1 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3 * output.cc (Output_section::add_input_section): Delay fill
4 generation for section ordering.
6 2011-02-09 Ian Lance Taylor <iant@google.com>
9 * object.h (class Sized_relobj): Remove clear_local_symbols.
10 * reloc.cc (Sized_relobj::do_relocate): Don't call
13 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
15 * plugin.cc (is_visible_from_outside): Return true for symbols
18 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
20 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
23 2011-02-02 Sriraman Tallam <tmsriram@google.com>
25 * icf.h (is_section_foldable_candidate): Change type of parameter
27 * icf.cc (Icf::find_identical_sections): Change type of local variable
28 section_name to be std::string.
29 (is_function_ctor_or_dtor): Change type of parameter to std::string.
31 2011-01-25 Ian Lance Taylor <iant@google.com>
33 * script.cc (script_add_extern): Rewrite to use
36 2011-01-25 Doug Kwan <dougkwan@google.com>
38 * icf.cc (get_section_contents): Always lock section's object.
40 2011-01-24 Ian Lance Taylor <iant@google.com>
42 * options.h (class General_options): Accept
43 --no-detect-odr-violations.
45 2011-01-24 Ian Lance Taylor <iant@google.com>
47 * version.cc (version_string): Bump to 1.11.
49 2011-01-24 Ian Lance Taylor <iant@google.com>
51 * plugin.cc (class Plugin_rescan): Define new class.
52 (Plugin_manager::claim_file): Set any_claimed_.
53 (Plugin_manager::save_archive): New function.
54 (Plugin_manager::save_input_group): New function.
55 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
57 (Plugin_manager::new_undefined_symbol): New function.
58 (Plugin_manager::rescan): New function.
59 (Plugin_manager::rescannable_defines): New function.
60 (Plugin_manager::add_input_file): Set any_added_.
61 * plugin.h (class Plugin_manager): define new fields rescannable_,
62 undefined_symbols_, any_claimed_, and any_added_. Declare
63 Plugin_rescan as friend. Declare new functions.
64 (Plugin_manager::Rescannable): Define type.
65 (Plugin_manager::Rescannable_list): Define type.
66 (Plugin_manager::Undefined_symbol_list): Define type.
67 (Plugin_manager::Plugin_manager): Initialize new fields.
68 * archive.cc (Archive::defines_symbol): New function.
69 (Add_archive_symbols::run): Pass archive to plugins if any.
70 * archive.h (class Archive): Declare defines_symbol.
71 * readsyms.cc (Input_group::~Input_group): New function.
72 (Finish_group::run): Pass input_group to plugins if any.
73 * readsyms.h (class Input_group): Declare destructor.
74 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
77 2011-01-10 Ian Lance Taylor <iant@google.com>
79 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
81 (Layout::set_segment_offsets): Reset increase_relro before calling
82 set_section_addresses a second time.
84 2011-01-04 Cary Coutant <ccoutant@google.com>
86 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
87 sections before NOBITS sections.
89 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
91 * version.cc (print_version): Update copyright to 2011.
93 2010-12-23 Cary Coutant <ccoutant@google.com>
95 * output.h (Output_data_reloc::add_output_section): Pass OD instead
96 of OS to this->add. Add OD parameter to second form of the function.
98 2010-12-20 Ian Lance Taylor <iant@google.com>
100 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
101 second of two consecutive entries with same offset.
103 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
105 * testsuite/Makefile.am (ifuncmain2static_LDADD)
106 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
107 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
108 to avoid unneeded links against $(LDADD).
109 * testsuite/Makefile.in: Regenerate.
111 2010-12-15 Ian Lance Taylor <iant@google.com>
114 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
115 for R_X86_64_32 and R_X86_64_PC32.
116 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
117 ver_matching_def_pic.o.
118 (ver_matching_def_pic.o): New target.
120 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
122 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
123 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
124 Move definition before File_read::View member definitions.
125 (File_read::View::~View): Initialize and hold lock before
126 updating current_mapped_bytes.
128 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
130 * dwarf_reader.cc: Remove outdated comment.
131 * gold-threads.cc: Fix typo in error message.
132 * archive.cc: Fix typos in comments.
133 * archive.h: Likewise.
134 * arm-reloc-property.cc: Likewise.
135 * arm-reloc-property.h: Likewise.
136 * arm-reloc.def: Likewise.
138 * attributes.h: Likewise.
140 * ehframe.cc: Likewise.
141 * fileread.h: Likewise.
145 * incremental.h: Likewise.
146 * int_encoding.cc: Likewise.
147 * layout.h: Likewise.
150 * object.cc: Likewise.
151 * object.h: Likewise.
152 * options.cc: Likewise.
153 * readsyms.cc: Likewise.
154 * reduced_debug_output.cc: Likewise.
155 * reloc.cc: Likewise.
156 * script-sections.cc: Likewise.
157 * sparc.cc: Likewise.
158 * symtab.h: Likewise.
159 * target-reloc.h: Likewise.
160 * target.cc: Likewise.
161 * target.h: Likewise.
162 * timer.cc: Likewise.
164 * x86_64.cc: Likewise.
166 2010-12-09 Cary Coutant <ccoutant@google.com>
168 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
170 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
171 parameter; change all callers.
172 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
173 * options.h (warn_execstack): New option.
175 2010-12-07 Doug Kwan <dougkwan@google.com>
177 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
178 like function call relocations.
180 2010-12-07 Ian Lance Taylor <iant@google.com>
182 * archive.cc (Archive::get_elf_object_for_member): Permit
183 punconfigured to be NULL.
184 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
185 (Archive::include_member): Pass NULL to get_elf_object_for_member
186 if we searched for the archive and this is the first included
189 2010-12-01 Ian Lance Taylor <iant@google.com>
191 * dwarf_reader.h (class Sized_dwarf_line_info): Add
192 track_relocs_type_ field.
193 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
194 Set track_relocs_type_.
195 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
196 contents when using RELA relocs.
197 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
199 * reloc.cc (Track_relocs::next_addend): New function.
200 * reloc.h (class Track_relocs): Declare next_addend.
202 2010-12-01 Ian Lance Taylor <iant@google.com>
204 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
207 2010-12-01 Ian Lance Taylor <iant@google.com>
209 * README: Update compilers known to work and fail.
211 2010-11-23 Matthias Klose <doko@ubuntu.com>
213 * configure.in: For --enable-gold, handle value `default' instead of
214 `both*'. Always install ld as ld.bfd, install as ld if gold is
216 * configure: Regenerate.
218 2010-11-18 Doug Kwan <dougkwan@google.com>
220 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
221 and right_alignment to be zero. Store result alignment only if it is
222 greater than existing alignment.
224 2010-11-16 Cary Coutant <ccoutant@google.com>
227 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
228 Check for ".zdebug_line".
230 2010-11-16 Doug Kwan <dougkwan@google.com>
231 Cary Coutant <ccoutant@google.com>
233 * output.h (Output_segment::set_section_addresses): Pass increase_relro
234 by reference; adjust all callers.
235 * output.cc (Output_segment::set_section_addresses): Adjust references
236 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
238 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
239 end at page boundary.
241 2010-11-16 Cary Coutant <ccoutant@google.com>
244 * layout.cc (Layout::choose_output_section): Transform names of
245 compressed sections even when using a script with a SECTIONS clause.
246 (Layout::output_section_name): Remove code to transform
247 compressed debug section names.
248 * output.cc (Output_section::add_input_section): Use uncompressed
249 section size when tracking input sections.
251 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
253 * symtab.h (Symbol::NON_PIC_REF): Remove.
254 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
255 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
256 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
257 (Symbol::use_plt_offset): Take a flags argument and pass it
258 directly to needs_dynamic_reloc. Restrict check for undefined
259 weak symbols to function calls.
260 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
261 (Target_arm::Scan::global): Use it.
262 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
263 (Target_arm::Relocate::relocate): Likewise.
264 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
265 parameter with an r_type parameter. Use get_reference_flags
267 (Target_arm::Relocate::relocate): Update accordingly.
268 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
269 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
270 (Target_i386::Scan::global): Likewise.
271 (Target_i386::Relocate::relocate): Likewise.
272 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
273 parameter with an r_type parameter. Use get_reference_flags
275 (Target_i386::Relocate::relocate): Update accordingly.
276 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
277 (Target_powerpc::Scan::global): Use it.
278 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
279 (Target_powerpc::Relocate::relocate): Likewise.
280 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
281 (Target_sparc::Scan::global): Use it.
282 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
283 (Target_sparc::Relocate::relocate): Likewise.
284 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
285 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
286 (Target_x86_64::Scan::global): Likewise.
287 (Target_x86_64::Relocate::relocate): Likewise.
289 2010-11-08 Doug Kwan <dougkwan@google.com>
290 Cary Coutant <ccoutant@google.com>
292 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
293 (Arm_exidx_merge_section::section_contents_): New data member.
294 (Arm_input_section::Arm_input_section): Initialize original_contents_.
295 (Arm_input_section::~Arm_input_section): De-allocate memory.
296 (Arm_input_section::original_contents_): New data member.
297 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
298 in parameters instead of calling Object::section_contents without
300 (Arm_output_section::group_section): New parameter TASK. Pass it
301 to callees that need locking objects.
302 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
303 to lock EXIDX input sections. Fix a formatting issue. Call
304 Arm_exidx_merged_section::build_contents to create merged section
306 (Arm_output_section::create_stub_group): New parameter TASK. Use it
307 to lock object of stub table owner.
308 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
309 TEXT_SIZE to initialize data member TEXT_SIZE_.
310 (Arm_exidx_input_section::addralign): Fix typo in comment.
311 (Arm_exidx_input_section::text_size): New method.
312 (Target_arm::do_relax): New parameter TASK. Pass it to callees
313 that require locking objects. Lock objects before scanning for stubs
314 and updating local symbols.
315 (Arm_input_section<big_endian>::init): Copy contents of original
317 (Arm_input_section<big_endian>::do_write): Use saved contents of
318 original input section instead of calling Object::section_contents
320 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
321 size without calling Object::section_size().
322 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
323 for size. Allocate a buffer for merged EXIDX entries.
324 (Arm_exidx_merged_section::build_contents): New method.
325 (Arm_exidx_merged_section::do_write): Move merge section contents
326 building code to Arm_exidx_merged_section::build_contetns. Write
327 out contetns in buffer instead of building it on the fly.
328 (Arm_relobj::make_exidx_input_section): Also pass text section size
329 to Arm_exidx_input_section constructor.
330 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
331 (Arm_dynobj::do_read_symbols): Fix memory leak.
332 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
333 * target.h: (class Task): Add forward declaration.
334 (Target::relax): Add new parameter TASK and pass it to
336 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
338 2010-11-05 Cary Coutant <ccoutant@google.com>
341 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
342 object when reading from the file.
343 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
345 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
346 when reading section contents.
347 (get_section_contents): Likewise.
348 (icf::find_identical_sections): Likewise.
349 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
350 object when reading from the file.
351 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
352 the object when doing deferred section layout.
354 2010-11-03 Nick Clifton <nickc@redhat.com>
357 * script.h (class Symbol_assignment: name): New member. Returns
358 the name of the symbol.
359 * scrfipt.cc (Script_options::is_pending_assignment): New member.
360 Returns true if the given symbol name is on the list of
361 assignments wating to be processed.
362 * archive.cc (should_incldue_member): If the symbol is undefined,
363 check to see if it is on the list of symbols pending assignment.
365 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
367 * script-sections.cc (Script_sections::find_memory_region): Check
368 for a NULL output section pointer.
370 2010-10-29 Doug Kwan <dougkwan@google.com>
372 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
373 Output_section::add_relaxed_input_section.
374 * output.cc (Output_section::add_relaxed_input_section): Add new
375 arguments LAYOUT and NAME. Set section order index.
376 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
377 Copy section order index.
378 * output.h (Output_section::add_relaxed_input_section): Add new
379 arguments LAYOUT and NAME.
381 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
383 * testsuite/Makefile.am: Move gcctestdir/ld rule to
384 NATIVE_OR_CROSS_LINKER.
385 * testsuite/Makefile.in: Regenerate.
387 2010-10-20 Doug Kwan <dougkwan@google.com>
389 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
390 without SHF_LINK_ORDER flags.
391 * layout.cc (Layout::choose_output_section): Do not filter
392 SHF_LINK_ORDER flag in a relocatable link.
394 2010-10-17 Cary Coutant <ccoutant@google.com>
396 * output.h (Output_segment::set_section_addresses): Change function
397 signature. Update all callers.
398 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
400 (Output_segment::set_section_addresses): Align after last TLS
401 section. Add padding before last relro section instead of after.
403 2010-10-17 Doug Kwan <dougkwan@google.com>
405 * gold/arm.cc (Target_arm::got_section): Use correct order and set
406 GOT output section to be writable.
408 2010-10-14 Cary Coutant <ccoutant@google.com>
410 * debug.h (DEBUG_INCREMENTAL): New flag.
411 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
412 * gold.cc (queue_initial_tasks): Check parameters for incremental link
414 * incremental.cc (report_command_line): Ignore all forms of
416 * layout.cc (Layout::Layout): Check parameters for incremental link
418 * options.cc (General_options::parse_incremental): New function.
419 (General_options::parse_no_incremental): New function.
420 (General_options::parse_incremental_full): New function.
421 (General_options::parse_incremental_update): New function.
422 (General_options::incremental_mode_): New data member.
423 (General_options::finalize): Check incremental_mode_.
424 * options.h (General_options): Update help text for --incremental.
425 Add --no-incremental, --incremental-full, --incremental-update.
426 (General_options::Incremental_mode): New enum type.
427 (General_options::incremental_mode): New function.
428 (General_options::incremental_mode_): New data member.
429 * parameters.cc (Parameters::incremental_mode_): New data member.
430 (Parameters::set_options): Set incremental_mode_.
431 (Parameters::set_incremental_full): New function.
432 (Parameters::incremental): New function.
433 (Parameters::incremental_update): New function.
434 (set_parameters_incremental_full): New function.
435 * parameters.h (Parameters::set_incremental_full): New function.
436 (Parameters::incremental): New function.
437 (Parameters::incremental_update): New function.
438 (Parameters::incremental_mode_): New data member.
439 (set_parameters_incremental_full): New function.
440 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
441 incremental link mode.
442 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
443 (Sized_relobj::do_relocate_sections): Likewise.
444 * testsuite/Makefile.am (incremental_test): Use --incremental-full
446 * testsuite/Makefile.in: Regenerate.
447 * testsuite/incremental_test.sh: Filter all forms of --incremental.
449 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
451 * script-sections.h (class Script_sections): Make
452 Sections_elements typedef public.
453 * script-sections.cc (class Sort_output_sections): Add elements_
454 field. Add constructor which sets it; change all callers.
455 (Sort_output_sections::is_before): New function.
456 (Sort_output_sections::operator()): Call is_before.
457 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
459 * testsuite/script_test_10.sh: New test. Test script section
461 * testsuite/script_test_10.t: Likewise.
462 * testsuite/script_test_10.s: Likewise.
463 * testsuite/Makefile.am: Wrap the cross linker tests and the
464 common tests into NATIVE_OR_CROSS_LINKER.
465 (check_SCRIPTS): Add script_test_10.sh.
466 (check_DATA): Add script_test_10.stdout.
467 (script_test_10.o, script_test_10): New targets.
468 (script_test_10.stdout): New target.
469 * configure, testsuite/Makefile.in: Regenerate.
471 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
473 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
474 error for the deprecated relocations.
475 (Target_arm::Scan::global): Likewise.
476 (Target_arm::Relocate::relocate): Likewise.
478 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
480 * fileread.cc (Input_file::find_file): Initialize *found_name
481 and *namep when using the fallback search for case 4.
483 2010-10-11 Cary Coutant <ccoutant@google.com>
485 * options.h (class General_options): Redefine -z lazy as an alias for
486 the negation of -z now.
488 2010-10-11 Ian Lance Taylor <iant@google.com>
490 * resolve.cc (symbol_to_bits): Report the value of the unsupported
493 2010-10-06 Nick Clifton <nickc@redhat.com>
495 * script-sections.cc(class Memory_region): Remove
496 current_lma_offset_ field. Rename current_vma_offset_ to
497 current_offset_. Add last_section_ field.
498 (Memory_region::get_current_vma_address): Rename to
500 (Memory_region::get_current_lma_address): Delete.
501 (Memory_region::increment_vma_offset): Rename to
503 (Memory_region::increment_lma_offset): Delete.
504 (Memory_region::attributes_compatible): New method. Returns
505 true if the provided section is compatible with the region.
506 (Memory_region::get_last_section): New method. Returns the last
507 section to use the region.
508 (Memory_region::set_last_section): New method. Stores the last
509 section to use the region.
510 (Script_sections::block_in_region): New method. Returns true if
511 a block of memory is contained within a region.
512 (Script_sections::find_memory_region): New method. Locates a
513 memory region to be used to set a VMA or LMA address.
514 (Output_section_definition::set_section_addresses): Add code to
515 check for addresses set by memory regions.
516 (Output_segment::set_section_addresses): Remove memory region
518 (Script_sections::create_segment): Add a warning if a header
519 segment is created outside of any region.
520 * script-sections.h (class Script_sections): Add prototypes for
521 find_memory_region and block_in_region methods.
522 * testsuite/memory_test.s: Use .long instead of .word.
523 * testsuite/memory_test.t: Add some more output sections.
524 * testsuite/memory_test.sh: Update expected output.
526 2010-10-02 Doug Kwan <dougkwan@google.com>
528 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
529 defintion to symtab.h
530 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
531 declaration to defintion.
533 2010-10-01 Nick Clifton <nickc@redhat.com>
535 * expression.cc (eval): Replace dummy argument with NULL.
536 (eval_maybe_dot): Check for a NULL result section pointer.
537 (Symbol_expression::value): Likewise.
538 (Dot_expression::value): Likewise.
539 (BINARY_EXPRESSION): Likewise.
540 (Max_expression::value): Likewise.
541 (Min_expression::value): Likewise.
542 (Absolute_expression::value): Likewise.
543 (Addr_expression::value_from_output_section): Likewise.
544 (Loaddddr_expression::value_from_output_section): Likewise.
545 (Segment_start_expression::value): Likewise.
547 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
549 (Sections_elememt_dot_assignment::set_section_addresses):
551 (Output_data_expression::do_write_to_buffer): Likewise.
552 (Output_section_definition::finalize_symbols): Likewise.
553 (Output_section_definition::set_section_addresses): Likewise.
555 2010-09-30 Doug Kwan <dougkwan@google.com>
557 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
559 2010-09-28 Sriraman Tallam <tmsriram@google.com>
561 * target.h (Target::can_icf_inline_merge_sections): New virtual
563 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
565 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
567 * icf.cc (get_section_contents): Inline merge sections only when
570 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
572 * configure: Regenerate.
574 2010-09-17 Ian Lance Taylor <iant@google.com>
576 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
577 * testsuite/Makefile.am (memory_test.o): New target.
578 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
580 * testsuite/Makefile.in: Rebuild.
582 2010-09-17 Doug Kwan <dougkwan@google.com>
584 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
585 defintion if relocation uses GOT entries of the symbol.
586 * testsuite/icf_safe_test.sh: Fix test.
587 * testsuite/icf_safe_so_test.sh: Fix test.
589 2010-09-16 Cary Coutant <ccoutant@google.com>
591 * script_sections.cc (class Memory_region): Remove "NULL" from
592 vector initializations.
594 2010-09-15 Cary Coutant <ccoutant@google.com>
596 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
597 Resolve forwarding symbols.
599 2010-09-15 Doug Kwan <dougkwan@google.com>
601 * gold/testsuite/script_test_3.t: Add ARM special sections.
602 * gold/testsuite/script_test_4.t: Same.
603 * gold/testsuite/script_test_5.t: Same.
604 * gold/testsuite/script_test_6.t: Same.
605 * gold/testsuite/script_test_7.t: Same.
606 * gold/testsuite/script_test_7.t: Same.
607 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
609 2010-09-14 Cary Coutant <ccoutant@google.com>
611 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
612 (Target_x86_64::Relocate::relocate_tls): Replace check for
613 saw_tls_block_reloc_ with test for executable section.
615 2010-09-12 Cary Coutant <ccoutant@google.com>
617 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
618 position-independent executables to shared libraries need dynamic
620 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
621 position-independent executables.
622 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
623 * testsuite/Makefile.in: Regenerate.
625 2010-09-10 Nick Clifton <nickc@redhat.com>
628 * testsuite/memory_test.t: Discard any sections that are not
631 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
634 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
635 "This::" to work around a bug in gcc 4.2.
637 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
639 2010-09-09 Rafael Espindola <espindola@google.com>
641 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
642 sections with different PF_X flags in the same segment.
643 (Layout::find_first_load_seg): Search all segments to find the first
645 * options.h (rosegment): New.
647 2010-09-08 Rafael Espindola <espindola@google.com>
649 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
651 2010-09-08 Doug Kwan <dougkwan@google.com>
653 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
654 (Arm_relobj::do_relocate_sections): Add new parameter for output
655 file to match the parent.
656 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
657 of local symbols instead of input values. Update code to track
658 changes in gold::relocate_section.
659 * object.cc (Sized_relobj::compute_final_local_value): New methods.
660 (Sized_relobj::compute_final_local_value_internal): New methods.
661 (Sized_relobj::do_finalize_local_symbols): Move code from loop
662 body into private version of Sized_relobj::compute_final_local_value.
663 Call the inline method.
664 * object.h (Symbol_value::Symbol_value): Define destructor. Free
665 merged symbol value if there is one.
666 (Symbol_value::has_output_value): New method defintiion.
667 (Sized_relobj::Compute_final_local_value_status): New enum type.
668 (Sized_relobj::compute_final_local_value): New methods.
669 (Sized_relobj::compute_final_local_value_internal): New methods.
670 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
671 and arm_cortex_a8.sh.
672 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
673 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
675 * Makefile.in: Regenerate.
676 * testsuite/arm_bl_out_of_range.s: Update test.
677 * testsuite/thumb_bl_out_of_range.s: Ditto.
678 * testsuite/thumb_blx_out_of_range.s: Ditto.
679 * testsuite/arm_branch_out_of_range.sh: New file.
680 * testsuite/arm_cortex_a8.sh: Ditto.
681 * testsuite/arm_cortex_a8_b.s: Ditto.
682 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
683 * testsuite/arm_cortex_a8_b_local.s: Ditto.
684 * testsuite/arm_cortex_a8_bl.s: Ditto.
685 * testsuite/arm_cortex_a8_blx.s: Ditto.
686 * testsuite/arm_cortex_a8_local.s: Ditto.
687 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
688 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
690 2010-09-08 Rafael Espindola <espindola@google.com>
692 * Makefile.am (memory_test.stdout): Run readelf with -W.
693 * Makefile.in: Regenerate.
694 * testsuite/memory_test.sh: Make the regexps accept both 32 and
697 2010-09-08 Rafael Espindola <espindola@google.com>
699 * script-sections.cc (Script_sections::add_memory_region): Convert
700 field precision to int.
701 * script.cc (script_set_section_region, script_set_section_region):
702 Convert field precision to int.
704 2010-09-08 Rafael Espindola <espindola@google.com>
706 * arm.cc (do_finalize_sections): Create the __exidx_start and
707 __exdix_end symbols even when the section is missing.
709 2010-09-08 Nick Clifton <nickc@redhat.com>
711 * README: Remove claim that MEMORY is not supported.
712 * expression.cc (script_exp_function_origin)
713 (script_exp_function_length): Move from here to ...
714 * script.cc: ... here.
715 (script_set_section_region, script_add_memory)
716 (script_parse_memory_attr, script_include_directive): New
719 (class Memory_region): New class.
720 (class Output_section_definition): Add set_memory_region,
721 set_section_vma, set_section_lma and get_section_name methods.
722 (class Script_Sections): Add add_memory_region,
723 find_memory_region, find_memory_region_origin,
724 find_memory_region_length and set_memory_region methods.
725 Have set_section_addresses method walk the list of set memory
727 Extend the print methos to display memory regions.
728 * script-sections.h: Add prototypes for new methods.
729 Add enum for MEMORY region attributes.
730 * yyscript.y: Add support for parsing MEMORY regions.
731 * script-c.h: Add prototypes for new functions.
732 * testsuite/Makefile.am: Add test of MEMORY region functionality.
733 * testsuite/Makefile.in: Regenerate.
734 * testsuite/memory_test.sh: New script.
735 * testsuite/memory_test.s: New assembler source file.
736 * testsuite/memory_test.t: New linker script.
738 2010-08-27 Doug Kwan <dougkwan@google.com>
740 * gold/resolve.cc (Symbol_table::should_override): Let a weak
741 reference override an existing dynamic weak reference.
742 * testsuite/Makefile.am: Add new test dyn_weak_ref.
743 * testsuite/Makefile.in: Regenerate.
744 * testsuite/dyn_weak_ref.sh: New file.
745 * testsuite/dyn_weak_ref_1.c: Ditto.
746 * testsuite/dyn_weak_ref_2.c: Ditto.
748 2010-08-27 Ian Lance Taylor <iant@google.com>
750 * incremental.h (class Incremental_input_entry): Add virtual
753 2010-08-27 Ian Lance Taylor <iant@google.com>
755 * testsuite/start_lib_test_3.c: Mark t3 as used.
757 2010-08-27 Nick Clifton <nickc@redhat.com>
759 * options.cc (version_script): Fix small typo in previous
762 2010-08-25 Nick Clifton <nickc@redhat.com>
764 * archive.cc: Formatting fixes: Remove whitespace between
765 typename and following asterisk. Remove whitespace between
766 function name and opening parenthesis.
767 * archive.h: Likewise.
769 * attributes.cc: Likewise.
770 * attributes.h: Likewise.
771 * common.cc: Likewise.
772 * copy-relocs.cc: Likewise.
773 * dirsearch.h: Likewise.
774 * dynobj.cc: Likewise.
775 * ehframe.cc: Likewise.
776 * ehframe.h: Likewise.
777 * expression.cc: Likewise.
778 * fileread.cc: Likewise.
779 * fileread.h: Likewise.
781 * gold-threads.cc: Likewise.
785 * incremental-dump.cc: Likewise.
786 * incremental.cc: Likewise.
787 * layout.cc: Likewise.
788 * layout.h: Likewise.
790 * merge.cc: Likewise.
792 * object.cc: Likewise.
793 * object.h: Likewise.
794 * options.cc: Likewise.
795 * options.h: Likewise.
796 * output.cc: Likewise.
797 * output.h: Likewise.
798 * plugin.cc: Likewise.
799 * plugin.h: Likewise.
800 * powerpc.cc: Likewise.
801 * reloc.cc: Likewise.
802 * script-c.h: Likewise.
803 * script-sections.cc: Likewise.
804 * script.cc: Likewise.
805 * stringpool.cc: Likewise.
806 * symtab.cc: Likewise.
807 * symtab.h: Likewise.
808 * target.cc: Likewise.
809 * timer.cc: Likewise.
811 * version.cc: Likewise.
812 * x86_64.cc: Likewise.
814 2010-08-24 Nick Clifton <nickc@redhat.com>
817 * layout.cc (segment_precedes): Sort segments by their physical
818 addresses, if they have been set.
820 2010-08-23 Cary Coutant <ccoutant@google.com>
822 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
824 (Lib_group::include_member): Unlock object after deleting its
826 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
829 2010-08-19 Neil Vachharajani <nvachhar@google.com>
830 Cary Coutant <ccoutant@google.com>
832 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
833 constructor, and set_blocker.
834 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
836 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
837 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
838 * testsuite/Makefile.am (start_lib_test): New test case.
839 * testsuite/Makefile.in: Regenerate.
840 * testsuite/start_lib_test_main.c: New file.
841 * testsuite/start_lib_test_1.c: New file.
842 * testsuite/start_lib_test_2.c: New file.
843 * testsuite/start_lib_test_3.c: New file.
845 2010-08-19 Ian Lance Taylor <iant@google.com>
847 * Makefile.in: Rebuild with automake 1.11.1.
848 * aclocal.m4: Likewise.
849 * testsuite/Makefile.in: Likewise.
851 2010-08-19 Ian Lance Taylor <iant@google.com>
854 * i386.cc (class Output_data_plt_i386): Update declarations.
855 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
856 local_ifuncs_ fields.
857 (Target_i386::do_plt_section_for_global): New function.
858 (Target_i386::do_plt_section_for_local): New function.
859 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
860 parameter; change all callers. Initialize global_ifuncs_ and
861 local_ifuncs_. If doing a static link define __rel_iplt_start and
863 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
864 (Output_data_plt_i386::add_local_ifunc_entry): New function.
865 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
867 (Target_i386::make_plt_section): New function, broken out of
868 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
869 (Target_i386::make_plt_entry): Call make_plt_section.
870 (Target_i386::make_local_ifunc_plt_entry): New function.
871 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
872 (Target_i386::Scan::local): Handle IFUNC symbols. Add
873 R_386_IRELATIVE to switch.
874 (Target_i386::Scan::global): Likewise.
875 (Target_i386::Relocate::relocate): Likewise.
876 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
878 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
879 (Target_x86_64::do_plt_section_for_global): New function.
880 (Target_x86_64::do_plt_section_for_local): New function.
881 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
882 parameter; change all callers. If doing a static link define
883 __rela_iplt_start and __rela_iplt_end.
884 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
885 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
886 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
888 (Target_x86_64::make_local_ifunc_plt_entry): New function.
889 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
891 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
892 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
893 R_X86_64_IRELATIVE to switch.
894 (Target_x86_64::Scan::global): Likewise.
895 (Target_x86_64::Relocate::relocate): Likewise.
896 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
898 * target.h (class Target): Add plt_section_for_global and
899 plt_section_for_local functions. Add do_plt_section_for_global
900 and do_plt_section_for_local virtual functions.
901 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
903 (Symbol::use_plt_offset): Handle IFUNC symbol.
904 * object.cc (Sized_relobj::Sized_relobj): Initialize
906 (Sized_relobj::local_has_plt_offset): New function.
907 (Sized_relobj::local_plt_offset): New function.
908 (Sized_relobj::set_local_plt_offset): New function.
909 (Sized_relobj::do_count): Handle IFUNC symbol.
910 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
911 a bit away from input_shndx_ field. Add set_is_func_symbol and
912 is_ifunc_symbol functions.
913 (class Sized_relobj): Update declarations. Remove Tls_got_entry
914 and Local_tls_got_offsets. Define Local_plt_offsets. Add
915 local_plt_offsets_ field.
916 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
917 * output.h (class Output_section_data): Add non-const
918 output_section function.
919 (class Output_data_got): Update declarations.
920 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
921 Add use_plt_offset parameter to global and local constructors.
922 Change all callers. Change local_sym_index_ field to 31 bits.
923 Change GSYM_CODE and CONSTANT_CODE accordingly.
924 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
925 doing a static link don't set sh_link field.
926 (Output_data_got::Got_entry::write): Use PLT offset if
928 (Output_data_got::add_global_plt): New function.
929 (Output_data_got::add_local_plt): New function.
930 * target-reloc.h (relocate_section): Handle IFUNC symbol.
931 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
932 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
933 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
934 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
936 * testsuite/ifunc-sel.h: New file.
937 * testsuite/ifuncmain1.c: New file.
938 * testsuite/ifuncmain1vis.c: New file.
939 * testsuite/ifuncmod1.c: New file.
940 * testsuite/ifuncdep2.c: New file.
941 * testsuite/ifuncmain2.c: New file.
942 * testsuite/ifuncmain3.c: New file.
943 * testsuite/ifuncmod3.c: New file.
944 * testsuite/ifuncmain4.c: New file.
945 * testsuite/ifuncmain5.c: New file.
946 * testsuite/ifuncmod5.c: New file.
947 * testsuite/ifuncmain6pie.c: New file.
948 * testsuite/ifuncmod6.c: New file.
949 * testsuite/ifuncmain7.c: New file.
950 * configure, testsuite/Makefile.in: Rebuild.
952 2010-08-18 Ian Lance Taylor <iant@google.com>
955 (Output_section_incremental_inputs::write_input_files): Add cast
956 to avoid signed/unsigned comparison warning.
957 (Output_section_incremental_inputs::write_info_blocks): Likewise.
959 2010-08-12 Cary Coutant <ccoutant@google.com>
961 * common.cc (Sort_commons::operator()): Remove unnecessary code.
963 2010-08-13 Ian Lance Taylor <iant@google.com>
965 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
967 2010-08-12 Cary Coutant <ccoutant@google.com>
968 Doug Kwan <dougkwan@google.com>
970 * resolve.cc (Symbol_table::should_override): When a weak dynamic
971 defintion overrides non-weak undef, remember that the original undef
973 * symtab.cc (Symbol_table::sized_write_global): For undef without
974 an original weak binding, set binding to global in output.
975 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
976 * testsuite/Makefile.in: Regenerate.
977 * testsuite/strong_ref_weak_def.sh: New file.
978 * testsuite/strong_ref_weak_def_1.c: Ditto.
979 * testsuite/strong_ref_weak_def_2.c: Ditto.
981 2010-08-12 Cary Coutant <ccoutant@google.com>
983 * testsuite/incremental_test.sh: Rewrite.
984 * testsuite/incremental_test_1.c: Rewrite.
985 * testsuite/incremental_test_2.c: Rewrite.
987 2010-08-12 Cary Coutant <ccoutant@google.com>
989 * arm.cc (Target_arm::got_size): Add const.
990 (Target_arm::got_entry_count): New function.
991 (Target_arm::plt_entry_count): New function.
992 (Target_arm::first_plt_entry_offset): New function.
993 (Target_arm::plt_entry_size): New function.
994 (Output_data_plt_arm::entry_count): New function.
995 (Output_data_plt_arm::first_plt_entry_offset): New function.
996 (Output_data_plt_arm::get_plt_entry_size): New function.
997 * i386.cc (Target_i386::got_size): Add const.
998 (Target_i386::got_entry_count): New function.
999 (Target_i386::plt_entry_count): New function.
1000 (Target_i386::first_plt_entry_offset): New function.
1001 (Target_i386::plt_entry_size): New function.
1002 (Output_data_plt_i386::entry_count): New function.
1003 (Output_data_plt_i386::first_plt_entry_offset): New function.
1004 (Output_data_plt_i386::get_plt_entry_size): New function.
1005 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1006 find_incremental_inputs_sections. Dump incremental_got_plt section.
1007 * incremental.cc: Include target.h.
1008 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1009 parameter. Adjust all callers. Find incremental_got_plt section.
1010 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1012 (Output_section_incremental_inputs::set_final_data_size): Calculate
1013 size of incremental_got_plt section.
1014 (Output_section_incremental_inputs::do_write): Write the
1015 incremental_got_plt section.
1016 (Got_plt_view_info): New struct.
1017 (Local_got_offset_visitor): New class.
1018 (Global_got_offset_visitor): New class.
1019 (Global_symbol_visitor_got_plt): New class.
1020 (Output_section_incremental_inputs::write_got_plt): New function.
1021 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1022 Add parameter. Adjust all callers.
1023 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1024 (Incremental_inputs::got_plt_section): New function.
1025 (Incremental_inputs::got_plt_section_): New data member.
1026 (Incremental_got_plt_reader): New class.
1027 * layout.cc (Layout::create_incremental_info_sections): Add the
1028 incremental_got_plt section.
1029 * object.h (Got_offset_list::get_list): New function.
1030 (Got offset_list::for_all_got_offsets): New function.
1031 (Sized_relobj::local_got_offset_list): New function.
1032 * powerpc.cc (Target_powerpc::got_size): Add const.
1033 (Target_powerpc::got_entry_count): New function.
1034 (Target_powerpc::plt_entry_count): New function.
1035 (Target_powerpc::first_plt_entry_offset): New function.
1036 (Target_powerpc::plt_entry_size): New function.
1037 (Output_data_plt_powerpc::entry_count): New function.
1038 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1039 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1040 * sparc.cc (Target_sparc::got_size): Add const.
1041 (Target_sparc::got_entry_count): New function.
1042 (Target_sparc::plt_entry_count): New function.
1043 (Target_sparc::first_plt_entry_offset): New function.
1044 (Target_sparc::plt_entry_size): New function.
1045 (Output_data_plt_sparc::entry_count): New function.
1046 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1047 (Output_data_plt_sparc::get_plt_entry_size): New function.
1048 * symtab.h (Symbol::got_offset_list): New function.
1049 (Symbol_table::for_all_symbols): New function.
1050 * target.h (Sized_target::got_entry_count): New function.
1051 (Sized_target::plt_entry_count): New function.
1052 (Sized_target::plt_entry_size): New function.
1053 * x86_64.cc (Target_x86_64::got_size): Add const.
1054 (Target_x86_64::got_entry_count): New function.
1055 (Target_x86_64::plt_entry_count): New function.
1056 (Target_x86_64::first_plt_entry_offset): New function.
1057 (Target_x86_64::plt_entry_size): New function.
1058 (Output_data_plt_x86_64::entry_count): New function.
1059 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1060 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1062 2010-08-12 Cary Coutant <ccoutant@google.com>
1064 * archive.cc: Include incremental.h.
1065 (Archive::Archive): Initialize incremental_info_.
1066 (Archive::include_member): Record archive members in incremental info.
1067 (Add_archive_symbols::run): Record begin and end of an archive in
1069 (Lib_group::include_member): Record objects in incremental info.
1070 * archive.h (Incremental_archive_entry): Forward declaration.
1071 (Archive::set_incremental_info): New member function.
1072 (Archive::incremental_info): New member function.
1073 (Archive::Unused_symbol_iterator): New class.
1074 (Archive::unused_symbols_begin): New member function.
1075 (Archive::unused_symbols_end): New member function.
1076 (Archive::incremental_info_): New data member.
1077 * incremental-dump.cc (find_input_containing_global): New function.
1078 (dump_incremental_inputs): Dump new incremental info sections.
1079 * incremental.cc: Include symtab.h.
1080 (Output_section_incremental_inputs): New class.
1081 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1082 new incremental info sections.
1083 (Sized_incremental_binary::do_check_inputs): Likewise.
1084 (Incremental_inputs::report_archive): Remove.
1085 (Incremental_inputs::report_archive_begin): New function.
1086 (Incremental_inputs::report_archive_end): New function.
1087 (Incremental_inputs::report_object): New function.
1088 (Incremental_inputs::finalize_inputs): Remove.
1089 (Incremental_inputs::report_input_section): New function.
1090 (Incremental_inputs::report_script): Rewrite.
1091 (Incremental_inputs::finalize): Do nothing but finalize string table.
1092 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1093 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1094 (Incremental_inputs::create_data_sections): New function.
1095 (Incremental_inputs::relocs_entsize): New function.
1096 (Output_section_incremental_inputs::set_final_data_size): New function.
1097 (Output_section_incremental_inputs::do_write): New function.
1098 (Output_section_incremental_inputs::write_header): New function.
1099 (Output_section_incremental_inputs::write_input_files): New function.
1100 (Output_section_incremental_inputs::write_info_blocks): New function.
1101 (Output_section_incremental_inputs::write_symtab): New function.
1102 * incremental.h (Incremental_script_entry): Forward declaration.
1103 (Incremental_object_entry): Forward declaration.
1104 (Incremental_archive_entry): Forward declaration.
1105 (Incremental_inputs): Forward declaration.
1106 (Incremental_inputs_header_data): Remove.
1107 (Incremental_inputs_header): Remove.
1108 (Incremental_inputs_header_write): Remove.
1109 (Incremental_inputs_entry_data): Remove.
1110 (Incremental_inputs_entry): Remove.
1111 (Incremental_inputs_entry_write): Remove.
1112 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1113 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1114 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1115 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1117 (Incremental_input_entry): New class.
1118 (Incremental_script_entry): New class.
1119 (Incremental_object_entry): New class.
1120 (Incremental_archive_entry): New class.
1121 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1122 (Incremental_inputs::report_inputs): Remove.
1123 (Incremental_inputs::report_archive): Remove.
1124 (Incremental_inputs::report_archive_begin): New function.
1125 (Incremental_inputs::report_archive_end): New function.
1126 (Incremental_inputs::report_object): Change prototype.
1127 (Incremental_inputs::report_input_section): New function.
1128 (Incremental_inputs::report_script): Change prototype.
1129 (Incremental_inputs::get_reloc_count): New function.
1130 (Incremental_inputs::set_reloc_count): New function.
1131 (Incremental_inputs::create_data_sections): New function.
1132 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1133 (Incremental_inputs::inputs_section): New function.
1134 (Incremental_inputs::symtab_section): New function.
1135 (Incremental_inputs::relocs_section): New function.
1136 (Incremental_inputs::get_stringpool): Add const.
1137 (Incremental_inputs::command_line): Add const.
1138 (Incremental_inputs::inputs): Remove.
1139 (Incremental_inputs::command_line_key): New function.
1140 (Incremental_inputs::input_file_count): New function.
1141 (Incremental_inputs::input_files): New function.
1142 (Incremental_inputs::relocs_entsize): New function.
1143 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1144 (Incremental_inputs::finalize_inputs): Remove.
1145 (Incremental_inputs::Input_info): Remove.
1146 (Incremental_inputs::lock_): Remove.
1147 (Incremental_inputs::inputs_): Change type.
1148 (Incremental_inputs::inputs_map_): Remove.
1149 (Incremental_inputs::current_object_entry_): New data member.
1150 (Incremental_inputs::inputs_section_): New data member.
1151 (Incremental_inputs::symtab_section_): New data member.
1152 (Incremental_inputs::relocs_section_): New data member.
1153 (Incremental_inputs::reloc_count_): New data member.
1154 (Incremental_inputs_reader): New class.
1155 (Incremental_symtab_reader): New class.
1156 (Incremental_relocs_reader): New class.
1157 * layout.cc (Layout::finalize): Move finalization of incremental info
1158 and creation of incremental info sections to follow finalization of
1159 symbol table. Set offsets for postprocessing sections.
1160 (Layout::create_incremental_info_sections): Call
1161 Incremental_inputs::create_data_sections. Add incremental symtab
1162 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1163 sections to layout after input sections.
1164 * layout.h (struct Timespec): Forward declaration.
1165 (Layout::incremental_inputs): Add const.
1166 (Layout::create_incremental_info_sections): Add parameter.
1167 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1168 * object.cc: Include incremental.h.
1169 (Relobj::finalize_incremental_relocs): New function.
1170 (Sized_relobj::do_layout): Record input sections in incremental info.
1171 * object.h (Object::output_section): New function.
1172 (Object::output_section_offset): Moved from Relobj.
1173 (Object::get_incremental_reloc_base): New function.
1174 (Object::get_incremental_reloc_count): New function.
1175 (Object::do_output_section): New function.
1176 (Object::do_output_section_offset): Moved from Relobj.
1177 (Object::do_get_incremental_reloc_base): New function.
1178 (Object::do_get_incremental_reloc_count): New function.
1179 (Object::Object): Initialize new data members.
1180 (Relobj::output_section): Renamed do_output_section and moved to
1182 (Relobj::output_section_offset): Moved to Object.
1183 (Relobj::do_get_incremental_reloc_base): New function.
1184 (Relobj::do_get_incremental_reloc_count): New function.
1185 (Relobj::allocate_incremental_reloc_counts): New function.
1186 (Relobj::count_incremental_reloc): New function.
1187 (Relobj::finalize_incremental_relocs): New function.
1188 (Relobj::next_incremental_reloc_index): New function.
1189 (Relobj::reloc_counts_): New data member.
1190 (Relobj::reloc_bases_): New data member.
1191 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1192 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1193 (Sized_relobj::incremental_relocs_scan): New function.
1194 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1195 (Sized_relobj::incremental_relocs_write): New function.
1196 (Sized_relobj::incremental_relocs_write_reltype): New function.
1197 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1199 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1200 archives and object files elsewhere.
1201 (Add_symbols::run): Report object files here.
1202 (Finish_group::run): Report end of archive at end of group.
1203 * reloc.cc: Include layout.h, incremental.h.
1204 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1205 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1206 (Sized_relobj::incremental_relocs_scan): New function.
1207 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1208 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1209 (Sized_relobj::incremental_relocs_write): New function.
1210 (Sized_relobj::incremental_relocs_write_reltype): New function.
1211 * script.cc (read_input_script): Rewrite test for incremental link.
1212 Change call to Incremental_inputs::report_script.
1213 * symtab.h (Symbol_table::first_global_index): New function.
1214 (Symbol_table::output_count): New function.
1216 2010-08-12 Doug Kwan <dougkwan@google.com>
1218 * arm.cc (Target_arm::merge_object_attributes): Check command line
1219 options --no-wchar-size-warning and --no-enum-size-warning.
1220 * options.h (General_options): Add ld-compatible options
1221 --no-enum-size-warning and --no-wchar-size-warning.
1223 2010-08-04 Ian Lance Taylor <iant@google.com>
1225 * x86_64.cc (Target_x86_64::Scan::local): Use
1226 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1227 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1228 (Target_x86_64::Scan::global): Likewise.
1229 (Target_x86_64::Relocate::relocate): Likewise.
1230 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1233 2010-08-03 Cary Coutant <ccoutant@google.com>
1235 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1236 to reserve space in merged_strings vector. Keep total input size
1238 (Output_merge_string::do_print_merge_stats): Print total input size.
1239 * merge.h (Output_merge_string): Add input_size_ field.
1240 * stringpool.cc (Stringpool_template::string_length): Move
1241 implementations out of Stringpool_template class and place in
1243 * stringpool.h (string_length): Move out of Stringpool_template.
1245 2010-08-03 Ian Lance Taylor <iant@google.com>
1248 * layout.cc (relaxation_loop_body): If address of load segment is
1249 set, adjust address to include headers if possible.
1251 2010-08-03 Ian Lance Taylor <iant@google.com>
1253 * version.cc (version_string): Bump to 1.10.
1255 2010-08-03 Ian Lance Taylor <iant@google.com>
1258 * layout.h (enum Output_section_order): Define.
1259 (class Layout): Update declarations.
1260 * layout.cc (Layout::get_output_section): Add order parameter.
1261 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1262 is_first_non_relro parameters. Change all callers.
1263 (Layout::choose_output_section): Likewise.
1264 (Layout::add_output_section_data): Likewise.
1265 (Layout::make_output_section): Likewise. Set order.
1266 (Layout::default_section_order): New function.
1267 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1268 * output.cc (Output_section::Output_section): Initialize order_.
1269 Don't initialize deleted fields.
1270 (Output_segment::Output_segment): Don't initialize deleted
1272 (Output_segment::add_output_section_to_load): New function
1273 replacing add_output_section. Change all callers to call this or
1274 add_output_section_to_nonload.
1275 (Output_segment::add_output_section_to_nonload): New function.
1276 (Output_segment::remove_output_section): Rewrite.
1277 (Output_segment::add_initial_output_data): Likewise.
1278 (Output_segment::has_any_data_sections): Likewise.
1279 (Output_segment::is_first_section_relro): Likewise.
1280 (Output_segment::maximum_alignment): Likewise.
1281 (Output_segment::has_dynamic_reloc): New function replacing
1282 dynamic_reloc_count. Change all callers.
1283 (Output_segment::has_dynamic_reloc_list): New function replacing
1284 dynamic_reloc_count_list. Change all callers.
1285 (Output_segment::set_section_addresses): Rewrite.
1286 (Output_segment::set_offset): Rewrite.
1287 (Output_segment::find_first_and_last_list): Remove.
1288 (Output_segment::set_tls_offsets): Rewrite.
1289 (Output_segment::first_section_load_address): Likewise.
1290 (Output_segment::output_section_count): Likewise.
1291 (Output_segment::section_with_lowest_load_address): Likewise.
1292 (Output_segment::write_section_headers): Likewise.
1293 (Output_segment::print_sections_to_map): Likewise.
1294 * output.h (class Output_data): Remove dynamic_reloc_count_
1295 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1296 (Output_data::add_dynamic_reloc): Rewrite.
1297 (Output_data::has_dynamic_reloc): New function.
1298 (Output_data::dynamic_reloc_count): Remove.
1299 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1300 is_last_relro_, is_first_non_relro_, is_interp_,
1301 is_dynamic_linker_section_ fields. Add order and set_order
1302 functions. Remove is_relro_local, set_is_relro_local,
1303 is_last_relro, set_is_last_relro, is_first_non_relro,
1304 set_is_first_non_relro functions, is_interp, set_is_interp,
1305 is_dynamic_linker_section, and set_is_dynamic_linker_section
1307 (class Output_segment): Change Output_data_list from std::list to
1308 std:;vector. Add output_lists_ field. Remove output_data_ and
1309 output_bss_ fields. Update declarations.
1311 2010-08-02 Ian Lance Taylor <iant@google.com>
1313 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1314 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1315 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1317 2010-08-02 Ian Lance Taylor <iant@google.com>
1320 * script.cc (Script_options::Script_options): Initialize
1321 symbol_definitions_ and symbol_references_.
1322 (Script_options::add_symbol_assignment): Update
1323 symbol_definitions_ and symbol_references_.
1324 (Script_options::add_symbol_reference): New function.
1325 (script_symbol): New function.
1326 * script.h (class Script_options): Add symbol_definitions_ and
1327 symbol_references_ fields.
1328 (Script_options::referenced_const_iterator): New type.
1329 (Script_options::referenced_begin): New function.
1330 (Script_options::referenced_end): New function.
1331 (Script_options::is_referenced): New function.
1332 (Script_options::any_unreferenced): New function.
1333 * script-c.h (script_symbol): Declare.
1334 * yyscript.y (exp): Call script_symbol.
1335 * symtab.cc: Include "script.h".
1336 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1337 Change all callers. Check symbols referenced by scripts.
1338 (Symbol_table::add_undefined_symbols_from_command_line): Add
1339 layout parameter. Change all callers.
1340 (Symbol_table::do_add_undefined_symbols_from_command_line):
1341 Likewise. Break out loop body. Check symbols referenced by
1343 (Symbol_table::add_undefined_symbol_from_command_line): New
1344 function broken out of
1345 do_add_undefined_symbols_from_command_line.
1346 * symtab.h (class Symbol_table): Update declarations.
1347 * archive.cc: Include "layout.h".
1348 (Archive::should_include_member): Add layout parameter. Change
1349 all callers. Check for symbol mentioned in expression.
1350 * archive.h (class Archive): Update declaration.
1351 * object.cc (Sized_relobj::do_should_include_member): Add layout
1353 * object.h (Object::should_include_member): Add layout parameter.
1355 (Object::do_should_include_member): Add layout parameter.
1356 (class Sized_relobj): Update declaration.
1357 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1359 * dynobj.h (class Sized_dynobj): Update declaration.
1360 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1362 * plugin.h (class Sized_pluginobj): Update declaration.
1364 2010-08-02 Ian Lance Taylor <iant@google.com>
1367 * output.cc (Output_segment::set_offset): Search for the first and
1368 last sections rather than assuming that the list is in order.
1369 (Output_segment::find_first_and_last_list): New function.
1370 * output.h (class Output_segment): Update declarations.
1371 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1372 (relro_strip_test_SOURCES): New variable.
1373 (relro_strip_test_DEPENDENCIES): New variable.
1374 (relro_strip_test_LDFLAGS): New variable.
1375 (relro_strip_test_LDADD): New variable.
1376 (relro_strip_test.so): New target.
1378 2010-08-02 Ian Lance Taylor <iant@google.com>
1380 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1381 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1382 (Target_i386::got_tlsdesc_section): New function.
1383 (Target_i386::got_section): Create space for GOT entries for
1384 TLSDESC relocations.
1385 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1387 (Target_i386::Scan::global): Likewise.
1388 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1390 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1391 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1392 (Target_x86_64::got_tlsdesc_section): New function.
1393 (Target_x86_64::got_section): Create space for GOT entries for
1394 TLSDESC relocations.
1395 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1397 (Target_x86_64::Scan::global): Likewise.
1398 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1401 2010-08-02 Ian Lance Taylor <iant@google.com>
1403 * testsuite/final_layout.sh: Use dc to convert from hex to
1406 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1408 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1409 paramter to the call to gold::gc_process_relocs.
1410 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1411 paramter to the call to gold::gc_process_relocs.
1412 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1413 parameter to the call to gold::gc_process_relocs.
1414 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1415 template parameter to the call to gold::gc_process_relocs.
1416 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1417 paramter to the call to gold::gc_process_relocs.
1418 * gc.h (get_embedded_addend_size): New function.
1419 (gc_process_relocs): Save the size of the reloc for use by ICF.
1420 * icf.cc (get_section_contents): Get the addend from the text section
1421 for SHT_REL relocation sections.
1422 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1423 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1424 * int_encoding.h (read_from_pointer): New overloaded function.
1425 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1426 * testsuite/icf_sht_rel_addend_test.sh: New file.
1427 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1428 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1430 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1432 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1433 * Makefile.in: Regenerate.
1434 * testsuite/Makefile.in: Regenerate.
1436 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1438 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1439 * gold/testsuite/debug_msg.cc: Likewise.
1440 * gold/testsuite/odr_violation1.cc
1441 * gold/testsuite/odr_violation2.cc
1443 2010-07-21 Cary Coutant <ccoutant@google.com>
1445 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1446 string, and length fields.
1447 (Output_merge_string::Merged_strings_list): New type.
1448 (Output_merge_string::Merged_strings_lists): New typedef.
1449 (Output_merge_string): Replace merged_strings_ with
1450 merged_strings_lists_.
1451 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1452 Merged_strings_list per input object and section. Don't store pointer
1453 to the string. Don't store length with each merged string entry.
1454 (Output_merge_string::finalize_merged_data): Loop over list of merged
1455 strings lists. Recompute length of each merged string.
1457 2010-07-15 Cary Coutant <ccoutant@google.com>
1459 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1462 2010-07-14 Ian Lance Taylor <iant@google.com>
1464 * descriptors.cc (Descriptors::open): Report correct name in error
1467 2010-07-13 Doug Kwan <dougkwan@google.com>
1469 * arm.cc (Arm_input_section::Arm_input_section): For a
1470 SHT_ARM_EXIDX section, always keeps the input sections.
1471 (Arm_input_section::set_exidx_section_link): New method.
1472 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1473 has_errors_ to false.
1474 (Arm_exidx_input_section::has_errors,
1475 Arm_exidx_input_section::set_has_errors): New methods.
1476 (Arm_exidx_input_section::has_errors_): New data member.
1477 (Arm_relobj::get_exidx_shndx_list): New method.
1478 (Arm_output_section::append_text_sections_to_list): Do not skip
1479 section without SHF_EXECINSTR.
1480 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1482 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1483 section header. Make error messages more verbose. Check for
1484 a non-executable section linked to an EXIDX section.
1485 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1486 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1487 check that there is no deferred EXIDX section if we exit early.
1488 Instead of not making an EXIDX section in case of an error, make one
1489 and set the has_errors flag of it.
1490 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1491 in a relocatable link.
1492 (Target_arm::do_relax): Look for the EXIDX output section instead of
1493 assuming that it is called .ARM.exidx.
1494 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1495 section list. Do not check for SHF_EXECINSTR section flags but
1496 skip any input section with errors.
1497 * output.cc (Output_section::Output_section): Initialize
1498 always_keeps_input_sections_ to false.
1499 (Output_section::add_input_section): Check for
1500 always_keeps_input_sections_.
1501 * output.h (Output_section::always_keeps_input_sections,
1502 Output_section::set_always_keeps_input_sections): New methods.
1503 (Output_section::always_keeps_input_sections): New data member.
1505 2010-07-13 Rafael Espindola <espindola@google.com>
1507 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1508 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1510 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1511 Ian Lance Taylor <iant@google.com>
1513 * output.h (Output_section_lookup_maps::add_merge_section):
1514 Correct check of whether value was inserted.
1515 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1516 (Output_section_lookup_maps::add_relaxed_input_section):
1518 * arm.cc (Target_arm::got_section): Remove used local os.
1519 * i386.cc (Target_i386::got_section): Likewise.
1520 * x86_64.cc (Target_x86_64::got_section): Likewise.
1521 * sparc.cc (Target_sparc::got_section): Likewise.
1522 (Target_sparc::relocate): Remove unused local have_got_offset.
1523 * powerpc.cc (Target_powerpc::relocate): Likewise.
1525 2010-07-13 Ian Lance Taylor <iant@google.com>
1527 * compressed_output.cc (zlib_decompress): Fix signature in
1530 * archive.cc (Archive::include_member): Unlock an external member
1531 of a thin archive. Don't bother to delete an object we know is
1534 2010-07-12 Cary Coutant <ccoutant@google.com>
1536 * compressed_output.cc (zlib_decompress): New function.
1537 (get_uncompressed_size): New function.
1538 (decompress_input_section): New function.
1539 * compressed_output.h (get_uncompressed_size): New function.
1540 (decompress_input_section): New function.
1541 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1542 Handle compressed debug sections.
1543 * layout.cc (is_compressed_debug_section): New function.
1544 (Layout::output_section_name): Map compressed section names to
1546 * layout.h (is_compressed_debug_section): New function.
1547 (is_debug_info_section): Recognize compressed debug sections.
1548 * merge.cc: Include compressed_output.h.
1549 (Output_merge_data::do_add_input_section): Handle compressed
1551 (Output_merge_string::do_add_input_section): Handle compressed
1553 * object.cc: Include compressed_output.h.
1554 (Sized_relobj::Sized_relobj): Initialize new data members.
1555 (build_compressed_section_map): New function.
1556 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1557 * object.h (Object::section_is_compressed): New method.
1558 (Object::do_section_is_compressed): New method.
1559 (Sized_relobj::Compressed_section_map): New type.
1560 (Sized_relobj::do_section_is_compressed): New method.
1561 (Sized_relobj::compressed_sections_): New data member.
1562 * output.cc (Output_section::add_input_section): Handle compressed
1564 * reloc.cc: Include compressed_output.h.
1565 (Sized_relobj::write_sections): Handle compressed debug sections.
1567 2010-07-08 Cary Coutant <ccoutant@google.com>
1569 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1570 weak when resolving to a dynamic def.
1571 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1572 for weak undef/dynamic def cases. Adjust callers.
1573 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1574 undef_binding_weak_.
1575 (Symbol_table::sized_write_globals): Adjust symbol binding.
1576 (Symbol_table::sized_write_symbol): Add binding parameter.
1577 * symtab.h (Symbol::set_undef_binding): New method.
1578 (Symbol::is_undef_binding_weak): New method.
1579 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1580 (Symbol_table::should_override): Add new parameter.
1581 (Symbol_table::sized_write_symbol): Add new parameter.
1583 * testsuite/weak_undef_file1.cc: Add new test case.
1584 * testsuite/weak_undef_file2.cc: Fix header comment.
1585 * testsuite/weak_undef_test.cc: Add new test case.
1587 2010-06-29 Doug Kwan <dougkwan@google.com>
1589 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1590 Initialize USE_SYMBOL_.
1591 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1593 (Arm_reloc_property::uses_symbol_): New data member declaration.
1594 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1595 uses symbol value and symbol is undefined but not weakly undefined.
1597 2010-06-28 Rafael Espindola <espindola@google.com>
1599 * plugin.cc (Plugin::load): Use dlerror.
1601 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1603 * symtab.cc (detect_odr_violations): When reporting an ODR
1604 violation, report an object where the symbol is defined.
1606 2010-06-25 Doug Kwan <dougkwan@google.com>
1608 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1609 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1611 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1612 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1613 target hook to detect function points.
1614 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1615 * icf.h (Icf::check_section_for_function_pointers): Change type of
1616 parameter SECTION_NAME to const reference to std::string. Use
1617 target hook to determine if section may have unsafe pointers.
1618 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1621 2010-06-21 Rafael Espindola <espindola@google.com>
1623 * fileread.cc (Input_file::find_fie): New
1624 (Input_file::open): Use Input_file::find_fie.
1625 * fileread.h (Input_file::find_fie): New
1626 * plugin.cc (set_extra_library_path): New.
1627 (Plugin::load): Add set_extra_library_path to the transfer vector.
1628 (Plugin_manager::set_extra_library_path): New.
1629 (Plugin_manager::add_input_file): Use the extra search path if set.
1630 (set_extra_library_path(): New.
1631 * plugin.h (Plugin_manager): Add set_extra_library_path and
1634 2010-06-19 Cary Coutant <ccoutant@google.com>
1636 * layout.cc (gdb_sections): Add .debug_types.
1637 (lines_only_debug_sections): Likewise.
1639 2010-06-18 Rafael Espindola <espindola@google.com>
1641 * plugin.cc (add_input_file,add_input_library)
1642 (Plugin_manager::add_input_file): Make filename arguments const.
1643 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1646 2010-06-16 Doug Kwan <dougkwan@google.com>
1648 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1649 .ARM.attributes section if we have not merged any input
1650 attributes sections.
1652 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1654 * arm.cc: Allow combining objects with no EABI version
1657 2010-06-15 Rafael Espindola <espindola@google.com>
1659 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1661 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1663 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1664 (struct iovec): Correct !HAVE_READV definition.
1666 2010-06-10 Cary Coutant <ccoutant@google.com>
1668 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1669 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1671 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1674 * symtab.h (Symbol::is_placeholder): New member function.
1675 * target-reloc.h (relocate_section): Check for placeholder symbols.
1677 * testsuite/Makefile.am (plugin_test_8): New test.
1678 (plugin_test_9): New test.
1679 * testsuite/Makefile.in: Regenerate.
1681 2010-06-09 Nick Clifton <nickc@redhat.com>
1683 * yyscript.y (input_list_element): Allow strings prefixed with
1684 the '-' character. Treat these as libraries.
1685 * script.cc (script_add_library): New function. Adds a library
1686 specified by "-l<name>" found in an input script.
1687 * script-c.h: Add prototype for script_add_library.
1689 2010-06-07 Doug Kwan <dougkwan@google.com>
1691 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1692 Restrict stub-group size to be within long conditional branch
1693 range when working around cortex-A8 erratum.
1695 2010-06-07 Damien Diederen <dd@crosstwine.com>
1697 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1700 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1704 (Output_section::Input_section_sort_entry::compare_section_ordering):
1705 Change to return non-zero correctly.
1706 (Output_section::Input_section_sort_section_order_index_compare
1707 ::operator()): Change to fix ambiguity in comparisons.
1709 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1711 * gold.h (is_wildcard_string): New function.
1712 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1713 (Layout::layout_eh_frame): Ditto.
1714 (Layout::find_section_order_index): New method.
1715 (Layout::read_layout_from_file): New method.
1716 * layout.h (Layout::find_section_order_index): New method.
1717 (Layout::read_layout_from_file): New method.
1718 (Layout::input_section_position_): New private member.
1719 (Layout::input_section_glob_): New private member.
1720 * main.cc (main): Call read_layout_from_file here.
1721 * options.h (--section-ordering-file): New option.
1722 * output.cc (Output_section::input_section_order_specified_): New
1724 (Output_section::Output_section): Initialize new member.
1725 (Output_section::add_input_section): Add new parameter.
1726 Keep input sections when --section-ordering-file is used.
1727 (Output_section::set_final_data_size): Sort input sections when
1728 section ordering file is specified.
1729 (Output_section::Input_section_sort_entry): Add new parameter.
1731 (Output_section::Input_section_sort_entry::compare_section_ordering):
1733 (Output_section::Input_section_sort_compare::operator()): Change to
1734 consider section_order_index.
1735 (Output_section::Input_section_sort_init_fini_compare::operator()):
1736 Change to consider section_order_index.
1737 (Output_section::Input_section_sort_section_order_index_compare
1738 ::operator()): New method.
1739 (Output_section::sort_attached_input_sections): Change to sort
1740 according to section order when specified.
1741 (Output_section::add_input_section<32, true>): Add new parameter.
1742 (Output_section::add_input_section<64, true>): Add new parameter.
1743 (Output_section::add_input_section<32, false>): Add new parameter.
1744 (Output_section::add_input_section<64, false>): Add new parameter.
1745 * output.h (Output_section::add_input_section): Add new parameter.
1746 (Output_section::input_section_order_specified): New
1748 (Output_section::set_input_section_order_specified): New method.
1749 (Input_section::Input_section): Initialize section_order_index_.
1750 (Input_section::section_order_index): New method.
1751 (Input_section::set_section_order_index): New method.
1752 (Input_section::section_order_index_): New member.
1753 (Input_section::Input_section_sort_section_order_index_compare): New
1755 (Output_section::input_section_order_specified_): New member.
1756 * script-sections.cc (is_wildcard_string): Delete and move modified
1758 (Output_section_element_input::Output_section_element_input): Modify
1759 call to is_wildcard_string.
1760 (Output_section_element_input::Input_section_pattern
1761 ::Input_section_pattern): Ditto.
1762 (Output_section_element_input::Output_section_element_input): Ditto.
1763 * testsuite/Makefile.am (final_layout): New test case.
1764 * testsuite/Makefile.in: Regenerate.
1765 * testsuite/final_layout.cc: New file.
1766 * testsuite/final_layout.sh: New file.
1768 2010-06-01 Rafael Espindola <espindola@google.com>
1770 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1772 2010-06-01 Rafael Espindola <espindola@google.com>
1774 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1775 visibility of symbols.
1777 2010-05-27 Doug Kwan <dougkwan@google.com>
1779 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1780 from start of output section instead of address for a local symbol
1781 in a merged or relaxed section when doing a relocatable link.
1783 2010-05-26 Rafael Espindola <espindola@google.com>
1786 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1787 adding sections the garbage collector removed.
1788 * gold/testsuite/Makefile.am: Add test.
1789 * gold/testsuite/Makefile.in: Regenerate.
1790 * gold/testsuite/plugin_test_7.sh: New.
1791 * gold/testsuite/plugin_test_7_1.c: New.
1792 * gold/testsuite/plugin_test_7_2.c: New.
1794 2010-05-26 Rafael Espindola <espindola@google.com>
1796 * script-sections.cc (Output_section_definition::set_section_addresses):
1797 Check for --section-start.
1799 2010-05-26 Doug Kwan <dougkwan@google.com>
1801 * arm.cc (Arm_scan_relocatable_relocs): New class.
1802 (Target_arm::relocate_special_relocatable): New method.
1803 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1804 (Arm_relocate_functions::thumb_branch_common): Same.
1805 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1806 instead of Default_scan_relocatable_relocs.
1807 * target-reloc.h (relocate_for_relocatable): Let target handle
1808 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1809 * target.h (Sized_target::relocate_special_relocatable): New method.
1811 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1813 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1815 2010-05-23 Doug Kwan <dougkwan@google.com>
1817 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1819 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1820 with a direct branch, not a conditional branch, to a stub.
1821 * merge.cc (Output_merge_base::record_input_section): New method
1823 (Output_merge_data::do_add_input_section): Record input section if
1824 keeps-input-sections flag is set.
1825 (Output_merge_string::do_add_input_section): Ditto.
1826 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1827 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1829 (Output_merge_base::keeps_input_sections,
1830 Output_merge_base::set_keeps_input_sections,
1831 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1833 (Output_merge_base::Input_sections): New type declaration.
1834 (Output_merge_base::input_sections_begin,
1835 Output_merge_base::input_sections_end,
1836 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1837 (Output_merge_base::bool keeps_input_sections_,
1838 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1839 Output_merge_base::input_sections_): New data members.
1840 (Output_merge_data::do_set_keeps_input_sections): New method
1842 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1843 * output.cc (Output_section::Input_section::relobj): Move method
1844 defintion from class declaration to here and handle merge sections.
1845 (Output_section::Input_section::shndx): Ditto.
1846 (Output_section::Output_section): Remove initializations of removed
1847 data members and initialize new data member LOOKUP_MAPS_.
1848 (Output_section::add_input_section): Set keeps-input-sections flag
1849 for a newly created merge output section as appropriate. Adjust code
1850 to use Output_section_lookup_maps class.
1851 (Output_section::add_relaxed_input_section): Adjst code for lookup
1852 maps code refactoring.
1853 (Output_section::add_merge_input_section): Add a new parameter
1854 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1855 class. If adding input section to a newly created merge output
1856 section fails, remove the new merge section.
1857 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1858 Adjust code for use of the Output_section_lookup_maps class.
1859 (Output_section::find_merge_section): Ditto.
1860 (Output_section::build_lookup_maps): New method defintion.
1861 (Output_section::find_relaxed_input_section): Adjust code to use
1862 Output_section_lookup_maps class.
1863 (Output_section::get_input_sections): Export merge sections. Adjust
1864 code to use Output_section_lookup_maps class.
1865 (Output_section:::add_script_input_section): Adjust code to use
1866 Output_section_lookup_maps class. Update lookup maps for merge
1868 (Output_section::discard_states): Use Output_section_lookup_maps.
1869 (Output_section::restore_states): Same.
1870 * output.h (Merge_section_properties): Move class defintion out of
1872 (Output_section_lookup_maps): New class.
1873 (Output_section::Input_section::is_merge_section): New method
1875 (Output_section::Input_section::relobj): Move defintion out of class
1876 defintion. Declare method only.
1877 (Output_section::Input_section::shndx): Ditto.
1878 (Output_section::Input_section::output_merge_base): New method defintion.
1879 (Output_section::Input_section::u2_.pomb): New union field.
1880 (Output_section::Merge_section_by_properties_map,
1881 Output_section::Output_section_data_by_input_section_map,
1882 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1884 (Output_section::add_merge_input_section): Add new parameter
1885 KEEPS_INPUT_SECTIONS.
1886 (Output_section::build_lookup_maps): New method declaration.
1887 (Output_section::merge_section_map_,
1888 Output_section::merge_section_by_properties_map_,
1889 Output_section::relaxed_input_section_map_,
1890 Output_section::is_relaxed_input_section_map_valid_): Remove data
1892 (Output_section::lookup_maps_): New data member.
1894 2010-05-21 Doug Kwan <dougkwan@google.com>
1897 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1898 avoid a compilation error.
1900 2010-05-19 Rafael Espindola <espindola@google.com>
1902 * script-sections.cc (Output_section_definition::allocate_to_segment):
1903 Update the phdrs_list even when the output section is NULL.
1904 * testsuite/Makefile.am: Add test.
1905 * testsuite/Makefile.in: Regenerate.
1906 * testsuite/script_test_9.cc: New.
1907 * testsuite/script_test_9.sh: New.
1908 * testsuite/script_test_9.t: New.
1910 2010-05-19 Doug Kwan <dougkwan@google.com>
1912 * arm.cc (Arm_input_section::original_size): New method.
1913 (Arm_input_section::do_addralign): Add a cast.
1914 (Arm_input_section::do_output_offset): Remove static cast.
1915 (Arm_input_section::original_addralign,
1916 Arm_input_section::original_size_): Change type to uint32_t.
1917 (Arm_input_section::init): Add safe casts for section alignment
1919 (Arm_input_section::set_final_data_size): Do not set address and
1920 offset of stub table.
1921 (Arm_output_section::fix_exidx_coverage): Change use of of
1922 Output_section::Simple_input_section to that of
1923 Output_section::Input_section.
1924 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1925 except for the first pass.
1926 * output.cc (Output_section::get_input_sections): Change type of
1927 input_sections to std::list<Input_section>.
1928 (Output_section::add_script_input_section): Rename from
1929 Output_section::add_simple_input_section. Change type of SIS
1930 parameter from Simple_input_section to Input_section.
1931 * output.h (Output_section::Simple_input_section): Remove class.
1932 (Output_section::Input_section): Change class visibility to public.
1933 (Output_section::Input_section::addralign): Use stored alignments
1934 for special input sections if set.
1935 (Output_section::Input_section::set_addralign): New method.
1936 (Output_section::get_input_sections): Change parameter type from
1937 list of Simple_input_section to list of Input_section.
1938 (Output_section::add_script_input_section): Rename from
1939 Output_section::add_simple_input_section. Change first parameter's
1940 type from Simple_input_section to Input_section and remove the
1941 second and third parameters.
1942 * script-sections.cc (Input_section::Input_section_list): Change
1943 type to list of Output_section::Input_section/
1944 (Input_section_info::Input_section_info): Change parameter type of
1945 INPUT_SECTION to Output_section::Input_section.
1946 (Input_section_info::input_section): Change return type.
1947 (Input_section_info::input_section_): Change type to
1948 Output_section::Input_section.
1949 (Output_section_element_input::set_section_addresses): Adjust code
1950 to use Output_section::Input_section instead of
1951 Output_section::Simple_input_section. Adjust code for renaming
1952 of Output_section::add_simple_input_section.
1953 (Orphan_output_section::set_section_addresses): Ditto.
1955 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1957 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1958 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1960 2010-05-18 Rafael Espindola <espindola@google.com>
1962 * options.cc (General_options::finalize): Handle -nostdlib.
1963 * options.h (nostdlib): New option.
1964 * script.cc (script_add_search_dir): Handle -nostdlib.
1966 2010-05-12 Doug Kwan <dougkwan@google.com>
1968 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1969 attributes section only if there no attributes section after merging.
1970 (Target_arm::merge_object_attributes): Move value of
1971 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1972 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1973 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1974 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1975 and arm_attr_merge_7.stdout.
1976 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1977 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1978 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1979 arm_attr_merge_7b.o): New rules.
1980 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1982 * testsuite/Makefile.in: Regenerate.
1983 * testsuite/arm_attr_merge.sh: New file.
1984 * testsuite/arm_attr_merge_[67][ab].s: Same.
1986 2010-05-05 Nick Clifton <nickc@redhat.com>
1988 * po/es.po: Updated Spanish translation.
1990 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1992 * Makefile.am (install-exec-local): Properly install gold as
1993 default cross linker.
1994 * Makefile.in: Regenerated.
1996 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1997 Nick Clifton <nickc@redhat.com>
1999 * configure.ac (install_as_default): Define and set to false
2000 unless --enable-gold or --enable-gold=both/gold has been
2002 * configure: Regenerate.
2004 * Makefile.am (install-exec-local): Install the executable as
2005 'ld.gold'. If install_as_default is true then also install it as
2007 * Makefile.in: Regenerated.
2009 2010-04-24 Ian Lance Taylor <iant@google.com>
2011 * layout.cc (Layout::layout_reloc): In relocatable link don't
2012 combine reloc sections for grouped sections.
2014 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2016 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2017 sections that are not ordinary to icf.
2018 * icf.cc (get_section_contents): Handle relocation pointing to section
2019 with no object or shndx information.
2020 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2021 * testsuite/Makefile.in: Regenerate.
2022 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2023 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2025 2010-04-22 Ian Lance Taylor <iant@google.com>
2027 * expression.cc (Expression::Expression_eval_info): Add
2028 result_alignment_pointer field.
2029 (Expression::eval_with_dot): Add result_alignment_pointer
2030 parameter. Change all callers.
2031 (Expression::eval_maybe_dot): Likewise.
2032 (class Binary_expression): Add alignment_pointer parameter to
2033 left_value and right_value. Change all callers.
2034 (BINARY_EXPRESSION): Set result alignment.
2035 (class Trinary_expression): Add alignment_pointer parameter to
2036 arg2_value and arg3_value. Change all callers.
2037 (Trinary_cond::value): Set result alignment.
2038 (Max_expression::value, Min_expression::value): Likewise.
2039 (Align_expression::value): Likewise.
2040 * script-sections.cc (class Sections_element): Add dot_alignment
2041 parameter to set_section_addresses virtual function. Update
2043 (class Output_section_element): Likewise.
2044 (Script_sections::create_segments): Add dot_alignment parameter.
2046 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2047 (Script_sections::set_phdrs_clause_addresses): Likewise.
2048 * script-sections.h: Update declarations.
2049 * script.h: Update declarations.
2050 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2052 * testsuite/script_test_3.t: Set large alignment.
2053 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2054 segment has expected alignment.
2056 2010-04-22 Nick Clifton <nickc@redhat.com>
2058 * po/gold.pot: Updated by the Translation project.
2059 * po/vi.po: Updated Vietnamese translation.
2061 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2063 * testsuite/Makefile.am (check_PROGRAMS): Add
2064 icf_virtual_function_folding_test.
2065 * testsuite/Makefile.in: Regenerated.
2067 2010-04-15 Andrew Haley <aph@redhat.com>
2069 * options.h (merge_exidx_entries): New option.
2070 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2071 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2072 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2073 (Target_arm::merge_exidx_entries): New function.
2074 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2075 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2076 to Arm_exidx_fixup constructor.
2077 Add new arg, merge_exidx_entries.
2078 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2079 Arm_output_section::fix_exidx_coverage.
2081 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2083 * icf.cc (get_section_contents): Check for preemptible functions.
2084 Ignore addend when appropriate.
2085 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2087 (add_from_relobj): Check for section folded.
2088 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2089 * symtab.h (should_add_dynsym_entry): Add new parameter.
2090 * target-reloc.h (scan_relocs): Check for section folded.
2091 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2092 Check reloc types for function pointers in shared objects.
2093 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2095 (icf_preemptible_functions_test): New test case.
2096 (icf_string_merge_test): New test case.
2097 * testsuite.Makefile.in: Regenerate.
2098 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2099 bar_glob. Refactor code.
2100 * testsuite/icf_preemptible_functions_test.cc: New file.
2101 * testsuite/icf_preemptible_functions_test.sh: New file.
2102 * testsuite/icf_string_merge_test.cc: New file.
2103 * testsuite/icf_string_merge_test.sh: New file.
2104 * testsuite/icf_virtual_function_folding_test.cc: New file.
2105 * testsuite/icf_virtual_function_folding_test.sh: New file.
2107 2010-04-14 Doug Kwan <dougkwan@google.com>
2109 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2110 for local symbol recounting if we remove a section due to ICF.
2111 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2112 there are no regular objects in input.
2114 2010-04-13 Doug Kwan <dougkwan@google.com>
2116 * arm.cc (Arm_input_section::set_final_data_size): Compute
2117 accurate final data size instead of using current data size.
2119 2010-04-09 Doug Kwan <dougkwan@google.com>
2121 * layout.cc (Layout::choose_output_section): Handle script section
2123 (Layout::make_output_section_for_script): Add section type parameter.
2124 Handle script section types.
2125 * layout.h (Layout::make_output_section_for_script): Add section
2127 * output.cc (Output_section::Output_section): Initialize data member
2129 (Output_section::do_reset_address_and_file_offset): Do not set address
2130 to 0 if section is a NOLOAD section.
2131 * output.h (Output_section::is_noload): New method.
2132 (Output_section::set_is_noload): Ditto.
2133 (Output_section::is_noload_): New data member.
2134 * script-c.h (Script_section_type): New enum type.
2135 (struct Parser_output_section_header): Add new file section_type.
2136 * script-sections.cc (Sections_element::output_section_name): Add
2137 parameter for returning script section type.
2138 (Output_section_definition::output_section_name): Ditto.
2139 (Output_section_definition::section_type)P; New method.
2140 (Output_section_definiton::script_section_type_name): Ditto.
2141 (Output_section_definition::script_section_type_): New data member.
2142 (Output_section_definition::Output_section_definition): Initialize
2143 data member Output_section_definition::script_section_type_.
2144 (Output_section_definition::create_sections): Pass script section type
2145 to Layout::make_output_section_for_script.
2146 (Output_section_definition::output_section_name): Return script
2147 section type to caller.
2148 (Output_section_definition::set_section_address): Do not advance
2149 dot value and load address if section type is NOLOAD. Set address
2150 of NOLOAD sections regardless of section flags.
2151 (Output_section_definition::print): Print section type if it is
2152 not SCRIPT_SECTION_TYPE_NONE.
2153 (Output_section_definition::section_type): New method.
2154 (Output_section_definition::script_section_type_name): Ditto.
2155 (Script_sections::output_section_name): Add new parameter
2156 PSECTION_TYPE for returning script section type. Pass it to
2157 section elements. Handle discard sections.
2158 (Sort_output_sections::operator()): Handle NOLOAD sections.
2159 * script-sections.h (Script_sections::Section_type): New enum type.
2160 (Script_sections::output_section_name): Add a new parameter for
2161 returning script section type.
2162 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2164 * yyscript.y (union): Add new field SECTION_TYPE.
2165 (COPY, DSECT, INFO, NOLOAD): New tokens.
2166 (opt_address_and_section_type): Change type to output_section_header.
2167 (section_type): New non-terminal
2168 (section_header): Handle section type.
2169 (opt_address_and_section_type): Return section type value.
2171 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2173 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2174 * testsuite/plugin_common_test_2.c (foo): Likewise.
2176 2010-04-08 Doug Kwan <dougkwan@google.com>
2178 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2180 * output.cc (Output_section::add_merge_input_section): Simplify
2181 code and return status of Output_merge_base::add_input_section.
2182 Update merge section map only if Output_merge_base::add_input_section
2185 2010-04-07 Doug Kwan <dougkwan@google.com>
2187 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2188 if section is marked as containing instructions but has no mapping
2190 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2191 correct section index.
2192 (Arm_relobj::find_linked_text_section): Ditto.
2194 2010-04-07 Cary Coutant <ccoutant@google.com>
2196 * archive.cc (include_member): Destroy Read_symbols_data object before
2198 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2199 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2200 (Read_symbols_data::~Read_symbols_data) New destructor.
2201 (Section_relocs::Section_relocs) New constructor.
2202 (Section_relocs::~Section_relocs) New destructor.
2203 (Read_relocs_data::Read_relocs_data) New constructor.
2204 (Read_relocs_data::~Read_relocs_data) New destructor.
2205 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2206 pointers to NULL after deleting.
2208 2010-04-07 Doug Kwan <dougkwan@google.com>
2210 * arm.cc: Replace "endianity" with "endianness" in comments.
2211 (Arm_exidx_cantunwind): Ditto.
2212 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2213 (Arm_relobj::merge_flags_and_attributes): New method.
2214 (Arm_relobj::merge_flags_and_attributes_): New data member.
2215 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2216 (Arm_relobj::scan_sections_for_stubs): Ditto.
2217 (Arm_relobj::do_read_symbols): Check to see if we really want to
2218 merge processor-specific flags and attributes. Exit early if
2219 an object is empty except for section names and the undefined symbol.
2220 (Target_arm::do_finalize_sections): Move check for ELF format to
2221 Arm_relobj::do_read_symbols. Merge processor specific flags and
2222 attributes from a regular object only when we have determined that
2223 it is aapropriate. Do not create an .ARM.attributes section in
2224 output if there is no regular input object.
2225 (Target_arm::merge_processor_specific_flags): Check
2226 --warn-mismatch before printing any error.
2227 (Target_arm::merge_object_attributes): Ditto.
2228 * gold.cc (queue_middle_tasks): Handle the case in which there is
2229 no regular object in input.
2230 * options.cc (General_options::parse_EB): New method.
2231 (General_options::parse_EL): Same.
2232 (General_options::General_options): Initialize endianness_.
2233 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2235 (General_options::Endianness): New enum.
2236 (General_options::endianness): New method.
2237 (General_options::endianness_): New data member.
2238 * parameters.cc (Parameters::set_options): Check target endianness.
2239 (Parameters::set_target_once): Ditto.
2240 (Parameters::check_target_endianness): New method.
2241 (parameters_force_valid_target): If either -EL or -EB is specified,
2242 use it to define endianness of default target.
2243 * parameters.h (Parameters::check_target_endianness): New method
2245 * target.h (class Target): Change "endianity" to "endianness"
2248 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2250 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2251 * configure: Regenerate.
2252 * Makefile.in: Regenerate.
2253 * testsuite/Makefile.in: Regenerate.
2255 2010-04-06 Cary Coutant <ccoutant@google.com>
2258 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2259 prevailing definitions of common symbols.
2260 * testsuite/plugin_test_6.sh: New test case.
2261 * testsuite/plugin_common_test_1.c: New test case.
2262 * testsuite/plugin_common_test_2.c: New test case.
2263 * testsuite/Makefile.am (plugin_test_6): New test case.
2264 * testsuite/Makefile.in: Regenerate.
2266 2010-04-06 Nick Clifton <nickc@redhat.com>
2268 * po/vi.po: New Vietnamese translation.
2270 2010-03-30 Doug Kwan <dougkwan@google.com>
2272 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2274 2010-03-25 Doug Kwan <dougkwan@google.com>
2276 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2277 to avoid a conversion warning on a 32-bit host.
2279 2010-03-24 Ian Lance Taylor <iant@google.com>
2281 * testsuite/script_test_3.t: Add a TLS segment.
2282 * testsuite/Makefile.am (check_PROGRAMS): Add
2283 tls_phdrs_script_test.
2284 (tls_phdrs_script_test_SOURCES): Define.
2285 (tls_phdrs_script_test_DEPENDENCIES): Define.
2286 (tls_phdrs_script_test_LDFLAGS): Define.
2287 (tls_phdrs_script_test_LDADD): Define.
2288 * testsuite/Makefile.in: Rebuild.
2290 2010-03-23 Cary Coutant <ccoutant@google.com>
2292 * fileread.cc (find_or_make_view): Fix comment.
2294 2010-03-23 Ian Lance Taylor <iant@google.com>
2296 * script-sections.cc (class Orphan_section_placement): Define
2297 PLACE_TLS and PLACE_TLS_BSS.
2298 (Orphan_section_placement::Orphan_section_placement): Initialize
2300 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2301 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2302 (tls_script_test_SOURCES): Define.
2303 (tls_script_test_DEPENDENCIES): Define.
2304 (tls_script_test_LDFLAGS): Define.
2305 (tls_script_test_LDADD): Define.
2306 * testsuite/Makefile.in: Rebuild.
2308 2010-03-22 Doug Kwan <dougkwan@google.com>
2310 * arm.cc (Arm_relocate_functions::abs8,
2311 Arm_relocate_functions::abs16): Use correct check for overflow
2312 specified in the ARM ELF specs.
2313 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2314 target of a BLX instruction specially.
2315 (Reloc_stub::stub_type_for_reloc): Ditto.
2316 (Relocate::relocate): Use symbolic names instead of numeric relocation
2317 codes to report error.
2318 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2320 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2321 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2322 thumb2_blx_out_of_range.stdout
2323 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2324 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2325 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2326 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2327 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2328 thumb2_blx_in_range, thumb2_blx_in_range.o,
2329 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2330 thumb2_blx_out_of_range.o): New rules.
2331 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2332 thumb2_blx_in_range and thumb2_blx_out_of_range.
2333 * testsuite/Makefile.in: Regenerate.
2334 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2335 * testsuite/thumb_blx_in_range.s: New file.
2336 * testsuite/thumb_blx_out_of_range.s: New file.
2338 2010-03-22 Rafael Espindola <espindola@google.com>
2340 * archive.cc (Should_include): Move to archive.h.
2341 (should_include_member): Make it a member of Archive.
2343 (Add_lib_group_symbols): New.
2344 * archive.h: Include options.h.
2345 (Archive_member): Moved from Archive.
2346 (Should_include): Moved from archive.cc.
2348 (Add_lib_group_symbols): New.
2349 * dynobj.cc (do_should_include_member): New.
2350 * dynobj.h (do_should_include_member): New.
2351 * gold.cc (queue_initial_tasks): Update call to queue.
2352 * main.cc (main): Print lib group stats.
2353 * object.cc (do_should_include_member): New.
2354 * object.h: Include archive.h.
2355 (Object::should_include_member): New.
2356 (Object::do_should_include_member): New.
2357 (Sized_relobj::do_should_include_member): New.
2358 * options.cc (General_options::parse_start_lib): New.
2359 (General_options::parse_end_lib): New.
2360 (Input_arguments::add_file): Handle lib groups.
2361 (Input_arguments::start_group): Check we are not in a lib.
2362 (Input_arguments::start_lib): New.
2363 (Input_arguments::end_lib): New.
2364 * options.h (General_options): Add start_lib and end_lib.
2365 (Input_argument::lib_): New.
2366 (Input_argument::lib): New.
2367 (Input_argument::is_lib): New.
2368 (Input_file_lib): New.
2369 (Input_arguments::in_lib_): New.
2370 (Input_arguments::in_lib): New.
2371 (Input_arguments::start_lib): New.
2372 (Input_arguments::end_lib_): New.
2373 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2374 in unused members as preempted.
2375 (Sized_pluginobj::do_should_include_member): New.
2376 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2377 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2379 (Read_symbols::do_whole_lib_group): New.
2380 (Read_symbols::do_lib_group): New.
2381 (Read_symbols::do_read_symbols): Handle lib groups.
2382 (Read_symbols::get_name): Handle lib groups.
2383 * readsyms.h (Read_symbols): Add an archive member pointer.
2384 (Read_symbols::do_whole_lib_group): New.
2385 (Read_symbols::do_lib_group): New.
2386 (Read_symbols::member_): New.
2387 * script.cc (read_input_script): Update call to queue_soon.
2389 2010-03-19 Doug Kwan <dougkwan@google.com>
2391 * arm.cc (Stub_table::Stub_table): Initialize new data members
2392 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2393 (Stub_table::add_reloc_stub): Assign stub offset and update
2394 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2395 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2397 (Stub_table::update_data_size_and_addralign): Use
2398 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2399 instead of going over all reloc stubs.
2400 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2401 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2402 Stringpool_template::offset_ to size of Stringpool_char.
2403 (Stringpool_template::new_key_offset): Remove code to initialize
2404 Stringpool_template::offset_.
2405 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2406 Stringpool_template::offset_ to zero.
2408 2010-03-15 Doug Kwan <dougkwan@google.com>
2410 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2412 (Stringpool_template::new_key_offset): New method.
2413 (Stringpool_template::add_string): Assign offsets when adding new
2415 (Stringpool_template::set_string_offsets): Do not set string offsets
2416 when not optimizing.
2417 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2419 (Chunked_vector::clear): Clear size_.
2420 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2421 (Chunked_vector::size): Return size_.
2422 (Chunked_vector::push_back): Use size_ to find insert position.
2423 (Chunked_vector::size_): New data member.
2424 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2425 (Stringpool_template::new_key_offset): New method declaration.
2426 (Stringpool_template::offset_): New data member.
2428 2010-03-15 Rafael Espindola <espindola@google.com>
2430 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2431 Add_symbols' constructor.
2432 * readsyms.h (Add_symbols): Remove the input_group member.
2434 2010-03-10 Ian Lance Taylor <iant@google.com>
2436 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2437 target to ask whether a reference to a symbol requires a stack
2439 * target.h (Target::is_call_to_non_split): New function.
2440 (Target::do_is_call_to_non_split): Declare virtual function.
2441 * target.cc: Include "symtab.h".
2442 (Target::do_is_call_to_non_split): New function.
2443 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2445 2010-03-10 Cary Coutant <ccoutant@google.com>
2447 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2448 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2449 (File_read::open[2]): Add whole_file_view_ to list of views.
2450 (File_read::make_view): Remove test of whole_file_view_.
2451 (File_read::find_or_make_view): Create whole_file_view_ if
2453 (File_read::clear_views): Replace bool parameter with enum;
2454 adjust all callers. Don't delete views with permanent data;
2455 do delete cached views and views from archives if
2456 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2457 if clearing the corresponding view.
2458 * fileread.h (File_read::Clear_views_mode): New enum.
2459 (File_read::View::is_permanent_view): New method.
2460 (File_read::clear_views): Replace bool parameter
2461 with enum; adjust all callers.
2462 * options.h (General_options): Change keep_files_mapped option;
2463 add map_whole_files.
2464 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2466 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2469 2010-03-10 David S. Miller <davem@davemloft.net>
2471 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2473 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2475 * icf.cc (get_section_contents): Add '@' marker after processing the
2478 2010-03-08 Doug Kwan <dougkwan@google.com>
2480 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2481 due to a conversion warning.
2482 (Arm_relobj::update_output_local_symbol_count): Check for local
2483 symbol with unset output index.
2485 2010-03-05 Ian Lance Taylor <iant@google.com>
2487 * options.h (class General_options): Add --spare-dynamic-tags.
2488 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2489 --spare-dynamic-tags.
2491 2010-03-05 Ian Lance Taylor <iant@google.com>
2493 * incremental.cc: Include "libiberty.h".
2495 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2497 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2498 function, is_info_ member.
2499 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2500 (Versions::Versions): Update caller.
2501 (Versions::define_base_version): Likewise.
2502 (Versions::add_def): Likewise.
2504 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2506 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2507 (Scan::possible_function_pointer_reloc): New function.
2508 (Scan::local_reloc_may_be_function_pointer): Change to call
2509 possible_function_pointer_reloc.
2510 (Scan::global_reloc_may_be_function_pointer): Ditto.
2511 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2512 relocations in ".data.rel.ro._ZTV" section.
2513 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2514 * testsuite/icf_safe_so_test.cc: Ditto.
2515 * testsuite/icf_safe_test.cc: Ditto.
2516 * testsuite/icf_safe_test.sh: Ditto.
2518 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2519 Ian Lance Taylor <iant@google.com>
2521 * target-reloc.h (relocate_section): Check the symbol table index
2522 for -1U before setting the local symbol index.
2523 (scan_relocatable_relocs): If copying the relocation, record that
2524 the local symbol is required.
2525 * object.h (Symbol_value::is_output_symtab_index_set): New
2527 (Symbol_value::may_be_discarded_from_output_symtab): New
2529 (Symbol_value::has_output_symtab_entry): New function.
2530 (Symbol_value::needs_output_symtab_entry): Remove.
2531 (Symbol_value::output_symtab_index): Make sure the symbol index is
2533 (Symbol_value::set_output_symtab_index): Make sure the symbol
2534 index is not set. Make sure the new index is valid.
2535 (Symbol_value::set_must_have_output_symtab_entry): New function.
2536 (Symbol_value::has_output_dynsym_entry): New function.
2537 (Symbol_value::set_output_dynsym_index): Make sure the new index
2539 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2540 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2541 local symbol if permitted.
2542 (Sized_relobj::do_finalize_local_symbols): Call
2543 is_output_symtab_index_set rather than needs_output_symtab_entry.
2544 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2545 rather than needs_output_symtab_entry. Call
2546 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2547 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2548 is_output_symtab_index_set rather than needs_output_symtab_entry.
2549 * testsuite/discard_locals_relocatable_test.c: New file.
2550 * testsuite/discard_locals_test.sh: Test -r.
2551 * testsuite/Makefile.am (check_DATA): Add
2552 discard_locals_relocatable_test1.syms,
2553 discard_local_relocatable_test2.syms.
2554 (MOSTLYCLEANFILES): Likewise. Also add
2555 discard_locals_relocatable_test1.lout and
2556 discard_locals_relocatable_test2.out.
2557 (discard_locals_relocatable_test1.syms): New target.
2558 (discard_locals_relocatable_test.o): New target.
2559 (discard_locals_relocatable_test1.out): New target.
2560 (discard_locals_relocatable_test2.syms): New target.
2561 (discard_locals_relocatable_test2.out): New target.
2562 (various): Add missing ../ld-new dependencies.
2563 * testsuite/Makefile.in: Rebuild.
2565 2010-03-03 Nick Clifton <nickc@redhat.com>
2567 * po/fi.po: New Finnish translation.
2569 2010-03-01 Doug Kwan <dougkwan@google.com>
2571 * layout.cc (Layout::Layout): Force section types of .init_array*,
2572 .preinit_array* and .fini_array* sections.
2573 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2574 Fix check of return value of std::string::find.().
2575 (Output_section::Input_section_sort_compare::operator()): Remove
2576 comment about .init_array.
2577 (Output_section::Input_section_sort_init_fini_compare::operator()):
2579 (Output_section::sort_attached_input_sections): Handle .init_array
2580 and .fini_array specially.
2581 * output.h (Output_section::Inut_section_sort_compare): Update
2583 (Output_section::Input_section_sort_init_fini_compare): New struct.
2585 2010-02-26 Doug Kwan <dougkwan@google.com>
2587 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2588 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2589 * testsuite/debug_msg.sh: Avoid matching source line number for
2590 use of global variable undef_int.
2592 2010-02-26 Doug Kwan <dougkwan@google.com>
2594 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2595 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2596 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2597 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2598 * options.cc (General_options::General_options): Initialize member
2600 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2601 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2602 and rm_no_fix_v4bx.stdout
2603 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2604 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2605 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2606 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2607 and arm_no_fix_v4bx.
2608 * Makefile.in: Regenerate.
2609 * testsuite/arm_fix_v4bx.s: New file.
2610 * testsuite/arm_fix_v4bx.sh: Ditto.
2612 2010-02-24 Doug Kwan <dougkwan@google.com>
2614 * arm.cc (Target_arm::got_section): Make the .got section the first
2615 non RELRO section in the data segment.
2616 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2617 suffixes of section names.
2619 2010-02-24 Doug Kwan <dougkwan@google.com>
2621 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2622 flags and attributes merging if an input file is a binary file.
2623 * fileread.cc (Input_file::open): Record format of original file.
2624 * fileread.h (Input_file::Format): New enum type.
2625 (Input_file::Input_file): Initialize data member format_.
2626 (Input_file::format): New method definition.
2627 (Input_file::format_):: New data member.
2629 2010-02-24 Doug Kwan <dougkwan@google.com>
2631 * arm.cc (Arm_output_data_got): New class.
2632 (ARM_TCB_SIZE): New constant
2633 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2634 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2635 If user uses a script with a SECTIONS clause, issue only a warning
2636 for a misplaced EXIDX input section. Otherwise, issue an error.
2637 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2639 (Target_arm::got_mode_index_entry): Handle static linking.
2640 (Target_arm::Scan::local): Ditto.
2641 (Target_arm::Scan::global): Ditto.
2642 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2643 all incorrectly implemented relocations.
2644 (Target_arm::fix_exidx_coverage): Pass layout to
2645 Arm_output_section::fix_exidx_coverage.
2646 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2647 from ".ARM.exidx." and ".ARM.extab.".
2649 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2651 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2652 section if it does not already exist.
2653 * attributes.cc (Attributes_section_data::Attributes_section_data):
2654 Don't crash if size is zero.
2656 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2657 Ian Lance Taylor <iant@google.com>
2659 * gold.cc (queue_middle_tasks): If no input files were opened,
2661 * workqueue.h (Task_function::Task_function): Assert that there is
2664 2010-02-22 Doug Kwan <dougkwan@google.com>
2666 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2667 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2668 types to avoid warnings due to different uint64_t implementations
2671 2010-02-21 Doug Kwan <dougkwan@google.com>
2673 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2674 handling of the maximum backward branch offset.
2675 (Arm_relocate_functions::thumb_branch_common): Ditto.
2676 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2677 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2678 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2679 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2680 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2681 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2682 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2683 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2684 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2685 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2686 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2687 thumb2_bl_out_of_range.o): New rules.
2688 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2689 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2690 thumb2_bl_out_of_range
2691 * testsuite/Makefile.in: Regenerate.
2692 * testsuite/arm_bl_in_range.s: New file.
2693 * testsuite/arm_bl_out_of_range.s: Ditto.
2694 * testsuite/arm_branch_in_range.sh: Ditto.
2695 * testsuite/arm_branch_range.t: Ditto.
2696 * testsuite/thumb2_branch_range.t: Ditto.
2697 * testsuite/thumb_bl_in_range.s: Ditto.
2698 * testsuite/thumb_bl_out_of_range.s: Ditto.
2699 * testsuite/thumb_branch_range.t: Ditto.
2701 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2703 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2704 Add reloc offset information.
2705 * icf.cc (get_section_contents): Change iterators to point to the new
2706 vectors. Add reloc offset information to the contents.
2707 * icf.h (Icf::Sections_reachable_info): New typedef.
2708 (Icf::Sections_reachable_list): New typedef.
2709 (Icf::Offset_info): New typedef.
2710 (Icf::Reloc_info): New struct typedef.
2711 (Icf::Reloc_info_list): New typedef.
2712 (Icf::symbol_reloc_list): Delete method.
2713 (Icf::addend_reloc_list): Delete method.
2714 (Icf::section_reloc_list): Delete method.
2715 (Icf::reloc_info_list): New method.
2716 (Icf::reloc_info_list_): New member.
2718 2010-02-19 Doug Kwan <dougkwan@google.com>
2720 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2721 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2722 * arm.cc (Arm_relocation_functions): New forward declaration.
2723 (Target_arm::Target_arm): Initialize new data members
2724 got_mod_index_offset_ and tls_base_symbol_defined_.
2725 (Target_arm::Relocate::relocate_tls): New method.
2726 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2727 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2729 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2730 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2731 (Target_arm::got_mod_index_offset_,
2732 Target_arm::tls_base_symbol_defined_): New data members.
2733 (Target_arm::Scan::local, Target::Scan::global,
2734 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2737 2010-02-18 Doug Kwan <dougkwan@google.com>
2739 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2740 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2741 text section as a parameter becuase some broken tools may not set
2742 the link in section header.
2743 (Target_arm::has_got_section): New method.
2744 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2745 without any mapping symbol as data only. Remove warning.
2746 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2747 link in its section header, try to discover the link by inspecting the
2748 REL31 relocation at the beginning of the section.
2749 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2751 (Target_arm::Scan::global): Treat any reference to the symbol
2752 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2754 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2756 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2757 (Scan::global_reloc_may_be_function_pointer): New function.
2758 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2759 (Scan::global_reloc_may_be_function_pointer): New function.
2760 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2761 (Scan::global_reloc_may_be_function_pointer): New function.
2762 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2763 (Scan::global_reloc_may_be_function_pointer): New function.
2764 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2765 (Scan::global_reloc_may_be_function_pointer): New function.
2766 (Scan::possible_function_pointer_reloc): New function.
2767 (Target_x86_64::can_check_for_function_pointers): New function.
2768 * gc.h (gc_process_relocs): Scan relocation types to determine if
2769 function pointers were taken for targets that support it.
2770 * icf.cc (Icf::find_identical_sections): Include functions for
2771 folding in safe ICF whose pointer is not taken.
2772 * icf.h (Secn_fptr_taken_set): New typedef.
2773 (fptr_section_id_): New member.
2774 (section_has_function_pointers): New function.
2775 (set_section_has_function_pointers): New function.
2776 (check_section_for_function_pointers): New function.
2777 * options.h: Fix comment for safe ICF option.
2778 * target.h (can_check_for_function_pointers): New function.
2779 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2780 Modify icf_safe_test for X86-64.
2781 * testsuite/Makefile.in: Regenerate.
2782 * testsuite/icf_safe_so_test.cc: New file.
2783 * testsuite/icf_safe_so_test.sh: New file.
2784 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2785 (main): Change to take pointer to function kept_func_3.
2786 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2787 folding is done correctly for X86-64.
2789 2010-02-12 David S. Miller <davem@davemloft.net>
2791 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2792 is_symbolless parameter.
2793 (Output_reloc<SHT_REL>::is_symbolless): New.
2794 (Output_reloc<SHT_REL>::is_symbolless_): New.
2795 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2796 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2797 (Output_reloc<SHT_RELA>::is_symbolless): New.
2798 (Output_data_reloc::add_global): Handle is_symbolless.
2799 (Output_data_reloc::add_global_relative): Likewise.
2800 (Output_data_reloc::add_local): Likewise.
2801 (Output_data_reloc::add_local_relative): Likewise.
2802 (Output_data_reloc::add_symbolless_global_addend): New.
2803 (Output_data_reloc::add_symbolless_local_addend): New.
2804 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2806 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2807 instead of ->is_relative_
2808 (Output_reloc::write): Likewise.
2809 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2810 (Output_reloc::write_rel): Simplify.
2812 * sparc.cc (Target_sparc::Scan::local): Use
2813 ->add_symbolless_local_addend as needed.
2814 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2815 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2816 based upon relocation offset.
2818 2010-02-11 Doug Kwan <dougkwan@google.com>
2820 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2821 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2822 beginning of function.
2823 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2824 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2825 parameter is_32bit in calls to should_apply_static_reloc.
2826 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2827 (check_DATA): Add arm_abs_global.stdout.
2828 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2829 arm_abs_global.stdout): New rules.
2830 (MOSTLLYCLEANFILES): Add arm_abs_global
2831 * Makefile.in: Regenerate.
2832 * testsuite/arm_abs_global.s: New file.
2833 * testsuite/arm_abs_global.sh: Ditto.
2834 * testsuite/arm_abs_lib.s: Ditto.
2836 2010-02-11 Ian Lance Taylor <iant@google.com>
2838 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2840 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2841 Allocate_commons_task first.
2842 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2843 task, rather than symtab_lock_.
2844 (Gc_process_relocs::~Gc_process_relocs): New function.
2845 (Gc_process_relocs::is_runnable): Check this_blocker_.
2846 (Gc_process_relocs::locks): Use next_blocker_ rather than
2848 (Scan_relocs::~Scan_relocs): New function.
2849 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2851 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2853 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2854 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2855 constructor accordingly.
2856 (class Gc_process_relocs): Likewise.
2857 (class Scan_relocs): Likewise.
2858 * common.h (class Allocate_commons_task): Remove symtab_lock_
2859 field, and corresponding constructor parameter.
2860 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2862 (Allocate_commons_task::locks): Likewise.
2864 2010-02-11 Ian Lance Taylor <iant@google.com>
2866 * gold-threads.h (class Once): Define.
2867 (class Initialize_lock): Rewrite as child of Once.
2868 * gold-threads.cc (class Once_initialize): Define.
2869 (once_pointer_control): New static variable.
2870 (once_pointer, once_arg): New static variables.
2871 (c_run_once): New static function.
2872 (Once::Once, Once::run_once, Once::internal_run): New functions.
2873 (class Initialize_lock_once): Remove.
2874 (initialize_lock_control): Remove.
2875 (initialize_lock_pointer): Remove.
2876 (initialize_lock_once): Remove.
2877 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2878 (Initialize_lock::initialize): Rewrite.
2879 (Initialize_lock::do_run_once): New function.
2880 * archive.cc (Archive::interpret_header): Only clear name if it is
2882 * fileread.cc: Include "gold-threads.h"
2883 (file_counts_lock): New static variable.
2884 (file_counts_initialize_lock): Likewise.
2885 (File_read::release): Only increment counts when using --stats.
2886 Use a lock around the increment.
2887 * parameters.cc (class Set_parameters_target_once): Define.
2888 (set_parameters_target_once): New static variable.
2889 (Parameters::Parameters): Move here from parameters.h.
2890 (Parameters::set_target): Rewrite.
2891 (Parameters::set_target_once): New function.
2892 (Parameters::clear_target): Move here and rewrite.
2893 * parameters.h (class Parameters): Update declarations. Add
2894 set_parameters_target_once_ field.
2895 (Parameters::Parameters): Move to parameters.cc.
2896 (Parameters::clear_target): Likewise.
2897 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2899 (Start_group::~Start_group): New function.
2900 (Start_group::is_runnable): New function.
2901 (Start_group::locks, Start_group::run): New functions.
2902 (Finish_group::run): Change saw_undefined to size_t.
2903 * readsyms.h (class Start_group): Define.
2904 (class Finish_group): Change saw_undefined_ field to size_t.
2905 (Finish_group::Finish_group): Remove saw_undefined and
2906 this_blocker parameters. Change all callers.
2907 (Finish_group::set_saw_undefined): New function.
2908 (Finish_group::set_blocker): New function.
2909 * symtab.h (class Symbol_table): Change saw_undefined to return
2910 size_t. Change saw_undefined_ field to size_t.
2911 * target-select.cc (Set_target_once::do_run_once): New function.
2912 (Target_selector::Target_selector): Initialize set_target_once_
2913 field. Don't initialize lock_ and initialize_lock_ fields.
2914 (Target_selector::instantiate_target): Rewrite.
2915 (Target_selector::set_target): New function.
2916 * target-select.h (class Set_target_once): Define.
2917 (class Target_selector): Update declarations. Make
2918 Set_target_once a friend. Remove lock_ and initialize_lock_
2919 fields. Add set_target_once_ field.
2921 2010-02-10 Ian Lance Taylor <iant@google.com>
2923 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2925 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2926 (queue_middle_tasks): Add all blockers before queueing any tasks.
2927 (queue_final_tasks): Likewise.
2928 * token.h (Task_token::add_blockers): New function.
2929 * object.h (Input_objects::number_of_relobjs): New function.
2931 2010-02-10 Ian Lance Taylor <iant@google.com>
2933 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2934 shared, not if not position independent.
2935 * x86_64.cc (Relocate::relocate_tls): Likewise.
2936 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2937 (tls_pie_pic_test): New target.
2938 * testsuite/Makefile.in: Rebuild.
2940 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2941 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2942 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2943 * testsuite/Makefile.in: Rebuild.
2945 2010-02-09 David S. Miller <davem@davemloft.net>
2947 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2948 R_SPARC_RELATIVE using ->add_local_relative().
2949 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2951 * output.h (Output_data_dynamic::add_section_size): New method
2952 that takes two Output_data objects.
2953 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2954 entry param. Handle it in initializers.
2955 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2956 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2957 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2959 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2960 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2961 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2962 for dynrel_includes_plt.
2963 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2964 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2965 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2967 (Target_sparc::do_finalize_sections): Update to pass true for
2968 dynrel_includes_plt.
2969 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2970 output before .rela.plt
2971 (Target_powerpc::do_finalize_sections): Update to pass true for
2972 dynrel_includes_plt when 32-bit.
2974 2010-02-08 Doug Kwan <dougkwan@google.com>
2976 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2978 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2979 Arm_relobj::scan_section_for_cortex_a8_stubs,
2980 Arm_relobj::do_relocation_section): Instead of calling
2981 Output_section::output_address, use faster
2982 Arm_relobj::simple_input_section_output_address.
2984 2010-02-08 David S. Miller <davem@davemloft.net>
2986 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2987 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2988 relocation helper function.
2990 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2991 just like R_SPARC_GOT{10,13,22}.
2992 (Target_sparc::Scan::local): Likewise.
2993 (Target_sparc::Relocate:relocate): Likewise.
2995 2010-02-06 Ian Lance Taylor <iant@google.com>
2997 * configure.ac: Rewrite targetobjs duplicate removal code to use
2998 only shell constructs.
2999 * configure: Rebuild.
3001 2010-02-05 Doug Kwan <dougkwan@google.com>
3004 * arm.cc (Arm_relobj::section_is_scannable): New method.
3005 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3006 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3008 2010-02-04 Doug Kwan <dougkwan@google.com>
3011 * arm-reloc-property.cc (cstdio): Include.
3012 * configure.ac (targetobjs): Remove duplicates.
3013 * configure: Regenerate.
3014 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3015 big and little endian version for a given address size.
3017 2010-02-03 Doug Kwan <dougkwan@google.com>
3019 * arm-reloc-property.cc
3020 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3022 * arm-reloc-property.h
3023 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3024 New method definition.
3025 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3027 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3029 (GOT_PREL): Change implemented to Y.
3030 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3031 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3032 (Arm_relocate_functions::movw_abs_nc): Remove method.
3033 (Arm_relocate_functions::movt_abs): Ditto.
3034 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3035 (Arm_relocate_functions::thm_movt_abs): Ditto.
3036 (Arm_relocate_functions::movw_rel_nc): Ditto.
3037 (Arm_relocate_functions::movw_rel): Ditto.
3038 (Arm_relocate_functions::movt_rel): Ditto.
3039 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3040 (Arm_relocate_functions:thm_movw_rel): Ditto.
3041 (Arm_relocate_functions:thm_movt_rel): Ditto.
3042 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3043 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3044 New method definitions.
3045 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3046 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3047 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3048 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3049 (Target_arm::Relocate::relocate): Check for non-static or
3050 unimplemented relocation code and exit early. Change calls to
3051 Target_arm::reloc_uses_thumb_bit and
3052 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3053 instead. Refactor code to handle similar relocations to increase
3054 code sharing. Remove check for unsupported relocation code in switch
3056 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3057 relocation property table to find out size. Change error message to
3058 print out the name of a relocation code instead of the numeric value.
3059 (Target_arm::scan_reloc_for_stub): Use relocation property table
3060 instead of calling Target_arm::reloc_uses_thumb_bit().
3062 2010-02-02 Doug Kwan <dougkwan@google.com>
3064 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3065 types of relaxed input section.
3067 2010-02-02 Doug Kwan <dougkwan@google.com>
3069 * Makefile.am (HFILES): Add arm-reloc-property.h.
3071 (TARGETSOURCES): Add arm-reloc-property.cc
3072 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3073 (libgold_a_SOURCES): $(DEFFILES)
3074 * Makefile.in: Regenerate.
3075 * arm-reloc-property.cc: New file.
3076 * arm-reloc-property.h: New file.
3077 * arm-reloc.def: New file.
3078 * arm.cc: Update comments.
3079 (arm-reloc-property.h): New included header.
3080 (arm_reloc_property_table): New global variable.
3081 (Target_arm::do_select_as_default_target): New method definition.
3082 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3083 arm-reloc-property to targ_extra_obj.
3084 * parameters.cc (set_parameters_target): Call
3085 Target::select_as_default_target().
3086 * target.h (Target::select_as_default_target): New method definition.
3087 (Target::do_select_as_default_target): Same.
3089 2010-02-01 Doug Kwan <dougkwan@google.com>
3091 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3092 first_output_text_section_.
3093 (Arm_exidx_fixup::first_output_text_section): New method definition.
3094 (Arm_exidx_fixup::first_output_text_section_): New data member.
3095 (Arm_exidx_fixup::process_exidx_section): Record the first text
3096 output section seen.
3097 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3098 and entsize in output section header.
3100 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3102 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3103 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3104 (Arm_relocate_functions::thm_alu11): New Method.
3105 (Arm_relocate_functions::thm_pc8): New Method.
3106 (Arm_relocate_functions::thm_pc12): New Method.
3107 (Target_arm::Scan::local): Handle the relocations.
3108 (Target_arm::Scan::global): Likewise.
3109 (Target_arm::Relocate::relocate): Likewise.
3110 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3112 2010-01-29 Doug Kwan <dougkwan@google.com>
3114 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3115 of relocation types as ld.
3117 2010-01-29 Doug Kwan <dougkwan@google.com>
3119 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3121 (Arm_relocate_functions::thumb_branch_common): Ditto.
3122 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3123 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3124 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3125 Arm_relocate_functions::jump24): Remove.
3126 (Target_arm::Relocate::relocate): Adjust code to call
3127 Arm_relocation_functions::arm_branch_common and
3128 Arm_relocation_functions::thumb_branch_common instead of their removed
3129 wrappers. Merge switch-cases together to reduce source code size.
3131 2010-01-29 Doug Kwan <dougkwan@google.com>
3133 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3134 output_local_symbol_count_needs_update_.
3135 (Arm_relobj::output_local_symbol_count_needs_update,
3136 Arm_relobj::set_output_local_symbol_count_needs_update,
3137 Arm_relobj::update_output_local_symbol_count): New methods.
3138 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3140 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3141 of pointed function as in a R_ARM_PREL31 relocation.
3142 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3143 for output local symbol count updating.
3144 (Target_arm::do_relax): Update output local symbol counts in objects
3146 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3148 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3150 * arm.cc: Added support for the ARM relocations:
3151 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3152 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3153 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3155 (Arm_relocate_functions::movw_rel): New method.
3156 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3157 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3159 (Arm_relocate_functions::thm_movw_rel): New method.
3160 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3162 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3164 (Target_arm::Scan::global): Likewise.
3165 (Target_arm::Relocate::relocate): Likewise.
3166 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3169 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3171 * arm.cc: Added support for ARM group relocations.
3172 (Target_arm::reloc_needs_sym_origin): New method.
3173 (Arm_relocate_functions::calc_grp_kn): New method.
3174 (Arm_relocate_functions::calc_grp_residual): New method.
3175 (Arm_relocate_functions::calc_grp_gn): New method.
3176 (Arm_relocate_functions::arm_grp_alu): New Method.
3177 (Arm_relocate_functions::arm_grp_ldr): New Method.
3178 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3179 (Arm_relocate_functions::arm_grp_ldc): New Method.
3180 (Target_arm::Scan::local): Handle the ARM group relocations.
3181 (Target_arm::Scan::global): Likewise.
3182 (Target_arm::Relocate::relocate): Likewise.
3183 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3186 2010-01-26 Doug Kwan <dougkwan@google.com>
3188 * arm.cc (set): Include.
3189 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3191 (Arm_output_section::Text_section_list): New type.
3192 (Arm_output_section::append_text_sections_to_list): New method.
3193 (Arm_output_section::fix_exidx_coverage): Ditto.
3194 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3195 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3196 Relobj::set_section_offset() instead of
3197 Sized_relobj::invalidate_section_offset().
3198 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3199 parameter for section headers. Ignore relocation sections for
3200 unallocated sections and EXIDX sections.
3201 (Target_arm::fix_exidx_coverage): New method.
3202 (Target_arm::output_section_address_less_than): New type.
3203 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3204 linked text section instead of the EXIDX section.
3205 (Arm_output_section::create_stub_group): Add an assertion to check
3206 that this is not an EXIDX output section.
3207 (Arm_output_section::append_text_sections_to_list): New method.
3208 (Arm_output_section::fix_exidx_coverage): Ditto.
3209 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3210 Arm_relobj::section_needs_reloc_stub_scanning.
3211 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3213 (Target_arm::fix_exidx_coverage): New method.
3214 * object.h (Relobj::set_output_section): New method.
3215 (Sized_relobj::invalidate_section_offset): Remove method.
3216 (Sized_relobj::do_invalidate_section_offset): Remove method.
3217 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3219 2010-01-25 Doug Kwan <dougkwan@google.com>
3221 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3222 Fix warning due to signed and unsigned comparison on a 32-bit host.
3224 2010-01-22 Doug Kwan <dougkwan@google.com>
3226 * arm.cc (Target_arm::do_relax): Record an output section for section
3227 offset adjustment it contains any stub table that has changed.
3228 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3229 offsets in an output section if necessary.
3230 * output.cc (Output_section::Output_section): Initialize
3231 section_offsets_need_adjustments_.
3232 (Output_section::add_input_section_for_script): Renamed to
3233 Output_section::add_simple_input_section.
3234 (Output_section::save_states): Add a comment.
3235 (Output_section::discard_states): New method defintion.
3236 (Output_section::adjust_section_offsets): Same.
3237 * output.h (Output_section::add_input_section_for_script): Renamed to
3238 Output_section::add_simple_input_section.
3239 (Output_section::discard_states): New method declaration.
3240 (Output_section::adjust_section_offsets): Same.
3241 (Output_section::section_offsets_need_adjustment,
3242 Output_section::set_section_offsets_need_adjustment): New method
3244 (Output_section::section_offsets_need_adjustment_): New data member.
3245 * script-sections.cc
3246 (Output_section_element_input::set_section_address): Adjust code for
3247 renaming of Output_section::add_input_section_for_script.
3248 (Orphan_output_section::set_section_address): Same.
3250 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3252 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3253 Fix_v4bx enum values .
3254 * gold/options.h (General_options): New option definitions.
3255 (General_options::fix_v4bx): New method.
3256 (General_options::Fix_v4bx): New enum.
3257 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3258 (General_options::parse_fix_v4bx_interworking): New method.
3260 2010-01-22 Doug Kwan <dougkwan@google.com>
3262 * arm.cc (Arm_exidx_fixup): New class.
3264 2010-01-21 Doug Kwan <dougkwan@google.com>
3266 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3268 (Arm_exidx_section_offset_map): New type.
3270 2010-01-21 Doug Kwan <dougkwan@google.com>
3272 * arm.cc (Arm_exidx_input_section): New class.
3273 (Arm_relobj::exidx_input_section_by_link,
3274 Arm_relobj::exidx_input_section_by_shndx,
3275 Arm_relobj::make_exidx_input_section): New methods.
3276 (read_arm_attributes_section): Remove.
3277 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3278 information about them.
3279 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3282 2010-01-20 Doug Kwan <dougkwan@google.com>
3284 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3285 Input_section_specifier to Section_id.
3286 (Target_arm::new_arm_input_section: Adjust code for change of key
3288 (Target_arm::find_arm_input_section): Ditto.
3289 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3290 (Section_id): Remove.
3291 (Garbage_collection::Section_id_hash): Remove.
3292 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3293 (Section_id): Remove.
3294 (Icf::Section_id_hash): Remove.
3295 * object.h (Section_id, Const_section_id, Section_id_hash,
3296 Const_section_id_hash): New type definitions.
3297 * output.cc (Output_section::add_relaxed_input_section): Change to
3298 use Const_section_id instead of Input_section_specifier as key type.
3299 (Output_section::add_merge_input_section): Ditto.
3300 (Output_section::build_relaxation_map): Change to use Section_id
3301 instead of Input_section_specifier as key type.
3302 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3304 (Output_section::convert_input_sections_to_relaxed_sections): Change
3305 to use Const_section_id instead of Input_section_specifier as key type.
3306 (Output_section::find_merge_section): Ditto.
3307 (Output_section::find_relaxed_input_section): Ditto.
3308 * output.h (Input_section_specifier): Remove class.
3309 (Output_section::Output_section_data_by_input_section_map): Change
3310 key type to Const_section_id.
3311 (Output_section::Output_relaxed_input_section_by_input_section_map):
3313 (Output_section::Relaxation_map): Change key type to Section_id.
3315 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3317 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3318 (class Arm_v4bx_stub): New class.
3319 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3320 (Stub_factory::make_arm_v4bx_stub): New method.
3321 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3322 (Stub_table::empty): Handle v4bx stubs.
3323 (Stub_table::add_arm_v4bx_stub): New method.
3324 (Stub_table::find_arm_v4bx_stub): New method.
3325 (Arm_relocate_functions::v4bx): New method.
3326 (Target_arm::fix_v4bx): New method.
3327 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3328 (Stub_table::relocate_stubs): Likewise.
3329 (Stub_table::do_write): Likewise.
3330 (Stub_table::update_data_size_and_addralign): Likewise.
3331 (Stub_table::finalize_stubs): Likewise.
3332 (Target_arm::Scan::local): Likewise.
3333 (Target_arm::Scan::global): Likewise.
3334 (Target_arm::do_finalize_sections): Likewise.
3335 (Target_arm::Relocate::relocate): Likewise.
3336 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3338 (Target_arm::scan_reloc_for_stub): Likewise.
3339 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3341 2010-01-19 Ian Lance Taylor <iant@google.com>
3343 * output.cc (Output_section_headers::do_sized_write): Write large
3344 segment count to sh_info field.
3345 (Output_file_header::do_sized_write): For large segment count,
3346 write PN_XNUM to e_phnum field.
3348 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3350 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3351 (Arm_relocate_functions::thm_jump8): New function.
3352 (Arm_relocate_functions::thm_jump11): New function.
3353 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3355 (Target_arm::Scan::global): Likewise.
3356 (Target_arm::Relocate::relocate): Likewise.
3357 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3360 2010-01-14 Doug Kwan <dougkwan@google.com>
3362 * arm.cc (map, utility): Include headers.
3363 (Target_arm::apply_cortex_a8_workaround): New method.
3364 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3365 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3366 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3367 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3368 the --[no-]fix-cortex-a8 command line options.
3369 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3370 (Target_arm::relocate_stub): Use addend in instruction template.
3371 * options.h (DEFINE_bool): Set the user-set flag.
3372 (General_options): Add --[no-]-fix-cortex options.
3373 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3374 : Update fast look-up map after conversion.
3376 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3378 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3379 in the first pass of do_layout.
3381 2010-01-13 Doug Kwan <dougkwan@google.com>
3383 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3384 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3385 apparent compiler problem of not folding static constant integral
3386 data members of elfcpp::Elf_sizes<32>.
3388 2010-01-13 Doug Kwan <dougkwan@google.com>
3390 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3391 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3392 Arm_relobj::scan_section_for_cortex_a8_erratum,
3393 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3394 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3395 sections to scan for relocation stubs into a new method
3396 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3397 relocation and Cortex-A8 stub scanning.
3398 (Target_arm::do_relax): Force stubs to be after stubbed sections
3399 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3400 the beginning of a new relaxation pass. Update a comment.
3401 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3403 2010-01-12 Ian Lance Taylor <iant@google.com>
3405 * target-reloc.h (visibility_error): New inline function.
3406 (relocate_section): Call visibility_error.
3407 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3408 (MOSTLYCLEANFILES): Likewise.
3409 (protected_4_pic.o, protected_3.err): New targets.
3410 * testsuite/protected_4.cc: New file.
3412 2010-01-12 Doug Kwan <dougkwan@google.com>
3414 * arm.cc (Cortex_a8_reloc): New class.
3415 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3416 and cortex_a8_relocs_info_.
3417 (Target_arm::fix_cortex_a8): New method definition.
3418 (Target_arm::Cortex_a8_relocs_info): New type.
3419 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3420 New data member declarations.
3421 (Target_arm::scan_reloc_for_stub): Record information about
3422 relocations for THUMB branches that might be exempted from the
3423 Cortex-A8 workaround.
3424 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3425 at the beginning of a relaxation pass.
3427 2010-01-12 Doug Kwan <dougkwan@google.com>
3429 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3430 (Arm_relobj::Mapping_symbol_position,
3431 Arm_reloj::Mapping_symbol_position_less,
3432 Arm_relobj::Mapping_symbols_info): New types.
3433 (Target_arm::is_mapping_symbol_name): New method definition.
3434 (Arm_relobj::do_count_local_symbols): Save information about mapping
3437 2010-01-11 Doug Kwan <dougkwan@google.com>
3439 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3440 Arm_relocate_functions::thumb32_branch_upper,
3441 Arm_relocate_functions::thumb32_branch_lower,
3442 Arm_relocate_functions::thumb32_cond_branch_offset,
3443 Arm_relocate_functions::thumb32_cond_branch_upper,
3444 Arm_relocate_functions::thumb32_cond_branch_lower,
3445 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3446 branch offset encoding.
3447 (Arm_relocate_functions::thumb_branch_common): Use new branch
3448 offset encoding methods to avoid code duplication.
3449 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3450 (Stub_addend_reader::operator()): Use new branch encoding method
3451 to avoid code duplication.
3453 2010-01-11 Doug Kwan <dougkwan@google.com>
3455 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3456 (Target_arm::do_finalize_sections): Define special EXIDX section
3457 symbols only if referenced.
3458 * gc.h (Garbage_collection::add_reference): New method.
3459 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3462 2010-01-11 Ian Lance Taylor <iant@google.com>
3464 * script.cc (Version_script_info::build_expression_list_lookup):
3465 Change complaing about duplicate wildcard match from error to
3468 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3470 (Version_script_info::Version_script_info): Initialize globs_,
3471 default_version_, default_is_global_, and exact_. Don't
3472 initialize globals_ or locals_.
3473 (Version_script_info::build_lookup_tables): Build local symbols
3475 (Version_script_info::unquote): New function.
3476 (Version_script_info::add_exact_match): New function.
3477 (Version_script_info::build_expression_list_lookup): Remove lookup
3478 parameter. Add is_global parameter. Change all callers. Handle
3479 wildcard pattern specially. Unquote pattern. Call
3481 (Version_script_info::get_name_to_match): New function.
3482 (Version_script_info::get_symbol_version): New function.
3483 (Version_script_info::get_symbol_version_helper): Remove.
3484 (Version_script_info::check_unmatched_names): Call unquote.
3485 * script.h (class Version_script_info): Change get_symbol_version
3486 to be non-inline and add is_global parameter; change all callers.
3487 Rewrite symbol_is_local. Update declarations. Define struct
3488 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3489 Remove globals_ and locals_ members. Add exact_, globs_,
3490 default_version_, is_global_.
3491 (Version_script_info::Glob): Remove pattern, add expression and
3492 is_global. Update constructor. Change all callers.
3493 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3495 (Versions::symbol_section_contents): If a symbol is undefined, or
3496 defined in a dynamic object, set the version index to
3498 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3500 (Symbol_table::add_from_pluginobj): Likewise.
3501 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3503 2010-01-11 Doug Kwan <dougkwan@google.com>
3505 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3506 (incremental_dump_LDADD): Add linking option for libintl.
3507 * Makefile.in: Regenerate.
3509 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3512 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3514 * testsuite/Makefile.in: Regenerated.
3516 2010-01-10 Doug Kwan <dougkwan@google.com>
3518 * options.h (DEFINE_var): Use parentheses around argument varname__
3519 in macro body to avoid any unintended subsequent substitutions.
3521 2010-01-10 Ian Lance Taylor <iant@google.com>
3523 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3524 candidates before doing symbol resolution.
3526 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3527 ODR candidates if only one is weak.
3529 2010-01-08 Ian Lance Taylor <iant@google.com>
3531 * script.cc (Version_script_info::build_expression_list_lookup):
3532 Don't warn about ambiguous version, just record the ambiguity.
3533 (Version_script_info::get_symbol_version_helper): Give error if
3534 version is ambiguous.
3536 2010-01-08 Doug Kwan <dougkwan@google.com>
3538 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3539 prev_data_size_ and prev_addralign_. Remove initializer for
3540 deleted data member has_been_changed_.
3541 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3542 to determine if the table is empty.
3543 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3545 (Stub_table::add_reloc_stub): Define method in class definition
3546 instead of just declaring it there.
3547 (Stub_table::add_cortex_a8_stub): New method definition.
3548 (Stub_table::update_data_size_and_addralign): Ditto.
3549 (Stub_table::finalize_stubs): Ditto.
3550 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3551 (Stub_table::do_addralign_): Return address alignment in the
3552 (Stub_table::do_reset_address_and_file_offset): Define method in
3553 class definition instead of declaring it there. Set current data
3554 size to be the data size of the previous pass.
3555 (Stub_table::set_final_data_size): Use current data size as the
3557 (Stub_table::relocate_stub): Change parameter type of stub from
3558 Reloc_stub pointer to Stub pointer.
3559 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3560 (Stub_table::Cortex_a8_stub_list): New typedef.
3561 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3562 Stub_table::prev_addralign_): New data member.
3563 (Arm_relobj::Arm_relobj): Initialize data member
3564 section_has_cortex_a8_workaround_.
3565 (Arm_relobj::section_has_cortex_a8_workaround,
3566 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3568 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3570 (Target_arm::relocate_stub): Change parameter type of stub from
3571 Reloc_stub pointer to Stub pointer.
3572 (Insn_template::size, Insn_template::alignment): Handle
3573 THUMB16_SPECIAL_TYPE.
3574 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3575 Stub_table::update_data_size_and_addralign,
3576 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3578 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3579 (Stub_table::do_write): Ditto.
3580 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3582 2010-01-08 Ian Lance Taylor <iant@google.com>
3585 * symtab.h (class Symbol): Remove fields is_target_special_ and
3586 has_plt_offset_. Add field is_defined_in_discarded_section_.
3587 (Symbol::is_defined_in_discarded_section): New function.
3588 (Symbol::set_is_defined_in_discarded_section): New function.
3589 (Symbol::has_plt_offset): Rewrite.
3590 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3591 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3592 Don't initialize is_target_special_ or has_plt_offset_.
3593 Initialize is_defined_in_discarded_section_.
3594 (Symbol_table::add_from_relobj): If appropriate, set
3595 is_defined_in_discarded_section.
3596 * resolve.cc (Symbol::override_base_with_special): Don't test
3597 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3598 * target-reloc.h (relocate_section): Do special handling for
3599 symbols defined in discarded sections for global symbols as well
3602 2010-01-08 Ian Lance Taylor <iant@google.com>
3604 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3605 the SHT_SYMTAB case.
3607 2010-01-08 Ian Lance Taylor <iant@google.com>
3609 * object.cc (Sized_relobj::do_layout): Don't get confused if
3610 layout_eh_frame returns NULL.
3612 2010-01-08 Ian Lance Taylor <iant@google.com>
3615 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3616 dynamic symbol table, use the normal symbol table.
3617 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3620 2010-01-08 Ian Lance Taylor <iant@google.com>
3623 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3626 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3628 * version.cc (print_version): Change to "Copyright 2010".
3630 2010-01-08 Ian Lance Taylor <iant@google.com>
3634 * i386.cc (class Target_i386): Change return type of plt_section
3636 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3637 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3638 tls_desc_rel_ field.
3639 (Output_data_plt_i386::rel_tls_desc): New function.
3640 (Target_i386::rel_tls_desc_section): New function.
3641 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3642 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3643 R_386_TLS_DESC reloc in rel_tls_desc_section.
3644 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3645 Define struct Tlsdesc_info.
3646 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3647 (Target_x86_64::do_reloc_symbol_index): New function.
3648 (Target_x86_64::add_tlsdesc_info): New function.
3649 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3650 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3652 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3654 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3655 (Target_x86_64::rela_tlsdesc_section): New function.
3656 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3658 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3659 (Target_x86_64::do_reloc_addend): New function.
3660 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3661 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3662 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3663 (Output_reloc::type): New function.
3664 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3665 (Output_reloc::is_target_specific): New function.
3666 (Output_reloc::target_arg): New function.
3667 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3668 absolute relocs and target specific relocs.
3669 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3670 add_target_specific.
3671 (class Output_data_reloc) [SHT_RELA]: Likewise.
3672 * output.cc (Output_reloc::Output_reloc): Add four new versions
3673 for absolute relocs and target specific relocs.
3674 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3675 (Output_reloc::get_symbol_index): Likewise.
3676 (Output_reloc::local_section_offset): Check that local_sym_index_
3677 is not TARGET_CODE or 0.
3678 (Output_reloc::symbol_value): Likewise.
3679 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3681 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3682 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3684 * layout.cc (add_target_dynamic_tags): Use output section for
3685 DT_PLTRELSZ and DT_JMPREL.
3687 2010-01-07 Ian Lance Taylor <iant@google.com>
3690 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3692 (class Output_data_reloc_generic): Define.
3693 (class Output_data_reloc_base): Change base class to
3694 Output_data_reloc_generic. Change add() method to call
3695 bump_relative_reloc_count for a relative reloc. Remove
3697 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3699 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3700 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3702 * layout.h (class Layout): Update declaration.
3704 2010-01-07 Ian Lance Taylor <iant@google.com>
3706 * output.h (class Output_data): Add const version of
3707 output_section and do_output_section.
3708 (class Output_section_data): Add const version of
3710 (class Output_section): Likewise.
3711 * layout.cc (Layout::add_target_dynamic_tags): New function.
3712 * layout.h (class Layout): Update declarations.
3713 * arm.cc (Target_arm::do_finalize_sections): Use
3714 add_target_dynamic_tags.
3715 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3716 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3717 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3718 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3720 2010-01-07 Ian Lance Taylor <iant@google.com>
3723 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3726 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3727 Ian Lance Taylor <iant@google.com>
3730 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3731 Xindex::read_symtab_xindex.
3733 2010-01-07 Doug Kwan <dougkwan@google.com>
3735 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3736 (Insn_template::thumb16_bcond_insn): New method declaration.
3737 (Insn_template): Fix spelling.
3738 (Stub::thumb16_special): New method declaration.
3739 (Stub::do_write): Define virtual method which was previously pure
3741 (Stub::do_thumb16_special): New method declaration.
3742 (Stub::do_fixed_endian_write): New template member.
3743 (Reloc_stub::do_write): Remove.
3744 (Reloc_stub::do_fixed_endian_write): Remove.
3745 (Cortex_a8_stub): New class definition.
3746 (Stub_factory::make_cortex_a8_stub): New method definition.
3747 (Stub_factory::Stub_factory): Add missing static storage class
3748 qualifier for elf32_arm_stub_a8_veneer_blx.
3750 2010-01-07 Ian Lance Taylor <iant@google.com>
3753 * options.h (class General_options): Add --warn-unresolved-symbols
3754 and --error-unresolved-symbols.
3755 * errors.cc (Errors::undefined_symbol): Implement
3756 --warn-unresolved-symbols.
3758 * options.h (class General_options): Add -z text and -z textoff.
3759 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3761 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3763 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3764 (Garbage_collection::cident_sections): New function.
3765 (Garbage_collection::add_cident_section): New function.
3766 (Garbage_collection::cident_sections_): New member.
3767 (gc_process_relocs): Add references to sections whose names are C
3769 * gold.h (cident_section_start_prefix): New constant.
3770 (cident_section_stop_prefix): New constant.
3771 (is_cident): New function.
3772 * layout.cc (Layout::define_section_symbols): Replace string constants
3773 with the newly defined constants.
3774 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3776 * testsuite/Makefile.am: Add gc_orphan_section_test.
3777 * testsuite/Makefile.in: Regenerate.
3778 * testsuite/gc_orphan_section_test.cc: New file.
3779 * testsuite/gc_orphan_section_test.sh: New file.
3781 2010-01-06 Ian Lance Taylor <iant@google.com>
3784 * options.h (class General_options): Add --warn-shared-textrel.
3785 * layout.cc (Layout::finish_dynamic_section): Implement
3786 --warn-shared-textrel.
3789 * options.h (class General_options): Add --warn-multiple-gp.
3791 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3793 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3794 $(THREADSLIB) and $(LIBDL).
3795 * Makefile.in: Rebuild.
3797 2010-01-06 Ian Lance Taylor <iant@google.com>
3800 * options.cc (General_options::parse_section_start): New function.
3801 (General_options::section_start): New function.
3802 (General_options::General_options): Initialize all members.
3803 * options.h: Include <map>
3804 (class General_options): Add --section-start. Add section_starts_
3806 * layout.cc (Layout::attach_allocated_section_to_segment): If
3807 --section-start was used, set the address of the segment. Remove
3808 local sort_sections.
3809 (Layout::relaxation_loop_body): If the address of the load segment
3810 has been set by --section-start, don't use it.
3811 * output.h (Output_segment::update_flags_for_output_section): New
3813 * output.cc (Output_segment::add_output_section): Call
3814 update_flags_for_output_section.
3816 2010-01-05 Ian Lance Taylor <iant@google.com>
3819 * options.h (class General_options): Add --undefined-version.
3820 * script.cc (struct Version_expression): Add was_matched_by_symbol
3822 (Version_script_info::matched_symbol): New function.
3823 (Version_script_info::get_symbol_version_helper): Call
3825 (Version_script_info::check_unmatched_names): New function.
3826 * script.h (class Version_script_info): Update declarations.
3827 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3829 * options.h (class General_options): Use DEFINE_bool_alias for
3830 allow_multiple_definition.
3831 * resolve.cc (Symbol_table::should_override): Don't test
3832 allow_multiple_definition.
3835 * options.h (class General_options): Add --cref.
3836 * main.cc (main): Print cref table if --cref. Don't close mapfile
3837 until after printing cref table.
3838 * cref.cc: Include "symtab.h".
3839 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3840 (Cref_table_compare::operator()): New function.
3841 (Cref_inputs::gather_cref): New function.
3842 (filecol): New static const.
3843 (Cref_inputs::print_cref): New function.
3844 (Cref::print_cref): New function.
3845 * cref.h: Include <cstdio>.
3846 (class Cref): Update declarations.
3847 * mapfile.h (Mapfile::file): New function.
3848 * object.h (class Object): Define Symbols. Declare virtual
3849 do_get_global_symbols.
3850 (Object::get_global_symbols): New function.
3851 * object.cc (Input_objects::add_object): Pass object to cref_ if
3853 (Input_objects::archive_start): Likewise.
3854 (Input_objects::archive_stop): Likewise.
3855 (Input_objects::print_cref): New function.
3856 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3857 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3859 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3861 * plugin.h (class Sized_pluginobj): Update declarations.
3863 2010-01-05 Ian Lance Taylor <iant@google.com>
3865 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3866 to is_default_version. Rename insdef to insdefault.
3867 (Symbol_table::add_from_relobj): Rename def to is_default_version
3868 and local to is_forced_local.
3869 (Symbol_table::add_from_pluginobj): Likewise.
3870 (Symbol_table::add_from_dynobj): Likewise.
3871 (Symbol_table::define_special_symbol): Rename insdef to
3874 2010-01-04 Ian Lance Taylor <iant@google.com>
3877 * options.h (class General_options): Add
3878 --allow-multiple-definition and -z muldefs.
3879 * resolve.cc (Symbol_table::should_override): Don't warn about a
3880 multiple symbol definition if --allow-multiple-definition or -z
3884 * options.h (class General_options): Add --add-needed and
3885 --copy-dt-needed-entries. Tweak --as-needed help entry.
3886 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3887 error if --copy-dt-needed-entries aka --add-needed is used and
3888 would cause a change in behaviour.
3891 * options.h (class General_options): Add -G as a short version of
3892 --shared. Add no-op options -assert, -g, and -i.
3894 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3896 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3897 check for .text or .gnu.linkonce.t sections.
3898 * icf.cc (Icf::find_identical_sections): Ditto.
3899 Change the detection for mangled function name within the section
3901 * icf.h (is_section_foldable_candidate): New function.
3903 2009-12-30 Ian Lance Taylor <iant@google.com>
3906 * options.h (class General_options): Permit two dashes with
3907 --retain-symbols-file.
3909 2009-12-30 Ian Lance Taylor <iant@google.com>
3912 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3913 don't put the file header and segment headers in the text
3917 * common.cc (Sort_commons::operator()): Stabilize sort when both
3919 (Symbol_table::do_allocate_commons_list): When allocating common
3920 symbols, skip a symbol which is no longer common.
3921 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3922 an object before checking its type.
3923 * testsuite/common_test_2.c: New file.
3924 * testsuite/common_test_3.c: New file.
3925 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3926 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3927 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3928 (common_test_2_pic.o, common_test_2.so): New targets.
3929 (common_test_3_pic.o, common_test_3.so): New targets.
3930 * testsuite/Makefile.in: Rebuild.
3933 * script.cc (read_input_script): If we see a new SECTIONS clause,
3934 and we have added an input section, give an error.
3935 * layout.h (class Layout): Add have_added_input_section function.
3936 Add have_added_input_section_ field.
3937 * layout.cc (Layout::Layout): Initialize
3938 have_added_input_section_.
3939 (Layout::layout): Set have_added_input_section_.
3940 (Layout::layout_eh_frame): Likewise.
3942 2009-12-30 Ian Lance Taylor <iant@google.com>
3945 * options.h (class General_options): Add --sort-common option.
3946 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3947 * common.cc (Sort_common): Add sort_order parameter to
3948 constructor. Add sort_order_ field.
3949 (Sort_commons::operator): Check sort_order_.
3950 (Symbol_table::allocate_commons): Determine the sort order.
3951 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3953 (Symbol_table::do_allocate_commons_list): Likewise.
3955 2009-12-30 Ian Lance Taylor <iant@google.com>
3958 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3959 symbols from this object, don't change the visibility of an
3961 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3963 2009-12-30 Ian Lance Taylor <iant@google.com>
3966 * script.h (class Version_script_info): Define Language enum.
3967 Update declarations. Define Glob, Exact, and Lookup types. Add
3968 new fields globals_, locals_, and is_finalized_.
3969 * script.cc: Various formatting fixes.
3970 (class Parser_closure): Change language_stack_ from a vector of
3971 std::string to one of Version_script_info::Language. Adjust all
3973 (class Lazy_demangler): Remove.
3974 (struct Version_expression): Change language from std::string to
3975 Version_script_info::Language.
3976 (Version_script_info::Version_script_info): New function.
3977 (Version_script_info::~Version_script_info): Don't call clear.
3978 (Version_script_info::finalize): New function.
3979 (Version_script_info::build_lookup_tables): New function.
3980 (Version_script_info::build_expression_list_lookup): New
3982 (Version_script_info::get_symbol_version_helper): Rewrite to use
3984 (Version_script_info::print_expression_list): Adjust to use
3985 Version_script_info::Language.
3986 (script_push_lex_into_version_mode): Check that the version script
3987 has not been finalized.
3988 (version_script_push_lang): Change language string to
3989 Version_script_info::Language.
3990 * options.cc (Command_line::version_script): New function.
3991 * options.h (class General_options): Add finalize_dynamic_list
3992 function. Change version_script from declaration to definition.
3993 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3994 * testsuite/version_script.map: Remove duplicate def of foo.
3995 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3997 * testsuite/Makefile.in: Rebuild.
3999 2009-12-30 Ian Lance Taylor <iant@google.com>
4002 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4003 if the input symbol index is 0, make the output symbol index 0.
4005 2009-12-30 Ian Lance Taylor <iant@google.com>
4008 * options.h (class General_options): Add -x/--discard-all.
4009 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4010 --discard-all. If the local symbol needs a dynamic entry, check
4011 that before handling --discard-locals.
4013 2009-12-30 Ian Lance Taylor <iant@google.com>
4016 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4018 (Output_segment::add_output_section): Don't change the flags if
4022 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4023 GNU hash table if they need a dynamic value. Otherwise, don't add
4024 them if they are defined in a dynamic object or are forced local.
4026 2009-12-29 Ian Lance Taylor <iant@google.com>
4029 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4030 .gnu.hash table for a 32-bit target.
4033 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4034 regular and a dynamic object only needs a dynamic symbol table
4035 entry if it is externally visible.
4038 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4039 constructor. Add global_offset_table_ field.
4040 (Target_i386::got_section): Set global_offset_table_.
4041 (Target_i386::do_finalize_sections): Set global_offset_table_
4043 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4044 in constructor. Add global_offset_table_ field.
4045 (Target_x86_64::got_section): Set global_offset_table_.
4046 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4049 * layout.cc (Layout::Layout): Initialize increase_relro_.
4050 (Layout::get_output_section): Add is_relro, is_last_relro, and
4051 is_first_non_relro parameters. Change all callers.
4052 (Layout::choose_output_section): Likewise.
4053 (Layout::add_output_section_data): Likewise.
4054 (Layout::make_output_section): Likewise.
4055 (Layout::set_segment_offsets): Clear increase_relro when using a
4057 * layout.h (class Layout): Add increase_relro method. Add
4058 increase_relro_ field. Update declarations.
4059 * output.cc (Output_section::Output_section): Initialize
4060 is_last_relro_ and is_first_non_relro_.
4061 (Output_segment::add_output_section): Group relro sections is
4062 do_sort is true. Handle is_last_relro and is_first_non_relro.
4063 (Output_segment::maximum_alignment): Remove relro handling.
4064 (Output_segment::set_section_addresses): Add increase_relro
4065 parameter. Change all callers. Add initial alignment to align
4066 relro sections on separate page. Remove old relro handling.
4067 (Output_segment::set_section_list_addresses): Remove in_relro
4068 parameter. Change all callers.
4069 (Output_segment::set_offset): Add increase parameter. Change all
4070 callers. Remove old relro handling.
4071 * output.h (class Output_section): Add new methods: is_last_relro,
4072 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4073 Add is_last_relro_ and is_first_non_relro_ fields.
4074 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4075 Create separate .got.plt section. Call increase_relro.
4076 * x86_64.cc (Target_x86_64::got_section): Likewise.
4077 * testsuite/relro_script_test.t: Add .got.plt.
4080 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4081 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4082 (Layout::finalize): Call set_dynamic_symbol_size.
4083 (Layout::set_dynamic_symbol_size): New function.
4084 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4085 set_dynamic_symbol_size.
4088 * output.h (class Output_section): Add is_entsize_zero_ field.
4089 * output.cc (Output_section::Output_section): Initialize
4091 (Output_section::set_entsize): If two different entsizes are
4092 requested, force it to zero.
4093 (Output_section::add_input_section): Set flags for .debug_str
4094 before updating section flags. Set entsize.
4095 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4096 and SHF_STRING if all input sections have those flags.
4098 2009-12-29 Rafael Espindola <espindola@google.com>
4100 * main.cc (main): Fix the sys time reporting.
4101 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4104 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4106 * options.cc (General_options::parse_version): Allow -v to exit
4107 without an error if there is nothing to link.
4109 2009-12-29 Ian Lance Taylor <iant@google.com>
4111 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4112 using a version of gcc before 4.1.
4113 * configure: Rebuild.
4115 2009-12-28 Chris Demetriou <cgd@google.com>
4117 * attributes.cc (Output_attributes_section_data::do_write): Use
4118 std::vector::front rather than std::vector::data.
4120 2009-12-28 Ian Lance Taylor <iant@google.com>
4122 * symtab.h (class Symbol_table): Add enum Defined.
4123 * resolve.cc (Symbol_table::should_override): Add defined
4124 parameter. Change all callers. Test whether object is NULL
4125 before calling a method on it.
4126 (Symbol_table::report_resolve_problem): Add defined parameter.
4128 (Symbol_table::should_override_with_special): Likewise.
4129 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4130 parameter. Change all callers.
4131 (Symbol_table::do_define_in_output_data): Likewise.
4132 (Symbol_table::define_in_output_segment): Likewise.
4133 (Symbol_table::do_define_in_output_segment): Likewise.
4134 (Symbol_table::define_as_constant): Likewise.
4135 (Symbol_table::do_define_as_constant): Likewise.
4136 * script.h (class Symbol_assignment): Add is_defsym parameter to
4137 constructor; change all callers.
4138 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4139 parameter. Change all callers. Add is_defsym_ field.
4140 (class Parser_closure): Add parsing_defsym parameter to
4141 constructor; change all callers. Add parsing_defsym accessor
4142 function. Add parsing_defsym_ field.
4144 2009-12-28 Ian Lance Taylor <iant@google.com>
4146 * gold.cc (queue_middle_tasks): Fix formatting.
4147 * object.cc (Relobj::is_section_name_included): Likewise.
4149 2009-12-23 Ian Lance Taylor <iant@google.com>
4151 * i386.cc (Target_i386::do_calls_non_split): Recognize
4152 -fsplit-stack prologue for a function with a static chain.
4153 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4154 -fsplit-stack prologue when using %r11.
4156 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4158 * options.cc (General_options::parse_version): Make -v continue and do
4159 the link like GNU ld does.
4161 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4163 * Makefile.am (CCFILES): Add timer.cc.
4164 (HFILES): Add timer.h.
4165 * configure.ac: Check for sysconf and times.
4166 * main.cc: include timer.h.
4167 (main): Use Timer instead of get_run_time.
4170 * workqueue.cc: include timer.h.
4171 (Workqueue::find_and_run_task):
4172 Report user, sys and wall time.
4173 * Makefile.in: Regenerate.
4174 * config.in: Regenerate.
4175 * configure: Regenerate.
4177 2009-12-16 Doug Kwan <dougkwan@google.com>
4179 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4181 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4182 relaxed input sections.
4183 * output.cc (Output_section::find_relaxed_input_section): Change
4184 return type to Output_relaxed_input_section pointer. Adjust code
4185 for new type of relaxed_input_section_map_.
4186 * output.h (Output_section::find_relaxed_input_section): Change
4187 return type to Output_relaxed_input_section pointer.
4188 (Output_section::Output_relaxed_input_section_by_input_section_map):
4190 (Output_section::relaxed_input_section_map_): Change type to
4191 Output_section::Output_relaxed_input_section_by_input_section_map.
4192 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4195 2009-12-15 Ian Lance Taylor <iant@google.com>
4197 * layout.cc (Layout::create_shstrtab): Only write out after input
4198 sections if we are compressing debug sections.
4200 2009-12-15 Ian Lance Taylor <iant@google.com>
4202 * archive.cc (Archive::add_symbols): Only look up a symbol without
4203 a version if there is, in fact, a version.
4205 2009-12-14 Ian Lance Taylor <iant@google.com>
4207 Revert -Wshadow changes, all changes from:
4208 2009-12-11 Doug Kwan <dougkwan@google.com>
4209 2009-12-11 Nick Clifton <nickc@redhat.com>
4210 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4212 2009-12-11 Doug Kwan <dougkwan@google.com>
4214 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4216 * attributes.cc (Object_attribute::size): Ditto.
4217 (Attributes_section_data::size): Ditto.
4218 (Attributes_section_data::Attributes_section_data): Ditto.
4219 (Output_attributes_section_data::do_write): Ditto.
4220 * attributes.h (Object_attribute::set_type): Ditto.
4221 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4223 2009-12-11 Nick Clifton <nickc@redhat.com>
4225 * archive.cc: Fix shadowed variable warnings.
4227 * compressed_output.cc: Likewise.
4228 * compressed_output.h: Likewise.
4229 * configure: Likewise.
4230 * dwarf_reader.cc: Likewise.
4231 * dynobj.cc: Likewise.
4232 * dynobj.h: Likewise.
4233 * ehframe.cc: Likewise.
4234 * ehframe.h: Likewise.
4235 * errors.cc: Likewise.
4236 * expression.cc: Likewise.
4237 * fileread.cc: Likewise.
4238 * fileread.h: Likewise.
4239 * freebsd.h: Likewise.
4240 * i386.cc: Likewise.
4242 * incremental.h: Likewise.
4243 * layout.cc: Likewise.
4244 * layout.h: Likewise.
4245 * mapfile.cc: Likewise.
4246 * merge.cc: Likewise.
4247 * merge.h: Likewise.
4248 * object.cc: Likewise.
4249 * object.h: Likewise.
4250 * options.h: Likewise.
4251 * output.cc: Likewise.
4252 * output.h: Likewise.
4253 * parameters.cc: Likewise.
4254 * plugin.cc: Likewise.
4255 * powerpc.cc: Likewise.
4256 * reduced_debug_output.cc: Likewise.
4257 * reduced_debug_output.h: Likewise.
4258 * reloc.cc: Likewise.
4259 * reloc.h: Likewise.
4260 * resolve.cc: Likewise.
4261 * script-sections.cc: Likewise.
4262 * script.cc: Likewise.
4263 * script.h: Likewise.
4264 * sparc.cc: Likewise.
4265 * symtab.cc: Likewise.
4266 * symtab.h: Likewise.
4267 * target-select.cc: Likewise.
4268 * target-select.h: Likewise.
4269 * token.h: Likewise.
4270 * workqueue.cc: Likewise.
4271 * workqueue.h: Likewise.
4272 * x86_64.cc: Likewise.
4274 2009-12-10 Doug Kwan <dougkwan@google.com>
4276 * arm.cc (attributes.h): New include.
4277 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4278 (Arm_relobj::~Arm_relobj): Delete object pointed by
4279 attributes_section_data_.
4280 (Arm_relobj::attributes_section_data): New method definition.
4281 (Arm_relobj::attributes_section_data_): New data member declaration.
4282 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4283 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4284 attributes_section_data_.
4285 (Arm_dynobj::attributes_section_data): New method definition.
4286 (Arm_dynobj::attributes_section_data_): New data member declaration.
4287 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4288 initialization value of may_use_blx_ to false.
4289 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4290 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4291 object attributes to compute results instead of hard-coding.
4292 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4293 Target_arm::get_secondary_compatible_arch,
4294 Target_arm::set_secondary_compatible_arch
4295 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4296 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4297 New method declarations.
4298 (Target_arm::get_aeabi_object_attribute): New method definition.
4299 (Target_arm::attributes_section_data_): New data member declaration.
4300 (read_arm_attributes_section): New template definition.
4301 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4302 (Arm_dynobj::do_read_symbols): Ditto.
4303 (Target_arm::do_finalize_sections): Merge attributes sections from
4304 input. Check for BLX use after attributes section merging.
4305 Fix __exidx_start and __exidx_end visibility. Create an
4306 .ARM.attributes section if necessary.
4307 (Target_arm::get_secondary_compatible_arch,
4308 Target_arm::set_secondary_compatible_arch,
4309 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4310 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4311 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4312 New method definitions.
4314 2009-12-09 Ian Lance Taylor <iant@google.com>
4316 * plugin.cc (Plugin::load): Don't cast from void* to a function
4319 2009-12-09 Ian Lance Taylor <iant@google.com>
4321 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4324 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4326 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4327 Replace two_file_shared_1.so with two_file_shared_2.so.
4328 * testsuite/Makefile.in: Regenerated.
4330 2009-12-08 Doug Kwan <dougkwan@google.com>
4332 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4333 (HFILES): Add attributes.h and int_encoding.h.
4334 * Makefile.in: Regenerate.
4335 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4336 function definitions to int_encoding.cc
4337 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4338 prototypes to int_encoding.h
4339 * reduced_debug_output.cc (int_encoding.h): New include.
4340 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4341 function definitions to int_encoding.cc
4342 (insert_into_vector, read_from_pointer): Move template definitions to
4344 * attributes.cc: New file.
4345 * attributes.h: New file.
4346 * int_encoding.cc: New file.
4347 * int_encoding.h: New file.
4349 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4352 * incremental-dump.cc (dump_incremental_inputs): New.
4353 (main): Use dump_incremental_inputs.
4355 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4358 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4359 checking elfcpp::STT_FUNC.
4360 (Target_i386::Relocate::relocate): Likewise.
4361 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4363 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4364 symbols from shared libraries into normal FUNC symbols.
4366 * symtab.h (Symbol): Add is_func and use it.
4368 2009-12-05 Doug Kwan <dougkwan@google.com>
4370 * arm.cc (Target_arm::arm_info): Initialize new fields
4371 attributes_section and attributes_vendor.
4372 * i386.cc (Target_i386::i386_info): Same.
4373 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4374 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4375 fields attributes_section and attributes_vendor.
4376 * sparc.cc (Target_sparc::sparc_info): Same.
4377 * target.h (Target::attributes_section, Target::attributes_vendor,
4378 Target::is_attributes_section, Target::attribute_arg_type,
4379 Target::attributes_order): New method definitions.
4380 (Target::Target_info::attributes_section,
4381 Target::Target_info::attributes_vendor): New fields.
4382 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4383 virtual method definitions.
4384 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4385 attributes_section and attributes_vendor.
4386 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4388 2009-12-05 Doug Kwan <dougkwan@google.com>
4390 * arm.cc: Update comments about interworking and stub generation.
4391 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4392 considered as non-PIC.
4393 (Arm_relocate_functions::base_abs): Fix formatting.
4394 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4395 of function to use GOT entry address instead of offset.
4396 (Target_arm::Scan::global): Issue an error if a symbol would need a
4397 PLT does not get one because it is untyped. Remove code to create
4398 dynamic symbols for relative branches.
4399 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4400 takes unsigned integer instead of boolean.
4402 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4404 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4405 (two_file_test_LDADD): Likewise.
4406 (common_test_1_LDADD): Likewise.
4407 (exception_test_LDADD) Likewise.
4408 (weak_test_LDADD): Likewise.
4409 (many_sections_test_LDADD): Likewise.
4410 (initpri1_LDADD): Likewise.
4411 (script_test_1_LDADD): Likewise.
4412 (script_test_2_LDADD): Likewise.
4413 (justsyms_LDADD): Likewise.
4414 (binary_test_LDADD): Likewise.
4415 (large_LDADD): Likewise.
4416 * testsuite/Makefile.in: Regenerated.
4418 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4420 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4421 (Symbol_table::override_with_special): Likewise.
4422 (Symbol_table::add_from_object): Likewise.
4424 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4426 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4427 Don't set the data_offset twice.
4429 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4431 * testsuite/Makefile.in: Regenerate.
4433 2009-12-03 Doug Kwan <dougkwan@google.com>
4435 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4436 (Target_arm::do_finalize_sections): Add parameter for symbol table
4437 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4438 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4439 parameter for symbol table pointer.
4440 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4441 an additional parameter for a pointer to symbol table.
4442 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4443 parameter for a symbol table pointer.
4444 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4445 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4447 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4448 parameter for a symbol table pointer.
4450 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4452 * incremental.cc (Incremental_inputs_header)
4453 (Incremental_inputs_header_write, Incremental_inputs_entry)
4454 (Incremental_inputs_entry_write): Move ...
4455 * incremental.h (Incremental_inputs_header)
4456 (Incremental_inputs_header_write, Incremental_inputs_entry)
4457 (Incremental_inputs_entry_write): here.
4459 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4461 * incremental.cc (make_sized_incremental_binary): Set the target.
4462 Error if it is incompatible.
4463 * output.h (Output_file): Add filename method.
4465 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4467 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4468 from the get_* methods.
4470 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4472 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4473 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4474 Write 0 for the data_offset of scripts.
4476 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4478 * testsuite/Makefile.am: Add the incremental_test.sh test.
4479 * testsuite/incremental_test.sh: New.
4480 * testsuite/incremental_test_1.c: New.
4481 * testsuite/incremental_test_2.c: New.
4483 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4485 * incremental-dump.cc (main): Fix typos.
4487 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4490 * incremental-dump.cc (main): Use llu to print 64 bit values.
4492 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4493 H.J. Lu <hongjiu.lu@intel.com>
4495 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4497 (incremental_dump_LDADD): Likewise.
4498 * Makefile.in: Regenerated.
4500 2009-11-25 Doug Kwan <dougkwan@google.com>
4504 2009-11-25 Doug Kwan <dougkwan@google.com>
4506 * arm.cc (Target_arm::Target_arm): Move method definition
4507 outside of class definition. Add code to handle
4508 --target1-rel, --target1-abs and --target2= options.
4509 (Target_arm::get_reloc_reloc_type): Change method to be
4510 non-static and const.
4511 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4512 New data member declaration.
4513 (Target_arm::Scan::local, Target_arm::Scan::global,
4514 Target_arm::Relocate::relocate,
4515 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4516 Adjust call to Target_arm::get_real_reloc_type.
4517 (Target_arm::get_real_reloc_type): Use command line options
4518 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4519 * options.h (--target1-rel, --target1-abs, --target2): New
4522 2009-11-25 Doug Kwan <dougkwan@google.com>
4524 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4525 class definition. Add code to handle --target1-rel, --target1-abs
4526 and --target2= options.
4527 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4529 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4531 (Target_arm::Scan::local, Target_arm::Scan::global,
4532 Target_arm::Relocate::relocate,
4533 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4534 call to Target_arm::get_real_reloc_type.
4535 (Target_arm::get_real_reloc_type): Use command line options to
4536 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4537 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4540 2009-11-25 Doug Kwan <dougkwan@google.com>
4542 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4543 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4544 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4546 (Arm_relocate_functions::thm_call): Replace body with a call to
4547 Arm_relocate_functions::thumb_branch_common.
4548 (Arm_relocate_functions::thm_jump24,
4549 Arm_relocate_functions::thm_xpc22): New method definitions.
4550 (Arm_relocate_functions::thumb_branch_common): New method definition.
4551 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4553 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4554 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4556 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4558 * Makefile.am: Build incremental-dump
4559 * Makefile.in: Regenerate.
4560 * incremental-dump.cc: New.
4561 * incremental.cc (Incremental_inputs_header_data,
4562 Incremental_inputs_entry_data): Move to incremental.h
4563 * incremental.h: (Incremental_inputs_header_data,
4564 Incremental_inputs_entry_data): Move from incremental.cc
4566 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4568 * incremental.cc (Incremental_inputs_header,
4569 Incremental_inputs_header_write, Incremental_inputs_entry,
4570 Incremental_inputs_entry_write): Add a typedef with the data type.
4572 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4574 * incremental.cc (Incremental_inputs_header,
4575 Incremental_inputs_header_write, Incremental_inputs_entry,
4576 Incremental_inputs_entry_write): Update comment about which
4577 type has the filed descriptions.
4579 2009-11-15 Doug Kwan <dougkwan@google.com>
4581 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4582 (Arm_relocate_functions::arm_branch_common): Change method defintion
4583 in class definition to a method declaration and update list of formal
4585 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4586 Arm_relocation_functions::jump24): Adjust call to
4587 Arm_relocate_functions::arm_branch_common. Update list of formal
4589 (Arm_relocate_functions::xpc25): New method definition.
4590 (Arm_relocate_functions::arm_branch_common): Move method defintion
4591 out from class definition. Use stubs for mode-switching and extending
4593 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4594 specially. Change code to enable use of stubs in ARM branches.
4596 2009-11-10 Doug Kwan <dougkwan@google.com>
4598 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4599 in method declaration.
4600 (Target_arm::relocate_stub): New method declaration.
4601 (Target_arm::default_target): Change to return a pointer instead of
4603 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4604 Target_arm::default_target.
4605 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4607 (Target_arm::relocate_section): Adjust view.
4608 (Target_arm::relocate_stub): New method definition.
4610 2009-11-10 Doug Kwan <dougkwan@google.com>
4612 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4614 * incremental.cc (open_incremental_binary): Initialized local
4615 variables to avoid warnings.
4616 * object.cc (make_elf_object): Ditto.
4617 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4620 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4623 * testsuite/plugin_test.c: Include "config.h".
4625 2009-11-09 Doug Kwan <dougkwan@google.com>
4627 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4628 (arm_symbol_value): Remove.
4629 (Arm_relocate_functions::arm_branch_common,
4630 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4631 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4632 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4633 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4634 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4635 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4636 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4637 Arm_relocate_functions::thm_mobw_abs_nc,
4638 Arm_relocate_functions::thm_mov_abs,
4639 Arm_relocate_functions::movw_prel_nc,
4640 Arm_relocate_functions::thm_movt_abs,
4641 Arm_relocate_functions::movt_prel,
4642 Arm_relocate_functions::thm_movw_prel_nc,
4643 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4644 (Target_arm::Relocate::relocate): Only decompose address into two
4645 parts if relocation type uses the thumb-bit and pass the actual
4646 bit instead of a flag indicating that the thumb-bit is used. Adjust
4647 calls to methods in Arm_relocate_functions for this change.
4649 2009-11-08 Ian Lance Taylor <iant@google.com>
4652 * reloc.cc: Instantiate
4653 Sized_relobj::initialize_input_to_output_maps and
4654 Sized_relobj:free_input_to_output_maps.
4656 2009-11-06 Ian Lance Taylor <iant@google.com>
4659 * defstd.cc (in_segment): Set only_if_ref true for "end".
4661 2009-11-06 Doug Kwan <dougkwan@google.com>
4663 * arm.cc (class Reloc_stub): Correct a comment.
4664 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4665 (Target_arm::scan_section_for_stubs): New method declaration.
4666 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4667 Change methods from private to protected.
4668 (Target_arm::do_may_relax): New method definition.
4669 (Target_arm::do_relax, Target_arm::group_sections,
4670 Target_arm::scan_reloc_for_stub,
4671 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4672 (Target_arm::arm_input_section_map_): New data member declaration.
4673 (Target_arm::scan_reloc_for_stub,
4674 Target_arm::scan_reloc_section_for_stubs,
4675 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4676 Target_arm::do_relax): New method definitions.
4678 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4680 * configure.ac: Check for (struct stat)::st_mtim
4681 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4682 * config.in: Regenerate.
4683 * configure: Regenerate.
4685 2009-11-05 Ian Lance Taylor <iant@google.com>
4688 * output.cc (Output_segment::add_output_section): Add missing
4691 2009-11-04 Ian Lance Taylor <iant@google.com>
4694 * object.h (class Object): Add is_needed and set_is_needed
4695 methods. Add is_needed_ field. Make bool fields into bitfields.
4696 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4697 defined in a dynamic object and referenced by a regular object,
4698 set is_needed for the dynamic object.
4699 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4700 if the file is marked with as_needed and it is not needed.
4702 2009-11-04 Ian Lance Taylor <iant@google.com>
4705 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4706 tags if data is discarded by linker script.
4707 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4708 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4709 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4710 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4712 2009-11-04 Ian Lance Taylor <iant@google.com>
4714 * layout.cc (Layout::get_output_section): Add is_interp and
4715 is_dynamic_linker_section parameters. Change all callers.
4716 (Layout::choose_output_section): Likewise.
4717 (Layout::make_output_section): Likewise.
4718 (Layout::add_output_section_data): Add is_dynamic_linker_section
4719 parameter. Change all callers.
4720 * layout.h (class Layout): Update declarations.
4721 * output.h (class Output_section): Add is_interp, set_is_interp,
4722 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4723 Add is_interp_, is_dynamic_linker_section_ fields. Change
4724 generate_code_fills_at_write_ to a bitfield.
4725 * output.cc (Output_section::Output_sections): Initialize new
4727 (Output_segment::add_output_section): Add do_sort parameter.
4730 2009-11-03 Ian Lance Taylor <iant@google.com>
4733 * options.h (class General_options): Add --warn-common.
4734 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4735 merging two common symbols.
4736 (Symbol_table::should_override): Handle --warn-common when merging
4737 a common symbol with a defined symbol. Use report_resolve_problem
4738 for multiple definitions.
4739 (Symbol_table::report_resolve_problem): New function.
4740 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4742 2009-11-03 Doug Kwan <dougkwan@google.com>
4744 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4746 (Target_arm::stub_factory): New method definition.
4747 (Target_arm::new_arm_input_section,
4748 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4749 Target_arm::reloc_uses_thumb_bit): New method declarations.
4750 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4751 New type definitions.
4752 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4753 member declarations.
4754 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4755 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4756 New method definitions.
4758 2009-11-03 Ian Lance Taylor <iant@google.com>
4760 * options.h (class General_options): Add --warn_constructors.
4762 2009-11-03 Ian Lance Taylor <iant@google.com>
4765 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4766 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4768 2009-11-03 Ian Lance Taylor <iant@google.com>
4771 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4772 --msgid-bugs-address.
4773 (install-pdf): New target.
4774 (install-data_yes): Look up one directory to find mkinstalldirs.
4776 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4778 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4781 2009-10-30 Doug Kwan <dougkwan@google.com>
4783 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4785 2009-10-30 Doug Kwan <dougkwan@google.com>
4787 * arm.cc (Stub_addend_reader): New struct template definition
4788 and partial specializations.
4789 (Stub_addend_reader::operator()): New method definition for a
4790 partially specialized template.
4792 2009-10-30 Doug Kwan <dougkwan@google.com>
4794 * arm.cc (Arm_relobj::processor_specific_flags): New method
4796 (Arm_relobj::do_read_symbols): New method declaration.
4797 (Arm_relobj::processor_specific_flags_): New data member declaration.
4798 (Arm_dynobj): New class definition.
4799 (Target_arm::do_finalize_sections): Add input_objects parameter.
4800 (Target_arm::do_adjust_elf_header): New method declaration.
4801 (Target_arm::are_eabi_versions_compatible,
4802 (Target_arm::merge_processor_specific_flags): New method declaration.
4803 (Target_arm::do_make_elf_object): New overloaded method definitions
4805 (Arm_relobj::do_read_symbols): New method definition.
4806 (Arm_dynobj::do_read_symbols): Ditto.
4807 (Target_arm::do_finalize_sections): Add input_objects parameters.
4808 Merge processor-specific flags from all input objects.
4809 (Target_arm::are_eabi_versions_compatible,
4810 Target_arm::merge_processor_specific_flags,
4811 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4812 New method definitions.
4813 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4814 Input_objects pointer type parameter.
4815 * layout.cc (Layout::finalize): Pass input objects to target's.
4816 finalize_sections function.
4817 * output.cc (Output_file_header::do_sized_write): Set ELF file
4818 header's processor-specific flags.
4819 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4820 Input_objects pointer type parameter.
4821 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4822 * target.h (Input_objects): New forward class declaration.
4823 (Target::processor_specific_flags,
4824 Target::are_processor_specific_flags_sect): New method definitions.
4825 (Target::finalize_sections): Add input_objects parameter.
4826 (Target::Target): Initialize processor_specific_flags_ and
4827 are_processor_specific_flags_set_.
4828 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4830 (Target::set_processor_specific_flags): New method definition.
4831 (Target::processor_specific_flags_,
4832 Target::are_processor_specific_flags_set_): New data member
4834 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4835 Input_objects pointer type parameter.
4837 2009-10-30 Doug Kwan <dougkwan@google.com>
4839 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4841 2009-10-28 Ian Lance Taylor <iant@google.com>
4843 * object.h (class Relobj): Drop options parameter from
4844 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4845 do_scan_relocs, do_relocate. Change all callers.
4846 (class Sized_relobj): Drop options parameters from
4847 do_gc_process_relocs, do_scan_relocs, do_relocate,
4848 do_relocate_sections, relocate_sections, emit_relocs_scan,
4849 emit_relocs_scan_reltype. Change all callers.
4850 (struct Relocate_info): Remove options field and all references to
4852 * reloc.h (class Read_relocs): Remove options constructor
4853 parameter and options_ field. Change all callers.
4854 (class Gc_process_relocs, class Scan_relocs): Likewise.
4855 (class Relocate_task): Likewise.
4856 * target-reloc.h (scan_relocs): Remove options parameter. Change
4858 (scan_relocatable_relocs): Likewise.
4859 * target.h (class Sized_target): Remove options parameter from
4860 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4862 * gc.h (gc_process_relocs): Remove options parameter. Change all
4864 * arm.cc: Update functions to remove options parameters.
4865 * i386.cc: Likewise.
4866 * powerpc.cc: Likewise.
4867 * sparc.cc: Likewise.
4868 * x86_64.cc: Likewise.
4869 * testsuite/testfile.cc: Likewise.
4871 2009-10-28 Doug Kwan <dougkwan@google.com>
4873 * arm.cc (Arm_relobj): New class definition.
4874 (Arm_relobj::scan_sections_for_stubs,
4875 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4876 New method definitions.
4878 2009-10-28 Cary Coutant <ccoutant@google.com>
4880 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4881 (Plugin::cleanup_done_): New member.
4882 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4883 (Plugin_manager::cleanup_done_): Remove.
4884 (Plugin_manager::add_input_file): Edit error message.
4885 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4886 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4888 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4890 * fileread.cc: (File_read::View::~View): Use the new
4891 data_ownership_ filed.
4892 (File_read::~File_read): Dispose the new whole_file_view_.
4893 (File_read::open): Mmap the whole file if needed.
4894 (File_read::open): Use whole_file_view_ instead of contents_.
4895 (File_read::find_view): Use whole_file_view_ if applicable.
4896 (File_read::do_read): Use whole_file_view_ instead of contents_.
4897 (File_read::make_view): Use whole_file_view_ instead of contents_,
4898 update File_read::View::View call.
4899 (File_read::find_or_make_view): Update File_read::View::View
4901 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4903 (File_read::View::Data_ownership): New enum.
4904 (File_read::View::View): Replace bool mapped_ with Data_ownership
4906 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4907 (File_read::View::data_ownership_): New field.
4908 (File_read::contents_): Remove (replaced by whole_file_view_).
4909 (File_read::whole_file_view_): New field.
4910 * options.h (class General_options): Add --keep-files-mapped.
4912 2009-10-27 Cary Coutant <ccoutant@google.com>
4914 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4915 * testsuite/Makefile.am (plugin_test_5): New test case.
4916 * testsuite/Makefile.in: Regenerate.
4918 2009-10-25 Doug Kwan <dougkwan@google.com>
4920 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4921 from private to protected to allow access by child class.
4922 (Sized_relobj::do_relocate_sections): New method declaration.
4923 (Sized_relobj::relocate_sections): Virtualize.
4924 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4925 Sized_relobj::relocate_sections. Instantiate template explicitly
4926 for different target sizes and endianity.
4928 2009-10-24 Doug Kwan <dougkwan@google.com>
4930 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4931 (Arm_input_section::as_arm_input_section): New method.
4932 (Arm_output_section): New class definition.
4933 (Arm_output_section::create_stub_group,
4934 Arm_output_section::group_sections): New method definitions.
4936 2009-10-22 Doug Kwan <dougkwan@google.com>
4938 * arm.cc (Arm_input_section): New class definition.
4939 (Arm_input_section::init, Arm_input_section:do_write,
4940 Arm_input_section::set_final_data_size,
4941 Arm_input_section::do_reset_address_and_file_offset): New method
4944 2009-10-21 Doug Kwan <dougkwan@google.com>
4946 * arm.cc (Stub_table, Arm_input_section): New forward class
4948 (Stub_table): New class defintion.
4949 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4950 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4951 New method definition.
4953 2009-10-21 Doug Kwan <dougkwan@google.com>
4955 * arm.cc: Update copyright comments.
4956 (Target_arm): New forward class template declaration.
4957 (Arm_address): New type.
4958 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4959 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4960 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4962 (Insn_template): Same.
4963 (DEF_STUBS): New macro.
4964 (Stub_type): New enum type.
4965 (Stub_template): New class definition.
4968 (Stub_factory): Same.
4969 (Target_arm::Target_arm): Initialize may_use_blx_ and
4970 should_force_pic_veneer_.
4971 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4972 Target_arm::should_force_pic_veneer,
4973 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4974 Target_arm::using_thumb_only, Target_arm:;default_target): New
4976 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4977 New data member declarations.
4978 (Insn_template::size, Insn_template::alignment): New method defintions.
4979 (Stub_template::Stub_template): New method definition.
4980 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4981 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4982 (Stub_factory::Stub_factory): New method definition.
4983 * gold.h (string_hash): New template.
4984 * output.h (Input_section_specifier::hash_value): Use
4986 (Input_section_specifier::string_hash): Remove.
4987 * stringpool.cc (Stringpool_template::string_hash): Use
4990 2009-10-20 Doug Kwan <dougkwan@google.com>
4992 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4993 symbols of relaxed input sections.
4994 * output.h (Output_section::find_relaxed_input_section): Make
4997 2009-10-16 Doug Kwan <dougkwan@google.com>
4999 * dynobj.cc (Versions::Versions): Initialize version_script_.
5000 Only insert base version symbol definition for a shared object
5001 if version script defines any version versions.
5002 (Versions::define_base_version): New method definition.
5003 (Versions::add_def): Check that base version is not needed.
5004 (Versions::add_need): Define base version lazily.
5005 * dynobj.h (Versions::define_base_version): New method declaration.
5006 (Versions::needs_base_version_): New data member declaration.
5007 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5008 (check_DATA): Add no_version_test.stdout.
5009 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5011 * testsuite/Makefile.in: Regenerate.
5012 * testsuite/no_version_test.c: New file.
5013 * testsuite/no_version_test.sh: Ditto.
5015 2009-10-16 Doug Kwan <dougkwan@google.com>
5017 * expression.cc (class Segment_start_expression): New class definition.
5018 (Segment_start_expression::value): New method definition.
5019 (script_exp_function_segment_start): Return a new
5020 Segment_start_expression.
5021 * gold/script-c.h (script_saw_segment_start_expression): New function
5023 * script-sections.cc (Script_sections::Script_sections): Initialize
5024 SAW_SEGMENT_START_EXPRESSION_ to false.
5025 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5026 and -Tbbs options to specify section addresses if given in
5027 command line and no SEGMENT_START expression is seen in a script.
5028 * script-sections.h (Script_sections::saw_segment_start_expression,
5029 Script_sections::set_saw_segment_start_expression): New method
5031 (Script_sections::saw_segment_start_expression_): New data member
5033 * script.cc (script_saw_segment_start_expression): New function.
5034 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5035 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5036 script_test_7.sh and script_test_8.sh.
5037 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5038 script_test_8.stdout.
5039 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5040 (script_test_6, script_test_6.stdout, script_test_7,
5041 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5042 * Makefile.in: Regenerate.
5043 * testsuite/script_test_6.sh: New file.
5044 * testsuite/script_test_6.t: Same.
5045 * testsuite/script_test_7.sh: Same.
5046 * testsuite/script_test_7.t: Same.
5047 * testsuite/script_test_8.sh: Same.
5049 2009-10-16 Doug Kwan <dougkwan@google.com>
5051 * output.cc (Output_segment::set_section_list_address): Cast
5052 expressions to unsigned long long type to avoid format warnings.
5054 2009-10-15 Ian Lance Taylor <iant@google.com>
5056 * script.cc (Script_options::add_symbol_assignment): Always add a
5057 dot assignment to script_sections_.
5058 * script-sections.cc (Script_sections::add_dot_assignment):
5059 Initialize if necessary.
5061 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5062 program headers with no load segment if there is a linker script.
5064 * layout.cc (Layout::set_segment_offsets): Align the file offset
5065 to the segment aligment for -N or -n with no load segment.
5066 * output.cc (Output_segment::add_output_section): Don't crash if
5067 the first section is a TLS section.
5068 (Output_segment::set_section_list_addresses): Print an error
5069 message if the address moves backward in a linker script.
5070 * script-sections.cc
5071 (Output_section_element_input::set_section_addresses): Don't
5072 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5073 (Orphan_output_section::set_section_addresses): Likewise.
5075 2009-10-15 Doug Kwan <dougkwan@google.com>
5077 * layout.cc (Layout::finish_dynamic_section): Generate tags
5078 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5079 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5080 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5082 2009-10-14 Ian Lance Taylor <iant@google.com>
5084 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5086 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5087 data_shdr fields of relinfo.
5088 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5089 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5090 R_386_TLS_LDO_32, adjust based on section flags.
5091 (Target_i386::Relocate::fix_up_ldo): Remove.
5093 2009-10-13 Ian Lance Taylor <iant@google.com>
5095 Add support for -pie.
5096 * options.h (class General_options): Add -pie and
5098 (General_options::output_is_position_independent): Test -pie.
5099 (General_options::output_is_executable): Return true if not shared
5100 and not relocatable.
5101 (General_options::output_is_pie): Remove.
5102 * options.cc (General_options::finalize): Reject incompatible uses
5104 * gold.cc (queue_middle_tasks): A -pie link is not static.
5105 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5106 * symtab.cc (Symbol::final_value_is_known): Return false if
5107 output_is_position_independent.
5108 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5109 output_is_position_independent.
5110 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5111 output_is_position_independent.
5112 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5113 output_is_position_independent.
5114 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5116 (basic_pie_test.o, basic_pie_test): New targets.
5117 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5118 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5119 (two_file_pie_test): New target.
5120 * testsuite/Makefile.in: Rebuild.
5121 * README: Remove note saying that -pie is not supported.
5123 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5125 * options.h (class General_options): Add -init and -fini.
5126 * layout.cc (Layout::finish_dynamic_section): Emit
5127 given init and fini functions.
5129 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5131 * gc.h (gc_process_relocs): Check if icf is enabled using new
5133 * gold.cc (queue_initial_tasks): Likewise.
5134 (queue_middle_tasks): Likewise.
5135 * object.cc (do_layout): Likewise.
5136 * symtab.cc (is_section_folded): Likewise.
5137 * main.cc (main): Likewise.
5138 * reloc.cc (Read_relocs::run): Likewise.
5139 (Sized_relobj::do_scan_relocs): Likewise.
5140 * icf.cc (is_function_ctor_or_dtor): New function.
5141 (Icf::find_identical_sections): Check if function is ctor or dtor when
5143 * options.h (General_options::icf): Change option to be an enum.
5144 (Icf_status): New enum.
5145 (icf_enabled): New method.
5146 (icf_safe_folding): New method.
5147 (set_icf_status): New method.
5148 (icf_status_): New variable.
5149 * (options.cc) (General_options::finalize): Set icf_status_.
5150 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5151 icf_test and icf_keep_unique_test to use the --icf enum flag.
5152 * testsuite/icf_safe_test.sh: New file.
5153 * testsuite/icf_safe_test.cc: New file.
5155 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5157 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5158 includes to gc.h and icf.h.
5159 * arm.cc: Include gc.h.
5160 * gold.cc: Likewise.
5161 * i386.cc: Likewise.
5162 * powerpc.cc: Likewise.
5163 * sparc.cc: Likewise.
5164 * x86_64.cc: Likewise.
5165 * gc.h: Include icf.h.
5167 2009-10-11 Ian Lance Taylor <iant@google.com>
5169 * plugin.cc: Include "gold.h" before other header files.
5171 2009-10-10 Chris Demetriou <cgd@google.com>
5173 * options.h (Input_file_argument::Input_file_type): New enum.
5174 (Input_file_argument::is_lib_): Replace with...
5175 (Input_file_argument::type_): New member.
5176 (Input_file_argument::Input_file_argument): Take Input_file_type
5177 'type' rather than boolean 'is_lib' as second argument.
5178 (Input_file_argument::is_lib): Use type_.
5179 (Input_file_argument::is_searched_file): New function.
5180 (Input_file_argument::may_need_search): Handle is_searched_file.
5181 * options.cc (General_options::parse_library): Support -l:filename.
5182 (General_options::parse_just_symbols): Update for Input_file_argument
5184 (Command_line::process): Likewise.
5185 * archive.cc (Archive::get_file_and_offset): Likewise.
5186 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5187 * script.cc (read_script_file, script_add_file): Likewise.
5188 * fileread.cc (Input_file::Input_file): Likewise.
5189 (Input_file::will_search_for): Handle is_searched_file.
5190 (Input_file::open): Likewise.
5191 * readsyms.cc (Read_symbols::get_name): Likewise.
5192 * testsuite/Makefile.am (searched_file_test): New test.
5193 * testsuite/Makefile.in: Regenerate.
5194 * testsuite/searched_file_test.cc: New file.
5195 * testsuite/searched_file_test_lib.cc: New file.
5197 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5198 Ian Lance Taylor <iant@google.com>
5200 * descriptor.cc: Include <cstdio> and "binary-io.h".
5201 (Descriptors::open): Open the files in binary mode always.
5202 * script.cc (Lex::get_token): Treat \r as whitespace.
5204 2009-10-09 Ian Lance Taylor <iant@google.com>
5206 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5208 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5209 Ian Lance Taylor <iant@google.com>
5211 * configure.ac: Check for readv function also.
5212 * fileread.cc (readv): Define if not HAVE_READV.
5213 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5215 * config.in: Regenerate.
5216 * configure: Regenerate.
5218 2009-10-09 Doug Kwan <dougkwan@google.com>
5220 * layout.cc (Layout::make_output_section): Call target hook to make
5221 ordinary output section.
5222 (Layout::finalize): Adjust parameter list of call the
5223 Target::may_relax().
5224 * layout.h (class Layout::section_list): New method.
5225 * merge.h (Output_merge_base::entsize): Change visibility to public.
5226 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5228 (Output_merge_string::do_is_string): New method.
5229 * object.cc (Sized_relobj::do_setup): renamed from
5230 Sized_relobj::set_up.
5231 * object.h (Sized_relobj::adjust_shndx,
5232 Sized_relobj::initializ_input_to_output_maps,
5233 Sized_relobj::free_input_to_output_maps): Change visibilities to
5235 (Sized_relobj::setup): Virtualize.
5236 (Sized_relobj::do_setup): New method declaration.
5237 (Sized_relobj::invalidate_section_offset,
5238 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5239 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5240 * options.cc (parse_int): New function.
5241 * options.h (parse_int): New declaration.
5242 (DEFINE_int): New macro.
5243 (stub_group_size): New option.
5244 * output.cc (Output_section::Output_section): Initialize memebers
5245 merge_section_map_, merge_section_by_properties_map_,
5246 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5247 (Output_section::add_input_section): Handled deferred code-fill
5248 generation and remove an old comment.
5249 (Output_section::add_relaxed_input_section): New method definition.
5250 (Output_section::add_merge_input_section): Use merge section by
5251 properties map to speed to search. Update merge section maps
5253 (Output_section::build_relaxation_map): New method definition.
5254 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5256 (Output_section::relax_input_section): Renamed to
5257 Output_section::convert_input_sections_to_relaxed_sections and change
5258 interface to take a vector of pointers to relaxed sections.
5259 (Output_section::find_merge_section,
5260 Output_section::find_relaxed_input_section): New method definitions.
5261 (Output_section::is_input_address_mapped,
5262 Output_section::output_offset, Output_section::output_address):
5263 Use output section data maps to speed up searching.
5264 (Output_section::find_starting_output_address): Add comments.
5265 (Output_section::do_write,
5266 Output_section::write_to_postprocessing_buffer): Do code-fill
5267 generation as appropriate.
5268 (Output_section::get_input_sections): Invalidate relaxed input section
5270 (Output_section::restore_states): Adjust type of checkpoint .
5271 Invalidate relaxed input section map.
5272 * output.h (Output_merge_base): New class declaration.
5273 (Input_section_specifier): New class defintion.
5274 (class Output_relaxed_input_section) Change base class to
5275 Output_section_data_build.
5276 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5277 base class initializer.
5278 (Output_section::add_relaxed_input_section): New method declaration.
5279 (Output_section::Input_section): Change visibility to protected.
5280 (Output_section::Input_section::relobj,
5281 Output_section::Input_section::shndx): Handle relaxed input sections.
5282 Output_section::input_sections) Change visibility to protected. Also
5283 define overload to return a non-const pointer.
5284 (Output_section::Merge_section_properties): New class defintion.
5285 (Output_section::Merge_section_by_properties_map,
5286 Output_section::Output_section_data_by_input_section_map,
5287 Output_section::Relaxation_map): New types.
5288 (Output_section::relax_input_section): Rename method to
5289 Output_section::convert_input_sections_to_relaxed_sections and change
5290 interface to take a vector of relaxed section pointers.
5291 (Output_section::find_merge_section,
5292 Output_section::find_relaxed_input_section,
5293 Output_section::build_relaxation_map,
5294 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5295 New method declarations.
5296 (Output_section::merge_section_map_
5297 Output_section::merge_section_by_properties_map_,
5298 Output_section::relaxed_input_section_map_,
5299 Output_section::is_relaxed_input_section_map_valid_,
5300 Output_section::generate_code_fills_at_write_): New data members.
5301 * script-sections.cc
5302 (Output_section_element_input::set_section_addresses): Call
5303 current_data_size and addralign methods of relaxed input sections.
5304 (Orphan_output_section::set_section_addresses): Call current_data_size
5305 and addralign methods of relaxed input sections.
5306 * symtab.cc (Symbol_table::compute_final_value): Extract template
5307 from the body of Symbol_table::sized_finalize_symbol.
5308 (Symbol_table::sized_finalized_symbol): Call
5309 Symbol_table::compute_final_value.
5310 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5311 (Symbol_table::compute_final_value): New templated method declaration.
5312 * target.cc (Target::do_make_output_section): New method defintion.
5313 * target.h (Target::make_output_section): New method declaration.
5314 (Target::relax): Add more parameters for input objects, symbol table
5315 and layout. Adjust call to do_relax.
5316 (Target::do_make_output_section): New method declaration.
5317 (Target::do_relax): Add parameters for input objects, symbol table
5320 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5322 * pread.c: Include stdio.h.
5324 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5326 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5329 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5331 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5332 Change read_shndx type to unsigned int.
5333 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5335 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5336 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5337 Change read_shndx type to unsigned int.
5338 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5340 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5341 * layout.cc (Layout::create_symtab_sections): Cast the result of
5342 local_symcount * symsize to off_t in the gold_assert.
5344 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5346 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5347 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5349 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5350 (Arm_relocate_functions::thm_abs5): New function.
5351 (Arm_relocate_functions::abs12): New function.
5352 (Arm_relocate_functions::abs16): New function.
5353 (Arm_relocate_functions::base_abs): New function.
5354 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5355 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5356 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5358 (Scan::global): Likewise.
5359 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5360 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5361 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5362 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5365 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5367 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5368 (Arm_relocate_functions::movt_prel): New function.
5369 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5370 (Arm_relocate_functions::thm_movt_prel): New function.
5371 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5372 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5373 (Scan::global, Relocate::relocate): Likewise.
5374 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5376 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5378 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5379 Incremental_checker.
5380 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5382 (class Incremental_inputs_header): New class.
5383 (Incremental_inputs_header_writer): Edit comment.
5384 (Incremental_inputs_entry): New class.
5385 (Incremental_inputs_entry_writer): Edit comment.
5386 (Sized_incremental_binary::do_find_incremental_inputs_section):
5387 Add *strtab_shndx parameter, fill it.
5388 (Sized_incremental_binary::do_check_inputs): New method.
5389 (Incremental_checker::can_incrementally_link_output_file): Use
5390 Sized_incremental_binary::check_inputs.
5391 (Incremental_inputs::report_command_line): Save command line in
5394 (Incremental_binary::find_incremental_inputs_section): New
5396 (Incremental_binary::do_find_incremental_inputs_section): Add
5397 strtab_shndx parameter.
5398 (Incremental_binary::do_check_inputs): New pure virtual method.
5399 (Sized_incremental_binary::do_check_inputs): Declare.
5400 (Incremental_checker::Incremental_checker): Add incremental_inputs
5401 parameter, use it to initialize incremental_inputs_.
5402 (Incremental_checker::incremental_inputs_): New field.
5403 (Incremental_checker::command_line): New method.
5404 (Incremental_checker::inputs): New method.
5405 (Incremental_checker::command_line_): New field.
5407 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5409 * incremental.cc: Include <cstdarg> and "target-select.h".
5410 (vexplain_no_incremental): New function.
5411 (explain_no_incremental): New function.
5412 (Incremental_binary::error): New method.
5413 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5415 (make_sized_incremental_binary): New function.
5416 (open_incremental_binary): New function.
5417 (can_incrementally_link_file): Add checks if output is ELF and has
5419 * incremental.h: Include "elfcpp_file.h" and "output.h".
5420 (Incremental_binary): New class.
5421 (Sized_incremental_binary): New class.
5422 (open_incremental_binary): Declare.
5423 * object.cc (is_elf_object): Use
5424 elfcpp::Elf_recognizer::is_elf_file.
5425 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5426 * output.h (Output_file::filesize): New method.
5428 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5430 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5432 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5433 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5435 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5437 (Arm_relocate_functions::movw_abs_nc): New function.
5438 (Arm_relocate_functions::movt_abs): New function.
5439 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5440 (Arm_relocate_functions::thm_movt_abs): New function.
5441 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5442 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5443 (Scan::global): Likewise.
5444 (Relocate::relocate): Likewise.
5445 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5447 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5449 * arm.cc (Arm_relocate_functions::got_prel) New function.
5450 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5451 (Relocate::relocate): Likewise.
5452 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5454 2009-10-06 Ian Lance Taylor <iant@google.com>
5456 * options.h (class General_options): Define
5457 split_stack_adjust_size parameter.
5458 * object.h (class Object): Add uses_split_stack_ and
5459 has_no_split_stack_ fields. Add uses_split_stack and
5460 has_no_split_stack accessor functions. Declare
5461 handle_split_stack_section.
5462 (class Reloc_symbol_changes): Define.
5463 (class Sized_relobj): Define Function_offsets. Declare
5464 split_stack_adjust, split_stack_adjust_reltype, and
5466 * object.cc (Object::handle_split_stack_section): New function.
5467 (Sized_relobj::do_layout): Call handle_split_stack_section.
5468 * dynobj.cc (Sized_dynobj::do_layout): Call
5469 handle_split_stack_section.
5470 * reloc.cc (Sized_relobj::relocate_sections): Call
5471 split_stack_adjust for executable sections in split_stack
5472 objects. Pass reloc_map to relocate_section.
5473 (Sized_relobj::split_stack_adjust): New function.
5474 (Sized_relobj::split_stack_adjust_reltype): New function.
5475 (Sized_relobj::find_functions): New function.
5476 * target-reloc.h: Include "object.h".
5477 (relocate_section): Add reloc_symbol_changes parameter. Change
5479 * target.h (class Target): Add calls_non_split method. Declare
5480 do_calls_non_split virtual method. Declare match_view and
5482 * target.cc: Include "elfcpp.h".
5483 (Target::do_calls_non_split): New function.
5484 (Target::match_view): New function.
5485 (Target::set_view_to_nop): New function.
5486 * gold.cc (queue_middle_tasks): Give an error if mixing
5487 split-stack and non-split-stack objects with -r.
5488 * i386.cc (Target_i386::relocate_section): Add
5489 reloc_symbol_changes parameter.
5490 (Target_i386::do_calls_non_split): New function.
5491 * x86_64.cc (Target_x86_64::relocate_section): Add
5492 reloc_symbol_changes parameter.
5493 (Target_x86_64::do_calls_non_split): New function.
5494 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5496 * powerpc.cc (Target_powerpc::relocate_section): Add
5497 reloc_symbol_changes parameter.
5498 * sparc.cc (Target_sparc::relocate_section): Add
5499 reloc_symbol_changes parameter.
5500 * configure.ac: Call AM_CONDITIONAL for the default target.
5501 * configure: Rebuild.
5502 * testsuite/Makefile.am (TEST_AS): New variable.
5503 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5504 (check_DATA): Add split_i386 and split_x86_64 files.
5505 (SPLIT_DEFSYMS): Define.
5506 (split_i386_[1234n].o): New targets.
5507 (split_i386_[124]): New targets.
5508 (split_i386_[1234r].stdout): New targets.
5509 (split_x86_64_[1234n].o): New targets.
5510 (split_x86_64_[124]): New targets.
5511 (split_x86_64_[1234r].stdout): New targets.
5512 (MOSTLYCLEANFILES): Add new executables.
5513 * testsuite/split_i386.sh: New file.
5514 * testsuite/split_x86_64.sh: New file.
5515 * testsuite/split_i386_1.s: New file.
5516 * testsuite/split_i386_2.s: New file.
5517 * testsuite/split_i386_3.s: New file.
5518 * testsuite/split_i386_4.s: New file.
5519 * testsuite/split_i386_n.s: New file.
5520 * testsuite/split_x86_64_1.s: New file.
5521 * testsuite/split_x86_64_2.s: New file.
5522 * testsuite/split_x86_64_3.s: New file.
5523 * testsuite/split_x86_64_4.s: New file.
5524 * testsuite/split_x86_64_n.s: New file.
5525 * testsuite/testfile.cc (Target_test): Update relocation_section
5527 * testsuite/Makefile.in: Rebuild.
5529 2009-10-06 Ian Lance Taylor <iant@google.com>
5531 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5532 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5533 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5534 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5535 the address on ldo_addrs_.
5536 (Target_i386::Relocate::fix_up_ldo): New function.
5538 2009-10-06 Rafael Espindola <espindola@google.com>
5540 * plugin.cc (add_input_library): New.
5541 (Plugin::load): Add add_input_library to tv.
5542 (Plugin_manager::add_input_file): Add the is_lib argument.
5543 (add_input_file): Update call to Plugin_manager::add_input_file.
5544 (add_input_library): New.
5545 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5547 2009-09-30 Doug Kwan <dougkwan@google.com>
5549 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5550 symbol and call Symbol::may_need_copy_reloc to determine if
5551 a copy reloc is needed.
5552 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5553 nocopyreloc is given in command line.
5554 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5555 given in command line.
5556 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5557 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5558 of the removed Target_i386::may_need_copy_reloc.
5559 * options.h (copyreloc): New option with default value false.
5560 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5561 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5562 instead of the removed Target_powerpc::may_need_copy_reloc.
5563 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5564 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5565 instead of the removed Target_sparc::may_need_copy_reloc.
5566 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5567 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5568 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5569 instead of the removed Target_x86_64::may_need_copy_reloc.
5571 2009-09-30 Ian Lance Taylor <iant@google.com>
5573 * object.h (class Object): Remove target_ field, and target,
5574 sized_target, and set_target methods.
5575 (Object::sized_target): Remove.
5576 (class Sized_relobj): Update declarations. Remove sized_target.
5577 * object.cc (Sized_relobj::setup): Remove target parameter.
5579 (Input_objects::add_object): Don't do anything with the target.
5580 (make_elf_sized_object): Add punconfigured parameter. Change all
5581 callers. Set or test parameter target.
5582 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5584 * parameters.cc (Parameters::set_target): Change parameter type to
5586 (Parameters::default_target): Remove.
5587 (set_parameters_target): Change parameter type to be non-const.
5588 (parameters_force_valid_target): New function.
5589 (parameters_clear_target): New function.
5590 * parameters.h (class Parameters): Update declarations. Remove
5591 default_target method. Add sized_target and clear_target
5592 methods. Change target_ to be non-const.
5593 (set_parameters_target): Update declaration.
5594 (parameters_force_valid_target): Declare.
5595 (parameters_clear_target): Declare.
5596 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5597 as NULL if we aren't searching.
5598 (Add_symbols::run): Don't check for compatible target.
5599 * fileread.cc (Input_file::open_binary): Call
5600 parameters_force_valid_target.
5601 * gold.cc (queue_middle_tasks): Likewise.
5602 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5603 set_target on object.
5604 * dynobj.h (class Sized_dynobj): Update declarations.
5605 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5606 make_elf_object returns NULL.
5607 (Archive::include_member): Don't check whether object target is
5609 * output.cc (Output_section::add_input_section): Get target from
5611 (Output_section::relax_input_section): Likewise.
5612 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5614 (Sized_relobj::do_scan_relocs): Likewise.
5615 (Sized_relobj::relocate_sections): Likewise.
5616 * resolve.cc (Symbol_table::resolve): Likewise.
5617 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5618 parameter. Change all callers.
5619 (Symbol_table::add_from_object): Get target from parameters.
5620 (Symbol_table::add_from_relobj): Don't check object target.
5621 (Symbol_table::add_from_dynobj): Likewise.
5622 (Symbol_table::define_special_symbol): Get target from
5624 * symtab.h (class Symbol_table): Update declaration.
5625 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5626 parameter. Change all callers. Clear parameter target.
5627 (Binary_test): Test target here.
5628 * testsuite/object_unittest.cc (gold_testsuite): Remove
5629 target_test_pointer parameter. Change all callers.
5630 (Object_test): Test target here.
5632 2009-09-26 Ian Lance Taylor <iant@google.com>
5634 * testsuite/initpri1.c: Don't try to use constructor priorities if
5635 compiling with gcc before 4.3.
5637 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5639 * testsuite/retain_symbols_file_test.sh (check_present): Change
5640 output file name to retain_symbols_file_test.stdout.
5641 (check_absent): Likewise.
5643 2009-09-18 Craig Silverstein <csilvers@google.com>
5645 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5646 * options.cc: Include <cerrno> and <fstream>.
5647 (General_options::finalize): Parse -retain-symbols-file tag.
5648 * options.h: New flag.
5649 (General_options): New method should_retain_symbol, new
5650 variable symbols_to_retain.
5651 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5652 should_retain_symbol map.
5653 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5654 * testsuite/Makefile.in: Regenerate.
5655 * testsuite/retain_symbols_file_test.sh: New file.
5657 2009-09-18 Nick Clifton <nickc@redhat.com>
5659 * po/es.po: Updated Spanish translation.
5661 2009-09-17 Doug Kwan <dougkwan@google.com>
5663 * debug.h (DEBUG_RELAXATION): New constant.
5664 (DEBUG_ALL): Add DEBUG_RELAXATION.
5665 (debug_string_to_enum): Add relaxation debug option.
5667 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5668 Layout::Relaxation_debug_check::read_sections,
5669 Layout::Relaxation_debug_check::read_sections): New method definitions.
5670 (Layout::Layout): Initialize data members
5671 record_output_section_data_from_scrips_,
5672 script_output_section_data_list_ and relaxation_debug_check_.
5673 (Layout::save_segments, Layout::restore_segments,
5674 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5675 Layout::relaxation_loop_body): New method definitions.
5676 (Layout::finalize): Support relaxation. Move section layout code to
5677 Layout::relaxation_loop_body.
5678 (Layout::set_asection_address_from_script): Move code for orphan
5679 section placement out.
5680 (Layout::place_orphan_sections_in_script): New method definition.
5681 * layout.h (Output_segment_headers, Output_file_header):
5682 New forward class declarations.
5683 (Layout::~Layout): Define.
5684 (Layout::new_output_section_data_from_script): New method definition.
5685 (Layout::place_orphan_sections_in_script): New method declaration.
5686 (Layout::Segment_states): New type declaration.
5687 (Layout::save_segments, Layout::restore_segments,
5688 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5689 Layout::relaxation_loop_body): New method declarations.
5690 (Layout::Output_section_data_list): New type declaration.
5691 (Layout::Relaxation_debug_check): New class definition.
5692 (Layout::record_output_section_data_from_script_,
5693 Layout::script_output_section_data_list_, Layout::segment_states_,
5694 Layout::relaxation_debug_check_): New data members.
5695 * output.cc: (Output_section_headers::do_size): New method definition.
5696 (Output_section_headers::Output_section_headers): Move size
5697 computation to Output_section_headers::do_size.
5698 (Output_segment_headers::do_size): New method definition.
5699 (Output_file_header::Output_file_header): Move size computation to
5700 Output_file_header::do_size and call it.
5701 (Output_file_header::do_size): New method definition.
5702 (Output_data_group::Output_data_group): Adjust call to
5703 Output_section_data.
5704 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5705 (Output_symtab_xindex::do_write): Add array bound check.
5706 (Output_section::Input_section::print_to_mapfile): Handle
5707 RELAXED_INPUT_SECTION_CODE.
5708 (Output_section::Output_section): Initialize data member checkpoint_.
5709 (Output_section::~Output_section): Delete checkpoint object pointed
5711 (Output_section::add_input_section): Always add an Input_section if
5713 (Output_section::add_merge_input_section): Add assert.
5714 (Output_section::relax_input_section): New method definition.
5715 (Output_section::set_final_data_size): Set load address to zero for
5716 an unallocated section.
5717 (Output_section::do_address_and_file_offset_have_reset_values):
5718 New method definition.
5719 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5720 Handle relaxed input section.
5721 (Output_section::sort_attached_input_sections): Checkpoint input
5722 section list lazily.
5723 (Output_section::get_input_sections): Change type of input_sections to
5724 list of Simple_input_section pointers. Checkpoint input section list
5725 lazily. Also handle relaxed input sections.
5726 (Output_section::add_input_section_for_script): Take a reference to
5727 a Simple_input_section object instead of Relobj pointer and section
5728 index as parameter. Handle relaxed input sections.
5729 (Output_section::save_states, Output_section::restore_states): New
5731 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5732 (Output_data::is_data_size_fixed): New method definition.
5733 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5735 (Output_data::address_and_file_offset_have_reset_values): New method
5737 (Output_data::do_address_and_file_offset_have_reset_values): New method
5739 (Output_data::set_data_size): Check that data size is not fixed.
5740 (Output_data::fix_data_size): New method definition.
5741 (Output_data::is_data_size_fixed_): New data member.
5742 (Output_section_headers::set_final_data_size): New method definition.
5743 (Output_section_headers::do_size): New method declaration.
5744 (Output_segment_headers::set_final_data_size): New method definition.
5745 (Output_segment_headers::do_size): New method declaration.
5746 (Output_file_header::set_final_data_size)::New method definition.
5747 (Output_file_header::do_size)::New method declaration.
5748 (Output_section_data::Output_section_data): Add new parameter
5749 is_data_size_fixed and use it to fix data size.
5750 (Output_data_const::Output_data_const): Adjust call to base class
5751 constructor and fix data size.
5752 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5753 base class constructor and fix data size.
5754 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5755 base class constructor and fix data size.
5756 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5757 class constructor and fix data size.
5758 (Output_data_group::set_final_data_size): New method definition.
5759 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5760 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5761 class constructor and fix data size.
5762 (Output_relaxed_input_section): New class definition.
5763 (Output_section::Simple_input_section): New class definition.
5764 (Output_section::get_input_sections): Adjust parameter list.
5765 (Output_section::add_input_section_for_script): Same.
5766 (Output_section::save_states, Output_section::restore_states,
5767 Output_section::do_address_and_file_offset_have_reset_values,
5768 (Output_section::Input_section::Input_section): Handle
5769 RELAXED_INPUT_SECTION_CODE. Add new overload for
5770 Output_relaxed_input_section.
5771 (Output_section::Input_section::is_input_section,
5772 Output_section::Input_section::set_output_section): Handle relaxed
5774 (Output_section::Input_section::is_relaxed_input_section,
5775 Output_section::Input_section::output_section_data,
5776 Output_section::Input_section::relaxed_input_section): New method
5778 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5780 (Output_section::Input_section::u1_): Update comments.
5781 (Output_section::Input_section::u2_): Add new union member poris.
5782 (Output_section::Checkpoint_output_section): New classs definition.
5783 (Output_section::relax_input_section): New method declaration.
5784 (Output_section::checkpoint_): New data member.
5785 (Output_segment): Update comments.
5786 (Output_segment::Output_segment): Un-privatize copy constructor.
5787 (Output_segment::operator=): Un-privatize.
5788 * script-sections.cc (Output_section_element::Input_section_list):
5789 Change element type to Output_section::Simple_input_section.
5790 (Output_section_element_dot_assignment::set_section_addresses):
5791 Register output section data for relaxation clean up.
5792 (Output_data_exression::Output_data_expression): Adjust call to base
5793 constructor to fix data size.
5794 (Output_section_element_data::set_section_addresses): Register
5795 Output_data_expression object for relaxation clean up.
5796 (struct Input_section_info): Replace Relobj pointer and section index
5797 pair with Output_section::Simple_input_section and Convert struct to a
5799 (Input_section_sorter::operator()): Adjust access to
5800 Input_section_info data member to use accessors.
5801 (Output_section_element_input::set_section_addresses): Use layout
5802 parameter. Adjust code to use Output_section::Simple_input_section
5803 and Input_secction_info classes. Register filler for relaxation
5805 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5806 and section index pair with Output_section::Simple_input_section
5807 class. Adjust code accordingly.
5808 (Phdrs_element::release_segment): New method definition.
5809 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5811 (Script_sections::release_segments): New method definition.
5812 * gold/script-sections.h (Script_sections::release_segments): New
5814 * gold/target.h (Target::may_relax, Target::relax,
5815 Target::do_may_relax, Target::do_relax): New method definitions.
5817 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5819 * arm.cc (has_signed_unsigned_overflow): New function.
5820 (Arm_relocate_functions::abs8): New function.
5821 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5822 (Target_arm::Scan::global): Likewise.
5823 (Target_arm::relocate::relocate): Likewise.
5824 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5827 2009-09-16 Cary Coutant <ccoutant@google.com>
5829 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5830 * testsuite/Makefile.in: Regenerate.
5832 2009-09-11 Nick Clifton <nickc@redhat.com>
5834 * po/gold.pot: Updated by the Translation project.
5836 2009-09-08 Cary Coutant <ccoutant@google.com>
5838 * output.cc (Output_file::open): Add execute permission to empty file.
5839 * testsuite/Makefile.am (permission_test): New test.
5840 * testsuite/Makefile.in: Regenerate.
5842 2009-09-02 Ian Lance Taylor <iant@google.com>
5844 * output.cc (Output_file::resize): Call map_no_anonymous rather
5847 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5849 * gold.cc: Include "incremental.h".
5850 (queue_initial_tasks): Call Incremental_checker methods.
5851 * incremental.cc: Include "output.h".
5852 (Incremental_checker::can_incrementally_link_output_file): New
5854 * incremental.h (Incremental_checker): New class.
5856 * output.cc (Output_file::open_for_modification): New method.
5857 (Output_file::map_anonymous): Changed return type to bool. Record
5859 (Output_file::map_no_anonymous): New method, broken out of map.
5860 (Output_file::map): Use map_no_anonymous and map_anonymous.
5861 * output.h (class Output_file): Update declarations.
5863 2009-08-24 Cary Coutant <ccoutant@google.com>
5865 * options.h (Command_line::Pre_options): New class.
5866 (Command_line::pre_options): New member.
5867 * options.cc (gold::options::ready_to_register): New variable.
5868 (One_option::register_option): Do nothing if not registering options.
5869 Assert if same short option registered twice.
5870 (General_options::General_options): Turn off option registration when
5872 (Command_line::Pre_options::Pre_options): New constructor.
5874 2009-08-24 Cary Coutant <ccoutant@google.com>
5876 * options.h (General_options::no_keep_memory): Remove incorrect
5879 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5881 * Makefile.am (am__skiplex, am__skipyacc): New.
5882 * Makefile.in: Regenerate.
5884 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5886 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5887 (INCLUDES): ... this.
5888 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5889 (AM_CPPFLAGS): Renamed from ...
5890 (INCLUDE): ... this.
5891 * Makefile.in, testsuite/Makefile.in: Regenerate.
5893 * Makefile.in: Regenerate.
5894 * aclocal.m4: Likewise.
5895 * config.in: Likewise.
5896 * configure: Likewise.
5897 * testsuite/Makefile.in: Likewise.
5899 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5900 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5901 * Makefile.in: Regenerate.
5902 * testsuite/Makefile.in: Regenerate.
5904 2009-08-19 Cary Coutant <ccoutant@google.com>
5906 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5907 symbols in shared libraries overridden by hidden or internal symbols
5908 in the main program.
5910 2009-08-19 Chris Demetriou <cgd@google.com>
5912 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5913 checking source file names in error messages.
5915 2009-08-18 Doug Kwan <dougkwan@google.com>
5917 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5918 an elcpp::Ehdr as parameter. Adjust call to set_target.
5919 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5920 an elfcpp::Ehdr as parameter.
5921 * object.cc (Object::set_target): Remove the version that looks up
5922 a target and sets it.
5923 (Sized_relobj::setup): Take a Target object instead of
5924 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5925 (make_elf_sized_object): Find target and ask target to
5927 * object.h: (Object::set_target): Remove the version that looks up
5928 a target and sets it.
5929 (Sized_relobj::setup): Take a Target object instead of
5930 an elfcpp:Ehdr as parameter.
5931 * target.cc: Include dynobj.h.
5932 (Target::do_make_elf_object_implementation): New.
5933 (Target::do_make_elf_object): New.
5934 * target.h (Target::make_elf_object): New template declaration.
5935 (Target::do_make_elf_object): New method declarations.
5936 (Target::do_make_elf_object_implementation): New template declaration.
5938 2009-08-14 Ian Lance Taylor <iant@google.com>
5940 * gold.h (FUNCTION_NAME): Define.
5941 (gold_unreachable): Use FUNCTION_NAME.
5943 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5945 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5946 symbol in the --keep-unique list is not found.
5948 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5950 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5951 been maked as --keep-unique.
5952 (Icf::unfold_section): New function.
5953 * icf.h (Icf::unfold_section): New function.
5954 * options.h (General_options::keep_unique): New option.
5955 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5956 * testsuite/Makefile.in: Regenerate.
5957 * testsuite/icf_keep_unique_test.sh: New file.
5958 * testsuite/icf_keep_unique_test.cc: New file.
5960 2009-08-12 Cary Coutant <ccoutant@google.com>
5963 * resolve.cc (Symbol_table::resolve): Check for references from
5964 dynamic objects to hidden and internal symbols.
5965 * testsuite/Makefile.am (hidden_test.sh): New test.
5966 * testsuite/Makefile.in: Regenerate.
5967 * testsuite/hidden_test.sh: New script.
5968 * testsuite/hidden_test_1.c: New test source.
5969 * testsuite/hidden_test_main.c: New test source.
5971 2009-08-11 Doug Kwan <dougkwan@google.com>
5973 * arm.cc: Update comments.
5974 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5975 segment to locate the .ARM.exidx section if present.
5977 2009-08-09 Doug Kwan <dougkwan@google.com>
5979 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5982 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5983 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5986 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5988 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5989 valid tls_segment only for non-debug-section relocations.
5990 * testsuite/Makefile.am: Add gc_tls_test.
5991 * testsuite/Makefile.in: Regenerate.
5992 * testsuite/gc_tls_test.cc: New file.
5993 * testsuite/gc_tls_test.sh: New file.
5995 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5999 * Makefile.am (CCFILES): Add icf.cc.
6001 * Makefile.in: Regenerate.
6002 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6003 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6004 section, symbol and addend information for the relocs.
6005 * gold.cc (queue_middle_tasks): Call identical code folding.
6006 * gold.h: Add defines for multimap.
6007 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6008 to the call of finalize_local_symbols.
6009 * main.cc (main): Create object of class Icf.
6010 * object.cc (Sized_relobj::do_layout): Allow this function to be
6011 called twice during icf.
6012 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6013 to sections marked as identical by icf.
6014 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6016 (Sized_relobj::do_section_entsize): New function.
6017 * object.h (Object::section_entsize): New function.
6018 (Object::do_section_entsize): New pure virtual function.
6019 (Relobj::finalize_local_symbols): Add new parameter.
6020 (Relobj::do_section_entsize): New function.
6021 * options.h (General_options::icf): New option.
6022 (General_options::icf_iterations): New option.
6023 (General_options::print_icf_sections): New option.
6024 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6025 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6026 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6028 * symtab.cc (Symbol_table::is_section_folded): New function.
6029 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6030 to sections marked as identical by icf.
6031 * symtab.h (Symbol_table::set_icf): New function.
6032 (Symbol_table::icf): New function.
6033 (Symbol_table::is_section_folded): New function.
6034 (Symbol_table::icf_): New data member.
6035 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6036 * testsuite/Makefile.am: Add commands to build icf_test.
6037 * testsuite/Makefile.in: Regenerate.
6038 * testsuite/icf_test.sh: New file.
6039 * testsuite/icf_test.cc: New file.
6041 2009-07-24 Chris Demetriou <cgd@google.com>
6043 * layout.cc (is_compressible_debug_section): Fix incorrect
6044 comment about compressed section names.
6046 2009-07-20 Ian Lance Taylor <ian@airs.com>
6049 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6051 2009-07-16 Ian Lance Taylor <iant@google.com>
6054 * layout.h: #include <map>.
6055 (class Kept_section): Change from struct to class. Add accessors
6056 and setters. Add section size to Comdat_group mapping. Change
6057 Comdat_group to std::map. Add is_comdat_ field. Add
6058 linkonce_size field in union.
6059 (class Layout): Update declaration of find_or_add_kept_section.
6060 Don't declare find_kept_object.
6061 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6062 parameter. Add object, shndx, is_comdat, and is_group_name
6063 parameters. Change all callers. Adjust for new Kept_section.
6064 (Layout::find_kept_object): Remove.
6065 * object.cc (Sized_relobj::include_section_group): Update use of
6066 Kept_section. Rename secnum to shndx. Only record
6067 Kept_comdat_section if sections are the same size.
6068 (Sized_relobj::include_linkonce_section): Update use of
6069 Kept_section. Only record Kept_comdat_section if sections are the
6070 same size. Set size of linkonce section.
6071 (Sized_relobj::map_to_kept_section): Update call to
6072 get_kept_comdat_section.
6073 * object.h (class Sized_relobj): Rename fields in
6074 Kept_comdat_section to drop trailing underscores; change object
6075 field to Relobj*. Change Kept_comdat_section_table to store
6076 struct rather than pointer.
6077 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6078 Add kept_object and kept_shndx parameters. Change all callers.
6079 (Sized_relobj::get_kept_comdat_section): Change return type to
6080 bool. Add kept_object and kept_shndx parameters. Change all
6082 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6083 Layout::find_or_add_kept_section.
6085 2009-07-09 Ian Lance Taylor <iant@google.com>
6087 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6088 Reserve space in the hash table.
6090 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6092 * fileread.cc (File_read::get_mtime): New method.
6093 * fileread.h (Timespec): New structure.
6094 (File_read::get_mtime): New method.
6095 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6096 Renamed from timestamp_nsec.
6097 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6099 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6101 (Incremental_inputs::report_archive): Save mtime; style fix.
6102 (Incremental_inputs::report_obejct): Save mtime; style fix.
6103 (Incremental_inputs::report_script): Save mtime; style fix.
6104 (Incremental_inputs::finalize_inputs): Style fix.
6105 (Incremental_inputs::finalize): Style fix.
6106 (Incremental_inputs::create_input_section_data): Store inputs
6108 * incremental.h (Incremental_inputs::report_script): Add mtime
6110 (Incremental_inputs::Input_info::Input_info): Intialize only one
6112 (Incremental_inputs::Input_info::archive): Move to nameless
6114 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6115 (Incremental_inputs::Input_info::script): Move to nameless union.
6116 (Incremental_inputs::mtime): New field.
6117 * script.cc (read_input_script): Pass file mtime to
6119 * script.h (Script_info::inputs): Style fix.
6121 2009-07-01 Ian Lance Taylor <ian@airs.com>
6123 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6126 2009-06-24 Ian Lance Taylor <iant@google.com>
6129 * layout.cc (Layout::choose_output_section): If we find an
6130 existing section, update the flags.
6131 (Layout::create_notes): New function, broken out of
6133 (Layout::finalize): Don't create note sections.
6134 (Layout::create_note): Don't crash if linker script discards
6136 (Layout::create_gold_note): Likewise.
6137 (Layout::create_build_id): Likewise. Don't set
6138 after_input_sections on the section.
6139 (Layout::create_executable_stack_info): Remove target parameter.
6141 * layout.h (class Layout): Declare create_notes. Update
6142 declaration of create_executable_stack_info.
6143 * gold.cc (queue_middle_tasks): Call create_notes.
6144 * output.cc (Output_section::update_flags_for_input_section): Move
6145 here from output.h. If SHF_ALLOC flag is newly set, mark address
6147 * output.h (Output_data::mark_address_invalid): New function.
6148 (class Output_section): Only declare, not define,
6149 update_flags_for_input_section. Remove set_flags.
6151 2009-06-24 Ian Lance Taylor <iant@google.com>
6153 * script-sections.cc (Output_section_definition::
6154 set_section_addresses): Rename shadowing local load_address to
6157 2009-06-24 Ian Lance Taylor <iant@google.com>
6160 * reloc.cc (relocate_sections): Skip empty relocation sections.
6162 2009-06-23 Ian Lance Taylor <iant@google.com>
6165 * layout.cc (Layout::create_note): Use choose_output_section
6166 rather than make_output_section.
6168 2009-06-23 Ian Lance Taylor <iant@google.com>
6171 * options.cc (General_options::parse_V): Set printed_version_.
6172 (General_options::General_options): Initialize printed_version_.
6173 * options.h (class General_options): Add printed_version_ field.
6174 * gold.cc (queue_initial_tasks): If there are no input files,
6175 don't give a fatal error if we printed the version information.
6176 (queue_middle_tasks): If using -r with a shared object, give a
6177 fatal error rather than an ordinary error.
6179 2009-06-23 Ian Lance Taylor <iant@google.com>
6182 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6183 (Layout::make_output_section): Set have_stabstr_section_ if we see
6184 a .stab*str section.
6185 (Layout::finalize): Call link_stabs_sections.
6186 (Layout::link_stabs_sections): New file.
6187 * layout.h (class Layout): Add have_stabstr_section_ field.
6188 Declare link_stabs_sections.
6190 2009-06-23 Doug Kwan <dougkwan@google.com>
6192 * Makefile.am (libgold_a_LIBADD): New.
6193 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6194 * Makefile.in: Regenerate.
6195 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6196 * configure: Regenerate.
6197 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6198 * fileread.cc: Include sys/state.h
6199 * gold.h: Declare memmem and strndup if found missing.
6200 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6202 2009-06-23 Ian Lance Taylor <iant@google.com>
6204 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6205 * configure: Rebuild.
6207 2009-06-23 Ian Lance Taylor <iant@google.com>
6210 * object.cc (Object::section_contents): Don't try to get a view if
6211 the section has length zero.
6212 (Object::handle_gnu_warning_section): If the section is empty, use
6213 the name of the section as the warning.
6215 2009-06-23 Ian Lance Taylor <iant@google.com>
6218 * stringpool.h (class Stringpool_template): Add optimize_ field.
6219 (Stringpool_template::set_optimize): New function.
6220 * stringpool.cc (Stringpool_template::Stringpool_template):
6221 Initialize optimize_ field.
6222 (Stringpool_template::set_string_offsets): Test local optimize
6223 fild rather than parameter.
6224 * layout.cc (Layout::Layout): Call set_optimize on the section
6227 2009-06-22 Ian Lance Taylor <iant@google.com>
6230 * yyscript.y: Parse TARGET.
6231 * script.cc (script_set_target): New function.
6232 * script-c.h (script_set_target): Declare.
6233 * options.cc (General_options::string_to_object_format): Rename
6234 from string_to_object_format in anonymous namespace. Change
6236 * options.h (class General_options): Declare
6237 string_to_object_format.
6239 2009-06-22 Ian Lance Taylor <iant@google.com>
6241 * script-sections.cc (Script_sections::create_segments): Don't put
6242 program headers in a PT_LOAD segment if -n or -N.
6244 2009-06-22 Ian Lance Taylor <iant@google.com>
6247 * options.h (class General_options): Add -z lazy and -z now. Sort
6248 -z options into alphabetical order.
6249 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6251 2009-06-21 Ian Lance Taylor <iant@google.com>
6253 * layout.cc (Layout::make_output_section): Call
6254 Target::new_output_section.
6255 (Layout::attach_allocated_section_to_segment): Put large section
6256 sections in a separate load segment with the large segment flag
6258 (Layout::segment_precedes): Sort large data segments after other
6260 (align_file_offset): New static function.
6261 (Layout::set_segment_offsets): Use align_file_offset.
6262 * output.h (class Output_section): Add is_small_section_ and
6263 is_large_section_ fields.
6264 (Output_section::is_small_section): New function.
6265 (Output_section::set_is_small_section): New function.
6266 (Output_section::is_large_section): New function.
6267 (Output_section::set_is_large_section): New function.
6268 (Output_section::is_large_data_section): New function.
6269 (class Output_segment): Add is_large_data_segment_ field.
6270 (Output_segment::is_large_data_segment): New function.
6271 (Output_segment::set_is_large_data_segment): New function.
6272 * output.cc (Output_section::Output_section): Initialize new
6274 (Output_segment::Output_segment): Likewise.
6275 (Output_segment::add_output_section): Add assertion that large
6276 data sections always go in large data segments. Force small data
6277 sections to the end of the list of data sections. Force small BSS
6278 sections to the start of the list of BSS sections. For large BSS
6279 sections to the end of the list of BSS sections.
6280 * symtab.h (class Symbol): Declare is_common_shndx.
6281 (Symbol::is_defined): Check Symbol::is_common_shndx.
6282 (Symbol::is_common): Likewise.
6283 (class Symbol_table): Define enum Commons_section_type. Update
6284 declarations. Add small_commons_ and large_commons_ fields.
6285 * symtab.cc (Symbol::is_common_shndx): New function.
6286 (Symbol_table::Symbol_table): Initialize new fields.
6287 (Symbol_table::add_from_object): Put small and large common
6288 symbols in the right list.
6289 (Symbol_table::sized_finalized_symbol): Check
6290 Symbol::is_common_shndx.
6291 (Symbol_table::sized_write_globals): Likewise.
6292 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6293 common symbol lists. Don't call do_allocate_commons_list if the
6295 (Symbol_table::do_allocate_commons_list): Remove is_tls
6296 parameter. Add comons_section_type parameter. Change all
6297 callers. Handle small and large common symbols.
6298 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6299 Symbol::is_common_shndx.
6300 * resolve.cc (symbol_to_bits): Likewise.
6301 * target.h (Target::small_common_shndx): New function.
6302 (Target::small_common_section_flags): New function.
6303 (Target::large_common_shndx): New function.
6304 (Target::large_common_section_flags): New function.
6305 (Target::new_output_section): New function.
6306 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6307 small_common_section_flags, and large_common_section_flags
6309 (Target::do_new_output_section): New virtual function.
6310 * arm.cc (Target_arm::arm_info): Initialize new fields.
6311 * i386.cc (Target_i386::i386_info): Likewise.
6312 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6314 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6315 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6316 (Target_x86_64::do_new_output_section): New function.
6317 * configure.ac: Define conditional MCMODEL_MEDIUM.
6318 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6319 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6320 (large_LDFLAGS): Define.
6321 * testsuite/large.c: New file.
6322 * testsuite/testfile.cc (Target_test::test_target_info):
6323 Initialize new fields.
6324 * configure, testsuite/Makefile.in: Rebuild.
6326 2009-06-05 Doug Kwan <dougkwan@google.com>
6328 * Makefile.am (CCFILES): Add target.cc.
6329 * Makefile.in: Regenerate.
6330 * i386.cc (class Target_i386): Define new virtual method to
6331 override do_is_local_label_name in parent.
6332 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6333 local symbols if --discard-locals or -X is given.
6334 * options.h (class General_options): Declare new options
6335 '--discard-locals' and '-X' for discarding locals.
6336 * target.h (class Target): Define new methods is_local_label_name.
6337 Declare new virtual method do_is_local_label_name.
6338 * target.cc: New file.
6339 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6340 (check_SCRIPTS): Add discard_locals_test.sh.
6341 (check_DATA): Add discard_local_tests.syms.
6342 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6343 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6344 * testsuite/Makefile.in: Regenerate.
6345 * testsuite/discard_locals_test.c: New file.
6346 * testsuite/discard_locals_test.sh: Same.
6348 2009-06-05 Doug Kwan <dougkwan@google.com>
6350 * object.cc (Sized_relobj::Sized_relobj): Initialize
6351 discarded_eh_frame_shndx_ to -1U.
6352 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6354 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6355 a discarded .eh_frame section.
6356 (Sized_relobj::do_finalize_local_symbols): Ditto.
6357 * object.h (class Sized_relobj): Declare new member
6358 discarded_eh_frame_shndx_.
6359 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6360 (local_labels_test.o, local_labels_test): New rules.
6361 * testsuite/Makefile.in: Regenerate.
6363 2009-06-04 Doug Kwan <dougkwan@google.com>
6365 * layout.cc (Layout::section_name_mapping): Add mapping for
6366 special ARM sections.
6368 2009-06-03 Doug Kwan <dougkwan@google.com>
6370 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6371 (utils::has_overflow): Same.
6373 2009-06-03 Ian Lance Taylor <iant@google.com>
6375 * layout.cc (Layout::section_name_mapping): New array, replacing
6376 Layout::linkonce_mapping.
6377 (Layout::section_name_mapping_count): New variable, replacing
6378 Layout::linkonce_mapping_count.
6379 (Layout::linkonce_output_name): Remove.
6380 (Layout::output_section_name): Rewrite.
6381 * layout.h (class Layout): Rename Linkonce_mapping to
6382 Section_name_mapping, linkonce_mapping to section_name_mapping,
6383 linkonce_mapping_count to section_name_mapping_count. Don't
6384 declare linkonce_output_name.
6386 2009-06-03 Doug Kwan <dougkwan@google.com>
6388 * gold/arm.cc (namespace utils): New.
6389 (Target_arm::reloc_is_non_pic): Define new method.
6390 (class Arm_relocate_functions): New.
6391 (Target_arm::Relocate::relocate): Handle relocation types used by
6394 2009-06-03 Ian Lance Taylor <iant@google.com>
6396 * arm.cc (Target_arm::scan::global): Use || instead of |.
6398 2009-06-02 Doug Kwan <dougkwan@google.com>
6400 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6401 issued_non_pic_error_.
6402 (class Target_arm::Scan): Declare new method check_non_pic.
6403 Define new method symbol_needs_plt_entry.
6404 Declare new data member issued_non_pic_error_.
6405 (class Target_arm::Relocate): Declare new method
6406 should_apply_static_reloc.
6407 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6408 (Target_arm::Scan::check_non_pic): Define new method.
6409 (Target_arm::Scan::local): Handle a small subset of reloc types used
6411 (Target_arm::Scan::local): Same.
6412 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6414 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6416 * incremental.cc (Incremental_inputs::report_command_line): Filter
6417 out --incremental-* options.
6419 2009-05-29 Doug Kwan <dougkwan@google.com>
6421 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6423 (class Target_arm): Update comment.
6424 (Target_arm::Target_arm): Initialize new data members GOT_,
6425 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6426 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6427 and Target_arm::rel_dyn_section.
6428 Declare new_enum Target_arm::Got_type.
6429 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6431 Update commments for member do_dynsym_value.
6432 (Target_arm::got_size, Target_arm::plt_section,
6433 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6434 new methods inside class defintion.
6435 (Target_arm::got_section): Define new method.
6436 (Target_arm::rel_dyn_section): Same.
6437 (Output_data_plt_arm): New template class.
6438 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6439 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6440 (Output_data_plt_arm::add_entry): Same.
6441 (Output_data_plt_arm::first_plt_entry): Define new
6442 static data member for PLT instruction template.
6443 (Output_data_plt_arm::plt_entry): Same.
6444 (Output_data_plt_arm::do_write): Define new method.
6445 (Target_arm::make_plt_entry): Same.
6446 (Target_arm::do_finalize_sections): Same.
6447 (Target_arm::do_dynsym_value): Same.
6449 2009-05-28 Doug Kwan <dougkwan@google.com>
6451 * Makefile.am (TARGETSOURCES): Add arm.cc.
6452 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6453 * Makefile.in: Regenerate.
6455 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6457 2009-05-26 Doug Kwan <dougkwan@google.com>
6459 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6460 (General_options::check_excluded_libs): Strip off directories in
6461 archive name before matching like GNU ld does.
6462 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6463 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6464 (exclude_libs_test_LDFLAGS): Add linker option
6465 -Wl,--exclude-libs,libexclude_libs_test_3
6466 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6467 an explicit archive without using -l.
6468 (alt/libexclude_libs_test_3.a): New make rule.
6469 * testsuite/Makefile.in: Regenerate.
6470 * testsuite/exclude_libs_test.c : Declare lib3_default().
6472 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6473 * exclude_libs_test_3.c: New file.
6475 2009-05-26 Nick Clifton <nickc@redhat.com>
6477 * po/id.po: New Indonesian translation.
6478 * po/gold.pot: Updated template file.
6480 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6482 * testsuite/Makefile.am: Add -ffunction-sections to compile
6483 gc_comdat_test files. Add -Wl,--gc-sections to build
6485 * testsuite/Makefile.in: Regenerate.
6486 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6488 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6490 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6491 kept comdat section was garbage collected.
6492 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6493 * testsuite/Makefile.in: Regenerate.
6494 * testsuite/gc_comdat_test.sh: New file.
6495 * testsuite/gc_comdat_test_1.cc: New file.
6496 * testsuite/gc_comdat_test_2.cc: New file.
6498 2009-05-19 Doug Kwan <dougkwan@google.com>
6500 * archive.cc (Archive::Archive): Move constructor from archive.h
6501 to here. Initialize no_export_.
6502 (Archive::get_elf_object_for_member): Set no_export flag of object.
6503 * archive.h (Archive::Archive): Move constructor body to
6505 (Archive::no_export): New method.
6506 (Archive::no_export_): New field.
6507 * object.h (Object::Object): Initialize no_export_ to false.
6508 (Object::no_export, Object::set_no_export): New methods.
6509 (Object::no_export_): New field.
6510 * options.cc (General_options::parse_exclude_libs): New method.
6511 (General_options::check_excluded_libs) Same.
6512 * options.h (exclude_libs): New option.
6513 (General_options::check_excluded_libs): New method declaration.
6514 (General_options::excluded_libs_): New field.
6515 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6516 default or protected visibility if an object has no-export flag set.
6517 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6518 (check_SCRIPTS): Add exclude_libs_test.sh.
6519 (check_DATA): Add exclude_libs_test.syms.
6520 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6521 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6522 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6523 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6524 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6525 libexclude_libs_test_2.a): New rules.
6526 * testsuite/Makefile.in: Regenerate.
6527 * testsuite/exclude_libs_test.c: New file.
6528 * testsuite/exclude_libs_test.sh: Ditto.
6529 * testsuite/exclude_libs_test_1.c: Ditto.
6530 * testsuite/exclude_libs_test_2.c: Ditto.
6532 2009-05-15 Ian Lance Taylor <iant@google.com>
6534 * configure.ac: Check for declarations for cases where libiberty.h
6535 checks HAVE_DECL_xxx.
6536 * configure, config.in: Rebuild.
6538 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6540 * gold.h (Incremental_argument_list): Remove (invalid) forward
6542 * incremental.cc (Incremental_inputs::report_achive): New method.
6543 (Incremental_inputs::report_object): New method.
6544 (Incremental_inputs::report_script): New method.
6545 (Incremental_inputs::finalize_inputs): New method.
6546 (Incremental_inputs::finalize): Call finalize_inputs().
6547 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6548 Create inputs entries.
6549 * incremental.h (Incremental_input_type): New enum.
6550 (Incremental_inputs::Incremental_input): Initialize new fields.
6551 (Incremental_inputs::report_inputs): New method.
6552 (Incremental_inputs::report_achive): New method.
6553 (Incremental_inputs::report_object): New method.
6554 (Incremental_inputs::report_script): New method.
6555 (Incremental_inputs::finalize_inputs): New method.
6556 (Incremental_inputs::Input_info): New struct.
6557 (Incremental_inputs::Input_info_map): New typedef.
6558 (Incremental_inputs::lock_): New field.
6559 (Incremental_inputs::Inputs_): New field.
6560 (Incremental_inputs::Inputs_map): New field.
6561 * main.cc (main): Call Incremental_input::report_inputs.
6562 * options.h (Input_argument_list): Typedef moved from
6564 (Input_file_group::Files): Remove, use ::Input_argument_list.
6565 (Input_file_group::Input_argument_list): Remove, use
6566 ::Input_argument_list.
6567 * plugin.cc (Plugin_manager::add_input_file): Add error in
6569 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6571 * script.cc (read_input_script): Call
6572 Incremental_input::report_script.
6573 * script.h (Script_info): New class.
6575 2009-04-27 Ian Lance Taylor <iant@google.com>
6577 * x86_64.cc (do_adjust_output_section): Set entsize to
6580 2009-04-23 Elliott Hughes <enh@google.com>
6582 * output.cc (Output_file::close): After short writes, continue
6583 writing from the correct offset in the buffer being written.
6585 2009-04-23 Chris Demetriou <cgd@google.com>
6587 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6588 * configure: Regenerate.
6589 * config.in: Regenerate.
6590 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6591 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6593 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6595 * incremental.cc (Incremental_inputs_header_data): Renamed from
6596 Incremental_input_header_data.
6597 (Incremental_inputs_header_data::data_size): New field.
6598 (Incremental_inputs_header_data::put_input_file_count): Renamed
6599 from input_file_count.
6600 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6601 from command_line_offset.
6602 (Incremental_inputs_header_data::put_reserved): Renamed from
6604 (Incremental_inputs_entry_data): Renamed from
6605 Incremental_input_entry_data.
6606 (Incremental_inputs_entry_data::data_size): New field.
6607 (Incremental_inputs::report_command_line): New method.
6608 (Incremental_inputs::finalize): New method.
6609 (Incremental_inputs::create_incremental_inputs_data): New method.
6610 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6611 * incremental.h: New file.
6612 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6613 (Layout::finalize): Create incremental inputs section in
6615 (Layout::create_incremental_info_sections): New method.
6616 * layout.h (Layout::incremental_inputs): New method.
6617 (Layout::create_incremental_info_sections): New method.
6618 (Layout::incremental_inputs_): New field.
6619 * main.cc (main): Notify Incremental_input of the command line.
6621 2009-04-01 Ian Lance Taylor <iant@google.com>
6622 Mikolaj Zalewski <mikolajz@google.com>
6624 * gold.h (reserve_unordered_map): Define, three versions, one for
6625 each version of Unordered_map.
6626 * layout.cc (Layout::Layout): Remove options parameter. Add
6627 number_of_input_files parameter. Don't initialize options_.
6628 Initialize number_of_input_files_ and resized_signatures_. Move
6629 sections_are_attached_.
6630 (Layout::layout_group): Reserve space for group_signatures_.
6631 (Layout::find_or_add_kept_section): Change name parameter to be a
6632 reference. Resize signatures_ map when it gets large enough.
6633 (Layout::layout_eh_frame): Use parameters->options() instead of
6635 (Layout::make_output_section): Likewise.
6636 (Layout::attach_allocated_section_to_segment): Likewise.
6637 (Layout::finalize, Layout::create_executable_stack): Likewise.
6638 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6639 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6640 * layout.h (class Layout): Update declarations. Remove options_
6641 field. Add number_of_input_files_ and resized_signatures_
6642 fields. Move sections_are_attached_ field.
6643 * main.cc (main): Pass number of input files to Layout
6644 constructor. Don't pass options.
6646 2009-03-30 Ian Lance Taylor <iant@google.com>
6648 * ffsll.c (ffsll): Correct implementation.
6650 2009-03-27 Ian Lance Taylor <iant@google.com>
6652 * ffsll.c: New file.
6653 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6654 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6655 * ftruncate.c (ftruncate): Declare before definition.
6656 * mremap.c (mremap): Likewise.
6657 * pread.c (pread): Likewise.
6658 * configure, Makefile.in, config.in: Rebuild.
6660 * mremap.c: New file.
6661 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6662 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6663 (mremap): Declare if HAVE_MREMAP is not defined.
6664 * configure, Makefile.in, config.in: Rebuild.
6666 2009-03-27 Cary Coutant <ccoutant@google.com>
6668 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6669 position independent.
6670 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6671 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6673 2009-03-24 Cary Coutant <ccoutant@google.com>
6675 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6677 (needs_dynamic_reloc): Likewise.
6679 2009-03-24 Ian Lance Taylor <iant@google.com>
6681 * yyscript.y (file_cmd): Recognize EXTERN.
6682 (extern_name_list, extern_name_list_body): New nonterminals.
6683 * script.cc (script_add_extern): Define.
6684 * script-c.h (script_add_extern): Declare.
6686 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6688 * object.cc (is_elf_object): Define.
6689 * object.h (is_elf_object): Declare.
6690 * archive.cc (Archive::get_elf_object_for_member): Call
6692 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6694 2009-03-24 Elliott Hughes <enh@google.com>
6696 * output.cc (Output_file::map_anonymous): Define.
6697 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6698 try an anonymous one. Report the size if the mmap fails.
6699 * output.h (class Output_file): Declare map_anonymous.
6701 2009-03-24 Ian Lance Taylor <iant@google.com>
6703 * target-select.cc (instantiate_target): Don't acquire the lock if
6704 the instantiated_target_ field has already been set.
6706 2009-03-23 Ian Lance Taylor <iant@google.com>
6708 * gold-threads.h (class Initialize_lock): Define.
6709 * gold-threads.cc (class Initialize_lock_once): Define.
6710 (initialize_lock_control): New static variable.
6711 (initialize_lock_pointer): New static variable.
6712 (initialize_lock_once): New static function.
6713 (Initialize_lock::Initialize_lock): Define.
6714 (Initialize_lock::initialize): Define.
6715 * target-select.h: Include "gold-threads.h".
6716 (class Target_selector): Add lock_ and initialize_lock_ fields.
6717 Don't define instantiate_target, just declare it.
6718 * target-select.cc (Target_selector::Target_selector): Initialize
6720 (Target_selector::instantiate_target): Define.
6721 * descriptors.h: Include "gold-threads.h".
6722 (class Descriptors): Add initialize_lock_ field.
6723 * descriptors.cc (Descriptors::Descriptors): Initialize new
6725 (Descriptors::open): Use initialize_lock_ field
6726 * errors.h (class Errors): Add initialize_lock_ field.
6727 * errors.cc (Errors::Errors): Initialize new field.
6728 (Errors::initialize_lock): Use initialize_lock_ field.
6729 * powerpc.cc (class Target_selector_powerpc): Remove
6730 instantiated_target_ field. In do_recognize call
6731 instantiate_target rather than do_instantiate_target. In
6732 do_instantiate_target just allocate a new target.
6733 * sparc.cc (class Target_selector_sparc): Likewise.
6735 * freebsd.h: New file.
6736 * i386.cc: Include "freebsd.h".
6737 (Target_i386): Derive from Target_freebsd rather than
6739 (Target_selector_i386): Derive from Target_selector_freebsd rather
6740 than Target_selector.
6741 * x86_64.cc: Include "freebsd.h".
6742 (Target_x86_64): Derive from Target_freebsd rather than
6744 (Target_selector_x86_64): Derive from Target_selector_freebsd
6745 rather than Target_selector.
6746 * target.h (class Target): Add adjust_elf_header and
6747 do_adjust_elf_header.
6748 * output.cc (Output_file_header:: do_sized_write): Call target
6749 adjust_elf_header routine.
6750 * configure.tgt: Set targ_osabi.
6751 * configure.ac: Define GOLD_DEFAULT_OSABI.
6752 * parameters.cc (Parameters::default_target): Pass
6753 GOLD_DEFAULT_OSABI to select_target.
6754 * target-select.h (class Target_selector): Make instantiate_target
6755 protected rather than private.
6756 * Makefile.am (HFILES): Add freebsd.h.
6757 * configure, Makefile.in, config.in: Rebuild.
6759 * merge.cc (do_add_input_section): Correct pend value. Change
6760 message about last entry not being null terminated from error to
6763 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6765 * incremental.cc: New file.
6766 * Makefile.am (CCFILES): Add incremental.cc.
6767 * Makefile.in: Rebuild.
6769 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6771 * layout.cc (Layout::output_section_name): Preserve names
6772 of '.note.' sections.
6774 2009-03-19 Ian Lance Taylor <iant@google.com>
6776 * descriptors.cc (Descriptors::open): Check that the options are
6777 valid before using them.
6779 2009-03-18 Ian Lance Taylor <iant@google.com>
6781 * script-sections.h: Include <list>.
6782 (class Script_sections): Change Sections_elements from std::vector
6783 to std::list. Typedef public Elements_iterator. Add
6784 orphan_section_placement_, data_segment_align_start_, and
6785 saw_data_segment_align_ fields. Remove data_segment_align_index_
6787 * script-sections.cc (class Orphan_section_placement): New class.
6788 (class Sections_element): Add virtual functions is_relro and
6789 orphan_section_init. Remove virtual function place_orphan_here.
6790 (class Output_section_definition): Add is_relro and
6791 orphan_section_init. Remove place_orphan_here.
6792 (class Orphan_output_section): Likewise.
6793 (Script_sections::Script_sections): Update for field changes.
6794 (Script_sections::data_segment_align): Set saw_data_segment_align_
6795 and data_segment_align_start_, not data_segment_align_index.
6796 (Script_sections::data_segment_relro_end): Check
6797 saw_data_segment_align_. Use data_segment_align_start_ rather
6798 than data_segment_align_index_.
6799 (Script_sections::place_orphan): Rewrite to use
6800 Orphan_section_placement.
6802 2009-03-17 Ian Lance Taylor <iant@google.com>
6804 * archive.cc (Archive::add_symbols): Check for a version attached
6805 to the symbol name in the archive map.
6806 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6807 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6808 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6809 (ver_test_11.a): New target.
6810 * testsuite/Makefile.in: Rebuild.
6812 * configure.ac: Check for chsize and posix_fallocate. Replace
6814 * ftruncate.c: New file, from gnulib.
6815 * output.cc (posix_fallocate): Define dummy version if not
6816 HAVE_POSIX_FALLOCATE.
6817 (Output_file::map): Call posix_fallocate rather than lseek and
6819 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6820 * configure, Makefile.in, config.in: Rebuild.
6822 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6824 * layout.h (Layout::create_note): Add section_name parameter.
6825 * layout.cc (Layout::create_note): Likewise.
6826 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6828 2009-03-17 Ian Lance Taylor <iant@google.com>
6830 * descriptors.cc: Include "options.h".
6831 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6832 (Descriptors::open): Always use O_CLOEXEC when opening a new
6833 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6834 then set FD_CLOEXEC.
6836 * sparc.cc (class Target_sparc): Add has_got_section.
6837 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6838 make sure we have a GOT section.
6840 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6841 (Target_sparc::Scan::local): Likewise.
6842 (Target_sparc::Scan::global): Likewise.
6843 (Target_sparc::Relocate::relocate): Likewise.
6844 (Target_sparc::Relocate::relocate_tls): Likewise.
6846 * symtab.cc (Symbol_table::define_default_version): New function,
6847 broken out of add_from_object.
6848 (Symbol_table::add_from_object): Call define_default_version.
6849 (Symbol_table::define_special_symbol): Add resolve_oldsym
6850 parameter. Change all callers. If the version for a symbol comes
6851 from a version script, resolve it with the symbol with the same
6852 name with no version. Also add the symbol without a version if
6854 (do_define_in_output_data): If resolving with oldsym, don't delete
6856 (do_define_in_output_segment): Likewise.
6857 (do_define_as_constant): Likewise.
6858 * symtab.h (class Symbol_table): Update declarations.
6860 2009-03-13 Ian Lance Taylor <iant@google.com>
6862 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6863 (Read_symbols::requeue): New function.
6864 (Read_symbols::do_read_symbols): If make_elf_object fails because
6865 the target type is not configured, and the file was searched for,
6866 issue a warning and retry with the next directory.
6867 (Add_symbols::run): If the file has an incompatible format, and
6868 it was searched for, requeue the Read_symbols task. On error,
6870 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6871 dirindex parameter to constructor. Change all callers. Declare
6872 incompatible_warning and requeue.
6873 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6874 input_argument_ and input_group_ fields. Add them to
6875 constructor. Change all callers.
6876 (class Read_script): Add dirindex_ field. Add it to constructor.
6878 * archive.cc (Archive::setup): Remove input_objects parameter.
6880 (Archive::get_file_and_offset): Likewise.
6881 (Archive::read_all_symbols): Likewise.
6882 (Archive::read_symbols): Likewise.
6883 (Archive::get_elf_object_for_member): Remove input_objects
6884 parameter. Add punconfigured parameter. Change all callers.
6885 (Archive::add_symbols): Change return type to bool. Check return
6886 value of include_member.
6887 (Archive::include_all_members): Likewise.
6888 (Archive::include_member): Change return type to bool. Return
6889 false if first included object has incompatible target. Set
6890 included_member_ field.
6891 (Add_archive_symbols::run): If add_symbols returns false, requeue
6893 * archive.h (class Archive): Add included_member_ field.
6894 Initialize it in constructor. Add input_file and searched_for
6895 methods. Update declarations.
6896 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6897 input_argument_ fields. Add them to constructor. Change all
6899 * script.cc: Include "target-select.h".
6900 (class Parser_closure): Add skip_on_incompatible_target_ and
6901 found_incompatible_target_ fields. Add
6902 skip_on_incompatible_target parameter to constructor. Change all
6903 callers. Add methods skip_on_incompatible_target,
6904 clear_skip_on_incompatible_target, found_incompatible_target, and
6905 set_found_incompatible_target.
6906 (read_input_script): Add dirindex parameter. Change all callers.
6907 If parser finds an incompatible target, requeue Read_symbols
6909 (script_set_symbol): Clear skip_on_incompatible_target in
6911 (script_add_assertion, script_parse_option): Likewise.
6912 (script_start_sections, script_add_phdr): Likewise.
6913 (script_check_output_format): New function.
6914 * script.h (read_input_script): Update declaration.
6915 * script-c.h (script_check_output_format): Declare.
6916 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6917 (ignore_cmd): Remove OUTPUT_FORMAT.
6918 * fileread.cc (Input_file::Input_file): Add explicit this.
6919 (Input_file::will_search_for): New function.
6920 (Input_file::open): Add pindex parameter. Change all callers.
6921 * fileread.h (class Input_file): Add input_file_argument method.
6922 Declare will_search_for. Update declarations.
6923 * object.cc (make_elf_object): Add punconfigured parameter.
6925 * object.h (class Object): Make input_file public. Add
6926 searched_for method.
6927 (make_elf_object): Update declaration.
6928 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6930 * dirsearch.h (class Dirsearch): Update declaration.
6931 * options.h (class General_options): Add --warn-search-mismatch.
6932 * parameters.cc (Parameters::is_compatible_target): New function.
6933 * parameters.h (class Parameters): Declare is_compatible_target.
6934 * workqueue.cc (Workqueue::add_blocker): New function.
6935 * workqueue.h (class Workqueue): Declare add_blocker.
6937 * fileread.cc (Input_file::open): Remove options parameter.
6939 (Input_file::open_binary): Likewise.
6940 * script.cc (read_input_script): Likewise.
6941 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6942 options parameter from constructor. Change all callers.
6943 (class Read_script): Likewise.
6944 * fileread.h (class Input_file): Update declarations.
6945 * script.h (read_input_script): Update declaration.
6947 2009-03-10 Nick Clifton <nickc@redhat.com>
6949 * po/es.po: New Spanish translation.
6951 2009-03-06 Cary Coutant <ccoutant@google.com>
6953 * options.cc (parse_short_option): Keep dash_z from registering itself.
6955 2009-03-03 Ian Lance Taylor <iant@google.com>
6958 * target-reloc.h (relocate_section): Pass output_section to
6960 * i386.cc (Target_i386::should_apply_static_reloc): Add
6961 output_section parameter. Change all callers.
6962 (Target_i386::Relocate::relocate): Add output_section parameter.
6963 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6964 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6965 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6966 * testsuite/two_file_shared.sh: New script.
6967 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6968 (check_DATA): Add two_file_shared.dbg.
6969 (two_file_shared.dbg): New target.
6970 * testsuite/Makefile.in: Rebuild.
6972 2009-03-01 Ian Lance Taylor <iant@google.com>
6974 * configure.ac: Check for byteswap.h.
6975 * configure: Rebuild.
6976 * config.in: Rebuild.
6978 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6980 * layout.cc (Layout::find_or_add_kept_section): New function.
6981 (Layout::add_comdat): Removed.
6982 * layout.h (struct Kept_section): Move out of class Layout.
6983 Remove trailing underscores from field names. Add group_sections
6984 field. Rename group_ field to is_group. Change all uses.
6985 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6986 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6987 comdat_groups_ field.
6988 (Sized_relobj::include_section_group): Use
6989 find_or_add_kept_section and Kept_section::group_sections.
6990 (Sized_relobj::include_linkonce_section): Likewise.
6991 * object.cc (class Sized_relobj): Don't define Comdat_group or
6992 Comdat_group_table. Remove find_comdat_group and
6993 add_comdat_group. Remove comdat_groups_ field.
6994 * plugin.cc (include_comdat_group): Use
6995 Layout::find_or_add_kept_section.
6997 2009-02-28 Ian Lance Taylor <iant@google.com>
6999 * README: --gc-sections and map files are now supported. Document
7000 some build requirements.
7003 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7004 relocatable link set the value of the section symbol to zero.
7005 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7006 relocatable link don't include the section address in the local
7009 2009-02-27 Ian Lance Taylor <iant@google.com>
7012 * options.h (class Search_directory): Add is_system_directory.
7013 (class General_options): Declare is_in_system_directory.
7014 * options.cc (get_relative_sysroot): Make static.
7015 (get_default_sysroot): Make static.
7016 (General_optoins::is_in_system_directory): New function.
7017 * fileread.cc (Input_file::is_in_system_directory): New function.
7018 * fileread.h (class Input_file): Declare is_in_system_directory.
7019 * object.h (class Object): Add is_in_system_directory.
7020 (class Input_objects): Remove system_library_directory_ field.
7021 * object.cc (Input_objects::add_object): Don't set
7022 system_library_directory_.
7023 (input_objects::found_in_system_library_directory): Remove.
7024 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7025 parameter. Change all callers.
7026 (Symbol_table::sized_write_globals): Likewise.
7027 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7028 Call Object::is_in_system_directory.
7029 * symtab.h (class Symbol_table): Update declarations.
7032 * descriptors.h (Open_descriptor): Add is_on_stack field.
7033 * descriptors.cc (Descriptors::open): If the descriptor is on the
7034 top of the stack, remove it. Initialize is_on_stack field.
7035 (Descriptors::release): Only add pod to stack if it is not on the
7037 (Descriptors::close_some_descriptor): Clear stack_next and
7041 * output.cc (Output_section::find_starting_output_address): Rename
7042 from starting_output_address; add PADDR parameter; change return
7044 * output.h (class Output_section): Declare
7045 find_starting_output_address instead of starting_output_address.
7046 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7047 section symbol for which we can't find a merge section.
7050 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7051 hidden or internal, force the symbol to be local.
7052 * resolve.cc (Symbol::override_visibility): Define.
7053 (Symbol::override_base): Use override_visibility.
7054 (Symbol_table::resolve): Likewise.
7055 (Symbol::override_base_with_special): Likewise.
7056 (Symbol_table::override_with_special): If the visibility is hidden
7057 or internal, force the symbol to be local.
7058 * symtab.h (class Symbol): Add set_visibility and
7059 override_visibility.
7060 * testsuite/ver_test_1.sh: New file.
7061 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7062 (check_DATA): Add ver_test_1.syms.
7063 (ver_test_1.syms): New target.
7064 * testsuite/Makefile.in: Rebuild.
7066 2009-02-25 Cary Coutant <ccoutant@google.com>
7068 * layout.cc (Layout::choose_output_section): Don't rename sections
7069 when using a linker script that has a SECTIONS clause.
7070 * Makefile.in: Regenerate.
7072 * testsuite/Makefile.am (script_test_5.sh): New test case.
7073 * testsuite/Makefile.in: Regenerate.
7074 * testsuite/script_test_5.cc: New file.
7075 * testsuite/script_test_5.sh: New file.
7076 * testsuite/script_test_5.t: New file.
7078 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7080 * archive.cc (Archive::include_member): Update calls to add_symbols.
7081 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7082 the Layout argument.
7083 * dynobj.h (do_add_symbols): Add the Layout argument.
7084 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7086 * object.h (Object::add_symbols): Add the Layout argument.
7087 (Object::do_add_symbols): Add the Layout argument.
7088 (Sized_relobj::do_add_symbols): Add the Layout argument.
7089 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7090 Unify the two versions.
7091 (Add_plugin_symbols): Remove.
7092 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7093 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7094 (Add_plugin_symbols): Remove.
7095 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7096 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7097 (Add_symbols::run): Make it work with Pulginobj.
7099 2009-02-06 Ian Lance Taylor <iant@google.com>
7101 * object.cc (Sized_relobj::do_layout): Make info message start
7102 with lower case letter.
7104 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7106 * binary.cc: Fix file comment.
7108 * options.h (enum Incremental_disposition): Define.
7109 (class General_options): Add new options: --incremental,
7110 --incremental_changed, --incremental_unchanged,
7111 --incremental_unknown. Add incremental_disposition_ and
7112 implicit_incremental_ fields.
7113 (General_options::incremental_disposition): New function.
7114 (class Position_dependent_options): Add incremental_disposition
7116 (Position_dependent_options::copy_from_options): Set incremental
7118 * options.cc (General_options::parse_incremental_changed): New
7120 (General_options::parse_incremental_unchanged): New function.
7121 (General_options::parse_incremental_unknown): New function.
7122 (General_options::General_options): Initialize new fields
7123 incremental_disposition_ and implicit_incremental_.
7124 (General_options::finalize): Check for uasge of --incremental-*
7125 without --incremental.
7127 2009-02-06 Chris Demetriou <cgd@google.com>
7129 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7130 pointer and to report location as the file name associated with
7132 (gold_undefined_symbol_at_location): New function to replace the
7133 old gold_undefined_symbol functionality.
7134 * target-reloc.h (relocate_section): Update to use
7135 gold_undefined_symbol_at_location.
7136 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7137 Call gold_undefined_symbol function rather than gold_error.
7138 * errors.h (Errors::undefined_symbol): Take location as a
7139 string, rather than calculating it from a relocation.
7140 * errors.cc (Errors::fatal): Print "fatal error:" before the
7142 (Errors::error, Errors::error_at_location): Print "error: "
7143 before the formatted message.
7144 (Errors::undefined_symbol): Take location as a string, rather
7145 than calculating it from a relocation.
7146 (gold_undefined_symbol_at_location): New function akin to
7147 old gold_undefined_symbol, calculates location from relocation.
7148 (gold_undefined_symbol): Change to take only a Symbol pointer
7149 and to report location as the file name associated with the symbol.
7150 * testsuite/debug_msg.sh: Update for changed error messages.
7151 * testsuite/undef_symbol.sh: Likewise.
7153 2009-02-04 Duncan Sands <baldrick@free.fr>
7156 * reduced_debug_output.h
7157 (Output_reduced_debug_abbrev_section::failed): Use format for
7159 (Output_reduced_debug_info_section::faild): Likewise.
7161 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7163 * script.cc (Lazy_demangler): New class.
7164 (Version_script_info::get_symbol_version_helper): Demangle a
7167 2009-01-29 Cary Coutant <ccoutant@google.com>
7169 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7171 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7173 2009-01-28 Ian Lance Taylor <iant@google.com>
7175 * version.cc (version_string): Bump to 1.9.
7177 * gold.h: Include <cstring> and <stdint.h>.
7178 * version.cc: Include <cstdio>.
7179 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7181 * reduced_debug_output.cc (insert_into_vector): Rename from
7182 Insert_into_vector; change all callers. Use Swap_unaligned to
7183 avoid aliasing issue; remove union since it is unnecessary.
7185 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7187 * Makefile.am (CCFILES): Add gc.cc.
7189 * Makefile.in: Regenerate.
7190 * gold.cc (Gc_runner): New class.
7191 (queue_initial_tasks): Call garbage collection related tasks
7192 when corresponding options are invoked.
7193 (queue_middle_gc_tasks): New function.
7194 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7195 processed early before laying out sections during garbage collection.
7196 * gold.h (queue_middle_gc_tasks): New function.
7197 (is_prefix_of): Move from "layout.cc".
7198 * i386.cc (Target_i386::gc_process_relocs): New function.
7199 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7200 * main.cc (main): Create object of class "Garbage_collection".
7201 * object.cc (Relobj::copy_symbols_data): New function.
7202 (Relobj::is_section_name_included): New function.
7203 (Sized_relobj::do_layout): Allow this function to be called twice
7204 during garbage collection and defer layout of section during the
7206 * object.h (Relobj::get_symbols_data): New function.
7207 (Relobj::is_section_name_included): New function.
7208 (Relobj::copy_symbols_data): New function.
7209 (Relobj::set_symbols_data): New function.
7210 (Relobj::get_relocs_data): New function.
7211 (Relobj::set_relocs_data): New function.
7212 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7213 (Relobj::gc_process_relocs): New function.
7214 (Relobj::do_gc_process_relocs): New pure virtual function.
7215 (Relobj::sd_): New data member.
7216 (Sized_relobj::is_output_section_offset_invalid): New function.
7217 (Sized_relobj::do_gc_process_relocs): New function.
7218 * options.h (General_options::gc_sections): Modify to not be a no-op.
7219 (General_options::print_gc_sections): New option.
7220 * plugin.cc (Plugin_finish::run): Remove function call to
7221 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7222 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7223 * reloc.cc (Read_relocs::run): Add task to process relocs and
7224 determine unreferenced sections when doing garbage collection.
7225 (Gc_process_relocs): New class.
7226 (Sized_relobj::do_gc_process_relocs): New function.
7227 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7228 sections that are garbage collected.
7229 * reloc.h (Gc_process_relocs): New class.
7230 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7231 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7232 symbols whose corresponding sections are garbage collected.
7233 (Symbol_table::Symbol_table): Add new parameter for the garbage
7235 (Symbol_table::gc_mark_undef_symbols): New function.
7236 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7237 (Symbol_table::gc_mark_dyn_syms): New function.
7238 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7240 (Symbol_table::add_from_object): Likewise.
7241 (Symbol_table::add_from_relobj): When building shared objects, do not
7242 treat externally visible symbols as garbage.
7243 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7244 table information for static and relocatable links.
7245 * symtab.h (Symbol_table::set_gc): New function.
7246 (Symbol_table::gc): New function.
7247 (Symbol_table::gc_mark_undef_symbols): New function.
7248 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7249 (Symbol_table::gc_mark_dyn_syms): New function.
7250 (Symbol_table::gc_): New data member.
7251 * target.h (Sized_target::gc_process_relocs): New pure virtual
7253 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7254 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7256 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7258 * options.h (General_options::gc_sections): Define as a no-op for now.
7259 (General_options::no_keep_memory): Ditto.
7260 (General_options::Bshareable): Define.
7261 * options.cc (General_options::finalize): Honor -Bshareable.
7263 2009-01-20 Andreas Schwab <schwab@suse.de>
7265 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7266 read the value in the contents, since we don't use it. Use the
7267 template endianness when writing.
7268 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7270 2009-01-19 Andreas Schwab <schwab@suse.de>
7272 * configure.tgt (powerpc64-*): Fix targ_obj.
7274 2009-01-15 Ian Lance Taylor <iant@google.com>
7276 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7277 local symbols when stripping all symbols.
7279 2009-01-14 Cary Coutant <ccoutant@google.com>
7281 * output.cc (Output_reloc): Add explicit instantiations.
7283 2009-01-14 Cary Coutant <ccoutant@google.com>
7285 * archive.cc (Archive::get_elf_object_for_member): Remove call
7286 to File_read::claim_for_plugin.
7287 * descriptors.cc (Descriptors::open): Remove reference to
7289 (Descriptors::claim_for_plugin): Remove.
7290 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7291 (Descriptors::is_claimed): Remove.
7292 (claim_descriptor_for_plugin): Remove.
7293 * fileread.cc (File_read::claim_for_plugin): Remove.
7294 * fileread.h (File_read::claim_for_plugin): Remove.
7295 (File_read::descriptor): Reopen descriptor if necessary.
7296 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7297 (Plugin_manager::all_symbols_read): Add task parameter. Change
7299 (Plugin_manager::get_input_file): New function.
7300 (Plugin_manager::release_input_file): New function.
7301 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7302 corresponding data member.
7303 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7304 and pass to base constructor. Change all callers.
7305 (get_input_file, release_input_file): New functions.
7306 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7307 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7308 (Plugin_manager::all_symbols_read): Add task parameter.
7309 (Plugin_manager::get_input_file): New function.
7310 (Plugin_manager::release_input_file): New function.
7311 (Plugin_manager::task_): New data member.
7312 (Pluginobj::Pluginobj): Add filesize parameter.
7313 (Pluginobj::filename): New function.
7314 (Pluginobj::descriptor): New function.
7315 (Pluginobj::filesize): New function.
7316 (Pluginobj::filesize_): New data member.
7317 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7318 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7319 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7321 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7322 with archive libraries.
7323 * testsuite/Makefile.in: Regenerate.
7324 * testsuite/plugin_test.c (struct sym_info): New type.
7325 (get_input_file, release_input_file): New static variables.
7326 (onload): Capture new transfer vector entries.
7327 (claim_file_hook): Stop reading at end of file according to filesize.
7328 Factor out parsing of readelf output into separate function.
7329 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7330 APIs and get the source file name from the symbol table. Convert
7331 source file name to corresponding object file name. Print info
7332 message when adding new input files.
7333 (parse_readelf_line): New function.
7334 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7335 * testsuite/plugin_test_2.sh: Likewise.
7336 * testsuite/plugin_test_3.sh: Likewise.
7337 * testsuite/plugin_test_4.sh: New test case.
7339 2009-01-07 Ian Lance Taylor <iant@google.com>
7341 * version.cc (version_string): Bump to 1.8.
7343 2008-12-23 Cary Coutant <ccoutant@google.com>
7345 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7346 * plugin.cc (Plugin_manager::finish): Rename as
7347 layout_deferred_objects. Move cleanup to separate function.
7348 (Plugin_manager::cleanup): New function.
7349 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7351 * plugin.h (Plugin_manager::finish): Rename as
7352 layout_deferred_objects.
7353 (Plugin_manager::cleanup): New function.
7354 (Plugin_manager::cleanup_done): New field.
7356 2008-12-23 Cary Coutant <ccoutant@google.com>
7358 * plugin.cc (is_visible_from_outside): New function.
7359 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7360 so we don't return "IR only" status for exported symbols or -r links.
7362 * testsuite/Makefile.am (plugin_test_3): New test case.
7363 * testsuite/Makefile.in: Regenerate.
7364 * testsuite/plugin_test_3.sh: New file.
7366 2008-12-22 Cary Coutant <ccoutant@google.com>
7368 * object.cc (Sized_relobj::layout_section): New function.
7369 (Sized_relobj::do_layout): Defer layout of input sections until after
7370 plugin has provided replacement files.
7371 (Sized_relobj::do_layout_deferred_sections): New function.
7372 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7373 (Relobj::layout_deferred_sections): New function.
7374 (Relobj::do_layout_deferred_sections): New function.
7375 (Sized_relobj::do_layout_deferred_sections): New function.
7376 (Sized_relobj::layout_section): New function.
7377 (Sized_relobj::Deferred_layout): New structure.
7378 (Sized_relobj::deferred_layout_): New field.
7379 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7380 Change all callers. Layout deferred sections.
7381 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7383 (Plugin_hook::run): Move code from do_plugin_hook inline.
7384 (Plugin_hook::do_plugin_hook): Remove.
7385 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7386 (Plugin_manager::finish): Renamed, was cleanup.
7387 (Plugin_manager::should_defer_layout): New function.
7388 (Plugin_manager::add_deferred_layout_object): New function.
7389 (Plugin_manager::Deferred_layout_list): New type.
7390 (Plugin_manager::deferred_layout_objects_): New field.
7391 (Plugin_hook::do_plugin_hook): Remove.
7393 2008-12-17 Ian Lance Taylor <iant@google.com>
7395 * options.h (class General_options): Add --no case for
7398 2008-12-16 Cary Coutant <ccoutant@google.com>
7400 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7402 (Plugin_manager::claim_file): Create plugin object even if
7403 plugin did not call the add_symbols callback.
7404 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7405 asking for more symbols than were added.
7406 * testsuite/Makefile.am (plugin_test_1): Add test case with
7408 (empty.syms): New target.
7409 * testsuite/Makefile.in: Regenerate.
7410 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7411 message. Don't call add_symbols if no globals.
7412 (all_symbols_read_hook): Don't provide replacement for empty
7415 2008-12-12 Ian Lance Taylor <iant@google.com>
7417 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7418 r_type == 0 for a local symbol with r_sym == 0.
7419 (scan_relocatable_relocs): Pass r_sym to
7420 local_non_section_strategy.
7421 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7424 * configure.ac: Update test for TLS descriptors: they are
7425 supported as of glibc 2.9.
7426 * configure: Rebuild.
7428 2008-12-11 Ian Lance Taylor <iant@google.com>
7431 * target-reloc.h (Default_scan_relocatable_relocs): For each
7432 function, map r_type == 0 to RELOC_DISCARD.
7434 2008-12-10 Cary Coutant <ccoutant@google.com>
7436 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7437 object to override a kept COMDAT group from a plugin object.
7439 2008-12-09 Ian Lance Taylor <iant@google.com>
7442 * yyscript.y (file_cmd): Handle INPUT.
7444 * testsuite/initpri1.c: Change all declarations to be full
7445 prototypes by adding void, to avoid compiler warnings.
7447 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7449 * options.cc (General_options::parse_plugin_opt): New.
7450 (General_options::add_plugin): The argument now is just the filename.
7451 (General_options::add_plugin_option): New.
7452 * options.h (plugin_opt): New.
7453 (add_plugin): Change argument name.
7454 (add_plugin_option): New.
7455 * plugin.cc (Plugin::load): Don't parse the plugin option.
7456 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7457 (Plugin::add_option): New.
7458 (Plugin::args_): Change type.
7459 (Plugin::filename_): New.
7460 (Plugin_manager::add_plugin_option): New.
7461 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7462 * testsuite/Makefile.in: Regenerate.
7464 2008-12-05 Cary Coutant <ccoutant@google.com>
7466 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7467 Handle --strip-lto-sections option.
7468 * options.h (strip_lto_sections): New option.
7470 2008-12-01 Cary Coutant <ccoutant@google.com>
7472 * plugin.cc (ld_plugin_message): Change format parameter to const.
7473 Fix mismatch between new[] and delete.
7475 2008-11-14 Cary Coutant <ccoutant@google.com>
7477 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7480 2008-11-05 Craig Silverstein <csilvers@google.com>
7482 * options.cc (General_options::parse_dynamic_list): New function.
7483 * options.h (General_options): New flags dynamic_list,
7484 dynamic_list_data, dynamic_list_cpp_new, and
7485 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7486 (General_options::in_dynamic_list): New function.
7487 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7488 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7489 (Lex::can_continue_name): Likewise.
7491 (read_script_file): New parameter script_options.
7492 (read_dynamic_list): New function.
7493 (Script_options::define_dynamic_list): New function.
7494 (dynamic_list_keyword_parsecodes): New variable.
7495 (dynamic_list_keywords): New variable.
7496 * script.h (Script_options::define_dynamic_list): New function
7498 (read_dynamic_list): New function prototype.
7499 * symtab.cc (strprefix): New macro.
7500 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7501 dynamic_list_data, dynamic_list_cpp_new, and
7502 dynamic_list_cpp_typeinfo.
7503 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7504 (dynamic_list_expr): New rule.
7505 (dynamic_list_nodes): Likewise.
7506 (dynamic_list_node): Likewise.
7507 * testsuite/Makefile.am (dynamic_list): New test.
7508 * testsuite/Makefile.in: Regenerated.
7509 * testsuite/dynamic_list.t: New file.
7510 * testsuite/dynamic_list.sh: New file.
7512 2008-11-05 Craig Silverstein <csilvers@google.com>
7514 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7515 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7516 (t11_last): Likewise.
7517 * testsuite/ver_test_6.c (main): Likewise.
7519 2008-10-07 Cary Coutant <ccoutant@google.com>
7521 * options.c (General_options::finalize): Add check for -static and
7523 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7526 2008-10-02 Cary Coutant <ccoutant@google.com>
7528 * plugin.cc (make_sized_plugin_object): Fix conditional
7529 compilation to work when not all targets are enabled.
7531 2008-09-29 Cary Coutant <ccoutant@google.com>
7533 * archive.cc (Archive::get_file_and_offset): Use filename instead
7534 of name to get library path.
7535 (Archive::include_member): Unlock external member of a thin archive.
7537 * testsuite/Makefile.am (TEST_AR): New variable.
7538 (thin_archive_test_1): New test.
7539 (thin_archive_test_2): New test.
7540 * testsuite/Makefile.in: Regenerate.
7541 * testsuite/thin_archive_main.cc: New file.
7542 * testsuite/thin_archive_test_1.cc: New file.
7543 * testsuite/thin_archive_test_2.cc: New file.
7544 * testsuite/thin_archive_test_3.cc: New file.
7545 * testsuite/thin_archive_test_4.cc: New file.
7547 2008-09-29 Cary Coutant <ccoutant@google.com>
7549 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7550 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7552 (Sized_relobj::do_finalize_local_symbols): Likewise.
7553 (Sized_relobj::map_to_kept_section): Likewise.
7554 * object.h (Sized_relobj::invalid_address): New constant.
7555 (Sized_relobj::do_output_section_offset): Check for invalid_address
7557 * output.cc (Output_reloc::local_section_offset): Use constant
7558 invalid_address instead of -1U.
7559 (Output_reloc::get_address): Likewise.
7560 (Output_section::output_address): Change -1U to -1ULL.
7561 * output.h (Output_reloc::invalid_address): New constant.
7562 * reloc.cc (Sized_relobj::write_sections): Use constant
7563 invalid_address instead of -1U.
7564 (Sized_relobj::relocate_sections): Likewise.
7565 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7566 values for merge sections.
7567 * target-reloc.h (relocate_for_relocatable): Use constant
7568 invalid_address instead of -1U.
7570 2008-09-19 Cary Coutant <ccoutant@google.com>
7572 Add plugin functionality for link-time optimization (LTO).
7573 * configure.ac (plugins): Add --enable-plugins option.
7574 * configure: Regenerate.
7575 * config.in: Regenerate.
7576 * Makefile.am (LIBDL): New variable.
7577 (CCFILES): Add plugin.cc.
7578 (HFILES): Add plugin.h.
7579 (ldadd_var): Add LIBDL.
7580 * Makefile.in: Regenerate.
7582 * archive.cc: Include "plugin.h".
7583 (Archive::setup): Don't preread archive symbols when using a plugin.
7584 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7585 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7587 (Archive::include_member): Add symbols from plugin objects.
7588 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7589 * descriptors.cc (Descriptors::open): Check for file descriptors
7590 abandoned by plugins.
7591 (Descriptors::claim_for_plugin): New function.
7592 * descriptors.h (Descriptors::claim_for_plugin): New function.
7593 (Open_descriptor::is_claimed): New field.
7594 (claim_descriptor_for_plugin): New function.
7595 * fileread.cc (File_read::claim_for_plugin): New function.
7596 * fileread.h (File_read::claim_for_plugin): New function.
7597 (File_read::descriptor): New function.
7598 * gold.cc: Include "plugin.h".
7599 (queue_initial_tasks): Add task to call plugin hooks for generating
7601 * main.cc: Include "plugin.h".
7602 (main): Load plugin libraries.
7603 * object.h (Pluginobj): Declare.
7604 (Object::pluginobj): New function.
7605 (Object::do_pluginobj): New function.
7606 (Object::set_target): New function.
7607 * options.cc: Include "plugin.h".
7608 (General_options::parse_plugin): New function.
7609 (General_options::General_options): Initialize plugins_ field.
7610 (General_options::add_plugin): New function.
7611 * options.h (Plugin_manager): Declare.
7612 (General_options): Add --plugin option.
7613 (General_options::has_plugins): New function.
7614 (General_options::plugins): New function.
7615 (General_options::add_plugin): New function.
7616 (General_options::plugins_): New field.
7617 * plugin.cc: New file.
7618 * plugin.h: New file.
7619 * readsyms.cc: Include "plugin.h".
7620 (Read_symbols::do_read_symbols): Check for archive before checking
7621 for ELF file. Call plugin hooks to claim files.
7622 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7623 from a real object file; force override when processing replacement
7625 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7626 (Symbol::init_base_object): Likewise.
7627 (Symbol::init_base_output_data): Likewise.
7628 (Symbol::init_base_output_segment): Likewise.
7629 (Symbol::init_base_constant): Likewise.
7630 (Symbol::init_base_undefined): Likewise.
7631 (Symbol::output_section): Assert that object is not a plugin.
7632 (Symbol_table::add_from_pluginobj): New function.
7633 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7635 (Symbol_table::sized_write_globals): Likewise.
7636 (Symbol_table::add_from_pluginobj): Instantiate template.
7637 * symtab.h (Sized_pluginobj): Declare.
7638 (Symbol::in_real_elf): New function.
7639 (Symbol::set_in_real_elf): New function.
7640 (Symbol::in_real_elf_): New field.
7641 (Symbol_table::add_from_pluginobj): New function.
7643 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7644 (LIBDL): New variable.
7646 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7647 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7648 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7649 (MOSTLYCLEANFILES): Likewise.
7650 * testsuite/Makefile.in: Regenerate.
7651 * testsuite/plugin_test.c: New file.
7652 * testsuite/plugin_test_1.sh: New file.
7653 * testsuite/plugin_test_2.sh: New file.
7655 2008-09-16 Ian Lance Taylor <iant@google.com>
7657 * target-reloc.h (relocate_section): Check whether a symbol is
7658 defined by the ABI before reporting an undefined symbol error.
7659 * target.h (Target::is_defined_by_abi): Make parameter const.
7660 (Target::do_is_defined_by_abi): Likewise.
7661 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7662 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7663 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7664 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7665 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7666 * testsuite/Makefile.in: Rebuild.
7668 * fileread.cc (make_view): Add casts to avoid warning.
7670 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7672 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7673 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7675 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7677 * options.h (General_options::output_is_executable): New.
7678 (General_options::output_is_pie): New.
7679 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7680 for shared libraries.
7681 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7683 2008-09-11 Chris Demetriou <cgd@google.com>
7685 * options.h (origin): New -z option.
7686 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7687 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7690 2008-09-05 Cary Coutant <ccoutant@google.com>
7692 * fileread.cc (File_read::make_view): Add check for attempt to map
7695 2008-09-05 Cary Coutant <ccoutant@google.com>
7697 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7698 explicit instantiations.
7700 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7703 * options.cc (General_options::finalize): Allow undefined symbols
7704 in shlibs if linking -shared.
7707 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7708 symbols as not needing a dynsym entry.
7710 2008-08-20 Craig Silverstein <csilvers@google.com>
7712 * fileread.cc (File_read::open): Do not lock the file unless it
7713 was successfully opened.
7715 2008-08-14 Cary Coutant <ccoutant@google.com>
7717 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7718 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7719 * testsuite/tls_test.cc (struct int128): 128-bit struct
7720 for testing TLS relocs with non-zero addend.
7721 (v12): New TLS variable.
7723 (t_last): Add check for v12.
7724 * testsuite/tls_test.h (t12): New function.
7725 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7727 2008-08-13 Ian Lance Taylor <iant@google.com>
7729 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7730 set tls_segment_ or relro_segment_.
7731 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7733 * output.h (Output_section::clear_is_relro): New function.
7734 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7735 sections specially even when output_data_ is empty.
7736 (Output_segment::maximum_alignment): When first section is relro,
7737 only force alignment for PT_LOAD segments.
7738 * script.cc (script_data_segment_align): New function.
7739 (script_data_segment_relro_end): New function.
7740 * script-c.h (script_data_segment_align): Declare.
7741 (script_data_segment_relro_end): Declare.
7742 * script-sections.h (class Script_sections): Declare
7743 data_segment_align and data_segment_relro_end. Add fields
7744 segment_align_index_ and saw_relro_end_.
7745 * script-sections.cc (class Sections_element): Add set_is_relro
7746 virtual function. Add new bool* parameter to place_orphan_here.
7747 Add get_output_section virtual function.
7748 (class Output_section_definition): Add set_is_relro. Add new
7749 bool* parameter to place_orphan_here. Add get_output_section.
7750 Add is_relro_ field.
7751 (Output_section_definition::Output_section_definition): Initialize
7752 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7753 and is_relro_ fields.
7754 (Output_section_definition::place_orphan_here): Add is_relro
7756 (Output_section_definition::set_section_addresses): Set relro for
7758 (Output_section_definition::alternate_constraint): Likewise.
7759 (class Orphan_output_section): Add new bool* parameter to
7760 place_orphan_here. Add get_output_section.
7761 (Orphan_output_section::place_orphan_here): Add is_relro
7763 (Script_sections::Script_sections): Initialize
7764 data_segment_align_index_ and saw_relro_end_.
7765 (Script_sections::data_segment_align): New function.
7766 (Script_sections::data_segment_relro_end): New function.
7767 (Script_sections::place_orphan): Set or clear is_relro.
7768 (Script_sections::set_section_addresses): Force alignment of first
7770 * yyscript.y (exp): Call script_data_segment_align and
7771 script_data_segment_relro_end.
7772 * testsuite/relro_script_test.t: New file.
7773 * testsuite/relro_test.cc (using_script): Declare.
7774 (t1, t2): Test using_script.
7775 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7776 (relro_script_test_SOURCES): Define.
7777 (relro_script_test_DEPENDENCIES): Define.
7778 (relro_script_test_LDFLAGS): Define.
7779 (relro_script_test_LDADD): Define.
7780 (relro_script_test.so): New target.
7781 * testsuite/Makefile.in: Rebuild.
7783 2008-08-06 Cary Coutant <ccoutant@google.com>
7785 * archive.cc (Archive::total_archives, Archive::total_members)
7786 (Archive::total_members_loaded): New variables.
7787 (Archive::setup): Add parameter. Add option to preread
7789 (Archive::read_armap): Add counter.
7790 (Archive::get_file_and_offset): New function.
7791 (Archive::get_elf_object_for_member): New function.
7792 (Archive::read_all_symbols): New function.
7793 (Archive::read_symbols): New function.
7794 (Archive::add_symbols): Add counters.
7795 (Archive::include_all_members): Use armap to find members if it's
7797 (Archive::include_member): Skip reading symbols if already read.
7798 Factored code into Archive::get_file_and_offset and
7799 Archive::get_elf_object_for_member. Changed call to
7800 Mapfile::report_include_archive_member.
7801 (Archive::print_stats): New function.
7802 * archive.h: Declare Object and Read_symbols_data classes.
7803 (Archive::Archive): Add initializers for new members.
7804 (Archive::setup): Add parameter.
7805 (Archive::print_stats): New function.
7806 (Archive::total_archives, Archive::total_members)
7807 (Archive::total_members_loaded): New variables.
7808 (Archive::get_file_and_offset): New function.
7809 (Archive::get_elf_object_for_member): New function.
7810 (Archive::read_all_symbols): New function.
7811 (Archive::read_symbols): New function.
7812 (Archive::Archive_member): New class.
7813 (Archive::members_): New member.
7814 (Archive::num_members_): New member.
7815 * main.cc: Include archive.h.
7816 (main): Call Archive::print_stats.
7817 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7818 archive parameter; member_name is now the fully-decorated name.
7819 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7820 * options.h: (General_options): Add --preread-archive-symbols option.
7821 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7824 2008-08-04 Ian Lance Taylor <iant@google.com>
7826 * symtab.h (Symbol::use_plt_offset): New function.
7827 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7828 * powerpc.cc (Relocate::relocate): Likewise.
7829 * sparc.cc (Relocate::relocate): Likewise.
7830 * x86_64.cc (Relocate::relocate): Likewise.
7831 * testsuite/weak_plt.sh: New test.
7832 * testsuite/weak_plt_main.cc: New test.
7833 * testsuite/weak_plt_shared.cc: New test.
7834 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7835 (check_PROGRAMS): Add weak_plt.
7836 (check_DATA): Add weak_plt_shared.so.
7837 (weak_plt_main_pic.o, weak_plt): New targets.
7838 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7839 * testsuite/Makefile.in: Rebuild.
7841 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7843 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7844 * testsuite/Makefile.in: Rebuild.
7846 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7848 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7849 * Makefile.in: Regenerate.
7850 * po/POTFILES.in: Regenerate.
7852 2008-07-29 Ian Lance Taylor <iant@google.com>
7854 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7855 symbols before other symbols.
7856 * testsuite/script_test_2.cc (test_addr): Declare.
7857 (test_addr_alias): Declare.
7858 (main): Check that test_addr and test_addr_alias have the right
7860 * testsuite/script_test_2.t: Define test_addr_alias and
7863 2008-07-24 Ian Lance Taylor <iant@google.com>
7866 * descriptors.cc: New file.
7867 * descriptors.h: New file.
7868 * gold-threads.h (class Hold_optional_lock): New class.
7869 * fileread.cc: Include "descriptors.h".
7870 (File_read::~File_read): Release descriptor rather than closing
7872 (File_read::open) [file]: Call open_descriptor rather than open.
7873 Set is_descriptor_opened_.
7874 (File_read::open) [memory]: Assert that descriptor is not open.
7875 (File_read::reopen_descriptor): New function.
7876 (File_read::release): Release descriptor.
7877 (File_read::do_read): Make non-const. Reopen descriptor.
7878 (File_read::read): Make non-const.
7879 (File_read::make_view): Reopen descriptor.
7880 (File_read::do_readv): Likewise.
7881 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7882 Update declarations.
7883 * layout.cc: Include "descriptors.h".
7884 (Layout::create_build_id): Use open_descriptor rather than open.
7885 * output.cc: Include "descriptors.h".
7886 (Output_file::open): Use open_descriptor rather than open.
7887 * archive.cc (Archive::const_iterator): Change Archive to be
7889 (Archive::begin, Archive::end): Make non-const.
7890 (Archive::count_members): Likewise.
7891 * archive.h (class Archive): Update declarations.
7892 * object.h (Object::read): Make non-const.
7893 * Makefile.am (CCFILES): Add descriptors.cc.
7894 (HFILES): Add descriptors.h.
7895 * Makefile.in: Rebuild.
7898 * gold.h: Always include <clocale>. Add Solaris workarounds
7899 following code in binutils/sysdep.h.
7902 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7903 this->eh_frame_hdr_ is NULL before using it.
7905 * dynobj.cc (Versions::Versions): Update comment.
7907 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7908 the base version name.
7910 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7911 array size plus one.
7912 (Stringpool_template::set_string_offsets): Subtract one from key
7913 before using it as an array index.
7914 (Stringpool_template::get_offset_with_length): Likewise.
7915 (Stringpool_template::write_to_buffer): Likewise.
7916 * stringpool.h (Stringpool_template::get_offset_from_key):
7919 2008-07-23 Ian Lance Taylor <iant@google.com>
7922 * object.h (Merged_symbol_value::value): Do our best to handle a
7926 * script.cc (Version_script_info::get_versions): Don't add empty
7927 version tag to return value.
7928 (Version_script_info::get_symbol_version_helper): Change return
7929 type to bool. Add pversion parameter. Change all callers.
7930 (script_register_vers_node): Don't require a non-NULL tag.
7931 * script.h (class Version_script_info): Update declarations.
7932 (Version_script_info::get_symbol_version): Change return type to
7933 bool. Add version parameter. Change all callers.
7934 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7935 handling. Handle an empty version from a version script.
7936 (Symbol_table::define_special_symbol): Likewise.
7937 * testsuite/ver_test_10.script: New file.
7938 * testsuite/ver_test_10.sh: New file.
7939 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7940 (check_DATA): Add ver_test_10.syms.
7941 (ver_test_10.syms, ver_test_10.so): New target.
7942 * testsuite/Makefile.in: Rebuild.
7944 2008-07-23 Simon Baldwin <simonb@google.com>
7946 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7947 to zero for undefined symbols from dynamic libraries.
7949 2008-07-23 Ian Lance Taylor <iant@google.com>
7951 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7953 * symtab.h (class Symbol_table): Update declaration.
7954 * testsuite/ver_test_9.cc: New file.
7955 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7956 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7957 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7958 (ver_test_9.so, ver_test_9.o): New targets.
7959 * testsuite/Makefile.in: Rebuild.
7961 2008-07-22 Ian Lance Taylor <iant@google.com>
7963 * options.h (class General_options): Define --check-sections.
7964 * layout.cc (Layout::set_segment_offsets): Handle
7967 * options.h (class General_options): Define -n/--nmagic and
7969 * options.cc (General_options::finalize): For -n/--nmagic or
7970 -N/--omagic, set -static.
7971 * layout.cc (Layout::attach_allocated_section_to_segment): If
7972 -N/--omagic, don't put read-only and read-write sections in
7974 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7975 finding a read-only segment.
7976 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7977 don't set the minimum segment alignment to the common page size,
7978 and don't set the file offset to the address modulo the page size.
7979 * script-sections.cc (Script_sections::create_segments): If
7980 -n/--omagic, don't put read-only and read-write sections in
7983 * cref.cc: New file.
7985 * options.h (class General_options): Add --print-symbol-counts.
7986 * main.cc (main): Issue defined symbol report if requested.
7987 * archive.cc (Archive::interpret_header): Make into a const member
7989 (Archive::add_symbols): Call Input_objects::archive_start and
7991 (Archive::const_iterator): Define new class.
7992 (Archive::begin, Archive::end): New functions.
7993 (Archive::include_all_members): Rewrite to use iterator.
7994 (Archive::count_members): New function.
7995 * archive.h (class Archive): Update declarations.
7996 (Archive::filename): New function.
7997 * object.cc: Include "cref.h".
7998 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7999 (Sized_relobj::do_get_global_symbol_counts): New function.
8000 (Input_objects::add_object): Add object to cross-referencer.
8001 (Input_objects::archive_start): New function.
8002 (Input_objects::archive_stop): New function.
8003 (Input_objects::print_symbol_counts): New function.
8004 * object.h: Declare Cref and Archive.
8005 (Object::get_global_symbol_counts): New function.
8006 (Object::do_get_global_symbol_counts): New pure virtual function.
8007 (class Sized_relobj): Add defined_count_ field. Update
8009 (class Input_objects): Add cref_ field. Update constructor.
8010 Update declarations.
8011 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8013 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8015 (Sized_dynobj::do_get_global_symbol_counts): New function.
8016 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8017 defined_count_. Update declarations. Define Symbols typedef.
8018 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8019 parameter. Change all callers.
8020 (Symbol_table::add_from_dynobj): Add sympointers and defined
8021 parameters. Change all callers.
8022 * symtab.h (class Symbol_table): Update declarations.
8023 * Makefile.am (CCFILES): Add cref.cc.
8024 (HFILES): Add cref.h.
8025 * Makefile.in: Rebuild.
8027 2008-07-22 Simon Baldwin <simonb@google.com>
8029 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8030 to zero when writing undefined symbols.
8032 2008-07-22 Ian Lance Taylor <iant@google.com>
8034 * output.cc (Output_section::add_input_section): Don't try to
8035 merge empty merge sections.
8037 2008-07-21 Craig Silverstein <csilvers@google.com>
8039 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8040 Include symbol version in error message.
8042 2008-07-20 Chris Demetriou <cgd@google.com>
8044 * configure.ac (gold_cv_c_random_seed): New configured variable.
8045 (RANDOM_SEED_CFLAGS): New substituted variable.
8046 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8047 * configure: Rebuild.
8048 * Makefile.in: Likewise.
8049 * testsuite/Makefile.in: Likewise.
8051 2008-07-18 Ian Lance Taylor <iant@google.com>
8053 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8054 where we see NAME/NULL and NAME/VERSION as separate symbols.
8055 * testsuite/ver_test_main.cc (main): Call t4.
8056 (t4, t4_2a): Define.
8057 * testsuite/ver_test_2.cc (t4_2): Define.
8058 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8059 * testsuite/ver_test_4.cc (t4_2a): Define.
8060 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8061 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8063 2008-07-17 Ian Lance Taylor <iant@google.com>
8065 * dynobj.cc (Versions::add_def): If we give an error about a
8066 missing version, go ahead and create the version anyhow.
8068 2008-07-10 Ian Lance Taylor <iant@google.com>
8070 Handle output sections with more than 0x7fffffff bytes.
8071 * object.h (class Relobj): Change map_to_output_ to
8072 output_sections_, and just keep a section pointer. Change all
8073 uses. Move comdat group support to Sized_relobj.
8074 (Relobj::is_section_specially_mapped): Remove.
8075 (Relobj::output_section): Remove poff parameter. Change all
8077 (Relobj::output_section_offset): New function.
8078 (Relobj::set_section_offset): Rewrite.
8079 (Relobj::map_to_output): Remove.
8080 (Relobj::output_sections): New function.
8081 (Relobj::do_output_section_offset): New pure virtual function.
8082 (Relobj::do_set_section_offset): Likewise.
8083 (class Sized_relobj): Add section_offsets_ field. Add comdat
8084 group support from Relobj. Update declarations.
8085 (Sized_relobj::get_output_section_offset): New function.
8086 (Sized_relobj::do_output_section_offset): New function.
8087 (Sized_relobj::do_set_section_offset): New function.
8088 * object.cc (Relobj::output_section_address): Remove.
8089 (Sized_relobj::Sized_relobj): Initialize new fields.
8090 (Sized_relobj::include_section_group): Cast find_kept_object to
8092 (Sized_relobj::include_linkonce_section): Likewise.
8093 (Sized_relobj::do_layout): Use separate arrays for output section
8095 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8097 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8098 output_sections and section_offsets.
8099 (Sized_relobj::write_local_symbols): Likewise.
8100 (map_to_kept_section): Compute output address directly.
8101 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8102 output_sections and section_offsets.
8103 (Sized_relobj::write_sections): Likewise.
8104 (Sized_relobj::relocate_sections): Likewise.
8105 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8106 * output.h (class Output_reloc): Update declarations. Change
8107 u2_.relobj to Sized_relobj*.
8108 (class Output_data_reloc): Change add functions to use
8110 * output.cc (Output_reloc::Output_reloc): Change relobj to
8112 (Output_reloc::local_section_offset): Change return type to
8113 Elf_Addr. Use get_output_section_offset.
8114 (Output_reloc::get_address): Likewise.
8115 (Output_section::is_input_address_mapped): Don't call
8116 is_section_specially_mapped.
8117 (Output_section::output_offset): Likewise.
8118 (Output_section::output_address): Likewise.
8119 (Output_section::starting_output_address): Likewise.
8120 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8121 parameter to Sized_relobj*.
8122 (Copy_relocs::need_copy_reloc): Likewise.
8123 (Copy_relocs::save): Likewise.
8124 * copy-relocs.h (class Copy_relocs): Update declarations.
8125 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8126 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8127 * target-reloc.h (relocate_for_relocatable): Change
8128 offset_in_output_section type to Elf_Addr. Change code that uses
8130 * layout.cc (Layout::layout): Always set *off.
8131 * mapfile.cc (Mapfile::print_input_section): Use
8132 output_section_offset.
8133 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8135 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8136 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8137 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8139 2008-07-03 Ian Lance Taylor <iant@google.com>
8141 * layout.cc (Layout::include_section): Do not discard unrecognized
8142 SHT_STRTAB sections.
8144 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8146 * script.cc (Lex::can_continue_name): Make '?' allowable in
8147 version-script names.
8148 * testsuite/version_script.map: Change glob pattern to use '?'
8150 2008-06-30 Manish Singh <yosh@gimp.org>
8153 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8156 2008-06-30 Ian Lance Taylor <iant@google.com>
8160 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8161 versions]: Don't try to read the value in the contents, since we
8162 don't use it. Use the template endianness when writing.
8164 2008-06-25 Cary Coutant <ccoutant@google.com>
8166 * fileread.cc (File_read::make_view): Assert on zero-length view.
8167 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8168 symbol table when there are no symbols to read.
8170 2008-06-23 Craig Silverstein <csilvers@google.com>
8172 * version.cc (version_string): Bump to 1.7
8174 2008-06-18 Craig Silverstein <csilvers@google.com>
8176 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8177 constant 0xFFFF to type Valtype.
8178 (Powerpc_relocate_functions::rel16_ha): Likewise.
8180 2008-06-17 Ian Lance Taylor <iant@google.com>
8182 * output.h (Output_section::Input_section): Initialize p2align_ to
8183 zero for Output_section_data constructors.
8184 (Output_section::Input_section::addralign): If not an input
8185 section, return the alignment of the Output_section_data.
8186 * testsuite/copy_test.cc: New file.
8187 * testsuite/copy_test_1.cc: New file.
8188 * testsuite/copy_test_2.cc: New file.
8189 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8190 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8191 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8192 (copy_test_1_pic.o, copy_test_1.so): New targets.
8193 (copy_test_2_pic.o, copy_test_2.so): New targets.
8194 * testsuite/Makefile.in: Rebuild.
8196 * script-sections.cc (Script_sections::place_orphan): Initialize
8197 local variable exact.
8199 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8201 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8203 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8204 David S. Miller <davem@davemloft.net>
8206 * powerpc.cc: New file.
8207 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8208 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8209 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8210 * Makefile.in: Rebuild.
8212 2008-06-09 Ian Lance Taylor <iant@google.com>
8214 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8216 (throwing, orig_terminate): New static variables.
8217 (terminate_handler): New static function.
8218 (t2): Set terminate handler.
8220 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8223 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8226 2008-05-30 Cary Coutant <ccoutant@google.com>
8228 * archive.cc (Archive::include_all_members) Correct to step
8229 over symbol table and extended name table in thin archives.
8231 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8234 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8237 2008-05-28 Caleb Howe <cshowe@google.com>
8239 * reduced_debug_output.cc: New file.
8240 * reduced_debug_output.h: New file.
8241 * options.h (class General_options): Add --strip-debug-non-line.
8242 * options.cc (General_options::finalize): Add strip_debug_non_line
8243 to the strip heirarchy.
8244 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8246 * layout.cc: Include "reduced_debug_output.h".
8247 (Layout::Layout): Initialize new fields.
8248 (line_only_debug_sections): New static array.
8249 (is_lines_only_debug_sections): New static inline function.
8250 (Layout::include_section): Handle --strip-debug-non-line.
8251 (Layout::make_output_section): If --strip-debug-non-line, build
8252 new output sections for .debug_abbrev and .debug_info.
8253 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8254 gold. Warn about possible overflow.
8255 (read_signed_LEB_128): Likewise.
8256 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8257 (read_signed_LEB_128): Declare.
8258 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8259 (HFILES): Add reduced_debug_output.h.
8260 * Makefile.in: Rebuild.
8262 2008-05-21 Ian Lance Taylor <iant@google.com>
8264 * mapfile.cc: New file.
8265 * mapfile.h: New file.
8266 * options.h (class General_options): Add -M/--print-map and -Map.
8267 * options.cc (General_options::finalize): Make -M equivalent to
8269 * main.cc: Include <cstdio> and "mapfile.h".
8270 (main): Open mapfile if requested.
8271 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8272 constructor. Change caller.
8273 (queue_initial_tasks): Add mapfile parameter. Change caller.
8274 (queue_middle_tasks): Likewise.
8275 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8277 * archive.cc: Include "mapfile.h".
8278 (Archive::add_symbols): Add mapfile parameter. Change all
8279 callers. Pass mapfile, symbol, and reason to include_member.
8280 (Archive::include_all_members): Add mapfile parameter. Change all
8282 (Archive::include_member): Add mapfile, sym, and why parameters.
8283 Change all callers. Report inclusion to map file.
8284 * archive.h: Include "fileread.h".
8285 (class Archive): Update declarations.
8286 (Archive::file): New const method.
8287 (class Add_archive_symbols): Add mapfile_ field. Update
8288 constructor. Change all callers.
8289 * readsyms.h (class Read_symbols): Likewise.
8290 (class Finish_group): Likewise.
8291 (class Read_script): Likewise.
8292 * common.cc: Include "mapfile.h".
8293 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8295 (Symbol_table::do_allocate_commons): Likewise.
8296 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8297 symbol allocation to mapfile.
8298 * common.h (class Allocate_commons_task): Add mapfile_ field.
8299 Update constructor. Change all callers.
8300 * symtab.h (class Symbol_table): Update declarations.
8301 * layout.cc: Include "mapfile.h".
8302 (Layout_task_runner::run): Print information to mapfile.
8303 (Layout::create_gold_note): Change Output_data_fixed_space to
8304 Output_data_zero_fill.
8305 (Layout::create_build_id): Likewise.
8306 (Layout::print_to_mapfile): New function.
8307 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8308 constructor. Change caller.
8309 (class Layout): Declare print_to_mapfile.
8310 * output.cc (Output_section::Input_section::print_to_mapfile): New
8312 (Output_section::add_input_section): If producing a map, always
8313 add to input_sections_ list.
8314 (Output_section::do_print_to_mapfile): New function.
8315 (Output_segment::print_sections_to_mapfile): New function.
8316 (Output_segment::print_section_list_to_mapfile): New function.
8317 * output.h: Include "mapfile.h".
8318 (Output_data::print_to_mapfile): New function.
8319 (Output_data::do_print_to_mapfile): New virtual function.
8320 (Output_segment_headers::do_print_to_mapfile): New function.
8321 (Output_file_header::do_print_to_mapfile): New function.
8322 (Output_data_const::do_print_to_mapfile): New function.
8323 (class Output_data_const_buffer): Add map_name_ field. Update
8324 constructor. Change all callers. Add do_print_to_mapfile
8326 (class Output_data_fixed_space): Likewise.
8327 (class Output_data_space): Likewise.
8328 (class Output_data_zero_fill): New class.
8329 (Output_data_strtab::do_print_to_mapfile): New function.
8330 (Output_data_reloc_base::do_print_to_mapfile): New function.
8331 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8332 (Output_data_group::do_print_to_mapfile): New function.
8333 (Output_data_got::do_print_to_mapfile): New function.
8334 (Output_data_dynamic::do_print_to_mapfile): New function.
8335 (Output_symtab_xindex::do_print_to_mapfile): New function.
8336 (class Output_section): Declare do_print_to_mapflie. Declare
8337 print_to_mapfile in Input_section.
8338 (class Output_segment): Declare new functions.
8339 * object.h (Sized_relobj::symbol_count): New function.
8340 * script-sections.cc
8341 (Output_section_element_dot_assignment::set_section_addresses):
8342 Change Output_data_fixed_space to Output_data_zero_fill.
8343 (Output_data_expression::do_print_to_mapfile): New function.
8344 * script.cc (read_input_script): Add mapfile parameter. Change
8346 * script.h (read_input_script): Update declaration.
8347 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8348 (Eh_frame::do_print_to_mapfile): New function.
8349 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8350 (Output_merge_string::do_print_to_mapfile): New function.
8351 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8353 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8355 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8357 * Makefile.am (CCFILES): Add mapfile.cc.
8358 (HFILES): Add mapfile.h.
8359 * Makefile.in: Rebuild.
8361 2008-05-19 Ian Lance Taylor <iant@google.com>
8363 * options.h (class General_options): Add -z relro.
8364 * layout.cc (Layout::Layout): Initialize relro_segment_.
8365 (Layout::add_output_section_data): Return the output section.
8366 (Layout::make_output_section): Rcognize relro sections and mark
8368 (Layout::attach_allocated_section_to_segment): Put relro sections
8369 in a PT_GNU_RELRO segment.
8370 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8372 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8374 (Layout::linkonce_mapping): Map d.rel.ro.local to
8376 (Layout::output_section_name): Us .data.rel.ro.local for any
8377 section which begins with that.
8378 * layout.h (class Layout): Update add_output_section_data
8379 declaration. Add relro_segment_ field.
8380 * output.cc (Output_section::Output_section): Initialize is_relro_
8381 and is_relro_local_ fields.
8382 (Output_segment::add_output_section): Group relro sections.
8383 (Output_segment::is_first_section_relro): New function.
8384 (Output_segment::maximum_alignment): If there is a relro section,
8385 align the segment to the common page size.
8386 (Output_segment::set_section_addresses): Track whether we are
8387 looking at relro sections. If the last section is a relro
8388 section, align to the common page size.
8389 (Output_segment::set_section_list_addresses): Add in_relro
8390 parameter. Change all callers. Align to the page size when
8391 moving from relro to non-relro section.
8392 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8394 * output.h (class Output_section): Add is_relro_ and
8395 is_relro_local_ fields.
8396 (Output_section::is_relro): New function.
8397 (Output_section::set_is_relro): New function.
8398 (Output_section::is_relro_local): New function.
8399 (Output_section::set_is_relro_local): New function.
8400 (class Output_segment): Update declarations.
8401 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8402 * sparc.cc (Target_sparc::got_section): Likewise.
8403 * x86_64.cc (Target_x86_64::got_section): Likewise.
8404 * testsuite/relro_test_main.cc: New file.
8405 * testsuite/relro_test.cc: New file.
8406 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8407 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8408 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8409 (relro_test.so, relro_test_pic.o): New targets.
8410 * testsuite/Makefile.in: Rebuild.
8412 2008-05-16 Ian Lance Taylor <iant@google.com>
8414 * output.cc (Output_segment::add_output_section): Remove front
8416 * output.h (class Output_segment): Remove
8417 add_initial_output_section and overloaded add_output_section.
8418 Update declaration of remaining add_output_section.
8419 * layout.cc (Layout::create_interp): Call add_output_section
8420 rather than add_initial_output_section.
8421 (Layout::finish_dynamic_section): Likewise.
8423 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8424 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8425 know the dynamic type.
8426 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8427 field. Initialize it in constructor.
8428 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8429 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8430 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8433 * output.cc (Output_reloc::get_address): Change return type to
8435 * output.h (class Output_reloc): Update get_address declaration.
8436 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8437 for section addresses.
8439 2008-05-09 Ian Lance Taylor <iant@google.com>
8442 * gold.cc (gold_nomem): Use return value of write.
8444 2008-05-08 Ian Lance Taylor <iant@google.com>
8446 * symtab.c (Symbol::init_base_output_data): Add version
8447 parameter. Change all callers.
8448 (Symbol::init_base_output_segment): Likewise.
8449 (Symbol::init_base_constant): Likewise.
8450 (Symbol::init_base_undefined): Likewise.
8451 (Sized_symbol::init_output_data): Likewise.
8452 (Sized_symbol::init_output_segment): Likewise.
8453 (Sized_symbol::init_constant): Likewise.
8454 (Sized_symbol::init_undefined): Likewise.
8455 (Symbol_table::do_define_in_output_data): If the new symbol has a
8456 version, mark it as the default.
8457 (Symbol_table::do_define_in_output_segment): Likewise.
8458 (Symbol_table::do_define_as_constant): Likewise.
8459 * symtab.h (class Symbol): Update declarations.
8460 (class Sized_symbol): Likewise.
8461 * resolve.cc (Symbol::override_version): New function.
8462 (Symbol::override_base): Call override_version.
8463 (Symbol::override_base_with_special): Likewise.
8464 * testsuite/ver_script_8.script: New file.
8465 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8466 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8467 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8468 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8470 2008-05-06 Ian Lance Taylor <iant@google.com>
8473 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8475 (class General_options): Remove existing --undefined, and add
8476 --no-undefined instead. Add new --undefined as synonym for -u.
8477 * archive.cc (Archive::add_symbols): Check whether symbol was
8479 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8480 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8481 all uses. Add IS_UNDEFINED. Update declarations to split
8482 different versions of init_base. Declare init_base_undefined.
8483 (Symbol::is_defined): Handle IS_UNDEFINED.
8484 (Symbol::is_undefined): Likewise.
8485 (Symbol::is_weak_undefined): Call is_undefined.
8486 (Symbol::is_absolute): Handle IS_CONSTANT.
8487 (class Sized_symbol): Update declarations to split different
8488 versions of init. Declare init_undefined.
8489 (class Symbol_table): Declare new functions.
8490 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8492 (Symbol::init_base_output_data): Likewise.
8493 (Symbol::init_base_output_segment): Likewise.
8494 (Symbol::init_base_constant): Likewise.
8495 (Symbol::init_base_undefined): New function.
8496 (Sized_symbol::init_object): Rename from init. Change all
8498 (Sized_symbol::init_output_data): Likewise.
8499 (Sized_symbol::init_output_segment): Likewise.
8500 (Sized_symbol::init_constant): Likewise.
8501 (Sized_symbol::init_undefined): New function.
8502 (Symbol_table::add_undefined_symbols_from_command_line): New
8504 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8506 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8507 (Symbol::output_section): Likewise.
8508 (Symbol::set_output_section): Likewise.
8509 (Symbol_table::sized_finalize_symbol): Likewise.
8510 (Symbol_table::sized_write_globals): Likewise.
8511 * resolve.cc (Symbol_table::should_override): Likewise.
8512 (Symbol::override_base_with_special): Likewise.
8514 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8515 symbol, change it to have default visibility.
8516 * testsuite/protected_1.cc: New file.
8517 * testsuite/protected_2.cc: New file.
8518 * testsuite/protected_3.cc: New file.
8519 * testsuite/protected_main_1.cc: New file.
8520 * testsuite/protected_main_2.cc: New file.
8521 * testsuite/protected_main_3.cc: New file.
8522 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8523 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8524 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8525 (protected_1.so): New target.
8526 (protected_1_pic.o, protected_2_pic.o): New targets.
8527 (protected_3_pic.o): New target.
8528 (check_PROGRAMS): Add protected_2.
8529 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8530 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8531 * testsuite/Makefile.in: Rebuild.
8533 * options.h (DEFINE_var): Add set_user_set_##varname__.
8534 (DEFINE_bool_alias): New macro.
8535 (class General_options): Define -Bstatic using DEFINE_bool_alias
8536 rather than DEFINE_special. Add --undefined as an alias for -z
8538 * options.cc (General_options::parse_Bstatic): Remove.
8540 * options.h (class General_options): Add --fatal-warnings.
8541 * main.cc (main): Implement --fatal-warnings.
8542 * errors.h (Errors::warning_count): New function.
8544 * options.h (class General_options): Add -Bsymbolic-functions.
8545 * symtab.h (Symbol::is_preemptible): Check for
8546 -Bsymbolic-functions.
8548 2008-05-05 Ian Lance Taylor <iant@google.com>
8550 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8551 as noVARNAME rather than no-VARNAME.
8552 (class General_options): Add option -z combreloc.
8553 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8555 (Output_reloc::sort_before) [SHT_REL]: New function.
8556 (Output_reloc::sort_before) [SHT_RELA]: New function.
8557 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8558 Sort_relocs_comparison.
8559 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8560 parameter. Change all callers.
8561 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8562 sort_relocs parameter. Change all callers.
8563 * output.cc (Output_reloc::get_address): New function, broken out
8565 (Output_reloc::write_rel): Call it.
8566 (Output_reloc::compare): New function.
8567 (Output_data_reloc_base::do_write): Optionally sort relocs.
8569 * configure.ac: If targ_extra_obj is set, link it in.
8570 * configure.tgt: Initialize all variables.
8571 (x86_64*): Set targ_extra_obj and targ_extra_size.
8572 * configure: Rebuild.
8574 * object.cc (Sized_relobj::include_section_group): Adjust section
8575 indexes read from group data. Build vector to pass to
8577 * layout.cc (Layout::layout_group): Add flags and shndxes
8578 parameters. Remove contents parameter. Change caller. Update
8579 explicit instantiations.
8580 * layout.h (class Layout): Update layout_group declaration.
8581 * output.cc (Output_data_group::Output_data_group): Add flags and
8582 input_shndxes parameters. Remove contents parameter. Change
8584 (Output_data_group::do_write): Change input_sections_ to
8586 * output.h (class Output_data_group): Update constructor
8587 declaration. Rename input_sections_ to input_shndxes_.
8588 * testsuite/many_sections_test.cc: Add template.
8590 2008-04-30 Cary Coutant <ccoutant@google.com>
8592 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8594 * layout.cc (Layout::include_section): Refactored check for debug
8596 (Layout::add_comdat): Add new parameters. Change type
8597 of signature parameter. Add object and shndx to signatures table.
8598 (Layout::find_kept_object): New function.
8599 * layout.h: Include <cstring>.
8600 (Layout::is_debug_info_section): New function.
8601 (Layout::add_comdat): Add new parameters.
8602 (Layout::find_kept_object): New function.
8603 (Layout::Kept_section): New struct.
8604 (Layout::Signatures): Change type of map range.
8605 * object.cc (Relobj::output_section_address): New function.
8606 (Sized_relobj::include_section_group): Add new parameters. Change
8607 calls to Layout::add_comdat. Change to build table of kept comdat
8608 groups and table mapping discarded sections to kept sections.
8609 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8610 (Sized_relobj::do_layout): Change calls to include_section_group and
8611 include_linkonce_section.
8612 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8613 value to zero when section is discarded.
8614 (Sized_relobj::map_to_kept_section): New function.
8615 * object.h (Relobj::output_section_address): New function.
8616 (Relobj::Comdat_group): New type.
8617 (Relobj::find_comdat_group): New function.
8618 (Relobj::Comdat_group_table): New type.
8619 (Relobj::Kept_comdat_section): New type.
8620 (Relobj::Kept_comdat_section_table): New type.
8621 (Relobj::add_comdat_group): New function.
8622 (Relobj::set_kept_comdat_section): New function.
8623 (Relobj::get_kept_comdat_section): New function.
8624 (Relobj::comdat_groups_): New field.
8625 (Relobj::kept_comdat_sections_): New field.
8626 (Symbol_value::input_value): Update comment.
8627 (Sized_relobj::map_to_kept_section) New function.
8628 (Sized_relobj::include_linkonce_section): Add new parameter.
8629 * target-reloc.h (Comdat_behavior): New type.
8630 (get_comdat_behavior): New function.
8631 (relocate_section): Add code to map a discarded section to the
8632 corresponding kept section when applying a relocation.
8634 2008-04-30 Craig Silverstein <csilvers@google.com>
8636 * dwarf_reader.cc (next_generation_count): New static var.
8637 (Addr2line_cache_entry): New struct.
8638 (addr2line_cache): New static var.
8639 (Dwarf_line_info::one_addr2line): Added caching.
8640 (Dwarf_line_info::clear_addr2line_cache): New function.
8641 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8642 cache-size parameter.
8643 (Dwarf_line_info::one_addr2line_cache): New function.
8644 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8645 new cache-size argument to one_addr2line(), and clear cache.
8647 2008-04-28 Cary Coutant <ccoutant@google.com>
8649 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8650 R_386_PC8 relocations.
8652 2008-04-23 Ian Lance Taylor <iant@google.com>
8654 * object.cc (Sized_relobj::include_section_group): Check for
8655 invalid section group.
8657 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8660 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8661 than read for file header.
8662 * archive.cc (Archive::include_member): Likewise.
8664 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8666 * aclocal.m4: Regenerate.
8667 * configure: Regenerate.
8669 2008-04-19 Ian Lance Taylor <iant@google.com>
8671 * version.cc (version_string): Bump to 1.6.
8673 * testsuite/Makefile.am (many_sections_r_test): New target.
8674 (many_sections_r_test_SOURCES): Remove.
8675 (many_sections_r_test_DEPENDENCIES): Remove.
8676 (many_sections_r_test_LDFLAGS): Remove.
8677 (many_sections_r_test_LDADD): Remove.
8679 * object.cc (Sized_relobj::do_add_symbols): Always pass
8680 local_symbol_count_ to add_from_relobj.
8682 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8683 every thousand variables.
8684 * testsuite/Makefile.in: Rebuild.
8686 * object.cc (Xindex::initialize_symtab_xindex): New function.
8687 (Xindex::read_symtab_xindex): New function.
8688 (Xindex::sym_xindex_to_shndx): New function.
8689 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8691 (Sized_relobj::do_initialize_xindex): New function.
8692 (Sized_relobj::do_read_symbols): Adjust section links.
8693 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8694 parameter. Change all callers.
8695 (Sized_relobj::include_section_group): Adjust section links and
8696 symbol section indexes.
8697 (Sized_relobj::do_layout): Adjust section links.
8698 (Sized_relobj::do_count_local_symbols): Adjust section links and
8699 symbol section indexes.
8700 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8701 ordinary and special symbols.
8702 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8703 dynsym_xindex parameters. Change all callers. Adjust section
8704 links. Use SHN_XINDEX when needed.
8705 (Sized_relobj::get_symbol_location_info): Adjust section links.
8706 Don't get fooled by special symbols.
8707 * object.h (class Xindex): Define.
8708 (class Object): Add xindex_ parameter. Declare virtual functoin
8709 do_initialize_xindex.
8710 (Object::adjust_sym_shndx): New function.
8711 (Object::set_xindex): New protected function.
8712 (class Symbol_value): Add is_ordinary_shndx_ field.
8713 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8714 (Symbol_value::value): Assert ordinary section.
8715 (Symbol_value::initialize_input_to_output_map): Likewise.
8716 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8718 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8720 (class Sized_relobj): Update declarations.
8721 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8722 parameter. Change all callers.
8723 (Sized_relobj::adjust_shndx): New function.
8724 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8726 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8727 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8728 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8729 (Sized_dynobj::read_dynsym_section): Adjust section links.
8730 (Sized_dynobj::read_dynamic): Likewise.
8731 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8733 (Sized_dynobj::do_initialize_xindex): New function.
8734 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8735 do_initialize_xindex.
8736 (Sized_dynobj::adjust_shndx): New function.
8737 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8738 dynsym_xindex_ fields.
8739 (Layout::finalize): Add a call to set_section_indexes before
8740 creating the symtab sections.
8741 (Layout::set_section_indexes): Don't do anything if the section
8742 already has a section index.
8743 (Layout::create_symtab_sections): Add shnum parameter. Change
8744 caller. Create .symtab_shndx section if needed.
8745 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8747 (Layout::allocated_output_section_count): New function.
8748 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8750 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8751 fields. Update declarations.
8752 (Layout::symtab_xindex): New function.
8753 (Layout::dynsym_xindex): New function.
8754 (class Write_symbols_task): Add layout_ field.
8755 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8757 * output.cc (Output_section_headers::Output_section_headers): Add
8758 shstrtab_section parameter. Change all callers.
8759 (Output_section_headers::do_sized_write): Store overflow values
8760 for section count and section string table section index in
8761 section header zero.
8762 (Output_file_header::do_sized_write): Check for overflow of
8763 section count and section string table section index.
8764 (Output_symtab_xindex::do_write): New function.
8765 (Output_symtab_xindex::endian_do_write): New function.
8766 * output.h (class Output_section_headers): Add shstrtab_section_.
8767 Update declarations.
8768 (class Output_symtab_xindex): Define.
8769 (Output_section::has_out_shndx): New function.
8770 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8772 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8774 (Sized_symbol::init): Likewise.
8775 (Symbol::output_section): Check for ordinary symbol.
8776 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8777 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8779 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8780 Change all callers. Simplify handling of symbols from sections
8781 not included in the link.
8782 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8784 (Weak_alias_sorter::operator()): Assert that symbols are
8786 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8788 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8789 parameters. Change all callers.
8790 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8791 symbol distinction. Use SHN_XINDEX when needed.
8792 (Symbol_table::write_section_symbol): Add symtab_xindex
8793 parameter. Change all callers.
8794 (Symbol_table::sized_write_section_symbol): Likewise. Use
8795 SHN_XINDEX when needed.
8796 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8798 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8799 (Symbol::is_defined): Check is_ordinary.
8800 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8801 (Symbol::is_absolute, Symbol::is_common): Likewise.
8802 (class Sized_symbol): Update declarations.
8803 (class Symbol_table): Update declarations.
8804 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8805 parameters. Change all callers.
8806 (Sized_symbol::override): Likewise.
8807 (Symbol_table::override): Likewise.
8808 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8809 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8810 is_ordinary, and orig_st_shndx parameters. Change all callers.
8811 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8812 to be in an ordinary section.
8813 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8814 object and is_ordinary parameters. Change all callers.
8815 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8816 Change all callers. Don't add undefined or non-ordinary symbols
8818 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8820 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8822 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8823 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8824 (Sized_relobj::relocate_sections): Likewise.
8825 * target-reloc.h (scan_relocs): Adjust section symbol index.
8826 (scan_relocatable_relocs): Likewise.
8827 * i386.cc (Scan::local): Check for ordinary symbols.
8828 * sparc.cc (Scan::local): Likewise.
8829 * x86_64.cc (Scan::local): Likewise.
8830 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8831 to symbol_section_and_value.
8832 * testsuite/many_sections_test.cc: New file.
8833 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8834 (check_PROGRAMS): Add many_sections_test.
8835 (many_sections_test_SOURCES): Define.
8836 (many_sections_test_DEPENDENCIES): Define.
8837 (many_sections_test_LDFLAGS): Define.
8838 (BUILT_SOURCES): Add many_sections_define.h.
8839 (many_sections_define.h): New target.
8840 (BUILT_SOURCES): Add many_sections_check.h.
8841 (many_sections_check.h): New target.
8842 (check_PROGRAMS): Add many_sections_r_test.
8843 (many_sections_r_test_SOURCES): Define.
8844 (many_sections_r_test_DEPENDENCIES): Define.
8845 (many_sections_r_test_LDFLAGS): Define.
8846 (many_sections_r_test_LDADD): Define.
8847 (many_sections_r_test.o): New target.
8848 * testsuite/Makefile.in: Rebuild.
8850 2008-04-17 Cary Coutant <ccoutant@google.com>
8852 * errors.cc (Errors::info): New function.
8853 (gold_info): New function.
8854 * errors.h (Errors::info): New function.
8855 * gold.h (gold_info): New function.
8856 * object.cc (Input_objects::add_object): Print trace output.
8857 * options.cc (options::parse_set): New function.
8858 (General_options::parse_wrap): Deleted.
8859 (General_options::General_options): Deleted initializer.
8860 * options.h (options::String_set): New typedef.
8861 (options::parse_set): New function.
8862 (DEFINE_set): New macro.
8863 (General_options::wrap): Changed to use DEFINE_set. Changed
8864 callers of any_wrap_symbols and is_wrap_symbol.
8865 (General_options::trace, General_options::trace_symbol):
8867 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8868 (General_options::wrap_symbols_): Deleted.
8869 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8871 2008-04-17 David S. Miller <davem@davemloft.net>
8873 * options.cc (General_options::parse_V): New function.
8874 * options.h: Add entries for -V and -Qy.
8876 2008-04-17 Ian Lance Taylor <iant@google.com>
8878 * common.cc (Symbol_table::allocate_commons): Remove options
8879 parameter. Change caller.
8880 (Symbol_table::do_allocate_commons): Remove options parameter.
8881 Change caller. Just call do_allocate_commons_list twice.
8882 (Symbol_table::do_allocate_commons_list): New function, broken out
8883 of do_allocate_commons.
8884 * common.h (class Allocate_commons_task): Remove options_ field.
8886 * symtab.cc (Symbol_table::Symbol_table): Initialize
8888 (Symbol_table::add_from_object): Put TLS common symbols on
8890 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8891 which are IN_OUTPUT_DATA.
8892 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8893 allocate_commons and do_allocate_commons declarations. Declare
8894 do_allocate_commons_list.
8895 * gold.cc (queue_middle_tasks): Update creation of
8896 Allocate_commons_task to not pass options.
8897 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8898 (TLS_TEST_C_FLAGS): New variable.
8899 (tls_test_c_pic.o): New target.
8900 (tls_test_shared.so): Link in tls_test_c_pic.o.
8901 (tls_test_c_pic_ie.o): New target.
8902 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8903 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8904 (tls_test_c.o): New target.
8905 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8906 (tls_pic_test_LDADD): Likewise.
8907 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8908 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8909 (tls_test_c_gnu2.o): New target.
8910 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8912 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8913 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8914 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8915 * testsuite/tls_test.cc: Include "config.h".
8916 (t_last): Call t11_last.
8917 * testsuite/tls_test.h (t11, t11_last): Declare.
8918 * testsuite/tls_test_c.c: New file.
8919 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8920 * configure.ac: Check for OpenMP support.
8921 * configure, config.in, Makefile.in: Rebuild.
8922 * testsuite/Makefile.in: Rebuild.
8924 2008-04-16 Cary Coutant <ccoutant@google.com>
8926 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8927 (Target_i386::tls_base_symbol_defined_): New field.
8928 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8929 (Target_i386::Scan::global): Likewise.
8930 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8931 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8932 (Target_x86_64::tls_base_symbol_defined_): New field.
8933 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8934 (Target_x86_64::Scan::global): Likewise.
8936 2008-04-16 Cary Coutant <ccoutant@google.com>
8938 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8939 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8940 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8941 building shared libraries.
8942 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8943 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8944 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8945 * testsuite/Makefile.in: Rebuild.
8946 * testsuite/weak_undef.h: New file.
8947 * testsuite/weak_undef_file1.cc: Add extra test cases.
8948 * testsuite/weak_undef_file2.cc: Likewise.
8949 * testsuite/weak_undef_test.cc: Likewise.
8951 2008-04-16 David S. Miller <davem@davemloft.net>
8953 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8954 Add issued_non_pic_error_ field. Declare check_non_pic.
8955 (Target_sparc::Scan::check_non_pic): New function.
8956 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8957 (Target_sparc::Scan::global): Likewise.
8959 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8960 * configure: Rebuild.
8962 * options.h (DEFINE_enable): New macro.
8963 (new_dtags): New enable option.
8964 (initfirst, interpose, loadfltr, nodefaultlib,
8965 nodelete, nodlopen, nodump): New -z options.
8966 * layout.cc (Layout:finish_dynamic_section): If new
8967 dtags enabled, emit DT_RUNPATH. Also, emit a
8968 DT_FLAGS_1 containing any specified -z flags.
8970 2008-04-16 Ian Lance Taylor <iant@google.com>
8972 * copy-relocs.cc: New file.
8973 * copy-relocs.h: New file.
8974 * reloc.cc: Remove Copy_relocs code.
8975 * reloc.h: Likewise.
8976 * reloc-types.h (struct Reloc_types) [both versions]: Add
8977 get_reloc_addend_noerror.
8978 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8979 variants of add_global which take an addend which must be zero.
8980 * i386.cc: Include "copy-relocs.h".
8981 (class Target_i386): Change type of copy_relocs_ to variable,
8983 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8985 (Target_i386::do_finalize_sections): Change handling of
8987 * sparc.cc: Include "copy-relocs.h".
8988 (class Target_sparc): Change type of copy_relocs_ to variable,
8990 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8992 (Target_sparc::do_finalize_sections): Change handling of
8994 * x86_64.cc: Include "copy-relocs.h".
8995 (class Target_x86_64): Change type of copy_relocs_ to variable,
8997 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8998 class. Change all callers.
8999 (Target_x86_64::do_finalize_sections): Change handling of
9001 * Makefile.am (CCFILES): Add copy-relocs.cc.
9002 (HFILES): Add copy-relocs.h.
9004 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9006 * testsuite/script_test_4.sh: Permit leading zeroes.
9008 2008-04-15 Ian Lance Taylor <iant@google.com>
9010 * script-sections.cc (Script_sections::create_segments): Use
9011 header_size_adjustment even when there is enough room for the
9013 * testsuite/script_test_4.sh: New file.
9014 * testsuite/script_test_4.t: New file.
9015 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9016 (check_DATA): Add script_test_4.stdout.
9017 (MOSTLYCLEANFILES): Likewise.
9018 (script_test_4): New target.
9019 (script_test_4.stdout): New target.
9020 * testsuite/Makefile.in: Rebuild.
9022 * sparc.cc: Add definitions for Output_data_plt_sparc class
9025 2008-04-14 David S. Miller <davem@davemloft.net>
9027 * sparc.cc: New file.
9028 * Makefile.am (TARGETSOURCES): Add sparc.cc
9029 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9030 * configure.tgt: Document targ_extra_size and
9031 targ_extra_big_endian. Add entries for sparc-* and
9033 * configure.ac: Handle targ_extra_size and
9034 targ_extra_big_endian.
9035 * Makefile.in: Rebuild.
9036 * configure: Likewise.
9037 * po/POTFILES.in: Likewise.
9038 * po/gold.pot: Likewise.
9040 2008-04-14 Ian Lance Taylor <iant@google.com>
9042 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9043 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9044 in the name/type/flags to section mapping. Don't call
9045 allocate_output_section.
9046 (Layout::choose_output_section): Change parameter from adjust_name
9047 to is_input_section. Don't permit input sections after sections
9048 are attached to segments. Don't call allocate_output_section.
9049 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9050 not write_enable_output_section.
9051 (Layout::make_output_section): Don't push to
9052 unattached_section_list_ nor call attach_to_segment. Call
9053 attach_section_to_segment if sections are attached.
9054 (Layout::attach_sections_to_segments): New function.
9055 (Layout::attach_section_to_segment): New function.
9056 (Layout::attach_allocated_section_to_segment): Rename from
9057 attach_to_segment. Remove flags parameter.
9058 (Layout::allocate_output_section): Remove function.
9059 (Layout::write_enable_output_section): Remove function.
9060 * layout.h (class Layout): Update for above changes. Add new
9061 field sections_are_attached_.
9062 * output.h (Output_section::update_flags_for_input_section): New
9064 * output.cc (Output_section::add_input_section): Call
9065 update_flags_for_input_section.
9066 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9068 2008-04-11 Cary Coutant <ccoutant@google.com>
9070 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9071 thought unnecessary.
9072 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9074 2008-04-11 Ian Lance Taylor <iant@google.com>
9076 * output.h (class Output_section_data): Remove inline definition
9078 * output.cc (Output_section_data::set_addralign): New function.
9080 2008-04-11 Cary Coutant <ccoutant@google.com>
9082 Add support for TLS descriptors for i386 and x86_64.
9083 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9084 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9085 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9087 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9088 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9089 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9091 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9092 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9093 Fix problem with initial-exec relocations.
9094 (Target_i386::Relocate::relocate_tls): Likewise.
9095 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9097 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9098 support for section-plus-offset dynamic table entries.
9099 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9100 (Output_data_dynamic::Dynamic_entry): Add support for
9101 section-plus-offset dynamic table entries.
9102 (Output_data_dynamic::Classification): Likewise.
9103 (Output_data_dynamic::classification_): Renamed offset_.
9104 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9105 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9106 (Target_x86_64::make_plt_section): New function.
9107 (Target_x86_64::reserve_tlsdesc_entries): New function.
9108 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9109 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9110 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9111 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9112 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9113 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9114 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9115 add extra PLT entry for TLS descriptors.
9116 (Output_data_plt_x86_64::got_): New field.
9117 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9118 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9120 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9122 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9123 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9124 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9125 R_386_TLS_DESC_CALL relocations.
9126 (Target_x86_64::Scan::global): Likewise.
9127 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9128 for TLS descriptors.
9129 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9130 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9131 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9132 GD-to-IE relaxation.
9133 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9134 and TLS_DESCRIPTORS.
9135 * Makefile.in: Rebuild.
9136 * configure: Rebuild.
9137 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9138 (tls_test_shared2.so): New target.
9139 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9140 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9141 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9142 (tls_shared_gd_to_ie_test_LDADD): New variable.
9143 (tls_shared_gnu2_gd_to_ie_test): New target.
9144 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9146 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9147 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9148 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9149 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9150 (tls_shared_gnu2_test): New target.
9151 (tls_test_gnu2_shared.so): New target.
9152 (tls_shared_gnu2_test_SOURCES): New variable.
9153 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9154 (tls_shared_gnu2_test_LDFLAGS): New variable.
9155 (tls_shared_gnu2_test_LDADD): New variable.
9156 * testsuite/Makefile.in: Rebuild.
9157 * testsuite/Makefile.
9159 2008-04-11 Ian Lance Taylor <iant@google.com>
9161 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9163 * testsuite/Makefile.in: Rebuild.
9165 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9167 * testsuite/script_test_2.cc (main): Adjust test.
9169 2008-04-11 David S. Miller <davem@davemloft.net>
9170 Ian Lance Taylor <iant@google.com>
9172 * options.h (General_options): Add entries for '-Y' and
9174 * options.cc (General_options:finalize): If -Y was used, add those
9175 entries to the library path instead of the default "/lib" and
9178 2008-04-11 David S. Miller <davem@davemloft.net>
9180 * testsuite/justsyms.t: Start at 0x100.
9181 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9182 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9184 * testsuite/script_test_2.cc: Adjust string and section length
9187 2008-04-09 Ian Lance Taylor <iant@google.com>
9190 * script-sections.cc (Sections_element::allocate_to_segment): Add
9192 (Output_section_definition::allocate_to_segment): Likewise.
9193 (Orphan_output_section::allocate_to_segment): Likewise.
9194 (Script_sections::attach_sections_using_phdrs_clause): Don't
9195 propagate non-PT_LOAD segments to orphan sections.
9196 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9197 readelf rather than objdump.
9198 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9199 .interp section and PT_INTERP segment are the same size.
9200 * testsuite/Makefile.in: Rebuild.
9202 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9203 aliases for symbols defined in the same object.
9204 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9205 (weak_alias_test_SOURCES): New variable.
9206 (weak_alias_test_DEPENDENCIES): New variable.
9207 (weak_alias_test_LDFLAGS): New variable.
9208 (weak_alias_test_LDADD): New variable.
9209 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9210 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9211 (weak_alias_test_3.o): New target.
9212 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9213 * testsuite/weak_alias_test_main.cc: New file.
9214 * testsuite/weak_alias_test_1.cc: New file.
9215 * testsuite/weak_alias_test_2.cc: New file.
9216 * testsuite/weak_alias_test_3.cc: New file.
9218 2008-04-08 Ian Lance Taylor <iant@google.com>
9220 * options.h (class General_options): Add --noinhibit-exec option.
9221 * main.cc (main): Check --noinhibit-exec.
9223 * options.h (class General_options): Define --wrap as a special
9224 option. Add wrap_symbols_ field.
9225 (General_options::any_wrap_symbols): New function.
9226 (General_options::is_wrap_symbol): New function.
9227 * options.cc (General_options::parse_wrap): New function.
9228 (General_options::General_options): Initialize wrap_symbols_.
9229 * symtab.cc (Symbol_table::wrap_symbol): New function.
9230 (Symbol_table::add_from_object): Handle --wrap.
9231 * symtab.h (class Symbol_table): Declare wrap_symbol.
9232 * target.h (Target::wrap_char): New function.
9233 (Target::Target_info): Add wrap_char field.
9234 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9235 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9236 * testsuite/testfile.cc (Target_test::test_target_info):
9239 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9242 * layout.h (class Layout): Add added_eh_frame_data_ field.
9243 * layout.cc (Layout::Layout): Initialize new field.
9244 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9245 output section until we find a section we merged successfully.
9246 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9247 that the size be non-zero.
9249 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9252 2008-04-08 Craig Silverstein <csilvers@google.com>
9254 * configure.ac: Export new conditional variable HAVE_ZLIB.
9255 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9257 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9258 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9260 2008-04-07 Ian Lance Taylor <iant@google.com>
9262 * version.cc (version_string): Set to "1.5".
9264 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9265 Add issued_non_pic_error_ field. Declare check_non_pic.
9266 (Target_x86_64::Scan::check_non_pic): New function.
9267 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9268 (Target_x86_64::Scan::global): Likewise.
9270 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9271 addend parameter. Change caller. Handle merge sections.
9272 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9273 Address to Addend. Don't add in the result of
9274 local_section_offset, pass down the addend and use the returned
9276 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9277 Update declarations of local_section_offset and symbol_value.
9278 * testsuite/two_file_test_1.cc (t18): New function.
9279 * testsuite/two_file_test_2.cc (f18): New function.
9280 * testsuite/two_file_test_main.cc (main): Call t18.
9281 * testsuite/two_file_test.h (t18, f18): Declare.
9283 * configure.ac: Don't test for objdump, c++filt, or readelf.
9284 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9286 (TEST_READELF): New variable.
9287 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9288 (check_PROGRAMS): Add two_file_strip_test.
9289 (two_file_strip_test): New target.
9290 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9291 (two_file_same_shared_strip_test_SOURCES): New variable.
9292 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9293 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9294 (two_file_same_shared_strip_test_LDADD): New variable.
9295 (two_file_shared_strip.so): New target.
9296 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9297 (ver_test_5.syms, ver_test_7.syms): Likewise.
9298 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9299 (strip_test_3.stdout): Use TEST_OBJDUMP.
9300 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9302 2008-04-04 Cary Coutant <ccoutant@google.com>
9304 * symtab.h (Symbol::is_weak_undefined): New function.
9305 (Symbol::is_strong_undefined): New function.
9306 (Symbol::is_absolute): New function.
9307 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9308 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9310 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9311 (weak_undef_test): New target.
9312 * testsuite/Makefile.in: Rebuild.
9313 * testsuite/weak_undef_file1.cc: New file.
9314 * testsuite/weak_undef_file2.cc: New file.
9315 * testsuite/weak_undef_test.cc: New file.
9317 2008-04-03 Craig Silverstein <csilvers@google.com>
9319 * compressed_output.h (class Output_compressed_section): Use
9321 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9323 (zlib_compressed_suffix): Removed.
9324 (Output_compressed_section::set_final_data_size): Use unsigned
9326 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9327 Fix linker invocation.
9328 (flagstest_o_specialfile_and_compress_debug_sections):
9330 * testsuite/Makefile.in: Regenerated.
9332 2008-04-02 David S. Miller <davem@davemloft.net>
9334 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9335 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9337 2008-04-02 Craig Silverstein <csilvers@google.com>
9341 2008-04-02 Ian Lance Taylor <iant@google.com>
9343 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9344 parameters. Update for new key type to views_. Change all
9346 (File_read::read): Adjust for byteshift in returned view.
9347 (File_read::add_view): New function, broken out of
9349 (File_read::make_view): New function, broken out of
9351 (File_read::find_or_make_view): Add offset and aligned
9352 parameters. Rewrite accordingly. Change all callers.
9353 (File_read::get_view): Add offset and aligned parameters. Adjust
9354 for byteshift in return value.
9355 (File_read::get_lasting_view): Likewise.
9356 * fileread.h (class File_read): Update declarations.
9357 (class File_read::View): Add byteshift_ field. Add byteshift to
9358 constructor. Add byteshift method.
9359 * archive.h (Archive::clear_uncached_views): New function.
9360 (Archive::get_view): Add aligned parameter. Change all callers.
9361 * object.h (Object::get_view): Add aligned parameter. Change all
9363 (Object::get_lasting_view): Likewise.
9365 * fileread.cc (File_read::release): Don't call clear_views if
9366 there are multiple objects.
9367 * fileread.h (File_read::clear_uncached_views): New function.
9368 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9371 2008-03-31 Cary Coutant <ccoutant@google.com>
9373 Add thin archive support.
9374 * archive.cc (Archive::armagt): New const.
9375 (Archive::setup): Remove task parameter and calls to unlock.
9376 (Archive::unlock_nested_archives): New function.
9377 (Archive::read_header): Add nested_off parameter. Change
9379 (Archive::interpret_header): Likewise.
9380 (Archive::include_all_members): Change to handle thin
9382 (Archive::include_member): Likewise.
9383 * archive.h (Archive::Archive): Add new parameters and
9385 (Archive::armagt): New const.
9386 (Archive::setup): Remove task parameter.
9387 (Archive::unlock_nested_archives): New function.
9388 (Archive::read_header): Add nested_off parameter.
9389 (Archive::interpret_header): Likewise.
9390 (Archive::Nested_archive_table): New typedef.
9391 (Archive::is_thin_archive_): New field.
9392 (Archive::nested_archives_): New field.
9393 (Archive::options_): New field.
9394 (Archive::dirpath_): New field.
9395 (Archive::task_): New field.
9396 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9397 for thin archives. Pass additional parameters to
9398 Archive::Archive. Unlock the archive file after calling
9401 2008-03-29 Ian Lance Taylor <iant@google.com>
9403 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9404 version symbol to be local.
9405 * testsuite/ver_test_4.sh: New file.
9406 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9407 (check_DATA): Add ver_test_4.syms.
9408 (ver_test_4.syms): New target.
9409 * testsuite/Makefile.in: Rebuild.
9412 (Output_section::Input_section_sort_entry::has_priority): New
9414 (Output_section::Input_section_sort_entry::match_file_name): New
9416 (Output_section::Input_section_sort_entry::match_section_name):
9418 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9420 (Output_section::Input_section_sort_entry::match_section_file):
9422 (Output_section::Input_section_sort_compare::operator()): Rewrite
9423 using new Input_section_sort_entry functions. Sort crtbegin and
9424 crtend first. Sort sections with no priority before sections with
9426 * testsuite/initpri1.c (d3): Check j != 4.
9427 (cd5): New constructor/destructor function.
9428 (main): Check j != 2.
9430 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9431 new symbol when resolving, don't call set_is_default.
9432 * testsuite/ver_test_7.cc: New file.
9433 * testsuite/ver_test_7.sh: New file.
9434 * testsuite/Makefile.am (ver_test_7.so): New target.
9435 (ver_test_7.o): New target.
9436 (check_SCRIPTS): Add ver_test_7.sh.
9437 (check_DATA): Add ver_test_7.syms.
9438 (ver_test_7.syms): New target.
9440 2008-03-28 Ian Lance Taylor <iant@google.com>
9442 * layout.cc (Layout::layout): If we see an input section with a
9443 name that needs sorting, set the must_sort flag for the output
9445 (Layout::make_output_section): If the name of the output section
9446 indicates that it might require sorting, set the may_sort flag.
9447 * output.h (Output_section::may_sort_attached_input_sections): New
9449 (Output_section::set_may_sort_attached_input_sections): New
9451 (Output_section::must_sort_attached_input_sections): New
9453 (Output_section::set_must_sort_attached_input_sections): New
9455 (class Output_section): Declare Input_section_sort_entry. Define
9456 Input_section_sort_compare. Declare
9457 sort_attached_input_sections. Add new fields:
9458 may_sort_attached_input_sections_,
9459 must_sort_attached_input_sections_,
9460 attached_input_sections_are_sorted_.
9461 * output.cc (Output_section::Output_section): Initialize new
9463 (Output_section::add_input_section): Add an entry to
9464 input_sections_ if may_sort or must_sort are true.
9465 (Output_section::set_final_data_size): Call
9466 sort_attached_input_sections if necessary.
9467 (Output_section::Input_section_sort_entry): Define new class.
9468 (Output_section::Input_section_sort_compare::operator()): New
9470 (Output_section::sort_attached_input_sections): New function.
9471 * configure.ac: Check whether the compiler supports constructor
9472 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9473 * testsuite/initpri1.c: New file.
9474 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9475 CONSTRUCTOR_PRIORITY.
9476 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9477 (initpri1_LDFLAGS): New variable.
9478 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9480 2008-03-27 Ian Lance Taylor <iant@google.com>
9482 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9483 * testsuite/common_test_1.c: New file.
9484 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9485 (common_test_1_SOURCES): New variable.
9486 (common_test_1_DEPENDENCIES): New variable.
9487 (common_test_1_LDFLAGS): New variable.
9489 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9490 and commons_ correctly when NAME/VERSION does not override
9492 * testsuite/ver_test_6.c: New file.
9493 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9494 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9495 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9497 2008-03-26 Ian Lance Taylor <iant@google.com>
9499 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9500 of an undefined symbol from a version script.
9501 * testsuite/Makefile.am (ver_test_5.so): New target.
9502 (ver_test_5.o): New target.
9503 (check_SCRIPTS): Add ver_test_5.sh.
9504 (check_DATA): Add ver_test_5.syms.
9505 (ver_test_5.syms): New target.
9506 * testsuite/ver_test_5.cc: New file.
9507 * testsuite/ver_test_5.script: New file.
9508 * testsuite/ver_test_5.sh: New file.
9509 * Makefile.in, testsuite/Makefile.in: Rebuild.
9512 Fix problems building gold with gcc 4.3.0.
9513 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9514 (gold_error_at_location, gold_warning_at_location): Use it.
9515 * configure.ac: Check whether we can compile and use a template
9516 function with a printf attribute.
9517 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9518 when jumping over bytes.
9519 * object.cc: Instantiate Object::read_section_data.
9520 * debug.h: Include <cstring>
9521 * dwarf_reader.cc: Include <algorithm>
9522 * main.cc: Include <cstring>.
9523 * options.cc: Include <cstring>.
9524 * output.cc: Include <cstring>.
9525 * script.cc: Include <cstring>.
9526 * script.h: Include <string>.
9527 * symtab.cc: Include <cstring> and <algorithm>.
9528 * target-select.cc: Include <cstring>.
9529 * version.cc: Include <string>.
9530 * testsuite/testmain.cc: Include <cstdlib>.
9531 * configure, config.in: Rebuild.
9533 2008-03-25 Ian Lance Taylor <iant@google.com>
9535 * options.cc: Include "../bfd/bfdver.h".
9536 (options::help): Print bug reporting address.
9538 * version.cc (print_version): Adjust output for current value of
9543 * options.cc (options::help): Print list of supported targets.
9544 * target-select.h: Include <vector>.
9545 (class Target_selector): Make machine_, size_, and is_big_endian_
9546 fields const. Add bfd_name_ and instantiated_target_ fields.
9547 (Target_selector::Target_selector): Add bfd_name parameter.
9548 (Target_selector::recognize): Make non-virtual, call
9550 (Target_selector::recognize_by_name): Make non-virtual, call
9551 do_recognize_by_name.
9552 (Target_selector::supported_names): New function.
9553 (Target_selector::bfd_name): New function.
9554 (Target_selector::do_instantiate_target): New pure virtual
9556 (Target_selector::do_recognize): New virtual function.
9557 (Target_selector::do_recognize_by_name): New virtual function.
9558 (Target_selector::instantiate_target): New private function.
9559 (supported_target_names): Declare.
9560 * target-select.cc (Target_selector::Target_selector): Update for
9561 new parameter and fields.
9562 (select_target_by_name): Check that the name matches before
9563 calling recognize_by_name.
9564 (supported_target_names): New function.
9565 * i386.cc (class Target_selector_i386): Update Target_selector
9566 constructor call. Remove recognize and recognize_by_name. Add
9567 do_instantiate_target.
9568 * x86_64.cc (class Target_selector_x86_64): Likewise.
9569 * testsuite/testfile.cc (class Target_selector_test): Update for
9570 changes to Target_selector.
9572 * README: Rewrite, with some notes on unsupported features.
9574 2008-03-24 Cary Coutant <ccoutant@google.com>
9576 * i386.cc (Target_i386::Got_type): New enum declaration.
9577 (Target_i386::Scan::local): Updated callers of Output_data_got
9579 (Target_i386::Scan::global): Likewise.
9580 (Target_i386::Relocate::relocate): Likewise.
9581 (Target_i386::Relocate::relocate_tls): Likewise.
9582 * object.h (Got_offset_list): New class.
9583 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9584 (Sized_relobj::local_got_offset): Likewise.
9585 (Sized_relobj::set_local_got_offset): Likewise.
9586 (Sized_relobj::local_has_tls_got_offset): Removed.
9587 (Sized_relobj::local_tls_got_offset): Removed.
9588 (Sized_relobj::set_local_tls_got_offset): Removed.
9589 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9590 * output.cc (Output_data_got::add_global): Added got_type parameter.
9591 (Output_data_got::add_global_with_rel): Likewise.
9592 (Output_data_got::add_global_with_rela): Likewise.
9593 (Output_data_got::add_global_pair_with_rel): New function.
9594 (Output_data_got::add_global_pair_with_rela): New function.
9595 (Output_data_got::add_local): Added got_type parameter.
9596 (Output_data_got::add_local_with_rel): Likewise.
9597 (Output_data_got::add_local_with_rela): Likewise.
9598 (Output_data_got::add_local_pair_with_rel): New function.
9599 (Output_data_got::add_local_pair_with_rela): New function.
9600 (Output_data_got::add_global_tls): Removed.
9601 (Output_data_got::add_global_tls_with_rel): Removed.
9602 (Output_data_got::add_global_tls_with_rela): Removed.
9603 (Output_data_got::add_local_tls): Removed.
9604 (Output_data_got::add_local_tls_with_rel): Removed.
9605 (Output_data_got::add_local_tls_with_rela): Removed.
9606 * output.h (Output_data_got::add_global): Added got_type parameter.
9607 (Output_data_got::add_global_with_rel): Likewise.
9608 (Output_data_got::add_global_with_rela): Likewise.
9609 (Output_data_got::add_global_pair_with_rel): New function.
9610 (Output_data_got::add_global_pair_with_rela): New function.
9611 (Output_data_got::add_local): Added got_type parameter.
9612 (Output_data_got::add_local_with_rel): Likewise.
9613 (Output_data_got::add_local_with_rela): Likewise.
9614 (Output_data_got::add_local_pair_with_rel): New function.
9615 (Output_data_got::add_local_pair_with_rela): New function.
9616 (Output_data_got::add_global_tls): Removed.
9617 (Output_data_got::add_global_tls_with_rel): Removed.
9618 (Output_data_got::add_global_tls_with_rela): Removed.
9619 (Output_data_got::add_local_tls): Removed.
9620 (Output_data_got::add_local_tls_with_rel): Removed.
9621 (Output_data_got::add_local_tls_with_rela): Removed.
9622 * resolve.cc (Symbol::override_base_with_special): Removed
9623 reference to has_got_offset_ field.
9624 * symtab.cc (Symbol::init_fields): Replaced initialization
9625 of got_offset_ with got_offsets_. Removed initialization
9627 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9628 (Symbol::got_offset): Likewise.
9629 (Symbol::set_got_offset): Likewise.
9630 (Symbol::has_tls_got_offset): Removed.
9631 (Symbol::tls_got_offset): Removed.
9632 (Symbol::set_tls_got_offset): Removed.
9633 (Symbol::got_offset_): Removed.
9634 (Symbol::tls_mod_got_offset_): Removed.
9635 (Symbol::tls_pair_got_offset_): Removed.
9636 (Symbol::got_offsets_): New field.
9637 (Symbol::has_got_offset): Removed.
9638 (Symbol::has_tls_mod_got_offset): Removed.
9639 (Symbol::has_tls_pair_got_offset): Removed.
9640 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9641 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9643 (Target_x86_64::Scan::global): Likewise.
9644 (Target_x86_64::Relocate::relocate): Likewise.
9645 (Target_x86_64::Relocate::relocate_tls): Likewise.
9647 2008-03-25 Ben Elliston <bje@au.ibm.com>
9649 * yyscript.y: Fix spelling error in comment.
9651 2008-03-24 Ian Lance Taylor <iant@google.com>
9653 * options.h (class General_options): Define build_id option.
9654 * layout.h (class Layout): Declare write_build_id, create_note,
9655 create_build_id. Add build_id_note_ member.
9656 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9657 "libiberty.h", "md5.h", "sha1.h".
9658 (Layout::Layout): Initialize eh_frame_data_,
9659 eh_frame_hdr_section_, and build_id_note_.
9660 (Layout::finalize): Call create_build_id.
9661 (Layout::create_note): New function, broken out of
9662 Layout::create_gold_note.
9663 (Layout::create_gold_note): Call create_note.
9664 (Layout::create_build_id): New function.
9665 (Layout::write_build_id): New function.
9666 (Close_task_runner::run): Call write_build_id.
9668 * x86_64.cc: Correct license to GPLv3.
9670 2008-03-23 Ian Lance Taylor <iant@google.com>
9672 * options.cc: Include "demangle.h".
9673 (parse_optional_string): New function.
9674 (parse_long_option): Handle takes_optional_argument.
9675 (parse_short_option): Update dash_z initializer. Handle
9676 takes_optional_argument.
9677 (General_options::General_options): Initialize do_demangle_.
9678 (General_options::finalize): Set do_demangle_. Handle demangling
9680 * options.h (parse_optional_string): Declare.
9681 (struct One_option): Add optional_arg field. Update constructor.
9682 Update call constructor calls. Add takes_optional_argument
9684 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9685 (DEFINE_optional_string): Define.
9686 (General_options::demangle): Change from DEFINE_bool to
9687 DEFINE_optional_string.
9688 (General_options::no_demangle): New function.
9689 (General_options::do_demangle): New function.
9690 (General_options::set_do_demangle): New function.
9691 (General_options::execstack_status_): Move definition to end of
9693 (General_options::static_): Likewise.
9694 (General_options::do_demangle_): New field.
9695 * object.cc (big_endian>::get_symbol_location_info): Call
9696 Options::do_demangle, not Options::demangle.
9697 * symtab.cc (demangle): Likewise.
9699 2008-03-22 Ian Lance Taylor <iant@google.com>
9701 * gold.h: Include <cstddef> and <sys/types.h>
9702 * options.h: Include <cstring>.
9704 2008-03-21 Ian Lance Taylor <iant@google.com>
9706 * Added source code to GNU binutils.