1 2011-01-25 Ian Lance Taylor <iant@google.com>
3 * script.cc (script_add_extern): Rewrite to use
6 2011-01-25 Doug Kwan <dougkwan@google.com>
8 * icf.cc (get_section_contents): Always lock section's object.
10 2011-01-24 Ian Lance Taylor <iant@google.com>
12 * options.h (class General_options): Accept
13 --no-detect-odr-violations.
15 2011-01-24 Ian Lance Taylor <iant@google.com>
17 * version.cc (version_string): Bump to 1.11.
19 2011-01-24 Ian Lance Taylor <iant@google.com>
21 * plugin.cc (class Plugin_rescan): Define new class.
22 (Plugin_manager::claim_file): Set any_claimed_.
23 (Plugin_manager::save_archive): New function.
24 (Plugin_manager::save_input_group): New function.
25 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
27 (Plugin_manager::new_undefined_symbol): New function.
28 (Plugin_manager::rescan): New function.
29 (Plugin_manager::rescannable_defines): New function.
30 (Plugin_manager::add_input_file): Set any_added_.
31 * plugin.h (class Plugin_manager): define new fields rescannable_,
32 undefined_symbols_, any_claimed_, and any_added_. Declare
33 Plugin_rescan as friend. Declare new functions.
34 (Plugin_manager::Rescannable): Define type.
35 (Plugin_manager::Rescannable_list): Define type.
36 (Plugin_manager::Undefined_symbol_list): Define type.
37 (Plugin_manager::Plugin_manager): Initialize new fields.
38 * archive.cc (Archive::defines_symbol): New function.
39 (Add_archive_symbols::run): Pass archive to plugins if any.
40 * archive.h (class Archive): Declare defines_symbol.
41 * readsyms.cc (Input_group::~Input_group): New function.
42 (Finish_group::run): Pass input_group to plugins if any.
43 * readsyms.h (class Input_group): Declare destructor.
44 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
47 2011-01-10 Ian Lance Taylor <iant@google.com>
49 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
51 (Layout::set_segment_offsets): Reset increase_relro before calling
52 set_section_addresses a second time.
54 2011-01-04 Cary Coutant <ccoutant@google.com>
56 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
57 sections before NOBITS sections.
59 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
61 * version.cc (print_version): Update copyright to 2011.
63 2010-12-23 Cary Coutant <ccoutant@google.com>
65 * output.h (Output_data_reloc::add_output_section): Pass OD instead
66 of OS to this->add. Add OD parameter to second form of the function.
68 2010-12-20 Ian Lance Taylor <iant@google.com>
70 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
71 second of two consecutive entries with same offset.
73 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
75 * testsuite/Makefile.am (ifuncmain2static_LDADD)
76 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
77 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
78 to avoid unneeded links against $(LDADD).
79 * testsuite/Makefile.in: Regenerate.
81 2010-12-15 Ian Lance Taylor <iant@google.com>
84 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
85 for R_X86_64_32 and R_X86_64_PC32.
86 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
87 ver_matching_def_pic.o.
88 (ver_matching_def_pic.o): New target.
90 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
92 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
93 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
94 Move definition before File_read::View member definitions.
95 (File_read::View::~View): Initialize and hold lock before
96 updating current_mapped_bytes.
98 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
100 * dwarf_reader.cc: Remove outdated comment.
101 * gold-threads.cc: Fix typo in error message.
102 * archive.cc: Fix typos in comments.
103 * archive.h: Likewise.
104 * arm-reloc-property.cc: Likewise.
105 * arm-reloc-property.h: Likewise.
106 * arm-reloc.def: Likewise.
108 * attributes.h: Likewise.
110 * ehframe.cc: Likewise.
111 * fileread.h: Likewise.
115 * incremental.h: Likewise.
116 * int_encoding.cc: Likewise.
117 * layout.h: Likewise.
120 * object.cc: Likewise.
121 * object.h: Likewise.
122 * options.cc: Likewise.
123 * readsyms.cc: Likewise.
124 * reduced_debug_output.cc: Likewise.
125 * reloc.cc: Likewise.
126 * script-sections.cc: Likewise.
127 * sparc.cc: Likewise.
128 * symtab.h: Likewise.
129 * target-reloc.h: Likewise.
130 * target.cc: Likewise.
131 * target.h: Likewise.
132 * timer.cc: Likewise.
134 * x86_64.cc: Likewise.
136 2010-12-09 Cary Coutant <ccoutant@google.com>
138 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
140 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
141 parameter; change all callers.
142 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
143 * options.h (warn_execstack): New option.
145 2010-12-07 Doug Kwan <dougkwan@google.com>
147 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
148 like function call relocations.
150 2010-12-07 Ian Lance Taylor <iant@google.com>
152 * archive.cc (Archive::get_elf_object_for_member): Permit
153 punconfigured to be NULL.
154 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
155 (Archive::include_member): Pass NULL to get_elf_object_for_member
156 if we searched for the archive and this is the first included
159 2010-12-01 Ian Lance Taylor <iant@google.com>
161 * dwarf_reader.h (class Sized_dwarf_line_info): Add
162 track_relocs_type_ field.
163 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
164 Set track_relocs_type_.
165 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
166 contents when using RELA relocs.
167 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
169 * reloc.cc (Track_relocs::next_addend): New function.
170 * reloc.h (class Track_relocs): Declare next_addend.
172 2010-12-01 Ian Lance Taylor <iant@google.com>
174 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
177 2010-12-01 Ian Lance Taylor <iant@google.com>
179 * README: Update compilers known to work and fail.
181 2010-11-23 Matthias Klose <doko@ubuntu.com>
183 * configure.in: For --enable-gold, handle value `default' instead of
184 `both*'. Always install ld as ld.bfd, install as ld if gold is
186 * configure: Regenerate.
188 2010-11-18 Doug Kwan <dougkwan@google.com>
190 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
191 and right_alignment to be zero. Store result alignment only if it is
192 greater than existing alignment.
194 2010-11-16 Cary Coutant <ccoutant@google.com>
197 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
198 Check for ".zdebug_line".
200 2010-11-16 Doug Kwan <dougkwan@google.com>
201 Cary Coutant <ccoutant@google.com>
203 * output.h (Output_segment::set_section_addresses): Pass increase_relro
204 by reference; adjust all callers.
205 * output.cc (Output_segment::set_section_addresses): Adjust references
206 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
208 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
209 end at page boundary.
211 2010-11-16 Cary Coutant <ccoutant@google.com>
214 * layout.cc (Layout::choose_output_section): Transform names of
215 compressed sections even when using a script with a SECTIONS clause.
216 (Layout::output_section_name): Remove code to transform
217 compressed debug section names.
218 * output.cc (Output_section::add_input_section): Use uncompressed
219 section size when tracking input sections.
221 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
223 * symtab.h (Symbol::NON_PIC_REF): Remove.
224 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
225 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
226 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
227 (Symbol::use_plt_offset): Take a flags argument and pass it
228 directly to needs_dynamic_reloc. Restrict check for undefined
229 weak symbols to function calls.
230 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
231 (Target_arm::Scan::global): Use it.
232 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
233 (Target_arm::Relocate::relocate): Likewise.
234 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
235 parameter with an r_type parameter. Use get_reference_flags
237 (Target_arm::Relocate::relocate): Update accordingly.
238 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
239 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
240 (Target_i386::Scan::global): Likewise.
241 (Target_i386::Relocate::relocate): Likewise.
242 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
243 parameter with an r_type parameter. Use get_reference_flags
245 (Target_i386::Relocate::relocate): Update accordingly.
246 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
247 (Target_powerpc::Scan::global): Use it.
248 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
249 (Target_powerpc::Relocate::relocate): Likewise.
250 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
251 (Target_sparc::Scan::global): Use it.
252 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
253 (Target_sparc::Relocate::relocate): Likewise.
254 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
255 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
256 (Target_x86_64::Scan::global): Likewise.
257 (Target_x86_64::Relocate::relocate): Likewise.
259 2010-11-08 Doug Kwan <dougkwan@google.com>
260 Cary Coutant <ccoutant@google.com>
262 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
263 (Arm_exidx_merge_section::section_contents_): New data member.
264 (Arm_input_section::Arm_input_section): Initialize original_contents_.
265 (Arm_input_section::~Arm_input_section): De-allocate memory.
266 (Arm_input_section::original_contents_): New data member.
267 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
268 in parameters instead of calling Object::section_contents without
270 (Arm_output_section::group_section): New parameter TASK. Pass it
271 to callees that need locking objects.
272 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
273 to lock EXIDX input sections. Fix a formatting issue. Call
274 Arm_exidx_merged_section::build_contents to create merged section
276 (Arm_output_section::create_stub_group): New parameter TASK. Use it
277 to lock object of stub table owner.
278 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
279 TEXT_SIZE to initialize data member TEXT_SIZE_.
280 (Arm_exidx_input_section::addralign): Fix typo in comment.
281 (Arm_exidx_input_section::text_size): New method.
282 (Target_arm::do_relax): New parameter TASK. Pass it to callees
283 that require locking objects. Lock objects before scanning for stubs
284 and updating local symbols.
285 (Arm_input_section<big_endian>::init): Copy contents of original
287 (Arm_input_section<big_endian>::do_write): Use saved contents of
288 original input section instead of calling Object::section_contents
290 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
291 size without calling Object::section_size().
292 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
293 for size. Allocate a buffer for merged EXIDX entries.
294 (Arm_exidx_merged_section::build_contents): New method.
295 (Arm_exidx_merged_section::do_write): Move merge section contents
296 building code to Arm_exidx_merged_section::build_contetns. Write
297 out contetns in buffer instead of building it on the fly.
298 (Arm_relobj::make_exidx_input_section): Also pass text section size
299 to Arm_exidx_input_section constructor.
300 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
301 (Arm_dynobj::do_read_symbols): Fix memory leak.
302 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
303 * target.h: (class Task): Add forward declaration.
304 (Target::relax): Add new parameter TASK and pass it to
306 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
308 2010-11-05 Cary Coutant <ccoutant@google.com>
311 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
312 object when reading from the file.
313 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
315 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
316 when reading section contents.
317 (get_section_contents): Likewise.
318 (icf::find_identical_sections): Likewise.
319 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
320 object when reading from the file.
321 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
322 the object when doing deferred section layout.
324 2010-11-03 Nick Clifton <nickc@redhat.com>
327 * script.h (class Symbol_assignment: name): New member. Returns
328 the name of the symbol.
329 * scrfipt.cc (Script_options::is_pending_assignment): New member.
330 Returns true if the given symbol name is on the list of
331 assignments wating to be processed.
332 * archive.cc (should_incldue_member): If the symbol is undefined,
333 check to see if it is on the list of symbols pending assignment.
335 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
337 * script-sections.cc (Script_sections::find_memory_region): Check
338 for a NULL output section pointer.
340 2010-10-29 Doug Kwan <dougkwan@google.com>
342 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
343 Output_section::add_relaxed_input_section.
344 * output.cc (Output_section::add_relaxed_input_section): Add new
345 arguments LAYOUT and NAME. Set section order index.
346 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
347 Copy section order index.
348 * output.h (Output_section::add_relaxed_input_section): Add new
349 arguments LAYOUT and NAME.
351 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
353 * testsuite/Makefile.am: Move gcctestdir/ld rule to
354 NATIVE_OR_CROSS_LINKER.
355 * testsuite/Makefile.in: Regenerate.
357 2010-10-20 Doug Kwan <dougkwan@google.com>
359 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
360 without SHF_LINK_ORDER flags.
361 * layout.cc (Layout::choose_output_section): Do not filter
362 SHF_LINK_ORDER flag in a relocatable link.
364 2010-10-17 Cary Coutant <ccoutant@google.com>
366 * output.h (Output_segment::set_section_addresses): Change function
367 signature. Update all callers.
368 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
370 (Output_segment::set_section_addresses): Align after last TLS
371 section. Add padding before last relro section instead of after.
373 2010-10-17 Doug Kwan <dougkwan@google.com>
375 * gold/arm.cc (Target_arm::got_section): Use correct order and set
376 GOT output section to be writable.
378 2010-10-14 Cary Coutant <ccoutant@google.com>
380 * debug.h (DEBUG_INCREMENTAL): New flag.
381 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
382 * gold.cc (queue_initial_tasks): Check parameters for incremental link
384 * incremental.cc (report_command_line): Ignore all forms of
386 * layout.cc (Layout::Layout): Check parameters for incremental link
388 * options.cc (General_options::parse_incremental): New function.
389 (General_options::parse_no_incremental): New function.
390 (General_options::parse_incremental_full): New function.
391 (General_options::parse_incremental_update): New function.
392 (General_options::incremental_mode_): New data member.
393 (General_options::finalize): Check incremental_mode_.
394 * options.h (General_options): Update help text for --incremental.
395 Add --no-incremental, --incremental-full, --incremental-update.
396 (General_options::Incremental_mode): New enum type.
397 (General_options::incremental_mode): New function.
398 (General_options::incremental_mode_): New data member.
399 * parameters.cc (Parameters::incremental_mode_): New data member.
400 (Parameters::set_options): Set incremental_mode_.
401 (Parameters::set_incremental_full): New function.
402 (Parameters::incremental): New function.
403 (Parameters::incremental_update): New function.
404 (set_parameters_incremental_full): New function.
405 * parameters.h (Parameters::set_incremental_full): New function.
406 (Parameters::incremental): New function.
407 (Parameters::incremental_update): New function.
408 (Parameters::incremental_mode_): New data member.
409 (set_parameters_incremental_full): New function.
410 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
411 incremental link mode.
412 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
413 (Sized_relobj::do_relocate_sections): Likewise.
414 * testsuite/Makefile.am (incremental_test): Use --incremental-full
416 * testsuite/Makefile.in: Regenerate.
417 * testsuite/incremental_test.sh: Filter all forms of --incremental.
419 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
421 * script-sections.h (class Script_sections): Make
422 Sections_elements typedef public.
423 * script-sections.cc (class Sort_output_sections): Add elements_
424 field. Add constructor which sets it; change all callers.
425 (Sort_output_sections::is_before): New function.
426 (Sort_output_sections::operator()): Call is_before.
427 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
429 * testsuite/script_test_10.sh: New test. Test script section
431 * testsuite/script_test_10.t: Likewise.
432 * testsuite/script_test_10.s: Likewise.
433 * testsuite/Makefile.am: Wrap the cross linker tests and the
434 common tests into NATIVE_OR_CROSS_LINKER.
435 (check_SCRIPTS): Add script_test_10.sh.
436 (check_DATA): Add script_test_10.stdout.
437 (script_test_10.o, script_test_10): New targets.
438 (script_test_10.stdout): New target.
439 * configure, testsuite/Makefile.in: Regenerate.
441 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
443 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
444 error for the deprecated relocations.
445 (Target_arm::Scan::global): Likewise.
446 (Target_arm::Relocate::relocate): Likewise.
448 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
450 * fileread.cc (Input_file::find_file): Initialize *found_name
451 and *namep when using the fallback search for case 4.
453 2010-10-11 Cary Coutant <ccoutant@google.com>
455 * options.h (class General_options): Redefine -z lazy as an alias for
456 the negation of -z now.
458 2010-10-11 Ian Lance Taylor <iant@google.com>
460 * resolve.cc (symbol_to_bits): Report the value of the unsupported
463 2010-10-06 Nick Clifton <nickc@redhat.com>
465 * script-sections.cc(class Memory_region): Remove
466 current_lma_offset_ field. Rename current_vma_offset_ to
467 current_offset_. Add last_section_ field.
468 (Memory_region::get_current_vma_address): Rename to
470 (Memory_region::get_current_lma_address): Delete.
471 (Memory_region::increment_vma_offset): Rename to
473 (Memory_region::increment_lma_offset): Delete.
474 (Memory_region::attributes_compatible): New method. Returns
475 true if the provided section is compatible with the region.
476 (Memory_region::get_last_section): New method. Returns the last
477 section to use the region.
478 (Memory_region::set_last_section): New method. Stores the last
479 section to use the region.
480 (Script_sections::block_in_region): New method. Returns true if
481 a block of memory is contained within a region.
482 (Script_sections::find_memory_region): New method. Locates a
483 memory region to be used to set a VMA or LMA address.
484 (Output_section_definition::set_section_addresses): Add code to
485 check for addresses set by memory regions.
486 (Output_segment::set_section_addresses): Remove memory region
488 (Script_sections::create_segment): Add a warning if a header
489 segment is created outside of any region.
490 * script-sections.h (class Script_sections): Add prototypes for
491 find_memory_region and block_in_region methods.
492 * testsuite/memory_test.s: Use .long instead of .word.
493 * testsuite/memory_test.t: Add some more output sections.
494 * testsuite/memory_test.sh: Update expected output.
496 2010-10-02 Doug Kwan <dougkwan@google.com>
498 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
499 defintion to symtab.h
500 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
501 declaration to defintion.
503 2010-10-01 Nick Clifton <nickc@redhat.com>
505 * expression.cc (eval): Replace dummy argument with NULL.
506 (eval_maybe_dot): Check for a NULL result section pointer.
507 (Symbol_expression::value): Likewise.
508 (Dot_expression::value): Likewise.
509 (BINARY_EXPRESSION): Likewise.
510 (Max_expression::value): Likewise.
511 (Min_expression::value): Likewise.
512 (Absolute_expression::value): Likewise.
513 (Addr_expression::value_from_output_section): Likewise.
514 (Loaddddr_expression::value_from_output_section): Likewise.
515 (Segment_start_expression::value): Likewise.
517 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
519 (Sections_elememt_dot_assignment::set_section_addresses):
521 (Output_data_expression::do_write_to_buffer): Likewise.
522 (Output_section_definition::finalize_symbols): Likewise.
523 (Output_section_definition::set_section_addresses): Likewise.
525 2010-09-30 Doug Kwan <dougkwan@google.com>
527 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
529 2010-09-28 Sriraman Tallam <tmsriram@google.com>
531 * target.h (Target::can_icf_inline_merge_sections): New virtual
533 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
535 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
537 * icf.cc (get_section_contents): Inline merge sections only when
540 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
542 * configure: Regenerate.
544 2010-09-17 Ian Lance Taylor <iant@google.com>
546 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
547 * testsuite/Makefile.am (memory_test.o): New target.
548 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
550 * testsuite/Makefile.in: Rebuild.
552 2010-09-17 Doug Kwan <dougkwan@google.com>
554 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
555 defintion if relocation uses GOT entries of the symbol.
556 * testsuite/icf_safe_test.sh: Fix test.
557 * testsuite/icf_safe_so_test.sh: Fix test.
559 2010-09-16 Cary Coutant <ccoutant@google.com>
561 * script_sections.cc (class Memory_region): Remove "NULL" from
562 vector initializations.
564 2010-09-15 Cary Coutant <ccoutant@google.com>
566 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
567 Resolve forwarding symbols.
569 2010-09-15 Doug Kwan <dougkwan@google.com>
571 * gold/testsuite/script_test_3.t: Add ARM special sections.
572 * gold/testsuite/script_test_4.t: Same.
573 * gold/testsuite/script_test_5.t: Same.
574 * gold/testsuite/script_test_6.t: Same.
575 * gold/testsuite/script_test_7.t: Same.
576 * gold/testsuite/script_test_7.t: Same.
577 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
579 2010-09-14 Cary Coutant <ccoutant@google.com>
581 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
582 (Target_x86_64::Relocate::relocate_tls): Replace check for
583 saw_tls_block_reloc_ with test for executable section.
585 2010-09-12 Cary Coutant <ccoutant@google.com>
587 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
588 position-independent executables to shared libraries need dynamic
590 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
591 position-independent executables.
592 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
593 * testsuite/Makefile.in: Regenerate.
595 2010-09-10 Nick Clifton <nickc@redhat.com>
598 * testsuite/memory_test.t: Discard any sections that are not
601 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
604 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
605 "This::" to work around a bug in gcc 4.2.
607 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
609 2010-09-09 Rafael Espindola <espindola@google.com>
611 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
612 sections with different PF_X flags in the same segment.
613 (Layout::find_first_load_seg): Search all segments to find the first
615 * options.h (rosegment): New.
617 2010-09-08 Rafael Espindola <espindola@google.com>
619 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
621 2010-09-08 Doug Kwan <dougkwan@google.com>
623 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
624 (Arm_relobj::do_relocate_sections): Add new parameter for output
625 file to match the parent.
626 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
627 of local symbols instead of input values. Update code to track
628 changes in gold::relocate_section.
629 * object.cc (Sized_relobj::compute_final_local_value): New methods.
630 (Sized_relobj::compute_final_local_value_internal): New methods.
631 (Sized_relobj::do_finalize_local_symbols): Move code from loop
632 body into private version of Sized_relobj::compute_final_local_value.
633 Call the inline method.
634 * object.h (Symbol_value::Symbol_value): Define destructor. Free
635 merged symbol value if there is one.
636 (Symbol_value::has_output_value): New method defintiion.
637 (Sized_relobj::Compute_final_local_value_status): New enum type.
638 (Sized_relobj::compute_final_local_value): New methods.
639 (Sized_relobj::compute_final_local_value_internal): New methods.
640 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
641 and arm_cortex_a8.sh.
642 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
643 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
645 * Makefile.in: Regenerate.
646 * testsuite/arm_bl_out_of_range.s: Update test.
647 * testsuite/thumb_bl_out_of_range.s: Ditto.
648 * testsuite/thumb_blx_out_of_range.s: Ditto.
649 * testsuite/arm_branch_out_of_range.sh: New file.
650 * testsuite/arm_cortex_a8.sh: Ditto.
651 * testsuite/arm_cortex_a8_b.s: Ditto.
652 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
653 * testsuite/arm_cortex_a8_b_local.s: Ditto.
654 * testsuite/arm_cortex_a8_bl.s: Ditto.
655 * testsuite/arm_cortex_a8_blx.s: Ditto.
656 * testsuite/arm_cortex_a8_local.s: Ditto.
657 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
658 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
660 2010-09-08 Rafael Espindola <espindola@google.com>
662 * Makefile.am (memory_test.stdout): Run readelf with -W.
663 * Makefile.in: Regenerate.
664 * testsuite/memory_test.sh: Make the regexps accept both 32 and
667 2010-09-08 Rafael Espindola <espindola@google.com>
669 * script-sections.cc (Script_sections::add_memory_region): Convert
670 field precision to int.
671 * script.cc (script_set_section_region, script_set_section_region):
672 Convert field precision to int.
674 2010-09-08 Rafael Espindola <espindola@google.com>
676 * arm.cc (do_finalize_sections): Create the __exidx_start and
677 __exdix_end symbols even when the section is missing.
679 2010-09-08 Nick Clifton <nickc@redhat.com>
681 * README: Remove claim that MEMORY is not supported.
682 * expression.cc (script_exp_function_origin)
683 (script_exp_function_length): Move from here to ...
684 * script.cc: ... here.
685 (script_set_section_region, script_add_memory)
686 (script_parse_memory_attr, script_include_directive): New
689 (class Memory_region): New class.
690 (class Output_section_definition): Add set_memory_region,
691 set_section_vma, set_section_lma and get_section_name methods.
692 (class Script_Sections): Add add_memory_region,
693 find_memory_region, find_memory_region_origin,
694 find_memory_region_length and set_memory_region methods.
695 Have set_section_addresses method walk the list of set memory
697 Extend the print methos to display memory regions.
698 * script-sections.h: Add prototypes for new methods.
699 Add enum for MEMORY region attributes.
700 * yyscript.y: Add support for parsing MEMORY regions.
701 * script-c.h: Add prototypes for new functions.
702 * testsuite/Makefile.am: Add test of MEMORY region functionality.
703 * testsuite/Makefile.in: Regenerate.
704 * testsuite/memory_test.sh: New script.
705 * testsuite/memory_test.s: New assembler source file.
706 * testsuite/memory_test.t: New linker script.
708 2010-08-27 Doug Kwan <dougkwan@google.com>
710 * gold/resolve.cc (Symbol_table::should_override): Let a weak
711 reference override an existing dynamic weak reference.
712 * testsuite/Makefile.am: Add new test dyn_weak_ref.
713 * testsuite/Makefile.in: Regenerate.
714 * testsuite/dyn_weak_ref.sh: New file.
715 * testsuite/dyn_weak_ref_1.c: Ditto.
716 * testsuite/dyn_weak_ref_2.c: Ditto.
718 2010-08-27 Ian Lance Taylor <iant@google.com>
720 * incremental.h (class Incremental_input_entry): Add virtual
723 2010-08-27 Ian Lance Taylor <iant@google.com>
725 * testsuite/start_lib_test_3.c: Mark t3 as used.
727 2010-08-27 Nick Clifton <nickc@redhat.com>
729 * options.cc (version_script): Fix small typo in previous
732 2010-08-25 Nick Clifton <nickc@redhat.com>
734 * archive.cc: Formatting fixes: Remove whitespace between
735 typename and following asterisk. Remove whitespace between
736 function name and opening parenthesis.
737 * archive.h: Likewise.
739 * attributes.cc: Likewise.
740 * attributes.h: Likewise.
741 * common.cc: Likewise.
742 * copy-relocs.cc: Likewise.
743 * dirsearch.h: Likewise.
744 * dynobj.cc: Likewise.
745 * ehframe.cc: Likewise.
746 * ehframe.h: Likewise.
747 * expression.cc: Likewise.
748 * fileread.cc: Likewise.
749 * fileread.h: Likewise.
751 * gold-threads.cc: Likewise.
755 * incremental-dump.cc: Likewise.
756 * incremental.cc: Likewise.
757 * layout.cc: Likewise.
758 * layout.h: Likewise.
760 * merge.cc: Likewise.
762 * object.cc: Likewise.
763 * object.h: Likewise.
764 * options.cc: Likewise.
765 * options.h: Likewise.
766 * output.cc: Likewise.
767 * output.h: Likewise.
768 * plugin.cc: Likewise.
769 * plugin.h: Likewise.
770 * powerpc.cc: Likewise.
771 * reloc.cc: Likewise.
772 * script-c.h: Likewise.
773 * script-sections.cc: Likewise.
774 * script.cc: Likewise.
775 * stringpool.cc: Likewise.
776 * symtab.cc: Likewise.
777 * symtab.h: Likewise.
778 * target.cc: Likewise.
779 * timer.cc: Likewise.
781 * version.cc: Likewise.
782 * x86_64.cc: Likewise.
784 2010-08-24 Nick Clifton <nickc@redhat.com>
787 * layout.cc (segment_precedes): Sort segments by their physical
788 addresses, if they have been set.
790 2010-08-23 Cary Coutant <ccoutant@google.com>
792 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
794 (Lib_group::include_member): Unlock object after deleting its
796 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
799 2010-08-19 Neil Vachharajani <nvachhar@google.com>
800 Cary Coutant <ccoutant@google.com>
802 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
803 constructor, and set_blocker.
804 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
806 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
807 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
808 * testsuite/Makefile.am (start_lib_test): New test case.
809 * testsuite/Makefile.in: Regenerate.
810 * testsuite/start_lib_test_main.c: New file.
811 * testsuite/start_lib_test_1.c: New file.
812 * testsuite/start_lib_test_2.c: New file.
813 * testsuite/start_lib_test_3.c: New file.
815 2010-08-19 Ian Lance Taylor <iant@google.com>
817 * Makefile.in: Rebuild with automake 1.11.1.
818 * aclocal.m4: Likewise.
819 * testsuite/Makefile.in: Likewise.
821 2010-08-19 Ian Lance Taylor <iant@google.com>
824 * i386.cc (class Output_data_plt_i386): Update declarations.
825 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
826 local_ifuncs_ fields.
827 (Target_i386::do_plt_section_for_global): New function.
828 (Target_i386::do_plt_section_for_local): New function.
829 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
830 parameter; change all callers. Initialize global_ifuncs_ and
831 local_ifuncs_. If doing a static link define __rel_iplt_start and
833 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
834 (Output_data_plt_i386::add_local_ifunc_entry): New function.
835 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
837 (Target_i386::make_plt_section): New function, broken out of
838 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
839 (Target_i386::make_plt_entry): Call make_plt_section.
840 (Target_i386::make_local_ifunc_plt_entry): New function.
841 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
842 (Target_i386::Scan::local): Handle IFUNC symbols. Add
843 R_386_IRELATIVE to switch.
844 (Target_i386::Scan::global): Likewise.
845 (Target_i386::Relocate::relocate): Likewise.
846 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
848 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
849 (Target_x86_64::do_plt_section_for_global): New function.
850 (Target_x86_64::do_plt_section_for_local): New function.
851 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
852 parameter; change all callers. If doing a static link define
853 __rela_iplt_start and __rela_iplt_end.
854 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
855 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
856 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
858 (Target_x86_64::make_local_ifunc_plt_entry): New function.
859 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
861 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
862 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
863 R_X86_64_IRELATIVE to switch.
864 (Target_x86_64::Scan::global): Likewise.
865 (Target_x86_64::Relocate::relocate): Likewise.
866 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
868 * target.h (class Target): Add plt_section_for_global and
869 plt_section_for_local functions. Add do_plt_section_for_global
870 and do_plt_section_for_local virtual functions.
871 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
873 (Symbol::use_plt_offset): Handle IFUNC symbol.
874 * object.cc (Sized_relobj::Sized_relobj): Initialize
876 (Sized_relobj::local_has_plt_offset): New function.
877 (Sized_relobj::local_plt_offset): New function.
878 (Sized_relobj::set_local_plt_offset): New function.
879 (Sized_relobj::do_count): Handle IFUNC symbol.
880 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
881 a bit away from input_shndx_ field. Add set_is_func_symbol and
882 is_ifunc_symbol functions.
883 (class Sized_relobj): Update declarations. Remove Tls_got_entry
884 and Local_tls_got_offsets. Define Local_plt_offsets. Add
885 local_plt_offsets_ field.
886 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
887 * output.h (class Output_section_data): Add non-const
888 output_section function.
889 (class Output_data_got): Update declarations.
890 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
891 Add use_plt_offset parameter to global and local constructors.
892 Change all callers. Change local_sym_index_ field to 31 bits.
893 Change GSYM_CODE and CONSTANT_CODE accordingly.
894 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
895 doing a static link don't set sh_link field.
896 (Output_data_got::Got_entry::write): Use PLT offset if
898 (Output_data_got::add_global_plt): New function.
899 (Output_data_got::add_local_plt): New function.
900 * target-reloc.h (relocate_section): Handle IFUNC symbol.
901 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
902 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
903 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
904 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
906 * testsuite/ifunc-sel.h: New file.
907 * testsuite/ifuncmain1.c: New file.
908 * testsuite/ifuncmain1vis.c: New file.
909 * testsuite/ifuncmod1.c: New file.
910 * testsuite/ifuncdep2.c: New file.
911 * testsuite/ifuncmain2.c: New file.
912 * testsuite/ifuncmain3.c: New file.
913 * testsuite/ifuncmod3.c: New file.
914 * testsuite/ifuncmain4.c: New file.
915 * testsuite/ifuncmain5.c: New file.
916 * testsuite/ifuncmod5.c: New file.
917 * testsuite/ifuncmain6pie.c: New file.
918 * testsuite/ifuncmod6.c: New file.
919 * testsuite/ifuncmain7.c: New file.
920 * configure, testsuite/Makefile.in: Rebuild.
922 2010-08-18 Ian Lance Taylor <iant@google.com>
925 (Output_section_incremental_inputs::write_input_files): Add cast
926 to avoid signed/unsigned comparison warning.
927 (Output_section_incremental_inputs::write_info_blocks): Likewise.
929 2010-08-12 Cary Coutant <ccoutant@google.com>
931 * common.cc (Sort_commons::operator()): Remove unnecessary code.
933 2010-08-13 Ian Lance Taylor <iant@google.com>
935 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
937 2010-08-12 Cary Coutant <ccoutant@google.com>
938 Doug Kwan <dougkwan@google.com>
940 * resolve.cc (Symbol_table::should_override): When a weak dynamic
941 defintion overrides non-weak undef, remember that the original undef
943 * symtab.cc (Symbol_table::sized_write_global): For undef without
944 an original weak binding, set binding to global in output.
945 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
946 * testsuite/Makefile.in: Regenerate.
947 * testsuite/strong_ref_weak_def.sh: New file.
948 * testsuite/strong_ref_weak_def_1.c: Ditto.
949 * testsuite/strong_ref_weak_def_2.c: Ditto.
951 2010-08-12 Cary Coutant <ccoutant@google.com>
953 * testsuite/incremental_test.sh: Rewrite.
954 * testsuite/incremental_test_1.c: Rewrite.
955 * testsuite/incremental_test_2.c: Rewrite.
957 2010-08-12 Cary Coutant <ccoutant@google.com>
959 * arm.cc (Target_arm::got_size): Add const.
960 (Target_arm::got_entry_count): New function.
961 (Target_arm::plt_entry_count): New function.
962 (Target_arm::first_plt_entry_offset): New function.
963 (Target_arm::plt_entry_size): New function.
964 (Output_data_plt_arm::entry_count): New function.
965 (Output_data_plt_arm::first_plt_entry_offset): New function.
966 (Output_data_plt_arm::get_plt_entry_size): New function.
967 * i386.cc (Target_i386::got_size): Add const.
968 (Target_i386::got_entry_count): New function.
969 (Target_i386::plt_entry_count): New function.
970 (Target_i386::first_plt_entry_offset): New function.
971 (Target_i386::plt_entry_size): New function.
972 (Output_data_plt_i386::entry_count): New function.
973 (Output_data_plt_i386::first_plt_entry_offset): New function.
974 (Output_data_plt_i386::get_plt_entry_size): New function.
975 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
976 find_incremental_inputs_sections. Dump incremental_got_plt section.
977 * incremental.cc: Include target.h.
978 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
979 parameter. Adjust all callers. Find incremental_got_plt section.
980 (Incremental_inputs::create_data_sections): Create incremental_got_plt
982 (Output_section_incremental_inputs::set_final_data_size): Calculate
983 size of incremental_got_plt section.
984 (Output_section_incremental_inputs::do_write): Write the
985 incremental_got_plt section.
986 (Got_plt_view_info): New struct.
987 (Local_got_offset_visitor): New class.
988 (Global_got_offset_visitor): New class.
989 (Global_symbol_visitor_got_plt): New class.
990 (Output_section_incremental_inputs::write_got_plt): New function.
991 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
992 Add parameter. Adjust all callers.
993 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
994 (Incremental_inputs::got_plt_section): New function.
995 (Incremental_inputs::got_plt_section_): New data member.
996 (Incremental_got_plt_reader): New class.
997 * layout.cc (Layout::create_incremental_info_sections): Add the
998 incremental_got_plt section.
999 * object.h (Got_offset_list::get_list): New function.
1000 (Got offset_list::for_all_got_offsets): New function.
1001 (Sized_relobj::local_got_offset_list): New function.
1002 * powerpc.cc (Target_powerpc::got_size): Add const.
1003 (Target_powerpc::got_entry_count): New function.
1004 (Target_powerpc::plt_entry_count): New function.
1005 (Target_powerpc::first_plt_entry_offset): New function.
1006 (Target_powerpc::plt_entry_size): New function.
1007 (Output_data_plt_powerpc::entry_count): New function.
1008 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1009 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1010 * sparc.cc (Target_sparc::got_size): Add const.
1011 (Target_sparc::got_entry_count): New function.
1012 (Target_sparc::plt_entry_count): New function.
1013 (Target_sparc::first_plt_entry_offset): New function.
1014 (Target_sparc::plt_entry_size): New function.
1015 (Output_data_plt_sparc::entry_count): New function.
1016 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1017 (Output_data_plt_sparc::get_plt_entry_size): New function.
1018 * symtab.h (Symbol::got_offset_list): New function.
1019 (Symbol_table::for_all_symbols): New function.
1020 * target.h (Sized_target::got_entry_count): New function.
1021 (Sized_target::plt_entry_count): New function.
1022 (Sized_target::plt_entry_size): New function.
1023 * x86_64.cc (Target_x86_64::got_size): Add const.
1024 (Target_x86_64::got_entry_count): New function.
1025 (Target_x86_64::plt_entry_count): New function.
1026 (Target_x86_64::first_plt_entry_offset): New function.
1027 (Target_x86_64::plt_entry_size): New function.
1028 (Output_data_plt_x86_64::entry_count): New function.
1029 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1030 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1032 2010-08-12 Cary Coutant <ccoutant@google.com>
1034 * archive.cc: Include incremental.h.
1035 (Archive::Archive): Initialize incremental_info_.
1036 (Archive::include_member): Record archive members in incremental info.
1037 (Add_archive_symbols::run): Record begin and end of an archive in
1039 (Lib_group::include_member): Record objects in incremental info.
1040 * archive.h (Incremental_archive_entry): Forward declaration.
1041 (Archive::set_incremental_info): New member function.
1042 (Archive::incremental_info): New member function.
1043 (Archive::Unused_symbol_iterator): New class.
1044 (Archive::unused_symbols_begin): New member function.
1045 (Archive::unused_symbols_end): New member function.
1046 (Archive::incremental_info_): New data member.
1047 * incremental-dump.cc (find_input_containing_global): New function.
1048 (dump_incremental_inputs): Dump new incremental info sections.
1049 * incremental.cc: Include symtab.h.
1050 (Output_section_incremental_inputs): New class.
1051 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1052 new incremental info sections.
1053 (Sized_incremental_binary::do_check_inputs): Likewise.
1054 (Incremental_inputs::report_archive): Remove.
1055 (Incremental_inputs::report_archive_begin): New function.
1056 (Incremental_inputs::report_archive_end): New function.
1057 (Incremental_inputs::report_object): New function.
1058 (Incremental_inputs::finalize_inputs): Remove.
1059 (Incremental_inputs::report_input_section): New function.
1060 (Incremental_inputs::report_script): Rewrite.
1061 (Incremental_inputs::finalize): Do nothing but finalize string table.
1062 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1063 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1064 (Incremental_inputs::create_data_sections): New function.
1065 (Incremental_inputs::relocs_entsize): New function.
1066 (Output_section_incremental_inputs::set_final_data_size): New function.
1067 (Output_section_incremental_inputs::do_write): New function.
1068 (Output_section_incremental_inputs::write_header): New function.
1069 (Output_section_incremental_inputs::write_input_files): New function.
1070 (Output_section_incremental_inputs::write_info_blocks): New function.
1071 (Output_section_incremental_inputs::write_symtab): New function.
1072 * incremental.h (Incremental_script_entry): Forward declaration.
1073 (Incremental_object_entry): Forward declaration.
1074 (Incremental_archive_entry): Forward declaration.
1075 (Incremental_inputs): Forward declaration.
1076 (Incremental_inputs_header_data): Remove.
1077 (Incremental_inputs_header): Remove.
1078 (Incremental_inputs_header_write): Remove.
1079 (Incremental_inputs_entry_data): Remove.
1080 (Incremental_inputs_entry): Remove.
1081 (Incremental_inputs_entry_write): Remove.
1082 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1083 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1084 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1085 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1087 (Incremental_input_entry): New class.
1088 (Incremental_script_entry): New class.
1089 (Incremental_object_entry): New class.
1090 (Incremental_archive_entry): New class.
1091 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1092 (Incremental_inputs::report_inputs): Remove.
1093 (Incremental_inputs::report_archive): Remove.
1094 (Incremental_inputs::report_archive_begin): New function.
1095 (Incremental_inputs::report_archive_end): New function.
1096 (Incremental_inputs::report_object): Change prototype.
1097 (Incremental_inputs::report_input_section): New function.
1098 (Incremental_inputs::report_script): Change prototype.
1099 (Incremental_inputs::get_reloc_count): New function.
1100 (Incremental_inputs::set_reloc_count): New function.
1101 (Incremental_inputs::create_data_sections): New function.
1102 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1103 (Incremental_inputs::inputs_section): New function.
1104 (Incremental_inputs::symtab_section): New function.
1105 (Incremental_inputs::relocs_section): New function.
1106 (Incremental_inputs::get_stringpool): Add const.
1107 (Incremental_inputs::command_line): Add const.
1108 (Incremental_inputs::inputs): Remove.
1109 (Incremental_inputs::command_line_key): New function.
1110 (Incremental_inputs::input_file_count): New function.
1111 (Incremental_inputs::input_files): New function.
1112 (Incremental_inputs::relocs_entsize): New function.
1113 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1114 (Incremental_inputs::finalize_inputs): Remove.
1115 (Incremental_inputs::Input_info): Remove.
1116 (Incremental_inputs::lock_): Remove.
1117 (Incremental_inputs::inputs_): Change type.
1118 (Incremental_inputs::inputs_map_): Remove.
1119 (Incremental_inputs::current_object_entry_): New data member.
1120 (Incremental_inputs::inputs_section_): New data member.
1121 (Incremental_inputs::symtab_section_): New data member.
1122 (Incremental_inputs::relocs_section_): New data member.
1123 (Incremental_inputs::reloc_count_): New data member.
1124 (Incremental_inputs_reader): New class.
1125 (Incremental_symtab_reader): New class.
1126 (Incremental_relocs_reader): New class.
1127 * layout.cc (Layout::finalize): Move finalization of incremental info
1128 and creation of incremental info sections to follow finalization of
1129 symbol table. Set offsets for postprocessing sections.
1130 (Layout::create_incremental_info_sections): Call
1131 Incremental_inputs::create_data_sections. Add incremental symtab
1132 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1133 sections to layout after input sections.
1134 * layout.h (struct Timespec): Forward declaration.
1135 (Layout::incremental_inputs): Add const.
1136 (Layout::create_incremental_info_sections): Add parameter.
1137 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1138 * object.cc: Include incremental.h.
1139 (Relobj::finalize_incremental_relocs): New function.
1140 (Sized_relobj::do_layout): Record input sections in incremental info.
1141 * object.h (Object::output_section): New function.
1142 (Object::output_section_offset): Moved from Relobj.
1143 (Object::get_incremental_reloc_base): New function.
1144 (Object::get_incremental_reloc_count): New function.
1145 (Object::do_output_section): New function.
1146 (Object::do_output_section_offset): Moved from Relobj.
1147 (Object::do_get_incremental_reloc_base): New function.
1148 (Object::do_get_incremental_reloc_count): New function.
1149 (Object::Object): Initialize new data members.
1150 (Relobj::output_section): Renamed do_output_section and moved to
1152 (Relobj::output_section_offset): Moved to Object.
1153 (Relobj::do_get_incremental_reloc_base): New function.
1154 (Relobj::do_get_incremental_reloc_count): New function.
1155 (Relobj::allocate_incremental_reloc_counts): New function.
1156 (Relobj::count_incremental_reloc): New function.
1157 (Relobj::finalize_incremental_relocs): New function.
1158 (Relobj::next_incremental_reloc_index): New function.
1159 (Relobj::reloc_counts_): New data member.
1160 (Relobj::reloc_bases_): New data member.
1161 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1162 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1163 (Sized_relobj::incremental_relocs_scan): New function.
1164 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1165 (Sized_relobj::incremental_relocs_write): New function.
1166 (Sized_relobj::incremental_relocs_write_reltype): New function.
1167 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1169 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1170 archives and object files elsewhere.
1171 (Add_symbols::run): Report object files here.
1172 (Finish_group::run): Report end of archive at end of group.
1173 * reloc.cc: Include layout.h, incremental.h.
1174 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1175 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1176 (Sized_relobj::incremental_relocs_scan): New function.
1177 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1178 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1179 (Sized_relobj::incremental_relocs_write): New function.
1180 (Sized_relobj::incremental_relocs_write_reltype): New function.
1181 * script.cc (read_input_script): Rewrite test for incremental link.
1182 Change call to Incremental_inputs::report_script.
1183 * symtab.h (Symbol_table::first_global_index): New function.
1184 (Symbol_table::output_count): New function.
1186 2010-08-12 Doug Kwan <dougkwan@google.com>
1188 * arm.cc (Target_arm::merge_object_attributes): Check command line
1189 options --no-wchar-size-warning and --no-enum-size-warning.
1190 * options.h (General_options): Add ld-compatible options
1191 --no-enum-size-warning and --no-wchar-size-warning.
