1 2011-03-25 Cary Coutant <ccoutant@google.com>
3 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4 * testsuite/Makefile.in: Regenerate.
6 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
8 * plugin.cc (get_view): New.
9 (Plugin::load): Pass get_view to the plugin.
10 (Plugin_manager::get_view): New.
12 2011-03-21 Ian Lance Taylor <iant@google.com>
14 * testsuite/final_layout.sh: Rewrite to not use dc.
15 * testsuite/relro_test.sh: Fail if dc is not present.
17 2011-03-21 Sriraman Tallam <tmsriram@google.com>
19 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
21 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
22 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
24 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
25 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
27 2011-03-14 Ian Lance Taylor <iant@google.com>
29 * script-sections.cc (Sort_output_sections::script_compare):
30 Rename from is_before, change return type.
31 (Sort_output_sections::operator()): Adjust accordingly.
33 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
36 * testsuite/odr_violation2.cc: Add comment to make all error line
37 numbers double digits.
38 * testsuite/debug_msg.sh: Adjust expected errors.
40 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
42 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
43 but mark earlier ones as non-canonical
44 (offset_to_iterator): Update search target and example
45 (do_addr2line): Return extra lines in a vector*
46 (format_file_lineno): Extract from do_addr2line
47 (one_addr2line): Add vector* out-param
48 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
49 when a lineno entry appeared last for its instruction
50 (Dwarf_line_info): Add vector* out-param
51 * object.cc (Relocate_info): Pass NULL for the vector* out-param
52 * symtab.cc (Odr_violation_compare): Include the lineno in the
54 (linenos_from_loc): New. Combine the canonical line for an
55 address with its other lines.
56 (True_if_intersect): New. Helper functor to make
57 std::set_intersection a query.
58 (detect_odr_violations): Compare sets of lines instead of just
59 one line for each function. This became less deterministic, but
60 has fewer false positives.
61 * symtab.h: Declarations.
62 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
63 mix an optimized and non-optimized object in the same binary
64 (odr_violation2.so): Same.
65 * testsuite/Makefile.in: Regenerate from Makefile.am.
66 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
67 * testsuite/debug_msg.sh: Update line numbers and add
69 * testsuite/odr_violation1.cc: Use OdrDerived, in a
70 non-optimized context.
71 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
72 isn't inlined, and use OdrDerived in an optimized context.
73 * testsuite/odr_header1.h: Defines OdrDerived, where
74 optimization will change the
75 first-instruction-in-the-destructor's file and line number.
76 * testsuite/odr_header2.h: Defines OdrBase.
78 2011-03-09 Ian Lance Taylor <iant@google.com>
80 * fileread.cc (File_read::clear_views): Don't delete the whole
83 2011-03-08 Ian Lance Taylor <iant@google.com>
86 * fileread.cc: #include <climits>.
87 (GOLD_IOV_MAX): Define.
88 (File_read::read_multiple): Limit number of entries by iov_max.
89 * fileread.h (class File_read): Always set max_readv_entries to
92 2011-03-07 Ian Lance Taylor <iant@google.com>
95 * options.h (class General_options): Add -dy and -dn.
97 2011-03-02 Cary Coutant <ccoutant@google.com>
99 * testsuite/script_test_9.t: Add TLS segment.
101 2011-03-02 Simon Baldwin <simonb@google.com>
103 * configure.ac: Add check for gnu_indirect_function support in
104 the toolchain building binutils.
105 * configure: Rebuild.
107 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
109 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
111 (Symbol_table::sized_finalize_symbol) Mark symbol only present
112 in plugin files as not needed in the symbol table.
114 2011-02-11 Sriraman Tallam <tmsriram@google.com>
116 * output.cc (Output_section::add_input_section): Delay fill
117 generation for section ordering.
119 2011-02-09 Ian Lance Taylor <iant@google.com>
122 * object.h (class Sized_relobj): Remove clear_local_symbols.
123 * reloc.cc (Sized_relobj::do_relocate): Don't call
126 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
128 * plugin.cc (is_visible_from_outside): Return true for symbols
131 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
133 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
136 2011-02-02 Sriraman Tallam <tmsriram@google.com>
138 * icf.h (is_section_foldable_candidate): Change type of parameter
140 * icf.cc (Icf::find_identical_sections): Change type of local variable
141 section_name to be std::string.
142 (is_function_ctor_or_dtor): Change type of parameter to std::string.
144 2011-01-25 Ian Lance Taylor <iant@google.com>
146 * script.cc (script_add_extern): Rewrite to use
147 add_symbol_reference.
149 2011-01-25 Doug Kwan <dougkwan@google.com>
151 * icf.cc (get_section_contents): Always lock section's object.
153 2011-01-24 Ian Lance Taylor <iant@google.com>
155 * options.h (class General_options): Accept
156 --no-detect-odr-violations.
158 2011-01-24 Ian Lance Taylor <iant@google.com>
160 * version.cc (version_string): Bump to 1.11.
162 2011-01-24 Ian Lance Taylor <iant@google.com>
164 * plugin.cc (class Plugin_rescan): Define new class.
165 (Plugin_manager::claim_file): Set any_claimed_.
166 (Plugin_manager::save_archive): New function.
167 (Plugin_manager::save_input_group): New function.
168 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
170 (Plugin_manager::new_undefined_symbol): New function.
171 (Plugin_manager::rescan): New function.
172 (Plugin_manager::rescannable_defines): New function.
173 (Plugin_manager::add_input_file): Set any_added_.
174 * plugin.h (class Plugin_manager): define new fields rescannable_,
175 undefined_symbols_, any_claimed_, and any_added_. Declare
176 Plugin_rescan as friend. Declare new functions.
177 (Plugin_manager::Rescannable): Define type.
178 (Plugin_manager::Rescannable_list): Define type.
179 (Plugin_manager::Undefined_symbol_list): Define type.
180 (Plugin_manager::Plugin_manager): Initialize new fields.
181 * archive.cc (Archive::defines_symbol): New function.
182 (Add_archive_symbols::run): Pass archive to plugins if any.
183 * archive.h (class Archive): Declare defines_symbol.
184 * readsyms.cc (Input_group::~Input_group): New function.
185 (Finish_group::run): Pass input_group to plugins if any.
186 * readsyms.h (class Input_group): Declare destructor.
187 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
190 2011-01-10 Ian Lance Taylor <iant@google.com>
192 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
194 (Layout::set_segment_offsets): Reset increase_relro before calling
195 set_section_addresses a second time.
197 2011-01-04 Cary Coutant <ccoutant@google.com>
199 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
200 sections before NOBITS sections.
202 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
204 * version.cc (print_version): Update copyright to 2011.
206 2010-12-23 Cary Coutant <ccoutant@google.com>
208 * output.h (Output_data_reloc::add_output_section): Pass OD instead
209 of OS to this->add. Add OD parameter to second form of the function.
211 2010-12-20 Ian Lance Taylor <iant@google.com>
213 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
214 second of two consecutive entries with same offset.
216 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
218 * testsuite/Makefile.am (ifuncmain2static_LDADD)
219 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
220 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
221 to avoid unneeded links against $(LDADD).
222 * testsuite/Makefile.in: Regenerate.
224 2010-12-15 Ian Lance Taylor <iant@google.com>
227 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
228 for R_X86_64_32 and R_X86_64_PC32.
229 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
230 ver_matching_def_pic.o.
231 (ver_matching_def_pic.o): New target.
233 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
235 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
236 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
237 Move definition before File_read::View member definitions.
238 (File_read::View::~View): Initialize and hold lock before
239 updating current_mapped_bytes.
241 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
243 * dwarf_reader.cc: Remove outdated comment.
244 * gold-threads.cc: Fix typo in error message.
245 * archive.cc: Fix typos in comments.
246 * archive.h: Likewise.
247 * arm-reloc-property.cc: Likewise.
248 * arm-reloc-property.h: Likewise.
249 * arm-reloc.def: Likewise.
251 * attributes.h: Likewise.
253 * ehframe.cc: Likewise.
254 * fileread.h: Likewise.
258 * incremental.h: Likewise.
259 * int_encoding.cc: Likewise.
260 * layout.h: Likewise.
263 * object.cc: Likewise.
264 * object.h: Likewise.
265 * options.cc: Likewise.
266 * readsyms.cc: Likewise.
267 * reduced_debug_output.cc: Likewise.
268 * reloc.cc: Likewise.
269 * script-sections.cc: Likewise.
270 * sparc.cc: Likewise.
271 * symtab.h: Likewise.
272 * target-reloc.h: Likewise.
273 * target.cc: Likewise.
274 * target.h: Likewise.
275 * timer.cc: Likewise.
277 * x86_64.cc: Likewise.
279 2010-12-09 Cary Coutant <ccoutant@google.com>
281 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
283 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
284 parameter; change all callers.
285 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
286 * options.h (warn_execstack): New option.
288 2010-12-07 Doug Kwan <dougkwan@google.com>
290 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
291 like function call relocations.
293 2010-12-07 Ian Lance Taylor <iant@google.com>
295 * archive.cc (Archive::get_elf_object_for_member): Permit
296 punconfigured to be NULL.
297 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
298 (Archive::include_member): Pass NULL to get_elf_object_for_member
299 if we searched for the archive and this is the first included
302 2010-12-01 Ian Lance Taylor <iant@google.com>
304 * dwarf_reader.h (class Sized_dwarf_line_info): Add
305 track_relocs_type_ field.
306 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
307 Set track_relocs_type_.
308 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
309 contents when using RELA relocs.
310 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
312 * reloc.cc (Track_relocs::next_addend): New function.
313 * reloc.h (class Track_relocs): Declare next_addend.
315 2010-12-01 Ian Lance Taylor <iant@google.com>
317 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
320 2010-12-01 Ian Lance Taylor <iant@google.com>
322 * README: Update compilers known to work and fail.
324 2010-11-23 Matthias Klose <doko@ubuntu.com>
326 * configure.in: For --enable-gold, handle value `default' instead of
327 `both*'. Always install ld as ld.bfd, install as ld if gold is
329 * configure: Regenerate.
331 2010-11-18 Doug Kwan <dougkwan@google.com>
333 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
334 and right_alignment to be zero. Store result alignment only if it is
335 greater than existing alignment.
337 2010-11-16 Cary Coutant <ccoutant@google.com>
340 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
341 Check for ".zdebug_line".
343 2010-11-16 Doug Kwan <dougkwan@google.com>
344 Cary Coutant <ccoutant@google.com>
346 * output.h (Output_segment::set_section_addresses): Pass increase_relro
347 by reference; adjust all callers.
348 * output.cc (Output_segment::set_section_addresses): Adjust references
349 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
351 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
352 end at page boundary.
354 2010-11-16 Cary Coutant <ccoutant@google.com>
357 * layout.cc (Layout::choose_output_section): Transform names of
358 compressed sections even when using a script with a SECTIONS clause.
359 (Layout::output_section_name): Remove code to transform
360 compressed debug section names.
361 * output.cc (Output_section::add_input_section): Use uncompressed
362 section size when tracking input sections.
364 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
366 * symtab.h (Symbol::NON_PIC_REF): Remove.
367 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
368 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
369 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
370 (Symbol::use_plt_offset): Take a flags argument and pass it
371 directly to needs_dynamic_reloc. Restrict check for undefined
372 weak symbols to function calls.
373 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
374 (Target_arm::Scan::global): Use it.
375 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
376 (Target_arm::Relocate::relocate): Likewise.
377 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
378 parameter with an r_type parameter. Use get_reference_flags
380 (Target_arm::Relocate::relocate): Update accordingly.
381 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
382 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
383 (Target_i386::Scan::global): Likewise.
384 (Target_i386::Relocate::relocate): Likewise.
385 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
386 parameter with an r_type parameter. Use get_reference_flags
388 (Target_i386::Relocate::relocate): Update accordingly.
389 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
390 (Target_powerpc::Scan::global): Use it.
391 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
392 (Target_powerpc::Relocate::relocate): Likewise.
393 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
394 (Target_sparc::Scan::global): Use it.
395 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
396 (Target_sparc::Relocate::relocate): Likewise.
397 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
398 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
399 (Target_x86_64::Scan::global): Likewise.
400 (Target_x86_64::Relocate::relocate): Likewise.
402 2010-11-08 Doug Kwan <dougkwan@google.com>
403 Cary Coutant <ccoutant@google.com>
405 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
406 (Arm_exidx_merge_section::section_contents_): New data member.
407 (Arm_input_section::Arm_input_section): Initialize original_contents_.
408 (Arm_input_section::~Arm_input_section): De-allocate memory.
409 (Arm_input_section::original_contents_): New data member.
410 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
411 in parameters instead of calling Object::section_contents without
413 (Arm_output_section::group_section): New parameter TASK. Pass it
414 to callees that need locking objects.
415 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
416 to lock EXIDX input sections. Fix a formatting issue. Call
417 Arm_exidx_merged_section::build_contents to create merged section
419 (Arm_output_section::create_stub_group): New parameter TASK. Use it
420 to lock object of stub table owner.
421 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
422 TEXT_SIZE to initialize data member TEXT_SIZE_.
423 (Arm_exidx_input_section::addralign): Fix typo in comment.
424 (Arm_exidx_input_section::text_size): New method.
425 (Target_arm::do_relax): New parameter TASK. Pass it to callees
426 that require locking objects. Lock objects before scanning for stubs
427 and updating local symbols.
428 (Arm_input_section<big_endian>::init): Copy contents of original
430 (Arm_input_section<big_endian>::do_write): Use saved contents of
431 original input section instead of calling Object::section_contents
433 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
434 size without calling Object::section_size().
435 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
436 for size. Allocate a buffer for merged EXIDX entries.
437 (Arm_exidx_merged_section::build_contents): New method.
438 (Arm_exidx_merged_section::do_write): Move merge section contents
439 building code to Arm_exidx_merged_section::build_contetns. Write
440 out contetns in buffer instead of building it on the fly.
441 (Arm_relobj::make_exidx_input_section): Also pass text section size
442 to Arm_exidx_input_section constructor.
443 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
444 (Arm_dynobj::do_read_symbols): Fix memory leak.
445 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
446 * target.h: (class Task): Add forward declaration.
447 (Target::relax): Add new parameter TASK and pass it to
449 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
451 2010-11-05 Cary Coutant <ccoutant@google.com>
454 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
455 object when reading from the file.
456 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
458 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
459 when reading section contents.
460 (get_section_contents): Likewise.
461 (icf::find_identical_sections): Likewise.
462 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
463 object when reading from the file.
464 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
465 the object when doing deferred section layout.
467 2010-11-03 Nick Clifton <nickc@redhat.com>
470 * script.h (class Symbol_assignment: name): New member. Returns
471 the name of the symbol.
472 * scrfipt.cc (Script_options::is_pending_assignment): New member.
473 Returns true if the given symbol name is on the list of
474 assignments wating to be processed.
475 * archive.cc (should_incldue_member): If the symbol is undefined,
476 check to see if it is on the list of symbols pending assignment.
478 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
480 * script-sections.cc (Script_sections::find_memory_region): Check
481 for a NULL output section pointer.
483 2010-10-29 Doug Kwan <dougkwan@google.com>
485 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
486 Output_section::add_relaxed_input_section.
487 * output.cc (Output_section::add_relaxed_input_section): Add new
488 arguments LAYOUT and NAME. Set section order index.
489 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
490 Copy section order index.
491 * output.h (Output_section::add_relaxed_input_section): Add new
492 arguments LAYOUT and NAME.
494 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
496 * testsuite/Makefile.am: Move gcctestdir/ld rule to
497 NATIVE_OR_CROSS_LINKER.
498 * testsuite/Makefile.in: Regenerate.
500 2010-10-20 Doug Kwan <dougkwan@google.com>
502 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
503 without SHF_LINK_ORDER flags.
504 * layout.cc (Layout::choose_output_section): Do not filter
505 SHF_LINK_ORDER flag in a relocatable link.
507 2010-10-17 Cary Coutant <ccoutant@google.com>
509 * output.h (Output_segment::set_section_addresses): Change function
510 signature. Update all callers.
511 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
513 (Output_segment::set_section_addresses): Align after last TLS
514 section. Add padding before last relro section instead of after.
516 2010-10-17 Doug Kwan <dougkwan@google.com>
518 * gold/arm.cc (Target_arm::got_section): Use correct order and set
519 GOT output section to be writable.
521 2010-10-14 Cary Coutant <ccoutant@google.com>
523 * debug.h (DEBUG_INCREMENTAL): New flag.
524 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
525 * gold.cc (queue_initial_tasks): Check parameters for incremental link
527 * incremental.cc (report_command_line): Ignore all forms of
529 * layout.cc (Layout::Layout): Check parameters for incremental link
531 * options.cc (General_options::parse_incremental): New function.
532 (General_options::parse_no_incremental): New function.
533 (General_options::parse_incremental_full): New function.
534 (General_options::parse_incremental_update): New function.
535 (General_options::incremental_mode_): New data member.
536 (General_options::finalize): Check incremental_mode_.
537 * options.h (General_options): Update help text for --incremental.
538 Add --no-incremental, --incremental-full, --incremental-update.
539 (General_options::Incremental_mode): New enum type.
540 (General_options::incremental_mode): New function.
541 (General_options::incremental_mode_): New data member.
542 * parameters.cc (Parameters::incremental_mode_): New data member.
543 (Parameters::set_options): Set incremental_mode_.
544 (Parameters::set_incremental_full): New function.
545 (Parameters::incremental): New function.
546 (Parameters::incremental_update): New function.
547 (set_parameters_incremental_full): New function.
548 * parameters.h (Parameters::set_incremental_full): New function.
549 (Parameters::incremental): New function.
550 (Parameters::incremental_update): New function.
551 (Parameters::incremental_mode_): New data member.
552 (set_parameters_incremental_full): New function.
553 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
554 incremental link mode.
555 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
556 (Sized_relobj::do_relocate_sections): Likewise.
557 * testsuite/Makefile.am (incremental_test): Use --incremental-full
559 * testsuite/Makefile.in: Regenerate.
560 * testsuite/incremental_test.sh: Filter all forms of --incremental.
562 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
564 * script-sections.h (class Script_sections): Make
565 Sections_elements typedef public.
566 * script-sections.cc (class Sort_output_sections): Add elements_
567 field. Add constructor which sets it; change all callers.
568 (Sort_output_sections::is_before): New function.
569 (Sort_output_sections::operator()): Call is_before.
570 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
572 * testsuite/script_test_10.sh: New test. Test script section
574 * testsuite/script_test_10.t: Likewise.
575 * testsuite/script_test_10.s: Likewise.
576 * testsuite/Makefile.am: Wrap the cross linker tests and the
577 common tests into NATIVE_OR_CROSS_LINKER.
578 (check_SCRIPTS): Add script_test_10.sh.
579 (check_DATA): Add script_test_10.stdout.
580 (script_test_10.o, script_test_10): New targets.
581 (script_test_10.stdout): New target.
582 * configure, testsuite/Makefile.in: Regenerate.
584 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
586 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
587 error for the deprecated relocations.
588 (Target_arm::Scan::global): Likewise.
589 (Target_arm::Relocate::relocate): Likewise.
591 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
593 * fileread.cc (Input_file::find_file): Initialize *found_name
594 and *namep when using the fallback search for case 4.
596 2010-10-11 Cary Coutant <ccoutant@google.com>
598 * options.h (class General_options): Redefine -z lazy as an alias for
599 the negation of -z now.
601 2010-10-11 Ian Lance Taylor <iant@google.com>
603 * resolve.cc (symbol_to_bits): Report the value of the unsupported
606 2010-10-06 Nick Clifton <nickc@redhat.com>
608 * script-sections.cc(class Memory_region): Remove
609 current_lma_offset_ field. Rename current_vma_offset_ to
610 current_offset_. Add last_section_ field.
611 (Memory_region::get_current_vma_address): Rename to
613 (Memory_region::get_current_lma_address): Delete.
614 (Memory_region::increment_vma_offset): Rename to
616 (Memory_region::increment_lma_offset): Delete.
617 (Memory_region::attributes_compatible): New method. Returns
618 true if the provided section is compatible with the region.
619 (Memory_region::get_last_section): New method. Returns the last
620 section to use the region.
621 (Memory_region::set_last_section): New method. Stores the last
622 section to use the region.
623 (Script_sections::block_in_region): New method. Returns true if
624 a block of memory is contained within a region.
625 (Script_sections::find_memory_region): New method. Locates a
626 memory region to be used to set a VMA or LMA address.
627 (Output_section_definition::set_section_addresses): Add code to
628 check for addresses set by memory regions.
629 (Output_segment::set_section_addresses): Remove memory region
631 (Script_sections::create_segment): Add a warning if a header
632 segment is created outside of any region.
633 * script-sections.h (class Script_sections): Add prototypes for
634 find_memory_region and block_in_region methods.
635 * testsuite/memory_test.s: Use .long instead of .word.
636 * testsuite/memory_test.t: Add some more output sections.
637 * testsuite/memory_test.sh: Update expected output.
639 2010-10-02 Doug Kwan <dougkwan@google.com>
641 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
642 defintion to symtab.h
643 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
644 declaration to defintion.
646 2010-10-01 Nick Clifton <nickc@redhat.com>
648 * expression.cc (eval): Replace dummy argument with NULL.
649 (eval_maybe_dot): Check for a NULL result section pointer.
650 (Symbol_expression::value): Likewise.
651 (Dot_expression::value): Likewise.
652 (BINARY_EXPRESSION): Likewise.
653 (Max_expression::value): Likewise.
654 (Min_expression::value): Likewise.
655 (Absolute_expression::value): Likewise.
656 (Addr_expression::value_from_output_section): Likewise.
657 (Loaddddr_expression::value_from_output_section): Likewise.
658 (Segment_start_expression::value): Likewise.
660 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
662 (Sections_elememt_dot_assignment::set_section_addresses):
664 (Output_data_expression::do_write_to_buffer): Likewise.
665 (Output_section_definition::finalize_symbols): Likewise.
666 (Output_section_definition::set_section_addresses): Likewise.
668 2010-09-30 Doug Kwan <dougkwan@google.com>
670 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
672 2010-09-28 Sriraman Tallam <tmsriram@google.com>
674 * target.h (Target::can_icf_inline_merge_sections): New virtual
676 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
678 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
680 * icf.cc (get_section_contents): Inline merge sections only when
683 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
685 * configure: Regenerate.
687 2010-09-17 Ian Lance Taylor <iant@google.com>
689 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
690 * testsuite/Makefile.am (memory_test.o): New target.
691 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
693 * testsuite/Makefile.in: Rebuild.
695 2010-09-17 Doug Kwan <dougkwan@google.com>
697 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
698 defintion if relocation uses GOT entries of the symbol.
699 * testsuite/icf_safe_test.sh: Fix test.
700 * testsuite/icf_safe_so_test.sh: Fix test.
702 2010-09-16 Cary Coutant <ccoutant@google.com>
704 * script_sections.cc (class Memory_region): Remove "NULL" from
705 vector initializations.
707 2010-09-15 Cary Coutant <ccoutant@google.com>
709 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
710 Resolve forwarding symbols.
712 2010-09-15 Doug Kwan <dougkwan@google.com>
714 * gold/testsuite/script_test_3.t: Add ARM special sections.
715 * gold/testsuite/script_test_4.t: Same.
716 * gold/testsuite/script_test_5.t: Same.
717 * gold/testsuite/script_test_6.t: Same.
718 * gold/testsuite/script_test_7.t: Same.
719 * gold/testsuite/script_test_7.t: Same.
720 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
722 2010-09-14 Cary Coutant <ccoutant@google.com>
724 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
725 (Target_x86_64::Relocate::relocate_tls): Replace check for
726 saw_tls_block_reloc_ with test for executable section.
728 2010-09-12 Cary Coutant <ccoutant@google.com>
730 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
731 position-independent executables to shared libraries need dynamic
733 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
734 position-independent executables.
735 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
736 * testsuite/Makefile.in: Regenerate.
738 2010-09-10 Nick Clifton <nickc@redhat.com>
741 * testsuite/memory_test.t: Discard any sections that are not
744 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
747 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
748 "This::" to work around a bug in gcc 4.2.
750 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
752 2010-09-09 Rafael Espindola <espindola@google.com>
754 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
755 sections with different PF_X flags in the same segment.
756 (Layout::find_first_load_seg): Search all segments to find the first
758 * options.h (rosegment): New.
760 2010-09-08 Rafael Espindola <espindola@google.com>
762 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
764 2010-09-08 Doug Kwan <dougkwan@google.com>
766 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
767 (Arm_relobj::do_relocate_sections): Add new parameter for output
768 file to match the parent.
769 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
770 of local symbols instead of input values. Update code to track
771 changes in gold::relocate_section.
772 * object.cc (Sized_relobj::compute_final_local_value): New methods.
773 (Sized_relobj::compute_final_local_value_internal): New methods.
774 (Sized_relobj::do_finalize_local_symbols): Move code from loop
775 body into private version of Sized_relobj::compute_final_local_value.
776 Call the inline method.
777 * object.h (Symbol_value::Symbol_value): Define destructor. Free
778 merged symbol value if there is one.
779 (Symbol_value::has_output_value): New method defintiion.
780 (Sized_relobj::Compute_final_local_value_status): New enum type.
781 (Sized_relobj::compute_final_local_value): New methods.
782 (Sized_relobj::compute_final_local_value_internal): New methods.
783 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
784 and arm_cortex_a8.sh.
785 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
786 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
788 * Makefile.in: Regenerate.
789 * testsuite/arm_bl_out_of_range.s: Update test.
790 * testsuite/thumb_bl_out_of_range.s: Ditto.
791 * testsuite/thumb_blx_out_of_range.s: Ditto.
792 * testsuite/arm_branch_out_of_range.sh: New file.
793 * testsuite/arm_cortex_a8.sh: Ditto.
794 * testsuite/arm_cortex_a8_b.s: Ditto.
795 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
796 * testsuite/arm_cortex_a8_b_local.s: Ditto.
797 * testsuite/arm_cortex_a8_bl.s: Ditto.
798 * testsuite/arm_cortex_a8_blx.s: Ditto.
799 * testsuite/arm_cortex_a8_local.s: Ditto.
800 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
801 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
803 2010-09-08 Rafael Espindola <espindola@google.com>
805 * Makefile.am (memory_test.stdout): Run readelf with -W.
806 * Makefile.in: Regenerate.
807 * testsuite/memory_test.sh: Make the regexps accept both 32 and
810 2010-09-08 Rafael Espindola <espindola@google.com>
812 * script-sections.cc (Script_sections::add_memory_region): Convert
813 field precision to int.
814 * script.cc (script_set_section_region, script_set_section_region):
815 Convert field precision to int.
817 2010-09-08 Rafael Espindola <espindola@google.com>
819 * arm.cc (do_finalize_sections): Create the __exidx_start and
820 __exdix_end symbols even when the section is missing.
822 2010-09-08 Nick Clifton <nickc@redhat.com>
824 * README: Remove claim that MEMORY is not supported.
825 * expression.cc (script_exp_function_origin)
826 (script_exp_function_length): Move from here to ...
827 * script.cc: ... here.
828 (script_set_section_region, script_add_memory)
829 (script_parse_memory_attr, script_include_directive): New
832 (class Memory_region): New class.
833 (class Output_section_definition): Add set_memory_region,
834 set_section_vma, set_section_lma and get_section_name methods.
835 (class Script_Sections): Add add_memory_region,
836 find_memory_region, find_memory_region_origin,
837 find_memory_region_length and set_memory_region methods.
838 Have set_section_addresses method walk the list of set memory
840 Extend the print methos to display memory regions.
841 * script-sections.h: Add prototypes for new methods.
842 Add enum for MEMORY region attributes.
843 * yyscript.y: Add support for parsing MEMORY regions.
844 * script-c.h: Add prototypes for new functions.
845 * testsuite/Makefile.am: Add test of MEMORY region functionality.
846 * testsuite/Makefile.in: Regenerate.
847 * testsuite/memory_test.sh: New script.
848 * testsuite/memory_test.s: New assembler source file.
849 * testsuite/memory_test.t: New linker script.
851 2010-08-27 Doug Kwan <dougkwan@google.com>
853 * gold/resolve.cc (Symbol_table::should_override): Let a weak
854 reference override an existing dynamic weak reference.
855 * testsuite/Makefile.am: Add new test dyn_weak_ref.
856 * testsuite/Makefile.in: Regenerate.
857 * testsuite/dyn_weak_ref.sh: New file.
858 * testsuite/dyn_weak_ref_1.c: Ditto.
859 * testsuite/dyn_weak_ref_2.c: Ditto.
861 2010-08-27 Ian Lance Taylor <iant@google.com>
863 * incremental.h (class Incremental_input_entry): Add virtual
866 2010-08-27 Ian Lance Taylor <iant@google.com>
868 * testsuite/start_lib_test_3.c: Mark t3 as used.
870 2010-08-27 Nick Clifton <nickc@redhat.com>
872 * options.cc (version_script): Fix small typo in previous
875 2010-08-25 Nick Clifton <nickc@redhat.com>
877 * archive.cc: Formatting fixes: Remove whitespace between
878 typename and following asterisk. Remove whitespace between
879 function name and opening parenthesis.
880 * archive.h: Likewise.
882 * attributes.cc: Likewise.
883 * attributes.h: Likewise.
884 * common.cc: Likewise.
885 * copy-relocs.cc: Likewise.
886 * dirsearch.h: Likewise.
887 * dynobj.cc: Likewise.
888 * ehframe.cc: Likewise.
889 * ehframe.h: Likewise.
890 * expression.cc: Likewise.
891 * fileread.cc: Likewise.
892 * fileread.h: Likewise.
894 * gold-threads.cc: Likewise.
898 * incremental-dump.cc: Likewise.
899 * incremental.cc: Likewise.
900 * layout.cc: Likewise.
901 * layout.h: Likewise.
903 * merge.cc: Likewise.
905 * object.cc: Likewise.
906 * object.h: Likewise.
907 * options.cc: Likewise.
908 * options.h: Likewise.
909 * output.cc: Likewise.
910 * output.h: Likewise.
911 * plugin.cc: Likewise.
912 * plugin.h: Likewise.
913 * powerpc.cc: Likewise.
914 * reloc.cc: Likewise.
915 * script-c.h: Likewise.
916 * script-sections.cc: Likewise.
917 * script.cc: Likewise.
918 * stringpool.cc: Likewise.
919 * symtab.cc: Likewise.
920 * symtab.h: Likewise.
921 * target.cc: Likewise.
922 * timer.cc: Likewise.
924 * version.cc: Likewise.
925 * x86_64.cc: Likewise.
927 2010-08-24 Nick Clifton <nickc@redhat.com>
930 * layout.cc (segment_precedes): Sort segments by their physical
931 addresses, if they have been set.
933 2010-08-23 Cary Coutant <ccoutant@google.com>
935 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
937 (Lib_group::include_member): Unlock object after deleting its
939 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
942 2010-08-19 Neil Vachharajani <nvachhar@google.com>
943 Cary Coutant <ccoutant@google.com>
945 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
946 constructor, and set_blocker.
947 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
949 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
950 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
951 * testsuite/Makefile.am (start_lib_test): New test case.
952 * testsuite/Makefile.in: Regenerate.
953 * testsuite/start_lib_test_main.c: New file.
954 * testsuite/start_lib_test_1.c: New file.
955 * testsuite/start_lib_test_2.c: New file.
956 * testsuite/start_lib_test_3.c: New file.
958 2010-08-19 Ian Lance Taylor <iant@google.com>
960 * Makefile.in: Rebuild with automake 1.11.1.
961 * aclocal.m4: Likewise.
962 * testsuite/Makefile.in: Likewise.
964 2010-08-19 Ian Lance Taylor <iant@google.com>
967 * i386.cc (class Output_data_plt_i386): Update declarations.
968 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
969 local_ifuncs_ fields.
970 (Target_i386::do_plt_section_for_global): New function.
971 (Target_i386::do_plt_section_for_local): New function.
972 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
973 parameter; change all callers. Initialize global_ifuncs_ and
974 local_ifuncs_. If doing a static link define __rel_iplt_start and
976 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
977 (Output_data_plt_i386::add_local_ifunc_entry): New function.
978 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
980 (Target_i386::make_plt_section): New function, broken out of
981 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
982 (Target_i386::make_plt_entry): Call make_plt_section.
983 (Target_i386::make_local_ifunc_plt_entry): New function.
984 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
985 (Target_i386::Scan::local): Handle IFUNC symbols. Add
986 R_386_IRELATIVE to switch.
987 (Target_i386::Scan::global): Likewise.
988 (Target_i386::Relocate::relocate): Likewise.
989 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
991 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
992 (Target_x86_64::do_plt_section_for_global): New function.
993 (Target_x86_64::do_plt_section_for_local): New function.
994 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
995 parameter; change all callers. If doing a static link define
996 __rela_iplt_start and __rela_iplt_end.
997 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
998 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
999 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1001 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1002 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1004 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1005 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1006 R_X86_64_IRELATIVE to switch.
1007 (Target_x86_64::Scan::global): Likewise.
1008 (Target_x86_64::Relocate::relocate): Likewise.
1009 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1011 * target.h (class Target): Add plt_section_for_global and
1012 plt_section_for_local functions. Add do_plt_section_for_global
1013 and do_plt_section_for_local virtual functions.
1014 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1015 clarifying comments.
1016 (Symbol::use_plt_offset): Handle IFUNC symbol.
1017 * object.cc (Sized_relobj::Sized_relobj): Initialize
1019 (Sized_relobj::local_has_plt_offset): New function.
1020 (Sized_relobj::local_plt_offset): New function.
1021 (Sized_relobj::set_local_plt_offset): New function.
1022 (Sized_relobj::do_count): Handle IFUNC symbol.
1023 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1024 a bit away from input_shndx_ field. Add set_is_func_symbol and
1025 is_ifunc_symbol functions.
1026 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1027 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1028 local_plt_offsets_ field.
1029 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1030 * output.h (class Output_section_data): Add non-const
1031 output_section function.
1032 (class Output_data_got): Update declarations.
1033 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1034 Add use_plt_offset parameter to global and local constructors.
1035 Change all callers. Change local_sym_index_ field to 31 bits.
1036 Change GSYM_CODE and CONSTANT_CODE accordingly.
1037 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1038 doing a static link don't set sh_link field.
1039 (Output_data_got::Got_entry::write): Use PLT offset if
1041 (Output_data_got::add_global_plt): New function.
1042 (Output_data_got::add_local_plt): New function.
1043 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1044 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1045 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1046 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1047 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1049 * testsuite/ifunc-sel.h: New file.
1050 * testsuite/ifuncmain1.c: New file.
1051 * testsuite/ifuncmain1vis.c: New file.
1052 * testsuite/ifuncmod1.c: New file.
1053 * testsuite/ifuncdep2.c: New file.
1054 * testsuite/ifuncmain2.c: New file.
1055 * testsuite/ifuncmain3.c: New file.
1056 * testsuite/ifuncmod3.c: New file.
1057 * testsuite/ifuncmain4.c: New file.
1058 * testsuite/ifuncmain5.c: New file.
1059 * testsuite/ifuncmod5.c: New file.
1060 * testsuite/ifuncmain6pie.c: New file.
1061 * testsuite/ifuncmod6.c: New file.
1062 * testsuite/ifuncmain7.c: New file.
1063 * configure, testsuite/Makefile.in: Rebuild.
1065 2010-08-18 Ian Lance Taylor <iant@google.com>
1068 (Output_section_incremental_inputs::write_input_files): Add cast
1069 to avoid signed/unsigned comparison warning.
1070 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1072 2010-08-12 Cary Coutant <ccoutant@google.com>
1074 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1076 2010-08-13 Ian Lance Taylor <iant@google.com>
1078 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1080 2010-08-12 Cary Coutant <ccoutant@google.com>
1081 Doug Kwan <dougkwan@google.com>
1083 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1084 defintion overrides non-weak undef, remember that the original undef
1086 * symtab.cc (Symbol_table::sized_write_global): For undef without
1087 an original weak binding, set binding to global in output.
1088 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1089 * testsuite/Makefile.in: Regenerate.
1090 * testsuite/strong_ref_weak_def.sh: New file.
1091 * testsuite/strong_ref_weak_def_1.c: Ditto.
1092 * testsuite/strong_ref_weak_def_2.c: Ditto.
1094 2010-08-12 Cary Coutant <ccoutant@google.com>
1096 * testsuite/incremental_test.sh: Rewrite.
1097 * testsuite/incremental_test_1.c: Rewrite.
1098 * testsuite/incremental_test_2.c: Rewrite.
1100 2010-08-12 Cary Coutant <ccoutant@google.com>
1102 * arm.cc (Target_arm::got_size): Add const.
1103 (Target_arm::got_entry_count): New function.
1104 (Target_arm::plt_entry_count): New function.
1105 (Target_arm::first_plt_entry_offset): New function.
1106 (Target_arm::plt_entry_size): New function.
1107 (Output_data_plt_arm::entry_count): New function.
1108 (Output_data_plt_arm::first_plt_entry_offset): New function.
1109 (Output_data_plt_arm::get_plt_entry_size): New function.
1110 * i386.cc (Target_i386::got_size): Add const.
1111 (Target_i386::got_entry_count): New function.
1112 (Target_i386::plt_entry_count): New function.
1113 (Target_i386::first_plt_entry_offset): New function.
1114 (Target_i386::plt_entry_size): New function.
1115 (Output_data_plt_i386::entry_count): New function.
1116 (Output_data_plt_i386::first_plt_entry_offset): New function.
1117 (Output_data_plt_i386::get_plt_entry_size): New function.
1118 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1119 find_incremental_inputs_sections. Dump incremental_got_plt section.
1120 * incremental.cc: Include target.h.
1121 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1122 parameter. Adjust all callers. Find incremental_got_plt section.
1123 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1125 (Output_section_incremental_inputs::set_final_data_size): Calculate
1126 size of incremental_got_plt section.
1127 (Output_section_incremental_inputs::do_write): Write the
1128 incremental_got_plt section.
1129 (Got_plt_view_info): New struct.
1130 (Local_got_offset_visitor): New class.
1131 (Global_got_offset_visitor): New class.
1132 (Global_symbol_visitor_got_plt): New class.
1133 (Output_section_incremental_inputs::write_got_plt): New function.
1134 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1135 Add parameter. Adjust all callers.
1136 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1137 (Incremental_inputs::got_plt_section): New function.
1138 (Incremental_inputs::got_plt_section_): New data member.
1139 (Incremental_got_plt_reader): New class.
1140 * layout.cc (Layout::create_incremental_info_sections): Add the
1141 incremental_got_plt section.
1142 * object.h (Got_offset_list::get_list): New function.
1143 (Got offset_list::for_all_got_offsets): New function.
1144 (Sized_relobj::local_got_offset_list): New function.
1145 * powerpc.cc (Target_powerpc::got_size): Add const.
1146 (Target_powerpc::got_entry_count): New function.
1147 (Target_powerpc::plt_entry_count): New function.
1148 (Target_powerpc::first_plt_entry_offset): New function.
1149 (Target_powerpc::plt_entry_size): New function.
1150 (Output_data_plt_powerpc::entry_count): New function.
1151 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1152 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1153 * sparc.cc (Target_sparc::got_size): Add const.
1154 (Target_sparc::got_entry_count): New function.
1155 (Target_sparc::plt_entry_count): New function.
1156 (Target_sparc::first_plt_entry_offset): New function.
1157 (Target_sparc::plt_entry_size): New function.
1158 (Output_data_plt_sparc::entry_count): New function.
1159 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1160 (Output_data_plt_sparc::get_plt_entry_size): New function.
1161 * symtab.h (Symbol::got_offset_list): New function.
1162 (Symbol_table::for_all_symbols): New function.
1163 * target.h (Sized_target::got_entry_count): New function.
1164 (Sized_target::plt_entry_count): New function.
1165 (Sized_target::plt_entry_size): New function.
1166 * x86_64.cc (Target_x86_64::got_size): Add const.
1167 (Target_x86_64::got_entry_count): New function.
1168 (Target_x86_64::plt_entry_count): New function.
1169 (Target_x86_64::first_plt_entry_offset): New function.
1170 (Target_x86_64::plt_entry_size): New function.
1171 (Output_data_plt_x86_64::entry_count): New function.
1172 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1173 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1175 2010-08-12 Cary Coutant <ccoutant@google.com>
1177 * archive.cc: Include incremental.h.
1178 (Archive::Archive): Initialize incremental_info_.
1179 (Archive::include_member): Record archive members in incremental info.
1180 (Add_archive_symbols::run): Record begin and end of an archive in
1182 (Lib_group::include_member): Record objects in incremental info.
1183 * archive.h (Incremental_archive_entry): Forward declaration.
1184 (Archive::set_incremental_info): New member function.
1185 (Archive::incremental_info): New member function.
1186 (Archive::Unused_symbol_iterator): New class.
1187 (Archive::unused_symbols_begin): New member function.
1188 (Archive::unused_symbols_end): New member function.
1189 (Archive::incremental_info_): New data member.
1190 * incremental-dump.cc (find_input_containing_global): New function.
1191 (dump_incremental_inputs): Dump new incremental info sections.
1192 * incremental.cc: Include symtab.h.
1193 (Output_section_incremental_inputs): New class.
1194 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1195 new incremental info sections.
1196 (Sized_incremental_binary::do_check_inputs): Likewise.
1197 (Incremental_inputs::report_archive): Remove.
1198 (Incremental_inputs::report_archive_begin): New function.
1199 (Incremental_inputs::report_archive_end): New function.
1200 (Incremental_inputs::report_object): New function.
1201 (Incremental_inputs::finalize_inputs): Remove.
1202 (Incremental_inputs::report_input_section): New function.
1203 (Incremental_inputs::report_script): Rewrite.
1204 (Incremental_inputs::finalize): Do nothing but finalize string table.
1205 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1206 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1207 (Incremental_inputs::create_data_sections): New function.
1208 (Incremental_inputs::relocs_entsize): New function.
1209 (Output_section_incremental_inputs::set_final_data_size): New function.
1210 (Output_section_incremental_inputs::do_write): New function.
1211 (Output_section_incremental_inputs::write_header): New function.
1212 (Output_section_incremental_inputs::write_input_files): New function.
1213 (Output_section_incremental_inputs::write_info_blocks): New function.
1214 (Output_section_incremental_inputs::write_symtab): New function.
1215 * incremental.h (Incremental_script_entry): Forward declaration.
1216 (Incremental_object_entry): Forward declaration.
1217 (Incremental_archive_entry): Forward declaration.
1218 (Incremental_inputs): Forward declaration.
1219 (Incremental_inputs_header_data): Remove.
1220 (Incremental_inputs_header): Remove.
1221 (Incremental_inputs_header_write): Remove.
1222 (Incremental_inputs_entry_data): Remove.
1223 (Incremental_inputs_entry): Remove.
1224 (Incremental_inputs_entry_write): Remove.
1225 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1226 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1227 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1228 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1230 (Incremental_input_entry): New class.
1231 (Incremental_script_entry): New class.
1232 (Incremental_object_entry): New class.
1233 (Incremental_archive_entry): New class.
1234 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1235 (Incremental_inputs::report_inputs): Remove.
1236 (Incremental_inputs::report_archive): Remove.
1237 (Incremental_inputs::report_archive_begin): New function.
1238 (Incremental_inputs::report_archive_end): New function.
1239 (Incremental_inputs::report_object): Change prototype.
1240 (Incremental_inputs::report_input_section): New function.
1241 (Incremental_inputs::report_script): Change prototype.
1242 (Incremental_inputs::get_reloc_count): New function.
1243 (Incremental_inputs::set_reloc_count): New function.
1244 (Incremental_inputs::create_data_sections): New function.
1245 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1246 (Incremental_inputs::inputs_section): New function.
1247 (Incremental_inputs::symtab_section): New function.
1248 (Incremental_inputs::relocs_section): New function.
1249 (Incremental_inputs::get_stringpool): Add const.
1250 (Incremental_inputs::command_line): Add const.
1251 (Incremental_inputs::inputs): Remove.
1252 (Incremental_inputs::command_line_key): New function.
1253 (Incremental_inputs::input_file_count): New function.
1254 (Incremental_inputs::input_files): New function.
1255 (Incremental_inputs::relocs_entsize): New function.
1256 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1257 (Incremental_inputs::finalize_inputs): Remove.
1258 (Incremental_inputs::Input_info): Remove.
1259 (Incremental_inputs::lock_): Remove.
1260 (Incremental_inputs::inputs_): Change type.
1261 (Incremental_inputs::inputs_map_): Remove.
