008-04-07 Ian Lance Taylor <iant@google.com>
9257 * version.cc (version_string): Set to "1.5".
9259 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9260 Add issued_non_pic_error_ field. Declare check_non_pic.
9261 (Target_x86_64::Scan::check_non_pic): New function.
9262 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9263 (Target_x86_64::Scan::global): Likewise.
9265 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9266 addend parameter. Change caller. Handle merge sections.
9267 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9268 Address to Addend. Don't add in the result of
9269 local_section_offset, pass down the addend and use the returned
9271 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9272 Update declarations of local_section_offset and symbol_value.
9273 * testsuite/two_file_test_1.cc (t18): New function.
9274 * testsuite/two_file_test_2.cc (f18): New function.
9275 * testsuite/two_file_test_main.cc (main): Call t18.
9276 * testsuite/two_file_test.h (t18, f18): Declare.
9278 * configure.ac: Don't test for objdump, c++filt, or readelf.
9279 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9281 (TEST_READELF): New variable.
9282 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9283 (check_PROGRAMS): Add two_file_strip_test.
9284 (two_file_strip_test): New target.
9285 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9286 (two_file_same_shared_strip_test_SOURCES): New variable.
9287 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9288 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9289 (two_file_same_shared_strip_test_LDADD): New variable.
9290 (two_file_shared_strip.so): New target.
9291 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9292 (ver_test_5.syms, ver_test_7.syms): Likewise.
9293 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9294 (strip_test_3.stdout): Use TEST_OBJDUMP.
9295 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9297 2008-04-04 Cary Coutant <ccoutant@google.com>
9299 * symtab.h (Symbol::is_weak_undefined): New function.
9300 (Symbol::is_strong_undefined): New function.
9301 (Symbol::is_absolute): New function.
9302 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9303 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9305 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9306 (weak_undef_test): New target.
9307 * testsuite/Makefile.in: Rebuild.
9308 * testsuite/weak_undef_file1.cc: New file.
9309 * testsuite/weak_undef_file2.cc: New file.
9310 * testsuite/weak_undef_test.cc: New file.
9312 2008-04-03 Craig Silverstein <csilvers@google.com>
9314 * compressed_output.h (class Output_compressed_section): Use
9316 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9318 (zlib_compressed_suffix): Removed.
9319 (Output_compressed_section::set_final_data_size): Use unsigned
9321 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9322 Fix linker invocation.
9323 (flagstest_o_specialfile_and_compress_debug_sections):
9325 * testsuite/Makefile.in: Regenerated.
9327 2008-04-02 David S. Miller <davem@davemloft.net>
9329 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9330 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9332 2008-04-02 Craig Silverstein <csilvers@google.com>
9336 2008-04-02 Ian Lance Taylor <iant@google.com>
9338 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9339 parameters. Update for new key type to views_. Change all
9341 (File_read::read): Adjust for byteshift in returned view.
9342 (File_read::add_view): New function, broken out of
9344 (File_read::make_view): New function, broken out of
9346 (File_read::find_or_make_view): Add offset and aligned
9347 parameters. Rewrite accordingly. Change all callers.
9348 (File_read::get_view): Add offset and aligned parameters. Adjust
9349 for byteshift in return value.
9350 (File_read::get_lasting_view): Likewise.
9351 * fileread.h (class File_read): Update declarations.
9352 (class File_read::View): Add byteshift_ field. Add byteshift to
9353 constructor. Add byteshift method.
9354 * archive.h (Archive::clear_uncached_views): New function.
9355 (Archive::get_view): Add aligned parameter. Change all callers.
9356 * object.h (Object::get_view): Add aligned parameter. Change all
9358 (Object::get_lasting_view): Likewise.
9360 * fileread.cc (File_read::release): Don't call clear_views if
9361 there are multiple objects.
9362 * fileread.h (File_read::clear_uncached_views): New function.
9363 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9366 2008-03-31 Cary Coutant <ccoutant@google.com>
9368 Add thin archive support.
9369 * archive.cc (Archive::armagt): New const.
9370 (Archive::setup): Remove task parameter and calls to unlock.
9371 (Archive::unlock_nested_archives): New function.
9372 (Archive::read_header): Add nested_off parameter. Change
9374 (Archive::interpret_header): Likewise.
9375 (Archive::include_all_members): Change to handle thin
9377 (Archive::include_member): Likewise.
9378 * archive.h (Archive::Archive): Add new parameters and
9380 (Archive::armagt): New const.
9381 (Archive::setup): Remove task parameter.
9382 (Archive::unlock_nested_archives): New function.
9383 (Archive::read_header): Add nested_off parameter.
