1 2011-03-14 Ian Lance Taylor <iant@google.com>
3 * script-sections.cc (Sort_output_sections::script_compare):
4 Rename from is_before, change return type.
5 (Sort_output_sections::operator()): Adjust accordingly.
7 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
10 * testsuite/odr_violation2.cc: Add comment to make all error line
11 numbers double digits.
12 * testsuite/debug_msg.sh: Adjust expected errors.
14 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
16 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
17 but mark earlier ones as non-canonical
18 (offset_to_iterator): Update search target and example
19 (do_addr2line): Return extra lines in a vector*
20 (format_file_lineno): Extract from do_addr2line
21 (one_addr2line): Add vector* out-param
22 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
23 when a lineno entry appeared last for its instruction
24 (Dwarf_line_info): Add vector* out-param
25 * object.cc (Relocate_info): Pass NULL for the vector* out-param
26 * symtab.cc (Odr_violation_compare): Include the lineno in the
28 (linenos_from_loc): New. Combine the canonical line for an
29 address with its other lines.
30 (True_if_intersect): New. Helper functor to make
31 std::set_intersection a query.
32 (detect_odr_violations): Compare sets of lines instead of just
33 one line for each function. This became less deterministic, but
34 has fewer false positives.
35 * symtab.h: Declarations.
36 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
37 mix an optimized and non-optimized object in the same binary
38 (odr_violation2.so): Same.
39 * testsuite/Makefile.in: Regenerate from Makefile.am.
40 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
41 * testsuite/debug_msg.sh: Update line numbers and add
43 * testsuite/odr_violation1.cc: Use OdrDerived, in a
44 non-optimized context.
45 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
46 isn't inlined, and use OdrDerived in an optimized context.
47 * testsuite/odr_header1.h: Defines OdrDerived, where
48 optimization will change the
49 first-instruction-in-the-destructor's file and line number.
50 * testsuite/odr_header2.h: Defines OdrBase.
52 2011-03-09 Ian Lance Taylor <iant@google.com>
54 * fileread.cc (File_read::clear_views): Don't delete the whole
57 2011-03-08 Ian Lance Taylor <iant@google.com>
60 * fileread.cc: #include <climits>.
61 (GOLD_IOV_MAX): Define.
62 (File_read::read_multiple): Limit number of entries by iov_max.
63 * fileread.h (class File_read): Always set max_readv_entries to
66 2011-03-07 Ian Lance Taylor <iant@google.com>
69 * options.h (class General_options): Add -dy and -dn.
71 2011-03-02 Cary Coutant <ccoutant@google.com>
73 * testsuite/script_test_9.t: Add TLS segment.
75 2011-03-02 Simon Baldwin <simonb@google.com>
77 * configure.ac: Add check for gnu_indirect_function support in
78 the toolchain building binutils.
81 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
83 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
85 (Symbol_table::sized_finalize_symbol) Mark symbol only present
86 in plugin files as not needed in the symbol table.
88 2011-02-11 Sriraman Tallam <tmsriram@google.com>
90 * output.cc (Output_section::add_input_section): Delay fill
91 generation for section ordering.
93 2011-02-09 Ian Lance Taylor <iant@google.com>
96 * object.h (class Sized_relobj): Remove clear_local_symbols.
97 * reloc.cc (Sized_relobj::do_relocate): Don't call
100 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
102 * plugin.cc (is_visible_from_outside): Return true for symbols
105 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
107 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
110 2011-02-02 Sriraman Tallam <tmsriram@google.com>
112 * icf.h (is_section_foldable_candidate): Change type of parameter
114 * icf.cc (Icf::find_identical_sections): Change type of local variable
115 section_name to be std::string.
116 (is_function_ctor_or_dtor): Change type of parameter to std::string.
118 2011-01-25 Ian Lance Taylor <iant@google.com>
120 * script.cc (script_add_extern): Rewrite to use
121 add_symbol_reference.
123 2011-01-25 Doug Kwan <dougkwan@google.com>
125 * icf.cc (get_section_contents): Always lock section's object.
127 2011-01-24 Ian Lance Taylor <iant@google.com>
129 * options.h (class General_options): Accept
130 --no-detect-odr-violations.
132 2011-01-24 Ian Lance Taylor <iant@google.com>
134 * version.cc (version_string): Bump to 1.11.
136 2011-01-24 Ian Lance Taylor <iant@google.com>
138 * plugin.cc (class Plugin_rescan): Define new class.
139 (Plugin_manager::claim_file): Set any_claimed_.
140 (Plugin_manager::save_archive): New function.
141 (Plugin_manager::save_input_group): New function.
142 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
144 (Plugin_manager::new_undefined_symbol): New function.
145 (Plugin_manager::rescan): New function.
146 (Plugin_manager::rescannable_defines): New function.
147 (Plugin_manager::add_input_file): Set any_added_.
148 * plugin.h (class Plugin_manager): define new fields rescannable_,
149 undefined_symbols_, any_claimed_, and any_added_. Declare
150 Plugin_rescan as friend. Declare new functions.
151 (Plugin_manager::Rescannable): Define type.
152 (Plugin_manager::Rescannable_list): Define type.
153 (Plugin_manager::Undefined_symbol_list): Define type.
154 (Plugin_manager::Plugin_manager): Initialize new fields.
155 * archive.cc (Archive::defines_symbol): New function.
156 (Add_archive_symbols::run): Pass archive to plugins if any.
157 * archive.h (class Archive): Declare defines_symbol.
158 * readsyms.cc (Input_group::~Input_group): New function.
159 (Finish_group::run): Pass input_group to plugins if any.
160 * readsyms.h (class Input_group): Declare destructor.
161 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
164 2011-01-10 Ian Lance Taylor <iant@google.com>
166 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
168 (Layout::set_segment_offsets): Reset increase_relro before calling
169 set_section_addresses a second time.
171 2011-01-04 Cary Coutant <ccoutant@google.com>
173 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
174 sections before NOBITS sections.
176 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
178 * version.cc (print_version): Update copyright to 2011.
180 2010-12-23 Cary Coutant <ccoutant@google.com>
182 * output.h (Output_data_reloc::add_output_section): Pass OD instead
183 of OS to this->add. Add OD parameter to second form of the function.
185 2010-12-20 Ian Lance Taylor <iant@google.com>
187 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
188 second of two consecutive entries with same offset.
190 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
192 * testsuite/Makefile.am (ifuncmain2static_LDADD)
193 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
194 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
195 to avoid unneeded links against $(LDADD).
196 * testsuite/Makefile.in: Regenerate.
198 2010-12-15 Ian Lance Taylor <iant@google.com>
201 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
202 for R_X86_64_32 and R_X86_64_PC32.
203 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
204 ver_matching_def_pic.o.
205 (ver_matching_def_pic.o): New target.
207 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
209 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
210 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
211 Move definition before File_read::View member definitions.
212 (File_read::View::~View): Initialize and hold lock before
213 updating current_mapped_bytes.
215 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
217 * dwarf_reader.cc: Remove outdated comment.
218 * gold-threads.cc: Fix typo in error message.
219 * archive.cc: Fix typos in comments.
220 * archive.h: Likewise.
221 * arm-reloc-property.cc: Likewise.
222 * arm-reloc-property.h: Likewise.
223 * arm-reloc.def: Likewise.
225 * attributes.h: Likewise.
227 * ehframe.cc: Likewise.
228 * fileread.h: Likewise.
232 * incremental.h: Likewise.
233 * int_encoding.cc: Likewise.
234 * layout.h: Likewise.
237 * object.cc: Likewise.
238 * object.h: Likewise.
239 * options.cc: Likewise.
240 * readsyms.cc: Likewise.
241 * reduced_debug_output.cc: Likewise.
242 * reloc.cc: Likewise.
243 * script-sections.cc: Likewise.
244 * sparc.cc: Likewise.
245 * symtab.h: Likewise.
246 * target-reloc.h: Likewise.
247 * target.cc: Likewise.
248 * target.h: Likewise.
249 * timer.cc: Likewise.
251 * x86_64.cc: Likewise.
253 2010-12-09 Cary Coutant <ccoutant@google.com>
255 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
257 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
258 parameter; change all callers.
259 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
260 * options.h (warn_execstack): New option.
262 2010-12-07 Doug Kwan <dougkwan@google.com>
264 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
265 like function call relocations.
267 2010-12-07 Ian Lance Taylor <iant@google.com>
269 * archive.cc (Archive::get_elf_object_for_member): Permit
270 punconfigured to be NULL.
271 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
272 (Archive::include_member): Pass NULL to get_elf_object_for_member
273 if we searched for the archive and this is the first included
276 2010-12-01 Ian Lance Taylor <iant@google.com>
278 * dwarf_reader.h (class Sized_dwarf_line_info): Add
279 track_relocs_type_ field.
280 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
281 Set track_relocs_type_.
282 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
283 contents when using RELA relocs.
284 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
286 * reloc.cc (Track_relocs::next_addend): New function.
287 * reloc.h (class Track_relocs): Declare next_addend.
289 2010-12-01 Ian Lance Taylor <iant@google.com>
291 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
294 2010-12-01 Ian Lance Taylor <iant@google.com>
296 * README: Update compilers known to work and fail.
298 2010-11-23 Matthias Klose <doko@ubuntu.com>
300 * configure.in: For --enable-gold, handle value `default' instead of
301 `both*'. Always install ld as ld.bfd, install as ld if gold is
303 * configure: Regenerate.
305 2010-11-18 Doug Kwan <dougkwan@google.com>
307 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
308 and right_alignment to be zero. Store result alignment only if it is
309 greater than existing alignment.
311 2010-11-16 Cary Coutant <ccoutant@google.com>
314 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
315 Check for ".zdebug_line".
317 2010-11-16 Doug Kwan <dougkwan@google.com>
318 Cary Coutant <ccoutant@google.com>
320 * output.h (Output_segment::set_section_addresses): Pass increase_relro
321 by reference; adjust all callers.
322 * output.cc (Output_segment::set_section_addresses): Adjust references
323 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
325 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
326 end at page boundary.
328 2010-11-16 Cary Coutant <ccoutant@google.com>
331 * layout.cc (Layout::choose_output_section): Transform names of
332 compressed sections even when using a script with a SECTIONS clause.
333 (Layout::output_section_name): Remove code to transform
334 compressed debug section names.
335 * output.cc (Output_section::add_input_section): Use uncompressed
336 section size when tracking input sections.
338 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
340 * symtab.h (Symbol::NON_PIC_REF): Remove.
341 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
342 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
343 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
344 (Symbol::use_plt_offset): Take a flags argument and pass it
345 directly to needs_dynamic_reloc. Restrict check for undefined
346 weak symbols to function calls.
347 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
348 (Target_arm::Scan::global): Use it.
349 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
350 (Target_arm::Relocate::relocate): Likewise.
351 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
352 parameter with an r_type parameter. Use get_reference_flags
354 (Target_arm::Relocate::relocate): Update accordingly.
355 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
356 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
357 (Target_i386::Scan::global): Likewise.
358 (Target_i386::Relocate::relocate): Likewise.
359 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
360 parameter with an r_type parameter. Use get_reference_flags
362 (Target_i386::Relocate::relocate): Update accordingly.
363 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
364 (Target_powerpc::Scan::global): Use it.
365 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
366 (Target_powerpc::Relocate::relocate): Likewise.
367 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
368 (Target_sparc::Scan::global): Use it.
369 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
370 (Target_sparc::Relocate::relocate): Likewise.
371 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
372 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
373 (Target_x86_64::Scan::global): Likewise.
374 (Target_x86_64::Relocate::relocate): Likewise.
376 2010-11-08 Doug Kwan <dougkwan@google.com>
377 Cary Coutant <ccoutant@google.com>
379 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
380 (Arm_exidx_merge_section::section_contents_): New data member.
381 (Arm_input_section::Arm_input_section): Initialize original_contents_.
382 (Arm_input_section::~Arm_input_section): De-allocate memory.
383 (Arm_input_section::original_contents_): New data member.
384 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
385 in parameters instead of calling Object::section_contents without
387 (Arm_output_section::group_section): New parameter TASK. Pass it
388 to callees that need locking objects.
389 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
390 to lock EXIDX input sections. Fix a formatting issue. Call
391 Arm_exidx_merged_section::build_contents to create merged section
393 (Arm_output_section::create_stub_group): New parameter TASK. Use it
394 to lock object of stub table owner.
395 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
396 TEXT_SIZE to initialize data member TEXT_SIZE_.
397 (Arm_exidx_input_section::addralign): Fix typo in comment.
398 (Arm_exidx_input_section::text_size): New method.
399 (Target_arm::do_relax): New parameter TASK. Pass it to callees
400 that require locking objects. Lock objects before scanning for stubs
401 and updating local symbols.
402 (Arm_input_section<big_endian>::init): Copy contents of original
404 (Arm_input_section<big_endian>::do_write): Use saved contents of
405 original input section instead of calling Object::section_contents
407 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
408 size without calling Object::section_size().
409 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
410 for size. Allocate a buffer for merged EXIDX entries.
411 (Arm_exidx_merged_section::build_contents): New method.
412 (Arm_exidx_merged_section::do_write): Move merge section contents
413 building code to Arm_exidx_merged_section::build_contetns. Write
414 out contetns in buffer instead of building it on the fly.
415 (Arm_relobj::make_exidx_input_section): Also pass text section size
416 to Arm_exidx_input_section constructor.
417 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
418 (Arm_dynobj::do_read_symbols): Fix memory leak.
419 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
420 * target.h: (class Task): Add forward declaration.
421 (Target::relax): Add new parameter TASK and pass it to
423 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
425 2010-11-05 Cary Coutant <ccoutant@google.com>
428 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
429 object when reading from the file.
430 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
432 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
433 when reading section contents.
434 (get_section_contents): Likewise.
435 (icf::find_identical_sections): Likewise.
436 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
437 object when reading from the file.
438 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
439 the object when doing deferred section layout.
441 2010-11-03 Nick Clifton <nickc@redhat.com>
444 * script.h (class Symbol_assignment: name): New member. Returns
445 the name of the symbol.
446 * scrfipt.cc (Script_options::is_pending_assignment): New member.
447 Returns true if the given symbol name is on the list of
448 assignments wating to be processed.
449 * archive.cc (should_incldue_member): If the symbol is undefined,
450 check to see if it is on the list of symbols pending assignment.
452 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
454 * script-sections.cc (Script_sections::find_memory_region): Check
455 for a NULL output section pointer.
457 2010-10-29 Doug Kwan <dougkwan@google.com>
459 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
460 Output_section::add_relaxed_input_section.
461 * output.cc (Output_section::add_relaxed_input_section): Add new
462 arguments LAYOUT and NAME. Set section order index.
463 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
464 Copy section order index.
465 * output.h (Output_section::add_relaxed_input_section): Add new
466 arguments LAYOUT and NAME.
468 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
470 * testsuite/Makefile.am: Move gcctestdir/ld rule to
471 NATIVE_OR_CROSS_LINKER.
472 * testsuite/Makefile.in: Regenerate.
474 2010-10-20 Doug Kwan <dougkwan@google.com>
476 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
477 without SHF_LINK_ORDER flags.
478 * layout.cc (Layout::choose_output_section): Do not filter
479 SHF_LINK_ORDER flag in a relocatable link.
481 2010-10-17 Cary Coutant <ccoutant@google.com>
483 * output.h (Output_segment::set_section_addresses): Change function
484 signature. Update all callers.
485 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
487 (Output_segment::set_section_addresses): Align after last TLS
488 section. Add padding before last relro section instead of after.
490 2010-10-17 Doug Kwan <dougkwan@google.com>
492 * gold/arm.cc (Target_arm::got_section): Use correct order and set
493 GOT output section to be writable.
495 2010-10-14 Cary Coutant <ccoutant@google.com>
497 * debug.h (DEBUG_INCREMENTAL): New flag.
498 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
499 * gold.cc (queue_initial_tasks): Check parameters for incremental link
501 * incremental.cc (report_command_line): Ignore all forms of
503 * layout.cc (Layout::Layout): Check parameters for incremental link
505 * options.cc (General_options::parse_incremental): New function.
506 (General_options::parse_no_incremental): New function.
507 (General_options::parse_incremental_full): New function.
508 (General_options::parse_incremental_update): New function.
509 (General_options::incremental_mode_): New data member.
510 (General_options::finalize): Check incremental_mode_.
511 * options.h (General_options): Update help text for --incremental.
512 Add --no-incremental, --incremental-full, --incremental-update.
513 (General_options::Incremental_mode): New enum type.
514 (General_options::incremental_mode): New function.
515 (General_options::incremental_mode_): New data member.
516 * parameters.cc (Parameters::incremental_mode_): New data member.
517 (Parameters::set_options): Set incremental_mode_.
518 (Parameters::set_incremental_full): New function.
519 (Parameters::incremental): New function.
520 (Parameters::incremental_update): New function.
521 (set_parameters_incremental_full): New function.
522 * parameters.h (Parameters::set_incremental_full): New function.
523 (Parameters::incremental): New function.
524 (Parameters::incremental_update): New function.
525 (Parameters::incremental_mode_): New data member.
526 (set_parameters_incremental_full): New function.
527 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
528 incremental link mode.
529 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
530 (Sized_relobj::do_relocate_sections): Likewise.
531 * testsuite/Makefile.am (incremental_test): Use --incremental-full
533 * testsuite/Makefile.in: Regenerate.
534 * testsuite/incremental_test.sh: Filter all forms of --incremental.
536 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
538 * script-sections.h (class Script_sections): Make
539 Sections_elements typedef public.
540 * script-sections.cc (class Sort_output_sections): Add elements_
541 field. Add constructor which sets it; change all callers.
542 (Sort_output_sections::is_before): New function.
543 (Sort_output_sections::operator()): Call is_before.
544 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
546 * testsuite/script_test_10.sh: New test. Test script section
548 * testsuite/script_test_10.t: Likewise.
549 * testsuite/script_test_10.s: Likewise.
550 * testsuite/Makefile.am: Wrap the cross linker tests and the
551 common tests into NATIVE_OR_CROSS_LINKER.
552 (check_SCRIPTS): Add script_test_10.sh.
553 (check_DATA): Add script_test_10.stdout.
554 (script_test_10.o, script_test_10): New targets.
555 (script_test_10.stdout): New target.
556 * configure, testsuite/Makefile.in: Regenerate.
558 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
560 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
561 error for the deprecated relocations.
562 (Target_arm::Scan::global): Likewise.
563 (Target_arm::Relocate::relocate): Likewise.
565 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
567 * fileread.cc (Input_file::find_file): Initialize *found_name
568 and *namep when using the fallback search for case 4.
570 2010-10-11 Cary Coutant <ccoutant@google.com>
572 * options.h (class General_options): Redefine -z lazy as an alias for
573 the negation of -z now.
575 2010-10-11 Ian Lance Taylor <iant@google.com>
577 * resolve.cc (symbol_to_bits): Report the value of the unsupported
580 2010-10-06 Nick Clifton <nickc@redhat.com>
582 * script-sections.cc(class Memory_region): Remove
583 current_lma_offset_ field. Rename current_vma_offset_ to
584 current_offset_. Add last_section_ field.
585 (Memory_region::get_current_vma_address): Rename to
587 (Memory_region::get_current_lma_address): Delete.
588 (Memory_region::increment_vma_offset): Rename to
590 (Memory_region::increment_lma_offset): Delete.
591 (Memory_region::attributes_compatible): New method. Returns
592 true if the provided section is compatible with the region.
593 (Memory_region::get_last_section): New method. Returns the last
594 section to use the region.
595 (Memory_region::set_last_section): New method. Stores the last
596 section to use the region.
597 (Script_sections::block_in_region): New method. Returns true if
598 a block of memory is contained within a region.
599 (Script_sections::find_memory_region): New method. Locates a
600 memory region to be used to set a VMA or LMA address.
601 (Output_section_definition::set_section_addresses): Add code to
602 check for addresses set by memory regions.
603 (Output_segment::set_section_addresses): Remove memory region
605 (Script_sections::create_segment): Add a warning if a header
606 segment is created outside of any region.
607 * script-sections.h (class Script_sections): Add prototypes for
608 find_memory_region and block_in_region methods.
609 * testsuite/memory_test.s: Use .long instead of .word.
610 * testsuite/memory_test.t: Add some more output sections.
611 * testsuite/memory_test.sh: Update expected output.
613 2010-10-02 Doug Kwan <dougkwan@google.com>
615 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
616 defintion to symtab.h
617 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
618 declaration to defintion.
620 2010-10-01 Nick Clifton <nickc@redhat.com>
622 * expression.cc (eval): Replace dummy argument with NULL.
623 (eval_maybe_dot): Check for a NULL result section pointer.
624 (Symbol_expression::value): Likewise.
625 (Dot_expression::value): Likewise.
626 (BINARY_EXPRESSION): Likewise.
627 (Max_expression::value): Likewise.
628 (Min_expression::value): Likewise.
629 (Absolute_expression::value): Likewise.
630 (Addr_expression::value_from_output_section): Likewise.
631 (Loaddddr_expression::value_from_output_section): Likewise.
632 (Segment_start_expression::value): Likewise.
634 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
636 (Sections_elememt_dot_assignment::set_section_addresses):
638 (Output_data_expression::do_write_to_buffer): Likewise.
639 (Output_section_definition::finalize_symbols): Likewise.
640 (Output_section_definition::set_section_addresses): Likewise.
642 2010-09-30 Doug Kwan <dougkwan@google.com>
644 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
646 2010-09-28 Sriraman Tallam <tmsriram@google.com>
648 * target.h (Target::can_icf_inline_merge_sections): New virtual
650 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
652 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
654 * icf.cc (get_section_contents): Inline merge sections only when
657 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
659 * configure: Regenerate.
661 2010-09-17 Ian Lance Taylor <iant@google.com>
663 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
664 * testsuite/Makefile.am (memory_test.o): New target.
665 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
667 * testsuite/Makefile.in: Rebuild.
669 2010-09-17 Doug Kwan <dougkwan@google.com>
671 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
672 defintion if relocation uses GOT entries of the symbol.
673 * testsuite/icf_safe_test.sh: Fix test.
674 * testsuite/icf_safe_so_test.sh: Fix test.
676 2010-09-16 Cary Coutant <ccoutant@google.com>
678 * script_sections.cc (class Memory_region): Remove "NULL" from
679 vector initializations.
681 2010-09-15 Cary Coutant <ccoutant@google.com>
683 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
684 Resolve forwarding symbols.
686 2010-09-15 Doug Kwan <dougkwan@google.com>
688 * gold/testsuite/script_test_3.t: Add ARM special sections.
689 * gold/testsuite/script_test_4.t: Same.
690 * gold/testsuite/script_test_5.t: Same.
691 * gold/testsuite/script_test_6.t: Same.
692 * gold/testsuite/script_test_7.t: Same.
693 * gold/testsuite/script_test_7.t: Same.
694 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
696 2010-09-14 Cary Coutant <ccoutant@google.com>
698 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
699 (Target_x86_64::Relocate::relocate_tls): Replace check for
700 saw_tls_block_reloc_ with test for executable section.
702 2010-09-12 Cary Coutant <ccoutant@google.com>
704 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
705 position-independent executables to shared libraries need dynamic
707 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
708 position-independent executables.
709 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
710 * testsuite/Makefile.in: Regenerate.
712 2010-09-10 Nick Clifton <nickc@redhat.com>
715 * testsuite/memory_test.t: Discard any sections that are not
718 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
721 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
722 "This::" to work around a bug in gcc 4.2.
724 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
726 2010-09-09 Rafael Espindola <espindola@google.com>
728 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
729 sections with different PF_X flags in the same segment.
730 (Layout::find_first_load_seg): Search all segments to find the first
732 * options.h (rosegment): New.
734 2010-09-08 Rafael Espindola <espindola@google.com>
736 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
738 2010-09-08 Doug Kwan <dougkwan@google.com>
740 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
741 (Arm_relobj::do_relocate_sections): Add new parameter for output
742 file to match the parent.
743 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
744 of local symbols instead of input values. Update code to track
745 changes in gold::relocate_section.
746 * object.cc (Sized_relobj::compute_final_local_value): New methods.
747 (Sized_relobj::compute_final_local_value_internal): New methods.
748 (Sized_relobj::do_finalize_local_symbols): Move code from loop
749 body into private version of Sized_relobj::compute_final_local_value.
750 Call the inline method.
751 * object.h (Symbol_value::Symbol_value): Define destructor. Free
752 merged symbol value if there is one.
753 (Symbol_value::has_output_value): New method defintiion.
754 (Sized_relobj::Compute_final_local_value_status): New enum type.
755 (Sized_relobj::compute_final_local_value): New methods.
756 (Sized_relobj::compute_final_local_value_internal): New methods.
757 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
758 and arm_cortex_a8.sh.
759 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
760 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
762 * Makefile.in: Regenerate.
763 * testsuite/arm_bl_out_of_range.s: Update test.
764 * testsuite/thumb_bl_out_of_range.s: Ditto.
765 * testsuite/thumb_blx_out_of_range.s: Ditto.
766 * testsuite/arm_branch_out_of_range.sh: New file.
767 * testsuite/arm_cortex_a8.sh: Ditto.
768 * testsuite/arm_cortex_a8_b.s: Ditto.
769 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
770 * testsuite/arm_cortex_a8_b_local.s: Ditto.
771 * testsuite/arm_cortex_a8_bl.s: Ditto.
772 * testsuite/arm_cortex_a8_blx.s: Ditto.
773 * testsuite/arm_cortex_a8_local.s: Ditto.
774 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
775 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
777 2010-09-08 Rafael Espindola <espindola@google.com>
779 * Makefile.am (memory_test.stdout): Run readelf with -W.
780 * Makefile.in: Regenerate.
781 * testsuite/memory_test.sh: Make the regexps accept both 32 and
784 2010-09-08 Rafael Espindola <espindola@google.com>
786 * script-sections.cc (Script_sections::add_memory_region): Convert
787 field precision to int.
788 * script.cc (script_set_section_region, script_set_section_region):
789 Convert field precision to int.
791 2010-09-08 Rafael Espindola <espindola@google.com>
793 * arm.cc (do_finalize_sections): Create the __exidx_start and
794 __exdix_end symbols even when the section is missing.
796 2010-09-08 Nick Clifton <nickc@redhat.com>
798 * README: Remove claim that MEMORY is not supported.
799 * expression.cc (script_exp_function_origin)
800 (script_exp_function_length): Move from here to ...
801 * script.cc: ... here.
802 (script_set_section_region, script_add_memory)
803 (script_parse_memory_attr, script_include_directive): New
806 (class Memory_region): New class.
807 (class Output_section_definition): Add set_memory_region,
808 set_section_vma, set_section_lma and get_section_name methods.
809 (class Script_Sections): Add add_memory_region,
810 find_memory_region, find_memory_region_origin,
811 find_memory_region_length and set_memory_region methods.
812 Have set_section_addresses method walk the list of set memory
814 Extend the print methos to display memory regions.
815 * script-sections.h: Add prototypes for new methods.
816 Add enum for MEMORY region attributes.
817 * yyscript.y: Add support for parsing MEMORY regions.
818 * script-c.h: Add prototypes for new functions.
819 * testsuite/Makefile.am: Add test of MEMORY region functionality.
820 * testsuite/Makefile.in: Regenerate.
821 * testsuite/memory_test.sh: New script.
822 * testsuite/memory_test.s: New assembler source file.
823 * testsuite/memory_test.t: New linker script.
825 2010-08-27 Doug Kwan <dougkwan@google.com>
827 * gold/resolve.cc (Symbol_table::should_override): Let a weak
828 reference override an existing dynamic weak reference.
829 * testsuite/Makefile.am: Add new test dyn_weak_ref.
830 * testsuite/Makefile.in: Regenerate.
831 * testsuite/dyn_weak_ref.sh: New file.
832 * testsuite/dyn_weak_ref_1.c: Ditto.
833 * testsuite/dyn_weak_ref_2.c: Ditto.
835 2010-08-27 Ian Lance Taylor <iant@google.com>
837 * incremental.h (class Incremental_input_entry): Add virtual
840 2010-08-27 Ian Lance Taylor <iant@google.com>
842 * testsuite/start_lib_test_3.c: Mark t3 as used.
844 2010-08-27 Nick Clifton <nickc@redhat.com>
846 * options.cc (version_script): Fix small typo in previous
849 2010-08-25 Nick Clifton <nickc@redhat.com>
851 * archive.cc: Formatting fixes: Remove whitespace between
852 typename and following asterisk. Remove whitespace between
853 function name and opening parenthesis.
854 * archive.h: Likewise.
856 * attributes.cc: Likewise.
857 * attributes.h: Likewise.
858 * common.cc: Likewise.
859 * copy-relocs.cc: Likewise.
860 * dirsearch.h: Likewise.
861 * dynobj.cc: Likewise.
862 * ehframe.cc: Likewise.
863 * ehframe.h: Likewise.
864 * expression.cc: Likewise.
865 * fileread.cc: Likewise.
866 * fileread.h: Likewise.
868 * gold-threads.cc: Likewise.
872 * incremental-dump.cc: Likewise.
873 * incremental.cc: Likewise.
874 * layout.cc: Likewise.
875 * layout.h: Likewise.
877 * merge.cc: Likewise.
879 * object.cc: Likewise.
880 * object.h: Likewise.
881 * options.cc: Likewise.
882 * options.h: Likewise.
883 * output.cc: Likewise.
884 * output.h: Likewise.
885 * plugin.cc: Likewise.
886 * plugin.h: Likewise.
887 * powerpc.cc: Likewise.
888 * reloc.cc: Likewise.
889 * script-c.h: Likewise.
890 * script-sections.cc: Likewise.
891 * script.cc: Likewise.
892 * stringpool.cc: Likewise.
893 * symtab.cc: Likewise.
894 * symtab.h: Likewise.
895 * target.cc: Likewise.
896 * timer.cc: Likewise.
898 * version.cc: Likewise.
899 * x86_64.cc: Likewise.
901 2010-08-24 Nick Clifton <nickc@redhat.com>
904 * layout.cc (segment_precedes): Sort segments by their physical
905 addresses, if they have been set.
907 2010-08-23 Cary Coutant <ccoutant@google.com>
909 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
911 (Lib_group::include_member): Unlock object after deleting its
913 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
916 2010-08-19 Neil Vachharajani <nvachhar@google.com>
917 Cary Coutant <ccoutant@google.com>
919 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
920 constructor, and set_blocker.
921 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
923 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
924 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
925 * testsuite/Makefile.am (start_lib_test): New test case.
926 * testsuite/Makefile.in: Regenerate.
927 * testsuite/start_lib_test_main.c: New file.
928 * testsuite/start_lib_test_1.c: New file.
929 * testsuite/start_lib_test_2.c: New file.
930 * testsuite/start_lib_test_3.c: New file.
932 2010-08-19 Ian Lance Taylor <iant@google.com>
934 * Makefile.in: Rebuild with automake 1.11.1.
935 * aclocal.m4: Likewise.
936 * testsuite/Makefile.in: Likewise.
938 2010-08-19 Ian Lance Taylor <iant@google.com>
941 * i386.cc (class Output_data_plt_i386): Update declarations.
942 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
943 local_ifuncs_ fields.
944 (Target_i386::do_plt_section_for_global): New function.
945 (Target_i386::do_plt_section_for_local): New function.
946 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
947 parameter; change all callers. Initialize global_ifuncs_ and
948 local_ifuncs_. If doing a static link define __rel_iplt_start and
950 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
951 (Output_data_plt_i386::add_local_ifunc_entry): New function.
952 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
954 (Target_i386::make_plt_section): New function, broken out of
955 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
956 (Target_i386::make_plt_entry): Call make_plt_section.
957 (Target_i386::make_local_ifunc_plt_entry): New function.
958 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
959 (Target_i386::Scan::local): Handle IFUNC symbols. Add
960 R_386_IRELATIVE to switch.
961 (Target_i386::Scan::global): Likewise.
962 (Target_i386::Relocate::relocate): Likewise.
963 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
965 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
966 (Target_x86_64::do_plt_section_for_global): New function.
967 (Target_x86_64::do_plt_section_for_local): New function.
968 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
969 parameter; change all callers. If doing a static link define
970 __rela_iplt_start and __rela_iplt_end.
971 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
972 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
973 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
975 (Target_x86_64::make_local_ifunc_plt_entry): New function.
976 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
978 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
979 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
980 R_X86_64_IRELATIVE to switch.
981 (Target_x86_64::Scan::global): Likewise.
982 (Target_x86_64::Relocate::relocate): Likewise.
983 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
985 * target.h (class Target): Add plt_section_for_global and
986 plt_section_for_local functions. Add do_plt_section_for_global
987 and do_plt_section_for_local virtual functions.
988 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
990 (Symbol::use_plt_offset): Handle IFUNC symbol.
991 * object.cc (Sized_relobj::Sized_relobj): Initialize
993 (Sized_relobj::local_has_plt_offset): New function.
994 (Sized_relobj::local_plt_offset): New function.
995 (Sized_relobj::set_local_plt_offset): New function.
996 (Sized_relobj::do_count): Handle IFUNC symbol.
997 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
998 a bit away from input_shndx_ field. Add set_is_func_symbol and
999 is_ifunc_symbol functions.
1000 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1001 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1002 local_plt_offsets_ field.
1003 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1004 * output.h (class Output_section_data): Add non-const
1005 output_section function.
1006 (class Output_data_got): Update declarations.
1007 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1008 Add use_plt_offset parameter to global and local constructors.
1009 Change all callers. Change local_sym_index_ field to 31 bits.
1010 Change GSYM_CODE and CONSTANT_CODE accordingly.
1011 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1012 doing a static link don't set sh_link field.
1013 (Output_data_got::Got_entry::write): Use PLT offset if
1015 (Output_data_got::add_global_plt): New function.
1016 (Output_data_got::add_local_plt): New function.
1017 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1018 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1019 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1020 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1021 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1023 * testsuite/ifunc-sel.h: New file.
1024 * testsuite/ifuncmain1.c: New file.
1025 * testsuite/ifuncmain1vis.c: New file.
1026 * testsuite/ifuncmod1.c: New file.
1027 * testsuite/ifuncdep2.c: New file.
1028 * testsuite/ifuncmain2.c: New file.
1029 * testsuite/ifuncmain3.c: New file.
1030 * testsuite/ifuncmod3.c: New file.
1031 * testsuite/ifuncmain4.c: New file.
1032 * testsuite/ifuncmain5.c: New file.
1033 * testsuite/ifuncmod5.c: New file.
1034 * testsuite/ifuncmain6pie.c: New file.
1035 * testsuite/ifuncmod6.c: New file.
1036 * testsuite/ifuncmain7.c: New file.
1037 * configure, testsuite/Makefile.in: Rebuild.
1039 2010-08-18 Ian Lance Taylor <iant@google.com>
1042 (Output_section_incremental_inputs::write_input_files): Add cast
1043 to avoid signed/unsigned comparison warning.
1044 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1046 2010-08-12 Cary Coutant <ccoutant@google.com>
1048 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1050 2010-08-13 Ian Lance Taylor <iant@google.com>
1052 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1054 2010-08-12 Cary Coutant <ccoutant@google.com>
1055 Doug Kwan <dougkwan@google.com>
1057 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1058 defintion overrides non-weak undef, remember that the original undef
1060 * symtab.cc (Symbol_table::sized_write_global): For undef without
1061 an original weak binding, set binding to global in output.
1062 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1063 * testsuite/Makefile.in: Regenerate.
1064 * testsuite/strong_ref_weak_def.sh: New file.
1065 * testsuite/strong_ref_weak_def_1.c: Ditto.
1066 * testsuite/strong_ref_weak_def_2.c: Ditto.
1068 2010-08-12 Cary Coutant <ccoutant@google.com>
1070 * testsuite/incremental_test.sh: Rewrite.
1071 * testsuite/incremental_test_1.c: Rewrite.
1072 * testsuite/incremental_test_2.c: Rewrite.
1074 2010-08-12 Cary Coutant <ccoutant@google.com>
1076 * arm.cc (Target_arm::got_size): Add const.
1077 (Target_arm::got_entry_count): New function.
1078 (Target_arm::plt_entry_count): New function.
1079 (Target_arm::first_plt_entry_offset): New function.
1080 (Target_arm::plt_entry_size): New function.
1081 (Output_data_plt_arm::entry_count): New function.
1082 (Output_data_plt_arm::first_plt_entry_offset): New function.
1083 (Output_data_plt_arm::get_plt_entry_size): New function.
1084 * i386.cc (Target_i386::got_size): Add const.
1085 (Target_i386::got_entry_count): New function.
1086 (Target_i386::plt_entry_count): New function.
1087 (Target_i386::first_plt_entry_offset): New function.
1088 (Target_i386::plt_entry_size): New function.
1089 (Output_data_plt_i386::entry_count): New function.
1090 (Output_data_plt_i386::first_plt_entry_offset): New function.
1091 (Output_data_plt_i386::get_plt_entry_size): New function.
1092 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1093 find_incremental_inputs_sections. Dump incremental_got_plt section.
1094 * incremental.cc: Include target.h.
1095 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1096 parameter. Adjust all callers. Find incremental_got_plt section.
1097 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1099 (Output_section_incremental_inputs::set_final_data_size): Calculate
1100 size of incremental_got_plt section.
1101 (Output_section_incremental_inputs::do_write): Write the
1102 incremental_got_plt section.
1103 (Got_plt_view_info): New struct.
1104 (Local_got_offset_visitor): New class.
1105 (Global_got_offset_visitor): New class.
1106 (Global_symbol_visitor_got_plt): New class.
1107 (Output_section_incremental_inputs::write_got_plt): New function.
1108 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1109 Add parameter. Adjust all callers.
1110 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1111 (Incremental_inputs::got_plt_section): New function.
1112 (Incremental_inputs::got_plt_section_): New data member.
1113 (Incremental_got_plt_reader): New class.
1114 * layout.cc (Layout::create_incremental_info_sections): Add the
1115 incremental_got_plt section.
1116 * object.h (Got_offset_list::get_list): New function.
1117 (Got offset_list::for_all_got_offsets): New function.
1118 (Sized_relobj::local_got_offset_list): New function.
1119 * powerpc.cc (Target_powerpc::got_size): Add const.
1120 (Target_powerpc::got_entry_count): New function.
1121 (Target_powerpc::plt_entry_count): New function.
1122 (Target_powerpc::first_plt_entry_offset): New function.
1123 (Target_powerpc::plt_entry_size): New function.
1124 (Output_data_plt_powerpc::entry_count): New function.
1125 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1126 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1127 * sparc.cc (Target_sparc::got_size): Add const.
1128 (Target_sparc::got_entry_count): New function.
1129 (Target_sparc::plt_entry_count): New function.
1130 (Target_sparc::first_plt_entry_offset): New function.
1131 (Target_sparc::plt_entry_size): New function.
1132 (Output_data_plt_sparc::entry_count): New function.
1133 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1134 (Output_data_plt_sparc::get_plt_entry_size): New function.
1135 * symtab.h (Symbol::got_offset_list): New function.
1136 (Symbol_table::for_all_symbols): New function.
1137 * target.h (Sized_target::got_entry_count): New function.
1138 (Sized_target::plt_entry_count): New function.
1139 (Sized_target::plt_entry_size): New function.
1140 * x86_64.cc (Target_x86_64::got_size): Add const.
