1 2011-03-08 Ian Lance Taylor <iant@google.com>
4 * fileread.cc: #include <climits>.
5 (GOLD_IOV_MAX): Define.
6 (File_read::read_multiple): Limit number of entries by iov_max.
7 * fileread.h (class File_read): Always set max_readv_entries to
10 2011-03-07 Ian Lance Taylor <iant@google.com>
13 * options.h (class General_options): Add -dy and -dn.
15 2011-03-02 Cary Coutant <ccoutant@google.com>
17 * testsuite/script_test_9.t: Add TLS segment.
19 2011-03-02 Simon Baldwin <simonb@google.com>
21 * configure.ac: Add check for gnu_indirect_function support in
22 the toolchain building binutils.
25 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
27 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
29 (Symbol_table::sized_finalize_symbol) Mark symbol only present
30 in plugin files as not needed in the symbol table.
32 2011-02-11 Sriraman Tallam <tmsriram@google.com>
34 * output.cc (Output_section::add_input_section): Delay fill
35 generation for section ordering.
37 2011-02-09 Ian Lance Taylor <iant@google.com>
40 * object.h (class Sized_relobj): Remove clear_local_symbols.
41 * reloc.cc (Sized_relobj::do_relocate): Don't call
44 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
46 * plugin.cc (is_visible_from_outside): Return true for symbols
49 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
51 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
54 2011-02-02 Sriraman Tallam <tmsriram@google.com>
56 * icf.h (is_section_foldable_candidate): Change type of parameter
58 * icf.cc (Icf::find_identical_sections): Change type of local variable
59 section_name to be std::string.
60 (is_function_ctor_or_dtor): Change type of parameter to std::string.
62 2011-01-25 Ian Lance Taylor <iant@google.com>
64 * script.cc (script_add_extern): Rewrite to use
67 2011-01-25 Doug Kwan <dougkwan@google.com>
69 * icf.cc (get_section_contents): Always lock section's object.
71 2011-01-24 Ian Lance Taylor <iant@google.com>
73 * options.h (class General_options): Accept
74 --no-detect-odr-violations.
76 2011-01-24 Ian Lance Taylor <iant@google.com>
78 * version.cc (version_string): Bump to 1.11.
80 2011-01-24 Ian Lance Taylor <iant@google.com>
82 * plugin.cc (class Plugin_rescan): Define new class.
83 (Plugin_manager::claim_file): Set any_claimed_.
84 (Plugin_manager::save_archive): New function.
85 (Plugin_manager::save_input_group): New function.
86 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
88 (Plugin_manager::new_undefined_symbol): New function.
89 (Plugin_manager::rescan): New function.
90 (Plugin_manager::rescannable_defines): New function.
91 (Plugin_manager::add_input_file): Set any_added_.
92 * plugin.h (class Plugin_manager): define new fields rescannable_,
93 undefined_symbols_, any_claimed_, and any_added_. Declare
94 Plugin_rescan as friend. Declare new functions.
95 (Plugin_manager::Rescannable): Define type.
96 (Plugin_manager::Rescannable_list): Define type.
97 (Plugin_manager::Undefined_symbol_list): Define type.
98 (Plugin_manager::Plugin_manager): Initialize new fields.
99 * archive.cc (Archive::defines_symbol): New function.
100 (Add_archive_symbols::run): Pass archive to plugins if any.
101 * archive.h (class Archive): Declare defines_symbol.
102 * readsyms.cc (Input_group::~Input_group): New function.
103 (Finish_group::run): Pass input_group to plugins if any.
104 * readsyms.h (class Input_group): Declare destructor.
105 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
108 2011-01-10 Ian Lance Taylor <iant@google.com>
110 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
112 (Layout::set_segment_offsets): Reset increase_relro before calling
113 set_section_addresses a second time.
115 2011-01-04 Cary Coutant <ccoutant@google.com>
117 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
118 sections before NOBITS sections.
120 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
122 * version.cc (print_version): Update copyright to 2011.
124 2010-12-23 Cary Coutant <ccoutant@google.com>
126 * output.h (Output_data_reloc::add_output_section): Pass OD instead
127 of OS to this->add. Add OD parameter to second form of the function.
129 2010-12-20 Ian Lance Taylor <iant@google.com>
131 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
132 second of two consecutive entries with same offset.
134 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
136 * testsuite/Makefile.am (ifuncmain2static_LDADD)
137 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
138 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
139 to avoid unneeded links against $(LDADD).
140 * testsuite/Makefile.in: Regenerate.
142 2010-12-15 Ian Lance Taylor <iant@google.com>
145 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
146 for R_X86_64_32 and R_X86_64_PC32.
147 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
148 ver_matching_def_pic.o.
149 (ver_matching_def_pic.o): New target.
151 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
153 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
154 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
155 Move definition before File_read::View member definitions.
156 (File_read::View::~View): Initialize and hold lock before
157 updating current_mapped_bytes.
159 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
161 * dwarf_reader.cc: Remove outdated comment.
162 * gold-threads.cc: Fix typo in error message.
163 * archive.cc: Fix typos in comments.
164 * archive.h: Likewise.
165 * arm-reloc-property.cc: Likewise.
166 * arm-reloc-property.h: Likewise.
167 * arm-reloc.def: Likewise.
169 * attributes.h: Likewise.
171 * ehframe.cc: Likewise.
172 * fileread.h: Likewise.
176 * incremental.h: Likewise.
177 * int_encoding.cc: Likewise.
178 * layout.h: Likewise.
181 * object.cc: Likewise.
182 * object.h: Likewise.
183 * options.cc: Likewise.
184 * readsyms.cc: Likewise.
185 * reduced_debug_output.cc: Likewise.
186 * reloc.cc: Likewise.
187 * script-sections.cc: Likewise.
188 * sparc.cc: Likewise.
189 * symtab.h: Likewise.
190 * target-reloc.h: Likewise.
191 * target.cc: Likewise.
192 * target.h: Likewise.
193 * timer.cc: Likewise.
195 * x86_64.cc: Likewise.
197 2010-12-09 Cary Coutant <ccoutant@google.com>
199 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
201 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
202 parameter; change all callers.
203 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
204 * options.h (warn_execstack): New option.
206 2010-12-07 Doug Kwan <dougkwan@google.com>
208 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
209 like function call relocations.
211 2010-12-07 Ian Lance Taylor <iant@google.com>
213 * archive.cc (Archive::get_elf_object_for_member): Permit
214 punconfigured to be NULL.
215 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
216 (Archive::include_member): Pass NULL to get_elf_object_for_member
217 if we searched for the archive and this is the first included
220 2010-12-01 Ian Lance Taylor <iant@google.com>
222 * dwarf_reader.h (class Sized_dwarf_line_info): Add
223 track_relocs_type_ field.
224 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
225 Set track_relocs_type_.
226 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
227 contents when using RELA relocs.
228 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
230 * reloc.cc (Track_relocs::next_addend): New function.
231 * reloc.h (class Track_relocs): Declare next_addend.
233 2010-12-01 Ian Lance Taylor <iant@google.com>
235 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
238 2010-12-01 Ian Lance Taylor <iant@google.com>
240 * README: Update compilers known to work and fail.
242 2010-11-23 Matthias Klose <doko@ubuntu.com>
244 * configure.in: For --enable-gold, handle value `default' instead of
245 `both*'. Always install ld as ld.bfd, install as ld if gold is
247 * configure: Regenerate.
249 2010-11-18 Doug Kwan <dougkwan@google.com>
251 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
252 and right_alignment to be zero. Store result alignment only if it is
253 greater than existing alignment.
255 2010-11-16 Cary Coutant <ccoutant@google.com>
258 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
259 Check for ".zdebug_line".
261 2010-11-16 Doug Kwan <dougkwan@google.com>
262 Cary Coutant <ccoutant@google.com>
264 * output.h (Output_segment::set_section_addresses): Pass increase_relro
265 by reference; adjust all callers.
266 * output.cc (Output_segment::set_section_addresses): Adjust references
267 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
269 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
270 end at page boundary.
272 2010-11-16 Cary Coutant <ccoutant@google.com>
275 * layout.cc (Layout::choose_output_section): Transform names of
276 compressed sections even when using a script with a SECTIONS clause.
277 (Layout::output_section_name): Remove code to transform
278 compressed debug section names.
279 * output.cc (Output_section::add_input_section): Use uncompressed
280 section size when tracking input sections.
282 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
284 * symtab.h (Symbol::NON_PIC_REF): Remove.
285 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
286 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
287 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
288 (Symbol::use_plt_offset): Take a flags argument and pass it
289 directly to needs_dynamic_reloc. Restrict check for undefined
290 weak symbols to function calls.
291 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
292 (Target_arm::Scan::global): Use it.
293 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
294 (Target_arm::Relocate::relocate): Likewise.
295 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
296 parameter with an r_type parameter. Use get_reference_flags
298 (Target_arm::Relocate::relocate): Update accordingly.
299 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
300 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
301 (Target_i386::Scan::global): Likewise.
302 (Target_i386::Relocate::relocate): Likewise.
303 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
304 parameter with an r_type parameter. Use get_reference_flags
306 (Target_i386::Relocate::relocate): Update accordingly.
307 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
308 (Target_powerpc::Scan::global): Use it.
309 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
310 (Target_powerpc::Relocate::relocate): Likewise.
311 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
312 (Target_sparc::Scan::global): Use it.
313 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
314 (Target_sparc::Relocate::relocate): Likewise.
315 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
316 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
317 (Target_x86_64::Scan::global): Likewise.
318 (Target_x86_64::Relocate::relocate): Likewise.
320 2010-11-08 Doug Kwan <dougkwan@google.com>
321 Cary Coutant <ccoutant@google.com>
323 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
324 (Arm_exidx_merge_section::section_contents_): New data member.
325 (Arm_input_section::Arm_input_section): Initialize original_contents_.
326 (Arm_input_section::~Arm_input_section): De-allocate memory.
327 (Arm_input_section::original_contents_): New data member.
328 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
329 in parameters instead of calling Object::section_contents without
331 (Arm_output_section::group_section): New parameter TASK. Pass it
332 to callees that need locking objects.
333 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
334 to lock EXIDX input sections. Fix a formatting issue. Call
335 Arm_exidx_merged_section::build_contents to create merged section
337 (Arm_output_section::create_stub_group): New parameter TASK. Use it
338 to lock object of stub table owner.
339 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
340 TEXT_SIZE to initialize data member TEXT_SIZE_.
341 (Arm_exidx_input_section::addralign): Fix typo in comment.
342 (Arm_exidx_input_section::text_size): New method.
343 (Target_arm::do_relax): New parameter TASK. Pass it to callees
344 that require locking objects. Lock objects before scanning for stubs
345 and updating local symbols.
346 (Arm_input_section<big_endian>::init): Copy contents of original
348 (Arm_input_section<big_endian>::do_write): Use saved contents of
349 original input section instead of calling Object::section_contents
351 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
352 size without calling Object::section_size().
353 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
354 for size. Allocate a buffer for merged EXIDX entries.
355 (Arm_exidx_merged_section::build_contents): New method.
356 (Arm_exidx_merged_section::do_write): Move merge section contents
357 building code to Arm_exidx_merged_section::build_contetns. Write
358 out contetns in buffer instead of building it on the fly.
359 (Arm_relobj::make_exidx_input_section): Also pass text section size
360 to Arm_exidx_input_section constructor.
361 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
362 (Arm_dynobj::do_read_symbols): Fix memory leak.
363 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
364 * target.h: (class Task): Add forward declaration.
365 (Target::relax): Add new parameter TASK and pass it to
367 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
369 2010-11-05 Cary Coutant <ccoutant@google.com>
372 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
373 object when reading from the file.
374 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
376 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
377 when reading section contents.
378 (get_section_contents): Likewise.
379 (icf::find_identical_sections): Likewise.
380 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
381 object when reading from the file.
382 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
383 the object when doing deferred section layout.
385 2010-11-03 Nick Clifton <nickc@redhat.com>
388 * script.h (class Symbol_assignment: name): New member. Returns
389 the name of the symbol.
390 * scrfipt.cc (Script_options::is_pending_assignment): New member.
391 Returns true if the given symbol name is on the list of
392 assignments wating to be processed.
393 * archive.cc (should_incldue_member): If the symbol is undefined,
394 check to see if it is on the list of symbols pending assignment.
396 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
398 * script-sections.cc (Script_sections::find_memory_region): Check
399 for a NULL output section pointer.
401 2010-10-29 Doug Kwan <dougkwan@google.com>
403 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
404 Output_section::add_relaxed_input_section.
405 * output.cc (Output_section::add_relaxed_input_section): Add new
406 arguments LAYOUT and NAME. Set section order index.
407 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
408 Copy section order index.
409 * output.h (Output_section::add_relaxed_input_section): Add new
410 arguments LAYOUT and NAME.
412 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
414 * testsuite/Makefile.am: Move gcctestdir/ld rule to
415 NATIVE_OR_CROSS_LINKER.
416 * testsuite/Makefile.in: Regenerate.
418 2010-10-20 Doug Kwan <dougkwan@google.com>
420 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
421 without SHF_LINK_ORDER flags.
422 * layout.cc (Layout::choose_output_section): Do not filter
423 SHF_LINK_ORDER flag in a relocatable link.
425 2010-10-17 Cary Coutant <ccoutant@google.com>
427 * output.h (Output_segment::set_section_addresses): Change function
428 signature. Update all callers.
429 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
431 (Output_segment::set_section_addresses): Align after last TLS
432 section. Add padding before last relro section instead of after.
434 2010-10-17 Doug Kwan <dougkwan@google.com>
436 * gold/arm.cc (Target_arm::got_section): Use correct order and set
437 GOT output section to be writable.
439 2010-10-14 Cary Coutant <ccoutant@google.com>
441 * debug.h (DEBUG_INCREMENTAL): New flag.
442 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
443 * gold.cc (queue_initial_tasks): Check parameters for incremental link
445 * incremental.cc (report_command_line): Ignore all forms of
447 * layout.cc (Layout::Layout): Check parameters for incremental link
449 * options.cc (General_options::parse_incremental): New function.
450 (General_options::parse_no_incremental): New function.
451 (General_options::parse_incremental_full): New function.
452 (General_options::parse_incremental_update): New function.
453 (General_options::incremental_mode_): New data member.
454 (General_options::finalize): Check incremental_mode_.
455 * options.h (General_options): Update help text for --incremental.
456 Add --no-incremental, --incremental-full, --incremental-update.
457 (General_options::Incremental_mode): New enum type.
458 (General_options::incremental_mode): New function.
459 (General_options::incremental_mode_): New data member.
460 * parameters.cc (Parameters::incremental_mode_): New data member.
461 (Parameters::set_options): Set incremental_mode_.
462 (Parameters::set_incremental_full): New function.
463 (Parameters::incremental): New function.
464 (Parameters::incremental_update): New function.
465 (set_parameters_incremental_full): New function.
466 * parameters.h (Parameters::set_incremental_full): New function.
467 (Parameters::incremental): New function.
468 (Parameters::incremental_update): New function.
469 (Parameters::incremental_mode_): New data member.
470 (set_parameters_incremental_full): New function.
471 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
472 incremental link mode.
473 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
474 (Sized_relobj::do_relocate_sections): Likewise.
475 * testsuite/Makefile.am (incremental_test): Use --incremental-full
477 * testsuite/Makefile.in: Regenerate.
478 * testsuite/incremental_test.sh: Filter all forms of --incremental.
480 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
482 * script-sections.h (class Script_sections): Make
483 Sections_elements typedef public.
484 * script-sections.cc (class Sort_output_sections): Add elements_
485 field. Add constructor which sets it; change all callers.
486 (Sort_output_sections::is_before): New function.
487 (Sort_output_sections::operator()): Call is_before.
488 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
490 * testsuite/script_test_10.sh: New test. Test script section
492 * testsuite/script_test_10.t: Likewise.
493 * testsuite/script_test_10.s: Likewise.
494 * testsuite/Makefile.am: Wrap the cross linker tests and the
495 common tests into NATIVE_OR_CROSS_LINKER.
496 (check_SCRIPTS): Add script_test_10.sh.
497 (check_DATA): Add script_test_10.stdout.
498 (script_test_10.o, script_test_10): New targets.
499 (script_test_10.stdout): New target.
500 * configure, testsuite/Makefile.in: Regenerate.
502 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
504 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
505 error for the deprecated relocations.
506 (Target_arm::Scan::global): Likewise.
507 (Target_arm::Relocate::relocate): Likewise.
509 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
511 * fileread.cc (Input_file::find_file): Initialize *found_name
512 and *namep when using the fallback search for case 4.
514 2010-10-11 Cary Coutant <ccoutant@google.com>
516 * options.h (class General_options): Redefine -z lazy as an alias for
517 the negation of -z now.
519 2010-10-11 Ian Lance Taylor <iant@google.com>
521 * resolve.cc (symbol_to_bits): Report the value of the unsupported
524 2010-10-06 Nick Clifton <nickc@redhat.com>
526 * script-sections.cc(class Memory_region): Remove
527 current_lma_offset_ field. Rename current_vma_offset_ to
528 current_offset_. Add last_section_ field.
529 (Memory_region::get_current_vma_address): Rename to
531 (Memory_region::get_current_lma_address): Delete.
532 (Memory_region::increment_vma_offset): Rename to
534 (Memory_region::increment_lma_offset): Delete.
535 (Memory_region::attributes_compatible): New method. Returns
536 true if the provided section is compatible with the region.
537 (Memory_region::get_last_section): New method. Returns the last
538 section to use the region.
539 (Memory_region::set_last_section): New method. Stores the last
540 section to use the region.
541 (Script_sections::block_in_region): New method. Returns true if
542 a block of memory is contained within a region.
543 (Script_sections::find_memory_region): New method. Locates a
544 memory region to be used to set a VMA or LMA address.
545 (Output_section_definition::set_section_addresses): Add code to
546 check for addresses set by memory regions.
547 (Output_segment::set_section_addresses): Remove memory region
549 (Script_sections::create_segment): Add a warning if a header
550 segment is created outside of any region.
551 * script-sections.h (class Script_sections): Add prototypes for
552 find_memory_region and block_in_region methods.
553 * testsuite/memory_test.s: Use .long instead of .word.
554 * testsuite/memory_test.t: Add some more output sections.
555 * testsuite/memory_test.sh: Update expected output.
557 2010-10-02 Doug Kwan <dougkwan@google.com>
559 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
560 defintion to symtab.h
561 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
562 declaration to defintion.
564 2010-10-01 Nick Clifton <nickc@redhat.com>
566 * expression.cc (eval): Replace dummy argument with NULL.
567 (eval_maybe_dot): Check for a NULL result section pointer.
568 (Symbol_expression::value): Likewise.
569 (Dot_expression::value): Likewise.
570 (BINARY_EXPRESSION): Likewise.
571 (Max_expression::value): Likewise.
572 (Min_expression::value): Likewise.
573 (Absolute_expression::value): Likewise.
574 (Addr_expression::value_from_output_section): Likewise.
575 (Loaddddr_expression::value_from_output_section): Likewise.
576 (Segment_start_expression::value): Likewise.
578 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
580 (Sections_elememt_dot_assignment::set_section_addresses):
582 (Output_data_expression::do_write_to_buffer): Likewise.
583 (Output_section_definition::finalize_symbols): Likewise.
584 (Output_section_definition::set_section_addresses): Likewise.
586 2010-09-30 Doug Kwan <dougkwan@google.com>
588 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
590 2010-09-28 Sriraman Tallam <tmsriram@google.com>
592 * target.h (Target::can_icf_inline_merge_sections): New virtual
594 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
596 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
598 * icf.cc (get_section_contents): Inline merge sections only when
601 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
603 * configure: Regenerate.
605 2010-09-17 Ian Lance Taylor <iant@google.com>
607 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
608 * testsuite/Makefile.am (memory_test.o): New target.
609 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
611 * testsuite/Makefile.in: Rebuild.
613 2010-09-17 Doug Kwan <dougkwan@google.com>
615 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
616 defintion if relocation uses GOT entries of the symbol.
617 * testsuite/icf_safe_test.sh: Fix test.
618 * testsuite/icf_safe_so_test.sh: Fix test.
620 2010-09-16 Cary Coutant <ccoutant@google.com>
622 * script_sections.cc (class Memory_region): Remove "NULL" from
623 vector initializations.
625 2010-09-15 Cary Coutant <ccoutant@google.com>
627 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
628 Resolve forwarding symbols.
630 2010-09-15 Doug Kwan <dougkwan@google.com>
632 * gold/testsuite/script_test_3.t: Add ARM special sections.
633 * gold/testsuite/script_test_4.t: Same.
634 * gold/testsuite/script_test_5.t: Same.
635 * gold/testsuite/script_test_6.t: Same.
636 * gold/testsuite/script_test_7.t: Same.
637 * gold/testsuite/script_test_7.t: Same.
638 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
640 2010-09-14 Cary Coutant <ccoutant@google.com>
642 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
643 (Target_x86_64::Relocate::relocate_tls): Replace check for
644 saw_tls_block_reloc_ with test for executable section.
646 2010-09-12 Cary Coutant <ccoutant@google.com>
648 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
649 position-independent executables to shared libraries need dynamic
651 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
652 position-independent executables.
653 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
654 * testsuite/Makefile.in: Regenerate.
656 2010-09-10 Nick Clifton <nickc@redhat.com>
659 * testsuite/memory_test.t: Discard any sections that are not
662 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
665 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
666 "This::" to work around a bug in gcc 4.2.
668 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
670 2010-09-09 Rafael Espindola <espindola@google.com>
672 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
673 sections with different PF_X flags in the same segment.
674 (Layout::find_first_load_seg): Search all segments to find the first
676 * options.h (rosegment): New.
678 2010-09-08 Rafael Espindola <espindola@google.com>
680 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
682 2010-09-08 Doug Kwan <dougkwan@google.com>
684 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
685 (Arm_relobj::do_relocate_sections): Add new parameter for output
686 file to match the parent.
687 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
688 of local symbols instead of input values. Update code to track
689 changes in gold::relocate_section.
690 * object.cc (Sized_relobj::compute_final_local_value): New methods.
691 (Sized_relobj::compute_final_local_value_internal): New methods.
692 (Sized_relobj::do_finalize_local_symbols): Move code from loop
693 body into private version of Sized_relobj::compute_final_local_value.
694 Call the inline method.
695 * object.h (Symbol_value::Symbol_value): Define destructor. Free
696 merged symbol value if there is one.
697 (Symbol_value::has_output_value): New method defintiion.
698 (Sized_relobj::Compute_final_local_value_status): New enum type.
699 (Sized_relobj::compute_final_local_value): New methods.
700 (Sized_relobj::compute_final_local_value_internal): New methods.
701 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
702 and arm_cortex_a8.sh.
703 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
704 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
706 * Makefile.in: Regenerate.
707 * testsuite/arm_bl_out_of_range.s: Update test.
708 * testsuite/thumb_bl_out_of_range.s: Ditto.
709 * testsuite/thumb_blx_out_of_range.s: Ditto.
710 * testsuite/arm_branch_out_of_range.sh: New file.
711 * testsuite/arm_cortex_a8.sh: Ditto.
712 * testsuite/arm_cortex_a8_b.s: Ditto.
713 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
714 * testsuite/arm_cortex_a8_b_local.s: Ditto.
715 * testsuite/arm_cortex_a8_bl.s: Ditto.
716 * testsuite/arm_cortex_a8_blx.s: Ditto.
717 * testsuite/arm_cortex_a8_local.s: Ditto.
718 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
719 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
721 2010-09-08 Rafael Espindola <espindola@google.com>
723 * Makefile.am (memory_test.stdout): Run readelf with -W.
724 * Makefile.in: Regenerate.
725 * testsuite/memory_test.sh: Make the regexps accept both 32 and
728 2010-09-08 Rafael Espindola <espindola@google.com>
730 * script-sections.cc (Script_sections::add_memory_region): Convert
731 field precision to int.
732 * script.cc (script_set_section_region, script_set_section_region):
733 Convert field precision to int.
735 2010-09-08 Rafael Espindola <espindola@google.com>
737 * arm.cc (do_finalize_sections): Create the __exidx_start and
738 __exdix_end symbols even when the section is missing.
740 2010-09-08 Nick Clifton <nickc@redhat.com>
742 * README: Remove claim that MEMORY is not supported.
743 * expression.cc (script_exp_function_origin)
744 (script_exp_function_length): Move from here to ...
745 * script.cc: ... here.
746 (script_set_section_region, script_add_memory)
747 (script_parse_memory_attr, script_include_directive): New
750 (class Memory_region): New class.
751 (class Output_section_definition): Add set_memory_region,
752 set_section_vma, set_section_lma and get_section_name methods.
753 (class Script_Sections): Add add_memory_region,
754 find_memory_region, find_memory_region_origin,
755 find_memory_region_length and set_memory_region methods.
756 Have set_section_addresses method walk the list of set memory
758 Extend the print methos to display memory regions.
759 * script-sections.h: Add prototypes for new methods.
760 Add enum for MEMORY region attributes.
761 * yyscript.y: Add support for parsing MEMORY regions.
762 * script-c.h: Add prototypes for new functions.
763 * testsuite/Makefile.am: Add test of MEMORY region functionality.
764 * testsuite/Makefile.in: Regenerate.
765 * testsuite/memory_test.sh: New script.
766 * testsuite/memory_test.s: New assembler source file.
767 * testsuite/memory_test.t: New linker script.
769 2010-08-27 Doug Kwan <dougkwan@google.com>
771 * gold/resolve.cc (Symbol_table::should_override): Let a weak
772 reference override an existing dynamic weak reference.
773 * testsuite/Makefile.am: Add new test dyn_weak_ref.
774 * testsuite/Makefile.in: Regenerate.
775 * testsuite/dyn_weak_ref.sh: New file.
776 * testsuite/dyn_weak_ref_1.c: Ditto.
777 * testsuite/dyn_weak_ref_2.c: Ditto.
779 2010-08-27 Ian Lance Taylor <iant@google.com>
781 * incremental.h (class Incremental_input_entry): Add virtual
784 2010-08-27 Ian Lance Taylor <iant@google.com>
786 * testsuite/start_lib_test_3.c: Mark t3 as used.
788 2010-08-27 Nick Clifton <nickc@redhat.com>
790 * options.cc (version_script): Fix small typo in previous
793 2010-08-25 Nick Clifton <nickc@redhat.com>
795 * archive.cc: Formatting fixes: Remove whitespace between
796 typename and following asterisk. Remove whitespace between
797 function name and opening parenthesis.
798 * archive.h: Likewise.
800 * attributes.cc: Likewise.
801 * attributes.h: Likewise.
802 * common.cc: Likewise.
803 * copy-relocs.cc: Likewise.
804 * dirsearch.h: Likewise.
805 * dynobj.cc: Likewise.
806 * ehframe.cc: Likewise.
807 * ehframe.h: Likewise.
808 * expression.cc: Likewise.
809 * fileread.cc: Likewise.
810 * fileread.h: Likewise.
812 * gold-threads.cc: Likewise.
816 * incremental-dump.cc: Likewise.
817 * incremental.cc: Likewise.
818 * layout.cc: Likewise.
819 * layout.h: Likewise.
821 * merge.cc: Likewise.
823 * object.cc: Likewise.
824 * object.h: Likewise.
825 * options.cc: Likewise.
826 * options.h: Likewise.
827 * output.cc: Likewise.
828 * output.h: Likewise.
829 * plugin.cc: Likewise.
830 * plugin.h: Likewise.
831 * powerpc.cc: Likewise.
832 * reloc.cc: Likewise.
833 * script-c.h: Likewise.
834 * script-sections.cc: Likewise.
835 * script.cc: Likewise.
836 * stringpool.cc: Likewise.
837 * symtab.cc: Likewise.
838 * symtab.h: Likewise.
839 * target.cc: Likewise.
840 * timer.cc: Likewise.
842 * version.cc: Likewise.
843 * x86_64.cc: Likewise.
845 2010-08-24 Nick Clifton <nickc@redhat.com>
848 * layout.cc (segment_precedes): Sort segments by their physical
849 addresses, if they have been set.
851 2010-08-23 Cary Coutant <ccoutant@google.com>
853 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
855 (Lib_group::include_member): Unlock object after deleting its
857 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
860 2010-08-19 Neil Vachharajani <nvachhar@google.com>
861 Cary Coutant <ccoutant@google.com>
863 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
864 constructor, and set_blocker.
865 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
867 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
868 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
869 * testsuite/Makefile.am (start_lib_test): New test case.
870 * testsuite/Makefile.in: Regenerate.
871 * testsuite/start_lib_test_main.c: New file.
872 * testsuite/start_lib_test_1.c: New file.
873 * testsuite/start_lib_test_2.c: New file.
874 * testsuite/start_lib_test_3.c: New file.
876 2010-08-19 Ian Lance Taylor <iant@google.com>
878 * Makefile.in: Rebuild with automake 1.11.1.
879 * aclocal.m4: Likewise.
880 * testsuite/Makefile.in: Likewise.
882 2010-08-19 Ian Lance Taylor <iant@google.com>
885 * i386.cc (class Output_data_plt_i386): Update declarations.
886 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
887 local_ifuncs_ fields.
888 (Target_i386::do_plt_section_for_global): New function.
889 (Target_i386::do_plt_section_for_local): New function.
890 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
891 parameter; change all callers. Initialize global_ifuncs_ and
892 local_ifuncs_. If doing a static link define __rel_iplt_start and
894 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
895 (Output_data_plt_i386::add_local_ifunc_entry): New function.
896 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
898 (Target_i386::make_plt_section): New function, broken out of
899 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
900 (Target_i386::make_plt_entry): Call make_plt_section.
901 (Target_i386::make_local_ifunc_plt_entry): New function.
902 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
903 (Target_i386::Scan::local): Handle IFUNC symbols. Add
904 R_386_IRELATIVE to switch.
905 (Target_i386::Scan::global): Likewise.
906 (Target_i386::Relocate::relocate): Likewise.
907 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
909 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
910 (Target_x86_64::do_plt_section_for_global): New function.
911 (Target_x86_64::do_plt_section_for_local): New function.
912 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
913 parameter; change all callers. If doing a static link define
914 __rela_iplt_start and __rela_iplt_end.
915 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
916 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
917 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
919 (Target_x86_64::make_local_ifunc_plt_entry): New function.
920 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
922 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
923 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
924 R_X86_64_IRELATIVE to switch.
925 (Target_x86_64::Scan::global): Likewise.
926 (Target_x86_64::Relocate::relocate): Likewise.
927 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
929 * target.h (class Target): Add plt_section_for_global and
930 plt_section_for_local functions. Add do_plt_section_for_global
931 and do_plt_section_for_local virtual functions.
932 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
934 (Symbol::use_plt_offset): Handle IFUNC symbol.
935 * object.cc (Sized_relobj::Sized_relobj): Initialize
937 (Sized_relobj::local_has_plt_offset): New function.
938 (Sized_relobj::local_plt_offset): New function.
939 (Sized_relobj::set_local_plt_offset): New function.
940 (Sized_relobj::do_count): Handle IFUNC symbol.
941 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
942 a bit away from input_shndx_ field. Add set_is_func_symbol and
943 is_ifunc_symbol functions.
944 (class Sized_relobj): Update declarations. Remove Tls_got_entry
945 and Local_tls_got_offsets. Define Local_plt_offsets. Add
946 local_plt_offsets_ field.
947 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
948 * output.h (class Output_section_data): Add non-const
949 output_section function.
950 (class Output_data_got): Update declarations.
951 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
952 Add use_plt_offset parameter to global and local constructors.
953 Change all callers. Change local_sym_index_ field to 31 bits.
954 Change GSYM_CODE and CONSTANT_CODE accordingly.
955 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
956 doing a static link don't set sh_link field.
957 (Output_data_got::Got_entry::write): Use PLT offset if
959 (Output_data_got::add_global_plt): New function.
960 (Output_data_got::add_local_plt): New function.
961 * target-reloc.h (relocate_section): Handle IFUNC symbol.
962 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
963 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
964 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
965 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
967 * testsuite/ifunc-sel.h: New file.
968 * testsuite/ifuncmain1.c: New file.
969 * testsuite/ifuncmain1vis.c: New file.
970 * testsuite/ifuncmod1.c: New file.
971 * testsuite/ifuncdep2.c: New file.
972 * testsuite/ifuncmain2.c: New file.
973 * testsuite/ifuncmain3.c: New file.
974 * testsuite/ifuncmod3.c: New file.
975 * testsuite/ifuncmain4.c: New file.
976 * testsuite/ifuncmain5.c: New file.
977 * testsuite/ifuncmod5.c: New file.
978 * testsuite/ifuncmain6pie.c: New file.
979 * testsuite/ifuncmod6.c: New file.
980 * testsuite/ifuncmain7.c: New file.
981 * configure, testsuite/Makefile.in: Rebuild.
983 2010-08-18 Ian Lance Taylor <iant@google.com>
986 (Output_section_incremental_inputs::write_input_files): Add cast
987 to avoid signed/unsigned comparison warning.
988 (Output_section_incremental_inputs::write_info_blocks): Likewise.
990 2010-08-12 Cary Coutant <ccoutant@google.com>
992 * common.cc (Sort_commons::operator()): Remove unnecessary code.
994 2010-08-13 Ian Lance Taylor <iant@google.com>
996 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
998 2010-08-12 Cary Coutant <ccoutant@google.com>
999 Doug Kwan <dougkwan@google.com>
1001 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1002 defintion overrides non-weak undef, remember that the original undef
1004 * symtab.cc (Symbol_table::sized_write_global): For undef without
1005 an original weak binding, set binding to global in output.
1006 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1007 * testsuite/Makefile.in: Regenerate.
1008 * testsuite/strong_ref_weak_def.sh: New file.
1009 * testsuite/strong_ref_weak_def_1.c: Ditto.
1010 * testsuite/strong_ref_weak_def_2.c: Ditto.
1012 2010-08-12 Cary Coutant <ccoutant@google.com>
1014 * testsuite/incremental_test.sh: Rewrite.
1015 * testsuite/incremental_test_1.c: Rewrite.
1016 * testsuite/incremental_test_2.c: Rewrite.
1018 2010-08-12 Cary Coutant <ccoutant@google.com>
1020 * arm.cc (Target_arm::got_size): Add const.
1021 (Target_arm::got_entry_count): New function.
1022 (Target_arm::plt_entry_count): New function.
1023 (Target_arm::first_plt_entry_offset): New function.
1024 (Target_arm::plt_entry_size): New function.
1025 (Output_data_plt_arm::entry_count): New function.
1026 (Output_data_plt_arm::first_plt_entry_offset): New function.
1027 (Output_data_plt_arm::get_plt_entry_size): New function.
1028 * i386.cc (Target_i386::got_size): Add const.
1029 (Target_i386::got_entry_count): New function.
1030 (Target_i386::plt_entry_count): New function.
1031 (Target_i386::first_plt_entry_offset): New function.
1032 (Target_i386::plt_entry_size): New function.
1033 (Output_data_plt_i386::entry_count): New function.
1034 (Output_data_plt_i386::first_plt_entry_offset): New function.
1035 (Output_data_plt_i386::get_plt_entry_size): New function.
1036 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1037 find_incremental_inputs_sections. Dump incremental_got_plt section.
1038 * incremental.cc: Include target.h.
1039 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1040 parameter. Adjust all callers. Find incremental_got_plt section.
1041 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1043 (Output_section_incremental_inputs::set_final_data_size): Calculate
1044 size of incremental_got_plt section.
1045 (Output_section_incremental_inputs::do_write): Write the
1046 incremental_got_plt section.
1047 (Got_plt_view_info): New struct.
1048 (Local_got_offset_visitor): New class.
1049 (Global_got_offset_visitor): New class.
1050 (Global_symbol_visitor_got_plt): New class.
1051 (Output_section_incremental_inputs::write_got_plt): New function.
1052 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1053 Add parameter. Adjust all callers.
1054 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1055 (Incremental_inputs::got_plt_section): New function.
1056 (Incremental_inputs::got_plt_section_): New data member.
1057 (Incremental_got_plt_reader): New class.
1058 * layout.cc (Layout::create_incremental_info_sections): Add the
1059 incremental_got_plt section.
1060 * object.h (Got_offset_list::get_list): New function.
1061 (Got offset_list::for_all_got_offsets): New function.
1062 (Sized_relobj::local_got_offset_list): New function.
1063 * powerpc.cc (Target_powerpc::got_size): Add const.
1064 (Target_powerpc::got_entry_count): New function.
1065 (Target_powerpc::plt_entry_count): New function.
1066 (Target_powerpc::first_plt_entry_offset): New function.
1067 (Target_powerpc::plt_entry_size): New function.
1068 (Output_data_plt_powerpc::entry_count): New function.
1069 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1070 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1071 * sparc.cc (Target_sparc::got_size): Add const.
1072 (Target_sparc::got_entry_count): New function.
1073 (Target_sparc::plt_entry_count): New function.
1074 (Target_sparc::first_plt_entry_offset): New function.
1075 (Target_sparc::plt_entry_size): New function.
1076 (Output_data_plt_sparc::entry_count): New function.
1077 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1078 (Output_data_plt_sparc::get_plt_entry_size): New function.
1079 * symtab.h (Symbol::got_offset_list): New function.
1080 (Symbol_table::for_all_symbols): New function.
1081 * target.h (Sized_target::got_entry_count): New function.
1082 (Sized_target::plt_entry_count): New function.
1083 (Sized_target::plt_entry_size): New function.
1084 * x86_64.cc (Target_x86_64::got_size): Add const.
1085 (Target_x86_64::got_entry_count): New function.
1086 (Target_x86_64::plt_entry_count): New function.
1087 (Target_x86_64::first_plt_entry_offset): New function.
1088 (Target_x86_64::plt_entry_size): New function.
1089 (Output_data_plt_x86_64::entry_count): New function.
1090 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1091 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1093 2010-08-12 Cary Coutant <ccoutant@google.com>
1095 * archive.cc: Include incremental.h.
1096 (Archive::Archive): Initialize incremental_info_.
1097 (Archive::include_member): Record archive members in incremental info.
1098 (Add_archive_symbols::run): Record begin and end of an archive in
1100 (Lib_group::include_member): Record objects in incremental info.
1101 * archive.h (Incremental_archive_entry): Forward declaration.
1102 (Archive::set_incremental_info): New member function.
1103 (Archive::incremental_info): New member function.
1104 (Archive::Unused_symbol_iterator): New class.
1105 (Archive::unused_symbols_begin): New member function.
1106 (Archive::unused_symbols_end): New member function.
1107 (Archive::incremental_info_): New data member.
1108 * incremental-dump.cc (find_input_containing_global): New function.
1109 (dump_incremental_inputs): Dump new incremental info sections.
1110 * incremental.cc: Include symtab.h.
1111 (Output_section_incremental_inputs): New class.
1112 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1113 new incremental info sections.
1114 (Sized_incremental_binary::do_check_inputs): Likewise.
1115 (Incremental_inputs::report_archive): Remove.
1116 (Incremental_inputs::report_archive_begin): New function.
1117 (Incremental_inputs::report_archive_end): New function.
1118 (Incremental_inputs::report_object): New function.
1119 (Incremental_inputs::finalize_inputs): Remove.
1120 (Incremental_inputs::report_input_section): New function.
1121 (Incremental_inputs::report_script): Rewrite.
1122 (Incremental_inputs::finalize): Do nothing but finalize string table.
1123 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1124 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1125 (Incremental_inputs::create_data_sections): New function.
1126 (Incremental_inputs::relocs_entsize): New function.
1127 (Output_section_incremental_inputs::set_final_data_size): New function.
1128 (Output_section_incremental_inputs::do_write): New function.
1129 (Output_section_incremental_inputs::write_header): New function.
1130 (Output_section_incremental_inputs::write_input_files): New function.
1131 (Output_section_incremental_inputs::write_info_blocks): New function.
1132 (Output_section_incremental_inputs::write_symtab): New function.
1133 * incremental.h (Incremental_script_entry): Forward declaration.
1134 (Incremental_object_entry): Forward declaration.
1135 (Incremental_archive_entry): Forward declaration.
1136 (Incremental_inputs): Forward declaration.
1137 (Incremental_inputs_header_data): Remove.
1138 (Incremental_inputs_header): Remove.
1139 (Incremental_inputs_header_write): Remove.
1140 (Incremental_inputs_entry_data): Remove.
1141 (Incremental_inputs_entry): Remove.
1142 (Incremental_inputs_entry_write): Remove.
1143 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1144 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1145 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1146 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1148 (Incremental_input_entry): New class.
1149 (Incremental_script_entry): New class.
1150 (Incremental_object_entry): New class.
1151 (Incremental_archive_entry): New class.
1152 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1153 (Incremental_inputs::report_inputs): Remove.
1154 (Incremental_inputs::report_archive): Remove.
1155 (Incremental_inputs::report_archive_begin): New function.
1156 (Incremental_inputs::report_archive_end): New function.
1157 (Incremental_inputs::report_object): Change prototype.
1158 (Incremental_inputs::report_input_section): New function.
1159 (Incremental_inputs::report_script): Change prototype.
1160 (Incremental_inputs::get_reloc_count): New function.
1161 (Incremental_inputs::set_reloc_count): New function.
1162 (Incremental_inputs::create_data_sections): New function.
1163 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1164 (Incremental_inputs::inputs_section): New function.
1165 (Incremental_inputs::symtab_section): New function.
1166 (Incremental_inputs::relocs_section): New function.
1167 (Incremental_inputs::get_stringpool): Add const.
1168 (Incremental_inputs::command_line): Add const.
1169 (Incremental_inputs::inputs): Remove.
1170 (Incremental_inputs::command_line_key): New function.
1171 (Incremental_inputs::input_file_count): New function.
1172 (Incremental_inputs::input_files): New function.
1173 (Incremental_inputs::relocs_entsize): New function.
1174 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1175 (Incremental_inputs::finalize_inputs): Remove.
1176 (Incremental_inputs::Input_info): Remove.
1177 (Incremental_inputs::lock_): Remove.
1178 (Incremental_inputs::inputs_): Change type.
1179 (Incremental_inputs::inputs_map_): Remove.
1180 (Incremental_inputs::current_object_entry_): New data member.
1181 (Incremental_inputs::inputs_section_): New data member.
1182 (Incremental_inputs::symtab_section_): New data member.
1183 (Incremental_inputs::relocs_section_): New data member.
1184 (Incremental_inputs::reloc_count_): New data member.
1185 (Incremental_inputs_reader): New class.
1186 (Incremental_symtab_reader): New class.
1187 (Incremental_relocs_reader): New class.
1188 * layout.cc (Layout::finalize): Move finalization of incremental info
1189 and creation of incremental info sections to follow finalization of
1190 symbol table. Set offsets for postprocessing sections.
1191 (Layout::create_incremental_info_sections): Call
1192 Incremental_inputs::create_data_sections. Add incremental symtab
1193 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1194 sections to layout after input sections.
1195 * layout.h (struct Timespec): Forward declaration.
1196 (Layout::incremental_inputs): Add const.
1197 (Layout::create_incremental_info_sections): Add parameter.
1198 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1199 * object.cc: Include incremental.h.
1200 (Relobj::finalize_incremental_relocs): New function.
1201 (Sized_relobj::do_layout): Record input sections in incremental info.
1202 * object.h (Object::output_section): New function.
1203 (Object::output_section_offset): Moved from Relobj.
1204 (Object::get_incremental_reloc_base): New function.
1205 (Object::get_incremental_reloc_count): New function.
1206 (Object::do_output_section): New function.
1207 (Object::do_output_section_offset): Moved from Relobj.
1208 (Object::do_get_incremental_reloc_base): New function.
1209 (Object::do_get_incremental_reloc_count): New function.
1210 (Object::Object): Initialize new data members.
1211 (Relobj::output_section): Renamed do_output_section and moved to
1213 (Relobj::output_section_offset): Moved to Object.
1214 (Relobj::do_get_incremental_reloc_base): New function.
1215 (Relobj::do_get_incremental_reloc_count): New function.
1216 (Relobj::allocate_incremental_reloc_counts): New function.
1217 (Relobj::count_incremental_reloc): New function.
1218 (Relobj::finalize_incremental_relocs): New function.
1219 (Relobj::next_incremental_reloc_index): New function.
1220 (Relobj::reloc_counts_): New data member.
1221 (Relobj::reloc_bases_): New data member.
1222 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1223 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1224 (Sized_relobj::incremental_relocs_scan): New function.
1225 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1226 (Sized_relobj::incremental_relocs_write): New function.
1227 (Sized_relobj::incremental_relocs_write_reltype): New function.
1228 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1230 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1231 archives and object files elsewhere.
1232 (Add_symbols::run): Report object files here.
1233 (Finish_group::run): Report end of archive at end of group.
1234 * reloc.cc: Include layout.h, incremental.h.
1235 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1236 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1237 (Sized_relobj::incremental_relocs_scan): New function.
1238 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1239 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1240 (Sized_relobj::incremental_relocs_write): New function.
1241 (Sized_relobj::incremental_relocs_write_reltype): New function.
1242 * script.cc (read_input_script): Rewrite test for incremental link.
1243 Change call to Incremental_inputs::report_script.
1244 * symtab.h (Symbol_table::first_global_index): New function.
1245 (Symbol_table::output_count): New function.
1247 2010-08-12 Doug Kwan <dougkwan@google.com>
1249 * arm.cc (Target_arm::merge_object_attributes): Check command line
1250 options --no-wchar-size-warning and --no-enum-size-warning.
1251 * options.h (General_options): Add ld-compatible options
1252 --no-enum-size-warning and --no-wchar-size-warning.
1254 2010-08-04 Ian Lance Taylor <iant@google.com>
1256 * x86_64.cc (Target_x86_64::Scan::local): Use
1257 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1258 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1259 (Target_x86_64::Scan::global): Likewise.
1260 (Target_x86_64::Relocate::relocate): Likewise.
1261 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1264 2010-08-03 Cary Coutant <ccoutant@google.com>
1266 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1267 to reserve space in merged_strings vector. Keep total input size
1269 (Output_merge_string::do_print_merge_stats): Print total input size.
1270 * merge.h (Output_merge_string): Add input_size_ field.
1271 * stringpool.cc (Stringpool_template::string_length): Move
1272 implementations out of Stringpool_template class and place in
1274 * stringpool.h (string_length): Move out of Stringpool_template.
1276 2010-08-03 Ian Lance Taylor <iant@google.com>
1279 * layout.cc (relaxation_loop_body): If address of load segment is
1280 set, adjust address to include headers if possible.
1282 2010-08-03 Ian Lance Taylor <iant@google.com>
1284 * version.cc (version_string): Bump to 1.10.
1286 2010-08-03 Ian Lance Taylor <iant@google.com>
1289 * layout.h (enum Output_section_order): Define.
1290 (class Layout): Update declarations.
1291 * layout.cc (Layout::get_output_section): Add order parameter.
1292 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1293 is_first_non_relro parameters. Change all callers.
1294 (Layout::choose_output_section): Likewise.
1295 (Layout::add_output_section_data): Likewise.
1296 (Layout::make_output_section): Likewise. Set order.
1297 (Layout::default_section_order): New function.
1298 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1299 * output.cc (Output_section::Output_section): Initialize order_.
1300 Don't initialize deleted fields.
1301 (Output_segment::Output_segment): Don't initialize deleted
1303 (Output_segment::add_output_section_to_load): New function
1304 replacing add_output_section. Change all callers to call this or
1305 add_output_section_to_nonload.
1306 (Output_segment::add_output_section_to_nonload): New function.
1307 (Output_segment::remove_output_section): Rewrite.
1308 (Output_segment::add_initial_output_data): Likewise.
1309 (Output_segment::has_any_data_sections): Likewise.
1310 (Output_segment::is_first_section_relro): Likewise.
1311 (Output_segment::maximum_alignment): Likewise.
1312 (Output_segment::has_dynamic_reloc): New function replacing
1313 dynamic_reloc_count. Change all callers.
1314 (Output_segment::has_dynamic_reloc_list): New function replacing
1315 dynamic_reloc_count_list. Change all callers.
1316 (Output_segment::set_section_addresses): Rewrite.
1317 (Output_segment::set_offset): Rewrite.
1318 (Output_segment::find_first_and_last_list): Remove.
1319 (Output_segment::set_tls_offsets): Rewrite.
1320 (Output_segment::first_section_load_address): Likewise.
1321 (Output_segment::output_section_count): Likewise.
1322 (Output_segment::section_with_lowest_load_address): Likewise.
1323 (Output_segment::write_section_headers): Likewise.
1324 (Output_segment::print_sections_to_map): Likewise.
1325 * output.h (class Output_data): Remove dynamic_reloc_count_
1326 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1327 (Output_data::add_dynamic_reloc): Rewrite.
1328 (Output_data::has_dynamic_reloc): New function.
1329 (Output_data::dynamic_reloc_count): Remove.
1330 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1331 is_last_relro_, is_first_non_relro_, is_interp_,
1332 is_dynamic_linker_section_ fields. Add order and set_order
1333 functions. Remove is_relro_local, set_is_relro_local,
1334 is_last_relro, set_is_last_relro, is_first_non_relro,
1335 set_is_first_non_relro functions, is_interp, set_is_interp,
1336 is_dynamic_linker_section, and set_is_dynamic_linker_section
1338 (class Output_segment): Change Output_data_list from std::list to
1339 std:;vector. Add output_lists_ field. Remove output_data_ and
1340 output_bss_ fields. Update declarations.
1342 2010-08-02 Ian Lance Taylor <iant@google.com>
1344 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1345 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1346 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1348 2010-08-02 Ian Lance Taylor <iant@google.com>
1351 * script.cc (Script_options::Script_options): Initialize
1352 symbol_definitions_ and symbol_references_.
1353 (Script_options::add_symbol_assignment): Update
1354 symbol_definitions_ and symbol_references_.
1355 (Script_options::add_symbol_reference): New function.
1356 (script_symbol): New function.
1357 * script.h (class Script_options): Add symbol_definitions_ and
1358 symbol_references_ fields.
1359 (Script_options::referenced_const_iterator): New type.
1360 (Script_options::referenced_begin): New function.
1361 (Script_options::referenced_end): New function.
1362 (Script_options::is_referenced): New function.
1363 (Script_options::any_unreferenced): New function.
1364 * script-c.h (script_symbol): Declare.
1365 * yyscript.y (exp): Call script_symbol.
1366 * symtab.cc: Include "script.h".
1367 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1368 Change all callers. Check symbols referenced by scripts.
1369 (Symbol_table::add_undefined_symbols_from_command_line): Add
1370 layout parameter. Change all callers.
1371 (Symbol_table::do_add_undefined_symbols_from_command_line):
1372 Likewise. Break out loop body. Check symbols referenced by
1374 (Symbol_table::add_undefined_symbol_from_command_line): New
1375 function broken out of
1376 do_add_undefined_symbols_from_command_line.
1377 * symtab.h (class Symbol_table): Update declarations.
1378 * archive.cc: Include "layout.h".
1379 (Archive::should_include_member): Add layout parameter. Change
1380 all callers. Check for symbol mentioned in expression.
1381 * archive.h (class Archive): Update declaration.
1382 * object.cc (Sized_relobj::do_should_include_member): Add layout
1384 * object.h (Object::should_include_member): Add layout parameter.
1386 (Object::do_should_include_member): Add layout parameter.
1387 (class Sized_relobj): Update declaration.
1388 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1390 * dynobj.h (class Sized_dynobj): Update declaration.
1391 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1393 * plugin.h (class Sized_pluginobj): Update declaration.
1395 2010-08-02 Ian Lance Taylor <iant@google.com>
1398 * output.cc (Output_segment::set_offset): Search for the first and
1399 last sections rather than assuming that the list is in order.
1400 (Output_segment::find_first_and_last_list): New function.
1401 * output.h (class Output_segment): Update declarations.
1402 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1403 (relro_strip_test_SOURCES): New variable.
1404 (relro_strip_test_DEPENDENCIES): New variable.
1405 (relro_strip_test_LDFLAGS): New variable.
1406 (relro_strip_test_LDADD): New variable.
1407 (relro_strip_test.so): New target.
1409 2010-08-02 Ian Lance Taylor <iant@google.com>
1411 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1412 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1413 (Target_i386::got_tlsdesc_section): New function.
1414 (Target_i386::got_section): Create space for GOT entries for
1415 TLSDESC relocations.
1416 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1418 (Target_i386::Scan::global): Likewise.
1419 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1421 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1422 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1423 (Target_x86_64::got_tlsdesc_section): New function.
1424 (Target_x86_64::got_section): Create space for GOT entries for
1425 TLSDESC relocations.
1426 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1428 (Target_x86_64::Scan::global): Likewise.
1429 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1432 2010-08-02 Ian Lance Taylor <iant@google.com>
1434 * testsuite/final_layout.sh: Use dc to convert from hex to
1437 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1439 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1440 paramter to the call to gold::gc_process_relocs.
1441 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1442 paramter to the call to gold::gc_process_relocs.
1443 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1444 parameter to the call to gold::gc_process_relocs.
1445 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1446 template parameter to the call to gold::gc_process_relocs.
1447 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1448 paramter to the call to gold::gc_process_relocs.
1449 * gc.h (get_embedded_addend_size): New function.
1450 (gc_process_relocs): Save the size of the reloc for use by ICF.
1451 * icf.cc (get_section_contents): Get the addend from the text section
1452 for SHT_REL relocation sections.
1453 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1454 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1455 * int_encoding.h (read_from_pointer): New overloaded function.
1456 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1457 * testsuite/icf_sht_rel_addend_test.sh: New file.
1458 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1459 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1461 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1463 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1464 * Makefile.in: Regenerate.
1465 * testsuite/Makefile.in: Regenerate.
1467 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1469 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1470 * gold/testsuite/debug_msg.cc: Likewise.
1471 * gold/testsuite/odr_violation1.cc
1472 * gold/testsuite/odr_violation2.cc
1474 2010-07-21 Cary Coutant <ccoutant@google.com>
1476 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1477 string, and length fields.
1478 (Output_merge_string::Merged_strings_list): New type.
1479 (Output_merge_string::Merged_strings_lists): New typedef.
1480 (Output_merge_string): Replace merged_strings_ with
1481 merged_strings_lists_.
1482 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1483 Merged_strings_list per input object and section. Don't store pointer
1484 to the string. Don't store length with each merged string entry.
1485 (Output_merge_string::finalize_merged_data): Loop over list of merged
1486 strings lists. Recompute length of each merged string.
1488 2010-07-15 Cary Coutant <ccoutant@google.com>
1490 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1493 2010-07-14 Ian Lance Taylor <iant@google.com>
1495 * descriptors.cc (Descriptors::open): Report correct name in error
1498 2010-07-13 Doug Kwan <dougkwan@google.com>
1500 * arm.cc (Arm_input_section::Arm_input_section): For a
1501 SHT_ARM_EXIDX section, always keeps the input sections.
1502 (Arm_input_section::set_exidx_section_link): New method.
1503 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1504 has_errors_ to false.
1505 (Arm_exidx_input_section::has_errors,
1506 Arm_exidx_input_section::set_has_errors): New methods.
1507 (Arm_exidx_input_section::has_errors_): New data member.
1508 (Arm_relobj::get_exidx_shndx_list): New method.
1509 (Arm_output_section::append_text_sections_to_list): Do not skip
1510 section without SHF_EXECINSTR.
1511 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1513 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1514 section header. Make error messages more verbose. Check for
1515 a non-executable section linked to an EXIDX section.
1516 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1517 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1518 check that there is no deferred EXIDX section if we exit early.
1519 Instead of not making an EXIDX section in case of an error, make one
1520 and set the has_errors flag of it.
1521 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1522 in a relocatable link.
1523 (Target_arm::do_relax): Look for the EXIDX output section instead of
1524 assuming that it is called .ARM.exidx.
1525 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1526 section list. Do not check for SHF_EXECINSTR section flags but
1527 skip any input section with errors.
1528 * output.cc (Output_section::Output_section): Initialize
1529 always_keeps_input_sections_ to false.
1530 (Output_section::add_input_section): Check for
1531 always_keeps_input_sections_.
1532 * output.h (Output_section::always_keeps_input_sections,
1533 Output_section::set_always_keeps_input_sections): New methods.
1534 (Output_section::always_keeps_input_sections): New data member.
1536 2010-07-13 Rafael Espindola <espindola@google.com>
1538 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1539 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1541 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1542 Ian Lance Taylor <iant@google.com>
1544 * output.h (Output_section_lookup_maps::add_merge_section):
1545 Correct check of whether value was inserted.
1546 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1547 (Output_section_lookup_maps::add_relaxed_input_section):
1549 * arm.cc (Target_arm::got_section): Remove used local os.
1550 * i386.cc (Target_i386::got_section): Likewise.
1551 * x86_64.cc (Target_x86_64::got_section): Likewise.
1552 * sparc.cc (Target_sparc::got_section): Likewise.
1553 (Target_sparc::relocate): Remove unused local have_got_offset.
1554 * powerpc.cc (Target_powerpc::relocate): Likewise.
1556 2010-07-13 Ian Lance Taylor <iant@google.com>
1558 * compressed_output.cc (zlib_decompress): Fix signature in
1561 * archive.cc (Archive::include_member): Unlock an external member
1562 of a thin archive. Don't bother to delete an object we know is
1565 2010-07-12 Cary Coutant <ccoutant@google.com>
1567 * compressed_output.cc (zlib_decompress): New function.
1568 (get_uncompressed_size): New function.
1569 (decompress_input_section): New function.
1570 * compressed_output.h (get_uncompressed_size): New function.
1571 (decompress_input_section): New function.
1572 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1573 Handle compressed debug sections.
1574 * layout.cc (is_compressed_debug_section): New function.
1575 (Layout::output_section_name): Map compressed section names to
1577 * layout.h (is_compressed_debug_section): New function.
1578 (is_debug_info_section): Recognize compressed debug sections.
1579 * merge.cc: Include compressed_output.h.
1580 (Output_merge_data::do_add_input_section): Handle compressed
1582 (Output_merge_string::do_add_input_section): Handle compressed
1584 * object.cc: Include compressed_output.h.
1585 (Sized_relobj::Sized_relobj): Initialize new data members.
1586 (build_compressed_section_map): New function.
1587 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1588 * object.h (Object::section_is_compressed): New method.
1589 (Object::do_section_is_compressed): New method.
1590 (Sized_relobj::Compressed_section_map): New type.
1591 (Sized_relobj::do_section_is_compressed): New method.
1592 (Sized_relobj::compressed_sections_): New data member.
1593 * output.cc (Output_section::add_input_section): Handle compressed
1595 * reloc.cc: Include compressed_output.h.
1596 (Sized_relobj::write_sections): Handle compressed debug sections.
1598 2010-07-08 Cary Coutant <ccoutant@google.com>
1600 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1601 weak when resolving to a dynamic def.
1602 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1603 for weak undef/dynamic def cases. Adjust callers.
1604 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1605 undef_binding_weak_.
1606 (Symbol_table::sized_write_globals): Adjust symbol binding.
1607 (Symbol_table::sized_write_symbol): Add binding parameter.
1608 * symtab.h (Symbol::set_undef_binding): New method.
1609 (Symbol::is_undef_binding_weak): New method.
1610 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1611 (Symbol_table::should_override): Add new parameter.
1612 (Symbol_table::sized_write_symbol): Add new parameter.
1614 * testsuite/weak_undef_file1.cc: Add new test case.
1615 * testsuite/weak_undef_file2.cc: Fix header comment.
1616 * testsuite/weak_undef_test.cc: Add new test case.
1618 2010-06-29 Doug Kwan <dougkwan@google.com>
1620 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1621 Initialize USE_SYMBOL_.
1622 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1624 (Arm_reloc_property::uses_symbol_): New data member declaration.
1625 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1626 uses symbol value and symbol is undefined but not weakly undefined.
1628 2010-06-28 Rafael Espindola <espindola@google.com>
1630 * plugin.cc (Plugin::load): Use dlerror.
1632 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1634 * symtab.cc (detect_odr_violations): When reporting an ODR
1635 violation, report an object where the symbol is defined.
1637 2010-06-25 Doug Kwan <dougkwan@google.com>
1639 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1640 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1642 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1643 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1644 target hook to detect function points.
1645 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1646 * icf.h (Icf::check_section_for_function_pointers): Change type of
1647 parameter SECTION_NAME to const reference to std::string. Use
1648 target hook to determine if section may have unsafe pointers.
1649 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1652 2010-06-21 Rafael Espindola <espindola@google.com>
1654 * fileread.cc (Input_file::find_fie): New
1655 (Input_file::open): Use Input_file::find_fie.
1656 * fileread.h (Input_file::find_fie): New
1657 * plugin.cc (set_extra_library_path): New.
1658 (Plugin::load): Add set_extra_library_path to the transfer vector.
1659 (Plugin_manager::set_extra_library_path): New.
1660 (Plugin_manager::add_input_file): Use the extra search path if set.
1661 (set_extra_library_path(): New.
1662 * plugin.h (Plugin_manager): Add set_extra_library_path and
1665 2010-06-19 Cary Coutant <ccoutant@google.com>
1667 * layout.cc (gdb_sections): Add .debug_types.
1668 (lines_only_debug_sections): Likewise.
1670 2010-06-18 Rafael Espindola <espindola@google.com>
1672 * plugin.cc (add_input_file,add_input_library)
1673 (Plugin_manager::add_input_file): Make filename arguments const.
1674 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1677 2010-06-16 Doug Kwan <dougkwan@google.com>
1679 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1680 .ARM.attributes section if we have not merged any input
1681 attributes sections.
1683 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1685 * arm.cc: Allow combining objects with no EABI version
1688 2010-06-15 Rafael Espindola <espindola@google.com>
1690 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1692 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1694 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1695 (struct iovec): Correct !HAVE_READV definition.
1697 2010-06-10 Cary Coutant <ccoutant@google.com>
1699 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1700 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1702 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1705 * symtab.h (Symbol::is_placeholder): New member function.
1706 * target-reloc.h (relocate_section): Check for placeholder symbols.
1708 * testsuite/Makefile.am (plugin_test_8): New test.
1709 (plugin_test_9): New test.
1710 * testsuite/Makefile.in: Regenerate.
1712 2010-06-09 Nick Clifton <nickc@redhat.com>
1714 * yyscript.y (input_list_element): Allow strings prefixed with
1715 the '-' character. Treat these as libraries.
1716 * script.cc (script_add_library): New function. Adds a library
1717 specified by "-l<name>" found in an input script.
1718 * script-c.h: Add prototype for script_add_library.
1720 2010-06-07 Doug Kwan <dougkwan@google.com>
1722 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1723 Restrict stub-group size to be within long conditional branch
1724 range when working around cortex-A8 erratum.
1726 2010-06-07 Damien Diederen <dd@crosstwine.com>
1728 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1731 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1735 (Output_section::Input_section_sort_entry::compare_section_ordering):
1736 Change to return non-zero correctly.
1737 (Output_section::Input_section_sort_section_order_index_compare
1738 ::operator()): Change to fix ambiguity in comparisons.
1740 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1742 * gold.h (is_wildcard_string): New function.
1743 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1744 (Layout::layout_eh_frame): Ditto.
1745 (Layout::find_section_order_index): New method.
1746 (Layout::read_layout_from_file): New method.
1747 * layout.h (Layout::find_section_order_index): New method.
1748 (Layout::read_layout_from_file): New method.
1749 (Layout::input_section_position_): New private member.
1750 (Layout::input_section_glob_): New private member.
1751 * main.cc (main): Call read_layout_from_file here.
1752 * options.h (--section-ordering-file): New option.
1753 * output.cc (Output_section::input_section_order_specified_): New
1755 (Output_section::Output_section): Initialize new member.
1756 (Output_section::add_input_section): Add new parameter.
1757 Keep input sections when --section-ordering-file is used.
1758 (Output_section::set_final_data_size): Sort input sections when
1759 section ordering file is specified.
1760 (Output_section::Input_section_sort_entry): Add new parameter.
1762 (Output_section::Input_section_sort_entry::compare_section_ordering):
1764 (Output_section::Input_section_sort_compare::operator()): Change to
1765 consider section_order_index.
1766 (Output_section::Input_section_sort_init_fini_compare::operator()):
1767 Change to consider section_order_index.
1768 (Output_section::Input_section_sort_section_order_index_compare
1769 ::operator()): New method.
1770 (Output_section::sort_attached_input_sections): Change to sort
1771 according to section order when specified.
1772 (Output_section::add_input_section<32, true>): Add new parameter.
1773 (Output_section::add_input_section<64, true>): Add new parameter.
1774 (Output_section::add_input_section<32, false>): Add new parameter.
1775 (Output_section::add_input_section<64, false>): Add new parameter.
1776 * output.h (Output_section::add_input_section): Add new parameter.
1777 (Output_section::input_section_order_specified): New
1779 (Output_section::set_input_section_order_specified): New method.
1780 (Input_section::Input_section): Initialize section_order_index_.
1781 (Input_section::section_order_index): New method.
1782 (Input_section::set_section_order_index): New method.
1783 (Input_section::section_order_index_): New member.
1784 (Input_section::Input_section_sort_section_order_index_compare): New
1786 (Output_section::input_section_order_specified_): New member.
1787 * script-sections.cc (is_wildcard_string): Delete and move modified
1789 (Output_section_element_input::Output_section_element_input): Modify
1790 call to is_wildcard_string.
1791 (Output_section_element_input::Input_section_pattern
1792 ::Input_section_pattern): Ditto.
1793 (Output_section_element_input::Output_section_element_input): Ditto.
1794 * testsuite/Makefile.am (final_layout): New test case.
1795 * testsuite/Makefile.in: Regenerate.
1796 * testsuite/final_layout.cc: New file.
1797 * testsuite/final_layout.sh: New file.
1799 2010-06-01 Rafael Espindola <espindola@google.com>
1801 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1803 2010-06-01 Rafael Espindola <espindola@google.com>
1805 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1806 visibility of symbols.
1808 2010-05-27 Doug Kwan <dougkwan@google.com>
1810 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1811 from start of output section instead of address for a local symbol
1812 in a merged or relaxed section when doing a relocatable link.
1814 2010-05-26 Rafael Espindola <espindola@google.com>
1817 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1818 adding sections the garbage collector removed.
1819 * gold/testsuite/Makefile.am: Add test.
1820 * gold/testsuite/Makefile.in: Regenerate.
1821 * gold/testsuite/plugin_test_7.sh: New.
1822 * gold/testsuite/plugin_test_7_1.c: New.
1823 * gold/testsuite/plugin_test_7_2.c: New.
1825 2010-05-26 Rafael Espindola <espindola@google.com>
1827 * script-sections.cc (Output_section_definition::set_section_addresses):
1828 Check for --section-start.
1830 2010-05-26 Doug Kwan <dougkwan@google.com>
1832 * arm.cc (Arm_scan_relocatable_relocs): New class.
1833 (Target_arm::relocate_special_relocatable): New method.
1834 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1835 (Arm_relocate_functions::thumb_branch_common): Same.
1836 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1837 instead of Default_scan_relocatable_relocs.
1838 * target-reloc.h (relocate_for_relocatable): Let target handle
1839 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1840 * target.h (Sized_target::relocate_special_relocatable): New method.
1842 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1844 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1846 2010-05-23 Doug Kwan <dougkwan@google.com>
1848 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1850 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1851 with a direct branch, not a conditional branch, to a stub.
1852 * merge.cc (Output_merge_base::record_input_section): New method
1854 (Output_merge_data::do_add_input_section): Record input section if
1855 keeps-input-sections flag is set.
1856 (Output_merge_string::do_add_input_section): Ditto.
1857 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1858 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1860 (Output_merge_base::keeps_input_sections,
1861 Output_merge_base::set_keeps_input_sections,
1862 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1864 (Output_merge_base::Input_sections): New type declaration.
1865 (Output_merge_base::input_sections_begin,
1866 Output_merge_base::input_sections_end,
1867 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1868 (Output_merge_base::bool keeps_input_sections_,
1869 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1870 Output_merge_base::input_sections_): New data members.
1871 (Output_merge_data::do_set_keeps_input_sections): New method
1873 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1874 * output.cc (Output_section::Input_section::relobj): Move method
1875 defintion from class declaration to here and handle merge sections.
1876 (Output_section::Input_section::shndx): Ditto.
1877 (Output_section::Output_section): Remove initializations of removed
1878 data members and initialize new data member LOOKUP_MAPS_.
1879 (Output_section::add_input_section): Set keeps-input-sections flag
1880 for a newly created merge output section as appropriate. Adjust code
1881 to use Output_section_lookup_maps class.
1882 (Output_section::add_relaxed_input_section): Adjst code for lookup
1883 maps code refactoring.
1884 (Output_section::add_merge_input_section): Add a new parameter
1885 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1886 class. If adding input section to a newly created merge output
1887 section fails, remove the new merge section.
1888 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1889 Adjust code for use of the Output_section_lookup_maps class.
1890 (Output_section::find_merge_section): Ditto.
1891 (Output_section::build_lookup_maps): New method defintion.
1892 (Output_section::find_relaxed_input_section): Adjust code to use
1893 Output_section_lookup_maps class.
1894 (Output_section::get_input_sections): Export merge sections. Adjust
1895 code to use Output_section_lookup_maps class.
1896 (Output_section:::add_script_input_section): Adjust code to use
1897 Output_section_lookup_maps class. Update lookup maps for merge
1899 (Output_section::discard_states): Use Output_section_lookup_maps.
1900 (Output_section::restore_states): Same.
1901 * output.h (Merge_section_properties): Move class defintion out of
1903 (Output_section_lookup_maps): New class.
1904 (Output_section::Input_section::is_merge_section): New method
1906 (Output_section::Input_section::relobj): Move defintion out of class
1907 defintion. Declare method only.
1908 (Output_section::Input_section::shndx): Ditto.
1909 (Output_section::Input_section::output_merge_base): New method defintion.
1910 (Output_section::Input_section::u2_.pomb): New union field.
1911 (Output_section::Merge_section_by_properties_map,
1912 Output_section::Output_section_data_by_input_section_map,
1913 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1915 (Output_section::add_merge_input_section): Add new parameter
1916 KEEPS_INPUT_SECTIONS.
1917 (Output_section::build_lookup_maps): New method declaration.
1918 (Output_section::merge_section_map_,
1919 Output_section::merge_section_by_properties_map_,
1920 Output_section::relaxed_input_section_map_,
1921 Output_section::is_relaxed_input_section_map_valid_): Remove data
1923 (Output_section::lookup_maps_): New data member.
1925 2010-05-21 Doug Kwan <dougkwan@google.com>
1928 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1929 avoid a compilation error.
1931 2010-05-19 Rafael Espindola <espindola@google.com>
1933 * script-sections.cc (Output_section_definition::allocate_to_segment):
1934 Update the phdrs_list even when the output section is NULL.
1935 * testsuite/Makefile.am: Add test.
1936 * testsuite/Makefile.in: Regenerate.
1937 * testsuite/script_test_9.cc: New.
1938 * testsuite/script_test_9.sh: New.
1939 * testsuite/script_test_9.t: New.
1941 2010-05-19 Doug Kwan <dougkwan@google.com>
1943 * arm.cc (Arm_input_section::original_size): New method.
1944 (Arm_input_section::do_addralign): Add a cast.
1945 (Arm_input_section::do_output_offset): Remove static cast.
1946 (Arm_input_section::original_addralign,
1947 Arm_input_section::original_size_): Change type to uint32_t.
1948 (Arm_input_section::init): Add safe casts for section alignment
1950 (Arm_input_section::set_final_data_size): Do not set address and
1951 offset of stub table.
1952 (Arm_output_section::fix_exidx_coverage): Change use of of
1953 Output_section::Simple_input_section to that of
1954 Output_section::Input_section.
1955 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1956 except for the first pass.
1957 * output.cc (Output_section::get_input_sections): Change type of
1958 input_sections to std::list<Input_section>.
1959 (Output_section::add_script_input_section): Rename from
1960 Output_section::add_simple_input_section. Change type of SIS
1961 parameter from Simple_input_section to Input_section.
1962 * output.h (Output_section::Simple_input_section): Remove class.
1963 (Output_section::Input_section): Change class visibility to public.
1964 (Output_section::Input_section::addralign): Use stored alignments
1965 for special input sections if set.
1966 (Output_section::Input_section::set_addralign): New method.
1967 (Output_section::get_input_sections): Change parameter type from
1968 list of Simple_input_section to list of Input_section.
1969 (Output_section::add_script_input_section): Rename from
1970 Output_section::add_simple_input_section. Change first parameter's
1971 type from Simple_input_section to Input_section and remove the
1972 second and third parameters.
1973 * script-sections.cc (Input_section::Input_section_list): Change
1974 type to list of Output_section::Input_section/
1975 (Input_section_info::Input_section_info): Change parameter type of
1976 INPUT_SECTION to Output_section::Input_section.
1977 (Input_section_info::input_section): Change return type.
1978 (Input_section_info::input_section_): Change type to
1979 Output_section::Input_section.
1980 (Output_section_element_input::set_section_addresses): Adjust code
1981 to use Output_section::Input_section instead of
1982 Output_section::Simple_input_section. Adjust code for renaming
1983 of Output_section::add_simple_input_section.
1984 (Orphan_output_section::set_section_addresses): Ditto.
1986 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1988 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1989 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1991 2010-05-18 Rafael Espindola <espindola@google.com>
1993 * options.cc (General_options::finalize): Handle -nostdlib.
1994 * options.h (nostdlib): New option.
1995 * script.cc (script_add_search_dir): Handle -nostdlib.
1997 2010-05-12 Doug Kwan <dougkwan@google.com>
1999 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2000 attributes section only if there no attributes section after merging.
2001 (Target_arm::merge_object_attributes): Move value of
2002 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2003 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2004 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2005 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2006 and arm_attr_merge_7.stdout.
2007 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2008 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2009 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2010 arm_attr_merge_7b.o): New rules.
2011 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2013 * testsuite/Makefile.in: Regenerate.
2014 * testsuite/arm_attr_merge.sh: New file.
2015 * testsuite/arm_attr_merge_[67][ab].s: Same.
2017 2010-05-05 Nick Clifton <nickc@redhat.com>
2019 * po/es.po: Updated Spanish translation.
2021 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2023 * Makefile.am (install-exec-local): Properly install gold as
2024 default cross linker.
2025 * Makefile.in: Regenerated.
2027 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2028 Nick Clifton <nickc@redhat.com>
2030 * configure.ac (install_as_default): Define and set to false
2031 unless --enable-gold or --enable-gold=both/gold has been
2033 * configure: Regenerate.
2035 * Makefile.am (install-exec-local): Install the executable as
2036 'ld.gold'. If install_as_default is true then also install it as
2038 * Makefile.in: Regenerated.
2040 2010-04-24 Ian Lance Taylor <iant@google.com>
2042 * layout.cc (Layout::layout_reloc): In relocatable link don't
2043 combine reloc sections for grouped sections.
2045 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2047 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2048 sections that are not ordinary to icf.
2049 * icf.cc (get_section_contents): Handle relocation pointing to section
2050 with no object or shndx information.
2051 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2052 * testsuite/Makefile.in: Regenerate.
2053 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2054 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2056 2010-04-22 Ian Lance Taylor <iant@google.com>
2058 * expression.cc (Expression::Expression_eval_info): Add
2059 result_alignment_pointer field.
2060 (Expression::eval_with_dot): Add result_alignment_pointer
2061 parameter. Change all callers.
2062 (Expression::eval_maybe_dot): Likewise.
2063 (class Binary_expression): Add alignment_pointer parameter to
2064 left_value and right_value. Change all callers.
2065 (BINARY_EXPRESSION): Set result alignment.
2066 (class Trinary_expression): Add alignment_pointer parameter to
2067 arg2_value and arg3_value. Change all callers.
2068 (Trinary_cond::value): Set result alignment.
2069 (Max_expression::value, Min_expression::value): Likewise.
2070 (Align_expression::value): Likewise.
2071 * script-sections.cc (class Sections_element): Add dot_alignment
2072 parameter to set_section_addresses virtual function. Update
2074 (class Output_section_element): Likewise.
2075 (Script_sections::create_segments): Add dot_alignment parameter.
2077 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2078 (Script_sections::set_phdrs_clause_addresses): Likewise.
2079 * script-sections.h: Update declarations.
2080 * script.h: Update declarations.
2081 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2083 * testsuite/script_test_3.t: Set large alignment.
2084 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2085 segment has expected alignment.
2087 2010-04-22 Nick Clifton <nickc@redhat.com>
2089 * po/gold.pot: Updated by the Translation project.
2090 * po/vi.po: Updated Vietnamese translation.
2092 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2094 * testsuite/Makefile.am (check_PROGRAMS): Add
2095 icf_virtual_function_folding_test.
2096 * testsuite/Makefile.in: Regenerated.
2098 2010-04-15 Andrew Haley <aph@redhat.com>
2100 * options.h (merge_exidx_entries): New option.
2101 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2102 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2103 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2104 (Target_arm::merge_exidx_entries): New function.
2105 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2106 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2107 to Arm_exidx_fixup constructor.
2108 Add new arg, merge_exidx_entries.
2109 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2110 Arm_output_section::fix_exidx_coverage.
2112 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2114 * icf.cc (get_section_contents): Check for preemptible functions.
2115 Ignore addend when appropriate.
2116 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2118 (add_from_relobj): Check for section folded.
2119 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2120 * symtab.h (should_add_dynsym_entry): Add new parameter.
2121 * target-reloc.h (scan_relocs): Check for section folded.
2122 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2123 Check reloc types for function pointers in shared objects.
2124 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2126 (icf_preemptible_functions_test): New test case.
2127 (icf_string_merge_test): New test case.
2128 * testsuite.Makefile.in: Regenerate.
2129 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2130 bar_glob. Refactor code.
2131 * testsuite/icf_preemptible_functions_test.cc: New file.
2132 * testsuite/icf_preemptible_functions_test.sh: New file.
2133 * testsuite/icf_string_merge_test.cc: New file.
2134 * testsuite/icf_string_merge_test.sh: New file.
2135 * testsuite/icf_virtual_function_folding_test.cc: New file.
2136 * testsuite/icf_virtual_function_folding_test.sh: New file.
2138 2010-04-14 Doug Kwan <dougkwan@google.com>
2140 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2141 for local symbol recounting if we remove a section due to ICF.
2142 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2143 there are no regular objects in input.
2145 2010-04-13 Doug Kwan <dougkwan@google.com>
2147 * arm.cc (Arm_input_section::set_final_data_size): Compute
2148 accurate final data size instead of using current data size.
2150 2010-04-09 Doug Kwan <dougkwan@google.com>
2152 * layout.cc (Layout::choose_output_section): Handle script section
2154 (Layout::make_output_section_for_script): Add section type parameter.
2155 Handle script section types.
2156 * layout.h (Layout::make_output_section_for_script): Add section
2158 * output.cc (Output_section::Output_section): Initialize data member
2160 (Output_section::do_reset_address_and_file_offset): Do not set address
2161 to 0 if section is a NOLOAD section.
2162 * output.h (Output_section::is_noload): New method.
2163 (Output_section::set_is_noload): Ditto.
2164 (Output_section::is_noload_): New data member.
2165 * script-c.h (Script_section_type): New enum type.
2166 (struct Parser_output_section_header): Add new file section_type.
2167 * script-sections.cc (Sections_element::output_section_name): Add
2168 parameter for returning script section type.
2169 (Output_section_definition::output_section_name): Ditto.
2170 (Output_section_definition::section_type)P; New method.
2171 (Output_section_definiton::script_section_type_name): Ditto.
2172 (Output_section_definition::script_section_type_): New data member.
2173 (Output_section_definition::Output_section_definition): Initialize
2174 data member Output_section_definition::script_section_type_.
2175 (Output_section_definition::create_sections): Pass script section type
2176 to Layout::make_output_section_for_script.
2177 (Output_section_definition::output_section_name): Return script
2178 section type to caller.
2179 (Output_section_definition::set_section_address): Do not advance
2180 dot value and load address if section type is NOLOAD. Set address
2181 of NOLOAD sections regardless of section flags.
2182 (Output_section_definition::print): Print section type if it is
2183 not SCRIPT_SECTION_TYPE_NONE.
2184 (Output_section_definition::section_type): New method.
2185 (Output_section_definition::script_section_type_name): Ditto.
2186 (Script_sections::output_section_name): Add new parameter
2187 PSECTION_TYPE for returning script section type. Pass it to
2188 section elements. Handle discard sections.
2189 (Sort_output_sections::operator()): Handle NOLOAD sections.
2190 * script-sections.h (Script_sections::Section_type): New enum type.
2191 (Script_sections::output_section_name): Add a new parameter for
2192 returning script section type.
2193 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2195 * yyscript.y (union): Add new field SECTION_TYPE.
2196 (COPY, DSECT, INFO, NOLOAD): New tokens.
2197 (opt_address_and_section_type): Change type to output_section_header.
2198 (section_type): New non-terminal
2199 (section_header): Handle section type.
2200 (opt_address_and_section_type): Return section type value.
2202 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2204 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2205 * testsuite/plugin_common_test_2.c (foo): Likewise.
2207 2010-04-08 Doug Kwan <dougkwan@google.com>
2209 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2211 * output.cc (Output_section::add_merge_input_section): Simplify
2212 code and return status of Output_merge_base::add_input_section.
2213 Update merge section map only if Output_merge_base::add_input_section
2216 2010-04-07 Doug Kwan <dougkwan@google.com>
2218 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2219 if section is marked as containing instructions but has no mapping
2221 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2222 correct section index.
2223 (Arm_relobj::find_linked_text_section): Ditto.
2225 2010-04-07 Cary Coutant <ccoutant@google.com>
2227 * archive.cc (include_member): Destroy Read_symbols_data object before
2229 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2230 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2231 (Read_symbols_data::~Read_symbols_data) New destructor.
2232 (Section_relocs::Section_relocs) New constructor.
2233 (Section_relocs::~Section_relocs) New destructor.
2234 (Read_relocs_data::Read_relocs_data) New constructor.
2235 (Read_relocs_data::~Read_relocs_data) New destructor.
2236 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2237 pointers to NULL after deleting.
2239 2010-04-07 Doug Kwan <dougkwan@google.com>
2241 * arm.cc: Replace "endianity" with "endianness" in comments.
2242 (Arm_exidx_cantunwind): Ditto.
2243 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2244 (Arm_relobj::merge_flags_and_attributes): New method.
2245 (Arm_relobj::merge_flags_and_attributes_): New data member.
2246 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2247 (Arm_relobj::scan_sections_for_stubs): Ditto.
2248 (Arm_relobj::do_read_symbols): Check to see if we really want to
2249 merge processor-specific flags and attributes. Exit early if
2250 an object is empty except for section names and the undefined symbol.
2251 (Target_arm::do_finalize_sections): Move check for ELF format to
2252 Arm_relobj::do_read_symbols. Merge processor specific flags and
2253 attributes from a regular object only when we have determined that
2254 it is aapropriate. Do not create an .ARM.attributes section in
2255 output if there is no regular input object.
2256 (Target_arm::merge_processor_specific_flags): Check
2257 --warn-mismatch before printing any error.
2258 (Target_arm::merge_object_attributes): Ditto.
2259 * gold.cc (queue_middle_tasks): Handle the case in which there is
2260 no regular object in input.
2261 * options.cc (General_options::parse_EB): New method.
2262 (General_options::parse_EL): Same.
2263 (General_options::General_options): Initialize endianness_.
2264 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2266 (General_options::Endianness): New enum.
2267 (General_options::endianness): New method.
2268 (General_options::endianness_): New data member.
2269 * parameters.cc (Parameters::set_options): Check target endianness.
2270 (Parameters::set_target_once): Ditto.
2271 (Parameters::check_target_endianness): New method.
2272 (parameters_force_valid_target): If either -EL or -EB is specified,
2273 use it to define endianness of default target.
2274 * parameters.h (Parameters::check_target_endianness): New method
2276 * target.h (class Target): Change "endianity" to "endianness"
2279 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2281 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2282 * configure: Regenerate.
2283 * Makefile.in: Regenerate.
2284 * testsuite/Makefile.in: Regenerate.
2286 2010-04-06 Cary Coutant <ccoutant@google.com>
2289 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2290 prevailing definitions of common symbols.
2291 * testsuite/plugin_test_6.sh: New test case.
2292 * testsuite/plugin_common_test_1.c: New test case.
2293 * testsuite/plugin_common_test_2.c: New test case.
2294 * testsuite/Makefile.am (plugin_test_6): New test case.
2295 * testsuite/Makefile.in: Regenerate.
2297 2010-04-06 Nick Clifton <nickc@redhat.com>
2299 * po/vi.po: New Vietnamese translation.
2301 2010-03-30 Doug Kwan <dougkwan@google.com>
2303 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2305 2010-03-25 Doug Kwan <dougkwan@google.com>
2307 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2308 to avoid a conversion warning on a 32-bit host.
2310 2010-03-24 Ian Lance Taylor <iant@google.com>
2312 * testsuite/script_test_3.t: Add a TLS segment.
2313 * testsuite/Makefile.am (check_PROGRAMS): Add
2314 tls_phdrs_script_test.
2315 (tls_phdrs_script_test_SOURCES): Define.
2316 (tls_phdrs_script_test_DEPENDENCIES): Define.
2317 (tls_phdrs_script_test_LDFLAGS): Define.
2318 (tls_phdrs_script_test_LDADD): Define.
2319 * testsuite/Makefile.in: Rebuild.
2321 2010-03-23 Cary Coutant <ccoutant@google.com>
2323 * fileread.cc (find_or_make_view): Fix comment.
2325 2010-03-23 Ian Lance Taylor <iant@google.com>
2327 * script-sections.cc (class Orphan_section_placement): Define
2328 PLACE_TLS and PLACE_TLS_BSS.
2329 (Orphan_section_placement::Orphan_section_placement): Initialize
2331 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2332 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2333 (tls_script_test_SOURCES): Define.
2334 (tls_script_test_DEPENDENCIES): Define.
2335 (tls_script_test_LDFLAGS): Define.
2336 (tls_script_test_LDADD): Define.
2337 * testsuite/Makefile.in: Rebuild.
2339 2010-03-22 Doug Kwan <dougkwan@google.com>
2341 * arm.cc (Arm_relocate_functions::abs8,
2342 Arm_relocate_functions::abs16): Use correct check for overflow
2343 specified in the ARM ELF specs.
2344 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2345 target of a BLX instruction specially.
2346 (Reloc_stub::stub_type_for_reloc): Ditto.
2347 (Relocate::relocate): Use symbolic names instead of numeric relocation
2348 codes to report error.
2349 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2351 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2352 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2353 thumb2_blx_out_of_range.stdout
2354 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2355 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2356 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2357 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2358 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2359 thumb2_blx_in_range, thumb2_blx_in_range.o,
2360 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2361 thumb2_blx_out_of_range.o): New rules.
2362 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2363 thumb2_blx_in_range and thumb2_blx_out_of_range.
2364 * testsuite/Makefile.in: Regenerate.
2365 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2366 * testsuite/thumb_blx_in_range.s: New file.
2367 * testsuite/thumb_blx_out_of_range.s: New file.
2369 2010-03-22 Rafael Espindola <espindola@google.com>
2371 * archive.cc (Should_include): Move to archive.h.
2372 (should_include_member): Make it a member of Archive.
2374 (Add_lib_group_symbols): New.
2375 * archive.h: Include options.h.
2376 (Archive_member): Moved from Archive.
2377 (Should_include): Moved from archive.cc.
2379 (Add_lib_group_symbols): New.
2380 * dynobj.cc (do_should_include_member): New.
2381 * dynobj.h (do_should_include_member): New.
2382 * gold.cc (queue_initial_tasks): Update call to queue.
2383 * main.cc (main): Print lib group stats.
2384 * object.cc (do_should_include_member): New.
2385 * object.h: Include archive.h.
2386 (Object::should_include_member): New.
2387 (Object::do_should_include_member): New.
2388 (Sized_relobj::do_should_include_member): New.
2389 * options.cc (General_options::parse_start_lib): New.
2390 (General_options::parse_end_lib): New.
2391 (Input_arguments::add_file): Handle lib groups.
2392 (Input_arguments::start_group): Check we are not in a lib.
2393 (Input_arguments::start_lib): New.
2394 (Input_arguments::end_lib): New.
2395 * options.h (General_options): Add start_lib and end_lib.
2396 (Input_argument::lib_): New.
2397 (Input_argument::lib): New.
2398 (Input_argument::is_lib): New.
2399 (Input_file_lib): New.
2400 (Input_arguments::in_lib_): New.
2401 (Input_arguments::in_lib): New.
2402 (Input_arguments::start_lib): New.
2403 (Input_arguments::end_lib_): New.
2404 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2405 in unused members as preempted.
2406 (Sized_pluginobj::do_should_include_member): New.
2407 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2408 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2410 (Read_symbols::do_whole_lib_group): New.
2411 (Read_symbols::do_lib_group): New.
2412 (Read_symbols::do_read_symbols): Handle lib groups.
2413 (Read_symbols::get_name): Handle lib groups.
2414 * readsyms.h (Read_symbols): Add an archive member pointer.
2415 (Read_symbols::do_whole_lib_group): New.
2416 (Read_symbols::do_lib_group): New.
2417 (Read_symbols::member_): New.
2418 * script.cc (read_input_script): Update call to queue_soon.
2420 2010-03-19 Doug Kwan <dougkwan@google.com>
2422 * arm.cc (Stub_table::Stub_table): Initialize new data members
2423 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2424 (Stub_table::add_reloc_stub): Assign stub offset and update
2425 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2426 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2428 (Stub_table::update_data_size_and_addralign): Use
2429 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2430 instead of going over all reloc stubs.
2431 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2432 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2433 Stringpool_template::offset_ to size of Stringpool_char.
2434 (Stringpool_template::new_key_offset): Remove code to initialize
2435 Stringpool_template::offset_.
2436 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2437 Stringpool_template::offset_ to zero.
2439 2010-03-15 Doug Kwan <dougkwan@google.com>
2441 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2443 (Stringpool_template::new_key_offset): New method.
2444 (Stringpool_template::add_string): Assign offsets when adding new
2446 (Stringpool_template::set_string_offsets): Do not set string offsets
2447 when not optimizing.
2448 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2450 (Chunked_vector::clear): Clear size_.
2451 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2452 (Chunked_vector::size): Return size_.
2453 (Chunked_vector::push_back): Use size_ to find insert position.
2454 (Chunked_vector::size_): New data member.
2455 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2456 (Stringpool_template::new_key_offset): New method declaration.
2457 (Stringpool_template::offset_): New data member.
2459 2010-03-15 Rafael Espindola <espindola@google.com>
2461 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2462 Add_symbols' constructor.
2463 * readsyms.h (Add_symbols): Remove the input_group member.
2465 2010-03-10 Ian Lance Taylor <iant@google.com>
2467 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2468 target to ask whether a reference to a symbol requires a stack
2470 * target.h (Target::is_call_to_non_split): New function.
2471 (Target::do_is_call_to_non_split): Declare virtual function.
2472 * target.cc: Include "symtab.h".
2473 (Target::do_is_call_to_non_split): New function.
2474 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2476 2010-03-10 Cary Coutant <ccoutant@google.com>
2478 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2479 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2480 (File_read::open[2]): Add whole_file_view_ to list of views.
2481 (File_read::make_view): Remove test of whole_file_view_.
2482 (File_read::find_or_make_view): Create whole_file_view_ if
2484 (File_read::clear_views): Replace bool parameter with enum;
2485 adjust all callers. Don't delete views with permanent data;
2486 do delete cached views and views from archives if
2487 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2488 if clearing the corresponding view.
2489 * fileread.h (File_read::Clear_views_mode): New enum.
2490 (File_read::View::is_permanent_view): New method.
2491 (File_read::clear_views): Replace bool parameter
2492 with enum; adjust all callers.
2493 * options.h (General_options): Change keep_files_mapped option;
2494 add map_whole_files.
2495 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2497 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2500 2010-03-10 David S. Miller <davem@davemloft.net>
2502 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2504 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2506 * icf.cc (get_section_contents): Add '@' marker after processing the
2509 2010-03-08 Doug Kwan <dougkwan@google.com>
2511 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2512 due to a conversion warning.
2513 (Arm_relobj::update_output_local_symbol_count): Check for local
2514 symbol with unset output index.
2516 2010-03-05 Ian Lance Taylor <iant@google.com>
2518 * options.h (class General_options): Add --spare-dynamic-tags.
2519 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2520 --spare-dynamic-tags.
2522 2010-03-05 Ian Lance Taylor <iant@google.com>
2524 * incremental.cc: Include "libiberty.h".
2526 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2528 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2529 function, is_info_ member.
2530 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2531 (Versions::Versions): Update caller.
2532 (Versions::define_base_version): Likewise.
2533 (Versions::add_def): Likewise.
2535 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2537 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2538 (Scan::possible_function_pointer_reloc): New function.
2539 (Scan::local_reloc_may_be_function_pointer): Change to call
2540 possible_function_pointer_reloc.
2541 (Scan::global_reloc_may_be_function_pointer): Ditto.
2542 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2543 relocations in ".data.rel.ro._ZTV" section.
2544 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2545 * testsuite/icf_safe_so_test.cc: Ditto.
2546 * testsuite/icf_safe_test.cc: Ditto.
2547 * testsuite/icf_safe_test.sh: Ditto.
2549 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2550 Ian Lance Taylor <iant@google.com>
2552 * target-reloc.h (relocate_section): Check the symbol table index
2553 for -1U before setting the local symbol index.
2554 (scan_relocatable_relocs): If copying the relocation, record that
2555 the local symbol is required.
2556 * object.h (Symbol_value::is_output_symtab_index_set): New
2558 (Symbol_value::may_be_discarded_from_output_symtab): New
2560 (Symbol_value::has_output_symtab_entry): New function.
2561 (Symbol_value::needs_output_symtab_entry): Remove.
2562 (Symbol_value::output_symtab_index): Make sure the symbol index is
2564 (Symbol_value::set_output_symtab_index): Make sure the symbol
2565 index is not set. Make sure the new index is valid.
2566 (Symbol_value::set_must_have_output_symtab_entry): New function.
2567 (Symbol_value::has_output_dynsym_entry): New function.
2568 (Symbol_value::set_output_dynsym_index): Make sure the new index
2570 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2571 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2572 local symbol if permitted.
2573 (Sized_relobj::do_finalize_local_symbols): Call
2574 is_output_symtab_index_set rather than needs_output_symtab_entry.
2575 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2576 rather than needs_output_symtab_entry. Call
2577 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2578 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2579 is_output_symtab_index_set rather than needs_output_symtab_entry.
2580 * testsuite/discard_locals_relocatable_test.c: New file.
2581 * testsuite/discard_locals_test.sh: Test -r.
2582 * testsuite/Makefile.am (check_DATA): Add
2583 discard_locals_relocatable_test1.syms,
2584 discard_local_relocatable_test2.syms.
2585 (MOSTLYCLEANFILES): Likewise. Also add
2586 discard_locals_relocatable_test1.lout and
2587 discard_locals_relocatable_test2.out.
2588 (discard_locals_relocatable_test1.syms): New target.
2589 (discard_locals_relocatable_test.o): New target.
2590 (discard_locals_relocatable_test1.out): New target.
2591 (discard_locals_relocatable_test2.syms): New target.
2592 (discard_locals_relocatable_test2.out): New target.
2593 (various): Add missing ../ld-new dependencies.
2594 * testsuite/Makefile.in: Rebuild.
2596 2010-03-03 Nick Clifton <nickc@redhat.com>
2598 * po/fi.po: New Finnish translation.
2600 2010-03-01 Doug Kwan <dougkwan@google.com>
2602 * layout.cc (Layout::Layout): Force section types of .init_array*,
2603 .preinit_array* and .fini_array* sections.
2604 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2605 Fix check of return value of std::string::find.().
2606 (Output_section::Input_section_sort_compare::operator()): Remove
2607 comment about .init_array.
2608 (Output_section::Input_section_sort_init_fini_compare::operator()):
2610 (Output_section::sort_attached_input_sections): Handle .init_array
2611 and .fini_array specially.
2612 * output.h (Output_section::Inut_section_sort_compare): Update
2614 (Output_section::Input_section_sort_init_fini_compare): New struct.
2616 2010-02-26 Doug Kwan <dougkwan@google.com>
2618 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2619 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2620 * testsuite/debug_msg.sh: Avoid matching source line number for
2621 use of global variable undef_int.
2623 2010-02-26 Doug Kwan <dougkwan@google.com>
2625 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2626 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2627 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2628 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2629 * options.cc (General_options::General_options): Initialize member
2631 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2632 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2633 and rm_no_fix_v4bx.stdout
2634 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2635 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2636 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2637 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2638 and arm_no_fix_v4bx.
2639 * Makefile.in: Regenerate.
2640 * testsuite/arm_fix_v4bx.s: New file.
2641 * testsuite/arm_fix_v4bx.sh: Ditto.
2643 2010-02-24 Doug Kwan <dougkwan@google.com>
2645 * arm.cc (Target_arm::got_section): Make the .got section the first
2646 non RELRO section in the data segment.
2647 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2648 suffixes of section names.
2650 2010-02-24 Doug Kwan <dougkwan@google.com>
2652 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2653 flags and attributes merging if an input file is a binary file.
2654 * fileread.cc (Input_file::open): Record format of original file.
2655 * fileread.h (Input_file::Format): New enum type.
2656 (Input_file::Input_file): Initialize data member format_.
2657 (Input_file::format): New method definition.
2658 (Input_file::format_):: New data member.
2660 2010-02-24 Doug Kwan <dougkwan@google.com>
2662 * arm.cc (Arm_output_data_got): New class.
2663 (ARM_TCB_SIZE): New constant
2664 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2665 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2666 If user uses a script with a SECTIONS clause, issue only a warning
2667 for a misplaced EXIDX input section. Otherwise, issue an error.
2668 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2670 (Target_arm::got_mode_index_entry): Handle static linking.
2671 (Target_arm::Scan::local): Ditto.
2672 (Target_arm::Scan::global): Ditto.
2673 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2674 all incorrectly implemented relocations.
2675 (Target_arm::fix_exidx_coverage): Pass layout to
2676 Arm_output_section::fix_exidx_coverage.
2677 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2678 from ".ARM.exidx." and ".ARM.extab.".
2680 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2682 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2683 section if it does not already exist.
2684 * attributes.cc (Attributes_section_data::Attributes_section_data):
2685 Don't crash if size is zero.
2687 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2688 Ian Lance Taylor <iant@google.com>
2690 * gold.cc (queue_middle_tasks): If no input files were opened,
2692 * workqueue.h (Task_function::Task_function): Assert that there is
2695 2010-02-22 Doug Kwan <dougkwan@google.com>
2697 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2698 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2699 types to avoid warnings due to different uint64_t implementations
2702 2010-02-21 Doug Kwan <dougkwan@google.com>
2704 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2705 handling of the maximum backward branch offset.
2706 (Arm_relocate_functions::thumb_branch_common): Ditto.
2707 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2708 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2709 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2710 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2711 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2712 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2713 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2714 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2715 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2716 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2717 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2718 thumb2_bl_out_of_range.o): New rules.
2719 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2720 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2721 thumb2_bl_out_of_range
2722 * testsuite/Makefile.in: Regenerate.
2723 * testsuite/arm_bl_in_range.s: New file.
2724 * testsuite/arm_bl_out_of_range.s: Ditto.
2725 * testsuite/arm_branch_in_range.sh: Ditto.
2726 * testsuite/arm_branch_range.t: Ditto.
2727 * testsuite/thumb2_branch_range.t: Ditto.
2728 * testsuite/thumb_bl_in_range.s: Ditto.
2729 * testsuite/thumb_bl_out_of_range.s: Ditto.
2730 * testsuite/thumb_branch_range.t: Ditto.
2732 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2734 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2735 Add reloc offset information.
2736 * icf.cc (get_section_contents): Change iterators to point to the new
2737 vectors. Add reloc offset information to the contents.
2738 * icf.h (Icf::Sections_reachable_info): New typedef.
2739 (Icf::Sections_reachable_list): New typedef.
2740 (Icf::Offset_info): New typedef.
2741 (Icf::Reloc_info): New struct typedef.
2742 (Icf::Reloc_info_list): New typedef.
2743 (Icf::symbol_reloc_list): Delete method.
2744 (Icf::addend_reloc_list): Delete method.
2745 (Icf::section_reloc_list): Delete method.
2746 (Icf::reloc_info_list): New method.
2747 (Icf::reloc_info_list_): New member.
2749 2010-02-19 Doug Kwan <dougkwan@google.com>
2751 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2752 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2753 * arm.cc (Arm_relocation_functions): New forward declaration.
2754 (Target_arm::Target_arm): Initialize new data members
2755 got_mod_index_offset_ and tls_base_symbol_defined_.
2756 (Target_arm::Relocate::relocate_tls): New method.
2757 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2758 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2760 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2761 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2762 (Target_arm::got_mod_index_offset_,
2763 Target_arm::tls_base_symbol_defined_): New data members.
2764 (Target_arm::Scan::local, Target::Scan::global,
2765 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2768 2010-02-18 Doug Kwan <dougkwan@google.com>
2770 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2771 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2772 text section as a parameter becuase some broken tools may not set
2773 the link in section header.
2774 (Target_arm::has_got_section): New method.
2775 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2776 without any mapping symbol as data only. Remove warning.
2777 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2778 link in its section header, try to discover the link by inspecting the
2779 REL31 relocation at the beginning of the section.
2780 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2782 (Target_arm::Scan::global): Treat any reference to the symbol
2783 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2785 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2787 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2788 (Scan::global_reloc_may_be_function_pointer): New function.
2789 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2790 (Scan::global_reloc_may_be_function_pointer): New function.
2791 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2792 (Scan::global_reloc_may_be_function_pointer): New function.
2793 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2794 (Scan::global_reloc_may_be_function_pointer): New function.
2795 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2796 (Scan::global_reloc_may_be_function_pointer): New function.
2797 (Scan::possible_function_pointer_reloc): New function.
2798 (Target_x86_64::can_check_for_function_pointers): New function.
2799 * gc.h (gc_process_relocs): Scan relocation types to determine if
2800 function pointers were taken for targets that support it.
2801 * icf.cc (Icf::find_identical_sections): Include functions for
2802 folding in safe ICF whose pointer is not taken.
2803 * icf.h (Secn_fptr_taken_set): New typedef.
2804 (fptr_section_id_): New member.
2805 (section_has_function_pointers): New function.
2806 (set_section_has_function_pointers): New function.
2807 (check_section_for_function_pointers): New function.
2808 * options.h: Fix comment for safe ICF option.
2809 * target.h (can_check_for_function_pointers): New function.
2810 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2811 Modify icf_safe_test for X86-64.
2812 * testsuite/Makefile.in: Regenerate.
2813 * testsuite/icf_safe_so_test.cc: New file.
2814 * testsuite/icf_safe_so_test.sh: New file.
2815 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2816 (main): Change to take pointer to function kept_func_3.
2817 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2818 folding is done correctly for X86-64.
2820 2010-02-12 David S. Miller <davem@davemloft.net>
2822 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2823 is_symbolless parameter.
2824 (Output_reloc<SHT_REL>::is_symbolless): New.
2825 (Output_reloc<SHT_REL>::is_symbolless_): New.
2826 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2827 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2828 (Output_reloc<SHT_RELA>::is_symbolless): New.
2829 (Output_data_reloc::add_global): Handle is_symbolless.
2830 (Output_data_reloc::add_global_relative): Likewise.
2831 (Output_data_reloc::add_local): Likewise.
2832 (Output_data_reloc::add_local_relative): Likewise.
2833 (Output_data_reloc::add_symbolless_global_addend): New.
2834 (Output_data_reloc::add_symbolless_local_addend): New.
2835 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2837 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2838 instead of ->is_relative_
2839 (Output_reloc::write): Likewise.
2840 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2841 (Output_reloc::write_rel): Simplify.
2843 * sparc.cc (Target_sparc::Scan::local): Use
2844 ->add_symbolless_local_addend as needed.
2845 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2846 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2847 based upon relocation offset.
2849 2010-02-11 Doug Kwan <dougkwan@google.com>
2851 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2852 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2853 beginning of function.
2854 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2855 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2856 parameter is_32bit in calls to should_apply_static_reloc.
2857 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2858 (check_DATA): Add arm_abs_global.stdout.
2859 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2860 arm_abs_global.stdout): New rules.
2861 (MOSTLLYCLEANFILES): Add arm_abs_global
2862 * Makefile.in: Regenerate.
2863 * testsuite/arm_abs_global.s: New file.
2864 * testsuite/arm_abs_global.sh: Ditto.
2865 * testsuite/arm_abs_lib.s: Ditto.
2867 2010-02-11 Ian Lance Taylor <iant@google.com>
2869 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2871 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2872 Allocate_commons_task first.
2873 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2874 task, rather than symtab_lock_.
2875 (Gc_process_relocs::~Gc_process_relocs): New function.
2876 (Gc_process_relocs::is_runnable): Check this_blocker_.
2877 (Gc_process_relocs::locks): Use next_blocker_ rather than
2879 (Scan_relocs::~Scan_relocs): New function.
2880 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2882 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2884 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2885 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2886 constructor accordingly.
2887 (class Gc_process_relocs): Likewise.
2888 (class Scan_relocs): Likewise.
2889 * common.h (class Allocate_commons_task): Remove symtab_lock_
2890 field, and corresponding constructor parameter.
2891 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2893 (Allocate_commons_task::locks): Likewise.
2895 2010-02-11 Ian Lance Taylor <iant@google.com>
2897 * gold-threads.h (class Once): Define.
2898 (class Initialize_lock): Rewrite as child of Once.
2899 * gold-threads.cc (class Once_initialize): Define.
2900 (once_pointer_control): New static variable.
2901 (once_pointer, once_arg): New static variables.
2902 (c_run_once): New static function.
2903 (Once::Once, Once::run_once, Once::internal_run): New functions.
2904 (class Initialize_lock_once): Remove.
2905 (initialize_lock_control): Remove.
2906 (initialize_lock_pointer): Remove.
2907 (initialize_lock_once): Remove.
2908 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2909 (Initialize_lock::initialize): Rewrite.
2910 (Initialize_lock::do_run_once): New function.
2911 * archive.cc (Archive::interpret_header): Only clear name if it is
2913 * fileread.cc: Include "gold-threads.h"
2914 (file_counts_lock): New static variable.
2915 (file_counts_initialize_lock): Likewise.
2916 (File_read::release): Only increment counts when using --stats.
2917 Use a lock around the increment.
2918 * parameters.cc (class Set_parameters_target_once): Define.
2919 (set_parameters_target_once): New static variable.
2920 (Parameters::Parameters): Move here from parameters.h.
2921 (Parameters::set_target): Rewrite.
2922 (Parameters::set_target_once): New function.
2923 (Parameters::clear_target): Move here and rewrite.
2924 * parameters.h (class Parameters): Update declarations. Add
2925 set_parameters_target_once_ field.
2926 (Parameters::Parameters): Move to parameters.cc.
2927 (Parameters::clear_target): Likewise.
2928 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2930 (Start_group::~Start_group): New function.
2931 (Start_group::is_runnable): New function.
2932 (Start_group::locks, Start_group::run): New functions.
2933 (Finish_group::run): Change saw_undefined to size_t.
2934 * readsyms.h (class Start_group): Define.
2935 (class Finish_group): Change saw_undefined_ field to size_t.
2936 (Finish_group::Finish_group): Remove saw_undefined and
2937 this_blocker parameters. Change all callers.
2938 (Finish_group::set_saw_undefined): New function.
2939 (Finish_group::set_blocker): New function.
2940 * symtab.h (class Symbol_table): Change saw_undefined to return
2941 size_t. Change saw_undefined_ field to size_t.
2942 * target-select.cc (Set_target_once::do_run_once): New function.
2943 (Target_selector::Target_selector): Initialize set_target_once_
2944 field. Don't initialize lock_ and initialize_lock_ fields.
2945 (Target_selector::instantiate_target): Rewrite.
2946 (Target_selector::set_target): New function.
2947 * target-select.h (class Set_target_once): Define.
2948 (class Target_selector): Update declarations. Make
2949 Set_target_once a friend. Remove lock_ and initialize_lock_
2950 fields. Add set_target_once_ field.
2952 2010-02-10 Ian Lance Taylor <iant@google.com>
2954 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2956 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2957 (queue_middle_tasks): Add all blockers before queueing any tasks.
2958 (queue_final_tasks): Likewise.
2959 * token.h (Task_token::add_blockers): New function.
2960 * object.h (Input_objects::number_of_relobjs): New function.
2962 2010-02-10 Ian Lance Taylor <iant@google.com>
2964 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2965 shared, not if not position independent.
2966 * x86_64.cc (Relocate::relocate_tls): Likewise.
2967 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2968 (tls_pie_pic_test): New target.
2969 * testsuite/Makefile.in: Rebuild.
2971 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2972 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2973 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2974 * testsuite/Makefile.in: Rebuild.
2976 2010-02-09 David S. Miller <davem@davemloft.net>
2978 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2979 R_SPARC_RELATIVE using ->add_local_relative().
2980 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2982 * output.h (Output_data_dynamic::add_section_size): New method
2983 that takes two Output_data objects.
2984 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2985 entry param. Handle it in initializers.
2986 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2987 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2988 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2990 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2991 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2992 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2993 for dynrel_includes_plt.
2994 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2995 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2996 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2998 (Target_sparc::do_finalize_sections): Update to pass true for
2999 dynrel_includes_plt.
3000 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3001 output before .rela.plt
3002 (Target_powerpc::do_finalize_sections): Update to pass true for
3003 dynrel_includes_plt when 32-bit.
3005 2010-02-08 Doug Kwan <dougkwan@google.com>
3007 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3009 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3010 Arm_relobj::scan_section_for_cortex_a8_stubs,
3011 Arm_relobj::do_relocation_section): Instead of calling
3012 Output_section::output_address, use faster
3013 Arm_relobj::simple_input_section_output_address.
3015 2010-02-08 David S. Miller <davem@davemloft.net>
3017 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3018 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3019 relocation helper function.
3021 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3022 just like R_SPARC_GOT{10,13,22}.
3023 (Target_sparc::Scan::local): Likewise.
3024 (Target_sparc::Relocate:relocate): Likewise.
3026 2010-02-06 Ian Lance Taylor <iant@google.com>
3028 * configure.ac: Rewrite targetobjs duplicate removal code to use
3029 only shell constructs.
3030 * configure: Rebuild.
3032 2010-02-05 Doug Kwan <dougkwan@google.com>
3035 * arm.cc (Arm_relobj::section_is_scannable): New method.
3036 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3037 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3039 2010-02-04 Doug Kwan <dougkwan@google.com>
3042 * arm-reloc-property.cc (cstdio): Include.
3043 * configure.ac (targetobjs): Remove duplicates.
3044 * configure: Regenerate.
3045 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3046 big and little endian version for a given address size.
3048 2010-02-03 Doug Kwan <dougkwan@google.com>
3050 * arm-reloc-property.cc
3051 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3053 * arm-reloc-property.h
3054 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3055 New method definition.
3056 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3058 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3060 (GOT_PREL): Change implemented to Y.
3061 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3062 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3063 (Arm_relocate_functions::movw_abs_nc): Remove method.
3064 (Arm_relocate_functions::movt_abs): Ditto.
3065 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3066 (Arm_relocate_functions::thm_movt_abs): Ditto.
3067 (Arm_relocate_functions::movw_rel_nc): Ditto.
3068 (Arm_relocate_functions::movw_rel): Ditto.
3069 (Arm_relocate_functions::movt_rel): Ditto.
3070 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3071 (Arm_relocate_functions:thm_movw_rel): Ditto.
3072 (Arm_relocate_functions:thm_movt_rel): Ditto.
3073 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3074 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3075 New method definitions.
3076 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3077 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3078 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3079 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3080 (Target_arm::Relocate::relocate): Check for non-static or
3081 unimplemented relocation code and exit early. Change calls to
3082 Target_arm::reloc_uses_thumb_bit and
3083 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3084 instead. Refactor code to handle similar relocations to increase
3085 code sharing. Remove check for unsupported relocation code in switch
3087 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3088 relocation property table to find out size. Change error message to
3089 print out the name of a relocation code instead of the numeric value.
3090 (Target_arm::scan_reloc_for_stub): Use relocation property table
3091 instead of calling Target_arm::reloc_uses_thumb_bit().
3093 2010-02-02 Doug Kwan <dougkwan@google.com>
3095 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3096 types of relaxed input section.
3098 2010-02-02 Doug Kwan <dougkwan@google.com>
3100 * Makefile.am (HFILES): Add arm-reloc-property.h.
3102 (TARGETSOURCES): Add arm-reloc-property.cc
3103 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3104 (libgold_a_SOURCES): $(DEFFILES)
3105 * Makefile.in: Regenerate.
3106 * arm-reloc-property.cc: New file.
3107 * arm-reloc-property.h: New file.
3108 * arm-reloc.def: New file.
3109 * arm.cc: Update comments.
3110 (arm-reloc-property.h): New included header.
3111 (arm_reloc_property_table): New global variable.
3112 (Target_arm::do_select_as_default_target): New method definition.
3113 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3114 arm-reloc-property to targ_extra_obj.
3115 * parameters.cc (set_parameters_target): Call
3116 Target::select_as_default_target().
3117 * target.h (Target::select_as_default_target): New method definition.
3118 (Target::do_select_as_default_target): Same.
3120 2010-02-01 Doug Kwan <dougkwan@google.com>
3122 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3123 first_output_text_section_.
3124 (Arm_exidx_fixup::first_output_text_section): New method definition.
3125 (Arm_exidx_fixup::first_output_text_section_): New data member.
3126 (Arm_exidx_fixup::process_exidx_section): Record the first text
3127 output section seen.
3128 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3129 and entsize in output section header.
3131 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3133 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3134 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3135 (Arm_relocate_functions::thm_alu11): New Method.
3136 (Arm_relocate_functions::thm_pc8): New Method.
3137 (Arm_relocate_functions::thm_pc12): New Method.
3138 (Target_arm::Scan::local): Handle the relocations.
3139 (Target_arm::Scan::global): Likewise.
3140 (Target_arm::Relocate::relocate): Likewise.
3141 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3143 2010-01-29 Doug Kwan <dougkwan@google.com>
3145 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3146 of relocation types as ld.
3148 2010-01-29 Doug Kwan <dougkwan@google.com>
3150 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3152 (Arm_relocate_functions::thumb_branch_common): Ditto.
3153 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3154 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3155 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3156 Arm_relocate_functions::jump24): Remove.
3157 (Target_arm::Relocate::relocate): Adjust code to call
3158 Arm_relocation_functions::arm_branch_common and
3159 Arm_relocation_functions::thumb_branch_common instead of their removed
3160 wrappers. Merge switch-cases together to reduce source code size.
3162 2010-01-29 Doug Kwan <dougkwan@google.com>
3164 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3165 output_local_symbol_count_needs_update_.
3166 (Arm_relobj::output_local_symbol_count_needs_update,
3167 Arm_relobj::set_output_local_symbol_count_needs_update,
3168 Arm_relobj::update_output_local_symbol_count): New methods.
3169 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3171 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3172 of pointed function as in a R_ARM_PREL31 relocation.
3173 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3174 for output local symbol count updating.
3175 (Target_arm::do_relax): Update output local symbol counts in objects
3177 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3179 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3181 * arm.cc: Added support for the ARM relocations:
3182 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3183 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3184 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3186 (Arm_relocate_functions::movw_rel): New method.
3187 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3188 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3190 (Arm_relocate_functions::thm_movw_rel): New method.
3191 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3193 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3195 (Target_arm::Scan::global): Likewise.
3196 (Target_arm::Relocate::relocate): Likewise.
3197 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3200 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3202 * arm.cc: Added support for ARM group relocations.
3203 (Target_arm::reloc_needs_sym_origin): New method.
3204 (Arm_relocate_functions::calc_grp_kn): New method.
3205 (Arm_relocate_functions::calc_grp_residual): New method.
3206 (Arm_relocate_functions::calc_grp_gn): New method.
3207 (Arm_relocate_functions::arm_grp_alu): New Method.
3208 (Arm_relocate_functions::arm_grp_ldr): New Method.
3209 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3210 (Arm_relocate_functions::arm_grp_ldc): New Method.
3211 (Target_arm::Scan::local): Handle the ARM group relocations.
3212 (Target_arm::Scan::global): Likewise.
3213 (Target_arm::Relocate::relocate): Likewise.
3214 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3217 2010-01-26 Doug Kwan <dougkwan@google.com>
3219 * arm.cc (set): Include.
3220 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3222 (Arm_output_section::Text_section_list): New type.
3223 (Arm_output_section::append_text_sections_to_list): New method.
3224 (Arm_output_section::fix_exidx_coverage): Ditto.
3225 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3226 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3227 Relobj::set_section_offset() instead of
3228 Sized_relobj::invalidate_section_offset().
3229 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3230 parameter for section headers. Ignore relocation sections for
3231 unallocated sections and EXIDX sections.
3232 (Target_arm::fix_exidx_coverage): New method.
3233 (Target_arm::output_section_address_less_than): New type.
3234 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3235 linked text section instead of the EXIDX section.
3236 (Arm_output_section::create_stub_group): Add an assertion to check
3237 that this is not an EXIDX output section.
3238 (Arm_output_section::append_text_sections_to_list): New method.
3239 (Arm_output_section::fix_exidx_coverage): Ditto.
3240 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3241 Arm_relobj::section_needs_reloc_stub_scanning.
3242 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3244 (Target_arm::fix_exidx_coverage): New method.
3245 * object.h (Relobj::set_output_section): New method.
3246 (Sized_relobj::invalidate_section_offset): Remove method.
3247 (Sized_relobj::do_invalidate_section_offset): Remove method.
3248 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3250 2010-01-25 Doug Kwan <dougkwan@google.com>
3252 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3253 Fix warning due to signed and unsigned comparison on a 32-bit host.
3255 2010-01-22 Doug Kwan <dougkwan@google.com>
3257 * arm.cc (Target_arm::do_relax): Record an output section for section
3258 offset adjustment it contains any stub table that has changed.
3259 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3260 offsets in an output section if necessary.
3261 * output.cc (Output_section::Output_section): Initialize
3262 section_offsets_need_adjustments_.
3263 (Output_section::add_input_section_for_script): Renamed to
3264 Output_section::add_simple_input_section.
3265 (Output_section::save_states): Add a comment.
3266 (Output_section::discard_states): New method defintion.
3267 (Output_section::adjust_section_offsets): Same.
3268 * output.h (Output_section::add_input_section_for_script): Renamed to
3269 Output_section::add_simple_input_section.
3270 (Output_section::discard_states): New method declaration.
3271 (Output_section::adjust_section_offsets): Same.
3272 (Output_section::section_offsets_need_adjustment,
3273 Output_section::set_section_offsets_need_adjustment): New method
3275 (Output_section::section_offsets_need_adjustment_): New data member.
3276 * script-sections.cc
3277 (Output_section_element_input::set_section_address): Adjust code for
3278 renaming of Output_section::add_input_section_for_script.
3279 (Orphan_output_section::set_section_address): Same.
3281 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3283 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3284 Fix_v4bx enum values .
3285 * gold/options.h (General_options): New option definitions.
3286 (General_options::fix_v4bx): New method.
3287 (General_options::Fix_v4bx): New enum.
3288 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3289 (General_options::parse_fix_v4bx_interworking): New method.
3291 2010-01-22 Doug Kwan <dougkwan@google.com>
3293 * arm.cc (Arm_exidx_fixup): New class.
3295 2010-01-21 Doug Kwan <dougkwan@google.com>
3297 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3299 (Arm_exidx_section_offset_map): New type.
3301 2010-01-21 Doug Kwan <dougkwan@google.com>
3303 * arm.cc (Arm_exidx_input_section): New class.
3304 (Arm_relobj::exidx_input_section_by_link,
3305 Arm_relobj::exidx_input_section_by_shndx,
3306 Arm_relobj::make_exidx_input_section): New methods.
3307 (read_arm_attributes_section): Remove.
3308 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3309 information about them.
3310 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3313 2010-01-20 Doug Kwan <dougkwan@google.com>
3315 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3316 Input_section_specifier to Section_id.
3317 (Target_arm::new_arm_input_section: Adjust code for change of key
3319 (Target_arm::find_arm_input_section): Ditto.
3320 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3321 (Section_id): Remove.
3322 (Garbage_collection::Section_id_hash): Remove.
3323 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3324 (Section_id): Remove.
3325 (Icf::Section_id_hash): Remove.
3326 * object.h (Section_id, Const_section_id, Section_id_hash,
3327 Const_section_id_hash): New type definitions.
3328 * output.cc (Output_section::add_relaxed_input_section): Change to
3329 use Const_section_id instead of Input_section_specifier as key type.
3330 (Output_section::add_merge_input_section): Ditto.
3331 (Output_section::build_relaxation_map): Change to use Section_id
3332 instead of Input_section_specifier as key type.
3333 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3335 (Output_section::convert_input_sections_to_relaxed_sections): Change
3336 to use Const_section_id instead of Input_section_specifier as key type.
3337 (Output_section::find_merge_section): Ditto.
3338 (Output_section::find_relaxed_input_section): Ditto.
3339 * output.h (Input_section_specifier): Remove class.
3340 (Output_section::Output_section_data_by_input_section_map): Change
3341 key type to Const_section_id.
3342 (Output_section::Output_relaxed_input_section_by_input_section_map):
3344 (Output_section::Relaxation_map): Change key type to Section_id.
3346 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3348 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3349 (class Arm_v4bx_stub): New class.
3350 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3351 (Stub_factory::make_arm_v4bx_stub): New method.
3352 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3353 (Stub_table::empty): Handle v4bx stubs.
3354 (Stub_table::add_arm_v4bx_stub): New method.
3355 (Stub_table::find_arm_v4bx_stub): New method.
3356 (Arm_relocate_functions::v4bx): New method.
3357 (Target_arm::fix_v4bx): New method.
3358 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3359 (Stub_table::relocate_stubs): Likewise.
3360 (Stub_table::do_write): Likewise.
3361 (Stub_table::update_data_size_and_addralign): Likewise.
3362 (Stub_table::finalize_stubs): Likewise.
3363 (Target_arm::Scan::local): Likewise.
3364 (Target_arm::Scan::global): Likewise.
3365 (Target_arm::do_finalize_sections): Likewise.
3366 (Target_arm::Relocate::relocate): Likewise.
3367 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3369 (Target_arm::scan_reloc_for_stub): Likewise.
3370 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3372 2010-01-19 Ian Lance Taylor <iant@google.com>
3374 * output.cc (Output_section_headers::do_sized_write): Write large
3375 segment count to sh_info field.
3376 (Output_file_header::do_sized_write): For large segment count,
3377 write PN_XNUM to e_phnum field.
3379 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3381 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3382 (Arm_relocate_functions::thm_jump8): New function.
3383 (Arm_relocate_functions::thm_jump11): New function.
3384 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3386 (Target_arm::Scan::global): Likewise.
3387 (Target_arm::Relocate::relocate): Likewise.
3388 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3391 2010-01-14 Doug Kwan <dougkwan@google.com>
3393 * arm.cc (map, utility): Include headers.
3394 (Target_arm::apply_cortex_a8_workaround): New method.
3395 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3396 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3397 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3398 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3399 the --[no-]fix-cortex-a8 command line options.
3400 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3401 (Target_arm::relocate_stub): Use addend in instruction template.
3402 * options.h (DEFINE_bool): Set the user-set flag.
3403 (General_options): Add --[no-]-fix-cortex options.
3404 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3405 : Update fast look-up map after conversion.
3407 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3409 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3410 in the first pass of do_layout.
3412 2010-01-13 Doug Kwan <dougkwan@google.com>
3414 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3415 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3416 apparent compiler problem of not folding static constant integral
3417 data members of elfcpp::Elf_sizes<32>.
3419 2010-01-13 Doug Kwan <dougkwan@google.com>
3421 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3422 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3423 Arm_relobj::scan_section_for_cortex_a8_erratum,
3424 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3425 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3426 sections to scan for relocation stubs into a new method
3427 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3428 relocation and Cortex-A8 stub scanning.
3429 (Target_arm::do_relax): Force stubs to be after stubbed sections
3430 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3431 the beginning of a new relaxation pass. Update a comment.
3432 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3434 2010-01-12 Ian Lance Taylor <iant@google.com>
3436 * target-reloc.h (visibility_error): New inline function.
3437 (relocate_section): Call visibility_error.
3438 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3439 (MOSTLYCLEANFILES): Likewise.
3440 (protected_4_pic.o, protected_3.err): New targets.
3441 * testsuite/protected_4.cc: New file.
3443 2010-01-12 Doug Kwan <dougkwan@google.com>
3445 * arm.cc (Cortex_a8_reloc): New class.
3446 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3447 and cortex_a8_relocs_info_.
3448 (Target_arm::fix_cortex_a8): New method definition.
3449 (Target_arm::Cortex_a8_relocs_info): New type.
3450 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3451 New data member declarations.
3452 (Target_arm::scan_reloc_for_stub): Record information about
3453 relocations for THUMB branches that might be exempted from the
3454 Cortex-A8 workaround.
3455 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3456 at the beginning of a relaxation pass.
3458 2010-01-12 Doug Kwan <dougkwan@google.com>
3460 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3461 (Arm_relobj::Mapping_symbol_position,
3462 Arm_reloj::Mapping_symbol_position_less,
3463 Arm_relobj::Mapping_symbols_info): New types.
3464 (Target_arm::is_mapping_symbol_name): New method definition.
3465 (Arm_relobj::do_count_local_symbols): Save information about mapping
3468 2010-01-11 Doug Kwan <dougkwan@google.com>
3470 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3471 Arm_relocate_functions::thumb32_branch_upper,
3472 Arm_relocate_functions::thumb32_branch_lower,
3473 Arm_relocate_functions::thumb32_cond_branch_offset,
3474 Arm_relocate_functions::thumb32_cond_branch_upper,
3475 Arm_relocate_functions::thumb32_cond_branch_lower,
3476 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3477 branch offset encoding.
3478 (Arm_relocate_functions::thumb_branch_common): Use new branch
3479 offset encoding methods to avoid code duplication.
3480 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3481 (Stub_addend_reader::operator()): Use new branch encoding method
3482 to avoid code duplication.
3484 2010-01-11 Doug Kwan <dougkwan@google.com>
3486 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3487 (Target_arm::do_finalize_sections): Define special EXIDX section
3488 symbols only if referenced.
3489 * gc.h (Garbage_collection::add_reference): New method.
3490 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3493 2010-01-11 Ian Lance Taylor <iant@google.com>
3495 * script.cc (Version_script_info::build_expression_list_lookup):
3496 Change complaing about duplicate wildcard match from error to
3499 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3501 (Version_script_info::Version_script_info): Initialize globs_,
3502 default_version_, default_is_global_, and exact_. Don't
3503 initialize globals_ or locals_.
3504 (Version_script_info::build_lookup_tables): Build local symbols
3506 (Version_script_info::unquote): New function.
3507 (Version_script_info::add_exact_match): New function.
3508 (Version_script_info::build_expression_list_lookup): Remove lookup
3509 parameter. Add is_global parameter. Change all callers. Handle
3510 wildcard pattern specially. Unquote pattern. Call
3512 (Version_script_info::get_name_to_match): New function.
3513 (Version_script_info::get_symbol_version): New function.
3514 (Version_script_info::get_symbol_version_helper): Remove.
3515 (Version_script_info::check_unmatched_names): Call unquote.
3516 * script.h (class Version_script_info): Change get_symbol_version
3517 to be non-inline and add is_global parameter; change all callers.
3518 Rewrite symbol_is_local. Update declarations. Define struct
3519 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3520 Remove globals_ and locals_ members. Add exact_, globs_,
3521 default_version_, is_global_.
3522 (Version_script_info::Glob): Remove pattern, add expression and
3523 is_global. Update constructor. Change all callers.
3524 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3526 (Versions::symbol_section_contents): If a symbol is undefined, or
3527 defined in a dynamic object, set the version index to
3529 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3531 (Symbol_table::add_from_pluginobj): Likewise.
3532 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3534 2010-01-11 Doug Kwan <dougkwan@google.com>
3536 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3537 (incremental_dump_LDADD): Add linking option for libintl.
3538 * Makefile.in: Regenerate.
3540 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3543 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3545 * testsuite/Makefile.in: Regenerated.
3547 2010-01-10 Doug Kwan <dougkwan@google.com>
3549 * options.h (DEFINE_var): Use parentheses around argument varname__
3550 in macro body to avoid any unintended subsequent substitutions.
3552 2010-01-10 Ian Lance Taylor <iant@google.com>
3554 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3555 candidates before doing symbol resolution.
3557 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3558 ODR candidates if only one is weak.
3560 2010-01-08 Ian Lance Taylor <iant@google.com>
3562 * script.cc (Version_script_info::build_expression_list_lookup):
3563 Don't warn about ambiguous version, just record the ambiguity.
3564 (Version_script_info::get_symbol_version_helper): Give error if
3565 version is ambiguous.
3567 2010-01-08 Doug Kwan <dougkwan@google.com>
3569 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3570 prev_data_size_ and prev_addralign_. Remove initializer for
3571 deleted data member has_been_changed_.
3572 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3573 to determine if the table is empty.
3574 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3576 (Stub_table::add_reloc_stub): Define method in class definition
3577 instead of just declaring it there.
3578 (Stub_table::add_cortex_a8_stub): New method definition.
3579 (Stub_table::update_data_size_and_addralign): Ditto.
3580 (Stub_table::finalize_stubs): Ditto.
3581 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3582 (Stub_table::do_addralign_): Return address alignment in the
3583 (Stub_table::do_reset_address_and_file_offset): Define method in
3584 class definition instead of declaring it there. Set current data
3585 size to be the data size of the previous pass.
3586 (Stub_table::set_final_data_size): Use current data size as the
3588 (Stub_table::relocate_stub): Change parameter type of stub from
3589 Reloc_stub pointer to Stub pointer.
3590 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3591 (Stub_table::Cortex_a8_stub_list): New typedef.
3592 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3593 Stub_table::prev_addralign_): New data member.
3594 (Arm_relobj::Arm_relobj): Initialize data member
3595 section_has_cortex_a8_workaround_.
3596 (Arm_relobj::section_has_cortex_a8_workaround,
3597 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3599 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3601 (Target_arm::relocate_stub): Change parameter type of stub from
3602 Reloc_stub pointer to Stub pointer.
3603 (Insn_template::size, Insn_template::alignment): Handle
3604 THUMB16_SPECIAL_TYPE.
3605 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3606 Stub_table::update_data_size_and_addralign,
3607 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3609 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3610 (Stub_table::do_write): Ditto.
3611 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3613 2010-01-08 Ian Lance Taylor <iant@google.com>
3616 * symtab.h (class Symbol): Remove fields is_target_special_ and
3617 has_plt_offset_. Add field is_defined_in_discarded_section_.
3618 (Symbol::is_defined_in_discarded_section): New function.
3619 (Symbol::set_is_defined_in_discarded_section): New function.
3620 (Symbol::has_plt_offset): Rewrite.
3621 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3622 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3623 Don't initialize is_target_special_ or has_plt_offset_.
3624 Initialize is_defined_in_discarded_section_.
3625 (Symbol_table::add_from_relobj): If appropriate, set
3626 is_defined_in_discarded_section.
3627 * resolve.cc (Symbol::override_base_with_special): Don't test
3628 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3629 * target-reloc.h (relocate_section): Do special handling for
3630 symbols defined in discarded sections for global symbols as well
3633 2010-01-08 Ian Lance Taylor <iant@google.com>
3635 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3636 the SHT_SYMTAB case.
3638 2010-01-08 Ian Lance Taylor <iant@google.com>
3640 * object.cc (Sized_relobj::do_layout): Don't get confused if
3641 layout_eh_frame returns NULL.
3643 2010-01-08 Ian Lance Taylor <iant@google.com>
3646 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3647 dynamic symbol table, use the normal symbol table.
3648 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3651 2010-01-08 Ian Lance Taylor <iant@google.com>
3654 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3657 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3659 * version.cc (print_version): Change to "Copyright 2010".
3661 2010-01-08 Ian Lance Taylor <iant@google.com>
3665 * i386.cc (class Target_i386): Change return type of plt_section
3667 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3668 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3669 tls_desc_rel_ field.
3670 (Output_data_plt_i386::rel_tls_desc): New function.
3671 (Target_i386::rel_tls_desc_section): New function.
3672 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3673 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3674 R_386_TLS_DESC reloc in rel_tls_desc_section.
3675 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3676 Define struct Tlsdesc_info.
3677 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3678 (Target_x86_64::do_reloc_symbol_index): New function.
3679 (Target_x86_64::add_tlsdesc_info): New function.
3680 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3681 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3683 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3685 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3686 (Target_x86_64::rela_tlsdesc_section): New function.
3687 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3689 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3690 (Target_x86_64::do_reloc_addend): New function.
3691 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3692 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3693 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3694 (Output_reloc::type): New function.
3695 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3696 (Output_reloc::is_target_specific): New function.
3697 (Output_reloc::target_arg): New function.
3698 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3699 absolute relocs and target specific relocs.
3700 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3701 add_target_specific.
3702 (class Output_data_reloc) [SHT_RELA]: Likewise.
3703 * output.cc (Output_reloc::Output_reloc): Add four new versions
3704 for absolute relocs and target specific relocs.
3705 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3706 (Output_reloc::get_symbol_index): Likewise.
3707 (Output_reloc::local_section_offset): Check that local_sym_index_
3708 is not TARGET_CODE or 0.
3709 (Output_reloc::symbol_value): Likewise.
3710 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3712 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3713 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3715 * layout.cc (add_target_dynamic_tags): Use output section for
3716 DT_PLTRELSZ and DT_JMPREL.
3718 2010-01-07 Ian Lance Taylor <iant@google.com>
3721 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3723 (class Output_data_reloc_generic): Define.
3724 (class Output_data_reloc_base): Change base class to
3725 Output_data_reloc_generic. Change add() method to call
3726 bump_relative_reloc_count for a relative reloc. Remove
3728 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3730 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3731 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3733 * layout.h (class Layout): Update declaration.
3735 2010-01-07 Ian Lance Taylor <iant@google.com>
3737 * output.h (class Output_data): Add const version of
3738 output_section and do_output_section.
3739 (class Output_section_data): Add const version of
3741 (class Output_section): Likewise.
3742 * layout.cc (Layout::add_target_dynamic_tags): New function.
3743 * layout.h (class Layout): Update declarations.
3744 * arm.cc (Target_arm::do_finalize_sections): Use
3745 add_target_dynamic_tags.
3746 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3747 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3748 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3749 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3751 2010-01-07 Ian Lance Taylor <iant@google.com>
3754 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3757 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3758 Ian Lance Taylor <iant@google.com>
3761 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3762 Xindex::read_symtab_xindex.
3764 2010-01-07 Doug Kwan <dougkwan@google.com>
3766 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3767 (Insn_template::thumb16_bcond_insn): New method declaration.
3768 (Insn_template): Fix spelling.
3769 (Stub::thumb16_special): New method declaration.
3770 (Stub::do_write): Define virtual method which was previously pure
3772 (Stub::do_thumb16_special): New method declaration.
3773 (Stub::do_fixed_endian_write): New template member.
3774 (Reloc_stub::do_write): Remove.
3775 (Reloc_stub::do_fixed_endian_write): Remove.
3776 (Cortex_a8_stub): New class definition.
3777 (Stub_factory::make_cortex_a8_stub): New method definition.
3778 (Stub_factory::Stub_factory): Add missing static storage class
3779 qualifier for elf32_arm_stub_a8_veneer_blx.
3781 2010-01-07 Ian Lance Taylor <iant@google.com>
3784 * options.h (class General_options): Add --warn-unresolved-symbols
3785 and --error-unresolved-symbols.
3786 * errors.cc (Errors::undefined_symbol): Implement
3787 --warn-unresolved-symbols.
3789 * options.h (class General_options): Add -z text and -z textoff.
3790 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3792 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3794 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3795 (Garbage_collection::cident_sections): New function.
3796 (Garbage_collection::add_cident_section): New function.
3797 (Garbage_collection::cident_sections_): New member.
3798 (gc_process_relocs): Add references to sections whose names are C
3800 * gold.h (cident_section_start_prefix): New constant.
3801 (cident_section_stop_prefix): New constant.
3802 (is_cident): New function.
3803 * layout.cc (Layout::define_section_symbols): Replace string constants
3804 with the newly defined constants.
3805 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3807 * testsuite/Makefile.am: Add gc_orphan_section_test.
3808 * testsuite/Makefile.in: Regenerate.
3809 * testsuite/gc_orphan_section_test.cc: New file.
3810 * testsuite/gc_orphan_section_test.sh: New file.
3812 2010-01-06 Ian Lance Taylor <iant@google.com>
3815 * options.h (class General_options): Add --warn-shared-textrel.
3816 * layout.cc (Layout::finish_dynamic_section): Implement
3817 --warn-shared-textrel.
3820 * options.h (class General_options): Add --warn-multiple-gp.
3822 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3824 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3825 $(THREADSLIB) and $(LIBDL).
3826 * Makefile.in: Rebuild.
3828 2010-01-06 Ian Lance Taylor <iant@google.com>
3831 * options.cc (General_options::parse_section_start): New function.
3832 (General_options::section_start): New function.
3833 (General_options::General_options): Initialize all members.
3834 * options.h: Include <map>
3835 (class General_options): Add --section-start. Add section_starts_
3837 * layout.cc (Layout::attach_allocated_section_to_segment): If
3838 --section-start was used, set the address of the segment. Remove
3839 local sort_sections.
3840 (Layout::relaxation_loop_body): If the address of the load segment
3841 has been set by --section-start, don't use it.
3842 * output.h (Output_segment::update_flags_for_output_section): New
3844 * output.cc (Output_segment::add_output_section): Call
3845 update_flags_for_output_section.
3847 2010-01-05 Ian Lance Taylor <iant@google.com>
3850 * options.h (class General_options): Add --undefined-version.
3851 * script.cc (struct Version_expression): Add was_matched_by_symbol
3853 (Version_script_info::matched_symbol): New function.
3854 (Version_script_info::get_symbol_version_helper): Call
3856 (Version_script_info::check_unmatched_names): New function.
3857 * script.h (class Version_script_info): Update declarations.
3858 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3860 * options.h (class General_options): Use DEFINE_bool_alias for
3861 allow_multiple_definition.
3862 * resolve.cc (Symbol_table::should_override): Don't test
3863 allow_multiple_definition.
3866 * options.h (class General_options): Add --cref.
3867 * main.cc (main): Print cref table if --cref. Don't close mapfile
3868 until after printing cref table.
3869 * cref.cc: Include "symtab.h".
3870 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3871 (Cref_table_compare::operator()): New function.
3872 (Cref_inputs::gather_cref): New function.
3873 (filecol): New static const.
3874 (Cref_inputs::print_cref): New function.
3875 (Cref::print_cref): New function.
3876 * cref.h: Include <cstdio>.
3877 (class Cref): Update declarations.
3878 * mapfile.h (Mapfile::file): New function.
3879 * object.h (class Object): Define Symbols. Declare virtual
3880 do_get_global_symbols.
3881 (Object::get_global_symbols): New function.
3882 * object.cc (Input_objects::add_object): Pass object to cref_ if
3884 (Input_objects::archive_start): Likewise.
3885 (Input_objects::archive_stop): Likewise.
3886 (Input_objects::print_cref): New function.
3887 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3888 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3890 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3892 * plugin.h (class Sized_pluginobj): Update declarations.
3894 2010-01-05 Ian Lance Taylor <iant@google.com>
3896 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3897 to is_default_version. Rename insdef to insdefault.
3898 (Symbol_table::add_from_relobj): Rename def to is_default_version
3899 and local to is_forced_local.
3900 (Symbol_table::add_from_pluginobj): Likewise.
3901 (Symbol_table::add_from_dynobj): Likewise.
3902 (Symbol_table::define_special_symbol): Rename insdef to
3905 2010-01-04 Ian Lance Taylor <iant@google.com>
3908 * options.h (class General_options): Add
3909 --allow-multiple-definition and -z muldefs.
3910 * resolve.cc (Symbol_table::should_override): Don't warn about a
3911 multiple symbol definition if --allow-multiple-definition or -z
3915 * options.h (class General_options): Add --add-needed and
3916 --copy-dt-needed-entries. Tweak --as-needed help entry.
3917 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3918 error if --copy-dt-needed-entries aka --add-needed is used and
3919 would cause a change in behaviour.
3922 * options.h (class General_options): Add -G as a short version of
3923 --shared. Add no-op options -assert, -g, and -i.
3925 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3927 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3928 check for .text or .gnu.linkonce.t sections.
3929 * icf.cc (Icf::find_identical_sections): Ditto.
3930 Change the detection for mangled function name within the section
3932 * icf.h (is_section_foldable_candidate): New function.
3934 2009-12-30 Ian Lance Taylor <iant@google.com>
3937 * options.h (class General_options): Permit two dashes with
3938 --retain-symbols-file.
3940 2009-12-30 Ian Lance Taylor <iant@google.com>
3943 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3944 don't put the file header and segment headers in the text
3948 * common.cc (Sort_commons::operator()): Stabilize sort when both
3950 (Symbol_table::do_allocate_commons_list): When allocating common
3951 symbols, skip a symbol which is no longer common.
3952 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3953 an object before checking its type.
3954 * testsuite/common_test_2.c: New file.
3955 * testsuite/common_test_3.c: New file.
3956 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3957 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3958 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3959 (common_test_2_pic.o, common_test_2.so): New targets.
3960 (common_test_3_pic.o, common_test_3.so): New targets.
3961 * testsuite/Makefile.in: Rebuild.
3964 * script.cc (read_input_script): If we see a new SECTIONS clause,
3965 and we have added an input section, give an error.
3966 * layout.h (class Layout): Add have_added_input_section function.
3967 Add have_added_input_section_ field.
3968 * layout.cc (Layout::Layout): Initialize
3969 have_added_input_section_.
3970 (Layout::layout): Set have_added_input_section_.
3971 (Layout::layout_eh_frame): Likewise.
3973 2009-12-30 Ian Lance Taylor <iant@google.com>
3976 * options.h (class General_options): Add --sort-common option.
3977 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3978 * common.cc (Sort_common): Add sort_order parameter to
3979 constructor. Add sort_order_ field.
3980 (Sort_commons::operator): Check sort_order_.
3981 (Symbol_table::allocate_commons): Determine the sort order.
3982 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3984 (Symbol_table::do_allocate_commons_list): Likewise.
3986 2009-12-30 Ian Lance Taylor <iant@google.com>
3989 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3990 symbols from this object, don't change the visibility of an
3992 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3994 2009-12-30 Ian Lance Taylor <iant@google.com>
3997 * script.h (class Version_script_info): Define Language enum.
3998 Update declarations. Define Glob, Exact, and Lookup types. Add
3999 new fields globals_, locals_, and is_finalized_.
4000 * script.cc: Various formatting fixes.
4001 (class Parser_closure): Change language_stack_ from a vector of
4002 std::string to one of Version_script_info::Language. Adjust all
4004 (class Lazy_demangler): Remove.
4005 (struct Version_expression): Change language from std::string to
4006 Version_script_info::Language.
4007 (Version_script_info::Version_script_info): New function.
4008 (Version_script_info::~Version_script_info): Don't call clear.
4009 (Version_script_info::finalize): New function.
4010 (Version_script_info::build_lookup_tables): New function.
4011 (Version_script_info::build_expression_list_lookup): New
4013 (Version_script_info::get_symbol_version_helper): Rewrite to use
4015 (Version_script_info::print_expression_list): Adjust to use
4016 Version_script_info::Language.
4017 (script_push_lex_into_version_mode): Check that the version script
4018 has not been finalized.
4019 (version_script_push_lang): Change language string to
4020 Version_script_info::Language.
4021 * options.cc (Command_line::version_script): New function.
4022 * options.h (class General_options): Add finalize_dynamic_list
4023 function. Change version_script from declaration to definition.
4024 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4025 * testsuite/version_script.map: Remove duplicate def of foo.
4026 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4028 * testsuite/Makefile.in: Rebuild.
4030 2009-12-30 Ian Lance Taylor <iant@google.com>
4033 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4034 if the input symbol index is 0, make the output symbol index 0.
4036 2009-12-30 Ian Lance Taylor <iant@google.com>
4039 * options.h (class General_options): Add -x/--discard-all.
4040 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4041 --discard-all. If the local symbol needs a dynamic entry, check
4042 that before handling --discard-locals.
4044 2009-12-30 Ian Lance Taylor <iant@google.com>
4047 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4049 (Output_segment::add_output_section): Don't change the flags if
4053 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4054 GNU hash table if they need a dynamic value. Otherwise, don't add
4055 them if they are defined in a dynamic object or are forced local.
4057 2009-12-29 Ian Lance Taylor <iant@google.com>
4060 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4061 .gnu.hash table for a 32-bit target.
4064 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4065 regular and a dynamic object only needs a dynamic symbol table
4066 entry if it is externally visible.
4069 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4070 constructor. Add global_offset_table_ field.
4071 (Target_i386::got_section): Set global_offset_table_.
4072 (Target_i386::do_finalize_sections): Set global_offset_table_
4074 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4075 in constructor. Add global_offset_table_ field.
4076 (Target_x86_64::got_section): Set global_offset_table_.
4077 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4080 * layout.cc (Layout::Layout): Initialize increase_relro_.
4081 (Layout::get_output_section): Add is_relro, is_last_relro, and
4082 is_first_non_relro parameters. Change all callers.
4083 (Layout::choose_output_section): Likewise.
4084 (Layout::add_output_section_data): Likewise.
4085 (Layout::make_output_section): Likewise.
4086 (Layout::set_segment_offsets): Clear increase_relro when using a
4088 * layout.h (class Layout): Add increase_relro method. Add
4089 increase_relro_ field. Update declarations.
4090 * output.cc (Output_section::Output_section): Initialize
4091 is_last_relro_ and is_first_non_relro_.
4092 (Output_segment::add_output_section): Group relro sections is
4093 do_sort is true. Handle is_last_relro and is_first_non_relro.
4094 (Output_segment::maximum_alignment): Remove relro handling.
4095 (Output_segment::set_section_addresses): Add increase_relro
4096 parameter. Change all callers. Add initial alignment to align
4097 relro sections on separate page. Remove old relro handling.
4098 (Output_segment::set_section_list_addresses): Remove in_relro
4099 parameter. Change all callers.
4100 (Output_segment::set_offset): Add increase parameter. Change all
4101 callers. Remove old relro handling.
4102 * output.h (class Output_section): Add new methods: is_last_relro,
4103 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4104 Add is_last_relro_ and is_first_non_relro_ fields.
4105 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4106 Create separate .got.plt section. Call increase_relro.
4107 * x86_64.cc (Target_x86_64::got_section): Likewise.
4108 * testsuite/relro_script_test.t: Add .got.plt.
4111 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4112 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4113 (Layout::finalize): Call set_dynamic_symbol_size.
4114 (Layout::set_dynamic_symbol_size): New function.
4115 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4116 set_dynamic_symbol_size.
4119 * output.h (class Output_section): Add is_entsize_zero_ field.
4120 * output.cc (Output_section::Output_section): Initialize
4122 (Output_section::set_entsize): If two different entsizes are
4123 requested, force it to zero.
4124 (Output_section::add_input_section): Set flags for .debug_str
4125 before updating section flags. Set entsize.
4126 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4127 and SHF_STRING if all input sections have those flags.
4129 2009-12-29 Rafael Espindola <espindola@google.com>
4131 * main.cc (main): Fix the sys time reporting.
4132 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4135 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4137 * options.cc (General_options::parse_version): Allow -v to exit
4138 without an error if there is nothing to link.
4140 2009-12-29 Ian Lance Taylor <iant@google.com>
4142 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4143 using a version of gcc before 4.1.
4144 * configure: Rebuild.
4146 2009-12-28 Chris Demetriou <cgd@google.com>
4148 * attributes.cc (Output_attributes_section_data::do_write): Use
4149 std::vector::front rather than std::vector::data.
4151 2009-12-28 Ian Lance Taylor <iant@google.com>
4153 * symtab.h (class Symbol_table): Add enum Defined.
4154 * resolve.cc (Symbol_table::should_override): Add defined
4155 parameter. Change all callers. Test whether object is NULL
4156 before calling a method on it.
4157 (Symbol_table::report_resolve_problem): Add defined parameter.
4159 (Symbol_table::should_override_with_special): Likewise.
4160 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4161 parameter. Change all callers.
4162 (Symbol_table::do_define_in_output_data): Likewise.
4163 (Symbol_table::define_in_output_segment): Likewise.
4164 (Symbol_table::do_define_in_output_segment): Likewise.
4165 (Symbol_table::define_as_constant): Likewise.
4166 (Symbol_table::do_define_as_constant): Likewise.
4167 * script.h (class Symbol_assignment): Add is_defsym parameter to
4168 constructor; change all callers.
4169 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4170 parameter. Change all callers. Add is_defsym_ field.
4171 (class Parser_closure): Add parsing_defsym parameter to
4172 constructor; change all callers. Add parsing_defsym accessor
4173 function. Add parsing_defsym_ field.
4175 2009-12-28 Ian Lance Taylor <iant@google.com>
4177 * gold.cc (queue_middle_tasks): Fix formatting.
4178 * object.cc (Relobj::is_section_name_included): Likewise.
4180 2009-12-23 Ian Lance Taylor <iant@google.com>
4182 * i386.cc (Target_i386::do_calls_non_split): Recognize
4183 -fsplit-stack prologue for a function with a static chain.
4184 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4185 -fsplit-stack prologue when using %r11.
4187 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4189 * options.cc (General_options::parse_version): Make -v continue and do
4190 the link like GNU ld does.
4192 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4194 * Makefile.am (CCFILES): Add timer.cc.
4195 (HFILES): Add timer.h.
4196 * configure.ac: Check for sysconf and times.
4197 * main.cc: include timer.h.
4198 (main): Use Timer instead of get_run_time.
4201 * workqueue.cc: include timer.h.
4202 (Workqueue::find_and_run_task):
4203 Report user, sys and wall time.
4204 * Makefile.in: Regenerate.
4205 * config.in: Regenerate.
4206 * configure: Regenerate.
4208 2009-12-16 Doug Kwan <dougkwan@google.com>
4210 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4212 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4213 relaxed input sections.
4214 * output.cc (Output_section::find_relaxed_input_section): Change
4215 return type to Output_relaxed_input_section pointer. Adjust code
4216 for new type of relaxed_input_section_map_.
4217 * output.h (Output_section::find_relaxed_input_section): Change
4218 return type to Output_relaxed_input_section pointer.
4219 (Output_section::Output_relaxed_input_section_by_input_section_map):
4221 (Output_section::relaxed_input_section_map_): Change type to
4222 Output_section::Output_relaxed_input_section_by_input_section_map.
4223 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4226 2009-12-15 Ian Lance Taylor <iant@google.com>
4228 * layout.cc (Layout::create_shstrtab): Only write out after input
4229 sections if we are compressing debug sections.
4231 2009-12-15 Ian Lance Taylor <iant@google.com>
4233 * archive.cc (Archive::add_symbols): Only look up a symbol without
4234 a version if there is, in fact, a version.
4236 2009-12-14 Ian Lance Taylor <iant@google.com>
4238 Revert -Wshadow changes, all changes from:
4239 2009-12-11 Doug Kwan <dougkwan@google.com>
4240 2009-12-11 Nick Clifton <nickc@redhat.com>
4241 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4243 2009-12-11 Doug Kwan <dougkwan@google.com>
4245 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4247 * attributes.cc (Object_attribute::size): Ditto.
4248 (Attributes_section_data::size): Ditto.
4249 (Attributes_section_data::Attributes_section_data): Ditto.
4250 (Output_attributes_section_data::do_write): Ditto.
4251 * attributes.h (Object_attribute::set_type): Ditto.
4252 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4254 2009-12-11 Nick Clifton <nickc@redhat.com>
4256 * archive.cc: Fix shadowed variable warnings.
4258 * compressed_output.cc: Likewise.
4259 * compressed_output.h: Likewise.
4260 * configure: Likewise.
4261 * dwarf_reader.cc: Likewise.
4262 * dynobj.cc: Likewise.
4263 * dynobj.h: Likewise.
4264 * ehframe.cc: Likewise.
4265 * ehframe.h: Likewise.
4266 * errors.cc: Likewise.
4267 * expression.cc: Likewise.
4268 * fileread.cc: Likewise.
4269 * fileread.h: Likewise.
4270 * freebsd.h: Likewise.
4271 * i386.cc: Likewise.
4273 * incremental.h: Likewise.
4274 * layout.cc: Likewise.
4275 * layout.h: Likewise.
4276 * mapfile.cc: Likewise.
4277 * merge.cc: Likewise.
4278 * merge.h: Likewise.
4279 * object.cc: Likewise.
4280 * object.h: Likewise.
4281 * options.h: Likewise.
4282 * output.cc: Likewise.
4283 * output.h: Likewise.
4284 * parameters.cc: Likewise.
4285 * plugin.cc: Likewise.
4286 * powerpc.cc: Likewise.
4287 * reduced_debug_output.cc: Likewise.
4288 * reduced_debug_output.h: Likewise.
4289 * reloc.cc: Likewise.
4290 * reloc.h: Likewise.
4291 * resolve.cc: Likewise.
4292 * script-sections.cc: Likewise.
4293 * script.cc: Likewise.
4294 * script.h: Likewise.
4295 * sparc.cc: Likewise.
4296 * symtab.cc: Likewise.
4297 * symtab.h: Likewise.
4298 * target-select.cc: Likewise.
4299 * target-select.h: Likewise.
4300 * token.h: Likewise.
4301 * workqueue.cc: Likewise.
4302 * workqueue.h: Likewise.
4303 * x86_64.cc: Likewise.
4305 2009-12-10 Doug Kwan <dougkwan@google.com>
4307 * arm.cc (attributes.h): New include.
4308 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4309 (Arm_relobj::~Arm_relobj): Delete object pointed by
4310 attributes_section_data_.
4311 (Arm_relobj::attributes_section_data): New method definition.
4312 (Arm_relobj::attributes_section_data_): New data member declaration.
4313 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4314 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4315 attributes_section_data_.
4316 (Arm_dynobj::attributes_section_data): New method definition.
4317 (Arm_dynobj::attributes_section_data_): New data member declaration.
4318 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4319 initialization value of may_use_blx_ to false.
4320 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4321 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4322 object attributes to compute results instead of hard-coding.
4323 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4324 Target_arm::get_secondary_compatible_arch,
4325 Target_arm::set_secondary_compatible_arch
4326 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4327 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4328 New method declarations.
4329 (Target_arm::get_aeabi_object_attribute): New method definition.
4330 (Target_arm::attributes_section_data_): New data member declaration.
4331 (read_arm_attributes_section): New template definition.
4332 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4333 (Arm_dynobj::do_read_symbols): Ditto.
4334 (Target_arm::do_finalize_sections): Merge attributes sections from
4335 input. Check for BLX use after attributes section merging.
4336 Fix __exidx_start and __exidx_end visibility. Create an
4337 .ARM.attributes section if necessary.
4338 (Target_arm::get_secondary_compatible_arch,
4339 Target_arm::set_secondary_compatible_arch,
4340 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4341 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4342 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4343 New method definitions.
4345 2009-12-09 Ian Lance Taylor <iant@google.com>
4347 * plugin.cc (Plugin::load): Don't cast from void* to a function
4350 2009-12-09 Ian Lance Taylor <iant@google.com>
4352 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4355 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4357 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4358 Replace two_file_shared_1.so with two_file_shared_2.so.
4359 * testsuite/Makefile.in: Regenerated.
4361 2009-12-08 Doug Kwan <dougkwan@google.com>
4363 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4364 (HFILES): Add attributes.h and int_encoding.h.
4365 * Makefile.in: Regenerate.
4366 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4367 function definitions to int_encoding.cc
4368 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4369 prototypes to int_encoding.h
4370 * reduced_debug_output.cc (int_encoding.h): New include.
4371 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4372 function definitions to int_encoding.cc
4373 (insert_into_vector, read_from_pointer): Move template definitions to
4375 * attributes.cc: New file.
4376 * attributes.h: New file.
4377 * int_encoding.cc: New file.
4378 * int_encoding.h: New file.
4380 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4383 * incremental-dump.cc (dump_incremental_inputs): New.
4384 (main): Use dump_incremental_inputs.
4386 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4389 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4390 checking elfcpp::STT_FUNC.
4391 (Target_i386::Relocate::relocate): Likewise.
4392 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4394 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4395 symbols from shared libraries into normal FUNC symbols.
4397 * symtab.h (Symbol): Add is_func and use it.
4399 2009-12-05 Doug Kwan <dougkwan@google.com>
4401 * arm.cc (Target_arm::arm_info): Initialize new fields
4402 attributes_section and attributes_vendor.
4403 * i386.cc (Target_i386::i386_info): Same.
4404 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4405 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4406 fields attributes_section and attributes_vendor.
4407 * sparc.cc (Target_sparc::sparc_info): Same.
4408 * target.h (Target::attributes_section, Target::attributes_vendor,
4409 Target::is_attributes_section, Target::attribute_arg_type,
4410 Target::attributes_order): New method definitions.
4411 (Target::Target_info::attributes_section,
4412 Target::Target_info::attributes_vendor): New fields.
4413 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4414 virtual method definitions.
4415 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4416 attributes_section and attributes_vendor.
4417 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4419 2009-12-05 Doug Kwan <dougkwan@google.com>
4421 * arm.cc: Update comments about interworking and stub generation.
4422 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4423 considered as non-PIC.
4424 (Arm_relocate_functions::base_abs): Fix formatting.
4425 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4426 of function to use GOT entry address instead of offset.
4427 (Target_arm::Scan::global): Issue an error if a symbol would need a
4428 PLT does not get one because it is untyped. Remove code to create
4429 dynamic symbols for relative branches.
4430 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4431 takes unsigned integer instead of boolean.
4433 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4435 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4436 (two_file_test_LDADD): Likewise.
4437 (common_test_1_LDADD): Likewise.
4438 (exception_test_LDADD) Likewise.
4439 (weak_test_LDADD): Likewise.
4440 (many_sections_test_LDADD): Likewise.
4441 (initpri1_LDADD): Likewise.
4442 (script_test_1_LDADD): Likewise.
4443 (script_test_2_LDADD): Likewise.
4444 (justsyms_LDADD): Likewise.
4445 (binary_test_LDADD): Likewise.
4446 (large_LDADD): Likewise.
4447 * testsuite/Makefile.in: Regenerated.
4449 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4451 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4452 (Symbol_table::override_with_special): Likewise.
4453 (Symbol_table::add_from_object): Likewise.
4455 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4457 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4458 Don't set the data_offset twice.
4460 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4462 * testsuite/Makefile.in: Regenerate.
4464 2009-12-03 Doug Kwan <dougkwan@google.com>
4466 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4467 (Target_arm::do_finalize_sections): Add parameter for symbol table
4468 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4469 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4470 parameter for symbol table pointer.
4471 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4472 an additional parameter for a pointer to symbol table.
4473 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4474 parameter for a symbol table pointer.
4475 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4476 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4478 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4479 parameter for a symbol table pointer.
4481 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4483 * incremental.cc (Incremental_inputs_header)
4484 (Incremental_inputs_header_write, Incremental_inputs_entry)
4485 (Incremental_inputs_entry_write): Move ...
4486 * incremental.h (Incremental_inputs_header)
4487 (Incremental_inputs_header_write, Incremental_inputs_entry)
4488 (Incremental_inputs_entry_write): here.
4490 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4492 * incremental.cc (make_sized_incremental_binary): Set the target.
4493 Error if it is incompatible.
4494 * output.h (Output_file): Add filename method.
4496 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4498 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4499 from the get_* methods.
4501 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4503 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4504 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4505 Write 0 for the data_offset of scripts.
4507 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4509 * testsuite/Makefile.am: Add the incremental_test.sh test.
4510 * testsuite/incremental_test.sh: New.
4511 * testsuite/incremental_test_1.c: New.
4512 * testsuite/incremental_test_2.c: New.
4514 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4516 * incremental-dump.cc (main): Fix typos.
4518 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4521 * incremental-dump.cc (main): Use llu to print 64 bit values.
4523 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4524 H.J. Lu <hongjiu.lu@intel.com>
4526 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4528 (incremental_dump_LDADD): Likewise.
4529 * Makefile.in: Regenerated.
4531 2009-11-25 Doug Kwan <dougkwan@google.com>
4535 2009-11-25 Doug Kwan <dougkwan@google.com>
4537 * arm.cc (Target_arm::Target_arm): Move method definition
4538 outside of class definition. Add code to handle
4539 --target1-rel, --target1-abs and --target2= options.
4540 (Target_arm::get_reloc_reloc_type): Change method to be
4541 non-static and const.
4542 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4543 New data member declaration.
4544 (Target_arm::Scan::local, Target_arm::Scan::global,
4545 Target_arm::Relocate::relocate,
4546 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4547 Adjust call to Target_arm::get_real_reloc_type.
4548 (Target_arm::get_real_reloc_type): Use command line options
4549 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4550 * options.h (--target1-rel, --target1-abs, --target2): New
4553 2009-11-25 Doug Kwan <dougkwan@google.com>
4555 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4556 class definition. Add code to handle --target1-rel, --target1-abs
4557 and --target2= options.
4558 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4560 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4562 (Target_arm::Scan::local, Target_arm::Scan::global,
4563 Target_arm::Relocate::relocate,
4564 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4565 call to Target_arm::get_real_reloc_type.
4566 (Target_arm::get_real_reloc_type): Use command line options to
4567 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4568 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4571 2009-11-25 Doug Kwan <dougkwan@google.com>
4573 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4574 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4575 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4577 (Arm_relocate_functions::thm_call): Replace body with a call to
4578 Arm_relocate_functions::thumb_branch_common.
4579 (Arm_relocate_functions::thm_jump24,
4580 Arm_relocate_functions::thm_xpc22): New method definitions.
4581 (Arm_relocate_functions::thumb_branch_common): New method definition.
4582 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4584 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4585 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4587 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4589 * Makefile.am: Build incremental-dump
4590 * Makefile.in: Regenerate.
4591 * incremental-dump.cc: New.
4592 * incremental.cc (Incremental_inputs_header_data,
4593 Incremental_inputs_entry_data): Move to incremental.h
4594 * incremental.h: (Incremental_inputs_header_data,
4595 Incremental_inputs_entry_data): Move from incremental.cc
4597 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4599 * incremental.cc (Incremental_inputs_header,
4600 Incremental_inputs_header_write, Incremental_inputs_entry,
4601 Incremental_inputs_entry_write): Add a typedef with the data type.
4603 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4605 * incremental.cc (Incremental_inputs_header,
4606 Incremental_inputs_header_write, Incremental_inputs_entry,
4607 Incremental_inputs_entry_write): Update comment about which
4608 type has the filed descriptions.
4610 2009-11-15 Doug Kwan <dougkwan@google.com>
4612 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4613 (Arm_relocate_functions::arm_branch_common): Change method defintion
4614 in class definition to a method declaration and update list of formal
4616 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4617 Arm_relocation_functions::jump24): Adjust call to
4618 Arm_relocate_functions::arm_branch_common. Update list of formal
4620 (Arm_relocate_functions::xpc25): New method definition.
4621 (Arm_relocate_functions::arm_branch_common): Move method defintion
4622 out from class definition. Use stubs for mode-switching and extending
4624 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4625 specially. Change code to enable use of stubs in ARM branches.
4627 2009-11-10 Doug Kwan <dougkwan@google.com>
4629 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4630 in method declaration.
4631 (Target_arm::relocate_stub): New method declaration.
4632 (Target_arm::default_target): Change to return a pointer instead of
4634 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4635 Target_arm::default_target.
4636 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4638 (Target_arm::relocate_section): Adjust view.
4639 (Target_arm::relocate_stub): New method definition.
4641 2009-11-10 Doug Kwan <dougkwan@google.com>
4643 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4645 * incremental.cc (open_incremental_binary): Initialized local
4646 variables to avoid warnings.
4647 * object.cc (make_elf_object): Ditto.
4648 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4651 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4654 * testsuite/plugin_test.c: Include "config.h".
4656 2009-11-09 Doug Kwan <dougkwan@google.com>
4658 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4659 (arm_symbol_value): Remove.
4660 (Arm_relocate_functions::arm_branch_common,
4661 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4662 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4663 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4664 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4665 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4666 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4667 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4668 Arm_relocate_functions::thm_mobw_abs_nc,
4669 Arm_relocate_functions::thm_mov_abs,
4670 Arm_relocate_functions::movw_prel_nc,
4671 Arm_relocate_functions::thm_movt_abs,
4672 Arm_relocate_functions::movt_prel,
4673 Arm_relocate_functions::thm_movw_prel_nc,
4674 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4675 (Target_arm::Relocate::relocate): Only decompose address into two
4676 parts if relocation type uses the thumb-bit and pass the actual
4677 bit instead of a flag indicating that the thumb-bit is used. Adjust
4678 calls to methods in Arm_relocate_functions for this change.
4680 2009-11-08 Ian Lance Taylor <iant@google.com>
4683 * reloc.cc: Instantiate
4684 Sized_relobj::initialize_input_to_output_maps and
4685 Sized_relobj:free_input_to_output_maps.
4687 2009-11-06 Ian Lance Taylor <iant@google.com>
4690 * defstd.cc (in_segment): Set only_if_ref true for "end".
4692 2009-11-06 Doug Kwan <dougkwan@google.com>
4694 * arm.cc (class Reloc_stub): Correct a comment.
4695 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4696 (Target_arm::scan_section_for_stubs): New method declaration.
4697 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4698 Change methods from private to protected.
4699 (Target_arm::do_may_relax): New method definition.
4700 (Target_arm::do_relax, Target_arm::group_sections,
4701 Target_arm::scan_reloc_for_stub,
4702 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4703 (Target_arm::arm_input_section_map_): New data member declaration.
4704 (Target_arm::scan_reloc_for_stub,
4705 Target_arm::scan_reloc_section_for_stubs,
4706 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4707 Target_arm::do_relax): New method definitions.
4709 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4711 * configure.ac: Check for (struct stat)::st_mtim
4712 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4713 * config.in: Regenerate.
4714 * configure: Regenerate.
4716 2009-11-05 Ian Lance Taylor <iant@google.com>
4719 * output.cc (Output_segment::add_output_section): Add missing
4722 2009-11-04 Ian Lance Taylor <iant@google.com>
4725 * object.h (class Object): Add is_needed and set_is_needed
4726 methods. Add is_needed_ field. Make bool fields into bitfields.
4727 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4728 defined in a dynamic object and referenced by a regular object,
4729 set is_needed for the dynamic object.
4730 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4731 if the file is marked with as_needed and it is not needed.
4733 2009-11-04 Ian Lance Taylor <iant@google.com>
4736 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4737 tags if data is discarded by linker script.
4738 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4739 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4740 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4741 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4743 2009-11-04 Ian Lance Taylor <iant@google.com>
4745 * layout.cc (Layout::get_output_section): Add is_interp and
4746 is_dynamic_linker_section parameters. Change all callers.
4747 (Layout::choose_output_section): Likewise.
4748 (Layout::make_output_section): Likewise.
4749 (Layout::add_output_section_data): Add is_dynamic_linker_section
4750 parameter. Change all callers.
4751 * layout.h (class Layout): Update declarations.
4752 * output.h (class Output_section): Add is_interp, set_is_interp,
4753 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4754 Add is_interp_, is_dynamic_linker_section_ fields. Change
4755 generate_code_fills_at_write_ to a bitfield.
4756 * output.cc (Output_section::Output_sections): Initialize new
4758 (Output_segment::add_output_section): Add do_sort parameter.
4761 2009-11-03 Ian Lance Taylor <iant@google.com>
4764 * options.h (class General_options): Add --warn-common.
4765 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4766 merging two common symbols.
4767 (Symbol_table::should_override): Handle --warn-common when merging
4768 a common symbol with a defined symbol. Use report_resolve_problem
4769 for multiple definitions.
4770 (Symbol_table::report_resolve_problem): New function.
4771 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4773 2009-11-03 Doug Kwan <dougkwan@google.com>
4775 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4777 (Target_arm::stub_factory): New method definition.
4778 (Target_arm::new_arm_input_section,
4779 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4780 Target_arm::reloc_uses_thumb_bit): New method declarations.
4781 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4782 New type definitions.
4783 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4784 member declarations.
4785 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4786 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4787 New method definitions.
4789 2009-11-03 Ian Lance Taylor <iant@google.com>
4791 * options.h (class General_options): Add --warn_constructors.
4793 2009-11-03 Ian Lance Taylor <iant@google.com>
4796 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4797 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4799 2009-11-03 Ian Lance Taylor <iant@google.com>
4802 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4803 --msgid-bugs-address.
4804 (install-pdf): New target.
4805 (install-data_yes): Look up one directory to find mkinstalldirs.
4807 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4809 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4812 2009-10-30 Doug Kwan <dougkwan@google.com>
4814 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4816 2009-10-30 Doug Kwan <dougkwan@google.com>
4818 * arm.cc (Stub_addend_reader): New struct template definition
4819 and partial specializations.
4820 (Stub_addend_reader::operator()): New method definition for a
4821 partially specialized template.
4823 2009-10-30 Doug Kwan <dougkwan@google.com>
4825 * arm.cc (Arm_relobj::processor_specific_flags): New method
4827 (Arm_relobj::do_read_symbols): New method declaration.
4828 (Arm_relobj::processor_specific_flags_): New data member declaration.
4829 (Arm_dynobj): New class definition.
4830 (Target_arm::do_finalize_sections): Add input_objects parameter.
4831 (Target_arm::do_adjust_elf_header): New method declaration.
4832 (Target_arm::are_eabi_versions_compatible,
4833 (Target_arm::merge_processor_specific_flags): New method declaration.
4834 (Target_arm::do_make_elf_object): New overloaded method definitions
4836 (Arm_relobj::do_read_symbols): New method definition.
4837 (Arm_dynobj::do_read_symbols): Ditto.
4838 (Target_arm::do_finalize_sections): Add input_objects parameters.
4839 Merge processor-specific flags from all input objects.
4840 (Target_arm::are_eabi_versions_compatible,
4841 Target_arm::merge_processor_specific_flags,
4842 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4843 New method definitions.
4844 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4845 Input_objects pointer type parameter.
4846 * layout.cc (Layout::finalize): Pass input objects to target's.
4847 finalize_sections function.
4848 * output.cc (Output_file_header::do_sized_write): Set ELF file
4849 header's processor-specific flags.
4850 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4851 Input_objects pointer type parameter.
4852 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4853 * target.h (Input_objects): New forward class declaration.
4854 (Target::processor_specific_flags,
4855 Target::are_processor_specific_flags_sect): New method definitions.
4856 (Target::finalize_sections): Add input_objects parameter.
4857 (Target::Target): Initialize processor_specific_flags_ and
4858 are_processor_specific_flags_set_.
4859 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4861 (Target::set_processor_specific_flags): New method definition.
4862 (Target::processor_specific_flags_,
4863 Target::are_processor_specific_flags_set_): New data member
4865 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4866 Input_objects pointer type parameter.
4868 2009-10-30 Doug Kwan <dougkwan@google.com>
4870 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4872 2009-10-28 Ian Lance Taylor <iant@google.com>
4874 * object.h (class Relobj): Drop options parameter from
4875 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4876 do_scan_relocs, do_relocate. Change all callers.
4877 (class Sized_relobj): Drop options parameters from
4878 do_gc_process_relocs, do_scan_relocs, do_relocate,
4879 do_relocate_sections, relocate_sections, emit_relocs_scan,
4880 emit_relocs_scan_reltype. Change all callers.
4881 (struct Relocate_info): Remove options field and all references to
4883 * reloc.h (class Read_relocs): Remove options constructor
4884 parameter and options_ field. Change all callers.
4885 (class Gc_process_relocs, class Scan_relocs): Likewise.
4886 (class Relocate_task): Likewise.
4887 * target-reloc.h (scan_relocs): Remove options parameter. Change
4889 (scan_relocatable_relocs): Likewise.
4890 * target.h (class Sized_target): Remove options parameter from
4891 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4893 * gc.h (gc_process_relocs): Remove options parameter. Change all
4895 * arm.cc: Update functions to remove options parameters.
4896 * i386.cc: Likewise.
4897 * powerpc.cc: Likewise.
4898 * sparc.cc: Likewise.
4899 * x86_64.cc: Likewise.
4900 * testsuite/testfile.cc: Likewise.
4902 2009-10-28 Doug Kwan <dougkwan@google.com>
4904 * arm.cc (Arm_relobj): New class definition.
4905 (Arm_relobj::scan_sections_for_stubs,
4906 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4907 New method definitions.
4909 2009-10-28 Cary Coutant <ccoutant@google.com>
4911 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4912 (Plugin::cleanup_done_): New member.
4913 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4914 (Plugin_manager::cleanup_done_): Remove.
4915 (Plugin_manager::add_input_file): Edit error message.
4916 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4917 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4919 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4921 * fileread.cc: (File_read::View::~View): Use the new
4922 data_ownership_ filed.
4923 (File_read::~File_read): Dispose the new whole_file_view_.
4924 (File_read::open): Mmap the whole file if needed.
4925 (File_read::open): Use whole_file_view_ instead of contents_.
4926 (File_read::find_view): Use whole_file_view_ if applicable.
4927 (File_read::do_read): Use whole_file_view_ instead of contents_.
4928 (File_read::make_view): Use whole_file_view_ instead of contents_,
4929 update File_read::View::View call.
4930 (File_read::find_or_make_view): Update File_read::View::View
4932 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4934 (File_read::View::Data_ownership): New enum.
4935 (File_read::View::View): Replace bool mapped_ with Data_ownership
4937 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4938 (File_read::View::data_ownership_): New field.
4939 (File_read::contents_): Remove (replaced by whole_file_view_).
4940 (File_read::whole_file_view_): New field.
4941 * options.h (class General_options): Add --keep-files-mapped.
4943 2009-10-27 Cary Coutant <ccoutant@google.com>
4945 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4946 * testsuite/Makefile.am (plugin_test_5): New test case.
4947 * testsuite/Makefile.in: Regenerate.
4949 2009-10-25 Doug Kwan <dougkwan@google.com>
4951 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4952 from private to protected to allow access by child class.
4953 (Sized_relobj::do_relocate_sections): New method declaration.
4954 (Sized_relobj::relocate_sections): Virtualize.
4955 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4956 Sized_relobj::relocate_sections. Instantiate template explicitly
4957 for different target sizes and endianity.
4959 2009-10-24 Doug Kwan <dougkwan@google.com>
4961 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4962 (Arm_input_section::as_arm_input_section): New method.
4963 (Arm_output_section): New class definition.
4964 (Arm_output_section::create_stub_group,
4965 Arm_output_section::group_sections): New method definitions.
4967 2009-10-22 Doug Kwan <dougkwan@google.com>
4969 * arm.cc (Arm_input_section): New class definition.
4970 (Arm_input_section::init, Arm_input_section:do_write,
4971 Arm_input_section::set_final_data_size,
4972 Arm_input_section::do_reset_address_and_file_offset): New method
4975 2009-10-21 Doug Kwan <dougkwan@google.com>
4977 * arm.cc (Stub_table, Arm_input_section): New forward class
4979 (Stub_table): New class defintion.
4980 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4981 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4982 New method definition.
4984 2009-10-21 Doug Kwan <dougkwan@google.com>
4986 * arm.cc: Update copyright comments.
4987 (Target_arm): New forward class template declaration.
4988 (Arm_address): New type.
4989 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4990 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4991 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4993 (Insn_template): Same.
4994 (DEF_STUBS): New macro.
4995 (Stub_type): New enum type.
4996 (Stub_template): New class definition.
4999 (Stub_factory): Same.
5000 (Target_arm::Target_arm): Initialize may_use_blx_ and
5001 should_force_pic_veneer_.
5002 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5003 Target_arm::should_force_pic_veneer,
5004 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5005 Target_arm::using_thumb_only, Target_arm:;default_target): New
5007 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5008 New data member declarations.
5009 (Insn_template::size, Insn_template::alignment): New method defintions.
5010 (Stub_template::Stub_template): New method definition.
5011 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5012 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5013 (Stub_factory::Stub_factory): New method definition.
5014 * gold.h (string_hash): New template.
5015 * output.h (Input_section_specifier::hash_value): Use
5017 (Input_section_specifier::string_hash): Remove.
5018 * stringpool.cc (Stringpool_template::string_hash): Use
5021 2009-10-20 Doug Kwan <dougkwan@google.com>
5023 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5024 symbols of relaxed input sections.
5025 * output.h (Output_section::find_relaxed_input_section): Make
5028 2009-10-16 Doug Kwan <dougkwan@google.com>
5030 * dynobj.cc (Versions::Versions): Initialize version_script_.
5031 Only insert base version symbol definition for a shared object
5032 if version script defines any version versions.
5033 (Versions::define_base_version): New method definition.
5034 (Versions::add_def): Check that base version is not needed.
5035 (Versions::add_need): Define base version lazily.
5036 * dynobj.h (Versions::define_base_version): New method declaration.
5037 (Versions::needs_base_version_): New data member declaration.
5038 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5039 (check_DATA): Add no_version_test.stdout.
5040 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5042 * testsuite/Makefile.in: Regenerate.
5043 * testsuite/no_version_test.c: New file.
5044 * testsuite/no_version_test.sh: Ditto.
5046 2009-10-16 Doug Kwan <dougkwan@google.com>
5048 * expression.cc (class Segment_start_expression): New class definition.
5049 (Segment_start_expression::value): New method definition.
5050 (script_exp_function_segment_start): Return a new
5051 Segment_start_expression.
5052 * gold/script-c.h (script_saw_segment_start_expression): New function
5054 * script-sections.cc (Script_sections::Script_sections): Initialize
5055 SAW_SEGMENT_START_EXPRESSION_ to false.
5056 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5057 and -Tbbs options to specify section addresses if given in
5058 command line and no SEGMENT_START expression is seen in a script.
5059 * script-sections.h (Script_sections::saw_segment_start_expression,
5060 Script_sections::set_saw_segment_start_expression): New method
5062 (Script_sections::saw_segment_start_expression_): New data member
5064 * script.cc (script_saw_segment_start_expression): New function.
5065 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5066 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5067 script_test_7.sh and script_test_8.sh.
5068 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5069 script_test_8.stdout.
5070 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5071 (script_test_6, script_test_6.stdout, script_test_7,
5072 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5073 * Makefile.in: Regenerate.
5074 * testsuite/script_test_6.sh: New file.
5075 * testsuite/script_test_6.t: Same.
5076 * testsuite/script_test_7.sh: Same.
5077 * testsuite/script_test_7.t: Same.
5078 * testsuite/script_test_8.sh: Same.
5080 2009-10-16 Doug Kwan <dougkwan@google.com>
5082 * output.cc (Output_segment::set_section_list_address): Cast
5083 expressions to unsigned long long type to avoid format warnings.
5085 2009-10-15 Ian Lance Taylor <iant@google.com>
5087 * script.cc (Script_options::add_symbol_assignment): Always add a
5088 dot assignment to script_sections_.
5089 * script-sections.cc (Script_sections::add_dot_assignment):
5090 Initialize if necessary.
5092 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5093 program headers with no load segment if there is a linker script.
5095 * layout.cc (Layout::set_segment_offsets): Align the file offset
5096 to the segment aligment for -N or -n with no load segment.
5097 * output.cc (Output_segment::add_output_section): Don't crash if
5098 the first section is a TLS section.
5099 (Output_segment::set_section_list_addresses): Print an error
5100 message if the address moves backward in a linker script.
5101 * script-sections.cc
5102 (Output_section_element_input::set_section_addresses): Don't
5103 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5104 (Orphan_output_section::set_section_addresses): Likewise.
5106 2009-10-15 Doug Kwan <dougkwan@google.com>
5108 * layout.cc (Layout::finish_dynamic_section): Generate tags
5109 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5110 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5111 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5113 2009-10-14 Ian Lance Taylor <iant@google.com>
5115 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5117 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5118 data_shdr fields of relinfo.
5119 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5120 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5121 R_386_TLS_LDO_32, adjust based on section flags.
5122 (Target_i386::Relocate::fix_up_ldo): Remove.
5124 2009-10-13 Ian Lance Taylor <iant@google.com>
5126 Add support for -pie.
5127 * options.h (class General_options): Add -pie and
5129 (General_options::output_is_position_independent): Test -pie.
5130 (General_options::output_is_executable): Return true if not shared
5131 and not relocatable.
5132 (General_options::output_is_pie): Remove.
5133 * options.cc (General_options::finalize): Reject incompatible uses
5135 * gold.cc (queue_middle_tasks): A -pie link is not static.
5136 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5137 * symtab.cc (Symbol::final_value_is_known): Return false if
5138 output_is_position_independent.
5139 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5140 output_is_position_independent.
5141 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5142 output_is_position_independent.
5143 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5144 output_is_position_independent.
5145 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5147 (basic_pie_test.o, basic_pie_test): New targets.
5148 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5149 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5150 (two_file_pie_test): New target.
5151 * testsuite/Makefile.in: Rebuild.
5152 * README: Remove note saying that -pie is not supported.
5154 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5156 * options.h (class General_options): Add -init and -fini.
5157 * layout.cc (Layout::finish_dynamic_section): Emit
5158 given init and fini functions.
5160 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5162 * gc.h (gc_process_relocs): Check if icf is enabled using new
5164 * gold.cc (queue_initial_tasks): Likewise.
5165 (queue_middle_tasks): Likewise.
5166 * object.cc (do_layout): Likewise.
5167 * symtab.cc (is_section_folded): Likewise.
5168 * main.cc (main): Likewise.
5169 * reloc.cc (Read_relocs::run): Likewise.
5170 (Sized_relobj::do_scan_relocs): Likewise.
5171 * icf.cc (is_function_ctor_or_dtor): New function.
5172 (Icf::find_identical_sections): Check if function is ctor or dtor when
5174 * options.h (General_options::icf): Change option to be an enum.
5175 (Icf_status): New enum.
5176 (icf_enabled): New method.
5177 (icf_safe_folding): New method.
5178 (set_icf_status): New method.
5179 (icf_status_): New variable.
5180 * (options.cc) (General_options::finalize): Set icf_status_.
5181 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5182 icf_test and icf_keep_unique_test to use the --icf enum flag.
5183 * testsuite/icf_safe_test.sh: New file.
5184 * testsuite/icf_safe_test.cc: New file.
5186 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5188 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5189 includes to gc.h and icf.h.
5190 * arm.cc: Include gc.h.
5191 * gold.cc: Likewise.
5192 * i386.cc: Likewise.
5193 * powerpc.cc: Likewise.
5194 * sparc.cc: Likewise.
5195 * x86_64.cc: Likewise.
5196 * gc.h: Include icf.h.
5198 2009-10-11 Ian Lance Taylor <iant@google.com>
5200 * plugin.cc: Include "gold.h" before other header files.
5202 2009-10-10 Chris Demetriou <cgd@google.com>
5204 * options.h (Input_file_argument::Input_file_type): New enum.
5205 (Input_file_argument::is_lib_): Replace with...
5206 (Input_file_argument::type_): New member.
5207 (Input_file_argument::Input_file_argument): Take Input_file_type
5208 'type' rather than boolean 'is_lib' as second argument.
5209 (Input_file_argument::is_lib): Use type_.
5210 (Input_file_argument::is_searched_file): New function.
5211 (Input_file_argument::may_need_search): Handle is_searched_file.
5212 * options.cc (General_options::parse_library): Support -l:filename.
5213 (General_options::parse_just_symbols): Update for Input_file_argument
5215 (Command_line::process): Likewise.
5216 * archive.cc (Archive::get_file_and_offset): Likewise.
5217 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5218 * script.cc (read_script_file, script_add_file): Likewise.
5219 * fileread.cc (Input_file::Input_file): Likewise.
5220 (Input_file::will_search_for): Handle is_searched_file.
5221 (Input_file::open): Likewise.
5222 * readsyms.cc (Read_symbols::get_name): Likewise.
5223 * testsuite/Makefile.am (searched_file_test): New test.
5224 * testsuite/Makefile.in: Regenerate.
5225 * testsuite/searched_file_test.cc: New file.
5226 * testsuite/searched_file_test_lib.cc: New file.
5228 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5229 Ian Lance Taylor <iant@google.com>
5231 * descriptor.cc: Include <cstdio> and "binary-io.h".
5232 (Descriptors::open): Open the files in binary mode always.
5233 * script.cc (Lex::get_token): Treat \r as whitespace.
5235 2009-10-09 Ian Lance Taylor <iant@google.com>
5237 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5239 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5240 Ian Lance Taylor <iant@google.com>
5242 * configure.ac: Check for readv function also.
5243 * fileread.cc (readv): Define if not HAVE_READV.
5244 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5246 * config.in: Regenerate.
5247 * configure: Regenerate.
5249 2009-10-09 Doug Kwan <dougkwan@google.com>
5251 * layout.cc (Layout::make_output_section): Call target hook to make
5252 ordinary output section.
5253 (Layout::finalize): Adjust parameter list of call the
5254 Target::may_relax().
5255 * layout.h (class Layout::section_list): New method.
5256 * merge.h (Output_merge_base::entsize): Change visibility to public.
5257 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5259 (Output_merge_string::do_is_string): New method.
5260 * object.cc (Sized_relobj::do_setup): renamed from
5261 Sized_relobj::set_up.
5262 * object.h (Sized_relobj::adjust_shndx,
5263 Sized_relobj::initializ_input_to_output_maps,
5264 Sized_relobj::free_input_to_output_maps): Change visibilities to
5266 (Sized_relobj::setup): Virtualize.
5267 (Sized_relobj::do_setup): New method declaration.
5268 (Sized_relobj::invalidate_section_offset,
5269 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5270 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5271 * options.cc (parse_int): New function.
5272 * options.h (parse_int): New declaration.
5273 (DEFINE_int): New macro.
5274 (stub_group_size): New option.
5275 * output.cc (Output_section::Output_section): Initialize memebers
5276 merge_section_map_, merge_section_by_properties_map_,
5277 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5278 (Output_section::add_input_section): Handled deferred code-fill
5279 generation and remove an old comment.
5280 (Output_section::add_relaxed_input_section): New method definition.
5281 (Output_section::add_merge_input_section): Use merge section by
5282 properties map to speed to search. Update merge section maps
5284 (Output_section::build_relaxation_map): New method definition.
5285 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5287 (Output_section::relax_input_section): Renamed to
5288 Output_section::convert_input_sections_to_relaxed_sections and change
5289 interface to take a vector of pointers to relaxed sections.
5290 (Output_section::find_merge_section,
5291 Output_section::find_relaxed_input_section): New method definitions.
5292 (Output_section::is_input_address_mapped,
5293 Output_section::output_offset, Output_section::output_address):
5294 Use output section data maps to speed up searching.
5295 (Output_section::find_starting_output_address): Add comments.
5296 (Output_section::do_write,
5297 Output_section::write_to_postprocessing_buffer): Do code-fill
5298 generation as appropriate.
5299 (Output_section::get_input_sections): Invalidate relaxed input section
5301 (Output_section::restore_states): Adjust type of checkpoint .
5302 Invalidate relaxed input section map.
5303 * output.h (Output_merge_base): New class declaration.
5304 (Input_section_specifier): New class defintion.
5305 (class Output_relaxed_input_section) Change base class to
5306 Output_section_data_build.
5307 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5308 base class initializer.
5309 (Output_section::add_relaxed_input_section): New method declaration.
5310 (Output_section::Input_section): Change visibility to protected.
5311 (Output_section::Input_section::relobj,
5312 Output_section::Input_section::shndx): Handle relaxed input sections.
5313 Output_section::input_sections) Change visibility to protected. Also
5314 define overload to return a non-const pointer.
5315 (Output_section::Merge_section_properties): New class defintion.
5316 (Output_section::Merge_section_by_properties_map,
5317 Output_section::Output_section_data_by_input_section_map,
5318 Output_section::Relaxation_map): New types.
5319 (Output_section::relax_input_section): Rename method to
5320 Output_section::convert_input_sections_to_relaxed_sections and change
5321 interface to take a vector of relaxed section pointers.
5322 (Output_section::find_merge_section,
5323 Output_section::find_relaxed_input_section,
5324 Output_section::build_relaxation_map,
5325 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5326 New method declarations.
5327 (Output_section::merge_section_map_
5328 Output_section::merge_section_by_properties_map_,
5329 Output_section::relaxed_input_section_map_,
5330 Output_section::is_relaxed_input_section_map_valid_,
5331 Output_section::generate_code_fills_at_write_): New data members.
5332 * script-sections.cc
5333 (Output_section_element_input::set_section_addresses): Call
5334 current_data_size and addralign methods of relaxed input sections.
5335 (Orphan_output_section::set_section_addresses): Call current_data_size
5336 and addralign methods of relaxed input sections.
5337 * symtab.cc (Symbol_table::compute_final_value): Extract template
5338 from the body of Symbol_table::sized_finalize_symbol.
5339 (Symbol_table::sized_finalized_symbol): Call
5340 Symbol_table::compute_final_value.
5341 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5342 (Symbol_table::compute_final_value): New templated method declaration.
5343 * target.cc (Target::do_make_output_section): New method defintion.
5344 * target.h (Target::make_output_section): New method declaration.
5345 (Target::relax): Add more parameters for input objects, symbol table
5346 and layout. Adjust call to do_relax.
5347 (Target::do_make_output_section): New method declaration.
5348 (Target::do_relax): Add parameters for input objects, symbol table
5351 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5353 * pread.c: Include stdio.h.
5355 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5357 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5360 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5362 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5363 Change read_shndx type to unsigned int.
5364 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5366 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5367 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5368 Change read_shndx type to unsigned int.
5369 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5371 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5372 * layout.cc (Layout::create_symtab_sections): Cast the result of
5373 local_symcount * symsize to off_t in the gold_assert.
5375 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5377 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5378 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5380 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5381 (Arm_relocate_functions::thm_abs5): New function.
5382 (Arm_relocate_functions::abs12): New function.
5383 (Arm_relocate_functions::abs16): New function.
5384 (Arm_relocate_functions::base_abs): New function.
5385 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5386 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5387 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5389 (Scan::global): Likewise.
5390 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5391 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5392 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5393 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5396 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5398 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5399 (Arm_relocate_functions::movt_prel): New function.
5400 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5401 (Arm_relocate_functions::thm_movt_prel): New function.
5402 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5403 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5404 (Scan::global, Relocate::relocate): Likewise.
5405 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5407 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5409 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5410 Incremental_checker.
5411 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5413 (class Incremental_inputs_header): New class.
5414 (Incremental_inputs_header_writer): Edit comment.
5415 (Incremental_inputs_entry): New class.
5416 (Incremental_inputs_entry_writer): Edit comment.
5417 (Sized_incremental_binary::do_find_incremental_inputs_section):
5418 Add *strtab_shndx parameter, fill it.
5419 (Sized_incremental_binary::do_check_inputs): New method.
5420 (Incremental_checker::can_incrementally_link_output_file): Use
5421 Sized_incremental_binary::check_inputs.
5422 (Incremental_inputs::report_command_line): Save command line in
5425 (Incremental_binary::find_incremental_inputs_section): New
5427 (Incremental_binary::do_find_incremental_inputs_section): Add
5428 strtab_shndx parameter.
5429 (Incremental_binary::do_check_inputs): New pure virtual method.
5430 (Sized_incremental_binary::do_check_inputs): Declare.
5431 (Incremental_checker::Incremental_checker): Add incremental_inputs
5432 parameter, use it to initialize incremental_inputs_.
5433 (Incremental_checker::incremental_inputs_): New field.
5434 (Incremental_checker::command_line): New method.
5435 (Incremental_checker::inputs): New method.
5436 (Incremental_checker::command_line_): New field.
5438 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5440 * incremental.cc: Include <cstdarg> and "target-select.h".
5441 (vexplain_no_incremental): New function.
5442 (explain_no_incremental): New function.
5443 (Incremental_binary::error): New method.
5444 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5446 (make_sized_incremental_binary): New function.
5447 (open_incremental_binary): New function.
5448 (can_incrementally_link_file): Add checks if output is ELF and has
5450 * incremental.h: Include "elfcpp_file.h" and "output.h".
5451 (Incremental_binary): New class.
5452 (Sized_incremental_binary): New class.
5453 (open_incremental_binary): Declare.
5454 * object.cc (is_elf_object): Use
5455 elfcpp::Elf_recognizer::is_elf_file.
5456 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5457 * output.h (Output_file::filesize): New method.
5459 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5461 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5463 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5464 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5466 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5468 (Arm_relocate_functions::movw_abs_nc): New function.
5469 (Arm_relocate_functions::movt_abs): New function.
5470 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5471 (Arm_relocate_functions::thm_movt_abs): New function.
5472 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5473 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5474 (Scan::global): Likewise.
5475 (Relocate::relocate): Likewise.
5476 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5478 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5480 * arm.cc (Arm_relocate_functions::got_prel) New function.
5481 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5482 (Relocate::relocate): Likewise.
5483 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5485 2009-10-06 Ian Lance Taylor <iant@google.com>
5487 * options.h (class General_options): Define
5488 split_stack_adjust_size parameter.
5489 * object.h (class Object): Add uses_split_stack_ and
5490 has_no_split_stack_ fields. Add uses_split_stack and
5491 has_no_split_stack accessor functions. Declare
5492 handle_split_stack_section.
5493 (class Reloc_symbol_changes): Define.
5494 (class Sized_relobj): Define Function_offsets. Declare
5495 split_stack_adjust, split_stack_adjust_reltype, and
5497 * object.cc (Object::handle_split_stack_section): New function.
5498 (Sized_relobj::do_layout): Call handle_split_stack_section.
5499 * dynobj.cc (Sized_dynobj::do_layout): Call
5500 handle_split_stack_section.
5501 * reloc.cc (Sized_relobj::relocate_sections): Call
5502 split_stack_adjust for executable sections in split_stack
5503 objects. Pass reloc_map to relocate_section.
5504 (Sized_relobj::split_stack_adjust): New function.
5505 (Sized_relobj::split_stack_adjust_reltype): New function.
5506 (Sized_relobj::find_functions): New function.
5507 * target-reloc.h: Include "object.h".
5508 (relocate_section): Add reloc_symbol_changes parameter. Change
5510 * target.h (class Target): Add calls_non_split method. Declare
5511 do_calls_non_split virtual method. Declare match_view and
5513 * target.cc: Include "elfcpp.h".
5514 (Target::do_calls_non_split): New function.
5515 (Target::match_view): New function.
5516 (Target::set_view_to_nop): New function.
5517 * gold.cc (queue_middle_tasks): Give an error if mixing
5518 split-stack and non-split-stack objects with -r.
5519 * i386.cc (Target_i386::relocate_section): Add
5520 reloc_symbol_changes parameter.
5521 (Target_i386::do_calls_non_split): New function.
5522 * x86_64.cc (Target_x86_64::relocate_section): Add
5523 reloc_symbol_changes parameter.
5524 (Target_x86_64::do_calls_non_split): New function.
5525 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5527 * powerpc.cc (Target_powerpc::relocate_section): Add
5528 reloc_symbol_changes parameter.
5529 * sparc.cc (Target_sparc::relocate_section): Add
5530 reloc_symbol_changes parameter.
5531 * configure.ac: Call AM_CONDITIONAL for the default target.
5532 * configure: Rebuild.
5533 * testsuite/Makefile.am (TEST_AS): New variable.
5534 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5535 (check_DATA): Add split_i386 and split_x86_64 files.
5536 (SPLIT_DEFSYMS): Define.
5537 (split_i386_[1234n].o): New targets.
5538 (split_i386_[124]): New targets.
5539 (split_i386_[1234r].stdout): New targets.
5540 (split_x86_64_[1234n].o): New targets.
5541 (split_x86_64_[124]): New targets.
5542 (split_x86_64_[1234r].stdout): New targets.
5543 (MOSTLYCLEANFILES): Add new executables.
5544 * testsuite/split_i386.sh: New file.
5545 * testsuite/split_x86_64.sh: New file.
5546 * testsuite/split_i386_1.s: New file.
5547 * testsuite/split_i386_2.s: New file.
5548 * testsuite/split_i386_3.s: New file.
5549 * testsuite/split_i386_4.s: New file.
5550 * testsuite/split_i386_n.s: New file.
5551 * testsuite/split_x86_64_1.s: New file.
5552 * testsuite/split_x86_64_2.s: New file.
5553 * testsuite/split_x86_64_3.s: New file.
5554 * testsuite/split_x86_64_4.s: New file.
5555 * testsuite/split_x86_64_n.s: New file.
5556 * testsuite/testfile.cc (Target_test): Update relocation_section
5558 * testsuite/Makefile.in: Rebuild.
5560 2009-10-06 Ian Lance Taylor <iant@google.com>
5562 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5563 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5564 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5565 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5566 the address on ldo_addrs_.
5567 (Target_i386::Relocate::fix_up_ldo): New function.
5569 2009-10-06 Rafael Espindola <espindola@google.com>
5571 * plugin.cc (add_input_library): New.
5572 (Plugin::load): Add add_input_library to tv.
5573 (Plugin_manager::add_input_file): Add the is_lib argument.
5574 (add_input_file): Update call to Plugin_manager::add_input_file.
5575 (add_input_library): New.
5576 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5578 2009-09-30 Doug Kwan <dougkwan@google.com>
5580 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5581 symbol and call Symbol::may_need_copy_reloc to determine if
5582 a copy reloc is needed.
5583 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5584 nocopyreloc is given in command line.
5585 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5586 given in command line.
5587 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5588 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5589 of the removed Target_i386::may_need_copy_reloc.
5590 * options.h (copyreloc): New option with default value false.
5591 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5592 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5593 instead of the removed Target_powerpc::may_need_copy_reloc.
5594 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5595 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5596 instead of the removed Target_sparc::may_need_copy_reloc.
5597 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5598 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5599 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5600 instead of the removed Target_x86_64::may_need_copy_reloc.
5602 2009-09-30 Ian Lance Taylor <iant@google.com>
5604 * object.h (class Object): Remove target_ field, and target,
5605 sized_target, and set_target methods.
5606 (Object::sized_target): Remove.
5607 (class Sized_relobj): Update declarations. Remove sized_target.
5608 * object.cc (Sized_relobj::setup): Remove target parameter.
5610 (Input_objects::add_object): Don't do anything with the target.
5611 (make_elf_sized_object): Add punconfigured parameter. Change all
5612 callers. Set or test parameter target.
5613 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5615 * parameters.cc (Parameters::set_target): Change parameter type to
5617 (Parameters::default_target): Remove.
5618 (set_parameters_target): Change parameter type to be non-const.
5619 (parameters_force_valid_target): New function.
5620 (parameters_clear_target): New function.
5621 * parameters.h (class Parameters): Update declarations. Remove
5622 default_target method. Add sized_target and clear_target
5623 methods. Change target_ to be non-const.
5624 (set_parameters_target): Update declaration.
5625 (parameters_force_valid_target): Declare.
5626 (parameters_clear_target): Declare.
5627 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5628 as NULL if we aren't searching.
5629 (Add_symbols::run): Don't check for compatible target.
5630 * fileread.cc (Input_file::open_binary): Call
5631 parameters_force_valid_target.
5632 * gold.cc (queue_middle_tasks): Likewise.
5633 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5634 set_target on object.
5635 * dynobj.h (class Sized_dynobj): Update declarations.
5636 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5637 make_elf_object returns NULL.
5638 (Archive::include_member): Don't check whether object target is
5640 * output.cc (Output_section::add_input_section): Get target from
5642 (Output_section::relax_input_section): Likewise.
5643 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5645 (Sized_relobj::do_scan_relocs): Likewise.
5646 (Sized_relobj::relocate_sections): Likewise.
5647 * resolve.cc (Symbol_table::resolve): Likewise.
5648 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5649 parameter. Change all callers.
5650 (Symbol_table::add_from_object): Get target from parameters.
5651 (Symbol_table::add_from_relobj): Don't check object target.
5652 (Symbol_table::add_from_dynobj): Likewise.
5653 (Symbol_table::define_special_symbol): Get target from
5655 * symtab.h (class Symbol_table): Update declaration.
5656 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5657 parameter. Change all callers. Clear parameter target.
5658 (Binary_test): Test target here.
5659 * testsuite/object_unittest.cc (gold_testsuite): Remove
5660 target_test_pointer parameter. Change all callers.
5661 (Object_test): Test target here.
5663 2009-09-26 Ian Lance Taylor <iant@google.com>
5665 * testsuite/initpri1.c: Don't try to use constructor priorities if
5666 compiling with gcc before 4.3.
5668 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5670 * testsuite/retain_symbols_file_test.sh (check_present): Change
5671 output file name to retain_symbols_file_test.stdout.
5672 (check_absent): Likewise.
5674 2009-09-18 Craig Silverstein <csilvers@google.com>
5676 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5677 * options.cc: Include <cerrno> and <fstream>.
5678 (General_options::finalize): Parse -retain-symbols-file tag.
5679 * options.h: New flag.
5680 (General_options): New method should_retain_symbol, new
5681 variable symbols_to_retain.
5682 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5683 should_retain_symbol map.
5684 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5685 * testsuite/Makefile.in: Regenerate.
5686 * testsuite/retain_symbols_file_test.sh: New file.
5688 2009-09-18 Nick Clifton <nickc@redhat.com>
5690 * po/es.po: Updated Spanish translation.
5692 2009-09-17 Doug Kwan <dougkwan@google.com>
5694 * debug.h (DEBUG_RELAXATION): New constant.
5695 (DEBUG_ALL): Add DEBUG_RELAXATION.
5696 (debug_string_to_enum): Add relaxation debug option.
5698 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5699 Layout::Relaxation_debug_check::read_sections,
5700 Layout::Relaxation_debug_check::read_sections): New method definitions.
5701 (Layout::Layout): Initialize data members
5702 record_output_section_data_from_scrips_,
5703 script_output_section_data_list_ and relaxation_debug_check_.
5704 (Layout::save_segments, Layout::restore_segments,
5705 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5706 Layout::relaxation_loop_body): New method definitions.
5707 (Layout::finalize): Support relaxation. Move section layout code to
5708 Layout::relaxation_loop_body.
5709 (Layout::set_asection_address_from_script): Move code for orphan
5710 section placement out.
5711 (Layout::place_orphan_sections_in_script): New method definition.
5712 * layout.h (Output_segment_headers, Output_file_header):
5713 New forward class declarations.
5714 (Layout::~Layout): Define.
5715 (Layout::new_output_section_data_from_script): New method definition.
5716 (Layout::place_orphan_sections_in_script): New method declaration.
5717 (Layout::Segment_states): New type declaration.
5718 (Layout::save_segments, Layout::restore_segments,
5719 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5720 Layout::relaxation_loop_body): New method declarations.
5721 (Layout::Output_section_data_list): New type declaration.
5722 (Layout::Relaxation_debug_check): New class definition.
5723 (Layout::record_output_section_data_from_script_,
5724 Layout::script_output_section_data_list_, Layout::segment_states_,
5725 Layout::relaxation_debug_check_): New data members.
5726 * output.cc: (Output_section_headers::do_size): New method definition.
5727 (Output_section_headers::Output_section_headers): Move size
5728 computation to Output_section_headers::do_size.
5729 (Output_segment_headers::do_size): New method definition.
5730 (Output_file_header::Output_file_header): Move size computation to
5731 Output_file_header::do_size and call it.
5732 (Output_file_header::do_size): New method definition.
5733 (Output_data_group::Output_data_group): Adjust call to
5734 Output_section_data.
5735 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5736 (Output_symtab_xindex::do_write): Add array bound check.
5737 (Output_section::Input_section::print_to_mapfile): Handle
5738 RELAXED_INPUT_SECTION_CODE.
5739 (Output_section::Output_section): Initialize data member checkpoint_.
5740 (Output_section::~Output_section): Delete checkpoint object pointed
5742 (Output_section::add_input_section): Always add an Input_section if
5744 (Output_section::add_merge_input_section): Add assert.
5745 (Output_section::relax_input_section): New method definition.
5746 (Output_section::set_final_data_size): Set load address to zero for
5747 an unallocated section.
5748 (Output_section::do_address_and_file_offset_have_reset_values):
5749 New method definition.
5750 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5751 Handle relaxed input section.
5752 (Output_section::sort_attached_input_sections): Checkpoint input
5753 section list lazily.
5754 (Output_section::get_input_sections): Change type of input_sections to
5755 list of Simple_input_section pointers. Checkpoint input section list
5756 lazily. Also handle relaxed input sections.
5757 (Output_section::add_input_section_for_script): Take a reference to
5758 a Simple_input_section object instead of Relobj pointer and section
5759 index as parameter. Handle relaxed input sections.
5760 (Output_section::save_states, Output_section::restore_states): New
5762 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5763 (Output_data::is_data_size_fixed): New method definition.
5764 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5766 (Output_data::address_and_file_offset_have_reset_values): New method
5768 (Output_data::do_address_and_file_offset_have_reset_values): New method
5770 (Output_data::set_data_size): Check that data size is not fixed.
5771 (Output_data::fix_data_size): New method definition.
5772 (Output_data::is_data_size_fixed_): New data member.
5773 (Output_section_headers::set_final_data_size): New method definition.
5774 (Output_section_headers::do_size): New method declaration.
5775 (Output_segment_headers::set_final_data_size): New method definition.
5776 (Output_segment_headers::do_size): New method declaration.
5777 (Output_file_header::set_final_data_size)::New method definition.
5778 (Output_file_header::do_size)::New method declaration.
5779 (Output_section_data::Output_section_data): Add new parameter
5780 is_data_size_fixed and use it to fix data size.
5781 (Output_data_const::Output_data_const): Adjust call to base class
5782 constructor and fix data size.
5783 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5784 base class constructor and fix data size.
5785 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5786 base class constructor and fix data size.
5787 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5788 class constructor and fix data size.
5789 (Output_data_group::set_final_data_size): New method definition.
5790 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5791 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5792 class constructor and fix data size.
5793 (Output_relaxed_input_section): New class definition.
5794 (Output_section::Simple_input_section): New class definition.
5795 (Output_section::get_input_sections): Adjust parameter list.
5796 (Output_section::add_input_section_for_script): Same.
5797 (Output_section::save_states, Output_section::restore_states,
5798 Output_section::do_address_and_file_offset_have_reset_values,
5799 (Output_section::Input_section::Input_section): Handle
5800 RELAXED_INPUT_SECTION_CODE. Add new overload for
5801 Output_relaxed_input_section.
5802 (Output_section::Input_section::is_input_section,
5803 Output_section::Input_section::set_output_section): Handle relaxed
5805 (Output_section::Input_section::is_relaxed_input_section,
5806 Output_section::Input_section::output_section_data,
5807 Output_section::Input_section::relaxed_input_section): New method
5809 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5811 (Output_section::Input_section::u1_): Update comments.
5812 (Output_section::Input_section::u2_): Add new union member poris.
5813 (Output_section::Checkpoint_output_section): New classs definition.
5814 (Output_section::relax_input_section): New method declaration.
5815 (Output_section::checkpoint_): New data member.
5816 (Output_segment): Update comments.
5817 (Output_segment::Output_segment): Un-privatize copy constructor.
5818 (Output_segment::operator=): Un-privatize.
5819 * script-sections.cc (Output_section_element::Input_section_list):
5820 Change element type to Output_section::Simple_input_section.
5821 (Output_section_element_dot_assignment::set_section_addresses):
5822 Register output section data for relaxation clean up.
5823 (Output_data_exression::Output_data_expression): Adjust call to base
5824 constructor to fix data size.
5825 (Output_section_element_data::set_section_addresses): Register
5826 Output_data_expression object for relaxation clean up.
5827 (struct Input_section_info): Replace Relobj pointer and section index
5828 pair with Output_section::Simple_input_section and Convert struct to a
5830 (Input_section_sorter::operator()): Adjust access to
5831 Input_section_info data member to use accessors.
5832 (Output_section_element_input::set_section_addresses): Use layout
5833 parameter. Adjust code to use Output_section::Simple_input_section
5834 and Input_secction_info classes. Register filler for relaxation
5836 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5837 and section index pair with Output_section::Simple_input_section
5838 class. Adjust code accordingly.
5839 (Phdrs_element::release_segment): New method definition.
5840 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5842 (Script_sections::release_segments): New method definition.
5843 * gold/script-sections.h (Script_sections::release_segments): New
5845 * gold/target.h (Target::may_relax, Target::relax,
5846 Target::do_may_relax, Target::do_relax): New method definitions.
5848 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5850 * arm.cc (has_signed_unsigned_overflow): New function.
5851 (Arm_relocate_functions::abs8): New function.
5852 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5853 (Target_arm::Scan::global): Likewise.
5854 (Target_arm::relocate::relocate): Likewise.
5855 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5858 2009-09-16 Cary Coutant <ccoutant@google.com>
5860 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5861 * testsuite/Makefile.in: Regenerate.
5863 2009-09-11 Nick Clifton <nickc@redhat.com>
5865 * po/gold.pot: Updated by the Translation project.
5867 2009-09-08 Cary Coutant <ccoutant@google.com>
5869 * output.cc (Output_file::open): Add execute permission to empty file.
5870 * testsuite/Makefile.am (permission_test): New test.
5871 * testsuite/Makefile.in: Regenerate.
5873 2009-09-02 Ian Lance Taylor <iant@google.com>
5875 * output.cc (Output_file::resize): Call map_no_anonymous rather
5878 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5880 * gold.cc: Include "incremental.h".
5881 (queue_initial_tasks): Call Incremental_checker methods.
5882 * incremental.cc: Include "output.h".
5883 (Incremental_checker::can_incrementally_link_output_file): New
5885 * incremental.h (Incremental_checker): New class.
5887 * output.cc (Output_file::open_for_modification): New method.
5888 (Output_file::map_anonymous): Changed return type to bool. Record
5890 (Output_file::map_no_anonymous): New method, broken out of map.
5891 (Output_file::map): Use map_no_anonymous and map_anonymous.
5892 * output.h (class Output_file): Update declarations.
5894 2009-08-24 Cary Coutant <ccoutant@google.com>
5896 * options.h (Command_line::Pre_options): New class.
5897 (Command_line::pre_options): New member.
5898 * options.cc (gold::options::ready_to_register): New variable.
5899 (One_option::register_option): Do nothing if not registering options.
5900 Assert if same short option registered twice.
5901 (General_options::General_options): Turn off option registration when
5903 (Command_line::Pre_options::Pre_options): New constructor.
5905 2009-08-24 Cary Coutant <ccoutant@google.com>
5907 * options.h (General_options::no_keep_memory): Remove incorrect
5910 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5912 * Makefile.am (am__skiplex, am__skipyacc): New.
5913 * Makefile.in: Regenerate.
5915 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5917 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5918 (INCLUDES): ... this.
5919 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5920 (AM_CPPFLAGS): Renamed from ...
5921 (INCLUDE): ... this.
5922 * Makefile.in, testsuite/Makefile.in: Regenerate.
5924 * Makefile.in: Regenerate.
5925 * aclocal.m4: Likewise.
5926 * config.in: Likewise.
5927 * configure: Likewise.
5928 * testsuite/Makefile.in: Likewise.
5930 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5931 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5932 * Makefile.in: Regenerate.
5933 * testsuite/Makefile.in: Regenerate.
5935 2009-08-19 Cary Coutant <ccoutant@google.com>
5937 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5938 symbols in shared libraries overridden by hidden or internal symbols
5939 in the main program.
5941 2009-08-19 Chris Demetriou <cgd@google.com>
5943 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5944 checking source file names in error messages.
5946 2009-08-18 Doug Kwan <dougkwan@google.com>
5948 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5949 an elcpp::Ehdr as parameter. Adjust call to set_target.
5950 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5951 an elfcpp::Ehdr as parameter.
5952 * object.cc (Object::set_target): Remove the version that looks up
5953 a target and sets it.
5954 (Sized_relobj::setup): Take a Target object instead of
5955 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5956 (make_elf_sized_object): Find target and ask target to
5958 * object.h: (Object::set_target): Remove the version that looks up
5959 a target and sets it.
5960 (Sized_relobj::setup): Take a Target object instead of
5961 an elfcpp:Ehdr as parameter.
5962 * target.cc: Include dynobj.h.
5963 (Target::do_make_elf_object_implementation): New.
5964 (Target::do_make_elf_object): New.
5965 * target.h (Target::make_elf_object): New template declaration.
5966 (Target::do_make_elf_object): New method declarations.
5967 (Target::do_make_elf_object_implementation): New template declaration.
5969 2009-08-14 Ian Lance Taylor <iant@google.com>
5971 * gold.h (FUNCTION_NAME): Define.
5972 (gold_unreachable): Use FUNCTION_NAME.
5974 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5976 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5977 symbol in the --keep-unique list is not found.
5979 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5981 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5982 been maked as --keep-unique.
5983 (Icf::unfold_section): New function.
5984 * icf.h (Icf::unfold_section): New function.
5985 * options.h (General_options::keep_unique): New option.
5986 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5987 * testsuite/Makefile.in: Regenerate.
5988 * testsuite/icf_keep_unique_test.sh: New file.
5989 * testsuite/icf_keep_unique_test.cc: New file.
5991 2009-08-12 Cary Coutant <ccoutant@google.com>
5994 * resolve.cc (Symbol_table::resolve): Check for references from
5995 dynamic objects to hidden and internal symbols.
5996 * testsuite/Makefile.am (hidden_test.sh): New test.
5997 * testsuite/Makefile.in: Regenerate.
5998 * testsuite/hidden_test.sh: New script.
5999 * testsuite/hidden_test_1.c: New test source.
6000 * testsuite/hidden_test_main.c: New test source.
6002 2009-08-11 Doug Kwan <dougkwan@google.com>
6004 * arm.cc: Update comments.
6005 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6006 segment to locate the .ARM.exidx section if present.
6008 2009-08-09 Doug Kwan <dougkwan@google.com>
6010 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6013 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6014 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6017 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6019 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6020 valid tls_segment only for non-debug-section relocations.
6021 * testsuite/Makefile.am: Add gc_tls_test.
6022 * testsuite/Makefile.in: Regenerate.
6023 * testsuite/gc_tls_test.cc: New file.
6024 * testsuite/gc_tls_test.sh: New file.
6026 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6030 * Makefile.am (CCFILES): Add icf.cc.
6032 * Makefile.in: Regenerate.
6033 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6034 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6035 section, symbol and addend information for the relocs.
6036 * gold.cc (queue_middle_tasks): Call identical code folding.
6037 * gold.h: Add defines for multimap.
6038 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6039 to the call of finalize_local_symbols.
6040 * main.cc (main): Create object of class Icf.
6041 * object.cc (Sized_relobj::do_layout): Allow this function to be
6042 called twice during icf.
6043 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6044 to sections marked as identical by icf.
6045 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6047 (Sized_relobj::do_section_entsize): New function.
6048 * object.h (Object::section_entsize): New function.
6049 (Object::do_section_entsize): New pure virtual function.
6050 (Relobj::finalize_local_symbols): Add new parameter.
6051 (Relobj::do_section_entsize): New function.
6052 * options.h (General_options::icf): New option.
6053 (General_options::icf_iterations): New option.
6054 (General_options::print_icf_sections): New option.
6055 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6056 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6057 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6059 * symtab.cc (Symbol_table::is_section_folded): New function.
6060 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6061 to sections marked as identical by icf.
6062 * symtab.h (Symbol_table::set_icf): New function.
6063 (Symbol_table::icf): New function.
6064 (Symbol_table::is_section_folded): New function.
6065 (Symbol_table::icf_): New data member.
6066 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6067 * testsuite/Makefile.am: Add commands to build icf_test.
6068 * testsuite/Makefile.in: Regenerate.
6069 * testsuite/icf_test.sh: New file.
6070 * testsuite/icf_test.cc: New file.
6072 2009-07-24 Chris Demetriou <cgd@google.com>
6074 * layout.cc (is_compressible_debug_section): Fix incorrect
6075 comment about compressed section names.
6077 2009-07-20 Ian Lance Taylor <ian@airs.com>
6080 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6082 2009-07-16 Ian Lance Taylor <iant@google.com>
6085 * layout.h: #include <map>.
6086 (class Kept_section): Change from struct to class. Add accessors
6087 and setters. Add section size to Comdat_group mapping. Change
6088 Comdat_group to std::map. Add is_comdat_ field. Add
6089 linkonce_size field in union.
6090 (class Layout): Update declaration of find_or_add_kept_section.
6091 Don't declare find_kept_object.
6092 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6093 parameter. Add object, shndx, is_comdat, and is_group_name
6094 parameters. Change all callers. Adjust for new Kept_section.
6095 (Layout::find_kept_object): Remove.
6096 * object.cc (Sized_relobj::include_section_group): Update use of
6097 Kept_section. Rename secnum to shndx. Only record
6098 Kept_comdat_section if sections are the same size.
6099 (Sized_relobj::include_linkonce_section): Update use of
6100 Kept_section. Only record Kept_comdat_section if sections are the
6101 same size. Set size of linkonce section.
6102 (Sized_relobj::map_to_kept_section): Update call to
6103 get_kept_comdat_section.
6104 * object.h (class Sized_relobj): Rename fields in
6105 Kept_comdat_section to drop trailing underscores; change object
6106 field to Relobj*. Change Kept_comdat_section_table to store
6107 struct rather than pointer.
6108 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6109 Add kept_object and kept_shndx parameters. Change all callers.
6110 (Sized_relobj::get_kept_comdat_section): Change return type to
6111 bool. Add kept_object and kept_shndx parameters. Change all
6113 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6114 Layout::find_or_add_kept_section.
6116 2009-07-09 Ian Lance Taylor <iant@google.com>
6118 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6119 Reserve space in the hash table.
6121 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6123 * fileread.cc (File_read::get_mtime): New method.
6124 * fileread.h (Timespec): New structure.
6125 (File_read::get_mtime): New method.
6126 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6127 Renamed from timestamp_nsec.
6128 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6130 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6132 (Incremental_inputs::report_archive): Save mtime; style fix.
6133 (Incremental_inputs::report_obejct): Save mtime; style fix.
6134 (Incremental_inputs::report_script): Save mtime; style fix.
6135 (Incremental_inputs::finalize_inputs): Style fix.
6136 (Incremental_inputs::finalize): Style fix.
6137 (Incremental_inputs::create_input_section_data): Store inputs
6139 * incremental.h (Incremental_inputs::report_script): Add mtime
6141 (Incremental_inputs::Input_info::Input_info): Intialize only one
6143 (Incremental_inputs::Input_info::archive): Move to nameless
6145 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6146 (Incremental_inputs::Input_info::script): Move to nameless union.
6147 (Incremental_inputs::mtime): New field.
6148 * script.cc (read_input_script): Pass file mtime to
6150 * script.h (Script_info::inputs): Style fix.
6152 2009-07-01 Ian Lance Taylor <ian@airs.com>
6154 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6157 2009-06-24 Ian Lance Taylor <iant@google.com>
6160 * layout.cc (Layout::choose_output_section): If we find an
6161 existing section, update the flags.
6162 (Layout::create_notes): New function, broken out of
6164 (Layout::finalize): Don't create note sections.
6165 (Layout::create_note): Don't crash if linker script discards
6167 (Layout::create_gold_note): Likewise.
6168 (Layout::create_build_id): Likewise. Don't set
6169 after_input_sections on the section.
6170 (Layout::create_executable_stack_info): Remove target parameter.
6172 * layout.h (class Layout): Declare create_notes. Update
6173 declaration of create_executable_stack_info.
6174 * gold.cc (queue_middle_tasks): Call create_notes.
6175 * output.cc (Output_section::update_flags_for_input_section): Move
6176 here from output.h. If SHF_ALLOC flag is newly set, mark address
6178 * output.h (Output_data::mark_address_invalid): New function.
6179 (class Output_section): Only declare, not define,
6180 update_flags_for_input_section. Remove set_flags.
6182 2009-06-24 Ian Lance Taylor <iant@google.com>
6184 * script-sections.cc (Output_section_definition::
6185 set_section_addresses): Rename shadowing local load_address to
6188 2009-06-24 Ian Lance Taylor <iant@google.com>
6191 * reloc.cc (relocate_sections): Skip empty relocation sections.
6193 2009-06-23 Ian Lance Taylor <iant@google.com>
6196 * layout.cc (Layout::create_note): Use choose_output_section
6197 rather than make_output_section.
6199 2009-06-23 Ian Lance Taylor <iant@google.com>
6202 * options.cc (General_options::parse_V): Set printed_version_.
6203 (General_options::General_options): Initialize printed_version_.
6204 * options.h (class General_options): Add printed_version_ field.
6205 * gold.cc (queue_initial_tasks): If there are no input files,
6206 don't give a fatal error if we printed the version information.
6207 (queue_middle_tasks): If using -r with a shared object, give a
6208 fatal error rather than an ordinary error.
6210 2009-06-23 Ian Lance Taylor <iant@google.com>
6213 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6214 (Layout::make_output_section): Set have_stabstr_section_ if we see
6215 a .stab*str section.
6216 (Layout::finalize): Call link_stabs_sections.
6217 (Layout::link_stabs_sections): New file.
6218 * layout.h (class Layout): Add have_stabstr_section_ field.
6219 Declare link_stabs_sections.
6221 2009-06-23 Doug Kwan <dougkwan@google.com>
6223 * Makefile.am (libgold_a_LIBADD): New.
6224 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6225 * Makefile.in: Regenerate.
6226 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6227 * configure: Regenerate.
6228 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6229 * fileread.cc: Include sys/state.h
6230 * gold.h: Declare memmem and strndup if found missing.
6231 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6233 2009-06-23 Ian Lance Taylor <iant@google.com>
6235 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6236 * configure: Rebuild.
6238 2009-06-23 Ian Lance Taylor <iant@google.com>
6241 * object.cc (Object::section_contents): Don't try to get a view if
6242 the section has length zero.
6243 (Object::handle_gnu_warning_section): If the section is empty, use
6244 the name of the section as the warning.
6246 2009-06-23 Ian Lance Taylor <iant@google.com>
6249 * stringpool.h (class Stringpool_template): Add optimize_ field.
6250 (Stringpool_template::set_optimize): New function.
6251 * stringpool.cc (Stringpool_template::Stringpool_template):
6252 Initialize optimize_ field.
6253 (Stringpool_template::set_string_offsets): Test local optimize
6254 fild rather than parameter.
6255 * layout.cc (Layout::Layout): Call set_optimize on the section
6258 2009-06-22 Ian Lance Taylor <iant@google.com>
6261 * yyscript.y: Parse TARGET.
6262 * script.cc (script_set_target): New function.
6263 * script-c.h (script_set_target): Declare.
6264 * options.cc (General_options::string_to_object_format): Rename
6265 from string_to_object_format in anonymous namespace. Change
6267 * options.h (class General_options): Declare
6268 string_to_object_format.
6270 2009-06-22 Ian Lance Taylor <iant@google.com>
6272 * script-sections.cc (Script_sections::create_segments): Don't put
6273 program headers in a PT_LOAD segment if -n or -N.
6275 2009-06-22 Ian Lance Taylor <iant@google.com>
6278 * options.h (class General_options): Add -z lazy and -z now. Sort
6279 -z options into alphabetical order.
6280 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6282 2009-06-21 Ian Lance Taylor <iant@google.com>
6284 * layout.cc (Layout::make_output_section): Call
6285 Target::new_output_section.
6286 (Layout::attach_allocated_section_to_segment): Put large section
6287 sections in a separate load segment with the large segment flag
6289 (Layout::segment_precedes): Sort large data segments after other
6291 (align_file_offset): New static function.
6292 (Layout::set_segment_offsets): Use align_file_offset.
6293 * output.h (class Output_section): Add is_small_section_ and
6294 is_large_section_ fields.
6295 (Output_section::is_small_section): New function.
6296 (Output_section::set_is_small_section): New function.
6297 (Output_section::is_large_section): New function.
6298 (Output_section::set_is_large_section): New function.
6299 (Output_section::is_large_data_section): New function.
6300 (class Output_segment): Add is_large_data_segment_ field.
6301 (Output_segment::is_large_data_segment): New function.
6302 (Output_segment::set_is_large_data_segment): New function.
6303 * output.cc (Output_section::Output_section): Initialize new
6305 (Output_segment::Output_segment): Likewise.
6306 (Output_segment::add_output_section): Add assertion that large
6307 data sections always go in large data segments. Force small data
6308 sections to the end of the list of data sections. Force small BSS
6309 sections to the start of the list of BSS sections. For large BSS
6310 sections to the end of the list of BSS sections.
6311 * symtab.h (class Symbol): Declare is_common_shndx.
6312 (Symbol::is_defined): Check Symbol::is_common_shndx.
6313 (Symbol::is_common): Likewise.
6314 (class Symbol_table): Define enum Commons_section_type. Update
6315 declarations. Add small_commons_ and large_commons_ fields.
6316 * symtab.cc (Symbol::is_common_shndx): New function.
6317 (Symbol_table::Symbol_table): Initialize new fields.
6318 (Symbol_table::add_from_object): Put small and large common
6319 symbols in the right list.
6320 (Symbol_table::sized_finalized_symbol): Check
6321 Symbol::is_common_shndx.
6322 (Symbol_table::sized_write_globals): Likewise.
6323 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6324 common symbol lists. Don't call do_allocate_commons_list if the
6326 (Symbol_table::do_allocate_commons_list): Remove is_tls
6327 parameter. Add comons_section_type parameter. Change all
6328 callers. Handle small and large common symbols.
6329 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6330 Symbol::is_common_shndx.
6331 * resolve.cc (symbol_to_bits): Likewise.
6332 * target.h (Target::small_common_shndx): New function.
6333 (Target::small_common_section_flags): New function.
6334 (Target::large_common_shndx): New function.
6335 (Target::large_common_section_flags): New function.
6336 (Target::new_output_section): New function.
6337 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6338 small_common_section_flags, and large_common_section_flags
6340 (Target::do_new_output_section): New virtual function.
6341 * arm.cc (Target_arm::arm_info): Initialize new fields.
6342 * i386.cc (Target_i386::i386_info): Likewise.
6343 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6345 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6346 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6347 (Target_x86_64::do_new_output_section): New function.
6348 * configure.ac: Define conditional MCMODEL_MEDIUM.
6349 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6350 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6351 (large_LDFLAGS): Define.
6352 * testsuite/large.c: New file.
6353 * testsuite/testfile.cc (Target_test::test_target_info):
6354 Initialize new fields.
6355 * configure, testsuite/Makefile.in: Rebuild.
6357 2009-06-05 Doug Kwan <dougkwan@google.com>
6359 * Makefile.am (CCFILES): Add target.cc.
6360 * Makefile.in: Regenerate.
6361 * i386.cc (class Target_i386): Define new virtual method to
6362 override do_is_local_label_name in parent.
6363 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6364 local symbols if --discard-locals or -X is given.
6365 * options.h (class General_options): Declare new options
6366 '--discard-locals' and '-X' for discarding locals.
6367 * target.h (class Target): Define new methods is_local_label_name.
6368 Declare new virtual method do_is_local_label_name.
6369 * target.cc: New file.
6370 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6371 (check_SCRIPTS): Add discard_locals_test.sh.
6372 (check_DATA): Add discard_local_tests.syms.
6373 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6374 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6375 * testsuite/Makefile.in: Regenerate.
6376 * testsuite/discard_locals_test.c: New file.
6377 * testsuite/discard_locals_test.sh: Same.
6379 2009-06-05 Doug Kwan <dougkwan@google.com>
6381 * object.cc (Sized_relobj::Sized_relobj): Initialize
6382 discarded_eh_frame_shndx_ to -1U.
6383 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6385 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6386 a discarded .eh_frame section.
6387 (Sized_relobj::do_finalize_local_symbols): Ditto.
6388 * object.h (class Sized_relobj): Declare new member
6389 discarded_eh_frame_shndx_.
6390 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6391 (local_labels_test.o, local_labels_test): New rules.
6392 * testsuite/Makefile.in: Regenerate.
6394 2009-06-04 Doug Kwan <dougkwan@google.com>
6396 * layout.cc (Layout::section_name_mapping): Add mapping for
6397 special ARM sections.
6399 2009-06-03 Doug Kwan <dougkwan@google.com>
6401 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6402 (utils::has_overflow): Same.
6404 2009-06-03 Ian Lance Taylor <iant@google.com>
6406 * layout.cc (Layout::section_name_mapping): New array, replacing
6407 Layout::linkonce_mapping.
6408 (Layout::section_name_mapping_count): New variable, replacing
6409 Layout::linkonce_mapping_count.
6410 (Layout::linkonce_output_name): Remove.
6411 (Layout::output_section_name): Rewrite.
6412 * layout.h (class Layout): Rename Linkonce_mapping to
6413 Section_name_mapping, linkonce_mapping to section_name_mapping,
6414 linkonce_mapping_count to section_name_mapping_count. Don't
6415 declare linkonce_output_name.
6417 2009-06-03 Doug Kwan <dougkwan@google.com>
6419 * gold/arm.cc (namespace utils): New.
6420 (Target_arm::reloc_is_non_pic): Define new method.
6421 (class Arm_relocate_functions): New.
6422 (Target_arm::Relocate::relocate): Handle relocation types used by
6425 2009-06-03 Ian Lance Taylor <iant@google.com>
6427 * arm.cc (Target_arm::scan::global): Use || instead of |.
6429 2009-06-02 Doug Kwan <dougkwan@google.com>
6431 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6432 issued_non_pic_error_.
6433 (class Target_arm::Scan): Declare new method check_non_pic.
6434 Define new method symbol_needs_plt_entry.
6435 Declare new data member issued_non_pic_error_.
6436 (class Target_arm::Relocate): Declare new method
6437 should_apply_static_reloc.
6438 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6439 (Target_arm::Scan::check_non_pic): Define new method.
6440 (Target_arm::Scan::local): Handle a small subset of reloc types used
6442 (Target_arm::Scan::local): Same.
6443 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6445 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6447 * incremental.cc (Incremental_inputs::report_command_line): Filter
6448 out --incremental-* options.
6450 2009-05-29 Doug Kwan <dougkwan@google.com>
6452 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6454 (class Target_arm): Update comment.
6455 (Target_arm::Target_arm): Initialize new data members GOT_,
6456 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6457 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6458 and Target_arm::rel_dyn_section.
6459 Declare new_enum Target_arm::Got_type.
6460 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6462 Update commments for member do_dynsym_value.
6463 (Target_arm::got_size, Target_arm::plt_section,
6464 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6465 new methods inside class defintion.
6466 (Target_arm::got_section): Define new method.
6467 (Target_arm::rel_dyn_section): Same.
6468 (Output_data_plt_arm): New template class.
6469 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6470 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6471 (Output_data_plt_arm::add_entry): Same.
6472 (Output_data_plt_arm::first_plt_entry): Define new
6473 static data member for PLT instruction template.
6474 (Output_data_plt_arm::plt_entry): Same.
6475 (Output_data_plt_arm::do_write): Define new method.
6476 (Target_arm::make_plt_entry): Same.
6477 (Target_arm::do_finalize_sections): Same.
6478 (Target_arm::do_dynsym_value): Same.
6480 2009-05-28 Doug Kwan <dougkwan@google.com>
6482 * Makefile.am (TARGETSOURCES): Add arm.cc.
6483 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6484 * Makefile.in: Regenerate.
6486 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6488 2009-05-26 Doug Kwan <dougkwan@google.com>
6490 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6491 (General_options::check_excluded_libs): Strip off directories in
6492 archive name before matching like GNU ld does.
6493 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6494 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6495 (exclude_libs_test_LDFLAGS): Add linker option
6496 -Wl,--exclude-libs,libexclude_libs_test_3
6497 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6498 an explicit archive without using -l.
6499 (alt/libexclude_libs_test_3.a): New make rule.
6500 * testsuite/Makefile.in: Regenerate.
6501 * testsuite/exclude_libs_test.c : Declare lib3_default().
6503 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6504 * exclude_libs_test_3.c: New file.
6506 2009-05-26 Nick Clifton <nickc@redhat.com>
6508 * po/id.po: New Indonesian translation.
6509 * po/gold.pot: Updated template file.
6511 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6513 * testsuite/Makefile.am: Add -ffunction-sections to compile
6514 gc_comdat_test files. Add -Wl,--gc-sections to build
6516 * testsuite/Makefile.in: Regenerate.
6517 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6519 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6521 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6522 kept comdat section was garbage collected.
6523 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6524 * testsuite/Makefile.in: Regenerate.
6525 * testsuite/gc_comdat_test.sh: New file.
6526 * testsuite/gc_comdat_test_1.cc: New file.
6527 * testsuite/gc_comdat_test_2.cc: New file.
6529 2009-05-19 Doug Kwan <dougkwan@google.com>
6531 * archive.cc (Archive::Archive): Move constructor from archive.h
6532 to here. Initialize no_export_.
6533 (Archive::get_elf_object_for_member): Set no_export flag of object.
6534 * archive.h (Archive::Archive): Move constructor body to
6536 (Archive::no_export): New method.
6537 (Archive::no_export_): New field.
6538 * object.h (Object::Object): Initialize no_export_ to false.
6539 (Object::no_export, Object::set_no_export): New methods.
6540 (Object::no_export_): New field.
6541 * options.cc (General_options::parse_exclude_libs): New method.
6542 (General_options::check_excluded_libs) Same.
6543 * options.h (exclude_libs): New option.
6544 (General_options::check_excluded_libs): New method declaration.
6545 (General_options::excluded_libs_): New field.
6546 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6547 default or protected visibility if an object has no-export flag set.
6548 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6549 (check_SCRIPTS): Add exclude_libs_test.sh.
6550 (check_DATA): Add exclude_libs_test.syms.
6551 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6552 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6553 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6554 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6555 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6556 libexclude_libs_test_2.a): New rules.
6557 * testsuite/Makefile.in: Regenerate.
6558 * testsuite/exclude_libs_test.c: New file.
6559 * testsuite/exclude_libs_test.sh: Ditto.
6560 * testsuite/exclude_libs_test_1.c: Ditto.
6561 * testsuite/exclude_libs_test_2.c: Ditto.
6563 2009-05-15 Ian Lance Taylor <iant@google.com>
6565 * configure.ac: Check for declarations for cases where libiberty.h
6566 checks HAVE_DECL_xxx.
6567 * configure, config.in: Rebuild.
6569 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6571 * gold.h (Incremental_argument_list): Remove (invalid) forward
6573 * incremental.cc (Incremental_inputs::report_achive): New method.
6574 (Incremental_inputs::report_object): New method.
6575 (Incremental_inputs::report_script): New method.
6576 (Incremental_inputs::finalize_inputs): New method.
6577 (Incremental_inputs::finalize): Call finalize_inputs().
6578 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6579 Create inputs entries.
6580 * incremental.h (Incremental_input_type): New enum.
6581 (Incremental_inputs::Incremental_input): Initialize new fields.
6582 (Incremental_inputs::report_inputs): New method.
6583 (Incremental_inputs::report_achive): New method.
6584 (Incremental_inputs::report_object): New method.
6585 (Incremental_inputs::report_script): New method.
6586 (Incremental_inputs::finalize_inputs): New method.
6587 (Incremental_inputs::Input_info): New struct.
6588 (Incremental_inputs::Input_info_map): New typedef.
6589 (Incremental_inputs::lock_): New field.
6590 (Incremental_inputs::Inputs_): New field.
6591 (Incremental_inputs::Inputs_map): New field.
6592 * main.cc (main): Call Incremental_input::report_inputs.
6593 * options.h (Input_argument_list): Typedef moved from
6595 (Input_file_group::Files): Remove, use ::Input_argument_list.
6596 (Input_file_group::Input_argument_list): Remove, use
6597 ::Input_argument_list.
6598 * plugin.cc (Plugin_manager::add_input_file): Add error in
6600 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6602 * script.cc (read_input_script): Call
6603 Incremental_input::report_script.
6604 * script.h (Script_info): New class.
6606 2009-04-27 Ian Lance Taylor <iant@google.com>
6608 * x86_64.cc (do_adjust_output_section): Set entsize to
6611 2009-04-23 Elliott Hughes <enh@google.com>
6613 * output.cc (Output_file::close): After short writes, continue
6614 writing from the correct offset in the buffer being written.
6616 2009-04-23 Chris Demetriou <cgd@google.com>
6618 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6619 * configure: Regenerate.
6620 * config.in: Regenerate.
6621 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6622 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6624 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6626 * incremental.cc (Incremental_inputs_header_data): Renamed from
6627 Incremental_input_header_data.
6628 (Incremental_inputs_header_data::data_size): New field.
6629 (Incremental_inputs_header_data::put_input_file_count): Renamed
6630 from input_file_count.
6631 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6632 from command_line_offset.
6633 (Incremental_inputs_header_data::put_reserved): Renamed from
6635 (Incremental_inputs_entry_data): Renamed from
6636 Incremental_input_entry_data.
6637 (Incremental_inputs_entry_data::data_size): New field.
6638 (Incremental_inputs::report_command_line): New method.
6639 (Incremental_inputs::finalize): New method.
6640 (Incremental_inputs::create_incremental_inputs_data): New method.
6641 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6642 * incremental.h: New file.
6643 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6644 (Layout::finalize): Create incremental inputs section in
6646 (Layout::create_incremental_info_sections): New method.
6647 * layout.h (Layout::incremental_inputs): New method.
6648 (Layout::create_incremental_info_sections): New method.
6649 (Layout::incremental_inputs_): New field.
6650 * main.cc (main): Notify Incremental_input of the command line.
6652 2009-04-01 Ian Lance Taylor <iant@google.com>
6653 Mikolaj Zalewski <mikolajz@google.com>
6655 * gold.h (reserve_unordered_map): Define, three versions, one for
6656 each version of Unordered_map.
6657 * layout.cc (Layout::Layout): Remove options parameter. Add
6658 number_of_input_files parameter. Don't initialize options_.
6659 Initialize number_of_input_files_ and resized_signatures_. Move
6660 sections_are_attached_.
6661 (Layout::layout_group): Reserve space for group_signatures_.
6662 (Layout::find_or_add_kept_section): Change name parameter to be a
6663 reference. Resize signatures_ map when it gets large enough.
6664 (Layout::layout_eh_frame): Use parameters->options() instead of
6666 (Layout::make_output_section): Likewise.
6667 (Layout::attach_allocated_section_to_segment): Likewise.
6668 (Layout::finalize, Layout::create_executable_stack): Likewise.
6669 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6670 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6671 * layout.h (class Layout): Update declarations. Remove options_
6672 field. Add number_of_input_files_ and resized_signatures_
6673 fields. Move sections_are_attached_ field.
6674 * main.cc (main): Pass number of input files to Layout
6675 constructor. Don't pass options.
6677 2009-03-30 Ian Lance Taylor <iant@google.com>
6679 * ffsll.c (ffsll): Correct implementation.
6681 2009-03-27 Ian Lance Taylor <iant@google.com>
6683 * ffsll.c: New file.
6684 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6685 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6686 * ftruncate.c (ftruncate): Declare before definition.
6687 * mremap.c (mremap): Likewise.
6688 * pread.c (pread): Likewise.
6689 * configure, Makefile.in, config.in: Rebuild.
6691 * mremap.c: New file.
6692 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6693 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6694 (mremap): Declare if HAVE_MREMAP is not defined.
6695 * configure, Makefile.in, config.in: Rebuild.
6697 2009-03-27 Cary Coutant <ccoutant@google.com>
6699 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6700 position independent.
6701 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6702 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6704 2009-03-24 Cary Coutant <ccoutant@google.com>
6706 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6708 (needs_dynamic_reloc): Likewise.
6710 2009-03-24 Ian Lance Taylor <iant@google.com>
6712 * yyscript.y (file_cmd): Recognize EXTERN.
6713 (extern_name_list, extern_name_list_body): New nonterminals.
6714 * script.cc (script_add_extern): Define.
6715 * script-c.h (script_add_extern): Declare.
6717 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6719 * object.cc (is_elf_object): Define.
6720 * object.h (is_elf_object): Declare.
6721 * archive.cc (Archive::get_elf_object_for_member): Call
6723 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6725 2009-03-24 Elliott Hughes <enh@google.com>
6727 * output.cc (Output_file::map_anonymous): Define.
6728 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6729 try an anonymous one. Report the size if the mmap fails.
6730 * output.h (class Output_file): Declare map_anonymous.
6732 2009-03-24 Ian Lance Taylor <iant@google.com>
6734 * target-select.cc (instantiate_target): Don't acquire the lock if
6735 the instantiated_target_ field has already been set.
6737 2009-03-23 Ian Lance Taylor <iant@google.com>
6739 * gold-threads.h (class Initialize_lock): Define.
6740 * gold-threads.cc (class Initialize_lock_once): Define.
6741 (initialize_lock_control): New static variable.
6742 (initialize_lock_pointer): New static variable.
6743 (initialize_lock_once): New static function.
6744 (Initialize_lock::Initialize_lock): Define.
6745 (Initialize_lock::initialize): Define.
6746 * target-select.h: Include "gold-threads.h".
6747 (class Target_selector): Add lock_ and initialize_lock_ fields.
6748 Don't define instantiate_target, just declare it.
6749 * target-select.cc (Target_selector::Target_selector): Initialize
6751 (Target_selector::instantiate_target): Define.
6752 * descriptors.h: Include "gold-threads.h".
6753 (class Descriptors): Add initialize_lock_ field.
6754 * descriptors.cc (Descriptors::Descriptors): Initialize new
6756 (Descriptors::open): Use initialize_lock_ field
6757 * errors.h (class Errors): Add initialize_lock_ field.
6758 * errors.cc (Errors::Errors): Initialize new field.
6759 (Errors::initialize_lock): Use initialize_lock_ field.
6760 * powerpc.cc (class Target_selector_powerpc): Remove
6761 instantiated_target_ field. In do_recognize call
6762 instantiate_target rather than do_instantiate_target. In
6763 do_instantiate_target just allocate a new target.
6764 * sparc.cc (class Target_selector_sparc): Likewise.
6766 * freebsd.h: New file.
6767 * i386.cc: Include "freebsd.h".
6768 (Target_i386): Derive from Target_freebsd rather than
6770 (Target_selector_i386): Derive from Target_selector_freebsd rather
6771 than Target_selector.
6772 * x86_64.cc: Include "freebsd.h".
6773 (Target_x86_64): Derive from Target_freebsd rather than
6775 (Target_selector_x86_64): Derive from Target_selector_freebsd
6776 rather than Target_selector.
6777 * target.h (class Target): Add adjust_elf_header and
6778 do_adjust_elf_header.
6779 * output.cc (Output_file_header:: do_sized_write): Call target
6780 adjust_elf_header routine.
6781 * configure.tgt: Set targ_osabi.
6782 * configure.ac: Define GOLD_DEFAULT_OSABI.
6783 * parameters.cc (Parameters::default_target): Pass
6784 GOLD_DEFAULT_OSABI to select_target.
6785 * target-select.h (class Target_selector): Make instantiate_target
6786 protected rather than private.
6787 * Makefile.am (HFILES): Add freebsd.h.
6788 * configure, Makefile.in, config.in: Rebuild.
6790 * merge.cc (do_add_input_section): Correct pend value. Change
6791 message about last entry not being null terminated from error to
6794 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6796 * incremental.cc: New file.
6797 * Makefile.am (CCFILES): Add incremental.cc.
6798 * Makefile.in: Rebuild.
6800 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6802 * layout.cc (Layout::output_section_name): Preserve names
6803 of '.note.' sections.
6805 2009-03-19 Ian Lance Taylor <iant@google.com>
6807 * descriptors.cc (Descriptors::open): Check that the options are
6808 valid before using them.
6810 2009-03-18 Ian Lance Taylor <iant@google.com>
6812 * script-sections.h: Include <list>.
6813 (class Script_sections): Change Sections_elements from std::vector
6814 to std::list. Typedef public Elements_iterator. Add
6815 orphan_section_placement_, data_segment_align_start_, and
6816 saw_data_segment_align_ fields. Remove data_segment_align_index_
6818 * script-sections.cc (class Orphan_section_placement): New class.
6819 (class Sections_element): Add virtual functions is_relro and
6820 orphan_section_init. Remove virtual function place_orphan_here.
6821 (class Output_section_definition): Add is_relro and
6822 orphan_section_init. Remove place_orphan_here.
6823 (class Orphan_output_section): Likewise.
6824 (Script_sections::Script_sections): Update for field changes.
6825 (Script_sections::data_segment_align): Set saw_data_segment_align_
6826 and data_segment_align_start_, not data_segment_align_index.
6827 (Script_sections::data_segment_relro_end): Check
6828 saw_data_segment_align_. Use data_segment_align_start_ rather
6829 than data_segment_align_index_.
6830 (Script_sections::place_orphan): Rewrite to use
6831 Orphan_section_placement.
6833 2009-03-17 Ian Lance Taylor <iant@google.com>
6835 * archive.cc (Archive::add_symbols): Check for a version attached
6836 to the symbol name in the archive map.
6837 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6838 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6839 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6840 (ver_test_11.a): New target.
6841 * testsuite/Makefile.in: Rebuild.
6843 * configure.ac: Check for chsize and posix_fallocate. Replace
6845 * ftruncate.c: New file, from gnulib.
6846 * output.cc (posix_fallocate): Define dummy version if not
6847 HAVE_POSIX_FALLOCATE.
6848 (Output_file::map): Call posix_fallocate rather than lseek and
6850 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6851 * configure, Makefile.in, config.in: Rebuild.
6853 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6855 * layout.h (Layout::create_note): Add section_name parameter.
6856 * layout.cc (Layout::create_note): Likewise.
6857 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6859 2009-03-17 Ian Lance Taylor <iant@google.com>
6861 * descriptors.cc: Include "options.h".
6862 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6863 (Descriptors::open): Always use O_CLOEXEC when opening a new
6864 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6865 then set FD_CLOEXEC.
6867 * sparc.cc (class Target_sparc): Add has_got_section.
6868 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6869 make sure we have a GOT section.
6871 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6872 (Target_sparc::Scan::local): Likewise.
6873 (Target_sparc::Scan::global): Likewise.
6874 (Target_sparc::Relocate::relocate): Likewise.
6875 (Target_sparc::Relocate::relocate_tls): Likewise.
6877 * symtab.cc (Symbol_table::define_default_version): New function,
6878 broken out of add_from_object.
6879 (Symbol_table::add_from_object): Call define_default_version.
6880 (Symbol_table::define_special_symbol): Add resolve_oldsym
6881 parameter. Change all callers. If the version for a symbol comes
6882 from a version script, resolve it with the symbol with the same
6883 name with no version. Also add the symbol without a version if
6885 (do_define_in_output_data): If resolving with oldsym, don't delete
6887 (do_define_in_output_segment): Likewise.
6888 (do_define_as_constant): Likewise.
6889 * symtab.h (class Symbol_table): Update declarations.
6891 2009-03-13 Ian Lance Taylor <iant@google.com>
6893 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6894 (Read_symbols::requeue): New function.
6895 (Read_symbols::do_read_symbols): If make_elf_object fails because
6896 the target type is not configured, and the file was searched for,
6897 issue a warning and retry with the next directory.
6898 (Add_symbols::run): If the file has an incompatible format, and
6899 it was searched for, requeue the Read_symbols task. On error,
6901 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6902 dirindex parameter to constructor. Change all callers. Declare
6903 incompatible_warning and requeue.
6904 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6905 input_argument_ and input_group_ fields. Add them to
6906 constructor. Change all callers.
6907 (class Read_script): Add dirindex_ field. Add it to constructor.
6909 * archive.cc (Archive::setup): Remove input_objects parameter.
6911 (Archive::get_file_and_offset): Likewise.
6912 (Archive::read_all_symbols): Likewise.
6913 (Archive::read_symbols): Likewise.
6914 (Archive::get_elf_object_for_member): Remove input_objects
6915 parameter. Add punconfigured parameter. Change all callers.
6916 (Archive::add_symbols): Change return type to bool. Check return
6917 value of include_member.
6918 (Archive::include_all_members): Likewise.
6919 (Archive::include_member): Change return type to bool. Return
6920 false if first included object has incompatible target. Set
6921 included_member_ field.
6922 (Add_archive_symbols::run): If add_symbols returns false, requeue
6924 * archive.h (class Archive): Add included_member_ field.
6925 Initialize it in constructor. Add input_file and searched_for
6926 methods. Update declarations.
6927 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6928 input_argument_ fields. Add them to constructor. Change all
6930 * script.cc: Include "target-select.h".
6931 (class Parser_closure): Add skip_on_incompatible_target_ and
6932 found_incompatible_target_ fields. Add
6933 skip_on_incompatible_target parameter to constructor. Change all
6934 callers. Add methods skip_on_incompatible_target,
6935 clear_skip_on_incompatible_target, found_incompatible_target, and
6936 set_found_incompatible_target.
6937 (read_input_script): Add dirindex parameter. Change all callers.
6938 If parser finds an incompatible target, requeue Read_symbols
6940 (script_set_symbol): Clear skip_on_incompatible_target in
6942 (script_add_assertion, script_parse_option): Likewise.
6943 (script_start_sections, script_add_phdr): Likewise.
6944 (script_check_output_format): New function.
6945 * script.h (read_input_script): Update declaration.
6946 * script-c.h (script_check_output_format): Declare.
6947 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6948 (ignore_cmd): Remove OUTPUT_FORMAT.
6949 * fileread.cc (Input_file::Input_file): Add explicit this.
6950 (Input_file::will_search_for): New function.
6951 (Input_file::open): Add pindex parameter. Change all callers.
6952 * fileread.h (class Input_file): Add input_file_argument method.
6953 Declare will_search_for. Update declarations.
6954 * object.cc (make_elf_object): Add punconfigured parameter.
6956 * object.h (class Object): Make input_file public. Add
6957 searched_for method.
6958 (make_elf_object): Update declaration.
6959 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6961 * dirsearch.h (class Dirsearch): Update declaration.
6962 * options.h (class General_options): Add --warn-search-mismatch.
6963 * parameters.cc (Parameters::is_compatible_target): New function.
6964 * parameters.h (class Parameters): Declare is_compatible_target.
6965 * workqueue.cc (Workqueue::add_blocker): New function.
6966 * workqueue.h (class Workqueue): Declare add_blocker.
6968 * fileread.cc (Input_file::open): Remove options parameter.
6970 (Input_file::open_binary): Likewise.
6971 * script.cc (read_input_script): Likewise.
6972 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6973 options parameter from constructor. Change all callers.
6974 (class Read_script): Likewise.
6975 * fileread.h (class Input_file): Update declarations.
6976 * script.h (read_input_script): Update declaration.
6978 2009-03-10 Nick Clifton <nickc@redhat.com>
6980 * po/es.po: New Spanish translation.
6982 2009-03-06 Cary Coutant <ccoutant@google.com>
6984 * options.cc (parse_short_option): Keep dash_z from registering itself.
6986 2009-03-03 Ian Lance Taylor <iant@google.com>
6989 * target-reloc.h (relocate_section): Pass output_section to
6991 * i386.cc (Target_i386::should_apply_static_reloc): Add
6992 output_section parameter. Change all callers.
6993 (Target_i386::Relocate::relocate): Add output_section parameter.
6994 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6995 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6996 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6997 * testsuite/two_file_shared.sh: New script.
6998 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6999 (check_DATA): Add two_file_shared.dbg.
7000 (two_file_shared.dbg): New target.
7001 * testsuite/Makefile.in: Rebuild.
7003 2009-03-01 Ian Lance Taylor <iant@google.com>
7005 * configure.ac: Check for byteswap.h.
7006 * configure: Rebuild.
7007 * config.in: Rebuild.
7009 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7011 * layout.cc (Layout::find_or_add_kept_section): New function.
7012 (Layout::add_comdat): Removed.
7013 * layout.h (struct Kept_section): Move out of class Layout.
7014 Remove trailing underscores from field names. Add group_sections
7015 field. Rename group_ field to is_group. Change all uses.
7016 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7017 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7018 comdat_groups_ field.
7019 (Sized_relobj::include_section_group): Use
7020 find_or_add_kept_section and Kept_section::group_sections.
7021 (Sized_relobj::include_linkonce_section): Likewise.
7022 * object.cc (class Sized_relobj): Don't define Comdat_group or
7023 Comdat_group_table. Remove find_comdat_group and
7024 add_comdat_group. Remove comdat_groups_ field.
7025 * plugin.cc (include_comdat_group): Use
7026 Layout::find_or_add_kept_section.
7028 2009-02-28 Ian Lance Taylor <iant@google.com>
7030 * README: --gc-sections and map files are now supported. Document
7031 some build requirements.
7034 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7035 relocatable link set the value of the section symbol to zero.
7036 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7037 relocatable link don't include the section address in the local
7040 2009-02-27 Ian Lance Taylor <iant@google.com>
7043 * options.h (class Search_directory): Add is_system_directory.
7044 (class General_options): Declare is_in_system_directory.
7045 * options.cc (get_relative_sysroot): Make static.
7046 (get_default_sysroot): Make static.
7047 (General_optoins::is_in_system_directory): New function.
7048 * fileread.cc (Input_file::is_in_system_directory): New function.
7049 * fileread.h (class Input_file): Declare is_in_system_directory.
7050 * object.h (class Object): Add is_in_system_directory.
7051 (class Input_objects): Remove system_library_directory_ field.
7052 * object.cc (Input_objects::add_object): Don't set
7053 system_library_directory_.
7054 (input_objects::found_in_system_library_directory): Remove.
7055 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7056 parameter. Change all callers.
7057 (Symbol_table::sized_write_globals): Likewise.
7058 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7059 Call Object::is_in_system_directory.
7060 * symtab.h (class Symbol_table): Update declarations.
7063 * descriptors.h (Open_descriptor): Add is_on_stack field.
7064 * descriptors.cc (Descriptors::open): If the descriptor is on the
7065 top of the stack, remove it. Initialize is_on_stack field.
7066 (Descriptors::release): Only add pod to stack if it is not on the
7068 (Descriptors::close_some_descriptor): Clear stack_next and
7072 * output.cc (Output_section::find_starting_output_address): Rename
7073 from starting_output_address; add PADDR parameter; change return
7075 * output.h (class Output_section): Declare
7076 find_starting_output_address instead of starting_output_address.
7077 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7078 section symbol for which we can't find a merge section.
7081 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7082 hidden or internal, force the symbol to be local.
7083 * resolve.cc (Symbol::override_visibility): Define.
7084 (Symbol::override_base): Use override_visibility.
7085 (Symbol_table::resolve): Likewise.
7086 (Symbol::override_base_with_special): Likewise.
7087 (Symbol_table::override_with_special): If the visibility is hidden
7088 or internal, force the symbol to be local.
7089 * symtab.h (class Symbol): Add set_visibility and
7090 override_visibility.
7091 * testsuite/ver_test_1.sh: New file.
7092 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7093 (check_DATA): Add ver_test_1.syms.
7094 (ver_test_1.syms): New target.
7095 * testsuite/Makefile.in: Rebuild.
7097 2009-02-25 Cary Coutant <ccoutant@google.com>
7099 * layout.cc (Layout::choose_output_section): Don't rename sections
7100 when using a linker script that has a SECTIONS clause.
7101 * Makefile.in: Regenerate.
7103 * testsuite/Makefile.am (script_test_5.sh): New test case.
7104 * testsuite/Makefile.in: Regenerate.
7105 * testsuite/script_test_5.cc: New file.
7106 * testsuite/script_test_5.sh: New file.
7107 * testsuite/script_test_5.t: New file.
7109 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7111 * archive.cc (Archive::include_member): Update calls to add_symbols.
7112 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7113 the Layout argument.
7114 * dynobj.h (do_add_symbols): Add the Layout argument.
7115 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7117 * object.h (Object::add_symbols): Add the Layout argument.
7118 (Object::do_add_symbols): Add the Layout argument.
7119 (Sized_relobj::do_add_symbols): Add the Layout argument.
7120 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7121 Unify the two versions.
7122 (Add_plugin_symbols): Remove.
7123 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7124 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7125 (Add_plugin_symbols): Remove.
7126 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7127 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7128 (Add_symbols::run): Make it work with Pulginobj.
7130 2009-02-06 Ian Lance Taylor <iant@google.com>
7132 * object.cc (Sized_relobj::do_layout): Make info message start
7133 with lower case letter.
7135 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7137 * binary.cc: Fix file comment.
7139 * options.h (enum Incremental_disposition): Define.
7140 (class General_options): Add new options: --incremental,
7141 --incremental_changed, --incremental_unchanged,
7142 --incremental_unknown. Add incremental_disposition_ and
7143 implicit_incremental_ fields.
7144 (General_options::incremental_disposition): New function.
7145 (class Position_dependent_options): Add incremental_disposition
7147 (Position_dependent_options::copy_from_options): Set incremental
7149 * options.cc (General_options::parse_incremental_changed): New
7151 (General_options::parse_incremental_unchanged): New function.
7152 (General_options::parse_incremental_unknown): New function.
7153 (General_options::General_options): Initialize new fields
7154 incremental_disposition_ and implicit_incremental_.
7155 (General_options::finalize): Check for uasge of --incremental-*
7156 without --incremental.
7158 2009-02-06 Chris Demetriou <cgd@google.com>
7160 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7161 pointer and to report location as the file name associated with
7163 (gold_undefined_symbol_at_location): New function to replace the
7164 old gold_undefined_symbol functionality.
7165 * target-reloc.h (relocate_section): Update to use
7166 gold_undefined_symbol_at_location.
7167 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7168 Call gold_undefined_symbol function rather than gold_error.
7169 * errors.h (Errors::undefined_symbol): Take location as a
7170 string, rather than calculating it from a relocation.
7171 * errors.cc (Errors::fatal): Print "fatal error:" before the
7173 (Errors::error, Errors::error_at_location): Print "error: "
7174 before the formatted message.
7175 (Errors::undefined_symbol): Take location as a string, rather
7176 than calculating it from a relocation.
7177 (gold_undefined_symbol_at_location): New function akin to
7178 old gold_undefined_symbol, calculates location from relocation.
7179 (gold_undefined_symbol): Change to take only a Symbol pointer
7180 and to report location as the file name associated with the symbol.
7181 * testsuite/debug_msg.sh: Update for changed error messages.
7182 * testsuite/undef_symbol.sh: Likewise.
7184 2009-02-04 Duncan Sands <baldrick@free.fr>
7187 * reduced_debug_output.h
7188 (Output_reduced_debug_abbrev_section::failed): Use format for
7190 (Output_reduced_debug_info_section::faild): Likewise.
7192 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7194 * script.cc (Lazy_demangler): New class.
7195 (Version_script_info::get_symbol_version_helper): Demangle a
7198 2009-01-29 Cary Coutant <ccoutant@google.com>
7200 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7202 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7204 2009-01-28 Ian Lance Taylor <iant@google.com>
7206 * version.cc (version_string): Bump to 1.9.
7208 * gold.h: Include <cstring> and <stdint.h>.
7209 * version.cc: Include <cstdio>.
7210 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7212 * reduced_debug_output.cc (insert_into_vector): Rename from
7213 Insert_into_vector; change all callers. Use Swap_unaligned to
7214 avoid aliasing issue; remove union since it is unnecessary.
7216 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7218 * Makefile.am (CCFILES): Add gc.cc.
7220 * Makefile.in: Regenerate.
7221 * gold.cc (Gc_runner): New class.
7222 (queue_initial_tasks): Call garbage collection related tasks
7223 when corresponding options are invoked.
7224 (queue_middle_gc_tasks): New function.
7225 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7226 processed early before laying out sections during garbage collection.
7227 * gold.h (queue_middle_gc_tasks): New function.
7228 (is_prefix_of): Move from "layout.cc".
7229 * i386.cc (Target_i386::gc_process_relocs): New function.
7230 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7231 * main.cc (main): Create object of class "Garbage_collection".
7232 * object.cc (Relobj::copy_symbols_data): New function.
7233 (Relobj::is_section_name_included): New function.
7234 (Sized_relobj::do_layout): Allow this function to be called twice
7235 during garbage collection and defer layout of section during the
7237 * object.h (Relobj::get_symbols_data): New function.
7238 (Relobj::is_section_name_included): New function.
7239 (Relobj::copy_symbols_data): New function.
7240 (Relobj::set_symbols_data): New function.
7241 (Relobj::get_relocs_data): New function.
7242 (Relobj::set_relocs_data): New function.
7243 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7244 (Relobj::gc_process_relocs): New function.
7245 (Relobj::do_gc_process_relocs): New pure virtual function.
7246 (Relobj::sd_): New data member.
7247 (Sized_relobj::is_output_section_offset_invalid): New function.
7248 (Sized_relobj::do_gc_process_relocs): New function.
7249 * options.h (General_options::gc_sections): Modify to not be a no-op.
7250 (General_options::print_gc_sections): New option.
7251 * plugin.cc (Plugin_finish::run): Remove function call to
7252 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7253 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7254 * reloc.cc (Read_relocs::run): Add task to process relocs and
7255 determine unreferenced sections when doing garbage collection.
7256 (Gc_process_relocs): New class.
7257 (Sized_relobj::do_gc_process_relocs): New function.
7258 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7259 sections that are garbage collected.
7260 * reloc.h (Gc_process_relocs): New class.
7261 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7262 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7263 symbols whose corresponding sections are garbage collected.
7264 (Symbol_table::Symbol_table): Add new parameter for the garbage
7266 (Symbol_table::gc_mark_undef_symbols): New function.
7267 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7268 (Symbol_table::gc_mark_dyn_syms): New function.
7269 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7271 (Symbol_table::add_from_object): Likewise.
7272 (Symbol_table::add_from_relobj): When building shared objects, do not
7273 treat externally visible symbols as garbage.
7274 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7275 table information for static and relocatable links.
7276 * symtab.h (Symbol_table::set_gc): New function.
7277 (Symbol_table::gc): New function.
7278 (Symbol_table::gc_mark_undef_symbols): New function.
7279 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7280 (Symbol_table::gc_mark_dyn_syms): New function.
7281 (Symbol_table::gc_): New data member.
7282 * target.h (Sized_target::gc_process_relocs): New pure virtual
7284 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7285 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7287 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7289 * options.h (General_options::gc_sections): Define as a no-op for now.
7290 (General_options::no_keep_memory): Ditto.
7291 (General_options::Bshareable): Define.
7292 * options.cc (General_options::finalize): Honor -Bshareable.
7294 2009-01-20 Andreas Schwab <schwab@suse.de>
7296 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7297 read the value in the contents, since we don't use it. Use the
7298 template endianness when writing.
7299 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7301 2009-01-19 Andreas Schwab <schwab@suse.de>
7303 * configure.tgt (powerpc64-*): Fix targ_obj.
7305 2009-01-15 Ian Lance Taylor <iant@google.com>
7307 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7308 local symbols when stripping all symbols.
7310 2009-01-14 Cary Coutant <ccoutant@google.com>
7312 * output.cc (Output_reloc): Add explicit instantiations.
7314 2009-01-14 Cary Coutant <ccoutant@google.com>
7316 * archive.cc (Archive::get_elf_object_for_member): Remove call
7317 to File_read::claim_for_plugin.
7318 * descriptors.cc (Descriptors::open): Remove reference to
7320 (Descriptors::claim_for_plugin): Remove.
7321 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7322 (Descriptors::is_claimed): Remove.
7323 (claim_descriptor_for_plugin): Remove.
7324 * fileread.cc (File_read::claim_for_plugin): Remove.
7325 * fileread.h (File_read::claim_for_plugin): Remove.
7326 (File_read::descriptor): Reopen descriptor if necessary.
7327 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7328 (Plugin_manager::all_symbols_read): Add task parameter. Change
7330 (Plugin_manager::get_input_file): New function.
7331 (Plugin_manager::release_input_file): New function.
7332 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7333 corresponding data member.
7334 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7335 and pass to base constructor. Change all callers.
7336 (get_input_file, release_input_file): New functions.
7337 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7338 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7339 (Plugin_manager::all_symbols_read): Add task parameter.
7340 (Plugin_manager::get_input_file): New function.
7341 (Plugin_manager::release_input_file): New function.
7342 (Plugin_manager::task_): New data member.
7343 (Pluginobj::Pluginobj): Add filesize parameter.
7344 (Pluginobj::filename): New function.
7345 (Pluginobj::descriptor): New function.
7346 (Pluginobj::filesize): New function.
7347 (Pluginobj::filesize_): New data member.
7348 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7349 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7350 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7352 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7353 with archive libraries.
7354 * testsuite/Makefile.in: Regenerate.
7355 * testsuite/plugin_test.c (struct sym_info): New type.
7356 (get_input_file, release_input_file): New static variables.
7357 (onload): Capture new transfer vector entries.
7358 (claim_file_hook): Stop reading at end of file according to filesize.
7359 Factor out parsing of readelf output into separate function.
7360 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7361 APIs and get the source file name from the symbol table. Convert
7362 source file name to corresponding object file name. Print info
7363 message when adding new input files.
7364 (parse_readelf_line): New function.
7365 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7366 * testsuite/plugin_test_2.sh: Likewise.
7367 * testsuite/plugin_test_3.sh: Likewise.
7368 * testsuite/plugin_test_4.sh: New test case.
7370 2009-01-07 Ian Lance Taylor <iant@google.com>
7372 * version.cc (version_string): Bump to 1.8.
7374 2008-12-23 Cary Coutant <ccoutant@google.com>
7376 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7377 * plugin.cc (Plugin_manager::finish): Rename as
7378 layout_deferred_objects. Move cleanup to separate function.
7379 (Plugin_manager::cleanup): New function.
7380 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7382 * plugin.h (Plugin_manager::finish): Rename as
7383 layout_deferred_objects.
7384 (Plugin_manager::cleanup): New function.
7385 (Plugin_manager::cleanup_done): New field.
7387 2008-12-23 Cary Coutant <ccoutant@google.com>
7389 * plugin.cc (is_visible_from_outside): New function.
7390 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7391 so we don't return "IR only" status for exported symbols or -r links.
7393 * testsuite/Makefile.am (plugin_test_3): New test case.
7394 * testsuite/Makefile.in: Regenerate.
7395 * testsuite/plugin_test_3.sh: New file.
7397 2008-12-22 Cary Coutant <ccoutant@google.com>
7399 * object.cc (Sized_relobj::layout_section): New function.
7400 (Sized_relobj::do_layout): Defer layout of input sections until after
7401 plugin has provided replacement files.
7402 (Sized_relobj::do_layout_deferred_sections): New function.
7403 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7404 (Relobj::layout_deferred_sections): New function.
7405 (Relobj::do_layout_deferred_sections): New function.
7406 (Sized_relobj::do_layout_deferred_sections): New function.
7407 (Sized_relobj::layout_section): New function.
7408 (Sized_relobj::Deferred_layout): New structure.
7409 (Sized_relobj::deferred_layout_): New field.
7410 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7411 Change all callers. Layout deferred sections.
7412 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7414 (Plugin_hook::run): Move code from do_plugin_hook inline.
7415 (Plugin_hook::do_plugin_hook): Remove.
7416 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7417 (Plugin_manager::finish): Renamed, was cleanup.
7418 (Plugin_manager::should_defer_layout): New function.
7419 (Plugin_manager::add_deferred_layout_object): New function.
7420 (Plugin_manager::Deferred_layout_list): New type.
7421 (Plugin_manager::deferred_layout_objects_): New field.
7422 (Plugin_hook::do_plugin_hook): Remove.
7424 2008-12-17 Ian Lance Taylor <iant@google.com>
7426 * options.h (class General_options): Add --no case for
7429 2008-12-16 Cary Coutant <ccoutant@google.com>
7431 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7433 (Plugin_manager::claim_file): Create plugin object even if
7434 plugin did not call the add_symbols callback.
7435 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7436 asking for more symbols than were added.
7437 * testsuite/Makefile.am (plugin_test_1): Add test case with
7439 (empty.syms): New target.
7440 * testsuite/Makefile.in: Regenerate.
7441 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7442 message. Don't call add_symbols if no globals.
7443 (all_symbols_read_hook): Don't provide replacement for empty
7446 2008-12-12 Ian Lance Taylor <iant@google.com>
7448 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7449 r_type == 0 for a local symbol with r_sym == 0.
7450 (scan_relocatable_relocs): Pass r_sym to
7451 local_non_section_strategy.
7452 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7455 * configure.ac: Update test for TLS descriptors: they are
7456 supported as of glibc 2.9.
7457 * configure: Rebuild.
7459 2008-12-11 Ian Lance Taylor <iant@google.com>
7462 * target-reloc.h (Default_scan_relocatable_relocs): For each
7463 function, map r_type == 0 to RELOC_DISCARD.
7465 2008-12-10 Cary Coutant <ccoutant@google.com>
7467 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7468 object to override a kept COMDAT group from a plugin object.
7470 2008-12-09 Ian Lance Taylor <iant@google.com>
7473 * yyscript.y (file_cmd): Handle INPUT.
7475 * testsuite/initpri1.c: Change all declarations to be full
7476 prototypes by adding void, to avoid compiler warnings.
7478 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7480 * options.cc (General_options::parse_plugin_opt): New.
7481 (General_options::add_plugin): The argument now is just the filename.
7482 (General_options::add_plugin_option): New.
7483 * options.h (plugin_opt): New.
7484 (add_plugin): Change argument name.
7485 (add_plugin_option): New.
7486 * plugin.cc (Plugin::load): Don't parse the plugin option.
7487 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7488 (Plugin::add_option): New.
7489 (Plugin::args_): Change type.
7490 (Plugin::filename_): New.
7491 (Plugin_manager::add_plugin_option): New.
7492 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7493 * testsuite/Makefile.in: Regenerate.
7495 2008-12-05 Cary Coutant <ccoutant@google.com>
7497 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7498 Handle --strip-lto-sections option.
7499 * options.h (strip_lto_sections): New option.
7501 2008-12-01 Cary Coutant <ccoutant@google.com>
7503 * plugin.cc (ld_plugin_message): Change format parameter to const.
7504 Fix mismatch between new[] and delete.
7506 2008-11-14 Cary Coutant <ccoutant@google.com>
7508 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7511 2008-11-05 Craig Silverstein <csilvers@google.com>
7513 * options.cc (General_options::parse_dynamic_list): New function.
7514 * options.h (General_options): New flags dynamic_list,
7515 dynamic_list_data, dynamic_list_cpp_new, and
7516 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7517 (General_options::in_dynamic_list): New function.
7518 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7519 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7520 (Lex::can_continue_name): Likewise.
7522 (read_script_file): New parameter script_options.
7523 (read_dynamic_list): New function.
7524 (Script_options::define_dynamic_list): New function.
7525 (dynamic_list_keyword_parsecodes): New variable.
7526 (dynamic_list_keywords): New variable.
7527 * script.h (Script_options::define_dynamic_list): New function
7529 (read_dynamic_list): New function prototype.
7530 * symtab.cc (strprefix): New macro.
7531 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7532 dynamic_list_data, dynamic_list_cpp_new, and
7533 dynamic_list_cpp_typeinfo.
7534 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7535 (dynamic_list_expr): New rule.
7536 (dynamic_list_nodes): Likewise.
7537 (dynamic_list_node): Likewise.
7538 * testsuite/Makefile.am (dynamic_list): New test.
7539 * testsuite/Makefile.in: Regenerated.
7540 * testsuite/dynamic_list.t: New file.
7541 * testsuite/dynamic_list.sh: New file.
7543 2008-11-05 Craig Silverstein <csilvers@google.com>
7545 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7546 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7547 (t11_last): Likewise.
7548 * testsuite/ver_test_6.c (main): Likewise.
7550 2008-10-07 Cary Coutant <ccoutant@google.com>
7552 * options.c (General_options::finalize): Add check for -static and
7554 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7557 2008-10-02 Cary Coutant <ccoutant@google.com>
7559 * plugin.cc (make_sized_plugin_object): Fix conditional
7560 compilation to work when not all targets are enabled.
7562 2008-09-29 Cary Coutant <ccoutant@google.com>
7564 * archive.cc (Archive::get_file_and_offset): Use filename instead
7565 of name to get library path.
7566 (Archive::include_member): Unlock external member of a thin archive.
7568 * testsuite/Makefile.am (TEST_AR): New variable.
7569 (thin_archive_test_1): New test.
7570 (thin_archive_test_2): New test.
7571 * testsuite/Makefile.in: Regenerate.
7572 * testsuite/thin_archive_main.cc: New file.
7573 * testsuite/thin_archive_test_1.cc: New file.
7574 * testsuite/thin_archive_test_2.cc: New file.
7575 * testsuite/thin_archive_test_3.cc: New file.
7576 * testsuite/thin_archive_test_4.cc: New file.
7578 2008-09-29 Cary Coutant <ccoutant@google.com>
7580 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7581 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7583 (Sized_relobj::do_finalize_local_symbols): Likewise.
7584 (Sized_relobj::map_to_kept_section): Likewise.
7585 * object.h (Sized_relobj::invalid_address): New constant.
7586 (Sized_relobj::do_output_section_offset): Check for invalid_address
7588 * output.cc (Output_reloc::local_section_offset): Use constant
7589 invalid_address instead of -1U.
7590 (Output_reloc::get_address): Likewise.
7591 (Output_section::output_address): Change -1U to -1ULL.
7592 * output.h (Output_reloc::invalid_address): New constant.
7593 * reloc.cc (Sized_relobj::write_sections): Use constant
7594 invalid_address instead of -1U.
7595 (Sized_relobj::relocate_sections): Likewise.
7596 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7597 values for merge sections.
7598 * target-reloc.h (relocate_for_relocatable): Use constant
7599 invalid_address instead of -1U.
7601 2008-09-19 Cary Coutant <ccoutant@google.com>
7603 Add plugin functionality for link-time optimization (LTO).
7604 * configure.ac (plugins): Add --enable-plugins option.
7605 * configure: Regenerate.
7606 * config.in: Regenerate.
7607 * Makefile.am (LIBDL): New variable.
7608 (CCFILES): Add plugin.cc.
7609 (HFILES): Add plugin.h.
7610 (ldadd_var): Add LIBDL.
7611 * Makefile.in: Regenerate.
7613 * archive.cc: Include "plugin.h".
7614 (Archive::setup): Don't preread archive symbols when using a plugin.
7615 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7616 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7618 (Archive::include_member): Add symbols from plugin objects.
7619 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7620 * descriptors.cc (Descriptors::open): Check for file descriptors
7621 abandoned by plugins.
7622 (Descriptors::claim_for_plugin): New function.
7623 * descriptors.h (Descriptors::claim_for_plugin): New function.
7624 (Open_descriptor::is_claimed): New field.
7625 (claim_descriptor_for_plugin): New function.
7626 * fileread.cc (File_read::claim_for_plugin): New function.
7627 * fileread.h (File_read::claim_for_plugin): New function.
7628 (File_read::descriptor): New function.
7629 * gold.cc: Include "plugin.h".
7630 (queue_initial_tasks): Add task to call plugin hooks for generating
7632 * main.cc: Include "plugin.h".
7633 (main): Load plugin libraries.
7634 * object.h (Pluginobj): Declare.
7635 (Object::pluginobj): New function.
7636 (Object::do_pluginobj): New function.
7637 (Object::set_target): New function.
7638 * options.cc: Include "plugin.h".
7639 (General_options::parse_plugin): New function.
7640 (General_options::General_options): Initialize plugins_ field.
7641 (General_options::add_plugin): New function.
7642 * options.h (Plugin_manager): Declare.
7643 (General_options): Add --plugin option.
7644 (General_options::has_plugins): New function.
7645 (General_options::plugins): New function.
7646 (General_options::add_plugin): New function.
7647 (General_options::plugins_): New field.
7648 * plugin.cc: New file.
7649 * plugin.h: New file.
7650 * readsyms.cc: Include "plugin.h".
7651 (Read_symbols::do_read_symbols): Check for archive before checking
7652 for ELF file. Call plugin hooks to claim files.
7653 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7654 from a real object file; force override when processing replacement
7656 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7657 (Symbol::init_base_object): Likewise.
7658 (Symbol::init_base_output_data): Likewise.
7659 (Symbol::init_base_output_segment): Likewise.
7660 (Symbol::init_base_constant): Likewise.
7661 (Symbol::init_base_undefined): Likewise.
7662 (Symbol::output_section): Assert that object is not a plugin.
7663 (Symbol_table::add_from_pluginobj): New function.
7664 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7666 (Symbol_table::sized_write_globals): Likewise.
7667 (Symbol_table::add_from_pluginobj): Instantiate template.
7668 * symtab.h (Sized_pluginobj): Declare.
7669 (Symbol::in_real_elf): New function.
7670 (Symbol::set_in_real_elf): New function.
7671 (Symbol::in_real_elf_): New field.
7672 (Symbol_table::add_from_pluginobj): New function.
7674 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7675 (LIBDL): New variable.
7677 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7678 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7679 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7680 (MOSTLYCLEANFILES): Likewise.
7681 * testsuite/Makefile.in: Regenerate.
7682 * testsuite/plugin_test.c: New file.
7683 * testsuite/plugin_test_1.sh: New file.
7684 * testsuite/plugin_test_2.sh: New file.
7686 2008-09-16 Ian Lance Taylor <iant@google.com>
7688 * target-reloc.h (relocate_section): Check whether a symbol is
7689 defined by the ABI before reporting an undefined symbol error.
7690 * target.h (Target::is_defined_by_abi): Make parameter const.
7691 (Target::do_is_defined_by_abi): Likewise.
7692 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7693 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7694 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7695 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7696 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7697 * testsuite/Makefile.in: Rebuild.
7699 * fileread.cc (make_view): Add casts to avoid warning.
7701 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7703 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7704 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7706 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7708 * options.h (General_options::output_is_executable): New.
7709 (General_options::output_is_pie): New.
7710 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7711 for shared libraries.
7712 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7714 2008-09-11 Chris Demetriou <cgd@google.com>
7716 * options.h (origin): New -z option.
7717 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7718 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7721 2008-09-05 Cary Coutant <ccoutant@google.com>
7723 * fileread.cc (File_read::make_view): Add check for attempt to map
7726 2008-09-05 Cary Coutant <ccoutant@google.com>
7728 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7729 explicit instantiations.
7731 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7734 * options.cc (General_options::finalize): Allow undefined symbols
7735 in shlibs if linking -shared.
7738 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7739 symbols as not needing a dynsym entry.
7741 2008-08-20 Craig Silverstein <csilvers@google.com>
7743 * fileread.cc (File_read::open): Do not lock the file unless it
7744 was successfully opened.
7746 2008-08-14 Cary Coutant <ccoutant@google.com>
7748 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7749 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7750 * testsuite/tls_test.cc (struct int128): 128-bit struct
7751 for testing TLS relocs with non-zero addend.
7752 (v12): New TLS variable.
7754 (t_last): Add check for v12.
7755 * testsuite/tls_test.h (t12): New function.
7756 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7758 2008-08-13 Ian Lance Taylor <iant@google.com>
7760 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7761 set tls_segment_ or relro_segment_.
7762 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7764 * output.h (Output_section::clear_is_relro): New function.
7765 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7766 sections specially even when output_data_ is empty.
7767 (Output_segment::maximum_alignment): When first section is relro,
7768 only force alignment for PT_LOAD segments.
7769 * script.cc (script_data_segment_align): New function.
7770 (script_data_segment_relro_end): New function.
7771 * script-c.h (script_data_segment_align): Declare.
7772 (script_data_segment_relro_end): Declare.
7773 * script-sections.h (class Script_sections): Declare
7774 data_segment_align and data_segment_relro_end. Add fields
7775 segment_align_index_ and saw_relro_end_.
7776 * script-sections.cc (class Sections_element): Add set_is_relro
7777 virtual function. Add new bool* parameter to place_orphan_here.
7778 Add get_output_section virtual function.
7779 (class Output_section_definition): Add set_is_relro. Add new
7780 bool* parameter to place_orphan_here. Add get_output_section.
7781 Add is_relro_ field.
7782 (Output_section_definition::Output_section_definition): Initialize
7783 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7784 and is_relro_ fields.
7785 (Output_section_definition::place_orphan_here): Add is_relro
7787 (Output_section_definition::set_section_addresses): Set relro for
7789 (Output_section_definition::alternate_constraint): Likewise.
7790 (class Orphan_output_section): Add new bool* parameter to
7791 place_orphan_here. Add get_output_section.
7792 (Orphan_output_section::place_orphan_here): Add is_relro
7794 (Script_sections::Script_sections): Initialize
7795 data_segment_align_index_ and saw_relro_end_.
7796 (Script_sections::data_segment_align): New function.
7797 (Script_sections::data_segment_relro_end): New function.
7798 (Script_sections::place_orphan): Set or clear is_relro.
7799 (Script_sections::set_section_addresses): Force alignment of first
7801 * yyscript.y (exp): Call script_data_segment_align and
7802 script_data_segment_relro_end.
7803 * testsuite/relro_script_test.t: New file.
7804 * testsuite/relro_test.cc (using_script): Declare.
7805 (t1, t2): Test using_script.
7806 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7807 (relro_script_test_SOURCES): Define.
7808 (relro_script_test_DEPENDENCIES): Define.
7809 (relro_script_test_LDFLAGS): Define.
7810 (relro_script_test_LDADD): Define.
7811 (relro_script_test.so): New target.
7812 * testsuite/Makefile.in: Rebuild.
7814 2008-08-06 Cary Coutant <ccoutant@google.com>
7816 * archive.cc (Archive::total_archives, Archive::total_members)
7817 (Archive::total_members_loaded): New variables.
7818 (Archive::setup): Add parameter. Add option to preread
7820 (Archive::read_armap): Add counter.
7821 (Archive::get_file_and_offset): New function.
7822 (Archive::get_elf_object_for_member): New function.
7823 (Archive::read_all_symbols): New function.
7824 (Archive::read_symbols): New function.
7825 (Archive::add_symbols): Add counters.
7826 (Archive::include_all_members): Use armap to find members if it's
7828 (Archive::include_member): Skip reading symbols if already read.
7829 Factored code into Archive::get_file_and_offset and
7830 Archive::get_elf_object_for_member. Changed call to
7831 Mapfile::report_include_archive_member.
7832 (Archive::print_stats): New function.
7833 * archive.h: Declare Object and Read_symbols_data classes.
7834 (Archive::Archive): Add initializers for new members.
7835 (Archive::setup): Add parameter.
7836 (Archive::print_stats): New function.
7837 (Archive::total_archives, Archive::total_members)
7838 (Archive::total_members_loaded): New variables.
7839 (Archive::get_file_and_offset): New function.
7840 (Archive::get_elf_object_for_member): New function.
7841 (Archive::read_all_symbols): New function.
7842 (Archive::read_symbols): New function.
7843 (Archive::Archive_member): New class.
7844 (Archive::members_): New member.
7845 (Archive::num_members_): New member.
7846 * main.cc: Include archive.h.
7847 (main): Call Archive::print_stats.
7848 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7849 archive parameter; member_name is now the fully-decorated name.
7850 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7851 * options.h: (General_options): Add --preread-archive-symbols option.
7852 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7855 2008-08-04 Ian Lance Taylor <iant@google.com>
7857 * symtab.h (Symbol::use_plt_offset): New function.
7858 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7859 * powerpc.cc (Relocate::relocate): Likewise.
7860 * sparc.cc (Relocate::relocate): Likewise.
7861 * x86_64.cc (Relocate::relocate): Likewise.
7862 * testsuite/weak_plt.sh: New test.
7863 * testsuite/weak_plt_main.cc: New test.
7864 * testsuite/weak_plt_shared.cc: New test.
7865 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7866 (check_PROGRAMS): Add weak_plt.
7867 (check_DATA): Add weak_plt_shared.so.
7868 (weak_plt_main_pic.o, weak_plt): New targets.
7869 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7870 * testsuite/Makefile.in: Rebuild.
7872 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7874 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7875 * testsuite/Makefile.in: Rebuild.
7877 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7879 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7880 * Makefile.in: Regenerate.
7881 * po/POTFILES.in: Regenerate.
7883 2008-07-29 Ian Lance Taylor <iant@google.com>
7885 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7886 symbols before other symbols.
7887 * testsuite/script_test_2.cc (test_addr): Declare.
7888 (test_addr_alias): Declare.
7889 (main): Check that test_addr and test_addr_alias have the right
7891 * testsuite/script_test_2.t: Define test_addr_alias and
7894 2008-07-24 Ian Lance Taylor <iant@google.com>
7897 * descriptors.cc: New file.
7898 * descriptors.h: New file.
7899 * gold-threads.h (class Hold_optional_lock): New class.
7900 * fileread.cc: Include "descriptors.h".
7901 (File_read::~File_read): Release descriptor rather than closing
7903 (File_read::open) [file]: Call open_descriptor rather than open.
7904 Set is_descriptor_opened_.
7905 (File_read::open) [memory]: Assert that descriptor is not open.
7906 (File_read::reopen_descriptor): New function.
7907 (File_read::release): Release descriptor.
7908 (File_read::do_read): Make non-const. Reopen descriptor.
7909 (File_read::read): Make non-const.
7910 (File_read::make_view): Reopen descriptor.
7911 (File_read::do_readv): Likewise.
7912 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7913 Update declarations.
7914 * layout.cc: Include "descriptors.h".
7915 (Layout::create_build_id): Use open_descriptor rather than open.
7916 * output.cc: Include "descriptors.h".
7917 (Output_file::open): Use open_descriptor rather than open.
7918 * archive.cc (Archive::const_iterator): Change Archive to be
7920 (Archive::begin, Archive::end): Make non-const.
7921 (Archive::count_members): Likewise.
7922 * archive.h (class Archive): Update declarations.
7923 * object.h (Object::read): Make non-const.
7924 * Makefile.am (CCFILES): Add descriptors.cc.
7925 (HFILES): Add descriptors.h.
7926 * Makefile.in: Rebuild.
7929 * gold.h: Always include <clocale>. Add Solaris workarounds
7930 following code in binutils/sysdep.h.
7933 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7934 this->eh_frame_hdr_ is NULL before using it.
7936 * dynobj.cc (Versions::Versions): Update comment.
7938 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7939 the base version name.
7941 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7942 array size plus one.
7943 (Stringpool_template::set_string_offsets): Subtract one from key
7944 before using it as an array index.
7945 (Stringpool_template::get_offset_with_length): Likewise.
7946 (Stringpool_template::write_to_buffer): Likewise.
7947 * stringpool.h (Stringpool_template::get_offset_from_key):
7950 2008-07-23 Ian Lance Taylor <iant@google.com>
7953 * object.h (Merged_symbol_value::value): Do our best to handle a
7957 * script.cc (Version_script_info::get_versions): Don't add empty
7958 version tag to return value.
7959 (Version_script_info::get_symbol_version_helper): Change return
7960 type to bool. Add pversion parameter. Change all callers.
7961 (script_register_vers_node): Don't require a non-NULL tag.
7962 * script.h (class Version_script_info): Update declarations.
7963 (Version_script_info::get_symbol_version): Change return type to
7964 bool. Add version parameter. Change all callers.
7965 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7966 handling. Handle an empty version from a version script.
7967 (Symbol_table::define_special_symbol): Likewise.
7968 * testsuite/ver_test_10.script: New file.
7969 * testsuite/ver_test_10.sh: New file.
7970 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7971 (check_DATA): Add ver_test_10.syms.
7972 (ver_test_10.syms, ver_test_10.so): New target.
7973 * testsuite/Makefile.in: Rebuild.
7975 2008-07-23 Simon Baldwin <simonb@google.com>
7977 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7978 to zero for undefined symbols from dynamic libraries.
7980 2008-07-23 Ian Lance Taylor <iant@google.com>
7982 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7984 * symtab.h (class Symbol_table): Update declaration.
7985 * testsuite/ver_test_9.cc: New file.
7986 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7987 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7988 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7989 (ver_test_9.so, ver_test_9.o): New targets.
7990 * testsuite/Makefile.in: Rebuild.
7992 2008-07-22 Ian Lance Taylor <iant@google.com>
7994 * options.h (class General_options): Define --check-sections.
7995 * layout.cc (Layout::set_segment_offsets): Handle
7998 * options.h (class General_options): Define -n/--nmagic and
8000 * options.cc (General_options::finalize): For -n/--nmagic or
8001 -N/--omagic, set -static.
8002 * layout.cc (Layout::attach_allocated_section_to_segment): If
8003 -N/--omagic, don't put read-only and read-write sections in
8005 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8006 finding a read-only segment.
8007 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8008 don't set the minimum segment alignment to the common page size,
8009 and don't set the file offset to the address modulo the page size.
8010 * script-sections.cc (Script_sections::create_segments): If
8011 -n/--omagic, don't put read-only and read-write sections in
8014 * cref.cc: New file.
8016 * options.h (class General_options): Add --print-symbol-counts.
8017 * main.cc (main): Issue defined symbol report if requested.
8018 * archive.cc (Archive::interpret_header): Make into a const member
8020 (Archive::add_symbols): Call Input_objects::archive_start and
8022 (Archive::const_iterator): Define new class.
8023 (Archive::begin, Archive::end): New functions.
8024 (Archive::include_all_members): Rewrite to use iterator.
8025 (Archive::count_members): New function.
8026 * archive.h (class Archive): Update declarations.
8027 (Archive::filename): New function.
8028 * object.cc: Include "cref.h".
8029 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8030 (Sized_relobj::do_get_global_symbol_counts): New function.
8031 (Input_objects::add_object): Add object to cross-referencer.
8032 (Input_objects::archive_start): New function.
8033 (Input_objects::archive_stop): New function.
8034 (Input_objects::print_symbol_counts): New function.
8035 * object.h: Declare Cref and Archive.
8036 (Object::get_global_symbol_counts): New function.
8037 (Object::do_get_global_symbol_counts): New pure virtual function.
8038 (class Sized_relobj): Add defined_count_ field. Update
8040 (class Input_objects): Add cref_ field. Update constructor.
8041 Update declarations.
8042 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8044 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8046 (Sized_dynobj::do_get_global_symbol_counts): New function.
8047 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8048 defined_count_. Update declarations. Define Symbols typedef.
8049 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8050 parameter. Change all callers.
8051 (Symbol_table::add_from_dynobj): Add sympointers and defined
8052 parameters. Change all callers.
8053 * symtab.h (class Symbol_table): Update declarations.
8054 * Makefile.am (CCFILES): Add cref.cc.
8055 (HFILES): Add cref.h.
8056 * Makefile.in: Rebuild.
8058 2008-07-22 Simon Baldwin <simonb@google.com>
8060 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8061 to zero when writing undefined symbols.
8063 2008-07-22 Ian Lance Taylor <iant@google.com>
8065 * output.cc (Output_section::add_input_section): Don't try to
8066 merge empty merge sections.
8068 2008-07-21 Craig Silverstein <csilvers@google.com>
8070 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8071 Include symbol version in error message.
8073 2008-07-20 Chris Demetriou <cgd@google.com>
8075 * configure.ac (gold_cv_c_random_seed): New configured variable.
8076 (RANDOM_SEED_CFLAGS): New substituted variable.
8077 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8078 * configure: Rebuild.
8079 * Makefile.in: Likewise.
8080 * testsuite/Makefile.in: Likewise.
8082 2008-07-18 Ian Lance Taylor <iant@google.com>
8084 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8085 where we see NAME/NULL and NAME/VERSION as separate symbols.
8086 * testsuite/ver_test_main.cc (main): Call t4.
8087 (t4, t4_2a): Define.
8088 * testsuite/ver_test_2.cc (t4_2): Define.
8089 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8090 * testsuite/ver_test_4.cc (t4_2a): Define.
8091 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8092 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8094 2008-07-17 Ian Lance Taylor <iant@google.com>
8096 * dynobj.cc (Versions::add_def): If we give an error about a
8097 missing version, go ahead and create the version anyhow.
8099 2008-07-10 Ian Lance Taylor <iant@google.com>
8101 Handle output sections with more than 0x7fffffff bytes.
8102 * object.h (class Relobj): Change map_to_output_ to
8103 output_sections_, and just keep a section pointer. Change all
8104 uses. Move comdat group support to Sized_relobj.
8105 (Relobj::is_section_specially_mapped): Remove.
8106 (Relobj::output_section): Remove poff parameter. Change all
8108 (Relobj::output_section_offset): New function.
8109 (Relobj::set_section_offset): Rewrite.
8110 (Relobj::map_to_output): Remove.
8111 (Relobj::output_sections): New function.
8112 (Relobj::do_output_section_offset): New pure virtual function.
8113 (Relobj::do_set_section_offset): Likewise.
8114 (class Sized_relobj): Add section_offsets_ field. Add comdat
8115 group support from Relobj. Update declarations.
8116 (Sized_relobj::get_output_section_offset): New function.
8117 (Sized_relobj::do_output_section_offset): New function.
8118 (Sized_relobj::do_set_section_offset): New function.
8119 * object.cc (Relobj::output_section_address): Remove.
8120 (Sized_relobj::Sized_relobj): Initialize new fields.
8121 (Sized_relobj::include_section_group): Cast find_kept_object to
8123 (Sized_relobj::include_linkonce_section): Likewise.
8124 (Sized_relobj::do_layout): Use separate arrays for output section
8126 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8128 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8129 output_sections and section_offsets.
8130 (Sized_relobj::write_local_symbols): Likewise.
8131 (map_to_kept_section): Compute output address directly.
8132 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8133 output_sections and section_offsets.
8134 (Sized_relobj::write_sections): Likewise.
8135 (Sized_relobj::relocate_sections): Likewise.
8136 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8137 * output.h (class Output_reloc): Update declarations. Change
8138 u2_.relobj to Sized_relobj*.
8139 (class Output_data_reloc): Change add functions to use
8141 * output.cc (Output_reloc::Output_reloc): Change relobj to
8143 (Output_reloc::local_section_offset): Change return type to
8144 Elf_Addr. Use get_output_section_offset.
8145 (Output_reloc::get_address): Likewise.
8146 (Output_section::is_input_address_mapped): Don't call
8147 is_section_specially_mapped.
8148 (Output_section::output_offset): Likewise.
8149 (Output_section::output_address): Likewise.
8150 (Output_section::starting_output_address): Likewise.
8151 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8152 parameter to Sized_relobj*.
8153 (Copy_relocs::need_copy_reloc): Likewise.
8154 (Copy_relocs::save): Likewise.
8155 * copy-relocs.h (class Copy_relocs): Update declarations.
8156 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8157 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8158 * target-reloc.h (relocate_for_relocatable): Change
8159 offset_in_output_section type to Elf_Addr. Change code that uses
8161 * layout.cc (Layout::layout): Always set *off.
8162 * mapfile.cc (Mapfile::print_input_section): Use
8163 output_section_offset.
8164 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8166 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8167 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8168 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8170 2008-07-03 Ian Lance Taylor <iant@google.com>
8172 * layout.cc (Layout::include_section): Do not discard unrecognized
8173 SHT_STRTAB sections.
8175 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8177 * script.cc (Lex::can_continue_name): Make '?' allowable in
8178 version-script names.
8179 * testsuite/version_script.map: Change glob pattern to use '?'
8181 2008-06-30 Manish Singh <yosh@gimp.org>
8184 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8187 2008-06-30 Ian Lance Taylor <iant@google.com>
8191 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8192 versions]: Don't try to read the value in the contents, since we
8193 don't use it. Use the template endianness when writing.
8195 2008-06-25 Cary Coutant <ccoutant@google.com>
8197 * fileread.cc (File_read::make_view): Assert on zero-length view.
8198 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8199 symbol table when there are no symbols to read.
8201 2008-06-23 Craig Silverstein <csilvers@google.com>
8203 * version.cc (version_string): Bump to 1.7
8205 2008-06-18 Craig Silverstein <csilvers@google.com>
8207 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8208 constant 0xFFFF to type Valtype.
8209 (Powerpc_relocate_functions::rel16_ha): Likewise.
8211 2008-06-17 Ian Lance Taylor <iant@google.com>
8213 * output.h (Output_section::Input_section): Initialize p2align_ to
8214 zero for Output_section_data constructors.
8215 (Output_section::Input_section::addralign): If not an input
8216 section, return the alignment of the Output_section_data.
8217 * testsuite/copy_test.cc: New file.
8218 * testsuite/copy_test_1.cc: New file.
8219 * testsuite/copy_test_2.cc: New file.
8220 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8221 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8222 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8223 (copy_test_1_pic.o, copy_test_1.so): New targets.
8224 (copy_test_2_pic.o, copy_test_2.so): New targets.
8225 * testsuite/Makefile.in: Rebuild.
8227 * script-sections.cc (Script_sections::place_orphan): Initialize
8228 local variable exact.
8230 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8232 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8234 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8235 David S. Miller <davem@davemloft.net>
8237 * powerpc.cc: New file.
8238 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8239 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8240 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8241 * Makefile.in: Rebuild.
8243 2008-06-09 Ian Lance Taylor <iant@google.com>
8245 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8247 (throwing, orig_terminate): New static variables.
8248 (terminate_handler): New static function.
8249 (t2): Set terminate handler.
8251 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8254 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8257 2008-05-30 Cary Coutant <ccoutant@google.com>
8259 * archive.cc (Archive::include_all_members) Correct to step
8260 over symbol table and extended name table in thin archives.
8262 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8265 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8268 2008-05-28 Caleb Howe <cshowe@google.com>
8270 * reduced_debug_output.cc: New file.
8271 * reduced_debug_output.h: New file.
8272 * options.h (class General_options): Add --strip-debug-non-line.
8273 * options.cc (General_options::finalize): Add strip_debug_non_line
8274 to the strip heirarchy.
8275 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8277 * layout.cc: Include "reduced_debug_output.h".
8278 (Layout::Layout): Initialize new fields.
8279 (line_only_debug_sections): New static array.
8280 (is_lines_only_debug_sections): New static inline function.
8281 (Layout::include_section): Handle --strip-debug-non-line.
8282 (Layout::make_output_section): If --strip-debug-non-line, build
8283 new output sections for .debug_abbrev and .debug_info.
8284 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8285 gold. Warn about possible overflow.
8286 (read_signed_LEB_128): Likewise.
8287 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8288 (read_signed_LEB_128): Declare.
8289 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8290 (HFILES): Add reduced_debug_output.h.
8291 * Makefile.in: Rebuild.
8293 2008-05-21 Ian Lance Taylor <iant@google.com>
8295 * mapfile.cc: New file.
8296 * mapfile.h: New file.
8297 * options.h (class General_options): Add -M/--print-map and -Map.
8298 * options.cc (General_options::finalize): Make -M equivalent to
8300 * main.cc: Include <cstdio> and "mapfile.h".
8301 (main): Open mapfile if requested.
8302 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8303 constructor. Change caller.
8304 (queue_initial_tasks): Add mapfile parameter. Change caller.
8305 (queue_middle_tasks): Likewise.
8306 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8308 * archive.cc: Include "mapfile.h".
8309 (Archive::add_symbols): Add mapfile parameter. Change all
8310 callers. Pass mapfile, symbol, and reason to include_member.
8311 (Archive::include_all_members): Add mapfile parameter. Change all
8313 (Archive::include_member): Add mapfile, sym, and why parameters.
8314 Change all callers. Report inclusion to map file.
8315 * archive.h: Include "fileread.h".
8316 (class Archive): Update declarations.
8317 (Archive::file): New const method.
8318 (class Add_archive_symbols): Add mapfile_ field. Update
8319 constructor. Change all callers.
8320 * readsyms.h (class Read_symbols): Likewise.
8321 (class Finish_group): Likewise.
8322 (class Read_script): Likewise.
8323 * common.cc: Include "mapfile.h".
8324 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8326 (Symbol_table::do_allocate_commons): Likewise.
8327 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8328 symbol allocation to mapfile.
8329 * common.h (class Allocate_commons_task): Add mapfile_ field.
8330 Update constructor. Change all callers.
8331 * symtab.h (class Symbol_table): Update declarations.
8332 * layout.cc: Include "mapfile.h".
8333 (Layout_task_runner::run): Print information to mapfile.
8334 (Layout::create_gold_note): Change Output_data_fixed_space to
8335 Output_data_zero_fill.
8336 (Layout::create_build_id): Likewise.
8337 (Layout::print_to_mapfile): New function.
8338 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8339 constructor. Change caller.
8340 (class Layout): Declare print_to_mapfile.
8341 * output.cc (Output_section::Input_section::print_to_mapfile): New
8343 (Output_section::add_input_section): If producing a map, always
8344 add to input_sections_ list.
8345 (Output_section::do_print_to_mapfile): New function.
8346 (Output_segment::print_sections_to_mapfile): New function.
8347 (Output_segment::print_section_list_to_mapfile): New function.
8348 * output.h: Include "mapfile.h".
8349 (Output_data::print_to_mapfile): New function.
8350 (Output_data::do_print_to_mapfile): New virtual function.
8351 (Output_segment_headers::do_print_to_mapfile): New function.
8352 (Output_file_header::do_print_to_mapfile): New function.
8353 (Output_data_const::do_print_to_mapfile): New function.
8354 (class Output_data_const_buffer): Add map_name_ field. Update
8355 constructor. Change all callers. Add do_print_to_mapfile
8357 (class Output_data_fixed_space): Likewise.
8358 (class Output_data_space): Likewise.
8359 (class Output_data_zero_fill): New class.
8360 (Output_data_strtab::do_print_to_mapfile): New function.
8361 (Output_data_reloc_base::do_print_to_mapfile): New function.
8362 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8363 (Output_data_group::do_print_to_mapfile): New function.
8364 (Output_data_got::do_print_to_mapfile): New function.
8365 (Output_data_dynamic::do_print_to_mapfile): New function.
8366 (Output_symtab_xindex::do_print_to_mapfile): New function.
8367 (class Output_section): Declare do_print_to_mapflie. Declare
8368 print_to_mapfile in Input_section.
8369 (class Output_segment): Declare new functions.
8370 * object.h (Sized_relobj::symbol_count): New function.
8371 * script-sections.cc
8372 (Output_section_element_dot_assignment::set_section_addresses):
8373 Change Output_data_fixed_space to Output_data_zero_fill.
8374 (Output_data_expression::do_print_to_mapfile): New function.
8375 * script.cc (read_input_script): Add mapfile parameter. Change
8377 * script.h (read_input_script): Update declaration.
8378 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8379 (Eh_frame::do_print_to_mapfile): New function.
8380 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8381 (Output_merge_string::do_print_to_mapfile): New function.
8382 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8384 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8386 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8388 * Makefile.am (CCFILES): Add mapfile.cc.
8389 (HFILES): Add mapfile.h.
8390 * Makefile.in: Rebuild.
8392 2008-05-19 Ian Lance Taylor <iant@google.com>
8394 * options.h (class General_options): Add -z relro.
8395 * layout.cc (Layout::Layout): Initialize relro_segment_.
8396 (Layout::add_output_section_data): Return the output section.
8397 (Layout::make_output_section): Rcognize relro sections and mark
8399 (Layout::attach_allocated_section_to_segment): Put relro sections
8400 in a PT_GNU_RELRO segment.
8401 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8403 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8405 (Layout::linkonce_mapping): Map d.rel.ro.local to
8407 (Layout::output_section_name): Us .data.rel.ro.local for any
8408 section which begins with that.
8409 * layout.h (class Layout): Update add_output_section_data
8410 declaration. Add relro_segment_ field.
8411 * output.cc (Output_section::Output_section): Initialize is_relro_
8412 and is_relro_local_ fields.
8413 (Output_segment::add_output_section): Group relro sections.
8414 (Output_segment::is_first_section_relro): New function.
8415 (Output_segment::maximum_alignment): If there is a relro section,
8416 align the segment to the common page size.
8417 (Output_segment::set_section_addresses): Track whether we are
8418 looking at relro sections. If the last section is a relro
8419 section, align to the common page size.
8420 (Output_segment::set_section_list_addresses): Add in_relro
8421 parameter. Change all callers. Align to the page size when
8422 moving from relro to non-relro section.
8423 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8425 * output.h (class Output_section): Add is_relro_ and
8426 is_relro_local_ fields.
8427 (Output_section::is_relro): New function.
8428 (Output_section::set_is_relro): New function.
8429 (Output_section::is_relro_local): New function.
8430 (Output_section::set_is_relro_local): New function.
8431 (class Output_segment): Update declarations.
8432 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8433 * sparc.cc (Target_sparc::got_section): Likewise.
8434 * x86_64.cc (Target_x86_64::got_section): Likewise.
8435 * testsuite/relro_test_main.cc: New file.
8436 * testsuite/relro_test.cc: New file.
8437 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8438 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8439 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8440 (relro_test.so, relro_test_pic.o): New targets.
8441 * testsuite/Makefile.in: Rebuild.
8443 2008-05-16 Ian Lance Taylor <iant@google.com>
8445 * output.cc (Output_segment::add_output_section): Remove front
8447 * output.h (class Output_segment): Remove
8448 add_initial_output_section and overloaded add_output_section.
8449 Update declaration of remaining add_output_section.
8450 * layout.cc (Layout::create_interp): Call add_output_section
8451 rather than add_initial_output_section.
8452 (Layout::finish_dynamic_section): Likewise.
8454 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8455 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8456 know the dynamic type.
8457 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8458 field. Initialize it in constructor.
8459 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8460 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8461 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8464 * output.cc (Output_reloc::get_address): Change return type to
8466 * output.h (class Output_reloc): Update get_address declaration.
8467 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8468 for section addresses.
8470 2008-05-09 Ian Lance Taylor <iant@google.com>
8473 * gold.cc (gold_nomem): Use return value of write.
8475 2008-05-08 Ian Lance Taylor <iant@google.com>
8477 * symtab.c (Symbol::init_base_output_data): Add version
8478 parameter. Change all callers.
8479 (Symbol::init_base_output_segment): Likewise.
8480 (Symbol::init_base_constant): Likewise.
8481 (Symbol::init_base_undefined): Likewise.
8482 (Sized_symbol::init_output_data): Likewise.
8483 (Sized_symbol::init_output_segment): Likewise.
8484 (Sized_symbol::init_constant): Likewise.
8485 (Sized_symbol::init_undefined): Likewise.
8486 (Symbol_table::do_define_in_output_data): If the new symbol has a
8487 version, mark it as the default.
8488 (Symbol_table::do_define_in_output_segment): Likewise.
8489 (Symbol_table::do_define_as_constant): Likewise.
8490 * symtab.h (class Symbol): Update declarations.
8491 (class Sized_symbol): Likewise.
8492 * resolve.cc (Symbol::override_version): New function.
8493 (Symbol::override_base): Call override_version.
8494 (Symbol::override_base_with_special): Likewise.
8495 * testsuite/ver_script_8.script: New file.
8496 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8497 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8498 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8499 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8501 2008-05-06 Ian Lance Taylor <iant@google.com>
8504 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8506 (class General_options): Remove existing --undefined, and add
8507 --no-undefined instead. Add new --undefined as synonym for -u.
8508 * archive.cc (Archive::add_symbols): Check whether symbol was
8510 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8511 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8512 all uses. Add IS_UNDEFINED. Update declarations to split
8513 different versions of init_base. Declare init_base_undefined.
8514 (Symbol::is_defined): Handle IS_UNDEFINED.
8515 (Symbol::is_undefined): Likewise.
8516 (Symbol::is_weak_undefined): Call is_undefined.
8517 (Symbol::is_absolute): Handle IS_CONSTANT.
8518 (class Sized_symbol): Update declarations to split different
8519 versions of init. Declare init_undefined.
8520 (class Symbol_table): Declare new functions.
8521 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8523 (Symbol::init_base_output_data): Likewise.
8524 (Symbol::init_base_output_segment): Likewise.
8525 (Symbol::init_base_constant): Likewise.
8526 (Symbol::init_base_undefined): New function.
8527 (Sized_symbol::init_object): Rename from init. Change all
8529 (Sized_symbol::init_output_data): Likewise.
8530 (Sized_symbol::init_output_segment): Likewise.
8531 (Sized_symbol::init_constant): Likewise.
8532 (Sized_symbol::init_undefined): New function.
8533 (Symbol_table::add_undefined_symbols_from_command_line): New
8535 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8537 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8538 (Symbol::output_section): Likewise.
8539 (Symbol::set_output_section): Likewise.
8540 (Symbol_table::sized_finalize_symbol): Likewise.
8541 (Symbol_table::sized_write_globals): Likewise.
8542 * resolve.cc (Symbol_table::should_override): Likewise.
8543 (Symbol::override_base_with_special): Likewise.
8545 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8546 symbol, change it to have default visibility.
8547 * testsuite/protected_1.cc: New file.
8548 * testsuite/protected_2.cc: New file.
8549 * testsuite/protected_3.cc: New file.
8550 * testsuite/protected_main_1.cc: New file.
8551 * testsuite/protected_main_2.cc: New file.
8552 * testsuite/protected_main_3.cc: New file.
8553 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8554 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8555 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8556 (protected_1.so): New target.
8557 (protected_1_pic.o, protected_2_pic.o): New targets.
8558 (protected_3_pic.o): New target.
8559 (check_PROGRAMS): Add protected_2.
8560 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8561 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8562 * testsuite/Makefile.in: Rebuild.
8564 * options.h (DEFINE_var): Add set_user_set_##varname__.
8565 (DEFINE_bool_alias): New macro.
8566 (class General_options): Define -Bstatic using DEFINE_bool_alias
8567 rather than DEFINE_special. Add --undefined as an alias for -z
8569 * options.cc (General_options::parse_Bstatic): Remove.
8571 * options.h (class General_options): Add --fatal-warnings.
8572 * main.cc (main): Implement --fatal-warnings.
8573 * errors.h (Errors::warning_count): New function.
8575 * options.h (class General_options): Add -Bsymbolic-functions.
8576 * symtab.h (Symbol::is_preemptible): Check for
8577 -Bsymbolic-functions.
8579 2008-05-05 Ian Lance Taylor <iant@google.com>
8581 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8582 as noVARNAME rather than no-VARNAME.
8583 (class General_options): Add option -z combreloc.
8584 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8586 (Output_reloc::sort_before) [SHT_REL]: New function.
8587 (Output_reloc::sort_before) [SHT_RELA]: New function.
8588 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8589 Sort_relocs_comparison.
8590 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8591 parameter. Change all callers.
8592 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8593 sort_relocs parameter. Change all callers.
8594 * output.cc (Output_reloc::get_address): New function, broken out
8596 (Output_reloc::write_rel): Call it.
8597 (Output_reloc::compare): New function.
8598 (Output_data_reloc_base::do_write): Optionally sort relocs.
8600 * configure.ac: If targ_extra_obj is set, link it in.
8601 * configure.tgt: Initialize all variables.
8602 (x86_64*): Set targ_extra_obj and targ_extra_size.
8603 * configure: Rebuild.
8605 * object.cc (Sized_relobj::include_section_group): Adjust section
8606 indexes read from group data. Build vector to pass to
8608 * layout.cc (Layout::layout_group): Add flags and shndxes
8609 parameters. Remove contents parameter. Change caller. Update
8610 explicit instantiations.
8611 * layout.h (class Layout): Update layout_group declaration.
8612 * output.cc (Output_data_group::Output_data_group): Add flags and
8613 input_shndxes parameters. Remove contents parameter. Change
8615 (Output_data_group::do_write): Change input_sections_ to
8617 * output.h (class Output_data_group): Update constructor
8618 declaration. Rename input_sections_ to input_shndxes_.
8619 * testsuite/many_sections_test.cc: Add template.
8621 2008-04-30 Cary Coutant <ccoutant@google.com>
8623 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8625 * layout.cc (Layout::include_section): Refactored check for debug
8627 (Layout::add_comdat): Add new parameters. Change type
8628 of signature parameter. Add object and shndx to signatures table.
8629 (Layout::find_kept_object): New function.
8630 * layout.h: Include <cstring>.
8631 (Layout::is_debug_info_section): New function.
8632 (Layout::add_comdat): Add new parameters.
8633 (Layout::find_kept_object): New function.
8634 (Layout::Kept_section): New struct.
8635 (Layout::Signatures): Change type of map range.
8636 * object.cc (Relobj::output_section_address): New function.
8637 (Sized_relobj::include_section_group): Add new parameters. Change
8638 calls to Layout::add_comdat. Change to build table of kept comdat
8639 groups and table mapping discarded sections to kept sections.
8640 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8641 (Sized_relobj::do_layout): Change calls to include_section_group and
8642 include_linkonce_section.
8643 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8644 value to zero when section is discarded.
8645 (Sized_relobj::map_to_kept_section): New function.
8646 * object.h (Relobj::output_section_address): New function.
8647 (Relobj::Comdat_group): New type.
8648 (Relobj::find_comdat_group): New function.
8649 (Relobj::Comdat_group_table): New type.
8650 (Relobj::Kept_comdat_section): New type.
8651 (Relobj::Kept_comdat_section_table): New type.
8652 (Relobj::add_comdat_group): New function.
8653 (Relobj::set_kept_comdat_section): New function.
8654 (Relobj::get_kept_comdat_section): New function.
8655 (Relobj::comdat_groups_): New field.
8656 (Relobj::kept_comdat_sections_): New field.
8657 (Symbol_value::input_value): Update comment.
8658 (Sized_relobj::map_to_kept_section) New function.
8659 (Sized_relobj::include_linkonce_section): Add new parameter.
8660 * target-reloc.h (Comdat_behavior): New type.
8661 (get_comdat_behavior): New function.
8662 (relocate_section): Add code to map a discarded section to the
8663 corresponding kept section when applying a relocation.
8665 2008-04-30 Craig Silverstein <csilvers@google.com>
8667 * dwarf_reader.cc (next_generation_count): New static var.
8668 (Addr2line_cache_entry): New struct.
8669 (addr2line_cache): New static var.
8670 (Dwarf_line_info::one_addr2line): Added caching.
8671 (Dwarf_line_info::clear_addr2line_cache): New function.
8672 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8673 cache-size parameter.
8674 (Dwarf_line_info::one_addr2line_cache): New function.
8675 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8676 new cache-size argument to one_addr2line(), and clear cache.
8678 2008-04-28 Cary Coutant <ccoutant@google.com>
8680 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8681 R_386_PC8 relocations.
8683 2008-04-23 Ian Lance Taylor <iant@google.com>
8685 * object.cc (Sized_relobj::include_section_group): Check for
8686 invalid section group.
8688 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8691 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8692 than read for file header.
8693 * archive.cc (Archive::include_member): Likewise.
8695 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8697 * aclocal.m4: Regenerate.
8698 * configure: Regenerate.
8700 2008-04-19 Ian Lance Taylor <iant@google.com>
8702 * version.cc (version_string): Bump to 1.6.
8704 * testsuite/Makefile.am (many_sections_r_test): New target.
8705 (many_sections_r_test_SOURCES): Remove.
8706 (many_sections_r_test_DEPENDENCIES): Remove.
8707 (many_sections_r_test_LDFLAGS): Remove.
8708 (many_sections_r_test_LDADD): Remove.
8710 * object.cc (Sized_relobj::do_add_symbols): Always pass
8711 local_symbol_count_ to add_from_relobj.
8713 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8714 every thousand variables.
8715 * testsuite/Makefile.in: Rebuild.
8717 * object.cc (Xindex::initialize_symtab_xindex): New function.
8718 (Xindex::read_symtab_xindex): New function.
8719 (Xindex::sym_xindex_to_shndx): New function.
8720 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8722 (Sized_relobj::do_initialize_xindex): New function.
8723 (Sized_relobj::do_read_symbols): Adjust section links.
8724 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8725 parameter. Change all callers.
8726 (Sized_relobj::include_section_group): Adjust section links and
8727 symbol section indexes.
8728 (Sized_relobj::do_layout): Adjust section links.
8729 (Sized_relobj::do_count_local_symbols): Adjust section links and
8730 symbol section indexes.
8731 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8732 ordinary and special symbols.
8733 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8734 dynsym_xindex parameters. Change all callers. Adjust section
8735 links. Use SHN_XINDEX when needed.
8736 (Sized_relobj::get_symbol_location_info): Adjust section links.
8737 Don't get fooled by special symbols.
8738 * object.h (class Xindex): Define.
8739 (class Object): Add xindex_ parameter. Declare virtual functoin
8740 do_initialize_xindex.
8741 (Object::adjust_sym_shndx): New function.
8742 (Object::set_xindex): New protected function.
8743 (class Symbol_value): Add is_ordinary_shndx_ field.
8744 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8745 (Symbol_value::value): Assert ordinary section.
8746 (Symbol_value::initialize_input_to_output_map): Likewise.
8747 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8749 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8751 (class Sized_relobj): Update declarations.
8752 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8753 parameter. Change all callers.
8754 (Sized_relobj::adjust_shndx): New function.
8755 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8757 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8758 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8759 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8760 (Sized_dynobj::read_dynsym_section): Adjust section links.
8761 (Sized_dynobj::read_dynamic): Likewise.
8762 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8764 (Sized_dynobj::do_initialize_xindex): New function.
8765 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8766 do_initialize_xindex.
8767 (Sized_dynobj::adjust_shndx): New function.
8768 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8769 dynsym_xindex_ fields.
8770 (Layout::finalize): Add a call to set_section_indexes before
8771 creating the symtab sections.
8772 (Layout::set_section_indexes): Don't do anything if the section
8773 already has a section index.
8774 (Layout::create_symtab_sections): Add shnum parameter. Change
8775 caller. Create .symtab_shndx section if needed.
8776 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8778 (Layout::allocated_output_section_count): New function.
8779 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8781 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8782 fields. Update declarations.
8783 (Layout::symtab_xindex): New function.
8784 (Layout::dynsym_xindex): New function.
8785 (class Write_symbols_task): Add layout_ field.
8786 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8788 * output.cc (Output_section_headers::Output_section_headers): Add
8789 shstrtab_section parameter. Change all callers.
8790 (Output_section_headers::do_sized_write): Store overflow values
8791 for section count and section string table section index in
8792 section header zero.
8793 (Output_file_header::do_sized_write): Check for overflow of
8794 section count and section string table section index.
8795 (Output_symtab_xindex::do_write): New function.
8796 (Output_symtab_xindex::endian_do_write): New function.
8797 * output.h (class Output_section_headers): Add shstrtab_section_.
8798 Update declarations.
8799 (class Output_symtab_xindex): Define.
8800 (Output_section::has_out_shndx): New function.
8801 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8803 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8805 (Sized_symbol::init): Likewise.
8806 (Symbol::output_section): Check for ordinary symbol.
8807 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8808 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8810 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8811 Change all callers. Simplify handling of symbols from sections
8812 not included in the link.
8813 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8815 (Weak_alias_sorter::operator()): Assert that symbols are
8817 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8819 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8820 parameters. Change all callers.
8821 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8822 symbol distinction. Use SHN_XINDEX when needed.
8823 (Symbol_table::write_section_symbol): Add symtab_xindex
8824 parameter. Change all callers.
8825 (Symbol_table::sized_write_section_symbol): Likewise. Use
8826 SHN_XINDEX when needed.
8827 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8829 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8830 (Symbol::is_defined): Check is_ordinary.
8831 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8832 (Symbol::is_absolute, Symbol::is_common): Likewise.
8833 (class Sized_symbol): Update declarations.
8834 (class Symbol_table): Update declarations.
8835 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8836 parameters. Change all callers.
8837 (Sized_symbol::override): Likewise.
8838 (Symbol_table::override): Likewise.
8839 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8840 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8841 is_ordinary, and orig_st_shndx parameters. Change all callers.
8842 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8843 to be in an ordinary section.
8844 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8845 object and is_ordinary parameters. Change all callers.
8846 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8847 Change all callers. Don't add undefined or non-ordinary symbols
8849 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8851 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8853 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8854 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8855 (Sized_relobj::relocate_sections): Likewise.
8856 * target-reloc.h (scan_relocs): Adjust section symbol index.
8857 (scan_relocatable_relocs): Likewise.
8858 * i386.cc (Scan::local): Check for ordinary symbols.
8859 * sparc.cc (Scan::local): Likewise.
8860 * x86_64.cc (Scan::local): Likewise.
8861 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8862 to symbol_section_and_value.
8863 * testsuite/many_sections_test.cc: New file.
8864 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8865 (check_PROGRAMS): Add many_sections_test.
8866 (many_sections_test_SOURCES): Define.
8867 (many_sections_test_DEPENDENCIES): Define.
8868 (many_sections_test_LDFLAGS): Define.
8869 (BUILT_SOURCES): Add many_sections_define.h.
8870 (many_sections_define.h): New target.
8871 (BUILT_SOURCES): Add many_sections_check.h.
8872 (many_sections_check.h): New target.
8873 (check_PROGRAMS): Add many_sections_r_test.
8874 (many_sections_r_test_SOURCES): Define.
8875 (many_sections_r_test_DEPENDENCIES): Define.
8876 (many_sections_r_test_LDFLAGS): Define.
8877 (many_sections_r_test_LDADD): Define.
8878 (many_sections_r_test.o): New target.
8879 * testsuite/Makefile.in: Rebuild.
8881 2008-04-17 Cary Coutant <ccoutant@google.com>
8883 * errors.cc (Errors::info): New function.
8884 (gold_info): New function.
8885 * errors.h (Errors::info): New function.
8886 * gold.h (gold_info): New function.
8887 * object.cc (Input_objects::add_object): Print trace output.
8888 * options.cc (options::parse_set): New function.
8889 (General_options::parse_wrap): Deleted.
8890 (General_options::General_options): Deleted initializer.
8891 * options.h (options::String_set): New typedef.
8892 (options::parse_set): New function.
8893 (DEFINE_set): New macro.
8894 (General_options::wrap): Changed to use DEFINE_set. Changed
8895 callers of any_wrap_symbols and is_wrap_symbol.
8896 (General_options::trace, General_options::trace_symbol):
8898 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8899 (General_options::wrap_symbols_): Deleted.
8900 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8902 2008-04-17 David S. Miller <davem@davemloft.net>
8904 * options.cc (General_options::parse_V): New function.
8905 * options.h: Add entries for -V and -Qy.
8907 2008-04-17 Ian Lance Taylor <iant@google.com>
8909 * common.cc (Symbol_table::allocate_commons): Remove options
8910 parameter. Change caller.
8911 (Symbol_table::do_allocate_commons): Remove options parameter.
8912 Change caller. Just call do_allocate_commons_list twice.
8913 (Symbol_table::do_allocate_commons_list): New function, broken out
8914 of do_allocate_commons.
8915 * common.h (class Allocate_commons_task): Remove options_ field.
8917 * symtab.cc (Symbol_table::Symbol_table): Initialize
8919 (Symbol_table::add_from_object): Put TLS common symbols on
8921 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8922 which are IN_OUTPUT_DATA.
8923 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8924 allocate_commons and do_allocate_commons declarations. Declare
8925 do_allocate_commons_list.
8926 * gold.cc (queue_middle_tasks): Update creation of
8927 Allocate_commons_task to not pass options.
8928 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8929 (TLS_TEST_C_FLAGS): New variable.
8930 (tls_test_c_pic.o): New target.
8931 (tls_test_shared.so): Link in tls_test_c_pic.o.
8932 (tls_test_c_pic_ie.o): New target.
8933 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8934 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8935 (tls_test_c.o): New target.
8936 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8937 (tls_pic_test_LDADD): Likewise.
8938 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8939 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8940 (tls_test_c_gnu2.o): New target.
8941 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8943 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8944 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8945 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8946 * testsuite/tls_test.cc: Include "config.h".
8947 (t_last): Call t11_last.
8948 * testsuite/tls_test.h (t11, t11_last): Declare.
8949 * testsuite/tls_test_c.c: New file.
8950 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8951 * configure.ac: Check for OpenMP support.
8952 * configure, config.in, Makefile.in: Rebuild.
8953 * testsuite/Makefile.in: Rebuild.
8955 2008-04-16 Cary Coutant <ccoutant@google.com>
8957 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8958 (Target_i386::tls_base_symbol_defined_): New field.
8959 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8960 (Target_i386::Scan::global): Likewise.
8961 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8962 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8963 (Target_x86_64::tls_base_symbol_defined_): New field.
8964 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8965 (Target_x86_64::Scan::global): Likewise.
8967 2008-04-16 Cary Coutant <ccoutant@google.com>
8969 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8970 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8971 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8972 building shared libraries.
8973 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8974 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8975 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8976 * testsuite/Makefile.in: Rebuild.
8977 * testsuite/weak_undef.h: New file.
8978 * testsuite/weak_undef_file1.cc: Add extra test cases.
8979 * testsuite/weak_undef_file2.cc: Likewise.
8980 * testsuite/weak_undef_test.cc: Likewise.
8982 2008-04-16 David S. Miller <davem@davemloft.net>
8984 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8985 Add issued_non_pic_error_ field. Declare check_non_pic.
8986 (Target_sparc::Scan::check_non_pic): New function.
8987 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8988 (Target_sparc::Scan::global): Likewise.
8990 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8991 * configure: Rebuild.
8993 * options.h (DEFINE_enable): New macro.
8994 (new_dtags): New enable option.
8995 (initfirst, interpose, loadfltr, nodefaultlib,
8996 nodelete, nodlopen, nodump): New -z options.
8997 * layout.cc (Layout:finish_dynamic_section): If new
8998 dtags enabled, emit DT_RUNPATH. Also, emit a
8999 DT_FLAGS_1 containing any specified -z flags.
9001 2008-04-16 Ian Lance Taylor <iant@google.com>
9003 * copy-relocs.cc: New file.
9004 * copy-relocs.h: New file.
9005 * reloc.cc: Remove Copy_relocs code.
9006 * reloc.h: Likewise.
9007 * reloc-types.h (struct Reloc_types) [both versions]: Add
9008 get_reloc_addend_noerror.
9009 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9010 variants of add_global which take an addend which must be zero.
9011 * i386.cc: Include "copy-relocs.h".
9012 (class Target_i386): Change type of copy_relocs_ to variable,
9014 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9016 (Target_i386::do_finalize_sections): Change handling of
9018 * sparc.cc: Include "copy-relocs.h".
9019 (class Target_sparc): Change type of copy_relocs_ to variable,
9021 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9023 (Target_sparc::do_finalize_sections): Change handling of
9025 * x86_64.cc: Include "copy-relocs.h".
9026 (class Target_x86_64): Change type of copy_relocs_ to variable,
9028 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9029 class. Change all callers.
9030 (Target_x86_64::do_finalize_sections): Change handling of
9032 * Makefile.am (CCFILES): Add copy-relocs.cc.
9033 (HFILES): Add copy-relocs.h.
9035 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9037 * testsuite/script_test_4.sh: Permit leading zeroes.
9039 2008-04-15 Ian Lance Taylor <iant@google.com>
9041 * script-sections.cc (Script_sections::create_segments): Use
9042 header_size_adjustment even when there is enough room for the
9044 * testsuite/script_test_4.sh: New file.
9045 * testsuite/script_test_4.t: New file.
9046 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9047 (check_DATA): Add script_test_4.stdout.
9048 (MOSTLYCLEANFILES): Likewise.
9049 (script_test_4): New target.
9050 (script_test_4.stdout): New target.
9051 * testsuite/Makefile.in: Rebuild.
9053 * sparc.cc: Add definitions for Output_data_plt_sparc class
9056 2008-04-14 David S. Miller <davem@davemloft.net>
9058 * sparc.cc: New file.
9059 * Makefile.am (TARGETSOURCES): Add sparc.cc
9060 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9061 * configure.tgt: Document targ_extra_size and
9062 targ_extra_big_endian. Add entries for sparc-* and
9064 * configure.ac: Handle targ_extra_size and
9065 targ_extra_big_endian.
9066 * Makefile.in: Rebuild.
9067 * configure: Likewise.
9068 * po/POTFILES.in: Likewise.
9069 * po/gold.pot: Likewise.
9071 2008-04-14 Ian Lance Taylor <iant@google.com>
9073 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9074 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9075 in the name/type/flags to section mapping. Don't call
9076 allocate_output_section.
9077 (Layout::choose_output_section): Change parameter from adjust_name
9078 to is_input_section. Don't permit input sections after sections
9079 are attached to segments. Don't call allocate_output_section.
9080 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9081 not write_enable_output_section.
9082 (Layout::make_output_section): Don't push to
9083 unattached_section_list_ nor call attach_to_segment. Call
9084 attach_section_to_segment if sections are attached.
9085 (Layout::attach_sections_to_segments): New function.
9086 (Layout::attach_section_to_segment): New function.
9087 (Layout::attach_allocated_section_to_segment): Rename from
9088 attach_to_segment. Remove flags parameter.
9089 (Layout::allocate_output_section): Remove function.
9090 (Layout::write_enable_output_section): Remove function.
9091 * layout.h (class Layout): Update for above changes. Add new
9092 field sections_are_attached_.
9093 * output.h (Output_section::update_flags_for_input_section): New
9095 * output.cc (Output_section::add_input_section): Call
9096 update_flags_for_input_section.
9097 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9099 2008-04-11 Cary Coutant <ccoutant@google.com>
9101 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9102 thought unnecessary.
9103 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9105 2008-04-11 Ian Lance Taylor <iant@google.com>
9107 * output.h (class Output_section_data): Remove inline definition
9109 * output.cc (Output_section_data::set_addralign): New function.
9111 2008-04-11 Cary Coutant <ccoutant@google.com>
9113 Add support for TLS descriptors for i386 and x86_64.
9114 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9115 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9116 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9118 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9119 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9120 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9122 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9123 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9124 Fix problem with initial-exec relocations.
9125 (Target_i386::Relocate::relocate_tls): Likewise.
9126 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9128 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9129 support for section-plus-offset dynamic table entries.
9130 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9131 (Output_data_dynamic::Dynamic_entry): Add support for
9132 section-plus-offset dynamic table entries.
9133 (Output_data_dynamic::Classification): Likewise.
9134 (Output_data_dynamic::classification_): Renamed offset_.
9135 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9136 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9137 (Target_x86_64::make_plt_section): New function.
9138 (Target_x86_64::reserve_tlsdesc_entries): New function.
9139 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9140 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9141 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9142 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9143 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9144 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9145 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9146 add extra PLT entry for TLS descriptors.
9147 (Output_data_plt_x86_64::got_): New field.
9148 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9149 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9151 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9153 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9154 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9155 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9156 R_386_TLS_DESC_CALL relocations.
9157 (Target_x86_64::Scan::global): Likewise.
9158 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9159 for TLS descriptors.
9160 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9161 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9162 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9163 GD-to-IE relaxation.
9164 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9165 and TLS_DESCRIPTORS.
9166 * Makefile.in: Rebuild.
9167 * configure: Rebuild.
9168 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9169 (tls_test_shared2.so): New target.
9170 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9171 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9172 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9173 (tls_shared_gd_to_ie_test_LDADD): New variable.
9174 (tls_shared_gnu2_gd_to_ie_test): New target.
9175 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9177 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9178 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9179 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9180 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9181 (tls_shared_gnu2_test): New target.
9182 (tls_test_gnu2_shared.so): New target.
9183 (tls_shared_gnu2_test_SOURCES): New variable.
9184 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9185 (tls_shared_gnu2_test_LDFLAGS): New variable.
9186 (tls_shared_gnu2_test_LDADD): New variable.
9187 * testsuite/Makefile.in: Rebuild.
9188 * testsuite/Makefile.
9190 2008-04-11 Ian Lance Taylor <iant@google.com>
9192 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9194 * testsuite/Makefile.in: Rebuild.
9196 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9198 * testsuite/script_test_2.cc (main): Adjust test.
9200 2008-04-11 David S. Miller <davem@davemloft.net>
9201 Ian Lance Taylor <iant@google.com>
9203 * options.h (General_options): Add entries for '-Y' and
9205 * options.cc (General_options:finalize): If -Y was used, add those
9206 entries to the library path instead of the default "/lib" and
9209 2008-04-11 David S. Miller <davem@davemloft.net>
9211 * testsuite/justsyms.t: Start at 0x100.
9212 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9213 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9215 * testsuite/script_test_2.cc: Adjust string and section length
9218 2008-04-09 Ian Lance Taylor <iant@google.com>
9221 * script-sections.cc (Sections_element::allocate_to_segment): Add
9223 (Output_section_definition::allocate_to_segment): Likewise.
9224 (Orphan_output_section::allocate_to_segment): Likewise.
9225 (Script_sections::attach_sections_using_phdrs_clause): Don't
9226 propagate non-PT_LOAD segments to orphan sections.
9227 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9228 readelf rather than objdump.
9229 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9230 .interp section and PT_INTERP segment are the same size.
9231 * testsuite/Makefile.in: Rebuild.
9233 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9234 aliases for symbols defined in the same object.
9235 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9236 (weak_alias_test_SOURCES): New variable.
9237 (weak_alias_test_DEPENDENCIES): New variable.
9238 (weak_alias_test_LDFLAGS): New variable.
9239 (weak_alias_test_LDADD): New variable.
9240 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9241 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9242 (weak_alias_test_3.o): New target.
9243 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9244 * testsuite/weak_alias_test_main.cc: New file.
9245 * testsuite/weak_alias_test_1.cc: New file.
9246 * testsuite/weak_alias_test_2.cc: New file.
9247 * testsuite/weak_alias_test_3.cc: New file.
9249 2008-04-08 Ian Lance Taylor <iant@google.com>
9251 * options.h (class General_options): Add --noinhibit-exec option.
9252 * main.cc (main): Check --noinhibit-exec.
9254 * options.h (class General_options): Define --wrap as a special
9255 option. Add wrap_symbols_ field.
9256 (General_options::any_wrap_symbols): New function.
9257 (General_options::is_wrap_symbol): New function.
9258 * options.cc (General_options::parse_wrap): New function.
9259 (General_options::General_options): Initialize wrap_symbols_.
9260 * symtab.cc (Symbol_table::wrap_symbol): New function.
9261 (Symbol_table::add_from_object): Handle --wrap.
9262 * symtab.h (class Symbol_table): Declare wrap_symbol.
9263 * target.h (Target::wrap_char): New function.
9264 (Target::Target_info): Add wrap_char field.
9265 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9266 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9267 * testsuite/testfile.cc (Target_test::test_target_info):
9270 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9273 * layout.h (class Layout): Add added_eh_frame_data_ field.
9274 * layout.cc (Layout::Layout): Initialize new field.
9275 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9276 output section until we find a section we merged successfully.
9277 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9278 that the size be non-zero.
9280 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9283 2008-04-08 Craig Silverstein <csilvers@google.com>
9285 * configure.ac: Export new conditional variable HAVE_ZLIB.
9286 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9288 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9289 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9291 2008-04-07 Ian Lance Taylor <iant@google.com>
9293 * version.cc (version_string): Set to "1.5".
9295 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9296 Add issued_non_pic_error_ field. Declare check_non_pic.
9297 (Target_x86_64::Scan::check_non_pic): New function.
9298 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9299 (Target_x86_64::Scan::global): Likewise.
9301 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9302 addend parameter. Change caller. Handle merge sections.
9303 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9304 Address to Addend. Don't add in the result of
9305 local_section_offset, pass down the addend and use the returned
9307 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9308 Update declarations of local_section_offset and symbol_value.
9309 * testsuite/two_file_test_1.cc (t18): New function.
9310 * testsuite/two_file_test_2.cc (f18): New function.
9311 * testsuite/two_file_test_main.cc (main): Call t18.
9312 * testsuite/two_file_test.h (t18, f18): Declare.
9314 * configure.ac: Don't test for objdump, c++filt, or readelf.
9315 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9317 (TEST_READELF): New variable.
9318 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9319 (check_PROGRAMS): Add two_file_strip_test.
9320 (two_file_strip_test): New target.
9321 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9322 (two_file_same_shared_strip_test_SOURCES): New variable.
9323 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9324 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9325 (two_file_same_shared_strip_test_LDADD): New variable.
9326 (two_file_shared_strip.so): New target.
9327 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9328 (ver_test_5.syms, ver_test_7.syms): Likewise.
9329 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9330 (strip_test_3.stdout): Use TEST_OBJDUMP.
9331 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9333 2008-04-04 Cary Coutant <ccoutant@google.com>
9335 * symtab.h (Symbol::is_weak_undefined): New function.
9336 (Symbol::is_strong_undefined): New function.
9337 (Symbol::is_absolute): New function.
9338 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9339 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9341 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9342 (weak_undef_test): New target.
9343 * testsuite/Makefile.in: Rebuild.
9344 * testsuite/weak_undef_file1.cc: New file.
9345 * testsuite/weak_undef_file2.cc: New file.
9346 * testsuite/weak_undef_test.cc: New file.
9348 2008-04-03 Craig Silverstein <csilvers@google.com>
9350 * compressed_output.h (class Output_compressed_section): Use
9352 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9354 (zlib_compressed_suffix): Removed.
9355 (Output_compressed_section::set_final_data_size): Use unsigned
9357 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9358 Fix linker invocation.
9359 (flagstest_o_specialfile_and_compress_debug_sections):
9361 * testsuite/Makefile.in: Regenerated.
9363 2008-04-02 David S. Miller <davem@davemloft.net>
9365 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9366 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9368 2008-04-02 Craig Silverstein <csilvers@google.com>
9372 2008-04-02 Ian Lance Taylor <iant@google.com>
9374 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9375 parameters. Update for new key type to views_. Change all
9377 (File_read::read): Adjust for byteshift in returned view.
9378 (File_read::add_view): New function, broken out of
9380 (File_read::make_view): New function, broken out of
9382 (File_read::find_or_make_view): Add offset and aligned
9383 parameters. Rewrite accordingly. Change all callers.
9384 (File_read::get_view): Add offset and aligned parameters. Adjust
9385 for byteshift in return value.
9386 (File_read::get_lasting_view): Likewise.
9387 * fileread.h (class File_read): Update declarations.
9388 (class File_read::View): Add byteshift_ field. Add byteshift to
9389 constructor. Add byteshift method.
9390 * archive.h (Archive::clear_uncached_views): New function.
9391 (Archive::get_view): Add aligned parameter. Change all callers.
9392 * object.h (Object::get_view): Add aligned parameter. Change all
9394 (Object::get_lasting_view): Likewise.
9396 * fileread.cc (File_read::release): Don't call clear_views if
9397 there are multiple objects.
9398 * fileread.h (File_read::clear_uncached_views): New function.
9399 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9402 2008-03-31 Cary Coutant <ccoutant@google.com>
9404 Add thin archive support.
9405 * archive.cc (Archive::armagt): New const.
9406 (Archive::setup): Remove task parameter and calls to unlock.
9407 (Archive::unlock_nested_archives): New function.
9408 (Archive::read_header): Add nested_off parameter. Change
9410 (Archive::interpret_header): Likewise.
9411 (Archive::include_all_members): Change to handle thin
9413 (Archive::include_member): Likewise.
9414 * archive.h (Archive::Archive): Add new parameters and
9416 (Archive::armagt): New const.
9417 (Archive::setup): Remove task parameter.
9418 (Archive::unlock_nested_archives): New function.
9419 (Archive::read_header): Add nested_off parameter.
9420 (Archive::interpret_header): Likewise.
9421 (Archive::Nested_archive_table): New typedef.
9422 (Archive::is_thin_archive_): New field.
9423 (Archive::nested_archives_): New field.
9424 (Archive::options_): New field.
9425 (Archive::dirpath_): New field.
9426 (Archive::task_): New field.
9427 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9428 for thin archives. Pass additional parameters to
9429 Archive::Archive. Unlock the archive file after calling
9432 2008-03-29 Ian Lance Taylor <iant@google.com>
9434 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9435 version symbol to be local.
9436 * testsuite/ver_test_4.sh: New file.
9437 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9438 (check_DATA): Add ver_test_4.syms.
9439 (ver_test_4.syms): New target.
9440 * testsuite/Makefile.in: Rebuild.
9443 (Output_section::Input_section_sort_entry::has_priority): New
9445 (Output_section::Input_section_sort_entry::match_file_name): New
9447 (Output_section::Input_section_sort_entry::match_section_name):
9449 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9451 (Output_section::Input_section_sort_entry::match_section_file):
9453 (Output_section::Input_section_sort_compare::operator()): Rewrite
9454 using new Input_section_sort_entry functions. Sort crtbegin and
9455 crtend first. Sort sections with no priority before sections with
9457 * testsuite/initpri1.c (d3): Check j != 4.
9458 (cd5): New constructor/destructor function.
9459 (main): Check j != 2.
9461 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9462 new symbol when resolving, don't call set_is_default.
9463 * testsuite/ver_test_7.cc: New file.
9464 * testsuite/ver_test_7.sh: New file.
9465 * testsuite/Makefile.am (ver_test_7.so): New target.
9466 (ver_test_7.o): New target.
9467 (check_SCRIPTS): Add ver_test_7.sh.
9468 (check_DATA): Add ver_test_7.syms.
9469 (ver_test_7.syms): New target.
9471 2008-03-28 Ian Lance Taylor <iant@google.com>
9473 * layout.cc (Layout::layout): If we see an input section with a
9474 name that needs sorting, set the must_sort flag for the output
9476 (Layout::make_output_section): If the name of the output section
9477 indicates that it might require sorting, set the may_sort flag.
9478 * output.h (Output_section::may_sort_attached_input_sections): New
9480 (Output_section::set_may_sort_attached_input_sections): New
9482 (Output_section::must_sort_attached_input_sections): New
9484 (Output_section::set_must_sort_attached_input_sections): New
9486 (class Output_section): Declare Input_section_sort_entry. Define
9487 Input_section_sort_compare. Declare
9488 sort_attached_input_sections. Add new fields:
9489 may_sort_attached_input_sections_,
9490 must_sort_attached_input_sections_,
9491 attached_input_sections_are_sorted_.
9492 * output.cc (Output_section::Output_section): Initialize new
9494 (Output_section::add_input_section): Add an entry to
9495 input_sections_ if may_sort or must_sort are true.
9496 (Output_section::set_final_data_size): Call
9497 sort_attached_input_sections if necessary.
9498 (Output_section::Input_section_sort_entry): Define new class.
9499 (Output_section::Input_section_sort_compare::operator()): New
9501 (Output_section::sort_attached_input_sections): New function.
9502 * configure.ac: Check whether the compiler supports constructor
9503 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9504 * testsuite/initpri1.c: New file.
9505 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9506 CONSTRUCTOR_PRIORITY.
9507 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9508 (initpri1_LDFLAGS): New variable.
9509 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9511 2008-03-27 Ian Lance Taylor <iant@google.com>
9513 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9514 * testsuite/common_test_1.c: New file.
9515 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9516 (common_test_1_SOURCES): New variable.
9517 (common_test_1_DEPENDENCIES): New variable.
9518 (common_test_1_LDFLAGS): New variable.
9520 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9521 and commons_ correctly when NAME/VERSION does not override
9523 * testsuite/ver_test_6.c: New file.
9524 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9525 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9526 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9528 2008-03-26 Ian Lance Taylor <iant@google.com>
9530 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9531 of an undefined symbol from a version script.
9532 * testsuite/Makefile.am (ver_test_5.so): New target.
9533 (ver_test_5.o): New target.
9534 (check_SCRIPTS): Add ver_test_5.sh.
9535 (check_DATA): Add ver_test_5.syms.
9536 (ver_test_5.syms): New target.
9537 * testsuite/ver_test_5.cc: New file.
9538 * testsuite/ver_test_5.script: New file.
9539 * testsuite/ver_test_5.sh: New file.
9540 * Makefile.in, testsuite/Makefile.in: Rebuild.
9543 Fix problems building gold with gcc 4.3.0.
9544 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9545 (gold_error_at_location, gold_warning_at_location): Use it.
9546 * configure.ac: Check whether we can compile and use a template
9547 function with a printf attribute.
9548 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9549 when jumping over bytes.
9550 * object.cc: Instantiate Object::read_section_data.
9551 * debug.h: Include <cstring>
9552 * dwarf_reader.cc: Include <algorithm>
9553 * main.cc: Include <cstring>.
9554 * options.cc: Include <cstring>.
9555 * output.cc: Include <cstring>.
9556 * script.cc: Include <cstring>.
9557 * script.h: Include <string>.
9558 * symtab.cc: Include <cstring> and <algorithm>.
9559 * target-select.cc: Include <cstring>.
9560 * version.cc: Include <string>.
9561 * testsuite/testmain.cc: Include <cstdlib>.
9562 * configure, config.in: Rebuild.
9564 2008-03-25 Ian Lance Taylor <iant@google.com>
9566 * options.cc: Include "../bfd/bfdver.h".
9567 (options::help): Print bug reporting address.
9569 * version.cc (print_version): Adjust output for current value of
9574 * options.cc (options::help): Print list of supported targets.
9575 * target-select.h: Include <vector>.
9576 (class Target_selector): Make machine_, size_, and is_big_endian_
9577 fields const. Add bfd_name_ and instantiated_target_ fields.
9578 (Target_selector::Target_selector): Add bfd_name parameter.
9579 (Target_selector::recognize): Make non-virtual, call
9581 (Target_selector::recognize_by_name): Make non-virtual, call
9582 do_recognize_by_name.
9583 (Target_selector::supported_names): New function.
9584 (Target_selector::bfd_name): New function.
9585 (Target_selector::do_instantiate_target): New pure virtual
9587 (Target_selector::do_recognize): New virtual function.
9588 (Target_selector::do_recognize_by_name): New virtual function.
9589 (Target_selector::instantiate_target): New private function.
9590 (supported_target_names): Declare.
9591 * target-select.cc (Target_selector::Target_selector): Update for
9592 new parameter and fields.
9593 (select_target_by_name): Check that the name matches before
9594 calling recognize_by_name.
9595 (supported_target_names): New function.
9596 * i386.cc (class Target_selector_i386): Update Target_selector
9597 constructor call. Remove recognize and recognize_by_name. Add
9598 do_instantiate_target.
9599 * x86_64.cc (class Target_selector_x86_64): Likewise.
9600 * testsuite/testfile.cc (class Target_selector_test): Update for
9601 changes to Target_selector.
9603 * README: Rewrite, with some notes on unsupported features.
9605 2008-03-24 Cary Coutant <ccoutant@google.com>
9607 * i386.cc (Target_i386::Got_type): New enum declaration.
9608 (Target_i386::Scan::local): Updated callers of Output_data_got
9610 (Target_i386::Scan::global): Likewise.
9611 (Target_i386::Relocate::relocate): Likewise.
9612 (Target_i386::Relocate::relocate_tls): Likewise.
9613 * object.h (Got_offset_list): New class.
9614 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9615 (Sized_relobj::local_got_offset): Likewise.
9616 (Sized_relobj::set_local_got_offset): Likewise.
9617 (Sized_relobj::local_has_tls_got_offset): Removed.
9618 (Sized_relobj::local_tls_got_offset): Removed.
9619 (Sized_relobj::set_local_tls_got_offset): Removed.
9620 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9621 * output.cc (Output_data_got::add_global): Added got_type parameter.
9622 (Output_data_got::add_global_with_rel): Likewise.
9623 (Output_data_got::add_global_with_rela): Likewise.
9624 (Output_data_got::add_global_pair_with_rel): New function.
9625 (Output_data_got::add_global_pair_with_rela): New function.
9626 (Output_data_got::add_local): Added got_type parameter.
9627 (Output_data_got::add_local_with_rel): Likewise.
9628 (Output_data_got::add_local_with_rela): Likewise.
9629 (Output_data_got::add_local_pair_with_rel): New function.
9630 (Output_data_got::add_local_pair_with_rela): New function.
9631 (Output_data_got::add_global_tls): Removed.
9632 (Output_data_got::add_global_tls_with_rel): Removed.
9633 (Output_data_got::add_global_tls_with_rela): Removed.
9634 (Output_data_got::add_local_tls): Removed.
9635 (Output_data_got::add_local_tls_with_rel): Removed.
9636 (Output_data_got::add_local_tls_with_rela): Removed.
9637 * output.h (Output_data_got::add_global): Added got_type parameter.
9638 (Output_data_got::add_global_with_rel): Likewise.
9639 (Output_data_got::add_global_with_rela): Likewise.
9640 (Output_data_got::add_global_pair_with_rel): New function.
9641 (Output_data_got::add_global_pair_with_rela): New function.
9642 (Output_data_got::add_local): Added got_type parameter.
9643 (Output_data_got::add_local_with_rel): Likewise.
9644 (Output_data_got::add_local_with_rela): Likewise.
9645 (Output_data_got::add_local_pair_with_rel): New function.
9646 (Output_data_got::add_local_pair_with_rela): New function.
9647 (Output_data_got::add_global_tls): Removed.
9648 (Output_data_got::add_global_tls_with_rel): Removed.
9649 (Output_data_got::add_global_tls_with_rela): Removed.
9650 (Output_data_got::add_local_tls): Removed.
9651 (Output_data_got::add_local_tls_with_rel): Removed.
9652 (Output_data_got::add_local_tls_with_rela): Removed.
9653 * resolve.cc (Symbol::override_base_with_special): Removed
9654 reference to has_got_offset_ field.
9655 * symtab.cc (Symbol::init_fields): Replaced initialization
9656 of got_offset_ with got_offsets_. Removed initialization
9658 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9659 (Symbol::got_offset): Likewise.
9660 (Symbol::set_got_offset): Likewise.
9661 (Symbol::has_tls_got_offset): Removed.
9662 (Symbol::tls_got_offset): Removed.
9663 (Symbol::set_tls_got_offset): Removed.
9664 (Symbol::got_offset_): Removed.
9665 (Symbol::tls_mod_got_offset_): Removed.
9666 (Symbol::tls_pair_got_offset_): Removed.
9667 (Symbol::got_offsets_): New field.
9668 (Symbol::has_got_offset): Removed.
9669 (Symbol::has_tls_mod_got_offset): Removed.
9670 (Symbol::has_tls_pair_got_offset): Removed.
9671 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9672 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9674 (Target_x86_64::Scan::global): Likewise.
9675 (Target_x86_64::Relocate::relocate): Likewise.
9676 (Target_x86_64::Relocate::relocate_tls): Likewise.
9678 2008-03-25 Ben Elliston <bje@au.ibm.com>
9680 * yyscript.y: Fix spelling error in comment.
9682 2008-03-24 Ian Lance Taylor <iant@google.com>
9684 * options.h (class General_options): Define build_id option.
9685 * layout.h (class Layout): Declare write_build_id, create_note,
9686 create_build_id. Add build_id_note_ member.
9687 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9688 "libiberty.h", "md5.h", "sha1.h".
9689 (Layout::Layout): Initialize eh_frame_data_,
9690 eh_frame_hdr_section_, and build_id_note_.
9691 (Layout::finalize): Call create_build_id.
9692 (Layout::create_note): New function, broken out of
9693 Layout::create_gold_note.
9694 (Layout::create_gold_note): Call create_note.
9695 (Layout::create_build_id): New function.
9696 (Layout::write_build_id): New function.
9697 (Close_task_runner::run): Call write_build_id.
9699 * x86_64.cc: Correct license to GPLv3.
9701 2008-03-23 Ian Lance Taylor <iant@google.com>
9703 * options.cc: Include "demangle.h".
9704 (parse_optional_string): New function.
9705 (parse_long_option): Handle takes_optional_argument.
9706 (parse_short_option): Update dash_z initializer. Handle
9707 takes_optional_argument.
9708 (General_options::General_options): Initialize do_demangle_.
9709 (General_options::finalize): Set do_demangle_. Handle demangling
9711 * options.h (parse_optional_string): Declare.
9712 (struct One_option): Add optional_arg field. Update constructor.
9713 Update call constructor calls. Add takes_optional_argument
9715 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9716 (DEFINE_optional_string): Define.
9717 (General_options::demangle): Change from DEFINE_bool to
9718 DEFINE_optional_string.
9719 (General_options::no_demangle): New function.
9720 (General_options::do_demangle): New function.
9721 (General_options::set_do_demangle): New function.
9722 (General_options::execstack_status_): Move definition to end of
9724 (General_options::static_): Likewise.
9725 (General_options::do_demangle_): New field.
9726 * object.cc (big_endian>::get_symbol_location_info): Call
9727 Options::do_demangle, not Options::demangle.
9728 * symtab.cc (demangle): Likewise.
9730 2008-03-22 Ian Lance Taylor <iant@google.com>
9732 * gold.h: Include <cstddef> and <sys/types.h>
9733 * options.h: Include <cstring>.
9735 2008-03-21 Ian Lance Taylor <iant@google.com>
9737 * Added source code to GNU binutils.