1262 (Incremental_inputs::current_object_entry_): New data member.
1263 (Incremental_inputs::inputs_section_): New data member.
1264 (Incremental_inputs::symtab_section_): New data member.
1265 (Incremental_inputs::relocs_section_): New data member.
1266 (Incremental_inputs::reloc_count_): New data member.
1267 (Incremental_inputs_reader): New class.
1268 (Incremental_symtab_reader): New class.
1269 (Incremental_relocs_reader): New class.
1270 * layout.cc (Layout::finalize): Move finalization of incremental info
1271 and creation of incremental info sections to follow finalization of
1272 symbol table. Set offsets for postprocessing sections.
1273 (Layout::create_incremental_info_sections): Call
1274 Incremental_inputs::create_data_sections. Add incremental symtab
1275 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1276 sections to layout after input sections.
1277 * layout.h (struct Timespec): Forward declaration.
1278 (Layout::incremental_inputs): Add const.
1279 (Layout::create_incremental_info_sections): Add parameter.
1280 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1281 * object.cc: Include incremental.h.
1282 (Relobj::finalize_incremental_relocs): New function.
1283 (Sized_relobj::do_layout): Record input sections in incremental info.
1284 * object.h (Object::output_section): New function.
1285 (Object::output_section_offset): Moved from Relobj.
1286 (Object::get_incremental_reloc_base): New function.
1287 (Object::get_incremental_reloc_count): New function.
1288 (Object::do_output_section): New function.
1289 (Object::do_output_section_offset): Moved from Relobj.
1290 (Object::do_get_incremental_reloc_base): New function.
1291 (Object::do_get_incremental_reloc_count): New function.
1292 (Object::Object): Initialize new data members.
1293 (Relobj::output_section): Renamed do_output_section and moved to
1295 (Relobj::output_section_offset): Moved to Object.
1296 (Relobj::do_get_incremental_reloc_base): New function.
1297 (Relobj::do_get_incremental_reloc_count): New function.
1298 (Relobj::allocate_incremental_reloc_counts): New function.
1299 (Relobj::count_incremental_reloc): New function.
1300 (Relobj::finalize_incremental_relocs): New function.
1301 (Relobj::next_incremental_reloc_index): New function.
1302 (Relobj::reloc_counts_): New data member.
1303 (Relobj::reloc_bases_): New data member.
1304 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1305 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1306 (Sized_relobj::incremental_relocs_scan): New function.
1307 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1308 (Sized_relobj::incremental_relocs_write): New function.
1309 (Sized_relobj::incremental_relocs_write_reltype): New function.
1310 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1312 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1313 archives and object files elsewhere.
1314 (Add_symbols::run): Report object files here.
1315 (Finish_group::run): Report end of archive at end of group.
1316 * reloc.cc: Include layout.h, incremental.h.
1317 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1318 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1319 (Sized_relobj::incremental_relocs_scan): New function.
1320 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1321 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1322 (Sized_relobj::incremental_relocs_write): New function.
1323 (Sized_relobj::incremental_relocs_write_reltype): New function.
1324 * script.cc (read_input_script): Rewrite test for incremental link.
1325 Change call to Incremental_inputs::report_script.
1326 * symtab.h (Symbol_table::first_global_index): New function.
1327 (Symbol_table::output_count): New function.
1329 2010-08-12 Doug Kwan <dougkwan@google.com>
1331 * arm.cc (Target_arm::merge_object_attributes): Check command line
1332 options --no-wchar-size-warning and --no-enum-size-warning.
1333 * options.h (General_options): Add ld-compatible options
1334 --no-enum-size-warning and --no-wchar-size-warning.
1336 2010-08-04 Ian Lance Taylor <iant@google.com>
1338 * x86_64.cc (Target_x86_64::Scan::local): Use
1339 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1340 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1341 (Target_x86_64::Scan::global): Likewise.
1342 (Target_x86_64::Relocate::relocate): Likewise.
1343 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1346 2010-08-03 Cary Coutant <ccoutant@google.com>
1348 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1349 to reserve space in merged_strings vector. Keep total input size
1351 (Output_merge_string::do_print_merge_stats): Print total input size.
1352 * merge.h (Output_merge_string): Add input_size_ field.
1353 * stringpool.cc (Stringpool_template::string_length): Move
1354 implementations out of Stringpool_template class and place in
1356 * stringpool.h (string_length): Move out of Stringpool_template.
1358 2010-08-03 Ian Lance Taylor <iant@google.com>
1361 * layout.cc (relaxation_loop_body): If address of load segment is
1362 set, adjust address to include headers if possible.
1364 2010-08-03 Ian Lance Taylor <iant@google.com>
1366 * version.cc (version_string): Bump to 1.10.
1368 2010-08-03 Ian Lance Taylor <iant@google.com>
1371 * layout.h (enum Output_section_order): Define.
1372 (class Layout): Update declarations.
1373 * layout.cc (Layout::get_output_section): Add order parameter.
1374 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1375 is_first_non_relro parameters. Change all callers.
1376 (Layout::choose_output_section): Likewise.
1377 (Layout::add_output_section_data): Likewise.
1378 (Layout::make_output_section): Likewise. Set order.
1379 (Layout::default_section_order): New function.
1380 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1381 * output.cc (Output_section::Output_section): Initialize order_.
1382 Don't initialize deleted fields.
1383 (Output_segment::Output_segment): Don't initialize deleted
1385 (Output_segment::add_output_section_to_load): New function
1386 replacing add_output_section. Change all callers to call this or
1387 add_output_section_to_nonload.
1388 (Output_segment::add_output_section_to_nonload): New function.
1389 (Output_segment::remove_output_section): Rewrite.
1390 (Output_segment::add_initial_output_data): Likewise.
1391 (Output_segment::has_any_data_sections): Likewise.
1392 (Output_segment::is_first_section_relro): Likewise.
1393 (Output_segment::maximum_alignment): Likewise.
1394 (Output_segment::has_dynamic_reloc): New function replacing
1395 dynamic_reloc_count. Change all callers.
1396 (Output_segment::has_dynamic_reloc_list): New function replacing
1397 dynamic_reloc_count_list. Change all callers.
1398 (Output_segment::set_section_addresses): Rewrite.
1399 (Output_segment::set_offset): Rewrite.
1400 (Output_segment::find_first_and_last_list): Remove.
1401 (Output_segment::set_tls_offsets): Rewrite.
1402 (Output_segment::first_section_load_address): Likewise.
1403 (Output_segment::output_section_count): Likewise.
1404 (Output_segment::section_with_lowest_load_address): Likewise.
1405 (Output_segment::write_section_headers): Likewise.
1406 (Output_segment::print_sections_to_map): Likewise.
1407 * output.h (class Output_data): Remove dynamic_reloc_count_
1408 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1409 (Output_data::add_dynamic_reloc): Rewrite.
1410 (Output_data::has_dynamic_reloc): New function.
1411 (Output_data::dynamic_reloc_count): Remove.
1412 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1413 is_last_relro_, is_first_non_relro_, is_interp_,
1414 is_dynamic_linker_section_ fields. Add order and set_order
1415 functions. Remove is_relro_local, set_is_relro_local,
1416 is_last_relro, set_is_last_relro, is_first_non_relro,
1417 set_is_first_non_relro functions, is_interp, set_is_interp,
1418 is_dynamic_linker_section, and set_is_dynamic_linker_section
1420 (class Output_segment): Change Output_data_list from std::list to
1421 std:;vector. Add output_lists_ field. Remove output_data_ and
1422 output_bss_ fields. Update declarations.
1424 2010-08-02 Ian Lance Taylor <iant@google.com>
1426 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1427 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1428 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1430 2010-08-02 Ian Lance Taylor <iant@google.com>
1433 * script.cc (Script_options::Script_options): Initialize
1434 symbol_definitions_ and symbol_references_.
1435 (Script_options::add_symbol_assignment): Update
1436 symbol_definitions_ and symbol_references_.
1437 (Script_options::add_symbol_reference): New function.
1438 (script_symbol): New function.
1439 * script.h (class Script_options): Add symbol_definitions_ and
1440 symbol_references_ fields.
1441 (Script_options::referenced_const_iterator): New type.
1442 (Script_options::referenced_begin): New function.
1443 (Script_options::referenced_end): New function.
1444 (Script_options::is_referenced): New function.
1445 (Script_options::any_unreferenced): New function.
1446 * script-c.h (script_symbol): Declare.
1447 * yyscript.y (exp): Call script_symbol.
1448 * symtab.cc: Include "script.h".
1449 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1450 Change all callers. Check symbols referenced by scripts.
1451 (Symbol_table::add_undefined_symbols_from_command_line): Add
1452 layout parameter. Change all callers.
1453 (Symbol_table::do_add_undefined_symbols_from_command_line):
1454 Likewise. Break out loop body. Check symbols referenced by
1456 (Symbol_table::add_undefined_symbol_from_command_line): New
1457 function broken out of
1458 do_add_undefined_symbols_from_command_line.
1459 * symtab.h (class Symbol_table): Update declarations.
1460 * archive.cc: Include "layout.h".
1461 (Archive::should_include_member): Add layout parameter. Change
1462 all callers. Check for symbol mentioned in expression.
1463 * archive.h (class Archive): Update declaration.
1464 * object.cc (Sized_relobj::do_should_include_member): Add layout
1466 * object.h (Object::should_include_member): Add layout parameter.
1468 (Object::do_should_include_member): Add layout parameter.
1469 (class Sized_relobj): Update declaration.
1470 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1472 * dynobj.h (class Sized_dynobj): Update declaration.
1473 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1475 * plugin.h (class Sized_pluginobj): Update declaration.
1477 2010-08-02 Ian Lance Taylor <iant@google.com>
1480 * output.cc (Output_segment::set_offset): Search for the first and
1481 last sections rather than assuming that the list is in order.
1482 (Output_segment::find_first_and_last_list): New function.
1483 * output.h (class Output_segment): Update declarations.
1484 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1485 (relro_strip_test_SOURCES): New variable.
1486 (relro_strip_test_DEPENDENCIES): New variable.
1487 (relro_strip_test_LDFLAGS): New variable.
1488 (relro_strip_test_LDADD): New variable.
1489 (relro_strip_test.so): New target.
1491 2010-08-02 Ian Lance Taylor <iant@google.com>
1493 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1494 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1495 (Target_i386::got_tlsdesc_section): New function.
1496 (Target_i386::got_section): Create space for GOT entries for
1497 TLSDESC relocations.
1498 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1500 (Target_i386::Scan::global): Likewise.
1501 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1503 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1504 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1505 (Target_x86_64::got_tlsdesc_section): New function.
1506 (Target_x86_64::got_section): Create space for GOT entries for
1507 TLSDESC relocations.
1508 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1510 (Target_x86_64::Scan::global): Likewise.
1511 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1514 2010-08-02 Ian Lance Taylor <iant@google.com>
1516 * testsuite/final_layout.sh: Use dc to convert from hex to
1519 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1521 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1522 paramter to the call to gold::gc_process_relocs.
1523 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1524 paramter to the call to gold::gc_process_relocs.
1525 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1526 parameter to the call to gold::gc_process_relocs.
1527 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1528 template parameter to the call to gold::gc_process_relocs.
1529 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1530 paramter to the call to gold::gc_process_relocs.
1531 * gc.h (get_embedded_addend_size): New function.
1532 (gc_process_relocs): Save the size of the reloc for use by ICF.
1533 * icf.cc (get_section_contents): Get the addend from the text section
1534 for SHT_REL relocation sections.
1535 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1536 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1537 * int_encoding.h (read_from_pointer): New overloaded function.
1538 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1539 * testsuite/icf_sht_rel_addend_test.sh: New file.
1540 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1541 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1543 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1545 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1546 * Makefile.in: Regenerate.
1547 * testsuite/Makefile.in: Regenerate.
1549 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1551 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1552 * gold/testsuite/debug_msg.cc: Likewise.
1553 * gold/testsuite/odr_violation1.cc
1554 * gold/testsuite/odr_violation2.cc
1556 2010-07-21 Cary Coutant <ccoutant@google.com>
1558 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1559 string, and length fields.
1560 (Output_merge_string::Merged_strings_list): New type.
1561 (Output_merge_string::Merged_strings_lists): New typedef.
1562 (Output_merge_string): Replace merged_strings_ with
1563 merged_strings_lists_.
1564 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1565 Merged_strings_list per input object and section. Don't store pointer
1566 to the string. Don't store length with each merged string entry.
1567 (Output_merge_string::finalize_merged_data): Loop over list of merged
1568 strings lists. Recompute length of each merged string.
1570 2010-07-15 Cary Coutant <ccoutant@google.com>
1572 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1575 2010-07-14 Ian Lance Taylor <iant@google.com>
1577 * descriptors.cc (Descriptors::open): Report correct name in error
1580 2010-07-13 Doug Kwan <dougkwan@google.com>
1582 * arm.cc (Arm_input_section::Arm_input_section): For a
1583 SHT_ARM_EXIDX section, always keeps the input sections.
1584 (Arm_input_section::set_exidx_section_link): New method.
1585 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1586 has_errors_ to false.
1587 (Arm_exidx_input_section::has_errors,
1588 Arm_exidx_input_section::set_has_errors): New methods.
1589 (Arm_exidx_input_section::has_errors_): New data member.
1590 (Arm_relobj::get_exidx_shndx_list): New method.
1591 (Arm_output_section::append_text_sections_to_list): Do not skip
1592 section without SHF_EXECINSTR.
1593 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1595 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1596 section header. Make error messages more verbose. Check for
1597 a non-executable section linked to an EXIDX section.
1598 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1599 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1600 check that there is no deferred EXIDX section if we exit early.
1601 Instead of not making an EXIDX section in case of an error, make one
1602 and set the has_errors flag of it.
1603 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1604 in a relocatable link.
1605 (Target_arm::do_relax): Look for the EXIDX output section instead of
1606 assuming that it is called .ARM.exidx.
1607 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1608 section list. Do not check for SHF_EXECINSTR section flags but
1609 skip any input section with errors.
1610 * output.cc (Output_section::Output_section): Initialize
1611 always_keeps_input_sections_ to false.
1612 (Output_section::add_input_section): Check for
1613 always_keeps_input_sections_.
1614 * output.h (Output_section::always_keeps_input_sections,
1615 Output_section::set_always_keeps_input_sections): New methods.
1616 (Output_section::always_keeps_input_sections): New data member.
1618 2010-07-13 Rafael Espindola <espindola@google.com>
1620 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1621 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1623 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1624 Ian Lance Taylor <iant@google.com>
1626 * output.h (Output_section_lookup_maps::add_merge_section):
1627 Correct check of whether value was inserted.
1628 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1629 (Output_section_lookup_maps::add_relaxed_input_section):
1631 * arm.cc (Target_arm::got_section): Remove used local os.
1632 * i386.cc (Target_i386::got_section): Likewise.
1633 * x86_64.cc (Target_x86_64::got_section): Likewise.
1634 * sparc.cc (Target_sparc::got_section): Likewise.
1635 (Target_sparc::relocate): Remove unused local have_got_offset.
1636 * powerpc.cc (Target_powerpc::relocate): Likewise.
1638 2010-07-13 Ian Lance Taylor <iant@google.com>
1640 * compressed_output.cc (zlib_decompress): Fix signature in
1643 * archive.cc (Archive::include_member): Unlock an external member
1644 of a thin archive. Don't bother to delete an object we know is
1647 2010-07-12 Cary Coutant <ccoutant@google.com>
1649 * compressed_output.cc (zlib_decompress): New function.
1650 (get_uncompressed_size): New function.
1651 (decompress_input_section): New function.
1652 * compressed_output.h (get_uncompressed_size): New function.
1653 (decompress_input_section): New function.
1654 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1655 Handle compressed debug sections.
1656 * layout.cc (is_compressed_debug_section): New function.
1657 (Layout::output_section_name): Map compressed section names to
1659 * layout.h (is_compressed_debug_section): New function.
1660 (is_debug_info_section): Recognize compressed debug sections.
1661 * merge.cc: Include compressed_output.h.
1662 (Output_merge_data::do_add_input_section): Handle compressed
1664 (Output_merge_string::do_add_input_section): Handle compressed
1666 * object.cc: Include compressed_output.h.
1667 (Sized_relobj::Sized_relobj): Initialize new data members.
1668 (build_compressed_section_map): New function.
1669 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1670 * object.h (Object::section_is_compressed): New method.
1671 (Object::do_section_is_compressed): New method.
1672 (Sized_relobj::Compressed_section_map): New type.
1673 (Sized_relobj::do_section_is_compressed): New method.
1674 (Sized_relobj::compressed_sections_): New data member.
1675 * output.cc (Output_section::add_input_section): Handle compressed
1677 * reloc.cc: Include compressed_output.h.
1678 (Sized_relobj::write_sections): Handle compressed debug sections.
1680 2010-07-08 Cary Coutant <ccoutant@google.com>
1682 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1683 weak when resolving to a dynamic def.
1684 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1685 for weak undef/dynamic def cases. Adjust callers.
1686 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1687 undef_binding_weak_.
1688 (Symbol_table::sized_write_globals): Adjust symbol binding.
1689 (Symbol_table::sized_write_symbol): Add binding parameter.
1690 * symtab.h (Symbol::set_undef_binding): New method.
1691 (Symbol::is_undef_binding_weak): New method.
1692 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1693 (Symbol_table::should_override): Add new parameter.
1694 (Symbol_table::sized_write_symbol): Add new parameter.
1696 * testsuite/weak_undef_file1.cc: Add new test case.
1697 * testsuite/weak_undef_file2.cc: Fix header comment.
1698 * testsuite/weak_undef_test.cc: Add new test case.
1700 2010-06-29 Doug Kwan <dougkwan@google.com>
1702 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1703 Initialize USE_SYMBOL_.
1704 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1706 (Arm_reloc_property::uses_symbol_): New data member declaration.
1707 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1708 uses symbol value and symbol is undefined but not weakly undefined.
1710 2010-06-28 Rafael Espindola <espindola@google.com>
1712 * plugin.cc (Plugin::load): Use dlerror.
1714 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1716 * symtab.cc (detect_odr_violations): When reporting an ODR
1717 violation, report an object where the symbol is defined.
1719 2010-06-25 Doug Kwan <dougkwan@google.com>
1721 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1722 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1724 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1725 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1726 target hook to detect function points.
1727 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1728 * icf.h (Icf::check_section_for_function_pointers): Change type of
1729 parameter SECTION_NAME to const reference to std::string. Use
1730 target hook to determine if section may have unsafe pointers.
1731 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1734 2010-06-21 Rafael Espindola <espindola@google.com>
1736 * fileread.cc (Input_file::find_fie): New
1737 (Input_file::open): Use Input_file::find_fie.
1738 * fileread.h (Input_file::find_fie): New
1739 * plugin.cc (set_extra_library_path): New.
1740 (Plugin::load): Add set_extra_library_path to the transfer vector.
1741 (Plugin_manager::set_extra_library_path): New.
1742 (Plugin_manager::add_input_file): Use the extra search path if set.
1743 (set_extra_library_path(): New.
1744 * plugin.h (Plugin_manager): Add set_extra_library_path and
1747 2010-06-19 Cary Coutant <ccoutant@google.com>
1749 * layout.cc (gdb_sections): Add .debug_types.
1750 (lines_only_debug_sections): Likewise.
1752 2010-06-18 Rafael Espindola <espindola@google.com>
1754 * plugin.cc (add_input_file,add_input_library)
1755 (Plugin_manager::add_input_file): Make filename arguments const.
1756 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1759 2010-06-16 Doug Kwan <dougkwan@google.com>
1761 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1762 .ARM.attributes section if we have not merged any input
1763 attributes sections.
1765 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1767 * arm.cc: Allow combining objects with no EABI version
1770 2010-06-15 Rafael Espindola <espindola@google.com>
1772 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1774 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1776 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1777 (struct iovec): Correct !HAVE_READV definition.
1779 2010-06-10 Cary Coutant <ccoutant@google.com>
1781 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1782 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1784 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1787 * symtab.h (Symbol::is_placeholder): New member function.
1788 * target-reloc.h (relocate_section): Check for placeholder symbols.
1790 * testsuite/Makefile.am (plugin_test_8): New test.
1791 (plugin_test_9): New test.
1792 * testsuite/Makefile.in: Regenerate.
1794 2010-06-09 Nick Clifton <nickc@redhat.com>
1796 * yyscript.y (input_list_element): Allow strings prefixed with
1797 the '-' character. Treat these as libraries.
1798 * script.cc (script_add_library): New function. Adds a library
1799 specified by "-l<name>" found in an input script.
1800 * script-c.h: Add prototype for script_add_library.
1802 2010-06-07 Doug Kwan <dougkwan@google.com>
1804 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1805 Restrict stub-group size to be within long conditional branch
1806 range when working around cortex-A8 erratum.
1808 2010-06-07 Damien Diederen <dd@crosstwine.com>
1810 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1813 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1817 (Output_section::Input_section_sort_entry::compare_section_ordering):
1818 Change to return non-zero correctly.
1819 (Output_section::Input_section_sort_section_order_index_compare
1820 ::operator()): Change to fix ambiguity in comparisons.
1822 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1824 * gold.h (is_wildcard_string): New function.
1825 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1826 (Layout::layout_eh_frame): Ditto.
1827 (Layout::find_section_order_index): New method.
1828 (Layout::read_layout_from_file): New method.
1829 * layout.h (Layout::find_section_order_index): New method.
1830 (Layout::read_layout_from_file): New method.
1831 (Layout::input_section_position_): New private member.
1832 (Layout::input_section_glob_): New private member.
1833 * main.cc (main): Call read_layout_from_file here.
1834 * options.h (--section-ordering-file): New option.
1835 * output.cc (Output_section::input_section_order_specified_): New
1837 (Output_section::Output_section): Initialize new member.
1838 (Output_section::add_input_section): Add new parameter.
1839 Keep input sections when --section-ordering-file is used.
1840 (Output_section::set_final_data_size): Sort input sections when
1841 section ordering file is specified.
1842 (Output_section::Input_section_sort_entry): Add new parameter.
1844 (Output_section::Input_section_sort_entry::compare_section_ordering):
1846 (Output_section::Input_section_sort_compare::operator()): Change to
1847 consider section_order_index.
1848 (Output_section::Input_section_sort_init_fini_compare::operator()):
1849 Change to consider section_order_index.
1850 (Output_section::Input_section_sort_section_order_index_compare
1851 ::operator()): New method.
1852 (Output_section::sort_attached_input_sections): Change to sort
1853 according to section order when specified.
1854 (Output_section::add_input_section<32, true>): Add new parameter.
1855 (Output_section::add_input_section<64, true>): Add new parameter.
1856 (Output_section::add_input_section<32, false>): Add new parameter.
1857 (Output_section::add_input_section<64, false>): Add new parameter.
1858 * output.h (Output_section::add_input_section): Add new parameter.
1859 (Output_section::input_section_order_specified): New
1861 (Output_section::set_input_section_order_specified): New method.
1862 (Input_section::Input_section): Initialize section_order_index_.
1863 (Input_section::section_order_index): New method.
1864 (Input_section::set_section_order_index): New method.
1865 (Input_section::section_order_index_): New member.
1866 (Input_section::Input_section_sort_section_order_index_compare): New
1868 (Output_section::input_section_order_specified_): New member.
1869 * script-sections.cc (is_wildcard_string): Delete and move modified
1871 (Output_section_element_input::Output_section_element_input): Modify
1872 call to is_wildcard_string.
1873 (Output_section_element_input::Input_section_pattern
1874 ::Input_section_pattern): Ditto.
1875 (Output_section_element_input::Output_section_element_input): Ditto.
1876 * testsuite/Makefile.am (final_layout): New test case.
1877 * testsuite/Makefile.in: Regenerate.
1878 * testsuite/final_layout.cc: New file.
1879 * testsuite/final_layout.sh: New file.
1881 2010-06-01 Rafael Espindola <espindola@google.com>
1883 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1885 2010-06-01 Rafael Espindola <espindola@google.com>
1887 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1888 visibility of symbols.
1890 2010-05-27 Doug Kwan <dougkwan@google.com>
1892 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1893 from start of output section instead of address for a local symbol
1894 in a merged or relaxed section when doing a relocatable link.
1896 2010-05-26 Rafael Espindola <espindola@google.com>
1899 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1900 adding sections the garbage collector removed.
1901 * gold/testsuite/Makefile.am: Add test.
1902 * gold/testsuite/Makefile.in: Regenerate.
1903 * gold/testsuite/plugin_test_7.sh: New.
1904 * gold/testsuite/plugin_test_7_1.c: New.
1905 * gold/testsuite/plugin_test_7_2.c: New.
1907 2010-05-26 Rafael Espindola <espindola@google.com>
1909 * script-sections.cc (Output_section_definition::set_section_addresses):
1910 Check for --section-start.
1912 2010-05-26 Doug Kwan <dougkwan@google.com>
1914 * arm.cc (Arm_scan_relocatable_relocs): New class.
1915 (Target_arm::relocate_special_relocatable): New method.
1916 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1917 (Arm_relocate_functions::thumb_branch_common): Same.
1918 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1919 instead of Default_scan_relocatable_relocs.
1920 * target-reloc.h (relocate_for_relocatable): Let target handle
1921 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1922 * target.h (Sized_target::relocate_special_relocatable): New method.
1924 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1926 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1928 2010-05-23 Doug Kwan <dougkwan@google.com>
1930 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1932 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1933 with a direct branch, not a conditional branch, to a stub.
1934 * merge.cc (Output_merge_base::record_input_section): New method
1936 (Output_merge_data::do_add_input_section): Record input section if
1937 keeps-input-sections flag is set.
1938 (Output_merge_string::do_add_input_section): Ditto.
1939 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1940 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1942 (Output_merge_base::keeps_input_sections,
1943 Output_merge_base::set_keeps_input_sections,
1944 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1946 (Output_merge_base::Input_sections): New type declaration.
1947 (Output_merge_base::input_sections_begin,
1948 Output_merge_base::input_sections_end,
1949 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1950 (Output_merge_base::bool keeps_input_sections_,
1951 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1952 Output_merge_base::input_sections_): New data members.
1953 (Output_merge_data::do_set_keeps_input_sections): New method
1955 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1956 * output.cc (Output_section::Input_section::relobj): Move method
1957 defintion from class declaration to here and handle merge sections.
1958 (Output_section::Input_section::shndx): Ditto.
1959 (Output_section::Output_section): Remove initializations of removed
1960 data members and initialize new data member LOOKUP_MAPS_.
1961 (Output_section::add_input_section): Set keeps-input-sections flag
1962 for a newly created merge output section as appropriate. Adjust code
1963 to use Output_section_lookup_maps class.
1964 (Output_section::add_relaxed_input_section): Adjst code for lookup
1965 maps code refactoring.
1966 (Output_section::add_merge_input_section): Add a new parameter
1967 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1968 class. If adding input section to a newly created merge output
1969 section fails, remove the new merge section.
1970 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1971 Adjust code for use of the Output_section_lookup_maps class.
1972 (Output_section::find_merge_section): Ditto.
1973 (Output_section::build_lookup_maps): New method defintion.
1974 (Output_section::find_relaxed_input_section): Adjust code to use
1975 Output_section_lookup_maps class.
1976 (Output_section::get_input_sections): Export merge sections. Adjust
1977 code to use Output_section_lookup_maps class.
1978 (Output_section:::add_script_input_section): Adjust code to use
1979 Output_section_lookup_maps class. Update lookup maps for merge
1981 (Output_section::discard_states): Use Output_section_lookup_maps.
1982 (Output_section::restore_states): Same.
1983 * output.h (Merge_section_properties): Move class defintion out of
1985 (Output_section_lookup_maps): New class.
1986 (Output_section::Input_section::is_merge_section): New method
1988 (Output_section::Input_section::relobj): Move defintion out of class
1989 defintion. Declare method only.
1990 (Output_section::Input_section::shndx): Ditto.
1991 (Output_section::Input_section::output_merge_base): New method defintion.
1992 (Output_section::Input_section::u2_.pomb): New union field.
1993 (Output_section::Merge_section_by_properties_map,
1994 Output_section::Output_section_data_by_input_section_map,
1995 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1997 (Output_section::add_merge_input_section): Add new parameter
1998 KEEPS_INPUT_SECTIONS.
1999 (Output_section::build_lookup_maps): New method declaration.
2000 (Output_section::merge_section_map_,
2001 Output_section::merge_section_by_properties_map_,
2002 Output_section::relaxed_input_section_map_,
2003 Output_section::is_relaxed_input_section_map_valid_): Remove data
2005 (Output_section::lookup_maps_): New data member.
2007 2010-05-21 Doug Kwan <dougkwan@google.com>
2010 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2011 avoid a compilation error.
2013 2010-05-19 Rafael Espindola <espindola@google.com>
2015 * script-sections.cc (Output_section_definition::allocate_to_segment):
2016 Update the phdrs_list even when the output section is NULL.
2017 * testsuite/Makefile.am: Add test.
2018 * testsuite/Makefile.in: Regenerate.
2019 * testsuite/script_test_9.cc: New.
2020 * testsuite/script_test_9.sh: New.
2021 * testsuite/script_test_9.t: New.
2023 2010-05-19 Doug Kwan <dougkwan@google.com>
2025 * arm.cc (Arm_input_section::original_size): New method.
2026 (Arm_input_section::do_addralign): Add a cast.
2027 (Arm_input_section::do_output_offset): Remove static cast.
2028 (Arm_input_section::original_addralign,
2029 Arm_input_section::original_size_): Change type to uint32_t.
2030 (Arm_input_section::init): Add safe casts for section alignment
2032 (Arm_input_section::set_final_data_size): Do not set address and
2033 offset of stub table.
2034 (Arm_output_section::fix_exidx_coverage): Change use of of
2035 Output_section::Simple_input_section to that of
2036 Output_section::Input_section.
2037 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2038 except for the first pass.
2039 * output.cc (Output_section::get_input_sections): Change type of
2040 input_sections to std::list<Input_section>.
2041 (Output_section::add_script_input_section): Rename from
2042 Output_section::add_simple_input_section. Change type of SIS
2043 parameter from Simple_input_section to Input_section.
2044 * output.h (Output_section::Simple_input_section): Remove class.
2045 (Output_section::Input_section): Change class visibility to public.
2046 (Output_section::Input_section::addralign): Use stored alignments
2047 for special input sections if set.
2048 (Output_section::Input_section::set_addralign): New method.
2049 (Output_section::get_input_sections): Change parameter type from
2050 list of Simple_input_section to list of Input_section.
2051 (Output_section::add_script_input_section): Rename from
2052 Output_section::add_simple_input_section. Change first parameter's
2053 type from Simple_input_section to Input_section and remove the
2054 second and third parameters.
2055 * script-sections.cc (Input_section::Input_section_list): Change
2056 type to list of Output_section::Input_section/
2057 (Input_section_info::Input_section_info): Change parameter type of
2058 INPUT_SECTION to Output_section::Input_section.
2059 (Input_section_info::input_section): Change return type.
2060 (Input_section_info::input_section_): Change type to
2061 Output_section::Input_section.
2062 (Output_section_element_input::set_section_addresses): Adjust code
2063 to use Output_section::Input_section instead of
2064 Output_section::Simple_input_section. Adjust code for renaming
2065 of Output_section::add_simple_input_section.
2066 (Orphan_output_section::set_section_addresses): Ditto.
2068 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2070 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2071 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2073 2010-05-18 Rafael Espindola <espindola@google.com>
2075 * options.cc (General_options::finalize): Handle -nostdlib.
2076 * options.h (nostdlib): New option.
2077 * script.cc (script_add_search_dir): Handle -nostdlib.
2079 2010-05-12 Doug Kwan <dougkwan@google.com>
2081 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2082 attributes section only if there no attributes section after merging.
2083 (Target_arm::merge_object_attributes): Move value of
2084 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2085 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2086 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2087 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2088 and arm_attr_merge_7.stdout.
2089 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2090 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2091 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2092 arm_attr_merge_7b.o): New rules.
2093 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2095 * testsuite/Makefile.in: Regenerate.
2096 * testsuite/arm_attr_merge.sh: New file.
2097 * testsuite/arm_attr_merge_[67][ab].s: Same.
2099 2010-05-05 Nick Clifton <nickc@redhat.com>
2101 * po/es.po: Updated Spanish translation.
2103 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2105 * Makefile.am (install-exec-local): Properly install gold as
2106 default cross linker.
2107 * Makefile.in: Regenerated.
2109 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2110 Nick Clifton <nickc@redhat.com>
2112 * configure.ac (install_as_default): Define and set to false
2113 unless --enable-gold or --enable-gold=both/gold has been
2115 * configure: Regenerate.
2117 * Makefile.am (install-exec-local): Install the executable as
2118 'ld.gold'. If install_as_default is true then also install it as
2120 * Makefile.in: Regenerated.
2122 2010-04-24 Ian Lance Taylor <iant@google.com>
2124 * layout.cc (Layout::layout_reloc): In relocatable link don't
2125 combine reloc sections for grouped sections.
2127 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2129 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2130 sections that are not ordinary to icf.
2131 * icf.cc (get_section_contents): Handle relocation pointing to section
2132 with no object or shndx information.
2133 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2134 * testsuite/Makefile.in: Regenerate.
2135 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2136 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2138 2010-04-22 Ian Lance Taylor <iant@google.com>
2140 * expression.cc (Expression::Expression_eval_info): Add
2141 result_alignment_pointer field.
2142 (Expression::eval_with_dot): Add result_alignment_pointer
2143 parameter. Change all callers.
2144 (Expression::eval_maybe_dot): Likewise.
2145 (class Binary_expression): Add alignment_pointer parameter to
2146 left_value and right_value. Change all callers.
2147 (BINARY_EXPRESSION): Set result alignment.
2148 (class Trinary_expression): Add alignment_pointer parameter to
2149 arg2_value and arg3_value. Change all callers.
2150 (Trinary_cond::value): Set result alignment.
2151 (Max_expression::value, Min_expression::value): Likewise.
2152 (Align_expression::value): Likewise.
2153 * script-sections.cc (class Sections_element): Add dot_alignment
2154 parameter to set_section_addresses virtual function. Update
2156 (class Output_section_element): Likewise.
2157 (Script_sections::create_segments): Add dot_alignment parameter.
2159 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2160 (Script_sections::set_phdrs_clause_addresses): Likewise.
2161 * script-sections.h: Update declarations.
2162 * script.h: Update declarations.
2163 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2165 * testsuite/script_test_3.t: Set large alignment.
2166 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2167 segment has expected alignment.
2169 2010-04-22 Nick Clifton <nickc@redhat.com>
2171 * po/gold.pot: Updated by the Translation project.
2172 * po/vi.po: Updated Vietnamese translation.
2174 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2176 * testsuite/Makefile.am (check_PROGRAMS): Add
2177 icf_virtual_function_folding_test.
2178 * testsuite/Makefile.in: Regenerated.
2180 2010-04-15 Andrew Haley <aph@redhat.com>
2182 * options.h (merge_exidx_entries): New option.
2183 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2184 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2185 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2186 (Target_arm::merge_exidx_entries): New function.
2187 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2188 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2189 to Arm_exidx_fixup constructor.
2190 Add new arg, merge_exidx_entries.
2191 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2192 Arm_output_section::fix_exidx_coverage.
2194 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2196 * icf.cc (get_section_contents): Check for preemptible functions.
2197 Ignore addend when appropriate.
2198 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2200 (add_from_relobj): Check for section folded.
2201 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2202 * symtab.h (should_add_dynsym_entry): Add new parameter.
2203 * target-reloc.h (scan_relocs): Check for section folded.
2204 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2205 Check reloc types for function pointers in shared objects.
2206 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2208 (icf_preemptible_functions_test): New test case.
2209 (icf_string_merge_test): New test case.
2210 * testsuite.Makefile.in: Regenerate.
2211 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2212 bar_glob. Refactor code.
2213 * testsuite/icf_preemptible_functions_test.cc: New file.
2214 * testsuite/icf_preemptible_functions_test.sh: New file.
2215 * testsuite/icf_string_merge_test.cc: New file.
2216 * testsuite/icf_string_merge_test.sh: New file.
2217 * testsuite/icf_virtual_function_folding_test.cc: New file.
2218 * testsuite/icf_virtual_function_folding_test.sh: New file.
2220 2010-04-14 Doug Kwan <dougkwan@google.com>
2222 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2223 for local symbol recounting if we remove a section due to ICF.
2224 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2225 there are no regular objects in input.
2227 2010-04-13 Doug Kwan <dougkwan@google.com>
2229 * arm.cc (Arm_input_section::set_final_data_size): Compute
2230 accurate final data size instead of using current data size.
2232 2010-04-09 Doug Kwan <dougkwan@google.com>
2234 * layout.cc (Layout::choose_output_section): Handle script section
2236 (Layout::make_output_section_for_script): Add section type parameter.
2237 Handle script section types.
2238 * layout.h (Layout::make_output_section_for_script): Add section
2240 * output.cc (Output_section::Output_section): Initialize data member
2242 (Output_section::do_reset_address_and_file_offset): Do not set address
2243 to 0 if section is a NOLOAD section.
2244 * output.h (Output_section::is_noload): New method.
2245 (Output_section::set_is_noload): Ditto.
2246 (Output_section::is_noload_): New data member.
2247 * script-c.h (Script_section_type): New enum type.
2248 (struct Parser_output_section_header): Add new file section_type.
2249 * script-sections.cc (Sections_element::output_section_name): Add
2250 parameter for returning script section type.
2251 (Output_section_definition::output_section_name): Ditto.
2252 (Output_section_definition::section_type)P; New method.
2253 (Output_section_definiton::script_section_type_name): Ditto.
2254 (Output_section_definition::script_section_type_): New data member.
2255 (Output_section_definition::Output_section_definition): Initialize
2256 data member Output_section_definition::script_section_type_.
2257 (Output_section_definition::create_sections): Pass script section type
2258 to Layout::make_output_section_for_script.
2259 (Output_section_definition::output_section_name): Return script
2260 section type to caller.
2261 (Output_section_definition::set_section_address): Do not advance
2262 dot value and load address if section type is NOLOAD. Set address
2263 of NOLOAD sections regardless of section flags.
2264 (Output_section_definition::print): Print section type if it is
2265 not SCRIPT_SECTION_TYPE_NONE.
2266 (Output_section_definition::section_type): New method.
2267 (Output_section_definition::script_section_type_name): Ditto.
2268 (Script_sections::output_section_name): Add new parameter
2269 PSECTION_TYPE for returning script section type. Pass it to
2270 section elements. Handle discard sections.
2271 (Sort_output_sections::operator()): Handle NOLOAD sections.
2272 * script-sections.h (Script_sections::Section_type): New enum type.
2273 (Script_sections::output_section_name): Add a new parameter for
2274 returning script section type.
2275 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2277 * yyscript.y (union): Add new field SECTION_TYPE.
2278 (COPY, DSECT, INFO, NOLOAD): New tokens.
2279 (opt_address_and_section_type): Change type to output_section_header.
2280 (section_type): New non-terminal
2281 (section_header): Handle section type.
2282 (opt_address_and_section_type): Return section type value.
2284 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2286 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2287 * testsuite/plugin_common_test_2.c (foo): Likewise.
2289 2010-04-08 Doug Kwan <dougkwan@google.com>
2291 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2293 * output.cc (Output_section::add_merge_input_section): Simplify
2294 code and return status of Output_merge_base::add_input_section.
2295 Update merge section map only if Output_merge_base::add_input_section
2298 2010-04-07 Doug Kwan <dougkwan@google.com>
2300 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2301 if section is marked as containing instructions but has no mapping
2303 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2304 correct section index.
2305 (Arm_relobj::find_linked_text_section): Ditto.
2307 2010-04-07 Cary Coutant <ccoutant@google.com>
2309 * archive.cc (include_member): Destroy Read_symbols_data object before
2311 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2312 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2313 (Read_symbols_data::~Read_symbols_data) New destructor.
2314 (Section_relocs::Section_relocs) New constructor.
2315 (Section_relocs::~Section_relocs) New destructor.
2316 (Read_relocs_data::Read_relocs_data) New constructor.
2317 (Read_relocs_data::~Read_relocs_data) New destructor.
2318 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2319 pointers to NULL after deleting.
2321 2010-04-07 Doug Kwan <dougkwan@google.com>
2323 * arm.cc: Replace "endianity" with "endianness" in comments.
2324 (Arm_exidx_cantunwind): Ditto.
2325 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2326 (Arm_relobj::merge_flags_and_attributes): New method.
2327 (Arm_relobj::merge_flags_and_attributes_): New data member.
2328 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2329 (Arm_relobj::scan_sections_for_stubs): Ditto.
2330 (Arm_relobj::do_read_symbols): Check to see if we really want to
2331 merge processor-specific flags and attributes. Exit early if
2332 an object is empty except for section names and the undefined symbol.
2333 (Target_arm::do_finalize_sections): Move check for ELF format to
2334 Arm_relobj::do_read_symbols. Merge processor specific flags and
2335 attributes from a regular object only when we have determined that
2336 it is aapropriate. Do not create an .ARM.attributes section in
2337 output if there is no regular input object.
2338 (Target_arm::merge_processor_specific_flags): Check
2339 --warn-mismatch before printing any error.
2340 (Target_arm::merge_object_attributes): Ditto.
2341 * gold.cc (queue_middle_tasks): Handle the case in which there is
2342 no regular object in input.
2343 * options.cc (General_options::parse_EB): New method.
2344 (General_options::parse_EL): Same.
2345 (General_options::General_options): Initialize endianness_.
2346 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2348 (General_options::Endianness): New enum.
2349 (General_options::endianness): New method.
2350 (General_options::endianness_): New data member.
2351 * parameters.cc (Parameters::set_options): Check target endianness.
2352 (Parameters::set_target_once): Ditto.
2353 (Parameters::check_target_endianness): New method.
2354 (parameters_force_valid_target): If either -EL or -EB is specified,
2355 use it to define endianness of default target.
2356 * parameters.h (Parameters::check_target_endianness): New method
2358 * target.h (class Target): Change "endianity" to "endianness"
2361 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2363 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2364 * configure: Regenerate.
2365 * Makefile.in: Regenerate.
2366 * testsuite/Makefile.in: Regenerate.
2368 2010-04-06 Cary Coutant <ccoutant@google.com>
2371 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2372 prevailing definitions of common symbols.
2373 * testsuite/plugin_test_6.sh: New test case.
2374 * testsuite/plugin_common_test_1.c: New test case.
2375 * testsuite/plugin_common_test_2.c: New test case.
2376 * testsuite/Makefile.am (plugin_test_6): New test case.
2377 * testsuite/Makefile.in: Regenerate.
2379 2010-04-06 Nick Clifton <nickc@redhat.com>
2381 * po/vi.po: New Vietnamese translation.
2383 2010-03-30 Doug Kwan <dougkwan@google.com>
2385 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2387 2010-03-25 Doug Kwan <dougkwan@google.com>
2389 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2390 to avoid a conversion warning on a 32-bit host.
2392 2010-03-24 Ian Lance Taylor <iant@google.com>
2394 * testsuite/script_test_3.t: Add a TLS segment.
2395 * testsuite/Makefile.am (check_PROGRAMS): Add
2396 tls_phdrs_script_test.
2397 (tls_phdrs_script_test_SOURCES): Define.
2398 (tls_phdrs_script_test_DEPENDENCIES): Define.
2399 (tls_phdrs_script_test_LDFLAGS): Define.
2400 (tls_phdrs_script_test_LDADD): Define.
2401 * testsuite/Makefile.in: Rebuild.
2403 2010-03-23 Cary Coutant <ccoutant@google.com>
2405 * fileread.cc (find_or_make_view): Fix comment.
2407 2010-03-23 Ian Lance Taylor <iant@google.com>
2409 * script-sections.cc (class Orphan_section_placement): Define
2410 PLACE_TLS and PLACE_TLS_BSS.
2411 (Orphan_section_placement::Orphan_section_placement): Initialize
2413 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2414 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2415 (tls_script_test_SOURCES): Define.
2416 (tls_script_test_DEPENDENCIES): Define.
2417 (tls_script_test_LDFLAGS): Define.
2418 (tls_script_test_LDADD): Define.
2419 * testsuite/Makefile.in: Rebuild.
2421 2010-03-22 Doug Kwan <dougkwan@google.com>
2423 * arm.cc (Arm_relocate_functions::abs8,
2424 Arm_relocate_functions::abs16): Use correct check for overflow
2425 specified in the ARM ELF specs.
2426 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2427 target of a BLX instruction specially.
2428 (Reloc_stub::stub_type_for_reloc): Ditto.