1141 (Target_x86_64::got_entry_count): New function.
1142 (Target_x86_64::plt_entry_count): New function.
1143 (Target_x86_64::first_plt_entry_offset): New function.
1144 (Target_x86_64::plt_entry_size): New function.
1145 (Output_data_plt_x86_64::entry_count): New function.
1146 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1147 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1149 2010-08-12 Cary Coutant <ccoutant@google.com>
1151 * archive.cc: Include incremental.h.
1152 (Archive::Archive): Initialize incremental_info_.
1153 (Archive::include_member): Record archive members in incremental info.
1154 (Add_archive_symbols::run): Record begin and end of an archive in
1156 (Lib_group::include_member): Record objects in incremental info.
1157 * archive.h (Incremental_archive_entry): Forward declaration.
1158 (Archive::set_incremental_info): New member function.
1159 (Archive::incremental_info): New member function.
1160 (Archive::Unused_symbol_iterator): New class.
1161 (Archive::unused_symbols_begin): New member function.
1162 (Archive::unused_symbols_end): New member function.
1163 (Archive::incremental_info_): New data member.
1164 * incremental-dump.cc (find_input_containing_global): New function.
1165 (dump_incremental_inputs): Dump new incremental info sections.
1166 * incremental.cc: Include symtab.h.
1167 (Output_section_incremental_inputs): New class.
1168 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1169 new incremental info sections.
1170 (Sized_incremental_binary::do_check_inputs): Likewise.
1171 (Incremental_inputs::report_archive): Remove.
1172 (Incremental_inputs::report_archive_begin): New function.
1173 (Incremental_inputs::report_archive_end): New function.
1174 (Incremental_inputs::report_object): New function.
1175 (Incremental_inputs::finalize_inputs): Remove.
1176 (Incremental_inputs::report_input_section): New function.
1177 (Incremental_inputs::report_script): Rewrite.
1178 (Incremental_inputs::finalize): Do nothing but finalize string table.
1179 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1180 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1181 (Incremental_inputs::create_data_sections): New function.
1182 (Incremental_inputs::relocs_entsize): New function.
1183 (Output_section_incremental_inputs::set_final_data_size): New function.
1184 (Output_section_incremental_inputs::do_write): New function.
1185 (Output_section_incremental_inputs::write_header): New function.
1186 (Output_section_incremental_inputs::write_input_files): New function.
1187 (Output_section_incremental_inputs::write_info_blocks): New function.
1188 (Output_section_incremental_inputs::write_symtab): New function.
1189 * incremental.h (Incremental_script_entry): Forward declaration.
1190 (Incremental_object_entry): Forward declaration.
1191 (Incremental_archive_entry): Forward declaration.
1192 (Incremental_inputs): Forward declaration.
1193 (Incremental_inputs_header_data): Remove.
1194 (Incremental_inputs_header): Remove.
1195 (Incremental_inputs_header_write): Remove.
1196 (Incremental_inputs_entry_data): Remove.
1197 (Incremental_inputs_entry): Remove.
1198 (Incremental_inputs_entry_write): Remove.
1199 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1200 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1201 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1202 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1204 (Incremental_input_entry): New class.
1205 (Incremental_script_entry): New class.
1206 (Incremental_object_entry): New class.
1207 (Incremental_archive_entry): New class.
1208 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1209 (Incremental_inputs::report_inputs): Remove.
1210 (Incremental_inputs::report_archive): Remove.
1211 (Incremental_inputs::report_archive_begin): New function.
1212 (Incremental_inputs::report_archive_end): New function.
1213 (Incremental_inputs::report_object): Change prototype.
1214 (Incremental_inputs::report_input_section): New function.
1215 (Incremental_inputs::report_script): Change prototype.
1216 (Incremental_inputs::get_reloc_count): New function.
1217 (Incremental_inputs::set_reloc_count): New function.
1218 (Incremental_inputs::create_data_sections): New function.
1219 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1220 (Incremental_inputs::inputs_section): New function.
1221 (Incremental_inputs::symtab_section): New function.
1222 (Incremental_inputs::relocs_section): New function.
1223 (Incremental_inputs::get_stringpool): Add const.
1224 (Incremental_inputs::command_line): Add const.
1225 (Incremental_inputs::inputs): Remove.
1226 (Incremental_inputs::command_line_key): New function.
1227 (Incremental_inputs::input_file_count): New function.
1228 (Incremental_inputs::input_files): New function.
1229 (Incremental_inputs::relocs_entsize): New function.
1230 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1231 (Incremental_inputs::finalize_inputs): Remove.
1232 (Incremental_inputs::Input_info): Remove.
1233 (Incremental_inputs::lock_): Remove.
1234 (Incremental_inputs::inputs_): Change type.
1235 (Incremental_inputs::inputs_map_): Remove.
1236 (Incremental_inputs::current_object_entry_): New data member.
1237 (Incremental_inputs::inputs_section_): New data member.
1238 (Incremental_inputs::symtab_section_): New data member.
1239 (Incremental_inputs::relocs_section_): New data member.
1240 (Incremental_inputs::reloc_count_): New data member.
1241 (Incremental_inputs_reader): New class.
1242 (Incremental_symtab_reader): New class.
1243 (Incremental_relocs_reader): New class.
1244 * layout.cc (Layout::finalize): Move finalization of incremental info
1245 and creation of incremental info sections to follow finalization of
1246 symbol table. Set offsets for postprocessing sections.
1247 (Layout::create_incremental_info_sections): Call
1248 Incremental_inputs::create_data_sections. Add incremental symtab
1249 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1250 sections to layout after input sections.
1251 * layout.h (struct Timespec): Forward declaration.
1252 (Layout::incremental_inputs): Add const.
1253 (Layout::create_incremental_info_sections): Add parameter.
1254 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1255 * object.cc: Include incremental.h.
1256 (Relobj::finalize_incremental_relocs): New function.
1257 (Sized_relobj::do_layout): Record input sections in incremental info.
1258 * object.h (Object::output_section): New function.
1259 (Object::output_section_offset): Moved from Relobj.
1260 (Object::get_incremental_reloc_base): New function.
1261 (Object::get_incremental_reloc_count): New function.
1262 (Object::do_output_section): New function.
1263 (Object::do_output_section_offset): Moved from Relobj.
1264 (Object::do_get_incremental_reloc_base): New function.
1265 (Object::do_get_incremental_reloc_count): New function.
1266 (Object::Object): Initialize new data members.
1267 (Relobj::output_section): Renamed do_output_section and moved to
1269 (Relobj::output_section_offset): Moved to Object.
1270 (Relobj::do_get_incremental_reloc_base): New function.
1271 (Relobj::do_get_incremental_reloc_count): New function.
1272 (Relobj::allocate_incremental_reloc_counts): New function.
1273 (Relobj::count_incremental_reloc): New function.
1274 (Relobj::finalize_incremental_relocs): New function.
1275 (Relobj::next_incremental_reloc_index): New function.
1276 (Relobj::reloc_counts_): New data member.
1277 (Relobj::reloc_bases_): New data member.
1278 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1279 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1280 (Sized_relobj::incremental_relocs_scan): New function.
1281 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1282 (Sized_relobj::incremental_relocs_write): New function.
1283 (Sized_relobj::incremental_relocs_write_reltype): New function.
1284 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1286 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1287 archives and object files elsewhere.
1288 (Add_symbols::run): Report object files here.
1289 (Finish_group::run): Report end of archive at end of group.
1290 * reloc.cc: Include layout.h, incremental.h.
1291 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1292 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1293 (Sized_relobj::incremental_relocs_scan): New function.
1294 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1295 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1296 (Sized_relobj::incremental_relocs_write): New function.
1297 (Sized_relobj::incremental_relocs_write_reltype): New function.
1298 * script.cc (read_input_script): Rewrite test for incremental link.
1299 Change call to Incremental_inputs::report_script.
1300 * symtab.h (Symbol_table::first_global_index): New function.
1301 (Symbol_table::output_count): New function.
1303 2010-08-12 Doug Kwan <dougkwan@google.com>
1305 * arm.cc (Target_arm::merge_object_attributes): Check command line
1306 options --no-wchar-size-warning and --no-enum-size-warning.
1307 * options.h (General_options): Add ld-compatible options
1308 --no-enum-size-warning and --no-wchar-size-warning.
1310 2010-08-04 Ian Lance Taylor <iant@google.com>
1312 * x86_64.cc (Target_x86_64::Scan::local): Use
1313 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1314 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1315 (Target_x86_64::Scan::global): Likewise.
1316 (Target_x86_64::Relocate::relocate): Likewise.
1317 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1320 2010-08-03 Cary Coutant <ccoutant@google.com>
1322 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1323 to reserve space in merged_strings vector. Keep total input size
1325 (Output_merge_string::do_print_merge_stats): Print total input size.
1326 * merge.h (Output_merge_string): Add input_size_ field.
1327 * stringpool.cc (Stringpool_template::string_length): Move
1328 implementations out of Stringpool_template class and place in
1330 * stringpool.h (string_length): Move out of Stringpool_template.
1332 2010-08-03 Ian Lance Taylor <iant@google.com>
1335 * layout.cc (relaxation_loop_body): If address of load segment is
1336 set, adjust address to include headers if possible.
1338 2010-08-03 Ian Lance Taylor <iant@google.com>
1340 * version.cc (version_string): Bump to 1.10.
1342 2010-08-03 Ian Lance Taylor <iant@google.com>
1345 * layout.h (enum Output_section_order): Define.
1346 (class Layout): Update declarations.
1347 * layout.cc (Layout::get_output_section): Add order parameter.
1348 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1349 is_first_non_relro parameters. Change all callers.
1350 (Layout::choose_output_section): Likewise.
1351 (Layout::add_output_section_data): Likewise.
1352 (Layout::make_output_section): Likewise. Set order.
1353 (Layout::default_section_order): New function.
1354 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1355 * output.cc (Output_section::Output_section): Initialize order_.
1356 Don't initialize deleted fields.
1357 (Output_segment::Output_segment): Don't initialize deleted
1359 (Output_segment::add_output_section_to_load): New function
1360 replacing add_output_section. Change all callers to call this or
1361 add_output_section_to_nonload.
1362 (Output_segment::add_output_section_to_nonload): New function.
1363 (Output_segment::remove_output_section): Rewrite.
1364 (Output_segment::add_initial_output_data): Likewise.
1365 (Output_segment::has_any_data_sections): Likewise.
1366 (Output_segment::is_first_section_relro): Likewise.
1367 (Output_segment::maximum_alignment): Likewise.
1368 (Output_segment::has_dynamic_reloc): New function replacing
1369 dynamic_reloc_count. Change all callers.
1370 (Output_segment::has_dynamic_reloc_list): New function replacing
1371 dynamic_reloc_count_list. Change all callers.
1372 (Output_segment::set_section_addresses): Rewrite.
1373 (Output_segment::set_offset): Rewrite.
1374 (Output_segment::find_first_and_last_list): Remove.
1375 (Output_segment::set_tls_offsets): Rewrite.
1376 (Output_segment::first_section_load_address): Likewise.
1377 (Output_segment::output_section_count): Likewise.
1378 (Output_segment::section_with_lowest_load_address): Likewise.
1379 (Output_segment::write_section_headers): Likewise.
1380 (Output_segment::print_sections_to_map): Likewise.
1381 * output.h (class Output_data): Remove dynamic_reloc_count_
1382 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1383 (Output_data::add_dynamic_reloc): Rewrite.
1384 (Output_data::has_dynamic_reloc): New function.
1385 (Output_data::dynamic_reloc_count): Remove.
1386 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1387 is_last_relro_, is_first_non_relro_, is_interp_,
1388 is_dynamic_linker_section_ fields. Add order and set_order
1389 functions. Remove is_relro_local, set_is_relro_local,
1390 is_last_relro, set_is_last_relro, is_first_non_relro,
1391 set_is_first_non_relro functions, is_interp, set_is_interp,
1392 is_dynamic_linker_section, and set_is_dynamic_linker_section
1394 (class Output_segment): Change Output_data_list from std::list to
1395 std:;vector. Add output_lists_ field. Remove output_data_ and
1396 output_bss_ fields. Update declarations.
1398 2010-08-02 Ian Lance Taylor <iant@google.com>
1400 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1401 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1402 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1404 2010-08-02 Ian Lance Taylor <iant@google.com>
1407 * script.cc (Script_options::Script_options): Initialize
1408 symbol_definitions_ and symbol_references_.
1409 (Script_options::add_symbol_assignment): Update
1410 symbol_definitions_ and symbol_references_.
1411 (Script_options::add_symbol_reference): New function.
1412 (script_symbol): New function.
1413 * script.h (class Script_options): Add symbol_definitions_ and
1414 symbol_references_ fields.
1415 (Script_options::referenced_const_iterator): New type.
1416 (Script_options::referenced_begin): New function.
1417 (Script_options::referenced_end): New function.
1418 (Script_options::is_referenced): New function.
1419 (Script_options::any_unreferenced): New function.
1420 * script-c.h (script_symbol): Declare.
1421 * yyscript.y (exp): Call script_symbol.
1422 * symtab.cc: Include "script.h".
1423 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1424 Change all callers. Check symbols referenced by scripts.
1425 (Symbol_table::add_undefined_symbols_from_command_line): Add
1426 layout parameter. Change all callers.
1427 (Symbol_table::do_add_undefined_symbols_from_command_line):
1428 Likewise. Break out loop body. Check symbols referenced by
1430 (Symbol_table::add_undefined_symbol_from_command_line): New
1431 function broken out of
1432 do_add_undefined_symbols_from_command_line.
1433 * symtab.h (class Symbol_table): Update declarations.
1434 * archive.cc: Include "layout.h".
1435 (Archive::should_include_member): Add layout parameter. Change
1436 all callers. Check for symbol mentioned in expression.
1437 * archive.h (class Archive): Update declaration.
1438 * object.cc (Sized_relobj::do_should_include_member): Add layout
1440 * object.h (Object::should_include_member): Add layout parameter.
1442 (Object::do_should_include_member): Add layout parameter.
1443 (class Sized_relobj): Update declaration.
1444 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1446 * dynobj.h (class Sized_dynobj): Update declaration.
1447 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1449 * plugin.h (class Sized_pluginobj): Update declaration.
1451 2010-08-02 Ian Lance Taylor <iant@google.com>
1454 * output.cc (Output_segment::set_offset): Search for the first and
1455 last sections rather than assuming that the list is in order.
1456 (Output_segment::find_first_and_last_list): New function.
1457 * output.h (class Output_segment): Update declarations.
1458 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1459 (relro_strip_test_SOURCES): New variable.
1460 (relro_strip_test_DEPENDENCIES): New variable.
1461 (relro_strip_test_LDFLAGS): New variable.
1462 (relro_strip_test_LDADD): New variable.
1463 (relro_strip_test.so): New target.
1465 2010-08-02 Ian Lance Taylor <iant@google.com>
1467 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1468 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1469 (Target_i386::got_tlsdesc_section): New function.
1470 (Target_i386::got_section): Create space for GOT entries for
1471 TLSDESC relocations.
1472 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1474 (Target_i386::Scan::global): Likewise.
1475 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1477 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1478 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1479 (Target_x86_64::got_tlsdesc_section): New function.
1480 (Target_x86_64::got_section): Create space for GOT entries for
1481 TLSDESC relocations.
1482 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1484 (Target_x86_64::Scan::global): Likewise.
1485 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1488 2010-08-02 Ian Lance Taylor <iant@google.com>
1490 * testsuite/final_layout.sh: Use dc to convert from hex to
1493 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1495 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1496 paramter to the call to gold::gc_process_relocs.
1497 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1498 paramter to the call to gold::gc_process_relocs.
1499 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1500 parameter to the call to gold::gc_process_relocs.
1501 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1502 template parameter to the call to gold::gc_process_relocs.
1503 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1504 paramter to the call to gold::gc_process_relocs.
1505 * gc.h (get_embedded_addend_size): New function.
1506 (gc_process_relocs): Save the size of the reloc for use by ICF.
1507 * icf.cc (get_section_contents): Get the addend from the text section
1508 for SHT_REL relocation sections.
1509 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1510 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1511 * int_encoding.h (read_from_pointer): New overloaded function.
1512 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1513 * testsuite/icf_sht_rel_addend_test.sh: New file.
1514 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1515 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1517 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1519 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1520 * Makefile.in: Regenerate.
1521 * testsuite/Makefile.in: Regenerate.
1523 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1525 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1526 * gold/testsuite/debug_msg.cc: Likewise.
1527 * gold/testsuite/odr_violation1.cc
1528 * gold/testsuite/odr_violation2.cc
1530 2010-07-21 Cary Coutant <ccoutant@google.com>
1532 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1533 string, and length fields.
1534 (Output_merge_string::Merged_strings_list): New type.
1535 (Output_merge_string::Merged_strings_lists): New typedef.
1536 (Output_merge_string): Replace merged_strings_ with
1537 merged_strings_lists_.
1538 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1539 Merged_strings_list per input object and section. Don't store pointer
1540 to the string. Don't store length with each merged string entry.
1541 (Output_merge_string::finalize_merged_data): Loop over list of merged
1542 strings lists. Recompute length of each merged string.
1544 2010-07-15 Cary Coutant <ccoutant@google.com>
1546 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1549 2010-07-14 Ian Lance Taylor <iant@google.com>
1551 * descriptors.cc (Descriptors::open): Report correct name in error
1554 2010-07-13 Doug Kwan <dougkwan@google.com>
1556 * arm.cc (Arm_input_section::Arm_input_section): For a
1557 SHT_ARM_EXIDX section, always keeps the input sections.
1558 (Arm_input_section::set_exidx_section_link): New method.
1559 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1560 has_errors_ to false.
1561 (Arm_exidx_input_section::has_errors,
1562 Arm_exidx_input_section::set_has_errors): New methods.
1563 (Arm_exidx_input_section::has_errors_): New data member.
1564 (Arm_relobj::get_exidx_shndx_list): New method.
1565 (Arm_output_section::append_text_sections_to_list): Do not skip
1566 section without SHF_EXECINSTR.
1567 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1569 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1570 section header. Make error messages more verbose. Check for
1571 a non-executable section linked to an EXIDX section.
1572 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1573 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1574 check that there is no deferred EXIDX section if we exit early.
1575 Instead of not making an EXIDX section in case of an error, make one
1576 and set the has_errors flag of it.
1577 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1578 in a relocatable link.
1579 (Target_arm::do_relax): Look for the EXIDX output section instead of
1580 assuming that it is called .ARM.exidx.
1581 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1582 section list. Do not check for SHF_EXECINSTR section flags but
1583 skip any input section with errors.
1584 * output.cc (Output_section::Output_section): Initialize
1585 always_keeps_input_sections_ to false.
1586 (Output_section::add_input_section): Check for
1587 always_keeps_input_sections_.
1588 * output.h (Output_section::always_keeps_input_sections,
1589 Output_section::set_always_keeps_input_sections): New methods.
1590 (Output_section::always_keeps_input_sections): New data member.
1592 2010-07-13 Rafael Espindola <espindola@google.com>
1594 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1595 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1597 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1598 Ian Lance Taylor <iant@google.com>
1600 * output.h (Output_section_lookup_maps::add_merge_section):
1601 Correct check of whether value was inserted.
1602 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1603 (Output_section_lookup_maps::add_relaxed_input_section):
1605 * arm.cc (Target_arm::got_section): Remove used local os.
1606 * i386.cc (Target_i386::got_section): Likewise.
1607 * x86_64.cc (Target_x86_64::got_section): Likewise.
1608 * sparc.cc (Target_sparc::got_section): Likewise.
1609 (Target_sparc::relocate): Remove unused local have_got_offset.
1610 * powerpc.cc (Target_powerpc::relocate): Likewise.
1612 2010-07-13 Ian Lance Taylor <iant@google.com>
1614 * compressed_output.cc (zlib_decompress): Fix signature in
1617 * archive.cc (Archive::include_member): Unlock an external member
1618 of a thin archive. Don't bother to delete an object we know is
1621 2010-07-12 Cary Coutant <ccoutant@google.com>
1623 * compressed_output.cc (zlib_decompress): New function.
1624 (get_uncompressed_size): New function.
1625 (decompress_input_section): New function.
1626 * compressed_output.h (get_uncompressed_size): New function.
1627 (decompress_input_section): New function.
1628 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1629 Handle compressed debug sections.
1630 * layout.cc (is_compressed_debug_section): New function.
1631 (Layout::output_section_name): Map compressed section names to
1633 * layout.h (is_compressed_debug_section): New function.
1634 (is_debug_info_section): Recognize compressed debug sections.
1635 * merge.cc: Include compressed_output.h.
1636 (Output_merge_data::do_add_input_section): Handle compressed
1638 (Output_merge_string::do_add_input_section): Handle compressed
1640 * object.cc: Include compressed_output.h.
1641 (Sized_relobj::Sized_relobj): Initialize new data members.
1642 (build_compressed_section_map): New function.
1643 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1644 * object.h (Object::section_is_compressed): New method.
1645 (Object::do_section_is_compressed): New method.
1646 (Sized_relobj::Compressed_section_map): New type.
1647 (Sized_relobj::do_section_is_compressed): New method.
1648 (Sized_relobj::compressed_sections_): New data member.
1649 * output.cc (Output_section::add_input_section): Handle compressed
1651 * reloc.cc: Include compressed_output.h.
1652 (Sized_relobj::write_sections): Handle compressed debug sections.
1654 2010-07-08 Cary Coutant <ccoutant@google.com>
1656 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1657 weak when resolving to a dynamic def.
1658 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1659 for weak undef/dynamic def cases. Adjust callers.
1660 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1661 undef_binding_weak_.
1662 (Symbol_table::sized_write_globals): Adjust symbol binding.
1663 (Symbol_table::sized_write_symbol): Add binding parameter.
1664 * symtab.h (Symbol::set_undef_binding): New method.
1665 (Symbol::is_undef_binding_weak): New method.
1666 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1667 (Symbol_table::should_override): Add new parameter.
1668 (Symbol_table::sized_write_symbol): Add new parameter.
1670 * testsuite/weak_undef_file1.cc: Add new test case.
1671 * testsuite/weak_undef_file2.cc: Fix header comment.
1672 * testsuite/weak_undef_test.cc: Add new test case.
1674 2010-06-29 Doug Kwan <dougkwan@google.com>
1676 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1677 Initialize USE_SYMBOL_.
1678 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1680 (Arm_reloc_property::uses_symbol_): New data member declaration.
1681 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1682 uses symbol value and symbol is undefined but not weakly undefined.
1684 2010-06-28 Rafael Espindola <espindola@google.com>
1686 * plugin.cc (Plugin::load): Use dlerror.
1688 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1690 * symtab.cc (detect_odr_violations): When reporting an ODR
1691 violation, report an object where the symbol is defined.
1693 2010-06-25 Doug Kwan <dougkwan@google.com>
1695 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1696 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1698 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1699 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1700 target hook to detect function points.
1701 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1702 * icf.h (Icf::check_section_for_function_pointers): Change type of
1703 parameter SECTION_NAME to const reference to std::string. Use
1704 target hook to determine if section may have unsafe pointers.
1705 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1708 2010-06-21 Rafael Espindola <espindola@google.com>
1710 * fileread.cc (Input_file::find_fie): New
1711 (Input_file::open): Use Input_file::find_fie.
1712 * fileread.h (Input_file::find_fie): New
1713 * plugin.cc (set_extra_library_path): New.
1714 (Plugin::load): Add set_extra_library_path to the transfer vector.
1715 (Plugin_manager::set_extra_library_path): New.
1716 (Plugin_manager::add_input_file): Use the extra search path if set.
1717 (set_extra_library_path(): New.
1718 * plugin.h (Plugin_manager): Add set_extra_library_path and
1721 2010-06-19 Cary Coutant <ccoutant@google.com>
1723 * layout.cc (gdb_sections): Add .debug_types.
1724 (lines_only_debug_sections): Likewise.
1726 2010-06-18 Rafael Espindola <espindola@google.com>
1728 * plugin.cc (add_input_file,add_input_library)
1729 (Plugin_manager::add_input_file): Make filename arguments const.
1730 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1733 2010-06-16 Doug Kwan <dougkwan@google.com>
1735 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1736 .ARM.attributes section if we have not merged any input
1737 attributes sections.
1739 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1741 * arm.cc: Allow combining objects with no EABI version
1744 2010-06-15 Rafael Espindola <espindola@google.com>
1746 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1748 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1750 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1751 (struct iovec): Correct !HAVE_READV definition.
1753 2010-06-10 Cary Coutant <ccoutant@google.com>
1755 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1756 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1758 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1761 * symtab.h (Symbol::is_placeholder): New member function.
1762 * target-reloc.h (relocate_section): Check for placeholder symbols.
1764 * testsuite/Makefile.am (plugin_test_8): New test.
1765 (plugin_test_9): New test.
1766 * testsuite/Makefile.in: Regenerate.
1768 2010-06-09 Nick Clifton <nickc@redhat.com>
1770 * yyscript.y (input_list_element): Allow strings prefixed with
1771 the '-' character. Treat these as libraries.
1772 * script.cc (script_add_library): New function. Adds a library
1773 specified by "-l<name>" found in an input script.
1774 * script-c.h: Add prototype for script_add_library.
1776 2010-06-07 Doug Kwan <dougkwan@google.com>
1778 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1779 Restrict stub-group size to be within long conditional branch
1780 range when working around cortex-A8 erratum.
1782 2010-06-07 Damien Diederen <dd@crosstwine.com>
1784 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1787 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1791 (Output_section::Input_section_sort_entry::compare_section_ordering):
1792 Change to return non-zero correctly.
1793 (Output_section::Input_section_sort_section_order_index_compare
1794 ::operator()): Change to fix ambiguity in comparisons.
1796 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1798 * gold.h (is_wildcard_string): New function.
1799 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1800 (Layout::layout_eh_frame): Ditto.
1801 (Layout::find_section_order_index): New method.
1802 (Layout::read_layout_from_file): New method.
1803 * layout.h (Layout::find_section_order_index): New method.
1804 (Layout::read_layout_from_file): New method.
1805 (Layout::input_section_position_): New private member.
1806 (Layout::input_section_glob_): New private member.
1807 * main.cc (main): Call read_layout_from_file here.
1808 * options.h (--section-ordering-file): New option.
1809 * output.cc (Output_section::input_section_order_specified_): New
1811 (Output_section::Output_section): Initialize new member.
1812 (Output_section::add_input_section): Add new parameter.
1813 Keep input sections when --section-ordering-file is used.
1814 (Output_section::set_final_data_size): Sort input sections when
1815 section ordering file is specified.
1816 (Output_section::Input_section_sort_entry): Add new parameter.
1818 (Output_section::Input_section_sort_entry::compare_section_ordering):
1820 (Output_section::Input_section_sort_compare::operator()): Change to
1821 consider section_order_index.
1822 (Output_section::Input_section_sort_init_fini_compare::operator()):
1823 Change to consider section_order_index.
1824 (Output_section::Input_section_sort_section_order_index_compare
1825 ::operator()): New method.
1826 (Output_section::sort_attached_input_sections): Change to sort
1827 according to section order when specified.
1828 (Output_section::add_input_section<32, true>): Add new parameter.
1829 (Output_section::add_input_section<64, true>): Add new parameter.
1830 (Output_section::add_input_section<32, false>): Add new parameter.
1831 (Output_section::add_input_section<64, false>): Add new parameter.
1832 * output.h (Output_section::add_input_section): Add new parameter.
1833 (Output_section::input_section_order_specified): New
1835 (Output_section::set_input_section_order_specified): New method.
1836 (Input_section::Input_section): Initialize section_order_index_.
1837 (Input_section::section_order_index): New method.
1838 (Input_section::set_section_order_index): New method.
1839 (Input_section::section_order_index_): New member.
1840 (Input_section::Input_section_sort_section_order_index_compare): New
1842 (Output_section::input_section_order_specified_): New member.
1843 * script-sections.cc (is_wildcard_string): Delete and move modified
1845 (Output_section_element_input::Output_section_element_input): Modify
1846 call to is_wildcard_string.
1847 (Output_section_element_input::Input_section_pattern
1848 ::Input_section_pattern): Ditto.
1849 (Output_section_element_input::Output_section_element_input): Ditto.
1850 * testsuite/Makefile.am (final_layout): New test case.
1851 * testsuite/Makefile.in: Regenerate.
1852 * testsuite/final_layout.cc: New file.
1853 * testsuite/final_layout.sh: New file.
1855 2010-06-01 Rafael Espindola <espindola@google.com>
1857 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1859 2010-06-01 Rafael Espindola <espindola@google.com>
1861 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1862 visibility of symbols.
1864 2010-05-27 Doug Kwan <dougkwan@google.com>
1866 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1867 from start of output section instead of address for a local symbol
1868 in a merged or relaxed section when doing a relocatable link.
1870 2010-05-26 Rafael Espindola <espindola@google.com>
1873 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1874 adding sections the garbage collector removed.
1875 * gold/testsuite/Makefile.am: Add test.
1876 * gold/testsuite/Makefile.in: Regenerate.
1877 * gold/testsuite/plugin_test_7.sh: New.
1878 * gold/testsuite/plugin_test_7_1.c: New.
1879 * gold/testsuite/plugin_test_7_2.c: New.
1881 2010-05-26 Rafael Espindola <espindola@google.com>
1883 * script-sections.cc (Output_section_definition::set_section_addresses):
1884 Check for --section-start.
1886 2010-05-26 Doug Kwan <dougkwan@google.com>
1888 * arm.cc (Arm_scan_relocatable_relocs): New class.
1889 (Target_arm::relocate_special_relocatable): New method.
1890 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1891 (Arm_relocate_functions::thumb_branch_common): Same.
1892 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1893 instead of Default_scan_relocatable_relocs.
1894 * target-reloc.h (relocate_for_relocatable): Let target handle
1895 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1896 * target.h (Sized_target::relocate_special_relocatable): New method.
1898 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1900 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1902 2010-05-23 Doug Kwan <dougkwan@google.com>
1904 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1906 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1907 with a direct branch, not a conditional branch, to a stub.
1908 * merge.cc (Output_merge_base::record_input_section): New method
1910 (Output_merge_data::do_add_input_section): Record input section if
1911 keeps-input-sections flag is set.
1912 (Output_merge_string::do_add_input_section): Ditto.
1913 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1914 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1916 (Output_merge_base::keeps_input_sections,
1917 Output_merge_base::set_keeps_input_sections,
1918 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1920 (Output_merge_base::Input_sections): New type declaration.
1921 (Output_merge_base::input_sections_begin,
1922 Output_merge_base::input_sections_end,
1923 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1924 (Output_merge_base::bool keeps_input_sections_,
1925 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1926 Output_merge_base::input_sections_): New data members.
1927 (Output_merge_data::do_set_keeps_input_sections): New method
1929 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1930 * output.cc (Output_section::Input_section::relobj): Move method
1931 defintion from class declaration to here and handle merge sections.
1932 (Output_section::Input_section::shndx): Ditto.
1933 (Output_section::Output_section): Remove initializations of removed
1934 data members and initialize new data member LOOKUP_MAPS_.
1935 (Output_section::add_input_section): Set keeps-input-sections flag
1936 for a newly created merge output section as appropriate. Adjust code
1937 to use Output_section_lookup_maps class.
1938 (Output_section::add_relaxed_input_section): Adjst code for lookup
1939 maps code refactoring.
1940 (Output_section::add_merge_input_section): Add a new parameter
1941 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1942 class. If adding input section to a newly created merge output
1943 section fails, remove the new merge section.
1944 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1945 Adjust code for use of the Output_section_lookup_maps class.
1946 (Output_section::find_merge_section): Ditto.
1947 (Output_section::build_lookup_maps): New method defintion.
1948 (Output_section::find_relaxed_input_section): Adjust code to use
1949 Output_section_lookup_maps class.
1950 (Output_section::get_input_sections): Export merge sections. Adjust
1951 code to use Output_section_lookup_maps class.
1952 (Output_section:::add_script_input_section): Adjust code to use
1953 Output_section_lookup_maps class. Update lookup maps for merge
1955 (Output_section::discard_states): Use Output_section_lookup_maps.
1956 (Output_section::restore_states): Same.
1957 * output.h (Merge_section_properties): Move class defintion out of
1959 (Output_section_lookup_maps): New class.
1960 (Output_section::Input_section::is_merge_section): New method
1962 (Output_section::Input_section::relobj): Move defintion out of class
1963 defintion. Declare method only.
1964 (Output_section::Input_section::shndx): Ditto.
1965 (Output_section::Input_section::output_merge_base): New method defintion.
1966 (Output_section::Input_section::u2_.pomb): New union field.
1967 (Output_section::Merge_section_by_properties_map,
1968 Output_section::Output_section_data_by_input_section_map,
1969 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1971 (Output_section::add_merge_input_section): Add new parameter
1972 KEEPS_INPUT_SECTIONS.
1973 (Output_section::build_lookup_maps): New method declaration.
1974 (Output_section::merge_section_map_,
1975 Output_section::merge_section_by_properties_map_,
1976 Output_section::relaxed_input_section_map_,
1977 Output_section::is_relaxed_input_section_map_valid_): Remove data
1979 (Output_section::lookup_maps_): New data member.
1981 2010-05-21 Doug Kwan <dougkwan@google.com>
1984 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1985 avoid a compilation error.
1987 2010-05-19 Rafael Espindola <espindola@google.com>
1989 * script-sections.cc (Output_section_definition::allocate_to_segment):
1990 Update the phdrs_list even when the output section is NULL.
1991 * testsuite/Makefile.am: Add test.
1992 * testsuite/Makefile.in: Regenerate.
1993 * testsuite/script_test_9.cc: New.
1994 * testsuite/script_test_9.sh: New.
1995 * testsuite/script_test_9.t: New.
1997 2010-05-19 Doug Kwan <dougkwan@google.com>
1999 * arm.cc (Arm_input_section::original_size): New method.
2000 (Arm_input_section::do_addralign): Add a cast.
2001 (Arm_input_section::do_output_offset): Remove static cast.
2002 (Arm_input_section::original_addralign,
2003 Arm_input_section::original_size_): Change type to uint32_t.
2004 (Arm_input_section::init): Add safe casts for section alignment
2006 (Arm_input_section::set_final_data_size): Do not set address and
2007 offset of stub table.
2008 (Arm_output_section::fix_exidx_coverage): Change use of of
2009 Output_section::Simple_input_section to that of
2010 Output_section::Input_section.
2011 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2012 except for the first pass.
2013 * output.cc (Output_section::get_input_sections): Change type of
2014 input_sections to std::list<Input_section>.
2015 (Output_section::add_script_input_section): Rename from
2016 Output_section::add_simple_input_section. Change type of SIS
2017 parameter from Simple_input_section to Input_section.
2018 * output.h (Output_section::Simple_input_section): Remove class.
2019 (Output_section::Input_section): Change class visibility to public.
2020 (Output_section::Input_section::addralign): Use stored alignments
2021 for special input sections if set.
2022 (Output_section::Input_section::set_addralign): New method.
2023 (Output_section::get_input_sections): Change parameter type from
2024 list of Simple_input_section to list of Input_section.
2025 (Output_section::add_script_input_section): Rename from
2026 Output_section::add_simple_input_section. Change first parameter's
2027 type from Simple_input_section to Input_section and remove the
2028 second and third parameters.
2029 * script-sections.cc (Input_section::Input_section_list): Change
2030 type to list of Output_section::Input_section/
2031 (Input_section_info::Input_section_info): Change parameter type of
2032 INPUT_SECTION to Output_section::Input_section.
2033 (Input_section_info::input_section): Change return type.
2034 (Input_section_info::input_section_): Change type to
2035 Output_section::Input_section.
2036 (Output_section_element_input::set_section_addresses): Adjust code
2037 to use Output_section::Input_section instead of
2038 Output_section::Simple_input_section. Adjust code for renaming
2039 of Output_section::add_simple_input_section.
2040 (Orphan_output_section::set_section_addresses): Ditto.
2042 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2044 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2045 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2047 2010-05-18 Rafael Espindola <espindola@google.com>
2049 * options.cc (General_options::finalize): Handle -nostdlib.
2050 * options.h (nostdlib): New option.
2051 * script.cc (script_add_search_dir): Handle -nostdlib.
2053 2010-05-12 Doug Kwan <dougkwan@google.com>
2055 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2056 attributes section only if there no attributes section after merging.
2057 (Target_arm::merge_object_attributes): Move value of
2058 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2059 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2060 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2061 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2062 and arm_attr_merge_7.stdout.
2063 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2064 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2065 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2066 arm_attr_merge_7b.o): New rules.
2067 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2069 * testsuite/Makefile.in: Regenerate.
2070 * testsuite/arm_attr_merge.sh: New file.
2071 * testsuite/arm_attr_merge_[67][ab].s: Same.
2073 2010-05-05 Nick Clifton <nickc@redhat.com>
2075 * po/es.po: Updated Spanish translation.
2077 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2079 * Makefile.am (install-exec-local): Properly install gold as
2080 default cross linker.
2081 * Makefile.in: Regenerated.
2083 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2084 Nick Clifton <nickc@redhat.com>
2086 * configure.ac (install_as_default): Define and set to false
2087 unless --enable-gold or --enable-gold=both/gold has been
2089 * configure: Regenerate.
2091 * Makefile.am (install-exec-local): Install the executable as
2092 'ld.gold'. If install_as_default is true then also install it as
2094 * Makefile.in: Regenerated.
2096 2010-04-24 Ian Lance Taylor <iant@google.com>
2098 * layout.cc (Layout::layout_reloc): In relocatable link don't
2099 combine reloc sections for grouped sections.
2101 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2103 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2104 sections that are not ordinary to icf.
2105 * icf.cc (get_section_contents): Handle relocation pointing to section
2106 with no object or shndx information.
2107 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2108 * testsuite/Makefile.in: Regenerate.
2109 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2110 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2112 2010-04-22 Ian Lance Taylor <iant@google.com>
2114 * expression.cc (Expression::Expression_eval_info): Add
2115 result_alignment_pointer field.
2116 (Expression::eval_with_dot): Add result_alignment_pointer
2117 parameter. Change all callers.
2118 (Expression::eval_maybe_dot): Likewise.
2119 (class Binary_expression): Add alignment_pointer parameter to
2120 left_value and right_value. Change all callers.
2121 (BINARY_EXPRESSION): Set result alignment.
2122 (class Trinary_expression): Add alignment_pointer parameter to
2123 arg2_value and arg3_value. Change all callers.
2124 (Trinary_cond::value): Set result alignment.
2125 (Max_expression::value, Min_expression::value): Likewise.
2126 (Align_expression::value): Likewise.
2127 * script-sections.cc (class Sections_element): Add dot_alignment
2128 parameter to set_section_addresses virtual function. Update
2130 (class Output_section_element): Likewise.
2131 (Script_sections::create_segments): Add dot_alignment parameter.
2133 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2134 (Script_sections::set_phdrs_clause_addresses): Likewise.
2135 * script-sections.h: Update declarations.
2136 * script.h: Update declarations.
2137 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2139 * testsuite/script_test_3.t: Set large alignment.
2140 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2141 segment has expected alignment.
2143 2010-04-22 Nick Clifton <nickc@redhat.com>
2145 * po/gold.pot: Updated by the Translation project.
2146 * po/vi.po: Updated Vietnamese translation.
2148 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2150 * testsuite/Makefile.am (check_PROGRAMS): Add
2151 icf_virtual_function_folding_test.
2152 * testsuite/Makefile.in: Regenerated.
2154 2010-04-15 Andrew Haley <aph@redhat.com>
2156 * options.h (merge_exidx_entries): New option.
2157 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2158 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2159 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2160 (Target_arm::merge_exidx_entries): New function.
2161 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2162 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2163 to Arm_exidx_fixup constructor.
2164 Add new arg, merge_exidx_entries.
2165 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2166 Arm_output_section::fix_exidx_coverage.
2168 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2170 * icf.cc (get_section_contents): Check for preemptible functions.
2171 Ignore addend when appropriate.
2172 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2174 (add_from_relobj): Check for section folded.
2175 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2176 * symtab.h (should_add_dynsym_entry): Add new parameter.
2177 * target-reloc.h (scan_relocs): Check for section folded.
2178 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2179 Check reloc types for function pointers in shared objects.
2180 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2182 (icf_preemptible_functions_test): New test case.
2183 (icf_string_merge_test): New test case.
2184 * testsuite.Makefile.in: Regenerate.
2185 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2186 bar_glob. Refactor code.
2187 * testsuite/icf_preemptible_functions_test.cc: New file.
2188 * testsuite/icf_preemptible_functions_test.sh: New file.
2189 * testsuite/icf_string_merge_test.cc: New file.
2190 * testsuite/icf_string_merge_test.sh: New file.
2191 * testsuite/icf_virtual_function_folding_test.cc: New file.
2192 * testsuite/icf_virtual_function_folding_test.sh: New file.
2194 2010-04-14 Doug Kwan <dougkwan@google.com>
2196 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2197 for local symbol recounting if we remove a section due to ICF.
2198 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2199 there are no regular objects in input.
2201 2010-04-13 Doug Kwan <dougkwan@google.com>
2203 * arm.cc (Arm_input_section::set_final_data_size): Compute
2204 accurate final data size instead of using current data size.
2206 2010-04-09 Doug Kwan <dougkwan@google.com>
2208 * layout.cc (Layout::choose_output_section): Handle script section
2210 (Layout::make_output_section_for_script): Add section type parameter.
2211 Handle script section types.
2212 * layout.h (Layout::make_output_section_for_script): Add section
2214 * output.cc (Output_section::Output_section): Initialize data member
2216 (Output_section::do_reset_address_and_file_offset): Do not set address
2217 to 0 if section is a NOLOAD section.
2218 * output.h (Output_section::is_noload): New method.
2219 (Output_section::set_is_noload): Ditto.
2220 (Output_section::is_noload_): New data member.
2221 * script-c.h (Script_section_type): New enum type.
2222 (struct Parser_output_section_header): Add new file section_type.
2223 * script-sections.cc (Sections_element::output_section_name): Add
2224 parameter for returning script section type.
2225 (Output_section_definition::output_section_name): Ditto.
2226 (Output_section_definition::section_type)P; New method.
2227 (Output_section_definiton::script_section_type_name): Ditto.
2228 (Output_section_definition::script_section_type_): New data member.
2229 (Output_section_definition::Output_section_definition): Initialize
2230 data member Output_section_definition::script_section_type_.
2231 (Output_section_definition::create_sections): Pass script section type
2232 to Layout::make_output_section_for_script.
2233 (Output_section_definition::output_section_name): Return script
2234 section type to caller.
2235 (Output_section_definition::set_section_address): Do not advance
2236 dot value and load address if section type is NOLOAD. Set address
2237 of NOLOAD sections regardless of section flags.
2238 (Output_section_definition::print): Print section type if it is
2239 not SCRIPT_SECTION_TYPE_NONE.
2240 (Output_section_definition::section_type): New method.
2241 (Output_section_definition::script_section_type_name): Ditto.
2242 (Script_sections::output_section_name): Add new parameter
2243 PSECTION_TYPE for returning script section type. Pass it to
2244 section elements. Handle discard sections.
2245 (Sort_output_sections::operator()): Handle NOLOAD sections.
2246 * script-sections.h (Script_sections::Section_type): New enum type.
2247 (Script_sections::output_section_name): Add a new parameter for
2248 returning script section type.
2249 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2251 * yyscript.y (union): Add new field SECTION_TYPE.
2252 (COPY, DSECT, INFO, NOLOAD): New tokens.
2253 (opt_address_and_section_type): Change type to output_section_header.
2254 (section_type): New non-terminal
2255 (section_header): Handle section type.
2256 (opt_address_and_section_type): Return section type value.
2258 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2260 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2261 * testsuite/plugin_common_test_2.c (foo): Likewise.
2263 2010-04-08 Doug Kwan <dougkwan@google.com>
2265 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2267 * output.cc (Output_section::add_merge_input_section): Simplify
2268 code and return status of Output_merge_base::add_input_section.
2269 Update merge section map only if Output_merge_base::add_input_section
2272 2010-04-07 Doug Kwan <dougkwan@google.com>
2274 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2275 if section is marked as containing instructions but has no mapping
2277 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2278 correct section index.
2279 (Arm_relobj::find_linked_text_section): Ditto.
2281 2010-04-07 Cary Coutant <ccoutant@google.com>
2283 * archive.cc (include_member): Destroy Read_symbols_data object before
2285 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2286 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2287 (Read_symbols_data::~Read_symbols_data) New destructor.
2288 (Section_relocs::Section_relocs) New constructor.
2289 (Section_relocs::~Section_relocs) New destructor.
2290 (Read_relocs_data::Read_relocs_data) New constructor.
2291 (Read_relocs_data::~Read_relocs_data) New destructor.
2292 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2293 pointers to NULL after deleting.
2295 2010-04-07 Doug Kwan <dougkwan@google.com>
2297 * arm.cc: Replace "endianity" with "endianness" in comments.
2298 (Arm_exidx_cantunwind): Ditto.
2299 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2300 (Arm_relobj::merge_flags_and_attributes): New method.
2301 (Arm_relobj::merge_flags_and_attributes_): New data member.
2302 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2303 (Arm_relobj::scan_sections_for_stubs): Ditto.
2304 (Arm_relobj::do_read_symbols): Check to see if we really want to
2305 merge processor-specific flags and attributes. Exit early if
2306 an object is empty except for section names and the undefined symbol.
2307 (Target_arm::do_finalize_sections): Move check for ELF format to
2308 Arm_relobj::do_read_symbols. Merge processor specific flags and
2309 attributes from a regular object only when we have determined that
2310 it is aapropriate. Do not create an .ARM.attributes section in
2311 output if there is no regular input object.
2312 (Target_arm::merge_processor_specific_flags): Check
2313 --warn-mismatch before printing any error.
2314 (Target_arm::merge_object_attributes): Ditto.
2315 * gold.cc (queue_middle_tasks): Handle the case in which there is
2316 no regular object in input.
2317 * options.cc (General_options::parse_EB): New method.
2318 (General_options::parse_EL): Same.
2319 (General_options::General_options): Initialize endianness_.
2320 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2322 (General_options::Endianness): New enum.
2323 (General_options::endianness): New method.
2324 (General_options::endianness_): New data member.
2325 * parameters.cc (Parameters::set_options): Check target endianness.
2326 (Parameters::set_target_once): Ditto.
2327 (Parameters::check_target_endianness): New method.
2328 (parameters_force_valid_target): If either -EL or -EB is specified,
2329 use it to define endianness of default target.
2330 * parameters.h (Parameters::check_target_endianness): New method
2332 * target.h (class Target): Change "endianity" to "endianness"
2335 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2337 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2338 * configure: Regenerate.
2339 * Makefile.in: Regenerate.
2340 * testsuite/Makefile.in: Regenerate.
2342 2010-04-06 Cary Coutant <ccoutant@google.com>
2345 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2346 prevailing definitions of common symbols.
2347 * testsuite/plugin_test_6.sh: New test case.
2348 * testsuite/plugin_common_test_1.c: New test case.
2349 * testsuite/plugin_common_test_2.c: New test case.
2350 * testsuite/Makefile.am (plugin_test_6): New test case.
2351 * testsuite/Makefile.in: Regenerate.
2353 2010-04-06 Nick Clifton <nickc@redhat.com>
2355 * po/vi.po: New Vietnamese translation.
2357 2010-03-30 Doug Kwan <dougkwan@google.com>
2359 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2361 2010-03-25 Doug Kwan <dougkwan@google.com>
2363 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2364 to avoid a conversion warning on a 32-bit host.
2366 2010-03-24 Ian Lance Taylor <iant@google.com>
2368 * testsuite/script_test_3.t: Add a TLS segment.
2369 * testsuite/Makefile.am (check_PROGRAMS): Add
2370 tls_phdrs_script_test.
2371 (tls_phdrs_script_test_SOURCES): Define.
2372 (tls_phdrs_script_test_DEPENDENCIES): Define.
2373 (tls_phdrs_script_test_LDFLAGS): Define.
2374 (tls_phdrs_script_test_LDADD): Define.
2375 * testsuite/Makefile.in: Rebuild.
2377 2010-03-23 Cary Coutant <ccoutant@google.com>
2379 * fileread.cc (find_or_make_view): Fix comment.
2381 2010-03-23 Ian Lance Taylor <iant@google.com>
2383 * script-sections.cc (class Orphan_section_placement): Define
2384 PLACE_TLS and PLACE_TLS_BSS.
2385 (Orphan_section_placement::Orphan_section_placement): Initialize
2387 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2388 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2389 (tls_script_test_SOURCES): Define.
2390 (tls_script_test_DEPENDENCIES): Define.
2391 (tls_script_test_LDFLAGS): Define.
2392 (tls_script_test_LDADD): Define.
2393 * testsuite/Makefile.in: Rebuild.
2395 2010-03-22 Doug Kwan <dougkwan@google.com>
2397 * arm.cc (Arm_relocate_functions::abs8,
2398 Arm_relocate_functions::abs16): Use correct check for overflow
2399 specified in the ARM ELF specs.
2400 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2401 target of a BLX instruction specially.
2402 (Reloc_stub::stub_type_for_reloc): Ditto.
2403 (Relocate::relocate): Use symbolic names instead of numeric relocation
2404 codes to report error.
2405 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2407 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2408 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2409 thumb2_blx_out_of_range.stdout
2410 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2411 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2412 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2413 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2414 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2415 thumb2_blx_in_range, thumb2_blx_in_range.o,
2416 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2417 thumb2_blx_out_of_range.o): New rules.
2418 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2419 thumb2_blx_in_range and thumb2_blx_out_of_range.
2420 * testsuite/Makefile.in: Regenerate.
2421 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2422 * testsuite/thumb_blx_in_range.s: New file.
2423 * testsuite/thumb_blx_out_of_range.s: New file.
2425 2010-03-22 Rafael Espindola <espindola@google.com>
2427 * archive.cc (Should_include): Move to archive.h.
2428 (should_include_member): Make it a member of Archive.
2430 (Add_lib_group_symbols): New.
2431 * archive.h: Include options.h.
2432 (Archive_member): Moved from Archive.
2433 (Should_include): Moved from archive.cc.
2435 (Add_lib_group_symbols): New.
2436 * dynobj.cc (do_should_include_member): New.
2437 * dynobj.h (do_should_include_member): New.
2438 * gold.cc (queue_initial_tasks): Update call to queue.
2439 * main.cc (main): Print lib group stats.
2440 * object.cc (do_should_include_member): New.
2441 * object.h: Include archive.h.
2442 (Object::should_include_member): New.
2443 (Object::do_should_include_member): New.
2444 (Sized_relobj::do_should_include_member): New.
2445 * options.cc (General_options::parse_start_lib): New.
2446 (General_options::parse_end_lib): New.
2447 (Input_arguments::add_file): Handle lib groups.
2448 (Input_arguments::start_group): Check we are not in a lib.
2449 (Input_arguments::start_lib): New.
2450 (Input_arguments::end_lib): New.
2451 * options.h (General_options): Add start_lib and end_lib.
2452 (Input_argument::lib_): New.
2453 (Input_argument::lib): New.
2454 (Input_argument::is_lib): New.
2455 (Input_file_lib): New.
2456 (Input_arguments::in_lib_): New.
2457 (Input_arguments::in_lib): New.
2458 (Input_arguments::start_lib): New.
2459 (Input_arguments::end_lib_): New.
2460 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2461 in unused members as preempted.
2462 (Sized_pluginobj::do_should_include_member): New.
2463 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2464 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2466 (Read_symbols::do_whole_lib_group): New.
2467 (Read_symbols::do_lib_group): New.
2468 (Read_symbols::do_read_symbols): Handle lib groups.
2469 (Read_symbols::get_name): Handle lib groups.
2470 * readsyms.h (Read_symbols): Add an archive member pointer.
2471 (Read_symbols::do_whole_lib_group): New.
2472 (Read_symbols::do_lib_group): New.
2473 (Read_symbols::member_): New.
2474 * script.cc (read_input_script): Update call to queue_soon.
2476 2010-03-19 Doug Kwan <dougkwan@google.com>
2478 * arm.cc (Stub_table::Stub_table): Initialize new data members
2479 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2480 (Stub_table::add_reloc_stub): Assign stub offset and update
2481 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2482 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2484 (Stub_table::update_data_size_and_addralign): Use
2485 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2486 instead of going over all reloc stubs.
2487 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2488 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2489 Stringpool_template::offset_ to size of Stringpool_char.
2490 (Stringpool_template::new_key_offset): Remove code to initialize
2491 Stringpool_template::offset_.
2492 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2493 Stringpool_template::offset_ to zero.
2495 2010-03-15 Doug Kwan <dougkwan@google.com>
2497 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2499 (Stringpool_template::new_key_offset): New method.
2500 (Stringpool_template::add_string): Assign offsets when adding new
2502 (Stringpool_template::set_string_offsets): Do not set string offsets
2503 when not optimizing.
2504 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2506 (Chunked_vector::clear): Clear size_.
2507 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2508 (Chunked_vector::size): Return size_.
2509 (Chunked_vector::push_back): Use size_ to find insert position.
2510 (Chunked_vector::size_): New data member.
2511 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2512 (Stringpool_template::new_key_offset): New method declaration.
2513 (Stringpool_template::offset_): New data member.
2515 2010-03-15 Rafael Espindola <espindola@google.com>
2517 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2518 Add_symbols' constructor.
2519 * readsyms.h (Add_symbols): Remove the input_group member.
2521 2010-03-10 Ian Lance Taylor <iant@google.com>
2523 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2524 target to ask whether a reference to a symbol requires a stack
2526 * target.h (Target::is_call_to_non_split): New function.
2527 (Target::do_is_call_to_non_split): Declare virtual function.
2528 * target.cc: Include "symtab.h".
2529 (Target::do_is_call_to_non_split): New function.
2530 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2532 2010-03-10 Cary Coutant <ccoutant@google.com>
2534 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2535 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2536 (File_read::open[2]): Add whole_file_view_ to list of views.
2537 (File_read::make_view): Remove test of whole_file_view_.
2538 (File_read::find_or_make_view): Create whole_file_view_ if
2540 (File_read::clear_views): Replace bool parameter with enum;
2541 adjust all callers. Don't delete views with permanent data;
2542 do delete cached views and views from archives if
2543 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2544 if clearing the corresponding view.
2545 * fileread.h (File_read::Clear_views_mode): New enum.
2546 (File_read::View::is_permanent_view): New method.
2547 (File_read::clear_views): Replace bool parameter
2548 with enum; adjust all callers.
2549 * options.h (General_options): Change keep_files_mapped option;
2550 add map_whole_files.
2551 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2553 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2556 2010-03-10 David S. Miller <davem@davemloft.net>
2558 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2560 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2562 * icf.cc (get_section_contents): Add '@' marker after processing the
2565 2010-03-08 Doug Kwan <dougkwan@google.com>
2567 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2568 due to a conversion warning.
2569 (Arm_relobj::update_output_local_symbol_count): Check for local
2570 symbol with unset output index.
2572 2010-03-05 Ian Lance Taylor <iant@google.com>
2574 * options.h (class General_options): Add --spare-dynamic-tags.
2575 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2576 --spare-dynamic-tags.
2578 2010-03-05 Ian Lance Taylor <iant@google.com>
2580 * incremental.cc: Include "libiberty.h".
2582 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2584 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2585 function, is_info_ member.
2586 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2587 (Versions::Versions): Update caller.
2588 (Versions::define_base_version): Likewise.
2589 (Versions::add_def): Likewise.
2591 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2593 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2594 (Scan::possible_function_pointer_reloc): New function.
2595 (Scan::local_reloc_may_be_function_pointer): Change to call
2596 possible_function_pointer_reloc.
2597 (Scan::global_reloc_may_be_function_pointer): Ditto.
2598 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2599 relocations in ".data.rel.ro._ZTV" section.
2600 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2601 * testsuite/icf_safe_so_test.cc: Ditto.
2602 * testsuite/icf_safe_test.cc: Ditto.
2603 * testsuite/icf_safe_test.sh: Ditto.
2605 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2606 Ian Lance Taylor <iant@google.com>
2608 * target-reloc.h (relocate_section): Check the symbol table index
2609 for -1U before setting the local symbol index.
2610 (scan_relocatable_relocs): If copying the relocation, record that
2611 the local symbol is required.
2612 * object.h (Symbol_value::is_output_symtab_index_set): New
2614 (Symbol_value::may_be_discarded_from_output_symtab): New
2616 (Symbol_value::has_output_symtab_entry): New function.
2617 (Symbol_value::needs_output_symtab_entry): Remove.
2618 (Symbol_value::output_symtab_index): Make sure the symbol index is
2620 (Symbol_value::set_output_symtab_index): Make sure the symbol
2621 index is not set. Make sure the new index is valid.
2622 (Symbol_value::set_must_have_output_symtab_entry): New function.
2623 (Symbol_value::has_output_dynsym_entry): New function.
2624 (Symbol_value::set_output_dynsym_index): Make sure the new index
2626 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2627 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2628 local symbol if permitted.
2629 (Sized_relobj::do_finalize_local_symbols): Call
2630 is_output_symtab_index_set rather than needs_output_symtab_entry.
2631 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2632 rather than needs_output_symtab_entry. Call
2633 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2634 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2635 is_output_symtab_index_set rather than needs_output_symtab_entry.
2636 * testsuite/discard_locals_relocatable_test.c: New file.
2637 * testsuite/discard_locals_test.sh: Test -r.
2638 * testsuite/Makefile.am (check_DATA): Add
2639 discard_locals_relocatable_test1.syms,
2640 discard_local_relocatable_test2.syms.
2641 (MOSTLYCLEANFILES): Likewise. Also add
2642 discard_locals_relocatable_test1.lout and
2643 discard_locals_relocatable_test2.out.
2644 (discard_locals_relocatable_test1.syms): New target.
2645 (discard_locals_relocatable_test.o): New target.
2646 (discard_locals_relocatable_test1.out): New target.
2647 (discard_locals_relocatable_test2.syms): New target.
2648 (discard_locals_relocatable_test2.out): New target.
2649 (various): Add missing ../ld-new dependencies.
2650 * testsuite/Makefile.in: Rebuild.
2652 2010-03-03 Nick Clifton <nickc@redhat.com>
2654 * po/fi.po: New Finnish translation.
2656 2010-03-01 Doug Kwan <dougkwan@google.com>
2658 * layout.cc (Layout::Layout): Force section types of .init_array*,
2659 .preinit_array* and .fini_array* sections.
2660 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2661 Fix check of return value of std::string::find.().
2662 (Output_section::Input_section_sort_compare::operator()): Remove
2663 comment about .init_array.
2664 (Output_section::Input_section_sort_init_fini_compare::operator()):
2666 (Output_section::sort_attached_input_sections): Handle .init_array
2667 and .fini_array specially.
2668 * output.h (Output_section::Inut_section_sort_compare): Update
2670 (Output_section::Input_section_sort_init_fini_compare): New struct.
2672 2010-02-26 Doug Kwan <dougkwan@google.com>
2674 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2675 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2676 * testsuite/debug_msg.sh: Avoid matching source line number for
2677 use of global variable undef_int.
2679 2010-02-26 Doug Kwan <dougkwan@google.com>
2681 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2682 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2683 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2684 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2685 * options.cc (General_options::General_options): Initialize member
2687 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2688 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2689 and rm_no_fix_v4bx.stdout
2690 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2691 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2692 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2693 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2694 and arm_no_fix_v4bx.
2695 * Makefile.in: Regenerate.
2696 * testsuite/arm_fix_v4bx.s: New file.
2697 * testsuite/arm_fix_v4bx.sh: Ditto.
2699 2010-02-24 Doug Kwan <dougkwan@google.com>
2701 * arm.cc (Target_arm::got_section): Make the .got section the first
2702 non RELRO section in the data segment.
2703 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2704 suffixes of section names.
2706 2010-02-24 Doug Kwan <dougkwan@google.com>
2708 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2709 flags and attributes merging if an input file is a binary file.
2710 * fileread.cc (Input_file::open): Record format of original file.
2711 * fileread.h (Input_file::Format): New enum type.
2712 (Input_file::Input_file): Initialize data member format_.
2713 (Input_file::format): New method definition.
2714 (Input_file::format_):: New data member.
2716 2010-02-24 Doug Kwan <dougkwan@google.com>
2718 * arm.cc (Arm_output_data_got): New class.
2719 (ARM_TCB_SIZE): New constant
2720 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2721 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2722 If user uses a script with a SECTIONS clause, issue only a warning
2723 for a misplaced EXIDX input section. Otherwise, issue an error.
2724 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2726 (Target_arm::got_mode_index_entry): Handle static linking.
2727 (Target_arm::Scan::local): Ditto.
2728 (Target_arm::Scan::global): Ditto.
2729 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2730 all incorrectly implemented relocations.
2731 (Target_arm::fix_exidx_coverage): Pass layout to
2732 Arm_output_section::fix_exidx_coverage.
2733 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2734 from ".ARM.exidx." and ".ARM.extab.".
2736 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2738 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2739 section if it does not already exist.
2740 * attributes.cc (Attributes_section_data::Attributes_section_data):
2741 Don't crash if size is zero.
2743 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2744 Ian Lance Taylor <iant@google.com>
2746 * gold.cc (queue_middle_tasks): If no input files were opened,
2748 * workqueue.h (Task_function::Task_function): Assert that there is
2751 2010-02-22 Doug Kwan <dougkwan@google.com>
2753 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2754 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2755 types to avoid warnings due to different uint64_t implementations
2758 2010-02-21 Doug Kwan <dougkwan@google.com>
2760 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2761 handling of the maximum backward branch offset.
2762 (Arm_relocate_functions::thumb_branch_common): Ditto.
2763 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2764 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2765 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2766 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2767 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2768 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2769 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2770 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2771 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2772 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2773 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2774 thumb2_bl_out_of_range.o): New rules.
2775 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2776 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2777 thumb2_bl_out_of_range
2778 * testsuite/Makefile.in: Regenerate.
2779 * testsuite/arm_bl_in_range.s: New file.
2780 * testsuite/arm_bl_out_of_range.s: Ditto.
2781 * testsuite/arm_branch_in_range.sh: Ditto.
2782 * testsuite/arm_branch_range.t: Ditto.
2783 * testsuite/thumb2_branch_range.t: Ditto.
2784 * testsuite/thumb_bl_in_range.s: Ditto.
2785 * testsuite/thumb_bl_out_of_range.s: Ditto.
2786 * testsuite/thumb_branch_range.t: Ditto.
2788 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2790 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2791 Add reloc offset information.
2792 * icf.cc (get_section_contents): Change iterators to point to the new
2793 vectors. Add reloc offset information to the contents.
2794 * icf.h (Icf::Sections_reachable_info): New typedef.
2795 (Icf::Sections_reachable_list): New typedef.
2796 (Icf::Offset_info): New typedef.
2797 (Icf::Reloc_info): New struct typedef.
2798 (Icf::Reloc_info_list): New typedef.
2799 (Icf::symbol_reloc_list): Delete method.
2800 (Icf::addend_reloc_list): Delete method.
2801 (Icf::section_reloc_list): Delete method.
2802 (Icf::reloc_info_list): New method.
2803 (Icf::reloc_info_list_): New member.
2805 2010-02-19 Doug Kwan <dougkwan@google.com>
2807 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2808 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2809 * arm.cc (Arm_relocation_functions): New forward declaration.
2810 (Target_arm::Target_arm): Initialize new data members
2811 got_mod_index_offset_ and tls_base_symbol_defined_.
2812 (Target_arm::Relocate::relocate_tls): New method.
2813 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2814 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2816 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2817 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2818 (Target_arm::got_mod_index_offset_,
2819 Target_arm::tls_base_symbol_defined_): New data members.
2820 (Target_arm::Scan::local, Target::Scan::global,
2821 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2824 2010-02-18 Doug Kwan <dougkwan@google.com>
2826 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2827 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2828 text section as a parameter becuase some broken tools may not set
2829 the link in section header.
2830 (Target_arm::has_got_section): New method.
2831 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2832 without any mapping symbol as data only. Remove warning.
2833 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2834 link in its section header, try to discover the link by inspecting the
2835 REL31 relocation at the beginning of the section.
2836 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2838 (Target_arm::Scan::global): Treat any reference to the symbol
2839 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2841 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2843 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2844 (Scan::global_reloc_may_be_function_pointer): New function.
2845 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2846 (Scan::global_reloc_may_be_function_pointer): New function.
2847 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2848 (Scan::global_reloc_may_be_function_pointer): New function.
2849 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2850 (Scan::global_reloc_may_be_function_pointer): New function.
2851 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2852 (Scan::global_reloc_may_be_function_pointer): New function.
2853 (Scan::possible_function_pointer_reloc): New function.
2854 (Target_x86_64::can_check_for_function_pointers): New function.
2855 * gc.h (gc_process_relocs): Scan relocation types to determine if
2856 function pointers were taken for targets that support it.
2857 * icf.cc (Icf::find_identical_sections): Include functions for
2858 folding in safe ICF whose pointer is not taken.
2859 * icf.h (Secn_fptr_taken_set): New typedef.
2860 (fptr_section_id_): New member.
2861 (section_has_function_pointers): New function.
2862 (set_section_has_function_pointers): New function.
2863 (check_section_for_function_pointers): New function.
2864 * options.h: Fix comment for safe ICF option.
2865 * target.h (can_check_for_function_pointers): New function.
2866 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2867 Modify icf_safe_test for X86-64.
2868 * testsuite/Makefile.in: Regenerate.
2869 * testsuite/icf_safe_so_test.cc: New file.
2870 * testsuite/icf_safe_so_test.sh: New file.
2871 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2872 (main): Change to take pointer to function kept_func_3.
2873 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2874 folding is done correctly for X86-64.
2876 2010-02-12 David S. Miller <davem@davemloft.net>
2878 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2879 is_symbolless parameter.
2880 (Output_reloc<SHT_REL>::is_symbolless): New.
2881 (Output_reloc<SHT_REL>::is_symbolless_): New.
2882 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2883 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2884 (Output_reloc<SHT_RELA>::is_symbolless): New.
2885 (Output_data_reloc::add_global): Handle is_symbolless.
2886 (Output_data_reloc::add_global_relative): Likewise.
2887 (Output_data_reloc::add_local): Likewise.
2888 (Output_data_reloc::add_local_relative): Likewise.
2889 (Output_data_reloc::add_symbolless_global_addend): New.
2890 (Output_data_reloc::add_symbolless_local_addend): New.
2891 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2893 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2894 instead of ->is_relative_
2895 (Output_reloc::write): Likewise.
2896 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2897 (Output_reloc::write_rel): Simplify.
2899 * sparc.cc (Target_sparc::Scan::local): Use
2900 ->add_symbolless_local_addend as needed.
2901 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2902 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2903 based upon relocation offset.
2905 2010-02-11 Doug Kwan <dougkwan@google.com>
2907 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2908 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2909 beginning of function.
2910 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2911 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2912 parameter is_32bit in calls to should_apply_static_reloc.
2913 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2914 (check_DATA): Add arm_abs_global.stdout.
2915 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2916 arm_abs_global.stdout): New rules.
2917 (MOSTLLYCLEANFILES): Add arm_abs_global
2918 * Makefile.in: Regenerate.
2919 * testsuite/arm_abs_global.s: New file.
2920 * testsuite/arm_abs_global.sh: Ditto.
2921 * testsuite/arm_abs_lib.s: Ditto.
2923 2010-02-11 Ian Lance Taylor <iant@google.com>
2925 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2927 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2928 Allocate_commons_task first.
2929 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2930 task, rather than symtab_lock_.
2931 (Gc_process_relocs::~Gc_process_relocs): New function.
2932 (Gc_process_relocs::is_runnable): Check this_blocker_.
2933 (Gc_process_relocs::locks): Use next_blocker_ rather than
2935 (Scan_relocs::~Scan_relocs): New function.
2936 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2938 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2940 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2941 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2942 constructor accordingly.
2943 (class Gc_process_relocs): Likewise.
2944 (class Scan_relocs): Likewise.
2945 * common.h (class Allocate_commons_task): Remove symtab_lock_
2946 field, and corresponding constructor parameter.
2947 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2949 (Allocate_commons_task::locks): Likewise.
2951 2010-02-11 Ian Lance Taylor <iant@google.com>
2953 * gold-threads.h (class Once): Define.
2954 (class Initialize_lock): Rewrite as child of Once.
2955 * gold-threads.cc (class Once_initialize): Define.
2956 (once_pointer_control): New static variable.
2957 (once_pointer, once_arg): New static variables.
2958 (c_run_once): New static function.
2959 (Once::Once, Once::run_once, Once::internal_run): New functions.
2960 (class Initialize_lock_once): Remove.
2961 (initialize_lock_control): Remove.
2962 (initialize_lock_pointer): Remove.
2963 (initialize_lock_once): Remove.
2964 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2965 (Initialize_lock::initialize): Rewrite.
2966 (Initialize_lock::do_run_once): New function.
2967 * archive.cc (Archive::interpret_header): Only clear name if it is
2969 * fileread.cc: Include "gold-threads.h"
2970 (file_counts_lock): New static variable.
2971 (file_counts_initialize_lock): Likewise.
2972 (File_read::release): Only increment counts when using --stats.
2973 Use a lock around the increment.
2974 * parameters.cc (class Set_parameters_target_once): Define.
2975 (set_parameters_target_once): New static variable.
2976 (Parameters::Parameters): Move here from parameters.h.
2977 (Parameters::set_target): Rewrite.
2978 (Parameters::set_target_once): New function.
2979 (Parameters::clear_target): Move here and rewrite.
2980 * parameters.h (class Parameters): Update declarations. Add
2981 set_parameters_target_once_ field.
2982 (Parameters::Parameters): Move to parameters.cc.
2983 (Parameters::clear_target): Likewise.
2984 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2986 (Start_group::~Start_group): New function.
2987 (Start_group::is_runnable): New function.
2988 (Start_group::locks, Start_group::run): New functions.
2989 (Finish_group::run): Change saw_undefined to size_t.
2990 * readsyms.h (class Start_group): Define.
2991 (class Finish_group): Change saw_undefined_ field to size_t.
2992 (Finish_group::Finish_group): Remove saw_undefined and
2993 this_blocker parameters. Change all callers.
2994 (Finish_group::set_saw_undefined): New function.
2995 (Finish_group::set_blocker): New function.
2996 * symtab.h (class Symbol_table): Change saw_undefined to return
2997 size_t. Change saw_undefined_ field to size_t.
2998 * target-select.cc (Set_target_once::do_run_once): New function.
2999 (Target_selector::Target_selector): Initialize set_target_once_
3000 field. Don't initialize lock_ and initialize_lock_ fields.
3001 (Target_selector::instantiate_target): Rewrite.
3002 (Target_selector::set_target): New function.
3003 * target-select.h (class Set_target_once): Define.
3004 (class Target_selector): Update declarations. Make
3005 Set_target_once a friend. Remove lock_ and initialize_lock_
3006 fields. Add set_target_once_ field.
3008 2010-02-10 Ian Lance Taylor <iant@google.com>
3010 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3012 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3013 (queue_middle_tasks): Add all blockers before queueing any tasks.
3014 (queue_final_tasks): Likewise.
3015 * token.h (Task_token::add_blockers): New function.
3016 * object.h (Input_objects::number_of_relobjs): New function.
3018 2010-02-10 Ian Lance Taylor <iant@google.com>
3020 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3021 shared, not if not position independent.
3022 * x86_64.cc (Relocate::relocate_tls): Likewise.
3023 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3024 (tls_pie_pic_test): New target.
3025 * testsuite/Makefile.in: Rebuild.
3027 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3028 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3029 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3030 * testsuite/Makefile.in: Rebuild.
3032 2010-02-09 David S. Miller <davem@davemloft.net>
3034 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3035 R_SPARC_RELATIVE using ->add_local_relative().
3036 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3038 * output.h (Output_data_dynamic::add_section_size): New method
3039 that takes two Output_data objects.
3040 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3041 entry param. Handle it in initializers.
3042 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3043 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3044 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3046 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3047 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3048 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3049 for dynrel_includes_plt.
3050 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3051 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3052 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3054 (Target_sparc::do_finalize_sections): Update to pass true for
3055 dynrel_includes_plt.
3056 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3057 output before .rela.plt
3058 (Target_powerpc::do_finalize_sections): Update to pass true for
3059 dynrel_includes_plt when 32-bit.
3061 2010-02-08 Doug Kwan <dougkwan@google.com>
3063 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3065 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3066 Arm_relobj::scan_section_for_cortex_a8_stubs,
3067 Arm_relobj::do_relocation_section): Instead of calling
3068 Output_section::output_address, use faster
3069 Arm_relobj::simple_input_section_output_address.
3071 2010-02-08 David S. Miller <davem@davemloft.net>
3073 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3074 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3075 relocation helper function.
3077 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3078 just like R_SPARC_GOT{10,13,22}.
3079 (Target_sparc::Scan::local): Likewise.
3080 (Target_sparc::Relocate:relocate): Likewise.
3082 2010-02-06 Ian Lance Taylor <iant@google.com>
3084 * configure.ac: Rewrite targetobjs duplicate removal code to use
3085 only shell constructs.
3086 * configure: Rebuild.
3088 2010-02-05 Doug Kwan <dougkwan@google.com>
3091 * arm.cc (Arm_relobj::section_is_scannable): New method.
3092 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3093 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3095 2010-02-04 Doug Kwan <dougkwan@google.com>
3098 * arm-reloc-property.cc (cstdio): Include.
3099 * configure.ac (targetobjs): Remove duplicates.
3100 * configure: Regenerate.
3101 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3102 big and little endian version for a given address size.
3104 2010-02-03 Doug Kwan <dougkwan@google.com>
3106 * arm-reloc-property.cc
3107 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3109 * arm-reloc-property.h
3110 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3111 New method definition.
3112 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3114 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3116 (GOT_PREL): Change implemented to Y.
3117 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3118 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3119 (Arm_relocate_functions::movw_abs_nc): Remove method.
3120 (Arm_relocate_functions::movt_abs): Ditto.
3121 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3122 (Arm_relocate_functions::thm_movt_abs): Ditto.
3123 (Arm_relocate_functions::movw_rel_nc): Ditto.
3124 (Arm_relocate_functions::movw_rel): Ditto.
3125 (Arm_relocate_functions::movt_rel): Ditto.
3126 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3127 (Arm_relocate_functions:thm_movw_rel): Ditto.
3128 (Arm_relocate_functions:thm_movt_rel): Ditto.
3129 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3130 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3131 New method definitions.
3132 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3133 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3134 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3135 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3136 (Target_arm::Relocate::relocate): Check for non-static or
3137 unimplemented relocation code and exit early. Change calls to
3138 Target_arm::reloc_uses_thumb_bit and
3139 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3140 instead. Refactor code to handle similar relocations to increase
3141 code sharing. Remove check for unsupported relocation code in switch
3143 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3144 relocation property table to find out size. Change error message to
3145 print out the name of a relocation code instead of the numeric value.
3146 (Target_arm::scan_reloc_for_stub): Use relocation property table
3147 instead of calling Target_arm::reloc_uses_thumb_bit().
3149 2010-02-02 Doug Kwan <dougkwan@google.com>
3151 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3152 types of relaxed input section.
3154 2010-02-02 Doug Kwan <dougkwan@google.com>
3156 * Makefile.am (HFILES): Add arm-reloc-property.h.
3158 (TARGETSOURCES): Add arm-reloc-property.cc
3159 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3160 (libgold_a_SOURCES): $(DEFFILES)
3161 * Makefile.in: Regenerate.
3162 * arm-reloc-property.cc: New file.
3163 * arm-reloc-property.h: New file.
3164 * arm-reloc.def: New file.
3165 * arm.cc: Update comments.
3166 (arm-reloc-property.h): New included header.
3167 (arm_reloc_property_table): New global variable.
3168 (Target_arm::do_select_as_default_target): New method definition.
3169 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3170 arm-reloc-property to targ_extra_obj.
3171 * parameters.cc (set_parameters_target): Call
3172 Target::select_as_default_target().
3173 * target.h (Target::select_as_default_target): New method definition.
3174 (Target::do_select_as_default_target): Same.
3176 2010-02-01 Doug Kwan <dougkwan@google.com>
3178 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3179 first_output_text_section_.
3180 (Arm_exidx_fixup::first_output_text_section): New method definition.
3181 (Arm_exidx_fixup::first_output_text_section_): New data member.
3182 (Arm_exidx_fixup::process_exidx_section): Record the first text
3183 output section seen.
3184 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3185 and entsize in output section header.
3187 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3189 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3190 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3191 (Arm_relocate_functions::thm_alu11): New Method.
3192 (Arm_relocate_functions::thm_pc8): New Method.
3193 (Arm_relocate_functions::thm_pc12): New Method.
3194 (Target_arm::Scan::local): Handle the relocations.
3195 (Target_arm::Scan::global): Likewise.
3196 (Target_arm::Relocate::relocate): Likewise.
3197 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3199 2010-01-29 Doug Kwan <dougkwan@google.com>
3201 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3202 of relocation types as ld.
3204 2010-01-29 Doug Kwan <dougkwan@google.com>
3206 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3208 (Arm_relocate_functions::thumb_branch_common): Ditto.
3209 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3210 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3211 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3212 Arm_relocate_functions::jump24): Remove.
3213 (Target_arm::Relocate::relocate): Adjust code to call
3214 Arm_relocation_functions::arm_branch_common and
3215 Arm_relocation_functions::thumb_branch_common instead of their removed
3216 wrappers. Merge switch-cases together to reduce source code size.
3218 2010-01-29 Doug Kwan <dougkwan@google.com>
3220 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3221 output_local_symbol_count_needs_update_.
3222 (Arm_relobj::output_local_symbol_count_needs_update,
3223 Arm_relobj::set_output_local_symbol_count_needs_update,
3224 Arm_relobj::update_output_local_symbol_count): New methods.
3225 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3227 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3228 of pointed function as in a R_ARM_PREL31 relocation.
3229 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3230 for output local symbol count updating.
3231 (Target_arm::do_relax): Update output local symbol counts in objects
3233 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3235 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3237 * arm.cc: Added support for the ARM relocations:
3238 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3239 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3240 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3242 (Arm_relocate_functions::movw_rel): New method.
3243 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3244 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3246 (Arm_relocate_functions::thm_movw_rel): New method.
3247 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3249 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3251 (Target_arm::Scan::global): Likewise.
3252 (Target_arm::Relocate::relocate): Likewise.
3253 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3256 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3258 * arm.cc: Added support for ARM group relocations.
3259 (Target_arm::reloc_needs_sym_origin): New method.
3260 (Arm_relocate_functions::calc_grp_kn): New method.
3261 (Arm_relocate_functions::calc_grp_residual): New method.
3262 (Arm_relocate_functions::calc_grp_gn): New method.
3263 (Arm_relocate_functions::arm_grp_alu): New Method.
3264 (Arm_relocate_functions::arm_grp_ldr): New Method.
3265 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3266 (Arm_relocate_functions::arm_grp_ldc): New Method.
3267 (Target_arm::Scan::local): Handle the ARM group relocations.
3268 (Target_arm::Scan::global): Likewise.
3269 (Target_arm::Relocate::relocate): Likewise.
3270 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3273 2010-01-26 Doug Kwan <dougkwan@google.com>
3275 * arm.cc (set): Include.
3276 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3278 (Arm_output_section::Text_section_list): New type.
3279 (Arm_output_section::append_text_sections_to_list): New method.
3280 (Arm_output_section::fix_exidx_coverage): Ditto.
3281 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3282 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3283 Relobj::set_section_offset() instead of
3284 Sized_relobj::invalidate_section_offset().
3285 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3286 parameter for section headers. Ignore relocation sections for
3287 unallocated sections and EXIDX sections.
3288 (Target_arm::fix_exidx_coverage): New method.
3289 (Target_arm::output_section_address_less_than): New type.
3290 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3291 linked text section instead of the EXIDX section.
3292 (Arm_output_section::create_stub_group): Add an assertion to check
3293 that this is not an EXIDX output section.
3294 (Arm_output_section::append_text_sections_to_list): New method.
3295 (Arm_output_section::fix_exidx_coverage): Ditto.
3296 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3297 Arm_relobj::section_needs_reloc_stub_scanning.
3298 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3300 (Target_arm::fix_exidx_coverage): New method.
3301 * object.h (Relobj::set_output_section): New method.
3302 (Sized_relobj::invalidate_section_offset): Remove method.
3303 (Sized_relobj::do_invalidate_section_offset): Remove method.
3304 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3306 2010-01-25 Doug Kwan <dougkwan@google.com>
3308 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3309 Fix warning due to signed and unsigned comparison on a 32-bit host.
3311 2010-01-22 Doug Kwan <dougkwan@google.com>
3313 * arm.cc (Target_arm::do_relax): Record an output section for section
3314 offset adjustment it contains any stub table that has changed.
3315 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3316 offsets in an output section if necessary.
3317 * output.cc (Output_section::Output_section): Initialize
3318 section_offsets_need_adjustments_.
3319 (Output_section::add_input_section_for_script): Renamed to
3320 Output_section::add_simple_input_section.
3321 (Output_section::save_states): Add a comment.
3322 (Output_section::discard_states): New method defintion.
3323 (Output_section::adjust_section_offsets): Same.
3324 * output.h (Output_section::add_input_section_for_script): Renamed to
3325 Output_section::add_simple_input_section.
3326 (Output_section::discard_states): New method declaration.
3327 (Output_section::adjust_section_offsets): Same.
3328 (Output_section::section_offsets_need_adjustment,
3329 Output_section::set_section_offsets_need_adjustment): New method
3331 (Output_section::section_offsets_need_adjustment_): New data member.
3332 * script-sections.cc
3333 (Output_section_element_input::set_section_address): Adjust code for
3334 renaming of Output_section::add_input_section_for_script.
3335 (Orphan_output_section::set_section_address): Same.
3337 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3339 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3340 Fix_v4bx enum values .
3341 * gold/options.h (General_options): New option definitions.
3342 (General_options::fix_v4bx): New method.
3343 (General_options::Fix_v4bx): New enum.
3344 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3345 (General_options::parse_fix_v4bx_interworking): New method.
3347 2010-01-22 Doug Kwan <dougkwan@google.com>
3349 * arm.cc (Arm_exidx_fixup): New class.
3351 2010-01-21 Doug Kwan <dougkwan@google.com>
3353 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3355 (Arm_exidx_section_offset_map): New type.
3357 2010-01-21 Doug Kwan <dougkwan@google.com>
3359 * arm.cc (Arm_exidx_input_section): New class.
3360 (Arm_relobj::exidx_input_section_by_link,
3361 Arm_relobj::exidx_input_section_by_shndx,
3362 Arm_relobj::make_exidx_input_section): New methods.
3363 (read_arm_attributes_section): Remove.
3364 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3365 information about them.
3366 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3369 2010-01-20 Doug Kwan <dougkwan@google.com>
3371 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3372 Input_section_specifier to Section_id.
3373 (Target_arm::new_arm_input_section: Adjust code for change of key
3375 (Target_arm::find_arm_input_section): Ditto.
3376 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3377 (Section_id): Remove.
3378 (Garbage_collection::Section_id_hash): Remove.
3379 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3380 (Section_id): Remove.
3381 (Icf::Section_id_hash): Remove.
3382 * object.h (Section_id, Const_section_id, Section_id_hash,
3383 Const_section_id_hash): New type definitions.
3384 * output.cc (Output_section::add_relaxed_input_section): Change to
3385 use Const_section_id instead of Input_section_specifier as key type.
3386 (Output_section::add_merge_input_section): Ditto.
3387 (Output_section::build_relaxation_map): Change to use Section_id
3388 instead of Input_section_specifier as key type.
3389 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3391 (Output_section::convert_input_sections_to_relaxed_sections): Change
3392 to use Const_section_id instead of Input_section_specifier as key type.
3393 (Output_section::find_merge_section): Ditto.
3394 (Output_section::find_relaxed_input_section): Ditto.
3395 * output.h (Input_section_specifier): Remove class.
3396 (Output_section::Output_section_data_by_input_section_map): Change
3397 key type to Const_section_id.
3398 (Output_section::Output_relaxed_input_section_by_input_section_map):
3400 (Output_section::Relaxation_map): Change key type to Section_id.
3402 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3404 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3405 (class Arm_v4bx_stub): New class.
3406 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3407 (Stub_factory::make_arm_v4bx_stub): New method.
3408 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3409 (Stub_table::empty): Handle v4bx stubs.
3410 (Stub_table::add_arm_v4bx_stub): New method.
3411 (Stub_table::find_arm_v4bx_stub): New method.
3412 (Arm_relocate_functions::v4bx): New method.
3413 (Target_arm::fix_v4bx): New method.
3414 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3415 (Stub_table::relocate_stubs): Likewise.
3416 (Stub_table::do_write): Likewise.
3417 (Stub_table::update_data_size_and_addralign): Likewise.
3418 (Stub_table::finalize_stubs): Likewise.
3419 (Target_arm::Scan::local): Likewise.
3420 (Target_arm::Scan::global): Likewise.
3421 (Target_arm::do_finalize_sections): Likewise.
3422 (Target_arm::Relocate::relocate): Likewise.
3423 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3425 (Target_arm::scan_reloc_for_stub): Likewise.
3426 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3428 2010-01-19 Ian Lance Taylor <iant@google.com>
3430 * output.cc (Output_section_headers::do_sized_write): Write large
3431 segment count to sh_info field.
3432 (Output_file_header::do_sized_write): For large segment count,
3433 write PN_XNUM to e_phnum field.
3435 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3437 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3438 (Arm_relocate_functions::thm_jump8): New function.
3439 (Arm_relocate_functions::thm_jump11): New function.
3440 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3442 (Target_arm::Scan::global): Likewise.
3443 (Target_arm::Relocate::relocate): Likewise.
3444 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3447 2010-01-14 Doug Kwan <dougkwan@google.com>
3449 * arm.cc (map, utility): Include headers.
3450 (Target_arm::apply_cortex_a8_workaround): New method.
3451 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3452 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3453 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3454 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3455 the --[no-]fix-cortex-a8 command line options.
3456 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3457 (Target_arm::relocate_stub): Use addend in instruction template.
3458 * options.h (DEFINE_bool): Set the user-set flag.
3459 (General_options): Add --[no-]-fix-cortex options.
3460 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3461 : Update fast look-up map after conversion.
3463 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3465 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3466 in the first pass of do_layout.
3468 2010-01-13 Doug Kwan <dougkwan@google.com>
3470 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3471 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3472 apparent compiler problem of not folding static constant integral
3473 data members of elfcpp::Elf_sizes<32>.
3475 2010-01-13 Doug Kwan <dougkwan@google.com>
3477 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3478 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3479 Arm_relobj::scan_section_for_cortex_a8_erratum,
3480 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3481 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3482 sections to scan for relocation stubs into a new method
3483 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3484 relocation and Cortex-A8 stub scanning.
3485 (Target_arm::do_relax): Force stubs to be after stubbed sections
3486 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3487 the beginning of a new relaxation pass. Update a comment.
3488 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3490 2010-01-12 Ian Lance Taylor <iant@google.com>
3492 * target-reloc.h (visibility_error): New inline function.
3493 (relocate_section): Call visibility_error.
3494 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3495 (MOSTLYCLEANFILES): Likewise.
3496 (protected_4_pic.o, protected_3.err): New targets.
3497 * testsuite/protected_4.cc: New file.
3499 2010-01-12 Doug Kwan <dougkwan@google.com>
3501 * arm.cc (Cortex_a8_reloc): New class.
3502 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3503 and cortex_a8_relocs_info_.
3504 (Target_arm::fix_cortex_a8): New method definition.
3505 (Target_arm::Cortex_a8_relocs_info): New type.
3506 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3507 New data member declarations.
3508 (Target_arm::scan_reloc_for_stub): Record information about
3509 relocations for THUMB branches that might be exempted from the
3510 Cortex-A8 workaround.
3511 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3512 at the beginning of a relaxation pass.
3514 2010-01-12 Doug Kwan <dougkwan@google.com>
3516 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3517 (Arm_relobj::Mapping_symbol_position,
3518 Arm_reloj::Mapping_symbol_position_less,
3519 Arm_relobj::Mapping_symbols_info): New types.
3520 (Target_arm::is_mapping_symbol_name): New method definition.
3521 (Arm_relobj::do_count_local_symbols): Save information about mapping
3524 2010-01-11 Doug Kwan <dougkwan@google.com>
3526 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3527 Arm_relocate_functions::thumb32_branch_upper,
3528 Arm_relocate_functions::thumb32_branch_lower,
3529 Arm_relocate_functions::thumb32_cond_branch_offset,
3530 Arm_relocate_functions::thumb32_cond_branch_upper,
3531 Arm_relocate_functions::thumb32_cond_branch_lower,
3532 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3533 branch offset encoding.
3534 (Arm_relocate_functions::thumb_branch_common): Use new branch
3535 offset encoding methods to avoid code duplication.
3536 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3537 (Stub_addend_reader::operator()): Use new branch encoding method
3538 to avoid code duplication.
3540 2010-01-11 Doug Kwan <dougkwan@google.com>
3542 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3543 (Target_arm::do_finalize_sections): Define special EXIDX section
3544 symbols only if referenced.
3545 * gc.h (Garbage_collection::add_reference): New method.
3546 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3549 2010-01-11 Ian Lance Taylor <iant@google.com>
3551 * script.cc (Version_script_info::build_expression_list_lookup):
3552 Change complaing about duplicate wildcard match from error to
3555 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3557 (Version_script_info::Version_script_info): Initialize globs_,
3558 default_version_, default_is_global_, and exact_. Don't
3559 initialize globals_ or locals_.
3560 (Version_script_info::build_lookup_tables): Build local symbols
3562 (Version_script_info::unquote): New function.
3563 (Version_script_info::add_exact_match): New function.
3564 (Version_script_info::build_expression_list_lookup): Remove lookup
3565 parameter. Add is_global parameter. Change all callers. Handle
3566 wildcard pattern specially. Unquote pattern. Call
3568 (Version_script_info::get_name_to_match): New function.
3569 (Version_script_info::get_symbol_version): New function.
3570 (Version_script_info::get_symbol_version_helper): Remove.
3571 (Version_script_info::check_unmatched_names): Call unquote.
3572 * script.h (class Version_script_info): Change get_symbol_version
3573 to be non-inline and add is_global parameter; change all callers.
3574 Rewrite symbol_is_local. Update declarations. Define struct
3575 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3576 Remove globals_ and locals_ members. Add exact_, globs_,
3577 default_version_, is_global_.
3578 (Version_script_info::Glob): Remove pattern, add expression and
3579 is_global. Update constructor. Change all callers.
3580 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3582 (Versions::symbol_section_contents): If a symbol is undefined, or
3583 defined in a dynamic object, set the version index to
3585 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3587 (Symbol_table::add_from_pluginobj): Likewise.
3588 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3590 2010-01-11 Doug Kwan <dougkwan@google.com>
3592 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3593 (incremental_dump_LDADD): Add linking option for libintl.
3594 * Makefile.in: Regenerate.
3596 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3599 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3601 * testsuite/Makefile.in: Regenerated.
3603 2010-01-10 Doug Kwan <dougkwan@google.com>
3605 * options.h (DEFINE_var): Use parentheses around argument varname__
3606 in macro body to avoid any unintended subsequent substitutions.
3608 2010-01-10 Ian Lance Taylor <iant@google.com>
3610 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3611 candidates before doing symbol resolution.
3613 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3614 ODR candidates if only one is weak.
3616 2010-01-08 Ian Lance Taylor <iant@google.com>
3618 * script.cc (Version_script_info::build_expression_list_lookup):
3619 Don't warn about ambiguous version, just record the ambiguity.
3620 (Version_script_info::get_symbol_version_helper): Give error if
3621 version is ambiguous.
3623 2010-01-08 Doug Kwan <dougkwan@google.com>
3625 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3626 prev_data_size_ and prev_addralign_. Remove initializer for
3627 deleted data member has_been_changed_.
3628 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3629 to determine if the table is empty.
3630 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3632 (Stub_table::add_reloc_stub): Define method in class definition
3633 instead of just declaring it there.
3634 (Stub_table::add_cortex_a8_stub): New method definition.
3635 (Stub_table::update_data_size_and_addralign): Ditto.
3636 (Stub_table::finalize_stubs): Ditto.
3637 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3638 (Stub_table::do_addralign_): Return address alignment in the
3639 (Stub_table::do_reset_address_and_file_offset): Define method in
3640 class definition instead of declaring it there. Set current data
3641 size to be the data size of the previous pass.
3642 (Stub_table::set_final_data_size): Use current data size as the
3644 (Stub_table::relocate_stub): Change parameter type of stub from
3645 Reloc_stub pointer to Stub pointer.
3646 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3647 (Stub_table::Cortex_a8_stub_list): New typedef.
3648 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3649 Stub_table::prev_addralign_): New data member.
3650 (Arm_relobj::Arm_relobj): Initialize data member
3651 section_has_cortex_a8_workaround_.
3652 (Arm_relobj::section_has_cortex_a8_workaround,
3653 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3655 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3657 (Target_arm::relocate_stub): Change parameter type of stub from
3658 Reloc_stub pointer to Stub pointer.
3659 (Insn_template::size, Insn_template::alignment): Handle
3660 THUMB16_SPECIAL_TYPE.
3661 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3662 Stub_table::update_data_size_and_addralign,
3663 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3665 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3666 (Stub_table::do_write): Ditto.
3667 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3669 2010-01-08 Ian Lance Taylor <iant@google.com>
3672 * symtab.h (class Symbol): Remove fields is_target_special_ and
3673 has_plt_offset_. Add field is_defined_in_discarded_section_.
3674 (Symbol::is_defined_in_discarded_section): New function.
3675 (Symbol::set_is_defined_in_discarded_section): New function.
3676 (Symbol::has_plt_offset): Rewrite.
3677 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3678 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3679 Don't initialize is_target_special_ or has_plt_offset_.
3680 Initialize is_defined_in_discarded_section_.
3681 (Symbol_table::add_from_relobj): If appropriate, set
3682 is_defined_in_discarded_section.
3683 * resolve.cc (Symbol::override_base_with_special): Don't test
3684 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3685 * target-reloc.h (relocate_section): Do special handling for
3686 symbols defined in discarded sections for global symbols as well
3689 2010-01-08 Ian Lance Taylor <iant@google.com>
3691 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3692 the SHT_SYMTAB case.
3694 2010-01-08 Ian Lance Taylor <iant@google.com>
3696 * object.cc (Sized_relobj::do_layout): Don't get confused if
3697 layout_eh_frame returns NULL.
3699 2010-01-08 Ian Lance Taylor <iant@google.com>
3702 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3703 dynamic symbol table, use the normal symbol table.
3704 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3707 2010-01-08 Ian Lance Taylor <iant@google.com>
3710 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3713 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3715 * version.cc (print_version): Change to "Copyright 2010".
3717 2010-01-08 Ian Lance Taylor <iant@google.com>
3721 * i386.cc (class Target_i386): Change return type of plt_section
3723 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3724 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3725 tls_desc_rel_ field.
3726 (Output_data_plt_i386::rel_tls_desc): New function.
3727 (Target_i386::rel_tls_desc_section): New function.
3728 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3729 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3730 R_386_TLS_DESC reloc in rel_tls_desc_section.
3731 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3732 Define struct Tlsdesc_info.
3733 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3734 (Target_x86_64::do_reloc_symbol_index): New function.
3735 (Target_x86_64::add_tlsdesc_info): New function.
3736 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3737 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3739 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3741 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3742 (Target_x86_64::rela_tlsdesc_section): New function.
3743 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3745 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3746 (Target_x86_64::do_reloc_addend): New function.
3747 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3748 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3749 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3750 (Output_reloc::type): New function.
3751 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3752 (Output_reloc::is_target_specific): New function.
3753 (Output_reloc::target_arg): New function.
3754 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3755 absolute relocs and target specific relocs.
3756 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3757 add_target_specific.
3758 (class Output_data_reloc) [SHT_RELA]: Likewise.
3759 * output.cc (Output_reloc::Output_reloc): Add four new versions
3760 for absolute relocs and target specific relocs.
3761 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3762 (Output_reloc::get_symbol_index): Likewise.
3763 (Output_reloc::local_section_offset): Check that local_sym_index_
3764 is not TARGET_CODE or 0.
3765 (Output_reloc::symbol_value): Likewise.
3766 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3768 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3769 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3771 * layout.cc (add_target_dynamic_tags): Use output section for
3772 DT_PLTRELSZ and DT_JMPREL.
3774 2010-01-07 Ian Lance Taylor <iant@google.com>
3777 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3779 (class Output_data_reloc_generic): Define.
3780 (class Output_data_reloc_base): Change base class to
3781 Output_data_reloc_generic. Change add() method to call
3782 bump_relative_reloc_count for a relative reloc. Remove
3784 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3786 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3787 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3789 * layout.h (class Layout): Update declaration.
3791 2010-01-07 Ian Lance Taylor <iant@google.com>
3793 * output.h (class Output_data): Add const version of
3794 output_section and do_output_section.
3795 (class Output_section_data): Add const version of
3797 (class Output_section): Likewise.
3798 * layout.cc (Layout::add_target_dynamic_tags): New function.
3799 * layout.h (class Layout): Update declarations.
3800 * arm.cc (Target_arm::do_finalize_sections): Use
3801 add_target_dynamic_tags.
3802 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3803 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3804 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3805 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3807 2010-01-07 Ian Lance Taylor <iant@google.com>
3810 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3813 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3814 Ian Lance Taylor <iant@google.com>
3817 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3818 Xindex::read_symtab_xindex.
3820 2010-01-07 Doug Kwan <dougkwan@google.com>
3822 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3823 (Insn_template::thumb16_bcond_insn): New method declaration.
3824 (Insn_template): Fix spelling.
3825 (Stub::thumb16_special): New method declaration.
3826 (Stub::do_write): Define virtual method which was previously pure
3828 (Stub::do_thumb16_special): New method declaration.
3829 (Stub::do_fixed_endian_write): New template member.
3830 (Reloc_stub::do_write): Remove.
3831 (Reloc_stub::do_fixed_endian_write): Remove.
3832 (Cortex_a8_stub): New class definition.
3833 (Stub_factory::make_cortex_a8_stub): New method definition.
3834 (Stub_factory::Stub_factory): Add missing static storage class
3835 qualifier for elf32_arm_stub_a8_veneer_blx.
3837 2010-01-07 Ian Lance Taylor <iant@google.com>
3840 * options.h (class General_options): Add --warn-unresolved-symbols
3841 and --error-unresolved-symbols.
3842 * errors.cc (Errors::undefined_symbol): Implement
3843 --warn-unresolved-symbols.
3845 * options.h (class General_options): Add -z text and -z textoff.
3846 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3848 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3850 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3851 (Garbage_collection::cident_sections): New function.
3852 (Garbage_collection::add_cident_section): New function.
3853 (Garbage_collection::cident_sections_): New member.
3854 (gc_process_relocs): Add references to sections whose names are C
3856 * gold.h (cident_section_start_prefix): New constant.
3857 (cident_section_stop_prefix): New constant.
3858 (is_cident): New function.
3859 * layout.cc (Layout::define_section_symbols): Replace string constants
3860 with the newly defined constants.
3861 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3863 * testsuite/Makefile.am: Add gc_orphan_section_test.
3864 * testsuite/Makefile.in: Regenerate.
3865 * testsuite/gc_orphan_section_test.cc: New file.
3866 * testsuite/gc_orphan_section_test.sh: New file.
3868 2010-01-06 Ian Lance Taylor <iant@google.com>
3871 * options.h (class General_options): Add --warn-shared-textrel.
3872 * layout.cc (Layout::finish_dynamic_section): Implement
3873 --warn-shared-textrel.
3876 * options.h (class General_options): Add --warn-multiple-gp.
3878 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3880 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3881 $(THREADSLIB) and $(LIBDL).
3882 * Makefile.in: Rebuild.
3884 2010-01-06 Ian Lance Taylor <iant@google.com>
3887 * options.cc (General_options::parse_section_start): New function.
3888 (General_options::section_start): New function.
3889 (General_options::General_options): Initialize all members.
3890 * options.h: Include <map>
3891 (class General_options): Add --section-start. Add section_starts_
3893 * layout.cc (Layout::attach_allocated_section_to_segment): If
3894 --section-start was used, set the address of the segment. Remove
3895 local sort_sections.
3896 (Layout::relaxation_loop_body): If the address of the load segment
3897 has been set by --section-start, don't use it.
3898 * output.h (Output_segment::update_flags_for_output_section): New
3900 * output.cc (Output_segment::add_output_section): Call
3901 update_flags_for_output_section.
3903 2010-01-05 Ian Lance Taylor <iant@google.com>
3906 * options.h (class General_options): Add --undefined-version.
3907 * script.cc (struct Version_expression): Add was_matched_by_symbol
3909 (Version_script_info::matched_symbol): New function.
3910 (Version_script_info::get_symbol_version_helper): Call
3912 (Version_script_info::check_unmatched_names): New function.
3913 * script.h (class Version_script_info): Update declarations.
3914 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3916 * options.h (class General_options): Use DEFINE_bool_alias for
3917 allow_multiple_definition.
3918 * resolve.cc (Symbol_table::should_override): Don't test
3919 allow_multiple_definition.
3922 * options.h (class General_options): Add --cref.
3923 * main.cc (main): Print cref table if --cref. Don't close mapfile
3924 until after printing cref table.
3925 * cref.cc: Include "symtab.h".
3926 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3927 (Cref_table_compare::operator()): New function.
3928 (Cref_inputs::gather_cref): New function.
3929 (filecol): New static const.
3930 (Cref_inputs::print_cref): New function.
3931 (Cref::print_cref): New function.
3932 * cref.h: Include <cstdio>.
3933 (class Cref): Update declarations.
3934 * mapfile.h (Mapfile::file): New function.
3935 * object.h (class Object): Define Symbols. Declare virtual
3936 do_get_global_symbols.
3937 (Object::get_global_symbols): New function.
3938 * object.cc (Input_objects::add_object): Pass object to cref_ if
3940 (Input_objects::archive_start): Likewise.
3941 (Input_objects::archive_stop): Likewise.
3942 (Input_objects::print_cref): New function.
3943 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3944 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3946 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3948 * plugin.h (class Sized_pluginobj): Update declarations.
3950 2010-01-05 Ian Lance Taylor <iant@google.com>
3952 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3953 to is_default_version. Rename insdef to insdefault.
3954 (Symbol_table::add_from_relobj): Rename def to is_default_version
3955 and local to is_forced_local.
3956 (Symbol_table::add_from_pluginobj): Likewise.
3957 (Symbol_table::add_from_dynobj): Likewise.
3958 (Symbol_table::define_special_symbol): Rename insdef to
3961 2010-01-04 Ian Lance Taylor <iant@google.com>
3964 * options.h (class General_options): Add
3965 --allow-multiple-definition and -z muldefs.
3966 * resolve.cc (Symbol_table::should_override): Don't warn about a
3967 multiple symbol definition if --allow-multiple-definition or -z
3971 * options.h (class General_options): Add --add-needed and
3972 --copy-dt-needed-entries. Tweak --as-needed help entry.
3973 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3974 error if --copy-dt-needed-entries aka --add-needed is used and
3975 would cause a change in behaviour.
3978 * options.h (class General_options): Add -G as a short version of
3979 --shared. Add no-op options -assert, -g, and -i.
3981 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3983 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3984 check for .text or .gnu.linkonce.t sections.
3985 * icf.cc (Icf::find_identical_sections): Ditto.
3986 Change the detection for mangled function name within the section
3988 * icf.h (is_section_foldable_candidate): New function.
3990 2009-12-30 Ian Lance Taylor <iant@google.com>
3993 * options.h (class General_options): Permit two dashes with
3994 --retain-symbols-file.
3996 2009-12-30 Ian Lance Taylor <iant@google.com>
3999 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4000 don't put the file header and segment headers in the text
4004 * common.cc (Sort_commons::operator()): Stabilize sort when both
4006 (Symbol_table::do_allocate_commons_list): When allocating common
4007 symbols, skip a symbol which is no longer common.
4008 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4009 an object before checking its type.
4010 * testsuite/common_test_2.c: New file.
4011 * testsuite/common_test_3.c: New file.
4012 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4013 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4014 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4015 (common_test_2_pic.o, common_test_2.so): New targets.
4016 (common_test_3_pic.o, common_test_3.so): New targets.
4017 * testsuite/Makefile.in: Rebuild.
4020 * script.cc (read_input_script): If we see a new SECTIONS clause,
4021 and we have added an input section, give an error.
4022 * layout.h (class Layout): Add have_added_input_section function.
4023 Add have_added_input_section_ field.
4024 * layout.cc (Layout::Layout): Initialize
4025 have_added_input_section_.
4026 (Layout::layout): Set have_added_input_section_.
4027 (Layout::layout_eh_frame): Likewise.
4029 2009-12-30 Ian Lance Taylor <iant@google.com>
4032 * options.h (class General_options): Add --sort-common option.
4033 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4034 * common.cc (Sort_common): Add sort_order parameter to
4035 constructor. Add sort_order_ field.
4036 (Sort_commons::operator): Check sort_order_.
4037 (Symbol_table::allocate_commons): Determine the sort order.
4038 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4040 (Symbol_table::do_allocate_commons_list): Likewise.
4042 2009-12-30 Ian Lance Taylor <iant@google.com>
4045 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4046 symbols from this object, don't change the visibility of an
4048 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4050 2009-12-30 Ian Lance Taylor <iant@google.com>
4053 * script.h (class Version_script_info): Define Language enum.
4054 Update declarations. Define Glob, Exact, and Lookup types. Add
4055 new fields globals_, locals_, and is_finalized_.
4056 * script.cc: Various formatting fixes.
4057 (class Parser_closure): Change language_stack_ from a vector of
4058 std::string to one of Version_script_info::Language. Adjust all
4060 (class Lazy_demangler): Remove.
4061 (struct Version_expression): Change language from std::string to
4062 Version_script_info::Language.
4063 (Version_script_info::Version_script_info): New function.
4064 (Version_script_info::~Version_script_info): Don't call clear.
4065 (Version_script_info::finalize): New function.
4066 (Version_script_info::build_lookup_tables): New function.
4067 (Version_script_info::build_expression_list_lookup): New
4069 (Version_script_info::get_symbol_version_helper): Rewrite to use
4071 (Version_script_info::print_expression_list): Adjust to use
4072 Version_script_info::Language.
4073 (script_push_lex_into_version_mode): Check that the version script
4074 has not been finalized.
4075 (version_script_push_lang): Change language string to
4076 Version_script_info::Language.
4077 * options.cc (Command_line::version_script): New function.
4078 * options.h (class General_options): Add finalize_dynamic_list
4079 function. Change version_script from declaration to definition.
4080 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4081 * testsuite/version_script.map: Remove duplicate def of foo.
4082 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4084 * testsuite/Makefile.in: Rebuild.
4086 2009-12-30 Ian Lance Taylor <iant@google.com>
4089 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4090 if the input symbol index is 0, make the output symbol index 0.
4092 2009-12-30 Ian Lance Taylor <iant@google.com>
4095 * options.h (class General_options): Add -x/--discard-all.
4096 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4097 --discard-all. If the local symbol needs a dynamic entry, check
4098 that before handling --discard-locals.
4100 2009-12-30 Ian Lance Taylor <iant@google.com>
4103 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4105 (Output_segment::add_output_section): Don't change the flags if
4109 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4110 GNU hash table if they need a dynamic value. Otherwise, don't add
4111 them if they are defined in a dynamic object or are forced local.
4113 2009-12-29 Ian Lance Taylor <iant@google.com>
4116 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4117 .gnu.hash table for a 32-bit target.
4120 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4121 regular and a dynamic object only needs a dynamic symbol table
4122 entry if it is externally visible.
4125 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4126 constructor. Add global_offset_table_ field.
4127 (Target_i386::got_section): Set global_offset_table_.
4128 (Target_i386::do_finalize_sections): Set global_offset_table_
4130 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4131 in constructor. Add global_offset_table_ field.
4132 (Target_x86_64::got_section): Set global_offset_table_.
4133 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4136 * layout.cc (Layout::Layout): Initialize increase_relro_.
4137 (Layout::get_output_section): Add is_relro, is_last_relro, and
4138 is_first_non_relro parameters. Change all callers.
4139 (Layout::choose_output_section): Likewise.
4140 (Layout::add_output_section_data): Likewise.
4141 (Layout::make_output_section): Likewise.
4142 (Layout::set_segment_offsets): Clear increase_relro when using a
4144 * layout.h (class Layout): Add increase_relro method. Add
4145 increase_relro_ field. Update declarations.
4146 * output.cc (Output_section::Output_section): Initialize
4147 is_last_relro_ and is_first_non_relro_.
4148 (Output_segment::add_output_section): Group relro sections is
4149 do_sort is true. Handle is_last_relro and is_first_non_relro.
4150 (Output_segment::maximum_alignment): Remove relro handling.
4151 (Output_segment::set_section_addresses): Add increase_relro
4152 parameter. Change all callers. Add initial alignment to align
4153 relro sections on separate page. Remove old relro handling.
4154 (Output_segment::set_section_list_addresses): Remove in_relro
4155 parameter. Change all callers.
4156 (Output_segment::set_offset): Add increase parameter. Change all
4157 callers. Remove old relro handling.
4158 * output.h (class Output_section): Add new methods: is_last_relro,
4159 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4160 Add is_last_relro_ and is_first_non_relro_ fields.
4161 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4162 Create separate .got.plt section. Call increase_relro.
4163 * x86_64.cc (Target_x86_64::got_section): Likewise.
4164 * testsuite/relro_script_test.t: Add .got.plt.
4167 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4168 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4169 (Layout::finalize): Call set_dynamic_symbol_size.
4170 (Layout::set_dynamic_symbol_size): New function.
4171 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4172 set_dynamic_symbol_size.
4175 * output.h (class Output_section): Add is_entsize_zero_ field.
4176 * output.cc (Output_section::Output_section): Initialize
4178 (Output_section::set_entsize): If two different entsizes are
4179 requested, force it to zero.
4180 (Output_section::add_input_section): Set flags for .debug_str
4181 before updating section flags. Set entsize.
4182 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4183 and SHF_STRING if all input sections have those flags.
4185 2009-12-29 Rafael Espindola <espindola@google.com>
4187 * main.cc (main): Fix the sys time reporting.
4188 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4191 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4193 * options.cc (General_options::parse_version): Allow -v to exit
4194 without an error if there is nothing to link.
4196 2009-12-29 Ian Lance Taylor <iant@google.com>
4198 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4199 using a version of gcc before 4.1.
4200 * configure: Rebuild.
4202 2009-12-28 Chris Demetriou <cgd@google.com>
4204 * attributes.cc (Output_attributes_section_data::do_write): Use
4205 std::vector::front rather than std::vector::data.
4207 2009-12-28 Ian Lance Taylor <iant@google.com>
4209 * symtab.h (class Symbol_table): Add enum Defined.
4210 * resolve.cc (Symbol_table::should_override): Add defined
4211 parameter. Change all callers. Test whether object is NULL
4212 before calling a method on it.
4213 (Symbol_table::report_resolve_problem): Add defined parameter.
4215 (Symbol_table::should_override_with_special): Likewise.
4216 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4217 parameter. Change all callers.
4218 (Symbol_table::do_define_in_output_data): Likewise.
4219 (Symbol_table::define_in_output_segment): Likewise.
4220 (Symbol_table::do_define_in_output_segment): Likewise.
4221 (Symbol_table::define_as_constant): Likewise.
4222 (Symbol_table::do_define_as_constant): Likewise.
4223 * script.h (class Symbol_assignment): Add is_defsym parameter to
4224 constructor; change all callers.
4225 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4226 parameter. Change all callers. Add is_defsym_ field.
4227 (class Parser_closure): Add parsing_defsym parameter to
4228 constructor; change all callers. Add parsing_defsym accessor
4229 function. Add parsing_defsym_ field.
4231 2009-12-28 Ian Lance Taylor <iant@google.com>
4233 * gold.cc (queue_middle_tasks): Fix formatting.
4234 * object.cc (Relobj::is_section_name_included): Likewise.
4236 2009-12-23 Ian Lance Taylor <iant@google.com>
4238 * i386.cc (Target_i386::do_calls_non_split): Recognize
4239 -fsplit-stack prologue for a function with a static chain.
4240 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4241 -fsplit-stack prologue when using %r11.
4243 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4245 * options.cc (General_options::parse_version): Make -v continue and do
4246 the link like GNU ld does.
4248 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4250 * Makefile.am (CCFILES): Add timer.cc.
4251 (HFILES): Add timer.h.
4252 * configure.ac: Check for sysconf and times.
4253 * main.cc: include timer.h.
4254 (main): Use Timer instead of get_run_time.
4257 * workqueue.cc: include timer.h.
4258 (Workqueue::find_and_run_task):
4259 Report user, sys and wall time.
4260 * Makefile.in: Regenerate.
4261 * config.in: Regenerate.
4262 * configure: Regenerate.
4264 2009-12-16 Doug Kwan <dougkwan@google.com>
4266 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4268 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4269 relaxed input sections.
4270 * output.cc (Output_section::find_relaxed_input_section): Change
4271 return type to Output_relaxed_input_section pointer. Adjust code
4272 for new type of relaxed_input_section_map_.
4273 * output.h (Output_section::find_relaxed_input_section): Change
4274 return type to Output_relaxed_input_section pointer.
4275 (Output_section::Output_relaxed_input_section_by_input_section_map):
4277 (Output_section::relaxed_input_section_map_): Change type to
4278 Output_section::Output_relaxed_input_section_by_input_section_map.
4279 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4282 2009-12-15 Ian Lance Taylor <iant@google.com>
4284 * layout.cc (Layout::create_shstrtab): Only write out after input
4285 sections if we are compressing debug sections.
4287 2009-12-15 Ian Lance Taylor <iant@google.com>
4289 * archive.cc (Archive::add_symbols): Only look up a symbol without
4290 a version if there is, in fact, a version.
4292 2009-12-14 Ian Lance Taylor <iant@google.com>
4294 Revert -Wshadow changes, all changes from:
4295 2009-12-11 Doug Kwan <dougkwan@google.com>
4296 2009-12-11 Nick Clifton <nickc@redhat.com>
4297 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4299 2009-12-11 Doug Kwan <dougkwan@google.com>
4301 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4303 * attributes.cc (Object_attribute::size): Ditto.
4304 (Attributes_section_data::size): Ditto.
4305 (Attributes_section_data::Attributes_section_data): Ditto.
4306 (Output_attributes_section_data::do_write): Ditto.
4307 * attributes.h (Object_attribute::set_type): Ditto.
4308 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4310 2009-12-11 Nick Clifton <nickc@redhat.com>
4312 * archive.cc: Fix shadowed variable warnings.
4314 * compressed_output.cc: Likewise.
4315 * compressed_output.h: Likewise.
4316 * configure: Likewise.
4317 * dwarf_reader.cc: Likewise.
4318 * dynobj.cc: Likewise.
4319 * dynobj.h: Likewise.
4320 * ehframe.cc: Likewise.
4321 * ehframe.h: Likewise.
4322 * errors.cc: Likewise.
4323 * expression.cc: Likewise.
4324 * fileread.cc: Likewise.
4325 * fileread.h: Likewise.
4326 * freebsd.h: Likewise.
4327 * i386.cc: Likewise.
4329 * incremental.h: Likewise.
4330 * layout.cc: Likewise.
4331 * layout.h: Likewise.
4332 * mapfile.cc: Likewise.
4333 * merge.cc: Likewise.
4334 * merge.h: Likewise.
4335 * object.cc: Likewise.
4336 * object.h: Likewise.
4337 * options.h: Likewise.
4338 * output.cc: Likewise.
4339 * output.h: Likewise.
4340 * parameters.cc: Likewise.
4341 * plugin.cc: Likewise.
4342 * powerpc.cc: Likewise.
4343 * reduced_debug_output.cc: Likewise.
4344 * reduced_debug_output.h: Likewise.
4345 * reloc.cc: Likewise.
4346 * reloc.h: Likewise.
4347 * resolve.cc: Likewise.
4348 * script-sections.cc: Likewise.
4349 * script.cc: Likewise.
4350 * script.h: Likewise.
4351 * sparc.cc: Likewise.
4352 * symtab.cc: Likewise.
4353 * symtab.h: Likewise.
4354 * target-select.cc: Likewise.
4355 * target-select.h: Likewise.
4356 * token.h: Likewise.
4357 * workqueue.cc: Likewise.
4358 * workqueue.h: Likewise.
4359 * x86_64.cc: Likewise.
4361 2009-12-10 Doug Kwan <dougkwan@google.com>
4363 * arm.cc (attributes.h): New include.
4364 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4365 (Arm_relobj::~Arm_relobj): Delete object pointed by
4366 attributes_section_data_.
4367 (Arm_relobj::attributes_section_data): New method definition.
4368 (Arm_relobj::attributes_section_data_): New data member declaration.
4369 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4370 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4371 attributes_section_data_.
4372 (Arm_dynobj::attributes_section_data): New method definition.
4373 (Arm_dynobj::attributes_section_data_): New data member declaration.
4374 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4375 initialization value of may_use_blx_ to false.
4376 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4377 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4378 object attributes to compute results instead of hard-coding.
4379 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4380 Target_arm::get_secondary_compatible_arch,
4381 Target_arm::set_secondary_compatible_arch
4382 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4383 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4384 New method declarations.
4385 (Target_arm::get_aeabi_object_attribute): New method definition.
4386 (Target_arm::attributes_section_data_): New data member declaration.
4387 (read_arm_attributes_section): New template definition.
4388 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4389 (Arm_dynobj::do_read_symbols): Ditto.
4390 (Target_arm::do_finalize_sections): Merge attributes sections from
4391 input. Check for BLX use after attributes section merging.
4392 Fix __exidx_start and __exidx_end visibility. Create an
4393 .ARM.attributes section if necessary.
4394 (Target_arm::get_secondary_compatible_arch,
4395 Target_arm::set_secondary_compatible_arch,
4396 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4397 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4398 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4399 New method definitions.
4401 2009-12-09 Ian Lance Taylor <iant@google.com>
4403 * plugin.cc (Plugin::load): Don't cast from void* to a function
4406 2009-12-09 Ian Lance Taylor <iant@google.com>
4408 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4411 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4413 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4414 Replace two_file_shared_1.so with two_file_shared_2.so.
4415 * testsuite/Makefile.in: Regenerated.
4417 2009-12-08 Doug Kwan <dougkwan@google.com>
4419 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4420 (HFILES): Add attributes.h and int_encoding.h.
4421 * Makefile.in: Regenerate.
4422 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4423 function definitions to int_encoding.cc
4424 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4425 prototypes to int_encoding.h
4426 * reduced_debug_output.cc (int_encoding.h): New include.
4427 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4428 function definitions to int_encoding.cc
4429 (insert_into_vector, read_from_pointer): Move template definitions to
4431 * attributes.cc: New file.
4432 * attributes.h: New file.
4433 * int_encoding.cc: New file.
4434 * int_encoding.h: New file.
4436 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4439 * incremental-dump.cc (dump_incremental_inputs): New.
4440 (main): Use dump_incremental_inputs.
4442 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4445 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4446 checking elfcpp::STT_FUNC.
4447 (Target_i386::Relocate::relocate): Likewise.
4448 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4450 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4451 symbols from shared libraries into normal FUNC symbols.
4453 * symtab.h (Symbol): Add is_func and use it.
4455 2009-12-05 Doug Kwan <dougkwan@google.com>
4457 * arm.cc (Target_arm::arm_info): Initialize new fields
4458 attributes_section and attributes_vendor.
4459 * i386.cc (Target_i386::i386_info): Same.
4460 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4461 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4462 fields attributes_section and attributes_vendor.
4463 * sparc.cc (Target_sparc::sparc_info): Same.
4464 * target.h (Target::attributes_section, Target::attributes_vendor,
4465 Target::is_attributes_section, Target::attribute_arg_type,
4466 Target::attributes_order): New method definitions.
4467 (Target::Target_info::attributes_section,
4468 Target::Target_info::attributes_vendor): New fields.
4469 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4470 virtual method definitions.
4471 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4472 attributes_section and attributes_vendor.
4473 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4475 2009-12-05 Doug Kwan <dougkwan@google.com>
4477 * arm.cc: Update comments about interworking and stub generation.
4478 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4479 considered as non-PIC.
4480 (Arm_relocate_functions::base_abs): Fix formatting.
4481 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4482 of function to use GOT entry address instead of offset.
4483 (Target_arm::Scan::global): Issue an error if a symbol would need a
4484 PLT does not get one because it is untyped. Remove code to create
4485 dynamic symbols for relative branches.
4486 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4487 takes unsigned integer instead of boolean.
4489 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4491 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4492 (two_file_test_LDADD): Likewise.
4493 (common_test_1_LDADD): Likewise.
4494 (exception_test_LDADD) Likewise.
4495 (weak_test_LDADD): Likewise.
4496 (many_sections_test_LDADD): Likewise.
4497 (initpri1_LDADD): Likewise.
4498 (script_test_1_LDADD): Likewise.
4499 (script_test_2_LDADD): Likewise.
4500 (justsyms_LDADD): Likewise.
4501 (binary_test_LDADD): Likewise.
4502 (large_LDADD): Likewise.
4503 * testsuite/Makefile.in: Regenerated.
4505 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4507 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4508 (Symbol_table::override_with_special): Likewise.
4509 (Symbol_table::add_from_object): Likewise.
4511 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4513 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4514 Don't set the data_offset twice.
4516 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4518 * testsuite/Makefile.in: Regenerate.
4520 2009-12-03 Doug Kwan <dougkwan@google.com>
4522 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4523 (Target_arm::do_finalize_sections): Add parameter for symbol table
4524 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4525 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4526 parameter for symbol table pointer.
4527 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4528 an additional parameter for a pointer to symbol table.
4529 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4530 parameter for a symbol table pointer.
4531 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4532 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4534 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4535 parameter for a symbol table pointer.
4537 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4539 * incremental.cc (Incremental_inputs_header)
4540 (Incremental_inputs_header_write, Incremental_inputs_entry)
4541 (Incremental_inputs_entry_write): Move ...
4542 * incremental.h (Incremental_inputs_header)
4543 (Incremental_inputs_header_write, Incremental_inputs_entry)
4544 (Incremental_inputs_entry_write): here.
4546 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4548 * incremental.cc (make_sized_incremental_binary): Set the target.
4549 Error if it is incompatible.
4550 * output.h (Output_file): Add filename method.
4552 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4554 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4555 from the get_* methods.
4557 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4559 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4560 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4561 Write 0 for the data_offset of scripts.
4563 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4565 * testsuite/Makefile.am: Add the incremental_test.sh test.
4566 * testsuite/incremental_test.sh: New.
4567 * testsuite/incremental_test_1.c: New.
4568 * testsuite/incremental_test_2.c: New.
4570 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4572 * incremental-dump.cc (main): Fix typos.
4574 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4577 * incremental-dump.cc (main): Use llu to print 64 bit values.
4579 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4580 H.J. Lu <hongjiu.lu@intel.com>
4582 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4584 (incremental_dump_LDADD): Likewise.
4585 * Makefile.in: Regenerated.
4587 2009-11-25 Doug Kwan <dougkwan@google.com>
4591 2009-11-25 Doug Kwan <dougkwan@google.com>
4593 * arm.cc (Target_arm::Target_arm): Move method definition
4594 outside of class definition. Add code to handle
4595 --target1-rel, --target1-abs and --target2= options.
4596 (Target_arm::get_reloc_reloc_type): Change method to be
4597 non-static and const.
4598 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4599 New data member declaration.
4600 (Target_arm::Scan::local, Target_arm::Scan::global,
4601 Target_arm::Relocate::relocate,
4602 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4603 Adjust call to Target_arm::get_real_reloc_type.
4604 (Target_arm::get_real_reloc_type): Use command line options
4605 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4606 * options.h (--target1-rel, --target1-abs, --target2): New
4609 2009-11-25 Doug Kwan <dougkwan@google.com>
4611 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4612 class definition. Add code to handle --target1-rel, --target1-abs
4613 and --target2= options.
4614 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4616 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4618 (Target_arm::Scan::local, Target_arm::Scan::global,
4619 Target_arm::Relocate::relocate,
4620 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4621 call to Target_arm::get_real_reloc_type.
4622 (Target_arm::get_real_reloc_type): Use command line options to
4623 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4624 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4627 2009-11-25 Doug Kwan <dougkwan@google.com>
4629 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4630 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4631 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4633 (Arm_relocate_functions::thm_call): Replace body with a call to
4634 Arm_relocate_functions::thumb_branch_common.
4635 (Arm_relocate_functions::thm_jump24,
4636 Arm_relocate_functions::thm_xpc22): New method definitions.
4637 (Arm_relocate_functions::thumb_branch_common): New method definition.
4638 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4640 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4641 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4643 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4645 * Makefile.am: Build incremental-dump
4646 * Makefile.in: Regenerate.
4647 * incremental-dump.cc: New.
4648 * incremental.cc (Incremental_inputs_header_data,
4649 Incremental_inputs_entry_data): Move to incremental.h
4650 * incremental.h: (Incremental_inputs_header_data,
4651 Incremental_inputs_entry_data): Move from incremental.cc
4653 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4655 * incremental.cc (Incremental_inputs_header,
4656 Incremental_inputs_header_write, Incremental_inputs_entry,
4657 Incremental_inputs_entry_write): Add a typedef with the data type.
4659 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4661 * incremental.cc (Incremental_inputs_header,
4662 Incremental_inputs_header_write, Incremental_inputs_entry,
4663 Incremental_inputs_entry_write): Update comment about which
4664 type has the filed descriptions.
4666 2009-11-15 Doug Kwan <dougkwan@google.com>
4668 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4669 (Arm_relocate_functions::arm_branch_common): Change method defintion
4670 in class definition to a method declaration and update list of formal
4672 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4673 Arm_relocation_functions::jump24): Adjust call to
4674 Arm_relocate_functions::arm_branch_common. Update list of formal
4676 (Arm_relocate_functions::xpc25): New method definition.
4677 (Arm_relocate_functions::arm_branch_common): Move method defintion
4678 out from class definition. Use stubs for mode-switching and extending
4680 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4681 specially. Change code to enable use of stubs in ARM branches.
4683 2009-11-10 Doug Kwan <dougkwan@google.com>
4685 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4686 in method declaration.
4687 (Target_arm::relocate_stub): New method declaration.
4688 (Target_arm::default_target): Change to return a pointer instead of
4690 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4691 Target_arm::default_target.
4692 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4694 (Target_arm::relocate_section): Adjust view.
4695 (Target_arm::relocate_stub): New method definition.
4697 2009-11-10 Doug Kwan <dougkwan@google.com>
4699 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4701 * incremental.cc (open_incremental_binary): Initialized local
4702 variables to avoid warnings.
4703 * object.cc (make_elf_object): Ditto.
4704 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4707 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4710 * testsuite/plugin_test.c: Include "config.h".
4712 2009-11-09 Doug Kwan <dougkwan@google.com>
4714 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4715 (arm_symbol_value): Remove.
4716 (Arm_relocate_functions::arm_branch_common,
4717 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4718 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4719 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4720 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4721 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4722 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4723 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4724 Arm_relocate_functions::thm_mobw_abs_nc,
4725 Arm_relocate_functions::thm_mov_abs,
4726 Arm_relocate_functions::movw_prel_nc,
4727 Arm_relocate_functions::thm_movt_abs,
4728 Arm_relocate_functions::movt_prel,
4729 Arm_relocate_functions::thm_movw_prel_nc,
4730 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4731 (Target_arm::Relocate::relocate): Only decompose address into two
4732 parts if relocation type uses the thumb-bit and pass the actual
4733 bit instead of a flag indicating that the thumb-bit is used. Adjust
4734 calls to methods in Arm_relocate_functions for this change.
4736 2009-11-08 Ian Lance Taylor <iant@google.com>
4739 * reloc.cc: Instantiate
4740 Sized_relobj::initialize_input_to_output_maps and
4741 Sized_relobj:free_input_to_output_maps.
4743 2009-11-06 Ian Lance Taylor <iant@google.com>
4746 * defstd.cc (in_segment): Set only_if_ref true for "end".
4748 2009-11-06 Doug Kwan <dougkwan@google.com>
4750 * arm.cc (class Reloc_stub): Correct a comment.
4751 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4752 (Target_arm::scan_section_for_stubs): New method declaration.
4753 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4754 Change methods from private to protected.
4755 (Target_arm::do_may_relax): New method definition.
4756 (Target_arm::do_relax, Target_arm::group_sections,
4757 Target_arm::scan_reloc_for_stub,
4758 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4759 (Target_arm::arm_input_section_map_): New data member declaration.
4760 (Target_arm::scan_reloc_for_stub,
4761 Target_arm::scan_reloc_section_for_stubs,
4762 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4763 Target_arm::do_relax): New method definitions.
4765 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4767 * configure.ac: Check for (struct stat)::st_mtim
4768 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4769 * config.in: Regenerate.
4770 * configure: Regenerate.
4772 2009-11-05 Ian Lance Taylor <iant@google.com>
4775 * output.cc (Output_segment::add_output_section): Add missing
4778 2009-11-04 Ian Lance Taylor <iant@google.com>
4781 * object.h (class Object): Add is_needed and set_is_needed
4782 methods. Add is_needed_ field. Make bool fields into bitfields.
4783 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4784 defined in a dynamic object and referenced by a regular object,
4785 set is_needed for the dynamic object.
4786 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4787 if the file is marked with as_needed and it is not needed.
4789 2009-11-04 Ian Lance Taylor <iant@google.com>
4792 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4793 tags if data is discarded by linker script.
4794 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4795 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4796 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4797 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4799 2009-11-04 Ian Lance Taylor <iant@google.com>
4801 * layout.cc (Layout::get_output_section): Add is_interp and
4802 is_dynamic_linker_section parameters. Change all callers.
4803 (Layout::choose_output_section): Likewise.
4804 (Layout::make_output_section): Likewise.
4805 (Layout::add_output_section_data): Add is_dynamic_linker_section
4806 parameter. Change all callers.
4807 * layout.h (class Layout): Update declarations.
4808 * output.h (class Output_section): Add is_interp, set_is_interp,
4809 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4810 Add is_interp_, is_dynamic_linker_section_ fields. Change
4811 generate_code_fills_at_write_ to a bitfield.
4812 * output.cc (Output_section::Output_sections): Initialize new
4814 (Output_segment::add_output_section): Add do_sort parameter.
4817 2009-11-03 Ian Lance Taylor <iant@google.com>
4820 * options.h (class General_options): Add --warn-common.
4821 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4822 merging two common symbols.
4823 (Symbol_table::should_override): Handle --warn-common when merging
4824 a common symbol with a defined symbol. Use report_resolve_problem
4825 for multiple definitions.
4826 (Symbol_table::report_resolve_problem): New function.
4827 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4829 2009-11-03 Doug Kwan <dougkwan@google.com>
4831 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4833 (Target_arm::stub_factory): New method definition.
4834 (Target_arm::new_arm_input_section,
4835 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4836 Target_arm::reloc_uses_thumb_bit): New method declarations.
4837 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4838 New type definitions.
4839 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4840 member declarations.
4841 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4842 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4843 New method definitions.
4845 2009-11-03 Ian Lance Taylor <iant@google.com>
4847 * options.h (class General_options): Add --warn_constructors.
4849 2009-11-03 Ian Lance Taylor <iant@google.com>
4852 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4853 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4855 2009-11-03 Ian Lance Taylor <iant@google.com>
4858 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4859 --msgid-bugs-address.
4860 (install-pdf): New target.
4861 (install-data_yes): Look up one directory to find mkinstalldirs.
4863 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4865 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4868 2009-10-30 Doug Kwan <dougkwan@google.com>
4870 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4872 2009-10-30 Doug Kwan <dougkwan@google.com>
4874 * arm.cc (Stub_addend_reader): New struct template definition
4875 and partial specializations.
4876 (Stub_addend_reader::operator()): New method definition for a
4877 partially specialized template.
4879 2009-10-30 Doug Kwan <dougkwan@google.com>
4881 * arm.cc (Arm_relobj::processor_specific_flags): New method
4883 (Arm_relobj::do_read_symbols): New method declaration.
4884 (Arm_relobj::processor_specific_flags_): New data member declaration.
4885 (Arm_dynobj): New class definition.
4886 (Target_arm::do_finalize_sections): Add input_objects parameter.
4887 (Target_arm::do_adjust_elf_header): New method declaration.
4888 (Target_arm::are_eabi_versions_compatible,
4889 (Target_arm::merge_processor_specific_flags): New method declaration.
4890 (Target_arm::do_make_elf_object): New overloaded method definitions
4892 (Arm_relobj::do_read_symbols): New method definition.
4893 (Arm_dynobj::do_read_symbols): Ditto.
4894 (Target_arm::do_finalize_sections): Add input_objects parameters.
4895 Merge processor-specific flags from all input objects.
4896 (Target_arm::are_eabi_versions_compatible,
4897 Target_arm::merge_processor_specific_flags,
4898 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4899 New method definitions.
4900 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4901 Input_objects pointer type parameter.
4902 * layout.cc (Layout::finalize): Pass input objects to target's.
4903 finalize_sections function.
4904 * output.cc (Output_file_header::do_sized_write): Set ELF file
4905 header's processor-specific flags.
4906 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4907 Input_objects pointer type parameter.
4908 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4909 * target.h (Input_objects): New forward class declaration.
4910 (Target::processor_specific_flags,
4911 Target::are_processor_specific_flags_sect): New method definitions.
4912 (Target::finalize_sections): Add input_objects parameter.
4913 (Target::Target): Initialize processor_specific_flags_ and
4914 are_processor_specific_flags_set_.
4915 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4917 (Target::set_processor_specific_flags): New method definition.
4918 (Target::processor_specific_flags_,
4919 Target::are_processor_specific_flags_set_): New data member
4921 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4922 Input_objects pointer type parameter.
4924 2009-10-30 Doug Kwan <dougkwan@google.com>
4926 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4928 2009-10-28 Ian Lance Taylor <iant@google.com>
4930 * object.h (class Relobj): Drop options parameter from
4931 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4932 do_scan_relocs, do_relocate. Change all callers.
4933 (class Sized_relobj): Drop options parameters from
4934 do_gc_process_relocs, do_scan_relocs, do_relocate,
4935 do_relocate_sections, relocate_sections, emit_relocs_scan,
4936 emit_relocs_scan_reltype. Change all callers.
4937 (struct Relocate_info): Remove options field and all references to
4939 * reloc.h (class Read_relocs): Remove options constructor
4940 parameter and options_ field. Change all callers.
4941 (class Gc_process_relocs, class Scan_relocs): Likewise.
4942 (class Relocate_task): Likewise.
4943 * target-reloc.h (scan_relocs): Remove options parameter. Change
4945 (scan_relocatable_relocs): Likewise.
4946 * target.h (class Sized_target): Remove options parameter from
4947 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4949 * gc.h (gc_process_relocs): Remove options parameter. Change all
4951 * arm.cc: Update functions to remove options parameters.
4952 * i386.cc: Likewise.
4953 * powerpc.cc: Likewise.
4954 * sparc.cc: Likewise.
4955 * x86_64.cc: Likewise.
4956 * testsuite/testfile.cc: Likewise.
4958 2009-10-28 Doug Kwan <dougkwan@google.com>
4960 * arm.cc (Arm_relobj): New class definition.
4961 (Arm_relobj::scan_sections_for_stubs,
4962 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4963 New method definitions.
4965 2009-10-28 Cary Coutant <ccoutant@google.com>
4967 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4968 (Plugin::cleanup_done_): New member.
4969 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4970 (Plugin_manager::cleanup_done_): Remove.
4971 (Plugin_manager::add_input_file): Edit error message.
4972 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4973 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4975 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4977 * fileread.cc: (File_read::View::~View): Use the new
4978 data_ownership_ filed.
4979 (File_read::~File_read): Dispose the new whole_file_view_.
4980 (File_read::open): Mmap the whole file if needed.
4981 (File_read::open): Use whole_file_view_ instead of contents_.
4982 (File_read::find_view): Use whole_file_view_ if applicable.
4983 (File_read::do_read): Use whole_file_view_ instead of contents_.
4984 (File_read::make_view): Use whole_file_view_ instead of contents_,
4985 update File_read::View::View call.
4986 (File_read::find_or_make_view): Update File_read::View::View
4988 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4990 (File_read::View::Data_ownership): New enum.
4991 (File_read::View::View): Replace bool mapped_ with Data_ownership
4993 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4994 (File_read::View::data_ownership_): New field.
4995 (File_read::contents_): Remove (replaced by whole_file_view_).
4996 (File_read::whole_file_view_): New field.
4997 * options.h (class General_options): Add --keep-files-mapped.
4999 2009-10-27 Cary Coutant <ccoutant@google.com>
5001 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5002 * testsuite/Makefile.am (plugin_test_5): New test case.
5003 * testsuite/Makefile.in: Regenerate.
5005 2009-10-25 Doug Kwan <dougkwan@google.com>
5007 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5008 from private to protected to allow access by child class.
5009 (Sized_relobj::do_relocate_sections): New method declaration.
5010 (Sized_relobj::relocate_sections): Virtualize.
5011 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5012 Sized_relobj::relocate_sections. Instantiate template explicitly
5013 for different target sizes and endianity.
5015 2009-10-24 Doug Kwan <dougkwan@google.com>
5017 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5018 (Arm_input_section::as_arm_input_section): New method.
5019 (Arm_output_section): New class definition.
5020 (Arm_output_section::create_stub_group,
5021 Arm_output_section::group_sections): New method definitions.
5023 2009-10-22 Doug Kwan <dougkwan@google.com>
5025 * arm.cc (Arm_input_section): New class definition.
5026 (Arm_input_section::init, Arm_input_section:do_write,
5027 Arm_input_section::set_final_data_size,
5028 Arm_input_section::do_reset_address_and_file_offset): New method
5031 2009-10-21 Doug Kwan <dougkwan@google.com>
5033 * arm.cc (Stub_table, Arm_input_section): New forward class
5035 (Stub_table): New class defintion.
5036 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5037 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5038 New method definition.
5040 2009-10-21 Doug Kwan <dougkwan@google.com>
5042 * arm.cc: Update copyright comments.
5043 (Target_arm): New forward class template declaration.
5044 (Arm_address): New type.
5045 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5046 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5047 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5049 (Insn_template): Same.
5050 (DEF_STUBS): New macro.
5051 (Stub_type): New enum type.
5052 (Stub_template): New class definition.
5055 (Stub_factory): Same.
5056 (Target_arm::Target_arm): Initialize may_use_blx_ and
5057 should_force_pic_veneer_.
5058 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5059 Target_arm::should_force_pic_veneer,
5060 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5061 Target_arm::using_thumb_only, Target_arm:;default_target): New
5063 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5064 New data member declarations.
5065 (Insn_template::size, Insn_template::alignment): New method defintions.
5066 (Stub_template::Stub_template): New method definition.
5067 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5068 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5069 (Stub_factory::Stub_factory): New method definition.
5070 * gold.h (string_hash): New template.
5071 * output.h (Input_section_specifier::hash_value): Use
5073 (Input_section_specifier::string_hash): Remove.
5074 * stringpool.cc (Stringpool_template::string_hash): Use
5077 2009-10-20 Doug Kwan <dougkwan@google.com>
5079 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5080 symbols of relaxed input sections.
5081 * output.h (Output_section::find_relaxed_input_section): Make
5084 2009-10-16 Doug Kwan <dougkwan@google.com>
5086 * dynobj.cc (Versions::Versions): Initialize version_script_.
5087 Only insert base version symbol definition for a shared object
5088 if version script defines any version versions.
5089 (Versions::define_base_version): New method definition.
5090 (Versions::add_def): Check that base version is not needed.
5091 (Versions::add_need): Define base version lazily.
5092 * dynobj.h (Versions::define_base_version): New method declaration.
5093 (Versions::needs_base_version_): New data member declaration.
5094 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5095 (check_DATA): Add no_version_test.stdout.
5096 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5098 * testsuite/Makefile.in: Regenerate.
5099 * testsuite/no_version_test.c: New file.
5100 * testsuite/no_version_test.sh: Ditto.
5102 2009-10-16 Doug Kwan <dougkwan@google.com>
5104 * expression.cc (class Segment_start_expression): New class definition.
5105 (Segment_start_expression::value): New method definition.
5106 (script_exp_function_segment_start): Return a new
5107 Segment_start_expression.
5108 * gold/script-c.h (script_saw_segment_start_expression): New function
5110 * script-sections.cc (Script_sections::Script_sections): Initialize
5111 SAW_SEGMENT_START_EXPRESSION_ to false.
5112 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5113 and -Tbbs options to specify section addresses if given in
5114 command line and no SEGMENT_START expression is seen in a script.
5115 * script-sections.h (Script_sections::saw_segment_start_expression,
5116 Script_sections::set_saw_segment_start_expression): New method
5118 (Script_sections::saw_segment_start_expression_): New data member
5120 * script.cc (script_saw_segment_start_expression): New function.
5121 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5122 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5123 script_test_7.sh and script_test_8.sh.
5124 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5125 script_test_8.stdout.
5126 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5127 (script_test_6, script_test_6.stdout, script_test_7,
5128 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5129 * Makefile.in: Regenerate.
5130 * testsuite/script_test_6.sh: New file.
5131 * testsuite/script_test_6.t: Same.
5132 * testsuite/script_test_7.sh: Same.
5133 * testsuite/script_test_7.t: Same.
5134 * testsuite/script_test_8.sh: Same.
5136 2009-10-16 Doug Kwan <dougkwan@google.com>
5138 * output.cc (Output_segment::set_section_list_address): Cast
5139 expressions to unsigned long long type to avoid format warnings.
5141 2009-10-15 Ian Lance Taylor <iant@google.com>
5143 * script.cc (Script_options::add_symbol_assignment): Always add a
5144 dot assignment to script_sections_.
5145 * script-sections.cc (Script_sections::add_dot_assignment):
5146 Initialize if necessary.
5148 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5149 program headers with no load segment if there is a linker script.
5151 * layout.cc (Layout::set_segment_offsets): Align the file offset
5152 to the segment aligment for -N or -n with no load segment.
5153 * output.cc (Output_segment::add_output_section): Don't crash if
5154 the first section is a TLS section.
5155 (Output_segment::set_section_list_addresses): Print an error
5156 message if the address moves backward in a linker script.
5157 * script-sections.cc
5158 (Output_section_element_input::set_section_addresses): Don't
5159 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5160 (Orphan_output_section::set_section_addresses): Likewise.
5162 2009-10-15 Doug Kwan <dougkwan@google.com>
5164 * layout.cc (Layout::finish_dynamic_section): Generate tags
5165 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5166 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5167 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5169 2009-10-14 Ian Lance Taylor <iant@google.com>
5171 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5173 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5174 data_shdr fields of relinfo.
5175 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5176 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5177 R_386_TLS_LDO_32, adjust based on section flags.
5178 (Target_i386::Relocate::fix_up_ldo): Remove.
5180 2009-10-13 Ian Lance Taylor <iant@google.com>
5182 Add support for -pie.
5183 * options.h (class General_options): Add -pie and
5185 (General_options::output_is_position_independent): Test -pie.
5186 (General_options::output_is_executable): Return true if not shared
5187 and not relocatable.
5188 (General_options::output_is_pie): Remove.
5189 * options.cc (General_options::finalize): Reject incompatible uses
5191 * gold.cc (queue_middle_tasks): A -pie link is not static.
5192 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5193 * symtab.cc (Symbol::final_value_is_known): Return false if
5194 output_is_position_independent.
5195 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5196 output_is_position_independent.
5197 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5198 output_is_position_independent.
5199 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5200 output_is_position_independent.
5201 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5203 (basic_pie_test.o, basic_pie_test): New targets.
5204 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5205 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5206 (two_file_pie_test): New target.
5207 * testsuite/Makefile.in: Rebuild.
5208 * README: Remove note saying that -pie is not supported.
5210 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5212 * options.h (class General_options): Add -init and -fini.
5213 * layout.cc (Layout::finish_dynamic_section): Emit
5214 given init and fini functions.
5216 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5218 * gc.h (gc_process_relocs): Check if icf is enabled using new
5220 * gold.cc (queue_initial_tasks): Likewise.
5221 (queue_middle_tasks): Likewise.
5222 * object.cc (do_layout): Likewise.
5223 * symtab.cc (is_section_folded): Likewise.
5224 * main.cc (main): Likewise.
5225 * reloc.cc (Read_relocs::run): Likewise.
5226 (Sized_relobj::do_scan_relocs): Likewise.
5227 * icf.cc (is_function_ctor_or_dtor): New function.
5228 (Icf::find_identical_sections): Check if function is ctor or dtor when
5230 * options.h (General_options::icf): Change option to be an enum.
5231 (Icf_status): New enum.
5232 (icf_enabled): New method.
5233 (icf_safe_folding): New method.
5234 (set_icf_status): New method.
5235 (icf_status_): New variable.
5236 * (options.cc) (General_options::finalize): Set icf_status_.
5237 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5238 icf_test and icf_keep_unique_test to use the --icf enum flag.
5239 * testsuite/icf_safe_test.sh: New file.
5240 * testsuite/icf_safe_test.cc: New file.
5242 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5244 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5245 includes to gc.h and icf.h.
5246 * arm.cc: Include gc.h.
5247 * gold.cc: Likewise.
5248 * i386.cc: Likewise.
5249 * powerpc.cc: Likewise.
5250 * sparc.cc: Likewise.
5251 * x86_64.cc: Likewise.
5252 * gc.h: Include icf.h.
5254 2009-10-11 Ian Lance Taylor <iant@google.com>
5256 * plugin.cc: Include "gold.h" before other header files.
5258 2009-10-10 Chris Demetriou <cgd@google.com>
5260 * options.h (Input_file_argument::Input_file_type): New enum.
5261 (Input_file_argument::is_lib_): Replace with...
5262 (Input_file_argument::type_): New member.
5263 (Input_file_argument::Input_file_argument): Take Input_file_type
5264 'type' rather than boolean 'is_lib' as second argument.
5265 (Input_file_argument::is_lib): Use type_.
5266 (Input_file_argument::is_searched_file): New function.
5267 (Input_file_argument::may_need_search): Handle is_searched_file.
5268 * options.cc (General_options::parse_library): Support -l:filename.
5269 (General_options::parse_just_symbols): Update for Input_file_argument
5271 (Command_line::process): Likewise.
5272 * archive.cc (Archive::get_file_and_offset): Likewise.
5273 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5274 * script.cc (read_script_file, script_add_file): Likewise.
5275 * fileread.cc (Input_file::Input_file): Likewise.
5276 (Input_file::will_search_for): Handle is_searched_file.
5277 (Input_file::open): Likewise.
5278 * readsyms.cc (Read_symbols::get_name): Likewise.
5279 * testsuite/Makefile.am (searched_file_test): New test.
5280 * testsuite/Makefile.in: Regenerate.
5281 * testsuite/searched_file_test.cc: New file.
5282 * testsuite/searched_file_test_lib.cc: New file.
5284 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5285 Ian Lance Taylor <iant@google.com>
5287 * descriptor.cc: Include <cstdio> and "binary-io.h".
5288 (Descriptors::open): Open the files in binary mode always.
5289 * script.cc (Lex::get_token): Treat \r as whitespace.
5291 2009-10-09 Ian Lance Taylor <iant@google.com>
5293 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5295 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5296 Ian Lance Taylor <iant@google.com>
5298 * configure.ac: Check for readv function also.
5299 * fileread.cc (readv): Define if not HAVE_READV.
5300 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5302 * config.in: Regenerate.
5303 * configure: Regenerate.
5305 2009-10-09 Doug Kwan <dougkwan@google.com>
5307 * layout.cc (Layout::make_output_section): Call target hook to make
5308 ordinary output section.
5309 (Layout::finalize): Adjust parameter list of call the
5310 Target::may_relax().
5311 * layout.h (class Layout::section_list): New method.
5312 * merge.h (Output_merge_base::entsize): Change visibility to public.
5313 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5315 (Output_merge_string::do_is_string): New method.
5316 * object.cc (Sized_relobj::do_setup): renamed from
5317 Sized_relobj::set_up.
5318 * object.h (Sized_relobj::adjust_shndx,
5319 Sized_relobj::initializ_input_to_output_maps,
5320 Sized_relobj::free_input_to_output_maps): Change visibilities to
5322 (Sized_relobj::setup): Virtualize.
5323 (Sized_relobj::do_setup): New method declaration.
5324 (Sized_relobj::invalidate_section_offset,
5325 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5326 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5327 * options.cc (parse_int): New function.
5328 * options.h (parse_int): New declaration.
5329 (DEFINE_int): New macro.
5330 (stub_group_size): New option.
5331 * output.cc (Output_section::Output_section): Initialize memebers
5332 merge_section_map_, merge_section_by_properties_map_,
5333 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5334 (Output_section::add_input_section): Handled deferred code-fill
5335 generation and remove an old comment.
5336 (Output_section::add_relaxed_input_section): New method definition.
5337 (Output_section::add_merge_input_section): Use merge section by
5338 properties map to speed to search. Update merge section maps
5340 (Output_section::build_relaxation_map): New method definition.
5341 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5343 (Output_section::relax_input_section): Renamed to
5344 Output_section::convert_input_sections_to_relaxed_sections and change
5345 interface to take a vector of pointers to relaxed sections.
5346 (Output_section::find_merge_section,
5347 Output_section::find_relaxed_input_section): New method definitions.
5348 (Output_section::is_input_address_mapped,
5349 Output_section::output_offset, Output_section::output_address):
5350 Use output section data maps to speed up searching.
5351 (Output_section::find_starting_output_address): Add comments.
5352 (Output_section::do_write,
5353 Output_section::write_to_postprocessing_buffer): Do code-fill
5354 generation as appropriate.
5355 (Output_section::get_input_sections): Invalidate relaxed input section
5357 (Output_section::restore_states): Adjust type of checkpoint .
5358 Invalidate relaxed input section map.
5359 * output.h (Output_merge_base): New class declaration.
5360 (Input_section_specifier): New class defintion.
5361 (class Output_relaxed_input_section) Change base class to
5362 Output_section_data_build.
5363 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5364 base class initializer.
5365 (Output_section::add_relaxed_input_section): New method declaration.
5366 (Output_section::Input_section): Change visibility to protected.
5367 (Output_section::Input_section::relobj,
5368 Output_section::Input_section::shndx): Handle relaxed input sections.
5369 Output_section::input_sections) Change visibility to protected. Also
5370 define overload to return a non-const pointer.
5371 (Output_section::Merge_section_properties): New class defintion.
5372 (Output_section::Merge_section_by_properties_map,
5373 Output_section::Output_section_data_by_input_section_map,
5374 Output_section::Relaxation_map): New types.
5375 (Output_section::relax_input_section): Rename method to
5376 Output_section::convert_input_sections_to_relaxed_sections and change
5377 interface to take a vector of relaxed section pointers.
5378 (Output_section::find_merge_section,
5379 Output_section::find_relaxed_input_section,
5380 Output_section::build_relaxation_map,
5381 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5382 New method declarations.
5383 (Output_section::merge_section_map_
5384 Output_section::merge_section_by_properties_map_,
5385 Output_section::relaxed_input_section_map_,
5386 Output_section::is_relaxed_input_section_map_valid_,
5387 Output_section::generate_code_fills_at_write_): New data members.
5388 * script-sections.cc
5389 (Output_section_element_input::set_section_addresses): Call
5390 current_data_size and addralign methods of relaxed input sections.
5391 (Orphan_output_section::set_section_addresses): Call current_data_size
5392 and addralign methods of relaxed input sections.
5393 * symtab.cc (Symbol_table::compute_final_value): Extract template
5394 from the body of Symbol_table::sized_finalize_symbol.
5395 (Symbol_table::sized_finalized_symbol): Call
5396 Symbol_table::compute_final_value.
5397 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5398 (Symbol_table::compute_final_value): New templated method declaration.
5399 * target.cc (Target::do_make_output_section): New method defintion.
5400 * target.h (Target::make_output_section): New method declaration.
5401 (Target::relax): Add more parameters for input objects, symbol table
5402 and layout. Adjust call to do_relax.
5403 (Target::do_make_output_section): New method declaration.
5404 (Target::do_relax): Add parameters for input objects, symbol table
5407 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5409 * pread.c: Include stdio.h.
5411 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5413 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5416 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5418 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5419 Change read_shndx type to unsigned int.
5420 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5422 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5423 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5424 Change read_shndx type to unsigned int.
5425 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5427 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5428 * layout.cc (Layout::create_symtab_sections): Cast the result of
5429 local_symcount * symsize to off_t in the gold_assert.
5431 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5433 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5434 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5436 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5437 (Arm_relocate_functions::thm_abs5): New function.
5438 (Arm_relocate_functions::abs12): New function.
5439 (Arm_relocate_functions::abs16): New function.
5440 (Arm_relocate_functions::base_abs): New function.
5441 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5442 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5443 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5445 (Scan::global): Likewise.
5446 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5447 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5448 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5449 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5452 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5454 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5455 (Arm_relocate_functions::movt_prel): New function.
5456 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5457 (Arm_relocate_functions::thm_movt_prel): New function.
5458 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5459 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5460 (Scan::global, Relocate::relocate): Likewise.
5461 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5463 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5465 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5466 Incremental_checker.
5467 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5469 (class Incremental_inputs_header): New class.
5470 (Incremental_inputs_header_writer): Edit comment.
5471 (Incremental_inputs_entry): New class.
5472 (Incremental_inputs_entry_writer): Edit comment.
5473 (Sized_incremental_binary::do_find_incremental_inputs_section):
5474 Add *strtab_shndx parameter, fill it.
5475 (Sized_incremental_binary::do_check_inputs): New method.
5476 (Incremental_checker::can_incrementally_link_output_file): Use
5477 Sized_incremental_binary::check_inputs.
5478 (Incremental_inputs::report_command_line): Save command line in
5481 (Incremental_binary::find_incremental_inputs_section): New
5483 (Incremental_binary::do_find_incremental_inputs_section): Add
5484 strtab_shndx parameter.
5485 (Incremental_binary::do_check_inputs): New pure virtual method.
5486 (Sized_incremental_binary::do_check_inputs): Declare.
5487 (Incremental_checker::Incremental_checker): Add incremental_inputs
5488 parameter, use it to initialize incremental_inputs_.
5489 (Incremental_checker::incremental_inputs_): New field.
5490 (Incremental_checker::command_line): New method.
5491 (Incremental_checker::inputs): New method.
5492 (Incremental_checker::command_line_): New field.
5494 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5496 * incremental.cc: Include <cstdarg> and "target-select.h".
5497 (vexplain_no_incremental): New function.
5498 (explain_no_incremental): New function.
5499 (Incremental_binary::error): New method.
5500 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5502 (make_sized_incremental_binary): New function.
5503 (open_incremental_binary): New function.
5504 (can_incrementally_link_file): Add checks if output is ELF and has
5506 * incremental.h: Include "elfcpp_file.h" and "output.h".
5507 (Incremental_binary): New class.
5508 (Sized_incremental_binary): New class.
5509 (open_incremental_binary): Declare.
5510 * object.cc (is_elf_object): Use
5511 elfcpp::Elf_recognizer::is_elf_file.
5512 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5513 * output.h (Output_file::filesize): New method.
5515 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5517 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5519 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5520 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5522 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5524 (Arm_relocate_functions::movw_abs_nc): New function.
5525 (Arm_relocate_functions::movt_abs): New function.
5526 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5527 (Arm_relocate_functions::thm_movt_abs): New function.
5528 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5529 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5530 (Scan::global): Likewise.
5531 (Relocate::relocate): Likewise.
5532 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5534 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5536 * arm.cc (Arm_relocate_functions::got_prel) New function.
5537 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5538 (Relocate::relocate): Likewise.
5539 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5541 2009-10-06 Ian Lance Taylor <iant@google.com>
5543 * options.h (class General_options): Define
5544 split_stack_adjust_size parameter.
5545 * object.h (class Object): Add uses_split_stack_ and
5546 has_no_split_stack_ fields. Add uses_split_stack and
5547 has_no_split_stack accessor functions. Declare
5548 handle_split_stack_section.
5549 (class Reloc_symbol_changes): Define.
5550 (class Sized_relobj): Define Function_offsets. Declare
5551 split_stack_adjust, split_stack_adjust_reltype, and
5553 * object.cc (Object::handle_split_stack_section): New function.
5554 (Sized_relobj::do_layout): Call handle_split_stack_section.
5555 * dynobj.cc (Sized_dynobj::do_layout): Call
5556 handle_split_stack_section.
5557 * reloc.cc (Sized_relobj::relocate_sections): Call
5558 split_stack_adjust for executable sections in split_stack
5559 objects. Pass reloc_map to relocate_section.
5560 (Sized_relobj::split_stack_adjust): New function.
5561 (Sized_relobj::split_stack_adjust_reltype): New function.
5562 (Sized_relobj::find_functions): New function.
5563 * target-reloc.h: Include "object.h".
5564 (relocate_section): Add reloc_symbol_changes parameter. Change
5566 * target.h (class Target): Add calls_non_split method. Declare
5567 do_calls_non_split virtual method. Declare match_view and
5569 * target.cc: Include "elfcpp.h".
5570 (Target::do_calls_non_split): New function.
5571 (Target::match_view): New function.
5572 (Target::set_view_to_nop): New function.
5573 * gold.cc (queue_middle_tasks): Give an error if mixing
5574 split-stack and non-split-stack objects with -r.
5575 * i386.cc (Target_i386::relocate_section): Add
5576 reloc_symbol_changes parameter.
5577 (Target_i386::do_calls_non_split): New function.
5578 * x86_64.cc (Target_x86_64::relocate_section): Add
5579 reloc_symbol_changes parameter.
5580 (Target_x86_64::do_calls_non_split): New function.
5581 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5583 * powerpc.cc (Target_powerpc::relocate_section): Add
5584 reloc_symbol_changes parameter.
5585 * sparc.cc (Target_sparc::relocate_section): Add
5586 reloc_symbol_changes parameter.
5587 * configure.ac: Call AM_CONDITIONAL for the default target.
5588 * configure: Rebuild.
5589 * testsuite/Makefile.am (TEST_AS): New variable.
5590 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5591 (check_DATA): Add split_i386 and split_x86_64 files.
5592 (SPLIT_DEFSYMS): Define.
5593 (split_i386_[1234n].o): New targets.
5594 (split_i386_[124]): New targets.
5595 (split_i386_[1234r].stdout): New targets.
5596 (split_x86_64_[1234n].o): New targets.
5597 (split_x86_64_[124]): New targets.
5598 (split_x86_64_[1234r].stdout): New targets.
5599 (MOSTLYCLEANFILES): Add new executables.
5600 * testsuite/split_i386.sh: New file.
5601 * testsuite/split_x86_64.sh: New file.
5602 * testsuite/split_i386_1.s: New file.
5603 * testsuite/split_i386_2.s: New file.
5604 * testsuite/split_i386_3.s: New file.
5605 * testsuite/split_i386_4.s: New file.
5606 * testsuite/split_i386_n.s: New file.
5607 * testsuite/split_x86_64_1.s: New file.
5608 * testsuite/split_x86_64_2.s: New file.
5609 * testsuite/split_x86_64_3.s: New file.
5610 * testsuite/split_x86_64_4.s: New file.
5611 * testsuite/split_x86_64_n.s: New file.
5612 * testsuite/testfile.cc (Target_test): Update relocation_section
5614 * testsuite/Makefile.in: Rebuild.
5616 2009-10-06 Ian Lance Taylor <iant@google.com>
5618 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5619 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5620 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5621 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5622 the address on ldo_addrs_.
5623 (Target_i386::Relocate::fix_up_ldo): New function.
5625 2009-10-06 Rafael Espindola <espindola@google.com>
5627 * plugin.cc (add_input_library): New.
5628 (Plugin::load): Add add_input_library to tv.
5629 (Plugin_manager::add_input_file): Add the is_lib argument.
5630 (add_input_file): Update call to Plugin_manager::add_input_file.
5631 (add_input_library): New.
5632 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5634 2009-09-30 Doug Kwan <dougkwan@google.com>
5636 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5637 symbol and call Symbol::may_need_copy_reloc to determine if
5638 a copy reloc is needed.
5639 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5640 nocopyreloc is given in command line.
5641 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5642 given in command line.
5643 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5644 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5645 of the removed Target_i386::may_need_copy_reloc.
5646 * options.h (copyreloc): New option with default value false.
5647 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5648 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5649 instead of the removed Target_powerpc::may_need_copy_reloc.
5650 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5651 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5652 instead of the removed Target_sparc::may_need_copy_reloc.
5653 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5654 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5655 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5656 instead of the removed Target_x86_64::may_need_copy_reloc.
5658 2009-09-30 Ian Lance Taylor <iant@google.com>
5660 * object.h (class Object): Remove target_ field, and target,
5661 sized_target, and set_target methods.
5662 (Object::sized_target): Remove.
5663 (class Sized_relobj): Update declarations. Remove sized_target.
5664 * object.cc (Sized_relobj::setup): Remove target parameter.
5666 (Input_objects::add_object): Don't do anything with the target.
5667 (make_elf_sized_object): Add punconfigured parameter. Change all
5668 callers. Set or test parameter target.
5669 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5671 * parameters.cc (Parameters::set_target): Change parameter type to
5673 (Parameters::default_target): Remove.
5674 (set_parameters_target): Change parameter type to be non-const.
5675 (parameters_force_valid_target): New function.
5676 (parameters_clear_target): New function.
5677 * parameters.h (class Parameters): Update declarations. Remove
5678 default_target method. Add sized_target and clear_target
5679 methods. Change target_ to be non-const.
5680 (set_parameters_target): Update declaration.
5681 (parameters_force_valid_target): Declare.
5682 (parameters_clear_target): Declare.
5683 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5684 as NULL if we aren't searching.
5685 (Add_symbols::run): Don't check for compatible target.
5686 * fileread.cc (Input_file::open_binary): Call
5687 parameters_force_valid_target.
5688 * gold.cc (queue_middle_tasks): Likewise.
5689 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5690 set_target on object.
5691 * dynobj.h (class Sized_dynobj): Update declarations.
5692 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5693 make_elf_object returns NULL.
5694 (Archive::include_member): Don't check whether object target is
5696 * output.cc (Output_section::add_input_section): Get target from
5698 (Output_section::relax_input_section): Likewise.
5699 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5701 (Sized_relobj::do_scan_relocs): Likewise.
5702 (Sized_relobj::relocate_sections): Likewise.
5703 * resolve.cc (Symbol_table::resolve): Likewise.
5704 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5705 parameter. Change all callers.
5706 (Symbol_table::add_from_object): Get target from parameters.
5707 (Symbol_table::add_from_relobj): Don't check object target.
5708 (Symbol_table::add_from_dynobj): Likewise.
5709 (Symbol_table::define_special_symbol): Get target from
5711 * symtab.h (class Symbol_table): Update declaration.
5712 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5713 parameter. Change all callers. Clear parameter target.
5714 (Binary_test): Test target here.
5715 * testsuite/object_unittest.cc (gold_testsuite): Remove
5716 target_test_pointer parameter. Change all callers.
5717 (Object_test): Test target here.
5719 2009-09-26 Ian Lance Taylor <iant@google.com>
5721 * testsuite/initpri1.c: Don't try to use constructor priorities if
5722 compiling with gcc before 4.3.
5724 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5726 * testsuite/retain_symbols_file_test.sh (check_present): Change
5727 output file name to retain_symbols_file_test.stdout.
5728 (check_absent): Likewise.
5730 2009-09-18 Craig Silverstein <csilvers@google.com>
5732 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5733 * options.cc: Include <cerrno> and <fstream>.
5734 (General_options::finalize): Parse -retain-symbols-file tag.
5735 * options.h: New flag.
5736 (General_options): New method should_retain_symbol, new
5737 variable symbols_to_retain.
5738 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5739 should_retain_symbol map.
5740 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5741 * testsuite/Makefile.in: Regenerate.
5742 * testsuite/retain_symbols_file_test.sh: New file.
5744 2009-09-18 Nick Clifton <nickc@redhat.com>
5746 * po/es.po: Updated Spanish translation.
5748 2009-09-17 Doug Kwan <dougkwan@google.com>
5750 * debug.h (DEBUG_RELAXATION): New constant.
5751 (DEBUG_ALL): Add DEBUG_RELAXATION.
5752 (debug_string_to_enum): Add relaxation debug option.
5754 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5755 Layout::Relaxation_debug_check::read_sections,
5756 Layout::Relaxation_debug_check::read_sections): New method definitions.
5757 (Layout::Layout): Initialize data members
5758 record_output_section_data_from_scrips_,
5759 script_output_section_data_list_ and relaxation_debug_check_.
5760 (Layout::save_segments, Layout::restore_segments,
5761 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5762 Layout::relaxation_loop_body): New method definitions.
5763 (Layout::finalize): Support relaxation. Move section layout code to
5764 Layout::relaxation_loop_body.
5765 (Layout::set_asection_address_from_script): Move code for orphan
5766 section placement out.
5767 (Layout::place_orphan_sections_in_script): New method definition.
5768 * layout.h (Output_segment_headers, Output_file_header):
5769 New forward class declarations.
5770 (Layout::~Layout): Define.
5771 (Layout::new_output_section_data_from_script): New method definition.
5772 (Layout::place_orphan_sections_in_script): New method declaration.
5773 (Layout::Segment_states): New type declaration.
5774 (Layout::save_segments, Layout::restore_segments,
5775 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5776 Layout::relaxation_loop_body): New method declarations.
5777 (Layout::Output_section_data_list): New type declaration.
5778 (Layout::Relaxation_debug_check): New class definition.
5779 (Layout::record_output_section_data_from_script_,
5780 Layout::script_output_section_data_list_, Layout::segment_states_,
5781 Layout::relaxation_debug_check_): New data members.
5782 * output.cc: (Output_section_headers::do_size): New method definition.
5783 (Output_section_headers::Output_section_headers): Move size
5784 computation to Output_section_headers::do_size.
5785 (Output_segment_headers::do_size): New method definition.
5786 (Output_file_header::Output_file_header): Move size computation to
5787 Output_file_header::do_size and call it.
5788 (Output_file_header::do_size): New method definition.
5789 (Output_data_group::Output_data_group): Adjust call to
5790 Output_section_data.
5791 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5792 (Output_symtab_xindex::do_write): Add array bound check.
5793 (Output_section::Input_section::print_to_mapfile): Handle
5794 RELAXED_INPUT_SECTION_CODE.
5795 (Output_section::Output_section): Initialize data member checkpoint_.
5796 (Output_section::~Output_section): Delete checkpoint object pointed
5798 (Output_section::add_input_section): Always add an Input_section if
5800 (Output_section::add_merge_input_section): Add assert.
5801 (Output_section::relax_input_section): New method definition.
5802 (Output_section::set_final_data_size): Set load address to zero for
5803 an unallocated section.
5804 (Output_section::do_address_and_file_offset_have_reset_values):
5805 New method definition.
5806 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5807 Handle relaxed input section.
5808 (Output_section::sort_attached_input_sections): Checkpoint input
5809 section list lazily.
5810 (Output_section::get_input_sections): Change type of input_sections to
5811 list of Simple_input_section pointers. Checkpoint input section list
5812 lazily. Also handle relaxed input sections.
5813 (Output_section::add_input_section_for_script): Take a reference to
5814 a Simple_input_section object instead of Relobj pointer and section
5815 index as parameter. Handle relaxed input sections.
5816 (Output_section::save_states, Output_section::restore_states): New
5818 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5819 (Output_data::is_data_size_fixed): New method definition.
5820 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5822 (Output_data::address_and_file_offset_have_reset_values): New method
5824 (Output_data::do_address_and_file_offset_have_reset_values): New method
5826 (Output_data::set_data_size): Check that data size is not fixed.
5827 (Output_data::fix_data_size): New method definition.
5828 (Output_data::is_data_size_fixed_): New data member.
5829 (Output_section_headers::set_final_data_size): New method definition.
5830 (Output_section_headers::do_size): New method declaration.
5831 (Output_segment_headers::set_final_data_size): New method definition.
5832 (Output_segment_headers::do_size): New method declaration.
5833 (Output_file_header::set_final_data_size)::New method definition.
5834 (Output_file_header::do_size)::New method declaration.
5835 (Output_section_data::Output_section_data): Add new parameter
5836 is_data_size_fixed and use it to fix data size.
5837 (Output_data_const::Output_data_const): Adjust call to base class
5838 constructor and fix data size.
5839 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5840 base class constructor and fix data size.
5841 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5842 base class constructor and fix data size.
5843 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5844 class constructor and fix data size.
5845 (Output_data_group::set_final_data_size): New method definition.
5846 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5847 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5848 class constructor and fix data size.
5849 (Output_relaxed_input_section): New class definition.
5850 (Output_section::Simple_input_section): New class definition.
5851 (Output_section::get_input_sections): Adjust parameter list.
5852 (Output_section::add_input_section_for_script): Same.
5853 (Output_section::save_states, Output_section::restore_states,
5854 Output_section::do_address_and_file_offset_have_reset_values,
5855 (Output_section::Input_section::Input_section): Handle
5856 RELAXED_INPUT_SECTION_CODE. Add new overload for
5857 Output_relaxed_input_section.
5858 (Output_section::Input_section::is_input_section,
5859 Output_section::Input_section::set_output_section): Handle relaxed
5861 (Output_section::Input_section::is_relaxed_input_section,
5862 Output_section::Input_section::output_section_data,
5863 Output_section::Input_section::relaxed_input_section): New method
5865 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5867 (Output_section::Input_section::u1_): Update comments.
5868 (Output_section::Input_section::u2_): Add new union member poris.
5869 (Output_section::Checkpoint_output_section): New classs definition.
5870 (Output_section::relax_input_section): New method declaration.
5871 (Output_section::checkpoint_): New data member.
5872 (Output_segment): Update comments.
5873 (Output_segment::Output_segment): Un-privatize copy constructor.
5874 (Output_segment::operator=): Un-privatize.
5875 * script-sections.cc (Output_section_element::Input_section_list):
5876 Change element type to Output_section::Simple_input_section.
5877 (Output_section_element_dot_assignment::set_section_addresses):
5878 Register output section data for relaxation clean up.
5879 (Output_data_exression::Output_data_expression): Adjust call to base
5880 constructor to fix data size.
5881 (Output_section_element_data::set_section_addresses): Register
5882 Output_data_expression object for relaxation clean up.
5883 (struct Input_section_info): Replace Relobj pointer and section index
5884 pair with Output_section::Simple_input_section and Convert struct to a
5886 (Input_section_sorter::operator()): Adjust access to
5887 Input_section_info data member to use accessors.
5888 (Output_section_element_input::set_section_addresses): Use layout
5889 parameter. Adjust code to use Output_section::Simple_input_section
5890 and Input_secction_info classes. Register filler for relaxation
5892 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5893 and section index pair with Output_section::Simple_input_section
5894 class. Adjust code accordingly.
5895 (Phdrs_element::release_segment): New method definition.
5896 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5898 (Script_sections::release_segments): New method definition.
5899 * gold/script-sections.h (Script_sections::release_segments): New
5901 * gold/target.h (Target::may_relax, Target::relax,
5902 Target::do_may_relax, Target::do_relax): New method definitions.
5904 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5906 * arm.cc (has_signed_unsigned_overflow): New function.
5907 (Arm_relocate_functions::abs8): New function.
5908 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5909 (Target_arm::Scan::global): Likewise.
5910 (Target_arm::relocate::relocate): Likewise.
5911 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5914 2009-09-16 Cary Coutant <ccoutant@google.com>
5916 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5917 * testsuite/Makefile.in: Regenerate.
5919 2009-09-11 Nick Clifton <nickc@redhat.com>
5921 * po/gold.pot: Updated by the Translation project.
5923 2009-09-08 Cary Coutant <ccoutant@google.com>
5925 * output.cc (Output_file::open): Add execute permission to empty file.
5926 * testsuite/Makefile.am (permission_test): New test.
5927 * testsuite/Makefile.in: Regenerate.
5929 2009-09-02 Ian Lance Taylor <iant@google.com>
5931 * output.cc (Output_file::resize): Call map_no_anonymous rather
5934 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5936 * gold.cc: Include "incremental.h".
5937 (queue_initial_tasks): Call Incremental_checker methods.
5938 * incremental.cc: Include "output.h".
5939 (Incremental_checker::can_incrementally_link_output_file): New
5941 * incremental.h (Incremental_checker): New class.
5943 * output.cc (Output_file::open_for_modification): New method.
5944 (Output_file::map_anonymous): Changed return type to bool. Record
5946 (Output_file::map_no_anonymous): New method, broken out of map.
5947 (Output_file::map): Use map_no_anonymous and map_anonymous.
5948 * output.h (class Output_file): Update declarations.
5950 2009-08-24 Cary Coutant <ccoutant@google.com>
5952 * options.h (Command_line::Pre_options): New class.
5953 (Command_line::pre_options): New member.
5954 * options.cc (gold::options::ready_to_register): New variable.
5955 (One_option::register_option): Do nothing if not registering options.
5956 Assert if same short option registered twice.
5957 (General_options::General_options): Turn off option registration when
5959 (Command_line::Pre_options::Pre_options): New constructor.
5961 2009-08-24 Cary Coutant <ccoutant@google.com>
5963 * options.h (General_options::no_keep_memory): Remove incorrect
5966 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5968 * Makefile.am (am__skiplex, am__skipyacc): New.
5969 * Makefile.in: Regenerate.
5971 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5973 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5974 (INCLUDES): ... this.
5975 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5976 (AM_CPPFLAGS): Renamed from ...
5977 (INCLUDE): ... this.
5978 * Makefile.in, testsuite/Makefile.in: Regenerate.
5980 * Makefile.in: Regenerate.
5981 * aclocal.m4: Likewise.
5982 * config.in: Likewise.
5983 * configure: Likewise.
5984 * testsuite/Makefile.in: Likewise.
5986 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5987 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5988 * Makefile.in: Regenerate.
5989 * testsuite/Makefile.in: Regenerate.
5991 2009-08-19 Cary Coutant <ccoutant@google.com>
5993 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5994 symbols in shared libraries overridden by hidden or internal symbols
5995 in the main program.
5997 2009-08-19 Chris Demetriou <cgd@google.com>
5999 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6000 checking source file names in error messages.
6002 2009-08-18 Doug Kwan <dougkwan@google.com>
6004 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6005 an elcpp::Ehdr as parameter. Adjust call to set_target.
6006 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6007 an elfcpp::Ehdr as parameter.
6008 * object.cc (Object::set_target): Remove the version that looks up
6009 a target and sets it.
6010 (Sized_relobj::setup): Take a Target object instead of
6011 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6012 (make_elf_sized_object): Find target and ask target to
6014 * object.h: (Object::set_target): Remove the version that looks up
6015 a target and sets it.
6016 (Sized_relobj::setup): Take a Target object instead of
6017 an elfcpp:Ehdr as parameter.
6018 * target.cc: Include dynobj.h.
6019 (Target::do_make_elf_object_implementation): New.
6020 (Target::do_make_elf_object): New.
6021 * target.h (Target::make_elf_object): New template declaration.
6022 (Target::do_make_elf_object): New method declarations.
6023 (Target::do_make_elf_object_implementation): New template declaration.
6025 2009-08-14 Ian Lance Taylor <iant@google.com>
6027 * gold.h (FUNCTION_NAME): Define.
6028 (gold_unreachable): Use FUNCTION_NAME.
6030 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6032 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6033 symbol in the --keep-unique list is not found.
6035 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6037 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6038 been maked as --keep-unique.
6039 (Icf::unfold_section): New function.
6040 * icf.h (Icf::unfold_section): New function.
6041 * options.h (General_options::keep_unique): New option.
6042 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6043 * testsuite/Makefile.in: Regenerate.
6044 * testsuite/icf_keep_unique_test.sh: New file.
6045 * testsuite/icf_keep_unique_test.cc: New file.
6047 2009-08-12 Cary Coutant <ccoutant@google.com>
6050 * resolve.cc (Symbol_table::resolve): Check for references from
6051 dynamic objects to hidden and internal symbols.
6052 * testsuite/Makefile.am (hidden_test.sh): New test.
6053 * testsuite/Makefile.in: Regenerate.
6054 * testsuite/hidden_test.sh: New script.
6055 * testsuite/hidden_test_1.c: New test source.
6056 * testsuite/hidden_test_main.c: New test source.
6058 2009-08-11 Doug Kwan <dougkwan@google.com>
6060 * arm.cc: Update comments.
6061 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6062 segment to locate the .ARM.exidx section if present.
6064 2009-08-09 Doug Kwan <dougkwan@google.com>
6066 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6069 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6070 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6073 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6075 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6076 valid tls_segment only for non-debug-section relocations.
6077 * testsuite/Makefile.am: Add gc_tls_test.
6078 * testsuite/Makefile.in: Regenerate.
6079 * testsuite/gc_tls_test.cc: New file.
6080 * testsuite/gc_tls_test.sh: New file.
6082 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6086 * Makefile.am (CCFILES): Add icf.cc.
6088 * Makefile.in: Regenerate.
6089 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6090 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6091 section, symbol and addend information for the relocs.
6092 * gold.cc (queue_middle_tasks): Call identical code folding.
6093 * gold.h: Add defines for multimap.
6094 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6095 to the call of finalize_local_symbols.
6096 * main.cc (main): Create object of class Icf.
6097 * object.cc (Sized_relobj::do_layout): Allow this function to be
6098 called twice during icf.
6099 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6100 to sections marked as identical by icf.
6101 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6103 (Sized_relobj::do_section_entsize): New function.
6104 * object.h (Object::section_entsize): New function.
6105 (Object::do_section_entsize): New pure virtual function.
6106 (Relobj::finalize_local_symbols): Add new parameter.
6107 (Relobj::do_section_entsize): New function.
6108 * options.h (General_options::icf): New option.
6109 (General_options::icf_iterations): New option.
6110 (General_options::print_icf_sections): New option.
6111 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6112 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6113 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6115 * symtab.cc (Symbol_table::is_section_folded): New function.
6116 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6117 to sections marked as identical by icf.
6118 * symtab.h (Symbol_table::set_icf): New function.
6119 (Symbol_table::icf): New function.
6120 (Symbol_table::is_section_folded): New function.
6121 (Symbol_table::icf_): New data member.
6122 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6123 * testsuite/Makefile.am: Add commands to build icf_test.
6124 * testsuite/Makefile.in: Regenerate.
6125 * testsuite/icf_test.sh: New file.
6126 * testsuite/icf_test.cc: New file.
6128 2009-07-24 Chris Demetriou <cgd@google.com>
6130 * layout.cc (is_compressible_debug_section): Fix incorrect
6131 comment about compressed section names.
6133 2009-07-20 Ian Lance Taylor <ian@airs.com>
6136 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6138 2009-07-16 Ian Lance Taylor <iant@google.com>
6141 * layout.h: #include <map>.
6142 (class Kept_section): Change from struct to class. Add accessors
6143 and setters. Add section size to Comdat_group mapping. Change
6144 Comdat_group to std::map. Add is_comdat_ field. Add
6145 linkonce_size field in union.
6146 (class Layout): Update declaration of find_or_add_kept_section.
6147 Don't declare find_kept_object.
6148 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6149 parameter. Add object, shndx, is_comdat, and is_group_name
6150 parameters. Change all callers. Adjust for new Kept_section.
6151 (Layout::find_kept_object): Remove.
6152 * object.cc (Sized_relobj::include_section_group): Update use of
6153 Kept_section. Rename secnum to shndx. Only record
6154 Kept_comdat_section if sections are the same size.
6155 (Sized_relobj::include_linkonce_section): Update use of
6156 Kept_section. Only record Kept_comdat_section if sections are the
6157 same size. Set size of linkonce section.
6158 (Sized_relobj::map_to_kept_section): Update call to
6159 get_kept_comdat_section.
6160 * object.h (class Sized_relobj): Rename fields in
6161 Kept_comdat_section to drop trailing underscores; change object
6162 field to Relobj*. Change Kept_comdat_section_table to store
6163 struct rather than pointer.
6164 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6165 Add kept_object and kept_shndx parameters. Change all callers.
6166 (Sized_relobj::get_kept_comdat_section): Change return type to
6167 bool. Add kept_object and kept_shndx parameters. Change all
6169 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6170 Layout::find_or_add_kept_section.
6172 2009-07-09 Ian Lance Taylor <iant@google.com>
6174 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6175 Reserve space in the hash table.
6177 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6179 * fileread.cc (File_read::get_mtime): New method.
6180 * fileread.h (Timespec): New structure.
6181 (File_read::get_mtime): New method.
6182 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6183 Renamed from timestamp_nsec.
6184 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6186 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6188 (Incremental_inputs::report_archive): Save mtime; style fix.
6189 (Incremental_inputs::report_obejct): Save mtime; style fix.
6190 (Incremental_inputs::report_script): Save mtime; style fix.
6191 (Incremental_inputs::finalize_inputs): Style fix.
6192 (Incremental_inputs::finalize): Style fix.
6193 (Incremental_inputs::create_input_section_data): Store inputs
6195 * incremental.h (Incremental_inputs::report_script): Add mtime
6197 (Incremental_inputs::Input_info::Input_info): Intialize only one
6199 (Incremental_inputs::Input_info::archive): Move to nameless
6201 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6202 (Incremental_inputs::Input_info::script): Move to nameless union.
6203 (Incremental_inputs::mtime): New field.
6204 * script.cc (read_input_script): Pass file mtime to
6206 * script.h (Script_info::inputs): Style fix.
6208 2009-07-01 Ian Lance Taylor <ian@airs.com>
6210 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6213 2009-06-24 Ian Lance Taylor <iant@google.com>
6216 * layout.cc (Layout::choose_output_section): If we find an
6217 existing section, update the flags.
6218 (Layout::create_notes): New function, broken out of
6220 (Layout::finalize): Don't create note sections.
6221 (Layout::create_note): Don't crash if linker script discards
6223 (Layout::create_gold_note): Likewise.
6224 (Layout::create_build_id): Likewise. Don't set
6225 after_input_sections on the section.
6226 (Layout::create_executable_stack_info): Remove target parameter.
6228 * layout.h (class Layout): Declare create_notes. Update
6229 declaration of create_executable_stack_info.
6230 * gold.cc (queue_middle_tasks): Call create_notes.
6231 * output.cc (Output_section::update_flags_for_input_section): Move
6232 here from output.h. If SHF_ALLOC flag is newly set, mark address
6234 * output.h (Output_data::mark_address_invalid): New function.
6235 (class Output_section): Only declare, not define,
6236 update_flags_for_input_section. Remove set_flags.
6238 2009-06-24 Ian Lance Taylor <iant@google.com>
6240 * script-sections.cc (Output_section_definition::
6241 set_section_addresses): Rename shadowing local load_address to
6244 2009-06-24 Ian Lance Taylor <iant@google.com>
6247 * reloc.cc (relocate_sections): Skip empty relocation sections.
6249 2009-06-23 Ian Lance Taylor <iant@google.com>
6252 * layout.cc (Layout::create_note): Use choose_output_section
6253 rather than make_output_section.
6255 2009-06-23 Ian Lance Taylor <iant@google.com>
6258 * options.cc (General_options::parse_V): Set printed_version_.
6259 (General_options::General_options): Initialize printed_version_.
6260 * options.h (class General_options): Add printed_version_ field.
6261 * gold.cc (queue_initial_tasks): If there are no input files,
6262 don't give a fatal error if we printed the version information.
6263 (queue_middle_tasks): If using -r with a shared object, give a
6264 fatal error rather than an ordinary error.
6266 2009-06-23 Ian Lance Taylor <iant@google.com>
6269 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6270 (Layout::make_output_section): Set have_stabstr_section_ if we see
6271 a .stab*str section.
6272 (Layout::finalize): Call link_stabs_sections.
6273 (Layout::link_stabs_sections): New file.
6274 * layout.h (class Layout): Add have_stabstr_section_ field.
6275 Declare link_stabs_sections.
6277 2009-06-23 Doug Kwan <dougkwan@google.com>
6279 * Makefile.am (libgold_a_LIBADD): New.
6280 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6281 * Makefile.in: Regenerate.
6282 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6283 * configure: Regenerate.
6284 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6285 * fileread.cc: Include sys/state.h
6286 * gold.h: Declare memmem and strndup if found missing.
6287 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6289 2009-06-23 Ian Lance Taylor <iant@google.com>
6291 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6292 * configure: Rebuild.
6294 2009-06-23 Ian Lance Taylor <iant@google.com>
6297 * object.cc (Object::section_contents): Don't try to get a view if
6298 the section has length zero.
6299 (Object::handle_gnu_warning_section): If the section is empty, use
6300 the name of the section as the warning.
6302 2009-06-23 Ian Lance Taylor <iant@google.com>
6305 * stringpool.h (class Stringpool_template): Add optimize_ field.
6306 (Stringpool_template::set_optimize): New function.
6307 * stringpool.cc (Stringpool_template::Stringpool_template):
6308 Initialize optimize_ field.
6309 (Stringpool_template::set_string_offsets): Test local optimize
6310 fild rather than parameter.
6311 * layout.cc (Layout::Layout): Call set_optimize on the section
6314 2009-06-22 Ian Lance Taylor <iant@google.com>
6317 * yyscript.y: Parse TARGET.
6318 * script.cc (script_set_target): New function.
6319 * script-c.h (script_set_target): Declare.
6320 * options.cc (General_options::string_to_object_format): Rename
6321 from string_to_object_format in anonymous namespace. Change
6323 * options.h (class General_options): Declare
6324 string_to_object_format.
6326 2009-06-22 Ian Lance Taylor <iant@google.com>
6328 * script-sections.cc (Script_sections::create_segments): Don't put
6329 program headers in a PT_LOAD segment if -n or -N.
6331 2009-06-22 Ian Lance Taylor <iant@google.com>
6334 * options.h (class General_options): Add -z lazy and -z now. Sort
6335 -z options into alphabetical order.
6336 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6338 2009-06-21 Ian Lance Taylor <iant@google.com>
6340 * layout.cc (Layout::make_output_section): Call
6341 Target::new_output_section.
6342 (Layout::attach_allocated_section_to_segment): Put large section
6343 sections in a separate load segment with the large segment flag
6345 (Layout::segment_precedes): Sort large data segments after other
6347 (align_file_offset): New static function.
6348 (Layout::set_segment_offsets): Use align_file_offset.
6349 * output.h (class Output_section): Add is_small_section_ and
6350 is_large_section_ fields.
6351 (Output_section::is_small_section): New function.
6352 (Output_section::set_is_small_section): New function.
6353 (Output_section::is_large_section): New function.
6354 (Output_section::set_is_large_section): New function.
6355 (Output_section::is_large_data_section): New function.
6356 (class Output_segment): Add is_large_data_segment_ field.
6357 (Output_segment::is_large_data_segment): New function.
6358 (Output_segment::set_is_large_data_segment): New function.
6359 * output.cc (Output_section::Output_section): Initialize new
6361 (Output_segment::Output_segment): Likewise.
6362 (Output_segment::add_output_section): Add assertion that large
6363 data sections always go in large data segments. Force small data
6364 sections to the end of the list of data sections. Force small BSS
6365 sections to the start of the list of BSS sections. For large BSS
6366 sections to the end of the list of BSS sections.
6367 * symtab.h (class Symbol): Declare is_common_shndx.
6368 (Symbol::is_defined): Check Symbol::is_common_shndx.
6369 (Symbol::is_common): Likewise.
6370 (class Symbol_table): Define enum Commons_section_type. Update
6371 declarations. Add small_commons_ and large_commons_ fields.
6372 * symtab.cc (Symbol::is_common_shndx): New function.
6373 (Symbol_table::Symbol_table): Initialize new fields.
6374 (Symbol_table::add_from_object): Put small and large common
6375 symbols in the right list.
6376 (Symbol_table::sized_finalized_symbol): Check
6377 Symbol::is_common_shndx.
6378 (Symbol_table::sized_write_globals): Likewise.
6379 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6380 common symbol lists. Don't call do_allocate_commons_list if the
6382 (Symbol_table::do_allocate_commons_list): Remove is_tls
6383 parameter. Add comons_section_type parameter. Change all
6384 callers. Handle small and large common symbols.
6385 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6386 Symbol::is_common_shndx.
6387 * resolve.cc (symbol_to_bits): Likewise.
6388 * target.h (Target::small_common_shndx): New function.
6389 (Target::small_common_section_flags): New function.
6390 (Target::large_common_shndx): New function.
6391 (Target::large_common_section_flags): New function.
6392 (Target::new_output_section): New function.
6393 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6394 small_common_section_flags, and large_common_section_flags
6396 (Target::do_new_output_section): New virtual function.
6397 * arm.cc (Target_arm::arm_info): Initialize new fields.
6398 * i386.cc (Target_i386::i386_info): Likewise.
6399 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6401 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6402 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6403 (Target_x86_64::do_new_output_section): New function.
6404 * configure.ac: Define conditional MCMODEL_MEDIUM.
6405 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6406 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6407 (large_LDFLAGS): Define.
6408 * testsuite/large.c: New file.
6409 * testsuite/testfile.cc (Target_test::test_target_info):
6410 Initialize new fields.
6411 * configure, testsuite/Makefile.in: Rebuild.
6413 2009-06-05 Doug Kwan <dougkwan@google.com>
6415 * Makefile.am (CCFILES): Add target.cc.
6416 * Makefile.in: Regenerate.
6417 * i386.cc (class Target_i386): Define new virtual method to
6418 override do_is_local_label_name in parent.
6419 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6420 local symbols if --discard-locals or -X is given.
6421 * options.h (class General_options): Declare new options
6422 '--discard-locals' and '-X' for discarding locals.
6423 * target.h (class Target): Define new methods is_local_label_name.
6424 Declare new virtual method do_is_local_label_name.
6425 * target.cc: New file.
6426 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6427 (check_SCRIPTS): Add discard_locals_test.sh.
6428 (check_DATA): Add discard_local_tests.syms.
6429 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6430 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6431 * testsuite/Makefile.in: Regenerate.
6432 * testsuite/discard_locals_test.c: New file.
6433 * testsuite/discard_locals_test.sh: Same.
6435 2009-06-05 Doug Kwan <dougkwan@google.com>
6437 * object.cc (Sized_relobj::Sized_relobj): Initialize
6438 discarded_eh_frame_shndx_ to -1U.
6439 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6441 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6442 a discarded .eh_frame section.
6443 (Sized_relobj::do_finalize_local_symbols): Ditto.
6444 * object.h (class Sized_relobj): Declare new member
6445 discarded_eh_frame_shndx_.
6446 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6447 (local_labels_test.o, local_labels_test): New rules.
6448 * testsuite/Makefile.in: Regenerate.
6450 2009-06-04 Doug Kwan <dougkwan@google.com>
6452 * layout.cc (Layout::section_name_mapping): Add mapping for
6453 special ARM sections.
6455 2009-06-03 Doug Kwan <dougkwan@google.com>
6457 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6458 (utils::has_overflow): Same.
6460 2009-06-03 Ian Lance Taylor <iant@google.com>
6462 * layout.cc (Layout::section_name_mapping): New array, replacing
6463 Layout::linkonce_mapping.
6464 (Layout::section_name_mapping_count): New variable, replacing
6465 Layout::linkonce_mapping_count.
6466 (Layout::linkonce_output_name): Remove.
6467 (Layout::output_section_name): Rewrite.
6468 * layout.h (class Layout): Rename Linkonce_mapping to
6469 Section_name_mapping, linkonce_mapping to section_name_mapping,
6470 linkonce_mapping_count to section_name_mapping_count. Don't
6471 declare linkonce_output_name.
6473 2009-06-03 Doug Kwan <dougkwan@google.com>
6475 * gold/arm.cc (namespace utils): New.
6476 (Target_arm::reloc_is_non_pic): Define new method.
6477 (class Arm_relocate_functions): New.
6478 (Target_arm::Relocate::relocate): Handle relocation types used by
6481 2009-06-03 Ian Lance Taylor <iant@google.com>
6483 * arm.cc (Target_arm::scan::global): Use || instead of |.
6485 2009-06-02 Doug Kwan <dougkwan@google.com>
6487 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6488 issued_non_pic_error_.
6489 (class Target_arm::Scan): Declare new method check_non_pic.
6490 Define new method symbol_needs_plt_entry.
6491 Declare new data member issued_non_pic_error_.
6492 (class Target_arm::Relocate): Declare new method
6493 should_apply_static_reloc.
6494 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6495 (Target_arm::Scan::check_non_pic): Define new method.
6496 (Target_arm::Scan::local): Handle a small subset of reloc types used
6498 (Target_arm::Scan::local): Same.
6499 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6501 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6503 * incremental.cc (Incremental_inputs::report_command_line): Filter
6504 out --incremental-* options.
6506 2009-05-29 Doug Kwan <dougkwan@google.com>
6508 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6510 (class Target_arm): Update comment.
6511 (Target_arm::Target_arm): Initialize new data members GOT_,
6512 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6513 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6514 and Target_arm::rel_dyn_section.
6515 Declare new_enum Target_arm::Got_type.
6516 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6518 Update commments for member do_dynsym_value.
6519 (Target_arm::got_size, Target_arm::plt_section,
6520 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6521 new methods inside class defintion.
6522 (Target_arm::got_section): Define new method.
6523 (Target_arm::rel_dyn_section): Same.
6524 (Output_data_plt_arm): New template class.
6525 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6526 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6527 (Output_data_plt_arm::add_entry): Same.
6528 (Output_data_plt_arm::first_plt_entry): Define new
6529 static data member for PLT instruction template.
6530 (Output_data_plt_arm::plt_entry): Same.
6531 (Output_data_plt_arm::do_write): Define new method.
6532 (Target_arm::make_plt_entry): Same.
6533 (Target_arm::do_finalize_sections): Same.
6534 (Target_arm::do_dynsym_value): Same.
6536 2009-05-28 Doug Kwan <dougkwan@google.com>
6538 * Makefile.am (TARGETSOURCES): Add arm.cc.
6539 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6540 * Makefile.in: Regenerate.
6542 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6544 2009-05-26 Doug Kwan <dougkwan@google.com>
6546 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6547 (General_options::check_excluded_libs): Strip off directories in
6548 archive name before matching like GNU ld does.
6549 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6550 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6551 (exclude_libs_test_LDFLAGS): Add linker option
6552 -Wl,--exclude-libs,libexclude_libs_test_3
6553 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6554 an explicit archive without using -l.
6555 (alt/libexclude_libs_test_3.a): New make rule.
6556 * testsuite/Makefile.in: Regenerate.
6557 * testsuite/exclude_libs_test.c : Declare lib3_default().
6559 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6560 * exclude_libs_test_3.c: New file.
6562 2009-05-26 Nick Clifton <nickc@redhat.com>
6564 * po/id.po: New Indonesian translation.
6565 * po/gold.pot: Updated template file.
6567 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6569 * testsuite/Makefile.am: Add -ffunction-sections to compile
6570 gc_comdat_test files. Add -Wl,--gc-sections to build
6572 * testsuite/Makefile.in: Regenerate.
6573 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6575 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6577 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6578 kept comdat section was garbage collected.
6579 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6580 * testsuite/Makefile.in: Regenerate.
6581 * testsuite/gc_comdat_test.sh: New file.
6582 * testsuite/gc_comdat_test_1.cc: New file.
6583 * testsuite/gc_comdat_test_2.cc: New file.
6585 2009-05-19 Doug Kwan <dougkwan@google.com>
6587 * archive.cc (Archive::Archive): Move constructor from archive.h
6588 to here. Initialize no_export_.
6589 (Archive::get_elf_object_for_member): Set no_export flag of object.
6590 * archive.h (Archive::Archive): Move constructor body to
6592 (Archive::no_export): New method.
6593 (Archive::no_export_): New field.
6594 * object.h (Object::Object): Initialize no_export_ to false.
6595 (Object::no_export, Object::set_no_export): New methods.
6596 (Object::no_export_): New field.
6597 * options.cc (General_options::parse_exclude_libs): New method.
6598 (General_options::check_excluded_libs) Same.
6599 * options.h (exclude_libs): New option.
6600 (General_options::check_excluded_libs): New method declaration.
6601 (General_options::excluded_libs_): New field.
6602 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6603 default or protected visibility if an object has no-export flag set.
6604 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6605 (check_SCRIPTS): Add exclude_libs_test.sh.
6606 (check_DATA): Add exclude_libs_test.syms.
6607 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6608 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6609 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6610 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6611 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6612 libexclude_libs_test_2.a): New rules.
6613 * testsuite/Makefile.in: Regenerate.
6614 * testsuite/exclude_libs_test.c: New file.
6615 * testsuite/exclude_libs_test.sh: Ditto.
6616 * testsuite/exclude_libs_test_1.c: Ditto.
6617 * testsuite/exclude_libs_test_2.c: Ditto.
6619 2009-05-15 Ian Lance Taylor <iant@google.com>
6621 * configure.ac: Check for declarations for cases where libiberty.h
6622 checks HAVE_DECL_xxx.
6623 * configure, config.in: Rebuild.
6625 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6627 * gold.h (Incremental_argument_list): Remove (invalid) forward
6629 * incremental.cc (Incremental_inputs::report_achive): New method.
6630 (Incremental_inputs::report_object): New method.
6631 (Incremental_inputs::report_script): New method.
6632 (Incremental_inputs::finalize_inputs): New method.
6633 (Incremental_inputs::finalize): Call finalize_inputs().
6634 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6635 Create inputs entries.
6636 * incremental.h (Incremental_input_type): New enum.
6637 (Incremental_inputs::Incremental_input): Initialize new fields.
6638 (Incremental_inputs::report_inputs): New method.
6639 (Incremental_inputs::report_achive): New method.
6640 (Incremental_inputs::report_object): New method.
6641 (Incremental_inputs::report_script): New method.
6642 (Incremental_inputs::finalize_inputs): New method.
6643 (Incremental_inputs::Input_info): New struct.
6644 (Incremental_inputs::Input_info_map): New typedef.
6645 (Incremental_inputs::lock_): New field.
6646 (Incremental_inputs::Inputs_): New field.
6647 (Incremental_inputs::Inputs_map): New field.
6648 * main.cc (main): Call Incremental_input::report_inputs.
6649 * options.h (Input_argument_list): Typedef moved from
6651 (Input_file_group::Files): Remove, use ::Input_argument_list.
6652 (Input_file_group::Input_argument_list): Remove, use
6653 ::Input_argument_list.
6654 * plugin.cc (Plugin_manager::add_input_file): Add error in
6656 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6658 * script.cc (read_input_script): Call
6659 Incremental_input::report_script.
6660 * script.h (Script_info): New class.
6662 2009-04-27 Ian Lance Taylor <iant@google.com>
6664 * x86_64.cc (do_adjust_output_section): Set entsize to
6667 2009-04-23 Elliott Hughes <enh@google.com>
6669 * output.cc (Output_file::close): After short writes, continue
6670 writing from the correct offset in the buffer being written.
6672 2009-04-23 Chris Demetriou <cgd@google.com>
6674 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6675 * configure: Regenerate.
6676 * config.in: Regenerate.
6677 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6678 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6680 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6682 * incremental.cc (Incremental_inputs_header_data): Renamed from
6683 Incremental_input_header_data.
6684 (Incremental_inputs_header_data::data_size): New field.
6685 (Incremental_inputs_header_data::put_input_file_count): Renamed
6686 from input_file_count.
6687 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6688 from command_line_offset.
6689 (Incremental_inputs_header_data::put_reserved): Renamed from
6691 (Incremental_inputs_entry_data): Renamed from
6692 Incremental_input_entry_data.
6693 (Incremental_inputs_entry_data::data_size): New field.
6694 (Incremental_inputs::report_command_line): New method.
6695 (Incremental_inputs::finalize): New method.
6696 (Incremental_inputs::create_incremental_inputs_data): New method.
6697 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6698 * incremental.h: New file.
6699 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6700 (Layout::finalize): Create incremental inputs section in
6702 (Layout::create_incremental_info_sections): New method.
6703 * layout.h (Layout::incremental_inputs): New method.
6704 (Layout::create_incremental_info_sections): New method.
6705 (Layout::incremental_inputs_): New field.
6706 * main.cc (main): Notify Incremental_input of the command line.
6708 2009-04-01 Ian Lance Taylor <iant@google.com>
6709 Mikolaj Zalewski <mikolajz@google.com>
6711 * gold.h (reserve_unordered_map): Define, three versions, one for
6712 each version of Unordered_map.
6713 * layout.cc (Layout::Layout): Remove options parameter. Add
6714 number_of_input_files parameter. Don't initialize options_.
6715 Initialize number_of_input_files_ and resized_signatures_. Move
6716 sections_are_attached_.
6717 (Layout::layout_group): Reserve space for group_signatures_.
6718 (Layout::find_or_add_kept_section): Change name parameter to be a
6719 reference. Resize signatures_ map when it gets large enough.
6720 (Layout::layout_eh_frame): Use parameters->options() instead of
6722 (Layout::make_output_section): Likewise.
6723 (Layout::attach_allocated_section_to_segment): Likewise.
6724 (Layout::finalize, Layout::create_executable_stack): Likewise.
6725 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6726 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6727 * layout.h (class Layout): Update declarations. Remove options_
6728 field. Add number_of_input_files_ and resized_signatures_
6729 fields. Move sections_are_attached_ field.
6730 * main.cc (main): Pass number of input files to Layout
6731 constructor. Don't pass options.
6733 2009-03-30 Ian Lance Taylor <iant@google.com>
6735 * ffsll.c (ffsll): Correct implementation.
6737 2009-03-27 Ian Lance Taylor <iant@google.com>
6739 * ffsll.c: New file.
6740 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6741 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6742 * ftruncate.c (ftruncate): Declare before definition.
6743 * mremap.c (mremap): Likewise.
6744 * pread.c (pread): Likewise.
6745 * configure, Makefile.in, config.in: Rebuild.
6747 * mremap.c: New file.
6748 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6749 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6750 (mremap): Declare if HAVE_MREMAP is not defined.
6751 * configure, Makefile.in, config.in: Rebuild.
6753 2009-03-27 Cary Coutant <ccoutant@google.com>
6755 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6756 position independent.
6757 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6758 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6760 2009-03-24 Cary Coutant <ccoutant@google.com>
6762 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6764 (needs_dynamic_reloc): Likewise.
6766 2009-03-24 Ian Lance Taylor <iant@google.com>
6768 * yyscript.y (file_cmd): Recognize EXTERN.
6769 (extern_name_list, extern_name_list_body): New nonterminals.
6770 * script.cc (script_add_extern): Define.
6771 * script-c.h (script_add_extern): Declare.
6773 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6775 * object.cc (is_elf_object): Define.
6776 * object.h (is_elf_object): Declare.
6777 * archive.cc (Archive::get_elf_object_for_member): Call
6779 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6781 2009-03-24 Elliott Hughes <enh@google.com>
6783 * output.cc (Output_file::map_anonymous): Define.
6784 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6785 try an anonymous one. Report the size if the mmap fails.
6786 * output.h (class Output_file): Declare map_anonymous.
6788 2009-03-24 Ian Lance Taylor <iant@google.com>
6790 * target-select.cc (instantiate_target): Don't acquire the lock if
6791 the instantiated_target_ field has already been set.
6793 2009-03-23 Ian Lance Taylor <iant@google.com>
6795 * gold-threads.h (class Initialize_lock): Define.
6796 * gold-threads.cc (class Initialize_lock_once): Define.
6797 (initialize_lock_control): New static variable.
6798 (initialize_lock_pointer): New static variable.
6799 (initialize_lock_once): New static function.
6800 (Initialize_lock::Initialize_lock): Define.
6801 (Initialize_lock::initialize): Define.
6802 * target-select.h: Include "gold-threads.h".
6803 (class Target_selector): Add lock_ and initialize_lock_ fields.
6804 Don't define instantiate_target, just declare it.
6805 * target-select.cc (Target_selector::Target_selector): Initialize
6807 (Target_selector::instantiate_target): Define.
6808 * descriptors.h: Include "gold-threads.h".
6809 (class Descriptors): Add initialize_lock_ field.
6810 * descriptors.cc (Descriptors::Descriptors): Initialize new
6812 (Descriptors::open): Use initialize_lock_ field
6813 * errors.h (class Errors): Add initialize_lock_ field.
6814 * errors.cc (Errors::Errors): Initialize new field.
6815 (Errors::initialize_lock): Use initialize_lock_ field.
6816 * powerpc.cc (class Target_selector_powerpc): Remove
6817 instantiated_target_ field. In do_recognize call
6818 instantiate_target rather than do_instantiate_target. In
6819 do_instantiate_target just allocate a new target.
6820 * sparc.cc (class Target_selector_sparc): Likewise.
6822 * freebsd.h: New file.
6823 * i386.cc: Include "freebsd.h".
6824 (Target_i386): Derive from Target_freebsd rather than
6826 (Target_selector_i386): Derive from Target_selector_freebsd rather
6827 than Target_selector.
6828 * x86_64.cc: Include "freebsd.h".
6829 (Target_x86_64): Derive from Target_freebsd rather than
6831 (Target_selector_x86_64): Derive from Target_selector_freebsd
6832 rather than Target_selector.
6833 * target.h (class Target): Add adjust_elf_header and
6834 do_adjust_elf_header.
6835 * output.cc (Output_file_header:: do_sized_write): Call target
6836 adjust_elf_header routine.
6837 * configure.tgt: Set targ_osabi.
6838 * configure.ac: Define GOLD_DEFAULT_OSABI.
6839 * parameters.cc (Parameters::default_target): Pass
6840 GOLD_DEFAULT_OSABI to select_target.
6841 * target-select.h (class Target_selector): Make instantiate_target
6842 protected rather than private.
6843 * Makefile.am (HFILES): Add freebsd.h.
6844 * configure, Makefile.in, config.in: Rebuild.
6846 * merge.cc (do_add_input_section): Correct pend value. Change
6847 message about last entry not being null terminated from error to
6850 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6852 * incremental.cc: New file.
6853 * Makefile.am (CCFILES): Add incremental.cc.
6854 * Makefile.in: Rebuild.
6856 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6858 * layout.cc (Layout::output_section_name): Preserve names
6859 of '.note.' sections.
6861 2009-03-19 Ian Lance Taylor <iant@google.com>
6863 * descriptors.cc (Descriptors::open): Check that the options are
6864 valid before using them.
6866 2009-03-18 Ian Lance Taylor <iant@google.com>
6868 * script-sections.h: Include <list>.
6869 (class Script_sections): Change Sections_elements from std::vector
6870 to std::list. Typedef public Elements_iterator. Add
6871 orphan_section_placement_, data_segment_align_start_, and
6872 saw_data_segment_align_ fields. Remove data_segment_align_index_
6874 * script-sections.cc (class Orphan_section_placement): New class.
6875 (class Sections_element): Add virtual functions is_relro and
6876 orphan_section_init. Remove virtual function place_orphan_here.
6877 (class Output_section_definition): Add is_relro and
6878 orphan_section_init. Remove place_orphan_here.
6879 (class Orphan_output_section): Likewise.
6880 (Script_sections::Script_sections): Update for field changes.
6881 (Script_sections::data_segment_align): Set saw_data_segment_align_
6882 and data_segment_align_start_, not data_segment_align_index.
6883 (Script_sections::data_segment_relro_end): Check
6884 saw_data_segment_align_. Use data_segment_align_start_ rather
6885 than data_segment_align_index_.
6886 (Script_sections::place_orphan): Rewrite to use
6887 Orphan_section_placement.
6889 2009-03-17 Ian Lance Taylor <iant@google.com>
6891 * archive.cc (Archive::add_symbols): Check for a version attached
6892 to the symbol name in the archive map.
6893 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6894 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6895 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6896 (ver_test_11.a): New target.
6897 * testsuite/Makefile.in: Rebuild.
6899 * configure.ac: Check for chsize and posix_fallocate. Replace
6901 * ftruncate.c: New file, from gnulib.
6902 * output.cc (posix_fallocate): Define dummy version if not
6903 HAVE_POSIX_FALLOCATE.
6904 (Output_file::map): Call posix_fallocate rather than lseek and
6906 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6907 * configure, Makefile.in, config.in: Rebuild.
6909 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6911 * layout.h (Layout::create_note): Add section_name parameter.
6912 * layout.cc (Layout::create_note): Likewise.
6913 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6915 2009-03-17 Ian Lance Taylor <iant@google.com>
6917 * descriptors.cc: Include "options.h".
6918 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6919 (Descriptors::open): Always use O_CLOEXEC when opening a new
6920 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6921 then set FD_CLOEXEC.
6923 * sparc.cc (class Target_sparc): Add has_got_section.
6924 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6925 make sure we have a GOT section.
6927 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6928 (Target_sparc::Scan::local): Likewise.
6929 (Target_sparc::Scan::global): Likewise.
6930 (Target_sparc::Relocate::relocate): Likewise.
6931 (Target_sparc::Relocate::relocate_tls): Likewise.
6933 * symtab.cc (Symbol_table::define_default_version): New function,
6934 broken out of add_from_object.
6935 (Symbol_table::add_from_object): Call define_default_version.
6936 (Symbol_table::define_special_symbol): Add resolve_oldsym
6937 parameter. Change all callers. If the version for a symbol comes
6938 from a version script, resolve it with the symbol with the same
6939 name with no version. Also add the symbol without a version if
6941 (do_define_in_output_data): If resolving with oldsym, don't delete
6943 (do_define_in_output_segment): Likewise.
6944 (do_define_as_constant): Likewise.
6945 * symtab.h (class Symbol_table): Update declarations.
6947 2009-03-13 Ian Lance Taylor <iant@google.com>
6949 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6950 (Read_symbols::requeue): New function.
6951 (Read_symbols::do_read_symbols): If make_elf_object fails because
6952 the target type is not configured, and the file was searched for,
6953 issue a warning and retry with the next directory.
6954 (Add_symbols::run): If the file has an incompatible format, and
6955 it was searched for, requeue the Read_symbols task. On error,
6957 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6958 dirindex parameter to constructor. Change all callers. Declare
6959 incompatible_warning and requeue.
6960 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6961 input_argument_ and input_group_ fields. Add them to
6962 constructor. Change all callers.
6963 (class Read_script): Add dirindex_ field. Add it to constructor.
6965 * archive.cc (Archive::setup): Remove input_objects parameter.
6967 (Archive::get_file_and_offset): Likewise.
6968 (Archive::read_all_symbols): Likewise.
6969 (Archive::read_symbols): Likewise.
6970 (Archive::get_elf_object_for_member): Remove input_objects
6971 parameter. Add punconfigured parameter. Change all callers.
6972 (Archive::add_symbols): Change return type to bool. Check return
6973 value of include_member.
6974 (Archive::include_all_members): Likewise.
6975 (Archive::include_member): Change return type to bool. Return
6976 false if first included object has incompatible target. Set
6977 included_member_ field.
6978 (Add_archive_symbols::run): If add_symbols returns false, requeue
6980 * archive.h (class Archive): Add included_member_ field.
6981 Initialize it in constructor. Add input_file and searched_for
6982 methods. Update declarations.
6983 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6984 input_argument_ fields. Add them to constructor. Change all
6986 * script.cc: Include "target-select.h".
6987 (class Parser_closure): Add skip_on_incompatible_target_ and
6988 found_incompatible_target_ fields. Add
6989 skip_on_incompatible_target parameter to constructor. Change all
6990 callers. Add methods skip_on_incompatible_target,
6991 clear_skip_on_incompatible_target, found_incompatible_target, and
6992 set_found_incompatible_target.
6993 (read_input_script): Add dirindex parameter. Change all callers.
6994 If parser finds an incompatible target, requeue Read_symbols
6996 (script_set_symbol): Clear skip_on_incompatible_target in
6998 (script_add_assertion, script_parse_option): Likewise.
6999 (script_start_sections, script_add_phdr): Likewise.
7000 (script_check_output_format): New function.
7001 * script.h (read_input_script): Update declaration.
7002 * script-c.h (script_check_output_format): Declare.
7003 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7004 (ignore_cmd): Remove OUTPUT_FORMAT.
7005 * fileread.cc (Input_file::Input_file): Add explicit this.
7006 (Input_file::will_search_for): New function.
7007 (Input_file::open): Add pindex parameter. Change all callers.
7008 * fileread.h (class Input_file): Add input_file_argument method.
7009 Declare will_search_for. Update declarations.
7010 * object.cc (make_elf_object): Add punconfigured parameter.
7012 * object.h (class Object): Make input_file public. Add
7013 searched_for method.
7014 (make_elf_object): Update declaration.
7015 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7017 * dirsearch.h (class Dirsearch): Update declaration.
7018 * options.h (class General_options): Add --warn-search-mismatch.
7019 * parameters.cc (Parameters::is_compatible_target): New function.
7020 * parameters.h (class Parameters): Declare is_compatible_target.
7021 * workqueue.cc (Workqueue::add_blocker): New function.
7022 * workqueue.h (class Workqueue): Declare add_blocker.
7024 * fileread.cc (Input_file::open): Remove options parameter.
7026 (Input_file::open_binary): Likewise.
7027 * script.cc (read_input_script): Likewise.
7028 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7029 options parameter from constructor. Change all callers.
7030 (class Read_script): Likewise.
7031 * fileread.h (class Input_file): Update declarations.
7032 * script.h (read_input_script): Update declaration.
7034 2009-03-10 Nick Clifton <nickc@redhat.com>
7036 * po/es.po: New Spanish translation.
7038 2009-03-06 Cary Coutant <ccoutant@google.com>
7040 * options.cc (parse_short_option): Keep dash_z from registering itself.
7042 2009-03-03 Ian Lance Taylor <iant@google.com>
7045 * target-reloc.h (relocate_section): Pass output_section to
7047 * i386.cc (Target_i386::should_apply_static_reloc): Add
7048 output_section parameter. Change all callers.
7049 (Target_i386::Relocate::relocate): Add output_section parameter.
7050 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7051 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7052 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7053 * testsuite/two_file_shared.sh: New script.
7054 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7055 (check_DATA): Add two_file_shared.dbg.
7056 (two_file_shared.dbg): New target.
7057 * testsuite/Makefile.in: Rebuild.
7059 2009-03-01 Ian Lance Taylor <iant@google.com>
7061 * configure.ac: Check for byteswap.h.
7062 * configure: Rebuild.
7063 * config.in: Rebuild.
7065 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7067 * layout.cc (Layout::find_or_add_kept_section): New function.
7068 (Layout::add_comdat): Removed.
7069 * layout.h (struct Kept_section): Move out of class Layout.
7070 Remove trailing underscores from field names. Add group_sections
7071 field. Rename group_ field to is_group. Change all uses.
7072 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7073 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7074 comdat_groups_ field.
7075 (Sized_relobj::include_section_group): Use
7076 find_or_add_kept_section and Kept_section::group_sections.
7077 (Sized_relobj::include_linkonce_section): Likewise.
7078 * object.cc (class Sized_relobj): Don't define Comdat_group or
7079 Comdat_group_table. Remove find_comdat_group and
7080 add_comdat_group. Remove comdat_groups_ field.
7081 * plugin.cc (include_comdat_group): Use
7082 Layout::find_or_add_kept_section.
7084 2009-02-28 Ian Lance Taylor <iant@google.com>
7086 * README: --gc-sections and map files are now supported. Document
7087 some build requirements.
7090 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7091 relocatable link set the value of the section symbol to zero.
7092 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7093 relocatable link don't include the section address in the local
7096 2009-02-27 Ian Lance Taylor <iant@google.com>
7099 * options.h (class Search_directory): Add is_system_directory.
7100 (class General_options): Declare is_in_system_directory.
7101 * options.cc (get_relative_sysroot): Make static.
7102 (get_default_sysroot): Make static.
7103 (General_optoins::is_in_system_directory): New function.
7104 * fileread.cc (Input_file::is_in_system_directory): New function.
7105 * fileread.h (class Input_file): Declare is_in_system_directory.
7106 * object.h (class Object): Add is_in_system_directory.
7107 (class Input_objects): Remove system_library_directory_ field.
7108 * object.cc (Input_objects::add_object): Don't set
7109 system_library_directory_.
7110 (input_objects::found_in_system_library_directory): Remove.
7111 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7112 parameter. Change all callers.
7113 (Symbol_table::sized_write_globals): Likewise.
7114 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7115 Call Object::is_in_system_directory.
7116 * symtab.h (class Symbol_table): Update declarations.
7119 * descriptors.h (Open_descriptor): Add is_on_stack field.
7120 * descriptors.cc (Descriptors::open): If the descriptor is on the
7121 top of the stack, remove it. Initialize is_on_stack field.
7122 (Descriptors::release): Only add pod to stack if it is not on the
7124 (Descriptors::close_some_descriptor): Clear stack_next and
7128 * output.cc (Output_section::find_starting_output_address): Rename
7129 from starting_output_address; add PADDR parameter; change return
7131 * output.h (class Output_section): Declare
7132 find_starting_output_address instead of starting_output_address.
7133 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7134 section symbol for which we can't find a merge section.
7137 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7138 hidden or internal, force the symbol to be local.
7139 * resolve.cc (Symbol::override_visibility): Define.
7140 (Symbol::override_base): Use override_visibility.
7141 (Symbol_table::resolve): Likewise.
7142 (Symbol::override_base_with_special): Likewise.
7143 (Symbol_table::override_with_special): If the visibility is hidden
7144 or internal, force the symbol to be local.
7145 * symtab.h (class Symbol): Add set_visibility and
7146 override_visibility.
7147 * testsuite/ver_test_1.sh: New file.
7148 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7149 (check_DATA): Add ver_test_1.syms.
7150 (ver_test_1.syms): New target.
7151 * testsuite/Makefile.in: Rebuild.
7153 2009-02-25 Cary Coutant <ccoutant@google.com>
7155 * layout.cc (Layout::choose_output_section): Don't rename sections
7156 when using a linker script that has a SECTIONS clause.
7157 * Makefile.in: Regenerate.
7159 * testsuite/Makefile.am (script_test_5.sh): New test case.
7160 * testsuite/Makefile.in: Regenerate.
7161 * testsuite/script_test_5.cc: New file.
7162 * testsuite/script_test_5.sh: New file.
7163 * testsuite/script_test_5.t: New file.
7165 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7167 * archive.cc (Archive::include_member): Update calls to add_symbols.
7168 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7169 the Layout argument.
7170 * dynobj.h (do_add_symbols): Add the Layout argument.
7171 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7173 * object.h (Object::add_symbols): Add the Layout argument.
7174 (Object::do_add_symbols): Add the Layout argument.
7175 (Sized_relobj::do_add_symbols): Add the Layout argument.
7176 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7177 Unify the two versions.
7178 (Add_plugin_symbols): Remove.
7179 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7180 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7181 (Add_plugin_symbols): Remove.
7182 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7183 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7184 (Add_symbols::run): Make it work with Pulginobj.
7186 2009-02-06 Ian Lance Taylor <iant@google.com>
7188 * object.cc (Sized_relobj::do_layout): Make info message start
7189 with lower case letter.
7191 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7193 * binary.cc: Fix file comment.
7195 * options.h (enum Incremental_disposition): Define.
7196 (class General_options): Add new options: --incremental,
7197 --incremental_changed, --incremental_unchanged,
7198 --incremental_unknown. Add incremental_disposition_ and
7199 implicit_incremental_ fields.
7200 (General_options::incremental_disposition): New function.
7201 (class Position_dependent_options): Add incremental_disposition
7203 (Position_dependent_options::copy_from_options): Set incremental
7205 * options.cc (General_options::parse_incremental_changed): New
7207 (General_options::parse_incremental_unchanged): New function.
7208 (General_options::parse_incremental_unknown): New function.
7209 (General_options::General_options): Initialize new fields
7210 incremental_disposition_ and implicit_incremental_.
7211 (General_options::finalize): Check for uasge of --incremental-*
7212 without --incremental.
7214 2009-02-06 Chris Demetriou <cgd@google.com>
7216 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7217 pointer and to report location as the file name associated with
7219 (gold_undefined_symbol_at_location): New function to replace the
7220 old gold_undefined_symbol functionality.
7221 * target-reloc.h (relocate_section): Update to use
7222 gold_undefined_symbol_at_location.
7223 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7224 Call gold_undefined_symbol function rather than gold_error.
7225 * errors.h (Errors::undefined_symbol): Take location as a
7226 string, rather than calculating it from a relocation.
7227 * errors.cc (Errors::fatal): Print "fatal error:" before the
7229 (Errors::error, Errors::error_at_location): Print "error: "
7230 before the formatted message.
7231 (Errors::undefined_symbol): Take location as a string, rather
7232 than calculating it from a relocation.
7233 (gold_undefined_symbol_at_location): New function akin to
7234 old gold_undefined_symbol, calculates location from relocation.
7235 (gold_undefined_symbol): Change to take only a Symbol pointer
7236 and to report location as the file name associated with the symbol.
7237 * testsuite/debug_msg.sh: Update for changed error messages.
7238 * testsuite/undef_symbol.sh: Likewise.
7240 2009-02-04 Duncan Sands <baldrick@free.fr>
7243 * reduced_debug_output.h
7244 (Output_reduced_debug_abbrev_section::failed): Use format for
7246 (Output_reduced_debug_info_section::faild): Likewise.
7248 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7250 * script.cc (Lazy_demangler): New class.
7251 (Version_script_info::get_symbol_version_helper): Demangle a
7254 2009-01-29 Cary Coutant <ccoutant@google.com>
7256 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7258 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7260 2009-01-28 Ian Lance Taylor <iant@google.com>
7262 * version.cc (version_string): Bump to 1.9.
7264 * gold.h: Include <cstring> and <stdint.h>.
7265 * version.cc: Include <cstdio>.
7266 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7268 * reduced_debug_output.cc (insert_into_vector): Rename from
7269 Insert_into_vector; change all callers. Use Swap_unaligned to
7270 avoid aliasing issue; remove union since it is unnecessary.
7272 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7274 * Makefile.am (CCFILES): Add gc.cc.
7276 * Makefile.in: Regenerate.
7277 * gold.cc (Gc_runner): New class.
7278 (queue_initial_tasks): Call garbage collection related tasks
7279 when corresponding options are invoked.
7280 (queue_middle_gc_tasks): New function.
7281 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7282 processed early before laying out sections during garbage collection.
7283 * gold.h (queue_middle_gc_tasks): New function.
7284 (is_prefix_of): Move from "layout.cc".
7285 * i386.cc (Target_i386::gc_process_relocs): New function.
7286 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7287 * main.cc (main): Create object of class "Garbage_collection".
7288 * object.cc (Relobj::copy_symbols_data): New function.
7289 (Relobj::is_section_name_included): New function.
7290 (Sized_relobj::do_layout): Allow this function to be called twice
7291 during garbage collection and defer layout of section during the
7293 * object.h (Relobj::get_symbols_data): New function.
7294 (Relobj::is_section_name_included): New function.
7295 (Relobj::copy_symbols_data): New function.
7296 (Relobj::set_symbols_data): New function.
7297 (Relobj::get_relocs_data): New function.
7298 (Relobj::set_relocs_data): New function.
7299 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7300 (Relobj::gc_process_relocs): New function.
7301 (Relobj::do_gc_process_relocs): New pure virtual function.
7302 (Relobj::sd_): New data member.
7303 (Sized_relobj::is_output_section_offset_invalid): New function.
7304 (Sized_relobj::do_gc_process_relocs): New function.
7305 * options.h (General_options::gc_sections): Modify to not be a no-op.
7306 (General_options::print_gc_sections): New option.
7307 * plugin.cc (Plugin_finish::run): Remove function call to
7308 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7309 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7310 * reloc.cc (Read_relocs::run): Add task to process relocs and
7311 determine unreferenced sections when doing garbage collection.
7312 (Gc_process_relocs): New class.
7313 (Sized_relobj::do_gc_process_relocs): New function.
7314 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7315 sections that are garbage collected.
7316 * reloc.h (Gc_process_relocs): New class.
7317 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7318 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7319 symbols whose corresponding sections are garbage collected.
7320 (Symbol_table::Symbol_table): Add new parameter for the garbage
7322 (Symbol_table::gc_mark_undef_symbols): New function.
7323 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7324 (Symbol_table::gc_mark_dyn_syms): New function.
7325 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7327 (Symbol_table::add_from_object): Likewise.
7328 (Symbol_table::add_from_relobj): When building shared objects, do not
7329 treat externally visible symbols as garbage.
7330 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7331 table information for static and relocatable links.
7332 * symtab.h (Symbol_table::set_gc): New function.
7333 (Symbol_table::gc): New function.
7334 (Symbol_table::gc_mark_undef_symbols): New function.
7335 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7336 (Symbol_table::gc_mark_dyn_syms): New function.
7337 (Symbol_table::gc_): New data member.
7338 * target.h (Sized_target::gc_process_relocs): New pure virtual
7340 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7341 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7343 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7345 * options.h (General_options::gc_sections): Define as a no-op for now.
7346 (General_options::no_keep_memory): Ditto.
7347 (General_options::Bshareable): Define.
7348 * options.cc (General_options::finalize): Honor -Bshareable.
7350 2009-01-20 Andreas Schwab <schwab@suse.de>
7352 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7353 read the value in the contents, since we don't use it. Use the
7354 template endianness when writing.
7355 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7357 2009-01-19 Andreas Schwab <schwab@suse.de>
7359 * configure.tgt (powerpc64-*): Fix targ_obj.
7361 2009-01-15 Ian Lance Taylor <iant@google.com>
7363 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7364 local symbols when stripping all symbols.
7366 2009-01-14 Cary Coutant <ccoutant@google.com>
7368 * output.cc (Output_reloc): Add explicit instantiations.
7370 2009-01-14 Cary Coutant <ccoutant@google.com>
7372 * archive.cc (Archive::get_elf_object_for_member): Remove call
7373 to File_read::claim_for_plugin.
7374 * descriptors.cc (Descriptors::open): Remove reference to
7376 (Descriptors::claim_for_plugin): Remove.
7377 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7378 (Descriptors::is_claimed): Remove.
7379 (claim_descriptor_for_plugin): Remove.
7380 * fileread.cc (File_read::claim_for_plugin): Remove.
7381 * fileread.h (File_read::claim_for_plugin): Remove.
7382 (File_read::descriptor): Reopen descriptor if necessary.
7383 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7384 (Plugin_manager::all_symbols_read): Add task parameter. Change
7386 (Plugin_manager::get_input_file): New function.
7387 (Plugin_manager::release_input_file): New function.
7388 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7389 corresponding data member.
7390 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7391 and pass to base constructor. Change all callers.
7392 (get_input_file, release_input_file): New functions.
7393 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7394 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7395 (Plugin_manager::all_symbols_read): Add task parameter.
7396 (Plugin_manager::get_input_file): New function.
7397 (Plugin_manager::release_input_file): New function.
7398 (Plugin_manager::task_): New data member.
7399 (Pluginobj::Pluginobj): Add filesize parameter.
7400 (Pluginobj::filename): New function.
7401 (Pluginobj::descriptor): New function.
7402 (Pluginobj::filesize): New function.
7403 (Pluginobj::filesize_): New data member.
7404 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7405 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7406 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7408 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7409 with archive libraries.
7410 * testsuite/Makefile.in: Regenerate.
7411 * testsuite/plugin_test.c (struct sym_info): New type.
7412 (get_input_file, release_input_file): New static variables.
7413 (onload): Capture new transfer vector entries.
7414 (claim_file_hook): Stop reading at end of file according to filesize.
7415 Factor out parsing of readelf output into separate function.
7416 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7417 APIs and get the source file name from the symbol table. Convert
7418 source file name to corresponding object file name. Print info
7419 message when adding new input files.
7420 (parse_readelf_line): New function.
7421 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7422 * testsuite/plugin_test_2.sh: Likewise.
7423 * testsuite/plugin_test_3.sh: Likewise.
7424 * testsuite/plugin_test_4.sh: New test case.
7426 2009-01-07 Ian Lance Taylor <iant@google.com>
7428 * version.cc (version_string): Bump to 1.8.
7430 2008-12-23 Cary Coutant <ccoutant@google.com>
7432 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7433 * plugin.cc (Plugin_manager::finish): Rename as
7434 layout_deferred_objects. Move cleanup to separate function.
7435 (Plugin_manager::cleanup): New function.
7436 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7438 * plugin.h (Plugin_manager::finish): Rename as
7439 layout_deferred_objects.
7440 (Plugin_manager::cleanup): New function.
7441 (Plugin_manager::cleanup_done): New field.
7443 2008-12-23 Cary Coutant <ccoutant@google.com>
7445 * plugin.cc (is_visible_from_outside): New function.
7446 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7447 so we don't return "IR only" status for exported symbols or -r links.
7449 * testsuite/Makefile.am (plugin_test_3): New test case.
7450 * testsuite/Makefile.in: Regenerate.
7451 * testsuite/plugin_test_3.sh: New file.
7453 2008-12-22 Cary Coutant <ccoutant@google.com>
7455 * object.cc (Sized_relobj::layout_section): New function.
7456 (Sized_relobj::do_layout): Defer layout of input sections until after
7457 plugin has provided replacement files.
7458 (Sized_relobj::do_layout_deferred_sections): New function.
7459 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7460 (Relobj::layout_deferred_sections): New function.
7461 (Relobj::do_layout_deferred_sections): New function.
7462 (Sized_relobj::do_layout_deferred_sections): New function.
7463 (Sized_relobj::layout_section): New function.
7464 (Sized_relobj::Deferred_layout): New structure.
7465 (Sized_relobj::deferred_layout_): New field.
7466 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7467 Change all callers. Layout deferred sections.
7468 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7470 (Plugin_hook::run): Move code from do_plugin_hook inline.
7471 (Plugin_hook::do_plugin_hook): Remove.
7472 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7473 (Plugin_manager::finish): Renamed, was cleanup.
7474 (Plugin_manager::should_defer_layout): New function.
7475 (Plugin_manager::add_deferred_layout_object): New function.
7476 (Plugin_manager::Deferred_layout_list): New type.
7477 (Plugin_manager::deferred_layout_objects_): New field.
7478 (Plugin_hook::do_plugin_hook): Remove.
7480 2008-12-17 Ian Lance Taylor <iant@google.com>
7482 * options.h (class General_options): Add --no case for
7485 2008-12-16 Cary Coutant <ccoutant@google.com>
7487 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7489 (Plugin_manager::claim_file): Create plugin object even if
7490 plugin did not call the add_symbols callback.
7491 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7492 asking for more symbols than were added.
7493 * testsuite/Makefile.am (plugin_test_1): Add test case with
7495 (empty.syms): New target.
7496 * testsuite/Makefile.in: Regenerate.
7497 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7498 message. Don't call add_symbols if no globals.
7499 (all_symbols_read_hook): Don't provide replacement for empty
7502 2008-12-12 Ian Lance Taylor <iant@google.com>
7504 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7505 r_type == 0 for a local symbol with r_sym == 0.
7506 (scan_relocatable_relocs): Pass r_sym to
7507 local_non_section_strategy.
7508 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7511 * configure.ac: Update test for TLS descriptors: they are
7512 supported as of glibc 2.9.
7513 * configure: Rebuild.
7515 2008-12-11 Ian Lance Taylor <iant@google.com>
7518 * target-reloc.h (Default_scan_relocatable_relocs): For each
7519 function, map r_type == 0 to RELOC_DISCARD.
7521 2008-12-10 Cary Coutant <ccoutant@google.com>
7523 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7524 object to override a kept COMDAT group from a plugin object.
7526 2008-12-09 Ian Lance Taylor <iant@google.com>
7529 * yyscript.y (file_cmd): Handle INPUT.
7531 * testsuite/initpri1.c: Change all declarations to be full
7532 prototypes by adding void, to avoid compiler warnings.
7534 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7536 * options.cc (General_options::parse_plugin_opt): New.
7537 (General_options::add_plugin): The argument now is just the filename.
7538 (General_options::add_plugin_option): New.
7539 * options.h (plugin_opt): New.
7540 (add_plugin): Change argument name.
7541 (add_plugin_option): New.
7542 * plugin.cc (Plugin::load): Don't parse the plugin option.
7543 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7544 (Plugin::add_option): New.
7545 (Plugin::args_): Change type.
7546 (Plugin::filename_): New.
7547 (Plugin_manager::add_plugin_option): New.
7548 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7549 * testsuite/Makefile.in: Regenerate.
7551 2008-12-05 Cary Coutant <ccoutant@google.com>
7553 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7554 Handle --strip-lto-sections option.
7555 * options.h (strip_lto_sections): New option.
7557 2008-12-01 Cary Coutant <ccoutant@google.com>
7559 * plugin.cc (ld_plugin_message): Change format parameter to const.
7560 Fix mismatch between new[] and delete.
7562 2008-11-14 Cary Coutant <ccoutant@google.com>
7564 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7567 2008-11-05 Craig Silverstein <csilvers@google.com>
7569 * options.cc (General_options::parse_dynamic_list): New function.
7570 * options.h (General_options): New flags dynamic_list,
7571 dynamic_list_data, dynamic_list_cpp_new, and
7572 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7573 (General_options::in_dynamic_list): New function.
7574 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7575 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7576 (Lex::can_continue_name): Likewise.
7578 (read_script_file): New parameter script_options.
7579 (read_dynamic_list): New function.
7580 (Script_options::define_dynamic_list): New function.
7581 (dynamic_list_keyword_parsecodes): New variable.
7582 (dynamic_list_keywords): New variable.
7583 * script.h (Script_options::define_dynamic_list): New function
7585 (read_dynamic_list): New function prototype.
7586 * symtab.cc (strprefix): New macro.
7587 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7588 dynamic_list_data, dynamic_list_cpp_new, and
7589 dynamic_list_cpp_typeinfo.
7590 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7591 (dynamic_list_expr): New rule.
7592 (dynamic_list_nodes): Likewise.
7593 (dynamic_list_node): Likewise.
7594 * testsuite/Makefile.am (dynamic_list): New test.
7595 * testsuite/Makefile.in: Regenerated.
7596 * testsuite/dynamic_list.t: New file.
7597 * testsuite/dynamic_list.sh: New file.
7599 2008-11-05 Craig Silverstein <csilvers@google.com>
7601 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7602 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7603 (t11_last): Likewise.
7604 * testsuite/ver_test_6.c (main): Likewise.
7606 2008-10-07 Cary Coutant <ccoutant@google.com>
7608 * options.c (General_options::finalize): Add check for -static and
7610 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7613 2008-10-02 Cary Coutant <ccoutant@google.com>
7615 * plugin.cc (make_sized_plugin_object): Fix conditional
7616 compilation to work when not all targets are enabled.
7618 2008-09-29 Cary Coutant <ccoutant@google.com>
7620 * archive.cc (Archive::get_file_and_offset): Use filename instead
7621 of name to get library path.
7622 (Archive::include_member): Unlock external member of a thin archive.
7624 * testsuite/Makefile.am (TEST_AR): New variable.
7625 (thin_archive_test_1): New test.
7626 (thin_archive_test_2): New test.
7627 * testsuite/Makefile.in: Regenerate.
7628 * testsuite/thin_archive_main.cc: New file.
7629 * testsuite/thin_archive_test_1.cc: New file.
7630 * testsuite/thin_archive_test_2.cc: New file.
7631 * testsuite/thin_archive_test_3.cc: New file.
7632 * testsuite/thin_archive_test_4.cc: New file.
7634 2008-09-29 Cary Coutant <ccoutant@google.com>
7636 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7637 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7639 (Sized_relobj::do_finalize_local_symbols): Likewise.
7640 (Sized_relobj::map_to_kept_section): Likewise.
7641 * object.h (Sized_relobj::invalid_address): New constant.
7642 (Sized_relobj::do_output_section_offset): Check for invalid_address
7644 * output.cc (Output_reloc::local_section_offset): Use constant
7645 invalid_address instead of -1U.
7646 (Output_reloc::get_address): Likewise.
7647 (Output_section::output_address): Change -1U to -1ULL.
7648 * output.h (Output_reloc::invalid_address): New constant.
7649 * reloc.cc (Sized_relobj::write_sections): Use constant
7650 invalid_address instead of -1U.
7651 (Sized_relobj::relocate_sections): Likewise.
7652 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7653 values for merge sections.
7654 * target-reloc.h (relocate_for_relocatable): Use constant
7655 invalid_address instead of -1U.
7657 2008-09-19 Cary Coutant <ccoutant@google.com>
7659 Add plugin functionality for link-time optimization (LTO).
7660 * configure.ac (plugins): Add --enable-plugins option.
7661 * configure: Regenerate.
7662 * config.in: Regenerate.
7663 * Makefile.am (LIBDL): New variable.
7664 (CCFILES): Add plugin.cc.
7665 (HFILES): Add plugin.h.
7666 (ldadd_var): Add LIBDL.
7667 * Makefile.in: Regenerate.
7669 * archive.cc: Include "plugin.h".
7670 (Archive::setup): Don't preread archive symbols when using a plugin.
7671 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7672 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7674 (Archive::include_member): Add symbols from plugin objects.
7675 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7676 * descriptors.cc (Descriptors::open): Check for file descriptors
7677 abandoned by plugins.
7678 (Descriptors::claim_for_plugin): New function.
7679 * descriptors.h (Descriptors::claim_for_plugin): New function.
7680 (Open_descriptor::is_claimed): New field.
7681 (claim_descriptor_for_plugin): New function.
7682 * fileread.cc (File_read::claim_for_plugin): New function.
7683 * fileread.h (File_read::claim_for_plugin): New function.
7684 (File_read::descriptor): New function.
7685 * gold.cc: Include "plugin.h".
7686 (queue_initial_tasks): Add task to call plugin hooks for generating
7688 * main.cc: Include "plugin.h".
7689 (main): Load plugin libraries.
7690 * object.h (Pluginobj): Declare.
7691 (Object::pluginobj): New function.
7692 (Object::do_pluginobj): New function.
7693 (Object::set_target): New function.
7694 * options.cc: Include "plugin.h".
7695 (General_options::parse_plugin): New function.
7696 (General_options::General_options): Initialize plugins_ field.
7697 (General_options::add_plugin): New function.
7698 * options.h (Plugin_manager): Declare.
7699 (General_options): Add --plugin option.
7700 (General_options::has_plugins): New function.
7701 (General_options::plugins): New function.
7702 (General_options::add_plugin): New function.
7703 (General_options::plugins_): New field.
7704 * plugin.cc: New file.
7705 * plugin.h: New file.
7706 * readsyms.cc: Include "plugin.h".
7707 (Read_symbols::do_read_symbols): Check for archive before checking
7708 for ELF file. Call plugin hooks to claim files.
7709 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7710 from a real object file; force override when processing replacement
7712 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7713 (Symbol::init_base_object): Likewise.
7714 (Symbol::init_base_output_data): Likewise.
7715 (Symbol::init_base_output_segment): Likewise.
7716 (Symbol::init_base_constant): Likewise.
7717 (Symbol::init_base_undefined): Likewise.
7718 (Symbol::output_section): Assert that object is not a plugin.
7719 (Symbol_table::add_from_pluginobj): New function.
7720 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7722 (Symbol_table::sized_write_globals): Likewise.
7723 (Symbol_table::add_from_pluginobj): Instantiate template.
7724 * symtab.h (Sized_pluginobj): Declare.
7725 (Symbol::in_real_elf): New function.
7726 (Symbol::set_in_real_elf): New function.
7727 (Symbol::in_real_elf_): New field.
7728 (Symbol_table::add_from_pluginobj): New function.
7730 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7731 (LIBDL): New variable.
7733 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7734 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7735 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7736 (MOSTLYCLEANFILES): Likewise.
7737 * testsuite/Makefile.in: Regenerate.
7738 * testsuite/plugin_test.c: New file.
7739 * testsuite/plugin_test_1.sh: New file.
7740 * testsuite/plugin_test_2.sh: New file.
7742 2008-09-16 Ian Lance Taylor <iant@google.com>
7744 * target-reloc.h (relocate_section): Check whether a symbol is
7745 defined by the ABI before reporting an undefined symbol error.
7746 * target.h (Target::is_defined_by_abi): Make parameter const.
7747 (Target::do_is_defined_by_abi): Likewise.
7748 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7749 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7750 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7751 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7752 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7753 * testsuite/Makefile.in: Rebuild.
7755 * fileread.cc (make_view): Add casts to avoid warning.
7757 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7759 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7760 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7762 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7764 * options.h (General_options::output_is_executable): New.
7765 (General_options::output_is_pie): New.
7766 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7767 for shared libraries.
7768 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7770 2008-09-11 Chris Demetriou <cgd@google.com>
7772 * options.h (origin): New -z option.
7773 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7774 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7777 2008-09-05 Cary Coutant <ccoutant@google.com>
7779 * fileread.cc (File_read::make_view): Add check for attempt to map
7782 2008-09-05 Cary Coutant <ccoutant@google.com>
7784 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7785 explicit instantiations.
7787 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7790 * options.cc (General_options::finalize): Allow undefined symbols
7791 in shlibs if linking -shared.
7794 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7795 symbols as not needing a dynsym entry.
7797 2008-08-20 Craig Silverstein <csilvers@google.com>
7799 * fileread.cc (File_read::open): Do not lock the file unless it
7800 was successfully opened.
7802 2008-08-14 Cary Coutant <ccoutant@google.com>
7804 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7805 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7806 * testsuite/tls_test.cc (struct int128): 128-bit struct
7807 for testing TLS relocs with non-zero addend.
7808 (v12): New TLS variable.
7810 (t_last): Add check for v12.
7811 * testsuite/tls_test.h (t12): New function.
7812 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7814 2008-08-13 Ian Lance Taylor <iant@google.com>
7816 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7817 set tls_segment_ or relro_segment_.
7818 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7820 * output.h (Output_section::clear_is_relro): New function.
7821 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7822 sections specially even when output_data_ is empty.
7823 (Output_segment::maximum_alignment): When first section is relro,
7824 only force alignment for PT_LOAD segments.
7825 * script.cc (script_data_segment_align): New function.
7826 (script_data_segment_relro_end): New function.
7827 * script-c.h (script_data_segment_align): Declare.
7828 (script_data_segment_relro_end): Declare.
7829 * script-sections.h (class Script_sections): Declare
7830 data_segment_align and data_segment_relro_end. Add fields
7831 segment_align_index_ and saw_relro_end_.
7832 * script-sections.cc (class Sections_element): Add set_is_relro
7833 virtual function. Add new bool* parameter to place_orphan_here.
7834 Add get_output_section virtual function.
7835 (class Output_section_definition): Add set_is_relro. Add new
7836 bool* parameter to place_orphan_here. Add get_output_section.
7837 Add is_relro_ field.
7838 (Output_section_definition::Output_section_definition): Initialize
7839 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7840 and is_relro_ fields.
7841 (Output_section_definition::place_orphan_here): Add is_relro
7843 (Output_section_definition::set_section_addresses): Set relro for
7845 (Output_section_definition::alternate_constraint): Likewise.
7846 (class Orphan_output_section): Add new bool* parameter to
7847 place_orphan_here. Add get_output_section.
7848 (Orphan_output_section::place_orphan_here): Add is_relro
7850 (Script_sections::Script_sections): Initialize
7851 data_segment_align_index_ and saw_relro_end_.
7852 (Script_sections::data_segment_align): New function.
7853 (Script_sections::data_segment_relro_end): New function.
7854 (Script_sections::place_orphan): Set or clear is_relro.
7855 (Script_sections::set_section_addresses): Force alignment of first
7857 * yyscript.y (exp): Call script_data_segment_align and
7858 script_data_segment_relro_end.
7859 * testsuite/relro_script_test.t: New file.
7860 * testsuite/relro_test.cc (using_script): Declare.
7861 (t1, t2): Test using_script.
7862 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7863 (relro_script_test_SOURCES): Define.
7864 (relro_script_test_DEPENDENCIES): Define.
7865 (relro_script_test_LDFLAGS): Define.
7866 (relro_script_test_LDADD): Define.
7867 (relro_script_test.so): New target.
7868 * testsuite/Makefile.in: Rebuild.
7870 2008-08-06 Cary Coutant <ccoutant@google.com>
7872 * archive.cc (Archive::total_archives, Archive::total_members)
7873 (Archive::total_members_loaded): New variables.
7874 (Archive::setup): Add parameter. Add option to preread
7876 (Archive::read_armap): Add counter.
7877 (Archive::get_file_and_offset): New function.
7878 (Archive::get_elf_object_for_member): New function.
7879 (Archive::read_all_symbols): New function.
7880 (Archive::read_symbols): New function.
7881 (Archive::add_symbols): Add counters.
7882 (Archive::include_all_members): Use armap to find members if it's
7884 (Archive::include_member): Skip reading symbols if already read.
7885 Factored code into Archive::get_file_and_offset and
7886 Archive::get_elf_object_for_member. Changed call to
7887 Mapfile::report_include_archive_member.
7888 (Archive::print_stats): New function.
7889 * archive.h: Declare Object and Read_symbols_data classes.
7890 (Archive::Archive): Add initializers for new members.
7891 (Archive::setup): Add parameter.
7892 (Archive::print_stats): New function.
7893 (Archive::total_archives, Archive::total_members)
7894 (Archive::total_members_loaded): New variables.
7895 (Archive::get_file_and_offset): New function.
7896 (Archive::get_elf_object_for_member): New function.
7897 (Archive::read_all_symbols): New function.
7898 (Archive::read_symbols): New function.
7899 (Archive::Archive_member): New class.
7900 (Archive::members_): New member.
7901 (Archive::num_members_): New member.
7902 * main.cc: Include archive.h.
7903 (main): Call Archive::print_stats.
7904 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7905 archive parameter; member_name is now the fully-decorated name.
7906 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7907 * options.h: (General_options): Add --preread-archive-symbols option.
7908 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7911 2008-08-04 Ian Lance Taylor <iant@google.com>
7913 * symtab.h (Symbol::use_plt_offset): New function.
7914 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7915 * powerpc.cc (Relocate::relocate): Likewise.
7916 * sparc.cc (Relocate::relocate): Likewise.
7917 * x86_64.cc (Relocate::relocate): Likewise.
7918 * testsuite/weak_plt.sh: New test.
7919 * testsuite/weak_plt_main.cc: New test.
7920 * testsuite/weak_plt_shared.cc: New test.
7921 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7922 (check_PROGRAMS): Add weak_plt.
7923 (check_DATA): Add weak_plt_shared.so.
7924 (weak_plt_main_pic.o, weak_plt): New targets.
7925 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7926 * testsuite/Makefile.in: Rebuild.
7928 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7930 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7931 * testsuite/Makefile.in: Rebuild.
7933 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7935 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7936 * Makefile.in: Regenerate.
7937 * po/POTFILES.in: Regenerate.
7939 2008-07-29 Ian Lance Taylor <iant@google.com>
7941 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7942 symbols before other symbols.
7943 * testsuite/script_test_2.cc (test_addr): Declare.
7944 (test_addr_alias): Declare.
7945 (main): Check that test_addr and test_addr_alias have the right
7947 * testsuite/script_test_2.t: Define test_addr_alias and
7950 2008-07-24 Ian Lance Taylor <iant@google.com>
7953 * descriptors.cc: New file.
7954 * descriptors.h: New file.
7955 * gold-threads.h (class Hold_optional_lock): New class.
7956 * fileread.cc: Include "descriptors.h".
7957 (File_read::~File_read): Release descriptor rather than closing
7959 (File_read::open) [file]: Call open_descriptor rather than open.
7960 Set is_descriptor_opened_.
7961 (File_read::open) [memory]: Assert that descriptor is not open.
7962 (File_read::reopen_descriptor): New function.
7963 (File_read::release): Release descriptor.
7964 (File_read::do_read): Make non-const. Reopen descriptor.
7965 (File_read::read): Make non-const.
7966 (File_read::make_view): Reopen descriptor.
7967 (File_read::do_readv): Likewise.
7968 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7969 Update declarations.
7970 * layout.cc: Include "descriptors.h".
7971 (Layout::create_build_id): Use open_descriptor rather than open.
7972 * output.cc: Include "descriptors.h".
7973 (Output_file::open): Use open_descriptor rather than open.
7974 * archive.cc (Archive::const_iterator): Change Archive to be
7976 (Archive::begin, Archive::end): Make non-const.
7977 (Archive::count_members): Likewise.
7978 * archive.h (class Archive): Update declarations.
7979 * object.h (Object::read): Make non-const.
7980 * Makefile.am (CCFILES): Add descriptors.cc.
7981 (HFILES): Add descriptors.h.
7982 * Makefile.in: Rebuild.
7985 * gold.h: Always include <clocale>. Add Solaris workarounds
7986 following code in binutils/sysdep.h.
7989 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7990 this->eh_frame_hdr_ is NULL before using it.
7992 * dynobj.cc (Versions::Versions): Update comment.
7994 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7995 the base version name.
7997 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7998 array size plus one.
7999 (Stringpool_template::set_string_offsets): Subtract one from key
8000 before using it as an array index.
8001 (Stringpool_template::get_offset_with_length): Likewise.
8002 (Stringpool_template::write_to_buffer): Likewise.
8003 * stringpool.h (Stringpool_template::get_offset_from_key):
8006 2008-07-23 Ian Lance Taylor <iant@google.com>
8009 * object.h (Merged_symbol_value::value): Do our best to handle a
8013 * script.cc (Version_script_info::get_versions): Don't add empty
8014 version tag to return value.
8015 (Version_script_info::get_symbol_version_helper): Change return
8016 type to bool. Add pversion parameter. Change all callers.
8017 (script_register_vers_node): Don't require a non-NULL tag.
8018 * script.h (class Version_script_info): Update declarations.
8019 (Version_script_info::get_symbol_version): Change return type to
8020 bool. Add version parameter. Change all callers.
8021 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8022 handling. Handle an empty version from a version script.
8023 (Symbol_table::define_special_symbol): Likewise.
8024 * testsuite/ver_test_10.script: New file.
8025 * testsuite/ver_test_10.sh: New file.
8026 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8027 (check_DATA): Add ver_test_10.syms.
8028 (ver_test_10.syms, ver_test_10.so): New target.
8029 * testsuite/Makefile.in: Rebuild.
8031 2008-07-23 Simon Baldwin <simonb@google.com>
8033 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8034 to zero for undefined symbols from dynamic libraries.
8036 2008-07-23 Ian Lance Taylor <iant@google.com>
8038 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8040 * symtab.h (class Symbol_table): Update declaration.
8041 * testsuite/ver_test_9.cc: New file.
8042 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8043 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8044 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8045 (ver_test_9.so, ver_test_9.o): New targets.
8046 * testsuite/Makefile.in: Rebuild.
8048 2008-07-22 Ian Lance Taylor <iant@google.com>
8050 * options.h (class General_options): Define --check-sections.
8051 * layout.cc (Layout::set_segment_offsets): Handle
8054 * options.h (class General_options): Define -n/--nmagic and
8056 * options.cc (General_options::finalize): For -n/--nmagic or
8057 -N/--omagic, set -static.
8058 * layout.cc (Layout::attach_allocated_section_to_segment): If
8059 -N/--omagic, don't put read-only and read-write sections in
8061 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8062 finding a read-only segment.
8063 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8064 don't set the minimum segment alignment to the common page size,
8065 and don't set the file offset to the address modulo the page size.
8066 * script-sections.cc (Script_sections::create_segments): If
8067 -n/--omagic, don't put read-only and read-write sections in
8070 * cref.cc: New file.
8072 * options.h (class General_options): Add --print-symbol-counts.
8073 * main.cc (main): Issue defined symbol report if requested.
8074 * archive.cc (Archive::interpret_header): Make into a const member
8076 (Archive::add_symbols): Call Input_objects::archive_start and
8078 (Archive::const_iterator): Define new class.
8079 (Archive::begin, Archive::end): New functions.
8080 (Archive::include_all_members): Rewrite to use iterator.
8081 (Archive::count_members): New function.
8082 * archive.h (class Archive): Update declarations.
8083 (Archive::filename): New function.
8084 * object.cc: Include "cref.h".
8085 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8086 (Sized_relobj::do_get_global_symbol_counts): New function.
8087 (Input_objects::add_object): Add object to cross-referencer.
8088 (Input_objects::archive_start): New function.
8089 (Input_objects::archive_stop): New function.
8090 (Input_objects::print_symbol_counts): New function.
8091 * object.h: Declare Cref and Archive.
8092 (Object::get_global_symbol_counts): New function.
8093 (Object::do_get_global_symbol_counts): New pure virtual function.
8094 (class Sized_relobj): Add defined_count_ field. Update
8096 (class Input_objects): Add cref_ field. Update constructor.
8097 Update declarations.
8098 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8100 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8102 (Sized_dynobj::do_get_global_symbol_counts): New function.
8103 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8104 defined_count_. Update declarations. Define Symbols typedef.
8105 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8106 parameter. Change all callers.
8107 (Symbol_table::add_from_dynobj): Add sympointers and defined
8108 parameters. Change all callers.
8109 * symtab.h (class Symbol_table): Update declarations.
8110 * Makefile.am (CCFILES): Add cref.cc.
8111 (HFILES): Add cref.h.
8112 * Makefile.in: Rebuild.
8114 2008-07-22 Simon Baldwin <simonb@google.com>
8116 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8117 to zero when writing undefined symbols.
8119 2008-07-22 Ian Lance Taylor <iant@google.com>
8121 * output.cc (Output_section::add_input_section): Don't try to
8122 merge empty merge sections.
8124 2008-07-21 Craig Silverstein <csilvers@google.com>
8126 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8127 Include symbol version in error message.
8129 2008-07-20 Chris Demetriou <cgd@google.com>
8131 * configure.ac (gold_cv_c_random_seed): New configured variable.
8132 (RANDOM_SEED_CFLAGS): New substituted variable.
8133 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8134 * configure: Rebuild.
8135 * Makefile.in: Likewise.
8136 * testsuite/Makefile.in: Likewise.
8138 2008-07-18 Ian Lance Taylor <iant@google.com>
8140 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8141 where we see NAME/NULL and NAME/VERSION as separate symbols.
8142 * testsuite/ver_test_main.cc (main): Call t4.
8143 (t4, t4_2a): Define.
8144 * testsuite/ver_test_2.cc (t4_2): Define.
8145 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8146 * testsuite/ver_test_4.cc (t4_2a): Define.
8147 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8148 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8150 2008-07-17 Ian Lance Taylor <iant@google.com>
8152 * dynobj.cc (Versions::add_def): If we give an error about a
8153 missing version, go ahead and create the version anyhow.
8155 2008-07-10 Ian Lance Taylor <iant@google.com>
8157 Handle output sections with more than 0x7fffffff bytes.
8158 * object.h (class Relobj): Change map_to_output_ to
8159 output_sections_, and just keep a section pointer. Change all
8160 uses. Move comdat group support to Sized_relobj.
8161 (Relobj::is_section_specially_mapped): Remove.
8162 (Relobj::output_section): Remove poff parameter. Change all
8164 (Relobj::output_section_offset): New function.
8165 (Relobj::set_section_offset): Rewrite.
8166 (Relobj::map_to_output): Remove.
8167 (Relobj::output_sections): New function.
8168 (Relobj::do_output_section_offset): New pure virtual function.
8169 (Relobj::do_set_section_offset): Likewise.
8170 (class Sized_relobj): Add section_offsets_ field. Add comdat
8171 group support from Relobj. Update declarations.
8172 (Sized_relobj::get_output_section_offset): New function.
8173 (Sized_relobj::do_output_section_offset): New function.
8174 (Sized_relobj::do_set_section_offset): New function.
8175 * object.cc (Relobj::output_section_address): Remove.
8176 (Sized_relobj::Sized_relobj): Initialize new fields.
8177 (Sized_relobj::include_section_group): Cast find_kept_object to
8179 (Sized_relobj::include_linkonce_section): Likewise.
8180 (Sized_relobj::do_layout): Use separate arrays for output section
8182 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8184 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8185 output_sections and section_offsets.
8186 (Sized_relobj::write_local_symbols): Likewise.
8187 (map_to_kept_section): Compute output address directly.
8188 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8189 output_sections and section_offsets.
8190 (Sized_relobj::write_sections): Likewise.
8191 (Sized_relobj::relocate_sections): Likewise.
8192 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8193 * output.h (class Output_reloc): Update declarations. Change
8194 u2_.relobj to Sized_relobj*.
8195 (class Output_data_reloc): Change add functions to use
8197 * output.cc (Output_reloc::Output_reloc): Change relobj to
8199 (Output_reloc::local_section_offset): Change return type to
8200 Elf_Addr. Use get_output_section_offset.
8201 (Output_reloc::get_address): Likewise.
8202 (Output_section::is_input_address_mapped): Don't call
8203 is_section_specially_mapped.
8204 (Output_section::output_offset): Likewise.
8205 (Output_section::output_address): Likewise.
8206 (Output_section::starting_output_address): Likewise.
8207 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8208 parameter to Sized_relobj*.
8209 (Copy_relocs::need_copy_reloc): Likewise.
8210 (Copy_relocs::save): Likewise.
8211 * copy-relocs.h (class Copy_relocs): Update declarations.
8212 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8213 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8214 * target-reloc.h (relocate_for_relocatable): Change
8215 offset_in_output_section type to Elf_Addr. Change code that uses
8217 * layout.cc (Layout::layout): Always set *off.
8218 * mapfile.cc (Mapfile::print_input_section): Use
8219 output_section_offset.
8220 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8222 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8223 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8224 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8226 2008-07-03 Ian Lance Taylor <iant@google.com>
8228 * layout.cc (Layout::include_section): Do not discard unrecognized
8229 SHT_STRTAB sections.
8231 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8233 * script.cc (Lex::can_continue_name): Make '?' allowable in
8234 version-script names.
8235 * testsuite/version_script.map: Change glob pattern to use '?'
8237 2008-06-30 Manish Singh <yosh@gimp.org>
8240 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8243 2008-06-30 Ian Lance Taylor <iant@google.com>
8247 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8248 versions]: Don't try to read the value in the contents, since we
8249 don't use it. Use the template endianness when writing.
8251 2008-06-25 Cary Coutant <ccoutant@google.com>
8253 * fileread.cc (File_read::make_view): Assert on zero-length view.
8254 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8255 symbol table when there are no symbols to read.
8257 2008-06-23 Craig Silverstein <csilvers@google.com>
8259 * version.cc (version_string): Bump to 1.7
8261 2008-06-18 Craig Silverstein <csilvers@google.com>
8263 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8264 constant 0xFFFF to type Valtype.
8265 (Powerpc_relocate_functions::rel16_ha): Likewise.
8267 2008-06-17 Ian Lance Taylor <iant@google.com>
8269 * output.h (Output_section::Input_section): Initialize p2align_ to
8270 zero for Output_section_data constructors.
8271 (Output_section::Input_section::addralign): If not an input
8272 section, return the alignment of the Output_section_data.
8273 * testsuite/copy_test.cc: New file.
8274 * testsuite/copy_test_1.cc: New file.
8275 * testsuite/copy_test_2.cc: New file.
8276 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8277 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8278 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8279 (copy_test_1_pic.o, copy_test_1.so): New targets.
8280 (copy_test_2_pic.o, copy_test_2.so): New targets.
8281 * testsuite/Makefile.in: Rebuild.
8283 * script-sections.cc (Script_sections::place_orphan): Initialize
8284 local variable exact.
8286 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8288 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8290 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8291 David S. Miller <davem@davemloft.net>
8293 * powerpc.cc: New file.
8294 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8295 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8296 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8297 * Makefile.in: Rebuild.
8299 2008-06-09 Ian Lance Taylor <iant@google.com>
8301 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8303 (throwing, orig_terminate): New static variables.
8304 (terminate_handler): New static function.
8305 (t2): Set terminate handler.
8307 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8310 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8313 2008-05-30 Cary Coutant <ccoutant@google.com>
8315 * archive.cc (Archive::include_all_members) Correct to step
8316 over symbol table and extended name table in thin archives.
8318 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8321 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8324 2008-05-28 Caleb Howe <cshowe@google.com>
8326 * reduced_debug_output.cc: New file.
8327 * reduced_debug_output.h: New file.
8328 * options.h (class General_options): Add --strip-debug-non-line.
8329 * options.cc (General_options::finalize): Add strip_debug_non_line
8330 to the strip heirarchy.
8331 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8333 * layout.cc: Include "reduced_debug_output.h".
8334 (Layout::Layout): Initialize new fields.
8335 (line_only_debug_sections): New static array.
8336 (is_lines_only_debug_sections): New static inline function.
8337 (Layout::include_section): Handle --strip-debug-non-line.
8338 (Layout::make_output_section): If --strip-debug-non-line, build
8339 new output sections for .debug_abbrev and .debug_info.
8340 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8341 gold. Warn about possible overflow.
8342 (read_signed_LEB_128): Likewise.
8343 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8344 (read_signed_LEB_128): Declare.
8345 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8346 (HFILES): Add reduced_debug_output.h.
8347 * Makefile.in: Rebuild.
8349 2008-05-21 Ian Lance Taylor <iant@google.com>
8351 * mapfile.cc: New file.
8352 * mapfile.h: New file.
8353 * options.h (class General_options): Add -M/--print-map and -Map.
8354 * options.cc (General_options::finalize): Make -M equivalent to
8356 * main.cc: Include <cstdio> and "mapfile.h".
8357 (main): Open mapfile if requested.
8358 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8359 constructor. Change caller.
8360 (queue_initial_tasks): Add mapfile parameter. Change caller.
8361 (queue_middle_tasks): Likewise.
8362 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8364 * archive.cc: Include "mapfile.h".
8365 (Archive::add_symbols): Add mapfile parameter. Change all
8366 callers. Pass mapfile, symbol, and reason to include_member.
8367 (Archive::include_all_members): Add mapfile parameter. Change all
8369 (Archive::include_member): Add mapfile, sym, and why parameters.
8370 Change all callers. Report inclusion to map file.
8371 * archive.h: Include "fileread.h".
8372 (class Archive): Update declarations.
8373 (Archive::file): New const method.
8374 (class Add_archive_symbols): Add mapfile_ field. Update
8375 constructor. Change all callers.
8376 * readsyms.h (class Read_symbols): Likewise.
8377 (class Finish_group): Likewise.
8378 (class Read_script): Likewise.
8379 * common.cc: Include "mapfile.h".
8380 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8382 (Symbol_table::do_allocate_commons): Likewise.
8383 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8384 symbol allocation to mapfile.
8385 * common.h (class Allocate_commons_task): Add mapfile_ field.
8386 Update constructor. Change all callers.
8387 * symtab.h (class Symbol_table): Update declarations.
8388 * layout.cc: Include "mapfile.h".
8389 (Layout_task_runner::run): Print information to mapfile.
8390 (Layout::create_gold_note): Change Output_data_fixed_space to
8391 Output_data_zero_fill.
8392 (Layout::create_build_id): Likewise.
8393 (Layout::print_to_mapfile): New function.
8394 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8395 constructor. Change caller.
8396 (class Layout): Declare print_to_mapfile.
8397 * output.cc (Output_section::Input_section::print_to_mapfile): New
8399 (Output_section::add_input_section): If producing a map, always
8400 add to input_sections_ list.
8401 (Output_section::do_print_to_mapfile): New function.
8402 (Output_segment::print_sections_to_mapfile): New function.
8403 (Output_segment::print_section_list_to_mapfile): New function.
8404 * output.h: Include "mapfile.h".
8405 (Output_data::print_to_mapfile): New function.
8406 (Output_data::do_print_to_mapfile): New virtual function.
8407 (Output_segment_headers::do_print_to_mapfile): New function.
8408 (Output_file_header::do_print_to_mapfile): New function.
8409 (Output_data_const::do_print_to_mapfile): New function.
8410 (class Output_data_const_buffer): Add map_name_ field. Update
8411 constructor. Change all callers. Add do_print_to_mapfile
8413 (class Output_data_fixed_space): Likewise.
8414 (class Output_data_space): Likewise.
8415 (class Output_data_zero_fill): New class.
8416 (Output_data_strtab::do_print_to_mapfile): New function.
8417 (Output_data_reloc_base::do_print_to_mapfile): New function.
8418 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8419 (Output_data_group::do_print_to_mapfile): New function.
8420 (Output_data_got::do_print_to_mapfile): New function.
8421 (Output_data_dynamic::do_print_to_mapfile): New function.
8422 (Output_symtab_xindex::do_print_to_mapfile): New function.
8423 (class Output_section): Declare do_print_to_mapflie. Declare
8424 print_to_mapfile in Input_section.
8425 (class Output_segment): Declare new functions.
8426 * object.h (Sized_relobj::symbol_count): New function.
8427 * script-sections.cc
8428 (Output_section_element_dot_assignment::set_section_addresses):
8429 Change Output_data_fixed_space to Output_data_zero_fill.
8430 (Output_data_expression::do_print_to_mapfile): New function.
8431 * script.cc (read_input_script): Add mapfile parameter. Change
8433 * script.h (read_input_script): Update declaration.
8434 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8435 (Eh_frame::do_print_to_mapfile): New function.
8436 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8437 (Output_merge_string::do_print_to_mapfile): New function.
8438 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8440 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8442 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8444 * Makefile.am (CCFILES): Add mapfile.cc.
8445 (HFILES): Add mapfile.h.
8446 * Makefile.in: Rebuild.
8448 2008-05-19 Ian Lance Taylor <iant@google.com>
8450 * options.h (class General_options): Add -z relro.
8451 * layout.cc (Layout::Layout): Initialize relro_segment_.
8452 (Layout::add_output_section_data): Return the output section.
8453 (Layout::make_output_section): Rcognize relro sections and mark
8455 (Layout::attach_allocated_section_to_segment): Put relro sections
8456 in a PT_GNU_RELRO segment.
8457 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8459 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8461 (Layout::linkonce_mapping): Map d.rel.ro.local to
8463 (Layout::output_section_name): Us .data.rel.ro.local for any
8464 section which begins with that.
8465 * layout.h (class Layout): Update add_output_section_data
8466 declaration. Add relro_segment_ field.
8467 * output.cc (Output_section::Output_section): Initialize is_relro_
8468 and is_relro_local_ fields.
8469 (Output_segment::add_output_section): Group relro sections.
8470 (Output_segment::is_first_section_relro): New function.
8471 (Output_segment::maximum_alignment): If there is a relro section,
8472 align the segment to the common page size.
8473 (Output_segment::set_section_addresses): Track whether we are
8474 looking at relro sections. If the last section is a relro
8475 section, align to the common page size.
8476 (Output_segment::set_section_list_addresses): Add in_relro
8477 parameter. Change all callers. Align to the page size when
8478 moving from relro to non-relro section.
8479 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8481 * output.h (class Output_section): Add is_relro_ and
8482 is_relro_local_ fields.
8483 (Output_section::is_relro): New function.
8484 (Output_section::set_is_relro): New function.
8485 (Output_section::is_relro_local): New function.
8486 (Output_section::set_is_relro_local): New function.
8487 (class Output_segment): Update declarations.
8488 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8489 * sparc.cc (Target_sparc::got_section): Likewise.
8490 * x86_64.cc (Target_x86_64::got_section): Likewise.
8491 * testsuite/relro_test_main.cc: New file.
8492 * testsuite/relro_test.cc: New file.
8493 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8494 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8495 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8496 (relro_test.so, relro_test_pic.o): New targets.
8497 * testsuite/Makefile.in: Rebuild.
8499 2008-05-16 Ian Lance Taylor <iant@google.com>
8501 * output.cc (Output_segment::add_output_section): Remove front
8503 * output.h (class Output_segment): Remove
8504 add_initial_output_section and overloaded add_output_section.
8505 Update declaration of remaining add_output_section.
8506 * layout.cc (Layout::create_interp): Call add_output_section
8507 rather than add_initial_output_section.
8508 (Layout::finish_dynamic_section): Likewise.
8510 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8511 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8512 know the dynamic type.
8513 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8514 field. Initialize it in constructor.
8515 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8516 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8517 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8520 * output.cc (Output_reloc::get_address): Change return type to
8522 * output.h (class Output_reloc): Update get_address declaration.
8523 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8524 for section addresses.
8526 2008-05-09 Ian Lance Taylor <iant@google.com>
8529 * gold.cc (gold_nomem): Use return value of write.
8531 2008-05-08 Ian Lance Taylor <iant@google.com>
8533 * symtab.c (Symbol::init_base_output_data): Add version
8534 parameter. Change all callers.
8535 (Symbol::init_base_output_segment): Likewise.
8536 (Symbol::init_base_constant): Likewise.
8537 (Symbol::init_base_undefined): Likewise.
8538 (Sized_symbol::init_output_data): Likewise.
8539 (Sized_symbol::init_output_segment): Likewise.
8540 (Sized_symbol::init_constant): Likewise.
8541 (Sized_symbol::init_undefined): Likewise.
8542 (Symbol_table::do_define_in_output_data): If the new symbol has a
8543 version, mark it as the default.
8544 (Symbol_table::do_define_in_output_segment): Likewise.
8545 (Symbol_table::do_define_as_constant): Likewise.
8546 * symtab.h (class Symbol): Update declarations.
8547 (class Sized_symbol): Likewise.
8548 * resolve.cc (Symbol::override_version): New function.
8549 (Symbol::override_base): Call override_version.
8550 (Symbol::override_base_with_special): Likewise.
8551 * testsuite/ver_script_8.script: New file.
8552 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8553 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8554 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8555 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8557 2008-05-06 Ian Lance Taylor <iant@google.com>
8560 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8562 (class General_options): Remove existing --undefined, and add
8563 --no-undefined instead. Add new --undefined as synonym for -u.
8564 * archive.cc (Archive::add_symbols): Check whether symbol was
8566 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8567 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8568 all uses. Add IS_UNDEFINED. Update declarations to split
8569 different versions of init_base. Declare init_base_undefined.
8570 (Symbol::is_defined): Handle IS_UNDEFINED.
8571 (Symbol::is_undefined): Likewise.
8572 (Symbol::is_weak_undefined): Call is_undefined.
8573 (Symbol::is_absolute): Handle IS_CONSTANT.
8574 (class Sized_symbol): Update declarations to split different
8575 versions of init. Declare init_undefined.
8576 (class Symbol_table): Declare new functions.
8577 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8579 (Symbol::init_base_output_data): Likewise.
8580 (Symbol::init_base_output_segment): Likewise.
8581 (Symbol::init_base_constant): Likewise.
8582 (Symbol::init_base_undefined): New function.
8583 (Sized_symbol::init_object): Rename from init. Change all
8585 (Sized_symbol::init_output_data): Likewise.
8586 (Sized_symbol::init_output_segment): Likewise.
8587 (Sized_symbol::init_constant): Likewise.
8588 (Sized_symbol::init_undefined): New function.
8589 (Symbol_table::add_undefined_symbols_from_command_line): New
8591 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8593 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8594 (Symbol::output_section): Likewise.
8595 (Symbol::set_output_section): Likewise.
8596 (Symbol_table::sized_finalize_symbol): Likewise.
8597 (Symbol_table::sized_write_globals): Likewise.
8598 * resolve.cc (Symbol_table::should_override): Likewise.
8599 (Symbol::override_base_with_special): Likewise.
8601 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8602 symbol, change it to have default visibility.
8603 * testsuite/protected_1.cc: New file.
8604 * testsuite/protected_2.cc: New file.
8605 * testsuite/protected_3.cc: New file.
8606 * testsuite/protected_main_1.cc: New file.
8607 * testsuite/protected_main_2.cc: New file.
8608 * testsuite/protected_main_3.cc: New file.
8609 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8610 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8611 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8612 (protected_1.so): New target.
8613 (protected_1_pic.o, protected_2_pic.o): New targets.
8614 (protected_3_pic.o): New target.
8615 (check_PROGRAMS): Add protected_2.
8616 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8617 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8618 * testsuite/Makefile.in: Rebuild.
8620 * options.h (DEFINE_var): Add set_user_set_##varname__.
8621 (DEFINE_bool_alias): New macro.
8622 (class General_options): Define -Bstatic using DEFINE_bool_alias
8623 rather than DEFINE_special. Add --undefined as an alias for -z
8625 * options.cc (General_options::parse_Bstatic): Remove.
8627 * options.h (class General_options): Add --fatal-warnings.
8628 * main.cc (main): Implement --fatal-warnings.
8629 * errors.h (Errors::warning_count): New function.
8631 * options.h (class General_options): Add -Bsymbolic-functions.
8632 * symtab.h (Symbol::is_preemptible): Check for
8633 -Bsymbolic-functions.
8635 2008-05-05 Ian Lance Taylor <iant@google.com>
8637 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8638 as noVARNAME rather than no-VARNAME.
8639 (class General_options): Add option -z combreloc.
8640 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8642 (Output_reloc::sort_before) [SHT_REL]: New function.
8643 (Output_reloc::sort_before) [SHT_RELA]: New function.
8644 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8645 Sort_relocs_comparison.
8646 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8647 parameter. Change all callers.
8648 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8649 sort_relocs parameter. Change all callers.
8650 * output.cc (Output_reloc::get_address): New function, broken out
8652 (Output_reloc::write_rel): Call it.
8653 (Output_reloc::compare): New function.
8654 (Output_data_reloc_base::do_write): Optionally sort relocs.
8656 * configure.ac: If targ_extra_obj is set, link it in.
8657 * configure.tgt: Initialize all variables.
8658 (x86_64*): Set targ_extra_obj and targ_extra_size.
8659 * configure: Rebuild.
8661 * object.cc (Sized_relobj::include_section_group): Adjust section
8662 indexes read from group data. Build vector to pass to
8664 * layout.cc (Layout::layout_group): Add flags and shndxes
8665 parameters. Remove contents parameter. Change caller. Update
8666 explicit instantiations.
8667 * layout.h (class Layout): