1 2011-03-29 Cary Coutant <ccoutant@google.com>
3 * archive.cc (Library_base::should_include_member): Move
4 method here from class Archive.
5 (Archive::Archive): Initialize base class.
6 (Archive::should_include_member): Move to base class.
7 (Archive::do_for_all_unused_symbols): New function.
8 (Add_archive_symbols::run): Remove redundant access to
10 (Lib_group::Lib_group): Initialize base class.
11 (Lib_group::do_filename): New function.
12 (Lib_group::include_member): Pass pointer to Lib_group to
14 (Lib_group::do_for_all_unused_symbols): New function.
15 (Add_lib_group_symbols::run): Report archive information for
17 * archive.h (class Library_base): New base class.
18 (class Archive): Derive from Library_base.
19 (Archive::filename): Move to base class.
20 (Archive::set_incremental_info): Likewise.
21 (Archive::incremental_info): Likewise.
22 (Archive::Should_include): Likewise.
23 (Archive::should_include_member): Likewise.
24 (Archive::Armap_entry): Remove.
25 (Archive::Unused_symbol_iterator): Remove.
26 (Archive::unused_symbols_begin): Remove.
27 (Archive::unused_symbols_end): Remove.
28 (Archive::do_filename): New function.
29 (Archive::do_get_mtime): New function.
30 (Archive::do_for_all_unused_symbols): New function.
31 (Archive::task_): Move to base class.
32 (Archive::incremental_info_): Likewise.
33 (class Lib_group): Derive from Library_base.
34 (Lib_group::do_filename): New function.
35 (Lib_group::do_get_mtime): New function.
36 (Lib_group::do_for_all_unused_symbols): New function.
37 (Lib_group::task_): Move to base class.
38 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
40 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
42 * incremental.cc (Incremental_inputs::report_archive_begin):
43 Use Library_base; call library's get_mtime; add incremental inputs
45 (class Unused_symbol_visitor): New class.
46 (Incremental_inputs::report_archive_end): Use Library_base; use
47 visitor class to record unused symbols; don't add incremental inputs
49 (Incremental_inputs::report_object): Use Library_base.
51 (Incremental_archive_entry::Incremental_archive_entry): Remove
52 unused Archive parameter.
53 (Incremental_inputs::report_archive_begin): Use Library_base.
54 (Incremental_inputs::report_archive_end): Likewise.
55 (Incremental_inputs::report_object): Likewise.
56 * object.cc (Sized_relobj::do_for_all_global_symbols): New
58 * object.h (Object::for_all_global_symbols): New function.
59 (Object::do_for_all_global_symbols): New function.
60 (Sized_relobj::do_for_all_global_symbols): New function.
61 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
63 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
66 2011-03-27 Ian Lance Taylor <iant@google.com>
68 * archive.cc (Archive::interpret_header): Return -1 if something
69 goes wrong. Change callers accordingly.
71 2011-03-25 Cary Coutant <ccoutant@google.com>
73 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
74 * testsuite/Makefile.in: Regenerate.
76 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
78 * plugin.cc (get_view): New.
79 (Plugin::load): Pass get_view to the plugin.
80 (Plugin_manager::get_view): New.
82 2011-03-21 Ian Lance Taylor <iant@google.com>
84 * testsuite/final_layout.sh: Rewrite to not use dc.
85 * testsuite/relro_test.sh: Fail if dc is not present.
87 2011-03-21 Sriraman Tallam <tmsriram@google.com>
89 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
91 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
92 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
94 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
95 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
97 2011-03-14 Ian Lance Taylor <iant@google.com>
99 * script-sections.cc (Sort_output_sections::script_compare):
100 Rename from is_before, change return type.
101 (Sort_output_sections::operator()): Adjust accordingly.
103 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
106 * testsuite/odr_violation2.cc: Add comment to make all error line
107 numbers double digits.
108 * testsuite/debug_msg.sh: Adjust expected errors.
110 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
112 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
113 but mark earlier ones as non-canonical
114 (offset_to_iterator): Update search target and example
115 (do_addr2line): Return extra lines in a vector*
116 (format_file_lineno): Extract from do_addr2line
117 (one_addr2line): Add vector* out-param
118 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
119 when a lineno entry appeared last for its instruction
120 (Dwarf_line_info): Add vector* out-param
121 * object.cc (Relocate_info): Pass NULL for the vector* out-param
122 * symtab.cc (Odr_violation_compare): Include the lineno in the
124 (linenos_from_loc): New. Combine the canonical line for an
125 address with its other lines.
126 (True_if_intersect): New. Helper functor to make
127 std::set_intersection a query.
128 (detect_odr_violations): Compare sets of lines instead of just
129 one line for each function. This became less deterministic, but
130 has fewer false positives.
131 * symtab.h: Declarations.
132 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
133 mix an optimized and non-optimized object in the same binary
134 (odr_violation2.so): Same.
135 * testsuite/Makefile.in: Regenerate from Makefile.am.
136 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
137 * testsuite/debug_msg.sh: Update line numbers and add
139 * testsuite/odr_violation1.cc: Use OdrDerived, in a
140 non-optimized context.
141 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
142 isn't inlined, and use OdrDerived in an optimized context.
143 * testsuite/odr_header1.h: Defines OdrDerived, where
144 optimization will change the
145 first-instruction-in-the-destructor's file and line number.
146 * testsuite/odr_header2.h: Defines OdrBase.
148 2011-03-09 Ian Lance Taylor <iant@google.com>
150 * fileread.cc (File_read::clear_views): Don't delete the whole
153 2011-03-08 Ian Lance Taylor <iant@google.com>
156 * fileread.cc: #include <climits>.
157 (GOLD_IOV_MAX): Define.
158 (File_read::read_multiple): Limit number of entries by iov_max.
159 * fileread.h (class File_read): Always set max_readv_entries to
162 2011-03-07 Ian Lance Taylor <iant@google.com>
165 * options.h (class General_options): Add -dy and -dn.
167 2011-03-02 Cary Coutant <ccoutant@google.com>
169 * testsuite/script_test_9.t: Add TLS segment.
171 2011-03-02 Simon Baldwin <simonb@google.com>
173 * configure.ac: Add check for gnu_indirect_function support in
174 the toolchain building binutils.
175 * configure: Rebuild.
177 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
179 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
181 (Symbol_table::sized_finalize_symbol) Mark symbol only present
182 in plugin files as not needed in the symbol table.
184 2011-02-11 Sriraman Tallam <tmsriram@google.com>
186 * output.cc (Output_section::add_input_section): Delay fill
187 generation for section ordering.
189 2011-02-09 Ian Lance Taylor <iant@google.com>
192 * object.h (class Sized_relobj): Remove clear_local_symbols.
193 * reloc.cc (Sized_relobj::do_relocate): Don't call
196 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
198 * plugin.cc (is_visible_from_outside): Return true for symbols
201 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
203 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
206 2011-02-02 Sriraman Tallam <tmsriram@google.com>
208 * icf.h (is_section_foldable_candidate): Change type of parameter
210 * icf.cc (Icf::find_identical_sections): Change type of local variable
211 section_name to be std::string.
212 (is_function_ctor_or_dtor): Change type of parameter to std::string.
214 2011-01-25 Ian Lance Taylor <iant@google.com>
216 * script.cc (script_add_extern): Rewrite to use
217 add_symbol_reference.
219 2011-01-25 Doug Kwan <dougkwan@google.com>
221 * icf.cc (get_section_contents): Always lock section's object.
223 2011-01-24 Ian Lance Taylor <iant@google.com>
225 * options.h (class General_options): Accept
226 --no-detect-odr-violations.
228 2011-01-24 Ian Lance Taylor <iant@google.com>
230 * version.cc (version_string): Bump to 1.11.
232 2011-01-24 Ian Lance Taylor <iant@google.com>
234 * plugin.cc (class Plugin_rescan): Define new class.
235 (Plugin_manager::claim_file): Set any_claimed_.
236 (Plugin_manager::save_archive): New function.
237 (Plugin_manager::save_input_group): New function.
238 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
240 (Plugin_manager::new_undefined_symbol): New function.
241 (Plugin_manager::rescan): New function.
242 (Plugin_manager::rescannable_defines): New function.
243 (Plugin_manager::add_input_file): Set any_added_.
244 * plugin.h (class Plugin_manager): define new fields rescannable_,
245 undefined_symbols_, any_claimed_, and any_added_. Declare
246 Plugin_rescan as friend. Declare new functions.
247 (Plugin_manager::Rescannable): Define type.
248 (Plugin_manager::Rescannable_list): Define type.
249 (Plugin_manager::Undefined_symbol_list): Define type.
250 (Plugin_manager::Plugin_manager): Initialize new fields.
251 * archive.cc (Archive::defines_symbol): New function.
252 (Add_archive_symbols::run): Pass archive to plugins if any.
253 * archive.h (class Archive): Declare defines_symbol.
254 * readsyms.cc (Input_group::~Input_group): New function.
255 (Finish_group::run): Pass input_group to plugins if any.
256 * readsyms.h (class Input_group): Declare destructor.
257 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
260 2011-01-10 Ian Lance Taylor <iant@google.com>
262 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
264 (Layout::set_segment_offsets): Reset increase_relro before calling
265 set_section_addresses a second time.
267 2011-01-04 Cary Coutant <ccoutant@google.com>
269 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
270 sections before NOBITS sections.
272 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
274 * version.cc (print_version): Update copyright to 2011.
276 2010-12-23 Cary Coutant <ccoutant@google.com>
278 * output.h (Output_data_reloc::add_output_section): Pass OD instead
279 of OS to this->add. Add OD parameter to second form of the function.
281 2010-12-20 Ian Lance Taylor <iant@google.com>
283 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
284 second of two consecutive entries with same offset.
286 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
288 * testsuite/Makefile.am (ifuncmain2static_LDADD)
289 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
290 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
291 to avoid unneeded links against $(LDADD).
292 * testsuite/Makefile.in: Regenerate.
294 2010-12-15 Ian Lance Taylor <iant@google.com>
297 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
298 for R_X86_64_32 and R_X86_64_PC32.
299 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
300 ver_matching_def_pic.o.
301 (ver_matching_def_pic.o): New target.
303 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
305 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
306 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
307 Move definition before File_read::View member definitions.
308 (File_read::View::~View): Initialize and hold lock before
309 updating current_mapped_bytes.
311 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
313 * dwarf_reader.cc: Remove outdated comment.
314 * gold-threads.cc: Fix typo in error message.
315 * archive.cc: Fix typos in comments.
316 * archive.h: Likewise.
317 * arm-reloc-property.cc: Likewise.
318 * arm-reloc-property.h: Likewise.
319 * arm-reloc.def: Likewise.
321 * attributes.h: Likewise.
323 * ehframe.cc: Likewise.
324 * fileread.h: Likewise.
328 * incremental.h: Likewise.
329 * int_encoding.cc: Likewise.
330 * layout.h: Likewise.
333 * object.cc: Likewise.
334 * object.h: Likewise.
335 * options.cc: Likewise.
336 * readsyms.cc: Likewise.
337 * reduced_debug_output.cc: Likewise.
338 * reloc.cc: Likewise.
339 * script-sections.cc: Likewise.
340 * sparc.cc: Likewise.
341 * symtab.h: Likewise.
342 * target-reloc.h: Likewise.
343 * target.cc: Likewise.
344 * target.h: Likewise.
345 * timer.cc: Likewise.
347 * x86_64.cc: Likewise.
349 2010-12-09 Cary Coutant <ccoutant@google.com>
351 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
353 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
354 parameter; change all callers.
355 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
356 * options.h (warn_execstack): New option.
358 2010-12-07 Doug Kwan <dougkwan@google.com>
360 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
361 like function call relocations.
363 2010-12-07 Ian Lance Taylor <iant@google.com>
365 * archive.cc (Archive::get_elf_object_for_member): Permit
366 punconfigured to be NULL.
367 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
368 (Archive::include_member): Pass NULL to get_elf_object_for_member
369 if we searched for the archive and this is the first included
372 2010-12-01 Ian Lance Taylor <iant@google.com>
374 * dwarf_reader.h (class Sized_dwarf_line_info): Add
375 track_relocs_type_ field.
376 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
377 Set track_relocs_type_.
378 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
379 contents when using RELA relocs.
380 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
382 * reloc.cc (Track_relocs::next_addend): New function.
383 * reloc.h (class Track_relocs): Declare next_addend.
385 2010-12-01 Ian Lance Taylor <iant@google.com>
387 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
390 2010-12-01 Ian Lance Taylor <iant@google.com>
392 * README: Update compilers known to work and fail.
394 2010-11-23 Matthias Klose <doko@ubuntu.com>
396 * configure.in: For --enable-gold, handle value `default' instead of
397 `both*'. Always install ld as ld.bfd, install as ld if gold is
399 * configure: Regenerate.
401 2010-11-18 Doug Kwan <dougkwan@google.com>
403 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
404 and right_alignment to be zero. Store result alignment only if it is
405 greater than existing alignment.
407 2010-11-16 Cary Coutant <ccoutant@google.com>
410 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
411 Check for ".zdebug_line".
413 2010-11-16 Doug Kwan <dougkwan@google.com>
414 Cary Coutant <ccoutant@google.com>
416 * output.h (Output_segment::set_section_addresses): Pass increase_relro
417 by reference; adjust all callers.
418 * output.cc (Output_segment::set_section_addresses): Adjust references
419 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
421 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
422 end at page boundary.
424 2010-11-16 Cary Coutant <ccoutant@google.com>
427 * layout.cc (Layout::choose_output_section): Transform names of
428 compressed sections even when using a script with a SECTIONS clause.
429 (Layout::output_section_name): Remove code to transform
430 compressed debug section names.
431 * output.cc (Output_section::add_input_section): Use uncompressed
432 section size when tracking input sections.
434 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
436 * symtab.h (Symbol::NON_PIC_REF): Remove.
437 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
438 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
439 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
440 (Symbol::use_plt_offset): Take a flags argument and pass it
441 directly to needs_dynamic_reloc. Restrict check for undefined
442 weak symbols to function calls.
443 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
444 (Target_arm::Scan::global): Use it.
445 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
446 (Target_arm::Relocate::relocate): Likewise.
447 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
448 parameter with an r_type parameter. Use get_reference_flags
450 (Target_arm::Relocate::relocate): Update accordingly.
451 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
452 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
453 (Target_i386::Scan::global): Likewise.
454 (Target_i386::Relocate::relocate): Likewise.
455 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
456 parameter with an r_type parameter. Use get_reference_flags
458 (Target_i386::Relocate::relocate): Update accordingly.
459 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
460 (Target_powerpc::Scan::global): Use it.
461 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
462 (Target_powerpc::Relocate::relocate): Likewise.
463 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
464 (Target_sparc::Scan::global): Use it.
465 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
466 (Target_sparc::Relocate::relocate): Likewise.
467 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
468 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
469 (Target_x86_64::Scan::global): Likewise.
470 (Target_x86_64::Relocate::relocate): Likewise.
472 2010-11-08 Doug Kwan <dougkwan@google.com>
473 Cary Coutant <ccoutant@google.com>
475 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
476 (Arm_exidx_merge_section::section_contents_): New data member.
477 (Arm_input_section::Arm_input_section): Initialize original_contents_.
478 (Arm_input_section::~Arm_input_section): De-allocate memory.
479 (Arm_input_section::original_contents_): New data member.
480 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
481 in parameters instead of calling Object::section_contents without
483 (Arm_output_section::group_section): New parameter TASK. Pass it
484 to callees that need locking objects.
485 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
486 to lock EXIDX input sections. Fix a formatting issue. Call
487 Arm_exidx_merged_section::build_contents to create merged section
489 (Arm_output_section::create_stub_group): New parameter TASK. Use it
490 to lock object of stub table owner.
491 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
492 TEXT_SIZE to initialize data member TEXT_SIZE_.
493 (Arm_exidx_input_section::addralign): Fix typo in comment.
494 (Arm_exidx_input_section::text_size): New method.
495 (Target_arm::do_relax): New parameter TASK. Pass it to callees
496 that require locking objects. Lock objects before scanning for stubs
497 and updating local symbols.
498 (Arm_input_section<big_endian>::init): Copy contents of original
500 (Arm_input_section<big_endian>::do_write): Use saved contents of
501 original input section instead of calling Object::section_contents
503 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
504 size without calling Object::section_size().
505 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
506 for size. Allocate a buffer for merged EXIDX entries.
507 (Arm_exidx_merged_section::build_contents): New method.
508 (Arm_exidx_merged_section::do_write): Move merge section contents
509 building code to Arm_exidx_merged_section::build_contetns. Write
510 out contetns in buffer instead of building it on the fly.
511 (Arm_relobj::make_exidx_input_section): Also pass text section size
512 to Arm_exidx_input_section constructor.
513 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
514 (Arm_dynobj::do_read_symbols): Fix memory leak.
515 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
516 * target.h: (class Task): Add forward declaration.
517 (Target::relax): Add new parameter TASK and pass it to
519 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
521 2010-11-05 Cary Coutant <ccoutant@google.com>
524 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
525 object when reading from the file.
526 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
528 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
529 when reading section contents.
530 (get_section_contents): Likewise.
531 (icf::find_identical_sections): Likewise.
532 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
533 object when reading from the file.
534 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
535 the object when doing deferred section layout.
537 2010-11-03 Nick Clifton <nickc@redhat.com>
540 * script.h (class Symbol_assignment: name): New member. Returns
541 the name of the symbol.
542 * scrfipt.cc (Script_options::is_pending_assignment): New member.
543 Returns true if the given symbol name is on the list of
544 assignments wating to be processed.
545 * archive.cc (should_incldue_member): If the symbol is undefined,
546 check to see if it is on the list of symbols pending assignment.
548 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
550 * script-sections.cc (Script_sections::find_memory_region): Check
551 for a NULL output section pointer.
553 2010-10-29 Doug Kwan <dougkwan@google.com>
555 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
556 Output_section::add_relaxed_input_section.
557 * output.cc (Output_section::add_relaxed_input_section): Add new
558 arguments LAYOUT and NAME. Set section order index.
559 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
560 Copy section order index.
561 * output.h (Output_section::add_relaxed_input_section): Add new
562 arguments LAYOUT and NAME.
564 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
566 * testsuite/Makefile.am: Move gcctestdir/ld rule to
567 NATIVE_OR_CROSS_LINKER.
568 * testsuite/Makefile.in: Regenerate.
570 2010-10-20 Doug Kwan <dougkwan@google.com>
572 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
573 without SHF_LINK_ORDER flags.
574 * layout.cc (Layout::choose_output_section): Do not filter
575 SHF_LINK_ORDER flag in a relocatable link.
577 2010-10-17 Cary Coutant <ccoutant@google.com>
579 * output.h (Output_segment::set_section_addresses): Change function
580 signature. Update all callers.
581 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
583 (Output_segment::set_section_addresses): Align after last TLS
584 section. Add padding before last relro section instead of after.
586 2010-10-17 Doug Kwan <dougkwan@google.com>
588 * gold/arm.cc (Target_arm::got_section): Use correct order and set
589 GOT output section to be writable.
591 2010-10-14 Cary Coutant <ccoutant@google.com>
593 * debug.h (DEBUG_INCREMENTAL): New flag.
594 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
595 * gold.cc (queue_initial_tasks): Check parameters for incremental link
597 * incremental.cc (report_command_line): Ignore all forms of
599 * layout.cc (Layout::Layout): Check parameters for incremental link
601 * options.cc (General_options::parse_incremental): New function.
602 (General_options::parse_no_incremental): New function.
603 (General_options::parse_incremental_full): New function.
604 (General_options::parse_incremental_update): New function.
605 (General_options::incremental_mode_): New data member.
606 (General_options::finalize): Check incremental_mode_.
607 * options.h (General_options): Update help text for --incremental.
608 Add --no-incremental, --incremental-full, --incremental-update.
609 (General_options::Incremental_mode): New enum type.
610 (General_options::incremental_mode): New function.
611 (General_options::incremental_mode_): New data member.
612 * parameters.cc (Parameters::incremental_mode_): New data member.
613 (Parameters::set_options): Set incremental_mode_.
614 (Parameters::set_incremental_full): New function.
615 (Parameters::incremental): New function.
616 (Parameters::incremental_update): New function.
617 (set_parameters_incremental_full): New function.
618 * parameters.h (Parameters::set_incremental_full): New function.
619 (Parameters::incremental): New function.
620 (Parameters::incremental_update): New function.
621 (Parameters::incremental_mode_): New data member.
622 (set_parameters_incremental_full): New function.
623 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
624 incremental link mode.
625 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
626 (Sized_relobj::do_relocate_sections): Likewise.
627 * testsuite/Makefile.am (incremental_test): Use --incremental-full
629 * testsuite/Makefile.in: Regenerate.
630 * testsuite/incremental_test.sh: Filter all forms of --incremental.
632 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
634 * script-sections.h (class Script_sections): Make
635 Sections_elements typedef public.
636 * script-sections.cc (class Sort_output_sections): Add elements_
637 field. Add constructor which sets it; change all callers.
638 (Sort_output_sections::is_before): New function.
639 (Sort_output_sections::operator()): Call is_before.
640 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
642 * testsuite/script_test_10.sh: New test. Test script section
644 * testsuite/script_test_10.t: Likewise.
645 * testsuite/script_test_10.s: Likewise.
646 * testsuite/Makefile.am: Wrap the cross linker tests and the
647 common tests into NATIVE_OR_CROSS_LINKER.
648 (check_SCRIPTS): Add script_test_10.sh.
649 (check_DATA): Add script_test_10.stdout.
650 (script_test_10.o, script_test_10): New targets.
651 (script_test_10.stdout): New target.
652 * configure, testsuite/Makefile.in: Regenerate.
654 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
656 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
657 error for the deprecated relocations.
658 (Target_arm::Scan::global): Likewise.
659 (Target_arm::Relocate::relocate): Likewise.
661 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
663 * fileread.cc (Input_file::find_file): Initialize *found_name
664 and *namep when using the fallback search for case 4.
666 2010-10-11 Cary Coutant <ccoutant@google.com>
668 * options.h (class General_options): Redefine -z lazy as an alias for
669 the negation of -z now.
671 2010-10-11 Ian Lance Taylor <iant@google.com>
673 * resolve.cc (symbol_to_bits): Report the value of the unsupported
676 2010-10-06 Nick Clifton <nickc@redhat.com>
678 * script-sections.cc(class Memory_region): Remove
679 current_lma_offset_ field. Rename current_vma_offset_ to
680 current_offset_. Add last_section_ field.
681 (Memory_region::get_current_vma_address): Rename to
683 (Memory_region::get_current_lma_address): Delete.
684 (Memory_region::increment_vma_offset): Rename to
686 (Memory_region::increment_lma_offset): Delete.
687 (Memory_region::attributes_compatible): New method. Returns
688 true if the provided section is compatible with the region.
689 (Memory_region::get_last_section): New method. Returns the last
690 section to use the region.
691 (Memory_region::set_last_section): New method. Stores the last
692 section to use the region.
693 (Script_sections::block_in_region): New method. Returns true if
694 a block of memory is contained within a region.
695 (Script_sections::find_memory_region): New method. Locates a
696 memory region to be used to set a VMA or LMA address.
697 (Output_section_definition::set_section_addresses): Add code to
698 check for addresses set by memory regions.
699 (Output_segment::set_section_addresses): Remove memory region
701 (Script_sections::create_segment): Add a warning if a header
702 segment is created outside of any region.
703 * script-sections.h (class Script_sections): Add prototypes for
704 find_memory_region and block_in_region methods.
705 * testsuite/memory_test.s: Use .long instead of .word.
706 * testsuite/memory_test.t: Add some more output sections.
707 * testsuite/memory_test.sh: Update expected output.
709 2010-10-02 Doug Kwan <dougkwan@google.com>
711 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
712 defintion to symtab.h
713 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
714 declaration to defintion.
716 2010-10-01 Nick Clifton <nickc@redhat.com>
718 * expression.cc (eval): Replace dummy argument with NULL.
719 (eval_maybe_dot): Check for a NULL result section pointer.
720 (Symbol_expression::value): Likewise.
721 (Dot_expression::value): Likewise.
722 (BINARY_EXPRESSION): Likewise.
723 (Max_expression::value): Likewise.
724 (Min_expression::value): Likewise.
725 (Absolute_expression::value): Likewise.
726 (Addr_expression::value_from_output_section): Likewise.
727 (Loaddddr_expression::value_from_output_section): Likewise.
728 (Segment_start_expression::value): Likewise.
730 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
732 (Sections_elememt_dot_assignment::set_section_addresses):
734 (Output_data_expression::do_write_to_buffer): Likewise.
735 (Output_section_definition::finalize_symbols): Likewise.
736 (Output_section_definition::set_section_addresses): Likewise.
738 2010-09-30 Doug Kwan <dougkwan@google.com>
740 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
742 2010-09-28 Sriraman Tallam <tmsriram@google.com>
744 * target.h (Target::can_icf_inline_merge_sections): New virtual
746 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
748 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
750 * icf.cc (get_section_contents): Inline merge sections only when
753 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
755 * configure: Regenerate.
757 2010-09-17 Ian Lance Taylor <iant@google.com>
759 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
760 * testsuite/Makefile.am (memory_test.o): New target.
761 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
763 * testsuite/Makefile.in: Rebuild.
765 2010-09-17 Doug Kwan <dougkwan@google.com>
767 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
768 defintion if relocation uses GOT entries of the symbol.
769 * testsuite/icf_safe_test.sh: Fix test.
770 * testsuite/icf_safe_so_test.sh: Fix test.
772 2010-09-16 Cary Coutant <ccoutant@google.com>
774 * script_sections.cc (class Memory_region): Remove "NULL" from
775 vector initializations.
777 2010-09-15 Cary Coutant <ccoutant@google.com>
779 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
780 Resolve forwarding symbols.
782 2010-09-15 Doug Kwan <dougkwan@google.com>
784 * gold/testsuite/script_test_3.t: Add ARM special sections.
785 * gold/testsuite/script_test_4.t: Same.
786 * gold/testsuite/script_test_5.t: Same.
787 * gold/testsuite/script_test_6.t: Same.
788 * gold/testsuite/script_test_7.t: Same.
789 * gold/testsuite/script_test_7.t: Same.
790 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
792 2010-09-14 Cary Coutant <ccoutant@google.com>
794 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
795 (Target_x86_64::Relocate::relocate_tls): Replace check for
796 saw_tls_block_reloc_ with test for executable section.
798 2010-09-12 Cary Coutant <ccoutant@google.com>
800 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
801 position-independent executables to shared libraries need dynamic
803 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
804 position-independent executables.
805 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
806 * testsuite/Makefile.in: Regenerate.
808 2010-09-10 Nick Clifton <nickc@redhat.com>
811 * testsuite/memory_test.t: Discard any sections that are not
814 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
817 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
818 "This::" to work around a bug in gcc 4.2.
820 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
822 2010-09-09 Rafael Espindola <espindola@google.com>
824 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
825 sections with different PF_X flags in the same segment.
826 (Layout::find_first_load_seg): Search all segments to find the first
828 * options.h (rosegment): New.
830 2010-09-08 Rafael Espindola <espindola@google.com>
832 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
834 2010-09-08 Doug Kwan <dougkwan@google.com>
836 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
837 (Arm_relobj::do_relocate_sections): Add new parameter for output
838 file to match the parent.
839 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
840 of local symbols instead of input values. Update code to track
841 changes in gold::relocate_section.
842 * object.cc (Sized_relobj::compute_final_local_value): New methods.
843 (Sized_relobj::compute_final_local_value_internal): New methods.
844 (Sized_relobj::do_finalize_local_symbols): Move code from loop
845 body into private version of Sized_relobj::compute_final_local_value.
846 Call the inline method.
847 * object.h (Symbol_value::Symbol_value): Define destructor. Free
848 merged symbol value if there is one.
849 (Symbol_value::has_output_value): New method defintiion.
850 (Sized_relobj::Compute_final_local_value_status): New enum type.
851 (Sized_relobj::compute_final_local_value): New methods.
852 (Sized_relobj::compute_final_local_value_internal): New methods.
853 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
854 and arm_cortex_a8.sh.
855 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
856 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
858 * Makefile.in: Regenerate.
859 * testsuite/arm_bl_out_of_range.s: Update test.
860 * testsuite/thumb_bl_out_of_range.s: Ditto.
861 * testsuite/thumb_blx_out_of_range.s: Ditto.
862 * testsuite/arm_branch_out_of_range.sh: New file.
863 * testsuite/arm_cortex_a8.sh: Ditto.
864 * testsuite/arm_cortex_a8_b.s: Ditto.
865 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
866 * testsuite/arm_cortex_a8_b_local.s: Ditto.
867 * testsuite/arm_cortex_a8_bl.s: Ditto.
868 * testsuite/arm_cortex_a8_blx.s: Ditto.
869 * testsuite/arm_cortex_a8_local.s: Ditto.
870 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
871 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
873 2010-09-08 Rafael Espindola <espindola@google.com>
875 * Makefile.am (memory_test.stdout): Run readelf with -W.
876 * Makefile.in: Regenerate.
877 * testsuite/memory_test.sh: Make the regexps accept both 32 and
880 2010-09-08 Rafael Espindola <espindola@google.com>
882 * script-sections.cc (Script_sections::add_memory_region): Convert
883 field precision to int.
884 * script.cc (script_set_section_region, script_set_section_region):
885 Convert field precision to int.
887 2010-09-08 Rafael Espindola <espindola@google.com>
889 * arm.cc (do_finalize_sections): Create the __exidx_start and
890 __exdix_end symbols even when the section is missing.
892 2010-09-08 Nick Clifton <nickc@redhat.com>
894 * README: Remove claim that MEMORY is not supported.
895 * expression.cc (script_exp_function_origin)
896 (script_exp_function_length): Move from here to ...
897 * script.cc: ... here.
898 (script_set_section_region, script_add_memory)
899 (script_parse_memory_attr, script_include_directive): New
902 (class Memory_region): New class.
903 (class Output_section_definition): Add set_memory_region,
904 set_section_vma, set_section_lma and get_section_name methods.
905 (class Script_Sections): Add add_memory_region,
906 find_memory_region, find_memory_region_origin,
907 find_memory_region_length and set_memory_region methods.
908 Have set_section_addresses method walk the list of set memory
910 Extend the print methos to display memory regions.
911 * script-sections.h: Add prototypes for new methods.
912 Add enum for MEMORY region attributes.
913 * yyscript.y: Add support for parsing MEMORY regions.
914 * script-c.h: Add prototypes for new functions.
915 * testsuite/Makefile.am: Add test of MEMORY region functionality.
916 * testsuite/Makefile.in: Regenerate.
917 * testsuite/memory_test.sh: New script.
918 * testsuite/memory_test.s: New assembler source file.
919 * testsuite/memory_test.t: New linker script.
921 2010-08-27 Doug Kwan <dougkwan@google.com>
923 * gold/resolve.cc (Symbol_table::should_override): Let a weak
924 reference override an existing dynamic weak reference.
925 * testsuite/Makefile.am: Add new test dyn_weak_ref.
926 * testsuite/Makefile.in: Regenerate.
927 * testsuite/dyn_weak_ref.sh: New file.
928 * testsuite/dyn_weak_ref_1.c: Ditto.
929 * testsuite/dyn_weak_ref_2.c: Ditto.
931 2010-08-27 Ian Lance Taylor <iant@google.com>
933 * incremental.h (class Incremental_input_entry): Add virtual
936 2010-08-27 Ian Lance Taylor <iant@google.com>
938 * testsuite/start_lib_test_3.c: Mark t3 as used.
940 2010-08-27 Nick Clifton <nickc@redhat.com>
942 * options.cc (version_script): Fix small typo in previous
945 2010-08-25 Nick Clifton <nickc@redhat.com>
947 * archive.cc: Formatting fixes: Remove whitespace between
948 typename and following asterisk. Remove whitespace between
949 function name and opening parenthesis.
950 * archive.h: Likewise.
952 * attributes.cc: Likewise.
953 * attributes.h: Likewise.
954 * common.cc: Likewise.
955 * copy-relocs.cc: Likewise.
956 * dirsearch.h: Likewise.
957 * dynobj.cc: Likewise.
958 * ehframe.cc: Likewise.
959 * ehframe.h: Likewise.
960 * expression.cc: Likewise.
961 * fileread.cc: Likewise.
962 * fileread.h: Likewise.
964 * gold-threads.cc: Likewise.
968 * incremental-dump.cc: Likewise.
969 * incremental.cc: Likewise.
970 * layout.cc: Likewise.
971 * layout.h: Likewise.
973 * merge.cc: Likewise.
975 * object.cc: Likewise.
976 * object.h: Likewise.
977 * options.cc: Likewise.
978 * options.h: Likewise.
979 * output.cc: Likewise.
980 * output.h: Likewise.
981 * plugin.cc: Likewise.
982 * plugin.h: Likewise.
983 * powerpc.cc: Likewise.
984 * reloc.cc: Likewise.
985 * script-c.h: Likewise.
986 * script-sections.cc: Likewise.
987 * script.cc: Likewise.
988 * stringpool.cc: Likewise.
989 * symtab.cc: Likewise.
990 * symtab.h: Likewise.
991 * target.cc: Likewise.
992 * timer.cc: Likewise.
994 * version.cc: Likewise.
995 * x86_64.cc: Likewise.
997 2010-08-24 Nick Clifton <nickc@redhat.com>
1000 * layout.cc (segment_precedes): Sort segments by their physical
1001 addresses, if they have been set.
1003 2010-08-23 Cary Coutant <ccoutant@google.com>
1005 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1007 (Lib_group::include_member): Unlock object after deleting its
1009 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1012 2010-08-19 Neil Vachharajani <nvachhar@google.com>
1013 Cary Coutant <ccoutant@google.com>
1015 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1016 constructor, and set_blocker.
1017 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1019 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1020 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1021 * testsuite/Makefile.am (start_lib_test): New test case.
1022 * testsuite/Makefile.in: Regenerate.
1023 * testsuite/start_lib_test_main.c: New file.
1024 * testsuite/start_lib_test_1.c: New file.
1025 * testsuite/start_lib_test_2.c: New file.
1026 * testsuite/start_lib_test_3.c: New file.
1028 2010-08-19 Ian Lance Taylor <iant@google.com>
1030 * Makefile.in: Rebuild with automake 1.11.1.
1031 * aclocal.m4: Likewise.
1032 * testsuite/Makefile.in: Likewise.
1034 2010-08-19 Ian Lance Taylor <iant@google.com>
1037 * i386.cc (class Output_data_plt_i386): Update declarations.
1038 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1039 local_ifuncs_ fields.
1040 (Target_i386::do_plt_section_for_global): New function.
1041 (Target_i386::do_plt_section_for_local): New function.
1042 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1043 parameter; change all callers. Initialize global_ifuncs_ and
1044 local_ifuncs_. If doing a static link define __rel_iplt_start and
1046 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1047 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1048 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1050 (Target_i386::make_plt_section): New function, broken out of
1051 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1052 (Target_i386::make_plt_entry): Call make_plt_section.
1053 (Target_i386::make_local_ifunc_plt_entry): New function.
1054 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1055 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1056 R_386_IRELATIVE to switch.
1057 (Target_i386::Scan::global): Likewise.
1058 (Target_i386::Relocate::relocate): Likewise.
1059 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1061 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1062 (Target_x86_64::do_plt_section_for_global): New function.
1063 (Target_x86_64::do_plt_section_for_local): New function.
1064 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1065 parameter; change all callers. If doing a static link define
1066 __rela_iplt_start and __rela_iplt_end.
1067 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1068 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1069 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1071 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1072 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1074 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1075 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1076 R_X86_64_IRELATIVE to switch.
1077 (Target_x86_64::Scan::global): Likewise.
1078 (Target_x86_64::Relocate::relocate): Likewise.
1079 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1081 * target.h (class Target): Add plt_section_for_global and
1082 plt_section_for_local functions. Add do_plt_section_for_global
1083 and do_plt_section_for_local virtual functions.
1084 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1085 clarifying comments.
1086 (Symbol::use_plt_offset): Handle IFUNC symbol.
1087 * object.cc (Sized_relobj::Sized_relobj): Initialize
1089 (Sized_relobj::local_has_plt_offset): New function.
1090 (Sized_relobj::local_plt_offset): New function.
1091 (Sized_relobj::set_local_plt_offset): New function.
1092 (Sized_relobj::do_count): Handle IFUNC symbol.
1093 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1094 a bit away from input_shndx_ field. Add set_is_func_symbol and
1095 is_ifunc_symbol functions.
1096 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1097 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1098 local_plt_offsets_ field.
1099 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1100 * output.h (class Output_section_data): Add non-const
1101 output_section function.
1102 (class Output_data_got): Update declarations.
1103 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1104 Add use_plt_offset parameter to global and local constructors.
1105 Change all callers. Change local_sym_index_ field to 31 bits.
1106 Change GSYM_CODE and CONSTANT_CODE accordingly.
1107 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1108 doing a static link don't set sh_link field.
1109 (Output_data_got::Got_entry::write): Use PLT offset if
1111 (Output_data_got::add_global_plt): New function.
1112 (Output_data_got::add_local_plt): New function.
1113 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1114 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1115 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1116 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1117 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1119 * testsuite/ifunc-sel.h: New file.
1120 * testsuite/ifuncmain1.c: New file.
1121 * testsuite/ifuncmain1vis.c: New file.
1122 * testsuite/ifuncmod1.c: New file.
1123 * testsuite/ifuncdep2.c: New file.
1124 * testsuite/ifuncmain2.c: New file.
1125 * testsuite/ifuncmain3.c: New file.
1126 * testsuite/ifuncmod3.c: New file.
1127 * testsuite/ifuncmain4.c: New file.
1128 * testsuite/ifuncmain5.c: New file.
1129 * testsuite/ifuncmod5.c: New file.
1130 * testsuite/ifuncmain6pie.c: New file.
1131 * testsuite/ifuncmod6.c: New file.
1132 * testsuite/ifuncmain7.c: New file.
1133 * configure, testsuite/Makefile.in: Rebuild.
1135 2010-08-18 Ian Lance Taylor <iant@google.com>
1138 (Output_section_incremental_inputs::write_input_files): Add cast
1139 to avoid signed/unsigned comparison warning.
1140 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1142 2010-08-12 Cary Coutant <ccoutant@google.com>
1144 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1146 2010-08-13 Ian Lance Taylor <iant@google.com>
1148 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1150 2010-08-12 Cary Coutant <ccoutant@google.com>
1151 Doug Kwan <dougkwan@google.com>
1153 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1154 defintion overrides non-weak undef, remember that the original undef
1156 * symtab.cc (Symbol_table::sized_write_global): For undef without
1157 an original weak binding, set binding to global in output.
1158 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1159 * testsuite/Makefile.in: Regenerate.
1160 * testsuite/strong_ref_weak_def.sh: New file.
1161 * testsuite/strong_ref_weak_def_1.c: Ditto.
1162 * testsuite/strong_ref_weak_def_2.c: Ditto.
1164 2010-08-12 Cary Coutant <ccoutant@google.com>
1166 * testsuite/incremental_test.sh: Rewrite.
1167 * testsuite/incremental_test_1.c: Rewrite.
1168 * testsuite/incremental_test_2.c: Rewrite.
1170 2010-08-12 Cary Coutant <ccoutant@google.com>
1172 * arm.cc (Target_arm::got_size): Add const.
1173 (Target_arm::got_entry_count): New function.
1174 (Target_arm::plt_entry_count): New function.
1175 (Target_arm::first_plt_entry_offset): New function.
1176 (Target_arm::plt_entry_size): New function.
1177 (Output_data_plt_arm::entry_count): New function.
1178 (Output_data_plt_arm::first_plt_entry_offset): New function.
1179 (Output_data_plt_arm::get_plt_entry_size): New function.
1180 * i386.cc (Target_i386::got_size): Add const.
1181 (Target_i386::got_entry_count): New function.
1182 (Target_i386::plt_entry_count): New function.
1183 (Target_i386::first_plt_entry_offset): New function.
1184 (Target_i386::plt_entry_size): New function.
1185 (Output_data_plt_i386::entry_count): New function.
1186 (Output_data_plt_i386::first_plt_entry_offset): New function.
1187 (Output_data_plt_i386::get_plt_entry_size): New function.
1188 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1189 find_incremental_inputs_sections. Dump incremental_got_plt section.
1190 * incremental.cc: Include target.h.
1191 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1192 parameter. Adjust all callers. Find incremental_got_plt section.
1193 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1195 (Output_section_incremental_inputs::set_final_data_size): Calculate
1196 size of incremental_got_plt section.
1197 (Output_section_incremental_inputs::do_write): Write the
1198 incremental_got_plt section.
1199 (Got_plt_view_info): New struct.
1200 (Local_got_offset_visitor): New class.
1201 (Global_got_offset_visitor): New class.
1202 (Global_symbol_visitor_got_plt): New class.
1203 (Output_section_incremental_inputs::write_got_plt): New function.
1204 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1205 Add parameter. Adjust all callers.
1206 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1207 (Incremental_inputs::got_plt_section): New function.
1208 (Incremental_inputs::got_plt_section_): New data member.
1209 (Incremental_got_plt_reader): New class.
1210 * layout.cc (Layout::create_incremental_info_sections): Add the
1211 incremental_got_plt section.
1212 * object.h (Got_offset_list::get_list): New function.
1213 (Got offset_list::for_all_got_offsets): New function.
1214 (Sized_relobj::local_got_offset_list): New function.
1215 * powerpc.cc (Target_powerpc::got_size): Add const.
1216 (Target_powerpc::got_entry_count): New function.
1217 (Target_powerpc::plt_entry_count): New function.
1218 (Target_powerpc::first_plt_entry_offset): New function.
1219 (Target_powerpc::plt_entry_size): New function.
1220 (Output_data_plt_powerpc::entry_count): New function.
1221 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1222 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1223 * sparc.cc (Target_sparc::got_size): Add const.
1224 (Target_sparc::got_entry_count): New function.
1225 (Target_sparc::plt_entry_count): New function.
1226 (Target_sparc::first_plt_entry_offset): New function.
1227 (Target_sparc::plt_entry_size): New function.
1228 (Output_data_plt_sparc::entry_count): New function.
1229 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1230 (Output_data_plt_sparc::get_plt_entry_size): New function.
1231 * symtab.h (Symbol::got_offset_list): New function.
1232 (Symbol_table::for_all_symbols): New function.
1233 * target.h (Sized_target::got_entry_count): New function.
1234 (Sized_target::plt_entry_count): New function.
1235 (Sized_target::plt_entry_size): New function.
1236 * x86_64.cc (Target_x86_64::got_size): Add const.
1237 (Target_x86_64::got_entry_count): New function.
1238 (Target_x86_64::plt_entry_count): New function.
1239 (Target_x86_64::first_plt_entry_offset): New function.
1240 (Target_x86_64::plt_entry_size): New function.
1241 (Output_data_plt_x86_64::entry_count): New function.
1242 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1243 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1245 2010-08-12 Cary Coutant <ccoutant@google.com>
1247 * archive.cc: Include incremental.h.
1248 (Archive::Archive): Initialize incremental_info_.
1249 (Archive::include_member): Record archive members in incremental info.
1250 (Add_archive_symbols::run): Record begin and end of an archive in
1252 (Lib_group::include_member): Record objects in incremental info.
1253 * archive.h (Incremental_archive_entry): Forward declaration.
1254 (Archive::set_incremental_info): New member function.
1255 (Archive::incremental_info): New member function.
1256 (Archive::Unused_symbol_iterator): New class.
1257 (Archive::unused_symbols_begin): New member function.
1258 (Archive::unused_symbols_end): New member function.
1259 (Archive::incremental_info_): New data member.
1260 * incremental-dump.cc (find_input_containing_global): New function.
1261 (dump_incremental_inputs): Dump new incremental info sections.
1262 * incremental.cc: Include symtab.h.
1263 (Output_section_incremental_inputs): New class.
1264 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1265 new incremental info sections.
1266 (Sized_incremental_binary::do_check_inputs): Likewise.
1267 (Incremental_inputs::report_archive): Remove.
1268 (Incremental_inputs::report_archive_begin): New function.
1269 (Incremental_inputs::report_archive_end): New function.
1270 (Incremental_inputs::report_object): New function.
1271 (Incremental_inputs::finalize_inputs): Remove.
1272 (Incremental_inputs::report_input_section): New function.
1273 (Incremental_inputs::report_script): Rewrite.
1274 (Incremental_inputs::finalize): Do nothing but finalize string table.
1275 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1276 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1277 (Incremental_inputs::create_data_sections): New function.
1278 (Incremental_inputs::relocs_entsize): New function.
1279 (Output_section_incremental_inputs::set_final_data_size): New function.
1280 (Output_section_incremental_inputs::do_write): New function.
1281 (Output_section_incremental_inputs::write_header): New function.
1282 (Output_section_incremental_inputs::write_input_files): New function.