2429 (Relocate::relocate): Use symbolic names instead of numeric relocation
2430 codes to report error.
2431 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2433 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2434 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2435 thumb2_blx_out_of_range.stdout
2436 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2437 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2438 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2439 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2440 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2441 thumb2_blx_in_range, thumb2_blx_in_range.o,
2442 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2443 thumb2_blx_out_of_range.o): New rules.
2444 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2445 thumb2_blx_in_range and thumb2_blx_out_of_range.
2446 * testsuite/Makefile.in: Regenerate.
2447 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2448 * testsuite/thumb_blx_in_range.s: New file.
2449 * testsuite/thumb_blx_out_of_range.s: New file.
2451 2010-03-22 Rafael Espindola <espindola@google.com>
2453 * archive.cc (Should_include): Move to archive.h.
2454 (should_include_member): Make it a member of Archive.
2456 (Add_lib_group_symbols): New.
2457 * archive.h: Include options.h.
2458 (Archive_member): Moved from Archive.
2459 (Should_include): Moved from archive.cc.
2461 (Add_lib_group_symbols): New.
2462 * dynobj.cc (do_should_include_member): New.
2463 * dynobj.h (do_should_include_member): New.
2464 * gold.cc (queue_initial_tasks): Update call to queue.
2465 * main.cc (main): Print lib group stats.
2466 * object.cc (do_should_include_member): New.
2467 * object.h: Include archive.h.
2468 (Object::should_include_member): New.
2469 (Object::do_should_include_member): New.
2470 (Sized_relobj::do_should_include_member): New.
2471 * options.cc (General_options::parse_start_lib): New.
2472 (General_options::parse_end_lib): New.
2473 (Input_arguments::add_file): Handle lib groups.
2474 (Input_arguments::start_group): Check we are not in a lib.
2475 (Input_arguments::start_lib): New.
2476 (Input_arguments::end_lib): New.
2477 * options.h (General_options): Add start_lib and end_lib.
2478 (Input_argument::lib_): New.
2479 (Input_argument::lib): New.
2480 (Input_argument::is_lib): New.
2481 (Input_file_lib): New.
2482 (Input_arguments::in_lib_): New.
2483 (Input_arguments::in_lib): New.
2484 (Input_arguments::start_lib): New.
2485 (Input_arguments::end_lib_): New.
2486 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2487 in unused members as preempted.
2488 (Sized_pluginobj::do_should_include_member): New.
2489 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2490 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2492 (Read_symbols::do_whole_lib_group): New.
2493 (Read_symbols::do_lib_group): New.
2494 (Read_symbols::do_read_symbols): Handle lib groups.
2495 (Read_symbols::get_name): Handle lib groups.
2496 * readsyms.h (Read_symbols): Add an archive member pointer.
2497 (Read_symbols::do_whole_lib_group): New.
2498 (Read_symbols::do_lib_group): New.
2499 (Read_symbols::member_): New.
2500 * script.cc (read_input_script): Update call to queue_soon.
2502 2010-03-19 Doug Kwan <dougkwan@google.com>
2504 * arm.cc (Stub_table::Stub_table): Initialize new data members
2505 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2506 (Stub_table::add_reloc_stub): Assign stub offset and update
2507 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2508 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2510 (Stub_table::update_data_size_and_addralign): Use
2511 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2512 instead of going over all reloc stubs.
2513 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2514 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2515 Stringpool_template::offset_ to size of Stringpool_char.
2516 (Stringpool_template::new_key_offset): Remove code to initialize
2517 Stringpool_template::offset_.
2518 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2519 Stringpool_template::offset_ to zero.
2521 2010-03-15 Doug Kwan <dougkwan@google.com>
2523 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2525 (Stringpool_template::new_key_offset): New method.
2526 (Stringpool_template::add_string): Assign offsets when adding new
2528 (Stringpool_template::set_string_offsets): Do not set string offsets
2529 when not optimizing.
2530 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2532 (Chunked_vector::clear): Clear size_.
2533 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2534 (Chunked_vector::size): Return size_.
2535 (Chunked_vector::push_back): Use size_ to find insert position.
2536 (Chunked_vector::size_): New data member.
2537 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2538 (Stringpool_template::new_key_offset): New method declaration.
2539 (Stringpool_template::offset_): New data member.
2541 2010-03-15 Rafael Espindola <espindola@google.com>
2543 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2544 Add_symbols' constructor.
2545 * readsyms.h (Add_symbols): Remove the input_group member.
2547 2010-03-10 Ian Lance Taylor <iant@google.com>
2549 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2550 target to ask whether a reference to a symbol requires a stack
2552 * target.h (Target::is_call_to_non_split): New function.
2553 (Target::do_is_call_to_non_split): Declare virtual function.
2554 * target.cc: Include "symtab.h".
2555 (Target::do_is_call_to_non_split): New function.
2556 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2558 2010-03-10 Cary Coutant <ccoutant@google.com>
2560 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2561 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2562 (File_read::open[2]): Add whole_file_view_ to list of views.
2563 (File_read::make_view): Remove test of whole_file_view_.
2564 (File_read::find_or_make_view): Create whole_file_view_ if
2566 (File_read::clear_views): Replace bool parameter with enum;
2567 adjust all callers. Don't delete views with permanent data;
2568 do delete cached views and views from archives if
2569 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2570 if clearing the corresponding view.
2571 * fileread.h (File_read::Clear_views_mode): New enum.
2572 (File_read::View::is_permanent_view): New method.
2573 (File_read::clear_views): Replace bool parameter
2574 with enum; adjust all callers.
2575 * options.h (General_options): Change keep_files_mapped option;
2576 add map_whole_files.
2577 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2579 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2582 2010-03-10 David S. Miller <davem@davemloft.net>
2584 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2586 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2588 * icf.cc (get_section_contents): Add '@' marker after processing the
2591 2010-03-08 Doug Kwan <dougkwan@google.com>
2593 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2594 due to a conversion warning.
2595 (Arm_relobj::update_output_local_symbol_count): Check for local
2596 symbol with unset output index.
2598 2010-03-05 Ian Lance Taylor <iant@google.com>
2600 * options.h (class General_options): Add --spare-dynamic-tags.
2601 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2602 --spare-dynamic-tags.
2604 2010-03-05 Ian Lance Taylor <iant@google.com>
2606 * incremental.cc: Include "libiberty.h".
2608 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2610 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2611 function, is_info_ member.
2612 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2613 (Versions::Versions): Update caller.
2614 (Versions::define_base_version): Likewise.
2615 (Versions::add_def): Likewise.
2617 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2619 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2620 (Scan::possible_function_pointer_reloc): New function.
2621 (Scan::local_reloc_may_be_function_pointer): Change to call
2622 possible_function_pointer_reloc.
2623 (Scan::global_reloc_may_be_function_pointer): Ditto.
2624 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2625 relocations in ".data.rel.ro._ZTV" section.
2626 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2627 * testsuite/icf_safe_so_test.cc: Ditto.
2628 * testsuite/icf_safe_test.cc: Ditto.
2629 * testsuite/icf_safe_test.sh: Ditto.
2631 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2632 Ian Lance Taylor <iant@google.com>
2634 * target-reloc.h (relocate_section): Check the symbol table index
2635 for -1U before setting the local symbol index.
2636 (scan_relocatable_relocs): If copying the relocation, record that
2637 the local symbol is required.
2638 * object.h (Symbol_value::is_output_symtab_index_set): New
2640 (Symbol_value::may_be_discarded_from_output_symtab): New
2642 (Symbol_value::has_output_symtab_entry): New function.
2643 (Symbol_value::needs_output_symtab_entry): Remove.
2644 (Symbol_value::output_symtab_index): Make sure the symbol index is
2646 (Symbol_value::set_output_symtab_index): Make sure the symbol
2647 index is not set. Make sure the new index is valid.
2648 (Symbol_value::set_must_have_output_symtab_entry): New function.
2649 (Symbol_value::has_output_dynsym_entry): New function.
2650 (Symbol_value::set_output_dynsym_index): Make sure the new index
2652 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2653 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2654 local symbol if permitted.
2655 (Sized_relobj::do_finalize_local_symbols): Call
2656 is_output_symtab_index_set rather than needs_output_symtab_entry.
2657 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2658 rather than needs_output_symtab_entry. Call
2659 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2660 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2661 is_output_symtab_index_set rather than needs_output_symtab_entry.
2662 * testsuite/discard_locals_relocatable_test.c: New file.
2663 * testsuite/discard_locals_test.sh: Test -r.
2664 * testsuite/Makefile.am (check_DATA): Add
2665 discard_locals_relocatable_test1.syms,
2666 discard_local_relocatable_test2.syms.
2667 (MOSTLYCLEANFILES): Likewise. Also add
2668 discard_locals_relocatable_test1.lout and
2669 discard_locals_relocatable_test2.out.
2670 (discard_locals_relocatable_test1.syms): New target.
2671 (discard_locals_relocatable_test.o): New target.
2672 (discard_locals_relocatable_test1.out): New target.
2673 (discard_locals_relocatable_test2.syms): New target.
2674 (discard_locals_relocatable_test2.out): New target.
2675 (various): Add missing ../ld-new dependencies.
2676 * testsuite/Makefile.in: Rebuild.
2678 2010-03-03 Nick Clifton <nickc@redhat.com>
2680 * po/fi.po: New Finnish translation.
2682 2010-03-01 Doug Kwan <dougkwan@google.com>
2684 * layout.cc (Layout::Layout): Force section types of .init_array*,
2685 .preinit_array* and .fini_array* sections.
2686 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2687 Fix check of return value of std::string::find.().
2688 (Output_section::Input_section_sort_compare::operator()): Remove
2689 comment about .init_array.
2690 (Output_section::Input_section_sort_init_fini_compare::operator()):
2692 (Output_section::sort_attached_input_sections): Handle .init_array
2693 and .fini_array specially.
2694 * output.h (Output_section::Inut_section_sort_compare): Update
2696 (Output_section::Input_section_sort_init_fini_compare): New struct.
2698 2010-02-26 Doug Kwan <dougkwan@google.com>
2700 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2701 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2702 * testsuite/debug_msg.sh: Avoid matching source line number for
2703 use of global variable undef_int.
2705 2010-02-26 Doug Kwan <dougkwan@google.com>
2707 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2708 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2709 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2710 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2711 * options.cc (General_options::General_options): Initialize member
2713 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2714 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2715 and rm_no_fix_v4bx.stdout
2716 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2717 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2718 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2719 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2720 and arm_no_fix_v4bx.
2721 * Makefile.in: Regenerate.
2722 * testsuite/arm_fix_v4bx.s: New file.
2723 * testsuite/arm_fix_v4bx.sh: Ditto.
2725 2010-02-24 Doug Kwan <dougkwan@google.com>
2727 * arm.cc (Target_arm::got_section): Make the .got section the first
2728 non RELRO section in the data segment.
2729 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2730 suffixes of section names.
2732 2010-02-24 Doug Kwan <dougkwan@google.com>
2734 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2735 flags and attributes merging if an input file is a binary file.
2736 * fileread.cc (Input_file::open): Record format of original file.
2737 * fileread.h (Input_file::Format): New enum type.
2738 (Input_file::Input_file): Initialize data member format_.
2739 (Input_file::format): New method definition.
2740 (Input_file::format_):: New data member.
2742 2010-02-24 Doug Kwan <dougkwan@google.com>
2744 * arm.cc (Arm_output_data_got): New class.
2745 (ARM_TCB_SIZE): New constant
2746 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2747 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2748 If user uses a script with a SECTIONS clause, issue only a warning
2749 for a misplaced EXIDX input section. Otherwise, issue an error.
2750 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2752 (Target_arm::got_mode_index_entry): Handle static linking.
2753 (Target_arm::Scan::local): Ditto.
2754 (Target_arm::Scan::global): Ditto.
2755 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2756 all incorrectly implemented relocations.
2757 (Target_arm::fix_exidx_coverage): Pass layout to
2758 Arm_output_section::fix_exidx_coverage.
2759 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2760 from ".ARM.exidx." and ".ARM.extab.".
2762 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2764 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2765 section if it does not already exist.
2766 * attributes.cc (Attributes_section_data::Attributes_section_data):
2767 Don't crash if size is zero.
2769 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2770 Ian Lance Taylor <iant@google.com>
2772 * gold.cc (queue_middle_tasks): If no input files were opened,
2774 * workqueue.h (Task_function::Task_function): Assert that there is
2777 2010-02-22 Doug Kwan <dougkwan@google.com>
2779 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2780 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2781 types to avoid warnings due to different uint64_t implementations
2784 2010-02-21 Doug Kwan <dougkwan@google.com>
2786 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2787 handling of the maximum backward branch offset.
2788 (Arm_relocate_functions::thumb_branch_common): Ditto.
2789 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2790 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2791 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2792 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2793 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2794 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2795 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2796 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2797 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2798 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2799 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2800 thumb2_bl_out_of_range.o): New rules.
2801 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2802 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2803 thumb2_bl_out_of_range
2804 * testsuite/Makefile.in: Regenerate.
2805 * testsuite/arm_bl_in_range.s: New file.
2806 * testsuite/arm_bl_out_of_range.s: Ditto.
2807 * testsuite/arm_branch_in_range.sh: Ditto.
2808 * testsuite/arm_branch_range.t: Ditto.
2809 * testsuite/thumb2_branch_range.t: Ditto.
2810 * testsuite/thumb_bl_in_range.s: Ditto.
2811 * testsuite/thumb_bl_out_of_range.s: Ditto.
2812 * testsuite/thumb_branch_range.t: Ditto.
2814 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2816 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2817 Add reloc offset information.
2818 * icf.cc (get_section_contents): Change iterators to point to the new
2819 vectors. Add reloc offset information to the contents.
2820 * icf.h (Icf::Sections_reachable_info): New typedef.
2821 (Icf::Sections_reachable_list): New typedef.
2822 (Icf::Offset_info): New typedef.
2823 (Icf::Reloc_info): New struct typedef.
2824 (Icf::Reloc_info_list): New typedef.
2825 (Icf::symbol_reloc_list): Delete method.
2826 (Icf::addend_reloc_list): Delete method.
2827 (Icf::section_reloc_list): Delete method.
2828 (Icf::reloc_info_list): New method.
2829 (Icf::reloc_info_list_): New member.
2831 2010-02-19 Doug Kwan <dougkwan@google.com>
2833 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2834 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2835 * arm.cc (Arm_relocation_functions): New forward declaration.
2836 (Target_arm::Target_arm): Initialize new data members
2837 got_mod_index_offset_ and tls_base_symbol_defined_.
2838 (Target_arm::Relocate::relocate_tls): New method.
2839 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2840 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2842 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2843 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2844 (Target_arm::got_mod_index_offset_,
2845 Target_arm::tls_base_symbol_defined_): New data members.
2846 (Target_arm::Scan::local, Target::Scan::global,
2847 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2850 2010-02-18 Doug Kwan <dougkwan@google.com>
2852 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2853 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2854 text section as a parameter becuase some broken tools may not set
2855 the link in section header.
2856 (Target_arm::has_got_section): New method.
2857 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2858 without any mapping symbol as data only. Remove warning.
2859 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2860 link in its section header, try to discover the link by inspecting the
2861 REL31 relocation at the beginning of the section.
2862 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2864 (Target_arm::Scan::global): Treat any reference to the symbol
2865 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2867 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2869 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2870 (Scan::global_reloc_may_be_function_pointer): New function.
2871 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2872 (Scan::global_reloc_may_be_function_pointer): New function.
2873 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2874 (Scan::global_reloc_may_be_function_pointer): New function.
2875 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2876 (Scan::global_reloc_may_be_function_pointer): New function.
2877 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2878 (Scan::global_reloc_may_be_function_pointer): New function.
2879 (Scan::possible_function_pointer_reloc): New function.
2880 (Target_x86_64::can_check_for_function_pointers): New function.
2881 * gc.h (gc_process_relocs): Scan relocation types to determine if
2882 function pointers were taken for targets that support it.
2883 * icf.cc (Icf::find_identical_sections): Include functions for
2884 folding in safe ICF whose pointer is not taken.
2885 * icf.h (Secn_fptr_taken_set): New typedef.
2886 (fptr_section_id_): New member.
2887 (section_has_function_pointers): New function.
2888 (set_section_has_function_pointers): New function.
2889 (check_section_for_function_pointers): New function.
2890 * options.h: Fix comment for safe ICF option.
2891 * target.h (can_check_for_function_pointers): New function.
2892 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2893 Modify icf_safe_test for X86-64.
2894 * testsuite/Makefile.in: Regenerate.
2895 * testsuite/icf_safe_so_test.cc: New file.
2896 * testsuite/icf_safe_so_test.sh: New file.
2897 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2898 (main): Change to take pointer to function kept_func_3.
2899 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2900 folding is done correctly for X86-64.
2902 2010-02-12 David S. Miller <davem@davemloft.net>
2904 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2905 is_symbolless parameter.
2906 (Output_reloc<SHT_REL>::is_symbolless): New.
2907 (Output_reloc<SHT_REL>::is_symbolless_): New.
2908 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2909 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2910 (Output_reloc<SHT_RELA>::is_symbolless): New.
2911 (Output_data_reloc::add_global): Handle is_symbolless.
2912 (Output_data_reloc::add_global_relative): Likewise.
2913 (Output_data_reloc::add_local): Likewise.
2914 (Output_data_reloc::add_local_relative): Likewise.
2915 (Output_data_reloc::add_symbolless_global_addend): New.
2916 (Output_data_reloc::add_symbolless_local_addend): New.
2917 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2919 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2920 instead of ->is_relative_
2921 (Output_reloc::write): Likewise.
2922 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2923 (Output_reloc::write_rel): Simplify.
2925 * sparc.cc (Target_sparc::Scan::local): Use
2926 ->add_symbolless_local_addend as needed.
2927 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2928 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2929 based upon relocation offset.
2931 2010-02-11 Doug Kwan <dougkwan@google.com>
2933 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2934 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2935 beginning of function.
2936 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2937 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2938 parameter is_32bit in calls to should_apply_static_reloc.
2939 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2940 (check_DATA): Add arm_abs_global.stdout.
2941 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2942 arm_abs_global.stdout): New rules.
2943 (MOSTLLYCLEANFILES): Add arm_abs_global
2944 * Makefile.in: Regenerate.
2945 * testsuite/arm_abs_global.s: New file.
2946 * testsuite/arm_abs_global.sh: Ditto.
2947 * testsuite/arm_abs_lib.s: Ditto.
2949 2010-02-11 Ian Lance Taylor <iant@google.com>
2951 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2953 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2954 Allocate_commons_task first.
2955 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2956 task, rather than symtab_lock_.
2957 (Gc_process_relocs::~Gc_process_relocs): New function.
2958 (Gc_process_relocs::is_runnable): Check this_blocker_.
2959 (Gc_process_relocs::locks): Use next_blocker_ rather than
2961 (Scan_relocs::~Scan_relocs): New function.
2962 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2964 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2966 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2967 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2968 constructor accordingly.
2969 (class Gc_process_relocs): Likewise.
2970 (class Scan_relocs): Likewise.
2971 * common.h (class Allocate_commons_task): Remove symtab_lock_
2972 field, and corresponding constructor parameter.
2973 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2975 (Allocate_commons_task::locks): Likewise.
2977 2010-02-11 Ian Lance Taylor <iant@google.com>
2979 * gold-threads.h (class Once): Define.
2980 (class Initialize_lock): Rewrite as child of Once.
2981 * gold-threads.cc (class Once_initialize): Define.
2982 (once_pointer_control): New static variable.
2983 (once_pointer, once_arg): New static variables.
2984 (c_run_once): New static function.
2985 (Once::Once, Once::run_once, Once::internal_run): New functions.
2986 (class Initialize_lock_once): Remove.
2987 (initialize_lock_control): Remove.
2988 (initialize_lock_pointer): Remove.
2989 (initialize_lock_once): Remove.
2990 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2991 (Initialize_lock::initialize): Rewrite.
2992 (Initialize_lock::do_run_once): New function.
2993 * archive.cc (Archive::interpret_header): Only clear name if it is
2995 * fileread.cc: Include "gold-threads.h"
2996 (file_counts_lock): New static variable.
2997 (file_counts_initialize_lock): Likewise.
2998 (File_read::release): Only increment counts when using --stats.
2999 Use a lock around the increment.
3000 * parameters.cc (class Set_parameters_target_once): Define.
3001 (set_parameters_target_once): New static variable.
3002 (Parameters::Parameters): Move here from parameters.h.
3003 (Parameters::set_target): Rewrite.
3004 (Parameters::set_target_once): New function.
3005 (Parameters::clear_target): Move here and rewrite.
3006 * parameters.h (class Parameters): Update declarations. Add
3007 set_parameters_target_once_ field.
3008 (Parameters::Parameters): Move to parameters.cc.
3009 (Parameters::clear_target): Likewise.
3010 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3012 (Start_group::~Start_group): New function.
3013 (Start_group::is_runnable): New function.
3014 (Start_group::locks, Start_group::run): New functions.
3015 (Finish_group::run): Change saw_undefined to size_t.
3016 * readsyms.h (class Start_group): Define.
3017 (class Finish_group): Change saw_undefined_ field to size_t.
3018 (Finish_group::Finish_group): Remove saw_undefined and
3019 this_blocker parameters. Change all callers.
3020 (Finish_group::set_saw_undefined): New function.
3021 (Finish_group::set_blocker): New function.
3022 * symtab.h (class Symbol_table): Change saw_undefined to return
3023 size_t. Change saw_undefined_ field to size_t.
3024 * target-select.cc (Set_target_once::do_run_once): New function.
3025 (Target_selector::Target_selector): Initialize set_target_once_
3026 field. Don't initialize lock_ and initialize_lock_ fields.
3027 (Target_selector::instantiate_target): Rewrite.
3028 (Target_selector::set_target): New function.
3029 * target-select.h (class Set_target_once): Define.
3030 (class Target_selector): Update declarations. Make
3031 Set_target_once a friend. Remove lock_ and initialize_lock_
3032 fields. Add set_target_once_ field.
3034 2010-02-10 Ian Lance Taylor <iant@google.com>
3036 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3038 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3039 (queue_middle_tasks): Add all blockers before queueing any tasks.
3040 (queue_final_tasks): Likewise.
3041 * token.h (Task_token::add_blockers): New function.
3042 * object.h (Input_objects::number_of_relobjs): New function.
3044 2010-02-10 Ian Lance Taylor <iant@google.com>
3046 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3047 shared, not if not position independent.
3048 * x86_64.cc (Relocate::relocate_tls): Likewise.
3049 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3050 (tls_pie_pic_test): New target.
3051 * testsuite/Makefile.in: Rebuild.
3053 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3054 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3055 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3056 * testsuite/Makefile.in: Rebuild.
3058 2010-02-09 David S. Miller <davem@davemloft.net>
3060 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3061 R_SPARC_RELATIVE using ->add_local_relative().
3062 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3064 * output.h (Output_data_dynamic::add_section_size): New method
3065 that takes two Output_data objects.
3066 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3067 entry param. Handle it in initializers.
3068 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3069 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3070 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3072 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3073 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3074 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3075 for dynrel_includes_plt.
3076 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3077 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3078 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3080 (Target_sparc::do_finalize_sections): Update to pass true for
3081 dynrel_includes_plt.
3082 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3083 output before .rela.plt
3084 (Target_powerpc::do_finalize_sections): Update to pass true for
3085 dynrel_includes_plt when 32-bit.
3087 2010-02-08 Doug Kwan <dougkwan@google.com>
3089 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3091 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3092 Arm_relobj::scan_section_for_cortex_a8_stubs,
3093 Arm_relobj::do_relocation_section): Instead of calling
3094 Output_section::output_address, use faster
3095 Arm_relobj::simple_input_section_output_address.
3097 2010-02-08 David S. Miller <davem@davemloft.net>
3099 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3100 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3101 relocation helper function.
3103 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3104 just like R_SPARC_GOT{10,13,22}.
3105 (Target_sparc::Scan::local): Likewise.
3106 (Target_sparc::Relocate:relocate): Likewise.
3108 2010-02-06 Ian Lance Taylor <iant@google.com>
3110 * configure.ac: Rewrite targetobjs duplicate removal code to use
3111 only shell constructs.
3112 * configure: Rebuild.
3114 2010-02-05 Doug Kwan <dougkwan@google.com>
3117 * arm.cc (Arm_relobj::section_is_scannable): New method.
3118 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3119 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3121 2010-02-04 Doug Kwan <dougkwan@google.com>
3124 * arm-reloc-property.cc (cstdio): Include.
3125 * configure.ac (targetobjs): Remove duplicates.
3126 * configure: Regenerate.
3127 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3128 big and little endian version for a given address size.
3130 2010-02-03 Doug Kwan <dougkwan@google.com>
3132 * arm-reloc-property.cc
3133 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3135 * arm-reloc-property.h
3136 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3137 New method definition.
3138 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3140 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3142 (GOT_PREL): Change implemented to Y.
3143 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3144 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3145 (Arm_relocate_functions::movw_abs_nc): Remove method.
3146 (Arm_relocate_functions::movt_abs): Ditto.
3147 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3148 (Arm_relocate_functions::thm_movt_abs): Ditto.
3149 (Arm_relocate_functions::movw_rel_nc): Ditto.
3150 (Arm_relocate_functions::movw_rel): Ditto.
3151 (Arm_relocate_functions::movt_rel): Ditto.
3152 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3153 (Arm_relocate_functions:thm_movw_rel): Ditto.
3154 (Arm_relocate_functions:thm_movt_rel): Ditto.
3155 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3156 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3157 New method definitions.
3158 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3159 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3160 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3161 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3162 (Target_arm::Relocate::relocate): Check for non-static or
3163 unimplemented relocation code and exit early. Change calls to
3164 Target_arm::reloc_uses_thumb_bit and
3165 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3166 instead. Refactor code to handle similar relocations to increase
3167 code sharing. Remove check for unsupported relocation code in switch
3169 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3170 relocation property table to find out size. Change error message to
3171 print out the name of a relocation code instead of the numeric value.
3172 (Target_arm::scan_reloc_for_stub): Use relocation property table
3173 instead of calling Target_arm::reloc_uses_thumb_bit().
3175 2010-02-02 Doug Kwan <dougkwan@google.com>
3177 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3178 types of relaxed input section.
3180 2010-02-02 Doug Kwan <dougkwan@google.com>
3182 * Makefile.am (HFILES): Add arm-reloc-property.h.
3184 (TARGETSOURCES): Add arm-reloc-property.cc
3185 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3186 (libgold_a_SOURCES): $(DEFFILES)
3187 * Makefile.in: Regenerate.
3188 * arm-reloc-property.cc: New file.
3189 * arm-reloc-property.h: New file.
3190 * arm-reloc.def: New file.
3191 * arm.cc: Update comments.
3192 (arm-reloc-property.h): New included header.
3193 (arm_reloc_property_table): New global variable.
3194 (Target_arm::do_select_as_default_target): New method definition.
3195 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3196 arm-reloc-property to targ_extra_obj.
3197 * parameters.cc (set_parameters_target): Call
3198 Target::select_as_default_target().
3199 * target.h (Target::select_as_default_target): New method definition.
3200 (Target::do_select_as_default_target): Same.
3202 2010-02-01 Doug Kwan <dougkwan@google.com>
3204 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3205 first_output_text_section_.
3206 (Arm_exidx_fixup::first_output_text_section): New method definition.
3207 (Arm_exidx_fixup::first_output_text_section_): New data member.
3208 (Arm_exidx_fixup::process_exidx_section): Record the first text
3209 output section seen.
3210 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3211 and entsize in output section header.
3213 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3215 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3216 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3217 (Arm_relocate_functions::thm_alu11): New Method.
3218 (Arm_relocate_functions::thm_pc8): New Method.
3219 (Arm_relocate_functions::thm_pc12): New Method.
3220 (Target_arm::Scan::local): Handle the relocations.
3221 (Target_arm::Scan::global): Likewise.
3222 (Target_arm::Relocate::relocate): Likewise.
3223 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3225 2010-01-29 Doug Kwan <dougkwan@google.com>
3227 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3228 of relocation types as ld.
3230 2010-01-29 Doug Kwan <dougkwan@google.com>
3232 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3234 (Arm_relocate_functions::thumb_branch_common): Ditto.
3235 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3236 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3237 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3238 Arm_relocate_functions::jump24): Remove.
3239 (Target_arm::Relocate::relocate): Adjust code to call
3240 Arm_relocation_functions::arm_branch_common and
3241 Arm_relocation_functions::thumb_branch_common instead of their removed
3242 wrappers. Merge switch-cases together to reduce source code size.
3244 2010-01-29 Doug Kwan <dougkwan@google.com>
3246 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3247 output_local_symbol_count_needs_update_.
3248 (Arm_relobj::output_local_symbol_count_needs_update,
3249 Arm_relobj::set_output_local_symbol_count_needs_update,
3250 Arm_relobj::update_output_local_symbol_count): New methods.
3251 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3253 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3254 of pointed function as in a R_ARM_PREL31 relocation.
3255 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3256 for output local symbol count updating.
3257 (Target_arm::do_relax): Update output local symbol counts in objects
3259 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3261 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3263 * arm.cc: Added support for the ARM relocations:
3264 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3265 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3266 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3268 (Arm_relocate_functions::movw_rel): New method.
3269 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3270 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3272 (Arm_relocate_functions::thm_movw_rel): New method.
3273 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3275 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3277 (Target_arm::Scan::global): Likewise.
3278 (Target_arm::Relocate::relocate): Likewise.
3279 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3282 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3284 * arm.cc: Added support for ARM group relocations.
3285 (Target_arm::reloc_needs_sym_origin): New method.
3286 (Arm_relocate_functions::calc_grp_kn): New method.
3287 (Arm_relocate_functions::calc_grp_residual): New method.
3288 (Arm_relocate_functions::calc_grp_gn): New method.
3289 (Arm_relocate_functions::arm_grp_alu): New Method.
3290 (Arm_relocate_functions::arm_grp_ldr): New Method.
3291 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3292 (Arm_relocate_functions::arm_grp_ldc): New Method.
3293 (Target_arm::Scan::local): Handle the ARM group relocations.
3294 (Target_arm::Scan::global): Likewise.
3295 (Target_arm::Relocate::relocate): Likewise.
3296 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3299 2010-01-26 Doug Kwan <dougkwan@google.com>
3301 * arm.cc (set): Include.
3302 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3304 (Arm_output_section::Text_section_list): New type.
3305 (Arm_output_section::append_text_sections_to_list): New method.
3306 (Arm_output_section::fix_exidx_coverage): Ditto.
3307 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3308 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3309 Relobj::set_section_offset() instead of
3310 Sized_relobj::invalidate_section_offset().
3311 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3312 parameter for section headers. Ignore relocation sections for
3313 unallocated sections and EXIDX sections.
3314 (Target_arm::fix_exidx_coverage): New method.
3315 (Target_arm::output_section_address_less_than): New type.
3316 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3317 linked text section instead of the EXIDX section.
3318 (Arm_output_section::create_stub_group): Add an assertion to check
3319 that this is not an EXIDX output section.
3320 (Arm_output_section::append_text_sections_to_list): New method.
3321 (Arm_output_section::fix_exidx_coverage): Ditto.
3322 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3323 Arm_relobj::section_needs_reloc_stub_scanning.
3324 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3326 (Target_arm::fix_exidx_coverage): New method.
3327 * object.h (Relobj::set_output_section): New method.
3328 (Sized_relobj::invalidate_section_offset): Remove method.
3329 (Sized_relobj::do_invalidate_section_offset): Remove method.
3330 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3332 2010-01-25 Doug Kwan <dougkwan@google.com>
3334 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3335 Fix warning due to signed and unsigned comparison on a 32-bit host.
3337 2010-01-22 Doug Kwan <dougkwan@google.com>
3339 * arm.cc (Target_arm::do_relax): Record an output section for section
3340 offset adjustment it contains any stub table that has changed.
3341 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3342 offsets in an output section if necessary.
3343 * output.cc (Output_section::Output_section): Initialize
3344 section_offsets_need_adjustments_.
3345 (Output_section::add_input_section_for_script): Renamed to
3346 Output_section::add_simple_input_section.
3347 (Output_section::save_states): Add a comment.
3348 (Output_section::discard_states): New method defintion.
3349 (Output_section::adjust_section_offsets): Same.
3350 * output.h (Output_section::add_input_section_for_script): Renamed to
3351 Output_section::add_simple_input_section.
3352 (Output_section::discard_states): New method declaration.
3353 (Output_section::adjust_section_offsets): Same.
3354 (Output_section::section_offsets_need_adjustment,
3355 Output_section::set_section_offsets_need_adjustment): New method
3357 (Output_section::section_offsets_need_adjustment_): New data member.
3358 * script-sections.cc
3359 (Output_section_element_input::set_section_address): Adjust code for
3360 renaming of Output_section::add_input_section_for_script.
3361 (Orphan_output_section::set_section_address): Same.
3363 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3365 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3366 Fix_v4bx enum values .
3367 * gold/options.h (General_options): New option definitions.
3368 (General_options::fix_v4bx): New method.
3369 (General_options::Fix_v4bx): New enum.
3370 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3371 (General_options::parse_fix_v4bx_interworking): New method.
3373 2010-01-22 Doug Kwan <dougkwan@google.com>
3375 * arm.cc (Arm_exidx_fixup): New class.
3377 2010-01-21 Doug Kwan <dougkwan@google.com>
3379 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3381 (Arm_exidx_section_offset_map): New type.
3383 2010-01-21 Doug Kwan <dougkwan@google.com>
3385 * arm.cc (Arm_exidx_input_section): New class.
3386 (Arm_relobj::exidx_input_section_by_link,
3387 Arm_relobj::exidx_input_section_by_shndx,
3388 Arm_relobj::make_exidx_input_section): New methods.
3389 (read_arm_attributes_section): Remove.
3390 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3391 information about them.
3392 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3395 2010-01-20 Doug Kwan <dougkwan@google.com>
3397 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3398 Input_section_specifier to Section_id.
3399 (Target_arm::new_arm_input_section: Adjust code for change of key
3401 (Target_arm::find_arm_input_section): Ditto.
3402 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3403 (Section_id): Remove.
3404 (Garbage_collection::Section_id_hash): Remove.
3405 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3406 (Section_id): Remove.
3407 (Icf::Section_id_hash): Remove.
3408 * object.h (Section_id, Const_section_id, Section_id_hash,
3409 Const_section_id_hash): New type definitions.
3410 * output.cc (Output_section::add_relaxed_input_section): Change to
3411 use Const_section_id instead of Input_section_specifier as key type.
3412 (Output_section::add_merge_input_section): Ditto.
3413 (Output_section::build_relaxation_map): Change to use Section_id
3414 instead of Input_section_specifier as key type.
3415 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3417 (Output_section::convert_input_sections_to_relaxed_sections): Change
3418 to use Const_section_id instead of Input_section_specifier as key type.
3419 (Output_section::find_merge_section): Ditto.
3420 (Output_section::find_relaxed_input_section): Ditto.
3421 * output.h (Input_section_specifier): Remove class.
3422 (Output_section::Output_section_data_by_input_section_map): Change
3423 key type to Const_section_id.
3424 (Output_section::Output_relaxed_input_section_by_input_section_map):
3426 (Output_section::Relaxation_map): Change key type to Section_id.
3428 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3430 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3431 (class Arm_v4bx_stub): New class.
3432 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3433 (Stub_factory::make_arm_v4bx_stub): New method.
3434 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3435 (Stub_table::empty): Handle v4bx stubs.
3436 (Stub_table::add_arm_v4bx_stub): New method.
3437 (Stub_table::find_arm_v4bx_stub): New method.
3438 (Arm_relocate_functions::v4bx): New method.
3439 (Target_arm::fix_v4bx): New method.
3440 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3441 (Stub_table::relocate_stubs): Likewise.
3442 (Stub_table::do_write): Likewise.
3443 (Stub_table::update_data_size_and_addralign): Likewise.
3444 (Stub_table::finalize_stubs): Likewise.
3445 (Target_arm::Scan::local): Likewise.
3446 (Target_arm::Scan::global): Likewise.
3447 (Target_arm::do_finalize_sections): Likewise.
3448 (Target_arm::Relocate::relocate): Likewise.
3449 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3451 (Target_arm::scan_reloc_for_stub): Likewise.
3452 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3454 2010-01-19 Ian Lance Taylor <iant@google.com>
3456 * output.cc (Output_section_headers::do_sized_write): Write large
3457 segment count to sh_info field.
3458 (Output_file_header::do_sized_write): For large segment count,
3459 write PN_XNUM to e_phnum field.
3461 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3463 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3464 (Arm_relocate_functions::thm_jump8): New function.
3465 (Arm_relocate_functions::thm_jump11): New function.
3466 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3468 (Target_arm::Scan::global): Likewise.
3469 (Target_arm::Relocate::relocate): Likewise.
3470 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3473 2010-01-14 Doug Kwan <dougkwan@google.com>
3475 * arm.cc (map, utility): Include headers.
3476 (Target_arm::apply_cortex_a8_workaround): New method.
3477 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3478 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3479 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3480 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3481 the --[no-]fix-cortex-a8 command line options.
3482 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3483 (Target_arm::relocate_stub): Use addend in instruction template.
3484 * options.h (DEFINE_bool): Set the user-set flag.
3485 (General_options): Add --[no-]-fix-cortex options.
3486 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3487 : Update fast look-up map after conversion.
3489 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3491 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3492 in the first pass of do_layout.
3494 2010-01-13 Doug Kwan <dougkwan@google.com>
3496 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3497 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3498 apparent compiler problem of not folding static constant integral
3499 data members of elfcpp::Elf_sizes<32>.
3501 2010-01-13 Doug Kwan <dougkwan@google.com>
3503 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3504 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3505 Arm_relobj::scan_section_for_cortex_a8_erratum,
3506 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3507 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3508 sections to scan for relocation stubs into a new method
3509 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3510 relocation and Cortex-A8 stub scanning.
3511 (Target_arm::do_relax): Force stubs to be after stubbed sections
3512 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3513 the beginning of a new relaxation pass. Update a comment.
3514 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3516 2010-01-12 Ian Lance Taylor <iant@google.com>
3518 * target-reloc.h (visibility_error): New inline function.
3519 (relocate_section): Call visibility_error.
3520 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3521 (MOSTLYCLEANFILES): Likewise.
3522 (protected_4_pic.o, protected_3.err): New targets.
3523 * testsuite/protected_4.cc: New file.
3525 2010-01-12 Doug Kwan <dougkwan@google.com>
3527 * arm.cc (Cortex_a8_reloc): New class.
3528 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3529 and cortex_a8_relocs_info_.
3530 (Target_arm::fix_cortex_a8): New method definition.
3531 (Target_arm::Cortex_a8_relocs_info): New type.
3532 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3533 New data member declarations.
3534 (Target_arm::scan_reloc_for_stub): Record information about
3535 relocations for THUMB branches that might be exempted from the
3536 Cortex-A8 workaround.
3537 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3538 at the beginning of a relaxation pass.
3540 2010-01-12 Doug Kwan <dougkwan@google.com>
3542 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3543 (Arm_relobj::Mapping_symbol_position,
3544 Arm_reloj::Mapping_symbol_position_less,
3545 Arm_relobj::Mapping_symbols_info): New types.
3546 (Target_arm::is_mapping_symbol_name): New method definition.
3547 (Arm_relobj::do_count_local_symbols): Save information about mapping
3550 2010-01-11 Doug Kwan <dougkwan@google.com>
3552 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3553 Arm_relocate_functions::thumb32_branch_upper,
3554 Arm_relocate_functions::thumb32_branch_lower,
3555 Arm_relocate_functions::thumb32_cond_branch_offset,
3556 Arm_relocate_functions::thumb32_cond_branch_upper,
3557 Arm_relocate_functions::thumb32_cond_branch_lower,
3558 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3559 branch offset encoding.
3560 (Arm_relocate_functions::thumb_branch_common): Use new branch
3561 offset encoding methods to avoid code duplication.
3562 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3563 (Stub_addend_reader::operator()): Use new branch encoding method
3564 to avoid code duplication.
3566 2010-01-11 Doug Kwan <dougkwan@google.com>
3568 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3569 (Target_arm::do_finalize_sections): Define special EXIDX section
3570 symbols only if referenced.
3571 * gc.h (Garbage_collection::add_reference): New method.
3572 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3575 2010-01-11 Ian Lance Taylor <iant@google.com>
3577 * script.cc (Version_script_info::build_expression_list_lookup):
3578 Change complaing about duplicate wildcard match from error to
3581 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3583 (Version_script_info::Version_script_info): Initialize globs_,
3584 default_version_, default_is_global_, and exact_. Don't
3585 initialize globals_ or locals_.
3586 (Version_script_info::build_lookup_tables): Build local symbols
3588 (Version_script_info::unquote): New function.
3589 (Version_script_info::add_exact_match): New function.
3590 (Version_script_info::build_expression_list_lookup): Remove lookup
3591 parameter. Add is_global parameter. Change all callers. Handle
3592 wildcard pattern specially. Unquote pattern. Call
3594 (Version_script_info::get_name_to_match): New function.
3595 (Version_script_info::get_symbol_version): New function.
3596 (Version_script_info::get_symbol_version_helper): Remove.
3597 (Version_script_info::check_unmatched_names): Call unquote.
3598 * script.h (class Version_script_info): Change get_symbol_version
3599 to be non-inline and add is_global parameter; change all callers.
3600 Rewrite symbol_is_local. Update declarations. Define struct
3601 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3602 Remove globals_ and locals_ members. Add exact_, globs_,
3603 default_version_, is_global_.
3604 (Version_script_info::Glob): Remove pattern, add expression and
3605 is_global. Update constructor. Change all callers.
3606 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3608 (Versions::symbol_section_contents): If a symbol is undefined, or
3609 defined in a dynamic object, set the version index to
3611 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3613 (Symbol_table::add_from_pluginobj): Likewise.
3614 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3616 2010-01-11 Doug Kwan <dougkwan@google.com>
3618 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3619 (incremental_dump_LDADD): Add linking option for libintl.
3620 * Makefile.in: Regenerate.
3622 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3625 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3627 * testsuite/Makefile.in: Regenerated.
3629 2010-01-10 Doug Kwan <dougkwan@google.com>
3631 * options.h (DEFINE_var): Use parentheses around argument varname__
3632 in macro body to avoid any unintended subsequent substitutions.
3634 2010-01-10 Ian Lance Taylor <iant@google.com>
3636 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3637 candidates before doing symbol resolution.
3639 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3640 ODR candidates if only one is weak.
3642 2010-01-08 Ian Lance Taylor <iant@google.com>
3644 * script.cc (Version_script_info::build_expression_list_lookup):
3645 Don't warn about ambiguous version, just record the ambiguity.
3646 (Version_script_info::get_symbol_version_helper): Give error if
3647 version is ambiguous.
3649 2010-01-08 Doug Kwan <dougkwan@google.com>
3651 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3652 prev_data_size_ and prev_addralign_. Remove initializer for
3653 deleted data member has_been_changed_.
3654 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3655 to determine if the table is empty.
3656 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3658 (Stub_table::add_reloc_stub): Define method in class definition
3659 instead of just declaring it there.
3660 (Stub_table::add_cortex_a8_stub): New method definition.
3661 (Stub_table::update_data_size_and_addralign): Ditto.
3662 (Stub_table::finalize_stubs): Ditto.
3663 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3664 (Stub_table::do_addralign_): Return address alignment in the
3665 (Stub_table::do_reset_address_and_file_offset): Define method in
3666 class definition instead of declaring it there. Set current data
3667 size to be the data size of the previous pass.
3668 (Stub_table::set_final_data_size): Use current data size as the
3670 (Stub_table::relocate_stub): Change parameter type of stub from
3671 Reloc_stub pointer to Stub pointer.
3672 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3673 (Stub_table::Cortex_a8_stub_list): New typedef.
3674 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3675 Stub_table::prev_addralign_): New data member.
3676 (Arm_relobj::Arm_relobj): Initialize data member
3677 section_has_cortex_a8_workaround_.
3678 (Arm_relobj::section_has_cortex_a8_workaround,
3679 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3681 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3683 (Target_arm::relocate_stub): Change parameter type of stub from
3684 Reloc_stub pointer to Stub pointer.
3685 (Insn_template::size, Insn_template::alignment): Handle
3686 THUMB16_SPECIAL_TYPE.
3687 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3688 Stub_table::update_data_size_and_addralign,
3689 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3691 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3692 (Stub_table::do_write): Ditto.