1193 2010-08-04 Ian Lance Taylor <iant@google.com>
1195 * x86_64.cc (Target_x86_64::Scan::local): Use
1196 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1197 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1198 (Target_x86_64::Scan::global): Likewise.
1199 (Target_x86_64::Relocate::relocate): Likewise.
1200 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1203 2010-08-03 Cary Coutant <ccoutant@google.com>
1205 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1206 to reserve space in merged_strings vector. Keep total input size
1208 (Output_merge_string::do_print_merge_stats): Print total input size.
1209 * merge.h (Output_merge_string): Add input_size_ field.
1210 * stringpool.cc (Stringpool_template::string_length): Move
1211 implementations out of Stringpool_template class and place in
1213 * stringpool.h (string_length): Move out of Stringpool_template.
1215 2010-08-03 Ian Lance Taylor <iant@google.com>
1218 * layout.cc (relaxation_loop_body): If address of load segment is
1219 set, adjust address to include headers if possible.
1221 2010-08-03 Ian Lance Taylor <iant@google.com>
1223 * version.cc (version_string): Bump to 1.10.
1225 2010-08-03 Ian Lance Taylor <iant@google.com>
1228 * layout.h (enum Output_section_order): Define.
1229 (class Layout): Update declarations.
1230 * layout.cc (Layout::get_output_section): Add order parameter.
1231 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1232 is_first_non_relro parameters. Change all callers.
1233 (Layout::choose_output_section): Likewise.
1234 (Layout::add_output_section_data): Likewise.
1235 (Layout::make_output_section): Likewise. Set order.
1236 (Layout::default_section_order): New function.
1237 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1238 * output.cc (Output_section::Output_section): Initialize order_.
1239 Don't initialize deleted fields.
1240 (Output_segment::Output_segment): Don't initialize deleted
1242 (Output_segment::add_output_section_to_load): New function
1243 replacing add_output_section. Change all callers to call this or
1244 add_output_section_to_nonload.
1245 (Output_segment::add_output_section_to_nonload): New function.
1246 (Output_segment::remove_output_section): Rewrite.
1247 (Output_segment::add_initial_output_data): Likewise.
1248 (Output_segment::has_any_data_sections): Likewise.
1249 (Output_segment::is_first_section_relro): Likewise.
1250 (Output_segment::maximum_alignment): Likewise.
1251 (Output_segment::has_dynamic_reloc): New function replacing
1252 dynamic_reloc_count. Change all callers.
1253 (Output_segment::has_dynamic_reloc_list): New function replacing
1254 dynamic_reloc_count_list. Change all callers.
1255 (Output_segment::set_section_addresses): Rewrite.
1256 (Output_segment::set_offset): Rewrite.
1257 (Output_segment::find_first_and_last_list): Remove.
1258 (Output_segment::set_tls_offsets): Rewrite.
1259 (Output_segment::first_section_load_address): Likewise.
1260 (Output_segment::output_section_count): Likewise.
1261 (Output_segment::section_with_lowest_load_address): Likewise.
1262 (Output_segment::write_section_headers): Likewise.
1263 (Output_segment::print_sections_to_map): Likewise.
1264 * output.h (class Output_data): Remove dynamic_reloc_count_
1265 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1266 (Output_data::add_dynamic_reloc): Rewrite.
1267 (Output_data::has_dynamic_reloc): New function.
1268 (Output_data::dynamic_reloc_count): Remove.
1269 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1270 is_last_relro_, is_first_non_relro_, is_interp_,
1271 is_dynamic_linker_section_ fields. Add order and set_order
1272 functions. Remove is_relro_local, set_is_relro_local,
1273 is_last_relro, set_is_last_relro, is_first_non_relro,
1274 set_is_first_non_relro functions, is_interp, set_is_interp,
1275 is_dynamic_linker_section, and set_is_dynamic_linker_section
1277 (class Output_segment): Change Output_data_list from std::list to
1278 std:;vector. Add output_lists_ field. Remove output_data_ and
1279 output_bss_ fields. Update declarations.
1281 2010-08-02 Ian Lance Taylor <iant@google.com>
1283 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1284 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1285 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1287 2010-08-02 Ian Lance Taylor <iant@google.com>
1290 * script.cc (Script_options::Script_options): Initialize
1291 symbol_definitions_ and symbol_references_.
1292 (Script_options::add_symbol_assignment): Update
1293 symbol_definitions_ and symbol_references_.
1294 (Script_options::add_symbol_reference): New function.
1295 (script_symbol): New function.
1296 * script.h (class Script_options): Add symbol_definitions_ and
1297 symbol_references_ fields.
1298 (Script_options::referenced_const_iterator): New type.
1299 (Script_options::referenced_begin): New function.
1300 (Script_options::referenced_end): New function.
1301 (Script_options::is_referenced): New function.
1302 (Script_options::any_unreferenced): New function.
1303 * script-c.h (script_symbol): Declare.
1304 * yyscript.y (exp): Call script_symbol.
1305 * symtab.cc: Include "script.h".
1306 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1307 Change all callers. Check symbols referenced by scripts.
1308 (Symbol_table::add_undefined_symbols_from_command_line): Add
1309 layout parameter. Change all callers.
1310 (Symbol_table::do_add_undefined_symbols_from_command_line):
1311 Likewise. Break out loop body. Check symbols referenced by
1313 (Symbol_table::add_undefined_symbol_from_command_line): New
1314 function broken out of
1315 do_add_undefined_symbols_from_command_line.
1316 * symtab.h (class Symbol_table): Update declarations.
1317 * archive.cc: Include "layout.h".
1318 (Archive::should_include_member): Add layout parameter. Change
1319 all callers. Check for symbol mentioned in expression.
1320 * archive.h (class Archive): Update declaration.
1321 * object.cc (Sized_relobj::do_should_include_member): Add layout
1323 * object.h (Object::should_include_member): Add layout parameter.
1325 (Object::do_should_include_member): Add layout parameter.
1326 (class Sized_relobj): Update declaration.
1327 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1329 * dynobj.h (class Sized_dynobj): Update declaration.
1330 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1332 * plugin.h (class Sized_pluginobj): Update declaration.
1334 2010-08-02 Ian Lance Taylor <iant@google.com>
1337 * output.cc (Output_segment::set_offset): Search for the first and
1338 last sections rather than assuming that the list is in order.
1339 (Output_segment::find_first_and_last_list): New function.
1340 * output.h (class Output_segment): Update declarations.
1341 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1342 (relro_strip_test_SOURCES): New variable.
1343 (relro_strip_test_DEPENDENCIES): New variable.
1344 (relro_strip_test_LDFLAGS): New variable.
1345 (relro_strip_test_LDADD): New variable.
1346 (relro_strip_test.so): New target.
1348 2010-08-02 Ian Lance Taylor <iant@google.com>
1350 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1351 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1352 (Target_i386::got_tlsdesc_section): New function.
1353 (Target_i386::got_section): Create space for GOT entries for
1354 TLSDESC relocations.
1355 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1357 (Target_i386::Scan::global): Likewise.
1358 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1360 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1361 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1362 (Target_x86_64::got_tlsdesc_section): New function.
1363 (Target_x86_64::got_section): Create space for GOT entries for
1364 TLSDESC relocations.
1365 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1367 (Target_x86_64::Scan::global): Likewise.
1368 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1371 2010-08-02 Ian Lance Taylor <iant@google.com>
1373 * testsuite/final_layout.sh: Use dc to convert from hex to
1376 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1378 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1379 paramter to the call to gold::gc_process_relocs.
1380 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1381 paramter to the call to gold::gc_process_relocs.
1382 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1383 parameter to the call to gold::gc_process_relocs.
1384 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1385 template parameter to the call to gold::gc_process_relocs.
1386 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1387 paramter to the call to gold::gc_process_relocs.
1388 * gc.h (get_embedded_addend_size): New function.
1389 (gc_process_relocs): Save the size of the reloc for use by ICF.
1390 * icf.cc (get_section_contents): Get the addend from the text section
1391 for SHT_REL relocation sections.
1392 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1393 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1394 * int_encoding.h (read_from_pointer): New overloaded function.
1395 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1396 * testsuite/icf_sht_rel_addend_test.sh: New file.
1397 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1398 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1400 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1402 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1403 * Makefile.in: Regenerate.
1404 * testsuite/Makefile.in: Regenerate.
1406 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1408 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1409 * gold/testsuite/debug_msg.cc: Likewise.
1410 * gold/testsuite/odr_violation1.cc
1411 * gold/testsuite/odr_violation2.cc
1413 2010-07-21 Cary Coutant <ccoutant@google.com>
1415 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1416 string, and length fields.
1417 (Output_merge_string::Merged_strings_list): New type.
1418 (Output_merge_string::Merged_strings_lists): New typedef.
1419 (Output_merge_string): Replace merged_strings_ with
1420 merged_strings_lists_.
1421 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1422 Merged_strings_list per input object and section. Don't store pointer
1423 to the string. Don't store length with each merged string entry.
1424 (Output_merge_string::finalize_merged_data): Loop over list of merged
1425 strings lists. Recompute length of each merged string.
1427 2010-07-15 Cary Coutant <ccoutant@google.com>
1429 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1432 2010-07-14 Ian Lance Taylor <iant@google.com>
1434 * descriptors.cc (Descriptors::open): Report correct name in error
1437 2010-07-13 Doug Kwan <dougkwan@google.com>
1439 * arm.cc (Arm_input_section::Arm_input_section): For a
1440 SHT_ARM_EXIDX section, always keeps the input sections.
1441 (Arm_input_section::set_exidx_section_link): New method.
1442 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1443 has_errors_ to false.
1444 (Arm_exidx_input_section::has_errors,
1445 Arm_exidx_input_section::set_has_errors): New methods.
1446 (Arm_exidx_input_section::has_errors_): New data member.
1447 (Arm_relobj::get_exidx_shndx_list): New method.
1448 (Arm_output_section::append_text_sections_to_list): Do not skip
1449 section without SHF_EXECINSTR.
1450 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1452 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1453 section header. Make error messages more verbose. Check for
1454 a non-executable section linked to an EXIDX section.
1455 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1456 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1457 check that there is no deferred EXIDX section if we exit early.
1458 Instead of not making an EXIDX section in case of an error, make one
1459 and set the has_errors flag of it.
1460 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1461 in a relocatable link.
1462 (Target_arm::do_relax): Look for the EXIDX output section instead of
1463 assuming that it is called .ARM.exidx.
1464 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1465 section list. Do not check for SHF_EXECINSTR section flags but
1466 skip any input section with errors.
1467 * output.cc (Output_section::Output_section): Initialize
1468 always_keeps_input_sections_ to false.
1469 (Output_section::add_input_section): Check for
1470 always_keeps_input_sections_.
1471 * output.h (Output_section::always_keeps_input_sections,
1472 Output_section::set_always_keeps_input_sections): New methods.
1473 (Output_section::always_keeps_input_sections): New data member.
1475 2010-07-13 Rafael Espindola <espindola@google.com>
1477 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1478 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1480 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1481 Ian Lance Taylor <iant@google.com>
1483 * output.h (Output_section_lookup_maps::add_merge_section):
1484 Correct check of whether value was inserted.
1485 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1486 (Output_section_lookup_maps::add_relaxed_input_section):
1488 * arm.cc (Target_arm::got_section): Remove used local os.
1489 * i386.cc (Target_i386::got_section): Likewise.
1490 * x86_64.cc (Target_x86_64::got_section): Likewise.
1491 * sparc.cc (Target_sparc::got_section): Likewise.
1492 (Target_sparc::relocate): Remove unused local have_got_offset.
1493 * powerpc.cc (Target_powerpc::relocate): Likewise.
1495 2010-07-13 Ian Lance Taylor <iant@google.com>
1497 * compressed_output.cc (zlib_decompress): Fix signature in
1500 * archive.cc (Archive::include_member): Unlock an external member
1501 of a thin archive. Don't bother to delete an object we know is
1504 2010-07-12 Cary Coutant <ccoutant@google.com>
1506 * compressed_output.cc (zlib_decompress): New function.
1507 (get_uncompressed_size): New function.
1508 (decompress_input_section): New function.
1509 * compressed_output.h (get_uncompressed_size): New function.
1510 (decompress_input_section): New function.
1511 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1512 Handle compressed debug sections.
1513 * layout.cc (is_compressed_debug_section): New function.
1514 (Layout::output_section_name): Map compressed section names to
1516 * layout.h (is_compressed_debug_section): New function.
1517 (is_debug_info_section): Recognize compressed debug sections.
1518 * merge.cc: Include compressed_output.h.
1519 (Output_merge_data::do_add_input_section): Handle compressed
1521 (Output_merge_string::do_add_input_section): Handle compressed
1523 * object.cc: Include compressed_output.h.
1524 (Sized_relobj::Sized_relobj): Initialize new data members.
1525 (build_compressed_section_map): New function.
1526 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1527 * object.h (Object::section_is_compressed): New method.
1528 (Object::do_section_is_compressed): New method.
1529 (Sized_relobj::Compressed_section_map): New type.
1530 (Sized_relobj::do_section_is_compressed): New method.
1531 (Sized_relobj::compressed_sections_): New data member.
1532 * output.cc (Output_section::add_input_section): Handle compressed
1534 * reloc.cc: Include compressed_output.h.
1535 (Sized_relobj::write_sections): Handle compressed debug sections.
1537 2010-07-08 Cary Coutant <ccoutant@google.com>
1539 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1540 weak when resolving to a dynamic def.
1541 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1542 for weak undef/dynamic def cases. Adjust callers.
1543 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1544 undef_binding_weak_.
1545 (Symbol_table::sized_write_globals): Adjust symbol binding.
1546 (Symbol_table::sized_write_symbol): Add binding parameter.
1547 * symtab.h (Symbol::set_undef_binding): New method.
1548 (Symbol::is_undef_binding_weak): New method.
1549 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1550 (Symbol_table::should_override): Add new parameter.
1551 (Symbol_table::sized_write_symbol): Add new parameter.
1553 * testsuite/weak_undef_file1.cc: Add new test case.
1554 * testsuite/weak_undef_file2.cc: Fix header comment.
1555 * testsuite/weak_undef_test.cc: Add new test case.
1557 2010-06-29 Doug Kwan <dougkwan@google.com>
1559 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1560 Initialize USE_SYMBOL_.
1561 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1563 (Arm_reloc_property::uses_symbol_): New data member declaration.
1564 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1565 uses symbol value and symbol is undefined but not weakly undefined.
1567 2010-06-28 Rafael Espindola <espindola@google.com>
1569 * plugin.cc (Plugin::load): Use dlerror.
1571 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1573 * symtab.cc (detect_odr_violations): When reporting an ODR
1574 violation, report an object where the symbol is defined.
1576 2010-06-25 Doug Kwan <dougkwan@google.com>
1578 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1579 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1581 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1582 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1583 target hook to detect function points.
1584 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1585 * icf.h (Icf::check_section_for_function_pointers): Change type of
1586 parameter SECTION_NAME to const reference to std::string. Use
1587 target hook to determine if section may have unsafe pointers.
1588 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1591 2010-06-21 Rafael Espindola <espindola@google.com>
1593 * fileread.cc (Input_file::find_fie): New
1594 (Input_file::open): Use Input_file::find_fie.
1595 * fileread.h (Input_file::find_fie): New
1596 * plugin.cc (set_extra_library_path): New.
1597 (Plugin::load): Add set_extra_library_path to the transfer vector.
1598 (Plugin_manager::set_extra_library_path): New.
1599 (Plugin_manager::add_input_file): Use the extra search path if set.
1600 (set_extra_library_path(): New.
1601 * plugin.h (Plugin_manager): Add set_extra_library_path and
1604 2010-06-19 Cary Coutant <ccoutant@google.com>
1606 * layout.cc (gdb_sections): Add .debug_types.
1607 (lines_only_debug_sections): Likewise.
1609 2010-06-18 Rafael Espindola <espindola@google.com>
1611 * plugin.cc (add_input_file,add_input_library)
1612 (Plugin_manager::add_input_file): Make filename arguments const.
1613 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1616 2010-06-16 Doug Kwan <dougkwan@google.com>
1618 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1619 .ARM.attributes section if we have not merged any input
1620 attributes sections.
1622 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1624 * arm.cc: Allow combining objects with no EABI version
1627 2010-06-15 Rafael Espindola <espindola@google.com>
1629 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1631 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1633 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1634 (struct iovec): Correct !HAVE_READV definition.
1636 2010-06-10 Cary Coutant <ccoutant@google.com>
1638 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1639 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1641 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1644 * symtab.h (Symbol::is_placeholder): New member function.
1645 * target-reloc.h (relocate_section): Check for placeholder symbols.
1647 * testsuite/Makefile.am (plugin_test_8): New test.
1648 (plugin_test_9): New test.
1649 * testsuite/Makefile.in: Regenerate.
1651 2010-06-09 Nick Clifton <nickc@redhat.com>
1653 * yyscript.y (input_list_element): Allow strings prefixed with
1654 the '-' character. Treat these as libraries.
1655 * script.cc (script_add_library): New function. Adds a library
1656 specified by "-l<name>" found in an input script.
1657 * script-c.h: Add prototype for script_add_library.
1659 2010-06-07 Doug Kwan <dougkwan@google.com>
1661 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1662 Restrict stub-group size to be within long conditional branch
1663 range when working around cortex-A8 erratum.
1665 2010-06-07 Damien Diederen <dd@crosstwine.com>
1667 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1670 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1674 (Output_section::Input_section_sort_entry::compare_section_ordering):
1675 Change to return non-zero correctly.
1676 (Output_section::Input_section_sort_section_order_index_compare
1677 ::operator()): Change to fix ambiguity in comparisons.
1679 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1681 * gold.h (is_wildcard_string): New function.
1682 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1683 (Layout::layout_eh_frame): Ditto.
1684 (Layout::find_section_order_index): New method.
1685 (Layout::read_layout_from_file): New method.
1686 * layout.h (Layout::find_section_order_index): New method.
1687 (Layout::read_layout_from_file): New method.
1688 (Layout::input_section_position_): New private member.
1689 (Layout::input_section_glob_): New private member.
1690 * main.cc (main): Call read_layout_from_file here.
1691 * options.h (--section-ordering-file): New option.
1692 * output.cc (Output_section::input_section_order_specified_): New
1694 (Output_section::Output_section): Initialize new member.
1695 (Output_section::add_input_section): Add new parameter.
1696 Keep input sections when --section-ordering-file is used.
1697 (Output_section::set_final_data_size): Sort input sections when
1698 section ordering file is specified.
1699 (Output_section::Input_section_sort_entry): Add new parameter.
1701 (Output_section::Input_section_sort_entry::compare_section_ordering):
1703 (Output_section::Input_section_sort_compare::operator()): Change to
1704 consider section_order_index.
1705 (Output_section::Input_section_sort_init_fini_compare::operator()):
1706 Change to consider section_order_index.
1707 (Output_section::Input_section_sort_section_order_index_compare
1708 ::operator()): New method.
1709 (Output_section::sort_attached_input_sections): Change to sort
1710 according to section order when specified.
1711 (Output_section::add_input_section<32, true>): Add new parameter.
1712 (Output_section::add_input_section<64, true>): Add new parameter.
1713 (Output_section::add_input_section<32, false>): Add new parameter.
1714 (Output_section::add_input_section<64, false>): Add new parameter.
1715 * output.h (Output_section::add_input_section): Add new parameter.
1716 (Output_section::input_section_order_specified): New
1718 (Output_section::set_input_section_order_specified): New method.
1719 (Input_section::Input_section): Initialize section_order_index_.
1720 (Input_section::section_order_index): New method.
1721 (Input_section::set_section_order_index): New method.
1722 (Input_section::section_order_index_): New member.
1723 (Input_section::Input_section_sort_section_order_index_compare): New
1725 (Output_section::input_section_order_specified_): New member.
1726 * script-sections.cc (is_wildcard_string): Delete and move modified
1728 (Output_section_element_input::Output_section_element_input): Modify
1729 call to is_wildcard_string.
1730 (Output_section_element_input::Input_section_pattern
1731 ::Input_section_pattern): Ditto.
1732 (Output_section_element_input::Output_section_element_input): Ditto.
1733 * testsuite/Makefile.am (final_layout): New test case.
1734 * testsuite/Makefile.in: Regenerate.
1735 * testsuite/final_layout.cc: New file.
1736 * testsuite/final_layout.sh: New file.
1738 2010-06-01 Rafael Espindola <espindola@google.com>
1740 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1742 2010-06-01 Rafael Espindola <espindola@google.com>
1744 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1745 visibility of symbols.
1747 2010-05-27 Doug Kwan <dougkwan@google.com>
1749 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1750 from start of output section instead of address for a local symbol
1751 in a merged or relaxed section when doing a relocatable link.
1753 2010-05-26 Rafael Espindola <espindola@google.com>
1756 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1757 adding sections the garbage collector removed.
1758 * gold/testsuite/Makefile.am: Add test.
1759 * gold/testsuite/Makefile.in: Regenerate.
1760 * gold/testsuite/plugin_test_7.sh: New.
1761 * gold/testsuite/plugin_test_7_1.c: New.
1762 * gold/testsuite/plugin_test_7_2.c: New.
1764 2010-05-26 Rafael Espindola <espindola@google.com>
1766 * script-sections.cc (Output_section_definition::set_section_addresses):
1767 Check for --section-start.
1769 2010-05-26 Doug Kwan <dougkwan@google.com>
1771 * arm.cc (Arm_scan_relocatable_relocs): New class.
1772 (Target_arm::relocate_special_relocatable): New method.
1773 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1774 (Arm_relocate_functions::thumb_branch_common): Same.
1775 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1776 instead of Default_scan_relocatable_relocs.
1777 * target-reloc.h (relocate_for_relocatable): Let target handle
1778 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1779 * target.h (Sized_target::relocate_special_relocatable): New method.
1781 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1783 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1785 2010-05-23 Doug Kwan <dougkwan@google.com>
1787 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1789 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1790 with a direct branch, not a conditional branch, to a stub.
1791 * merge.cc (Output_merge_base::record_input_section): New method
1793 (Output_merge_data::do_add_input_section): Record input section if
1794 keeps-input-sections flag is set.
1795 (Output_merge_string::do_add_input_section): Ditto.
1796 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1797 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1799 (Output_merge_base::keeps_input_sections,
1800 Output_merge_base::set_keeps_input_sections,
1801 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1803 (Output_merge_base::Input_sections): New type declaration.
1804 (Output_merge_base::input_sections_begin,
1805 Output_merge_base::input_sections_end,
1806 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1807 (Output_merge_base::bool keeps_input_sections_,
1808 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1809 Output_merge_base::input_sections_): New data members.
1810 (Output_merge_data::do_set_keeps_input_sections): New method
1812 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1813 * output.cc (Output_section::Input_section::relobj): Move method
1814 defintion from class declaration to here and handle merge sections.
1815 (Output_section::Input_section::shndx): Ditto.
1816 (Output_section::Output_section): Remove initializations of removed
1817 data members and initialize new data member LOOKUP_MAPS_.
1818 (Output_section::add_input_section): Set keeps-input-sections flag
1819 for a newly created merge output section as appropriate. Adjust code
1820 to use Output_section_lookup_maps class.
1821 (Output_section::add_relaxed_input_section): Adjst code for lookup
1822 maps code refactoring.
1823 (Output_section::add_merge_input_section): Add a new parameter
1824 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1825 class. If adding input section to a newly created merge output
1826 section fails, remove the new merge section.
1827 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1828 Adjust code for use of the Output_section_lookup_maps class.
1829 (Output_section::find_merge_section): Ditto.
1830 (Output_section::build_lookup_maps): New method defintion.
1831 (Output_section::find_relaxed_input_section): Adjust code to use
1832 Output_section_lookup_maps class.
1833 (Output_section::get_input_sections): Export merge sections. Adjust
1834 code to use Output_section_lookup_maps class.
1835 (Output_section:::add_script_input_section): Adjust code to use
1836 Output_section_lookup_maps class. Update lookup maps for merge
1838 (Output_section::discard_states): Use Output_section_lookup_maps.
1839 (Output_section::restore_states): Same.
1840 * output.h (Merge_section_properties): Move class defintion out of
1842 (Output_section_lookup_maps): New class.
1843 (Output_section::Input_section::is_merge_section): New method
1845 (Output_section::Input_section::relobj): Move defintion out of class
1846 defintion. Declare method only.
1847 (Output_section::Input_section::shndx): Ditto.
1848 (Output_section::Input_section::output_merge_base): New method defintion.
1849 (Output_section::Input_section::u2_.pomb): New union field.
1850 (Output_section::Merge_section_by_properties_map,
1851 Output_section::Output_section_data_by_input_section_map,
1852 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1854 (Output_section::add_merge_input_section): Add new parameter
1855 KEEPS_INPUT_SECTIONS.
1856 (Output_section::build_lookup_maps): New method declaration.
1857 (Output_section::merge_section_map_,
1858 Output_section::merge_section_by_properties_map_,
1859 Output_section::relaxed_input_section_map_,
1860 Output_section::is_relaxed_input_section_map_valid_): Remove data
1862 (Output_section::lookup_maps_): New data member.
1864 2010-05-21 Doug Kwan <dougkwan@google.com>
1867 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1868 avoid a compilation error.
1870 2010-05-19 Rafael Espindola <espindola@google.com>
1872 * script-sections.cc (Output_section_definition::allocate_to_segment):
1873 Update the phdrs_list even when the output section is NULL.
1874 * testsuite/Makefile.am: Add test.
1875 * testsuite/Makefile.in: Regenerate.
1876 * testsuite/script_test_9.cc: New.
1877 * testsuite/script_test_9.sh: New.
1878 * testsuite/script_test_9.t: New.
1880 2010-05-19 Doug Kwan <dougkwan@google.com>
1882 * arm.cc (Arm_input_section::original_size): New method.
1883 (Arm_input_section::do_addralign): Add a cast.
1884 (Arm_input_section::do_output_offset): Remove static cast.
1885 (Arm_input_section::original_addralign,
1886 Arm_input_section::original_size_): Change type to uint32_t.
1887 (Arm_input_section::init): Add safe casts for section alignment
1889 (Arm_input_section::set_final_data_size): Do not set address and
1890 offset of stub table.
1891 (Arm_output_section::fix_exidx_coverage): Change use of of
1892 Output_section::Simple_input_section to that of
1893 Output_section::Input_section.
1894 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1895 except for the first pass.
1896 * output.cc (Output_section::get_input_sections): Change type of
1897 input_sections to std::list<Input_section>.
1898 (Output_section::add_script_input_section): Rename from
1899 Output_section::add_simple_input_section. Change type of SIS
1900 parameter from Simple_input_section to Input_section.
1901 * output.h (Output_section::Simple_input_section): Remove class.
1902 (Output_section::Input_section): Change class visibility to public.
1903 (Output_section::Input_section::addralign): Use stored alignments
1904 for special input sections if set.
1905 (Output_section::Input_section::set_addralign): New method.
1906 (Output_section::get_input_sections): Change parameter type from
1907 list of Simple_input_section to list of Input_section.
1908 (Output_section::add_script_input_section): Rename from
1909 Output_section::add_simple_input_section. Change first parameter's
1910 type from Simple_input_section to Input_section and remove the
1911 second and third parameters.
1912 * script-sections.cc (Input_section::Input_section_list): Change
1913 type to list of Output_section::Input_section/
1914 (Input_section_info::Input_section_info): Change parameter type of
1915 INPUT_SECTION to Output_section::Input_section.
1916 (Input_section_info::input_section): Change return type.
1917 (Input_section_info::input_section_): Change type to
1918 Output_section::Input_section.
1919 (Output_section_element_input::set_section_addresses): Adjust code
1920 to use Output_section::Input_section instead of
1921 Output_section::Simple_input_section. Adjust code for renaming
1922 of Output_section::add_simple_input_section.
1923 (Orphan_output_section::set_section_addresses): Ditto.
1925 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1927 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1928 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1930 2010-05-18 Rafael Espindola <espindola@google.com>
1932 * options.cc (General_options::finalize): Handle -nostdlib.
1933 * options.h (nostdlib): New option.
1934 * script.cc (script_add_search_dir): Handle -nostdlib.
1936 2010-05-12 Doug Kwan <dougkwan@google.com>
1938 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1939 attributes section only if there no attributes section after merging.
1940 (Target_arm::merge_object_attributes): Move value of
1941 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1942 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1943 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1944 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1945 and arm_attr_merge_7.stdout.
1946 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1947 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1948 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1949 arm_attr_merge_7b.o): New rules.
1950 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1952 * testsuite/Makefile.in: Regenerate.
1953 * testsuite/arm_attr_merge.sh: New file.
1954 * testsuite/arm_attr_merge_[67][ab].s: Same.
1956 2010-05-05 Nick Clifton <nickc@redhat.com>
1958 * po/es.po: Updated Spanish translation.
1960 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1962 * Makefile.am (install-exec-local): Properly install gold as
1963 default cross linker.
1964 * Makefile.in: Regenerated.
1966 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1967 Nick Clifton <nickc@redhat.com>
1969 * configure.ac (install_as_default): Define and set to false
1970 unless --enable-gold or --enable-gold=both/gold has been
1972 * configure: Regenerate.
1974 * Makefile.am (install-exec-local): Install the executable as
1975 'ld.gold'. If install_as_default is true then also install it as
1977 * Makefile.in: Regenerated.
1979 2010-04-24 Ian Lance Taylor <iant@google.com>
1981 * layout.cc (Layout::layout_reloc): In relocatable link don't
1982 combine reloc sections for grouped sections.
1984 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1986 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1987 sections that are not ordinary to icf.
1988 * icf.cc (get_section_contents): Handle relocation pointing to section
1989 with no object or shndx information.
1990 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1991 * testsuite/Makefile.in: Regenerate.
1992 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1993 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1995 2010-04-22 Ian Lance Taylor <iant@google.com>
1997 * expression.cc (Expression::Expression_eval_info): Add
1998 result_alignment_pointer field.
1999 (Expression::eval_with_dot): Add result_alignment_pointer
2000 parameter. Change all callers.
2001 (Expression::eval_maybe_dot): Likewise.
2002 (class Binary_expression): Add alignment_pointer parameter to
2003 left_value and right_value. Change all callers.
2004 (BINARY_EXPRESSION): Set result alignment.
2005 (class Trinary_expression): Add alignment_pointer parameter to
2006 arg2_value and arg3_value. Change all callers.
2007 (Trinary_cond::value): Set result alignment.
2008 (Max_expression::value, Min_expression::value): Likewise.
2009 (Align_expression::value): Likewise.
2010 * script-sections.cc (class Sections_element): Add dot_alignment
2011 parameter to set_section_addresses virtual function. Update
2013 (class Output_section_element): Likewise.
2014 (Script_sections::create_segments): Add dot_alignment parameter.
2016 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2017 (Script_sections::set_phdrs_clause_addresses): Likewise.
2018 * script-sections.h: Update declarations.
2019 * script.h: Update declarations.
2020 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2022 * testsuite/script_test_3.t: Set large alignment.
2023 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2024 segment has expected alignment.
2026 2010-04-22 Nick Clifton <nickc@redhat.com>
2028 * po/gold.pot: Updated by the Translation project.
2029 * po/vi.po: Updated Vietnamese translation.
2031 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2033 * testsuite/Makefile.am (check_PROGRAMS): Add
2034 icf_virtual_function_folding_test.
2035 * testsuite/Makefile.in: Regenerated.
2037 2010-04-15 Andrew Haley <aph@redhat.com>
2039 * options.h (merge_exidx_entries): New option.
2040 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2041 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2042 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2043 (Target_arm::merge_exidx_entries): New function.
2044 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2045 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2046 to Arm_exidx_fixup constructor.
2047 Add new arg, merge_exidx_entries.
2048 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2049 Arm_output_section::fix_exidx_coverage.
2051 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2053 * icf.cc (get_section_contents): Check for preemptible functions.
2054 Ignore addend when appropriate.
2055 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2057 (add_from_relobj): Check for section folded.
2058 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2059 * symtab.h (should_add_dynsym_entry): Add new parameter.
2060 * target-reloc.h (scan_relocs): Check for section folded.
2061 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2062 Check reloc types for function pointers in shared objects.
2063 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2065 (icf_preemptible_functions_test): New test case.
2066 (icf_string_merge_test): New test case.
2067 * testsuite.Makefile.in: Regenerate.
2068 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2069 bar_glob. Refactor code.
2070 * testsuite/icf_preemptible_functions_test.cc: New file.
2071 * testsuite/icf_preemptible_functions_test.sh: New file.
2072 * testsuite/icf_string_merge_test.cc: New file.
2073 * testsuite/icf_string_merge_test.sh: New file.
2074 * testsuite/icf_virtual_function_folding_test.cc: New file.
2075 * testsuite/icf_virtual_function_folding_test.sh: New file.
2077 2010-04-14 Doug Kwan <dougkwan@google.com>
2079 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2080 for local symbol recounting if we remove a section due to ICF.
2081 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2082 there are no regular objects in input.
2084 2010-04-13 Doug Kwan <dougkwan@google.com>
2086 * arm.cc (Arm_input_section::set_final_data_size): Compute
2087 accurate final data size instead of using current data size.
2089 2010-04-09 Doug Kwan <dougkwan@google.com>
2091 * layout.cc (Layout::choose_output_section): Handle script section
2093 (Layout::make_output_section_for_script): Add section type parameter.
2094 Handle script section types.
2095 * layout.h (Layout::make_output_section_for_script): Add section
2097 * output.cc (Output_section::Output_section): Initialize data member
2099 (Output_section::do_reset_address_and_file_offset): Do not set address
2100 to 0 if section is a NOLOAD section.
2101 * output.h (Output_section::is_noload): New method.
2102 (Output_section::set_is_noload): Ditto.
2103 (Output_section::is_noload_): New data member.
2104 * script-c.h (Script_section_type): New enum type.
2105 (struct Parser_output_section_header): Add new file section_type.
2106 * script-sections.cc (Sections_element::output_section_name): Add
2107 parameter for returning script section type.
2108 (Output_section_definition::output_section_name): Ditto.
2109 (Output_section_definition::section_type)P; New method.
2110 (Output_section_definiton::script_section_type_name): Ditto.
2111 (Output_section_definition::script_section_type_): New data member.
2112 (Output_section_definition::Output_section_definition): Initialize
2113 data member Output_section_definition::script_section_type_.
2114 (Output_section_definition::create_sections): Pass script section type
2115 to Layout::make_output_section_for_script.
2116 (Output_section_definition::output_section_name): Return script
2117 section type to caller.
2118 (Output_section_definition::set_section_address): Do not advance
2119 dot value and load address if section type is NOLOAD. Set address
2120 of NOLOAD sections regardless of section flags.
2121 (Output_section_definition::print): Print section type if it is
2122 not SCRIPT_SECTION_TYPE_NONE.
2123 (Output_section_definition::section_type): New method.
2124 (Output_section_definition::script_section_type_name): Ditto.
2125 (Script_sections::output_section_name): Add new parameter
2126 PSECTION_TYPE for returning script section type. Pass it to
2127 section elements. Handle discard sections.
2128 (Sort_output_sections::operator()): Handle NOLOAD sections.
2129 * script-sections.h (Script_sections::Section_type): New enum type.
2130 (Script_sections::output_section_name): Add a new parameter for
2131 returning script section type.
2132 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2134 * yyscript.y (union): Add new field SECTION_TYPE.
2135 (COPY, DSECT, INFO, NOLOAD): New tokens.
2136 (opt_address_and_section_type): Change type to output_section_header.
2137 (section_type): New non-terminal
2138 (section_header): Handle section type.
2139 (opt_address_and_section_type): Return section type value.
2141 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2143 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2144 * testsuite/plugin_common_test_2.c (foo): Likewise.
2146 2010-04-08 Doug Kwan <dougkwan@google.com>
2148 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2150 * output.cc (Output_section::add_merge_input_section): Simplify
2151 code and return status of Output_merge_base::add_input_section.
2152 Update merge section map only if Output_merge_base::add_input_section
2155 2010-04-07 Doug Kwan <dougkwan@google.com>
2157 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2158 if section is marked as containing instructions but has no mapping
2160 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2161 correct section index.
2162 (Arm_relobj::find_linked_text_section): Ditto.
2164 2010-04-07 Cary Coutant <ccoutant@google.com>
2166 * archive.cc (include_member): Destroy Read_symbols_data object before
2168 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2169 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2170 (Read_symbols_data::~Read_symbols_data) New destructor.
2171 (Section_relocs::Section_relocs) New constructor.
2172 (Section_relocs::~Section_relocs) New destructor.
2173 (Read_relocs_data::Read_relocs_data) New constructor.
2174 (Read_relocs_data::~Read_relocs_data) New destructor.
2175 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2176 pointers to NULL after deleting.
2178 2010-04-07 Doug Kwan <dougkwan@google.com>
2180 * arm.cc: Replace "endianity" with "endianness" in comments.
2181 (Arm_exidx_cantunwind): Ditto.
2182 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2183 (Arm_relobj::merge_flags_and_attributes): New method.
2184 (Arm_relobj::merge_flags_and_attributes_): New data member.
2185 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2186 (Arm_relobj::scan_sections_for_stubs): Ditto.
2187 (Arm_relobj::do_read_symbols): Check to see if we really want to
2188 merge processor-specific flags and attributes. Exit early if
2189 an object is empty except for section names and the undefined symbol.
2190 (Target_arm::do_finalize_sections): Move check for ELF format to
2191 Arm_relobj::do_read_symbols. Merge processor specific flags and
2192 attributes from a regular object only when we have determined that
2193 it is aapropriate. Do not create an .ARM.attributes section in
2194 output if there is no regular input object.
2195 (Target_arm::merge_processor_specific_flags): Check
2196 --warn-mismatch before printing any error.
2197 (Target_arm::merge_object_attributes): Ditto.
2198 * gold.cc (queue_middle_tasks): Handle the case in which there is
2199 no regular object in input.
2200 * options.cc (General_options::parse_EB): New method.
2201 (General_options::parse_EL): Same.
2202 (General_options::General_options): Initialize endianness_.
2203 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2205 (General_options::Endianness): New enum.
2206 (General_options::endianness): New method.
2207 (General_options::endianness_): New data member.
2208 * parameters.cc (Parameters::set_options): Check target endianness.
2209 (Parameters::set_target_once): Ditto.
2210 (Parameters::check_target_endianness): New method.
2211 (parameters_force_valid_target): If either -EL or -EB is specified,
2212 use it to define endianness of default target.
2213 * parameters.h (Parameters::check_target_endianness): New method
2215 * target.h (class Target): Change "endianity" to "endianness"
2218 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2220 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2221 * configure: Regenerate.
2222 * Makefile.in: Regenerate.
2223 * testsuite/Makefile.in: Regenerate.
2225 2010-04-06 Cary Coutant <ccoutant@google.com>
2228 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2229 prevailing definitions of common symbols.
2230 * testsuite/plugin_test_6.sh: New test case.
2231 * testsuite/plugin_common_test_1.c: New test case.
2232 * testsuite/plugin_common_test_2.c: New test case.
2233 * testsuite/Makefile.am (plugin_test_6): New test case.
2234 * testsuite/Makefile.in: Regenerate.
2236 2010-04-06 Nick Clifton <nickc@redhat.com>
2238 * po/vi.po: New Vietnamese translation.
2240 2010-03-30 Doug Kwan <dougkwan@google.com>
2242 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2244 2010-03-25 Doug Kwan <dougkwan@google.com>
2246 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2247 to avoid a conversion warning on a 32-bit host.
2249 2010-03-24 Ian Lance Taylor <iant@google.com>
2251 * testsuite/script_test_3.t: Add a TLS segment.
2252 * testsuite/Makefile.am (check_PROGRAMS): Add
2253 tls_phdrs_script_test.
2254 (tls_phdrs_script_test_SOURCES): Define.
2255 (tls_phdrs_script_test_DEPENDENCIES): Define.
2256 (tls_phdrs_script_test_LDFLAGS): Define.
2257 (tls_phdrs_script_test_LDADD): Define.
2258 * testsuite/Makefile.in: Rebuild.
2260 2010-03-23 Cary Coutant <ccoutant@google.com>
2262 * fileread.cc (find_or_make_view): Fix comment.
2264 2010-03-23 Ian Lance Taylor <iant@google.com>
2266 * script-sections.cc (class Orphan_section_placement): Define
2267 PLACE_TLS and PLACE_TLS_BSS.
2268 (Orphan_section_placement::Orphan_section_placement): Initialize
2270 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2271 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2272 (tls_script_test_SOURCES): Define.
2273 (tls_script_test_DEPENDENCIES): Define.
2274 (tls_script_test_LDFLAGS): Define.
2275 (tls_script_test_LDADD): Define.
2276 * testsuite/Makefile.in: Rebuild.
2278 2010-03-22 Doug Kwan <dougkwan@google.com>
2280 * arm.cc (Arm_relocate_functions::abs8,
2281 Arm_relocate_functions::abs16): Use correct check for overflow
2282 specified in the ARM ELF specs.
2283 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2284 target of a BLX instruction specially.
2285 (Reloc_stub::stub_type_for_reloc): Ditto.
2286 (Relocate::relocate): Use symbolic names instead of numeric relocation
2287 codes to report error.
2288 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2290 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2291 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2292 thumb2_blx_out_of_range.stdout
2293 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2294 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2295 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2296 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2297 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2298 thumb2_blx_in_range, thumb2_blx_in_range.o,
2299 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2300 thumb2_blx_out_of_range.o): New rules.
2301 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2302 thumb2_blx_in_range and thumb2_blx_out_of_range.
2303 * testsuite/Makefile.in: Regenerate.
2304 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2305 * testsuite/thumb_blx_in_range.s: New file.
2306 * testsuite/thumb_blx_out_of_range.s: New file.
2308 2010-03-22 Rafael Espindola <espindola@google.com>
2310 * archive.cc (Should_include): Move to archive.h.
2311 (should_include_member): Make it a member of Archive.
2313 (Add_lib_group_symbols): New.
2314 * archive.h: Include options.h.
2315 (Archive_member): Moved from Archive.
2316 (Should_include): Moved from archive.cc.
2318 (Add_lib_group_symbols): New.
2319 * dynobj.cc (do_should_include_member): New.
2320 * dynobj.h (do_should_include_member): New.
2321 * gold.cc (queue_initial_tasks): Update call to queue.
2322 * main.cc (main): Print lib group stats.
2323 * object.cc (do_should_include_member): New.
2324 * object.h: Include archive.h.
2325 (Object::should_include_member): New.
2326 (Object::do_should_include_member): New.
2327 (Sized_relobj::do_should_include_member): New.
2328 * options.cc (General_options::parse_start_lib): New.
2329 (General_options::parse_end_lib): New.
2330 (Input_arguments::add_file): Handle lib groups.
2331 (Input_arguments::start_group): Check we are not in a lib.
2332 (Input_arguments::start_lib): New.
2333 (Input_arguments::end_lib): New.
2334 * options.h (General_options): Add start_lib and end_lib.
2335 (Input_argument::lib_): New.
2336 (Input_argument::lib): New.
2337 (Input_argument::is_lib): New.
2338 (Input_file_lib): New.
2339 (Input_arguments::in_lib_): New.
2340 (Input_arguments::in_lib): New.
2341 (Input_arguments::start_lib): New.
2342 (Input_arguments::end_lib_): New.
2343 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2344 in unused members as preempted.
2345 (Sized_pluginobj::do_should_include_member): New.
2346 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2347 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2349 (Read_symbols::do_whole_lib_group): New.
2350 (Read_symbols::do_lib_group): New.
2351 (Read_symbols::do_read_symbols): Handle lib groups.
2352 (Read_symbols::get_name): Handle lib groups.
2353 * readsyms.h (Read_symbols): Add an archive member pointer.
2354 (Read_symbols::do_whole_lib_group): New.
2355 (Read_symbols::do_lib_group): New.
2356 (Read_symbols::member_): New.
2357 * script.cc (read_input_script): Update call to queue_soon.
