1 2011-03-21 Ian Lance Taylor <iant@google.com>
3 * testsuite/final_layout.sh: Rewrite to not use dc.
4 * testsuite/relro_test.sh: Fail if dc is not present.
6 2011-03-21 Sriraman Tallam <tmsriram@google.com>
8 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
10 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
11 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
13 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
14 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
16 2011-03-14 Ian Lance Taylor <iant@google.com>
18 * script-sections.cc (Sort_output_sections::script_compare):
19 Rename from is_before, change return type.
20 (Sort_output_sections::operator()): Adjust accordingly.
22 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
25 * testsuite/odr_violation2.cc: Add comment to make all error line
26 numbers double digits.
27 * testsuite/debug_msg.sh: Adjust expected errors.
29 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
31 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
32 but mark earlier ones as non-canonical
33 (offset_to_iterator): Update search target and example
34 (do_addr2line): Return extra lines in a vector*
35 (format_file_lineno): Extract from do_addr2line
36 (one_addr2line): Add vector* out-param
37 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
38 when a lineno entry appeared last for its instruction
39 (Dwarf_line_info): Add vector* out-param
40 * object.cc (Relocate_info): Pass NULL for the vector* out-param
41 * symtab.cc (Odr_violation_compare): Include the lineno in the
43 (linenos_from_loc): New. Combine the canonical line for an
44 address with its other lines.
45 (True_if_intersect): New. Helper functor to make
46 std::set_intersection a query.
47 (detect_odr_violations): Compare sets of lines instead of just
48 one line for each function. This became less deterministic, but
49 has fewer false positives.
50 * symtab.h: Declarations.
51 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
52 mix an optimized and non-optimized object in the same binary
53 (odr_violation2.so): Same.
54 * testsuite/Makefile.in: Regenerate from Makefile.am.
55 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
56 * testsuite/debug_msg.sh: Update line numbers and add
58 * testsuite/odr_violation1.cc: Use OdrDerived, in a
59 non-optimized context.
60 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
61 isn't inlined, and use OdrDerived in an optimized context.
62 * testsuite/odr_header1.h: Defines OdrDerived, where
63 optimization will change the
64 first-instruction-in-the-destructor's file and line number.
65 * testsuite/odr_header2.h: Defines OdrBase.
67 2011-03-09 Ian Lance Taylor <iant@google.com>
69 * fileread.cc (File_read::clear_views): Don't delete the whole
72 2011-03-08 Ian Lance Taylor <iant@google.com>
75 * fileread.cc: #include <climits>.
76 (GOLD_IOV_MAX): Define.
77 (File_read::read_multiple): Limit number of entries by iov_max.
78 * fileread.h (class File_read): Always set max_readv_entries to
81 2011-03-07 Ian Lance Taylor <iant@google.com>
84 * options.h (class General_options): Add -dy and -dn.
86 2011-03-02 Cary Coutant <ccoutant@google.com>
88 * testsuite/script_test_9.t: Add TLS segment.
90 2011-03-02 Simon Baldwin <simonb@google.com>
92 * configure.ac: Add check for gnu_indirect_function support in
93 the toolchain building binutils.
96 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
98 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
100 (Symbol_table::sized_finalize_symbol) Mark symbol only present
101 in plugin files as not needed in the symbol table.
103 2011-02-11 Sriraman Tallam <tmsriram@google.com>
105 * output.cc (Output_section::add_input_section): Delay fill
106 generation for section ordering.
108 2011-02-09 Ian Lance Taylor <iant@google.com>
111 * object.h (class Sized_relobj): Remove clear_local_symbols.
112 * reloc.cc (Sized_relobj::do_relocate): Don't call
115 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
117 * plugin.cc (is_visible_from_outside): Return true for symbols
120 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
122 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
125 2011-02-02 Sriraman Tallam <tmsriram@google.com>
127 * icf.h (is_section_foldable_candidate): Change type of parameter
129 * icf.cc (Icf::find_identical_sections): Change type of local variable
130 section_name to be std::string.
131 (is_function_ctor_or_dtor): Change type of parameter to std::string.
133 2011-01-25 Ian Lance Taylor <iant@google.com>
135 * script.cc (script_add_extern): Rewrite to use
136 add_symbol_reference.
138 2011-01-25 Doug Kwan <dougkwan@google.com>
140 * icf.cc (get_section_contents): Always lock section's object.
142 2011-01-24 Ian Lance Taylor <iant@google.com>
144 * options.h (class General_options): Accept
145 --no-detect-odr-violations.
147 2011-01-24 Ian Lance Taylor <iant@google.com>
149 * version.cc (version_string): Bump to 1.11.
151 2011-01-24 Ian Lance Taylor <iant@google.com>
153 * plugin.cc (class Plugin_rescan): Define new class.
154 (Plugin_manager::claim_file): Set any_claimed_.
155 (Plugin_manager::save_archive): New function.
156 (Plugin_manager::save_input_group): New function.
157 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
159 (Plugin_manager::new_undefined_symbol): New function.
160 (Plugin_manager::rescan): New function.
161 (Plugin_manager::rescannable_defines): New function.
162 (Plugin_manager::add_input_file): Set any_added_.
163 * plugin.h (class Plugin_manager): define new fields rescannable_,
164 undefined_symbols_, any_claimed_, and any_added_. Declare
165 Plugin_rescan as friend. Declare new functions.
166 (Plugin_manager::Rescannable): Define type.
167 (Plugin_manager::Rescannable_list): Define type.
168 (Plugin_manager::Undefined_symbol_list): Define type.
169 (Plugin_manager::Plugin_manager): Initialize new fields.
170 * archive.cc (Archive::defines_symbol): New function.
171 (Add_archive_symbols::run): Pass archive to plugins if any.
172 * archive.h (class Archive): Declare defines_symbol.
173 * readsyms.cc (Input_group::~Input_group): New function.
174 (Finish_group::run): Pass input_group to plugins if any.
175 * readsyms.h (class Input_group): Declare destructor.
176 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
179 2011-01-10 Ian Lance Taylor <iant@google.com>
181 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
183 (Layout::set_segment_offsets): Reset increase_relro before calling
184 set_section_addresses a second time.
186 2011-01-04 Cary Coutant <ccoutant@google.com>
188 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
189 sections before NOBITS sections.
191 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
193 * version.cc (print_version): Update copyright to 2011.
195 2010-12-23 Cary Coutant <ccoutant@google.com>
197 * output.h (Output_data_reloc::add_output_section): Pass OD instead
198 of OS to this->add. Add OD parameter to second form of the function.
200 2010-12-20 Ian Lance Taylor <iant@google.com>
202 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
203 second of two consecutive entries with same offset.
205 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
207 * testsuite/Makefile.am (ifuncmain2static_LDADD)
208 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
209 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
210 to avoid unneeded links against $(LDADD).
211 * testsuite/Makefile.in: Regenerate.
213 2010-12-15 Ian Lance Taylor <iant@google.com>
216 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
217 for R_X86_64_32 and R_X86_64_PC32.
218 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
219 ver_matching_def_pic.o.
220 (ver_matching_def_pic.o): New target.
222 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
224 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
225 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
226 Move definition before File_read::View member definitions.
227 (File_read::View::~View): Initialize and hold lock before
228 updating current_mapped_bytes.
230 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
232 * dwarf_reader.cc: Remove outdated comment.
233 * gold-threads.cc: Fix typo in error message.
234 * archive.cc: Fix typos in comments.
235 * archive.h: Likewise.
236 * arm-reloc-property.cc: Likewise.
237 * arm-reloc-property.h: Likewise.
238 * arm-reloc.def: Likewise.
240 * attributes.h: Likewise.
242 * ehframe.cc: Likewise.
243 * fileread.h: Likewise.
247 * incremental.h: Likewise.
248 * int_encoding.cc: Likewise.
249 * layout.h: Likewise.
252 * object.cc: Likewise.
253 * object.h: Likewise.
254 * options.cc: Likewise.
255 * readsyms.cc: Likewise.
256 * reduced_debug_output.cc: Likewise.
257 * reloc.cc: Likewise.
258 * script-sections.cc: Likewise.
259 * sparc.cc: Likewise.
260 * symtab.h: Likewise.
261 * target-reloc.h: Likewise.
262 * target.cc: Likewise.
263 * target.h: Likewise.
264 * timer.cc: Likewise.
266 * x86_64.cc: Likewise.
268 2010-12-09 Cary Coutant <ccoutant@google.com>
270 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
272 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
273 parameter; change all callers.
274 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
275 * options.h (warn_execstack): New option.
277 2010-12-07 Doug Kwan <dougkwan@google.com>
279 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
280 like function call relocations.
282 2010-12-07 Ian Lance Taylor <iant@google.com>
284 * archive.cc (Archive::get_elf_object_for_member): Permit
285 punconfigured to be NULL.
286 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
287 (Archive::include_member): Pass NULL to get_elf_object_for_member
288 if we searched for the archive and this is the first included
291 2010-12-01 Ian Lance Taylor <iant@google.com>
293 * dwarf_reader.h (class Sized_dwarf_line_info): Add
294 track_relocs_type_ field.
295 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
296 Set track_relocs_type_.
297 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
298 contents when using RELA relocs.
299 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
301 * reloc.cc (Track_relocs::next_addend): New function.
302 * reloc.h (class Track_relocs): Declare next_addend.
304 2010-12-01 Ian Lance Taylor <iant@google.com>
306 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
309 2010-12-01 Ian Lance Taylor <iant@google.com>
311 * README: Update compilers known to work and fail.
313 2010-11-23 Matthias Klose <doko@ubuntu.com>
315 * configure.in: For --enable-gold, handle value `default' instead of
316 `both*'. Always install ld as ld.bfd, install as ld if gold is
318 * configure: Regenerate.
320 2010-11-18 Doug Kwan <dougkwan@google.com>
322 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
323 and right_alignment to be zero. Store result alignment only if it is
324 greater than existing alignment.
326 2010-11-16 Cary Coutant <ccoutant@google.com>
329 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
330 Check for ".zdebug_line".
332 2010-11-16 Doug Kwan <dougkwan@google.com>
333 Cary Coutant <ccoutant@google.com>
335 * output.h (Output_segment::set_section_addresses): Pass increase_relro
336 by reference; adjust all callers.
337 * output.cc (Output_segment::set_section_addresses): Adjust references
338 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
340 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
341 end at page boundary.
343 2010-11-16 Cary Coutant <ccoutant@google.com>
346 * layout.cc (Layout::choose_output_section): Transform names of
347 compressed sections even when using a script with a SECTIONS clause.
348 (Layout::output_section_name): Remove code to transform
349 compressed debug section names.
350 * output.cc (Output_section::add_input_section): Use uncompressed
351 section size when tracking input sections.
353 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
355 * symtab.h (Symbol::NON_PIC_REF): Remove.
356 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
357 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
358 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
359 (Symbol::use_plt_offset): Take a flags argument and pass it
360 directly to needs_dynamic_reloc. Restrict check for undefined
361 weak symbols to function calls.
362 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
363 (Target_arm::Scan::global): Use it.
364 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
365 (Target_arm::Relocate::relocate): Likewise.
366 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
367 parameter with an r_type parameter. Use get_reference_flags
369 (Target_arm::Relocate::relocate): Update accordingly.
370 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
371 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
372 (Target_i386::Scan::global): Likewise.
373 (Target_i386::Relocate::relocate): Likewise.
374 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
375 parameter with an r_type parameter. Use get_reference_flags
377 (Target_i386::Relocate::relocate): Update accordingly.
378 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
379 (Target_powerpc::Scan::global): Use it.
380 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
381 (Target_powerpc::Relocate::relocate): Likewise.
382 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
383 (Target_sparc::Scan::global): Use it.
384 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
385 (Target_sparc::Relocate::relocate): Likewise.
386 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
387 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
388 (Target_x86_64::Scan::global): Likewise.
389 (Target_x86_64::Relocate::relocate): Likewise.
391 2010-11-08 Doug Kwan <dougkwan@google.com>
392 Cary Coutant <ccoutant@google.com>
394 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
395 (Arm_exidx_merge_section::section_contents_): New data member.
396 (Arm_input_section::Arm_input_section): Initialize original_contents_.
397 (Arm_input_section::~Arm_input_section): De-allocate memory.
398 (Arm_input_section::original_contents_): New data member.
399 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
400 in parameters instead of calling Object::section_contents without
402 (Arm_output_section::group_section): New parameter TASK. Pass it
403 to callees that need locking objects.
404 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
405 to lock EXIDX input sections. Fix a formatting issue. Call
406 Arm_exidx_merged_section::build_contents to create merged section
408 (Arm_output_section::create_stub_group): New parameter TASK. Use it
409 to lock object of stub table owner.
410 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
411 TEXT_SIZE to initialize data member TEXT_SIZE_.
412 (Arm_exidx_input_section::addralign): Fix typo in comment.
413 (Arm_exidx_input_section::text_size): New method.
414 (Target_arm::do_relax): New parameter TASK. Pass it to callees
415 that require locking objects. Lock objects before scanning for stubs
416 and updating local symbols.
417 (Arm_input_section<big_endian>::init): Copy contents of original
419 (Arm_input_section<big_endian>::do_write): Use saved contents of
420 original input section instead of calling Object::section_contents
422 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
423 size without calling Object::section_size().
424 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
425 for size. Allocate a buffer for merged EXIDX entries.
426 (Arm_exidx_merged_section::build_contents): New method.
427 (Arm_exidx_merged_section::do_write): Move merge section contents
428 building code to Arm_exidx_merged_section::build_contetns. Write
429 out contetns in buffer instead of building it on the fly.
430 (Arm_relobj::make_exidx_input_section): Also pass text section size
431 to Arm_exidx_input_section constructor.
432 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
433 (Arm_dynobj::do_read_symbols): Fix memory leak.
434 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
435 * target.h: (class Task): Add forward declaration.
436 (Target::relax): Add new parameter TASK and pass it to
438 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
440 2010-11-05 Cary Coutant <ccoutant@google.com>
443 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
444 object when reading from the file.
445 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
447 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
448 when reading section contents.
449 (get_section_contents): Likewise.
450 (icf::find_identical_sections): Likewise.
451 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
452 object when reading from the file.
453 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
454 the object when doing deferred section layout.
456 2010-11-03 Nick Clifton <nickc@redhat.com>
459 * script.h (class Symbol_assignment: name): New member. Returns
460 the name of the symbol.
461 * scrfipt.cc (Script_options::is_pending_assignment): New member.
462 Returns true if the given symbol name is on the list of
463 assignments wating to be processed.
464 * archive.cc (should_incldue_member): If the symbol is undefined,
465 check to see if it is on the list of symbols pending assignment.
467 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
469 * script-sections.cc (Script_sections::find_memory_region): Check
470 for a NULL output section pointer.
472 2010-10-29 Doug Kwan <dougkwan@google.com>
474 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
475 Output_section::add_relaxed_input_section.
476 * output.cc (Output_section::add_relaxed_input_section): Add new
477 arguments LAYOUT and NAME. Set section order index.
478 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
479 Copy section order index.
480 * output.h (Output_section::add_relaxed_input_section): Add new
481 arguments LAYOUT and NAME.
483 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
485 * testsuite/Makefile.am: Move gcctestdir/ld rule to
486 NATIVE_OR_CROSS_LINKER.
487 * testsuite/Makefile.in: Regenerate.
489 2010-10-20 Doug Kwan <dougkwan@google.com>
491 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
492 without SHF_LINK_ORDER flags.
493 * layout.cc (Layout::choose_output_section): Do not filter
494 SHF_LINK_ORDER flag in a relocatable link.
496 2010-10-17 Cary Coutant <ccoutant@google.com>
498 * output.h (Output_segment::set_section_addresses): Change function
499 signature. Update all callers.
500 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
502 (Output_segment::set_section_addresses): Align after last TLS
503 section. Add padding before last relro section instead of after.
505 2010-10-17 Doug Kwan <dougkwan@google.com>
507 * gold/arm.cc (Target_arm::got_section): Use correct order and set
508 GOT output section to be writable.
510 2010-10-14 Cary Coutant <ccoutant@google.com>
512 * debug.h (DEBUG_INCREMENTAL): New flag.
513 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
514 * gold.cc (queue_initial_tasks): Check parameters for incremental link
516 * incremental.cc (report_command_line): Ignore all forms of
518 * layout.cc (Layout::Layout): Check parameters for incremental link
520 * options.cc (General_options::parse_incremental): New function.
521 (General_options::parse_no_incremental): New function.
522 (General_options::parse_incremental_full): New function.
523 (General_options::parse_incremental_update): New function.
524 (General_options::incremental_mode_): New data member.
525 (General_options::finalize): Check incremental_mode_.
526 * options.h (General_options): Update help text for --incremental.
527 Add --no-incremental, --incremental-full, --incremental-update.
528 (General_options::Incremental_mode): New enum type.
529 (General_options::incremental_mode): New function.
530 (General_options::incremental_mode_): New data member.
531 * parameters.cc (Parameters::incremental_mode_): New data member.
532 (Parameters::set_options): Set incremental_mode_.
533 (Parameters::set_incremental_full): New function.
534 (Parameters::incremental): New function.
535 (Parameters::incremental_update): New function.
536 (set_parameters_incremental_full): New function.
537 * parameters.h (Parameters::set_incremental_full): New function.
538 (Parameters::incremental): New function.
539 (Parameters::incremental_update): New function.
540 (Parameters::incremental_mode_): New data member.
541 (set_parameters_incremental_full): New function.
542 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
543 incremental link mode.
544 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
545 (Sized_relobj::do_relocate_sections): Likewise.
546 * testsuite/Makefile.am (incremental_test): Use --incremental-full
548 * testsuite/Makefile.in: Regenerate.
549 * testsuite/incremental_test.sh: Filter all forms of --incremental.
551 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
553 * script-sections.h (class Script_sections): Make
554 Sections_elements typedef public.
555 * script-sections.cc (class Sort_output_sections): Add elements_
556 field. Add constructor which sets it; change all callers.
557 (Sort_output_sections::is_before): New function.
558 (Sort_output_sections::operator()): Call is_before.
559 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
561 * testsuite/script_test_10.sh: New test. Test script section
563 * testsuite/script_test_10.t: Likewise.
564 * testsuite/script_test_10.s: Likewise.
565 * testsuite/Makefile.am: Wrap the cross linker tests and the
566 common tests into NATIVE_OR_CROSS_LINKER.
567 (check_SCRIPTS): Add script_test_10.sh.
568 (check_DATA): Add script_test_10.stdout.
569 (script_test_10.o, script_test_10): New targets.
570 (script_test_10.stdout): New target.
571 * configure, testsuite/Makefile.in: Regenerate.
573 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
575 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
576 error for the deprecated relocations.
577 (Target_arm::Scan::global): Likewise.
578 (Target_arm::Relocate::relocate): Likewise.
580 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
582 * fileread.cc (Input_file::find_file): Initialize *found_name
583 and *namep when using the fallback search for case 4.
585 2010-10-11 Cary Coutant <ccoutant@google.com>
587 * options.h (class General_options): Redefine -z lazy as an alias for
588 the negation of -z now.
590 2010-10-11 Ian Lance Taylor <iant@google.com>
592 * resolve.cc (symbol_to_bits): Report the value of the unsupported
595 2010-10-06 Nick Clifton <nickc@redhat.com>
597 * script-sections.cc(class Memory_region): Remove
598 current_lma_offset_ field. Rename current_vma_offset_ to
599 current_offset_. Add last_section_ field.
600 (Memory_region::get_current_vma_address): Rename to
602 (Memory_region::get_current_lma_address): Delete.
603 (Memory_region::increment_vma_offset): Rename to
605 (Memory_region::increment_lma_offset): Delete.
606 (Memory_region::attributes_compatible): New method. Returns
607 true if the provided section is compatible with the region.
608 (Memory_region::get_last_section): New method. Returns the last
609 section to use the region.
610 (Memory_region::set_last_section): New method. Stores the last
611 section to use the region.
612 (Script_sections::block_in_region): New method. Returns true if
613 a block of memory is contained within a region.
614 (Script_sections::find_memory_region): New method. Locates a
615 memory region to be used to set a VMA or LMA address.
616 (Output_section_definition::set_section_addresses): Add code to
617 check for addresses set by memory regions.
618 (Output_segment::set_section_addresses): Remove memory region
620 (Script_sections::create_segment): Add a warning if a header
621 segment is created outside of any region.
622 * script-sections.h (class Script_sections): Add prototypes for
623 find_memory_region and block_in_region methods.
624 * testsuite/memory_test.s: Use .long instead of .word.
625 * testsuite/memory_test.t: Add some more output sections.
626 * testsuite/memory_test.sh: Update expected output.
628 2010-10-02 Doug Kwan <dougkwan@google.com>
630 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
631 defintion to symtab.h
632 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
633 declaration to defintion.
635 2010-10-01 Nick Clifton <nickc@redhat.com>
637 * expression.cc (eval): Replace dummy argument with NULL.
638 (eval_maybe_dot): Check for a NULL result section pointer.
639 (Symbol_expression::value): Likewise.
640 (Dot_expression::value): Likewise.
641 (BINARY_EXPRESSION): Likewise.
642 (Max_expression::value): Likewise.
643 (Min_expression::value): Likewise.
644 (Absolute_expression::value): Likewise.
645 (Addr_expression::value_from_output_section): Likewise.
646 (Loaddddr_expression::value_from_output_section): Likewise.
647 (Segment_start_expression::value): Likewise.
649 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
651 (Sections_elememt_dot_assignment::set_section_addresses):
653 (Output_data_expression::do_write_to_buffer): Likewise.
654 (Output_section_definition::finalize_symbols): Likewise.
655 (Output_section_definition::set_section_addresses): Likewise.
657 2010-09-30 Doug Kwan <dougkwan@google.com>
659 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
661 2010-09-28 Sriraman Tallam <tmsriram@google.com>
663 * target.h (Target::can_icf_inline_merge_sections): New virtual
665 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
667 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
669 * icf.cc (get_section_contents): Inline merge sections only when
672 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
674 * configure: Regenerate.
676 2010-09-17 Ian Lance Taylor <iant@google.com>
678 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
679 * testsuite/Makefile.am (memory_test.o): New target.
680 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
682 * testsuite/Makefile.in: Rebuild.
684 2010-09-17 Doug Kwan <dougkwan@google.com>
686 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
687 defintion if relocation uses GOT entries of the symbol.
688 * testsuite/icf_safe_test.sh: Fix test.
689 * testsuite/icf_safe_so_test.sh: Fix test.
691 2010-09-16 Cary Coutant <ccoutant@google.com>
693 * script_sections.cc (class Memory_region): Remove "NULL" from
694 vector initializations.
696 2010-09-15 Cary Coutant <ccoutant@google.com>
698 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
699 Resolve forwarding symbols.
701 2010-09-15 Doug Kwan <dougkwan@google.com>
703 * gold/testsuite/script_test_3.t: Add ARM special sections.
704 * gold/testsuite/script_test_4.t: Same.
705 * gold/testsuite/script_test_5.t: Same.
706 * gold/testsuite/script_test_6.t: Same.
707 * gold/testsuite/script_test_7.t: Same.
708 * gold/testsuite/script_test_7.t: Same.
709 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
711 2010-09-14 Cary Coutant <ccoutant@google.com>
713 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
714 (Target_x86_64::Relocate::relocate_tls): Replace check for
715 saw_tls_block_reloc_ with test for executable section.
717 2010-09-12 Cary Coutant <ccoutant@google.com>
719 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
720 position-independent executables to shared libraries need dynamic
722 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
723 position-independent executables.
724 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
725 * testsuite/Makefile.in: Regenerate.
727 2010-09-10 Nick Clifton <nickc@redhat.com>
730 * testsuite/memory_test.t: Discard any sections that are not
733 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
736 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
737 "This::" to work around a bug in gcc 4.2.
739 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
741 2010-09-09 Rafael Espindola <espindola@google.com>
743 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
744 sections with different PF_X flags in the same segment.
745 (Layout::find_first_load_seg): Search all segments to find the first
747 * options.h (rosegment): New.
749 2010-09-08 Rafael Espindola <espindola@google.com>
751 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
753 2010-09-08 Doug Kwan <dougkwan@google.com>
755 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
756 (Arm_relobj::do_relocate_sections): Add new parameter for output
757 file to match the parent.
758 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
759 of local symbols instead of input values. Update code to track
760 changes in gold::relocate_section.
761 * object.cc (Sized_relobj::compute_final_local_value): New methods.
762 (Sized_relobj::compute_final_local_value_internal): New methods.
763 (Sized_relobj::do_finalize_local_symbols): Move code from loop
764 body into private version of Sized_relobj::compute_final_local_value.
765 Call the inline method.
766 * object.h (Symbol_value::Symbol_value): Define destructor. Free
767 merged symbol value if there is one.
768 (Symbol_value::has_output_value): New method defintiion.
769 (Sized_relobj::Compute_final_local_value_status): New enum type.
770 (Sized_relobj::compute_final_local_value): New methods.
771 (Sized_relobj::compute_final_local_value_internal): New methods.
772 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
773 and arm_cortex_a8.sh.
774 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
775 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
777 * Makefile.in: Regenerate.
778 * testsuite/arm_bl_out_of_range.s: Update test.
779 * testsuite/thumb_bl_out_of_range.s: Ditto.
780 * testsuite/thumb_blx_out_of_range.s: Ditto.
781 * testsuite/arm_branch_out_of_range.sh: New file.
782 * testsuite/arm_cortex_a8.sh: Ditto.
783 * testsuite/arm_cortex_a8_b.s: Ditto.
784 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
785 * testsuite/arm_cortex_a8_b_local.s: Ditto.
786 * testsuite/arm_cortex_a8_bl.s: Ditto.
787 * testsuite/arm_cortex_a8_blx.s: Ditto.
788 * testsuite/arm_cortex_a8_local.s: Ditto.
789 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
790 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
792 2010-09-08 Rafael Espindola <espindola@google.com>
794 * Makefile.am (memory_test.stdout): Run readelf with -W.
795 * Makefile.in: Regenerate.
796 * testsuite/memory_test.sh: Make the regexps accept both 32 and
799 2010-09-08 Rafael Espindola <espindola@google.com>
801 * script-sections.cc (Script_sections::add_memory_region): Convert
802 field precision to int.
803 * script.cc (script_set_section_region, script_set_section_region):
804 Convert field precision to int.
806 2010-09-08 Rafael Espindola <espindola@google.com>
808 * arm.cc (do_finalize_sections): Create the __exidx_start and
809 __exdix_end symbols even when the section is missing.
811 2010-09-08 Nick Clifton <nickc@redhat.com>
813 * README: Remove claim that MEMORY is not supported.
814 * expression.cc (script_exp_function_origin)
815 (script_exp_function_length): Move from here to ...
816 * script.cc: ... here.
817 (script_set_section_region, script_add_memory)
818 (script_parse_memory_attr, script_include_directive): New
821 (class Memory_region): New class.
822 (class Output_section_definition): Add set_memory_region,
823 set_section_vma, set_section_lma and get_section_name methods.
824 (class Script_Sections): Add add_memory_region,
825 find_memory_region, find_memory_region_origin,
826 find_memory_region_length and set_memory_region methods.
827 Have set_section_addresses method walk the list of set memory
829 Extend the print methos to display memory regions.
830 * script-sections.h: Add prototypes for new methods.
831 Add enum for MEMORY region attributes.
832 * yyscript.y: Add support for parsing MEMORY regions.
833 * script-c.h: Add prototypes for new functions.
834 * testsuite/Makefile.am: Add test of MEMORY region functionality.
835 * testsuite/Makefile.in: Regenerate.
836 * testsuite/memory_test.sh: New script.
837 * testsuite/memory_test.s: New assembler source file.
838 * testsuite/memory_test.t: New linker script.
840 2010-08-27 Doug Kwan <dougkwan@google.com>
842 * gold/resolve.cc (Symbol_table::should_override): Let a weak
843 reference override an existing dynamic weak reference.
844 * testsuite/Makefile.am: Add new test dyn_weak_ref.
845 * testsuite/Makefile.in: Regenerate.
846 * testsuite/dyn_weak_ref.sh: New file.
847 * testsuite/dyn_weak_ref_1.c: Ditto.
848 * testsuite/dyn_weak_ref_2.c: Ditto.
850 2010-08-27 Ian Lance Taylor <iant@google.com>
852 * incremental.h (class Incremental_input_entry): Add virtual
855 2010-08-27 Ian Lance Taylor <iant@google.com>
857 * testsuite/start_lib_test_3.c: Mark t3 as used.
859 2010-08-27 Nick Clifton <nickc@redhat.com>
861 * options.cc (version_script): Fix small typo in previous
864 2010-08-25 Nick Clifton <nickc@redhat.com>
866 * archive.cc: Formatting fixes: Remove whitespace between
867 typename and following asterisk. Remove whitespace between
868 function name and opening parenthesis.
869 * archive.h: Likewise.
871 * attributes.cc: Likewise.
872 * attributes.h: Likewise.
873 * common.cc: Likewise.
874 * copy-relocs.cc: Likewise.
875 * dirsearch.h: Likewise.
876 * dynobj.cc: Likewise.
877 * ehframe.cc: Likewise.
878 * ehframe.h: Likewise.
879 * expression.cc: Likewise.
880 * fileread.cc: Likewise.
881 * fileread.h: Likewise.
883 * gold-threads.cc: Likewise.
887 * incremental-dump.cc: Likewise.
888 * incremental.cc: Likewise.
889 * layout.cc: Likewise.
890 * layout.h: Likewise.
892 * merge.cc: Likewise.
894 * object.cc: Likewise.
895 * object.h: Likewise.
896 * options.cc: Likewise.
897 * options.h: Likewise.
898 * output.cc: Likewise.
899 * output.h: Likewise.
900 * plugin.cc: Likewise.
901 * plugin.h: Likewise.
902 * powerpc.cc: Likewise.
903 * reloc.cc: Likewise.
904 * script-c.h: Likewise.
905 * script-sections.cc: Likewise.
906 * script.cc: Likewise.
907 * stringpool.cc: Likewise.
908 * symtab.cc: Likewise.
909 * symtab.h: Likewise.
910 * target.cc: Likewise.
911 * timer.cc: Likewise.
913 * version.cc: Likewise.
914 * x86_64.cc: Likewise.
916 2010-08-24 Nick Clifton <nickc@redhat.com>
919 * layout.cc (segment_precedes): Sort segments by their physical
920 addresses, if they have been set.
922 2010-08-23 Cary Coutant <ccoutant@google.com>
924 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
926 (Lib_group::include_member): Unlock object after deleting its
928 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
931 2010-08-19 Neil Vachharajani <nvachhar@google.com>
932 Cary Coutant <ccoutant@google.com>
934 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
935 constructor, and set_blocker.
936 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
938 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
939 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
940 * testsuite/Makefile.am (start_lib_test): New test case.
941 * testsuite/Makefile.in: Regenerate.
942 * testsuite/start_lib_test_main.c: New file.
943 * testsuite/start_lib_test_1.c: New file.
944 * testsuite/start_lib_test_2.c: New file.
945 * testsuite/start_lib_test_3.c: New file.
947 2010-08-19 Ian Lance Taylor <iant@google.com>
949 * Makefile.in: Rebuild with automake 1.11.1.
950 * aclocal.m4: Likewise.
951 * testsuite/Makefile.in: Likewise.
953 2010-08-19 Ian Lance Taylor <iant@google.com>
956 * i386.cc (class Output_data_plt_i386): Update declarations.
957 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
958 local_ifuncs_ fields.
959 (Target_i386::do_plt_section_for_global): New function.
960 (Target_i386::do_plt_section_for_local): New function.
961 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
962 parameter; change all callers. Initialize global_ifuncs_ and
963 local_ifuncs_. If doing a static link define __rel_iplt_start and
965 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
966 (Output_data_plt_i386::add_local_ifunc_entry): New function.
967 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
969 (Target_i386::make_plt_section): New function, broken out of
970 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
971 (Target_i386::make_plt_entry): Call make_plt_section.
972 (Target_i386::make_local_ifunc_plt_entry): New function.
973 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
974 (Target_i386::Scan::local): Handle IFUNC symbols. Add
975 R_386_IRELATIVE to switch.
976 (Target_i386::Scan::global): Likewise.
977 (Target_i386::Relocate::relocate): Likewise.
978 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
980 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
981 (Target_x86_64::do_plt_section_for_global): New function.
982 (Target_x86_64::do_plt_section_for_local): New function.
983 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
984 parameter; change all callers. If doing a static link define
985 __rela_iplt_start and __rela_iplt_end.
986 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
987 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
988 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
990 (Target_x86_64::make_local_ifunc_plt_entry): New function.
991 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
993 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
994 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
995 R_X86_64_IRELATIVE to switch.
996 (Target_x86_64::Scan::global): Likewise.
997 (Target_x86_64::Relocate::relocate): Likewise.
998 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1000 * target.h (class Target): Add plt_section_for_global and
1001 plt_section_for_local functions. Add do_plt_section_for_global
1002 and do_plt_section_for_local virtual functions.
1003 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1004 clarifying comments.
1005 (Symbol::use_plt_offset): Handle IFUNC symbol.
1006 * object.cc (Sized_relobj::Sized_relobj): Initialize
1008 (Sized_relobj::local_has_plt_offset): New function.
1009 (Sized_relobj::local_plt_offset): New function.
1010 (Sized_relobj::set_local_plt_offset): New function.
1011 (Sized_relobj::do_count): Handle IFUNC symbol.
1012 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1013 a bit away from input_shndx_ field. Add set_is_func_symbol and
1014 is_ifunc_symbol functions.
1015 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1016 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1017 local_plt_offsets_ field.
1018 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1019 * output.h (class Output_section_data): Add non-const
1020 output_section function.
1021 (class Output_data_got): Update declarations.
1022 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1023 Add use_plt_offset parameter to global and local constructors.
1024 Change all callers. Change local_sym_index_ field to 31 bits.
1025 Change GSYM_CODE and CONSTANT_CODE accordingly.
1026 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1027 doing a static link don't set sh_link field.
1028 (Output_data_got::Got_entry::write): Use PLT offset if
1030 (Output_data_got::add_global_plt): New function.
1031 (Output_data_got::add_local_plt): New function.
1032 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1033 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1034 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1035 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1036 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1038 * testsuite/ifunc-sel.h: New file.
1039 * testsuite/ifuncmain1.c: New file.
1040 * testsuite/ifuncmain1vis.c: New file.
1041 * testsuite/ifuncmod1.c: New file.
1042 * testsuite/ifuncdep2.c: New file.
1043 * testsuite/ifuncmain2.c: New file.
1044 * testsuite/ifuncmain3.c: New file.
1045 * testsuite/ifuncmod3.c: New file.
1046 * testsuite/ifuncmain4.c: New file.
1047 * testsuite/ifuncmain5.c: New file.
1048 * testsuite/ifuncmod5.c: New file.
1049 * testsuite/ifuncmain6pie.c: New file.
1050 * testsuite/ifuncmod6.c: New file.
1051 * testsuite/ifuncmain7.c: New file.
1052 * configure, testsuite/Makefile.in: Rebuild.
1054 2010-08-18 Ian Lance Taylor <iant@google.com>
1057 (Output_section_incremental_inputs::write_input_files): Add cast
1058 to avoid signed/unsigned comparison warning.
1059 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1061 2010-08-12 Cary Coutant <ccoutant@google.com>
1063 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1065 2010-08-13 Ian Lance Taylor <iant@google.com>
1067 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1069 2010-08-12 Cary Coutant <ccoutant@google.com>
1070 Doug Kwan <dougkwan@google.com>
1072 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1073 defintion overrides non-weak undef, remember that the original undef
1075 * symtab.cc (Symbol_table::sized_write_global): For undef without
1076 an original weak binding, set binding to global in output.
1077 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1078 * testsuite/Makefile.in: Regenerate.
1079 * testsuite/strong_ref_weak_def.sh: New file.
1080 * testsuite/strong_ref_weak_def_1.c: Ditto.
1081 * testsuite/strong_ref_weak_def_2.c: Ditto.
1083 2010-08-12 Cary Coutant <ccoutant@google.com>
1085 * testsuite/incremental_test.sh: Rewrite.
1086 * testsuite/incremental_test_1.c: Rewrite.
1087 * testsuite/incremental_test_2.c: Rewrite.
1089 2010-08-12 Cary Coutant <ccoutant@google.com>
1091 * arm.cc (Target_arm::got_size): Add const.
1092 (Target_arm::got_entry_count): New function.
1093 (Target_arm::plt_entry_count): New function.
1094 (Target_arm::first_plt_entry_offset): New function.
1095 (Target_arm::plt_entry_size): New function.
1096 (Output_data_plt_arm::entry_count): New function.
1097 (Output_data_plt_arm::first_plt_entry_offset): New function.
1098 (Output_data_plt_arm::get_plt_entry_size): New function.
1099 * i386.cc (Target_i386::got_size): Add const.
1100 (Target_i386::got_entry_count): New function.
1101 (Target_i386::plt_entry_count): New function.
1102 (Target_i386::first_plt_entry_offset): New function.
1103 (Target_i386::plt_entry_size): New function.
1104 (Output_data_plt_i386::entry_count): New function.
1105 (Output_data_plt_i386::first_plt_entry_offset): New function.
1106 (Output_data_plt_i386::get_plt_entry_size): New function.
1107 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1108 find_incremental_inputs_sections. Dump incremental_got_plt section.
1109 * incremental.cc: Include target.h.
1110 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1111 parameter. Adjust all callers. Find incremental_got_plt section.
1112 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1114 (Output_section_incremental_inputs::set_final_data_size): Calculate
1115 size of incremental_got_plt section.
1116 (Output_section_incremental_inputs::do_write): Write the
1117 incremental_got_plt section.
1118 (Got_plt_view_info): New struct.
1119 (Local_got_offset_visitor): New class.
1120 (Global_got_offset_visitor): New class.
1121 (Global_symbol_visitor_got_plt): New class.
1122 (Output_section_incremental_inputs::write_got_plt): New function.
1123 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1124 Add parameter. Adjust all callers.
1125 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1126 (Incremental_inputs::got_plt_section): New function.
1127 (Incremental_inputs::got_plt_section_): New data member.
1128 (Incremental_got_plt_reader): New class.
1129 * layout.cc (Layout::create_incremental_info_sections): Add the
1130 incremental_got_plt section.
1131 * object.h (Got_offset_list::get_list): New function.
1132 (Got offset_list::for_all_got_offsets): New function.
1133 (Sized_relobj::local_got_offset_list): New function.
1134 * powerpc.cc (Target_powerpc::got_size): Add const.
1135 (Target_powerpc::got_entry_count): New function.
1136 (Target_powerpc::plt_entry_count): New function.
1137 (Target_powerpc::first_plt_entry_offset): New function.
1138 (Target_powerpc::plt_entry_size): New function.
1139 (Output_data_plt_powerpc::entry_count): New function.
1140 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1141 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1142 * sparc.cc (Target_sparc::got_size): Add const.
1143 (Target_sparc::got_entry_count): New function.
1144 (Target_sparc::plt_entry_count): New function.
1145 (Target_sparc::first_plt_entry_offset): New function.
1146 (Target_sparc::plt_entry_size): New function.
1147 (Output_data_plt_sparc::entry_count): New function.
1148 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1149 (Output_data_plt_sparc::get_plt_entry_size): New function.
1150 * symtab.h (Symbol::got_offset_list): New function.
1151 (Symbol_table::for_all_symbols): New function.
1152 * target.h (Sized_target::got_entry_count): New function.
1153 (Sized_target::plt_entry_count): New function.
1154 (Sized_target::plt_entry_size): New function.
1155 * x86_64.cc (Target_x86_64::got_size): Add const.
1156 (Target_x86_64::got_entry_count): New function.
1157 (Target_x86_64::plt_entry_count): New function.
1158 (Target_x86_64::first_plt_entry_offset): New function.
1159 (Target_x86_64::plt_entry_size): New function.
1160 (Output_data_plt_x86_64::entry_count): New function.
1161 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1162 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1164 2010-08-12 Cary Coutant <ccoutant@google.com>
1166 * archive.cc: Include incremental.h.
1167 (Archive::Archive): Initialize incremental_info_.
1168 (Archive::include_member): Record archive members in incremental info.
1169 (Add_archive_symbols::run): Record begin and end of an archive in
1171 (Lib_group::include_member): Record objects in incremental info.
1172 * archive.h (Incremental_archive_entry): Forward declaration.
1173 (Archive::set_incremental_info): New member function.
1174 (Archive::incremental_info): New member function.
1175 (Archive::Unused_symbol_iterator): New class.
1176 (Archive::unused_symbols_begin): New member function.
1177 (Archive::unused_symbols_end): New member function.
1178 (Archive::incremental_info_): New data member.
1179 * incremental-dump.cc (find_input_containing_global): New function.
1180 (dump_incremental_inputs): Dump new incremental info sections.
1181 * incremental.cc: Include symtab.h.
1182 (Output_section_incremental_inputs): New class.
1183 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1184 new incremental info sections.
1185 (Sized_incremental_binary::do_check_inputs): Likewise.
1186 (Incremental_inputs::report_archive): Remove.
1187 (Incremental_inputs::report_archive_begin): New function.
1188 (Incremental_inputs::report_archive_end): New function.
1189 (Incremental_inputs::report_object): New function.
1190 (Incremental_inputs::finalize_inputs): Remove.
1191 (Incremental_inputs::report_input_section): New function.
1192 (Incremental_inputs::report_script): Rewrite.
1193 (Incremental_inputs::finalize): Do nothing but finalize string table.
1194 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1195 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1196 (Incremental_inputs::create_data_sections): New function.
1197 (Incremental_inputs::relocs_entsize): New function.
1198 (Output_section_incremental_inputs::set_final_data_size): New function.
1199 (Output_section_incremental_inputs::do_write): New function.
1200 (Output_section_incremental_inputs::write_header): New function.
1201 (Output_section_incremental_inputs::write_input_files): New function.
1202 (Output_section_incremental_inputs::write_info_blocks): New function.
1203 (Output_section_incremental_inputs::write_symtab): New function.
1204 * incremental.h (Incremental_script_entry): Forward declaration.
1205 (Incremental_object_entry): Forward declaration.
1206 (Incremental_archive_entry): Forward declaration.
1207 (Incremental_inputs): Forward declaration.
1208 (Incremental_inputs_header_data): Remove.
1209 (Incremental_inputs_header): Remove.
1210 (Incremental_inputs_header_write): Remove.
1211 (Incremental_inputs_entry_data): Remove.
1212 (Incremental_inputs_entry): Remove.
1213 (Incremental_inputs_entry_write): Remove.
1214 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1215 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1216 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1217 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1219 (Incremental_input_entry): New class.
1220 (Incremental_script_entry): New class.
1221 (Incremental_object_entry): New class.
1222 (Incremental_archive_entry): New class.
1223 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1224 (Incremental_inputs::report_inputs): Remove.
1225 (Incremental_inputs::report_archive): Remove.
1226 (Incremental_inputs::report_archive_begin): New function.
1227 (Incremental_inputs::report_archive_end): New function.
1228 (Incremental_inputs::report_object): Change prototype.
1229 (Incremental_inputs::report_input_section): New function.
1230 (Incremental_inputs::report_script): Change prototype.
1231 (Incremental_inputs::get_reloc_count): New function.
1232 (Incremental_inputs::set_reloc_count): New function.
1233 (Incremental_inputs::create_data_sections): New function.
1234 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1235 (Incremental_inputs::inputs_section): New function.
1236 (Incremental_inputs::symtab_section): New function.
1237 (Incremental_inputs::relocs_section): New function.
1238 (Incremental_inputs::get_stringpool): Add const.
1239 (Incremental_inputs::command_line): Add const.
1240 (Incremental_inputs::inputs): Remove.
1241 (Incremental_inputs::command_line_key): New function.
1242 (Incremental_inputs::input_file_count): New function.
1243 (Incremental_inputs::input_files): New function.
1244 (Incremental_inputs::relocs_entsize): New function.
1245 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1246 (Incremental_inputs::finalize_inputs): Remove.
1247 (Incremental_inputs::Input_info): Remove.
1248 (Incremental_inputs::lock_): Remove.
1249 (Incremental_inputs::inputs_): Change type.
1250 (Incremental_inputs::inputs_map_): Remove.
1251 (Incremental_inputs::current_object_entry_): New data member.
1252 (Incremental_inputs::inputs_section_): New data member.
1253 (Incremental_inputs::symtab_section_): New data member.