3693 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3695 2010-01-08 Ian Lance Taylor <iant@google.com>
3698 * symtab.h (class Symbol): Remove fields is_target_special_ and
3699 has_plt_offset_. Add field is_defined_in_discarded_section_.
3700 (Symbol::is_defined_in_discarded_section): New function.
3701 (Symbol::set_is_defined_in_discarded_section): New function.
3702 (Symbol::has_plt_offset): Rewrite.
3703 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3704 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3705 Don't initialize is_target_special_ or has_plt_offset_.
3706 Initialize is_defined_in_discarded_section_.
3707 (Symbol_table::add_from_relobj): If appropriate, set
3708 is_defined_in_discarded_section.
3709 * resolve.cc (Symbol::override_base_with_special): Don't test
3710 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3711 * target-reloc.h (relocate_section): Do special handling for
3712 symbols defined in discarded sections for global symbols as well
3715 2010-01-08 Ian Lance Taylor <iant@google.com>
3717 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3718 the SHT_SYMTAB case.
3720 2010-01-08 Ian Lance Taylor <iant@google.com>
3722 * object.cc (Sized_relobj::do_layout): Don't get confused if
3723 layout_eh_frame returns NULL.
3725 2010-01-08 Ian Lance Taylor <iant@google.com>
3728 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3729 dynamic symbol table, use the normal symbol table.
3730 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3733 2010-01-08 Ian Lance Taylor <iant@google.com>
3736 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3739 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3741 * version.cc (print_version): Change to "Copyright 2010".
3743 2010-01-08 Ian Lance Taylor <iant@google.com>
3747 * i386.cc (class Target_i386): Change return type of plt_section
3749 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3750 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3751 tls_desc_rel_ field.
3752 (Output_data_plt_i386::rel_tls_desc): New function.
3753 (Target_i386::rel_tls_desc_section): New function.
3754 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3755 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3756 R_386_TLS_DESC reloc in rel_tls_desc_section.
3757 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3758 Define struct Tlsdesc_info.
3759 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3760 (Target_x86_64::do_reloc_symbol_index): New function.
3761 (Target_x86_64::add_tlsdesc_info): New function.
3762 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3763 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3765 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3767 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3768 (Target_x86_64::rela_tlsdesc_section): New function.
3769 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3771 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3772 (Target_x86_64::do_reloc_addend): New function.
3773 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3774 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3775 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3776 (Output_reloc::type): New function.
3777 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3778 (Output_reloc::is_target_specific): New function.
3779 (Output_reloc::target_arg): New function.
3780 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3781 absolute relocs and target specific relocs.
3782 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3783 add_target_specific.
3784 (class Output_data_reloc) [SHT_RELA]: Likewise.
3785 * output.cc (Output_reloc::Output_reloc): Add four new versions
3786 for absolute relocs and target specific relocs.
3787 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3788 (Output_reloc::get_symbol_index): Likewise.
3789 (Output_reloc::local_section_offset): Check that local_sym_index_
3790 is not TARGET_CODE or 0.
3791 (Output_reloc::symbol_value): Likewise.
3792 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3794 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3795 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3797 * layout.cc (add_target_dynamic_tags): Use output section for
3798 DT_PLTRELSZ and DT_JMPREL.
3800 2010-01-07 Ian Lance Taylor <iant@google.com>
3803 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3805 (class Output_data_reloc_generic): Define.
3806 (class Output_data_reloc_base): Change base class to
3807 Output_data_reloc_generic. Change add() method to call
3808 bump_relative_reloc_count for a relative reloc. Remove
3810 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3812 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3813 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3815 * layout.h (class Layout): Update declaration.
3817 2010-01-07 Ian Lance Taylor <iant@google.com>
3819 * output.h (class Output_data): Add const version of
3820 output_section and do_output_section.
3821 (class Output_section_data): Add const version of
3823 (class Output_section): Likewise.
3824 * layout.cc (Layout::add_target_dynamic_tags): New function.
3825 * layout.h (class Layout): Update declarations.
3826 * arm.cc (Target_arm::do_finalize_sections): Use
3827 add_target_dynamic_tags.
3828 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3829 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3830 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3831 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3833 2010-01-07 Ian Lance Taylor <iant@google.com>
3836 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3839 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3840 Ian Lance Taylor <iant@google.com>
3843 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3844 Xindex::read_symtab_xindex.
3846 2010-01-07 Doug Kwan <dougkwan@google.com>
3848 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3849 (Insn_template::thumb16_bcond_insn): New method declaration.
3850 (Insn_template): Fix spelling.
3851 (Stub::thumb16_special): New method declaration.
3852 (Stub::do_write): Define virtual method which was previously pure
3854 (Stub::do_thumb16_special): New method declaration.
3855 (Stub::do_fixed_endian_write): New template member.
3856 (Reloc_stub::do_write): Remove.
3857 (Reloc_stub::do_fixed_endian_write): Remove.
3858 (Cortex_a8_stub): New class definition.
3859 (Stub_factory::make_cortex_a8_stub): New method definition.
3860 (Stub_factory::Stub_factory): Add missing static storage class
3861 qualifier for elf32_arm_stub_a8_veneer_blx.
3863 2010-01-07 Ian Lance Taylor <iant@google.com>
3866 * options.h (class General_options): Add --warn-unresolved-symbols
3867 and --error-unresolved-symbols.
3868 * errors.cc (Errors::undefined_symbol): Implement
3869 --warn-unresolved-symbols.
3871 * options.h (class General_options): Add -z text and -z textoff.
3872 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3874 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3876 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3877 (Garbage_collection::cident_sections): New function.
3878 (Garbage_collection::add_cident_section): New function.
3879 (Garbage_collection::cident_sections_): New member.
3880 (gc_process_relocs): Add references to sections whose names are C
3882 * gold.h (cident_section_start_prefix): New constant.
3883 (cident_section_stop_prefix): New constant.
3884 (is_cident): New function.
3885 * layout.cc (Layout::define_section_symbols): Replace string constants
3886 with the newly defined constants.
3887 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3889 * testsuite/Makefile.am: Add gc_orphan_section_test.
3890 * testsuite/Makefile.in: Regenerate.
3891 * testsuite/gc_orphan_section_test.cc: New file.
3892 * testsuite/gc_orphan_section_test.sh: New file.
3894 2010-01-06 Ian Lance Taylor <iant@google.com>
3897 * options.h (class General_options): Add --warn-shared-textrel.
3898 * layout.cc (Layout::finish_dynamic_section): Implement
3899 --warn-shared-textrel.
3902 * options.h (class General_options): Add --warn-multiple-gp.
3904 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3906 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3907 $(THREADSLIB) and $(LIBDL).
3908 * Makefile.in: Rebuild.
3910 2010-01-06 Ian Lance Taylor <iant@google.com>
3913 * options.cc (General_options::parse_section_start): New function.
3914 (General_options::section_start): New function.
3915 (General_options::General_options): Initialize all members.
3916 * options.h: Include <map>
3917 (class General_options): Add --section-start. Add section_starts_
3919 * layout.cc (Layout::attach_allocated_section_to_segment): If
3920 --section-start was used, set the address of the segment. Remove
3921 local sort_sections.
3922 (Layout::relaxation_loop_body): If the address of the load segment
3923 has been set by --section-start, don't use it.
3924 * output.h (Output_segment::update_flags_for_output_section): New
3926 * output.cc (Output_segment::add_output_section): Call
3927 update_flags_for_output_section.
3929 2010-01-05 Ian Lance Taylor <iant@google.com>
3932 * options.h (class General_options): Add --undefined-version.
3933 * script.cc (struct Version_expression): Add was_matched_by_symbol
3935 (Version_script_info::matched_symbol): New function.
3936 (Version_script_info::get_symbol_version_helper): Call
3938 (Version_script_info::check_unmatched_names): New function.
3939 * script.h (class Version_script_info): Update declarations.
3940 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3942 * options.h (class General_options): Use DEFINE_bool_alias for
3943 allow_multiple_definition.
3944 * resolve.cc (Symbol_table::should_override): Don't test
3945 allow_multiple_definition.
3948 * options.h (class General_options): Add --cref.
3949 * main.cc (main): Print cref table if --cref. Don't close mapfile
3950 until after printing cref table.
3951 * cref.cc: Include "symtab.h".
3952 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3953 (Cref_table_compare::operator()): New function.
3954 (Cref_inputs::gather_cref): New function.
3955 (filecol): New static const.
3956 (Cref_inputs::print_cref): New function.
3957 (Cref::print_cref): New function.
3958 * cref.h: Include <cstdio>.
3959 (class Cref): Update declarations.
3960 * mapfile.h (Mapfile::file): New function.
3961 * object.h (class Object): Define Symbols. Declare virtual
3962 do_get_global_symbols.
3963 (Object::get_global_symbols): New function.
3964 * object.cc (Input_objects::add_object): Pass object to cref_ if
3966 (Input_objects::archive_start): Likewise.
3967 (Input_objects::archive_stop): Likewise.
3968 (Input_objects::print_cref): New function.
3969 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3970 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3972 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3974 * plugin.h (class Sized_pluginobj): Update declarations.
3976 2010-01-05 Ian Lance Taylor <iant@google.com>
3978 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3979 to is_default_version. Rename insdef to insdefault.
3980 (Symbol_table::add_from_relobj): Rename def to is_default_version
3981 and local to is_forced_local.
3982 (Symbol_table::add_from_pluginobj): Likewise.
3983 (Symbol_table::add_from_dynobj): Likewise.
3984 (Symbol_table::define_special_symbol): Rename insdef to
3987 2010-01-04 Ian Lance Taylor <iant@google.com>
3990 * options.h (class General_options): Add
3991 --allow-multiple-definition and -z muldefs.
3992 * resolve.cc (Symbol_table::should_override): Don't warn about a
3993 multiple symbol definition if --allow-multiple-definition or -z
3997 * options.h (class General_options): Add --add-needed and
3998 --copy-dt-needed-entries. Tweak --as-needed help entry.
3999 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4000 error if --copy-dt-needed-entries aka --add-needed is used and
4001 would cause a change in behaviour.
4004 * options.h (class General_options): Add -G as a short version of
4005 --shared. Add no-op options -assert, -g, and -i.
4007 2010-01-04 Sriraman Tallam <tmsriram@google.com>
4009 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4010 check for .text or .gnu.linkonce.t sections.
4011 * icf.cc (Icf::find_identical_sections): Ditto.
4012 Change the detection for mangled function name within the section
4014 * icf.h (is_section_foldable_candidate): New function.
4016 2009-12-30 Ian Lance Taylor <iant@google.com>
4019 * options.h (class General_options): Permit two dashes with
4020 --retain-symbols-file.
4022 2009-12-30 Ian Lance Taylor <iant@google.com>
4025 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4026 don't put the file header and segment headers in the text
4030 * common.cc (Sort_commons::operator()): Stabilize sort when both
4032 (Symbol_table::do_allocate_commons_list): When allocating common
4033 symbols, skip a symbol which is no longer common.
4034 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4035 an object before checking its type.
4036 * testsuite/common_test_2.c: New file.
4037 * testsuite/common_test_3.c: New file.
4038 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4039 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4040 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4041 (common_test_2_pic.o, common_test_2.so): New targets.
4042 (common_test_3_pic.o, common_test_3.so): New targets.
4043 * testsuite/Makefile.in: Rebuild.
4046 * script.cc (read_input_script): If we see a new SECTIONS clause,
4047 and we have added an input section, give an error.
4048 * layout.h (class Layout): Add have_added_input_section function.
4049 Add have_added_input_section_ field.
4050 * layout.cc (Layout::Layout): Initialize
4051 have_added_input_section_.
4052 (Layout::layout): Set have_added_input_section_.
4053 (Layout::layout_eh_frame): Likewise.
4055 2009-12-30 Ian Lance Taylor <iant@google.com>
4058 * options.h (class General_options): Add --sort-common option.
4059 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4060 * common.cc (Sort_common): Add sort_order parameter to
4061 constructor. Add sort_order_ field.
4062 (Sort_commons::operator): Check sort_order_.
4063 (Symbol_table::allocate_commons): Determine the sort order.
4064 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4066 (Symbol_table::do_allocate_commons_list): Likewise.
4068 2009-12-30 Ian Lance Taylor <iant@google.com>
4071 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4072 symbols from this object, don't change the visibility of an
4074 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4076 2009-12-30 Ian Lance Taylor <iant@google.com>
4079 * script.h (class Version_script_info): Define Language enum.
4080 Update declarations. Define Glob, Exact, and Lookup types. Add
4081 new fields globals_, locals_, and is_finalized_.
4082 * script.cc: Various formatting fixes.
4083 (class Parser_closure): Change language_stack_ from a vector of
4084 std::string to one of Version_script_info::Language. Adjust all
4086 (class Lazy_demangler): Remove.
4087 (struct Version_expression): Change language from std::string to
4088 Version_script_info::Language.
4089 (Version_script_info::Version_script_info): New function.
4090 (Version_script_info::~Version_script_info): Don't call clear.
4091 (Version_script_info::finalize): New function.
4092 (Version_script_info::build_lookup_tables): New function.
4093 (Version_script_info::build_expression_list_lookup): New
4095 (Version_script_info::get_symbol_version_helper): Rewrite to use
4097 (Version_script_info::print_expression_list): Adjust to use
4098 Version_script_info::Language.
4099 (script_push_lex_into_version_mode): Check that the version script
4100 has not been finalized.
4101 (version_script_push_lang): Change language string to
4102 Version_script_info::Language.
4103 * options.cc (Command_line::version_script): New function.
4104 * options.h (class General_options): Add finalize_dynamic_list
4105 function. Change version_script from declaration to definition.
4106 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4107 * testsuite/version_script.map: Remove duplicate def of foo.
4108 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4110 * testsuite/Makefile.in: Rebuild.
4112 2009-12-30 Ian Lance Taylor <iant@google.com>
4115 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4116 if the input symbol index is 0, make the output symbol index 0.
4118 2009-12-30 Ian Lance Taylor <iant@google.com>
4121 * options.h (class General_options): Add -x/--discard-all.
4122 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4123 --discard-all. If the local symbol needs a dynamic entry, check
4124 that before handling --discard-locals.
4126 2009-12-30 Ian Lance Taylor <iant@google.com>
4129 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4131 (Output_segment::add_output_section): Don't change the flags if
4135 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4136 GNU hash table if they need a dynamic value. Otherwise, don't add
4137 them if they are defined in a dynamic object or are forced local.
4139 2009-12-29 Ian Lance Taylor <iant@google.com>
4142 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4143 .gnu.hash table for a 32-bit target.
4146 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4147 regular and a dynamic object only needs a dynamic symbol table
4148 entry if it is externally visible.
4151 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4152 constructor. Add global_offset_table_ field.
4153 (Target_i386::got_section): Set global_offset_table_.
4154 (Target_i386::do_finalize_sections): Set global_offset_table_
4156 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4157 in constructor. Add global_offset_table_ field.
4158 (Target_x86_64::got_section): Set global_offset_table_.
4159 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4162 * layout.cc (Layout::Layout): Initialize increase_relro_.
4163 (Layout::get_output_section): Add is_relro, is_last_relro, and
4164 is_first_non_relro parameters. Change all callers.
4165 (Layout::choose_output_section): Likewise.
4166 (Layout::add_output_section_data): Likewise.
4167 (Layout::make_output_section): Likewise.
4168 (Layout::set_segment_offsets): Clear increase_relro when using a
4170 * layout.h (class Layout): Add increase_relro method. Add
4171 increase_relro_ field. Update declarations.
4172 * output.cc (Output_section::Output_section): Initialize
4173 is_last_relro_ and is_first_non_relro_.
4174 (Output_segment::add_output_section): Group relro sections is
4175 do_sort is true. Handle is_last_relro and is_first_non_relro.
4176 (Output_segment::maximum_alignment): Remove relro handling.
4177 (Output_segment::set_section_addresses): Add increase_relro
4178 parameter. Change all callers. Add initial alignment to align
4179 relro sections on separate page. Remove old relro handling.
4180 (Output_segment::set_section_list_addresses): Remove in_relro
4181 parameter. Change all callers.
4182 (Output_segment::set_offset): Add increase parameter. Change all
4183 callers. Remove old relro handling.
4184 * output.h (class Output_section): Add new methods: is_last_relro,
4185 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4186 Add is_last_relro_ and is_first_non_relro_ fields.
4187 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4188 Create separate .got.plt section. Call increase_relro.
4189 * x86_64.cc (Target_x86_64::got_section): Likewise.
4190 * testsuite/relro_script_test.t: Add .got.plt.
4193 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4194 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4195 (Layout::finalize): Call set_dynamic_symbol_size.
4196 (Layout::set_dynamic_symbol_size): New function.
4197 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4198 set_dynamic_symbol_size.
4201 * output.h (class Output_section): Add is_entsize_zero_ field.
4202 * output.cc (Output_section::Output_section): Initialize
4204 (Output_section::set_entsize): If two different entsizes are
4205 requested, force it to zero.
4206 (Output_section::add_input_section): Set flags for .debug_str
4207 before updating section flags. Set entsize.
4208 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4209 and SHF_STRING if all input sections have those flags.
4211 2009-12-29 Rafael Espindola <espindola@google.com>
4213 * main.cc (main): Fix the sys time reporting.
4214 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4217 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4219 * options.cc (General_options::parse_version): Allow -v to exit
4220 without an error if there is nothing to link.
4222 2009-12-29 Ian Lance Taylor <iant@google.com>
4224 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4225 using a version of gcc before 4.1.
4226 * configure: Rebuild.
4228 2009-12-28 Chris Demetriou <cgd@google.com>
4230 * attributes.cc (Output_attributes_section_data::do_write): Use
4231 std::vector::front rather than std::vector::data.
4233 2009-12-28 Ian Lance Taylor <iant@google.com>
4235 * symtab.h (class Symbol_table): Add enum Defined.
4236 * resolve.cc (Symbol_table::should_override): Add defined
4237 parameter. Change all callers. Test whether object is NULL
4238 before calling a method on it.
4239 (Symbol_table::report_resolve_problem): Add defined parameter.
4241 (Symbol_table::should_override_with_special): Likewise.
4242 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4243 parameter. Change all callers.
4244 (Symbol_table::do_define_in_output_data): Likewise.
4245 (Symbol_table::define_in_output_segment): Likewise.
4246 (Symbol_table::do_define_in_output_segment): Likewise.
4247 (Symbol_table::define_as_constant): Likewise.
4248 (Symbol_table::do_define_as_constant): Likewise.
4249 * script.h (class Symbol_assignment): Add is_defsym parameter to
4250 constructor; change all callers.
4251 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4252 parameter. Change all callers. Add is_defsym_ field.
4253 (class Parser_closure): Add parsing_defsym parameter to
4254 constructor; change all callers. Add parsing_defsym accessor
4255 function. Add parsing_defsym_ field.
4257 2009-12-28 Ian Lance Taylor <iant@google.com>
4259 * gold.cc (queue_middle_tasks): Fix formatting.
4260 * object.cc (Relobj::is_section_name_included): Likewise.
4262 2009-12-23 Ian Lance Taylor <iant@google.com>
4264 * i386.cc (Target_i386::do_calls_non_split): Recognize
4265 -fsplit-stack prologue for a function with a static chain.
4266 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4267 -fsplit-stack prologue when using %r11.
4269 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4271 * options.cc (General_options::parse_version): Make -v continue and do
4272 the link like GNU ld does.
4274 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4276 * Makefile.am (CCFILES): Add timer.cc.
4277 (HFILES): Add timer.h.
4278 * configure.ac: Check for sysconf and times.
4279 * main.cc: include timer.h.
4280 (main): Use Timer instead of get_run_time.
4283 * workqueue.cc: include timer.h.
4284 (Workqueue::find_and_run_task):
4285 Report user, sys and wall time.
4286 * Makefile.in: Regenerate.
4287 * config.in: Regenerate.
4288 * configure: Regenerate.
4290 2009-12-16 Doug Kwan <dougkwan@google.com>
4292 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4294 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4295 relaxed input sections.
4296 * output.cc (Output_section::find_relaxed_input_section): Change
4297 return type to Output_relaxed_input_section pointer. Adjust code
4298 for new type of relaxed_input_section_map_.
4299 * output.h (Output_section::find_relaxed_input_section): Change
4300 return type to Output_relaxed_input_section pointer.
4301 (Output_section::Output_relaxed_input_section_by_input_section_map):
4303 (Output_section::relaxed_input_section_map_): Change type to
4304 Output_section::Output_relaxed_input_section_by_input_section_map.
4305 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4308 2009-12-15 Ian Lance Taylor <iant@google.com>
4310 * layout.cc (Layout::create_shstrtab): Only write out after input
4311 sections if we are compressing debug sections.
4313 2009-12-15 Ian Lance Taylor <iant@google.com>
4315 * archive.cc (Archive::add_symbols): Only look up a symbol without
4316 a version if there is, in fact, a version.
4318 2009-12-14 Ian Lance Taylor <iant@google.com>
4320 Revert -Wshadow changes, all changes from:
4321 2009-12-11 Doug Kwan <dougkwan@google.com>
4322 2009-12-11 Nick Clifton <nickc@redhat.com>
4323 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4325 2009-12-11 Doug Kwan <dougkwan@google.com>
4327 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4329 * attributes.cc (Object_attribute::size): Ditto.
4330 (Attributes_section_data::size): Ditto.
4331 (Attributes_section_data::Attributes_section_data): Ditto.
4332 (Output_attributes_section_data::do_write): Ditto.
4333 * attributes.h (Object_attribute::set_type): Ditto.
4334 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4336 2009-12-11 Nick Clifton <nickc@redhat.com>
4338 * archive.cc: Fix shadowed variable warnings.
4340 * compressed_output.cc: Likewise.
4341 * compressed_output.h: Likewise.
4342 * configure: Likewise.
4343 * dwarf_reader.cc: Likewise.
4344 * dynobj.cc: Likewise.
4345 * dynobj.h: Likewise.
4346 * ehframe.cc: Likewise.
4347 * ehframe.h: Likewise.
4348 * errors.cc: Likewise.
4349 * expression.cc: Likewise.
4350 * fileread.cc: Likewise.
4351 * fileread.h: Likewise.
4352 * freebsd.h: Likewise.
4353 * i386.cc: Likewise.
4355 * incremental.h: Likewise.
4356 * layout.cc: Likewise.
4357 * layout.h: Likewise.
4358 * mapfile.cc: Likewise.
4359 * merge.cc: Likewise.
4360 * merge.h: Likewise.
4361 * object.cc: Likewise.
4362 * object.h: Likewise.
4363 * options.h: Likewise.
4364 * output.cc: Likewise.
4365 * output.h: Likewise.
4366 * parameters.cc: Likewise.
4367 * plugin.cc: Likewise.
4368 * powerpc.cc: Likewise.
4369 * reduced_debug_output.cc: Likewise.
4370 * reduced_debug_output.h: Likewise.
4371 * reloc.cc: Likewise.
4372 * reloc.h: Likewise.
4373 * resolve.cc: Likewise.
4374 * script-sections.cc: Likewise.
4375 * script.cc: Likewise.
4376 * script.h: Likewise.
4377 * sparc.cc: Likewise.
4378 * symtab.cc: Likewise.
4379 * symtab.h: Likewise.
4380 * target-select.cc: Likewise.
4381 * target-select.h: Likewise.
4382 * token.h: Likewise.
4383 * workqueue.cc: Likewise.
4384 * workqueue.h: Likewise.
4385 * x86_64.cc: Likewise.
4387 2009-12-10 Doug Kwan <dougkwan@google.com>
4389 * arm.cc (attributes.h): New include.
4390 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4391 (Arm_relobj::~Arm_relobj): Delete object pointed by
4392 attributes_section_data_.
4393 (Arm_relobj::attributes_section_data): New method definition.
4394 (Arm_relobj::attributes_section_data_): New data member declaration.
4395 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4396 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4397 attributes_section_data_.
4398 (Arm_dynobj::attributes_section_data): New method definition.
4399 (Arm_dynobj::attributes_section_data_): New data member declaration.
4400 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4401 initialization value of may_use_blx_ to false.
4402 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4403 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4404 object attributes to compute results instead of hard-coding.
4405 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4406 Target_arm::get_secondary_compatible_arch,
4407 Target_arm::set_secondary_compatible_arch
4408 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4409 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4410 New method declarations.
4411 (Target_arm::get_aeabi_object_attribute): New method definition.
4412 (Target_arm::attributes_section_data_): New data member declaration.
4413 (read_arm_attributes_section): New template definition.
4414 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4415 (Arm_dynobj::do_read_symbols): Ditto.
4416 (Target_arm::do_finalize_sections): Merge attributes sections from
4417 input. Check for BLX use after attributes section merging.
4418 Fix __exidx_start and __exidx_end visibility. Create an
4419 .ARM.attributes section if necessary.
4420 (Target_arm::get_secondary_compatible_arch,
4421 Target_arm::set_secondary_compatible_arch,
4422 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4423 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4424 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4425 New method definitions.
4427 2009-12-09 Ian Lance Taylor <iant@google.com>
4429 * plugin.cc (Plugin::load): Don't cast from void* to a function
4432 2009-12-09 Ian Lance Taylor <iant@google.com>
4434 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4437 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4439 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4440 Replace two_file_shared_1.so with two_file_shared_2.so.
4441 * testsuite/Makefile.in: Regenerated.
4443 2009-12-08 Doug Kwan <dougkwan@google.com>
4445 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4446 (HFILES): Add attributes.h and int_encoding.h.
4447 * Makefile.in: Regenerate.
4448 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4449 function definitions to int_encoding.cc
4450 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4451 prototypes to int_encoding.h
4452 * reduced_debug_output.cc (int_encoding.h): New include.
4453 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4454 function definitions to int_encoding.cc
4455 (insert_into_vector, read_from_pointer): Move template definitions to
4457 * attributes.cc: New file.
4458 * attributes.h: New file.
4459 * int_encoding.cc: New file.
4460 * int_encoding.h: New file.
4462 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4465 * incremental-dump.cc (dump_incremental_inputs): New.
4466 (main): Use dump_incremental_inputs.
4468 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4471 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4472 checking elfcpp::STT_FUNC.
4473 (Target_i386::Relocate::relocate): Likewise.
4474 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4476 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4477 symbols from shared libraries into normal FUNC symbols.
4479 * symtab.h (Symbol): Add is_func and use it.
4481 2009-12-05 Doug Kwan <dougkwan@google.com>
4483 * arm.cc (Target_arm::arm_info): Initialize new fields
4484 attributes_section and attributes_vendor.
4485 * i386.cc (Target_i386::i386_info): Same.
4486 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4487 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4488 fields attributes_section and attributes_vendor.
4489 * sparc.cc (Target_sparc::sparc_info): Same.
4490 * target.h (Target::attributes_section, Target::attributes_vendor,
4491 Target::is_attributes_section, Target::attribute_arg_type,
4492 Target::attributes_order): New method definitions.
4493 (Target::Target_info::attributes_section,
4494 Target::Target_info::attributes_vendor): New fields.
4495 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4496 virtual method definitions.
4497 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4498 attributes_section and attributes_vendor.
4499 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4501 2009-12-05 Doug Kwan <dougkwan@google.com>
4503 * arm.cc: Update comments about interworking and stub generation.
4504 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4505 considered as non-PIC.
4506 (Arm_relocate_functions::base_abs): Fix formatting.
4507 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4508 of function to use GOT entry address instead of offset.
4509 (Target_arm::Scan::global): Issue an error if a symbol would need a
4510 PLT does not get one because it is untyped. Remove code to create
4511 dynamic symbols for relative branches.
4512 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4513 takes unsigned integer instead of boolean.
4515 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4517 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4518 (two_file_test_LDADD): Likewise.
4519 (common_test_1_LDADD): Likewise.
4520 (exception_test_LDADD) Likewise.
4521 (weak_test_LDADD): Likewise.
4522 (many_sections_test_LDADD): Likewise.
4523 (initpri1_LDADD): Likewise.
4524 (script_test_1_LDADD): Likewise.
4525 (script_test_2_LDADD): Likewise.
4526 (justsyms_LDADD): Likewise.
4527 (binary_test_LDADD): Likewise.
4528 (large_LDADD): Likewise.
4529 * testsuite/Makefile.in: Regenerated.
4531 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4533 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4534 (Symbol_table::override_with_special): Likewise.
4535 (Symbol_table::add_from_object): Likewise.
4537 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4539 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4540 Don't set the data_offset twice.
4542 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4544 * testsuite/Makefile.in: Regenerate.
4546 2009-12-03 Doug Kwan <dougkwan@google.com>
4548 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4549 (Target_arm::do_finalize_sections): Add parameter for symbol table
4550 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4551 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4552 parameter for symbol table pointer.
4553 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4554 an additional parameter for a pointer to symbol table.
4555 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4556 parameter for a symbol table pointer.
4557 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4558 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4560 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4561 parameter for a symbol table pointer.
4563 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4565 * incremental.cc (Incremental_inputs_header)
4566 (Incremental_inputs_header_write, Incremental_inputs_entry)
4567 (Incremental_inputs_entry_write): Move ...
4568 * incremental.h (Incremental_inputs_header)
4569 (Incremental_inputs_header_write, Incremental_inputs_entry)
4570 (Incremental_inputs_entry_write): here.
4572 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4574 * incremental.cc (make_sized_incremental_binary): Set the target.
4575 Error if it is incompatible.
4576 * output.h (Output_file): Add filename method.
4578 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4580 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4581 from the get_* methods.
4583 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4585 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4586 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4587 Write 0 for the data_offset of scripts.
4589 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4591 * testsuite/Makefile.am: Add the incremental_test.sh test.
4592 * testsuite/incremental_test.sh: New.
4593 * testsuite/incremental_test_1.c: New.
4594 * testsuite/incremental_test_2.c: New.
4596 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4598 * incremental-dump.cc (main): Fix typos.
4600 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4603 * incremental-dump.cc (main): Use llu to print 64 bit values.
4605 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4606 H.J. Lu <hongjiu.lu@intel.com>
4608 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4610 (incremental_dump_LDADD): Likewise.
4611 * Makefile.in: Regenerated.
4613 2009-11-25 Doug Kwan <dougkwan@google.com>
4617 2009-11-25 Doug Kwan <dougkwan@google.com>
4619 * arm.cc (Target_arm::Target_arm): Move method definition
4620 outside of class definition. Add code to handle
4621 --target1-rel, --target1-abs and --target2= options.
4622 (Target_arm::get_reloc_reloc_type): Change method to be
4623 non-static and const.
4624 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4625 New data member declaration.
4626 (Target_arm::Scan::local, Target_arm::Scan::global,
4627 Target_arm::Relocate::relocate,
4628 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4629 Adjust call to Target_arm::get_real_reloc_type.
4630 (Target_arm::get_real_reloc_type): Use command line options
4631 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4632 * options.h (--target1-rel, --target1-abs, --target2): New
4635 2009-11-25 Doug Kwan <dougkwan@google.com>
4637 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4638 class definition. Add code to handle --target1-rel, --target1-abs
4639 and --target2= options.
4640 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4642 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4644 (Target_arm::Scan::local, Target_arm::Scan::global,
4645 Target_arm::Relocate::relocate,
4646 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4647 call to Target_arm::get_real_reloc_type.
4648 (Target_arm::get_real_reloc_type): Use command line options to
4649 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4650 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4653 2009-11-25 Doug Kwan <dougkwan@google.com>
4655 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4656 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4657 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4659 (Arm_relocate_functions::thm_call): Replace body with a call to
4660 Arm_relocate_functions::thumb_branch_common.
4661 (Arm_relocate_functions::thm_jump24,
4662 Arm_relocate_functions::thm_xpc22): New method definitions.
4663 (Arm_relocate_functions::thumb_branch_common): New method definition.
4664 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4666 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4667 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4669 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4671 * Makefile.am: Build incremental-dump
4672 * Makefile.in: Regenerate.
4673 * incremental-dump.cc: New.
4674 * incremental.cc (Incremental_inputs_header_data,
4675 Incremental_inputs_entry_data): Move to incremental.h
4676 * incremental.h: (Incremental_inputs_header_data,
4677 Incremental_inputs_entry_data): Move from incremental.cc
4679 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4681 * incremental.cc (Incremental_inputs_header,
4682 Incremental_inputs_header_write, Incremental_inputs_entry,
4683 Incremental_inputs_entry_write): Add a typedef with the data type.
4685 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4687 * incremental.cc (Incremental_inputs_header,
4688 Incremental_inputs_header_write, Incremental_inputs_entry,
4689 Incremental_inputs_entry_write): Update comment about which
4690 type has the filed descriptions.
4692 2009-11-15 Doug Kwan <dougkwan@google.com>
4694 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4695 (Arm_relocate_functions::arm_branch_common): Change method defintion
4696 in class definition to a method declaration and update list of formal
4698 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4699 Arm_relocation_functions::jump24): Adjust call to
4700 Arm_relocate_functions::arm_branch_common. Update list of formal
4702 (Arm_relocate_functions::xpc25): New method definition.
4703 (Arm_relocate_functions::arm_branch_common): Move method defintion
4704 out from class definition. Use stubs for mode-switching and extending
4706 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4707 specially. Change code to enable use of stubs in ARM branches.
4709 2009-11-10 Doug Kwan <dougkwan@google.com>
4711 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4712 in method declaration.
4713 (Target_arm::relocate_stub): New method declaration.
4714 (Target_arm::default_target): Change to return a pointer instead of
4716 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4717 Target_arm::default_target.
4718 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4720 (Target_arm::relocate_section): Adjust view.
4721 (Target_arm::relocate_stub): New method definition.
4723 2009-11-10 Doug Kwan <dougkwan@google.com>
4725 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4727 * incremental.cc (open_incremental_binary): Initialized local
4728 variables to avoid warnings.
4729 * object.cc (make_elf_object): Ditto.
4730 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4733 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4736 * testsuite/plugin_test.c: Include "config.h".
4738 2009-11-09 Doug Kwan <dougkwan@google.com>
4740 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4741 (arm_symbol_value): Remove.
4742 (Arm_relocate_functions::arm_branch_common,
4743 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4744 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4745 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4746 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4747 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4748 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4749 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4750 Arm_relocate_functions::thm_mobw_abs_nc,
4751 Arm_relocate_functions::thm_mov_abs,
4752 Arm_relocate_functions::movw_prel_nc,
4753 Arm_relocate_functions::thm_movt_abs,
4754 Arm_relocate_functions::movt_prel,
4755 Arm_relocate_functions::thm_movw_prel_nc,
4756 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4757 (Target_arm::Relocate::relocate): Only decompose address into two
4758 parts if relocation type uses the thumb-bit and pass the actual
4759 bit instead of a flag indicating that the thumb-bit is used. Adjust
4760 calls to methods in Arm_relocate_functions for this change.
4762 2009-11-08 Ian Lance Taylor <iant@google.com>
4765 * reloc.cc: Instantiate
4766 Sized_relobj::initialize_input_to_output_maps and
4767 Sized_relobj:free_input_to_output_maps.
4769 2009-11-06 Ian Lance Taylor <iant@google.com>
4772 * defstd.cc (in_segment): Set only_if_ref true for "end".
4774 2009-11-06 Doug Kwan <dougkwan@google.com>
4776 * arm.cc (class Reloc_stub): Correct a comment.
4777 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4778 (Target_arm::scan_section_for_stubs): New method declaration.
4779 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4780 Change methods from private to protected.
4781 (Target_arm::do_may_relax): New method definition.
4782 (Target_arm::do_relax, Target_arm::group_sections,
4783 Target_arm::scan_reloc_for_stub,
4784 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4785 (Target_arm::arm_input_section_map_): New data member declaration.
4786 (Target_arm::scan_reloc_for_stub,
4787 Target_arm::scan_reloc_section_for_stubs,
4788 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4789 Target_arm::do_relax): New method definitions.
4791 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4793 * configure.ac: Check for (struct stat)::st_mtim
4794 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4795 * config.in: Regenerate.
4796 * configure: Regenerate.
4798 2009-11-05 Ian Lance Taylor <iant@google.com>
4801 * output.cc (Output_segment::add_output_section): Add missing
4804 2009-11-04 Ian Lance Taylor <iant@google.com>
4807 * object.h (class Object): Add is_needed and set_is_needed
4808 methods. Add is_needed_ field. Make bool fields into bitfields.
4809 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4810 defined in a dynamic object and referenced by a regular object,
4811 set is_needed for the dynamic object.
4812 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4813 if the file is marked with as_needed and it is not needed.
4815 2009-11-04 Ian Lance Taylor <iant@google.com>
4818 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4819 tags if data is discarded by linker script.
4820 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4821 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4822 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4823 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4825 2009-11-04 Ian Lance Taylor <iant@google.com>
4827 * layout.cc (Layout::get_output_section): Add is_interp and
4828 is_dynamic_linker_section parameters. Change all callers.
4829 (Layout::choose_output_section): Likewise.
4830 (Layout::make_output_section): Likewise.
4831 (Layout::add_output_section_data): Add is_dynamic_linker_section
4832 parameter. Change all callers.
4833 * layout.h (class Layout): Update declarations.
4834 * output.h (class Output_section): Add is_interp, set_is_interp,
4835 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4836 Add is_interp_, is_dynamic_linker_section_ fields. Change
4837 generate_code_fills_at_write_ to a bitfield.
4838 * output.cc (Output_section::Output_sections): Initialize new
4840 (Output_segment::add_output_section): Add do_sort parameter.
4843 2009-11-03 Ian Lance Taylor <iant@google.com>
4846 * options.h (class General_options): Add --warn-common.
4847 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4848 merging two common symbols.
4849 (Symbol_table::should_override): Handle --warn-common when merging
4850 a common symbol with a defined symbol. Use report_resolve_problem
4851 for multiple definitions.
4852 (Symbol_table::report_resolve_problem): New function.
4853 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4855 2009-11-03 Doug Kwan <dougkwan@google.com>
4857 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4859 (Target_arm::stub_factory): New method definition.
4860 (Target_arm::new_arm_input_section,
4861 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4862 Target_arm::reloc_uses_thumb_bit): New method declarations.
4863 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4864 New type definitions.
4865 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4866 member declarations.
4867 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4868 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4869 New method definitions.
4871 2009-11-03 Ian Lance Taylor <iant@google.com>
4873 * options.h (class General_options): Add --warn_constructors.
4875 2009-11-03 Ian Lance Taylor <iant@google.com>
4878 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4879 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4881 2009-11-03 Ian Lance Taylor <iant@google.com>
4884 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4885 --msgid-bugs-address.
4886 (install-pdf): New target.
4887 (install-data_yes): Look up one directory to find mkinstalldirs.
4889 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4891 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4894 2009-10-30 Doug Kwan <dougkwan@google.com>
4896 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4898 2009-10-30 Doug Kwan <dougkwan@google.com>
4900 * arm.cc (Stub_addend_reader): New struct template definition
4901 and partial specializations.
4902 (Stub_addend_reader::operator()): New method definition for a
4903 partially specialized template.
4905 2009-10-30 Doug Kwan <dougkwan@google.com>
4907 * arm.cc (Arm_relobj::processor_specific_flags): New method
4909 (Arm_relobj::do_read_symbols): New method declaration.
4910 (Arm_relobj::processor_specific_flags_): New data member declaration.
4911 (Arm_dynobj): New class definition.
4912 (Target_arm::do_finalize_sections): Add input_objects parameter.
4913 (Target_arm::do_adjust_elf_header): New method declaration.
4914 (Target_arm::are_eabi_versions_compatible,
4915 (Target_arm::merge_processor_specific_flags): New method declaration.
4916 (Target_arm::do_make_elf_object): New overloaded method definitions
4918 (Arm_relobj::do_read_symbols): New method definition.
4919 (Arm_dynobj::do_read_symbols): Ditto.
4920 (Target_arm::do_finalize_sections): Add input_objects parameters.
4921 Merge processor-specific flags from all input objects.
4922 (Target_arm::are_eabi_versions_compatible,
4923 Target_arm::merge_processor_specific_flags,
4924 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4925 New method definitions.
4926 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4927 Input_objects pointer type parameter.
4928 * layout.cc (Layout::finalize): Pass input objects to target's.
4929 finalize_sections function.
4930 * output.cc (Output_file_header::do_sized_write): Set ELF file
4931 header's processor-specific flags.
4932 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4933 Input_objects pointer type parameter.
4934 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4935 * target.h (Input_objects): New forward class declaration.
4936 (Target::processor_specific_flags,
4937 Target::are_processor_specific_flags_sect): New method definitions.
4938 (Target::finalize_sections): Add input_objects parameter.
4939 (Target::Target): Initialize processor_specific_flags_ and
4940 are_processor_specific_flags_set_.
4941 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4943 (Target::set_processor_specific_flags): New method definition.
4944 (Target::processor_specific_flags_,
4945 Target::are_processor_specific_flags_set_): New data member
4947 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4948 Input_objects pointer type parameter.
4950 2009-10-30 Doug Kwan <dougkwan@google.com>
4952 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4954 2009-10-28 Ian Lance Taylor <iant@google.com>
4956 * object.h (class Relobj): Drop options parameter from
4957 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4958 do_scan_relocs, do_relocate. Change all callers.
4959 (class Sized_relobj): Drop options parameters from
4960 do_gc_process_relocs, do_scan_relocs, do_relocate,
4961 do_relocate_sections, relocate_sections, emit_relocs_scan,
4962 emit_relocs_scan_reltype. Change all callers.
4963 (struct Relocate_info): Remove options field and all references to
4965 * reloc.h (class Read_relocs): Remove options constructor
4966 parameter and options_ field. Change all callers.
4967 (class Gc_process_relocs, class Scan_relocs): Likewise.
4968 (class Relocate_task): Likewise.
4969 * target-reloc.h (scan_relocs): Remove options parameter. Change
4971 (scan_relocatable_relocs): Likewise.
4972 * target.h (class Sized_target): Remove options parameter from
4973 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4975 * gc.h (gc_process_relocs): Remove options parameter. Change all
4977 * arm.cc: Update functions to remove options parameters.
4978 * i386.cc: Likewise.
4979 * powerpc.cc: Likewise.
4980 * sparc.cc: Likewise.
4981 * x86_64.cc: Likewise.
4982 * testsuite/testfile.cc: Likewise.
4984 2009-10-28 Doug Kwan <dougkwan@google.com>
4986 * arm.cc (Arm_relobj): New class definition.
4987 (Arm_relobj::scan_sections_for_stubs,
4988 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4989 New method definitions.
4991 2009-10-28 Cary Coutant <ccoutant@google.com>
4993 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4994 (Plugin::cleanup_done_): New member.
4995 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4996 (Plugin_manager::cleanup_done_): Remove.
4997 (Plugin_manager::add_input_file): Edit error message.
4998 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4999 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5001 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5003 * fileread.cc: (File_read::View::~View): Use the new
5004 data_ownership_ filed.
5005 (File_read::~File_read): Dispose the new whole_file_view_.
5006 (File_read::open): Mmap the whole file if needed.
5007 (File_read::open): Use whole_file_view_ instead of contents_.
5008 (File_read::find_view): Use whole_file_view_ if applicable.
5009 (File_read::do_read): Use whole_file_view_ instead of contents_.
5010 (File_read::make_view): Use whole_file_view_ instead of contents_,
5011 update File_read::View::View call.
5012 (File_read::find_or_make_view): Update File_read::View::View
5014 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5016 (File_read::View::Data_ownership): New enum.
5017 (File_read::View::View): Replace bool mapped_ with Data_ownership
5019 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5020 (File_read::View::data_ownership_): New field.
5021 (File_read::contents_): Remove (replaced by whole_file_view_).
5022 (File_read::whole_file_view_): New field.
5023 * options.h (class General_options): Add --keep-files-mapped.
5025 2009-10-27 Cary Coutant <ccoutant@google.com>
5027 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5028 * testsuite/Makefile.am (plugin_test_5): New test case.
5029 * testsuite/Makefile.in: Regenerate.
5031 2009-10-25 Doug Kwan <dougkwan@google.com>
5033 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5034 from private to protected to allow access by child class.
5035 (Sized_relobj::do_relocate_sections): New method declaration.
5036 (Sized_relobj::relocate_sections): Virtualize.
5037 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5038 Sized_relobj::relocate_sections. Instantiate template explicitly
5039 for different target sizes and endianity.
5041 2009-10-24 Doug Kwan <dougkwan@google.com>
5043 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5044 (Arm_input_section::as_arm_input_section): New method.
5045 (Arm_output_section): New class definition.