2359 2010-03-19 Doug Kwan <dougkwan@google.com>
2361 * arm.cc (Stub_table::Stub_table): Initialize new data members
2362 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2363 (Stub_table::add_reloc_stub): Assign stub offset and update
2364 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2365 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2367 (Stub_table::update_data_size_and_addralign): Use
2368 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2369 instead of going over all reloc stubs.
2370 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2371 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2372 Stringpool_template::offset_ to size of Stringpool_char.
2373 (Stringpool_template::new_key_offset): Remove code to initialize
2374 Stringpool_template::offset_.
2375 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2376 Stringpool_template::offset_ to zero.
2378 2010-03-15 Doug Kwan <dougkwan@google.com>
2380 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2382 (Stringpool_template::new_key_offset): New method.
2383 (Stringpool_template::add_string): Assign offsets when adding new
2385 (Stringpool_template::set_string_offsets): Do not set string offsets
2386 when not optimizing.
2387 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2389 (Chunked_vector::clear): Clear size_.
2390 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2391 (Chunked_vector::size): Return size_.
2392 (Chunked_vector::push_back): Use size_ to find insert position.
2393 (Chunked_vector::size_): New data member.
2394 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2395 (Stringpool_template::new_key_offset): New method declaration.
2396 (Stringpool_template::offset_): New data member.
2398 2010-03-15 Rafael Espindola <espindola@google.com>
2400 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2401 Add_symbols' constructor.
2402 * readsyms.h (Add_symbols): Remove the input_group member.
2404 2010-03-10 Ian Lance Taylor <iant@google.com>
2406 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2407 target to ask whether a reference to a symbol requires a stack
2409 * target.h (Target::is_call_to_non_split): New function.
2410 (Target::do_is_call_to_non_split): Declare virtual function.
2411 * target.cc: Include "symtab.h".
2412 (Target::do_is_call_to_non_split): New function.
2413 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2415 2010-03-10 Cary Coutant <ccoutant@google.com>
2417 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2418 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2419 (File_read::open[2]): Add whole_file_view_ to list of views.
2420 (File_read::make_view): Remove test of whole_file_view_.
2421 (File_read::find_or_make_view): Create whole_file_view_ if
2423 (File_read::clear_views): Replace bool parameter with enum;
2424 adjust all callers. Don't delete views with permanent data;
2425 do delete cached views and views from archives if
2426 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2427 if clearing the corresponding view.
2428 * fileread.h (File_read::Clear_views_mode): New enum.
2429 (File_read::View::is_permanent_view): New method.
2430 (File_read::clear_views): Replace bool parameter
2431 with enum; adjust all callers.
2432 * options.h (General_options): Change keep_files_mapped option;
2433 add map_whole_files.
2434 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2436 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2439 2010-03-10 David S. Miller <davem@davemloft.net>
2441 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2443 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2445 * icf.cc (get_section_contents): Add '@' marker after processing the
2448 2010-03-08 Doug Kwan <dougkwan@google.com>
2450 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2451 due to a conversion warning.
2452 (Arm_relobj::update_output_local_symbol_count): Check for local
2453 symbol with unset output index.
2455 2010-03-05 Ian Lance Taylor <iant@google.com>
2457 * options.h (class General_options): Add --spare-dynamic-tags.
2458 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2459 --spare-dynamic-tags.
2461 2010-03-05 Ian Lance Taylor <iant@google.com>
2463 * incremental.cc: Include "libiberty.h".
2465 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2467 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2468 function, is_info_ member.
2469 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2470 (Versions::Versions): Update caller.
2471 (Versions::define_base_version): Likewise.
2472 (Versions::add_def): Likewise.
2474 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2476 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2477 (Scan::possible_function_pointer_reloc): New function.
2478 (Scan::local_reloc_may_be_function_pointer): Change to call
2479 possible_function_pointer_reloc.
2480 (Scan::global_reloc_may_be_function_pointer): Ditto.
2481 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2482 relocations in ".data.rel.ro._ZTV" section.
2483 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2484 * testsuite/icf_safe_so_test.cc: Ditto.
2485 * testsuite/icf_safe_test.cc: Ditto.
2486 * testsuite/icf_safe_test.sh: Ditto.
2488 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2489 Ian Lance Taylor <iant@google.com>
2491 * target-reloc.h (relocate_section): Check the symbol table index
2492 for -1U before setting the local symbol index.
2493 (scan_relocatable_relocs): If copying the relocation, record that
2494 the local symbol is required.
2495 * object.h (Symbol_value::is_output_symtab_index_set): New
2497 (Symbol_value::may_be_discarded_from_output_symtab): New
2499 (Symbol_value::has_output_symtab_entry): New function.
2500 (Symbol_value::needs_output_symtab_entry): Remove.
2501 (Symbol_value::output_symtab_index): Make sure the symbol index is
2503 (Symbol_value::set_output_symtab_index): Make sure the symbol
2504 index is not set. Make sure the new index is valid.
2505 (Symbol_value::set_must_have_output_symtab_entry): New function.
2506 (Symbol_value::has_output_dynsym_entry): New function.
2507 (Symbol_value::set_output_dynsym_index): Make sure the new index
2509 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2510 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2511 local symbol if permitted.
2512 (Sized_relobj::do_finalize_local_symbols): Call
2513 is_output_symtab_index_set rather than needs_output_symtab_entry.
2514 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2515 rather than needs_output_symtab_entry. Call
2516 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2517 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2518 is_output_symtab_index_set rather than needs_output_symtab_entry.
2519 * testsuite/discard_locals_relocatable_test.c: New file.
2520 * testsuite/discard_locals_test.sh: Test -r.
2521 * testsuite/Makefile.am (check_DATA): Add
2522 discard_locals_relocatable_test1.syms,
2523 discard_local_relocatable_test2.syms.
2524 (MOSTLYCLEANFILES): Likewise. Also add
2525 discard_locals_relocatable_test1.lout and
2526 discard_locals_relocatable_test2.out.
2527 (discard_locals_relocatable_test1.syms): New target.
2528 (discard_locals_relocatable_test.o): New target.
2529 (discard_locals_relocatable_test1.out): New target.
2530 (discard_locals_relocatable_test2.syms): New target.
2531 (discard_locals_relocatable_test2.out): New target.
2532 (various): Add missing ../ld-new dependencies.
2533 * testsuite/Makefile.in: Rebuild.
2535 2010-03-03 Nick Clifton <nickc@redhat.com>
2537 * po/fi.po: New Finnish translation.
2539 2010-03-01 Doug Kwan <dougkwan@google.com>
2541 * layout.cc (Layout::Layout): Force section types of .init_array*,
2542 .preinit_array* and .fini_array* sections.
2543 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2544 Fix check of return value of std::string::find.().
2545 (Output_section::Input_section_sort_compare::operator()): Remove
2546 comment about .init_array.
2547 (Output_section::Input_section_sort_init_fini_compare::operator()):
2549 (Output_section::sort_attached_input_sections): Handle .init_array
2550 and .fini_array specially.
2551 * output.h (Output_section::Inut_section_sort_compare): Update
2553 (Output_section::Input_section_sort_init_fini_compare): New struct.
2555 2010-02-26 Doug Kwan <dougkwan@google.com>
2557 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2558 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2559 * testsuite/debug_msg.sh: Avoid matching source line number for
2560 use of global variable undef_int.
2562 2010-02-26 Doug Kwan <dougkwan@google.com>
2564 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2565 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2566 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2567 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2568 * options.cc (General_options::General_options): Initialize member
2570 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2571 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2572 and rm_no_fix_v4bx.stdout
2573 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2574 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2575 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2576 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2577 and arm_no_fix_v4bx.
2578 * Makefile.in: Regenerate.
2579 * testsuite/arm_fix_v4bx.s: New file.
2580 * testsuite/arm_fix_v4bx.sh: Ditto.
2582 2010-02-24 Doug Kwan <dougkwan@google.com>
2584 * arm.cc (Target_arm::got_section): Make the .got section the first
2585 non RELRO section in the data segment.
2586 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2587 suffixes of section names.
2589 2010-02-24 Doug Kwan <dougkwan@google.com>
2591 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2592 flags and attributes merging if an input file is a binary file.
2593 * fileread.cc (Input_file::open): Record format of original file.
2594 * fileread.h (Input_file::Format): New enum type.
2595 (Input_file::Input_file): Initialize data member format_.
2596 (Input_file::format): New method definition.
2597 (Input_file::format_):: New data member.
2599 2010-02-24 Doug Kwan <dougkwan@google.com>
2601 * arm.cc (Arm_output_data_got): New class.
2602 (ARM_TCB_SIZE): New constant
2603 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2604 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2605 If user uses a script with a SECTIONS clause, issue only a warning
2606 for a misplaced EXIDX input section. Otherwise, issue an error.
2607 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2609 (Target_arm::got_mode_index_entry): Handle static linking.
2610 (Target_arm::Scan::local): Ditto.
2611 (Target_arm::Scan::global): Ditto.
2612 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2613 all incorrectly implemented relocations.
2614 (Target_arm::fix_exidx_coverage): Pass layout to
2615 Arm_output_section::fix_exidx_coverage.
2616 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2617 from ".ARM.exidx." and ".ARM.extab.".
2619 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2621 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2622 section if it does not already exist.
2623 * attributes.cc (Attributes_section_data::Attributes_section_data):
2624 Don't crash if size is zero.
2626 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2627 Ian Lance Taylor <iant@google.com>
2629 * gold.cc (queue_middle_tasks): If no input files were opened,
2631 * workqueue.h (Task_function::Task_function): Assert that there is
2634 2010-02-22 Doug Kwan <dougkwan@google.com>
2636 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2637 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2638 types to avoid warnings due to different uint64_t implementations
2641 2010-02-21 Doug Kwan <dougkwan@google.com>
2643 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2644 handling of the maximum backward branch offset.
2645 (Arm_relocate_functions::thumb_branch_common): Ditto.
2646 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2647 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2648 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2649 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2650 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2651 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2652 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2653 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2654 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2655 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2656 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2657 thumb2_bl_out_of_range.o): New rules.
2658 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2659 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2660 thumb2_bl_out_of_range
2661 * testsuite/Makefile.in: Regenerate.
2662 * testsuite/arm_bl_in_range.s: New file.
2663 * testsuite/arm_bl_out_of_range.s: Ditto.
2664 * testsuite/arm_branch_in_range.sh: Ditto.
2665 * testsuite/arm_branch_range.t: Ditto.
2666 * testsuite/thumb2_branch_range.t: Ditto.
2667 * testsuite/thumb_bl_in_range.s: Ditto.
2668 * testsuite/thumb_bl_out_of_range.s: Ditto.
2669 * testsuite/thumb_branch_range.t: Ditto.
2671 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2673 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2674 Add reloc offset information.
2675 * icf.cc (get_section_contents): Change iterators to point to the new
2676 vectors. Add reloc offset information to the contents.
2677 * icf.h (Icf::Sections_reachable_info): New typedef.
2678 (Icf::Sections_reachable_list): New typedef.
2679 (Icf::Offset_info): New typedef.
2680 (Icf::Reloc_info): New struct typedef.
2681 (Icf::Reloc_info_list): New typedef.
2682 (Icf::symbol_reloc_list): Delete method.
2683 (Icf::addend_reloc_list): Delete method.
2684 (Icf::section_reloc_list): Delete method.
2685 (Icf::reloc_info_list): New method.
2686 (Icf::reloc_info_list_): New member.
2688 2010-02-19 Doug Kwan <dougkwan@google.com>
2690 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2691 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2692 * arm.cc (Arm_relocation_functions): New forward declaration.
2693 (Target_arm::Target_arm): Initialize new data members
2694 got_mod_index_offset_ and tls_base_symbol_defined_.
2695 (Target_arm::Relocate::relocate_tls): New method.
2696 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2697 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2699 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2700 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2701 (Target_arm::got_mod_index_offset_,
2702 Target_arm::tls_base_symbol_defined_): New data members.
2703 (Target_arm::Scan::local, Target::Scan::global,
2704 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2707 2010-02-18 Doug Kwan <dougkwan@google.com>
2709 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2710 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2711 text section as a parameter becuase some broken tools may not set
2712 the link in section header.
2713 (Target_arm::has_got_section): New method.
2714 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2715 without any mapping symbol as data only. Remove warning.
2716 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2717 link in its section header, try to discover the link by inspecting the
2718 REL31 relocation at the beginning of the section.
2719 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2721 (Target_arm::Scan::global): Treat any reference to the symbol
2722 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2724 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2726 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2727 (Scan::global_reloc_may_be_function_pointer): New function.
2728 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2729 (Scan::global_reloc_may_be_function_pointer): New function.
2730 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2731 (Scan::global_reloc_may_be_function_pointer): New function.
2732 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2733 (Scan::global_reloc_may_be_function_pointer): New function.
2734 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2735 (Scan::global_reloc_may_be_function_pointer): New function.
2736 (Scan::possible_function_pointer_reloc): New function.
2737 (Target_x86_64::can_check_for_function_pointers): New function.
2738 * gc.h (gc_process_relocs): Scan relocation types to determine if
2739 function pointers were taken for targets that support it.
2740 * icf.cc (Icf::find_identical_sections): Include functions for
2741 folding in safe ICF whose pointer is not taken.
2742 * icf.h (Secn_fptr_taken_set): New typedef.
2743 (fptr_section_id_): New member.
2744 (section_has_function_pointers): New function.
2745 (set_section_has_function_pointers): New function.
2746 (check_section_for_function_pointers): New function.
2747 * options.h: Fix comment for safe ICF option.
2748 * target.h (can_check_for_function_pointers): New function.
2749 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2750 Modify icf_safe_test for X86-64.
2751 * testsuite/Makefile.in: Regenerate.
2752 * testsuite/icf_safe_so_test.cc: New file.
2753 * testsuite/icf_safe_so_test.sh: New file.
2754 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2755 (main): Change to take pointer to function kept_func_3.
2756 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2757 folding is done correctly for X86-64.
2759 2010-02-12 David S. Miller <davem@davemloft.net>
2761 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2762 is_symbolless parameter.
2763 (Output_reloc<SHT_REL>::is_symbolless): New.
2764 (Output_reloc<SHT_REL>::is_symbolless_): New.
2765 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2766 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2767 (Output_reloc<SHT_RELA>::is_symbolless): New.
2768 (Output_data_reloc::add_global): Handle is_symbolless.
2769 (Output_data_reloc::add_global_relative): Likewise.
2770 (Output_data_reloc::add_local): Likewise.
2771 (Output_data_reloc::add_local_relative): Likewise.
2772 (Output_data_reloc::add_symbolless_global_addend): New.
2773 (Output_data_reloc::add_symbolless_local_addend): New.
2774 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2776 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2777 instead of ->is_relative_
2778 (Output_reloc::write): Likewise.
2779 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2780 (Output_reloc::write_rel): Simplify.
2782 * sparc.cc (Target_sparc::Scan::local): Use
2783 ->add_symbolless_local_addend as needed.
2784 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2785 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2786 based upon relocation offset.
2788 2010-02-11 Doug Kwan <dougkwan@google.com>
2790 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2791 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2792 beginning of function.
2793 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2794 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2795 parameter is_32bit in calls to should_apply_static_reloc.
2796 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2797 (check_DATA): Add arm_abs_global.stdout.
2798 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2799 arm_abs_global.stdout): New rules.
2800 (MOSTLLYCLEANFILES): Add arm_abs_global
2801 * Makefile.in: Regenerate.
2802 * testsuite/arm_abs_global.s: New file.
2803 * testsuite/arm_abs_global.sh: Ditto.
2804 * testsuite/arm_abs_lib.s: Ditto.
2806 2010-02-11 Ian Lance Taylor <iant@google.com>
2808 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2810 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2811 Allocate_commons_task first.
2812 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2813 task, rather than symtab_lock_.
2814 (Gc_process_relocs::~Gc_process_relocs): New function.
2815 (Gc_process_relocs::is_runnable): Check this_blocker_.
2816 (Gc_process_relocs::locks): Use next_blocker_ rather than
2818 (Scan_relocs::~Scan_relocs): New function.
2819 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2821 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2823 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2824 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2825 constructor accordingly.
2826 (class Gc_process_relocs): Likewise.
2827 (class Scan_relocs): Likewise.
2828 * common.h (class Allocate_commons_task): Remove symtab_lock_
2829 field, and corresponding constructor parameter.
2830 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2832 (Allocate_commons_task::locks): Likewise.
2834 2010-02-11 Ian Lance Taylor <iant@google.com>
2836 * gold-threads.h (class Once): Define.
2837 (class Initialize_lock): Rewrite as child of Once.
2838 * gold-threads.cc (class Once_initialize): Define.
2839 (once_pointer_control): New static variable.
2840 (once_pointer, once_arg): New static variables.
2841 (c_run_once): New static function.
2842 (Once::Once, Once::run_once, Once::internal_run): New functions.
2843 (class Initialize_lock_once): Remove.
2844 (initialize_lock_control): Remove.
2845 (initialize_lock_pointer): Remove.
2846 (initialize_lock_once): Remove.
2847 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2848 (Initialize_lock::initialize): Rewrite.
2849 (Initialize_lock::do_run_once): New function.
2850 * archive.cc (Archive::interpret_header): Only clear name if it is
2852 * fileread.cc: Include "gold-threads.h"
2853 (file_counts_lock): New static variable.
2854 (file_counts_initialize_lock): Likewise.
2855 (File_read::release): Only increment counts when using --stats.
2856 Use a lock around the increment.
2857 * parameters.cc (class Set_parameters_target_once): Define.
2858 (set_parameters_target_once): New static variable.
2859 (Parameters::Parameters): Move here from parameters.h.
2860 (Parameters::set_target): Rewrite.
2861 (Parameters::set_target_once): New function.
2862 (Parameters::clear_target): Move here and rewrite.
2863 * parameters.h (class Parameters): Update declarations. Add
2864 set_parameters_target_once_ field.
2865 (Parameters::Parameters): Move to parameters.cc.
2866 (Parameters::clear_target): Likewise.
2867 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2869 (Start_group::~Start_group): New function.
2870 (Start_group::is_runnable): New function.
2871 (Start_group::locks, Start_group::run): New functions.
2872 (Finish_group::run): Change saw_undefined to size_t.
2873 * readsyms.h (class Start_group): Define.
2874 (class Finish_group): Change saw_undefined_ field to size_t.
2875 (Finish_group::Finish_group): Remove saw_undefined and
2876 this_blocker parameters. Change all callers.
2877 (Finish_group::set_saw_undefined): New function.
2878 (Finish_group::set_blocker): New function.
2879 * symtab.h (class Symbol_table): Change saw_undefined to return
2880 size_t. Change saw_undefined_ field to size_t.
2881 * target-select.cc (Set_target_once::do_run_once): New function.
2882 (Target_selector::Target_selector): Initialize set_target_once_
2883 field. Don't initialize lock_ and initialize_lock_ fields.
2884 (Target_selector::instantiate_target): Rewrite.
2885 (Target_selector::set_target): New function.
2886 * target-select.h (class Set_target_once): Define.
2887 (class Target_selector): Update declarations. Make
2888 Set_target_once a friend. Remove lock_ and initialize_lock_
2889 fields. Add set_target_once_ field.
2891 2010-02-10 Ian Lance Taylor <iant@google.com>
2893 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2895 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2896 (queue_middle_tasks): Add all blockers before queueing any tasks.
2897 (queue_final_tasks): Likewise.
2898 * token.h (Task_token::add_blockers): New function.
2899 * object.h (Input_objects::number_of_relobjs): New function.
2901 2010-02-10 Ian Lance Taylor <iant@google.com>
2903 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2904 shared, not if not position independent.
2905 * x86_64.cc (Relocate::relocate_tls): Likewise.
2906 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2907 (tls_pie_pic_test): New target.
2908 * testsuite/Makefile.in: Rebuild.
2910 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2911 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2912 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2913 * testsuite/Makefile.in: Rebuild.
2915 2010-02-09 David S. Miller <davem@davemloft.net>
2917 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2918 R_SPARC_RELATIVE using ->add_local_relative().
2919 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2921 * output.h (Output_data_dynamic::add_section_size): New method
2922 that takes two Output_data objects.
2923 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2924 entry param. Handle it in initializers.
2925 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2926 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2927 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2929 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2930 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2931 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2932 for dynrel_includes_plt.
2933 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2934 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2935 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2937 (Target_sparc::do_finalize_sections): Update to pass true for
2938 dynrel_includes_plt.
2939 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2940 output before .rela.plt
2941 (Target_powerpc::do_finalize_sections): Update to pass true for
2942 dynrel_includes_plt when 32-bit.
2944 2010-02-08 Doug Kwan <dougkwan@google.com>
2946 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2948 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2949 Arm_relobj::scan_section_for_cortex_a8_stubs,
2950 Arm_relobj::do_relocation_section): Instead of calling
2951 Output_section::output_address, use faster
2952 Arm_relobj::simple_input_section_output_address.
2954 2010-02-08 David S. Miller <davem@davemloft.net>
2956 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2957 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2958 relocation helper function.
2960 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2961 just like R_SPARC_GOT{10,13,22}.
2962 (Target_sparc::Scan::local): Likewise.
2963 (Target_sparc::Relocate:relocate): Likewise.
2965 2010-02-06 Ian Lance Taylor <iant@google.com>
2967 * configure.ac: Rewrite targetobjs duplicate removal code to use
2968 only shell constructs.
2969 * configure: Rebuild.
2971 2010-02-05 Doug Kwan <dougkwan@google.com>
2974 * arm.cc (Arm_relobj::section_is_scannable): New method.
2975 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2976 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2978 2010-02-04 Doug Kwan <dougkwan@google.com>
2981 * arm-reloc-property.cc (cstdio): Include.
2982 * configure.ac (targetobjs): Remove duplicates.
2983 * configure: Regenerate.
2984 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2985 big and little endian version for a given address size.
2987 2010-02-03 Doug Kwan <dougkwan@google.com>
2989 * arm-reloc-property.cc
2990 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2992 * arm-reloc-property.h
2993 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2994 New method definition.
2995 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2997 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2999 (GOT_PREL): Change implemented to Y.
3000 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3001 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3002 (Arm_relocate_functions::movw_abs_nc): Remove method.
3003 (Arm_relocate_functions::movt_abs): Ditto.
3004 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3005 (Arm_relocate_functions::thm_movt_abs): Ditto.
3006 (Arm_relocate_functions::movw_rel_nc): Ditto.
3007 (Arm_relocate_functions::movw_rel): Ditto.
3008 (Arm_relocate_functions::movt_rel): Ditto.
3009 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3010 (Arm_relocate_functions:thm_movw_rel): Ditto.
3011 (Arm_relocate_functions:thm_movt_rel): Ditto.
3012 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3013 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3014 New method definitions.
3015 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3016 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3017 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3018 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3019 (Target_arm::Relocate::relocate): Check for non-static or
3020 unimplemented relocation code and exit early. Change calls to
3021 Target_arm::reloc_uses_thumb_bit and
3022 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3023 instead. Refactor code to handle similar relocations to increase
3024 code sharing. Remove check for unsupported relocation code in switch
3026 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3027 relocation property table to find out size. Change error message to
3028 print out the name of a relocation code instead of the numeric value.
3029 (Target_arm::scan_reloc_for_stub): Use relocation property table
3030 instead of calling Target_arm::reloc_uses_thumb_bit().
3032 2010-02-02 Doug Kwan <dougkwan@google.com>
3034 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3035 types of relaxed input section.
3037 2010-02-02 Doug Kwan <dougkwan@google.com>
3039 * Makefile.am (HFILES): Add arm-reloc-property.h.
3041 (TARGETSOURCES): Add arm-reloc-property.cc
3042 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3043 (libgold_a_SOURCES): $(DEFFILES)
3044 * Makefile.in: Regenerate.
3045 * arm-reloc-property.cc: New file.
3046 * arm-reloc-property.h: New file.
3047 * arm-reloc.def: New file.
3048 * arm.cc: Update comments.
3049 (arm-reloc-property.h): New included header.
3050 (arm_reloc_property_table): New global variable.
3051 (Target_arm::do_select_as_default_target): New method definition.
3052 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3053 arm-reloc-property to targ_extra_obj.
3054 * parameters.cc (set_parameters_target): Call
3055 Target::select_as_default_target().
3056 * target.h (Target::select_as_default_target): New method definition.
3057 (Target::do_select_as_default_target): Same.
3059 2010-02-01 Doug Kwan <dougkwan@google.com>
3061 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3062 first_output_text_section_.
3063 (Arm_exidx_fixup::first_output_text_section): New method definition.
3064 (Arm_exidx_fixup::first_output_text_section_): New data member.
3065 (Arm_exidx_fixup::process_exidx_section): Record the first text
3066 output section seen.
3067 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3068 and entsize in output section header.
3070 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3072 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3073 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3074 (Arm_relocate_functions::thm_alu11): New Method.
3075 (Arm_relocate_functions::thm_pc8): New Method.
3076 (Arm_relocate_functions::thm_pc12): New Method.
3077 (Target_arm::Scan::local): Handle the relocations.
3078 (Target_arm::Scan::global): Likewise.
3079 (Target_arm::Relocate::relocate): Likewise.
3080 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3082 2010-01-29 Doug Kwan <dougkwan@google.com>
3084 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3085 of relocation types as ld.
3087 2010-01-29 Doug Kwan <dougkwan@google.com>
3089 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3091 (Arm_relocate_functions::thumb_branch_common): Ditto.
3092 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3093 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3094 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3095 Arm_relocate_functions::jump24): Remove.
3096 (Target_arm::Relocate::relocate): Adjust code to call
3097 Arm_relocation_functions::arm_branch_common and
3098 Arm_relocation_functions::thumb_branch_common instead of their removed
3099 wrappers. Merge switch-cases together to reduce source code size.
3101 2010-01-29 Doug Kwan <dougkwan@google.com>
3103 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3104 output_local_symbol_count_needs_update_.
3105 (Arm_relobj::output_local_symbol_count_needs_update,
3106 Arm_relobj::set_output_local_symbol_count_needs_update,
3107 Arm_relobj::update_output_local_symbol_count): New methods.
3108 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3110 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3111 of pointed function as in a R_ARM_PREL31 relocation.
3112 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3113 for output local symbol count updating.
3114 (Target_arm::do_relax): Update output local symbol counts in objects
3116 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3118 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3120 * arm.cc: Added support for the ARM relocations:
3121 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3122 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3123 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3125 (Arm_relocate_functions::movw_rel): New method.
3126 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3127 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3129 (Arm_relocate_functions::thm_movw_rel): New method.
3130 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3132 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3134 (Target_arm::Scan::global): Likewise.
3135 (Target_arm::Relocate::relocate): Likewise.
3136 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3139 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3141 * arm.cc: Added support for ARM group relocations.
3142 (Target_arm::reloc_needs_sym_origin): New method.
3143 (Arm_relocate_functions::calc_grp_kn): New method.
3144 (Arm_relocate_functions::calc_grp_residual): New method.
3145 (Arm_relocate_functions::calc_grp_gn): New method.
3146 (Arm_relocate_functions::arm_grp_alu): New Method.
3147 (Arm_relocate_functions::arm_grp_ldr): New Method.
3148 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3149 (Arm_relocate_functions::arm_grp_ldc): New Method.
3150 (Target_arm::Scan::local): Handle the ARM group relocations.
3151 (Target_arm::Scan::global): Likewise.
3152 (Target_arm::Relocate::relocate): Likewise.
3153 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3156 2010-01-26 Doug Kwan <dougkwan@google.com>
3158 * arm.cc (set): Include.
3159 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3161 (Arm_output_section::Text_section_list): New type.
3162 (Arm_output_section::append_text_sections_to_list): New method.
3163 (Arm_output_section::fix_exidx_coverage): Ditto.
3164 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3165 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3166 Relobj::set_section_offset() instead of
3167 Sized_relobj::invalidate_section_offset().
3168 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3169 parameter for section headers. Ignore relocation sections for
3170 unallocated sections and EXIDX sections.
3171 (Target_arm::fix_exidx_coverage): New method.
3172 (Target_arm::output_section_address_less_than): New type.
3173 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3174 linked text section instead of the EXIDX section.
3175 (Arm_output_section::create_stub_group): Add an assertion to check
3176 that this is not an EXIDX output section.
3177 (Arm_output_section::append_text_sections_to_list): New method.
3178 (Arm_output_section::fix_exidx_coverage): Ditto.
3179 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3180 Arm_relobj::section_needs_reloc_stub_scanning.
3181 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3183 (Target_arm::fix_exidx_coverage): New method.
3184 * object.h (Relobj::set_output_section): New method.
3185 (Sized_relobj::invalidate_section_offset): Remove method.
3186 (Sized_relobj::do_invalidate_section_offset): Remove method.
3187 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3189 2010-01-25 Doug Kwan <dougkwan@google.com>
3191 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3192 Fix warning due to signed and unsigned comparison on a 32-bit host.
3194 2010-01-22 Doug Kwan <dougkwan@google.com>
3196 * arm.cc (Target_arm::do_relax): Record an output section for section
3197 offset adjustment it contains any stub table that has changed.
3198 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3199 offsets in an output section if necessary.
3200 * output.cc (Output_section::Output_section): Initialize
3201 section_offsets_need_adjustments_.
3202 (Output_section::add_input_section_for_script): Renamed to
3203 Output_section::add_simple_input_section.
3204 (Output_section::save_states): Add a comment.
3205 (Output_section::discard_states): New method defintion.
3206 (Output_section::adjust_section_offsets): Same.
3207 * output.h (Output_section::add_input_section_for_script): Renamed to
3208 Output_section::add_simple_input_section.
3209 (Output_section::discard_states): New method declaration.
3210 (Output_section::adjust_section_offsets): Same.
3211 (Output_section::section_offsets_need_adjustment,
3212 Output_section::set_section_offsets_need_adjustment): New method
3214 (Output_section::section_offsets_need_adjustment_): New data member.
3215 * script-sections.cc
3216 (Output_section_element_input::set_section_address): Adjust code for
3217 renaming of Output_section::add_input_section_for_script.
3218 (Orphan_output_section::set_section_address): Same.
3220 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3222 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3223 Fix_v4bx enum values .
3224 * gold/options.h (General_options): New option definitions.
3225 (General_options::fix_v4bx): New method.
3226 (General_options::Fix_v4bx): New enum.
3227 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3228 (General_options::parse_fix_v4bx_interworking): New method.
3230 2010-01-22 Doug Kwan <dougkwan@google.com>
3232 * arm.cc (Arm_exidx_fixup): New class.
3234 2010-01-21 Doug Kwan <dougkwan@google.com>
3236 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3238 (Arm_exidx_section_offset_map): New type.
3240 2010-01-21 Doug Kwan <dougkwan@google.com>
3242 * arm.cc (Arm_exidx_input_section): New class.
3243 (Arm_relobj::exidx_input_section_by_link,
3244 Arm_relobj::exidx_input_section_by_shndx,
3245 Arm_relobj::make_exidx_input_section): New methods.
3246 (read_arm_attributes_section): Remove.
3247 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3248 information about them.
3249 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3252 2010-01-20 Doug Kwan <dougkwan@google.com>
3254 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3255 Input_section_specifier to Section_id.
3256 (Target_arm::new_arm_input_section: Adjust code for change of key
3258 (Target_arm::find_arm_input_section): Ditto.
3259 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3260 (Section_id): Remove.
3261 (Garbage_collection::Section_id_hash): Remove.
3262 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3263 (Section_id): Remove.
3264 (Icf::Section_id_hash): Remove.
3265 * object.h (Section_id, Const_section_id, Section_id_hash,
3266 Const_section_id_hash): New type definitions.
3267 * output.cc (Output_section::add_relaxed_input_section): Change to
3268 use Const_section_id instead of Input_section_specifier as key type.
3269 (Output_section::add_merge_input_section): Ditto.
3270 (Output_section::build_relaxation_map): Change to use Section_id
3271 instead of Input_section_specifier as key type.
3272 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3274 (Output_section::convert_input_sections_to_relaxed_sections): Change
3275 to use Const_section_id instead of Input_section_specifier as key type.
3276 (Output_section::find_merge_section): Ditto.
3277 (Output_section::find_relaxed_input_section): Ditto.
3278 * output.h (Input_section_specifier): Remove class.
3279 (Output_section::Output_section_data_by_input_section_map): Change
3280 key type to Const_section_id.
3281 (Output_section::Output_relaxed_input_section_by_input_section_map):
3283 (Output_section::Relaxation_map): Change key type to Section_id.
3285 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3287 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3288 (class Arm_v4bx_stub): New class.
3289 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3290 (Stub_factory::make_arm_v4bx_stub): New method.
3291 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3292 (Stub_table::empty): Handle v4bx stubs.
3293 (Stub_table::add_arm_v4bx_stub): New method.
3294 (Stub_table::find_arm_v4bx_stub): New method.
3295 (Arm_relocate_functions::v4bx): New method.
3296 (Target_arm::fix_v4bx): New method.
3297 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3298 (Stub_table::relocate_stubs): Likewise.
3299 (Stub_table::do_write): Likewise.
3300 (Stub_table::update_data_size_and_addralign): Likewise.
3301 (Stub_table::finalize_stubs): Likewise.
3302 (Target_arm::Scan::local): Likewise.
3303 (Target_arm::Scan::global): Likewise.
3304 (Target_arm::do_finalize_sections): Likewise.
3305 (Target_arm::Relocate::relocate): Likewise.
3306 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3308 (Target_arm::scan_reloc_for_stub): Likewise.
3309 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3311 2010-01-19 Ian Lance Taylor <iant@google.com>
3313 * output.cc (Output_section_headers::do_sized_write): Write large
3314 segment count to sh_info field.
3315 (Output_file_header::do_sized_write): For large segment count,
3316 write PN_XNUM to e_phnum field.
3318 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3320 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3321 (Arm_relocate_functions::thm_jump8): New function.
3322 (Arm_relocate_functions::thm_jump11): New function.
3323 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3325 (Target_arm::Scan::global): Likewise.
3326 (Target_arm::Relocate::relocate): Likewise.
3327 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3330 2010-01-14 Doug Kwan <dougkwan@google.com>
3332 * arm.cc (map, utility): Include headers.
3333 (Target_arm::apply_cortex_a8_workaround): New method.
3334 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3335 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3336 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3337 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3338 the --[no-]fix-cortex-a8 command line options.
3339 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3340 (Target_arm::relocate_stub): Use addend in instruction template.
3341 * options.h (DEFINE_bool): Set the user-set flag.
3342 (General_options): Add --[no-]-fix-cortex options.
3343 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3344 : Update fast look-up map after conversion.
3346 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3348 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3349 in the first pass of do_layout.
3351 2010-01-13 Doug Kwan <dougkwan@google.com>
3353 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3354 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3355 apparent compiler problem of not folding static constant integral
3356 data members of elfcpp::Elf_sizes<32>.
3358 2010-01-13 Doug Kwan <dougkwan@google.com>
3360 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3361 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3362 Arm_relobj::scan_section_for_cortex_a8_erratum,
3363 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3364 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3365 sections to scan for relocation stubs into a new method
3366 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3367 relocation and Cortex-A8 stub scanning.
3368 (Target_arm::do_relax): Force stubs to be after stubbed sections
3369 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3370 the beginning of a new relaxation pass. Update a comment.
3371 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3373 2010-01-12 Ian Lance Taylor <iant@google.com>
3375 * target-reloc.h (visibility_error): New inline function.
3376 (relocate_section): Call visibility_error.
3377 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3378 (MOSTLYCLEANFILES): Likewise.
3379 (protected_4_pic.o, protected_3.err): New targets.
3380 * testsuite/protected_4.cc: New file.
3382 2010-01-12 Doug Kwan <dougkwan@google.com>
3384 * arm.cc (Cortex_a8_reloc): New class.
3385 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3386 and cortex_a8_relocs_info_.
3387 (Target_arm::fix_cortex_a8): New method definition.
3388 (Target_arm::Cortex_a8_relocs_info): New type.
3389 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3390 New data member declarations.
3391 (Target_arm::scan_reloc_for_stub): Record information about
3392 relocations for THUMB branches that might be exempted from the
3393 Cortex-A8 workaround.
3394 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3395 at the beginning of a relaxation pass.
3397 2010-01-12 Doug Kwan <dougkwan@google.com>
3399 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3400 (Arm_relobj::Mapping_symbol_position,
3401 Arm_reloj::Mapping_symbol_position_less,
3402 Arm_relobj::Mapping_symbols_info): New types.
3403 (Target_arm::is_mapping_symbol_name): New method definition.
3404 (Arm_relobj::do_count_local_symbols): Save information about mapping
3407 2010-01-11 Doug Kwan <dougkwan@google.com>
3409 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3410 Arm_relocate_functions::thumb32_branch_upper,
3411 Arm_relocate_functions::thumb32_branch_lower,
3412 Arm_relocate_functions::thumb32_cond_branch_offset,
3413 Arm_relocate_functions::thumb32_cond_branch_upper,
3414 Arm_relocate_functions::thumb32_cond_branch_lower,
3415 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3416 branch offset encoding.
3417 (Arm_relocate_functions::thumb_branch_common): Use new branch
3418 offset encoding methods to avoid code duplication.
3419 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3420 (Stub_addend_reader::operator()): Use new branch encoding method
3421 to avoid code duplication.
3423 2010-01-11 Doug Kwan <dougkwan@google.com>
3425 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3426 (Target_arm::do_finalize_sections): Define special EXIDX section
3427 symbols only if referenced.
3428 * gc.h (Garbage_collection::add_reference): New method.
3429 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3432 2010-01-11 Ian Lance Taylor <iant@google.com>
3434 * script.cc (Version_script_info::build_expression_list_lookup):
3435 Change complaing about duplicate wildcard match from error to
3438 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3440 (Version_script_info::Version_script_info): Initialize globs_,
3441 default_version_, default_is_global_, and exact_. Don't
3442 initialize globals_ or locals_.
3443 (Version_script_info::build_lookup_tables): Build local symbols
3445 (Version_script_info::unquote): New function.
3446 (Version_script_info::add_exact_match): New function.
3447 (Version_script_info::build_expression_list_lookup): Remove lookup
3448 parameter. Add is_global parameter. Change all callers. Handle
3449 wildcard pattern specially. Unquote pattern. Call
3451 (Version_script_info::get_name_to_match): New function.
3452 (Version_script_info::get_symbol_version): New function.
3453 (Version_script_info::get_symbol_version_helper): Remove.
3454 (Version_script_info::check_unmatched_names): Call unquote.
3455 * script.h (class Version_script_info): Change get_symbol_version
3456 to be non-inline and add is_global parameter; change all callers.
3457 Rewrite symbol_is_local. Update declarations. Define struct
3458 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3459 Remove globals_ and locals_ members. Add exact_, globs_,
3460 default_version_, is_global_.
3461 (Version_script_info::Glob): Remove pattern, add expression and
3462 is_global. Update constructor. Change all callers.
3463 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3465 (Versions::symbol_section_contents): If a symbol is undefined, or
3466 defined in a dynamic object, set the version index to
3468 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3470 (Symbol_table::add_from_pluginobj): Likewise.
3471 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3473 2010-01-11 Doug Kwan <dougkwan@google.com>
3475 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3476 (incremental_dump_LDADD): Add linking option for libintl.
3477 * Makefile.in: Regenerate.
3479 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3482 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3484 * testsuite/Makefile.in: Regenerated.
3486 2010-01-10 Doug Kwan <dougkwan@google.com>
3488 * options.h (DEFINE_var): Use parentheses around argument varname__
3489 in macro body to avoid any unintended subsequent substitutions.
3491 2010-01-10 Ian Lance Taylor <iant@google.com>
3493 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3494 candidates before doing symbol resolution.
3496 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3497 ODR candidates if only one is weak.
3499 2010-01-08 Ian Lance Taylor <iant@google.com>
3501 * script.cc (Version_script_info::build_expression_list_lookup):
3502 Don't warn about ambiguous version, just record the ambiguity.
3503 (Version_script_info::get_symbol_version_helper): Give error if
3504 version is ambiguous.
3506 2010-01-08 Doug Kwan <dougkwan@google.com>
3508 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3509 prev_data_size_ and prev_addralign_. Remove initializer for
3510 deleted data member has_been_changed_.
3511 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3512 to determine if the table is empty.
3513 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3515 (Stub_table::add_reloc_stub): Define method in class definition
3516 instead of just declaring it there.
3517 (Stub_table::add_cortex_a8_stub): New method definition.
3518 (Stub_table::update_data_size_and_addralign): Ditto.
3519 (Stub_table::finalize_stubs): Ditto.
3520 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3521 (Stub_table::do_addralign_): Return address alignment in the
3522 (Stub_table::do_reset_address_and_file_offset): Define method in
3523 class definition instead of declaring it there. Set current data
3524 size to be the data size of the previous pass.
3525 (Stub_table::set_final_data_size): Use current data size as the
3527 (Stub_table::relocate_stub): Change parameter type of stub from
3528 Reloc_stub pointer to Stub pointer.
3529 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3530 (Stub_table::Cortex_a8_stub_list): New typedef.
3531 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3532 Stub_table::prev_addralign_): New data member.
3533 (Arm_relobj::Arm_relobj): Initialize data member
3534 section_has_cortex_a8_workaround_.
3535 (Arm_relobj::section_has_cortex_a8_workaround,
3536 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3538 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3540 (Target_arm::relocate_stub): Change parameter type of stub from
3541 Reloc_stub pointer to Stub pointer.
3542 (Insn_template::size, Insn_template::alignment): Handle
3543 THUMB16_SPECIAL_TYPE.
3544 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3545 Stub_table::update_data_size_and_addralign,
3546 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3548 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3549 (Stub_table::do_write): Ditto.
3550 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3552 2010-01-08 Ian Lance Taylor <iant@google.com>
3555 * symtab.h (class Symbol): Remove fields is_target_special_ and
3556 has_plt_offset_. Add field is_defined_in_discarded_section_.
3557 (Symbol::is_defined_in_discarded_section): New function.
3558 (Symbol::set_is_defined_in_discarded_section): New function.
3559 (Symbol::has_plt_offset): Rewrite.
3560 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3561 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3562 Don't initialize is_target_special_ or has_plt_offset_.
3563 Initialize is_defined_in_discarded_section_.
3564 (Symbol_table::add_from_relobj): If appropriate, set
3565 is_defined_in_discarded_section.
3566 * resolve.cc (Symbol::override_base_with_special): Don't test
3567 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3568 * target-reloc.h (relocate_section): Do special handling for
3569 symbols defined in discarded sections for global symbols as well
3572 2010-01-08 Ian Lance Taylor <iant@google.com>
3574 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3575 the SHT_SYMTAB case.
3577 2010-01-08 Ian Lance Taylor <iant@google.com>
3579 * object.cc (Sized_relobj::do_layout): Don't get confused if
3580 layout_eh_frame returns NULL.
3582 2010-01-08 Ian Lance Taylor <iant@google.com>
3585 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3586 dynamic symbol table, use the normal symbol table.
3587 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3590 2010-01-08 Ian Lance Taylor <iant@google.com>
3593 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3596 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3598 * version.cc (print_version): Change to "Copyright 2010".
3600 2010-01-08 Ian Lance Taylor <iant@google.com>
3604 * i386.cc (class Target_i386): Change return type of plt_section
3606 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3607 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3608 tls_desc_rel_ field.
3609 (Output_data_plt_i386::rel_tls_desc): New function.
3610 (Target_i386::rel_tls_desc_section): New function.
3611 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3612 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3613 R_386_TLS_DESC reloc in rel_tls_desc_section.
3614 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3615 Define struct Tlsdesc_info.
3616 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3617 (Target_x86_64::do_reloc_symbol_index): New function.
3618 (Target_x86_64::add_tlsdesc_info): New function.
3619 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3620 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3622 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3624 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3625 (Target_x86_64::rela_tlsdesc_section): New function.
3626 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3628 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3629 (Target_x86_64::do_reloc_addend): New function.
3630 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3631 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3632 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3633 (Output_reloc::type): New function.
3634 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3635 (Output_reloc::is_target_specific): New function.
3636 (Output_reloc::target_arg): New function.
3637 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3638 absolute relocs and target specific relocs.