1254 (Incremental_inputs::relocs_section_): New data member.
1255 (Incremental_inputs::reloc_count_): New data member.
1256 (Incremental_inputs_reader): New class.
1257 (Incremental_symtab_reader): New class.
1258 (Incremental_relocs_reader): New class.
1259 * layout.cc (Layout::finalize): Move finalization of incremental info
1260 and creation of incremental info sections to follow finalization of
1261 symbol table. Set offsets for postprocessing sections.
1262 (Layout::create_incremental_info_sections): Call
1263 Incremental_inputs::create_data_sections. Add incremental symtab
1264 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1265 sections to layout after input sections.
1266 * layout.h (struct Timespec): Forward declaration.
1267 (Layout::incremental_inputs): Add const.
1268 (Layout::create_incremental_info_sections): Add parameter.
1269 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1270 * object.cc: Include incremental.h.
1271 (Relobj::finalize_incremental_relocs): New function.
1272 (Sized_relobj::do_layout): Record input sections in incremental info.
1273 * object.h (Object::output_section): New function.
1274 (Object::output_section_offset): Moved from Relobj.
1275 (Object::get_incremental_reloc_base): New function.
1276 (Object::get_incremental_reloc_count): New function.
1277 (Object::do_output_section): New function.
1278 (Object::do_output_section_offset): Moved from Relobj.
1279 (Object::do_get_incremental_reloc_base): New function.
1280 (Object::do_get_incremental_reloc_count): New function.
1281 (Object::Object): Initialize new data members.
1282 (Relobj::output_section): Renamed do_output_section and moved to
1284 (Relobj::output_section_offset): Moved to Object.
1285 (Relobj::do_get_incremental_reloc_base): New function.
1286 (Relobj::do_get_incremental_reloc_count): New function.
1287 (Relobj::allocate_incremental_reloc_counts): New function.
1288 (Relobj::count_incremental_reloc): New function.
1289 (Relobj::finalize_incremental_relocs): New function.
1290 (Relobj::next_incremental_reloc_index): New function.
1291 (Relobj::reloc_counts_): New data member.
1292 (Relobj::reloc_bases_): New data member.
1293 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1294 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1295 (Sized_relobj::incremental_relocs_scan): New function.
1296 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1297 (Sized_relobj::incremental_relocs_write): New function.
1298 (Sized_relobj::incremental_relocs_write_reltype): New function.
1299 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1301 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1302 archives and object files elsewhere.
1303 (Add_symbols::run): Report object files here.
1304 (Finish_group::run): Report end of archive at end of group.
1305 * reloc.cc: Include layout.h, incremental.h.
1306 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1307 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1308 (Sized_relobj::incremental_relocs_scan): New function.
1309 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1310 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1311 (Sized_relobj::incremental_relocs_write): New function.
1312 (Sized_relobj::incremental_relocs_write_reltype): New function.
1313 * script.cc (read_input_script): Rewrite test for incremental link.
1314 Change call to Incremental_inputs::report_script.
1315 * symtab.h (Symbol_table::first_global_index): New function.
1316 (Symbol_table::output_count): New function.
1318 2010-08-12 Doug Kwan <dougkwan@google.com>
1320 * arm.cc (Target_arm::merge_object_attributes): Check command line
1321 options --no-wchar-size-warning and --no-enum-size-warning.
1322 * options.h (General_options): Add ld-compatible options
1323 --no-enum-size-warning and --no-wchar-size-warning.
1325 2010-08-04 Ian Lance Taylor <iant@google.com>
1327 * x86_64.cc (Target_x86_64::Scan::local): Use
1328 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1329 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1330 (Target_x86_64::Scan::global): Likewise.
1331 (Target_x86_64::Relocate::relocate): Likewise.
1332 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1335 2010-08-03 Cary Coutant <ccoutant@google.com>
1337 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1338 to reserve space in merged_strings vector. Keep total input size
1340 (Output_merge_string::do_print_merge_stats): Print total input size.
1341 * merge.h (Output_merge_string): Add input_size_ field.
1342 * stringpool.cc (Stringpool_template::string_length): Move
1343 implementations out of Stringpool_template class and place in
1345 * stringpool.h (string_length): Move out of Stringpool_template.
1347 2010-08-03 Ian Lance Taylor <iant@google.com>
1350 * layout.cc (relaxation_loop_body): If address of load segment is
1351 set, adjust address to include headers if possible.
1353 2010-08-03 Ian Lance Taylor <iant@google.com>
1355 * version.cc (version_string): Bump to 1.10.
1357 2010-08-03 Ian Lance Taylor <iant@google.com>
1360 * layout.h (enum Output_section_order): Define.
1361 (class Layout): Update declarations.
1362 * layout.cc (Layout::get_output_section): Add order parameter.
1363 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1364 is_first_non_relro parameters. Change all callers.
1365 (Layout::choose_output_section): Likewise.
1366 (Layout::add_output_section_data): Likewise.
1367 (Layout::make_output_section): Likewise. Set order.
1368 (Layout::default_section_order): New function.
1369 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1370 * output.cc (Output_section::Output_section): Initialize order_.
1371 Don't initialize deleted fields.
1372 (Output_segment::Output_segment): Don't initialize deleted
1374 (Output_segment::add_output_section_to_load): New function
1375 replacing add_output_section. Change all callers to call this or
1376 add_output_section_to_nonload.
1377 (Output_segment::add_output_section_to_nonload): New function.
1378 (Output_segment::remove_output_section): Rewrite.
1379 (Output_segment::add_initial_output_data): Likewise.
1380 (Output_segment::has_any_data_sections): Likewise.
1381 (Output_segment::is_first_section_relro): Likewise.
1382 (Output_segment::maximum_alignment): Likewise.
1383 (Output_segment::has_dynamic_reloc): New function replacing
1384 dynamic_reloc_count. Change all callers.
1385 (Output_segment::has_dynamic_reloc_list): New function replacing
1386 dynamic_reloc_count_list. Change all callers.
1387 (Output_segment::set_section_addresses): Rewrite.
1388 (Output_segment::set_offset): Rewrite.
1389 (Output_segment::find_first_and_last_list): Remove.
1390 (Output_segment::set_tls_offsets): Rewrite.
1391 (Output_segment::first_section_load_address): Likewise.
1392 (Output_segment::output_section_count): Likewise.
1393 (Output_segment::section_with_lowest_load_address): Likewise.
1394 (Output_segment::write_section_headers): Likewise.
1395 (Output_segment::print_sections_to_map): Likewise.
1396 * output.h (class Output_data): Remove dynamic_reloc_count_
1397 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1398 (Output_data::add_dynamic_reloc): Rewrite.
1399 (Output_data::has_dynamic_reloc): New function.
1400 (Output_data::dynamic_reloc_count): Remove.
1401 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1402 is_last_relro_, is_first_non_relro_, is_interp_,
1403 is_dynamic_linker_section_ fields. Add order and set_order
1404 functions. Remove is_relro_local, set_is_relro_local,
1405 is_last_relro, set_is_last_relro, is_first_non_relro,
1406 set_is_first_non_relro functions, is_interp, set_is_interp,
1407 is_dynamic_linker_section, and set_is_dynamic_linker_section
1409 (class Output_segment): Change Output_data_list from std::list to
1410 std:;vector. Add output_lists_ field. Remove output_data_ and
1411 output_bss_ fields. Update declarations.
1413 2010-08-02 Ian Lance Taylor <iant@google.com>
1415 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1416 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1417 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1419 2010-08-02 Ian Lance Taylor <iant@google.com>
1422 * script.cc (Script_options::Script_options): Initialize
1423 symbol_definitions_ and symbol_references_.
1424 (Script_options::add_symbol_assignment): Update
1425 symbol_definitions_ and symbol_references_.
1426 (Script_options::add_symbol_reference): New function.
1427 (script_symbol): New function.
1428 * script.h (class Script_options): Add symbol_definitions_ and
1429 symbol_references_ fields.
1430 (Script_options::referenced_const_iterator): New type.
1431 (Script_options::referenced_begin): New function.
1432 (Script_options::referenced_end): New function.
1433 (Script_options::is_referenced): New function.
1434 (Script_options::any_unreferenced): New function.
1435 * script-c.h (script_symbol): Declare.
1436 * yyscript.y (exp): Call script_symbol.
1437 * symtab.cc: Include "script.h".
1438 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1439 Change all callers. Check symbols referenced by scripts.
1440 (Symbol_table::add_undefined_symbols_from_command_line): Add
1441 layout parameter. Change all callers.
1442 (Symbol_table::do_add_undefined_symbols_from_command_line):
1443 Likewise. Break out loop body. Check symbols referenced by
1445 (Symbol_table::add_undefined_symbol_from_command_line): New
1446 function broken out of
1447 do_add_undefined_symbols_from_command_line.
1448 * symtab.h (class Symbol_table): Update declarations.
1449 * archive.cc: Include "layout.h".
1450 (Archive::should_include_member): Add layout parameter. Change
1451 all callers. Check for symbol mentioned in expression.
1452 * archive.h (class Archive): Update declaration.
1453 * object.cc (Sized_relobj::do_should_include_member): Add layout
1455 * object.h (Object::should_include_member): Add layout parameter.
1457 (Object::do_should_include_member): Add layout parameter.
1458 (class Sized_relobj): Update declaration.
1459 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1461 * dynobj.h (class Sized_dynobj): Update declaration.
1462 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1464 * plugin.h (class Sized_pluginobj): Update declaration.
1466 2010-08-02 Ian Lance Taylor <iant@google.com>
1469 * output.cc (Output_segment::set_offset): Search for the first and
1470 last sections rather than assuming that the list is in order.
1471 (Output_segment::find_first_and_last_list): New function.
1472 * output.h (class Output_segment): Update declarations.
1473 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1474 (relro_strip_test_SOURCES): New variable.
1475 (relro_strip_test_DEPENDENCIES): New variable.
1476 (relro_strip_test_LDFLAGS): New variable.
1477 (relro_strip_test_LDADD): New variable.
1478 (relro_strip_test.so): New target.
1480 2010-08-02 Ian Lance Taylor <iant@google.com>
1482 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1483 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1484 (Target_i386::got_tlsdesc_section): New function.
1485 (Target_i386::got_section): Create space for GOT entries for
1486 TLSDESC relocations.
1487 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1489 (Target_i386::Scan::global): Likewise.
1490 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1492 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1493 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1494 (Target_x86_64::got_tlsdesc_section): New function.
1495 (Target_x86_64::got_section): Create space for GOT entries for
1496 TLSDESC relocations.
1497 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1499 (Target_x86_64::Scan::global): Likewise.
1500 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1503 2010-08-02 Ian Lance Taylor <iant@google.com>
1505 * testsuite/final_layout.sh: Use dc to convert from hex to
1508 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1510 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1511 paramter to the call to gold::gc_process_relocs.
1512 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1513 paramter to the call to gold::gc_process_relocs.
1514 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1515 parameter to the call to gold::gc_process_relocs.
1516 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1517 template parameter to the call to gold::gc_process_relocs.
1518 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1519 paramter to the call to gold::gc_process_relocs.
1520 * gc.h (get_embedded_addend_size): New function.
1521 (gc_process_relocs): Save the size of the reloc for use by ICF.
1522 * icf.cc (get_section_contents): Get the addend from the text section
1523 for SHT_REL relocation sections.
1524 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1525 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1526 * int_encoding.h (read_from_pointer): New overloaded function.
1527 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1528 * testsuite/icf_sht_rel_addend_test.sh: New file.
1529 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1530 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1532 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1534 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1535 * Makefile.in: Regenerate.
1536 * testsuite/Makefile.in: Regenerate.
1538 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1540 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1541 * gold/testsuite/debug_msg.cc: Likewise.
1542 * gold/testsuite/odr_violation1.cc
1543 * gold/testsuite/odr_violation2.cc
1545 2010-07-21 Cary Coutant <ccoutant@google.com>
1547 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1548 string, and length fields.
1549 (Output_merge_string::Merged_strings_list): New type.
1550 (Output_merge_string::Merged_strings_lists): New typedef.
1551 (Output_merge_string): Replace merged_strings_ with
1552 merged_strings_lists_.
1553 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1554 Merged_strings_list per input object and section. Don't store pointer
1555 to the string. Don't store length with each merged string entry.
1556 (Output_merge_string::finalize_merged_data): Loop over list of merged
1557 strings lists. Recompute length of each merged string.
1559 2010-07-15 Cary Coutant <ccoutant@google.com>
1561 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1564 2010-07-14 Ian Lance Taylor <iant@google.com>
1566 * descriptors.cc (Descriptors::open): Report correct name in error
1569 2010-07-13 Doug Kwan <dougkwan@google.com>
1571 * arm.cc (Arm_input_section::Arm_input_section): For a
1572 SHT_ARM_EXIDX section, always keeps the input sections.
1573 (Arm_input_section::set_exidx_section_link): New method.
1574 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1575 has_errors_ to false.
1576 (Arm_exidx_input_section::has_errors,
1577 Arm_exidx_input_section::set_has_errors): New methods.
1578 (Arm_exidx_input_section::has_errors_): New data member.
1579 (Arm_relobj::get_exidx_shndx_list): New method.
1580 (Arm_output_section::append_text_sections_to_list): Do not skip
1581 section without SHF_EXECINSTR.
1582 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1584 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1585 section header. Make error messages more verbose. Check for
1586 a non-executable section linked to an EXIDX section.
1587 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1588 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1589 check that there is no deferred EXIDX section if we exit early.
1590 Instead of not making an EXIDX section in case of an error, make one
1591 and set the has_errors flag of it.
1592 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1593 in a relocatable link.
1594 (Target_arm::do_relax): Look for the EXIDX output section instead of
1595 assuming that it is called .ARM.exidx.
1596 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1597 section list. Do not check for SHF_EXECINSTR section flags but
1598 skip any input section with errors.
1599 * output.cc (Output_section::Output_section): Initialize
1600 always_keeps_input_sections_ to false.
1601 (Output_section::add_input_section): Check for
1602 always_keeps_input_sections_.
1603 * output.h (Output_section::always_keeps_input_sections,
1604 Output_section::set_always_keeps_input_sections): New methods.
1605 (Output_section::always_keeps_input_sections): New data member.
1607 2010-07-13 Rafael Espindola <espindola@google.com>
1609 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1610 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1612 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1613 Ian Lance Taylor <iant@google.com>
1615 * output.h (Output_section_lookup_maps::add_merge_section):
1616 Correct check of whether value was inserted.
1617 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1618 (Output_section_lookup_maps::add_relaxed_input_section):
1620 * arm.cc (Target_arm::got_section): Remove used local os.
1621 * i386.cc (Target_i386::got_section): Likewise.
1622 * x86_64.cc (Target_x86_64::got_section): Likewise.
1623 * sparc.cc (Target_sparc::got_section): Likewise.
1624 (Target_sparc::relocate): Remove unused local have_got_offset.
1625 * powerpc.cc (Target_powerpc::relocate): Likewise.
1627 2010-07-13 Ian Lance Taylor <iant@google.com>
1629 * compressed_output.cc (zlib_decompress): Fix signature in
1632 * archive.cc (Archive::include_member): Unlock an external member
1633 of a thin archive. Don't bother to delete an object we know is
1636 2010-07-12 Cary Coutant <ccoutant@google.com>
1638 * compressed_output.cc (zlib_decompress): New function.
1639 (get_uncompressed_size): New function.
1640 (decompress_input_section): New function.
1641 * compressed_output.h (get_uncompressed_size): New function.
1642 (decompress_input_section): New function.
1643 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1644 Handle compressed debug sections.
1645 * layout.cc (is_compressed_debug_section): New function.
1646 (Layout::output_section_name): Map compressed section names to
1648 * layout.h (is_compressed_debug_section): New function.
1649 (is_debug_info_section): Recognize compressed debug sections.
1650 * merge.cc: Include compressed_output.h.
1651 (Output_merge_data::do_add_input_section): Handle compressed
1653 (Output_merge_string::do_add_input_section): Handle compressed
1655 * object.cc: Include compressed_output.h.
1656 (Sized_relobj::Sized_relobj): Initialize new data members.
1657 (build_compressed_section_map): New function.
1658 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1659 * object.h (Object::section_is_compressed): New method.
1660 (Object::do_section_is_compressed): New method.
1661 (Sized_relobj::Compressed_section_map): New type.
1662 (Sized_relobj::do_section_is_compressed): New method.
1663 (Sized_relobj::compressed_sections_): New data member.
1664 * output.cc (Output_section::add_input_section): Handle compressed
1666 * reloc.cc: Include compressed_output.h.
1667 (Sized_relobj::write_sections): Handle compressed debug sections.
1669 2010-07-08 Cary Coutant <ccoutant@google.com>
1671 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1672 weak when resolving to a dynamic def.
1673 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1674 for weak undef/dynamic def cases. Adjust callers.
1675 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1676 undef_binding_weak_.
1677 (Symbol_table::sized_write_globals): Adjust symbol binding.
1678 (Symbol_table::sized_write_symbol): Add binding parameter.
1679 * symtab.h (Symbol::set_undef_binding): New method.
1680 (Symbol::is_undef_binding_weak): New method.
1681 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1682 (Symbol_table::should_override): Add new parameter.
1683 (Symbol_table::sized_write_symbol): Add new parameter.
1685 * testsuite/weak_undef_file1.cc: Add new test case.
1686 * testsuite/weak_undef_file2.cc: Fix header comment.
1687 * testsuite/weak_undef_test.cc: Add new test case.
1689 2010-06-29 Doug Kwan <dougkwan@google.com>
1691 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1692 Initialize USE_SYMBOL_.
1693 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1695 (Arm_reloc_property::uses_symbol_): New data member declaration.
1696 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1697 uses symbol value and symbol is undefined but not weakly undefined.
1699 2010-06-28 Rafael Espindola <espindola@google.com>
1701 * plugin.cc (Plugin::load): Use dlerror.
1703 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1705 * symtab.cc (detect_odr_violations): When reporting an ODR
1706 violation, report an object where the symbol is defined.
1708 2010-06-25 Doug Kwan <dougkwan@google.com>
1710 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1711 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1713 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1714 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1715 target hook to detect function points.
1716 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1717 * icf.h (Icf::check_section_for_function_pointers): Change type of
1718 parameter SECTION_NAME to const reference to std::string. Use
1719 target hook to determine if section may have unsafe pointers.
1720 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1723 2010-06-21 Rafael Espindola <espindola@google.com>
1725 * fileread.cc (Input_file::find_fie): New
1726 (Input_file::open): Use Input_file::find_fie.
1727 * fileread.h (Input_file::find_fie): New
1728 * plugin.cc (set_extra_library_path): New.
1729 (Plugin::load): Add set_extra_library_path to the transfer vector.
1730 (Plugin_manager::set_extra_library_path): New.
1731 (Plugin_manager::add_input_file): Use the extra search path if set.
1732 (set_extra_library_path(): New.
1733 * plugin.h (Plugin_manager): Add set_extra_library_path and
1736 2010-06-19 Cary Coutant <ccoutant@google.com>
1738 * layout.cc (gdb_sections): Add .debug_types.
1739 (lines_only_debug_sections): Likewise.
1741 2010-06-18 Rafael Espindola <espindola@google.com>
1743 * plugin.cc (add_input_file,add_input_library)
1744 (Plugin_manager::add_input_file): Make filename arguments const.
1745 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1748 2010-06-16 Doug Kwan <dougkwan@google.com>
1750 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1751 .ARM.attributes section if we have not merged any input
1752 attributes sections.
1754 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1756 * arm.cc: Allow combining objects with no EABI version
1759 2010-06-15 Rafael Espindola <espindola@google.com>
1761 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1763 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1765 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1766 (struct iovec): Correct !HAVE_READV definition.
1768 2010-06-10 Cary Coutant <ccoutant@google.com>
1770 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1771 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1773 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1776 * symtab.h (Symbol::is_placeholder): New member function.
1777 * target-reloc.h (relocate_section): Check for placeholder symbols.
1779 * testsuite/Makefile.am (plugin_test_8): New test.
1780 (plugin_test_9): New test.
1781 * testsuite/Makefile.in: Regenerate.
1783 2010-06-09 Nick Clifton <nickc@redhat.com>
1785 * yyscript.y (input_list_element): Allow strings prefixed with
1786 the '-' character. Treat these as libraries.
1787 * script.cc (script_add_library): New function. Adds a library
1788 specified by "-l<name>" found in an input script.
1789 * script-c.h: Add prototype for script_add_library.
1791 2010-06-07 Doug Kwan <dougkwan@google.com>
1793 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1794 Restrict stub-group size to be within long conditional branch
1795 range when working around cortex-A8 erratum.
1797 2010-06-07 Damien Diederen <dd@crosstwine.com>
1799 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1802 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1806 (Output_section::Input_section_sort_entry::compare_section_ordering):
1807 Change to return non-zero correctly.
1808 (Output_section::Input_section_sort_section_order_index_compare
1809 ::operator()): Change to fix ambiguity in comparisons.
1811 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1813 * gold.h (is_wildcard_string): New function.
1814 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1815 (Layout::layout_eh_frame): Ditto.
1816 (Layout::find_section_order_index): New method.
1817 (Layout::read_layout_from_file): New method.
1818 * layout.h (Layout::find_section_order_index): New method.
1819 (Layout::read_layout_from_file): New method.
1820 (Layout::input_section_position_): New private member.
1821 (Layout::input_section_glob_): New private member.
1822 * main.cc (main): Call read_layout_from_file here.
1823 * options.h (--section-ordering-file): New option.
1824 * output.cc (Output_section::input_section_order_specified_): New
1826 (Output_section::Output_section): Initialize new member.
1827 (Output_section::add_input_section): Add new parameter.
1828 Keep input sections when --section-ordering-file is used.
1829 (Output_section::set_final_data_size): Sort input sections when
1830 section ordering file is specified.
1831 (Output_section::Input_section_sort_entry): Add new parameter.
1833 (Output_section::Input_section_sort_entry::compare_section_ordering):
1835 (Output_section::Input_section_sort_compare::operator()): Change to
1836 consider section_order_index.
1837 (Output_section::Input_section_sort_init_fini_compare::operator()):
1838 Change to consider section_order_index.
1839 (Output_section::Input_section_sort_section_order_index_compare
1840 ::operator()): New method.
1841 (Output_section::sort_attached_input_sections): Change to sort
1842 according to section order when specified.
1843 (Output_section::add_input_section<32, true>): Add new parameter.
1844 (Output_section::add_input_section<64, true>): Add new parameter.
1845 (Output_section::add_input_section<32, false>): Add new parameter.
1846 (Output_section::add_input_section<64, false>): Add new parameter.
1847 * output.h (Output_section::add_input_section): Add new parameter.
1848 (Output_section::input_section_order_specified): New
1850 (Output_section::set_input_section_order_specified): New method.
1851 (Input_section::Input_section): Initialize section_order_index_.
1852 (Input_section::section_order_index): New method.
1853 (Input_section::set_section_order_index): New method.
1854 (Input_section::section_order_index_): New member.
1855 (Input_section::Input_section_sort_section_order_index_compare): New
1857 (Output_section::input_section_order_specified_): New member.
1858 * script-sections.cc (is_wildcard_string): Delete and move modified
1860 (Output_section_element_input::Output_section_element_input): Modify
1861 call to is_wildcard_string.
1862 (Output_section_element_input::Input_section_pattern
1863 ::Input_section_pattern): Ditto.
1864 (Output_section_element_input::Output_section_element_input): Ditto.
1865 * testsuite/Makefile.am (final_layout): New test case.
1866 * testsuite/Makefile.in: Regenerate.
1867 * testsuite/final_layout.cc: New file.
1868 * testsuite/final_layout.sh: New file.
1870 2010-06-01 Rafael Espindola <espindola@google.com>
1872 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1874 2010-06-01 Rafael Espindola <espindola@google.com>
1876 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1877 visibility of symbols.
1879 2010-05-27 Doug Kwan <dougkwan@google.com>
1881 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1882 from start of output section instead of address for a local symbol
1883 in a merged or relaxed section when doing a relocatable link.
1885 2010-05-26 Rafael Espindola <espindola@google.com>
1888 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1889 adding sections the garbage collector removed.
1890 * gold/testsuite/Makefile.am: Add test.
1891 * gold/testsuite/Makefile.in: Regenerate.
1892 * gold/testsuite/plugin_test_7.sh: New.
1893 * gold/testsuite/plugin_test_7_1.c: New.
1894 * gold/testsuite/plugin_test_7_2.c: New.
1896 2010-05-26 Rafael Espindola <espindola@google.com>
1898 * script-sections.cc (Output_section_definition::set_section_addresses):
1899 Check for --section-start.
1901 2010-05-26 Doug Kwan <dougkwan@google.com>
1903 * arm.cc (Arm_scan_relocatable_relocs): New class.
1904 (Target_arm::relocate_special_relocatable): New method.
1905 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1906 (Arm_relocate_functions::thumb_branch_common): Same.
1907 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1908 instead of Default_scan_relocatable_relocs.
1909 * target-reloc.h (relocate_for_relocatable): Let target handle
1910 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1911 * target.h (Sized_target::relocate_special_relocatable): New method.
1913 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1915 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1917 2010-05-23 Doug Kwan <dougkwan@google.com>
1919 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1921 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1922 with a direct branch, not a conditional branch, to a stub.
1923 * merge.cc (Output_merge_base::record_input_section): New method
1925 (Output_merge_data::do_add_input_section): Record input section if
1926 keeps-input-sections flag is set.
1927 (Output_merge_string::do_add_input_section): Ditto.
1928 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1929 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1931 (Output_merge_base::keeps_input_sections,
1932 Output_merge_base::set_keeps_input_sections,
1933 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1935 (Output_merge_base::Input_sections): New type declaration.
1936 (Output_merge_base::input_sections_begin,
1937 Output_merge_base::input_sections_end,
1938 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1939 (Output_merge_base::bool keeps_input_sections_,
1940 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1941 Output_merge_base::input_sections_): New data members.
1942 (Output_merge_data::do_set_keeps_input_sections): New method
1944 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1945 * output.cc (Output_section::Input_section::relobj): Move method
1946 defintion from class declaration to here and handle merge sections.
1947 (Output_section::Input_section::shndx): Ditto.
1948 (Output_section::Output_section): Remove initializations of removed
1949 data members and initialize new data member LOOKUP_MAPS_.
1950 (Output_section::add_input_section): Set keeps-input-sections flag
1951 for a newly created merge output section as appropriate. Adjust code
1952 to use Output_section_lookup_maps class.
1953 (Output_section::add_relaxed_input_section): Adjst code for lookup
1954 maps code refactoring.
1955 (Output_section::add_merge_input_section): Add a new parameter
1956 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1957 class. If adding input section to a newly created merge output
1958 section fails, remove the new merge section.
1959 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1960 Adjust code for use of the Output_section_lookup_maps class.
1961 (Output_section::find_merge_section): Ditto.
1962 (Output_section::build_lookup_maps): New method defintion.
1963 (Output_section::find_relaxed_input_section): Adjust code to use
1964 Output_section_lookup_maps class.
1965 (Output_section::get_input_sections): Export merge sections. Adjust
1966 code to use Output_section_lookup_maps class.
1967 (Output_section:::add_script_input_section): Adjust code to use
1968 Output_section_lookup_maps class. Update lookup maps for merge
1970 (Output_section::discard_states): Use Output_section_lookup_maps.
1971 (Output_section::restore_states): Same.
1972 * output.h (Merge_section_properties): Move class defintion out of
1974 (Output_section_lookup_maps): New class.
1975 (Output_section::Input_section::is_merge_section): New method
1977 (Output_section::Input_section::relobj): Move defintion out of class
1978 defintion. Declare method only.
1979 (Output_section::Input_section::shndx): Ditto.
1980 (Output_section::Input_section::output_merge_base): New method defintion.
1981 (Output_section::Input_section::u2_.pomb): New union field.
1982 (Output_section::Merge_section_by_properties_map,
1983 Output_section::Output_section_data_by_input_section_map,
1984 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1986 (Output_section::add_merge_input_section): Add new parameter
1987 KEEPS_INPUT_SECTIONS.
1988 (Output_section::build_lookup_maps): New method declaration.
1989 (Output_section::merge_section_map_,
1990 Output_section::merge_section_by_properties_map_,
1991 Output_section::relaxed_input_section_map_,
1992 Output_section::is_relaxed_input_section_map_valid_): Remove data
1994 (Output_section::lookup_maps_): New data member.
1996 2010-05-21 Doug Kwan <dougkwan@google.com>
1999 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2000 avoid a compilation error.
2002 2010-05-19 Rafael Espindola <espindola@google.com>
2004 * script-sections.cc (Output_section_definition::allocate_to_segment):
2005 Update the phdrs_list even when the output section is NULL.
2006 * testsuite/Makefile.am: Add test.
2007 * testsuite/Makefile.in: Regenerate.
2008 * testsuite/script_test_9.cc: New.
2009 * testsuite/script_test_9.sh: New.
2010 * testsuite/script_test_9.t: New.
2012 2010-05-19 Doug Kwan <dougkwan@google.com>
2014 * arm.cc (Arm_input_section::original_size): New method.
2015 (Arm_input_section::do_addralign): Add a cast.
2016 (Arm_input_section::do_output_offset): Remove static cast.
2017 (Arm_input_section::original_addralign,
2018 Arm_input_section::original_size_): Change type to uint32_t.
2019 (Arm_input_section::init): Add safe casts for section alignment
2021 (Arm_input_section::set_final_data_size): Do not set address and
2022 offset of stub table.
2023 (Arm_output_section::fix_exidx_coverage): Change use of of
2024 Output_section::Simple_input_section to that of
2025 Output_section::Input_section.
2026 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2027 except for the first pass.
2028 * output.cc (Output_section::get_input_sections): Change type of
2029 input_sections to std::list<Input_section>.
2030 (Output_section::add_script_input_section): Rename from
2031 Output_section::add_simple_input_section. Change type of SIS
2032 parameter from Simple_input_section to Input_section.
2033 * output.h (Output_section::Simple_input_section): Remove class.
2034 (Output_section::Input_section): Change class visibility to public.
2035 (Output_section::Input_section::addralign): Use stored alignments
2036 for special input sections if set.
2037 (Output_section::Input_section::set_addralign): New method.
2038 (Output_section::get_input_sections): Change parameter type from
2039 list of Simple_input_section to list of Input_section.
2040 (Output_section::add_script_input_section): Rename from
2041 Output_section::add_simple_input_section. Change first parameter's
2042 type from Simple_input_section to Input_section and remove the
2043 second and third parameters.
2044 * script-sections.cc (Input_section::Input_section_list): Change
2045 type to list of Output_section::Input_section/
2046 (Input_section_info::Input_section_info): Change parameter type of
2047 INPUT_SECTION to Output_section::Input_section.
2048 (Input_section_info::input_section): Change return type.
2049 (Input_section_info::input_section_): Change type to
2050 Output_section::Input_section.
2051 (Output_section_element_input::set_section_addresses): Adjust code
2052 to use Output_section::Input_section instead of
2053 Output_section::Simple_input_section. Adjust code for renaming
2054 of Output_section::add_simple_input_section.
2055 (Orphan_output_section::set_section_addresses): Ditto.
2057 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2059 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2060 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2062 2010-05-18 Rafael Espindola <espindola@google.com>
2064 * options.cc (General_options::finalize): Handle -nostdlib.
2065 * options.h (nostdlib): New option.
2066 * script.cc (script_add_search_dir): Handle -nostdlib.
2068 2010-05-12 Doug Kwan <dougkwan@google.com>
2070 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2071 attributes section only if there no attributes section after merging.
2072 (Target_arm::merge_object_attributes): Move value of
2073 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2074 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2075 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2076 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2077 and arm_attr_merge_7.stdout.
2078 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2079 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2080 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2081 arm_attr_merge_7b.o): New rules.
2082 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2084 * testsuite/Makefile.in: Regenerate.
2085 * testsuite/arm_attr_merge.sh: New file.
2086 * testsuite/arm_attr_merge_[67][ab].s: Same.
2088 2010-05-05 Nick Clifton <nickc@redhat.com>
2090 * po/es.po: Updated Spanish translation.
2092 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2094 * Makefile.am (install-exec-local): Properly install gold as
2095 default cross linker.
2096 * Makefile.in: Regenerated.
2098 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2099 Nick Clifton <nickc@redhat.com>
2101 * configure.ac (install_as_default): Define and set to false
2102 unless --enable-gold or --enable-gold=both/gold has been
2104 * configure: Regenerate.
2106 * Makefile.am (install-exec-local): Install the executable as
2107 'ld.gold'. If install_as_default is true then also install it as
2109 * Makefile.in: Regenerated.
2111 2010-04-24 Ian Lance Taylor <iant@google.com>
2113 * layout.cc (Layout::layout_reloc): In relocatable link don't
2114 combine reloc sections for grouped sections.
2116 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2118 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2119 sections that are not ordinary to icf.
2120 * icf.cc (get_section_contents): Handle relocation pointing to section
2121 with no object or shndx information.
2122 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2123 * testsuite/Makefile.in: Regenerate.
2124 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2125 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2127 2010-04-22 Ian Lance Taylor <iant@google.com>
2129 * expression.cc (Expression::Expression_eval_info): Add
2130 result_alignment_pointer field.
2131 (Expression::eval_with_dot): Add result_alignment_pointer
2132 parameter. Change all callers.
2133 (Expression::eval_maybe_dot): Likewise.
2134 (class Binary_expression): Add alignment_pointer parameter to
2135 left_value and right_value. Change all callers.
2136 (BINARY_EXPRESSION): Set result alignment.
2137 (class Trinary_expression): Add alignment_pointer parameter to
2138 arg2_value and arg3_value. Change all callers.
2139 (Trinary_cond::value): Set result alignment.
2140 (Max_expression::value, Min_expression::value): Likewise.
2141 (Align_expression::value): Likewise.
2142 * script-sections.cc (class Sections_element): Add dot_alignment
2143 parameter to set_section_addresses virtual function. Update
2145 (class Output_section_element): Likewise.
2146 (Script_sections::create_segments): Add dot_alignment parameter.
2148 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2149 (Script_sections::set_phdrs_clause_addresses): Likewise.
2150 * script-sections.h: Update declarations.
2151 * script.h: Update declarations.
2152 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2154 * testsuite/script_test_3.t: Set large alignment.
2155 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2156 segment has expected alignment.
2158 2010-04-22 Nick Clifton <nickc@redhat.com>
2160 * po/gold.pot: Updated by the Translation project.
2161 * po/vi.po: Updated Vietnamese translation.
2163 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2165 * testsuite/Makefile.am (check_PROGRAMS): Add
2166 icf_virtual_function_folding_test.
2167 * testsuite/Makefile.in: Regenerated.
2169 2010-04-15 Andrew Haley <aph@redhat.com>
2171 * options.h (merge_exidx_entries): New option.
2172 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2173 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2174 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2175 (Target_arm::merge_exidx_entries): New function.
2176 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2177 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2178 to Arm_exidx_fixup constructor.
2179 Add new arg, merge_exidx_entries.
2180 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2181 Arm_output_section::fix_exidx_coverage.
2183 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2185 * icf.cc (get_section_contents): Check for preemptible functions.
2186 Ignore addend when appropriate.
2187 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2189 (add_from_relobj): Check for section folded.
2190 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2191 * symtab.h (should_add_dynsym_entry): Add new parameter.
2192 * target-reloc.h (scan_relocs): Check for section folded.
2193 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2194 Check reloc types for function pointers in shared objects.
2195 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2197 (icf_preemptible_functions_test): New test case.
2198 (icf_string_merge_test): New test case.
2199 * testsuite.Makefile.in: Regenerate.
2200 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2201 bar_glob. Refactor code.
2202 * testsuite/icf_preemptible_functions_test.cc: New file.
2203 * testsuite/icf_preemptible_functions_test.sh: New file.
2204 * testsuite/icf_string_merge_test.cc: New file.
2205 * testsuite/icf_string_merge_test.sh: New file.
2206 * testsuite/icf_virtual_function_folding_test.cc: New file.
2207 * testsuite/icf_virtual_function_folding_test.sh: New file.
2209 2010-04-14 Doug Kwan <dougkwan@google.com>
2211 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2212 for local symbol recounting if we remove a section due to ICF.
2213 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2214 there are no regular objects in input.
2216 2010-04-13 Doug Kwan <dougkwan@google.com>
2218 * arm.cc (Arm_input_section::set_final_data_size): Compute
2219 accurate final data size instead of using current data size.
2221 2010-04-09 Doug Kwan <dougkwan@google.com>
2223 * layout.cc (Layout::choose_output_section): Handle script section
2225 (Layout::make_output_section_for_script): Add section type parameter.
2226 Handle script section types.
2227 * layout.h (Layout::make_output_section_for_script): Add section
2229 * output.cc (Output_section::Output_section): Initialize data member
2231 (Output_section::do_reset_address_and_file_offset): Do not set address
2232 to 0 if section is a NOLOAD section.
2233 * output.h (Output_section::is_noload): New method.
2234 (Output_section::set_is_noload): Ditto.
2235 (Output_section::is_noload_): New data member.
2236 * script-c.h (Script_section_type): New enum type.
2237 (struct Parser_output_section_header): Add new file section_type.
2238 * script-sections.cc (Sections_element::output_section_name): Add
2239 parameter for returning script section type.
2240 (Output_section_definition::output_section_name): Ditto.
2241 (Output_section_definition::section_type)P; New method.
2242 (Output_section_definiton::script_section_type_name): Ditto.
2243 (Output_section_definition::script_section_type_): New data member.
2244 (Output_section_definition::Output_section_definition): Initialize
2245 data member Output_section_definition::script_section_type_.
2246 (Output_section_definition::create_sections): Pass script section type
2247 to Layout::make_output_section_for_script.
2248 (Output_section_definition::output_section_name): Return script
2249 section type to caller.
2250 (Output_section_definition::set_section_address): Do not advance
2251 dot value and load address if section type is NOLOAD. Set address
2252 of NOLOAD sections regardless of section flags.
2253 (Output_section_definition::print): Print section type if it is
2254 not SCRIPT_SECTION_TYPE_NONE.
2255 (Output_section_definition::section_type): New method.
2256 (Output_section_definition::script_section_type_name): Ditto.
2257 (Script_sections::output_section_name): Add new parameter
2258 PSECTION_TYPE for returning script section type. Pass it to
2259 section elements. Handle discard sections.
2260 (Sort_output_sections::operator()): Handle NOLOAD sections.
2261 * script-sections.h (Script_sections::Section_type): New enum type.
2262 (Script_sections::output_section_name): Add a new parameter for
2263 returning script section type.
2264 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2266 * yyscript.y (union): Add new field SECTION_TYPE.
2267 (COPY, DSECT, INFO, NOLOAD): New tokens.
2268 (opt_address_and_section_type): Change type to output_section_header.
2269 (section_type): New non-terminal
2270 (section_header): Handle section type.
2271 (opt_address_and_section_type): Return section type value.
2273 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2275 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2276 * testsuite/plugin_common_test_2.c (foo): Likewise.
2278 2010-04-08 Doug Kwan <dougkwan@google.com>
2280 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2282 * output.cc (Output_section::add_merge_input_section): Simplify
2283 code and return status of Output_merge_base::add_input_section.
2284 Update merge section map only if Output_merge_base::add_input_section
2287 2010-04-07 Doug Kwan <dougkwan@google.com>
2289 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2290 if section is marked as containing instructions but has no mapping
2292 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2293 correct section index.
2294 (Arm_relobj::find_linked_text_section): Ditto.
2296 2010-04-07 Cary Coutant <ccoutant@google.com>
2298 * archive.cc (include_member): Destroy Read_symbols_data object before
2300 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2301 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2302 (Read_symbols_data::~Read_symbols_data) New destructor.
2303 (Section_relocs::Section_relocs) New constructor.
2304 (Section_relocs::~Section_relocs) New destructor.
2305 (Read_relocs_data::Read_relocs_data) New constructor.
2306 (Read_relocs_data::~Read_relocs_data) New destructor.
2307 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2308 pointers to NULL after deleting.
2310 2010-04-07 Doug Kwan <dougkwan@google.com>
2312 * arm.cc: Replace "endianity" with "endianness" in comments.
2313 (Arm_exidx_cantunwind): Ditto.
2314 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2315 (Arm_relobj::merge_flags_and_attributes): New method.
2316 (Arm_relobj::merge_flags_and_attributes_): New data member.
2317 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2318 (Arm_relobj::scan_sections_for_stubs): Ditto.
2319 (Arm_relobj::do_read_symbols): Check to see if we really want to
2320 merge processor-specific flags and attributes. Exit early if
2321 an object is empty except for section names and the undefined symbol.
2322 (Target_arm::do_finalize_sections): Move check for ELF format to
2323 Arm_relobj::do_read_symbols. Merge processor specific flags and
2324 attributes from a regular object only when we have determined that
2325 it is aapropriate. Do not create an .ARM.attributes section in
2326 output if there is no regular input object.
2327 (Target_arm::merge_processor_specific_flags): Check
2328 --warn-mismatch before printing any error.
2329 (Target_arm::merge_object_attributes): Ditto.
2330 * gold.cc (queue_middle_tasks): Handle the case in which there is
2331 no regular object in input.
2332 * options.cc (General_options::parse_EB): New method.
2333 (General_options::parse_EL): Same.
2334 (General_options::General_options): Initialize endianness_.
2335 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2337 (General_options::Endianness): New enum.
2338 (General_options::endianness): New method.
2339 (General_options::endianness_): New data member.
2340 * parameters.cc (Parameters::set_options): Check target endianness.
2341 (Parameters::set_target_once): Ditto.
2342 (Parameters::check_target_endianness): New method.
2343 (parameters_force_valid_target): If either -EL or -EB is specified,
2344 use it to define endianness of default target.
2345 * parameters.h (Parameters::check_target_endianness): New method
2347 * target.h (class Target): Change "endianity" to "endianness"
2350 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2352 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2353 * configure: Regenerate.
2354 * Makefile.in: Regenerate.
2355 * testsuite/Makefile.in: Regenerate.
2357 2010-04-06 Cary Coutant <ccoutant@google.com>
2360 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2361 prevailing definitions of common symbols.
2362 * testsuite/plugin_test_6.sh: New test case.
2363 * testsuite/plugin_common_test_1.c: New test case.
2364 * testsuite/plugin_common_test_2.c: New test case.
2365 * testsuite/Makefile.am (plugin_test_6): New test case.
2366 * testsuite/Makefile.in: Regenerate.
2368 2010-04-06 Nick Clifton <nickc@redhat.com>
2370 * po/vi.po: New Vietnamese translation.
2372 2010-03-30 Doug Kwan <dougkwan@google.com>
2374 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2376 2010-03-25 Doug Kwan <dougkwan@google.com>
2378 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2379 to avoid a conversion warning on a 32-bit host.
2381 2010-03-24 Ian Lance Taylor <iant@google.com>
2383 * testsuite/script_test_3.t: Add a TLS segment.
2384 * testsuite/Makefile.am (check_PROGRAMS): Add
2385 tls_phdrs_script_test.
2386 (tls_phdrs_script_test_SOURCES): Define.
2387 (tls_phdrs_script_test_DEPENDENCIES): Define.
2388 (tls_phdrs_script_test_LDFLAGS): Define.
2389 (tls_phdrs_script_test_LDADD): Define.
2390 * testsuite/Makefile.in: Rebuild.
2392 2010-03-23 Cary Coutant <ccoutant@google.com>
2394 * fileread.cc (find_or_make_view): Fix comment.
2396 2010-03-23 Ian Lance Taylor <iant@google.com>
2398 * script-sections.cc (class Orphan_section_placement): Define
2399 PLACE_TLS and PLACE_TLS_BSS.
2400 (Orphan_section_placement::Orphan_section_placement): Initialize
2402 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2403 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2404 (tls_script_test_SOURCES): Define.
2405 (tls_script_test_DEPENDENCIES): Define.
2406 (tls_script_test_LDFLAGS): Define.
2407 (tls_script_test_LDADD): Define.
2408 * testsuite/Makefile.in: Rebuild.
2410 2010-03-22 Doug Kwan <dougkwan@google.com>
2412 * arm.cc (Arm_relocate_functions::abs8,
2413 Arm_relocate_functions::abs16): Use correct check for overflow
2414 specified in the ARM ELF specs.
2415 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2416 target of a BLX instruction specially.
2417 (Reloc_stub::stub_type_for_reloc): Ditto.
2418 (Relocate::relocate): Use symbolic names instead of numeric relocation
2419 codes to report error.