5046 (Arm_output_section::create_stub_group,
5047 Arm_output_section::group_sections): New method definitions.
5049 2009-10-22 Doug Kwan <dougkwan@google.com>
5051 * arm.cc (Arm_input_section): New class definition.
5052 (Arm_input_section::init, Arm_input_section:do_write,
5053 Arm_input_section::set_final_data_size,
5054 Arm_input_section::do_reset_address_and_file_offset): New method
5057 2009-10-21 Doug Kwan <dougkwan@google.com>
5059 * arm.cc (Stub_table, Arm_input_section): New forward class
5061 (Stub_table): New class defintion.
5062 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5063 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5064 New method definition.
5066 2009-10-21 Doug Kwan <dougkwan@google.com>
5068 * arm.cc: Update copyright comments.
5069 (Target_arm): New forward class template declaration.
5070 (Arm_address): New type.
5071 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5072 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5073 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5075 (Insn_template): Same.
5076 (DEF_STUBS): New macro.
5077 (Stub_type): New enum type.
5078 (Stub_template): New class definition.
5081 (Stub_factory): Same.
5082 (Target_arm::Target_arm): Initialize may_use_blx_ and
5083 should_force_pic_veneer_.
5084 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5085 Target_arm::should_force_pic_veneer,
5086 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5087 Target_arm::using_thumb_only, Target_arm:;default_target): New
5089 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5090 New data member declarations.
5091 (Insn_template::size, Insn_template::alignment): New method defintions.
5092 (Stub_template::Stub_template): New method definition.
5093 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5094 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5095 (Stub_factory::Stub_factory): New method definition.
5096 * gold.h (string_hash): New template.
5097 * output.h (Input_section_specifier::hash_value): Use
5099 (Input_section_specifier::string_hash): Remove.
5100 * stringpool.cc (Stringpool_template::string_hash): Use
5103 2009-10-20 Doug Kwan <dougkwan@google.com>
5105 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5106 symbols of relaxed input sections.
5107 * output.h (Output_section::find_relaxed_input_section): Make
5110 2009-10-16 Doug Kwan <dougkwan@google.com>
5112 * dynobj.cc (Versions::Versions): Initialize version_script_.
5113 Only insert base version symbol definition for a shared object
5114 if version script defines any version versions.
5115 (Versions::define_base_version): New method definition.
5116 (Versions::add_def): Check that base version is not needed.
5117 (Versions::add_need): Define base version lazily.
5118 * dynobj.h (Versions::define_base_version): New method declaration.
5119 (Versions::needs_base_version_): New data member declaration.
5120 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5121 (check_DATA): Add no_version_test.stdout.
5122 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5124 * testsuite/Makefile.in: Regenerate.
5125 * testsuite/no_version_test.c: New file.
5126 * testsuite/no_version_test.sh: Ditto.
5128 2009-10-16 Doug Kwan <dougkwan@google.com>
5130 * expression.cc (class Segment_start_expression): New class definition.
5131 (Segment_start_expression::value): New method definition.
5132 (script_exp_function_segment_start): Return a new
5133 Segment_start_expression.
5134 * gold/script-c.h (script_saw_segment_start_expression): New function
5136 * script-sections.cc (Script_sections::Script_sections): Initialize
5137 SAW_SEGMENT_START_EXPRESSION_ to false.
5138 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5139 and -Tbbs options to specify section addresses if given in
5140 command line and no SEGMENT_START expression is seen in a script.
5141 * script-sections.h (Script_sections::saw_segment_start_expression,
5142 Script_sections::set_saw_segment_start_expression): New method
5144 (Script_sections::saw_segment_start_expression_): New data member
5146 * script.cc (script_saw_segment_start_expression): New function.
5147 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5148 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5149 script_test_7.sh and script_test_8.sh.
5150 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5151 script_test_8.stdout.
5152 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5153 (script_test_6, script_test_6.stdout, script_test_7,
5154 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5155 * Makefile.in: Regenerate.
5156 * testsuite/script_test_6.sh: New file.
5157 * testsuite/script_test_6.t: Same.
5158 * testsuite/script_test_7.sh: Same.
5159 * testsuite/script_test_7.t: Same.
5160 * testsuite/script_test_8.sh: Same.
5162 2009-10-16 Doug Kwan <dougkwan@google.com>
5164 * output.cc (Output_segment::set_section_list_address): Cast
5165 expressions to unsigned long long type to avoid format warnings.
5167 2009-10-15 Ian Lance Taylor <iant@google.com>
5169 * script.cc (Script_options::add_symbol_assignment): Always add a
5170 dot assignment to script_sections_.
5171 * script-sections.cc (Script_sections::add_dot_assignment):
5172 Initialize if necessary.
5174 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5175 program headers with no load segment if there is a linker script.
5177 * layout.cc (Layout::set_segment_offsets): Align the file offset
5178 to the segment aligment for -N or -n with no load segment.
5179 * output.cc (Output_segment::add_output_section): Don't crash if
5180 the first section is a TLS section.
5181 (Output_segment::set_section_list_addresses): Print an error
5182 message if the address moves backward in a linker script.
5183 * script-sections.cc
5184 (Output_section_element_input::set_section_addresses): Don't
5185 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5186 (Orphan_output_section::set_section_addresses): Likewise.
5188 2009-10-15 Doug Kwan <dougkwan@google.com>
5190 * layout.cc (Layout::finish_dynamic_section): Generate tags
5191 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5192 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5193 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5195 2009-10-14 Ian Lance Taylor <iant@google.com>
5197 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5199 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5200 data_shdr fields of relinfo.
5201 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5202 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5203 R_386_TLS_LDO_32, adjust based on section flags.
5204 (Target_i386::Relocate::fix_up_ldo): Remove.
5206 2009-10-13 Ian Lance Taylor <iant@google.com>
5208 Add support for -pie.
5209 * options.h (class General_options): Add -pie and
5211 (General_options::output_is_position_independent): Test -pie.
5212 (General_options::output_is_executable): Return true if not shared
5213 and not relocatable.
5214 (General_options::output_is_pie): Remove.
5215 * options.cc (General_options::finalize): Reject incompatible uses
5217 * gold.cc (queue_middle_tasks): A -pie link is not static.
5218 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5219 * symtab.cc (Symbol::final_value_is_known): Return false if
5220 output_is_position_independent.
5221 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5222 output_is_position_independent.
5223 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5224 output_is_position_independent.
5225 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5226 output_is_position_independent.
5227 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5229 (basic_pie_test.o, basic_pie_test): New targets.
5230 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5231 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5232 (two_file_pie_test): New target.
5233 * testsuite/Makefile.in: Rebuild.
5234 * README: Remove note saying that -pie is not supported.
5236 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5238 * options.h (class General_options): Add -init and -fini.
5239 * layout.cc (Layout::finish_dynamic_section): Emit
5240 given init and fini functions.
5242 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5244 * gc.h (gc_process_relocs): Check if icf is enabled using new
5246 * gold.cc (queue_initial_tasks): Likewise.
5247 (queue_middle_tasks): Likewise.
5248 * object.cc (do_layout): Likewise.
5249 * symtab.cc (is_section_folded): Likewise.
5250 * main.cc (main): Likewise.
5251 * reloc.cc (Read_relocs::run): Likewise.
5252 (Sized_relobj::do_scan_relocs): Likewise.
5253 * icf.cc (is_function_ctor_or_dtor): New function.
5254 (Icf::find_identical_sections): Check if function is ctor or dtor when
5256 * options.h (General_options::icf): Change option to be an enum.
5257 (Icf_status): New enum.
5258 (icf_enabled): New method.
5259 (icf_safe_folding): New method.
5260 (set_icf_status): New method.
5261 (icf_status_): New variable.
5262 * (options.cc) (General_options::finalize): Set icf_status_.
5263 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5264 icf_test and icf_keep_unique_test to use the --icf enum flag.
5265 * testsuite/icf_safe_test.sh: New file.
5266 * testsuite/icf_safe_test.cc: New file.
5268 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5270 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5271 includes to gc.h and icf.h.
5272 * arm.cc: Include gc.h.
5273 * gold.cc: Likewise.
5274 * i386.cc: Likewise.
5275 * powerpc.cc: Likewise.
5276 * sparc.cc: Likewise.
5277 * x86_64.cc: Likewise.
5278 * gc.h: Include icf.h.
5280 2009-10-11 Ian Lance Taylor <iant@google.com>
5282 * plugin.cc: Include "gold.h" before other header files.
5284 2009-10-10 Chris Demetriou <cgd@google.com>
5286 * options.h (Input_file_argument::Input_file_type): New enum.
5287 (Input_file_argument::is_lib_): Replace with...
5288 (Input_file_argument::type_): New member.
5289 (Input_file_argument::Input_file_argument): Take Input_file_type
5290 'type' rather than boolean 'is_lib' as second argument.
5291 (Input_file_argument::is_lib): Use type_.
5292 (Input_file_argument::is_searched_file): New function.
5293 (Input_file_argument::may_need_search): Handle is_searched_file.
5294 * options.cc (General_options::parse_library): Support -l:filename.
5295 (General_options::parse_just_symbols): Update for Input_file_argument
5297 (Command_line::process): Likewise.
5298 * archive.cc (Archive::get_file_and_offset): Likewise.
5299 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5300 * script.cc (read_script_file, script_add_file): Likewise.
5301 * fileread.cc (Input_file::Input_file): Likewise.
5302 (Input_file::will_search_for): Handle is_searched_file.
5303 (Input_file::open): Likewise.
5304 * readsyms.cc (Read_symbols::get_name): Likewise.
5305 * testsuite/Makefile.am (searched_file_test): New test.
5306 * testsuite/Makefile.in: Regenerate.
5307 * testsuite/searched_file_test.cc: New file.
5308 * testsuite/searched_file_test_lib.cc: New file.
5310 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5311 Ian Lance Taylor <iant@google.com>
5313 * descriptor.cc: Include <cstdio> and "binary-io.h".
5314 (Descriptors::open): Open the files in binary mode always.
5315 * script.cc (Lex::get_token): Treat \r as whitespace.
5317 2009-10-09 Ian Lance Taylor <iant@google.com>
5319 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5321 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5322 Ian Lance Taylor <iant@google.com>
5324 * configure.ac: Check for readv function also.
5325 * fileread.cc (readv): Define if not HAVE_READV.
5326 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5328 * config.in: Regenerate.
5329 * configure: Regenerate.
5331 2009-10-09 Doug Kwan <dougkwan@google.com>
5333 * layout.cc (Layout::make_output_section): Call target hook to make
5334 ordinary output section.
5335 (Layout::finalize): Adjust parameter list of call the
5336 Target::may_relax().
5337 * layout.h (class Layout::section_list): New method.
5338 * merge.h (Output_merge_base::entsize): Change visibility to public.
5339 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5341 (Output_merge_string::do_is_string): New method.
5342 * object.cc (Sized_relobj::do_setup): renamed from
5343 Sized_relobj::set_up.
5344 * object.h (Sized_relobj::adjust_shndx,
5345 Sized_relobj::initializ_input_to_output_maps,
5346 Sized_relobj::free_input_to_output_maps): Change visibilities to
5348 (Sized_relobj::setup): Virtualize.
5349 (Sized_relobj::do_setup): New method declaration.
5350 (Sized_relobj::invalidate_section_offset,
5351 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5352 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5353 * options.cc (parse_int): New function.
5354 * options.h (parse_int): New declaration.
5355 (DEFINE_int): New macro.
5356 (stub_group_size): New option.
5357 * output.cc (Output_section::Output_section): Initialize memebers
5358 merge_section_map_, merge_section_by_properties_map_,
5359 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5360 (Output_section::add_input_section): Handled deferred code-fill
5361 generation and remove an old comment.
5362 (Output_section::add_relaxed_input_section): New method definition.
5363 (Output_section::add_merge_input_section): Use merge section by
5364 properties map to speed to search. Update merge section maps
5366 (Output_section::build_relaxation_map): New method definition.
5367 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5369 (Output_section::relax_input_section): Renamed to
5370 Output_section::convert_input_sections_to_relaxed_sections and change
5371 interface to take a vector of pointers to relaxed sections.
5372 (Output_section::find_merge_section,
5373 Output_section::find_relaxed_input_section): New method definitions.
5374 (Output_section::is_input_address_mapped,
5375 Output_section::output_offset, Output_section::output_address):
5376 Use output section data maps to speed up searching.
5377 (Output_section::find_starting_output_address): Add comments.
5378 (Output_section::do_write,
5379 Output_section::write_to_postprocessing_buffer): Do code-fill
5380 generation as appropriate.
5381 (Output_section::get_input_sections): Invalidate relaxed input section
5383 (Output_section::restore_states): Adjust type of checkpoint .
5384 Invalidate relaxed input section map.
5385 * output.h (Output_merge_base): New class declaration.
5386 (Input_section_specifier): New class defintion.
5387 (class Output_relaxed_input_section) Change base class to
5388 Output_section_data_build.
5389 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5390 base class initializer.
5391 (Output_section::add_relaxed_input_section): New method declaration.
5392 (Output_section::Input_section): Change visibility to protected.
5393 (Output_section::Input_section::relobj,
5394 Output_section::Input_section::shndx): Handle relaxed input sections.
5395 Output_section::input_sections) Change visibility to protected. Also
5396 define overload to return a non-const pointer.
5397 (Output_section::Merge_section_properties): New class defintion.
5398 (Output_section::Merge_section_by_properties_map,
5399 Output_section::Output_section_data_by_input_section_map,
5400 Output_section::Relaxation_map): New types.
5401 (Output_section::relax_input_section): Rename method to
5402 Output_section::convert_input_sections_to_relaxed_sections and change
5403 interface to take a vector of relaxed section pointers.
5404 (Output_section::find_merge_section,
5405 Output_section::find_relaxed_input_section,
5406 Output_section::build_relaxation_map,
5407 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5408 New method declarations.
5409 (Output_section::merge_section_map_
5410 Output_section::merge_section_by_properties_map_,
5411 Output_section::relaxed_input_section_map_,
5412 Output_section::is_relaxed_input_section_map_valid_,
5413 Output_section::generate_code_fills_at_write_): New data members.
5414 * script-sections.cc
5415 (Output_section_element_input::set_section_addresses): Call
5416 current_data_size and addralign methods of relaxed input sections.
5417 (Orphan_output_section::set_section_addresses): Call current_data_size
5418 and addralign methods of relaxed input sections.
5419 * symtab.cc (Symbol_table::compute_final_value): Extract template
5420 from the body of Symbol_table::sized_finalize_symbol.
5421 (Symbol_table::sized_finalized_symbol): Call
5422 Symbol_table::compute_final_value.
5423 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5424 (Symbol_table::compute_final_value): New templated method declaration.
5425 * target.cc (Target::do_make_output_section): New method defintion.
5426 * target.h (Target::make_output_section): New method declaration.
5427 (Target::relax): Add more parameters for input objects, symbol table
5428 and layout. Adjust call to do_relax.
5429 (Target::do_make_output_section): New method declaration.
5430 (Target::do_relax): Add parameters for input objects, symbol table
5433 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5435 * pread.c: Include stdio.h.
5437 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5439 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5442 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5444 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5445 Change read_shndx type to unsigned int.
5446 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5448 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5449 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5450 Change read_shndx type to unsigned int.
5451 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5453 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5454 * layout.cc (Layout::create_symtab_sections): Cast the result of
5455 local_symcount * symsize to off_t in the gold_assert.
5457 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5459 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5460 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5462 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5463 (Arm_relocate_functions::thm_abs5): New function.
5464 (Arm_relocate_functions::abs12): New function.
5465 (Arm_relocate_functions::abs16): New function.
5466 (Arm_relocate_functions::base_abs): New function.
5467 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5468 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5469 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5471 (Scan::global): Likewise.
5472 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5473 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5474 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5475 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5478 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5480 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5481 (Arm_relocate_functions::movt_prel): New function.
5482 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5483 (Arm_relocate_functions::thm_movt_prel): New function.
5484 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5485 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5486 (Scan::global, Relocate::relocate): Likewise.
5487 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5489 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5491 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5492 Incremental_checker.
5493 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5495 (class Incremental_inputs_header): New class.
5496 (Incremental_inputs_header_writer): Edit comment.
5497 (Incremental_inputs_entry): New class.
5498 (Incremental_inputs_entry_writer): Edit comment.
5499 (Sized_incremental_binary::do_find_incremental_inputs_section):
5500 Add *strtab_shndx parameter, fill it.
5501 (Sized_incremental_binary::do_check_inputs): New method.
5502 (Incremental_checker::can_incrementally_link_output_file): Use
5503 Sized_incremental_binary::check_inputs.
5504 (Incremental_inputs::report_command_line): Save command line in
5507 (Incremental_binary::find_incremental_inputs_section): New
5509 (Incremental_binary::do_find_incremental_inputs_section): Add
5510 strtab_shndx parameter.
5511 (Incremental_binary::do_check_inputs): New pure virtual method.
5512 (Sized_incremental_binary::do_check_inputs): Declare.
5513 (Incremental_checker::Incremental_checker): Add incremental_inputs
5514 parameter, use it to initialize incremental_inputs_.
5515 (Incremental_checker::incremental_inputs_): New field.
5516 (Incremental_checker::command_line): New method.
5517 (Incremental_checker::inputs): New method.
5518 (Incremental_checker::command_line_): New field.
5520 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5522 * incremental.cc: Include <cstdarg> and "target-select.h".
5523 (vexplain_no_incremental): New function.
5524 (explain_no_incremental): New function.
5525 (Incremental_binary::error): New method.
5526 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5528 (make_sized_incremental_binary): New function.
5529 (open_incremental_binary): New function.
5530 (can_incrementally_link_file): Add checks if output is ELF and has
5532 * incremental.h: Include "elfcpp_file.h" and "output.h".
5533 (Incremental_binary): New class.
5534 (Sized_incremental_binary): New class.
5535 (open_incremental_binary): Declare.
5536 * object.cc (is_elf_object): Use
5537 elfcpp::Elf_recognizer::is_elf_file.
5538 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5539 * output.h (Output_file::filesize): New method.
5541 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5543 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5545 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5546 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5548 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5550 (Arm_relocate_functions::movw_abs_nc): New function.
5551 (Arm_relocate_functions::movt_abs): New function.
5552 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5553 (Arm_relocate_functions::thm_movt_abs): New function.
5554 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5555 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5556 (Scan::global): Likewise.
5557 (Relocate::relocate): Likewise.
5558 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5560 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5562 * arm.cc (Arm_relocate_functions::got_prel) New function.
5563 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5564 (Relocate::relocate): Likewise.
5565 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5567 2009-10-06 Ian Lance Taylor <iant@google.com>
5569 * options.h (class General_options): Define
5570 split_stack_adjust_size parameter.
5571 * object.h (class Object): Add uses_split_stack_ and
5572 has_no_split_stack_ fields. Add uses_split_stack and
5573 has_no_split_stack accessor functions. Declare
5574 handle_split_stack_section.
5575 (class Reloc_symbol_changes): Define.
5576 (class Sized_relobj): Define Function_offsets. Declare
5577 split_stack_adjust, split_stack_adjust_reltype, and
5579 * object.cc (Object::handle_split_stack_section): New function.
5580 (Sized_relobj::do_layout): Call handle_split_stack_section.
5581 * dynobj.cc (Sized_dynobj::do_layout): Call
5582 handle_split_stack_section.
5583 * reloc.cc (Sized_relobj::relocate_sections): Call
5584 split_stack_adjust for executable sections in split_stack
5585 objects. Pass reloc_map to relocate_section.
5586 (Sized_relobj::split_stack_adjust): New function.
5587 (Sized_relobj::split_stack_adjust_reltype): New function.
5588 (Sized_relobj::find_functions): New function.
5589 * target-reloc.h: Include "object.h".
5590 (relocate_section): Add reloc_symbol_changes parameter. Change
5592 * target.h (class Target): Add calls_non_split method. Declare
5593 do_calls_non_split virtual method. Declare match_view and
5595 * target.cc: Include "elfcpp.h".
5596 (Target::do_calls_non_split): New function.
5597 (Target::match_view): New function.
5598 (Target::set_view_to_nop): New function.
5599 * gold.cc (queue_middle_tasks): Give an error if mixing
5600 split-stack and non-split-stack objects with -r.
5601 * i386.cc (Target_i386::relocate_section): Add
5602 reloc_symbol_changes parameter.
5603 (Target_i386::do_calls_non_split): New function.
5604 * x86_64.cc (Target_x86_64::relocate_section): Add
5605 reloc_symbol_changes parameter.
5606 (Target_x86_64::do_calls_non_split): New function.
5607 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5609 * powerpc.cc (Target_powerpc::relocate_section): Add
5610 reloc_symbol_changes parameter.
5611 * sparc.cc (Target_sparc::relocate_section): Add
5612 reloc_symbol_changes parameter.
5613 * configure.ac: Call AM_CONDITIONAL for the default target.
5614 * configure: Rebuild.
5615 * testsuite/Makefile.am (TEST_AS): New variable.
5616 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5617 (check_DATA): Add split_i386 and split_x86_64 files.
5618 (SPLIT_DEFSYMS): Define.
5619 (split_i386_[1234n].o): New targets.
5620 (split_i386_[124]): New targets.
5621 (split_i386_[1234r].stdout): New targets.
5622 (split_x86_64_[1234n].o): New targets.
5623 (split_x86_64_[124]): New targets.
5624 (split_x86_64_[1234r].stdout): New targets.
5625 (MOSTLYCLEANFILES): Add new executables.
5626 * testsuite/split_i386.sh: New file.
5627 * testsuite/split_x86_64.sh: New file.
5628 * testsuite/split_i386_1.s: New file.
5629 * testsuite/split_i386_2.s: New file.
5630 * testsuite/split_i386_3.s: New file.
5631 * testsuite/split_i386_4.s: New file.
5632 * testsuite/split_i386_n.s: New file.
5633 * testsuite/split_x86_64_1.s: New file.
5634 * testsuite/split_x86_64_2.s: New file.
5635 * testsuite/split_x86_64_3.s: New file.
5636 * testsuite/split_x86_64_4.s: New file.
5637 * testsuite/split_x86_64_n.s: New file.
5638 * testsuite/testfile.cc (Target_test): Update relocation_section
5640 * testsuite/Makefile.in: Rebuild.
5642 2009-10-06 Ian Lance Taylor <iant@google.com>
5644 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5645 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5646 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5647 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5648 the address on ldo_addrs_.
5649 (Target_i386::Relocate::fix_up_ldo): New function.
5651 2009-10-06 Rafael Espindola <espindola@google.com>
5653 * plugin.cc (add_input_library): New.
5654 (Plugin::load): Add add_input_library to tv.
5655 (Plugin_manager::add_input_file): Add the is_lib argument.
5656 (add_input_file): Update call to Plugin_manager::add_input_file.
5657 (add_input_library): New.
5658 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5660 2009-09-30 Doug Kwan <dougkwan@google.com>
5662 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5663 symbol and call Symbol::may_need_copy_reloc to determine if
5664 a copy reloc is needed.
5665 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5666 nocopyreloc is given in command line.
5667 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5668 given in command line.
5669 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5670 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5671 of the removed Target_i386::may_need_copy_reloc.
5672 * options.h (copyreloc): New option with default value false.
5673 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5674 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5675 instead of the removed Target_powerpc::may_need_copy_reloc.
5676 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5677 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5678 instead of the removed Target_sparc::may_need_copy_reloc.
5679 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5680 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5681 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5682 instead of the removed Target_x86_64::may_need_copy_reloc.
5684 2009-09-30 Ian Lance Taylor <iant@google.com>
5686 * object.h (class Object): Remove target_ field, and target,
5687 sized_target, and set_target methods.
5688 (Object::sized_target): Remove.
5689 (class Sized_relobj): Update declarations. Remove sized_target.
5690 * object.cc (Sized_relobj::setup): Remove target parameter.
5692 (Input_objects::add_object): Don't do anything with the target.
5693 (make_elf_sized_object): Add punconfigured parameter. Change all
5694 callers. Set or test parameter target.
5695 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5697 * parameters.cc (Parameters::set_target): Change parameter type to
5699 (Parameters::default_target): Remove.
5700 (set_parameters_target): Change parameter type to be non-const.
5701 (parameters_force_valid_target): New function.
5702 (parameters_clear_target): New function.
5703 * parameters.h (class Parameters): Update declarations. Remove
5704 default_target method. Add sized_target and clear_target
5705 methods. Change target_ to be non-const.
5706 (set_parameters_target): Update declaration.
5707 (parameters_force_valid_target): Declare.
5708 (parameters_clear_target): Declare.
5709 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5710 as NULL if we aren't searching.
5711 (Add_symbols::run): Don't check for compatible target.
5712 * fileread.cc (Input_file::open_binary): Call
5713 parameters_force_valid_target.
5714 * gold.cc (queue_middle_tasks): Likewise.
5715 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5716 set_target on object.
5717 * dynobj.h (class Sized_dynobj): Update declarations.
5718 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5719 make_elf_object returns NULL.
5720 (Archive::include_member): Don't check whether object target is
5722 * output.cc (Output_section::add_input_section): Get target from
5724 (Output_section::relax_input_section): Likewise.
5725 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5727 (Sized_relobj::do_scan_relocs): Likewise.
5728 (Sized_relobj::relocate_sections): Likewise.
5729 * resolve.cc (Symbol_table::resolve): Likewise.
5730 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5731 parameter. Change all callers.
5732 (Symbol_table::add_from_object): Get target from parameters.
5733 (Symbol_table::add_from_relobj): Don't check object target.
5734 (Symbol_table::add_from_dynobj): Likewise.
5735 (Symbol_table::define_special_symbol): Get target from
5737 * symtab.h (class Symbol_table): Update declaration.
5738 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5739 parameter. Change all callers. Clear parameter target.
5740 (Binary_test): Test target here.
5741 * testsuite/object_unittest.cc (gold_testsuite): Remove
5742 target_test_pointer parameter. Change all callers.
5743 (Object_test): Test target here.
5745 2009-09-26 Ian Lance Taylor <iant@google.com>
5747 * testsuite/initpri1.c: Don't try to use constructor priorities if
5748 compiling with gcc before 4.3.
5750 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5752 * testsuite/retain_symbols_file_test.sh (check_present): Change
5753 output file name to retain_symbols_file_test.stdout.
5754 (check_absent): Likewise.
5756 2009-09-18 Craig Silverstein <csilvers@google.com>
5758 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5759 * options.cc: Include <cerrno> and <fstream>.
5760 (General_options::finalize): Parse -retain-symbols-file tag.
5761 * options.h: New flag.
5762 (General_options): New method should_retain_symbol, new
5763 variable symbols_to_retain.
5764 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5765 should_retain_symbol map.
5766 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5767 * testsuite/Makefile.in: Regenerate.
5768 * testsuite/retain_symbols_file_test.sh: New file.
5770 2009-09-18 Nick Clifton <nickc@redhat.com>
5772 * po/es.po: Updated Spanish translation.
5774 2009-09-17 Doug Kwan <dougkwan@google.com>
5776 * debug.h (DEBUG_RELAXATION): New constant.
5777 (DEBUG_ALL): Add DEBUG_RELAXATION.
5778 (debug_string_to_enum): Add relaxation debug option.
5780 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5781 Layout::Relaxation_debug_check::read_sections,
5782 Layout::Relaxation_debug_check::read_sections): New method definitions.
5783 (Layout::Layout): Initialize data members
5784 record_output_section_data_from_scrips_,
5785 script_output_section_data_list_ and relaxation_debug_check_.
5786 (Layout::save_segments, Layout::restore_segments,
5787 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5788 Layout::relaxation_loop_body): New method definitions.
5789 (Layout::finalize): Support relaxation. Move section layout code to
5790 Layout::relaxation_loop_body.
5791 (Layout::set_asection_address_from_script): Move code for orphan
5792 section placement out.
5793 (Layout::place_orphan_sections_in_script): New method definition.
5794 * layout.h (Output_segment_headers, Output_file_header):
5795 New forward class declarations.
5796 (Layout::~Layout): Define.
5797 (Layout::new_output_section_data_from_script): New method definition.
5798 (Layout::place_orphan_sections_in_script): New method declaration.
5799 (Layout::Segment_states): New type declaration.
5800 (Layout::save_segments, Layout::restore_segments,
5801 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5802 Layout::relaxation_loop_body): New method declarations.
5803 (Layout::Output_section_data_list): New type declaration.
5804 (Layout::Relaxation_debug_check): New class definition.
5805 (Layout::record_output_section_data_from_script_,
5806 Layout::script_output_section_data_list_, Layout::segment_states_,
5807 Layout::relaxation_debug_check_): New data members.
5808 * output.cc: (Output_section_headers::do_size): New method definition.
5809 (Output_section_headers::Output_section_headers): Move size
5810 computation to Output_section_headers::do_size.
5811 (Output_segment_headers::do_size): New method definition.
5812 (Output_file_header::Output_file_header): Move size computation to
5813 Output_file_header::do_size and call it.
5814 (Output_file_header::do_size): New method definition.
5815 (Output_data_group::Output_data_group): Adjust call to
5816 Output_section_data.
5817 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5818 (Output_symtab_xindex::do_write): Add array bound check.
5819 (Output_section::Input_section::print_to_mapfile): Handle
5820 RELAXED_INPUT_SECTION_CODE.
5821 (Output_section::Output_section): Initialize data member checkpoint_.
5822 (Output_section::~Output_section): Delete checkpoint object pointed
5824 (Output_section::add_input_section): Always add an Input_section if
5826 (Output_section::add_merge_input_section): Add assert.
5827 (Output_section::relax_input_section): New method definition.
5828 (Output_section::set_final_data_size): Set load address to zero for
5829 an unallocated section.
5830 (Output_section::do_address_and_file_offset_have_reset_values):
5831 New method definition.
5832 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5833 Handle relaxed input section.
5834 (Output_section::sort_attached_input_sections): Checkpoint input
5835 section list lazily.
5836 (Output_section::get_input_sections): Change type of input_sections to
5837 list of Simple_input_section pointers. Checkpoint input section list
5838 lazily. Also handle relaxed input sections.
5839 (Output_section::add_input_section_for_script): Take a reference to
5840 a Simple_input_section object instead of Relobj pointer and section
5841 index as parameter. Handle relaxed input sections.
5842 (Output_section::save_states, Output_section::restore_states): New
5844 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5845 (Output_data::is_data_size_fixed): New method definition.
5846 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5848 (Output_data::address_and_file_offset_have_reset_values): New method
5850 (Output_data::do_address_and_file_offset_have_reset_values): New method
5852 (Output_data::set_data_size): Check that data size is not fixed.
5853 (Output_data::fix_data_size): New method definition.
5854 (Output_data::is_data_size_fixed_): New data member.
5855 (Output_section_headers::set_final_data_size): New method definition.
5856 (Output_section_headers::do_size): New method declaration.
5857 (Output_segment_headers::set_final_data_size): New method definition.
5858 (Output_segment_headers::do_size): New method declaration.
5859 (Output_file_header::set_final_data_size)::New method definition.
5860 (Output_file_header::do_size)::New method declaration.
5861 (Output_section_data::Output_section_data): Add new parameter
5862 is_data_size_fixed and use it to fix data size.
5863 (Output_data_const::Output_data_const): Adjust call to base class
5864 constructor and fix data size.
5865 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5866 base class constructor and fix data size.
5867 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5868 base class constructor and fix data size.
5869 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5870 class constructor and fix data size.
5871 (Output_data_group::set_final_data_size): New method definition.
5872 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5873 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5874 class constructor and fix data size.
5875 (Output_relaxed_input_section): New class definition.
5876 (Output_section::Simple_input_section): New class definition.
5877 (Output_section::get_input_sections): Adjust parameter list.
5878 (Output_section::add_input_section_for_script): Same.
5879 (Output_section::save_states, Output_section::restore_states,
5880 Output_section::do_address_and_file_offset_have_reset_values,
5881 (Output_section::Input_section::Input_section): Handle
5882 RELAXED_INPUT_SECTION_CODE. Add new overload for
5883 Output_relaxed_input_section.
5884 (Output_section::Input_section::is_input_section,
5885 Output_section::Input_section::set_output_section): Handle relaxed
5887 (Output_section::Input_section::is_relaxed_input_section,
5888 Output_section::Input_section::output_section_data,
5889 Output_section::Input_section::relaxed_input_section): New method
5891 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5893 (Output_section::Input_section::u1_): Update comments.
5894 (Output_section::Input_section::u2_): Add new union member poris.
5895 (Output_section::Checkpoint_output_section): New classs definition.
5896 (Output_section::relax_input_section): New method declaration.
5897 (Output_section::checkpoint_): New data member.
5898 (Output_segment): Update comments.
5899 (Output_segment::Output_segment): Un-privatize copy constructor.
5900 (Output_segment::operator=): Un-privatize.
5901 * script-sections.cc (Output_section_element::Input_section_list):
5902 Change element type to Output_section::Simple_input_section.
5903 (Output_section_element_dot_assignment::set_section_addresses):
5904 Register output section data for relaxation clean up.
5905 (Output_data_exression::Output_data_expression): Adjust call to base
5906 constructor to fix data size.
5907 (Output_section_element_data::set_section_addresses): Register
5908 Output_data_expression object for relaxation clean up.
5909 (struct Input_section_info): Replace Relobj pointer and section index
5910 pair with Output_section::Simple_input_section and Convert struct to a
5912 (Input_section_sorter::operator()): Adjust access to
5913 Input_section_info data member to use accessors.
5914 (Output_section_element_input::set_section_addresses): Use layout
5915 parameter. Adjust code to use Output_section::Simple_input_section
5916 and Input_secction_info classes. Register filler for relaxation
5918 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5919 and section index pair with Output_section::Simple_input_section
5920 class. Adjust code accordingly.
5921 (Phdrs_element::release_segment): New method definition.
5922 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5924 (Script_sections::release_segments): New method definition.
5925 * gold/script-sections.h (Script_sections::release_segments): New
5927 * gold/target.h (Target::may_relax, Target::relax,
5928 Target::do_may_relax, Target::do_relax): New method definitions.
5930 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5932 * arm.cc (has_signed_unsigned_overflow): New function.
5933 (Arm_relocate_functions::abs8): New function.
5934 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5935 (Target_arm::Scan::global): Likewise.
5936 (Target_arm::relocate::relocate): Likewise.
5937 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5940 2009-09-16 Cary Coutant <ccoutant@google.com>
5942 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5943 * testsuite/Makefile.in: Regenerate.
5945 2009-09-11 Nick Clifton <nickc@redhat.com>
5947 * po/gold.pot: Updated by the Translation project.
5949 2009-09-08 Cary Coutant <ccoutant@google.com>
5951 * output.cc (Output_file::open): Add execute permission to empty file.
5952 * testsuite/Makefile.am (permission_test): New test.
5953 * testsuite/Makefile.in: Regenerate.
5955 2009-09-02 Ian Lance Taylor <iant@google.com>
5957 * output.cc (Output_file::resize): Call map_no_anonymous rather
5960 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5962 * gold.cc: Include "incremental.h".
5963 (queue_initial_tasks): Call Incremental_checker methods.
5964 * incremental.cc: Include "output.h".
5965 (Incremental_checker::can_incrementally_link_output_file): New
5967 * incremental.h (Incremental_checker): New class.
5969 * output.cc (Output_file::open_for_modification): New method.
5970 (Output_file::map_anonymous): Changed return type to bool. Record
5972 (Output_file::map_no_anonymous): New method, broken out of map.
5973 (Output_file::map): Use map_no_anonymous and map_anonymous.
5974 * output.h (class Output_file): Update declarations.
5976 2009-08-24 Cary Coutant <ccoutant@google.com>
5978 * options.h (Command_line::Pre_options): New class.
5979 (Command_line::pre_options): New member.
5980 * options.cc (gold::options::ready_to_register): New variable.
5981 (One_option::register_option): Do nothing if not registering options.
5982 Assert if same short option registered twice.
5983 (General_options::General_options): Turn off option registration when
5985 (Command_line::Pre_options::Pre_options): New constructor.
5987 2009-08-24 Cary Coutant <ccoutant@google.com>
5989 * options.h (General_options::no_keep_memory): Remove incorrect
5992 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5994 * Makefile.am (am__skiplex, am__skipyacc): New.
5995 * Makefile.in: Regenerate.
5997 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5999 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6000 (INCLUDES): ... this.
6001 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6002 (AM_CPPFLAGS): Renamed from ...
6003 (INCLUDE): ... this.
6004 * Makefile.in, testsuite/Makefile.in: Regenerate.
6006 * Makefile.in: Regenerate.
6007 * aclocal.m4: Likewise.
6008 * config.in: Likewise.
6009 * configure: Likewise.
6010 * testsuite/Makefile.in: Likewise.
6012 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6013 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6014 * Makefile.in: Regenerate.
6015 * testsuite/Makefile.in: Regenerate.
6017 2009-08-19 Cary Coutant <ccoutant@google.com>
6019 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6020 symbols in shared libraries overridden by hidden or internal symbols
6021 in the main program.
6023 2009-08-19 Chris Demetriou <cgd@google.com>
6025 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6026 checking source file names in error messages.
6028 2009-08-18 Doug Kwan <dougkwan@google.com>
6030 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6031 an elcpp::Ehdr as parameter. Adjust call to set_target.
6032 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6033 an elfcpp::Ehdr as parameter.
6034 * object.cc (Object::set_target): Remove the version that looks up
6035 a target and sets it.
6036 (Sized_relobj::setup): Take a Target object instead of
6037 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6038 (make_elf_sized_object): Find target and ask target to
6040 * object.h: (Object::set_target): Remove the version that looks up
6041 a target and sets it.
6042 (Sized_relobj::setup): Take a Target object instead of
6043 an elfcpp:Ehdr as parameter.
6044 * target.cc: Include dynobj.h.
6045 (Target::do_make_elf_object_implementation): New.
6046 (Target::do_make_elf_object): New.
6047 * target.h (Target::make_elf_object): New template declaration.
6048 (Target::do_make_elf_object): New method declarations.
6049 (Target::do_make_elf_object_implementation): New template declaration.
6051 2009-08-14 Ian Lance Taylor <iant@google.com>
6053 * gold.h (FUNCTION_NAME): Define.
6054 (gold_unreachable): Use FUNCTION_NAME.
6056 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6058 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6059 symbol in the --keep-unique list is not found.
6061 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6063 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6064 been maked as --keep-unique.
6065 (Icf::unfold_section): New function.
6066 * icf.h (Icf::unfold_section): New function.
6067 * options.h (General_options::keep_unique): New option.
6068 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6069 * testsuite/Makefile.in: Regenerate.
6070 * testsuite/icf_keep_unique_test.sh: New file.
6071 * testsuite/icf_keep_unique_test.cc: New file.
6073 2009-08-12 Cary Coutant <ccoutant@google.com>
6076 * resolve.cc (Symbol_table::resolve): Check for references from
6077 dynamic objects to hidden and internal symbols.
6078 * testsuite/Makefile.am (hidden_test.sh): New test.
6079 * testsuite/Makefile.in: Regenerate.
6080 * testsuite/hidden_test.sh: New script.
6081 * testsuite/hidden_test_1.c: New test source.
6082 * testsuite/hidden_test_main.c: New test source.
6084 2009-08-11 Doug Kwan <dougkwan@google.com>
6086 * arm.cc: Update comments.
6087 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6088 segment to locate the .ARM.exidx section if present.
6090 2009-08-09 Doug Kwan <dougkwan@google.com>
6092 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6095 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6096 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6099 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6101 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6102 valid tls_segment only for non-debug-section relocations.
6103 * testsuite/Makefile.am: Add gc_tls_test.
6104 * testsuite/Makefile.in: Regenerate.
6105 * testsuite/gc_tls_test.cc: New file.
6106 * testsuite/gc_tls_test.sh: New file.
6108 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6112 * Makefile.am (CCFILES): Add icf.cc.
6114 * Makefile.in: Regenerate.
6115 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6116 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6117 section, symbol and addend information for the relocs.
6118 * gold.cc (queue_middle_tasks): Call identical code folding.
6119 * gold.h: Add defines for multimap.
6120 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6121 to the call of finalize_local_symbols.
6122 * main.cc (main): Create object of class Icf.
6123 * object.cc (Sized_relobj::do_layout): Allow this function to be
6124 called twice during icf.
6125 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6126 to sections marked as identical by icf.
6127 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6129 (Sized_relobj::do_section_entsize): New function.
6130 * object.h (Object::section_entsize): New function.
6131 (Object::do_section_entsize): New pure virtual function.
6132 (Relobj::finalize_local_symbols): Add new parameter.
6133 (Relobj::do_section_entsize): New function.
6134 * options.h (General_options::icf): New option.
6135 (General_options::icf_iterations): New option.
6136 (General_options::print_icf_sections): New option.
6137 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6138 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6139 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6141 * symtab.cc (Symbol_table::is_section_folded): New function.
6142 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6143 to sections marked as identical by icf.
6144 * symtab.h (Symbol_table::set_icf): New function.
6145 (Symbol_table::icf): New function.
6146 (Symbol_table::is_section_folded): New function.
6147 (Symbol_table::icf_): New data member.
6148 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6149 * testsuite/Makefile.am: Add commands to build icf_test.
6150 * testsuite/Makefile.in: Regenerate.
6151 * testsuite/icf_test.sh: New file.
6152 * testsuite/icf_test.cc: New file.
6154 2009-07-24 Chris Demetriou <cgd@google.com>
6156 * layout.cc (is_compressible_debug_section): Fix incorrect
6157 comment about compressed section names.
6159 2009-07-20 Ian Lance Taylor <ian@airs.com>
6162 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6164 2009-07-16 Ian Lance Taylor <iant@google.com>
6167 * layout.h: #include <map>.
6168 (class Kept_section): Change from struct to class. Add accessors
6169 and setters. Add section size to Comdat_group mapping. Change
6170 Comdat_group to std::map. Add is_comdat_ field. Add
6171 linkonce_size field in union.
6172 (class Layout): Update declaration of find_or_add_kept_section.
6173 Don't declare find_kept_object.
6174 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6175 parameter. Add object, shndx, is_comdat, and is_group_name
6176 parameters. Change all callers. Adjust for new Kept_section.
6177 (Layout::find_kept_object): Remove.
6178 * object.cc (Sized_relobj::include_section_group): Update use of
6179 Kept_section. Rename secnum to shndx. Only record
6180 Kept_comdat_section if sections are the same size.
6181 (Sized_relobj::include_linkonce_section): Update use of
6182 Kept_section. Only record Kept_comdat_section if sections are the
6183 same size. Set size of linkonce section.
6184 (Sized_relobj::map_to_kept_section): Update call to
6185 get_kept_comdat_section.
6186 * object.h (class Sized_relobj): Rename fields in
6187 Kept_comdat_section to drop trailing underscores; change object
6188 field to Relobj*. Change Kept_comdat_section_table to store
6189 struct rather than pointer.
6190 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6191 Add kept_object and kept_shndx parameters. Change all callers.
6192 (Sized_relobj::get_kept_comdat_section): Change return type to
6193 bool. Add kept_object and kept_shndx parameters. Change all
6195 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6196 Layout::find_or_add_kept_section.
6198 2009-07-09 Ian Lance Taylor <iant@google.com>
6200 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6201 Reserve space in the hash table.
6203 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6205 * fileread.cc (File_read::get_mtime): New method.
6206 * fileread.h (Timespec): New structure.
6207 (File_read::get_mtime): New method.
6208 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6209 Renamed from timestamp_nsec.
6210 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6212 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6214 (Incremental_inputs::report_archive): Save mtime; style fix.
6215 (Incremental_inputs::report_obejct): Save mtime; style fix.
6216 (Incremental_inputs::report_script): Save mtime; style fix.
6217 (Incremental_inputs::finalize_inputs): Style fix.
6218 (Incremental_inputs::finalize): Style fix.
6219 (Incremental_inputs::create_input_section_data): Store inputs
6221 * incremental.h (Incremental_inputs::report_script): Add mtime
6223 (Incremental_inputs::Input_info::Input_info): Intialize only one
6225 (Incremental_inputs::Input_info::archive): Move to nameless
6227 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6228 (Incremental_inputs::Input_info::script): Move to nameless union.
6229 (Incremental_inputs::mtime): New field.
6230 * script.cc (read_input_script): Pass file mtime to
6232 * script.h (Script_info::inputs): Style fix.
6234 2009-07-01 Ian Lance Taylor <ian@airs.com>
6236 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6239 2009-06-24 Ian Lance Taylor <iant@google.com>
6242 * layout.cc (Layout::choose_output_section): If we find an
6243 existing section, update the flags.
6244 (Layout::create_notes): New function, broken out of
6246 (Layout::finalize): Don't create note sections.
6247 (Layout::create_note): Don't crash if linker script discards
6249 (Layout::create_gold_note): Likewise.
6250 (Layout::create_build_id): Likewise. Don't set
6251 after_input_sections on the section.
6252 (Layout::create_executable_stack_info): Remove target parameter.
6254 * layout.h (class Layout): Declare create_notes. Update
6255 declaration of create_executable_stack_info.
6256 * gold.cc (queue_middle_tasks): Call create_notes.
6257 * output.cc (Output_section::update_flags_for_input_section): Move
6258 here from output.h. If SHF_ALLOC flag is newly set, mark address
6260 * output.h (Output_data::mark_address_invalid): New function.
6261 (class Output_section): Only declare, not define,
6262 update_flags_for_input_section. Remove set_flags.
6264 2009-06-24 Ian Lance Taylor <iant@google.com>
6266 * script-sections.cc (Output_section_definition::
6267 set_section_addresses): Rename shadowing local load_address to
6270 2009-06-24 Ian Lance Taylor <iant@google.com>
6273 * reloc.cc (relocate_sections): Skip empty relocation sections.
6275 2009-06-23 Ian Lance Taylor <iant@google.com>
6278 * layout.cc (Layout::create_note): Use choose_output_section
6279 rather than make_output_section.
6281 2009-06-23 Ian Lance Taylor <iant@google.com>
6284 * options.cc (General_options::parse_V): Set printed_version_.
6285 (General_options::General_options): Initialize printed_version_.
6286 * options.h (class General_options): Add printed_version_ field.
6287 * gold.cc (queue_initial_tasks): If there are no input files,
6288 don't give a fatal error if we printed the version information.
6289 (queue_middle_tasks): If using -r with a shared object, give a
6290 fatal error rather than an ordinary error.
6292 2009-06-23 Ian Lance Taylor <iant@google.com>
6295 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6296 (Layout::make_output_section): Set have_stabstr_section_ if we see
6297 a .stab*str section.
6298 (Layout::finalize): Call link_stabs_sections.
6299 (Layout::link_stabs_sections): New file.
6300 * layout.h (class Layout): Add have_stabstr_section_ field.
6301 Declare link_stabs_sections.
6303 2009-06-23 Doug Kwan <dougkwan@google.com>
6305 * Makefile.am (libgold_a_LIBADD): New.
6306 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6307 * Makefile.in: Regenerate.
6308 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6309 * configure: Regenerate.
6310 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6311 * fileread.cc: Include sys/state.h
6312 * gold.h: Declare memmem and strndup if found missing.
6313 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6315 2009-06-23 Ian Lance Taylor <iant@google.com>
6317 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6318 * configure: Rebuild.
6320 2009-06-23 Ian Lance Taylor <iant@google.com>
6323 * object.cc (Object::section_contents): Don't try to get a view if
6324 the section has length zero.
6325 (Object::handle_gnu_warning_section): If the section is empty, use
6326 the name of the section as the warning.
6328 2009-06-23 Ian Lance Taylor <iant@google.com>
6331 * stringpool.h (class Stringpool_template): Add optimize_ field.
6332 (Stringpool_template::set_optimize): New function.
6333 * stringpool.cc (Stringpool_template::Stringpool_template):
6334 Initialize optimize_ field.
6335 (Stringpool_template::set_string_offsets): Test local optimize
6336 fild rather than parameter.
6337 * layout.cc (Layout::Layout): Call set_optimize on the section
6340 2009-06-22 Ian Lance Taylor <iant@google.com>
6343 * yyscript.y: Parse TARGET.
6344 * script.cc (script_set_target): New function.
6345 * script-c.h (script_set_target): Declare.
6346 * options.cc (General_options::string_to_object_format): Rename
6347 from string_to_object_format in anonymous namespace. Change
6349 * options.h (class General_options): Declare
6350 string_to_object_format.
6352 2009-06-22 Ian Lance Taylor <iant@google.com>
6354 * script-sections.cc (Script_sections::create_segments): Don't put
6355 program headers in a PT_LOAD segment if -n or -N.
6357 2009-06-22 Ian Lance Taylor <iant@google.com>
6360 * options.h (class General_options): Add -z lazy and -z now. Sort
6361 -z options into alphabetical order.
6362 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6364 2009-06-21 Ian Lance Taylor <iant@google.com>
6366 * layout.cc (Layout::make_output_section): Call
6367 Target::new_output_section.
6368 (Layout::attach_allocated_section_to_segment): Put large section
6369 sections in a separate load segment with the large segment flag
6371 (Layout::segment_precedes): Sort large data segments after other
6373 (align_file_offset): New static function.
6374 (Layout::set_segment_offsets): Use align_file_offset.
6375 * output.h (class Output_section): Add is_small_section_ and
6376 is_large_section_ fields.
6377 (Output_section::is_small_section): New function.
6378 (Output_section::set_is_small_section): New function.
6379 (Output_section::is_large_section): New function.
6380 (Output_section::set_is_large_section): New function.
6381 (Output_section::is_large_data_section): New function.
6382 (class Output_segment): Add is_large_data_segment_ field.
6383 (Output_segment::is_large_data_segment): New function.
6384 (Output_segment::set_is_large_data_segment): New function.
6385 * output.cc (Output_section::Output_section): Initialize new
6387 (Output_segment::Output_segment): Likewise.
6388 (Output_segment::add_output_section): Add assertion that large
6389 data sections always go in large data segments. Force small data
6390 sections to the end of the list of data sections. Force small BSS
6391 sections to the start of the list of BSS sections. For large BSS
6392 sections to the end of the list of BSS sections.
6393 * symtab.h (class Symbol): Declare is_common_shndx.
6394 (Symbol::is_defined): Check Symbol::is_common_shndx.
6395 (Symbol::is_common): Likewise.
6396 (class Symbol_table): Define enum Commons_section_type. Update
6397 declarations. Add small_commons_ and large_commons_ fields.
6398 * symtab.cc (Symbol::is_common_shndx): New function.
6399 (Symbol_table::Symbol_table): Initialize new fields.
6400 (Symbol_table::add_from_object): Put small and large common
6401 symbols in the right list.
6402 (Symbol_table::sized_finalized_symbol): Check
6403 Symbol::is_common_shndx.
6404 (Symbol_table::sized_write_globals): Likewise.
6405 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6406 common symbol lists. Don't call do_allocate_commons_list if the
6408 (Symbol_table::do_allocate_commons_list): Remove is_tls
6409 parameter. Add comons_section_type parameter. Change all
6410 callers. Handle small and large common symbols.
6411 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6412 Symbol::is_common_shndx.
6413 * resolve.cc (symbol_to_bits): Likewise.
6414 * target.h (Target::small_common_shndx): New function.
6415 (Target::small_common_section_flags): New function.
6416 (Target::large_common_shndx): New function.
6417 (Target::large_common_section_flags): New function.
6418 (Target::new_output_section): New function.
6419 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6420 small_common_section_flags, and large_common_section_flags
6422 (Target::do_new_output_section): New virtual function.
6423 * arm.cc (Target_arm::arm_info): Initialize new fields.
6424 * i386.cc (Target_i386::i386_info): Likewise.
6425 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6427 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6428 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6429 (Target_x86_64::do_new_output_section): New function.
6430 * configure.ac: Define conditional MCMODEL_MEDIUM.
6431 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6432 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6433 (large_LDFLAGS): Define.
6434 * testsuite/large.c: New file.
6435 * testsuite/testfile.cc (Target_test::test_target_info):
6436 Initialize new fields.
6437 * configure, testsuite/Makefile.in: Rebuild.
6439 2009-06-05 Doug Kwan <dougkwan@google.com>
6441 * Makefile.am (CCFILES): Add target.cc.
6442 * Makefile.in: Regenerate.
6443 * i386.cc (class Target_i386): Define new virtual method to
6444 override do_is_local_label_name in parent.
6445 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6446 local symbols if --discard-locals or -X is given.
6447 * options.h (class General_options): Declare new options
6448 '--discard-locals' and '-X' for discarding locals.
6449 * target.h (class Target): Define new methods is_local_label_name.
6450 Declare new virtual method do_is_local_label_name.
6451 * target.cc: New file.
6452 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6453 (check_SCRIPTS): Add discard_locals_test.sh.
6454 (check_DATA): Add discard_local_tests.syms.
6455 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6456 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6457 * testsuite/Makefile.in: Regenerate.
6458 * testsuite/discard_locals_test.c: New file.
6459 * testsuite/discard_locals_test.sh: Same.
6461 2009-06-05 Doug Kwan <dougkwan@google.com>
6463 * object.cc (Sized_relobj::Sized_relobj): Initialize
6464 discarded_eh_frame_shndx_ to -1U.
6465 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6467 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6468 a discarded .eh_frame section.
6469 (Sized_relobj::do_finalize_local_symbols): Ditto.
6470 * object.h (class Sized_relobj): Declare new member
6471 discarded_eh_frame_shndx_.
6472 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6473 (local_labels_test.o, local_labels_test): New rules.
6474 * testsuite/Makefile.in: Regenerate.
6476 2009-06-04 Doug Kwan <dougkwan@google.com>
6478 * layout.cc (Layout::section_name_mapping): Add mapping for
6479 special ARM sections.
6481 2009-06-03 Doug Kwan <dougkwan@google.com>
6483 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6484 (utils::has_overflow): Same.
6486 2009-06-03 Ian Lance Taylor <iant@google.com>
6488 * layout.cc (Layout::section_name_mapping): New array, replacing
6489 Layout::linkonce_mapping.
6490 (Layout::section_name_mapping_count): New variable, replacing
6491 Layout::linkonce_mapping_count.
6492 (Layout::linkonce_output_name): Remove.
6493 (Layout::output_section_name): Rewrite.
6494 * layout.h (class Layout): Rename Linkonce_mapping to
6495 Section_name_mapping, linkonce_mapping to section_name_mapping,
6496 linkonce_mapping_count to section_name_mapping_count. Don't
6497 declare linkonce_output_name.
6499 2009-06-03 Doug Kwan <dougkwan@google.com>
6501 * gold/arm.cc (namespace utils): New.
6502 (Target_arm::reloc_is_non_pic): Define new method.
6503 (class Arm_relocate_functions): New.
6504 (Target_arm::Relocate::relocate): Handle relocation types used by
6507 2009-06-03 Ian Lance Taylor <iant@google.com>
6509 * arm.cc (Target_arm::scan::global): Use || instead of |.
6511 2009-06-02 Doug Kwan <dougkwan@google.com>
6513 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6514 issued_non_pic_error_.
6515 (class Target_arm::Scan): Declare new method check_non_pic.
6516 Define new method symbol_needs_plt_entry.
6517 Declare new data member issued_non_pic_error_.
6518 (class Target_arm::Relocate): Declare new method
6519 should_apply_static_reloc.
6520 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6521 (Target_arm::Scan::check_non_pic): Define new method.
6522 (Target_arm::Scan::local): Handle a small subset of reloc types used
6524 (Target_arm::Scan::local): Same.
6525 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6527 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6529 * incremental.cc (Incremental_inputs::report_command_line): Filter
6530 out --incremental-* options.
6532 2009-05-29 Doug Kwan <dougkwan@google.com>
6534 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6536 (class Target_arm): Update comment.
6537 (Target_arm::Target_arm): Initialize new data members GOT_,
6538 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6539 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6540 and Target_arm::rel_dyn_section.
6541 Declare new_enum Target_arm::Got_type.
6542 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6544 Update commments for member do_dynsym_value.
6545 (Target_arm::got_size, Target_arm::plt_section,
6546 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6547 new methods inside class defintion.
6548 (Target_arm::got_section): Define new method.
6549 (Target_arm::rel_dyn_section): Same.
6550 (Output_data_plt_arm): New template class.
6551 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6552 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6553 (Output_data_plt_arm::add_entry): Same.
6554 (Output_data_plt_arm::first_plt_entry): Define new
6555 static data member for PLT instruction template.
6556 (Output_data_plt_arm::plt_entry): Same.
6557 (Output_data_plt_arm::do_write): Define new method.
6558 (Target_arm::make_plt_entry): Same.
6559 (Target_arm::do_finalize_sections): Same.
6560 (Target_arm::do_dynsym_value): Same.
6562 2009-05-28 Doug Kwan <dougkwan@google.com>
6564 * Makefile.am (TARGETSOURCES): Add arm.cc.
6565 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6566 * Makefile.in: Regenerate.
6568 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6570 2009-05-26 Doug Kwan <dougkwan@google.com>
6572 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6573 (General_options::check_excluded_libs): Strip off directories in
6574 archive name before matching like GNU ld does.
6575 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6576 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6577 (exclude_libs_test_LDFLAGS): Add linker option
6578 -Wl,--exclude-libs,libexclude_libs_test_3
6579 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6580 an explicit archive without using -l.
6581 (alt/libexclude_libs_test_3.a): New make rule.
6582 * testsuite/Makefile.in: Regenerate.
6583 * testsuite/exclude_libs_test.c : Declare lib3_default().
6585 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6586 * exclude_libs_test_3.c: New file.
6588 2009-05-26 Nick Clifton <nickc@redhat.com>
6590 * po/id.po: New Indonesian translation.
6591 * po/gold.pot: Updated template file.
6593 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6595 * testsuite/Makefile.am: Add -ffunction-sections to compile
6596 gc_comdat_test files. Add -Wl,--gc-sections to build
6598 * testsuite/Makefile.in: Regenerate.
6599 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6601 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6603 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6604 kept comdat section was garbage collected.
6605 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6606 * testsuite/Makefile.in: Regenerate.
6607 * testsuite/gc_comdat_test.sh: New file.
6608 * testsuite/gc_comdat_test_1.cc: New file.
6609 * testsuite/gc_comdat_test_2.cc: New file.
6611 2009-05-19 Doug Kwan <dougkwan@google.com>
6613 * archive.cc (Archive::Archive): Move constructor from archive.h
6614 to here. Initialize no_export_.
6615 (Archive::get_elf_object_for_member): Set no_export flag of object.
6616 * archive.h (Archive::Archive): Move constructor body to
6618 (Archive::no_export): New method.
6619 (Archive::no_export_): New field.
6620 * object.h (Object::Object): Initialize no_export_ to false.
6621 (Object::no_export, Object::set_no_export): New methods.
6622 (Object::no_export_): New field.
6623 * options.cc (General_options::parse_exclude_libs): New method.
6624 (General_options::check_excluded_libs) Same.
6625 * options.h (exclude_libs): New option.
6626 (General_options::check_excluded_libs): New method declaration.
6627 (General_options::excluded_libs_): New field.
6628 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6629 default or protected visibility if an object has no-export flag set.
6630 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6631 (check_SCRIPTS): Add exclude_libs_test.sh.
6632 (check_DATA): Add exclude_libs_test.syms.
6633 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6634 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6635 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6636 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6637 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6638 libexclude_libs_test_2.a): New rules.
6639 * testsuite/Makefile.in: Regenerate.
6640 * testsuite/exclude_libs_test.c: New file.
6641 * testsuite/exclude_libs_test.sh: Ditto.
6642 * testsuite/exclude_libs_test_1.c: Ditto.
6643 * testsuite/exclude_libs_test_2.c: Ditto.
6645 2009-05-15 Ian Lance Taylor <iant@google.com>
6647 * configure.ac: Check for declarations for cases where libiberty.h
6648 checks HAVE_DECL_xxx.
6649 * configure, config.in: Rebuild.
6651 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6653 * gold.h (Incremental_argument_list): Remove (invalid) forward
6655 * incremental.cc (Incremental_inputs::report_achive): New method.
6656 (Incremental_inputs::report_object): New method.
6657 (Incremental_inputs::report_script): New method.
6658 (Incremental_inputs::finalize_inputs): New method.
6659 (Incremental_inputs::finalize): Call finalize_inputs().
6660 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6661 Create inputs entries.
6662 * incremental.h (Incremental_input_type): New enum.
6663 (Incremental_inputs::Incremental_input): Initialize new fields.
6664 (Incremental_inputs::report_inputs): New method.
6665 (Incremental_inputs::report_achive): New method.
6666 (Incremental_inputs::report_object): New method.
6667 (Incremental_inputs::report_script): New method.
6668 (Incremental_inputs::finalize_inputs): New method.
6669 (Incremental_inputs::Input_info): New struct.
6670 (Incremental_inputs::Input_info_map): New typedef.
6671 (Incremental_inputs::lock_): New field.
6672 (Incremental_inputs::Inputs_): New field.
6673 (Incremental_inputs::Inputs_map): New field.
6674 * main.cc (main): Call Incremental_input::report_inputs.
6675 * options.h (Input_argument_list): Typedef moved from
6677 (Input_file_group::Files): Remove, use ::Input_argument_list.
6678 (Input_file_group::Input_argument_list): Remove, use
6679 ::Input_argument_list.
6680 * plugin.cc (Plugin_manager::add_input_file): Add error in
6682 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6684 * script.cc (read_input_script): Call
6685 Incremental_input::report_script.
6686 * script.h (Script_info): New class.
6688 2009-04-27 Ian Lance Taylor <iant@google.com>
6690 * x86_64.cc (do_adjust_output_section): Set entsize to
6693 2009-04-23 Elliott Hughes <enh@google.com>
6695 * output.cc (Output_file::close): After short writes, continue
6696 writing from the correct offset in the buffer being written.
6698 2009-04-23 Chris Demetriou <cgd@google.com>
6700 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6701 * configure: Regenerate.
6702 * config.in: Regenerate.
6703 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6704 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6706 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6708 * incremental.cc (Incremental_inputs_header_data): Renamed from
6709 Incremental_input_header_data.
6710 (Incremental_inputs_header_data::data_size): New field.
6711 (Incremental_inputs_header_data::put_input_file_count): Renamed
6712 from input_file_count.
6713 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6714 from command_line_offset.
6715 (Incremental_inputs_header_data::put_reserved): Renamed from
6717 (Incremental_inputs_entry_data): Renamed from
6718 Incremental_input_entry_data.
6719 (Incremental_inputs_entry_data::data_size): New field.
6720 (Incremental_inputs::report_command_line): New method.
6721 (Incremental_inputs::finalize): New method.
6722 (Incremental_inputs::create_incremental_inputs_data): New method.
6723 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6724 * incremental.h: New file.
6725 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6726 (Layout::finalize): Create incremental inputs section in
6728 (Layout::create_incremental_info_sections): New method.
6729 * layout.h (Layout::incremental_inputs): New method.
6730 (Layout::create_incremental_info_sections): New method.
6731 (Layout::incremental_inputs_): New field.
6732 * main.cc (main): Notify Incremental_input of the command line.
6734 2009-04-01 Ian Lance Taylor <iant@google.com>
6735 Mikolaj Zalewski <mikolajz@google.com>
6737 * gold.h (reserve_unordered_map): Define, three versions, one for
6738 each version of Unordered_map.
6739 * layout.cc (Layout::Layout): Remove options parameter. Add
6740 number_of_input_files parameter. Don't initialize options_.
6741 Initialize number_of_input_files_ and resized_signatures_. Move
6742 sections_are_attached_.
6743 (Layout::layout_group): Reserve space for group_signatures_.
6744 (Layout::find_or_add_kept_section): Change name parameter to be a
6745 reference. Resize signatures_ map when it gets large enough.
6746 (Layout::layout_eh_frame): Use parameters->options() instead of
6748 (Layout::make_output_section): Likewise.
6749 (Layout::attach_allocated_section_to_segment): Likewise.
6750 (Layout::finalize, Layout::create_executable_stack): Likewise.
6751 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6752 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6753 * layout.h (class Layout): Update declarations. Remove options_
6754 field. Add number_of_input_files_ and resized_signatures_
6755 fields. Move sections_are_attached_ field.
6756 * main.cc (main): Pass number of input files to Layout
6757 constructor. Don't pass options.
6759 2009-03-30 Ian Lance Taylor <iant@google.com>
6761 * ffsll.c (ffsll): Correct implementation.
6763 2009-03-27 Ian Lance Taylor <iant@google.com>
6765 * ffsll.c: New file.
6766 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6767 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6768 * ftruncate.c (ftruncate): Declare before definition.
6769 * mremap.c (mremap): Likewise.
6770 * pread.c (pread): Likewise.
6771 * configure, Makefile.in, config.in: Rebuild.
6773 * mremap.c: New file.
6774 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6775 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6776 (mremap): Declare if HAVE_MREMAP is not defined.
6777 * configure, Makefile.in, config.in: Rebuild.
6779 2009-03-27 Cary Coutant <ccoutant@google.com>
6781 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6782 position independent.
6783 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6784 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6786 2009-03-24 Cary Coutant <ccoutant@google.com>
6788 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6790 (needs_dynamic_reloc): Likewise.
6792 2009-03-24 Ian Lance Taylor <iant@google.com>
6794 * yyscript.y (file_cmd): Recognize EXTERN.
6795 (extern_name_list, extern_name_list_body): New nonterminals.
6796 * script.cc (script_add_extern): Define.
6797 * script-c.h (script_add_extern): Declare.
6799 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6801 * object.cc (is_elf_object): Define.
6802 * object.h (is_elf_object): Declare.
6803 * archive.cc (Archive::get_elf_object_for_member): Call
6805 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6807 2009-03-24 Elliott Hughes <enh@google.com>
6809 * output.cc (Output_file::map_anonymous): Define.
6810 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6811 try an anonymous one. Report the size if the mmap fails.
6812 * output.h (class Output_file): Declare map_anonymous.
6814 2009-03-24 Ian Lance Taylor <iant@google.com>
6816 * target-select.cc (instantiate_target): Don't acquire the lock if
6817 the instantiated_target_ field has already been set.
6819 2009-03-23 Ian Lance Taylor <iant@google.com>
6821 * gold-threads.h (class Initialize_lock): Define.
6822 * gold-threads.cc (class Initialize_lock_once): Define.
6823 (initialize_lock_control): New static variable.
6824 (initialize_lock_pointer): New static variable.
6825 (initialize_lock_once): New static function.
6826 (Initialize_lock::Initialize_lock): Define.
6827 (Initialize_lock::initialize): Define.
6828 * target-select.h: Include "gold-threads.h".
6829 (class Target_selector): Add lock_ and initialize_lock_ fields.
6830 Don't define instantiate_target, just declare it.
6831 * target-select.cc (Target_selector::Target_selector): Initialize
6833 (Target_selector::instantiate_target): Define.
6834 * descriptors.h: Include "gold-threads.h".
6835 (class Descriptors): Add initialize_lock_ field.
6836 * descriptors.cc (Descriptors::Descriptors): Initialize new
6838 (Descriptors::open): Use initialize_lock_ field
6839 * errors.h (class Errors): Add initialize_lock_ field.
6840 * errors.cc (Errors::Errors): Initialize new field.
6841 (Errors::initialize_lock): Use initialize_lock_ field.
6842 * powerpc.cc (class Target_selector_powerpc): Remove
6843 instantiated_target_ field. In do_recognize call
6844 instantiate_target rather than do_instantiate_target. In
6845 do_instantiate_target just allocate a new target.
6846 * sparc.cc (class Target_selector_sparc): Likewise.
6848 * freebsd.h: New file.
6849 * i386.cc: Include "freebsd.h".
6850 (Target_i386): Derive from Target_freebsd rather than
6852 (Target_selector_i386): Derive from Target_selector_freebsd rather
6853 than Target_selector.
6854 * x86_64.cc: Include "freebsd.h".
6855 (Target_x86_64): Derive from Target_freebsd rather than
6857 (Target_selector_x86_64): Derive from Target_selector_freebsd
6858 rather than Target_selector.
6859 * target.h (class Target): Add adjust_elf_header and
6860 do_adjust_elf_header.
6861 * output.cc (Output_file_header:: do_sized_write): Call target
6862 adjust_elf_header routine.
6863 * configure.tgt: Set targ_osabi.
6864 * configure.ac: Define GOLD_DEFAULT_OSABI.
6865 * parameters.cc (Parameters::default_target): Pass
6866 GOLD_DEFAULT_OSABI to select_target.
6867 * target-select.h (class Target_selector): Make instantiate_target
6868 protected rather than private.
6869 * Makefile.am (HFILES): Add freebsd.h.
6870 * configure, Makefile.in, config.in: Rebuild.
6872 * merge.cc (do_add_input_section): Correct pend value. Change
6873 message about last entry not being null terminated from error to
6876 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6878 * incremental.cc: New file.
6879 * Makefile.am (CCFILES): Add incremental.cc.
6880 * Makefile.in: Rebuild.
6882 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6884 * layout.cc (Layout::output_section_name): Preserve names
6885 of '.note.' sections.
6887 2009-03-19 Ian Lance Taylor <iant@google.com>
6889 * descriptors.cc (Descriptors::open): Check that the options are
6890 valid before using them.
6892 2009-03-18 Ian Lance Taylor <iant@google.com>
6894 * script-sections.h: Include <list>.
6895 (class Script_sections): Change Sections_elements from std::vector
6896 to std::list. Typedef public Elements_iterator. Add
6897 orphan_section_placement_, data_segment_align_start_, and
6898 saw_data_segment_align_ fields. Remove data_segment_align_index_
6900 * script-sections.cc (class Orphan_section_placement): New class.
6901 (class Sections_element): Add virtual functions is_relro and
6902 orphan_section_init. Remove virtual function place_orphan_here.
6903 (class Output_section_definition): Add is_relro and
6904 orphan_section_init. Remove place_orphan_here.
6905 (class Orphan_output_section): Likewise.
6906 (Script_sections::Script_sections): Update for field changes.
6907 (Script_sections::data_segment_align): Set saw_data_segment_align_
6908 and data_segment_align_start_, not data_segment_align_index.
6909 (Script_sections::data_segment_relro_end): Check
6910 saw_data_segment_align_. Use data_segment_align_start_ rather
6911 than data_segment_align_index_.
6912 (Script_sections::place_orphan): Rewrite to use
6913 Orphan_section_placement.
6915 2009-03-17 Ian Lance Taylor <iant@google.com>
6917 * archive.cc (Archive::add_symbols): Check for a version attached
6918 to the symbol name in the archive map.
6919 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6920 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6921 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6922 (ver_test_11.a): New target.
6923 * testsuite/Makefile.in: Rebuild.
6925 * configure.ac: Check for chsize and posix_fallocate. Replace
6927 * ftruncate.c: New file, from gnulib.
6928 * output.cc (posix_fallocate): Define dummy version if not
6929 HAVE_POSIX_FALLOCATE.
6930 (Output_file::map): Call posix_fallocate rather than lseek and
6932 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6933 * configure, Makefile.in, config.in: Rebuild.
6935 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6937 * layout.h (Layout::create_note): Add section_name parameter.
6938 * layout.cc (Layout::create_note): Likewise.
6939 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6941 2009-03-17 Ian Lance Taylor <iant@google.com>
6943 * descriptors.cc: Include "options.h".
6944 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6945 (Descriptors::open): Always use O_CLOEXEC when opening a new
6946 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6947 then set FD_CLOEXEC.
6949 * sparc.cc (class Target_sparc): Add has_got_section.
6950 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6951 make sure we have a GOT section.
6953 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6954 (Target_sparc::Scan::local): Likewise.
6955 (Target_sparc::Scan::global): Likewise.
6956 (Target_sparc::Relocate::relocate): Likewise.
6957 (Target_sparc::Relocate::relocate_tls): Likewise.
6959 * symtab.cc (Symbol_table::define_default_version): New function,
6960 broken out of add_from_object.
6961 (Symbol_table::add_from_object): Call define_default_version.
6962 (Symbol_table::define_special_symbol): Add resolve_oldsym
6963 parameter. Change all callers. If the version for a symbol comes
6964 from a version script, resolve it with the symbol with the same
6965 name with no version. Also add the symbol without a version if
6967 (do_define_in_output_data): If resolving with oldsym, don't delete
6969 (do_define_in_output_segment): Likewise.
6970 (do_define_as_constant): Likewise.
6971 * symtab.h (class Symbol_table): Update declarations.
6973 2009-03-13 Ian Lance Taylor <iant@google.com>
6975 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6976 (Read_symbols::requeue): New function.
6977 (Read_symbols::do_read_symbols): If make_elf_object fails because
6978 the target type is not configured, and the file was searched for,
6979 issue a warning and retry with the next directory.
6980 (Add_symbols::run): If the file has an incompatible format, and
6981 it was searched for, requeue the Read_symbols task. On error,
6983 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6984 dirindex parameter to constructor. Change all callers. Declare
6985 incompatible_warning and requeue.
6986 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6987 input_argument_ and input_group_ fields. Add them to
6988 constructor. Change all callers.
6989 (class Read_script): Add dirindex_ field. Add it to constructor.
6991 * archive.cc (Archive::setup): Remove input_objects parameter.
6993 (Archive::get_file_and_offset): Likewise.
6994 (Archive::read_all_symbols): Likewise.
6995 (Archive::read_symbols): Likewise.
6996 (Archive::get_elf_object_for_member): Remove input_objects
6997 parameter. Add punconfigured parameter. Change all callers.
6998 (Archive::add_symbols): Change return type to bool. Check return
6999 value of include_member.
7000 (Archive::include_all_members): Likewise.
7001 (Archive::include_member): Change return type to bool. Return
7002 false if first included object has incompatible target. Set
7003 included_member_ field.
7004 (Add_archive_symbols::run): If add_symbols returns false, requeue
7006 * archive.h (class Archive): Add included_member_ field.
7007 Initialize it in constructor. Add input_file and searched_for
7008 methods. Update declarations.
7009 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7010 input_argument_ fields. Add them to constructor. Change all
7012 * script.cc: Include "target-select.h".
7013 (class Parser_closure): Add skip_on_incompatible_target_ and
7014 found_incompatible_target_ fields. Add
7015 skip_on_incompatible_target parameter to constructor. Change all
7016 callers. Add methods skip_on_incompatible_target,
7017 clear_skip_on_incompatible_target, found_incompatible_target, and
7018 set_found_incompatible_target.
7019 (read_input_script): Add dirindex parameter. Change all callers.
7020 If parser finds an incompatible target, requeue Read_symbols
7022 (script_set_symbol): Clear skip_on_incompatible_target in
7024 (script_add_assertion, script_parse_option): Likewise.
7025 (script_start_sections, script_add_phdr): Likewise.
7026 (script_check_output_format): New function.
7027 * script.h (read_input_script): Update declaration.
7028 * script-c.h (script_check_output_format): Declare.
7029 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7030 (ignore_cmd): Remove OUTPUT_FORMAT.
7031 * fileread.cc (Input_file::Input_file): Add explicit this.
7032 (Input_file::will_search_for): New function.
7033 (Input_file::open): Add pindex parameter. Change all callers.
7034 * fileread.h (class Input_file): Add input_file_argument method.
7035 Declare will_search_for. Update declarations.
7036 * object.cc (make_elf_object): Add punconfigured parameter.
7038 * object.h (class Object): Make input_file public. Add
7039 searched_for method.
7040 (make_elf_object): Update declaration.
7041 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7043 * dirsearch.h (class Dirsearch): Update declaration.
7044 * options.h (class General_options): Add --warn-search-mismatch.
7045 * parameters.cc (Parameters::is_compatible_target): New function.
7046 * parameters.h (class Parameters): Declare is_compatible_target.
7047 * workqueue.cc (Workqueue::add_blocker): New function.
7048 * workqueue.h (class Workqueue): Declare add_blocker.
7050 * fileread.cc (Input_file::open): Remove options parameter.
7052 (Input_file::open_binary): Likewise.
7053 * script.cc (read_input_script): Likewise.
7054 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7055 options parameter from constructor. Change all callers.
7056 (class Read_script): Likewise.
7057 * fileread.h (class Input_file): Update declarations.
7058 * script.h (read_input_script): Update declaration.
7060 2009-03-10 Nick Clifton <nickc@redhat.com>
7062 * po/es.po: New Spanish translation.
7064 2009-03-06 Cary Coutant <ccoutant@google.com>
7066 * options.cc (parse_short_option): Keep dash_z from registering itself.
7068 2009-03-03 Ian Lance Taylor <iant@google.com>
7071 * target-reloc.h (relocate_section): Pass output_section to
7073 * i386.cc (Target_i386::should_apply_static_reloc): Add
7074 output_section parameter. Change all callers.
7075 (Target_i386::Relocate::relocate): Add output_section parameter.
7076 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7077 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7078 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7079 * testsuite/two_file_shared.sh: New script.
7080 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7081 (check_DATA): Add two_file_shared.dbg.
7082 (two_file_shared.dbg): New target.
7083 * testsuite/Makefile.in: Rebuild.
7085 2009-03-01 Ian Lance Taylor <iant@google.com>
7087 * configure.ac: Check for byteswap.h.
7088 * configure: Rebuild.
7089 * config.in: Rebuild.
7091 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7093 * layout.cc (Layout::find_or_add_kept_section): New function.
7094 (Layout::add_comdat): Removed.
7095 * layout.h (struct Kept_section): Move out of class Layout.
7096 Remove trailing underscores from field names. Add group_sections
7097 field. Rename group_ field to is_group. Change all uses.
7098 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7099 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7100 comdat_groups_ field.
7101 (Sized_relobj::include_section_group): Use
7102 find_or_add_kept_section and Kept_section::group_sections.
7103 (Sized_relobj::include_linkonce_section): Likewise.
7104 * object.cc (class Sized_relobj): Don't define Comdat_group or
7105 Comdat_group_table. Remove find_comdat_group and
7106 add_comdat_group. Remove comdat_groups_ field.
7107 * plugin.cc (include_comdat_group): Use
7108 Layout::find_or_add_kept_section.
7110 2009-02-28 Ian Lance Taylor <iant@google.com>
7112 * README: --gc-sections and map files are now supported. Document
7113 some build requirements.
7116 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7117 relocatable link set the value of the section symbol to zero.
7118 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7119 relocatable link don't include the section address in the local
7122 2009-02-27 Ian Lance Taylor <iant@google.com>
7125 * options.h (class Search_directory): Add is_system_directory.
7126 (class General_options): Declare is_in_system_directory.
7127 * options.cc (get_relative_sysroot): Make static.
7128 (get_default_sysroot): Make static.
7129 (General_optoins::is_in_system_directory): New function.
7130 * fileread.cc (Input_file::is_in_system_directory): New function.
7131 * fileread.h (class Input_file): Declare is_in_system_directory.
7132 * object.h (class Object): Add is_in_system_directory.
7133 (class Input_objects): Remove system_library_directory_ field.
7134 * object.cc (Input_objects::add_object): Don't set
7135 system_library_directory_.
7136 (input_objects::found_in_system_library_directory): Remove.
7137 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7138 parameter. Change all callers.
7139 (Symbol_table::sized_write_globals): Likewise.
7140 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7141 Call Object::is_in_system_directory.
7142 * symtab.h (class Symbol_table): Update declarations.
7145 * descriptors.h (Open_descriptor): Add is_on_stack field.
7146 * descriptors.cc (Descriptors::open): If the descriptor is on the
7147 top of the stack, remove it. Initialize is_on_stack field.
7148 (Descriptors::release): Only add pod to stack if it is not on the
7150 (Descriptors::close_some_descriptor): Clear stack_next and
7154 * output.cc (Output_section::find_starting_output_address): Rename
7155 from starting_output_address; add PADDR parameter; change return
7157 * output.h (class Output_section): Declare
7158 find_starting_output_address instead of starting_output_address.
7159 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7160 section symbol for which we can't find a merge section.
7163 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7164 hidden or internal, force the symbol to be local.
7165 * resolve.cc (Symbol::override_visibility): Define.
7166 (Symbol::override_base): Use override_visibility.
7167 (Symbol_table::resolve): Likewise.
7168 (Symbol::override_base_with_special): Likewise.
7169 (Symbol_table::override_with_special): If the visibility is hidden
7170 or internal, force the symbol to be local.
7171 * symtab.h (class Symbol): Add set_visibility and
7172 override_visibility.
7173 * testsuite/ver_test_1.sh: New file.
7174 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7175 (check_DATA): Add ver_test_1.syms.
7176 (ver_test_1.syms): New target.
7177 * testsuite/Makefile.in: Rebuild.
7179 2009-02-25 Cary Coutant <ccoutant@google.com>
7181 * layout.cc (Layout::choose_output_section): Don't rename sections
7182 when using a linker script that has a SECTIONS clause.
7183 * Makefile.in: Regenerate.
7185 * testsuite/Makefile.am (script_test_5.sh): New test case.
7186 * testsuite/Makefile.in: Regenerate.
7187 * testsuite/script_test_5.cc: New file.
7188 * testsuite/script_test_5.sh: New file.
7189 * testsuite/script_test_5.t: New file.
7191 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7193 * archive.cc (Archive::include_member): Update calls to add_symbols.
7194 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7195 the Layout argument.
7196 * dynobj.h (do_add_symbols): Add the Layout argument.
7197 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7199 * object.h (Object::add_symbols): Add the Layout argument.
7200 (Object::do_add_symbols): Add the Layout argument.
7201 (Sized_relobj::do_add_symbols): Add the Layout argument.
7202 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7203 Unify the two versions.
7204 (Add_plugin_symbols): Remove.
7205 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7206 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7207 (Add_plugin_symbols): Remove.
7208 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7209 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7210 (Add_symbols::run): Make it work with Pulginobj.
7212 2009-02-06 Ian Lance Taylor <iant@google.com>
7214 * object.cc (Sized_relobj::do_layout): Make info message start
7215 with lower case letter.
7217 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7219 * binary.cc: Fix file comment.
7221 * options.h (enum Incremental_disposition): Define.
7222 (class General_options): Add new options: --incremental,
7223 --incremental_changed, --incremental_unchanged,
7224 --incremental_unknown. Add incremental_disposition_ and
7225 implicit_incremental_ fields.
7226 (General_options::incremental_disposition): New function.
7227 (class Position_dependent_options): Add incremental_disposition
7229 (Position_dependent_options::copy_from_options): Set incremental
7231 * options.cc (General_options::parse_incremental_changed): New
7233 (General_options::parse_incremental_unchanged): New function.
7234 (General_options::parse_incremental_unknown): New function.
7235 (General_options::General_options): Initialize new fields
7236 incremental_disposition_ and implicit_incremental_.
7237 (General_options::finalize): Check for uasge of --incremental-*
7238 without --incremental.
7240 2009-02-06 Chris Demetriou <cgd@google.com>
7242 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7243 pointer and to report location as the file name associated with
7245 (gold_undefined_symbol_at_location): New function to replace the
7246 old gold_undefined_symbol functionality.
7247 * target-reloc.h (relocate_section): Update to use
7248 gold_undefined_symbol_at_location.
7249 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7250 Call gold_undefined_symbol function rather than gold_error.
7251 * errors.h (Errors::undefined_symbol): Take location as a
7252 string, rather than calculating it from a relocation.
7253 * errors.cc (Errors::fatal): Print "fatal error:" before the
7255 (Errors::error, Errors::error_at_location): Print "error: "
7256 before the formatted message.
7257 (Errors::undefined_symbol): Take location as a string, rather
7258 than calculating it from a relocation.
7259 (gold_undefined_symbol_at_location): New function akin to
7260 old gold_undefined_symbol, calculates location from relocation.
7261 (gold_undefined_symbol): Change to take only a Symbol pointer
7262 and to report location as the file name associated with the symbol.
7263 * testsuite/debug_msg.sh: Update for changed error messages.
7264 * testsuite/undef_symbol.sh: Likewise.
7266 2009-02-04 Duncan Sands <baldrick@free.fr>
7269 * reduced_debug_output.h
7270 (Output_reduced_debug_abbrev_section::failed): Use format for
7272 (Output_reduced_debug_info_section::faild): Likewise.
7274 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7276 * script.cc (Lazy_demangler): New class.
7277 (Version_script_info::get_symbol_version_helper): Demangle a
7280 2009-01-29 Cary Coutant <ccoutant@google.com>
7282 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7284 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7286 2009-01-28 Ian Lance Taylor <iant@google.com>
7288 * version.cc (version_string): Bump to 1.9.
7290 * gold.h: Include <cstring> and <stdint.h>.
7291 * version.cc: Include <cstdio>.
7292 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7294 * reduced_debug_output.cc (insert_into_vector): Rename from
7295 Insert_into_vector; change all callers. Use Swap_unaligned to
7296 avoid aliasing issue; remove union since it is unnecessary.
7298 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7300 * Makefile.am (CCFILES): Add gc.cc.
7302 * Makefile.in: Regenerate.
7303 * gold.cc (Gc_runner): New class.
7304 (queue_initial_tasks): Call garbage collection related tasks
7305 when corresponding options are invoked.
7306 (queue_middle_gc_tasks): New function.
7307 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7308 processed early before laying out sections during garbage collection.
7309 * gold.h (queue_middle_gc_tasks): New function.
7310 (is_prefix_of): Move from "layout.cc".
7311 * i386.cc (Target_i386::gc_process_relocs): New function.
7312 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7313 * main.cc (main): Create object of class "Garbage_collection".
7314 * object.cc (Relobj::copy_symbols_data): New function.
7315 (Relobj::is_section_name_included): New function.
7316 (Sized_relobj::do_layout): Allow this function to be called twice
7317 during garbage collection and defer layout of section during the
7319 * object.h (Relobj::get_symbols_data): New function.
7320 (Relobj::is_section_name_included): New function.
7321 (Relobj::copy_symbols_data): New function.
7322 (Relobj::set_symbols_data): New function.
7323 (Relobj::get_relocs_data): New function.
7324 (Relobj::set_relocs_data): New function.
7325 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7326 (Relobj::gc_process_relocs): New function.
7327 (Relobj::do_gc_process_relocs): New pure virtual function.
7328 (Relobj::sd_): New data member.
7329 (Sized_relobj::is_output_section_offset_invalid): New function.
7330 (Sized_relobj::do_gc_process_relocs): New function.
7331 * options.h (General_options::gc_sections): Modify to not be a no-op.
7332 (General_options::print_gc_sections): New option.
7333 * plugin.cc (Plugin_finish::run): Remove function call to
7334 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7335 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7336 * reloc.cc (Read_relocs::run): Add task to process relocs and
7337 determine unreferenced sections when doing garbage collection.
7338 (Gc_process_relocs): New class.
7339 (Sized_relobj::do_gc_process_relocs): New function.
7340 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7341 sections that are garbage collected.
7342 * reloc.h (Gc_process_relocs): New class.
7343 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7344 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7345 symbols whose corresponding sections are garbage collected.
7346 (Symbol_table::Symbol_table): Add new parameter for the garbage
7348 (Symbol_table::gc_mark_undef_symbols): New function.
7349 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7350 (Symbol_table::gc_mark_dyn_syms): New function.
7351 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7353 (Symbol_table::add_from_object): Likewise.
7354 (Symbol_table::add_from_relobj): When building shared objects, do not
7355 treat externally visible symbols as garbage.
7356 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7357 table information for static and relocatable links.
7358 * symtab.h (Symbol_table::set_gc): New function.
7359 (Symbol_table::gc): New function.
7360 (Symbol_table::gc_mark_undef_symbols): New function.
7361 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7362 (Symbol_table::gc_mark_dyn_syms): New function.
7363 (Symbol_table::gc_): New data member.
7364 * target.h (Sized_target::gc_process_relocs): New pure virtual
7366 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7367 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7369 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7371 * options.h (General_options::gc_sections): Define as a no-op for now.
7372 (General_options::no_keep_memory): Ditto.
7373 (General_options::Bshareable): Define.
7374 * options.cc (General_options::finalize): Honor -Bshareable.
7376 2009-01-20 Andreas Schwab <schwab@suse.de>
7378 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7379 read the value in the contents, since we don't use it. Use the
7380 template endianness when writing.
7381 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7383 2009-01-19 Andreas Schwab <schwab@suse.de>
7385 * configure.tgt (powerpc64-*): Fix targ_obj.
7387 2009-01-15 Ian Lance Taylor <iant@google.com>
7389 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7390 local symbols when stripping all symbols.
7392 2009-01-14 Cary Coutant <ccoutant@google.com>
7394 * output.cc (Output_reloc): Add explicit instantiations.
7396 2009-01-14 Cary Coutant <ccoutant@google.com>
7398 * archive.cc (Archive::get_elf_object_for_member): Remove call
7399 to File_read::claim_for_plugin.
7400 * descriptors.cc (Descriptors::open): Remove reference to
7402 (Descriptors::claim_for_plugin): Remove.
7403 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7404 (Descriptors::is_claimed): Remove.
7405 (claim_descriptor_for_plugin): Remove.
7406 * fileread.cc (File_read::claim_for_plugin): Remove.
7407 * fileread.h (File_read::claim_for_plugin): Remove.
7408 (File_read::descriptor): Reopen descriptor if necessary.
7409 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7410 (Plugin_manager::all_symbols_read): Add task parameter. Change
7412 (Plugin_manager::get_input_file): New function.
7413 (Plugin_manager::release_input_file): New function.
7414 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7415 corresponding data member.
7416 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7417 and pass to base constructor. Change all callers.
7418 (get_input_file, release_input_file): New functions.
7419 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7420 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7421 (Plugin_manager::all_symbols_read): Add task parameter.
7422 (Plugin_manager::get_input_file): New function.
7423 (Plugin_manager::release_input_file): New function.
7424 (Plugin_manager::task_): New data member.
7425 (Pluginobj::Pluginobj): Add filesize parameter.
7426 (Pluginobj::filename): New function.
7427 (Pluginobj::descriptor): New function.
7428 (Pluginobj::filesize): New function.
7429 (Pluginobj::filesize_): New data member.
7430 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7431 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7432 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7434 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7435 with archive libraries.
7436 * testsuite/Makefile.in: Regenerate.
7437 * testsuite/plugin_test.c (struct sym_info): New type.
7438 (get_input_file, release_input_file): New static variables.
7439 (onload): Capture new transfer vector entries.
7440 (claim_file_hook): Stop reading at end of file according to filesize.
7441 Factor out parsing of readelf output into separate function.
7442 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7443 APIs and get the source file name from the symbol table. Convert
7444 source file name to corresponding object file name. Print info
7445 message when adding new input files.
7446 (parse_readelf_line): New function.
7447 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7448 * testsuite/plugin_test_2.sh: Likewise.
7449 * testsuite/plugin_test_3.sh: Likewise.
7450 * testsuite/plugin_test_4.sh: New test case.
7452 2009-01-07 Ian Lance Taylor <iant@google.com>
7454 * version.cc (version_string): Bump to 1.8.
7456 2008-12-23 Cary Coutant <ccoutant@google.com>
7458 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7459 * plugin.cc (Plugin_manager::finish): Rename as
7460 layout_deferred_objects. Move cleanup to separate function.
7461 (Plugin_manager::cleanup): New function.
7462 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7464 * plugin.h (Plugin_manager::finish): Rename as
7465 layout_deferred_objects.
7466 (Plugin_manager::cleanup): New function.
7467 (Plugin_manager::cleanup_done): New field.
7469 2008-12-23 Cary Coutant <ccoutant@google.com>
7471 * plugin.cc (is_visible_from_outside): New function.
7472 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7473 so we don't return "IR only" status for exported symbols or -r links.
7475 * testsuite/Makefile.am (plugin_test_3): New test case.
7476 * testsuite/Makefile.in: Regenerate.
7477 * testsuite/plugin_test_3.sh: New file.
7479 2008-12-22 Cary Coutant <ccoutant@google.com>
7481 * object.cc (Sized_relobj::layout_section): New function.
7482 (Sized_relobj::do_layout): Defer layout of input sections until after
7483 plugin has provided replacement files.
7484 (Sized_relobj::do_layout_deferred_sections): New function.
7485 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7486 (Relobj::layout_deferred_sections): New function.
7487 (Relobj::do_layout_deferred_sections): New function.
7488 (Sized_relobj::do_layout_deferred_sections): New function.
7489 (Sized_relobj::layout_section): New function.
7490 (Sized_relobj::Deferred_layout): New structure.
7491 (Sized_relobj::deferred_layout_): New field.
7492 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7493 Change all callers. Layout deferred sections.
7494 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7496 (Plugin_hook::run): Move code from do_plugin_hook inline.
7497 (Plugin_hook::do_plugin_hook): Remove.
7498 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7499 (Plugin_manager::finish): Renamed, was cleanup.
7500 (Plugin_manager::should_defer_layout): New function.
7501 (Plugin_manager::add_deferred_layout_object): New function.
7502 (Plugin_manager::Deferred_layout_list): New type.
7503 (Plugin_manager::deferred_layout_objects_): New field.
7504 (Plugin_hook::do_plugin_hook): Remove.
7506 2008-12-17 Ian Lance Taylor <iant@google.com>
7508 * options.h (class General_options): Add --no case for
7511 2008-12-16 Cary Coutant <ccoutant@google.com>
7513 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7515 (Plugin_manager::claim_file): Create plugin object even if
7516 plugin did not call the add_symbols callback.
7517 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7518 asking for more symbols than were added.
7519 * testsuite/Makefile.am (plugin_test_1): Add test case with
7521 (empty.syms): New target.
7522 * testsuite/Makefile.in: Regenerate.
7523 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7524 message. Don't call add_symbols if no globals.
7525 (all_symbols_read_hook): Don't provide replacement for empty
7528 2008-12-12 Ian Lance Taylor <iant@google.com>
7530 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7531 r_type == 0 for a local symbol with r_sym == 0.
7532 (scan_relocatable_relocs): Pass r_sym to
7533 local_non_section_strategy.
7534 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7537 * configure.ac: Update test for TLS descriptors: they are
7538 supported as of glibc 2.9.
7539 * configure: Rebuild.
7541 2008-12-11 Ian Lance Taylor <iant@google.com>
7544 * target-reloc.h (Default_scan_relocatable_relocs): For each
7545 function, map r_type == 0 to RELOC_DISCARD.
7547 2008-12-10 Cary Coutant <ccoutant@google.com>
7549 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7550 object to override a kept COMDAT group from a plugin object.
7552 2008-12-09 Ian Lance Taylor <iant@google.com>
7555 * yyscript.y (file_cmd): Handle INPUT.
7557 * testsuite/initpri1.c: Change all declarations to be full
7558 prototypes by adding void, to avoid compiler warnings.
7560 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7562 * options.cc (General_options::parse_plugin_opt): New.
7563 (General_options::add_plugin): The argument now is just the filename.
7564 (General_options::add_plugin_option): New.
7565 * options.h (plugin_opt): New.
7566 (add_plugin): Change argument name.
7567 (add_plugin_option): New.
7568 * plugin.cc (Plugin::load): Don't parse the plugin option.
7569 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7570 (Plugin::add_option): New.
7571 (Plugin::args_): Change type.
7572 (Plugin::filename_): New.
7573 (Plugin_manager::add_plugin_option): New.
7574 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7575 * testsuite/Makefile.in: Regenerate.
7577 2008-12-05 Cary Coutant <ccoutant@google.com>
7579 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7580 Handle --strip-lto-sections option.
7581 * options.h (strip_lto_sections): New option.
7583 2008-12-01 Cary Coutant <ccoutant@google.com>
7585 * plugin.cc (ld_plugin_message): Change format parameter to const.
7586 Fix mismatch between new[] and delete.
7588 2008-11-14 Cary Coutant <ccoutant@google.com>
7590 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7593 2008-11-05 Craig Silverstein <csilvers@google.com>
7595 * options.cc (General_options::parse_dynamic_list): New function.
7596 * options.h (General_options): New flags dynamic_list,
7597 dynamic_list_data, dynamic_list_cpp_new, and
7598 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7599 (General_options::in_dynamic_list): New function.
7600 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7601 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7602 (Lex::can_continue_name): Likewise.
7604 (read_script_file): New parameter script_options.
7605 (read_dynamic_list): New function.
7606 (Script_options::define_dynamic_list): New function.
7607 (dynamic_list_keyword_parsecodes): New variable.
7608 (dynamic_list_keywords): New variable.
7609 * script.h (Script_options::define_dynamic_list): New function
7611 (read_dynamic_list): New function prototype.
7612 * symtab.cc (strprefix): New macro.
7613 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7614 dynamic_list_data, dynamic_list_cpp_new, and
7615 dynamic_list_cpp_typeinfo.
7616 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7617 (dynamic_list_expr): New rule.
7618 (dynamic_list_nodes): Likewise.
7619 (dynamic_list_node): Likewise.
7620 * testsuite/Makefile.am (dynamic_list): New test.
7621 * testsuite/Makefile.in: Regenerated.
7622 * testsuite/dynamic_list.t: New file.
7623 * testsuite/dynamic_list.sh: New file.
7625 2008-11-05 Craig Silverstein <csilvers@google.com>
7627 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7628 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7629 (t11_last): Likewise.
7630 * testsuite/ver_test_6.c (main): Likewise.
7632 2008-10-07 Cary Coutant <ccoutant@google.com>
7634 * options.c (General_options::finalize): Add check for -static and
7636 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7639 2008-10-02 Cary Coutant <ccoutant@google.com>
7641 * plugin.cc (make_sized_plugin_object): Fix conditional
7642 compilation to work when not all targets are enabled.
7644 2008-09-29 Cary Coutant <ccoutant@google.com>
7646 * archive.cc (Archive::get_file_and_offset): Use filename instead
7647 of name to get library path.
7648 (Archive::include_member): Unlock external member of a thin archive.
7650 * testsuite/Makefile.am (TEST_AR): New variable.
7651 (thin_archive_test_1): New test.
7652 (thin_archive_test_2): New test.
7653 * testsuite/Makefile.in: Regenerate.
7654 * testsuite/thin_archive_main.cc: New file.
7655 * testsuite/thin_archive_test_1.cc: New file.
7656 * testsuite/thin_archive_test_2.cc: New file.
7657 * testsuite/thin_archive_test_3.cc: New file.
7658 * testsuite/thin_archive_test_4.cc: New file.
7660 2008-09-29 Cary Coutant <ccoutant@google.com>
7662 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7663 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7665 (Sized_relobj::do_finalize_local_symbols): Likewise.
7666 (Sized_relobj::map_to_kept_section): Likewise.
7667 * object.h (Sized_relobj::invalid_address): New constant.
7668 (Sized_relobj::do_output_section_offset): Check for invalid_address
7670 * output.cc (Output_reloc::local_section_offset): Use constant
7671 invalid_address instead of -1U.
7672 (Output_reloc::get_address): Likewise.
7673 (Output_section::output_address): Change -1U to -1ULL.
7674 * output.h (Output_reloc::invalid_address): New constant.
7675 * reloc.cc (Sized_relobj::write_sections): Use constant
7676 invalid_address instead of -1U.
7677 (Sized_relobj::relocate_sections): Likewise.
7678 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7679 values for merge sections.
7680 * target-reloc.h (relocate_for_relocatable): Use constant
7681 invalid_address instead of -1U.
7683 2008-09-19 Cary Coutant <ccoutant@google.com>
7685 Add plugin functionality for link-time optimization (LTO).
7686 * configure.ac (plugins): Add --enable-plugins option.
7687 * configure: Regenerate.
7688 * config.in: Regenerate.
7689 * Makefile.am (LIBDL): New variable.
7690 (CCFILES): Add plugin.cc.
7691 (HFILES): Add plugin.h.
7692 (ldadd_var): Add LIBDL.
7693 * Makefile.in: Regenerate.
7695 * archive.cc: Include "plugin.h".
7696 (Archive::setup): Don't preread archive symbols when using a plugin.
7697 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7698 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7700 (Archive::include_member): Add symbols from plugin objects.
7701 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7702 * descriptors.cc (Descriptors::open): Check for file descriptors
7703 abandoned by plugins.
7704 (Descriptors::claim_for_plugin): New function.
7705 * descriptors.h (Descriptors::claim_for_plugin): New function.
7706 (Open_descriptor::is_claimed): New field.
7707 (claim_descriptor_for_plugin): New function.
7708 * fileread.cc (File_read::claim_for_plugin): New function.
7709 * fileread.h (File_read::claim_for_plugin): New function.
7710 (File_read::descriptor): New function.
7711 * gold.cc: Include "plugin.h".
7712 (queue_initial_tasks): Add task to call plugin hooks for generating
7714 * main.cc: Include "plugin.h".
7715 (main): Load plugin libraries.
7716 * object.h (Pluginobj): Declare.
7717 (Object::pluginobj): New function.
7718 (Object::do_pluginobj): New function.
7719 (Object::set_target): New function.
7720 * options.cc: Include "plugin.h".
7721 (General_options::parse_plugin): New function.
7722 (General_options::General_options): Initialize plugins_ field.
7723 (General_options::add_plugin): New function.
7724 * options.h (Plugin_manager): Declare.
7725 (General_options): Add --plugin option.
7726 (General_options::has_plugins): New function.
7727 (General_options::plugins): New function.
7728 (General_options::add_plugin): New function.
7729 (General_options::plugins_): New field.
7730 * plugin.cc: New file.
7731 * plugin.h: New file.
7732 * readsyms.cc: Include "plugin.h".
7733 (Read_symbols::do_read_symbols): Check for archive before checking
7734 for ELF file. Call plugin hooks to claim files.
7735 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7736 from a real object file; force override when processing replacement
7738 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7739 (Symbol::init_base_object): Likewise.
7740 (Symbol::init_base_output_data): Likewise.
7741 (Symbol::init_base_output_segment): Likewise.
7742 (Symbol::init_base_constant): Likewise.
7743 (Symbol::init_base_undefined): Likewise.
7744 (Symbol::output_section): Assert that object is not a plugin.
7745 (Symbol_table::add_from_pluginobj): New function.
7746 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7748 (Symbol_table::sized_write_globals): Likewise.
7749 (Symbol_table::add_from_pluginobj): Instantiate template.
7750 * symtab.h (Sized_pluginobj): Declare.
7751 (Symbol::in_real_elf): New function.
7752 (Symbol::set_in_real_elf): New function.
7753 (Symbol::in_real_elf_): New field.
7754 (Symbol_table::add_from_pluginobj): New function.
7756 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7757 (LIBDL): New variable.
7759 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7760 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7761 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7762 (MOSTLYCLEANFILES): Likewise.
7763 * testsuite/Makefile.in: Regenerate.
7764 * testsuite/plugin_test.c: New file.
7765 * testsuite/plugin_test_1.sh: New file.
7766 * testsuite/plugin_test_2.sh: New file.
7768 2008-09-16 Ian Lance Taylor <iant@google.com>
7770 * target-reloc.h (relocate_section): Check whether a symbol is
7771 defined by the ABI before reporting an undefined symbol error.
7772 * target.h (Target::is_defined_by_abi): Make parameter const.
7773 (Target::do_is_defined_by_abi): Likewise.
7774 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7775 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7776 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7777 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7778 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7779 * testsuite/Makefile.in: Rebuild.
7781 * fileread.cc (make_view): Add casts to avoid warning.
7783 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7785 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7786 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7788 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7790 * options.h (General_options::output_is_executable): New.
7791 (General_options::output_is_pie): New.
7792 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7793 for shared libraries.
7794 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7796 2008-09-11 Chris Demetriou <cgd@google.com>
7798 * options.h (origin): New -z option.
7799 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7800 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7803 2008-09-05 Cary Coutant <ccoutant@google.com>
7805 * fileread.cc (File_read::make_view): Add check for attempt to map
7808 2008-09-05 Cary Coutant <ccoutant@google.com>
7810 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7811 explicit instantiations.
7813 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7816 * options.cc (General_options::finalize): Allow undefined symbols
7817 in shlibs if linking -shared.
7820 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7821 symbols as not needing a dynsym entry.
7823 2008-08-20 Craig Silverstein <csilvers@google.com>
7825 * fileread.cc (File_read::open): Do not lock the file unless it
7826 was successfully opened.
7828 2008-08-14 Cary Coutant <ccoutant@google.com>
7830 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7831 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7832 * testsuite/tls_test.cc (struct int128): 128-bit struct
7833 for testing TLS relocs with non-zero addend.
7834 (v12): New TLS variable.
7836 (t_last): Add check for v12.
7837 * testsuite/tls_test.h (t12): New function.
7838 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7840 2008-08-13 Ian Lance Taylor <iant@google.com>
7842 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7843 set tls_segment_ or relro_segment_.
7844 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7846 * output.h (Output_section::clear_is_relro): New function.
7847 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7848 sections specially even when output_data_ is empty.
7849 (Output_segment::maximum_alignment): When first section is relro,
7850 only force alignment for PT_LOAD segments.
7851 * script.cc (script_data_segment_align): New function.
7852 (script_data_segment_relro_end): New function.
7853 * script-c.h (script_data_segment_align): Declare.
7854 (script_data_segment_relro_end): Declare.
7855 * script-sections.h (class Script_sections): Declare
7856 data_segment_align and data_segment_relro_end. Add fields
7857 segment_align_index_ and saw_relro_end_.
7858 * script-sections.cc (class Sections_element): Add set_is_relro
7859 virtual function. Add new bool* parameter to place_orphan_here.
7860 Add get_output_section virtual function.
7861 (class Output_section_definition): Add set_is_relro. Add new
7862 bool* parameter to place_orphan_here. Add get_output_section.
7863 Add is_relro_ field.
7864 (Output_section_definition::Output_section_definition): Initialize
7865 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7866 and is_relro_ fields.
7867 (Output_section_definition::place_orphan_here): Add is_relro
7869 (Output_section_definition::set_section_addresses): Set relro for
7871 (Output_section_definition::alternate_constraint): Likewise.
7872 (class Orphan_output_section): Add new bool* parameter to
7873 place_orphan_here. Add get_output_section.
7874 (Orphan_output_section::place_orphan_here): Add is_relro
7876 (Script_sections::Script_sections): Initialize
7877 data_segment_align_index_ and saw_relro_end_.
7878 (Script_sections::data_segment_align): New function.
7879 (Script_sections::data_segment_relro_end): New function.
7880 (Script_sections::place_orphan): Set or clear is_relro.
7881 (Script_sections::set_section_addresses): Force alignment of first
7883 * yyscript.y (exp): Call script_data_segment_align and
7884 script_data_segment_relro_end.
7885 * testsuite/relro_script_test.t: New file.
7886 * testsuite/relro_test.cc (using_script): Declare.
7887 (t1, t2): Test using_script.
7888 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7889 (relro_script_test_SOURCES): Define.
7890 (relro_script_test_DEPENDENCIES): Define.
7891 (relro_script_test_LDFLAGS): Define.
7892 (relro_script_test_LDADD): Define.
7893 (relro_script_test.so): New target.
7894 * testsuite/Makefile.in: Rebuild.
7896 2008-08-06 Cary Coutant <ccoutant@google.com>
7898 * archive.cc (Archive::total_archives, Archive::total_members)
7899 (Archive::total_members_loaded): New variables.
7900 (Archive::setup): Add parameter. Add option to preread
7902 (Archive::read_armap): Add counter.
7903 (Archive::get_file_and_offset): New function.
7904 (Archive::get_elf_object_for_member): New function.
7905 (Archive::read_all_symbols): New function.
7906 (Archive::read_symbols): New function.
7907 (Archive::add_symbols): Add counters.
7908 (Archive::include_all_members): Use armap to find members if it's
7910 (Archive::include_member): Skip reading symbols if already read.
7911 Factored code into Archive::get_file_and_offset and
7912 Archive::get_elf_object_for_member. Changed call to
7913 Mapfile::report_include_archive_member.
7914 (Archive::print_stats): New function.
7915 * archive.h: Declare Object and Read_symbols_data classes.
7916 (Archive::Archive): Add initializers for new members.
7917 (Archive::setup): Add parameter.
7918 (Archive::print_stats): New function.
7919 (Archive::total_archives, Archive::total_members)
7920 (Archive::total_members_loaded): New variables.
7921 (Archive::get_file_and_offset): New function.
7922 (Archive::get_elf_object_for_member): New function.
7923 (Archive::read_all_symbols): New function.
7924 (Archive::read_symbols): New function.
7925 (Archive::Archive_member): New class.
7926 (Archive::members_): New member.
7927 (Archive::num_members_): New member.
7928 * main.cc: Include archive.h.
7929 (main): Call Archive::print_stats.
7930 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7931 archive parameter; member_name is now the fully-decorated name.
7932 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7933 * options.h: (General_options): Add --preread-archive-symbols option.
7934 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7937 2008-08-04 Ian Lance Taylor <iant@google.com>
7939 * symtab.h (Symbol::use_plt_offset): New function.
7940 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7941 * powerpc.cc (Relocate::relocate): Likewise.
7942 * sparc.cc (Relocate::relocate): Likewise.
7943 * x86_64.cc (Relocate::relocate): Likewise.
7944 * testsuite/weak_plt.sh: New test.
7945 * testsuite/weak_plt_main.cc: New test.
7946 * testsuite/weak_plt_shared.cc: New test.
7947 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7948 (check_PROGRAMS): Add weak_plt.
7949 (check_DATA): Add weak_plt_shared.so.
7950 (weak_plt_main_pic.o, weak_plt): New targets.
7951 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7952 * testsuite/Makefile.in: Rebuild.
7954 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7956 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7957 * testsuite/Makefile.in: Rebuild.
7959 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7961 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7962 * Makefile.in: Regenerate.
7963 * po/POTFILES.in: Regenerate.
7965 2008-07-29 Ian Lance Taylor <iant@google.com>
7967 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7968 symbols before other symbols.
7969 * testsuite/script_test_2.cc (test_addr): Declare.
7970 (test_addr_alias): Declare.
7971 (main): Check that test_addr and test_addr_alias have the right
7973 * testsuite/script_test_2.t: Define test_addr_alias and
7976 2008-07-24 Ian Lance Taylor <iant@google.com>
7979 * descriptors.cc: New file.
7980 * descriptors.h: New file.
7981 * gold-threads.h (class Hold_optional_lock): New class.
7982 * fileread.cc: Include "descriptors.h".
7983 (File_read::~File_read): Release descriptor rather than closing
7985 (File_read::open) [file]: Call open_descriptor rather than open.
7986 Set is_descriptor_opened_.
7987 (File_read::open) [memory]: Assert that descriptor is not open.
7988 (File_read::reopen_descriptor): New function.
7989 (File_read::release): Release descriptor.
7990 (File_read::do_read): Make non-const. Reopen descriptor.
7991 (File_read::read): Make non-const.
7992 (File_read::make_view): Reopen descriptor.
7993 (File_read::do_readv): Likewise.
7994 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7995 Update declarations.
7996 * layout.cc: Include "descriptors.h".
7997 (Layout::create_build_id): Use open_descriptor rather than open.
7998 * output.cc: Include "descriptors.h".
7999 (Output_file::open): Use open_descriptor rather than open.
8000 * archive.cc (Archive::const_iterator): Change Archive to be
8002 (Archive::begin, Archive::end): Make non-const.
8003 (Archive::count_members): Likewise.
8004 * archive.h (class Archive): Update declarations.
8005 * object.h (Object::read): Make non-const.
8006 * Makefile.am (CCFILES): Add descriptors.cc.
8007 (HFILES): Add descriptors.h.
8008 * Makefile.in: Rebuild.
8011 * gold.h: Always include <clocale>. Add Solaris workarounds
8012 following code in binutils/sysdep.h.
8015 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8016 this->eh_frame_hdr_ is NULL before using it.
8018 * dynobj.cc (Versions::Versions): Update comment.
8020 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8021 the base version name.
8023 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8024 array size plus one.
8025 (Stringpool_template::set_string_offsets): Subtract one from key
8026 before using it as an array index.
8027 (Stringpool_template::get_offset_with_length): Likewise.
8028 (Stringpool_template::write_to_buffer): Likewise.
8029 * stringpool.h (Stringpool_template::get_offset_from_key):
8032 2008-07-23 Ian Lance Taylor <iant@google.com>
8035 * object.h (Merged_symbol_value::value): Do our best to handle a
8039 * script.cc (Version_script_info::get_versions): Don't add empty
8040 version tag to return value.
8041 (Version_script_info::get_symbol_version_helper): Change return
8042 type to bool. Add pversion parameter. Change all callers.
8043 (script_register_vers_node): Don't require a non-NULL tag.
8044 * script.h (class Version_script_info): Update declarations.
8045 (Version_script_info::get_symbol_version): Change return type to
8046 bool. Add version parameter. Change all callers.
8047 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8048 handling. Handle an empty version from a version script.
8049 (Symbol_table::define_special_symbol): Likewise.
8050 * testsuite/ver_test_10.script: New file.
8051 * testsuite/ver_test_10.sh: New file.
8052 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8053 (check_DATA): Add ver_test_10.syms.
8054 (ver_test_10.syms, ver_test_10.so): New target.
8055 * testsuite/Makefile.in: Rebuild.
8057 2008-07-23 Simon Baldwin <simonb@google.com>
8059 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8060 to zero for undefined symbols from dynamic libraries.
8062 2008-07-23 Ian Lance Taylor <iant@google.com>
8064 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8066 * symtab.h (class Symbol_table): Update declaration.
8067 * testsuite/ver_test_9.cc: New file.
8068 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8069 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8070 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8071 (ver_test_9.so, ver_test_9.o): New targets.
8072 * testsuite/Makefile.in: Rebuild.
8074 2008-07-22 Ian Lance Taylor <iant@google.com>
8076 * options.h (class General_options): Define --check-sections.
8077 * layout.cc (Layout::set_segment_offsets): Handle
8080 * options.h (class General_options): Define -n/--nmagic and
8082 * options.cc (General_options::finalize): For -n/--nmagic or
8083 -N/--omagic, set -static.
8084 * layout.cc (Layout::attach_allocated_section_to_segment): If
8085 -N/--omagic, don't put read-only and read-write sections in
8087 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8088 finding a read-only segment.
8089 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8090 don't set the minimum segment alignment to the common page size,
8091 and don't set the file offset to the address modulo the page size.
8092 * script-sections.cc (Script_sections::create_segments): If
8093 -n/--omagic, don't put read-only and read-write sections in
8096 * cref.cc: New file.
8098 * options.h (class General_options): Add --print-symbol-counts.
8099 * main.cc (main): Issue defined symbol report if requested.
8100 * archive.cc (Archive::interpret_header): Make into a const member
8102 (Archive::add_symbols): Call Input_objects::archive_start and
8104 (Archive::const_iterator): Define new class.
8105 (Archive::begin, Archive::end): New functions.
8106 (Archive::include_all_members): Rewrite to use iterator.
8107 (Archive::count_members): New function.
8108 * archive.h (class Archive): Update declarations.
8109 (Archive::filename): New function.
8110 * object.cc: Include "cref.h".
8111 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8112 (Sized_relobj::do_get_global_symbol_counts): New function.
8113 (Input_objects::add_object): Add object to cross-referencer.
8114 (Input_objects::archive_start): New function.
8115 (Input_objects::archive_stop): New function.
8116 (Input_objects::print_symbol_counts): New function.
8117 * object.h: Declare Cref and Archive.
8118 (Object::get_global_symbol_counts): New function.
8119 (Object::do_get_global_symbol_counts): New pure virtual function.
8120 (class Sized_relobj): Add defined_count_ field. Update
8122 (class Input_objects): Add cref_ field. Update constructor.
8123 Update declarations.
8124 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8126 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8128 (Sized_dynobj::do_get_global_symbol_counts): New function.
8129 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8130 defined_count_. Update declarations. Define Symbols typedef.
8131 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8132 parameter. Change all callers.
8133 (Symbol_table::add_from_dynobj): Add sympointers and defined
8134 parameters. Change all callers.
8135 * symtab.h (class Symbol_table): Update declarations.
8136 * Makefile.am (CCFILES): Add cref.cc.
8137 (HFILES): Add cref.h.
8138 * Makefile.in: Rebuild.
8140 2008-07-22 Simon Baldwin <simonb@google.com>
8142 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8143 to zero when writing undefined symbols.
8145 2008-07-22 Ian Lance Taylor <iant@google.com>
8147 * output.cc (Output_section::add_input_section): Don't try to
8148 merge empty merge sections.
8150 2008-07-21 Craig Silverstein <csilvers@google.com>
8152 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8153 Include symbol version in error message.
8155 2008-07-20 Chris Demetriou <cgd@google.com>
8157 * configure.ac (gold_cv_c_random_seed): New configured variable.
8158 (RANDOM_SEED_CFLAGS): New substituted variable.
8159 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8160 * configure: Rebuild.
8161 * Makefile.in: Likewise.
8162 * testsuite/Makefile.in: Likewise.
8164 2008-07-18 Ian Lance Taylor <iant@google.com>
8166 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8167 where we see NAME/NULL and NAME/VERSION as separate symbols.
8168 * testsuite/ver_test_main.cc (main): Call t4.
8169 (t4, t4_2a): Define.
8170 * testsuite/ver_test_2.cc (t4_2): Define.
8171 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8172 * testsuite/ver_test_4.cc (t4_2a): Define.
8173 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8174 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8176 2008-07-17 Ian Lance Taylor <iant@google.com>
8178 * dynobj.cc (Versions::add_def): If we give an error about a
8179 missing version, go ahead and create the version anyhow.
8181 2008-07-10 Ian Lance Taylor <iant@google.com>
8183 Handle output sections with more than 0x7fffffff bytes.
8184 * object.h (class Relobj): Change map_to_output_ to
8185 output_sections_, and just keep a section pointer. Change all
8186 uses. Move comdat group support to Sized_relobj.
8187 (Relobj::is_section_specially_mapped): Remove.
8188 (Relobj::output_section): Remove poff parameter. Change all
8190 (Relobj::output_section_offset): New function.
8191 (Relobj::set_section_offset): Rewrite.
8192 (Relobj::map_to_output): Remove.
8193 (Relobj::output_sections): New function.
8194 (Relobj::do_output_section_offset): New pure virtual function.
8195 (Relobj::do_set_section_offset): Likewise.
8196 (class Sized_relobj): Add section_offsets_ field. Add comdat
8197 group support from Relobj. Update declarations.
8198 (Sized_relobj::get_output_section_offset): New function.
8199 (Sized_relobj::do_output_section_offset): New function.
8200 (Sized_relobj::do_set_section_offset): New function.
8201 * object.cc (Relobj::output_section_address): Remove.
8202 (Sized_relobj::Sized_relobj): Initialize new fields.
8203 (Sized_relobj::include_section_group): Cast find_kept_object to
8205 (Sized_relobj::include_linkonce_section): Likewise.
8206 (Sized_relobj::do_layout): Use separate arrays for output section
8208 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8210 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8211 output_sections and section_offsets.
8212 (Sized_relobj::write_local_symbols): Likewise.
8213 (map_to_kept_section): Compute output address directly.
8214 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8215 output_sections and section_offsets.
8216 (Sized_relobj::write_sections): Likewise.
8217 (Sized_relobj::relocate_sections): Likewise.
8218 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8219 * output.h (class Output_reloc): Update declarations. Change
8220 u2_.relobj to Sized_relobj*.
8221 (class Output_data_reloc): Change add functions to use
8223 * output.cc (Output_reloc::Output_reloc): Change relobj to
8225 (Output_reloc::local_section_offset): Change return type to
8226 Elf_Addr. Use get_output_section_offset.
8227 (Output_reloc::get_address): Likewise.
8228 (Output_section::is_input_address_mapped): Don't call
8229 is_section_specially_mapped.
8230 (Output_section::output_offset): Likewise.
8231 (Output_section::output_address): Likewise.
8232 (Output_section::starting_output_address): Likewise.
8233 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8234 parameter to Sized_relobj*.
8235 (Copy_relocs::need_copy_reloc): Likewise.
8236 (Copy_relocs::save): Likewise.
8237 * copy-relocs.h (class Copy_relocs): Update declarations.
8238 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8239 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8240 * target-reloc.h (relocate_for_relocatable): Change
8241 offset_in_output_section type to Elf_Addr. Change code that uses
8243 * layout.cc (Layout::layout): Always set *off.
8244 * mapfile.cc (Mapfile::print_input_section): Use
8245 output_section_offset.
8246 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8248 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8249 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8250 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8252 2008-07-03 Ian Lance Taylor <iant@google.com>
8254 * layout.cc (Layout::include_section): Do not discard unrecognized
8255 SHT_STRTAB sections.
8257 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8259 * script.cc (Lex::can_continue_name): Make '?' allowable in
8260 version-script names.
8261 * testsuite/version_script.map: Change glob pattern to use '?'
8263 2008-06-30 Manish Singh <yosh@gimp.org>
8266 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8269 2008-06-30 Ian Lance Taylor <iant@google.com>
8273 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8274 versions]: Don't try to read the value in the contents, since we
8275 don't use it. Use the template endianness when writing.
8277 2008-06-25 Cary Coutant <ccoutant@google.com>
8279 * fileread.cc (File_read::make_view): Assert on zero-length view.
8280 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8281 symbol table when there are no symbols to read.
8283 2008-06-23 Craig Silverstein <csilvers@google.com>
8285 * version.cc (version_string): Bump to 1.7
8287 2008-06-18 Craig Silverstein <csilvers@google.com>
8289 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8290 constant 0xFFFF to type Valtype.
8291 (Powerpc_relocate_functions::rel16_ha): Likewise.
8293 2008-06-17 Ian Lance Taylor <iant@google.com>
8295 * output.h (Output_section::Input_section): Initialize p2align_ to
8296 zero for Output_section_data constructors.
8297 (Output_section::Input_section::addralign): If not an input
8298 section, return the alignment of the Output_section_data.
8299 * testsuite/copy_test.cc: New file.
8300 * testsuite/copy_test_1.cc: New file.
8301 * testsuite/copy_test_2.cc: New file.
8302 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8303 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8304 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8305 (copy_test_1_pic.o, copy_test_1.so): New targets.
8306 (copy_test_2_pic.o, copy_test_2.so): New targets.
8307 * testsuite/Makefile.in: Rebuild.
8309 * script-sections.cc (Script_sections::place_orphan): Initialize
8310 local variable exact.
8312 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8314 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8316 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8317 David S. Miller <davem@davemloft.net>
8319 * powerpc.cc: New file.
8320 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8321 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8322 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8323 * Makefile.in: Rebuild.
8325 2008-06-09 Ian Lance Taylor <iant@google.com>
8327 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8329 (throwing, orig_terminate): New static variables.
8330 (terminate_handler): New static function.
8331 (t2): Set terminate handler.
8333 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8336 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8339 2008-05-30 Cary Coutant <ccoutant@google.com>
8341 * archive.cc (Archive::include_all_members) Correct to step
8342 over symbol table and extended name table in thin archives.
8344 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8347 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8350 2008-05-28 Caleb Howe <cshowe@google.com>
8352 * reduced_debug_output.cc: New file.
8353 * reduced_debug_output.h: New file.
8354 * options.h (class General_options): Add --strip-debug-non-line.
8355 * options.cc (General_options::finalize): Add strip_debug_non_line
8356 to the strip heirarchy.
8357 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8359 * layout.cc: Include "reduced_debug_output.h".
8360 (Layout::Layout): Initialize new fields.
8361 (line_only_debug_sections): New static array.
8362 (is_lines_only_debug_sections): New static inline function.
8363 (Layout::include_section): Handle --strip-debug-non-line.
8364 (Layout::make_output_section): If --strip-debug-non-line, build
8365 new output sections for .debug_abbrev and .debug_info.
8366 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8367 gold. Warn about possible overflow.
8368 (read_signed_LEB_128): Likewise.
8369 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8370 (read_signed_LEB_128): Declare.
8371 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8372 (HFILES): Add reduced_debug_output.h.
8373 * Makefile.in: Rebuild.
8375 2008-05-21 Ian Lance Taylor <iant@google.com>
8377 * mapfile.cc: New file.
8378 * mapfile.h: New file.
8379 * options.h (class General_options): Add -M/--print-map and -Map.
8380 * options.cc (General_options::finalize): Make -M equivalent to
8382 * main.cc: Include <cstdio> and "mapfile.h".
8383 (main): Open mapfile if requested.
8384 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8385 constructor. Change caller.
8386 (queue_initial_tasks): Add mapfile parameter. Change caller.
8387 (queue_middle_tasks): Likewise.
8388 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8390 * archive.cc: Include "mapfile.h".
8391 (Archive::add_symbols): Add mapfile parameter. Change all
8392 callers. Pass mapfile, symbol, and reason to include_member.
8393 (Archive::include_all_members): Add mapfile parameter. Change all
8395 (Archive::include_member): Add mapfile, sym, and why parameters.
8396 Change all callers. Report inclusion to map file.
8397 * archive.h: Include "fileread.h".
8398 (class Archive): Update declarations.
8399 (Archive::file): New const method.
8400 (class Add_archive_symbols): Add mapfile_ field. Update
8401 constructor. Change all callers.
8402 * readsyms.h (class Read_symbols): Likewise.
8403 (class Finish_group): Likewise.
8404 (class Read_script): Likewise.
8405 * common.cc: Include "mapfile.h".
8406 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8408 (Symbol_table::do_allocate_commons): Likewise.
8409 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8410 symbol allocation to mapfile.
8411 * common.h (class Allocate_commons_task): Add mapfile_ field.
8412 Update constructor. Change all callers.
8413 * symtab.h (class Symbol_table): Update declarations.
8414 * layout.cc: Include "mapfile.h".
8415 (Layout_task_runner::run): Print information to mapfile.
8416 (Layout::create_gold_note): Change Output_data_fixed_space to
8417 Output_data_zero_fill.
8418 (Layout::create_build_id): Likewise.
8419 (Layout::print_to_mapfile): New function.
8420 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8421 constructor. Change caller.
8422 (class Layout): Declare print_to_mapfile.
8423 * output.cc (Output_section::Input_section::print_to_mapfile): New
8425 (Output_section::add_input_section): If producing a map, always
8426 add to input_sections_ list.
8427 (Output_section::do_print_to_mapfile): New function.
8428 (Output_segment::print_sections_to_mapfile): New function.
8429 (Output_segment::print_section_list_to_mapfile): New function.
8430 * output.h: Include "mapfile.h".
8431 (Output_data::print_to_mapfile): New function.
8432 (Output_data::do_print_to_mapfile): New virtual function.
8433 (Output_segment_headers::do_print_to_mapfile): New function.
8434 (Output_file_header::do_print_to_mapfile): New function.
8435 (Output_data_const::do_print_to_mapfile): New function.
8436 (class Output_data_const_buffer): Add map_name_ field. Update
8437 constructor. Change all callers. Add do_print_to_mapfile
8439 (class Output_data_fixed_space): Likewise.
8440 (class Output_data_space): Likewise.
8441 (class Output_data_zero_fill): New class.
8442 (Output_data_strtab::do_print_to_mapfile): New function.
8443 (Output_data_reloc_base::do_print_to_mapfile): New function.
8444 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8445 (Output_data_group::do_print_to_mapfile): New function.
8446 (Output_data_got::do_print_to_mapfile): New function.
8447 (Output_data_dynamic::do_print_to_mapfile): New function.
8448 (Output_symtab_xindex::do_print_to_mapfile): New function.
8449 (class Output_section): Declare do_print_to_mapflie. Declare
8450 print_to_mapfile in Input_section.
8451 (class Output_segment): Declare new functions.
8452 * object.h (Sized_relobj::symbol_count): New function.
8453 * script-sections.cc
8454 (Output_section_element_dot_assignment::set_section_addresses):
8455 Change Output_data_fixed_space to Output_data_zero_fill.
8456 (Output_data_expression::do_print_to_mapfile): New function.
8457 * script.cc (read_input_script): Add mapfile parameter. Change
8459 * script.h (read_input_script): Update declaration.
8460 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8461 (Eh_frame::do_print_to_mapfile): New function.
8462 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8463 (Output_merge_string::do_print_to_mapfile): New function.
8464 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8466 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8468 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8470 * Makefile.am (CCFILES): Add mapfile.cc.
8471 (HFILES): Add mapfile.h.
8472 * Makefile.in: Rebuild.
8474 2008-05-19 Ian Lance Taylor <iant@google.com>
8476 * options.h (class General_options): Add -z relro.
8477 * layout.cc (Layout::Layout): Initialize relro_segment_.
8478 (Layout::add_output_section_data): Return the output section.
8479 (Layout::make_output_section): Rcognize relro sections and mark
8481 (Layout::attach_allocated_section_to_segment): Put relro sections
8482 in a PT_GNU_RELRO segment.
8483 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8485 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8487 (Layout::linkonce_mapping): Map d.rel.ro.local to
8489 (Layout::output_section_name): Us .data.rel.ro.local for any
8490 section which begins with that.
8491 * layout.h (class Layout): Update add_output_section_data
8492 declaration. Add relro_segment_ field.
8493 * output.cc (Output_section::Output_section): Initialize is_relro_
8494 and is_relro_local_ fields.
8495 (Output_segment::add_output_section): Group relro sections.
8496 (Output_segment::is_first_section_relro): New function.
8497 (Output_segment::maximum_alignment): If there is a relro section,
8498 align the segment to the common page size.
8499 (Output_segment::set_section_addresses): Track whether we are
8500 looking at relro sections. If the last section is a relro
8501 section, align to the common page size.
8502 (Output_segment::set_section_list_addresses): Add in_relro
8503 parameter. Change all callers. Align to the page size when
8504 moving from relro to non-relro section.
8505 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8507 * output.h (class Output_section): Add is_relro_ and
8508 is_relro_local_ fields.
8509 (Output_section::is_relro): New function.
8510 (Output_section::set_is_relro): New function.
8511 (Output_section::is_relro_local): New function.
8512 (Output_section::set_is_relro_local): New function.
8513 (class Output_segment): Update declarations.
8514 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8515 * sparc.cc (Target_sparc::got_section): Likewise.
8516 * x86_64.cc (Target_x86_64::got_section): Likewise.
8517 * testsuite/relro_test_main.cc: New file.
8518 * testsuite/relro_test.cc: New file.
8519 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8520 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8521 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8522 (relro_test.so, relro_test_pic.o): New targets.
8523 * testsuite/Makefile.in: Rebuild.
8525 2008-05-16 Ian Lance Taylor <iant@google.com>
8527 * output.cc (Output_segment::add_output_section): Remove front
8529 * output.h (class Output_segment): Remove
8530 add_initial_output_section and overloaded add_output_section.
8531 Update declaration of remaining add_output_section.
8532 * layout.cc (Layout::create_interp): Call add_output_section
8533 rather than add_initial_output_section.
8534 (Layout::finish_dynamic_section): Likewise.
8536 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8537 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8538 know the dynamic type.
8539 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8540 field. Initialize it in constructor.
8541 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8542 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8543 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8546 * output.cc (Output_reloc::get_address): Change return type to
8548 * output.h (class Output_reloc): Update get_address declaration.
8549 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8550 for section addresses.
8552 2008-05-09 Ian Lance Taylor <iant@google.com>
8555 * gold.cc (gold_nomem): Use return value of write.
8557 2008-05-08 Ian Lance Taylor <iant@google.com>
8559 * symtab.c (Symbol::init_base_output_data): Add version
8560 parameter. Change all callers.
8561 (Symbol::init_base_output_segment): Likewise.
8562 (Symbol::init_base_constant): Likewise.
8563 (Symbol::init_base_undefined): Likewise.
8564 (Sized_symbol::init_output_data): Likewise.
8565 (Sized_symbol::init_output_segment): Likewise.
8566 (Sized_symbol::init_constant): Likewise.
8567 (Sized_symbol::init_undefined): Likewise.
8568 (Symbol_table::do_define_in_output_data): If the new symbol has a
8569 version, mark it as the default.
8570 (Symbol_table::do_define_in_output_segment): Likewise.
8571 (Symbol_table::do_define_as_constant): Likewise.
8572 * symtab.h (class Symbol): Update declarations.
8573 (class Sized_symbol): Likewise.
8574 * resolve.cc (Symbol::override_version): New function.
8575 (Symbol::override_base): Call override_version.
8576 (Symbol::override_base_with_special): Likewise.
8577 * testsuite/ver_script_8.script: New file.
8578 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8579 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8580 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8581 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8583 2008-05-06 Ian Lance Taylor <iant@google.com>
8586 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8588 (class General_options): Remove existing --undefined, and add
8589 --no-undefined instead. Add new --undefined as synonym for -u.
8590 * archive.cc (Archive::add_symbols): Check whether symbol was
8592 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8593 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8594 all uses. Add IS_UNDEFINED. Update declarations to split
8595 different versions of init_base. Declare init_base_undefined.
8596 (Symbol::is_defined): Handle IS_UNDEFINED.
8597 (Symbol::is_undefined): Likewise.
8598 (Symbol::is_weak_undefined): Call is_undefined.
8599 (Symbol::is_absolute): Handle IS_CONSTANT.
8600 (class Sized_symbol): Update declarations to split different
8601 versions of init. Declare init_undefined.
8602 (class Symbol_table): Declare new functions.
8603 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8605 (Symbol::init_base_output_data): Likewise.
8606 (Symbol::init_base_output_segment): Likewise.
8607 (Symbol::init_base_constant): Likewise.
8608 (Symbol::init_base_undefined): New function.
8609 (Sized_symbol::init_object): Rename from init. Change all
8611 (Sized_symbol::init_output_data): Likewise.
8612 (Sized_symbol::init_output_segment): Likewise.
8613 (Sized_symbol::init_constant): Likewise.
8614 (Sized_symbol::init_undefined): New function.
8615 (Symbol_table::add_undefined_symbols_from_command_line): New
8617 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8619 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8620 (Symbol::output_section): Likewise.
8621 (Symbol::set_output_section): Likewise.
8622 (Symbol_table::sized_finalize_symbol): Likewise.
8623 (Symbol_table::sized_write_globals): Likewise.
8624 * resolve.cc (Symbol_table::should_override): Likewise.
8625 (Symbol::override_base_with_special): Likewise.
8627 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8628 symbol, change it to have default visibility.
8629 * testsuite/protected_1.cc: New file.
8630 * testsuite/protected_2.cc: New file.
8631 * testsuite/protected_3.cc: New file.
8632 * testsuite/protected_main_1.cc: New file.
8633 * testsuite/protected_main_2.cc: New file.
8634 * testsuite/protected_main_3.cc: New file.
8635 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8636 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8637 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8638 (protected_1.so): New target.
8639 (protected_1_pic.o, protected_2_pic.o): New targets.
8640 (protected_3_pic.o): New target.
8641 (check_PROGRAMS): Add protected_2.
8642 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8643 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8644 * testsuite/Makefile.in: Rebuild.
8646 * options.h (DEFINE_var): Add set_user_set_##varname__.
8647 (DEFINE_bool_alias): New macro.
8648 (class General_options): Define -Bstatic using DEFINE_bool_alias
8649 rather than DEFINE_special. Add --undefined as an alias for -z
8651 * options.cc (General_options::parse_Bstatic): Remove.
8653 * options.h (class General_options): Add --fatal-warnings.
8654 * main.cc (main): Implement --fatal-warnings.
8655 * errors.h (Errors::warning_count): New function.
8657 * options.h (class General_options): Add -Bsymbolic-functions.
8658 * symtab.h (Symbol::is_preemptible): Check for
8659 -Bsymbolic-functions.
8661 2008-05-05 Ian Lance Taylor <iant@google.com>
8663 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8664 as noVARNAME rather than no-VARNAME.
8665 (class General_options): Add option -z combreloc.
8666 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8668 (Output_reloc::sort_before) [SHT_REL]: New function.
8669 (Output_reloc::sort_before) [SHT_RELA]: New function.
8670 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8671 Sort_relocs_comparison.
8672 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8673 parameter. Change all callers.
8674 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8675 sort_relocs parameter. Change all callers.
8676 * output.cc (Output_reloc::get_address): New function, broken out
8678 (Output_reloc::write_rel): Call it.
8679 (Output_reloc::compare): New function.
8680 (Output_data_reloc_base::do_write): Optionally sort relocs.
8682 * configure.ac: If targ_extra_obj is set, link it in.
8683 * configure.tgt: Initialize all variables.
8684 (x86_64*): Set targ_extra_obj and targ_extra_size.
8685 * configure: Rebuild.
8687 * object.cc (Sized_relobj::include_section_group): Adjust section
8688 indexes read from group data. Build vector to pass to
8690 * layout.cc (Layout::layout_group): Add flags and shndxes
8691 parameters. Remove contents parameter. Change caller. Update
8692 explicit instantiations.
8693 * layout.h (class Layout): Update layout_group declaration.
8694 * output.cc (Output_data_group::Output_data_group): Add flags and
8695 input_shndxes parameters. Remove contents parameter. Change
8697 (Output_data_group::do_write): Change input_sections_ to
8699 * output.h (class Output_data_group): Update constructor
8700 declaration. Rename input_sections_ to input_shndxes_.
8701 * testsuite/many_sections_test.cc: Add template.
8703 2008-04-30 Cary Coutant <ccoutant@google.com>
8705 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8707 * layout.cc (Layout::include_section): Refactored check for debug
8709 (Layout::add_comdat): Add new parameters. Change type
8710 of signature parameter. Add object and shndx to signatures table.
8711 (Layout::find_kept_object): New function.
8712 * layout.h: Include <cstring>.
8713 (Layout::is_debug_info_section): New function.
8714 (Layout::add_comdat): Add new parameters.
8715 (Layout::find_kept_object): New function.
8716 (Layout::Kept_section): New struct.
8717 (Layout::Signatures): Change type of map range.
8718 * object.cc (Relobj::output_section_address): New function.
8719 (Sized_relobj::include_section_group): Add new parameters. Change
8720 calls to Layout::add_comdat. Change to build table of kept comdat
8721 groups and table mapping discarded sections to kept sections.
8722 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8723 (Sized_relobj::do_layout): Change calls to include_section_group and
8724 include_linkonce_section.
8725 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8726 value to zero when section is discarded.
8727 (Sized_relobj::map_to_kept_section): New function.
8728 * object.h (Relobj::output_section_address): New function.
8729 (Relobj::Comdat_group): New type.
8730 (Relobj::find_comdat_group): New function.
8731 (Relobj::Comdat_group_table): New type.
8732 (Relobj::Kept_comdat_section): New type.
8733 (Relobj::Kept_comdat_section_table): New type.
8734 (Relobj::add_comdat_group): New function.
8735 (Relobj::set_kept_comdat_section): New function.
8736 (Relobj::get_kept_comdat_section): New function.
8737 (Relobj::comdat_groups_): New field.
8738 (Relobj::kept_comdat_sections_): New field.
8739 (Symbol_value::input_value): Update comment.
8740 (Sized_relobj::map_to_kept_section) New function.
8741 (Sized_relobj::include_linkonce_section): Add new parameter.
8742 * target-reloc.h (Comdat_behavior): New type.
8743 (get_comdat_behavior): New function.
8744 (relocate_section): Add code to map a discarded section to the
8745 corresponding kept section when applying a relocation.
8747 2008-04-30 Craig Silverstein <csilvers@google.com>
8749 * dwarf_reader.cc (next_generation_count): New static var.
8750 (Addr2line_cache_entry): New struct.
8751 (addr2line_cache): New static var.
8752 (Dwarf_line_info::one_addr2line): Added caching.
8753 (Dwarf_line_info::clear_addr2line_cache): New function.
8754 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8755 cache-size parameter.
8756 (Dwarf_line_info::one_addr2line_cache): New function.
8757 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8758 new cache-size argument to one_addr2line(), and clear cache.
8760 2008-04-28 Cary Coutant <ccoutant@google.com>
8762 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8763 R_386_PC8 relocations.
8765 2008-04-23 Ian Lance Taylor <iant@google.com>
8767 * object.cc (Sized_relobj::include_section_group): Check for
8768 invalid section group.
8770 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8773 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8774 than read for file header.
8775 * archive.cc (Archive::include_member): Likewise.
8777 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8779 * aclocal.m4: Regenerate.
8780 * configure: Regenerate.
8782 2008-04-19 Ian Lance Taylor <iant@google.com>
8784 * version.cc (version_string): Bump to 1.6.
8786 * testsuite/Makefile.am (many_sections_r_test): New target.
8787 (many_sections_r_test_SOURCES): Remove.
8788 (many_sections_r_test_DEPENDENCIES): Remove.
8789 (many_sections_r_test_LDFLAGS): Remove.
8790 (many_sections_r_test_LDADD): Remove.
8792 * object.cc (Sized_relobj::do_add_symbols): Always pass
8793 local_symbol_count_ to add_from_relobj.
8795 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8796 every thousand variables.
8797 * testsuite/Makefile.in: Rebuild.
8799 * object.cc (Xindex::initialize_symtab_xindex): New function.
8800 (Xindex::read_symtab_xindex): New function.
8801 (Xindex::sym_xindex_to_shndx): New function.
8802 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8804 (Sized_relobj::do_initialize_xindex): New function.
8805 (Sized_relobj::do_read_symbols): Adjust section links.
8806 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8807 parameter. Change all callers.
8808 (Sized_relobj::include_section_group): Adjust section links and
8809 symbol section indexes.
8810 (Sized_relobj::do_layout): Adjust section links.
8811 (Sized_relobj::do_count_local_symbols): Adjust section links and
8812 symbol section indexes.
8813 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8814 ordinary and special symbols.
8815 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8816 dynsym_xindex parameters. Change all callers. Adjust section
8817 links. Use SHN_XINDEX when needed.
8818 (Sized_relobj::get_symbol_location_info): Adjust section links.
8819 Don't get fooled by special symbols.
8820 * object.h (class Xindex): Define.
8821 (class Object): Add xindex_ parameter. Declare virtual functoin
8822 do_initialize_xindex.
8823 (Object::adjust_sym_shndx): New function.
8824 (Object::set_xindex): New protected function.
8825 (class Symbol_value): Add is_ordinary_shndx_ field.
8826 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8827 (Symbol_value::value): Assert ordinary section.
8828 (Symbol_value::initialize_input_to_output_map): Likewise.
8829 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8831 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8833 (class Sized_relobj): Update declarations.
8834 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8835 parameter. Change all callers.
8836 (Sized_relobj::adjust_shndx): New function.
8837 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8839 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8840 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8841 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8842 (Sized_dynobj::read_dynsym_section): Adjust section links.
8843 (Sized_dynobj::read_dynamic): Likewise.
8844 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8846 (Sized_dynobj::do_initialize_xindex): New function.
8847 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8848 do_initialize_xindex.
8849 (Sized_dynobj::adjust_shndx): New function.
8850 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8851 dynsym_xindex_ fields.
8852 (Layout::finalize): Add a call to set_section_indexes before
8853 creating the symtab sections.
8854 (Layout::set_section_indexes): Don't do anything if the section
8855 already has a section index.
8856 (Layout::create_symtab_sections): Add shnum parameter. Change
8857 caller. Create .symtab_shndx section if needed.
8858 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8860 (Layout::allocated_output_section_count): New function.
8861 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8863 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8864 fields. Update declarations.
8865 (Layout::symtab_xindex): New function.
8866 (Layout::dynsym_xindex): New function.
8867 (class Write_symbols_task): Add layout_ field.
8868 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8870 * output.cc (Output_section_headers::Output_section_headers): Add
8871 shstrtab_section parameter. Change all callers.
8872 (Output_section_headers::do_sized_write): Store overflow values
8873 for section count and section string table section index in
8874 section header zero.
8875 (Output_file_header::do_sized_write): Check for overflow of
8876 section count and section string table section index.
8877 (Output_symtab_xindex::do_write): New function.
8878 (Output_symtab_xindex::endian_do_write): New function.
8879 * output.h (class Output_section_headers): Add shstrtab_section_.
8880 Update declarations.
8881 (class Output_symtab_xindex): Define.
8882 (Output_section::has_out_shndx): New function.
8883 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8885 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8887 (Sized_symbol::init): Likewise.
8888 (Symbol::output_section): Check for ordinary symbol.
8889 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8890 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8892 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8893 Change all callers. Simplify handling of symbols from sections
8894 not included in the link.
8895 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8897 (Weak_alias_sorter::operator()): Assert that symbols are
8899 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8901 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8902 parameters. Change all callers.
8903 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8904 symbol distinction. Use SHN_XINDEX when needed.
8905 (Symbol_table::write_section_symbol): Add symtab_xindex
8906 parameter. Change all callers.
8907 (Symbol_table::sized_write_section_symbol): Likewise. Use
8908 SHN_XINDEX when needed.
8909 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8911 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8912 (Symbol::is_defined): Check is_ordinary.
8913 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8914 (Symbol::is_absolute, Symbol::is_common): Likewise.
8915 (class Sized_symbol): Update declarations.
8916 (class Symbol_table): Update declarations.
8917 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8918 parameters. Change all callers.
8919 (Sized_symbol::override): Likewise.
8920 (Symbol_table::override): Likewise.
8921 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8922 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8923 is_ordinary, and orig_st_shndx parameters. Change all callers.
8924 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8925 to be in an ordinary section.
8926 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8927 object and is_ordinary parameters. Change all callers.
8928 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8929 Change all callers. Don't add undefined or non-ordinary symbols
8931 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8933 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8935 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8936 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8937 (Sized_relobj::relocate_sections): Likewise.
8938 * target-reloc.h (scan_relocs): Adjust section symbol index.
8939 (scan_relocatable_relocs): Likewise.
8940 * i386.cc (Scan::local): Check for ordinary symbols.
8941 * sparc.cc (Scan::local): Likewise.
8942 * x86_64.cc (Scan::local): Likewise.
8943 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8944 to symbol_section_and_value.
8945 * testsuite/many_sections_test.cc: New file.
8946 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8947 (check_PROGRAMS): Add many_sections_test.
8948 (many_sections_test_SOURCES): Define.
8949 (many_sections_test_DEPENDENCIES): Define.
8950 (many_sections_test_LDFLAGS): Define.
8951 (BUILT_SOURCES): Add many_sections_define.h.
8952 (many_sections_define.h): New target.
8953 (BUILT_SOURCES): Add many_sections_check.h.
8954 (many_sections_check.h): New target.
8955 (check_PROGRAMS): Add many_sections_r_test.
8956 (many_sections_r_test_SOURCES): Define.
8957 (many_sections_r_test_DEPENDENCIES): Define.
8958 (many_sections_r_test_LDFLAGS): Define.
8959 (many_sections_r_test_LDADD): Define.
8960 (many_sections_r_test.o): New target.
8961 * testsuite/Makefile.in: Rebuild.
8963 2008-04-17 Cary Coutant <ccoutant@google.com>
8965 * errors.cc (Errors::info): New function.
8966 (gold_info): New function.
8967 * errors.h (Errors::info): New function.
8968 * gold.h (gold_info): New function.
8969 * object.cc (Input_objects::add_object): Print trace output.
8970 * options.cc (options::parse_set): New function.
8971 (General_options::parse_wrap): Deleted.
8972 (General_options::General_options): Deleted initializer.
8973 * options.h (options::String_set): New typedef.
8974 (options::parse_set): New function.
8975 (DEFINE_set): New macro.
8976 (General_options::wrap): Changed to use DEFINE_set. Changed
8977 callers of any_wrap_symbols and is_wrap_symbol.
8978 (General_options::trace, General_options::trace_symbol):
8980 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8981 (General_options::wrap_symbols_): Deleted.
8982 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8984 2008-04-17 David S. Miller <davem@davemloft.net>
8986 * options.cc (General_options::parse_V): New function.
8987 * options.h: Add entries for -V and -Qy.
8989 2008-04-17 Ian Lance Taylor <iant@google.com>
8991 * common.cc (Symbol_table::allocate_commons): Remove options
8992 parameter. Change caller.
8993 (Symbol_table::do_allocate_commons): Remove options parameter.
8994 Change caller. Just call do_allocate_commons_list twice.
8995 (Symbol_table::do_allocate_commons_list): New function, broken out
8996 of do_allocate_commons.
8997 * common.h (class Allocate_commons_task): Remove options_ field.
8999 * symtab.cc (Symbol_table::Symbol_table): Initialize
9001 (Symbol_table::add_from_object): Put TLS common symbols on
9003 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9004 which are IN_OUTPUT_DATA.
9005 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9006 allocate_commons and do_allocate_commons declarations. Declare
9007 do_allocate_commons_list.
9008 * gold.cc (queue_middle_tasks): Update creation of
9009 Allocate_commons_task to not pass options.
9010 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9011 (TLS_TEST_C_FLAGS): New variable.
9012 (tls_test_c_pic.o): New target.
9013 (tls_test_shared.so): Link in tls_test_c_pic.o.
9014 (tls_test_c_pic_ie.o): New target.
9015 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9016 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9017 (tls_test_c.o): New target.
9018 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9019 (tls_pic_test_LDADD): Likewise.
9020 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9021 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9022 (tls_test_c_gnu2.o): New target.
9023 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9025 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9026 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9027 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9028 * testsuite/tls_test.cc: Include "config.h".
9029 (t_last): Call t11_last.
9030 * testsuite/tls_test.h (t11, t11_last): Declare.
9031 * testsuite/tls_test_c.c: New file.
9032 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9033 * configure.ac: Check for OpenMP support.
9034 * configure, config.in, Makefile.in: Rebuild.
9035 * testsuite/Makefile.in: Rebuild.
9037 2008-04-16 Cary Coutant <ccoutant@google.com>
9039 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9040 (Target_i386::tls_base_symbol_defined_): New field.
9041 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9042 (Target_i386::Scan::global): Likewise.
9043 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9044 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9045 (Target_x86_64::tls_base_symbol_defined_): New field.
9046 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9047 (Target_x86_64::Scan::global): Likewise.
9049 2008-04-16 Cary Coutant <ccoutant@google.com>
9051 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9052 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9053 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9054 building shared libraries.
9055 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9056 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9057 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9058 * testsuite/Makefile.in: Rebuild.
9059 * testsuite/weak_undef.h: New file.
9060 * testsuite/weak_undef_file1.cc: Add extra test cases.
9061 * testsuite/weak_undef_file2.cc: Likewise.
9062 * testsuite/weak_undef_test.cc: Likewise.
9064 2008-04-16 David S. Miller <davem@davemloft.net>
9066 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9067 Add issued_non_pic_error_ field. Declare check_non_pic.
9068 (Target_sparc::Scan::check_non_pic): New function.
9069 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9070 (Target_sparc::Scan::global): Likewise.
9072 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9073 * configure: Rebuild.
9075 * options.h (DEFINE_enable): New macro.
9076 (new_dtags): New enable option.
9077 (initfirst, interpose, loadfltr, nodefaultlib,
9078 nodelete, nodlopen, nodump): New -z options.
9079 * layout.cc (Layout:finish_dynamic_section): If new
9080 dtags enabled, emit DT_RUNPATH. Also, emit a
9081 DT_FLAGS_1 containing any specified -z flags.
9083 2008-04-16 Ian Lance Taylor <iant@google.com>
9085 * copy-relocs.cc: New file.
9086 * copy-relocs.h: New file.
9087 * reloc.cc: Remove Copy_relocs code.
9088 * reloc.h: Likewise.
9089 * reloc-types.h (struct Reloc_types) [both versions]: Add
9090 get_reloc_addend_noerror.
9091 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9092 variants of add_global which take an addend which must be zero.
9093 * i386.cc: Include "copy-relocs.h".
9094 (class Target_i386): Change type of copy_relocs_ to variable,
9096 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9098 (Target_i386::do_finalize_sections): Change handling of
9100 * sparc.cc: Include "copy-relocs.h".
9101 (class Target_sparc): Change type of copy_relocs_ to variable,
9103 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9105 (Target_sparc::do_finalize_sections): Change handling of
9107 * x86_64.cc: Include "copy-relocs.h".
9108 (class Target_x86_64): Change type of copy_relocs_ to variable,
9110 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9111 class. Change all callers.
9112 (Target_x86_64::do_finalize_sections): Change handling of
9114 * Makefile.am (CCFILES): Add copy-relocs.cc.
9115 (HFILES): Add copy-relocs.h.
9117 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9119 * testsuite/script_test_4.sh: Permit leading zeroes.
9121 2008-04-15 Ian Lance Taylor <iant@google.com>
9123 * script-sections.cc (Script_sections::create_segments): Use
9124 header_size_adjustment even when there is enough room for the
9126 * testsuite/script_test_4.sh: New file.
9127 * testsuite/script_test_4.t: New file.
9128 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9129 (check_DATA): Add script_test_4.stdout.
9130 (MOSTLYCLEANFILES): Likewise.
9131 (script_test_4): New target.
9132 (script_test_4.stdout): New target.
9133 * testsuite/Makefile.in: Rebuild.
9135 * sparc.cc: Add definitions for Output_data_plt_sparc class
9138 2008-04-14 David S. Miller <davem@davemloft.net>
9140 * sparc.cc: New file.
9141 * Makefile.am (TARGETSOURCES): Add sparc.cc
9142 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9143 * configure.tgt: Document targ_extra_size and
9144 targ_extra_big_endian. Add entries for sparc-* and
9146 * configure.ac: Handle targ_extra_size and
9147 targ_extra_big_endian.
9148 * Makefile.in: Rebuild.
9149 * configure: Likewise.
9150 * po/POTFILES.in: Likewise.
9151 * po/gold.pot: Likewise.
9153 2008-04-14 Ian Lance Taylor <iant@google.com>
9155 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9156 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9157 in the name/type/flags to section mapping. Don't call
9158 allocate_output_section.
9159 (Layout::choose_output_section): Change parameter from adjust_name
9160 to is_input_section. Don't permit input sections after sections
9161 are attached to segments. Don't call allocate_output_section.
9162 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9163 not write_enable_output_section.
9164 (Layout::make_output_section): Don't push to
9165 unattached_section_list_ nor call attach_to_segment. Call
9166 attach_section_to_segment if sections are attached.
9167 (Layout::attach_sections_to_segments): New function.
9168 (Layout::attach_section_to_segment): New function.
9169 (Layout::attach_allocated_section_to_segment): Rename from
9170 attach_to_segment. Remove flags parameter.
9171 (Layout::allocate_output_section): Remove function.
9172 (Layout::write_enable_output_section): Remove function.
9173 * layout.h (class Layout): Update for above changes. Add new
9174 field sections_are_attached_.
9175 * output.h (Output_section::update_flags_for_input_section): New
9177 * output.cc (Output_section::add_input_section): Call
9178 update_flags_for_input_section.
9179 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9181 2008-04-11 Cary Coutant <ccoutant@google.com>
9183 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9184 thought unnecessary.
9185 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9187 2008-04-11 Ian Lance Taylor <iant@google.com>
9189 * output.h (class Output_section_data): Remove inline definition
9191 * output.cc (Output_section_data::set_addralign): New function.
9193 2008-04-11 Cary Coutant <ccoutant@google.com>
9195 Add support for TLS descriptors for i386 and x86_64.
9196 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9197 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9198 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9200 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9201 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9202 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9204 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9205 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9206 Fix problem with initial-exec relocations.
9207 (Target_i386::Relocate::relocate_tls): Likewise.
9208 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9210 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9211 support for section-plus-offset dynamic table entries.
9212 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9213 (Output_data_dynamic::Dynamic_entry): Add support for
9214 section-plus-offset dynamic table entries.
9215 (Output_data_dynamic::Classification): Likewise.
9216 (Output_data_dynamic::classification_): Renamed offset_.
9217 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9218 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9219 (Target_x86_64::make_plt_section): New function.
9220 (Target_x86_64::reserve_tlsdesc_entries): New function.
9221 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9222 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9223 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9224 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9225 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9226 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9227 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9228 add extra PLT entry for TLS descriptors.
9229 (Output_data_plt_x86_64::got_): New field.
9230 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9231 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9233 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9235 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9236 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9237 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9238 R_386_TLS_DESC_CALL relocations.
9239 (Target_x86_64::Scan::global): Likewise.
9240 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9241 for TLS descriptors.
9242 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9243 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9244 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9245 GD-to-IE relaxation.
9246 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9247 and TLS_DESCRIPTORS.
9248 * Makefile.in: Rebuild.
9249 * configure: Rebuild.
9250 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9251 (tls_test_shared2.so): New target.
9252 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9253 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9254 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9255 (tls_shared_gd_to_ie_test_LDADD): New variable.
9256 (tls_shared_gnu2_gd_to_ie_test): New target.
9257 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9259 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9260 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9261 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9262 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9263 (tls_shared_gnu2_test): New target.
9264 (tls_test_gnu2_shared.so): New target.
9265 (tls_shared_gnu2_test_SOURCES): New variable.
9266 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9267 (tls_shared_gnu2_test_LDFLAGS): New variable.
9268 (tls_shared_gnu2_test_LDADD): New variable.
9269 * testsuite/Makefile.in: Rebuild.
9270 * testsuite/Makefile.
9272 2008-04-11 Ian Lance Taylor <iant@google.com>
9274 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9276 * testsuite/Makefile.in: Rebuild.
9278 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9280 * testsuite/script_test_2.cc (main): Adjust test.
9282 2008-04-11 David S. Miller <davem@davemloft.net>
9283 Ian Lance Taylor <iant@google.com>
9285 * options.h (General_options): Add entries for '-Y' and
9287 * options.cc (General_options:finalize): If -Y was used, add those
9288 entries to the library path instead of the default "/lib" and
9291 2008-04-11 David S. Miller <davem@davemloft.net>
9293 * testsuite/justsyms.t: Start at 0x100.
9294 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9295 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9297 * testsuite/script_test_2.cc: Adjust string and section length
9300 2008-04-09 Ian Lance Taylor <iant@google.com>
9303 * script-sections.cc (Sections_element::allocate_to_segment): Add
9305 (Output_section_definition::allocate_to_segment): Likewise.
9306 (Orphan_output_section::allocate_to_segment): Likewise.
9307 (Script_sections::attach_sections_using_phdrs_clause): Don't
9308 propagate non-PT_LOAD segments to orphan sections.
9309 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9310 readelf rather than objdump.
9311 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9312 .interp section and PT_INTERP segment are the same size.
9313 * testsuite/Makefile.in: Rebuild.
9315 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9316 aliases for symbols defined in the same object.
9317 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9318 (weak_alias_test_SOURCES): New variable.
9319 (weak_alias_test_DEPENDENCIES): New variable.
9320 (weak_alias_test_LDFLAGS): New variable.
9321 (weak_alias_test_LDADD): New variable.
9322 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9323 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9324 (weak_alias_test_3.o): New target.
9325 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9326 * testsuite/weak_alias_test_main.cc: New file.
9327 * testsuite/weak_alias_test_1.cc: New file.
9328 * testsuite/weak_alias_test_2.cc: New file.
9329 * testsuite/weak_alias_test_3.cc: New file.
9331 2008-04-08 Ian Lance Taylor <iant@google.com>
9333 * options.h (class General_options): Add --noinhibit-exec option.
9334 * main.cc (main): Check --noinhibit-exec.
9336 * options.h (class General_options): Define --wrap as a special
9337 option. Add wrap_symbols_ field.
9338 (General_options::any_wrap_symbols): New function.
9339 (General_options::is_wrap_symbol): New function.
9340 * options.cc (General_options::parse_wrap): New function.
9341 (General_options::General_options): Initialize wrap_symbols_.
9342 * symtab.cc (Symbol_table::wrap_symbol): New function.
9343 (Symbol_table::add_from_object): Handle --wrap.
9344 * symtab.h (class Symbol_table): Declare wrap_symbol.
9345 * target.h (Target::wrap_char): New function.
9346 (Target::Target_info): Add wrap_char field.
9347 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9348 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9349 * testsuite/testfile.cc (Target_test::test_target_info):
9352 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9355 * layout.h (class Layout): Add added_eh_frame_data_ field.
9356 * layout.cc (Layout::Layout): Initialize new field.
9357 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9358 output section until we find a section we merged successfully.
9359 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9360 that the size be non-zero.
9362 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9365 2008-04-08 Craig Silverstein <csilvers@google.com>
9367 * configure.ac: Export new conditional variable HAVE_ZLIB.
9368 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9370 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9371 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9373 2008-04-07 Ian Lance Taylor <iant@google.com>
9375 * version.cc (version_string): Set to "1.5".
9377 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9378 Add issued_non_pic_error_ field. Declare check_non_pic.
9379 (Target_x86_64::Scan::check_non_pic): New function.
9380 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9381 (Target_x86_64::Scan::global): Likewise.
9383 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9384 addend parameter. Change caller. Handle merge sections.
9385 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9386 Address to Addend. Don't add in the result of
9387 local_section_offset, pass down the addend and use the returned
9389 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9390 Update declarations of local_section_offset and symbol_value.
9391 * testsuite/two_file_test_1.cc (t18): New function.
9392 * testsuite/two_file_test_2.cc (f18): New function.
9393 * testsuite/two_file_test_main.cc (main): Call t18.
9394 * testsuite/two_file_test.h (t18, f18): Declare.
9396 * configure.ac: Don't test for objdump, c++filt, or readelf.
9397 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9399 (TEST_READELF): New variable.
9400 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9401 (check_PROGRAMS): Add two_file_strip_test.
9402 (two_file_strip_test): New target.
9403 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9404 (two_file_same_shared_strip_test_SOURCES): New variable.
9405 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9406 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9407 (two_file_same_shared_strip_test_LDADD): New variable.
9408 (two_file_shared_strip.so): New target.
9409 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9410 (ver_test_5.syms, ver_test_7.syms): Likewise.
9411 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9412 (strip_test_3.stdout): Use TEST_OBJDUMP.
9413 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9415 2008-04-04 Cary Coutant <ccoutant@google.com>
9417 * symtab.h (Symbol::is_weak_undefined): New function.
9418 (Symbol::is_strong_undefined): New function.
9419 (Symbol::is_absolute): New function.
9420 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9421 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9423 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9424 (weak_undef_test): New target.
9425 * testsuite/Makefile.in: Rebuild.
9426 * testsuite/weak_undef_file1.cc: New file.
9427 * testsuite/weak_undef_file2.cc: New file.
9428 * testsuite/weak_undef_test.cc: New file.
9430 2008-04-03 Craig Silverstein <csilvers@google.com>
9432 * compressed_output.h (class Output_compressed_section): Use
9434 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9436 (zlib_compressed_suffix): Removed.
9437 (Output_compressed_section::set_final_data_size): Use unsigned
9439 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9440 Fix linker invocation.
9441 (flagstest_o_specialfile_and_compress_debug_sections):
9443 * testsuite/Makefile.in: Regenerated.
9445 2008-04-02 David S. Miller <davem@davemloft.net>
9447 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9448 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9450 2008-04-02 Craig Silverstein <csilvers@google.com>
9454 2008-04-02 Ian Lance Taylor <iant@google.com>
9456 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9457 parameters. Update for new key type to views_. Change all
9459 (File_read::read): Adjust for byteshift in returned view.
9460 (File_read::add_view): New function, broken out of
9462 (File_read::make_view): New function, broken out of
9464 (File_read::find_or_make_view): Add offset and aligned
9465 parameters. Rewrite accordingly. Change all callers.
9466 (File_read::get_view): Add offset and aligned parameters. Adjust
9467 for byteshift in return value.
9468 (File_read::get_lasting_view): Likewise.
9469 * fileread.h (class File_read): Update declarations.
9470 (class File_read::View): Add byteshift_ field. Add byteshift to
9471 constructor. Add byteshift method.
9472 * archive.h (Archive::clear_uncached_views): New function.
9473 (Archive::get_view): Add aligned parameter. Change all callers.
9474 * object.h (Object::get_view): Add aligned parameter. Change all
9476 (Object::get_lasting_view): Likewise.
9478 * fileread.cc (File_read::release): Don't call clear_views if
9479 there are multiple objects.
9480 * fileread.h (File_read::clear_uncached_views): New function.
9481 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9484 2008-03-31 Cary Coutant <ccoutant@google.com>
9486 Add thin archive support.
9487 * archive.cc (Archive::armagt): New const.
9488 (Archive::setup): Remove task parameter and calls to unlock.
9489 (Archive::unlock_nested_archives): New function.
9490 (Archive::read_header): Add nested_off parameter. Change
9492 (Archive::interpret_header): Likewise.
9493 (Archive::include_all_members): Change to handle thin
9495 (Archive::include_member): Likewise.
9496 * archive.h (Archive::Archive): Add new parameters and
9498 (Archive::armagt): New const.
9499 (Archive::setup): Remove task parameter.
9500 (Archive::unlock_nested_archives): New function.
9501 (Archive::read_header): Add nested_off parameter.
9502 (Archive::interpret_header): Likewise.
9503 (Archive::Nested_archive_table): New typedef.
9504 (Archive::is_thin_archive_): New field.
9505 (Archive::nested_archives_): New field.
9506 (Archive::options_): New field.
9507 (Archive::dirpath_): New field.
9508 (Archive::task_): New field.
9509 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9510 for thin archives. Pass additional parameters to
9511 Archive::Archive. Unlock the archive file after calling
9514 2008-03-29 Ian Lance Taylor <iant@google.com>
9516 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9517 version symbol to be local.
9518 * testsuite/ver_test_4.sh: New file.
9519 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9520 (check_DATA): Add ver_test_4.syms.
9521 (ver_test_4.syms): New target.
9522 * testsuite/Makefile.in: Rebuild.
9525 (Output_section::Input_section_sort_entry::has_priority): New
9527 (Output_section::Input_section_sort_entry::match_file_name): New
9529 (Output_section::Input_section_sort_entry::match_section_name):
9531 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9533 (Output_section::Input_section_sort_entry::match_section_file):
9535 (Output_section::Input_section_sort_compare::operator()): Rewrite
9536 using new Input_section_sort_entry functions. Sort crtbegin and
9537 crtend first. Sort sections with no priority before sections with
9539 * testsuite/initpri1.c (d3): Check j != 4.
9540 (cd5): New constructor/destructor function.
9541 (main): Check j != 2.
9543 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9544 new symbol when resolving, don't call set_is_default.
9545 * testsuite/ver_test_7.cc: New file.
9546 * testsuite/ver_test_7.sh: New file.
9547 * testsuite/Makefile.am (ver_test_7.so): New target.
9548 (ver_test_7.o): New target.
9549 (check_SCRIPTS): Add ver_test_7.sh.
9550 (check_DATA): Add ver_test_7.syms.
9551 (ver_test_7.syms): New target.
9553 2008-03-28 Ian Lance Taylor <iant@google.com>
9555 * layout.cc (Layout::layout): If we see an input section with a
9556 name that needs sorting, set the must_sort flag for the output
9558 (Layout::make_output_section): If the name of the output section
9559 indicates that it might require sorting, set the may_sort flag.
9560 * output.h (Output_section::may_sort_attached_input_sections): New
9562 (Output_section::set_may_sort_attached_input_sections): New
9564 (Output_section::must_sort_attached_input_sections): New
9566 (Output_section::set_must_sort_attached_input_sections): New
9568 (class Output_section): Declare Input_section_sort_entry. Define
9569 Input_section_sort_compare. Declare
9570 sort_attached_input_sections. Add new fields:
9571 may_sort_attached_input_sections_,
9572 must_sort_attached_input_sections_,
9573 attached_input_sections_are_sorted_.
9574 * output.cc (Output_section::Output_section): Initialize new
9576 (Output_section::add_input_section): Add an entry to
9577 input_sections_ if may_sort or must_sort are true.
9578 (Output_section::set_final_data_size): Call
9579 sort_attached_input_sections if necessary.
9580 (Output_section::Input_section_sort_entry): Define new class.
9581 (Output_section::Input_section_sort_compare::operator()): New
9583 (Output_section::sort_attached_input_sections): New function.
9584 * configure.ac: Check whether the compiler supports constructor
9585 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9586 * testsuite/initpri1.c: New file.
9587 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9588 CONSTRUCTOR_PRIORITY.
9589 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9590 (initpri1_LDFLAGS): New variable.
9591 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9593 2008-03-27 Ian Lance Taylor <iant@google.com>
9595 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9596 * testsuite/common_test_1.c: New file.
9597 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9598 (common_test_1_SOURCES): New variable.
9599 (common_test_1_DEPENDENCIES): New variable.
9600 (common_test_1_LDFLAGS): New variable.
9602 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9603 and commons_ correctly when NAME/VERSION does not override
9605 * testsuite/ver_test_6.c: New file.
9606 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9607 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9608 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9610 2008-03-26 Ian Lance Taylor <iant@google.com>
9612 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9613 of an undefined symbol from a version script.
9614 * testsuite/Makefile.am (ver_test_5.so): New target.
9615 (ver_test_5.o): New target.
9616 (check_SCRIPTS): Add ver_test_5.sh.
9617 (check_DATA): Add ver_test_5.syms.
9618 (ver_test_5.syms): New target.
9619 * testsuite/ver_test_5.cc: New file.
9620 * testsuite/ver_test_5.script: New file.
9621 * testsuite/ver_test_5.sh: New file.
9622 * Makefile.in, testsuite/Makefile.in: Rebuild.
9625 Fix problems building gold with gcc 4.3.0.
9626 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9627 (gold_error_at_location, gold_warning_at_location): Use it.
9628 * configure.ac: Check whether we can compile and use a template
9629 function with a printf attribute.
9630 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9631 when jumping over bytes.
9632 * object.cc: Instantiate Object::read_section_data.
9633 * debug.h: Include <cstring>
9634 * dwarf_reader.cc: Include <algorithm>
9635 * main.cc: Include <cstring>.
9636 * options.cc: Include <cstring>.
9637 * output.cc: Include <cstring>.
9638 * script.cc: Include <cstring>.
9639 * script.h: Include <string>.
9640 * symtab.cc: Include <cstring> and <algorithm>.
9641 * target-select.cc: Include <cstring>.
9642 * version.cc: Include <string>.
9643 * testsuite/testmain.cc: Include <cstdlib>.
9644 * configure, config.in: Rebuild.
9646 2008-03-25 Ian Lance Taylor <iant@google.com>
9648 * options.cc: Include "../bfd/bfdver.h".
9649 (options::help): Print bug reporting address.
9651 * version.cc (print_version): Adjust output for current value of
9656 * options.cc (options::help): Print list of supported targets.
9657 * target-select.h: Include <vector>.
9658 (class Target_selector): Make machine_, size_, and is_big_endian_
9659 fields const. Add bfd_name_ and instantiated_target_ fields.
9660 (Target_selector::Target_selector): Add bfd_name parameter.
9661 (Target_selector::recognize): Make non-virtual, call
9663 (Target_selector::recognize_by_name): Make non-virtual, call
9664 do_recognize_by_name.
9665 (Target_selector::supported_names): New function.
9666 (Target_selector::bfd_name): New function.
9667 (Target_selector::do_instantiate_target): New pure virtual
9669 (Target_selector::do_recognize): New virtual function.
9670 (Target_selector::do_recognize_by_name): New virtual function.
9671 (Target_selector::instantiate_target): New private function.
9672 (supported_target_names): Declare.
9673 * target-select.cc (Target_selector::Target_selector): Update for
9674 new parameter and fields.
9675 (select_target_by_name): Check that the name matches before
9676 calling recognize_by_name.
9677 (supported_target_names): New function.
9678 * i386.cc (class Target_selector_i386): Update Target_selector
9679 constructor call. Remove recognize and recognize_by_name. Add
9680 do_instantiate_target.
9681 * x86_64.cc (class Target_selector_x86_64): Likewise.
9682 * testsuite/testfile.cc (class Target_selector_test): Update for
9683 changes to Target_selector.
9685 * README: Rewrite, with some notes on unsupported features.
9687 2008-03-24 Cary Coutant <ccoutant@google.com>
9689 * i386.cc (Target_i386::Got_type): New enum declaration.
9690 (Target_i386::Scan::local): Updated callers of Output_data_got
9692 (Target_i386::Scan::global): Likewise.
9693 (Target_i386::Relocate::relocate): Likewise.
9694 (Target_i386::Relocate::relocate_tls): Likewise.
9695 * object.h (Got_offset_list): New class.
9696 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9697 (Sized_relobj::local_got_offset): Likewise.
9698 (Sized_relobj::set_local_got_offset): Likewise.
9699 (Sized_relobj::local_has_tls_got_offset): Removed.
9700 (Sized_relobj::local_tls_got_offset): Removed.
9701 (Sized_relobj::set_local_tls_got_offset): Removed.
9702 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9703 * output.cc (Output_data_got::add_global): Added got_type parameter.
9704 (Output_data_got::add_global_with_rel): Likewise.
9705 (Output_data_got::add_global_with_rela): Likewise.
9706 (Output_data_got::add_global_pair_with_rel): New function.
9707 (Output_data_got::add_global_pair_with_rela): New function.
9708 (Output_data_got::add_local): Added got_type parameter.
9709 (Output_data_got::add_local_with_rel): Likewise.
9710 (Output_data_got::add_local_with_rela): Likewise.
9711 (Output_data_got::add_local_pair_with_rel): New function.
9712 (Output_data_got::add_local_pair_with_rela): New function.
9713 (Output_data_got::add_global_tls): Removed.
9714 (Output_data_got::add_global_tls_with_rel): Removed.
9715 (Output_data_got::add_global_tls_with_rela): Removed.
9716 (Output_data_got::add_local_tls): Removed.
9717 (Output_data_got::add_local_tls_with_rel): Removed.
9718 (Output_data_got::add_local_tls_with_rela): Removed.
9719 * output.h (Output_data_got::add_global): Added got_type parameter.
9720 (Output_data_got::add_global_with_rel): Likewise.
9721 (Output_data_got::add_global_with_rela): Likewise.
9722 (Output_data_got::add_global_pair_with_rel): New function.
9723 (Output_data_got::add_global_pair_with_rela): New function.
9724 (Output_data_got::add_local): Added got_type parameter.
9725 (Output_data_got::add_local_with_rel): Likewise.
9726 (Output_data_got::add_local_with_rela): Likewise.
9727 (Output_data_got::add_local_pair_with_rel): New function.
9728 (Output_data_got::add_local_pair_with_rela): New function.
9729 (Output_data_got::add_global_tls): Removed.
9730 (Output_data_got::add_global_tls_with_rel): Removed.
9731 (Output_data_got::add_global_tls_with_rela): Removed.
9732 (Output_data_got::add_local_tls): Removed.
9733 (Output_data_got::add_local_tls_with_rel): Removed.
9734 (Output_data_got::add_local_tls_with_rela): Removed.
9735 * resolve.cc (Symbol::override_base_with_special): Removed
9736 reference to has_got_offset_ field.
9737 * symtab.cc (Symbol::init_fields): Replaced initialization
9738 of got_offset_ with got_offsets_. Removed initialization
9740 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9741 (Symbol::got_offset): Likewise.
9742 (Symbol::set_got_offset): Likewise.
9743 (Symbol::has_tls_got_offset): Removed.
9744 (Symbol::tls_got_offset): Removed.
9745 (Symbol::set_tls_got_offset): Removed.
9746 (Symbol::got_offset_): Removed.
9747 (Symbol::tls_mod_got_offset_): Removed.
9748 (Symbol::tls_pair_got_offset_): Removed.
9749 (Symbol::got_offsets_): New field.
9750 (Symbol::has_got_offset): Removed.
9751 (Symbol::has_tls_mod_got_offset): Removed.
9752 (Symbol::has_tls_pair_got_offset): Removed.
9753 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9754 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9756 (Target_x86_64::Scan::global): Likewise.
9757 (Target_x86_64::Relocate::relocate): Likewise.
9758 (Target_x86_64::Relocate::relocate_tls): Likewise.
9760 2008-03-25 Ben Elliston <bje@au.ibm.com>
9762 * yyscript.y: Fix spelling error in comment.
9764 2008-03-24 Ian Lance Taylor <iant@google.com>
9766 * options.h (class General_options): Define build_id option.
9767 * layout.h (class Layout): Declare write_build_id, create_note,
9768 create_build_id. Add build_id_note_ member.
9769 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9770 "libiberty.h", "md5.h", "sha1.h".
9771 (Layout::Layout): Initialize eh_frame_data_,
9772 eh_frame_hdr_section_, and build_id_note_.
9773 (Layout::finalize): Call create_build_id.
9774 (Layout::create_note): New function, broken out of
9775 Layout::create_gold_note.
9776 (Layout::create_gold_note): Call create_note.
9777 (Layout::create_build_id): New function.
9778 (Layout::write_build_id): New function.
9779 (Close_task_runner::run): Call write_build_id.
9781 * x86_64.cc: Correct license to GPLv3.
9783 2008-03-23 Ian Lance Taylor <iant@google.com>
9785 * options.cc: Include "demangle.h".
9786 (parse_optional_string): New function.
9787 (parse_long_option): Handle takes_optional_argument.
9788 (parse_short_option): Update dash_z initializer. Handle
9789 takes_optional_argument.
9790 (General_options::General_options): Initialize do_demangle_.
9791 (General_options::finalize): Set do_demangle_. Handle demangling
9793 * options.h (parse_optional_string): Declare.
9794 (struct One_option): Add optional_arg field. Update constructor.
9795 Update call constructor calls. Add takes_optional_argument
9797 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9798 (DEFINE_optional_string): Define.
9799 (General_options::demangle): Change from DEFINE_bool to
9800 DEFINE_optional_string.
9801 (General_options::no_demangle): New function.
9802 (General_options::do_demangle): New function.
9803 (General_options::set_do_demangle): New function.
9804 (General_options::execstack_status_): Move definition to end of
9806 (General_options::static_): Likewise.
9807 (General_options::do_demangle_): New field.
9808 * object.cc (big_endian>::get_symbol_location_info): Call
9809 Options::do_demangle, not Options::demangle.
9810 * symtab.cc (demangle): Likewise.
9812 2008-03-22 Ian Lance Taylor <iant@google.com>
9814 * gold.h: Include <cstddef> and <sys/types.h>
9815 * options.h: Include <cstring>.
9817 2008-03-21 Ian Lance Taylor <iant@google.com>
9819 * Added source code to GNU binutils.