1283 (Output_section_incremental_inputs::write_info_blocks): New function.
1284 (Output_section_incremental_inputs::write_symtab): New function.
1285 * incremental.h (Incremental_script_entry): Forward declaration.
1286 (Incremental_object_entry): Forward declaration.
1287 (Incremental_archive_entry): Forward declaration.
1288 (Incremental_inputs): Forward declaration.
1289 (Incremental_inputs_header_data): Remove.
1290 (Incremental_inputs_header): Remove.
1291 (Incremental_inputs_header_write): Remove.
1292 (Incremental_inputs_entry_data): Remove.
1293 (Incremental_inputs_entry): Remove.
1294 (Incremental_inputs_entry_write): Remove.
1295 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1296 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1297 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1298 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1300 (Incremental_input_entry): New class.
1301 (Incremental_script_entry): New class.
1302 (Incremental_object_entry): New class.
1303 (Incremental_archive_entry): New class.
1304 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1305 (Incremental_inputs::report_inputs): Remove.
1306 (Incremental_inputs::report_archive): Remove.
1307 (Incremental_inputs::report_archive_begin): New function.
1308 (Incremental_inputs::report_archive_end): New function.
1309 (Incremental_inputs::report_object): Change prototype.
1310 (Incremental_inputs::report_input_section): New function.
1311 (Incremental_inputs::report_script): Change prototype.
1312 (Incremental_inputs::get_reloc_count): New function.
1313 (Incremental_inputs::set_reloc_count): New function.
1314 (Incremental_inputs::create_data_sections): New function.
1315 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1316 (Incremental_inputs::inputs_section): New function.
1317 (Incremental_inputs::symtab_section): New function.
1318 (Incremental_inputs::relocs_section): New function.
1319 (Incremental_inputs::get_stringpool): Add const.
1320 (Incremental_inputs::command_line): Add const.
1321 (Incremental_inputs::inputs): Remove.
1322 (Incremental_inputs::command_line_key): New function.
1323 (Incremental_inputs::input_file_count): New function.
1324 (Incremental_inputs::input_files): New function.
1325 (Incremental_inputs::relocs_entsize): New function.
1326 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1327 (Incremental_inputs::finalize_inputs): Remove.
1328 (Incremental_inputs::Input_info): Remove.
1329 (Incremental_inputs::lock_): Remove.
1330 (Incremental_inputs::inputs_): Change type.
1331 (Incremental_inputs::inputs_map_): Remove.
1332 (Incremental_inputs::current_object_entry_): New data member.
1333 (Incremental_inputs::inputs_section_): New data member.
1334 (Incremental_inputs::symtab_section_): New data member.
1335 (Incremental_inputs::relocs_section_): New data member.
1336 (Incremental_inputs::reloc_count_): New data member.
1337 (Incremental_inputs_reader): New class.
1338 (Incremental_symtab_reader): New class.
1339 (Incremental_relocs_reader): New class.
1340 * layout.cc (Layout::finalize): Move finalization of incremental info
1341 and creation of incremental info sections to follow finalization of
1342 symbol table. Set offsets for postprocessing sections.
1343 (Layout::create_incremental_info_sections): Call
1344 Incremental_inputs::create_data_sections. Add incremental symtab
1345 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1346 sections to layout after input sections.
1347 * layout.h (struct Timespec): Forward declaration.
1348 (Layout::incremental_inputs): Add const.
1349 (Layout::create_incremental_info_sections): Add parameter.
1350 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1351 * object.cc: Include incremental.h.
1352 (Relobj::finalize_incremental_relocs): New function.
1353 (Sized_relobj::do_layout): Record input sections in incremental info.
1354 * object.h (Object::output_section): New function.
1355 (Object::output_section_offset): Moved from Relobj.
1356 (Object::get_incremental_reloc_base): New function.
1357 (Object::get_incremental_reloc_count): New function.
1358 (Object::do_output_section): New function.
1359 (Object::do_output_section_offset): Moved from Relobj.
1360 (Object::do_get_incremental_reloc_base): New function.
1361 (Object::do_get_incremental_reloc_count): New function.
1362 (Object::Object): Initialize new data members.
1363 (Relobj::output_section): Renamed do_output_section and moved to
1365 (Relobj::output_section_offset): Moved to Object.
1366 (Relobj::do_get_incremental_reloc_base): New function.
1367 (Relobj::do_get_incremental_reloc_count): New function.
1368 (Relobj::allocate_incremental_reloc_counts): New function.
1369 (Relobj::count_incremental_reloc): New function.
1370 (Relobj::finalize_incremental_relocs): New function.
1371 (Relobj::next_incremental_reloc_index): New function.
1372 (Relobj::reloc_counts_): New data member.
1373 (Relobj::reloc_bases_): New data member.
1374 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1375 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1376 (Sized_relobj::incremental_relocs_scan): New function.
1377 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1378 (Sized_relobj::incremental_relocs_write): New function.
1379 (Sized_relobj::incremental_relocs_write_reltype): New function.
1380 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1382 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1383 archives and object files elsewhere.
1384 (Add_symbols::run): Report object files here.
1385 (Finish_group::run): Report end of archive at end of group.
1386 * reloc.cc: Include layout.h, incremental.h.
1387 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1388 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1389 (Sized_relobj::incremental_relocs_scan): New function.
1390 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1391 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1392 (Sized_relobj::incremental_relocs_write): New function.
1393 (Sized_relobj::incremental_relocs_write_reltype): New function.
1394 * script.cc (read_input_script): Rewrite test for incremental link.
1395 Change call to Incremental_inputs::report_script.
1396 * symtab.h (Symbol_table::first_global_index): New function.
1397 (Symbol_table::output_count): New function.
1399 2010-08-12 Doug Kwan <dougkwan@google.com>
1401 * arm.cc (Target_arm::merge_object_attributes): Check command line
1402 options --no-wchar-size-warning and --no-enum-size-warning.
1403 * options.h (General_options): Add ld-compatible options
1404 --no-enum-size-warning and --no-wchar-size-warning.
1406 2010-08-04 Ian Lance Taylor <iant@google.com>
1408 * x86_64.cc (Target_x86_64::Scan::local): Use
1409 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1410 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1411 (Target_x86_64::Scan::global): Likewise.
1412 (Target_x86_64::Relocate::relocate): Likewise.
1413 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1416 2010-08-03 Cary Coutant <ccoutant@google.com>
1418 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1419 to reserve space in merged_strings vector. Keep total input size
1421 (Output_merge_string::do_print_merge_stats): Print total input size.
1422 * merge.h (Output_merge_string): Add input_size_ field.
1423 * stringpool.cc (Stringpool_template::string_length): Move
1424 implementations out of Stringpool_template class and place in
1426 * stringpool.h (string_length): Move out of Stringpool_template.
1428 2010-08-03 Ian Lance Taylor <iant@google.com>
1431 * layout.cc (relaxation_loop_body): If address of load segment is
1432 set, adjust address to include headers if possible.
1434 2010-08-03 Ian Lance Taylor <iant@google.com>
1436 * version.cc (version_string): Bump to 1.10.
1438 2010-08-03 Ian Lance Taylor <iant@google.com>
1441 * layout.h (enum Output_section_order): Define.
1442 (class Layout): Update declarations.
1443 * layout.cc (Layout::get_output_section): Add order parameter.
1444 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1445 is_first_non_relro parameters. Change all callers.
1446 (Layout::choose_output_section): Likewise.
1447 (Layout::add_output_section_data): Likewise.
1448 (Layout::make_output_section): Likewise. Set order.
1449 (Layout::default_section_order): New function.
1450 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1451 * output.cc (Output_section::Output_section): Initialize order_.
1452 Don't initialize deleted fields.
1453 (Output_segment::Output_segment): Don't initialize deleted
1455 (Output_segment::add_output_section_to_load): New function
1456 replacing add_output_section. Change all callers to call this or
1457 add_output_section_to_nonload.
1458 (Output_segment::add_output_section_to_nonload): New function.
1459 (Output_segment::remove_output_section): Rewrite.
1460 (Output_segment::add_initial_output_data): Likewise.
1461 (Output_segment::has_any_data_sections): Likewise.
1462 (Output_segment::is_first_section_relro): Likewise.
1463 (Output_segment::maximum_alignment): Likewise.
1464 (Output_segment::has_dynamic_reloc): New function replacing
1465 dynamic_reloc_count. Change all callers.
1466 (Output_segment::has_dynamic_reloc_list): New function replacing
1467 dynamic_reloc_count_list. Change all callers.
1468 (Output_segment::set_section_addresses): Rewrite.
1469 (Output_segment::set_offset): Rewrite.
1470 (Output_segment::find_first_and_last_list): Remove.
1471 (Output_segment::set_tls_offsets): Rewrite.
1472 (Output_segment::first_section_load_address): Likewise.
1473 (Output_segment::output_section_count): Likewise.
1474 (Output_segment::section_with_lowest_load_address): Likewise.
1475 (Output_segment::write_section_headers): Likewise.
1476 (Output_segment::print_sections_to_map): Likewise.
1477 * output.h (class Output_data): Remove dynamic_reloc_count_
1478 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1479 (Output_data::add_dynamic_reloc): Rewrite.
1480 (Output_data::has_dynamic_reloc): New function.
1481 (Output_data::dynamic_reloc_count): Remove.
1482 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1483 is_last_relro_, is_first_non_relro_, is_interp_,
1484 is_dynamic_linker_section_ fields. Add order and set_order
1485 functions. Remove is_relro_local, set_is_relro_local,
1486 is_last_relro, set_is_last_relro, is_first_non_relro,
1487 set_is_first_non_relro functions, is_interp, set_is_interp,
1488 is_dynamic_linker_section, and set_is_dynamic_linker_section
1490 (class Output_segment): Change Output_data_list from std::list to
1491 std:;vector. Add output_lists_ field. Remove output_data_ and
1492 output_bss_ fields. Update declarations.
1494 2010-08-02 Ian Lance Taylor <iant@google.com>
1496 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1497 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1498 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1500 2010-08-02 Ian Lance Taylor <iant@google.com>
1503 * script.cc (Script_options::Script_options): Initialize
1504 symbol_definitions_ and symbol_references_.
1505 (Script_options::add_symbol_assignment): Update
1506 symbol_definitions_ and symbol_references_.
1507 (Script_options::add_symbol_reference): New function.
1508 (script_symbol): New function.
1509 * script.h (class Script_options): Add symbol_definitions_ and
1510 symbol_references_ fields.
1511 (Script_options::referenced_const_iterator): New type.
1512 (Script_options::referenced_begin): New function.
1513 (Script_options::referenced_end): New function.
1514 (Script_options::is_referenced): New function.
1515 (Script_options::any_unreferenced): New function.
1516 * script-c.h (script_symbol): Declare.
1517 * yyscript.y (exp): Call script_symbol.
1518 * symtab.cc: Include "script.h".
1519 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1520 Change all callers. Check symbols referenced by scripts.
1521 (Symbol_table::add_undefined_symbols_from_command_line): Add
1522 layout parameter. Change all callers.
1523 (Symbol_table::do_add_undefined_symbols_from_command_line):
1524 Likewise. Break out loop body. Check symbols referenced by
1526 (Symbol_table::add_undefined_symbol_from_command_line): New
1527 function broken out of
1528 do_add_undefined_symbols_from_command_line.
1529 * symtab.h (class Symbol_table): Update declarations.
1530 * archive.cc: Include "layout.h".
1531 (Archive::should_include_member): Add layout parameter. Change
1532 all callers. Check for symbol mentioned in expression.
1533 * archive.h (class Archive): Update declaration.
1534 * object.cc (Sized_relobj::do_should_include_member): Add layout
1536 * object.h (Object::should_include_member): Add layout parameter.
1538 (Object::do_should_include_member): Add layout parameter.
1539 (class Sized_relobj): Update declaration.
1540 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1542 * dynobj.h (class Sized_dynobj): Update declaration.
1543 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1545 * plugin.h (class Sized_pluginobj): Update declaration.
1547 2010-08-02 Ian Lance Taylor <iant@google.com>
1550 * output.cc (Output_segment::set_offset): Search for the first and
1551 last sections rather than assuming that the list is in order.
1552 (Output_segment::find_first_and_last_list): New function.
1553 * output.h (class Output_segment): Update declarations.
1554 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1555 (relro_strip_test_SOURCES): New variable.
1556 (relro_strip_test_DEPENDENCIES): New variable.
1557 (relro_strip_test_LDFLAGS): New variable.
1558 (relro_strip_test_LDADD): New variable.
1559 (relro_strip_test.so): New target.
1561 2010-08-02 Ian Lance Taylor <iant@google.com>
1563 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1564 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1565 (Target_i386::got_tlsdesc_section): New function.
1566 (Target_i386::got_section): Create space for GOT entries for
1567 TLSDESC relocations.
1568 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1570 (Target_i386::Scan::global): Likewise.
1571 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1573 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1574 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1575 (Target_x86_64::got_tlsdesc_section): New function.
1576 (Target_x86_64::got_section): Create space for GOT entries for
1577 TLSDESC relocations.
1578 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1580 (Target_x86_64::Scan::global): Likewise.
1581 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1584 2010-08-02 Ian Lance Taylor <iant@google.com>
1586 * testsuite/final_layout.sh: Use dc to convert from hex to
1589 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1591 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1592 paramter to the call to gold::gc_process_relocs.
1593 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1594 paramter to the call to gold::gc_process_relocs.
1595 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1596 parameter to the call to gold::gc_process_relocs.
1597 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1598 template parameter to the call to gold::gc_process_relocs.
1599 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1600 paramter to the call to gold::gc_process_relocs.
1601 * gc.h (get_embedded_addend_size): New function.
1602 (gc_process_relocs): Save the size of the reloc for use by ICF.
1603 * icf.cc (get_section_contents): Get the addend from the text section
1604 for SHT_REL relocation sections.
1605 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1606 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1607 * int_encoding.h (read_from_pointer): New overloaded function.
1608 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1609 * testsuite/icf_sht_rel_addend_test.sh: New file.
1610 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1611 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1613 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1615 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1616 * Makefile.in: Regenerate.
1617 * testsuite/Makefile.in: Regenerate.
1619 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1621 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1622 * gold/testsuite/debug_msg.cc: Likewise.
1623 * gold/testsuite/odr_violation1.cc
1624 * gold/testsuite/odr_violation2.cc
1626 2010-07-21 Cary Coutant <ccoutant@google.com>
1628 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1629 string, and length fields.
1630 (Output_merge_string::Merged_strings_list): New type.
1631 (Output_merge_string::Merged_strings_lists): New typedef.
1632 (Output_merge_string): Replace merged_strings_ with
1633 merged_strings_lists_.
1634 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1635 Merged_strings_list per input object and section. Don't store pointer
1636 to the string. Don't store length with each merged string entry.
1637 (Output_merge_string::finalize_merged_data): Loop over list of merged
1638 strings lists. Recompute length of each merged string.
1640 2010-07-15 Cary Coutant <ccoutant@google.com>
1642 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1645 2010-07-14 Ian Lance Taylor <iant@google.com>
1647 * descriptors.cc (Descriptors::open): Report correct name in error
1650 2010-07-13 Doug Kwan <dougkwan@google.com>
1652 * arm.cc (Arm_input_section::Arm_input_section): For a
1653 SHT_ARM_EXIDX section, always keeps the input sections.
1654 (Arm_input_section::set_exidx_section_link): New method.
1655 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1656 has_errors_ to false.
1657 (Arm_exidx_input_section::has_errors,
1658 Arm_exidx_input_section::set_has_errors): New methods.
1659 (Arm_exidx_input_section::has_errors_): New data member.
1660 (Arm_relobj::get_exidx_shndx_list): New method.
1661 (Arm_output_section::append_text_sections_to_list): Do not skip
1662 section without SHF_EXECINSTR.
1663 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1665 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1666 section header. Make error messages more verbose. Check for
1667 a non-executable section linked to an EXIDX section.
1668 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1669 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1670 check that there is no deferred EXIDX section if we exit early.
1671 Instead of not making an EXIDX section in case of an error, make one
1672 and set the has_errors flag of it.
1673 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1674 in a relocatable link.
1675 (Target_arm::do_relax): Look for the EXIDX output section instead of
1676 assuming that it is called .ARM.exidx.
1677 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1678 section list. Do not check for SHF_EXECINSTR section flags but
1679 skip any input section with errors.
1680 * output.cc (Output_section::Output_section): Initialize
1681 always_keeps_input_sections_ to false.
1682 (Output_section::add_input_section): Check for
1683 always_keeps_input_sections_.
1684 * output.h (Output_section::always_keeps_input_sections,
1685 Output_section::set_always_keeps_input_sections): New methods.
1686 (Output_section::always_keeps_input_sections): New data member.
1688 2010-07-13 Rafael Espindola <espindola@google.com>
1690 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1691 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1693 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1694 Ian Lance Taylor <iant@google.com>
1696 * output.h (Output_section_lookup_maps::add_merge_section):
1697 Correct check of whether value was inserted.
1698 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1699 (Output_section_lookup_maps::add_relaxed_input_section):
1701 * arm.cc (Target_arm::got_section): Remove used local os.
1702 * i386.cc (Target_i386::got_section): Likewise.
1703 * x86_64.cc (Target_x86_64::got_section): Likewise.
1704 * sparc.cc (Target_sparc::got_section): Likewise.
1705 (Target_sparc::relocate): Remove unused local have_got_offset.
1706 * powerpc.cc (Target_powerpc::relocate): Likewise.
1708 2010-07-13 Ian Lance Taylor <iant@google.com>
1710 * compressed_output.cc (zlib_decompress): Fix signature in
1713 * archive.cc (Archive::include_member): Unlock an external member
1714 of a thin archive. Don't bother to delete an object we know is
1717 2010-07-12 Cary Coutant <ccoutant@google.com>
1719 * compressed_output.cc (zlib_decompress): New function.
1720 (get_uncompressed_size): New function.
1721 (decompress_input_section): New function.
1722 * compressed_output.h (get_uncompressed_size): New function.
1723 (decompress_input_section): New function.
1724 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1725 Handle compressed debug sections.
1726 * layout.cc (is_compressed_debug_section): New function.
1727 (Layout::output_section_name): Map compressed section names to
1729 * layout.h (is_compressed_debug_section): New function.
1730 (is_debug_info_section): Recognize compressed debug sections.
1731 * merge.cc: Include compressed_output.h.
1732 (Output_merge_data::do_add_input_section): Handle compressed
1734 (Output_merge_string::do_add_input_section): Handle compressed
1736 * object.cc: Include compressed_output.h.
1737 (Sized_relobj::Sized_relobj): Initialize new data members.
1738 (build_compressed_section_map): New function.
1739 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1740 * object.h (Object::section_is_compressed): New method.
1741 (Object::do_section_is_compressed): New method.
1742 (Sized_relobj::Compressed_section_map): New type.
1743 (Sized_relobj::do_section_is_compressed): New method.
1744 (Sized_relobj::compressed_sections_): New data member.
1745 * output.cc (Output_section::add_input_section): Handle compressed
1747 * reloc.cc: Include compressed_output.h.
1748 (Sized_relobj::write_sections): Handle compressed debug sections.
1750 2010-07-08 Cary Coutant <ccoutant@google.com>
1752 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1753 weak when resolving to a dynamic def.
1754 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1755 for weak undef/dynamic def cases. Adjust callers.
1756 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1757 undef_binding_weak_.
1758 (Symbol_table::sized_write_globals): Adjust symbol binding.
1759 (Symbol_table::sized_write_symbol): Add binding parameter.
1760 * symtab.h (Symbol::set_undef_binding): New method.
1761 (Symbol::is_undef_binding_weak): New method.
1762 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1763 (Symbol_table::should_override): Add new parameter.
1764 (Symbol_table::sized_write_symbol): Add new parameter.
1766 * testsuite/weak_undef_file1.cc: Add new test case.
1767 * testsuite/weak_undef_file2.cc: Fix header comment.
1768 * testsuite/weak_undef_test.cc: Add new test case.
1770 2010-06-29 Doug Kwan <dougkwan@google.com>
1772 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1773 Initialize USE_SYMBOL_.
1774 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1776 (Arm_reloc_property::uses_symbol_): New data member declaration.
1777 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1778 uses symbol value and symbol is undefined but not weakly undefined.
1780 2010-06-28 Rafael Espindola <espindola@google.com>
1782 * plugin.cc (Plugin::load): Use dlerror.
1784 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1786 * symtab.cc (detect_odr_violations): When reporting an ODR
1787 violation, report an object where the symbol is defined.
1789 2010-06-25 Doug Kwan <dougkwan@google.com>
1791 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1792 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1794 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1795 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1796 target hook to detect function points.
1797 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1798 * icf.h (Icf::check_section_for_function_pointers): Change type of
1799 parameter SECTION_NAME to const reference to std::string. Use
1800 target hook to determine if section may have unsafe pointers.
1801 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1804 2010-06-21 Rafael Espindola <espindola@google.com>
1806 * fileread.cc (Input_file::find_fie): New
1807 (Input_file::open): Use Input_file::find_fie.
1808 * fileread.h (Input_file::find_fie): New
1809 * plugin.cc (set_extra_library_path): New.
1810 (Plugin::load): Add set_extra_library_path to the transfer vector.
1811 (Plugin_manager::set_extra_library_path): New.
1812 (Plugin_manager::add_input_file): Use the extra search path if set.
1813 (set_extra_library_path(): New.
1814 * plugin.h (Plugin_manager): Add set_extra_library_path and
1817 2010-06-19 Cary Coutant <ccoutant@google.com>
1819 * layout.cc (gdb_sections): Add .debug_types.
1820 (lines_only_debug_sections): Likewise.
1822 2010-06-18 Rafael Espindola <espindola@google.com>
1824 * plugin.cc (add_input_file,add_input_library)
1825 (Plugin_manager::add_input_file): Make filename arguments const.
1826 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1829 2010-06-16 Doug Kwan <dougkwan@google.com>
1831 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1832 .ARM.attributes section if we have not merged any input
1833 attributes sections.
1835 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1837 * arm.cc: Allow combining objects with no EABI version
1840 2010-06-15 Rafael Espindola <espindola@google.com>
1842 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1844 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1846 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1847 (struct iovec): Correct !HAVE_READV definition.
1849 2010-06-10 Cary Coutant <ccoutant@google.com>
1851 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1852 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1854 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1857 * symtab.h (Symbol::is_placeholder): New member function.
1858 * target-reloc.h (relocate_section): Check for placeholder symbols.
1860 * testsuite/Makefile.am (plugin_test_8): New test.
1861 (plugin_test_9): New test.
1862 * testsuite/Makefile.in: Regenerate.
1864 2010-06-09 Nick Clifton <nickc@redhat.com>
1866 * yyscript.y (input_list_element): Allow strings prefixed with
1867 the '-' character. Treat these as libraries.
1868 * script.cc (script_add_library): New function. Adds a library
1869 specified by "-l<name>" found in an input script.
1870 * script-c.h: Add prototype for script_add_library.
1872 2010-06-07 Doug Kwan <dougkwan@google.com>
1874 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1875 Restrict stub-group size to be within long conditional branch
1876 range when working around cortex-A8 erratum.
1878 2010-06-07 Damien Diederen <dd@crosstwine.com>
1880 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1883 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1887 (Output_section::Input_section_sort_entry::compare_section_ordering):
1888 Change to return non-zero correctly.
1889 (Output_section::Input_section_sort_section_order_index_compare
1890 ::operator()): Change to fix ambiguity in comparisons.
1892 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1894 * gold.h (is_wildcard_string): New function.
1895 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1896 (Layout::layout_eh_frame): Ditto.
1897 (Layout::find_section_order_index): New method.
1898 (Layout::read_layout_from_file): New method.
1899 * layout.h (Layout::find_section_order_index): New method.
1900 (Layout::read_layout_from_file): New method.
1901 (Layout::input_section_position_): New private member.
1902 (Layout::input_section_glob_): New private member.
1903 * main.cc (main): Call read_layout_from_file here.
1904 * options.h (--section-ordering-file): New option.
1905 * output.cc (Output_section::input_section_order_specified_): New
1907 (Output_section::Output_section): Initialize new member.
1908 (Output_section::add_input_section): Add new parameter.
1909 Keep input sections when --section-ordering-file is used.
1910 (Output_section::set_final_data_size): Sort input sections when
1911 section ordering file is specified.
1912 (Output_section::Input_section_sort_entry): Add new parameter.
1914 (Output_section::Input_section_sort_entry::compare_section_ordering):
1916 (Output_section::Input_section_sort_compare::operator()): Change to
1917 consider section_order_index.
1918 (Output_section::Input_section_sort_init_fini_compare::operator()):
1919 Change to consider section_order_index.
1920 (Output_section::Input_section_sort_section_order_index_compare
1921 ::operator()): New method.
1922 (Output_section::sort_attached_input_sections): Change to sort
1923 according to section order when specified.
1924 (Output_section::add_input_section<32, true>): Add new parameter.
1925 (Output_section::add_input_section<64, true>): Add new parameter.
1926 (Output_section::add_input_section<32, false>): Add new parameter.
1927 (Output_section::add_input_section<64, false>): Add new parameter.
1928 * output.h (Output_section::add_input_section): Add new parameter.
1929 (Output_section::input_section_order_specified): New
1931 (Output_section::set_input_section_order_specified): New method.
1932 (Input_section::Input_section): Initialize section_order_index_.
1933 (Input_section::section_order_index): New method.
1934 (Input_section::set_section_order_index): New method.
1935 (Input_section::section_order_index_): New member.
1936 (Input_section::Input_section_sort_section_order_index_compare): New
1938 (Output_section::input_section_order_specified_): New member.
1939 * script-sections.cc (is_wildcard_string): Delete and move modified
1941 (Output_section_element_input::Output_section_element_input): Modify
1942 call to is_wildcard_string.
1943 (Output_section_element_input::Input_section_pattern
1944 ::Input_section_pattern): Ditto.
1945 (Output_section_element_input::Output_section_element_input): Ditto.
1946 * testsuite/Makefile.am (final_layout): New test case.
1947 * testsuite/Makefile.in: Regenerate.
1948 * testsuite/final_layout.cc: New file.
1949 * testsuite/final_layout.sh: New file.
1951 2010-06-01 Rafael Espindola <espindola@google.com>
1953 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1955 2010-06-01 Rafael Espindola <espindola@google.com>
1957 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1958 visibility of symbols.
1960 2010-05-27 Doug Kwan <dougkwan@google.com>
1962 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1963 from start of output section instead of address for a local symbol
1964 in a merged or relaxed section when doing a relocatable link.
1966 2010-05-26 Rafael Espindola <espindola@google.com>
1969 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1970 adding sections the garbage collector removed.
1971 * gold/testsuite/Makefile.am: Add test.
1972 * gold/testsuite/Makefile.in: Regenerate.
1973 * gold/testsuite/plugin_test_7.sh: New.
1974 * gold/testsuite/plugin_test_7_1.c: New.
1975 * gold/testsuite/plugin_test_7_2.c: New.
1977 2010-05-26 Rafael Espindola <espindola@google.com>
1979 * script-sections.cc (Output_section_definition::set_section_addresses):
1980 Check for --section-start.
1982 2010-05-26 Doug Kwan <dougkwan@google.com>
1984 * arm.cc (Arm_scan_relocatable_relocs): New class.
1985 (Target_arm::relocate_special_relocatable): New method.
1986 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1987 (Arm_relocate_functions::thumb_branch_common): Same.
1988 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1989 instead of Default_scan_relocatable_relocs.
1990 * target-reloc.h (relocate_for_relocatable): Let target handle
1991 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1992 * target.h (Sized_target::relocate_special_relocatable): New method.
1994 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1996 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1998 2010-05-23 Doug Kwan <dougkwan@google.com>
2000 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2002 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2003 with a direct branch, not a conditional branch, to a stub.
2004 * merge.cc (Output_merge_base::record_input_section): New method
2006 (Output_merge_data::do_add_input_section): Record input section if
2007 keeps-input-sections flag is set.
2008 (Output_merge_string::do_add_input_section): Ditto.
2009 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2010 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2012 (Output_merge_base::keeps_input_sections,
2013 Output_merge_base::set_keeps_input_sections,
2014 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2016 (Output_merge_base::Input_sections): New type declaration.
2017 (Output_merge_base::input_sections_begin,
2018 Output_merge_base::input_sections_end,
2019 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2020 (Output_merge_base::bool keeps_input_sections_,
2021 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2022 Output_merge_base::input_sections_): New data members.
2023 (Output_merge_data::do_set_keeps_input_sections): New method
2025 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2026 * output.cc (Output_section::Input_section::relobj): Move method
2027 defintion from class declaration to here and handle merge sections.
2028 (Output_section::Input_section::shndx): Ditto.
2029 (Output_section::Output_section): Remove initializations of removed
2030 data members and initialize new data member LOOKUP_MAPS_.
2031 (Output_section::add_input_section): Set keeps-input-sections flag
2032 for a newly created merge output section as appropriate. Adjust code
2033 to use Output_section_lookup_maps class.
2034 (Output_section::add_relaxed_input_section): Adjst code for lookup
2035 maps code refactoring.
2036 (Output_section::add_merge_input_section): Add a new parameter
2037 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2038 class. If adding input section to a newly created merge output
2039 section fails, remove the new merge section.
2040 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
2041 Adjust code for use of the Output_section_lookup_maps class.
2042 (Output_section::find_merge_section): Ditto.
2043 (Output_section::build_lookup_maps): New method defintion.
2044 (Output_section::find_relaxed_input_section): Adjust code to use
2045 Output_section_lookup_maps class.
2046 (Output_section::get_input_sections): Export merge sections. Adjust
2047 code to use Output_section_lookup_maps class.
2048 (Output_section:::add_script_input_section): Adjust code to use
2049 Output_section_lookup_maps class. Update lookup maps for merge
2051 (Output_section::discard_states): Use Output_section_lookup_maps.
2052 (Output_section::restore_states): Same.
2053 * output.h (Merge_section_properties): Move class defintion out of
2055 (Output_section_lookup_maps): New class.
2056 (Output_section::Input_section::is_merge_section): New method
2058 (Output_section::Input_section::relobj): Move defintion out of class
2059 defintion. Declare method only.
2060 (Output_section::Input_section::shndx): Ditto.
2061 (Output_section::Input_section::output_merge_base): New method defintion.
2062 (Output_section::Input_section::u2_.pomb): New union field.
2063 (Output_section::Merge_section_by_properties_map,
2064 Output_section::Output_section_data_by_input_section_map,
2065 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2067 (Output_section::add_merge_input_section): Add new parameter
2068 KEEPS_INPUT_SECTIONS.
2069 (Output_section::build_lookup_maps): New method declaration.
2070 (Output_section::merge_section_map_,
2071 Output_section::merge_section_by_properties_map_,
2072 Output_section::relaxed_input_section_map_,
2073 Output_section::is_relaxed_input_section_map_valid_): Remove data
2075 (Output_section::lookup_maps_): New data member.
2077 2010-05-21 Doug Kwan <dougkwan@google.com>
2080 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2081 avoid a compilation error.
2083 2010-05-19 Rafael Espindola <espindola@google.com>
2085 * script-sections.cc (Output_section_definition::allocate_to_segment):
2086 Update the phdrs_list even when the output section is NULL.
2087 * testsuite/Makefile.am: Add test.
2088 * testsuite/Makefile.in: Regenerate.
2089 * testsuite/script_test_9.cc: New.
2090 * testsuite/script_test_9.sh: New.
2091 * testsuite/script_test_9.t: New.
2093 2010-05-19 Doug Kwan <dougkwan@google.com>
2095 * arm.cc (Arm_input_section::original_size): New method.
2096 (Arm_input_section::do_addralign): Add a cast.
2097 (Arm_input_section::do_output_offset): Remove static cast.
2098 (Arm_input_section::original_addralign,
2099 Arm_input_section::original_size_): Change type to uint32_t.
2100 (Arm_input_section::init): Add safe casts for section alignment
2102 (Arm_input_section::set_final_data_size): Do not set address and
2103 offset of stub table.
2104 (Arm_output_section::fix_exidx_coverage): Change use of of
2105 Output_section::Simple_input_section to that of
2106 Output_section::Input_section.
2107 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2108 except for the first pass.
2109 * output.cc (Output_section::get_input_sections): Change type of
2110 input_sections to std::list<Input_section>.
2111 (Output_section::add_script_input_section): Rename from
2112 Output_section::add_simple_input_section. Change type of SIS
2113 parameter from Simple_input_section to Input_section.
2114 * output.h (Output_section::Simple_input_section): Remove class.
2115 (Output_section::Input_section): Change class visibility to public.
2116 (Output_section::Input_section::addralign): Use stored alignments
2117 for special input sections if set.
2118 (Output_section::Input_section::set_addralign): New method.
2119 (Output_section::get_input_sections): Change parameter type from
2120 list of Simple_input_section to list of Input_section.
2121 (Output_section::add_script_input_section): Rename from
2122 Output_section::add_simple_input_section. Change first parameter's
2123 type from Simple_input_section to Input_section and remove the
2124 second and third parameters.
2125 * script-sections.cc (Input_section::Input_section_list): Change
2126 type to list of Output_section::Input_section/
2127 (Input_section_info::Input_section_info): Change parameter type of
2128 INPUT_SECTION to Output_section::Input_section.
2129 (Input_section_info::input_section): Change return type.
2130 (Input_section_info::input_section_): Change type to
2131 Output_section::Input_section.
2132 (Output_section_element_input::set_section_addresses): Adjust code
2133 to use Output_section::Input_section instead of
2134 Output_section::Simple_input_section. Adjust code for renaming
2135 of Output_section::add_simple_input_section.
2136 (Orphan_output_section::set_section_addresses): Ditto.
2138 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2140 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2141 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2143 2010-05-18 Rafael Espindola <espindola@google.com>
2145 * options.cc (General_options::finalize): Handle -nostdlib.
2146 * options.h (nostdlib): New option.
2147 * script.cc (script_add_search_dir): Handle -nostdlib.
2149 2010-05-12 Doug Kwan <dougkwan@google.com>
2151 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2152 attributes section only if there no attributes section after merging.
2153 (Target_arm::merge_object_attributes): Move value of
2154 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2155 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2156 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2157 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2158 and arm_attr_merge_7.stdout.
2159 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2160 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2161 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2162 arm_attr_merge_7b.o): New rules.
2163 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2165 * testsuite/Makefile.in: Regenerate.
2166 * testsuite/arm_attr_merge.sh: New file.
2167 * testsuite/arm_attr_merge_[67][ab].s: Same.
2169 2010-05-05 Nick Clifton <nickc@redhat.com>
2171 * po/es.po: Updated Spanish translation.
2173 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2175 * Makefile.am (install-exec-local): Properly install gold as
2176 default cross linker.
2177 * Makefile.in: Regenerated.
2179 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2180 Nick Clifton <nickc@redhat.com>
2182 * configure.ac (install_as_default): Define and set to false
2183 unless --enable-gold or --enable-gold=both/gold has been
2185 * configure: Regenerate.
2187 * Makefile.am (install-exec-local): Install the executable as
2188 'ld.gold'. If install_as_default is true then also install it as
2190 * Makefile.in: Regenerated.
2192 2010-04-24 Ian Lance Taylor <iant@google.com>
2194 * layout.cc (Layout::layout_reloc): In relocatable link don't
2195 combine reloc sections for grouped sections.
2197 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2199 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2200 sections that are not ordinary to icf.
2201 * icf.cc (get_section_contents): Handle relocation pointing to section
2202 with no object or shndx information.
2203 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2204 * testsuite/Makefile.in: Regenerate.
2205 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2206 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2208 2010-04-22 Ian Lance Taylor <iant@google.com>
2210 * expression.cc (Expression::Expression_eval_info): Add
2211 result_alignment_pointer field.
2212 (Expression::eval_with_dot): Add result_alignment_pointer
2213 parameter. Change all callers.
2214 (Expression::eval_maybe_dot): Likewise.
2215 (class Binary_expression): Add alignment_pointer parameter to
2216 left_value and right_value. Change all callers.
2217 (BINARY_EXPRESSION): Set result alignment.
2218 (class Trinary_expression): Add alignment_pointer parameter to
2219 arg2_value and arg3_value. Change all callers.
2220 (Trinary_cond::value): Set result alignment.
2221 (Max_expression::value, Min_expression::value): Likewise.
2222 (Align_expression::value): Likewise.
2223 * script-sections.cc (class Sections_element): Add dot_alignment
2224 parameter to set_section_addresses virtual function. Update
2226 (class Output_section_element): Likewise.
2227 (Script_sections::create_segments): Add dot_alignment parameter.
2229 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2230 (Script_sections::set_phdrs_clause_addresses): Likewise.
2231 * script-sections.h: Update declarations.
2232 * script.h: Update declarations.
2233 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2235 * testsuite/script_test_3.t: Set large alignment.
2236 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2237 segment has expected alignment.
2239 2010-04-22 Nick Clifton <nickc@redhat.com>
2241 * po/gold.pot: Updated by the Translation project.
2242 * po/vi.po: Updated Vietnamese translation.
2244 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2246 * testsuite/Makefile.am (check_PROGRAMS): Add
2247 icf_virtual_function_folding_test.
2248 * testsuite/Makefile.in: Regenerated.
2250 2010-04-15 Andrew Haley <aph@redhat.com>
2252 * options.h (merge_exidx_entries): New option.
2253 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2254 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2255 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2256 (Target_arm::merge_exidx_entries): New function.
2257 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2258 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2259 to Arm_exidx_fixup constructor.
2260 Add new arg, merge_exidx_entries.
2261 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2262 Arm_output_section::fix_exidx_coverage.
2264 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2266 * icf.cc (get_section_contents): Check for preemptible functions.
2267 Ignore addend when appropriate.
2268 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2270 (add_from_relobj): Check for section folded.
2271 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2272 * symtab.h (should_add_dynsym_entry): Add new parameter.
2273 * target-reloc.h (scan_relocs): Check for section folded.
2274 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2275 Check reloc types for function pointers in shared objects.
2276 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2278 (icf_preemptible_functions_test): New test case.
2279 (icf_string_merge_test): New test case.
2280 * testsuite.Makefile.in: Regenerate.
2281 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2282 bar_glob. Refactor code.
2283 * testsuite/icf_preemptible_functions_test.cc: New file.
2284 * testsuite/icf_preemptible_functions_test.sh: New file.
2285 * testsuite/icf_string_merge_test.cc: New file.
2286 * testsuite/icf_string_merge_test.sh: New file.
2287 * testsuite/icf_virtual_function_folding_test.cc: New file.
2288 * testsuite/icf_virtual_function_folding_test.sh: New file.
2290 2010-04-14 Doug Kwan <dougkwan@google.com>
2292 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2293 for local symbol recounting if we remove a section due to ICF.
2294 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2295 there are no regular objects in input.
2297 2010-04-13 Doug Kwan <dougkwan@google.com>
2299 * arm.cc (Arm_input_section::set_final_data_size): Compute
2300 accurate final data size instead of using current data size.
2302 2010-04-09 Doug Kwan <dougkwan@google.com>
2304 * layout.cc (Layout::choose_output_section): Handle script section
2306 (Layout::make_output_section_for_script): Add section type parameter.
2307 Handle script section types.
2308 * layout.h (Layout::make_output_section_for_script): Add section
2310 * output.cc (Output_section::Output_section): Initialize data member
2312 (Output_section::do_reset_address_and_file_offset): Do not set address
2313 to 0 if section is a NOLOAD section.
2314 * output.h (Output_section::is_noload): New method.
2315 (Output_section::set_is_noload): Ditto.
2316 (Output_section::is_noload_): New data member.
2317 * script-c.h (Script_section_type): New enum type.
2318 (struct Parser_output_section_header): Add new file section_type.
2319 * script-sections.cc (Sections_element::output_section_name): Add
2320 parameter for returning script section type.
2321 (Output_section_definition::output_section_name): Ditto.
2322 (Output_section_definition::section_type)P; New method.
2323 (Output_section_definiton::script_section_type_name): Ditto.
2324 (Output_section_definition::script_section_type_): New data member.
2325 (Output_section_definition::Output_section_definition): Initialize
2326 data member Output_section_definition::script_section_type_.
2327 (Output_section_definition::create_sections): Pass script section type
2328 to Layout::make_output_section_for_script.
2329 (Output_section_definition::output_section_name): Return script
2330 section type to caller.
2331 (Output_section_definition::set_section_address): Do not advance
2332 dot value and load address if section type is NOLOAD. Set address
2333 of NOLOAD sections regardless of section flags.
2334 (Output_section_definition::print): Print section type if it is
2335 not SCRIPT_SECTION_TYPE_NONE.
2336 (Output_section_definition::section_type): New method.
2337 (Output_section_definition::script_section_type_name): Ditto.
2338 (Script_sections::output_section_name): Add new parameter
2339 PSECTION_TYPE for returning script section type. Pass it to
2340 section elements. Handle discard sections.
2341 (Sort_output_sections::operator()): Handle NOLOAD sections.
2342 * script-sections.h (Script_sections::Section_type): New enum type.
2343 (Script_sections::output_section_name): Add a new parameter for
2344 returning script section type.
2345 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2347 * yyscript.y (union): Add new field SECTION_TYPE.
2348 (COPY, DSECT, INFO, NOLOAD): New tokens.
2349 (opt_address_and_section_type): Change type to output_section_header.
2350 (section_type): New non-terminal
2351 (section_header): Handle section type.
2352 (opt_address_and_section_type): Return section type value.
2354 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2356 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2357 * testsuite/plugin_common_test_2.c (foo): Likewise.
2359 2010-04-08 Doug Kwan <dougkwan@google.com>
2361 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2363 * output.cc (Output_section::add_merge_input_section): Simplify
2364 code and return status of Output_merge_base::add_input_section.
2365 Update merge section map only if Output_merge_base::add_input_section
2368 2010-04-07 Doug Kwan <dougkwan@google.com>
2370 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2371 if section is marked as containing instructions but has no mapping
2373 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2374 correct section index.
2375 (Arm_relobj::find_linked_text_section): Ditto.
2377 2010-04-07 Cary Coutant <ccoutant@google.com>
2379 * archive.cc (include_member): Destroy Read_symbols_data object before
2381 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2382 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2383 (Read_symbols_data::~Read_symbols_data) New destructor.
2384 (Section_relocs::Section_relocs) New constructor.
2385 (Section_relocs::~Section_relocs) New destructor.
2386 (Read_relocs_data::Read_relocs_data) New constructor.
2387 (Read_relocs_data::~Read_relocs_data) New destructor.
2388 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2389 pointers to NULL after deleting.
2391 2010-04-07 Doug Kwan <dougkwan@google.com>
2393 * arm.cc: Replace "endianity" with "endianness" in comments.
2394 (Arm_exidx_cantunwind): Ditto.
2395 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2396 (Arm_relobj::merge_flags_and_attributes): New method.
2397 (Arm_relobj::merge_flags_and_attributes_): New data member.
2398 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2399 (Arm_relobj::scan_sections_for_stubs): Ditto.
2400 (Arm_relobj::do_read_symbols): Check to see if we really want to
2401 merge processor-specific flags and attributes. Exit early if
2402 an object is empty except for section names and the undefined symbol.
2403 (Target_arm::do_finalize_sections): Move check for ELF format to
2404 Arm_relobj::do_read_symbols. Merge processor specific flags and
2405 attributes from a regular object only when we have determined that
2406 it is aapropriate. Do not create an .ARM.attributes section in
2407 output if there is no regular input object.
2408 (Target_arm::merge_processor_specific_flags): Check
2409 --warn-mismatch before printing any error.
2410 (Target_arm::merge_object_attributes): Ditto.
2411 * gold.cc (queue_middle_tasks): Handle the case in which there is
2412 no regular object in input.
2413 * options.cc (General_options::parse_EB): New method.
2414 (General_options::parse_EL): Same.
2415 (General_options::General_options): Initialize endianness_.
2416 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2418 (General_options::Endianness): New enum.
2419 (General_options::endianness): New method.
2420 (General_options::endianness_): New data member.
2421 * parameters.cc (Parameters::set_options): Check target endianness.
2422 (Parameters::set_target_once): Ditto.
2423 (Parameters::check_target_endianness): New method.
2424 (parameters_force_valid_target): If either -EL or -EB is specified,
2425 use it to define endianness of default target.
2426 * parameters.h (Parameters::check_target_endianness): New method
2428 * target.h (class Target): Change "endianity" to "endianness"
2431 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2433 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2434 * configure: Regenerate.
2435 * Makefile.in: Regenerate.
2436 * testsuite/Makefile.in: Regenerate.
2438 2010-04-06 Cary Coutant <ccoutant@google.com>
2441 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2442 prevailing definitions of common symbols.
2443 * testsuite/plugin_test_6.sh: New test case.
2444 * testsuite/plugin_common_test_1.c: New test case.
2445 * testsuite/plugin_common_test_2.c: New test case.