2420 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2422 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2423 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2424 thumb2_blx_out_of_range.stdout
2425 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2426 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2427 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2428 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2429 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2430 thumb2_blx_in_range, thumb2_blx_in_range.o,
2431 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2432 thumb2_blx_out_of_range.o): New rules.
2433 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2434 thumb2_blx_in_range and thumb2_blx_out_of_range.
2435 * testsuite/Makefile.in: Regenerate.
2436 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2437 * testsuite/thumb_blx_in_range.s: New file.
2438 * testsuite/thumb_blx_out_of_range.s: New file.
2440 2010-03-22 Rafael Espindola <espindola@google.com>
2442 * archive.cc (Should_include): Move to archive.h.
2443 (should_include_member): Make it a member of Archive.
2445 (Add_lib_group_symbols): New.
2446 * archive.h: Include options.h.
2447 (Archive_member): Moved from Archive.
2448 (Should_include): Moved from archive.cc.
2450 (Add_lib_group_symbols): New.
2451 * dynobj.cc (do_should_include_member): New.
2452 * dynobj.h (do_should_include_member): New.
2453 * gold.cc (queue_initial_tasks): Update call to queue.
2454 * main.cc (main): Print lib group stats.
2455 * object.cc (do_should_include_member): New.
2456 * object.h: Include archive.h.
2457 (Object::should_include_member): New.
2458 (Object::do_should_include_member): New.
2459 (Sized_relobj::do_should_include_member): New.
2460 * options.cc (General_options::parse_start_lib): New.
2461 (General_options::parse_end_lib): New.
2462 (Input_arguments::add_file): Handle lib groups.
2463 (Input_arguments::start_group): Check we are not in a lib.
2464 (Input_arguments::start_lib): New.
2465 (Input_arguments::end_lib): New.
2466 * options.h (General_options): Add start_lib and end_lib.
2467 (Input_argument::lib_): New.
2468 (Input_argument::lib): New.
2469 (Input_argument::is_lib): New.
2470 (Input_file_lib): New.
2471 (Input_arguments::in_lib_): New.
2472 (Input_arguments::in_lib): New.
2473 (Input_arguments::start_lib): New.
2474 (Input_arguments::end_lib_): New.
2475 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2476 in unused members as preempted.
2477 (Sized_pluginobj::do_should_include_member): New.
2478 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2479 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2481 (Read_symbols::do_whole_lib_group): New.
2482 (Read_symbols::do_lib_group): New.
2483 (Read_symbols::do_read_symbols): Handle lib groups.
2484 (Read_symbols::get_name): Handle lib groups.
2485 * readsyms.h (Read_symbols): Add an archive member pointer.
2486 (Read_symbols::do_whole_lib_group): New.
2487 (Read_symbols::do_lib_group): New.
2488 (Read_symbols::member_): New.
2489 * script.cc (read_input_script): Update call to queue_soon.
2491 2010-03-19 Doug Kwan <dougkwan@google.com>
2493 * arm.cc (Stub_table::Stub_table): Initialize new data members
2494 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2495 (Stub_table::add_reloc_stub): Assign stub offset and update
2496 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2497 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2499 (Stub_table::update_data_size_and_addralign): Use
2500 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2501 instead of going over all reloc stubs.
2502 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2503 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2504 Stringpool_template::offset_ to size of Stringpool_char.
2505 (Stringpool_template::new_key_offset): Remove code to initialize
2506 Stringpool_template::offset_.
2507 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2508 Stringpool_template::offset_ to zero.
2510 2010-03-15 Doug Kwan <dougkwan@google.com>
2512 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2514 (Stringpool_template::new_key_offset): New method.
2515 (Stringpool_template::add_string): Assign offsets when adding new
2517 (Stringpool_template::set_string_offsets): Do not set string offsets
2518 when not optimizing.
2519 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2521 (Chunked_vector::clear): Clear size_.
2522 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2523 (Chunked_vector::size): Return size_.
2524 (Chunked_vector::push_back): Use size_ to find insert position.
2525 (Chunked_vector::size_): New data member.
2526 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2527 (Stringpool_template::new_key_offset): New method declaration.
2528 (Stringpool_template::offset_): New data member.
2530 2010-03-15 Rafael Espindola <espindola@google.com>
2532 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2533 Add_symbols' constructor.
2534 * readsyms.h (Add_symbols): Remove the input_group member.
2536 2010-03-10 Ian Lance Taylor <iant@google.com>
2538 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2539 target to ask whether a reference to a symbol requires a stack
2541 * target.h (Target::is_call_to_non_split): New function.
2542 (Target::do_is_call_to_non_split): Declare virtual function.
2543 * target.cc: Include "symtab.h".
2544 (Target::do_is_call_to_non_split): New function.
2545 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2547 2010-03-10 Cary Coutant <ccoutant@google.com>
2549 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2550 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2551 (File_read::open[2]): Add whole_file_view_ to list of views.
2552 (File_read::make_view): Remove test of whole_file_view_.
2553 (File_read::find_or_make_view): Create whole_file_view_ if
2555 (File_read::clear_views): Replace bool parameter with enum;
2556 adjust all callers. Don't delete views with permanent data;
2557 do delete cached views and views from archives if
2558 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2559 if clearing the corresponding view.
2560 * fileread.h (File_read::Clear_views_mode): New enum.
2561 (File_read::View::is_permanent_view): New method.
2562 (File_read::clear_views): Replace bool parameter
2563 with enum; adjust all callers.
2564 * options.h (General_options): Change keep_files_mapped option;
2565 add map_whole_files.
2566 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2568 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2571 2010-03-10 David S. Miller <davem@davemloft.net>
2573 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2575 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2577 * icf.cc (get_section_contents): Add '@' marker after processing the
2580 2010-03-08 Doug Kwan <dougkwan@google.com>
2582 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2583 due to a conversion warning.
2584 (Arm_relobj::update_output_local_symbol_count): Check for local
2585 symbol with unset output index.
2587 2010-03-05 Ian Lance Taylor <iant@google.com>
2589 * options.h (class General_options): Add --spare-dynamic-tags.
2590 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2591 --spare-dynamic-tags.
2593 2010-03-05 Ian Lance Taylor <iant@google.com>
2595 * incremental.cc: Include "libiberty.h".
2597 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2599 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2600 function, is_info_ member.
2601 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2602 (Versions::Versions): Update caller.
2603 (Versions::define_base_version): Likewise.
2604 (Versions::add_def): Likewise.
2606 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2608 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2609 (Scan::possible_function_pointer_reloc): New function.
2610 (Scan::local_reloc_may_be_function_pointer): Change to call
2611 possible_function_pointer_reloc.
2612 (Scan::global_reloc_may_be_function_pointer): Ditto.
2613 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2614 relocations in ".data.rel.ro._ZTV" section.
2615 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2616 * testsuite/icf_safe_so_test.cc: Ditto.
2617 * testsuite/icf_safe_test.cc: Ditto.
2618 * testsuite/icf_safe_test.sh: Ditto.
2620 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2621 Ian Lance Taylor <iant@google.com>
2623 * target-reloc.h (relocate_section): Check the symbol table index
2624 for -1U before setting the local symbol index.
2625 (scan_relocatable_relocs): If copying the relocation, record that
2626 the local symbol is required.
2627 * object.h (Symbol_value::is_output_symtab_index_set): New
2629 (Symbol_value::may_be_discarded_from_output_symtab): New
2631 (Symbol_value::has_output_symtab_entry): New function.
2632 (Symbol_value::needs_output_symtab_entry): Remove.
2633 (Symbol_value::output_symtab_index): Make sure the symbol index is
2635 (Symbol_value::set_output_symtab_index): Make sure the symbol
2636 index is not set. Make sure the new index is valid.
2637 (Symbol_value::set_must_have_output_symtab_entry): New function.
2638 (Symbol_value::has_output_dynsym_entry): New function.
2639 (Symbol_value::set_output_dynsym_index): Make sure the new index
2641 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2642 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2643 local symbol if permitted.
2644 (Sized_relobj::do_finalize_local_symbols): Call
2645 is_output_symtab_index_set rather than needs_output_symtab_entry.
2646 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2647 rather than needs_output_symtab_entry. Call
2648 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2649 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2650 is_output_symtab_index_set rather than needs_output_symtab_entry.
2651 * testsuite/discard_locals_relocatable_test.c: New file.
2652 * testsuite/discard_locals_test.sh: Test -r.
2653 * testsuite/Makefile.am (check_DATA): Add
2654 discard_locals_relocatable_test1.syms,
2655 discard_local_relocatable_test2.syms.
2656 (MOSTLYCLEANFILES): Likewise. Also add
2657 discard_locals_relocatable_test1.lout and
2658 discard_locals_relocatable_test2.out.
2659 (discard_locals_relocatable_test1.syms): New target.
2660 (discard_locals_relocatable_test.o): New target.
2661 (discard_locals_relocatable_test1.out): New target.
2662 (discard_locals_relocatable_test2.syms): New target.
2663 (discard_locals_relocatable_test2.out): New target.
2664 (various): Add missing ../ld-new dependencies.
2665 * testsuite/Makefile.in: Rebuild.
2667 2010-03-03 Nick Clifton <nickc@redhat.com>
2669 * po/fi.po: New Finnish translation.
2671 2010-03-01 Doug Kwan <dougkwan@google.com>
2673 * layout.cc (Layout::Layout): Force section types of .init_array*,
2674 .preinit_array* and .fini_array* sections.
2675 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2676 Fix check of return value of std::string::find.().
2677 (Output_section::Input_section_sort_compare::operator()): Remove
2678 comment about .init_array.
2679 (Output_section::Input_section_sort_init_fini_compare::operator()):
2681 (Output_section::sort_attached_input_sections): Handle .init_array
2682 and .fini_array specially.
2683 * output.h (Output_section::Inut_section_sort_compare): Update
2685 (Output_section::Input_section_sort_init_fini_compare): New struct.
2687 2010-02-26 Doug Kwan <dougkwan@google.com>
2689 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2690 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2691 * testsuite/debug_msg.sh: Avoid matching source line number for
2692 use of global variable undef_int.
2694 2010-02-26 Doug Kwan <dougkwan@google.com>
2696 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2697 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2698 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2699 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2700 * options.cc (General_options::General_options): Initialize member
2702 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2703 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2704 and rm_no_fix_v4bx.stdout
2705 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2706 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2707 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2708 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2709 and arm_no_fix_v4bx.
2710 * Makefile.in: Regenerate.
2711 * testsuite/arm_fix_v4bx.s: New file.
2712 * testsuite/arm_fix_v4bx.sh: Ditto.
2714 2010-02-24 Doug Kwan <dougkwan@google.com>
2716 * arm.cc (Target_arm::got_section): Make the .got section the first
2717 non RELRO section in the data segment.
2718 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2719 suffixes of section names.
2721 2010-02-24 Doug Kwan <dougkwan@google.com>
2723 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2724 flags and attributes merging if an input file is a binary file.
2725 * fileread.cc (Input_file::open): Record format of original file.
2726 * fileread.h (Input_file::Format): New enum type.
2727 (Input_file::Input_file): Initialize data member format_.
2728 (Input_file::format): New method definition.
2729 (Input_file::format_):: New data member.
2731 2010-02-24 Doug Kwan <dougkwan@google.com>
2733 * arm.cc (Arm_output_data_got): New class.
2734 (ARM_TCB_SIZE): New constant
2735 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2736 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2737 If user uses a script with a SECTIONS clause, issue only a warning
2738 for a misplaced EXIDX input section. Otherwise, issue an error.
2739 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2741 (Target_arm::got_mode_index_entry): Handle static linking.
2742 (Target_arm::Scan::local): Ditto.
2743 (Target_arm::Scan::global): Ditto.
2744 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2745 all incorrectly implemented relocations.
2746 (Target_arm::fix_exidx_coverage): Pass layout to
2747 Arm_output_section::fix_exidx_coverage.
2748 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2749 from ".ARM.exidx." and ".ARM.extab.".
2751 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2753 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2754 section if it does not already exist.
2755 * attributes.cc (Attributes_section_data::Attributes_section_data):
2756 Don't crash if size is zero.
2758 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2759 Ian Lance Taylor <iant@google.com>
2761 * gold.cc (queue_middle_tasks): If no input files were opened,
2763 * workqueue.h (Task_function::Task_function): Assert that there is
2766 2010-02-22 Doug Kwan <dougkwan@google.com>
2768 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2769 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2770 types to avoid warnings due to different uint64_t implementations
2773 2010-02-21 Doug Kwan <dougkwan@google.com>
2775 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2776 handling of the maximum backward branch offset.
2777 (Arm_relocate_functions::thumb_branch_common): Ditto.
2778 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2779 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2780 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2781 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2782 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2783 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2784 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2785 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2786 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2787 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2788 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2789 thumb2_bl_out_of_range.o): New rules.
2790 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2791 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2792 thumb2_bl_out_of_range
2793 * testsuite/Makefile.in: Regenerate.
2794 * testsuite/arm_bl_in_range.s: New file.
2795 * testsuite/arm_bl_out_of_range.s: Ditto.
2796 * testsuite/arm_branch_in_range.sh: Ditto.
2797 * testsuite/arm_branch_range.t: Ditto.
2798 * testsuite/thumb2_branch_range.t: Ditto.
2799 * testsuite/thumb_bl_in_range.s: Ditto.
2800 * testsuite/thumb_bl_out_of_range.s: Ditto.
2801 * testsuite/thumb_branch_range.t: Ditto.
2803 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2805 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2806 Add reloc offset information.
2807 * icf.cc (get_section_contents): Change iterators to point to the new
2808 vectors. Add reloc offset information to the contents.
2809 * icf.h (Icf::Sections_reachable_info): New typedef.
2810 (Icf::Sections_reachable_list): New typedef.
2811 (Icf::Offset_info): New typedef.
2812 (Icf::Reloc_info): New struct typedef.
2813 (Icf::Reloc_info_list): New typedef.
2814 (Icf::symbol_reloc_list): Delete method.
2815 (Icf::addend_reloc_list): Delete method.
2816 (Icf::section_reloc_list): Delete method.
2817 (Icf::reloc_info_list): New method.
2818 (Icf::reloc_info_list_): New member.
2820 2010-02-19 Doug Kwan <dougkwan@google.com>
2822 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2823 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2824 * arm.cc (Arm_relocation_functions): New forward declaration.
2825 (Target_arm::Target_arm): Initialize new data members
2826 got_mod_index_offset_ and tls_base_symbol_defined_.
2827 (Target_arm::Relocate::relocate_tls): New method.
2828 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2829 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2831 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2832 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2833 (Target_arm::got_mod_index_offset_,
2834 Target_arm::tls_base_symbol_defined_): New data members.
2835 (Target_arm::Scan::local, Target::Scan::global,
2836 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2839 2010-02-18 Doug Kwan <dougkwan@google.com>
2841 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2842 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2843 text section as a parameter becuase some broken tools may not set
2844 the link in section header.
2845 (Target_arm::has_got_section): New method.
2846 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2847 without any mapping symbol as data only. Remove warning.
2848 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2849 link in its section header, try to discover the link by inspecting the
2850 REL31 relocation at the beginning of the section.
2851 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2853 (Target_arm::Scan::global): Treat any reference to the symbol
2854 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2856 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2858 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2859 (Scan::global_reloc_may_be_function_pointer): New function.
2860 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2861 (Scan::global_reloc_may_be_function_pointer): New function.
2862 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2863 (Scan::global_reloc_may_be_function_pointer): New function.
2864 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2865 (Scan::global_reloc_may_be_function_pointer): New function.
2866 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2867 (Scan::global_reloc_may_be_function_pointer): New function.
2868 (Scan::possible_function_pointer_reloc): New function.
2869 (Target_x86_64::can_check_for_function_pointers): New function.
2870 * gc.h (gc_process_relocs): Scan relocation types to determine if
2871 function pointers were taken for targets that support it.
2872 * icf.cc (Icf::find_identical_sections): Include functions for
2873 folding in safe ICF whose pointer is not taken.
2874 * icf.h (Secn_fptr_taken_set): New typedef.
2875 (fptr_section_id_): New member.
2876 (section_has_function_pointers): New function.
2877 (set_section_has_function_pointers): New function.
2878 (check_section_for_function_pointers): New function.
2879 * options.h: Fix comment for safe ICF option.
2880 * target.h (can_check_for_function_pointers): New function.
2881 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2882 Modify icf_safe_test for X86-64.
2883 * testsuite/Makefile.in: Regenerate.
2884 * testsuite/icf_safe_so_test.cc: New file.
2885 * testsuite/icf_safe_so_test.sh: New file.
2886 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2887 (main): Change to take pointer to function kept_func_3.
2888 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2889 folding is done correctly for X86-64.
2891 2010-02-12 David S. Miller <davem@davemloft.net>
2893 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2894 is_symbolless parameter.
2895 (Output_reloc<SHT_REL>::is_symbolless): New.
2896 (Output_reloc<SHT_REL>::is_symbolless_): New.
2897 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2898 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2899 (Output_reloc<SHT_RELA>::is_symbolless): New.
2900 (Output_data_reloc::add_global): Handle is_symbolless.
2901 (Output_data_reloc::add_global_relative): Likewise.
2902 (Output_data_reloc::add_local): Likewise.
2903 (Output_data_reloc::add_local_relative): Likewise.
2904 (Output_data_reloc::add_symbolless_global_addend): New.
2905 (Output_data_reloc::add_symbolless_local_addend): New.
2906 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2908 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2909 instead of ->is_relative_
2910 (Output_reloc::write): Likewise.
2911 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2912 (Output_reloc::write_rel): Simplify.
2914 * sparc.cc (Target_sparc::Scan::local): Use
2915 ->add_symbolless_local_addend as needed.
2916 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2917 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2918 based upon relocation offset.
2920 2010-02-11 Doug Kwan <dougkwan@google.com>
2922 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2923 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2924 beginning of function.
2925 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2926 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2927 parameter is_32bit in calls to should_apply_static_reloc.
2928 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2929 (check_DATA): Add arm_abs_global.stdout.
2930 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2931 arm_abs_global.stdout): New rules.
2932 (MOSTLLYCLEANFILES): Add arm_abs_global
2933 * Makefile.in: Regenerate.
2934 * testsuite/arm_abs_global.s: New file.
2935 * testsuite/arm_abs_global.sh: Ditto.
2936 * testsuite/arm_abs_lib.s: Ditto.
2938 2010-02-11 Ian Lance Taylor <iant@google.com>
2940 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2942 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2943 Allocate_commons_task first.
2944 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2945 task, rather than symtab_lock_.
2946 (Gc_process_relocs::~Gc_process_relocs): New function.
2947 (Gc_process_relocs::is_runnable): Check this_blocker_.
2948 (Gc_process_relocs::locks): Use next_blocker_ rather than
2950 (Scan_relocs::~Scan_relocs): New function.
2951 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2953 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2955 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2956 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2957 constructor accordingly.
2958 (class Gc_process_relocs): Likewise.
2959 (class Scan_relocs): Likewise.
2960 * common.h (class Allocate_commons_task): Remove symtab_lock_
2961 field, and corresponding constructor parameter.
2962 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2964 (Allocate_commons_task::locks): Likewise.
2966 2010-02-11 Ian Lance Taylor <iant@google.com>
2968 * gold-threads.h (class Once): Define.
2969 (class Initialize_lock): Rewrite as child of Once.
2970 * gold-threads.cc (class Once_initialize): Define.
2971 (once_pointer_control): New static variable.
2972 (once_pointer, once_arg): New static variables.
2973 (c_run_once): New static function.
2974 (Once::Once, Once::run_once, Once::internal_run): New functions.
2975 (class Initialize_lock_once): Remove.
2976 (initialize_lock_control): Remove.
2977 (initialize_lock_pointer): Remove.
2978 (initialize_lock_once): Remove.
2979 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2980 (Initialize_lock::initialize): Rewrite.
2981 (Initialize_lock::do_run_once): New function.
2982 * archive.cc (Archive::interpret_header): Only clear name if it is
2984 * fileread.cc: Include "gold-threads.h"
2985 (file_counts_lock): New static variable.
2986 (file_counts_initialize_lock): Likewise.
2987 (File_read::release): Only increment counts when using --stats.
2988 Use a lock around the increment.
2989 * parameters.cc (class Set_parameters_target_once): Define.
2990 (set_parameters_target_once): New static variable.
2991 (Parameters::Parameters): Move here from parameters.h.
2992 (Parameters::set_target): Rewrite.
2993 (Parameters::set_target_once): New function.
2994 (Parameters::clear_target): Move here and rewrite.
2995 * parameters.h (class Parameters): Update declarations. Add
2996 set_parameters_target_once_ field.
2997 (Parameters::Parameters): Move to parameters.cc.
2998 (Parameters::clear_target): Likewise.
2999 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3001 (Start_group::~Start_group): New function.
3002 (Start_group::is_runnable): New function.
3003 (Start_group::locks, Start_group::run): New functions.
3004 (Finish_group::run): Change saw_undefined to size_t.
3005 * readsyms.h (class Start_group): Define.
3006 (class Finish_group): Change saw_undefined_ field to size_t.
3007 (Finish_group::Finish_group): Remove saw_undefined and
3008 this_blocker parameters. Change all callers.
3009 (Finish_group::set_saw_undefined): New function.
3010 (Finish_group::set_blocker): New function.
3011 * symtab.h (class Symbol_table): Change saw_undefined to return
3012 size_t. Change saw_undefined_ field to size_t.
3013 * target-select.cc (Set_target_once::do_run_once): New function.
3014 (Target_selector::Target_selector): Initialize set_target_once_
3015 field. Don't initialize lock_ and initialize_lock_ fields.
3016 (Target_selector::instantiate_target): Rewrite.
3017 (Target_selector::set_target): New function.
3018 * target-select.h (class Set_target_once): Define.
3019 (class Target_selector): Update declarations. Make
3020 Set_target_once a friend. Remove lock_ and initialize_lock_
3021 fields. Add set_target_once_ field.
3023 2010-02-10 Ian Lance Taylor <iant@google.com>
3025 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3027 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3028 (queue_middle_tasks): Add all blockers before queueing any tasks.
3029 (queue_final_tasks): Likewise.
3030 * token.h (Task_token::add_blockers): New function.
3031 * object.h (Input_objects::number_of_relobjs): New function.
3033 2010-02-10 Ian Lance Taylor <iant@google.com>
3035 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3036 shared, not if not position independent.
3037 * x86_64.cc (Relocate::relocate_tls): Likewise.
3038 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3039 (tls_pie_pic_test): New target.
3040 * testsuite/Makefile.in: Rebuild.
3042 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3043 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3044 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3045 * testsuite/Makefile.in: Rebuild.
3047 2010-02-09 David S. Miller <davem@davemloft.net>
3049 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3050 R_SPARC_RELATIVE using ->add_local_relative().
3051 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3053 * output.h (Output_data_dynamic::add_section_size): New method
3054 that takes two Output_data objects.
3055 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3056 entry param. Handle it in initializers.
3057 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3058 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3059 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3061 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3062 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3063 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3064 for dynrel_includes_plt.
3065 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3066 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3067 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3069 (Target_sparc::do_finalize_sections): Update to pass true for
3070 dynrel_includes_plt.
3071 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3072 output before .rela.plt
3073 (Target_powerpc::do_finalize_sections): Update to pass true for
3074 dynrel_includes_plt when 32-bit.
3076 2010-02-08 Doug Kwan <dougkwan@google.com>
3078 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3080 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3081 Arm_relobj::scan_section_for_cortex_a8_stubs,
3082 Arm_relobj::do_relocation_section): Instead of calling
3083 Output_section::output_address, use faster
3084 Arm_relobj::simple_input_section_output_address.
3086 2010-02-08 David S. Miller <davem@davemloft.net>
3088 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3089 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3090 relocation helper function.
3092 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3093 just like R_SPARC_GOT{10,13,22}.
3094 (Target_sparc::Scan::local): Likewise.
3095 (Target_sparc::Relocate:relocate): Likewise.
3097 2010-02-06 Ian Lance Taylor <iant@google.com>
3099 * configure.ac: Rewrite targetobjs duplicate removal code to use
3100 only shell constructs.
3101 * configure: Rebuild.
3103 2010-02-05 Doug Kwan <dougkwan@google.com>
3106 * arm.cc (Arm_relobj::section_is_scannable): New method.
3107 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3108 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3110 2010-02-04 Doug Kwan <dougkwan@google.com>
3113 * arm-reloc-property.cc (cstdio): Include.
3114 * configure.ac (targetobjs): Remove duplicates.
3115 * configure: Regenerate.
3116 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3117 big and little endian version for a given address size.
3119 2010-02-03 Doug Kwan <dougkwan@google.com>
3121 * arm-reloc-property.cc
3122 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3124 * arm-reloc-property.h
3125 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3126 New method definition.
3127 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3129 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3131 (GOT_PREL): Change implemented to Y.
3132 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3133 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3134 (Arm_relocate_functions::movw_abs_nc): Remove method.
3135 (Arm_relocate_functions::movt_abs): Ditto.
3136 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3137 (Arm_relocate_functions::thm_movt_abs): Ditto.
3138 (Arm_relocate_functions::movw_rel_nc): Ditto.
3139 (Arm_relocate_functions::movw_rel): Ditto.
3140 (Arm_relocate_functions::movt_rel): Ditto.
3141 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3142 (Arm_relocate_functions:thm_movw_rel): Ditto.
3143 (Arm_relocate_functions:thm_movt_rel): Ditto.
3144 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3145 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3146 New method definitions.
3147 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3148 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3149 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3150 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3151 (Target_arm::Relocate::relocate): Check for non-static or
3152 unimplemented relocation code and exit early. Change calls to
3153 Target_arm::reloc_uses_thumb_bit and
3154 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3155 instead. Refactor code to handle similar relocations to increase
3156 code sharing. Remove check for unsupported relocation code in switch
3158 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3159 relocation property table to find out size. Change error message to
3160 print out the name of a relocation code instead of the numeric value.
3161 (Target_arm::scan_reloc_for_stub): Use relocation property table
3162 instead of calling Target_arm::reloc_uses_thumb_bit().
3164 2010-02-02 Doug Kwan <dougkwan@google.com>
3166 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3167 types of relaxed input section.
3169 2010-02-02 Doug Kwan <dougkwan@google.com>
3171 * Makefile.am (HFILES): Add arm-reloc-property.h.
3173 (TARGETSOURCES): Add arm-reloc-property.cc
3174 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3175 (libgold_a_SOURCES): $(DEFFILES)
3176 * Makefile.in: Regenerate.
3177 * arm-reloc-property.cc: New file.
3178 * arm-reloc-property.h: New file.
3179 * arm-reloc.def: New file.
3180 * arm.cc: Update comments.
3181 (arm-reloc-property.h): New included header.
3182 (arm_reloc_property_table): New global variable.
3183 (Target_arm::do_select_as_default_target): New method definition.
3184 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3185 arm-reloc-property to targ_extra_obj.
3186 * parameters.cc (set_parameters_target): Call
3187 Target::select_as_default_target().
3188 * target.h (Target::select_as_default_target): New method definition.
3189 (Target::do_select_as_default_target): Same.
3191 2010-02-01 Doug Kwan <dougkwan@google.com>
3193 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3194 first_output_text_section_.
3195 (Arm_exidx_fixup::first_output_text_section): New method definition.
3196 (Arm_exidx_fixup::first_output_text_section_): New data member.
3197 (Arm_exidx_fixup::process_exidx_section): Record the first text
3198 output section seen.
3199 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3200 and entsize in output section header.
3202 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3204 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3205 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3206 (Arm_relocate_functions::thm_alu11): New Method.
3207 (Arm_relocate_functions::thm_pc8): New Method.
3208 (Arm_relocate_functions::thm_pc12): New Method.
3209 (Target_arm::Scan::local): Handle the relocations.
3210 (Target_arm::Scan::global): Likewise.
3211 (Target_arm::Relocate::relocate): Likewise.
3212 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3214 2010-01-29 Doug Kwan <dougkwan@google.com>
3216 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3217 of relocation types as ld.
3219 2010-01-29 Doug Kwan <dougkwan@google.com>
3221 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3223 (Arm_relocate_functions::thumb_branch_common): Ditto.
3224 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3225 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3226 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3227 Arm_relocate_functions::jump24): Remove.
3228 (Target_arm::Relocate::relocate): Adjust code to call
3229 Arm_relocation_functions::arm_branch_common and
3230 Arm_relocation_functions::thumb_branch_common instead of their removed
3231 wrappers. Merge switch-cases together to reduce source code size.
3233 2010-01-29 Doug Kwan <dougkwan@google.com>
3235 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3236 output_local_symbol_count_needs_update_.
3237 (Arm_relobj::output_local_symbol_count_needs_update,
3238 Arm_relobj::set_output_local_symbol_count_needs_update,
3239 Arm_relobj::update_output_local_symbol_count): New methods.
3240 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3242 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3243 of pointed function as in a R_ARM_PREL31 relocation.
3244 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3245 for output local symbol count updating.
3246 (Target_arm::do_relax): Update output local symbol counts in objects
3248 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3250 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3252 * arm.cc: Added support for the ARM relocations:
3253 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3254 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3255 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3257 (Arm_relocate_functions::movw_rel): New method.
3258 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3259 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3261 (Arm_relocate_functions::thm_movw_rel): New method.
3262 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3264 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3266 (Target_arm::Scan::global): Likewise.
3267 (Target_arm::Relocate::relocate): Likewise.
3268 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3271 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3273 * arm.cc: Added support for ARM group relocations.
3274 (Target_arm::reloc_needs_sym_origin): New method.
3275 (Arm_relocate_functions::calc_grp_kn): New method.
3276 (Arm_relocate_functions::calc_grp_residual): New method.
3277 (Arm_relocate_functions::calc_grp_gn): New method.
3278 (Arm_relocate_functions::arm_grp_alu): New Method.
3279 (Arm_relocate_functions::arm_grp_ldr): New Method.
3280 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3281 (Arm_relocate_functions::arm_grp_ldc): New Method.
3282 (Target_arm::Scan::local): Handle the ARM group relocations.
3283 (Target_arm::Scan::global): Likewise.
3284 (Target_arm::Relocate::relocate): Likewise.
3285 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3288 2010-01-26 Doug Kwan <dougkwan@google.com>
3290 * arm.cc (set): Include.
3291 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3293 (Arm_output_section::Text_section_list): New type.
3294 (Arm_output_section::append_text_sections_to_list): New method.
3295 (Arm_output_section::fix_exidx_coverage): Ditto.
3296 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3297 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3298 Relobj::set_section_offset() instead of
3299 Sized_relobj::invalidate_section_offset().
3300 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3301 parameter for section headers. Ignore relocation sections for
3302 unallocated sections and EXIDX sections.
3303 (Target_arm::fix_exidx_coverage): New method.
3304 (Target_arm::output_section_address_less_than): New type.
3305 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3306 linked text section instead of the EXIDX section.
3307 (Arm_output_section::create_stub_group): Add an assertion to check
3308 that this is not an EXIDX output section.
3309 (Arm_output_section::append_text_sections_to_list): New method.
3310 (Arm_output_section::fix_exidx_coverage): Ditto.
3311 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3312 Arm_relobj::section_needs_reloc_stub_scanning.
3313 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3315 (Target_arm::fix_exidx_coverage): New method.
3316 * object.h (Relobj::set_output_section): New method.
3317 (Sized_relobj::invalidate_section_offset): Remove method.
3318 (Sized_relobj::do_invalidate_section_offset): Remove method.
3319 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3321 2010-01-25 Doug Kwan <dougkwan@google.com>
3323 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3324 Fix warning due to signed and unsigned comparison on a 32-bit host.
3326 2010-01-22 Doug Kwan <dougkwan@google.com>
3328 * arm.cc (Target_arm::do_relax): Record an output section for section
3329 offset adjustment it contains any stub table that has changed.
3330 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3331 offsets in an output section if necessary.
3332 * output.cc (Output_section::Output_section): Initialize
3333 section_offsets_need_adjustments_.
3334 (Output_section::add_input_section_for_script): Renamed to
3335 Output_section::add_simple_input_section.
3336 (Output_section::save_states): Add a comment.
3337 (Output_section::discard_states): New method defintion.
3338 (Output_section::adjust_section_offsets): Same.
3339 * output.h (Output_section::add_input_section_for_script): Renamed to
3340 Output_section::add_simple_input_section.
3341 (Output_section::discard_states): New method declaration.
3342 (Output_section::adjust_section_offsets): Same.
3343 (Output_section::section_offsets_need_adjustment,
3344 Output_section::set_section_offsets_need_adjustment): New method
3346 (Output_section::section_offsets_need_adjustment_): New data member.
3347 * script-sections.cc
3348 (Output_section_element_input::set_section_address): Adjust code for
3349 renaming of Output_section::add_input_section_for_script.
3350 (Orphan_output_section::set_section_address): Same.
3352 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3354 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3355 Fix_v4bx enum values .
3356 * gold/options.h (General_options): New option definitions.
3357 (General_options::fix_v4bx): New method.
3358 (General_options::Fix_v4bx): New enum.
3359 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3360 (General_options::parse_fix_v4bx_interworking): New method.
3362 2010-01-22 Doug Kwan <dougkwan@google.com>
3364 * arm.cc (Arm_exidx_fixup): New class.
3366 2010-01-21 Doug Kwan <dougkwan@google.com>
3368 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3370 (Arm_exidx_section_offset_map): New type.
3372 2010-01-21 Doug Kwan <dougkwan@google.com>
3374 * arm.cc (Arm_exidx_input_section): New class.
3375 (Arm_relobj::exidx_input_section_by_link,
3376 Arm_relobj::exidx_input_section_by_shndx,
3377 Arm_relobj::make_exidx_input_section): New methods.
3378 (read_arm_attributes_section): Remove.
3379 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3380 information about them.
3381 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3384 2010-01-20 Doug Kwan <dougkwan@google.com>
3386 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3387 Input_section_specifier to Section_id.
3388 (Target_arm::new_arm_input_section: Adjust code for change of key
3390 (Target_arm::find_arm_input_section): Ditto.
3391 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3392 (Section_id): Remove.
3393 (Garbage_collection::Section_id_hash): Remove.
3394 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3395 (Section_id): Remove.
3396 (Icf::Section_id_hash): Remove.
3397 * object.h (Section_id, Const_section_id, Section_id_hash,
3398 Const_section_id_hash): New type definitions.
3399 * output.cc (Output_section::add_relaxed_input_section): Change to
3400 use Const_section_id instead of Input_section_specifier as key type.
3401 (Output_section::add_merge_input_section): Ditto.
3402 (Output_section::build_relaxation_map): Change to use Section_id
3403 instead of Input_section_specifier as key type.
3404 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3406 (Output_section::convert_input_sections_to_relaxed_sections): Change
3407 to use Const_section_id instead of Input_section_specifier as key type.
3408 (Output_section::find_merge_section): Ditto.
3409 (Output_section::find_relaxed_input_section): Ditto.
3410 * output.h (Input_section_specifier): Remove class.
3411 (Output_section::Output_section_data_by_input_section_map): Change
3412 key type to Const_section_id.
3413 (Output_section::Output_relaxed_input_section_by_input_section_map):
3415 (Output_section::Relaxation_map): Change key type to Section_id.
3417 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3419 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3420 (class Arm_v4bx_stub): New class.
3421 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3422 (Stub_factory::make_arm_v4bx_stub): New method.
3423 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3424 (Stub_table::empty): Handle v4bx stubs.
3425 (Stub_table::add_arm_v4bx_stub): New method.
3426 (Stub_table::find_arm_v4bx_stub): New method.
3427 (Arm_relocate_functions::v4bx): New method.
3428 (Target_arm::fix_v4bx): New method.
3429 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3430 (Stub_table::relocate_stubs): Likewise.
3431 (Stub_table::do_write): Likewise.
3432 (Stub_table::update_data_size_and_addralign): Likewise.
3433 (Stub_table::finalize_stubs): Likewise.
3434 (Target_arm::Scan::local): Likewise.
3435 (Target_arm::Scan::global): Likewise.
3436 (Target_arm::do_finalize_sections): Likewise.
3437 (Target_arm::Relocate::relocate): Likewise.
3438 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3440 (Target_arm::scan_reloc_for_stub): Likewise.
3441 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3443 2010-01-19 Ian Lance Taylor <iant@google.com>
3445 * output.cc (Output_section_headers::do_sized_write): Write large
3446 segment count to sh_info field.
3447 (Output_file_header::do_sized_write): For large segment count,
3448 write PN_XNUM to e_phnum field.
3450 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3452 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3453 (Arm_relocate_functions::thm_jump8): New function.
3454 (Arm_relocate_functions::thm_jump11): New function.
3455 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3457 (Target_arm::Scan::global): Likewise.
3458 (Target_arm::Relocate::relocate): Likewise.
3459 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3462 2010-01-14 Doug Kwan <dougkwan@google.com>
3464 * arm.cc (map, utility): Include headers.
3465 (Target_arm::apply_cortex_a8_workaround): New method.
3466 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3467 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3468 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3469 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3470 the --[no-]fix-cortex-a8 command line options.
3471 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3472 (Target_arm::relocate_stub): Use addend in instruction template.
3473 * options.h (DEFINE_bool): Set the user-set flag.
3474 (General_options): Add --[no-]-fix-cortex options.
3475 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3476 : Update fast look-up map after conversion.
3478 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3480 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3481 in the first pass of do_layout.
3483 2010-01-13 Doug Kwan <dougkwan@google.com>
3485 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3486 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3487 apparent compiler problem of not folding static constant integral
3488 data members of elfcpp::Elf_sizes<32>.
3490 2010-01-13 Doug Kwan <dougkwan@google.com>
3492 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3493 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3494 Arm_relobj::scan_section_for_cortex_a8_erratum,
3495 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3496 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3497 sections to scan for relocation stubs into a new method
3498 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3499 relocation and Cortex-A8 stub scanning.
3500 (Target_arm::do_relax): Force stubs to be after stubbed sections
3501 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3502 the beginning of a new relaxation pass. Update a comment.
3503 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3505 2010-01-12 Ian Lance Taylor <iant@google.com>
3507 * target-reloc.h (visibility_error): New inline function.
3508 (relocate_section): Call visibility_error.
3509 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3510 (MOSTLYCLEANFILES): Likewise.
3511 (protected_4_pic.o, protected_3.err): New targets.
3512 * testsuite/protected_4.cc: New file.
3514 2010-01-12 Doug Kwan <dougkwan@google.com>
3516 * arm.cc (Cortex_a8_reloc): New class.
3517 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3518 and cortex_a8_relocs_info_.
3519 (Target_arm::fix_cortex_a8): New method definition.
3520 (Target_arm::Cortex_a8_relocs_info): New type.
3521 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3522 New data member declarations.
3523 (Target_arm::scan_reloc_for_stub): Record information about
3524 relocations for THUMB branches that might be exempted from the
3525 Cortex-A8 workaround.
3526 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3527 at the beginning of a relaxation pass.
3529 2010-01-12 Doug Kwan <dougkwan@google.com>
3531 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3532 (Arm_relobj::Mapping_symbol_position,
3533 Arm_reloj::Mapping_symbol_position_less,
3534 Arm_relobj::Mapping_symbols_info): New types.
3535 (Target_arm::is_mapping_symbol_name): New method definition.
3536 (Arm_relobj::do_count_local_symbols): Save information about mapping
3539 2010-01-11 Doug Kwan <dougkwan@google.com>
3541 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3542 Arm_relocate_functions::thumb32_branch_upper,
3543 Arm_relocate_functions::thumb32_branch_lower,
3544 Arm_relocate_functions::thumb32_cond_branch_offset,
3545 Arm_relocate_functions::thumb32_cond_branch_upper,
3546 Arm_relocate_functions::thumb32_cond_branch_lower,
3547 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3548 branch offset encoding.
3549 (Arm_relocate_functions::thumb_branch_common): Use new branch
3550 offset encoding methods to avoid code duplication.
3551 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3552 (Stub_addend_reader::operator()): Use new branch encoding method
3553 to avoid code duplication.
3555 2010-01-11 Doug Kwan <dougkwan@google.com>
3557 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3558 (Target_arm::do_finalize_sections): Define special EXIDX section
3559 symbols only if referenced.
3560 * gc.h (Garbage_collection::add_reference): New method.
3561 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3564 2010-01-11 Ian Lance Taylor <iant@google.com>
3566 * script.cc (Version_script_info::build_expression_list_lookup):
3567 Change complaing about duplicate wildcard match from error to
3570 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3572 (Version_script_info::Version_script_info): Initialize globs_,
3573 default_version_, default_is_global_, and exact_. Don't
3574 initialize globals_ or locals_.
3575 (Version_script_info::build_lookup_tables): Build local symbols
3577 (Version_script_info::unquote): New function.
3578 (Version_script_info::add_exact_match): New function.
3579 (Version_script_info::build_expression_list_lookup): Remove lookup
3580 parameter. Add is_global parameter. Change all callers. Handle
3581 wildcard pattern specially. Unquote pattern. Call
3583 (Version_script_info::get_name_to_match): New function.
3584 (Version_script_info::get_symbol_version): New function.
3585 (Version_script_info::get_symbol_version_helper): Remove.
3586 (Version_script_info::check_unmatched_names): Call unquote.
3587 * script.h (class Version_script_info): Change get_symbol_version
3588 to be non-inline and add is_global parameter; change all callers.
3589 Rewrite symbol_is_local. Update declarations. Define struct
3590 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3591 Remove globals_ and locals_ members. Add exact_, globs_,
3592 default_version_, is_global_.
3593 (Version_script_info::Glob): Remove pattern, add expression and
3594 is_global. Update constructor. Change all callers.
3595 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3597 (Versions::symbol_section_contents): If a symbol is undefined, or
3598 defined in a dynamic object, set the version index to
3600 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3602 (Symbol_table::add_from_pluginobj): Likewise.
3603 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3605 2010-01-11 Doug Kwan <dougkwan@google.com>
3607 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3608 (incremental_dump_LDADD): Add linking option for libintl.
3609 * Makefile.in: Regenerate.
3611 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3614 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3616 * testsuite/Makefile.in: Regenerated.
3618 2010-01-10 Doug Kwan <dougkwan@google.com>
3620 * options.h (DEFINE_var): Use parentheses around argument varname__
3621 in macro body to avoid any unintended subsequent substitutions.
3623 2010-01-10 Ian Lance Taylor <iant@google.com>
3625 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3626 candidates before doing symbol resolution.
3628 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3629 ODR candidates if only one is weak.
3631 2010-01-08 Ian Lance Taylor <iant@google.com>
3633 * script.cc (Version_script_info::build_expression_list_lookup):
3634 Don't warn about ambiguous version, just record the ambiguity.
3635 (Version_script_info::get_symbol_version_helper): Give error if
3636 version is ambiguous.
3638 2010-01-08 Doug Kwan <dougkwan@google.com>
3640 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3641 prev_data_size_ and prev_addralign_. Remove initializer for
3642 deleted data member has_been_changed_.
3643 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3644 to determine if the table is empty.
3645 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3647 (Stub_table::add_reloc_stub): Define method in class definition
3648 instead of just declaring it there.
3649 (Stub_table::add_cortex_a8_stub): New method definition.
3650 (Stub_table::update_data_size_and_addralign): Ditto.
3651 (Stub_table::finalize_stubs): Ditto.
3652 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3653 (Stub_table::do_addralign_): Return address alignment in the
3654 (Stub_table::do_reset_address_and_file_offset): Define method in
3655 class definition instead of declaring it there. Set current data
3656 size to be the data size of the previous pass.
3657 (Stub_table::set_final_data_size): Use current data size as the
3659 (Stub_table::relocate_stub): Change parameter type of stub from
3660 Reloc_stub pointer to Stub pointer.
3661 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3662 (Stub_table::Cortex_a8_stub_list): New typedef.
3663 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3664 Stub_table::prev_addralign_): New data member.
3665 (Arm_relobj::Arm_relobj): Initialize data member
3666 section_has_cortex_a8_workaround_.
3667 (Arm_relobj::section_has_cortex_a8_workaround,
3668 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3670 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3672 (Target_arm::relocate_stub): Change parameter type of stub from
3673 Reloc_stub pointer to Stub pointer.
3674 (Insn_template::size, Insn_template::alignment): Handle
3675 THUMB16_SPECIAL_TYPE.
3676 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3677 Stub_table::update_data_size_and_addralign,
3678 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3680 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3681 (Stub_table::do_write): Ditto.
3682 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3684 2010-01-08 Ian Lance Taylor <iant@google.com>
3687 * symtab.h (class Symbol): Remove fields is_target_special_ and
3688 has_plt_offset_. Add field is_defined_in_discarded_section_.
3689 (Symbol::is_defined_in_discarded_section): New function.
3690 (Symbol::set_is_defined_in_discarded_section): New function.
3691 (Symbol::has_plt_offset): Rewrite.
3692 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3693 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3694 Don't initialize is_target_special_ or has_plt_offset_.
3695 Initialize is_defined_in_discarded_section_.
3696 (Symbol_table::add_from_relobj): If appropriate, set
3697 is_defined_in_discarded_section.
3698 * resolve.cc (Symbol::override_base_with_special): Don't test
3699 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3700 * target-reloc.h (relocate_section): Do special handling for
3701 symbols defined in discarded sections for global symbols as well
3704 2010-01-08 Ian Lance Taylor <iant@google.com>
3706 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3707 the SHT_SYMTAB case.
3709 2010-01-08 Ian Lance Taylor <iant@google.com>
3711 * object.cc (Sized_relobj::do_layout): Don't get confused if
3712 layout_eh_frame returns NULL.
3714 2010-01-08 Ian Lance Taylor <iant@google.com>
3717 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3718 dynamic symbol table, use the normal symbol table.
3719 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3722 2010-01-08 Ian Lance Taylor <iant@google.com>
3725 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3728 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3730 * version.cc (print_version): Change to "Copyright 2010".
3732 2010-01-08 Ian Lance Taylor <iant@google.com>
3736 * i386.cc (class Target_i386): Change return type of plt_section
3738 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3739 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3740 tls_desc_rel_ field.
3741 (Output_data_plt_i386::rel_tls_desc): New function.
3742 (Target_i386::rel_tls_desc_section): New function.
3743 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3744 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3745 R_386_TLS_DESC reloc in rel_tls_desc_section.
3746 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3747 Define struct Tlsdesc_info.
3748 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3749 (Target_x86_64::do_reloc_symbol_index): New function.
3750 (Target_x86_64::add_tlsdesc_info): New function.
3751 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3752 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3754 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3756 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3757 (Target_x86_64::rela_tlsdesc_section): New function.
3758 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3760 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3761 (Target_x86_64::do_reloc_addend): New function.
3762 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3763 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3764 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3765 (Output_reloc::type): New function.
3766 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3767 (Output_reloc::is_target_specific): New function.
3768 (Output_reloc::target_arg): New function.
3769 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3770 absolute relocs and target specific relocs.
3771 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3772 add_target_specific.
3773 (class Output_data_reloc) [SHT_RELA]: Likewise.
3774 * output.cc (Output_reloc::Output_reloc): Add four new versions
3775 for absolute relocs and target specific relocs.
3776 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3777 (Output_reloc::get_symbol_index): Likewise.
3778 (Output_reloc::local_section_offset): Check that local_sym_index_
3779 is not TARGET_CODE or 0.
3780 (Output_reloc::symbol_value): Likewise.
3781 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3783 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3784 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3786 * layout.cc (add_target_dynamic_tags): Use output section for
3787 DT_PLTRELSZ and DT_JMPREL.
3789 2010-01-07 Ian Lance Taylor <iant@google.com>
3792 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3794 (class Output_data_reloc_generic): Define.
3795 (class Output_data_reloc_base): Change base class to
3796 Output_data_reloc_generic. Change add() method to call
3797 bump_relative_reloc_count for a relative reloc. Remove
3799 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3801 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3802 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3804 * layout.h (class Layout): Update declaration.
3806 2010-01-07 Ian Lance Taylor <iant@google.com>
3808 * output.h (class Output_data): Add const version of
3809 output_section and do_output_section.
3810 (class Output_section_data): Add const version of
3812 (class Output_section): Likewise.
3813 * layout.cc (Layout::add_target_dynamic_tags): New function.
3814 * layout.h (class Layout): Update declarations.
3815 * arm.cc (Target_arm::do_finalize_sections): Use
3816 add_target_dynamic_tags.
3817 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3818 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3819 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3820 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3822 2010-01-07 Ian Lance Taylor <iant@google.com>
3825 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3828 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3829 Ian Lance Taylor <iant@google.com>
3832 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3833 Xindex::read_symtab_xindex.
3835 2010-01-07 Doug Kwan <dougkwan@google.com>
3837 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3838 (Insn_template::thumb16_bcond_insn): New method declaration.
3839 (Insn_template): Fix spelling.
3840 (Stub::thumb16_special): New method declaration.
3841 (Stub::do_write): Define virtual method which was previously pure
3843 (Stub::do_thumb16_special): New method declaration.
3844 (Stub::do_fixed_endian_write): New template member.
3845 (Reloc_stub::do_write): Remove.
3846 (Reloc_stub::do_fixed_endian_write): Remove.
3847 (Cortex_a8_stub): New class definition.
3848 (Stub_factory::make_cortex_a8_stub): New method definition.
3849 (Stub_factory::Stub_factory): Add missing static storage class
3850 qualifier for elf32_arm_stub_a8_veneer_blx.
3852 2010-01-07 Ian Lance Taylor <iant@google.com>
3855 * options.h (class General_options): Add --warn-unresolved-symbols
3856 and --error-unresolved-symbols.
3857 * errors.cc (Errors::undefined_symbol): Implement
3858 --warn-unresolved-symbols.
3860 * options.h (class General_options): Add -z text and -z textoff.
3861 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3863 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3865 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3866 (Garbage_collection::cident_sections): New function.
3867 (Garbage_collection::add_cident_section): New function.
3868 (Garbage_collection::cident_sections_): New member.
3869 (gc_process_relocs): Add references to sections whose names are C
3871 * gold.h (cident_section_start_prefix): New constant.
3872 (cident_section_stop_prefix): New constant.
3873 (is_cident): New function.
3874 * layout.cc (Layout::define_section_symbols): Replace string constants
3875 with the newly defined constants.
3876 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3878 * testsuite/Makefile.am: Add gc_orphan_section_test.
3879 * testsuite/Makefile.in: Regenerate.
3880 * testsuite/gc_orphan_section_test.cc: New file.
3881 * testsuite/gc_orphan_section_test.sh: New file.
3883 2010-01-06 Ian Lance Taylor <iant@google.com>
3886 * options.h (class General_options): Add --warn-shared-textrel.
3887 * layout.cc (Layout::finish_dynamic_section): Implement
3888 --warn-shared-textrel.
3891 * options.h (class General_options): Add --warn-multiple-gp.
3893 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3895 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3896 $(THREADSLIB) and $(LIBDL).
3897 * Makefile.in: Rebuild.
3899 2010-01-06 Ian Lance Taylor <iant@google.com>
3902 * options.cc (General_options::parse_section_start): New function.
3903 (General_options::section_start): New function.
3904 (General_options::General_options): Initialize all members.
3905 * options.h: Include <map>
3906 (class General_options): Add --section-start. Add section_starts_
3908 * layout.cc (Layout::attach_allocated_section_to_segment): If
3909 --section-start was used, set the address of the segment. Remove
3910 local sort_sections.
3911 (Layout::relaxation_loop_body): If the address of the load segment
3912 has been set by --section-start, don't use it.
3913 * output.h (Output_segment::update_flags_for_output_section): New
3915 * output.cc (Output_segment::add_output_section): Call
3916 update_flags_for_output_section.
3918 2010-01-05 Ian Lance Taylor <iant@google.com>
3921 * options.h (class General_options): Add --undefined-version.
3922 * script.cc (struct Version_expression): Add was_matched_by_symbol
3924 (Version_script_info::matched_symbol): New function.
3925 (Version_script_info::get_symbol_version_helper): Call
3927 (Version_script_info::check_unmatched_names): New function.
3928 * script.h (class Version_script_info): Update declarations.
3929 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3931 * options.h (class General_options): Use DEFINE_bool_alias for
3932 allow_multiple_definition.
3933 * resolve.cc (Symbol_table::should_override): Don't test
3934 allow_multiple_definition.
3937 * options.h (class General_options): Add --cref.
3938 * main.cc (main): Print cref table if --cref. Don't close mapfile
3939 until after printing cref table.
3940 * cref.cc: Include "symtab.h".
3941 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3942 (Cref_table_compare::operator()): New function.
3943 (Cref_inputs::gather_cref): New function.
3944 (filecol): New static const.
3945 (Cref_inputs::print_cref): New function.
3946 (Cref::print_cref): New function.
3947 * cref.h: Include <cstdio>.
3948 (class Cref): Update declarations.
3949 * mapfile.h (Mapfile::file): New function.
3950 * object.h (class Object): Define Symbols. Declare virtual
3951 do_get_global_symbols.
3952 (Object::get_global_symbols): New function.
3953 * object.cc (Input_objects::add_object): Pass object to cref_ if
3955 (Input_objects::archive_start): Likewise.
3956 (Input_objects::archive_stop): Likewise.
3957 (Input_objects::print_cref): New function.
3958 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3959 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3961 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3963 * plugin.h (class Sized_pluginobj): Update declarations.
3965 2010-01-05 Ian Lance Taylor <iant@google.com>
3967 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3968 to is_default_version. Rename insdef to insdefault.
3969 (Symbol_table::add_from_relobj): Rename def to is_default_version
3970 and local to is_forced_local.
3971 (Symbol_table::add_from_pluginobj): Likewise.
3972 (Symbol_table::add_from_dynobj): Likewise.
3973 (Symbol_table::define_special_symbol): Rename insdef to
3976 2010-01-04 Ian Lance Taylor <iant@google.com>
3979 * options.h (class General_options): Add
3980 --allow-multiple-definition and -z muldefs.
3981 * resolve.cc (Symbol_table::should_override): Don't warn about a
3982 multiple symbol definition if --allow-multiple-definition or -z
3986 * options.h (class General_options): Add --add-needed and
3987 --copy-dt-needed-entries. Tweak --as-needed help entry.
3988 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3989 error if --copy-dt-needed-entries aka --add-needed is used and
3990 would cause a change in behaviour.
3993 * options.h (class General_options): Add -G as a short version of
3994 --shared. Add no-op options -assert, -g, and -i.
3996 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3998 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3999 check for .text or .gnu.linkonce.t sections.
4000 * icf.cc (Icf::find_identical_sections): Ditto.
4001 Change the detection for mangled function name within the section
4003 * icf.h (is_section_foldable_candidate): New function.
4005 2009-12-30 Ian Lance Taylor <iant@google.com>
4008 * options.h (class General_options): Permit two dashes with
4009 --retain-symbols-file.
4011 2009-12-30 Ian Lance Taylor <iant@google.com>
4014 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4015 don't put the file header and segment headers in the text
4019 * common.cc (Sort_commons::operator()): Stabilize sort when both
4021 (Symbol_table::do_allocate_commons_list): When allocating common
4022 symbols, skip a symbol which is no longer common.
4023 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4024 an object before checking its type.
4025 * testsuite/common_test_2.c: New file.
4026 * testsuite/common_test_3.c: New file.
4027 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4028 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4029 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4030 (common_test_2_pic.o, common_test_2.so): New targets.
4031 (common_test_3_pic.o, common_test_3.so): New targets.
4032 * testsuite/Makefile.in: Rebuild.
4035 * script.cc (read_input_script): If we see a new SECTIONS clause,
4036 and we have added an input section, give an error.
4037 * layout.h (class Layout): Add have_added_input_section function.
4038 Add have_added_input_section_ field.
4039 * layout.cc (Layout::Layout): Initialize
4040 have_added_input_section_.
4041 (Layout::layout): Set have_added_input_section_.
4042 (Layout::layout_eh_frame): Likewise.
4044 2009-12-30 Ian Lance Taylor <iant@google.com>
4047 * options.h (class General_options): Add --sort-common option.
4048 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4049 * common.cc (Sort_common): Add sort_order parameter to
4050 constructor. Add sort_order_ field.
4051 (Sort_commons::operator): Check sort_order_.
4052 (Symbol_table::allocate_commons): Determine the sort order.
4053 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4055 (Symbol_table::do_allocate_commons_list): Likewise.
4057 2009-12-30 Ian Lance Taylor <iant@google.com>
4060 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4061 symbols from this object, don't change the visibility of an
4063 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4065 2009-12-30 Ian Lance Taylor <iant@google.com>
4068 * script.h (class Version_script_info): Define Language enum.
4069 Update declarations. Define Glob, Exact, and Lookup types. Add
4070 new fields globals_, locals_, and is_finalized_.
4071 * script.cc: Various formatting fixes.
4072 (class Parser_closure): Change language_stack_ from a vector of
4073 std::string to one of Version_script_info::Language. Adjust all
4075 (class Lazy_demangler): Remove.
4076 (struct Version_expression): Change language from std::string to
4077 Version_script_info::Language.
4078 (Version_script_info::Version_script_info): New function.
4079 (Version_script_info::~Version_script_info): Don't call clear.
4080 (Version_script_info::finalize): New function.
4081 (Version_script_info::build_lookup_tables): New function.
4082 (Version_script_info::build_expression_list_lookup): New
4084 (Version_script_info::get_symbol_version_helper): Rewrite to use
4086 (Version_script_info::print_expression_list): Adjust to use
4087 Version_script_info::Language.
4088 (script_push_lex_into_version_mode): Check that the version script
4089 has not been finalized.
4090 (version_script_push_lang): Change language string to
4091 Version_script_info::Language.
4092 * options.cc (Command_line::version_script): New function.
4093 * options.h (class General_options): Add finalize_dynamic_list
4094 function. Change version_script from declaration to definition.
4095 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4096 * testsuite/version_script.map: Remove duplicate def of foo.
4097 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4099 * testsuite/Makefile.in: Rebuild.
4101 2009-12-30 Ian Lance Taylor <iant@google.com>
4104 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4105 if the input symbol index is 0, make the output symbol index 0.
4107 2009-12-30 Ian Lance Taylor <iant@google.com>
4110 * options.h (class General_options): Add -x/--discard-all.
4111 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4112 --discard-all. If the local symbol needs a dynamic entry, check
4113 that before handling --discard-locals.
4115 2009-12-30 Ian Lance Taylor <iant@google.com>
4118 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4120 (Output_segment::add_output_section): Don't change the flags if
4124 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4125 GNU hash table if they need a dynamic value. Otherwise, don't add
4126 them if they are defined in a dynamic object or are forced local.
4128 2009-12-29 Ian Lance Taylor <iant@google.com>
4131 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4132 .gnu.hash table for a 32-bit target.
4135 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4136 regular and a dynamic object only needs a dynamic symbol table
4137 entry if it is externally visible.
4140 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4141 constructor. Add global_offset_table_ field.
4142 (Target_i386::got_section): Set global_offset_table_.
4143 (Target_i386::do_finalize_sections): Set global_offset_table_
4145 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4146 in constructor. Add global_offset_table_ field.
4147 (Target_x86_64::got_section): Set global_offset_table_.
4148 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4151 * layout.cc (Layout::Layout): Initialize increase_relro_.
4152 (Layout::get_output_section): Add is_relro, is_last_relro, and
4153 is_first_non_relro parameters. Change all callers.
4154 (Layout::choose_output_section): Likewise.
4155 (Layout::add_output_section_data): Likewise.
4156 (Layout::make_output_section): Likewise.
4157 (Layout::set_segment_offsets): Clear increase_relro when using a
4159 * layout.h (class Layout): Add increase_relro method. Add
4160 increase_relro_ field. Update declarations.
4161 * output.cc (Output_section::Output_section): Initialize
4162 is_last_relro_ and is_first_non_relro_.
4163 (Output_segment::add_output_section): Group relro sections is
4164 do_sort is true. Handle is_last_relro and is_first_non_relro.
4165 (Output_segment::maximum_alignment): Remove relro handling.
4166 (Output_segment::set_section_addresses): Add increase_relro
4167 parameter. Change all callers. Add initial alignment to align
4168 relro sections on separate page. Remove old relro handling.
4169 (Output_segment::set_section_list_addresses): Remove in_relro
4170 parameter. Change all callers.
4171 (Output_segment::set_offset): Add increase parameter. Change all
4172 callers. Remove old relro handling.
4173 * output.h (class Output_section): Add new methods: is_last_relro,
4174 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4175 Add is_last_relro_ and is_first_non_relro_ fields.
4176 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4177 Create separate .got.plt section. Call increase_relro.
4178 * x86_64.cc (Target_x86_64::got_section): Likewise.
4179 * testsuite/relro_script_test.t: Add .got.plt.
4182 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4183 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4184 (Layout::finalize): Call set_dynamic_symbol_size.
4185 (Layout::set_dynamic_symbol_size): New function.
4186 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4187 set_dynamic_symbol_size.
4190 * output.h (class Output_section): Add is_entsize_zero_ field.
4191 * output.cc (Output_section::Output_section): Initialize
4193 (Output_section::set_entsize): If two different entsizes are
4194 requested, force it to zero.
4195 (Output_section::add_input_section): Set flags for .debug_str
4196 before updating section flags. Set entsize.
4197 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4198 and SHF_STRING if all input sections have those flags.
4200 2009-12-29 Rafael Espindola <espindola@google.com>
4202 * main.cc (main): Fix the sys time reporting.
4203 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4206 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4208 * options.cc (General_options::parse_version): Allow -v to exit
4209 without an error if there is nothing to link.
4211 2009-12-29 Ian Lance Taylor <iant@google.com>
4213 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4214 using a version of gcc before 4.1.
4215 * configure: Rebuild.
4217 2009-12-28 Chris Demetriou <cgd@google.com>
4219 * attributes.cc (Output_attributes_section_data::do_write): Use
4220 std::vector::front rather than std::vector::data.
4222 2009-12-28 Ian Lance Taylor <iant@google.com>
4224 * symtab.h (class Symbol_table): Add enum Defined.
4225 * resolve.cc (Symbol_table::should_override): Add defined
4226 parameter. Change all callers. Test whether object is NULL
4227 before calling a method on it.
4228 (Symbol_table::report_resolve_problem): Add defined parameter.
4230 (Symbol_table::should_override_with_special): Likewise.
4231 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4232 parameter. Change all callers.
4233 (Symbol_table::do_define_in_output_data): Likewise.
4234 (Symbol_table::define_in_output_segment): Likewise.
4235 (Symbol_table::do_define_in_output_segment): Likewise.
4236 (Symbol_table::define_as_constant): Likewise.
4237 (Symbol_table::do_define_as_constant): Likewise.
4238 * script.h (class Symbol_assignment): Add is_defsym parameter to
4239 constructor; change all callers.
4240 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4241 parameter. Change all callers. Add is_defsym_ field.
4242 (class Parser_closure): Add parsing_defsym parameter to
4243 constructor; change all callers. Add parsing_defsym accessor
4244 function. Add parsing_defsym_ field.
4246 2009-12-28 Ian Lance Taylor <iant@google.com>
4248 * gold.cc (queue_middle_tasks): Fix formatting.
4249 * object.cc (Relobj::is_section_name_included): Likewise.
4251 2009-12-23 Ian Lance Taylor <iant@google.com>
4253 * i386.cc (Target_i386::do_calls_non_split): Recognize
4254 -fsplit-stack prologue for a function with a static chain.
4255 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4256 -fsplit-stack prologue when using %r11.
4258 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4260 * options.cc (General_options::parse_version): Make -v continue and do
4261 the link like GNU ld does.
4263 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4265 * Makefile.am (CCFILES): Add timer.cc.
4266 (HFILES): Add timer.h.
4267 * configure.ac: Check for sysconf and times.
4268 * main.cc: include timer.h.
4269 (main): Use Timer instead of get_run_time.
4272 * workqueue.cc: include timer.h.
4273 (Workqueue::find_and_run_task):
4274 Report user, sys and wall time.
4275 * Makefile.in: Regenerate.
4276 * config.in: Regenerate.
4277 * configure: Regenerate.
4279 2009-12-16 Doug Kwan <dougkwan@google.com>
4281 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4283 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4284 relaxed input sections.
4285 * output.cc (Output_section::find_relaxed_input_section): Change
4286 return type to Output_relaxed_input_section pointer. Adjust code
4287 for new type of relaxed_input_section_map_.
4288 * output.h (Output_section::find_relaxed_input_section): Change
4289 return type to Output_relaxed_input_section pointer.
4290 (Output_section::Output_relaxed_input_section_by_input_section_map):
4292 (Output_section::relaxed_input_section_map_): Change type to
4293 Output_section::Output_relaxed_input_section_by_input_section_map.
4294 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4297 2009-12-15 Ian Lance Taylor <iant@google.com>
4299 * layout.cc (Layout::create_shstrtab): Only write out after input
4300 sections if we are compressing debug sections.
4302 2009-12-15 Ian Lance Taylor <iant@google.com>
4304 * archive.cc (Archive::add_symbols): Only look up a symbol without
4305 a version if there is, in fact, a version.
4307 2009-12-14 Ian Lance Taylor <iant@google.com>
4309 Revert -Wshadow changes, all changes from:
4310 2009-12-11 Doug Kwan <dougkwan@google.com>
4311 2009-12-11 Nick Clifton <nickc@redhat.com>
4312 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4314 2009-12-11 Doug Kwan <dougkwan@google.com>
4316 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4318 * attributes.cc (Object_attribute::size): Ditto.
4319 (Attributes_section_data::size): Ditto.
4320 (Attributes_section_data::Attributes_section_data): Ditto.
4321 (Output_attributes_section_data::do_write): Ditto.
4322 * attributes.h (Object_attribute::set_type): Ditto.
4323 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4325 2009-12-11 Nick Clifton <nickc@redhat.com>
4327 * archive.cc: Fix shadowed variable warnings.
4329 * compressed_output.cc: Likewise.
4330 * compressed_output.h: Likewise.
4331 * configure: Likewise.
4332 * dwarf_reader.cc: Likewise.
4333 * dynobj.cc: Likewise.
4334 * dynobj.h: Likewise.
4335 * ehframe.cc: Likewise.
4336 * ehframe.h: Likewise.
4337 * errors.cc: Likewise.
4338 * expression.cc: Likewise.
4339 * fileread.cc: Likewise.
4340 * fileread.h: Likewise.
4341 * freebsd.h: Likewise.
4342 * i386.cc: Likewise.
4344 * incremental.h: Likewise.
4345 * layout.cc: Likewise.
4346 * layout.h: Likewise.
4347 * mapfile.cc: Likewise.
4348 * merge.cc: Likewise.
4349 * merge.h: Likewise.
4350 * object.cc: Likewise.
4351 * object.h: Likewise.
4352 * options.h: Likewise.
4353 * output.cc: Likewise.
4354 * output.h: Likewise.
4355 * parameters.cc: Likewise.
4356 * plugin.cc: Likewise.
4357 * powerpc.cc: Likewise.
4358 * reduced_debug_output.cc: Likewise.
4359 * reduced_debug_output.h: Likewise.
4360 * reloc.cc: Likewise.
4361 * reloc.h: Likewise.
4362 * resolve.cc: Likewise.
4363 * script-sections.cc: Likewise.
4364 * script.cc: Likewise.
4365 * script.h: Likewise.
4366 * sparc.cc: Likewise.
4367 * symtab.cc: Likewise.
4368 * symtab.h: Likewise.
4369 * target-select.cc: Likewise.
4370 * target-select.h: Likewise.
4371 * token.h: Likewise.
4372 * workqueue.cc: Likewise.
4373 * workqueue.h: Likewise.
4374 * x86_64.cc: Likewise.
4376 2009-12-10 Doug Kwan <dougkwan@google.com>
4378 * arm.cc (attributes.h): New include.
4379 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4380 (Arm_relobj::~Arm_relobj): Delete object pointed by
4381 attributes_section_data_.
4382 (Arm_relobj::attributes_section_data): New method definition.
4383 (Arm_relobj::attributes_section_data_): New data member declaration.
4384 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4385 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4386 attributes_section_data_.
4387 (Arm_dynobj::attributes_section_data): New method definition.
4388 (Arm_dynobj::attributes_section_data_): New data member declaration.
4389 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4390 initialization value of may_use_blx_ to false.
4391 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4392 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4393 object attributes to compute results instead of hard-coding.
4394 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4395 Target_arm::get_secondary_compatible_arch,
4396 Target_arm::set_secondary_compatible_arch
4397 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4398 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4399 New method declarations.
4400 (Target_arm::get_aeabi_object_attribute): New method definition.
4401 (Target_arm::attributes_section_data_): New data member declaration.
4402 (read_arm_attributes_section): New template definition.
4403 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4404 (Arm_dynobj::do_read_symbols): Ditto.
4405 (Target_arm::do_finalize_sections): Merge attributes sections from
4406 input. Check for BLX use after attributes section merging.
4407 Fix __exidx_start and __exidx_end visibility. Create an
4408 .ARM.attributes section if necessary.
4409 (Target_arm::get_secondary_compatible_arch,
4410 Target_arm::set_secondary_compatible_arch,
4411 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4412 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4413 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4414 New method definitions.
4416 2009-12-09 Ian Lance Taylor <iant@google.com>
4418 * plugin.cc (Plugin::load): Don't cast from void* to a function
4421 2009-12-09 Ian Lance Taylor <iant@google.com>
4423 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4426 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4428 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4429 Replace two_file_shared_1.so with two_file_shared_2.so.
4430 * testsuite/Makefile.in: Regenerated.
4432 2009-12-08 Doug Kwan <dougkwan@google.com>
4434 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4435 (HFILES): Add attributes.h and int_encoding.h.
4436 * Makefile.in: Regenerate.
4437 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4438 function definitions to int_encoding.cc
4439 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4440 prototypes to int_encoding.h
4441 * reduced_debug_output.cc (int_encoding.h): New include.
4442 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4443 function definitions to int_encoding.cc
4444 (insert_into_vector, read_from_pointer): Move template definitions to
4446 * attributes.cc: New file.
4447 * attributes.h: New file.
4448 * int_encoding.cc: New file.
4449 * int_encoding.h: New file.
4451 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4454 * incremental-dump.cc (dump_incremental_inputs): New.
4455 (main): Use dump_incremental_inputs.
4457 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4460 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4461 checking elfcpp::STT_FUNC.
4462 (Target_i386::Relocate::relocate): Likewise.
4463 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4465 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4466 symbols from shared libraries into normal FUNC symbols.
4468 * symtab.h (Symbol): Add is_func and use it.
4470 2009-12-05 Doug Kwan <dougkwan@google.com>
4472 * arm.cc (Target_arm::arm_info): Initialize new fields
4473 attributes_section and attributes_vendor.
4474 * i386.cc (Target_i386::i386_info): Same.
4475 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4476 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4477 fields attributes_section and attributes_vendor.
4478 * sparc.cc (Target_sparc::sparc_info): Same.
4479 * target.h (Target::attributes_section, Target::attributes_vendor,
4480 Target::is_attributes_section, Target::attribute_arg_type,
4481 Target::attributes_order): New method definitions.
4482 (Target::Target_info::attributes_section,
4483 Target::Target_info::attributes_vendor): New fields.
4484 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4485 virtual method definitions.
4486 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4487 attributes_section and attributes_vendor.
4488 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4490 2009-12-05 Doug Kwan <dougkwan@google.com>
4492 * arm.cc: Update comments about interworking and stub generation.
4493 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4494 considered as non-PIC.
4495 (Arm_relocate_functions::base_abs): Fix formatting.
4496 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4497 of function to use GOT entry address instead of offset.
4498 (Target_arm::Scan::global): Issue an error if a symbol would need a
4499 PLT does not get one because it is untyped. Remove code to create
4500 dynamic symbols for relative branches.
4501 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4502 takes unsigned integer instead of boolean.
4504 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4506 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4507 (two_file_test_LDADD): Likewise.
4508 (common_test_1_LDADD): Likewise.
4509 (exception_test_LDADD) Likewise.
4510 (weak_test_LDADD): Likewise.
4511 (many_sections_test_LDADD): Likewise.
4512 (initpri1_LDADD): Likewise.
4513 (script_test_1_LDADD): Likewise.
4514 (script_test_2_LDADD): Likewise.
4515 (justsyms_LDADD): Likewise.
4516 (binary_test_LDADD): Likewise.
4517 (large_LDADD): Likewise.
4518 * testsuite/Makefile.in: Regenerated.
4520 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4522 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4523 (Symbol_table::override_with_special): Likewise.
4524 (Symbol_table::add_from_object): Likewise.
4526 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4528 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4529 Don't set the data_offset twice.
4531 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4533 * testsuite/Makefile.in: Regenerate.
4535 2009-12-03 Doug Kwan <dougkwan@google.com>
4537 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4538 (Target_arm::do_finalize_sections): Add parameter for symbol table
4539 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4540 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4541 parameter for symbol table pointer.
4542 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4543 an additional parameter for a pointer to symbol table.
4544 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4545 parameter for a symbol table pointer.
4546 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4547 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4549 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4550 parameter for a symbol table pointer.
4552 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4554 * incremental.cc (Incremental_inputs_header)
4555 (Incremental_inputs_header_write, Incremental_inputs_entry)
4556 (Incremental_inputs_entry_write): Move ...
4557 * incremental.h (Incremental_inputs_header)
4558 (Incremental_inputs_header_write, Incremental_inputs_entry)
4559 (Incremental_inputs_entry_write): here.
4561 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4563 * incremental.cc (make_sized_incremental_binary): Set the target.
4564 Error if it is incompatible.
4565 * output.h (Output_file): Add filename method.
4567 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4569 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4570 from the get_* methods.
4572 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4574 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4575 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4576 Write 0 for the data_offset of scripts.
4578 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4580 * testsuite/Makefile.am: Add the incremental_test.sh test.
4581 * testsuite/incremental_test.sh: New.
4582 * testsuite/incremental_test_1.c: New.
4583 * testsuite/incremental_test_2.c: New.
4585 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4587 * incremental-dump.cc (main): Fix typos.
4589 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4592 * incremental-dump.cc (main): Use llu to print 64 bit values.
4594 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4595 H.J. Lu <hongjiu.lu@intel.com>
4597 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4599 (incremental_dump_LDADD): Likewise.
4600 * Makefile.in: Regenerated.
4602 2009-11-25 Doug Kwan <dougkwan@google.com>
4606 2009-11-25 Doug Kwan <dougkwan@google.com>
4608 * arm.cc (Target_arm::Target_arm): Move method definition
4609 outside of class definition. Add code to handle
4610 --target1-rel, --target1-abs and --target2= options.
4611 (Target_arm::get_reloc_reloc_type): Change method to be
4612 non-static and const.
4613 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4614 New data member declaration.
4615 (Target_arm::Scan::local, Target_arm::Scan::global,
4616 Target_arm::Relocate::relocate,
4617 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4618 Adjust call to Target_arm::get_real_reloc_type.
4619 (Target_arm::get_real_reloc_type): Use command line options
4620 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4621 * options.h (--target1-rel, --target1-abs, --target2): New
4624 2009-11-25 Doug Kwan <dougkwan@google.com>
4626 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4627 class definition. Add code to handle --target1-rel, --target1-abs
4628 and --target2= options.
4629 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4631 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4633 (Target_arm::Scan::local, Target_arm::Scan::global,
4634 Target_arm::Relocate::relocate,
4635 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4636 call to Target_arm::get_real_reloc_type.
4637 (Target_arm::get_real_reloc_type): Use command line options to
4638 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4639 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4642 2009-11-25 Doug Kwan <dougkwan@google.com>
4644 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4645 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4646 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4648 (Arm_relocate_functions::thm_call): Replace body with a call to
4649 Arm_relocate_functions::thumb_branch_common.
4650 (Arm_relocate_functions::thm_jump24,
4651 Arm_relocate_functions::thm_xpc22): New method definitions.
4652 (Arm_relocate_functions::thumb_branch_common): New method definition.
4653 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4655 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4656 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4658 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4660 * Makefile.am: Build incremental-dump
4661 * Makefile.in: Regenerate.
4662 * incremental-dump.cc: New.
4663 * incremental.cc (Incremental_inputs_header_data,
4664 Incremental_inputs_entry_data): Move to incremental.h
4665 * incremental.h: (Incremental_inputs_header_data,
4666 Incremental_inputs_entry_data): Move from incremental.cc
4668 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4670 * incremental.cc (Incremental_inputs_header,
4671 Incremental_inputs_header_write, Incremental_inputs_entry,
4672 Incremental_inputs_entry_write): Add a typedef with the data type.
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): Update comment about which
4679 type has the filed descriptions.
4681 2009-11-15 Doug Kwan <dougkwan@google.com>
4683 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4684 (Arm_relocate_functions::arm_branch_common): Change method defintion
4685 in class definition to a method declaration and update list of formal
4687 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4688 Arm_relocation_functions::jump24): Adjust call to
4689 Arm_relocate_functions::arm_branch_common. Update list of formal
4691 (Arm_relocate_functions::xpc25): New method definition.
4692 (Arm_relocate_functions::arm_branch_common): Move method defintion
4693 out from class definition. Use stubs for mode-switching and extending
4695 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4696 specially. Change code to enable use of stubs in ARM branches.
4698 2009-11-10 Doug Kwan <dougkwan@google.com>
4700 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4701 in method declaration.
4702 (Target_arm::relocate_stub): New method declaration.
4703 (Target_arm::default_target): Change to return a pointer instead of
4705 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4706 Target_arm::default_target.
4707 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4709 (Target_arm::relocate_section): Adjust view.
4710 (Target_arm::relocate_stub): New method definition.
4712 2009-11-10 Doug Kwan <dougkwan@google.com>
4714 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4716 * incremental.cc (open_incremental_binary): Initialized local
4717 variables to avoid warnings.
4718 * object.cc (make_elf_object): Ditto.
4719 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4722 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4725 * testsuite/plugin_test.c: Include "config.h".
4727 2009-11-09 Doug Kwan <dougkwan@google.com>
4729 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4730 (arm_symbol_value): Remove.
4731 (Arm_relocate_functions::arm_branch_common,
4732 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4733 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4734 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4735 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4736 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4737 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4738 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4739 Arm_relocate_functions::thm_mobw_abs_nc,
4740 Arm_relocate_functions::thm_mov_abs,
4741 Arm_relocate_functions::movw_prel_nc,
4742 Arm_relocate_functions::thm_movt_abs,
4743 Arm_relocate_functions::movt_prel,
4744 Arm_relocate_functions::thm_movw_prel_nc,
4745 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4746 (Target_arm::Relocate::relocate): Only decompose address into two
4747 parts if relocation type uses the thumb-bit and pass the actual
4748 bit instead of a flag indicating that the thumb-bit is used. Adjust
4749 calls to methods in Arm_relocate_functions for this change.
4751 2009-11-08 Ian Lance Taylor <iant@google.com>
4754 * reloc.cc: Instantiate
4755 Sized_relobj::initialize_input_to_output_maps and
4756 Sized_relobj:free_input_to_output_maps.
4758 2009-11-06 Ian Lance Taylor <iant@google.com>
4761 * defstd.cc (in_segment): Set only_if_ref true for "end".
4763 2009-11-06 Doug Kwan <dougkwan@google.com>
4765 * arm.cc (class Reloc_stub): Correct a comment.
4766 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4767 (Target_arm::scan_section_for_stubs): New method declaration.
4768 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4769 Change methods from private to protected.
4770 (Target_arm::do_may_relax): New method definition.
4771 (Target_arm::do_relax, Target_arm::group_sections,
4772 Target_arm::scan_reloc_for_stub,
4773 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4774 (Target_arm::arm_input_section_map_): New data member declaration.
4775 (Target_arm::scan_reloc_for_stub,
4776 Target_arm::scan_reloc_section_for_stubs,
4777 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4778 Target_arm::do_relax): New method definitions.
4780 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4782 * configure.ac: Check for (struct stat)::st_mtim
4783 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4784 * config.in: Regenerate.
4785 * configure: Regenerate.
4787 2009-11-05 Ian Lance Taylor <iant@google.com>
4790 * output.cc (Output_segment::add_output_section): Add missing
4793 2009-11-04 Ian Lance Taylor <iant@google.com>
4796 * object.h (class Object): Add is_needed and set_is_needed
4797 methods. Add is_needed_ field. Make bool fields into bitfields.
4798 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4799 defined in a dynamic object and referenced by a regular object,
4800 set is_needed for the dynamic object.
4801 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4802 if the file is marked with as_needed and it is not needed.
4804 2009-11-04 Ian Lance Taylor <iant@google.com>
4807 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4808 tags if data is discarded by linker script.
4809 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4810 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4811 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4812 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4814 2009-11-04 Ian Lance Taylor <iant@google.com>
4816 * layout.cc (Layout::get_output_section): Add is_interp and
4817 is_dynamic_linker_section parameters. Change all callers.
4818 (Layout::choose_output_section): Likewise.
4819 (Layout::make_output_section): Likewise.
4820 (Layout::add_output_section_data): Add is_dynamic_linker_section
4821 parameter. Change all callers.
4822 * layout.h (class Layout): Update declarations.
4823 * output.h (class Output_section): Add is_interp, set_is_interp,
4824 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4825 Add is_interp_, is_dynamic_linker_section_ fields. Change
4826 generate_code_fills_at_write_ to a bitfield.
4827 * output.cc (Output_section::Output_sections): Initialize new
4829 (Output_segment::add_output_section): Add do_sort parameter.
4832 2009-11-03 Ian Lance Taylor <iant@google.com>
4835 * options.h (class General_options): Add --warn-common.
4836 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4837 merging two common symbols.
4838 (Symbol_table::should_override): Handle --warn-common when merging
4839 a common symbol with a defined symbol. Use report_resolve_problem
4840 for multiple definitions.
4841 (Symbol_table::report_resolve_problem): New function.
4842 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4844 2009-11-03 Doug Kwan <dougkwan@google.com>
4846 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4848 (Target_arm::stub_factory): New method definition.
4849 (Target_arm::new_arm_input_section,
4850 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4851 Target_arm::reloc_uses_thumb_bit): New method declarations.
4852 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4853 New type definitions.
4854 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4855 member declarations.
4856 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4857 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4858 New method definitions.
4860 2009-11-03 Ian Lance Taylor <iant@google.com>
4862 * options.h (class General_options): Add --warn_constructors.
4864 2009-11-03 Ian Lance Taylor <iant@google.com>
4867 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4868 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4870 2009-11-03 Ian Lance Taylor <iant@google.com>
4873 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4874 --msgid-bugs-address.
4875 (install-pdf): New target.
4876 (install-data_yes): Look up one directory to find mkinstalldirs.
4878 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4880 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4883 2009-10-30 Doug Kwan <dougkwan@google.com>
4885 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4887 2009-10-30 Doug Kwan <dougkwan@google.com>
4889 * arm.cc (Stub_addend_reader): New struct template definition
4890 and partial specializations.
4891 (Stub_addend_reader::operator()): New method definition for a
4892 partially specialized template.
4894 2009-10-30 Doug Kwan <dougkwan@google.com>
4896 * arm.cc (Arm_relobj::processor_specific_flags): New method
4898 (Arm_relobj::do_read_symbols): New method declaration.
4899 (Arm_relobj::processor_specific_flags_): New data member declaration.
4900 (Arm_dynobj): New class definition.
4901 (Target_arm::do_finalize_sections): Add input_objects parameter.
4902 (Target_arm::do_adjust_elf_header): New method declaration.
4903 (Target_arm::are_eabi_versions_compatible,
4904 (Target_arm::merge_processor_specific_flags): New method declaration.
4905 (Target_arm::do_make_elf_object): New overloaded method definitions
4907 (Arm_relobj::do_read_symbols): New method definition.
4908 (Arm_dynobj::do_read_symbols): Ditto.
4909 (Target_arm::do_finalize_sections): Add input_objects parameters.
4910 Merge processor-specific flags from all input objects.
4911 (Target_arm::are_eabi_versions_compatible,
4912 Target_arm::merge_processor_specific_flags,
4913 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4914 New method definitions.
4915 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4916 Input_objects pointer type parameter.
4917 * layout.cc (Layout::finalize): Pass input objects to target's.
4918 finalize_sections function.
4919 * output.cc (Output_file_header::do_sized_write): Set ELF file
4920 header's processor-specific flags.
4921 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4922 Input_objects pointer type parameter.
4923 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4924 * target.h (Input_objects): New forward class declaration.
4925 (Target::processor_specific_flags,
4926 Target::are_processor_specific_flags_sect): New method definitions.
4927 (Target::finalize_sections): Add input_objects parameter.
4928 (Target::Target): Initialize processor_specific_flags_ and
4929 are_processor_specific_flags_set_.
4930 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4932 (Target::set_processor_specific_flags): New method definition.
4933 (Target::processor_specific_flags_,
4934 Target::are_processor_specific_flags_set_): New data member
4936 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4937 Input_objects pointer type parameter.
4939 2009-10-30 Doug Kwan <dougkwan@google.com>
4941 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4943 2009-10-28 Ian Lance Taylor <iant@google.com>
4945 * object.h (class Relobj): Drop options parameter from
4946 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4947 do_scan_relocs, do_relocate. Change all callers.
4948 (class Sized_relobj): Drop options parameters from
4949 do_gc_process_relocs, do_scan_relocs, do_relocate,
4950 do_relocate_sections, relocate_sections, emit_relocs_scan,
4951 emit_relocs_scan_reltype. Change all callers.
4952 (struct Relocate_info): Remove options field and all references to
4954 * reloc.h (class Read_relocs): Remove options constructor
4955 parameter and options_ field. Change all callers.
4956 (class Gc_process_relocs, class Scan_relocs): Likewise.
4957 (class Relocate_task): Likewise.
4958 * target-reloc.h (scan_relocs): Remove options parameter. Change
4960 (scan_relocatable_relocs): Likewise.
4961 * target.h (class Sized_target): Remove options parameter from
4962 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4964 * gc.h (gc_process_relocs): Remove options parameter. Change all
4966 * arm.cc: Update functions to remove options parameters.
4967 * i386.cc: Likewise.
4968 * powerpc.cc: Likewise.
4969 * sparc.cc: Likewise.
4970 * x86_64.cc: Likewise.
4971 * testsuite/testfile.cc: Likewise.
4973 2009-10-28 Doug Kwan <dougkwan@google.com>
4975 * arm.cc (Arm_relobj): New class definition.
4976 (Arm_relobj::scan_sections_for_stubs,
4977 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4978 New method definitions.
4980 2009-10-28 Cary Coutant <ccoutant@google.com>
4982 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4983 (Plugin::cleanup_done_): New member.
4984 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4985 (Plugin_manager::cleanup_done_): Remove.
4986 (Plugin_manager::add_input_file): Edit error message.
4987 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4988 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4990 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4992 * fileread.cc: (File_read::View::~View): Use the new
4993 data_ownership_ filed.
4994 (File_read::~File_read): Dispose the new whole_file_view_.
4995 (File_read::open): Mmap the whole file if needed.
4996 (File_read::open): Use whole_file_view_ instead of contents_.
4997 (File_read::find_view): Use whole_file_view_ if applicable.
4998 (File_read::do_read): Use whole_file_view_ instead of contents_.
4999 (File_read::make_view): Use whole_file_view_ instead of contents_,
5000 update File_read::View::View call.
5001 (File_read::find_or_make_view): Update File_read::View::View
5003 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5005 (File_read::View::Data_ownership): New enum.
5006 (File_read::View::View): Replace bool mapped_ with Data_ownership
5008 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5009 (File_read::View::data_ownership_): New field.
5010 (File_read::contents_): Remove (replaced by whole_file_view_).
5011 (File_read::whole_file_view_): New field.
5012 * options.h (class General_options): Add --keep-files-mapped.
5014 2009-10-27 Cary Coutant <ccoutant@google.com>
5016 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5017 * testsuite/Makefile.am (plugin_test_5): New test case.
5018 * testsuite/Makefile.in: Regenerate.
5020 2009-10-25 Doug Kwan <dougkwan@google.com>
5022 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5023 from private to protected to allow access by child class.
5024 (Sized_relobj::do_relocate_sections): New method declaration.
5025 (Sized_relobj::relocate_sections): Virtualize.
5026 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5027 Sized_relobj::relocate_sections. Instantiate template explicitly
5028 for different target sizes and endianity.
5030 2009-10-24 Doug Kwan <dougkwan@google.com>
5032 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5033 (Arm_input_section::as_arm_input_section): New method.
5034 (Arm_output_section): New class definition.
5035 (Arm_output_section::create_stub_group,
5036 Arm_output_section::group_sections): New method definitions.
5038 2009-10-22 Doug Kwan <dougkwan@google.com>
5040 * arm.cc (Arm_input_section): New class definition.
5041 (Arm_input_section::init, Arm_input_section:do_write,
5042 Arm_input_section::set_final_data_size,
5043 Arm_input_section::do_reset_address_and_file_offset): New method
5046 2009-10-21 Doug Kwan <dougkwan@google.com>
5048 * arm.cc (Stub_table, Arm_input_section): New forward class
5050 (Stub_table): New class defintion.
5051 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5052 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5053 New method definition.
5055 2009-10-21 Doug Kwan <dougkwan@google.com>
5057 * arm.cc: Update copyright comments.
5058 (Target_arm): New forward class template declaration.
5059 (Arm_address): New type.
5060 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5061 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5062 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5064 (Insn_template): Same.
5065 (DEF_STUBS): New macro.
5066 (Stub_type): New enum type.
5067 (Stub_template): New class definition.
5070 (Stub_factory): Same.
5071 (Target_arm::Target_arm): Initialize may_use_blx_ and
5072 should_force_pic_veneer_.
5073 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5074 Target_arm::should_force_pic_veneer,
5075 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5076 Target_arm::using_thumb_only, Target_arm:;default_target): New
5078 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5079 New data member declarations.
5080 (Insn_template::size, Insn_template::alignment): New method defintions.
5081 (Stub_template::Stub_template): New method definition.
5082 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5083 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5084 (Stub_factory::Stub_factory): New method definition.
5085 * gold.h (string_hash): New template.
5086 * output.h (Input_section_specifier::hash_value): Use
5088 (Input_section_specifier::string_hash): Remove.
5089 * stringpool.cc (Stringpool_template::string_hash): Use
5092 2009-10-20 Doug Kwan <dougkwan@google.com>
5094 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5095 symbols of relaxed input sections.
5096 * output.h (Output_section::find_relaxed_input_section): Make
5099 2009-10-16 Doug Kwan <dougkwan@google.com>
5101 * dynobj.cc (Versions::Versions): Initialize version_script_.
5102 Only insert base version symbol definition for a shared object
5103 if version script defines any version versions.
5104 (Versions::define_base_version): New method definition.
5105 (Versions::add_def): Check that base version is not needed.
5106 (Versions::add_need): Define base version lazily.
5107 * dynobj.h (Versions::define_base_version): New method declaration.
5108 (Versions::needs_base_version_): New data member declaration.
5109 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5110 (check_DATA): Add no_version_test.stdout.
5111 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5113 * testsuite/Makefile.in: Regenerate.
5114 * testsuite/no_version_test.c: New file.
5115 * testsuite/no_version_test.sh: Ditto.
5117 2009-10-16 Doug Kwan <dougkwan@google.com>
5119 * expression.cc (class Segment_start_expression): New class definition.
5120 (Segment_start_expression::value): New method definition.
5121 (script_exp_function_segment_start): Return a new
5122 Segment_start_expression.
5123 * gold/script-c.h (script_saw_segment_start_expression): New function
5125 * script-sections.cc (Script_sections::Script_sections): Initialize
5126 SAW_SEGMENT_START_EXPRESSION_ to false.
5127 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5128 and -Tbbs options to specify section addresses if given in
5129 command line and no SEGMENT_START expression is seen in a script.
5130 * script-sections.h (Script_sections::saw_segment_start_expression,
5131 Script_sections::set_saw_segment_start_expression): New method
5133 (Script_sections::saw_segment_start_expression_): New data member
5135 * script.cc (script_saw_segment_start_expression): New function.
5136 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5137 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5138 script_test_7.sh and script_test_8.sh.
5139 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5140 script_test_8.stdout.
5141 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5142 (script_test_6, script_test_6.stdout, script_test_7,
5143 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5144 * Makefile.in: Regenerate.
5145 * testsuite/script_test_6.sh: New file.
5146 * testsuite/script_test_6.t: Same.
5147 * testsuite/script_test_7.sh: Same.
5148 * testsuite/script_test_7.t: Same.
5149 * testsuite/script_test_8.sh: Same.
5151 2009-10-16 Doug Kwan <dougkwan@google.com>
5153 * output.cc (Output_segment::set_section_list_address): Cast
5154 expressions to unsigned long long type to avoid format warnings.
5156 2009-10-15 Ian Lance Taylor <iant@google.com>
5158 * script.cc (Script_options::add_symbol_assignment): Always add a
5159 dot assignment to script_sections_.
5160 * script-sections.cc (Script_sections::add_dot_assignment):
5161 Initialize if necessary.
5163 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5164 program headers with no load segment if there is a linker script.
5166 * layout.cc (Layout::set_segment_offsets): Align the file offset
5167 to the segment aligment for -N or -n with no load segment.
5168 * output.cc (Output_segment::add_output_section): Don't crash if
5169 the first section is a TLS section.
5170 (Output_segment::set_section_list_addresses): Print an error
5171 message if the address moves backward in a linker script.
5172 * script-sections.cc
5173 (Output_section_element_input::set_section_addresses): Don't
5174 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5175 (Orphan_output_section::set_section_addresses): Likewise.
5177 2009-10-15 Doug Kwan <dougkwan@google.com>
5179 * layout.cc (Layout::finish_dynamic_section): Generate tags
5180 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5181 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5182 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5184 2009-10-14 Ian Lance Taylor <iant@google.com>
5186 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5188 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5189 data_shdr fields of relinfo.
5190 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5191 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5192 R_386_TLS_LDO_32, adjust based on section flags.
5193 (Target_i386::Relocate::fix_up_ldo): Remove.
5195 2009-10-13 Ian Lance Taylor <iant@google.com>
5197 Add support for -pie.
5198 * options.h (class General_options): Add -pie and
5200 (General_options::output_is_position_independent): Test -pie.
5201 (General_options::output_is_executable): Return true if not shared
5202 and not relocatable.
5203 (General_options::output_is_pie): Remove.
5204 * options.cc (General_options::finalize): Reject incompatible uses
5206 * gold.cc (queue_middle_tasks): A -pie link is not static.
5207 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5208 * symtab.cc (Symbol::final_value_is_known): Return false if
5209 output_is_position_independent.
5210 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5211 output_is_position_independent.
5212 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5213 output_is_position_independent.
5214 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5215 output_is_position_independent.
5216 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5218 (basic_pie_test.o, basic_pie_test): New targets.
5219 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5220 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5221 (two_file_pie_test): New target.
5222 * testsuite/Makefile.in: Rebuild.
5223 * README: Remove note saying that -pie is not supported.
5225 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5227 * options.h (class General_options): Add -init and -fini.
5228 * layout.cc (Layout::finish_dynamic_section): Emit
5229 given init and fini functions.
5231 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5233 * gc.h (gc_process_relocs): Check if icf is enabled using new
5235 * gold.cc (queue_initial_tasks): Likewise.
5236 (queue_middle_tasks): Likewise.
5237 * object.cc (do_layout): Likewise.
5238 * symtab.cc (is_section_folded): Likewise.
5239 * main.cc (main): Likewise.
5240 * reloc.cc (Read_relocs::run): Likewise.
5241 (Sized_relobj::do_scan_relocs): Likewise.
5242 * icf.cc (is_function_ctor_or_dtor): New function.
5243 (Icf::find_identical_sections): Check if function is ctor or dtor when
5245 * options.h (General_options::icf): Change option to be an enum.
5246 (Icf_status): New enum.
5247 (icf_enabled): New method.
5248 (icf_safe_folding): New method.
5249 (set_icf_status): New method.
5250 (icf_status_): New variable.
5251 * (options.cc) (General_options::finalize): Set icf_status_.
5252 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5253 icf_test and icf_keep_unique_test to use the --icf enum flag.
5254 * testsuite/icf_safe_test.sh: New file.
5255 * testsuite/icf_safe_test.cc: New file.
5257 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5259 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5260 includes to gc.h and icf.h.
5261 * arm.cc: Include gc.h.
5262 * gold.cc: Likewise.
5263 * i386.cc: Likewise.
5264 * powerpc.cc: Likewise.
5265 * sparc.cc: Likewise.
5266 * x86_64.cc: Likewise.
5267 * gc.h: Include icf.h.
5269 2009-10-11 Ian Lance Taylor <iant@google.com>
5271 * plugin.cc: Include "gold.h" before other header files.
5273 2009-10-10 Chris Demetriou <cgd@google.com>
5275 * options.h (Input_file_argument::Input_file_type): New enum.
5276 (Input_file_argument::is_lib_): Replace with...
5277 (Input_file_argument::type_): New member.
5278 (Input_file_argument::Input_file_argument): Take Input_file_type
5279 'type' rather than boolean 'is_lib' as second argument.
5280 (Input_file_argument::is_lib): Use type_.
5281 (Input_file_argument::is_searched_file): New function.
5282 (Input_file_argument::may_need_search): Handle is_searched_file.
5283 * options.cc (General_options::parse_library): Support -l:filename.
5284 (General_options::parse_just_symbols): Update for Input_file_argument
5286 (Command_line::process): Likewise.
5287 * archive.cc (Archive::get_file_and_offset): Likewise.
5288 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5289 * script.cc (read_script_file, script_add_file): Likewise.
5290 * fileread.cc (Input_file::Input_file): Likewise.
5291 (Input_file::will_search_for): Handle is_searched_file.
5292 (Input_file::open): Likewise.
5293 * readsyms.cc (Read_symbols::get_name): Likewise.
5294 * testsuite/Makefile.am (searched_file_test): New test.
5295 * testsuite/Makefile.in: Regenerate.
5296 * testsuite/searched_file_test.cc: New file.
5297 * testsuite/searched_file_test_lib.cc: New file.
5299 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5300 Ian Lance Taylor <iant@google.com>
5302 * descriptor.cc: Include <cstdio> and "binary-io.h".
5303 (Descriptors::open): Open the files in binary mode always.
5304 * script.cc (Lex::get_token): Treat \r as whitespace.
5306 2009-10-09 Ian Lance Taylor <iant@google.com>
5308 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5310 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5311 Ian Lance Taylor <iant@google.com>
5313 * configure.ac: Check for readv function also.
5314 * fileread.cc (readv): Define if not HAVE_READV.
5315 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5317 * config.in: Regenerate.
5318 * configure: Regenerate.
5320 2009-10-09 Doug Kwan <dougkwan@google.com>
5322 * layout.cc (Layout::make_output_section): Call target hook to make
5323 ordinary output section.
5324 (Layout::finalize): Adjust parameter list of call the
5325 Target::may_relax().
5326 * layout.h (class Layout::section_list): New method.
5327 * merge.h (Output_merge_base::entsize): Change visibility to public.
5328 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5330 (Output_merge_string::do_is_string): New method.
5331 * object.cc (Sized_relobj::do_setup): renamed from
5332 Sized_relobj::set_up.
5333 * object.h (Sized_relobj::adjust_shndx,
5334 Sized_relobj::initializ_input_to_output_maps,
5335 Sized_relobj::free_input_to_output_maps): Change visibilities to
5337 (Sized_relobj::setup): Virtualize.
5338 (Sized_relobj::do_setup): New method declaration.
5339 (Sized_relobj::invalidate_section_offset,
5340 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5341 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5342 * options.cc (parse_int): New function.
5343 * options.h (parse_int): New declaration.
5344 (DEFINE_int): New macro.
5345 (stub_group_size): New option.
5346 * output.cc (Output_section::Output_section): Initialize memebers
5347 merge_section_map_, merge_section_by_properties_map_,
5348 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5349 (Output_section::add_input_section): Handled deferred code-fill
5350 generation and remove an old comment.
5351 (Output_section::add_relaxed_input_section): New method definition.
5352 (Output_section::add_merge_input_section): Use merge section by
5353 properties map to speed to search. Update merge section maps
5355 (Output_section::build_relaxation_map): New method definition.
5356 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5358 (Output_section::relax_input_section): Renamed to
5359 Output_section::convert_input_sections_to_relaxed_sections and change
5360 interface to take a vector of pointers to relaxed sections.
5361 (Output_section::find_merge_section,
5362 Output_section::find_relaxed_input_section): New method definitions.
5363 (Output_section::is_input_address_mapped,
5364 Output_section::output_offset, Output_section::output_address):
5365 Use output section data maps to speed up searching.
5366 (Output_section::find_starting_output_address): Add comments.
5367 (Output_section::do_write,
5368 Output_section::write_to_postprocessing_buffer): Do code-fill
5369 generation as appropriate.
5370 (Output_section::get_input_sections): Invalidate relaxed input section
5372 (Output_section::restore_states): Adjust type of checkpoint .
5373 Invalidate relaxed input section map.
5374 * output.h (Output_merge_base): New class declaration.
5375 (Input_section_specifier): New class defintion.
5376 (class Output_relaxed_input_section) Change base class to
5377 Output_section_data_build.
5378 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5379 base class initializer.
5380 (Output_section::add_relaxed_input_section): New method declaration.
5381 (Output_section::Input_section): Change visibility to protected.
5382 (Output_section::Input_section::relobj,
5383 Output_section::Input_section::shndx): Handle relaxed input sections.
5384 Output_section::input_sections) Change visibility to protected. Also
5385 define overload to return a non-const pointer.
5386 (Output_section::Merge_section_properties): New class defintion.
5387 (Output_section::Merge_section_by_properties_map,
5388 Output_section::Output_section_data_by_input_section_map,
5389 Output_section::Relaxation_map): New types.
5390 (Output_section::relax_input_section): Rename method to
5391 Output_section::convert_input_sections_to_relaxed_sections and change
5392 interface to take a vector of relaxed section pointers.
5393 (Output_section::find_merge_section,
5394 Output_section::find_relaxed_input_section,
5395 Output_section::build_relaxation_map,
5396 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5397 New method declarations.
5398 (Output_section::merge_section_map_
5399 Output_section::merge_section_by_properties_map_,
5400 Output_section::relaxed_input_section_map_,
5401 Output_section::is_relaxed_input_section_map_valid_,
5402 Output_section::generate_code_fills_at_write_): New data members.
5403 * script-sections.cc
5404 (Output_section_element_input::set_section_addresses): Call
5405 current_data_size and addralign methods of relaxed input sections.
5406 (Orphan_output_section::set_section_addresses): Call current_data_size
5407 and addralign methods of relaxed input sections.
5408 * symtab.cc (Symbol_table::compute_final_value): Extract template
5409 from the body of Symbol_table::sized_finalize_symbol.
5410 (Symbol_table::sized_finalized_symbol): Call
5411 Symbol_table::compute_final_value.
5412 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5413 (Symbol_table::compute_final_value): New templated method declaration.
5414 * target.cc (Target::do_make_output_section): New method defintion.
5415 * target.h (Target::make_output_section): New method declaration.
5416 (Target::relax): Add more parameters for input objects, symbol table
5417 and layout. Adjust call to do_relax.
5418 (Target::do_make_output_section): New method declaration.
5419 (Target::do_relax): Add parameters for input objects, symbol table
5422 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5424 * pread.c: Include stdio.h.
5426 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5428 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5431 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5433 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5434 Change read_shndx type to unsigned int.
5435 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5437 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5438 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5439 Change read_shndx type to unsigned int.
5440 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5442 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5443 * layout.cc (Layout::create_symtab_sections): Cast the result of
5444 local_symcount * symsize to off_t in the gold_assert.
5446 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5448 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5449 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5451 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5452 (Arm_relocate_functions::thm_abs5): New function.
5453 (Arm_relocate_functions::abs12): New function.
5454 (Arm_relocate_functions::abs16): New function.
5455 (Arm_relocate_functions::base_abs): New function.
5456 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5457 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5458 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5460 (Scan::global): Likewise.
5461 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5462 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5463 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5464 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5467 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5469 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5470 (Arm_relocate_functions::movt_prel): New function.
5471 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5472 (Arm_relocate_functions::thm_movt_prel): New function.
5473 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5474 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5475 (Scan::global, Relocate::relocate): Likewise.
5476 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5478 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5480 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5481 Incremental_checker.
5482 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5484 (class Incremental_inputs_header): New class.
5485 (Incremental_inputs_header_writer): Edit comment.
5486 (Incremental_inputs_entry): New class.
5487 (Incremental_inputs_entry_writer): Edit comment.
5488 (Sized_incremental_binary::do_find_incremental_inputs_section):
5489 Add *strtab_shndx parameter, fill it.
5490 (Sized_incremental_binary::do_check_inputs): New method.
5491 (Incremental_checker::can_incrementally_link_output_file): Use
5492 Sized_incremental_binary::check_inputs.
5493 (Incremental_inputs::report_command_line): Save command line in
5496 (Incremental_binary::find_incremental_inputs_section): New
5498 (Incremental_binary::do_find_incremental_inputs_section): Add
5499 strtab_shndx parameter.
5500 (Incremental_binary::do_check_inputs): New pure virtual method.
5501 (Sized_incremental_binary::do_check_inputs): Declare.
5502 (Incremental_checker::Incremental_checker): Add incremental_inputs
5503 parameter, use it to initialize incremental_inputs_.
5504 (Incremental_checker::incremental_inputs_): New field.
5505 (Incremental_checker::command_line): New method.
5506 (Incremental_checker::inputs): New method.
5507 (Incremental_checker::command_line_): New field.
5509 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5511 * incremental.cc: Include <cstdarg> and "target-select.h".
5512 (vexplain_no_incremental): New function.
5513 (explain_no_incremental): New function.
5514 (Incremental_binary::error): New method.
5515 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5517 (make_sized_incremental_binary): New function.
5518 (open_incremental_binary): New function.
5519 (can_incrementally_link_file): Add checks if output is ELF and has
5521 * incremental.h: Include "elfcpp_file.h" and "output.h".
5522 (Incremental_binary): New class.
5523 (Sized_incremental_binary): New class.
5524 (open_incremental_binary): Declare.
5525 * object.cc (is_elf_object): Use
5526 elfcpp::Elf_recognizer::is_elf_file.
5527 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5528 * output.h (Output_file::filesize): New method.
5530 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5532 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5534 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5535 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5537 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5539 (Arm_relocate_functions::movw_abs_nc): New function.
5540 (Arm_relocate_functions::movt_abs): New function.
5541 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5542 (Arm_relocate_functions::thm_movt_abs): New function.
5543 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5544 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5545 (Scan::global): Likewise.
5546 (Relocate::relocate): Likewise.
5547 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5549 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5551 * arm.cc (Arm_relocate_functions::got_prel) New function.
5552 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5553 (Relocate::relocate): Likewise.
5554 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5556 2009-10-06 Ian Lance Taylor <iant@google.com>
5558 * options.h (class General_options): Define
5559 split_stack_adjust_size parameter.
5560 * object.h (class Object): Add uses_split_stack_ and
5561 has_no_split_stack_ fields. Add uses_split_stack and
5562 has_no_split_stack accessor functions. Declare
5563 handle_split_stack_section.
5564 (class Reloc_symbol_changes): Define.
5565 (class Sized_relobj): Define Function_offsets. Declare
5566 split_stack_adjust, split_stack_adjust_reltype, and
5568 * object.cc (Object::handle_split_stack_section): New function.
5569 (Sized_relobj::do_layout): Call handle_split_stack_section.
5570 * dynobj.cc (Sized_dynobj::do_layout): Call
5571 handle_split_stack_section.
5572 * reloc.cc (Sized_relobj::relocate_sections): Call
5573 split_stack_adjust for executable sections in split_stack
5574 objects. Pass reloc_map to relocate_section.
5575 (Sized_relobj::split_stack_adjust): New function.
5576 (Sized_relobj::split_stack_adjust_reltype): New function.
5577 (Sized_relobj::find_functions): New function.
5578 * target-reloc.h: Include "object.h".
5579 (relocate_section): Add reloc_symbol_changes parameter. Change
5581 * target.h (class Target): Add calls_non_split method. Declare
5582 do_calls_non_split virtual method. Declare match_view and
5584 * target.cc: Include "elfcpp.h".
5585 (Target::do_calls_non_split): New function.
5586 (Target::match_view): New function.
5587 (Target::set_view_to_nop): New function.
5588 * gold.cc (queue_middle_tasks): Give an error if mixing
5589 split-stack and non-split-stack objects with -r.
5590 * i386.cc (Target_i386::relocate_section): Add
5591 reloc_symbol_changes parameter.
5592 (Target_i386::do_calls_non_split): New function.
5593 * x86_64.cc (Target_x86_64::relocate_section): Add
5594 reloc_symbol_changes parameter.
5595 (Target_x86_64::do_calls_non_split): New function.
5596 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5598 * powerpc.cc (Target_powerpc::relocate_section): Add
5599 reloc_symbol_changes parameter.
5600 * sparc.cc (Target_sparc::relocate_section): Add
5601 reloc_symbol_changes parameter.
5602 * configure.ac: Call AM_CONDITIONAL for the default target.
5603 * configure: Rebuild.
5604 * testsuite/Makefile.am (TEST_AS): New variable.
5605 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5606 (check_DATA): Add split_i386 and split_x86_64 files.
5607 (SPLIT_DEFSYMS): Define.
5608 (split_i386_[1234n].o): New targets.
5609 (split_i386_[124]): New targets.
5610 (split_i386_[1234r].stdout): New targets.
5611 (split_x86_64_[1234n].o): New targets.
5612 (split_x86_64_[124]): New targets.
5613 (split_x86_64_[1234r].stdout): New targets.
5614 (MOSTLYCLEANFILES): Add new executables.
5615 * testsuite/split_i386.sh: New file.
5616 * testsuite/split_x86_64.sh: New file.
5617 * testsuite/split_i386_1.s: New file.
5618 * testsuite/split_i386_2.s: New file.
5619 * testsuite/split_i386_3.s: New file.
5620 * testsuite/split_i386_4.s: New file.
5621 * testsuite/split_i386_n.s: New file.
5622 * testsuite/split_x86_64_1.s: New file.
5623 * testsuite/split_x86_64_2.s: New file.
5624 * testsuite/split_x86_64_3.s: New file.
5625 * testsuite/split_x86_64_4.s: New file.
5626 * testsuite/split_x86_64_n.s: New file.
5627 * testsuite/testfile.cc (Target_test): Update relocation_section
5629 * testsuite/Makefile.in: Rebuild.
5631 2009-10-06 Ian Lance Taylor <iant@google.com>
5633 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5634 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5635 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5636 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5637 the address on ldo_addrs_.
5638 (Target_i386::Relocate::fix_up_ldo): New function.
5640 2009-10-06 Rafael Espindola <espindola@google.com>
5642 * plugin.cc (add_input_library): New.
5643 (Plugin::load): Add add_input_library to tv.
5644 (Plugin_manager::add_input_file): Add the is_lib argument.
5645 (add_input_file): Update call to Plugin_manager::add_input_file.
5646 (add_input_library): New.
5647 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5649 2009-09-30 Doug Kwan <dougkwan@google.com>
5651 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5652 symbol and call Symbol::may_need_copy_reloc to determine if
5653 a copy reloc is needed.
5654 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5655 nocopyreloc is given in command line.
5656 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5657 given in command line.
5658 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5659 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5660 of the removed Target_i386::may_need_copy_reloc.
5661 * options.h (copyreloc): New option with default value false.
5662 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5663 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5664 instead of the removed Target_powerpc::may_need_copy_reloc.
5665 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5666 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5667 instead of the removed Target_sparc::may_need_copy_reloc.
5668 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5669 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5670 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5671 instead of the removed Target_x86_64::may_need_copy_reloc.
5673 2009-09-30 Ian Lance Taylor <iant@google.com>
5675 * object.h (class Object): Remove target_ field, and target,
5676 sized_target, and set_target methods.
5677 (Object::sized_target): Remove.
5678 (class Sized_relobj): Update declarations. Remove sized_target.
5679 * object.cc (Sized_relobj::setup): Remove target parameter.
5681 (Input_objects::add_object): Don't do anything with the target.
5682 (make_elf_sized_object): Add punconfigured parameter. Change all
5683 callers. Set or test parameter target.
5684 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5686 * parameters.cc (Parameters::set_target): Change parameter type to
5688 (Parameters::default_target): Remove.
5689 (set_parameters_target): Change parameter type to be non-const.
5690 (parameters_force_valid_target): New function.
5691 (parameters_clear_target): New function.
5692 * parameters.h (class Parameters): Update declarations. Remove
5693 default_target method. Add sized_target and clear_target
5694 methods. Change target_ to be non-const.
5695 (set_parameters_target): Update declaration.
5696 (parameters_force_valid_target): Declare.
5697 (parameters_clear_target): Declare.
5698 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5699 as NULL if we aren't searching.
5700 (Add_symbols::run): Don't check for compatible target.
5701 * fileread.cc (Input_file::open_binary): Call
5702 parameters_force_valid_target.
5703 * gold.cc (queue_middle_tasks): Likewise.
5704 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5705 set_target on object.
5706 * dynobj.h (class Sized_dynobj): Update declarations.
5707 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5708 make_elf_object returns NULL.
5709 (Archive::include_member): Don't check whether object target is
5711 * output.cc (Output_section::add_input_section): Get target from
5713 (Output_section::relax_input_section): Likewise.
5714 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5716 (Sized_relobj::do_scan_relocs): Likewise.
5717 (Sized_relobj::relocate_sections): Likewise.
5718 * resolve.cc (Symbol_table::resolve): Likewise.
5719 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5720 parameter. Change all callers.
5721 (Symbol_table::add_from_object): Get target from parameters.
5722 (Symbol_table::add_from_relobj): Don't check object target.
5723 (Symbol_table::add_from_dynobj): Likewise.
5724 (Symbol_table::define_special_symbol): Get target from
5726 * symtab.h (class Symbol_table): Update declaration.
5727 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5728 parameter. Change all callers. Clear parameter target.
5729 (Binary_test): Test target here.
5730 * testsuite/object_unittest.cc (gold_testsuite): Remove
5731 target_test_pointer parameter. Change all callers.
5732 (Object_test): Test target here.
5734 2009-09-26 Ian Lance Taylor <iant@google.com>
5736 * testsuite/initpri1.c: Don't try to use constructor priorities if
5737 compiling with gcc before 4.3.
5739 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5741 * testsuite/retain_symbols_file_test.sh (check_present): Change
5742 output file name to retain_symbols_file_test.stdout.
5743 (check_absent): Likewise.
5745 2009-09-18 Craig Silverstein <csilvers@google.com>
5747 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5748 * options.cc: Include <cerrno> and <fstream>.
5749 (General_options::finalize): Parse -retain-symbols-file tag.
5750 * options.h: New flag.
5751 (General_options): New method should_retain_symbol, new
5752 variable symbols_to_retain.
5753 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5754 should_retain_symbol map.
5755 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5756 * testsuite/Makefile.in: Regenerate.
5757 * testsuite/retain_symbols_file_test.sh: New file.
5759 2009-09-18 Nick Clifton <nickc@redhat.com>
5761 * po/es.po: Updated Spanish translation.
5763 2009-09-17 Doug Kwan <dougkwan@google.com>
5765 * debug.h (DEBUG_RELAXATION): New constant.
5766 (DEBUG_ALL): Add DEBUG_RELAXATION.
5767 (debug_string_to_enum): Add relaxation debug option.
5769 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5770 Layout::Relaxation_debug_check::read_sections,
5771 Layout::Relaxation_debug_check::read_sections): New method definitions.
5772 (Layout::Layout): Initialize data members
5773 record_output_section_data_from_scrips_,
5774 script_output_section_data_list_ and relaxation_debug_check_.
5775 (Layout::save_segments, Layout::restore_segments,
5776 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5777 Layout::relaxation_loop_body): New method definitions.
5778 (Layout::finalize): Support relaxation. Move section layout code to
5779 Layout::relaxation_loop_body.
5780 (Layout::set_asection_address_from_script): Move code for orphan
5781 section placement out.
5782 (Layout::place_orphan_sections_in_script): New method definition.
5783 * layout.h (Output_segment_headers, Output_file_header):
5784 New forward class declarations.
5785 (Layout::~Layout): Define.
5786 (Layout::new_output_section_data_from_script): New method definition.
5787 (Layout::place_orphan_sections_in_script): New method declaration.
5788 (Layout::Segment_states): New type declaration.
5789 (Layout::save_segments, Layout::restore_segments,
5790 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5791 Layout::relaxation_loop_body): New method declarations.
5792 (Layout::Output_section_data_list): New type declaration.
5793 (Layout::Relaxation_debug_check): New class definition.
5794 (Layout::record_output_section_data_from_script_,
5795 Layout::script_output_section_data_list_, Layout::segment_states_,
5796 Layout::relaxation_debug_check_): New data members.
5797 * output.cc: (Output_section_headers::do_size): New method definition.
5798 (Output_section_headers::Output_section_headers): Move size
5799 computation to Output_section_headers::do_size.
5800 (Output_segment_headers::do_size): New method definition.
5801 (Output_file_header::Output_file_header): Move size computation to
5802 Output_file_header::do_size and call it.
5803 (Output_file_header::do_size): New method definition.
5804 (Output_data_group::Output_data_group): Adjust call to
5805 Output_section_data.
5806 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5807 (Output_symtab_xindex::do_write): Add array bound check.
5808 (Output_section::Input_section::print_to_mapfile): Handle
5809 RELAXED_INPUT_SECTION_CODE.
5810 (Output_section::Output_section): Initialize data member checkpoint_.
5811 (Output_section::~Output_section): Delete checkpoint object pointed
5813 (Output_section::add_input_section): Always add an Input_section if
5815 (Output_section::add_merge_input_section): Add assert.
5816 (Output_section::relax_input_section): New method definition.
5817 (Output_section::set_final_data_size): Set load address to zero for
5818 an unallocated section.
5819 (Output_section::do_address_and_file_offset_have_reset_values):
5820 New method definition.
5821 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5822 Handle relaxed input section.
5823 (Output_section::sort_attached_input_sections): Checkpoint input
5824 section list lazily.
5825 (Output_section::get_input_sections): Change type of input_sections to
5826 list of Simple_input_section pointers. Checkpoint input section list
5827 lazily. Also handle relaxed input sections.
5828 (Output_section::add_input_section_for_script): Take a reference to
5829 a Simple_input_section object instead of Relobj pointer and section
5830 index as parameter. Handle relaxed input sections.
5831 (Output_section::save_states, Output_section::restore_states): New
5833 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5834 (Output_data::is_data_size_fixed): New method definition.
5835 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5837 (Output_data::address_and_file_offset_have_reset_values): New method
5839 (Output_data::do_address_and_file_offset_have_reset_values): New method
5841 (Output_data::set_data_size): Check that data size is not fixed.
5842 (Output_data::fix_data_size): New method definition.
5843 (Output_data::is_data_size_fixed_): New data member.
5844 (Output_section_headers::set_final_data_size): New method definition.
5845 (Output_section_headers::do_size): New method declaration.
5846 (Output_segment_headers::set_final_data_size): New method definition.
5847 (Output_segment_headers::do_size): New method declaration.
5848 (Output_file_header::set_final_data_size)::New method definition.
5849 (Output_file_header::do_size)::New method declaration.
5850 (Output_section_data::Output_section_data): Add new parameter
5851 is_data_size_fixed and use it to fix data size.
5852 (Output_data_const::Output_data_const): Adjust call to base class
5853 constructor and fix data size.
5854 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5855 base class constructor and fix data size.
5856 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5857 base class constructor and fix data size.
5858 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5859 class constructor and fix data size.
5860 (Output_data_group::set_final_data_size): New method definition.
5861 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5862 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5863 class constructor and fix data size.
5864 (Output_relaxed_input_section): New class definition.
5865 (Output_section::Simple_input_section): New class definition.
5866 (Output_section::get_input_sections): Adjust parameter list.
5867 (Output_section::add_input_section_for_script): Same.
5868 (Output_section::save_states, Output_section::restore_states,
5869 Output_section::do_address_and_file_offset_have_reset_values,
5870 (Output_section::Input_section::Input_section): Handle
5871 RELAXED_INPUT_SECTION_CODE. Add new overload for
5872 Output_relaxed_input_section.
5873 (Output_section::Input_section::is_input_section,
5874 Output_section::Input_section::set_output_section): Handle relaxed
5876 (Output_section::Input_section::is_relaxed_input_section,
5877 Output_section::Input_section::output_section_data,
5878 Output_section::Input_section::relaxed_input_section): New method
5880 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5882 (Output_section::Input_section::u1_): Update comments.
5883 (Output_section::Input_section::u2_): Add new union member poris.
5884 (Output_section::Checkpoint_output_section): New classs definition.
5885 (Output_section::relax_input_section): New method declaration.
5886 (Output_section::checkpoint_): New data member.
5887 (Output_segment): Update comments.
5888 (Output_segment::Output_segment): Un-privatize copy constructor.
5889 (Output_segment::operator=): Un-privatize.
5890 * script-sections.cc (Output_section_element::Input_section_list):
5891 Change element type to Output_section::Simple_input_section.
5892 (Output_section_element_dot_assignment::set_section_addresses):
5893 Register output section data for relaxation clean up.
5894 (Output_data_exression::Output_data_expression): Adjust call to base
5895 constructor to fix data size.
5896 (Output_section_element_data::set_section_addresses): Register
5897 Output_data_expression object for relaxation clean up.
5898 (struct Input_section_info): Replace Relobj pointer and section index
5899 pair with Output_section::Simple_input_section and Convert struct to a
5901 (Input_section_sorter::operator()): Adjust access to
5902 Input_section_info data member to use accessors.
5903 (Output_section_element_input::set_section_addresses): Use layout
5904 parameter. Adjust code to use Output_section::Simple_input_section
5905 and Input_secction_info classes. Register filler for relaxation
5907 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5908 and section index pair with Output_section::Simple_input_section
5909 class. Adjust code accordingly.
5910 (Phdrs_element::release_segment): New method definition.
5911 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5913 (Script_sections::release_segments): New method definition.
5914 * gold/script-sections.h (Script_sections::release_segments): New
5916 * gold/target.h (Target::may_relax, Target::relax,
5917 Target::do_may_relax, Target::do_relax): New method definitions.
5919 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5921 * arm.cc (has_signed_unsigned_overflow): New function.
5922 (Arm_relocate_functions::abs8): New function.
5923 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5924 (Target_arm::Scan::global): Likewise.
5925 (Target_arm::relocate::relocate): Likewise.
5926 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5929 2009-09-16 Cary Coutant <ccoutant@google.com>
5931 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5932 * testsuite/Makefile.in: Regenerate.
5934 2009-09-11 Nick Clifton <nickc@redhat.com>
5936 * po/gold.pot: Updated by the Translation project.
5938 2009-09-08 Cary Coutant <ccoutant@google.com>
5940 * output.cc (Output_file::open): Add execute permission to empty file.
5941 * testsuite/Makefile.am (permission_test): New test.
5942 * testsuite/Makefile.in: Regenerate.
5944 2009-09-02 Ian Lance Taylor <iant@google.com>
5946 * output.cc (Output_file::resize): Call map_no_anonymous rather
5949 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5951 * gold.cc: Include "incremental.h".
5952 (queue_initial_tasks): Call Incremental_checker methods.
5953 * incremental.cc: Include "output.h".
5954 (Incremental_checker::can_incrementally_link_output_file): New
5956 * incremental.h (Incremental_checker): New class.
5958 * output.cc (Output_file::open_for_modification): New method.
5959 (Output_file::map_anonymous): Changed return type to bool. Record
5961 (Output_file::map_no_anonymous): New method, broken out of map.
5962 (Output_file::map): Use map_no_anonymous and map_anonymous.
5963 * output.h (class Output_file): Update declarations.
5965 2009-08-24 Cary Coutant <ccoutant@google.com>
5967 * options.h (Command_line::Pre_options): New class.
5968 (Command_line::pre_options): New member.
5969 * options.cc (gold::options::ready_to_register): New variable.
5970 (One_option::register_option): Do nothing if not registering options.
5971 Assert if same short option registered twice.
5972 (General_options::General_options): Turn off option registration when
5974 (Command_line::Pre_options::Pre_options): New constructor.
5976 2009-08-24 Cary Coutant <ccoutant@google.com>
5978 * options.h (General_options::no_keep_memory): Remove incorrect
5981 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5983 * Makefile.am (am__skiplex, am__skipyacc): New.
5984 * Makefile.in: Regenerate.
5986 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5988 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5989 (INCLUDES): ... this.
5990 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5991 (AM_CPPFLAGS): Renamed from ...
5992 (INCLUDE): ... this.
5993 * Makefile.in, testsuite/Makefile.in: Regenerate.
5995 * Makefile.in: Regenerate.
5996 * aclocal.m4: Likewise.
5997 * config.in: Likewise.
5998 * configure: Likewise.
5999 * testsuite/Makefile.in: Likewise.
6001 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6002 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6003 * Makefile.in: Regenerate.
6004 * testsuite/Makefile.in: Regenerate.
6006 2009-08-19 Cary Coutant <ccoutant@google.com>
6008 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6009 symbols in shared libraries overridden by hidden or internal symbols
6010 in the main program.
6012 2009-08-19 Chris Demetriou <cgd@google.com>
6014 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6015 checking source file names in error messages.
6017 2009-08-18 Doug Kwan <dougkwan@google.com>
6019 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6020 an elcpp::Ehdr as parameter. Adjust call to set_target.
6021 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6022 an elfcpp::Ehdr as parameter.
6023 * object.cc (Object::set_target): Remove the version that looks up
6024 a target and sets it.
6025 (Sized_relobj::setup): Take a Target object instead of
6026 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6027 (make_elf_sized_object): Find target and ask target to
6029 * object.h: (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.
6033 * target.cc: Include dynobj.h.
6034 (Target::do_make_elf_object_implementation): New.
6035 (Target::do_make_elf_object): New.
6036 * target.h (Target::make_elf_object): New template declaration.
6037 (Target::do_make_elf_object): New method declarations.
6038 (Target::do_make_elf_object_implementation): New template declaration.
6040 2009-08-14 Ian Lance Taylor <iant@google.com>
6042 * gold.h (FUNCTION_NAME): Define.
6043 (gold_unreachable): Use FUNCTION_NAME.
6045 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6047 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6048 symbol in the --keep-unique list is not found.
6050 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6052 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6053 been maked as --keep-unique.
6054 (Icf::unfold_section): New function.
6055 * icf.h (Icf::unfold_section): New function.
6056 * options.h (General_options::keep_unique): New option.
6057 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6058 * testsuite/Makefile.in: Regenerate.
6059 * testsuite/icf_keep_unique_test.sh: New file.
6060 * testsuite/icf_keep_unique_test.cc: New file.
6062 2009-08-12 Cary Coutant <ccoutant@google.com>
6065 * resolve.cc (Symbol_table::resolve): Check for references from
6066 dynamic objects to hidden and internal symbols.
6067 * testsuite/Makefile.am (hidden_test.sh): New test.
6068 * testsuite/Makefile.in: Regenerate.
6069 * testsuite/hidden_test.sh: New script.
6070 * testsuite/hidden_test_1.c: New test source.
6071 * testsuite/hidden_test_main.c: New test source.
6073 2009-08-11 Doug Kwan <dougkwan@google.com>
6075 * arm.cc: Update comments.
6076 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6077 segment to locate the .ARM.exidx section if present.
6079 2009-08-09 Doug Kwan <dougkwan@google.com>
6081 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6084 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6085 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6088 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6090 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6091 valid tls_segment only for non-debug-section relocations.
6092 * testsuite/Makefile.am: Add gc_tls_test.
6093 * testsuite/Makefile.in: Regenerate.
6094 * testsuite/gc_tls_test.cc: New file.
6095 * testsuite/gc_tls_test.sh: New file.
6097 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6101 * Makefile.am (CCFILES): Add icf.cc.
6103 * Makefile.in: Regenerate.
6104 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6105 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6106 section, symbol and addend information for the relocs.
6107 * gold.cc (queue_middle_tasks): Call identical code folding.
6108 * gold.h: Add defines for multimap.
6109 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6110 to the call of finalize_local_symbols.
6111 * main.cc (main): Create object of class Icf.
6112 * object.cc (Sized_relobj::do_layout): Allow this function to be
6113 called twice during icf.
6114 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6115 to sections marked as identical by icf.
6116 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6118 (Sized_relobj::do_section_entsize): New function.
6119 * object.h (Object::section_entsize): New function.
6120 (Object::do_section_entsize): New pure virtual function.
6121 (Relobj::finalize_local_symbols): Add new parameter.
6122 (Relobj::do_section_entsize): New function.
6123 * options.h (General_options::icf): New option.
6124 (General_options::icf_iterations): New option.
6125 (General_options::print_icf_sections): New option.
6126 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6127 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6128 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6130 * symtab.cc (Symbol_table::is_section_folded): New function.
6131 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6132 to sections marked as identical by icf.
6133 * symtab.h (Symbol_table::set_icf): New function.
6134 (Symbol_table::icf): New function.
6135 (Symbol_table::is_section_folded): New function.
6136 (Symbol_table::icf_): New data member.
6137 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6138 * testsuite/Makefile.am: Add commands to build icf_test.
6139 * testsuite/Makefile.in: Regenerate.
6140 * testsuite/icf_test.sh: New file.
6141 * testsuite/icf_test.cc: New file.
6143 2009-07-24 Chris Demetriou <cgd@google.com>
6145 * layout.cc (is_compressible_debug_section): Fix incorrect
6146 comment about compressed section names.
6148 2009-07-20 Ian Lance Taylor <ian@airs.com>
6151 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6153 2009-07-16 Ian Lance Taylor <iant@google.com>
6156 * layout.h: #include <map>.
6157 (class Kept_section): Change from struct to class. Add accessors
6158 and setters. Add section size to Comdat_group mapping. Change
6159 Comdat_group to std::map. Add is_comdat_ field. Add
6160 linkonce_size field in union.
6161 (class Layout): Update declaration of find_or_add_kept_section.
6162 Don't declare find_kept_object.
6163 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6164 parameter. Add object, shndx, is_comdat, and is_group_name
6165 parameters. Change all callers. Adjust for new Kept_section.
6166 (Layout::find_kept_object): Remove.
6167 * object.cc (Sized_relobj::include_section_group): Update use of
6168 Kept_section. Rename secnum to shndx. Only record
6169 Kept_comdat_section if sections are the same size.
6170 (Sized_relobj::include_linkonce_section): Update use of
6171 Kept_section. Only record Kept_comdat_section if sections are the
6172 same size. Set size of linkonce section.
6173 (Sized_relobj::map_to_kept_section): Update call to
6174 get_kept_comdat_section.
6175 * object.h (class Sized_relobj): Rename fields in
6176 Kept_comdat_section to drop trailing underscores; change object
6177 field to Relobj*. Change Kept_comdat_section_table to store
6178 struct rather than pointer.
6179 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6180 Add kept_object and kept_shndx parameters. Change all callers.
6181 (Sized_relobj::get_kept_comdat_section): Change return type to
6182 bool. Add kept_object and kept_shndx parameters. Change all
6184 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6185 Layout::find_or_add_kept_section.
6187 2009-07-09 Ian Lance Taylor <iant@google.com>
6189 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6190 Reserve space in the hash table.
6192 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6194 * fileread.cc (File_read::get_mtime): New method.
6195 * fileread.h (Timespec): New structure.
6196 (File_read::get_mtime): New method.
6197 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6198 Renamed from timestamp_nsec.
6199 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6201 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6203 (Incremental_inputs::report_archive): Save mtime; style fix.
6204 (Incremental_inputs::report_obejct): Save mtime; style fix.
6205 (Incremental_inputs::report_script): Save mtime; style fix.
6206 (Incremental_inputs::finalize_inputs): Style fix.
6207 (Incremental_inputs::finalize): Style fix.
6208 (Incremental_inputs::create_input_section_data): Store inputs
6210 * incremental.h (Incremental_inputs::report_script): Add mtime
6212 (Incremental_inputs::Input_info::Input_info): Intialize only one
6214 (Incremental_inputs::Input_info::archive): Move to nameless
6216 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6217 (Incremental_inputs::Input_info::script): Move to nameless union.
6218 (Incremental_inputs::mtime): New field.
6219 * script.cc (read_input_script): Pass file mtime to
6221 * script.h (Script_info::inputs): Style fix.
6223 2009-07-01 Ian Lance Taylor <ian@airs.com>
6225 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6228 2009-06-24 Ian Lance Taylor <iant@google.com>
6231 * layout.cc (Layout::choose_output_section): If we find an
6232 existing section, update the flags.
6233 (Layout::create_notes): New function, broken out of
6235 (Layout::finalize): Don't create note sections.
6236 (Layout::create_note): Don't crash if linker script discards
6238 (Layout::create_gold_note): Likewise.
6239 (Layout::create_build_id): Likewise. Don't set
6240 after_input_sections on the section.
6241 (Layout::create_executable_stack_info): Remove target parameter.
6243 * layout.h (class Layout): Declare create_notes. Update
6244 declaration of create_executable_stack_info.
6245 * gold.cc (queue_middle_tasks): Call create_notes.
6246 * output.cc (Output_section::update_flags_for_input_section): Move
6247 here from output.h. If SHF_ALLOC flag is newly set, mark address
6249 * output.h (Output_data::mark_address_invalid): New function.
6250 (class Output_section): Only declare, not define,
6251 update_flags_for_input_section. Remove set_flags.
6253 2009-06-24 Ian Lance Taylor <iant@google.com>
6255 * script-sections.cc (Output_section_definition::
6256 set_section_addresses): Rename shadowing local load_address to
6259 2009-06-24 Ian Lance Taylor <iant@google.com>
6262 * reloc.cc (relocate_sections): Skip empty relocation sections.
6264 2009-06-23 Ian Lance Taylor <iant@google.com>
6267 * layout.cc (Layout::create_note): Use choose_output_section
6268 rather than make_output_section.
6270 2009-06-23 Ian Lance Taylor <iant@google.com>
6273 * options.cc (General_options::parse_V): Set printed_version_.
6274 (General_options::General_options): Initialize printed_version_.
6275 * options.h (class General_options): Add printed_version_ field.
6276 * gold.cc (queue_initial_tasks): If there are no input files,
6277 don't give a fatal error if we printed the version information.
6278 (queue_middle_tasks): If using -r with a shared object, give a
6279 fatal error rather than an ordinary error.
6281 2009-06-23 Ian Lance Taylor <iant@google.com>
6284 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6285 (Layout::make_output_section): Set have_stabstr_section_ if we see
6286 a .stab*str section.
6287 (Layout::finalize): Call link_stabs_sections.
6288 (Layout::link_stabs_sections): New file.
6289 * layout.h (class Layout): Add have_stabstr_section_ field.
6290 Declare link_stabs_sections.
6292 2009-06-23 Doug Kwan <dougkwan@google.com>
6294 * Makefile.am (libgold_a_LIBADD): New.
6295 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6296 * Makefile.in: Regenerate.
6297 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6298 * configure: Regenerate.
6299 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6300 * fileread.cc: Include sys/state.h
6301 * gold.h: Declare memmem and strndup if found missing.
6302 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6304 2009-06-23 Ian Lance Taylor <iant@google.com>
6306 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6307 * configure: Rebuild.
6309 2009-06-23 Ian Lance Taylor <iant@google.com>
6312 * object.cc (Object::section_contents): Don't try to get a view if
6313 the section has length zero.
6314 (Object::handle_gnu_warning_section): If the section is empty, use
6315 the name of the section as the warning.
6317 2009-06-23 Ian Lance Taylor <iant@google.com>
6320 * stringpool.h (class Stringpool_template): Add optimize_ field.
6321 (Stringpool_template::set_optimize): New function.
6322 * stringpool.cc (Stringpool_template::Stringpool_template):
6323 Initialize optimize_ field.
6324 (Stringpool_template::set_string_offsets): Test local optimize
6325 fild rather than parameter.
6326 * layout.cc (Layout::Layout): Call set_optimize on the section
6329 2009-06-22 Ian Lance Taylor <iant@google.com>
6332 * yyscript.y: Parse TARGET.
6333 * script.cc (script_set_target): New function.
6334 * script-c.h (script_set_target): Declare.
6335 * options.cc (General_options::string_to_object_format): Rename
6336 from string_to_object_format in anonymous namespace. Change
6338 * options.h (class General_options): Declare
6339 string_to_object_format.
6341 2009-06-22 Ian Lance Taylor <iant@google.com>
6343 * script-sections.cc (Script_sections::create_segments): Don't put
6344 program headers in a PT_LOAD segment if -n or -N.
6346 2009-06-22 Ian Lance Taylor <iant@google.com>
6349 * options.h (class General_options): Add -z lazy and -z now. Sort
6350 -z options into alphabetical order.
6351 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6353 2009-06-21 Ian Lance Taylor <iant@google.com>
6355 * layout.cc (Layout::make_output_section): Call
6356 Target::new_output_section.
6357 (Layout::attach_allocated_section_to_segment): Put large section
6358 sections in a separate load segment with the large segment flag
6360 (Layout::segment_precedes): Sort large data segments after other
6362 (align_file_offset): New static function.
6363 (Layout::set_segment_offsets): Use align_file_offset.
6364 * output.h (class Output_section): Add is_small_section_ and
6365 is_large_section_ fields.
6366 (Output_section::is_small_section): New function.
6367 (Output_section::set_is_small_section): New function.
6368 (Output_section::is_large_section): New function.
6369 (Output_section::set_is_large_section): New function.
6370 (Output_section::is_large_data_section): New function.
6371 (class Output_segment): Add is_large_data_segment_ field.
6372 (Output_segment::is_large_data_segment): New function.
6373 (Output_segment::set_is_large_data_segment): New function.
6374 * output.cc (Output_section::Output_section): Initialize new
6376 (Output_segment::Output_segment): Likewise.
6377 (Output_segment::add_output_section): Add assertion that large
6378 data sections always go in large data segments. Force small data
6379 sections to the end of the list of data sections. Force small BSS
6380 sections to the start of the list of BSS sections. For large BSS
6381 sections to the end of the list of BSS sections.
6382 * symtab.h (class Symbol): Declare is_common_shndx.
6383 (Symbol::is_defined): Check Symbol::is_common_shndx.
6384 (Symbol::is_common): Likewise.
6385 (class Symbol_table): Define enum Commons_section_type. Update
6386 declarations. Add small_commons_ and large_commons_ fields.
6387 * symtab.cc (Symbol::is_common_shndx): New function.
6388 (Symbol_table::Symbol_table): Initialize new fields.
6389 (Symbol_table::add_from_object): Put small and large common
6390 symbols in the right list.
6391 (Symbol_table::sized_finalized_symbol): Check
6392 Symbol::is_common_shndx.
6393 (Symbol_table::sized_write_globals): Likewise.
6394 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6395 common symbol lists. Don't call do_allocate_commons_list if the
6397 (Symbol_table::do_allocate_commons_list): Remove is_tls
6398 parameter. Add comons_section_type parameter. Change all
6399 callers. Handle small and large common symbols.
6400 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6401 Symbol::is_common_shndx.
6402 * resolve.cc (symbol_to_bits): Likewise.
6403 * target.h (Target::small_common_shndx): New function.
6404 (Target::small_common_section_flags): New function.
6405 (Target::large_common_shndx): New function.
6406 (Target::large_common_section_flags): New function.
6407 (Target::new_output_section): New function.
6408 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6409 small_common_section_flags, and large_common_section_flags
6411 (Target::do_new_output_section): New virtual function.
6412 * arm.cc (Target_arm::arm_info): Initialize new fields.
6413 * i386.cc (Target_i386::i386_info): Likewise.
6414 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6416 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6417 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6418 (Target_x86_64::do_new_output_section): New function.
6419 * configure.ac: Define conditional MCMODEL_MEDIUM.
6420 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6421 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6422 (large_LDFLAGS): Define.
6423 * testsuite/large.c: New file.
6424 * testsuite/testfile.cc (Target_test::test_target_info):
6425 Initialize new fields.
6426 * configure, testsuite/Makefile.in: Rebuild.
6428 2009-06-05 Doug Kwan <dougkwan@google.com>
6430 * Makefile.am (CCFILES): Add target.cc.
6431 * Makefile.in: Regenerate.
6432 * i386.cc (class Target_i386): Define new virtual method to
6433 override do_is_local_label_name in parent.
6434 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6435 local symbols if --discard-locals or -X is given.
6436 * options.h (class General_options): Declare new options
6437 '--discard-locals' and '-X' for discarding locals.
6438 * target.h (class Target): Define new methods is_local_label_name.
6439 Declare new virtual method do_is_local_label_name.
6440 * target.cc: New file.
6441 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6442 (check_SCRIPTS): Add discard_locals_test.sh.
6443 (check_DATA): Add discard_local_tests.syms.
6444 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6445 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6446 * testsuite/Makefile.in: Regenerate.
6447 * testsuite/discard_locals_test.c: New file.
6448 * testsuite/discard_locals_test.sh: Same.
6450 2009-06-05 Doug Kwan <dougkwan@google.com>
6452 * object.cc (Sized_relobj::Sized_relobj): Initialize
6453 discarded_eh_frame_shndx_ to -1U.
6454 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6456 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6457 a discarded .eh_frame section.
6458 (Sized_relobj::do_finalize_local_symbols): Ditto.
6459 * object.h (class Sized_relobj): Declare new member
6460 discarded_eh_frame_shndx_.
6461 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6462 (local_labels_test.o, local_labels_test): New rules.
6463 * testsuite/Makefile.in: Regenerate.
6465 2009-06-04 Doug Kwan <dougkwan@google.com>
6467 * layout.cc (Layout::section_name_mapping): Add mapping for
6468 special ARM sections.
6470 2009-06-03 Doug Kwan <dougkwan@google.com>
6472 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6473 (utils::has_overflow): Same.
6475 2009-06-03 Ian Lance Taylor <iant@google.com>
6477 * layout.cc (Layout::section_name_mapping): New array, replacing
6478 Layout::linkonce_mapping.
6479 (Layout::section_name_mapping_count): New variable, replacing
6480 Layout::linkonce_mapping_count.
6481 (Layout::linkonce_output_name): Remove.
6482 (Layout::output_section_name): Rewrite.
6483 * layout.h (class Layout): Rename Linkonce_mapping to
6484 Section_name_mapping, linkonce_mapping to section_name_mapping,
6485 linkonce_mapping_count to section_name_mapping_count. Don't
6486 declare linkonce_output_name.
6488 2009-06-03 Doug Kwan <dougkwan@google.com>
6490 * gold/arm.cc (namespace utils): New.
6491 (Target_arm::reloc_is_non_pic): Define new method.
6492 (class Arm_relocate_functions): New.
6493 (Target_arm::Relocate::relocate): Handle relocation types used by
6496 2009-06-03 Ian Lance Taylor <iant@google.com>
6498 * arm.cc (Target_arm::scan::global): Use || instead of |.
6500 2009-06-02 Doug Kwan <dougkwan@google.com>
6502 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6503 issued_non_pic_error_.
6504 (class Target_arm::Scan): Declare new method check_non_pic.
6505 Define new method symbol_needs_plt_entry.
6506 Declare new data member issued_non_pic_error_.
6507 (class Target_arm::Relocate): Declare new method
6508 should_apply_static_reloc.
6509 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6510 (Target_arm::Scan::check_non_pic): Define new method.
6511 (Target_arm::Scan::local): Handle a small subset of reloc types used
6513 (Target_arm::Scan::local): Same.
6514 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6516 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6518 * incremental.cc (Incremental_inputs::report_command_line): Filter
6519 out --incremental-* options.
6521 2009-05-29 Doug Kwan <dougkwan@google.com>
6523 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6525 (class Target_arm): Update comment.
6526 (Target_arm::Target_arm): Initialize new data members GOT_,
6527 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6528 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6529 and Target_arm::rel_dyn_section.
6530 Declare new_enum Target_arm::Got_type.
6531 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6533 Update commments for member do_dynsym_value.
6534 (Target_arm::got_size, Target_arm::plt_section,
6535 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6536 new methods inside class defintion.
6537 (Target_arm::got_section): Define new method.
6538 (Target_arm::rel_dyn_section): Same.
6539 (Output_data_plt_arm): New template class.
6540 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6541 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6542 (Output_data_plt_arm::add_entry): Same.
6543 (Output_data_plt_arm::first_plt_entry): Define new
6544 static data member for PLT instruction template.
6545 (Output_data_plt_arm::plt_entry): Same.
6546 (Output_data_plt_arm::do_write): Define new method.
6547 (Target_arm::make_plt_entry): Same.
6548 (Target_arm::do_finalize_sections): Same.
6549 (Target_arm::do_dynsym_value): Same.
6551 2009-05-28 Doug Kwan <dougkwan@google.com>
6553 * Makefile.am (TARGETSOURCES): Add arm.cc.
6554 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6555 * Makefile.in: Regenerate.
6557 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6559 2009-05-26 Doug Kwan <dougkwan@google.com>
6561 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6562 (General_options::check_excluded_libs): Strip off directories in
6563 archive name before matching like GNU ld does.
6564 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6565 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6566 (exclude_libs_test_LDFLAGS): Add linker option
6567 -Wl,--exclude-libs,libexclude_libs_test_3
6568 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6569 an explicit archive without using -l.
6570 (alt/libexclude_libs_test_3.a): New make rule.
6571 * testsuite/Makefile.in: Regenerate.
6572 * testsuite/exclude_libs_test.c : Declare lib3_default().
6574 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6575 * exclude_libs_test_3.c: New file.
6577 2009-05-26 Nick Clifton <nickc@redhat.com>
6579 * po/id.po: New Indonesian translation.
6580 * po/gold.pot: Updated template file.
6582 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6584 * testsuite/Makefile.am: Add -ffunction-sections to compile
6585 gc_comdat_test files. Add -Wl,--gc-sections to build
6587 * testsuite/Makefile.in: Regenerate.
6588 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6590 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6592 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6593 kept comdat section was garbage collected.
6594 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6595 * testsuite/Makefile.in: Regenerate.
6596 * testsuite/gc_comdat_test.sh: New file.
6597 * testsuite/gc_comdat_test_1.cc: New file.
6598 * testsuite/gc_comdat_test_2.cc: New file.
6600 2009-05-19 Doug Kwan <dougkwan@google.com>
6602 * archive.cc (Archive::Archive): Move constructor from archive.h
6603 to here. Initialize no_export_.
6604 (Archive::get_elf_object_for_member): Set no_export flag of object.
6605 * archive.h (Archive::Archive): Move constructor body to
6607 (Archive::no_export): New method.
6608 (Archive::no_export_): New field.
6609 * object.h (Object::Object): Initialize no_export_ to false.
6610 (Object::no_export, Object::set_no_export): New methods.
6611 (Object::no_export_): New field.
6612 * options.cc (General_options::parse_exclude_libs): New method.
6613 (General_options::check_excluded_libs) Same.
6614 * options.h (exclude_libs): New option.
6615 (General_options::check_excluded_libs): New method declaration.
6616 (General_options::excluded_libs_): New field.
6617 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6618 default or protected visibility if an object has no-export flag set.
6619 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6620 (check_SCRIPTS): Add exclude_libs_test.sh.
6621 (check_DATA): Add exclude_libs_test.syms.
6622 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6623 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6624 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6625 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6626 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6627 libexclude_libs_test_2.a): New rules.
6628 * testsuite/Makefile.in: Regenerate.
6629 * testsuite/exclude_libs_test.c: New file.
6630 * testsuite/exclude_libs_test.sh: Ditto.
6631 * testsuite/exclude_libs_test_1.c: Ditto.
6632 * testsuite/exclude_libs_test_2.c: Ditto.
6634 2009-05-15 Ian Lance Taylor <iant@google.com>
6636 * configure.ac: Check for declarations for cases where libiberty.h
6637 checks HAVE_DECL_xxx.
6638 * configure, config.in: Rebuild.
6640 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6642 * gold.h (Incremental_argument_list): Remove (invalid) forward
6644 * incremental.cc (Incremental_inputs::report_achive): New method.
6645 (Incremental_inputs::report_object): New method.
6646 (Incremental_inputs::report_script): New method.
6647 (Incremental_inputs::finalize_inputs): New method.
6648 (Incremental_inputs::finalize): Call finalize_inputs().
6649 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6650 Create inputs entries.
6651 * incremental.h (Incremental_input_type): New enum.
6652 (Incremental_inputs::Incremental_input): Initialize new fields.
6653 (Incremental_inputs::report_inputs): New method.
6654 (Incremental_inputs::report_achive): New method.
6655 (Incremental_inputs::report_object): New method.
6656 (Incremental_inputs::report_script): New method.
6657 (Incremental_inputs::finalize_inputs): New method.
6658 (Incremental_inputs::Input_info): New struct.
6659 (Incremental_inputs::Input_info_map): New typedef.
6660 (Incremental_inputs::lock_): New field.
6661 (Incremental_inputs::Inputs_): New field.
6662 (Incremental_inputs::Inputs_map): New field.
6663 * main.cc (main): Call Incremental_input::report_inputs.
6664 * options.h (Input_argument_list): Typedef moved from
6666 (Input_file_group::Files): Remove, use ::Input_argument_list.
6667 (Input_file_group::Input_argument_list): Remove, use
6668 ::Input_argument_list.
6669 * plugin.cc (Plugin_manager::add_input_file): Add error in
6671 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6673 * script.cc (read_input_script): Call
6674 Incremental_input::report_script.
6675 * script.h (Script_info): New class.
6677 2009-04-27 Ian Lance Taylor <iant@google.com>
6679 * x86_64.cc (do_adjust_output_section): Set entsize to
6682 2009-04-23 Elliott Hughes <enh@google.com>
6684 * output.cc (Output_file::close): After short writes, continue
6685 writing from the correct offset in the buffer being written.
6687 2009-04-23 Chris Demetriou <cgd@google.com>
6689 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6690 * configure: Regenerate.
6691 * config.in: Regenerate.
6692 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6693 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6695 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6697 * incremental.cc (Incremental_inputs_header_data): Renamed from
6698 Incremental_input_header_data.
6699 (Incremental_inputs_header_data::data_size): New field.
6700 (Incremental_inputs_header_data::put_input_file_count): Renamed
6701 from input_file_count.
6702 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6703 from command_line_offset.
6704 (Incremental_inputs_header_data::put_reserved): Renamed from
6706 (Incremental_inputs_entry_data): Renamed from
6707 Incremental_input_entry_data.
6708 (Incremental_inputs_entry_data::data_size): New field.
6709 (Incremental_inputs::report_command_line): New method.
6710 (Incremental_inputs::finalize): New method.
6711 (Incremental_inputs::create_incremental_inputs_data): New method.
6712 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6713 * incremental.h: New file.
6714 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6715 (Layout::finalize): Create incremental inputs section in
6717 (Layout::create_incremental_info_sections): New method.
6718 * layout.h (Layout::incremental_inputs): New method.
6719 (Layout::create_incremental_info_sections): New method.
6720 (Layout::incremental_inputs_): New field.
6721 * main.cc (main): Notify Incremental_input of the command line.
6723 2009-04-01 Ian Lance Taylor <iant@google.com>
6724 Mikolaj Zalewski <mikolajz@google.com>
6726 * gold.h (reserve_unordered_map): Define, three versions, one for
6727 each version of Unordered_map.
6728 * layout.cc (Layout::Layout): Remove options parameter. Add
6729 number_of_input_files parameter. Don't initialize options_.
6730 Initialize number_of_input_files_ and resized_signatures_. Move
6731 sections_are_attached_.
6732 (Layout::layout_group): Reserve space for group_signatures_.
6733 (Layout::find_or_add_kept_section): Change name parameter to be a
6734 reference. Resize signatures_ map when it gets large enough.
6735 (Layout::layout_eh_frame): Use parameters->options() instead of
6737 (Layout::make_output_section): Likewise.
6738 (Layout::attach_allocated_section_to_segment): Likewise.
6739 (Layout::finalize, Layout::create_executable_stack): Likewise.
6740 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6741 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6742 * layout.h (class Layout): Update declarations. Remove options_
6743 field. Add number_of_input_files_ and resized_signatures_
6744 fields. Move sections_are_attached_ field.
6745 * main.cc (main): Pass number of input files to Layout
6746 constructor. Don't pass options.
6748 2009-03-30 Ian Lance Taylor <iant@google.com>
6750 * ffsll.c (ffsll): Correct implementation.
6752 2009-03-27 Ian Lance Taylor <iant@google.com>
6754 * ffsll.c: New file.
6755 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6756 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6757 * ftruncate.c (ftruncate): Declare before definition.
6758 * mremap.c (mremap): Likewise.
6759 * pread.c (pread): Likewise.
6760 * configure, Makefile.in, config.in: Rebuild.
6762 * mremap.c: New file.
6763 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6764 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6765 (mremap): Declare if HAVE_MREMAP is not defined.
6766 * configure, Makefile.in, config.in: Rebuild.
6768 2009-03-27 Cary Coutant <ccoutant@google.com>
6770 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6771 position independent.
6772 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6773 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6775 2009-03-24 Cary Coutant <ccoutant@google.com>
6777 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6779 (needs_dynamic_reloc): Likewise.
6781 2009-03-24 Ian Lance Taylor <iant@google.com>
6783 * yyscript.y (file_cmd): Recognize EXTERN.
6784 (extern_name_list, extern_name_list_body): New nonterminals.
6785 * script.cc (script_add_extern): Define.
6786 * script-c.h (script_add_extern): Declare.
6788 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6790 * object.cc (is_elf_object): Define.
6791 * object.h (is_elf_object): Declare.
6792 * archive.cc (Archive::get_elf_object_for_member): Call
6794 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6796 2009-03-24 Elliott Hughes <enh@google.com>
6798 * output.cc (Output_file::map_anonymous): Define.
6799 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6800 try an anonymous one. Report the size if the mmap fails.
6801 * output.h (class Output_file): Declare map_anonymous.
6803 2009-03-24 Ian Lance Taylor <iant@google.com>
6805 * target-select.cc (instantiate_target): Don't acquire the lock if
6806 the instantiated_target_ field has already been set.
6808 2009-03-23 Ian Lance Taylor <iant@google.com>
6810 * gold-threads.h (class Initialize_lock): Define.
6811 * gold-threads.cc (class Initialize_lock_once): Define.
6812 (initialize_lock_control): New static variable.
6813 (initialize_lock_pointer): New static variable.
6814 (initialize_lock_once): New static function.
6815 (Initialize_lock::Initialize_lock): Define.
6816 (Initialize_lock::initialize): Define.
6817 * target-select.h: Include "gold-threads.h".
6818 (class Target_selector): Add lock_ and initialize_lock_ fields.
6819 Don't define instantiate_target, just declare it.
6820 * target-select.cc (Target_selector::Target_selector): Initialize
6822 (Target_selector::instantiate_target): Define.
6823 * descriptors.h: Include "gold-threads.h".
6824 (class Descriptors): Add initialize_lock_ field.
6825 * descriptors.cc (Descriptors::Descriptors): Initialize new
6827 (Descriptors::open): Use initialize_lock_ field
6828 * errors.h (class Errors): Add initialize_lock_ field.
6829 * errors.cc (Errors::Errors): Initialize new field.
6830 (Errors::initialize_lock): Use initialize_lock_ field.
6831 * powerpc.cc (class Target_selector_powerpc): Remove
6832 instantiated_target_ field. In do_recognize call
6833 instantiate_target rather than do_instantiate_target. In
6834 do_instantiate_target just allocate a new target.
6835 * sparc.cc (class Target_selector_sparc): Likewise.
6837 * freebsd.h: New file.
6838 * i386.cc: Include "freebsd.h".
6839 (Target_i386): Derive from Target_freebsd rather than
6841 (Target_selector_i386): Derive from Target_selector_freebsd rather
6842 than Target_selector.
6843 * x86_64.cc: Include "freebsd.h".
6844 (Target_x86_64): Derive from Target_freebsd rather than
6846 (Target_selector_x86_64): Derive from Target_selector_freebsd
6847 rather than Target_selector.
6848 * target.h (class Target): Add adjust_elf_header and
6849 do_adjust_elf_header.
6850 * output.cc (Output_file_header:: do_sized_write): Call target
6851 adjust_elf_header routine.
6852 * configure.tgt: Set targ_osabi.
6853 * configure.ac: Define GOLD_DEFAULT_OSABI.
6854 * parameters.cc (Parameters::default_target): Pass
6855 GOLD_DEFAULT_OSABI to select_target.
6856 * target-select.h (class Target_selector): Make instantiate_target
6857 protected rather than private.
6858 * Makefile.am (HFILES): Add freebsd.h.
6859 * configure, Makefile.in, config.in: Rebuild.
6861 * merge.cc (do_add_input_section): Correct pend value. Change
6862 message about last entry not being null terminated from error to
6865 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6867 * incremental.cc: New file.
6868 * Makefile.am (CCFILES): Add incremental.cc.
6869 * Makefile.in: Rebuild.
6871 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6873 * layout.cc (Layout::output_section_name): Preserve names
6874 of '.note.' sections.
6876 2009-03-19 Ian Lance Taylor <iant@google.com>
6878 * descriptors.cc (Descriptors::open): Check that the options are
6879 valid before using them.
6881 2009-03-18 Ian Lance Taylor <iant@google.com>
6883 * script-sections.h: Include <list>.
6884 (class Script_sections): Change Sections_elements from std::vector
6885 to std::list. Typedef public Elements_iterator. Add
6886 orphan_section_placement_, data_segment_align_start_, and
6887 saw_data_segment_align_ fields. Remove data_segment_align_index_
6889 * script-sections.cc (class Orphan_section_placement): New class.
6890 (class Sections_element): Add virtual functions is_relro and
6891 orphan_section_init. Remove virtual function place_orphan_here.
6892 (class Output_section_definition): Add is_relro and
6893 orphan_section_init. Remove place_orphan_here.
6894 (class Orphan_output_section): Likewise.
6895 (Script_sections::Script_sections): Update for field changes.
6896 (Script_sections::data_segment_align): Set saw_data_segment_align_
6897 and data_segment_align_start_, not data_segment_align_index.
6898 (Script_sections::data_segment_relro_end): Check
6899 saw_data_segment_align_. Use data_segment_align_start_ rather
6900 than data_segment_align_index_.
6901 (Script_sections::place_orphan): Rewrite to use
6902 Orphan_section_placement.
6904 2009-03-17 Ian Lance Taylor <iant@google.com>
6906 * archive.cc (Archive::add_symbols): Check for a version attached
6907 to the symbol name in the archive map.
6908 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6909 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6910 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6911 (ver_test_11.a): New target.
6912 * testsuite/Makefile.in: Rebuild.
6914 * configure.ac: Check for chsize and posix_fallocate. Replace
6916 * ftruncate.c: New file, from gnulib.
6917 * output.cc (posix_fallocate): Define dummy version if not
6918 HAVE_POSIX_FALLOCATE.
6919 (Output_file::map): Call posix_fallocate rather than lseek and
6921 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6922 * configure, Makefile.in, config.in: Rebuild.
6924 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6926 * layout.h (Layout::create_note): Add section_name parameter.
6927 * layout.cc (Layout::create_note): Likewise.
6928 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6930 2009-03-17 Ian Lance Taylor <iant@google.com>
6932 * descriptors.cc: Include "options.h".
6933 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6934 (Descriptors::open): Always use O_CLOEXEC when opening a new
6935 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6936 then set FD_CLOEXEC.
6938 * sparc.cc (class Target_sparc): Add has_got_section.
6939 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6940 make sure we have a GOT section.
6942 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6943 (Target_sparc::Scan::local): Likewise.
6944 (Target_sparc::Scan::global): Likewise.
6945 (Target_sparc::Relocate::relocate): Likewise.
6946 (Target_sparc::Relocate::relocate_tls): Likewise.
6948 * symtab.cc (Symbol_table::define_default_version): New function,
6949 broken out of add_from_object.
6950 (Symbol_table::add_from_object): Call define_default_version.
6951 (Symbol_table::define_special_symbol): Add resolve_oldsym
6952 parameter. Change all callers. If the version for a symbol comes
6953 from a version script, resolve it with the symbol with the same
6954 name with no version. Also add the symbol without a version if
6956 (do_define_in_output_data): If resolving with oldsym, don't delete
6958 (do_define_in_output_segment): Likewise.
6959 (do_define_as_constant): Likewise.
6960 * symtab.h (class Symbol_table): Update declarations.
6962 2009-03-13 Ian Lance Taylor <iant@google.com>
6964 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6965 (Read_symbols::requeue): New function.
6966 (Read_symbols::do_read_symbols): If make_elf_object fails because
6967 the target type is not configured, and the file was searched for,
6968 issue a warning and retry with the next directory.
6969 (Add_symbols::run): If the file has an incompatible format, and
6970 it was searched for, requeue the Read_symbols task. On error,
6972 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6973 dirindex parameter to constructor. Change all callers. Declare
6974 incompatible_warning and requeue.
6975 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6976 input_argument_ and input_group_ fields. Add them to
6977 constructor. Change all callers.
6978 (class Read_script): Add dirindex_ field. Add it to constructor.
6980 * archive.cc (Archive::setup): Remove input_objects parameter.
6982 (Archive::get_file_and_offset): Likewise.
6983 (Archive::read_all_symbols): Likewise.
6984 (Archive::read_symbols): Likewise.
6985 (Archive::get_elf_object_for_member): Remove input_objects
6986 parameter. Add punconfigured parameter. Change all callers.
6987 (Archive::add_symbols): Change return type to bool. Check return
6988 value of include_member.
6989 (Archive::include_all_members): Likewise.
6990 (Archive::include_member): Change return type to bool. Return
6991 false if first included object has incompatible target. Set
6992 included_member_ field.
6993 (Add_archive_symbols::run): If add_symbols returns false, requeue
6995 * archive.h (class Archive): Add included_member_ field.
6996 Initialize it in constructor. Add input_file and searched_for
6997 methods. Update declarations.
6998 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6999 input_argument_ fields. Add them to constructor. Change all
7001 * script.cc: Include "target-select.h".
7002 (class Parser_closure): Add skip_on_incompatible_target_ and
7003 found_incompatible_target_ fields. Add
7004 skip_on_incompatible_target parameter to constructor. Change all
7005 callers. Add methods skip_on_incompatible_target,
7006 clear_skip_on_incompatible_target, found_incompatible_target, and
7007 set_found_incompatible_target.
7008 (read_input_script): Add dirindex parameter. Change all callers.
7009 If parser finds an incompatible target, requeue Read_symbols
7011 (script_set_symbol): Clear skip_on_incompatible_target in
7013 (script_add_assertion, script_parse_option): Likewise.
7014 (script_start_sections, script_add_phdr): Likewise.
7015 (script_check_output_format): New function.
7016 * script.h (read_input_script): Update declaration.
7017 * script-c.h (script_check_output_format): Declare.
7018 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7019 (ignore_cmd): Remove OUTPUT_FORMAT.
7020 * fileread.cc (Input_file::Input_file): Add explicit this.
7021 (Input_file::will_search_for): New function.
7022 (Input_file::open): Add pindex parameter. Change all callers.
7023 * fileread.h (class Input_file): Add input_file_argument method.
7024 Declare will_search_for. Update declarations.
7025 * object.cc (make_elf_object): Add punconfigured parameter.
7027 * object.h (class Object): Make input_file public. Add
7028 searched_for method.
7029 (make_elf_object): Update declaration.
7030 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7032 * dirsearch.h (class Dirsearch): Update declaration.
7033 * options.h (class General_options): Add --warn-search-mismatch.
7034 * parameters.cc (Parameters::is_compatible_target): New function.
7035 * parameters.h (class Parameters): Declare is_compatible_target.
7036 * workqueue.cc (Workqueue::add_blocker): New function.
7037 * workqueue.h (class Workqueue): Declare add_blocker.
7039 * fileread.cc (Input_file::open): Remove options parameter.
7041 (Input_file::open_binary): Likewise.
7042 * script.cc (read_input_script): Likewise.
7043 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7044 options parameter from constructor. Change all callers.
7045 (class Read_script): Likewise.
7046 * fileread.h (class Input_file): Update declarations.
7047 * script.h (read_input_script): Update declaration.
7049 2009-03-10 Nick Clifton <nickc@redhat.com>
7051 * po/es.po: New Spanish translation.
7053 2009-03-06 Cary Coutant <ccoutant@google.com>
7055 * options.cc (parse_short_option): Keep dash_z from registering itself.
7057 2009-03-03 Ian Lance Taylor <iant@google.com>
7060 * target-reloc.h (relocate_section): Pass output_section to
7062 * i386.cc (Target_i386::should_apply_static_reloc): Add
7063 output_section parameter. Change all callers.
7064 (Target_i386::Relocate::relocate): Add output_section parameter.
7065 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7066 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7067 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7068 * testsuite/two_file_shared.sh: New script.
7069 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7070 (check_DATA): Add two_file_shared.dbg.
7071 (two_file_shared.dbg): New target.
7072 * testsuite/Makefile.in: Rebuild.
7074 2009-03-01 Ian Lance Taylor <iant@google.com>
7076 * configure.ac: Check for byteswap.h.
7077 * configure: Rebuild.
7078 * config.in: Rebuild.
7080 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7082 * layout.cc (Layout::find_or_add_kept_section): New function.
7083 (Layout::add_comdat): Removed.
7084 * layout.h (struct Kept_section): Move out of class Layout.
7085 Remove trailing underscores from field names. Add group_sections
7086 field. Rename group_ field to is_group. Change all uses.
7087 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7088 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7089 comdat_groups_ field.
7090 (Sized_relobj::include_section_group): Use
7091 find_or_add_kept_section and Kept_section::group_sections.
7092 (Sized_relobj::include_linkonce_section): Likewise.
7093 * object.cc (class Sized_relobj): Don't define Comdat_group or
7094 Comdat_group_table. Remove find_comdat_group and
7095 add_comdat_group. Remove comdat_groups_ field.
7096 * plugin.cc (include_comdat_group): Use
7097 Layout::find_or_add_kept_section.
7099 2009-02-28 Ian Lance Taylor <iant@google.com>
7101 * README: --gc-sections and map files are now supported. Document
7102 some build requirements.
7105 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7106 relocatable link set the value of the section symbol to zero.
7107 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7108 relocatable link don't include the section address in the local
7111 2009-02-27 Ian Lance Taylor <iant@google.com>
7114 * options.h (class Search_directory): Add is_system_directory.
7115 (class General_options): Declare is_in_system_directory.
7116 * options.cc (get_relative_sysroot): Make static.
7117 (get_default_sysroot): Make static.
7118 (General_optoins::is_in_system_directory): New function.
7119 * fileread.cc (Input_file::is_in_system_directory): New function.
7120 * fileread.h (class Input_file): Declare is_in_system_directory.
7121 * object.h (class Object): Add is_in_system_directory.
7122 (class Input_objects): Remove system_library_directory_ field.
7123 * object.cc (Input_objects::add_object): Don't set
7124 system_library_directory_.
7125 (input_objects::found_in_system_library_directory): Remove.
7126 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7127 parameter. Change all callers.
7128 (Symbol_table::sized_write_globals): Likewise.
7129 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7130 Call Object::is_in_system_directory.
7131 * symtab.h (class Symbol_table): Update declarations.
7134 * descriptors.h (Open_descriptor): Add is_on_stack field.
7135 * descriptors.cc (Descriptors::open): If the descriptor is on the
7136 top of the stack, remove it. Initialize is_on_stack field.
7137 (Descriptors::release): Only add pod to stack if it is not on the
7139 (Descriptors::close_some_descriptor): Clear stack_next and
7143 * output.cc (Output_section::find_starting_output_address): Rename
7144 from starting_output_address; add PADDR parameter; change return
7146 * output.h (class Output_section): Declare
7147 find_starting_output_address instead of starting_output_address.
7148 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7149 section symbol for which we can't find a merge section.
7152 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7153 hidden or internal, force the symbol to be local.
7154 * resolve.cc (Symbol::override_visibility): Define.
7155 (Symbol::override_base): Use override_visibility.
7156 (Symbol_table::resolve): Likewise.
7157 (Symbol::override_base_with_special): Likewise.
7158 (Symbol_table::override_with_special): If the visibility is hidden
7159 or internal, force the symbol to be local.
7160 * symtab.h (class Symbol): Add set_visibility and
7161 override_visibility.
7162 * testsuite/ver_test_1.sh: New file.
7163 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7164 (check_DATA): Add ver_test_1.syms.
7165 (ver_test_1.syms): New target.
7166 * testsuite/Makefile.in: Rebuild.
7168 2009-02-25 Cary Coutant <ccoutant@google.com>
7170 * layout.cc (Layout::choose_output_section): Don't rename sections
7171 when using a linker script that has a SECTIONS clause.
7172 * Makefile.in: Regenerate.
7174 * testsuite/Makefile.am (script_test_5.sh): New test case.
7175 * testsuite/Makefile.in: Regenerate.
7176 * testsuite/script_test_5.cc: New file.
7177 * testsuite/script_test_5.sh: New file.
7178 * testsuite/script_test_5.t: New file.
7180 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7182 * archive.cc (Archive::include_member): Update calls to add_symbols.
7183 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7184 the Layout argument.
7185 * dynobj.h (do_add_symbols): Add the Layout argument.
7186 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7188 * object.h (Object::add_symbols): Add the Layout argument.
7189 (Object::do_add_symbols): Add the Layout argument.
7190 (Sized_relobj::do_add_symbols): Add the Layout argument.
7191 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7192 Unify the two versions.
7193 (Add_plugin_symbols): Remove.
7194 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7195 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7196 (Add_plugin_symbols): Remove.
7197 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7198 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7199 (Add_symbols::run): Make it work with Pulginobj.
7201 2009-02-06 Ian Lance Taylor <iant@google.com>
7203 * object.cc (Sized_relobj::do_layout): Make info message start
7204 with lower case letter.
7206 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7208 * binary.cc: Fix file comment.
7210 * options.h (enum Incremental_disposition): Define.
7211 (class General_options): Add new options: --incremental,
7212 --incremental_changed, --incremental_unchanged,
7213 --incremental_unknown. Add incremental_disposition_ and
7214 implicit_incremental_ fields.
7215 (General_options::incremental_disposition): New function.
7216 (class Position_dependent_options): Add incremental_disposition
7218 (Position_dependent_options::copy_from_options): Set incremental
7220 * options.cc (General_options::parse_incremental_changed): New
7222 (General_options::parse_incremental_unchanged): New function.
7223 (General_options::parse_incremental_unknown): New function.
7224 (General_options::General_options): Initialize new fields
7225 incremental_disposition_ and implicit_incremental_.
7226 (General_options::finalize): Check for uasge of --incremental-*
7227 without --incremental.
7229 2009-02-06 Chris Demetriou <cgd@google.com>
7231 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7232 pointer and to report location as the file name associated with
7234 (gold_undefined_symbol_at_location): New function to replace the
7235 old gold_undefined_symbol functionality.
7236 * target-reloc.h (relocate_section): Update to use
7237 gold_undefined_symbol_at_location.
7238 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7239 Call gold_undefined_symbol function rather than gold_error.
7240 * errors.h (Errors::undefined_symbol): Take location as a
7241 string, rather than calculating it from a relocation.
7242 * errors.cc (Errors::fatal): Print "fatal error:" before the
7244 (Errors::error, Errors::error_at_location): Print "error: "
7245 before the formatted message.
7246 (Errors::undefined_symbol): Take location as a string, rather
7247 than calculating it from a relocation.
7248 (gold_undefined_symbol_at_location): New function akin to
7249 old gold_undefined_symbol, calculates location from relocation.
7250 (gold_undefined_symbol): Change to take only a Symbol pointer
7251 and to report location as the file name associated with the symbol.
7252 * testsuite/debug_msg.sh: Update for changed error messages.
7253 * testsuite/undef_symbol.sh: Likewise.
7255 2009-02-04 Duncan Sands <baldrick@free.fr>
7258 * reduced_debug_output.h
7259 (Output_reduced_debug_abbrev_section::failed): Use format for
7261 (Output_reduced_debug_info_section::faild): Likewise.
7263 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7265 * script.cc (Lazy_demangler): New class.
7266 (Version_script_info::get_symbol_version_helper): Demangle a
7269 2009-01-29 Cary Coutant <ccoutant@google.com>
7271 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7273 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7275 2009-01-28 Ian Lance Taylor <iant@google.com>
7277 * version.cc (version_string): Bump to 1.9.
7279 * gold.h: Include <cstring> and <stdint.h>.
7280 * version.cc: Include <cstdio>.
7281 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7283 * reduced_debug_output.cc (insert_into_vector): Rename from
7284 Insert_into_vector; change all callers. Use Swap_unaligned to
7285 avoid aliasing issue; remove union since it is unnecessary.
7287 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7289 * Makefile.am (CCFILES): Add gc.cc.
7291 * Makefile.in: Regenerate.
7292 * gold.cc (Gc_runner): New class.
7293 (queue_initial_tasks): Call garbage collection related tasks
7294 when corresponding options are invoked.
7295 (queue_middle_gc_tasks): New function.
7296 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7297 processed early before laying out sections during garbage collection.
7298 * gold.h (queue_middle_gc_tasks): New function.
7299 (is_prefix_of): Move from "layout.cc".
7300 * i386.cc (Target_i386::gc_process_relocs): New function.
7301 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7302 * main.cc (main): Create object of class "Garbage_collection".
7303 * object.cc (Relobj::copy_symbols_data): New function.
7304 (Relobj::is_section_name_included): New function.
7305 (Sized_relobj::do_layout): Allow this function to be called twice
7306 during garbage collection and defer layout of section during the
7308 * object.h (Relobj::get_symbols_data): New function.
7309 (Relobj::is_section_name_included): New function.
7310 (Relobj::copy_symbols_data): New function.
7311 (Relobj::set_symbols_data): New function.
7312 (Relobj::get_relocs_data): New function.
7313 (Relobj::set_relocs_data): New function.
7314 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7315 (Relobj::gc_process_relocs): New function.
7316 (Relobj::do_gc_process_relocs): New pure virtual function.
7317 (Relobj::sd_): New data member.
7318 (Sized_relobj::is_output_section_offset_invalid): New function.
7319 (Sized_relobj::do_gc_process_relocs): New function.
7320 * options.h (General_options::gc_sections): Modify to not be a no-op.
7321 (General_options::print_gc_sections): New option.
7322 * plugin.cc (Plugin_finish::run): Remove function call to
7323 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7324 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7325 * reloc.cc (Read_relocs::run): Add task to process relocs and
7326 determine unreferenced sections when doing garbage collection.
7327 (Gc_process_relocs): New class.
7328 (Sized_relobj::do_gc_process_relocs): New function.
7329 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7330 sections that are garbage collected.
7331 * reloc.h (Gc_process_relocs): New class.
7332 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7333 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7334 symbols whose corresponding sections are garbage collected.
7335 (Symbol_table::Symbol_table): Add new parameter for the garbage
7337 (Symbol_table::gc_mark_undef_symbols): New function.
7338 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7339 (Symbol_table::gc_mark_dyn_syms): New function.
7340 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7342 (Symbol_table::add_from_object): Likewise.
7343 (Symbol_table::add_from_relobj): When building shared objects, do not
7344 treat externally visible symbols as garbage.
7345 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7346 table information for static and relocatable links.
7347 * symtab.h (Symbol_table::set_gc): New function.
7348 (Symbol_table::gc): New function.
7349 (Symbol_table::gc_mark_undef_symbols): New function.
7350 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7351 (Symbol_table::gc_mark_dyn_syms): New function.
7352 (Symbol_table::gc_): New data member.
7353 * target.h (Sized_target::gc_process_relocs): New pure virtual
7355 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7356 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7358 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7360 * options.h (General_options::gc_sections): Define as a no-op for now.
7361 (General_options::no_keep_memory): Ditto.
7362 (General_options::Bshareable): Define.
7363 * options.cc (General_options::finalize): Honor -Bshareable.
7365 2009-01-20 Andreas Schwab <schwab@suse.de>
7367 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7368 read the value in the contents, since we don't use it. Use the
7369 template endianness when writing.
7370 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7372 2009-01-19 Andreas Schwab <schwab@suse.de>
7374 * configure.tgt (powerpc64-*): Fix targ_obj.
7376 2009-01-15 Ian Lance Taylor <iant@google.com>
7378 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7379 local symbols when stripping all symbols.
7381 2009-01-14 Cary Coutant <ccoutant@google.com>
7383 * output.cc (Output_reloc): Add explicit instantiations.
7385 2009-01-14 Cary Coutant <ccoutant@google.com>
7387 * archive.cc (Archive::get_elf_object_for_member): Remove call
7388 to File_read::claim_for_plugin.
7389 * descriptors.cc (Descriptors::open): Remove reference to
7391 (Descriptors::claim_for_plugin): Remove.
7392 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7393 (Descriptors::is_claimed): Remove.
7394 (claim_descriptor_for_plugin): Remove.
7395 * fileread.cc (File_read::claim_for_plugin): Remove.
7396 * fileread.h (File_read::claim_for_plugin): Remove.
7397 (File_read::descriptor): Reopen descriptor if necessary.
7398 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7399 (Plugin_manager::all_symbols_read): Add task parameter. Change
7401 (Plugin_manager::get_input_file): New function.
7402 (Plugin_manager::release_input_file): New function.
7403 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7404 corresponding data member.
7405 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7406 and pass to base constructor. Change all callers.
7407 (get_input_file, release_input_file): New functions.
7408 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7409 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7410 (Plugin_manager::all_symbols_read): Add task parameter.
7411 (Plugin_manager::get_input_file): New function.
7412 (Plugin_manager::release_input_file): New function.
7413 (Plugin_manager::task_): New data member.
7414 (Pluginobj::Pluginobj): Add filesize parameter.
7415 (Pluginobj::filename): New function.
7416 (Pluginobj::descriptor): New function.
7417 (Pluginobj::filesize): New function.
7418 (Pluginobj::filesize_): New data member.
7419 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7420 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7421 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7423 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7424 with archive libraries.
7425 * testsuite/Makefile.in: Regenerate.
7426 * testsuite/plugin_test.c (struct sym_info): New type.
7427 (get_input_file, release_input_file): New static variables.
7428 (onload): Capture new transfer vector entries.
7429 (claim_file_hook): Stop reading at end of file according to filesize.
7430 Factor out parsing of readelf output into separate function.
7431 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7432 APIs and get the source file name from the symbol table. Convert
7433 source file name to corresponding object file name. Print info
7434 message when adding new input files.
7435 (parse_readelf_line): New function.
7436 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7437 * testsuite/plugin_test_2.sh: Likewise.
7438 * testsuite/plugin_test_3.sh: Likewise.
7439 * testsuite/plugin_test_4.sh: New test case.
7441 2009-01-07 Ian Lance Taylor <iant@google.com>
7443 * version.cc (version_string): Bump to 1.8.
7445 2008-12-23 Cary Coutant <ccoutant@google.com>
7447 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7448 * plugin.cc (Plugin_manager::finish): Rename as
7449 layout_deferred_objects. Move cleanup to separate function.
7450 (Plugin_manager::cleanup): New function.
7451 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7453 * plugin.h (Plugin_manager::finish): Rename as
7454 layout_deferred_objects.
7455 (Plugin_manager::cleanup): New function.
7456 (Plugin_manager::cleanup_done): New field.
7458 2008-12-23 Cary Coutant <ccoutant@google.com>
7460 * plugin.cc (is_visible_from_outside): New function.
7461 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7462 so we don't return "IR only" status for exported symbols or -r links.
7464 * testsuite/Makefile.am (plugin_test_3): New test case.
7465 * testsuite/Makefile.in: Regenerate.
7466 * testsuite/plugin_test_3.sh: New file.
7468 2008-12-22 Cary Coutant <ccoutant@google.com>
7470 * object.cc (Sized_relobj::layout_section): New function.
7471 (Sized_relobj::do_layout): Defer layout of input sections until after
7472 plugin has provided replacement files.
7473 (Sized_relobj::do_layout_deferred_sections): New function.
7474 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7475 (Relobj::layout_deferred_sections): New function.
7476 (Relobj::do_layout_deferred_sections): New function.
7477 (Sized_relobj::do_layout_deferred_sections): New function.
7478 (Sized_relobj::layout_section): New function.
7479 (Sized_relobj::Deferred_layout): New structure.
7480 (Sized_relobj::deferred_layout_): New field.
7481 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7482 Change all callers. Layout deferred sections.
7483 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7485 (Plugin_hook::run): Move code from do_plugin_hook inline.
7486 (Plugin_hook::do_plugin_hook): Remove.
7487 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7488 (Plugin_manager::finish): Renamed, was cleanup.
7489 (Plugin_manager::should_defer_layout): New function.
7490 (Plugin_manager::add_deferred_layout_object): New function.
7491 (Plugin_manager::Deferred_layout_list): New type.
7492 (Plugin_manager::deferred_layout_objects_): New field.
7493 (Plugin_hook::do_plugin_hook): Remove.
7495 2008-12-17 Ian Lance Taylor <iant@google.com>
7497 * options.h (class General_options): Add --no case for
7500 2008-12-16 Cary Coutant <ccoutant@google.com>
7502 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7504 (Plugin_manager::claim_file): Create plugin object even if
7505 plugin did not call the add_symbols callback.
7506 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7507 asking for more symbols than were added.
7508 * testsuite/Makefile.am (plugin_test_1): Add test case with
7510 (empty.syms): New target.
7511 * testsuite/Makefile.in: Regenerate.
7512 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7513 message. Don't call add_symbols if no globals.
7514 (all_symbols_read_hook): Don't provide replacement for empty
7517 2008-12-12 Ian Lance Taylor <iant@google.com>
7519 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7520 r_type == 0 for a local symbol with r_sym == 0.
7521 (scan_relocatable_relocs): Pass r_sym to
7522 local_non_section_strategy.
7523 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7526 * configure.ac: Update test for TLS descriptors: they are
7527 supported as of glibc 2.9.
7528 * configure: Rebuild.
7530 2008-12-11 Ian Lance Taylor <iant@google.com>
7533 * target-reloc.h (Default_scan_relocatable_relocs): For each
7534 function, map r_type == 0 to RELOC_DISCARD.
7536 2008-12-10 Cary Coutant <ccoutant@google.com>
7538 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7539 object to override a kept COMDAT group from a plugin object.
7541 2008-12-09 Ian Lance Taylor <iant@google.com>
7544 * yyscript.y (file_cmd): Handle INPUT.
7546 * testsuite/initpri1.c: Change all declarations to be full
7547 prototypes by adding void, to avoid compiler warnings.
7549 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7551 * options.cc (General_options::parse_plugin_opt): New.
7552 (General_options::add_plugin): The argument now is just the filename.
7553 (General_options::add_plugin_option): New.
7554 * options.h (plugin_opt): New.
7555 (add_plugin): Change argument name.
7556 (add_plugin_option): New.
7557 * plugin.cc (Plugin::load): Don't parse the plugin option.
7558 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7559 (Plugin::add_option): New.
7560 (Plugin::args_): Change type.
7561 (Plugin::filename_): New.
7562 (Plugin_manager::add_plugin_option): New.
7563 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7564 * testsuite/Makefile.in: Regenerate.
7566 2008-12-05 Cary Coutant <ccoutant@google.com>
7568 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7569 Handle --strip-lto-sections option.
7570 * options.h (strip_lto_sections): New option.
7572 2008-12-01 Cary Coutant <ccoutant@google.com>
7574 * plugin.cc (ld_plugin_message): Change format parameter to const.
7575 Fix mismatch between new[] and delete.
7577 2008-11-14 Cary Coutant <ccoutant@google.com>
7579 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7582 2008-11-05 Craig Silverstein <csilvers@google.com>
7584 * options.cc (General_options::parse_dynamic_list): New function.
7585 * options.h (General_options): New flags dynamic_list,
7586 dynamic_list_data, dynamic_list_cpp_new, and
7587 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7588 (General_options::in_dynamic_list): New function.
7589 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7590 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7591 (Lex::can_continue_name): Likewise.
7593 (read_script_file): New parameter script_options.
7594 (read_dynamic_list): New function.
7595 (Script_options::define_dynamic_list): New function.
7596 (dynamic_list_keyword_parsecodes): New variable.
7597 (dynamic_list_keywords): New variable.
7598 * script.h (Script_options::define_dynamic_list): New function
7600 (read_dynamic_list): New function prototype.
7601 * symtab.cc (strprefix): New macro.
7602 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7603 dynamic_list_data, dynamic_list_cpp_new, and
7604 dynamic_list_cpp_typeinfo.
7605 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7606 (dynamic_list_expr): New rule.
7607 (dynamic_list_nodes): Likewise.
7608 (dynamic_list_node): Likewise.
7609 * testsuite/Makefile.am (dynamic_list): New test.
7610 * testsuite/Makefile.in: Regenerated.
7611 * testsuite/dynamic_list.t: New file.
7612 * testsuite/dynamic_list.sh: New file.
7614 2008-11-05 Craig Silverstein <csilvers@google.com>
7616 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7617 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7618 (t11_last): Likewise.
7619 * testsuite/ver_test_6.c (main): Likewise.
7621 2008-10-07 Cary Coutant <ccoutant@google.com>
7623 * options.c (General_options::finalize): Add check for -static and
7625 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7628 2008-10-02 Cary Coutant <ccoutant@google.com>
7630 * plugin.cc (make_sized_plugin_object): Fix conditional
7631 compilation to work when not all targets are enabled.
7633 2008-09-29 Cary Coutant <ccoutant@google.com>
7635 * archive.cc (Archive::get_file_and_offset): Use filename instead
7636 of name to get library path.
7637 (Archive::include_member): Unlock external member of a thin archive.
7639 * testsuite/Makefile.am (TEST_AR): New variable.
7640 (thin_archive_test_1): New test.
7641 (thin_archive_test_2): New test.
7642 * testsuite/Makefile.in: Regenerate.
7643 * testsuite/thin_archive_main.cc: New file.
7644 * testsuite/thin_archive_test_1.cc: New file.
7645 * testsuite/thin_archive_test_2.cc: New file.
7646 * testsuite/thin_archive_test_3.cc: New file.
7647 * testsuite/thin_archive_test_4.cc: New file.
7649 2008-09-29 Cary Coutant <ccoutant@google.com>
7651 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7652 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7654 (Sized_relobj::do_finalize_local_symbols): Likewise.
7655 (Sized_relobj::map_to_kept_section): Likewise.
7656 * object.h (Sized_relobj::invalid_address): New constant.
7657 (Sized_relobj::do_output_section_offset): Check for invalid_address
7659 * output.cc (Output_reloc::local_section_offset): Use constant
7660 invalid_address instead of -1U.
7661 (Output_reloc::get_address): Likewise.
7662 (Output_section::output_address): Change -1U to -1ULL.
7663 * output.h (Output_reloc::invalid_address): New constant.
7664 * reloc.cc (Sized_relobj::write_sections): Use constant
7665 invalid_address instead of -1U.
7666 (Sized_relobj::relocate_sections): Likewise.
7667 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7668 values for merge sections.
7669 * target-reloc.h (relocate_for_relocatable): Use constant
7670 invalid_address instead of -1U.
7672 2008-09-19 Cary Coutant <ccoutant@google.com>
7674 Add plugin functionality for link-time optimization (LTO).
7675 * configure.ac (plugins): Add --enable-plugins option.
7676 * configure: Regenerate.
7677 * config.in: Regenerate.
7678 * Makefile.am (LIBDL): New variable.
7679 (CCFILES): Add plugin.cc.
7680 (HFILES): Add plugin.h.
7681 (ldadd_var): Add LIBDL.
7682 * Makefile.in: Regenerate.
7684 * archive.cc: Include "plugin.h".
7685 (Archive::setup): Don't preread archive symbols when using a plugin.
7686 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7687 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7689 (Archive::include_member): Add symbols from plugin objects.
7690 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7691 * descriptors.cc (Descriptors::open): Check for file descriptors
7692 abandoned by plugins.
7693 (Descriptors::claim_for_plugin): New function.
7694 * descriptors.h (Descriptors::claim_for_plugin): New function.
7695 (Open_descriptor::is_claimed): New field.
7696 (claim_descriptor_for_plugin): New function.
7697 * fileread.cc (File_read::claim_for_plugin): New function.
7698 * fileread.h (File_read::claim_for_plugin): New function.
7699 (File_read::descriptor): New function.
7700 * gold.cc: Include "plugin.h".
7701 (queue_initial_tasks): Add task to call plugin hooks for generating
7703 * main.cc: Include "plugin.h".
7704 (main): Load plugin libraries.
7705 * object.h (Pluginobj): Declare.
7706 (Object::pluginobj): New function.
7707 (Object::do_pluginobj): New function.
7708 (Object::set_target): New function.
7709 * options.cc: Include "plugin.h".
7710 (General_options::parse_plugin): New function.
7711 (General_options::General_options): Initialize plugins_ field.
7712 (General_options::add_plugin): New function.
7713 * options.h (Plugin_manager): Declare.
7714 (General_options): Add --plugin option.
7715 (General_options::has_plugins): New function.
7716 (General_options::plugins): New function.
7717 (General_options::add_plugin): New function.
7718 (General_options::plugins_): New field.
7719 * plugin.cc: New file.
7720 * plugin.h: New file.
7721 * readsyms.cc: Include "plugin.h".
7722 (Read_symbols::do_read_symbols): Check for archive before checking
7723 for ELF file. Call plugin hooks to claim files.
7724 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7725 from a real object file; force override when processing replacement
7727 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7728 (Symbol::init_base_object): Likewise.
7729 (Symbol::init_base_output_data): Likewise.
7730 (Symbol::init_base_output_segment): Likewise.
7731 (Symbol::init_base_constant): Likewise.
7732 (Symbol::init_base_undefined): Likewise.
7733 (Symbol::output_section): Assert that object is not a plugin.
7734 (Symbol_table::add_from_pluginobj): New function.
7735 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7737 (Symbol_table::sized_write_globals): Likewise.
7738 (Symbol_table::add_from_pluginobj): Instantiate template.
7739 * symtab.h (Sized_pluginobj): Declare.
7740 (Symbol::in_real_elf): New function.
7741 (Symbol::set_in_real_elf): New function.
7742 (Symbol::in_real_elf_): New field.
7743 (Symbol_table::add_from_pluginobj): New function.
7745 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7746 (LIBDL): New variable.
7748 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7749 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7750 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7751 (MOSTLYCLEANFILES): Likewise.
7752 * testsuite/Makefile.in: Regenerate.
7753 * testsuite/plugin_test.c: New file.
7754 * testsuite/plugin_test_1.sh: New file.
7755 * testsuite/plugin_test_2.sh: New file.
7757 2008-09-16 Ian Lance Taylor <iant@google.com>
7759 * target-reloc.h (relocate_section): Check whether a symbol is
7760 defined by the ABI before reporting an undefined symbol error.
7761 * target.h (Target::is_defined_by_abi): Make parameter const.
7762 (Target::do_is_defined_by_abi): Likewise.
7763 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7764 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7765 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7766 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7767 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7768 * testsuite/Makefile.in: Rebuild.
7770 * fileread.cc (make_view): Add casts to avoid warning.
7772 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7774 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7775 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7777 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7779 * options.h (General_options::output_is_executable): New.
7780 (General_options::output_is_pie): New.
7781 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7782 for shared libraries.
7783 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7785 2008-09-11 Chris Demetriou <cgd@google.com>
7787 * options.h (origin): New -z option.
7788 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7789 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7792 2008-09-05 Cary Coutant <ccoutant@google.com>
7794 * fileread.cc (File_read::make_view): Add check for attempt to map
7797 2008-09-05 Cary Coutant <ccoutant@google.com>
7799 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7800 explicit instantiations.
7802 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7805 * options.cc (General_options::finalize): Allow undefined symbols
7806 in shlibs if linking -shared.
7809 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7810 symbols as not needing a dynsym entry.
7812 2008-08-20 Craig Silverstein <csilvers@google.com>
7814 * fileread.cc (File_read::open): Do not lock the file unless it
7815 was successfully opened.
7817 2008-08-14 Cary Coutant <ccoutant@google.com>
7819 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7820 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7821 * testsuite/tls_test.cc (struct int128): 128-bit struct
7822 for testing TLS relocs with non-zero addend.
7823 (v12): New TLS variable.
7825 (t_last): Add check for v12.
7826 * testsuite/tls_test.h (t12): New function.
7827 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7829 2008-08-13 Ian Lance Taylor <iant@google.com>
7831 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7832 set tls_segment_ or relro_segment_.
7833 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7835 * output.h (Output_section::clear_is_relro): New function.
7836 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7837 sections specially even when output_data_ is empty.
7838 (Output_segment::maximum_alignment): When first section is relro,
7839 only force alignment for PT_LOAD segments.
7840 * script.cc (script_data_segment_align): New function.
7841 (script_data_segment_relro_end): New function.
7842 * script-c.h (script_data_segment_align): Declare.
7843 (script_data_segment_relro_end): Declare.
7844 * script-sections.h (class Script_sections): Declare
7845 data_segment_align and data_segment_relro_end. Add fields
7846 segment_align_index_ and saw_relro_end_.
7847 * script-sections.cc (class Sections_element): Add set_is_relro
7848 virtual function. Add new bool* parameter to place_orphan_here.
7849 Add get_output_section virtual function.
7850 (class Output_section_definition): Add set_is_relro. Add new
7851 bool* parameter to place_orphan_here. Add get_output_section.
7852 Add is_relro_ field.
7853 (Output_section_definition::Output_section_definition): Initialize
7854 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7855 and is_relro_ fields.
7856 (Output_section_definition::place_orphan_here): Add is_relro
7858 (Output_section_definition::set_section_addresses): Set relro for
7860 (Output_section_definition::alternate_constraint): Likewise.
7861 (class Orphan_output_section): Add new bool* parameter to
7862 place_orphan_here. Add get_output_section.
7863 (Orphan_output_section::place_orphan_here): Add is_relro
7865 (Script_sections::Script_sections): Initialize
7866 data_segment_align_index_ and saw_relro_end_.
7867 (Script_sections::data_segment_align): New function.
7868 (Script_sections::data_segment_relro_end): New function.
7869 (Script_sections::place_orphan): Set or clear is_relro.
7870 (Script_sections::set_section_addresses): Force alignment of first
7872 * yyscript.y (exp): Call script_data_segment_align and
7873 script_data_segment_relro_end.
7874 * testsuite/relro_script_test.t: New file.
7875 * testsuite/relro_test.cc (using_script): Declare.
7876 (t1, t2): Test using_script.
7877 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7878 (relro_script_test_SOURCES): Define.
7879 (relro_script_test_DEPENDENCIES): Define.
7880 (relro_script_test_LDFLAGS): Define.
7881 (relro_script_test_LDADD): Define.
7882 (relro_script_test.so): New target.
7883 * testsuite/Makefile.in: Rebuild.
7885 2008-08-06 Cary Coutant <ccoutant@google.com>
7887 * archive.cc (Archive::total_archives, Archive::total_members)
7888 (Archive::total_members_loaded): New variables.
7889 (Archive::setup): Add parameter. Add option to preread
7891 (Archive::read_armap): Add counter.
7892 (Archive::get_file_and_offset): New function.
7893 (Archive::get_elf_object_for_member): New function.
7894 (Archive::read_all_symbols): New function.
7895 (Archive::read_symbols): New function.
7896 (Archive::add_symbols): Add counters.
7897 (Archive::include_all_members): Use armap to find members if it's
7899 (Archive::include_member): Skip reading symbols if already read.
7900 Factored code into Archive::get_file_and_offset and
7901 Archive::get_elf_object_for_member. Changed call to
7902 Mapfile::report_include_archive_member.
7903 (Archive::print_stats): New function.
7904 * archive.h: Declare Object and Read_symbols_data classes.
7905 (Archive::Archive): Add initializers for new members.
7906 (Archive::setup): Add parameter.
7907 (Archive::print_stats): New function.
7908 (Archive::total_archives, Archive::total_members)
7909 (Archive::total_members_loaded): New variables.
7910 (Archive::get_file_and_offset): New function.
7911 (Archive::get_elf_object_for_member): New function.
7912 (Archive::read_all_symbols): New function.
7913 (Archive::read_symbols): New function.
7914 (Archive::Archive_member): New class.
7915 (Archive::members_): New member.
7916 (Archive::num_members_): New member.
7917 * main.cc: Include archive.h.
7918 (main): Call Archive::print_stats.
7919 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7920 archive parameter; member_name is now the fully-decorated name.
7921 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7922 * options.h: (General_options): Add --preread-archive-symbols option.
7923 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7926 2008-08-04 Ian Lance Taylor <iant@google.com>
7928 * symtab.h (Symbol::use_plt_offset): New function.
7929 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7930 * powerpc.cc (Relocate::relocate): Likewise.
7931 * sparc.cc (Relocate::relocate): Likewise.
7932 * x86_64.cc (Relocate::relocate): Likewise.
7933 * testsuite/weak_plt.sh: New test.
7934 * testsuite/weak_plt_main.cc: New test.
7935 * testsuite/weak_plt_shared.cc: New test.
7936 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7937 (check_PROGRAMS): Add weak_plt.
7938 (check_DATA): Add weak_plt_shared.so.
7939 (weak_plt_main_pic.o, weak_plt): New targets.
7940 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7941 * testsuite/Makefile.in: Rebuild.
7943 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7945 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7946 * testsuite/Makefile.in: Rebuild.
7948 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7950 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7951 * Makefile.in: Regenerate.
7952 * po/POTFILES.in: Regenerate.
7954 2008-07-29 Ian Lance Taylor <iant@google.com>
7956 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7957 symbols before other symbols.
7958 * testsuite/script_test_2.cc (test_addr): Declare.
7959 (test_addr_alias): Declare.
7960 (main): Check that test_addr and test_addr_alias have the right
7962 * testsuite/script_test_2.t: Define test_addr_alias and
7965 2008-07-24 Ian Lance Taylor <iant@google.com>
7968 * descriptors.cc: New file.
7969 * descriptors.h: New file.
7970 * gold-threads.h (class Hold_optional_lock): New class.
7971 * fileread.cc: Include "descriptors.h".
7972 (File_read::~File_read): Release descriptor rather than closing
7974 (File_read::open) [file]: Call open_descriptor rather than open.
7975 Set is_descriptor_opened_.
7976 (File_read::open) [memory]: Assert that descriptor is not open.
7977 (File_read::reopen_descriptor): New function.
7978 (File_read::release): Release descriptor.
7979 (File_read::do_read): Make non-const. Reopen descriptor.
7980 (File_read::read): Make non-const.
7981 (File_read::make_view): Reopen descriptor.
7982 (File_read::do_readv): Likewise.
7983 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7984 Update declarations.
7985 * layout.cc: Include "descriptors.h".
7986 (Layout::create_build_id): Use open_descriptor rather than open.
7987 * output.cc: Include "descriptors.h".
7988 (Output_file::open): Use open_descriptor rather than open.
7989 * archive.cc (Archive::const_iterator): Change Archive to be
7991 (Archive::begin, Archive::end): Make non-const.
7992 (Archive::count_members): Likewise.
7993 * archive.h (class Archive): Update declarations.
7994 * object.h (Object::read): Make non-const.
7995 * Makefile.am (CCFILES): Add descriptors.cc.
7996 (HFILES): Add descriptors.h.
7997 * Makefile.in: Rebuild.
8000 * gold.h: Always include <clocale>. Add Solaris workarounds
8001 following code in binutils/sysdep.h.
8004 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8005 this->eh_frame_hdr_ is NULL before using it.
8007 * dynobj.cc (Versions::Versions): Update comment.
8009 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8010 the base version name.
8012 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8013 array size plus one.
8014 (Stringpool_template::set_string_offsets): Subtract one from key
8015 before using it as an array index.
8016 (Stringpool_template::get_offset_with_length): Likewise.
8017 (Stringpool_template::write_to_buffer): Likewise.
8018 * stringpool.h (Stringpool_template::get_offset_from_key):
8021 2008-07-23 Ian Lance Taylor <iant@google.com>
8024 * object.h (Merged_symbol_value::value): Do our best to handle a
8028 * script.cc (Version_script_info::get_versions): Don't add empty
8029 version tag to return value.
8030 (Version_script_info::get_symbol_version_helper): Change return
8031 type to bool. Add pversion parameter. Change all callers.
8032 (script_register_vers_node): Don't require a non-NULL tag.
8033 * script.h (class Version_script_info): Update declarations.
8034 (Version_script_info::get_symbol_version): Change return type to
8035 bool. Add version parameter. Change all callers.
8036 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8037 handling. Handle an empty version from a version script.
8038 (Symbol_table::define_special_symbol): Likewise.
8039 * testsuite/ver_test_10.script: New file.
8040 * testsuite/ver_test_10.sh: New file.
8041 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8042 (check_DATA): Add ver_test_10.syms.
8043 (ver_test_10.syms, ver_test_10.so): New target.
8044 * testsuite/Makefile.in: Rebuild.
8046 2008-07-23 Simon Baldwin <simonb@google.com>
8048 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8049 to zero for undefined symbols from dynamic libraries.
8051 2008-07-23 Ian Lance Taylor <iant@google.com>
8053 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8055 * symtab.h (class Symbol_table): Update declaration.
8056 * testsuite/ver_test_9.cc: New file.
8057 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8058 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8059 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8060 (ver_test_9.so, ver_test_9.o): New targets.
8061 * testsuite/Makefile.in: Rebuild.
8063 2008-07-22 Ian Lance Taylor <iant@google.com>
8065 * options.h (class General_options): Define --check-sections.
8066 * layout.cc (Layout::set_segment_offsets): Handle
8069 * options.h (class General_options): Define -n/--nmagic and
8071 * options.cc (General_options::finalize): For -n/--nmagic or
8072 -N/--omagic, set -static.
8073 * layout.cc (Layout::attach_allocated_section_to_segment): If
8074 -N/--omagic, don't put read-only and read-write sections in
8076 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8077 finding a read-only segment.
8078 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8079 don't set the minimum segment alignment to the common page size,
8080 and don't set the file offset to the address modulo the page size.
8081 * script-sections.cc (Script_sections::create_segments): If
8082 -n/--omagic, don't put read-only and read-write sections in
8085 * cref.cc: New file.
8087 * options.h (class General_options): Add --print-symbol-counts.
8088 * main.cc (main): Issue defined symbol report if requested.
8089 * archive.cc (Archive::interpret_header): Make into a const member
8091 (Archive::add_symbols): Call Input_objects::archive_start and
8093 (Archive::const_iterator): Define new class.
8094 (Archive::begin, Archive::end): New functions.
8095 (Archive::include_all_members): Rewrite to use iterator.
8096 (Archive::count_members): New function.
8097 * archive.h (class Archive): Update declarations.
8098 (Archive::filename): New function.
8099 * object.cc: Include "cref.h".
8100 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8101 (Sized_relobj::do_get_global_symbol_counts): New function.
8102 (Input_objects::add_object): Add object to cross-referencer.
8103 (Input_objects::archive_start): New function.
8104 (Input_objects::archive_stop): New function.
8105 (Input_objects::print_symbol_counts): New function.
8106 * object.h: Declare Cref and Archive.
8107 (Object::get_global_symbol_counts): New function.
8108 (Object::do_get_global_symbol_counts): New pure virtual function.
8109 (class Sized_relobj): Add defined_count_ field. Update
8111 (class Input_objects): Add cref_ field. Update constructor.
8112 Update declarations.
8113 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8115 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8117 (Sized_dynobj::do_get_global_symbol_counts): New function.
8118 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8119 defined_count_. Update declarations. Define Symbols typedef.
8120 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8121 parameter. Change all callers.
8122 (Symbol_table::add_from_dynobj): Add sympointers and defined
8123 parameters. Change all callers.
8124 * symtab.h (class Symbol_table): Update declarations.
8125 * Makefile.am (CCFILES): Add cref.cc.
8126 (HFILES): Add cref.h.
8127 * Makefile.in: Rebuild.
8129 2008-07-22 Simon Baldwin <simonb@google.com>
8131 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8132 to zero when writing undefined symbols.
8134 2008-07-22 Ian Lance Taylor <iant@google.com>
8136 * output.cc (Output_section::add_input_section): Don't try to
8137 merge empty merge sections.
8139 2008-07-21 Craig Silverstein <csilvers@google.com>
8141 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8142 Include symbol version in error message.
8144 2008-07-20 Chris Demetriou <cgd@google.com>
8146 * configure.ac (gold_cv_c_random_seed): New configured variable.
8147 (RANDOM_SEED_CFLAGS): New substituted variable.
8148 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8149 * configure: Rebuild.
8150 * Makefile.in: Likewise.
8151 * testsuite/Makefile.in: Likewise.
8153 2008-07-18 Ian Lance Taylor <iant@google.com>
8155 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8156 where we see NAME/NULL and NAME/VERSION as separate symbols.
8157 * testsuite/ver_test_main.cc (main): Call t4.
8158 (t4, t4_2a): Define.
8159 * testsuite/ver_test_2.cc (t4_2): Define.
8160 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8161 * testsuite/ver_test_4.cc (t4_2a): Define.
8162 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8163 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8165 2008-07-17 Ian Lance Taylor <iant@google.com>
8167 * dynobj.cc (Versions::add_def): If we give an error about a
8168 missing version, go ahead and create the version anyhow.
8170 2008-07-10 Ian Lance Taylor <iant@google.com>
8172 Handle output sections with more than 0x7fffffff bytes.
8173 * object.h (class Relobj): Change map_to_output_ to
8174 output_sections_, and just keep a section pointer. Change all
8175 uses. Move comdat group support to Sized_relobj.
8176 (Relobj::is_section_specially_mapped): Remove.
8177 (Relobj::output_section): Remove poff parameter. Change all
8179 (Relobj::output_section_offset): New function.
8180 (Relobj::set_section_offset): Rewrite.
8181 (Relobj::map_to_output): Remove.
8182 (Relobj::output_sections): New function.
8183 (Relobj::do_output_section_offset): New pure virtual function.
8184 (Relobj::do_set_section_offset): Likewise.
8185 (class Sized_relobj): Add section_offsets_ field. Add comdat
8186 group support from Relobj. Update declarations.
8187 (Sized_relobj::get_output_section_offset): New function.
8188 (Sized_relobj::do_output_section_offset): New function.
8189 (Sized_relobj::do_set_section_offset): New function.
8190 * object.cc (Relobj::output_section_address): Remove.
8191 (Sized_relobj::Sized_relobj): Initialize new fields.
8192 (Sized_relobj::include_section_group): Cast find_kept_object to
8194 (Sized_relobj::include_linkonce_section): Likewise.
8195 (Sized_relobj::do_layout): Use separate arrays for output section
8197 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8199 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8200 output_sections and section_offsets.
8201 (Sized_relobj::write_local_symbols): Likewise.
8202 (map_to_kept_section): Compute output address directly.
8203 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8204 output_sections and section_offsets.
8205 (Sized_relobj::write_sections): Likewise.
8206 (Sized_relobj::relocate_sections): Likewise.
8207 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8208 * output.h (class Output_reloc): Update declarations. Change
8209 u2_.relobj to Sized_relobj*.
8210 (class Output_data_reloc): Change add functions to use
8212 * output.cc (Output_reloc::Output_reloc): Change relobj to
8214 (Output_reloc::local_section_offset): Change return type to
8215 Elf_Addr. Use get_output_section_offset.
8216 (Output_reloc::get_address): Likewise.
8217 (Output_section::is_input_address_mapped): Don't call
8218 is_section_specially_mapped.
8219 (Output_section::output_offset): Likewise.
8220 (Output_section::output_address): Likewise.
8221 (Output_section::starting_output_address): Likewise.
8222 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8223 parameter to Sized_relobj*.
8224 (Copy_relocs::need_copy_reloc): Likewise.
8225 (Copy_relocs::save): Likewise.
8226 * copy-relocs.h (class Copy_relocs): Update declarations.
8227 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8228 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8229 * target-reloc.h (relocate_for_relocatable): Change
8230 offset_in_output_section type to Elf_Addr. Change code that uses
8232 * layout.cc (Layout::layout): Always set *off.
8233 * mapfile.cc (Mapfile::print_input_section): Use
8234 output_section_offset.
8235 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8237 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8238 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8239 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8241 2008-07-03 Ian Lance Taylor <iant@google.com>
8243 * layout.cc (Layout::include_section): Do not discard unrecognized
8244 SHT_STRTAB sections.
8246 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8248 * script.cc (Lex::can_continue_name): Make '?' allowable in
8249 version-script names.
8250 * testsuite/version_script.map: Change glob pattern to use '?'
8252 2008-06-30 Manish Singh <yosh@gimp.org>
8255 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8258 2008-06-30 Ian Lance Taylor <iant@google.com>
8262 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8263 versions]: Don't try to read the value in the contents, since we
8264 don't use it. Use the template endianness when writing.
8266 2008-06-25 Cary Coutant <ccoutant@google.com>
8268 * fileread.cc (File_read::make_view): Assert on zero-length view.
8269 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8270 symbol table when there are no symbols to read.
8272 2008-06-23 Craig Silverstein <csilvers@google.com>
8274 * version.cc (version_string): Bump to 1.7
8276 2008-06-18 Craig Silverstein <csilvers@google.com>
8278 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8279 constant 0xFFFF to type Valtype.
8280 (Powerpc_relocate_functions::rel16_ha): Likewise.
8282 2008-06-17 Ian Lance Taylor <iant@google.com>
8284 * output.h (Output_section::Input_section): Initialize p2align_ to
8285 zero for Output_section_data constructors.
8286 (Output_section::Input_section::addralign): If not an input
8287 section, return the alignment of the Output_section_data.
8288 * testsuite/copy_test.cc: New file.
8289 * testsuite/copy_test_1.cc: New file.
8290 * testsuite/copy_test_2.cc: New file.
8291 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8292 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8293 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8294 (copy_test_1_pic.o, copy_test_1.so): New targets.
8295 (copy_test_2_pic.o, copy_test_2.so): New targets.
8296 * testsuite/Makefile.in: Rebuild.
8298 * script-sections.cc (Script_sections::place_orphan): Initialize
8299 local variable exact.
8301 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8303 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8305 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8306 David S. Miller <davem@davemloft.net>
8308 * powerpc.cc: New file.
8309 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8310 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8311 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8312 * Makefile.in: Rebuild.
8314 2008-06-09 Ian Lance Taylor <iant@google.com>
8316 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8318 (throwing, orig_terminate): New static variables.
8319 (terminate_handler): New static function.
8320 (t2): Set terminate handler.
8322 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8325 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8328 2008-05-30 Cary Coutant <ccoutant@google.com>
8330 * archive.cc (Archive::include_all_members) Correct to step
8331 over symbol table and extended name table in thin archives.
8333 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8336 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8339 2008-05-28 Caleb Howe <cshowe@google.com>
8341 * reduced_debug_output.cc: New file.
8342 * reduced_debug_output.h: New file.
8343 * options.h (class General_options): Add --strip-debug-non-line.
8344 * options.cc (General_options::finalize): Add strip_debug_non_line
8345 to the strip heirarchy.
8346 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8348 * layout.cc: Include "reduced_debug_output.h".
8349 (Layout::Layout): Initialize new fields.
8350 (line_only_debug_sections): New static array.
8351 (is_lines_only_debug_sections): New static inline function.
8352 (Layout::include_section): Handle --strip-debug-non-line.
8353 (Layout::make_output_section): If --strip-debug-non-line, build
8354 new output sections for .debug_abbrev and .debug_info.
8355 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8356 gold. Warn about possible overflow.
8357 (read_signed_LEB_128): Likewise.
8358 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8359 (read_signed_LEB_128): Declare.
8360 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8361 (HFILES): Add reduced_debug_output.h.
8362 * Makefile.in: Rebuild.
8364 2008-05-21 Ian Lance Taylor <iant@google.com>
8366 * mapfile.cc: New file.
8367 * mapfile.h: New file.
8368 * options.h (class General_options): Add -M/--print-map and -Map.
8369 * options.cc (General_options::finalize): Make -M equivalent to
8371 * main.cc: Include <cstdio> and "mapfile.h".
8372 (main): Open mapfile if requested.
8373 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8374 constructor. Change caller.
8375 (queue_initial_tasks): Add mapfile parameter. Change caller.
8376 (queue_middle_tasks): Likewise.
8377 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8379 * archive.cc: Include "mapfile.h".
8380 (Archive::add_symbols): Add mapfile parameter. Change all
8381 callers. Pass mapfile, symbol, and reason to include_member.
8382 (Archive::include_all_members): Add mapfile parameter. Change all
8384 (Archive::include_member): Add mapfile, sym, and why parameters.
8385 Change all callers. Report inclusion to map file.
8386 * archive.h: Include "fileread.h".
8387 (class Archive): Update declarations.
8388 (Archive::file): New const method.
8389 (class Add_archive_symbols): Add mapfile_ field. Update
8390 constructor. Change all callers.
8391 * readsyms.h (class Read_symbols): Likewise.
8392 (class Finish_group): Likewise.
8393 (class Read_script): Likewise.
8394 * common.cc: Include "mapfile.h".
8395 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8397 (Symbol_table::do_allocate_commons): Likewise.
8398 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8399 symbol allocation to mapfile.
8400 * common.h (class Allocate_commons_task): Add mapfile_ field.
8401 Update constructor. Change all callers.
8402 * symtab.h (class Symbol_table): Update declarations.
8403 * layout.cc: Include "mapfile.h".
8404 (Layout_task_runner::run): Print information to mapfile.
8405 (Layout::create_gold_note): Change Output_data_fixed_space to
8406 Output_data_zero_fill.
8407 (Layout::create_build_id): Likewise.
8408 (Layout::print_to_mapfile): New function.
8409 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8410 constructor. Change caller.
8411 (class Layout): Declare print_to_mapfile.
8412 * output.cc (Output_section::Input_section::print_to_mapfile): New
8414 (Output_section::add_input_section): If producing a map, always
8415 add to input_sections_ list.
8416 (Output_section::do_print_to_mapfile): New function.
8417 (Output_segment::print_sections_to_mapfile): New function.
8418 (Output_segment::print_section_list_to_mapfile): New function.
8419 * output.h: Include "mapfile.h".
8420 (Output_data::print_to_mapfile): New function.
8421 (Output_data::do_print_to_mapfile): New virtual function.
8422 (Output_segment_headers::do_print_to_mapfile): New function.
8423 (Output_file_header::do_print_to_mapfile): New function.
8424 (Output_data_const::do_print_to_mapfile): New function.
8425 (class Output_data_const_buffer): Add map_name_ field. Update
8426 constructor. Change all callers. Add do_print_to_mapfile
8428 (class Output_data_fixed_space): Likewise.
8429 (class Output_data_space): Likewise.
8430 (class Output_data_zero_fill): New class.
8431 (Output_data_strtab::do_print_to_mapfile): New function.
8432 (Output_data_reloc_base::do_print_to_mapfile): New function.
8433 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8434 (Output_data_group::do_print_to_mapfile): New function.
8435 (Output_data_got::do_print_to_mapfile): New function.
8436 (Output_data_dynamic::do_print_to_mapfile): New function.
8437 (Output_symtab_xindex::do_print_to_mapfile): New function.
8438 (class Output_section): Declare do_print_to_mapflie. Declare
8439 print_to_mapfile in Input_section.
8440 (class Output_segment): Declare new functions.
8441 * object.h (Sized_relobj::symbol_count): New function.
8442 * script-sections.cc
8443 (Output_section_element_dot_assignment::set_section_addresses):
8444 Change Output_data_fixed_space to Output_data_zero_fill.
8445 (Output_data_expression::do_print_to_mapfile): New function.
8446 * script.cc (read_input_script): Add mapfile parameter. Change
8448 * script.h (read_input_script): Update declaration.
8449 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8450 (Eh_frame::do_print_to_mapfile): New function.
8451 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8452 (Output_merge_string::do_print_to_mapfile): New function.
8453 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8455 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8457 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8459 * Makefile.am (CCFILES): Add mapfile.cc.
8460 (HFILES): Add mapfile.h.
8461 * Makefile.in: Rebuild.
8463 2008-05-19 Ian Lance Taylor <iant@google.com>
8465 * options.h (class General_options): Add -z relro.
8466 * layout.cc (Layout::Layout): Initialize relro_segment_.
8467 (Layout::add_output_section_data): Return the output section.
8468 (Layout::make_output_section): Rcognize relro sections and mark
8470 (Layout::attach_allocated_section_to_segment): Put relro sections
8471 in a PT_GNU_RELRO segment.
8472 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8474 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8476 (Layout::linkonce_mapping): Map d.rel.ro.local to
8478 (Layout::output_section_name): Us .data.rel.ro.local for any
8479 section which begins with that.
8480 * layout.h (class Layout): Update add_output_section_data
8481 declaration. Add relro_segment_ field.
8482 * output.cc (Output_section::Output_section): Initialize is_relro_
8483 and is_relro_local_ fields.
8484 (Output_segment::add_output_section): Group relro sections.
8485 (Output_segment::is_first_section_relro): New function.
8486 (Output_segment::maximum_alignment): If there is a relro section,
8487 align the segment to the common page size.
8488 (Output_segment::set_section_addresses): Track whether we are
8489 looking at relro sections. If the last section is a relro
8490 section, align to the common page size.
8491 (Output_segment::set_section_list_addresses): Add in_relro
8492 parameter. Change all callers. Align to the page size when
8493 moving from relro to non-relro section.
8494 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8496 * output.h (class Output_section): Add is_relro_ and
8497 is_relro_local_ fields.
8498 (Output_section::is_relro): New function.
8499 (Output_section::set_is_relro): New function.
8500 (Output_section::is_relro_local): New function.
8501 (Output_section::set_is_relro_local): New function.
8502 (class Output_segment): Update declarations.
8503 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8504 * sparc.cc (Target_sparc::got_section): Likewise.
8505 * x86_64.cc (Target_x86_64::got_section): Likewise.
8506 * testsuite/relro_test_main.cc: New file.
8507 * testsuite/relro_test.cc: New file.
8508 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8509 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8510 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8511 (relro_test.so, relro_test_pic.o): New targets.
8512 * testsuite/Makefile.in: Rebuild.
8514 2008-05-16 Ian Lance Taylor <iant@google.com>
8516 * output.cc (Output_segment::add_output_section): Remove front
8518 * output.h (class Output_segment): Remove
8519 add_initial_output_section and overloaded add_output_section.
8520 Update declaration of remaining add_output_section.
8521 * layout.cc (Layout::create_interp): Call add_output_section
8522 rather than add_initial_output_section.
8523 (Layout::finish_dynamic_section): Likewise.
8525 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8526 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8527 know the dynamic type.
8528 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8529 field. Initialize it in constructor.
8530 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8531 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8532 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8535 * output.cc (Output_reloc::get_address): Change return type to
8537 * output.h (class Output_reloc): Update get_address declaration.
8538 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8539 for section addresses.
8541 2008-05-09 Ian Lance Taylor <iant@google.com>
8544 * gold.cc (gold_nomem): Use return value of write.
8546 2008-05-08 Ian Lance Taylor <iant@google.com>
8548 * symtab.c (Symbol::init_base_output_data): Add version
8549 parameter. Change all callers.
8550 (Symbol::init_base_output_segment): Likewise.
8551 (Symbol::init_base_constant): Likewise.
8552 (Symbol::init_base_undefined): Likewise.
8553 (Sized_symbol::init_output_data): Likewise.
8554 (Sized_symbol::init_output_segment): Likewise.
8555 (Sized_symbol::init_constant): Likewise.
8556 (Sized_symbol::init_undefined): Likewise.
8557 (Symbol_table::do_define_in_output_data): If the new symbol has a
8558 version, mark it as the default.
8559 (Symbol_table::do_define_in_output_segment): Likewise.
8560 (Symbol_table::do_define_as_constant): Likewise.
8561 * symtab.h (class Symbol): Update declarations.
8562 (class Sized_symbol): Likewise.
8563 * resolve.cc (Symbol::override_version): New function.
8564 (Symbol::override_base): Call override_version.
8565 (Symbol::override_base_with_special): Likewise.
8566 * testsuite/ver_script_8.script: New file.
8567 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8568 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8569 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8570 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8572 2008-05-06 Ian Lance Taylor <iant@google.com>
8575 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8577 (class General_options): Remove existing --undefined, and add
8578 --no-undefined instead. Add new --undefined as synonym for -u.
8579 * archive.cc (Archive::add_symbols): Check whether symbol was
8581 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8582 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8583 all uses. Add IS_UNDEFINED. Update declarations to split
8584 different versions of init_base. Declare init_base_undefined.
8585 (Symbol::is_defined): Handle IS_UNDEFINED.
8586 (Symbol::is_undefined): Likewise.
8587 (Symbol::is_weak_undefined): Call is_undefined.
8588 (Symbol::is_absolute): Handle IS_CONSTANT.
8589 (class Sized_symbol): Update declarations to split different
8590 versions of init. Declare init_undefined.
8591 (class Symbol_table): Declare new functions.
8592 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8594 (Symbol::init_base_output_data): Likewise.
8595 (Symbol::init_base_output_segment): Likewise.
8596 (Symbol::init_base_constant): Likewise.
8597 (Symbol::init_base_undefined): New function.
8598 (Sized_symbol::init_object): Rename from init. Change all
8600 (Sized_symbol::init_output_data): Likewise.
8601 (Sized_symbol::init_output_segment): Likewise.
8602 (Sized_symbol::init_constant): Likewise.
8603 (Sized_symbol::init_undefined): New function.
8604 (Symbol_table::add_undefined_symbols_from_command_line): New
8606 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8608 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8609 (Symbol::output_section): Likewise.
8610 (Symbol::set_output_section): Likewise.
8611 (Symbol_table::sized_finalize_symbol): Likewise.
8612 (Symbol_table::sized_write_globals): Likewise.
8613 * resolve.cc (Symbol_table::should_override): Likewise.
8614 (Symbol::override_base_with_special): Likewise.
8616 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8617 symbol, change it to have default visibility.
8618 * testsuite/protected_1.cc: New file.
8619 * testsuite/protected_2.cc: New file.
8620 * testsuite/protected_3.cc: New file.
8621 * testsuite/protected_main_1.cc: New file.
8622 * testsuite/protected_main_2.cc: New file.
8623 * testsuite/protected_main_3.cc: New file.
8624 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8625 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8626 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8627 (protected_1.so): New target.
8628 (protected_1_pic.o, protected_2_pic.o): New targets.
8629 (protected_3_pic.o): New target.
8630 (check_PROGRAMS): Add protected_2.
8631 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8632 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8633 * testsuite/Makefile.in: Rebuild.
8635 * options.h (DEFINE_var): Add set_user_set_##varname__.
8636 (DEFINE_bool_alias): New macro.
8637 (class General_options): Define -Bstatic using DEFINE_bool_alias
8638 rather than DEFINE_special. Add --undefined as an alias for -z
8640 * options.cc (General_options::parse_Bstatic): Remove.
8642 * options.h (class General_options): Add --fatal-warnings.
8643 * main.cc (main): Implement --fatal-warnings.
8644 * errors.h (Errors::warning_count): New function.
8646 * options.h (class General_options): Add -Bsymbolic-functions.
8647 * symtab.h (Symbol::is_preemptible): Check for
8648 -Bsymbolic-functions.
8650 2008-05-05 Ian Lance Taylor <iant@google.com>
8652 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8653 as noVARNAME rather than no-VARNAME.
8654 (class General_options): Add option -z combreloc.
8655 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8657 (Output_reloc::sort_before) [SHT_REL]: New function.
8658 (Output_reloc::sort_before) [SHT_RELA]: New function.
8659 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8660 Sort_relocs_comparison.
8661 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8662 parameter. Change all callers.
8663 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8664 sort_relocs parameter. Change all callers.
8665 * output.cc (Output_reloc::get_address): New function, broken out
8667 (Output_reloc::write_rel): Call it.
8668 (Output_reloc::compare): New function.
8669 (Output_data_reloc_base::do_write): Optionally sort relocs.
8671 * configure.ac: If targ_extra_obj is set, link it in.
8672 * configure.tgt: Initialize all variables.
8673 (x86_64*): Set targ_extra_obj and targ_extra_size.
8674 * configure: Rebuild.
8676 * object.cc (Sized_relobj::include_section_group): Adjust section
8677 indexes read from group data. Build vector to pass to
8679 * layout.cc (Layout::layout_group): Add flags and shndxes
8680 parameters. Remove contents parameter. Change caller. Update
8681 explicit instantiations.
8682 * layout.h (class Layout): Update layout_group declaration.
8683 * output.cc (Output_data_group::Output_data_group): Add flags and
8684 input_shndxes parameters. Remove contents parameter. Change
8686 (Output_data_group::do_write): Change input_sections_ to
8688 * output.h (class Output_data_group): Update constructor
8689 declaration. Rename input_sections_ to input_shndxes_.
8690 * testsuite/many_sections_test.cc: Add template.
8692 2008-04-30 Cary Coutant <ccoutant@google.com>
8694 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8696 * layout.cc (Layout::include_section): Refactored check for debug
8698 (Layout::add_comdat): Add new parameters. Change type
8699 of signature parameter. Add object and shndx to signatures table.
8700 (Layout::find_kept_object): New function.
8701 * layout.h: Include <cstring>.
8702 (Layout::is_debug_info_section): New function.
8703 (Layout::add_comdat): Add new parameters.
8704 (Layout::find_kept_object): New function.
8705 (Layout::Kept_section): New struct.
8706 (Layout::Signatures): Change type of map range.
8707 * object.cc (Relobj::output_section_address): New function.
8708 (Sized_relobj::include_section_group): Add new parameters. Change
8709 calls to Layout::add_comdat. Change to build table of kept comdat
8710 groups and table mapping discarded sections to kept sections.
8711 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8712 (Sized_relobj::do_layout): Change calls to include_section_group and
8713 include_linkonce_section.
8714 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8715 value to zero when section is discarded.
8716 (Sized_relobj::map_to_kept_section): New function.
8717 * object.h (Relobj::output_section_address): New function.
8718 (Relobj::Comdat_group): New type.
8719 (Relobj::find_comdat_group): New function.
8720 (Relobj::Comdat_group_table): New type.
8721 (Relobj::Kept_comdat_section): New type.
8722 (Relobj::Kept_comdat_section_table): New type.
8723 (Relobj::add_comdat_group): New function.
8724 (Relobj::set_kept_comdat_section): New function.
8725 (Relobj::get_kept_comdat_section): New function.
8726 (Relobj::comdat_groups_): New field.
8727 (Relobj::kept_comdat_sections_): New field.
8728 (Symbol_value::input_value): Update comment.
8729 (Sized_relobj::map_to_kept_section) New function.
8730 (Sized_relobj::include_linkonce_section): Add new parameter.
8731 * target-reloc.h (Comdat_behavior): New type.
8732 (get_comdat_behavior): New function.
8733 (relocate_section): Add code to map a discarded section to the
8734 corresponding kept section when applying a relocation.
8736 2008-04-30 Craig Silverstein <csilvers@google.com>
8738 * dwarf_reader.cc (next_generation_count): New static var.
8739 (Addr2line_cache_entry): New struct.
8740 (addr2line_cache): New static var.
8741 (Dwarf_line_info::one_addr2line): Added caching.
8742 (Dwarf_line_info::clear_addr2line_cache): New function.
8743 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8744 cache-size parameter.
8745 (Dwarf_line_info::one_addr2line_cache): New function.
8746 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8747 new cache-size argument to one_addr2line(), and clear cache.
8749 2008-04-28 Cary Coutant <ccoutant@google.com>
8751 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8752 R_386_PC8 relocations.
8754 2008-04-23 Ian Lance Taylor <iant@google.com>
8756 * object.cc (Sized_relobj::include_section_group): Check for
8757 invalid section group.
8759 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8762 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8763 than read for file header.
8764 * archive.cc (Archive::include_member): Likewise.
8766 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8768 * aclocal.m4: Regenerate.
8769 * configure: Regenerate.
8771 2008-04-19 Ian Lance Taylor <iant@google.com>
8773 * version.cc (version_string): Bump to 1.6.
8775 * testsuite/Makefile.am (many_sections_r_test): New target.
8776 (many_sections_r_test_SOURCES): Remove.
8777 (many_sections_r_test_DEPENDENCIES): Remove.
8778 (many_sections_r_test_LDFLAGS): Remove.
8779 (many_sections_r_test_LDADD): Remove.
8781 * object.cc (Sized_relobj::do_add_symbols): Always pass
8782 local_symbol_count_ to add_from_relobj.
8784 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8785 every thousand variables.
8786 * testsuite/Makefile.in: Rebuild.
8788 * object.cc (Xindex::initialize_symtab_xindex): New function.
8789 (Xindex::read_symtab_xindex): New function.
8790 (Xindex::sym_xindex_to_shndx): New function.
8791 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8793 (Sized_relobj::do_initialize_xindex): New function.
8794 (Sized_relobj::do_read_symbols): Adjust section links.
8795 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8796 parameter. Change all callers.
8797 (Sized_relobj::include_section_group): Adjust section links and
8798 symbol section indexes.
8799 (Sized_relobj::do_layout): Adjust section links.
8800 (Sized_relobj::do_count_local_symbols): Adjust section links and
8801 symbol section indexes.
8802 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8803 ordinary and special symbols.
8804 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8805 dynsym_xindex parameters. Change all callers. Adjust section
8806 links. Use SHN_XINDEX when needed.
8807 (Sized_relobj::get_symbol_location_info): Adjust section links.
8808 Don't get fooled by special symbols.
8809 * object.h (class Xindex): Define.
8810 (class Object): Add xindex_ parameter. Declare virtual functoin
8811 do_initialize_xindex.
8812 (Object::adjust_sym_shndx): New function.
8813 (Object::set_xindex): New protected function.
8814 (class Symbol_value): Add is_ordinary_shndx_ field.
8815 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8816 (Symbol_value::value): Assert ordinary section.
8817 (Symbol_value::initialize_input_to_output_map): Likewise.
8818 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8820 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8822 (class Sized_relobj): Update declarations.
8823 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8824 parameter. Change all callers.
8825 (Sized_relobj::adjust_shndx): New function.
8826 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8828 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8829 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8830 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8831 (Sized_dynobj::read_dynsym_section): Adjust section links.
8832 (Sized_dynobj::read_dynamic): Likewise.
8833 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8835 (Sized_dynobj::do_initialize_xindex): New function.
8836 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8837 do_initialize_xindex.
8838 (Sized_dynobj::adjust_shndx): New function.
8839 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8840 dynsym_xindex_ fields.
8841 (Layout::finalize): Add a call to set_section_indexes before
8842 creating the symtab sections.
8843 (Layout::set_section_indexes): Don't do anything if the section
8844 already has a section index.
8845 (Layout::create_symtab_sections): Add shnum parameter. Change
8846 caller. Create .symtab_shndx section if needed.
8847 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8849 (Layout::allocated_output_section_count): New function.
8850 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8852 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8853 fields. Update declarations.
8854 (Layout::symtab_xindex): New function.
8855 (Layout::dynsym_xindex): New function.
8856 (class Write_symbols_task): Add layout_ field.
8857 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8859 * output.cc (Output_section_headers::Output_section_headers): Add
8860 shstrtab_section parameter. Change all callers.
8861 (Output_section_headers::do_sized_write): Store overflow values
8862 for section count and section string table section index in
8863 section header zero.
8864 (Output_file_header::do_sized_write): Check for overflow of
8865 section count and section string table section index.
8866 (Output_symtab_xindex::do_write): New function.
8867 (Output_symtab_xindex::endian_do_write): New function.
8868 * output.h (class Output_section_headers): Add shstrtab_section_.
8869 Update declarations.
8870 (class Output_symtab_xindex): Define.
8871 (Output_section::has_out_shndx): New function.
8872 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8874 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8876 (Sized_symbol::init): Likewise.
8877 (Symbol::output_section): Check for ordinary symbol.
8878 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8879 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8881 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8882 Change all callers. Simplify handling of symbols from sections
8883 not included in the link.
8884 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8886 (Weak_alias_sorter::operator()): Assert that symbols are
8888 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8890 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8891 parameters. Change all callers.
8892 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8893 symbol distinction. Use SHN_XINDEX when needed.
8894 (Symbol_table::write_section_symbol): Add symtab_xindex
8895 parameter. Change all callers.
8896 (Symbol_table::sized_write_section_symbol): Likewise. Use
8897 SHN_XINDEX when needed.
8898 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8900 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8901 (Symbol::is_defined): Check is_ordinary.
8902 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8903 (Symbol::is_absolute, Symbol::is_common): Likewise.
8904 (class Sized_symbol): Update declarations.
8905 (class Symbol_table): Update declarations.
8906 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8907 parameters. Change all callers.
8908 (Sized_symbol::override): Likewise.
8909 (Symbol_table::override): Likewise.
8910 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8911 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8912 is_ordinary, and orig_st_shndx parameters. Change all callers.
8913 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8914 to be in an ordinary section.
8915 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8916 object and is_ordinary parameters. Change all callers.
8917 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8918 Change all callers. Don't add undefined or non-ordinary symbols
8920 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8922 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8924 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8925 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8926 (Sized_relobj::relocate_sections): Likewise.
8927 * target-reloc.h (scan_relocs): Adjust section symbol index.
8928 (scan_relocatable_relocs): Likewise.
8929 * i386.cc (Scan::local): Check for ordinary symbols.
8930 * sparc.cc (Scan::local): Likewise.
8931 * x86_64.cc (Scan::local): Likewise.
8932 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8933 to symbol_section_and_value.
8934 * testsuite/many_sections_test.cc: New file.
8935 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8936 (check_PROGRAMS): Add many_sections_test.
8937 (many_sections_test_SOURCES): Define.
8938 (many_sections_test_DEPENDENCIES): Define.
8939 (many_sections_test_LDFLAGS): Define.
8940 (BUILT_SOURCES): Add many_sections_define.h.
8941 (many_sections_define.h): New target.
8942 (BUILT_SOURCES): Add many_sections_check.h.
8943 (many_sections_check.h): New target.
8944 (check_PROGRAMS): Add many_sections_r_test.
8945 (many_sections_r_test_SOURCES): Define.
8946 (many_sections_r_test_DEPENDENCIES): Define.
8947 (many_sections_r_test_LDFLAGS): Define.
8948 (many_sections_r_test_LDADD): Define.
8949 (many_sections_r_test.o): New target.
8950 * testsuite/Makefile.in: Rebuild.
8952 2008-04-17 Cary Coutant <ccoutant@google.com>
8954 * errors.cc (Errors::info): New function.
8955 (gold_info): New function.
8956 * errors.h (Errors::info): New function.
8957 * gold.h (gold_info): New function.
8958 * object.cc (Input_objects::add_object): Print trace output.
8959 * options.cc (options::parse_set): New function.
8960 (General_options::parse_wrap): Deleted.
8961 (General_options::General_options): Deleted initializer.
8962 * options.h (options::String_set): New typedef.
8963 (options::parse_set): New function.
8964 (DEFINE_set): New macro.
8965 (General_options::wrap): Changed to use DEFINE_set. Changed
8966 callers of any_wrap_symbols and is_wrap_symbol.
8967 (General_options::trace, General_options::trace_symbol):
8969 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8970 (General_options::wrap_symbols_): Deleted.
8971 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8973 2008-04-17 David S. Miller <davem@davemloft.net>
8975 * options.cc (General_options::parse_V): New function.
8976 * options.h: Add entries for -V and -Qy.
8978 2008-04-17 Ian Lance Taylor <iant@google.com>
8980 * common.cc (Symbol_table::allocate_commons): Remove options
8981 parameter. Change caller.
8982 (Symbol_table::do_allocate_commons): Remove options parameter.
8983 Change caller. Just call do_allocate_commons_list twice.
8984 (Symbol_table::do_allocate_commons_list): New function, broken out
8985 of do_allocate_commons.
8986 * common.h (class Allocate_commons_task): Remove options_ field.
8988 * symtab.cc (Symbol_table::Symbol_table): Initialize
8990 (Symbol_table::add_from_object): Put TLS common symbols on
8992 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8993 which are IN_OUTPUT_DATA.
8994 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8995 allocate_commons and do_allocate_commons declarations. Declare
8996 do_allocate_commons_list.
8997 * gold.cc (queue_middle_tasks): Update creation of
8998 Allocate_commons_task to not pass options.
8999 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9000 (TLS_TEST_C_FLAGS): New variable.
9001 (tls_test_c_pic.o): New target.
9002 (tls_test_shared.so): Link in tls_test_c_pic.o.
9003 (tls_test_c_pic_ie.o): New target.
9004 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9005 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9006 (tls_test_c.o): New target.
9007 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9008 (tls_pic_test_LDADD): Likewise.
9009 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9010 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9011 (tls_test_c_gnu2.o): New target.
9012 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9014 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9015 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9016 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9017 * testsuite/tls_test.cc: Include "config.h".
9018 (t_last): Call t11_last.
9019 * testsuite/tls_test.h (t11, t11_last): Declare.
9020 * testsuite/tls_test_c.c: New file.
9021 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9022 * configure.ac: Check for OpenMP support.
9023 * configure, config.in, Makefile.in: Rebuild.
9024 * testsuite/Makefile.in: Rebuild.
9026 2008-04-16 Cary Coutant <ccoutant@google.com>
9028 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9029 (Target_i386::tls_base_symbol_defined_): New field.
9030 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9031 (Target_i386::Scan::global): Likewise.
9032 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9033 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9034 (Target_x86_64::tls_base_symbol_defined_): New field.
9035 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9036 (Target_x86_64::Scan::global): Likewise.
9038 2008-04-16 Cary Coutant <ccoutant@google.com>
9040 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9041 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9042 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9043 building shared libraries.
9044 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9045 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9046 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9047 * testsuite/Makefile.in: Rebuild.
9048 * testsuite/weak_undef.h: New file.
9049 * testsuite/weak_undef_file1.cc: Add extra test cases.
9050 * testsuite/weak_undef_file2.cc: Likewise.
9051 * testsuite/weak_undef_test.cc: Likewise.
9053 2008-04-16 David S. Miller <davem@davemloft.net>
9055 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9056 Add issued_non_pic_error_ field. Declare check_non_pic.
9057 (Target_sparc::Scan::check_non_pic): New function.
9058 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9059 (Target_sparc::Scan::global): Likewise.
9061 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9062 * configure: Rebuild.
9064 * options.h (DEFINE_enable): New macro.
9065 (new_dtags): New enable option.
9066 (initfirst, interpose, loadfltr, nodefaultlib,
9067 nodelete, nodlopen, nodump): New -z options.
9068 * layout.cc (Layout:finish_dynamic_section): If new
9069 dtags enabled, emit DT_RUNPATH. Also, emit a
9070 DT_FLAGS_1 containing any specified -z flags.
9072 2008-04-16 Ian Lance Taylor <iant@google.com>
9074 * copy-relocs.cc: New file.
9075 * copy-relocs.h: New file.
9076 * reloc.cc: Remove Copy_relocs code.
9077 * reloc.h: Likewise.
9078 * reloc-types.h (struct Reloc_types) [both versions]: Add
9079 get_reloc_addend_noerror.
9080 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9081 variants of add_global which take an addend which must be zero.
9082 * i386.cc: Include "copy-relocs.h".
9083 (class Target_i386): Change type of copy_relocs_ to variable,
9085 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9087 (Target_i386::do_finalize_sections): Change handling of
9089 * sparc.cc: Include "copy-relocs.h".
9090 (class Target_sparc): Change type of copy_relocs_ to variable,
9092 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9094 (Target_sparc::do_finalize_sections): Change handling of
9096 * x86_64.cc: Include "copy-relocs.h".
9097 (class Target_x86_64): Change type of copy_relocs_ to variable,
9099 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9100 class. Change all callers.
9101 (Target_x86_64::do_finalize_sections): Change handling of
9103 * Makefile.am (CCFILES): Add copy-relocs.cc.
9104 (HFILES): Add copy-relocs.h.
9106 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9108 * testsuite/script_test_4.sh: Permit leading zeroes.
9110 2008-04-15 Ian Lance Taylor <iant@google.com>
9112 * script-sections.cc (Script_sections::create_segments): Use
9113 header_size_adjustment even when there is enough room for the
9115 * testsuite/script_test_4.sh: New file.
9116 * testsuite/script_test_4.t: New file.
9117 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9118 (check_DATA): Add script_test_4.stdout.
9119 (MOSTLYCLEANFILES): Likewise.
9120 (script_test_4): New target.
9121 (script_test_4.stdout): New target.
9122 * testsuite/Makefile.in: Rebuild.
9124 * sparc.cc: Add definitions for Output_data_plt_sparc class
9127 2008-04-14 David S. Miller <davem@davemloft.net>
9129 * sparc.cc: New file.
9130 * Makefile.am (TARGETSOURCES): Add sparc.cc
9131 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9132 * configure.tgt: Document targ_extra_size and
9133 targ_extra_big_endian. Add entries for sparc-* and
9135 * configure.ac: Handle targ_extra_size and
9136 targ_extra_big_endian.
9137 * Makefile.in: Rebuild.
9138 * configure: Likewise.
9139 * po/POTFILES.in: Likewise.
9140 * po/gold.pot: Likewise.
9142 2008-04-14 Ian Lance Taylor <iant@google.com>
9144 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9145 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9146 in the name/type/flags to section mapping. Don't call
9147 allocate_output_section.
9148 (Layout::choose_output_section): Change parameter from adjust_name
9149 to is_input_section. Don't permit input sections after sections
9150 are attached to segments. Don't call allocate_output_section.
9151 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9152 not write_enable_output_section.
9153 (Layout::make_output_section): Don't push to
9154 unattached_section_list_ nor call attach_to_segment. Call
9155 attach_section_to_segment if sections are attached.
9156 (Layout::attach_sections_to_segments): New function.
9157 (Layout::attach_section_to_segment): New function.
9158 (Layout::attach_allocated_section_to_segment): Rename from
9159 attach_to_segment. Remove flags parameter.
9160 (Layout::allocate_output_section): Remove function.
9161 (Layout::write_enable_output_section): Remove function.
9162 * layout.h (class Layout): Update for above changes. Add new
9163 field sections_are_attached_.
9164 * output.h (Output_section::update_flags_for_input_section): New
9166 * output.cc (Output_section::add_input_section): Call
9167 update_flags_for_input_section.
9168 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9170 2008-04-11 Cary Coutant <ccoutant@google.com>
9172 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9173 thought unnecessary.
9174 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9176 2008-04-11 Ian Lance Taylor <iant@google.com>
9178 * output.h (class Output_section_data): Remove inline definition
9180 * output.cc (Output_section_data::set_addralign): New function.
9182 2008-04-11 Cary Coutant <ccoutant@google.com>
9184 Add support for TLS descriptors for i386 and x86_64.
9185 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9186 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9187 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9189 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9190 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9191 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9193 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9194 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9195 Fix problem with initial-exec relocations.
9196 (Target_i386::Relocate::relocate_tls): Likewise.
9197 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9199 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9200 support for section-plus-offset dynamic table entries.
9201 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9202 (Output_data_dynamic::Dynamic_entry): Add support for
9203 section-plus-offset dynamic table entries.
9204 (Output_data_dynamic::Classification): Likewise.
9205 (Output_data_dynamic::classification_): Renamed offset_.
9206 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9207 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9208 (Target_x86_64::make_plt_section): New function.
9209 (Target_x86_64::reserve_tlsdesc_entries): New function.
9210 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9211 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9212 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9213 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9214 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9215 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9216 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9217 add extra PLT entry for TLS descriptors.
9218 (Output_data_plt_x86_64::got_): New field.
9219 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9220 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9222 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9224 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9225 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9226 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9227 R_386_TLS_DESC_CALL relocations.
9228 (Target_x86_64::Scan::global): Likewise.
9229 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9230 for TLS descriptors.
9231 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9232 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9233 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9234 GD-to-IE relaxation.
9235 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9236 and TLS_DESCRIPTORS.
9237 * Makefile.in: Rebuild.
9238 * configure: Rebuild.
9239 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9240 (tls_test_shared2.so): New target.
9241 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9242 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9243 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9244 (tls_shared_gd_to_ie_test_LDADD): New variable.
9245 (tls_shared_gnu2_gd_to_ie_test): New target.
9246 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9248 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9249 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9250 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9251 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9252 (tls_shared_gnu2_test): New target.
9253 (tls_test_gnu2_shared.so): New target.
9254 (tls_shared_gnu2_test_SOURCES): New variable.
9255 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9256 (tls_shared_gnu2_test_LDFLAGS): New variable.
9257 (tls_shared_gnu2_test_LDADD): New variable.
9258 * testsuite/Makefile.in: Rebuild.
9259 * testsuite/Makefile.
9261 2008-04-11 Ian Lance Taylor <iant@google.com>
9263 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9265 * testsuite/Makefile.in: Rebuild.
9267 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9269 * testsuite/script_test_2.cc (main): Adjust test.
9271 2008-04-11 David S. Miller <davem@davemloft.net>
9272 Ian Lance Taylor <iant@google.com>
9274 * options.h (General_options): Add entries for '-Y' and
9276 * options.cc (General_options:finalize): If -Y was used, add those
9277 entries to the library path instead of the default "/lib" and
9280 2008-04-11 David S. Miller <davem@davemloft.net>
9282 * testsuite/justsyms.t: Start at 0x100.
9283 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9284 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9286 * testsuite/script_test_2.cc: Adjust string and section length
9289 2008-04-09 Ian Lance Taylor <iant@google.com>
9292 * script-sections.cc (Sections_element::allocate_to_segment): Add
9294 (Output_section_definition::allocate_to_segment): Likewise.
9295 (Orphan_output_section::allocate_to_segment): Likewise.
9296 (Script_sections::attach_sections_using_phdrs_clause): Don't
9297 propagate non-PT_LOAD segments to orphan sections.
9298 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9299 readelf rather than objdump.
9300 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9301 .interp section and PT_INTERP segment are the same size.
9302 * testsuite/Makefile.in: Rebuild.
9304 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9305 aliases for symbols defined in the same object.
9306 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9307 (weak_alias_test_SOURCES): New variable.
9308 (weak_alias_test_DEPENDENCIES): New variable.
9309 (weak_alias_test_LDFLAGS): New variable.
9310 (weak_alias_test_LDADD): New variable.
9311 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9312 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9313 (weak_alias_test_3.o): New target.
9314 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9315 * testsuite/weak_alias_test_main.cc: New file.
9316 * testsuite/weak_alias_test_1.cc: New file.
9317 * testsuite/weak_alias_test_2.cc: New file.
9318 * testsuite/weak_alias_test_3.cc: New file.
9320 2008-04-08 Ian Lance Taylor <iant@google.com>
9322 * options.h (class General_options): Add --noinhibit-exec option.
9323 * main.cc (main): Check --noinhibit-exec.
9325 * options.h (class General_options): Define --wrap as a special
9326 option. Add wrap_symbols_ field.
9327 (General_options::any_wrap_symbols): New function.
9328 (General_options::is_wrap_symbol): New function.
9329 * options.cc (General_options::parse_wrap): New function.
9330 (General_options::General_options): Initialize wrap_symbols_.
9331 * symtab.cc (Symbol_table::wrap_symbol): New function.
9332 (Symbol_table::add_from_object): Handle --wrap.
9333 * symtab.h (class Symbol_table): Declare wrap_symbol.
9334 * target.h (Target::wrap_char): New function.
9335 (Target::Target_info): Add wrap_char field.
9336 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9337 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9338 * testsuite/testfile.cc (Target_test::test_target_info):
9341 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9344 * layout.h (class Layout): Add added_eh_frame_data_ field.
9345 * layout.cc (Layout::Layout): Initialize new field.
9346 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9347 output section until we find a section we merged successfully.
9348 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9349 that the size be non-zero.
9351 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9354 2008-04-08 Craig Silverstein <csilvers@google.com>
9356 * configure.ac: Export new conditional variable HAVE_ZLIB.
9357 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9359 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9360 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9362 2008-04-07 Ian Lance Taylor <iant@google.com>
9364 * version.cc (version_string): Set to "1.5".
9366 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9367 Add issued_non_pic_error_ field. Declare check_non_pic.
9368 (Target_x86_64::Scan::check_non_pic): New function.
9369 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9370 (Target_x86_64::Scan::global): Likewise.
9372 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9373 addend parameter. Change caller. Handle merge sections.
9374 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9375 Address to Addend. Don't add in the result of
9376 local_section_offset, pass down the addend and use the returned
9378 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9379 Update declarations of local_section_offset and symbol_value.
9380 * testsuite/two_file_test_1.cc (t18): New function.
9381 * testsuite/two_file_test_2.cc (f18): New function.
9382 * testsuite/two_file_test_main.cc (main): Call t18.
9383 * testsuite/two_file_test.h (t18, f18): Declare.
9385 * configure.ac: Don't test for objdump, c++filt, or readelf.
9386 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9388 (TEST_READELF): New variable.
9389 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9390 (check_PROGRAMS): Add two_file_strip_test.
9391 (two_file_strip_test): New target.
9392 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9393 (two_file_same_shared_strip_test_SOURCES): New variable.
9394 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9395 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9396 (two_file_same_shared_strip_test_LDADD): New variable.
9397 (two_file_shared_strip.so): New target.
9398 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9399 (ver_test_5.syms, ver_test_7.syms): Likewise.
9400 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9401 (strip_test_3.stdout): Use TEST_OBJDUMP.
9402 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9404 2008-04-04 Cary Coutant <ccoutant@google.com>
9406 * symtab.h (Symbol::is_weak_undefined): New function.
9407 (Symbol::is_strong_undefined): New function.
9408 (Symbol::is_absolute): New function.
9409 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9410 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9412 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9413 (weak_undef_test): New target.
9414 * testsuite/Makefile.in: Rebuild.
9415 * testsuite/weak_undef_file1.cc: New file.
9416 * testsuite/weak_undef_file2.cc: New file.
9417 * testsuite/weak_undef_test.cc: New file.
9419 2008-04-03 Craig Silverstein <csilvers@google.com>
9421 * compressed_output.h (class Output_compressed_section): Use
9423 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9425 (zlib_compressed_suffix): Removed.
9426 (Output_compressed_section::set_final_data_size): Use unsigned
9428 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9429 Fix linker invocation.
9430 (flagstest_o_specialfile_and_compress_debug_sections):
9432 * testsuite/Makefile.in: Regenerated.
9434 2008-04-02 David S. Miller <davem@davemloft.net>
9436 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9437 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9439 2008-04-02 Craig Silverstein <csilvers@google.com>
9443 2008-04-02 Ian Lance Taylor <iant@google.com>
9445 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9446 parameters. Update for new key type to views_. Change all
9448 (File_read::read): Adjust for byteshift in returned view.
9449 (File_read::add_view): New function, broken out of
9451 (File_read::make_view): New function, broken out of
9453 (File_read::find_or_make_view): Add offset and aligned
9454 parameters. Rewrite accordingly. Change all callers.
9455 (File_read::get_view): Add offset and aligned parameters. Adjust
9456 for byteshift in return value.
9457 (File_read::get_lasting_view): Likewise.
9458 * fileread.h (class File_read): Update declarations.
9459 (class File_read::View): Add byteshift_ field. Add byteshift to
9460 constructor. Add byteshift method.
9461 * archive.h (Archive::clear_uncached_views): New function.
9462 (Archive::get_view): Add aligned parameter. Change all callers.
9463 * object.h (Object::get_view): Add aligned parameter. Change all
9465 (Object::get_lasting_view): Likewise.
9467 * fileread.cc (File_read::release): Don't call clear_views if
9468 there are multiple objects.
9469 * fileread.h (File_read::clear_uncached_views): New function.
9470 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9473 2008-03-31 Cary Coutant <ccoutant@google.com>
9475 Add thin archive support.
9476 * archive.cc (Archive::armagt): New const.
9477 (Archive::setup): Remove task parameter and calls to unlock.
9478 (Archive::unlock_nested_archives): New function.
9479 (Archive::read_header): Add nested_off parameter. Change
9481 (Archive::interpret_header): Likewise.
9482 (Archive::include_all_members): Change to handle thin
9484 (Archive::include_member): Likewise.
9485 * archive.h (Archive::Archive): Add new parameters and
9487 (Archive::armagt): New const.
9488 (Archive::setup): Remove task parameter.
9489 (Archive::unlock_nested_archives): New function.
9490 (Archive::read_header): Add nested_off parameter.
9491 (Archive::interpret_header): Likewise.
9492 (Archive::Nested_archive_table): New typedef.
9493 (Archive::is_thin_archive_): New field.
9494 (Archive::nested_archives_): New field.
9495 (Archive::options_): New field.
9496 (Archive::dirpath_): New field.
9497 (Archive::task_): New field.
9498 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9499 for thin archives. Pass additional parameters to
9500 Archive::Archive. Unlock the archive file after calling
9503 2008-03-29 Ian Lance Taylor <iant@google.com>
9505 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9506 version symbol to be local.
9507 * testsuite/ver_test_4.sh: New file.
9508 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9509 (check_DATA): Add ver_test_4.syms.
9510 (ver_test_4.syms): New target.
9511 * testsuite/Makefile.in: Rebuild.
9514 (Output_section::Input_section_sort_entry::has_priority): New
9516 (Output_section::Input_section_sort_entry::match_file_name): New
9518 (Output_section::Input_section_sort_entry::match_section_name):
9520 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9522 (Output_section::Input_section_sort_entry::match_section_file):
9524 (Output_section::Input_section_sort_compare::operator()): Rewrite
9525 using new Input_section_sort_entry functions. Sort crtbegin and
9526 crtend first. Sort sections with no priority before sections with
9528 * testsuite/initpri1.c (d3): Check j != 4.
9529 (cd5): New constructor/destructor function.
9530 (main): Check j != 2.
9532 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9533 new symbol when resolving, don't call set_is_default.
9534 * testsuite/ver_test_7.cc: New file.
9535 * testsuite/ver_test_7.sh: New file.
9536 * testsuite/Makefile.am (ver_test_7.so): New target.
9537 (ver_test_7.o): New target.
9538 (check_SCRIPTS): Add ver_test_7.sh.
9539 (check_DATA): Add ver_test_7.syms.
9540 (ver_test_7.syms): New target.
9542 2008-03-28 Ian Lance Taylor <iant@google.com>
9544 * layout.cc (Layout::layout): If we see an input section with a
9545 name that needs sorting, set the must_sort flag for the output
9547 (Layout::make_output_section): If the name of the output section
9548 indicates that it might require sorting, set the may_sort flag.
9549 * output.h (Output_section::may_sort_attached_input_sections): New
9551 (Output_section::set_may_sort_attached_input_sections): New
9553 (Output_section::must_sort_attached_input_sections): New
9555 (Output_section::set_must_sort_attached_input_sections): New
9557 (class Output_section): Declare Input_section_sort_entry. Define
9558 Input_section_sort_compare. Declare
9559 sort_attached_input_sections. Add new fields:
9560 may_sort_attached_input_sections_,
9561 must_sort_attached_input_sections_,
9562 attached_input_sections_are_sorted_.
9563 * output.cc (Output_section::Output_section): Initialize new
9565 (Output_section::add_input_section): Add an entry to
9566 input_sections_ if may_sort or must_sort are true.
9567 (Output_section::set_final_data_size): Call
9568 sort_attached_input_sections if necessary.
9569 (Output_section::Input_section_sort_entry): Define new class.
9570 (Output_section::Input_section_sort_compare::operator()): New
9572 (Output_section::sort_attached_input_sections): New function.
9573 * configure.ac: Check whether the compiler supports constructor
9574 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9575 * testsuite/initpri1.c: New file.
9576 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9577 CONSTRUCTOR_PRIORITY.
9578 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9579 (initpri1_LDFLAGS): New variable.
9580 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9582 2008-03-27 Ian Lance Taylor <iant@google.com>
9584 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9585 * testsuite/common_test_1.c: New file.
9586 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9587 (common_test_1_SOURCES): New variable.
9588 (common_test_1_DEPENDENCIES): New variable.
9589 (common_test_1_LDFLAGS): New variable.
9591 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9592 and commons_ correctly when NAME/VERSION does not override
9594 * testsuite/ver_test_6.c: New file.
9595 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9596 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9597 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9599 2008-03-26 Ian Lance Taylor <iant@google.com>
9601 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9602 of an undefined symbol from a version script.
9603 * testsuite/Makefile.am (ver_test_5.so): New target.
9604 (ver_test_5.o): New target.
9605 (check_SCRIPTS): Add ver_test_5.sh.
9606 (check_DATA): Add ver_test_5.syms.
9607 (ver_test_5.syms): New target.
9608 * testsuite/ver_test_5.cc: New file.
9609 * testsuite/ver_test_5.script: New file.
9610 * testsuite/ver_test_5.sh: New file.
9611 * Makefile.in, testsuite/Makefile.in: Rebuild.
9614 Fix problems building gold with gcc 4.3.0.
9615 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9616 (gold_error_at_location, gold_warning_at_location): Use it.
9617 * configure.ac: Check whether we can compile and use a template
9618 function with a printf attribute.
9619 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9620 when jumping over bytes.
9621 * object.cc: Instantiate Object::read_section_data.
9622 * debug.h: Include <cstring>
9623 * dwarf_reader.cc: Include <algorithm>
9624 * main.cc: Include <cstring>.
9625 * options.cc: Include <cstring>.
9626 * output.cc: Include <cstring>.
9627 * script.cc: Include <cstring>.
9628 * script.h: Include <string>.
9629 * symtab.cc: Include <cstring> and <algorithm>.
9630 * target-select.cc: Include <cstring>.
9631 * version.cc: Include <string>.
9632 * testsuite/testmain.cc: Include <cstdlib>.
9633 * configure, config.in: Rebuild.
9635 2008-03-25 Ian Lance Taylor <iant@google.com>
9637 * options.cc: Include "../bfd/bfdver.h".
9638 (options::help): Print bug reporting address.
9640 * version.cc (print_version): Adjust output for current value of
9645 * options.cc (options::help): Print list of supported targets.
9646 * target-select.h: Include <vector>.
9647 (class Target_selector): Make machine_, size_, and is_big_endian_
9648 fields const. Add bfd_name_ and instantiated_target_ fields.
9649 (Target_selector::Target_selector): Add bfd_name parameter.
9650 (Target_selector::recognize): Make non-virtual, call
9652 (Target_selector::recognize_by_name): Make non-virtual, call
9653 do_recognize_by_name.
9654 (Target_selector::supported_names): New function.
9655 (Target_selector::bfd_name): New function.
9656 (Target_selector::do_instantiate_target): New pure virtual
9658 (Target_selector::do_recognize): New virtual function.
9659 (Target_selector::do_recognize_by_name): New virtual function.
9660 (Target_selector::instantiate_target): New private function.
9661 (supported_target_names): Declare.
9662 * target-select.cc (Target_selector::Target_selector): Update for
9663 new parameter and fields.
9664 (select_target_by_name): Check that the name matches before
9665 calling recognize_by_name.
9666 (supported_target_names): New function.
9667 * i386.cc (class Target_selector_i386): Update Target_selector
9668 constructor call. Remove recognize and recognize_by_name. Add
9669 do_instantiate_target.
9670 * x86_64.cc (class Target_selector_x86_64): Likewise.
9671 * testsuite/testfile.cc (class Target_selector_test): Update for
9672 changes to Target_selector.
9674 * README: Rewrite, with some notes on unsupported features.
9676 2008-03-24 Cary Coutant <ccoutant@google.com>
9678 * i386.cc (Target_i386::Got_type): New enum declaration.
9679 (Target_i386::Scan::local): Updated callers of Output_data_got
9681 (Target_i386::Scan::global): Likewise.
9682 (Target_i386::Relocate::relocate): Likewise.
9683 (Target_i386::Relocate::relocate_tls): Likewise.
9684 * object.h (Got_offset_list): New class.
9685 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9686 (Sized_relobj::local_got_offset): Likewise.
9687 (Sized_relobj::set_local_got_offset): Likewise.
9688 (Sized_relobj::local_has_tls_got_offset): Removed.
9689 (Sized_relobj::local_tls_got_offset): Removed.
9690 (Sized_relobj::set_local_tls_got_offset): Removed.
9691 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9692 * output.cc (Output_data_got::add_global): Added got_type parameter.
9693 (Output_data_got::add_global_with_rel): Likewise.
9694 (Output_data_got::add_global_with_rela): Likewise.
9695 (Output_data_got::add_global_pair_with_rel): New function.
9696 (Output_data_got::add_global_pair_with_rela): New function.
9697 (Output_data_got::add_local): Added got_type parameter.
9698 (Output_data_got::add_local_with_rel): Likewise.
9699 (Output_data_got::add_local_with_rela): Likewise.
9700 (Output_data_got::add_local_pair_with_rel): New function.
9701 (Output_data_got::add_local_pair_with_rela): New function.
9702 (Output_data_got::add_global_tls): Removed.
9703 (Output_data_got::add_global_tls_with_rel): Removed.
9704 (Output_data_got::add_global_tls_with_rela): Removed.
9705 (Output_data_got::add_local_tls): Removed.
9706 (Output_data_got::add_local_tls_with_rel): Removed.
9707 (Output_data_got::add_local_tls_with_rela): Removed.
9708 * output.h (Output_data_got::add_global): Added got_type parameter.
9709 (Output_data_got::add_global_with_rel): Likewise.
9710 (Output_data_got::add_global_with_rela): Likewise.
9711 (Output_data_got::add_global_pair_with_rel): New function.
9712 (Output_data_got::add_global_pair_with_rela): New function.
9713 (Output_data_got::add_local): Added got_type parameter.
9714 (Output_data_got::add_local_with_rel): Likewise.
9715 (Output_data_got::add_local_with_rela): Likewise.
9716 (Output_data_got::add_local_pair_with_rel): New function.
9717 (Output_data_got::add_local_pair_with_rela): New function.
9718 (Output_data_got::add_global_tls): Removed.
9719 (Output_data_got::add_global_tls_with_rel): Removed.
9720 (Output_data_got::add_global_tls_with_rela): Removed.
9721 (Output_data_got::add_local_tls): Removed.
9722 (Output_data_got::add_local_tls_with_rel): Removed.
9723 (Output_data_got::add_local_tls_with_rela): Removed.
9724 * resolve.cc (Symbol::override_base_with_special): Removed
9725 reference to has_got_offset_ field.
9726 * symtab.cc (Symbol::init_fields): Replaced initialization
9727 of got_offset_ with got_offsets_. Removed initialization
9729 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9730 (Symbol::got_offset): Likewise.
9731 (Symbol::set_got_offset): Likewise.
9732 (Symbol::has_tls_got_offset): Removed.
9733 (Symbol::tls_got_offset): Removed.
9734 (Symbol::set_tls_got_offset): Removed.
9735 (Symbol::got_offset_): Removed.
9736 (Symbol::tls_mod_got_offset_): Removed.
9737 (Symbol::tls_pair_got_offset_): Removed.
9738 (Symbol::got_offsets_): New field.
9739 (Symbol::has_got_offset): Removed.
9740 (Symbol::has_tls_mod_got_offset): Removed.
9741 (Symbol::has_tls_pair_got_offset): Removed.
9742 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9743 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9745 (Target_x86_64::Scan::global): Likewise.
9746 (Target_x86_64::Relocate::relocate): Likewise.
9747 (Target_x86_64::Relocate::relocate_tls): Likewise.
9749 2008-03-25 Ben Elliston <bje@au.ibm.com>
9751 * yyscript.y: Fix spelling error in comment.
9753 2008-03-24 Ian Lance Taylor <iant@google.com>
9755 * options.h (class General_options): Define build_id option.
9756 * layout.h (class Layout): Declare write_build_id, create_note,
9757 create_build_id. Add build_id_note_ member.
9758 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9759 "libiberty.h", "md5.h", "sha1.h".
9760 (Layout::Layout): Initialize eh_frame_data_,
9761 eh_frame_hdr_section_, and build_id_note_.
9762 (Layout::finalize): Call create_build_id.
9763 (Layout::create_note): New function, broken out of
9764 Layout::create_gold_note.
9765 (Layout::create_gold_note): Call create_note.
9766 (Layout::create_build_id): New function.
9767 (Layout::write_build_id): New function.
9768 (Close_task_runner::run): Call write_build_id.
9770 * x86_64.cc: Correct license to GPLv3.
9772 2008-03-23 Ian Lance Taylor <iant@google.com>
9774 * options.cc: Include "demangle.h".
9775 (parse_optional_string): New function.
9776 (parse_long_option): Handle takes_optional_argument.
9777 (parse_short_option): Update dash_z initializer. Handle
9778 takes_optional_argument.
9779 (General_options::General_options): Initialize do_demangle_.
9780 (General_options::finalize): Set do_demangle_. Handle demangling
9782 * options.h (parse_optional_string): Declare.
9783 (struct One_option): Add optional_arg field. Update constructor.
9784 Update call constructor calls. Add takes_optional_argument
9786 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9787 (DEFINE_optional_string): Define.
9788 (General_options::demangle): Change from DEFINE_bool to
9789 DEFINE_optional_string.
9790 (General_options::no_demangle): New function.
9791 (General_options::do_demangle): New function.
9792 (General_options::set_do_demangle): New function.
9793 (General_options::execstack_status_): Move definition to end of
9795 (General_options::static_): Likewise.
9796 (General_options::do_demangle_): New field.
9797 * object.cc (big_endian>::get_symbol_location_info): Call
9798 Options::do_demangle, not Options::demangle.
9799 * symtab.cc (demangle): Likewise.
9801 2008-03-22 Ian Lance Taylor <iant@google.com>
9803 * gold.h: Include <cstddef> and <sys/types.h>
9804 * options.h: Include <cstring>.
9806 2008-03-21 Ian Lance Taylor <iant@google.com>
9808 * Added source code to GNU binutils.