3639 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3640 add_target_specific.
3641 (class Output_data_reloc) [SHT_RELA]: Likewise.
3642 * output.cc (Output_reloc::Output_reloc): Add four new versions
3643 for absolute relocs and target specific relocs.
3644 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3645 (Output_reloc::get_symbol_index): Likewise.
3646 (Output_reloc::local_section_offset): Check that local_sym_index_
3647 is not TARGET_CODE or 0.
3648 (Output_reloc::symbol_value): Likewise.
3649 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3651 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3652 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3654 * layout.cc (add_target_dynamic_tags): Use output section for
3655 DT_PLTRELSZ and DT_JMPREL.
3657 2010-01-07 Ian Lance Taylor <iant@google.com>
3660 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3662 (class Output_data_reloc_generic): Define.
3663 (class Output_data_reloc_base): Change base class to
3664 Output_data_reloc_generic. Change add() method to call
3665 bump_relative_reloc_count for a relative reloc. Remove
3667 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3669 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3670 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3672 * layout.h (class Layout): Update declaration.
3674 2010-01-07 Ian Lance Taylor <iant@google.com>
3676 * output.h (class Output_data): Add const version of
3677 output_section and do_output_section.
3678 (class Output_section_data): Add const version of
3680 (class Output_section): Likewise.
3681 * layout.cc (Layout::add_target_dynamic_tags): New function.
3682 * layout.h (class Layout): Update declarations.
3683 * arm.cc (Target_arm::do_finalize_sections): Use
3684 add_target_dynamic_tags.
3685 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3686 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3687 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3688 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3690 2010-01-07 Ian Lance Taylor <iant@google.com>
3693 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3696 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3697 Ian Lance Taylor <iant@google.com>
3700 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3701 Xindex::read_symtab_xindex.
3703 2010-01-07 Doug Kwan <dougkwan@google.com>
3705 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3706 (Insn_template::thumb16_bcond_insn): New method declaration.
3707 (Insn_template): Fix spelling.
3708 (Stub::thumb16_special): New method declaration.
3709 (Stub::do_write): Define virtual method which was previously pure
3711 (Stub::do_thumb16_special): New method declaration.
3712 (Stub::do_fixed_endian_write): New template member.
3713 (Reloc_stub::do_write): Remove.
3714 (Reloc_stub::do_fixed_endian_write): Remove.
3715 (Cortex_a8_stub): New class definition.
3716 (Stub_factory::make_cortex_a8_stub): New method definition.
3717 (Stub_factory::Stub_factory): Add missing static storage class
3718 qualifier for elf32_arm_stub_a8_veneer_blx.
3720 2010-01-07 Ian Lance Taylor <iant@google.com>
3723 * options.h (class General_options): Add --warn-unresolved-symbols
3724 and --error-unresolved-symbols.
3725 * errors.cc (Errors::undefined_symbol): Implement
3726 --warn-unresolved-symbols.
3728 * options.h (class General_options): Add -z text and -z textoff.
3729 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3731 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3733 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3734 (Garbage_collection::cident_sections): New function.
3735 (Garbage_collection::add_cident_section): New function.
3736 (Garbage_collection::cident_sections_): New member.
3737 (gc_process_relocs): Add references to sections whose names are C
3739 * gold.h (cident_section_start_prefix): New constant.
3740 (cident_section_stop_prefix): New constant.
3741 (is_cident): New function.
3742 * layout.cc (Layout::define_section_symbols): Replace string constants
3743 with the newly defined constants.
3744 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3746 * testsuite/Makefile.am: Add gc_orphan_section_test.
3747 * testsuite/Makefile.in: Regenerate.
3748 * testsuite/gc_orphan_section_test.cc: New file.
3749 * testsuite/gc_orphan_section_test.sh: New file.
3751 2010-01-06 Ian Lance Taylor <iant@google.com>
3754 * options.h (class General_options): Add --warn-shared-textrel.
3755 * layout.cc (Layout::finish_dynamic_section): Implement
3756 --warn-shared-textrel.
3759 * options.h (class General_options): Add --warn-multiple-gp.
3761 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3763 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3764 $(THREADSLIB) and $(LIBDL).
3765 * Makefile.in: Rebuild.
3767 2010-01-06 Ian Lance Taylor <iant@google.com>
3770 * options.cc (General_options::parse_section_start): New function.
3771 (General_options::section_start): New function.
3772 (General_options::General_options): Initialize all members.
3773 * options.h: Include <map>
3774 (class General_options): Add --section-start. Add section_starts_
3776 * layout.cc (Layout::attach_allocated_section_to_segment): If
3777 --section-start was used, set the address of the segment. Remove
3778 local sort_sections.
3779 (Layout::relaxation_loop_body): If the address of the load segment
3780 has been set by --section-start, don't use it.
3781 * output.h (Output_segment::update_flags_for_output_section): New
3783 * output.cc (Output_segment::add_output_section): Call
3784 update_flags_for_output_section.
3786 2010-01-05 Ian Lance Taylor <iant@google.com>
3789 * options.h (class General_options): Add --undefined-version.
3790 * script.cc (struct Version_expression): Add was_matched_by_symbol
3792 (Version_script_info::matched_symbol): New function.
3793 (Version_script_info::get_symbol_version_helper): Call
3795 (Version_script_info::check_unmatched_names): New function.
3796 * script.h (class Version_script_info): Update declarations.
3797 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3799 * options.h (class General_options): Use DEFINE_bool_alias for
3800 allow_multiple_definition.
3801 * resolve.cc (Symbol_table::should_override): Don't test
3802 allow_multiple_definition.
3805 * options.h (class General_options): Add --cref.
3806 * main.cc (main): Print cref table if --cref. Don't close mapfile
3807 until after printing cref table.
3808 * cref.cc: Include "symtab.h".
3809 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3810 (Cref_table_compare::operator()): New function.
3811 (Cref_inputs::gather_cref): New function.
3812 (filecol): New static const.
3813 (Cref_inputs::print_cref): New function.
3814 (Cref::print_cref): New function.
3815 * cref.h: Include <cstdio>.
3816 (class Cref): Update declarations.
3817 * mapfile.h (Mapfile::file): New function.
3818 * object.h (class Object): Define Symbols. Declare virtual
3819 do_get_global_symbols.
3820 (Object::get_global_symbols): New function.
3821 * object.cc (Input_objects::add_object): Pass object to cref_ if
3823 (Input_objects::archive_start): Likewise.
3824 (Input_objects::archive_stop): Likewise.
3825 (Input_objects::print_cref): New function.
3826 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3827 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3829 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3831 * plugin.h (class Sized_pluginobj): Update declarations.
3833 2010-01-05 Ian Lance Taylor <iant@google.com>
3835 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3836 to is_default_version. Rename insdef to insdefault.
3837 (Symbol_table::add_from_relobj): Rename def to is_default_version
3838 and local to is_forced_local.
3839 (Symbol_table::add_from_pluginobj): Likewise.
3840 (Symbol_table::add_from_dynobj): Likewise.
3841 (Symbol_table::define_special_symbol): Rename insdef to
3844 2010-01-04 Ian Lance Taylor <iant@google.com>
3847 * options.h (class General_options): Add
3848 --allow-multiple-definition and -z muldefs.
3849 * resolve.cc (Symbol_table::should_override): Don't warn about a
3850 multiple symbol definition if --allow-multiple-definition or -z
3854 * options.h (class General_options): Add --add-needed and
3855 --copy-dt-needed-entries. Tweak --as-needed help entry.
3856 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3857 error if --copy-dt-needed-entries aka --add-needed is used and
3858 would cause a change in behaviour.
3861 * options.h (class General_options): Add -G as a short version of
3862 --shared. Add no-op options -assert, -g, and -i.
3864 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3866 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3867 check for .text or .gnu.linkonce.t sections.
3868 * icf.cc (Icf::find_identical_sections): Ditto.
3869 Change the detection for mangled function name within the section
3871 * icf.h (is_section_foldable_candidate): New function.
3873 2009-12-30 Ian Lance Taylor <iant@google.com>
3876 * options.h (class General_options): Permit two dashes with
3877 --retain-symbols-file.
3879 2009-12-30 Ian Lance Taylor <iant@google.com>
3882 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3883 don't put the file header and segment headers in the text
3887 * common.cc (Sort_commons::operator()): Stabilize sort when both
3889 (Symbol_table::do_allocate_commons_list): When allocating common
3890 symbols, skip a symbol which is no longer common.
3891 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3892 an object before checking its type.
3893 * testsuite/common_test_2.c: New file.
3894 * testsuite/common_test_3.c: New file.
3895 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3896 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3897 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3898 (common_test_2_pic.o, common_test_2.so): New targets.
3899 (common_test_3_pic.o, common_test_3.so): New targets.
3900 * testsuite/Makefile.in: Rebuild.
3903 * script.cc (read_input_script): If we see a new SECTIONS clause,
3904 and we have added an input section, give an error.
3905 * layout.h (class Layout): Add have_added_input_section function.
3906 Add have_added_input_section_ field.
3907 * layout.cc (Layout::Layout): Initialize
3908 have_added_input_section_.
3909 (Layout::layout): Set have_added_input_section_.
3910 (Layout::layout_eh_frame): Likewise.
3912 2009-12-30 Ian Lance Taylor <iant@google.com>
3915 * options.h (class General_options): Add --sort-common option.
3916 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3917 * common.cc (Sort_common): Add sort_order parameter to
3918 constructor. Add sort_order_ field.
3919 (Sort_commons::operator): Check sort_order_.
3920 (Symbol_table::allocate_commons): Determine the sort order.
3921 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3923 (Symbol_table::do_allocate_commons_list): Likewise.
3925 2009-12-30 Ian Lance Taylor <iant@google.com>
3928 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3929 symbols from this object, don't change the visibility of an
3931 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3933 2009-12-30 Ian Lance Taylor <iant@google.com>
3936 * script.h (class Version_script_info): Define Language enum.
3937 Update declarations. Define Glob, Exact, and Lookup types. Add
3938 new fields globals_, locals_, and is_finalized_.
3939 * script.cc: Various formatting fixes.
3940 (class Parser_closure): Change language_stack_ from a vector of
3941 std::string to one of Version_script_info::Language. Adjust all
3943 (class Lazy_demangler): Remove.
3944 (struct Version_expression): Change language from std::string to
3945 Version_script_info::Language.
3946 (Version_script_info::Version_script_info): New function.
3947 (Version_script_info::~Version_script_info): Don't call clear.
3948 (Version_script_info::finalize): New function.
3949 (Version_script_info::build_lookup_tables): New function.
3950 (Version_script_info::build_expression_list_lookup): New
3952 (Version_script_info::get_symbol_version_helper): Rewrite to use
3954 (Version_script_info::print_expression_list): Adjust to use
3955 Version_script_info::Language.
3956 (script_push_lex_into_version_mode): Check that the version script
3957 has not been finalized.
3958 (version_script_push_lang): Change language string to
3959 Version_script_info::Language.
3960 * options.cc (Command_line::version_script): New function.
3961 * options.h (class General_options): Add finalize_dynamic_list
3962 function. Change version_script from declaration to definition.
3963 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3964 * testsuite/version_script.map: Remove duplicate def of foo.
3965 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3967 * testsuite/Makefile.in: Rebuild.
3969 2009-12-30 Ian Lance Taylor <iant@google.com>
3972 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3973 if the input symbol index is 0, make the output symbol index 0.
3975 2009-12-30 Ian Lance Taylor <iant@google.com>
3978 * options.h (class General_options): Add -x/--discard-all.
3979 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3980 --discard-all. If the local symbol needs a dynamic entry, check
3981 that before handling --discard-locals.
3983 2009-12-30 Ian Lance Taylor <iant@google.com>
3986 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3988 (Output_segment::add_output_section): Don't change the flags if
3992 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3993 GNU hash table if they need a dynamic value. Otherwise, don't add
3994 them if they are defined in a dynamic object or are forced local.
3996 2009-12-29 Ian Lance Taylor <iant@google.com>
3999 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4000 .gnu.hash table for a 32-bit target.
4003 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4004 regular and a dynamic object only needs a dynamic symbol table
4005 entry if it is externally visible.
4008 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4009 constructor. Add global_offset_table_ field.
4010 (Target_i386::got_section): Set global_offset_table_.
4011 (Target_i386::do_finalize_sections): Set global_offset_table_
4013 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4014 in constructor. Add global_offset_table_ field.
4015 (Target_x86_64::got_section): Set global_offset_table_.
4016 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4019 * layout.cc (Layout::Layout): Initialize increase_relro_.
4020 (Layout::get_output_section): Add is_relro, is_last_relro, and
4021 is_first_non_relro parameters. Change all callers.
4022 (Layout::choose_output_section): Likewise.
4023 (Layout::add_output_section_data): Likewise.
4024 (Layout::make_output_section): Likewise.
4025 (Layout::set_segment_offsets): Clear increase_relro when using a
4027 * layout.h (class Layout): Add increase_relro method. Add
4028 increase_relro_ field. Update declarations.
4029 * output.cc (Output_section::Output_section): Initialize
4030 is_last_relro_ and is_first_non_relro_.
4031 (Output_segment::add_output_section): Group relro sections is
4032 do_sort is true. Handle is_last_relro and is_first_non_relro.
4033 (Output_segment::maximum_alignment): Remove relro handling.
4034 (Output_segment::set_section_addresses): Add increase_relro
4035 parameter. Change all callers. Add initial alignment to align
4036 relro sections on separate page. Remove old relro handling.
4037 (Output_segment::set_section_list_addresses): Remove in_relro
4038 parameter. Change all callers.
4039 (Output_segment::set_offset): Add increase parameter. Change all
4040 callers. Remove old relro handling.
4041 * output.h (class Output_section): Add new methods: is_last_relro,
4042 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4043 Add is_last_relro_ and is_first_non_relro_ fields.
4044 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4045 Create separate .got.plt section. Call increase_relro.
4046 * x86_64.cc (Target_x86_64::got_section): Likewise.
4047 * testsuite/relro_script_test.t: Add .got.plt.
4050 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4051 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4052 (Layout::finalize): Call set_dynamic_symbol_size.
4053 (Layout::set_dynamic_symbol_size): New function.
4054 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4055 set_dynamic_symbol_size.
4058 * output.h (class Output_section): Add is_entsize_zero_ field.
4059 * output.cc (Output_section::Output_section): Initialize
4061 (Output_section::set_entsize): If two different entsizes are
4062 requested, force it to zero.
4063 (Output_section::add_input_section): Set flags for .debug_str
4064 before updating section flags. Set entsize.
4065 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4066 and SHF_STRING if all input sections have those flags.
4068 2009-12-29 Rafael Espindola <espindola@google.com>
4070 * main.cc (main): Fix the sys time reporting.
4071 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4074 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4076 * options.cc (General_options::parse_version): Allow -v to exit
4077 without an error if there is nothing to link.
4079 2009-12-29 Ian Lance Taylor <iant@google.com>
4081 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4082 using a version of gcc before 4.1.
4083 * configure: Rebuild.
4085 2009-12-28 Chris Demetriou <cgd@google.com>
4087 * attributes.cc (Output_attributes_section_data::do_write): Use
4088 std::vector::front rather than std::vector::data.
4090 2009-12-28 Ian Lance Taylor <iant@google.com>
4092 * symtab.h (class Symbol_table): Add enum Defined.
4093 * resolve.cc (Symbol_table::should_override): Add defined
4094 parameter. Change all callers. Test whether object is NULL
4095 before calling a method on it.
4096 (Symbol_table::report_resolve_problem): Add defined parameter.
4098 (Symbol_table::should_override_with_special): Likewise.
4099 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4100 parameter. Change all callers.
4101 (Symbol_table::do_define_in_output_data): Likewise.
4102 (Symbol_table::define_in_output_segment): Likewise.
4103 (Symbol_table::do_define_in_output_segment): Likewise.
4104 (Symbol_table::define_as_constant): Likewise.
4105 (Symbol_table::do_define_as_constant): Likewise.
4106 * script.h (class Symbol_assignment): Add is_defsym parameter to
4107 constructor; change all callers.
4108 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4109 parameter. Change all callers. Add is_defsym_ field.
4110 (class Parser_closure): Add parsing_defsym parameter to
4111 constructor; change all callers. Add parsing_defsym accessor
4112 function. Add parsing_defsym_ field.
4114 2009-12-28 Ian Lance Taylor <iant@google.com>
4116 * gold.cc (queue_middle_tasks): Fix formatting.
4117 * object.cc (Relobj::is_section_name_included): Likewise.
4119 2009-12-23 Ian Lance Taylor <iant@google.com>
4121 * i386.cc (Target_i386::do_calls_non_split): Recognize
4122 -fsplit-stack prologue for a function with a static chain.
4123 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4124 -fsplit-stack prologue when using %r11.
4126 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4128 * options.cc (General_options::parse_version): Make -v continue and do
4129 the link like GNU ld does.
4131 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4133 * Makefile.am (CCFILES): Add timer.cc.
4134 (HFILES): Add timer.h.
4135 * configure.ac: Check for sysconf and times.
4136 * main.cc: include timer.h.
4137 (main): Use Timer instead of get_run_time.
4140 * workqueue.cc: include timer.h.
4141 (Workqueue::find_and_run_task):
4142 Report user, sys and wall time.
4143 * Makefile.in: Regenerate.
4144 * config.in: Regenerate.
4145 * configure: Regenerate.
4147 2009-12-16 Doug Kwan <dougkwan@google.com>
4149 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4151 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4152 relaxed input sections.
4153 * output.cc (Output_section::find_relaxed_input_section): Change
4154 return type to Output_relaxed_input_section pointer. Adjust code
4155 for new type of relaxed_input_section_map_.
4156 * output.h (Output_section::find_relaxed_input_section): Change
4157 return type to Output_relaxed_input_section pointer.
4158 (Output_section::Output_relaxed_input_section_by_input_section_map):
4160 (Output_section::relaxed_input_section_map_): Change type to
4161 Output_section::Output_relaxed_input_section_by_input_section_map.
4162 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4165 2009-12-15 Ian Lance Taylor <iant@google.com>
4167 * layout.cc (Layout::create_shstrtab): Only write out after input
4168 sections if we are compressing debug sections.
4170 2009-12-15 Ian Lance Taylor <iant@google.com>
4172 * archive.cc (Archive::add_symbols): Only look up a symbol without
4173 a version if there is, in fact, a version.
4175 2009-12-14 Ian Lance Taylor <iant@google.com>
4177 Revert -Wshadow changes, all changes from:
4178 2009-12-11 Doug Kwan <dougkwan@google.com>
4179 2009-12-11 Nick Clifton <nickc@redhat.com>
4180 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4182 2009-12-11 Doug Kwan <dougkwan@google.com>
4184 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4186 * attributes.cc (Object_attribute::size): Ditto.
4187 (Attributes_section_data::size): Ditto.
4188 (Attributes_section_data::Attributes_section_data): Ditto.
4189 (Output_attributes_section_data::do_write): Ditto.
4190 * attributes.h (Object_attribute::set_type): Ditto.
4191 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4193 2009-12-11 Nick Clifton <nickc@redhat.com>
4195 * archive.cc: Fix shadowed variable warnings.
4197 * compressed_output.cc: Likewise.
4198 * compressed_output.h: Likewise.
4199 * configure: Likewise.
4200 * dwarf_reader.cc: Likewise.
4201 * dynobj.cc: Likewise.
4202 * dynobj.h: Likewise.
4203 * ehframe.cc: Likewise.
4204 * ehframe.h: Likewise.
4205 * errors.cc: Likewise.
4206 * expression.cc: Likewise.
4207 * fileread.cc: Likewise.
4208 * fileread.h: Likewise.
4209 * freebsd.h: Likewise.
4210 * i386.cc: Likewise.
4212 * incremental.h: Likewise.
4213 * layout.cc: Likewise.
4214 * layout.h: Likewise.
4215 * mapfile.cc: Likewise.
4216 * merge.cc: Likewise.
4217 * merge.h: Likewise.
4218 * object.cc: Likewise.
4219 * object.h: Likewise.
4220 * options.h: Likewise.
4221 * output.cc: Likewise.
4222 * output.h: Likewise.
4223 * parameters.cc: Likewise.
4224 * plugin.cc: Likewise.
4225 * powerpc.cc: Likewise.
4226 * reduced_debug_output.cc: Likewise.
4227 * reduced_debug_output.h: Likewise.
4228 * reloc.cc: Likewise.
4229 * reloc.h: Likewise.
4230 * resolve.cc: Likewise.
4231 * script-sections.cc: Likewise.
4232 * script.cc: Likewise.
4233 * script.h: Likewise.
4234 * sparc.cc: Likewise.
4235 * symtab.cc: Likewise.
4236 * symtab.h: Likewise.
4237 * target-select.cc: Likewise.
4238 * target-select.h: Likewise.
4239 * token.h: Likewise.
4240 * workqueue.cc: Likewise.
4241 * workqueue.h: Likewise.
4242 * x86_64.cc: Likewise.
4244 2009-12-10 Doug Kwan <dougkwan@google.com>
4246 * arm.cc (attributes.h): New include.
4247 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4248 (Arm_relobj::~Arm_relobj): Delete object pointed by
4249 attributes_section_data_.
4250 (Arm_relobj::attributes_section_data): New method definition.
4251 (Arm_relobj::attributes_section_data_): New data member declaration.
4252 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4253 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4254 attributes_section_data_.
4255 (Arm_dynobj::attributes_section_data): New method definition.
4256 (Arm_dynobj::attributes_section_data_): New data member declaration.
4257 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4258 initialization value of may_use_blx_ to false.
4259 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4260 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4261 object attributes to compute results instead of hard-coding.
4262 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4263 Target_arm::get_secondary_compatible_arch,
4264 Target_arm::set_secondary_compatible_arch
4265 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4266 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4267 New method declarations.
4268 (Target_arm::get_aeabi_object_attribute): New method definition.
4269 (Target_arm::attributes_section_data_): New data member declaration.
4270 (read_arm_attributes_section): New template definition.
4271 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4272 (Arm_dynobj::do_read_symbols): Ditto.
4273 (Target_arm::do_finalize_sections): Merge attributes sections from
4274 input. Check for BLX use after attributes section merging.
4275 Fix __exidx_start and __exidx_end visibility. Create an
4276 .ARM.attributes section if necessary.
4277 (Target_arm::get_secondary_compatible_arch,
4278 Target_arm::set_secondary_compatible_arch,
4279 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4280 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4281 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4282 New method definitions.
4284 2009-12-09 Ian Lance Taylor <iant@google.com>
4286 * plugin.cc (Plugin::load): Don't cast from void* to a function
4289 2009-12-09 Ian Lance Taylor <iant@google.com>
4291 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4294 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4296 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4297 Replace two_file_shared_1.so with two_file_shared_2.so.
4298 * testsuite/Makefile.in: Regenerated.
4300 2009-12-08 Doug Kwan <dougkwan@google.com>
4302 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4303 (HFILES): Add attributes.h and int_encoding.h.
4304 * Makefile.in: Regenerate.
4305 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4306 function definitions to int_encoding.cc
4307 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4308 prototypes to int_encoding.h
4309 * reduced_debug_output.cc (int_encoding.h): New include.
4310 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4311 function definitions to int_encoding.cc
4312 (insert_into_vector, read_from_pointer): Move template definitions to
4314 * attributes.cc: New file.
4315 * attributes.h: New file.
4316 * int_encoding.cc: New file.
4317 * int_encoding.h: New file.
4319 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4322 * incremental-dump.cc (dump_incremental_inputs): New.
4323 (main): Use dump_incremental_inputs.
4325 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4328 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4329 checking elfcpp::STT_FUNC.
4330 (Target_i386::Relocate::relocate): Likewise.
4331 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4333 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4334 symbols from shared libraries into normal FUNC symbols.
4336 * symtab.h (Symbol): Add is_func and use it.
4338 2009-12-05 Doug Kwan <dougkwan@google.com>
4340 * arm.cc (Target_arm::arm_info): Initialize new fields
4341 attributes_section and attributes_vendor.
4342 * i386.cc (Target_i386::i386_info): Same.
4343 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4344 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4345 fields attributes_section and attributes_vendor.
4346 * sparc.cc (Target_sparc::sparc_info): Same.
4347 * target.h (Target::attributes_section, Target::attributes_vendor,
4348 Target::is_attributes_section, Target::attribute_arg_type,
4349 Target::attributes_order): New method definitions.
4350 (Target::Target_info::attributes_section,
4351 Target::Target_info::attributes_vendor): New fields.
4352 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4353 virtual method definitions.
4354 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4355 attributes_section and attributes_vendor.
4356 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4358 2009-12-05 Doug Kwan <dougkwan@google.com>
4360 * arm.cc: Update comments about interworking and stub generation.
4361 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4362 considered as non-PIC.
4363 (Arm_relocate_functions::base_abs): Fix formatting.
4364 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4365 of function to use GOT entry address instead of offset.
4366 (Target_arm::Scan::global): Issue an error if a symbol would need a
4367 PLT does not get one because it is untyped. Remove code to create
4368 dynamic symbols for relative branches.
4369 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4370 takes unsigned integer instead of boolean.
4372 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4374 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4375 (two_file_test_LDADD): Likewise.
4376 (common_test_1_LDADD): Likewise.
4377 (exception_test_LDADD) Likewise.
4378 (weak_test_LDADD): Likewise.
4379 (many_sections_test_LDADD): Likewise.
4380 (initpri1_LDADD): Likewise.
4381 (script_test_1_LDADD): Likewise.
4382 (script_test_2_LDADD): Likewise.
4383 (justsyms_LDADD): Likewise.
4384 (binary_test_LDADD): Likewise.
4385 (large_LDADD): Likewise.
4386 * testsuite/Makefile.in: Regenerated.
4388 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4390 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4391 (Symbol_table::override_with_special): Likewise.
4392 (Symbol_table::add_from_object): Likewise.
4394 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4396 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4397 Don't set the data_offset twice.
4399 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4401 * testsuite/Makefile.in: Regenerate.
4403 2009-12-03 Doug Kwan <dougkwan@google.com>
4405 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4406 (Target_arm::do_finalize_sections): Add parameter for symbol table
4407 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4408 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4409 parameter for symbol table pointer.
4410 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4411 an additional parameter for a pointer to symbol table.
4412 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4413 parameter for a symbol table pointer.
4414 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4415 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4417 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4418 parameter for a symbol table pointer.
4420 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4422 * incremental.cc (Incremental_inputs_header)
4423 (Incremental_inputs_header_write, Incremental_inputs_entry)
4424 (Incremental_inputs_entry_write): Move ...
4425 * incremental.h (Incremental_inputs_header)
4426 (Incremental_inputs_header_write, Incremental_inputs_entry)
4427 (Incremental_inputs_entry_write): here.
4429 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4431 * incremental.cc (make_sized_incremental_binary): Set the target.
4432 Error if it is incompatible.
4433 * output.h (Output_file): Add filename method.
4435 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4437 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4438 from the get_* methods.
4440 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4442 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4443 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4444 Write 0 for the data_offset of scripts.
4446 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4448 * testsuite/Makefile.am: Add the incremental_test.sh test.
4449 * testsuite/incremental_test.sh: New.
4450 * testsuite/incremental_test_1.c: New.
4451 * testsuite/incremental_test_2.c: New.
4453 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4455 * incremental-dump.cc (main): Fix typos.
4457 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4460 * incremental-dump.cc (main): Use llu to print 64 bit values.
4462 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4463 H.J. Lu <hongjiu.lu@intel.com>
4465 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4467 (incremental_dump_LDADD): Likewise.
4468 * Makefile.in: Regenerated.
4470 2009-11-25 Doug Kwan <dougkwan@google.com>
4474 2009-11-25 Doug Kwan <dougkwan@google.com>
4476 * arm.cc (Target_arm::Target_arm): Move method definition
4477 outside of class definition. Add code to handle
4478 --target1-rel, --target1-abs and --target2= options.
4479 (Target_arm::get_reloc_reloc_type): Change method to be
4480 non-static and const.
4481 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4482 New data member declaration.
4483 (Target_arm::Scan::local, Target_arm::Scan::global,
4484 Target_arm::Relocate::relocate,
4485 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4486 Adjust call to Target_arm::get_real_reloc_type.
4487 (Target_arm::get_real_reloc_type): Use command line options
4488 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4489 * options.h (--target1-rel, --target1-abs, --target2): New
4492 2009-11-25 Doug Kwan <dougkwan@google.com>
4494 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4495 class definition. Add code to handle --target1-rel, --target1-abs
4496 and --target2= options.
4497 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4499 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4501 (Target_arm::Scan::local, Target_arm::Scan::global,
4502 Target_arm::Relocate::relocate,
4503 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4504 call to Target_arm::get_real_reloc_type.
4505 (Target_arm::get_real_reloc_type): Use command line options to
4506 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4507 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4510 2009-11-25 Doug Kwan <dougkwan@google.com>
4512 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4513 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4514 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4516 (Arm_relocate_functions::thm_call): Replace body with a call to
4517 Arm_relocate_functions::thumb_branch_common.
4518 (Arm_relocate_functions::thm_jump24,
4519 Arm_relocate_functions::thm_xpc22): New method definitions.
4520 (Arm_relocate_functions::thumb_branch_common): New method definition.
4521 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4523 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4524 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4526 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4528 * Makefile.am: Build incremental-dump
4529 * Makefile.in: Regenerate.
4530 * incremental-dump.cc: New.
4531 * incremental.cc (Incremental_inputs_header_data,
4532 Incremental_inputs_entry_data): Move to incremental.h
4533 * incremental.h: (Incremental_inputs_header_data,
4534 Incremental_inputs_entry_data): Move from incremental.cc
4536 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4538 * incremental.cc (Incremental_inputs_header,
4539 Incremental_inputs_header_write, Incremental_inputs_entry,
4540 Incremental_inputs_entry_write): Add a typedef with the data type.
4542 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4544 * incremental.cc (Incremental_inputs_header,
4545 Incremental_inputs_header_write, Incremental_inputs_entry,
4546 Incremental_inputs_entry_write): Update comment about which
4547 type has the filed descriptions.
4549 2009-11-15 Doug Kwan <dougkwan@google.com>
4551 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4552 (Arm_relocate_functions::arm_branch_common): Change method defintion
4553 in class definition to a method declaration and update list of formal
4555 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4556 Arm_relocation_functions::jump24): Adjust call to
4557 Arm_relocate_functions::arm_branch_common. Update list of formal
4559 (Arm_relocate_functions::xpc25): New method definition.
4560 (Arm_relocate_functions::arm_branch_common): Move method defintion
4561 out from class definition. Use stubs for mode-switching and extending
4563 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4564 specially. Change code to enable use of stubs in ARM branches.
4566 2009-11-10 Doug Kwan <dougkwan@google.com>
4568 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4569 in method declaration.
4570 (Target_arm::relocate_stub): New method declaration.
4571 (Target_arm::default_target): Change to return a pointer instead of
4573 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4574 Target_arm::default_target.
4575 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4577 (Target_arm::relocate_section): Adjust view.
4578 (Target_arm::relocate_stub): New method definition.
4580 2009-11-10 Doug Kwan <dougkwan@google.com>
4582 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4584 * incremental.cc (open_incremental_binary): Initialized local
4585 variables to avoid warnings.
4586 * object.cc (make_elf_object): Ditto.
4587 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4590 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4593 * testsuite/plugin_test.c: Include "config.h".
4595 2009-11-09 Doug Kwan <dougkwan@google.com>
4597 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4598 (arm_symbol_value): Remove.
4599 (Arm_relocate_functions::arm_branch_common,
4600 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4601 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4602 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4603 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4604 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4605 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4606 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4607 Arm_relocate_functions::thm_mobw_abs_nc,
4608 Arm_relocate_functions::thm_mov_abs,
4609 Arm_relocate_functions::movw_prel_nc,
4610 Arm_relocate_functions::thm_movt_abs,
4611 Arm_relocate_functions::movt_prel,
4612 Arm_relocate_functions::thm_movw_prel_nc,
4613 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4614 (Target_arm::Relocate::relocate): Only decompose address into two
4615 parts if relocation type uses the thumb-bit and pass the actual
4616 bit instead of a flag indicating that the thumb-bit is used. Adjust
4617 calls to methods in Arm_relocate_functions for this change.
4619 2009-11-08 Ian Lance Taylor <iant@google.com>
4622 * reloc.cc: Instantiate
4623 Sized_relobj::initialize_input_to_output_maps and
4624 Sized_relobj:free_input_to_output_maps.
4626 2009-11-06 Ian Lance Taylor <iant@google.com>
4629 * defstd.cc (in_segment): Set only_if_ref true for "end".
4631 2009-11-06 Doug Kwan <dougkwan@google.com>
4633 * arm.cc (class Reloc_stub): Correct a comment.
4634 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4635 (Target_arm::scan_section_for_stubs): New method declaration.
4636 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4637 Change methods from private to protected.
4638 (Target_arm::do_may_relax): New method definition.
4639 (Target_arm::do_relax, Target_arm::group_sections,
4640 Target_arm::scan_reloc_for_stub,
4641 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4642 (Target_arm::arm_input_section_map_): New data member declaration.
4643 (Target_arm::scan_reloc_for_stub,
4644 Target_arm::scan_reloc_section_for_stubs,
4645 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4646 Target_arm::do_relax): New method definitions.
4648 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4650 * configure.ac: Check for (struct stat)::st_mtim
4651 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4652 * config.in: Regenerate.
4653 * configure: Regenerate.
4655 2009-11-05 Ian Lance Taylor <iant@google.com>
4658 * output.cc (Output_segment::add_output_section): Add missing
4661 2009-11-04 Ian Lance Taylor <iant@google.com>
4664 * object.h (class Object): Add is_needed and set_is_needed
4665 methods. Add is_needed_ field. Make bool fields into bitfields.
4666 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4667 defined in a dynamic object and referenced by a regular object,
4668 set is_needed for the dynamic object.
4669 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4670 if the file is marked with as_needed and it is not needed.
4672 2009-11-04 Ian Lance Taylor <iant@google.com>
4675 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4676 tags if data is discarded by linker script.
4677 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4678 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4679 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4680 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4682 2009-11-04 Ian Lance Taylor <iant@google.com>
4684 * layout.cc (Layout::get_output_section): Add is_interp and
4685 is_dynamic_linker_section parameters. Change all callers.
4686 (Layout::choose_output_section): Likewise.
4687 (Layout::make_output_section): Likewise.
4688 (Layout::add_output_section_data): Add is_dynamic_linker_section
4689 parameter. Change all callers.
4690 * layout.h (class Layout): Update declarations.
4691 * output.h (class Output_section): Add is_interp, set_is_interp,
4692 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4693 Add is_interp_, is_dynamic_linker_section_ fields. Change
4694 generate_code_fills_at_write_ to a bitfield.
4695 * output.cc (Output_section::Output_sections): Initialize new
4697 (Output_segment::add_output_section): Add do_sort parameter.
4700 2009-11-03 Ian Lance Taylor <iant@google.com>
4703 * options.h (class General_options): Add --warn-common.
4704 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4705 merging two common symbols.
4706 (Symbol_table::should_override): Handle --warn-common when merging
4707 a common symbol with a defined symbol. Use report_resolve_problem
4708 for multiple definitions.
4709 (Symbol_table::report_resolve_problem): New function.
4710 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4712 2009-11-03 Doug Kwan <dougkwan@google.com>
4714 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4716 (Target_arm::stub_factory): New method definition.
4717 (Target_arm::new_arm_input_section,
4718 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4719 Target_arm::reloc_uses_thumb_bit): New method declarations.
4720 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4721 New type definitions.
4722 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4723 member declarations.
4724 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4725 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4726 New method definitions.
4728 2009-11-03 Ian Lance Taylor <iant@google.com>
4730 * options.h (class General_options): Add --warn_constructors.
4732 2009-11-03 Ian Lance Taylor <iant@google.com>
4735 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4736 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4738 2009-11-03 Ian Lance Taylor <iant@google.com>
4741 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4742 --msgid-bugs-address.
4743 (install-pdf): New target.
4744 (install-data_yes): Look up one directory to find mkinstalldirs.
4746 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4748 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4751 2009-10-30 Doug Kwan <dougkwan@google.com>
4753 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4755 2009-10-30 Doug Kwan <dougkwan@google.com>
4757 * arm.cc (Stub_addend_reader): New struct template definition
4758 and partial specializations.
4759 (Stub_addend_reader::operator()): New method definition for a
4760 partially specialized template.
4762 2009-10-30 Doug Kwan <dougkwan@google.com>
4764 * arm.cc (Arm_relobj::processor_specific_flags): New method
4766 (Arm_relobj::do_read_symbols): New method declaration.
4767 (Arm_relobj::processor_specific_flags_): New data member declaration.
4768 (Arm_dynobj): New class definition.
4769 (Target_arm::do_finalize_sections): Add input_objects parameter.
4770 (Target_arm::do_adjust_elf_header): New method declaration.
4771 (Target_arm::are_eabi_versions_compatible,
4772 (Target_arm::merge_processor_specific_flags): New method declaration.
4773 (Target_arm::do_make_elf_object): New overloaded method definitions
4775 (Arm_relobj::do_read_symbols): New method definition.
4776 (Arm_dynobj::do_read_symbols): Ditto.
4777 (Target_arm::do_finalize_sections): Add input_objects parameters.
4778 Merge processor-specific flags from all input objects.
4779 (Target_arm::are_eabi_versions_compatible,
4780 Target_arm::merge_processor_specific_flags,
4781 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4782 New method definitions.
4783 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4784 Input_objects pointer type parameter.
4785 * layout.cc (Layout::finalize): Pass input objects to target's.
4786 finalize_sections function.
4787 * output.cc (Output_file_header::do_sized_write): Set ELF file
4788 header's processor-specific flags.
4789 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4790 Input_objects pointer type parameter.
4791 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4792 * target.h (Input_objects): New forward class declaration.
4793 (Target::processor_specific_flags,
4794 Target::are_processor_specific_flags_sect): New method definitions.
4795 (Target::finalize_sections): Add input_objects parameter.
4796 (Target::Target): Initialize processor_specific_flags_ and
4797 are_processor_specific_flags_set_.
4798 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4800 (Target::set_processor_specific_flags): New method definition.
4801 (Target::processor_specific_flags_,
4802 Target::are_processor_specific_flags_set_): New data member
4804 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4805 Input_objects pointer type parameter.
4807 2009-10-30 Doug Kwan <dougkwan@google.com>
4809 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4811 2009-10-28 Ian Lance Taylor <iant@google.com>
4813 * object.h (class Relobj): Drop options parameter from
4814 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4815 do_scan_relocs, do_relocate. Change all callers.
4816 (class Sized_relobj): Drop options parameters from
4817 do_gc_process_relocs, do_scan_relocs, do_relocate,
4818 do_relocate_sections, relocate_sections, emit_relocs_scan,
4819 emit_relocs_scan_reltype. Change all callers.
4820 (struct Relocate_info): Remove options field and all references to
4822 * reloc.h (class Read_relocs): Remove options constructor
4823 parameter and options_ field. Change all callers.
4824 (class Gc_process_relocs, class Scan_relocs): Likewise.
4825 (class Relocate_task): Likewise.
4826 * target-reloc.h (scan_relocs): Remove options parameter. Change
4828 (scan_relocatable_relocs): Likewise.
4829 * target.h (class Sized_target): Remove options parameter from
4830 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4832 * gc.h (gc_process_relocs): Remove options parameter. Change all
4834 * arm.cc: Update functions to remove options parameters.
4835 * i386.cc: Likewise.
4836 * powerpc.cc: Likewise.
4837 * sparc.cc: Likewise.
4838 * x86_64.cc: Likewise.
4839 * testsuite/testfile.cc: Likewise.
4841 2009-10-28 Doug Kwan <dougkwan@google.com>
4843 * arm.cc (Arm_relobj): New class definition.
4844 (Arm_relobj::scan_sections_for_stubs,
4845 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4846 New method definitions.
4848 2009-10-28 Cary Coutant <ccoutant@google.com>
4850 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4851 (Plugin::cleanup_done_): New member.
4852 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4853 (Plugin_manager::cleanup_done_): Remove.
4854 (Plugin_manager::add_input_file): Edit error message.
4855 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4856 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4858 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4860 * fileread.cc: (File_read::View::~View): Use the new
4861 data_ownership_ filed.
4862 (File_read::~File_read): Dispose the new whole_file_view_.
4863 (File_read::open): Mmap the whole file if needed.
4864 (File_read::open): Use whole_file_view_ instead of contents_.
4865 (File_read::find_view): Use whole_file_view_ if applicable.
4866 (File_read::do_read): Use whole_file_view_ instead of contents_.
4867 (File_read::make_view): Use whole_file_view_ instead of contents_,
4868 update File_read::View::View call.
4869 (File_read::find_or_make_view): Update File_read::View::View
4871 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4873 (File_read::View::Data_ownership): New enum.
4874 (File_read::View::View): Replace bool mapped_ with Data_ownership
4876 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4877 (File_read::View::data_ownership_): New field.
4878 (File_read::contents_): Remove (replaced by whole_file_view_).
4879 (File_read::whole_file_view_): New field.
4880 * options.h (class General_options): Add --keep-files-mapped.
4882 2009-10-27 Cary Coutant <ccoutant@google.com>
4884 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4885 * testsuite/Makefile.am (plugin_test_5): New test case.
4886 * testsuite/Makefile.in: Regenerate.
4888 2009-10-25 Doug Kwan <dougkwan@google.com>
4890 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4891 from private to protected to allow access by child class.
4892 (Sized_relobj::do_relocate_sections): New method declaration.
4893 (Sized_relobj::relocate_sections): Virtualize.
4894 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4895 Sized_relobj::relocate_sections. Instantiate template explicitly
4896 for different target sizes and endianity.
4898 2009-10-24 Doug Kwan <dougkwan@google.com>
4900 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4901 (Arm_input_section::as_arm_input_section): New method.
4902 (Arm_output_section): New class definition.
4903 (Arm_output_section::create_stub_group,
4904 Arm_output_section::group_sections): New method definitions.
4906 2009-10-22 Doug Kwan <dougkwan@google.com>
4908 * arm.cc (Arm_input_section): New class definition.
4909 (Arm_input_section::init, Arm_input_section:do_write,
4910 Arm_input_section::set_final_data_size,
4911 Arm_input_section::do_reset_address_and_file_offset): New method
4914 2009-10-21 Doug Kwan <dougkwan@google.com>
4916 * arm.cc (Stub_table, Arm_input_section): New forward class
4918 (Stub_table): New class defintion.
4919 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4920 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4921 New method definition.
4923 2009-10-21 Doug Kwan <dougkwan@google.com>
4925 * arm.cc: Update copyright comments.
4926 (Target_arm): New forward class template declaration.
4927 (Arm_address): New type.
4928 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4929 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4930 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4932 (Insn_template): Same.
4933 (DEF_STUBS): New macro.
4934 (Stub_type): New enum type.
4935 (Stub_template): New class definition.
4938 (Stub_factory): Same.
4939 (Target_arm::Target_arm): Initialize may_use_blx_ and
4940 should_force_pic_veneer_.
4941 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4942 Target_arm::should_force_pic_veneer,
4943 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4944 Target_arm::using_thumb_only, Target_arm:;default_target): New
4946 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4947 New data member declarations.
4948 (Insn_template::size, Insn_template::alignment): New method defintions.
4949 (Stub_template::Stub_template): New method definition.
4950 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4951 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4952 (Stub_factory::Stub_factory): New method definition.
4953 * gold.h (string_hash): New template.
4954 * output.h (Input_section_specifier::hash_value): Use
4956 (Input_section_specifier::string_hash): Remove.
4957 * stringpool.cc (Stringpool_template::string_hash): Use
4960 2009-10-20 Doug Kwan <dougkwan@google.com>
4962 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4963 symbols of relaxed input sections.
4964 * output.h (Output_section::find_relaxed_input_section): Make
4967 2009-10-16 Doug Kwan <dougkwan@google.com>
4969 * dynobj.cc (Versions::Versions): Initialize version_script_.
