1 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
6 2011-02-02 Sriraman Tallam <tmsriram@google.com>
8 * icf.h (is_section_foldable_candidate): Change type of parameter
10 * icf.cc (Icf::find_identical_sections): Change type of local variable
11 section_name to be std::string.
12 (is_function_ctor_or_dtor): Change type of parameter to std::string.
14 2011-01-25 Ian Lance Taylor <iant@google.com>
16 * script.cc (script_add_extern): Rewrite to use
19 2011-01-25 Doug Kwan <dougkwan@google.com>
21 * icf.cc (get_section_contents): Always lock section's object.
23 2011-01-24 Ian Lance Taylor <iant@google.com>
25 * options.h (class General_options): Accept
26 --no-detect-odr-violations.
28 2011-01-24 Ian Lance Taylor <iant@google.com>
30 * version.cc (version_string): Bump to 1.11.
32 2011-01-24 Ian Lance Taylor <iant@google.com>
34 * plugin.cc (class Plugin_rescan): Define new class.
35 (Plugin_manager::claim_file): Set any_claimed_.
36 (Plugin_manager::save_archive): New function.
37 (Plugin_manager::save_input_group): New function.
38 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
40 (Plugin_manager::new_undefined_symbol): New function.
41 (Plugin_manager::rescan): New function.
42 (Plugin_manager::rescannable_defines): New function.
43 (Plugin_manager::add_input_file): Set any_added_.
44 * plugin.h (class Plugin_manager): define new fields rescannable_,
45 undefined_symbols_, any_claimed_, and any_added_. Declare
46 Plugin_rescan as friend. Declare new functions.
47 (Plugin_manager::Rescannable): Define type.
48 (Plugin_manager::Rescannable_list): Define type.
49 (Plugin_manager::Undefined_symbol_list): Define type.
50 (Plugin_manager::Plugin_manager): Initialize new fields.
51 * archive.cc (Archive::defines_symbol): New function.
52 (Add_archive_symbols::run): Pass archive to plugins if any.
53 * archive.h (class Archive): Declare defines_symbol.
54 * readsyms.cc (Input_group::~Input_group): New function.
55 (Finish_group::run): Pass input_group to plugins if any.
56 * readsyms.h (class Input_group): Declare destructor.
57 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
60 2011-01-10 Ian Lance Taylor <iant@google.com>
62 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
64 (Layout::set_segment_offsets): Reset increase_relro before calling
65 set_section_addresses a second time.
67 2011-01-04 Cary Coutant <ccoutant@google.com>
69 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
70 sections before NOBITS sections.
72 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
74 * version.cc (print_version): Update copyright to 2011.
76 2010-12-23 Cary Coutant <ccoutant@google.com>
78 * output.h (Output_data_reloc::add_output_section): Pass OD instead
79 of OS to this->add. Add OD parameter to second form of the function.
81 2010-12-20 Ian Lance Taylor <iant@google.com>
83 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
84 second of two consecutive entries with same offset.
86 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
88 * testsuite/Makefile.am (ifuncmain2static_LDADD)
89 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
90 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
91 to avoid unneeded links against $(LDADD).
92 * testsuite/Makefile.in: Regenerate.
94 2010-12-15 Ian Lance Taylor <iant@google.com>
97 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
98 for R_X86_64_32 and R_X86_64_PC32.
99 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
100 ver_matching_def_pic.o.
101 (ver_matching_def_pic.o): New target.
103 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
105 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
106 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
107 Move definition before File_read::View member definitions.
108 (File_read::View::~View): Initialize and hold lock before
109 updating current_mapped_bytes.
111 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
113 * dwarf_reader.cc: Remove outdated comment.
114 * gold-threads.cc: Fix typo in error message.
115 * archive.cc: Fix typos in comments.
116 * archive.h: Likewise.
117 * arm-reloc-property.cc: Likewise.
118 * arm-reloc-property.h: Likewise.
119 * arm-reloc.def: Likewise.
121 * attributes.h: Likewise.
123 * ehframe.cc: Likewise.
124 * fileread.h: Likewise.
128 * incremental.h: Likewise.
129 * int_encoding.cc: Likewise.
130 * layout.h: Likewise.
133 * object.cc: Likewise.
134 * object.h: Likewise.
135 * options.cc: Likewise.
136 * readsyms.cc: Likewise.
137 * reduced_debug_output.cc: Likewise.
138 * reloc.cc: Likewise.
139 * script-sections.cc: Likewise.
140 * sparc.cc: Likewise.
141 * symtab.h: Likewise.
142 * target-reloc.h: Likewise.
143 * target.cc: Likewise.
144 * target.h: Likewise.
145 * timer.cc: Likewise.
147 * x86_64.cc: Likewise.
149 2010-12-09 Cary Coutant <ccoutant@google.com>
151 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
153 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
154 parameter; change all callers.
155 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
156 * options.h (warn_execstack): New option.
158 2010-12-07 Doug Kwan <dougkwan@google.com>
160 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
161 like function call relocations.
163 2010-12-07 Ian Lance Taylor <iant@google.com>
165 * archive.cc (Archive::get_elf_object_for_member): Permit
166 punconfigured to be NULL.
167 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
168 (Archive::include_member): Pass NULL to get_elf_object_for_member
169 if we searched for the archive and this is the first included
172 2010-12-01 Ian Lance Taylor <iant@google.com>
174 * dwarf_reader.h (class Sized_dwarf_line_info): Add
175 track_relocs_type_ field.
176 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
177 Set track_relocs_type_.
178 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
179 contents when using RELA relocs.
180 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
182 * reloc.cc (Track_relocs::next_addend): New function.
183 * reloc.h (class Track_relocs): Declare next_addend.
185 2010-12-01 Ian Lance Taylor <iant@google.com>
187 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
190 2010-12-01 Ian Lance Taylor <iant@google.com>
192 * README: Update compilers known to work and fail.
194 2010-11-23 Matthias Klose <doko@ubuntu.com>
196 * configure.in: For --enable-gold, handle value `default' instead of
197 `both*'. Always install ld as ld.bfd, install as ld if gold is
199 * configure: Regenerate.
201 2010-11-18 Doug Kwan <dougkwan@google.com>
203 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
204 and right_alignment to be zero. Store result alignment only if it is
205 greater than existing alignment.
207 2010-11-16 Cary Coutant <ccoutant@google.com>
210 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
211 Check for ".zdebug_line".
213 2010-11-16 Doug Kwan <dougkwan@google.com>
214 Cary Coutant <ccoutant@google.com>
216 * output.h (Output_segment::set_section_addresses): Pass increase_relro
217 by reference; adjust all callers.
218 * output.cc (Output_segment::set_section_addresses): Adjust references
219 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
221 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
222 end at page boundary.
224 2010-11-16 Cary Coutant <ccoutant@google.com>
227 * layout.cc (Layout::choose_output_section): Transform names of
228 compressed sections even when using a script with a SECTIONS clause.
229 (Layout::output_section_name): Remove code to transform
230 compressed debug section names.
231 * output.cc (Output_section::add_input_section): Use uncompressed
232 section size when tracking input sections.
234 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
236 * symtab.h (Symbol::NON_PIC_REF): Remove.
237 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
238 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
239 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
240 (Symbol::use_plt_offset): Take a flags argument and pass it
241 directly to needs_dynamic_reloc. Restrict check for undefined
242 weak symbols to function calls.
243 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
244 (Target_arm::Scan::global): Use it.
245 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
246 (Target_arm::Relocate::relocate): Likewise.
247 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
248 parameter with an r_type parameter. Use get_reference_flags
250 (Target_arm::Relocate::relocate): Update accordingly.
251 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
252 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
253 (Target_i386::Scan::global): Likewise.
254 (Target_i386::Relocate::relocate): Likewise.
255 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
256 parameter with an r_type parameter. Use get_reference_flags
258 (Target_i386::Relocate::relocate): Update accordingly.
259 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
260 (Target_powerpc::Scan::global): Use it.
261 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
262 (Target_powerpc::Relocate::relocate): Likewise.
263 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
264 (Target_sparc::Scan::global): Use it.
265 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
266 (Target_sparc::Relocate::relocate): Likewise.
267 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
268 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
269 (Target_x86_64::Scan::global): Likewise.
270 (Target_x86_64::Relocate::relocate): Likewise.
272 2010-11-08 Doug Kwan <dougkwan@google.com>
273 Cary Coutant <ccoutant@google.com>
275 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
276 (Arm_exidx_merge_section::section_contents_): New data member.
277 (Arm_input_section::Arm_input_section): Initialize original_contents_.
278 (Arm_input_section::~Arm_input_section): De-allocate memory.
279 (Arm_input_section::original_contents_): New data member.
280 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
281 in parameters instead of calling Object::section_contents without
283 (Arm_output_section::group_section): New parameter TASK. Pass it
284 to callees that need locking objects.
285 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
286 to lock EXIDX input sections. Fix a formatting issue. Call
287 Arm_exidx_merged_section::build_contents to create merged section
289 (Arm_output_section::create_stub_group): New parameter TASK. Use it
290 to lock object of stub table owner.
291 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
292 TEXT_SIZE to initialize data member TEXT_SIZE_.
293 (Arm_exidx_input_section::addralign): Fix typo in comment.
294 (Arm_exidx_input_section::text_size): New method.
295 (Target_arm::do_relax): New parameter TASK. Pass it to callees
296 that require locking objects. Lock objects before scanning for stubs
297 and updating local symbols.
298 (Arm_input_section<big_endian>::init): Copy contents of original
300 (Arm_input_section<big_endian>::do_write): Use saved contents of
301 original input section instead of calling Object::section_contents
303 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
304 size without calling Object::section_size().
305 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
306 for size. Allocate a buffer for merged EXIDX entries.
307 (Arm_exidx_merged_section::build_contents): New method.
308 (Arm_exidx_merged_section::do_write): Move merge section contents
309 building code to Arm_exidx_merged_section::build_contetns. Write
310 out contetns in buffer instead of building it on the fly.
311 (Arm_relobj::make_exidx_input_section): Also pass text section size
312 to Arm_exidx_input_section constructor.
313 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
314 (Arm_dynobj::do_read_symbols): Fix memory leak.
315 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
316 * target.h: (class Task): Add forward declaration.
317 (Target::relax): Add new parameter TASK and pass it to
319 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
321 2010-11-05 Cary Coutant <ccoutant@google.com>
324 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
325 object when reading from the file.
326 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
328 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
329 when reading section contents.
330 (get_section_contents): Likewise.
331 (icf::find_identical_sections): Likewise.
332 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
333 object when reading from the file.
334 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
335 the object when doing deferred section layout.
337 2010-11-03 Nick Clifton <nickc@redhat.com>
340 * script.h (class Symbol_assignment: name): New member. Returns
341 the name of the symbol.
342 * scrfipt.cc (Script_options::is_pending_assignment): New member.
343 Returns true if the given symbol name is on the list of
344 assignments wating to be processed.
345 * archive.cc (should_incldue_member): If the symbol is undefined,
346 check to see if it is on the list of symbols pending assignment.
348 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
350 * script-sections.cc (Script_sections::find_memory_region): Check
351 for a NULL output section pointer.
353 2010-10-29 Doug Kwan <dougkwan@google.com>
355 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
356 Output_section::add_relaxed_input_section.
357 * output.cc (Output_section::add_relaxed_input_section): Add new
358 arguments LAYOUT and NAME. Set section order index.
359 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
360 Copy section order index.
361 * output.h (Output_section::add_relaxed_input_section): Add new
362 arguments LAYOUT and NAME.
364 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
366 * testsuite/Makefile.am: Move gcctestdir/ld rule to
367 NATIVE_OR_CROSS_LINKER.
368 * testsuite/Makefile.in: Regenerate.
370 2010-10-20 Doug Kwan <dougkwan@google.com>
372 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
373 without SHF_LINK_ORDER flags.
374 * layout.cc (Layout::choose_output_section): Do not filter
375 SHF_LINK_ORDER flag in a relocatable link.
377 2010-10-17 Cary Coutant <ccoutant@google.com>
379 * output.h (Output_segment::set_section_addresses): Change function
380 signature. Update all callers.
381 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
383 (Output_segment::set_section_addresses): Align after last TLS
384 section. Add padding before last relro section instead of after.
386 2010-10-17 Doug Kwan <dougkwan@google.com>
388 * gold/arm.cc (Target_arm::got_section): Use correct order and set
389 GOT output section to be writable.
391 2010-10-14 Cary Coutant <ccoutant@google.com>
393 * debug.h (DEBUG_INCREMENTAL): New flag.
394 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
395 * gold.cc (queue_initial_tasks): Check parameters for incremental link
397 * incremental.cc (report_command_line): Ignore all forms of
399 * layout.cc (Layout::Layout): Check parameters for incremental link
401 * options.cc (General_options::parse_incremental): New function.
402 (General_options::parse_no_incremental): New function.
403 (General_options::parse_incremental_full): New function.
404 (General_options::parse_incremental_update): New function.
405 (General_options::incremental_mode_): New data member.
406 (General_options::finalize): Check incremental_mode_.
407 * options.h (General_options): Update help text for --incremental.
408 Add --no-incremental, --incremental-full, --incremental-update.
409 (General_options::Incremental_mode): New enum type.
410 (General_options::incremental_mode): New function.
411 (General_options::incremental_mode_): New data member.
412 * parameters.cc (Parameters::incremental_mode_): New data member.
413 (Parameters::set_options): Set incremental_mode_.
414 (Parameters::set_incremental_full): New function.
415 (Parameters::incremental): New function.
416 (Parameters::incremental_update): New function.
417 (set_parameters_incremental_full): New function.
418 * parameters.h (Parameters::set_incremental_full): New function.
419 (Parameters::incremental): New function.
420 (Parameters::incremental_update): New function.
421 (Parameters::incremental_mode_): New data member.
422 (set_parameters_incremental_full): New function.
423 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
424 incremental link mode.
425 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
426 (Sized_relobj::do_relocate_sections): Likewise.
427 * testsuite/Makefile.am (incremental_test): Use --incremental-full
429 * testsuite/Makefile.in: Regenerate.
430 * testsuite/incremental_test.sh: Filter all forms of --incremental.
432 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
434 * script-sections.h (class Script_sections): Make
435 Sections_elements typedef public.
436 * script-sections.cc (class Sort_output_sections): Add elements_
437 field. Add constructor which sets it; change all callers.
438 (Sort_output_sections::is_before): New function.
439 (Sort_output_sections::operator()): Call is_before.
440 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
442 * testsuite/script_test_10.sh: New test. Test script section
444 * testsuite/script_test_10.t: Likewise.
445 * testsuite/script_test_10.s: Likewise.
446 * testsuite/Makefile.am: Wrap the cross linker tests and the
447 common tests into NATIVE_OR_CROSS_LINKER.
448 (check_SCRIPTS): Add script_test_10.sh.
449 (check_DATA): Add script_test_10.stdout.
450 (script_test_10.o, script_test_10): New targets.
451 (script_test_10.stdout): New target.
452 * configure, testsuite/Makefile.in: Regenerate.
454 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
456 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
457 error for the deprecated relocations.
458 (Target_arm::Scan::global): Likewise.
459 (Target_arm::Relocate::relocate): Likewise.
461 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
463 * fileread.cc (Input_file::find_file): Initialize *found_name
464 and *namep when using the fallback search for case 4.
466 2010-10-11 Cary Coutant <ccoutant@google.com>
468 * options.h (class General_options): Redefine -z lazy as an alias for
469 the negation of -z now.
471 2010-10-11 Ian Lance Taylor <iant@google.com>
473 * resolve.cc (symbol_to_bits): Report the value of the unsupported
476 2010-10-06 Nick Clifton <nickc@redhat.com>
478 * script-sections.cc(class Memory_region): Remove
479 current_lma_offset_ field. Rename current_vma_offset_ to
480 current_offset_. Add last_section_ field.
481 (Memory_region::get_current_vma_address): Rename to
483 (Memory_region::get_current_lma_address): Delete.
484 (Memory_region::increment_vma_offset): Rename to
486 (Memory_region::increment_lma_offset): Delete.
487 (Memory_region::attributes_compatible): New method. Returns
488 true if the provided section is compatible with the region.
489 (Memory_region::get_last_section): New method. Returns the last
490 section to use the region.
491 (Memory_region::set_last_section): New method. Stores the last
492 section to use the region.
493 (Script_sections::block_in_region): New method. Returns true if
494 a block of memory is contained within a region.
495 (Script_sections::find_memory_region): New method. Locates a
496 memory region to be used to set a VMA or LMA address.
497 (Output_section_definition::set_section_addresses): Add code to
498 check for addresses set by memory regions.
499 (Output_segment::set_section_addresses): Remove memory region
501 (Script_sections::create_segment): Add a warning if a header
502 segment is created outside of any region.
503 * script-sections.h (class Script_sections): Add prototypes for
504 find_memory_region and block_in_region methods.
505 * testsuite/memory_test.s: Use .long instead of .word.
506 * testsuite/memory_test.t: Add some more output sections.
507 * testsuite/memory_test.sh: Update expected output.
509 2010-10-02 Doug Kwan <dougkwan@google.com>
511 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
512 defintion to symtab.h
513 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
514 declaration to defintion.
516 2010-10-01 Nick Clifton <nickc@redhat.com>
518 * expression.cc (eval): Replace dummy argument with NULL.
519 (eval_maybe_dot): Check for a NULL result section pointer.
520 (Symbol_expression::value): Likewise.
521 (Dot_expression::value): Likewise.
522 (BINARY_EXPRESSION): Likewise.
523 (Max_expression::value): Likewise.
524 (Min_expression::value): Likewise.
525 (Absolute_expression::value): Likewise.
526 (Addr_expression::value_from_output_section): Likewise.
527 (Loaddddr_expression::value_from_output_section): Likewise.
528 (Segment_start_expression::value): Likewise.
530 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
532 (Sections_elememt_dot_assignment::set_section_addresses):
534 (Output_data_expression::do_write_to_buffer): Likewise.
535 (Output_section_definition::finalize_symbols): Likewise.
536 (Output_section_definition::set_section_addresses): Likewise.
538 2010-09-30 Doug Kwan <dougkwan@google.com>
540 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
542 2010-09-28 Sriraman Tallam <tmsriram@google.com>
544 * target.h (Target::can_icf_inline_merge_sections): New virtual
546 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
548 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
550 * icf.cc (get_section_contents): Inline merge sections only when
553 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
555 * configure: Regenerate.
557 2010-09-17 Ian Lance Taylor <iant@google.com>
559 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
560 * testsuite/Makefile.am (memory_test.o): New target.
561 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
563 * testsuite/Makefile.in: Rebuild.
565 2010-09-17 Doug Kwan <dougkwan@google.com>
567 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
568 defintion if relocation uses GOT entries of the symbol.
569 * testsuite/icf_safe_test.sh: Fix test.
570 * testsuite/icf_safe_so_test.sh: Fix test.
572 2010-09-16 Cary Coutant <ccoutant@google.com>
574 * script_sections.cc (class Memory_region): Remove "NULL" from
575 vector initializations.
577 2010-09-15 Cary Coutant <ccoutant@google.com>
579 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
580 Resolve forwarding symbols.
582 2010-09-15 Doug Kwan <dougkwan@google.com>
584 * gold/testsuite/script_test_3.t: Add ARM special sections.
585 * gold/testsuite/script_test_4.t: Same.
586 * gold/testsuite/script_test_5.t: Same.
587 * gold/testsuite/script_test_6.t: Same.
588 * gold/testsuite/script_test_7.t: Same.
589 * gold/testsuite/script_test_7.t: Same.
590 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
592 2010-09-14 Cary Coutant <ccoutant@google.com>
594 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
595 (Target_x86_64::Relocate::relocate_tls): Replace check for
596 saw_tls_block_reloc_ with test for executable section.
598 2010-09-12 Cary Coutant <ccoutant@google.com>
600 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
601 position-independent executables to shared libraries need dynamic
603 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
604 position-independent executables.
605 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
606 * testsuite/Makefile.in: Regenerate.
608 2010-09-10 Nick Clifton <nickc@redhat.com>
611 * testsuite/memory_test.t: Discard any sections that are not
614 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
617 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
618 "This::" to work around a bug in gcc 4.2.
620 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
622 2010-09-09 Rafael Espindola <espindola@google.com>
624 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
625 sections with different PF_X flags in the same segment.
626 (Layout::find_first_load_seg): Search all segments to find the first
628 * options.h (rosegment): New.
630 2010-09-08 Rafael Espindola <espindola@google.com>
632 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
634 2010-09-08 Doug Kwan <dougkwan@google.com>
636 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
637 (Arm_relobj::do_relocate_sections): Add new parameter for output
638 file to match the parent.
639 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
640 of local symbols instead of input values. Update code to track
641 changes in gold::relocate_section.
642 * object.cc (Sized_relobj::compute_final_local_value): New methods.
643 (Sized_relobj::compute_final_local_value_internal): New methods.
644 (Sized_relobj::do_finalize_local_symbols): Move code from loop
645 body into private version of Sized_relobj::compute_final_local_value.
646 Call the inline method.
647 * object.h (Symbol_value::Symbol_value): Define destructor. Free
648 merged symbol value if there is one.
649 (Symbol_value::has_output_value): New method defintiion.
650 (Sized_relobj::Compute_final_local_value_status): New enum type.
651 (Sized_relobj::compute_final_local_value): New methods.
652 (Sized_relobj::compute_final_local_value_internal): New methods.
653 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
654 and arm_cortex_a8.sh.
655 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
656 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
658 * Makefile.in: Regenerate.
659 * testsuite/arm_bl_out_of_range.s: Update test.
660 * testsuite/thumb_bl_out_of_range.s: Ditto.
661 * testsuite/thumb_blx_out_of_range.s: Ditto.
662 * testsuite/arm_branch_out_of_range.sh: New file.
663 * testsuite/arm_cortex_a8.sh: Ditto.
664 * testsuite/arm_cortex_a8_b.s: Ditto.
665 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
666 * testsuite/arm_cortex_a8_b_local.s: Ditto.
667 * testsuite/arm_cortex_a8_bl.s: Ditto.
668 * testsuite/arm_cortex_a8_blx.s: Ditto.
669 * testsuite/arm_cortex_a8_local.s: Ditto.
670 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
671 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
673 2010-09-08 Rafael Espindola <espindola@google.com>
675 * Makefile.am (memory_test.stdout): Run readelf with -W.
676 * Makefile.in: Regenerate.
677 * testsuite/memory_test.sh: Make the regexps accept both 32 and
680 2010-09-08 Rafael Espindola <espindola@google.com>
682 * script-sections.cc (Script_sections::add_memory_region): Convert
683 field precision to int.
684 * script.cc (script_set_section_region, script_set_section_region):
685 Convert field precision to int.
687 2010-09-08 Rafael Espindola <espindola@google.com>
689 * arm.cc (do_finalize_sections): Create the __exidx_start and
690 __exdix_end symbols even when the section is missing.
692 2010-09-08 Nick Clifton <nickc@redhat.com>
694 * README: Remove claim that MEMORY is not supported.
695 * expression.cc (script_exp_function_origin)
696 (script_exp_function_length): Move from here to ...
697 * script.cc: ... here.
698 (script_set_section_region, script_add_memory)
699 (script_parse_memory_attr, script_include_directive): New
702 (class Memory_region): New class.
703 (class Output_section_definition): Add set_memory_region,
704 set_section_vma, set_section_lma and get_section_name methods.
705 (class Script_Sections): Add add_memory_region,
706 find_memory_region, find_memory_region_origin,
707 find_memory_region_length and set_memory_region methods.
708 Have set_section_addresses method walk the list of set memory
710 Extend the print methos to display memory regions.
711 * script-sections.h: Add prototypes for new methods.
712 Add enum for MEMORY region attributes.
713 * yyscript.y: Add support for parsing MEMORY regions.
714 * script-c.h: Add prototypes for new functions.
715 * testsuite/Makefile.am: Add test of MEMORY region functionality.
716 * testsuite/Makefile.in: Regenerate.
717 * testsuite/memory_test.sh: New script.
718 * testsuite/memory_test.s: New assembler source file.
719 * testsuite/memory_test.t: New linker script.
721 2010-08-27 Doug Kwan <dougkwan@google.com>
723 * gold/resolve.cc (Symbol_table::should_override): Let a weak
724 reference override an existing dynamic weak reference.
725 * testsuite/Makefile.am: Add new test dyn_weak_ref.
726 * testsuite/Makefile.in: Regenerate.
727 * testsuite/dyn_weak_ref.sh: New file.
728 * testsuite/dyn_weak_ref_1.c: Ditto.
729 * testsuite/dyn_weak_ref_2.c: Ditto.
731 2010-08-27 Ian Lance Taylor <iant@google.com>
733 * incremental.h (class Incremental_input_entry): Add virtual
736 2010-08-27 Ian Lance Taylor <iant@google.com>
738 * testsuite/start_lib_test_3.c: Mark t3 as used.
740 2010-08-27 Nick Clifton <nickc@redhat.com>
742 * options.cc (version_script): Fix small typo in previous
745 2010-08-25 Nick Clifton <nickc@redhat.com>
747 * archive.cc: Formatting fixes: Remove whitespace between
748 typename and following asterisk. Remove whitespace between
749 function name and opening parenthesis.
750 * archive.h: Likewise.
752 * attributes.cc: Likewise.
753 * attributes.h: Likewise.
754 * common.cc: Likewise.
755 * copy-relocs.cc: Likewise.
756 * dirsearch.h: Likewise.
757 * dynobj.cc: Likewise.
758 * ehframe.cc: Likewise.
759 * ehframe.h: Likewise.
760 * expression.cc: Likewise.
761 * fileread.cc: Likewise.
762 * fileread.h: Likewise.
764 * gold-threads.cc: Likewise.
768 * incremental-dump.cc: Likewise.
769 * incremental.cc: Likewise.
770 * layout.cc: Likewise.
771 * layout.h: Likewise.
773 * merge.cc: Likewise.
775 * object.cc: Likewise.
776 * object.h: Likewise.
777 * options.cc: Likewise.
778 * options.h: Likewise.
779 * output.cc: Likewise.
780 * output.h: Likewise.
781 * plugin.cc: Likewise.
782 * plugin.h: Likewise.
783 * powerpc.cc: Likewise.
784 * reloc.cc: Likewise.
785 * script-c.h: Likewise.
786 * script-sections.cc: Likewise.
787 * script.cc: Likewise.
788 * stringpool.cc: Likewise.
789 * symtab.cc: Likewise.
790 * symtab.h: Likewise.
791 * target.cc: Likewise.
792 * timer.cc: Likewise.
794 * version.cc: Likewise.
795 * x86_64.cc: Likewise.
797 2010-08-24 Nick Clifton <nickc@redhat.com>
800 * layout.cc (segment_precedes): Sort segments by their physical
801 addresses, if they have been set.
803 2010-08-23 Cary Coutant <ccoutant@google.com>
805 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
807 (Lib_group::include_member): Unlock object after deleting its
809 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
812 2010-08-19 Neil Vachharajani <nvachhar@google.com>
813 Cary Coutant <ccoutant@google.com>
815 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
816 constructor, and set_blocker.
817 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
819 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
820 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
821 * testsuite/Makefile.am (start_lib_test): New test case.
822 * testsuite/Makefile.in: Regenerate.
823 * testsuite/start_lib_test_main.c: New file.
824 * testsuite/start_lib_test_1.c: New file.
825 * testsuite/start_lib_test_2.c: New file.
826 * testsuite/start_lib_test_3.c: New file.
828 2010-08-19 Ian Lance Taylor <iant@google.com>
830 * Makefile.in: Rebuild with automake 1.11.1.
831 * aclocal.m4: Likewise.
832 * testsuite/Makefile.in: Likewise.
834 2010-08-19 Ian Lance Taylor <iant@google.com>
837 * i386.cc (class Output_data_plt_i386): Update declarations.
838 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
839 local_ifuncs_ fields.
840 (Target_i386::do_plt_section_for_global): New function.
841 (Target_i386::do_plt_section_for_local): New function.
842 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
843 parameter; change all callers. Initialize global_ifuncs_ and
844 local_ifuncs_. If doing a static link define __rel_iplt_start and
846 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
847 (Output_data_plt_i386::add_local_ifunc_entry): New function.
848 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
850 (Target_i386::make_plt_section): New function, broken out of
851 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
852 (Target_i386::make_plt_entry): Call make_plt_section.
853 (Target_i386::make_local_ifunc_plt_entry): New function.
854 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
855 (Target_i386::Scan::local): Handle IFUNC symbols. Add
856 R_386_IRELATIVE to switch.
857 (Target_i386::Scan::global): Likewise.
858 (Target_i386::Relocate::relocate): Likewise.
859 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
861 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
862 (Target_x86_64::do_plt_section_for_global): New function.
863 (Target_x86_64::do_plt_section_for_local): New function.
864 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
865 parameter; change all callers. If doing a static link define
866 __rela_iplt_start and __rela_iplt_end.
867 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
868 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
869 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
871 (Target_x86_64::make_local_ifunc_plt_entry): New function.
872 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
874 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
875 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
876 R_X86_64_IRELATIVE to switch.
877 (Target_x86_64::Scan::global): Likewise.
878 (Target_x86_64::Relocate::relocate): Likewise.
879 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
881 * target.h (class Target): Add plt_section_for_global and
882 plt_section_for_local functions. Add do_plt_section_for_global
883 and do_plt_section_for_local virtual functions.
884 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
886 (Symbol::use_plt_offset): Handle IFUNC symbol.
887 * object.cc (Sized_relobj::Sized_relobj): Initialize
889 (Sized_relobj::local_has_plt_offset): New function.
890 (Sized_relobj::local_plt_offset): New function.
891 (Sized_relobj::set_local_plt_offset): New function.
892 (Sized_relobj::do_count): Handle IFUNC symbol.
893 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
894 a bit away from input_shndx_ field. Add set_is_func_symbol and
895 is_ifunc_symbol functions.
896 (class Sized_relobj): Update declarations. Remove Tls_got_entry
897 and Local_tls_got_offsets. Define Local_plt_offsets. Add
898 local_plt_offsets_ field.
899 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
900 * output.h (class Output_section_data): Add non-const
901 output_section function.
902 (class Output_data_got): Update declarations.
903 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
904 Add use_plt_offset parameter to global and local constructors.
905 Change all callers. Change local_sym_index_ field to 31 bits.
906 Change GSYM_CODE and CONSTANT_CODE accordingly.
907 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
908 doing a static link don't set sh_link field.
909 (Output_data_got::Got_entry::write): Use PLT offset if
911 (Output_data_got::add_global_plt): New function.
912 (Output_data_got::add_local_plt): New function.
913 * target-reloc.h (relocate_section): Handle IFUNC symbol.
914 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
915 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
916 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
917 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
919 * testsuite/ifunc-sel.h: New file.
920 * testsuite/ifuncmain1.c: New file.
921 * testsuite/ifuncmain1vis.c: New file.
922 * testsuite/ifuncmod1.c: New file.
923 * testsuite/ifuncdep2.c: New file.
924 * testsuite/ifuncmain2.c: New file.
925 * testsuite/ifuncmain3.c: New file.
926 * testsuite/ifuncmod3.c: New file.
927 * testsuite/ifuncmain4.c: New file.
928 * testsuite/ifuncmain5.c: New file.
929 * testsuite/ifuncmod5.c: New file.
930 * testsuite/ifuncmain6pie.c: New file.
931 * testsuite/ifuncmod6.c: New file.
932 * testsuite/ifuncmain7.c: New file.
933 * configure, testsuite/Makefile.in: Rebuild.
935 2010-08-18 Ian Lance Taylor <iant@google.com>
938 (Output_section_incremental_inputs::write_input_files): Add cast
939 to avoid signed/unsigned comparison warning.
940 (Output_section_incremental_inputs::write_info_blocks): Likewise.
942 2010-08-12 Cary Coutant <ccoutant@google.com>
944 * common.cc (Sort_commons::operator()): Remove unnecessary code.
946 2010-08-13 Ian Lance Taylor <iant@google.com>
948 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
950 2010-08-12 Cary Coutant <ccoutant@google.com>
951 Doug Kwan <dougkwan@google.com>
953 * resolve.cc (Symbol_table::should_override): When a weak dynamic
954 defintion overrides non-weak undef, remember that the original undef
956 * symtab.cc (Symbol_table::sized_write_global): For undef without
957 an original weak binding, set binding to global in output.
958 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
959 * testsuite/Makefile.in: Regenerate.
960 * testsuite/strong_ref_weak_def.sh: New file.
961 * testsuite/strong_ref_weak_def_1.c: Ditto.
962 * testsuite/strong_ref_weak_def_2.c: Ditto.
964 2010-08-12 Cary Coutant <ccoutant@google.com>
966 * testsuite/incremental_test.sh: Rewrite.
967 * testsuite/incremental_test_1.c: Rewrite.
968 * testsuite/incremental_test_2.c: Rewrite.
970 2010-08-12 Cary Coutant <ccoutant@google.com>
972 * arm.cc (Target_arm::got_size): Add const.
973 (Target_arm::got_entry_count): New function.
974 (Target_arm::plt_entry_count): New function.
975 (Target_arm::first_plt_entry_offset): New function.
976 (Target_arm::plt_entry_size): New function.
977 (Output_data_plt_arm::entry_count): New function.
978 (Output_data_plt_arm::first_plt_entry_offset): New function.
979 (Output_data_plt_arm::get_plt_entry_size): New function.
980 * i386.cc (Target_i386::got_size): Add const.
981 (Target_i386::got_entry_count): New function.
982 (Target_i386::plt_entry_count): New function.
983 (Target_i386::first_plt_entry_offset): New function.
984 (Target_i386::plt_entry_size): New function.
985 (Output_data_plt_i386::entry_count): New function.
986 (Output_data_plt_i386::first_plt_entry_offset): New function.
987 (Output_data_plt_i386::get_plt_entry_size): New function.
988 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
989 find_incremental_inputs_sections. Dump incremental_got_plt section.
990 * incremental.cc: Include target.h.
991 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
992 parameter. Adjust all callers. Find incremental_got_plt section.
993 (Incremental_inputs::create_data_sections): Create incremental_got_plt
995 (Output_section_incremental_inputs::set_final_data_size): Calculate
996 size of incremental_got_plt section.
997 (Output_section_incremental_inputs::do_write): Write the
998 incremental_got_plt section.
999 (Got_plt_view_info): New struct.
1000 (Local_got_offset_visitor): New class.
1001 (Global_got_offset_visitor): New class.
1002 (Global_symbol_visitor_got_plt): New class.
1003 (Output_section_incremental_inputs::write_got_plt): New function.
1004 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1005 Add parameter. Adjust all callers.
1006 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1007 (Incremental_inputs::got_plt_section): New function.
1008 (Incremental_inputs::got_plt_section_): New data member.
1009 (Incremental_got_plt_reader): New class.
1010 * layout.cc (Layout::create_incremental_info_sections): Add the
1011 incremental_got_plt section.
1012 * object.h (Got_offset_list::get_list): New function.
1013 (Got offset_list::for_all_got_offsets): New function.
1014 (Sized_relobj::local_got_offset_list): New function.
1015 * powerpc.cc (Target_powerpc::got_size): Add const.
1016 (Target_powerpc::got_entry_count): New function.
1017 (Target_powerpc::plt_entry_count): New function.
1018 (Target_powerpc::first_plt_entry_offset): New function.
1019 (Target_powerpc::plt_entry_size): New function.
1020 (Output_data_plt_powerpc::entry_count): New function.
1021 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1022 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1023 * sparc.cc (Target_sparc::got_size): Add const.
1024 (Target_sparc::got_entry_count): New function.
1025 (Target_sparc::plt_entry_count): New function.
1026 (Target_sparc::first_plt_entry_offset): New function.
1027 (Target_sparc::plt_entry_size): New function.
1028 (Output_data_plt_sparc::entry_count): New function.
1029 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1030 (Output_data_plt_sparc::get_plt_entry_size): New function.
1031 * symtab.h (Symbol::got_offset_list): New function.
1032 (Symbol_table::for_all_symbols): New function.
1033 * target.h (Sized_target::got_entry_count): New function.
1034 (Sized_target::plt_entry_count): New function.
1035 (Sized_target::plt_entry_size): New function.
1036 * x86_64.cc (Target_x86_64::got_size): Add const.
1037 (Target_x86_64::got_entry_count): New function.
1038 (Target_x86_64::plt_entry_count): New function.
1039 (Target_x86_64::first_plt_entry_offset): New function.
1040 (Target_x86_64::plt_entry_size): New function.
1041 (Output_data_plt_x86_64::entry_count): New function.
1042 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1043 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1045 2010-08-12 Cary Coutant <ccoutant@google.com>
1047 * archive.cc: Include incremental.h.
1048 (Archive::Archive): Initialize incremental_info_.
1049 (Archive::include_member): Record archive members in incremental info.
1050 (Add_archive_symbols::run): Record begin and end of an archive in
1052 (Lib_group::include_member): Record objects in incremental info.
1053 * archive.h (Incremental_archive_entry): Forward declaration.
1054 (Archive::set_incremental_info): New member function.
1055 (Archive::incremental_info): New member function.
1056 (Archive::Unused_symbol_iterator): New class.
1057 (Archive::unused_symbols_begin): New member function.
1058 (Archive::unused_symbols_end): New member function.
1059 (Archive::incremental_info_): New data member.
1060 * incremental-dump.cc (find_input_containing_global): New function.
1061 (dump_incremental_inputs): Dump new incremental info sections.
1062 * incremental.cc: Include symtab.h.
1063 (Output_section_incremental_inputs): New class.
1064 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1065 new incremental info sections.
1066 (Sized_incremental_binary::do_check_inputs): Likewise.
1067 (Incremental_inputs::report_archive): Remove.
1068 (Incremental_inputs::report_archive_begin): New function.
1069 (Incremental_inputs::report_archive_end): New function.
1070 (Incremental_inputs::report_object): New function.
1071 (Incremental_inputs::finalize_inputs): Remove.
1072 (Incremental_inputs::report_input_section): New function.
1073 (Incremental_inputs::report_script): Rewrite.
1074 (Incremental_inputs::finalize): Do nothing but finalize string table.
1075 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1076 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1077 (Incremental_inputs::create_data_sections): New function.
1078 (Incremental_inputs::relocs_entsize): New function.
1079 (Output_section_incremental_inputs::set_final_data_size): New function.
1080 (Output_section_incremental_inputs::do_write): New function.
1081 (Output_section_incremental_inputs::write_header): New function.
1082 (Output_section_incremental_inputs::write_input_files): New function.
1083 (Output_section_incremental_inputs::write_info_blocks): New function.
1084 (Output_section_incremental_inputs::write_symtab): New function.
1085 * incremental.h (Incremental_script_entry): Forward declaration.
1086 (Incremental_object_entry): Forward declaration.
1087 (Incremental_archive_entry): Forward declaration.
1088 (Incremental_inputs): Forward declaration.
1089 (Incremental_inputs_header_data): Remove.
1090 (Incremental_inputs_header): Remove.
1091 (Incremental_inputs_header_write): Remove.
1092 (Incremental_inputs_entry_data): Remove.
1093 (Incremental_inputs_entry): Remove.
1094 (Incremental_inputs_entry_write): Remove.
1095 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1096 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1097 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1098 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1100 (Incremental_input_entry): New class.
1101 (Incremental_script_entry): New class.
1102 (Incremental_object_entry): New class.
1103 (Incremental_archive_entry): New class.
1104 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1105 (Incremental_inputs::report_inputs): Remove.
1106 (Incremental_inputs::report_archive): Remove.
1107 (Incremental_inputs::report_archive_begin): New function.
1108 (Incremental_inputs::report_archive_end): New function.
1109 (Incremental_inputs::report_object): Change prototype.
1110 (Incremental_inputs::report_input_section): New function.
1111 (Incremental_inputs::report_script): Change prototype.
1112 (Incremental_inputs::get_reloc_count): New function.
1113 (Incremental_inputs::set_reloc_count): New function.
1114 (Incremental_inputs::create_data_sections): New function.
1115 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1116 (Incremental_inputs::inputs_section): New function.
1117 (Incremental_inputs::symtab_section): New function.
1118 (Incremental_inputs::relocs_section): New function.
1119 (Incremental_inputs::get_stringpool): Add const.
1120 (Incremental_inputs::command_line): Add const.
1121 (Incremental_inputs::inputs): Remove.
1122 (Incremental_inputs::command_line_key): New function.
1123 (Incremental_inputs::input_file_count): New function.
1124 (Incremental_inputs::input_files): New function.
1125 (Incremental_inputs::relocs_entsize): New function.
1126 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1127 (Incremental_inputs::finalize_inputs): Remove.
1128 (Incremental_inputs::Input_info): Remove.
1129 (Incremental_inputs::lock_): Remove.
1130 (Incremental_inputs::inputs_): Change type.
1131 (Incremental_inputs::inputs_map_): Remove.
1132 (Incremental_inputs::current_object_entry_): New data member.
1133 (Incremental_inputs::inputs_section_): New data member.
1134 (Incremental_inputs::symtab_section_): New data member.
1135 (Incremental_inputs::relocs_section_): New data member.
1136 (Incremental_inputs::reloc_count_): New data member.
1137 (Incremental_inputs_reader): New class.
1138 (Incremental_symtab_reader): New class.
1139 (Incremental_relocs_reader): New class.
1140 * layout.cc (Layout::finalize): Move finalization of incremental info
1141 and creation of incremental info sections to follow finalization of
1142 symbol table. Set offsets for postprocessing sections.
1143 (Layout::create_incremental_info_sections): Call
1144 Incremental_inputs::create_data_sections. Add incremental symtab
1145 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1146 sections to layout after input sections.
1147 * layout.h (struct Timespec): Forward declaration.
1148 (Layout::incremental_inputs): Add const.
1149 (Layout::create_incremental_info_sections): Add parameter.
1150 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1151 * object.cc: Include incremental.h.
1152 (Relobj::finalize_incremental_relocs): New function.
1153 (Sized_relobj::do_layout): Record input sections in incremental info.
1154 * object.h (Object::output_section): New function.
1155 (Object::output_section_offset): Moved from Relobj.
1156 (Object::get_incremental_reloc_base): New function.
1157 (Object::get_incremental_reloc_count): New function.
1158 (Object::do_output_section): New function.
1159 (Object::do_output_section_offset): Moved from Relobj.
1160 (Object::do_get_incremental_reloc_base): New function.
1161 (Object::do_get_incremental_reloc_count): New function.
1162 (Object::Object): Initialize new data members.
1163 (Relobj::output_section): Renamed do_output_section and moved to
1165 (Relobj::output_section_offset): Moved to Object.
1166 (Relobj::do_get_incremental_reloc_base): New function.
1167 (Relobj::do_get_incremental_reloc_count): New function.
1168 (Relobj::allocate_incremental_reloc_counts): New function.
1169 (Relobj::count_incremental_reloc): New function.
1170 (Relobj::finalize_incremental_relocs): New function.
1171 (Relobj::next_incremental_reloc_index): New function.
1172 (Relobj::reloc_counts_): New data member.
1173 (Relobj::reloc_bases_): New data member.
1174 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1175 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1176 (Sized_relobj::incremental_relocs_scan): New function.
1177 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1178 (Sized_relobj::incremental_relocs_write): New function.
1179 (Sized_relobj::incremental_relocs_write_reltype): New function.
1180 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1182 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1183 archives and object files elsewhere.
1184 (Add_symbols::run): Report object files here.
1185 (Finish_group::run): Report end of archive at end of group.
1186 * reloc.cc: Include layout.h, incremental.h.
1187 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1188 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1189 (Sized_relobj::incremental_relocs_scan): New function.
1190 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1191 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1192 (Sized_relobj::incremental_relocs_write): New function.
1193 (Sized_relobj::incremental_relocs_write_reltype): New function.
1194 * script.cc (read_input_script): Rewrite test for incremental link.
1195 Change call to Incremental_inputs::report_script.
1196 * symtab.h (Symbol_table::first_global_index): New function.
1197 (Symbol_table::output_count): New function.
1199 2010-08-12 Doug Kwan <dougkwan@google.com>
1201 * arm.cc (Target_arm::merge_object_attributes): Check command line
1202 options --no-wchar-size-warning and --no-enum-size-warning.
1203 * options.h (General_options): Add ld-compatible options
1204 --no-enum-size-warning and --no-wchar-size-warning.
1206 2010-08-04 Ian Lance Taylor <iant@google.com>
1208 * x86_64.cc (Target_x86_64::Scan::local): Use
1209 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1210 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1211 (Target_x86_64::Scan::global): Likewise.
1212 (Target_x86_64::Relocate::relocate): Likewise.
1213 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1216 2010-08-03 Cary Coutant <ccoutant@google.com>
1218 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1219 to reserve space in merged_strings vector. Keep total input size
1221 (Output_merge_string::do_print_merge_stats): Print total input size.
1222 * merge.h (Output_merge_string): Add input_size_ field.
1223 * stringpool.cc (Stringpool_template::string_length): Move
1224 implementations out of Stringpool_template class and place in
1226 * stringpool.h (string_length): Move out of Stringpool_template.
1228 2010-08-03 Ian Lance Taylor <iant@google.com>
1231 * layout.cc (relaxation_loop_body): If address of load segment is
1232 set, adjust address to include headers if possible.
1234 2010-08-03 Ian Lance Taylor <iant@google.com>
1236 * version.cc (version_string): Bump to 1.10.
1238 2010-08-03 Ian Lance Taylor <iant@google.com>
1241 * layout.h (enum Output_section_order): Define.
1242 (class Layout): Update declarations.
1243 * layout.cc (Layout::get_output_section): Add order parameter.
1244 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1245 is_first_non_relro parameters. Change all callers.
1246 (Layout::choose_output_section): Likewise.
1247 (Layout::add_output_section_data): Likewise.
1248 (Layout::make_output_section): Likewise. Set order.
1249 (Layout::default_section_order): New function.
1250 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1251 * output.cc (Output_section::Output_section): Initialize order_.
1252 Don't initialize deleted fields.
1253 (Output_segment::Output_segment): Don't initialize deleted
1255 (Output_segment::add_output_section_to_load): New function
1256 replacing add_output_section. Change all callers to call this or
1257 add_output_section_to_nonload.
1258 (Output_segment::add_output_section_to_nonload): New function.
1259 (Output_segment::remove_output_section): Rewrite.
1260 (Output_segment::add_initial_output_data): Likewise.
1261 (Output_segment::has_any_data_sections): Likewise.
1262 (Output_segment::is_first_section_relro): Likewise.
1263 (Output_segment::maximum_alignment): Likewise.
1264 (Output_segment::has_dynamic_reloc): New function replacing
1265 dynamic_reloc_count. Change all callers.
1266 (Output_segment::has_dynamic_reloc_list): New function replacing
1267 dynamic_reloc_count_list. Change all callers.
1268 (Output_segment::set_section_addresses): Rewrite.
1269 (Output_segment::set_offset): Rewrite.
1270 (Output_segment::find_first_and_last_list): Remove.
1271 (Output_segment::set_tls_offsets): Rewrite.
1272 (Output_segment::first_section_load_address): Likewise.
1273 (Output_segment::output_section_count): Likewise.
1274 (Output_segment::section_with_lowest_load_address): Likewise.
1275 (Output_segment::write_section_headers): Likewise.
1276 (Output_segment::print_sections_to_map): Likewise.
1277 * output.h (class Output_data): Remove dynamic_reloc_count_
1278 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1279 (Output_data::add_dynamic_reloc): Rewrite.
1280 (Output_data::has_dynamic_reloc): New function.
1281 (Output_data::dynamic_reloc_count): Remove.
1282 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1283 is_last_relro_, is_first_non_relro_, is_interp_,
1284 is_dynamic_linker_section_ fields. Add order and set_order
1285 functions. Remove is_relro_local, set_is_relro_local,
1286 is_last_relro, set_is_last_relro, is_first_non_relro,
1287 set_is_first_non_relro functions, is_interp, set_is_interp,
1288 is_dynamic_linker_section, and set_is_dynamic_linker_section
1290 (class Output_segment): Change Output_data_list from std::list to
1291 std:;vector. Add output_lists_ field. Remove output_data_ and
1292 output_bss_ fields. Update declarations.
1294 2010-08-02 Ian Lance Taylor <iant@google.com>
1296 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1297 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1298 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1300 2010-08-02 Ian Lance Taylor <iant@google.com>
1303 * script.cc (Script_options::Script_options): Initialize
1304 symbol_definitions_ and symbol_references_.
1305 (Script_options::add_symbol_assignment): Update
1306 symbol_definitions_ and symbol_references_.
1307 (Script_options::add_symbol_reference): New function.
1308 (script_symbol): New function.
1309 * script.h (class Script_options): Add symbol_definitions_ and
1310 symbol_references_ fields.
1311 (Script_options::referenced_const_iterator): New type.
1312 (Script_options::referenced_begin): New function.
1313 (Script_options::referenced_end): New function.
1314 (Script_options::is_referenced): New function.
1315 (Script_options::any_unreferenced): New function.
1316 * script-c.h (script_symbol): Declare.
1317 * yyscript.y (exp): Call script_symbol.
1318 * symtab.cc: Include "script.h".
1319 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1320 Change all callers. Check symbols referenced by scripts.
1321 (Symbol_table::add_undefined_symbols_from_command_line): Add
1322 layout parameter. Change all callers.
1323 (Symbol_table::do_add_undefined_symbols_from_command_line):
1324 Likewise. Break out loop body. Check symbols referenced by
1326 (Symbol_table::add_undefined_symbol_from_command_line): New
1327 function broken out of
1328 do_add_undefined_symbols_from_command_line.
1329 * symtab.h (class Symbol_table): Update declarations.
1330 * archive.cc: Include "layout.h".
1331 (Archive::should_include_member): Add layout parameter. Change
1332 all callers. Check for symbol mentioned in expression.
1333 * archive.h (class Archive): Update declaration.
1334 * object.cc (Sized_relobj::do_should_include_member): Add layout
1336 * object.h (Object::should_include_member): Add layout parameter.
1338 (Object::do_should_include_member): Add layout parameter.
1339 (class Sized_relobj): Update declaration.
1340 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1342 * dynobj.h (class Sized_dynobj): Update declaration.
1343 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1345 * plugin.h (class Sized_pluginobj): Update declaration.
1347 2010-08-02 Ian Lance Taylor <iant@google.com>
1350 * output.cc (Output_segment::set_offset): Search for the first and
1351 last sections rather than assuming that the list is in order.
1352 (Output_segment::find_first_and_last_list): New function.
1353 * output.h (class Output_segment): Update declarations.
1354 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1355 (relro_strip_test_SOURCES): New variable.
1356 (relro_strip_test_DEPENDENCIES): New variable.
1357 (relro_strip_test_LDFLAGS): New variable.
1358 (relro_strip_test_LDADD): New variable.
1359 (relro_strip_test.so): New target.
1361 2010-08-02 Ian Lance Taylor <iant@google.com>
1363 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1364 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1365 (Target_i386::got_tlsdesc_section): New function.
1366 (Target_i386::got_section): Create space for GOT entries for
1367 TLSDESC relocations.
1368 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1370 (Target_i386::Scan::global): Likewise.
1371 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1373 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1374 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1375 (Target_x86_64::got_tlsdesc_section): New function.
1376 (Target_x86_64::got_section): Create space for GOT entries for
1377 TLSDESC relocations.
1378 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1380 (Target_x86_64::Scan::global): Likewise.
1381 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1384 2010-08-02 Ian Lance Taylor <iant@google.com>
1386 * testsuite/final_layout.sh: Use dc to convert from hex to
1389 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1391 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1392 paramter to the call to gold::gc_process_relocs.
1393 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1394 paramter to the call to gold::gc_process_relocs.
1395 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1396 parameter to the call to gold::gc_process_relocs.
1397 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1398 template parameter to the call to gold::gc_process_relocs.
1399 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1400 paramter to the call to gold::gc_process_relocs.
1401 * gc.h (get_embedded_addend_size): New function.
1402 (gc_process_relocs): Save the size of the reloc for use by ICF.
1403 * icf.cc (get_section_contents): Get the addend from the text section
1404 for SHT_REL relocation sections.
1405 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1406 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1407 * int_encoding.h (read_from_pointer): New overloaded function.
1408 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1409 * testsuite/icf_sht_rel_addend_test.sh: New file.
1410 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1411 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1413 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1415 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1416 * Makefile.in: Regenerate.
1417 * testsuite/Makefile.in: Regenerate.
1419 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1421 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1422 * gold/testsuite/debug_msg.cc: Likewise.
1423 * gold/testsuite/odr_violation1.cc
1424 * gold/testsuite/odr_violation2.cc
1426 2010-07-21 Cary Coutant <ccoutant@google.com>
1428 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1429 string, and length fields.
1430 (Output_merge_string::Merged_strings_list): New type.
1431 (Output_merge_string::Merged_strings_lists): New typedef.
1432 (Output_merge_string): Replace merged_strings_ with
1433 merged_strings_lists_.
1434 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1435 Merged_strings_list per input object and section. Don't store pointer
1436 to the string. Don't store length with each merged string entry.
1437 (Output_merge_string::finalize_merged_data): Loop over list of merged
1438 strings lists. Recompute length of each merged string.
1440 2010-07-15 Cary Coutant <ccoutant@google.com>
1442 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1445 2010-07-14 Ian Lance Taylor <iant@google.com>
1447 * descriptors.cc (Descriptors::open): Report correct name in error
1450 2010-07-13 Doug Kwan <dougkwan@google.com>
1452 * arm.cc (Arm_input_section::Arm_input_section): For a
1453 SHT_ARM_EXIDX section, always keeps the input sections.
1454 (Arm_input_section::set_exidx_section_link): New method.
1455 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1456 has_errors_ to false.
1457 (Arm_exidx_input_section::has_errors,
1458 Arm_exidx_input_section::set_has_errors): New methods.
1459 (Arm_exidx_input_section::has_errors_): New data member.
1460 (Arm_relobj::get_exidx_shndx_list): New method.
1461 (Arm_output_section::append_text_sections_to_list): Do not skip
1462 section without SHF_EXECINSTR.
1463 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1465 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1466 section header. Make error messages more verbose. Check for
1467 a non-executable section linked to an EXIDX section.
1468 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1469 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1470 check that there is no deferred EXIDX section if we exit early.
1471 Instead of not making an EXIDX section in case of an error, make one
1472 and set the has_errors flag of it.
1473 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1474 in a relocatable link.
1475 (Target_arm::do_relax): Look for the EXIDX output section instead of
1476 assuming that it is called .ARM.exidx.
1477 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1478 section list. Do not check for SHF_EXECINSTR section flags but
1479 skip any input section with errors.
1480 * output.cc (Output_section::Output_section): Initialize
1481 always_keeps_input_sections_ to false.
1482 (Output_section::add_input_section): Check for
1483 always_keeps_input_sections_.
1484 * output.h (Output_section::always_keeps_input_sections,
1485 Output_section::set_always_keeps_input_sections): New methods.
1486 (Output_section::always_keeps_input_sections): New data member.
1488 2010-07-13 Rafael Espindola <espindola@google.com>
1490 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1491 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1493 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1494 Ian Lance Taylor <iant@google.com>
1496 * output.h (Output_section_lookup_maps::add_merge_section):
1497 Correct check of whether value was inserted.
1498 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1499 (Output_section_lookup_maps::add_relaxed_input_section):
1501 * arm.cc (Target_arm::got_section): Remove used local os.
1502 * i386.cc (Target_i386::got_section): Likewise.
1503 * x86_64.cc (Target_x86_64::got_section): Likewise.
1504 * sparc.cc (Target_sparc::got_section): Likewise.
1505 (Target_sparc::relocate): Remove unused local have_got_offset.
1506 * powerpc.cc (Target_powerpc::relocate): Likewise.
1508 2010-07-13 Ian Lance Taylor <iant@google.com>
1510 * compressed_output.cc (zlib_decompress): Fix signature in
1513 * archive.cc (Archive::include_member): Unlock an external member
1514 of a thin archive. Don't bother to delete an object we know is
1517 2010-07-12 Cary Coutant <ccoutant@google.com>
1519 * compressed_output.cc (zlib_decompress): New function.
1520 (get_uncompressed_size): New function.
1521 (decompress_input_section): New function.
1522 * compressed_output.h (get_uncompressed_size): New function.
1523 (decompress_input_section): New function.
1524 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1525 Handle compressed debug sections.
1526 * layout.cc (is_compressed_debug_section): New function.
1527 (Layout::output_section_name): Map compressed section names to
1529 * layout.h (is_compressed_debug_section): New function.
1530 (is_debug_info_section): Recognize compressed debug sections.
1531 * merge.cc: Include compressed_output.h.
1532 (Output_merge_data::do_add_input_section): Handle compressed
1534 (Output_merge_string::do_add_input_section): Handle compressed
1536 * object.cc: Include compressed_output.h.
1537 (Sized_relobj::Sized_relobj): Initialize new data members.
1538 (build_compressed_section_map): New function.
1539 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1540 * object.h (Object::section_is_compressed): New method.
1541 (Object::do_section_is_compressed): New method.
1542 (Sized_relobj::Compressed_section_map): New type.
1543 (Sized_relobj::do_section_is_compressed): New method.
1544 (Sized_relobj::compressed_sections_): New data member.
1545 * output.cc (Output_section::add_input_section): Handle compressed
1547 * reloc.cc: Include compressed_output.h.
1548 (Sized_relobj::write_sections): Handle compressed debug sections.
1550 2010-07-08 Cary Coutant <ccoutant@google.com>
1552 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1553 weak when resolving to a dynamic def.
1554 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1555 for weak undef/dynamic def cases. Adjust callers.
1556 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1557 undef_binding_weak_.
1558 (Symbol_table::sized_write_globals): Adjust symbol binding.
1559 (Symbol_table::sized_write_symbol): Add binding parameter.
1560 * symtab.h (Symbol::set_undef_binding): New method.
1561 (Symbol::is_undef_binding_weak): New method.
1562 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1563 (Symbol_table::should_override): Add new parameter.
1564 (Symbol_table::sized_write_symbol): Add new parameter.
1566 * testsuite/weak_undef_file1.cc: Add new test case.
1567 * testsuite/weak_undef_file2.cc: Fix header comment.
1568 * testsuite/weak_undef_test.cc: Add new test case.
1570 2010-06-29 Doug Kwan <dougkwan@google.com>
1572 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1573 Initialize USE_SYMBOL_.
1574 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1576 (Arm_reloc_property::uses_symbol_): New data member declaration.
1577 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1578 uses symbol value and symbol is undefined but not weakly undefined.
1580 2010-06-28 Rafael Espindola <espindola@google.com>
1582 * plugin.cc (Plugin::load): Use dlerror.
1584 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1586 * symtab.cc (detect_odr_violations): When reporting an ODR
1587 violation, report an object where the symbol is defined.
1589 2010-06-25 Doug Kwan <dougkwan@google.com>
1591 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1592 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1594 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1595 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1596 target hook to detect function points.
1597 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1598 * icf.h (Icf::check_section_for_function_pointers): Change type of
1599 parameter SECTION_NAME to const reference to std::string. Use
1600 target hook to determine if section may have unsafe pointers.
1601 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1604 2010-06-21 Rafael Espindola <espindola@google.com>
1606 * fileread.cc (Input_file::find_fie): New
1607 (Input_file::open): Use Input_file::find_fie.
1608 * fileread.h (Input_file::find_fie): New
1609 * plugin.cc (set_extra_library_path): New.
1610 (Plugin::load): Add set_extra_library_path to the transfer vector.
1611 (Plugin_manager::set_extra_library_path): New.
1612 (Plugin_manager::add_input_file): Use the extra search path if set.
1613 (set_extra_library_path(): New.
1614 * plugin.h (Plugin_manager): Add set_extra_library_path and
1617 2010-06-19 Cary Coutant <ccoutant@google.com>
1619 * layout.cc (gdb_sections): Add .debug_types.
1620 (lines_only_debug_sections): Likewise.
1622 2010-06-18 Rafael Espindola <espindola@google.com>
1624 * plugin.cc (add_input_file,add_input_library)
1625 (Plugin_manager::add_input_file): Make filename arguments const.
1626 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1629 2010-06-16 Doug Kwan <dougkwan@google.com>
1631 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1632 .ARM.attributes section if we have not merged any input
1633 attributes sections.
1635 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1637 * arm.cc: Allow combining objects with no EABI version
1640 2010-06-15 Rafael Espindola <espindola@google.com>
1642 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1644 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1646 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1647 (struct iovec): Correct !HAVE_READV definition.
1649 2010-06-10 Cary Coutant <ccoutant@google.com>
1651 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1652 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1654 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1657 * symtab.h (Symbol::is_placeholder): New member function.
1658 * target-reloc.h (relocate_section): Check for placeholder symbols.
1660 * testsuite/Makefile.am (plugin_test_8): New test.
1661 (plugin_test_9): New test.
1662 * testsuite/Makefile.in: Regenerate.
1664 2010-06-09 Nick Clifton <nickc@redhat.com>
1666 * yyscript.y (input_list_element): Allow strings prefixed with
1667 the '-' character. Treat these as libraries.
1668 * script.cc (script_add_library): New function. Adds a library
1669 specified by "-l<name>" found in an input script.
1670 * script-c.h: Add prototype for script_add_library.
1672 2010-06-07 Doug Kwan <dougkwan@google.com>
1674 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1675 Restrict stub-group size to be within long conditional branch
1676 range when working around cortex-A8 erratum.
1678 2010-06-07 Damien Diederen <dd@crosstwine.com>
1680 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1683 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1687 (Output_section::Input_section_sort_entry::compare_section_ordering):
1688 Change to return non-zero correctly.
1689 (Output_section::Input_section_sort_section_order_index_compare
1690 ::operator()): Change to fix ambiguity in comparisons.
1692 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1694 * gold.h (is_wildcard_string): New function.
1695 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1696 (Layout::layout_eh_frame): Ditto.
1697 (Layout::find_section_order_index): New method.
1698 (Layout::read_layout_from_file): New method.
1699 * layout.h (Layout::find_section_order_index): New method.
1700 (Layout::read_layout_from_file): New method.
1701 (Layout::input_section_position_): New private member.
1702 (Layout::input_section_glob_): New private member.
1703 * main.cc (main): Call read_layout_from_file here.
1704 * options.h (--section-ordering-file): New option.
1705 * output.cc (Output_section::input_section_order_specified_): New
1707 (Output_section::Output_section): Initialize new member.
1708 (Output_section::add_input_section): Add new parameter.
1709 Keep input sections when --section-ordering-file is used.
1710 (Output_section::set_final_data_size): Sort input sections when
1711 section ordering file is specified.
1712 (Output_section::Input_section_sort_entry): Add new parameter.
1714 (Output_section::Input_section_sort_entry::compare_section_ordering):
1716 (Output_section::Input_section_sort_compare::operator()): Change to
1717 consider section_order_index.
1718 (Output_section::Input_section_sort_init_fini_compare::operator()):
1719 Change to consider section_order_index.
1720 (Output_section::Input_section_sort_section_order_index_compare
1721 ::operator()): New method.
1722 (Output_section::sort_attached_input_sections): Change to sort
1723 according to section order when specified.
1724 (Output_section::add_input_section<32, true>): Add new parameter.
1725 (Output_section::add_input_section<64, true>): Add new parameter.
1726 (Output_section::add_input_section<32, false>): Add new parameter.
1727 (Output_section::add_input_section<64, false>): Add new parameter.
1728 * output.h (Output_section::add_input_section): Add new parameter.
1729 (Output_section::input_section_order_specified): New
1731 (Output_section::set_input_section_order_specified): New method.
1732 (Input_section::Input_section): Initialize section_order_index_.
1733 (Input_section::section_order_index): New method.
1734 (Input_section::set_section_order_index): New method.
1735 (Input_section::section_order_index_): New member.
1736 (Input_section::Input_section_sort_section_order_index_compare): New
1738 (Output_section::input_section_order_specified_): New member.
1739 * script-sections.cc (is_wildcard_string): Delete and move modified
1741 (Output_section_element_input::Output_section_element_input): Modify
1742 call to is_wildcard_string.
1743 (Output_section_element_input::Input_section_pattern
1744 ::Input_section_pattern): Ditto.
1745 (Output_section_element_input::Output_section_element_input): Ditto.
1746 * testsuite/Makefile.am (final_layout): New test case.
1747 * testsuite/Makefile.in: Regenerate.
1748 * testsuite/final_layout.cc: New file.
1749 * testsuite/final_layout.sh: New file.
1751 2010-06-01 Rafael Espindola <espindola@google.com>
1753 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1755 2010-06-01 Rafael Espindola <espindola@google.com>
1757 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1758 visibility of symbols.
1760 2010-05-27 Doug Kwan <dougkwan@google.com>
1762 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1763 from start of output section instead of address for a local symbol
1764 in a merged or relaxed section when doing a relocatable link.
1766 2010-05-26 Rafael Espindola <espindola@google.com>
1769 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1770 adding sections the garbage collector removed.
1771 * gold/testsuite/Makefile.am: Add test.
1772 * gold/testsuite/Makefile.in: Regenerate.
1773 * gold/testsuite/plugin_test_7.sh: New.
1774 * gold/testsuite/plugin_test_7_1.c: New.
1775 * gold/testsuite/plugin_test_7_2.c: New.
1777 2010-05-26 Rafael Espindola <espindola@google.com>
1779 * script-sections.cc (Output_section_definition::set_section_addresses):
1780 Check for --section-start.
1782 2010-05-26 Doug Kwan <dougkwan@google.com>
1784 * arm.cc (Arm_scan_relocatable_relocs): New class.
1785 (Target_arm::relocate_special_relocatable): New method.
1786 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1787 (Arm_relocate_functions::thumb_branch_common): Same.
1788 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1789 instead of Default_scan_relocatable_relocs.
1790 * target-reloc.h (relocate_for_relocatable): Let target handle
1791 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1792 * target.h (Sized_target::relocate_special_relocatable): New method.
1794 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1796 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1798 2010-05-23 Doug Kwan <dougkwan@google.com>
1800 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1802 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1803 with a direct branch, not a conditional branch, to a stub.
1804 * merge.cc (Output_merge_base::record_input_section): New method
1806 (Output_merge_data::do_add_input_section): Record input section if
1807 keeps-input-sections flag is set.
1808 (Output_merge_string::do_add_input_section): Ditto.
1809 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1810 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1812 (Output_merge_base::keeps_input_sections,
1813 Output_merge_base::set_keeps_input_sections,
1814 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1816 (Output_merge_base::Input_sections): New type declaration.
1817 (Output_merge_base::input_sections_begin,
1818 Output_merge_base::input_sections_end,
1819 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1820 (Output_merge_base::bool keeps_input_sections_,
1821 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1822 Output_merge_base::input_sections_): New data members.
1823 (Output_merge_data::do_set_keeps_input_sections): New method
1825 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1826 * output.cc (Output_section::Input_section::relobj): Move method
1827 defintion from class declaration to here and handle merge sections.
1828 (Output_section::Input_section::shndx): Ditto.
1829 (Output_section::Output_section): Remove initializations of removed
1830 data members and initialize new data member LOOKUP_MAPS_.
1831 (Output_section::add_input_section): Set keeps-input-sections flag
1832 for a newly created merge output section as appropriate. Adjust code
1833 to use Output_section_lookup_maps class.
1834 (Output_section::add_relaxed_input_section): Adjst code for lookup
1835 maps code refactoring.
1836 (Output_section::add_merge_input_section): Add a new parameter
1837 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1838 class. If adding input section to a newly created merge output
1839 section fails, remove the new merge section.
1840 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1841 Adjust code for use of the Output_section_lookup_maps class.
1842 (Output_section::find_merge_section): Ditto.
1843 (Output_section::build_lookup_maps): New method defintion.
1844 (Output_section::find_relaxed_input_section): Adjust code to use
1845 Output_section_lookup_maps class.
1846 (Output_section::get_input_sections): Export merge sections. Adjust
1847 code to use Output_section_lookup_maps class.
1848 (Output_section:::add_script_input_section): Adjust code to use
1849 Output_section_lookup_maps class. Update lookup maps for merge
1851 (Output_section::discard_states): Use Output_section_lookup_maps.
1852 (Output_section::restore_states): Same.
1853 * output.h (Merge_section_properties): Move class defintion out of
1855 (Output_section_lookup_maps): New class.
1856 (Output_section::Input_section::is_merge_section): New method
1858 (Output_section::Input_section::relobj): Move defintion out of class
1859 defintion. Declare method only.
1860 (Output_section::Input_section::shndx): Ditto.
1861 (Output_section::Input_section::output_merge_base): New method defintion.
1862 (Output_section::Input_section::u2_.pomb): New union field.
1863 (Output_section::Merge_section_by_properties_map,
1864 Output_section::Output_section_data_by_input_section_map,
1865 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1867 (Output_section::add_merge_input_section): Add new parameter
1868 KEEPS_INPUT_SECTIONS.
1869 (Output_section::build_lookup_maps): New method declaration.
1870 (Output_section::merge_section_map_,
1871 Output_section::merge_section_by_properties_map_,
1872 Output_section::relaxed_input_section_map_,
1873 Output_section::is_relaxed_input_section_map_valid_): Remove data
1875 (Output_section::lookup_maps_): New data member.
1877 2010-05-21 Doug Kwan <dougkwan@google.com>
1880 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1881 avoid a compilation error.
1883 2010-05-19 Rafael Espindola <espindola@google.com>
1885 * script-sections.cc (Output_section_definition::allocate_to_segment):
1886 Update the phdrs_list even when the output section is NULL.
1887 * testsuite/Makefile.am: Add test.
1888 * testsuite/Makefile.in: Regenerate.
1889 * testsuite/script_test_9.cc: New.
1890 * testsuite/script_test_9.sh: New.
1891 * testsuite/script_test_9.t: New.
1893 2010-05-19 Doug Kwan <dougkwan@google.com>
1895 * arm.cc (Arm_input_section::original_size): New method.
1896 (Arm_input_section::do_addralign): Add a cast.
1897 (Arm_input_section::do_output_offset): Remove static cast.
1898 (Arm_input_section::original_addralign,
1899 Arm_input_section::original_size_): Change type to uint32_t.
1900 (Arm_input_section::init): Add safe casts for section alignment
1902 (Arm_input_section::set_final_data_size): Do not set address and
1903 offset of stub table.
1904 (Arm_output_section::fix_exidx_coverage): Change use of of
1905 Output_section::Simple_input_section to that of
1906 Output_section::Input_section.
1907 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1908 except for the first pass.
1909 * output.cc (Output_section::get_input_sections): Change type of
1910 input_sections to std::list<Input_section>.
1911 (Output_section::add_script_input_section): Rename from
1912 Output_section::add_simple_input_section. Change type of SIS
1913 parameter from Simple_input_section to Input_section.
1914 * output.h (Output_section::Simple_input_section): Remove class.
1915 (Output_section::Input_section): Change class visibility to public.
1916 (Output_section::Input_section::addralign): Use stored alignments
1917 for special input sections if set.
1918 (Output_section::Input_section::set_addralign): New method.
1919 (Output_section::get_input_sections): Change parameter type from
1920 list of Simple_input_section to list of Input_section.
1921 (Output_section::add_script_input_section): Rename from
1922 Output_section::add_simple_input_section. Change first parameter's
1923 type from Simple_input_section to Input_section and remove the
1924 second and third parameters.
1925 * script-sections.cc (Input_section::Input_section_list): Change
1926 type to list of Output_section::Input_section/
1927 (Input_section_info::Input_section_info): Change parameter type of
1928 INPUT_SECTION to Output_section::Input_section.
1929 (Input_section_info::input_section): Change return type.
1930 (Input_section_info::input_section_): Change type to
1931 Output_section::Input_section.
1932 (Output_section_element_input::set_section_addresses): Adjust code
1933 to use Output_section::Input_section instead of
1934 Output_section::Simple_input_section. Adjust code for renaming
1935 of Output_section::add_simple_input_section.
1936 (Orphan_output_section::set_section_addresses): Ditto.
1938 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1940 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1941 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1943 2010-05-18 Rafael Espindola <espindola@google.com>
1945 * options.cc (General_options::finalize): Handle -nostdlib.
1946 * options.h (nostdlib): New option.
1947 * script.cc (script_add_search_dir): Handle -nostdlib.
1949 2010-05-12 Doug Kwan <dougkwan@google.com>
1951 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1952 attributes section only if there no attributes section after merging.
1953 (Target_arm::merge_object_attributes): Move value of
1954 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1955 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1956 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1957 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1958 and arm_attr_merge_7.stdout.
1959 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1960 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1961 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1962 arm_attr_merge_7b.o): New rules.
1963 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1965 * testsuite/Makefile.in: Regenerate.
1966 * testsuite/arm_attr_merge.sh: New file.
1967 * testsuite/arm_attr_merge_[67][ab].s: Same.
1969 2010-05-05 Nick Clifton <nickc@redhat.com>
1971 * po/es.po: Updated Spanish translation.
1973 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1975 * Makefile.am (install-exec-local): Properly install gold as
1976 default cross linker.
1977 * Makefile.in: Regenerated.
1979 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1980 Nick Clifton <nickc@redhat.com>
1982 * configure.ac (install_as_default): Define and set to false
1983 unless --enable-gold or --enable-gold=both/gold has been
1985 * configure: Regenerate.
1987 * Makefile.am (install-exec-local): Install the executable as
1988 'ld.gold'. If install_as_default is true then also install it as
1990 * Makefile.in: Regenerated.
1992 2010-04-24 Ian Lance Taylor <iant@google.com>
1994 * layout.cc (Layout::layout_reloc): In relocatable link don't
1995 combine reloc sections for grouped sections.
1997 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1999 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2000 sections that are not ordinary to icf.
2001 * icf.cc (get_section_contents): Handle relocation pointing to section
2002 with no object or shndx information.
2003 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2004 * testsuite/Makefile.in: Regenerate.
2005 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2006 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2008 2010-04-22 Ian Lance Taylor <iant@google.com>
2010 * expression.cc (Expression::Expression_eval_info): Add
2011 result_alignment_pointer field.
2012 (Expression::eval_with_dot): Add result_alignment_pointer
2013 parameter. Change all callers.
2014 (Expression::eval_maybe_dot): Likewise.
2015 (class Binary_expression): Add alignment_pointer parameter to
2016 left_value and right_value. Change all callers.
2017 (BINARY_EXPRESSION): Set result alignment.
2018 (class Trinary_expression): Add alignment_pointer parameter to
2019 arg2_value and arg3_value. Change all callers.
2020 (Trinary_cond::value): Set result alignment.
2021 (Max_expression::value, Min_expression::value): Likewise.
2022 (Align_expression::value): Likewise.
2023 * script-sections.cc (class Sections_element): Add dot_alignment
2024 parameter to set_section_addresses virtual function. Update
2026 (class Output_section_element): Likewise.
2027 (Script_sections::create_segments): Add dot_alignment parameter.
2029 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2030 (Script_sections::set_phdrs_clause_addresses): Likewise.
2031 * script-sections.h: Update declarations.
2032 * script.h: Update declarations.
2033 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2035 * testsuite/script_test_3.t: Set large alignment.
2036 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2037 segment has expected alignment.
2039 2010-04-22 Nick Clifton <nickc@redhat.com>
2041 * po/gold.pot: Updated by the Translation project.
2042 * po/vi.po: Updated Vietnamese translation.
2044 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2046 * testsuite/Makefile.am (check_PROGRAMS): Add
2047 icf_virtual_function_folding_test.
2048 * testsuite/Makefile.in: Regenerated.
2050 2010-04-15 Andrew Haley <aph@redhat.com>
2052 * options.h (merge_exidx_entries): New option.
2053 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2054 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2055 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2056 (Target_arm::merge_exidx_entries): New function.
2057 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2058 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2059 to Arm_exidx_fixup constructor.
2060 Add new arg, merge_exidx_entries.
2061 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2062 Arm_output_section::fix_exidx_coverage.
2064 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2066 * icf.cc (get_section_contents): Check for preemptible functions.
2067 Ignore addend when appropriate.
2068 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2070 (add_from_relobj): Check for section folded.
2071 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2072 * symtab.h (should_add_dynsym_entry): Add new parameter.
2073 * target-reloc.h (scan_relocs): Check for section folded.
2074 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2075 Check reloc types for function pointers in shared objects.
2076 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2078 (icf_preemptible_functions_test): New test case.
2079 (icf_string_merge_test): New test case.
2080 * testsuite.Makefile.in: Regenerate.
2081 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2082 bar_glob. Refactor code.
2083 * testsuite/icf_preemptible_functions_test.cc: New file.
2084 * testsuite/icf_preemptible_functions_test.sh: New file.
2085 * testsuite/icf_string_merge_test.cc: New file.
2086 * testsuite/icf_string_merge_test.sh: New file.
2087 * testsuite/icf_virtual_function_folding_test.cc: New file.
2088 * testsuite/icf_virtual_function_folding_test.sh: New file.
2090 2010-04-14 Doug Kwan <dougkwan@google.com>
2092 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2093 for local symbol recounting if we remove a section due to ICF.
2094 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2095 there are no regular objects in input.
2097 2010-04-13 Doug Kwan <dougkwan@google.com>
2099 * arm.cc (Arm_input_section::set_final_data_size): Compute
2100 accurate final data size instead of using current data size.
2102 2010-04-09 Doug Kwan <dougkwan@google.com>
2104 * layout.cc (Layout::choose_output_section): Handle script section
2106 (Layout::make_output_section_for_script): Add section type parameter.
2107 Handle script section types.
2108 * layout.h (Layout::make_output_section_for_script): Add section
2110 * output.cc (Output_section::Output_section): Initialize data member
2112 (Output_section::do_reset_address_and_file_offset): Do not set address
2113 to 0 if section is a NOLOAD section.
2114 * output.h (Output_section::is_noload): New method.
2115 (Output_section::set_is_noload): Ditto.
2116 (Output_section::is_noload_): New data member.
2117 * script-c.h (Script_section_type): New enum type.
2118 (struct Parser_output_section_header): Add new file section_type.
2119 * script-sections.cc (Sections_element::output_section_name): Add
2120 parameter for returning script section type.
2121 (Output_section_definition::output_section_name): Ditto.
2122 (Output_section_definition::section_type)P; New method.
2123 (Output_section_definiton::script_section_type_name): Ditto.
2124 (Output_section_definition::script_section_type_): New data member.
2125 (Output_section_definition::Output_section_definition): Initialize
2126 data member Output_section_definition::script_section_type_.
2127 (Output_section_definition::create_sections): Pass script section type
2128 to Layout::make_output_section_for_script.
2129 (Output_section_definition::output_section_name): Return script
2130 section type to caller.
2131 (Output_section_definition::set_section_address): Do not advance
2132 dot value and load address if section type is NOLOAD. Set address
2133 of NOLOAD sections regardless of section flags.
2134 (Output_section_definition::print): Print section type if it is
2135 not SCRIPT_SECTION_TYPE_NONE.
2136 (Output_section_definition::section_type): New method.
2137 (Output_section_definition::script_section_type_name): Ditto.
2138 (Script_sections::output_section_name): Add new parameter
2139 PSECTION_TYPE for returning script section type. Pass it to
2140 section elements. Handle discard sections.
2141 (Sort_output_sections::operator()): Handle NOLOAD sections.
2142 * script-sections.h (Script_sections::Section_type): New enum type.
2143 (Script_sections::output_section_name): Add a new parameter for
2144 returning script section type.
2145 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2147 * yyscript.y (union): Add new field SECTION_TYPE.
2148 (COPY, DSECT, INFO, NOLOAD): New tokens.
2149 (opt_address_and_section_type): Change type to output_section_header.
2150 (section_type): New non-terminal
2151 (section_header): Handle section type.
2152 (opt_address_and_section_type): Return section type value.
2154 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2156 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2157 * testsuite/plugin_common_test_2.c (foo): Likewise.
2159 2010-04-08 Doug Kwan <dougkwan@google.com>
2161 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2163 * output.cc (Output_section::add_merge_input_section): Simplify
2164 code and return status of Output_merge_base::add_input_section.
2165 Update merge section map only if Output_merge_base::add_input_section
2168 2010-04-07 Doug Kwan <dougkwan@google.com>
2170 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2171 if section is marked as containing instructions but has no mapping
2173 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2174 correct section index.
2175 (Arm_relobj::find_linked_text_section): Ditto.
2177 2010-04-07 Cary Coutant <ccoutant@google.com>
2179 * archive.cc (include_member): Destroy Read_symbols_data object before
2181 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2182 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2183 (Read_symbols_data::~Read_symbols_data) New destructor.
2184 (Section_relocs::Section_relocs) New constructor.
2185 (Section_relocs::~Section_relocs) New destructor.
2186 (Read_relocs_data::Read_relocs_data) New constructor.
2187 (Read_relocs_data::~Read_relocs_data) New destructor.
2188 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2189 pointers to NULL after deleting.
2191 2010-04-07 Doug Kwan <dougkwan@google.com>
2193 * arm.cc: Replace "endianity" with "endianness" in comments.
2194 (Arm_exidx_cantunwind): Ditto.
2195 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2196 (Arm_relobj::merge_flags_and_attributes): New method.
2197 (Arm_relobj::merge_flags_and_attributes_): New data member.
2198 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2199 (Arm_relobj::scan_sections_for_stubs): Ditto.
2200 (Arm_relobj::do_read_symbols): Check to see if we really want to
2201 merge processor-specific flags and attributes. Exit early if
2202 an object is empty except for section names and the undefined symbol.
2203 (Target_arm::do_finalize_sections): Move check for ELF format to
2204 Arm_relobj::do_read_symbols. Merge processor specific flags and
2205 attributes from a regular object only when we have determined that
2206 it is aapropriate. Do not create an .ARM.attributes section in
2207 output if there is no regular input object.
2208 (Target_arm::merge_processor_specific_flags): Check
2209 --warn-mismatch before printing any error.
2210 (Target_arm::merge_object_attributes): Ditto.
2211 * gold.cc (queue_middle_tasks): Handle the case in which there is
2212 no regular object in input.
2213 * options.cc (General_options::parse_EB): New method.
2214 (General_options::parse_EL): Same.
2215 (General_options::General_options): Initialize endianness_.
2216 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2218 (General_options::Endianness): New enum.
2219 (General_options::endianness): New method.
2220 (General_options::endianness_): New data member.
2221 * parameters.cc (Parameters::set_options): Check target endianness.
2222 (Parameters::set_target_once): Ditto.
2223 (Parameters::check_target_endianness): New method.
2224 (parameters_force_valid_target): If either -EL or -EB is specified,
2225 use it to define endianness of default target.
2226 * parameters.h (Parameters::check_target_endianness): New method
2228 * target.h (class Target): Change "endianity" to "endianness"
2231 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2233 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2234 * configure: Regenerate.
2235 * Makefile.in: Regenerate.
2236 * testsuite/Makefile.in: Regenerate.
2238 2010-04-06 Cary Coutant <ccoutant@google.com>
2241 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2242 prevailing definitions of common symbols.
2243 * testsuite/plugin_test_6.sh: New test case.
2244 * testsuite/plugin_common_test_1.c: New test case.
2245 * testsuite/plugin_common_test_2.c: New test case.
2246 * testsuite/Makefile.am (plugin_test_6): New test case.
2247 * testsuite/Makefile.in: Regenerate.
2249 2010-04-06 Nick Clifton <nickc@redhat.com>
2251 * po/vi.po: New Vietnamese translation.
2253 2010-03-30 Doug Kwan <dougkwan@google.com>
2255 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2257 2010-03-25 Doug Kwan <dougkwan@google.com>
2259 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2260 to avoid a conversion warning on a 32-bit host.
2262 2010-03-24 Ian Lance Taylor <iant@google.com>
2264 * testsuite/script_test_3.t: Add a TLS segment.
2265 * testsuite/Makefile.am (check_PROGRAMS): Add
2266 tls_phdrs_script_test.
2267 (tls_phdrs_script_test_SOURCES): Define.
2268 (tls_phdrs_script_test_DEPENDENCIES): Define.
2269 (tls_phdrs_script_test_LDFLAGS): Define.
2270 (tls_phdrs_script_test_LDADD): Define.
2271 * testsuite/Makefile.in: Rebuild.
2273 2010-03-23 Cary Coutant <ccoutant@google.com>
2275 * fileread.cc (find_or_make_view): Fix comment.
2277 2010-03-23 Ian Lance Taylor <iant@google.com>
2279 * script-sections.cc (class Orphan_section_placement): Define
2280 PLACE_TLS and PLACE_TLS_BSS.
2281 (Orphan_section_placement::Orphan_section_placement): Initialize
2283 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2284 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2285 (tls_script_test_SOURCES): Define.
2286 (tls_script_test_DEPENDENCIES): Define.
2287 (tls_script_test_LDFLAGS): Define.
2288 (tls_script_test_LDADD): Define.
2289 * testsuite/Makefile.in: Rebuild.
2291 2010-03-22 Doug Kwan <dougkwan@google.com>
2293 * arm.cc (Arm_relocate_functions::abs8,
2294 Arm_relocate_functions::abs16): Use correct check for overflow
2295 specified in the ARM ELF specs.
2296 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2297 target of a BLX instruction specially.
2298 (Reloc_stub::stub_type_for_reloc): Ditto.
2299 (Relocate::relocate): Use symbolic names instead of numeric relocation
2300 codes to report error.
2301 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2303 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2304 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2305 thumb2_blx_out_of_range.stdout
2306 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2307 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2308 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2309 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2310 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2311 thumb2_blx_in_range, thumb2_blx_in_range.o,
2312 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2313 thumb2_blx_out_of_range.o): New rules.
2314 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2315 thumb2_blx_in_range and thumb2_blx_out_of_range.
2316 * testsuite/Makefile.in: Regenerate.
2317 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2318 * testsuite/thumb_blx_in_range.s: New file.
2319 * testsuite/thumb_blx_out_of_range.s: New file.
2321 2010-03-22 Rafael Espindola <espindola@google.com>
2323 * archive.cc (Should_include): Move to archive.h.
2324 (should_include_member): Make it a member of Archive.
2326 (Add_lib_group_symbols): New.
2327 * archive.h: Include options.h.
2328 (Archive_member): Moved from Archive.
2329 (Should_include): Moved from archive.cc.
2331 (Add_lib_group_symbols): New.
2332 * dynobj.cc (do_should_include_member): New.
2333 * dynobj.h (do_should_include_member): New.
2334 * gold.cc (queue_initial_tasks): Update call to queue.
2335 * main.cc (main): Print lib group stats.
2336 * object.cc (do_should_include_member): New.
2337 * object.h: Include archive.h.
2338 (Object::should_include_member): New.
2339 (Object::do_should_include_member): New.
2340 (Sized_relobj::do_should_include_member): New.
2341 * options.cc (General_options::parse_start_lib): New.
2342 (General_options::parse_end_lib): New.
2343 (Input_arguments::add_file): Handle lib groups.
2344 (Input_arguments::start_group): Check we are not in a lib.
2345 (Input_arguments::start_lib): New.
2346 (Input_arguments::end_lib): New.
2347 * options.h (General_options): Add start_lib and end_lib.
2348 (Input_argument::lib_): New.
2349 (Input_argument::lib): New.
2350 (Input_argument::is_lib): New.
2351 (Input_file_lib): New.
2352 (Input_arguments::in_lib_): New.
2353 (Input_arguments::in_lib): New.
2354 (Input_arguments::start_lib): New.
2355 (Input_arguments::end_lib_): New.
2356 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2357 in unused members as preempted.
2358 (Sized_pluginobj::do_should_include_member): New.
2359 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2360 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2362 (Read_symbols::do_whole_lib_group): New.
2363 (Read_symbols::do_lib_group): New.
2364 (Read_symbols::do_read_symbols): Handle lib groups.
2365 (Read_symbols::get_name): Handle lib groups.
2366 * readsyms.h (Read_symbols): Add an archive member pointer.
2367 (Read_symbols::do_whole_lib_group): New.
2368 (Read_symbols::do_lib_group): New.
2369 (Read_symbols::member_): New.
2370 * script.cc (read_input_script): Update call to queue_soon.
2372 2010-03-19 Doug Kwan <dougkwan@google.com>
2374 * arm.cc (Stub_table::Stub_table): Initialize new data members
2375 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2376 (Stub_table::add_reloc_stub): Assign stub offset and update
2377 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2378 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2380 (Stub_table::update_data_size_and_addralign): Use
2381 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2382 instead of going over all reloc stubs.
2383 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2384 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2385 Stringpool_template::offset_ to size of Stringpool_char.
2386 (Stringpool_template::new_key_offset): Remove code to initialize
2387 Stringpool_template::offset_.
2388 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2389 Stringpool_template::offset_ to zero.
2391 2010-03-15 Doug Kwan <dougkwan@google.com>
2393 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2395 (Stringpool_template::new_key_offset): New method.
2396 (Stringpool_template::add_string): Assign offsets when adding new
2398 (Stringpool_template::set_string_offsets): Do not set string offsets
2399 when not optimizing.
2400 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2402 (Chunked_vector::clear): Clear size_.
2403 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2404 (Chunked_vector::size): Return size_.
2405 (Chunked_vector::push_back): Use size_ to find insert position.
2406 (Chunked_vector::size_): New data member.
2407 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2408 (Stringpool_template::new_key_offset): New method declaration.
2409 (Stringpool_template::offset_): New data member.
2411 2010-03-15 Rafael Espindola <espindola@google.com>
2413 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2414 Add_symbols' constructor.
2415 * readsyms.h (Add_symbols): Remove the input_group member.
2417 2010-03-10 Ian Lance Taylor <iant@google.com>
2419 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2420 target to ask whether a reference to a symbol requires a stack
2422 * target.h (Target::is_call_to_non_split): New function.
2423 (Target::do_is_call_to_non_split): Declare virtual function.
2424 * target.cc: Include "symtab.h".
2425 (Target::do_is_call_to_non_split): New function.
2426 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2428 2010-03-10 Cary Coutant <ccoutant@google.com>
2430 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2431 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2432 (File_read::open[2]): Add whole_file_view_ to list of views.
2433 (File_read::make_view): Remove test of whole_file_view_.
2434 (File_read::find_or_make_view): Create whole_file_view_ if
2436 (File_read::clear_views): Replace bool parameter with enum;
2437 adjust all callers. Don't delete views with permanent data;
2438 do delete cached views and views from archives if
2439 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2440 if clearing the corresponding view.
2441 * fileread.h (File_read::Clear_views_mode): New enum.
2442 (File_read::View::is_permanent_view): New method.
2443 (File_read::clear_views): Replace bool parameter
2444 with enum; adjust all callers.
2445 * options.h (General_options): Change keep_files_mapped option;
2446 add map_whole_files.
2447 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2449 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2452 2010-03-10 David S. Miller <davem@davemloft.net>
2454 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2456 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2458 * icf.cc (get_section_contents): Add '@' marker after processing the
2461 2010-03-08 Doug Kwan <dougkwan@google.com>
2463 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2464 due to a conversion warning.
2465 (Arm_relobj::update_output_local_symbol_count): Check for local
2466 symbol with unset output index.
2468 2010-03-05 Ian Lance Taylor <iant@google.com>
2470 * options.h (class General_options): Add --spare-dynamic-tags.
2471 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2472 --spare-dynamic-tags.
2474 2010-03-05 Ian Lance Taylor <iant@google.com>
2476 * incremental.cc: Include "libiberty.h".
2478 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2480 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2481 function, is_info_ member.
2482 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2483 (Versions::Versions): Update caller.
2484 (Versions::define_base_version): Likewise.
2485 (Versions::add_def): Likewise.
2487 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2489 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2490 (Scan::possible_function_pointer_reloc): New function.
2491 (Scan::local_reloc_may_be_function_pointer): Change to call
2492 possible_function_pointer_reloc.
2493 (Scan::global_reloc_may_be_function_pointer): Ditto.
2494 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2495 relocations in ".data.rel.ro._ZTV" section.
2496 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2497 * testsuite/icf_safe_so_test.cc: Ditto.
2498 * testsuite/icf_safe_test.cc: Ditto.
2499 * testsuite/icf_safe_test.sh: Ditto.
2501 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2502 Ian Lance Taylor <iant@google.com>
2504 * target-reloc.h (relocate_section): Check the symbol table index
2505 for -1U before setting the local symbol index.
2506 (scan_relocatable_relocs): If copying the relocation, record that
2507 the local symbol is required.
2508 * object.h (Symbol_value::is_output_symtab_index_set): New
2510 (Symbol_value::may_be_discarded_from_output_symtab): New
2512 (Symbol_value::has_output_symtab_entry): New function.
2513 (Symbol_value::needs_output_symtab_entry): Remove.
2514 (Symbol_value::output_symtab_index): Make sure the symbol index is
2516 (Symbol_value::set_output_symtab_index): Make sure the symbol
2517 index is not set. Make sure the new index is valid.
2518 (Symbol_value::set_must_have_output_symtab_entry): New function.
2519 (Symbol_value::has_output_dynsym_entry): New function.
2520 (Symbol_value::set_output_dynsym_index): Make sure the new index
2522 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2523 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2524 local symbol if permitted.
2525 (Sized_relobj::do_finalize_local_symbols): Call
2526 is_output_symtab_index_set rather than needs_output_symtab_entry.
2527 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2528 rather than needs_output_symtab_entry. Call
2529 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2530 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2531 is_output_symtab_index_set rather than needs_output_symtab_entry.
2532 * testsuite/discard_locals_relocatable_test.c: New file.
2533 * testsuite/discard_locals_test.sh: Test -r.
2534 * testsuite/Makefile.am (check_DATA): Add
2535 discard_locals_relocatable_test1.syms,
2536 discard_local_relocatable_test2.syms.
2537 (MOSTLYCLEANFILES): Likewise. Also add
2538 discard_locals_relocatable_test1.lout and
2539 discard_locals_relocatable_test2.out.
2540 (discard_locals_relocatable_test1.syms): New target.
2541 (discard_locals_relocatable_test.o): New target.
2542 (discard_locals_relocatable_test1.out): New target.
2543 (discard_locals_relocatable_test2.syms): New target.
2544 (discard_locals_relocatable_test2.out): New target.
2545 (various): Add missing ../ld-new dependencies.
2546 * testsuite/Makefile.in: Rebuild.
2548 2010-03-03 Nick Clifton <nickc@redhat.com>
2550 * po/fi.po: New Finnish translation.
2552 2010-03-01 Doug Kwan <dougkwan@google.com>
2554 * layout.cc (Layout::Layout): Force section types of .init_array*,
2555 .preinit_array* and .fini_array* sections.
2556 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2557 Fix check of return value of std::string::find.().
2558 (Output_section::Input_section_sort_compare::operator()): Remove
2559 comment about .init_array.
2560 (Output_section::Input_section_sort_init_fini_compare::operator()):
2562 (Output_section::sort_attached_input_sections): Handle .init_array
2563 and .fini_array specially.
2564 * output.h (Output_section::Inut_section_sort_compare): Update
2566 (Output_section::Input_section_sort_init_fini_compare): New struct.
2568 2010-02-26 Doug Kwan <dougkwan@google.com>
2570 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2571 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2572 * testsuite/debug_msg.sh: Avoid matching source line number for
2573 use of global variable undef_int.
2575 2010-02-26 Doug Kwan <dougkwan@google.com>
2577 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2578 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2579 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2580 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2581 * options.cc (General_options::General_options): Initialize member
2583 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2584 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2585 and rm_no_fix_v4bx.stdout
2586 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2587 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2588 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2589 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2590 and arm_no_fix_v4bx.
2591 * Makefile.in: Regenerate.
2592 * testsuite/arm_fix_v4bx.s: New file.
2593 * testsuite/arm_fix_v4bx.sh: Ditto.
2595 2010-02-24 Doug Kwan <dougkwan@google.com>
2597 * arm.cc (Target_arm::got_section): Make the .got section the first
2598 non RELRO section in the data segment.
2599 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2600 suffixes of section names.
2602 2010-02-24 Doug Kwan <dougkwan@google.com>
2604 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2605 flags and attributes merging if an input file is a binary file.
2606 * fileread.cc (Input_file::open): Record format of original file.
2607 * fileread.h (Input_file::Format): New enum type.
2608 (Input_file::Input_file): Initialize data member format_.
2609 (Input_file::format): New method definition.
2610 (Input_file::format_):: New data member.
2612 2010-02-24 Doug Kwan <dougkwan@google.com>
2614 * arm.cc (Arm_output_data_got): New class.
2615 (ARM_TCB_SIZE): New constant
2616 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2617 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2618 If user uses a script with a SECTIONS clause, issue only a warning
2619 for a misplaced EXIDX input section. Otherwise, issue an error.
2620 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2622 (Target_arm::got_mode_index_entry): Handle static linking.
2623 (Target_arm::Scan::local): Ditto.
2624 (Target_arm::Scan::global): Ditto.
2625 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2626 all incorrectly implemented relocations.
2627 (Target_arm::fix_exidx_coverage): Pass layout to
2628 Arm_output_section::fix_exidx_coverage.
2629 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2630 from ".ARM.exidx." and ".ARM.extab.".
2632 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2634 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2635 section if it does not already exist.
2636 * attributes.cc (Attributes_section_data::Attributes_section_data):
2637 Don't crash if size is zero.
2639 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2640 Ian Lance Taylor <iant@google.com>
2642 * gold.cc (queue_middle_tasks): If no input files were opened,
2644 * workqueue.h (Task_function::Task_function): Assert that there is
2647 2010-02-22 Doug Kwan <dougkwan@google.com>
2649 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2650 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2651 types to avoid warnings due to different uint64_t implementations
2654 2010-02-21 Doug Kwan <dougkwan@google.com>
2656 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2657 handling of the maximum backward branch offset.
2658 (Arm_relocate_functions::thumb_branch_common): Ditto.
2659 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2660 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2661 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2662 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2663 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2664 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2665 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2666 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2667 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2668 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2669 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2670 thumb2_bl_out_of_range.o): New rules.
2671 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2672 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2673 thumb2_bl_out_of_range
2674 * testsuite/Makefile.in: Regenerate.
2675 * testsuite/arm_bl_in_range.s: New file.
2676 * testsuite/arm_bl_out_of_range.s: Ditto.
2677 * testsuite/arm_branch_in_range.sh: Ditto.
2678 * testsuite/arm_branch_range.t: Ditto.
2679 * testsuite/thumb2_branch_range.t: Ditto.
2680 * testsuite/thumb_bl_in_range.s: Ditto.
2681 * testsuite/thumb_bl_out_of_range.s: Ditto.
2682 * testsuite/thumb_branch_range.t: Ditto.
2684 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2686 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2687 Add reloc offset information.
2688 * icf.cc (get_section_contents): Change iterators to point to the new
2689 vectors. Add reloc offset information to the contents.
2690 * icf.h (Icf::Sections_reachable_info): New typedef.
2691 (Icf::Sections_reachable_list): New typedef.
2692 (Icf::Offset_info): New typedef.
2693 (Icf::Reloc_info): New struct typedef.
2694 (Icf::Reloc_info_list): New typedef.
2695 (Icf::symbol_reloc_list): Delete method.
2696 (Icf::addend_reloc_list): Delete method.
2697 (Icf::section_reloc_list): Delete method.
2698 (Icf::reloc_info_list): New method.
2699 (Icf::reloc_info_list_): New member.
2701 2010-02-19 Doug Kwan <dougkwan@google.com>
2703 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2704 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2705 * arm.cc (Arm_relocation_functions): New forward declaration.
2706 (Target_arm::Target_arm): Initialize new data members
2707 got_mod_index_offset_ and tls_base_symbol_defined_.
2708 (Target_arm::Relocate::relocate_tls): New method.
2709 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2710 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2712 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2713 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2714 (Target_arm::got_mod_index_offset_,
2715 Target_arm::tls_base_symbol_defined_): New data members.
2716 (Target_arm::Scan::local, Target::Scan::global,
2717 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2720 2010-02-18 Doug Kwan <dougkwan@google.com>
2722 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2723 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2724 text section as a parameter becuase some broken tools may not set
2725 the link in section header.
2726 (Target_arm::has_got_section): New method.
2727 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2728 without any mapping symbol as data only. Remove warning.
2729 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2730 link in its section header, try to discover the link by inspecting the
2731 REL31 relocation at the beginning of the section.
2732 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2734 (Target_arm::Scan::global): Treat any reference to the symbol
2735 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2737 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2739 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2740 (Scan::global_reloc_may_be_function_pointer): New function.
2741 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2742 (Scan::global_reloc_may_be_function_pointer): New function.
2743 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2744 (Scan::global_reloc_may_be_function_pointer): New function.
2745 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2746 (Scan::global_reloc_may_be_function_pointer): New function.
2747 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2748 (Scan::global_reloc_may_be_function_pointer): New function.
2749 (Scan::possible_function_pointer_reloc): New function.
2750 (Target_x86_64::can_check_for_function_pointers): New function.
2751 * gc.h (gc_process_relocs): Scan relocation types to determine if
2752 function pointers were taken for targets that support it.
2753 * icf.cc (Icf::find_identical_sections): Include functions for
2754 folding in safe ICF whose pointer is not taken.
2755 * icf.h (Secn_fptr_taken_set): New typedef.
2756 (fptr_section_id_): New member.
2757 (section_has_function_pointers): New function.
2758 (set_section_has_function_pointers): New function.
2759 (check_section_for_function_pointers): New function.
2760 * options.h: Fix comment for safe ICF option.
2761 * target.h (can_check_for_function_pointers): New function.
2762 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2763 Modify icf_safe_test for X86-64.
2764 * testsuite/Makefile.in: Regenerate.
2765 * testsuite/icf_safe_so_test.cc: New file.
2766 * testsuite/icf_safe_so_test.sh: New file.
2767 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2768 (main): Change to take pointer to function kept_func_3.
2769 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2770 folding is done correctly for X86-64.
2772 2010-02-12 David S. Miller <davem@davemloft.net>
2774 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2775 is_symbolless parameter.
2776 (Output_reloc<SHT_REL>::is_symbolless): New.
2777 (Output_reloc<SHT_REL>::is_symbolless_): New.
2778 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2779 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2780 (Output_reloc<SHT_RELA>::is_symbolless): New.
2781 (Output_data_reloc::add_global): Handle is_symbolless.
2782 (Output_data_reloc::add_global_relative): Likewise.
2783 (Output_data_reloc::add_local): Likewise.
2784 (Output_data_reloc::add_local_relative): Likewise.
2785 (Output_data_reloc::add_symbolless_global_addend): New.
2786 (Output_data_reloc::add_symbolless_local_addend): New.
2787 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2789 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2790 instead of ->is_relative_
2791 (Output_reloc::write): Likewise.
2792 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2793 (Output_reloc::write_rel): Simplify.
2795 * sparc.cc (Target_sparc::Scan::local): Use
2796 ->add_symbolless_local_addend as needed.
2797 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2798 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2799 based upon relocation offset.
2801 2010-02-11 Doug Kwan <dougkwan@google.com>
2803 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2804 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2805 beginning of function.
2806 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2807 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2808 parameter is_32bit in calls to should_apply_static_reloc.
2809 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2810 (check_DATA): Add arm_abs_global.stdout.
2811 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2812 arm_abs_global.stdout): New rules.
2813 (MOSTLLYCLEANFILES): Add arm_abs_global
2814 * Makefile.in: Regenerate.
2815 * testsuite/arm_abs_global.s: New file.
2816 * testsuite/arm_abs_global.sh: Ditto.
2817 * testsuite/arm_abs_lib.s: Ditto.
2819 2010-02-11 Ian Lance Taylor <iant@google.com>
2821 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2823 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2824 Allocate_commons_task first.
2825 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2826 task, rather than symtab_lock_.
2827 (Gc_process_relocs::~Gc_process_relocs): New function.
2828 (Gc_process_relocs::is_runnable): Check this_blocker_.
2829 (Gc_process_relocs::locks): Use next_blocker_ rather than
2831 (Scan_relocs::~Scan_relocs): New function.
2832 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2834 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2836 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2837 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2838 constructor accordingly.
2839 (class Gc_process_relocs): Likewise.
2840 (class Scan_relocs): Likewise.
2841 * common.h (class Allocate_commons_task): Remove symtab_lock_
2842 field, and corresponding constructor parameter.
2843 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2845 (Allocate_commons_task::locks): Likewise.
2847 2010-02-11 Ian Lance Taylor <iant@google.com>
2849 * gold-threads.h (class Once): Define.
2850 (class Initialize_lock): Rewrite as child of Once.
2851 * gold-threads.cc (class Once_initialize): Define.
2852 (once_pointer_control): New static variable.
2853 (once_pointer, once_arg): New static variables.
2854 (c_run_once): New static function.
2855 (Once::Once, Once::run_once, Once::internal_run): New functions.
2856 (class Initialize_lock_once): Remove.
2857 (initialize_lock_control): Remove.
2858 (initialize_lock_pointer): Remove.
2859 (initialize_lock_once): Remove.
2860 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2861 (Initialize_lock::initialize): Rewrite.
2862 (Initialize_lock::do_run_once): New function.
2863 * archive.cc (Archive::interpret_header): Only clear name if it is
2865 * fileread.cc: Include "gold-threads.h"
2866 (file_counts_lock): New static variable.
2867 (file_counts_initialize_lock): Likewise.
2868 (File_read::release): Only increment counts when using --stats.
2869 Use a lock around the increment.
2870 * parameters.cc (class Set_parameters_target_once): Define.
2871 (set_parameters_target_once): New static variable.
2872 (Parameters::Parameters): Move here from parameters.h.
2873 (Parameters::set_target): Rewrite.
2874 (Parameters::set_target_once): New function.
2875 (Parameters::clear_target): Move here and rewrite.
2876 * parameters.h (class Parameters): Update declarations. Add
2877 set_parameters_target_once_ field.
2878 (Parameters::Parameters): Move to parameters.cc.
2879 (Parameters::clear_target): Likewise.
2880 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2882 (Start_group::~Start_group): New function.
2883 (Start_group::is_runnable): New function.
2884 (Start_group::locks, Start_group::run): New functions.
2885 (Finish_group::run): Change saw_undefined to size_t.
2886 * readsyms.h (class Start_group): Define.
2887 (class Finish_group): Change saw_undefined_ field to size_t.
2888 (Finish_group::Finish_group): Remove saw_undefined and
2889 this_blocker parameters. Change all callers.
2890 (Finish_group::set_saw_undefined): New function.
2891 (Finish_group::set_blocker): New function.
2892 * symtab.h (class Symbol_table): Change saw_undefined to return
2893 size_t. Change saw_undefined_ field to size_t.
2894 * target-select.cc (Set_target_once::do_run_once): New function.
2895 (Target_selector::Target_selector): Initialize set_target_once_
2896 field. Don't initialize lock_ and initialize_lock_ fields.
2897 (Target_selector::instantiate_target): Rewrite.
2898 (Target_selector::set_target): New function.
2899 * target-select.h (class Set_target_once): Define.
2900 (class Target_selector): Update declarations. Make
2901 Set_target_once a friend. Remove lock_ and initialize_lock_
2902 fields. Add set_target_once_ field.
2904 2010-02-10 Ian Lance Taylor <iant@google.com>
2906 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2908 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2909 (queue_middle_tasks): Add all blockers before queueing any tasks.
2910 (queue_final_tasks): Likewise.
2911 * token.h (Task_token::add_blockers): New function.
2912 * object.h (Input_objects::number_of_relobjs): New function.
2914 2010-02-10 Ian Lance Taylor <iant@google.com>
2916 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2917 shared, not if not position independent.
2918 * x86_64.cc (Relocate::relocate_tls): Likewise.
2919 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2920 (tls_pie_pic_test): New target.
2921 * testsuite/Makefile.in: Rebuild.
2923 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2924 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2925 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2926 * testsuite/Makefile.in: Rebuild.
2928 2010-02-09 David S. Miller <davem@davemloft.net>
2930 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2931 R_SPARC_RELATIVE using ->add_local_relative().
2932 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2934 * output.h (Output_data_dynamic::add_section_size): New method
2935 that takes two Output_data objects.
2936 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2937 entry param. Handle it in initializers.
2938 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2939 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2940 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2942 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2943 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2944 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2945 for dynrel_includes_plt.
2946 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2947 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2948 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2950 (Target_sparc::do_finalize_sections): Update to pass true for
2951 dynrel_includes_plt.
2952 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2953 output before .rela.plt
2954 (Target_powerpc::do_finalize_sections): Update to pass true for
2955 dynrel_includes_plt when 32-bit.
2957 2010-02-08 Doug Kwan <dougkwan@google.com>
2959 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2961 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2962 Arm_relobj::scan_section_for_cortex_a8_stubs,
2963 Arm_relobj::do_relocation_section): Instead of calling
2964 Output_section::output_address, use faster
2965 Arm_relobj::simple_input_section_output_address.
2967 2010-02-08 David S. Miller <davem@davemloft.net>
2969 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2970 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2971 relocation helper function.
2973 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2974 just like R_SPARC_GOT{10,13,22}.
2975 (Target_sparc::Scan::local): Likewise.
2976 (Target_sparc::Relocate:relocate): Likewise.
2978 2010-02-06 Ian Lance Taylor <iant@google.com>
2980 * configure.ac: Rewrite targetobjs duplicate removal code to use
2981 only shell constructs.
2982 * configure: Rebuild.
2984 2010-02-05 Doug Kwan <dougkwan@google.com>
2987 * arm.cc (Arm_relobj::section_is_scannable): New method.
2988 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2989 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2991 2010-02-04 Doug Kwan <dougkwan@google.com>
2994 * arm-reloc-property.cc (cstdio): Include.
2995 * configure.ac (targetobjs): Remove duplicates.
2996 * configure: Regenerate.
2997 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2998 big and little endian version for a given address size.
3000 2010-02-03 Doug Kwan <dougkwan@google.com>
3002 * arm-reloc-property.cc
3003 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3005 * arm-reloc-property.h
3006 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3007 New method definition.
3008 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3010 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3012 (GOT_PREL): Change implemented to Y.
3013 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3014 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3015 (Arm_relocate_functions::movw_abs_nc): Remove method.
3016 (Arm_relocate_functions::movt_abs): Ditto.
3017 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3018 (Arm_relocate_functions::thm_movt_abs): Ditto.
3019 (Arm_relocate_functions::movw_rel_nc): Ditto.
3020 (Arm_relocate_functions::movw_rel): Ditto.
3021 (Arm_relocate_functions::movt_rel): Ditto.
3022 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3023 (Arm_relocate_functions:thm_movw_rel): Ditto.
3024 (Arm_relocate_functions:thm_movt_rel): Ditto.
3025 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3026 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3027 New method definitions.
3028 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3029 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3030 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3031 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3032 (Target_arm::Relocate::relocate): Check for non-static or
3033 unimplemented relocation code and exit early. Change calls to
3034 Target_arm::reloc_uses_thumb_bit and
3035 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3036 instead. Refactor code to handle similar relocations to increase
3037 code sharing. Remove check for unsupported relocation code in switch
3039 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3040 relocation property table to find out size. Change error message to
3041 print out the name of a relocation code instead of the numeric value.
3042 (Target_arm::scan_reloc_for_stub): Use relocation property table
3043 instead of calling Target_arm::reloc_uses_thumb_bit().
3045 2010-02-02 Doug Kwan <dougkwan@google.com>
3047 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3048 types of relaxed input section.
3050 2010-02-02 Doug Kwan <dougkwan@google.com>
3052 * Makefile.am (HFILES): Add arm-reloc-property.h.
3054 (TARGETSOURCES): Add arm-reloc-property.cc
3055 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3056 (libgold_a_SOURCES): $(DEFFILES)
3057 * Makefile.in: Regenerate.
3058 * arm-reloc-property.cc: New file.
3059 * arm-reloc-property.h: New file.
3060 * arm-reloc.def: New file.
3061 * arm.cc: Update comments.
3062 (arm-reloc-property.h): New included header.
3063 (arm_reloc_property_table): New global variable.
3064 (Target_arm::do_select_as_default_target): New method definition.
3065 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3066 arm-reloc-property to targ_extra_obj.
3067 * parameters.cc (set_parameters_target): Call
3068 Target::select_as_default_target().
3069 * target.h (Target::select_as_default_target): New method definition.
3070 (Target::do_select_as_default_target): Same.
3072 2010-02-01 Doug Kwan <dougkwan@google.com>
3074 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3075 first_output_text_section_.
3076 (Arm_exidx_fixup::first_output_text_section): New method definition.
3077 (Arm_exidx_fixup::first_output_text_section_): New data member.
3078 (Arm_exidx_fixup::process_exidx_section): Record the first text
3079 output section seen.
3080 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3081 and entsize in output section header.
3083 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3085 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3086 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3087 (Arm_relocate_functions::thm_alu11): New Method.
3088 (Arm_relocate_functions::thm_pc8): New Method.
3089 (Arm_relocate_functions::thm_pc12): New Method.
3090 (Target_arm::Scan::local): Handle the relocations.
3091 (Target_arm::Scan::global): Likewise.
3092 (Target_arm::Relocate::relocate): Likewise.
3093 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3095 2010-01-29 Doug Kwan <dougkwan@google.com>
3097 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3098 of relocation types as ld.
3100 2010-01-29 Doug Kwan <dougkwan@google.com>
3102 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3104 (Arm_relocate_functions::thumb_branch_common): Ditto.
3105 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3106 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3107 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3108 Arm_relocate_functions::jump24): Remove.
3109 (Target_arm::Relocate::relocate): Adjust code to call
3110 Arm_relocation_functions::arm_branch_common and
3111 Arm_relocation_functions::thumb_branch_common instead of their removed
3112 wrappers. Merge switch-cases together to reduce source code size.
3114 2010-01-29 Doug Kwan <dougkwan@google.com>
3116 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3117 output_local_symbol_count_needs_update_.
3118 (Arm_relobj::output_local_symbol_count_needs_update,
3119 Arm_relobj::set_output_local_symbol_count_needs_update,
3120 Arm_relobj::update_output_local_symbol_count): New methods.
3121 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3123 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3124 of pointed function as in a R_ARM_PREL31 relocation.
3125 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3126 for output local symbol count updating.
3127 (Target_arm::do_relax): Update output local symbol counts in objects
3129 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3131 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3133 * arm.cc: Added support for the ARM relocations:
3134 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3135 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3136 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3138 (Arm_relocate_functions::movw_rel): New method.
3139 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3140 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3142 (Arm_relocate_functions::thm_movw_rel): New method.
3143 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3145 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3147 (Target_arm::Scan::global): Likewise.
3148 (Target_arm::Relocate::relocate): Likewise.
3149 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3152 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3154 * arm.cc: Added support for ARM group relocations.
3155 (Target_arm::reloc_needs_sym_origin): New method.
3156 (Arm_relocate_functions::calc_grp_kn): New method.
3157 (Arm_relocate_functions::calc_grp_residual): New method.
3158 (Arm_relocate_functions::calc_grp_gn): New method.
3159 (Arm_relocate_functions::arm_grp_alu): New Method.
3160 (Arm_relocate_functions::arm_grp_ldr): New Method.
3161 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3162 (Arm_relocate_functions::arm_grp_ldc): New Method.
3163 (Target_arm::Scan::local): Handle the ARM group relocations.
3164 (Target_arm::Scan::global): Likewise.
3165 (Target_arm::Relocate::relocate): Likewise.
3166 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3169 2010-01-26 Doug Kwan <dougkwan@google.com>
3171 * arm.cc (set): Include.
3172 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3174 (Arm_output_section::Text_section_list): New type.
3175 (Arm_output_section::append_text_sections_to_list): New method.
3176 (Arm_output_section::fix_exidx_coverage): Ditto.
3177 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3178 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3179 Relobj::set_section_offset() instead of
3180 Sized_relobj::invalidate_section_offset().
3181 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3182 parameter for section headers. Ignore relocation sections for
3183 unallocated sections and EXIDX sections.
3184 (Target_arm::fix_exidx_coverage): New method.
3185 (Target_arm::output_section_address_less_than): New type.
3186 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3187 linked text section instead of the EXIDX section.
3188 (Arm_output_section::create_stub_group): Add an assertion to check
3189 that this is not an EXIDX output section.
3190 (Arm_output_section::append_text_sections_to_list): New method.
3191 (Arm_output_section::fix_exidx_coverage): Ditto.
3192 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3193 Arm_relobj::section_needs_reloc_stub_scanning.
3194 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3196 (Target_arm::fix_exidx_coverage): New method.
3197 * object.h (Relobj::set_output_section): New method.
3198 (Sized_relobj::invalidate_section_offset): Remove method.
3199 (Sized_relobj::do_invalidate_section_offset): Remove method.
3200 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3202 2010-01-25 Doug Kwan <dougkwan@google.com>
3204 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3205 Fix warning due to signed and unsigned comparison on a 32-bit host.
3207 2010-01-22 Doug Kwan <dougkwan@google.com>
3209 * arm.cc (Target_arm::do_relax): Record an output section for section
3210 offset adjustment it contains any stub table that has changed.
3211 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3212 offsets in an output section if necessary.
3213 * output.cc (Output_section::Output_section): Initialize
3214 section_offsets_need_adjustments_.
3215 (Output_section::add_input_section_for_script): Renamed to
3216 Output_section::add_simple_input_section.
3217 (Output_section::save_states): Add a comment.
3218 (Output_section::discard_states): New method defintion.
3219 (Output_section::adjust_section_offsets): Same.
3220 * output.h (Output_section::add_input_section_for_script): Renamed to
3221 Output_section::add_simple_input_section.
3222 (Output_section::discard_states): New method declaration.
3223 (Output_section::adjust_section_offsets): Same.
3224 (Output_section::section_offsets_need_adjustment,
3225 Output_section::set_section_offsets_need_adjustment): New method
3227 (Output_section::section_offsets_need_adjustment_): New data member.
3228 * script-sections.cc
3229 (Output_section_element_input::set_section_address): Adjust code for
3230 renaming of Output_section::add_input_section_for_script.
3231 (Orphan_output_section::set_section_address): Same.
3233 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3235 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3236 Fix_v4bx enum values .
3237 * gold/options.h (General_options): New option definitions.
3238 (General_options::fix_v4bx): New method.
3239 (General_options::Fix_v4bx): New enum.
3240 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3241 (General_options::parse_fix_v4bx_interworking): New method.
3243 2010-01-22 Doug Kwan <dougkwan@google.com>
3245 * arm.cc (Arm_exidx_fixup): New class.
3247 2010-01-21 Doug Kwan <dougkwan@google.com>
3249 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3251 (Arm_exidx_section_offset_map): New type.
3253 2010-01-21 Doug Kwan <dougkwan@google.com>
3255 * arm.cc (Arm_exidx_input_section): New class.
3256 (Arm_relobj::exidx_input_section_by_link,
3257 Arm_relobj::exidx_input_section_by_shndx,
3258 Arm_relobj::make_exidx_input_section): New methods.
3259 (read_arm_attributes_section): Remove.
3260 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3261 information about them.
3262 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3265 2010-01-20 Doug Kwan <dougkwan@google.com>
3267 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3268 Input_section_specifier to Section_id.
3269 (Target_arm::new_arm_input_section: Adjust code for change of key
3271 (Target_arm::find_arm_input_section): Ditto.
3272 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3273 (Section_id): Remove.
3274 (Garbage_collection::Section_id_hash): Remove.
3275 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3276 (Section_id): Remove.
3277 (Icf::Section_id_hash): Remove.
3278 * object.h (Section_id, Const_section_id, Section_id_hash,
3279 Const_section_id_hash): New type definitions.
3280 * output.cc (Output_section::add_relaxed_input_section): Change to
3281 use Const_section_id instead of Input_section_specifier as key type.
3282 (Output_section::add_merge_input_section): Ditto.
3283 (Output_section::build_relaxation_map): Change to use Section_id
3284 instead of Input_section_specifier as key type.
3285 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3287 (Output_section::convert_input_sections_to_relaxed_sections): Change
3288 to use Const_section_id instead of Input_section_specifier as key type.
3289 (Output_section::find_merge_section): Ditto.
3290 (Output_section::find_relaxed_input_section): Ditto.
3291 * output.h (Input_section_specifier): Remove class.
3292 (Output_section::Output_section_data_by_input_section_map): Change
3293 key type to Const_section_id.
3294 (Output_section::Output_relaxed_input_section_by_input_section_map):
3296 (Output_section::Relaxation_map): Change key type to Section_id.
3298 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3300 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3301 (class Arm_v4bx_stub): New class.
3302 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3303 (Stub_factory::make_arm_v4bx_stub): New method.
3304 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3305 (Stub_table::empty): Handle v4bx stubs.
3306 (Stub_table::add_arm_v4bx_stub): New method.
3307 (Stub_table::find_arm_v4bx_stub): New method.
3308 (Arm_relocate_functions::v4bx): New method.
3309 (Target_arm::fix_v4bx): New method.
3310 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3311 (Stub_table::relocate_stubs): Likewise.
3312 (Stub_table::do_write): Likewise.
3313 (Stub_table::update_data_size_and_addralign): Likewise.
3314 (Stub_table::finalize_stubs): Likewise.
3315 (Target_arm::Scan::local): Likewise.
3316 (Target_arm::Scan::global): Likewise.
3317 (Target_arm::do_finalize_sections): Likewise.
3318 (Target_arm::Relocate::relocate): Likewise.
3319 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3321 (Target_arm::scan_reloc_for_stub): Likewise.
3322 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3324 2010-01-19 Ian Lance Taylor <iant@google.com>
3326 * output.cc (Output_section_headers::do_sized_write): Write large
3327 segment count to sh_info field.
3328 (Output_file_header::do_sized_write): For large segment count,
3329 write PN_XNUM to e_phnum field.
3331 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3333 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3334 (Arm_relocate_functions::thm_jump8): New function.
3335 (Arm_relocate_functions::thm_jump11): New function.
3336 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3338 (Target_arm::Scan::global): Likewise.
3339 (Target_arm::Relocate::relocate): Likewise.
3340 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3343 2010-01-14 Doug Kwan <dougkwan@google.com>
3345 * arm.cc (map, utility): Include headers.
3346 (Target_arm::apply_cortex_a8_workaround): New method.
3347 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3348 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3349 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3350 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3351 the --[no-]fix-cortex-a8 command line options.
3352 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3353 (Target_arm::relocate_stub): Use addend in instruction template.
3354 * options.h (DEFINE_bool): Set the user-set flag.
3355 (General_options): Add --[no-]-fix-cortex options.
3356 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3357 : Update fast look-up map after conversion.
3359 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3361 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3362 in the first pass of do_layout.
3364 2010-01-13 Doug Kwan <dougkwan@google.com>
3366 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3367 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3368 apparent compiler problem of not folding static constant integral
3369 data members of elfcpp::Elf_sizes<32>.
3371 2010-01-13 Doug Kwan <dougkwan@google.com>
3373 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3374 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3375 Arm_relobj::scan_section_for_cortex_a8_erratum,
3376 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3377 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3378 sections to scan for relocation stubs into a new method
3379 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3380 relocation and Cortex-A8 stub scanning.
3381 (Target_arm::do_relax): Force stubs to be after stubbed sections
3382 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3383 the beginning of a new relaxation pass. Update a comment.
3384 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3386 2010-01-12 Ian Lance Taylor <iant@google.com>
3388 * target-reloc.h (visibility_error): New inline function.
3389 (relocate_section): Call visibility_error.
3390 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3391 (MOSTLYCLEANFILES): Likewise.
3392 (protected_4_pic.o, protected_3.err): New targets.
3393 * testsuite/protected_4.cc: New file.
3395 2010-01-12 Doug Kwan <dougkwan@google.com>
3397 * arm.cc (Cortex_a8_reloc): New class.
3398 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3399 and cortex_a8_relocs_info_.
3400 (Target_arm::fix_cortex_a8): New method definition.
3401 (Target_arm::Cortex_a8_relocs_info): New type.
3402 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3403 New data member declarations.
3404 (Target_arm::scan_reloc_for_stub): Record information about
3405 relocations for THUMB branches that might be exempted from the
3406 Cortex-A8 workaround.
3407 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3408 at the beginning of a relaxation pass.
3410 2010-01-12 Doug Kwan <dougkwan@google.com>
3412 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3413 (Arm_relobj::Mapping_symbol_position,
3414 Arm_reloj::Mapping_symbol_position_less,
3415 Arm_relobj::Mapping_symbols_info): New types.
3416 (Target_arm::is_mapping_symbol_name): New method definition.
3417 (Arm_relobj::do_count_local_symbols): Save information about mapping
3420 2010-01-11 Doug Kwan <dougkwan@google.com>
3422 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3423 Arm_relocate_functions::thumb32_branch_upper,
3424 Arm_relocate_functions::thumb32_branch_lower,
3425 Arm_relocate_functions::thumb32_cond_branch_offset,
3426 Arm_relocate_functions::thumb32_cond_branch_upper,
3427 Arm_relocate_functions::thumb32_cond_branch_lower,
3428 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3429 branch offset encoding.
3430 (Arm_relocate_functions::thumb_branch_common): Use new branch
3431 offset encoding methods to avoid code duplication.
3432 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3433 (Stub_addend_reader::operator()): Use new branch encoding method
3434 to avoid code duplication.
3436 2010-01-11 Doug Kwan <dougkwan@google.com>
3438 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3439 (Target_arm::do_finalize_sections): Define special EXIDX section
3440 symbols only if referenced.
3441 * gc.h (Garbage_collection::add_reference): New method.
3442 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3445 2010-01-11 Ian Lance Taylor <iant@google.com>
3447 * script.cc (Version_script_info::build_expression_list_lookup):
3448 Change complaing about duplicate wildcard match from error to
3451 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3453 (Version_script_info::Version_script_info): Initialize globs_,
3454 default_version_, default_is_global_, and exact_. Don't
3455 initialize globals_ or locals_.
3456 (Version_script_info::build_lookup_tables): Build local symbols
3458 (Version_script_info::unquote): New function.
3459 (Version_script_info::add_exact_match): New function.
3460 (Version_script_info::build_expression_list_lookup): Remove lookup
3461 parameter. Add is_global parameter. Change all callers. Handle
3462 wildcard pattern specially. Unquote pattern. Call
3464 (Version_script_info::get_name_to_match): New function.
3465 (Version_script_info::get_symbol_version): New function.
3466 (Version_script_info::get_symbol_version_helper): Remove.
3467 (Version_script_info::check_unmatched_names): Call unquote.
3468 * script.h (class Version_script_info): Change get_symbol_version
3469 to be non-inline and add is_global parameter; change all callers.
3470 Rewrite symbol_is_local. Update declarations. Define struct
3471 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3472 Remove globals_ and locals_ members. Add exact_, globs_,
3473 default_version_, is_global_.
3474 (Version_script_info::Glob): Remove pattern, add expression and
3475 is_global. Update constructor. Change all callers.
3476 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3478 (Versions::symbol_section_contents): If a symbol is undefined, or
3479 defined in a dynamic object, set the version index to
3481 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3483 (Symbol_table::add_from_pluginobj): Likewise.
3484 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3486 2010-01-11 Doug Kwan <dougkwan@google.com>
3488 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3489 (incremental_dump_LDADD): Add linking option for libintl.
3490 * Makefile.in: Regenerate.
3492 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3495 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3497 * testsuite/Makefile.in: Regenerated.
3499 2010-01-10 Doug Kwan <dougkwan@google.com>
3501 * options.h (DEFINE_var): Use parentheses around argument varname__
3502 in macro body to avoid any unintended subsequent substitutions.
3504 2010-01-10 Ian Lance Taylor <iant@google.com>
3506 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3507 candidates before doing symbol resolution.
3509 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3510 ODR candidates if only one is weak.
3512 2010-01-08 Ian Lance Taylor <iant@google.com>
3514 * script.cc (Version_script_info::build_expression_list_lookup):
3515 Don't warn about ambiguous version, just record the ambiguity.
3516 (Version_script_info::get_symbol_version_helper): Give error if
3517 version is ambiguous.
3519 2010-01-08 Doug Kwan <dougkwan@google.com>
3521 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3522 prev_data_size_ and prev_addralign_. Remove initializer for
3523 deleted data member has_been_changed_.
3524 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3525 to determine if the table is empty.
3526 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3528 (Stub_table::add_reloc_stub): Define method in class definition
3529 instead of just declaring it there.
3530 (Stub_table::add_cortex_a8_stub): New method definition.
3531 (Stub_table::update_data_size_and_addralign): Ditto.
3532 (Stub_table::finalize_stubs): Ditto.
3533 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3534 (Stub_table::do_addralign_): Return address alignment in the
3535 (Stub_table::do_reset_address_and_file_offset): Define method in
3536 class definition instead of declaring it there. Set current data
3537 size to be the data size of the previous pass.
3538 (Stub_table::set_final_data_size): Use current data size as the
3540 (Stub_table::relocate_stub): Change parameter type of stub from
3541 Reloc_stub pointer to Stub pointer.
3542 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3543 (Stub_table::Cortex_a8_stub_list): New typedef.
3544 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3545 Stub_table::prev_addralign_): New data member.
3546 (Arm_relobj::Arm_relobj): Initialize data member
3547 section_has_cortex_a8_workaround_.
3548 (Arm_relobj::section_has_cortex_a8_workaround,
3549 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3551 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3553 (Target_arm::relocate_stub): Change parameter type of stub from
3554 Reloc_stub pointer to Stub pointer.
3555 (Insn_template::size, Insn_template::alignment): Handle
3556 THUMB16_SPECIAL_TYPE.
3557 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3558 Stub_table::update_data_size_and_addralign,
3559 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3561 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3562 (Stub_table::do_write): Ditto.
3563 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3565 2010-01-08 Ian Lance Taylor <iant@google.com>
3568 * symtab.h (class Symbol): Remove fields is_target_special_ and
3569 has_plt_offset_. Add field is_defined_in_discarded_section_.
3570 (Symbol::is_defined_in_discarded_section): New function.
3571 (Symbol::set_is_defined_in_discarded_section): New function.
3572 (Symbol::has_plt_offset): Rewrite.
3573 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3574 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3575 Don't initialize is_target_special_ or has_plt_offset_.
3576 Initialize is_defined_in_discarded_section_.
3577 (Symbol_table::add_from_relobj): If appropriate, set
3578 is_defined_in_discarded_section.
3579 * resolve.cc (Symbol::override_base_with_special): Don't test
3580 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3581 * target-reloc.h (relocate_section): Do special handling for
3582 symbols defined in discarded sections for global symbols as well
3585 2010-01-08 Ian Lance Taylor <iant@google.com>
3587 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3588 the SHT_SYMTAB case.
3590 2010-01-08 Ian Lance Taylor <iant@google.com>
3592 * object.cc (Sized_relobj::do_layout): Don't get confused if
3593 layout_eh_frame returns NULL.
3595 2010-01-08 Ian Lance Taylor <iant@google.com>
3598 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3599 dynamic symbol table, use the normal symbol table.
3600 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3603 2010-01-08 Ian Lance Taylor <iant@google.com>
3606 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3609 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3611 * version.cc (print_version): Change to "Copyright 2010".
3613 2010-01-08 Ian Lance Taylor <iant@google.com>
3617 * i386.cc (class Target_i386): Change return type of plt_section
3619 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3620 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3621 tls_desc_rel_ field.
3622 (Output_data_plt_i386::rel_tls_desc): New function.
3623 (Target_i386::rel_tls_desc_section): New function.
3624 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3625 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3626 R_386_TLS_DESC reloc in rel_tls_desc_section.
3627 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3628 Define struct Tlsdesc_info.
3629 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3630 (Target_x86_64::do_reloc_symbol_index): New function.
3631 (Target_x86_64::add_tlsdesc_info): New function.
3632 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3633 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3635 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3637 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3638 (Target_x86_64::rela_tlsdesc_section): New function.
3639 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3641 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3642 (Target_x86_64::do_reloc_addend): New function.
3643 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3644 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3645 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3646 (Output_reloc::type): New function.
3647 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3648 (Output_reloc::is_target_specific): New function.
3649 (Output_reloc::target_arg): New function.
3650 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3651 absolute relocs and target specific relocs.
3652 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3653 add_target_specific.
3654 (class Output_data_reloc) [SHT_RELA]: Likewise.
3655 * output.cc (Output_reloc::Output_reloc): Add four new versions
3656 for absolute relocs and target specific relocs.
3657 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3658 (Output_reloc::get_symbol_index): Likewise.
3659 (Output_reloc::local_section_offset): Check that local_sym_index_
3660 is not TARGET_CODE or 0.
3661 (Output_reloc::symbol_value): Likewise.
3662 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3664 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3665 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3667 * layout.cc (add_target_dynamic_tags): Use output section for
3668 DT_PLTRELSZ and DT_JMPREL.
3670 2010-01-07 Ian Lance Taylor <iant@google.com>
3673 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3675 (class Output_data_reloc_generic): Define.
3676 (class Output_data_reloc_base): Change base class to
3677 Output_data_reloc_generic. Change add() method to call
3678 bump_relative_reloc_count for a relative reloc. Remove
3680 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3682 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3683 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3685 * layout.h (class Layout): Update declaration.
3687 2010-01-07 Ian Lance Taylor <iant@google.com>
3689 * output.h (class Output_data): Add const version of
3690 output_section and do_output_section.
3691 (class Output_section_data): Add const version of
3693 (class Output_section): Likewise.
3694 * layout.cc (Layout::add_target_dynamic_tags): New function.
3695 * layout.h (class Layout): Update declarations.
3696 * arm.cc (Target_arm::do_finalize_sections): Use
3697 add_target_dynamic_tags.
3698 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3699 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3700 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3701 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3703 2010-01-07 Ian Lance Taylor <iant@google.com>
3706 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3709 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3710 Ian Lance Taylor <iant@google.com>
3713 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3714 Xindex::read_symtab_xindex.
3716 2010-01-07 Doug Kwan <dougkwan@google.com>
3718 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3719 (Insn_template::thumb16_bcond_insn): New method declaration.
3720 (Insn_template): Fix spelling.
3721 (Stub::thumb16_special): New method declaration.
3722 (Stub::do_write): Define virtual method which was previously pure
3724 (Stub::do_thumb16_special): New method declaration.
3725 (Stub::do_fixed_endian_write): New template member.
3726 (Reloc_stub::do_write): Remove.
3727 (Reloc_stub::do_fixed_endian_write): Remove.
3728 (Cortex_a8_stub): New class definition.
3729 (Stub_factory::make_cortex_a8_stub): New method definition.
3730 (Stub_factory::Stub_factory): Add missing static storage class
3731 qualifier for elf32_arm_stub_a8_veneer_blx.
3733 2010-01-07 Ian Lance Taylor <iant@google.com>
3736 * options.h (class General_options): Add --warn-unresolved-symbols
3737 and --error-unresolved-symbols.
3738 * errors.cc (Errors::undefined_symbol): Implement
3739 --warn-unresolved-symbols.
3741 * options.h (class General_options): Add -z text and -z textoff.
3742 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3744 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3746 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3747 (Garbage_collection::cident_sections): New function.
3748 (Garbage_collection::add_cident_section): New function.
3749 (Garbage_collection::cident_sections_): New member.
3750 (gc_process_relocs): Add references to sections whose names are C
3752 * gold.h (cident_section_start_prefix): New constant.
3753 (cident_section_stop_prefix): New constant.
3754 (is_cident): New function.
3755 * layout.cc (Layout::define_section_symbols): Replace string constants
3756 with the newly defined constants.
3757 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3759 * testsuite/Makefile.am: Add gc_orphan_section_test.
3760 * testsuite/Makefile.in: Regenerate.
3761 * testsuite/gc_orphan_section_test.cc: New file.
3762 * testsuite/gc_orphan_section_test.sh: New file.
3764 2010-01-06 Ian Lance Taylor <iant@google.com>
3767 * options.h (class General_options): Add --warn-shared-textrel.
3768 * layout.cc (Layout::finish_dynamic_section): Implement
3769 --warn-shared-textrel.
3772 * options.h (class General_options): Add --warn-multiple-gp.
3774 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3776 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3777 $(THREADSLIB) and $(LIBDL).
3778 * Makefile.in: Rebuild.
3780 2010-01-06 Ian Lance Taylor <iant@google.com>
3783 * options.cc (General_options::parse_section_start): New function.
3784 (General_options::section_start): New function.
3785 (General_options::General_options): Initialize all members.
3786 * options.h: Include <map>
3787 (class General_options): Add --section-start. Add section_starts_
3789 * layout.cc (Layout::attach_allocated_section_to_segment): If
3790 --section-start was used, set the address of the segment. Remove
3791 local sort_sections.
3792 (Layout::relaxation_loop_body): If the address of the load segment
3793 has been set by --section-start, don't use it.
3794 * output.h (Output_segment::update_flags_for_output_section): New
3796 * output.cc (Output_segment::add_output_section): Call
3797 update_flags_for_output_section.
3799 2010-01-05 Ian Lance Taylor <iant@google.com>
3802 * options.h (class General_options): Add --undefined-version.
3803 * script.cc (struct Version_expression): Add was_matched_by_symbol
3805 (Version_script_info::matched_symbol): New function.
3806 (Version_script_info::get_symbol_version_helper): Call
3808 (Version_script_info::check_unmatched_names): New function.
3809 * script.h (class Version_script_info): Update declarations.
3810 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3812 * options.h (class General_options): Use DEFINE_bool_alias for
3813 allow_multiple_definition.
3814 * resolve.cc (Symbol_table::should_override): Don't test
3815 allow_multiple_definition.
3818 * options.h (class General_options): Add --cref.
3819 * main.cc (main): Print cref table if --cref. Don't close mapfile
3820 until after printing cref table.
3821 * cref.cc: Include "symtab.h".
3822 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3823 (Cref_table_compare::operator()): New function.
3824 (Cref_inputs::gather_cref): New function.
3825 (filecol): New static const.
3826 (Cref_inputs::print_cref): New function.
3827 (Cref::print_cref): New function.
3828 * cref.h: Include <cstdio>.
3829 (class Cref): Update declarations.
3830 * mapfile.h (Mapfile::file): New function.
3831 * object.h (class Object): Define Symbols. Declare virtual
3832 do_get_global_symbols.
3833 (Object::get_global_symbols): New function.
3834 * object.cc (Input_objects::add_object): Pass object to cref_ if
3836 (Input_objects::archive_start): Likewise.
3837 (Input_objects::archive_stop): Likewise.
3838 (Input_objects::print_cref): New function.
3839 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3840 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3842 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3844 * plugin.h (class Sized_pluginobj): Update declarations.
3846 2010-01-05 Ian Lance Taylor <iant@google.com>
3848 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3849 to is_default_version. Rename insdef to insdefault.
3850 (Symbol_table::add_from_relobj): Rename def to is_default_version
3851 and local to is_forced_local.
3852 (Symbol_table::add_from_pluginobj): Likewise.
3853 (Symbol_table::add_from_dynobj): Likewise.
3854 (Symbol_table::define_special_symbol): Rename insdef to
3857 2010-01-04 Ian Lance Taylor <iant@google.com>
3860 * options.h (class General_options): Add
3861 --allow-multiple-definition and -z muldefs.
3862 * resolve.cc (Symbol_table::should_override): Don't warn about a
3863 multiple symbol definition if --allow-multiple-definition or -z
3867 * options.h (class General_options): Add --add-needed and
3868 --copy-dt-needed-entries. Tweak --as-needed help entry.
3869 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3870 error if --copy-dt-needed-entries aka --add-needed is used and
3871 would cause a change in behaviour.
3874 * options.h (class General_options): Add -G as a short version of
3875 --shared. Add no-op options -assert, -g, and -i.
3877 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3879 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3880 check for .text or .gnu.linkonce.t sections.
3881 * icf.cc (Icf::find_identical_sections): Ditto.
3882 Change the detection for mangled function name within the section
3884 * icf.h (is_section_foldable_candidate): New function.
3886 2009-12-30 Ian Lance Taylor <iant@google.com>
3889 * options.h (class General_options): Permit two dashes with
3890 --retain-symbols-file.
3892 2009-12-30 Ian Lance Taylor <iant@google.com>
3895 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3896 don't put the file header and segment headers in the text
3900 * common.cc (Sort_commons::operator()): Stabilize sort when both
3902 (Symbol_table::do_allocate_commons_list): When allocating common
3903 symbols, skip a symbol which is no longer common.
3904 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3905 an object before checking its type.
3906 * testsuite/common_test_2.c: New file.
3907 * testsuite/common_test_3.c: New file.
3908 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3909 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3910 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3911 (common_test_2_pic.o, common_test_2.so): New targets.
3912 (common_test_3_pic.o, common_test_3.so): New targets.
3913 * testsuite/Makefile.in: Rebuild.
3916 * script.cc (read_input_script): If we see a new SECTIONS clause,
3917 and we have added an input section, give an error.
3918 * layout.h (class Layout): Add have_added_input_section function.
3919 Add have_added_input_section_ field.
3920 * layout.cc (Layout::Layout): Initialize
3921 have_added_input_section_.
3922 (Layout::layout): Set have_added_input_section_.
3923 (Layout::layout_eh_frame): Likewise.
3925 2009-12-30 Ian Lance Taylor <iant@google.com>
3928 * options.h (class General_options): Add --sort-common option.
3929 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3930 * common.cc (Sort_common): Add sort_order parameter to
3931 constructor. Add sort_order_ field.
3932 (Sort_commons::operator): Check sort_order_.
3933 (Symbol_table::allocate_commons): Determine the sort order.
3934 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3936 (Symbol_table::do_allocate_commons_list): Likewise.
3938 2009-12-30 Ian Lance Taylor <iant@google.com>
3941 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3942 symbols from this object, don't change the visibility of an
3944 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3946 2009-12-30 Ian Lance Taylor <iant@google.com>
3949 * script.h (class Version_script_info): Define Language enum.
3950 Update declarations. Define Glob, Exact, and Lookup types. Add
3951 new fields globals_, locals_, and is_finalized_.
3952 * script.cc: Various formatting fixes.
3953 (class Parser_closure): Change language_stack_ from a vector of
3954 std::string to one of Version_script_info::Language. Adjust all
3956 (class Lazy_demangler): Remove.
3957 (struct Version_expression): Change language from std::string to
3958 Version_script_info::Language.
3959 (Version_script_info::Version_script_info): New function.
3960 (Version_script_info::~Version_script_info): Don't call clear.
3961 (Version_script_info::finalize): New function.
3962 (Version_script_info::build_lookup_tables): New function.
3963 (Version_script_info::build_expression_list_lookup): New
3965 (Version_script_info::get_symbol_version_helper): Rewrite to use
3967 (Version_script_info::print_expression_list): Adjust to use
3968 Version_script_info::Language.
3969 (script_push_lex_into_version_mode): Check that the version script
3970 has not been finalized.
3971 (version_script_push_lang): Change language string to
3972 Version_script_info::Language.
3973 * options.cc (Command_line::version_script): New function.
3974 * options.h (class General_options): Add finalize_dynamic_list
3975 function. Change version_script from declaration to definition.
3976 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3977 * testsuite/version_script.map: Remove duplicate def of foo.
3978 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3980 * testsuite/Makefile.in: Rebuild.
3982 2009-12-30 Ian Lance Taylor <iant@google.com>
3985 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3986 if the input symbol index is 0, make the output symbol index 0.
3988 2009-12-30 Ian Lance Taylor <iant@google.com>
3991 * options.h (class General_options): Add -x/--discard-all.
3992 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3993 --discard-all. If the local symbol needs a dynamic entry, check
3994 that before handling --discard-locals.
3996 2009-12-30 Ian Lance Taylor <iant@google.com>
3999 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4001 (Output_segment::add_output_section): Don't change the flags if
4005 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4006 GNU hash table if they need a dynamic value. Otherwise, don't add
4007 them if they are defined in a dynamic object or are forced local.
4009 2009-12-29 Ian Lance Taylor <iant@google.com>
4012 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4013 .gnu.hash table for a 32-bit target.
4016 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4017 regular and a dynamic object only needs a dynamic symbol table
4018 entry if it is externally visible.
4021 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4022 constructor. Add global_offset_table_ field.
4023 (Target_i386::got_section): Set global_offset_table_.
4024 (Target_i386::do_finalize_sections): Set global_offset_table_
4026 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4027 in constructor. Add global_offset_table_ field.
4028 (Target_x86_64::got_section): Set global_offset_table_.
4029 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4032 * layout.cc (Layout::Layout): Initialize increase_relro_.
4033 (Layout::get_output_section): Add is_relro, is_last_relro, and
4034 is_first_non_relro parameters. Change all callers.
4035 (Layout::choose_output_section): Likewise.
4036 (Layout::add_output_section_data): Likewise.
4037 (Layout::make_output_section): Likewise.
4038 (Layout::set_segment_offsets): Clear increase_relro when using a
4040 * layout.h (class Layout): Add increase_relro method. Add
4041 increase_relro_ field. Update declarations.
4042 * output.cc (Output_section::Output_section): Initialize
4043 is_last_relro_ and is_first_non_relro_.
4044 (Output_segment::add_output_section): Group relro sections is
4045 do_sort is true. Handle is_last_relro and is_first_non_relro.
4046 (Output_segment::maximum_alignment): Remove relro handling.
4047 (Output_segment::set_section_addresses): Add increase_relro
4048 parameter. Change all callers. Add initial alignment to align
4049 relro sections on separate page. Remove old relro handling.
4050 (Output_segment::set_section_list_addresses): Remove in_relro
4051 parameter. Change all callers.
4052 (Output_segment::set_offset): Add increase parameter. Change all
4053 callers. Remove old relro handling.
4054 * output.h (class Output_section): Add new methods: is_last_relro,
4055 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4056 Add is_last_relro_ and is_first_non_relro_ fields.
4057 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4058 Create separate .got.plt section. Call increase_relro.
4059 * x86_64.cc (Target_x86_64::got_section): Likewise.
4060 * testsuite/relro_script_test.t: Add .got.plt.
4063 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4064 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4065 (Layout::finalize): Call set_dynamic_symbol_size.
4066 (Layout::set_dynamic_symbol_size): New function.
4067 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4068 set_dynamic_symbol_size.
4071 * output.h (class Output_section): Add is_entsize_zero_ field.
4072 * output.cc (Output_section::Output_section): Initialize
4074 (Output_section::set_entsize): If two different entsizes are
4075 requested, force it to zero.
4076 (Output_section::add_input_section): Set flags for .debug_str
4077 before updating section flags. Set entsize.
4078 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4079 and SHF_STRING if all input sections have those flags.
4081 2009-12-29 Rafael Espindola <espindola@google.com>
4083 * main.cc (main): Fix the sys time reporting.
4084 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4087 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4089 * options.cc (General_options::parse_version): Allow -v to exit
4090 without an error if there is nothing to link.
4092 2009-12-29 Ian Lance Taylor <iant@google.com>
4094 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4095 using a version of gcc before 4.1.
4096 * configure: Rebuild.
4098 2009-12-28 Chris Demetriou <cgd@google.com>
4100 * attributes.cc (Output_attributes_section_data::do_write): Use
4101 std::vector::front rather than std::vector::data.
4103 2009-12-28 Ian Lance Taylor <iant@google.com>
4105 * symtab.h (class Symbol_table): Add enum Defined.
4106 * resolve.cc (Symbol_table::should_override): Add defined
4107 parameter. Change all callers. Test whether object is NULL
4108 before calling a method on it.
4109 (Symbol_table::report_resolve_problem): Add defined parameter.
4111 (Symbol_table::should_override_with_special): Likewise.
4112 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4113 parameter. Change all callers.
4114 (Symbol_table::do_define_in_output_data): Likewise.
4115 (Symbol_table::define_in_output_segment): Likewise.
4116 (Symbol_table::do_define_in_output_segment): Likewise.
4117 (Symbol_table::define_as_constant): Likewise.
4118 (Symbol_table::do_define_as_constant): Likewise.
4119 * script.h (class Symbol_assignment): Add is_defsym parameter to
4120 constructor; change all callers.
4121 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4122 parameter. Change all callers. Add is_defsym_ field.
4123 (class Parser_closure): Add parsing_defsym parameter to
4124 constructor; change all callers. Add parsing_defsym accessor
4125 function. Add parsing_defsym_ field.
4127 2009-12-28 Ian Lance Taylor <iant@google.com>
4129 * gold.cc (queue_middle_tasks): Fix formatting.
4130 * object.cc (Relobj::is_section_name_included): Likewise.
4132 2009-12-23 Ian Lance Taylor <iant@google.com>
4134 * i386.cc (Target_i386::do_calls_non_split): Recognize
4135 -fsplit-stack prologue for a function with a static chain.
4136 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4137 -fsplit-stack prologue when using %r11.
4139 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4141 * options.cc (General_options::parse_version): Make -v continue and do
4142 the link like GNU ld does.
4144 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4146 * Makefile.am (CCFILES): Add timer.cc.
4147 (HFILES): Add timer.h.
4148 * configure.ac: Check for sysconf and times.
4149 * main.cc: include timer.h.
4150 (main): Use Timer instead of get_run_time.
4153 * workqueue.cc: include timer.h.
4154 (Workqueue::find_and_run_task):
4155 Report user, sys and wall time.
4156 * Makefile.in: Regenerate.
4157 * config.in: Regenerate.
4158 * configure: Regenerate.
4160 2009-12-16 Doug Kwan <dougkwan@google.com>
4162 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4164 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4165 relaxed input sections.
4166 * output.cc (Output_section::find_relaxed_input_section): Change
4167 return type to Output_relaxed_input_section pointer. Adjust code
4168 for new type of relaxed_input_section_map_.
4169 * output.h (Output_section::find_relaxed_input_section): Change
4170 return type to Output_relaxed_input_section pointer.
4171 (Output_section::Output_relaxed_input_section_by_input_section_map):
4173 (Output_section::relaxed_input_section_map_): Change type to
4174 Output_section::Output_relaxed_input_section_by_input_section_map.
4175 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4178 2009-12-15 Ian Lance Taylor <iant@google.com>
4180 * layout.cc (Layout::create_shstrtab): Only write out after input
4181 sections if we are compressing debug sections.
4183 2009-12-15 Ian Lance Taylor <iant@google.com>
4185 * archive.cc (Archive::add_symbols): Only look up a symbol without
4186 a version if there is, in fact, a version.
4188 2009-12-14 Ian Lance Taylor <iant@google.com>
4190 Revert -Wshadow changes, all changes from:
4191 2009-12-11 Doug Kwan <dougkwan@google.com>
4192 2009-12-11 Nick Clifton <nickc@redhat.com>
4193 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4195 2009-12-11 Doug Kwan <dougkwan@google.com>
4197 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4199 * attributes.cc (Object_attribute::size): Ditto.
4200 (Attributes_section_data::size): Ditto.
4201 (Attributes_section_data::Attributes_section_data): Ditto.
4202 (Output_attributes_section_data::do_write): Ditto.
4203 * attributes.h (Object_attribute::set_type): Ditto.
4204 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4206 2009-12-11 Nick Clifton <nickc@redhat.com>
4208 * archive.cc: Fix shadowed variable warnings.
4210 * compressed_output.cc: Likewise.
4211 * compressed_output.h: Likewise.
4212 * configure: Likewise.
4213 * dwarf_reader.cc: Likewise.
4214 * dynobj.cc: Likewise.
4215 * dynobj.h: Likewise.
4216 * ehframe.cc: Likewise.
4217 * ehframe.h: Likewise.
4218 * errors.cc: Likewise.
4219 * expression.cc: Likewise.
4220 * fileread.cc: Likewise.
4221 * fileread.h: Likewise.
4222 * freebsd.h: Likewise.
4223 * i386.cc: Likewise.
4225 * incremental.h: Likewise.
4226 * layout.cc: Likewise.
4227 * layout.h: Likewise.
4228 * mapfile.cc: Likewise.
4229 * merge.cc: Likewise.
4230 * merge.h: Likewise.
4231 * object.cc: Likewise.
4232 * object.h: Likewise.
4233 * options.h: Likewise.
4234 * output.cc: Likewise.
4235 * output.h: Likewise.
4236 * parameters.cc: Likewise.
4237 * plugin.cc: Likewise.
4238 * powerpc.cc: Likewise.
4239 * reduced_debug_output.cc: Likewise.
4240 * reduced_debug_output.h: Likewise.
4241 * reloc.cc: Likewise.
4242 * reloc.h: Likewise.
4243 * resolve.cc: Likewise.
4244 * script-sections.cc: Likewise.
4245 * script.cc: Likewise.
4246 * script.h: Likewise.
4247 * sparc.cc: Likewise.
4248 * symtab.cc: Likewise.
4249 * symtab.h: Likewise.
4250 * target-select.cc: Likewise.
4251 * target-select.h: Likewise.
4252 * token.h: Likewise.
4253 * workqueue.cc: Likewise.
4254 * workqueue.h: Likewise.
4255 * x86_64.cc: Likewise.
4257 2009-12-10 Doug Kwan <dougkwan@google.com>
4259 * arm.cc (attributes.h): New include.
4260 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4261 (Arm_relobj::~Arm_relobj): Delete object pointed by
4262 attributes_section_data_.
4263 (Arm_relobj::attributes_section_data): New method definition.
4264 (Arm_relobj::attributes_section_data_): New data member declaration.
4265 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4266 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4267 attributes_section_data_.
4268 (Arm_dynobj::attributes_section_data): New method definition.
4269 (Arm_dynobj::attributes_section_data_): New data member declaration.
4270 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4271 initialization value of may_use_blx_ to false.
4272 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4273 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4274 object attributes to compute results instead of hard-coding.
4275 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4276 Target_arm::get_secondary_compatible_arch,
4277 Target_arm::set_secondary_compatible_arch
4278 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4279 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4280 New method declarations.
4281 (Target_arm::get_aeabi_object_attribute): New method definition.
4282 (Target_arm::attributes_section_data_): New data member declaration.
4283 (read_arm_attributes_section): New template definition.
4284 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4285 (Arm_dynobj::do_read_symbols): Ditto.
4286 (Target_arm::do_finalize_sections): Merge attributes sections from
4287 input. Check for BLX use after attributes section merging.
4288 Fix __exidx_start and __exidx_end visibility. Create an
4289 .ARM.attributes section if necessary.
4290 (Target_arm::get_secondary_compatible_arch,
4291 Target_arm::set_secondary_compatible_arch,
4292 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4293 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4294 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4295 New method definitions.
4297 2009-12-09 Ian Lance Taylor <iant@google.com>
4299 * plugin.cc (Plugin::load): Don't cast from void* to a function
4302 2009-12-09 Ian Lance Taylor <iant@google.com>
4304 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4307 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4309 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4310 Replace two_file_shared_1.so with two_file_shared_2.so.
4311 * testsuite/Makefile.in: Regenerated.
4313 2009-12-08 Doug Kwan <dougkwan@google.com>
4315 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4316 (HFILES): Add attributes.h and int_encoding.h.
4317 * Makefile.in: Regenerate.
4318 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4319 function definitions to int_encoding.cc
4320 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4321 prototypes to int_encoding.h
4322 * reduced_debug_output.cc (int_encoding.h): New include.
4323 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4324 function definitions to int_encoding.cc
4325 (insert_into_vector, read_from_pointer): Move template definitions to
4327 * attributes.cc: New file.
4328 * attributes.h: New file.
4329 * int_encoding.cc: New file.
4330 * int_encoding.h: New file.
4332 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4335 * incremental-dump.cc (dump_incremental_inputs): New.
4336 (main): Use dump_incremental_inputs.
4338 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4341 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4342 checking elfcpp::STT_FUNC.
4343 (Target_i386::Relocate::relocate): Likewise.
4344 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4346 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4347 symbols from shared libraries into normal FUNC symbols.
4349 * symtab.h (Symbol): Add is_func and use it.
4351 2009-12-05 Doug Kwan <dougkwan@google.com>
4353 * arm.cc (Target_arm::arm_info): Initialize new fields
4354 attributes_section and attributes_vendor.
4355 * i386.cc (Target_i386::i386_info): Same.
4356 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4357 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4358 fields attributes_section and attributes_vendor.
4359 * sparc.cc (Target_sparc::sparc_info): Same.
4360 * target.h (Target::attributes_section, Target::attributes_vendor,
4361 Target::is_attributes_section, Target::attribute_arg_type,
4362 Target::attributes_order): New method definitions.
4363 (Target::Target_info::attributes_section,
4364 Target::Target_info::attributes_vendor): New fields.
4365 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4366 virtual method definitions.
4367 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4368 attributes_section and attributes_vendor.
4369 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4371 2009-12-05 Doug Kwan <dougkwan@google.com>
4373 * arm.cc: Update comments about interworking and stub generation.
4374 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4375 considered as non-PIC.
4376 (Arm_relocate_functions::base_abs): Fix formatting.
4377 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4378 of function to use GOT entry address instead of offset.
4379 (Target_arm::Scan::global): Issue an error if a symbol would need a
4380 PLT does not get one because it is untyped. Remove code to create
4381 dynamic symbols for relative branches.
4382 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4383 takes unsigned integer instead of boolean.
4385 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4387 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4388 (two_file_test_LDADD): Likewise.
4389 (common_test_1_LDADD): Likewise.
4390 (exception_test_LDADD) Likewise.
4391 (weak_test_LDADD): Likewise.
4392 (many_sections_test_LDADD): Likewise.
4393 (initpri1_LDADD): Likewise.
4394 (script_test_1_LDADD): Likewise.
4395 (script_test_2_LDADD): Likewise.
4396 (justsyms_LDADD): Likewise.
4397 (binary_test_LDADD): Likewise.
4398 (large_LDADD): Likewise.
4399 * testsuite/Makefile.in: Regenerated.
4401 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4403 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4404 (Symbol_table::override_with_special): Likewise.
4405 (Symbol_table::add_from_object): Likewise.
4407 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4409 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4410 Don't set the data_offset twice.
4412 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4414 * testsuite/Makefile.in: Regenerate.
4416 2009-12-03 Doug Kwan <dougkwan@google.com>
4418 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4419 (Target_arm::do_finalize_sections): Add parameter for symbol table
4420 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4421 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4422 parameter for symbol table pointer.
4423 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4424 an additional parameter for a pointer to symbol table.
4425 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4426 parameter for a symbol table pointer.
4427 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4428 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4430 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4431 parameter for a symbol table pointer.
4433 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4435 * incremental.cc (Incremental_inputs_header)
4436 (Incremental_inputs_header_write, Incremental_inputs_entry)
4437 (Incremental_inputs_entry_write): Move ...
4438 * incremental.h (Incremental_inputs_header)
4439 (Incremental_inputs_header_write, Incremental_inputs_entry)
4440 (Incremental_inputs_entry_write): here.
4442 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4444 * incremental.cc (make_sized_incremental_binary): Set the target.
4445 Error if it is incompatible.
4446 * output.h (Output_file): Add filename method.
4448 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4450 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4451 from the get_* methods.
4453 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4455 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4456 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4457 Write 0 for the data_offset of scripts.
4459 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4461 * testsuite/Makefile.am: Add the incremental_test.sh test.
4462 * testsuite/incremental_test.sh: New.
4463 * testsuite/incremental_test_1.c: New.
4464 * testsuite/incremental_test_2.c: New.
4466 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4468 * incremental-dump.cc (main): Fix typos.
4470 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4473 * incremental-dump.cc (main): Use llu to print 64 bit values.
4475 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4476 H.J. Lu <hongjiu.lu@intel.com>
4478 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4480 (incremental_dump_LDADD): Likewise.
4481 * Makefile.in: Regenerated.
4483 2009-11-25 Doug Kwan <dougkwan@google.com>
4487 2009-11-25 Doug Kwan <dougkwan@google.com>
4489 * arm.cc (Target_arm::Target_arm): Move method definition
4490 outside of class definition. Add code to handle
4491 --target1-rel, --target1-abs and --target2= options.
4492 (Target_arm::get_reloc_reloc_type): Change method to be
4493 non-static and const.
4494 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4495 New data member declaration.
4496 (Target_arm::Scan::local, Target_arm::Scan::global,
4497 Target_arm::Relocate::relocate,
4498 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4499 Adjust call to Target_arm::get_real_reloc_type.
4500 (Target_arm::get_real_reloc_type): Use command line options
4501 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4502 * options.h (--target1-rel, --target1-abs, --target2): New
4505 2009-11-25 Doug Kwan <dougkwan@google.com>
4507 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4508 class definition. Add code to handle --target1-rel, --target1-abs
4509 and --target2= options.
4510 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4512 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4514 (Target_arm::Scan::local, Target_arm::Scan::global,
4515 Target_arm::Relocate::relocate,
4516 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4517 call to Target_arm::get_real_reloc_type.
4518 (Target_arm::get_real_reloc_type): Use command line options to
4519 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4520 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4523 2009-11-25 Doug Kwan <dougkwan@google.com>
4525 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4526 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4527 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4529 (Arm_relocate_functions::thm_call): Replace body with a call to
4530 Arm_relocate_functions::thumb_branch_common.
4531 (Arm_relocate_functions::thm_jump24,
4532 Arm_relocate_functions::thm_xpc22): New method definitions.
4533 (Arm_relocate_functions::thumb_branch_common): New method definition.
4534 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4536 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4537 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4539 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4541 * Makefile.am: Build incremental-dump
4542 * Makefile.in: Regenerate.
4543 * incremental-dump.cc: New.
4544 * incremental.cc (Incremental_inputs_header_data,
4545 Incremental_inputs_entry_data): Move to incremental.h
4546 * incremental.h: (Incremental_inputs_header_data,
4547 Incremental_inputs_entry_data): Move from incremental.cc
4549 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4551 * incremental.cc (Incremental_inputs_header,
4552 Incremental_inputs_header_write, Incremental_inputs_entry,
4553 Incremental_inputs_entry_write): Add a typedef with the data type.
4555 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4557 * incremental.cc (Incremental_inputs_header,
4558 Incremental_inputs_header_write, Incremental_inputs_entry,
4559 Incremental_inputs_entry_write): Update comment about which
4560 type has the filed descriptions.
4562 2009-11-15 Doug Kwan <dougkwan@google.com>
4564 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4565 (Arm_relocate_functions::arm_branch_common): Change method defintion
4566 in class definition to a method declaration and update list of formal
4568 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4569 Arm_relocation_functions::jump24): Adjust call to
4570 Arm_relocate_functions::arm_branch_common. Update list of formal
4572 (Arm_relocate_functions::xpc25): New method definition.
4573 (Arm_relocate_functions::arm_branch_common): Move method defintion
4574 out from class definition. Use stubs for mode-switching and extending
4576 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4577 specially. Change code to enable use of stubs in ARM branches.
4579 2009-11-10 Doug Kwan <dougkwan@google.com>
4581 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4582 in method declaration.
4583 (Target_arm::relocate_stub): New method declaration.
4584 (Target_arm::default_target): Change to return a pointer instead of
4586 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4587 Target_arm::default_target.
4588 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4590 (Target_arm::relocate_section): Adjust view.
4591 (Target_arm::relocate_stub): New method definition.
4593 2009-11-10 Doug Kwan <dougkwan@google.com>
4595 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4597 * incremental.cc (open_incremental_binary): Initialized local
4598 variables to avoid warnings.
4599 * object.cc (make_elf_object): Ditto.
4600 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4603 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4606 * testsuite/plugin_test.c: Include "config.h".
4608 2009-11-09 Doug Kwan <dougkwan@google.com>
4610 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4611 (arm_symbol_value): Remove.
4612 (Arm_relocate_functions::arm_branch_common,
4613 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4614 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4615 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4616 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4617 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4618 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4619 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4620 Arm_relocate_functions::thm_mobw_abs_nc,
4621 Arm_relocate_functions::thm_mov_abs,
4622 Arm_relocate_functions::movw_prel_nc,
4623 Arm_relocate_functions::thm_movt_abs,
4624 Arm_relocate_functions::movt_prel,
4625 Arm_relocate_functions::thm_movw_prel_nc,
4626 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4627 (Target_arm::Relocate::relocate): Only decompose address into two
4628 parts if relocation type uses the thumb-bit and pass the actual
4629 bit instead of a flag indicating that the thumb-bit is used. Adjust
4630 calls to methods in Arm_relocate_functions for this change.
4632 2009-11-08 Ian Lance Taylor <iant@google.com>
4635 * reloc.cc: Instantiate
4636 Sized_relobj::initialize_input_to_output_maps and
4637 Sized_relobj:free_input_to_output_maps.
4639 2009-11-06 Ian Lance Taylor <iant@google.com>
4642 * defstd.cc (in_segment): Set only_if_ref true for "end".
4644 2009-11-06 Doug Kwan <dougkwan@google.com>
4646 * arm.cc (class Reloc_stub): Correct a comment.
4647 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4648 (Target_arm::scan_section_for_stubs): New method declaration.
4649 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4650 Change methods from private to protected.
4651 (Target_arm::do_may_relax): New method definition.
4652 (Target_arm::do_relax, Target_arm::group_sections,
4653 Target_arm::scan_reloc_for_stub,
4654 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4655 (Target_arm::arm_input_section_map_): New data member declaration.
4656 (Target_arm::scan_reloc_for_stub,
4657 Target_arm::scan_reloc_section_for_stubs,
4658 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4659 Target_arm::do_relax): New method definitions.
4661 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4663 * configure.ac: Check for (struct stat)::st_mtim
4664 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4665 * config.in: Regenerate.
4666 * configure: Regenerate.
4668 2009-11-05 Ian Lance Taylor <iant@google.com>
4671 * output.cc (Output_segment::add_output_section): Add missing
4674 2009-11-04 Ian Lance Taylor <iant@google.com>
4677 * object.h (class Object): Add is_needed and set_is_needed
4678 methods. Add is_needed_ field. Make bool fields into bitfields.
4679 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4680 defined in a dynamic object and referenced by a regular object,
4681 set is_needed for the dynamic object.
4682 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4683 if the file is marked with as_needed and it is not needed.
4685 2009-11-04 Ian Lance Taylor <iant@google.com>
4688 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4689 tags if data is discarded by linker script.
4690 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4691 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4692 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4693 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4695 2009-11-04 Ian Lance Taylor <iant@google.com>
4697 * layout.cc (Layout::get_output_section): Add is_interp and
4698 is_dynamic_linker_section parameters. Change all callers.
4699 (Layout::choose_output_section): Likewise.
4700 (Layout::make_output_section): Likewise.
4701 (Layout::add_output_section_data): Add is_dynamic_linker_section
4702 parameter. Change all callers.
4703 * layout.h (class Layout): Update declarations.
4704 * output.h (class Output_section): Add is_interp, set_is_interp,
4705 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4706 Add is_interp_, is_dynamic_linker_section_ fields. Change
4707 generate_code_fills_at_write_ to a bitfield.
4708 * output.cc (Output_section::Output_sections): Initialize new
4710 (Output_segment::add_output_section): Add do_sort parameter.
4713 2009-11-03 Ian Lance Taylor <iant@google.com>
4716 * options.h (class General_options): Add --warn-common.
4717 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4718 merging two common symbols.
4719 (Symbol_table::should_override): Handle --warn-common when merging
4720 a common symbol with a defined symbol. Use report_resolve_problem
4721 for multiple definitions.
4722 (Symbol_table::report_resolve_problem): New function.
4723 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4725 2009-11-03 Doug Kwan <dougkwan@google.com>
4727 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4729 (Target_arm::stub_factory): New method definition.
4730 (Target_arm::new_arm_input_section,
4731 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4732 Target_arm::reloc_uses_thumb_bit): New method declarations.
4733 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4734 New type definitions.
4735 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4736 member declarations.
4737 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4738 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4739 New method definitions.
4741 2009-11-03 Ian Lance Taylor <iant@google.com>
4743 * options.h (class General_options): Add --warn_constructors.
4745 2009-11-03 Ian Lance Taylor <iant@google.com>
4748 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4749 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4751 2009-11-03 Ian Lance Taylor <iant@google.com>
4754 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4755 --msgid-bugs-address.
4756 (install-pdf): New target.
4757 (install-data_yes): Look up one directory to find mkinstalldirs.
4759 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4761 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4764 2009-10-30 Doug Kwan <dougkwan@google.com>
4766 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4768 2009-10-30 Doug Kwan <dougkwan@google.com>
4770 * arm.cc (Stub_addend_reader): New struct template definition
4771 and partial specializations.
4772 (Stub_addend_reader::operator()): New method definition for a
4773 partially specialized template.
4775 2009-10-30 Doug Kwan <dougkwan@google.com>
4777 * arm.cc (Arm_relobj::processor_specific_flags): New method
4779 (Arm_relobj::do_read_symbols): New method declaration.
4780 (Arm_relobj::processor_specific_flags_): New data member declaration.
4781 (Arm_dynobj): New class definition.
4782 (Target_arm::do_finalize_sections): Add input_objects parameter.
4783 (Target_arm::do_adjust_elf_header): New method declaration.
4784 (Target_arm::are_eabi_versions_compatible,
4785 (Target_arm::merge_processor_specific_flags): New method declaration.
4786 (Target_arm::do_make_elf_object): New overloaded method definitions
4788 (Arm_relobj::do_read_symbols): New method definition.
4789 (Arm_dynobj::do_read_symbols): Ditto.
4790 (Target_arm::do_finalize_sections): Add input_objects parameters.
4791 Merge processor-specific flags from all input objects.
4792 (Target_arm::are_eabi_versions_compatible,
4793 Target_arm::merge_processor_specific_flags,
4794 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4795 New method definitions.
4796 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4797 Input_objects pointer type parameter.
4798 * layout.cc (Layout::finalize): Pass input objects to target's.
4799 finalize_sections function.
4800 * output.cc (Output_file_header::do_sized_write): Set ELF file
4801 header's processor-specific flags.
4802 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4803 Input_objects pointer type parameter.
4804 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4805 * target.h (Input_objects): New forward class declaration.
4806 (Target::processor_specific_flags,
4807 Target::are_processor_specific_flags_sect): New method definitions.
4808 (Target::finalize_sections): Add input_objects parameter.
4809 (Target::Target): Initialize processor_specific_flags_ and
4810 are_processor_specific_flags_set_.
4811 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4813 (Target::set_processor_specific_flags): New method definition.
4814 (Target::processor_specific_flags_,
4815 Target::are_processor_specific_flags_set_): New data member
4817 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4818 Input_objects pointer type parameter.
4820 2009-10-30 Doug Kwan <dougkwan@google.com>
4822 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4824 2009-10-28 Ian Lance Taylor <iant@google.com>
4826 * object.h (class Relobj): Drop options parameter from
4827 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4828 do_scan_relocs, do_relocate. Change all callers.
4829 (class Sized_relobj): Drop options parameters from
4830 do_gc_process_relocs, do_scan_relocs, do_relocate,
4831 do_relocate_sections, relocate_sections, emit_relocs_scan,
4832 emit_relocs_scan_reltype. Change all callers.
4833 (struct Relocate_info): Remove options field and all references to
4835 * reloc.h (class Read_relocs): Remove options constructor
4836 parameter and options_ field. Change all callers.
4837 (class Gc_process_relocs, class Scan_relocs): Likewise.
4838 (class Relocate_task): Likewise.
4839 * target-reloc.h (scan_relocs): Remove options parameter. Change
4841 (scan_relocatable_relocs): Likewise.
4842 * target.h (class Sized_target): Remove options parameter from
4843 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4845 * gc.h (gc_process_relocs): Remove options parameter. Change all
4847 * arm.cc: Update functions to remove options parameters.
4848 * i386.cc: Likewise.
4849 * powerpc.cc: Likewise.
4850 * sparc.cc: Likewise.
4851 * x86_64.cc: Likewise.
4852 * testsuite/testfile.cc: Likewise.
4854 2009-10-28 Doug Kwan <dougkwan@google.com>
4856 * arm.cc (Arm_relobj): New class definition.
4857 (Arm_relobj::scan_sections_for_stubs,
4858 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4859 New method definitions.
4861 2009-10-28 Cary Coutant <ccoutant@google.com>
4863 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4864 (Plugin::cleanup_done_): New member.
4865 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4866 (Plugin_manager::cleanup_done_): Remove.
4867 (Plugin_manager::add_input_file): Edit error message.
4868 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4869 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4871 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4873 * fileread.cc: (File_read::View::~View): Use the new
4874 data_ownership_ filed.
4875 (File_read::~File_read): Dispose the new whole_file_view_.
4876 (File_read::open): Mmap the whole file if needed.
4877 (File_read::open): Use whole_file_view_ instead of contents_.
4878 (File_read::find_view): Use whole_file_view_ if applicable.
4879 (File_read::do_read): Use whole_file_view_ instead of contents_.
4880 (File_read::make_view): Use whole_file_view_ instead of contents_,
4881 update File_read::View::View call.
4882 (File_read::find_or_make_view): Update File_read::View::View
4884 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4886 (File_read::View::Data_ownership): New enum.
4887 (File_read::View::View): Replace bool mapped_ with Data_ownership
4889 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4890 (File_read::View::data_ownership_): New field.
4891 (File_read::contents_): Remove (replaced by whole_file_view_).
4892 (File_read::whole_file_view_): New field.
4893 * options.h (class General_options): Add --keep-files-mapped.
4895 2009-10-27 Cary Coutant <ccoutant@google.com>
4897 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4898 * testsuite/Makefile.am (plugin_test_5): New test case.
4899 * testsuite/Makefile.in: Regenerate.
4901 2009-10-25 Doug Kwan <dougkwan@google.com>
4903 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4904 from private to protected to allow access by child class.
4905 (Sized_relobj::do_relocate_sections): New method declaration.
4906 (Sized_relobj::relocate_sections): Virtualize.
4907 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4908 Sized_relobj::relocate_sections. Instantiate template explicitly
4909 for different target sizes and endianity.
4911 2009-10-24 Doug Kwan <dougkwan@google.com>
4913 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4914 (Arm_input_section::as_arm_input_section): New method.
4915 (Arm_output_section): New class definition.
4916 (Arm_output_section::create_stub_group,
4917 Arm_output_section::group_sections): New method definitions.
4919 2009-10-22 Doug Kwan <dougkwan@google.com>
4921 * arm.cc (Arm_input_section): New class definition.
4922 (Arm_input_section::init, Arm_input_section:do_write,
4923 Arm_input_section::set_final_data_size,
4924 Arm_input_section::do_reset_address_and_file_offset): New method
4927 2009-10-21 Doug Kwan <dougkwan@google.com>
4929 * arm.cc (Stub_table, Arm_input_section): New forward class
4931 (Stub_table): New class defintion.
4932 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4933 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4934 New method definition.
4936 2009-10-21 Doug Kwan <dougkwan@google.com>
4938 * arm.cc: Update copyright comments.
4939 (Target_arm): New forward class template declaration.
4940 (Arm_address): New type.
4941 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4942 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4943 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4945 (Insn_template): Same.
4946 (DEF_STUBS): New macro.
4947 (Stub_type): New enum type.
4948 (Stub_template): New class definition.
4951 (Stub_factory): Same.
4952 (Target_arm::Target_arm): Initialize may_use_blx_ and
4953 should_force_pic_veneer_.
4954 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4955 Target_arm::should_force_pic_veneer,
4956 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4957 Target_arm::using_thumb_only, Target_arm:;default_target): New
4959 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4960 New data member declarations.
4961 (Insn_template::size, Insn_template::alignment): New method defintions.
4962 (Stub_template::Stub_template): New method definition.
4963 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4964 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4965 (Stub_factory::Stub_factory): New method definition.
4966 * gold.h (string_hash): New template.
4967 * output.h (Input_section_specifier::hash_value): Use
4969 (Input_section_specifier::string_hash): Remove.
4970 * stringpool.cc (Stringpool_template::string_hash): Use
4973 2009-10-20 Doug Kwan <dougkwan@google.com>
4975 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4976 symbols of relaxed input sections.
4977 * output.h (Output_section::find_relaxed_input_section): Make
4980 2009-10-16 Doug Kwan <dougkwan@google.com>
4982 * dynobj.cc (Versions::Versions): Initialize version_script_.
4983 Only insert base version symbol definition for a shared object
4984 if version script defines any version versions.
4985 (Versions::define_base_version): New method definition.
4986 (Versions::add_def): Check that base version is not needed.
4987 (Versions::add_need): Define base version lazily.
4988 * dynobj.h (Versions::define_base_version): New method declaration.
4989 (Versions::needs_base_version_): New data member declaration.
4990 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4991 (check_DATA): Add no_version_test.stdout.
4992 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4994 * testsuite/Makefile.in: Regenerate.
4995 * testsuite/no_version_test.c: New file.
4996 * testsuite/no_version_test.sh: Ditto.
4998 2009-10-16 Doug Kwan <dougkwan@google.com>
5000 * expression.cc (class Segment_start_expression): New class definition.
5001 (Segment_start_expression::value): New method definition.
5002 (script_exp_function_segment_start): Return a new
5003 Segment_start_expression.
5004 * gold/script-c.h (script_saw_segment_start_expression): New function
5006 * script-sections.cc (Script_sections::Script_sections): Initialize
5007 SAW_SEGMENT_START_EXPRESSION_ to false.
5008 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5009 and -Tbbs options to specify section addresses if given in
5010 command line and no SEGMENT_START expression is seen in a script.
5011 * script-sections.h (Script_sections::saw_segment_start_expression,
5012 Script_sections::set_saw_segment_start_expression): New method
5014 (Script_sections::saw_segment_start_expression_): New data member
5016 * script.cc (script_saw_segment_start_expression): New function.
5017 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5018 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5019 script_test_7.sh and script_test_8.sh.
5020 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5021 script_test_8.stdout.
5022 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5023 (script_test_6, script_test_6.stdout, script_test_7,
5024 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5025 * Makefile.in: Regenerate.
5026 * testsuite/script_test_6.sh: New file.
5027 * testsuite/script_test_6.t: Same.
5028 * testsuite/script_test_7.sh: Same.
5029 * testsuite/script_test_7.t: Same.
5030 * testsuite/script_test_8.sh: Same.
5032 2009-10-16 Doug Kwan <dougkwan@google.com>
5034 * output.cc (Output_segment::set_section_list_address): Cast
5035 expressions to unsigned long long type to avoid format warnings.
5037 2009-10-15 Ian Lance Taylor <iant@google.com>
5039 * script.cc (Script_options::add_symbol_assignment): Always add a
5040 dot assignment to script_sections_.
5041 * script-sections.cc (Script_sections::add_dot_assignment):
5042 Initialize if necessary.
5044 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5045 program headers with no load segment if there is a linker script.
5047 * layout.cc (Layout::set_segment_offsets): Align the file offset
5048 to the segment aligment for -N or -n with no load segment.
5049 * output.cc (Output_segment::add_output_section): Don't crash if
5050 the first section is a TLS section.
5051 (Output_segment::set_section_list_addresses): Print an error
5052 message if the address moves backward in a linker script.
5053 * script-sections.cc
5054 (Output_section_element_input::set_section_addresses): Don't
5055 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5056 (Orphan_output_section::set_section_addresses): Likewise.
5058 2009-10-15 Doug Kwan <dougkwan@google.com>
5060 * layout.cc (Layout::finish_dynamic_section): Generate tags
5061 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5062 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5063 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5065 2009-10-14 Ian Lance Taylor <iant@google.com>
5067 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5069 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5070 data_shdr fields of relinfo.
5071 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5072 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5073 R_386_TLS_LDO_32, adjust based on section flags.
5074 (Target_i386::Relocate::fix_up_ldo): Remove.
5076 2009-10-13 Ian Lance Taylor <iant@google.com>
5078 Add support for -pie.
5079 * options.h (class General_options): Add -pie and
5081 (General_options::output_is_position_independent): Test -pie.
5082 (General_options::output_is_executable): Return true if not shared
5083 and not relocatable.
5084 (General_options::output_is_pie): Remove.
5085 * options.cc (General_options::finalize): Reject incompatible uses
5087 * gold.cc (queue_middle_tasks): A -pie link is not static.
5088 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5089 * symtab.cc (Symbol::final_value_is_known): Return false if
5090 output_is_position_independent.
5091 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5092 output_is_position_independent.
5093 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5094 output_is_position_independent.
5095 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5096 output_is_position_independent.
5097 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5099 (basic_pie_test.o, basic_pie_test): New targets.
5100 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5101 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5102 (two_file_pie_test): New target.
5103 * testsuite/Makefile.in: Rebuild.
5104 * README: Remove note saying that -pie is not supported.
5106 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5108 * options.h (class General_options): Add -init and -fini.
5109 * layout.cc (Layout::finish_dynamic_section): Emit
5110 given init and fini functions.
5112 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5114 * gc.h (gc_process_relocs): Check if icf is enabled using new
5116 * gold.cc (queue_initial_tasks): Likewise.
5117 (queue_middle_tasks): Likewise.
5118 * object.cc (do_layout): Likewise.
5119 * symtab.cc (is_section_folded): Likewise.
5120 * main.cc (main): Likewise.
5121 * reloc.cc (Read_relocs::run): Likewise.
5122 (Sized_relobj::do_scan_relocs): Likewise.
5123 * icf.cc (is_function_ctor_or_dtor): New function.
5124 (Icf::find_identical_sections): Check if function is ctor or dtor when
5126 * options.h (General_options::icf): Change option to be an enum.
5127 (Icf_status): New enum.
5128 (icf_enabled): New method.
5129 (icf_safe_folding): New method.
5130 (set_icf_status): New method.
5131 (icf_status_): New variable.
5132 * (options.cc) (General_options::finalize): Set icf_status_.
5133 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5134 icf_test and icf_keep_unique_test to use the --icf enum flag.
5135 * testsuite/icf_safe_test.sh: New file.
5136 * testsuite/icf_safe_test.cc: New file.
5138 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5140 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5141 includes to gc.h and icf.h.
5142 * arm.cc: Include gc.h.
5143 * gold.cc: Likewise.
5144 * i386.cc: Likewise.
5145 * powerpc.cc: Likewise.
5146 * sparc.cc: Likewise.
5147 * x86_64.cc: Likewise.
5148 * gc.h: Include icf.h.
5150 2009-10-11 Ian Lance Taylor <iant@google.com>
5152 * plugin.cc: Include "gold.h" before other header files.
5154 2009-10-10 Chris Demetriou <cgd@google.com>
5156 * options.h (Input_file_argument::Input_file_type): New enum.
5157 (Input_file_argument::is_lib_): Replace with...
5158 (Input_file_argument::type_): New member.
5159 (Input_file_argument::Input_file_argument): Take Input_file_type
5160 'type' rather than boolean 'is_lib' as second argument.
5161 (Input_file_argument::is_lib): Use type_.
5162 (Input_file_argument::is_searched_file): New function.
5163 (Input_file_argument::may_need_search): Handle is_searched_file.
5164 * options.cc (General_options::parse_library): Support -l:filename.
5165 (General_options::parse_just_symbols): Update for Input_file_argument
5167 (Command_line::process): Likewise.
5168 * archive.cc (Archive::get_file_and_offset): Likewise.
5169 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5170 * script.cc (read_script_file, script_add_file): Likewise.
5171 * fileread.cc (Input_file::Input_file): Likewise.
5172 (Input_file::will_search_for): Handle is_searched_file.
5173 (Input_file::open): Likewise.
5174 * readsyms.cc (Read_symbols::get_name): Likewise.
5175 * testsuite/Makefile.am (searched_file_test): New test.
5176 * testsuite/Makefile.in: Regenerate.
5177 * testsuite/searched_file_test.cc: New file.
5178 * testsuite/searched_file_test_lib.cc: New file.
5180 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5181 Ian Lance Taylor <iant@google.com>
5183 * descriptor.cc: Include <cstdio> and "binary-io.h".
5184 (Descriptors::open): Open the files in binary mode always.
5185 * script.cc (Lex::get_token): Treat \r as whitespace.
5187 2009-10-09 Ian Lance Taylor <iant@google.com>
5189 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5191 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5192 Ian Lance Taylor <iant@google.com>
5194 * configure.ac: Check for readv function also.
5195 * fileread.cc (readv): Define if not HAVE_READV.
5196 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5198 * config.in: Regenerate.
5199 * configure: Regenerate.
5201 2009-10-09 Doug Kwan <dougkwan@google.com>
5203 * layout.cc (Layout::make_output_section): Call target hook to make
5204 ordinary output section.
5205 (Layout::finalize): Adjust parameter list of call the
5206 Target::may_relax().
5207 * layout.h (class Layout::section_list): New method.
5208 * merge.h (Output_merge_base::entsize): Change visibility to public.
5209 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5211 (Output_merge_string::do_is_string): New method.
5212 * object.cc (Sized_relobj::do_setup): renamed from
5213 Sized_relobj::set_up.
5214 * object.h (Sized_relobj::adjust_shndx,
5215 Sized_relobj::initializ_input_to_output_maps,
5216 Sized_relobj::free_input_to_output_maps): Change visibilities to
5218 (Sized_relobj::setup): Virtualize.
5219 (Sized_relobj::do_setup): New method declaration.
5220 (Sized_relobj::invalidate_section_offset,
5221 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5222 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5223 * options.cc (parse_int): New function.
5224 * options.h (parse_int): New declaration.
5225 (DEFINE_int): New macro.
5226 (stub_group_size): New option.
5227 * output.cc (Output_section::Output_section): Initialize memebers
5228 merge_section_map_, merge_section_by_properties_map_,
5229 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5230 (Output_section::add_input_section): Handled deferred code-fill
5231 generation and remove an old comment.
5232 (Output_section::add_relaxed_input_section): New method definition.
5233 (Output_section::add_merge_input_section): Use merge section by
5234 properties map to speed to search. Update merge section maps
5236 (Output_section::build_relaxation_map): New method definition.
5237 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5239 (Output_section::relax_input_section): Renamed to
5240 Output_section::convert_input_sections_to_relaxed_sections and change
5241 interface to take a vector of pointers to relaxed sections.
5242 (Output_section::find_merge_section,
5243 Output_section::find_relaxed_input_section): New method definitions.
5244 (Output_section::is_input_address_mapped,
5245 Output_section::output_offset, Output_section::output_address):
5246 Use output section data maps to speed up searching.
5247 (Output_section::find_starting_output_address): Add comments.
5248 (Output_section::do_write,
5249 Output_section::write_to_postprocessing_buffer): Do code-fill
5250 generation as appropriate.
5251 (Output_section::get_input_sections): Invalidate relaxed input section
5253 (Output_section::restore_states): Adjust type of checkpoint .
5254 Invalidate relaxed input section map.
5255 * output.h (Output_merge_base): New class declaration.
5256 (Input_section_specifier): New class defintion.
5257 (class Output_relaxed_input_section) Change base class to
5258 Output_section_data_build.
5259 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5260 base class initializer.
5261 (Output_section::add_relaxed_input_section): New method declaration.
5262 (Output_section::Input_section): Change visibility to protected.
5263 (Output_section::Input_section::relobj,
5264 Output_section::Input_section::shndx): Handle relaxed input sections.
5265 Output_section::input_sections) Change visibility to protected. Also
5266 define overload to return a non-const pointer.
5267 (Output_section::Merge_section_properties): New class defintion.
5268 (Output_section::Merge_section_by_properties_map,
5269 Output_section::Output_section_data_by_input_section_map,
5270 Output_section::Relaxation_map): New types.
5271 (Output_section::relax_input_section): Rename method to
5272 Output_section::convert_input_sections_to_relaxed_sections and change
5273 interface to take a vector of relaxed section pointers.
5274 (Output_section::find_merge_section,
5275 Output_section::find_relaxed_input_section,
5276 Output_section::build_relaxation_map,
5277 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5278 New method declarations.
5279 (Output_section::merge_section_map_
5280 Output_section::merge_section_by_properties_map_,
5281 Output_section::relaxed_input_section_map_,
5282 Output_section::is_relaxed_input_section_map_valid_,
5283 Output_section::generate_code_fills_at_write_): New data members.
5284 * script-sections.cc
5285 (Output_section_element_input::set_section_addresses): Call
5286 current_data_size and addralign methods of relaxed input sections.
5287 (Orphan_output_section::set_section_addresses): Call current_data_size
5288 and addralign methods of relaxed input sections.
5289 * symtab.cc (Symbol_table::compute_final_value): Extract template
5290 from the body of Symbol_table::sized_finalize_symbol.
5291 (Symbol_table::sized_finalized_symbol): Call
5292 Symbol_table::compute_final_value.
5293 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5294 (Symbol_table::compute_final_value): New templated method declaration.
5295 * target.cc (Target::do_make_output_section): New method defintion.
5296 * target.h (Target::make_output_section): New method declaration.
5297 (Target::relax): Add more parameters for input objects, symbol table
5298 and layout. Adjust call to do_relax.
5299 (Target::do_make_output_section): New method declaration.
5300 (Target::do_relax): Add parameters for input objects, symbol table
5303 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5305 * pread.c: Include stdio.h.
5307 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5309 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5312 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5314 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5315 Change read_shndx type to unsigned int.
5316 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5318 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5319 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5320 Change read_shndx type to unsigned int.
5321 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5323 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5324 * layout.cc (Layout::create_symtab_sections): Cast the result of
5325 local_symcount * symsize to off_t in the gold_assert.
5327 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5329 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5330 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5332 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5333 (Arm_relocate_functions::thm_abs5): New function.
5334 (Arm_relocate_functions::abs12): New function.
5335 (Arm_relocate_functions::abs16): New function.
5336 (Arm_relocate_functions::base_abs): New function.
5337 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5338 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5339 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5341 (Scan::global): Likewise.
5342 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5343 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5344 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5345 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5348 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5350 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5351 (Arm_relocate_functions::movt_prel): New function.
5352 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5353 (Arm_relocate_functions::thm_movt_prel): New function.
5354 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5355 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5356 (Scan::global, Relocate::relocate): Likewise.
5357 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5359 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5361 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5362 Incremental_checker.
5363 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5365 (class Incremental_inputs_header): New class.
5366 (Incremental_inputs_header_writer): Edit comment.
5367 (Incremental_inputs_entry): New class.
5368 (Incremental_inputs_entry_writer): Edit comment.
5369 (Sized_incremental_binary::do_find_incremental_inputs_section):
5370 Add *strtab_shndx parameter, fill it.
5371 (Sized_incremental_binary::do_check_inputs): New method.
5372 (Incremental_checker::can_incrementally_link_output_file): Use
5373 Sized_incremental_binary::check_inputs.
5374 (Incremental_inputs::report_command_line): Save command line in
5377 (Incremental_binary::find_incremental_inputs_section): New
5379 (Incremental_binary::do_find_incremental_inputs_section): Add
5380 strtab_shndx parameter.
5381 (Incremental_binary::do_check_inputs): New pure virtual method.
5382 (Sized_incremental_binary::do_check_inputs): Declare.
5383 (Incremental_checker::Incremental_checker): Add incremental_inputs
5384 parameter, use it to initialize incremental_inputs_.
5385 (Incremental_checker::incremental_inputs_): New field.
5386 (Incremental_checker::command_line): New method.
5387 (Incremental_checker::inputs): New method.
5388 (Incremental_checker::command_line_): New field.
5390 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5392 * incremental.cc: Include <cstdarg> and "target-select.h".
5393 (vexplain_no_incremental): New function.
5394 (explain_no_incremental): New function.
5395 (Incremental_binary::error): New method.
5396 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5398 (make_sized_incremental_binary): New function.
5399 (open_incremental_binary): New function.
5400 (can_incrementally_link_file): Add checks if output is ELF and has
5402 * incremental.h: Include "elfcpp_file.h" and "output.h".
5403 (Incremental_binary): New class.
5404 (Sized_incremental_binary): New class.
5405 (open_incremental_binary): Declare.
5406 * object.cc (is_elf_object): Use
5407 elfcpp::Elf_recognizer::is_elf_file.
5408 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5409 * output.h (Output_file::filesize): New method.
5411 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5413 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5415 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5416 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5418 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5420 (Arm_relocate_functions::movw_abs_nc): New function.
5421 (Arm_relocate_functions::movt_abs): New function.
5422 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5423 (Arm_relocate_functions::thm_movt_abs): New function.
5424 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5425 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5426 (Scan::global): Likewise.
5427 (Relocate::relocate): Likewise.
5428 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5430 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5432 * arm.cc (Arm_relocate_functions::got_prel) New function.
5433 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5434 (Relocate::relocate): Likewise.
5435 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5437 2009-10-06 Ian Lance Taylor <iant@google.com>
5439 * options.h (class General_options): Define
5440 split_stack_adjust_size parameter.
5441 * object.h (class Object): Add uses_split_stack_ and
5442 has_no_split_stack_ fields. Add uses_split_stack and
5443 has_no_split_stack accessor functions. Declare
5444 handle_split_stack_section.
5445 (class Reloc_symbol_changes): Define.
5446 (class Sized_relobj): Define Function_offsets. Declare
5447 split_stack_adjust, split_stack_adjust_reltype, and
5449 * object.cc (Object::handle_split_stack_section): New function.
5450 (Sized_relobj::do_layout): Call handle_split_stack_section.
5451 * dynobj.cc (Sized_dynobj::do_layout): Call
5452 handle_split_stack_section.
5453 * reloc.cc (Sized_relobj::relocate_sections): Call
5454 split_stack_adjust for executable sections in split_stack
5455 objects. Pass reloc_map to relocate_section.
5456 (Sized_relobj::split_stack_adjust): New function.
5457 (Sized_relobj::split_stack_adjust_reltype): New function.
5458 (Sized_relobj::find_functions): New function.
5459 * target-reloc.h: Include "object.h".
5460 (relocate_section): Add reloc_symbol_changes parameter. Change
5462 * target.h (class Target): Add calls_non_split method. Declare
5463 do_calls_non_split virtual method. Declare match_view and
5465 * target.cc: Include "elfcpp.h".
5466 (Target::do_calls_non_split): New function.
5467 (Target::match_view): New function.
5468 (Target::set_view_to_nop): New function.
5469 * gold.cc (queue_middle_tasks): Give an error if mixing
5470 split-stack and non-split-stack objects with -r.
5471 * i386.cc (Target_i386::relocate_section): Add
5472 reloc_symbol_changes parameter.
5473 (Target_i386::do_calls_non_split): New function.
5474 * x86_64.cc (Target_x86_64::relocate_section): Add
5475 reloc_symbol_changes parameter.
5476 (Target_x86_64::do_calls_non_split): New function.
5477 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5479 * powerpc.cc (Target_powerpc::relocate_section): Add
5480 reloc_symbol_changes parameter.
5481 * sparc.cc (Target_sparc::relocate_section): Add
5482 reloc_symbol_changes parameter.
5483 * configure.ac: Call AM_CONDITIONAL for the default target.
5484 * configure: Rebuild.
5485 * testsuite/Makefile.am (TEST_AS): New variable.
5486 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5487 (check_DATA): Add split_i386 and split_x86_64 files.
5488 (SPLIT_DEFSYMS): Define.
5489 (split_i386_[1234n].o): New targets.
5490 (split_i386_[124]): New targets.
5491 (split_i386_[1234r].stdout): New targets.
5492 (split_x86_64_[1234n].o): New targets.
5493 (split_x86_64_[124]): New targets.
5494 (split_x86_64_[1234r].stdout): New targets.
5495 (MOSTLYCLEANFILES): Add new executables.
5496 * testsuite/split_i386.sh: New file.
5497 * testsuite/split_x86_64.sh: New file.
5498 * testsuite/split_i386_1.s: New file.
5499 * testsuite/split_i386_2.s: New file.
5500 * testsuite/split_i386_3.s: New file.
5501 * testsuite/split_i386_4.s: New file.
5502 * testsuite/split_i386_n.s: New file.
5503 * testsuite/split_x86_64_1.s: New file.
5504 * testsuite/split_x86_64_2.s: New file.
5505 * testsuite/split_x86_64_3.s: New file.
5506 * testsuite/split_x86_64_4.s: New file.
5507 * testsuite/split_x86_64_n.s: New file.
5508 * testsuite/testfile.cc (Target_test): Update relocation_section
5510 * testsuite/Makefile.in: Rebuild.
5512 2009-10-06 Ian Lance Taylor <iant@google.com>
5514 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5515 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5516 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5517 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5518 the address on ldo_addrs_.
5519 (Target_i386::Relocate::fix_up_ldo): New function.
5521 2009-10-06 Rafael Espindola <espindola@google.com>
5523 * plugin.cc (add_input_library): New.
5524 (Plugin::load): Add add_input_library to tv.
5525 (Plugin_manager::add_input_file): Add the is_lib argument.
5526 (add_input_file): Update call to Plugin_manager::add_input_file.
5527 (add_input_library): New.
5528 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5530 2009-09-30 Doug Kwan <dougkwan@google.com>
5532 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5533 symbol and call Symbol::may_need_copy_reloc to determine if
5534 a copy reloc is needed.
5535 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5536 nocopyreloc is given in command line.
5537 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5538 given in command line.
5539 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5540 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5541 of the removed Target_i386::may_need_copy_reloc.
5542 * options.h (copyreloc): New option with default value false.
5543 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5544 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5545 instead of the removed Target_powerpc::may_need_copy_reloc.
5546 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5547 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5548 instead of the removed Target_sparc::may_need_copy_reloc.
5549 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5550 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5551 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5552 instead of the removed Target_x86_64::may_need_copy_reloc.
5554 2009-09-30 Ian Lance Taylor <iant@google.com>
5556 * object.h (class Object): Remove target_ field, and target,
5557 sized_target, and set_target methods.
5558 (Object::sized_target): Remove.
5559 (class Sized_relobj): Update declarations. Remove sized_target.
5560 * object.cc (Sized_relobj::setup): Remove target parameter.
5562 (Input_objects::add_object): Don't do anything with the target.
5563 (make_elf_sized_object): Add punconfigured parameter. Change all
5564 callers. Set or test parameter target.
5565 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5567 * parameters.cc (Parameters::set_target): Change parameter type to
5569 (Parameters::default_target): Remove.
5570 (set_parameters_target): Change parameter type to be non-const.
5571 (parameters_force_valid_target): New function.
5572 (parameters_clear_target): New function.
5573 * parameters.h (class Parameters): Update declarations. Remove
5574 default_target method. Add sized_target and clear_target
5575 methods. Change target_ to be non-const.
5576 (set_parameters_target): Update declaration.
5577 (parameters_force_valid_target): Declare.
5578 (parameters_clear_target): Declare.
5579 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5580 as NULL if we aren't searching.
5581 (Add_symbols::run): Don't check for compatible target.
5582 * fileread.cc (Input_file::open_binary): Call
5583 parameters_force_valid_target.
5584 * gold.cc (queue_middle_tasks): Likewise.
5585 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5586 set_target on object.
5587 * dynobj.h (class Sized_dynobj): Update declarations.
5588 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5589 make_elf_object returns NULL.
5590 (Archive::include_member): Don't check whether object target is
5592 * output.cc (Output_section::add_input_section): Get target from
5594 (Output_section::relax_input_section): Likewise.
5595 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5597 (Sized_relobj::do_scan_relocs): Likewise.
5598 (Sized_relobj::relocate_sections): Likewise.
5599 * resolve.cc (Symbol_table::resolve): Likewise.
5600 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5601 parameter. Change all callers.
5602 (Symbol_table::add_from_object): Get target from parameters.
5603 (Symbol_table::add_from_relobj): Don't check object target.
5604 (Symbol_table::add_from_dynobj): Likewise.
5605 (Symbol_table::define_special_symbol): Get target from
5607 * symtab.h (class Symbol_table): Update declaration.
5608 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5609 parameter. Change all callers. Clear parameter target.
5610 (Binary_test): Test target here.
5611 * testsuite/object_unittest.cc (gold_testsuite): Remove
5612 target_test_pointer parameter. Change all callers.
5613 (Object_test): Test target here.
5615 2009-09-26 Ian Lance Taylor <iant@google.com>
5617 * testsuite/initpri1.c: Don't try to use constructor priorities if
5618 compiling with gcc before 4.3.
5620 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5622 * testsuite/retain_symbols_file_test.sh (check_present): Change
5623 output file name to retain_symbols_file_test.stdout.
5624 (check_absent): Likewise.
5626 2009-09-18 Craig Silverstein <csilvers@google.com>
5628 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5629 * options.cc: Include <cerrno> and <fstream>.
5630 (General_options::finalize): Parse -retain-symbols-file tag.
5631 * options.h: New flag.
5632 (General_options): New method should_retain_symbol, new
5633 variable symbols_to_retain.
5634 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5635 should_retain_symbol map.
5636 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5637 * testsuite/Makefile.in: Regenerate.
5638 * testsuite/retain_symbols_file_test.sh: New file.
5640 2009-09-18 Nick Clifton <nickc@redhat.com>
5642 * po/es.po: Updated Spanish translation.
5644 2009-09-17 Doug Kwan <dougkwan@google.com>
5646 * debug.h (DEBUG_RELAXATION): New constant.
5647 (DEBUG_ALL): Add DEBUG_RELAXATION.
5648 (debug_string_to_enum): Add relaxation debug option.
5650 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5651 Layout::Relaxation_debug_check::read_sections,
5652 Layout::Relaxation_debug_check::read_sections): New method definitions.
5653 (Layout::Layout): Initialize data members
5654 record_output_section_data_from_scrips_,
5655 script_output_section_data_list_ and relaxation_debug_check_.
5656 (Layout::save_segments, Layout::restore_segments,
5657 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5658 Layout::relaxation_loop_body): New method definitions.
5659 (Layout::finalize): Support relaxation. Move section layout code to
5660 Layout::relaxation_loop_body.
5661 (Layout::set_asection_address_from_script): Move code for orphan
5662 section placement out.
5663 (Layout::place_orphan_sections_in_script): New method definition.
5664 * layout.h (Output_segment_headers, Output_file_header):
5665 New forward class declarations.
5666 (Layout::~Layout): Define.
5667 (Layout::new_output_section_data_from_script): New method definition.
5668 (Layout::place_orphan_sections_in_script): New method declaration.
5669 (Layout::Segment_states): New type declaration.
5670 (Layout::save_segments, Layout::restore_segments,
5671 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5672 Layout::relaxation_loop_body): New method declarations.
5673 (Layout::Output_section_data_list): New type declaration.
5674 (Layout::Relaxation_debug_check): New class definition.
5675 (Layout::record_output_section_data_from_script_,
5676 Layout::script_output_section_data_list_, Layout::segment_states_,
5677 Layout::relaxation_debug_check_): New data members.
5678 * output.cc: (Output_section_headers::do_size): New method definition.
5679 (Output_section_headers::Output_section_headers): Move size
5680 computation to Output_section_headers::do_size.
5681 (Output_segment_headers::do_size): New method definition.
5682 (Output_file_header::Output_file_header): Move size computation to
5683 Output_file_header::do_size and call it.
5684 (Output_file_header::do_size): New method definition.
5685 (Output_data_group::Output_data_group): Adjust call to
5686 Output_section_data.
5687 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5688 (Output_symtab_xindex::do_write): Add array bound check.
5689 (Output_section::Input_section::print_to_mapfile): Handle
5690 RELAXED_INPUT_SECTION_CODE.
5691 (Output_section::Output_section): Initialize data member checkpoint_.
5692 (Output_section::~Output_section): Delete checkpoint object pointed
5694 (Output_section::add_input_section): Always add an Input_section if
5696 (Output_section::add_merge_input_section): Add assert.
5697 (Output_section::relax_input_section): New method definition.
5698 (Output_section::set_final_data_size): Set load address to zero for
5699 an unallocated section.
5700 (Output_section::do_address_and_file_offset_have_reset_values):
5701 New method definition.
5702 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5703 Handle relaxed input section.
5704 (Output_section::sort_attached_input_sections): Checkpoint input
5705 section list lazily.
5706 (Output_section::get_input_sections): Change type of input_sections to
5707 list of Simple_input_section pointers. Checkpoint input section list
5708 lazily. Also handle relaxed input sections.
5709 (Output_section::add_input_section_for_script): Take a reference to
5710 a Simple_input_section object instead of Relobj pointer and section
5711 index as parameter. Handle relaxed input sections.
5712 (Output_section::save_states, Output_section::restore_states): New
5714 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5715 (Output_data::is_data_size_fixed): New method definition.
5716 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5718 (Output_data::address_and_file_offset_have_reset_values): New method
5720 (Output_data::do_address_and_file_offset_have_reset_values): New method
5722 (Output_data::set_data_size): Check that data size is not fixed.
5723 (Output_data::fix_data_size): New method definition.
5724 (Output_data::is_data_size_fixed_): New data member.
5725 (Output_section_headers::set_final_data_size): New method definition.
5726 (Output_section_headers::do_size): New method declaration.
5727 (Output_segment_headers::set_final_data_size): New method definition.
5728 (Output_segment_headers::do_size): New method declaration.
5729 (Output_file_header::set_final_data_size)::New method definition.
5730 (Output_file_header::do_size)::New method declaration.
5731 (Output_section_data::Output_section_data): Add new parameter
5732 is_data_size_fixed and use it to fix data size.
5733 (Output_data_const::Output_data_const): Adjust call to base class
5734 constructor and fix data size.
5735 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5736 base class constructor and fix data size.
5737 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5738 base class constructor and fix data size.
5739 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5740 class constructor and fix data size.
5741 (Output_data_group::set_final_data_size): New method definition.
5742 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5743 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5744 class constructor and fix data size.
5745 (Output_relaxed_input_section): New class definition.
5746 (Output_section::Simple_input_section): New class definition.
5747 (Output_section::get_input_sections): Adjust parameter list.
5748 (Output_section::add_input_section_for_script): Same.
5749 (Output_section::save_states, Output_section::restore_states,
5750 Output_section::do_address_and_file_offset_have_reset_values,
5751 (Output_section::Input_section::Input_section): Handle
5752 RELAXED_INPUT_SECTION_CODE. Add new overload for
5753 Output_relaxed_input_section.
5754 (Output_section::Input_section::is_input_section,
5755 Output_section::Input_section::set_output_section): Handle relaxed
5757 (Output_section::Input_section::is_relaxed_input_section,
5758 Output_section::Input_section::output_section_data,
5759 Output_section::Input_section::relaxed_input_section): New method
5761 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5763 (Output_section::Input_section::u1_): Update comments.
5764 (Output_section::Input_section::u2_): Add new union member poris.
5765 (Output_section::Checkpoint_output_section): New classs definition.
5766 (Output_section::relax_input_section): New method declaration.
5767 (Output_section::checkpoint_): New data member.
5768 (Output_segment): Update comments.
5769 (Output_segment::Output_segment): Un-privatize copy constructor.
5770 (Output_segment::operator=): Un-privatize.
5771 * script-sections.cc (Output_section_element::Input_section_list):
5772 Change element type to Output_section::Simple_input_section.
5773 (Output_section_element_dot_assignment::set_section_addresses):
5774 Register output section data for relaxation clean up.
5775 (Output_data_exression::Output_data_expression): Adjust call to base
5776 constructor to fix data size.
5777 (Output_section_element_data::set_section_addresses): Register
5778 Output_data_expression object for relaxation clean up.
5779 (struct Input_section_info): Replace Relobj pointer and section index
5780 pair with Output_section::Simple_input_section and Convert struct to a
5782 (Input_section_sorter::operator()): Adjust access to
5783 Input_section_info data member to use accessors.
5784 (Output_section_element_input::set_section_addresses): Use layout
5785 parameter. Adjust code to use Output_section::Simple_input_section
5786 and Input_secction_info classes. Register filler for relaxation
5788 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5789 and section index pair with Output_section::Simple_input_section
5790 class. Adjust code accordingly.
5791 (Phdrs_element::release_segment): New method definition.
5792 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5794 (Script_sections::release_segments): New method definition.
5795 * gold/script-sections.h (Script_sections::release_segments): New
5797 * gold/target.h (Target::may_relax, Target::relax,
5798 Target::do_may_relax, Target::do_relax): New method definitions.
5800 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5802 * arm.cc (has_signed_unsigned_overflow): New function.
5803 (Arm_relocate_functions::abs8): New function.
5804 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5805 (Target_arm::Scan::global): Likewise.
5806 (Target_arm::relocate::relocate): Likewise.
5807 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5810 2009-09-16 Cary Coutant <ccoutant@google.com>
5812 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5813 * testsuite/Makefile.in: Regenerate.
5815 2009-09-11 Nick Clifton <nickc@redhat.com>
5817 * po/gold.pot: Updated by the Translation project.
5819 2009-09-08 Cary Coutant <ccoutant@google.com>
5821 * output.cc (Output_file::open): Add execute permission to empty file.
5822 * testsuite/Makefile.am (permission_test): New test.
5823 * testsuite/Makefile.in: Regenerate.
5825 2009-09-02 Ian Lance Taylor <iant@google.com>
5827 * output.cc (Output_file::resize): Call map_no_anonymous rather
5830 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5832 * gold.cc: Include "incremental.h".
5833 (queue_initial_tasks): Call Incremental_checker methods.
5834 * incremental.cc: Include "output.h".
5835 (Incremental_checker::can_incrementally_link_output_file): New
5837 * incremental.h (Incremental_checker): New class.
5839 * output.cc (Output_file::open_for_modification): New method.
5840 (Output_file::map_anonymous): Changed return type to bool. Record
5842 (Output_file::map_no_anonymous): New method, broken out of map.
5843 (Output_file::map): Use map_no_anonymous and map_anonymous.
5844 * output.h (class Output_file): Update declarations.
5846 2009-08-24 Cary Coutant <ccoutant@google.com>
5848 * options.h (Command_line::Pre_options): New class.
5849 (Command_line::pre_options): New member.
5850 * options.cc (gold::options::ready_to_register): New variable.
5851 (One_option::register_option): Do nothing if not registering options.
5852 Assert if same short option registered twice.
5853 (General_options::General_options): Turn off option registration when
5855 (Command_line::Pre_options::Pre_options): New constructor.
5857 2009-08-24 Cary Coutant <ccoutant@google.com>
5859 * options.h (General_options::no_keep_memory): Remove incorrect
5862 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5864 * Makefile.am (am__skiplex, am__skipyacc): New.
5865 * Makefile.in: Regenerate.
5867 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5869 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5870 (INCLUDES): ... this.
5871 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5872 (AM_CPPFLAGS): Renamed from ...
5873 (INCLUDE): ... this.
5874 * Makefile.in, testsuite/Makefile.in: Regenerate.
5876 * Makefile.in: Regenerate.
5877 * aclocal.m4: Likewise.
5878 * config.in: Likewise.
5879 * configure: Likewise.
5880 * testsuite/Makefile.in: Likewise.
5882 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5883 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5884 * Makefile.in: Regenerate.
5885 * testsuite/Makefile.in: Regenerate.
5887 2009-08-19 Cary Coutant <ccoutant@google.com>
5889 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5890 symbols in shared libraries overridden by hidden or internal symbols
5891 in the main program.
5893 2009-08-19 Chris Demetriou <cgd@google.com>
5895 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5896 checking source file names in error messages.
5898 2009-08-18 Doug Kwan <dougkwan@google.com>
5900 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5901 an elcpp::Ehdr as parameter. Adjust call to set_target.
5902 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5903 an elfcpp::Ehdr as parameter.
5904 * object.cc (Object::set_target): Remove the version that looks up
5905 a target and sets it.
5906 (Sized_relobj::setup): Take a Target object instead of
5907 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5908 (make_elf_sized_object): Find target and ask target to
5910 * object.h: (Object::set_target): Remove the version that looks up
5911 a target and sets it.
5912 (Sized_relobj::setup): Take a Target object instead of
5913 an elfcpp:Ehdr as parameter.
5914 * target.cc: Include dynobj.h.
5915 (Target::do_make_elf_object_implementation): New.
5916 (Target::do_make_elf_object): New.
5917 * target.h (Target::make_elf_object): New template declaration.
5918 (Target::do_make_elf_object): New method declarations.
5919 (Target::do_make_elf_object_implementation): New template declaration.
5921 2009-08-14 Ian Lance Taylor <iant@google.com>
5923 * gold.h (FUNCTION_NAME): Define.
5924 (gold_unreachable): Use FUNCTION_NAME.
5926 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5928 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5929 symbol in the --keep-unique list is not found.
5931 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5933 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5934 been maked as --keep-unique.
5935 (Icf::unfold_section): New function.
5936 * icf.h (Icf::unfold_section): New function.
5937 * options.h (General_options::keep_unique): New option.
5938 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5939 * testsuite/Makefile.in: Regenerate.
5940 * testsuite/icf_keep_unique_test.sh: New file.
5941 * testsuite/icf_keep_unique_test.cc: New file.
5943 2009-08-12 Cary Coutant <ccoutant@google.com>
5946 * resolve.cc (Symbol_table::resolve): Check for references from
5947 dynamic objects to hidden and internal symbols.
5948 * testsuite/Makefile.am (hidden_test.sh): New test.
5949 * testsuite/Makefile.in: Regenerate.
5950 * testsuite/hidden_test.sh: New script.
5951 * testsuite/hidden_test_1.c: New test source.
5952 * testsuite/hidden_test_main.c: New test source.
5954 2009-08-11 Doug Kwan <dougkwan@google.com>
5956 * arm.cc: Update comments.
5957 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5958 segment to locate the .ARM.exidx section if present.
5960 2009-08-09 Doug Kwan <dougkwan@google.com>
5962 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5965 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5966 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5969 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5971 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5972 valid tls_segment only for non-debug-section relocations.
5973 * testsuite/Makefile.am: Add gc_tls_test.
5974 * testsuite/Makefile.in: Regenerate.
5975 * testsuite/gc_tls_test.cc: New file.
5976 * testsuite/gc_tls_test.sh: New file.
5978 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5982 * Makefile.am (CCFILES): Add icf.cc.
5984 * Makefile.in: Regenerate.
5985 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5986 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5987 section, symbol and addend information for the relocs.
5988 * gold.cc (queue_middle_tasks): Call identical code folding.
5989 * gold.h: Add defines for multimap.
5990 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5991 to the call of finalize_local_symbols.
5992 * main.cc (main): Create object of class Icf.
5993 * object.cc (Sized_relobj::do_layout): Allow this function to be
5994 called twice during icf.
5995 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5996 to sections marked as identical by icf.
5997 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5999 (Sized_relobj::do_section_entsize): New function.
6000 * object.h (Object::section_entsize): New function.
6001 (Object::do_section_entsize): New pure virtual function.
6002 (Relobj::finalize_local_symbols): Add new parameter.
6003 (Relobj::do_section_entsize): New function.
6004 * options.h (General_options::icf): New option.
6005 (General_options::icf_iterations): New option.
6006 (General_options::print_icf_sections): New option.
6007 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6008 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6009 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6011 * symtab.cc (Symbol_table::is_section_folded): New function.
6012 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6013 to sections marked as identical by icf.
6014 * symtab.h (Symbol_table::set_icf): New function.
6015 (Symbol_table::icf): New function.
6016 (Symbol_table::is_section_folded): New function.
6017 (Symbol_table::icf_): New data member.
6018 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6019 * testsuite/Makefile.am: Add commands to build icf_test.
6020 * testsuite/Makefile.in: Regenerate.
6021 * testsuite/icf_test.sh: New file.
6022 * testsuite/icf_test.cc: New file.
6024 2009-07-24 Chris Demetriou <cgd@google.com>
6026 * layout.cc (is_compressible_debug_section): Fix incorrect
6027 comment about compressed section names.
6029 2009-07-20 Ian Lance Taylor <ian@airs.com>
6032 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6034 2009-07-16 Ian Lance Taylor <iant@google.com>
6037 * layout.h: #include <map>.
6038 (class Kept_section): Change from struct to class. Add accessors
6039 and setters. Add section size to Comdat_group mapping. Change
6040 Comdat_group to std::map. Add is_comdat_ field. Add
6041 linkonce_size field in union.
6042 (class Layout): Update declaration of find_or_add_kept_section.
6043 Don't declare find_kept_object.
6044 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6045 parameter. Add object, shndx, is_comdat, and is_group_name
6046 parameters. Change all callers. Adjust for new Kept_section.
6047 (Layout::find_kept_object): Remove.
6048 * object.cc (Sized_relobj::include_section_group): Update use of
6049 Kept_section. Rename secnum to shndx. Only record
6050 Kept_comdat_section if sections are the same size.
6051 (Sized_relobj::include_linkonce_section): Update use of
6052 Kept_section. Only record Kept_comdat_section if sections are the
6053 same size. Set size of linkonce section.
6054 (Sized_relobj::map_to_kept_section): Update call to
6055 get_kept_comdat_section.
6056 * object.h (class Sized_relobj): Rename fields in
6057 Kept_comdat_section to drop trailing underscores; change object
6058 field to Relobj*. Change Kept_comdat_section_table to store
6059 struct rather than pointer.
6060 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6061 Add kept_object and kept_shndx parameters. Change all callers.
6062 (Sized_relobj::get_kept_comdat_section): Change return type to
6063 bool. Add kept_object and kept_shndx parameters. Change all
6065 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6066 Layout::find_or_add_kept_section.
6068 2009-07-09 Ian Lance Taylor <iant@google.com>
6070 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6071 Reserve space in the hash table.
6073 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6075 * fileread.cc (File_read::get_mtime): New method.
6076 * fileread.h (Timespec): New structure.
6077 (File_read::get_mtime): New method.
6078 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6079 Renamed from timestamp_nsec.
6080 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6082 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6084 (Incremental_inputs::report_archive): Save mtime; style fix.
6085 (Incremental_inputs::report_obejct): Save mtime; style fix.
6086 (Incremental_inputs::report_script): Save mtime; style fix.
6087 (Incremental_inputs::finalize_inputs): Style fix.
6088 (Incremental_inputs::finalize): Style fix.
6089 (Incremental_inputs::create_input_section_data): Store inputs
6091 * incremental.h (Incremental_inputs::report_script): Add mtime
6093 (Incremental_inputs::Input_info::Input_info): Intialize only one
6095 (Incremental_inputs::Input_info::archive): Move to nameless
6097 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6098 (Incremental_inputs::Input_info::script): Move to nameless union.
6099 (Incremental_inputs::mtime): New field.
6100 * script.cc (read_input_script): Pass file mtime to
6102 * script.h (Script_info::inputs): Style fix.
6104 2009-07-01 Ian Lance Taylor <ian@airs.com>
6106 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6109 2009-06-24 Ian Lance Taylor <iant@google.com>
6112 * layout.cc (Layout::choose_output_section): If we find an
6113 existing section, update the flags.
6114 (Layout::create_notes): New function, broken out of
6116 (Layout::finalize): Don't create note sections.
6117 (Layout::create_note): Don't crash if linker script discards
6119 (Layout::create_gold_note): Likewise.
6120 (Layout::create_build_id): Likewise. Don't set
6121 after_input_sections on the section.
6122 (Layout::create_executable_stack_info): Remove target parameter.
6124 * layout.h (class Layout): Declare create_notes. Update
6125 declaration of create_executable_stack_info.
6126 * gold.cc (queue_middle_tasks): Call create_notes.
6127 * output.cc (Output_section::update_flags_for_input_section): Move
6128 here from output.h. If SHF_ALLOC flag is newly set, mark address
6130 * output.h (Output_data::mark_address_invalid): New function.
6131 (class Output_section): Only declare, not define,
6132 update_flags_for_input_section. Remove set_flags.
6134 2009-06-24 Ian Lance Taylor <iant@google.com>
6136 * script-sections.cc (Output_section_definition::
6137 set_section_addresses): Rename shadowing local load_address to
6140 2009-06-24 Ian Lance Taylor <iant@google.com>
6143 * reloc.cc (relocate_sections): Skip empty relocation sections.
6145 2009-06-23 Ian Lance Taylor <iant@google.com>
6148 * layout.cc (Layout::create_note): Use choose_output_section
6149 rather than make_output_section.
6151 2009-06-23 Ian Lance Taylor <iant@google.com>
6154 * options.cc (General_options::parse_V): Set printed_version_.
6155 (General_options::General_options): Initialize printed_version_.
6156 * options.h (class General_options): Add printed_version_ field.
6157 * gold.cc (queue_initial_tasks): If there are no input files,
6158 don't give a fatal error if we printed the version information.
6159 (queue_middle_tasks): If using -r with a shared object, give a
6160 fatal error rather than an ordinary error.
6162 2009-06-23 Ian Lance Taylor <iant@google.com>
6165 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6166 (Layout::make_output_section): Set have_stabstr_section_ if we see
6167 a .stab*str section.
6168 (Layout::finalize): Call link_stabs_sections.
6169 (Layout::link_stabs_sections): New file.
6170 * layout.h (class Layout): Add have_stabstr_section_ field.
6171 Declare link_stabs_sections.
6173 2009-06-23 Doug Kwan <dougkwan@google.com>
6175 * Makefile.am (libgold_a_LIBADD): New.
6176 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6177 * Makefile.in: Regenerate.
6178 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6179 * configure: Regenerate.
6180 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6181 * fileread.cc: Include sys/state.h
6182 * gold.h: Declare memmem and strndup if found missing.
6183 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6185 2009-06-23 Ian Lance Taylor <iant@google.com>
6187 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6188 * configure: Rebuild.
6190 2009-06-23 Ian Lance Taylor <iant@google.com>
6193 * object.cc (Object::section_contents): Don't try to get a view if
6194 the section has length zero.
6195 (Object::handle_gnu_warning_section): If the section is empty, use
6196 the name of the section as the warning.
6198 2009-06-23 Ian Lance Taylor <iant@google.com>
6201 * stringpool.h (class Stringpool_template): Add optimize_ field.
6202 (Stringpool_template::set_optimize): New function.
6203 * stringpool.cc (Stringpool_template::Stringpool_template):
6204 Initialize optimize_ field.
6205 (Stringpool_template::set_string_offsets): Test local optimize
6206 fild rather than parameter.
6207 * layout.cc (Layout::Layout): Call set_optimize on the section
6210 2009-06-22 Ian Lance Taylor <iant@google.com>
6213 * yyscript.y: Parse TARGET.
6214 * script.cc (script_set_target): New function.
6215 * script-c.h (script_set_target): Declare.
6216 * options.cc (General_options::string_to_object_format): Rename
6217 from string_to_object_format in anonymous namespace. Change
6219 * options.h (class General_options): Declare
6220 string_to_object_format.
6222 2009-06-22 Ian Lance Taylor <iant@google.com>
6224 * script-sections.cc (Script_sections::create_segments): Don't put
6225 program headers in a PT_LOAD segment if -n or -N.
6227 2009-06-22 Ian Lance Taylor <iant@google.com>
6230 * options.h (class General_options): Add -z lazy and -z now. Sort
6231 -z options into alphabetical order.
6232 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6234 2009-06-21 Ian Lance Taylor <iant@google.com>
6236 * layout.cc (Layout::make_output_section): Call
6237 Target::new_output_section.
6238 (Layout::attach_allocated_section_to_segment): Put large section
6239 sections in a separate load segment with the large segment flag
6241 (Layout::segment_precedes): Sort large data segments after other
6243 (align_file_offset): New static function.
6244 (Layout::set_segment_offsets): Use align_file_offset.
6245 * output.h (class Output_section): Add is_small_section_ and
6246 is_large_section_ fields.
6247 (Output_section::is_small_section): New function.
6248 (Output_section::set_is_small_section): New function.
6249 (Output_section::is_large_section): New function.
6250 (Output_section::set_is_large_section): New function.
6251 (Output_section::is_large_data_section): New function.
6252 (class Output_segment): Add is_large_data_segment_ field.
6253 (Output_segment::is_large_data_segment): New function.
6254 (Output_segment::set_is_large_data_segment): New function.
6255 * output.cc (Output_section::Output_section): Initialize new
6257 (Output_segment::Output_segment): Likewise.
6258 (Output_segment::add_output_section): Add assertion that large
6259 data sections always go in large data segments. Force small data
6260 sections to the end of the list of data sections. Force small BSS
6261 sections to the start of the list of BSS sections. For large BSS
6262 sections to the end of the list of BSS sections.
6263 * symtab.h (class Symbol): Declare is_common_shndx.
6264 (Symbol::is_defined): Check Symbol::is_common_shndx.
6265 (Symbol::is_common): Likewise.
6266 (class Symbol_table): Define enum Commons_section_type. Update
6267 declarations. Add small_commons_ and large_commons_ fields.
6268 * symtab.cc (Symbol::is_common_shndx): New function.
6269 (Symbol_table::Symbol_table): Initialize new fields.
6270 (Symbol_table::add_from_object): Put small and large common
6271 symbols in the right list.
6272 (Symbol_table::sized_finalized_symbol): Check
6273 Symbol::is_common_shndx.
6274 (Symbol_table::sized_write_globals): Likewise.
6275 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6276 common symbol lists. Don't call do_allocate_commons_list if the
6278 (Symbol_table::do_allocate_commons_list): Remove is_tls
6279 parameter. Add comons_section_type parameter. Change all
6280 callers. Handle small and large common symbols.
6281 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6282 Symbol::is_common_shndx.
6283 * resolve.cc (symbol_to_bits): Likewise.
6284 * target.h (Target::small_common_shndx): New function.
6285 (Target::small_common_section_flags): New function.
6286 (Target::large_common_shndx): New function.
6287 (Target::large_common_section_flags): New function.
6288 (Target::new_output_section): New function.
6289 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6290 small_common_section_flags, and large_common_section_flags
6292 (Target::do_new_output_section): New virtual function.
6293 * arm.cc (Target_arm::arm_info): Initialize new fields.
6294 * i386.cc (Target_i386::i386_info): Likewise.
6295 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6297 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6298 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6299 (Target_x86_64::do_new_output_section): New function.
6300 * configure.ac: Define conditional MCMODEL_MEDIUM.
6301 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6302 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6303 (large_LDFLAGS): Define.
6304 * testsuite/large.c: New file.
6305 * testsuite/testfile.cc (Target_test::test_target_info):
6306 Initialize new fields.
6307 * configure, testsuite/Makefile.in: Rebuild.
6309 2009-06-05 Doug Kwan <dougkwan@google.com>
6311 * Makefile.am (CCFILES): Add target.cc.
6312 * Makefile.in: Regenerate.
6313 * i386.cc (class Target_i386): Define new virtual method to
6314 override do_is_local_label_name in parent.
6315 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6316 local symbols if --discard-locals or -X is given.
6317 * options.h (class General_options): Declare new options
6318 '--discard-locals' and '-X' for discarding locals.
6319 * target.h (class Target): Define new methods is_local_label_name.
6320 Declare new virtual method do_is_local_label_name.
6321 * target.cc: New file.
6322 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6323 (check_SCRIPTS): Add discard_locals_test.sh.
6324 (check_DATA): Add discard_local_tests.syms.
6325 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6326 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6327 * testsuite/Makefile.in: Regenerate.
6328 * testsuite/discard_locals_test.c: New file.
6329 * testsuite/discard_locals_test.sh: Same.
6331 2009-06-05 Doug Kwan <dougkwan@google.com>
6333 * object.cc (Sized_relobj::Sized_relobj): Initialize
6334 discarded_eh_frame_shndx_ to -1U.
6335 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6337 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6338 a discarded .eh_frame section.
6339 (Sized_relobj::do_finalize_local_symbols): Ditto.
6340 * object.h (class Sized_relobj): Declare new member
6341 discarded_eh_frame_shndx_.
6342 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6343 (local_labels_test.o, local_labels_test): New rules.
6344 * testsuite/Makefile.in: Regenerate.
6346 2009-06-04 Doug Kwan <dougkwan@google.com>
6348 * layout.cc (Layout::section_name_mapping): Add mapping for
6349 special ARM sections.
6351 2009-06-03 Doug Kwan <dougkwan@google.com>
6353 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6354 (utils::has_overflow): Same.
6356 2009-06-03 Ian Lance Taylor <iant@google.com>
6358 * layout.cc (Layout::section_name_mapping): New array, replacing
6359 Layout::linkonce_mapping.
6360 (Layout::section_name_mapping_count): New variable, replacing
6361 Layout::linkonce_mapping_count.
6362 (Layout::linkonce_output_name): Remove.
6363 (Layout::output_section_name): Rewrite.
6364 * layout.h (class Layout): Rename Linkonce_mapping to
6365 Section_name_mapping, linkonce_mapping to section_name_mapping,
6366 linkonce_mapping_count to section_name_mapping_count. Don't
6367 declare linkonce_output_name.
6369 2009-06-03 Doug Kwan <dougkwan@google.com>
6371 * gold/arm.cc (namespace utils): New.
6372 (Target_arm::reloc_is_non_pic): Define new method.
6373 (class Arm_relocate_functions): New.
6374 (Target_arm::Relocate::relocate): Handle relocation types used by
6377 2009-06-03 Ian Lance Taylor <iant@google.com>
6379 * arm.cc (Target_arm::scan::global): Use || instead of |.
6381 2009-06-02 Doug Kwan <dougkwan@google.com>
6383 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6384 issued_non_pic_error_.
6385 (class Target_arm::Scan): Declare new method check_non_pic.
6386 Define new method symbol_needs_plt_entry.
6387 Declare new data member issued_non_pic_error_.
6388 (class Target_arm::Relocate): Declare new method
6389 should_apply_static_reloc.
6390 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6391 (Target_arm::Scan::check_non_pic): Define new method.
6392 (Target_arm::Scan::local): Handle a small subset of reloc types used
6394 (Target_arm::Scan::local): Same.
6395 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6397 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6399 * incremental.cc (Incremental_inputs::report_command_line): Filter
6400 out --incremental-* options.
6402 2009-05-29 Doug Kwan <dougkwan@google.com>
6404 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6406 (class Target_arm): Update comment.
6407 (Target_arm::Target_arm): Initialize new data members GOT_,
6408 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6409 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6410 and Target_arm::rel_dyn_section.
6411 Declare new_enum Target_arm::Got_type.
6412 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6414 Update commments for member do_dynsym_value.
6415 (Target_arm::got_size, Target_arm::plt_section,
6416 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6417 new methods inside class defintion.
6418 (Target_arm::got_section): Define new method.
6419 (Target_arm::rel_dyn_section): Same.
6420 (Output_data_plt_arm): New template class.
6421 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6422 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6423 (Output_data_plt_arm::add_entry): Same.
6424 (Output_data_plt_arm::first_plt_entry): Define new
6425 static data member for PLT instruction template.
6426 (Output_data_plt_arm::plt_entry): Same.
6427 (Output_data_plt_arm::do_write): Define new method.
6428 (Target_arm::make_plt_entry): Same.
6429 (Target_arm::do_finalize_sections): Same.
6430 (Target_arm::do_dynsym_value): Same.
6432 2009-05-28 Doug Kwan <dougkwan@google.com>
6434 * Makefile.am (TARGETSOURCES): Add arm.cc.
6435 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6436 * Makefile.in: Regenerate.
6438 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6440 2009-05-26 Doug Kwan <dougkwan@google.com>
6442 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6443 (General_options::check_excluded_libs): Strip off directories in
6444 archive name before matching like GNU ld does.
6445 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6446 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6447 (exclude_libs_test_LDFLAGS): Add linker option
6448 -Wl,--exclude-libs,libexclude_libs_test_3
6449 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6450 an explicit archive without using -l.
6451 (alt/libexclude_libs_test_3.a): New make rule.
6452 * testsuite/Makefile.in: Regenerate.
6453 * testsuite/exclude_libs_test.c : Declare lib3_default().
6455 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6456 * exclude_libs_test_3.c: New file.
6458 2009-05-26 Nick Clifton <nickc@redhat.com>
6460 * po/id.po: New Indonesian translation.
6461 * po/gold.pot: Updated template file.
6463 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6465 * testsuite/Makefile.am: Add -ffunction-sections to compile
6466 gc_comdat_test files. Add -Wl,--gc-sections to build
6468 * testsuite/Makefile.in: Regenerate.
6469 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6471 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6473 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6474 kept comdat section was garbage collected.
6475 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6476 * testsuite/Makefile.in: Regenerate.
6477 * testsuite/gc_comdat_test.sh: New file.
6478 * testsuite/gc_comdat_test_1.cc: New file.
6479 * testsuite/gc_comdat_test_2.cc: New file.
6481 2009-05-19 Doug Kwan <dougkwan@google.com>
6483 * archive.cc (Archive::Archive): Move constructor from archive.h
6484 to here. Initialize no_export_.
6485 (Archive::get_elf_object_for_member): Set no_export flag of object.
6486 * archive.h (Archive::Archive): Move constructor body to
6488 (Archive::no_export): New method.
6489 (Archive::no_export_): New field.
6490 * object.h (Object::Object): Initialize no_export_ to false.
6491 (Object::no_export, Object::set_no_export): New methods.
6492 (Object::no_export_): New field.
6493 * options.cc (General_options::parse_exclude_libs): New method.
6494 (General_options::check_excluded_libs) Same.
6495 * options.h (exclude_libs): New option.
6496 (General_options::check_excluded_libs): New method declaration.
6497 (General_options::excluded_libs_): New field.
6498 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6499 default or protected visibility if an object has no-export flag set.
6500 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6501 (check_SCRIPTS): Add exclude_libs_test.sh.
6502 (check_DATA): Add exclude_libs_test.syms.
6503 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6504 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6505 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6506 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6507 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6508 libexclude_libs_test_2.a): New rules.
6509 * testsuite/Makefile.in: Regenerate.
6510 * testsuite/exclude_libs_test.c: New file.
6511 * testsuite/exclude_libs_test.sh: Ditto.
6512 * testsuite/exclude_libs_test_1.c: Ditto.
6513 * testsuite/exclude_libs_test_2.c: Ditto.
6515 2009-05-15 Ian Lance Taylor <iant@google.com>
6517 * configure.ac: Check for declarations for cases where libiberty.h
6518 checks HAVE_DECL_xxx.
6519 * configure, config.in: Rebuild.
6521 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6523 * gold.h (Incremental_argument_list): Remove (invalid) forward
6525 * incremental.cc (Incremental_inputs::report_achive): New method.
6526 (Incremental_inputs::report_object): New method.
6527 (Incremental_inputs::report_script): New method.
6528 (Incremental_inputs::finalize_inputs): New method.
6529 (Incremental_inputs::finalize): Call finalize_inputs().
6530 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6531 Create inputs entries.
6532 * incremental.h (Incremental_input_type): New enum.
6533 (Incremental_inputs::Incremental_input): Initialize new fields.
6534 (Incremental_inputs::report_inputs): New method.
6535 (Incremental_inputs::report_achive): New method.
6536 (Incremental_inputs::report_object): New method.
6537 (Incremental_inputs::report_script): New method.
6538 (Incremental_inputs::finalize_inputs): New method.
6539 (Incremental_inputs::Input_info): New struct.
6540 (Incremental_inputs::Input_info_map): New typedef.
6541 (Incremental_inputs::lock_): New field.
6542 (Incremental_inputs::Inputs_): New field.
6543 (Incremental_inputs::Inputs_map): New field.
6544 * main.cc (main): Call Incremental_input::report_inputs.
6545 * options.h (Input_argument_list): Typedef moved from
6547 (Input_file_group::Files): Remove, use ::Input_argument_list.
6548 (Input_file_group::Input_argument_list): Remove, use
6549 ::Input_argument_list.
6550 * plugin.cc (Plugin_manager::add_input_file): Add error in
6552 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6554 * script.cc (read_input_script): Call
6555 Incremental_input::report_script.
6556 * script.h (Script_info): New class.
6558 2009-04-27 Ian Lance Taylor <iant@google.com>
6560 * x86_64.cc (do_adjust_output_section): Set entsize to
6563 2009-04-23 Elliott Hughes <enh@google.com>
6565 * output.cc (Output_file::close): After short writes, continue
6566 writing from the correct offset in the buffer being written.
6568 2009-04-23 Chris Demetriou <cgd@google.com>
6570 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6571 * configure: Regenerate.
6572 * config.in: Regenerate.
6573 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6574 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6576 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6578 * incremental.cc (Incremental_inputs_header_data): Renamed from
6579 Incremental_input_header_data.
6580 (Incremental_inputs_header_data::data_size): New field.
6581 (Incremental_inputs_header_data::put_input_file_count): Renamed
6582 from input_file_count.
6583 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6584 from command_line_offset.
6585 (Incremental_inputs_header_data::put_reserved): Renamed from
6587 (Incremental_inputs_entry_data): Renamed from
6588 Incremental_input_entry_data.
6589 (Incremental_inputs_entry_data::data_size): New field.
6590 (Incremental_inputs::report_command_line): New method.
6591 (Incremental_inputs::finalize): New method.
6592 (Incremental_inputs::create_incremental_inputs_data): New method.
6593 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6594 * incremental.h: New file.
6595 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6596 (Layout::finalize): Create incremental inputs section in
6598 (Layout::create_incremental_info_sections): New method.
6599 * layout.h (Layout::incremental_inputs): New method.
6600 (Layout::create_incremental_info_sections): New method.
6601 (Layout::incremental_inputs_): New field.
6602 * main.cc (main): Notify Incremental_input of the command line.
6604 2009-04-01 Ian Lance Taylor <iant@google.com>
6605 Mikolaj Zalewski <mikolajz@google.com>
6607 * gold.h (reserve_unordered_map): Define, three versions, one for
6608 each version of Unordered_map.
6609 * layout.cc (Layout::Layout): Remove options parameter. Add
6610 number_of_input_files parameter. Don't initialize options_.
6611 Initialize number_of_input_files_ and resized_signatures_. Move
6612 sections_are_attached_.
6613 (Layout::layout_group): Reserve space for group_signatures_.
6614 (Layout::find_or_add_kept_section): Change name parameter to be a
6615 reference. Resize signatures_ map when it gets large enough.
6616 (Layout::layout_eh_frame): Use parameters->options() instead of
6618 (Layout::make_output_section): Likewise.
6619 (Layout::attach_allocated_section_to_segment): Likewise.
6620 (Layout::finalize, Layout::create_executable_stack): Likewise.
6621 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6622 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6623 * layout.h (class Layout): Update declarations. Remove options_
6624 field. Add number_of_input_files_ and resized_signatures_
6625 fields. Move sections_are_attached_ field.
6626 * main.cc (main): Pass number of input files to Layout
6627 constructor. Don't pass options.
6629 2009-03-30 Ian Lance Taylor <iant@google.com>
6631 * ffsll.c (ffsll): Correct implementation.
6633 2009-03-27 Ian Lance Taylor <iant@google.com>
6635 * ffsll.c: New file.
6636 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6637 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6638 * ftruncate.c (ftruncate): Declare before definition.
6639 * mremap.c (mremap): Likewise.
6640 * pread.c (pread): Likewise.
6641 * configure, Makefile.in, config.in: Rebuild.
6643 * mremap.c: New file.
6644 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6645 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6646 (mremap): Declare if HAVE_MREMAP is not defined.
6647 * configure, Makefile.in, config.in: Rebuild.
6649 2009-03-27 Cary Coutant <ccoutant@google.com>
6651 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6652 position independent.
6653 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6654 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6656 2009-03-24 Cary Coutant <ccoutant@google.com>
6658 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6660 (needs_dynamic_reloc): Likewise.
6662 2009-03-24 Ian Lance Taylor <iant@google.com>
6664 * yyscript.y (file_cmd): Recognize EXTERN.
6665 (extern_name_list, extern_name_list_body): New nonterminals.
6666 * script.cc (script_add_extern): Define.
6667 * script-c.h (script_add_extern): Declare.
6669 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6671 * object.cc (is_elf_object): Define.
6672 * object.h (is_elf_object): Declare.
6673 * archive.cc (Archive::get_elf_object_for_member): Call
6675 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6677 2009-03-24 Elliott Hughes <enh@google.com>
6679 * output.cc (Output_file::map_anonymous): Define.
6680 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6681 try an anonymous one. Report the size if the mmap fails.
6682 * output.h (class Output_file): Declare map_anonymous.
6684 2009-03-24 Ian Lance Taylor <iant@google.com>
6686 * target-select.cc (instantiate_target): Don't acquire the lock if
6687 the instantiated_target_ field has already been set.
6689 2009-03-23 Ian Lance Taylor <iant@google.com>
6691 * gold-threads.h (class Initialize_lock): Define.
6692 * gold-threads.cc (class Initialize_lock_once): Define.
6693 (initialize_lock_control): New static variable.
6694 (initialize_lock_pointer): New static variable.
6695 (initialize_lock_once): New static function.
6696 (Initialize_lock::Initialize_lock): Define.
6697 (Initialize_lock::initialize): Define.
6698 * target-select.h: Include "gold-threads.h".
6699 (class Target_selector): Add lock_ and initialize_lock_ fields.
6700 Don't define instantiate_target, just declare it.
6701 * target-select.cc (Target_selector::Target_selector): Initialize
6703 (Target_selector::instantiate_target): Define.
6704 * descriptors.h: Include "gold-threads.h".
6705 (class Descriptors): Add initialize_lock_ field.
6706 * descriptors.cc (Descriptors::Descriptors): Initialize new
6708 (Descriptors::open): Use initialize_lock_ field
6709 * errors.h (class Errors): Add initialize_lock_ field.
6710 * errors.cc (Errors::Errors): Initialize new field.
6711 (Errors::initialize_lock): Use initialize_lock_ field.
6712 * powerpc.cc (class Target_selector_powerpc): Remove
6713 instantiated_target_ field. In do_recognize call
6714 instantiate_target rather than do_instantiate_target. In
6715 do_instantiate_target just allocate a new target.
6716 * sparc.cc (class Target_selector_sparc): Likewise.
6718 * freebsd.h: New file.
6719 * i386.cc: Include "freebsd.h".
6720 (Target_i386): Derive from Target_freebsd rather than
6722 (Target_selector_i386): Derive from Target_selector_freebsd rather
6723 than Target_selector.
6724 * x86_64.cc: Include "freebsd.h".
6725 (Target_x86_64): Derive from Target_freebsd rather than
6727 (Target_selector_x86_64): Derive from Target_selector_freebsd
6728 rather than Target_selector.
6729 * target.h (class Target): Add adjust_elf_header and
6730 do_adjust_elf_header.
6731 * output.cc (Output_file_header:: do_sized_write): Call target
6732 adjust_elf_header routine.
6733 * configure.tgt: Set targ_osabi.
6734 * configure.ac: Define GOLD_DEFAULT_OSABI.
6735 * parameters.cc (Parameters::default_target): Pass
6736 GOLD_DEFAULT_OSABI to select_target.
6737 * target-select.h (class Target_selector): Make instantiate_target
6738 protected rather than private.
6739 * Makefile.am (HFILES): Add freebsd.h.
6740 * configure, Makefile.in, config.in: Rebuild.
6742 * merge.cc (do_add_input_section): Correct pend value. Change
6743 message about last entry not being null terminated from error to
6746 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6748 * incremental.cc: New file.
6749 * Makefile.am (CCFILES): Add incremental.cc.
6750 * Makefile.in: Rebuild.
6752 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6754 * layout.cc (Layout::output_section_name): Preserve names
6755 of '.note.' sections.
6757 2009-03-19 Ian Lance Taylor <iant@google.com>
6759 * descriptors.cc (Descriptors::open): Check that the options are
6760 valid before using them.
6762 2009-03-18 Ian Lance Taylor <iant@google.com>
6764 * script-sections.h: Include <list>.
6765 (class Script_sections): Change Sections_elements from std::vector
6766 to std::list. Typedef public Elements_iterator. Add
6767 orphan_section_placement_, data_segment_align_start_, and
6768 saw_data_segment_align_ fields. Remove data_segment_align_index_
6770 * script-sections.cc (class Orphan_section_placement): New class.
6771 (class Sections_element): Add virtual functions is_relro and
6772 orphan_section_init. Remove virtual function place_orphan_here.
6773 (class Output_section_definition): Add is_relro and
6774 orphan_section_init. Remove place_orphan_here.
6775 (class Orphan_output_section): Likewise.
6776 (Script_sections::Script_sections): Update for field changes.
6777 (Script_sections::data_segment_align): Set saw_data_segment_align_
6778 and data_segment_align_start_, not data_segment_align_index.
6779 (Script_sections::data_segment_relro_end): Check
6780 saw_data_segment_align_. Use data_segment_align_start_ rather
6781 than data_segment_align_index_.
6782 (Script_sections::place_orphan): Rewrite to use
6783 Orphan_section_placement.
6785 2009-03-17 Ian Lance Taylor <iant@google.com>
6787 * archive.cc (Archive::add_symbols): Check for a version attached
6788 to the symbol name in the archive map.
6789 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6790 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6791 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6792 (ver_test_11.a): New target.
6793 * testsuite/Makefile.in: Rebuild.
6795 * configure.ac: Check for chsize and posix_fallocate. Replace
6797 * ftruncate.c: New file, from gnulib.
6798 * output.cc (posix_fallocate): Define dummy version if not
6799 HAVE_POSIX_FALLOCATE.
6800 (Output_file::map): Call posix_fallocate rather than lseek and
6802 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6803 * configure, Makefile.in, config.in: Rebuild.
6805 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6807 * layout.h (Layout::create_note): Add section_name parameter.
6808 * layout.cc (Layout::create_note): Likewise.
6809 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6811 2009-03-17 Ian Lance Taylor <iant@google.com>
6813 * descriptors.cc: Include "options.h".
6814 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6815 (Descriptors::open): Always use O_CLOEXEC when opening a new
6816 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6817 then set FD_CLOEXEC.
6819 * sparc.cc (class Target_sparc): Add has_got_section.
6820 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6821 make sure we have a GOT section.
6823 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6824 (Target_sparc::Scan::local): Likewise.
6825 (Target_sparc::Scan::global): Likewise.
6826 (Target_sparc::Relocate::relocate): Likewise.
6827 (Target_sparc::Relocate::relocate_tls): Likewise.
6829 * symtab.cc (Symbol_table::define_default_version): New function,
6830 broken out of add_from_object.
6831 (Symbol_table::add_from_object): Call define_default_version.
6832 (Symbol_table::define_special_symbol): Add resolve_oldsym
6833 parameter. Change all callers. If the version for a symbol comes
6834 from a version script, resolve it with the symbol with the same
6835 name with no version. Also add the symbol without a version if
6837 (do_define_in_output_data): If resolving with oldsym, don't delete
6839 (do_define_in_output_segment): Likewise.
6840 (do_define_as_constant): Likewise.
6841 * symtab.h (class Symbol_table): Update declarations.
6843 2009-03-13 Ian Lance Taylor <iant@google.com>
6845 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6846 (Read_symbols::requeue): New function.
6847 (Read_symbols::do_read_symbols): If make_elf_object fails because
6848 the target type is not configured, and the file was searched for,
6849 issue a warning and retry with the next directory.
6850 (Add_symbols::run): If the file has an incompatible format, and
6851 it was searched for, requeue the Read_symbols task. On error,
6853 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6854 dirindex parameter to constructor. Change all callers. Declare
6855 incompatible_warning and requeue.
6856 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6857 input_argument_ and input_group_ fields. Add them to
6858 constructor. Change all callers.
6859 (class Read_script): Add dirindex_ field. Add it to constructor.
6861 * archive.cc (Archive::setup): Remove input_objects parameter.
6863 (Archive::get_file_and_offset): Likewise.
6864 (Archive::read_all_symbols): Likewise.
6865 (Archive::read_symbols): Likewise.
6866 (Archive::get_elf_object_for_member): Remove input_objects
6867 parameter. Add punconfigured parameter. Change all callers.
6868 (Archive::add_symbols): Change return type to bool. Check return
6869 value of include_member.
6870 (Archive::include_all_members): Likewise.
6871 (Archive::include_member): Change return type to bool. Return
6872 false if first included object has incompatible target. Set
6873 included_member_ field.
6874 (Add_archive_symbols::run): If add_symbols returns false, requeue
6876 * archive.h (class Archive): Add included_member_ field.
6877 Initialize it in constructor. Add input_file and searched_for
6878 methods. Update declarations.
6879 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6880 input_argument_ fields. Add them to constructor. Change all
6882 * script.cc: Include "target-select.h".
6883 (class Parser_closure): Add skip_on_incompatible_target_ and
6884 found_incompatible_target_ fields. Add
6885 skip_on_incompatible_target parameter to constructor. Change all
6886 callers. Add methods skip_on_incompatible_target,
6887 clear_skip_on_incompatible_target, found_incompatible_target, and
6888 set_found_incompatible_target.
6889 (read_input_script): Add dirindex parameter. Change all callers.
6890 If parser finds an incompatible target, requeue Read_symbols
6892 (script_set_symbol): Clear skip_on_incompatible_target in
6894 (script_add_assertion, script_parse_option): Likewise.
6895 (script_start_sections, script_add_phdr): Likewise.
6896 (script_check_output_format): New function.
6897 * script.h (read_input_script): Update declaration.
6898 * script-c.h (script_check_output_format): Declare.
6899 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6900 (ignore_cmd): Remove OUTPUT_FORMAT.
6901 * fileread.cc (Input_file::Input_file): Add explicit this.
6902 (Input_file::will_search_for): New function.
6903 (Input_file::open): Add pindex parameter. Change all callers.
6904 * fileread.h (class Input_file): Add input_file_argument method.
6905 Declare will_search_for. Update declarations.
6906 * object.cc (make_elf_object): Add punconfigured parameter.
6908 * object.h (class Object): Make input_file public. Add
6909 searched_for method.
6910 (make_elf_object): Update declaration.
6911 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6913 * dirsearch.h (class Dirsearch): Update declaration.
6914 * options.h (class General_options): Add --warn-search-mismatch.
6915 * parameters.cc (Parameters::is_compatible_target): New function.
6916 * parameters.h (class Parameters): Declare is_compatible_target.
6917 * workqueue.cc (Workqueue::add_blocker): New function.
6918 * workqueue.h (class Workqueue): Declare add_blocker.
6920 * fileread.cc (Input_file::open): Remove options parameter.
6922 (Input_file::open_binary): Likewise.
6923 * script.cc (read_input_script): Likewise.
6924 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6925 options parameter from constructor. Change all callers.
6926 (class Read_script): Likewise.
6927 * fileread.h (class Input_file): Update declarations.
6928 * script.h (read_input_script): Update declaration.
6930 2009-03-10 Nick Clifton <nickc@redhat.com>
6932 * po/es.po: New Spanish translation.
6934 2009-03-06 Cary Coutant <ccoutant@google.com>
6936 * options.cc (parse_short_option): Keep dash_z from registering itself.
6938 2009-03-03 Ian Lance Taylor <iant@google.com>
6941 * target-reloc.h (relocate_section): Pass output_section to
6943 * i386.cc (Target_i386::should_apply_static_reloc): Add
6944 output_section parameter. Change all callers.
6945 (Target_i386::Relocate::relocate): Add output_section parameter.
6946 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6947 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6948 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6949 * testsuite/two_file_shared.sh: New script.
6950 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6951 (check_DATA): Add two_file_shared.dbg.
6952 (two_file_shared.dbg): New target.
6953 * testsuite/Makefile.in: Rebuild.
6955 2009-03-01 Ian Lance Taylor <iant@google.com>
6957 * configure.ac: Check for byteswap.h.
6958 * configure: Rebuild.
6959 * config.in: Rebuild.
6961 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6963 * layout.cc (Layout::find_or_add_kept_section): New function.
6964 (Layout::add_comdat): Removed.
6965 * layout.h (struct Kept_section): Move out of class Layout.
6966 Remove trailing underscores from field names. Add group_sections
6967 field. Rename group_ field to is_group. Change all uses.
6968 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6969 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6970 comdat_groups_ field.
6971 (Sized_relobj::include_section_group): Use
6972 find_or_add_kept_section and Kept_section::group_sections.
6973 (Sized_relobj::include_linkonce_section): Likewise.
6974 * object.cc (class Sized_relobj): Don't define Comdat_group or
6975 Comdat_group_table. Remove find_comdat_group and
6976 add_comdat_group. Remove comdat_groups_ field.
6977 * plugin.cc (include_comdat_group): Use
6978 Layout::find_or_add_kept_section.
6980 2009-02-28 Ian Lance Taylor <iant@google.com>
6982 * README: --gc-sections and map files are now supported. Document
6983 some build requirements.
6986 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6987 relocatable link set the value of the section symbol to zero.
6988 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6989 relocatable link don't include the section address in the local
6992 2009-02-27 Ian Lance Taylor <iant@google.com>
6995 * options.h (class Search_directory): Add is_system_directory.
6996 (class General_options): Declare is_in_system_directory.
6997 * options.cc (get_relative_sysroot): Make static.
6998 (get_default_sysroot): Make static.
6999 (General_optoins::is_in_system_directory): New function.
7000 * fileread.cc (Input_file::is_in_system_directory): New function.
7001 * fileread.h (class Input_file): Declare is_in_system_directory.
7002 * object.h (class Object): Add is_in_system_directory.
7003 (class Input_objects): Remove system_library_directory_ field.
7004 * object.cc (Input_objects::add_object): Don't set
7005 system_library_directory_.
7006 (input_objects::found_in_system_library_directory): Remove.
7007 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7008 parameter. Change all callers.
7009 (Symbol_table::sized_write_globals): Likewise.
7010 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7011 Call Object::is_in_system_directory.
7012 * symtab.h (class Symbol_table): Update declarations.
7015 * descriptors.h (Open_descriptor): Add is_on_stack field.
7016 * descriptors.cc (Descriptors::open): If the descriptor is on the
7017 top of the stack, remove it. Initialize is_on_stack field.
7018 (Descriptors::release): Only add pod to stack if it is not on the
7020 (Descriptors::close_some_descriptor): Clear stack_next and
7024 * output.cc (Output_section::find_starting_output_address): Rename
7025 from starting_output_address; add PADDR parameter; change return
7027 * output.h (class Output_section): Declare
7028 find_starting_output_address instead of starting_output_address.
7029 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7030 section symbol for which we can't find a merge section.
7033 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7034 hidden or internal, force the symbol to be local.
7035 * resolve.cc (Symbol::override_visibility): Define.
7036 (Symbol::override_base): Use override_visibility.
7037 (Symbol_table::resolve): Likewise.
7038 (Symbol::override_base_with_special): Likewise.
7039 (Symbol_table::override_with_special): If the visibility is hidden
7040 or internal, force the symbol to be local.
7041 * symtab.h (class Symbol): Add set_visibility and
7042 override_visibility.
7043 * testsuite/ver_test_1.sh: New file.
7044 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7045 (check_DATA): Add ver_test_1.syms.
7046 (ver_test_1.syms): New target.
7047 * testsuite/Makefile.in: Rebuild.
7049 2009-02-25 Cary Coutant <ccoutant@google.com>
7051 * layout.cc (Layout::choose_output_section): Don't rename sections
7052 when using a linker script that has a SECTIONS clause.
7053 * Makefile.in: Regenerate.
7055 * testsuite/Makefile.am (script_test_5.sh): New test case.
7056 * testsuite/Makefile.in: Regenerate.
7057 * testsuite/script_test_5.cc: New file.
7058 * testsuite/script_test_5.sh: New file.
7059 * testsuite/script_test_5.t: New file.
7061 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7063 * archive.cc (Archive::include_member): Update calls to add_symbols.
7064 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7065 the Layout argument.
7066 * dynobj.h (do_add_symbols): Add the Layout argument.
7067 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7069 * object.h (Object::add_symbols): Add the Layout argument.
7070 (Object::do_add_symbols): Add the Layout argument.
7071 (Sized_relobj::do_add_symbols): Add the Layout argument.
7072 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7073 Unify the two versions.
7074 (Add_plugin_symbols): Remove.
7075 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7076 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7077 (Add_plugin_symbols): Remove.
7078 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7079 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7080 (Add_symbols::run): Make it work with Pulginobj.
7082 2009-02-06 Ian Lance Taylor <iant@google.com>
7084 * object.cc (Sized_relobj::do_layout): Make info message start
7085 with lower case letter.
7087 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7089 * binary.cc: Fix file comment.
7091 * options.h (enum Incremental_disposition): Define.
7092 (class General_options): Add new options: --incremental,
7093 --incremental_changed, --incremental_unchanged,
7094 --incremental_unknown. Add incremental_disposition_ and
7095 implicit_incremental_ fields.
7096 (General_options::incremental_disposition): New function.
7097 (class Position_dependent_options): Add incremental_disposition
7099 (Position_dependent_options::copy_from_options): Set incremental
7101 * options.cc (General_options::parse_incremental_changed): New
7103 (General_options::parse_incremental_unchanged): New function.
7104 (General_options::parse_incremental_unknown): New function.
7105 (General_options::General_options): Initialize new fields
7106 incremental_disposition_ and implicit_incremental_.
7107 (General_options::finalize): Check for uasge of --incremental-*
7108 without --incremental.
7110 2009-02-06 Chris Demetriou <cgd@google.com>
7112 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7113 pointer and to report location as the file name associated with
7115 (gold_undefined_symbol_at_location): New function to replace the
7116 old gold_undefined_symbol functionality.
7117 * target-reloc.h (relocate_section): Update to use
7118 gold_undefined_symbol_at_location.
7119 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7120 Call gold_undefined_symbol function rather than gold_error.
7121 * errors.h (Errors::undefined_symbol): Take location as a
7122 string, rather than calculating it from a relocation.
7123 * errors.cc (Errors::fatal): Print "fatal error:" before the
7125 (Errors::error, Errors::error_at_location): Print "error: "
7126 before the formatted message.
7127 (Errors::undefined_symbol): Take location as a string, rather
7128 than calculating it from a relocation.
7129 (gold_undefined_symbol_at_location): New function akin to
7130 old gold_undefined_symbol, calculates location from relocation.
7131 (gold_undefined_symbol): Change to take only a Symbol pointer
7132 and to report location as the file name associated with the symbol.
7133 * testsuite/debug_msg.sh: Update for changed error messages.
7134 * testsuite/undef_symbol.sh: Likewise.
7136 2009-02-04 Duncan Sands <baldrick@free.fr>
7139 * reduced_debug_output.h
7140 (Output_reduced_debug_abbrev_section::failed): Use format for
7142 (Output_reduced_debug_info_section::faild): Likewise.
7144 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7146 * script.cc (Lazy_demangler): New class.
7147 (Version_script_info::get_symbol_version_helper): Demangle a
7150 2009-01-29 Cary Coutant <ccoutant@google.com>
7152 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7154 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7156 2009-01-28 Ian Lance Taylor <iant@google.com>
7158 * version.cc (version_string): Bump to 1.9.
7160 * gold.h: Include <cstring> and <stdint.h>.
7161 * version.cc: Include <cstdio>.
7162 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7164 * reduced_debug_output.cc (insert_into_vector): Rename from
7165 Insert_into_vector; change all callers. Use Swap_unaligned to
7166 avoid aliasing issue; remove union since it is unnecessary.
7168 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7170 * Makefile.am (CCFILES): Add gc.cc.
7172 * Makefile.in: Regenerate.
7173 * gold.cc (Gc_runner): New class.
7174 (queue_initial_tasks): Call garbage collection related tasks
7175 when corresponding options are invoked.
7176 (queue_middle_gc_tasks): New function.
7177 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7178 processed early before laying out sections during garbage collection.
7179 * gold.h (queue_middle_gc_tasks): New function.
7180 (is_prefix_of): Move from "layout.cc".
7181 * i386.cc (Target_i386::gc_process_relocs): New function.
7182 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7183 * main.cc (main): Create object of class "Garbage_collection".
7184 * object.cc (Relobj::copy_symbols_data): New function.
7185 (Relobj::is_section_name_included): New function.
7186 (Sized_relobj::do_layout): Allow this function to be called twice
7187 during garbage collection and defer layout of section during the
7189 * object.h (Relobj::get_symbols_data): New function.
7190 (Relobj::is_section_name_included): New function.
7191 (Relobj::copy_symbols_data): New function.
7192 (Relobj::set_symbols_data): New function.
7193 (Relobj::get_relocs_data): New function.
7194 (Relobj::set_relocs_data): New function.
7195 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7196 (Relobj::gc_process_relocs): New function.
7197 (Relobj::do_gc_process_relocs): New pure virtual function.
7198 (Relobj::sd_): New data member.
7199 (Sized_relobj::is_output_section_offset_invalid): New function.
7200 (Sized_relobj::do_gc_process_relocs): New function.
7201 * options.h (General_options::gc_sections): Modify to not be a no-op.
7202 (General_options::print_gc_sections): New option.
7203 * plugin.cc (Plugin_finish::run): Remove function call to
7204 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7205 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7206 * reloc.cc (Read_relocs::run): Add task to process relocs and
7207 determine unreferenced sections when doing garbage collection.
7208 (Gc_process_relocs): New class.
7209 (Sized_relobj::do_gc_process_relocs): New function.
7210 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7211 sections that are garbage collected.
7212 * reloc.h (Gc_process_relocs): New class.
7213 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7214 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7215 symbols whose corresponding sections are garbage collected.
7216 (Symbol_table::Symbol_table): Add new parameter for the garbage
7218 (Symbol_table::gc_mark_undef_symbols): New function.
7219 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7220 (Symbol_table::gc_mark_dyn_syms): New function.
7221 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7223 (Symbol_table::add_from_object): Likewise.
7224 (Symbol_table::add_from_relobj): When building shared objects, do not
7225 treat externally visible symbols as garbage.
7226 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7227 table information for static and relocatable links.
7228 * symtab.h (Symbol_table::set_gc): New function.
7229 (Symbol_table::gc): New function.
7230 (Symbol_table::gc_mark_undef_symbols): New function.
7231 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7232 (Symbol_table::gc_mark_dyn_syms): New function.
7233 (Symbol_table::gc_): New data member.
7234 * target.h (Sized_target::gc_process_relocs): New pure virtual
7236 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7237 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7239 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7241 * options.h (General_options::gc_sections): Define as a no-op for now.
7242 (General_options::no_keep_memory): Ditto.
7243 (General_options::Bshareable): Define.
7244 * options.cc (General_options::finalize): Honor -Bshareable.
7246 2009-01-20 Andreas Schwab <schwab@suse.de>
7248 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7249 read the value in the contents, since we don't use it. Use the
7250 template endianness when writing.
7251 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7253 2009-01-19 Andreas Schwab <schwab@suse.de>
7255 * configure.tgt (powerpc64-*): Fix targ_obj.
7257 2009-01-15 Ian Lance Taylor <iant@google.com>
7259 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7260 local symbols when stripping all symbols.
7262 2009-01-14 Cary Coutant <ccoutant@google.com>
7264 * output.cc (Output_reloc): Add explicit instantiations.
7266 2009-01-14 Cary Coutant <ccoutant@google.com>
7268 * archive.cc (Archive::get_elf_object_for_member): Remove call
7269 to File_read::claim_for_plugin.
7270 * descriptors.cc (Descriptors::open): Remove reference to
7272 (Descriptors::claim_for_plugin): Remove.
7273 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7274 (Descriptors::is_claimed): Remove.
7275 (claim_descriptor_for_plugin): Remove.
7276 * fileread.cc (File_read::claim_for_plugin): Remove.
7277 * fileread.h (File_read::claim_for_plugin): Remove.
7278 (File_read::descriptor): Reopen descriptor if necessary.
7279 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7280 (Plugin_manager::all_symbols_read): Add task parameter. Change
7282 (Plugin_manager::get_input_file): New function.
7283 (Plugin_manager::release_input_file): New function.
7284 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7285 corresponding data member.
7286 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7287 and pass to base constructor. Change all callers.
7288 (get_input_file, release_input_file): New functions.
7289 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7290 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7291 (Plugin_manager::all_symbols_read): Add task parameter.
7292 (Plugin_manager::get_input_file): New function.
7293 (Plugin_manager::release_input_file): New function.
7294 (Plugin_manager::task_): New data member.
7295 (Pluginobj::Pluginobj): Add filesize parameter.
7296 (Pluginobj::filename): New function.
7297 (Pluginobj::descriptor): New function.
7298 (Pluginobj::filesize): New function.
7299 (Pluginobj::filesize_): New data member.
7300 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7301 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7302 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7304 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7305 with archive libraries.
7306 * testsuite/Makefile.in: Regenerate.
7307 * testsuite/plugin_test.c (struct sym_info): New type.
7308 (get_input_file, release_input_file): New static variables.
7309 (onload): Capture new transfer vector entries.
7310 (claim_file_hook): Stop reading at end of file according to filesize.
7311 Factor out parsing of readelf output into separate function.
7312 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7313 APIs and get the source file name from the symbol table. Convert
7314 source file name to corresponding object file name. Print info
7315 message when adding new input files.
7316 (parse_readelf_line): New function.
7317 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7318 * testsuite/plugin_test_2.sh: Likewise.
7319 * testsuite/plugin_test_3.sh: Likewise.
7320 * testsuite/plugin_test_4.sh: New test case.
7322 2009-01-07 Ian Lance Taylor <iant@google.com>
7324 * version.cc (version_string): Bump to 1.8.
7326 2008-12-23 Cary Coutant <ccoutant@google.com>
7328 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7329 * plugin.cc (Plugin_manager::finish): Rename as
7330 layout_deferred_objects. Move cleanup to separate function.
7331 (Plugin_manager::cleanup): New function.
7332 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7334 * plugin.h (Plugin_manager::finish): Rename as
7335 layout_deferred_objects.
7336 (Plugin_manager::cleanup): New function.
7337 (Plugin_manager::cleanup_done): New field.
7339 2008-12-23 Cary Coutant <ccoutant@google.com>
7341 * plugin.cc (is_visible_from_outside): New function.
7342 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7343 so we don't return "IR only" status for exported symbols or -r links.
7345 * testsuite/Makefile.am (plugin_test_3): New test case.
7346 * testsuite/Makefile.in: Regenerate.
7347 * testsuite/plugin_test_3.sh: New file.
7349 2008-12-22 Cary Coutant <ccoutant@google.com>
7351 * object.cc (Sized_relobj::layout_section): New function.
7352 (Sized_relobj::do_layout): Defer layout of input sections until after
7353 plugin has provided replacement files.
7354 (Sized_relobj::do_layout_deferred_sections): New function.
7355 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7356 (Relobj::layout_deferred_sections): New function.
7357 (Relobj::do_layout_deferred_sections): New function.
7358 (Sized_relobj::do_layout_deferred_sections): New function.
7359 (Sized_relobj::layout_section): New function.
7360 (Sized_relobj::Deferred_layout): New structure.
7361 (Sized_relobj::deferred_layout_): New field.
7362 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7363 Change all callers. Layout deferred sections.
7364 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7366 (Plugin_hook::run): Move code from do_plugin_hook inline.
7367 (Plugin_hook::do_plugin_hook): Remove.
7368 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7369 (Plugin_manager::finish): Renamed, was cleanup.
7370 (Plugin_manager::should_defer_layout): New function.
7371 (Plugin_manager::add_deferred_layout_object): New function.
7372 (Plugin_manager::Deferred_layout_list): New type.
7373 (Plugin_manager::deferred_layout_objects_): New field.
7374 (Plugin_hook::do_plugin_hook): Remove.
7376 2008-12-17 Ian Lance Taylor <iant@google.com>
7378 * options.h (class General_options): Add --no case for
7381 2008-12-16 Cary Coutant <ccoutant@google.com>
7383 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7385 (Plugin_manager::claim_file): Create plugin object even if
7386 plugin did not call the add_symbols callback.
7387 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7388 asking for more symbols than were added.
7389 * testsuite/Makefile.am (plugin_test_1): Add test case with
7391 (empty.syms): New target.
7392 * testsuite/Makefile.in: Regenerate.
7393 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7394 message. Don't call add_symbols if no globals.
7395 (all_symbols_read_hook): Don't provide replacement for empty
7398 2008-12-12 Ian Lance Taylor <iant@google.com>
7400 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7401 r_type == 0 for a local symbol with r_sym == 0.
7402 (scan_relocatable_relocs): Pass r_sym to
7403 local_non_section_strategy.
7404 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7407 * configure.ac: Update test for TLS descriptors: they are
7408 supported as of glibc 2.9.
7409 * configure: Rebuild.
7411 2008-12-11 Ian Lance Taylor <iant@google.com>
7414 * target-reloc.h (Default_scan_relocatable_relocs): For each
7415 function, map r_type == 0 to RELOC_DISCARD.
7417 2008-12-10 Cary Coutant <ccoutant@google.com>
7419 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7420 object to override a kept COMDAT group from a plugin object.
7422 2008-12-09 Ian Lance Taylor <iant@google.com>
7425 * yyscript.y (file_cmd): Handle INPUT.
7427 * testsuite/initpri1.c: Change all declarations to be full
7428 prototypes by adding void, to avoid compiler warnings.
7430 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7432 * options.cc (General_options::parse_plugin_opt): New.
7433 (General_options::add_plugin): The argument now is just the filename.
7434 (General_options::add_plugin_option): New.
7435 * options.h (plugin_opt): New.
7436 (add_plugin): Change argument name.
7437 (add_plugin_option): New.
7438 * plugin.cc (Plugin::load): Don't parse the plugin option.
7439 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7440 (Plugin::add_option): New.
7441 (Plugin::args_): Change type.
7442 (Plugin::filename_): New.
7443 (Plugin_manager::add_plugin_option): New.
7444 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7445 * testsuite/Makefile.in: Regenerate.
7447 2008-12-05 Cary Coutant <ccoutant@google.com>
7449 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7450 Handle --strip-lto-sections option.
7451 * options.h (strip_lto_sections): New option.
7453 2008-12-01 Cary Coutant <ccoutant@google.com>
7455 * plugin.cc (ld_plugin_message): Change format parameter to const.
7456 Fix mismatch between new[] and delete.
7458 2008-11-14 Cary Coutant <ccoutant@google.com>
7460 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7463 2008-11-05 Craig Silverstein <csilvers@google.com>
7465 * options.cc (General_options::parse_dynamic_list): New function.
7466 * options.h (General_options): New flags dynamic_list,
7467 dynamic_list_data, dynamic_list_cpp_new, and
7468 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7469 (General_options::in_dynamic_list): New function.
7470 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7471 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7472 (Lex::can_continue_name): Likewise.
7474 (read_script_file): New parameter script_options.
7475 (read_dynamic_list): New function.
7476 (Script_options::define_dynamic_list): New function.
7477 (dynamic_list_keyword_parsecodes): New variable.
7478 (dynamic_list_keywords): New variable.
7479 * script.h (Script_options::define_dynamic_list): New function
7481 (read_dynamic_list): New function prototype.
7482 * symtab.cc (strprefix): New macro.
7483 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7484 dynamic_list_data, dynamic_list_cpp_new, and
7485 dynamic_list_cpp_typeinfo.
7486 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7487 (dynamic_list_expr): New rule.
7488 (dynamic_list_nodes): Likewise.
7489 (dynamic_list_node): Likewise.
7490 * testsuite/Makefile.am (dynamic_list): New test.
7491 * testsuite/Makefile.in: Regenerated.
7492 * testsuite/dynamic_list.t: New file.
7493 * testsuite/dynamic_list.sh: New file.
7495 2008-11-05 Craig Silverstein <csilvers@google.com>
7497 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7498 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7499 (t11_last): Likewise.
7500 * testsuite/ver_test_6.c (main): Likewise.
7502 2008-10-07 Cary Coutant <ccoutant@google.com>
7504 * options.c (General_options::finalize): Add check for -static and
7506 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7509 2008-10-02 Cary Coutant <ccoutant@google.com>
7511 * plugin.cc (make_sized_plugin_object): Fix conditional
7512 compilation to work when not all targets are enabled.
7514 2008-09-29 Cary Coutant <ccoutant@google.com>
7516 * archive.cc (Archive::get_file_and_offset): Use filename instead
7517 of name to get library path.
7518 (Archive::include_member): Unlock external member of a thin archive.
7520 * testsuite/Makefile.am (TEST_AR): New variable.
7521 (thin_archive_test_1): New test.
7522 (thin_archive_test_2): New test.
7523 * testsuite/Makefile.in: Regenerate.
7524 * testsuite/thin_archive_main.cc: New file.
7525 * testsuite/thin_archive_test_1.cc: New file.
7526 * testsuite/thin_archive_test_2.cc: New file.
7527 * testsuite/thin_archive_test_3.cc: New file.
7528 * testsuite/thin_archive_test_4.cc: New file.
7530 2008-09-29 Cary Coutant <ccoutant@google.com>
7532 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7533 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7535 (Sized_relobj::do_finalize_local_symbols): Likewise.
7536 (Sized_relobj::map_to_kept_section): Likewise.
7537 * object.h (Sized_relobj::invalid_address): New constant.
7538 (Sized_relobj::do_output_section_offset): Check for invalid_address
7540 * output.cc (Output_reloc::local_section_offset): Use constant
7541 invalid_address instead of -1U.
7542 (Output_reloc::get_address): Likewise.
7543 (Output_section::output_address): Change -1U to -1ULL.
7544 * output.h (Output_reloc::invalid_address): New constant.
7545 * reloc.cc (Sized_relobj::write_sections): Use constant
7546 invalid_address instead of -1U.
7547 (Sized_relobj::relocate_sections): Likewise.
7548 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7549 values for merge sections.
7550 * target-reloc.h (relocate_for_relocatable): Use constant
7551 invalid_address instead of -1U.
7553 2008-09-19 Cary Coutant <ccoutant@google.com>
7555 Add plugin functionality for link-time optimization (LTO).
7556 * configure.ac (plugins): Add --enable-plugins option.
7557 * configure: Regenerate.
7558 * config.in: Regenerate.
7559 * Makefile.am (LIBDL): New variable.
7560 (CCFILES): Add plugin.cc.
7561 (HFILES): Add plugin.h.
7562 (ldadd_var): Add LIBDL.
7563 * Makefile.in: Regenerate.
7565 * archive.cc: Include "plugin.h".
7566 (Archive::setup): Don't preread archive symbols when using a plugin.
7567 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7568 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7570 (Archive::include_member): Add symbols from plugin objects.
7571 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7572 * descriptors.cc (Descriptors::open): Check for file descriptors
7573 abandoned by plugins.
7574 (Descriptors::claim_for_plugin): New function.
7575 * descriptors.h (Descriptors::claim_for_plugin): New function.
7576 (Open_descriptor::is_claimed): New field.
7577 (claim_descriptor_for_plugin): New function.
7578 * fileread.cc (File_read::claim_for_plugin): New function.
7579 * fileread.h (File_read::claim_for_plugin): New function.
7580 (File_read::descriptor): New function.
7581 * gold.cc: Include "plugin.h".
7582 (queue_initial_tasks): Add task to call plugin hooks for generating
7584 * main.cc: Include "plugin.h".
7585 (main): Load plugin libraries.
7586 * object.h (Pluginobj): Declare.
7587 (Object::pluginobj): New function.
7588 (Object::do_pluginobj): New function.
7589 (Object::set_target): New function.
7590 * options.cc: Include "plugin.h".
7591 (General_options::parse_plugin): New function.
7592 (General_options::General_options): Initialize plugins_ field.
7593 (General_options::add_plugin): New function.
7594 * options.h (Plugin_manager): Declare.
7595 (General_options): Add --plugin option.
7596 (General_options::has_plugins): New function.
7597 (General_options::plugins): New function.
7598 (General_options::add_plugin): New function.
7599 (General_options::plugins_): New field.
7600 * plugin.cc: New file.
7601 * plugin.h: New file.
7602 * readsyms.cc: Include "plugin.h".
7603 (Read_symbols::do_read_symbols): Check for archive before checking
7604 for ELF file. Call plugin hooks to claim files.
7605 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7606 from a real object file; force override when processing replacement
7608 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7609 (Symbol::init_base_object): Likewise.
7610 (Symbol::init_base_output_data): Likewise.
7611 (Symbol::init_base_output_segment): Likewise.
7612 (Symbol::init_base_constant): Likewise.
7613 (Symbol::init_base_undefined): Likewise.
7614 (Symbol::output_section): Assert that object is not a plugin.
7615 (Symbol_table::add_from_pluginobj): New function.
7616 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7618 (Symbol_table::sized_write_globals): Likewise.
7619 (Symbol_table::add_from_pluginobj): Instantiate template.
7620 * symtab.h (Sized_pluginobj): Declare.
7621 (Symbol::in_real_elf): New function.
7622 (Symbol::set_in_real_elf): New function.
7623 (Symbol::in_real_elf_): New field.
7624 (Symbol_table::add_from_pluginobj): New function.
7626 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7627 (LIBDL): New variable.
7629 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7630 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7631 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7632 (MOSTLYCLEANFILES): Likewise.
7633 * testsuite/Makefile.in: Regenerate.
7634 * testsuite/plugin_test.c: New file.
7635 * testsuite/plugin_test_1.sh: New file.
7636 * testsuite/plugin_test_2.sh: New file.
7638 2008-09-16 Ian Lance Taylor <iant@google.com>
7640 * target-reloc.h (relocate_section): Check whether a symbol is
7641 defined by the ABI before reporting an undefined symbol error.
7642 * target.h (Target::is_defined_by_abi): Make parameter const.
7643 (Target::do_is_defined_by_abi): Likewise.
7644 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7645 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7646 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7647 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7648 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7649 * testsuite/Makefile.in: Rebuild.
7651 * fileread.cc (make_view): Add casts to avoid warning.
7653 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7655 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7656 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7658 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7660 * options.h (General_options::output_is_executable): New.
7661 (General_options::output_is_pie): New.
7662 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7663 for shared libraries.
7664 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7666 2008-09-11 Chris Demetriou <cgd@google.com>
7668 * options.h (origin): New -z option.
7669 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7670 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7673 2008-09-05 Cary Coutant <ccoutant@google.com>
7675 * fileread.cc (File_read::make_view): Add check for attempt to map
7678 2008-09-05 Cary Coutant <ccoutant@google.com>
7680 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7681 explicit instantiations.
7683 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7686 * options.cc (General_options::finalize): Allow undefined symbols
7687 in shlibs if linking -shared.
7690 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7691 symbols as not needing a dynsym entry.
7693 2008-08-20 Craig Silverstein <csilvers@google.com>
7695 * fileread.cc (File_read::open): Do not lock the file unless it
7696 was successfully opened.
7698 2008-08-14 Cary Coutant <ccoutant@google.com>
7700 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7701 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7702 * testsuite/tls_test.cc (struct int128): 128-bit struct
7703 for testing TLS relocs with non-zero addend.
7704 (v12): New TLS variable.
7706 (t_last): Add check for v12.
7707 * testsuite/tls_test.h (t12): New function.
7708 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7710 2008-08-13 Ian Lance Taylor <iant@google.com>
7712 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7713 set tls_segment_ or relro_segment_.
7714 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7716 * output.h (Output_section::clear_is_relro): New function.
7717 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7718 sections specially even when output_data_ is empty.
7719 (Output_segment::maximum_alignment): When first section is relro,
7720 only force alignment for PT_LOAD segments.
7721 * script.cc (script_data_segment_align): New function.
7722 (script_data_segment_relro_end): New function.
7723 * script-c.h (script_data_segment_align): Declare.
7724 (script_data_segment_relro_end): Declare.
7725 * script-sections.h (class Script_sections): Declare
7726 data_segment_align and data_segment_relro_end. Add fields
7727 segment_align_index_ and saw_relro_end_.
7728 * script-sections.cc (class Sections_element): Add set_is_relro
7729 virtual function. Add new bool* parameter to place_orphan_here.
7730 Add get_output_section virtual function.
7731 (class Output_section_definition): Add set_is_relro. Add new
7732 bool* parameter to place_orphan_here. Add get_output_section.
7733 Add is_relro_ field.
7734 (Output_section_definition::Output_section_definition): Initialize
7735 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7736 and is_relro_ fields.
7737 (Output_section_definition::place_orphan_here): Add is_relro
7739 (Output_section_definition::set_section_addresses): Set relro for
7741 (Output_section_definition::alternate_constraint): Likewise.
7742 (class Orphan_output_section): Add new bool* parameter to
7743 place_orphan_here. Add get_output_section.
7744 (Orphan_output_section::place_orphan_here): Add is_relro
7746 (Script_sections::Script_sections): Initialize
7747 data_segment_align_index_ and saw_relro_end_.
7748 (Script_sections::data_segment_align): New function.
7749 (Script_sections::data_segment_relro_end): New function.
7750 (Script_sections::place_orphan): Set or clear is_relro.
7751 (Script_sections::set_section_addresses): Force alignment of first
7753 * yyscript.y (exp): Call script_data_segment_align and
7754 script_data_segment_relro_end.
7755 * testsuite/relro_script_test.t: New file.
7756 * testsuite/relro_test.cc (using_script): Declare.
7757 (t1, t2): Test using_script.
7758 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7759 (relro_script_test_SOURCES): Define.
7760 (relro_script_test_DEPENDENCIES): Define.
7761 (relro_script_test_LDFLAGS): Define.
7762 (relro_script_test_LDADD): Define.
7763 (relro_script_test.so): New target.
7764 * testsuite/Makefile.in: Rebuild.
7766 2008-08-06 Cary Coutant <ccoutant@google.com>
7768 * archive.cc (Archive::total_archives, Archive::total_members)
7769 (Archive::total_members_loaded): New variables.
7770 (Archive::setup): Add parameter. Add option to preread
7772 (Archive::read_armap): Add counter.
7773 (Archive::get_file_and_offset): New function.
7774 (Archive::get_elf_object_for_member): New function.
7775 (Archive::read_all_symbols): New function.
7776 (Archive::read_symbols): New function.
7777 (Archive::add_symbols): Add counters.
7778 (Archive::include_all_members): Use armap to find members if it's
7780 (Archive::include_member): Skip reading symbols if already read.
7781 Factored code into Archive::get_file_and_offset and
7782 Archive::get_elf_object_for_member. Changed call to
7783 Mapfile::report_include_archive_member.
7784 (Archive::print_stats): New function.
7785 * archive.h: Declare Object and Read_symbols_data classes.
7786 (Archive::Archive): Add initializers for new members.
7787 (Archive::setup): Add parameter.
7788 (Archive::print_stats): New function.
7789 (Archive::total_archives, Archive::total_members)
7790 (Archive::total_members_loaded): New variables.
7791 (Archive::get_file_and_offset): New function.
7792 (Archive::get_elf_object_for_member): New function.
7793 (Archive::read_all_symbols): New function.
7794 (Archive::read_symbols): New function.
7795 (Archive::Archive_member): New class.
7796 (Archive::members_): New member.
7797 (Archive::num_members_): New member.
7798 * main.cc: Include archive.h.
7799 (main): Call Archive::print_stats.
7800 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7801 archive parameter; member_name is now the fully-decorated name.
7802 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7803 * options.h: (General_options): Add --preread-archive-symbols option.
7804 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7807 2008-08-04 Ian Lance Taylor <iant@google.com>
7809 * symtab.h (Symbol::use_plt_offset): New function.
7810 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7811 * powerpc.cc (Relocate::relocate): Likewise.
7812 * sparc.cc (Relocate::relocate): Likewise.
7813 * x86_64.cc (Relocate::relocate): Likewise.
7814 * testsuite/weak_plt.sh: New test.
7815 * testsuite/weak_plt_main.cc: New test.
7816 * testsuite/weak_plt_shared.cc: New test.
7817 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7818 (check_PROGRAMS): Add weak_plt.
7819 (check_DATA): Add weak_plt_shared.so.
7820 (weak_plt_main_pic.o, weak_plt): New targets.
7821 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7822 * testsuite/Makefile.in: Rebuild.
7824 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7826 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7827 * testsuite/Makefile.in: Rebuild.
7829 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7831 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7832 * Makefile.in: Regenerate.
7833 * po/POTFILES.in: Regenerate.
7835 2008-07-29 Ian Lance Taylor <iant@google.com>
7837 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7838 symbols before other symbols.
7839 * testsuite/script_test_2.cc (test_addr): Declare.
7840 (test_addr_alias): Declare.
7841 (main): Check that test_addr and test_addr_alias have the right
7843 * testsuite/script_test_2.t: Define test_addr_alias and
7846 2008-07-24 Ian Lance Taylor <iant@google.com>
7849 * descriptors.cc: New file.
7850 * descriptors.h: New file.
7851 * gold-threads.h (class Hold_optional_lock): New class.
7852 * fileread.cc: Include "descriptors.h".
7853 (File_read::~File_read): Release descriptor rather than closing
7855 (File_read::open) [file]: Call open_descriptor rather than open.
7856 Set is_descriptor_opened_.
7857 (File_read::open) [memory]: Assert that descriptor is not open.
7858 (File_read::reopen_descriptor): New function.
7859 (File_read::release): Release descriptor.
7860 (File_read::do_read): Make non-const. Reopen descriptor.
7861 (File_read::read): Make non-const.
7862 (File_read::make_view): Reopen descriptor.
7863 (File_read::do_readv): Likewise.
7864 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7865 Update declarations.
7866 * layout.cc: Include "descriptors.h".
7867 (Layout::create_build_id): Use open_descriptor rather than open.
7868 * output.cc: Include "descriptors.h".
7869 (Output_file::open): Use open_descriptor rather than open.
7870 * archive.cc (Archive::const_iterator): Change Archive to be
7872 (Archive::begin, Archive::end): Make non-const.
7873 (Archive::count_members): Likewise.
7874 * archive.h (class Archive): Update declarations.
7875 * object.h (Object::read): Make non-const.
7876 * Makefile.am (CCFILES): Add descriptors.cc.
7877 (HFILES): Add descriptors.h.
7878 * Makefile.in: Rebuild.
7881 * gold.h: Always include <clocale>. Add Solaris workarounds
7882 following code in binutils/sysdep.h.
7885 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7886 this->eh_frame_hdr_ is NULL before using it.
7888 * dynobj.cc (Versions::Versions): Update comment.
7890 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7891 the base version name.
7893 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7894 array size plus one.
7895 (Stringpool_template::set_string_offsets): Subtract one from key
7896 before using it as an array index.
7897 (Stringpool_template::get_offset_with_length): Likewise.
7898 (Stringpool_template::write_to_buffer): Likewise.
7899 * stringpool.h (Stringpool_template::get_offset_from_key):
7902 2008-07-23 Ian Lance Taylor <iant@google.com>
7905 * object.h (Merged_symbol_value::value): Do our best to handle a
7909 * script.cc (Version_script_info::get_versions): Don't add empty
7910 version tag to return value.
7911 (Version_script_info::get_symbol_version_helper): Change return
7912 type to bool. Add pversion parameter. Change all callers.
7913 (script_register_vers_node): Don't require a non-NULL tag.
7914 * script.h (class Version_script_info): Update declarations.
7915 (Version_script_info::get_symbol_version): Change return type to
7916 bool. Add version parameter. Change all callers.
7917 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7918 handling. Handle an empty version from a version script.
7919 (Symbol_table::define_special_symbol): Likewise.
7920 * testsuite/ver_test_10.script: New file.
7921 * testsuite/ver_test_10.sh: New file.
7922 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7923 (check_DATA): Add ver_test_10.syms.
7924 (ver_test_10.syms, ver_test_10.so): New target.
7925 * testsuite/Makefile.in: Rebuild.
7927 2008-07-23 Simon Baldwin <simonb@google.com>
7929 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7930 to zero for undefined symbols from dynamic libraries.
7932 2008-07-23 Ian Lance Taylor <iant@google.com>
7934 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7936 * symtab.h (class Symbol_table): Update declaration.
7937 * testsuite/ver_test_9.cc: New file.
7938 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7939 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7940 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7941 (ver_test_9.so, ver_test_9.o): New targets.
7942 * testsuite/Makefile.in: Rebuild.
7944 2008-07-22 Ian Lance Taylor <iant@google.com>
7946 * options.h (class General_options): Define --check-sections.
7947 * layout.cc (Layout::set_segment_offsets): Handle
7950 * options.h (class General_options): Define -n/--nmagic and
7952 * options.cc (General_options::finalize): For -n/--nmagic or
7953 -N/--omagic, set -static.
7954 * layout.cc (Layout::attach_allocated_section_to_segment): If
7955 -N/--omagic, don't put read-only and read-write sections in
7957 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7958 finding a read-only segment.
7959 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7960 don't set the minimum segment alignment to the common page size,
7961 and don't set the file offset to the address modulo the page size.
7962 * script-sections.cc (Script_sections::create_segments): If
7963 -n/--omagic, don't put read-only and read-write sections in
7966 * cref.cc: New file.
7968 * options.h (class General_options): Add --print-symbol-counts.
7969 * main.cc (main): Issue defined symbol report if requested.
7970 * archive.cc (Archive::interpret_header): Make into a const member
7972 (Archive::add_symbols): Call Input_objects::archive_start and
7974 (Archive::const_iterator): Define new class.
7975 (Archive::begin, Archive::end): New functions.
7976 (Archive::include_all_members): Rewrite to use iterator.
7977 (Archive::count_members): New function.
7978 * archive.h (class Archive): Update declarations.
7979 (Archive::filename): New function.
7980 * object.cc: Include "cref.h".
7981 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7982 (Sized_relobj::do_get_global_symbol_counts): New function.
7983 (Input_objects::add_object): Add object to cross-referencer.
7984 (Input_objects::archive_start): New function.
7985 (Input_objects::archive_stop): New function.
7986 (Input_objects::print_symbol_counts): New function.
7987 * object.h: Declare Cref and Archive.
7988 (Object::get_global_symbol_counts): New function.
7989 (Object::do_get_global_symbol_counts): New pure virtual function.
7990 (class Sized_relobj): Add defined_count_ field. Update
7992 (class Input_objects): Add cref_ field. Update constructor.
7993 Update declarations.
7994 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7996 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7998 (Sized_dynobj::do_get_global_symbol_counts): New function.
7999 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8000 defined_count_. Update declarations. Define Symbols typedef.
8001 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8002 parameter. Change all callers.
8003 (Symbol_table::add_from_dynobj): Add sympointers and defined
8004 parameters. Change all callers.
8005 * symtab.h (class Symbol_table): Update declarations.
8006 * Makefile.am (CCFILES): Add cref.cc.
8007 (HFILES): Add cref.h.
8008 * Makefile.in: Rebuild.
8010 2008-07-22 Simon Baldwin <simonb@google.com>
8012 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8013 to zero when writing undefined symbols.
8015 2008-07-22 Ian Lance Taylor <iant@google.com>
8017 * output.cc (Output_section::add_input_section): Don't try to
8018 merge empty merge sections.
8020 2008-07-21 Craig Silverstein <csilvers@google.com>
8022 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8023 Include symbol version in error message.
8025 2008-07-20 Chris Demetriou <cgd@google.com>
8027 * configure.ac (gold_cv_c_random_seed): New configured variable.
8028 (RANDOM_SEED_CFLAGS): New substituted variable.
8029 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8030 * configure: Rebuild.
8031 * Makefile.in: Likewise.
8032 * testsuite/Makefile.in: Likewise.
8034 2008-07-18 Ian Lance Taylor <iant@google.com>
8036 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8037 where we see NAME/NULL and NAME/VERSION as separate symbols.
8038 * testsuite/ver_test_main.cc (main): Call t4.
8039 (t4, t4_2a): Define.
8040 * testsuite/ver_test_2.cc (t4_2): Define.
8041 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8042 * testsuite/ver_test_4.cc (t4_2a): Define.
8043 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8044 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8046 2008-07-17 Ian Lance Taylor <iant@google.com>
8048 * dynobj.cc (Versions::add_def): If we give an error about a
8049 missing version, go ahead and create the version anyhow.
8051 2008-07-10 Ian Lance Taylor <iant@google.com>
8053 Handle output sections with more than 0x7fffffff bytes.
8054 * object.h (class Relobj): Change map_to_output_ to
8055 output_sections_, and just keep a section pointer. Change all
8056 uses. Move comdat group support to Sized_relobj.
8057 (Relobj::is_section_specially_mapped): Remove.
8058 (Relobj::output_section): Remove poff parameter. Change all
8060 (Relobj::output_section_offset): New function.
8061 (Relobj::set_section_offset): Rewrite.
8062 (Relobj::map_to_output): Remove.
8063 (Relobj::output_sections): New function.
8064 (Relobj::do_output_section_offset): New pure virtual function.
8065 (Relobj::do_set_section_offset): Likewise.
8066 (class Sized_relobj): Add section_offsets_ field. Add comdat
8067 group support from Relobj. Update declarations.
8068 (Sized_relobj::get_output_section_offset): New function.
8069 (Sized_relobj::do_output_section_offset): New function.
8070 (Sized_relobj::do_set_section_offset): New function.
8071 * object.cc (Relobj::output_section_address): Remove.
8072 (Sized_relobj::Sized_relobj): Initialize new fields.
8073 (Sized_relobj::include_section_group): Cast find_kept_object to
8075 (Sized_relobj::include_linkonce_section): Likewise.
8076 (Sized_relobj::do_layout): Use separate arrays for output section
8078 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8080 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8081 output_sections and section_offsets.
8082 (Sized_relobj::write_local_symbols): Likewise.
8083 (map_to_kept_section): Compute output address directly.
8084 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8085 output_sections and section_offsets.
8086 (Sized_relobj::write_sections): Likewise.
8087 (Sized_relobj::relocate_sections): Likewise.
8088 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8089 * output.h (class Output_reloc): Update declarations. Change
8090 u2_.relobj to Sized_relobj*.
8091 (class Output_data_reloc): Change add functions to use
8093 * output.cc (Output_reloc::Output_reloc): Change relobj to
8095 (Output_reloc::local_section_offset): Change return type to
8096 Elf_Addr. Use get_output_section_offset.
8097 (Output_reloc::get_address): Likewise.
8098 (Output_section::is_input_address_mapped): Don't call
8099 is_section_specially_mapped.
8100 (Output_section::output_offset): Likewise.
8101 (Output_section::output_address): Likewise.
8102 (Output_section::starting_output_address): Likewise.
8103 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8104 parameter to Sized_relobj*.
8105 (Copy_relocs::need_copy_reloc): Likewise.
8106 (Copy_relocs::save): Likewise.
8107 * copy-relocs.h (class Copy_relocs): Update declarations.
8108 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8109 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8110 * target-reloc.h (relocate_for_relocatable): Change
8111 offset_in_output_section type to Elf_Addr. Change code that uses
8113 * layout.cc (Layout::layout): Always set *off.
8114 * mapfile.cc (Mapfile::print_input_section): Use
8115 output_section_offset.
8116 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8118 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8119 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8120 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8122 2008-07-03 Ian Lance Taylor <iant@google.com>
8124 * layout.cc (Layout::include_section): Do not discard unrecognized
8125 SHT_STRTAB sections.
8127 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8129 * script.cc (Lex::can_continue_name): Make '?' allowable in
8130 version-script names.
8131 * testsuite/version_script.map: Change glob pattern to use '?'
8133 2008-06-30 Manish Singh <yosh@gimp.org>
8136 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8139 2008-06-30 Ian Lance Taylor <iant@google.com>
8143 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8144 versions]: Don't try to read the value in the contents, since we
8145 don't use it. Use the template endianness when writing.
8147 2008-06-25 Cary Coutant <ccoutant@google.com>
8149 * fileread.cc (File_read::make_view): Assert on zero-length view.
8150 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8151 symbol table when there are no symbols to read.
8153 2008-06-23 Craig Silverstein <csilvers@google.com>
8155 * version.cc (version_string): Bump to 1.7
8157 2008-06-18 Craig Silverstein <csilvers@google.com>
8159 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8160 constant 0xFFFF to type Valtype.
8161 (Powerpc_relocate_functions::rel16_ha): Likewise.
8163 2008-06-17 Ian Lance Taylor <iant@google.com>
8165 * output.h (Output_section::Input_section): Initialize p2align_ to
8166 zero for Output_section_data constructors.
8167 (Output_section::Input_section::addralign): If not an input
8168 section, return the alignment of the Output_section_data.
8169 * testsuite/copy_test.cc: New file.
8170 * testsuite/copy_test_1.cc: New file.
8171 * testsuite/copy_test_2.cc: New file.
8172 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8173 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8174 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8175 (copy_test_1_pic.o, copy_test_1.so): New targets.
8176 (copy_test_2_pic.o, copy_test_2.so): New targets.
8177 * testsuite/Makefile.in: Rebuild.
8179 * script-sections.cc (Script_sections::place_orphan): Initialize
8180 local variable exact.
8182 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8184 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8186 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8187 David S. Miller <davem@davemloft.net>
8189 * powerpc.cc: New file.
8190 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8191 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8192 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8193 * Makefile.in: Rebuild.
8195 2008-06-09 Ian Lance Taylor <iant@google.com>
8197 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8199 (throwing, orig_terminate): New static variables.
8200 (terminate_handler): New static function.
8201 (t2): Set terminate handler.
8203 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8206 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8209 2008-05-30 Cary Coutant <ccoutant@google.com>
8211 * archive.cc (Archive::include_all_members) Correct to step
8212 over symbol table and extended name table in thin archives.
8214 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8217 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8220 2008-05-28 Caleb Howe <cshowe@google.com>
8222 * reduced_debug_output.cc: New file.
8223 * reduced_debug_output.h: New file.
8224 * options.h (class General_options): Add --strip-debug-non-line.
8225 * options.cc (General_options::finalize): Add strip_debug_non_line
8226 to the strip heirarchy.
8227 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8229 * layout.cc: Include "reduced_debug_output.h".
8230 (Layout::Layout): Initialize new fields.
8231 (line_only_debug_sections): New static array.
8232 (is_lines_only_debug_sections): New static inline function.
8233 (Layout::include_section): Handle --strip-debug-non-line.
8234 (Layout::make_output_section): If --strip-debug-non-line, build
8235 new output sections for .debug_abbrev and .debug_info.
8236 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8237 gold. Warn about possible overflow.
8238 (read_signed_LEB_128): Likewise.
8239 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8240 (read_signed_LEB_128): Declare.
8241 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8242 (HFILES): Add reduced_debug_output.h.
8243 * Makefile.in: Rebuild.
8245 2008-05-21 Ian Lance Taylor <iant@google.com>
8247 * mapfile.cc: New file.
8248 * mapfile.h: New file.
8249 * options.h (class General_options): Add -M/--print-map and -Map.
8250 * options.cc (General_options::finalize): Make -M equivalent to
8252 * main.cc: Include <cstdio> and "mapfile.h".
8253 (main): Open mapfile if requested.
8254 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8255 constructor. Change caller.
8256 (queue_initial_tasks): Add mapfile parameter. Change caller.
8257 (queue_middle_tasks): Likewise.
8258 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8260 * archive.cc: Include "mapfile.h".
8261 (Archive::add_symbols): Add mapfile parameter. Change all
8262 callers. Pass mapfile, symbol, and reason to include_member.
8263 (Archive::include_all_members): Add mapfile parameter. Change all
8265 (Archive::include_member): Add mapfile, sym, and why parameters.
8266 Change all callers. Report inclusion to map file.
8267 * archive.h: Include "fileread.h".
8268 (class Archive): Update declarations.
8269 (Archive::file): New const method.
8270 (class Add_archive_symbols): Add mapfile_ field. Update
8271 constructor. Change all callers.
8272 * readsyms.h (class Read_symbols): Likewise.
8273 (class Finish_group): Likewise.
8274 (class Read_script): Likewise.
8275 * common.cc: Include "mapfile.h".
8276 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8278 (Symbol_table::do_allocate_commons): Likewise.
8279 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8280 symbol allocation to mapfile.
8281 * common.h (class Allocate_commons_task): Add mapfile_ field.
8282 Update constructor. Change all callers.
8283 * symtab.h (class Symbol_table): Update declarations.
8284 * layout.cc: Include "mapfile.h".
8285 (Layout_task_runner::run): Print information to mapfile.
8286 (Layout::create_gold_note): Change Output_data_fixed_space to
8287 Output_data_zero_fill.
8288 (Layout::create_build_id): Likewise.
8289 (Layout::print_to_mapfile): New function.
8290 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8291 constructor. Change caller.
8292 (class Layout): Declare print_to_mapfile.
8293 * output.cc (Output_section::Input_section::print_to_mapfile): New
8295 (Output_section::add_input_section): If producing a map, always
8296 add to input_sections_ list.
8297 (Output_section::do_print_to_mapfile): New function.
8298 (Output_segment::print_sections_to_mapfile): New function.
8299 (Output_segment::print_section_list_to_mapfile): New function.
8300 * output.h: Include "mapfile.h".
8301 (Output_data::print_to_mapfile): New function.
8302 (Output_data::do_print_to_mapfile): New virtual function.
8303 (Output_segment_headers::do_print_to_mapfile): New function.
8304 (Output_file_header::do_print_to_mapfile): New function.
8305 (Output_data_const::do_print_to_mapfile): New function.
8306 (class Output_data_const_buffer): Add map_name_ field. Update
8307 constructor. Change all callers. Add do_print_to_mapfile
8309 (class Output_data_fixed_space): Likewise.
8310 (class Output_data_space): Likewise.
8311 (class Output_data_zero_fill): New class.
8312 (Output_data_strtab::do_print_to_mapfile): New function.
8313 (Output_data_reloc_base::do_print_to_mapfile): New function.
8314 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8315 (Output_data_group::do_print_to_mapfile): New function.
8316 (Output_data_got::do_print_to_mapfile): New function.
8317 (Output_data_dynamic::do_print_to_mapfile): New function.
8318 (Output_symtab_xindex::do_print_to_mapfile): New function.
8319 (class Output_section): Declare do_print_to_mapflie. Declare
8320 print_to_mapfile in Input_section.
8321 (class Output_segment): Declare new functions.
8322 * object.h (Sized_relobj::symbol_count): New function.
8323 * script-sections.cc
8324 (Output_section_element_dot_assignment::set_section_addresses):
8325 Change Output_data_fixed_space to Output_data_zero_fill.
8326 (Output_data_expression::do_print_to_mapfile): New function.
8327 * script.cc (read_input_script): Add mapfile parameter. Change
8329 * script.h (read_input_script): Update declaration.
8330 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8331 (Eh_frame::do_print_to_mapfile): New function.
8332 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8333 (Output_merge_string::do_print_to_mapfile): New function.
8334 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8336 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8338 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8340 * Makefile.am (CCFILES): Add mapfile.cc.
8341 (HFILES): Add mapfile.h.
8342 * Makefile.in: Rebuild.
8344 2008-05-19 Ian Lance Taylor <iant@google.com>
8346 * options.h (class General_options): Add -z relro.
8347 * layout.cc (Layout::Layout): Initialize relro_segment_.
8348 (Layout::add_output_section_data): Return the output section.
8349 (Layout::make_output_section): Rcognize relro sections and mark
8351 (Layout::attach_allocated_section_to_segment): Put relro sections
8352 in a PT_GNU_RELRO segment.
8353 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8355 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8357 (Layout::linkonce_mapping): Map d.rel.ro.local to
8359 (Layout::output_section_name): Us .data.rel.ro.local for any
8360 section which begins with that.
8361 * layout.h (class Layout): Update add_output_section_data
8362 declaration. Add relro_segment_ field.
8363 * output.cc (Output_section::Output_section): Initialize is_relro_
8364 and is_relro_local_ fields.
8365 (Output_segment::add_output_section): Group relro sections.
8366 (Output_segment::is_first_section_relro): New function.
8367 (Output_segment::maximum_alignment): If there is a relro section,
8368 align the segment to the common page size.
8369 (Output_segment::set_section_addresses): Track whether we are
8370 looking at relro sections. If the last section is a relro
8371 section, align to the common page size.
8372 (Output_segment::set_section_list_addresses): Add in_relro
8373 parameter. Change all callers. Align to the page size when
8374 moving from relro to non-relro section.
8375 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8377 * output.h (class Output_section): Add is_relro_ and
8378 is_relro_local_ fields.
8379 (Output_section::is_relro): New function.
8380 (Output_section::set_is_relro): New function.
8381 (Output_section::is_relro_local): New function.
8382 (Output_section::set_is_relro_local): New function.
8383 (class Output_segment): Update declarations.
8384 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8385 * sparc.cc (Target_sparc::got_section): Likewise.
8386 * x86_64.cc (Target_x86_64::got_section): Likewise.
8387 * testsuite/relro_test_main.cc: New file.
8388 * testsuite/relro_test.cc: New file.
8389 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8390 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8391 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8392 (relro_test.so, relro_test_pic.o): New targets.
8393 * testsuite/Makefile.in: Rebuild.
8395 2008-05-16 Ian Lance Taylor <iant@google.com>
8397 * output.cc (Output_segment::add_output_section): Remove front
8399 * output.h (class Output_segment): Remove
8400 add_initial_output_section and overloaded add_output_section.
8401 Update declaration of remaining add_output_section.
8402 * layout.cc (Layout::create_interp): Call add_output_section
8403 rather than add_initial_output_section.
8404 (Layout::finish_dynamic_section): Likewise.
8406 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8407 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8408 know the dynamic type.
8409 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8410 field. Initialize it in constructor.
8411 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8412 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8413 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8416 * output.cc (Output_reloc::get_address): Change return type to
8418 * output.h (class Output_reloc): Update get_address declaration.
8419 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8420 for section addresses.
8422 2008-05-09 Ian Lance Taylor <iant@google.com>
8425 * gold.cc (gold_nomem): Use return value of write.
8427 2008-05-08 Ian Lance Taylor <iant@google.com>
8429 * symtab.c (Symbol::init_base_output_data): Add version
8430 parameter. Change all callers.
8431 (Symbol::init_base_output_segment): Likewise.
8432 (Symbol::init_base_constant): Likewise.
8433 (Symbol::init_base_undefined): Likewise.
8434 (Sized_symbol::init_output_data): Likewise.
8435 (Sized_symbol::init_output_segment): Likewise.
8436 (Sized_symbol::init_constant): Likewise.
8437 (Sized_symbol::init_undefined): Likewise.
8438 (Symbol_table::do_define_in_output_data): If the new symbol has a
8439 version, mark it as the default.
8440 (Symbol_table::do_define_in_output_segment): Likewise.
8441 (Symbol_table::do_define_as_constant): Likewise.
8442 * symtab.h (class Symbol): Update declarations.
8443 (class Sized_symbol): Likewise.
8444 * resolve.cc (Symbol::override_version): New function.
8445 (Symbol::override_base): Call override_version.
8446 (Symbol::override_base_with_special): Likewise.
8447 * testsuite/ver_script_8.script: New file.
8448 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8449 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8450 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8451 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8453 2008-05-06 Ian Lance Taylor <iant@google.com>
8456 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8458 (class General_options): Remove existing --undefined, and add
8459 --no-undefined instead. Add new --undefined as synonym for -u.
8460 * archive.cc (Archive::add_symbols): Check whether symbol was
8462 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8463 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8464 all uses. Add IS_UNDEFINED. Update declarations to split
8465 different versions of init_base. Declare init_base_undefined.
8466 (Symbol::is_defined): Handle IS_UNDEFINED.
8467 (Symbol::is_undefined): Likewise.
8468 (Symbol::is_weak_undefined): Call is_undefined.
8469 (Symbol::is_absolute): Handle IS_CONSTANT.
8470 (class Sized_symbol): Update declarations to split different
8471 versions of init. Declare init_undefined.
8472 (class Symbol_table): Declare new functions.
8473 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8475 (Symbol::init_base_output_data): Likewise.
8476 (Symbol::init_base_output_segment): Likewise.
8477 (Symbol::init_base_constant): Likewise.
8478 (Symbol::init_base_undefined): New function.
8479 (Sized_symbol::init_object): Rename from init. Change all
8481 (Sized_symbol::init_output_data): Likewise.
8482 (Sized_symbol::init_output_segment): Likewise.
8483 (Sized_symbol::init_constant): Likewise.
8484 (Sized_symbol::init_undefined): New function.
8485 (Symbol_table::add_undefined_symbols_from_command_line): New
8487 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8489 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8490 (Symbol::output_section): Likewise.
8491 (Symbol::set_output_section): Likewise.
8492 (Symbol_table::sized_finalize_symbol): Likewise.
8493 (Symbol_table::sized_write_globals): Likewise.
8494 * resolve.cc (Symbol_table::should_override): Likewise.
8495 (Symbol::override_base_with_special): Likewise.
8497 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8498 symbol, change it to have default visibility.
8499 * testsuite/protected_1.cc: New file.
8500 * testsuite/protected_2.cc: New file.
8501 * testsuite/protected_3.cc: New file.
8502 * testsuite/protected_main_1.cc: New file.
8503 * testsuite/protected_main_2.cc: New file.
8504 * testsuite/protected_main_3.cc: New file.
8505 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8506 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8507 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8508 (protected_1.so): New target.
8509 (protected_1_pic.o, protected_2_pic.o): New targets.
8510 (protected_3_pic.o): New target.
8511 (check_PROGRAMS): Add protected_2.
8512 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8513 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8514 * testsuite/Makefile.in: Rebuild.
8516 * options.h (DEFINE_var): Add set_user_set_##varname__.
8517 (DEFINE_bool_alias): New macro.
8518 (class General_options): Define -Bstatic using DEFINE_bool_alias
8519 rather than DEFINE_special. Add --undefined as an alias for -z
8521 * options.cc (General_options::parse_Bstatic): Remove.
8523 * options.h (class General_options): Add --fatal-warnings.
8524 * main.cc (main): Implement --fatal-warnings.
8525 * errors.h (Errors::warning_count): New function.
8527 * options.h (class General_options): Add -Bsymbolic-functions.
8528 * symtab.h (Symbol::is_preemptible): Check for
8529 -Bsymbolic-functions.
8531 2008-05-05 Ian Lance Taylor <iant@google.com>
8533 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8534 as noVARNAME rather than no-VARNAME.
8535 (class General_options): Add option -z combreloc.
8536 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8538 (Output_reloc::sort_before) [SHT_REL]: New function.
8539 (Output_reloc::sort_before) [SHT_RELA]: New function.
8540 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8541 Sort_relocs_comparison.
8542 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8543 parameter. Change all callers.
8544 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8545 sort_relocs parameter. Change all callers.
8546 * output.cc (Output_reloc::get_address): New function, broken out
8548 (Output_reloc::write_rel): Call it.
8549 (Output_reloc::compare): New function.
8550 (Output_data_reloc_base::do_write): Optionally sort relocs.
8552 * configure.ac: If targ_extra_obj is set, link it in.
8553 * configure.tgt: Initialize all variables.
8554 (x86_64*): Set targ_extra_obj and targ_extra_size.
8555 * configure: Rebuild.
8557 * object.cc (Sized_relobj::include_section_group): Adjust section
8558 indexes read from group data. Build vector to pass to
8560 * layout.cc (Layout::layout_group): Add flags and shndxes
8561 parameters. Remove contents parameter. Change caller. Update
8562 explicit instantiations.
8563 * layout.h (class Layout): Update layout_group declaration.
8564 * output.cc (Output_data_group::Output_data_group): Add flags and
8565 input_shndxes parameters. Remove contents parameter. Change
8567 (Output_data_group::do_write): Change input_sections_ to
8569 * output.h (class Output_data_group): Update constructor
8570 declaration. Rename input_sections_ to input_shndxes_.
8571 * testsuite/many_sections_test.cc: Add template.
8573 2008-04-30 Cary Coutant <ccoutant@google.com>
8575 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8577 * layout.cc (Layout::include_section): Refactored check for debug
8579 (Layout::add_comdat): Add new parameters. Change type
8580 of signature parameter. Add object and shndx to signatures table.
8581 (Layout::find_kept_object): New function.
8582 * layout.h: Include <cstring>.
8583 (Layout::is_debug_info_section): New function.
8584 (Layout::add_comdat): Add new parameters.
8585 (Layout::find_kept_object): New function.
8586 (Layout::Kept_section): New struct.
8587 (Layout::Signatures): Change type of map range.
8588 * object.cc (Relobj::output_section_address): New function.
8589 (Sized_relobj::include_section_group): Add new parameters. Change
8590 calls to Layout::add_comdat. Change to build table of kept comdat
8591 groups and table mapping discarded sections to kept sections.
8592 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8593 (Sized_relobj::do_layout): Change calls to include_section_group and
8594 include_linkonce_section.
8595 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8596 value to zero when section is discarded.
8597 (Sized_relobj::map_to_kept_section): New function.
8598 * object.h (Relobj::output_section_address): New function.
8599 (Relobj::Comdat_group): New type.
8600 (Relobj::find_comdat_group): New function.
8601 (Relobj::Comdat_group_table): New type.
8602 (Relobj::Kept_comdat_section): New type.
8603 (Relobj::Kept_comdat_section_table): New type.
8604 (Relobj::add_comdat_group): New function.
8605 (Relobj::set_kept_comdat_section): New function.
8606 (Relobj::get_kept_comdat_section): New function.
8607 (Relobj::comdat_groups_): New field.
8608 (Relobj::kept_comdat_sections_): New field.
8609 (Symbol_value::input_value): Update comment.
8610 (Sized_relobj::map_to_kept_section) New function.
8611 (Sized_relobj::include_linkonce_section): Add new parameter.
8612 * target-reloc.h (Comdat_behavior): New type.
8613 (get_comdat_behavior): New function.
8614 (relocate_section): Add code to map a discarded section to the
8615 corresponding kept section when applying a relocation.
8617 2008-04-30 Craig Silverstein <csilvers@google.com>
8619 * dwarf_reader.cc (next_generation_count): New static var.
8620 (Addr2line_cache_entry): New struct.
8621 (addr2line_cache): New static var.
8622 (Dwarf_line_info::one_addr2line): Added caching.
8623 (Dwarf_line_info::clear_addr2line_cache): New function.
8624 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8625 cache-size parameter.
8626 (Dwarf_line_info::one_addr2line_cache): New function.
8627 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8628 new cache-size argument to one_addr2line(), and clear cache.
8630 2008-04-28 Cary Coutant <ccoutant@google.com>
8632 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8633 R_386_PC8 relocations.
8635 2008-04-23 Ian Lance Taylor <iant@google.com>
8637 * object.cc (Sized_relobj::include_section_group): Check for
8638 invalid section group.
8640 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8643 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8644 than read for file header.
8645 * archive.cc (Archive::include_member): Likewise.
8647 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8649 * aclocal.m4: Regenerate.
8650 * configure: Regenerate.
8652 2008-04-19 Ian Lance Taylor <iant@google.com>
8654 * version.cc (version_string): Bump to 1.6.
8656 * testsuite/Makefile.am (many_sections_r_test): New target.
8657 (many_sections_r_test_SOURCES): Remove.
8658 (many_sections_r_test_DEPENDENCIES): Remove.
8659 (many_sections_r_test_LDFLAGS): Remove.
8660 (many_sections_r_test_LDADD): Remove.
8662 * object.cc (Sized_relobj::do_add_symbols): Always pass
8663 local_symbol_count_ to add_from_relobj.
8665 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8666 every thousand variables.
8667 * testsuite/Makefile.in: Rebuild.
8669 * object.cc (Xindex::initialize_symtab_xindex): New function.
8670 (Xindex::read_symtab_xindex): New function.
8671 (Xindex::sym_xindex_to_shndx): New function.
8672 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8674 (Sized_relobj::do_initialize_xindex): New function.
8675 (Sized_relobj::do_read_symbols): Adjust section links.
8676 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8677 parameter. Change all callers.
8678 (Sized_relobj::include_section_group): Adjust section links and
8679 symbol section indexes.
8680 (Sized_relobj::do_layout): Adjust section links.
8681 (Sized_relobj::do_count_local_symbols): Adjust section links and
8682 symbol section indexes.
8683 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8684 ordinary and special symbols.
8685 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8686 dynsym_xindex parameters. Change all callers. Adjust section
8687 links. Use SHN_XINDEX when needed.
8688 (Sized_relobj::get_symbol_location_info): Adjust section links.
8689 Don't get fooled by special symbols.
8690 * object.h (class Xindex): Define.
8691 (class Object): Add xindex_ parameter. Declare virtual functoin
8692 do_initialize_xindex.
8693 (Object::adjust_sym_shndx): New function.
8694 (Object::set_xindex): New protected function.
8695 (class Symbol_value): Add is_ordinary_shndx_ field.
8696 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8697 (Symbol_value::value): Assert ordinary section.
8698 (Symbol_value::initialize_input_to_output_map): Likewise.
8699 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8701 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8703 (class Sized_relobj): Update declarations.
8704 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8705 parameter. Change all callers.
8706 (Sized_relobj::adjust_shndx): New function.
8707 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8709 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8710 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8711 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8712 (Sized_dynobj::read_dynsym_section): Adjust section links.
8713 (Sized_dynobj::read_dynamic): Likewise.
8714 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8716 (Sized_dynobj::do_initialize_xindex): New function.
8717 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8718 do_initialize_xindex.
8719 (Sized_dynobj::adjust_shndx): New function.
8720 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8721 dynsym_xindex_ fields.
8722 (Layout::finalize): Add a call to set_section_indexes before
8723 creating the symtab sections.
8724 (Layout::set_section_indexes): Don't do anything if the section
8725 already has a section index.
8726 (Layout::create_symtab_sections): Add shnum parameter. Change
8727 caller. Create .symtab_shndx section if needed.
8728 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8730 (Layout::allocated_output_section_count): New function.
8731 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8733 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8734 fields. Update declarations.
8735 (Layout::symtab_xindex): New function.
8736 (Layout::dynsym_xindex): New function.
8737 (class Write_symbols_task): Add layout_ field.
8738 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8740 * output.cc (Output_section_headers::Output_section_headers): Add
8741 shstrtab_section parameter. Change all callers.
8742 (Output_section_headers::do_sized_write): Store overflow values
8743 for section count and section string table section index in
8744 section header zero.
8745 (Output_file_header::do_sized_write): Check for overflow of
8746 section count and section string table section index.
8747 (Output_symtab_xindex::do_write): New function.
8748 (Output_symtab_xindex::endian_do_write): New function.
8749 * output.h (class Output_section_headers): Add shstrtab_section_.
8750 Update declarations.
8751 (class Output_symtab_xindex): Define.
8752 (Output_section::has_out_shndx): New function.
8753 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8755 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8757 (Sized_symbol::init): Likewise.
8758 (Symbol::output_section): Check for ordinary symbol.
8759 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8760 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8762 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8763 Change all callers. Simplify handling of symbols from sections
8764 not included in the link.
8765 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8767 (Weak_alias_sorter::operator()): Assert that symbols are
8769 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8771 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8772 parameters. Change all callers.
8773 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8774 symbol distinction. Use SHN_XINDEX when needed.
8775 (Symbol_table::write_section_symbol): Add symtab_xindex
8776 parameter. Change all callers.
8777 (Symbol_table::sized_write_section_symbol): Likewise. Use
8778 SHN_XINDEX when needed.
8779 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8781 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8782 (Symbol::is_defined): Check is_ordinary.
8783 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8784 (Symbol::is_absolute, Symbol::is_common): Likewise.
8785 (class Sized_symbol): Update declarations.
8786 (class Symbol_table): Update declarations.
8787 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8788 parameters. Change all callers.
8789 (Sized_symbol::override): Likewise.
8790 (Symbol_table::override): Likewise.
8791 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8792 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8793 is_ordinary, and orig_st_shndx parameters. Change all callers.
8794 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8795 to be in an ordinary section.
8796 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8797 object and is_ordinary parameters. Change all callers.
8798 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8799 Change all callers. Don't add undefined or non-ordinary symbols
8801 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8803 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8805 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8806 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8807 (Sized_relobj::relocate_sections): Likewise.
8808 * target-reloc.h (scan_relocs): Adjust section symbol index.
8809 (scan_relocatable_relocs): Likewise.
8810 * i386.cc (Scan::local): Check for ordinary symbols.
8811 * sparc.cc (Scan::local): Likewise.
8812 * x86_64.cc (Scan::local): Likewise.
8813 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8814 to symbol_section_and_value.
8815 * testsuite/many_sections_test.cc: New file.
8816 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8817 (check_PROGRAMS): Add many_sections_test.
8818 (many_sections_test_SOURCES): Define.
8819 (many_sections_test_DEPENDENCIES): Define.
8820 (many_sections_test_LDFLAGS): Define.
8821 (BUILT_SOURCES): Add many_sections_define.h.
8822 (many_sections_define.h): New target.
8823 (BUILT_SOURCES): Add many_sections_check.h.
8824 (many_sections_check.h): New target.
8825 (check_PROGRAMS): Add many_sections_r_test.
8826 (many_sections_r_test_SOURCES): Define.
8827 (many_sections_r_test_DEPENDENCIES): Define.
8828 (many_sections_r_test_LDFLAGS): Define.
8829 (many_sections_r_test_LDADD): Define.
8830 (many_sections_r_test.o): New target.
8831 * testsuite/Makefile.in: Rebuild.
8833 2008-04-17 Cary Coutant <ccoutant@google.com>
8835 * errors.cc (Errors::info): New function.
8836 (gold_info): New function.
8837 * errors.h (Errors::info): New function.
8838 * gold.h (gold_info): New function.
8839 * object.cc (Input_objects::add_object): Print trace output.
8840 * options.cc (options::parse_set): New function.
8841 (General_options::parse_wrap): Deleted.
8842 (General_options::General_options): Deleted initializer.
8843 * options.h (options::String_set): New typedef.
8844 (options::parse_set): New function.
8845 (DEFINE_set): New macro.
8846 (General_options::wrap): Changed to use DEFINE_set. Changed
8847 callers of any_wrap_symbols and is_wrap_symbol.
8848 (General_options::trace, General_options::trace_symbol):
8850 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8851 (General_options::wrap_symbols_): Deleted.
8852 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8854 2008-04-17 David S. Miller <davem@davemloft.net>
8856 * options.cc (General_options::parse_V): New function.
8857 * options.h: Add entries for -V and -Qy.
8859 2008-04-17 Ian Lance Taylor <iant@google.com>
8861 * common.cc (Symbol_table::allocate_commons): Remove options
8862 parameter. Change caller.
8863 (Symbol_table::do_allocate_commons): Remove options parameter.
8864 Change caller. Just call do_allocate_commons_list twice.
8865 (Symbol_table::do_allocate_commons_list): New function, broken out
8866 of do_allocate_commons.
8867 * common.h (class Allocate_commons_task): Remove options_ field.
8869 * symtab.cc (Symbol_table::Symbol_table): Initialize
8871 (Symbol_table::add_from_object): Put TLS common symbols on
8873 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8874 which are IN_OUTPUT_DATA.
8875 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8876 allocate_commons and do_allocate_commons declarations. Declare
8877 do_allocate_commons_list.
8878 * gold.cc (queue_middle_tasks): Update creation of
8879 Allocate_commons_task to not pass options.
8880 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8881 (TLS_TEST_C_FLAGS): New variable.
8882 (tls_test_c_pic.o): New target.
8883 (tls_test_shared.so): Link in tls_test_c_pic.o.
8884 (tls_test_c_pic_ie.o): New target.
8885 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8886 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8887 (tls_test_c.o): New target.
8888 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8889 (tls_pic_test_LDADD): Likewise.
8890 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8891 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8892 (tls_test_c_gnu2.o): New target.
8893 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8895 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8896 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8897 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8898 * testsuite/tls_test.cc: Include "config.h".
8899 (t_last): Call t11_last.
8900 * testsuite/tls_test.h (t11, t11_last): Declare.
8901 * testsuite/tls_test_c.c: New file.
8902 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8903 * configure.ac: Check for OpenMP support.
8904 * configure, config.in, Makefile.in: Rebuild.
8905 * testsuite/Makefile.in: Rebuild.
8907 2008-04-16 Cary Coutant <ccoutant@google.com>
8909 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8910 (Target_i386::tls_base_symbol_defined_): New field.
8911 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8912 (Target_i386::Scan::global): Likewise.
8913 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8914 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8915 (Target_x86_64::tls_base_symbol_defined_): New field.
8916 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8917 (Target_x86_64::Scan::global): Likewise.
8919 2008-04-16 Cary Coutant <ccoutant@google.com>
8921 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8922 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8923 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8924 building shared libraries.
8925 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8926 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8927 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8928 * testsuite/Makefile.in: Rebuild.
8929 * testsuite/weak_undef.h: New file.
8930 * testsuite/weak_undef_file1.cc: Add extra test cases.
8931 * testsuite/weak_undef_file2.cc: Likewise.
8932 * testsuite/weak_undef_test.cc: Likewise.
8934 2008-04-16 David S. Miller <davem@davemloft.net>
8936 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8937 Add issued_non_pic_error_ field. Declare check_non_pic.
8938 (Target_sparc::Scan::check_non_pic): New function.
8939 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8940 (Target_sparc::Scan::global): Likewise.
8942 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8943 * configure: Rebuild.
8945 * options.h (DEFINE_enable): New macro.
8946 (new_dtags): New enable option.
8947 (initfirst, interpose, loadfltr, nodefaultlib,
8948 nodelete, nodlopen, nodump): New -z options.
8949 * layout.cc (Layout:finish_dynamic_section): If new
8950 dtags enabled, emit DT_RUNPATH. Also, emit a
8951 DT_FLAGS_1 containing any specified -z flags.
8953 2008-04-16 Ian Lance Taylor <iant@google.com>
8955 * copy-relocs.cc: New file.
8956 * copy-relocs.h: New file.
8957 * reloc.cc: Remove Copy_relocs code.
8958 * reloc.h: Likewise.
8959 * reloc-types.h (struct Reloc_types) [both versions]: Add
8960 get_reloc_addend_noerror.
8961 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8962 variants of add_global which take an addend which must be zero.
8963 * i386.cc: Include "copy-relocs.h".
8964 (class Target_i386): Change type of copy_relocs_ to variable,
8966 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8968 (Target_i386::do_finalize_sections): Change handling of
8970 * sparc.cc: Include "copy-relocs.h".
8971 (class Target_sparc): Change type of copy_relocs_ to variable,
8973 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8975 (Target_sparc::do_finalize_sections): Change handling of
8977 * x86_64.cc: Include "copy-relocs.h".
8978 (class Target_x86_64): Change type of copy_relocs_ to variable,
8980 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8981 class. Change all callers.
8982 (Target_x86_64::do_finalize_sections): Change handling of
8984 * Makefile.am (CCFILES): Add copy-relocs.cc.
8985 (HFILES): Add copy-relocs.h.
8987 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8989 * testsuite/script_test_4.sh: Permit leading zeroes.
8991 2008-04-15 Ian Lance Taylor <iant@google.com>
8993 * script-sections.cc (Script_sections::create_segments): Use
8994 header_size_adjustment even when there is enough room for the
8996 * testsuite/script_test_4.sh: New file.
8997 * testsuite/script_test_4.t: New file.
8998 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8999 (check_DATA): Add script_test_4.stdout.
9000 (MOSTLYCLEANFILES): Likewise.
9001 (script_test_4): New target.
9002 (script_test_4.stdout): New target.
9003 * testsuite/Makefile.in: Rebuild.
9005 * sparc.cc: Add definitions for Output_data_plt_sparc class
9008 2008-04-14 David S. Miller <davem@davemloft.net>
9010 * sparc.cc: New file.
9011 * Makefile.am (TARGETSOURCES): Add sparc.cc
9012 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9013 * configure.tgt: Document targ_extra_size and
9014 targ_extra_big_endian. Add entries for sparc-* and
9016 * configure.ac: Handle targ_extra_size and
9017 targ_extra_big_endian.
9018 * Makefile.in: Rebuild.
9019 * configure: Likewise.
9020 * po/POTFILES.in: Likewise.
9021 * po/gold.pot: Likewise.
9023 2008-04-14 Ian Lance Taylor <iant@google.com>
9025 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9026 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9027 in the name/type/flags to section mapping. Don't call
9028 allocate_output_section.
9029 (Layout::choose_output_section): Change parameter from adjust_name
9030 to is_input_section. Don't permit input sections after sections
9031 are attached to segments. Don't call allocate_output_section.
9032 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9033 not write_enable_output_section.
9034 (Layout::make_output_section): Don't push to
9035 unattached_section_list_ nor call attach_to_segment. Call
9036 attach_section_to_segment if sections are attached.
9037 (Layout::attach_sections_to_segments): New function.
9038 (Layout::attach_section_to_segment): New function.
9039 (Layout::attach_allocated_section_to_segment): Rename from
9040 attach_to_segment. Remove flags parameter.
9041 (Layout::allocate_output_section): Remove function.
9042 (Layout::write_enable_output_section): Remove function.
9043 * layout.h (class Layout): Update for above changes. Add new
9044 field sections_are_attached_.
9045 * output.h (Output_section::update_flags_for_input_section): New
9047 * output.cc (Output_section::add_input_section): Call
9048 update_flags_for_input_section.
9049 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9051 2008-04-11 Cary Coutant <ccoutant@google.com>
9053 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9054 thought unnecessary.
9055 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9057 2008-04-11 Ian Lance Taylor <iant@google.com>
9059 * output.h (class Output_section_data): Remove inline definition
9061 * output.cc (Output_section_data::set_addralign): New function.
9063 2008-04-11 Cary Coutant <ccoutant@google.com>
9065 Add support for TLS descriptors for i386 and x86_64.
9066 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9067 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9068 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9070 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9071 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9072 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9074 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9075 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9076 Fix problem with initial-exec relocations.
9077 (Target_i386::Relocate::relocate_tls): Likewise.
9078 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9080 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9081 support for section-plus-offset dynamic table entries.
9082 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9083 (Output_data_dynamic::Dynamic_entry): Add support for
9084 section-plus-offset dynamic table entries.
9085 (Output_data_dynamic::Classification): Likewise.
9086 (Output_data_dynamic::classification_): Renamed offset_.
9087 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9088 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9089 (Target_x86_64::make_plt_section): New function.
9090 (Target_x86_64::reserve_tlsdesc_entries): New function.
9091 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9092 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9093 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9094 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9095 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9096 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9097 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9098 add extra PLT entry for TLS descriptors.
9099 (Output_data_plt_x86_64::got_): New field.
9100 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9101 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9103 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9105 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9106 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9107 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9108 R_386_TLS_DESC_CALL relocations.
9109 (Target_x86_64::Scan::global): Likewise.
9110 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9111 for TLS descriptors.
9112 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9113 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9114 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9115 GD-to-IE relaxation.
9116 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9117 and TLS_DESCRIPTORS.
9118 * Makefile.in: Rebuild.
9119 * configure: Rebuild.
9120 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9121 (tls_test_shared2.so): New target.
9122 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9123 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9124 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9125 (tls_shared_gd_to_ie_test_LDADD): New variable.
9126 (tls_shared_gnu2_gd_to_ie_test): New target.
9127 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9129 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9130 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9131 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9132 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9133 (tls_shared_gnu2_test): New target.
9134 (tls_test_gnu2_shared.so): New target.
9135 (tls_shared_gnu2_test_SOURCES): New variable.
9136 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9137 (tls_shared_gnu2_test_LDFLAGS): New variable.
9138 (tls_shared_gnu2_test_LDADD): New variable.
9139 * testsuite/Makefile.in: Rebuild.
9140 * testsuite/Makefile.
9142 2008-04-11 Ian Lance Taylor <iant@google.com>
9144 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9146 * testsuite/Makefile.in: Rebuild.
9148 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9150 * testsuite/script_test_2.cc (main): Adjust test.
9152 2008-04-11 David S. Miller <davem@davemloft.net>
9153 Ian Lance Taylor <iant@google.com>
9155 * options.h (General_options): Add entries for '-Y' and
9157 * options.cc (General_options:finalize): If -Y was used, add those
9158 entries to the library path instead of the default "/lib" and
9161 2008-04-11 David S. Miller <davem@davemloft.net>
9163 * testsuite/justsyms.t: Start at 0x100.
9164 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9165 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9167 * testsuite/script_test_2.cc: Adjust string and section length
9170 2008-04-09 Ian Lance Taylor <iant@google.com>
9173 * script-sections.cc (Sections_element::allocate_to_segment): Add
9175 (Output_section_definition::allocate_to_segment): Likewise.
9176 (Orphan_output_section::allocate_to_segment): Likewise.
9177 (Script_sections::attach_sections_using_phdrs_clause): Don't
9178 propagate non-PT_LOAD segments to orphan sections.
9179 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9180 readelf rather than objdump.
9181 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9182 .interp section and PT_INTERP segment are the same size.
9183 * testsuite/Makefile.in: Rebuild.
9185 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9186 aliases for symbols defined in the same object.
9187 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9188 (weak_alias_test_SOURCES): New variable.
9189 (weak_alias_test_DEPENDENCIES): New variable.
9190 (weak_alias_test_LDFLAGS): New variable.
9191 (weak_alias_test_LDADD): New variable.
9192 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9193 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9194 (weak_alias_test_3.o): New target.
9195 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9196 * testsuite/weak_alias_test_main.cc: New file.
9197 * testsuite/weak_alias_test_1.cc: New file.
9198 * testsuite/weak_alias_test_2.cc: New file.
9199 * testsuite/weak_alias_test_3.cc: New file.
9201 2008-04-08 Ian Lance Taylor <iant@google.com>
9203 * options.h (class General_options): Add --noinhibit-exec option.
9204 * main.cc (main): Check --noinhibit-exec.
9206 * options.h (class General_options): Define --wrap as a special
9207 option. Add wrap_symbols_ field.
9208 (General_options::any_wrap_symbols): New function.
9209 (General_options::is_wrap_symbol): New function.
9210 * options.cc (General_options::parse_wrap): New function.
9211 (General_options::General_options): Initialize wrap_symbols_.
9212 * symtab.cc (Symbol_table::wrap_symbol): New function.
9213 (Symbol_table::add_from_object): Handle --wrap.
9214 * symtab.h (class Symbol_table): Declare wrap_symbol.
9215 * target.h (Target::wrap_char): New function.
9216 (Target::Target_info): Add wrap_char field.
9217 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9218 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9219 * testsuite/testfile.cc (Target_test::test_target_info):
9222 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9225 * layout.h (class Layout): Add added_eh_frame_data_ field.
9226 * layout.cc (Layout::Layout): Initialize new field.
9227 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9228 output section until we find a section we merged successfully.
9229 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9230 that the size be non-zero.
9232 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9235 2008-04-08 Craig Silverstein <csilvers@google.com>
9237 * configure.ac: Export new conditional variable HAVE_ZLIB.
9238 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9240 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9241 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9243 2008-04-07 Ian Lance Taylor <iant@google.com>
9245 * version.cc (version_string): Set to "1.5".
9247 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9248 Add issued_non_pic_error_ field. Declare check_non_pic.
9249 (Target_x86_64::Scan::check_non_pic): New function.
9250 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9251 (Target_x86_64::Scan::global): Likewise.
9253 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9254 addend parameter. Change caller. Handle merge sections.
9255 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9256 Address to Addend. Don't add in the result of
9257 local_section_offset, pass down the addend and use the returned
9259 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9260 Update declarations of local_section_offset and symbol_value.
9261 * testsuite/two_file_test_1.cc (t18): New function.
9262 * testsuite/two_file_test_2.cc (f18): New function.
9263 * testsuite/two_file_test_main.cc (main): Call t18.
9264 * testsuite/two_file_test.h (t18, f18): Declare.
9266 * configure.ac: Don't test for objdump, c++filt, or readelf.
9267 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9269 (TEST_READELF): New variable.
9270 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9271 (check_PROGRAMS): Add two_file_strip_test.
9272 (two_file_strip_test): New target.
9273 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9274 (two_file_same_shared_strip_test_SOURCES): New variable.
9275 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9276 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9277 (two_file_same_shared_strip_test_LDADD): New variable.
9278 (two_file_shared_strip.so): New target.
9279 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9280 (ver_test_5.syms, ver_test_7.syms): Likewise.
9281 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9282 (strip_test_3.stdout): Use TEST_OBJDUMP.
9283 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9285 2008-04-04 Cary Coutant <ccoutant@google.com>
9287 * symtab.h (Symbol::is_weak_undefined): New function.
9288 (Symbol::is_strong_undefined): New function.
9289 (Symbol::is_absolute): New function.
9290 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9291 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9293 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9294 (weak_undef_test): New target.
9295 * testsuite/Makefile.in: Rebuild.
9296 * testsuite/weak_undef_file1.cc: New file.
9297 * testsuite/weak_undef_file2.cc: New file.
9298 * testsuite/weak_undef_test.cc: New file.
9300 2008-04-03 Craig Silverstein <csilvers@google.com>
9302 * compressed_output.h (class Output_compressed_section): Use
9304 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9306 (zlib_compressed_suffix): Removed.
9307 (Output_compressed_section::set_final_data_size): Use unsigned
9309 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9310 Fix linker invocation.
9311 (flagstest_o_specialfile_and_compress_debug_sections):
9313 * testsuite/Makefile.in: Regenerated.
9315 2008-04-02 David S. Miller <davem@davemloft.net>
9317 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9318 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9320 2008-04-02 Craig Silverstein <csilvers@google.com>
9324 2008-04-02 Ian Lance Taylor <iant@google.com>
9326 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9327 parameters. Update for new key type to views_. Change all
9329 (File_read::read): Adjust for byteshift in returned view.
9330 (File_read::add_view): New function, broken out of
9332 (File_read::make_view): New function, broken out of
9334 (File_read::find_or_make_view): Add offset and aligned
9335 parameters. Rewrite accordingly. Change all callers.
9336 (File_read::get_view): Add offset and aligned parameters. Adjust
9337 for byteshift in return value.
9338 (File_read::get_lasting_view): Likewise.
9339 * fileread.h (class File_read): Update declarations.
9340 (class File_read::View): Add byteshift_ field. Add byteshift to
9341 constructor. Add byteshift method.
9342 * archive.h (Archive::clear_uncached_views): New function.
9343 (Archive::get_view): Add aligned parameter. Change all callers.
9344 * object.h (Object::get_view): Add aligned parameter. Change all
9346 (Object::get_lasting_view): Likewise.
9348 * fileread.cc (File_read::release): Don't call clear_views if
9349 there are multiple objects.
9350 * fileread.h (File_read::clear_uncached_views): New function.
9351 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9354 2008-03-31 Cary Coutant <ccoutant@google.com>
9356 Add thin archive support.
9357 * archive.cc (Archive::armagt): New const.
9358 (Archive::setup): Remove task parameter and calls to unlock.
9359 (Archive::unlock_nested_archives): New function.
9360 (Archive::read_header): Add nested_off parameter. Change
9362 (Archive::interpret_header): Likewise.
9363 (Archive::include_all_members): Change to handle thin
9365 (Archive::include_member): Likewise.
9366 * archive.h (Archive::Archive): Add new parameters and
9368 (Archive::armagt): New const.
9369 (Archive::setup): Remove task parameter.
9370 (Archive::unlock_nested_archives): New function.
9371 (Archive::read_header): Add nested_off parameter.
9372 (Archive::interpret_header): Likewise.
9373 (Archive::Nested_archive_table): New typedef.
9374 (Archive::is_thin_archive_): New field.
9375 (Archive::nested_archives_): New field.
9376 (Archive::options_): New field.
9377 (Archive::dirpath_): New field.
9378 (Archive::task_): New field.
9379 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9380 for thin archives. Pass additional parameters to
9381 Archive::Archive. Unlock the archive file after calling
9384 2008-03-29 Ian Lance Taylor <iant@google.com>
9386 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9387 version symbol to be local.
9388 * testsuite/ver_test_4.sh: New file.
9389 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9390 (check_DATA): Add ver_test_4.syms.
9391 (ver_test_4.syms): New target.
9392 * testsuite/Makefile.in: Rebuild.
9395 (Output_section::Input_section_sort_entry::has_priority): New
9397 (Output_section::Input_section_sort_entry::match_file_name): New
9399 (Output_section::Input_section_sort_entry::match_section_name):
9401 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9403 (Output_section::Input_section_sort_entry::match_section_file):
9405 (Output_section::Input_section_sort_compare::operator()): Rewrite
9406 using new Input_section_sort_entry functions. Sort crtbegin and
9407 crtend first. Sort sections with no priority before sections with
9409 * testsuite/initpri1.c (d3): Check j != 4.
9410 (cd5): New constructor/destructor function.
9411 (main): Check j != 2.
9413 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9414 new symbol when resolving, don't call set_is_default.
9415 * testsuite/ver_test_7.cc: New file.
9416 * testsuite/ver_test_7.sh: New file.
9417 * testsuite/Makefile.am (ver_test_7.so): New target.
9418 (ver_test_7.o): New target.
9419 (check_SCRIPTS): Add ver_test_7.sh.
9420 (check_DATA): Add ver_test_7.syms.
9421 (ver_test_7.syms): New target.
9423 2008-03-28 Ian Lance Taylor <iant@google.com>
9425 * layout.cc (Layout::layout): If we see an input section with a
9426 name that needs sorting, set the must_sort flag for the output
9428 (Layout::make_output_section): If the name of the output section
9429 indicates that it might require sorting, set the may_sort flag.
9430 * output.h (Output_section::may_sort_attached_input_sections): New
9432 (Output_section::set_may_sort_attached_input_sections): New
9434 (Output_section::must_sort_attached_input_sections): New
9436 (Output_section::set_must_sort_attached_input_sections): New
9438 (class Output_section): Declare Input_section_sort_entry. Define
9439 Input_section_sort_compare. Declare
9440 sort_attached_input_sections. Add new fields:
9441 may_sort_attached_input_sections_,
9442 must_sort_attached_input_sections_,
9443 attached_input_sections_are_sorted_.
9444 * output.cc (Output_section::Output_section): Initialize new
9446 (Output_section::add_input_section): Add an entry to
9447 input_sections_ if may_sort or must_sort are true.
9448 (Output_section::set_final_data_size): Call
9449 sort_attached_input_sections if necessary.
9450 (Output_section::Input_section_sort_entry): Define new class.
9451 (Output_section::Input_section_sort_compare::operator()): New
9453 (Output_section::sort_attached_input_sections): New function.
9454 * configure.ac: Check whether the compiler supports constructor
9455 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9456 * testsuite/initpri1.c: New file.
9457 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9458 CONSTRUCTOR_PRIORITY.
9459 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9460 (initpri1_LDFLAGS): New variable.
9461 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9463 2008-03-27 Ian Lance Taylor <iant@google.com>
9465 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9466 * testsuite/common_test_1.c: New file.
9467 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9468 (common_test_1_SOURCES): New variable.
9469 (common_test_1_DEPENDENCIES): New variable.
9470 (common_test_1_LDFLAGS): New variable.
9472 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9473 and commons_ correctly when NAME/VERSION does not override
9475 * testsuite/ver_test_6.c: New file.
9476 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9477 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9478 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9480 2008-03-26 Ian Lance Taylor <iant@google.com>
9482 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9483 of an undefined symbol from a version script.
9484 * testsuite/Makefile.am (ver_test_5.so): New target.
9485 (ver_test_5.o): New target.
9486 (check_SCRIPTS): Add ver_test_5.sh.
9487 (check_DATA): Add ver_test_5.syms.
9488 (ver_test_5.syms): New target.
9489 * testsuite/ver_test_5.cc: New file.
9490 * testsuite/ver_test_5.script: New file.
9491 * testsuite/ver_test_5.sh: New file.
9492 * Makefile.in, testsuite/Makefile.in: Rebuild.
9495 Fix problems building gold with gcc 4.3.0.
9496 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9497 (gold_error_at_location, gold_warning_at_location): Use it.
9498 * configure.ac: Check whether we can compile and use a template
9499 function with a printf attribute.
9500 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9501 when jumping over bytes.
9502 * object.cc: Instantiate Object::read_section_data.
9503 * debug.h: Include <cstring>
9504 * dwarf_reader.cc: Include <algorithm>
9505 * main.cc: Include <cstring>.
9506 * options.cc: Include <cstring>.
9507 * output.cc: Include <cstring>.
9508 * script.cc: Include <cstring>.
9509 * script.h: Include <string>.
9510 * symtab.cc: Include <cstring> and <algorithm>.
9511 * target-select.cc: Include <cstring>.
9512 * version.cc: Include <string>.
9513 * testsuite/testmain.cc: Include <cstdlib>.
9514 * configure, config.in: Rebuild.
9516 2008-03-25 Ian Lance Taylor <iant@google.com>
9518 * options.cc: Include "../bfd/bfdver.h".
9519 (options::help): Print bug reporting address.
9521 * version.cc (print_version): Adjust output for current value of
9526 * options.cc (options::help): Print list of supported targets.
9527 * target-select.h: Include <vector>.
9528 (class Target_selector): Make machine_, size_, and is_big_endian_
9529 fields const. Add bfd_name_ and instantiated_target_ fields.
9530 (Target_selector::Target_selector): Add bfd_name parameter.
9531 (Target_selector::recognize): Make non-virtual, call
9533 (Target_selector::recognize_by_name): Make non-virtual, call
9534 do_recognize_by_name.
9535 (Target_selector::supported_names): New function.
9536 (Target_selector::bfd_name): New function.
9537 (Target_selector::do_instantiate_target): New pure virtual
9539 (Target_selector::do_recognize): New virtual function.
9540 (Target_selector::do_recognize_by_name): New virtual function.
9541 (Target_selector::instantiate_target): New private function.
9542 (supported_target_names): Declare.
9543 * target-select.cc (Target_selector::Target_selector): Update for
9544 new parameter and fields.
9545 (select_target_by_name): Check that the name matches before
9546 calling recognize_by_name.
9547 (supported_target_names): New function.
9548 * i386.cc (class Target_selector_i386): Update Target_selector
9549 constructor call. Remove recognize and recognize_by_name. Add
9550 do_instantiate_target.
9551 * x86_64.cc (class Target_selector_x86_64): Likewise.
9552 * testsuite/testfile.cc (class Target_selector_test): Update for
9553 changes to Target_selector.
9555 * README: Rewrite, with some notes on unsupported features.
9557 2008-03-24 Cary Coutant <ccoutant@google.com>
9559 * i386.cc (Target_i386::Got_type): New enum declaration.
9560 (Target_i386::Scan::local): Updated callers of Output_data_got
9562 (Target_i386::Scan::global): Likewise.
9563 (Target_i386::Relocate::relocate): Likewise.
9564 (Target_i386::Relocate::relocate_tls): Likewise.
9565 * object.h (Got_offset_list): New class.
9566 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9567 (Sized_relobj::local_got_offset): Likewise.
9568 (Sized_relobj::set_local_got_offset): Likewise.
9569 (Sized_relobj::local_has_tls_got_offset): Removed.
9570 (Sized_relobj::local_tls_got_offset): Removed.
9571 (Sized_relobj::set_local_tls_got_offset): Removed.
9572 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9573 * output.cc (Output_data_got::add_global): Added got_type parameter.
9574 (Output_data_got::add_global_with_rel): Likewise.
9575 (Output_data_got::add_global_with_rela): Likewise.
9576 (Output_data_got::add_global_pair_with_rel): New function.
9577 (Output_data_got::add_global_pair_with_rela): New function.
9578 (Output_data_got::add_local): Added got_type parameter.
9579 (Output_data_got::add_local_with_rel): Likewise.
9580 (Output_data_got::add_local_with_rela): Likewise.
9581 (Output_data_got::add_local_pair_with_rel): New function.
9582 (Output_data_got::add_local_pair_with_rela): New function.
9583 (Output_data_got::add_global_tls): Removed.
9584 (Output_data_got::add_global_tls_with_rel): Removed.
9585 (Output_data_got::add_global_tls_with_rela): Removed.
9586 (Output_data_got::add_local_tls): Removed.
9587 (Output_data_got::add_local_tls_with_rel): Removed.
9588 (Output_data_got::add_local_tls_with_rela): Removed.
9589 * output.h (Output_data_got::add_global): Added got_type parameter.
9590 (Output_data_got::add_global_with_rel): Likewise.
9591 (Output_data_got::add_global_with_rela): Likewise.
9592 (Output_data_got::add_global_pair_with_rel): New function.
9593 (Output_data_got::add_global_pair_with_rela): New function.
9594 (Output_data_got::add_local): Added got_type parameter.
9595 (Output_data_got::add_local_with_rel): Likewise.
9596 (Output_data_got::add_local_with_rela): Likewise.
9597 (Output_data_got::add_local_pair_with_rel): New function.
9598 (Output_data_got::add_local_pair_with_rela): New function.
9599 (Output_data_got::add_global_tls): Removed.
9600 (Output_data_got::add_global_tls_with_rel): Removed.
9601 (Output_data_got::add_global_tls_with_rela): Removed.
9602 (Output_data_got::add_local_tls): Removed.
9603 (Output_data_got::add_local_tls_with_rel): Removed.
9604 (Output_data_got::add_local_tls_with_rela): Removed.
9605 * resolve.cc (Symbol::override_base_with_special): Removed
9606 reference to has_got_offset_ field.
9607 * symtab.cc (Symbol::init_fields): Replaced initialization
9608 of got_offset_ with got_offsets_. Removed initialization
9610 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9611 (Symbol::got_offset): Likewise.
9612 (Symbol::set_got_offset): Likewise.
9613 (Symbol::has_tls_got_offset): Removed.
9614 (Symbol::tls_got_offset): Removed.
9615 (Symbol::set_tls_got_offset): Removed.
9616 (Symbol::got_offset_): Removed.
9617 (Symbol::tls_mod_got_offset_): Removed.
9618 (Symbol::tls_pair_got_offset_): Removed.
9619 (Symbol::got_offsets_): New field.
9620 (Symbol::has_got_offset): Removed.
9621 (Symbol::has_tls_mod_got_offset): Removed.
9622 (Symbol::has_tls_pair_got_offset): Removed.
9623 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9624 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9626 (Target_x86_64::Scan::global): Likewise.
9627 (Target_x86_64::Relocate::relocate): Likewise.
9628 (Target_x86_64::Relocate::relocate_tls): Likewise.
9630 2008-03-25 Ben Elliston <bje@au.ibm.com>
9632 * yyscript.y: Fix spelling error in comment.
9634 2008-03-24 Ian Lance Taylor <iant@google.com>
9636 * options.h (class General_options): Define build_id option.
9637 * layout.h (class Layout): Declare write_build_id, create_note,
9638 create_build_id. Add build_id_note_ member.
9639 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9640 "libiberty.h", "md5.h", "sha1.h".
9641 (Layout::Layout): Initialize eh_frame_data_,
9642 eh_frame_hdr_section_, and build_id_note_.
9643 (Layout::finalize): Call create_build_id.
9644 (Layout::create_note): New function, broken out of
9645 Layout::create_gold_note.
9646 (Layout::create_gold_note): Call create_note.
9647 (Layout::create_build_id): New function.
9648 (Layout::write_build_id): New function.
9649 (Close_task_runner::run): Call write_build_id.
9651 * x86_64.cc: Correct license to GPLv3.
9653 2008-03-23 Ian Lance Taylor <iant@google.com>
9655 * options.cc: Include "demangle.h".
9656 (parse_optional_string): New function.
9657 (parse_long_option): Handle takes_optional_argument.
9658 (parse_short_option): Update dash_z initializer. Handle
9659 takes_optional_argument.
9660 (General_options::General_options): Initialize do_demangle_.
9661 (General_options::finalize): Set do_demangle_. Handle demangling
9663 * options.h (parse_optional_string): Declare.
9664 (struct One_option): Add optional_arg field. Update constructor.
9665 Update call constructor calls. Add takes_optional_argument
9667 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9668 (DEFINE_optional_string): Define.
9669 (General_options::demangle): Change from DEFINE_bool to
9670 DEFINE_optional_string.
9671 (General_options::no_demangle): New function.
9672 (General_options::do_demangle): New function.
9673 (General_options::set_do_demangle): New function.
9674 (General_options::execstack_status_): Move definition to end of
9676 (General_options::static_): Likewise.
9677 (General_options::do_demangle_): New field.
9678 * object.cc (big_endian>::get_symbol_location_info): Call
9679 Options::do_demangle, not Options::demangle.
9680 * symtab.cc (demangle): Likewise.
9682 2008-03-22 Ian Lance Taylor <iant@google.com>
9684 * gold.h: Include <cstddef> and <sys/types.h>
9685 * options.h: Include <cstring>.
9687 2008-03-21 Ian Lance Taylor <iant@google.com>
9689 * Added source code to GNU binutils.