1 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
3 * plugin.cc (get_view): New.
4 (Plugin::load): Pass get_view to the plugin.
5 (Plugin_manager::get_view): New.
7 2011-03-21 Ian Lance Taylor <iant@google.com>
9 * testsuite/final_layout.sh: Rewrite to not use dc.
10 * testsuite/relro_test.sh: Fail if dc is not present.
12 2011-03-21 Sriraman Tallam <tmsriram@google.com>
14 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
16 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
17 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
19 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
20 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
22 2011-03-14 Ian Lance Taylor <iant@google.com>
24 * script-sections.cc (Sort_output_sections::script_compare):
25 Rename from is_before, change return type.
26 (Sort_output_sections::operator()): Adjust accordingly.
28 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
31 * testsuite/odr_violation2.cc: Add comment to make all error line
32 numbers double digits.
33 * testsuite/debug_msg.sh: Adjust expected errors.
35 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
37 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
38 but mark earlier ones as non-canonical
39 (offset_to_iterator): Update search target and example
40 (do_addr2line): Return extra lines in a vector*
41 (format_file_lineno): Extract from do_addr2line
42 (one_addr2line): Add vector* out-param
43 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
44 when a lineno entry appeared last for its instruction
45 (Dwarf_line_info): Add vector* out-param
46 * object.cc (Relocate_info): Pass NULL for the vector* out-param
47 * symtab.cc (Odr_violation_compare): Include the lineno in the
49 (linenos_from_loc): New. Combine the canonical line for an
50 address with its other lines.
51 (True_if_intersect): New. Helper functor to make
52 std::set_intersection a query.
53 (detect_odr_violations): Compare sets of lines instead of just
54 one line for each function. This became less deterministic, but
55 has fewer false positives.
56 * symtab.h: Declarations.
57 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
58 mix an optimized and non-optimized object in the same binary
59 (odr_violation2.so): Same.
60 * testsuite/Makefile.in: Regenerate from Makefile.am.
61 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
62 * testsuite/debug_msg.sh: Update line numbers and add
64 * testsuite/odr_violation1.cc: Use OdrDerived, in a
65 non-optimized context.
66 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
67 isn't inlined, and use OdrDerived in an optimized context.
68 * testsuite/odr_header1.h: Defines OdrDerived, where
69 optimization will change the
70 first-instruction-in-the-destructor's file and line number.
71 * testsuite/odr_header2.h: Defines OdrBase.
73 2011-03-09 Ian Lance Taylor <iant@google.com>
75 * fileread.cc (File_read::clear_views): Don't delete the whole
78 2011-03-08 Ian Lance Taylor <iant@google.com>
81 * fileread.cc: #include <climits>.
82 (GOLD_IOV_MAX): Define.
83 (File_read::read_multiple): Limit number of entries by iov_max.
84 * fileread.h (class File_read): Always set max_readv_entries to
87 2011-03-07 Ian Lance Taylor <iant@google.com>
90 * options.h (class General_options): Add -dy and -dn.
92 2011-03-02 Cary Coutant <ccoutant@google.com>
94 * testsuite/script_test_9.t: Add TLS segment.
96 2011-03-02 Simon Baldwin <simonb@google.com>
98 * configure.ac: Add check for gnu_indirect_function support in
99 the toolchain building binutils.
100 * configure: Rebuild.
102 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
104 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
106 (Symbol_table::sized_finalize_symbol) Mark symbol only present
107 in plugin files as not needed in the symbol table.
109 2011-02-11 Sriraman Tallam <tmsriram@google.com>
111 * output.cc (Output_section::add_input_section): Delay fill
112 generation for section ordering.
114 2011-02-09 Ian Lance Taylor <iant@google.com>
117 * object.h (class Sized_relobj): Remove clear_local_symbols.
118 * reloc.cc (Sized_relobj::do_relocate): Don't call
121 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
123 * plugin.cc (is_visible_from_outside): Return true for symbols
126 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
128 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
131 2011-02-02 Sriraman Tallam <tmsriram@google.com>
133 * icf.h (is_section_foldable_candidate): Change type of parameter
135 * icf.cc (Icf::find_identical_sections): Change type of local variable
136 section_name to be std::string.
137 (is_function_ctor_or_dtor): Change type of parameter to std::string.
139 2011-01-25 Ian Lance Taylor <iant@google.com>
141 * script.cc (script_add_extern): Rewrite to use
142 add_symbol_reference.
144 2011-01-25 Doug Kwan <dougkwan@google.com>
146 * icf.cc (get_section_contents): Always lock section's object.
148 2011-01-24 Ian Lance Taylor <iant@google.com>
150 * options.h (class General_options): Accept
151 --no-detect-odr-violations.
153 2011-01-24 Ian Lance Taylor <iant@google.com>
155 * version.cc (version_string): Bump to 1.11.
157 2011-01-24 Ian Lance Taylor <iant@google.com>
159 * plugin.cc (class Plugin_rescan): Define new class.
160 (Plugin_manager::claim_file): Set any_claimed_.
161 (Plugin_manager::save_archive): New function.
162 (Plugin_manager::save_input_group): New function.
163 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
165 (Plugin_manager::new_undefined_symbol): New function.
166 (Plugin_manager::rescan): New function.
167 (Plugin_manager::rescannable_defines): New function.
168 (Plugin_manager::add_input_file): Set any_added_.
169 * plugin.h (class Plugin_manager): define new fields rescannable_,
170 undefined_symbols_, any_claimed_, and any_added_. Declare
171 Plugin_rescan as friend. Declare new functions.
172 (Plugin_manager::Rescannable): Define type.
173 (Plugin_manager::Rescannable_list): Define type.
174 (Plugin_manager::Undefined_symbol_list): Define type.
175 (Plugin_manager::Plugin_manager): Initialize new fields.
176 * archive.cc (Archive::defines_symbol): New function.
177 (Add_archive_symbols::run): Pass archive to plugins if any.
178 * archive.h (class Archive): Declare defines_symbol.
179 * readsyms.cc (Input_group::~Input_group): New function.
180 (Finish_group::run): Pass input_group to plugins if any.
181 * readsyms.h (class Input_group): Declare destructor.
182 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
185 2011-01-10 Ian Lance Taylor <iant@google.com>
187 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
189 (Layout::set_segment_offsets): Reset increase_relro before calling
190 set_section_addresses a second time.
192 2011-01-04 Cary Coutant <ccoutant@google.com>
194 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
195 sections before NOBITS sections.
197 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
199 * version.cc (print_version): Update copyright to 2011.
201 2010-12-23 Cary Coutant <ccoutant@google.com>
203 * output.h (Output_data_reloc::add_output_section): Pass OD instead
204 of OS to this->add. Add OD parameter to second form of the function.
206 2010-12-20 Ian Lance Taylor <iant@google.com>
208 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
209 second of two consecutive entries with same offset.
211 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
213 * testsuite/Makefile.am (ifuncmain2static_LDADD)
214 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
215 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
216 to avoid unneeded links against $(LDADD).
217 * testsuite/Makefile.in: Regenerate.
219 2010-12-15 Ian Lance Taylor <iant@google.com>
222 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
223 for R_X86_64_32 and R_X86_64_PC32.
224 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
225 ver_matching_def_pic.o.
226 (ver_matching_def_pic.o): New target.
228 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
230 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
231 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
232 Move definition before File_read::View member definitions.
233 (File_read::View::~View): Initialize and hold lock before
234 updating current_mapped_bytes.
236 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
238 * dwarf_reader.cc: Remove outdated comment.
239 * gold-threads.cc: Fix typo in error message.
240 * archive.cc: Fix typos in comments.
241 * archive.h: Likewise.
242 * arm-reloc-property.cc: Likewise.
243 * arm-reloc-property.h: Likewise.
244 * arm-reloc.def: Likewise.
246 * attributes.h: Likewise.
248 * ehframe.cc: Likewise.
249 * fileread.h: Likewise.
253 * incremental.h: Likewise.
254 * int_encoding.cc: Likewise.
255 * layout.h: Likewise.
258 * object.cc: Likewise.
259 * object.h: Likewise.
260 * options.cc: Likewise.
261 * readsyms.cc: Likewise.
262 * reduced_debug_output.cc: Likewise.
263 * reloc.cc: Likewise.
264 * script-sections.cc: Likewise.
265 * sparc.cc: Likewise.
266 * symtab.h: Likewise.
267 * target-reloc.h: Likewise.
268 * target.cc: Likewise.
269 * target.h: Likewise.
270 * timer.cc: Likewise.
272 * x86_64.cc: Likewise.
274 2010-12-09 Cary Coutant <ccoutant@google.com>
276 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
278 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
279 parameter; change all callers.
280 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
281 * options.h (warn_execstack): New option.
283 2010-12-07 Doug Kwan <dougkwan@google.com>
285 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
286 like function call relocations.
288 2010-12-07 Ian Lance Taylor <iant@google.com>
290 * archive.cc (Archive::get_elf_object_for_member): Permit
291 punconfigured to be NULL.
292 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
293 (Archive::include_member): Pass NULL to get_elf_object_for_member
294 if we searched for the archive and this is the first included
297 2010-12-01 Ian Lance Taylor <iant@google.com>
299 * dwarf_reader.h (class Sized_dwarf_line_info): Add
300 track_relocs_type_ field.
301 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
302 Set track_relocs_type_.
303 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
304 contents when using RELA relocs.
305 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
307 * reloc.cc (Track_relocs::next_addend): New function.
308 * reloc.h (class Track_relocs): Declare next_addend.
310 2010-12-01 Ian Lance Taylor <iant@google.com>
312 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
315 2010-12-01 Ian Lance Taylor <iant@google.com>
317 * README: Update compilers known to work and fail.
319 2010-11-23 Matthias Klose <doko@ubuntu.com>
321 * configure.in: For --enable-gold, handle value `default' instead of
322 `both*'. Always install ld as ld.bfd, install as ld if gold is
324 * configure: Regenerate.
326 2010-11-18 Doug Kwan <dougkwan@google.com>
328 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
329 and right_alignment to be zero. Store result alignment only if it is
330 greater than existing alignment.
332 2010-11-16 Cary Coutant <ccoutant@google.com>
335 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
336 Check for ".zdebug_line".
338 2010-11-16 Doug Kwan <dougkwan@google.com>
339 Cary Coutant <ccoutant@google.com>
341 * output.h (Output_segment::set_section_addresses): Pass increase_relro
342 by reference; adjust all callers.
343 * output.cc (Output_segment::set_section_addresses): Adjust references
344 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
346 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
347 end at page boundary.
349 2010-11-16 Cary Coutant <ccoutant@google.com>
352 * layout.cc (Layout::choose_output_section): Transform names of
353 compressed sections even when using a script with a SECTIONS clause.
354 (Layout::output_section_name): Remove code to transform
355 compressed debug section names.
356 * output.cc (Output_section::add_input_section): Use uncompressed
357 section size when tracking input sections.
359 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
361 * symtab.h (Symbol::NON_PIC_REF): Remove.
362 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
363 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
364 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
365 (Symbol::use_plt_offset): Take a flags argument and pass it
366 directly to needs_dynamic_reloc. Restrict check for undefined
367 weak symbols to function calls.
368 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
369 (Target_arm::Scan::global): Use it.
370 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
371 (Target_arm::Relocate::relocate): Likewise.
372 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
373 parameter with an r_type parameter. Use get_reference_flags
375 (Target_arm::Relocate::relocate): Update accordingly.
376 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
377 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
378 (Target_i386::Scan::global): Likewise.
379 (Target_i386::Relocate::relocate): Likewise.
380 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
381 parameter with an r_type parameter. Use get_reference_flags
383 (Target_i386::Relocate::relocate): Update accordingly.
384 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
385 (Target_powerpc::Scan::global): Use it.
386 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
387 (Target_powerpc::Relocate::relocate): Likewise.
388 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
389 (Target_sparc::Scan::global): Use it.
390 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
391 (Target_sparc::Relocate::relocate): Likewise.
392 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
393 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
394 (Target_x86_64::Scan::global): Likewise.
395 (Target_x86_64::Relocate::relocate): Likewise.
397 2010-11-08 Doug Kwan <dougkwan@google.com>
398 Cary Coutant <ccoutant@google.com>
400 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
401 (Arm_exidx_merge_section::section_contents_): New data member.
402 (Arm_input_section::Arm_input_section): Initialize original_contents_.
403 (Arm_input_section::~Arm_input_section): De-allocate memory.
404 (Arm_input_section::original_contents_): New data member.
405 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
406 in parameters instead of calling Object::section_contents without
408 (Arm_output_section::group_section): New parameter TASK. Pass it
409 to callees that need locking objects.
410 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
411 to lock EXIDX input sections. Fix a formatting issue. Call
412 Arm_exidx_merged_section::build_contents to create merged section
414 (Arm_output_section::create_stub_group): New parameter TASK. Use it
415 to lock object of stub table owner.
416 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
417 TEXT_SIZE to initialize data member TEXT_SIZE_.
418 (Arm_exidx_input_section::addralign): Fix typo in comment.
419 (Arm_exidx_input_section::text_size): New method.
420 (Target_arm::do_relax): New parameter TASK. Pass it to callees
421 that require locking objects. Lock objects before scanning for stubs
422 and updating local symbols.
423 (Arm_input_section<big_endian>::init): Copy contents of original
425 (Arm_input_section<big_endian>::do_write): Use saved contents of
426 original input section instead of calling Object::section_contents
428 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
429 size without calling Object::section_size().
430 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
431 for size. Allocate a buffer for merged EXIDX entries.
432 (Arm_exidx_merged_section::build_contents): New method.
433 (Arm_exidx_merged_section::do_write): Move merge section contents
434 building code to Arm_exidx_merged_section::build_contetns. Write
435 out contetns in buffer instead of building it on the fly.
436 (Arm_relobj::make_exidx_input_section): Also pass text section size
437 to Arm_exidx_input_section constructor.
438 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
439 (Arm_dynobj::do_read_symbols): Fix memory leak.
440 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
441 * target.h: (class Task): Add forward declaration.
442 (Target::relax): Add new parameter TASK and pass it to
444 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
446 2010-11-05 Cary Coutant <ccoutant@google.com>
449 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
450 object when reading from the file.
451 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
453 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
454 when reading section contents.
455 (get_section_contents): Likewise.
456 (icf::find_identical_sections): Likewise.
457 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
458 object when reading from the file.
459 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
460 the object when doing deferred section layout.
462 2010-11-03 Nick Clifton <nickc@redhat.com>
465 * script.h (class Symbol_assignment: name): New member. Returns
466 the name of the symbol.
467 * scrfipt.cc (Script_options::is_pending_assignment): New member.
468 Returns true if the given symbol name is on the list of
469 assignments wating to be processed.
470 * archive.cc (should_incldue_member): If the symbol is undefined,
471 check to see if it is on the list of symbols pending assignment.
473 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
475 * script-sections.cc (Script_sections::find_memory_region): Check
476 for a NULL output section pointer.
478 2010-10-29 Doug Kwan <dougkwan@google.com>
480 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
481 Output_section::add_relaxed_input_section.
482 * output.cc (Output_section::add_relaxed_input_section): Add new
483 arguments LAYOUT and NAME. Set section order index.
484 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
485 Copy section order index.
486 * output.h (Output_section::add_relaxed_input_section): Add new
487 arguments LAYOUT and NAME.
489 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
491 * testsuite/Makefile.am: Move gcctestdir/ld rule to
492 NATIVE_OR_CROSS_LINKER.
493 * testsuite/Makefile.in: Regenerate.
495 2010-10-20 Doug Kwan <dougkwan@google.com>
497 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
498 without SHF_LINK_ORDER flags.
499 * layout.cc (Layout::choose_output_section): Do not filter
500 SHF_LINK_ORDER flag in a relocatable link.
502 2010-10-17 Cary Coutant <ccoutant@google.com>
504 * output.h (Output_segment::set_section_addresses): Change function
505 signature. Update all callers.
506 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
508 (Output_segment::set_section_addresses): Align after last TLS
509 section. Add padding before last relro section instead of after.
511 2010-10-17 Doug Kwan <dougkwan@google.com>
513 * gold/arm.cc (Target_arm::got_section): Use correct order and set
514 GOT output section to be writable.
516 2010-10-14 Cary Coutant <ccoutant@google.com>
518 * debug.h (DEBUG_INCREMENTAL): New flag.
519 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
520 * gold.cc (queue_initial_tasks): Check parameters for incremental link
522 * incremental.cc (report_command_line): Ignore all forms of
524 * layout.cc (Layout::Layout): Check parameters for incremental link
526 * options.cc (General_options::parse_incremental): New function.
527 (General_options::parse_no_incremental): New function.
528 (General_options::parse_incremental_full): New function.
529 (General_options::parse_incremental_update): New function.
530 (General_options::incremental_mode_): New data member.
531 (General_options::finalize): Check incremental_mode_.
532 * options.h (General_options): Update help text for --incremental.
533 Add --no-incremental, --incremental-full, --incremental-update.
534 (General_options::Incremental_mode): New enum type.
535 (General_options::incremental_mode): New function.
536 (General_options::incremental_mode_): New data member.
537 * parameters.cc (Parameters::incremental_mode_): New data member.
538 (Parameters::set_options): Set incremental_mode_.
539 (Parameters::set_incremental_full): New function.
540 (Parameters::incremental): New function.
541 (Parameters::incremental_update): New function.
542 (set_parameters_incremental_full): New function.
543 * parameters.h (Parameters::set_incremental_full): New function.
544 (Parameters::incremental): New function.
545 (Parameters::incremental_update): New function.
546 (Parameters::incremental_mode_): New data member.
547 (set_parameters_incremental_full): New function.
548 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
549 incremental link mode.
550 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
551 (Sized_relobj::do_relocate_sections): Likewise.
552 * testsuite/Makefile.am (incremental_test): Use --incremental-full
554 * testsuite/Makefile.in: Regenerate.
555 * testsuite/incremental_test.sh: Filter all forms of --incremental.
557 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
559 * script-sections.h (class Script_sections): Make
560 Sections_elements typedef public.
561 * script-sections.cc (class Sort_output_sections): Add elements_
562 field. Add constructor which sets it; change all callers.
563 (Sort_output_sections::is_before): New function.
564 (Sort_output_sections::operator()): Call is_before.
565 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
567 * testsuite/script_test_10.sh: New test. Test script section
569 * testsuite/script_test_10.t: Likewise.
570 * testsuite/script_test_10.s: Likewise.
571 * testsuite/Makefile.am: Wrap the cross linker tests and the
572 common tests into NATIVE_OR_CROSS_LINKER.
573 (check_SCRIPTS): Add script_test_10.sh.
574 (check_DATA): Add script_test_10.stdout.
575 (script_test_10.o, script_test_10): New targets.
576 (script_test_10.stdout): New target.
577 * configure, testsuite/Makefile.in: Regenerate.
579 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
581 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
582 error for the deprecated relocations.
583 (Target_arm::Scan::global): Likewise.
584 (Target_arm::Relocate::relocate): Likewise.
586 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
588 * fileread.cc (Input_file::find_file): Initialize *found_name
589 and *namep when using the fallback search for case 4.
591 2010-10-11 Cary Coutant <ccoutant@google.com>
593 * options.h (class General_options): Redefine -z lazy as an alias for
594 the negation of -z now.
596 2010-10-11 Ian Lance Taylor <iant@google.com>
598 * resolve.cc (symbol_to_bits): Report the value of the unsupported
601 2010-10-06 Nick Clifton <nickc@redhat.com>
603 * script-sections.cc(class Memory_region): Remove
604 current_lma_offset_ field. Rename current_vma_offset_ to
605 current_offset_. Add last_section_ field.
606 (Memory_region::get_current_vma_address): Rename to
608 (Memory_region::get_current_lma_address): Delete.
609 (Memory_region::increment_vma_offset): Rename to
611 (Memory_region::increment_lma_offset): Delete.
612 (Memory_region::attributes_compatible): New method. Returns
613 true if the provided section is compatible with the region.
614 (Memory_region::get_last_section): New method. Returns the last
615 section to use the region.
616 (Memory_region::set_last_section): New method. Stores the last
617 section to use the region.
618 (Script_sections::block_in_region): New method. Returns true if
619 a block of memory is contained within a region.
620 (Script_sections::find_memory_region): New method. Locates a
621 memory region to be used to set a VMA or LMA address.
622 (Output_section_definition::set_section_addresses): Add code to
623 check for addresses set by memory regions.
624 (Output_segment::set_section_addresses): Remove memory region
626 (Script_sections::create_segment): Add a warning if a header
627 segment is created outside of any region.
628 * script-sections.h (class Script_sections): Add prototypes for
629 find_memory_region and block_in_region methods.
630 * testsuite/memory_test.s: Use .long instead of .word.
631 * testsuite/memory_test.t: Add some more output sections.
632 * testsuite/memory_test.sh: Update expected output.
634 2010-10-02 Doug Kwan <dougkwan@google.com>
636 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
637 defintion to symtab.h
638 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
639 declaration to defintion.
641 2010-10-01 Nick Clifton <nickc@redhat.com>
643 * expression.cc (eval): Replace dummy argument with NULL.
644 (eval_maybe_dot): Check for a NULL result section pointer.
645 (Symbol_expression::value): Likewise.
646 (Dot_expression::value): Likewise.
647 (BINARY_EXPRESSION): Likewise.
648 (Max_expression::value): Likewise.
649 (Min_expression::value): Likewise.
650 (Absolute_expression::value): Likewise.
651 (Addr_expression::value_from_output_section): Likewise.
652 (Loaddddr_expression::value_from_output_section): Likewise.
653 (Segment_start_expression::value): Likewise.
655 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
657 (Sections_elememt_dot_assignment::set_section_addresses):
659 (Output_data_expression::do_write_to_buffer): Likewise.
660 (Output_section_definition::finalize_symbols): Likewise.
661 (Output_section_definition::set_section_addresses): Likewise.
663 2010-09-30 Doug Kwan <dougkwan@google.com>
665 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
667 2010-09-28 Sriraman Tallam <tmsriram@google.com>
669 * target.h (Target::can_icf_inline_merge_sections): New virtual
671 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
673 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
675 * icf.cc (get_section_contents): Inline merge sections only when
678 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
680 * configure: Regenerate.
682 2010-09-17 Ian Lance Taylor <iant@google.com>
684 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
685 * testsuite/Makefile.am (memory_test.o): New target.
686 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
688 * testsuite/Makefile.in: Rebuild.
690 2010-09-17 Doug Kwan <dougkwan@google.com>
692 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
693 defintion if relocation uses GOT entries of the symbol.
694 * testsuite/icf_safe_test.sh: Fix test.
695 * testsuite/icf_safe_so_test.sh: Fix test.
697 2010-09-16 Cary Coutant <ccoutant@google.com>
699 * script_sections.cc (class Memory_region): Remove "NULL" from
700 vector initializations.
702 2010-09-15 Cary Coutant <ccoutant@google.com>
704 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
705 Resolve forwarding symbols.
707 2010-09-15 Doug Kwan <dougkwan@google.com>
709 * gold/testsuite/script_test_3.t: Add ARM special sections.
710 * gold/testsuite/script_test_4.t: Same.
711 * gold/testsuite/script_test_5.t: Same.
712 * gold/testsuite/script_test_6.t: Same.
713 * gold/testsuite/script_test_7.t: Same.
714 * gold/testsuite/script_test_7.t: Same.
715 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
717 2010-09-14 Cary Coutant <ccoutant@google.com>
719 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
720 (Target_x86_64::Relocate::relocate_tls): Replace check for
721 saw_tls_block_reloc_ with test for executable section.
723 2010-09-12 Cary Coutant <ccoutant@google.com>
725 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
726 position-independent executables to shared libraries need dynamic
728 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
729 position-independent executables.
730 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
731 * testsuite/Makefile.in: Regenerate.
733 2010-09-10 Nick Clifton <nickc@redhat.com>
736 * testsuite/memory_test.t: Discard any sections that are not
739 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
742 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
743 "This::" to work around a bug in gcc 4.2.
745 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
747 2010-09-09 Rafael Espindola <espindola@google.com>
749 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
750 sections with different PF_X flags in the same segment.
751 (Layout::find_first_load_seg): Search all segments to find the first
753 * options.h (rosegment): New.
755 2010-09-08 Rafael Espindola <espindola@google.com>
757 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
759 2010-09-08 Doug Kwan <dougkwan@google.com>
761 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
762 (Arm_relobj::do_relocate_sections): Add new parameter for output
763 file to match the parent.
764 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
765 of local symbols instead of input values. Update code to track
766 changes in gold::relocate_section.
767 * object.cc (Sized_relobj::compute_final_local_value): New methods.
768 (Sized_relobj::compute_final_local_value_internal): New methods.
769 (Sized_relobj::do_finalize_local_symbols): Move code from loop
770 body into private version of Sized_relobj::compute_final_local_value.
771 Call the inline method.
772 * object.h (Symbol_value::Symbol_value): Define destructor. Free
773 merged symbol value if there is one.
774 (Symbol_value::has_output_value): New method defintiion.
775 (Sized_relobj::Compute_final_local_value_status): New enum type.
776 (Sized_relobj::compute_final_local_value): New methods.
777 (Sized_relobj::compute_final_local_value_internal): New methods.
778 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
779 and arm_cortex_a8.sh.
780 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
781 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
783 * Makefile.in: Regenerate.
784 * testsuite/arm_bl_out_of_range.s: Update test.
785 * testsuite/thumb_bl_out_of_range.s: Ditto.
786 * testsuite/thumb_blx_out_of_range.s: Ditto.
787 * testsuite/arm_branch_out_of_range.sh: New file.
788 * testsuite/arm_cortex_a8.sh: Ditto.
789 * testsuite/arm_cortex_a8_b.s: Ditto.
790 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
791 * testsuite/arm_cortex_a8_b_local.s: Ditto.
792 * testsuite/arm_cortex_a8_bl.s: Ditto.
793 * testsuite/arm_cortex_a8_blx.s: Ditto.
794 * testsuite/arm_cortex_a8_local.s: Ditto.
795 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
796 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
798 2010-09-08 Rafael Espindola <espindola@google.com>
800 * Makefile.am (memory_test.stdout): Run readelf with -W.
801 * Makefile.in: Regenerate.
802 * testsuite/memory_test.sh: Make the regexps accept both 32 and
805 2010-09-08 Rafael Espindola <espindola@google.com>
807 * script-sections.cc (Script_sections::add_memory_region): Convert
808 field precision to int.
809 * script.cc (script_set_section_region, script_set_section_region):
810 Convert field precision to int.
812 2010-09-08 Rafael Espindola <espindola@google.com>
814 * arm.cc (do_finalize_sections): Create the __exidx_start and
815 __exdix_end symbols even when the section is missing.
817 2010-09-08 Nick Clifton <nickc@redhat.com>
819 * README: Remove claim that MEMORY is not supported.
820 * expression.cc (script_exp_function_origin)
821 (script_exp_function_length): Move from here to ...
822 * script.cc: ... here.
823 (script_set_section_region, script_add_memory)
824 (script_parse_memory_attr, script_include_directive): New
827 (class Memory_region): New class.
828 (class Output_section_definition): Add set_memory_region,
829 set_section_vma, set_section_lma and get_section_name methods.
830 (class Script_Sections): Add add_memory_region,
831 find_memory_region, find_memory_region_origin,
832 find_memory_region_length and set_memory_region methods.
833 Have set_section_addresses method walk the list of set memory
835 Extend the print methos to display memory regions.
836 * script-sections.h: Add prototypes for new methods.
837 Add enum for MEMORY region attributes.
838 * yyscript.y: Add support for parsing MEMORY regions.
839 * script-c.h: Add prototypes for new functions.
840 * testsuite/Makefile.am: Add test of MEMORY region functionality.
841 * testsuite/Makefile.in: Regenerate.
842 * testsuite/memory_test.sh: New script.
843 * testsuite/memory_test.s: New assembler source file.
844 * testsuite/memory_test.t: New linker script.
846 2010-08-27 Doug Kwan <dougkwan@google.com>
848 * gold/resolve.cc (Symbol_table::should_override): Let a weak
849 reference override an existing dynamic weak reference.
850 * testsuite/Makefile.am: Add new test dyn_weak_ref.
851 * testsuite/Makefile.in: Regenerate.
852 * testsuite/dyn_weak_ref.sh: New file.
853 * testsuite/dyn_weak_ref_1.c: Ditto.
854 * testsuite/dyn_weak_ref_2.c: Ditto.
856 2010-08-27 Ian Lance Taylor <iant@google.com>
858 * incremental.h (class Incremental_input_entry): Add virtual
861 2010-08-27 Ian Lance Taylor <iant@google.com>
863 * testsuite/start_lib_test_3.c: Mark t3 as used.
865 2010-08-27 Nick Clifton <nickc@redhat.com>
867 * options.cc (version_script): Fix small typo in previous
870 2010-08-25 Nick Clifton <nickc@redhat.com>
872 * archive.cc: Formatting fixes: Remove whitespace between
873 typename and following asterisk. Remove whitespace between
874 function name and opening parenthesis.
875 * archive.h: Likewise.
877 * attributes.cc: Likewise.
878 * attributes.h: Likewise.
879 * common.cc: Likewise.
880 * copy-relocs.cc: Likewise.
881 * dirsearch.h: Likewise.
882 * dynobj.cc: Likewise.
883 * ehframe.cc: Likewise.
884 * ehframe.h: Likewise.
885 * expression.cc: Likewise.
886 * fileread.cc: Likewise.
887 * fileread.h: Likewise.
889 * gold-threads.cc: Likewise.
893 * incremental-dump.cc: Likewise.
894 * incremental.cc: Likewise.
895 * layout.cc: Likewise.
896 * layout.h: Likewise.
898 * merge.cc: Likewise.
900 * object.cc: Likewise.
901 * object.h: Likewise.
902 * options.cc: Likewise.
903 * options.h: Likewise.
904 * output.cc: Likewise.
905 * output.h: Likewise.
906 * plugin.cc: Likewise.
907 * plugin.h: Likewise.
908 * powerpc.cc: Likewise.
909 * reloc.cc: Likewise.
910 * script-c.h: Likewise.
911 * script-sections.cc: Likewise.
912 * script.cc: Likewise.
913 * stringpool.cc: Likewise.
914 * symtab.cc: Likewise.
915 * symtab.h: Likewise.
916 * target.cc: Likewise.
917 * timer.cc: Likewise.
919 * version.cc: Likewise.
920 * x86_64.cc: Likewise.
922 2010-08-24 Nick Clifton <nickc@redhat.com>
925 * layout.cc (segment_precedes): Sort segments by their physical
926 addresses, if they have been set.
928 2010-08-23 Cary Coutant <ccoutant@google.com>
930 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
932 (Lib_group::include_member): Unlock object after deleting its
934 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
937 2010-08-19 Neil Vachharajani <nvachhar@google.com>
938 Cary Coutant <ccoutant@google.com>
940 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
941 constructor, and set_blocker.
942 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
944 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
945 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
946 * testsuite/Makefile.am (start_lib_test): New test case.
947 * testsuite/Makefile.in: Regenerate.
948 * testsuite/start_lib_test_main.c: New file.
949 * testsuite/start_lib_test_1.c: New file.
950 * testsuite/start_lib_test_2.c: New file.
951 * testsuite/start_lib_test_3.c: New file.
953 2010-08-19 Ian Lance Taylor <iant@google.com>
955 * Makefile.in: Rebuild with automake 1.11.1.
956 * aclocal.m4: Likewise.
957 * testsuite/Makefile.in: Likewise.
959 2010-08-19 Ian Lance Taylor <iant@google.com>
962 * i386.cc (class Output_data_plt_i386): Update declarations.
963 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
964 local_ifuncs_ fields.
965 (Target_i386::do_plt_section_for_global): New function.
966 (Target_i386::do_plt_section_for_local): New function.
967 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
968 parameter; change all callers. Initialize global_ifuncs_ and
969 local_ifuncs_. If doing a static link define __rel_iplt_start and
971 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
972 (Output_data_plt_i386::add_local_ifunc_entry): New function.
973 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
975 (Target_i386::make_plt_section): New function, broken out of
976 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
977 (Target_i386::make_plt_entry): Call make_plt_section.
978 (Target_i386::make_local_ifunc_plt_entry): New function.
979 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
980 (Target_i386::Scan::local): Handle IFUNC symbols. Add
981 R_386_IRELATIVE to switch.
982 (Target_i386::Scan::global): Likewise.
983 (Target_i386::Relocate::relocate): Likewise.
984 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
986 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
987 (Target_x86_64::do_plt_section_for_global): New function.
988 (Target_x86_64::do_plt_section_for_local): New function.
989 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
990 parameter; change all callers. If doing a static link define
991 __rela_iplt_start and __rela_iplt_end.
992 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
993 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
994 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
996 (Target_x86_64::make_local_ifunc_plt_entry): New function.
997 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
999 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1000 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1001 R_X86_64_IRELATIVE to switch.
1002 (Target_x86_64::Scan::global): Likewise.
1003 (Target_x86_64::Relocate::relocate): Likewise.
1004 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1006 * target.h (class Target): Add plt_section_for_global and
1007 plt_section_for_local functions. Add do_plt_section_for_global
1008 and do_plt_section_for_local virtual functions.
1009 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1010 clarifying comments.
1011 (Symbol::use_plt_offset): Handle IFUNC symbol.
1012 * object.cc (Sized_relobj::Sized_relobj): Initialize
1014 (Sized_relobj::local_has_plt_offset): New function.
1015 (Sized_relobj::local_plt_offset): New function.
1016 (Sized_relobj::set_local_plt_offset): New function.
1017 (Sized_relobj::do_count): Handle IFUNC symbol.
1018 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1019 a bit away from input_shndx_ field. Add set_is_func_symbol and
1020 is_ifunc_symbol functions.
1021 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1022 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1023 local_plt_offsets_ field.
1024 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1025 * output.h (class Output_section_data): Add non-const
1026 output_section function.
1027 (class Output_data_got): Update declarations.
1028 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1029 Add use_plt_offset parameter to global and local constructors.
1030 Change all callers. Change local_sym_index_ field to 31 bits.
1031 Change GSYM_CODE and CONSTANT_CODE accordingly.
1032 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1033 doing a static link don't set sh_link field.
1034 (Output_data_got::Got_entry::write): Use PLT offset if
1036 (Output_data_got::add_global_plt): New function.
1037 (Output_data_got::add_local_plt): New function.
1038 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1039 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1040 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1041 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1042 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1044 * testsuite/ifunc-sel.h: New file.
1045 * testsuite/ifuncmain1.c: New file.
1046 * testsuite/ifuncmain1vis.c: New file.
1047 * testsuite/ifuncmod1.c: New file.
1048 * testsuite/ifuncdep2.c: New file.
1049 * testsuite/ifuncmain2.c: New file.
1050 * testsuite/ifuncmain3.c: New file.
1051 * testsuite/ifuncmod3.c: New file.
1052 * testsuite/ifuncmain4.c: New file.
1053 * testsuite/ifuncmain5.c: New file.
1054 * testsuite/ifuncmod5.c: New file.
1055 * testsuite/ifuncmain6pie.c: New file.
1056 * testsuite/ifuncmod6.c: New file.
1057 * testsuite/ifuncmain7.c: New file.
1058 * configure, testsuite/Makefile.in: Rebuild.
1060 2010-08-18 Ian Lance Taylor <iant@google.com>
1063 (Output_section_incremental_inputs::write_input_files): Add cast
1064 to avoid signed/unsigned comparison warning.
1065 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1067 2010-08-12 Cary Coutant <ccoutant@google.com>
1069 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1071 2010-08-13 Ian Lance Taylor <iant@google.com>
1073 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1075 2010-08-12 Cary Coutant <ccoutant@google.com>
1076 Doug Kwan <dougkwan@google.com>
1078 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1079 defintion overrides non-weak undef, remember that the original undef
1081 * symtab.cc (Symbol_table::sized_write_global): For undef without
1082 an original weak binding, set binding to global in output.
1083 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1084 * testsuite/Makefile.in: Regenerate.
1085 * testsuite/strong_ref_weak_def.sh: New file.
1086 * testsuite/strong_ref_weak_def_1.c: Ditto.
1087 * testsuite/strong_ref_weak_def_2.c: Ditto.
1089 2010-08-12 Cary Coutant <ccoutant@google.com>
1091 * testsuite/incremental_test.sh: Rewrite.
1092 * testsuite/incremental_test_1.c: Rewrite.
1093 * testsuite/incremental_test_2.c: Rewrite.
1095 2010-08-12 Cary Coutant <ccoutant@google.com>
1097 * arm.cc (Target_arm::got_size): Add const.
1098 (Target_arm::got_entry_count): New function.
1099 (Target_arm::plt_entry_count): New function.
1100 (Target_arm::first_plt_entry_offset): New function.
1101 (Target_arm::plt_entry_size): New function.
1102 (Output_data_plt_arm::entry_count): New function.
1103 (Output_data_plt_arm::first_plt_entry_offset): New function.
1104 (Output_data_plt_arm::get_plt_entry_size): New function.
1105 * i386.cc (Target_i386::got_size): Add const.
1106 (Target_i386::got_entry_count): New function.
1107 (Target_i386::plt_entry_count): New function.
1108 (Target_i386::first_plt_entry_offset): New function.
1109 (Target_i386::plt_entry_size): New function.
1110 (Output_data_plt_i386::entry_count): New function.
1111 (Output_data_plt_i386::first_plt_entry_offset): New function.
1112 (Output_data_plt_i386::get_plt_entry_size): New function.
1113 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1114 find_incremental_inputs_sections. Dump incremental_got_plt section.
1115 * incremental.cc: Include target.h.
1116 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1117 parameter. Adjust all callers. Find incremental_got_plt section.
1118 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1120 (Output_section_incremental_inputs::set_final_data_size): Calculate
1121 size of incremental_got_plt section.
1122 (Output_section_incremental_inputs::do_write): Write the
1123 incremental_got_plt section.
1124 (Got_plt_view_info): New struct.
1125 (Local_got_offset_visitor): New class.
1126 (Global_got_offset_visitor): New class.
1127 (Global_symbol_visitor_got_plt): New class.
1128 (Output_section_incremental_inputs::write_got_plt): New function.
1129 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1130 Add parameter. Adjust all callers.
1131 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1132 (Incremental_inputs::got_plt_section): New function.
1133 (Incremental_inputs::got_plt_section_): New data member.
1134 (Incremental_got_plt_reader): New class.
1135 * layout.cc (Layout::create_incremental_info_sections): Add the
1136 incremental_got_plt section.
1137 * object.h (Got_offset_list::get_list): New function.
1138 (Got offset_list::for_all_got_offsets): New function.
1139 (Sized_relobj::local_got_offset_list): New function.
1140 * powerpc.cc (Target_powerpc::got_size): Add const.
1141 (Target_powerpc::got_entry_count): New function.
1142 (Target_powerpc::plt_entry_count): New function.
1143 (Target_powerpc::first_plt_entry_offset): New function.
1144 (Target_powerpc::plt_entry_size): New function.
1145 (Output_data_plt_powerpc::entry_count): New function.
1146 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1147 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1148 * sparc.cc (Target_sparc::got_size): Add const.
1149 (Target_sparc::got_entry_count): New function.
1150 (Target_sparc::plt_entry_count): New function.
1151 (Target_sparc::first_plt_entry_offset): New function.
1152 (Target_sparc::plt_entry_size): New function.
1153 (Output_data_plt_sparc::entry_count): New function.
1154 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1155 (Output_data_plt_sparc::get_plt_entry_size): New function.
1156 * symtab.h (Symbol::got_offset_list): New function.
1157 (Symbol_table::for_all_symbols): New function.
1158 * target.h (Sized_target::got_entry_count): New function.
1159 (Sized_target::plt_entry_count): New function.
1160 (Sized_target::plt_entry_size): New function.
1161 * x86_64.cc (Target_x86_64::got_size): Add const.
1162 (Target_x86_64::got_entry_count): New function.
1163 (Target_x86_64::plt_entry_count): New function.
1164 (Target_x86_64::first_plt_entry_offset): New function.
1165 (Target_x86_64::plt_entry_size): New function.
1166 (Output_data_plt_x86_64::entry_count): New function.
1167 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1168 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1170 2010-08-12 Cary Coutant <ccoutant@google.com>
1172 * archive.cc: Include incremental.h.
1173 (Archive::Archive): Initialize incremental_info_.
1174 (Archive::include_member): Record archive members in incremental info.
1175 (Add_archive_symbols::run): Record begin and end of an archive in
1177 (Lib_group::include_member): Record objects in incremental info.
1178 * archive.h (Incremental_archive_entry): Forward declaration.
1179 (Archive::set_incremental_info): New member function.
1180 (Archive::incremental_info): New member function.
1181 (Archive::Unused_symbol_iterator): New class.
1182 (Archive::unused_symbols_begin): New member function.
1183 (Archive::unused_symbols_end): New member function.
1184 (Archive::incremental_info_): New data member.
1185 * incremental-dump.cc (find_input_containing_global): New function.
1186 (dump_incremental_inputs): Dump new incremental info sections.
1187 * incremental.cc: Include symtab.h.
1188 (Output_section_incremental_inputs): New class.
1189 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1190 new incremental info sections.
1191 (Sized_incremental_binary::do_check_inputs): Likewise.
1192 (Incremental_inputs::report_archive): Remove.
1193 (Incremental_inputs::report_archive_begin): New function.
1194 (Incremental_inputs::report_archive_end): New function.
1195 (Incremental_inputs::report_object): New function.
1196 (Incremental_inputs::finalize_inputs): Remove.
1197 (Incremental_inputs::report_input_section): New function.
1198 (Incremental_inputs::report_script): Rewrite.
1199 (Incremental_inputs::finalize): Do nothing but finalize string table.
1200 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1201 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1202 (Incremental_inputs::create_data_sections): New function.
1203 (Incremental_inputs::relocs_entsize): New function.
1204 (Output_section_incremental_inputs::set_final_data_size): New function.
1205 (Output_section_incremental_inputs::do_write): New function.
1206 (Output_section_incremental_inputs::write_header): New function.
1207 (Output_section_incremental_inputs::write_input_files): New function.
1208 (Output_section_incremental_inputs::write_info_blocks): New function.
1209 (Output_section_incremental_inputs::write_symtab): New function.
1210 * incremental.h (Incremental_script_entry): Forward declaration.
1211 (Incremental_object_entry): Forward declaration.
1212 (Incremental_archive_entry): Forward declaration.
1213 (Incremental_inputs): Forward declaration.
1214 (Incremental_inputs_header_data): Remove.
1215 (Incremental_inputs_header): Remove.
1216 (Incremental_inputs_header_write): Remove.
1217 (Incremental_inputs_entry_data): Remove.
1218 (Incremental_inputs_entry): Remove.
1219 (Incremental_inputs_entry_write): Remove.
1220 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1221 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1222 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1223 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1225 (Incremental_input_entry): New class.
1226 (Incremental_script_entry): New class.
1227 (Incremental_object_entry): New class.
1228 (Incremental_archive_entry): New class.
1229 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1230 (Incremental_inputs::report_inputs): Remove.
1231 (Incremental_inputs::report_archive): Remove.
1232 (Incremental_inputs::report_archive_begin): New function.
1233 (Incremental_inputs::report_archive_end): New function.
1234 (Incremental_inputs::report_object): Change prototype.
1235 (Incremental_inputs::report_input_section): New function.
1236 (Incremental_inputs::report_script): Change prototype.
1237 (Incremental_inputs::get_reloc_count): New function.
1238 (Incremental_inputs::set_reloc_count): New function.
1239 (Incremental_inputs::create_data_sections): New function.
1240 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1241 (Incremental_inputs::inputs_section): New function.
1242 (Incremental_inputs::symtab_section): New function.
1243 (Incremental_inputs::relocs_section): New function.
1244 (Incremental_inputs::get_stringpool): Add const.
1245 (Incremental_inputs::command_line): Add const.
1246 (Incremental_inputs::inputs): Remove.
1247 (Incremental_inputs::command_line_key): New function.
1248 (Incremental_inputs::input_file_count): New function.
1249 (Incremental_inputs::input_files): New function.
1250 (Incremental_inputs::relocs_entsize): New function.
1251 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1252 (Incremental_inputs::finalize_inputs): Remove.
1253 (Incremental_inputs::Input_info): Remove.
1254 (Incremental_inputs::lock_): Remove.
1255 (Incremental_inputs::inputs_): Change type.
1256 (Incremental_inputs::inputs_map_): Remove.
1257 (Incremental_inputs::current_object_entry_): New data member.
1258 (Incremental_inputs::inputs_section_): New data member.
1259 (Incremental_inputs::symtab_section_): New data member.
1260 (Incremental_inputs::relocs_section_): New data member.
1261 (Incremental_inputs::reloc_count_): New data member.
1262 (Incremental_inputs_reader): New class.
1263 (Incremental_symtab_reader): New class.
1264 (Incremental_relocs_reader): New class.
1265 * layout.cc (Layout::finalize): Move finalization of incremental info
1266 and creation of incremental info sections to follow finalization of
1267 symbol table. Set offsets for postprocessing sections.
1268 (Layout::create_incremental_info_sections): Call
1269 Incremental_inputs::create_data_sections. Add incremental symtab
1270 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1271 sections to layout after input sections.
1272 * layout.h (struct Timespec): Forward declaration.
1273 (Layout::incremental_inputs): Add const.
1274 (Layout::create_incremental_info_sections): Add parameter.
1275 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1276 * object.cc: Include incremental.h.
1277 (Relobj::finalize_incremental_relocs): New function.
1278 (Sized_relobj::do_layout): Record input sections in incremental info.
1279 * object.h (Object::output_section): New function.
1280 (Object::output_section_offset): Moved from Relobj.
1281 (Object::get_incremental_reloc_base): New function.
1282 (Object::get_incremental_reloc_count): New function.
1283 (Object::do_output_section): New function.
1284 (Object::do_output_section_offset): Moved from Relobj.
1285 (Object::do_get_incremental_reloc_base): New function.
1286 (Object::do_get_incremental_reloc_count): New function.
1287 (Object::Object): Initialize new data members.
1288 (Relobj::output_section): Renamed do_output_section and moved to
1290 (Relobj::output_section_offset): Moved to Object.
1291 (Relobj::do_get_incremental_reloc_base): New function.
1292 (Relobj::do_get_incremental_reloc_count): New function.
1293 (Relobj::allocate_incremental_reloc_counts): New function.
1294 (Relobj::count_incremental_reloc): New function.
1295 (Relobj::finalize_incremental_relocs): New function.
1296 (Relobj::next_incremental_reloc_index): New function.
1297 (Relobj::reloc_counts_): New data member.
1298 (Relobj::reloc_bases_): New data member.
1299 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1300 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1301 (Sized_relobj::incremental_relocs_scan): New function.
1302 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1303 (Sized_relobj::incremental_relocs_write): New function.
1304 (Sized_relobj::incremental_relocs_write_reltype): New function.
1305 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1307 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1308 archives and object files elsewhere.
1309 (Add_symbols::run): Report object files here.
1310 (Finish_group::run): Report end of archive at end of group.
1311 * reloc.cc: Include layout.h, incremental.h.
1312 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1313 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1314 (Sized_relobj::incremental_relocs_scan): New function.
1315 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1316 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1317 (Sized_relobj::incremental_relocs_write): New function.
1318 (Sized_relobj::incremental_relocs_write_reltype): New function.
1319 * script.cc (read_input_script): Rewrite test for incremental link.
1320 Change call to Incremental_inputs::report_script.
1321 * symtab.h (Symbol_table::first_global_index): New function.
1322 (Symbol_table::output_count): New function.
1324 2010-08-12 Doug Kwan <dougkwan@google.com>
1326 * arm.cc (Target_arm::merge_object_attributes): Check command line
1327 options --no-wchar-size-warning and --no-enum-size-warning.
1328 * options.h (General_options): Add ld-compatible options
1329 --no-enum-size-warning and --no-wchar-size-warning.
1331 2010-08-04 Ian Lance Taylor <iant@google.com>
1333 * x86_64.cc (Target_x86_64::Scan::local): Use
1334 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1335 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1336 (Target_x86_64::Scan::global): Likewise.
1337 (Target_x86_64::Relocate::relocate): Likewise.
1338 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1341 2010-08-03 Cary Coutant <ccoutant@google.com>
1343 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1344 to reserve space in merged_strings vector. Keep total input size
1346 (Output_merge_string::do_print_merge_stats): Print total input size.
1347 * merge.h (Output_merge_string): Add input_size_ field.
1348 * stringpool.cc (Stringpool_template::string_length): Move
1349 implementations out of Stringpool_template class and place in
1351 * stringpool.h (string_length): Move out of Stringpool_template.
1353 2010-08-03 Ian Lance Taylor <iant@google.com>
1356 * layout.cc (relaxation_loop_body): If address of load segment is
1357 set, adjust address to include headers if possible.
1359 2010-08-03 Ian Lance Taylor <iant@google.com>
1361 * version.cc (version_string): Bump to 1.10.
1363 2010-08-03 Ian Lance Taylor <iant@google.com>
1366 * layout.h (enum Output_section_order): Define.
1367 (class Layout): Update declarations.
1368 * layout.cc (Layout::get_output_section): Add order parameter.
1369 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1370 is_first_non_relro parameters. Change all callers.
1371 (Layout::choose_output_section): Likewise.
1372 (Layout::add_output_section_data): Likewise.
1373 (Layout::make_output_section): Likewise. Set order.
1374 (Layout::default_section_order): New function.
1375 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1376 * output.cc (Output_section::Output_section): Initialize order_.
1377 Don't initialize deleted fields.
1378 (Output_segment::Output_segment): Don't initialize deleted
1380 (Output_segment::add_output_section_to_load): New function
1381 replacing add_output_section. Change all callers to call this or
1382 add_output_section_to_nonload.
1383 (Output_segment::add_output_section_to_nonload): New function.
1384 (Output_segment::remove_output_section): Rewrite.
1385 (Output_segment::add_initial_output_data): Likewise.
1386 (Output_segment::has_any_data_sections): Likewise.
1387 (Output_segment::is_first_section_relro): Likewise.
1388 (Output_segment::maximum_alignment): Likewise.
1389 (Output_segment::has_dynamic_reloc): New function replacing
1390 dynamic_reloc_count. Change all callers.
1391 (Output_segment::has_dynamic_reloc_list): New function replacing
1392 dynamic_reloc_count_list. Change all callers.
1393 (Output_segment::set_section_addresses): Rewrite.
1394 (Output_segment::set_offset): Rewrite.
1395 (Output_segment::find_first_and_last_list): Remove.
1396 (Output_segment::set_tls_offsets): Rewrite.
1397 (Output_segment::first_section_load_address): Likewise.
1398 (Output_segment::output_section_count): Likewise.
1399 (Output_segment::section_with_lowest_load_address): Likewise.
1400 (Output_segment::write_section_headers): Likewise.
1401 (Output_segment::print_sections_to_map): Likewise.
1402 * output.h (class Output_data): Remove dynamic_reloc_count_
1403 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1404 (Output_data::add_dynamic_reloc): Rewrite.
1405 (Output_data::has_dynamic_reloc): New function.
1406 (Output_data::dynamic_reloc_count): Remove.
1407 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1408 is_last_relro_, is_first_non_relro_, is_interp_,
1409 is_dynamic_linker_section_ fields. Add order and set_order
1410 functions. Remove is_relro_local, set_is_relro_local,
1411 is_last_relro, set_is_last_relro, is_first_non_relro,
1412 set_is_first_non_relro functions, is_interp, set_is_interp,
1413 is_dynamic_linker_section, and set_is_dynamic_linker_section
1415 (class Output_segment): Change Output_data_list from std::list to
1416 std:;vector. Add output_lists_ field. Remove output_data_ and
1417 output_bss_ fields. Update declarations.
1419 2010-08-02 Ian Lance Taylor <iant@google.com>
1421 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1422 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1423 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1425 2010-08-02 Ian Lance Taylor <iant@google.com>
1428 * script.cc (Script_options::Script_options): Initialize
1429 symbol_definitions_ and symbol_references_.
1430 (Script_options::add_symbol_assignment): Update
1431 symbol_definitions_ and symbol_references_.
1432 (Script_options::add_symbol_reference): New function.
1433 (script_symbol): New function.
1434 * script.h (class Script_options): Add symbol_definitions_ and
1435 symbol_references_ fields.
1436 (Script_options::referenced_const_iterator): New type.
1437 (Script_options::referenced_begin): New function.
1438 (Script_options::referenced_end): New function.
1439 (Script_options::is_referenced): New function.
1440 (Script_options::any_unreferenced): New function.
1441 * script-c.h (script_symbol): Declare.
1442 * yyscript.y (exp): Call script_symbol.
1443 * symtab.cc: Include "script.h".
1444 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1445 Change all callers. Check symbols referenced by scripts.
1446 (Symbol_table::add_undefined_symbols_from_command_line): Add
1447 layout parameter. Change all callers.
1448 (Symbol_table::do_add_undefined_symbols_from_command_line):
1449 Likewise. Break out loop body. Check symbols referenced by
1451 (Symbol_table::add_undefined_symbol_from_command_line): New
1452 function broken out of
1453 do_add_undefined_symbols_from_command_line.
1454 * symtab.h (class Symbol_table): Update declarations.
1455 * archive.cc: Include "layout.h".
1456 (Archive::should_include_member): Add layout parameter. Change
1457 all callers. Check for symbol mentioned in expression.
1458 * archive.h (class Archive): Update declaration.
1459 * object.cc (Sized_relobj::do_should_include_member): Add layout
1461 * object.h (Object::should_include_member): Add layout parameter.
1463 (Object::do_should_include_member): Add layout parameter.
1464 (class Sized_relobj): Update declaration.
1465 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1467 * dynobj.h (class Sized_dynobj): Update declaration.
1468 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1470 * plugin.h (class Sized_pluginobj): Update declaration.
1472 2010-08-02 Ian Lance Taylor <iant@google.com>
1475 * output.cc (Output_segment::set_offset): Search for the first and
1476 last sections rather than assuming that the list is in order.
1477 (Output_segment::find_first_and_last_list): New function.
1478 * output.h (class Output_segment): Update declarations.
1479 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1480 (relro_strip_test_SOURCES): New variable.
1481 (relro_strip_test_DEPENDENCIES): New variable.
1482 (relro_strip_test_LDFLAGS): New variable.
1483 (relro_strip_test_LDADD): New variable.
1484 (relro_strip_test.so): New target.
1486 2010-08-02 Ian Lance Taylor <iant@google.com>
1488 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1489 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1490 (Target_i386::got_tlsdesc_section): New function.
1491 (Target_i386::got_section): Create space for GOT entries for
1492 TLSDESC relocations.
1493 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1495 (Target_i386::Scan::global): Likewise.
1496 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1498 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1499 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1500 (Target_x86_64::got_tlsdesc_section): New function.
1501 (Target_x86_64::got_section): Create space for GOT entries for
1502 TLSDESC relocations.
1503 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1505 (Target_x86_64::Scan::global): Likewise.
1506 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1509 2010-08-02 Ian Lance Taylor <iant@google.com>
1511 * testsuite/final_layout.sh: Use dc to convert from hex to
1514 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1516 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1517 paramter to the call to gold::gc_process_relocs.
1518 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1519 paramter to the call to gold::gc_process_relocs.
1520 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1521 parameter to the call to gold::gc_process_relocs.
1522 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1523 template parameter to the call to gold::gc_process_relocs.
1524 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1525 paramter to the call to gold::gc_process_relocs.
1526 * gc.h (get_embedded_addend_size): New function.
1527 (gc_process_relocs): Save the size of the reloc for use by ICF.
1528 * icf.cc (get_section_contents): Get the addend from the text section
1529 for SHT_REL relocation sections.
1530 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1531 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1532 * int_encoding.h (read_from_pointer): New overloaded function.
1533 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1534 * testsuite/icf_sht_rel_addend_test.sh: New file.
1535 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1536 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1538 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1540 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1541 * Makefile.in: Regenerate.
1542 * testsuite/Makefile.in: Regenerate.
1544 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1546 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1547 * gold/testsuite/debug_msg.cc: Likewise.
1548 * gold/testsuite/odr_violation1.cc
1549 * gold/testsuite/odr_violation2.cc
1551 2010-07-21 Cary Coutant <ccoutant@google.com>
1553 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1554 string, and length fields.
1555 (Output_merge_string::Merged_strings_list): New type.
1556 (Output_merge_string::Merged_strings_lists): New typedef.
1557 (Output_merge_string): Replace merged_strings_ with
1558 merged_strings_lists_.
1559 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1560 Merged_strings_list per input object and section. Don't store pointer
1561 to the string. Don't store length with each merged string entry.
1562 (Output_merge_string::finalize_merged_data): Loop over list of merged
1563 strings lists. Recompute length of each merged string.
1565 2010-07-15 Cary Coutant <ccoutant@google.com>
1567 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1570 2010-07-14 Ian Lance Taylor <iant@google.com>
1572 * descriptors.cc (Descriptors::open): Report correct name in error
1575 2010-07-13 Doug Kwan <dougkwan@google.com>
1577 * arm.cc (Arm_input_section::Arm_input_section): For a
1578 SHT_ARM_EXIDX section, always keeps the input sections.
1579 (Arm_input_section::set_exidx_section_link): New method.
1580 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1581 has_errors_ to false.
1582 (Arm_exidx_input_section::has_errors,
1583 Arm_exidx_input_section::set_has_errors): New methods.
1584 (Arm_exidx_input_section::has_errors_): New data member.
1585 (Arm_relobj::get_exidx_shndx_list): New method.
1586 (Arm_output_section::append_text_sections_to_list): Do not skip
1587 section without SHF_EXECINSTR.
1588 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1590 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1591 section header. Make error messages more verbose. Check for
1592 a non-executable section linked to an EXIDX section.
1593 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1594 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1595 check that there is no deferred EXIDX section if we exit early.
1596 Instead of not making an EXIDX section in case of an error, make one
1597 and set the has_errors flag of it.
1598 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1599 in a relocatable link.
1600 (Target_arm::do_relax): Look for the EXIDX output section instead of
1601 assuming that it is called .ARM.exidx.
1602 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1603 section list. Do not check for SHF_EXECINSTR section flags but
1604 skip any input section with errors.
1605 * output.cc (Output_section::Output_section): Initialize
1606 always_keeps_input_sections_ to false.
1607 (Output_section::add_input_section): Check for
1608 always_keeps_input_sections_.
1609 * output.h (Output_section::always_keeps_input_sections,
1610 Output_section::set_always_keeps_input_sections): New methods.
1611 (Output_section::always_keeps_input_sections): New data member.
1613 2010-07-13 Rafael Espindola <espindola@google.com>
1615 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1616 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1618 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1619 Ian Lance Taylor <iant@google.com>
1621 * output.h (Output_section_lookup_maps::add_merge_section):
1622 Correct check of whether value was inserted.
1623 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1624 (Output_section_lookup_maps::add_relaxed_input_section):
1626 * arm.cc (Target_arm::got_section): Remove used local os.
1627 * i386.cc (Target_i386::got_section): Likewise.
1628 * x86_64.cc (Target_x86_64::got_section): Likewise.
1629 * sparc.cc (Target_sparc::got_section): Likewise.
1630 (Target_sparc::relocate): Remove unused local have_got_offset.
1631 * powerpc.cc (Target_powerpc::relocate): Likewise.
1633 2010-07-13 Ian Lance Taylor <iant@google.com>
1635 * compressed_output.cc (zlib_decompress): Fix signature in
1638 * archive.cc (Archive::include_member): Unlock an external member
1639 of a thin archive. Don't bother to delete an object we know is
1642 2010-07-12 Cary Coutant <ccoutant@google.com>
1644 * compressed_output.cc (zlib_decompress): New function.
1645 (get_uncompressed_size): New function.
1646 (decompress_input_section): New function.
1647 * compressed_output.h (get_uncompressed_size): New function.
1648 (decompress_input_section): New function.
1649 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1650 Handle compressed debug sections.
1651 * layout.cc (is_compressed_debug_section): New function.
1652 (Layout::output_section_name): Map compressed section names to
1654 * layout.h (is_compressed_debug_section): New function.
1655 (is_debug_info_section): Recognize compressed debug sections.
1656 * merge.cc: Include compressed_output.h.
1657 (Output_merge_data::do_add_input_section): Handle compressed
1659 (Output_merge_string::do_add_input_section): Handle compressed
1661 * object.cc: Include compressed_output.h.
1662 (Sized_relobj::Sized_relobj): Initialize new data members.
1663 (build_compressed_section_map): New function.
1664 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1665 * object.h (Object::section_is_compressed): New method.
1666 (Object::do_section_is_compressed): New method.
1667 (Sized_relobj::Compressed_section_map): New type.
1668 (Sized_relobj::do_section_is_compressed): New method.
1669 (Sized_relobj::compressed_sections_): New data member.
1670 * output.cc (Output_section::add_input_section): Handle compressed
1672 * reloc.cc: Include compressed_output.h.
1673 (Sized_relobj::write_sections): Handle compressed debug sections.
1675 2010-07-08 Cary Coutant <ccoutant@google.com>
1677 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1678 weak when resolving to a dynamic def.
1679 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1680 for weak undef/dynamic def cases. Adjust callers.
1681 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1682 undef_binding_weak_.
1683 (Symbol_table::sized_write_globals): Adjust symbol binding.
1684 (Symbol_table::sized_write_symbol): Add binding parameter.
1685 * symtab.h (Symbol::set_undef_binding): New method.
1686 (Symbol::is_undef_binding_weak): New method.
1687 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1688 (Symbol_table::should_override): Add new parameter.
1689 (Symbol_table::sized_write_symbol): Add new parameter.
1691 * testsuite/weak_undef_file1.cc: Add new test case.
1692 * testsuite/weak_undef_file2.cc: Fix header comment.
1693 * testsuite/weak_undef_test.cc: Add new test case.
1695 2010-06-29 Doug Kwan <dougkwan@google.com>
1697 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1698 Initialize USE_SYMBOL_.
1699 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1701 (Arm_reloc_property::uses_symbol_): New data member declaration.
1702 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1703 uses symbol value and symbol is undefined but not weakly undefined.
1705 2010-06-28 Rafael Espindola <espindola@google.com>
1707 * plugin.cc (Plugin::load): Use dlerror.
1709 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1711 * symtab.cc (detect_odr_violations): When reporting an ODR
1712 violation, report an object where the symbol is defined.
1714 2010-06-25 Doug Kwan <dougkwan@google.com>
1716 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1717 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1719 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1720 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1721 target hook to detect function points.
1722 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1723 * icf.h (Icf::check_section_for_function_pointers): Change type of
1724 parameter SECTION_NAME to const reference to std::string. Use
1725 target hook to determine if section may have unsafe pointers.
1726 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1729 2010-06-21 Rafael Espindola <espindola@google.com>
1731 * fileread.cc (Input_file::find_fie): New
1732 (Input_file::open): Use Input_file::find_fie.
1733 * fileread.h (Input_file::find_fie): New
1734 * plugin.cc (set_extra_library_path): New.
1735 (Plugin::load): Add set_extra_library_path to the transfer vector.
1736 (Plugin_manager::set_extra_library_path): New.
1737 (Plugin_manager::add_input_file): Use the extra search path if set.
1738 (set_extra_library_path(): New.
1739 * plugin.h (Plugin_manager): Add set_extra_library_path and
1742 2010-06-19 Cary Coutant <ccoutant@google.com>
1744 * layout.cc (gdb_sections): Add .debug_types.
1745 (lines_only_debug_sections): Likewise.
1747 2010-06-18 Rafael Espindola <espindola@google.com>
1749 * plugin.cc (add_input_file,add_input_library)
1750 (Plugin_manager::add_input_file): Make filename arguments const.
1751 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1754 2010-06-16 Doug Kwan <dougkwan@google.com>
1756 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1757 .ARM.attributes section if we have not merged any input
1758 attributes sections.
1760 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1762 * arm.cc: Allow combining objects with no EABI version
1765 2010-06-15 Rafael Espindola <espindola@google.com>
1767 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1769 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1771 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1772 (struct iovec): Correct !HAVE_READV definition.
1774 2010-06-10 Cary Coutant <ccoutant@google.com>
1776 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1777 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1779 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1782 * symtab.h (Symbol::is_placeholder): New member function.
1783 * target-reloc.h (relocate_section): Check for placeholder symbols.
1785 * testsuite/Makefile.am (plugin_test_8): New test.
1786 (plugin_test_9): New test.
1787 * testsuite/Makefile.in: Regenerate.
1789 2010-06-09 Nick Clifton <nickc@redhat.com>
1791 * yyscript.y (input_list_element): Allow strings prefixed with
1792 the '-' character. Treat these as libraries.
1793 * script.cc (script_add_library): New function. Adds a library
1794 specified by "-l<name>" found in an input script.
1795 * script-c.h: Add prototype for script_add_library.
1797 2010-06-07 Doug Kwan <dougkwan@google.com>
1799 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1800 Restrict stub-group size to be within long conditional branch
1801 range when working around cortex-A8 erratum.
1803 2010-06-07 Damien Diederen <dd@crosstwine.com>
1805 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1808 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1812 (Output_section::Input_section_sort_entry::compare_section_ordering):
1813 Change to return non-zero correctly.
1814 (Output_section::Input_section_sort_section_order_index_compare
1815 ::operator()): Change to fix ambiguity in comparisons.
1817 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1819 * gold.h (is_wildcard_string): New function.
1820 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1821 (Layout::layout_eh_frame): Ditto.
1822 (Layout::find_section_order_index): New method.
1823 (Layout::read_layout_from_file): New method.
1824 * layout.h (Layout::find_section_order_index): New method.
1825 (Layout::read_layout_from_file): New method.
1826 (Layout::input_section_position_): New private member.
1827 (Layout::input_section_glob_): New private member.
1828 * main.cc (main): Call read_layout_from_file here.
1829 * options.h (--section-ordering-file): New option.
1830 * output.cc (Output_section::input_section_order_specified_): New
1832 (Output_section::Output_section): Initialize new member.
1833 (Output_section::add_input_section): Add new parameter.
1834 Keep input sections when --section-ordering-file is used.
1835 (Output_section::set_final_data_size): Sort input sections when
1836 section ordering file is specified.
1837 (Output_section::Input_section_sort_entry): Add new parameter.
1839 (Output_section::Input_section_sort_entry::compare_section_ordering):
1841 (Output_section::Input_section_sort_compare::operator()): Change to
1842 consider section_order_index.
1843 (Output_section::Input_section_sort_init_fini_compare::operator()):
1844 Change to consider section_order_index.
1845 (Output_section::Input_section_sort_section_order_index_compare
1846 ::operator()): New method.
1847 (Output_section::sort_attached_input_sections): Change to sort
1848 according to section order when specified.
1849 (Output_section::add_input_section<32, true>): Add new parameter.
1850 (Output_section::add_input_section<64, true>): Add new parameter.
1851 (Output_section::add_input_section<32, false>): Add new parameter.
1852 (Output_section::add_input_section<64, false>): Add new parameter.
1853 * output.h (Output_section::add_input_section): Add new parameter.
1854 (Output_section::input_section_order_specified): New
1856 (Output_section::set_input_section_order_specified): New method.
1857 (Input_section::Input_section): Initialize section_order_index_.
1858 (Input_section::section_order_index): New method.
1859 (Input_section::set_section_order_index): New method.
1860 (Input_section::section_order_index_): New member.
1861 (Input_section::Input_section_sort_section_order_index_compare): New
1863 (Output_section::input_section_order_specified_): New member.
1864 * script-sections.cc (is_wildcard_string): Delete and move modified
1866 (Output_section_element_input::Output_section_element_input): Modify
1867 call to is_wildcard_string.
1868 (Output_section_element_input::Input_section_pattern
1869 ::Input_section_pattern): Ditto.
1870 (Output_section_element_input::Output_section_element_input): Ditto.
1871 * testsuite/Makefile.am (final_layout): New test case.
1872 * testsuite/Makefile.in: Regenerate.
1873 * testsuite/final_layout.cc: New file.
1874 * testsuite/final_layout.sh: New file.
1876 2010-06-01 Rafael Espindola <espindola@google.com>
1878 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1880 2010-06-01 Rafael Espindola <espindola@google.com>
1882 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1883 visibility of symbols.
1885 2010-05-27 Doug Kwan <dougkwan@google.com>
1887 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1888 from start of output section instead of address for a local symbol
1889 in a merged or relaxed section when doing a relocatable link.
1891 2010-05-26 Rafael Espindola <espindola@google.com>
1894 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1895 adding sections the garbage collector removed.
1896 * gold/testsuite/Makefile.am: Add test.
1897 * gold/testsuite/Makefile.in: Regenerate.
1898 * gold/testsuite/plugin_test_7.sh: New.
1899 * gold/testsuite/plugin_test_7_1.c: New.
1900 * gold/testsuite/plugin_test_7_2.c: New.
1902 2010-05-26 Rafael Espindola <espindola@google.com>
1904 * script-sections.cc (Output_section_definition::set_section_addresses):
1905 Check for --section-start.
1907 2010-05-26 Doug Kwan <dougkwan@google.com>
1909 * arm.cc (Arm_scan_relocatable_relocs): New class.
1910 (Target_arm::relocate_special_relocatable): New method.
1911 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1912 (Arm_relocate_functions::thumb_branch_common): Same.
1913 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1914 instead of Default_scan_relocatable_relocs.
1915 * target-reloc.h (relocate_for_relocatable): Let target handle
1916 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1917 * target.h (Sized_target::relocate_special_relocatable): New method.
1919 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1921 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1923 2010-05-23 Doug Kwan <dougkwan@google.com>
1925 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1927 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1928 with a direct branch, not a conditional branch, to a stub.
1929 * merge.cc (Output_merge_base::record_input_section): New method
1931 (Output_merge_data::do_add_input_section): Record input section if
1932 keeps-input-sections flag is set.
1933 (Output_merge_string::do_add_input_section): Ditto.
1934 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1935 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1937 (Output_merge_base::keeps_input_sections,
1938 Output_merge_base::set_keeps_input_sections,
1939 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1941 (Output_merge_base::Input_sections): New type declaration.
1942 (Output_merge_base::input_sections_begin,
1943 Output_merge_base::input_sections_end,
1944 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1945 (Output_merge_base::bool keeps_input_sections_,
1946 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1947 Output_merge_base::input_sections_): New data members.
1948 (Output_merge_data::do_set_keeps_input_sections): New method
1950 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1951 * output.cc (Output_section::Input_section::relobj): Move method
1952 defintion from class declaration to here and handle merge sections.
1953 (Output_section::Input_section::shndx): Ditto.
1954 (Output_section::Output_section): Remove initializations of removed
1955 data members and initialize new data member LOOKUP_MAPS_.
1956 (Output_section::add_input_section): Set keeps-input-sections flag
1957 for a newly created merge output section as appropriate. Adjust code
1958 to use Output_section_lookup_maps class.
1959 (Output_section::add_relaxed_input_section): Adjst code for lookup
1960 maps code refactoring.
1961 (Output_section::add_merge_input_section): Add a new parameter
1962 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1963 class. If adding input section to a newly created merge output
1964 section fails, remove the new merge section.
1965 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1966 Adjust code for use of the Output_section_lookup_maps class.
1967 (Output_section::find_merge_section): Ditto.
1968 (Output_section::build_lookup_maps): New method defintion.
1969 (Output_section::find_relaxed_input_section): Adjust code to use
1970 Output_section_lookup_maps class.
1971 (Output_section::get_input_sections): Export merge sections. Adjust
1972 code to use Output_section_lookup_maps class.
1973 (Output_section:::add_script_input_section): Adjust code to use
1974 Output_section_lookup_maps class. Update lookup maps for merge
1976 (Output_section::discard_states): Use Output_section_lookup_maps.
1977 (Output_section::restore_states): Same.
1978 * output.h (Merge_section_properties): Move class defintion out of
1980 (Output_section_lookup_maps): New class.
1981 (Output_section::Input_section::is_merge_section): New method
1983 (Output_section::Input_section::relobj): Move defintion out of class
1984 defintion. Declare method only.
1985 (Output_section::Input_section::shndx): Ditto.
1986 (Output_section::Input_section::output_merge_base): New method defintion.
1987 (Output_section::Input_section::u2_.pomb): New union field.
1988 (Output_section::Merge_section_by_properties_map,
1989 Output_section::Output_section_data_by_input_section_map,
1990 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1992 (Output_section::add_merge_input_section): Add new parameter
1993 KEEPS_INPUT_SECTIONS.
1994 (Output_section::build_lookup_maps): New method declaration.
1995 (Output_section::merge_section_map_,
1996 Output_section::merge_section_by_properties_map_,
1997 Output_section::relaxed_input_section_map_,
1998 Output_section::is_relaxed_input_section_map_valid_): Remove data
2000 (Output_section::lookup_maps_): New data member.
2002 2010-05-21 Doug Kwan <dougkwan@google.com>
2005 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2006 avoid a compilation error.
2008 2010-05-19 Rafael Espindola <espindola@google.com>
2010 * script-sections.cc (Output_section_definition::allocate_to_segment):
2011 Update the phdrs_list even when the output section is NULL.
2012 * testsuite/Makefile.am: Add test.
2013 * testsuite/Makefile.in: Regenerate.
2014 * testsuite/script_test_9.cc: New.
2015 * testsuite/script_test_9.sh: New.
2016 * testsuite/script_test_9.t: New.
2018 2010-05-19 Doug Kwan <dougkwan@google.com>
2020 * arm.cc (Arm_input_section::original_size): New method.
2021 (Arm_input_section::do_addralign): Add a cast.
2022 (Arm_input_section::do_output_offset): Remove static cast.
2023 (Arm_input_section::original_addralign,
2024 Arm_input_section::original_size_): Change type to uint32_t.
2025 (Arm_input_section::init): Add safe casts for section alignment
2027 (Arm_input_section::set_final_data_size): Do not set address and
2028 offset of stub table.
2029 (Arm_output_section::fix_exidx_coverage): Change use of of
2030 Output_section::Simple_input_section to that of
2031 Output_section::Input_section.
2032 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2033 except for the first pass.
2034 * output.cc (Output_section::get_input_sections): Change type of
2035 input_sections to std::list<Input_section>.
2036 (Output_section::add_script_input_section): Rename from
2037 Output_section::add_simple_input_section. Change type of SIS
2038 parameter from Simple_input_section to Input_section.
2039 * output.h (Output_section::Simple_input_section): Remove class.
2040 (Output_section::Input_section): Change class visibility to public.
2041 (Output_section::Input_section::addralign): Use stored alignments
2042 for special input sections if set.
2043 (Output_section::Input_section::set_addralign): New method.
2044 (Output_section::get_input_sections): Change parameter type from
2045 list of Simple_input_section to list of Input_section.
2046 (Output_section::add_script_input_section): Rename from
2047 Output_section::add_simple_input_section. Change first parameter's
2048 type from Simple_input_section to Input_section and remove the
2049 second and third parameters.
2050 * script-sections.cc (Input_section::Input_section_list): Change
2051 type to list of Output_section::Input_section/
2052 (Input_section_info::Input_section_info): Change parameter type of
2053 INPUT_SECTION to Output_section::Input_section.
2054 (Input_section_info::input_section): Change return type.
2055 (Input_section_info::input_section_): Change type to
2056 Output_section::Input_section.
2057 (Output_section_element_input::set_section_addresses): Adjust code
2058 to use Output_section::Input_section instead of
2059 Output_section::Simple_input_section. Adjust code for renaming
2060 of Output_section::add_simple_input_section.
2061 (Orphan_output_section::set_section_addresses): Ditto.
2063 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2065 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2066 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2068 2010-05-18 Rafael Espindola <espindola@google.com>
2070 * options.cc (General_options::finalize): Handle -nostdlib.
2071 * options.h (nostdlib): New option.
2072 * script.cc (script_add_search_dir): Handle -nostdlib.
2074 2010-05-12 Doug Kwan <dougkwan@google.com>
2076 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2077 attributes section only if there no attributes section after merging.
2078 (Target_arm::merge_object_attributes): Move value of
2079 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2080 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2081 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2082 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2083 and arm_attr_merge_7.stdout.
2084 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2085 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2086 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2087 arm_attr_merge_7b.o): New rules.
2088 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2090 * testsuite/Makefile.in: Regenerate.
2091 * testsuite/arm_attr_merge.sh: New file.
2092 * testsuite/arm_attr_merge_[67][ab].s: Same.
2094 2010-05-05 Nick Clifton <nickc@redhat.com>
2096 * po/es.po: Updated Spanish translation.
2098 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2100 * Makefile.am (install-exec-local): Properly install gold as
2101 default cross linker.
2102 * Makefile.in: Regenerated.
2104 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2105 Nick Clifton <nickc@redhat.com>
2107 * configure.ac (install_as_default): Define and set to false
2108 unless --enable-gold or --enable-gold=both/gold has been
2110 * configure: Regenerate.
2112 * Makefile.am (install-exec-local): Install the executable as
2113 'ld.gold'. If install_as_default is true then also install it as
2115 * Makefile.in: Regenerated.
2117 2010-04-24 Ian Lance Taylor <iant@google.com>
2119 * layout.cc (Layout::layout_reloc): In relocatable link don't
2120 combine reloc sections for grouped sections.
2122 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2124 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2125 sections that are not ordinary to icf.
2126 * icf.cc (get_section_contents): Handle relocation pointing to section
2127 with no object or shndx information.
2128 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2129 * testsuite/Makefile.in: Regenerate.
2130 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2131 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2133 2010-04-22 Ian Lance Taylor <iant@google.com>
2135 * expression.cc (Expression::Expression_eval_info): Add
2136 result_alignment_pointer field.
2137 (Expression::eval_with_dot): Add result_alignment_pointer
2138 parameter. Change all callers.
2139 (Expression::eval_maybe_dot): Likewise.
2140 (class Binary_expression): Add alignment_pointer parameter to
2141 left_value and right_value. Change all callers.
2142 (BINARY_EXPRESSION): Set result alignment.
2143 (class Trinary_expression): Add alignment_pointer parameter to
2144 arg2_value and arg3_value. Change all callers.
2145 (Trinary_cond::value): Set result alignment.
2146 (Max_expression::value, Min_expression::value): Likewise.
2147 (Align_expression::value): Likewise.
2148 * script-sections.cc (class Sections_element): Add dot_alignment
2149 parameter to set_section_addresses virtual function. Update
2151 (class Output_section_element): Likewise.
2152 (Script_sections::create_segments): Add dot_alignment parameter.
2154 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2155 (Script_sections::set_phdrs_clause_addresses): Likewise.
2156 * script-sections.h: Update declarations.
2157 * script.h: Update declarations.
2158 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2160 * testsuite/script_test_3.t: Set large alignment.
2161 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2162 segment has expected alignment.
2164 2010-04-22 Nick Clifton <nickc@redhat.com>
2166 * po/gold.pot: Updated by the Translation project.
2167 * po/vi.po: Updated Vietnamese translation.
2169 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2171 * testsuite/Makefile.am (check_PROGRAMS): Add
2172 icf_virtual_function_folding_test.
2173 * testsuite/Makefile.in: Regenerated.
2175 2010-04-15 Andrew Haley <aph@redhat.com>
2177 * options.h (merge_exidx_entries): New option.
2178 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2179 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2180 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2181 (Target_arm::merge_exidx_entries): New function.
2182 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2183 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2184 to Arm_exidx_fixup constructor.
2185 Add new arg, merge_exidx_entries.
2186 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2187 Arm_output_section::fix_exidx_coverage.
2189 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2191 * icf.cc (get_section_contents): Check for preemptible functions.
2192 Ignore addend when appropriate.
2193 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2195 (add_from_relobj): Check for section folded.
2196 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2197 * symtab.h (should_add_dynsym_entry): Add new parameter.
2198 * target-reloc.h (scan_relocs): Check for section folded.
2199 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2200 Check reloc types for function pointers in shared objects.
2201 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2203 (icf_preemptible_functions_test): New test case.
2204 (icf_string_merge_test): New test case.
2205 * testsuite.Makefile.in: Regenerate.
2206 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2207 bar_glob. Refactor code.
2208 * testsuite/icf_preemptible_functions_test.cc: New file.
2209 * testsuite/icf_preemptible_functions_test.sh: New file.
2210 * testsuite/icf_string_merge_test.cc: New file.
2211 * testsuite/icf_string_merge_test.sh: New file.
2212 * testsuite/icf_virtual_function_folding_test.cc: New file.
2213 * testsuite/icf_virtual_function_folding_test.sh: New file.
2215 2010-04-14 Doug Kwan <dougkwan@google.com>
2217 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2218 for local symbol recounting if we remove a section due to ICF.
2219 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2220 there are no regular objects in input.
2222 2010-04-13 Doug Kwan <dougkwan@google.com>
2224 * arm.cc (Arm_input_section::set_final_data_size): Compute
2225 accurate final data size instead of using current data size.
2227 2010-04-09 Doug Kwan <dougkwan@google.com>
2229 * layout.cc (Layout::choose_output_section): Handle script section
2231 (Layout::make_output_section_for_script): Add section type parameter.
2232 Handle script section types.
2233 * layout.h (Layout::make_output_section_for_script): Add section
2235 * output.cc (Output_section::Output_section): Initialize data member
2237 (Output_section::do_reset_address_and_file_offset): Do not set address
2238 to 0 if section is a NOLOAD section.
2239 * output.h (Output_section::is_noload): New method.
2240 (Output_section::set_is_noload): Ditto.
2241 (Output_section::is_noload_): New data member.
2242 * script-c.h (Script_section_type): New enum type.
2243 (struct Parser_output_section_header): Add new file section_type.
2244 * script-sections.cc (Sections_element::output_section_name): Add
2245 parameter for returning script section type.
2246 (Output_section_definition::output_section_name): Ditto.
2247 (Output_section_definition::section_type)P; New method.
2248 (Output_section_definiton::script_section_type_name): Ditto.
2249 (Output_section_definition::script_section_type_): New data member.
2250 (Output_section_definition::Output_section_definition): Initialize
2251 data member Output_section_definition::script_section_type_.
2252 (Output_section_definition::create_sections): Pass script section type
2253 to Layout::make_output_section_for_script.
2254 (Output_section_definition::output_section_name): Return script
2255 section type to caller.
2256 (Output_section_definition::set_section_address): Do not advance
2257 dot value and load address if section type is NOLOAD. Set address
2258 of NOLOAD sections regardless of section flags.
2259 (Output_section_definition::print): Print section type if it is
2260 not SCRIPT_SECTION_TYPE_NONE.
2261 (Output_section_definition::section_type): New method.
2262 (Output_section_definition::script_section_type_name): Ditto.
2263 (Script_sections::output_section_name): Add new parameter
2264 PSECTION_TYPE for returning script section type. Pass it to
2265 section elements. Handle discard sections.
2266 (Sort_output_sections::operator()): Handle NOLOAD sections.
2267 * script-sections.h (Script_sections::Section_type): New enum type.
2268 (Script_sections::output_section_name): Add a new parameter for
2269 returning script section type.
2270 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2272 * yyscript.y (union): Add new field SECTION_TYPE.
2273 (COPY, DSECT, INFO, NOLOAD): New tokens.
2274 (opt_address_and_section_type): Change type to output_section_header.
2275 (section_type): New non-terminal
2276 (section_header): Handle section type.
2277 (opt_address_and_section_type): Return section type value.
2279 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2281 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2282 * testsuite/plugin_common_test_2.c (foo): Likewise.
2284 2010-04-08 Doug Kwan <dougkwan@google.com>
2286 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2288 * output.cc (Output_section::add_merge_input_section): Simplify
2289 code and return status of Output_merge_base::add_input_section.
2290 Update merge section map only if Output_merge_base::add_input_section
2293 2010-04-07 Doug Kwan <dougkwan@google.com>
2295 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2296 if section is marked as containing instructions but has no mapping
2298 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2299 correct section index.
2300 (Arm_relobj::find_linked_text_section): Ditto.
2302 2010-04-07 Cary Coutant <ccoutant@google.com>
2304 * archive.cc (include_member): Destroy Read_symbols_data object before
2306 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2307 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2308 (Read_symbols_data::~Read_symbols_data) New destructor.
2309 (Section_relocs::Section_relocs) New constructor.
2310 (Section_relocs::~Section_relocs) New destructor.
2311 (Read_relocs_data::Read_relocs_data) New constructor.
2312 (Read_relocs_data::~Read_relocs_data) New destructor.
2313 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2314 pointers to NULL after deleting.
2316 2010-04-07 Doug Kwan <dougkwan@google.com>
2318 * arm.cc: Replace "endianity" with "endianness" in comments.
2319 (Arm_exidx_cantunwind): Ditto.
2320 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2321 (Arm_relobj::merge_flags_and_attributes): New method.
2322 (Arm_relobj::merge_flags_and_attributes_): New data member.
2323 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2324 (Arm_relobj::scan_sections_for_stubs): Ditto.
2325 (Arm_relobj::do_read_symbols): Check to see if we really want to
2326 merge processor-specific flags and attributes. Exit early if
2327 an object is empty except for section names and the undefined symbol.
2328 (Target_arm::do_finalize_sections): Move check for ELF format to
2329 Arm_relobj::do_read_symbols. Merge processor specific flags and
2330 attributes from a regular object only when we have determined that
2331 it is aapropriate. Do not create an .ARM.attributes section in
2332 output if there is no regular input object.
2333 (Target_arm::merge_processor_specific_flags): Check
2334 --warn-mismatch before printing any error.
2335 (Target_arm::merge_object_attributes): Ditto.
2336 * gold.cc (queue_middle_tasks): Handle the case in which there is
2337 no regular object in input.
2338 * options.cc (General_options::parse_EB): New method.
2339 (General_options::parse_EL): Same.
2340 (General_options::General_options): Initialize endianness_.
2341 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2343 (General_options::Endianness): New enum.
2344 (General_options::endianness): New method.
2345 (General_options::endianness_): New data member.
2346 * parameters.cc (Parameters::set_options): Check target endianness.
2347 (Parameters::set_target_once): Ditto.
2348 (Parameters::check_target_endianness): New method.
2349 (parameters_force_valid_target): If either -EL or -EB is specified,
2350 use it to define endianness of default target.
2351 * parameters.h (Parameters::check_target_endianness): New method
2353 * target.h (class Target): Change "endianity" to "endianness"
2356 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2358 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2359 * configure: Regenerate.
2360 * Makefile.in: Regenerate.
2361 * testsuite/Makefile.in: Regenerate.
2363 2010-04-06 Cary Coutant <ccoutant@google.com>
2366 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2367 prevailing definitions of common symbols.
2368 * testsuite/plugin_test_6.sh: New test case.
2369 * testsuite/plugin_common_test_1.c: New test case.
2370 * testsuite/plugin_common_test_2.c: New test case.
2371 * testsuite/Makefile.am (plugin_test_6): New test case.
2372 * testsuite/Makefile.in: Regenerate.
2374 2010-04-06 Nick Clifton <nickc@redhat.com>
2376 * po/vi.po: New Vietnamese translation.
2378 2010-03-30 Doug Kwan <dougkwan@google.com>
2380 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2382 2010-03-25 Doug Kwan <dougkwan@google.com>
2384 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2385 to avoid a conversion warning on a 32-bit host.
2387 2010-03-24 Ian Lance Taylor <iant@google.com>
2389 * testsuite/script_test_3.t: Add a TLS segment.
2390 * testsuite/Makefile.am (check_PROGRAMS): Add
2391 tls_phdrs_script_test.
2392 (tls_phdrs_script_test_SOURCES): Define.
2393 (tls_phdrs_script_test_DEPENDENCIES): Define.
2394 (tls_phdrs_script_test_LDFLAGS): Define.
2395 (tls_phdrs_script_test_LDADD): Define.
2396 * testsuite/Makefile.in: Rebuild.
2398 2010-03-23 Cary Coutant <ccoutant@google.com>
2400 * fileread.cc (find_or_make_view): Fix comment.
2402 2010-03-23 Ian Lance Taylor <iant@google.com>
2404 * script-sections.cc (class Orphan_section_placement): Define
2405 PLACE_TLS and PLACE_TLS_BSS.
2406 (Orphan_section_placement::Orphan_section_placement): Initialize
2408 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2409 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2410 (tls_script_test_SOURCES): Define.
2411 (tls_script_test_DEPENDENCIES): Define.
2412 (tls_script_test_LDFLAGS): Define.
2413 (tls_script_test_LDADD): Define.
2414 * testsuite/Makefile.in: Rebuild.
2416 2010-03-22 Doug Kwan <dougkwan@google.com>
2418 * arm.cc (Arm_relocate_functions::abs8,
2419 Arm_relocate_functions::abs16): Use correct check for overflow
2420 specified in the ARM ELF specs.
2421 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2422 target of a BLX instruction specially.
2423 (Reloc_stub::stub_type_for_reloc): Ditto.
2424 (Relocate::relocate): Use symbolic names instead of numeric relocation
2425 codes to report error.
2426 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2428 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2429 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2430 thumb2_blx_out_of_range.stdout
2431 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2432 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2433 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2434 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2435 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2436 thumb2_blx_in_range, thumb2_blx_in_range.o,
2437 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2438 thumb2_blx_out_of_range.o): New rules.
2439 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2440 thumb2_blx_in_range and thumb2_blx_out_of_range.
2441 * testsuite/Makefile.in: Regenerate.
2442 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2443 * testsuite/thumb_blx_in_range.s: New file.
2444 * testsuite/thumb_blx_out_of_range.s: New file.
2446 2010-03-22 Rafael Espindola <espindola@google.com>
2448 * archive.cc (Should_include): Move to archive.h.
2449 (should_include_member): Make it a member of Archive.
2451 (Add_lib_group_symbols): New.
2452 * archive.h: Include options.h.
2453 (Archive_member): Moved from Archive.
2454 (Should_include): Moved from archive.cc.
2456 (Add_lib_group_symbols): New.
2457 * dynobj.cc (do_should_include_member): New.
2458 * dynobj.h (do_should_include_member): New.
2459 * gold.cc (queue_initial_tasks): Update call to queue.
2460 * main.cc (main): Print lib group stats.
2461 * object.cc (do_should_include_member): New.
2462 * object.h: Include archive.h.
2463 (Object::should_include_member): New.
2464 (Object::do_should_include_member): New.
2465 (Sized_relobj::do_should_include_member): New.
2466 * options.cc (General_options::parse_start_lib): New.
2467 (General_options::parse_end_lib): New.
2468 (Input_arguments::add_file): Handle lib groups.
2469 (Input_arguments::start_group): Check we are not in a lib.
2470 (Input_arguments::start_lib): New.
2471 (Input_arguments::end_lib): New.
2472 * options.h (General_options): Add start_lib and end_lib.
2473 (Input_argument::lib_): New.
2474 (Input_argument::lib): New.
2475 (Input_argument::is_lib): New.
2476 (Input_file_lib): New.
2477 (Input_arguments::in_lib_): New.
2478 (Input_arguments::in_lib): New.
2479 (Input_arguments::start_lib): New.
2480 (Input_arguments::end_lib_): New.
2481 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2482 in unused members as preempted.
2483 (Sized_pluginobj::do_should_include_member): New.
2484 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2485 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2487 (Read_symbols::do_whole_lib_group): New.
2488 (Read_symbols::do_lib_group): New.
2489 (Read_symbols::do_read_symbols): Handle lib groups.
2490 (Read_symbols::get_name): Handle lib groups.
2491 * readsyms.h (Read_symbols): Add an archive member pointer.
2492 (Read_symbols::do_whole_lib_group): New.
2493 (Read_symbols::do_lib_group): New.
2494 (Read_symbols::member_): New.
2495 * script.cc (read_input_script): Update call to queue_soon.
2497 2010-03-19 Doug Kwan <dougkwan@google.com>
2499 * arm.cc (Stub_table::Stub_table): Initialize new data members
2500 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2501 (Stub_table::add_reloc_stub): Assign stub offset and update
2502 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2503 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2505 (Stub_table::update_data_size_and_addralign): Use
2506 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2507 instead of going over all reloc stubs.
2508 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2509 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2510 Stringpool_template::offset_ to size of Stringpool_char.
2511 (Stringpool_template::new_key_offset): Remove code to initialize
2512 Stringpool_template::offset_.
2513 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2514 Stringpool_template::offset_ to zero.
2516 2010-03-15 Doug Kwan <dougkwan@google.com>
2518 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2520 (Stringpool_template::new_key_offset): New method.
2521 (Stringpool_template::add_string): Assign offsets when adding new
2523 (Stringpool_template::set_string_offsets): Do not set string offsets
2524 when not optimizing.
2525 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2527 (Chunked_vector::clear): Clear size_.
2528 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2529 (Chunked_vector::size): Return size_.
2530 (Chunked_vector::push_back): Use size_ to find insert position.
2531 (Chunked_vector::size_): New data member.
2532 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2533 (Stringpool_template::new_key_offset): New method declaration.
2534 (Stringpool_template::offset_): New data member.
2536 2010-03-15 Rafael Espindola <espindola@google.com>
2538 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2539 Add_symbols' constructor.
2540 * readsyms.h (Add_symbols): Remove the input_group member.
2542 2010-03-10 Ian Lance Taylor <iant@google.com>
2544 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2545 target to ask whether a reference to a symbol requires a stack
2547 * target.h (Target::is_call_to_non_split): New function.
2548 (Target::do_is_call_to_non_split): Declare virtual function.
2549 * target.cc: Include "symtab.h".
2550 (Target::do_is_call_to_non_split): New function.
2551 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2553 2010-03-10 Cary Coutant <ccoutant@google.com>
2555 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2556 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2557 (File_read::open[2]): Add whole_file_view_ to list of views.
2558 (File_read::make_view): Remove test of whole_file_view_.
2559 (File_read::find_or_make_view): Create whole_file_view_ if
2561 (File_read::clear_views): Replace bool parameter with enum;
2562 adjust all callers. Don't delete views with permanent data;
2563 do delete cached views and views from archives if
2564 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2565 if clearing the corresponding view.
2566 * fileread.h (File_read::Clear_views_mode): New enum.
2567 (File_read::View::is_permanent_view): New method.
2568 (File_read::clear_views): Replace bool parameter
2569 with enum; adjust all callers.
2570 * options.h (General_options): Change keep_files_mapped option;
2571 add map_whole_files.
2572 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2574 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2577 2010-03-10 David S. Miller <davem@davemloft.net>
2579 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2581 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2583 * icf.cc (get_section_contents): Add '@' marker after processing the
2586 2010-03-08 Doug Kwan <dougkwan@google.com>
2588 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2589 due to a conversion warning.
2590 (Arm_relobj::update_output_local_symbol_count): Check for local
2591 symbol with unset output index.
2593 2010-03-05 Ian Lance Taylor <iant@google.com>
2595 * options.h (class General_options): Add --spare-dynamic-tags.
2596 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2597 --spare-dynamic-tags.
2599 2010-03-05 Ian Lance Taylor <iant@google.com>
2601 * incremental.cc: Include "libiberty.h".
2603 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2605 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2606 function, is_info_ member.
2607 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2608 (Versions::Versions): Update caller.
2609 (Versions::define_base_version): Likewise.
2610 (Versions::add_def): Likewise.
2612 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2614 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2615 (Scan::possible_function_pointer_reloc): New function.
2616 (Scan::local_reloc_may_be_function_pointer): Change to call
2617 possible_function_pointer_reloc.
2618 (Scan::global_reloc_may_be_function_pointer): Ditto.
2619 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2620 relocations in ".data.rel.ro._ZTV" section.
2621 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2622 * testsuite/icf_safe_so_test.cc: Ditto.
2623 * testsuite/icf_safe_test.cc: Ditto.
2624 * testsuite/icf_safe_test.sh: Ditto.
2626 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2627 Ian Lance Taylor <iant@google.com>
2629 * target-reloc.h (relocate_section): Check the symbol table index
2630 for -1U before setting the local symbol index.
2631 (scan_relocatable_relocs): If copying the relocation, record that
2632 the local symbol is required.
2633 * object.h (Symbol_value::is_output_symtab_index_set): New
2635 (Symbol_value::may_be_discarded_from_output_symtab): New
2637 (Symbol_value::has_output_symtab_entry): New function.
2638 (Symbol_value::needs_output_symtab_entry): Remove.
2639 (Symbol_value::output_symtab_index): Make sure the symbol index is
2641 (Symbol_value::set_output_symtab_index): Make sure the symbol
2642 index is not set. Make sure the new index is valid.
2643 (Symbol_value::set_must_have_output_symtab_entry): New function.
2644 (Symbol_value::has_output_dynsym_entry): New function.
2645 (Symbol_value::set_output_dynsym_index): Make sure the new index
2647 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2648 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2649 local symbol if permitted.
2650 (Sized_relobj::do_finalize_local_symbols): Call
2651 is_output_symtab_index_set rather than needs_output_symtab_entry.
2652 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2653 rather than needs_output_symtab_entry. Call
2654 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2655 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2656 is_output_symtab_index_set rather than needs_output_symtab_entry.
2657 * testsuite/discard_locals_relocatable_test.c: New file.
2658 * testsuite/discard_locals_test.sh: Test -r.
2659 * testsuite/Makefile.am (check_DATA): Add
2660 discard_locals_relocatable_test1.syms,
2661 discard_local_relocatable_test2.syms.
2662 (MOSTLYCLEANFILES): Likewise. Also add
2663 discard_locals_relocatable_test1.lout and
2664 discard_locals_relocatable_test2.out.
2665 (discard_locals_relocatable_test1.syms): New target.
2666 (discard_locals_relocatable_test.o): New target.
2667 (discard_locals_relocatable_test1.out): New target.
2668 (discard_locals_relocatable_test2.syms): New target.
2669 (discard_locals_relocatable_test2.out): New target.
2670 (various): Add missing ../ld-new dependencies.
2671 * testsuite/Makefile.in: Rebuild.
2673 2010-03-03 Nick Clifton <nickc@redhat.com>
2675 * po/fi.po: New Finnish translation.
2677 2010-03-01 Doug Kwan <dougkwan@google.com>
2679 * layout.cc (Layout::Layout): Force section types of .init_array*,
2680 .preinit_array* and .fini_array* sections.
2681 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2682 Fix check of return value of std::string::find.().
2683 (Output_section::Input_section_sort_compare::operator()): Remove
2684 comment about .init_array.
2685 (Output_section::Input_section_sort_init_fini_compare::operator()):
2687 (Output_section::sort_attached_input_sections): Handle .init_array
2688 and .fini_array specially.
2689 * output.h (Output_section::Inut_section_sort_compare): Update
2691 (Output_section::Input_section_sort_init_fini_compare): New struct.
2693 2010-02-26 Doug Kwan <dougkwan@google.com>
2695 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2696 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2697 * testsuite/debug_msg.sh: Avoid matching source line number for
2698 use of global variable undef_int.
2700 2010-02-26 Doug Kwan <dougkwan@google.com>
2702 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2703 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2704 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2705 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2706 * options.cc (General_options::General_options): Initialize member
2708 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2709 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2710 and rm_no_fix_v4bx.stdout
2711 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2712 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2713 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2714 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2715 and arm_no_fix_v4bx.
2716 * Makefile.in: Regenerate.
2717 * testsuite/arm_fix_v4bx.s: New file.
2718 * testsuite/arm_fix_v4bx.sh: Ditto.
2720 2010-02-24 Doug Kwan <dougkwan@google.com>
2722 * arm.cc (Target_arm::got_section): Make the .got section the first
2723 non RELRO section in the data segment.
2724 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2725 suffixes of section names.
2727 2010-02-24 Doug Kwan <dougkwan@google.com>
2729 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2730 flags and attributes merging if an input file is a binary file.
2731 * fileread.cc (Input_file::open): Record format of original file.
2732 * fileread.h (Input_file::Format): New enum type.
2733 (Input_file::Input_file): Initialize data member format_.
2734 (Input_file::format): New method definition.
2735 (Input_file::format_):: New data member.
2737 2010-02-24 Doug Kwan <dougkwan@google.com>
2739 * arm.cc (Arm_output_data_got): New class.
2740 (ARM_TCB_SIZE): New constant
2741 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2742 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2743 If user uses a script with a SECTIONS clause, issue only a warning
2744 for a misplaced EXIDX input section. Otherwise, issue an error.
2745 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2747 (Target_arm::got_mode_index_entry): Handle static linking.
2748 (Target_arm::Scan::local): Ditto.
2749 (Target_arm::Scan::global): Ditto.
2750 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2751 all incorrectly implemented relocations.
2752 (Target_arm::fix_exidx_coverage): Pass layout to
2753 Arm_output_section::fix_exidx_coverage.
2754 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2755 from ".ARM.exidx." and ".ARM.extab.".
2757 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2759 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2760 section if it does not already exist.
2761 * attributes.cc (Attributes_section_data::Attributes_section_data):
2762 Don't crash if size is zero.
2764 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2765 Ian Lance Taylor <iant@google.com>
2767 * gold.cc (queue_middle_tasks): If no input files were opened,
2769 * workqueue.h (Task_function::Task_function): Assert that there is
2772 2010-02-22 Doug Kwan <dougkwan@google.com>
2774 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2775 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2776 types to avoid warnings due to different uint64_t implementations
2779 2010-02-21 Doug Kwan <dougkwan@google.com>
2781 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2782 handling of the maximum backward branch offset.
2783 (Arm_relocate_functions::thumb_branch_common): Ditto.
2784 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2785 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2786 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2787 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2788 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2789 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2790 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2791 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2792 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2793 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2794 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2795 thumb2_bl_out_of_range.o): New rules.
2796 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2797 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2798 thumb2_bl_out_of_range
2799 * testsuite/Makefile.in: Regenerate.
2800 * testsuite/arm_bl_in_range.s: New file.
2801 * testsuite/arm_bl_out_of_range.s: Ditto.
2802 * testsuite/arm_branch_in_range.sh: Ditto.
2803 * testsuite/arm_branch_range.t: Ditto.
2804 * testsuite/thumb2_branch_range.t: Ditto.
2805 * testsuite/thumb_bl_in_range.s: Ditto.
2806 * testsuite/thumb_bl_out_of_range.s: Ditto.
2807 * testsuite/thumb_branch_range.t: Ditto.
2809 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2811 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2812 Add reloc offset information.
2813 * icf.cc (get_section_contents): Change iterators to point to the new
2814 vectors. Add reloc offset information to the contents.
2815 * icf.h (Icf::Sections_reachable_info): New typedef.
2816 (Icf::Sections_reachable_list): New typedef.
2817 (Icf::Offset_info): New typedef.
2818 (Icf::Reloc_info): New struct typedef.
2819 (Icf::Reloc_info_list): New typedef.
2820 (Icf::symbol_reloc_list): Delete method.
2821 (Icf::addend_reloc_list): Delete method.
2822 (Icf::section_reloc_list): Delete method.
2823 (Icf::reloc_info_list): New method.
2824 (Icf::reloc_info_list_): New member.
2826 2010-02-19 Doug Kwan <dougkwan@google.com>
2828 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2829 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2830 * arm.cc (Arm_relocation_functions): New forward declaration.
2831 (Target_arm::Target_arm): Initialize new data members
2832 got_mod_index_offset_ and tls_base_symbol_defined_.
2833 (Target_arm::Relocate::relocate_tls): New method.
2834 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2835 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2837 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2838 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2839 (Target_arm::got_mod_index_offset_,
2840 Target_arm::tls_base_symbol_defined_): New data members.
2841 (Target_arm::Scan::local, Target::Scan::global,
2842 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2845 2010-02-18 Doug Kwan <dougkwan@google.com>
2847 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2848 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2849 text section as a parameter becuase some broken tools may not set
2850 the link in section header.
2851 (Target_arm::has_got_section): New method.
2852 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2853 without any mapping symbol as data only. Remove warning.
2854 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2855 link in its section header, try to discover the link by inspecting the
2856 REL31 relocation at the beginning of the section.
2857 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2859 (Target_arm::Scan::global): Treat any reference to the symbol
2860 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2862 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2864 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2865 (Scan::global_reloc_may_be_function_pointer): New function.
2866 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2867 (Scan::global_reloc_may_be_function_pointer): New function.
2868 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2869 (Scan::global_reloc_may_be_function_pointer): New function.
2870 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2871 (Scan::global_reloc_may_be_function_pointer): New function.
2872 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2873 (Scan::global_reloc_may_be_function_pointer): New function.
2874 (Scan::possible_function_pointer_reloc): New function.
2875 (Target_x86_64::can_check_for_function_pointers): New function.
2876 * gc.h (gc_process_relocs): Scan relocation types to determine if
2877 function pointers were taken for targets that support it.
2878 * icf.cc (Icf::find_identical_sections): Include functions for
2879 folding in safe ICF whose pointer is not taken.
2880 * icf.h (Secn_fptr_taken_set): New typedef.
2881 (fptr_section_id_): New member.
2882 (section_has_function_pointers): New function.
2883 (set_section_has_function_pointers): New function.
2884 (check_section_for_function_pointers): New function.
2885 * options.h: Fix comment for safe ICF option.
2886 * target.h (can_check_for_function_pointers): New function.
2887 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2888 Modify icf_safe_test for X86-64.
2889 * testsuite/Makefile.in: Regenerate.
2890 * testsuite/icf_safe_so_test.cc: New file.
2891 * testsuite/icf_safe_so_test.sh: New file.
2892 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2893 (main): Change to take pointer to function kept_func_3.
2894 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2895 folding is done correctly for X86-64.
2897 2010-02-12 David S. Miller <davem@davemloft.net>
2899 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2900 is_symbolless parameter.
2901 (Output_reloc<SHT_REL>::is_symbolless): New.
2902 (Output_reloc<SHT_REL>::is_symbolless_): New.
2903 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2904 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2905 (Output_reloc<SHT_RELA>::is_symbolless): New.
2906 (Output_data_reloc::add_global): Handle is_symbolless.
2907 (Output_data_reloc::add_global_relative): Likewise.
2908 (Output_data_reloc::add_local): Likewise.
2909 (Output_data_reloc::add_local_relative): Likewise.
2910 (Output_data_reloc::add_symbolless_global_addend): New.
2911 (Output_data_reloc::add_symbolless_local_addend): New.
2912 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2914 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2915 instead of ->is_relative_
2916 (Output_reloc::write): Likewise.
2917 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2918 (Output_reloc::write_rel): Simplify.
2920 * sparc.cc (Target_sparc::Scan::local): Use
2921 ->add_symbolless_local_addend as needed.
2922 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2923 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2924 based upon relocation offset.
2926 2010-02-11 Doug Kwan <dougkwan@google.com>
2928 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2929 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2930 beginning of function.
2931 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2932 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2933 parameter is_32bit in calls to should_apply_static_reloc.
2934 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2935 (check_DATA): Add arm_abs_global.stdout.
2936 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2937 arm_abs_global.stdout): New rules.
2938 (MOSTLLYCLEANFILES): Add arm_abs_global
2939 * Makefile.in: Regenerate.
2940 * testsuite/arm_abs_global.s: New file.
2941 * testsuite/arm_abs_global.sh: Ditto.
2942 * testsuite/arm_abs_lib.s: Ditto.
2944 2010-02-11 Ian Lance Taylor <iant@google.com>
2946 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2948 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2949 Allocate_commons_task first.
2950 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2951 task, rather than symtab_lock_.
2952 (Gc_process_relocs::~Gc_process_relocs): New function.
2953 (Gc_process_relocs::is_runnable): Check this_blocker_.
2954 (Gc_process_relocs::locks): Use next_blocker_ rather than
2956 (Scan_relocs::~Scan_relocs): New function.
2957 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2959 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2961 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2962 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2963 constructor accordingly.
2964 (class Gc_process_relocs): Likewise.
2965 (class Scan_relocs): Likewise.
2966 * common.h (class Allocate_commons_task): Remove symtab_lock_
2967 field, and corresponding constructor parameter.
2968 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2970 (Allocate_commons_task::locks): Likewise.
2972 2010-02-11 Ian Lance Taylor <iant@google.com>
2974 * gold-threads.h (class Once): Define.
2975 (class Initialize_lock): Rewrite as child of Once.
2976 * gold-threads.cc (class Once_initialize): Define.
2977 (once_pointer_control): New static variable.
2978 (once_pointer, once_arg): New static variables.
2979 (c_run_once): New static function.
2980 (Once::Once, Once::run_once, Once::internal_run): New functions.
2981 (class Initialize_lock_once): Remove.
2982 (initialize_lock_control): Remove.
2983 (initialize_lock_pointer): Remove.
2984 (initialize_lock_once): Remove.
2985 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2986 (Initialize_lock::initialize): Rewrite.
2987 (Initialize_lock::do_run_once): New function.
2988 * archive.cc (Archive::interpret_header): Only clear name if it is
2990 * fileread.cc: Include "gold-threads.h"
2991 (file_counts_lock): New static variable.
2992 (file_counts_initialize_lock): Likewise.
2993 (File_read::release): Only increment counts when using --stats.
2994 Use a lock around the increment.
2995 * parameters.cc (class Set_parameters_target_once): Define.
2996 (set_parameters_target_once): New static variable.
2997 (Parameters::Parameters): Move here from parameters.h.
2998 (Parameters::set_target): Rewrite.
2999 (Parameters::set_target_once): New function.
3000 (Parameters::clear_target): Move here and rewrite.
3001 * parameters.h (class Parameters): Update declarations. Add
3002 set_parameters_target_once_ field.
3003 (Parameters::Parameters): Move to parameters.cc.
3004 (Parameters::clear_target): Likewise.
3005 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3007 (Start_group::~Start_group): New function.
3008 (Start_group::is_runnable): New function.
3009 (Start_group::locks, Start_group::run): New functions.
3010 (Finish_group::run): Change saw_undefined to size_t.
3011 * readsyms.h (class Start_group): Define.
3012 (class Finish_group): Change saw_undefined_ field to size_t.
3013 (Finish_group::Finish_group): Remove saw_undefined and
3014 this_blocker parameters. Change all callers.
3015 (Finish_group::set_saw_undefined): New function.
3016 (Finish_group::set_blocker): New function.
3017 * symtab.h (class Symbol_table): Change saw_undefined to return
3018 size_t. Change saw_undefined_ field to size_t.
3019 * target-select.cc (Set_target_once::do_run_once): New function.
3020 (Target_selector::Target_selector): Initialize set_target_once_
3021 field. Don't initialize lock_ and initialize_lock_ fields.
3022 (Target_selector::instantiate_target): Rewrite.
3023 (Target_selector::set_target): New function.
3024 * target-select.h (class Set_target_once): Define.
3025 (class Target_selector): Update declarations. Make
3026 Set_target_once a friend. Remove lock_ and initialize_lock_
3027 fields. Add set_target_once_ field.
3029 2010-02-10 Ian Lance Taylor <iant@google.com>
3031 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3033 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3034 (queue_middle_tasks): Add all blockers before queueing any tasks.
3035 (queue_final_tasks): Likewise.
3036 * token.h (Task_token::add_blockers): New function.
3037 * object.h (Input_objects::number_of_relobjs): New function.
3039 2010-02-10 Ian Lance Taylor <iant@google.com>
3041 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3042 shared, not if not position independent.
3043 * x86_64.cc (Relocate::relocate_tls): Likewise.
3044 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3045 (tls_pie_pic_test): New target.
3046 * testsuite/Makefile.in: Rebuild.
3048 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3049 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3050 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3051 * testsuite/Makefile.in: Rebuild.
3053 2010-02-09 David S. Miller <davem@davemloft.net>
3055 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3056 R_SPARC_RELATIVE using ->add_local_relative().
3057 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3059 * output.h (Output_data_dynamic::add_section_size): New method
3060 that takes two Output_data objects.
3061 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3062 entry param. Handle it in initializers.
3063 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3064 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3065 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3067 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3068 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3069 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3070 for dynrel_includes_plt.
3071 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3072 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3073 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3075 (Target_sparc::do_finalize_sections): Update to pass true for
3076 dynrel_includes_plt.
3077 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3078 output before .rela.plt
3079 (Target_powerpc::do_finalize_sections): Update to pass true for
3080 dynrel_includes_plt when 32-bit.
3082 2010-02-08 Doug Kwan <dougkwan@google.com>
3084 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3086 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3087 Arm_relobj::scan_section_for_cortex_a8_stubs,
3088 Arm_relobj::do_relocation_section): Instead of calling
3089 Output_section::output_address, use faster
3090 Arm_relobj::simple_input_section_output_address.
3092 2010-02-08 David S. Miller <davem@davemloft.net>
3094 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3095 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3096 relocation helper function.
3098 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3099 just like R_SPARC_GOT{10,13,22}.
3100 (Target_sparc::Scan::local): Likewise.
3101 (Target_sparc::Relocate:relocate): Likewise.
3103 2010-02-06 Ian Lance Taylor <iant@google.com>
3105 * configure.ac: Rewrite targetobjs duplicate removal code to use
3106 only shell constructs.
3107 * configure: Rebuild.
3109 2010-02-05 Doug Kwan <dougkwan@google.com>
3112 * arm.cc (Arm_relobj::section_is_scannable): New method.
3113 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3114 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3116 2010-02-04 Doug Kwan <dougkwan@google.com>
3119 * arm-reloc-property.cc (cstdio): Include.
3120 * configure.ac (targetobjs): Remove duplicates.
3121 * configure: Regenerate.
3122 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3123 big and little endian version for a given address size.
3125 2010-02-03 Doug Kwan <dougkwan@google.com>
3127 * arm-reloc-property.cc
3128 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3130 * arm-reloc-property.h
3131 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3132 New method definition.
3133 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3135 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3137 (GOT_PREL): Change implemented to Y.
3138 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3139 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3140 (Arm_relocate_functions::movw_abs_nc): Remove method.
3141 (Arm_relocate_functions::movt_abs): Ditto.
3142 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3143 (Arm_relocate_functions::thm_movt_abs): Ditto.
3144 (Arm_relocate_functions::movw_rel_nc): Ditto.
3145 (Arm_relocate_functions::movw_rel): Ditto.
3146 (Arm_relocate_functions::movt_rel): Ditto.
3147 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3148 (Arm_relocate_functions:thm_movw_rel): Ditto.
3149 (Arm_relocate_functions:thm_movt_rel): Ditto.
3150 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3151 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3152 New method definitions.
3153 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3154 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3155 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3156 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3157 (Target_arm::Relocate::relocate): Check for non-static or
3158 unimplemented relocation code and exit early. Change calls to
3159 Target_arm::reloc_uses_thumb_bit and
3160 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3161 instead. Refactor code to handle similar relocations to increase
3162 code sharing. Remove check for unsupported relocation code in switch
3164 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3165 relocation property table to find out size. Change error message to
3166 print out the name of a relocation code instead of the numeric value.
3167 (Target_arm::scan_reloc_for_stub): Use relocation property table
3168 instead of calling Target_arm::reloc_uses_thumb_bit().
3170 2010-02-02 Doug Kwan <dougkwan@google.com>
3172 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3173 types of relaxed input section.
3175 2010-02-02 Doug Kwan <dougkwan@google.com>
3177 * Makefile.am (HFILES): Add arm-reloc-property.h.
3179 (TARGETSOURCES): Add arm-reloc-property.cc
3180 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3181 (libgold_a_SOURCES): $(DEFFILES)
3182 * Makefile.in: Regenerate.
3183 * arm-reloc-property.cc: New file.
3184 * arm-reloc-property.h: New file.
3185 * arm-reloc.def: New file.
3186 * arm.cc: Update comments.
3187 (arm-reloc-property.h): New included header.
3188 (arm_reloc_property_table): New global variable.
3189 (Target_arm::do_select_as_default_target): New method definition.
3190 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3191 arm-reloc-property to targ_extra_obj.
3192 * parameters.cc (set_parameters_target): Call
3193 Target::select_as_default_target().
3194 * target.h (Target::select_as_default_target): New method definition.
3195 (Target::do_select_as_default_target): Same.
3197 2010-02-01 Doug Kwan <dougkwan@google.com>
3199 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3200 first_output_text_section_.
3201 (Arm_exidx_fixup::first_output_text_section): New method definition.
3202 (Arm_exidx_fixup::first_output_text_section_): New data member.
3203 (Arm_exidx_fixup::process_exidx_section): Record the first text
3204 output section seen.
3205 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3206 and entsize in output section header.
3208 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3210 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3211 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3212 (Arm_relocate_functions::thm_alu11): New Method.
3213 (Arm_relocate_functions::thm_pc8): New Method.
3214 (Arm_relocate_functions::thm_pc12): New Method.
3215 (Target_arm::Scan::local): Handle the relocations.
3216 (Target_arm::Scan::global): Likewise.
3217 (Target_arm::Relocate::relocate): Likewise.
3218 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3220 2010-01-29 Doug Kwan <dougkwan@google.com>
3222 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3223 of relocation types as ld.
3225 2010-01-29 Doug Kwan <dougkwan@google.com>
3227 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3229 (Arm_relocate_functions::thumb_branch_common): Ditto.
3230 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3231 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3232 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3233 Arm_relocate_functions::jump24): Remove.
3234 (Target_arm::Relocate::relocate): Adjust code to call
3235 Arm_relocation_functions::arm_branch_common and
3236 Arm_relocation_functions::thumb_branch_common instead of their removed
3237 wrappers. Merge switch-cases together to reduce source code size.
3239 2010-01-29 Doug Kwan <dougkwan@google.com>
3241 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3242 output_local_symbol_count_needs_update_.
3243 (Arm_relobj::output_local_symbol_count_needs_update,
3244 Arm_relobj::set_output_local_symbol_count_needs_update,
3245 Arm_relobj::update_output_local_symbol_count): New methods.
3246 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3248 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3249 of pointed function as in a R_ARM_PREL31 relocation.
3250 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3251 for output local symbol count updating.
3252 (Target_arm::do_relax): Update output local symbol counts in objects
3254 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3256 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3258 * arm.cc: Added support for the ARM relocations:
3259 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3260 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3261 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3263 (Arm_relocate_functions::movw_rel): New method.
3264 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3265 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3267 (Arm_relocate_functions::thm_movw_rel): New method.
3268 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3270 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3272 (Target_arm::Scan::global): Likewise.
3273 (Target_arm::Relocate::relocate): Likewise.
3274 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3277 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3279 * arm.cc: Added support for ARM group relocations.
3280 (Target_arm::reloc_needs_sym_origin): New method.
3281 (Arm_relocate_functions::calc_grp_kn): New method.
3282 (Arm_relocate_functions::calc_grp_residual): New method.
3283 (Arm_relocate_functions::calc_grp_gn): New method.
3284 (Arm_relocate_functions::arm_grp_alu): New Method.
3285 (Arm_relocate_functions::arm_grp_ldr): New Method.
3286 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3287 (Arm_relocate_functions::arm_grp_ldc): New Method.
3288 (Target_arm::Scan::local): Handle the ARM group relocations.
3289 (Target_arm::Scan::global): Likewise.
3290 (Target_arm::Relocate::relocate): Likewise.
3291 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3294 2010-01-26 Doug Kwan <dougkwan@google.com>
3296 * arm.cc (set): Include.
3297 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3299 (Arm_output_section::Text_section_list): New type.
3300 (Arm_output_section::append_text_sections_to_list): New method.
3301 (Arm_output_section::fix_exidx_coverage): Ditto.
3302 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3303 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3304 Relobj::set_section_offset() instead of
3305 Sized_relobj::invalidate_section_offset().
3306 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3307 parameter for section headers. Ignore relocation sections for
3308 unallocated sections and EXIDX sections.
3309 (Target_arm::fix_exidx_coverage): New method.
3310 (Target_arm::output_section_address_less_than): New type.
3311 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3312 linked text section instead of the EXIDX section.
3313 (Arm_output_section::create_stub_group): Add an assertion to check
3314 that this is not an EXIDX output section.
3315 (Arm_output_section::append_text_sections_to_list): New method.
3316 (Arm_output_section::fix_exidx_coverage): Ditto.
3317 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3318 Arm_relobj::section_needs_reloc_stub_scanning.
3319 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3321 (Target_arm::fix_exidx_coverage): New method.
3322 * object.h (Relobj::set_output_section): New method.
3323 (Sized_relobj::invalidate_section_offset): Remove method.
3324 (Sized_relobj::do_invalidate_section_offset): Remove method.
3325 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3327 2010-01-25 Doug Kwan <dougkwan@google.com>
3329 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3330 Fix warning due to signed and unsigned comparison on a 32-bit host.
3332 2010-01-22 Doug Kwan <dougkwan@google.com>
3334 * arm.cc (Target_arm::do_relax): Record an output section for section
3335 offset adjustment it contains any stub table that has changed.
3336 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3337 offsets in an output section if necessary.
3338 * output.cc (Output_section::Output_section): Initialize
3339 section_offsets_need_adjustments_.
3340 (Output_section::add_input_section_for_script): Renamed to
3341 Output_section::add_simple_input_section.
3342 (Output_section::save_states): Add a comment.
3343 (Output_section::discard_states): New method defintion.
3344 (Output_section::adjust_section_offsets): Same.
3345 * output.h (Output_section::add_input_section_for_script): Renamed to
3346 Output_section::add_simple_input_section.
3347 (Output_section::discard_states): New method declaration.
3348 (Output_section::adjust_section_offsets): Same.
3349 (Output_section::section_offsets_need_adjustment,
3350 Output_section::set_section_offsets_need_adjustment): New method
3352 (Output_section::section_offsets_need_adjustment_): New data member.
3353 * script-sections.cc
3354 (Output_section_element_input::set_section_address): Adjust code for
3355 renaming of Output_section::add_input_section_for_script.
3356 (Orphan_output_section::set_section_address): Same.
3358 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3360 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3361 Fix_v4bx enum values .
3362 * gold/options.h (General_options): New option definitions.
3363 (General_options::fix_v4bx): New method.
3364 (General_options::Fix_v4bx): New enum.
3365 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3366 (General_options::parse_fix_v4bx_interworking): New method.
3368 2010-01-22 Doug Kwan <dougkwan@google.com>
3370 * arm.cc (Arm_exidx_fixup): New class.
3372 2010-01-21 Doug Kwan <dougkwan@google.com>
3374 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3376 (Arm_exidx_section_offset_map): New type.
3378 2010-01-21 Doug Kwan <dougkwan@google.com>
3380 * arm.cc (Arm_exidx_input_section): New class.
3381 (Arm_relobj::exidx_input_section_by_link,
3382 Arm_relobj::exidx_input_section_by_shndx,
3383 Arm_relobj::make_exidx_input_section): New methods.
3384 (read_arm_attributes_section): Remove.
3385 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3386 information about them.
3387 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3390 2010-01-20 Doug Kwan <dougkwan@google.com>
3392 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3393 Input_section_specifier to Section_id.
3394 (Target_arm::new_arm_input_section: Adjust code for change of key
3396 (Target_arm::find_arm_input_section): Ditto.
3397 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3398 (Section_id): Remove.
3399 (Garbage_collection::Section_id_hash): Remove.
3400 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3401 (Section_id): Remove.
3402 (Icf::Section_id_hash): Remove.
3403 * object.h (Section_id, Const_section_id, Section_id_hash,
3404 Const_section_id_hash): New type definitions.
3405 * output.cc (Output_section::add_relaxed_input_section): Change to
3406 use Const_section_id instead of Input_section_specifier as key type.
3407 (Output_section::add_merge_input_section): Ditto.
3408 (Output_section::build_relaxation_map): Change to use Section_id
3409 instead of Input_section_specifier as key type.
3410 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3412 (Output_section::convert_input_sections_to_relaxed_sections): Change
3413 to use Const_section_id instead of Input_section_specifier as key type.
3414 (Output_section::find_merge_section): Ditto.
3415 (Output_section::find_relaxed_input_section): Ditto.
3416 * output.h (Input_section_specifier): Remove class.
3417 (Output_section::Output_section_data_by_input_section_map): Change
3418 key type to Const_section_id.
3419 (Output_section::Output_relaxed_input_section_by_input_section_map):
3421 (Output_section::Relaxation_map): Change key type to Section_id.
3423 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3425 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3426 (class Arm_v4bx_stub): New class.
3427 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3428 (Stub_factory::make_arm_v4bx_stub): New method.
3429 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3430 (Stub_table::empty): Handle v4bx stubs.
3431 (Stub_table::add_arm_v4bx_stub): New method.
3432 (Stub_table::find_arm_v4bx_stub): New method.
3433 (Arm_relocate_functions::v4bx): New method.
3434 (Target_arm::fix_v4bx): New method.
3435 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3436 (Stub_table::relocate_stubs): Likewise.
3437 (Stub_table::do_write): Likewise.
3438 (Stub_table::update_data_size_and_addralign): Likewise.
3439 (Stub_table::finalize_stubs): Likewise.
3440 (Target_arm::Scan::local): Likewise.
3441 (Target_arm::Scan::global): Likewise.
3442 (Target_arm::do_finalize_sections): Likewise.
3443 (Target_arm::Relocate::relocate): Likewise.
3444 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3446 (Target_arm::scan_reloc_for_stub): Likewise.
3447 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3449 2010-01-19 Ian Lance Taylor <iant@google.com>
3451 * output.cc (Output_section_headers::do_sized_write): Write large
3452 segment count to sh_info field.
3453 (Output_file_header::do_sized_write): For large segment count,
3454 write PN_XNUM to e_phnum field.
3456 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3458 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3459 (Arm_relocate_functions::thm_jump8): New function.
3460 (Arm_relocate_functions::thm_jump11): New function.
3461 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3463 (Target_arm::Scan::global): Likewise.
3464 (Target_arm::Relocate::relocate): Likewise.
3465 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3468 2010-01-14 Doug Kwan <dougkwan@google.com>
3470 * arm.cc (map, utility): Include headers.
3471 (Target_arm::apply_cortex_a8_workaround): New method.
3472 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3473 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3474 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3475 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3476 the --[no-]fix-cortex-a8 command line options.
3477 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3478 (Target_arm::relocate_stub): Use addend in instruction template.
3479 * options.h (DEFINE_bool): Set the user-set flag.
3480 (General_options): Add --[no-]-fix-cortex options.
3481 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3482 : Update fast look-up map after conversion.
3484 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3486 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3487 in the first pass of do_layout.
3489 2010-01-13 Doug Kwan <dougkwan@google.com>
3491 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3492 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3493 apparent compiler problem of not folding static constant integral
3494 data members of elfcpp::Elf_sizes<32>.
3496 2010-01-13 Doug Kwan <dougkwan@google.com>
3498 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3499 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3500 Arm_relobj::scan_section_for_cortex_a8_erratum,
3501 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3502 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3503 sections to scan for relocation stubs into a new method
3504 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3505 relocation and Cortex-A8 stub scanning.
3506 (Target_arm::do_relax): Force stubs to be after stubbed sections
3507 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3508 the beginning of a new relaxation pass. Update a comment.
3509 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3511 2010-01-12 Ian Lance Taylor <iant@google.com>
3513 * target-reloc.h (visibility_error): New inline function.
3514 (relocate_section): Call visibility_error.
3515 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3516 (MOSTLYCLEANFILES): Likewise.
3517 (protected_4_pic.o, protected_3.err): New targets.
3518 * testsuite/protected_4.cc: New file.
3520 2010-01-12 Doug Kwan <dougkwan@google.com>
3522 * arm.cc (Cortex_a8_reloc): New class.
3523 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3524 and cortex_a8_relocs_info_.
3525 (Target_arm::fix_cortex_a8): New method definition.
3526 (Target_arm::Cortex_a8_relocs_info): New type.
3527 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3528 New data member declarations.
3529 (Target_arm::scan_reloc_for_stub): Record information about
3530 relocations for THUMB branches that might be exempted from the
3531 Cortex-A8 workaround.
3532 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3533 at the beginning of a relaxation pass.
3535 2010-01-12 Doug Kwan <dougkwan@google.com>
3537 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3538 (Arm_relobj::Mapping_symbol_position,
3539 Arm_reloj::Mapping_symbol_position_less,
3540 Arm_relobj::Mapping_symbols_info): New types.
3541 (Target_arm::is_mapping_symbol_name): New method definition.
3542 (Arm_relobj::do_count_local_symbols): Save information about mapping
3545 2010-01-11 Doug Kwan <dougkwan@google.com>
3547 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3548 Arm_relocate_functions::thumb32_branch_upper,
3549 Arm_relocate_functions::thumb32_branch_lower,
3550 Arm_relocate_functions::thumb32_cond_branch_offset,
3551 Arm_relocate_functions::thumb32_cond_branch_upper,
3552 Arm_relocate_functions::thumb32_cond_branch_lower,
3553 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3554 branch offset encoding.
3555 (Arm_relocate_functions::thumb_branch_common): Use new branch
3556 offset encoding methods to avoid code duplication.
3557 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3558 (Stub_addend_reader::operator()): Use new branch encoding method
3559 to avoid code duplication.
3561 2010-01-11 Doug Kwan <dougkwan@google.com>
3563 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3564 (Target_arm::do_finalize_sections): Define special EXIDX section
3565 symbols only if referenced.
3566 * gc.h (Garbage_collection::add_reference): New method.
3567 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3570 2010-01-11 Ian Lance Taylor <iant@google.com>
3572 * script.cc (Version_script_info::build_expression_list_lookup):
3573 Change complaing about duplicate wildcard match from error to
3576 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3578 (Version_script_info::Version_script_info): Initialize globs_,
3579 default_version_, default_is_global_, and exact_. Don't
3580 initialize globals_ or locals_.
3581 (Version_script_info::build_lookup_tables): Build local symbols
3583 (Version_script_info::unquote): New function.
3584 (Version_script_info::add_exact_match): New function.
3585 (Version_script_info::build_expression_list_lookup): Remove lookup
3586 parameter. Add is_global parameter. Change all callers. Handle
3587 wildcard pattern specially. Unquote pattern. Call
3589 (Version_script_info::get_name_to_match): New function.
3590 (Version_script_info::get_symbol_version): New function.
3591 (Version_script_info::get_symbol_version_helper): Remove.
3592 (Version_script_info::check_unmatched_names): Call unquote.
3593 * script.h (class Version_script_info): Change get_symbol_version
3594 to be non-inline and add is_global parameter; change all callers.
3595 Rewrite symbol_is_local. Update declarations. Define struct
3596 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3597 Remove globals_ and locals_ members. Add exact_, globs_,
3598 default_version_, is_global_.
3599 (Version_script_info::Glob): Remove pattern, add expression and
3600 is_global. Update constructor. Change all callers.
3601 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3603 (Versions::symbol_section_contents): If a symbol is undefined, or
3604 defined in a dynamic object, set the version index to
3606 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3608 (Symbol_table::add_from_pluginobj): Likewise.
3609 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3611 2010-01-11 Doug Kwan <dougkwan@google.com>
3613 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3614 (incremental_dump_LDADD): Add linking option for libintl.
3615 * Makefile.in: Regenerate.
3617 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3620 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3622 * testsuite/Makefile.in: Regenerated.
3624 2010-01-10 Doug Kwan <dougkwan@google.com>
3626 * options.h (DEFINE_var): Use parentheses around argument varname__
3627 in macro body to avoid any unintended subsequent substitutions.
3629 2010-01-10 Ian Lance Taylor <iant@google.com>
3631 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3632 candidates before doing symbol resolution.
3634 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3635 ODR candidates if only one is weak.
3637 2010-01-08 Ian Lance Taylor <iant@google.com>
3639 * script.cc (Version_script_info::build_expression_list_lookup):
3640 Don't warn about ambiguous version, just record the ambiguity.
3641 (Version_script_info::get_symbol_version_helper): Give error if
3642 version is ambiguous.
3644 2010-01-08 Doug Kwan <dougkwan@google.com>
3646 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3647 prev_data_size_ and prev_addralign_. Remove initializer for
3648 deleted data member has_been_changed_.
3649 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3650 to determine if the table is empty.
3651 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3653 (Stub_table::add_reloc_stub): Define method in class definition
3654 instead of just declaring it there.
3655 (Stub_table::add_cortex_a8_stub): New method definition.
3656 (Stub_table::update_data_size_and_addralign): Ditto.
3657 (Stub_table::finalize_stubs): Ditto.
3658 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3659 (Stub_table::do_addralign_): Return address alignment in the
3660 (Stub_table::do_reset_address_and_file_offset): Define method in
3661 class definition instead of declaring it there. Set current data
3662 size to be the data size of the previous pass.
3663 (Stub_table::set_final_data_size): Use current data size as the
3665 (Stub_table::relocate_stub): Change parameter type of stub from
3666 Reloc_stub pointer to Stub pointer.
3667 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3668 (Stub_table::Cortex_a8_stub_list): New typedef.
3669 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3670 Stub_table::prev_addralign_): New data member.
3671 (Arm_relobj::Arm_relobj): Initialize data member
3672 section_has_cortex_a8_workaround_.
3673 (Arm_relobj::section_has_cortex_a8_workaround,
3674 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3676 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3678 (Target_arm::relocate_stub): Change parameter type of stub from
3679 Reloc_stub pointer to Stub pointer.
3680 (Insn_template::size, Insn_template::alignment): Handle
3681 THUMB16_SPECIAL_TYPE.
3682 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3683 Stub_table::update_data_size_and_addralign,
3684 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3686 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3687 (Stub_table::do_write): Ditto.
3688 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3690 2010-01-08 Ian Lance Taylor <iant@google.com>
3693 * symtab.h (class Symbol): Remove fields is_target_special_ and
3694 has_plt_offset_. Add field is_defined_in_discarded_section_.
3695 (Symbol::is_defined_in_discarded_section): New function.
3696 (Symbol::set_is_defined_in_discarded_section): New function.
3697 (Symbol::has_plt_offset): Rewrite.
3698 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3699 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3700 Don't initialize is_target_special_ or has_plt_offset_.
3701 Initialize is_defined_in_discarded_section_.
3702 (Symbol_table::add_from_relobj): If appropriate, set
3703 is_defined_in_discarded_section.
3704 * resolve.cc (Symbol::override_base_with_special): Don't test
3705 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3706 * target-reloc.h (relocate_section): Do special handling for
3707 symbols defined in discarded sections for global symbols as well
3710 2010-01-08 Ian Lance Taylor <iant@google.com>
3712 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3713 the SHT_SYMTAB case.
3715 2010-01-08 Ian Lance Taylor <iant@google.com>
3717 * object.cc (Sized_relobj::do_layout): Don't get confused if
3718 layout_eh_frame returns NULL.
3720 2010-01-08 Ian Lance Taylor <iant@google.com>
3723 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3724 dynamic symbol table, use the normal symbol table.
3725 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3728 2010-01-08 Ian Lance Taylor <iant@google.com>
3731 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3734 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3736 * version.cc (print_version): Change to "Copyright 2010".
3738 2010-01-08 Ian Lance Taylor <iant@google.com>
3742 * i386.cc (class Target_i386): Change return type of plt_section
3744 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3745 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3746 tls_desc_rel_ field.
3747 (Output_data_plt_i386::rel_tls_desc): New function.
3748 (Target_i386::rel_tls_desc_section): New function.
3749 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3750 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3751 R_386_TLS_DESC reloc in rel_tls_desc_section.
3752 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3753 Define struct Tlsdesc_info.
3754 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3755 (Target_x86_64::do_reloc_symbol_index): New function.
3756 (Target_x86_64::add_tlsdesc_info): New function.
3757 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3758 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3760 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3762 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3763 (Target_x86_64::rela_tlsdesc_section): New function.
3764 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3766 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3767 (Target_x86_64::do_reloc_addend): New function.
3768 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3769 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3770 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3771 (Output_reloc::type): New function.
3772 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3773 (Output_reloc::is_target_specific): New function.
3774 (Output_reloc::target_arg): New function.
3775 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3776 absolute relocs and target specific relocs.
3777 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3778 add_target_specific.
3779 (class Output_data_reloc) [SHT_RELA]: Likewise.
3780 * output.cc (Output_reloc::Output_reloc): Add four new versions
3781 for absolute relocs and target specific relocs.
3782 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3783 (Output_reloc::get_symbol_index): Likewise.
3784 (Output_reloc::local_section_offset): Check that local_sym_index_
3785 is not TARGET_CODE or 0.
3786 (Output_reloc::symbol_value): Likewise.
3787 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3789 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3790 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3792 * layout.cc (add_target_dynamic_tags): Use output section for
3793 DT_PLTRELSZ and DT_JMPREL.
3795 2010-01-07 Ian Lance Taylor <iant@google.com>
3798 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3800 (class Output_data_reloc_generic): Define.
3801 (class Output_data_reloc_base): Change base class to
3802 Output_data_reloc_generic. Change add() method to call
3803 bump_relative_reloc_count for a relative reloc. Remove
3805 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3807 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3808 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3810 * layout.h (class Layout): Update declaration.
3812 2010-01-07 Ian Lance Taylor <iant@google.com>
3814 * output.h (class Output_data): Add const version of
3815 output_section and do_output_section.
3816 (class Output_section_data): Add const version of
3818 (class Output_section): Likewise.
3819 * layout.cc (Layout::add_target_dynamic_tags): New function.
3820 * layout.h (class Layout): Update declarations.
3821 * arm.cc (Target_arm::do_finalize_sections): Use
3822 add_target_dynamic_tags.
3823 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3824 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3825 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3826 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3828 2010-01-07 Ian Lance Taylor <iant@google.com>
3831 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3834 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3835 Ian Lance Taylor <iant@google.com>
3838 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3839 Xindex::read_symtab_xindex.
3841 2010-01-07 Doug Kwan <dougkwan@google.com>
3843 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3844 (Insn_template::thumb16_bcond_insn): New method declaration.
3845 (Insn_template): Fix spelling.
3846 (Stub::thumb16_special): New method declaration.
3847 (Stub::do_write): Define virtual method which was previously pure
3849 (Stub::do_thumb16_special): New method declaration.
3850 (Stub::do_fixed_endian_write): New template member.
3851 (Reloc_stub::do_write): Remove.
3852 (Reloc_stub::do_fixed_endian_write): Remove.
3853 (Cortex_a8_stub): New class definition.
3854 (Stub_factory::make_cortex_a8_stub): New method definition.
3855 (Stub_factory::Stub_factory): Add missing static storage class
3856 qualifier for elf32_arm_stub_a8_veneer_blx.
3858 2010-01-07 Ian Lance Taylor <iant@google.com>
3861 * options.h (class General_options): Add --warn-unresolved-symbols
3862 and --error-unresolved-symbols.
3863 * errors.cc (Errors::undefined_symbol): Implement
3864 --warn-unresolved-symbols.
3866 * options.h (class General_options): Add -z text and -z textoff.
3867 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3869 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3871 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3872 (Garbage_collection::cident_sections): New function.
3873 (Garbage_collection::add_cident_section): New function.
3874 (Garbage_collection::cident_sections_): New member.
3875 (gc_process_relocs): Add references to sections whose names are C
3877 * gold.h (cident_section_start_prefix): New constant.
3878 (cident_section_stop_prefix): New constant.
3879 (is_cident): New function.
3880 * layout.cc (Layout::define_section_symbols): Replace string constants
3881 with the newly defined constants.
3882 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3884 * testsuite/Makefile.am: Add gc_orphan_section_test.
3885 * testsuite/Makefile.in: Regenerate.
3886 * testsuite/gc_orphan_section_test.cc: New file.
3887 * testsuite/gc_orphan_section_test.sh: New file.
3889 2010-01-06 Ian Lance Taylor <iant@google.com>
3892 * options.h (class General_options): Add --warn-shared-textrel.
3893 * layout.cc (Layout::finish_dynamic_section): Implement
3894 --warn-shared-textrel.
3897 * options.h (class General_options): Add --warn-multiple-gp.
3899 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3901 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3902 $(THREADSLIB) and $(LIBDL).
3903 * Makefile.in: Rebuild.
3905 2010-01-06 Ian Lance Taylor <iant@google.com>
3908 * options.cc (General_options::parse_section_start): New function.
3909 (General_options::section_start): New function.
3910 (General_options::General_options): Initialize all members.
3911 * options.h: Include <map>
3912 (class General_options): Add --section-start. Add section_starts_
3914 * layout.cc (Layout::attach_allocated_section_to_segment): If
3915 --section-start was used, set the address of the segment. Remove
3916 local sort_sections.
3917 (Layout::relaxation_loop_body): If the address of the load segment
3918 has been set by --section-start, don't use it.
3919 * output.h (Output_segment::update_flags_for_output_section): New
3921 * output.cc (Output_segment::add_output_section): Call
3922 update_flags_for_output_section.
3924 2010-01-05 Ian Lance Taylor <iant@google.com>
3927 * options.h (class General_options): Add --undefined-version.
3928 * script.cc (struct Version_expression): Add was_matched_by_symbol
3930 (Version_script_info::matched_symbol): New function.
3931 (Version_script_info::get_symbol_version_helper): Call
3933 (Version_script_info::check_unmatched_names): New function.
3934 * script.h (class Version_script_info): Update declarations.
3935 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3937 * options.h (class General_options): Use DEFINE_bool_alias for
3938 allow_multiple_definition.
3939 * resolve.cc (Symbol_table::should_override): Don't test
3940 allow_multiple_definition.
3943 * options.h (class General_options): Add --cref.
3944 * main.cc (main): Print cref table if --cref. Don't close mapfile
3945 until after printing cref table.
3946 * cref.cc: Include "symtab.h".
3947 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3948 (Cref_table_compare::operator()): New function.
3949 (Cref_inputs::gather_cref): New function.
3950 (filecol): New static const.
3951 (Cref_inputs::print_cref): New function.
3952 (Cref::print_cref): New function.
3953 * cref.h: Include <cstdio>.
3954 (class Cref): Update declarations.
3955 * mapfile.h (Mapfile::file): New function.
3956 * object.h (class Object): Define Symbols. Declare virtual
3957 do_get_global_symbols.
3958 (Object::get_global_symbols): New function.
3959 * object.cc (Input_objects::add_object): Pass object to cref_ if
3961 (Input_objects::archive_start): Likewise.
3962 (Input_objects::archive_stop): Likewise.
3963 (Input_objects::print_cref): New function.
3964 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3965 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3967 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3969 * plugin.h (class Sized_pluginobj): Update declarations.
3971 2010-01-05 Ian Lance Taylor <iant@google.com>
3973 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3974 to is_default_version. Rename insdef to insdefault.
3975 (Symbol_table::add_from_relobj): Rename def to is_default_version
3976 and local to is_forced_local.
3977 (Symbol_table::add_from_pluginobj): Likewise.
3978 (Symbol_table::add_from_dynobj): Likewise.
3979 (Symbol_table::define_special_symbol): Rename insdef to
3982 2010-01-04 Ian Lance Taylor <iant@google.com>
3985 * options.h (class General_options): Add
3986 --allow-multiple-definition and -z muldefs.
3987 * resolve.cc (Symbol_table::should_override): Don't warn about a
3988 multiple symbol definition if --allow-multiple-definition or -z
3992 * options.h (class General_options): Add --add-needed and
3993 --copy-dt-needed-entries. Tweak --as-needed help entry.
3994 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3995 error if --copy-dt-needed-entries aka --add-needed is used and
3996 would cause a change in behaviour.
3999 * options.h (class General_options): Add -G as a short version of
4000 --shared. Add no-op options -assert, -g, and -i.
4002 2010-01-04 Sriraman Tallam <tmsriram@google.com>
4004 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4005 check for .text or .gnu.linkonce.t sections.
4006 * icf.cc (Icf::find_identical_sections): Ditto.
4007 Change the detection for mangled function name within the section
4009 * icf.h (is_section_foldable_candidate): New function.
4011 2009-12-30 Ian Lance Taylor <iant@google.com>
4014 * options.h (class General_options): Permit two dashes with
4015 --retain-symbols-file.
4017 2009-12-30 Ian Lance Taylor <iant@google.com>
4020 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4021 don't put the file header and segment headers in the text
4025 * common.cc (Sort_commons::operator()): Stabilize sort when both
4027 (Symbol_table::do_allocate_commons_list): When allocating common
4028 symbols, skip a symbol which is no longer common.
4029 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4030 an object before checking its type.
4031 * testsuite/common_test_2.c: New file.
4032 * testsuite/common_test_3.c: New file.
4033 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4034 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4035 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4036 (common_test_2_pic.o, common_test_2.so): New targets.
4037 (common_test_3_pic.o, common_test_3.so): New targets.
4038 * testsuite/Makefile.in: Rebuild.
4041 * script.cc (read_input_script): If we see a new SECTIONS clause,
4042 and we have added an input section, give an error.
4043 * layout.h (class Layout): Add have_added_input_section function.
4044 Add have_added_input_section_ field.
4045 * layout.cc (Layout::Layout): Initialize
4046 have_added_input_section_.
4047 (Layout::layout): Set have_added_input_section_.
4048 (Layout::layout_eh_frame): Likewise.
4050 2009-12-30 Ian Lance Taylor <iant@google.com>
4053 * options.h (class General_options): Add --sort-common option.
4054 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4055 * common.cc (Sort_common): Add sort_order parameter to
4056 constructor. Add sort_order_ field.
4057 (Sort_commons::operator): Check sort_order_.
4058 (Symbol_table::allocate_commons): Determine the sort order.
4059 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4061 (Symbol_table::do_allocate_commons_list): Likewise.
4063 2009-12-30 Ian Lance Taylor <iant@google.com>
4066 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4067 symbols from this object, don't change the visibility of an
4069 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4071 2009-12-30 Ian Lance Taylor <iant@google.com>
4074 * script.h (class Version_script_info): Define Language enum.
4075 Update declarations. Define Glob, Exact, and Lookup types. Add
4076 new fields globals_, locals_, and is_finalized_.
4077 * script.cc: Various formatting fixes.
4078 (class Parser_closure): Change language_stack_ from a vector of
4079 std::string to one of Version_script_info::Language. Adjust all
4081 (class Lazy_demangler): Remove.
4082 (struct Version_expression): Change language from std::string to
4083 Version_script_info::Language.
4084 (Version_script_info::Version_script_info): New function.
4085 (Version_script_info::~Version_script_info): Don't call clear.
4086 (Version_script_info::finalize): New function.
4087 (Version_script_info::build_lookup_tables): New function.
4088 (Version_script_info::build_expression_list_lookup): New
4090 (Version_script_info::get_symbol_version_helper): Rewrite to use
4092 (Version_script_info::print_expression_list): Adjust to use
4093 Version_script_info::Language.
4094 (script_push_lex_into_version_mode): Check that the version script
4095 has not been finalized.
4096 (version_script_push_lang): Change language string to
4097 Version_script_info::Language.
4098 * options.cc (Command_line::version_script): New function.
4099 * options.h (class General_options): Add finalize_dynamic_list
4100 function. Change version_script from declaration to definition.
4101 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4102 * testsuite/version_script.map: Remove duplicate def of foo.
4103 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4105 * testsuite/Makefile.in: Rebuild.
4107 2009-12-30 Ian Lance Taylor <iant@google.com>
4110 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4111 if the input symbol index is 0, make the output symbol index 0.
4113 2009-12-30 Ian Lance Taylor <iant@google.com>
4116 * options.h (class General_options): Add -x/--discard-all.
4117 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4118 --discard-all. If the local symbol needs a dynamic entry, check
4119 that before handling --discard-locals.
4121 2009-12-30 Ian Lance Taylor <iant@google.com>
4124 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4126 (Output_segment::add_output_section): Don't change the flags if
4130 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4131 GNU hash table if they need a dynamic value. Otherwise, don't add
4132 them if they are defined in a dynamic object or are forced local.
4134 2009-12-29 Ian Lance Taylor <iant@google.com>
4137 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4138 .gnu.hash table for a 32-bit target.
4141 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4142 regular and a dynamic object only needs a dynamic symbol table
4143 entry if it is externally visible.
4146 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4147 constructor. Add global_offset_table_ field.
4148 (Target_i386::got_section): Set global_offset_table_.
4149 (Target_i386::do_finalize_sections): Set global_offset_table_
4151 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4152 in constructor. Add global_offset_table_ field.
4153 (Target_x86_64::got_section): Set global_offset_table_.
4154 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4157 * layout.cc (Layout::Layout): Initialize increase_relro_.
4158 (Layout::get_output_section): Add is_relro, is_last_relro, and
4159 is_first_non_relro parameters. Change all callers.
4160 (Layout::choose_output_section): Likewise.
4161 (Layout::add_output_section_data): Likewise.
4162 (Layout::make_output_section): Likewise.
4163 (Layout::set_segment_offsets): Clear increase_relro when using a
4165 * layout.h (class Layout): Add increase_relro method. Add
4166 increase_relro_ field. Update declarations.
4167 * output.cc (Output_section::Output_section): Initialize
4168 is_last_relro_ and is_first_non_relro_.
4169 (Output_segment::add_output_section): Group relro sections is
4170 do_sort is true. Handle is_last_relro and is_first_non_relro.
4171 (Output_segment::maximum_alignment): Remove relro handling.
4172 (Output_segment::set_section_addresses): Add increase_relro
4173 parameter. Change all callers. Add initial alignment to align
4174 relro sections on separate page. Remove old relro handling.
4175 (Output_segment::set_section_list_addresses): Remove in_relro
4176 parameter. Change all callers.
4177 (Output_segment::set_offset): Add increase parameter. Change all
4178 callers. Remove old relro handling.
4179 * output.h (class Output_section): Add new methods: is_last_relro,
4180 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4181 Add is_last_relro_ and is_first_non_relro_ fields.
4182 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4183 Create separate .got.plt section. Call increase_relro.
4184 * x86_64.cc (Target_x86_64::got_section): Likewise.
4185 * testsuite/relro_script_test.t: Add .got.plt.
4188 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4189 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4190 (Layout::finalize): Call set_dynamic_symbol_size.
4191 (Layout::set_dynamic_symbol_size): New function.
4192 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4193 set_dynamic_symbol_size.
4196 * output.h (class Output_section): Add is_entsize_zero_ field.
4197 * output.cc (Output_section::Output_section): Initialize
4199 (Output_section::set_entsize): If two different entsizes are
4200 requested, force it to zero.
4201 (Output_section::add_input_section): Set flags for .debug_str
4202 before updating section flags. Set entsize.
4203 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4204 and SHF_STRING if all input sections have those flags.
4206 2009-12-29 Rafael Espindola <espindola@google.com>
4208 * main.cc (main): Fix the sys time reporting.
4209 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4212 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4214 * options.cc (General_options::parse_version): Allow -v to exit
4215 without an error if there is nothing to link.
4217 2009-12-29 Ian Lance Taylor <iant@google.com>
4219 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4220 using a version of gcc before 4.1.
4221 * configure: Rebuild.
4223 2009-12-28 Chris Demetriou <cgd@google.com>
4225 * attributes.cc (Output_attributes_section_data::do_write): Use
4226 std::vector::front rather than std::vector::data.
4228 2009-12-28 Ian Lance Taylor <iant@google.com>
4230 * symtab.h (class Symbol_table): Add enum Defined.
4231 * resolve.cc (Symbol_table::should_override): Add defined
4232 parameter. Change all callers. Test whether object is NULL
4233 before calling a method on it.
4234 (Symbol_table::report_resolve_problem): Add defined parameter.
4236 (Symbol_table::should_override_with_special): Likewise.
4237 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4238 parameter. Change all callers.
4239 (Symbol_table::do_define_in_output_data): Likewise.
4240 (Symbol_table::define_in_output_segment): Likewise.
4241 (Symbol_table::do_define_in_output_segment): Likewise.
4242 (Symbol_table::define_as_constant): Likewise.
4243 (Symbol_table::do_define_as_constant): Likewise.
4244 * script.h (class Symbol_assignment): Add is_defsym parameter to
4245 constructor; change all callers.
4246 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4247 parameter. Change all callers. Add is_defsym_ field.
4248 (class Parser_closure): Add parsing_defsym parameter to
4249 constructor; change all callers. Add parsing_defsym accessor
4250 function. Add parsing_defsym_ field.
4252 2009-12-28 Ian Lance Taylor <iant@google.com>
4254 * gold.cc (queue_middle_tasks): Fix formatting.
4255 * object.cc (Relobj::is_section_name_included): Likewise.
4257 2009-12-23 Ian Lance Taylor <iant@google.com>
4259 * i386.cc (Target_i386::do_calls_non_split): Recognize
4260 -fsplit-stack prologue for a function with a static chain.
4261 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4262 -fsplit-stack prologue when using %r11.
4264 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4266 * options.cc (General_options::parse_version): Make -v continue and do
4267 the link like GNU ld does.
4269 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4271 * Makefile.am (CCFILES): Add timer.cc.
4272 (HFILES): Add timer.h.
4273 * configure.ac: Check for sysconf and times.
4274 * main.cc: include timer.h.
4275 (main): Use Timer instead of get_run_time.
4278 * workqueue.cc: include timer.h.
4279 (Workqueue::find_and_run_task):
4280 Report user, sys and wall time.
4281 * Makefile.in: Regenerate.
4282 * config.in: Regenerate.
4283 * configure: Regenerate.
4285 2009-12-16 Doug Kwan <dougkwan@google.com>
4287 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4289 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4290 relaxed input sections.
4291 * output.cc (Output_section::find_relaxed_input_section): Change
4292 return type to Output_relaxed_input_section pointer. Adjust code
4293 for new type of relaxed_input_section_map_.
4294 * output.h (Output_section::find_relaxed_input_section): Change
4295 return type to Output_relaxed_input_section pointer.
4296 (Output_section::Output_relaxed_input_section_by_input_section_map):
4298 (Output_section::relaxed_input_section_map_): Change type to
4299 Output_section::Output_relaxed_input_section_by_input_section_map.
4300 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4303 2009-12-15 Ian Lance Taylor <iant@google.com>
4305 * layout.cc (Layout::create_shstrtab): Only write out after input
4306 sections if we are compressing debug sections.
4308 2009-12-15 Ian Lance Taylor <iant@google.com>
4310 * archive.cc (Archive::add_symbols): Only look up a symbol without
4311 a version if there is, in fact, a version.
4313 2009-12-14 Ian Lance Taylor <iant@google.com>
4315 Revert -Wshadow changes, all changes from:
4316 2009-12-11 Doug Kwan <dougkwan@google.com>
4317 2009-12-11 Nick Clifton <nickc@redhat.com>
4318 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4320 2009-12-11 Doug Kwan <dougkwan@google.com>
4322 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4324 * attributes.cc (Object_attribute::size): Ditto.
4325 (Attributes_section_data::size): Ditto.
4326 (Attributes_section_data::Attributes_section_data): Ditto.
4327 (Output_attributes_section_data::do_write): Ditto.
4328 * attributes.h (Object_attribute::set_type): Ditto.
4329 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4331 2009-12-11 Nick Clifton <nickc@redhat.com>
4333 * archive.cc: Fix shadowed variable warnings.
4335 * compressed_output.cc: Likewise.
4336 * compressed_output.h: Likewise.
4337 * configure: Likewise.
4338 * dwarf_reader.cc: Likewise.
4339 * dynobj.cc: Likewise.
4340 * dynobj.h: Likewise.
4341 * ehframe.cc: Likewise.
4342 * ehframe.h: Likewise.
4343 * errors.cc: Likewise.
4344 * expression.cc: Likewise.
4345 * fileread.cc: Likewise.
4346 * fileread.h: Likewise.
4347 * freebsd.h: Likewise.
4348 * i386.cc: Likewise.
4350 * incremental.h: Likewise.
4351 * layout.cc: Likewise.
4352 * layout.h: Likewise.
4353 * mapfile.cc: Likewise.
4354 * merge.cc: Likewise.
4355 * merge.h: Likewise.
4356 * object.cc: Likewise.
4357 * object.h: Likewise.
4358 * options.h: Likewise.
4359 * output.cc: Likewise.
4360 * output.h: Likewise.
4361 * parameters.cc: Likewise.
4362 * plugin.cc: Likewise.
4363 * powerpc.cc: Likewise.
4364 * reduced_debug_output.cc: Likewise.
4365 * reduced_debug_output.h: Likewise.
4366 * reloc.cc: Likewise.
4367 * reloc.h: Likewise.
4368 * resolve.cc: Likewise.
4369 * script-sections.cc: Likewise.
4370 * script.cc: Likewise.
4371 * script.h: Likewise.
4372 * sparc.cc: Likewise.
4373 * symtab.cc: Likewise.
4374 * symtab.h: Likewise.
4375 * target-select.cc: Likewise.
4376 * target-select.h: Likewise.
4377 * token.h: Likewise.
4378 * workqueue.cc: Likewise.
4379 * workqueue.h: Likewise.
4380 * x86_64.cc: Likewise.
4382 2009-12-10 Doug Kwan <dougkwan@google.com>
4384 * arm.cc (attributes.h): New include.
4385 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4386 (Arm_relobj::~Arm_relobj): Delete object pointed by
4387 attributes_section_data_.
4388 (Arm_relobj::attributes_section_data): New method definition.
4389 (Arm_relobj::attributes_section_data_): New data member declaration.
4390 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4391 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4392 attributes_section_data_.
4393 (Arm_dynobj::attributes_section_data): New method definition.
4394 (Arm_dynobj::attributes_section_data_): New data member declaration.
4395 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4396 initialization value of may_use_blx_ to false.
4397 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4398 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4399 object attributes to compute results instead of hard-coding.
4400 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4401 Target_arm::get_secondary_compatible_arch,
4402 Target_arm::set_secondary_compatible_arch
4403 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4404 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4405 New method declarations.
4406 (Target_arm::get_aeabi_object_attribute): New method definition.
4407 (Target_arm::attributes_section_data_): New data member declaration.
4408 (read_arm_attributes_section): New template definition.
4409 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4410 (Arm_dynobj::do_read_symbols): Ditto.
4411 (Target_arm::do_finalize_sections): Merge attributes sections from
4412 input. Check for BLX use after attributes section merging.
4413 Fix __exidx_start and __exidx_end visibility. Create an
4414 .ARM.attributes section if necessary.
4415 (Target_arm::get_secondary_compatible_arch,
4416 Target_arm::set_secondary_compatible_arch,
4417 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4418 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4419 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4420 New method definitions.
4422 2009-12-09 Ian Lance Taylor <iant@google.com>
4424 * plugin.cc (Plugin::load): Don't cast from void* to a function
4427 2009-12-09 Ian Lance Taylor <iant@google.com>
4429 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4432 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4434 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4435 Replace two_file_shared_1.so with two_file_shared_2.so.
4436 * testsuite/Makefile.in: Regenerated.
4438 2009-12-08 Doug Kwan <dougkwan@google.com>
4440 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4441 (HFILES): Add attributes.h and int_encoding.h.
4442 * Makefile.in: Regenerate.
4443 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4444 function definitions to int_encoding.cc
4445 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4446 prototypes to int_encoding.h
4447 * reduced_debug_output.cc (int_encoding.h): New include.
4448 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4449 function definitions to int_encoding.cc
4450 (insert_into_vector, read_from_pointer): Move template definitions to
4452 * attributes.cc: New file.
4453 * attributes.h: New file.
4454 * int_encoding.cc: New file.
4455 * int_encoding.h: New file.
4457 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4460 * incremental-dump.cc (dump_incremental_inputs): New.
4461 (main): Use dump_incremental_inputs.
4463 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4466 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4467 checking elfcpp::STT_FUNC.
4468 (Target_i386::Relocate::relocate): Likewise.
4469 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4471 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4472 symbols from shared libraries into normal FUNC symbols.
4474 * symtab.h (Symbol): Add is_func and use it.
4476 2009-12-05 Doug Kwan <dougkwan@google.com>
4478 * arm.cc (Target_arm::arm_info): Initialize new fields
4479 attributes_section and attributes_vendor.
4480 * i386.cc (Target_i386::i386_info): Same.
4481 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4482 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4483 fields attributes_section and attributes_vendor.
4484 * sparc.cc (Target_sparc::sparc_info): Same.
4485 * target.h (Target::attributes_section, Target::attributes_vendor,
4486 Target::is_attributes_section, Target::attribute_arg_type,
4487 Target::attributes_order): New method definitions.
4488 (Target::Target_info::attributes_section,
4489 Target::Target_info::attributes_vendor): New fields.
4490 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4491 virtual method definitions.
4492 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4493 attributes_section and attributes_vendor.
4494 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4496 2009-12-05 Doug Kwan <dougkwan@google.com>
4498 * arm.cc: Update comments about interworking and stub generation.
4499 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4500 considered as non-PIC.
4501 (Arm_relocate_functions::base_abs): Fix formatting.
4502 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4503 of function to use GOT entry address instead of offset.
4504 (Target_arm::Scan::global): Issue an error if a symbol would need a
4505 PLT does not get one because it is untyped. Remove code to create
4506 dynamic symbols for relative branches.
4507 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4508 takes unsigned integer instead of boolean.
4510 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4512 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4513 (two_file_test_LDADD): Likewise.
4514 (common_test_1_LDADD): Likewise.
4515 (exception_test_LDADD) Likewise.
4516 (weak_test_LDADD): Likewise.
4517 (many_sections_test_LDADD): Likewise.
4518 (initpri1_LDADD): Likewise.
4519 (script_test_1_LDADD): Likewise.
4520 (script_test_2_LDADD): Likewise.
4521 (justsyms_LDADD): Likewise.
4522 (binary_test_LDADD): Likewise.
4523 (large_LDADD): Likewise.
4524 * testsuite/Makefile.in: Regenerated.
4526 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4528 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4529 (Symbol_table::override_with_special): Likewise.
4530 (Symbol_table::add_from_object): Likewise.
4532 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4534 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4535 Don't set the data_offset twice.
4537 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4539 * testsuite/Makefile.in: Regenerate.
4541 2009-12-03 Doug Kwan <dougkwan@google.com>
4543 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4544 (Target_arm::do_finalize_sections): Add parameter for symbol table
4545 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4546 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4547 parameter for symbol table pointer.
4548 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4549 an additional parameter for a pointer to symbol table.
4550 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4551 parameter for a symbol table pointer.
4552 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4553 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4555 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4556 parameter for a symbol table pointer.
4558 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4560 * incremental.cc (Incremental_inputs_header)
4561 (Incremental_inputs_header_write, Incremental_inputs_entry)
4562 (Incremental_inputs_entry_write): Move ...
4563 * incremental.h (Incremental_inputs_header)
4564 (Incremental_inputs_header_write, Incremental_inputs_entry)
4565 (Incremental_inputs_entry_write): here.
4567 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4569 * incremental.cc (make_sized_incremental_binary): Set the target.
4570 Error if it is incompatible.
4571 * output.h (Output_file): Add filename method.
4573 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4575 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4576 from the get_* methods.
4578 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4580 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4581 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4582 Write 0 for the data_offset of scripts.
4584 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4586 * testsuite/Makefile.am: Add the incremental_test.sh test.
4587 * testsuite/incremental_test.sh: New.
4588 * testsuite/incremental_test_1.c: New.
4589 * testsuite/incremental_test_2.c: New.
4591 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4593 * incremental-dump.cc (main): Fix typos.
4595 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4598 * incremental-dump.cc (main): Use llu to print 64 bit values.
4600 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4601 H.J. Lu <hongjiu.lu@intel.com>
4603 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4605 (incremental_dump_LDADD): Likewise.
4606 * Makefile.in: Regenerated.
4608 2009-11-25 Doug Kwan <dougkwan@google.com>
4612 2009-11-25 Doug Kwan <dougkwan@google.com>
4614 * arm.cc (Target_arm::Target_arm): Move method definition
4615 outside of class definition. Add code to handle
4616 --target1-rel, --target1-abs and --target2= options.
4617 (Target_arm::get_reloc_reloc_type): Change method to be
4618 non-static and const.
4619 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4620 New data member declaration.
4621 (Target_arm::Scan::local, Target_arm::Scan::global,
4622 Target_arm::Relocate::relocate,
4623 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4624 Adjust call to Target_arm::get_real_reloc_type.
4625 (Target_arm::get_real_reloc_type): Use command line options
4626 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4627 * options.h (--target1-rel, --target1-abs, --target2): New
4630 2009-11-25 Doug Kwan <dougkwan@google.com>
4632 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4633 class definition. Add code to handle --target1-rel, --target1-abs
4634 and --target2= options.
4635 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4637 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4639 (Target_arm::Scan::local, Target_arm::Scan::global,
4640 Target_arm::Relocate::relocate,
4641 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4642 call to Target_arm::get_real_reloc_type.
4643 (Target_arm::get_real_reloc_type): Use command line options to
4644 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4645 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4648 2009-11-25 Doug Kwan <dougkwan@google.com>
4650 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4651 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4652 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4654 (Arm_relocate_functions::thm_call): Replace body with a call to
4655 Arm_relocate_functions::thumb_branch_common.
4656 (Arm_relocate_functions::thm_jump24,
4657 Arm_relocate_functions::thm_xpc22): New method definitions.
4658 (Arm_relocate_functions::thumb_branch_common): New method definition.
4659 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4661 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4662 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4664 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4666 * Makefile.am: Build incremental-dump
4667 * Makefile.in: Regenerate.
4668 * incremental-dump.cc: New.
4669 * incremental.cc (Incremental_inputs_header_data,
4670 Incremental_inputs_entry_data): Move to incremental.h
4671 * incremental.h: (Incremental_inputs_header_data,
4672 Incremental_inputs_entry_data): Move from incremental.cc
4674 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4676 * incremental.cc (Incremental_inputs_header,
4677 Incremental_inputs_header_write, Incremental_inputs_entry,
4678 Incremental_inputs_entry_write): Add a typedef with the data type.
4680 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4682 * incremental.cc (Incremental_inputs_header,
4683 Incremental_inputs_header_write, Incremental_inputs_entry,
4684 Incremental_inputs_entry_write): Update comment about which
4685 type has the filed descriptions.
4687 2009-11-15 Doug Kwan <dougkwan@google.com>
4689 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4690 (Arm_relocate_functions::arm_branch_common): Change method defintion
4691 in class definition to a method declaration and update list of formal
4693 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4694 Arm_relocation_functions::jump24): Adjust call to
4695 Arm_relocate_functions::arm_branch_common. Update list of formal
4697 (Arm_relocate_functions::xpc25): New method definition.
4698 (Arm_relocate_functions::arm_branch_common): Move method defintion
4699 out from class definition. Use stubs for mode-switching and extending
4701 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4702 specially. Change code to enable use of stubs in ARM branches.
4704 2009-11-10 Doug Kwan <dougkwan@google.com>
4706 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4707 in method declaration.
4708 (Target_arm::relocate_stub): New method declaration.
4709 (Target_arm::default_target): Change to return a pointer instead of
4711 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4712 Target_arm::default_target.
4713 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4715 (Target_arm::relocate_section): Adjust view.
4716 (Target_arm::relocate_stub): New method definition.
4718 2009-11-10 Doug Kwan <dougkwan@google.com>
4720 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4722 * incremental.cc (open_incremental_binary): Initialized local
4723 variables to avoid warnings.
4724 * object.cc (make_elf_object): Ditto.
4725 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4728 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4731 * testsuite/plugin_test.c: Include "config.h".
4733 2009-11-09 Doug Kwan <dougkwan@google.com>
4735 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4736 (arm_symbol_value): Remove.
4737 (Arm_relocate_functions::arm_branch_common,
4738 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4739 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4740 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4741 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4742 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4743 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4744 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4745 Arm_relocate_functions::thm_mobw_abs_nc,
4746 Arm_relocate_functions::thm_mov_abs,
4747 Arm_relocate_functions::movw_prel_nc,
4748 Arm_relocate_functions::thm_movt_abs,
4749 Arm_relocate_functions::movt_prel,
4750 Arm_relocate_functions::thm_movw_prel_nc,
4751 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4752 (Target_arm::Relocate::relocate): Only decompose address into two
4753 parts if relocation type uses the thumb-bit and pass the actual
4754 bit instead of a flag indicating that the thumb-bit is used. Adjust
4755 calls to methods in Arm_relocate_functions for this change.
4757 2009-11-08 Ian Lance Taylor <iant@google.com>
4760 * reloc.cc: Instantiate
4761 Sized_relobj::initialize_input_to_output_maps and
4762 Sized_relobj:free_input_to_output_maps.
4764 2009-11-06 Ian Lance Taylor <iant@google.com>
4767 * defstd.cc (in_segment): Set only_if_ref true for "end".
4769 2009-11-06 Doug Kwan <dougkwan@google.com>
4771 * arm.cc (class Reloc_stub): Correct a comment.
4772 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4773 (Target_arm::scan_section_for_stubs): New method declaration.
4774 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4775 Change methods from private to protected.
4776 (Target_arm::do_may_relax): New method definition.
4777 (Target_arm::do_relax, Target_arm::group_sections,
4778 Target_arm::scan_reloc_for_stub,
4779 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4780 (Target_arm::arm_input_section_map_): New data member declaration.
4781 (Target_arm::scan_reloc_for_stub,
4782 Target_arm::scan_reloc_section_for_stubs,
4783 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4784 Target_arm::do_relax): New method definitions.
4786 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4788 * configure.ac: Check for (struct stat)::st_mtim
4789 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4790 * config.in: Regenerate.
4791 * configure: Regenerate.
4793 2009-11-05 Ian Lance Taylor <iant@google.com>
4796 * output.cc (Output_segment::add_output_section): Add missing
4799 2009-11-04 Ian Lance Taylor <iant@google.com>
4802 * object.h (class Object): Add is_needed and set_is_needed
4803 methods. Add is_needed_ field. Make bool fields into bitfields.
4804 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4805 defined in a dynamic object and referenced by a regular object,
4806 set is_needed for the dynamic object.
4807 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4808 if the file is marked with as_needed and it is not needed.
4810 2009-11-04 Ian Lance Taylor <iant@google.com>
4813 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4814 tags if data is discarded by linker script.
4815 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4816 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4817 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4818 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4820 2009-11-04 Ian Lance Taylor <iant@google.com>
4822 * layout.cc (Layout::get_output_section): Add is_interp and
4823 is_dynamic_linker_section parameters. Change all callers.
4824 (Layout::choose_output_section): Likewise.
4825 (Layout::make_output_section): Likewise.
4826 (Layout::add_output_section_data): Add is_dynamic_linker_section
4827 parameter. Change all callers.
4828 * layout.h (class Layout): Update declarations.
4829 * output.h (class Output_section): Add is_interp, set_is_interp,
4830 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4831 Add is_interp_, is_dynamic_linker_section_ fields. Change
4832 generate_code_fills_at_write_ to a bitfield.
4833 * output.cc (Output_section::Output_sections): Initialize new
4835 (Output_segment::add_output_section): Add do_sort parameter.
4838 2009-11-03 Ian Lance Taylor <iant@google.com>
4841 * options.h (class General_options): Add --warn-common.
4842 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4843 merging two common symbols.
4844 (Symbol_table::should_override): Handle --warn-common when merging
4845 a common symbol with a defined symbol. Use report_resolve_problem
4846 for multiple definitions.
4847 (Symbol_table::report_resolve_problem): New function.
4848 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4850 2009-11-03 Doug Kwan <dougkwan@google.com>
4852 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4854 (Target_arm::stub_factory): New method definition.
4855 (Target_arm::new_arm_input_section,
4856 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4857 Target_arm::reloc_uses_thumb_bit): New method declarations.
4858 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4859 New type definitions.
4860 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4861 member declarations.
4862 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4863 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4864 New method definitions.
4866 2009-11-03 Ian Lance Taylor <iant@google.com>
4868 * options.h (class General_options): Add --warn_constructors.
4870 2009-11-03 Ian Lance Taylor <iant@google.com>
4873 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4874 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4876 2009-11-03 Ian Lance Taylor <iant@google.com>
4879 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4880 --msgid-bugs-address.
4881 (install-pdf): New target.
4882 (install-data_yes): Look up one directory to find mkinstalldirs.
4884 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4886 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4889 2009-10-30 Doug Kwan <dougkwan@google.com>
4891 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4893 2009-10-30 Doug Kwan <dougkwan@google.com>
4895 * arm.cc (Stub_addend_reader): New struct template definition
4896 and partial specializations.
4897 (Stub_addend_reader::operator()): New method definition for a
4898 partially specialized template.
4900 2009-10-30 Doug Kwan <dougkwan@google.com>
4902 * arm.cc (Arm_relobj::processor_specific_flags): New method
4904 (Arm_relobj::do_read_symbols): New method declaration.
4905 (Arm_relobj::processor_specific_flags_): New data member declaration.
4906 (Arm_dynobj): New class definition.
4907 (Target_arm::do_finalize_sections): Add input_objects parameter.
4908 (Target_arm::do_adjust_elf_header): New method declaration.
4909 (Target_arm::are_eabi_versions_compatible,
4910 (Target_arm::merge_processor_specific_flags): New method declaration.
4911 (Target_arm::do_make_elf_object): New overloaded method definitions
4913 (Arm_relobj::do_read_symbols): New method definition.
4914 (Arm_dynobj::do_read_symbols): Ditto.
4915 (Target_arm::do_finalize_sections): Add input_objects parameters.
4916 Merge processor-specific flags from all input objects.
4917 (Target_arm::are_eabi_versions_compatible,
4918 Target_arm::merge_processor_specific_flags,
4919 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4920 New method definitions.
4921 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4922 Input_objects pointer type parameter.
4923 * layout.cc (Layout::finalize): Pass input objects to target's.
4924 finalize_sections function.
4925 * output.cc (Output_file_header::do_sized_write): Set ELF file
4926 header's processor-specific flags.
4927 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4928 Input_objects pointer type parameter.
4929 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4930 * target.h (Input_objects): New forward class declaration.
4931 (Target::processor_specific_flags,
4932 Target::are_processor_specific_flags_sect): New method definitions.
4933 (Target::finalize_sections): Add input_objects parameter.
4934 (Target::Target): Initialize processor_specific_flags_ and
4935 are_processor_specific_flags_set_.
4936 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4938 (Target::set_processor_specific_flags): New method definition.
4939 (Target::processor_specific_flags_,
4940 Target::are_processor_specific_flags_set_): New data member
4942 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4943 Input_objects pointer type parameter.
4945 2009-10-30 Doug Kwan <dougkwan@google.com>
4947 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4949 2009-10-28 Ian Lance Taylor <iant@google.com>
4951 * object.h (class Relobj): Drop options parameter from
4952 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4953 do_scan_relocs, do_relocate. Change all callers.
4954 (class Sized_relobj): Drop options parameters from
4955 do_gc_process_relocs, do_scan_relocs, do_relocate,
4956 do_relocate_sections, relocate_sections, emit_relocs_scan,
4957 emit_relocs_scan_reltype. Change all callers.
4958 (struct Relocate_info): Remove options field and all references to
4960 * reloc.h (class Read_relocs): Remove options constructor
4961 parameter and options_ field. Change all callers.
4962 (class Gc_process_relocs, class Scan_relocs): Likewise.
4963 (class Relocate_task): Likewise.
4964 * target-reloc.h (scan_relocs): Remove options parameter. Change
4966 (scan_relocatable_relocs): Likewise.
4967 * target.h (class Sized_target): Remove options parameter from
4968 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4970 * gc.h (gc_process_relocs): Remove options parameter. Change all
4972 * arm.cc: Update functions to remove options parameters.
4973 * i386.cc: Likewise.
4974 * powerpc.cc: Likewise.
4975 * sparc.cc: Likewise.
4976 * x86_64.cc: Likewise.
4977 * testsuite/testfile.cc: Likewise.
4979 2009-10-28 Doug Kwan <dougkwan@google.com>
4981 * arm.cc (Arm_relobj): New class definition.
4982 (Arm_relobj::scan_sections_for_stubs,
4983 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4984 New method definitions.
4986 2009-10-28 Cary Coutant <ccoutant@google.com>
4988 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4989 (Plugin::cleanup_done_): New member.
4990 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4991 (Plugin_manager::cleanup_done_): Remove.
4992 (Plugin_manager::add_input_file): Edit error message.
4993 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4994 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4996 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4998 * fileread.cc: (File_read::View::~View): Use the new
4999 data_ownership_ filed.
5000 (File_read::~File_read): Dispose the new whole_file_view_.
5001 (File_read::open): Mmap the whole file if needed.
5002 (File_read::open): Use whole_file_view_ instead of contents_.
5003 (File_read::find_view): Use whole_file_view_ if applicable.
5004 (File_read::do_read): Use whole_file_view_ instead of contents_.
5005 (File_read::make_view): Use whole_file_view_ instead of contents_,
5006 update File_read::View::View call.
5007 (File_read::find_or_make_view): Update File_read::View::View
5009 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5011 (File_read::View::Data_ownership): New enum.
5012 (File_read::View::View): Replace bool mapped_ with Data_ownership
5014 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5015 (File_read::View::data_ownership_): New field.
5016 (File_read::contents_): Remove (replaced by whole_file_view_).
5017 (File_read::whole_file_view_): New field.
5018 * options.h (class General_options): Add --keep-files-mapped.
5020 2009-10-27 Cary Coutant <ccoutant@google.com>
5022 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5023 * testsuite/Makefile.am (plugin_test_5): New test case.
5024 * testsuite/Makefile.in: Regenerate.
5026 2009-10-25 Doug Kwan <dougkwan@google.com>
5028 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5029 from private to protected to allow access by child class.
5030 (Sized_relobj::do_relocate_sections): New method declaration.
5031 (Sized_relobj::relocate_sections): Virtualize.
5032 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5033 Sized_relobj::relocate_sections. Instantiate template explicitly
5034 for different target sizes and endianity.
5036 2009-10-24 Doug Kwan <dougkwan@google.com>
5038 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5039 (Arm_input_section::as_arm_input_section): New method.
5040 (Arm_output_section): New class definition.
5041 (Arm_output_section::create_stub_group,
5042 Arm_output_section::group_sections): New method definitions.
5044 2009-10-22 Doug Kwan <dougkwan@google.com>
5046 * arm.cc (Arm_input_section): New class definition.
5047 (Arm_input_section::init, Arm_input_section:do_write,
5048 Arm_input_section::set_final_data_size,
5049 Arm_input_section::do_reset_address_and_file_offset): New method
5052 2009-10-21 Doug Kwan <dougkwan@google.com>
5054 * arm.cc (Stub_table, Arm_input_section): New forward class
5056 (Stub_table): New class defintion.
5057 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5058 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5059 New method definition.
5061 2009-10-21 Doug Kwan <dougkwan@google.com>
5063 * arm.cc: Update copyright comments.
5064 (Target_arm): New forward class template declaration.
5065 (Arm_address): New type.
5066 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5067 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5068 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5070 (Insn_template): Same.
5071 (DEF_STUBS): New macro.
5072 (Stub_type): New enum type.
5073 (Stub_template): New class definition.
5076 (Stub_factory): Same.
5077 (Target_arm::Target_arm): Initialize may_use_blx_ and
5078 should_force_pic_veneer_.
5079 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5080 Target_arm::should_force_pic_veneer,
5081 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5082 Target_arm::using_thumb_only, Target_arm:;default_target): New
5084 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5085 New data member declarations.
5086 (Insn_template::size, Insn_template::alignment): New method defintions.
5087 (Stub_template::Stub_template): New method definition.
5088 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5089 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5090 (Stub_factory::Stub_factory): New method definition.
5091 * gold.h (string_hash): New template.
5092 * output.h (Input_section_specifier::hash_value): Use
5094 (Input_section_specifier::string_hash): Remove.
5095 * stringpool.cc (Stringpool_template::string_hash): Use
5098 2009-10-20 Doug Kwan <dougkwan@google.com>
5100 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5101 symbols of relaxed input sections.
5102 * output.h (Output_section::find_relaxed_input_section): Make
5105 2009-10-16 Doug Kwan <dougkwan@google.com>
5107 * dynobj.cc (Versions::Versions): Initialize version_script_.
5108 Only insert base version symbol definition for a shared object
5109 if version script defines any version versions.
5110 (Versions::define_base_version): New method definition.
5111 (Versions::add_def): Check that base version is not needed.
5112 (Versions::add_need): Define base version lazily.
5113 * dynobj.h (Versions::define_base_version): New method declaration.
5114 (Versions::needs_base_version_): New data member declaration.
5115 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5116 (check_DATA): Add no_version_test.stdout.
5117 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5119 * testsuite/Makefile.in: Regenerate.
5120 * testsuite/no_version_test.c: New file.
5121 * testsuite/no_version_test.sh: Ditto.
5123 2009-10-16 Doug Kwan <dougkwan@google.com>
5125 * expression.cc (class Segment_start_expression): New class definition.
5126 (Segment_start_expression::value): New method definition.
5127 (script_exp_function_segment_start): Return a new
5128 Segment_start_expression.
5129 * gold/script-c.h (script_saw_segment_start_expression): New function
5131 * script-sections.cc (Script_sections::Script_sections): Initialize
5132 SAW_SEGMENT_START_EXPRESSION_ to false.
5133 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5134 and -Tbbs options to specify section addresses if given in
5135 command line and no SEGMENT_START expression is seen in a script.
5136 * script-sections.h (Script_sections::saw_segment_start_expression,
5137 Script_sections::set_saw_segment_start_expression): New method
5139 (Script_sections::saw_segment_start_expression_): New data member
5141 * script.cc (script_saw_segment_start_expression): New function.
5142 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5143 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5144 script_test_7.sh and script_test_8.sh.
5145 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5146 script_test_8.stdout.
5147 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5148 (script_test_6, script_test_6.stdout, script_test_7,
5149 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5150 * Makefile.in: Regenerate.
5151 * testsuite/script_test_6.sh: New file.
5152 * testsuite/script_test_6.t: Same.
5153 * testsuite/script_test_7.sh: Same.
5154 * testsuite/script_test_7.t: Same.
5155 * testsuite/script_test_8.sh: Same.
5157 2009-10-16 Doug Kwan <dougkwan@google.com>
5159 * output.cc (Output_segment::set_section_list_address): Cast
5160 expressions to unsigned long long type to avoid format warnings.
5162 2009-10-15 Ian Lance Taylor <iant@google.com>
5164 * script.cc (Script_options::add_symbol_assignment): Always add a
5165 dot assignment to script_sections_.
5166 * script-sections.cc (Script_sections::add_dot_assignment):
5167 Initialize if necessary.
5169 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5170 program headers with no load segment if there is a linker script.
5172 * layout.cc (Layout::set_segment_offsets): Align the file offset
5173 to the segment aligment for -N or -n with no load segment.
5174 * output.cc (Output_segment::add_output_section): Don't crash if
5175 the first section is a TLS section.
5176 (Output_segment::set_section_list_addresses): Print an error
5177 message if the address moves backward in a linker script.
5178 * script-sections.cc
5179 (Output_section_element_input::set_section_addresses): Don't
5180 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5181 (Orphan_output_section::set_section_addresses): Likewise.
5183 2009-10-15 Doug Kwan <dougkwan@google.com>
5185 * layout.cc (Layout::finish_dynamic_section): Generate tags
5186 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5187 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5188 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5190 2009-10-14 Ian Lance Taylor <iant@google.com>
5192 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5194 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5195 data_shdr fields of relinfo.
5196 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5197 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5198 R_386_TLS_LDO_32, adjust based on section flags.
5199 (Target_i386::Relocate::fix_up_ldo): Remove.
5201 2009-10-13 Ian Lance Taylor <iant@google.com>
5203 Add support for -pie.
5204 * options.h (class General_options): Add -pie and
5206 (General_options::output_is_position_independent): Test -pie.
5207 (General_options::output_is_executable): Return true if not shared
5208 and not relocatable.
5209 (General_options::output_is_pie): Remove.
5210 * options.cc (General_options::finalize): Reject incompatible uses
5212 * gold.cc (queue_middle_tasks): A -pie link is not static.
5213 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5214 * symtab.cc (Symbol::final_value_is_known): Return false if
5215 output_is_position_independent.
5216 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5217 output_is_position_independent.
5218 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5219 output_is_position_independent.
5220 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5221 output_is_position_independent.
5222 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5224 (basic_pie_test.o, basic_pie_test): New targets.
5225 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5226 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5227 (two_file_pie_test): New target.
5228 * testsuite/Makefile.in: Rebuild.
5229 * README: Remove note saying that -pie is not supported.
5231 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5233 * options.h (class General_options): Add -init and -fini.
5234 * layout.cc (Layout::finish_dynamic_section): Emit
5235 given init and fini functions.
5237 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5239 * gc.h (gc_process_relocs): Check if icf is enabled using new
5241 * gold.cc (queue_initial_tasks): Likewise.
5242 (queue_middle_tasks): Likewise.
5243 * object.cc (do_layout): Likewise.
5244 * symtab.cc (is_section_folded): Likewise.
5245 * main.cc (main): Likewise.
5246 * reloc.cc (Read_relocs::run): Likewise.
5247 (Sized_relobj::do_scan_relocs): Likewise.
5248 * icf.cc (is_function_ctor_or_dtor): New function.
5249 (Icf::find_identical_sections): Check if function is ctor or dtor when
5251 * options.h (General_options::icf): Change option to be an enum.
5252 (Icf_status): New enum.
5253 (icf_enabled): New method.
5254 (icf_safe_folding): New method.
5255 (set_icf_status): New method.
5256 (icf_status_): New variable.
5257 * (options.cc) (General_options::finalize): Set icf_status_.
5258 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5259 icf_test and icf_keep_unique_test to use the --icf enum flag.
5260 * testsuite/icf_safe_test.sh: New file.
5261 * testsuite/icf_safe_test.cc: New file.
5263 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5265 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5266 includes to gc.h and icf.h.
5267 * arm.cc: Include gc.h.
5268 * gold.cc: Likewise.
5269 * i386.cc: Likewise.
5270 * powerpc.cc: Likewise.
5271 * sparc.cc: Likewise.
5272 * x86_64.cc: Likewise.
5273 * gc.h: Include icf.h.
5275 2009-10-11 Ian Lance Taylor <iant@google.com>
5277 * plugin.cc: Include "gold.h" before other header files.
5279 2009-10-10 Chris Demetriou <cgd@google.com>
5281 * options.h (Input_file_argument::Input_file_type): New enum.
5282 (Input_file_argument::is_lib_): Replace with...
5283 (Input_file_argument::type_): New member.
5284 (Input_file_argument::Input_file_argument): Take Input_file_type
5285 'type' rather than boolean 'is_lib' as second argument.
5286 (Input_file_argument::is_lib): Use type_.
5287 (Input_file_argument::is_searched_file): New function.
5288 (Input_file_argument::may_need_search): Handle is_searched_file.
5289 * options.cc (General_options::parse_library): Support -l:filename.
5290 (General_options::parse_just_symbols): Update for Input_file_argument
5292 (Command_line::process): Likewise.
5293 * archive.cc (Archive::get_file_and_offset): Likewise.
5294 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5295 * script.cc (read_script_file, script_add_file): Likewise.
5296 * fileread.cc (Input_file::Input_file): Likewise.
5297 (Input_file::will_search_for): Handle is_searched_file.
5298 (Input_file::open): Likewise.
5299 * readsyms.cc (Read_symbols::get_name): Likewise.
5300 * testsuite/Makefile.am (searched_file_test): New test.
5301 * testsuite/Makefile.in: Regenerate.
5302 * testsuite/searched_file_test.cc: New file.
5303 * testsuite/searched_file_test_lib.cc: New file.
5305 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5306 Ian Lance Taylor <iant@google.com>
5308 * descriptor.cc: Include <cstdio> and "binary-io.h".
5309 (Descriptors::open): Open the files in binary mode always.
5310 * script.cc (Lex::get_token): Treat \r as whitespace.
5312 2009-10-09 Ian Lance Taylor <iant@google.com>
5314 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5316 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5317 Ian Lance Taylor <iant@google.com>
5319 * configure.ac: Check for readv function also.
5320 * fileread.cc (readv): Define if not HAVE_READV.
5321 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5323 * config.in: Regenerate.
5324 * configure: Regenerate.
5326 2009-10-09 Doug Kwan <dougkwan@google.com>
5328 * layout.cc (Layout::make_output_section): Call target hook to make
5329 ordinary output section.
5330 (Layout::finalize): Adjust parameter list of call the
5331 Target::may_relax().
5332 * layout.h (class Layout::section_list): New method.
5333 * merge.h (Output_merge_base::entsize): Change visibility to public.
5334 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5336 (Output_merge_string::do_is_string): New method.
5337 * object.cc (Sized_relobj::do_setup): renamed from
5338 Sized_relobj::set_up.
5339 * object.h (Sized_relobj::adjust_shndx,
5340 Sized_relobj::initializ_input_to_output_maps,
5341 Sized_relobj::free_input_to_output_maps): Change visibilities to
5343 (Sized_relobj::setup): Virtualize.
5344 (Sized_relobj::do_setup): New method declaration.
5345 (Sized_relobj::invalidate_section_offset,
5346 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5347 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5348 * options.cc (parse_int): New function.
5349 * options.h (parse_int): New declaration.
5350 (DEFINE_int): New macro.
5351 (stub_group_size): New option.
5352 * output.cc (Output_section::Output_section): Initialize memebers
5353 merge_section_map_, merge_section_by_properties_map_,
5354 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5355 (Output_section::add_input_section): Handled deferred code-fill
5356 generation and remove an old comment.
5357 (Output_section::add_relaxed_input_section): New method definition.
5358 (Output_section::add_merge_input_section): Use merge section by
5359 properties map to speed to search. Update merge section maps
5361 (Output_section::build_relaxation_map): New method definition.
5362 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5364 (Output_section::relax_input_section): Renamed to
5365 Output_section::convert_input_sections_to_relaxed_sections and change
5366 interface to take a vector of pointers to relaxed sections.
5367 (Output_section::find_merge_section,
5368 Output_section::find_relaxed_input_section): New method definitions.
5369 (Output_section::is_input_address_mapped,
5370 Output_section::output_offset, Output_section::output_address):
5371 Use output section data maps to speed up searching.
5372 (Output_section::find_starting_output_address): Add comments.
5373 (Output_section::do_write,
5374 Output_section::write_to_postprocessing_buffer): Do code-fill
5375 generation as appropriate.
5376 (Output_section::get_input_sections): Invalidate relaxed input section
5378 (Output_section::restore_states): Adjust type of checkpoint .
5379 Invalidate relaxed input section map.
5380 * output.h (Output_merge_base): New class declaration.
5381 (Input_section_specifier): New class defintion.
5382 (class Output_relaxed_input_section) Change base class to
5383 Output_section_data_build.
5384 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5385 base class initializer.
5386 (Output_section::add_relaxed_input_section): New method declaration.
5387 (Output_section::Input_section): Change visibility to protected.
5388 (Output_section::Input_section::relobj,
5389 Output_section::Input_section::shndx): Handle relaxed input sections.
5390 Output_section::input_sections) Change visibility to protected. Also
5391 define overload to return a non-const pointer.
5392 (Output_section::Merge_section_properties): New class defintion.
5393 (Output_section::Merge_section_by_properties_map,
5394 Output_section::Output_section_data_by_input_section_map,
5395 Output_section::Relaxation_map): New types.
5396 (Output_section::relax_input_section): Rename method to
5397 Output_section::convert_input_sections_to_relaxed_sections and change
5398 interface to take a vector of relaxed section pointers.
5399 (Output_section::find_merge_section,
5400 Output_section::find_relaxed_input_section,
5401 Output_section::build_relaxation_map,
5402 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5403 New method declarations.
5404 (Output_section::merge_section_map_
5405 Output_section::merge_section_by_properties_map_,
5406 Output_section::relaxed_input_section_map_,
5407 Output_section::is_relaxed_input_section_map_valid_,
5408 Output_section::generate_code_fills_at_write_): New data members.
5409 * script-sections.cc
5410 (Output_section_element_input::set_section_addresses): Call
5411 current_data_size and addralign methods of relaxed input sections.
5412 (Orphan_output_section::set_section_addresses): Call current_data_size
5413 and addralign methods of relaxed input sections.
5414 * symtab.cc (Symbol_table::compute_final_value): Extract template
5415 from the body of Symbol_table::sized_finalize_symbol.
5416 (Symbol_table::sized_finalized_symbol): Call
5417 Symbol_table::compute_final_value.
5418 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5419 (Symbol_table::compute_final_value): New templated method declaration.
5420 * target.cc (Target::do_make_output_section): New method defintion.
5421 * target.h (Target::make_output_section): New method declaration.
5422 (Target::relax): Add more parameters for input objects, symbol table
5423 and layout. Adjust call to do_relax.
5424 (Target::do_make_output_section): New method declaration.
5425 (Target::do_relax): Add parameters for input objects, symbol table
5428 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5430 * pread.c: Include stdio.h.
5432 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5434 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5437 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5439 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5440 Change read_shndx type to unsigned int.
5441 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5443 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5444 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5445 Change read_shndx type to unsigned int.
5446 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5448 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5449 * layout.cc (Layout::create_symtab_sections): Cast the result of
5450 local_symcount * symsize to off_t in the gold_assert.
5452 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5454 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5455 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5457 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5458 (Arm_relocate_functions::thm_abs5): New function.
5459 (Arm_relocate_functions::abs12): New function.
5460 (Arm_relocate_functions::abs16): New function.
5461 (Arm_relocate_functions::base_abs): New function.
5462 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5463 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5464 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5466 (Scan::global): Likewise.
5467 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5468 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5469 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5470 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5473 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5475 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5476 (Arm_relocate_functions::movt_prel): New function.
5477 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5478 (Arm_relocate_functions::thm_movt_prel): New function.
5479 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5480 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5481 (Scan::global, Relocate::relocate): Likewise.
5482 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5484 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5486 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5487 Incremental_checker.
5488 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5490 (class Incremental_inputs_header): New class.
5491 (Incremental_inputs_header_writer): Edit comment.
5492 (Incremental_inputs_entry): New class.
5493 (Incremental_inputs_entry_writer): Edit comment.
5494 (Sized_incremental_binary::do_find_incremental_inputs_section):
5495 Add *strtab_shndx parameter, fill it.
5496 (Sized_incremental_binary::do_check_inputs): New method.
5497 (Incremental_checker::can_incrementally_link_output_file): Use
5498 Sized_incremental_binary::check_inputs.
5499 (Incremental_inputs::report_command_line): Save command line in
5502 (Incremental_binary::find_incremental_inputs_section): New
5504 (Incremental_binary::do_find_incremental_inputs_section): Add
5505 strtab_shndx parameter.
5506 (Incremental_binary::do_check_inputs): New pure virtual method.
5507 (Sized_incremental_binary::do_check_inputs): Declare.
5508 (Incremental_checker::Incremental_checker): Add incremental_inputs
5509 parameter, use it to initialize incremental_inputs_.
5510 (Incremental_checker::incremental_inputs_): New field.
5511 (Incremental_checker::command_line): New method.
5512 (Incremental_checker::inputs): New method.
5513 (Incremental_checker::command_line_): New field.
5515 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5517 * incremental.cc: Include <cstdarg> and "target-select.h".
5518 (vexplain_no_incremental): New function.
5519 (explain_no_incremental): New function.
5520 (Incremental_binary::error): New method.
5521 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5523 (make_sized_incremental_binary): New function.
5524 (open_incremental_binary): New function.
5525 (can_incrementally_link_file): Add checks if output is ELF and has
5527 * incremental.h: Include "elfcpp_file.h" and "output.h".
5528 (Incremental_binary): New class.
5529 (Sized_incremental_binary): New class.
5530 (open_incremental_binary): Declare.
5531 * object.cc (is_elf_object): Use
5532 elfcpp::Elf_recognizer::is_elf_file.
5533 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5534 * output.h (Output_file::filesize): New method.
5536 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5538 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5540 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5541 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5543 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5545 (Arm_relocate_functions::movw_abs_nc): New function.
5546 (Arm_relocate_functions::movt_abs): New function.
5547 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5548 (Arm_relocate_functions::thm_movt_abs): New function.
5549 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5550 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5551 (Scan::global): Likewise.
5552 (Relocate::relocate): Likewise.
5553 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5555 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5557 * arm.cc (Arm_relocate_functions::got_prel) New function.
5558 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5559 (Relocate::relocate): Likewise.
5560 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5562 2009-10-06 Ian Lance Taylor <iant@google.com>
5564 * options.h (class General_options): Define
5565 split_stack_adjust_size parameter.
5566 * object.h (class Object): Add uses_split_stack_ and
5567 has_no_split_stack_ fields. Add uses_split_stack and
5568 has_no_split_stack accessor functions. Declare
5569 handle_split_stack_section.
5570 (class Reloc_symbol_changes): Define.
5571 (class Sized_relobj): Define Function_offsets. Declare
5572 split_stack_adjust, split_stack_adjust_reltype, and
5574 * object.cc (Object::handle_split_stack_section): New function.
5575 (Sized_relobj::do_layout): Call handle_split_stack_section.
5576 * dynobj.cc (Sized_dynobj::do_layout): Call
5577 handle_split_stack_section.
5578 * reloc.cc (Sized_relobj::relocate_sections): Call
5579 split_stack_adjust for executable sections in split_stack
5580 objects. Pass reloc_map to relocate_section.
5581 (Sized_relobj::split_stack_adjust): New function.
5582 (Sized_relobj::split_stack_adjust_reltype): New function.
5583 (Sized_relobj::find_functions): New function.
5584 * target-reloc.h: Include "object.h".
5585 (relocate_section): Add reloc_symbol_changes parameter. Change
5587 * target.h (class Target): Add calls_non_split method. Declare
5588 do_calls_non_split virtual method. Declare match_view and
5590 * target.cc: Include "elfcpp.h".
5591 (Target::do_calls_non_split): New function.
5592 (Target::match_view): New function.
5593 (Target::set_view_to_nop): New function.
5594 * gold.cc (queue_middle_tasks): Give an error if mixing
5595 split-stack and non-split-stack objects with -r.
5596 * i386.cc (Target_i386::relocate_section): Add
5597 reloc_symbol_changes parameter.
5598 (Target_i386::do_calls_non_split): New function.
5599 * x86_64.cc (Target_x86_64::relocate_section): Add
5600 reloc_symbol_changes parameter.
5601 (Target_x86_64::do_calls_non_split): New function.
5602 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5604 * powerpc.cc (Target_powerpc::relocate_section): Add
5605 reloc_symbol_changes parameter.
5606 * sparc.cc (Target_sparc::relocate_section): Add
5607 reloc_symbol_changes parameter.
5608 * configure.ac: Call AM_CONDITIONAL for the default target.
5609 * configure: Rebuild.
5610 * testsuite/Makefile.am (TEST_AS): New variable.
5611 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5612 (check_DATA): Add split_i386 and split_x86_64 files.
5613 (SPLIT_DEFSYMS): Define.
5614 (split_i386_[1234n].o): New targets.
5615 (split_i386_[124]): New targets.
5616 (split_i386_[1234r].stdout): New targets.
5617 (split_x86_64_[1234n].o): New targets.
5618 (split_x86_64_[124]): New targets.
5619 (split_x86_64_[1234r].stdout): New targets.
5620 (MOSTLYCLEANFILES): Add new executables.
5621 * testsuite/split_i386.sh: New file.
5622 * testsuite/split_x86_64.sh: New file.
5623 * testsuite/split_i386_1.s: New file.
5624 * testsuite/split_i386_2.s: New file.
5625 * testsuite/split_i386_3.s: New file.
5626 * testsuite/split_i386_4.s: New file.
5627 * testsuite/split_i386_n.s: New file.
5628 * testsuite/split_x86_64_1.s: New file.
5629 * testsuite/split_x86_64_2.s: New file.
5630 * testsuite/split_x86_64_3.s: New file.
5631 * testsuite/split_x86_64_4.s: New file.
5632 * testsuite/split_x86_64_n.s: New file.
5633 * testsuite/testfile.cc (Target_test): Update relocation_section
5635 * testsuite/Makefile.in: Rebuild.
5637 2009-10-06 Ian Lance Taylor <iant@google.com>
5639 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5640 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5641 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5642 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5643 the address on ldo_addrs_.
5644 (Target_i386::Relocate::fix_up_ldo): New function.
5646 2009-10-06 Rafael Espindola <espindola@google.com>
5648 * plugin.cc (add_input_library): New.
5649 (Plugin::load): Add add_input_library to tv.
5650 (Plugin_manager::add_input_file): Add the is_lib argument.
5651 (add_input_file): Update call to Plugin_manager::add_input_file.
5652 (add_input_library): New.
5653 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5655 2009-09-30 Doug Kwan <dougkwan@google.com>
5657 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5658 symbol and call Symbol::may_need_copy_reloc to determine if
5659 a copy reloc is needed.
5660 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5661 nocopyreloc is given in command line.
5662 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5663 given in command line.
5664 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5665 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5666 of the removed Target_i386::may_need_copy_reloc.
5667 * options.h (copyreloc): New option with default value false.
5668 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5669 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5670 instead of the removed Target_powerpc::may_need_copy_reloc.
5671 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5672 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5673 instead of the removed Target_sparc::may_need_copy_reloc.
5674 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5675 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5676 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5677 instead of the removed Target_x86_64::may_need_copy_reloc.
5679 2009-09-30 Ian Lance Taylor <iant@google.com>
5681 * object.h (class Object): Remove target_ field, and target,
5682 sized_target, and set_target methods.
5683 (Object::sized_target): Remove.
5684 (class Sized_relobj): Update declarations. Remove sized_target.
5685 * object.cc (Sized_relobj::setup): Remove target parameter.
5687 (Input_objects::add_object): Don't do anything with the target.
5688 (make_elf_sized_object): Add punconfigured parameter. Change all
5689 callers. Set or test parameter target.
5690 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5692 * parameters.cc (Parameters::set_target): Change parameter type to
5694 (Parameters::default_target): Remove.
5695 (set_parameters_target): Change parameter type to be non-const.
5696 (parameters_force_valid_target): New function.
5697 (parameters_clear_target): New function.
5698 * parameters.h (class Parameters): Update declarations. Remove
5699 default_target method. Add sized_target and clear_target
5700 methods. Change target_ to be non-const.
5701 (set_parameters_target): Update declaration.
5702 (parameters_force_valid_target): Declare.
5703 (parameters_clear_target): Declare.
5704 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5705 as NULL if we aren't searching.
5706 (Add_symbols::run): Don't check for compatible target.
5707 * fileread.cc (Input_file::open_binary): Call
5708 parameters_force_valid_target.
5709 * gold.cc (queue_middle_tasks): Likewise.
5710 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5711 set_target on object.
5712 * dynobj.h (class Sized_dynobj): Update declarations.
5713 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5714 make_elf_object returns NULL.
5715 (Archive::include_member): Don't check whether object target is
5717 * output.cc (Output_section::add_input_section): Get target from
5719 (Output_section::relax_input_section): Likewise.
5720 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5722 (Sized_relobj::do_scan_relocs): Likewise.
5723 (Sized_relobj::relocate_sections): Likewise.
5724 * resolve.cc (Symbol_table::resolve): Likewise.
5725 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5726 parameter. Change all callers.
5727 (Symbol_table::add_from_object): Get target from parameters.
5728 (Symbol_table::add_from_relobj): Don't check object target.
5729 (Symbol_table::add_from_dynobj): Likewise.
5730 (Symbol_table::define_special_symbol): Get target from
5732 * symtab.h (class Symbol_table): Update declaration.
5733 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5734 parameter. Change all callers. Clear parameter target.
5735 (Binary_test): Test target here.
5736 * testsuite/object_unittest.cc (gold_testsuite): Remove
5737 target_test_pointer parameter. Change all callers.
5738 (Object_test): Test target here.
5740 2009-09-26 Ian Lance Taylor <iant@google.com>
5742 * testsuite/initpri1.c: Don't try to use constructor priorities if
5743 compiling with gcc before 4.3.
5745 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5747 * testsuite/retain_symbols_file_test.sh (check_present): Change
5748 output file name to retain_symbols_file_test.stdout.
5749 (check_absent): Likewise.
5751 2009-09-18 Craig Silverstein <csilvers@google.com>
5753 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5754 * options.cc: Include <cerrno> and <fstream>.
5755 (General_options::finalize): Parse -retain-symbols-file tag.
5756 * options.h: New flag.
5757 (General_options): New method should_retain_symbol, new
5758 variable symbols_to_retain.
5759 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5760 should_retain_symbol map.
5761 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5762 * testsuite/Makefile.in: Regenerate.
5763 * testsuite/retain_symbols_file_test.sh: New file.
5765 2009-09-18 Nick Clifton <nickc@redhat.com>
5767 * po/es.po: Updated Spanish translation.
5769 2009-09-17 Doug Kwan <dougkwan@google.com>
5771 * debug.h (DEBUG_RELAXATION): New constant.
5772 (DEBUG_ALL): Add DEBUG_RELAXATION.
5773 (debug_string_to_enum): Add relaxation debug option.
5775 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5776 Layout::Relaxation_debug_check::read_sections,
5777 Layout::Relaxation_debug_check::read_sections): New method definitions.
5778 (Layout::Layout): Initialize data members
5779 record_output_section_data_from_scrips_,
5780 script_output_section_data_list_ and relaxation_debug_check_.
5781 (Layout::save_segments, Layout::restore_segments,
5782 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5783 Layout::relaxation_loop_body): New method definitions.
5784 (Layout::finalize): Support relaxation. Move section layout code to
5785 Layout::relaxation_loop_body.
5786 (Layout::set_asection_address_from_script): Move code for orphan
5787 section placement out.
5788 (Layout::place_orphan_sections_in_script): New method definition.
5789 * layout.h (Output_segment_headers, Output_file_header):
5790 New forward class declarations.
5791 (Layout::~Layout): Define.
5792 (Layout::new_output_section_data_from_script): New method definition.
5793 (Layout::place_orphan_sections_in_script): New method declaration.
5794 (Layout::Segment_states): New type declaration.
5795 (Layout::save_segments, Layout::restore_segments,
5796 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5797 Layout::relaxation_loop_body): New method declarations.
5798 (Layout::Output_section_data_list): New type declaration.
5799 (Layout::Relaxation_debug_check): New class definition.
5800 (Layout::record_output_section_data_from_script_,
5801 Layout::script_output_section_data_list_, Layout::segment_states_,
5802 Layout::relaxation_debug_check_): New data members.
5803 * output.cc: (Output_section_headers::do_size): New method definition.
5804 (Output_section_headers::Output_section_headers): Move size
5805 computation to Output_section_headers::do_size.
5806 (Output_segment_headers::do_size): New method definition.
5807 (Output_file_header::Output_file_header): Move size computation to
5808 Output_file_header::do_size and call it.
5809 (Output_file_header::do_size): New method definition.
5810 (Output_data_group::Output_data_group): Adjust call to
5811 Output_section_data.
5812 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5813 (Output_symtab_xindex::do_write): Add array bound check.
5814 (Output_section::Input_section::print_to_mapfile): Handle
5815 RELAXED_INPUT_SECTION_CODE.
5816 (Output_section::Output_section): Initialize data member checkpoint_.
5817 (Output_section::~Output_section): Delete checkpoint object pointed
5819 (Output_section::add_input_section): Always add an Input_section if
5821 (Output_section::add_merge_input_section): Add assert.
5822 (Output_section::relax_input_section): New method definition.
5823 (Output_section::set_final_data_size): Set load address to zero for
5824 an unallocated section.
5825 (Output_section::do_address_and_file_offset_have_reset_values):
5826 New method definition.
5827 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5828 Handle relaxed input section.
5829 (Output_section::sort_attached_input_sections): Checkpoint input
5830 section list lazily.
5831 (Output_section::get_input_sections): Change type of input_sections to
5832 list of Simple_input_section pointers. Checkpoint input section list
5833 lazily. Also handle relaxed input sections.
5834 (Output_section::add_input_section_for_script): Take a reference to
5835 a Simple_input_section object instead of Relobj pointer and section
5836 index as parameter. Handle relaxed input sections.
5837 (Output_section::save_states, Output_section::restore_states): New
5839 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5840 (Output_data::is_data_size_fixed): New method definition.
5841 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5843 (Output_data::address_and_file_offset_have_reset_values): New method
5845 (Output_data::do_address_and_file_offset_have_reset_values): New method
5847 (Output_data::set_data_size): Check that data size is not fixed.
5848 (Output_data::fix_data_size): New method definition.
5849 (Output_data::is_data_size_fixed_): New data member.
5850 (Output_section_headers::set_final_data_size): New method definition.
5851 (Output_section_headers::do_size): New method declaration.
5852 (Output_segment_headers::set_final_data_size): New method definition.
5853 (Output_segment_headers::do_size): New method declaration.
5854 (Output_file_header::set_final_data_size)::New method definition.
5855 (Output_file_header::do_size)::New method declaration.
5856 (Output_section_data::Output_section_data): Add new parameter
5857 is_data_size_fixed and use it to fix data size.
5858 (Output_data_const::Output_data_const): Adjust call to base class
5859 constructor and fix data size.
5860 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5861 base class constructor and fix data size.
5862 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5863 base class constructor and fix data size.
5864 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5865 class constructor and fix data size.
5866 (Output_data_group::set_final_data_size): New method definition.
5867 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5868 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5869 class constructor and fix data size.
5870 (Output_relaxed_input_section): New class definition.
5871 (Output_section::Simple_input_section): New class definition.
5872 (Output_section::get_input_sections): Adjust parameter list.
5873 (Output_section::add_input_section_for_script): Same.
5874 (Output_section::save_states, Output_section::restore_states,
5875 Output_section::do_address_and_file_offset_have_reset_values,
5876 (Output_section::Input_section::Input_section): Handle
5877 RELAXED_INPUT_SECTION_CODE. Add new overload for
5878 Output_relaxed_input_section.
5879 (Output_section::Input_section::is_input_section,
5880 Output_section::Input_section::set_output_section): Handle relaxed
5882 (Output_section::Input_section::is_relaxed_input_section,
5883 Output_section::Input_section::output_section_data,
5884 Output_section::Input_section::relaxed_input_section): New method
5886 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5888 (Output_section::Input_section::u1_): Update comments.
5889 (Output_section::Input_section::u2_): Add new union member poris.
5890 (Output_section::Checkpoint_output_section): New classs definition.
5891 (Output_section::relax_input_section): New method declaration.
5892 (Output_section::checkpoint_): New data member.
5893 (Output_segment): Update comments.
5894 (Output_segment::Output_segment): Un-privatize copy constructor.
5895 (Output_segment::operator=): Un-privatize.
5896 * script-sections.cc (Output_section_element::Input_section_list):
5897 Change element type to Output_section::Simple_input_section.
5898 (Output_section_element_dot_assignment::set_section_addresses):
5899 Register output section data for relaxation clean up.
5900 (Output_data_exression::Output_data_expression): Adjust call to base
5901 constructor to fix data size.
5902 (Output_section_element_data::set_section_addresses): Register
5903 Output_data_expression object for relaxation clean up.
5904 (struct Input_section_info): Replace Relobj pointer and section index
5905 pair with Output_section::Simple_input_section and Convert struct to a
5907 (Input_section_sorter::operator()): Adjust access to
5908 Input_section_info data member to use accessors.
5909 (Output_section_element_input::set_section_addresses): Use layout
5910 parameter. Adjust code to use Output_section::Simple_input_section
5911 and Input_secction_info classes. Register filler for relaxation
5913 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5914 and section index pair with Output_section::Simple_input_section
5915 class. Adjust code accordingly.
5916 (Phdrs_element::release_segment): New method definition.
5917 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5919 (Script_sections::release_segments): New method definition.
5920 * gold/script-sections.h (Script_sections::release_segments): New
5922 * gold/target.h (Target::may_relax, Target::relax,
5923 Target::do_may_relax, Target::do_relax): New method definitions.
5925 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5927 * arm.cc (has_signed_unsigned_overflow): New function.
5928 (Arm_relocate_functions::abs8): New function.
5929 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5930 (Target_arm::Scan::global): Likewise.
5931 (Target_arm::relocate::relocate): Likewise.
5932 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5935 2009-09-16 Cary Coutant <ccoutant@google.com>
5937 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5938 * testsuite/Makefile.in: Regenerate.
5940 2009-09-11 Nick Clifton <nickc@redhat.com>
5942 * po/gold.pot: Updated by the Translation project.
5944 2009-09-08 Cary Coutant <ccoutant@google.com>
5946 * output.cc (Output_file::open): Add execute permission to empty file.
5947 * testsuite/Makefile.am (permission_test): New test.
5948 * testsuite/Makefile.in: Regenerate.
5950 2009-09-02 Ian Lance Taylor <iant@google.com>
5952 * output.cc (Output_file::resize): Call map_no_anonymous rather
5955 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5957 * gold.cc: Include "incremental.h".
5958 (queue_initial_tasks): Call Incremental_checker methods.
5959 * incremental.cc: Include "output.h".
5960 (Incremental_checker::can_incrementally_link_output_file): New
5962 * incremental.h (Incremental_checker): New class.
5964 * output.cc (Output_file::open_for_modification): New method.
5965 (Output_file::map_anonymous): Changed return type to bool. Record
5967 (Output_file::map_no_anonymous): New method, broken out of map.
5968 (Output_file::map): Use map_no_anonymous and map_anonymous.
5969 * output.h (class Output_file): Update declarations.
5971 2009-08-24 Cary Coutant <ccoutant@google.com>
5973 * options.h (Command_line::Pre_options): New class.
5974 (Command_line::pre_options): New member.
5975 * options.cc (gold::options::ready_to_register): New variable.
5976 (One_option::register_option): Do nothing if not registering options.
5977 Assert if same short option registered twice.
5978 (General_options::General_options): Turn off option registration when
5980 (Command_line::Pre_options::Pre_options): New constructor.
5982 2009-08-24 Cary Coutant <ccoutant@google.com>
5984 * options.h (General_options::no_keep_memory): Remove incorrect
5987 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5989 * Makefile.am (am__skiplex, am__skipyacc): New.
5990 * Makefile.in: Regenerate.
5992 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5994 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5995 (INCLUDES): ... this.
5996 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5997 (AM_CPPFLAGS): Renamed from ...
5998 (INCLUDE): ... this.
5999 * Makefile.in, testsuite/Makefile.in: Regenerate.
6001 * Makefile.in: Regenerate.
6002 * aclocal.m4: Likewise.
6003 * config.in: Likewise.
6004 * configure: Likewise.
6005 * testsuite/Makefile.in: Likewise.
6007 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6008 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6009 * Makefile.in: Regenerate.
6010 * testsuite/Makefile.in: Regenerate.
6012 2009-08-19 Cary Coutant <ccoutant@google.com>
6014 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6015 symbols in shared libraries overridden by hidden or internal symbols
6016 in the main program.
6018 2009-08-19 Chris Demetriou <cgd@google.com>
6020 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6021 checking source file names in error messages.
6023 2009-08-18 Doug Kwan <dougkwan@google.com>
6025 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6026 an elcpp::Ehdr as parameter. Adjust call to set_target.
6027 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6028 an elfcpp::Ehdr as parameter.
6029 * object.cc (Object::set_target): Remove the version that looks up
6030 a target and sets it.
6031 (Sized_relobj::setup): Take a Target object instead of
6032 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6033 (make_elf_sized_object): Find target and ask target to
6035 * object.h: (Object::set_target): Remove the version that looks up
6036 a target and sets it.
6037 (Sized_relobj::setup): Take a Target object instead of
6038 an elfcpp:Ehdr as parameter.
6039 * target.cc: Include dynobj.h.
6040 (Target::do_make_elf_object_implementation): New.
6041 (Target::do_make_elf_object): New.
6042 * target.h (Target::make_elf_object): New template declaration.
6043 (Target::do_make_elf_object): New method declarations.
6044 (Target::do_make_elf_object_implementation): New template declaration.
6046 2009-08-14 Ian Lance Taylor <iant@google.com>
6048 * gold.h (FUNCTION_NAME): Define.
6049 (gold_unreachable): Use FUNCTION_NAME.
6051 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6053 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6054 symbol in the --keep-unique list is not found.
6056 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6058 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6059 been maked as --keep-unique.
6060 (Icf::unfold_section): New function.
6061 * icf.h (Icf::unfold_section): New function.
6062 * options.h (General_options::keep_unique): New option.
6063 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6064 * testsuite/Makefile.in: Regenerate.
6065 * testsuite/icf_keep_unique_test.sh: New file.
6066 * testsuite/icf_keep_unique_test.cc: New file.
6068 2009-08-12 Cary Coutant <ccoutant@google.com>
6071 * resolve.cc (Symbol_table::resolve): Check for references from
6072 dynamic objects to hidden and internal symbols.
6073 * testsuite/Makefile.am (hidden_test.sh): New test.
6074 * testsuite/Makefile.in: Regenerate.
6075 * testsuite/hidden_test.sh: New script.
6076 * testsuite/hidden_test_1.c: New test source.
6077 * testsuite/hidden_test_main.c: New test source.
6079 2009-08-11 Doug Kwan <dougkwan@google.com>
6081 * arm.cc: Update comments.
6082 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6083 segment to locate the .ARM.exidx section if present.
6085 2009-08-09 Doug Kwan <dougkwan@google.com>
6087 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6090 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6091 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6094 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6096 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6097 valid tls_segment only for non-debug-section relocations.
6098 * testsuite/Makefile.am: Add gc_tls_test.
6099 * testsuite/Makefile.in: Regenerate.
6100 * testsuite/gc_tls_test.cc: New file.
6101 * testsuite/gc_tls_test.sh: New file.
6103 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6107 * Makefile.am (CCFILES): Add icf.cc.
6109 * Makefile.in: Regenerate.
6110 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6111 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6112 section, symbol and addend information for the relocs.
6113 * gold.cc (queue_middle_tasks): Call identical code folding.
6114 * gold.h: Add defines for multimap.
6115 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6116 to the call of finalize_local_symbols.
6117 * main.cc (main): Create object of class Icf.
6118 * object.cc (Sized_relobj::do_layout): Allow this function to be
6119 called twice during icf.
6120 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6121 to sections marked as identical by icf.
6122 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6124 (Sized_relobj::do_section_entsize): New function.
6125 * object.h (Object::section_entsize): New function.
6126 (Object::do_section_entsize): New pure virtual function.
6127 (Relobj::finalize_local_symbols): Add new parameter.
6128 (Relobj::do_section_entsize): New function.
6129 * options.h (General_options::icf): New option.
6130 (General_options::icf_iterations): New option.
6131 (General_options::print_icf_sections): New option.
6132 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6133 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6134 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6136 * symtab.cc (Symbol_table::is_section_folded): New function.
6137 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6138 to sections marked as identical by icf.
6139 * symtab.h (Symbol_table::set_icf): New function.
6140 (Symbol_table::icf): New function.
6141 (Symbol_table::is_section_folded): New function.
6142 (Symbol_table::icf_): New data member.
6143 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6144 * testsuite/Makefile.am: Add commands to build icf_test.
6145 * testsuite/Makefile.in: Regenerate.
6146 * testsuite/icf_test.sh: New file.
6147 * testsuite/icf_test.cc: New file.
6149 2009-07-24 Chris Demetriou <cgd@google.com>
6151 * layout.cc (is_compressible_debug_section): Fix incorrect
6152 comment about compressed section names.
6154 2009-07-20 Ian Lance Taylor <ian@airs.com>
6157 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6159 2009-07-16 Ian Lance Taylor <iant@google.com>
6162 * layout.h: #include <map>.
6163 (class Kept_section): Change from struct to class. Add accessors
6164 and setters. Add section size to Comdat_group mapping. Change
6165 Comdat_group to std::map. Add is_comdat_ field. Add
6166 linkonce_size field in union.
6167 (class Layout): Update declaration of find_or_add_kept_section.
6168 Don't declare find_kept_object.
6169 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6170 parameter. Add object, shndx, is_comdat, and is_group_name
6171 parameters. Change all callers. Adjust for new Kept_section.
6172 (Layout::find_kept_object): Remove.
6173 * object.cc (Sized_relobj::include_section_group): Update use of
6174 Kept_section. Rename secnum to shndx. Only record
6175 Kept_comdat_section if sections are the same size.
6176 (Sized_relobj::include_linkonce_section): Update use of
6177 Kept_section. Only record Kept_comdat_section if sections are the
6178 same size. Set size of linkonce section.
6179 (Sized_relobj::map_to_kept_section): Update call to
6180 get_kept_comdat_section.
6181 * object.h (class Sized_relobj): Rename fields in
6182 Kept_comdat_section to drop trailing underscores; change object
6183 field to Relobj*. Change Kept_comdat_section_table to store
6184 struct rather than pointer.
6185 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6186 Add kept_object and kept_shndx parameters. Change all callers.
6187 (Sized_relobj::get_kept_comdat_section): Change return type to
6188 bool. Add kept_object and kept_shndx parameters. Change all
6190 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6191 Layout::find_or_add_kept_section.
6193 2009-07-09 Ian Lance Taylor <iant@google.com>
6195 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6196 Reserve space in the hash table.
6198 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6200 * fileread.cc (File_read::get_mtime): New method.
6201 * fileread.h (Timespec): New structure.
6202 (File_read::get_mtime): New method.
6203 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6204 Renamed from timestamp_nsec.
6205 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6207 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6209 (Incremental_inputs::report_archive): Save mtime; style fix.
6210 (Incremental_inputs::report_obejct): Save mtime; style fix.
6211 (Incremental_inputs::report_script): Save mtime; style fix.
6212 (Incremental_inputs::finalize_inputs): Style fix.
6213 (Incremental_inputs::finalize): Style fix.
6214 (Incremental_inputs::create_input_section_data): Store inputs
6216 * incremental.h (Incremental_inputs::report_script): Add mtime
6218 (Incremental_inputs::Input_info::Input_info): Intialize only one
6220 (Incremental_inputs::Input_info::archive): Move to nameless
6222 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6223 (Incremental_inputs::Input_info::script): Move to nameless union.
6224 (Incremental_inputs::mtime): New field.
6225 * script.cc (read_input_script): Pass file mtime to
6227 * script.h (Script_info::inputs): Style fix.
6229 2009-07-01 Ian Lance Taylor <ian@airs.com>
6231 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6234 2009-06-24 Ian Lance Taylor <iant@google.com>
6237 * layout.cc (Layout::choose_output_section): If we find an
6238 existing section, update the flags.
6239 (Layout::create_notes): New function, broken out of
6241 (Layout::finalize): Don't create note sections.
6242 (Layout::create_note): Don't crash if linker script discards
6244 (Layout::create_gold_note): Likewise.
6245 (Layout::create_build_id): Likewise. Don't set
6246 after_input_sections on the section.
6247 (Layout::create_executable_stack_info): Remove target parameter.
6249 * layout.h (class Layout): Declare create_notes. Update
6250 declaration of create_executable_stack_info.
6251 * gold.cc (queue_middle_tasks): Call create_notes.
6252 * output.cc (Output_section::update_flags_for_input_section): Move
6253 here from output.h. If SHF_ALLOC flag is newly set, mark address
6255 * output.h (Output_data::mark_address_invalid): New function.
6256 (class Output_section): Only declare, not define,
6257 update_flags_for_input_section. Remove set_flags.
6259 2009-06-24 Ian Lance Taylor <iant@google.com>
6261 * script-sections.cc (Output_section_definition::
6262 set_section_addresses): Rename shadowing local load_address to
6265 2009-06-24 Ian Lance Taylor <iant@google.com>
6268 * reloc.cc (relocate_sections): Skip empty relocation sections.
6270 2009-06-23 Ian Lance Taylor <iant@google.com>
6273 * layout.cc (Layout::create_note): Use choose_output_section
6274 rather than make_output_section.
6276 2009-06-23 Ian Lance Taylor <iant@google.com>
6279 * options.cc (General_options::parse_V): Set printed_version_.
6280 (General_options::General_options): Initialize printed_version_.
6281 * options.h (class General_options): Add printed_version_ field.
6282 * gold.cc (queue_initial_tasks): If there are no input files,
6283 don't give a fatal error if we printed the version information.
6284 (queue_middle_tasks): If using -r with a shared object, give a
6285 fatal error rather than an ordinary error.
6287 2009-06-23 Ian Lance Taylor <iant@google.com>
6290 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6291 (Layout::make_output_section): Set have_stabstr_section_ if we see
6292 a .stab*str section.
6293 (Layout::finalize): Call link_stabs_sections.
6294 (Layout::link_stabs_sections): New file.
6295 * layout.h (class Layout): Add have_stabstr_section_ field.
6296 Declare link_stabs_sections.
6298 2009-06-23 Doug Kwan <dougkwan@google.com>
6300 * Makefile.am (libgold_a_LIBADD): New.
6301 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6302 * Makefile.in: Regenerate.
6303 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6304 * configure: Regenerate.
6305 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6306 * fileread.cc: Include sys/state.h
6307 * gold.h: Declare memmem and strndup if found missing.
6308 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6310 2009-06-23 Ian Lance Taylor <iant@google.com>
6312 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6313 * configure: Rebuild.
6315 2009-06-23 Ian Lance Taylor <iant@google.com>
6318 * object.cc (Object::section_contents): Don't try to get a view if
6319 the section has length zero.
6320 (Object::handle_gnu_warning_section): If the section is empty, use
6321 the name of the section as the warning.
6323 2009-06-23 Ian Lance Taylor <iant@google.com>
6326 * stringpool.h (class Stringpool_template): Add optimize_ field.
6327 (Stringpool_template::set_optimize): New function.
6328 * stringpool.cc (Stringpool_template::Stringpool_template):
6329 Initialize optimize_ field.
6330 (Stringpool_template::set_string_offsets): Test local optimize
6331 fild rather than parameter.
6332 * layout.cc (Layout::Layout): Call set_optimize on the section
6335 2009-06-22 Ian Lance Taylor <iant@google.com>
6338 * yyscript.y: Parse TARGET.
6339 * script.cc (script_set_target): New function.
6340 * script-c.h (script_set_target): Declare.
6341 * options.cc (General_options::string_to_object_format): Rename
6342 from string_to_object_format in anonymous namespace. Change
6344 * options.h (class General_options): Declare
6345 string_to_object_format.
6347 2009-06-22 Ian Lance Taylor <iant@google.com>
6349 * script-sections.cc (Script_sections::create_segments): Don't put
6350 program headers in a PT_LOAD segment if -n or -N.
6352 2009-06-22 Ian Lance Taylor <iant@google.com>
6355 * options.h (class General_options): Add -z lazy and -z now. Sort
6356 -z options into alphabetical order.
6357 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6359 2009-06-21 Ian Lance Taylor <iant@google.com>
6361 * layout.cc (Layout::make_output_section): Call
6362 Target::new_output_section.
6363 (Layout::attach_allocated_section_to_segment): Put large section
6364 sections in a separate load segment with the large segment flag
6366 (Layout::segment_precedes): Sort large data segments after other
6368 (align_file_offset): New static function.
6369 (Layout::set_segment_offsets): Use align_file_offset.
6370 * output.h (class Output_section): Add is_small_section_ and
6371 is_large_section_ fields.
6372 (Output_section::is_small_section): New function.
6373 (Output_section::set_is_small_section): New function.
6374 (Output_section::is_large_section): New function.
6375 (Output_section::set_is_large_section): New function.
6376 (Output_section::is_large_data_section): New function.
6377 (class Output_segment): Add is_large_data_segment_ field.
6378 (Output_segment::is_large_data_segment): New function.
6379 (Output_segment::set_is_large_data_segment): New function.
6380 * output.cc (Output_section::Output_section): Initialize new
6382 (Output_segment::Output_segment): Likewise.
6383 (Output_segment::add_output_section): Add assertion that large
6384 data sections always go in large data segments. Force small data
6385 sections to the end of the list of data sections. Force small BSS
6386 sections to the start of the list of BSS sections. For large BSS
6387 sections to the end of the list of BSS sections.
6388 * symtab.h (class Symbol): Declare is_common_shndx.
6389 (Symbol::is_defined): Check Symbol::is_common_shndx.
6390 (Symbol::is_common): Likewise.
6391 (class Symbol_table): Define enum Commons_section_type. Update
6392 declarations. Add small_commons_ and large_commons_ fields.
6393 * symtab.cc (Symbol::is_common_shndx): New function.
6394 (Symbol_table::Symbol_table): Initialize new fields.
6395 (Symbol_table::add_from_object): Put small and large common
6396 symbols in the right list.
6397 (Symbol_table::sized_finalized_symbol): Check
6398 Symbol::is_common_shndx.
6399 (Symbol_table::sized_write_globals): Likewise.
6400 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6401 common symbol lists. Don't call do_allocate_commons_list if the
6403 (Symbol_table::do_allocate_commons_list): Remove is_tls
6404 parameter. Add comons_section_type parameter. Change all
6405 callers. Handle small and large common symbols.
6406 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6407 Symbol::is_common_shndx.
6408 * resolve.cc (symbol_to_bits): Likewise.
6409 * target.h (Target::small_common_shndx): New function.
6410 (Target::small_common_section_flags): New function.
6411 (Target::large_common_shndx): New function.
6412 (Target::large_common_section_flags): New function.
6413 (Target::new_output_section): New function.
6414 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6415 small_common_section_flags, and large_common_section_flags
6417 (Target::do_new_output_section): New virtual function.
6418 * arm.cc (Target_arm::arm_info): Initialize new fields.
6419 * i386.cc (Target_i386::i386_info): Likewise.
6420 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6422 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6423 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6424 (Target_x86_64::do_new_output_section): New function.
6425 * configure.ac: Define conditional MCMODEL_MEDIUM.
6426 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6427 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6428 (large_LDFLAGS): Define.
6429 * testsuite/large.c: New file.
6430 * testsuite/testfile.cc (Target_test::test_target_info):
6431 Initialize new fields.
6432 * configure, testsuite/Makefile.in: Rebuild.
6434 2009-06-05 Doug Kwan <dougkwan@google.com>
6436 * Makefile.am (CCFILES): Add target.cc.
6437 * Makefile.in: Regenerate.
6438 * i386.cc (class Target_i386): Define new virtual method to
6439 override do_is_local_label_name in parent.
6440 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6441 local symbols if --discard-locals or -X is given.
6442 * options.h (class General_options): Declare new options
6443 '--discard-locals' and '-X' for discarding locals.
6444 * target.h (class Target): Define new methods is_local_label_name.
6445 Declare new virtual method do_is_local_label_name.
6446 * target.cc: New file.
6447 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6448 (check_SCRIPTS): Add discard_locals_test.sh.
6449 (check_DATA): Add discard_local_tests.syms.
6450 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6451 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6452 * testsuite/Makefile.in: Regenerate.
6453 * testsuite/discard_locals_test.c: New file.
6454 * testsuite/discard_locals_test.sh: Same.
6456 2009-06-05 Doug Kwan <dougkwan@google.com>
6458 * object.cc (Sized_relobj::Sized_relobj): Initialize
6459 discarded_eh_frame_shndx_ to -1U.
6460 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6462 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6463 a discarded .eh_frame section.
6464 (Sized_relobj::do_finalize_local_symbols): Ditto.
6465 * object.h (class Sized_relobj): Declare new member
6466 discarded_eh_frame_shndx_.
6467 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6468 (local_labels_test.o, local_labels_test): New rules.
6469 * testsuite/Makefile.in: Regenerate.
6471 2009-06-04 Doug Kwan <dougkwan@google.com>
6473 * layout.cc (Layout::section_name_mapping): Add mapping for
6474 special ARM sections.
6476 2009-06-03 Doug Kwan <dougkwan@google.com>
6478 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6479 (utils::has_overflow): Same.
6481 2009-06-03 Ian Lance Taylor <iant@google.com>
6483 * layout.cc (Layout::section_name_mapping): New array, replacing
6484 Layout::linkonce_mapping.
6485 (Layout::section_name_mapping_count): New variable, replacing
6486 Layout::linkonce_mapping_count.
6487 (Layout::linkonce_output_name): Remove.
6488 (Layout::output_section_name): Rewrite.
6489 * layout.h (class Layout): Rename Linkonce_mapping to
6490 Section_name_mapping, linkonce_mapping to section_name_mapping,
6491 linkonce_mapping_count to section_name_mapping_count. Don't
6492 declare linkonce_output_name.
6494 2009-06-03 Doug Kwan <dougkwan@google.com>
6496 * gold/arm.cc (namespace utils): New.
6497 (Target_arm::reloc_is_non_pic): Define new method.
6498 (class Arm_relocate_functions): New.
6499 (Target_arm::Relocate::relocate): Handle relocation types used by
6502 2009-06-03 Ian Lance Taylor <iant@google.com>
6504 * arm.cc (Target_arm::scan::global): Use || instead of |.
6506 2009-06-02 Doug Kwan <dougkwan@google.com>
6508 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6509 issued_non_pic_error_.
6510 (class Target_arm::Scan): Declare new method check_non_pic.
6511 Define new method symbol_needs_plt_entry.
6512 Declare new data member issued_non_pic_error_.
6513 (class Target_arm::Relocate): Declare new method
6514 should_apply_static_reloc.
6515 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6516 (Target_arm::Scan::check_non_pic): Define new method.
6517 (Target_arm::Scan::local): Handle a small subset of reloc types used
6519 (Target_arm::Scan::local): Same.
6520 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6522 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6524 * incremental.cc (Incremental_inputs::report_command_line): Filter
6525 out --incremental-* options.
6527 2009-05-29 Doug Kwan <dougkwan@google.com>
6529 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6531 (class Target_arm): Update comment.
6532 (Target_arm::Target_arm): Initialize new data members GOT_,
6533 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6534 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6535 and Target_arm::rel_dyn_section.
6536 Declare new_enum Target_arm::Got_type.
6537 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6539 Update commments for member do_dynsym_value.
6540 (Target_arm::got_size, Target_arm::plt_section,
6541 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6542 new methods inside class defintion.
6543 (Target_arm::got_section): Define new method.
6544 (Target_arm::rel_dyn_section): Same.
6545 (Output_data_plt_arm): New template class.
6546 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6547 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6548 (Output_data_plt_arm::add_entry): Same.
6549 (Output_data_plt_arm::first_plt_entry): Define new
6550 static data member for PLT instruction template.
6551 (Output_data_plt_arm::plt_entry): Same.
6552 (Output_data_plt_arm::do_write): Define new method.
6553 (Target_arm::make_plt_entry): Same.
6554 (Target_arm::do_finalize_sections): Same.
6555 (Target_arm::do_dynsym_value): Same.
6557 2009-05-28 Doug Kwan <dougkwan@google.com>
6559 * Makefile.am (TARGETSOURCES): Add arm.cc.
6560 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6561 * Makefile.in: Regenerate.
6563 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6565 2009-05-26 Doug Kwan <dougkwan@google.com>
6567 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6568 (General_options::check_excluded_libs): Strip off directories in
6569 archive name before matching like GNU ld does.
6570 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6571 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6572 (exclude_libs_test_LDFLAGS): Add linker option
6573 -Wl,--exclude-libs,libexclude_libs_test_3
6574 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6575 an explicit archive without using -l.
6576 (alt/libexclude_libs_test_3.a): New make rule.
6577 * testsuite/Makefile.in: Regenerate.
6578 * testsuite/exclude_libs_test.c : Declare lib3_default().
6580 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6581 * exclude_libs_test_3.c: New file.
6583 2009-05-26 Nick Clifton <nickc@redhat.com>
6585 * po/id.po: New Indonesian translation.
6586 * po/gold.pot: Updated template file.
6588 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6590 * testsuite/Makefile.am: Add -ffunction-sections to compile
6591 gc_comdat_test files. Add -Wl,--gc-sections to build
6593 * testsuite/Makefile.in: Regenerate.
6594 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6596 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6598 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6599 kept comdat section was garbage collected.
6600 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6601 * testsuite/Makefile.in: Regenerate.
6602 * testsuite/gc_comdat_test.sh: New file.
6603 * testsuite/gc_comdat_test_1.cc: New file.
6604 * testsuite/gc_comdat_test_2.cc: New file.
6606 2009-05-19 Doug Kwan <dougkwan@google.com>
6608 * archive.cc (Archive::Archive): Move constructor from archive.h
6609 to here. Initialize no_export_.
6610 (Archive::get_elf_object_for_member): Set no_export flag of object.
6611 * archive.h (Archive::Archive): Move constructor body to
6613 (Archive::no_export): New method.
6614 (Archive::no_export_): New field.
6615 * object.h (Object::Object): Initialize no_export_ to false.
6616 (Object::no_export, Object::set_no_export): New methods.
6617 (Object::no_export_): New field.
6618 * options.cc (General_options::parse_exclude_libs): New method.
6619 (General_options::check_excluded_libs) Same.
6620 * options.h (exclude_libs): New option.
6621 (General_options::check_excluded_libs): New method declaration.
6622 (General_options::excluded_libs_): New field.
6623 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6624 default or protected visibility if an object has no-export flag set.
6625 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6626 (check_SCRIPTS): Add exclude_libs_test.sh.
6627 (check_DATA): Add exclude_libs_test.syms.
6628 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6629 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6630 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6631 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6632 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6633 libexclude_libs_test_2.a): New rules.
6634 * testsuite/Makefile.in: Regenerate.
6635 * testsuite/exclude_libs_test.c: New file.
6636 * testsuite/exclude_libs_test.sh: Ditto.
6637 * testsuite/exclude_libs_test_1.c: Ditto.
6638 * testsuite/exclude_libs_test_2.c: Ditto.
6640 2009-05-15 Ian Lance Taylor <iant@google.com>
6642 * configure.ac: Check for declarations for cases where libiberty.h
6643 checks HAVE_DECL_xxx.
6644 * configure, config.in: Rebuild.
6646 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6648 * gold.h (Incremental_argument_list): Remove (invalid) forward
6650 * incremental.cc (Incremental_inputs::report_achive): New method.
6651 (Incremental_inputs::report_object): New method.
6652 (Incremental_inputs::report_script): New method.
6653 (Incremental_inputs::finalize_inputs): New method.
6654 (Incremental_inputs::finalize): Call finalize_inputs().
6655 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6656 Create inputs entries.
6657 * incremental.h (Incremental_input_type): New enum.
6658 (Incremental_inputs::Incremental_input): Initialize new fields.
6659 (Incremental_inputs::report_inputs): New method.
6660 (Incremental_inputs::report_achive): New method.
6661 (Incremental_inputs::report_object): New method.
6662 (Incremental_inputs::report_script): New method.
6663 (Incremental_inputs::finalize_inputs): New method.
6664 (Incremental_inputs::Input_info): New struct.
6665 (Incremental_inputs::Input_info_map): New typedef.
6666 (Incremental_inputs::lock_): New field.
6667 (Incremental_inputs::Inputs_): New field.
6668 (Incremental_inputs::Inputs_map): New field.
6669 * main.cc (main): Call Incremental_input::report_inputs.
6670 * options.h (Input_argument_list): Typedef moved from
6672 (Input_file_group::Files): Remove, use ::Input_argument_list.
6673 (Input_file_group::Input_argument_list): Remove, use
6674 ::Input_argument_list.
6675 * plugin.cc (Plugin_manager::add_input_file): Add error in
6677 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6679 * script.cc (read_input_script): Call
6680 Incremental_input::report_script.
6681 * script.h (Script_info): New class.
6683 2009-04-27 Ian Lance Taylor <iant@google.com>
6685 * x86_64.cc (do_adjust_output_section): Set entsize to
6688 2009-04-23 Elliott Hughes <enh@google.com>
6690 * output.cc (Output_file::close): After short writes, continue
6691 writing from the correct offset in the buffer being written.
6693 2009-04-23 Chris Demetriou <cgd@google.com>
6695 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6696 * configure: Regenerate.
6697 * config.in: Regenerate.
6698 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6699 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6701 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6703 * incremental.cc (Incremental_inputs_header_data): Renamed from
6704 Incremental_input_header_data.
6705 (Incremental_inputs_header_data::data_size): New field.
6706 (Incremental_inputs_header_data::put_input_file_count): Renamed
6707 from input_file_count.
6708 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6709 from command_line_offset.
6710 (Incremental_inputs_header_data::put_reserved): Renamed from
6712 (Incremental_inputs_entry_data): Renamed from
6713 Incremental_input_entry_data.
6714 (Incremental_inputs_entry_data::data_size): New field.
6715 (Incremental_inputs::report_command_line): New method.
6716 (Incremental_inputs::finalize): New method.
6717 (Incremental_inputs::create_incremental_inputs_data): New method.
6718 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6719 * incremental.h: New file.
6720 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6721 (Layout::finalize): Create incremental inputs section in
6723 (Layout::create_incremental_info_sections): New method.
6724 * layout.h (Layout::incremental_inputs): New method.
6725 (Layout::create_incremental_info_sections): New method.
6726 (Layout::incremental_inputs_): New field.
6727 * main.cc (main): Notify Incremental_input of the command line.
6729 2009-04-01 Ian Lance Taylor <iant@google.com>
6730 Mikolaj Zalewski <mikolajz@google.com>
6732 * gold.h (reserve_unordered_map): Define, three versions, one for
6733 each version of Unordered_map.
6734 * layout.cc (Layout::Layout): Remove options parameter. Add
6735 number_of_input_files parameter. Don't initialize options_.
6736 Initialize number_of_input_files_ and resized_signatures_. Move
6737 sections_are_attached_.
6738 (Layout::layout_group): Reserve space for group_signatures_.
6739 (Layout::find_or_add_kept_section): Change name parameter to be a
6740 reference. Resize signatures_ map when it gets large enough.
6741 (Layout::layout_eh_frame): Use parameters->options() instead of
6743 (Layout::make_output_section): Likewise.
6744 (Layout::attach_allocated_section_to_segment): Likewise.
6745 (Layout::finalize, Layout::create_executable_stack): Likewise.
6746 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6747 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6748 * layout.h (class Layout): Update declarations. Remove options_
6749 field. Add number_of_input_files_ and resized_signatures_
6750 fields. Move sections_are_attached_ field.
6751 * main.cc (main): Pass number of input files to Layout
6752 constructor. Don't pass options.
6754 2009-03-30 Ian Lance Taylor <iant@google.com>
6756 * ffsll.c (ffsll): Correct implementation.
6758 2009-03-27 Ian Lance Taylor <iant@google.com>
6760 * ffsll.c: New file.
6761 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6762 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6763 * ftruncate.c (ftruncate): Declare before definition.
6764 * mremap.c (mremap): Likewise.
6765 * pread.c (pread): Likewise.
6766 * configure, Makefile.in, config.in: Rebuild.
6768 * mremap.c: New file.
6769 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6770 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6771 (mremap): Declare if HAVE_MREMAP is not defined.
6772 * configure, Makefile.in, config.in: Rebuild.
6774 2009-03-27 Cary Coutant <ccoutant@google.com>
6776 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6777 position independent.
6778 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6779 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6781 2009-03-24 Cary Coutant <ccoutant@google.com>
6783 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6785 (needs_dynamic_reloc): Likewise.
6787 2009-03-24 Ian Lance Taylor <iant@google.com>
6789 * yyscript.y (file_cmd): Recognize EXTERN.
6790 (extern_name_list, extern_name_list_body): New nonterminals.
6791 * script.cc (script_add_extern): Define.
6792 * script-c.h (script_add_extern): Declare.
6794 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6796 * object.cc (is_elf_object): Define.
6797 * object.h (is_elf_object): Declare.
6798 * archive.cc (Archive::get_elf_object_for_member): Call
6800 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6802 2009-03-24 Elliott Hughes <enh@google.com>
6804 * output.cc (Output_file::map_anonymous): Define.
6805 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6806 try an anonymous one. Report the size if the mmap fails.
6807 * output.h (class Output_file): Declare map_anonymous.
6809 2009-03-24 Ian Lance Taylor <iant@google.com>
6811 * target-select.cc (instantiate_target): Don't acquire the lock if
6812 the instantiated_target_ field has already been set.
6814 2009-03-23 Ian Lance Taylor <iant@google.com>
6816 * gold-threads.h (class Initialize_lock): Define.
6817 * gold-threads.cc (class Initialize_lock_once): Define.
6818 (initialize_lock_control): New static variable.
6819 (initialize_lock_pointer): New static variable.
6820 (initialize_lock_once): New static function.
6821 (Initialize_lock::Initialize_lock): Define.
6822 (Initialize_lock::initialize): Define.
6823 * target-select.h: Include "gold-threads.h".
6824 (class Target_selector): Add lock_ and initialize_lock_ fields.
6825 Don't define instantiate_target, just declare it.
6826 * target-select.cc (Target_selector::Target_selector): Initialize
6828 (Target_selector::instantiate_target): Define.
6829 * descriptors.h: Include "gold-threads.h".
6830 (class Descriptors): Add initialize_lock_ field.
6831 * descriptors.cc (Descriptors::Descriptors): Initialize new
6833 (Descriptors::open): Use initialize_lock_ field
6834 * errors.h (class Errors): Add initialize_lock_ field.
6835 * errors.cc (Errors::Errors): Initialize new field.
6836 (Errors::initialize_lock): Use initialize_lock_ field.
6837 * powerpc.cc (class Target_selector_powerpc): Remove
6838 instantiated_target_ field. In do_recognize call
6839 instantiate_target rather than do_instantiate_target. In
6840 do_instantiate_target just allocate a new target.
6841 * sparc.cc (class Target_selector_sparc): Likewise.
6843 * freebsd.h: New file.
6844 * i386.cc: Include "freebsd.h".
6845 (Target_i386): Derive from Target_freebsd rather than
6847 (Target_selector_i386): Derive from Target_selector_freebsd rather
6848 than Target_selector.
6849 * x86_64.cc: Include "freebsd.h".
6850 (Target_x86_64): Derive from Target_freebsd rather than
6852 (Target_selector_x86_64): Derive from Target_selector_freebsd
6853 rather than Target_selector.
6854 * target.h (class Target): Add adjust_elf_header and
6855 do_adjust_elf_header.
6856 * output.cc (Output_file_header:: do_sized_write): Call target
6857 adjust_elf_header routine.
6858 * configure.tgt: Set targ_osabi.
6859 * configure.ac: Define GOLD_DEFAULT_OSABI.
6860 * parameters.cc (Parameters::default_target): Pass
6861 GOLD_DEFAULT_OSABI to select_target.
6862 * target-select.h (class Target_selector): Make instantiate_target
6863 protected rather than private.
6864 * Makefile.am (HFILES): Add freebsd.h.
6865 * configure, Makefile.in, config.in: Rebuild.
6867 * merge.cc (do_add_input_section): Correct pend value. Change
6868 message about last entry not being null terminated from error to
6871 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6873 * incremental.cc: New file.
6874 * Makefile.am (CCFILES): Add incremental.cc.
6875 * Makefile.in: Rebuild.
6877 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6879 * layout.cc (Layout::output_section_name): Preserve names
6880 of '.note.' sections.
6882 2009-03-19 Ian Lance Taylor <iant@google.com>
6884 * descriptors.cc (Descriptors::open): Check that the options are
6885 valid before using them.
6887 2009-03-18 Ian Lance Taylor <iant@google.com>
6889 * script-sections.h: Include <list>.
6890 (class Script_sections): Change Sections_elements from std::vector
6891 to std::list. Typedef public Elements_iterator. Add
6892 orphan_section_placement_, data_segment_align_start_, and
6893 saw_data_segment_align_ fields. Remove data_segment_align_index_
6895 * script-sections.cc (class Orphan_section_placement): New class.
6896 (class Sections_element): Add virtual functions is_relro and
6897 orphan_section_init. Remove virtual function place_orphan_here.
6898 (class Output_section_definition): Add is_relro and
6899 orphan_section_init. Remove place_orphan_here.
6900 (class Orphan_output_section): Likewise.
6901 (Script_sections::Script_sections): Update for field changes.
6902 (Script_sections::data_segment_align): Set saw_data_segment_align_
6903 and data_segment_align_start_, not data_segment_align_index.
6904 (Script_sections::data_segment_relro_end): Check
6905 saw_data_segment_align_. Use data_segment_align_start_ rather
6906 than data_segment_align_index_.
6907 (Script_sections::place_orphan): Rewrite to use
6908 Orphan_section_placement.
6910 2009-03-17 Ian Lance Taylor <iant@google.com>
6912 * archive.cc (Archive::add_symbols): Check for a version attached
6913 to the symbol name in the archive map.
6914 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6915 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6916 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6917 (ver_test_11.a): New target.
6918 * testsuite/Makefile.in: Rebuild.
6920 * configure.ac: Check for chsize and posix_fallocate. Replace
6922 * ftruncate.c: New file, from gnulib.
6923 * output.cc (posix_fallocate): Define dummy version if not
6924 HAVE_POSIX_FALLOCATE.
6925 (Output_file::map): Call posix_fallocate rather than lseek and
6927 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6928 * configure, Makefile.in, config.in: Rebuild.
6930 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6932 * layout.h (Layout::create_note): Add section_name parameter.
6933 * layout.cc (Layout::create_note): Likewise.
6934 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6936 2009-03-17 Ian Lance Taylor <iant@google.com>
6938 * descriptors.cc: Include "options.h".
6939 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6940 (Descriptors::open): Always use O_CLOEXEC when opening a new
6941 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6942 then set FD_CLOEXEC.
6944 * sparc.cc (class Target_sparc): Add has_got_section.
6945 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6946 make sure we have a GOT section.
6948 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6949 (Target_sparc::Scan::local): Likewise.
6950 (Target_sparc::Scan::global): Likewise.
6951 (Target_sparc::Relocate::relocate): Likewise.
6952 (Target_sparc::Relocate::relocate_tls): Likewise.
6954 * symtab.cc (Symbol_table::define_default_version): New function,
6955 broken out of add_from_object.
6956 (Symbol_table::add_from_object): Call define_default_version.
6957 (Symbol_table::define_special_symbol): Add resolve_oldsym
6958 parameter. Change all callers. If the version for a symbol comes
6959 from a version script, resolve it with the symbol with the same
6960 name with no version. Also add the symbol without a version if
6962 (do_define_in_output_data): If resolving with oldsym, don't delete
6964 (do_define_in_output_segment): Likewise.
6965 (do_define_as_constant): Likewise.
6966 * symtab.h (class Symbol_table): Update declarations.
6968 2009-03-13 Ian Lance Taylor <iant@google.com>
6970 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6971 (Read_symbols::requeue): New function.
6972 (Read_symbols::do_read_symbols): If make_elf_object fails because
6973 the target type is not configured, and the file was searched for,
6974 issue a warning and retry with the next directory.
6975 (Add_symbols::run): If the file has an incompatible format, and
6976 it was searched for, requeue the Read_symbols task. On error,
6978 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6979 dirindex parameter to constructor. Change all callers. Declare
6980 incompatible_warning and requeue.
6981 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6982 input_argument_ and input_group_ fields. Add them to
6983 constructor. Change all callers.
6984 (class Read_script): Add dirindex_ field. Add it to constructor.
6986 * archive.cc (Archive::setup): Remove input_objects parameter.
6988 (Archive::get_file_and_offset): Likewise.
6989 (Archive::read_all_symbols): Likewise.
6990 (Archive::read_symbols): Likewise.
6991 (Archive::get_elf_object_for_member): Remove input_objects
6992 parameter. Add punconfigured parameter. Change all callers.
6993 (Archive::add_symbols): Change return type to bool. Check return
6994 value of include_member.
6995 (Archive::include_all_members): Likewise.
6996 (Archive::include_member): Change return type to bool. Return
6997 false if first included object has incompatible target. Set
6998 included_member_ field.
6999 (Add_archive_symbols::run): If add_symbols returns false, requeue
7001 * archive.h (class Archive): Add included_member_ field.
7002 Initialize it in constructor. Add input_file and searched_for
7003 methods. Update declarations.
7004 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7005 input_argument_ fields. Add them to constructor. Change all
7007 * script.cc: Include "target-select.h".
7008 (class Parser_closure): Add skip_on_incompatible_target_ and
7009 found_incompatible_target_ fields. Add
7010 skip_on_incompatible_target parameter to constructor. Change all
7011 callers. Add methods skip_on_incompatible_target,
7012 clear_skip_on_incompatible_target, found_incompatible_target, and
7013 set_found_incompatible_target.
7014 (read_input_script): Add dirindex parameter. Change all callers.
7015 If parser finds an incompatible target, requeue Read_symbols
7017 (script_set_symbol): Clear skip_on_incompatible_target in
7019 (script_add_assertion, script_parse_option): Likewise.
7020 (script_start_sections, script_add_phdr): Likewise.
7021 (script_check_output_format): New function.
7022 * script.h (read_input_script): Update declaration.
7023 * script-c.h (script_check_output_format): Declare.
7024 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7025 (ignore_cmd): Remove OUTPUT_FORMAT.
7026 * fileread.cc (Input_file::Input_file): Add explicit this.
7027 (Input_file::will_search_for): New function.
7028 (Input_file::open): Add pindex parameter. Change all callers.
7029 * fileread.h (class Input_file): Add input_file_argument method.
7030 Declare will_search_for. Update declarations.
7031 * object.cc (make_elf_object): Add punconfigured parameter.
7033 * object.h (class Object): Make input_file public. Add
7034 searched_for method.
7035 (make_elf_object): Update declaration.
7036 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7038 * dirsearch.h (class Dirsearch): Update declaration.
7039 * options.h (class General_options): Add --warn-search-mismatch.
7040 * parameters.cc (Parameters::is_compatible_target): New function.
7041 * parameters.h (class Parameters): Declare is_compatible_target.
7042 * workqueue.cc (Workqueue::add_blocker): New function.
7043 * workqueue.h (class Workqueue): Declare add_blocker.
7045 * fileread.cc (Input_file::open): Remove options parameter.
7047 (Input_file::open_binary): Likewise.
7048 * script.cc (read_input_script): Likewise.
7049 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7050 options parameter from constructor. Change all callers.
7051 (class Read_script): Likewise.
7052 * fileread.h (class Input_file): Update declarations.
7053 * script.h (read_input_script): Update declaration.
7055 2009-03-10 Nick Clifton <nickc@redhat.com>
7057 * po/es.po: New Spanish translation.
7059 2009-03-06 Cary Coutant <ccoutant@google.com>
7061 * options.cc (parse_short_option): Keep dash_z from registering itself.
7063 2009-03-03 Ian Lance Taylor <iant@google.com>
7066 * target-reloc.h (relocate_section): Pass output_section to
7068 * i386.cc (Target_i386::should_apply_static_reloc): Add
7069 output_section parameter. Change all callers.
7070 (Target_i386::Relocate::relocate): Add output_section parameter.
7071 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7072 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7073 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7074 * testsuite/two_file_shared.sh: New script.
7075 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7076 (check_DATA): Add two_file_shared.dbg.
7077 (two_file_shared.dbg): New target.
7078 * testsuite/Makefile.in: Rebuild.
7080 2009-03-01 Ian Lance Taylor <iant@google.com>
7082 * configure.ac: Check for byteswap.h.
7083 * configure: Rebuild.
7084 * config.in: Rebuild.
7086 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7088 * layout.cc (Layout::find_or_add_kept_section): New function.
7089 (Layout::add_comdat): Removed.
7090 * layout.h (struct Kept_section): Move out of class Layout.
7091 Remove trailing underscores from field names. Add group_sections
7092 field. Rename group_ field to is_group. Change all uses.
7093 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7094 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7095 comdat_groups_ field.
7096 (Sized_relobj::include_section_group): Use
7097 find_or_add_kept_section and Kept_section::group_sections.
7098 (Sized_relobj::include_linkonce_section): Likewise.
7099 * object.cc (class Sized_relobj): Don't define Comdat_group or
7100 Comdat_group_table. Remove find_comdat_group and
7101 add_comdat_group. Remove comdat_groups_ field.
7102 * plugin.cc (include_comdat_group): Use
7103 Layout::find_or_add_kept_section.
7105 2009-02-28 Ian Lance Taylor <iant@google.com>
7107 * README: --gc-sections and map files are now supported. Document
7108 some build requirements.
7111 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7112 relocatable link set the value of the section symbol to zero.
7113 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7114 relocatable link don't include the section address in the local
7117 2009-02-27 Ian Lance Taylor <iant@google.com>
7120 * options.h (class Search_directory): Add is_system_directory.
7121 (class General_options): Declare is_in_system_directory.
7122 * options.cc (get_relative_sysroot): Make static.
7123 (get_default_sysroot): Make static.
7124 (General_optoins::is_in_system_directory): New function.
7125 * fileread.cc (Input_file::is_in_system_directory): New function.
7126 * fileread.h (class Input_file): Declare is_in_system_directory.
7127 * object.h (class Object): Add is_in_system_directory.
7128 (class Input_objects): Remove system_library_directory_ field.
7129 * object.cc (Input_objects::add_object): Don't set
7130 system_library_directory_.
7131 (input_objects::found_in_system_library_directory): Remove.
7132 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7133 parameter. Change all callers.
7134 (Symbol_table::sized_write_globals): Likewise.
7135 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7136 Call Object::is_in_system_directory.
7137 * symtab.h (class Symbol_table): Update declarations.
7140 * descriptors.h (Open_descriptor): Add is_on_stack field.
7141 * descriptors.cc (Descriptors::open): If the descriptor is on the
7142 top of the stack, remove it. Initialize is_on_stack field.
7143 (Descriptors::release): Only add pod to stack if it is not on the
7145 (Descriptors::close_some_descriptor): Clear stack_next and
7149 * output.cc (Output_section::find_starting_output_address): Rename
7150 from starting_output_address; add PADDR parameter; change return
7152 * output.h (class Output_section): Declare
7153 find_starting_output_address instead of starting_output_address.
7154 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7155 section symbol for which we can't find a merge section.
7158 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7159 hidden or internal, force the symbol to be local.
7160 * resolve.cc (Symbol::override_visibility): Define.
7161 (Symbol::override_base): Use override_visibility.
7162 (Symbol_table::resolve): Likewise.
7163 (Symbol::override_base_with_special): Likewise.
7164 (Symbol_table::override_with_special): If the visibility is hidden
7165 or internal, force the symbol to be local.
7166 * symtab.h (class Symbol): Add set_visibility and
7167 override_visibility.
7168 * testsuite/ver_test_1.sh: New file.
7169 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7170 (check_DATA): Add ver_test_1.syms.
7171 (ver_test_1.syms): New target.
7172 * testsuite/Makefile.in: Rebuild.
7174 2009-02-25 Cary Coutant <ccoutant@google.com>
7176 * layout.cc (Layout::choose_output_section): Don't rename sections
7177 when using a linker script that has a SECTIONS clause.
7178 * Makefile.in: Regenerate.
7180 * testsuite/Makefile.am (script_test_5.sh): New test case.
7181 * testsuite/Makefile.in: Regenerate.
7182 * testsuite/script_test_5.cc: New file.
7183 * testsuite/script_test_5.sh: New file.
7184 * testsuite/script_test_5.t: New file.
7186 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7188 * archive.cc (Archive::include_member): Update calls to add_symbols.
7189 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7190 the Layout argument.
7191 * dynobj.h (do_add_symbols): Add the Layout argument.
7192 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7194 * object.h (Object::add_symbols): Add the Layout argument.
7195 (Object::do_add_symbols): Add the Layout argument.
7196 (Sized_relobj::do_add_symbols): Add the Layout argument.
7197 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7198 Unify the two versions.
7199 (Add_plugin_symbols): Remove.
7200 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7201 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7202 (Add_plugin_symbols): Remove.
7203 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7204 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7205 (Add_symbols::run): Make it work with Pulginobj.
7207 2009-02-06 Ian Lance Taylor <iant@google.com>
7209 * object.cc (Sized_relobj::do_layout): Make info message start
7210 with lower case letter.
7212 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7214 * binary.cc: Fix file comment.
7216 * options.h (enum Incremental_disposition): Define.
7217 (class General_options): Add new options: --incremental,
7218 --incremental_changed, --incremental_unchanged,
7219 --incremental_unknown. Add incremental_disposition_ and
7220 implicit_incremental_ fields.
7221 (General_options::incremental_disposition): New function.
7222 (class Position_dependent_options): Add incremental_disposition
7224 (Position_dependent_options::copy_from_options): Set incremental
7226 * options.cc (General_options::parse_incremental_changed): New
7228 (General_options::parse_incremental_unchanged): New function.
7229 (General_options::parse_incremental_unknown): New function.
7230 (General_options::General_options): Initialize new fields
7231 incremental_disposition_ and implicit_incremental_.
7232 (General_options::finalize): Check for uasge of --incremental-*
7233 without --incremental.
7235 2009-02-06 Chris Demetriou <cgd@google.com>
7237 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7238 pointer and to report location as the file name associated with
7240 (gold_undefined_symbol_at_location): New function to replace the
7241 old gold_undefined_symbol functionality.
7242 * target-reloc.h (relocate_section): Update to use
7243 gold_undefined_symbol_at_location.
7244 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7245 Call gold_undefined_symbol function rather than gold_error.
7246 * errors.h (Errors::undefined_symbol): Take location as a
7247 string, rather than calculating it from a relocation.
7248 * errors.cc (Errors::fatal): Print "fatal error:" before the
7250 (Errors::error, Errors::error_at_location): Print "error: "
7251 before the formatted message.
7252 (Errors::undefined_symbol): Take location as a string, rather
7253 than calculating it from a relocation.
7254 (gold_undefined_symbol_at_location): New function akin to
7255 old gold_undefined_symbol, calculates location from relocation.
7256 (gold_undefined_symbol): Change to take only a Symbol pointer
7257 and to report location as the file name associated with the symbol.
7258 * testsuite/debug_msg.sh: Update for changed error messages.
7259 * testsuite/undef_symbol.sh: Likewise.
7261 2009-02-04 Duncan Sands <baldrick@free.fr>
7264 * reduced_debug_output.h
7265 (Output_reduced_debug_abbrev_section::failed): Use format for
7267 (Output_reduced_debug_info_section::faild): Likewise.
7269 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7271 * script.cc (Lazy_demangler): New class.
7272 (Version_script_info::get_symbol_version_helper): Demangle a
7275 2009-01-29 Cary Coutant <ccoutant@google.com>
7277 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7279 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7281 2009-01-28 Ian Lance Taylor <iant@google.com>
7283 * version.cc (version_string): Bump to 1.9.
7285 * gold.h: Include <cstring> and <stdint.h>.
7286 * version.cc: Include <cstdio>.
7287 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7289 * reduced_debug_output.cc (insert_into_vector): Rename from
7290 Insert_into_vector; change all callers. Use Swap_unaligned to
7291 avoid aliasing issue; remove union since it is unnecessary.
7293 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7295 * Makefile.am (CCFILES): Add gc.cc.
7297 * Makefile.in: Regenerate.
7298 * gold.cc (Gc_runner): New class.
7299 (queue_initial_tasks): Call garbage collection related tasks
7300 when corresponding options are invoked.
7301 (queue_middle_gc_tasks): New function.
7302 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7303 processed early before laying out sections during garbage collection.
7304 * gold.h (queue_middle_gc_tasks): New function.
7305 (is_prefix_of): Move from "layout.cc".
7306 * i386.cc (Target_i386::gc_process_relocs): New function.
7307 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7308 * main.cc (main): Create object of class "Garbage_collection".
7309 * object.cc (Relobj::copy_symbols_data): New function.
7310 (Relobj::is_section_name_included): New function.
7311 (Sized_relobj::do_layout): Allow this function to be called twice
7312 during garbage collection and defer layout of section during the
7314 * object.h (Relobj::get_symbols_data): New function.
7315 (Relobj::is_section_name_included): New function.
7316 (Relobj::copy_symbols_data): New function.
7317 (Relobj::set_symbols_data): New function.
7318 (Relobj::get_relocs_data): New function.
7319 (Relobj::set_relocs_data): New function.
7320 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7321 (Relobj::gc_process_relocs): New function.
7322 (Relobj::do_gc_process_relocs): New pure virtual function.
7323 (Relobj::sd_): New data member.
7324 (Sized_relobj::is_output_section_offset_invalid): New function.
7325 (Sized_relobj::do_gc_process_relocs): New function.
7326 * options.h (General_options::gc_sections): Modify to not be a no-op.
7327 (General_options::print_gc_sections): New option.
7328 * plugin.cc (Plugin_finish::run): Remove function call to
7329 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7330 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7331 * reloc.cc (Read_relocs::run): Add task to process relocs and
7332 determine unreferenced sections when doing garbage collection.
7333 (Gc_process_relocs): New class.
7334 (Sized_relobj::do_gc_process_relocs): New function.
7335 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7336 sections that are garbage collected.
7337 * reloc.h (Gc_process_relocs): New class.
7338 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7339 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7340 symbols whose corresponding sections are garbage collected.
7341 (Symbol_table::Symbol_table): Add new parameter for the garbage
7343 (Symbol_table::gc_mark_undef_symbols): New function.
7344 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7345 (Symbol_table::gc_mark_dyn_syms): New function.
7346 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7348 (Symbol_table::add_from_object): Likewise.
7349 (Symbol_table::add_from_relobj): When building shared objects, do not
7350 treat externally visible symbols as garbage.
7351 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7352 table information for static and relocatable links.
7353 * symtab.h (Symbol_table::set_gc): New function.
7354 (Symbol_table::gc): New function.
7355 (Symbol_table::gc_mark_undef_symbols): New function.
7356 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7357 (Symbol_table::gc_mark_dyn_syms): New function.
7358 (Symbol_table::gc_): New data member.
7359 * target.h (Sized_target::gc_process_relocs): New pure virtual
7361 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7362 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7364 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7366 * options.h (General_options::gc_sections): Define as a no-op for now.
7367 (General_options::no_keep_memory): Ditto.
7368 (General_options::Bshareable): Define.
7369 * options.cc (General_options::finalize): Honor -Bshareable.
7371 2009-01-20 Andreas Schwab <schwab@suse.de>
7373 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7374 read the value in the contents, since we don't use it. Use the
7375 template endianness when writing.
7376 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7378 2009-01-19 Andreas Schwab <schwab@suse.de>
7380 * configure.tgt (powerpc64-*): Fix targ_obj.
7382 2009-01-15 Ian Lance Taylor <iant@google.com>
7384 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7385 local symbols when stripping all symbols.
7387 2009-01-14 Cary Coutant <ccoutant@google.com>
7389 * output.cc (Output_reloc): Add explicit instantiations.
7391 2009-01-14 Cary Coutant <ccoutant@google.com>
7393 * archive.cc (Archive::get_elf_object_for_member): Remove call
7394 to File_read::claim_for_plugin.
7395 * descriptors.cc (Descriptors::open): Remove reference to
7397 (Descriptors::claim_for_plugin): Remove.
7398 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7399 (Descriptors::is_claimed): Remove.
7400 (claim_descriptor_for_plugin): Remove.
7401 * fileread.cc (File_read::claim_for_plugin): Remove.
7402 * fileread.h (File_read::claim_for_plugin): Remove.
7403 (File_read::descriptor): Reopen descriptor if necessary.
7404 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7405 (Plugin_manager::all_symbols_read): Add task parameter. Change
7407 (Plugin_manager::get_input_file): New function.
7408 (Plugin_manager::release_input_file): New function.
7409 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7410 corresponding data member.
7411 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7412 and pass to base constructor. Change all callers.
7413 (get_input_file, release_input_file): New functions.
7414 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7415 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7416 (Plugin_manager::all_symbols_read): Add task parameter.
7417 (Plugin_manager::get_input_file): New function.
7418 (Plugin_manager::release_input_file): New function.
7419 (Plugin_manager::task_): New data member.
7420 (Pluginobj::Pluginobj): Add filesize parameter.
7421 (Pluginobj::filename): New function.
7422 (Pluginobj::descriptor): New function.
7423 (Pluginobj::filesize): New function.
7424 (Pluginobj::filesize_): New data member.
7425 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7426 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7427 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7429 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7430 with archive libraries.
7431 * testsuite/Makefile.in: Regenerate.
7432 * testsuite/plugin_test.c (struct sym_info): New type.
7433 (get_input_file, release_input_file): New static variables.
7434 (onload): Capture new transfer vector entries.
7435 (claim_file_hook): Stop reading at end of file according to filesize.
7436 Factor out parsing of readelf output into separate function.
7437 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7438 APIs and get the source file name from the symbol table. Convert
7439 source file name to corresponding object file name. Print info
7440 message when adding new input files.
7441 (parse_readelf_line): New function.
7442 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7443 * testsuite/plugin_test_2.sh: Likewise.
7444 * testsuite/plugin_test_3.sh: Likewise.
7445 * testsuite/plugin_test_4.sh: New test case.
7447 2009-01-07 Ian Lance Taylor <iant@google.com>
7449 * version.cc (version_string): Bump to 1.8.
7451 2008-12-23 Cary Coutant <ccoutant@google.com>
7453 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7454 * plugin.cc (Plugin_manager::finish): Rename as
7455 layout_deferred_objects. Move cleanup to separate function.
7456 (Plugin_manager::cleanup): New function.
7457 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7459 * plugin.h (Plugin_manager::finish): Rename as
7460 layout_deferred_objects.
7461 (Plugin_manager::cleanup): New function.
7462 (Plugin_manager::cleanup_done): New field.
7464 2008-12-23 Cary Coutant <ccoutant@google.com>
7466 * plugin.cc (is_visible_from_outside): New function.
7467 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7468 so we don't return "IR only" status for exported symbols or -r links.
7470 * testsuite/Makefile.am (plugin_test_3): New test case.
7471 * testsuite/Makefile.in: Regenerate.
7472 * testsuite/plugin_test_3.sh: New file.
7474 2008-12-22 Cary Coutant <ccoutant@google.com>
7476 * object.cc (Sized_relobj::layout_section): New function.
7477 (Sized_relobj::do_layout): Defer layout of input sections until after
7478 plugin has provided replacement files.
7479 (Sized_relobj::do_layout_deferred_sections): New function.
7480 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7481 (Relobj::layout_deferred_sections): New function.
7482 (Relobj::do_layout_deferred_sections): New function.
7483 (Sized_relobj::do_layout_deferred_sections): New function.
7484 (Sized_relobj::layout_section): New function.
7485 (Sized_relobj::Deferred_layout): New structure.
7486 (Sized_relobj::deferred_layout_): New field.
7487 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7488 Change all callers. Layout deferred sections.
7489 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7491 (Plugin_hook::run): Move code from do_plugin_hook inline.
7492 (Plugin_hook::do_plugin_hook): Remove.
7493 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7494 (Plugin_manager::finish): Renamed, was cleanup.
7495 (Plugin_manager::should_defer_layout): New function.
7496 (Plugin_manager::add_deferred_layout_object): New function.
7497 (Plugin_manager::Deferred_layout_list): New type.
7498 (Plugin_manager::deferred_layout_objects_): New field.
7499 (Plugin_hook::do_plugin_hook): Remove.
7501 2008-12-17 Ian Lance Taylor <iant@google.com>
7503 * options.h (class General_options): Add --no case for
7506 2008-12-16 Cary Coutant <ccoutant@google.com>
7508 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7510 (Plugin_manager::claim_file): Create plugin object even if
7511 plugin did not call the add_symbols callback.
7512 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7513 asking for more symbols than were added.
7514 * testsuite/Makefile.am (plugin_test_1): Add test case with
7516 (empty.syms): New target.
7517 * testsuite/Makefile.in: Regenerate.
7518 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7519 message. Don't call add_symbols if no globals.
7520 (all_symbols_read_hook): Don't provide replacement for empty
7523 2008-12-12 Ian Lance Taylor <iant@google.com>
7525 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7526 r_type == 0 for a local symbol with r_sym == 0.
7527 (scan_relocatable_relocs): Pass r_sym to
7528 local_non_section_strategy.
7529 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7532 * configure.ac: Update test for TLS descriptors: they are
7533 supported as of glibc 2.9.
7534 * configure: Rebuild.
7536 2008-12-11 Ian Lance Taylor <iant@google.com>
7539 * target-reloc.h (Default_scan_relocatable_relocs): For each
7540 function, map r_type == 0 to RELOC_DISCARD.
7542 2008-12-10 Cary Coutant <ccoutant@google.com>
7544 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7545 object to override a kept COMDAT group from a plugin object.
7547 2008-12-09 Ian Lance Taylor <iant@google.com>
7550 * yyscript.y (file_cmd): Handle INPUT.
7552 * testsuite/initpri1.c: Change all declarations to be full
7553 prototypes by adding void, to avoid compiler warnings.
7555 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7557 * options.cc (General_options::parse_plugin_opt): New.
7558 (General_options::add_plugin): The argument now is just the filename.
7559 (General_options::add_plugin_option): New.
7560 * options.h (plugin_opt): New.
7561 (add_plugin): Change argument name.
7562 (add_plugin_option): New.
7563 * plugin.cc (Plugin::load): Don't parse the plugin option.
7564 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7565 (Plugin::add_option): New.
7566 (Plugin::args_): Change type.
7567 (Plugin::filename_): New.
7568 (Plugin_manager::add_plugin_option): New.
7569 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7570 * testsuite/Makefile.in: Regenerate.
7572 2008-12-05 Cary Coutant <ccoutant@google.com>
7574 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7575 Handle --strip-lto-sections option.
7576 * options.h (strip_lto_sections): New option.
7578 2008-12-01 Cary Coutant <ccoutant@google.com>
7580 * plugin.cc (ld_plugin_message): Change format parameter to const.
7581 Fix mismatch between new[] and delete.
7583 2008-11-14 Cary Coutant <ccoutant@google.com>
7585 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7588 2008-11-05 Craig Silverstein <csilvers@google.com>
7590 * options.cc (General_options::parse_dynamic_list): New function.
7591 * options.h (General_options): New flags dynamic_list,
7592 dynamic_list_data, dynamic_list_cpp_new, and
7593 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7594 (General_options::in_dynamic_list): New function.
7595 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7596 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7597 (Lex::can_continue_name): Likewise.
7599 (read_script_file): New parameter script_options.
7600 (read_dynamic_list): New function.
7601 (Script_options::define_dynamic_list): New function.
7602 (dynamic_list_keyword_parsecodes): New variable.
7603 (dynamic_list_keywords): New variable.
7604 * script.h (Script_options::define_dynamic_list): New function
7606 (read_dynamic_list): New function prototype.
7607 * symtab.cc (strprefix): New macro.
7608 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7609 dynamic_list_data, dynamic_list_cpp_new, and
7610 dynamic_list_cpp_typeinfo.
7611 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7612 (dynamic_list_expr): New rule.
7613 (dynamic_list_nodes): Likewise.
7614 (dynamic_list_node): Likewise.
7615 * testsuite/Makefile.am (dynamic_list): New test.
7616 * testsuite/Makefile.in: Regenerated.
7617 * testsuite/dynamic_list.t: New file.
7618 * testsuite/dynamic_list.sh: New file.
7620 2008-11-05 Craig Silverstein <csilvers@google.com>
7622 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7623 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7624 (t11_last): Likewise.
7625 * testsuite/ver_test_6.c (main): Likewise.
7627 2008-10-07 Cary Coutant <ccoutant@google.com>
7629 * options.c (General_options::finalize): Add check for -static and
7631 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7634 2008-10-02 Cary Coutant <ccoutant@google.com>
7636 * plugin.cc (make_sized_plugin_object): Fix conditional
7637 compilation to work when not all targets are enabled.
7639 2008-09-29 Cary Coutant <ccoutant@google.com>
7641 * archive.cc (Archive::get_file_and_offset): Use filename instead
7642 of name to get library path.
7643 (Archive::include_member): Unlock external member of a thin archive.
7645 * testsuite/Makefile.am (TEST_AR): New variable.
7646 (thin_archive_test_1): New test.
7647 (thin_archive_test_2): New test.
7648 * testsuite/Makefile.in: Regenerate.
7649 * testsuite/thin_archive_main.cc: New file.
7650 * testsuite/thin_archive_test_1.cc: New file.
7651 * testsuite/thin_archive_test_2.cc: New file.
7652 * testsuite/thin_archive_test_3.cc: New file.
7653 * testsuite/thin_archive_test_4.cc: New file.
7655 2008-09-29 Cary Coutant <ccoutant@google.com>
7657 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7658 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7660 (Sized_relobj::do_finalize_local_symbols): Likewise.
7661 (Sized_relobj::map_to_kept_section): Likewise.
7662 * object.h (Sized_relobj::invalid_address): New constant.
7663 (Sized_relobj::do_output_section_offset): Check for invalid_address
7665 * output.cc (Output_reloc::local_section_offset): Use constant
7666 invalid_address instead of -1U.
7667 (Output_reloc::get_address): Likewise.
7668 (Output_section::output_address): Change -1U to -1ULL.
7669 * output.h (Output_reloc::invalid_address): New constant.
7670 * reloc.cc (Sized_relobj::write_sections): Use constant
7671 invalid_address instead of -1U.
7672 (Sized_relobj::relocate_sections): Likewise.
7673 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7674 values for merge sections.
7675 * target-reloc.h (relocate_for_relocatable): Use constant
7676 invalid_address instead of -1U.
7678 2008-09-19 Cary Coutant <ccoutant@google.com>
7680 Add plugin functionality for link-time optimization (LTO).
7681 * configure.ac (plugins): Add --enable-plugins option.
7682 * configure: Regenerate.
7683 * config.in: Regenerate.
7684 * Makefile.am (LIBDL): New variable.
7685 (CCFILES): Add plugin.cc.
7686 (HFILES): Add plugin.h.
7687 (ldadd_var): Add LIBDL.
7688 * Makefile.in: Regenerate.
7690 * archive.cc: Include "plugin.h".
7691 (Archive::setup): Don't preread archive symbols when using a plugin.
7692 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7693 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7695 (Archive::include_member): Add symbols from plugin objects.
7696 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7697 * descriptors.cc (Descriptors::open): Check for file descriptors
7698 abandoned by plugins.
7699 (Descriptors::claim_for_plugin): New function.
7700 * descriptors.h (Descriptors::claim_for_plugin): New function.
7701 (Open_descriptor::is_claimed): New field.
7702 (claim_descriptor_for_plugin): New function.
7703 * fileread.cc (File_read::claim_for_plugin): New function.
7704 * fileread.h (File_read::claim_for_plugin): New function.
7705 (File_read::descriptor): New function.
7706 * gold.cc: Include "plugin.h".
7707 (queue_initial_tasks): Add task to call plugin hooks for generating
7709 * main.cc: Include "plugin.h".
7710 (main): Load plugin libraries.
7711 * object.h (Pluginobj): Declare.
7712 (Object::pluginobj): New function.
7713 (Object::do_pluginobj): New function.
7714 (Object::set_target): New function.
7715 * options.cc: Include "plugin.h".
7716 (General_options::parse_plugin): New function.
7717 (General_options::General_options): Initialize plugins_ field.
7718 (General_options::add_plugin): New function.
7719 * options.h (Plugin_manager): Declare.
7720 (General_options): Add --plugin option.
7721 (General_options::has_plugins): New function.
7722 (General_options::plugins): New function.
7723 (General_options::add_plugin): New function.
7724 (General_options::plugins_): New field.
7725 * plugin.cc: New file.
7726 * plugin.h: New file.
7727 * readsyms.cc: Include "plugin.h".
7728 (Read_symbols::do_read_symbols): Check for archive before checking
7729 for ELF file. Call plugin hooks to claim files.
7730 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7731 from a real object file; force override when processing replacement
7733 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7734 (Symbol::init_base_object): Likewise.
7735 (Symbol::init_base_output_data): Likewise.
7736 (Symbol::init_base_output_segment): Likewise.
7737 (Symbol::init_base_constant): Likewise.
7738 (Symbol::init_base_undefined): Likewise.
7739 (Symbol::output_section): Assert that object is not a plugin.
7740 (Symbol_table::add_from_pluginobj): New function.
7741 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7743 (Symbol_table::sized_write_globals): Likewise.
7744 (Symbol_table::add_from_pluginobj): Instantiate template.
7745 * symtab.h (Sized_pluginobj): Declare.
7746 (Symbol::in_real_elf): New function.
7747 (Symbol::set_in_real_elf): New function.
7748 (Symbol::in_real_elf_): New field.
7749 (Symbol_table::add_from_pluginobj): New function.
7751 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7752 (LIBDL): New variable.
7754 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7755 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7756 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7757 (MOSTLYCLEANFILES): Likewise.
7758 * testsuite/Makefile.in: Regenerate.
7759 * testsuite/plugin_test.c: New file.
7760 * testsuite/plugin_test_1.sh: New file.
7761 * testsuite/plugin_test_2.sh: New file.
7763 2008-09-16 Ian Lance Taylor <iant@google.com>
7765 * target-reloc.h (relocate_section): Check whether a symbol is
7766 defined by the ABI before reporting an undefined symbol error.
7767 * target.h (Target::is_defined_by_abi): Make parameter const.
7768 (Target::do_is_defined_by_abi): Likewise.
7769 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7770 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7771 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7772 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7773 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7774 * testsuite/Makefile.in: Rebuild.
7776 * fileread.cc (make_view): Add casts to avoid warning.
7778 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7780 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7781 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7783 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7785 * options.h (General_options::output_is_executable): New.
7786 (General_options::output_is_pie): New.
7787 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7788 for shared libraries.
7789 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7791 2008-09-11 Chris Demetriou <cgd@google.com>
7793 * options.h (origin): New -z option.
7794 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7795 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7798 2008-09-05 Cary Coutant <ccoutant@google.com>
7800 * fileread.cc (File_read::make_view): Add check for attempt to map
7803 2008-09-05 Cary Coutant <ccoutant@google.com>
7805 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7806 explicit instantiations.
7808 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7811 * options.cc (General_options::finalize): Allow undefined symbols
7812 in shlibs if linking -shared.
7815 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7816 symbols as not needing a dynsym entry.
7818 2008-08-20 Craig Silverstein <csilvers@google.com>
7820 * fileread.cc (File_read::open): Do not lock the file unless it
7821 was successfully opened.
7823 2008-08-14 Cary Coutant <ccoutant@google.com>
7825 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7826 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7827 * testsuite/tls_test.cc (struct int128): 128-bit struct
7828 for testing TLS relocs with non-zero addend.
7829 (v12): New TLS variable.
7831 (t_last): Add check for v12.
7832 * testsuite/tls_test.h (t12): New function.
7833 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7835 2008-08-13 Ian Lance Taylor <iant@google.com>
7837 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7838 set tls_segment_ or relro_segment_.
7839 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7841 * output.h (Output_section::clear_is_relro): New function.
7842 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7843 sections specially even when output_data_ is empty.
7844 (Output_segment::maximum_alignment): When first section is relro,
7845 only force alignment for PT_LOAD segments.
7846 * script.cc (script_data_segment_align): New function.
7847 (script_data_segment_relro_end): New function.
7848 * script-c.h (script_data_segment_align): Declare.
7849 (script_data_segment_relro_end): Declare.
7850 * script-sections.h (class Script_sections): Declare
7851 data_segment_align and data_segment_relro_end. Add fields
7852 segment_align_index_ and saw_relro_end_.
7853 * script-sections.cc (class Sections_element): Add set_is_relro
7854 virtual function. Add new bool* parameter to place_orphan_here.
7855 Add get_output_section virtual function.
7856 (class Output_section_definition): Add set_is_relro. Add new
7857 bool* parameter to place_orphan_here. Add get_output_section.
7858 Add is_relro_ field.
7859 (Output_section_definition::Output_section_definition): Initialize
7860 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7861 and is_relro_ fields.
7862 (Output_section_definition::place_orphan_here): Add is_relro
7864 (Output_section_definition::set_section_addresses): Set relro for
7866 (Output_section_definition::alternate_constraint): Likewise.
7867 (class Orphan_output_section): Add new bool* parameter to
7868 place_orphan_here. Add get_output_section.
7869 (Orphan_output_section::place_orphan_here): Add is_relro
7871 (Script_sections::Script_sections): Initialize
7872 data_segment_align_index_ and saw_relro_end_.
7873 (Script_sections::data_segment_align): New function.
7874 (Script_sections::data_segment_relro_end): New function.
7875 (Script_sections::place_orphan): Set or clear is_relro.
7876 (Script_sections::set_section_addresses): Force alignment of first
7878 * yyscript.y (exp): Call script_data_segment_align and
7879 script_data_segment_relro_end.
7880 * testsuite/relro_script_test.t: New file.
7881 * testsuite/relro_test.cc (using_script): Declare.
7882 (t1, t2): Test using_script.
7883 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7884 (relro_script_test_SOURCES): Define.
7885 (relro_script_test_DEPENDENCIES): Define.
7886 (relro_script_test_LDFLAGS): Define.
7887 (relro_script_test_LDADD): Define.
7888 (relro_script_test.so): New target.
7889 * testsuite/Makefile.in: Rebuild.
7891 2008-08-06 Cary Coutant <ccoutant@google.com>
7893 * archive.cc (Archive::total_archives, Archive::total_members)
7894 (Archive::total_members_loaded): New variables.
7895 (Archive::setup): Add parameter. Add option to preread
7897 (Archive::read_armap): Add counter.
7898 (Archive::get_file_and_offset): New function.
7899 (Archive::get_elf_object_for_member): New function.
7900 (Archive::read_all_symbols): New function.
7901 (Archive::read_symbols): New function.
7902 (Archive::add_symbols): Add counters.
7903 (Archive::include_all_members): Use armap to find members if it's
7905 (Archive::include_member): Skip reading symbols if already read.
7906 Factored code into Archive::get_file_and_offset and
7907 Archive::get_elf_object_for_member. Changed call to
7908 Mapfile::report_include_archive_member.
7909 (Archive::print_stats): New function.
7910 * archive.h: Declare Object and Read_symbols_data classes.
7911 (Archive::Archive): Add initializers for new members.
7912 (Archive::setup): Add parameter.
7913 (Archive::print_stats): New function.
7914 (Archive::total_archives, Archive::total_members)
7915 (Archive::total_members_loaded): New variables.
7916 (Archive::get_file_and_offset): New function.
7917 (Archive::get_elf_object_for_member): New function.
7918 (Archive::read_all_symbols): New function.
7919 (Archive::read_symbols): New function.
7920 (Archive::Archive_member): New class.
7921 (Archive::members_): New member.
7922 (Archive::num_members_): New member.
7923 * main.cc: Include archive.h.
7924 (main): Call Archive::print_stats.
7925 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7926 archive parameter; member_name is now the fully-decorated name.
7927 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7928 * options.h: (General_options): Add --preread-archive-symbols option.
7929 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7932 2008-08-04 Ian Lance Taylor <iant@google.com>
7934 * symtab.h (Symbol::use_plt_offset): New function.
7935 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7936 * powerpc.cc (Relocate::relocate): Likewise.
7937 * sparc.cc (Relocate::relocate): Likewise.
7938 * x86_64.cc (Relocate::relocate): Likewise.
7939 * testsuite/weak_plt.sh: New test.
7940 * testsuite/weak_plt_main.cc: New test.
7941 * testsuite/weak_plt_shared.cc: New test.
7942 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7943 (check_PROGRAMS): Add weak_plt.
7944 (check_DATA): Add weak_plt_shared.so.
7945 (weak_plt_main_pic.o, weak_plt): New targets.
7946 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7947 * testsuite/Makefile.in: Rebuild.
7949 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7951 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7952 * testsuite/Makefile.in: Rebuild.
7954 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7956 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7957 * Makefile.in: Regenerate.
7958 * po/POTFILES.in: Regenerate.
7960 2008-07-29 Ian Lance Taylor <iant@google.com>
7962 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7963 symbols before other symbols.
7964 * testsuite/script_test_2.cc (test_addr): Declare.
7965 (test_addr_alias): Declare.
7966 (main): Check that test_addr and test_addr_alias have the right
7968 * testsuite/script_test_2.t: Define test_addr_alias and
7971 2008-07-24 Ian Lance Taylor <iant@google.com>
7974 * descriptors.cc: New file.
7975 * descriptors.h: New file.
7976 * gold-threads.h (class Hold_optional_lock): New class.
7977 * fileread.cc: Include "descriptors.h".
7978 (File_read::~File_read): Release descriptor rather than closing
7980 (File_read::open) [file]: Call open_descriptor rather than open.
7981 Set is_descriptor_opened_.
7982 (File_read::open) [memory]: Assert that descriptor is not open.
7983 (File_read::reopen_descriptor): New function.
7984 (File_read::release): Release descriptor.
7985 (File_read::do_read): Make non-const. Reopen descriptor.
7986 (File_read::read): Make non-const.
7987 (File_read::make_view): Reopen descriptor.
7988 (File_read::do_readv): Likewise.
7989 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7990 Update declarations.
7991 * layout.cc: Include "descriptors.h".
7992 (Layout::create_build_id): Use open_descriptor rather than open.
7993 * output.cc: Include "descriptors.h".
7994 (Output_file::open): Use open_descriptor rather than open.
7995 * archive.cc (Archive::const_iterator): Change Archive to be
7997 (Archive::begin, Archive::end): Make non-const.
7998 (Archive::count_members): Likewise.
7999 * archive.h (class Archive): Update declarations.
8000 * object.h (Object::read): Make non-const.
8001 * Makefile.am (CCFILES): Add descriptors.cc.
8002 (HFILES): Add descriptors.h.
8003 * Makefile.in: Rebuild.
8006 * gold.h: Always include <clocale>. Add Solaris workarounds
8007 following code in binutils/sysdep.h.
8010 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8011 this->eh_frame_hdr_ is NULL before using it.
8013 * dynobj.cc (Versions::Versions): Update comment.
8015 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8016 the base version name.
8018 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8019 array size plus one.
8020 (Stringpool_template::set_string_offsets): Subtract one from key
8021 before using it as an array index.
8022 (Stringpool_template::get_offset_with_length): Likewise.
8023 (Stringpool_template::write_to_buffer): Likewise.
8024 * stringpool.h (Stringpool_template::get_offset_from_key):
8027 2008-07-23 Ian Lance Taylor <iant@google.com>
8030 * object.h (Merged_symbol_value::value): Do our best to handle a
8034 * script.cc (Version_script_info::get_versions): Don't add empty
8035 version tag to return value.
8036 (Version_script_info::get_symbol_version_helper): Change return
8037 type to bool. Add pversion parameter. Change all callers.
8038 (script_register_vers_node): Don't require a non-NULL tag.
8039 * script.h (class Version_script_info): Update declarations.
8040 (Version_script_info::get_symbol_version): Change return type to
8041 bool. Add version parameter. Change all callers.
8042 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8043 handling. Handle an empty version from a version script.
8044 (Symbol_table::define_special_symbol): Likewise.
8045 * testsuite/ver_test_10.script: New file.
8046 * testsuite/ver_test_10.sh: New file.
8047 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8048 (check_DATA): Add ver_test_10.syms.
8049 (ver_test_10.syms, ver_test_10.so): New target.
8050 * testsuite/Makefile.in: Rebuild.
8052 2008-07-23 Simon Baldwin <simonb@google.com>
8054 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8055 to zero for undefined symbols from dynamic libraries.
8057 2008-07-23 Ian Lance Taylor <iant@google.com>
8059 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8061 * symtab.h (class Symbol_table): Update declaration.
8062 * testsuite/ver_test_9.cc: New file.
8063 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8064 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8065 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8066 (ver_test_9.so, ver_test_9.o): New targets.
8067 * testsuite/Makefile.in: Rebuild.
8069 2008-07-22 Ian Lance Taylor <iant@google.com>
8071 * options.h (class General_options): Define --check-sections.
8072 * layout.cc (Layout::set_segment_offsets): Handle
8075 * options.h (class General_options): Define -n/--nmagic and
8077 * options.cc (General_options::finalize): For -n/--nmagic or
8078 -N/--omagic, set -static.
8079 * layout.cc (Layout::attach_allocated_section_to_segment): If
8080 -N/--omagic, don't put read-only and read-write sections in
8082 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8083 finding a read-only segment.
8084 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8085 don't set the minimum segment alignment to the common page size,
8086 and don't set the file offset to the address modulo the page size.
8087 * script-sections.cc (Script_sections::create_segments): If
8088 -n/--omagic, don't put read-only and read-write sections in
8091 * cref.cc: New file.
8093 * options.h (class General_options): Add --print-symbol-counts.
8094 * main.cc (main): Issue defined symbol report if requested.
8095 * archive.cc (Archive::interpret_header): Make into a const member
8097 (Archive::add_symbols): Call Input_objects::archive_start and
8099 (Archive::const_iterator): Define new class.
8100 (Archive::begin, Archive::end): New functions.
8101 (Archive::include_all_members): Rewrite to use iterator.
8102 (Archive::count_members): New function.
8103 * archive.h (class Archive): Update declarations.
8104 (Archive::filename): New function.
8105 * object.cc: Include "cref.h".
8106 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8107 (Sized_relobj::do_get_global_symbol_counts): New function.
8108 (Input_objects::add_object): Add object to cross-referencer.
8109 (Input_objects::archive_start): New function.
8110 (Input_objects::archive_stop): New function.
8111 (Input_objects::print_symbol_counts): New function.
8112 * object.h: Declare Cref and Archive.
8113 (Object::get_global_symbol_counts): New function.
8114 (Object::do_get_global_symbol_counts): New pure virtual function.
8115 (class Sized_relobj): Add defined_count_ field. Update
8117 (class Input_objects): Add cref_ field. Update constructor.
8118 Update declarations.
8119 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8121 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8123 (Sized_dynobj::do_get_global_symbol_counts): New function.
8124 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8125 defined_count_. Update declarations. Define Symbols typedef.
8126 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8127 parameter. Change all callers.
8128 (Symbol_table::add_from_dynobj): Add sympointers and defined
8129 parameters. Change all callers.
8130 * symtab.h (class Symbol_table): Update declarations.
8131 * Makefile.am (CCFILES): Add cref.cc.
8132 (HFILES): Add cref.h.
8133 * Makefile.in: Rebuild.
8135 2008-07-22 Simon Baldwin <simonb@google.com>
8137 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8138 to zero when writing undefined symbols.
8140 2008-07-22 Ian Lance Taylor <iant@google.com>
8142 * output.cc (Output_section::add_input_section): Don't try to
8143 merge empty merge sections.
8145 2008-07-21 Craig Silverstein <csilvers@google.com>
8147 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8148 Include symbol version in error message.
8150 2008-07-20 Chris Demetriou <cgd@google.com>
8152 * configure.ac (gold_cv_c_random_seed): New configured variable.
8153 (RANDOM_SEED_CFLAGS): New substituted variable.
8154 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8155 * configure: Rebuild.
8156 * Makefile.in: Likewise.
8157 * testsuite/Makefile.in: Likewise.
8159 2008-07-18 Ian Lance Taylor <iant@google.com>
8161 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8162 where we see NAME/NULL and NAME/VERSION as separate symbols.
8163 * testsuite/ver_test_main.cc (main): Call t4.
8164 (t4, t4_2a): Define.
8165 * testsuite/ver_test_2.cc (t4_2): Define.
8166 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8167 * testsuite/ver_test_4.cc (t4_2a): Define.
8168 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8169 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8171 2008-07-17 Ian Lance Taylor <iant@google.com>
8173 * dynobj.cc (Versions::add_def): If we give an error about a
8174 missing version, go ahead and create the version anyhow.
8176 2008-07-10 Ian Lance Taylor <iant@google.com>
8178 Handle output sections with more than 0x7fffffff bytes.
8179 * object.h (class Relobj): Change map_to_output_ to
8180 output_sections_, and just keep a section pointer. Change all
8181 uses. Move comdat group support to Sized_relobj.
8182 (Relobj::is_section_specially_mapped): Remove.
8183 (Relobj::output_section): Remove poff parameter. Change all
8185 (Relobj::output_section_offset): New function.
8186 (Relobj::set_section_offset): Rewrite.
8187 (Relobj::map_to_output): Remove.
8188 (Relobj::output_sections): New function.
8189 (Relobj::do_output_section_offset): New pure virtual function.
8190 (Relobj::do_set_section_offset): Likewise.
8191 (class Sized_relobj): Add section_offsets_ field. Add comdat
8192 group support from Relobj. Update declarations.
8193 (Sized_relobj::get_output_section_offset): New function.
8194 (Sized_relobj::do_output_section_offset): New function.
8195 (Sized_relobj::do_set_section_offset): New function.
8196 * object.cc (Relobj::output_section_address): Remove.
8197 (Sized_relobj::Sized_relobj): Initialize new fields.
8198 (Sized_relobj::include_section_group): Cast find_kept_object to
8200 (Sized_relobj::include_linkonce_section): Likewise.
8201 (Sized_relobj::do_layout): Use separate arrays for output section
8203 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8205 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8206 output_sections and section_offsets.
8207 (Sized_relobj::write_local_symbols): Likewise.
8208 (map_to_kept_section): Compute output address directly.
8209 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8210 output_sections and section_offsets.
8211 (Sized_relobj::write_sections): Likewise.
8212 (Sized_relobj::relocate_sections): Likewise.
8213 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8214 * output.h (class Output_reloc): Update declarations. Change
8215 u2_.relobj to Sized_relobj*.
8216 (class Output_data_reloc): Change add functions to use
8218 * output.cc (Output_reloc::Output_reloc): Change relobj to
8220 (Output_reloc::local_section_offset): Change return type to
8221 Elf_Addr. Use get_output_section_offset.
8222 (Output_reloc::get_address): Likewise.
8223 (Output_section::is_input_address_mapped): Don't call
8224 is_section_specially_mapped.
8225 (Output_section::output_offset): Likewise.
8226 (Output_section::output_address): Likewise.
8227 (Output_section::starting_output_address): Likewise.
8228 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8229 parameter to Sized_relobj*.
8230 (Copy_relocs::need_copy_reloc): Likewise.
8231 (Copy_relocs::save): Likewise.
8232 * copy-relocs.h (class Copy_relocs): Update declarations.
8233 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8234 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8235 * target-reloc.h (relocate_for_relocatable): Change
8236 offset_in_output_section type to Elf_Addr. Change code that uses
8238 * layout.cc (Layout::layout): Always set *off.
8239 * mapfile.cc (Mapfile::print_input_section): Use
8240 output_section_offset.
8241 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8243 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8244 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8245 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8247 2008-07-03 Ian Lance Taylor <iant@google.com>
8249 * layout.cc (Layout::include_section): Do not discard unrecognized
8250 SHT_STRTAB sections.
8252 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8254 * script.cc (Lex::can_continue_name): Make '?' allowable in
8255 version-script names.
8256 * testsuite/version_script.map: Change glob pattern to use '?'
8258 2008-06-30 Manish Singh <yosh@gimp.org>
8261 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8264 2008-06-30 Ian Lance Taylor <iant@google.com>
8268 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8269 versions]: Don't try to read the value in the contents, since we
8270 don't use it. Use the template endianness when writing.
8272 2008-06-25 Cary Coutant <ccoutant@google.com>
8274 * fileread.cc (File_read::make_view): Assert on zero-length view.
8275 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8276 symbol table when there are no symbols to read.
8278 2008-06-23 Craig Silverstein <csilvers@google.com>
8280 * version.cc (version_string): Bump to 1.7
8282 2008-06-18 Craig Silverstein <csilvers@google.com>
8284 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8285 constant 0xFFFF to type Valtype.
8286 (Powerpc_relocate_functions::rel16_ha): Likewise.
8288 2008-06-17 Ian Lance Taylor <iant@google.com>
8290 * output.h (Output_section::Input_section): Initialize p2align_ to
8291 zero for Output_section_data constructors.
8292 (Output_section::Input_section::addralign): If not an input
8293 section, return the alignment of the Output_section_data.
8294 * testsuite/copy_test.cc: New file.
8295 * testsuite/copy_test_1.cc: New file.
8296 * testsuite/copy_test_2.cc: New file.
8297 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8298 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8299 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8300 (copy_test_1_pic.o, copy_test_1.so): New targets.
8301 (copy_test_2_pic.o, copy_test_2.so): New targets.
8302 * testsuite/Makefile.in: Rebuild.
8304 * script-sections.cc (Script_sections::place_orphan): Initialize
8305 local variable exact.
8307 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8309 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8311 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8312 David S. Miller <davem@davemloft.net>
8314 * powerpc.cc: New file.
8315 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8316 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8317 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8318 * Makefile.in: Rebuild.
8320 2008-06-09 Ian Lance Taylor <iant@google.com>
8322 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8324 (throwing, orig_terminate): New static variables.
8325 (terminate_handler): New static function.
8326 (t2): Set terminate handler.
8328 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8331 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8334 2008-05-30 Cary Coutant <ccoutant@google.com>
8336 * archive.cc (Archive::include_all_members) Correct to step
8337 over symbol table and extended name table in thin archives.
8339 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8342 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8345 2008-05-28 Caleb Howe <cshowe@google.com>
8347 * reduced_debug_output.cc: New file.
8348 * reduced_debug_output.h: New file.
8349 * options.h (class General_options): Add --strip-debug-non-line.
8350 * options.cc (General_options::finalize): Add strip_debug_non_line
8351 to the strip heirarchy.
8352 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8354 * layout.cc: Include "reduced_debug_output.h".
8355 (Layout::Layout): Initialize new fields.
8356 (line_only_debug_sections): New static array.
8357 (is_lines_only_debug_sections): New static inline function.
8358 (Layout::include_section): Handle --strip-debug-non-line.
8359 (Layout::make_output_section): If --strip-debug-non-line, build
8360 new output sections for .debug_abbrev and .debug_info.
8361 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8362 gold. Warn about possible overflow.
8363 (read_signed_LEB_128): Likewise.
8364 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8365 (read_signed_LEB_128): Declare.
8366 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8367 (HFILES): Add reduced_debug_output.h.
8368 * Makefile.in: Rebuild.
8370 2008-05-21 Ian Lance Taylor <iant@google.com>
8372 * mapfile.cc: New file.
8373 * mapfile.h: New file.
8374 * options.h (class General_options): Add -M/--print-map and -Map.
8375 * options.cc (General_options::finalize): Make -M equivalent to
8377 * main.cc: Include <cstdio> and "mapfile.h".
8378 (main): Open mapfile if requested.
8379 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8380 constructor. Change caller.
8381 (queue_initial_tasks): Add mapfile parameter. Change caller.
8382 (queue_middle_tasks): Likewise.
8383 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8385 * archive.cc: Include "mapfile.h".
8386 (Archive::add_symbols): Add mapfile parameter. Change all
8387 callers. Pass mapfile, symbol, and reason to include_member.
8388 (Archive::include_all_members): Add mapfile parameter. Change all
8390 (Archive::include_member): Add mapfile, sym, and why parameters.
8391 Change all callers. Report inclusion to map file.
8392 * archive.h: Include "fileread.h".
8393 (class Archive): Update declarations.
8394 (Archive::file): New const method.
8395 (class Add_archive_symbols): Add mapfile_ field. Update
8396 constructor. Change all callers.
8397 * readsyms.h (class Read_symbols): Likewise.
8398 (class Finish_group): Likewise.
8399 (class Read_script): Likewise.
8400 * common.cc: Include "mapfile.h".
8401 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8403 (Symbol_table::do_allocate_commons): Likewise.
8404 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8405 symbol allocation to mapfile.
8406 * common.h (class Allocate_commons_task): Add mapfile_ field.
8407 Update constructor. Change all callers.
8408 * symtab.h (class Symbol_table): Update declarations.
8409 * layout.cc: Include "mapfile.h".
8410 (Layout_task_runner::run): Print information to mapfile.
8411 (Layout::create_gold_note): Change Output_data_fixed_space to
8412 Output_data_zero_fill.
8413 (Layout::create_build_id): Likewise.
8414 (Layout::print_to_mapfile): New function.
8415 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8416 constructor. Change caller.
8417 (class Layout): Declare print_to_mapfile.
8418 * output.cc (Output_section::Input_section::print_to_mapfile): New
8420 (Output_section::add_input_section): If producing a map, always
8421 add to input_sections_ list.
8422 (Output_section::do_print_to_mapfile): New function.
8423 (Output_segment::print_sections_to_mapfile): New function.
8424 (Output_segment::print_section_list_to_mapfile): New function.
8425 * output.h: Include "mapfile.h".
8426 (Output_data::print_to_mapfile): New function.
8427 (Output_data::do_print_to_mapfile): New virtual function.
8428 (Output_segment_headers::do_print_to_mapfile): New function.
8429 (Output_file_header::do_print_to_mapfile): New function.
8430 (Output_data_const::do_print_to_mapfile): New function.
8431 (class Output_data_const_buffer): Add map_name_ field. Update
8432 constructor. Change all callers. Add do_print_to_mapfile
8434 (class Output_data_fixed_space): Likewise.
8435 (class Output_data_space): Likewise.
8436 (class Output_data_zero_fill): New class.
8437 (Output_data_strtab::do_print_to_mapfile): New function.
8438 (Output_data_reloc_base::do_print_to_mapfile): New function.
8439 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8440 (Output_data_group::do_print_to_mapfile): New function.
8441 (Output_data_got::do_print_to_mapfile): New function.
8442 (Output_data_dynamic::do_print_to_mapfile): New function.
8443 (Output_symtab_xindex::do_print_to_mapfile): New function.
8444 (class Output_section): Declare do_print_to_mapflie. Declare
8445 print_to_mapfile in Input_section.
8446 (class Output_segment): Declare new functions.
8447 * object.h (Sized_relobj::symbol_count): New function.
8448 * script-sections.cc
8449 (Output_section_element_dot_assignment::set_section_addresses):
8450 Change Output_data_fixed_space to Output_data_zero_fill.
8451 (Output_data_expression::do_print_to_mapfile): New function.
8452 * script.cc (read_input_script): Add mapfile parameter. Change
8454 * script.h (read_input_script): Update declaration.
8455 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8456 (Eh_frame::do_print_to_mapfile): New function.
8457 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8458 (Output_merge_string::do_print_to_mapfile): New function.
8459 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8461 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8463 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8465 * Makefile.am (CCFILES): Add mapfile.cc.
8466 (HFILES): Add mapfile.h.
8467 * Makefile.in: Rebuild.
8469 2008-05-19 Ian Lance Taylor <iant@google.com>
8471 * options.h (class General_options): Add -z relro.
8472 * layout.cc (Layout::Layout): Initialize relro_segment_.
8473 (Layout::add_output_section_data): Return the output section.
8474 (Layout::make_output_section): Rcognize relro sections and mark
8476 (Layout::attach_allocated_section_to_segment): Put relro sections
8477 in a PT_GNU_RELRO segment.
8478 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8480 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8482 (Layout::linkonce_mapping): Map d.rel.ro.local to
8484 (Layout::output_section_name): Us .data.rel.ro.local for any
8485 section which begins with that.
8486 * layout.h (class Layout): Update add_output_section_data
8487 declaration. Add relro_segment_ field.
8488 * output.cc (Output_section::Output_section): Initialize is_relro_
8489 and is_relro_local_ fields.
8490 (Output_segment::add_output_section): Group relro sections.
8491 (Output_segment::is_first_section_relro): New function.
8492 (Output_segment::maximum_alignment): If there is a relro section,
8493 align the segment to the common page size.
8494 (Output_segment::set_section_addresses): Track whether we are
8495 looking at relro sections. If the last section is a relro
8496 section, align to the common page size.
8497 (Output_segment::set_section_list_addresses): Add in_relro
8498 parameter. Change all callers. Align to the page size when
8499 moving from relro to non-relro section.
8500 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8502 * output.h (class Output_section): Add is_relro_ and
8503 is_relro_local_ fields.
8504 (Output_section::is_relro): New function.
8505 (Output_section::set_is_relro): New function.
8506 (Output_section::is_relro_local): New function.
8507 (Output_section::set_is_relro_local): New function.
8508 (class Output_segment): Update declarations.
8509 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8510 * sparc.cc (Target_sparc::got_section): Likewise.
8511 * x86_64.cc (Target_x86_64::got_section): Likewise.
8512 * testsuite/relro_test_main.cc: New file.
8513 * testsuite/relro_test.cc: New file.
8514 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8515 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8516 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8517 (relro_test.so, relro_test_pic.o): New targets.
8518 * testsuite/Makefile.in: Rebuild.
8520 2008-05-16 Ian Lance Taylor <iant@google.com>
8522 * output.cc (Output_segment::add_output_section): Remove front
8524 * output.h (class Output_segment): Remove
8525 add_initial_output_section and overloaded add_output_section.
8526 Update declaration of remaining add_output_section.
8527 * layout.cc (Layout::create_interp): Call add_output_section
8528 rather than add_initial_output_section.
8529 (Layout::finish_dynamic_section): Likewise.
8531 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8532 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8533 know the dynamic type.
8534 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8535 field. Initialize it in constructor.
8536 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8537 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8538 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8541 * output.cc (Output_reloc::get_address): Change return type to
8543 * output.h (class Output_reloc): Update get_address declaration.
8544 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8545 for section addresses.
8547 2008-05-09 Ian Lance Taylor <iant@google.com>
8550 * gold.cc (gold_nomem): Use return value of write.
8552 2008-05-08 Ian Lance Taylor <iant@google.com>
8554 * symtab.c (Symbol::init_base_output_data): Add version
8555 parameter. Change all callers.
8556 (Symbol::init_base_output_segment): Likewise.
8557 (Symbol::init_base_constant): Likewise.
8558 (Symbol::init_base_undefined): Likewise.
8559 (Sized_symbol::init_output_data): Likewise.
8560 (Sized_symbol::init_output_segment): Likewise.
8561 (Sized_symbol::init_constant): Likewise.
8562 (Sized_symbol::init_undefined): Likewise.
8563 (Symbol_table::do_define_in_output_data): If the new symbol has a
8564 version, mark it as the default.
8565 (Symbol_table::do_define_in_output_segment): Likewise.
8566 (Symbol_table::do_define_as_constant): Likewise.
8567 * symtab.h (class Symbol): Update declarations.
8568 (class Sized_symbol): Likewise.
8569 * resolve.cc (Symbol::override_version): New function.
8570 (Symbol::override_base): Call override_version.
8571 (Symbol::override_base_with_special): Likewise.
8572 * testsuite/ver_script_8.script: New file.
8573 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8574 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8575 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8576 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8578 2008-05-06 Ian Lance Taylor <iant@google.com>
8581 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8583 (class General_options): Remove existing --undefined, and add
8584 --no-undefined instead. Add new --undefined as synonym for -u.
8585 * archive.cc (Archive::add_symbols): Check whether symbol was
8587 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8588 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8589 all uses. Add IS_UNDEFINED. Update declarations to split
8590 different versions of init_base. Declare init_base_undefined.
8591 (Symbol::is_defined): Handle IS_UNDEFINED.
8592 (Symbol::is_undefined): Likewise.
8593 (Symbol::is_weak_undefined): Call is_undefined.
8594 (Symbol::is_absolute): Handle IS_CONSTANT.
8595 (class Sized_symbol): Update declarations to split different
8596 versions of init. Declare init_undefined.
8597 (class Symbol_table): Declare new functions.
8598 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8600 (Symbol::init_base_output_data): Likewise.
8601 (Symbol::init_base_output_segment): Likewise.
8602 (Symbol::init_base_constant): Likewise.
8603 (Symbol::init_base_undefined): New function.
8604 (Sized_symbol::init_object): Rename from init. Change all
8606 (Sized_symbol::init_output_data): Likewise.
8607 (Sized_symbol::init_output_segment): Likewise.
8608 (Sized_symbol::init_constant): Likewise.
8609 (Sized_symbol::init_undefined): New function.
8610 (Symbol_table::add_undefined_symbols_from_command_line): New
8612 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8614 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8615 (Symbol::output_section): Likewise.
8616 (Symbol::set_output_section): Likewise.
8617 (Symbol_table::sized_finalize_symbol): Likewise.
8618 (Symbol_table::sized_write_globals): Likewise.
8619 * resolve.cc (Symbol_table::should_override): Likewise.
8620 (Symbol::override_base_with_special): Likewise.
8622 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8623 symbol, change it to have default visibility.
8624 * testsuite/protected_1.cc: New file.
8625 * testsuite/protected_2.cc: New file.
8626 * testsuite/protected_3.cc: New file.
8627 * testsuite/protected_main_1.cc: New file.
8628 * testsuite/protected_main_2.cc: New file.
8629 * testsuite/protected_main_3.cc: New file.
8630 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8631 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8632 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8633 (protected_1.so): New target.
8634 (protected_1_pic.o, protected_2_pic.o): New targets.
8635 (protected_3_pic.o): New target.
8636 (check_PROGRAMS): Add protected_2.
8637 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8638 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8639 * testsuite/Makefile.in: Rebuild.
8641 * options.h (DEFINE_var): Add set_user_set_##varname__.
8642 (DEFINE_bool_alias): New macro.
8643 (class General_options): Define -Bstatic using DEFINE_bool_alias
8644 rather than DEFINE_special. Add --undefined as an alias for -z
8646 * options.cc (General_options::parse_Bstatic): Remove.
8648 * options.h (class General_options): Add --fatal-warnings.
8649 * main.cc (main): Implement --fatal-warnings.
8650 * errors.h (Errors::warning_count): New function.
8652 * options.h (class General_options): Add -Bsymbolic-functions.
8653 * symtab.h (Symbol::is_preemptible): Check for
8654 -Bsymbolic-functions.
8656 2008-05-05 Ian Lance Taylor <iant@google.com>
8658 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8659 as noVARNAME rather than no-VARNAME.
8660 (class General_options): Add option -z combreloc.
8661 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8663 (Output_reloc::sort_before) [SHT_REL]: New function.
8664 (Output_reloc::sort_before) [SHT_RELA]: New function.
8665 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8666 Sort_relocs_comparison.
8667 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8668 parameter. Change all callers.
8669 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8670 sort_relocs parameter. Change all callers.
8671 * output.cc (Output_reloc::get_address): New function, broken out
8673 (Output_reloc::write_rel): Call it.
8674 (Output_reloc::compare): New function.
8675 (Output_data_reloc_base::do_write): Optionally sort relocs.
8677 * configure.ac: If targ_extra_obj is set, link it in.
8678 * configure.tgt: Initialize all variables.
8679 (x86_64*): Set targ_extra_obj and targ_extra_size.
8680 * configure: Rebuild.
8682 * object.cc (Sized_relobj::include_section_group): Adjust section
8683 indexes read from group data. Build vector to pass to
8685 * layout.cc (Layout::layout_group): Add flags and shndxes
8686 parameters. Remove contents parameter. Change caller. Update
8687 explicit instantiations.
8688 * layout.h (class Layout): Update layout_group declaration.
8689 * output.cc (Output_data_group::Output_data_group): Add flags and
8690 input_shndxes parameters. Remove contents parameter. Change
8692 (Output_data_group::do_write): Change input_sections_ to
8694 * output.h (class Output_data_group): Update constructor
8695 declaration. Rename input_sections_ to input_shndxes_.
8696 * testsuite/many_sections_test.cc: Add template.
8698 2008-04-30 Cary Coutant <ccoutant@google.com>
8700 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8702 * layout.cc (Layout::include_section): Refactored check for debug
8704 (Layout::add_comdat): Add new parameters. Change type
8705 of signature parameter. Add object and shndx to signatures table.
8706 (Layout::find_kept_object): New function.
8707 * layout.h: Include <cstring>.
8708 (Layout::is_debug_info_section): New function.
8709 (Layout::add_comdat): Add new parameters.
8710 (Layout::find_kept_object): New function.
8711 (Layout::Kept_section): New struct.
8712 (Layout::Signatures): Change type of map range.
8713 * object.cc (Relobj::output_section_address): New function.
8714 (Sized_relobj::include_section_group): Add new parameters. Change
8715 calls to Layout::add_comdat. Change to build table of kept comdat
8716 groups and table mapping discarded sections to kept sections.
8717 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8718 (Sized_relobj::do_layout): Change calls to include_section_group and
8719 include_linkonce_section.
8720 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8721 value to zero when section is discarded.
8722 (Sized_relobj::map_to_kept_section): New function.
8723 * object.h (Relobj::output_section_address): New function.
8724 (Relobj::Comdat_group): New type.
8725 (Relobj::find_comdat_group): New function.
8726 (Relobj::Comdat_group_table): New type.
8727 (Relobj::Kept_comdat_section): New type.
8728 (Relobj::Kept_comdat_section_table): New type.
8729 (Relobj::add_comdat_group): New function.
8730 (Relobj::set_kept_comdat_section): New function.
8731 (Relobj::get_kept_comdat_section): New function.
8732 (Relobj::comdat_groups_): New field.
8733 (Relobj::kept_comdat_sections_): New field.
8734 (Symbol_value::input_value): Update comment.
8735 (Sized_relobj::map_to_kept_section) New function.
8736 (Sized_relobj::include_linkonce_section): Add new parameter.
8737 * target-reloc.h (Comdat_behavior): New type.
8738 (get_comdat_behavior): New function.
8739 (relocate_section): Add code to map a discarded section to the
8740 corresponding kept section when applying a relocation.
8742 2008-04-30 Craig Silverstein <csilvers@google.com>
8744 * dwarf_reader.cc (next_generation_count): New static var.
8745 (Addr2line_cache_entry): New struct.
8746 (addr2line_cache): New static var.
8747 (Dwarf_line_info::one_addr2line): Added caching.
8748 (Dwarf_line_info::clear_addr2line_cache): New function.
8749 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8750 cache-size parameter.
8751 (Dwarf_line_info::one_addr2line_cache): New function.
8752 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8753 new cache-size argument to one_addr2line(), and clear cache.
8755 2008-04-28 Cary Coutant <ccoutant@google.com>
8757 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8758 R_386_PC8 relocations.
8760 2008-04-23 Ian Lance Taylor <iant@google.com>
8762 * object.cc (Sized_relobj::include_section_group): Check for
8763 invalid section group.
8765 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8768 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8769 than read for file header.
8770 * archive.cc (Archive::include_member): Likewise.
8772 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8774 * aclocal.m4: Regenerate.
8775 * configure: Regenerate.
8777 2008-04-19 Ian Lance Taylor <iant@google.com>
8779 * version.cc (version_string): Bump to 1.6.
8781 * testsuite/Makefile.am (many_sections_r_test): New target.
8782 (many_sections_r_test_SOURCES): Remove.
8783 (many_sections_r_test_DEPENDENCIES): Remove.
8784 (many_sections_r_test_LDFLAGS): Remove.
8785 (many_sections_r_test_LDADD): Remove.
8787 * object.cc (Sized_relobj::do_add_symbols): Always pass
8788 local_symbol_count_ to add_from_relobj.
8790 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8791 every thousand variables.
8792 * testsuite/Makefile.in: Rebuild.
8794 * object.cc (Xindex::initialize_symtab_xindex): New function.
8795 (Xindex::read_symtab_xindex): New function.
8796 (Xindex::sym_xindex_to_shndx): New function.
8797 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8799 (Sized_relobj::do_initialize_xindex): New function.
8800 (Sized_relobj::do_read_symbols): Adjust section links.
8801 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8802 parameter. Change all callers.
8803 (Sized_relobj::include_section_group): Adjust section links and
8804 symbol section indexes.
8805 (Sized_relobj::do_layout): Adjust section links.
8806 (Sized_relobj::do_count_local_symbols): Adjust section links and
8807 symbol section indexes.
8808 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8809 ordinary and special symbols.
8810 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8811 dynsym_xindex parameters. Change all callers. Adjust section
8812 links. Use SHN_XINDEX when needed.
8813 (Sized_relobj::get_symbol_location_info): Adjust section links.
8814 Don't get fooled by special symbols.
8815 * object.h (class Xindex): Define.
8816 (class Object): Add xindex_ parameter. Declare virtual functoin
8817 do_initialize_xindex.
8818 (Object::adjust_sym_shndx): New function.
8819 (Object::set_xindex): New protected function.
8820 (class Symbol_value): Add is_ordinary_shndx_ field.
8821 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8822 (Symbol_value::value): Assert ordinary section.
8823 (Symbol_value::initialize_input_to_output_map): Likewise.
8824 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8826 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8828 (class Sized_relobj): Update declarations.
8829 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8830 parameter. Change all callers.
8831 (Sized_relobj::adjust_shndx): New function.
8832 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8834 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8835 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8836 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8837 (Sized_dynobj::read_dynsym_section): Adjust section links.
8838 (Sized_dynobj::read_dynamic): Likewise.
8839 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8841 (Sized_dynobj::do_initialize_xindex): New function.
8842 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8843 do_initialize_xindex.
8844 (Sized_dynobj::adjust_shndx): New function.
8845 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8846 dynsym_xindex_ fields.
8847 (Layout::finalize): Add a call to set_section_indexes before
8848 creating the symtab sections.
8849 (Layout::set_section_indexes): Don't do anything if the section
8850 already has a section index.
8851 (Layout::create_symtab_sections): Add shnum parameter. Change
8852 caller. Create .symtab_shndx section if needed.
8853 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8855 (Layout::allocated_output_section_count): New function.
8856 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8858 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8859 fields. Update declarations.
8860 (Layout::symtab_xindex): New function.
8861 (Layout::dynsym_xindex): New function.
8862 (class Write_symbols_task): Add layout_ field.
8863 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8865 * output.cc (Output_section_headers::Output_section_headers): Add
8866 shstrtab_section parameter. Change all callers.
8867 (Output_section_headers::do_sized_write): Store overflow values
8868 for section count and section string table section index in
8869 section header zero.
8870 (Output_file_header::do_sized_write): Check for overflow of
8871 section count and section string table section index.
8872 (Output_symtab_xindex::do_write): New function.
8873 (Output_symtab_xindex::endian_do_write): New function.
8874 * output.h (class Output_section_headers): Add shstrtab_section_.
8875 Update declarations.
8876 (class Output_symtab_xindex): Define.
8877 (Output_section::has_out_shndx): New function.
8878 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8880 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8882 (Sized_symbol::init): Likewise.
8883 (Symbol::output_section): Check for ordinary symbol.
8884 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8885 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8887 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8888 Change all callers. Simplify handling of symbols from sections
8889 not included in the link.
8890 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8892 (Weak_alias_sorter::operator()): Assert that symbols are
8894 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8896 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8897 parameters. Change all callers.
8898 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8899 symbol distinction. Use SHN_XINDEX when needed.
8900 (Symbol_table::write_section_symbol): Add symtab_xindex
8901 parameter. Change all callers.
8902 (Symbol_table::sized_write_section_symbol): Likewise. Use
8903 SHN_XINDEX when needed.
8904 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8906 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8907 (Symbol::is_defined): Check is_ordinary.
8908 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8909 (Symbol::is_absolute, Symbol::is_common): Likewise.
8910 (class Sized_symbol): Update declarations.
8911 (class Symbol_table): Update declarations.
8912 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8913 parameters. Change all callers.
8914 (Sized_symbol::override): Likewise.
8915 (Symbol_table::override): Likewise.
8916 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8917 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8918 is_ordinary, and orig_st_shndx parameters. Change all callers.
8919 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8920 to be in an ordinary section.
8921 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8922 object and is_ordinary parameters. Change all callers.
8923 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8924 Change all callers. Don't add undefined or non-ordinary symbols
8926 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8928 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8930 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8931 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8932 (Sized_relobj::relocate_sections): Likewise.
8933 * target-reloc.h (scan_relocs): Adjust section symbol index.
8934 (scan_relocatable_relocs): Likewise.
8935 * i386.cc (Scan::local): Check for ordinary symbols.
8936 * sparc.cc (Scan::local): Likewise.
8937 * x86_64.cc (Scan::local): Likewise.
8938 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8939 to symbol_section_and_value.
8940 * testsuite/many_sections_test.cc: New file.
8941 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8942 (check_PROGRAMS): Add many_sections_test.
8943 (many_sections_test_SOURCES): Define.
8944 (many_sections_test_DEPENDENCIES): Define.
8945 (many_sections_test_LDFLAGS): Define.
8946 (BUILT_SOURCES): Add many_sections_define.h.
8947 (many_sections_define.h): New target.
8948 (BUILT_SOURCES): Add many_sections_check.h.
8949 (many_sections_check.h): New target.
8950 (check_PROGRAMS): Add many_sections_r_test.
8951 (many_sections_r_test_SOURCES): Define.
8952 (many_sections_r_test_DEPENDENCIES): Define.
8953 (many_sections_r_test_LDFLAGS): Define.
8954 (many_sections_r_test_LDADD): Define.
8955 (many_sections_r_test.o): New target.
8956 * testsuite/Makefile.in: Rebuild.
8958 2008-04-17 Cary Coutant <ccoutant@google.com>
8960 * errors.cc (Errors::info): New function.
8961 (gold_info): New function.
8962 * errors.h (Errors::info): New function.
8963 * gold.h (gold_info): New function.
8964 * object.cc (Input_objects::add_object): Print trace output.
8965 * options.cc (options::parse_set): New function.
8966 (General_options::parse_wrap): Deleted.
8967 (General_options::General_options): Deleted initializer.
8968 * options.h (options::String_set): New typedef.
8969 (options::parse_set): New function.
8970 (DEFINE_set): New macro.
8971 (General_options::wrap): Changed to use DEFINE_set. Changed
8972 callers of any_wrap_symbols and is_wrap_symbol.
8973 (General_options::trace, General_options::trace_symbol):
8975 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8976 (General_options::wrap_symbols_): Deleted.
8977 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8979 2008-04-17 David S. Miller <davem@davemloft.net>
8981 * options.cc (General_options::parse_V): New function.
8982 * options.h: Add entries for -V and -Qy.
8984 2008-04-17 Ian Lance Taylor <iant@google.com>
8986 * common.cc (Symbol_table::allocate_commons): Remove options
8987 parameter. Change caller.
8988 (Symbol_table::do_allocate_commons): Remove options parameter.
8989 Change caller. Just call do_allocate_commons_list twice.
8990 (Symbol_table::do_allocate_commons_list): New function, broken out
8991 of do_allocate_commons.
8992 * common.h (class Allocate_commons_task): Remove options_ field.
8994 * symtab.cc (Symbol_table::Symbol_table): Initialize
8996 (Symbol_table::add_from_object): Put TLS common symbols on
8998 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8999 which are IN_OUTPUT_DATA.
9000 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9001 allocate_commons and do_allocate_commons declarations. Declare
9002 do_allocate_commons_list.
9003 * gold.cc (queue_middle_tasks): Update creation of
9004 Allocate_commons_task to not pass options.
9005 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9006 (TLS_TEST_C_FLAGS): New variable.
9007 (tls_test_c_pic.o): New target.
9008 (tls_test_shared.so): Link in tls_test_c_pic.o.
9009 (tls_test_c_pic_ie.o): New target.
9010 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9011 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9012 (tls_test_c.o): New target.
9013 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9014 (tls_pic_test_LDADD): Likewise.
9015 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9016 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9017 (tls_test_c_gnu2.o): New target.
9018 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9020 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9021 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9022 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9023 * testsuite/tls_test.cc: Include "config.h".
9024 (t_last): Call t11_last.
9025 * testsuite/tls_test.h (t11, t11_last): Declare.
9026 * testsuite/tls_test_c.c: New file.
9027 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9028 * configure.ac: Check for OpenMP support.
9029 * configure, config.in, Makefile.in: Rebuild.
9030 * testsuite/Makefile.in: Rebuild.
9032 2008-04-16 Cary Coutant <ccoutant@google.com>
9034 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9035 (Target_i386::tls_base_symbol_defined_): New field.
9036 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9037 (Target_i386::Scan::global): Likewise.
9038 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9039 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9040 (Target_x86_64::tls_base_symbol_defined_): New field.
9041 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9042 (Target_x86_64::Scan::global): Likewise.
9044 2008-04-16 Cary Coutant <ccoutant@google.com>
9046 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9047 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9048 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9049 building shared libraries.
9050 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9051 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9052 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9053 * testsuite/Makefile.in: Rebuild.
9054 * testsuite/weak_undef.h: New file.
9055 * testsuite/weak_undef_file1.cc: Add extra test cases.
9056 * testsuite/weak_undef_file2.cc: Likewise.
9057 * testsuite/weak_undef_test.cc: Likewise.
9059 2008-04-16 David S. Miller <davem@davemloft.net>
9061 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9062 Add issued_non_pic_error_ field. Declare check_non_pic.
9063 (Target_sparc::Scan::check_non_pic): New function.
9064 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9065 (Target_sparc::Scan::global): Likewise.
9067 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9068 * configure: Rebuild.
9070 * options.h (DEFINE_enable): New macro.
9071 (new_dtags): New enable option.
9072 (initfirst, interpose, loadfltr, nodefaultlib,
9073 nodelete, nodlopen, nodump): New -z options.
9074 * layout.cc (Layout:finish_dynamic_section): If new
9075 dtags enabled, emit DT_RUNPATH. Also, emit a
9076 DT_FLAGS_1 containing any specified -z flags.
9078 2008-04-16 Ian Lance Taylor <iant@google.com>
9080 * copy-relocs.cc: New file.
9081 * copy-relocs.h: New file.
9082 * reloc.cc: Remove Copy_relocs code.
9083 * reloc.h: Likewise.
9084 * reloc-types.h (struct Reloc_types) [both versions]: Add
9085 get_reloc_addend_noerror.
9086 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9087 variants of add_global which take an addend which must be zero.
9088 * i386.cc: Include "copy-relocs.h".
9089 (class Target_i386): Change type of copy_relocs_ to variable,
9091 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9093 (Target_i386::do_finalize_sections): Change handling of
9095 * sparc.cc: Include "copy-relocs.h".
9096 (class Target_sparc): Change type of copy_relocs_ to variable,
9098 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9100 (Target_sparc::do_finalize_sections): Change handling of
9102 * x86_64.cc: Include "copy-relocs.h".
9103 (class Target_x86_64): Change type of copy_relocs_ to variable,
9105 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9106 class. Change all callers.
9107 (Target_x86_64::do_finalize_sections): Change handling of
9109 * Makefile.am (CCFILES): Add copy-relocs.cc.
9110 (HFILES): Add copy-relocs.h.
9112 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9114 * testsuite/script_test_4.sh: Permit leading zeroes.
9116 2008-04-15 Ian Lance Taylor <iant@google.com>
9118 * script-sections.cc (Script_sections::create_segments): Use
9119 header_size_adjustment even when there is enough room for the
9121 * testsuite/script_test_4.sh: New file.
9122 * testsuite/script_test_4.t: New file.
9123 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9124 (check_DATA): Add script_test_4.stdout.
9125 (MOSTLYCLEANFILES): Likewise.
9126 (script_test_4): New target.
9127 (script_test_4.stdout): New target.
9128 * testsuite/Makefile.in: Rebuild.
9130 * sparc.cc: Add definitions for Output_data_plt_sparc class
9133 2008-04-14 David S. Miller <davem@davemloft.net>
9135 * sparc.cc: New file.
9136 * Makefile.am (TARGETSOURCES): Add sparc.cc
9137 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9138 * configure.tgt: Document targ_extra_size and
9139 targ_extra_big_endian. Add entries for sparc-* and
9141 * configure.ac: Handle targ_extra_size and
9142 targ_extra_big_endian.
9143 * Makefile.in: Rebuild.
9144 * configure: Likewise.
9145 * po/POTFILES.in: Likewise.
9146 * po/gold.pot: Likewise.
9148 2008-04-14 Ian Lance Taylor <iant@google.com>
9150 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9151 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9152 in the name/type/flags to section mapping. Don't call
9153 allocate_output_section.
9154 (Layout::choose_output_section): Change parameter from adjust_name
9155 to is_input_section. Don't permit input sections after sections
9156 are attached to segments. Don't call allocate_output_section.
9157 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9158 not write_enable_output_section.
9159 (Layout::make_output_section): Don't push to
9160 unattached_section_list_ nor call attach_to_segment. Call
9161 attach_section_to_segment if sections are attached.
9162 (Layout::attach_sections_to_segments): New function.
9163 (Layout::attach_section_to_segment): New function.
9164 (Layout::attach_allocated_section_to_segment): Rename from
9165 attach_to_segment. Remove flags parameter.
9166 (Layout::allocate_output_section): Remove function.
9167 (Layout::write_enable_output_section): Remove function.
9168 * layout.h (class Layout): Update for above changes. Add new
9169 field sections_are_attached_.
9170 * output.h (Output_section::update_flags_for_input_section): New
9172 * output.cc (Output_section::add_input_section): Call
9173 update_flags_for_input_section.
9174 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9176 2008-04-11 Cary Coutant <ccoutant@google.com>
9178 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9179 thought unnecessary.
9180 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9182 2008-04-11 Ian Lance Taylor <iant@google.com>
9184 * output.h (class Output_section_data): Remove inline definition
9186 * output.cc (Output_section_data::set_addralign): New function.
9188 2008-04-11 Cary Coutant <ccoutant@google.com>
9190 Add support for TLS descriptors for i386 and x86_64.
9191 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9192 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9193 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9195 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9196 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9197 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9199 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9200 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9201 Fix problem with initial-exec relocations.
9202 (Target_i386::Relocate::relocate_tls): Likewise.
9203 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9205 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9206 support for section-plus-offset dynamic table entries.
9207 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9208 (Output_data_dynamic::Dynamic_entry): Add support for
9209 section-plus-offset dynamic table entries.
9210 (Output_data_dynamic::Classification): Likewise.
9211 (Output_data_dynamic::classification_): Renamed offset_.
9212 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9213 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9214 (Target_x86_64::make_plt_section): New function.
9215 (Target_x86_64::reserve_tlsdesc_entries): New function.
9216 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9217 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9218 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9219 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9220 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9221 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9222 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9223 add extra PLT entry for TLS descriptors.
9224 (Output_data_plt_x86_64::got_): New field.
9225 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9226 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9228 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9230 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9231 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9232 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9233 R_386_TLS_DESC_CALL relocations.
9234 (Target_x86_64::Scan::global): Likewise.
9235 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9236 for TLS descriptors.
9237 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9238 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9239 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9240 GD-to-IE relaxation.
9241 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9242 and TLS_DESCRIPTORS.
9243 * Makefile.in: Rebuild.
9244 * configure: Rebuild.
9245 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9246 (tls_test_shared2.so): New target.
9247 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9248 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9249 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9250 (tls_shared_gd_to_ie_test_LDADD): New variable.
9251 (tls_shared_gnu2_gd_to_ie_test): New target.
9252 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9254 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9255 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9256 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9257 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9258 (tls_shared_gnu2_test): New target.
9259 (tls_test_gnu2_shared.so): New target.
9260 (tls_shared_gnu2_test_SOURCES): New variable.
9261 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9262 (tls_shared_gnu2_test_LDFLAGS): New variable.
9263 (tls_shared_gnu2_test_LDADD): New variable.
9264 * testsuite/Makefile.in: Rebuild.
9265 * testsuite/Makefile.
9267 2008-04-11 Ian Lance Taylor <iant@google.com>
9269 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9271 * testsuite/Makefile.in: Rebuild.
9273 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9275 * testsuite/script_test_2.cc (main): Adjust test.
9277 2008-04-11 David S. Miller <davem@davemloft.net>
9278 Ian Lance Taylor <iant@google.com>
9280 * options.h (General_options): Add entries for '-Y' and
9282 * options.cc (General_options:finalize): If -Y was used, add those
9283 entries to the library path instead of the default "/lib" and
9286 2008-04-11 David S. Miller <davem@davemloft.net>
9288 * testsuite/justsyms.t: Start at 0x100.
9289 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9290 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9292 * testsuite/script_test_2.cc: Adjust string and section length
9295 2008-04-09 Ian Lance Taylor <iant@google.com>
9298 * script-sections.cc (Sections_element::allocate_to_segment): Add
9300 (Output_section_definition::allocate_to_segment): Likewise.
9301 (Orphan_output_section::allocate_to_segment): Likewise.
9302 (Script_sections::attach_sections_using_phdrs_clause): Don't
9303 propagate non-PT_LOAD segments to orphan sections.
9304 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9305 readelf rather than objdump.
9306 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9307 .interp section and PT_INTERP segment are the same size.
9308 * testsuite/Makefile.in: Rebuild.
9310 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9311 aliases for symbols defined in the same object.
9312 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9313 (weak_alias_test_SOURCES): New variable.
9314 (weak_alias_test_DEPENDENCIES): New variable.
9315 (weak_alias_test_LDFLAGS): New variable.
9316 (weak_alias_test_LDADD): New variable.
9317 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9318 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9319 (weak_alias_test_3.o): New target.
9320 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9321 * testsuite/weak_alias_test_main.cc: New file.
9322 * testsuite/weak_alias_test_1.cc: New file.
9323 * testsuite/weak_alias_test_2.cc: New file.
9324 * testsuite/weak_alias_test_3.cc: New file.
9326 2008-04-08 Ian Lance Taylor <iant@google.com>
9328 * options.h (class General_options): Add --noinhibit-exec option.
9329 * main.cc (main): Check --noinhibit-exec.
9331 * options.h (class General_options): Define --wrap as a special
9332 option. Add wrap_symbols_ field.
9333 (General_options::any_wrap_symbols): New function.
9334 (General_options::is_wrap_symbol): New function.
9335 * options.cc (General_options::parse_wrap): New function.
9336 (General_options::General_options): Initialize wrap_symbols_.
9337 * symtab.cc (Symbol_table::wrap_symbol): New function.
9338 (Symbol_table::add_from_object): Handle --wrap.
9339 * symtab.h (class Symbol_table): Declare wrap_symbol.
9340 * target.h (Target::wrap_char): New function.
9341 (Target::Target_info): Add wrap_char field.
9342 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9343 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9344 * testsuite/testfile.cc (Target_test::test_target_info):
9347 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9350 * layout.h (class Layout): Add added_eh_frame_data_ field.
9351 * layout.cc (Layout::Layout): Initialize new field.
9352 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9353 output section until we find a section we merged successfully.
9354 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9355 that the size be non-zero.
9357 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9360 2008-04-08 Craig Silverstein <csilvers@google.com>
9362 * configure.ac: Export new conditional variable HAVE_ZLIB.
9363 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9365 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9366 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9368 2008-04-07 Ian Lance Taylor <iant@google.com>
9370 * version.cc (version_string): Set to "1.5".
9372 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9373 Add issued_non_pic_error_ field. Declare check_non_pic.
9374 (Target_x86_64::Scan::check_non_pic): New function.
9375 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9376 (Target_x86_64::Scan::global): Likewise.
9378 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9379 addend parameter. Change caller. Handle merge sections.
9380 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9381 Address to Addend. Don't add in the result of
9382 local_section_offset, pass down the addend and use the returned
9384 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9385 Update declarations of local_section_offset and symbol_value.
9386 * testsuite/two_file_test_1.cc (t18): New function.
9387 * testsuite/two_file_test_2.cc (f18): New function.
9388 * testsuite/two_file_test_main.cc (main): Call t18.
9389 * testsuite/two_file_test.h (t18, f18): Declare.
9391 * configure.ac: Don't test for objdump, c++filt, or readelf.
9392 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9394 (TEST_READELF): New variable.
9395 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9396 (check_PROGRAMS): Add two_file_strip_test.
9397 (two_file_strip_test): New target.
9398 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9399 (two_file_same_shared_strip_test_SOURCES): New variable.
9400 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9401 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9402 (two_file_same_shared_strip_test_LDADD): New variable.
9403 (two_file_shared_strip.so): New target.
9404 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9405 (ver_test_5.syms, ver_test_7.syms): Likewise.
9406 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9407 (strip_test_3.stdout): Use TEST_OBJDUMP.
9408 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9410 2008-04-04 Cary Coutant <ccoutant@google.com>
9412 * symtab.h (Symbol::is_weak_undefined): New function.
9413 (Symbol::is_strong_undefined): New function.
9414 (Symbol::is_absolute): New function.
9415 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9416 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9418 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9419 (weak_undef_test): New target.
9420 * testsuite/Makefile.in: Rebuild.
9421 * testsuite/weak_undef_file1.cc: New file.
9422 * testsuite/weak_undef_file2.cc: New file.
9423 * testsuite/weak_undef_test.cc: New file.
9425 2008-04-03 Craig Silverstein <csilvers@google.com>
9427 * compressed_output.h (class Output_compressed_section): Use
9429 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9431 (zlib_compressed_suffix): Removed.
9432 (Output_compressed_section::set_final_data_size): Use unsigned
9434 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9435 Fix linker invocation.
9436 (flagstest_o_specialfile_and_compress_debug_sections):
9438 * testsuite/Makefile.in: Regenerated.
9440 2008-04-02 David S. Miller <davem@davemloft.net>
9442 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9443 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9445 2008-04-02 Craig Silverstein <csilvers@google.com>
9449 2008-04-02 Ian Lance Taylor <iant@google.com>
9451 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9452 parameters. Update for new key type to views_. Change all
9454 (File_read::read): Adjust for byteshift in returned view.
9455 (File_read::add_view): New function, broken out of
9457 (File_read::make_view): New function, broken out of
9459 (File_read::find_or_make_view): Add offset and aligned
9460 parameters. Rewrite accordingly. Change all callers.
9461 (File_read::get_view): Add offset and aligned parameters. Adjust
9462 for byteshift in return value.
9463 (File_read::get_lasting_view): Likewise.
9464 * fileread.h (class File_read): Update declarations.
9465 (class File_read::View): Add byteshift_ field. Add byteshift to
9466 constructor. Add byteshift method.
9467 * archive.h (Archive::clear_uncached_views): New function.
9468 (Archive::get_view): Add aligned parameter. Change all callers.
9469 * object.h (Object::get_view): Add aligned parameter. Change all
9471 (Object::get_lasting_view): Likewise.
9473 * fileread.cc (File_read::release): Don't call clear_views if
9474 there are multiple objects.
9475 * fileread.h (File_read::clear_uncached_views): New function.
9476 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9479 2008-03-31 Cary Coutant <ccoutant@google.com>
9481 Add thin archive support.
9482 * archive.cc (Archive::armagt): New const.
9483 (Archive::setup): Remove task parameter and calls to unlock.
9484 (Archive::unlock_nested_archives): New function.
9485 (Archive::read_header): Add nested_off parameter. Change
9487 (Archive::interpret_header): Likewise.
9488 (Archive::include_all_members): Change to handle thin
9490 (Archive::include_member): Likewise.
9491 * archive.h (Archive::Archive): Add new parameters and
9493 (Archive::armagt): New const.
9494 (Archive::setup): Remove task parameter.
9495 (Archive::unlock_nested_archives): New function.
9496 (Archive::read_header): Add nested_off parameter.
9497 (Archive::interpret_header): Likewise.
9498 (Archive::Nested_archive_table): New typedef.
9499 (Archive::is_thin_archive_): New field.
9500 (Archive::nested_archives_): New field.
9501 (Archive::options_): New field.
9502 (Archive::dirpath_): New field.
9503 (Archive::task_): New field.
9504 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9505 for thin archives. Pass additional parameters to
9506 Archive::Archive. Unlock the archive file after calling
9509 2008-03-29 Ian Lance Taylor <iant@google.com>
9511 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9512 version symbol to be local.
9513 * testsuite/ver_test_4.sh: New file.
9514 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9515 (check_DATA): Add ver_test_4.syms.
9516 (ver_test_4.syms): New target.
9517 * testsuite/Makefile.in: Rebuild.
9520 (Output_section::Input_section_sort_entry::has_priority): New
9522 (Output_section::Input_section_sort_entry::match_file_name): New
9524 (Output_section::Input_section_sort_entry::match_section_name):
9526 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9528 (Output_section::Input_section_sort_entry::match_section_file):
9530 (Output_section::Input_section_sort_compare::operator()): Rewrite
9531 using new Input_section_sort_entry functions. Sort crtbegin and
9532 crtend first. Sort sections with no priority before sections with
9534 * testsuite/initpri1.c (d3): Check j != 4.
9535 (cd5): New constructor/destructor function.
9536 (main): Check j != 2.
9538 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9539 new symbol when resolving, don't call set_is_default.
9540 * testsuite/ver_test_7.cc: New file.
9541 * testsuite/ver_test_7.sh: New file.
9542 * testsuite/Makefile.am (ver_test_7.so): New target.
9543 (ver_test_7.o): New target.
9544 (check_SCRIPTS): Add ver_test_7.sh.
9545 (check_DATA): Add ver_test_7.syms.
9546 (ver_test_7.syms): New target.
9548 2008-03-28 Ian Lance Taylor <iant@google.com>
9550 * layout.cc (Layout::layout): If we see an input section with a
9551 name that needs sorting, set the must_sort flag for the output
9553 (Layout::make_output_section): If the name of the output section
9554 indicates that it might require sorting, set the may_sort flag.
9555 * output.h (Output_section::may_sort_attached_input_sections): New
9557 (Output_section::set_may_sort_attached_input_sections): New
9559 (Output_section::must_sort_attached_input_sections): New
9561 (Output_section::set_must_sort_attached_input_sections): New
9563 (class Output_section): Declare Input_section_sort_entry. Define
9564 Input_section_sort_compare. Declare
9565 sort_attached_input_sections. Add new fields:
9566 may_sort_attached_input_sections_,
9567 must_sort_attached_input_sections_,
9568 attached_input_sections_are_sorted_.
9569 * output.cc (Output_section::Output_section): Initialize new
9571 (Output_section::add_input_section): Add an entry to
9572 input_sections_ if may_sort or must_sort are true.
9573 (Output_section::set_final_data_size): Call
9574 sort_attached_input_sections if necessary.
9575 (Output_section::Input_section_sort_entry): Define new class.
9576 (Output_section::Input_section_sort_compare::operator()): New
9578 (Output_section::sort_attached_input_sections): New function.
9579 * configure.ac: Check whether the compiler supports constructor
9580 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9581 * testsuite/initpri1.c: New file.
9582 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9583 CONSTRUCTOR_PRIORITY.
9584 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9585 (initpri1_LDFLAGS): New variable.
9586 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9588 2008-03-27 Ian Lance Taylor <iant@google.com>
9590 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9591 * testsuite/common_test_1.c: New file.
9592 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9593 (common_test_1_SOURCES): New variable.
9594 (common_test_1_DEPENDENCIES): New variable.
9595 (common_test_1_LDFLAGS): New variable.
9597 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9598 and commons_ correctly when NAME/VERSION does not override
9600 * testsuite/ver_test_6.c: New file.
9601 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9602 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9603 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9605 2008-03-26 Ian Lance Taylor <iant@google.com>
9607 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9608 of an undefined symbol from a version script.
9609 * testsuite/Makefile.am (ver_test_5.so): New target.
9610 (ver_test_5.o): New target.
9611 (check_SCRIPTS): Add ver_test_5.sh.
9612 (check_DATA): Add ver_test_5.syms.
9613 (ver_test_5.syms): New target.
9614 * testsuite/ver_test_5.cc: New file.
9615 * testsuite/ver_test_5.script: New file.
9616 * testsuite/ver_test_5.sh: New file.
9617 * Makefile.in, testsuite/Makefile.in: Rebuild.
9620 Fix problems building gold with gcc 4.3.0.
9621 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9622 (gold_error_at_location, gold_warning_at_location): Use it.
9623 * configure.ac: Check whether we can compile and use a template
9624 function with a printf attribute.
9625 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9626 when jumping over bytes.
9627 * object.cc: Instantiate Object::read_section_data.
9628 * debug.h: Include <cstring>
9629 * dwarf_reader.cc: Include <algorithm>
9630 * main.cc: Include <cstring>.
9631 * options.cc: Include <cstring>.
9632 * output.cc: Include <cstring>.
9633 * script.cc: Include <cstring>.
9634 * script.h: Include <string>.
9635 * symtab.cc: Include <cstring> and <algorithm>.
9636 * target-select.cc: Include <cstring>.
9637 * version.cc: Include <string>.
9638 * testsuite/testmain.cc: Include <cstdlib>.
9639 * configure, config.in: Rebuild.
9641 2008-03-25 Ian Lance Taylor <iant@google.com>
9643 * options.cc: Include "../bfd/bfdver.h".
9644 (options::help): Print bug reporting address.
9646 * version.cc (print_version): Adjust output for current value of
9651 * options.cc (options::help): Print list of supported targets.
9652 * target-select.h: Include <vector>.
9653 (class Target_selector): Make machine_, size_, and is_big_endian_
9654 fields const. Add bfd_name_ and instantiated_target_ fields.
9655 (Target_selector::Target_selector): Add bfd_name parameter.
9656 (Target_selector::recognize): Make non-virtual, call
9658 (Target_selector::recognize_by_name): Make non-virtual, call
9659 do_recognize_by_name.
9660 (Target_selector::supported_names): New function.
9661 (Target_selector::bfd_name): New function.
9662 (Target_selector::do_instantiate_target): New pure virtual
9664 (Target_selector::do_recognize): New virtual function.
9665 (Target_selector::do_recognize_by_name): New virtual function.
9666 (Target_selector::instantiate_target): New private function.
9667 (supported_target_names): Declare.
9668 * target-select.cc (Target_selector::Target_selector): Update for
9669 new parameter and fields.
9670 (select_target_by_name): Check that the name matches before
9671 calling recognize_by_name.
9672 (supported_target_names): New function.
9673 * i386.cc (class Target_selector_i386): Update Target_selector
9674 constructor call. Remove recognize and recognize_by_name. Add
9675 do_instantiate_target.
9676 * x86_64.cc (class Target_selector_x86_64): Likewise.
9677 * testsuite/testfile.cc (class Target_selector_test): Update for
9678 changes to Target_selector.
9680 * README: Rewrite, with some notes on unsupported features.
9682 2008-03-24 Cary Coutant <ccoutant@google.com>
9684 * i386.cc (Target_i386::Got_type): New enum declaration.
9685 (Target_i386::Scan::local): Updated callers of Output_data_got
9687 (Target_i386::Scan::global): Likewise.
9688 (Target_i386::Relocate::relocate): Likewise.
9689 (Target_i386::Relocate::relocate_tls): Likewise.
9690 * object.h (Got_offset_list): New class.
9691 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9692 (Sized_relobj::local_got_offset): Likewise.
9693 (Sized_relobj::set_local_got_offset): Likewise.
9694 (Sized_relobj::local_has_tls_got_offset): Removed.
9695 (Sized_relobj::local_tls_got_offset): Removed.
9696 (Sized_relobj::set_local_tls_got_offset): Removed.
9697 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9698 * output.cc (Output_data_got::add_global): Added got_type parameter.
9699 (Output_data_got::add_global_with_rel): Likewise.
9700 (Output_data_got::add_global_with_rela): Likewise.
9701 (Output_data_got::add_global_pair_with_rel): New function.
9702 (Output_data_got::add_global_pair_with_rela): New function.
9703 (Output_data_got::add_local): Added got_type parameter.
9704 (Output_data_got::add_local_with_rel): Likewise.
9705 (Output_data_got::add_local_with_rela): Likewise.
9706 (Output_data_got::add_local_pair_with_rel): New function.
9707 (Output_data_got::add_local_pair_with_rela): New function.
9708 (Output_data_got::add_global_tls): Removed.
9709 (Output_data_got::add_global_tls_with_rel): Removed.
9710 (Output_data_got::add_global_tls_with_rela): Removed.
9711 (Output_data_got::add_local_tls): Removed.
9712 (Output_data_got::add_local_tls_with_rel): Removed.
9713 (Output_data_got::add_local_tls_with_rela): Removed.
9714 * output.h (Output_data_got::add_global): Added got_type parameter.
9715 (Output_data_got::add_global_with_rel): Likewise.
9716 (Output_data_got::add_global_with_rela): Likewise.
9717 (Output_data_got::add_global_pair_with_rel): New function.
9718 (Output_data_got::add_global_pair_with_rela): New function.
9719 (Output_data_got::add_local): Added got_type parameter.
9720 (Output_data_got::add_local_with_rel): Likewise.
9721 (Output_data_got::add_local_with_rela): Likewise.
9722 (Output_data_got::add_local_pair_with_rel): New function.
9723 (Output_data_got::add_local_pair_with_rela): New function.
9724 (Output_data_got::add_global_tls): Removed.
9725 (Output_data_got::add_global_tls_with_rel): Removed.
9726 (Output_data_got::add_global_tls_with_rela): Removed.
9727 (Output_data_got::add_local_tls): Removed.
9728 (Output_data_got::add_local_tls_with_rel): Removed.
9729 (Output_data_got::add_local_tls_with_rela): Removed.
9730 * resolve.cc (Symbol::override_base_with_special): Removed
9731 reference to has_got_offset_ field.
9732 * symtab.cc (Symbol::init_fields): Replaced initialization
9733 of got_offset_ with got_offsets_. Removed initialization
9735 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9736 (Symbol::got_offset): Likewise.
9737 (Symbol::set_got_offset): Likewise.
9738 (Symbol::has_tls_got_offset): Removed.
9739 (Symbol::tls_got_offset): Removed.
9740 (Symbol::set_tls_got_offset): Removed.
9741 (Symbol::got_offset_): Removed.
9742 (Symbol::tls_mod_got_offset_): Removed.
9743 (Symbol::tls_pair_got_offset_): Removed.
9744 (Symbol::got_offsets_): New field.
9745 (Symbol::has_got_offset): Removed.
9746 (Symbol::has_tls_mod_got_offset): Removed.
9747 (Symbol::has_tls_pair_got_offset): Removed.
9748 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9749 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9751 (Target_x86_64::Scan::global): Likewise.
9752 (Target_x86_64::Relocate::relocate): Likewise.
9753 (Target_x86_64::Relocate::relocate_tls): Likewise.
9755 2008-03-25 Ben Elliston <bje@au.ibm.com>
9757 * yyscript.y: Fix spelling error in comment.
9759 2008-03-24 Ian Lance Taylor <iant@google.com>
9761 * options.h (class General_options): Define build_id option.
9762 * layout.h (class Layout): Declare write_build_id, create_note,
9763 create_build_id. Add build_id_note_ member.
9764 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9765 "libiberty.h", "md5.h", "sha1.h".
9766 (Layout::Layout): Initialize eh_frame_data_,
9767 eh_frame_hdr_section_, and build_id_note_.
9768 (Layout::finalize): Call create_build_id.
9769 (Layout::create_note): New function, broken out of
9770 Layout::create_gold_note.
9771 (Layout::create_gold_note): Call create_note.
9772 (Layout::create_build_id): New function.
9773 (Layout::write_build_id): New function.
9774 (Close_task_runner::run): Call write_build_id.
9776 * x86_64.cc: Correct license to GPLv3.
9778 2008-03-23 Ian Lance Taylor <iant@google.com>
9780 * options.cc: Include "demangle.h".
9781 (parse_optional_string): New function.
9782 (parse_long_option): Handle takes_optional_argument.
9783 (parse_short_option): Update dash_z initializer. Handle
9784 takes_optional_argument.
9785 (General_options::General_options): Initialize do_demangle_.
9786 (General_options::finalize): Set do_demangle_. Handle demangling
9788 * options.h (parse_optional_string): Declare.
9789 (struct One_option): Add optional_arg field. Update constructor.
9790 Update call constructor calls. Add takes_optional_argument
9792 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9793 (DEFINE_optional_string): Define.
9794 (General_options::demangle): Change from DEFINE_bool to
9795 DEFINE_optional_string.
9796 (General_options::no_demangle): New function.
9797 (General_options::do_demangle): New function.
9798 (General_options::set_do_demangle): New function.
9799 (General_options::execstack_status_): Move definition to end of
9801 (General_options::static_): Likewise.
9802 (General_options::do_demangle_): New field.
9803 * object.cc (big_endian>::get_symbol_location_info): Call
9804 Options::do_demangle, not Options::demangle.
9805 * symtab.cc (demangle): Likewise.
9807 2008-03-22 Ian Lance Taylor <iant@google.com>
9809 * gold.h: Include <cstddef> and <sys/types.h>
9810 * options.h: Include <cstring>.
9812 2008-03-21 Ian Lance Taylor <iant@google.com>
9814 * Added source code to GNU binutils.