4970 Only insert base version symbol definition for a shared object
4971 if version script defines any version versions.
4972 (Versions::define_base_version): New method definition.
4973 (Versions::add_def): Check that base version is not needed.
4974 (Versions::add_need): Define base version lazily.
4975 * dynobj.h (Versions::define_base_version): New method declaration.
4976 (Versions::needs_base_version_): New data member declaration.
4977 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4978 (check_DATA): Add no_version_test.stdout.
4979 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4981 * testsuite/Makefile.in: Regenerate.
4982 * testsuite/no_version_test.c: New file.
4983 * testsuite/no_version_test.sh: Ditto.
4985 2009-10-16 Doug Kwan <dougkwan@google.com>
4987 * expression.cc (class Segment_start_expression): New class definition.
4988 (Segment_start_expression::value): New method definition.
4989 (script_exp_function_segment_start): Return a new
4990 Segment_start_expression.
4991 * gold/script-c.h (script_saw_segment_start_expression): New function
4993 * script-sections.cc (Script_sections::Script_sections): Initialize
4994 SAW_SEGMENT_START_EXPRESSION_ to false.
4995 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4996 and -Tbbs options to specify section addresses if given in
4997 command line and no SEGMENT_START expression is seen in a script.
4998 * script-sections.h (Script_sections::saw_segment_start_expression,
4999 Script_sections::set_saw_segment_start_expression): New method
5001 (Script_sections::saw_segment_start_expression_): New data member
5003 * script.cc (script_saw_segment_start_expression): New function.
5004 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5005 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5006 script_test_7.sh and script_test_8.sh.
5007 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5008 script_test_8.stdout.
5009 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5010 (script_test_6, script_test_6.stdout, script_test_7,
5011 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5012 * Makefile.in: Regenerate.
5013 * testsuite/script_test_6.sh: New file.
5014 * testsuite/script_test_6.t: Same.
5015 * testsuite/script_test_7.sh: Same.
5016 * testsuite/script_test_7.t: Same.
5017 * testsuite/script_test_8.sh: Same.
5019 2009-10-16 Doug Kwan <dougkwan@google.com>
5021 * output.cc (Output_segment::set_section_list_address): Cast
5022 expressions to unsigned long long type to avoid format warnings.
5024 2009-10-15 Ian Lance Taylor <iant@google.com>
5026 * script.cc (Script_options::add_symbol_assignment): Always add a
5027 dot assignment to script_sections_.
5028 * script-sections.cc (Script_sections::add_dot_assignment):
5029 Initialize if necessary.
5031 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5032 program headers with no load segment if there is a linker script.
5034 * layout.cc (Layout::set_segment_offsets): Align the file offset
5035 to the segment aligment for -N or -n with no load segment.
5036 * output.cc (Output_segment::add_output_section): Don't crash if
5037 the first section is a TLS section.
5038 (Output_segment::set_section_list_addresses): Print an error
5039 message if the address moves backward in a linker script.
5040 * script-sections.cc
5041 (Output_section_element_input::set_section_addresses): Don't
5042 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5043 (Orphan_output_section::set_section_addresses): Likewise.
5045 2009-10-15 Doug Kwan <dougkwan@google.com>
5047 * layout.cc (Layout::finish_dynamic_section): Generate tags
5048 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5049 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5050 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5052 2009-10-14 Ian Lance Taylor <iant@google.com>
5054 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5056 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5057 data_shdr fields of relinfo.
5058 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5059 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5060 R_386_TLS_LDO_32, adjust based on section flags.
5061 (Target_i386::Relocate::fix_up_ldo): Remove.
5063 2009-10-13 Ian Lance Taylor <iant@google.com>
5065 Add support for -pie.
5066 * options.h (class General_options): Add -pie and
5068 (General_options::output_is_position_independent): Test -pie.
5069 (General_options::output_is_executable): Return true if not shared
5070 and not relocatable.
5071 (General_options::output_is_pie): Remove.
5072 * options.cc (General_options::finalize): Reject incompatible uses
5074 * gold.cc (queue_middle_tasks): A -pie link is not static.
5075 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5076 * symtab.cc (Symbol::final_value_is_known): Return false if
5077 output_is_position_independent.
5078 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5079 output_is_position_independent.
5080 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5081 output_is_position_independent.
5082 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5083 output_is_position_independent.
5084 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5086 (basic_pie_test.o, basic_pie_test): New targets.
5087 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5088 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5089 (two_file_pie_test): New target.
5090 * testsuite/Makefile.in: Rebuild.
5091 * README: Remove note saying that -pie is not supported.
5093 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5095 * options.h (class General_options): Add -init and -fini.
5096 * layout.cc (Layout::finish_dynamic_section): Emit
5097 given init and fini functions.
5099 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5101 * gc.h (gc_process_relocs): Check if icf is enabled using new
5103 * gold.cc (queue_initial_tasks): Likewise.
5104 (queue_middle_tasks): Likewise.
5105 * object.cc (do_layout): Likewise.
5106 * symtab.cc (is_section_folded): Likewise.
5107 * main.cc (main): Likewise.
5108 * reloc.cc (Read_relocs::run): Likewise.
5109 (Sized_relobj::do_scan_relocs): Likewise.
5110 * icf.cc (is_function_ctor_or_dtor): New function.
5111 (Icf::find_identical_sections): Check if function is ctor or dtor when
5113 * options.h (General_options::icf): Change option to be an enum.
5114 (Icf_status): New enum.
5115 (icf_enabled): New method.
5116 (icf_safe_folding): New method.
5117 (set_icf_status): New method.
5118 (icf_status_): New variable.
5119 * (options.cc) (General_options::finalize): Set icf_status_.
5120 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5121 icf_test and icf_keep_unique_test to use the --icf enum flag.
5122 * testsuite/icf_safe_test.sh: New file.
5123 * testsuite/icf_safe_test.cc: New file.
5125 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5127 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5128 includes to gc.h and icf.h.
5129 * arm.cc: Include gc.h.
5130 * gold.cc: Likewise.
5131 * i386.cc: Likewise.
5132 * powerpc.cc: Likewise.
5133 * sparc.cc: Likewise.
5134 * x86_64.cc: Likewise.
5135 * gc.h: Include icf.h.
5137 2009-10-11 Ian Lance Taylor <iant@google.com>
5139 * plugin.cc: Include "gold.h" before other header files.
5141 2009-10-10 Chris Demetriou <cgd@google.com>
5143 * options.h (Input_file_argument::Input_file_type): New enum.
5144 (Input_file_argument::is_lib_): Replace with...
5145 (Input_file_argument::type_): New member.
5146 (Input_file_argument::Input_file_argument): Take Input_file_type
5147 'type' rather than boolean 'is_lib' as second argument.
5148 (Input_file_argument::is_lib): Use type_.
5149 (Input_file_argument::is_searched_file): New function.
5150 (Input_file_argument::may_need_search): Handle is_searched_file.
5151 * options.cc (General_options::parse_library): Support -l:filename.
5152 (General_options::parse_just_symbols): Update for Input_file_argument
5154 (Command_line::process): Likewise.
5155 * archive.cc (Archive::get_file_and_offset): Likewise.
5156 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5157 * script.cc (read_script_file, script_add_file): Likewise.
5158 * fileread.cc (Input_file::Input_file): Likewise.
5159 (Input_file::will_search_for): Handle is_searched_file.
5160 (Input_file::open): Likewise.
5161 * readsyms.cc (Read_symbols::get_name): Likewise.
5162 * testsuite/Makefile.am (searched_file_test): New test.
5163 * testsuite/Makefile.in: Regenerate.
5164 * testsuite/searched_file_test.cc: New file.
5165 * testsuite/searched_file_test_lib.cc: New file.
5167 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5168 Ian Lance Taylor <iant@google.com>
5170 * descriptor.cc: Include <cstdio> and "binary-io.h".
5171 (Descriptors::open): Open the files in binary mode always.
5172 * script.cc (Lex::get_token): Treat \r as whitespace.
5174 2009-10-09 Ian Lance Taylor <iant@google.com>
5176 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5178 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5179 Ian Lance Taylor <iant@google.com>
5181 * configure.ac: Check for readv function also.
5182 * fileread.cc (readv): Define if not HAVE_READV.
5183 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5185 * config.in: Regenerate.
5186 * configure: Regenerate.
5188 2009-10-09 Doug Kwan <dougkwan@google.com>
5190 * layout.cc (Layout::make_output_section): Call target hook to make
5191 ordinary output section.
5192 (Layout::finalize): Adjust parameter list of call the
5193 Target::may_relax().
5194 * layout.h (class Layout::section_list): New method.
5195 * merge.h (Output_merge_base::entsize): Change visibility to public.
5196 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5198 (Output_merge_string::do_is_string): New method.
5199 * object.cc (Sized_relobj::do_setup): renamed from
5200 Sized_relobj::set_up.
5201 * object.h (Sized_relobj::adjust_shndx,
5202 Sized_relobj::initializ_input_to_output_maps,
5203 Sized_relobj::free_input_to_output_maps): Change visibilities to
5205 (Sized_relobj::setup): Virtualize.
5206 (Sized_relobj::do_setup): New method declaration.
5207 (Sized_relobj::invalidate_section_offset,
5208 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5209 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5210 * options.cc (parse_int): New function.
5211 * options.h (parse_int): New declaration.
5212 (DEFINE_int): New macro.
5213 (stub_group_size): New option.
5214 * output.cc (Output_section::Output_section): Initialize memebers
5215 merge_section_map_, merge_section_by_properties_map_,
5216 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5217 (Output_section::add_input_section): Handled deferred code-fill
5218 generation and remove an old comment.
5219 (Output_section::add_relaxed_input_section): New method definition.
5220 (Output_section::add_merge_input_section): Use merge section by
5221 properties map to speed to search. Update merge section maps
5223 (Output_section::build_relaxation_map): New method definition.
5224 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5226 (Output_section::relax_input_section): Renamed to
5227 Output_section::convert_input_sections_to_relaxed_sections and change
5228 interface to take a vector of pointers to relaxed sections.
5229 (Output_section::find_merge_section,
5230 Output_section::find_relaxed_input_section): New method definitions.
5231 (Output_section::is_input_address_mapped,
5232 Output_section::output_offset, Output_section::output_address):
5233 Use output section data maps to speed up searching.
5234 (Output_section::find_starting_output_address): Add comments.
5235 (Output_section::do_write,
5236 Output_section::write_to_postprocessing_buffer): Do code-fill
5237 generation as appropriate.
5238 (Output_section::get_input_sections): Invalidate relaxed input section
5240 (Output_section::restore_states): Adjust type of checkpoint .
5241 Invalidate relaxed input section map.
5242 * output.h (Output_merge_base): New class declaration.
5243 (Input_section_specifier): New class defintion.
5244 (class Output_relaxed_input_section) Change base class to
5245 Output_section_data_build.
5246 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5247 base class initializer.
5248 (Output_section::add_relaxed_input_section): New method declaration.
5249 (Output_section::Input_section): Change visibility to protected.
5250 (Output_section::Input_section::relobj,
5251 Output_section::Input_section::shndx): Handle relaxed input sections.
5252 Output_section::input_sections) Change visibility to protected. Also
5253 define overload to return a non-const pointer.
5254 (Output_section::Merge_section_properties): New class defintion.
5255 (Output_section::Merge_section_by_properties_map,
5256 Output_section::Output_section_data_by_input_section_map,
5257 Output_section::Relaxation_map): New types.
5258 (Output_section::relax_input_section): Rename method to
5259 Output_section::convert_input_sections_to_relaxed_sections and change
5260 interface to take a vector of relaxed section pointers.
5261 (Output_section::find_merge_section,
5262 Output_section::find_relaxed_input_section,
5263 Output_section::build_relaxation_map,
5264 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5265 New method declarations.
5266 (Output_section::merge_section_map_
5267 Output_section::merge_section_by_properties_map_,
5268 Output_section::relaxed_input_section_map_,
5269 Output_section::is_relaxed_input_section_map_valid_,
5270 Output_section::generate_code_fills_at_write_): New data members.
5271 * script-sections.cc
5272 (Output_section_element_input::set_section_addresses): Call
5273 current_data_size and addralign methods of relaxed input sections.
5274 (Orphan_output_section::set_section_addresses): Call current_data_size
5275 and addralign methods of relaxed input sections.
5276 * symtab.cc (Symbol_table::compute_final_value): Extract template
5277 from the body of Symbol_table::sized_finalize_symbol.
5278 (Symbol_table::sized_finalized_symbol): Call
5279 Symbol_table::compute_final_value.
5280 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5281 (Symbol_table::compute_final_value): New templated method declaration.
5282 * target.cc (Target::do_make_output_section): New method defintion.
5283 * target.h (Target::make_output_section): New method declaration.
5284 (Target::relax): Add more parameters for input objects, symbol table
5285 and layout. Adjust call to do_relax.
5286 (Target::do_make_output_section): New method declaration.
5287 (Target::do_relax): Add parameters for input objects, symbol table
5290 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5292 * pread.c: Include stdio.h.
5294 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5296 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5299 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5301 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5302 Change read_shndx type to unsigned int.
5303 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5305 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5306 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5307 Change read_shndx type to unsigned int.
5308 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5310 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5311 * layout.cc (Layout::create_symtab_sections): Cast the result of
5312 local_symcount * symsize to off_t in the gold_assert.
5314 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5316 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5317 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5319 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5320 (Arm_relocate_functions::thm_abs5): New function.
5321 (Arm_relocate_functions::abs12): New function.
5322 (Arm_relocate_functions::abs16): New function.
5323 (Arm_relocate_functions::base_abs): New function.
5324 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5325 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5326 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5328 (Scan::global): Likewise.
5329 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5330 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5331 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5332 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5335 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5337 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5338 (Arm_relocate_functions::movt_prel): New function.
5339 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5340 (Arm_relocate_functions::thm_movt_prel): New function.
5341 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5342 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5343 (Scan::global, Relocate::relocate): Likewise.
5344 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5346 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5348 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5349 Incremental_checker.
5350 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5352 (class Incremental_inputs_header): New class.
5353 (Incremental_inputs_header_writer): Edit comment.
5354 (Incremental_inputs_entry): New class.
5355 (Incremental_inputs_entry_writer): Edit comment.
5356 (Sized_incremental_binary::do_find_incremental_inputs_section):
5357 Add *strtab_shndx parameter, fill it.
5358 (Sized_incremental_binary::do_check_inputs): New method.
5359 (Incremental_checker::can_incrementally_link_output_file): Use
5360 Sized_incremental_binary::check_inputs.
5361 (Incremental_inputs::report_command_line): Save command line in
5364 (Incremental_binary::find_incremental_inputs_section): New
5366 (Incremental_binary::do_find_incremental_inputs_section): Add
5367 strtab_shndx parameter.
5368 (Incremental_binary::do_check_inputs): New pure virtual method.
5369 (Sized_incremental_binary::do_check_inputs): Declare.
5370 (Incremental_checker::Incremental_checker): Add incremental_inputs
5371 parameter, use it to initialize incremental_inputs_.
5372 (Incremental_checker::incremental_inputs_): New field.
5373 (Incremental_checker::command_line): New method.
5374 (Incremental_checker::inputs): New method.
5375 (Incremental_checker::command_line_): New field.
5377 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5379 * incremental.cc: Include <cstdarg> and "target-select.h".
5380 (vexplain_no_incremental): New function.
5381 (explain_no_incremental): New function.
5382 (Incremental_binary::error): New method.
5383 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5385 (make_sized_incremental_binary): New function.
5386 (open_incremental_binary): New function.
5387 (can_incrementally_link_file): Add checks if output is ELF and has
5389 * incremental.h: Include "elfcpp_file.h" and "output.h".
5390 (Incremental_binary): New class.
5391 (Sized_incremental_binary): New class.
5392 (open_incremental_binary): Declare.
5393 * object.cc (is_elf_object): Use
5394 elfcpp::Elf_recognizer::is_elf_file.
5395 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5396 * output.h (Output_file::filesize): New method.
5398 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5400 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5402 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5403 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5405 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5407 (Arm_relocate_functions::movw_abs_nc): New function.
5408 (Arm_relocate_functions::movt_abs): New function.
5409 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5410 (Arm_relocate_functions::thm_movt_abs): New function.
5411 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5412 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5413 (Scan::global): Likewise.
5414 (Relocate::relocate): Likewise.
5415 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5417 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5419 * arm.cc (Arm_relocate_functions::got_prel) New function.
5420 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5421 (Relocate::relocate): Likewise.
5422 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5424 2009-10-06 Ian Lance Taylor <iant@google.com>
5426 * options.h (class General_options): Define
5427 split_stack_adjust_size parameter.
5428 * object.h (class Object): Add uses_split_stack_ and
5429 has_no_split_stack_ fields. Add uses_split_stack and
5430 has_no_split_stack accessor functions. Declare
5431 handle_split_stack_section.
5432 (class Reloc_symbol_changes): Define.
5433 (class Sized_relobj): Define Function_offsets. Declare
5434 split_stack_adjust, split_stack_adjust_reltype, and
5436 * object.cc (Object::handle_split_stack_section): New function.
5437 (Sized_relobj::do_layout): Call handle_split_stack_section.
5438 * dynobj.cc (Sized_dynobj::do_layout): Call
5439 handle_split_stack_section.
5440 * reloc.cc (Sized_relobj::relocate_sections): Call
5441 split_stack_adjust for executable sections in split_stack
5442 objects. Pass reloc_map to relocate_section.
5443 (Sized_relobj::split_stack_adjust): New function.
5444 (Sized_relobj::split_stack_adjust_reltype): New function.
5445 (Sized_relobj::find_functions): New function.
5446 * target-reloc.h: Include "object.h".
5447 (relocate_section): Add reloc_symbol_changes parameter. Change
5449 * target.h (class Target): Add calls_non_split method. Declare
5450 do_calls_non_split virtual method. Declare match_view and
5452 * target.cc: Include "elfcpp.h".
5453 (Target::do_calls_non_split): New function.
5454 (Target::match_view): New function.
5455 (Target::set_view_to_nop): New function.
5456 * gold.cc (queue_middle_tasks): Give an error if mixing
5457 split-stack and non-split-stack objects with -r.
5458 * i386.cc (Target_i386::relocate_section): Add
5459 reloc_symbol_changes parameter.
5460 (Target_i386::do_calls_non_split): New function.
5461 * x86_64.cc (Target_x86_64::relocate_section): Add
5462 reloc_symbol_changes parameter.
5463 (Target_x86_64::do_calls_non_split): New function.
5464 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5466 * powerpc.cc (Target_powerpc::relocate_section): Add
5467 reloc_symbol_changes parameter.
5468 * sparc.cc (Target_sparc::relocate_section): Add
5469 reloc_symbol_changes parameter.
5470 * configure.ac: Call AM_CONDITIONAL for the default target.
5471 * configure: Rebuild.
5472 * testsuite/Makefile.am (TEST_AS): New variable.
5473 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5474 (check_DATA): Add split_i386 and split_x86_64 files.
5475 (SPLIT_DEFSYMS): Define.
5476 (split_i386_[1234n].o): New targets.
5477 (split_i386_[124]): New targets.
5478 (split_i386_[1234r].stdout): New targets.
5479 (split_x86_64_[1234n].o): New targets.
5480 (split_x86_64_[124]): New targets.
5481 (split_x86_64_[1234r].stdout): New targets.
5482 (MOSTLYCLEANFILES): Add new executables.
5483 * testsuite/split_i386.sh: New file.
5484 * testsuite/split_x86_64.sh: New file.
5485 * testsuite/split_i386_1.s: New file.
5486 * testsuite/split_i386_2.s: New file.
5487 * testsuite/split_i386_3.s: New file.
5488 * testsuite/split_i386_4.s: New file.
5489 * testsuite/split_i386_n.s: New file.
5490 * testsuite/split_x86_64_1.s: New file.
5491 * testsuite/split_x86_64_2.s: New file.
5492 * testsuite/split_x86_64_3.s: New file.
5493 * testsuite/split_x86_64_4.s: New file.
5494 * testsuite/split_x86_64_n.s: New file.
5495 * testsuite/testfile.cc (Target_test): Update relocation_section
5497 * testsuite/Makefile.in: Rebuild.
5499 2009-10-06 Ian Lance Taylor <iant@google.com>
5501 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5502 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5503 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5504 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5505 the address on ldo_addrs_.
5506 (Target_i386::Relocate::fix_up_ldo): New function.
5508 2009-10-06 Rafael Espindola <espindola@google.com>
5510 * plugin.cc (add_input_library): New.
5511 (Plugin::load): Add add_input_library to tv.
5512 (Plugin_manager::add_input_file): Add the is_lib argument.
5513 (add_input_file): Update call to Plugin_manager::add_input_file.
5514 (add_input_library): New.
5515 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5517 2009-09-30 Doug Kwan <dougkwan@google.com>
5519 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5520 symbol and call Symbol::may_need_copy_reloc to determine if
5521 a copy reloc is needed.
5522 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5523 nocopyreloc is given in command line.
5524 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5525 given in command line.
5526 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5527 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5528 of the removed Target_i386::may_need_copy_reloc.
5529 * options.h (copyreloc): New option with default value false.
5530 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5531 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5532 instead of the removed Target_powerpc::may_need_copy_reloc.
5533 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5534 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5535 instead of the removed Target_sparc::may_need_copy_reloc.
5536 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5537 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5538 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5539 instead of the removed Target_x86_64::may_need_copy_reloc.
5541 2009-09-30 Ian Lance Taylor <iant@google.com>
5543 * object.h (class Object): Remove target_ field, and target,
5544 sized_target, and set_target methods.
5545 (Object::sized_target): Remove.
5546 (class Sized_relobj): Update declarations. Remove sized_target.
5547 * object.cc (Sized_relobj::setup): Remove target parameter.
5549 (Input_objects::add_object): Don't do anything with the target.
5550 (make_elf_sized_object): Add punconfigured parameter. Change all
5551 callers. Set or test parameter target.
5552 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5554 * parameters.cc (Parameters::set_target): Change parameter type to
5556 (Parameters::default_target): Remove.
5557 (set_parameters_target): Change parameter type to be non-const.
5558 (parameters_force_valid_target): New function.
5559 (parameters_clear_target): New function.
5560 * parameters.h (class Parameters): Update declarations. Remove
5561 default_target method. Add sized_target and clear_target
5562 methods. Change target_ to be non-const.
5563 (set_parameters_target): Update declaration.
5564 (parameters_force_valid_target): Declare.
5565 (parameters_clear_target): Declare.
5566 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5567 as NULL if we aren't searching.
5568 (Add_symbols::run): Don't check for compatible target.
5569 * fileread.cc (Input_file::open_binary): Call
5570 parameters_force_valid_target.
5571 * gold.cc (queue_middle_tasks): Likewise.
5572 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5573 set_target on object.
5574 * dynobj.h (class Sized_dynobj): Update declarations.
5575 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5576 make_elf_object returns NULL.
5577 (Archive::include_member): Don't check whether object target is
5579 * output.cc (Output_section::add_input_section): Get target from
5581 (Output_section::relax_input_section): Likewise.
5582 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5584 (Sized_relobj::do_scan_relocs): Likewise.
5585 (Sized_relobj::relocate_sections): Likewise.
5586 * resolve.cc (Symbol_table::resolve): Likewise.
5587 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5588 parameter. Change all callers.
5589 (Symbol_table::add_from_object): Get target from parameters.
5590 (Symbol_table::add_from_relobj): Don't check object target.
5591 (Symbol_table::add_from_dynobj): Likewise.
5592 (Symbol_table::define_special_symbol): Get target from
5594 * symtab.h (class Symbol_table): Update declaration.
5595 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5596 parameter. Change all callers. Clear parameter target.
5597 (Binary_test): Test target here.
5598 * testsuite/object_unittest.cc (gold_testsuite): Remove
5599 target_test_pointer parameter. Change all callers.
5600 (Object_test): Test target here.
5602 2009-09-26 Ian Lance Taylor <iant@google.com>
5604 * testsuite/initpri1.c: Don't try to use constructor priorities if
5605 compiling with gcc before 4.3.
5607 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5609 * testsuite/retain_symbols_file_test.sh (check_present): Change
5610 output file name to retain_symbols_file_test.stdout.
5611 (check_absent): Likewise.
5613 2009-09-18 Craig Silverstein <csilvers@google.com>
5615 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5616 * options.cc: Include <cerrno> and <fstream>.
5617 (General_options::finalize): Parse -retain-symbols-file tag.
5618 * options.h: New flag.
5619 (General_options): New method should_retain_symbol, new
5620 variable symbols_to_retain.
5621 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5622 should_retain_symbol map.
5623 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5624 * testsuite/Makefile.in: Regenerate.
5625 * testsuite/retain_symbols_file_test.sh: New file.
5627 2009-09-18 Nick Clifton <nickc@redhat.com>
5629 * po/es.po: Updated Spanish translation.
5631 2009-09-17 Doug Kwan <dougkwan@google.com>
5633 * debug.h (DEBUG_RELAXATION): New constant.
5634 (DEBUG_ALL): Add DEBUG_RELAXATION.
5635 (debug_string_to_enum): Add relaxation debug option.
5637 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5638 Layout::Relaxation_debug_check::read_sections,
5639 Layout::Relaxation_debug_check::read_sections): New method definitions.
5640 (Layout::Layout): Initialize data members
5641 record_output_section_data_from_scrips_,
5642 script_output_section_data_list_ and relaxation_debug_check_.
5643 (Layout::save_segments, Layout::restore_segments,
5644 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5645 Layout::relaxation_loop_body): New method definitions.
5646 (Layout::finalize): Support relaxation. Move section layout code to
5647 Layout::relaxation_loop_body.
5648 (Layout::set_asection_address_from_script): Move code for orphan
5649 section placement out.
5650 (Layout::place_orphan_sections_in_script): New method definition.
5651 * layout.h (Output_segment_headers, Output_file_header):
5652 New forward class declarations.
5653 (Layout::~Layout): Define.
5654 (Layout::new_output_section_data_from_script): New method definition.
5655 (Layout::place_orphan_sections_in_script): New method declaration.
5656 (Layout::Segment_states): New type declaration.
5657 (Layout::save_segments, Layout::restore_segments,
5658 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5659 Layout::relaxation_loop_body): New method declarations.
5660 (Layout::Output_section_data_list): New type declaration.
5661 (Layout::Relaxation_debug_check): New class definition.
5662 (Layout::record_output_section_data_from_script_,
5663 Layout::script_output_section_data_list_, Layout::segment_states_,
5664 Layout::relaxation_debug_check_): New data members.
5665 * output.cc: (Output_section_headers::do_size): New method definition.
5666 (Output_section_headers::Output_section_headers): Move size
5667 computation to Output_section_headers::do_size.
5668 (Output_segment_headers::do_size): New method definition.
5669 (Output_file_header::Output_file_header): Move size computation to
5670 Output_file_header::do_size and call it.
5671 (Output_file_header::do_size): New method definition.
5672 (Output_data_group::Output_data_group): Adjust call to
5673 Output_section_data.
5674 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5675 (Output_symtab_xindex::do_write): Add array bound check.
5676 (Output_section::Input_section::print_to_mapfile): Handle
5677 RELAXED_INPUT_SECTION_CODE.
5678 (Output_section::Output_section): Initialize data member checkpoint_.
5679 (Output_section::~Output_section): Delete checkpoint object pointed
5681 (Output_section::add_input_section): Always add an Input_section if
5683 (Output_section::add_merge_input_section): Add assert.
5684 (Output_section::relax_input_section): New method definition.
5685 (Output_section::set_final_data_size): Set load address to zero for
5686 an unallocated section.
5687 (Output_section::do_address_and_file_offset_have_reset_values):
5688 New method definition.
5689 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5690 Handle relaxed input section.
5691 (Output_section::sort_attached_input_sections): Checkpoint input
5692 section list lazily.
5693 (Output_section::get_input_sections): Change type of input_sections to
5694 list of Simple_input_section pointers. Checkpoint input section list
5695 lazily. Also handle relaxed input sections.
5696 (Output_section::add_input_section_for_script): Take a reference to
5697 a Simple_input_section object instead of Relobj pointer and section
5698 index as parameter. Handle relaxed input sections.
5699 (Output_section::save_states, Output_section::restore_states): New
5701 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5702 (Output_data::is_data_size_fixed): New method definition.
5703 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5705 (Output_data::address_and_file_offset_have_reset_values): New method
5707 (Output_data::do_address_and_file_offset_have_reset_values): New method
5709 (Output_data::set_data_size): Check that data size is not fixed.
5710 (Output_data::fix_data_size): New method definition.
5711 (Output_data::is_data_size_fixed_): New data member.
5712 (Output_section_headers::set_final_data_size): New method definition.
5713 (Output_section_headers::do_size): New method declaration.
5714 (Output_segment_headers::set_final_data_size): New method definition.
5715 (Output_segment_headers::do_size): New method declaration.
5716 (Output_file_header::set_final_data_size)::New method definition.
5717 (Output_file_header::do_size)::New method declaration.
5718 (Output_section_data::Output_section_data): Add new parameter
5719 is_data_size_fixed and use it to fix data size.
5720 (Output_data_const::Output_data_const): Adjust call to base class
5721 constructor and fix data size.
5722 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5723 base class constructor and fix data size.
5724 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5725 base class constructor and fix data size.
5726 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5727 class constructor and fix data size.
5728 (Output_data_group::set_final_data_size): New method definition.
5729 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5730 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5731 class constructor and fix data size.
5732 (Output_relaxed_input_section): New class definition.
5733 (Output_section::Simple_input_section): New class definition.
5734 (Output_section::get_input_sections): Adjust parameter list.
5735 (Output_section::add_input_section_for_script): Same.
5736 (Output_section::save_states, Output_section::restore_states,
5737 Output_section::do_address_and_file_offset_have_reset_values,
5738 (Output_section::Input_section::Input_section): Handle
5739 RELAXED_INPUT_SECTION_CODE. Add new overload for
5740 Output_relaxed_input_section.
5741 (Output_section::Input_section::is_input_section,
5742 Output_section::Input_section::set_output_section): Handle relaxed
5744 (Output_section::Input_section::is_relaxed_input_section,
5745 Output_section::Input_section::output_section_data,
5746 Output_section::Input_section::relaxed_input_section): New method
5748 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5750 (Output_section::Input_section::u1_): Update comments.
5751 (Output_section::Input_section::u2_): Add new union member poris.
5752 (Output_section::Checkpoint_output_section): New classs definition.
5753 (Output_section::relax_input_section): New method declaration.
5754 (Output_section::checkpoint_): New data member.
5755 (Output_segment): Update comments.
5756 (Output_segment::Output_segment): Un-privatize copy constructor.
5757 (Output_segment::operator=): Un-privatize.
5758 * script-sections.cc (Output_section_element::Input_section_list):
5759 Change element type to Output_section::Simple_input_section.
5760 (Output_section_element_dot_assignment::set_section_addresses):
5761 Register output section data for relaxation clean up.
5762 (Output_data_exression::Output_data_expression): Adjust call to base
5763 constructor to fix data size.
5764 (Output_section_element_data::set_section_addresses): Register
5765 Output_data_expression object for relaxation clean up.
5766 (struct Input_section_info): Replace Relobj pointer and section index
5767 pair with Output_section::Simple_input_section and Convert struct to a
5769 (Input_section_sorter::operator()): Adjust access to
5770 Input_section_info data member to use accessors.
5771 (Output_section_element_input::set_section_addresses): Use layout
5772 parameter. Adjust code to use Output_section::Simple_input_section
5773 and Input_secction_info classes. Register filler for relaxation
5775 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5776 and section index pair with Output_section::Simple_input_section
5777 class. Adjust code accordingly.
5778 (Phdrs_element::release_segment): New method definition.
5779 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5781 (Script_sections::release_segments): New method definition.
5782 * gold/script-sections.h (Script_sections::release_segments): New
5784 * gold/target.h (Target::may_relax, Target::relax,
5785 Target::do_may_relax, Target::do_relax): New method definitions.
5787 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5789 * arm.cc (has_signed_unsigned_overflow): New function.
5790 (Arm_relocate_functions::abs8): New function.
5791 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5792 (Target_arm::Scan::global): Likewise.
5793 (Target_arm::relocate::relocate): Likewise.
5794 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5797 2009-09-16 Cary Coutant <ccoutant@google.com>
5799 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5800 * testsuite/Makefile.in: Regenerate.
5802 2009-09-11 Nick Clifton <nickc@redhat.com>
5804 * po/gold.pot: Updated by the Translation project.
5806 2009-09-08 Cary Coutant <ccoutant@google.com>
5808 * output.cc (Output_file::open): Add execute permission to empty file.
5809 * testsuite/Makefile.am (permission_test): New test.
5810 * testsuite/Makefile.in: Regenerate.
5812 2009-09-02 Ian Lance Taylor <iant@google.com>
5814 * output.cc (Output_file::resize): Call map_no_anonymous rather
5817 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5819 * gold.cc: Include "incremental.h".
5820 (queue_initial_tasks): Call Incremental_checker methods.
5821 * incremental.cc: Include "output.h".
5822 (Incremental_checker::can_incrementally_link_output_file): New
5824 * incremental.h (Incremental_checker): New class.
5826 * output.cc (Output_file::open_for_modification): New method.
5827 (Output_file::map_anonymous): Changed return type to bool. Record
5829 (Output_file::map_no_anonymous): New method, broken out of map.
5830 (Output_file::map): Use map_no_anonymous and map_anonymous.
5831 * output.h (class Output_file): Update declarations.
5833 2009-08-24 Cary Coutant <ccoutant@google.com>
5835 * options.h (Command_line::Pre_options): New class.
5836 (Command_line::pre_options): New member.
5837 * options.cc (gold::options::ready_to_register): New variable.
5838 (One_option::register_option): Do nothing if not registering options.
5839 Assert if same short option registered twice.
5840 (General_options::General_options): Turn off option registration when
5842 (Command_line::Pre_options::Pre_options): New constructor.
5844 2009-08-24 Cary Coutant <ccoutant@google.com>
5846 * options.h (General_options::no_keep_memory): Remove incorrect
5849 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5851 * Makefile.am (am__skiplex, am__skipyacc): New.
5852 * Makefile.in: Regenerate.
5854 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5856 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5857 (INCLUDES): ... this.
5858 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5859 (AM_CPPFLAGS): Renamed from ...
5860 (INCLUDE): ... this.
5861 * Makefile.in, testsuite/Makefile.in: Regenerate.
5863 * Makefile.in: Regenerate.
5864 * aclocal.m4: Likewise.
5865 * config.in: Likewise.
5866 * configure: Likewise.
5867 * testsuite/Makefile.in: Likewise.
5869 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5870 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5871 * Makefile.in: Regenerate.
5872 * testsuite/Makefile.in: Regenerate.
5874 2009-08-19 Cary Coutant <ccoutant@google.com>
5876 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5877 symbols in shared libraries overridden by hidden or internal symbols
5878 in the main program.
5880 2009-08-19 Chris Demetriou <cgd@google.com>
5882 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5883 checking source file names in error messages.
5885 2009-08-18 Doug Kwan <dougkwan@google.com>
5887 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5888 an elcpp::Ehdr as parameter. Adjust call to set_target.
5889 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5890 an elfcpp::Ehdr as parameter.
5891 * object.cc (Object::set_target): Remove the version that looks up
5892 a target and sets it.
5893 (Sized_relobj::setup): Take a Target object instead of
5894 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5895 (make_elf_sized_object): Find target and ask target to
5897 * object.h: (Object::set_target): Remove the version that looks up
5898 a target and sets it.
5899 (Sized_relobj::setup): Take a Target object instead of
5900 an elfcpp:Ehdr as parameter.
5901 * target.cc: Include dynobj.h.
5902 (Target::do_make_elf_object_implementation): New.
5903 (Target::do_make_elf_object): New.
5904 * target.h (Target::make_elf_object): New template declaration.
5905 (Target::do_make_elf_object): New method declarations.
5906 (Target::do_make_elf_object_implementation): New template declaration.
5908 2009-08-14 Ian Lance Taylor <iant@google.com>
5910 * gold.h (FUNCTION_NAME): Define.
5911 (gold_unreachable): Use FUNCTION_NAME.
5913 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5915 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5916 symbol in the --keep-unique list is not found.
5918 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5920 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5921 been maked as --keep-unique.
5922 (Icf::unfold_section): New function.
5923 * icf.h (Icf::unfold_section): New function.
5924 * options.h (General_options::keep_unique): New option.
5925 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5926 * testsuite/Makefile.in: Regenerate.
5927 * testsuite/icf_keep_unique_test.sh: New file.
5928 * testsuite/icf_keep_unique_test.cc: New file.
5930 2009-08-12 Cary Coutant <ccoutant@google.com>
5933 * resolve.cc (Symbol_table::resolve): Check for references from
5934 dynamic objects to hidden and internal symbols.
5935 * testsuite/Makefile.am (hidden_test.sh): New test.
5936 * testsuite/Makefile.in: Regenerate.
5937 * testsuite/hidden_test.sh: New script.
5938 * testsuite/hidden_test_1.c: New test source.
5939 * testsuite/hidden_test_main.c: New test source.
5941 2009-08-11 Doug Kwan <dougkwan@google.com>
5943 * arm.cc: Update comments.
5944 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5945 segment to locate the .ARM.exidx section if present.
5947 2009-08-09 Doug Kwan <dougkwan@google.com>
5949 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5952 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5953 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5956 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5958 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5959 valid tls_segment only for non-debug-section relocations.
5960 * testsuite/Makefile.am: Add gc_tls_test.
5961 * testsuite/Makefile.in: Regenerate.
5962 * testsuite/gc_tls_test.cc: New file.
5963 * testsuite/gc_tls_test.sh: New file.
5965 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5969 * Makefile.am (CCFILES): Add icf.cc.
5971 * Makefile.in: Regenerate.
5972 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5973 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5974 section, symbol and addend information for the relocs.
5975 * gold.cc (queue_middle_tasks): Call identical code folding.
5976 * gold.h: Add defines for multimap.
5977 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5978 to the call of finalize_local_symbols.
5979 * main.cc (main): Create object of class Icf.
5980 * object.cc (Sized_relobj::do_layout): Allow this function to be
5981 called twice during icf.
5982 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5983 to sections marked as identical by icf.
5984 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5986 (Sized_relobj::do_section_entsize): New function.
5987 * object.h (Object::section_entsize): New function.
5988 (Object::do_section_entsize): New pure virtual function.
5989 (Relobj::finalize_local_symbols): Add new parameter.
5990 (Relobj::do_section_entsize): New function.
5991 * options.h (General_options::icf): New option.
5992 (General_options::icf_iterations): New option.
5993 (General_options::print_icf_sections): New option.
5994 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5995 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5996 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5998 * symtab.cc (Symbol_table::is_section_folded): New function.
5999 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6000 to sections marked as identical by icf.
6001 * symtab.h (Symbol_table::set_icf): New function.
6002 (Symbol_table::icf): New function.
6003 (Symbol_table::is_section_folded): New function.
6004 (Symbol_table::icf_): New data member.
6005 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6006 * testsuite/Makefile.am: Add commands to build icf_test.
6007 * testsuite/Makefile.in: Regenerate.
6008 * testsuite/icf_test.sh: New file.
6009 * testsuite/icf_test.cc: New file.
6011 2009-07-24 Chris Demetriou <cgd@google.com>
6013 * layout.cc (is_compressible_debug_section): Fix incorrect
6014 comment about compressed section names.
6016 2009-07-20 Ian Lance Taylor <ian@airs.com>
6019 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6021 2009-07-16 Ian Lance Taylor <iant@google.com>
6024 * layout.h: #include <map>.
6025 (class Kept_section): Change from struct to class. Add accessors
6026 and setters. Add section size to Comdat_group mapping. Change
6027 Comdat_group to std::map. Add is_comdat_ field. Add
6028 linkonce_size field in union.
6029 (class Layout): Update declaration of find_or_add_kept_section.
6030 Don't declare find_kept_object.
6031 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6032 parameter. Add object, shndx, is_comdat, and is_group_name
6033 parameters. Change all callers. Adjust for new Kept_section.
6034 (Layout::find_kept_object): Remove.
6035 * object.cc (Sized_relobj::include_section_group): Update use of
6036 Kept_section. Rename secnum to shndx. Only record
6037 Kept_comdat_section if sections are the same size.
6038 (Sized_relobj::include_linkonce_section): Update use of
6039 Kept_section. Only record Kept_comdat_section if sections are the
6040 same size. Set size of linkonce section.
6041 (Sized_relobj::map_to_kept_section): Update call to
6042 get_kept_comdat_section.
6043 * object.h (class Sized_relobj): Rename fields in
6044 Kept_comdat_section to drop trailing underscores; change object
6045 field to Relobj*. Change Kept_comdat_section_table to store
6046 struct rather than pointer.
6047 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6048 Add kept_object and kept_shndx parameters. Change all callers.
6049 (Sized_relobj::get_kept_comdat_section): Change return type to
6050 bool. Add kept_object and kept_shndx parameters. Change all
6052 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6053 Layout::find_or_add_kept_section.
6055 2009-07-09 Ian Lance Taylor <iant@google.com>
6057 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6058 Reserve space in the hash table.
6060 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6062 * fileread.cc (File_read::get_mtime): New method.
6063 * fileread.h (Timespec): New structure.
6064 (File_read::get_mtime): New method.
6065 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6066 Renamed from timestamp_nsec.
6067 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6069 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6071 (Incremental_inputs::report_archive): Save mtime; style fix.
6072 (Incremental_inputs::report_obejct): Save mtime; style fix.
6073 (Incremental_inputs::report_script): Save mtime; style fix.
6074 (Incremental_inputs::finalize_inputs): Style fix.
6075 (Incremental_inputs::finalize): Style fix.
6076 (Incremental_inputs::create_input_section_data): Store inputs
6078 * incremental.h (Incremental_inputs::report_script): Add mtime
6080 (Incremental_inputs::Input_info::Input_info): Intialize only one
6082 (Incremental_inputs::Input_info::archive): Move to nameless
6084 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6085 (Incremental_inputs::Input_info::script): Move to nameless union.
6086 (Incremental_inputs::mtime): New field.
6087 * script.cc (read_input_script): Pass file mtime to
6089 * script.h (Script_info::inputs): Style fix.
6091 2009-07-01 Ian Lance Taylor <ian@airs.com>
6093 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6096 2009-06-24 Ian Lance Taylor <iant@google.com>
6099 * layout.cc (Layout::choose_output_section): If we find an
6100 existing section, update the flags.
6101 (Layout::create_notes): New function, broken out of
6103 (Layout::finalize): Don't create note sections.
6104 (Layout::create_note): Don't crash if linker script discards
6106 (Layout::create_gold_note): Likewise.
6107 (Layout::create_build_id): Likewise. Don't set
6108 after_input_sections on the section.
6109 (Layout::create_executable_stack_info): Remove target parameter.
6111 * layout.h (class Layout): Declare create_notes. Update
6112 declaration of create_executable_stack_info.
6113 * gold.cc (queue_middle_tasks): Call create_notes.
6114 * output.cc (Output_section::update_flags_for_input_section): Move
6115 here from output.h. If SHF_ALLOC flag is newly set, mark address
6117 * output.h (Output_data::mark_address_invalid): New function.
6118 (class Output_section): Only declare, not define,
6119 update_flags_for_input_section. Remove set_flags.
6121 2009-06-24 Ian Lance Taylor <iant@google.com>
6123 * script-sections.cc (Output_section_definition::
6124 set_section_addresses): Rename shadowing local load_address to
6127 2009-06-24 Ian Lance Taylor <iant@google.com>
6130 * reloc.cc (relocate_sections): Skip empty relocation sections.
6132 2009-06-23 Ian Lance Taylor <iant@google.com>
6135 * layout.cc (Layout::create_note): Use choose_output_section
6136 rather than make_output_section.
6138 2009-06-23 Ian Lance Taylor <iant@google.com>
6141 * options.cc (General_options::parse_V): Set printed_version_.
6142 (General_options::General_options): Initialize printed_version_.
6143 * options.h (class General_options): Add printed_version_ field.