9384 (Archive::interpret_header): Likewise.
9385 (Archive::Nested_archive_table): New typedef.
9386 (Archive::is_thin_archive_): New field.
9387 (Archive::nested_archives_): New field.
9388 (Archive::options_): New field.
9389 (Archive::dirpath_): New field.
9390 (Archive::task_): New field.
9391 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9392 for thin archives. Pass additional parameters to
9393 Archive::Archive. Unlock the archive file after calling
9396 2008-03-29 Ian Lance Taylor <iant@google.com>
9398 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9399 version symbol to be local.
9400 * testsuite/ver_test_4.sh: New file.
9401 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9402 (check_DATA): Add ver_test_4.syms.
9403 (ver_test_4.syms): New target.
9404 * testsuite/Makefile.in: Rebuild.
9407 (Output_section::Input_section_sort_entry::has_priority): New
9409 (Output_section::Input_section_sort_entry::match_file_name): New
9411 (Output_section::Input_section_sort_entry::match_section_name):
9413 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9415 (Output_section::Input_section_sort_entry::match_section_file):
9417 (Output_section::Input_section_sort_compare::operator()): Rewrite
9418 using new Input_section_sort_entry functions. Sort crtbegin and
9419 crtend first. Sort sections with no priority before sections with
9421 * testsuite/initpri1.c (d3): Check j != 4.
9422 (cd5): New constructor/destructor function.
9423 (main): Check j != 2.
9425 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9426 new symbol when resolving, don't call set_is_default.
9427 * testsuite/ver_test_7.cc: New file.
9428 * testsuite/ver_test_7.sh: New file.
9429 * testsuite/Makefile.am (ver_test_7.so): New target.
9430 (ver_test_7.o): New target.
9431 (check_SCRIPTS): Add ver_test_7.sh.
9432 (check_DATA): Add ver_test_7.syms.
9433 (ver_test_7.syms): New target.
9435 2008-03-28 Ian Lance Taylor <iant@google.com>
9437 * layout.cc (Layout::layout): If we see an input section with a
9438 name that needs sorting, set the must_sort flag for the output
9440 (Layout::make_output_section): If the name of the output section
9441 indicates that it might require sorting, set the may_sort flag.
9442 * output.h (Output_section::may_sort_attached_input_sections): New
9444 (Output_section::set_may_sort_attached_input_sections): New
9446 (Output_section::must_sort_attached_input_sections): New
9448 (Output_section::set_must_sort_attached_input_sections): New
9450 (class Output_section): Declare Input_section_sort_entry. Define
9451 Input_section_sort_compare. Declare
9452 sort_attached_input_sections. Add new fields:
9453 may_sort_attached_input_sections_,
9454 must_sort_attached_input_sections_,
9455 attached_input_sections_are_sorted_.
9456 * output.cc (Output_section::Output_section): Initialize new
9458 (Output_section::add_input_section): Add an entry to
9459 input_sections_ if may_sort or must_sort are true.
9460 (Output_section::set_final_data_size): Call
9461 sort_attached_input_sections if necessary.
9462 (Output_section::Input_section_sort_entry): Define new class.
9463 (Output_section::Input_section_sort_compare::operator()): New
9465 (Output_section::sort_attached_input_sections): New function.
9466 * configure.ac: Check whether the compiler supports constructor
9467 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9468 * testsuite/initpri1.c: New file.
9469 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9470 CONSTRUCTOR_PRIORITY.
9471 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9472 (initpri1_LDFLAGS): New variable.
9473 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9475 2008-03-27 Ian Lance Taylor <iant@google.com>
9477 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9478 * testsuite/common_test_1.c: New file.
9479 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9480 (common_test_1_SOURCES): New variable.
9481 (common_test_1_DEPENDENCIES): New variable.
9482 (common_test_1_LDFLAGS): New variable.
9484 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9485 and commons_ correctly when NAME/VERSION does not override
9487 * testsuite/ver_test_6.c: New file.
9488 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9489 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9490 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9492 2008-03-26 Ian Lance Taylor <iant@google.com>
9494 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9495 of an undefined symbol from a version script.
9496 * testsuite/Makefile.am (ver_test_5.so): New target.
9497 (ver_test_5.o): New target.
9498 (check_SCRIPTS): Add ver_test_5.sh.
9499 (check_DATA): Add ver_test_5.syms.
9500 (ver_test_5.syms): New target.
9501 * testsuite/ver_test_5.cc: New file.
9502 * testsuite/ver_test_5.script: New file.
9503 * testsuite/ver_test_5.sh: New file.
9504 * Makefile.in, testsuite/Makefile.in: Rebuild.
9507 Fix problems building gold with gcc 4.3.0.
9508 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9509 (gold_error_at_location, gold_warning_at_location): Use it.
9510 * configure.ac: Check whether we can compile and use a template
9511 function with a printf attribute.
9512 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9513 when jumping over bytes.
9514 * object.cc: Instantiate Object::read_section_data.
9515 * debug.h: Include <cstring>
9516 * dwarf_reader.cc: Include <algorithm>
9517 * main.cc: Include <cstring>.
9518 * options.cc: Include <cstring>.
9519 * output.cc: Include <cstring>.
9520 * script.cc: Include <cstring>.
9521 * script.h: Include <string>.
9522 * symtab.cc: Include <cstring> and <algorithm>.
9523 * target-select.cc: Include <cstring>.
9524 * version.cc: Include <string>.
9525 * testsuite/testmain.cc: Include <cstdlib>.
9526 * configure, config.in: Rebuild.
9528 2008-03-25 Ian Lance Taylor <iant@google.com>
9530 * options.cc: Include "../bfd/bfdver.h".
9531 (options::help): Print bug reporting address.
9533 * version.cc (print_version): Adjust output for current value of
9538 * options.cc (options::help): Print list of supported targets.
9539 * target-select.h: Include <vector>.
9540 (class Target_selector): Make machine_, size_, and is_big_endian_
9541 fields const. Add bfd_name_ and instantiated_target_ fields.
9542 (Target_selector::Target_selector): Add bfd_name parameter.
9543 (Target_selector::recognize): Make non-virtual, call
9545 (Target_selector::recognize_by_name): Make non-virtual, call
9546 do_recognize_by_name.
9547 (Target_selector::supported_names): New function.
9548 (Target_selector::bfd_name): New function.
9549 (Target_selector::do_instantiate_target): New pure virtual
9551 (Target_selector::do_recognize): New virtual function.
9552 (Target_selector::do_recognize_by_name): New virtual function.
9553 (Target_selector::instantiate_target): New private function.
9554 (supported_target_names): Declare.
9555 * target-select.cc (Target_selector::Target_selector): Update for
9556 new parameter and fields.
9557 (select_target_by_name): Check that the name matches before
9558 calling recognize_by_name.
9559 (supported_target_names): New function.
9560 * i386.cc (class Target_selector_i386): Update Target_selector
9561 constructor call. Remove recognize and recognize_by_name. Add
9562 do_instantiate_target.
9563 * x86_64.cc (class Target_selector_x86_64): Likewise.
9564 * testsuite/testfile.cc (class Target_selector_test): Update for
9565 changes to Target_selector.
9567 * README: Rewrite, with some notes on unsupported features.
9569 2008-03-24 Cary Coutant <ccoutant@google.com>
9571 * i386.cc (Target_i386::Got_type): New enum declaration.
9572 (Target_i386::Scan::local): Updated callers of Output_data_got
9574 (Target_i386::Scan::global): Likewise.
9575 (Target_i386::Relocate::relocate): Likewise.
9576 (Target_i386::Relocate::relocate_tls): Likewise.
9577 * object.h (Got_offset_list): New class.
9578 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9579 (Sized_relobj::local_got_offset): Likewise.
9580 (Sized_relobj::set_local_got_offset): Likewise.
9581 (Sized_relobj::local_has_tls_got_offset): Removed.
9582 (Sized_relobj::local_tls_got_offset): Removed.
9583 (Sized_relobj::set_local_tls_got_offset): Removed.
9584 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9585 * output.cc (Output_data_got::add_global): Added got_type parameter.
9586 (Output_data_got::add_global_with_rel): Likewise.
9587 (Output_data_got::add_global_with_rela): Likewise.
9588 (Output_data_got::add_global_pair_with_rel): New function.
9589 (Output_data_got::add_global_pair_with_rela): New function.
9590 (Output_data_got::add_local): Added got_type parameter.
9591 (Output_data_got::add_local_with_rel): Likewise.
9592 (Output_data_got::add_local_with_rela): Likewise.
9593 (Output_data_got::add_local_pair_with_rel): New function.
9594 (Output_data_got::add_local_pair_with_rela): New function.
9595 (Output_data_got::add_global_tls): Removed.
9596 (Output_data_got::add_global_tls_with_rel): Removed.
9597 (Output_data_got::add_global_tls_with_rela): Removed.
9598 (Output_data_got::add_local_tls): Removed.
9599 (Output_data_got::add_local_tls_with_rel): Removed.
9600 (Output_data_got::add_local_tls_with_rela): Removed.
9601 * output.h (Output_data_got::add_global): Added got_type parameter.
9602 (Output_data_got::add_global_with_rel): Likewise.
9603 (Output_data_got::add_global_with_rela): Likewise.
9604 (Output_data_got::add_global_pair_with_rel): New function.
9605 (Output_data_got::add_global_pair_with_rela): New function.
9606 (Output_data_got::add_local): Added got_type parameter.
9607 (Output_data_got::add_local_with_rel): Likewise.
9608 (Output_data_got::add_local_with_rela): Likewise.
9609 (Output_data_got::add_local_pair_with_rel): New function.
9610 (Output_data_got::add_local_pair_with_rela): New function.
9611 (Output_data_got::add_global_tls): Removed.
9612 (Output_data_got::add_global_tls_with_rel): Removed.
9613 (Output_data_got::add_global_tls_with_rela): Removed.
9614 (Output_data_got::add_local_tls): Removed.
9615 (Output_data_got::add_local_tls_with_rel): Removed.
9616 (Output_data_got::add_local_tls_with_rela): Removed.
9617 * resolve.cc (Symbol::override_base_with_special): Removed
9618 reference to has_got_offset_ field.
9619 * symtab.cc (Symbol::init_fields): Replaced initialization
9620 of got_offset_ with got_offsets_. Removed initialization
9622 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9623 (Symbol::got_offset): Likewise.
9624 (Symbol::set_got_offset): Likewise.
9625 (Symbol::has_tls_got_offset): Removed.
9626 (Symbol::tls_got_offset): Removed.
9627 (Symbol::set_tls_got_offset): Removed.
9628 (Symbol::got_offset_): Removed.
9629 (Symbol::tls_mod_got_offset_): Removed.
9630 (Symbol::tls_pair_got_offset_): Removed.
9631 (Symbol::got_offsets_): New field.
9632 (Symbol::has_got_offset): Removed.
9633 (Symbol::has_tls_mod_got_offset): Removed.
9634 (Symbol::has_tls_pair_got_offset): Removed.
9635 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9636 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9638 (Target_x86_64::Scan::global): Likewise.
9639 (Target_x86_64::Relocate::relocate): Likewise.
9640 (Target_x86_64::Relocate::relocate_tls): Likewise.
9642 2008-03-25 Ben Elliston <bje@au.ibm.com>
9644 * yyscript.y: Fix spelling error in comment.
9646 2008-03-24 Ian Lance Taylor <iant@google.com>
9648 * options.h (class General_options): Define build_id option.
9649 * layout.h (class Layout): Declare write_build_id, create_note,
9650 create_build_id. Add build_id_note_ member.
9651 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9652 "libiberty.h", "md5.h", "sha1.h".
9653 (Layout::Layout): Initialize eh_frame_data_,
9654 eh_frame_hdr_section_, and build_id_note_.
9655 (Layout::finalize): Call create_build_id.
9656 (Layout::create_note): New function, broken out of
9657 Layout::create_gold_note.
9658 (Layout::create_gold_note): Call create_note.
9659 (Layout::create_build_id): New function.
9660 (Layout::write_build_id): New function.
9661 (Close_task_runner::run): Call write_build_id.
9663 * x86_64.cc: Correct license to GPLv3.
9665 2008-03-23 Ian Lance Taylor <iant@google.com>
9667 * options.cc: Include "demangle.h".
9668 (parse_optional_string): New function.
9669 (parse_long_option): Handle takes_optional_argument.
9670 (parse_short_option): Update dash_z initializer. Handle
9671 takes_optional_argument.
9672 (General_options::General_options): Initialize do_demangle_.
9673 (General_options::finalize): Set do_demangle_. Handle demangling
9675 * options.h (parse_optional_string): Declare.
9676 (struct One_option): Add optional_arg field. Update constructor.
9677 Update call constructor calls. Add takes_optional_argument
9679 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9680 (DEFINE_optional_string): Define.
9681 (General_options::demangle): Change from DEFINE_bool to
9682 DEFINE_optional_string.
9683 (General_options::no_demangle): New function.
9684 (General_options::do_demangle): New function.
9685 (General_options::set_do_demangle): New function.
9686 (General_options::execstack_status_): Move definition to end of
9688 (General_options::static_): Likewise.
9689 (General_options::do_demangle_): New field.
9690 * object.cc (big_endian>::get_symbol_location_info): Call
9691 Options::do_demangle, not Options::demangle.
9692 * symtab.cc (demangle): Likewise.
9694 2008-03-22 Ian Lance Taylor <iant@google.com>
9696 * gold.h: Include <cstddef> and <sys/types.h>
9697 * options.h: Include <cstring>.
9699 2008-03-21 Ian Lance Taylor <iant@google.com>
9701 * Added source code to GNU binutils.