2446 * testsuite/Makefile.am (plugin_test_6): New test case.
2447 * testsuite/Makefile.in: Regenerate.
2449 2010-04-06 Nick Clifton <nickc@redhat.com>
2451 * po/vi.po: New Vietnamese translation.
2453 2010-03-30 Doug Kwan <dougkwan@google.com>
2455 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2457 2010-03-25 Doug Kwan <dougkwan@google.com>
2459 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2460 to avoid a conversion warning on a 32-bit host.
2462 2010-03-24 Ian Lance Taylor <iant@google.com>
2464 * testsuite/script_test_3.t: Add a TLS segment.
2465 * testsuite/Makefile.am (check_PROGRAMS): Add
2466 tls_phdrs_script_test.
2467 (tls_phdrs_script_test_SOURCES): Define.
2468 (tls_phdrs_script_test_DEPENDENCIES): Define.
2469 (tls_phdrs_script_test_LDFLAGS): Define.
2470 (tls_phdrs_script_test_LDADD): Define.
2471 * testsuite/Makefile.in: Rebuild.
2473 2010-03-23 Cary Coutant <ccoutant@google.com>
2475 * fileread.cc (find_or_make_view): Fix comment.
2477 2010-03-23 Ian Lance Taylor <iant@google.com>
2479 * script-sections.cc (class Orphan_section_placement): Define
2480 PLACE_TLS and PLACE_TLS_BSS.
2481 (Orphan_section_placement::Orphan_section_placement): Initialize
2483 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2484 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2485 (tls_script_test_SOURCES): Define.
2486 (tls_script_test_DEPENDENCIES): Define.
2487 (tls_script_test_LDFLAGS): Define.
2488 (tls_script_test_LDADD): Define.
2489 * testsuite/Makefile.in: Rebuild.
2491 2010-03-22 Doug Kwan <dougkwan@google.com>
2493 * arm.cc (Arm_relocate_functions::abs8,
2494 Arm_relocate_functions::abs16): Use correct check for overflow
2495 specified in the ARM ELF specs.
2496 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2497 target of a BLX instruction specially.
2498 (Reloc_stub::stub_type_for_reloc): Ditto.
2499 (Relocate::relocate): Use symbolic names instead of numeric relocation
2500 codes to report error.
2501 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2503 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2504 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2505 thumb2_blx_out_of_range.stdout
2506 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2507 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2508 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2509 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2510 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2511 thumb2_blx_in_range, thumb2_blx_in_range.o,
2512 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2513 thumb2_blx_out_of_range.o): New rules.
2514 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2515 thumb2_blx_in_range and thumb2_blx_out_of_range.
2516 * testsuite/Makefile.in: Regenerate.
2517 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2518 * testsuite/thumb_blx_in_range.s: New file.
2519 * testsuite/thumb_blx_out_of_range.s: New file.
2521 2010-03-22 Rafael Espindola <espindola@google.com>
2523 * archive.cc (Should_include): Move to archive.h.
2524 (should_include_member): Make it a member of Archive.
2526 (Add_lib_group_symbols): New.
2527 * archive.h: Include options.h.
2528 (Archive_member): Moved from Archive.
2529 (Should_include): Moved from archive.cc.
2531 (Add_lib_group_symbols): New.
2532 * dynobj.cc (do_should_include_member): New.
2533 * dynobj.h (do_should_include_member): New.
2534 * gold.cc (queue_initial_tasks): Update call to queue.
2535 * main.cc (main): Print lib group stats.
2536 * object.cc (do_should_include_member): New.
2537 * object.h: Include archive.h.
2538 (Object::should_include_member): New.
2539 (Object::do_should_include_member): New.
2540 (Sized_relobj::do_should_include_member): New.
2541 * options.cc (General_options::parse_start_lib): New.
2542 (General_options::parse_end_lib): New.
2543 (Input_arguments::add_file): Handle lib groups.
2544 (Input_arguments::start_group): Check we are not in a lib.
2545 (Input_arguments::start_lib): New.
2546 (Input_arguments::end_lib): New.
2547 * options.h (General_options): Add start_lib and end_lib.
2548 (Input_argument::lib_): New.
2549 (Input_argument::lib): New.
2550 (Input_argument::is_lib): New.
2551 (Input_file_lib): New.
2552 (Input_arguments::in_lib_): New.
2553 (Input_arguments::in_lib): New.
2554 (Input_arguments::start_lib): New.
2555 (Input_arguments::end_lib_): New.
2556 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2557 in unused members as preempted.
2558 (Sized_pluginobj::do_should_include_member): New.
2559 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2560 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2562 (Read_symbols::do_whole_lib_group): New.
2563 (Read_symbols::do_lib_group): New.
2564 (Read_symbols::do_read_symbols): Handle lib groups.
2565 (Read_symbols::get_name): Handle lib groups.
2566 * readsyms.h (Read_symbols): Add an archive member pointer.
2567 (Read_symbols::do_whole_lib_group): New.
2568 (Read_symbols::do_lib_group): New.
2569 (Read_symbols::member_): New.
2570 * script.cc (read_input_script): Update call to queue_soon.
2572 2010-03-19 Doug Kwan <dougkwan@google.com>
2574 * arm.cc (Stub_table::Stub_table): Initialize new data members
2575 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2576 (Stub_table::add_reloc_stub): Assign stub offset and update
2577 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2578 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2580 (Stub_table::update_data_size_and_addralign): Use
2581 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2582 instead of going over all reloc stubs.
2583 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2584 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2585 Stringpool_template::offset_ to size of Stringpool_char.
2586 (Stringpool_template::new_key_offset): Remove code to initialize
2587 Stringpool_template::offset_.
2588 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2589 Stringpool_template::offset_ to zero.
2591 2010-03-15 Doug Kwan <dougkwan@google.com>
2593 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2595 (Stringpool_template::new_key_offset): New method.
2596 (Stringpool_template::add_string): Assign offsets when adding new
2598 (Stringpool_template::set_string_offsets): Do not set string offsets
2599 when not optimizing.
2600 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2602 (Chunked_vector::clear): Clear size_.
2603 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2604 (Chunked_vector::size): Return size_.
2605 (Chunked_vector::push_back): Use size_ to find insert position.
2606 (Chunked_vector::size_): New data member.
2607 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2608 (Stringpool_template::new_key_offset): New method declaration.
2609 (Stringpool_template::offset_): New data member.
2611 2010-03-15 Rafael Espindola <espindola@google.com>
2613 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2614 Add_symbols' constructor.
2615 * readsyms.h (Add_symbols): Remove the input_group member.
2617 2010-03-10 Ian Lance Taylor <iant@google.com>
2619 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2620 target to ask whether a reference to a symbol requires a stack
2622 * target.h (Target::is_call_to_non_split): New function.
2623 (Target::do_is_call_to_non_split): Declare virtual function.
2624 * target.cc: Include "symtab.h".
2625 (Target::do_is_call_to_non_split): New function.
2626 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2628 2010-03-10 Cary Coutant <ccoutant@google.com>
2630 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2631 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2632 (File_read::open[2]): Add whole_file_view_ to list of views.
2633 (File_read::make_view): Remove test of whole_file_view_.
2634 (File_read::find_or_make_view): Create whole_file_view_ if
2636 (File_read::clear_views): Replace bool parameter with enum;
2637 adjust all callers. Don't delete views with permanent data;
2638 do delete cached views and views from archives if
2639 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2640 if clearing the corresponding view.
2641 * fileread.h (File_read::Clear_views_mode): New enum.
2642 (File_read::View::is_permanent_view): New method.
2643 (File_read::clear_views): Replace bool parameter
2644 with enum; adjust all callers.
2645 * options.h (General_options): Change keep_files_mapped option;
2646 add map_whole_files.
2647 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2649 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2652 2010-03-10 David S. Miller <davem@davemloft.net>
2654 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2656 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2658 * icf.cc (get_section_contents): Add '@' marker after processing the
2661 2010-03-08 Doug Kwan <dougkwan@google.com>
2663 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2664 due to a conversion warning.
2665 (Arm_relobj::update_output_local_symbol_count): Check for local
2666 symbol with unset output index.
2668 2010-03-05 Ian Lance Taylor <iant@google.com>
2670 * options.h (class General_options): Add --spare-dynamic-tags.
2671 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2672 --spare-dynamic-tags.
2674 2010-03-05 Ian Lance Taylor <iant@google.com>
2676 * incremental.cc: Include "libiberty.h".
2678 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2680 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2681 function, is_info_ member.
2682 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2683 (Versions::Versions): Update caller.
2684 (Versions::define_base_version): Likewise.
2685 (Versions::add_def): Likewise.
2687 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2689 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2690 (Scan::possible_function_pointer_reloc): New function.
2691 (Scan::local_reloc_may_be_function_pointer): Change to call
2692 possible_function_pointer_reloc.
2693 (Scan::global_reloc_may_be_function_pointer): Ditto.
2694 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2695 relocations in ".data.rel.ro._ZTV" section.
2696 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2697 * testsuite/icf_safe_so_test.cc: Ditto.
2698 * testsuite/icf_safe_test.cc: Ditto.
2699 * testsuite/icf_safe_test.sh: Ditto.
2701 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2702 Ian Lance Taylor <iant@google.com>
2704 * target-reloc.h (relocate_section): Check the symbol table index
2705 for -1U before setting the local symbol index.
2706 (scan_relocatable_relocs): If copying the relocation, record that
2707 the local symbol is required.
2708 * object.h (Symbol_value::is_output_symtab_index_set): New
2710 (Symbol_value::may_be_discarded_from_output_symtab): New
2712 (Symbol_value::has_output_symtab_entry): New function.
2713 (Symbol_value::needs_output_symtab_entry): Remove.
2714 (Symbol_value::output_symtab_index): Make sure the symbol index is
2716 (Symbol_value::set_output_symtab_index): Make sure the symbol
2717 index is not set. Make sure the new index is valid.
2718 (Symbol_value::set_must_have_output_symtab_entry): New function.
2719 (Symbol_value::has_output_dynsym_entry): New function.
2720 (Symbol_value::set_output_dynsym_index): Make sure the new index
2722 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2723 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2724 local symbol if permitted.
2725 (Sized_relobj::do_finalize_local_symbols): Call
2726 is_output_symtab_index_set rather than needs_output_symtab_entry.
2727 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2728 rather than needs_output_symtab_entry. Call
2729 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2730 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2731 is_output_symtab_index_set rather than needs_output_symtab_entry.
2732 * testsuite/discard_locals_relocatable_test.c: New file.
2733 * testsuite/discard_locals_test.sh: Test -r.
2734 * testsuite/Makefile.am (check_DATA): Add
2735 discard_locals_relocatable_test1.syms,
2736 discard_local_relocatable_test2.syms.
2737 (MOSTLYCLEANFILES): Likewise. Also add
2738 discard_locals_relocatable_test1.lout and
2739 discard_locals_relocatable_test2.out.
2740 (discard_locals_relocatable_test1.syms): New target.
2741 (discard_locals_relocatable_test.o): New target.
2742 (discard_locals_relocatable_test1.out): New target.
2743 (discard_locals_relocatable_test2.syms): New target.
2744 (discard_locals_relocatable_test2.out): New target.
2745 (various): Add missing ../ld-new dependencies.
2746 * testsuite/Makefile.in: Rebuild.
2748 2010-03-03 Nick Clifton <nickc@redhat.com>
2750 * po/fi.po: New Finnish translation.
2752 2010-03-01 Doug Kwan <dougkwan@google.com>
2754 * layout.cc (Layout::Layout): Force section types of .init_array*,
2755 .preinit_array* and .fini_array* sections.
2756 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2757 Fix check of return value of std::string::find.().
2758 (Output_section::Input_section_sort_compare::operator()): Remove
2759 comment about .init_array.
2760 (Output_section::Input_section_sort_init_fini_compare::operator()):
2762 (Output_section::sort_attached_input_sections): Handle .init_array
2763 and .fini_array specially.
2764 * output.h (Output_section::Inut_section_sort_compare): Update
2766 (Output_section::Input_section_sort_init_fini_compare): New struct.
2768 2010-02-26 Doug Kwan <dougkwan@google.com>
2770 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2771 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2772 * testsuite/debug_msg.sh: Avoid matching source line number for
2773 use of global variable undef_int.
2775 2010-02-26 Doug Kwan <dougkwan@google.com>
2777 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2778 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2779 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2780 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2781 * options.cc (General_options::General_options): Initialize member
2783 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2784 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2785 and rm_no_fix_v4bx.stdout
2786 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2787 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2788 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2789 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2790 and arm_no_fix_v4bx.
2791 * Makefile.in: Regenerate.
2792 * testsuite/arm_fix_v4bx.s: New file.
2793 * testsuite/arm_fix_v4bx.sh: Ditto.
2795 2010-02-24 Doug Kwan <dougkwan@google.com>
2797 * arm.cc (Target_arm::got_section): Make the .got section the first
2798 non RELRO section in the data segment.
2799 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2800 suffixes of section names.
2802 2010-02-24 Doug Kwan <dougkwan@google.com>
2804 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2805 flags and attributes merging if an input file is a binary file.
2806 * fileread.cc (Input_file::open): Record format of original file.
2807 * fileread.h (Input_file::Format): New enum type.
2808 (Input_file::Input_file): Initialize data member format_.
2809 (Input_file::format): New method definition.
2810 (Input_file::format_):: New data member.
2812 2010-02-24 Doug Kwan <dougkwan@google.com>
2814 * arm.cc (Arm_output_data_got): New class.
2815 (ARM_TCB_SIZE): New constant
2816 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2817 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2818 If user uses a script with a SECTIONS clause, issue only a warning
2819 for a misplaced EXIDX input section. Otherwise, issue an error.
2820 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2822 (Target_arm::got_mode_index_entry): Handle static linking.
2823 (Target_arm::Scan::local): Ditto.
2824 (Target_arm::Scan::global): Ditto.
2825 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2826 all incorrectly implemented relocations.
2827 (Target_arm::fix_exidx_coverage): Pass layout to
2828 Arm_output_section::fix_exidx_coverage.
2829 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2830 from ".ARM.exidx." and ".ARM.extab.".
2832 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2834 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2835 section if it does not already exist.
2836 * attributes.cc (Attributes_section_data::Attributes_section_data):
2837 Don't crash if size is zero.
2839 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2840 Ian Lance Taylor <iant@google.com>
2842 * gold.cc (queue_middle_tasks): If no input files were opened,
2844 * workqueue.h (Task_function::Task_function): Assert that there is
2847 2010-02-22 Doug Kwan <dougkwan@google.com>
2849 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2850 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2851 types to avoid warnings due to different uint64_t implementations
2854 2010-02-21 Doug Kwan <dougkwan@google.com>
2856 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2857 handling of the maximum backward branch offset.
2858 (Arm_relocate_functions::thumb_branch_common): Ditto.
2859 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2860 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2861 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2862 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2863 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2864 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2865 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2866 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2867 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2868 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2869 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2870 thumb2_bl_out_of_range.o): New rules.
2871 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2872 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2873 thumb2_bl_out_of_range
2874 * testsuite/Makefile.in: Regenerate.
2875 * testsuite/arm_bl_in_range.s: New file.
2876 * testsuite/arm_bl_out_of_range.s: Ditto.
2877 * testsuite/arm_branch_in_range.sh: Ditto.
2878 * testsuite/arm_branch_range.t: Ditto.
2879 * testsuite/thumb2_branch_range.t: Ditto.
2880 * testsuite/thumb_bl_in_range.s: Ditto.
2881 * testsuite/thumb_bl_out_of_range.s: Ditto.
2882 * testsuite/thumb_branch_range.t: Ditto.
2884 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2886 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2887 Add reloc offset information.
2888 * icf.cc (get_section_contents): Change iterators to point to the new
2889 vectors. Add reloc offset information to the contents.
2890 * icf.h (Icf::Sections_reachable_info): New typedef.
2891 (Icf::Sections_reachable_list): New typedef.
2892 (Icf::Offset_info): New typedef.
2893 (Icf::Reloc_info): New struct typedef.
2894 (Icf::Reloc_info_list): New typedef.
2895 (Icf::symbol_reloc_list): Delete method.
2896 (Icf::addend_reloc_list): Delete method.
2897 (Icf::section_reloc_list): Delete method.
2898 (Icf::reloc_info_list): New method.
2899 (Icf::reloc_info_list_): New member.
2901 2010-02-19 Doug Kwan <dougkwan@google.com>
2903 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2904 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2905 * arm.cc (Arm_relocation_functions): New forward declaration.
2906 (Target_arm::Target_arm): Initialize new data members
2907 got_mod_index_offset_ and tls_base_symbol_defined_.
2908 (Target_arm::Relocate::relocate_tls): New method.
2909 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2910 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2912 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2913 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2914 (Target_arm::got_mod_index_offset_,
2915 Target_arm::tls_base_symbol_defined_): New data members.
2916 (Target_arm::Scan::local, Target::Scan::global,
2917 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2920 2010-02-18 Doug Kwan <dougkwan@google.com>
2922 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2923 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2924 text section as a parameter becuase some broken tools may not set
2925 the link in section header.
2926 (Target_arm::has_got_section): New method.
2927 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2928 without any mapping symbol as data only. Remove warning.
2929 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2930 link in its section header, try to discover the link by inspecting the
2931 REL31 relocation at the beginning of the section.
2932 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2934 (Target_arm::Scan::global): Treat any reference to the symbol
2935 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2937 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2939 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2940 (Scan::global_reloc_may_be_function_pointer): New function.
2941 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2942 (Scan::global_reloc_may_be_function_pointer): New function.
2943 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2944 (Scan::global_reloc_may_be_function_pointer): New function.
2945 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2946 (Scan::global_reloc_may_be_function_pointer): New function.
2947 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2948 (Scan::global_reloc_may_be_function_pointer): New function.
2949 (Scan::possible_function_pointer_reloc): New function.
2950 (Target_x86_64::can_check_for_function_pointers): New function.
2951 * gc.h (gc_process_relocs): Scan relocation types to determine if
2952 function pointers were taken for targets that support it.
2953 * icf.cc (Icf::find_identical_sections): Include functions for
2954 folding in safe ICF whose pointer is not taken.
2955 * icf.h (Secn_fptr_taken_set): New typedef.
2956 (fptr_section_id_): New member.
2957 (section_has_function_pointers): New function.
2958 (set_section_has_function_pointers): New function.
2959 (check_section_for_function_pointers): New function.
2960 * options.h: Fix comment for safe ICF option.
2961 * target.h (can_check_for_function_pointers): New function.
2962 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2963 Modify icf_safe_test for X86-64.
2964 * testsuite/Makefile.in: Regenerate.
2965 * testsuite/icf_safe_so_test.cc: New file.
2966 * testsuite/icf_safe_so_test.sh: New file.
2967 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2968 (main): Change to take pointer to function kept_func_3.
2969 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2970 folding is done correctly for X86-64.
2972 2010-02-12 David S. Miller <davem@davemloft.net>
2974 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2975 is_symbolless parameter.
2976 (Output_reloc<SHT_REL>::is_symbolless): New.
2977 (Output_reloc<SHT_REL>::is_symbolless_): New.
2978 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2979 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2980 (Output_reloc<SHT_RELA>::is_symbolless): New.
2981 (Output_data_reloc::add_global): Handle is_symbolless.
2982 (Output_data_reloc::add_global_relative): Likewise.
2983 (Output_data_reloc::add_local): Likewise.
2984 (Output_data_reloc::add_local_relative): Likewise.
2985 (Output_data_reloc::add_symbolless_global_addend): New.
2986 (Output_data_reloc::add_symbolless_local_addend): New.
2987 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2989 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2990 instead of ->is_relative_
2991 (Output_reloc::write): Likewise.
2992 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2993 (Output_reloc::write_rel): Simplify.
2995 * sparc.cc (Target_sparc::Scan::local): Use
2996 ->add_symbolless_local_addend as needed.
2997 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2998 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2999 based upon relocation offset.
3001 2010-02-11 Doug Kwan <dougkwan@google.com>
3003 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3004 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3005 beginning of function.
3006 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3007 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3008 parameter is_32bit in calls to should_apply_static_reloc.
3009 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3010 (check_DATA): Add arm_abs_global.stdout.
3011 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3012 arm_abs_global.stdout): New rules.
3013 (MOSTLLYCLEANFILES): Add arm_abs_global
3014 * Makefile.in: Regenerate.
3015 * testsuite/arm_abs_global.s: New file.
3016 * testsuite/arm_abs_global.sh: Ditto.
3017 * testsuite/arm_abs_lib.s: Ditto.
3019 2010-02-11 Ian Lance Taylor <iant@google.com>
3021 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3023 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3024 Allocate_commons_task first.
3025 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3026 task, rather than symtab_lock_.
3027 (Gc_process_relocs::~Gc_process_relocs): New function.
3028 (Gc_process_relocs::is_runnable): Check this_blocker_.
3029 (Gc_process_relocs::locks): Use next_blocker_ rather than
3031 (Scan_relocs::~Scan_relocs): New function.
3032 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3034 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3036 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3037 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3038 constructor accordingly.
3039 (class Gc_process_relocs): Likewise.
3040 (class Scan_relocs): Likewise.
3041 * common.h (class Allocate_commons_task): Remove symtab_lock_
3042 field, and corresponding constructor parameter.
3043 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3045 (Allocate_commons_task::locks): Likewise.
3047 2010-02-11 Ian Lance Taylor <iant@google.com>
3049 * gold-threads.h (class Once): Define.
3050 (class Initialize_lock): Rewrite as child of Once.
3051 * gold-threads.cc (class Once_initialize): Define.
3052 (once_pointer_control): New static variable.
3053 (once_pointer, once_arg): New static variables.
3054 (c_run_once): New static function.
3055 (Once::Once, Once::run_once, Once::internal_run): New functions.
3056 (class Initialize_lock_once): Remove.
3057 (initialize_lock_control): Remove.
3058 (initialize_lock_pointer): Remove.
3059 (initialize_lock_once): Remove.
3060 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3061 (Initialize_lock::initialize): Rewrite.
3062 (Initialize_lock::do_run_once): New function.
3063 * archive.cc (Archive::interpret_header): Only clear name if it is
3065 * fileread.cc: Include "gold-threads.h"
3066 (file_counts_lock): New static variable.
3067 (file_counts_initialize_lock): Likewise.
3068 (File_read::release): Only increment counts when using --stats.
3069 Use a lock around the increment.
3070 * parameters.cc (class Set_parameters_target_once): Define.
3071 (set_parameters_target_once): New static variable.
3072 (Parameters::Parameters): Move here from parameters.h.
3073 (Parameters::set_target): Rewrite.
3074 (Parameters::set_target_once): New function.
3075 (Parameters::clear_target): Move here and rewrite.
3076 * parameters.h (class Parameters): Update declarations. Add
3077 set_parameters_target_once_ field.
3078 (Parameters::Parameters): Move to parameters.cc.
3079 (Parameters::clear_target): Likewise.
3080 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3082 (Start_group::~Start_group): New function.
3083 (Start_group::is_runnable): New function.
3084 (Start_group::locks, Start_group::run): New functions.
3085 (Finish_group::run): Change saw_undefined to size_t.
3086 * readsyms.h (class Start_group): Define.
3087 (class Finish_group): Change saw_undefined_ field to size_t.
3088 (Finish_group::Finish_group): Remove saw_undefined and
3089 this_blocker parameters. Change all callers.
3090 (Finish_group::set_saw_undefined): New function.
3091 (Finish_group::set_blocker): New function.
3092 * symtab.h (class Symbol_table): Change saw_undefined to return
3093 size_t. Change saw_undefined_ field to size_t.
3094 * target-select.cc (Set_target_once::do_run_once): New function.
3095 (Target_selector::Target_selector): Initialize set_target_once_
3096 field. Don't initialize lock_ and initialize_lock_ fields.
3097 (Target_selector::instantiate_target): Rewrite.
3098 (Target_selector::set_target): New function.
3099 * target-select.h (class Set_target_once): Define.
3100 (class Target_selector): Update declarations. Make
3101 Set_target_once a friend. Remove lock_ and initialize_lock_
3102 fields. Add set_target_once_ field.
3104 2010-02-10 Ian Lance Taylor <iant@google.com>
3106 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3108 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3109 (queue_middle_tasks): Add all blockers before queueing any tasks.
3110 (queue_final_tasks): Likewise.
3111 * token.h (Task_token::add_blockers): New function.
3112 * object.h (Input_objects::number_of_relobjs): New function.
3114 2010-02-10 Ian Lance Taylor <iant@google.com>
3116 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3117 shared, not if not position independent.
3118 * x86_64.cc (Relocate::relocate_tls): Likewise.
3119 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3120 (tls_pie_pic_test): New target.
3121 * testsuite/Makefile.in: Rebuild.
3123 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3124 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3125 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3126 * testsuite/Makefile.in: Rebuild.
3128 2010-02-09 David S. Miller <davem@davemloft.net>
3130 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3131 R_SPARC_RELATIVE using ->add_local_relative().
3132 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3134 * output.h (Output_data_dynamic::add_section_size): New method
3135 that takes two Output_data objects.
3136 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3137 entry param. Handle it in initializers.
3138 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3139 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3140 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3142 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3143 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3144 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3145 for dynrel_includes_plt.
3146 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3147 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3148 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3150 (Target_sparc::do_finalize_sections): Update to pass true for
3151 dynrel_includes_plt.
3152 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3153 output before .rela.plt
3154 (Target_powerpc::do_finalize_sections): Update to pass true for
3155 dynrel_includes_plt when 32-bit.
3157 2010-02-08 Doug Kwan <dougkwan@google.com>
3159 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3161 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3162 Arm_relobj::scan_section_for_cortex_a8_stubs,
3163 Arm_relobj::do_relocation_section): Instead of calling
3164 Output_section::output_address, use faster
3165 Arm_relobj::simple_input_section_output_address.
3167 2010-02-08 David S. Miller <davem@davemloft.net>
3169 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3170 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3171 relocation helper function.
3173 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3174 just like R_SPARC_GOT{10,13,22}.
3175 (Target_sparc::Scan::local): Likewise.
3176 (Target_sparc::Relocate:relocate): Likewise.
3178 2010-02-06 Ian Lance Taylor <iant@google.com>
3180 * configure.ac: Rewrite targetobjs duplicate removal code to use
3181 only shell constructs.
3182 * configure: Rebuild.
3184 2010-02-05 Doug Kwan <dougkwan@google.com>
3187 * arm.cc (Arm_relobj::section_is_scannable): New method.
3188 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3189 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3191 2010-02-04 Doug Kwan <dougkwan@google.com>
3194 * arm-reloc-property.cc (cstdio): Include.
3195 * configure.ac (targetobjs): Remove duplicates.
3196 * configure: Regenerate.
3197 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3198 big and little endian version for a given address size.
3200 2010-02-03 Doug Kwan <dougkwan@google.com>
3202 * arm-reloc-property.cc
3203 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3205 * arm-reloc-property.h
3206 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3207 New method definition.
3208 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3210 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3212 (GOT_PREL): Change implemented to Y.
3213 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3214 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3215 (Arm_relocate_functions::movw_abs_nc): Remove method.
3216 (Arm_relocate_functions::movt_abs): Ditto.
3217 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3218 (Arm_relocate_functions::thm_movt_abs): Ditto.
3219 (Arm_relocate_functions::movw_rel_nc): Ditto.
3220 (Arm_relocate_functions::movw_rel): Ditto.
3221 (Arm_relocate_functions::movt_rel): Ditto.
3222 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3223 (Arm_relocate_functions:thm_movw_rel): Ditto.
3224 (Arm_relocate_functions:thm_movt_rel): Ditto.
3225 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3226 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3227 New method definitions.
3228 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3229 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3230 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3231 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3232 (Target_arm::Relocate::relocate): Check for non-static or
3233 unimplemented relocation code and exit early. Change calls to
3234 Target_arm::reloc_uses_thumb_bit and
3235 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3236 instead. Refactor code to handle similar relocations to increase
3237 code sharing. Remove check for unsupported relocation code in switch
3239 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3240 relocation property table to find out size. Change error message to
3241 print out the name of a relocation code instead of the numeric value.
3242 (Target_arm::scan_reloc_for_stub): Use relocation property table
3243 instead of calling Target_arm::reloc_uses_thumb_bit().
3245 2010-02-02 Doug Kwan <dougkwan@google.com>
3247 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3248 types of relaxed input section.
3250 2010-02-02 Doug Kwan <dougkwan@google.com>
3252 * Makefile.am (HFILES): Add arm-reloc-property.h.
3254 (TARGETSOURCES): Add arm-reloc-property.cc
3255 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3256 (libgold_a_SOURCES): $(DEFFILES)
3257 * Makefile.in: Regenerate.
3258 * arm-reloc-property.cc: New file.
3259 * arm-reloc-property.h: New file.
3260 * arm-reloc.def: New file.
3261 * arm.cc: Update comments.
3262 (arm-reloc-property.h): New included header.
3263 (arm_reloc_property_table): New global variable.
3264 (Target_arm::do_select_as_default_target): New method definition.
3265 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3266 arm-reloc-property to targ_extra_obj.
3267 * parameters.cc (set_parameters_target): Call
3268 Target::select_as_default_target().
3269 * target.h (Target::select_as_default_target): New method definition.
3270 (Target::do_select_as_default_target): Same.
3272 2010-02-01 Doug Kwan <dougkwan@google.com>
3274 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3275 first_output_text_section_.
3276 (Arm_exidx_fixup::first_output_text_section): New method definition.
3277 (Arm_exidx_fixup::first_output_text_section_): New data member.
3278 (Arm_exidx_fixup::process_exidx_section): Record the first text
3279 output section seen.
3280 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3281 and entsize in output section header.
3283 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3285 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3286 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3287 (Arm_relocate_functions::thm_alu11): New Method.
3288 (Arm_relocate_functions::thm_pc8): New Method.
3289 (Arm_relocate_functions::thm_pc12): New Method.
3290 (Target_arm::Scan::local): Handle the relocations.
3291 (Target_arm::Scan::global): Likewise.
3292 (Target_arm::Relocate::relocate): Likewise.
3293 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3295 2010-01-29 Doug Kwan <dougkwan@google.com>
3297 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3298 of relocation types as ld.
3300 2010-01-29 Doug Kwan <dougkwan@google.com>
3302 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3304 (Arm_relocate_functions::thumb_branch_common): Ditto.
3305 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3306 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3307 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3308 Arm_relocate_functions::jump24): Remove.
3309 (Target_arm::Relocate::relocate): Adjust code to call
3310 Arm_relocation_functions::arm_branch_common and
3311 Arm_relocation_functions::thumb_branch_common instead of their removed
3312 wrappers. Merge switch-cases together to reduce source code size.
3314 2010-01-29 Doug Kwan <dougkwan@google.com>
3316 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3317 output_local_symbol_count_needs_update_.
3318 (Arm_relobj::output_local_symbol_count_needs_update,
3319 Arm_relobj::set_output_local_symbol_count_needs_update,
3320 Arm_relobj::update_output_local_symbol_count): New methods.
3321 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3323 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3324 of pointed function as in a R_ARM_PREL31 relocation.
3325 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3326 for output local symbol count updating.
3327 (Target_arm::do_relax): Update output local symbol counts in objects
3329 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3331 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3333 * arm.cc: Added support for the ARM relocations:
3334 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3335 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3336 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3338 (Arm_relocate_functions::movw_rel): New method.
3339 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3340 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3342 (Arm_relocate_functions::thm_movw_rel): New method.
3343 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3345 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3347 (Target_arm::Scan::global): Likewise.
3348 (Target_arm::Relocate::relocate): Likewise.
3349 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3352 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3354 * arm.cc: Added support for ARM group relocations.
3355 (Target_arm::reloc_needs_sym_origin): New method.
3356 (Arm_relocate_functions::calc_grp_kn): New method.
3357 (Arm_relocate_functions::calc_grp_residual): New method.
3358 (Arm_relocate_functions::calc_grp_gn): New method.
3359 (Arm_relocate_functions::arm_grp_alu): New Method.
3360 (Arm_relocate_functions::arm_grp_ldr): New Method.
3361 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3362 (Arm_relocate_functions::arm_grp_ldc): New Method.
3363 (Target_arm::Scan::local): Handle the ARM group relocations.
3364 (Target_arm::Scan::global): Likewise.
3365 (Target_arm::Relocate::relocate): Likewise.
3366 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3369 2010-01-26 Doug Kwan <dougkwan@google.com>
3371 * arm.cc (set): Include.
3372 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3374 (Arm_output_section::Text_section_list): New type.
3375 (Arm_output_section::append_text_sections_to_list): New method.
3376 (Arm_output_section::fix_exidx_coverage): Ditto.
3377 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3378 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3379 Relobj::set_section_offset() instead of
3380 Sized_relobj::invalidate_section_offset().
3381 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3382 parameter for section headers. Ignore relocation sections for
3383 unallocated sections and EXIDX sections.
3384 (Target_arm::fix_exidx_coverage): New method.
3385 (Target_arm::output_section_address_less_than): New type.
3386 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3387 linked text section instead of the EXIDX section.
3388 (Arm_output_section::create_stub_group): Add an assertion to check
3389 that this is not an EXIDX output section.
3390 (Arm_output_section::append_text_sections_to_list): New method.
3391 (Arm_output_section::fix_exidx_coverage): Ditto.
3392 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3393 Arm_relobj::section_needs_reloc_stub_scanning.
3394 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3396 (Target_arm::fix_exidx_coverage): New method.
3397 * object.h (Relobj::set_output_section): New method.
3398 (Sized_relobj::invalidate_section_offset): Remove method.
3399 (Sized_relobj::do_invalidate_section_offset): Remove method.
3400 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3402 2010-01-25 Doug Kwan <dougkwan@google.com>
3404 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3405 Fix warning due to signed and unsigned comparison on a 32-bit host.
3407 2010-01-22 Doug Kwan <dougkwan@google.com>
3409 * arm.cc (Target_arm::do_relax): Record an output section for section
3410 offset adjustment it contains any stub table that has changed.
3411 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3412 offsets in an output section if necessary.
3413 * output.cc (Output_section::Output_section): Initialize
3414 section_offsets_need_adjustments_.
3415 (Output_section::add_input_section_for_script): Renamed to
3416 Output_section::add_simple_input_section.
3417 (Output_section::save_states): Add a comment.
3418 (Output_section::discard_states): New method defintion.
3419 (Output_section::adjust_section_offsets): Same.
3420 * output.h (Output_section::add_input_section_for_script): Renamed to
3421 Output_section::add_simple_input_section.
3422 (Output_section::discard_states): New method declaration.
3423 (Output_section::adjust_section_offsets): Same.
3424 (Output_section::section_offsets_need_adjustment,
3425 Output_section::set_section_offsets_need_adjustment): New method
3427 (Output_section::section_offsets_need_adjustment_): New data member.
3428 * script-sections.cc
3429 (Output_section_element_input::set_section_address): Adjust code for
3430 renaming of Output_section::add_input_section_for_script.
3431 (Orphan_output_section::set_section_address): Same.
3433 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3435 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3436 Fix_v4bx enum values .
3437 * gold/options.h (General_options): New option definitions.
3438 (General_options::fix_v4bx): New method.
3439 (General_options::Fix_v4bx): New enum.
3440 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3441 (General_options::parse_fix_v4bx_interworking): New method.
3443 2010-01-22 Doug Kwan <dougkwan@google.com>
3445 * arm.cc (Arm_exidx_fixup): New class.
3447 2010-01-21 Doug Kwan <dougkwan@google.com>
3449 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3451 (Arm_exidx_section_offset_map): New type.
3453 2010-01-21 Doug Kwan <dougkwan@google.com>
3455 * arm.cc (Arm_exidx_input_section): New class.
3456 (Arm_relobj::exidx_input_section_by_link,
3457 Arm_relobj::exidx_input_section_by_shndx,
3458 Arm_relobj::make_exidx_input_section): New methods.
3459 (read_arm_attributes_section): Remove.
3460 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3461 information about them.
3462 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3465 2010-01-20 Doug Kwan <dougkwan@google.com>
3467 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3468 Input_section_specifier to Section_id.
3469 (Target_arm::new_arm_input_section: Adjust code for change of key
3471 (Target_arm::find_arm_input_section): Ditto.
3472 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3473 (Section_id): Remove.
3474 (Garbage_collection::Section_id_hash): Remove.
3475 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3476 (Section_id): Remove.
3477 (Icf::Section_id_hash): Remove.
3478 * object.h (Section_id, Const_section_id, Section_id_hash,
3479 Const_section_id_hash): New type definitions.
3480 * output.cc (Output_section::add_relaxed_input_section): Change to
3481 use Const_section_id instead of Input_section_specifier as key type.
3482 (Output_section::add_merge_input_section): Ditto.
3483 (Output_section::build_relaxation_map): Change to use Section_id
3484 instead of Input_section_specifier as key type.
3485 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3487 (Output_section::convert_input_sections_to_relaxed_sections): Change
3488 to use Const_section_id instead of Input_section_specifier as key type.
3489 (Output_section::find_merge_section): Ditto.
3490 (Output_section::find_relaxed_input_section): Ditto.
3491 * output.h (Input_section_specifier): Remove class.
3492 (Output_section::Output_section_data_by_input_section_map): Change
3493 key type to Const_section_id.
3494 (Output_section::Output_relaxed_input_section_by_input_section_map):
3496 (Output_section::Relaxation_map): Change key type to Section_id.
3498 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3500 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3501 (class Arm_v4bx_stub): New class.
3502 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3503 (Stub_factory::make_arm_v4bx_stub): New method.
3504 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3505 (Stub_table::empty): Handle v4bx stubs.
3506 (Stub_table::add_arm_v4bx_stub): New method.
3507 (Stub_table::find_arm_v4bx_stub): New method.
3508 (Arm_relocate_functions::v4bx): New method.
3509 (Target_arm::fix_v4bx): New method.
3510 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3511 (Stub_table::relocate_stubs): Likewise.
3512 (Stub_table::do_write): Likewise.
3513 (Stub_table::update_data_size_and_addralign): Likewise.
3514 (Stub_table::finalize_stubs): Likewise.
3515 (Target_arm::Scan::local): Likewise.
3516 (Target_arm::Scan::global): Likewise.
3517 (Target_arm::do_finalize_sections): Likewise.
3518 (Target_arm::Relocate::relocate): Likewise.
3519 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3521 (Target_arm::scan_reloc_for_stub): Likewise.
3522 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3524 2010-01-19 Ian Lance Taylor <iant@google.com>
3526 * output.cc (Output_section_headers::do_sized_write): Write large
3527 segment count to sh_info field.
3528 (Output_file_header::do_sized_write): For large segment count,
3529 write PN_XNUM to e_phnum field.
3531 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3533 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3534 (Arm_relocate_functions::thm_jump8): New function.
3535 (Arm_relocate_functions::thm_jump11): New function.
3536 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3538 (Target_arm::Scan::global): Likewise.
3539 (Target_arm::Relocate::relocate): Likewise.
3540 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3543 2010-01-14 Doug Kwan <dougkwan@google.com>
3545 * arm.cc (map, utility): Include headers.
3546 (Target_arm::apply_cortex_a8_workaround): New method.
3547 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3548 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3549 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3550 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3551 the --[no-]fix-cortex-a8 command line options.
3552 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3553 (Target_arm::relocate_stub): Use addend in instruction template.
3554 * options.h (DEFINE_bool): Set the user-set flag.
3555 (General_options): Add --[no-]-fix-cortex options.
3556 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3557 : Update fast look-up map after conversion.
3559 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3561 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3562 in the first pass of do_layout.
3564 2010-01-13 Doug Kwan <dougkwan@google.com>
3566 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3567 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3568 apparent compiler problem of not folding static constant integral
3569 data members of elfcpp::Elf_sizes<32>.
3571 2010-01-13 Doug Kwan <dougkwan@google.com>
3573 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3574 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3575 Arm_relobj::scan_section_for_cortex_a8_erratum,
3576 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3577 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3578 sections to scan for relocation stubs into a new method
3579 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3580 relocation and Cortex-A8 stub scanning.
3581 (Target_arm::do_relax): Force stubs to be after stubbed sections
3582 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3583 the beginning of a new relaxation pass. Update a comment.
3584 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3586 2010-01-12 Ian Lance Taylor <iant@google.com>
3588 * target-reloc.h (visibility_error): New inline function.
3589 (relocate_section): Call visibility_error.
3590 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3591 (MOSTLYCLEANFILES): Likewise.
3592 (protected_4_pic.o, protected_3.err): New targets.
3593 * testsuite/protected_4.cc: New file.
3595 2010-01-12 Doug Kwan <dougkwan@google.com>
3597 * arm.cc (Cortex_a8_reloc): New class.
3598 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3599 and cortex_a8_relocs_info_.
3600 (Target_arm::fix_cortex_a8): New method definition.
3601 (Target_arm::Cortex_a8_relocs_info): New type.
3602 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3603 New data member declarations.
3604 (Target_arm::scan_reloc_for_stub): Record information about
3605 relocations for THUMB branches that might be exempted from the
3606 Cortex-A8 workaround.
3607 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3608 at the beginning of a relaxation pass.
3610 2010-01-12 Doug Kwan <dougkwan@google.com>
3612 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3613 (Arm_relobj::Mapping_symbol_position,
3614 Arm_reloj::Mapping_symbol_position_less,
3615 Arm_relobj::Mapping_symbols_info): New types.
3616 (Target_arm::is_mapping_symbol_name): New method definition.
3617 (Arm_relobj::do_count_local_symbols): Save information about mapping
3620 2010-01-11 Doug Kwan <dougkwan@google.com>
3622 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3623 Arm_relocate_functions::thumb32_branch_upper,
3624 Arm_relocate_functions::thumb32_branch_lower,
3625 Arm_relocate_functions::thumb32_cond_branch_offset,
3626 Arm_relocate_functions::thumb32_cond_branch_upper,
3627 Arm_relocate_functions::thumb32_cond_branch_lower,
3628 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3629 branch offset encoding.
3630 (Arm_relocate_functions::thumb_branch_common): Use new branch
3631 offset encoding methods to avoid code duplication.
3632 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3633 (Stub_addend_reader::operator()): Use new branch encoding method
3634 to avoid code duplication.
3636 2010-01-11 Doug Kwan <dougkwan@google.com>
3638 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3639 (Target_arm::do_finalize_sections): Define special EXIDX section
3640 symbols only if referenced.
3641 * gc.h (Garbage_collection::add_reference): New method.
3642 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3645 2010-01-11 Ian Lance Taylor <iant@google.com>
3647 * script.cc (Version_script_info::build_expression_list_lookup):
3648 Change complaing about duplicate wildcard match from error to
3651 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3653 (Version_script_info::Version_script_info): Initialize globs_,
3654 default_version_, default_is_global_, and exact_. Don't
3655 initialize globals_ or locals_.
3656 (Version_script_info::build_lookup_tables): Build local symbols
3658 (Version_script_info::unquote): New function.
3659 (Version_script_info::add_exact_match): New function.
3660 (Version_script_info::build_expression_list_lookup): Remove lookup
3661 parameter. Add is_global parameter. Change all callers. Handle
3662 wildcard pattern specially. Unquote pattern. Call
3664 (Version_script_info::get_name_to_match): New function.
3665 (Version_script_info::get_symbol_version): New function.
3666 (Version_script_info::get_symbol_version_helper): Remove.
3667 (Version_script_info::check_unmatched_names): Call unquote.
3668 * script.h (class Version_script_info): Change get_symbol_version
3669 to be non-inline and add is_global parameter; change all callers.
3670 Rewrite symbol_is_local. Update declarations. Define struct
3671 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3672 Remove globals_ and locals_ members. Add exact_, globs_,
3673 default_version_, is_global_.
3674 (Version_script_info::Glob): Remove pattern, add expression and
3675 is_global. Update constructor. Change all callers.
3676 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3678 (Versions::symbol_section_contents): If a symbol is undefined, or
3679 defined in a dynamic object, set the version index to
3681 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3683 (Symbol_table::add_from_pluginobj): Likewise.
3684 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3686 2010-01-11 Doug Kwan <dougkwan@google.com>
3688 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3689 (incremental_dump_LDADD): Add linking option for libintl.
3690 * Makefile.in: Regenerate.
3692 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3695 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3697 * testsuite/Makefile.in: Regenerated.
3699 2010-01-10 Doug Kwan <dougkwan@google.com>
3701 * options.h (DEFINE_var): Use parentheses around argument varname__
3702 in macro body to avoid any unintended subsequent substitutions.
3704 2010-01-10 Ian Lance Taylor <iant@google.com>
3706 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3707 candidates before doing symbol resolution.
3709 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3710 ODR candidates if only one is weak.
3712 2010-01-08 Ian Lance Taylor <iant@google.com>
3714 * script.cc (Version_script_info::build_expression_list_lookup):
3715 Don't warn about ambiguous version, just record the ambiguity.
3716 (Version_script_info::get_symbol_version_helper): Give error if
3717 version is ambiguous.
3719 2010-01-08 Doug Kwan <dougkwan@google.com>
3721 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3722 prev_data_size_ and prev_addralign_. Remove initializer for
3723 deleted data member has_been_changed_.
3724 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3725 to determine if the table is empty.
3726 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3728 (Stub_table::add_reloc_stub): Define method in class definition
3729 instead of just declaring it there.
3730 (Stub_table::add_cortex_a8_stub): New method definition.
3731 (Stub_table::update_data_size_and_addralign): Ditto.
3732 (Stub_table::finalize_stubs): Ditto.
3733 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3734 (Stub_table::do_addralign_): Return address alignment in the
3735 (Stub_table::do_reset_address_and_file_offset): Define method in
3736 class definition instead of declaring it there. Set current data
3737 size to be the data size of the previous pass.
3738 (Stub_table::set_final_data_size): Use current data size as the
3740 (Stub_table::relocate_stub): Change parameter type of stub from
3741 Reloc_stub pointer to Stub pointer.
3742 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3743 (Stub_table::Cortex_a8_stub_list): New typedef.
3744 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3745 Stub_table::prev_addralign_): New data member.
3746 (Arm_relobj::Arm_relobj): Initialize data member
3747 section_has_cortex_a8_workaround_.
3748 (Arm_relobj::section_has_cortex_a8_workaround,
3749 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3751 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3753 (Target_arm::relocate_stub): Change parameter type of stub from
3754 Reloc_stub pointer to Stub pointer.
3755 (Insn_template::size, Insn_template::alignment): Handle
3756 THUMB16_SPECIAL_TYPE.
3757 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3758 Stub_table::update_data_size_and_addralign,
3759 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3761 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3762 (Stub_table::do_write): Ditto.
3763 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3765 2010-01-08 Ian Lance Taylor <iant@google.com>
3768 * symtab.h (class Symbol): Remove fields is_target_special_ and
3769 has_plt_offset_. Add field is_defined_in_discarded_section_.
3770 (Symbol::is_defined_in_discarded_section): New function.
3771 (Symbol::set_is_defined_in_discarded_section): New function.
3772 (Symbol::has_plt_offset): Rewrite.
3773 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3774 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3775 Don't initialize is_target_special_ or has_plt_offset_.
3776 Initialize is_defined_in_discarded_section_.
3777 (Symbol_table::add_from_relobj): If appropriate, set
3778 is_defined_in_discarded_section.
3779 * resolve.cc (Symbol::override_base_with_special): Don't test
3780 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3781 * target-reloc.h (relocate_section): Do special handling for
3782 symbols defined in discarded sections for global symbols as well
3785 2010-01-08 Ian Lance Taylor <iant@google.com>
3787 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3788 the SHT_SYMTAB case.
3790 2010-01-08 Ian Lance Taylor <iant@google.com>
3792 * object.cc (Sized_relobj::do_layout): Don't get confused if
3793 layout_eh_frame returns NULL.
3795 2010-01-08 Ian Lance Taylor <iant@google.com>
3798 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3799 dynamic symbol table, use the normal symbol table.
3800 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3803 2010-01-08 Ian Lance Taylor <iant@google.com>
3806 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3809 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3811 * version.cc (print_version): Change to "Copyright 2010".
3813 2010-01-08 Ian Lance Taylor <iant@google.com>
3817 * i386.cc (class Target_i386): Change return type of plt_section
3819 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3820 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3821 tls_desc_rel_ field.
3822 (Output_data_plt_i386::rel_tls_desc): New function.
3823 (Target_i386::rel_tls_desc_section): New function.
3824 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3825 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3826 R_386_TLS_DESC reloc in rel_tls_desc_section.
3827 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3828 Define struct Tlsdesc_info.
3829 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3830 (Target_x86_64::do_reloc_symbol_index): New function.
3831 (Target_x86_64::add_tlsdesc_info): New function.
3832 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3833 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3835 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3837 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3838 (Target_x86_64::rela_tlsdesc_section): New function.
3839 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3841 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3842 (Target_x86_64::do_reloc_addend): New function.
3843 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3844 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3845 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3846 (Output_reloc::type): New function.
3847 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3848 (Output_reloc::is_target_specific): New function.
3849 (Output_reloc::target_arg): New function.
3850 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3851 absolute relocs and target specific relocs.
3852 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3853 add_target_specific.
3854 (class Output_data_reloc) [SHT_RELA]: Likewise.
3855 * output.cc (Output_reloc::Output_reloc): Add four new versions
3856 for absolute relocs and target specific relocs.
3857 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3858 (Output_reloc::get_symbol_index): Likewise.
3859 (Output_reloc::local_section_offset): Check that local_sym_index_
3860 is not TARGET_CODE or 0.
3861 (Output_reloc::symbol_value): Likewise.
3862 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3864 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3865 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3867 * layout.cc (add_target_dynamic_tags): Use output section for
3868 DT_PLTRELSZ and DT_JMPREL.
3870 2010-01-07 Ian Lance Taylor <iant@google.com>
3873 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3875 (class Output_data_reloc_generic): Define.
3876 (class Output_data_reloc_base): Change base class to
3877 Output_data_reloc_generic. Change add() method to call
3878 bump_relative_reloc_count for a relative reloc. Remove
3880 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3882 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3883 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3885 * layout.h (class Layout): Update declaration.
3887 2010-01-07 Ian Lance Taylor <iant@google.com>
3889 * output.h (class Output_data): Add const version of
3890 output_section and do_output_section.
3891 (class Output_section_data): Add const version of
3893 (class Output_section): Likewise.
3894 * layout.cc (Layout::add_target_dynamic_tags): New function.
3895 * layout.h (class Layout): Update declarations.
3896 * arm.cc (Target_arm::do_finalize_sections): Use
3897 add_target_dynamic_tags.
3898 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3899 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3900 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3901 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3903 2010-01-07 Ian Lance Taylor <iant@google.com>
3906 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3909 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3910 Ian Lance Taylor <iant@google.com>
3913 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3914 Xindex::read_symtab_xindex.
3916 2010-01-07 Doug Kwan <dougkwan@google.com>
3918 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3919 (Insn_template::thumb16_bcond_insn): New method declaration.
3920 (Insn_template): Fix spelling.
3921 (Stub::thumb16_special): New method declaration.
3922 (Stub::do_write): Define virtual method which was previously pure
3924 (Stub::do_thumb16_special): New method declaration.
3925 (Stub::do_fixed_endian_write): New template member.
3926 (Reloc_stub::do_write): Remove.
3927 (Reloc_stub::do_fixed_endian_write): Remove.
3928 (Cortex_a8_stub): New class definition.
3929 (Stub_factory::make_cortex_a8_stub): New method definition.
3930 (Stub_factory::Stub_factory): Add missing static storage class
3931 qualifier for elf32_arm_stub_a8_veneer_blx.
3933 2010-01-07 Ian Lance Taylor <iant@google.com>
3936 * options.h (class General_options): Add --warn-unresolved-symbols
3937 and --error-unresolved-symbols.
3938 * errors.cc (Errors::undefined_symbol): Implement
3939 --warn-unresolved-symbols.
3941 * options.h (class General_options): Add -z text and -z textoff.
3942 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3944 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3946 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3947 (Garbage_collection::cident_sections): New function.
3948 (Garbage_collection::add_cident_section): New function.
3949 (Garbage_collection::cident_sections_): New member.
3950 (gc_process_relocs): Add references to sections whose names are C
3952 * gold.h (cident_section_start_prefix): New constant.
3953 (cident_section_stop_prefix): New constant.
3954 (is_cident): New function.
3955 * layout.cc (Layout::define_section_symbols): Replace string constants
3956 with the newly defined constants.
3957 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3959 * testsuite/Makefile.am: Add gc_orphan_section_test.
3960 * testsuite/Makefile.in: Regenerate.
3961 * testsuite/gc_orphan_section_test.cc: New file.
3962 * testsuite/gc_orphan_section_test.sh: New file.
3964 2010-01-06 Ian Lance Taylor <iant@google.com>
3967 * options.h (class General_options): Add --warn-shared-textrel.
3968 * layout.cc (Layout::finish_dynamic_section): Implement
3969 --warn-shared-textrel.
3972 * options.h (class General_options): Add --warn-multiple-gp.
3974 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3976 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3977 $(THREADSLIB) and $(LIBDL).
3978 * Makefile.in: Rebuild.
3980 2010-01-06 Ian Lance Taylor <iant@google.com>
3983 * options.cc (General_options::parse_section_start): New function.
3984 (General_options::section_start): New function.
3985 (General_options::General_options): Initialize all members.
3986 * options.h: Include <map>
3987 (class General_options): Add --section-start. Add section_starts_
3989 * layout.cc (Layout::attach_allocated_section_to_segment): If
3990 --section-start was used, set the address of the segment. Remove
3991 local sort_sections.
3992 (Layout::relaxation_loop_body): If the address of the load segment
3993 has been set by --section-start, don't use it.
3994 * output.h (Output_segment::update_flags_for_output_section): New
3996 * output.cc (Output_segment::add_output_section): Call
3997 update_flags_for_output_section.
3999 2010-01-05 Ian Lance Taylor <iant@google.com>
4002 * options.h (class General_options): Add --undefined-version.
4003 * script.cc (struct Version_expression): Add was_matched_by_symbol
4005 (Version_script_info::matched_symbol): New function.
4006 (Version_script_info::get_symbol_version_helper): Call
4008 (Version_script_info::check_unmatched_names): New function.
4009 * script.h (class Version_script_info): Update declarations.
4010 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4012 * options.h (class General_options): Use DEFINE_bool_alias for
4013 allow_multiple_definition.
4014 * resolve.cc (Symbol_table::should_override): Don't test
4015 allow_multiple_definition.
4018 * options.h (class General_options): Add --cref.
4019 * main.cc (main): Print cref table if --cref. Don't close mapfile
4020 until after printing cref table.
4021 * cref.cc: Include "symtab.h".
4022 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4023 (Cref_table_compare::operator()): New function.
4024 (Cref_inputs::gather_cref): New function.
4025 (filecol): New static const.
4026 (Cref_inputs::print_cref): New function.
4027 (Cref::print_cref): New function.
4028 * cref.h: Include <cstdio>.
4029 (class Cref): Update declarations.
4030 * mapfile.h (Mapfile::file): New function.
4031 * object.h (class Object): Define Symbols. Declare virtual
4032 do_get_global_symbols.
4033 (Object::get_global_symbols): New function.
4034 * object.cc (Input_objects::add_object): Pass object to cref_ if
4036 (Input_objects::archive_start): Likewise.
4037 (Input_objects::archive_stop): Likewise.
4038 (Input_objects::print_cref): New function.
4039 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4040 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4042 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4044 * plugin.h (class Sized_pluginobj): Update declarations.
4046 2010-01-05 Ian Lance Taylor <iant@google.com>
4048 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4049 to is_default_version. Rename insdef to insdefault.
4050 (Symbol_table::add_from_relobj): Rename def to is_default_version
4051 and local to is_forced_local.
4052 (Symbol_table::add_from_pluginobj): Likewise.
4053 (Symbol_table::add_from_dynobj): Likewise.
4054 (Symbol_table::define_special_symbol): Rename insdef to
4057 2010-01-04 Ian Lance Taylor <iant@google.com>
4060 * options.h (class General_options): Add
4061 --allow-multiple-definition and -z muldefs.
4062 * resolve.cc (Symbol_table::should_override): Don't warn about a
4063 multiple symbol definition if --allow-multiple-definition or -z
4067 * options.h (class General_options): Add --add-needed and
4068 --copy-dt-needed-entries. Tweak --as-needed help entry.
4069 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4070 error if --copy-dt-needed-entries aka --add-needed is used and
4071 would cause a change in behaviour.
4074 * options.h (class General_options): Add -G as a short version of
4075 --shared. Add no-op options -assert, -g, and -i.
4077 2010-01-04 Sriraman Tallam <tmsriram@google.com>
4079 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4080 check for .text or .gnu.linkonce.t sections.
4081 * icf.cc (Icf::find_identical_sections): Ditto.
4082 Change the detection for mangled function name within the section
4084 * icf.h (is_section_foldable_candidate): New function.
4086 2009-12-30 Ian Lance Taylor <iant@google.com>
4089 * options.h (class General_options): Permit two dashes with
4090 --retain-symbols-file.
4092 2009-12-30 Ian Lance Taylor <iant@google.com>
4095 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4096 don't put the file header and segment headers in the text
4100 * common.cc (Sort_commons::operator()): Stabilize sort when both
4102 (Symbol_table::do_allocate_commons_list): When allocating common
4103 symbols, skip a symbol which is no longer common.
4104 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4105 an object before checking its type.
4106 * testsuite/common_test_2.c: New file.
4107 * testsuite/common_test_3.c: New file.
4108 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4109 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4110 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4111 (common_test_2_pic.o, common_test_2.so): New targets.
4112 (common_test_3_pic.o, common_test_3.so): New targets.
4113 * testsuite/Makefile.in: Rebuild.
4116 * script.cc (read_input_script): If we see a new SECTIONS clause,
4117 and we have added an input section, give an error.
4118 * layout.h (class Layout): Add have_added_input_section function.
4119 Add have_added_input_section_ field.
4120 * layout.cc (Layout::Layout): Initialize
4121 have_added_input_section_.
4122 (Layout::layout): Set have_added_input_section_.
4123 (Layout::layout_eh_frame): Likewise.
4125 2009-12-30 Ian Lance Taylor <iant@google.com>
4128 * options.h (class General_options): Add --sort-common option.
4129 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4130 * common.cc (Sort_common): Add sort_order parameter to
4131 constructor. Add sort_order_ field.
4132 (Sort_commons::operator): Check sort_order_.
4133 (Symbol_table::allocate_commons): Determine the sort order.
4134 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4136 (Symbol_table::do_allocate_commons_list): Likewise.
4138 2009-12-30 Ian Lance Taylor <iant@google.com>
4141 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4142 symbols from this object, don't change the visibility of an
4144 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4146 2009-12-30 Ian Lance Taylor <iant@google.com>
4149 * script.h (class Version_script_info): Define Language enum.
4150 Update declarations. Define Glob, Exact, and Lookup types. Add
4151 new fields globals_, locals_, and is_finalized_.
4152 * script.cc: Various formatting fixes.
4153 (class Parser_closure): Change language_stack_ from a vector of
4154 std::string to one of Version_script_info::Language. Adjust all
4156 (class Lazy_demangler): Remove.
4157 (struct Version_expression): Change language from std::string to
4158 Version_script_info::Language.
4159 (Version_script_info::Version_script_info): New function.
4160 (Version_script_info::~Version_script_info): Don't call clear.
4161 (Version_script_info::finalize): New function.
4162 (Version_script_info::build_lookup_tables): New function.
4163 (Version_script_info::build_expression_list_lookup): New
4165 (Version_script_info::get_symbol_version_helper): Rewrite to use
4167 (Version_script_info::print_expression_list): Adjust to use
4168 Version_script_info::Language.
4169 (script_push_lex_into_version_mode): Check that the version script
4170 has not been finalized.
4171 (version_script_push_lang): Change language string to
4172 Version_script_info::Language.
4173 * options.cc (Command_line::version_script): New function.
4174 * options.h (class General_options): Add finalize_dynamic_list
4175 function. Change version_script from declaration to definition.
4176 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4177 * testsuite/version_script.map: Remove duplicate def of foo.
4178 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4180 * testsuite/Makefile.in: Rebuild.
4182 2009-12-30 Ian Lance Taylor <iant@google.com>
4185 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4186 if the input symbol index is 0, make the output symbol index 0.
4188 2009-12-30 Ian Lance Taylor <iant@google.com>
4191 * options.h (class General_options): Add -x/--discard-all.
4192 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4193 --discard-all. If the local symbol needs a dynamic entry, check
4194 that before handling --discard-locals.
4196 2009-12-30 Ian Lance Taylor <iant@google.com>
4199 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4201 (Output_segment::add_output_section): Don't change the flags if
4205 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4206 GNU hash table if they need a dynamic value. Otherwise, don't add
4207 them if they are defined in a dynamic object or are forced local.
4209 2009-12-29 Ian Lance Taylor <iant@google.com>
4212 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4213 .gnu.hash table for a 32-bit target.
4216 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4217 regular and a dynamic object only needs a dynamic symbol table
4218 entry if it is externally visible.
4221 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4222 constructor. Add global_offset_table_ field.
4223 (Target_i386::got_section): Set global_offset_table_.
4224 (Target_i386::do_finalize_sections): Set global_offset_table_
4226 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4227 in constructor. Add global_offset_table_ field.
4228 (Target_x86_64::got_section): Set global_offset_table_.
4229 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4232 * layout.cc (Layout::Layout): Initialize increase_relro_.
4233 (Layout::get_output_section): Add is_relro, is_last_relro, and
4234 is_first_non_relro parameters. Change all callers.
4235 (Layout::choose_output_section): Likewise.
4236 (Layout::add_output_section_data): Likewise.
4237 (Layout::make_output_section): Likewise.
4238 (Layout::set_segment_offsets): Clear increase_relro when using a
4240 * layout.h (class Layout): Add increase_relro method. Add
4241 increase_relro_ field. Update declarations.
4242 * output.cc (Output_section::Output_section): Initialize
4243 is_last_relro_ and is_first_non_relro_.
4244 (Output_segment::add_output_section): Group relro sections is
4245 do_sort is true. Handle is_last_relro and is_first_non_relro.
4246 (Output_segment::maximum_alignment): Remove relro handling.
4247 (Output_segment::set_section_addresses): Add increase_relro
4248 parameter. Change all callers. Add initial alignment to align
4249 relro sections on separate page. Remove old relro handling.
4250 (Output_segment::set_section_list_addresses): Remove in_relro
4251 parameter. Change all callers.
4252 (Output_segment::set_offset): Add increase parameter. Change all
4253 callers. Remove old relro handling.
4254 * output.h (class Output_section): Add new methods: is_last_relro,
4255 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4256 Add is_last_relro_ and is_first_non_relro_ fields.
4257 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4258 Create separate .got.plt section. Call increase_relro.
4259 * x86_64.cc (Target_x86_64::got_section): Likewise.
4260 * testsuite/relro_script_test.t: Add .got.plt.
4263 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4264 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4265 (Layout::finalize): Call set_dynamic_symbol_size.
4266 (Layout::set_dynamic_symbol_size): New function.
4267 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4268 set_dynamic_symbol_size.
4271 * output.h (class Output_section): Add is_entsize_zero_ field.
4272 * output.cc (Output_section::Output_section): Initialize
4274 (Output_section::set_entsize): If two different entsizes are
4275 requested, force it to zero.
4276 (Output_section::add_input_section): Set flags for .debug_str
4277 before updating section flags. Set entsize.
4278 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4279 and SHF_STRING if all input sections have those flags.
4281 2009-12-29 Rafael Espindola <espindola@google.com>
4283 * main.cc (main): Fix the sys time reporting.
4284 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4287 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4289 * options.cc (General_options::parse_version): Allow -v to exit
4290 without an error if there is nothing to link.
4292 2009-12-29 Ian Lance Taylor <iant@google.com>
4294 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4295 using a version of gcc before 4.1.
4296 * configure: Rebuild.
4298 2009-12-28 Chris Demetriou <cgd@google.com>
4300 * attributes.cc (Output_attributes_section_data::do_write): Use
4301 std::vector::front rather than std::vector::data.
4303 2009-12-28 Ian Lance Taylor <iant@google.com>
4305 * symtab.h (class Symbol_table): Add enum Defined.
4306 * resolve.cc (Symbol_table::should_override): Add defined
4307 parameter. Change all callers. Test whether object is NULL
4308 before calling a method on it.
4309 (Symbol_table::report_resolve_problem): Add defined parameter.
4311 (Symbol_table::should_override_with_special): Likewise.
4312 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4313 parameter. Change all callers.
4314 (Symbol_table::do_define_in_output_data): Likewise.
4315 (Symbol_table::define_in_output_segment): Likewise.
4316 (Symbol_table::do_define_in_output_segment): Likewise.
4317 (Symbol_table::define_as_constant): Likewise.
4318 (Symbol_table::do_define_as_constant): Likewise.
4319 * script.h (class Symbol_assignment): Add is_defsym parameter to
4320 constructor; change all callers.
4321 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4322 parameter. Change all callers. Add is_defsym_ field.
4323 (class Parser_closure): Add parsing_defsym parameter to
4324 constructor; change all callers. Add parsing_defsym accessor
4325 function. Add parsing_defsym_ field.
4327 2009-12-28 Ian Lance Taylor <iant@google.com>
4329 * gold.cc (queue_middle_tasks): Fix formatting.
4330 * object.cc (Relobj::is_section_name_included): Likewise.
4332 2009-12-23 Ian Lance Taylor <iant@google.com>
4334 * i386.cc (Target_i386::do_calls_non_split): Recognize
4335 -fsplit-stack prologue for a function with a static chain.
4336 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4337 -fsplit-stack prologue when using %r11.
4339 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4341 * options.cc (General_options::parse_version): Make -v continue and do
4342 the link like GNU ld does.
4344 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4346 * Makefile.am (CCFILES): Add timer.cc.
4347 (HFILES): Add timer.h.
4348 * configure.ac: Check for sysconf and times.
4349 * main.cc: include timer.h.
4350 (main): Use Timer instead of get_run_time.
4353 * workqueue.cc: include timer.h.
4354 (Workqueue::find_and_run_task):
4355 Report user, sys and wall time.
4356 * Makefile.in: Regenerate.
4357 * config.in: Regenerate.
4358 * configure: Regenerate.
4360 2009-12-16 Doug Kwan <dougkwan@google.com>
4362 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4364 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4365 relaxed input sections.
4366 * output.cc (Output_section::find_relaxed_input_section): Change
4367 return type to Output_relaxed_input_section pointer. Adjust code
4368 for new type of relaxed_input_section_map_.
4369 * output.h (Output_section::find_relaxed_input_section): Change
4370 return type to Output_relaxed_input_section pointer.
4371 (Output_section::Output_relaxed_input_section_by_input_section_map):
4373 (Output_section::relaxed_input_section_map_): Change type to
4374 Output_section::Output_relaxed_input_section_by_input_section_map.
4375 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4378 2009-12-15 Ian Lance Taylor <iant@google.com>
4380 * layout.cc (Layout::create_shstrtab): Only write out after input
4381 sections if we are compressing debug sections.
4383 2009-12-15 Ian Lance Taylor <iant@google.com>
4385 * archive.cc (Archive::add_symbols): Only look up a symbol without
4386 a version if there is, in fact, a version.
4388 2009-12-14 Ian Lance Taylor <iant@google.com>
4390 Revert -Wshadow changes, all changes from:
4391 2009-12-11 Doug Kwan <dougkwan@google.com>
4392 2009-12-11 Nick Clifton <nickc@redhat.com>
4393 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4395 2009-12-11 Doug Kwan <dougkwan@google.com>
4397 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4399 * attributes.cc (Object_attribute::size): Ditto.
4400 (Attributes_section_data::size): Ditto.
4401 (Attributes_section_data::Attributes_section_data): Ditto.
4402 (Output_attributes_section_data::do_write): Ditto.
4403 * attributes.h (Object_attribute::set_type): Ditto.
4404 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4406 2009-12-11 Nick Clifton <nickc@redhat.com>
4408 * archive.cc: Fix shadowed variable warnings.
4410 * compressed_output.cc: Likewise.
4411 * compressed_output.h: Likewise.
4412 * configure: Likewise.
4413 * dwarf_reader.cc: Likewise.
4414 * dynobj.cc: Likewise.
4415 * dynobj.h: Likewise.
4416 * ehframe.cc: Likewise.
4417 * ehframe.h: Likewise.
4418 * errors.cc: Likewise.
4419 * expression.cc: Likewise.
4420 * fileread.cc: Likewise.
4421 * fileread.h: Likewise.
4422 * freebsd.h: Likewise.
4423 * i386.cc: Likewise.
4425 * incremental.h: Likewise.
4426 * layout.cc: Likewise.
4427 * layout.h: Likewise.
4428 * mapfile.cc: Likewise.
4429 * merge.cc: Likewise.
4430 * merge.h: Likewise.
4431 * object.cc: Likewise.
4432 * object.h: Likewise.
4433 * options.h: Likewise.
4434 * output.cc: Likewise.
4435 * output.h: Likewise.
4436 * parameters.cc: Likewise.
4437 * plugin.cc: Likewise.
4438 * powerpc.cc: Likewise.
4439 * reduced_debug_output.cc: Likewise.
4440 * reduced_debug_output.h: Likewise.
4441 * reloc.cc: Likewise.
4442 * reloc.h: Likewise.
4443 * resolve.cc: Likewise.
4444 * script-sections.cc: Likewise.
4445 * script.cc: Likewise.
4446 * script.h: Likewise.
4447 * sparc.cc: Likewise.
4448 * symtab.cc: Likewise.
4449 * symtab.h: Likewise.
4450 * target-select.cc: Likewise.
4451 * target-select.h: Likewise.
4452 * token.h: Likewise.
4453 * workqueue.cc: Likewise.
4454 * workqueue.h: Likewise.
4455 * x86_64.cc: Likewise.
4457 2009-12-10 Doug Kwan <dougkwan@google.com>
4459 * arm.cc (attributes.h): New include.
4460 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4461 (Arm_relobj::~Arm_relobj): Delete object pointed by
4462 attributes_section_data_.
4463 (Arm_relobj::attributes_section_data): New method definition.
4464 (Arm_relobj::attributes_section_data_): New data member declaration.
4465 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4466 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4467 attributes_section_data_.
4468 (Arm_dynobj::attributes_section_data): New method definition.
4469 (Arm_dynobj::attributes_section_data_): New data member declaration.
4470 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4471 initialization value of may_use_blx_ to false.
4472 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4473 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4474 object attributes to compute results instead of hard-coding.
4475 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4476 Target_arm::get_secondary_compatible_arch,
4477 Target_arm::set_secondary_compatible_arch
4478 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4479 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4480 New method declarations.
4481 (Target_arm::get_aeabi_object_attribute): New method definition.
4482 (Target_arm::attributes_section_data_): New data member declaration.
4483 (read_arm_attributes_section): New template definition.
4484 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4485 (Arm_dynobj::do_read_symbols): Ditto.
4486 (Target_arm::do_finalize_sections): Merge attributes sections from
4487 input. Check for BLX use after attributes section merging.
4488 Fix __exidx_start and __exidx_end visibility. Create an
4489 .ARM.attributes section if necessary.
4490 (Target_arm::get_secondary_compatible_arch,
4491 Target_arm::set_secondary_compatible_arch,
4492 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4493 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4494 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4495 New method definitions.
4497 2009-12-09 Ian Lance Taylor <iant@google.com>
4499 * plugin.cc (Plugin::load): Don't cast from void* to a function
4502 2009-12-09 Ian Lance Taylor <iant@google.com>
4504 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4507 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4509 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4510 Replace two_file_shared_1.so with two_file_shared_2.so.
4511 * testsuite/Makefile.in: Regenerated.
4513 2009-12-08 Doug Kwan <dougkwan@google.com>
4515 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4516 (HFILES): Add attributes.h and int_encoding.h.
4517 * Makefile.in: Regenerate.
4518 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4519 function definitions to int_encoding.cc
4520 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4521 prototypes to int_encoding.h
4522 * reduced_debug_output.cc (int_encoding.h): New include.
4523 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4524 function definitions to int_encoding.cc
4525 (insert_into_vector, read_from_pointer): Move template definitions to
4527 * attributes.cc: New file.
4528 * attributes.h: New file.
4529 * int_encoding.cc: New file.
4530 * int_encoding.h: New file.
4532 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4535 * incremental-dump.cc (dump_incremental_inputs): New.
4536 (main): Use dump_incremental_inputs.
4538 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4541 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4542 checking elfcpp::STT_FUNC.
4543 (Target_i386::Relocate::relocate): Likewise.
4544 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4546 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4547 symbols from shared libraries into normal FUNC symbols.
4549 * symtab.h (Symbol): Add is_func and use it.
4551 2009-12-05 Doug Kwan <dougkwan@google.com>
4553 * arm.cc (Target_arm::arm_info): Initialize new fields
4554 attributes_section and attributes_vendor.
4555 * i386.cc (Target_i386::i386_info): Same.
4556 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4557 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4558 fields attributes_section and attributes_vendor.
4559 * sparc.cc (Target_sparc::sparc_info): Same.
4560 * target.h (Target::attributes_section, Target::attributes_vendor,
4561 Target::is_attributes_section, Target::attribute_arg_type,
4562 Target::attributes_order): New method definitions.
4563 (Target::Target_info::attributes_section,
4564 Target::Target_info::attributes_vendor): New fields.
4565 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4566 virtual method definitions.
4567 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4568 attributes_section and attributes_vendor.
4569 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4571 2009-12-05 Doug Kwan <dougkwan@google.com>
4573 * arm.cc: Update comments about interworking and stub generation.
4574 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4575 considered as non-PIC.
4576 (Arm_relocate_functions::base_abs): Fix formatting.
4577 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4578 of function to use GOT entry address instead of offset.
4579 (Target_arm::Scan::global): Issue an error if a symbol would need a
4580 PLT does not get one because it is untyped. Remove code to create
4581 dynamic symbols for relative branches.
4582 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4583 takes unsigned integer instead of boolean.
4585 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4587 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4588 (two_file_test_LDADD): Likewise.
4589 (common_test_1_LDADD): Likewise.
4590 (exception_test_LDADD) Likewise.
4591 (weak_test_LDADD): Likewise.
4592 (many_sections_test_LDADD): Likewise.
4593 (initpri1_LDADD): Likewise.
4594 (script_test_1_LDADD): Likewise.
4595 (script_test_2_LDADD): Likewise.
4596 (justsyms_LDADD): Likewise.
4597 (binary_test_LDADD): Likewise.
4598 (large_LDADD): Likewise.
4599 * testsuite/Makefile.in: Regenerated.
4601 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4603 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4604 (Symbol_table::override_with_special): Likewise.
4605 (Symbol_table::add_from_object): Likewise.
4607 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4609 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4610 Don't set the data_offset twice.
4612 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4614 * testsuite/Makefile.in: Regenerate.
4616 2009-12-03 Doug Kwan <dougkwan@google.com>
4618 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4619 (Target_arm::do_finalize_sections): Add parameter for symbol table
4620 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4621 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4622 parameter for symbol table pointer.
4623 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4624 an additional parameter for a pointer to symbol table.
4625 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4626 parameter for a symbol table pointer.
4627 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4628 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4630 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4631 parameter for a symbol table pointer.
4633 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4635 * incremental.cc (Incremental_inputs_header)
4636 (Incremental_inputs_header_write, Incremental_inputs_entry)
4637 (Incremental_inputs_entry_write): Move ...
4638 * incremental.h (Incremental_inputs_header)
4639 (Incremental_inputs_header_write, Incremental_inputs_entry)
4640 (Incremental_inputs_entry_write): here.
4642 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4644 * incremental.cc (make_sized_incremental_binary): Set the target.
4645 Error if it is incompatible.
4646 * output.h (Output_file): Add filename method.
4648 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4650 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4651 from the get_* methods.
4653 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4655 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4656 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4657 Write 0 for the data_offset of scripts.
4659 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4661 * testsuite/Makefile.am: Add the incremental_test.sh test.
4662 * testsuite/incremental_test.sh: New.
4663 * testsuite/incremental_test_1.c: New.
4664 * testsuite/incremental_test_2.c: New.
4666 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4668 * incremental-dump.cc (main): Fix typos.
4670 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4673 * incremental-dump.cc (main): Use llu to print 64 bit values.
4675 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4676 H.J. Lu <hongjiu.lu@intel.com>
4678 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4680 (incremental_dump_LDADD): Likewise.
4681 * Makefile.in: Regenerated.
4683 2009-11-25 Doug Kwan <dougkwan@google.com>
4687 2009-11-25 Doug Kwan <dougkwan@google.com>
4689 * arm.cc (Target_arm::Target_arm): Move method definition
4690 outside of class definition. Add code to handle
4691 --target1-rel, --target1-abs and --target2= options.
4692 (Target_arm::get_reloc_reloc_type): Change method to be
4693 non-static and const.
4694 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4695 New data member declaration.
4696 (Target_arm::Scan::local, Target_arm::Scan::global,
4697 Target_arm::Relocate::relocate,
4698 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4699 Adjust call to Target_arm::get_real_reloc_type.
4700 (Target_arm::get_real_reloc_type): Use command line options
4701 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4702 * options.h (--target1-rel, --target1-abs, --target2): New
4705 2009-11-25 Doug Kwan <dougkwan@google.com>
4707 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4708 class definition. Add code to handle --target1-rel, --target1-abs
4709 and --target2= options.
4710 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4712 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4714 (Target_arm::Scan::local, Target_arm::Scan::global,
4715 Target_arm::Relocate::relocate,
4716 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4717 call to Target_arm::get_real_reloc_type.
4718 (Target_arm::get_real_reloc_type): Use command line options to
4719 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4720 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4723 2009-11-25 Doug Kwan <dougkwan@google.com>
4725 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4726 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4727 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4729 (Arm_relocate_functions::thm_call): Replace body with a call to
4730 Arm_relocate_functions::thumb_branch_common.
4731 (Arm_relocate_functions::thm_jump24,
4732 Arm_relocate_functions::thm_xpc22): New method definitions.
4733 (Arm_relocate_functions::thumb_branch_common): New method definition.
4734 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4736 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4737 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4739 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4741 * Makefile.am: Build incremental-dump
4742 * Makefile.in: Regenerate.
4743 * incremental-dump.cc: New.
4744 * incremental.cc (Incremental_inputs_header_data,
4745 Incremental_inputs_entry_data): Move to incremental.h
4746 * incremental.h: (Incremental_inputs_header_data,
4747 Incremental_inputs_entry_data): Move from incremental.cc
4749 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4751 * incremental.cc (Incremental_inputs_header,
4752 Incremental_inputs_header_write, Incremental_inputs_entry,
4753 Incremental_inputs_entry_write): Add a typedef with the data type.
4755 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4757 * incremental.cc (Incremental_inputs_header,
4758 Incremental_inputs_header_write, Incremental_inputs_entry,
4759 Incremental_inputs_entry_write): Update comment about which
4760 type has the filed descriptions.
4762 2009-11-15 Doug Kwan <dougkwan@google.com>
4764 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4765 (Arm_relocate_functions::arm_branch_common): Change method defintion
4766 in class definition to a method declaration and update list of formal
4768 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4769 Arm_relocation_functions::jump24): Adjust call to
4770 Arm_relocate_functions::arm_branch_common. Update list of formal
4772 (Arm_relocate_functions::xpc25): New method definition.
4773 (Arm_relocate_functions::arm_branch_common): Move method defintion
4774 out from class definition. Use stubs for mode-switching and extending
4776 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4777 specially. Change code to enable use of stubs in ARM branches.
4779 2009-11-10 Doug Kwan <dougkwan@google.com>
4781 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4782 in method declaration.
4783 (Target_arm::relocate_stub): New method declaration.
4784 (Target_arm::default_target): Change to return a pointer instead of
4786 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4787 Target_arm::default_target.
4788 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4790 (Target_arm::relocate_section): Adjust view.
4791 (Target_arm::relocate_stub): New method definition.
4793 2009-11-10 Doug Kwan <dougkwan@google.com>
4795 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4797 * incremental.cc (open_incremental_binary): Initialized local
4798 variables to avoid warnings.
4799 * object.cc (make_elf_object): Ditto.
4800 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4803 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4806 * testsuite/plugin_test.c: Include "config.h".
4808 2009-11-09 Doug Kwan <dougkwan@google.com>
4810 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4811 (arm_symbol_value): Remove.
4812 (Arm_relocate_functions::arm_branch_common,
4813 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4814 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4815 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4816 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4817 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4818 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4819 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4820 Arm_relocate_functions::thm_mobw_abs_nc,
4821 Arm_relocate_functions::thm_mov_abs,
4822 Arm_relocate_functions::movw_prel_nc,
4823 Arm_relocate_functions::thm_movt_abs,
4824 Arm_relocate_functions::movt_prel,
4825 Arm_relocate_functions::thm_movw_prel_nc,
4826 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4827 (Target_arm::Relocate::relocate): Only decompose address into two
4828 parts if relocation type uses the thumb-bit and pass the actual
4829 bit instead of a flag indicating that the thumb-bit is used. Adjust
4830 calls to methods in Arm_relocate_functions for this change.
4832 2009-11-08 Ian Lance Taylor <iant@google.com>
4835 * reloc.cc: Instantiate
4836 Sized_relobj::initialize_input_to_output_maps and
4837 Sized_relobj:free_input_to_output_maps.
4839 2009-11-06 Ian Lance Taylor <iant@google.com>
4842 * defstd.cc (in_segment): Set only_if_ref true for "end".
4844 2009-11-06 Doug Kwan <dougkwan@google.com>
4846 * arm.cc (class Reloc_stub): Correct a comment.
4847 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4848 (Target_arm::scan_section_for_stubs): New method declaration.
4849 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4850 Change methods from private to protected.
4851 (Target_arm::do_may_relax): New method definition.
4852 (Target_arm::do_relax, Target_arm::group_sections,
4853 Target_arm::scan_reloc_for_stub,
4854 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4855 (Target_arm::arm_input_section_map_): New data member declaration.
4856 (Target_arm::scan_reloc_for_stub,
4857 Target_arm::scan_reloc_section_for_stubs,
4858 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4859 Target_arm::do_relax): New method definitions.
4861 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4863 * configure.ac: Check for (struct stat)::st_mtim
4864 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4865 * config.in: Regenerate.
4866 * configure: Regenerate.
4868 2009-11-05 Ian Lance Taylor <iant@google.com>
4871 * output.cc (Output_segment::add_output_section): Add missing
4874 2009-11-04 Ian Lance Taylor <iant@google.com>
4877 * object.h (class Object): Add is_needed and set_is_needed
4878 methods. Add is_needed_ field. Make bool fields into bitfields.
4879 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4880 defined in a dynamic object and referenced by a regular object,
4881 set is_needed for the dynamic object.
4882 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4883 if the file is marked with as_needed and it is not needed.
4885 2009-11-04 Ian Lance Taylor <iant@google.com>
4888 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4889 tags if data is discarded by linker script.
4890 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4891 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4892 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4893 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4895 2009-11-04 Ian Lance Taylor <iant@google.com>
4897 * layout.cc (Layout::get_output_section): Add is_interp and
4898 is_dynamic_linker_section parameters. Change all callers.
4899 (Layout::choose_output_section): Likewise.
4900 (Layout::make_output_section): Likewise.
4901 (Layout::add_output_section_data): Add is_dynamic_linker_section
4902 parameter. Change all callers.
4903 * layout.h (class Layout): Update declarations.
4904 * output.h (class Output_section): Add is_interp, set_is_interp,
4905 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4906 Add is_interp_, is_dynamic_linker_section_ fields. Change
4907 generate_code_fills_at_write_ to a bitfield.
4908 * output.cc (Output_section::Output_sections): Initialize new
4910 (Output_segment::add_output_section): Add do_sort parameter.
4913 2009-11-03 Ian Lance Taylor <iant@google.com>
4916 * options.h (class General_options): Add --warn-common.
4917 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4918 merging two common symbols.
4919 (Symbol_table::should_override): Handle --warn-common when merging
4920 a common symbol with a defined symbol. Use report_resolve_problem
4921 for multiple definitions.
4922 (Symbol_table::report_resolve_problem): New function.
4923 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4925 2009-11-03 Doug Kwan <dougkwan@google.com>
4927 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4929 (Target_arm::stub_factory): New method definition.
4930 (Target_arm::new_arm_input_section,
4931 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4932 Target_arm::reloc_uses_thumb_bit): New method declarations.
4933 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4934 New type definitions.
4935 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4936 member declarations.
4937 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4938 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4939 New method definitions.
4941 2009-11-03 Ian Lance Taylor <iant@google.com>
4943 * options.h (class General_options): Add --warn_constructors.
4945 2009-11-03 Ian Lance Taylor <iant@google.com>
4948 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4949 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4951 2009-11-03 Ian Lance Taylor <iant@google.com>
4954 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4955 --msgid-bugs-address.
4956 (install-pdf): New target.
4957 (install-data_yes): Look up one directory to find mkinstalldirs.
4959 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4961 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4964 2009-10-30 Doug Kwan <dougkwan@google.com>
4966 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4968 2009-10-30 Doug Kwan <dougkwan@google.com>
4970 * arm.cc (Stub_addend_reader): New struct template definition
4971 and partial specializations.
4972 (Stub_addend_reader::operator()): New method definition for a
4973 partially specialized template.
4975 2009-10-30 Doug Kwan <dougkwan@google.com>
4977 * arm.cc (Arm_relobj::processor_specific_flags): New method
4979 (Arm_relobj::do_read_symbols): New method declaration.
4980 (Arm_relobj::processor_specific_flags_): New data member declaration.
4981 (Arm_dynobj): New class definition.
4982 (Target_arm::do_finalize_sections): Add input_objects parameter.
4983 (Target_arm::do_adjust_elf_header): New method declaration.
4984 (Target_arm::are_eabi_versions_compatible,
4985 (Target_arm::merge_processor_specific_flags): New method declaration.
4986 (Target_arm::do_make_elf_object): New overloaded method definitions
4988 (Arm_relobj::do_read_symbols): New method definition.
4989 (Arm_dynobj::do_read_symbols): Ditto.
4990 (Target_arm::do_finalize_sections): Add input_objects parameters.
4991 Merge processor-specific flags from all input objects.
4992 (Target_arm::are_eabi_versions_compatible,
4993 Target_arm::merge_processor_specific_flags,
4994 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4995 New method definitions.
4996 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4997 Input_objects pointer type parameter.
4998 * layout.cc (Layout::finalize): Pass input objects to target's.
4999 finalize_sections function.
5000 * output.cc (Output_file_header::do_sized_write): Set ELF file
5001 header's processor-specific flags.
5002 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5003 Input_objects pointer type parameter.
5004 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5005 * target.h (Input_objects): New forward class declaration.
5006 (Target::processor_specific_flags,
5007 Target::are_processor_specific_flags_sect): New method definitions.
5008 (Target::finalize_sections): Add input_objects parameter.
5009 (Target::Target): Initialize processor_specific_flags_ and
5010 are_processor_specific_flags_set_.
5011 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5013 (Target::set_processor_specific_flags): New method definition.
5014 (Target::processor_specific_flags_,
5015 Target::are_processor_specific_flags_set_): New data member
5017 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5018 Input_objects pointer type parameter.
5020 2009-10-30 Doug Kwan <dougkwan@google.com>
5022 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5024 2009-10-28 Ian Lance Taylor <iant@google.com>
5026 * object.h (class Relobj): Drop options parameter from
5027 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5028 do_scan_relocs, do_relocate. Change all callers.
5029 (class Sized_relobj): Drop options parameters from
5030 do_gc_process_relocs, do_scan_relocs, do_relocate,
5031 do_relocate_sections, relocate_sections, emit_relocs_scan,
5032 emit_relocs_scan_reltype. Change all callers.
5033 (struct Relocate_info): Remove options field and all references to
5035 * reloc.h (class Read_relocs): Remove options constructor
5036 parameter and options_ field. Change all callers.
5037 (class Gc_process_relocs, class Scan_relocs): Likewise.
5038 (class Relocate_task): Likewise.
5039 * target-reloc.h (scan_relocs): Remove options parameter. Change
5041 (scan_relocatable_relocs): Likewise.
5042 * target.h (class Sized_target): Remove options parameter from
5043 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5045 * gc.h (gc_process_relocs): Remove options parameter. Change all
5047 * arm.cc: Update functions to remove options parameters.
5048 * i386.cc: Likewise.
5049 * powerpc.cc: Likewise.
5050 * sparc.cc: Likewise.
5051 * x86_64.cc: Likewise.
5052 * testsuite/testfile.cc: Likewise.
5054 2009-10-28 Doug Kwan <dougkwan@google.com>
5056 * arm.cc (Arm_relobj): New class definition.
5057 (Arm_relobj::scan_sections_for_stubs,
5058 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5059 New method definitions.
5061 2009-10-28 Cary Coutant <ccoutant@google.com>
5063 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5064 (Plugin::cleanup_done_): New member.
5065 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5066 (Plugin_manager::cleanup_done_): Remove.
5067 (Plugin_manager::add_input_file): Edit error message.
5068 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5069 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5071 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5073 * fileread.cc: (File_read::View::~View): Use the new
5074 data_ownership_ filed.
5075 (File_read::~File_read): Dispose the new whole_file_view_.
5076 (File_read::open): Mmap the whole file if needed.
5077 (File_read::open): Use whole_file_view_ instead of contents_.
5078 (File_read::find_view): Use whole_file_view_ if applicable.
5079 (File_read::do_read): Use whole_file_view_ instead of contents_.
5080 (File_read::make_view): Use whole_file_view_ instead of contents_,
5081 update File_read::View::View call.
5082 (File_read::find_or_make_view): Update File_read::View::View
5084 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5086 (File_read::View::Data_ownership): New enum.
5087 (File_read::View::View): Replace bool mapped_ with Data_ownership
5089 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5090 (File_read::View::data_ownership_): New field.
5091 (File_read::contents_): Remove (replaced by whole_file_view_).
5092 (File_read::whole_file_view_): New field.
5093 * options.h (class General_options): Add --keep-files-mapped.
5095 2009-10-27 Cary Coutant <ccoutant@google.com>
5097 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5098 * testsuite/Makefile.am (plugin_test_5): New test case.
5099 * testsuite/Makefile.in: Regenerate.
5101 2009-10-25 Doug Kwan <dougkwan@google.com>
5103 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5104 from private to protected to allow access by child class.
5105 (Sized_relobj::do_relocate_sections): New method declaration.
5106 (Sized_relobj::relocate_sections): Virtualize.
5107 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5108 Sized_relobj::relocate_sections. Instantiate template explicitly
5109 for different target sizes and endianity.
5111 2009-10-24 Doug Kwan <dougkwan@google.com>
5113 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5114 (Arm_input_section::as_arm_input_section): New method.
5115 (Arm_output_section): New class definition.
5116 (Arm_output_section::create_stub_group,
5117 Arm_output_section::group_sections): New method definitions.
5119 2009-10-22 Doug Kwan <dougkwan@google.com>
5121 * arm.cc (Arm_input_section): New class definition.
5122 (Arm_input_section::init, Arm_input_section:do_write,
5123 Arm_input_section::set_final_data_size,
5124 Arm_input_section::do_reset_address_and_file_offset): New method
5127 2009-10-21 Doug Kwan <dougkwan@google.com>
5129 * arm.cc (Stub_table, Arm_input_section): New forward class
5131 (Stub_table): New class defintion.
5132 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5133 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5134 New method definition.
5136 2009-10-21 Doug Kwan <dougkwan@google.com>
5138 * arm.cc: Update copyright comments.
5139 (Target_arm): New forward class template declaration.
5140 (Arm_address): New type.
5141 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5142 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5143 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5145 (Insn_template): Same.
5146 (DEF_STUBS): New macro.
5147 (Stub_type): New enum type.
5148 (Stub_template): New class definition.
5151 (Stub_factory): Same.
5152 (Target_arm::Target_arm): Initialize may_use_blx_ and
5153 should_force_pic_veneer_.
5154 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5155 Target_arm::should_force_pic_veneer,
5156 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5157 Target_arm::using_thumb_only, Target_arm:;default_target): New
5159 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5160 New data member declarations.
5161 (Insn_template::size, Insn_template::alignment): New method defintions.
5162 (Stub_template::Stub_template): New method definition.
5163 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5164 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5165 (Stub_factory::Stub_factory): New method definition.
5166 * gold.h (string_hash): New template.
5167 * output.h (Input_section_specifier::hash_value): Use
5169 (Input_section_specifier::string_hash): Remove.
5170 * stringpool.cc (Stringpool_template::string_hash): Use
5173 2009-10-20 Doug Kwan <dougkwan@google.com>
5175 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5176 symbols of relaxed input sections.
5177 * output.h (Output_section::find_relaxed_input_section): Make
5180 2009-10-16 Doug Kwan <dougkwan@google.com>
5182 * dynobj.cc (Versions::Versions): Initialize version_script_.
5183 Only insert base version symbol definition for a shared object
5184 if version script defines any version versions.
5185 (Versions::define_base_version): New method definition.
5186 (Versions::add_def): Check that base version is not needed.
5187 (Versions::add_need): Define base version lazily.
5188 * dynobj.h (Versions::define_base_version): New method declaration.
5189 (Versions::needs_base_version_): New data member declaration.
5190 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5191 (check_DATA): Add no_version_test.stdout.
5192 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5194 * testsuite/Makefile.in: Regenerate.
5195 * testsuite/no_version_test.c: New file.
5196 * testsuite/no_version_test.sh: Ditto.
5198 2009-10-16 Doug Kwan <dougkwan@google.com>
5200 * expression.cc (class Segment_start_expression): New class definition.
5201 (Segment_start_expression::value): New method definition.
5202 (script_exp_function_segment_start): Return a new
5203 Segment_start_expression.
5204 * gold/script-c.h (script_saw_segment_start_expression): New function
5206 * script-sections.cc (Script_sections::Script_sections): Initialize
5207 SAW_SEGMENT_START_EXPRESSION_ to false.
5208 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5209 and -Tbbs options to specify section addresses if given in
5210 command line and no SEGMENT_START expression is seen in a script.
5211 * script-sections.h (Script_sections::saw_segment_start_expression,
5212 Script_sections::set_saw_segment_start_expression): New method
5214 (Script_sections::saw_segment_start_expression_): New data member
5216 * script.cc (script_saw_segment_start_expression): New function.
5217 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5218 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5219 script_test_7.sh and script_test_8.sh.
5220 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5221 script_test_8.stdout.
5222 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5223 (script_test_6, script_test_6.stdout, script_test_7,
5224 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5225 * Makefile.in: Regenerate.
5226 * testsuite/script_test_6.sh: New file.
5227 * testsuite/script_test_6.t: Same.
5228 * testsuite/script_test_7.sh: Same.
5229 * testsuite/script_test_7.t: Same.
5230 * testsuite/script_test_8.sh: Same.
5232 2009-10-16 Doug Kwan <dougkwan@google.com>
5234 * output.cc (Output_segment::set_section_list_address): Cast
5235 expressions to unsigned long long type to avoid format warnings.
5237 2009-10-15 Ian Lance Taylor <iant@google.com>
5239 * script.cc (Script_options::add_symbol_assignment): Always add a
5240 dot assignment to script_sections_.
5241 * script-sections.cc (Script_sections::add_dot_assignment):
5242 Initialize if necessary.
5244 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5245 program headers with no load segment if there is a linker script.
5247 * layout.cc (Layout::set_segment_offsets): Align the file offset
5248 to the segment aligment for -N or -n with no load segment.
5249 * output.cc (Output_segment::add_output_section): Don't crash if
5250 the first section is a TLS section.
5251 (Output_segment::set_section_list_addresses): Print an error
5252 message if the address moves backward in a linker script.
5253 * script-sections.cc
5254 (Output_section_element_input::set_section_addresses): Don't
5255 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5256 (Orphan_output_section::set_section_addresses): Likewise.
5258 2009-10-15 Doug Kwan <dougkwan@google.com>
5260 * layout.cc (Layout::finish_dynamic_section): Generate tags
5261 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5262 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5263 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5265 2009-10-14 Ian Lance Taylor <iant@google.com>
5267 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5269 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5270 data_shdr fields of relinfo.
5271 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5272 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5273 R_386_TLS_LDO_32, adjust based on section flags.
5274 (Target_i386::Relocate::fix_up_ldo): Remove.
5276 2009-10-13 Ian Lance Taylor <iant@google.com>
5278 Add support for -pie.
5279 * options.h (class General_options): Add -pie and
5281 (General_options::output_is_position_independent): Test -pie.
5282 (General_options::output_is_executable): Return true if not shared
5283 and not relocatable.
5284 (General_options::output_is_pie): Remove.
5285 * options.cc (General_options::finalize): Reject incompatible uses
5287 * gold.cc (queue_middle_tasks): A -pie link is not static.
5288 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5289 * symtab.cc (Symbol::final_value_is_known): Return false if
5290 output_is_position_independent.
5291 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5292 output_is_position_independent.
5293 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5294 output_is_position_independent.
5295 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5296 output_is_position_independent.
5297 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5299 (basic_pie_test.o, basic_pie_test): New targets.
5300 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5301 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5302 (two_file_pie_test): New target.
5303 * testsuite/Makefile.in: Rebuild.
5304 * README: Remove note saying that -pie is not supported.
5306 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5308 * options.h (class General_options): Add -init and -fini.
5309 * layout.cc (Layout::finish_dynamic_section): Emit
5310 given init and fini functions.
5312 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5314 * gc.h (gc_process_relocs): Check if icf is enabled using new
5316 * gold.cc (queue_initial_tasks): Likewise.
5317 (queue_middle_tasks): Likewise.
5318 * object.cc (do_layout): Likewise.
5319 * symtab.cc (is_section_folded): Likewise.
5320 * main.cc (main): Likewise.
5321 * reloc.cc (Read_relocs::run): Likewise.
5322 (Sized_relobj::do_scan_relocs): Likewise.
5323 * icf.cc (is_function_ctor_or_dtor): New function.
5324 (Icf::find_identical_sections): Check if function is ctor or dtor when
5326 * options.h (General_options::icf): Change option to be an enum.
5327 (Icf_status): New enum.
5328 (icf_enabled): New method.
5329 (icf_safe_folding): New method.
5330 (set_icf_status): New method.
5331 (icf_status_): New variable.
5332 * (options.cc) (General_options::finalize): Set icf_status_.
5333 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5334 icf_test and icf_keep_unique_test to use the --icf enum flag.
5335 * testsuite/icf_safe_test.sh: New file.
5336 * testsuite/icf_safe_test.cc: New file.
5338 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5340 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5341 includes to gc.h and icf.h.
5342 * arm.cc: Include gc.h.
5343 * gold.cc: Likewise.
5344 * i386.cc: Likewise.
5345 * powerpc.cc: Likewise.
5346 * sparc.cc: Likewise.
5347 * x86_64.cc: Likewise.
5348 * gc.h: Include icf.h.
5350 2009-10-11 Ian Lance Taylor <iant@google.com>
5352 * plugin.cc: Include "gold.h" before other header files.
5354 2009-10-10 Chris Demetriou <cgd@google.com>
5356 * options.h (Input_file_argument::Input_file_type): New enum.
5357 (Input_file_argument::is_lib_): Replace with...
5358 (Input_file_argument::type_): New member.
5359 (Input_file_argument::Input_file_argument): Take Input_file_type
5360 'type' rather than boolean 'is_lib' as second argument.
5361 (Input_file_argument::is_lib): Use type_.
5362 (Input_file_argument::is_searched_file): New function.
5363 (Input_file_argument::may_need_search): Handle is_searched_file.
5364 * options.cc (General_options::parse_library): Support -l:filename.
5365 (General_options::parse_just_symbols): Update for Input_file_argument
5367 (Command_line::process): Likewise.
5368 * archive.cc (Archive::get_file_and_offset): Likewise.
5369 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5370 * script.cc (read_script_file, script_add_file): Likewise.
5371 * fileread.cc (Input_file::Input_file): Likewise.
5372 (Input_file::will_search_for): Handle is_searched_file.
5373 (Input_file::open): Likewise.
5374 * readsyms.cc (Read_symbols::get_name): Likewise.
5375 * testsuite/Makefile.am (searched_file_test): New test.
5376 * testsuite/Makefile.in: Regenerate.
5377 * testsuite/searched_file_test.cc: New file.
5378 * testsuite/searched_file_test_lib.cc: New file.
5380 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5381 Ian Lance Taylor <iant@google.com>
5383 * descriptor.cc: Include <cstdio> and "binary-io.h".
5384 (Descriptors::open): Open the files in binary mode always.
5385 * script.cc (Lex::get_token): Treat \r as whitespace.
5387 2009-10-09 Ian Lance Taylor <iant@google.com>
5389 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5391 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5392 Ian Lance Taylor <iant@google.com>
5394 * configure.ac: Check for readv function also.
5395 * fileread.cc (readv): Define if not HAVE_READV.
5396 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5398 * config.in: Regenerate.
5399 * configure: Regenerate.
5401 2009-10-09 Doug Kwan <dougkwan@google.com>
5403 * layout.cc (Layout::make_output_section): Call target hook to make
5404 ordinary output section.
5405 (Layout::finalize): Adjust parameter list of call the
5406 Target::may_relax().
5407 * layout.h (class Layout::section_list): New method.
5408 * merge.h (Output_merge_base::entsize): Change visibility to public.
5409 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5411 (Output_merge_string::do_is_string): New method.
5412 * object.cc (Sized_relobj::do_setup): renamed from
5413 Sized_relobj::set_up.
5414 * object.h (Sized_relobj::adjust_shndx,
5415 Sized_relobj::initializ_input_to_output_maps,
5416 Sized_relobj::free_input_to_output_maps): Change visibilities to
5418 (Sized_relobj::setup): Virtualize.
5419 (Sized_relobj::do_setup): New method declaration.
5420 (Sized_relobj::invalidate_section_offset,
5421 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5422 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5423 * options.cc (parse_int): New function.
5424 * options.h (parse_int): New declaration.
5425 (DEFINE_int): New macro.
5426 (stub_group_size): New option.
5427 * output.cc (Output_section::Output_section): Initialize memebers
5428 merge_section_map_, merge_section_by_properties_map_,
5429 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5430 (Output_section::add_input_section): Handled deferred code-fill
5431 generation and remove an old comment.
5432 (Output_section::add_relaxed_input_section): New method definition.
5433 (Output_section::add_merge_input_section): Use merge section by
5434 properties map to speed to search. Update merge section maps
5436 (Output_section::build_relaxation_map): New method definition.
5437 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5439 (Output_section::relax_input_section): Renamed to
5440 Output_section::convert_input_sections_to_relaxed_sections and change
5441 interface to take a vector of pointers to relaxed sections.
5442 (Output_section::find_merge_section,
5443 Output_section::find_relaxed_input_section): New method definitions.
5444 (Output_section::is_input_address_mapped,
5445 Output_section::output_offset, Output_section::output_address):
5446 Use output section data maps to speed up searching.
5447 (Output_section::find_starting_output_address): Add comments.
5448 (Output_section::do_write,
5449 Output_section::write_to_postprocessing_buffer): Do code-fill
5450 generation as appropriate.
5451 (Output_section::get_input_sections): Invalidate relaxed input section
5453 (Output_section::restore_states): Adjust type of checkpoint .
5454 Invalidate relaxed input section map.
5455 * output.h (Output_merge_base): New class declaration.
5456 (Input_section_specifier): New class defintion.
5457 (class Output_relaxed_input_section) Change base class to
5458 Output_section_data_build.
5459 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5460 base class initializer.
5461 (Output_section::add_relaxed_input_section): New method declaration.
5462 (Output_section::Input_section): Change visibility to protected.
5463 (Output_section::Input_section::relobj,
5464 Output_section::Input_section::shndx): Handle relaxed input sections.
5465 Output_section::input_sections) Change visibility to protected. Also
5466 define overload to return a non-const pointer.
5467 (Output_section::Merge_section_properties): New class defintion.
5468 (Output_section::Merge_section_by_properties_map,
5469 Output_section::Output_section_data_by_input_section_map,
5470 Output_section::Relaxation_map): New types.
5471 (Output_section::relax_input_section): Rename method to
5472 Output_section::convert_input_sections_to_relaxed_sections and change
5473 interface to take a vector of relaxed section pointers.
5474 (Output_section::find_merge_section,
5475 Output_section::find_relaxed_input_section,
5476 Output_section::build_relaxation_map,
5477 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5478 New method declarations.
5479 (Output_section::merge_section_map_
5480 Output_section::merge_section_by_properties_map_,
5481 Output_section::relaxed_input_section_map_,
5482 Output_section::is_relaxed_input_section_map_valid_,
5483 Output_section::generate_code_fills_at_write_): New data members.
5484 * script-sections.cc
5485 (Output_section_element_input::set_section_addresses): Call
5486 current_data_size and addralign methods of relaxed input sections.
5487 (Orphan_output_section::set_section_addresses): Call current_data_size
5488 and addralign methods of relaxed input sections.
5489 * symtab.cc (Symbol_table::compute_final_value): Extract template
5490 from the body of Symbol_table::sized_finalize_symbol.
5491 (Symbol_table::sized_finalized_symbol): Call
5492 Symbol_table::compute_final_value.
5493 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5494 (Symbol_table::compute_final_value): New templated method declaration.
5495 * target.cc (Target::do_make_output_section): New method defintion.
5496 * target.h (Target::make_output_section): New method declaration.
5497 (Target::relax): Add more parameters for input objects, symbol table
5498 and layout. Adjust call to do_relax.
5499 (Target::do_make_output_section): New method declaration.
5500 (Target::do_relax): Add parameters for input objects, symbol table
5503 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5505 * pread.c: Include stdio.h.
5507 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5509 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5512 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5514 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5515 Change read_shndx type to unsigned int.
5516 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5518 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5519 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5520 Change read_shndx type to unsigned int.
5521 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5523 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5524 * layout.cc (Layout::create_symtab_sections): Cast the result of
5525 local_symcount * symsize to off_t in the gold_assert.
5527 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5529 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5530 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5532 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5533 (Arm_relocate_functions::thm_abs5): New function.
5534 (Arm_relocate_functions::abs12): New function.
5535 (Arm_relocate_functions::abs16): New function.
5536 (Arm_relocate_functions::base_abs): New function.
5537 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5538 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5539 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5541 (Scan::global): Likewise.
5542 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5543 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5544 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5545 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5548 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5550 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5551 (Arm_relocate_functions::movt_prel): New function.
5552 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5553 (Arm_relocate_functions::thm_movt_prel): New function.
5554 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5555 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5556 (Scan::global, Relocate::relocate): Likewise.
5557 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5559 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5561 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5562 Incremental_checker.
5563 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5565 (class Incremental_inputs_header): New class.
5566 (Incremental_inputs_header_writer): Edit comment.
5567 (Incremental_inputs_entry): New class.
5568 (Incremental_inputs_entry_writer): Edit comment.
5569 (Sized_incremental_binary::do_find_incremental_inputs_section):
5570 Add *strtab_shndx parameter, fill it.
5571 (Sized_incremental_binary::do_check_inputs): New method.
5572 (Incremental_checker::can_incrementally_link_output_file): Use
5573 Sized_incremental_binary::check_inputs.
5574 (Incremental_inputs::report_command_line): Save command line in
5577 (Incremental_binary::find_incremental_inputs_section): New
5579 (Incremental_binary::do_find_incremental_inputs_section): Add
5580 strtab_shndx parameter.
5581 (Incremental_binary::do_check_inputs): New pure virtual method.
5582 (Sized_incremental_binary::do_check_inputs): Declare.
5583 (Incremental_checker::Incremental_checker): Add incremental_inputs
5584 parameter, use it to initialize incremental_inputs_.
5585 (Incremental_checker::incremental_inputs_): New field.
5586 (Incremental_checker::command_line): New method.
5587 (Incremental_checker::inputs): New method.
5588 (Incremental_checker::command_line_): New field.
5590 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5592 * incremental.cc: Include <cstdarg> and "target-select.h".
5593 (vexplain_no_incremental): New function.
5594 (explain_no_incremental): New function.
5595 (Incremental_binary::error): New method.
5596 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5598 (make_sized_incremental_binary): New function.
5599 (open_incremental_binary): New function.
5600 (can_incrementally_link_file): Add checks if output is ELF and has
5602 * incremental.h: Include "elfcpp_file.h" and "output.h".
5603 (Incremental_binary): New class.
5604 (Sized_incremental_binary): New class.
5605 (open_incremental_binary): Declare.
5606 * object.cc (is_elf_object): Use
5607 elfcpp::Elf_recognizer::is_elf_file.
5608 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5609 * output.h (Output_file::filesize): New method.
5611 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5613 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5615 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5616 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5618 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5620 (Arm_relocate_functions::movw_abs_nc): New function.
5621 (Arm_relocate_functions::movt_abs): New function.
5622 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5623 (Arm_relocate_functions::thm_movt_abs): New function.
5624 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5625 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5626 (Scan::global): Likewise.
5627 (Relocate::relocate): Likewise.
5628 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5630 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5632 * arm.cc (Arm_relocate_functions::got_prel) New function.
5633 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5634 (Relocate::relocate): Likewise.
5635 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5637 2009-10-06 Ian Lance Taylor <iant@google.com>
5639 * options.h (class General_options): Define
5640 split_stack_adjust_size parameter.
5641 * object.h (class Object): Add uses_split_stack_ and
5642 has_no_split_stack_ fields. Add uses_split_stack and
5643 has_no_split_stack accessor functions. Declare
5644 handle_split_stack_section.
5645 (class Reloc_symbol_changes): Define.
5646 (class Sized_relobj): Define Function_offsets. Declare
5647 split_stack_adjust, split_stack_adjust_reltype, and
5649 * object.cc (Object::handle_split_stack_section): New function.
5650 (Sized_relobj::do_layout): Call handle_split_stack_section.
5651 * dynobj.cc (Sized_dynobj::do_layout): Call
5652 handle_split_stack_section.
5653 * reloc.cc (Sized_relobj::relocate_sections): Call
5654 split_stack_adjust for executable sections in split_stack
5655 objects. Pass reloc_map to relocate_section.
5656 (Sized_relobj::split_stack_adjust): New function.
5657 (Sized_relobj::split_stack_adjust_reltype): New function.
5658 (Sized_relobj::find_functions): New function.
5659 * target-reloc.h: Include "object.h".
5660 (relocate_section): Add reloc_symbol_changes parameter. Change
5662 * target.h (class Target): Add calls_non_split method. Declare
5663 do_calls_non_split virtual method. Declare match_view and
5665 * target.cc: Include "elfcpp.h".
5666 (Target::do_calls_non_split): New function.
5667 (Target::match_view): New function.
5668 (Target::set_view_to_nop): New function.
5669 * gold.cc (queue_middle_tasks): Give an error if mixing
5670 split-stack and non-split-stack objects with -r.
5671 * i386.cc (Target_i386::relocate_section): Add
5672 reloc_symbol_changes parameter.
5673 (Target_i386::do_calls_non_split): New function.
5674 * x86_64.cc (Target_x86_64::relocate_section): Add
5675 reloc_symbol_changes parameter.
5676 (Target_x86_64::do_calls_non_split): New function.
5677 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5679 * powerpc.cc (Target_powerpc::relocate_section): Add
5680 reloc_symbol_changes parameter.
5681 * sparc.cc (Target_sparc::relocate_section): Add
5682 reloc_symbol_changes parameter.
5683 * configure.ac: Call AM_CONDITIONAL for the default target.
5684 * configure: Rebuild.
5685 * testsuite/Makefile.am (TEST_AS): New variable.
5686 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5687 (check_DATA): Add split_i386 and split_x86_64 files.
5688 (SPLIT_DEFSYMS): Define.
5689 (split_i386_[1234n].o): New targets.
5690 (split_i386_[124]): New targets.
5691 (split_i386_[1234r].stdout): New targets.
5692 (split_x86_64_[1234n].o): New targets.
5693 (split_x86_64_[124]): New targets.
5694 (split_x86_64_[1234r].stdout): New targets.
5695 (MOSTLYCLEANFILES): Add new executables.
5696 * testsuite/split_i386.sh: New file.
5697 * testsuite/split_x86_64.sh: New file.
5698 * testsuite/split_i386_1.s: New file.
5699 * testsuite/split_i386_2.s: New file.
5700 * testsuite/split_i386_3.s: New file.
5701 * testsuite/split_i386_4.s: New file.
5702 * testsuite/split_i386_n.s: New file.
5703 * testsuite/split_x86_64_1.s: New file.
5704 * testsuite/split_x86_64_2.s: New file.
5705 * testsuite/split_x86_64_3.s: New file.
5706 * testsuite/split_x86_64_4.s: New file.
5707 * testsuite/split_x86_64_n.s: New file.
5708 * testsuite/testfile.cc (Target_test): Update relocation_section
5710 * testsuite/Makefile.in: Rebuild.
5712 2009-10-06 Ian Lance Taylor <iant@google.com>
5714 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5715 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5716 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5717 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5718 the address on ldo_addrs_.
5719 (Target_i386::Relocate::fix_up_ldo): New function.
5721 2009-10-06 Rafael Espindola <espindola@google.com>
5723 * plugin.cc (add_input_library): New.
5724 (Plugin::load): Add add_input_library to tv.
5725 (Plugin_manager::add_input_file): Add the is_lib argument.
5726 (add_input_file): Update call to Plugin_manager::add_input_file.
5727 (add_input_library): New.
5728 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5730 2009-09-30 Doug Kwan <dougkwan@google.com>
5732 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5733 symbol and call Symbol::may_need_copy_reloc to determine if
5734 a copy reloc is needed.
5735 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5736 nocopyreloc is given in command line.
5737 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5738 given in command line.
5739 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5740 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5741 of the removed Target_i386::may_need_copy_reloc.
5742 * options.h (copyreloc): New option with default value false.
5743 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5744 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5745 instead of the removed Target_powerpc::may_need_copy_reloc.
5746 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5747 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5748 instead of the removed Target_sparc::may_need_copy_reloc.
5749 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5750 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5751 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5752 instead of the removed Target_x86_64::may_need_copy_reloc.
5754 2009-09-30 Ian Lance Taylor <iant@google.com>
5756 * object.h (class Object): Remove target_ field, and target,
5757 sized_target, and set_target methods.
5758 (Object::sized_target): Remove.
5759 (class Sized_relobj): Update declarations. Remove sized_target.
5760 * object.cc (Sized_relobj::setup): Remove target parameter.
5762 (Input_objects::add_object): Don't do anything with the target.
5763 (make_elf_sized_object): Add punconfigured parameter. Change all
5764 callers. Set or test parameter target.
5765 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5767 * parameters.cc (Parameters::set_target): Change parameter type to
5769 (Parameters::default_target): Remove.
5770 (set_parameters_target): Change parameter type to be non-const.
5771 (parameters_force_valid_target): New function.
5772 (parameters_clear_target): New function.
5773 * parameters.h (class Parameters): Update declarations. Remove
5774 default_target method. Add sized_target and clear_target
5775 methods. Change target_ to be non-const.
5776 (set_parameters_target): Update declaration.
5777 (parameters_force_valid_target): Declare.
5778 (parameters_clear_target): Declare.
5779 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5780 as NULL if we aren't searching.
5781 (Add_symbols::run): Don't check for compatible target.
5782 * fileread.cc (Input_file::open_binary): Call
5783 parameters_force_valid_target.
5784 * gold.cc (queue_middle_tasks): Likewise.
5785 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5786 set_target on object.
5787 * dynobj.h (class Sized_dynobj): Update declarations.
5788 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5789 make_elf_object returns NULL.
5790 (Archive::include_member): Don't check whether object target is
5792 * output.cc (Output_section::add_input_section): Get target from
5794 (Output_section::relax_input_section): Likewise.
5795 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5797 (Sized_relobj::do_scan_relocs): Likewise.
5798 (Sized_relobj::relocate_sections): Likewise.
5799 * resolve.cc (Symbol_table::resolve): Likewise.
5800 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5801 parameter. Change all callers.
5802 (Symbol_table::add_from_object): Get target from parameters.
5803 (Symbol_table::add_from_relobj): Don't check object target.
5804 (Symbol_table::add_from_dynobj): Likewise.
5805 (Symbol_table::define_special_symbol): Get target from
5807 * symtab.h (class Symbol_table): Update declaration.
5808 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5809 parameter. Change all callers. Clear parameter target.
5810 (Binary_test): Test target here.
5811 * testsuite/object_unittest.cc (gold_testsuite): Remove
5812 target_test_pointer parameter. Change all callers.
5813 (Object_test): Test target here.
5815 2009-09-26 Ian Lance Taylor <iant@google.com>
5817 * testsuite/initpri1.c: Don't try to use constructor priorities if
5818 compiling with gcc before 4.3.
5820 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5822 * testsuite/retain_symbols_file_test.sh (check_present): Change
5823 output file name to retain_symbols_file_test.stdout.
5824 (check_absent): Likewise.
5826 2009-09-18 Craig Silverstein <csilvers@google.com>
5828 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5829 * options.cc: Include <cerrno> and <fstream>.
5830 (General_options::finalize): Parse -retain-symbols-file tag.
5831 * options.h: New flag.
5832 (General_options): New method should_retain_symbol, new
5833 variable symbols_to_retain.
5834 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5835 should_retain_symbol map.
5836 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5837 * testsuite/Makefile.in: Regenerate.
5838 * testsuite/retain_symbols_file_test.sh: New file.
5840 2009-09-18 Nick Clifton <nickc@redhat.com>
5842 * po/es.po: Updated Spanish translation.
5844 2009-09-17 Doug Kwan <dougkwan@google.com>
5846 * debug.h (DEBUG_RELAXATION): New constant.
5847 (DEBUG_ALL): Add DEBUG_RELAXATION.
5848 (debug_string_to_enum): Add relaxation debug option.
5850 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5851 Layout::Relaxation_debug_check::read_sections,
5852 Layout::Relaxation_debug_check::read_sections): New method definitions.
5853 (Layout::Layout): Initialize data members
5854 record_output_section_data_from_scrips_,
5855 script_output_section_data_list_ and relaxation_debug_check_.
5856 (Layout::save_segments, Layout::restore_segments,
5857 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5858 Layout::relaxation_loop_body): New method definitions.
5859 (Layout::finalize): Support relaxation. Move section layout code to
5860 Layout::relaxation_loop_body.
5861 (Layout::set_asection_address_from_script): Move code for orphan
5862 section placement out.
5863 (Layout::place_orphan_sections_in_script): New method definition.
5864 * layout.h (Output_segment_headers, Output_file_header):
5865 New forward class declarations.
5866 (Layout::~Layout): Define.
5867 (Layout::new_output_section_data_from_script): New method definition.
5868 (Layout::place_orphan_sections_in_script): New method declaration.
5869 (Layout::Segment_states): New type declaration.
5870 (Layout::save_segments, Layout::restore_segments,
5871 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5872 Layout::relaxation_loop_body): New method declarations.
5873 (Layout::Output_section_data_list): New type declaration.
5874 (Layout::Relaxation_debug_check): New class definition.
5875 (Layout::record_output_section_data_from_script_,
5876 Layout::script_output_section_data_list_, Layout::segment_states_,
5877 Layout::relaxation_debug_check_): New data members.
5878 * output.cc: (Output_section_headers::do_size): New method definition.
5879 (Output_section_headers::Output_section_headers): Move size
5880 computation to Output_section_headers::do_size.
5881 (Output_segment_headers::do_size): New method definition.
5882 (Output_file_header::Output_file_header): Move size computation to
5883 Output_file_header::do_size and call it.
5884 (Output_file_header::do_size): New method definition.
5885 (Output_data_group::Output_data_group): Adjust call to
5886 Output_section_data.
5887 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5888 (Output_symtab_xindex::do_write): Add array bound check.
5889 (Output_section::Input_section::print_to_mapfile): Handle
5890 RELAXED_INPUT_SECTION_CODE.
5891 (Output_section::Output_section): Initialize data member checkpoint_.
5892 (Output_section::~Output_section): Delete checkpoint object pointed
5894 (Output_section::add_input_section): Always add an Input_section if
5896 (Output_section::add_merge_input_section): Add assert.
5897 (Output_section::relax_input_section): New method definition.
5898 (Output_section::set_final_data_size): Set load address to zero for
5899 an unallocated section.
5900 (Output_section::do_address_and_file_offset_have_reset_values):
5901 New method definition.
5902 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5903 Handle relaxed input section.
5904 (Output_section::sort_attached_input_sections): Checkpoint input
5905 section list lazily.
5906 (Output_section::get_input_sections): Change type of input_sections to
5907 list of Simple_input_section pointers. Checkpoint input section list
5908 lazily. Also handle relaxed input sections.
5909 (Output_section::add_input_section_for_script): Take a reference to
5910 a Simple_input_section object instead of Relobj pointer and section
5911 index as parameter. Handle relaxed input sections.
5912 (Output_section::save_states, Output_section::restore_states): New
5914 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5915 (Output_data::is_data_size_fixed): New method definition.
5916 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5918 (Output_data::address_and_file_offset_have_reset_values): New method
5920 (Output_data::do_address_and_file_offset_have_reset_values): New method
5922 (Output_data::set_data_size): Check that data size is not fixed.
5923 (Output_data::fix_data_size): New method definition.
5924 (Output_data::is_data_size_fixed_): New data member.
5925 (Output_section_headers::set_final_data_size): New method definition.
5926 (Output_section_headers::do_size): New method declaration.
5927 (Output_segment_headers::set_final_data_size): New method definition.
5928 (Output_segment_headers::do_size): New method declaration.
5929 (Output_file_header::set_final_data_size)::New method definition.
5930 (Output_file_header::do_size)::New method declaration.
5931 (Output_section_data::Output_section_data): Add new parameter
5932 is_data_size_fixed and use it to fix data size.
5933 (Output_data_const::Output_data_const): Adjust call to base class
5934 constructor and fix data size.
5935 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5936 base class constructor and fix data size.
5937 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5938 base class constructor and fix data size.
5939 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5940 class constructor and fix data size.
5941 (Output_data_group::set_final_data_size): New method definition.
5942 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5943 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5944 class constructor and fix data size.
5945 (Output_relaxed_input_section): New class definition.
5946 (Output_section::Simple_input_section): New class definition.
5947 (Output_section::get_input_sections): Adjust parameter list.
5948 (Output_section::add_input_section_for_script): Same.
5949 (Output_section::save_states, Output_section::restore_states,
5950 Output_section::do_address_and_file_offset_have_reset_values,
5951 (Output_section::Input_section::Input_section): Handle
5952 RELAXED_INPUT_SECTION_CODE. Add new overload for
5953 Output_relaxed_input_section.
5954 (Output_section::Input_section::is_input_section,
5955 Output_section::Input_section::set_output_section): Handle relaxed
5957 (Output_section::Input_section::is_relaxed_input_section,
5958 Output_section::Input_section::output_section_data,
5959 Output_section::Input_section::relaxed_input_section): New method
5961 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5963 (Output_section::Input_section::u1_): Update comments.
5964 (Output_section::Input_section::u2_): Add new union member poris.
5965 (Output_section::Checkpoint_output_section): New classs definition.
5966 (Output_section::relax_input_section): New method declaration.
5967 (Output_section::checkpoint_): New data member.
5968 (Output_segment): Update comments.
5969 (Output_segment::Output_segment): Un-privatize copy constructor.
5970 (Output_segment::operator=): Un-privatize.
5971 * script-sections.cc (Output_section_element::Input_section_list):
5972 Change element type to Output_section::Simple_input_section.
5973 (Output_section_element_dot_assignment::set_section_addresses):
5974 Register output section data for relaxation clean up.
5975 (Output_data_exression::Output_data_expression): Adjust call to base
5976 constructor to fix data size.
5977 (Output_section_element_data::set_section_addresses): Register
5978 Output_data_expression object for relaxation clean up.
5979 (struct Input_section_info): Replace Relobj pointer and section index
5980 pair with Output_section::Simple_input_section and Convert struct to a
5982 (Input_section_sorter::operator()): Adjust access to
5983 Input_section_info data member to use accessors.
5984 (Output_section_element_input::set_section_addresses): Use layout
5985 parameter. Adjust code to use Output_section::Simple_input_section
5986 and Input_secction_info classes. Register filler for relaxation
5988 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5989 and section index pair with Output_section::Simple_input_section
5990 class. Adjust code accordingly.
5991 (Phdrs_element::release_segment): New method definition.
5992 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5994 (Script_sections::release_segments): New method definition.
5995 * gold/script-sections.h (Script_sections::release_segments): New
5997 * gold/target.h (Target::may_relax, Target::relax,
5998 Target::do_may_relax, Target::do_relax): New method definitions.
6000 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6002 * arm.cc (has_signed_unsigned_overflow): New function.
6003 (Arm_relocate_functions::abs8): New function.
6004 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6005 (Target_arm::Scan::global): Likewise.
6006 (Target_arm::relocate::relocate): Likewise.
6007 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6010 2009-09-16 Cary Coutant <ccoutant@google.com>
6012 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6013 * testsuite/Makefile.in: Regenerate.
6015 2009-09-11 Nick Clifton <nickc@redhat.com>
6017 * po/gold.pot: Updated by the Translation project.
6019 2009-09-08 Cary Coutant <ccoutant@google.com>
6021 * output.cc (Output_file::open): Add execute permission to empty file.
6022 * testsuite/Makefile.am (permission_test): New test.
6023 * testsuite/Makefile.in: Regenerate.
6025 2009-09-02 Ian Lance Taylor <iant@google.com>
6027 * output.cc (Output_file::resize): Call map_no_anonymous rather
6030 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6032 * gold.cc: Include "incremental.h".
6033 (queue_initial_tasks): Call Incremental_checker methods.
6034 * incremental.cc: Include "output.h".
6035 (Incremental_checker::can_incrementally_link_output_file): New
6037 * incremental.h (Incremental_checker): New class.
6039 * output.cc (Output_file::open_for_modification): New method.
6040 (Output_file::map_anonymous): Changed return type to bool. Record
6042 (Output_file::map_no_anonymous): New method, broken out of map.
6043 (Output_file::map): Use map_no_anonymous and map_anonymous.
6044 * output.h (class Output_file): Update declarations.
6046 2009-08-24 Cary Coutant <ccoutant@google.com>
6048 * options.h (Command_line::Pre_options): New class.
6049 (Command_line::pre_options): New member.
6050 * options.cc (gold::options::ready_to_register): New variable.
6051 (One_option::register_option): Do nothing if not registering options.
6052 Assert if same short option registered twice.
6053 (General_options::General_options): Turn off option registration when
6055 (Command_line::Pre_options::Pre_options): New constructor.
6057 2009-08-24 Cary Coutant <ccoutant@google.com>
6059 * options.h (General_options::no_keep_memory): Remove incorrect
6062 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6064 * Makefile.am (am__skiplex, am__skipyacc): New.
6065 * Makefile.in: Regenerate.
6067 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6069 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6070 (INCLUDES): ... this.
6071 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6072 (AM_CPPFLAGS): Renamed from ...
6073 (INCLUDE): ... this.
6074 * Makefile.in, testsuite/Makefile.in: Regenerate.
6076 * Makefile.in: Regenerate.
6077 * aclocal.m4: Likewise.
6078 * config.in: Likewise.
6079 * configure: Likewise.
6080 * testsuite/Makefile.in: Likewise.
6082 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6083 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6084 * Makefile.in: Regenerate.
6085 * testsuite/Makefile.in: Regenerate.
6087 2009-08-19 Cary Coutant <ccoutant@google.com>
6089 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6090 symbols in shared libraries overridden by hidden or internal symbols
6091 in the main program.
6093 2009-08-19 Chris Demetriou <cgd@google.com>
6095 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6096 checking source file names in error messages.
6098 2009-08-18 Doug Kwan <dougkwan@google.com>
6100 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6101 an elcpp::Ehdr as parameter. Adjust call to set_target.
6102 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6103 an elfcpp::Ehdr as parameter.
6104 * object.cc (Object::set_target): Remove the version that looks up
6105 a target and sets it.
6106 (Sized_relobj::setup): Take a Target object instead of
6107 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6108 (make_elf_sized_object): Find target and ask target to
6110 * object.h: (Object::set_target): Remove the version that looks up
6111 a target and sets it.
6112 (Sized_relobj::setup): Take a Target object instead of
6113 an elfcpp:Ehdr as parameter.
6114 * target.cc: Include dynobj.h.
6115 (Target::do_make_elf_object_implementation): New.
6116 (Target::do_make_elf_object): New.
6117 * target.h (Target::make_elf_object): New template declaration.
6118 (Target::do_make_elf_object): New method declarations.
6119 (Target::do_make_elf_object_implementation): New template declaration.
6121 2009-08-14 Ian Lance Taylor <iant@google.com>
6123 * gold.h (FUNCTION_NAME): Define.
6124 (gold_unreachable): Use FUNCTION_NAME.
6126 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6128 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6129 symbol in the --keep-unique list is not found.
6131 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6133 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6134 been maked as --keep-unique.
6135 (Icf::unfold_section): New function.
6136 * icf.h (Icf::unfold_section): New function.
6137 * options.h (General_options::keep_unique): New option.
6138 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6139 * testsuite/Makefile.in: Regenerate.
6140 * testsuite/icf_keep_unique_test.sh: New file.
6141 * testsuite/icf_keep_unique_test.cc: New file.
6143 2009-08-12 Cary Coutant <ccoutant@google.com>
6146 * resolve.cc (Symbol_table::resolve): Check for references from
6147 dynamic objects to hidden and internal symbols.
6148 * testsuite/Makefile.am (hidden_test.sh): New test.
6149 * testsuite/Makefile.in: Regenerate.
6150 * testsuite/hidden_test.sh: New script.
6151 * testsuite/hidden_test_1.c: New test source.
6152 * testsuite/hidden_test_main.c: New test source.
6154 2009-08-11 Doug Kwan <dougkwan@google.com>
6156 * arm.cc: Update comments.
6157 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6158 segment to locate the .ARM.exidx section if present.
6160 2009-08-09 Doug Kwan <dougkwan@google.com>
6162 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6165 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6166 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6169 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6171 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6172 valid tls_segment only for non-debug-section relocations.
6173 * testsuite/Makefile.am: Add gc_tls_test.
6174 * testsuite/Makefile.in: Regenerate.
6175 * testsuite/gc_tls_test.cc: New file.
6176 * testsuite/gc_tls_test.sh: New file.
6178 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6182 * Makefile.am (CCFILES): Add icf.cc.
6184 * Makefile.in: Regenerate.
6185 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6186 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6187 section, symbol and addend information for the relocs.
6188 * gold.cc (queue_middle_tasks): Call identical code folding.
6189 * gold.h: Add defines for multimap.
6190 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6191 to the call of finalize_local_symbols.
6192 * main.cc (main): Create object of class Icf.
6193 * object.cc (Sized_relobj::do_layout): Allow this function to be
6194 called twice during icf.
6195 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6196 to sections marked as identical by icf.
6197 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6199 (Sized_relobj::do_section_entsize): New function.
6200 * object.h (Object::section_entsize): New function.
6201 (Object::do_section_entsize): New pure virtual function.
6202 (Relobj::finalize_local_symbols): Add new parameter.
6203 (Relobj::do_section_entsize): New function.
6204 * options.h (General_options::icf): New option.
6205 (General_options::icf_iterations): New option.
6206 (General_options::print_icf_sections): New option.
6207 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6208 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6209 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6211 * symtab.cc (Symbol_table::is_section_folded): New function.
6212 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6213 to sections marked as identical by icf.
6214 * symtab.h (Symbol_table::set_icf): New function.
6215 (Symbol_table::icf): New function.
6216 (Symbol_table::is_section_folded): New function.
6217 (Symbol_table::icf_): New data member.
6218 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6219 * testsuite/Makefile.am: Add commands to build icf_test.
6220 * testsuite/Makefile.in: Regenerate.
6221 * testsuite/icf_test.sh: New file.
6222 * testsuite/icf_test.cc: New file.
6224 2009-07-24 Chris Demetriou <cgd@google.com>
6226 * layout.cc (is_compressible_debug_section): Fix incorrect
6227 comment about compressed section names.
6229 2009-07-20 Ian Lance Taylor <ian@airs.com>
6232 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6234 2009-07-16 Ian Lance Taylor <iant@google.com>
6237 * layout.h: #include <map>.
6238 (class Kept_section): Change from struct to class. Add accessors
6239 and setters. Add section size to Comdat_group mapping. Change
6240 Comdat_group to std::map. Add is_comdat_ field. Add
6241 linkonce_size field in union.
6242 (class Layout): Update declaration of find_or_add_kept_section.
6243 Don't declare find_kept_object.
6244 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6245 parameter. Add object, shndx, is_comdat, and is_group_name
6246 parameters. Change all callers. Adjust for new Kept_section.
6247 (Layout::find_kept_object): Remove.
6248 * object.cc (Sized_relobj::include_section_group): Update use of
6249 Kept_section. Rename secnum to shndx. Only record
6250 Kept_comdat_section if sections are the same size.
6251 (Sized_relobj::include_linkonce_section): Update use of
6252 Kept_section. Only record Kept_comdat_section if sections are the
6253 same size. Set size of linkonce section.
6254 (Sized_relobj::map_to_kept_section): Update call to
6255 get_kept_comdat_section.
6256 * object.h (class Sized_relobj): Rename fields in
6257 Kept_comdat_section to drop trailing underscores; change object
6258 field to Relobj*. Change Kept_comdat_section_table to store
6259 struct rather than pointer.
6260 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6261 Add kept_object and kept_shndx parameters. Change all callers.
6262 (Sized_relobj::get_kept_comdat_section): Change return type to
6263 bool. Add kept_object and kept_shndx parameters. Change all
6265 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6266 Layout::find_or_add_kept_section.
6268 2009-07-09 Ian Lance Taylor <iant@google.com>
6270 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6271 Reserve space in the hash table.
6273 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6275 * fileread.cc (File_read::get_mtime): New method.
6276 * fileread.h (Timespec): New structure.
6277 (File_read::get_mtime): New method.
6278 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6279 Renamed from timestamp_nsec.
6280 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6282 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6284 (Incremental_inputs::report_archive): Save mtime; style fix.
6285 (Incremental_inputs::report_obejct): Save mtime; style fix.
6286 (Incremental_inputs::report_script): Save mtime; style fix.
6287 (Incremental_inputs::finalize_inputs): Style fix.
6288 (Incremental_inputs::finalize): Style fix.
6289 (Incremental_inputs::create_input_section_data): Store inputs
6291 * incremental.h (Incremental_inputs::report_script): Add mtime
6293 (Incremental_inputs::Input_info::Input_info): Intialize only one
6295 (Incremental_inputs::Input_info::archive): Move to nameless
6297 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6298 (Incremental_inputs::Input_info::script): Move to nameless union.
6299 (Incremental_inputs::mtime): New field.
6300 * script.cc (read_input_script): Pass file mtime to
6302 * script.h (Script_info::inputs): Style fix.
6304 2009-07-01 Ian Lance Taylor <ian@airs.com>
6306 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6309 2009-06-24 Ian Lance Taylor <iant@google.com>
6312 * layout.cc (Layout::choose_output_section): If we find an
6313 existing section, update the flags.
6314 (Layout::create_notes): New function, broken out of
6316 (Layout::finalize): Don't create note sections.
6317 (Layout::create_note): Don't crash if linker script discards
6319 (Layout::create_gold_note): Likewise.
6320 (Layout::create_build_id): Likewise. Don't set
6321 after_input_sections on the section.
6322 (Layout::create_executable_stack_info): Remove target parameter.
6324 * layout.h (class Layout): Declare create_notes. Update
6325 declaration of create_executable_stack_info.
6326 * gold.cc (queue_middle_tasks): Call create_notes.
6327 * output.cc (Output_section::update_flags_for_input_section): Move
6328 here from output.h. If SHF_ALLOC flag is newly set, mark address
6330 * output.h (Output_data::mark_address_invalid): New function.
6331 (class Output_section): Only declare, not define,
6332 update_flags_for_input_section. Remove set_flags.
6334 2009-06-24 Ian Lance Taylor <iant@google.com>
6336 * script-sections.cc (Output_section_definition::
6337 set_section_addresses): Rename shadowing local load_address to
6340 2009-06-24 Ian Lance Taylor <iant@google.com>
6343 * reloc.cc (relocate_sections): Skip empty relocation sections.
6345 2009-06-23 Ian Lance Taylor <iant@google.com>
6348 * layout.cc (Layout::create_note): Use choose_output_section
6349 rather than make_output_section.
6351 2009-06-23 Ian Lance Taylor <iant@google.com>
6354 * options.cc (General_options::parse_V): Set printed_version_.
6355 (General_options::General_options): Initialize printed_version_.
6356 * options.h (class General_options): Add printed_version_ field.
6357 * gold.cc (queue_initial_tasks): If there are no input files,
6358 don't give a fatal error if we printed the version information.
6359 (queue_middle_tasks): If using -r with a shared object, give a
6360 fatal error rather than an ordinary error.
6362 2009-06-23 Ian Lance Taylor <iant@google.com>
6365 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6366 (Layout::make_output_section): Set have_stabstr_section_ if we see
6367 a .stab*str section.
6368 (Layout::finalize): Call link_stabs_sections.
6369 (Layout::link_stabs_sections): New file.
6370 * layout.h (class Layout): Add have_stabstr_section_ field.
6371 Declare link_stabs_sections.
6373 2009-06-23 Doug Kwan <dougkwan@google.com>
6375 * Makefile.am (libgold_a_LIBADD): New.
6376 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6377 * Makefile.in: Regenerate.
6378 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6379 * configure: Regenerate.
6380 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6381 * fileread.cc: Include sys/state.h
6382 * gold.h: Declare memmem and strndup if found missing.
6383 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6385 2009-06-23 Ian Lance Taylor <iant@google.com>
6387 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6388 * configure: Rebuild.
6390 2009-06-23 Ian Lance Taylor <iant@google.com>
6393 * object.cc (Object::section_contents): Don't try to get a view if
6394 the section has length zero.
6395 (Object::handle_gnu_warning_section): If the section is empty, use
6396 the name of the section as the warning.
6398 2009-06-23 Ian Lance Taylor <iant@google.com>
6401 * stringpool.h (class Stringpool_template): Add optimize_ field.
6402 (Stringpool_template::set_optimize): New function.
6403 * stringpool.cc (Stringpool_template::Stringpool_template):
6404 Initialize optimize_ field.
6405 (Stringpool_template::set_string_offsets): Test local optimize
6406 fild rather than parameter.
6407 * layout.cc (Layout::Layout): Call set_optimize on the section
6410 2009-06-22 Ian Lance Taylor <iant@google.com>
6413 * yyscript.y: Parse TARGET.
6414 * script.cc (script_set_target): New function.
6415 * script-c.h (script_set_target): Declare.
6416 * options.cc (General_options::string_to_object_format): Rename
6417 from string_to_object_format in anonymous namespace. Change
6419 * options.h (class General_options): Declare
6420 string_to_object_format.
6422 2009-06-22 Ian Lance Taylor <iant@google.com>
6424 * script-sections.cc (Script_sections::create_segments): Don't put
6425 program headers in a PT_LOAD segment if -n or -N.
6427 2009-06-22 Ian Lance Taylor <iant@google.com>
6430 * options.h (class General_options): Add -z lazy and -z now. Sort
6431 -z options into alphabetical order.
6432 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6434 2009-06-21 Ian Lance Taylor <iant@google.com>
6436 * layout.cc (Layout::make_output_section): Call
6437 Target::new_output_section.
6438 (Layout::attach_allocated_section_to_segment): Put large section
6439 sections in a separate load segment with the large segment flag
6441 (Layout::segment_precedes): Sort large data segments after other
6443 (align_file_offset): New static function.
6444 (Layout::set_segment_offsets): Use align_file_offset.
6445 * output.h (class Output_section): Add is_small_section_ and
6446 is_large_section_ fields.
6447 (Output_section::is_small_section): New function.
6448 (Output_section::set_is_small_section): New function.
6449 (Output_section::is_large_section): New function.
6450 (Output_section::set_is_large_section): New function.
6451 (Output_section::is_large_data_section): New function.
6452 (class Output_segment): Add is_large_data_segment_ field.
6453 (Output_segment::is_large_data_segment): New function.
6454 (Output_segment::set_is_large_data_segment): New function.
6455 * output.cc (Output_section::Output_section): Initialize new
6457 (Output_segment::Output_segment): Likewise.
6458 (Output_segment::add_output_section): Add assertion that large
6459 data sections always go in large data segments. Force small data
6460 sections to the end of the list of data sections. Force small BSS
6461 sections to the start of the list of BSS sections. For large BSS
6462 sections to the end of the list of BSS sections.
6463 * symtab.h (class Symbol): Declare is_common_shndx.
6464 (Symbol::is_defined): Check Symbol::is_common_shndx.
6465 (Symbol::is_common): Likewise.
6466 (class Symbol_table): Define enum Commons_section_type. Update
6467 declarations. Add small_commons_ and large_commons_ fields.
6468 * symtab.cc (Symbol::is_common_shndx): New function.
6469 (Symbol_table::Symbol_table): Initialize new fields.
6470 (Symbol_table::add_from_object): Put small and large common
6471 symbols in the right list.
6472 (Symbol_table::sized_finalized_symbol): Check
6473 Symbol::is_common_shndx.
6474 (Symbol_table::sized_write_globals): Likewise.
6475 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6476 common symbol lists. Don't call do_allocate_commons_list if the
6478 (Symbol_table::do_allocate_commons_list): Remove is_tls
6479 parameter. Add comons_section_type parameter. Change all
6480 callers. Handle small and large common symbols.
6481 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6482 Symbol::is_common_shndx.
6483 * resolve.cc (symbol_to_bits): Likewise.
6484 * target.h (Target::small_common_shndx): New function.
6485 (Target::small_common_section_flags): New function.
6486 (Target::large_common_shndx): New function.
6487 (Target::large_common_section_flags): New function.
6488 (Target::new_output_section): New function.
6489 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6490 small_common_section_flags, and large_common_section_flags
6492 (Target::do_new_output_section): New virtual function.
6493 * arm.cc (Target_arm::arm_info): Initialize new fields.
6494 * i386.cc (Target_i386::i386_info): Likewise.
6495 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6497 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6498 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6499 (Target_x86_64::do_new_output_section): New function.
6500 * configure.ac: Define conditional MCMODEL_MEDIUM.
6501 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6502 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6503 (large_LDFLAGS): Define.
6504 * testsuite/large.c: New file.
6505 * testsuite/testfile.cc (Target_test::test_target_info):
6506 Initialize new fields.
6507 * configure, testsuite/Makefile.in: Rebuild.
6509 2009-06-05 Doug Kwan <dougkwan@google.com>
6511 * Makefile.am (CCFILES): Add target.cc.
6512 * Makefile.in: Regenerate.
6513 * i386.cc (class Target_i386): Define new virtual method to
6514 override do_is_local_label_name in parent.
6515 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6516 local symbols if --discard-locals or -X is given.
6517 * options.h (class General_options): Declare new options
6518 '--discard-locals' and '-X' for discarding locals.
6519 * target.h (class Target): Define new methods is_local_label_name.
6520 Declare new virtual method do_is_local_label_name.
6521 * target.cc: New file.
6522 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6523 (check_SCRIPTS): Add discard_locals_test.sh.
6524 (check_DATA): Add discard_local_tests.syms.
6525 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6526 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6527 * testsuite/Makefile.in: Regenerate.
6528 * testsuite/discard_locals_test.c: New file.
6529 * testsuite/discard_locals_test.sh: Same.
6531 2009-06-05 Doug Kwan <dougkwan@google.com>
6533 * object.cc (Sized_relobj::Sized_relobj): Initialize
6534 discarded_eh_frame_shndx_ to -1U.
6535 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6537 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6538 a discarded .eh_frame section.
6539 (Sized_relobj::do_finalize_local_symbols): Ditto.
6540 * object.h (class Sized_relobj): Declare new member
6541 discarded_eh_frame_shndx_.
6542 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6543 (local_labels_test.o, local_labels_test): New rules.
6544 * testsuite/Makefile.in: Regenerate.
6546 2009-06-04 Doug Kwan <dougkwan@google.com>
6548 * layout.cc (Layout::section_name_mapping): Add mapping for
6549 special ARM sections.
6551 2009-06-03 Doug Kwan <dougkwan@google.com>
6553 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6554 (utils::has_overflow): Same.
6556 2009-06-03 Ian Lance Taylor <iant@google.com>
6558 * layout.cc (Layout::section_name_mapping): New array, replacing
6559 Layout::linkonce_mapping.
6560 (Layout::section_name_mapping_count): New variable, replacing
6561 Layout::linkonce_mapping_count.
6562 (Layout::linkonce_output_name): Remove.
6563 (Layout::output_section_name): Rewrite.
6564 * layout.h (class Layout): Rename Linkonce_mapping to
6565 Section_name_mapping, linkonce_mapping to section_name_mapping,
6566 linkonce_mapping_count to section_name_mapping_count. Don't
6567 declare linkonce_output_name.
6569 2009-06-03 Doug Kwan <dougkwan@google.com>
6571 * gold/arm.cc (namespace utils): New.
6572 (Target_arm::reloc_is_non_pic): Define new method.
6573 (class Arm_relocate_functions): New.
6574 (Target_arm::Relocate::relocate): Handle relocation types used by
6577 2009-06-03 Ian Lance Taylor <iant@google.com>
6579 * arm.cc (Target_arm::scan::global): Use || instead of |.
6581 2009-06-02 Doug Kwan <dougkwan@google.com>
6583 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6584 issued_non_pic_error_.
6585 (class Target_arm::Scan): Declare new method check_non_pic.
6586 Define new method symbol_needs_plt_entry.
6587 Declare new data member issued_non_pic_error_.
6588 (class Target_arm::Relocate): Declare new method
6589 should_apply_static_reloc.
6590 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6591 (Target_arm::Scan::check_non_pic): Define new method.
6592 (Target_arm::Scan::local): Handle a small subset of reloc types used
6594 (Target_arm::Scan::local): Same.
6595 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6597 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6599 * incremental.cc (Incremental_inputs::report_command_line): Filter
6600 out --incremental-* options.
6602 2009-05-29 Doug Kwan <dougkwan@google.com>
6604 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6606 (class Target_arm): Update comment.
6607 (Target_arm::Target_arm): Initialize new data members GOT_,
6608 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6609 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6610 and Target_arm::rel_dyn_section.
6611 Declare new_enum Target_arm::Got_type.
6612 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6614 Update commments for member do_dynsym_value.
6615 (Target_arm::got_size, Target_arm::plt_section,
6616 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6617 new methods inside class defintion.
6618 (Target_arm::got_section): Define new method.
6619 (Target_arm::rel_dyn_section): Same.
6620 (Output_data_plt_arm): New template class.
6621 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6622 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6623 (Output_data_plt_arm::add_entry): Same.
6624 (Output_data_plt_arm::first_plt_entry): Define new
6625 static data member for PLT instruction template.
6626 (Output_data_plt_arm::plt_entry): Same.
6627 (Output_data_plt_arm::do_write): Define new method.
6628 (Target_arm::make_plt_entry): Same.
6629 (Target_arm::do_finalize_sections): Same.
6630 (Target_arm::do_dynsym_value): Same.
6632 2009-05-28 Doug Kwan <dougkwan@google.com>
6634 * Makefile.am (TARGETSOURCES): Add arm.cc.
6635 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6636 * Makefile.in: Regenerate.
6638 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6640 2009-05-26 Doug Kwan <dougkwan@google.com>
6642 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6643 (General_options::check_excluded_libs): Strip off directories in
6644 archive name before matching like GNU ld does.
6645 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6646 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6647 (exclude_libs_test_LDFLAGS): Add linker option
6648 -Wl,--exclude-libs,libexclude_libs_test_3
6649 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6650 an explicit archive without using -l.
6651 (alt/libexclude_libs_test_3.a): New make rule.
6652 * testsuite/Makefile.in: Regenerate.
6653 * testsuite/exclude_libs_test.c : Declare lib3_default().
6655 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6656 * exclude_libs_test_3.c: New file.
6658 2009-05-26 Nick Clifton <nickc@redhat.com>
6660 * po/id.po: New Indonesian translation.
6661 * po/gold.pot: Updated template file.
6663 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6665 * testsuite/Makefile.am: Add -ffunction-sections to compile
6666 gc_comdat_test files. Add -Wl,--gc-sections to build
6668 * testsuite/Makefile.in: Regenerate.
6669 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6671 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6673 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6674 kept comdat section was garbage collected.
6675 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6676 * testsuite/Makefile.in: Regenerate.
6677 * testsuite/gc_comdat_test.sh: New file.
6678 * testsuite/gc_comdat_test_1.cc: New file.
6679 * testsuite/gc_comdat_test_2.cc: New file.
6681 2009-05-19 Doug Kwan <dougkwan@google.com>
6683 * archive.cc (Archive::Archive): Move constructor from archive.h
6684 to here. Initialize no_export_.
6685 (Archive::get_elf_object_for_member): Set no_export flag of object.
6686 * archive.h (Archive::Archive): Move constructor body to
6688 (Archive::no_export): New method.
6689 (Archive::no_export_): New field.
6690 * object.h (Object::Object): Initialize no_export_ to false.
6691 (Object::no_export, Object::set_no_export): New methods.
6692 (Object::no_export_): New field.
6693 * options.cc (General_options::parse_exclude_libs): New method.
6694 (General_options::check_excluded_libs) Same.
6695 * options.h (exclude_libs): New option.
6696 (General_options::check_excluded_libs): New method declaration.
6697 (General_options::excluded_libs_): New field.
6698 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6699 default or protected visibility if an object has no-export flag set.
6700 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6701 (check_SCRIPTS): Add exclude_libs_test.sh.
6702 (check_DATA): Add exclude_libs_test.syms.
6703 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6704 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6705 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6706 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6707 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6708 libexclude_libs_test_2.a): New rules.
6709 * testsuite/Makefile.in: Regenerate.
6710 * testsuite/exclude_libs_test.c: New file.
6711 * testsuite/exclude_libs_test.sh: Ditto.
6712 * testsuite/exclude_libs_test_1.c: Ditto.
6713 * testsuite/exclude_libs_test_2.c: Ditto.
6715 2009-05-15 Ian Lance Taylor <iant@google.com>
6717 * configure.ac: Check for declarations for cases where libiberty.h
6718 checks HAVE_DECL_xxx.
6719 * configure, config.in: Rebuild.
6721 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6723 * gold.h (Incremental_argument_list): Remove (invalid) forward
6725 * incremental.cc (Incremental_inputs::report_achive): New method.
6726 (Incremental_inputs::report_object): New method.
6727 (Incremental_inputs::report_script): New method.
6728 (Incremental_inputs::finalize_inputs): New method.
6729 (Incremental_inputs::finalize): Call finalize_inputs().
6730 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6731 Create inputs entries.
6732 * incremental.h (Incremental_input_type): New enum.
6733 (Incremental_inputs::Incremental_input): Initialize new fields.
6734 (Incremental_inputs::report_inputs): New method.
6735 (Incremental_inputs::report_achive): New method.
6736 (Incremental_inputs::report_object): New method.
6737 (Incremental_inputs::report_script): New method.
6738 (Incremental_inputs::finalize_inputs): New method.
6739 (Incremental_inputs::Input_info): New struct.
6740 (Incremental_inputs::Input_info_map): New typedef.
6741 (Incremental_inputs::lock_): New field.
6742 (Incremental_inputs::Inputs_): New field.
6743 (Incremental_inputs::Inputs_map): New field.
6744 * main.cc (main): Call Incremental_input::report_inputs.
6745 * options.h (Input_argument_list): Typedef moved from
6747 (Input_file_group::Files): Remove, use ::Input_argument_list.
6748 (Input_file_group::Input_argument_list): Remove, use
6749 ::Input_argument_list.
6750 * plugin.cc (Plugin_manager::add_input_file): Add error in
6752 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6754 * script.cc (read_input_script): Call
6755 Incremental_input::report_script.
6756 * script.h (Script_info): New class.
6758 2009-04-27 Ian Lance Taylor <iant@google.com>
6760 * x86_64.cc (do_adjust_output_section): Set entsize to
6763 2009-04-23 Elliott Hughes <enh@google.com>
6765 * output.cc (Output_file::close): After short writes, continue
6766 writing from the correct offset in the buffer being written.
6768 2009-04-23 Chris Demetriou <cgd@google.com>
6770 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6771 * configure: Regenerate.
6772 * config.in: Regenerate.
6773 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6774 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6776 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6778 * incremental.cc (Incremental_inputs_header_data): Renamed from
6779 Incremental_input_header_data.
6780 (Incremental_inputs_header_data::data_size): New field.
6781 (Incremental_inputs_header_data::put_input_file_count): Renamed
6782 from input_file_count.
6783 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6784 from command_line_offset.
6785 (Incremental_inputs_header_data::put_reserved): Renamed from
6787 (Incremental_inputs_entry_data): Renamed from
6788 Incremental_input_entry_data.
6789 (Incremental_inputs_entry_data::data_size): New field.
6790 (Incremental_inputs::report_command_line): New method.
6791 (Incremental_inputs::finalize): New method.
6792 (Incremental_inputs::create_incremental_inputs_data): New method.
6793 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6794 * incremental.h: New file.
6795 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6796 (Layout::finalize): Create incremental inputs section in
6798 (Layout::create_incremental_info_sections): New method.
6799 * layout.h (Layout::incremental_inputs): New method.
6800 (Layout::create_incremental_info_sections): New method.
6801 (Layout::incremental_inputs_): New field.
6802 * main.cc (main): Notify Incremental_input of the command line.
6804 2009-04-01 Ian Lance Taylor <iant@google.com>
6805 Mikolaj Zalewski <mikolajz@google.com>
6807 * gold.h (reserve_unordered_map): Define, three versions, one for
6808 each version of Unordered_map.
6809 * layout.cc (Layout::Layout): Remove options parameter. Add
6810 number_of_input_files parameter. Don't initialize options_.
6811 Initialize number_of_input_files_ and resized_signatures_. Move
6812 sections_are_attached_.
6813 (Layout::layout_group): Reserve space for group_signatures_.
6814 (Layout::find_or_add_kept_section): Change name parameter to be a
6815 reference. Resize signatures_ map when it gets large enough.
6816 (Layout::layout_eh_frame): Use parameters->options() instead of
6818 (Layout::make_output_section): Likewise.
6819 (Layout::attach_allocated_section_to_segment): Likewise.
6820 (Layout::finalize, Layout::create_executable_stack): Likewise.
6821 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6822 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6823 * layout.h (class Layout): Update declarations. Remove options_
6824 field. Add number_of_input_files_ and resized_signatures_
6825 fields. Move sections_are_attached_ field.
6826 * main.cc (main): Pass number of input files to Layout
6827 constructor. Don't pass options.
6829 2009-03-30 Ian Lance Taylor <iant@google.com>
6831 * ffsll.c (ffsll): Correct implementation.
6833 2009-03-27 Ian Lance Taylor <iant@google.com>
6835 * ffsll.c: New file.
6836 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6837 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6838 * ftruncate.c (ftruncate): Declare before definition.
6839 * mremap.c (mremap): Likewise.
6840 * pread.c (pread): Likewise.
6841 * configure, Makefile.in, config.in: Rebuild.
6843 * mremap.c: New file.
6844 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6845 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6846 (mremap): Declare if HAVE_MREMAP is not defined.
6847 * configure, Makefile.in, config.in: Rebuild.
6849 2009-03-27 Cary Coutant <ccoutant@google.com>
6851 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6852 position independent.
6853 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6854 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6856 2009-03-24 Cary Coutant <ccoutant@google.com>
6858 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6860 (needs_dynamic_reloc): Likewise.
6862 2009-03-24 Ian Lance Taylor <iant@google.com>
6864 * yyscript.y (file_cmd): Recognize EXTERN.
6865 (extern_name_list, extern_name_list_body): New nonterminals.
6866 * script.cc (script_add_extern): Define.
6867 * script-c.h (script_add_extern): Declare.
6869 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6871 * object.cc (is_elf_object): Define.
6872 * object.h (is_elf_object): Declare.
6873 * archive.cc (Archive::get_elf_object_for_member): Call
6875 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6877 2009-03-24 Elliott Hughes <enh@google.com>
6879 * output.cc (Output_file::map_anonymous): Define.
6880 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6881 try an anonymous one. Report the size if the mmap fails.
6882 * output.h (class Output_file): Declare map_anonymous.
6884 2009-03-24 Ian Lance Taylor <iant@google.com>
6886 * target-select.cc (instantiate_target): Don't acquire the lock if
6887 the instantiated_target_ field has already been set.
6889 2009-03-23 Ian Lance Taylor <iant@google.com>
6891 * gold-threads.h (class Initialize_lock): Define.
6892 * gold-threads.cc (class Initialize_lock_once): Define.
6893 (initialize_lock_control): New static variable.
6894 (initialize_lock_pointer): New static variable.
6895 (initialize_lock_once): New static function.
6896 (Initialize_lock::Initialize_lock): Define.
6897 (Initialize_lock::initialize): Define.
6898 * target-select.h: Include "gold-threads.h".
6899 (class Target_selector): Add lock_ and initialize_lock_ fields.
6900 Don't define instantiate_target, just declare it.
6901 * target-select.cc (Target_selector::Target_selector): Initialize
6903 (Target_selector::instantiate_target): Define.
6904 * descriptors.h: Include "gold-threads.h".
6905 (class Descriptors): Add initialize_lock_ field.
6906 * descriptors.cc (Descriptors::Descriptors): Initialize new
6908 (Descriptors::open): Use initialize_lock_ field
6909 * errors.h (class Errors): Add initialize_lock_ field.
6910 * errors.cc (Errors::Errors): Initialize new field.
6911 (Errors::initialize_lock): Use initialize_lock_ field.
6912 * powerpc.cc (class Target_selector_powerpc): Remove
6913 instantiated_target_ field. In do_recognize call
6914 instantiate_target rather than do_instantiate_target. In
6915 do_instantiate_target just allocate a new target.
6916 * sparc.cc (class Target_selector_sparc): Likewise.
6918 * freebsd.h: New file.
6919 * i386.cc: Include "freebsd.h".
6920 (Target_i386): Derive from Target_freebsd rather than
6922 (Target_selector_i386): Derive from Target_selector_freebsd rather
6923 than Target_selector.
6924 * x86_64.cc: Include "freebsd.h".
6925 (Target_x86_64): Derive from Target_freebsd rather than
6927 (Target_selector_x86_64): Derive from Target_selector_freebsd
6928 rather than Target_selector.
6929 * target.h (class Target): Add adjust_elf_header and
6930 do_adjust_elf_header.
6931 * output.cc (Output_file_header:: do_sized_write): Call target
6932 adjust_elf_header routine.
6933 * configure.tgt: Set targ_osabi.
6934 * configure.ac: Define GOLD_DEFAULT_OSABI.
6935 * parameters.cc (Parameters::default_target): Pass
6936 GOLD_DEFAULT_OSABI to select_target.
6937 * target-select.h (class Target_selector): Make instantiate_target
6938 protected rather than private.
6939 * Makefile.am (HFILES): Add freebsd.h.
6940 * configure, Makefile.in, config.in: Rebuild.
6942 * merge.cc (do_add_input_section): Correct pend value. Change
6943 message about last entry not being null terminated from error to
6946 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6948 * incremental.cc: New file.
6949 * Makefile.am (CCFILES): Add incremental.cc.
6950 * Makefile.in: Rebuild.
6952 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6954 * layout.cc (Layout::output_section_name): Preserve names
6955 of '.note.' sections.
6957 2009-03-19 Ian Lance Taylor <iant@google.com>
6959 * descriptors.cc (Descriptors::open): Check that the options are
6960 valid before using them.
6962 2009-03-18 Ian Lance Taylor <iant@google.com>
6964 * script-sections.h: Include <list>.
6965 (class Script_sections): Change Sections_elements from std::vector
6966 to std::list. Typedef public Elements_iterator. Add
6967 orphan_section_placement_, data_segment_align_start_, and
6968 saw_data_segment_align_ fields. Remove data_segment_align_index_
6970 * script-sections.cc (class Orphan_section_placement): New class.
6971 (class Sections_element): Add virtual functions is_relro and
6972 orphan_section_init. Remove virtual function place_orphan_here.
6973 (class Output_section_definition): Add is_relro and
6974 orphan_section_init. Remove place_orphan_here.
6975 (class Orphan_output_section): Likewise.
6976 (Script_sections::Script_sections): Update for field changes.
6977 (Script_sections::data_segment_align): Set saw_data_segment_align_
6978 and data_segment_align_start_, not data_segment_align_index.
6979 (Script_sections::data_segment_relro_end): Check
6980 saw_data_segment_align_. Use data_segment_align_start_ rather
6981 than data_segment_align_index_.
6982 (Script_sections::place_orphan): Rewrite to use
6983 Orphan_section_placement.
6985 2009-03-17 Ian Lance Taylor <iant@google.com>
6987 * archive.cc (Archive::add_symbols): Check for a version attached
6988 to the symbol name in the archive map.
6989 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6990 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6991 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6992 (ver_test_11.a): New target.
6993 * testsuite/Makefile.in: Rebuild.
6995 * configure.ac: Check for chsize and posix_fallocate. Replace
6997 * ftruncate.c: New file, from gnulib.
6998 * output.cc (posix_fallocate): Define dummy version if not
6999 HAVE_POSIX_FALLOCATE.
7000 (Output_file::map): Call posix_fallocate rather than lseek and
7002 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7003 * configure, Makefile.in, config.in: Rebuild.
7005 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
7007 * layout.h (Layout::create_note): Add section_name parameter.
7008 * layout.cc (Layout::create_note): Likewise.
7009 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
7011 2009-03-17 Ian Lance Taylor <iant@google.com>
7013 * descriptors.cc: Include "options.h".
7014 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7015 (Descriptors::open): Always use O_CLOEXEC when opening a new
7016 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7017 then set FD_CLOEXEC.
7019 * sparc.cc (class Target_sparc): Add has_got_section.
7020 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7021 make sure we have a GOT section.
7023 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7024 (Target_sparc::Scan::local): Likewise.
7025 (Target_sparc::Scan::global): Likewise.
7026 (Target_sparc::Relocate::relocate): Likewise.
7027 (Target_sparc::Relocate::relocate_tls): Likewise.
7029 * symtab.cc (Symbol_table::define_default_version): New function,
7030 broken out of add_from_object.
7031 (Symbol_table::add_from_object): Call define_default_version.
7032 (Symbol_table::define_special_symbol): Add resolve_oldsym
7033 parameter. Change all callers. If the version for a symbol comes
7034 from a version script, resolve it with the symbol with the same
7035 name with no version. Also add the symbol without a version if
7037 (do_define_in_output_data): If resolving with oldsym, don't delete
7039 (do_define_in_output_segment): Likewise.
7040 (do_define_as_constant): Likewise.
7041 * symtab.h (class Symbol_table): Update declarations.
7043 2009-03-13 Ian Lance Taylor <iant@google.com>
7045 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7046 (Read_symbols::requeue): New function.
7047 (Read_symbols::do_read_symbols): If make_elf_object fails because
7048 the target type is not configured, and the file was searched for,
7049 issue a warning and retry with the next directory.
7050 (Add_symbols::run): If the file has an incompatible format, and
7051 it was searched for, requeue the Read_symbols task. On error,
7053 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7054 dirindex parameter to constructor. Change all callers. Declare
7055 incompatible_warning and requeue.
7056 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7057 input_argument_ and input_group_ fields. Add them to
7058 constructor. Change all callers.
7059 (class Read_script): Add dirindex_ field. Add it to constructor.
7061 * archive.cc (Archive::setup): Remove input_objects parameter.
7063 (Archive::get_file_and_offset): Likewise.
7064 (Archive::read_all_symbols): Likewise.
7065 (Archive::read_symbols): Likewise.
7066 (Archive::get_elf_object_for_member): Remove input_objects
7067 parameter. Add punconfigured parameter. Change all callers.
7068 (Archive::add_symbols): Change return type to bool. Check return
7069 value of include_member.
7070 (Archive::include_all_members): Likewise.
7071 (Archive::include_member): Change return type to bool. Return
7072 false if first included object has incompatible target. Set
7073 included_member_ field.
7074 (Add_archive_symbols::run): If add_symbols returns false, requeue
7076 * archive.h (class Archive): Add included_member_ field.
7077 Initialize it in constructor. Add input_file and searched_for
7078 methods. Update declarations.
7079 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7080 input_argument_ fields. Add them to constructor. Change all
7082 * script.cc: Include "target-select.h".
7083 (class Parser_closure): Add skip_on_incompatible_target_ and
7084 found_incompatible_target_ fields. Add
7085 skip_on_incompatible_target parameter to constructor. Change all
7086 callers. Add methods skip_on_incompatible_target,
7087 clear_skip_on_incompatible_target, found_incompatible_target, and
7088 set_found_incompatible_target.
7089 (read_input_script): Add dirindex parameter. Change all callers.
7090 If parser finds an incompatible target, requeue Read_symbols
7092 (script_set_symbol): Clear skip_on_incompatible_target in
7094 (script_add_assertion, script_parse_option): Likewise.
7095 (script_start_sections, script_add_phdr): Likewise.
7096 (script_check_output_format): New function.
7097 * script.h (read_input_script): Update declaration.
7098 * script-c.h (script_check_output_format): Declare.
7099 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7100 (ignore_cmd): Remove OUTPUT_FORMAT.
7101 * fileread.cc (Input_file::Input_file): Add explicit this.
7102 (Input_file::will_search_for): New function.
7103 (Input_file::open): Add pindex parameter. Change all callers.
7104 * fileread.h (class Input_file): Add input_file_argument method.
7105 Declare will_search_for. Update declarations.
7106 * object.cc (make_elf_object): Add punconfigured parameter.
7108 * object.h (class Object): Make input_file public. Add
7109 searched_for method.
7110 (make_elf_object): Update declaration.
7111 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7113 * dirsearch.h (class Dirsearch): Update declaration.
7114 * options.h (class General_options): Add --warn-search-mismatch.
7115 * parameters.cc (Parameters::is_compatible_target): New function.
7116 * parameters.h (class Parameters): Declare is_compatible_target.
7117 * workqueue.cc (Workqueue::add_blocker): New function.
7118 * workqueue.h (class Workqueue): Declare add_blocker.
7120 * fileread.cc (Input_file::open): Remove options parameter.
7122 (Input_file::open_binary): Likewise.
7123 * script.cc (read_input_script): Likewise.
7124 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7125 options parameter from constructor. Change all callers.
7126 (class Read_script): Likewise.
7127 * fileread.h (class Input_file): Update declarations.
7128 * script.h (read_input_script): Update declaration.
7130 2009-03-10 Nick Clifton <nickc@redhat.com>
7132 * po/es.po: New Spanish translation.
7134 2009-03-06 Cary Coutant <ccoutant@google.com>
7136 * options.cc (parse_short_option): Keep dash_z from registering itself.
7138 2009-03-03 Ian Lance Taylor <iant@google.com>
7141 * target-reloc.h (relocate_section): Pass output_section to
7143 * i386.cc (Target_i386::should_apply_static_reloc): Add
7144 output_section parameter. Change all callers.
7145 (Target_i386::Relocate::relocate): Add output_section parameter.
7146 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7147 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7148 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7149 * testsuite/two_file_shared.sh: New script.
7150 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7151 (check_DATA): Add two_file_shared.dbg.
7152 (two_file_shared.dbg): New target.
7153 * testsuite/Makefile.in: Rebuild.
7155 2009-03-01 Ian Lance Taylor <iant@google.com>
7157 * configure.ac: Check for byteswap.h.
7158 * configure: Rebuild.
7159 * config.in: Rebuild.
7161 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7163 * layout.cc (Layout::find_or_add_kept_section): New function.
7164 (Layout::add_comdat): Removed.
7165 * layout.h (struct Kept_section): Move out of class Layout.
7166 Remove trailing underscores from field names. Add group_sections
7167 field. Rename group_ field to is_group. Change all uses.
7168 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7169 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7170 comdat_groups_ field.
7171 (Sized_relobj::include_section_group): Use
7172 find_or_add_kept_section and Kept_section::group_sections.
7173 (Sized_relobj::include_linkonce_section): Likewise.
7174 * object.cc (class Sized_relobj): Don't define Comdat_group or
7175 Comdat_group_table. Remove find_comdat_group and
7176 add_comdat_group. Remove comdat_groups_ field.
7177 * plugin.cc (include_comdat_group): Use
7178 Layout::find_or_add_kept_section.
7180 2009-02-28 Ian Lance Taylor <iant@google.com>
7182 * README: --gc-sections and map files are now supported. Document
7183 some build requirements.
7186 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7187 relocatable link set the value of the section symbol to zero.
7188 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7189 relocatable link don't include the section address in the local
7192 2009-02-27 Ian Lance Taylor <iant@google.com>
7195 * options.h (class Search_directory): Add is_system_directory.
7196 (class General_options): Declare is_in_system_directory.
7197 * options.cc (get_relative_sysroot): Make static.
7198 (get_default_sysroot): Make static.
7199 (General_optoins::is_in_system_directory): New function.
7200 * fileread.cc (Input_file::is_in_system_directory): New function.
7201 * fileread.h (class Input_file): Declare is_in_system_directory.
7202 * object.h (class Object): Add is_in_system_directory.
7203 (class Input_objects): Remove system_library_directory_ field.
7204 * object.cc (Input_objects::add_object): Don't set
7205 system_library_directory_.
7206 (input_objects::found_in_system_library_directory): Remove.
7207 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7208 parameter. Change all callers.
7209 (Symbol_table::sized_write_globals): Likewise.
7210 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7211 Call Object::is_in_system_directory.
7212 * symtab.h (class Symbol_table): Update declarations.
7215 * descriptors.h (Open_descriptor): Add is_on_stack field.
7216 * descriptors.cc (Descriptors::open): If the descriptor is on the
7217 top of the stack, remove it. Initialize is_on_stack field.
7218 (Descriptors::release): Only add pod to stack if it is not on the
7220 (Descriptors::close_some_descriptor): Clear stack_next and
7224 * output.cc (Output_section::find_starting_output_address): Rename
7225 from starting_output_address; add PADDR parameter; change return
7227 * output.h (class Output_section): Declare
7228 find_starting_output_address instead of starting_output_address.
7229 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7230 section symbol for which we can't find a merge section.
7233 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7234 hidden or internal, force the symbol to be local.
7235 * resolve.cc (Symbol::override_visibility): Define.
7236 (Symbol::override_base): Use override_visibility.
7237 (Symbol_table::resolve): Likewise.
7238 (Symbol::override_base_with_special): Likewise.
7239 (Symbol_table::override_with_special): If the visibility is hidden
7240 or internal, force the symbol to be local.
7241 * symtab.h (class Symbol): Add set_visibility and
7242 override_visibility.
7243 * testsuite/ver_test_1.sh: New file.
7244 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7245 (check_DATA): Add ver_test_1.syms.
7246 (ver_test_1.syms): New target.
7247 * testsuite/Makefile.in: Rebuild.
7249 2009-02-25 Cary Coutant <ccoutant@google.com>
7251 * layout.cc (Layout::choose_output_section): Don't rename sections
7252 when using a linker script that has a SECTIONS clause.
7253 * Makefile.in: Regenerate.
7255 * testsuite/Makefile.am (script_test_5.sh): New test case.
7256 * testsuite/Makefile.in: Regenerate.
7257 * testsuite/script_test_5.cc: New file.
7258 * testsuite/script_test_5.sh: New file.
7259 * testsuite/script_test_5.t: New file.
7261 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7263 * archive.cc (Archive::include_member): Update calls to add_symbols.
7264 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7265 the Layout argument.
7266 * dynobj.h (do_add_symbols): Add the Layout argument.
7267 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7269 * object.h (Object::add_symbols): Add the Layout argument.
7270 (Object::do_add_symbols): Add the Layout argument.
7271 (Sized_relobj::do_add_symbols): Add the Layout argument.
7272 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7273 Unify the two versions.
7274 (Add_plugin_symbols): Remove.
7275 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7276 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7277 (Add_plugin_symbols): Remove.
7278 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7279 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7280 (Add_symbols::run): Make it work with Pulginobj.
7282 2009-02-06 Ian Lance Taylor <iant@google.com>
7284 * object.cc (Sized_relobj::do_layout): Make info message start
7285 with lower case letter.
7287 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7289 * binary.cc: Fix file comment.
7291 * options.h (enum Incremental_disposition): Define.
7292 (class General_options): Add new options: --incremental,
7293 --incremental_changed, --incremental_unchanged,
7294 --incremental_unknown. Add incremental_disposition_ and
7295 implicit_incremental_ fields.
7296 (General_options::incremental_disposition): New function.
7297 (class Position_dependent_options): Add incremental_disposition
7299 (Position_dependent_options::copy_from_options): Set incremental
7301 * options.cc (General_options::parse_incremental_changed): New
7303 (General_options::parse_incremental_unchanged): New function.
7304 (General_options::parse_incremental_unknown): New function.
7305 (General_options::General_options): Initialize new fields
7306 incremental_disposition_ and implicit_incremental_.
7307 (General_options::finalize): Check for uasge of --incremental-*
7308 without --incremental.
7310 2009-02-06 Chris Demetriou <cgd@google.com>
7312 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7313 pointer and to report location as the file name associated with
7315 (gold_undefined_symbol_at_location): New function to replace the
7316 old gold_undefined_symbol functionality.
7317 * target-reloc.h (relocate_section): Update to use
7318 gold_undefined_symbol_at_location.
7319 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7320 Call gold_undefined_symbol function rather than gold_error.
7321 * errors.h (Errors::undefined_symbol): Take location as a
7322 string, rather than calculating it from a relocation.
7323 * errors.cc (Errors::fatal): Print "fatal error:" before the
7325 (Errors::error, Errors::error_at_location): Print "error: "
7326 before the formatted message.
7327 (Errors::undefined_symbol): Take location as a string, rather
7328 than calculating it from a relocation.
7329 (gold_undefined_symbol_at_location): New function akin to
7330 old gold_undefined_symbol, calculates location from relocation.
7331 (gold_undefined_symbol): Change to take only a Symbol pointer
7332 and to report location as the file name associated with the symbol.
7333 * testsuite/debug_msg.sh: Update for changed error messages.
7334 * testsuite/undef_symbol.sh: Likewise.
7336 2009-02-04 Duncan Sands <baldrick@free.fr>
7339 * reduced_debug_output.h
7340 (Output_reduced_debug_abbrev_section::failed): Use format for
7342 (Output_reduced_debug_info_section::faild): Likewise.
7344 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7346 * script.cc (Lazy_demangler): New class.
7347 (Version_script_info::get_symbol_version_helper): Demangle a
7350 2009-01-29 Cary Coutant <ccoutant@google.com>
7352 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7354 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7356 2009-01-28 Ian Lance Taylor <iant@google.com>
7358 * version.cc (version_string): Bump to 1.9.
7360 * gold.h: Include <cstring> and <stdint.h>.
7361 * version.cc: Include <cstdio>.
7362 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7364 * reduced_debug_output.cc (insert_into_vector): Rename from
7365 Insert_into_vector; change all callers. Use Swap_unaligned to
7366 avoid aliasing issue; remove union since it is unnecessary.
7368 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7370 * Makefile.am (CCFILES): Add gc.cc.
7372 * Makefile.in: Regenerate.
7373 * gold.cc (Gc_runner): New class.
7374 (queue_initial_tasks): Call garbage collection related tasks
7375 when corresponding options are invoked.
7376 (queue_middle_gc_tasks): New function.
7377 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7378 processed early before laying out sections during garbage collection.
7379 * gold.h (queue_middle_gc_tasks): New function.
7380 (is_prefix_of): Move from "layout.cc".
7381 * i386.cc (Target_i386::gc_process_relocs): New function.
7382 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7383 * main.cc (main): Create object of class "Garbage_collection".
7384 * object.cc (Relobj::copy_symbols_data): New function.
7385 (Relobj::is_section_name_included): New function.
7386 (Sized_relobj::do_layout): Allow this function to be called twice
7387 during garbage collection and defer layout of section during the
7389 * object.h (Relobj::get_symbols_data): New function.
7390 (Relobj::is_section_name_included): New function.
7391 (Relobj::copy_symbols_data): New function.
7392 (Relobj::set_symbols_data): New function.
7393 (Relobj::get_relocs_data): New function.
7394 (Relobj::set_relocs_data): New function.
7395 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7396 (Relobj::gc_process_relocs): New function.
7397 (Relobj::do_gc_process_relocs): New pure virtual function.
7398 (Relobj::sd_): New data member.
7399 (Sized_relobj::is_output_section_offset_invalid): New function.
7400 (Sized_relobj::do_gc_process_relocs): New function.
7401 * options.h (General_options::gc_sections): Modify to not be a no-op.
7402 (General_options::print_gc_sections): New option.
7403 * plugin.cc (Plugin_finish::run): Remove function call to
7404 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7405 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7406 * reloc.cc (Read_relocs::run): Add task to process relocs and
7407 determine unreferenced sections when doing garbage collection.
7408 (Gc_process_relocs): New class.
7409 (Sized_relobj::do_gc_process_relocs): New function.
7410 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7411 sections that are garbage collected.
7412 * reloc.h (Gc_process_relocs): New class.
7413 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7414 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7415 symbols whose corresponding sections are garbage collected.
7416 (Symbol_table::Symbol_table): Add new parameter for the garbage
7418 (Symbol_table::gc_mark_undef_symbols): New function.
7419 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7420 (Symbol_table::gc_mark_dyn_syms): New function.
7421 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7423 (Symbol_table::add_from_object): Likewise.
7424 (Symbol_table::add_from_relobj): When building shared objects, do not
7425 treat externally visible symbols as garbage.
7426 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7427 table information for static and relocatable links.
7428 * symtab.h (Symbol_table::set_gc): New function.
7429 (Symbol_table::gc): New function.
7430 (Symbol_table::gc_mark_undef_symbols): New function.
7431 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7432 (Symbol_table::gc_mark_dyn_syms): New function.
7433 (Symbol_table::gc_): New data member.
7434 * target.h (Sized_target::gc_process_relocs): New pure virtual
7436 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7437 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7439 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7441 * options.h (General_options::gc_sections): Define as a no-op for now.
7442 (General_options::no_keep_memory): Ditto.
7443 (General_options::Bshareable): Define.
7444 * options.cc (General_options::finalize): Honor -Bshareable.
7446 2009-01-20 Andreas Schwab <schwab@suse.de>
7448 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7449 read the value in the contents, since we don't use it. Use the
7450 template endianness when writing.
7451 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7453 2009-01-19 Andreas Schwab <schwab@suse.de>
7455 * configure.tgt (powerpc64-*): Fix targ_obj.
7457 2009-01-15 Ian Lance Taylor <iant@google.com>
7459 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7460 local symbols when stripping all symbols.
7462 2009-01-14 Cary Coutant <ccoutant@google.com>
7464 * output.cc (Output_reloc): Add explicit instantiations.
7466 2009-01-14 Cary Coutant <ccoutant@google.com>
7468 * archive.cc (Archive::get_elf_object_for_member): Remove call
7469 to File_read::claim_for_plugin.
7470 * descriptors.cc (Descriptors::open): Remove reference to
7472 (Descriptors::claim_for_plugin): Remove.
7473 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7474 (Descriptors::is_claimed): Remove.
7475 (claim_descriptor_for_plugin): Remove.
7476 * fileread.cc (File_read::claim_for_plugin): Remove.
7477 * fileread.h (File_read::claim_for_plugin): Remove.
7478 (File_read::descriptor): Reopen descriptor if necessary.
7479 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7480 (Plugin_manager::all_symbols_read): Add task parameter. Change
7482 (Plugin_manager::get_input_file): New function.
7483 (Plugin_manager::release_input_file): New function.
7484 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7485 corresponding data member.
7486 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7487 and pass to base constructor. Change all callers.
7488 (get_input_file, release_input_file): New functions.
7489 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7490 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7491 (Plugin_manager::all_symbols_read): Add task parameter.
7492 (Plugin_manager::get_input_file): New function.
7493 (Plugin_manager::release_input_file): New function.
7494 (Plugin_manager::task_): New data member.
7495 (Pluginobj::Pluginobj): Add filesize parameter.
7496 (Pluginobj::filename): New function.
7497 (Pluginobj::descriptor): New function.
7498 (Pluginobj::filesize): New function.
7499 (Pluginobj::filesize_): New data member.
7500 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7501 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7502 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7504 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7505 with archive libraries.
7506 * testsuite/Makefile.in: Regenerate.
7507 * testsuite/plugin_test.c (struct sym_info): New type.
7508 (get_input_file, release_input_file): New static variables.
7509 (onload): Capture new transfer vector entries.
7510 (claim_file_hook): Stop reading at end of file according to filesize.
7511 Factor out parsing of readelf output into separate function.
7512 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7513 APIs and get the source file name from the symbol table. Convert
7514 source file name to corresponding object file name. Print info
7515 message when adding new input files.
7516 (parse_readelf_line): New function.
7517 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7518 * testsuite/plugin_test_2.sh: Likewise.
7519 * testsuite/plugin_test_3.sh: Likewise.
7520 * testsuite/plugin_test_4.sh: New test case.
7522 2009-01-07 Ian Lance Taylor <iant@google.com>
7524 * version.cc (version_string): Bump to 1.8.
7526 2008-12-23 Cary Coutant <ccoutant@google.com>
7528 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7529 * plugin.cc (Plugin_manager::finish): Rename as
7530 layout_deferred_objects. Move cleanup to separate function.
7531 (Plugin_manager::cleanup): New function.
7532 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7534 * plugin.h (Plugin_manager::finish): Rename as
7535 layout_deferred_objects.
7536 (Plugin_manager::cleanup): New function.
7537 (Plugin_manager::cleanup_done): New field.
7539 2008-12-23 Cary Coutant <ccoutant@google.com>
7541 * plugin.cc (is_visible_from_outside): New function.
7542 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7543 so we don't return "IR only" status for exported symbols or -r links.
7545 * testsuite/Makefile.am (plugin_test_3): New test case.
7546 * testsuite/Makefile.in: Regenerate.
7547 * testsuite/plugin_test_3.sh: New file.
7549 2008-12-22 Cary Coutant <ccoutant@google.com>
7551 * object.cc (Sized_relobj::layout_section): New function.
7552 (Sized_relobj::do_layout): Defer layout of input sections until after
7553 plugin has provided replacement files.
7554 (Sized_relobj::do_layout_deferred_sections): New function.
7555 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7556 (Relobj::layout_deferred_sections): New function.
7557 (Relobj::do_layout_deferred_sections): New function.
7558 (Sized_relobj::do_layout_deferred_sections): New function.
7559 (Sized_relobj::layout_section): New function.
7560 (Sized_relobj::Deferred_layout): New structure.
7561 (Sized_relobj::deferred_layout_): New field.
7562 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7563 Change all callers. Layout deferred sections.
7564 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7566 (Plugin_hook::run): Move code from do_plugin_hook inline.
7567 (Plugin_hook::do_plugin_hook): Remove.
7568 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7569 (Plugin_manager::finish): Renamed, was cleanup.
7570 (Plugin_manager::should_defer_layout): New function.
7571 (Plugin_manager::add_deferred_layout_object): New function.
7572 (Plugin_manager::Deferred_layout_list): New type.
7573 (Plugin_manager::deferred_layout_objects_): New field.
7574 (Plugin_hook::do_plugin_hook): Remove.
7576 2008-12-17 Ian Lance Taylor <iant@google.com>
7578 * options.h (class General_options): Add --no case for
7581 2008-12-16 Cary Coutant <ccoutant@google.com>
7583 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7585 (Plugin_manager::claim_file): Create plugin object even if
7586 plugin did not call the add_symbols callback.
7587 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7588 asking for more symbols than were added.
7589 * testsuite/Makefile.am (plugin_test_1): Add test case with
7591 (empty.syms): New target.
7592 * testsuite/Makefile.in: Regenerate.
7593 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7594 message. Don't call add_symbols if no globals.
7595 (all_symbols_read_hook): Don't provide replacement for empty
7598 2008-12-12 Ian Lance Taylor <iant@google.com>
7600 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7601 r_type == 0 for a local symbol with r_sym == 0.
7602 (scan_relocatable_relocs): Pass r_sym to
7603 local_non_section_strategy.
7604 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7607 * configure.ac: Update test for TLS descriptors: they are
7608 supported as of glibc 2.9.
7609 * configure: Rebuild.
7611 2008-12-11 Ian Lance Taylor <iant@google.com>
7614 * target-reloc.h (Default_scan_relocatable_relocs): For each
7615 function, map r_type == 0 to RELOC_DISCARD.
7617 2008-12-10 Cary Coutant <ccoutant@google.com>
7619 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7620 object to override a kept COMDAT group from a plugin object.
7622 2008-12-09 Ian Lance Taylor <iant@google.com>
7625 * yyscript.y (file_cmd): Handle INPUT.
7627 * testsuite/initpri1.c: Change all declarations to be full
7628 prototypes by adding void, to avoid compiler warnings.
7630 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7632 * options.cc (General_options::parse_plugin_opt): New.
7633 (General_options::add_plugin): The argument now is just the filename.
7634 (General_options::add_plugin_option): New.
7635 * options.h (plugin_opt): New.
7636 (add_plugin): Change argument name.
7637 (add_plugin_option): New.
7638 * plugin.cc (Plugin::load): Don't parse the plugin option.
7639 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7640 (Plugin::add_option): New.
7641 (Plugin::args_): Change type.
7642 (Plugin::filename_): New.
7643 (Plugin_manager::add_plugin_option): New.
7644 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7645 * testsuite/Makefile.in: Regenerate.
7647 2008-12-05 Cary Coutant <ccoutant@google.com>
7649 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7650 Handle --strip-lto-sections option.
7651 * options.h (strip_lto_sections): New option.
7653 2008-12-01 Cary Coutant <ccoutant@google.com>
7655 * plugin.cc (ld_plugin_message): Change format parameter to const.
7656 Fix mismatch between new[] and delete.
7658 2008-11-14 Cary Coutant <ccoutant@google.com>
7660 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7663 2008-11-05 Craig Silverstein <csilvers@google.com>
7665 * options.cc (General_options::parse_dynamic_list): New function.
7666 * options.h (General_options): New flags dynamic_list,
7667 dynamic_list_data, dynamic_list_cpp_new, and
7668 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7669 (General_options::in_dynamic_list): New function.
7670 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7671 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7672 (Lex::can_continue_name): Likewise.
7674 (read_script_file): New parameter script_options.
7675 (read_dynamic_list): New function.
7676 (Script_options::define_dynamic_list): New function.
7677 (dynamic_list_keyword_parsecodes): New variable.
7678 (dynamic_list_keywords): New variable.
7679 * script.h (Script_options::define_dynamic_list): New function
7681 (read_dynamic_list): New function prototype.
7682 * symtab.cc (strprefix): New macro.
7683 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7684 dynamic_list_data, dynamic_list_cpp_new, and
7685 dynamic_list_cpp_typeinfo.
7686 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7687 (dynamic_list_expr): New rule.
7688 (dynamic_list_nodes): Likewise.
7689 (dynamic_list_node): Likewise.
7690 * testsuite/Makefile.am (dynamic_list): New test.
7691 * testsuite/Makefile.in: Regenerated.
7692 * testsuite/dynamic_list.t: New file.
7693 * testsuite/dynamic_list.sh: New file.
7695 2008-11-05 Craig Silverstein <csilvers@google.com>
7697 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7698 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7699 (t11_last): Likewise.
7700 * testsuite/ver_test_6.c (main): Likewise.
7702 2008-10-07 Cary Coutant <ccoutant@google.com>
7704 * options.c (General_options::finalize): Add check for -static and
7706 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7709 2008-10-02 Cary Coutant <ccoutant@google.com>
7711 * plugin.cc (make_sized_plugin_object): Fix conditional
7712 compilation to work when not all targets are enabled.
7714 2008-09-29 Cary Coutant <ccoutant@google.com>
7716 * archive.cc (Archive::get_file_and_offset): Use filename instead
7717 of name to get library path.
7718 (Archive::include_member): Unlock external member of a thin archive.
7720 * testsuite/Makefile.am (TEST_AR): New variable.
7721 (thin_archive_test_1): New test.
7722 (thin_archive_test_2): New test.
7723 * testsuite/Makefile.in: Regenerate.
7724 * testsuite/thin_archive_main.cc: New file.
7725 * testsuite/thin_archive_test_1.cc: New file.
7726 * testsuite/thin_archive_test_2.cc: New file.
7727 * testsuite/thin_archive_test_3.cc: New file.
7728 * testsuite/thin_archive_test_4.cc: New file.
7730 2008-09-29 Cary Coutant <ccoutant@google.com>
7732 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7733 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7735 (Sized_relobj::do_finalize_local_symbols): Likewise.
7736 (Sized_relobj::map_to_kept_section): Likewise.
7737 * object.h (Sized_relobj::invalid_address): New constant.
7738 (Sized_relobj::do_output_section_offset): Check for invalid_address
7740 * output.cc (Output_reloc::local_section_offset): Use constant
7741 invalid_address instead of -1U.
7742 (Output_reloc::get_address): Likewise.
7743 (Output_section::output_address): Change -1U to -1ULL.
7744 * output.h (Output_reloc::invalid_address): New constant.
7745 * reloc.cc (Sized_relobj::write_sections): Use constant
7746 invalid_address instead of -1U.
7747 (Sized_relobj::relocate_sections): Likewise.
7748 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7749 values for merge sections.
7750 * target-reloc.h (relocate_for_relocatable): Use constant
7751 invalid_address instead of -1U.
7753 2008-09-19 Cary Coutant <ccoutant@google.com>
7755 Add plugin functionality for link-time optimization (LTO).
7756 * configure.ac (plugins): Add --enable-plugins option.
7757 * configure: Regenerate.
7758 * config.in: Regenerate.
7759 * Makefile.am (LIBDL): New variable.
7760 (CCFILES): Add plugin.cc.
7761 (HFILES): Add plugin.h.
7762 (ldadd_var): Add LIBDL.
7763 * Makefile.in: Regenerate.
7765 * archive.cc: Include "plugin.h".
7766 (Archive::setup): Don't preread archive symbols when using a plugin.
7767 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7768 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7770 (Archive::include_member): Add symbols from plugin objects.
7771 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7772 * descriptors.cc (Descriptors::open): Check for file descriptors
7773 abandoned by plugins.
7774 (Descriptors::claim_for_plugin): New function.
7775 * descriptors.h (Descriptors::claim_for_plugin): New function.
7776 (Open_descriptor::is_claimed): New field.
7777 (claim_descriptor_for_plugin): New function.
7778 * fileread.cc (File_read::claim_for_plugin): New function.
7779 * fileread.h (File_read::claim_for_plugin): New function.
7780 (File_read::descriptor): New function.
7781 * gold.cc: Include "plugin.h".
7782 (queue_initial_tasks): Add task to call plugin hooks for generating
7784 * main.cc: Include "plugin.h".
7785 (main): Load plugin libraries.
7786 * object.h (Pluginobj): Declare.
7787 (Object::pluginobj): New function.
7788 (Object::do_pluginobj): New function.
7789 (Object::set_target): New function.
7790 * options.cc: Include "plugin.h".
7791 (General_options::parse_plugin): New function.
7792 (General_options::General_options): Initialize plugins_ field.
7793 (General_options::add_plugin): New function.
7794 * options.h (Plugin_manager): Declare.
7795 (General_options): Add --plugin option.
7796 (General_options::has_plugins): New function.
7797 (General_options::plugins): New function.
7798 (General_options::add_plugin): New function.
7799 (General_options::plugins_): New field.
7800 * plugin.cc: New file.
7801 * plugin.h: New file.
7802 * readsyms.cc: Include "plugin.h".
7803 (Read_symbols::do_read_symbols): Check for archive before checking
7804 for ELF file. Call plugin hooks to claim files.
7805 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7806 from a real object file; force override when processing replacement
7808 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7809 (Symbol::init_base_object): Likewise.
7810 (Symbol::init_base_output_data): Likewise.
7811 (Symbol::init_base_output_segment): Likewise.
7812 (Symbol::init_base_constant): Likewise.
7813 (Symbol::init_base_undefined): Likewise.
7814 (Symbol::output_section): Assert that object is not a plugin.
7815 (Symbol_table::add_from_pluginobj): New function.
7816 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7818 (Symbol_table::sized_write_globals): Likewise.
7819 (Symbol_table::add_from_pluginobj): Instantiate template.
7820 * symtab.h (Sized_pluginobj): Declare.
7821 (Symbol::in_real_elf): New function.
7822 (Symbol::set_in_real_elf): New function.
7823 (Symbol::in_real_elf_): New field.
7824 (Symbol_table::add_from_pluginobj): New function.
7826 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7827 (LIBDL): New variable.
7829 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7830 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7831 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7832 (MOSTLYCLEANFILES): Likewise.
7833 * testsuite/Makefile.in: Regenerate.
7834 * testsuite/plugin_test.c: New file.
7835 * testsuite/plugin_test_1.sh: New file.
7836 * testsuite/plugin_test_2.sh: New file.
7838 2008-09-16 Ian Lance Taylor <iant@google.com>
7840 * target-reloc.h (relocate_section): Check whether a symbol is
7841 defined by the ABI before reporting an undefined symbol error.
7842 * target.h (Target::is_defined_by_abi): Make parameter const.
7843 (Target::do_is_defined_by_abi): Likewise.
7844 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7845 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7846 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7847 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7848 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7849 * testsuite/Makefile.in: Rebuild.
7851 * fileread.cc (make_view): Add casts to avoid warning.
7853 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7855 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7856 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7858 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7860 * options.h (General_options::output_is_executable): New.
7861 (General_options::output_is_pie): New.
7862 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7863 for shared libraries.
7864 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7866 2008-09-11 Chris Demetriou <cgd@google.com>
7868 * options.h (origin): New -z option.
7869 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7870 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7873 2008-09-05 Cary Coutant <ccoutant@google.com>
7875 * fileread.cc (File_read::make_view): Add check for attempt to map
7878 2008-09-05 Cary Coutant <ccoutant@google.com>
7880 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7881 explicit instantiations.
7883 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7886 * options.cc (General_options::finalize): Allow undefined symbols
7887 in shlibs if linking -shared.
7890 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7891 symbols as not needing a dynsym entry.
7893 2008-08-20 Craig Silverstein <csilvers@google.com>
7895 * fileread.cc (File_read::open): Do not lock the file unless it
7896 was successfully opened.
7898 2008-08-14 Cary Coutant <ccoutant@google.com>
7900 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7901 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7902 * testsuite/tls_test.cc (struct int128): 128-bit struct
7903 for testing TLS relocs with non-zero addend.
7904 (v12): New TLS variable.
7906 (t_last): Add check for v12.
7907 * testsuite/tls_test.h (t12): New function.
7908 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7910 2008-08-13 Ian Lance Taylor <iant@google.com>
7912 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7913 set tls_segment_ or relro_segment_.
7914 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7916 * output.h (Output_section::clear_is_relro): New function.
7917 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7918 sections specially even when output_data_ is empty.
7919 (Output_segment::maximum_alignment): When first section is relro,
7920 only force alignment for PT_LOAD segments.
7921 * script.cc (script_data_segment_align): New function.
7922 (script_data_segment_relro_end): New function.
7923 * script-c.h (script_data_segment_align): Declare.
7924 (script_data_segment_relro_end): Declare.
7925 * script-sections.h (class Script_sections): Declare
7926 data_segment_align and data_segment_relro_end. Add fields
7927 segment_align_index_ and saw_relro_end_.
7928 * script-sections.cc (class Sections_element): Add set_is_relro
7929 virtual function. Add new bool* parameter to place_orphan_here.
7930 Add get_output_section virtual function.
7931 (class Output_section_definition): Add set_is_relro. Add new
7932 bool* parameter to place_orphan_here. Add get_output_section.
7933 Add is_relro_ field.
7934 (Output_section_definition::Output_section_definition): Initialize
7935 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7936 and is_relro_ fields.
7937 (Output_section_definition::place_orphan_here): Add is_relro
7939 (Output_section_definition::set_section_addresses): Set relro for
7941 (Output_section_definition::alternate_constraint): Likewise.
7942 (class Orphan_output_section): Add new bool* parameter to
7943 place_orphan_here. Add get_output_section.
7944 (Orphan_output_section::place_orphan_here): Add is_relro
7946 (Script_sections::Script_sections): Initialize
7947 data_segment_align_index_ and saw_relro_end_.
7948 (Script_sections::data_segment_align): New function.
7949 (Script_sections::data_segment_relro_end): New function.
7950 (Script_sections::place_orphan): Set or clear is_relro.
7951 (Script_sections::set_section_addresses): Force alignment of first
7953 * yyscript.y (exp): Call script_data_segment_align and
7954 script_data_segment_relro_end.
7955 * testsuite/relro_script_test.t: New file.
7956 * testsuite/relro_test.cc (using_script): Declare.
7957 (t1, t2): Test using_script.
7958 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7959 (relro_script_test_SOURCES): Define.
7960 (relro_script_test_DEPENDENCIES): Define.
7961 (relro_script_test_LDFLAGS): Define.
7962 (relro_script_test_LDADD): Define.
7963 (relro_script_test.so): New target.
7964 * testsuite/Makefile.in: Rebuild.
7966 2008-08-06 Cary Coutant <ccoutant@google.com>
7968 * archive.cc (Archive::total_archives, Archive::total_members)
7969 (Archive::total_members_loaded): New variables.
7970 (Archive::setup): Add parameter. Add option to preread
7972 (Archive::read_armap): Add counter.
7973 (Archive::get_file_and_offset): New function.
7974 (Archive::get_elf_object_for_member): New function.
7975 (Archive::read_all_symbols): New function.
7976 (Archive::read_symbols): New function.
7977 (Archive::add_symbols): Add counters.
7978 (Archive::include_all_members): Use armap to find members if it's
7980 (Archive::include_member): Skip reading symbols if already read.
7981 Factored code into Archive::get_file_and_offset and
7982 Archive::get_elf_object_for_member. Changed call to
7983 Mapfile::report_include_archive_member.
7984 (Archive::print_stats): New function.
7985 * archive.h: Declare Object and Read_symbols_data classes.
7986 (Archive::Archive): Add initializers for new members.
7987 (Archive::setup): Add parameter.
7988 (Archive::print_stats): New function.
7989 (Archive::total_archives, Archive::total_members)
7990 (Archive::total_members_loaded): New variables.
7991 (Archive::get_file_and_offset): New function.
7992 (Archive::get_elf_object_for_member): New function.
7993 (Archive::read_all_symbols): New function.
7994 (Archive::read_symbols): New function.
7995 (Archive::Archive_member): New class.
7996 (Archive::members_): New member.
7997 (Archive::num_members_): New member.
7998 * main.cc: Include archive.h.
7999 (main): Call Archive::print_stats.
8000 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8001 archive parameter; member_name is now the fully-decorated name.
8002 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8003 * options.h: (General_options): Add --preread-archive-symbols option.
8004 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8007 2008-08-04 Ian Lance Taylor <iant@google.com>
8009 * symtab.h (Symbol::use_plt_offset): New function.
8010 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8011 * powerpc.cc (Relocate::relocate): Likewise.
8012 * sparc.cc (Relocate::relocate): Likewise.
8013 * x86_64.cc (Relocate::relocate): Likewise.
8014 * testsuite/weak_plt.sh: New test.
8015 * testsuite/weak_plt_main.cc: New test.
8016 * testsuite/weak_plt_shared.cc: New test.
8017 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8018 (check_PROGRAMS): Add weak_plt.
8019 (check_DATA): Add weak_plt_shared.so.
8020 (weak_plt_main_pic.o, weak_plt): New targets.
8021 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8022 * testsuite/Makefile.in: Rebuild.
8024 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8026 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8027 * testsuite/Makefile.in: Rebuild.
8029 2008-08-04 Alan Modra <amodra@bigpond.net.au>
8031 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8032 * Makefile.in: Regenerate.
8033 * po/POTFILES.in: Regenerate.
8035 2008-07-29 Ian Lance Taylor <iant@google.com>
8037 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8038 symbols before other symbols.
8039 * testsuite/script_test_2.cc (test_addr): Declare.
8040 (test_addr_alias): Declare.
8041 (main): Check that test_addr and test_addr_alias have the right
8043 * testsuite/script_test_2.t: Define test_addr_alias and
8046 2008-07-24 Ian Lance Taylor <iant@google.com>
8049 * descriptors.cc: New file.
8050 * descriptors.h: New file.
8051 * gold-threads.h (class Hold_optional_lock): New class.
8052 * fileread.cc: Include "descriptors.h".
8053 (File_read::~File_read): Release descriptor rather than closing
8055 (File_read::open) [file]: Call open_descriptor rather than open.
8056 Set is_descriptor_opened_.
8057 (File_read::open) [memory]: Assert that descriptor is not open.
8058 (File_read::reopen_descriptor): New function.
8059 (File_read::release): Release descriptor.
8060 (File_read::do_read): Make non-const. Reopen descriptor.
8061 (File_read::read): Make non-const.
8062 (File_read::make_view): Reopen descriptor.
8063 (File_read::do_readv): Likewise.
8064 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8065 Update declarations.
8066 * layout.cc: Include "descriptors.h".
8067 (Layout::create_build_id): Use open_descriptor rather than open.
8068 * output.cc: Include "descriptors.h".
8069 (Output_file::open): Use open_descriptor rather than open.
8070 * archive.cc (Archive::const_iterator): Change Archive to be
8072 (Archive::begin, Archive::end): Make non-const.
8073 (Archive::count_members): Likewise.
8074 * archive.h (class Archive): Update declarations.
8075 * object.h (Object::read): Make non-const.
8076 * Makefile.am (CCFILES): Add descriptors.cc.
8077 (HFILES): Add descriptors.h.
8078 * Makefile.in: Rebuild.
8081 * gold.h: Always include <clocale>. Add Solaris workarounds
8082 following code in binutils/sysdep.h.
8085 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8086 this->eh_frame_hdr_ is NULL before using it.
8088 * dynobj.cc (Versions::Versions): Update comment.
8090 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8091 the base version name.
8093 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8094 array size plus one.
8095 (Stringpool_template::set_string_offsets): Subtract one from key
8096 before using it as an array index.
8097 (Stringpool_template::get_offset_with_length): Likewise.
8098 (Stringpool_template::write_to_buffer): Likewise.
8099 * stringpool.h (Stringpool_template::get_offset_from_key):
8102 2008-07-23 Ian Lance Taylor <iant@google.com>
8105 * object.h (Merged_symbol_value::value): Do our best to handle a
8109 * script.cc (Version_script_info::get_versions): Don't add empty
8110 version tag to return value.
8111 (Version_script_info::get_symbol_version_helper): Change return
8112 type to bool. Add pversion parameter. Change all callers.
8113 (script_register_vers_node): Don't require a non-NULL tag.
8114 * script.h (class Version_script_info): Update declarations.
8115 (Version_script_info::get_symbol_version): Change return type to
8116 bool. Add version parameter. Change all callers.
8117 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8118 handling. Handle an empty version from a version script.
8119 (Symbol_table::define_special_symbol): Likewise.
8120 * testsuite/ver_test_10.script: New file.
8121 * testsuite/ver_test_10.sh: New file.
8122 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8123 (check_DATA): Add ver_test_10.syms.
8124 (ver_test_10.syms, ver_test_10.so): New target.
8125 * testsuite/Makefile.in: Rebuild.
8127 2008-07-23 Simon Baldwin <simonb@google.com>
8129 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8130 to zero for undefined symbols from dynamic libraries.
8132 2008-07-23 Ian Lance Taylor <iant@google.com>
8134 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8136 * symtab.h (class Symbol_table): Update declaration.
8137 * testsuite/ver_test_9.cc: New file.
8138 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8139 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8140 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8141 (ver_test_9.so, ver_test_9.o): New targets.
8142 * testsuite/Makefile.in: Rebuild.
8144 2008-07-22 Ian Lance Taylor <iant@google.com>
8146 * options.h (class General_options): Define --check-sections.
8147 * layout.cc (Layout::set_segment_offsets): Handle
8150 * options.h (class General_options): Define -n/--nmagic and
8152 * options.cc (General_options::finalize): For -n/--nmagic or
8153 -N/--omagic, set -static.
8154 * layout.cc (Layout::attach_allocated_section_to_segment): If
8155 -N/--omagic, don't put read-only and read-write sections in
8157 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8158 finding a read-only segment.
8159 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8160 don't set the minimum segment alignment to the common page size,
8161 and don't set the file offset to the address modulo the page size.
8162 * script-sections.cc (Script_sections::create_segments): If
8163 -n/--omagic, don't put read-only and read-write sections in
8166 * cref.cc: New file.
8168 * options.h (class General_options): Add --print-symbol-counts.
8169 * main.cc (main): Issue defined symbol report if requested.
8170 * archive.cc (Archive::interpret_header): Make into a const member
8172 (Archive::add_symbols): Call Input_objects::archive_start and
8174 (Archive::const_iterator): Define new class.
8175 (Archive::begin, Archive::end): New functions.
8176 (Archive::include_all_members): Rewrite to use iterator.
8177 (Archive::count_members): New function.
8178 * archive.h (class Archive): Update declarations.
8179 (Archive::filename): New function.
8180 * object.cc: Include "cref.h".
8181 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8182 (Sized_relobj::do_get_global_symbol_counts): New function.
8183 (Input_objects::add_object): Add object to cross-referencer.
8184 (Input_objects::archive_start): New function.
8185 (Input_objects::archive_stop): New function.
8186 (Input_objects::print_symbol_counts): New function.
8187 * object.h: Declare Cref and Archive.
8188 (Object::get_global_symbol_counts): New function.
8189 (Object::do_get_global_symbol_counts): New pure virtual function.
8190 (class Sized_relobj): Add defined_count_ field. Update
8192 (class Input_objects): Add cref_ field. Update constructor.
8193 Update declarations.
8194 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8196 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8198 (Sized_dynobj::do_get_global_symbol_counts): New function.
8199 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8200 defined_count_. Update declarations. Define Symbols typedef.
8201 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8202 parameter. Change all callers.
8203 (Symbol_table::add_from_dynobj): Add sympointers and defined
8204 parameters. Change all callers.
8205 * symtab.h (class Symbol_table): Update declarations.
8206 * Makefile.am (CCFILES): Add cref.cc.
8207 (HFILES): Add cref.h.
8208 * Makefile.in: Rebuild.
8210 2008-07-22 Simon Baldwin <simonb@google.com>
8212 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8213 to zero when writing undefined symbols.
8215 2008-07-22 Ian Lance Taylor <iant@google.com>
8217 * output.cc (Output_section::add_input_section): Don't try to
8218 merge empty merge sections.
8220 2008-07-21 Craig Silverstein <csilvers@google.com>
8222 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8223 Include symbol version in error message.
8225 2008-07-20 Chris Demetriou <cgd@google.com>
8227 * configure.ac (gold_cv_c_random_seed): New configured variable.
8228 (RANDOM_SEED_CFLAGS): New substituted variable.
8229 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8230 * configure: Rebuild.
8231 * Makefile.in: Likewise.
8232 * testsuite/Makefile.in: Likewise.
8234 2008-07-18 Ian Lance Taylor <iant@google.com>
8236 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8237 where we see NAME/NULL and NAME/VERSION as separate symbols.
8238 * testsuite/ver_test_main.cc (main): Call t4.
8239 (t4, t4_2a): Define.
8240 * testsuite/ver_test_2.cc (t4_2): Define.
8241 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8242 * testsuite/ver_test_4.cc (t4_2a): Define.
8243 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8244 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8246 2008-07-17 Ian Lance Taylor <iant@google.com>
8248 * dynobj.cc (Versions::add_def): If we give an error about a
8249 missing version, go ahead and create the version anyhow.
8251 2008-07-10 Ian Lance Taylor <iant@google.com>
8253 Handle output sections with more than 0x7fffffff bytes.
8254 * object.h (class Relobj): Change map_to_output_ to
8255 output_sections_, and just keep a section pointer. Change all
8256 uses. Move comdat group support to Sized_relobj.
8257 (Relobj::is_section_specially_mapped): Remove.
8258 (Relobj::output_section): Remove poff parameter. Change all
8260 (Relobj::output_section_offset): New function.
8261 (Relobj::set_section_offset): Rewrite.
8262 (Relobj::map_to_output): Remove.
8263 (Relobj::output_sections): New function.
8264 (Relobj::do_output_section_offset): New pure virtual function.
8265 (Relobj::do_set_section_offset): Likewise.
8266 (class Sized_relobj): Add section_offsets_ field. Add comdat
8267 group support from Relobj. Update declarations.
8268 (Sized_relobj::get_output_section_offset): New function.
8269 (Sized_relobj::do_output_section_offset): New function.
8270 (Sized_relobj::do_set_section_offset): New function.
8271 * object.cc (Relobj::output_section_address): Remove.
8272 (Sized_relobj::Sized_relobj): Initialize new fields.
8273 (Sized_relobj::include_section_group): Cast find_kept_object to
8275 (Sized_relobj::include_linkonce_section): Likewise.
8276 (Sized_relobj::do_layout): Use separate arrays for output section
8278 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8280 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8281 output_sections and section_offsets.
8282 (Sized_relobj::write_local_symbols): Likewise.
8283 (map_to_kept_section): Compute output address directly.
8284 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8285 output_sections and section_offsets.
8286 (Sized_relobj::write_sections): Likewise.
8287 (Sized_relobj::relocate_sections): Likewise.
8288 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8289 * output.h (class Output_reloc): Update declarations. Change
8290 u2_.relobj to Sized_relobj*.
8291 (class Output_data_reloc): Change add functions to use
8293 * output.cc (Output_reloc::Output_reloc): Change relobj to
8295 (Output_reloc::local_section_offset): Change return type to
8296 Elf_Addr. Use get_output_section_offset.
8297 (Output_reloc::get_address): Likewise.
8298 (Output_section::is_input_address_mapped): Don't call
8299 is_section_specially_mapped.
8300 (Output_section::output_offset): Likewise.
8301 (Output_section::output_address): Likewise.
8302 (Output_section::starting_output_address): Likewise.
8303 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8304 parameter to Sized_relobj*.
8305 (Copy_relocs::need_copy_reloc): Likewise.
8306 (Copy_relocs::save): Likewise.
8307 * copy-relocs.h (class Copy_relocs): Update declarations.
8308 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8309 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8310 * target-reloc.h (relocate_for_relocatable): Change
8311 offset_in_output_section type to Elf_Addr. Change code that uses
8313 * layout.cc (Layout::layout): Always set *off.
8314 * mapfile.cc (Mapfile::print_input_section): Use
8315 output_section_offset.
8316 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8318 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8319 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8320 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8322 2008-07-03 Ian Lance Taylor <iant@google.com>
8324 * layout.cc (Layout::include_section): Do not discard unrecognized
8325 SHT_STRTAB sections.
8327 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8329 * script.cc (Lex::can_continue_name): Make '?' allowable in
8330 version-script names.
8331 * testsuite/version_script.map: Change glob pattern to use '?'
8333 2008-06-30 Manish Singh <yosh@gimp.org>
8336 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8339 2008-06-30 Ian Lance Taylor <iant@google.com>
8343 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8344 versions]: Don't try to read the value in the contents, since we
8345 don't use it. Use the template endianness when writing.
8347 2008-06-25 Cary Coutant <ccoutant@google.com>
8349 * fileread.cc (File_read::make_view): Assert on zero-length view.
8350 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8351 symbol table when there are no symbols to read.
8353 2008-06-23 Craig Silverstein <csilvers@google.com>
8355 * version.cc (version_string): Bump to 1.7
8357 2008-06-18 Craig Silverstein <csilvers@google.com>
8359 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8360 constant 0xFFFF to type Valtype.
8361 (Powerpc_relocate_functions::rel16_ha): Likewise.
8363 2008-06-17 Ian Lance Taylor <iant@google.com>
8365 * output.h (Output_section::Input_section): Initialize p2align_ to
8366 zero for Output_section_data constructors.
8367 (Output_section::Input_section::addralign): If not an input
8368 section, return the alignment of the Output_section_data.
8369 * testsuite/copy_test.cc: New file.
8370 * testsuite/copy_test_1.cc: New file.
8371 * testsuite/copy_test_2.cc: New file.
8372 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8373 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8374 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8375 (copy_test_1_pic.o, copy_test_1.so): New targets.
8376 (copy_test_2_pic.o, copy_test_2.so): New targets.
8377 * testsuite/Makefile.in: Rebuild.
8379 * script-sections.cc (Script_sections::place_orphan): Initialize
8380 local variable exact.
8382 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8384 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8386 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8387 David S. Miller <davem@davemloft.net>
8389 * powerpc.cc: New file.
8390 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8391 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8392 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8393 * Makefile.in: Rebuild.
8395 2008-06-09 Ian Lance Taylor <iant@google.com>
8397 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8399 (throwing, orig_terminate): New static variables.
8400 (terminate_handler): New static function.
8401 (t2): Set terminate handler.
8403 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8406 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8409 2008-05-30 Cary Coutant <ccoutant@google.com>
8411 * archive.cc (Archive::include_all_members) Correct to step
8412 over symbol table and extended name table in thin archives.
8414 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8417 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8420 2008-05-28 Caleb Howe <cshowe@google.com>
8422 * reduced_debug_output.cc: New file.
8423 * reduced_debug_output.h: New file.
8424 * options.h (class General_options): Add --strip-debug-non-line.
8425 * options.cc (General_options::finalize): Add strip_debug_non_line
8426 to the strip heirarchy.
8427 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8429 * layout.cc: Include "reduced_debug_output.h".
8430 (Layout::Layout): Initialize new fields.
8431 (line_only_debug_sections): New static array.
8432 (is_lines_only_debug_sections): New static inline function.
8433 (Layout::include_section): Handle --strip-debug-non-line.
8434 (Layout::make_output_section): If --strip-debug-non-line, build
8435 new output sections for .debug_abbrev and .debug_info.
8436 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8437 gold. Warn about possible overflow.
8438 (read_signed_LEB_128): Likewise.
8439 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8440 (read_signed_LEB_128): Declare.
8441 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8442 (HFILES): Add reduced_debug_output.h.
8443 * Makefile.in: Rebuild.
8445 2008-05-21 Ian Lance Taylor <iant@google.com>
8447 * mapfile.cc: New file.
8448 * mapfile.h: New file.
8449 * options.h (class General_options): Add -M/--print-map and -Map.
8450 * options.cc (General_options::finalize): Make -M equivalent to
8452 * main.cc: Include <cstdio> and "mapfile.h".
8453 (main): Open mapfile if requested.
8454 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8455 constructor. Change caller.
8456 (queue_initial_tasks): Add mapfile parameter. Change caller.
8457 (queue_middle_tasks): Likewise.
8458 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8460 * archive.cc: Include "mapfile.h".
8461 (Archive::add_symbols): Add mapfile parameter. Change all
8462 callers. Pass mapfile, symbol, and reason to include_member.
8463 (Archive::include_all_members): Add mapfile parameter. Change all
8465 (Archive::include_member): Add mapfile, sym, and why parameters.
8466 Change all callers. Report inclusion to map file.
8467 * archive.h: Include "fileread.h".
8468 (class Archive): Update declarations.
8469 (Archive::file): New const method.
8470 (class Add_archive_symbols): Add mapfile_ field. Update
8471 constructor. Change all callers.
8472 * readsyms.h (class Read_symbols): Likewise.
8473 (class Finish_group): Likewise.
8474 (class Read_script): Likewise.
8475 * common.cc: Include "mapfile.h".
8476 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8478 (Symbol_table::do_allocate_commons): Likewise.
8479 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8480 symbol allocation to mapfile.
8481 * common.h (class Allocate_commons_task): Add mapfile_ field.
8482 Update constructor. Change all callers.
8483 * symtab.h (class Symbol_table): Update declarations.
8484 * layout.cc: Include "mapfile.h".
8485 (Layout_task_runner::run): Print information to mapfile.
8486 (Layout::create_gold_note): Change Output_data_fixed_space to
8487 Output_data_zero_fill.
8488 (Layout::create_build_id): Likewise.
8489 (Layout::print_to_mapfile): New function.
8490 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8491 constructor. Change caller.
8492 (class Layout): Declare print_to_mapfile.
8493 * output.cc (Output_section::Input_section::print_to_mapfile): New
8495 (Output_section::add_input_section): If producing a map, always
8496 add to input_sections_ list.
8497 (Output_section::do_print_to_mapfile): New function.
8498 (Output_segment::print_sections_to_mapfile): New function.
8499 (Output_segment::print_section_list_to_mapfile): New function.
8500 * output.h: Include "mapfile.h".
8501 (Output_data::print_to_mapfile): New function.
8502 (Output_data::do_print_to_mapfile): New virtual function.
8503 (Output_segment_headers::do_print_to_mapfile): New function.
8504 (Output_file_header::do_print_to_mapfile): New function.
8505 (Output_data_const::do_print_to_mapfile): New function.
8506 (class Output_data_const_buffer): Add map_name_ field. Update
8507 constructor. Change all callers. Add do_print_to_mapfile
8509 (class Output_data_fixed_space): Likewise.
8510 (class Output_data_space): Likewise.
8511 (class Output_data_zero_fill): New class.
8512 (Output_data_strtab::do_print_to_mapfile): New function.
8513 (Output_data_reloc_base::do_print_to_mapfile): New function.
8514 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8515 (Output_data_group::do_print_to_mapfile): New function.
8516 (Output_data_got::do_print_to_mapfile): New function.
8517 (Output_data_dynamic::do_print_to_mapfile): New function.
8518 (Output_symtab_xindex::do_print_to_mapfile): New function.
8519 (class Output_section): Declare do_print_to_mapflie. Declare
8520 print_to_mapfile in Input_section.
8521 (class Output_segment): Declare new functions.
8522 * object.h (Sized_relobj::symbol_count): New function.
8523 * script-sections.cc
8524 (Output_section_element_dot_assignment::set_section_addresses):
8525 Change Output_data_fixed_space to Output_data_zero_fill.
8526 (Output_data_expression::do_print_to_mapfile): New function.
8527 * script.cc (read_input_script): Add mapfile parameter. Change
8529 * script.h (read_input_script): Update declaration.
8530 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8531 (Eh_frame::do_print_to_mapfile): New function.
8532 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8533 (Output_merge_string::do_print_to_mapfile): New function.
8534 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8536 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8538 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8540 * Makefile.am (CCFILES): Add mapfile.cc.
8541 (HFILES): Add mapfile.h.
8542 * Makefile.in: Rebuild.
8544 2008-05-19 Ian Lance Taylor <iant@google.com>
8546 * options.h (class General_options): Add -z relro.
8547 * layout.cc (Layout::Layout): Initialize relro_segment_.
8548 (Layout::add_output_section_data): Return the output section.
8549 (Layout::make_output_section): Rcognize relro sections and mark
8551 (Layout::attach_allocated_section_to_segment): Put relro sections
8552 in a PT_GNU_RELRO segment.
8553 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8555 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8557 (Layout::linkonce_mapping): Map d.rel.ro.local to
8559 (Layout::output_section_name): Us .data.rel.ro.local for any
8560 section which begins with that.
8561 * layout.h (class Layout): Update add_output_section_data
8562 declaration. Add relro_segment_ field.
8563 * output.cc (Output_section::Output_section): Initialize is_relro_
8564 and is_relro_local_ fields.
8565 (Output_segment::add_output_section): Group relro sections.
8566 (Output_segment::is_first_section_relro): New function.
8567 (Output_segment::maximum_alignment): If there is a relro section,
8568 align the segment to the common page size.
8569 (Output_segment::set_section_addresses): Track whether we are
8570 looking at relro sections. If the last section is a relro
8571 section, align to the common page size.
8572 (Output_segment::set_section_list_addresses): Add in_relro
8573 parameter. Change all callers. Align to the page size when
8574 moving from relro to non-relro section.
8575 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8577 * output.h (class Output_section): Add is_relro_ and
8578 is_relro_local_ fields.
8579 (Output_section::is_relro): New function.
8580 (Output_section::set_is_relro): New function.
8581 (Output_section::is_relro_local): New function.
8582 (Output_section::set_is_relro_local): New function.
8583 (class Output_segment): Update declarations.
8584 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8585 * sparc.cc (Target_sparc::got_section): Likewise.
8586 * x86_64.cc (Target_x86_64::got_section): Likewise.
8587 * testsuite/relro_test_main.cc: New file.
8588 * testsuite/relro_test.cc: New file.
8589 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8590 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8591 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8592 (relro_test.so, relro_test_pic.o): New targets.
8593 * testsuite/Makefile.in: Rebuild.
8595 2008-05-16 Ian Lance Taylor <iant@google.com>
8597 * output.cc (Output_segment::add_output_section): Remove front
8599 * output.h (class Output_segment): Remove
8600 add_initial_output_section and overloaded add_output_section.
8601 Update declaration of remaining add_output_section.
8602 * layout.cc (Layout::create_interp): Call add_output_section
8603 rather than add_initial_output_section.
8604 (Layout::finish_dynamic_section): Likewise.
8606 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8607 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8608 know the dynamic type.
8609 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8610 field. Initialize it in constructor.
8611 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8612 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8613 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8616 * output.cc (Output_reloc::get_address): Change return type to
8618 * output.h (class Output_reloc): Update get_address declaration.
8619 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8620 for section addresses.
8622 2008-05-09 Ian Lance Taylor <iant@google.com>
8625 * gold.cc (gold_nomem): Use return value of write.
8627 2008-05-08 Ian Lance Taylor <iant@google.com>
8629 * symtab.c (Symbol::init_base_output_data): Add version
8630 parameter. Change all callers.
8631 (Symbol::init_base_output_segment): Likewise.
8632 (Symbol::init_base_constant): Likewise.
8633 (Symbol::init_base_undefined): Likewise.
8634 (Sized_symbol::init_output_data): Likewise.
8635 (Sized_symbol::init_output_segment): Likewise.
8636 (Sized_symbol::init_constant): Likewise.
8637 (Sized_symbol::init_undefined): Likewise.
8638 (Symbol_table::do_define_in_output_data): If the new symbol has a
8639 version, mark it as the default.
8640 (Symbol_table::do_define_in_output_segment): Likewise.
8641 (Symbol_table::do_define_as_constant): Likewise.
8642 * symtab.h (class Symbol): Update declarations.
8643 (class Sized_symbol): Likewise.
8644 * resolve.cc (Symbol::override_version): New function.
8645 (Symbol::override_base): Call override_version.
8646 (Symbol::override_base_with_special): Likewise.
8647 * testsuite/ver_script_8.script: New file.
8648 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8649 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8650 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8651 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8653 2008-05-06 Ian Lance Taylor <iant@google.com>
8656 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8658 (class General_options): Remove existing --undefined, and add
8659 --no-undefined instead. Add new --undefined as synonym for -u.
8660 * archive.cc (Archive::add_symbols): Check whether symbol was
8662 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8663 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8664 all uses. Add IS_UNDEFINED. Update declarations to split
8665 different versions of init_base. Declare init_base_undefined.
8666 (Symbol::is_defined): Handle IS_UNDEFINED.
8667 (Symbol::is_undefined): Likewise.
8668 (Symbol::is_weak_undefined): Call is_undefined.
8669 (Symbol::is_absolute): Handle IS_CONSTANT.
8670 (class Sized_symbol): Update declarations to split different
8671 versions of init. Declare init_undefined.
8672 (class Symbol_table): Declare new functions.
8673 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8675 (Symbol::init_base_output_data): Likewise.
8676 (Symbol::init_base_output_segment): Likewise.
8677 (Symbol::init_base_constant): Likewise.
8678 (Symbol::init_base_undefined): New function.
8679 (Sized_symbol::init_object): Rename from init. Change all
8681 (Sized_symbol::init_output_data): Likewise.
8682 (Sized_symbol::init_output_segment): Likewise.
8683 (Sized_symbol::init_constant): Likewise.
8684 (Sized_symbol::init_undefined): New function.
8685 (Symbol_table::add_undefined_symbols_from_command_line): New
8687 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8689 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8690 (Symbol::output_section): Likewise.
8691 (Symbol::set_output_section): Likewise.
8692 (Symbol_table::sized_finalize_symbol): Likewise.
8693 (Symbol_table::sized_write_globals): Likewise.
8694 * resolve.cc (Symbol_table::should_override): Likewise.
8695 (Symbol::override_base_with_special): Likewise.
8697 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8698 symbol, change it to have default visibility.
8699 * testsuite/protected_1.cc: New file.
8700 * testsuite/protected_2.cc: New file.
8701 * testsuite/protected_3.cc: New file.
8702 * testsuite/protected_main_1.cc: New file.
8703 * testsuite/protected_main_2.cc: New file.
8704 * testsuite/protected_main_3.cc: New file.
8705 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8706 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8707 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8708 (protected_1.so): New target.
8709 (protected_1_pic.o, protected_2_pic.o): New targets.
8710 (protected_3_pic.o): New target.
8711 (check_PROGRAMS): Add protected_2.
8712 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8713 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8714 * testsuite/Makefile.in: Rebuild.
8716 * options.h (DEFINE_var): Add set_user_set_##varname__.
8717 (DEFINE_bool_alias): New macro.
8718 (class General_options): Define -Bstatic using DEFINE_bool_alias
8719 rather than DEFINE_special. Add --undefined as an alias for -z
8721 * options.cc (General_options::parse_Bstatic): Remove.
8723 * options.h (class General_options): Add --fatal-warnings.
8724 * main.cc (main): Implement --fatal-warnings.
8725 * errors.h (Errors::warning_count): New function.
8727 * options.h (class General_options): Add -Bsymbolic-functions.
8728 * symtab.h (Symbol::is_preemptible): Check for
8729 -Bsymbolic-functions.
8731 2008-05-05 Ian Lance Taylor <iant@google.com>
8733 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8734 as noVARNAME rather than no-VARNAME.
8735 (class General_options): Add option -z combreloc.
8736 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8738 (Output_reloc::sort_before) [SHT_REL]: New function.
8739 (Output_reloc::sort_before) [SHT_RELA]: New function.
8740 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8741 Sort_relocs_comparison.
8742 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8743 parameter. Change all callers.
8744 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8745 sort_relocs parameter. Change all callers.
8746 * output.cc (Output_reloc::get_address): New function, broken out
8748 (Output_reloc::write_rel): Call it.
8749 (Output_reloc::compare): New function.
8750 (Output_data_reloc_base::do_write): Optionally sort relocs.
8752 * configure.ac: If targ_extra_obj is set, link it in.
8753 * configure.tgt: Initialize all variables.
8754 (x86_64*): Set targ_extra_obj and targ_extra_size.
8755 * configure: Rebuild.
8757 * object.cc (Sized_relobj::include_section_group): Adjust section
8758 indexes read from group data. Build vector to pass to
8760 * layout.cc (Layout::layout_group): Add flags and shndxes
8761 parameters. Remove contents parameter. Change caller. Update
8762 explicit instantiations.
8763 * layout.h (class Layout): Update layout_group declaration.
8764 * output.cc (Output_data_group::Output_data_group): Add flags and
8765 input_shndxes parameters. Remove contents parameter. Change
8767 (Output_data_group::do_write): Change input_sections_ to
8769 * output.h (class Output_data_group): Update constructor
8770 declaration. Rename input_sections_ to input_shndxes_.
8771 * testsuite/many_sections_test.cc: Add template.
8773 2008-04-30 Cary Coutant <ccoutant@google.com>
8775 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8777 * layout.cc (Layout::include_section): Refactored check for debug
8779 (Layout::add_comdat): Add new parameters. Change type
8780 of signature parameter. Add object and shndx to signatures table.
8781 (Layout::find_kept_object): New function.
8782 * layout.h: Include <cstring>.
8783 (Layout::is_debug_info_section): New function.
8784 (Layout::add_comdat): Add new parameters.
8785 (Layout::find_kept_object): New function.
8786 (Layout::Kept_section): New struct.
8787 (Layout::Signatures): Change type of map range.
8788 * object.cc (Relobj::output_section_address): New function.
8789 (Sized_relobj::include_section_group): Add new parameters. Change
8790 calls to Layout::add_comdat. Change to build table of kept comdat
8791 groups and table mapping discarded sections to kept sections.
8792 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8793 (Sized_relobj::do_layout): Change calls to include_section_group and
8794 include_linkonce_section.
8795 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8796 value to zero when section is discarded.
8797 (Sized_relobj::map_to_kept_section): New function.
8798 * object.h (Relobj::output_section_address): New function.
8799 (Relobj::Comdat_group): New type.
8800 (Relobj::find_comdat_group): New function.
8801 (Relobj::Comdat_group_table): New type.
8802 (Relobj::Kept_comdat_section): New type.
8803 (Relobj::Kept_comdat_section_table): New type.
8804 (Relobj::add_comdat_group): New function.
8805 (Relobj::set_kept_comdat_section): New function.
8806 (Relobj::get_kept_comdat_section): New function.
8807 (Relobj::comdat_groups_): New field.
8808 (Relobj::kept_comdat_sections_): New field.
8809 (Symbol_value::input_value): Update comment.
8810 (Sized_relobj::map_to_kept_section) New function.
8811 (Sized_relobj::include_linkonce_section): Add new parameter.
8812 * target-reloc.h (Comdat_behavior): New type.
8813 (get_comdat_behavior): New function.
8814 (relocate_section): Add code to map a discarded section to the
8815 corresponding kept section when applying a relocation.
8817 2008-04-30 Craig Silverstein <csilvers@google.com>
8819 * dwarf_reader.cc (next_generation_count): New static var.
8820 (Addr2line_cache_entry): New struct.
8821 (addr2line_cache): New static var.
8822 (Dwarf_line_info::one_addr2line): Added caching.
8823 (Dwarf_line_info::clear_addr2line_cache): New function.
8824 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8825 cache-size parameter.
8826 (Dwarf_line_info::one_addr2line_cache): New function.
8827 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8828 new cache-size argument to one_addr2line(), and clear cache.
8830 2008-04-28 Cary Coutant <ccoutant@google.com>
8832 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8833 R_386_PC8 relocations.
8835 2008-04-23 Ian Lance Taylor <iant@google.com>
8837 * object.cc (Sized_relobj::include_section_group): Check for
8838 invalid section group.
8840 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8843 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8844 than read for file header.
8845 * archive.cc (Archive::include_member): Likewise.
8847 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8849 * aclocal.m4: Regenerate.
8850 * configure: Regenerate.
8852 2008-04-19 Ian Lance Taylor <iant@google.com>
8854 * version.cc (version_string): Bump to 1.6.
8856 * testsuite/Makefile.am (many_sections_r_test): New target.
8857 (many_sections_r_test_SOURCES): Remove.
8858 (many_sections_r_test_DEPENDENCIES): Remove.
8859 (many_sections_r_test_LDFLAGS): Remove.
8860 (many_sections_r_test_LDADD): Remove.
8862 * object.cc (Sized_relobj::do_add_symbols): Always pass
8863 local_symbol_count_ to add_from_relobj.
8865 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8866 every thousand variables.
8867 * testsuite/Makefile.in: Rebuild.
8869 * object.cc (Xindex::initialize_symtab_xindex): New function.
8870 (Xindex::read_symtab_xindex): New function.
8871 (Xindex::sym_xindex_to_shndx): New function.
8872 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8874 (Sized_relobj::do_initialize_xindex): New function.
8875 (Sized_relobj::do_read_symbols): Adjust section links.
8876 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8877 parameter. Change all callers.
8878 (Sized_relobj::include_section_group): Adjust section links and
8879 symbol section indexes.
8880 (Sized_relobj::do_layout): Adjust section links.
8881 (Sized_relobj::do_count_local_symbols): Adjust section links and
8882 symbol section indexes.
8883 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8884 ordinary and special symbols.
8885 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8886 dynsym_xindex parameters. Change all callers. Adjust section
8887 links. Use SHN_XINDEX when needed.
8888 (Sized_relobj::get_symbol_location_info): Adjust section links.
8889 Don't get fooled by special symbols.
8890 * object.h (class Xindex): Define.
8891 (class Object): Add xindex_ parameter. Declare virtual functoin
8892 do_initialize_xindex.
8893 (Object::adjust_sym_shndx): New function.
8894 (Object::set_xindex): New protected function.
8895 (class Symbol_value): Add is_ordinary_shndx_ field.
8896 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8897 (Symbol_value::value): Assert ordinary section.
8898 (Symbol_value::initialize_input_to_output_map): Likewise.
8899 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8901 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8903 (class Sized_relobj): Update declarations.
8904 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8905 parameter. Change all callers.
8906 (Sized_relobj::adjust_shndx): New function.
8907 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8909 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8910 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8911 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8912 (Sized_dynobj::read_dynsym_section): Adjust section links.
8913 (Sized_dynobj::read_dynamic): Likewise.
8914 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8916 (Sized_dynobj::do_initialize_xindex): New function.
8917 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8918 do_initialize_xindex.
8919 (Sized_dynobj::adjust_shndx): New function.
8920 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8921 dynsym_xindex_ fields.
8922 (Layout::finalize): Add a call to set_section_indexes before
8923 creating the symtab sections.
8924 (Layout::set_section_indexes): Don't do anything if the section
8925 already has a section index.
8926 (Layout::create_symtab_sections): Add shnum parameter. Change
8927 caller. Create .symtab_shndx section if needed.
8928 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8930 (Layout::allocated_output_section_count): New function.
8931 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8933 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8934 fields. Update declarations.
8935 (Layout::symtab_xindex): New function.
8936 (Layout::dynsym_xindex): New function.
8937 (class Write_symbols_task): Add layout_ field.
8938 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8940 * output.cc (Output_section_headers::Output_section_headers): Add
8941 shstrtab_section parameter. Change all callers.
8942 (Output_section_headers::do_sized_write): Store overflow values
8943 for section count and section string table section index in
8944 section header zero.
8945 (Output_file_header::do_sized_write): Check for overflow of
8946 section count and section string table section index.
8947 (Output_symtab_xindex::do_write): New function.
8948 (Output_symtab_xindex::endian_do_write): New function.
8949 * output.h (class Output_section_headers): Add shstrtab_section_.
8950 Update declarations.
8951 (class Output_symtab_xindex): Define.
8952 (Output_section::has_out_shndx): New function.
8953 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8955 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8957 (Sized_symbol::init): Likewise.
8958 (Symbol::output_section): Check for ordinary symbol.
8959 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8960 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8962 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8963 Change all callers. Simplify handling of symbols from sections
8964 not included in the link.
8965 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8967 (Weak_alias_sorter::operator()): Assert that symbols are
8969 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8971 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8972 parameters. Change all callers.
8973 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8974 symbol distinction. Use SHN_XINDEX when needed.
8975 (Symbol_table::write_section_symbol): Add symtab_xindex
8976 parameter. Change all callers.
8977 (Symbol_table::sized_write_section_symbol): Likewise. Use
8978 SHN_XINDEX when needed.
8979 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8981 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8982 (Symbol::is_defined): Check is_ordinary.
8983 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8984 (Symbol::is_absolute, Symbol::is_common): Likewise.
8985 (class Sized_symbol): Update declarations.
8986 (class Symbol_table): Update declarations.
8987 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8988 parameters. Change all callers.
8989 (Sized_symbol::override): Likewise.
8990 (Symbol_table::override): Likewise.
8991 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8992 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8993 is_ordinary, and orig_st_shndx parameters. Change all callers.
8994 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8995 to be in an ordinary section.
8996 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8997 object and is_ordinary parameters. Change all callers.
8998 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8999 Change all callers. Don't add undefined or non-ordinary symbols
9001 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9003 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9005 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9006 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9007 (Sized_relobj::relocate_sections): Likewise.
9008 * target-reloc.h (scan_relocs): Adjust section symbol index.
9009 (scan_relocatable_relocs): Likewise.
9010 * i386.cc (Scan::local): Check for ordinary symbols.
9011 * sparc.cc (Scan::local): Likewise.
9012 * x86_64.cc (Scan::local): Likewise.
9013 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9014 to symbol_section_and_value.
9015 * testsuite/many_sections_test.cc: New file.
9016 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9017 (check_PROGRAMS): Add many_sections_test.
9018 (many_sections_test_SOURCES): Define.
9019 (many_sections_test_DEPENDENCIES): Define.
9020 (many_sections_test_LDFLAGS): Define.
9021 (BUILT_SOURCES): Add many_sections_define.h.
9022 (many_sections_define.h): New target.
9023 (BUILT_SOURCES): Add many_sections_check.h.
9024 (many_sections_check.h): New target.
9025 (check_PROGRAMS): Add many_sections_r_test.
9026 (many_sections_r_test_SOURCES): Define.
9027 (many_sections_r_test_DEPENDENCIES): Define.
9028 (many_sections_r_test_LDFLAGS): Define.
9029 (many_sections_r_test_LDADD): Define.
9030 (many_sections_r_test.o): New target.
9031 * testsuite/Makefile.in: Rebuild.
9033 2008-04-17 Cary Coutant <ccoutant@google.com>
9035 * errors.cc (Errors::info): New function.
9036 (gold_info): New function.
9037 * errors.h (Errors::info): New function.
9038 * gold.h (gold_info): New function.
9039 * object.cc (Input_objects::add_object): Print trace output.
9040 * options.cc (options::parse_set): New function.
9041 (General_options::parse_wrap): Deleted.
9042 (General_options::General_options): Deleted initializer.
9043 * options.h (options::String_set): New typedef.
9044 (options::parse_set): New function.
9045 (DEFINE_set): New macro.
9046 (General_options::wrap): Changed to use DEFINE_set. Changed
9047 callers of any_wrap_symbols and is_wrap_symbol.
9048 (General_options::trace, General_options::trace_symbol):
9050 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9051 (General_options::wrap_symbols_): Deleted.
9052 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9054 2008-04-17 David S. Miller <davem@davemloft.net>
9056 * options.cc (General_options::parse_V): New function.
9057 * options.h: Add entries for -V and -Qy.
9059 2008-04-17 Ian Lance Taylor <iant@google.com>
9061 * common.cc (Symbol_table::allocate_commons): Remove options
9062 parameter. Change caller.
9063 (Symbol_table::do_allocate_commons): Remove options parameter.
9064 Change caller. Just call do_allocate_commons_list twice.
9065 (Symbol_table::do_allocate_commons_list): New function, broken out
9066 of do_allocate_commons.
9067 * common.h (class Allocate_commons_task): Remove options_ field.
9069 * symtab.cc (Symbol_table::Symbol_table): Initialize
9071 (Symbol_table::add_from_object): Put TLS common symbols on
9073 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9074 which are IN_OUTPUT_DATA.
9075 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9076 allocate_commons and do_allocate_commons declarations. Declare
9077 do_allocate_commons_list.
9078 * gold.cc (queue_middle_tasks): Update creation of
9079 Allocate_commons_task to not pass options.
9080 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9081 (TLS_TEST_C_FLAGS): New variable.
9082 (tls_test_c_pic.o): New target.
9083 (tls_test_shared.so): Link in tls_test_c_pic.o.
9084 (tls_test_c_pic_ie.o): New target.
9085 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9086 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9087 (tls_test_c.o): New target.
9088 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9089 (tls_pic_test_LDADD): Likewise.
9090 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9091 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9092 (tls_test_c_gnu2.o): New target.
9093 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9095 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9096 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9097 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9098 * testsuite/tls_test.cc: Include "config.h".
9099 (t_last): Call t11_last.
9100 * testsuite/tls_test.h (t11, t11_last): Declare.
9101 * testsuite/tls_test_c.c: New file.
9102 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9103 * configure.ac: Check for OpenMP support.
9104 * configure, config.in, Makefile.in: Rebuild.
9105 * testsuite/Makefile.in: Rebuild.
9107 2008-04-16 Cary Coutant <ccoutant@google.com>
9109 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9110 (Target_i386::tls_base_symbol_defined_): New field.
9111 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9112 (Target_i386::Scan::global): Likewise.
9113 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9114 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9115 (Target_x86_64::tls_base_symbol_defined_): New field.
9116 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9117 (Target_x86_64::Scan::global): Likewise.
9119 2008-04-16 Cary Coutant <ccoutant@google.com>
9121 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9122 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9123 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9124 building shared libraries.
9125 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9126 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9127 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9128 * testsuite/Makefile.in: Rebuild.
9129 * testsuite/weak_undef.h: New file.
9130 * testsuite/weak_undef_file1.cc: Add extra test cases.
9131 * testsuite/weak_undef_file2.cc: Likewise.
9132 * testsuite/weak_undef_test.cc: Likewise.
9134 2008-04-16 David S. Miller <davem@davemloft.net>
9136 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9137 Add issued_non_pic_error_ field. Declare check_non_pic.
9138 (Target_sparc::Scan::check_non_pic): New function.
9139 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9140 (Target_sparc::Scan::global): Likewise.
9142 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9143 * configure: Rebuild.
9145 * options.h (DEFINE_enable): New macro.
9146 (new_dtags): New enable option.
9147 (initfirst, interpose, loadfltr, nodefaultlib,
9148 nodelete, nodlopen, nodump): New -z options.
9149 * layout.cc (Layout:finish_dynamic_section): If new
9150 dtags enabled, emit DT_RUNPATH. Also, emit a
9151 DT_FLAGS_1 containing any specified -z flags.
9153 2008-04-16 Ian Lance Taylor <iant@google.com>
9155 * copy-relocs.cc: New file.
9156 * copy-relocs.h: New file.
9157 * reloc.cc: Remove Copy_relocs code.
9158 * reloc.h: Likewise.
9159 * reloc-types.h (struct Reloc_types) [both versions]: Add
9160 get_reloc_addend_noerror.
9161 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9162 variants of add_global which take an addend which must be zero.
9163 * i386.cc: Include "copy-relocs.h".
9164 (class Target_i386): Change type of copy_relocs_ to variable,
9166 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9168 (Target_i386::do_finalize_sections): Change handling of
9170 * sparc.cc: Include "copy-relocs.h".
9171 (class Target_sparc): Change type of copy_relocs_ to variable,
9173 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9175 (Target_sparc::do_finalize_sections): Change handling of
9177 * x86_64.cc: Include "copy-relocs.h".
9178 (class Target_x86_64): Change type of copy_relocs_ to variable,
9180 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9181 class. Change all callers.
9182 (Target_x86_64::do_finalize_sections): Change handling of
9184 * Makefile.am (CCFILES): Add copy-relocs.cc.
9185 (HFILES): Add copy-relocs.h.
9187 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9189 * testsuite/script_test_4.sh: Permit leading zeroes.
9191 2008-04-15 Ian Lance Taylor <iant@google.com>
9193 * script-sections.cc (Script_sections::create_segments): Use
9194 header_size_adjustment even when there is enough room for the
9196 * testsuite/script_test_4.sh: New file.
9197 * testsuite/script_test_4.t: New file.
9198 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9199 (check_DATA): Add script_test_4.stdout.
9200 (MOSTLYCLEANFILES): Likewise.
9201 (script_test_4): New target.
9202 (script_test_4.stdout): New target.
9203 * testsuite/Makefile.in: Rebuild.
9205 * sparc.cc: Add definitions for Output_data_plt_sparc class
9208 2008-04-14 David S. Miller <davem@davemloft.net>
9210 * sparc.cc: New file.
9211 * Makefile.am (TARGETSOURCES): Add sparc.cc
9212 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9213 * configure.tgt: Document targ_extra_size and
9214 targ_extra_big_endian. Add entries for sparc-* and
9216 * configure.ac: Handle targ_extra_size and
9217 targ_extra_big_endian.
9218 * Makefile.in: Rebuild.
9219 * configure: Likewise.
9220 * po/POTFILES.in: Likewise.
9221 * po/gold.pot: Likewise.
9223 2008-04-14 Ian Lance Taylor <iant@google.com>
9225 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9226 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9227 in the name/type/flags to section mapping. Don't call
9228 allocate_output_section.
9229 (Layout::choose_output_section): Change parameter from adjust_name
9230 to is_input_section. Don't permit input sections after sections
9231 are attached to segments. Don't call allocate_output_section.
9232 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9233 not write_enable_output_section.
9234 (Layout::make_output_section): Don't push to
9235 unattached_section_list_ nor call attach_to_segment. Call
9236 attach_section_to_segment if sections are attached.
9237 (Layout::attach_sections_to_segments): New function.
9238 (Layout::attach_section_to_segment): New function.
9239 (Layout::attach_allocated_section_to_segment): Rename from
9240 attach_to_segment. Remove flags parameter.
9241 (Layout::allocate_output_section): Remove function.
9242 (Layout::write_enable_output_section): Remove function.
9243 * layout.h (class Layout): Update for above changes. Add new
9244 field sections_are_attached_.
9245 * output.h (Output_section::update_flags_for_input_section): New
9247 * output.cc (Output_section::add_input_section): Call
9248 update_flags_for_input_section.
9249 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9251 2008-04-11 Cary Coutant <ccoutant@google.com>
9253 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9254 thought unnecessary.
9255 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9257 2008-04-11 Ian Lance Taylor <iant@google.com>
9259 * output.h (class Output_section_data): Remove inline definition
9261 * output.cc (Output_section_data::set_addralign): New function.
9263 2008-04-11 Cary Coutant <ccoutant@google.com>
9265 Add support for TLS descriptors for i386 and x86_64.
9266 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9267 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9268 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9270 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9271 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9272 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9274 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9275 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9276 Fix problem with initial-exec relocations.
9277 (Target_i386::Relocate::relocate_tls): Likewise.
9278 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9280 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9281 support for section-plus-offset dynamic table entries.
9282 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9283 (Output_data_dynamic::Dynamic_entry): Add support for
9284 section-plus-offset dynamic table entries.
9285 (Output_data_dynamic::Classification): Likewise.
9286 (Output_data_dynamic::classification_): Renamed offset_.
9287 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9288 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9289 (Target_x86_64::make_plt_section): New function.
9290 (Target_x86_64::reserve_tlsdesc_entries): New function.
9291 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9292 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9293 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9294 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9295 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9296 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9297 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9298 add extra PLT entry for TLS descriptors.
9299 (Output_data_plt_x86_64::got_): New field.
9300 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9301 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9303 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9305 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9306 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9307 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9308 R_386_TLS_DESC_CALL relocations.
9309 (Target_x86_64::Scan::global): Likewise.
9310 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9311 for TLS descriptors.
9312 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9313 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9314 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9315 GD-to-IE relaxation.
9316 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9317 and TLS_DESCRIPTORS.
9318 * Makefile.in: Rebuild.
9319 * configure: Rebuild.
9320 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9321 (tls_test_shared2.so): New target.
9322 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9323 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9324 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9325 (tls_shared_gd_to_ie_test_LDADD): New variable.
9326 (tls_shared_gnu2_gd_to_ie_test): New target.
9327 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9329 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9330 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9331 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9332 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9333 (tls_shared_gnu2_test): New target.
9334 (tls_test_gnu2_shared.so): New target.
9335 (tls_shared_gnu2_test_SOURCES): New variable.
9336 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9337 (tls_shared_gnu2_test_LDFLAGS): New variable.
9338 (tls_shared_gnu2_test_LDADD): New variable.
9339 * testsuite/Makefile.in: Rebuild.
9340 * testsuite/Makefile.
9342 2008-04-11 Ian Lance Taylor <iant@google.com>
9344 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9346 * testsuite/Makefile.in: Rebuild.
9348 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9350 * testsuite/script_test_2.cc (main): Adjust test.
9352 2008-04-11 David S. Miller <davem@davemloft.net>
9353 Ian Lance Taylor <iant@google.com>
9355 * options.h (General_options): Add entries for '-Y' and
9357 * options.cc (General_options:finalize): If -Y was used, add those
9358 entries to the library path instead of the default "/lib" and
9361 2008-04-11 David S. Miller <davem@davemloft.net>
9363 * testsuite/justsyms.t: Start at 0x100.
9364 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9365 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9367 * testsuite/script_test_2.cc: Adjust string and section length
9370 2008-04-09 Ian Lance Taylor <iant@google.com>
9373 * script-sections.cc (Sections_element::allocate_to_segment): Add
9375 (Output_section_definition::allocate_to_segment): Likewise.
9376 (Orphan_output_section::allocate_to_segment): Likewise.
9377 (Script_sections::attach_sections_using_phdrs_clause): Don't
9378 propagate non-PT_LOAD segments to orphan sections.
9379 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9380 readelf rather than objdump.
9381 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9382 .interp section and PT_INTERP segment are the same size.
9383 * testsuite/Makefile.in: Rebuild.
9385 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9386 aliases for symbols defined in the same object.
9387 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9388 (weak_alias_test_SOURCES): New variable.
9389 (weak_alias_test_DEPENDENCIES): New variable.
9390 (weak_alias_test_LDFLAGS): New variable.
9391 (weak_alias_test_LDADD): New variable.
9392 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9393 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9394 (weak_alias_test_3.o): New target.
9395 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9396 * testsuite/weak_alias_test_main.cc: New file.
9397 * testsuite/weak_alias_test_1.cc: New file.
9398 * testsuite/weak_alias_test_2.cc: New file.
9399 * testsuite/weak_alias_test_3.cc: New file.
9401 2008-04-08 Ian Lance Taylor <iant@google.com>
9403 * options.h (class General_options): Add --noinhibit-exec option.
9404 * main.cc (main): Check --noinhibit-exec.
9406 * options.h (class General_options): Define --wrap as a special
9407 option. Add wrap_symbols_ field.
9408 (General_options::any_wrap_symbols): New function.
9409 (General_options::is_wrap_symbol): New function.
9410 * options.cc (General_options::parse_wrap): New function.
9411 (General_options::General_options): Initialize wrap_symbols_.
9412 * symtab.cc (Symbol_table::wrap_symbol): New function.
9413 (Symbol_table::add_from_object): Handle --wrap.
9414 * symtab.h (class Symbol_table): Declare wrap_symbol.
9415 * target.h (Target::wrap_char): New function.
9416 (Target::Target_info): Add wrap_char field.
9417 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9418 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9419 * testsuite/testfile.cc (Target_test::test_target_info):
9422 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9425 * layout.h (class Layout): Add added_eh_frame_data_ field.
9426 * layout.cc (Layout::Layout): Initialize new field.
9427 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9428 output section until we find a section we merged successfully.
9429 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9430 that the size be non-zero.
9432 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9435 2008-04-08 Craig Silverstein <csilvers@google.com>
9437 * configure.ac: Export new conditional variable HAVE_ZLIB.
9438 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9440 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9441 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9443 2008-04-07 Ian Lance Taylor <iant@google.com>
9445 * version.cc (version_string): Set to "1.5".
9447 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9448 Add issued_non_pic_error_ field. Declare check_non_pic.
9449 (Target_x86_64::Scan::check_non_pic): New function.
9450 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9451 (Target_x86_64::Scan::global): Likewise.
9453 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9454 addend parameter. Change caller. Handle merge sections.
9455 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9456 Address to Addend. Don't add in the result of
9457 local_section_offset, pass down the addend and use the returned
9459 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9460 Update declarations of local_section_offset and symbol_value.
9461 * testsuite/two_file_test_1.cc (t18): New function.
9462 * testsuite/two_file_test_2.cc (f18): New function.
9463 * testsuite/two_file_test_main.cc (main): Call t18.
9464 * testsuite/two_file_test.h (t18, f18): Declare.
9466 * configure.ac: Don't test for objdump, c++filt, or readelf.
9467 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9469 (TEST_READELF): New variable.
9470 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9471 (check_PROGRAMS): Add two_file_strip_test.
9472 (two_file_strip_test): New target.
9473 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9474 (two_file_same_shared_strip_test_SOURCES): New variable.
9475 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9476 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9477 (two_file_same_shared_strip_test_LDADD): New variable.
9478 (two_file_shared_strip.so): New target.
9479 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9480 (ver_test_5.syms, ver_test_7.syms): Likewise.
9481 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9482 (strip_test_3.stdout): Use TEST_OBJDUMP.
9483 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9485 2008-04-04 Cary Coutant <ccoutant@google.com>
9487 * symtab.h (Symbol::is_weak_undefined): New function.
9488 (Symbol::is_strong_undefined): New function.
9489 (Symbol::is_absolute): New function.
9490 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9491 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9493 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9494 (weak_undef_test): New target.
9495 * testsuite/Makefile.in: Rebuild.
9496 * testsuite/weak_undef_file1.cc: New file.
9497 * testsuite/weak_undef_file2.cc: New file.
9498 * testsuite/weak_undef_test.cc: New file.
9500 2008-04-03 Craig Silverstein <csilvers@google.com>
9502 * compressed_output.h (class Output_compressed_section): Use
9504 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9506 (zlib_compressed_suffix): Removed.
9507 (Output_compressed_section::set_final_data_size): Use unsigned
9509 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9510 Fix linker invocation.
9511 (flagstest_o_specialfile_and_compress_debug_sections):
9513 * testsuite/Makefile.in: Regenerated.
9515 2008-04-02 David S. Miller <davem@davemloft.net>
9517 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9518 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9520 2008-04-02 Craig Silverstein <csilvers@google.com>
9524 2008-04-02 Ian Lance Taylor <iant@google.com>
9526 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9527 parameters. Update for new key type to views_. Change all
9529 (File_read::read): Adjust for byteshift in returned view.
9530 (File_read::add_view): New function, broken out of
9532 (File_read::make_view): New function, broken out of
9534 (File_read::find_or_make_view): Add offset and aligned
9535 parameters. Rewrite accordingly. Change all callers.
9536 (File_read::get_view): Add offset and aligned parameters. Adjust
9537 for byteshift in return value.
9538 (File_read::get_lasting_view): Likewise.
9539 * fileread.h (class File_read): Update declarations.
9540 (class File_read::View): Add byteshift_ field. Add byteshift to
9541 constructor. Add byteshift method.
9542 * archive.h (Archive::clear_uncached_views): New function.
9543 (Archive::get_view): Add aligned parameter. Change all callers.
9544 * object.h (Object::get_view): Add aligned parameter. Change all
9546 (Object::get_lasting_view): Likewise.
9548 * fileread.cc (File_read::release): Don't call clear_views if
9549 there are multiple objects.
9550 * fileread.h (File_read::clear_uncached_views): New function.
9551 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9554 2008-03-31 Cary Coutant <ccoutant@google.com>
9556 Add thin archive support.
9557 * archive.cc (Archive::armagt): New const.
9558 (Archive::setup): Remove task parameter and calls to unlock.
9559 (Archive::unlock_nested_archives): New function.
9560 (Archive::read_header): Add nested_off parameter. Change
9562 (Archive::interpret_header): Likewise.
9563 (Archive::include_all_members): Change to handle thin
9565 (Archive::include_member): Likewise.
9566 * archive.h (Archive::Archive): Add new parameters and
9568 (Archive::armagt): New const.
9569 (Archive::setup): Remove task parameter.
9570 (Archive::unlock_nested_archives): New function.
9571 (Archive::read_header): Add nested_off parameter.
9572 (Archive::interpret_header): Likewise.
9573 (Archive::Nested_archive_table): New typedef.
9574 (Archive::is_thin_archive_): New field.
9575 (Archive::nested_archives_): New field.
9576 (Archive::options_): New field.
9577 (Archive::dirpath_): New field.
9578 (Archive::task_): New field.
9579 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9580 for thin archives. Pass additional parameters to
9581 Archive::Archive. Unlock the archive file after calling
9584 2008-03-29 Ian Lance Taylor <iant@google.com>
9586 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9587 version symbol to be local.
9588 * testsuite/ver_test_4.sh: New file.
9589 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9590 (check_DATA): Add ver_test_4.syms.
9591 (ver_test_4.syms): New target.
9592 * testsuite/Makefile.in: Rebuild.
9595 (Output_section::Input_section_sort_entry::has_priority): New
9597 (Output_section::Input_section_sort_entry::match_file_name): New
9599 (Output_section::Input_section_sort_entry::match_section_name):
9601 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9603 (Output_section::Input_section_sort_entry::match_section_file):
9605 (Output_section::Input_section_sort_compare::operator()): Rewrite
9606 using new Input_section_sort_entry functions. Sort crtbegin and
9607 crtend first. Sort sections with no priority before sections with
9609 * testsuite/initpri1.c (d3): Check j != 4.
9610 (cd5): New constructor/destructor function.
9611 (main): Check j != 2.
9613 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9614 new symbol when resolving, don't call set_is_default.
9615 * testsuite/ver_test_7.cc: New file.
9616 * testsuite/ver_test_7.sh: New file.
9617 * testsuite/Makefile.am (ver_test_7.so): New target.
9618 (ver_test_7.o): New target.
9619 (check_SCRIPTS): Add ver_test_7.sh.
9620 (check_DATA): Add ver_test_7.syms.
9621 (ver_test_7.syms): New target.
9623 2008-03-28 Ian Lance Taylor <iant@google.com>
9625 * layout.cc (Layout::layout): If we see an input section with a
9626 name that needs sorting, set the must_sort flag for the output
9628 (Layout::make_output_section): If the name of the output section
9629 indicates that it might require sorting, set the may_sort flag.
9630 * output.h (Output_section::may_sort_attached_input_sections): New
9632 (Output_section::set_may_sort_attached_input_sections): New
9634 (Output_section::must_sort_attached_input_sections): New
9636 (Output_section::set_must_sort_attached_input_sections): New
9638 (class Output_section): Declare Input_section_sort_entry. Define
9639 Input_section_sort_compare. Declare
9640 sort_attached_input_sections. Add new fields:
9641 may_sort_attached_input_sections_,
9642 must_sort_attached_input_sections_,
9643 attached_input_sections_are_sorted_.
9644 * output.cc (Output_section::Output_section): Initialize new
9646 (Output_section::add_input_section): Add an entry to
9647 input_sections_ if may_sort or must_sort are true.
9648 (Output_section::set_final_data_size): Call
9649 sort_attached_input_sections if necessary.
9650 (Output_section::Input_section_sort_entry): Define new class.
9651 (Output_section::Input_section_sort_compare::operator()): New
9653 (Output_section::sort_attached_input_sections): New function.
9654 * configure.ac: Check whether the compiler supports constructor
9655 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9656 * testsuite/initpri1.c: New file.
9657 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9658 CONSTRUCTOR_PRIORITY.
9659 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9660 (initpri1_LDFLAGS): New variable.
9661 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9663 2008-03-27 Ian Lance Taylor <iant@google.com>
9665 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9666 * testsuite/common_test_1.c: New file.
9667 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9668 (common_test_1_SOURCES): New variable.
9669 (common_test_1_DEPENDENCIES): New variable.
9670 (common_test_1_LDFLAGS): New variable.
9672 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9673 and commons_ correctly when NAME/VERSION does not override
9675 * testsuite/ver_test_6.c: New file.
9676 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9677 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9678 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9680 2008-03-26 Ian Lance Taylor <iant@google.com>
9682 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9683 of an undefined symbol from a version script.
9684 * testsuite/Makefile.am (ver_test_5.so): New target.
9685 (ver_test_5.o): New target.
9686 (check_SCRIPTS): Add ver_test_5.sh.
9687 (check_DATA): Add ver_test_5.syms.
9688 (ver_test_5.syms): New target.
9689 * testsuite/ver_test_5.cc: New file.
9690 * testsuite/ver_test_5.script: New file.
9691 * testsuite/ver_test_5.sh: New file.
9692 * Makefile.in, testsuite/Makefile.in: Rebuild.
9695 Fix problems building gold with gcc 4.3.0.
9696 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9697 (gold_error_at_location, gold_warning_at_location): Use it.
9698 * configure.ac: Check whether we can compile and use a template
9699 function with a printf attribute.
9700 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9701 when jumping over bytes.
9702 * object.cc: Instantiate Object::read_section_data.
9703 * debug.h: Include <cstring>
9704 * dwarf_reader.cc: Include <algorithm>
9705 * main.cc: Include <cstring>.
9706 * options.cc: Include <cstring>.
9707 * output.cc: Include <cstring>.
9708 * script.cc: Include <cstring>.
9709 * script.h: Include <string>.
9710 * symtab.cc: Include <cstring> and <algorithm>.
9711 * target-select.cc: Include <cstring>.
9712 * version.cc: Include <string>.
9713 * testsuite/testmain.cc: Include <cstdlib>.
9714 * configure, config.in: Rebuild.
9716 2008-03-25 Ian Lance Taylor <iant@google.com>
9718 * options.cc: Include "../bfd/bfdver.h".
9719 (options::help): Print bug reporting address.
9721 * version.cc (print_version): Adjust output for current value of
9726 * options.cc (options::help): Print list of supported targets.
9727 * target-select.h: Include <vector>.
9728 (class Target_selector): Make machine_, size_, and is_big_endian_
9729 fields const. Add bfd_name_ and instantiated_target_ fields.
9730 (Target_selector::Target_selector): Add bfd_name parameter.
9731 (Target_selector::recognize): Make non-virtual, call
9733 (Target_selector::recognize_by_name): Make non-virtual, call
9734 do_recognize_by_name.
9735 (Target_selector::supported_names): New function.
9736 (Target_selector::bfd_name): New function.
9737 (Target_selector::do_instantiate_target): New pure virtual
9739 (Target_selector::do_recognize): New virtual function.
9740 (Target_selector::do_recognize_by_name): New virtual function.
9741 (Target_selector::instantiate_target): New private function.
9742 (supported_target_names): Declare.
9743 * target-select.cc (Target_selector::Target_selector): Update for
9744 new parameter and fields.
9745 (select_target_by_name): Check that the name matches before
9746 calling recognize_by_name.
9747 (supported_target_names): New function.
9748 * i386.cc (class Target_selector_i386): Update Target_selector
9749 constructor call. Remove recognize and recognize_by_name. Add
9750 do_instantiate_target.
9751 * x86_64.cc (class Target_selector_x86_64): Likewise.
9752 * testsuite/testfile.cc (class Target_selector_test): Update for
9753 changes to Target_selector.
9755 * README: Rewrite, with some notes on unsupported features.
9757 2008-03-24 Cary Coutant <ccoutant@google.com>
9759 * i386.cc (Target_i386::Got_type): New enum declaration.
9760 (Target_i386::Scan::local): Updated callers of Output_data_got
9762 (Target_i386::Scan::global): Likewise.
9763 (Target_i386::Relocate::relocate): Likewise.
9764 (Target_i386::Relocate::relocate_tls): Likewise.
9765 * object.h (Got_offset_list): New class.
9766 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9767 (Sized_relobj::local_got_offset): Likewise.
9768 (Sized_relobj::set_local_got_offset): Likewise.
9769 (Sized_relobj::local_has_tls_got_offset): Removed.
9770 (Sized_relobj::local_tls_got_offset): Removed.
9771 (Sized_relobj::set_local_tls_got_offset): Removed.
9772 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9773 * output.cc (Output_data_got::add_global): Added got_type parameter.
9774 (Output_data_got::add_global_with_rel): Likewise.
9775 (Output_data_got::add_global_with_rela): Likewise.
9776 (Output_data_got::add_global_pair_with_rel): New function.
9777 (Output_data_got::add_global_pair_with_rela): New function.
9778 (Output_data_got::add_local): Added got_type parameter.
9779 (Output_data_got::add_local_with_rel): Likewise.
9780 (Output_data_got::add_local_with_rela): Likewise.
9781 (Output_data_got::add_local_pair_with_rel): New function.
9782 (Output_data_got::add_local_pair_with_rela): New function.
9783 (Output_data_got::add_global_tls): Removed.
9784 (Output_data_got::add_global_tls_with_rel): Removed.
9785 (Output_data_got::add_global_tls_with_rela): Removed.
9786 (Output_data_got::add_local_tls): Removed.
9787 (Output_data_got::add_local_tls_with_rel): Removed.
9788 (Output_data_got::add_local_tls_with_rela): Removed.
9789 * output.h (Output_data_got::add_global): Added got_type parameter.
9790 (Output_data_got::add_global_with_rel): Likewise.
9791 (Output_data_got::add_global_with_rela): Likewise.
9792 (Output_data_got::add_global_pair_with_rel): New function.
9793 (Output_data_got::add_global_pair_with_rela): New function.
9794 (Output_data_got::add_local): Added got_type parameter.
9795 (Output_data_got::add_local_with_rel): Likewise.
9796 (Output_data_got::add_local_with_rela): Likewise.
9797 (Output_data_got::add_local_pair_with_rel): New function.
9798 (Output_data_got::add_local_pair_with_rela): New function.
9799 (Output_data_got::add_global_tls): Removed.
9800 (Output_data_got::add_global_tls_with_rel): Removed.
9801 (Output_data_got::add_global_tls_with_rela): Removed.
9802 (Output_data_got::add_local_tls): Removed.
9803 (Output_data_got::add_local_tls_with_rel): Removed.
9804 (Output_data_got::add_local_tls_with_rela): Removed.
9805 * resolve.cc (Symbol::override_base_with_special): Removed
9806 reference to has_got_offset_ field.
9807 * symtab.cc (Symbol::init_fields): Replaced initialization
9808 of got_offset_ with got_offsets_. Removed initialization
9810 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9811 (Symbol::got_offset): Likewise.
9812 (Symbol::set_got_offset): Likewise.
9813 (Symbol::has_tls_got_offset): Removed.
9814 (Symbol::tls_got_offset): Removed.
9815 (Symbol::set_tls_got_offset): Removed.
9816 (Symbol::got_offset_): Removed.
9817 (Symbol::tls_mod_got_offset_): Removed.
9818 (Symbol::tls_pair_got_offset_): Removed.
9819 (Symbol::got_offsets_): New field.
9820 (Symbol::has_got_offset): Removed.
9821 (Symbol::has_tls_mod_got_offset): Removed.
9822 (Symbol::has_tls_pair_got_offset): Removed.
9823 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9824 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9826 (Target_x86_64::Scan::global): Likewise.
9827 (Target_x86_64::Relocate::relocate): Likewise.
9828 (Target_x86_64::Relocate::relocate_tls): Likewise.
9830 2008-03-25 Ben Elliston <bje@au.ibm.com>
9832 * yyscript.y: Fix spelling error in comment.
9834 2008-03-24 Ian Lance Taylor <iant@google.com>
9836 * options.h (class General_options): Define build_id option.
9837 * layout.h (class Layout): Declare write_build_id, create_note,
9838 create_build_id. Add build_id_note_ member.
9839 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9840 "libiberty.h", "md5.h", "sha1.h".
9841 (Layout::Layout): Initialize eh_frame_data_,
9842 eh_frame_hdr_section_, and build_id_note_.
9843 (Layout::finalize): Call create_build_id.
9844 (Layout::create_note): New function, broken out of
9845 Layout::create_gold_note.
9846 (Layout::create_gold_note): Call create_note.
9847 (Layout::create_build_id): New function.
9848 (Layout::write_build_id): New function.
9849 (Close_task_runner::run): Call write_build_id.
9851 * x86_64.cc: Correct license to GPLv3.
9853 2008-03-23 Ian Lance Taylor <iant@google.com>
9855 * options.cc: Include "demangle.h".
9856 (parse_optional_string): New function.
9857 (parse_long_option): Handle takes_optional_argument.
9858 (parse_short_option): Update dash_z initializer. Handle
9859 takes_optional_argument.
9860 (General_options::General_options): Initialize do_demangle_.
9861 (General_options::finalize): Set do_demangle_. Handle demangling
9863 * options.h (parse_optional_string): Declare.
9864 (struct One_option): Add optional_arg field. Update constructor.
9865 Update call constructor calls. Add takes_optional_argument
9867 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9868 (DEFINE_optional_string): Define.
9869 (General_options::demangle): Change from DEFINE_bool to
9870 DEFINE_optional_string.
9871 (General_options::no_demangle): New function.
9872 (General_options::do_demangle): New function.
9873 (General_options::set_do_demangle): New function.
9874 (General_options::execstack_status_): Move definition to end of
9876 (General_options::static_): Likewise.
9877 (General_options::do_demangle_): New field.
9878 * object.cc (big_endian>::get_symbol_location_info): Call
9879 Options::do_demangle, not Options::demangle.
9880 * symtab.cc (demangle): Likewise.
9882 2008-03-22 Ian Lance Taylor <iant@google.com>
9884 * gold.h: Include <cstddef> and <sys/types.h>
9885 * options.h: Include <cstring>.
9887 2008-03-21 Ian Lance Taylor <iant@google.com>
9889 * Added source code to GNU binutils.