6144 * gold.cc (queue_initial_tasks): If there are no input files,
6145 don't give a fatal error if we printed the version information.
6146 (queue_middle_tasks): If using -r with a shared object, give a
6147 fatal error rather than an ordinary error.
6149 2009-06-23 Ian Lance Taylor <iant@google.com>
6152 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6153 (Layout::make_output_section): Set have_stabstr_section_ if we see
6154 a .stab*str section.
6155 (Layout::finalize): Call link_stabs_sections.
6156 (Layout::link_stabs_sections): New file.
6157 * layout.h (class Layout): Add have_stabstr_section_ field.
6158 Declare link_stabs_sections.
6160 2009-06-23 Doug Kwan <dougkwan@google.com>
6162 * Makefile.am (libgold_a_LIBADD): New.
6163 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6164 * Makefile.in: Regenerate.
6165 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6166 * configure: Regenerate.
6167 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6168 * fileread.cc: Include sys/state.h
6169 * gold.h: Declare memmem and strndup if found missing.
6170 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6172 2009-06-23 Ian Lance Taylor <iant@google.com>
6174 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6175 * configure: Rebuild.
6177 2009-06-23 Ian Lance Taylor <iant@google.com>
6180 * object.cc (Object::section_contents): Don't try to get a view if
6181 the section has length zero.
6182 (Object::handle_gnu_warning_section): If the section is empty, use
6183 the name of the section as the warning.
6185 2009-06-23 Ian Lance Taylor <iant@google.com>
6188 * stringpool.h (class Stringpool_template): Add optimize_ field.
6189 (Stringpool_template::set_optimize): New function.
6190 * stringpool.cc (Stringpool_template::Stringpool_template):
6191 Initialize optimize_ field.
6192 (Stringpool_template::set_string_offsets): Test local optimize
6193 fild rather than parameter.
6194 * layout.cc (Layout::Layout): Call set_optimize on the section
6197 2009-06-22 Ian Lance Taylor <iant@google.com>
6200 * yyscript.y: Parse TARGET.
6201 * script.cc (script_set_target): New function.
6202 * script-c.h (script_set_target): Declare.
6203 * options.cc (General_options::string_to_object_format): Rename
6204 from string_to_object_format in anonymous namespace. Change
6206 * options.h (class General_options): Declare
6207 string_to_object_format.
6209 2009-06-22 Ian Lance Taylor <iant@google.com>
6211 * script-sections.cc (Script_sections::create_segments): Don't put
6212 program headers in a PT_LOAD segment if -n or -N.
6214 2009-06-22 Ian Lance Taylor <iant@google.com>
6217 * options.h (class General_options): Add -z lazy and -z now. Sort
6218 -z options into alphabetical order.
6219 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6221 2009-06-21 Ian Lance Taylor <iant@google.com>
6223 * layout.cc (Layout::make_output_section): Call
6224 Target::new_output_section.
6225 (Layout::attach_allocated_section_to_segment): Put large section
6226 sections in a separate load segment with the large segment flag
6228 (Layout::segment_precedes): Sort large data segments after other
6230 (align_file_offset): New static function.
6231 (Layout::set_segment_offsets): Use align_file_offset.
6232 * output.h (class Output_section): Add is_small_section_ and
6233 is_large_section_ fields.
6234 (Output_section::is_small_section): New function.
6235 (Output_section::set_is_small_section): New function.
6236 (Output_section::is_large_section): New function.
6237 (Output_section::set_is_large_section): New function.
6238 (Output_section::is_large_data_section): New function.
6239 (class Output_segment): Add is_large_data_segment_ field.
6240 (Output_segment::is_large_data_segment): New function.
6241 (Output_segment::set_is_large_data_segment): New function.
6242 * output.cc (Output_section::Output_section): Initialize new
6244 (Output_segment::Output_segment): Likewise.
6245 (Output_segment::add_output_section): Add assertion that large
6246 data sections always go in large data segments. Force small data
6247 sections to the end of the list of data sections. Force small BSS
6248 sections to the start of the list of BSS sections. For large BSS
6249 sections to the end of the list of BSS sections.
6250 * symtab.h (class Symbol): Declare is_common_shndx.
6251 (Symbol::is_defined): Check Symbol::is_common_shndx.
6252 (Symbol::is_common): Likewise.
6253 (class Symbol_table): Define enum Commons_section_type. Update
6254 declarations. Add small_commons_ and large_commons_ fields.
6255 * symtab.cc (Symbol::is_common_shndx): New function.
6256 (Symbol_table::Symbol_table): Initialize new fields.
6257 (Symbol_table::add_from_object): Put small and large common
6258 symbols in the right list.
6259 (Symbol_table::sized_finalized_symbol): Check
6260 Symbol::is_common_shndx.
6261 (Symbol_table::sized_write_globals): Likewise.
6262 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6263 common symbol lists. Don't call do_allocate_commons_list if the
6265 (Symbol_table::do_allocate_commons_list): Remove is_tls
6266 parameter. Add comons_section_type parameter. Change all
6267 callers. Handle small and large common symbols.
6268 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6269 Symbol::is_common_shndx.
6270 * resolve.cc (symbol_to_bits): Likewise.
6271 * target.h (Target::small_common_shndx): New function.
6272 (Target::small_common_section_flags): New function.
6273 (Target::large_common_shndx): New function.
6274 (Target::large_common_section_flags): New function.
6275 (Target::new_output_section): New function.
6276 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6277 small_common_section_flags, and large_common_section_flags
6279 (Target::do_new_output_section): New virtual function.
6280 * arm.cc (Target_arm::arm_info): Initialize new fields.
6281 * i386.cc (Target_i386::i386_info): Likewise.
6282 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6284 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6285 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6286 (Target_x86_64::do_new_output_section): New function.
6287 * configure.ac: Define conditional MCMODEL_MEDIUM.
6288 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6289 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6290 (large_LDFLAGS): Define.
6291 * testsuite/large.c: New file.
6292 * testsuite/testfile.cc (Target_test::test_target_info):
6293 Initialize new fields.
6294 * configure, testsuite/Makefile.in: Rebuild.
6296 2009-06-05 Doug Kwan <dougkwan@google.com>
6298 * Makefile.am (CCFILES): Add target.cc.
6299 * Makefile.in: Regenerate.
6300 * i386.cc (class Target_i386): Define new virtual method to
6301 override do_is_local_label_name in parent.
6302 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6303 local symbols if --discard-locals or -X is given.
6304 * options.h (class General_options): Declare new options
6305 '--discard-locals' and '-X' for discarding locals.
6306 * target.h (class Target): Define new methods is_local_label_name.
6307 Declare new virtual method do_is_local_label_name.
6308 * target.cc: New file.
6309 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6310 (check_SCRIPTS): Add discard_locals_test.sh.
6311 (check_DATA): Add discard_local_tests.syms.
6312 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6313 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6314 * testsuite/Makefile.in: Regenerate.
6315 * testsuite/discard_locals_test.c: New file.
6316 * testsuite/discard_locals_test.sh: Same.
6318 2009-06-05 Doug Kwan <dougkwan@google.com>
6320 * object.cc (Sized_relobj::Sized_relobj): Initialize
6321 discarded_eh_frame_shndx_ to -1U.
6322 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6324 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6325 a discarded .eh_frame section.
6326 (Sized_relobj::do_finalize_local_symbols): Ditto.
6327 * object.h (class Sized_relobj): Declare new member
6328 discarded_eh_frame_shndx_.
6329 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6330 (local_labels_test.o, local_labels_test): New rules.
6331 * testsuite/Makefile.in: Regenerate.
6333 2009-06-04 Doug Kwan <dougkwan@google.com>
6335 * layout.cc (Layout::section_name_mapping): Add mapping for
6336 special ARM sections.
6338 2009-06-03 Doug Kwan <dougkwan@google.com>
6340 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6341 (utils::has_overflow): Same.
6343 2009-06-03 Ian Lance Taylor <iant@google.com>
6345 * layout.cc (Layout::section_name_mapping): New array, replacing
6346 Layout::linkonce_mapping.
6347 (Layout::section_name_mapping_count): New variable, replacing
6348 Layout::linkonce_mapping_count.
6349 (Layout::linkonce_output_name): Remove.
6350 (Layout::output_section_name): Rewrite.
6351 * layout.h (class Layout): Rename Linkonce_mapping to
6352 Section_name_mapping, linkonce_mapping to section_name_mapping,
6353 linkonce_mapping_count to section_name_mapping_count. Don't
6354 declare linkonce_output_name.
6356 2009-06-03 Doug Kwan <dougkwan@google.com>
6358 * gold/arm.cc (namespace utils): New.
6359 (Target_arm::reloc_is_non_pic): Define new method.
6360 (class Arm_relocate_functions): New.
6361 (Target_arm::Relocate::relocate): Handle relocation types used by
6364 2009-06-03 Ian Lance Taylor <iant@google.com>
6366 * arm.cc (Target_arm::scan::global): Use || instead of |.
6368 2009-06-02 Doug Kwan <dougkwan@google.com>
6370 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6371 issued_non_pic_error_.
6372 (class Target_arm::Scan): Declare new method check_non_pic.
6373 Define new method symbol_needs_plt_entry.
6374 Declare new data member issued_non_pic_error_.
6375 (class Target_arm::Relocate): Declare new method
6376 should_apply_static_reloc.
6377 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6378 (Target_arm::Scan::check_non_pic): Define new method.
6379 (Target_arm::Scan::local): Handle a small subset of reloc types used
6381 (Target_arm::Scan::local): Same.
6382 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6384 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6386 * incremental.cc (Incremental_inputs::report_command_line): Filter
6387 out --incremental-* options.
6389 2009-05-29 Doug Kwan <dougkwan@google.com>
6391 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6393 (class Target_arm): Update comment.
6394 (Target_arm::Target_arm): Initialize new data members GOT_,
6395 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6396 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6397 and Target_arm::rel_dyn_section.
6398 Declare new_enum Target_arm::Got_type.
6399 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6401 Update commments for member do_dynsym_value.
6402 (Target_arm::got_size, Target_arm::plt_section,
6403 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6404 new methods inside class defintion.
6405 (Target_arm::got_section): Define new method.
6406 (Target_arm::rel_dyn_section): Same.
6407 (Output_data_plt_arm): New template class.
6408 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6409 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6410 (Output_data_plt_arm::add_entry): Same.
6411 (Output_data_plt_arm::first_plt_entry): Define new
6412 static data member for PLT instruction template.
6413 (Output_data_plt_arm::plt_entry): Same.
6414 (Output_data_plt_arm::do_write): Define new method.
6415 (Target_arm::make_plt_entry): Same.
6416 (Target_arm::do_finalize_sections): Same.
6417 (Target_arm::do_dynsym_value): Same.
6419 2009-05-28 Doug Kwan <dougkwan@google.com>
6421 * Makefile.am (TARGETSOURCES): Add arm.cc.
6422 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6423 * Makefile.in: Regenerate.
6425 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6427 2009-05-26 Doug Kwan <dougkwan@google.com>
6429 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6430 (General_options::check_excluded_libs): Strip off directories in
6431 archive name before matching like GNU ld does.
6432 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6433 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6434 (exclude_libs_test_LDFLAGS): Add linker option
6435 -Wl,--exclude-libs,libexclude_libs_test_3
6436 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6437 an explicit archive without using -l.
6438 (alt/libexclude_libs_test_3.a): New make rule.
6439 * testsuite/Makefile.in: Regenerate.
6440 * testsuite/exclude_libs_test.c : Declare lib3_default().
6442 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6443 * exclude_libs_test_3.c: New file.
6445 2009-05-26 Nick Clifton <nickc@redhat.com>
6447 * po/id.po: New Indonesian translation.
6448 * po/gold.pot: Updated template file.
6450 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6452 * testsuite/Makefile.am: Add -ffunction-sections to compile
6453 gc_comdat_test files. Add -Wl,--gc-sections to build
6455 * testsuite/Makefile.in: Regenerate.
6456 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6458 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6460 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6461 kept comdat section was garbage collected.
6462 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6463 * testsuite/Makefile.in: Regenerate.
6464 * testsuite/gc_comdat_test.sh: New file.
6465 * testsuite/gc_comdat_test_1.cc: New file.
6466 * testsuite/gc_comdat_test_2.cc: New file.
6468 2009-05-19 Doug Kwan <dougkwan@google.com>
6470 * archive.cc (Archive::Archive): Move constructor from archive.h
6471 to here. Initialize no_export_.
6472 (Archive::get_elf_object_for_member): Set no_export flag of object.
6473 * archive.h (Archive::Archive): Move constructor body to
6475 (Archive::no_export): New method.
6476 (Archive::no_export_): New field.
6477 * object.h (Object::Object): Initialize no_export_ to false.
6478 (Object::no_export, Object::set_no_export): New methods.
6479 (Object::no_export_): New field.
6480 * options.cc (General_options::parse_exclude_libs): New method.
6481 (General_options::check_excluded_libs) Same.
6482 * options.h (exclude_libs): New option.
6483 (General_options::check_excluded_libs): New method declaration.
6484 (General_options::excluded_libs_): New field.
6485 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6486 default or protected visibility if an object has no-export flag set.
6487 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6488 (check_SCRIPTS): Add exclude_libs_test.sh.
6489 (check_DATA): Add exclude_libs_test.syms.
6490 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6491 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6492 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6493 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6494 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6495 libexclude_libs_test_2.a): New rules.
6496 * testsuite/Makefile.in: Regenerate.
6497 * testsuite/exclude_libs_test.c: New file.
6498 * testsuite/exclude_libs_test.sh: Ditto.
6499 * testsuite/exclude_libs_test_1.c: Ditto.
6500 * testsuite/exclude_libs_test_2.c: Ditto.
6502 2009-05-15 Ian Lance Taylor <iant@google.com>
6504 * configure.ac: Check for declarations for cases where libiberty.h
6505 checks HAVE_DECL_xxx.
6506 * configure, config.in: Rebuild.
6508 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6510 * gold.h (Incremental_argument_list): Remove (invalid) forward
6512 * incremental.cc (Incremental_inputs::report_achive): New method.
6513 (Incremental_inputs::report_object): New method.
6514 (Incremental_inputs::report_script): New method.
6515 (Incremental_inputs::finalize_inputs): New method.
6516 (Incremental_inputs::finalize): Call finalize_inputs().
6517 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6518 Create inputs entries.
6519 * incremental.h (Incremental_input_type): New enum.
6520 (Incremental_inputs::Incremental_input): Initialize new fields.
6521 (Incremental_inputs::report_inputs): New method.
6522 (Incremental_inputs::report_achive): New method.
6523 (Incremental_inputs::report_object): New method.
6524 (Incremental_inputs::report_script): New method.
6525 (Incremental_inputs::finalize_inputs): New method.
6526 (Incremental_inputs::Input_info): New struct.
6527 (Incremental_inputs::Input_info_map): New typedef.
6528 (Incremental_inputs::lock_): New field.
6529 (Incremental_inputs::Inputs_): New field.
6530 (Incremental_inputs::Inputs_map): New field.
6531 * main.cc (main): Call Incremental_input::report_inputs.
6532 * options.h (Input_argument_list): Typedef moved from
6534 (Input_file_group::Files): Remove, use ::Input_argument_list.
6535 (Input_file_group::Input_argument_list): Remove, use
6536 ::Input_argument_list.
6537 * plugin.cc (Plugin_manager::add_input_file): Add error in
6539 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6541 * script.cc (read_input_script): Call
6542 Incremental_input::report_script.
6543 * script.h (Script_info): New class.
6545 2009-04-27 Ian Lance Taylor <iant@google.com>
6547 * x86_64.cc (do_adjust_output_section): Set entsize to
6550 2009-04-23 Elliott Hughes <enh@google.com>
6552 * output.cc (Output_file::close): After short writes, continue
6553 writing from the correct offset in the buffer being written.
6555 2009-04-23 Chris Demetriou <cgd@google.com>
6557 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6558 * configure: Regenerate.
6559 * config.in: Regenerate.
6560 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6561 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6563 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6565 * incremental.cc (Incremental_inputs_header_data): Renamed from
6566 Incremental_input_header_data.
6567 (Incremental_inputs_header_data::data_size): New field.
6568 (Incremental_inputs_header_data::put_input_file_count): Renamed
6569 from input_file_count.
6570 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6571 from command_line_offset.
6572 (Incremental_inputs_header_data::put_reserved): Renamed from
6574 (Incremental_inputs_entry_data): Renamed from
6575 Incremental_input_entry_data.
6576 (Incremental_inputs_entry_data::data_size): New field.
6577 (Incremental_inputs::report_command_line): New method.
6578 (Incremental_inputs::finalize): New method.
6579 (Incremental_inputs::create_incremental_inputs_data): New method.
6580 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6581 * incremental.h: New file.
6582 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6583 (Layout::finalize): Create incremental inputs section in
6585 (Layout::create_incremental_info_sections): New method.
6586 * layout.h (Layout::incremental_inputs): New method.
6587 (Layout::create_incremental_info_sections): New method.
6588 (Layout::incremental_inputs_): New field.
6589 * main.cc (main): Notify Incremental_input of the command line.
6591 2009-04-01 Ian Lance Taylor <iant@google.com>
6592 Mikolaj Zalewski <mikolajz@google.com>
6594 * gold.h (reserve_unordered_map): Define, three versions, one for
6595 each version of Unordered_map.
6596 * layout.cc (Layout::Layout): Remove options parameter. Add
6597 number_of_input_files parameter. Don't initialize options_.
6598 Initialize number_of_input_files_ and resized_signatures_. Move
6599 sections_are_attached_.
6600 (Layout::layout_group): Reserve space for group_signatures_.
6601 (Layout::find_or_add_kept_section): Change name parameter to be a
6602 reference. Resize signatures_ map when it gets large enough.
6603 (Layout::layout_eh_frame): Use parameters->options() instead of
6605 (Layout::make_output_section): Likewise.
6606 (Layout::attach_allocated_section_to_segment): Likewise.
6607 (Layout::finalize, Layout::create_executable_stack): Likewise.
6608 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6609 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6610 * layout.h (class Layout): Update declarations. Remove options_
6611 field. Add number_of_input_files_ and resized_signatures_
6612 fields. Move sections_are_attached_ field.
6613 * main.cc (main): Pass number of input files to Layout
6614 constructor. Don't pass options.
6616 2009-03-30 Ian Lance Taylor <iant@google.com>
6618 * ffsll.c (ffsll): Correct implementation.
6620 2009-03-27 Ian Lance Taylor <iant@google.com>
6622 * ffsll.c: New file.
6623 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6624 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6625 * ftruncate.c (ftruncate): Declare before definition.
6626 * mremap.c (mremap): Likewise.
6627 * pread.c (pread): Likewise.
6628 * configure, Makefile.in, config.in: Rebuild.
6630 * mremap.c: New file.
6631 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6632 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6633 (mremap): Declare if HAVE_MREMAP is not defined.
6634 * configure, Makefile.in, config.in: Rebuild.
6636 2009-03-27 Cary Coutant <ccoutant@google.com>
6638 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6639 position independent.
6640 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6641 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6643 2009-03-24 Cary Coutant <ccoutant@google.com>
6645 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6647 (needs_dynamic_reloc): Likewise.
6649 2009-03-24 Ian Lance Taylor <iant@google.com>
6651 * yyscript.y (file_cmd): Recognize EXTERN.
6652 (extern_name_list, extern_name_list_body): New nonterminals.
6653 * script.cc (script_add_extern): Define.
6654 * script-c.h (script_add_extern): Declare.
6656 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6658 * object.cc (is_elf_object): Define.
6659 * object.h (is_elf_object): Declare.
6660 * archive.cc (Archive::get_elf_object_for_member): Call
6662 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6664 2009-03-24 Elliott Hughes <enh@google.com>
6666 * output.cc (Output_file::map_anonymous): Define.
6667 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6668 try an anonymous one. Report the size if the mmap fails.
6669 * output.h (class Output_file): Declare map_anonymous.
6671 2009-03-24 Ian Lance Taylor <iant@google.com>
6673 * target-select.cc (instantiate_target): Don't acquire the lock if
6674 the instantiated_target_ field has already been set.
6676 2009-03-23 Ian Lance Taylor <iant@google.com>
6678 * gold-threads.h (class Initialize_lock): Define.
6679 * gold-threads.cc (class Initialize_lock_once): Define.
6680 (initialize_lock_control): New static variable.
6681 (initialize_lock_pointer): New static variable.
6682 (initialize_lock_once): New static function.
6683 (Initialize_lock::Initialize_lock): Define.
6684 (Initialize_lock::initialize): Define.
6685 * target-select.h: Include "gold-threads.h".
6686 (class Target_selector): Add lock_ and initialize_lock_ fields.
6687 Don't define instantiate_target, just declare it.
6688 * target-select.cc (Target_selector::Target_selector): Initialize
6690 (Target_selector::instantiate_target): Define.
6691 * descriptors.h: Include "gold-threads.h".
6692 (class Descriptors): Add initialize_lock_ field.
6693 * descriptors.cc (Descriptors::Descriptors): Initialize new
6695 (Descriptors::open): Use initialize_lock_ field
6696 * errors.h (class Errors): Add initialize_lock_ field.
6697 * errors.cc (Errors::Errors): Initialize new field.
6698 (Errors::initialize_lock): Use initialize_lock_ field.
6699 * powerpc.cc (class Target_selector_powerpc): Remove
6700 instantiated_target_ field. In do_recognize call
6701 instantiate_target rather than do_instantiate_target. In
6702 do_instantiate_target just allocate a new target.
6703 * sparc.cc (class Target_selector_sparc): Likewise.
6705 * freebsd.h: New file.
6706 * i386.cc: Include "freebsd.h".
6707 (Target_i386): Derive from Target_freebsd rather than
6709 (Target_selector_i386): Derive from Target_selector_freebsd rather
6710 than Target_selector.
6711 * x86_64.cc: Include "freebsd.h".
6712 (Target_x86_64): Derive from Target_freebsd rather than
6714 (Target_selector_x86_64): Derive from Target_selector_freebsd
6715 rather than Target_selector.
6716 * target.h (class Target): Add adjust_elf_header and
6717 do_adjust_elf_header.
6718 * output.cc (Output_file_header:: do_sized_write): Call target
6719 adjust_elf_header routine.
6720 * configure.tgt: Set targ_osabi.
6721 * configure.ac: Define GOLD_DEFAULT_OSABI.
6722 * parameters.cc (Parameters::default_target): Pass
6723 GOLD_DEFAULT_OSABI to select_target.
6724 * target-select.h (class Target_selector): Make instantiate_target
6725 protected rather than private.
6726 * Makefile.am (HFILES): Add freebsd.h.
6727 * configure, Makefile.in, config.in: Rebuild.
6729 * merge.cc (do_add_input_section): Correct pend value. Change
6730 message about last entry not being null terminated from error to
6733 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6735 * incremental.cc: New file.
6736 * Makefile.am (CCFILES): Add incremental.cc.
6737 * Makefile.in: Rebuild.
6739 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6741 * layout.cc (Layout::output_section_name): Preserve names
6742 of '.note.' sections.
6744 2009-03-19 Ian Lance Taylor <iant@google.com>
6746 * descriptors.cc (Descriptors::open): Check that the options are
6747 valid before using them.
6749 2009-03-18 Ian Lance Taylor <iant@google.com>
6751 * script-sections.h: Include <list>.
6752 (class Script_sections): Change Sections_elements from std::vector
6753 to std::list. Typedef public Elements_iterator. Add
6754 orphan_section_placement_, data_segment_align_start_, and
6755 saw_data_segment_align_ fields. Remove data_segment_align_index_
6757 * script-sections.cc (class Orphan_section_placement): New class.
6758 (class Sections_element): Add virtual functions is_relro and
6759 orphan_section_init. Remove virtual function place_orphan_here.
6760 (class Output_section_definition): Add is_relro and
6761 orphan_section_init. Remove place_orphan_here.
6762 (class Orphan_output_section): Likewise.
6763 (Script_sections::Script_sections): Update for field changes.
6764 (Script_sections::data_segment_align): Set saw_data_segment_align_
6765 and data_segment_align_start_, not data_segment_align_index.
6766 (Script_sections::data_segment_relro_end): Check
6767 saw_data_segment_align_. Use data_segment_align_start_ rather
6768 than data_segment_align_index_.
6769 (Script_sections::place_orphan): Rewrite to use
6770 Orphan_section_placement.
6772 2009-03-17 Ian Lance Taylor <iant@google.com>
6774 * archive.cc (Archive::add_symbols): Check for a version attached
6775 to the symbol name in the archive map.
6776 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6777 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6778 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6779 (ver_test_11.a): New target.
6780 * testsuite/Makefile.in: Rebuild.
6782 * configure.ac: Check for chsize and posix_fallocate. Replace
6784 * ftruncate.c: New file, from gnulib.
6785 * output.cc (posix_fallocate): Define dummy version if not
6786 HAVE_POSIX_FALLOCATE.
6787 (Output_file::map): Call posix_fallocate rather than lseek and
6789 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6790 * configure, Makefile.in, config.in: Rebuild.
6792 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6794 * layout.h (Layout::create_note): Add section_name parameter.
6795 * layout.cc (Layout::create_note): Likewise.
6796 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6798 2009-03-17 Ian Lance Taylor <iant@google.com>
6800 * descriptors.cc: Include "options.h".
6801 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6802 (Descriptors::open): Always use O_CLOEXEC when opening a new
6803 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6804 then set FD_CLOEXEC.
6806 * sparc.cc (class Target_sparc): Add has_got_section.
6807 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6808 make sure we have a GOT section.
6810 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6811 (Target_sparc::Scan::local): Likewise.
6812 (Target_sparc::Scan::global): Likewise.
6813 (Target_sparc::Relocate::relocate): Likewise.
6814 (Target_sparc::Relocate::relocate_tls): Likewise.
6816 * symtab.cc (Symbol_table::define_default_version): New function,
6817 broken out of add_from_object.
6818 (Symbol_table::add_from_object): Call define_default_version.
6819 (Symbol_table::define_special_symbol): Add resolve_oldsym
6820 parameter. Change all callers. If the version for a symbol comes
6821 from a version script, resolve it with the symbol with the same
6822 name with no version. Also add the symbol without a version if
6824 (do_define_in_output_data): If resolving with oldsym, don't delete
6826 (do_define_in_output_segment): Likewise.
6827 (do_define_as_constant): Likewise.
6828 * symtab.h (class Symbol_table): Update declarations.
6830 2009-03-13 Ian Lance Taylor <iant@google.com>
6832 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6833 (Read_symbols::requeue): New function.
6834 (Read_symbols::do_read_symbols): If make_elf_object fails because
6835 the target type is not configured, and the file was searched for,
6836 issue a warning and retry with the next directory.
6837 (Add_symbols::run): If the file has an incompatible format, and
6838 it was searched for, requeue the Read_symbols task. On error,
6840 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6841 dirindex parameter to constructor. Change all callers. Declare
6842 incompatible_warning and requeue.
6843 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6844 input_argument_ and input_group_ fields. Add them to
6845 constructor. Change all callers.
6846 (class Read_script): Add dirindex_ field. Add it to constructor.
6848 * archive.cc (Archive::setup): Remove input_objects parameter.
6850 (Archive::get_file_and_offset): Likewise.
6851 (Archive::read_all_symbols): Likewise.
6852 (Archive::read_symbols): Likewise.
6853 (Archive::get_elf_object_for_member): Remove input_objects
6854 parameter. Add punconfigured parameter. Change all callers.
6855 (Archive::add_symbols): Change return type to bool. Check return
6856 value of include_member.
6857 (Archive::include_all_members): Likewise.
6858 (Archive::include_member): Change return type to bool. Return
6859 false if first included object has incompatible target. Set
6860 included_member_ field.
6861 (Add_archive_symbols::run): If add_symbols returns false, requeue
6863 * archive.h (class Archive): Add included_member_ field.
6864 Initialize it in constructor. Add input_file and searched_for
6865 methods. Update declarations.
6866 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6867 input_argument_ fields. Add them to constructor. Change all
6869 * script.cc: Include "target-select.h".
6870 (class Parser_closure): Add skip_on_incompatible_target_ and
6871 found_incompatible_target_ fields. Add
6872 skip_on_incompatible_target parameter to constructor. Change all
6873 callers. Add methods skip_on_incompatible_target,
6874 clear_skip_on_incompatible_target, found_incompatible_target, and
6875 set_found_incompatible_target.
6876 (read_input_script): Add dirindex parameter. Change all callers.
6877 If parser finds an incompatible target, requeue Read_symbols
6879 (script_set_symbol): Clear skip_on_incompatible_target in
6881 (script_add_assertion, script_parse_option): Likewise.
6882 (script_start_sections, script_add_phdr): Likewise.
6883 (script_check_output_format): New function.
6884 * script.h (read_input_script): Update declaration.
6885 * script-c.h (script_check_output_format): Declare.
6886 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6887 (ignore_cmd): Remove OUTPUT_FORMAT.
6888 * fileread.cc (Input_file::Input_file): Add explicit this.
6889 (Input_file::will_search_for): New function.
6890 (Input_file::open): Add pindex parameter. Change all callers.
6891 * fileread.h (class Input_file): Add input_file_argument method.
6892 Declare will_search_for. Update declarations.
6893 * object.cc (make_elf_object): Add punconfigured parameter.
6895 * object.h (class Object): Make input_file public. Add
6896 searched_for method.
6897 (make_elf_object): Update declaration.
6898 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6900 * dirsearch.h (class Dirsearch): Update declaration.
6901 * options.h (class General_options): Add --warn-search-mismatch.
6902 * parameters.cc (Parameters::is_compatible_target): New function.
6903 * parameters.h (class Parameters): Declare is_compatible_target.
6904 * workqueue.cc (Workqueue::add_blocker): New function.
6905 * workqueue.h (class Workqueue): Declare add_blocker.
6907 * fileread.cc (Input_file::open): Remove options parameter.
6909 (Input_file::open_binary): Likewise.
6910 * script.cc (read_input_script): Likewise.
6911 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6912 options parameter from constructor. Change all callers.
6913 (class Read_script): Likewise.
6914 * fileread.h (class Input_file): Update declarations.
6915 * script.h (read_input_script): Update declaration.
6917 2009-03-10 Nick Clifton <nickc@redhat.com>
6919 * po/es.po: New Spanish translation.
6921 2009-03-06 Cary Coutant <ccoutant@google.com>
6923 * options.cc (parse_short_option): Keep dash_z from registering itself.
6925 2009-03-03 Ian Lance Taylor <iant@google.com>
6928 * target-reloc.h (relocate_section): Pass output_section to
6930 * i386.cc (Target_i386::should_apply_static_reloc): Add
6931 output_section parameter. Change all callers.
6932 (Target_i386::Relocate::relocate): Add output_section parameter.
6933 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6934 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6935 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6936 * testsuite/two_file_shared.sh: New script.
6937 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6938 (check_DATA): Add two_file_shared.dbg.
6939 (two_file_shared.dbg): New target.
6940 * testsuite/Makefile.in: Rebuild.
6942 2009-03-01 Ian Lance Taylor <iant@google.com>
6944 * configure.ac: Check for byteswap.h.
6945 * configure: Rebuild.
6946 * config.in: Rebuild.
6948 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6950 * layout.cc (Layout::find_or_add_kept_section): New function.
6951 (Layout::add_comdat): Removed.
6952 * layout.h (struct Kept_section): Move out of class Layout.
6953 Remove trailing underscores from field names. Add group_sections
6954 field. Rename group_ field to is_group. Change all uses.
6955 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6956 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6957 comdat_groups_ field.
6958 (Sized_relobj::include_section_group): Use
6959 find_or_add_kept_section and Kept_section::group_sections.
6960 (Sized_relobj::include_linkonce_section): Likewise.
6961 * object.cc (class Sized_relobj): Don't define Comdat_group or
6962 Comdat_group_table. Remove find_comdat_group and
6963 add_comdat_group. Remove comdat_groups_ field.
6964 * plugin.cc (include_comdat_group): Use
6965 Layout::find_or_add_kept_section.
6967 2009-02-28 Ian Lance Taylor <iant@google.com>
6969 * README: --gc-sections and map files are now supported. Document
6970 some build requirements.
6973 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6974 relocatable link set the value of the section symbol to zero.
6975 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6976 relocatable link don't include the section address in the local
6979 2009-02-27 Ian Lance Taylor <iant@google.com>
6982 * options.h (class Search_directory): Add is_system_directory.
6983 (class General_options): Declare is_in_system_directory.
6984 * options.cc (get_relative_sysroot): Make static.
6985 (get_default_sysroot): Make static.
6986 (General_optoins::is_in_system_directory): New function.
6987 * fileread.cc (Input_file::is_in_system_directory): New function.
6988 * fileread.h (class Input_file): Declare is_in_system_directory.
6989 * object.h (class Object): Add is_in_system_directory.
6990 (class Input_objects): Remove system_library_directory_ field.
6991 * object.cc (Input_objects::add_object): Don't set
6992 system_library_directory_.
6993 (input_objects::found_in_system_library_directory): Remove.
6994 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6995 parameter. Change all callers.
6996 (Symbol_table::sized_write_globals): Likewise.
6997 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6998 Call Object::is_in_system_directory.
6999 * symtab.h (class Symbol_table): Update declarations.
7002 * descriptors.h (Open_descriptor): Add is_on_stack field.
7003 * descriptors.cc (Descriptors::open): If the descriptor is on the
7004 top of the stack, remove it. Initialize is_on_stack field.
7005 (Descriptors::release): Only add pod to stack if it is not on the
7007 (Descriptors::close_some_descriptor): Clear stack_next and
7011 * output.cc (Output_section::find_starting_output_address): Rename
7012 from starting_output_address; add PADDR parameter; change return
7014 * output.h (class Output_section): Declare
7015 find_starting_output_address instead of starting_output_address.
7016 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7017 section symbol for which we can't find a merge section.
7020 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7021 hidden or internal, force the symbol to be local.
7022 * resolve.cc (Symbol::override_visibility): Define.
7023 (Symbol::override_base): Use override_visibility.
7024 (Symbol_table::resolve): Likewise.
7025 (Symbol::override_base_with_special): Likewise.
7026 (Symbol_table::override_with_special): If the visibility is hidden
7027 or internal, force the symbol to be local.
7028 * symtab.h (class Symbol): Add set_visibility and
7029 override_visibility.
7030 * testsuite/ver_test_1.sh: New file.
7031 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7032 (check_DATA): Add ver_test_1.syms.
7033 (ver_test_1.syms): New target.
7034 * testsuite/Makefile.in: Rebuild.
7036 2009-02-25 Cary Coutant <ccoutant@google.com>
7038 * layout.cc (Layout::choose_output_section): Don't rename sections
7039 when using a linker script that has a SECTIONS clause.
7040 * Makefile.in: Regenerate.
7042 * testsuite/Makefile.am (script_test_5.sh): New test case.
7043 * testsuite/Makefile.in: Regenerate.
7044 * testsuite/script_test_5.cc: New file.
7045 * testsuite/script_test_5.sh: New file.
7046 * testsuite/script_test_5.t: New file.
7048 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7050 * archive.cc (Archive::include_member): Update calls to add_symbols.
7051 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7052 the Layout argument.
7053 * dynobj.h (do_add_symbols): Add the Layout argument.
7054 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7056 * object.h (Object::add_symbols): Add the Layout argument.
7057 (Object::do_add_symbols): Add the Layout argument.
7058 (Sized_relobj::do_add_symbols): Add the Layout argument.
7059 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7060 Unify the two versions.
7061 (Add_plugin_symbols): Remove.
7062 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7063 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7064 (Add_plugin_symbols): Remove.
7065 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7066 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7067 (Add_symbols::run): Make it work with Pulginobj.
7069 2009-02-06 Ian Lance Taylor <iant@google.com>
7071 * object.cc (Sized_relobj::do_layout): Make info message start
7072 with lower case letter.
7074 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7076 * binary.cc: Fix file comment.
7078 * options.h (enum Incremental_disposition): Define.
7079 (class General_options): Add new options: --incremental,
7080 --incremental_changed, --incremental_unchanged,
7081 --incremental_unknown. Add incremental_disposition_ and
7082 implicit_incremental_ fields.
7083 (General_options::incremental_disposition): New function.
7084 (class Position_dependent_options): Add incremental_disposition
7086 (Position_dependent_options::copy_from_options): Set incremental
7088 * options.cc (General_options::parse_incremental_changed): New
7090 (General_options::parse_incremental_unchanged): New function.
7091 (General_options::parse_incremental_unknown): New function.
7092 (General_options::General_options): Initialize new fields
7093 incremental_disposition_ and implicit_incremental_.
7094 (General_options::finalize): Check for uasge of --incremental-*
7095 without --incremental.
7097 2009-02-06 Chris Demetriou <cgd@google.com>
7099 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7100 pointer and to report location as the file name associated with
7102 (gold_undefined_symbol_at_location): New function to replace the
7103 old gold_undefined_symbol functionality.
7104 * target-reloc.h (relocate_section): Update to use
7105 gold_undefined_symbol_at_location.
7106 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7107 Call gold_undefined_symbol function rather than gold_error.
7108 * errors.h (Errors::undefined_symbol): Take location as a
7109 string, rather than calculating it from a relocation.
7110 * errors.cc (Errors::fatal): Print "fatal error:" before the
7112 (Errors::error, Errors::error_at_location): Print "error: "
7113 before the formatted message.
7114 (Errors::undefined_symbol): Take location as a string, rather
7115 than calculating it from a relocation.
7116 (gold_undefined_symbol_at_location): New function akin to
7117 old gold_undefined_symbol, calculates location from relocation.
7118 (gold_undefined_symbol): Change to take only a Symbol pointer
7119 and to report location as the file name associated with the symbol.
7120 * testsuite/debug_msg.sh: Update for changed error messages.
7121 * testsuite/undef_symbol.sh: Likewise.
7123 2009-02-04 Duncan Sands <baldrick@free.fr>
7126 * reduced_debug_output.h
7127 (Output_reduced_debug_abbrev_section::failed): Use format for
7129 (Output_reduced_debug_info_section::faild): Likewise.
7131 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7133 * script.cc (Lazy_demangler): New class.
7134 (Version_script_info::get_symbol_version_helper): Demangle a
7137 2009-01-29 Cary Coutant <ccoutant@google.com>
7139 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7141 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7143 2009-01-28 Ian Lance Taylor <iant@google.com>
7145 * version.cc (version_string): Bump to 1.9.
7147 * gold.h: Include <cstring> and <stdint.h>.
7148 * version.cc: Include <cstdio>.
7149 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7151 * reduced_debug_output.cc (insert_into_vector): Rename from
7152 Insert_into_vector; change all callers. Use Swap_unaligned to
7153 avoid aliasing issue; remove union since it is unnecessary.
7155 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7157 * Makefile.am (CCFILES): Add gc.cc.
7159 * Makefile.in: Regenerate.
7160 * gold.cc (Gc_runner): New class.
7161 (queue_initial_tasks): Call garbage collection related tasks
7162 when corresponding options are invoked.
7163 (queue_middle_gc_tasks): New function.
7164 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7165 processed early before laying out sections during garbage collection.
7166 * gold.h (queue_middle_gc_tasks): New function.
7167 (is_prefix_of): Move from "layout.cc".
7168 * i386.cc (Target_i386::gc_process_relocs): New function.
7169 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7170 * main.cc (main): Create object of class "Garbage_collection".
7171 * object.cc (Relobj::copy_symbols_data): New function.
7172 (Relobj::is_section_name_included): New function.
7173 (Sized_relobj::do_layout): Allow this function to be called twice
7174 during garbage collection and defer layout of section during the
7176 * object.h (Relobj::get_symbols_data): New function.
7177 (Relobj::is_section_name_included): New function.
7178 (Relobj::copy_symbols_data): New function.
7179 (Relobj::set_symbols_data): New function.
7180 (Relobj::get_relocs_data): New function.
7181 (Relobj::set_relocs_data): New function.
7182 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7183 (Relobj::gc_process_relocs): New function.
7184 (Relobj::do_gc_process_relocs): New pure virtual function.
7185 (Relobj::sd_): New data member.
7186 (Sized_relobj::is_output_section_offset_invalid): New function.
7187 (Sized_relobj::do_gc_process_relocs): New function.
7188 * options.h (General_options::gc_sections): Modify to not be a no-op.
7189 (General_options::print_gc_sections): New option.
7190 * plugin.cc (Plugin_finish::run): Remove function call to
7191 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7192 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7193 * reloc.cc (Read_relocs::run): Add task to process relocs and
7194 determine unreferenced sections when doing garbage collection.
7195 (Gc_process_relocs): New class.
7196 (Sized_relobj::do_gc_process_relocs): New function.
7197 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7198 sections that are garbage collected.
7199 * reloc.h (Gc_process_relocs): New class.
7200 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7201 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7202 symbols whose corresponding sections are garbage collected.
7203 (Symbol_table::Symbol_table): Add new parameter for the garbage
7205 (Symbol_table::gc_mark_undef_symbols): New function.
7206 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7207 (Symbol_table::gc_mark_dyn_syms): New function.
7208 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7210 (Symbol_table::add_from_object): Likewise.
7211 (Symbol_table::add_from_relobj): When building shared objects, do not
7212 treat externally visible symbols as garbage.
7213 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7214 table information for static and relocatable links.
7215 * symtab.h (Symbol_table::set_gc): New function.
7216 (Symbol_table::gc): New function.
7217 (Symbol_table::gc_mark_undef_symbols): New function.
7218 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7219 (Symbol_table::gc_mark_dyn_syms): New function.
7220 (Symbol_table::gc_): New data member.
7221 * target.h (Sized_target::gc_process_relocs): New pure virtual
7223 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7224 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7226 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7228 * options.h (General_options::gc_sections): Define as a no-op for now.
7229 (General_options::no_keep_memory): Ditto.
7230 (General_options::Bshareable): Define.
7231 * options.cc (General_options::finalize): Honor -Bshareable.
7233 2009-01-20 Andreas Schwab <schwab@suse.de>
7235 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7236 read the value in the contents, since we don't use it. Use the
7237 template endianness when writing.
7238 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7240 2009-01-19 Andreas Schwab <schwab@suse.de>
7242 * configure.tgt (powerpc64-*): Fix targ_obj.
7244 2009-01-15 Ian Lance Taylor <iant@google.com>
7246 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7247 local symbols when stripping all symbols.
7249 2009-01-14 Cary Coutant <ccoutant@google.com>
7251 * output.cc (Output_reloc): Add explicit instantiations.
7253 2009-01-14 Cary Coutant <ccoutant@google.com>
7255 * archive.cc (Archive::get_elf_object_for_member): Remove call
7256 to File_read::claim_for_plugin.
7257 * descriptors.cc (Descriptors::open): Remove reference to
7259 (Descriptors::claim_for_plugin): Remove.
7260 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7261 (Descriptors::is_claimed): Remove.
7262 (claim_descriptor_for_plugin): Remove.
7263 * fileread.cc (File_read::claim_for_plugin): Remove.
7264 * fileread.h (File_read::claim_for_plugin): Remove.
7265 (File_read::descriptor): Reopen descriptor if necessary.
7266 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7267 (Plugin_manager::all_symbols_read): Add task parameter. Change
7269 (Plugin_manager::get_input_file): New function.
7270 (Plugin_manager::release_input_file): New function.
7271 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7272 corresponding data member.
7273 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7274 and pass to base constructor. Change all callers.
7275 (get_input_file, release_input_file): New functions.
7276 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7277 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7278 (Plugin_manager::all_symbols_read): Add task parameter.
7279 (Plugin_manager::get_input_file): New function.
7280 (Plugin_manager::release_input_file): New function.
7281 (Plugin_manager::task_): New data member.
7282 (Pluginobj::Pluginobj): Add filesize parameter.
7283 (Pluginobj::filename): New function.
7284 (Pluginobj::descriptor): New function.
7285 (Pluginobj::filesize): New function.
7286 (Pluginobj::filesize_): New data member.
7287 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7288 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7289 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7291 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7292 with archive libraries.
7293 * testsuite/Makefile.in: Regenerate.
7294 * testsuite/plugin_test.c (struct sym_info): New type.
7295 (get_input_file, release_input_file): New static variables.
7296 (onload): Capture new transfer vector entries.
7297 (claim_file_hook): Stop reading at end of file according to filesize.
7298 Factor out parsing of readelf output into separate function.
7299 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7300 APIs and get the source file name from the symbol table. Convert
7301 source file name to corresponding object file name. Print info
7302 message when adding new input files.
7303 (parse_readelf_line): New function.
7304 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7305 * testsuite/plugin_test_2.sh: Likewise.
7306 * testsuite/plugin_test_3.sh: Likewise.
7307 * testsuite/plugin_test_4.sh: New test case.
7309 2009-01-07 Ian Lance Taylor <iant@google.com>
7311 * version.cc (version_string): Bump to 1.8.
7313 2008-12-23 Cary Coutant <ccoutant@google.com>
7315 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7316 * plugin.cc (Plugin_manager::finish): Rename as
7317 layout_deferred_objects. Move cleanup to separate function.
7318 (Plugin_manager::cleanup): New function.
7319 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7321 * plugin.h (Plugin_manager::finish): Rename as
7322 layout_deferred_objects.
7323 (Plugin_manager::cleanup): New function.
7324 (Plugin_manager::cleanup_done): New field.
7326 2008-12-23 Cary Coutant <ccoutant@google.com>
7328 * plugin.cc (is_visible_from_outside): New function.
7329 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7330 so we don't return "IR only" status for exported symbols or -r links.
7332 * testsuite/Makefile.am (plugin_test_3): New test case.
7333 * testsuite/Makefile.in: Regenerate.
7334 * testsuite/plugin_test_3.sh: New file.
7336 2008-12-22 Cary Coutant <ccoutant@google.com>
7338 * object.cc (Sized_relobj::layout_section): New function.
7339 (Sized_relobj::do_layout): Defer layout of input sections until after
7340 plugin has provided replacement files.
7341 (Sized_relobj::do_layout_deferred_sections): New function.
7342 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7343 (Relobj::layout_deferred_sections): New function.
7344 (Relobj::do_layout_deferred_sections): New function.
7345 (Sized_relobj::do_layout_deferred_sections): New function.
7346 (Sized_relobj::layout_section): New function.
7347 (Sized_relobj::Deferred_layout): New structure.
7348 (Sized_relobj::deferred_layout_): New field.
7349 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7350 Change all callers. Layout deferred sections.
7351 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7353 (Plugin_hook::run): Move code from do_plugin_hook inline.
7354 (Plugin_hook::do_plugin_hook): Remove.
7355 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7356 (Plugin_manager::finish): Renamed, was cleanup.
7357 (Plugin_manager::should_defer_layout): New function.
7358 (Plugin_manager::add_deferred_layout_object): New function.
7359 (Plugin_manager::Deferred_layout_list): New type.
7360 (Plugin_manager::deferred_layout_objects_): New field.
7361 (Plugin_hook::do_plugin_hook): Remove.
7363 2008-12-17 Ian Lance Taylor <iant@google.com>
7365 * options.h (class General_options): Add --no case for
7368 2008-12-16 Cary Coutant <ccoutant@google.com>
7370 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7372 (Plugin_manager::claim_file): Create plugin object even if
7373 plugin did not call the add_symbols callback.
7374 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7375 asking for more symbols than were added.
7376 * testsuite/Makefile.am (plugin_test_1): Add test case with
7378 (empty.syms): New target.
7379 * testsuite/Makefile.in: Regenerate.
7380 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7381 message. Don't call add_symbols if no globals.
7382 (all_symbols_read_hook): Don't provide replacement for empty
7385 2008-12-12 Ian Lance Taylor <iant@google.com>
7387 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7388 r_type == 0 for a local symbol with r_sym == 0.
7389 (scan_relocatable_relocs): Pass r_sym to
7390 local_non_section_strategy.
7391 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7394 * configure.ac: Update test for TLS descriptors: they are
7395 supported as of glibc 2.9.
7396 * configure: Rebuild.
7398 2008-12-11 Ian Lance Taylor <iant@google.com>
7401 * target-reloc.h (Default_scan_relocatable_relocs): For each
7402 function, map r_type == 0 to RELOC_DISCARD.
7404 2008-12-10 Cary Coutant <ccoutant@google.com>
7406 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7407 object to override a kept COMDAT group from a plugin object.
7409 2008-12-09 Ian Lance Taylor <iant@google.com>
7412 * yyscript.y (file_cmd): Handle INPUT.
7414 * testsuite/initpri1.c: Change all declarations to be full
7415 prototypes by adding void, to avoid compiler warnings.
7417 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7419 * options.cc (General_options::parse_plugin_opt): New.
7420 (General_options::add_plugin): The argument now is just the filename.
7421 (General_options::add_plugin_option): New.
7422 * options.h (plugin_opt): New.
7423 (add_plugin): Change argument name.
7424 (add_plugin_option): New.
7425 * plugin.cc (Plugin::load): Don't parse the plugin option.
7426 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7427 (Plugin::add_option): New.
7428 (Plugin::args_): Change type.
7429 (Plugin::filename_): New.
7430 (Plugin_manager::add_plugin_option): New.
7431 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7432 * testsuite/Makefile.in: Regenerate.
7434 2008-12-05 Cary Coutant <ccoutant@google.com>
7436 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7437 Handle --strip-lto-sections option.
7438 * options.h (strip_lto_sections): New option.
7440 2008-12-01 Cary Coutant <ccoutant@google.com>
7442 * plugin.cc (ld_plugin_message): Change format parameter to const.
7443 Fix mismatch between new[] and delete.
7445 2008-11-14 Cary Coutant <ccoutant@google.com>
7447 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7450 2008-11-05 Craig Silverstein <csilvers@google.com>
7452 * options.cc (General_options::parse_dynamic_list): New function.
7453 * options.h (General_options): New flags dynamic_list,
7454 dynamic_list_data, dynamic_list_cpp_new, and
7455 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7456 (General_options::in_dynamic_list): New function.
7457 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7458 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7459 (Lex::can_continue_name): Likewise.
7461 (read_script_file): New parameter script_options.
7462 (read_dynamic_list): New function.
7463 (Script_options::define_dynamic_list): New function.
7464 (dynamic_list_keyword_parsecodes): New variable.
7465 (dynamic_list_keywords): New variable.
7466 * script.h (Script_options::define_dynamic_list): New function
7468 (read_dynamic_list): New function prototype.
7469 * symtab.cc (strprefix): New macro.
7470 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7471 dynamic_list_data, dynamic_list_cpp_new, and
7472 dynamic_list_cpp_typeinfo.
7473 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7474 (dynamic_list_expr): New rule.
7475 (dynamic_list_nodes): Likewise.
7476 (dynamic_list_node): Likewise.
7477 * testsuite/Makefile.am (dynamic_list): New test.
7478 * testsuite/Makefile.in: Regenerated.
7479 * testsuite/dynamic_list.t: New file.
7480 * testsuite/dynamic_list.sh: New file.
7482 2008-11-05 Craig Silverstein <csilvers@google.com>
7484 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7485 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7486 (t11_last): Likewise.
7487 * testsuite/ver_test_6.c (main): Likewise.
7489 2008-10-07 Cary Coutant <ccoutant@google.com>
7491 * options.c (General_options::finalize): Add check for -static and
7493 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7496 2008-10-02 Cary Coutant <ccoutant@google.com>
7498 * plugin.cc (make_sized_plugin_object): Fix conditional
7499 compilation to work when not all targets are enabled.
7501 2008-09-29 Cary Coutant <ccoutant@google.com>
7503 * archive.cc (Archive::get_file_and_offset): Use filename instead
7504 of name to get library path.
7505 (Archive::include_member): Unlock external member of a thin archive.
7507 * testsuite/Makefile.am (TEST_AR): New variable.
7508 (thin_archive_test_1): New test.
7509 (thin_archive_test_2): New test.
7510 * testsuite/Makefile.in: Regenerate.
7511 * testsuite/thin_archive_main.cc: New file.
7512 * testsuite/thin_archive_test_1.cc: New file.
7513 * testsuite/thin_archive_test_2.cc: New file.
7514 * testsuite/thin_archive_test_3.cc: New file.
7515 * testsuite/thin_archive_test_4.cc: New file.
7517 2008-09-29 Cary Coutant <ccoutant@google.com>
7519 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7520 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7522 (Sized_relobj::do_finalize_local_symbols): Likewise.
7523 (Sized_relobj::map_to_kept_section): Likewise.
7524 * object.h (Sized_relobj::invalid_address): New constant.
7525 (Sized_relobj::do_output_section_offset): Check for invalid_address
7527 * output.cc (Output_reloc::local_section_offset): Use constant
7528 invalid_address instead of -1U.
7529 (Output_reloc::get_address): Likewise.
7530 (Output_section::output_address): Change -1U to -1ULL.
7531 * output.h (Output_reloc::invalid_address): New constant.
7532 * reloc.cc (Sized_relobj::write_sections): Use constant
7533 invalid_address instead of -1U.
7534 (Sized_relobj::relocate_sections): Likewise.
7535 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7536 values for merge sections.
7537 * target-reloc.h (relocate_for_relocatable): Use constant
7538 invalid_address instead of -1U.
7540 2008-09-19 Cary Coutant <ccoutant@google.com>
7542 Add plugin functionality for link-time optimization (LTO).
7543 * configure.ac (plugins): Add --enable-plugins option.
7544 * configure: Regenerate.
7545 * config.in: Regenerate.
7546 * Makefile.am (LIBDL): New variable.
7547 (CCFILES): Add plugin.cc.
7548 (HFILES): Add plugin.h.
7549 (ldadd_var): Add LIBDL.
7550 * Makefile.in: Regenerate.
7552 * archive.cc: Include "plugin.h".
7553 (Archive::setup): Don't preread archive symbols when using a plugin.
7554 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7555 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7557 (Archive::include_member): Add symbols from plugin objects.
7558 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7559 * descriptors.cc (Descriptors::open): Check for file descriptors
7560 abandoned by plugins.
7561 (Descriptors::claim_for_plugin): New function.
7562 * descriptors.h (Descriptors::claim_for_plugin): New function.
7563 (Open_descriptor::is_claimed): New field.
7564 (claim_descriptor_for_plugin): New function.
7565 * fileread.cc (File_read::claim_for_plugin): New function.
7566 * fileread.h (File_read::claim_for_plugin): New function.
7567 (File_read::descriptor): New function.
7568 * gold.cc: Include "plugin.h".
7569 (queue_initial_tasks): Add task to call plugin hooks for generating
7571 * main.cc: Include "plugin.h".
7572 (main): Load plugin libraries.
7573 * object.h (Pluginobj): Declare.
7574 (Object::pluginobj): New function.
7575 (Object::do_pluginobj): New function.
7576 (Object::set_target): New function.
7577 * options.cc: Include "plugin.h".
7578 (General_options::parse_plugin): New function.
7579 (General_options::General_options): Initialize plugins_ field.
7580 (General_options::add_plugin): New function.
7581 * options.h (Plugin_manager): Declare.
7582 (General_options): Add --plugin option.
7583 (General_options::has_plugins): New function.
7584 (General_options::plugins): New function.
7585 (General_options::add_plugin): New function.
7586 (General_options::plugins_): New field.
7587 * plugin.cc: New file.
7588 * plugin.h: New file.
7589 * readsyms.cc: Include "plugin.h".
7590 (Read_symbols::do_read_symbols): Check for archive before checking
7591 for ELF file. Call plugin hooks to claim files.
7592 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7593 from a real object file; force override when processing replacement
7595 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7596 (Symbol::init_base_object): Likewise.
7597 (Symbol::init_base_output_data): Likewise.
7598 (Symbol::init_base_output_segment): Likewise.
7599 (Symbol::init_base_constant): Likewise.
7600 (Symbol::init_base_undefined): Likewise.
7601 (Symbol::output_section): Assert that object is not a plugin.
7602 (Symbol_table::add_from_pluginobj): New function.
7603 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7605 (Symbol_table::sized_write_globals): Likewise.
7606 (Symbol_table::add_from_pluginobj): Instantiate template.
7607 * symtab.h (Sized_pluginobj): Declare.
7608 (Symbol::in_real_elf): New function.
7609 (Symbol::set_in_real_elf): New function.
7610 (Symbol::in_real_elf_): New field.
7611 (Symbol_table::add_from_pluginobj): New function.
7613 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7614 (LIBDL): New variable.
7616 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7617 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7618 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7619 (MOSTLYCLEANFILES): Likewise.
7620 * testsuite/Makefile.in: Regenerate.
7621 * testsuite/plugin_test.c: New file.
7622 * testsuite/plugin_test_1.sh: New file.
7623 * testsuite/plugin_test_2.sh: New file.
7625 2008-09-16 Ian Lance Taylor <iant@google.com>
7627 * target-reloc.h (relocate_section): Check whether a symbol is
7628 defined by the ABI before reporting an undefined symbol error.
7629 * target.h (Target::is_defined_by_abi): Make parameter const.
7630 (Target::do_is_defined_by_abi): Likewise.
7631 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7632 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7633 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7634 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7635 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7636 * testsuite/Makefile.in: Rebuild.
7638 * fileread.cc (make_view): Add casts to avoid warning.
7640 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7642 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7643 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7645 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7647 * options.h (General_options::output_is_executable): New.
7648 (General_options::output_is_pie): New.
7649 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7650 for shared libraries.
7651 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7653 2008-09-11 Chris Demetriou <cgd@google.com>
7655 * options.h (origin): New -z option.
7656 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7657 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7660 2008-09-05 Cary Coutant <ccoutant@google.com>
7662 * fileread.cc (File_read::make_view): Add check for attempt to map
7665 2008-09-05 Cary Coutant <ccoutant@google.com>
7667 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7668 explicit instantiations.
7670 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7673 * options.cc (General_options::finalize): Allow undefined symbols
7674 in shlibs if linking -shared.
7677 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7678 symbols as not needing a dynsym entry.
7680 2008-08-20 Craig Silverstein <csilvers@google.com>
7682 * fileread.cc (File_read::open): Do not lock the file unless it
7683 was successfully opened.
7685 2008-08-14 Cary Coutant <ccoutant@google.com>
7687 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7688 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7689 * testsuite/tls_test.cc (struct int128): 128-bit struct
7690 for testing TLS relocs with non-zero addend.
7691 (v12): New TLS variable.
7693 (t_last): Add check for v12.
7694 * testsuite/tls_test.h (t12): New function.
7695 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7697 2008-08-13 Ian Lance Taylor <iant@google.com>
7699 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7700 set tls_segment_ or relro_segment_.
7701 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7703 * output.h (Output_section::clear_is_relro): New function.
7704 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7705 sections specially even when output_data_ is empty.
7706 (Output_segment::maximum_alignment): When first section is relro,
7707 only force alignment for PT_LOAD segments.
7708 * script.cc (script_data_segment_align): New function.
7709 (script_data_segment_relro_end): New function.
7710 * script-c.h (script_data_segment_align): Declare.
7711 (script_data_segment_relro_end): Declare.
7712 * script-sections.h (class Script_sections): Declare
7713 data_segment_align and data_segment_relro_end. Add fields
7714 segment_align_index_ and saw_relro_end_.
7715 * script-sections.cc (class Sections_element): Add set_is_relro
7716 virtual function. Add new bool* parameter to place_orphan_here.
7717 Add get_output_section virtual function.
7718 (class Output_section_definition): Add set_is_relro. Add new
7719 bool* parameter to place_orphan_here. Add get_output_section.
7720 Add is_relro_ field.
7721 (Output_section_definition::Output_section_definition): Initialize
7722 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7723 and is_relro_ fields.
7724 (Output_section_definition::place_orphan_here): Add is_relro
7726 (Output_section_definition::set_section_addresses): Set relro for
7728 (Output_section_definition::alternate_constraint): Likewise.
7729 (class Orphan_output_section): Add new bool* parameter to
7730 place_orphan_here. Add get_output_section.
7731 (Orphan_output_section::place_orphan_here): Add is_relro
7733 (Script_sections::Script_sections): Initialize
7734 data_segment_align_index_ and saw_relro_end_.
7735 (Script_sections::data_segment_align): New function.
7736 (Script_sections::data_segment_relro_end): New function.
7737 (Script_sections::place_orphan): Set or clear is_relro.
7738 (Script_sections::set_section_addresses): Force alignment of first
7740 * yyscript.y (exp): Call script_data_segment_align and
7741 script_data_segment_relro_end.
7742 * testsuite/relro_script_test.t: New file.
7743 * testsuite/relro_test.cc (using_script): Declare.
7744 (t1, t2): Test using_script.
7745 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7746 (relro_script_test_SOURCES): Define.
7747 (relro_script_test_DEPENDENCIES): Define.
7748 (relro_script_test_LDFLAGS): Define.
7749 (relro_script_test_LDADD): Define.
7750 (relro_script_test.so): New target.
7751 * testsuite/Makefile.in: Rebuild.
7753 2008-08-06 Cary Coutant <ccoutant@google.com>
7755 * archive.cc (Archive::total_archives, Archive::total_members)
7756 (Archive::total_members_loaded): New variables.
7757 (Archive::setup): Add parameter. Add option to preread
7759 (Archive::read_armap): Add counter.
7760 (Archive::get_file_and_offset): New function.
7761 (Archive::get_elf_object_for_member): New function.
7762 (Archive::read_all_symbols): New function.
7763 (Archive::read_symbols): New function.
7764 (Archive::add_symbols): Add counters.
7765 (Archive::include_all_members): Use armap to find members if it's
7767 (Archive::include_member): Skip reading symbols if already read.
7768 Factored code into Archive::get_file_and_offset and
7769 Archive::get_elf_object_for_member. Changed call to
7770 Mapfile::report_include_archive_member.
7771 (Archive::print_stats): New function.
7772 * archive.h: Declare Object and Read_symbols_data classes.
7773 (Archive::Archive): Add initializers for new members.
7774 (Archive::setup): Add parameter.
7775 (Archive::print_stats): New function.
7776 (Archive::total_archives, Archive::total_members)
7777 (Archive::total_members_loaded): New variables.
7778 (Archive::get_file_and_offset): New function.
7779 (Archive::get_elf_object_for_member): New function.
7780 (Archive::read_all_symbols): New function.
7781 (Archive::read_symbols): New function.
7782 (Archive::Archive_member): New class.
7783 (Archive::members_): New member.
7784 (Archive::num_members_): New member.
7785 * main.cc: Include archive.h.
7786 (main): Call Archive::print_stats.
7787 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7788 archive parameter; member_name is now the fully-decorated name.
7789 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7790 * options.h: (General_options): Add --preread-archive-symbols option.
7791 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7794 2008-08-04 Ian Lance Taylor <iant@google.com>
7796 * symtab.h (Symbol::use_plt_offset): New function.
7797 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7798 * powerpc.cc (Relocate::relocate): Likewise.
7799 * sparc.cc (Relocate::relocate): Likewise.
7800 * x86_64.cc (Relocate::relocate): Likewise.
7801 * testsuite/weak_plt.sh: New test.
7802 * testsuite/weak_plt_main.cc: New test.
7803 * testsuite/weak_plt_shared.cc: New test.
7804 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7805 (check_PROGRAMS): Add weak_plt.
7806 (check_DATA): Add weak_plt_shared.so.
7807 (weak_plt_main_pic.o, weak_plt): New targets.
7808 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7809 * testsuite/Makefile.in: Rebuild.
7811 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7813 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7814 * testsuite/Makefile.in: Rebuild.
7816 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7818 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7819 * Makefile.in: Regenerate.
7820 * po/POTFILES.in: Regenerate.
7822 2008-07-29 Ian Lance Taylor <iant@google.com>
7824 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7825 symbols before other symbols.
7826 * testsuite/script_test_2.cc (test_addr): Declare.
7827 (test_addr_alias): Declare.
7828 (main): Check that test_addr and test_addr_alias have the right
7830 * testsuite/script_test_2.t: Define test_addr_alias and
7833 2008-07-24 Ian Lance Taylor <iant@google.com>
7836 * descriptors.cc: New file.
7837 * descriptors.h: New file.
7838 * gold-threads.h (class Hold_optional_lock): New class.
7839 * fileread.cc: Include "descriptors.h".
7840 (File_read::~File_read): Release descriptor rather than closing
7842 (File_read::open) [file]: Call open_descriptor rather than open.
7843 Set is_descriptor_opened_.
7844 (File_read::open) [memory]: Assert that descriptor is not open.
7845 (File_read::reopen_descriptor): New function.
7846 (File_read::release): Release descriptor.
7847 (File_read::do_read): Make non-const. Reopen descriptor.
7848 (File_read::read): Make non-const.
7849 (File_read::make_view): Reopen descriptor.
7850 (File_read::do_readv): Likewise.
7851 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7852 Update declarations.
7853 * layout.cc: Include "descriptors.h".
7854 (Layout::create_build_id): Use open_descriptor rather than open.
7855 * output.cc: Include "descriptors.h".
7856 (Output_file::open): Use open_descriptor rather than open.
7857 * archive.cc (Archive::const_iterator): Change Archive to be
7859 (Archive::begin, Archive::end): Make non-const.
7860 (Archive::count_members): Likewise.
7861 * archive.h (class Archive): Update declarations.
7862 * object.h (Object::read): Make non-const.
7863 * Makefile.am (CCFILES): Add descriptors.cc.
7864 (HFILES): Add descriptors.h.
7865 * Makefile.in: Rebuild.
7868 * gold.h: Always include <clocale>. Add Solaris workarounds
7869 following code in binutils/sysdep.h.
7872 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7873 this->eh_frame_hdr_ is NULL before using it.
7875 * dynobj.cc (Versions::Versions): Update comment.
7877 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7878 the base version name.
7880 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7881 array size plus one.
7882 (Stringpool_template::set_string_offsets): Subtract one from key
7883 before using it as an array index.
7884 (Stringpool_template::get_offset_with_length): Likewise.
7885 (Stringpool_template::write_to_buffer): Likewise.
7886 * stringpool.h (Stringpool_template::get_offset_from_key):
7889 2008-07-23 Ian Lance Taylor <iant@google.com>
7892 * object.h (Merged_symbol_value::value): Do our best to handle a
7896 * script.cc (Version_script_info::get_versions): Don't add empty
7897 version tag to return value.
7898 (Version_script_info::get_symbol_version_helper): Change return
7899 type to bool. Add pversion parameter. Change all callers.
7900 (script_register_vers_node): Don't require a non-NULL tag.
7901 * script.h (class Version_script_info): Update declarations.
7902 (Version_script_info::get_symbol_version): Change return type to
7903 bool. Add version parameter. Change all callers.
7904 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7905 handling. Handle an empty version from a version script.
7906 (Symbol_table::define_special_symbol): Likewise.
7907 * testsuite/ver_test_10.script: New file.
7908 * testsuite/ver_test_10.sh: New file.
7909 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7910 (check_DATA): Add ver_test_10.syms.
7911 (ver_test_10.syms, ver_test_10.so): New target.
7912 * testsuite/Makefile.in: Rebuild.
7914 2008-07-23 Simon Baldwin <simonb@google.com>
7916 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7917 to zero for undefined symbols from dynamic libraries.
7919 2008-07-23 Ian Lance Taylor <iant@google.com>
7921 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7923 * symtab.h (class Symbol_table): Update declaration.
7924 * testsuite/ver_test_9.cc: New file.
7925 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7926 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7927 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7928 (ver_test_9.so, ver_test_9.o): New targets.
7929 * testsuite/Makefile.in: Rebuild.
7931 2008-07-22 Ian Lance Taylor <iant@google.com>
7933 * options.h (class General_options): Define --check-sections.
7934 * layout.cc (Layout::set_segment_offsets): Handle
7937 * options.h (class General_options): Define -n/--nmagic and
7939 * options.cc (General_options::finalize): For -n/--nmagic or
7940 -N/--omagic, set -static.
7941 * layout.cc (Layout::attach_allocated_section_to_segment): If
7942 -N/--omagic, don't put read-only and read-write sections in
7944 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7945 finding a read-only segment.
7946 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7947 don't set the minimum segment alignment to the common page size,
7948 and don't set the file offset to the address modulo the page size.
7949 * script-sections.cc (Script_sections::create_segments): If
7950 -n/--omagic, don't put read-only and read-write sections in
7953 * cref.cc: New file.
7955 * options.h (class General_options): Add --print-symbol-counts.
7956 * main.cc (main): Issue defined symbol report if requested.
7957 * archive.cc (Archive::interpret_header): Make into a const member
7959 (Archive::add_symbols): Call Input_objects::archive_start and
7961 (Archive::const_iterator): Define new class.
7962 (Archive::begin, Archive::end): New functions.
7963 (Archive::include_all_members): Rewrite to use iterator.
7964 (Archive::count_members): New function.
7965 * archive.h (class Archive): Update declarations.
7966 (Archive::filename): New function.
7967 * object.cc: Include "cref.h".
7968 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7969 (Sized_relobj::do_get_global_symbol_counts): New function.
7970 (Input_objects::add_object): Add object to cross-referencer.
7971 (Input_objects::archive_start): New function.
7972 (Input_objects::archive_stop): New function.
7973 (Input_objects::print_symbol_counts): New function.
7974 * object.h: Declare Cref and Archive.
7975 (Object::get_global_symbol_counts): New function.
7976 (Object::do_get_global_symbol_counts): New pure virtual function.
7977 (class Sized_relobj): Add defined_count_ field. Update
7979 (class Input_objects): Add cref_ field. Update constructor.
7980 Update declarations.
7981 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7983 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7985 (Sized_dynobj::do_get_global_symbol_counts): New function.
7986 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7987 defined_count_. Update declarations. Define Symbols typedef.
7988 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7989 parameter. Change all callers.
7990 (Symbol_table::add_from_dynobj): Add sympointers and defined
7991 parameters. Change all callers.
7992 * symtab.h (class Symbol_table): Update declarations.
7993 * Makefile.am (CCFILES): Add cref.cc.
7994 (HFILES): Add cref.h.
7995 * Makefile.in: Rebuild.
7997 2008-07-22 Simon Baldwin <simonb@google.com>
7999 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8000 to zero when writing undefined symbols.
8002 2008-07-22 Ian Lance Taylor <iant@google.com>
8004 * output.cc (Output_section::add_input_section): Don't try to
8005 merge empty merge sections.
8007 2008-07-21 Craig Silverstein <csilvers@google.com>
8009 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8010 Include symbol version in error message.
8012 2008-07-20 Chris Demetriou <cgd@google.com>
8014 * configure.ac (gold_cv_c_random_seed): New configured variable.
8015 (RANDOM_SEED_CFLAGS): New substituted variable.
8016 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8017 * configure: Rebuild.
8018 * Makefile.in: Likewise.
8019 * testsuite/Makefile.in: Likewise.
8021 2008-07-18 Ian Lance Taylor <iant@google.com>
8023 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8024 where we see NAME/NULL and NAME/VERSION as separate symbols.
8025 * testsuite/ver_test_main.cc (main): Call t4.
8026 (t4, t4_2a): Define.
8027 * testsuite/ver_test_2.cc (t4_2): Define.
8028 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8029 * testsuite/ver_test_4.cc (t4_2a): Define.
8030 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8031 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8033 2008-07-17 Ian Lance Taylor <iant@google.com>
8035 * dynobj.cc (Versions::add_def): If we give an error about a
8036 missing version, go ahead and create the version anyhow.
8038 2008-07-10 Ian Lance Taylor <iant@google.com>
8040 Handle output sections with more than 0x7fffffff bytes.
8041 * object.h (class Relobj): Change map_to_output_ to
8042 output_sections_, and just keep a section pointer. Change all
8043 uses. Move comdat group support to Sized_relobj.
8044 (Relobj::is_section_specially_mapped): Remove.
8045 (Relobj::output_section): Remove poff parameter. Change all
8047 (Relobj::output_section_offset): New function.
8048 (Relobj::set_section_offset): Rewrite.
8049 (Relobj::map_to_output): Remove.
8050 (Relobj::output_sections): New function.
8051 (Relobj::do_output_section_offset): New pure virtual function.
8052 (Relobj::do_set_section_offset): Likewise.
8053 (class Sized_relobj): Add section_offsets_ field. Add comdat
8054 group support from Relobj. Update declarations.
8055 (Sized_relobj::get_output_section_offset): New function.
8056 (Sized_relobj::do_output_section_offset): New function.
8057 (Sized_relobj::do_set_section_offset): New function.
8058 * object.cc (Relobj::output_section_address): Remove.
8059 (Sized_relobj::Sized_relobj): Initialize new fields.
8060 (Sized_relobj::include_section_group): Cast find_kept_object to
8062 (Sized_relobj::include_linkonce_section): Likewise.
8063 (Sized_relobj::do_layout): Use separate arrays for output section
8065 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8067 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8068 output_sections and section_offsets.
8069 (Sized_relobj::write_local_symbols): Likewise.
8070 (map_to_kept_section): Compute output address directly.
8071 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8072 output_sections and section_offsets.
8073 (Sized_relobj::write_sections): Likewise.
8074 (Sized_relobj::relocate_sections): Likewise.
8075 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8076 * output.h (class Output_reloc): Update declarations. Change
8077 u2_.relobj to Sized_relobj*.
8078 (class Output_data_reloc): Change add functions to use
8080 * output.cc (Output_reloc::Output_reloc): Change relobj to
8082 (Output_reloc::local_section_offset): Change return type to
8083 Elf_Addr. Use get_output_section_offset.
8084 (Output_reloc::get_address): Likewise.
8085 (Output_section::is_input_address_mapped): Don't call
8086 is_section_specially_mapped.
8087 (Output_section::output_offset): Likewise.
8088 (Output_section::output_address): Likewise.
8089 (Output_section::starting_output_address): Likewise.
8090 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8091 parameter to Sized_relobj*.
8092 (Copy_relocs::need_copy_reloc): Likewise.
8093 (Copy_relocs::save): Likewise.
8094 * copy-relocs.h (class Copy_relocs): Update declarations.
8095 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8096 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8097 * target-reloc.h (relocate_for_relocatable): Change
8098 offset_in_output_section type to Elf_Addr. Change code that uses
8100 * layout.cc (Layout::layout): Always set *off.
8101 * mapfile.cc (Mapfile::print_input_section): Use
8102 output_section_offset.
8103 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8105 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8106 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8107 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8109 2008-07-03 Ian Lance Taylor <iant@google.com>
8111 * layout.cc (Layout::include_section): Do not discard unrecognized
8112 SHT_STRTAB sections.
8114 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8116 * script.cc (Lex::can_continue_name): Make '?' allowable in
8117 version-script names.
8118 * testsuite/version_script.map: Change glob pattern to use '?'
8120 2008-06-30 Manish Singh <yosh@gimp.org>
8123 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8126 2008-06-30 Ian Lance Taylor <iant@google.com>
8130 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8131 versions]: Don't try to read the value in the contents, since we
8132 don't use it. Use the template endianness when writing.
8134 2008-06-25 Cary Coutant <ccoutant@google.com>
8136 * fileread.cc (File_read::make_view): Assert on zero-length view.
8137 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8138 symbol table when there are no symbols to read.
8140 2008-06-23 Craig Silverstein <csilvers@google.com>
8142 * version.cc (version_string): Bump to 1.7
8144 2008-06-18 Craig Silverstein <csilvers@google.com>
8146 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8147 constant 0xFFFF to type Valtype.
8148 (Powerpc_relocate_functions::rel16_ha): Likewise.
8150 2008-06-17 Ian Lance Taylor <iant@google.com>
8152 * output.h (Output_section::Input_section): Initialize p2align_ to
8153 zero for Output_section_data constructors.
8154 (Output_section::Input_section::addralign): If not an input
8155 section, return the alignment of the Output_section_data.
8156 * testsuite/copy_test.cc: New file.
8157 * testsuite/copy_test_1.cc: New file.
8158 * testsuite/copy_test_2.cc: New file.
8159 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8160 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8161 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8162 (copy_test_1_pic.o, copy_test_1.so): New targets.
8163 (copy_test_2_pic.o, copy_test_2.so): New targets.
8164 * testsuite/Makefile.in: Rebuild.
8166 * script-sections.cc (Script_sections::place_orphan): Initialize
8167 local variable exact.
8169 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8171 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8173 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8174 David S. Miller <davem@davemloft.net>
8176 * powerpc.cc: New file.
8177 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8178 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8179 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8180 * Makefile.in: Rebuild.
8182 2008-06-09 Ian Lance Taylor <iant@google.com>
8184 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8186 (throwing, orig_terminate): New static variables.
8187 (terminate_handler): New static function.
8188 (t2): Set terminate handler.
8190 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8193 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8196 2008-05-30 Cary Coutant <ccoutant@google.com>
8198 * archive.cc (Archive::include_all_members) Correct to step
8199 over symbol table and extended name table in thin archives.
8201 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8204 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8207 2008-05-28 Caleb Howe <cshowe@google.com>
8209 * reduced_debug_output.cc: New file.
8210 * reduced_debug_output.h: New file.
8211 * options.h (class General_options): Add --strip-debug-non-line.
8212 * options.cc (General_options::finalize): Add strip_debug_non_line
8213 to the strip heirarchy.
8214 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8216 * layout.cc: Include "reduced_debug_output.h".
8217 (Layout::Layout): Initialize new fields.
8218 (line_only_debug_sections): New static array.
8219 (is_lines_only_debug_sections): New static inline function.
8220 (Layout::include_section): Handle --strip-debug-non-line.
8221 (Layout::make_output_section): If --strip-debug-non-line, build
8222 new output sections for .debug_abbrev and .debug_info.
8223 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8224 gold. Warn about possible overflow.
8225 (read_signed_LEB_128): Likewise.
8226 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8227 (read_signed_LEB_128): Declare.
8228 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8229 (HFILES): Add reduced_debug_output.h.
8230 * Makefile.in: Rebuild.
8232 2008-05-21 Ian Lance Taylor <iant@google.com>
8234 * mapfile.cc: New file.
8235 * mapfile.h: New file.
8236 * options.h (class General_options): Add -M/--print-map and -Map.
8237 * options.cc (General_options::finalize): Make -M equivalent to
8239 * main.cc: Include <cstdio> and "mapfile.h".
8240 (main): Open mapfile if requested.
8241 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8242 constructor. Change caller.
8243 (queue_initial_tasks): Add mapfile parameter. Change caller.
8244 (queue_middle_tasks): Likewise.
8245 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8247 * archive.cc: Include "mapfile.h".
8248 (Archive::add_symbols): Add mapfile parameter. Change all
8249 callers. Pass mapfile, symbol, and reason to include_member.
8250 (Archive::include_all_members): Add mapfile parameter. Change all
8252 (Archive::include_member): Add mapfile, sym, and why parameters.
8253 Change all callers. Report inclusion to map file.
8254 * archive.h: Include "fileread.h".
8255 (class Archive): Update declarations.
8256 (Archive::file): New const method.
8257 (class Add_archive_symbols): Add mapfile_ field. Update
8258 constructor. Change all callers.
8259 * readsyms.h (class Read_symbols): Likewise.
8260 (class Finish_group): Likewise.
8261 (class Read_script): Likewise.
8262 * common.cc: Include "mapfile.h".
8263 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8265 (Symbol_table::do_allocate_commons): Likewise.
8266 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8267 symbol allocation to mapfile.
8268 * common.h (class Allocate_commons_task): Add mapfile_ field.
8269 Update constructor. Change all callers.
8270 * symtab.h (class Symbol_table): Update declarations.
8271 * layout.cc: Include "mapfile.h".
8272 (Layout_task_runner::run): Print information to mapfile.
8273 (Layout::create_gold_note): Change Output_data_fixed_space to
8274 Output_data_zero_fill.
8275 (Layout::create_build_id): Likewise.
8276 (Layout::print_to_mapfile): New function.
8277 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8278 constructor. Change caller.
8279 (class Layout): Declare print_to_mapfile.
8280 * output.cc (Output_section::Input_section::print_to_mapfile): New
8282 (Output_section::add_input_section): If producing a map, always
8283 add to input_sections_ list.
8284 (Output_section::do_print_to_mapfile): New function.
8285 (Output_segment::print_sections_to_mapfile): New function.
8286 (Output_segment::print_section_list_to_mapfile): New function.
8287 * output.h: Include "mapfile.h".
8288 (Output_data::print_to_mapfile): New function.
8289 (Output_data::do_print_to_mapfile): New virtual function.
8290 (Output_segment_headers::do_print_to_mapfile): New function.
8291 (Output_file_header::do_print_to_mapfile): New function.
8292 (Output_data_const::do_print_to_mapfile): New function.
8293 (class Output_data_const_buffer): Add map_name_ field. Update
8294 constructor. Change all callers. Add do_print_to_mapfile
8296 (class Output_data_fixed_space): Likewise.
8297 (class Output_data_space): Likewise.
8298 (class Output_data_zero_fill): New class.
8299 (Output_data_strtab::do_print_to_mapfile): New function.
8300 (Output_data_reloc_base::do_print_to_mapfile): New function.
8301 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8302 (Output_data_group::do_print_to_mapfile): New function.
8303 (Output_data_got::do_print_to_mapfile): New function.
8304 (Output_data_dynamic::do_print_to_mapfile): New function.
8305 (Output_symtab_xindex::do_print_to_mapfile): New function.
8306 (class Output_section): Declare do_print_to_mapflie. Declare
8307 print_to_mapfile in Input_section.
8308 (class Output_segment): Declare new functions.
8309 * object.h (Sized_relobj::symbol_count): New function.
8310 * script-sections.cc
8311 (Output_section_element_dot_assignment::set_section_addresses):
8312 Change Output_data_fixed_space to Output_data_zero_fill.
8313 (Output_data_expression::do_print_to_mapfile): New function.
8314 * script.cc (read_input_script): Add mapfile parameter. Change
8316 * script.h (read_input_script): Update declaration.
8317 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8318 (Eh_frame::do_print_to_mapfile): New function.
8319 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8320 (Output_merge_string::do_print_to_mapfile): New function.
8321 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8323 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8325 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8327 * Makefile.am (CCFILES): Add mapfile.cc.
8328 (HFILES): Add mapfile.h.
8329 * Makefile.in: Rebuild.
8331 2008-05-19 Ian Lance Taylor <iant@google.com>
8333 * options.h (class General_options): Add -z relro.
8334 * layout.cc (Layout::Layout): Initialize relro_segment_.
8335 (Layout::add_output_section_data): Return the output section.
8336 (Layout::make_output_section): Rcognize relro sections and mark
8338 (Layout::attach_allocated_section_to_segment): Put relro sections
8339 in a PT_GNU_RELRO segment.
8340 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8342 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8344 (Layout::linkonce_mapping): Map d.rel.ro.local to
8346 (Layout::output_section_name): Us .data.rel.ro.local for any
8347 section which begins with that.
8348 * layout.h (class Layout): Update add_output_section_data
8349 declaration. Add relro_segment_ field.
8350 * output.cc (Output_section::Output_section): Initialize is_relro_
8351 and is_relro_local_ fields.
8352 (Output_segment::add_output_section): Group relro sections.
8353 (Output_segment::is_first_section_relro): New function.
8354 (Output_segment::maximum_alignment): If there is a relro section,
8355 align the segment to the common page size.
8356 (Output_segment::set_section_addresses): Track whether we are
8357 looking at relro sections. If the last section is a relro
8358 section, align to the common page size.
8359 (Output_segment::set_section_list_addresses): Add in_relro
8360 parameter. Change all callers. Align to the page size when
8361 moving from relro to non-relro section.
8362 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8364 * output.h (class Output_section): Add is_relro_ and
8365 is_relro_local_ fields.
8366 (Output_section::is_relro): New function.
8367 (Output_section::set_is_relro): New function.
8368 (Output_section::is_relro_local): New function.
8369 (Output_section::set_is_relro_local): New function.
8370 (class Output_segment): Update declarations.
8371 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8372 * sparc.cc (Target_sparc::got_section): Likewise.
8373 * x86_64.cc (Target_x86_64::got_section): Likewise.
8374 * testsuite/relro_test_main.cc: New file.
8375 * testsuite/relro_test.cc: New file.
8376 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8377 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8378 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8379 (relro_test.so, relro_test_pic.o): New targets.
8380 * testsuite/Makefile.in: Rebuild.
8382 2008-05-16 Ian Lance Taylor <iant@google.com>
8384 * output.cc (Output_segment::add_output_section): Remove front
8386 * output.h (class Output_segment): Remove
8387 add_initial_output_section and overloaded add_output_section.
8388 Update declaration of remaining add_output_section.
8389 * layout.cc (Layout::create_interp): Call add_output_section
8390 rather than add_initial_output_section.
8391 (Layout::finish_dynamic_section): Likewise.
8393 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8394 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8395 know the dynamic type.
8396 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8397 field. Initialize it in constructor.
8398 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8399 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8400 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8403 * output.cc (Output_reloc::get_address): Change return type to
8405 * output.h (class Output_reloc): Update get_address declaration.
8406 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8407 for section addresses.
8409 2008-05-09 Ian Lance Taylor <iant@google.com>
8412 * gold.cc (gold_nomem): Use return value of write.
8414 2008-05-08 Ian Lance Taylor <iant@google.com>
8416 * symtab.c (Symbol::init_base_output_data): Add version
8417 parameter. Change all callers.
8418 (Symbol::init_base_output_segment): Likewise.
8419 (Symbol::init_base_constant): Likewise.
8420 (Symbol::init_base_undefined): Likewise.
8421 (Sized_symbol::init_output_data): Likewise.
8422 (Sized_symbol::init_output_segment): Likewise.
8423 (Sized_symbol::init_constant): Likewise.
8424 (Sized_symbol::init_undefined): Likewise.
8425 (Symbol_table::do_define_in_output_data): If the new symbol has a
8426 version, mark it as the default.
8427 (Symbol_table::do_define_in_output_segment): Likewise.
8428 (Symbol_table::do_define_as_constant): Likewise.
8429 * symtab.h (class Symbol): Update declarations.
8430 (class Sized_symbol): Likewise.
8431 * resolve.cc (Symbol::override_version): New function.
8432 (Symbol::override_base): Call override_version.
8433 (Symbol::override_base_with_special): Likewise.
8434 * testsuite/ver_script_8.script: New file.
8435 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8436 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8437 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8438 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8440 2008-05-06 Ian Lance Taylor <iant@google.com>
8443 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8445 (class General_options): Remove existing --undefined, and add
8446 --no-undefined instead. Add new --undefined as synonym for -u.
8447 * archive.cc (Archive::add_symbols): Check whether symbol was
8449 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8450 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8451 all uses. Add IS_UNDEFINED. Update declarations to split
8452 different versions of init_base. Declare init_base_undefined.
8453 (Symbol::is_defined): Handle IS_UNDEFINED.
8454 (Symbol::is_undefined): Likewise.
8455 (Symbol::is_weak_undefined): Call is_undefined.
8456 (Symbol::is_absolute): Handle IS_CONSTANT.
8457 (class Sized_symbol): Update declarations to split different
8458 versions of init. Declare init_undefined.
8459 (class Symbol_table): Declare new functions.
8460 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8462 (Symbol::init_base_output_data): Likewise.
8463 (Symbol::init_base_output_segment): Likewise.
8464 (Symbol::init_base_constant): Likewise.
8465 (Symbol::init_base_undefined): New function.
8466 (Sized_symbol::init_object): Rename from init. Change all
8468 (Sized_symbol::init_output_data): Likewise.
8469 (Sized_symbol::init_output_segment): Likewise.
8470 (Sized_symbol::init_constant): Likewise.
8471 (Sized_symbol::init_undefined): New function.
8472 (Symbol_table::add_undefined_symbols_from_command_line): New
8474 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8476 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8477 (Symbol::output_section): Likewise.
8478 (Symbol::set_output_section): Likewise.
8479 (Symbol_table::sized_finalize_symbol): Likewise.
8480 (Symbol_table::sized_write_globals): Likewise.
8481 * resolve.cc (Symbol_table::should_override): Likewise.
8482 (Symbol::override_base_with_special): Likewise.
8484 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8485 symbol, change it to have default visibility.
8486 * testsuite/protected_1.cc: New file.
8487 * testsuite/protected_2.cc: New file.
8488 * testsuite/protected_3.cc: New file.
8489 * testsuite/protected_main_1.cc: New file.
8490 * testsuite/protected_main_2.cc: New file.
8491 * testsuite/protected_main_3.cc: New file.
8492 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8493 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8494 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8495 (protected_1.so): New target.
8496 (protected_1_pic.o, protected_2_pic.o): New targets.
8497 (protected_3_pic.o): New target.
8498 (check_PROGRAMS): Add protected_2.
8499 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8500 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8501 * testsuite/Makefile.in: Rebuild.
8503 * options.h (DEFINE_var): Add set_user_set_##varname__.
8504 (DEFINE_bool_alias): New macro.
8505 (class General_options): Define -Bstatic using DEFINE_bool_alias
8506 rather than DEFINE_special. Add --undefined as an alias for -z
8508 * options.cc (General_options::parse_Bstatic): Remove.
8510 * options.h (class General_options): Add --fatal-warnings.
8511 * main.cc (main): Implement --fatal-warnings.
8512 * errors.h (Errors::warning_count): New function.
8514 * options.h (class General_options): Add -Bsymbolic-functions.
8515 * symtab.h (Symbol::is_preemptible): Check for
8516 -Bsymbolic-functions.
8518 2008-05-05 Ian Lance Taylor <iant@google.com>
8520 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8521 as noVARNAME rather than no-VARNAME.
8522 (class General_options): Add option -z combreloc.
8523 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8525 (Output_reloc::sort_before) [SHT_REL]: New function.
8526 (Output_reloc::sort_before) [SHT_RELA]: New function.
8527 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8528 Sort_relocs_comparison.
8529 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8530 parameter. Change all callers.
8531 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8532 sort_relocs parameter. Change all callers.
8533 * output.cc (Output_reloc::get_address): New function, broken out
8535 (Output_reloc::write_rel): Call it.
8536 (Output_reloc::compare): New function.
8537 (Output_data_reloc_base::do_write): Optionally sort relocs.
8539 * configure.ac: If targ_extra_obj is set, link it in.
8540 * configure.tgt: Initialize all variables.
8541 (x86_64*): Set targ_extra_obj and targ_extra_size.
8542 * configure: Rebuild.
8544 * object.cc (Sized_relobj::include_section_group): Adjust section
8545 indexes read from group data. Build vector to pass to
8547 * layout.cc (Layout::layout_group): Add flags and shndxes
8548 parameters. Remove contents parameter. Change caller. Update
8549 explicit instantiations.
8550 * layout.h (class Layout): Update layout_group declaration.
8551 * output.cc (Output_data_group::Output_data_group): Add flags and
8552 input_shndxes parameters. Remove contents parameter. Change
8554 (Output_data_group::do_write): Change input_sections_ to
8556 * output.h (class Output_data_group): Update constructor
8557 declaration. Rename input_sections_ to input_shndxes_.
8558 * testsuite/many_sections_test.cc: Add template.
8560 2008-04-30 Cary Coutant <ccoutant@google.com>
8562 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8564 * layout.cc (Layout::include_section): Refactored check for debug
8566 (Layout::add_comdat): Add new parameters. Change type
8567 of signature parameter. Add object and shndx to signatures table.
8568 (Layout::find_kept_object): New function.
8569 * layout.h: Include <cstring>.
8570 (Layout::is_debug_info_section): New function.
8571 (Layout::add_comdat): Add new parameters.
8572 (Layout::find_kept_object): New function.
8573 (Layout::Kept_section): New struct.
8574 (Layout::Signatures): Change type of map range.
8575 * object.cc (Relobj::output_section_address): New function.
8576 (Sized_relobj::include_section_group): Add new parameters. Change
8577 calls to Layout::add_comdat. Change to build table of kept comdat
8578 groups and table mapping discarded sections to kept sections.
8579 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8580 (Sized_relobj::do_layout): Change calls to include_section_group and
8581 include_linkonce_section.
8582 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8583 value to zero when section is discarded.
8584 (Sized_relobj::map_to_kept_section): New function.
8585 * object.h (Relobj::output_section_address): New function.
8586 (Relobj::Comdat_group): New type.
8587 (Relobj::find_comdat_group): New function.
8588 (Relobj::Comdat_group_table): New type.
8589 (Relobj::Kept_comdat_section): New type.
8590 (Relobj::Kept_comdat_section_table): New type.
8591 (Relobj::add_comdat_group): New function.
8592 (Relobj::set_kept_comdat_section): New function.
8593 (Relobj::get_kept_comdat_section): New function.
8594 (Relobj::comdat_groups_): New field.
8595 (Relobj::kept_comdat_sections_): New field.
8596 (Symbol_value::input_value): Update comment.
8597 (Sized_relobj::map_to_kept_section) New function.
8598 (Sized_relobj::include_linkonce_section): Add new parameter.
8599 * target-reloc.h (Comdat_behavior): New type.
8600 (get_comdat_behavior): New function.
8601 (relocate_section): Add code to map a discarded section to the
8602 corresponding kept section when applying a relocation.
8604 2008-04-30 Craig Silverstein <csilvers@google.com>
8606 * dwarf_reader.cc (next_generation_count): New static var.
8607 (Addr2line_cache_entry): New struct.
8608 (addr2line_cache): New static var.
8609 (Dwarf_line_info::one_addr2line): Added caching.
8610 (Dwarf_line_info::clear_addr2line_cache): New function.
8611 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8612 cache-size parameter.
8613 (Dwarf_line_info::one_addr2line_cache): New function.
8614 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8615 new cache-size argument to one_addr2line(), and clear cache.
8617 2008-04-28 Cary Coutant <ccoutant@google.com>
8619 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8620 R_386_PC8 relocations.
8622 2008-04-23 Ian Lance Taylor <iant@google.com>
8624 * object.cc (Sized_relobj::include_section_group): Check for
8625 invalid section group.
8627 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8630 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8631 than read for file header.
8632 * archive.cc (Archive::include_member): Likewise.
8634 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8636 * aclocal.m4: Regenerate.
8637 * configure: Regenerate.
8639 2008-04-19 Ian Lance Taylor <iant@google.com>
8641 * version.cc (version_string): Bump to 1.6.
8643 * testsuite/Makefile.am (many_sections_r_test): New target.
8644 (many_sections_r_test_SOURCES): Remove.
8645 (many_sections_r_test_DEPENDENCIES): Remove.
8646 (many_sections_r_test_LDFLAGS): Remove.
8647 (many_sections_r_test_LDADD): Remove.
8649 * object.cc (Sized_relobj::do_add_symbols): Always pass
8650 local_symbol_count_ to add_from_relobj.
8652 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8653 every thousand variables.
8654 * testsuite/Makefile.in: Rebuild.
8656 * object.cc (Xindex::initialize_symtab_xindex): New function.
8657 (Xindex::read_symtab_xindex): New function.
8658 (Xindex::sym_xindex_to_shndx): New function.
8659 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8661 (Sized_relobj::do_initialize_xindex): New function.
8662 (Sized_relobj::do_read_symbols): Adjust section links.
8663 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8664 parameter. Change all callers.
8665 (Sized_relobj::include_section_group): Adjust section links and
8666 symbol section indexes.
8667 (Sized_relobj::do_layout): Adjust section links.
8668 (Sized_relobj::do_count_local_symbols): Adjust section links and
8669 symbol section indexes.
8670 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8671 ordinary and special symbols.
8672 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8673 dynsym_xindex parameters. Change all callers. Adjust section
8674 links. Use SHN_XINDEX when needed.
8675 (Sized_relobj::get_symbol_location_info): Adjust section links.
8676 Don't get fooled by special symbols.
8677 * object.h (class Xindex): Define.
8678 (class Object): Add xindex_ parameter. Declare virtual functoin
8679 do_initialize_xindex.
8680 (Object::adjust_sym_shndx): New function.
8681 (Object::set_xindex): New protected function.
8682 (class Symbol_value): Add is_ordinary_shndx_ field.
8683 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8684 (Symbol_value::value): Assert ordinary section.
8685 (Symbol_value::initialize_input_to_output_map): Likewise.
8686 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8688 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8690 (class Sized_relobj): Update declarations.
8691 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8692 parameter. Change all callers.
8693 (Sized_relobj::adjust_shndx): New function.
8694 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8696 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8697 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8698 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8699 (Sized_dynobj::read_dynsym_section): Adjust section links.
8700 (Sized_dynobj::read_dynamic): Likewise.
8701 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8703 (Sized_dynobj::do_initialize_xindex): New function.
8704 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8705 do_initialize_xindex.
8706 (Sized_dynobj::adjust_shndx): New function.
8707 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8708 dynsym_xindex_ fields.
8709 (Layout::finalize): Add a call to set_section_indexes before
8710 creating the symtab sections.
8711 (Layout::set_section_indexes): Don't do anything if the section
8712 already has a section index.
8713 (Layout::create_symtab_sections): Add shnum parameter. Change
8714 caller. Create .symtab_shndx section if needed.
8715 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8717 (Layout::allocated_output_section_count): New function.
8718 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8720 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8721 fields. Update declarations.
8722 (Layout::symtab_xindex): New function.
8723 (Layout::dynsym_xindex): New function.
8724 (class Write_symbols_task): Add layout_ field.
8725 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8727 * output.cc (Output_section_headers::Output_section_headers): Add
8728 shstrtab_section parameter. Change all callers.
8729 (Output_section_headers::do_sized_write): Store overflow values
8730 for section count and section string table section index in
8731 section header zero.
8732 (Output_file_header::do_sized_write): Check for overflow of
8733 section count and section string table section index.
8734 (Output_symtab_xindex::do_write): New function.
8735 (Output_symtab_xindex::endian_do_write): New function.
8736 * output.h (class Output_section_headers): Add shstrtab_section_.
8737 Update declarations.
8738 (class Output_symtab_xindex): Define.
8739 (Output_section::has_out_shndx): New function.
8740 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8742 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8744 (Sized_symbol::init): Likewise.
8745 (Symbol::output_section): Check for ordinary symbol.
8746 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8747 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8749 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8750 Change all callers. Simplify handling of symbols from sections
8751 not included in the link.
8752 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8754 (Weak_alias_sorter::operator()): Assert that symbols are
8756 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8758 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8759 parameters. Change all callers.
8760 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8761 symbol distinction. Use SHN_XINDEX when needed.
8762 (Symbol_table::write_section_symbol): Add symtab_xindex
8763 parameter. Change all callers.
8764 (Symbol_table::sized_write_section_symbol): Likewise. Use
8765 SHN_XINDEX when needed.
8766 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8768 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8769 (Symbol::is_defined): Check is_ordinary.
8770 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8771 (Symbol::is_absolute, Symbol::is_common): Likewise.
8772 (class Sized_symbol): Update declarations.
8773 (class Symbol_table): Update declarations.
8774 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8775 parameters. Change all callers.
8776 (Sized_symbol::override): Likewise.
8777 (Symbol_table::override): Likewise.
8778 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8779 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8780 is_ordinary, and orig_st_shndx parameters. Change all callers.
8781 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8782 to be in an ordinary section.
8783 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8784 object and is_ordinary parameters. Change all callers.
8785 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8786 Change all callers. Don't add undefined or non-ordinary symbols
8788 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8790 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8792 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8793 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8794 (Sized_relobj::relocate_sections): Likewise.
8795 * target-reloc.h (scan_relocs): Adjust section symbol index.
8796 (scan_relocatable_relocs): Likewise.
8797 * i386.cc (Scan::local): Check for ordinary symbols.
8798 * sparc.cc (Scan::local): Likewise.
8799 * x86_64.cc (Scan::local): Likewise.
8800 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8801 to symbol_section_and_value.
8802 * testsuite/many_sections_test.cc: New file.
8803 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8804 (check_PROGRAMS): Add many_sections_test.
8805 (many_sections_test_SOURCES): Define.
8806 (many_sections_test_DEPENDENCIES): Define.
8807 (many_sections_test_LDFLAGS): Define.
8808 (BUILT_SOURCES): Add many_sections_define.h.
8809 (many_sections_define.h): New target.
8810 (BUILT_SOURCES): Add many_sections_check.h.
8811 (many_sections_check.h): New target.
8812 (check_PROGRAMS): Add many_sections_r_test.
8813 (many_sections_r_test_SOURCES): Define.
8814 (many_sections_r_test_DEPENDENCIES): Define.
8815 (many_sections_r_test_LDFLAGS): Define.
8816 (many_sections_r_test_LDADD): Define.
8817 (many_sections_r_test.o): New target.
8818 * testsuite/Makefile.in: Rebuild.
8820 2008-04-17 Cary Coutant <ccoutant@google.com>
8822 * errors.cc (Errors::info): New function.
8823 (gold_info): New function.
8824 * errors.h (Errors::info): New function.
8825 * gold.h (gold_info): New function.
8826 * object.cc (Input_objects::add_object): Print trace output.
8827 * options.cc (options::parse_set): New function.
8828 (General_options::parse_wrap): Deleted.
8829 (General_options::General_options): Deleted initializer.
8830 * options.h (options::String_set): New typedef.
8831 (options::parse_set): New function.
8832 (DEFINE_set): New macro.
8833 (General_options::wrap): Changed to use DEFINE_set. Changed
8834 callers of any_wrap_symbols and is_wrap_symbol.
8835 (General_options::trace, General_options::trace_symbol):
8837 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8838 (General_options::wrap_symbols_): Deleted.
8839 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8841 2008-04-17 David S. Miller <davem@davemloft.net>
8843 * options.cc (General_options::parse_V): New function.
8844 * options.h: Add entries for -V and -Qy.
8846 2008-04-17 Ian Lance Taylor <iant@google.com>
8848 * common.cc (Symbol_table::allocate_commons): Remove options
8849 parameter. Change caller.
8850 (Symbol_table::do_allocate_commons): Remove options parameter.
8851 Change caller. Just call do_allocate_commons_list twice.
8852 (Symbol_table::do_allocate_commons_list): New function, broken out
8853 of do_allocate_commons.
8854 * common.h (class Allocate_commons_task): Remove options_ field.
8856 * symtab.cc (Symbol_table::Symbol_table): Initialize
8858 (Symbol_table::add_from_object): Put TLS common symbols on
8860 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8861 which are IN_OUTPUT_DATA.
8862 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8863 allocate_commons and do_allocate_commons declarations. Declare
8864 do_allocate_commons_list.
8865 * gold.cc (queue_middle_tasks): Update creation of
8866 Allocate_commons_task to not pass options.
8867 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8868 (TLS_TEST_C_FLAGS): New variable.
8869 (tls_test_c_pic.o): New target.
8870 (tls_test_shared.so): Link in tls_test_c_pic.o.
8871 (tls_test_c_pic_ie.o): New target.
8872 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8873 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8874 (tls_test_c.o): New target.
8875 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8876 (tls_pic_test_LDADD): Likewise.
8877 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8878 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8879 (tls_test_c_gnu2.o): New target.
8880 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8882 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8883 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8884 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8885 * testsuite/tls_test.cc: Include "config.h".
8886 (t_last): Call t11_last.
8887 * testsuite/tls_test.h (t11, t11_last): Declare.
8888 * testsuite/tls_test_c.c: New file.
8889 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8890 * configure.ac: Check for OpenMP support.
8891 * configure, config.in, Makefile.in: Rebuild.
8892 * testsuite/Makefile.in: Rebuild.
8894 2008-04-16 Cary Coutant <ccoutant@google.com>
8896 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8897 (Target_i386::tls_base_symbol_defined_): New field.
8898 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8899 (Target_i386::Scan::global): Likewise.
8900 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8901 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8902 (Target_x86_64::tls_base_symbol_defined_): New field.
8903 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8904 (Target_x86_64::Scan::global): Likewise.
8906 2008-04-16 Cary Coutant <ccoutant@google.com>
8908 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8909 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8910 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8911 building shared libraries.
8912 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8913 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8914 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8915 * testsuite/Makefile.in: Rebuild.
8916 * testsuite/weak_undef.h: New file.
8917 * testsuite/weak_undef_file1.cc: Add extra test cases.
8918 * testsuite/weak_undef_file2.cc: Likewise.
8919 * testsuite/weak_undef_test.cc: Likewise.
8921 2008-04-16 David S. Miller <davem@davemloft.net>
8923 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8924 Add issued_non_pic_error_ field. Declare check_non_pic.
8925 (Target_sparc::Scan::check_non_pic): New function.
8926 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8927 (Target_sparc::Scan::global): Likewise.
8929 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8930 * configure: Rebuild.
8932 * options.h (DEFINE_enable): New macro.
8933 (new_dtags): New enable option.
8934 (initfirst, interpose, loadfltr, nodefaultlib,
8935 nodelete, nodlopen, nodump): New -z options.
8936 * layout.cc (Layout:finish_dynamic_section): If new
8937 dtags enabled, emit DT_RUNPATH. Also, emit a
8938 DT_FLAGS_1 containing any specified -z flags.
8940 2008-04-16 Ian Lance Taylor <iant@google.com>
8942 * copy-relocs.cc: New file.
8943 * copy-relocs.h: New file.
8944 * reloc.cc: Remove Copy_relocs code.
8945 * reloc.h: Likewise.
8946 * reloc-types.h (struct Reloc_types) [both versions]: Add
8947 get_reloc_addend_noerror.
8948 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8949 variants of add_global which take an addend which must be zero.
8950 * i386.cc: Include "copy-relocs.h".
8951 (class Target_i386): Change type of copy_relocs_ to variable,
8953 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8955 (Target_i386::do_finalize_sections): Change handling of
8957 * sparc.cc: Include "copy-relocs.h".
8958 (class Target_sparc): Change type of copy_relocs_ to variable,
8960 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8962 (Target_sparc::do_finalize_sections): Change handling of
8964 * x86_64.cc: Include "copy-relocs.h".
8965 (class Target_x86_64): Change type of copy_relocs_ to variable,
8967 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8968 class. Change all callers.
8969 (Target_x86_64::do_finalize_sections): Change handling of
8971 * Makefile.am (CCFILES): Add copy-relocs.cc.
8972 (HFILES): Add copy-relocs.h.
8974 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8976 * testsuite/script_test_4.sh: Permit leading zeroes.
8978 2008-04-15 Ian Lance Taylor <iant@google.com>
8980 * script-sections.cc (Script_sections::create_segments): Use
8981 header_size_adjustment even when there is enough room for the
8983 * testsuite/script_test_4.sh: New file.
8984 * testsuite/script_test_4.t: New file.
8985 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8986 (check_DATA): Add script_test_4.stdout.
8987 (MOSTLYCLEANFILES): Likewise.
8988 (script_test_4): New target.
8989 (script_test_4.stdout): New target.
8990 * testsuite/Makefile.in: Rebuild.
8992 * sparc.cc: Add definitions for Output_data_plt_sparc class
8995 2008-04-14 David S. Miller <davem@davemloft.net>
8997 * sparc.cc: New file.
8998 * Makefile.am (TARGETSOURCES): Add sparc.cc
8999 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9000 * configure.tgt: Document targ_extra_size and
9001 targ_extra_big_endian. Add entries for sparc-* and
9003 * configure.ac: Handle targ_extra_size and
9004 targ_extra_big_endian.
9005 * Makefile.in: Rebuild.
9006 * configure: Likewise.
9007 * po/POTFILES.in: Likewise.
9008 * po/gold.pot: Likewise.
9010 2008-04-14 Ian Lance Taylor <iant@google.com>
9012 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9013 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9014 in the name/type/flags to section mapping. Don't call
9015 allocate_output_section.
9016 (Layout::choose_output_section): Change parameter from adjust_name
9017 to is_input_section. Don't permit input sections after sections
9018 are attached to segments. Don't call allocate_output_section.
9019 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9020 not write_enable_output_section.
9021 (Layout::make_output_section): Don't push to
9022 unattached_section_list_ nor call attach_to_segment. Call
9023 attach_section_to_segment if sections are attached.
9024 (Layout::attach_sections_to_segments): New function.
9025 (Layout::attach_section_to_segment): New function.
9026 (Layout::attach_allocated_section_to_segment): Rename from
9027 attach_to_segment. Remove flags parameter.
9028 (Layout::allocate_output_section): Remove function.
9029 (Layout::write_enable_output_section): Remove function.
9030 * layout.h (class Layout): Update for above changes. Add new
9031 field sections_are_attached_.
9032 * output.h (Output_section::update_flags_for_input_section): New
9034 * output.cc (Output_section::add_input_section): Call
9035 update_flags_for_input_section.
9036 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9038 2008-04-11 Cary Coutant <ccoutant@google.com>
9040 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9041 thought unnecessary.
9042 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9044 2008-04-11 Ian Lance Taylor <iant@google.com>
9046 * output.h (class Output_section_data): Remove inline definition
9048 * output.cc (Output_section_data::set_addralign): New function.
9050 2008-04-11 Cary Coutant <ccoutant@google.com>
9052 Add support for TLS descriptors for i386 and x86_64.
9053 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9054 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9055 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9057 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9058 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9059 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9061 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9062 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9063 Fix problem with initial-exec relocations.
9064 (Target_i386::Relocate::relocate_tls): Likewise.
9065 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9067 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9068 support for section-plus-offset dynamic table entries.
9069 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9070 (Output_data_dynamic::Dynamic_entry): Add support for
9071 section-plus-offset dynamic table entries.
9072 (Output_data_dynamic::Classification): Likewise.
9073 (Output_data_dynamic::classification_): Renamed offset_.
9074 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9075 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9076 (Target_x86_64::make_plt_section): New function.
9077 (Target_x86_64::reserve_tlsdesc_entries): New function.
9078 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9079 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9080 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9081 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9082 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9083 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9084 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9085 add extra PLT entry for TLS descriptors.
9086 (Output_data_plt_x86_64::got_): New field.
9087 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9088 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9090 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9092 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9093 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9094 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9095 R_386_TLS_DESC_CALL relocations.
9096 (Target_x86_64::Scan::global): Likewise.
9097 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9098 for TLS descriptors.
9099 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9100 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9101 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9102 GD-to-IE relaxation.
9103 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9104 and TLS_DESCRIPTORS.
9105 * Makefile.in: Rebuild.
9106 * configure: Rebuild.
9107 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9108 (tls_test_shared2.so): New target.
9109 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9110 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9111 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9112 (tls_shared_gd_to_ie_test_LDADD): New variable.
9113 (tls_shared_gnu2_gd_to_ie_test): New target.
9114 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9116 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9117 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9118 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9119 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9120 (tls_shared_gnu2_test): New target.
9121 (tls_test_gnu2_shared.so): New target.
9122 (tls_shared_gnu2_test_SOURCES): New variable.
9123 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9124 (tls_shared_gnu2_test_LDFLAGS): New variable.
9125 (tls_shared_gnu2_test_LDADD): New variable.
9126 * testsuite/Makefile.in: Rebuild.
9127 * testsuite/Makefile.
9129 2008-04-11 Ian Lance Taylor <iant@google.com>
9131 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9133 * testsuite/Makefile.in: Rebuild.
9135 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9137 * testsuite/script_test_2.cc (main): Adjust test.
9139 2008-04-11 David S. Miller <davem@davemloft.net>
9140 Ian Lance Taylor <iant@google.com>
9142 * options.h (General_options): Add entries for '-Y' and
9144 * options.cc (General_options:finalize): If -Y was used, add those
9145 entries to the library path instead of the default "/lib" and
9148 2008-04-11 David S. Miller <davem@davemloft.net>
9150 * testsuite/justsyms.t: Start at 0x100.
9151 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9152 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9154 * testsuite/script_test_2.cc: Adjust string and section length
9157 2008-04-09 Ian Lance Taylor <iant@google.com>
9160 * script-sections.cc (Sections_element::allocate_to_segment): Add
9162 (Output_section_definition::allocate_to_segment): Likewise.
9163 (Orphan_output_section::allocate_to_segment): Likewise.
9164 (Script_sections::attach_sections_using_phdrs_clause): Don't
9165 propagate non-PT_LOAD segments to orphan sections.
9166 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9167 readelf rather than objdump.
9168 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9169 .interp section and PT_INTERP segment are the same size.
9170 * testsuite/Makefile.in: Rebuild.
9172 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9173 aliases for symbols defined in the same object.
9174 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9175 (weak_alias_test_SOURCES): New variable.
9176 (weak_alias_test_DEPENDENCIES): New variable.
9177 (weak_alias_test_LDFLAGS): New variable.
9178 (weak_alias_test_LDADD): New variable.
9179 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9180 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9181 (weak_alias_test_3.o): New target.
9182 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9183 * testsuite/weak_alias_test_main.cc: New file.
9184 * testsuite/weak_alias_test_1.cc: New file.
9185 * testsuite/weak_alias_test_2.cc: New file.
9186 * testsuite/weak_alias_test_3.cc: New file.
9188 2008-04-08 Ian Lance Taylor <iant@google.com>
9190 * options.h (class General_options): Add --noinhibit-exec option.
9191 * main.cc (main): Check --noinhibit-exec.
9193 * options.h (class General_options): Define --wrap as a special
9194 option. Add wrap_symbols_ field.
9195 (General_options::any_wrap_symbols): New function.
9196 (General_options::is_wrap_symbol): New function.
9197 * options.cc (General_options::parse_wrap): New function.
9198 (General_options::General_options): Initialize wrap_symbols_.
9199 * symtab.cc (Symbol_table::wrap_symbol): New function.
9200 (Symbol_table::add_from_object): Handle --wrap.
9201 * symtab.h (class Symbol_table): Declare wrap_symbol.
9202 * target.h (Target::wrap_char): New function.
9203 (Target::Target_info): Add wrap_char field.
9204 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9205 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9206 * testsuite/testfile.cc (Target_test::test_target_info):
9209 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9212 * layout.h (class Layout): Add added_eh_frame_data_ field.
9213 * layout.cc (Layout::Layout): Initialize new field.
9214 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9215 output section until we find a section we merged successfully.
9216 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9217 that the size be non-zero.
9219 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9222 2008-04-08 Craig Silverstein <csilvers@google.com>
9224 * configure.ac: Export new conditional variable HAVE_ZLIB.
9225 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9227 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9228 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9230 2008-04-07 Ian Lance Taylor <iant@google.com>
9232 * version.cc (version_string): Set to "1.5".
9234 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9235 Add issued_non_pic_error_ field. Declare check_non_pic.
9236 (Target_x86_64::Scan::check_non_pic): New function.
9237 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9238 (Target_x86_64::Scan::global): Likewise.
9240 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9241 addend parameter. Change caller. Handle merge sections.
9242 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9243 Address to Addend. Don't add in the result of
9244 local_section_offset, pass down the addend and use the returned
9246 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9247 Update declarations of local_section_offset and symbol_value.
9248 * testsuite/two_file_test_1.cc (t18): New function.
9249 * testsuite/two_file_test_2.cc (f18): New function.
9250 * testsuite/two_file_test_main.cc (main): Call t18.
9251 * testsuite/two_file_test.h (t18, f18): Declare.
9253 * configure.ac: Don't test for objdump, c++filt, or readelf.
9254 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9256 (TEST_READELF): New variable.
9257 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9258 (check_PROGRAMS): Add two_file_strip_test.
9259 (two_file_strip_test): New target.
9260 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9261 (two_file_same_shared_strip_test_SOURCES): New variable.
9262 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9263 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9264 (two_file_same_shared_strip_test_LDADD): New variable.
9265 (two_file_shared_strip.so): New target.
9266 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9267 (ver_test_5.syms, ver_test_7.syms): Likewise.
9268 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9269 (strip_test_3.stdout): Use TEST_OBJDUMP.
9270 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9272 2008-04-04 Cary Coutant <ccoutant@google.com>
9274 * symtab.h (Symbol::is_weak_undefined): New function.
9275 (Symbol::is_strong_undefined): New function.
9276 (Symbol::is_absolute): New function.
9277 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9278 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9280 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9281 (weak_undef_test): New target.
9282 * testsuite/Makefile.in: Rebuild.
9283 * testsuite/weak_undef_file1.cc: New file.
9284 * testsuite/weak_undef_file2.cc: New file.
9285 * testsuite/weak_undef_test.cc: New file.
9287 2008-04-03 Craig Silverstein <csilvers@google.com>
9289 * compressed_output.h (class Output_compressed_section): Use
9291 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9293 (zlib_compressed_suffix): Removed.
9294 (Output_compressed_section::set_final_data_size): Use unsigned
9296 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9297 Fix linker invocation.
9298 (flagstest_o_specialfile_and_compress_debug_sections):
9300 * testsuite/Makefile.in: Regenerated.
9302 2008-04-02 David S. Miller <davem@davemloft.net>
9304 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9305 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9307 2008-04-02 Craig Silverstein <csilvers@google.com>
9311 2008-04-02 Ian Lance Taylor <iant@google.com>
9313 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9314 parameters. Update for new key type to views_. Change all
9316 (File_read::read): Adjust for byteshift in returned view.
9317 (File_read::add_view): New function, broken out of
9319 (File_read::make_view): New function, broken out of
9321 (File_read::find_or_make_view): Add offset and aligned
9322 parameters. Rewrite accordingly. Change all callers.
9323 (File_read::get_view): Add offset and aligned parameters. Adjust
9324 for byteshift in return value.
9325 (File_read::get_lasting_view): Likewise.
9326 * fileread.h (class File_read): Update declarations.
9327 (class File_read::View): Add byteshift_ field. Add byteshift to
9328 constructor. Add byteshift method.
9329 * archive.h (Archive::clear_uncached_views): New function.
9330 (Archive::get_view): Add aligned parameter. Change all callers.
9331 * object.h (Object::get_view): Add aligned parameter. Change all
9333 (Object::get_lasting_view): Likewise.
9335 * fileread.cc (File_read::release): Don't call clear_views if
9336 there are multiple objects.
9337 * fileread.h (File_read::clear_uncached_views): New function.
9338 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9341 2008-03-31 Cary Coutant <ccoutant@google.com>
9343 Add thin archive support.
9344 * archive.cc (Archive::armagt): New const.
9345 (Archive::setup): Remove task parameter and calls to unlock.
9346 (Archive::unlock_nested_archives): New function.
9347 (Archive::read_header): Add nested_off parameter. Change
9349 (Archive::interpret_header): Likewise.
9350 (Archive::include_all_members): Change to handle thin
9352 (Archive::include_member): Likewise.
9353 * archive.h (Archive::Archive): Add new parameters and
9355 (Archive::armagt): New const.
9356 (Archive::setup): Remove task parameter.
9357 (Archive::unlock_nested_archives): New function.
9358 (Archive::read_header): Add nested_off parameter.
9359 (Archive::interpret_header): Likewise.
9360 (Archive::Nested_archive_table): New typedef.
9361 (Archive::is_thin_archive_): New field.
9362 (Archive::nested_archives_): New field.
9363 (Archive::options_): New field.
9364 (Archive::dirpath_): New field.
9365 (Archive::task_): New field.
9366 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9367 for thin archives. Pass additional parameters to
9368 Archive::Archive. Unlock the archive file after calling
9371 2008-03-29 Ian Lance Taylor <iant@google.com>
9373 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9374 version symbol to be local.
9375 * testsuite/ver_test_4.sh: New file.
9376 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9377 (check_DATA): Add ver_test_4.syms.
9378 (ver_test_4.syms): New target.
9379 * testsuite/Makefile.in: Rebuild.
9382 (Output_section::Input_section_sort_entry::has_priority): New
9384 (Output_section::Input_section_sort_entry::match_file_name): New
9386 (Output_section::Input_section_sort_entry::match_section_name):
9388 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9390 (Output_section::Input_section_sort_entry::match_section_file):
9392 (Output_section::Input_section_sort_compare::operator()): Rewrite
9393 using new Input_section_sort_entry functions. Sort crtbegin and
9394 crtend first. Sort sections with no priority before sections with
9396 * testsuite/initpri1.c (d3): Check j != 4.
9397 (cd5): New constructor/destructor function.
9398 (main): Check j != 2.
9400 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9401 new symbol when resolving, don't call set_is_default.
9402 * testsuite/ver_test_7.cc: New file.
9403 * testsuite/ver_test_7.sh: New file.
9404 * testsuite/Makefile.am (ver_test_7.so): New target.
9405 (ver_test_7.o): New target.
9406 (check_SCRIPTS): Add ver_test_7.sh.
9407 (check_DATA): Add ver_test_7.syms.
9408 (ver_test_7.syms): New target.
9410 2008-03-28 Ian Lance Taylor <iant@google.com>
9412 * layout.cc (Layout::layout): If we see an input section with a
9413 name that needs sorting, set the must_sort flag for the output
9415 (Layout::make_output_section): If the name of the output section
9416 indicates that it might require sorting, set the may_sort flag.
9417 * output.h (Output_section::may_sort_attached_input_sections): New
9419 (Output_section::set_may_sort_attached_input_sections): New
9421 (Output_section::must_sort_attached_input_sections): New
9423 (Output_section::set_must_sort_attached_input_sections): New
9425 (class Output_section): Declare Input_section_sort_entry. Define
9426 Input_section_sort_compare. Declare
9427 sort_attached_input_sections. Add new fields:
9428 may_sort_attached_input_sections_,
9429 must_sort_attached_input_sections_,
9430 attached_input_sections_are_sorted_.
9431 * output.cc (Output_section::Output_section): Initialize new
9433 (Output_section::add_input_section): Add an entry to
9434 input_sections_ if may_sort or must_sort are true.
9435 (Output_section::set_final_data_size): Call
9436 sort_attached_input_sections if necessary.
9437 (Output_section::Input_section_sort_entry): Define new class.
9438 (Output_section::Input_section_sort_compare::operator()): New
9440 (Output_section::sort_attached_input_sections): New function.
9441 * configure.ac: Check whether the compiler supports constructor
9442 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9443 * testsuite/initpri1.c: New file.
9444 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9445 CONSTRUCTOR_PRIORITY.
9446 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9447 (initpri1_LDFLAGS): New variable.
9448 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9450 2008-03-27 Ian Lance Taylor <iant@google.com>
9452 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9453 * testsuite/common_test_1.c: New file.
9454 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9455 (common_test_1_SOURCES): New variable.
9456 (common_test_1_DEPENDENCIES): New variable.
9457 (common_test_1_LDFLAGS): New variable.
9459 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9460 and commons_ correctly when NAME/VERSION does not override
9462 * testsuite/ver_test_6.c: New file.
9463 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9464 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9465 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9467 2008-03-26 Ian Lance Taylor <iant@google.com>
9469 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9470 of an undefined symbol from a version script.
9471 * testsuite/Makefile.am (ver_test_5.so): New target.
9472 (ver_test_5.o): New target.
9473 (check_SCRIPTS): Add ver_test_5.sh.
9474 (check_DATA): Add ver_test_5.syms.
9475 (ver_test_5.syms): New target.
9476 * testsuite/ver_test_5.cc: New file.
9477 * testsuite/ver_test_5.script: New file.
9478 * testsuite/ver_test_5.sh: New file.
9479 * Makefile.in, testsuite/Makefile.in: Rebuild.
9482 Fix problems building gold with gcc 4.3.0.
9483 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9484 (gold_error_at_location, gold_warning_at_location): Use it.
9485 * configure.ac: Check whether we can compile and use a template
9486 function with a printf attribute.
9487 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9488 when jumping over bytes.
9489 * object.cc: Instantiate Object::read_section_data.
9490 * debug.h: Include <cstring>
9491 * dwarf_reader.cc: Include <algorithm>
9492 * main.cc: Include <cstring>.
9493 * options.cc: Include <cstring>.
9494 * output.cc: Include <cstring>.
9495 * script.cc: Include <cstring>.
9496 * script.h: Include <string>.
9497 * symtab.cc: Include <cstring> and <algorithm>.
9498 * target-select.cc: Include <cstring>.
9499 * version.cc: Include <string>.
9500 * testsuite/testmain.cc: Include <cstdlib>.
9501 * configure, config.in: Rebuild.
9503 2008-03-25 Ian Lance Taylor <iant@google.com>
9505 * options.cc: Include "../bfd/bfdver.h".
9506 (options::help): Print bug reporting address.
9508 * version.cc (print_version): Adjust output for current value of
9513 * options.cc (options::help): Print list of supported targets.
9514 * target-select.h: Include <vector>.
9515 (class Target_selector): Make machine_, size_, and is_big_endian_
9516 fields const. Add bfd_name_ and instantiated_target_ fields.
9517 (Target_selector::Target_selector): Add bfd_name parameter.
9518 (Target_selector::recognize): Make non-virtual, call
9520 (Target_selector::recognize_by_name): Make non-virtual, call
9521 do_recognize_by_name.
9522 (Target_selector::supported_names): New function.
9523 (Target_selector::bfd_name): New function.
9524 (Target_selector::do_instantiate_target): New pure virtual
9526 (Target_selector::do_recognize): New virtual function.
9527 (Target_selector::do_recognize_by_name): New virtual function.
9528 (Target_selector::instantiate_target): New private function.
9529 (supported_target_names): Declare.
9530 * target-select.cc (Target_selector::Target_selector): Update for
9531 new parameter and fields.
9532 (select_target_by_name): Check that the name matches before
9533 calling recognize_by_name.
9534 (supported_target_names): New function.
9535 * i386.cc (class Target_selector_i386): Update Target_selector
9536 constructor call. Remove recognize and recognize_by_name. Add
9537 do_instantiate_target.
9538 * x86_64.cc (class Target_selector_x86_64): Likewise.
9539 * testsuite/testfile.cc (class Target_selector_test): Update for
9540 changes to Target_selector.
9542 * README: Rewrite, with some notes on unsupported features.
9544 2008-03-24 Cary Coutant <ccoutant@google.com>
9546 * i386.cc (Target_i386::Got_type): New enum declaration.
9547 (Target_i386::Scan::local): Updated callers of Output_data_got
9549 (Target_i386::Scan::global): Likewise.
9550 (Target_i386::Relocate::relocate): Likewise.
9551 (Target_i386::Relocate::relocate_tls): Likewise.
9552 * object.h (Got_offset_list): New class.
9553 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9554 (Sized_relobj::local_got_offset): Likewise.
9555 (Sized_relobj::set_local_got_offset): Likewise.
9556 (Sized_relobj::local_has_tls_got_offset): Removed.
9557 (Sized_relobj::local_tls_got_offset): Removed.
9558 (Sized_relobj::set_local_tls_got_offset): Removed.
9559 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9560 * output.cc (Output_data_got::add_global): Added got_type parameter.
9561 (Output_data_got::add_global_with_rel): Likewise.
9562 (Output_data_got::add_global_with_rela): Likewise.
9563 (Output_data_got::add_global_pair_with_rel): New function.
9564 (Output_data_got::add_global_pair_with_rela): New function.
9565 (Output_data_got::add_local): Added got_type parameter.
9566 (Output_data_got::add_local_with_rel): Likewise.
9567 (Output_data_got::add_local_with_rela): Likewise.
9568 (Output_data_got::add_local_pair_with_rel): New function.
9569 (Output_data_got::add_local_pair_with_rela): New function.
9570 (Output_data_got::add_global_tls): Removed.
9571 (Output_data_got::add_global_tls_with_rel): Removed.
9572 (Output_data_got::add_global_tls_with_rela): Removed.
9573 (Output_data_got::add_local_tls): Removed.
9574 (Output_data_got::add_local_tls_with_rel): Removed.
9575 (Output_data_got::add_local_tls_with_rela): Removed.
9576 * output.h (Output_data_got::add_global): Added got_type parameter.
9577 (Output_data_got::add_global_with_rel): Likewise.
9578 (Output_data_got::add_global_with_rela): Likewise.
9579 (Output_data_got::add_global_pair_with_rel): New function.
9580 (Output_data_got::add_global_pair_with_rela): New function.
9581 (Output_data_got::add_local): Added got_type parameter.
9582 (Output_data_got::add_local_with_rel): Likewise.
9583 (Output_data_got::add_local_with_rela): Likewise.
9584 (Output_data_got::add_local_pair_with_rel): New function.
9585 (Output_data_got::add_local_pair_with_rela): New function.
9586 (Output_data_got::add_global_tls): Removed.
9587 (Output_data_got::add_global_tls_with_rel): Removed.
9588 (Output_data_got::add_global_tls_with_rela): Removed.
9589 (Output_data_got::add_local_tls): Removed.
9590 (Output_data_got::add_local_tls_with_rel): Removed.
9591 (Output_data_got::add_local_tls_with_rela): Removed.
9592 * resolve.cc (Symbol::override_base_with_special): Removed
9593 reference to has_got_offset_ field.
9594 * symtab.cc (Symbol::init_fields): Replaced initialization
9595 of got_offset_ with got_offsets_. Removed initialization
9597 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9598 (Symbol::got_offset): Likewise.
9599 (Symbol::set_got_offset): Likewise.
9600 (Symbol::has_tls_got_offset): Removed.
9601 (Symbol::tls_got_offset): Removed.
9602 (Symbol::set_tls_got_offset): Removed.
9603 (Symbol::got_offset_): Removed.
9604 (Symbol::tls_mod_got_offset_): Removed.
9605 (Symbol::tls_pair_got_offset_): Removed.
9606 (Symbol::got_offsets_): New field.
9607 (Symbol::has_got_offset): Removed.
9608 (Symbol::has_tls_mod_got_offset): Removed.
9609 (Symbol::has_tls_pair_got_offset): Removed.
9610 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9611 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9613 (Target_x86_64::Scan::global): Likewise.
9614 (Target_x86_64::Relocate::relocate): Likewise.
9615 (Target_x86_64::Relocate::relocate_tls): Likewise.
9617 2008-03-25 Ben Elliston <bje@au.ibm.com>
9619 * yyscript.y: Fix spelling error in comment.
9621 2008-03-24 Ian Lance Taylor <iant@google.com>
9623 * options.h (class General_options): Define build_id option.
9624 * layout.h (class Layout): Declare write_build_id, create_note,
9625 create_build_id. Add build_id_note_ member.
9626 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9627 "libiberty.h", "md5.h", "sha1.h".
9628 (Layout::Layout): Initialize eh_frame_data_,
9629 eh_frame_hdr_section_, and build_id_note_.
9630 (Layout::finalize): Call create_build_id.
9631 (Layout::create_note): New function, broken out of
9632 Layout::create_gold_note.
9633 (Layout::create_gold_note): Call create_note.
9634 (Layout::create_build_id): New function.
9635 (Layout::write_build_id): New function.
9636 (Close_task_runner::run): Call write_build_id.
9638 * x86_64.cc: Correct license to GPLv3.
9640 2008-03-23 Ian Lance Taylor <iant@google.com>
9642 * options.cc: Include "demangle.h".
9643 (parse_optional_string): New function.
9644 (parse_long_option): Handle takes_optional_argument.
9645 (parse_short_option): Update dash_z initializer. Handle
9646 takes_optional_argument.
9647 (General_options::General_options): Initialize do_demangle_.
9648 (General_options::finalize): Set do_demangle_. Handle demangling
9650 * options.h (parse_optional_string): Declare.
9651 (struct One_option): Add optional_arg field. Update constructor.
9652 Update call constructor calls. Add takes_optional_argument
9654 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9655 (DEFINE_optional_string): Define.
9656 (General_options::demangle): Change from DEFINE_bool to
9657 DEFINE_optional_string.
9658 (General_options::no_demangle): New function.
9659 (General_options::do_demangle): New function.
9660 (General_options::set_do_demangle): New function.
9661 (General_options::execstack_status_): Move definition to end of
9663 (General_options::static_): Likewise.
9664 (General_options::do_demangle_): New field.
9665 * object.cc (big_endian>::get_symbol_location_info): Call
9666 Options::do_demangle, not Options::demangle.
9667 * symtab.cc (demangle): Likewise.
9669 2008-03-22 Ian Lance Taylor <iant@google.com>
9671 * gold.h: Include <cstddef> and <sys/types.h>
9672 * options.h: Include <cstring>.
9674 2008-03-21 Ian Lance Taylor <iant@google.com>
9676 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob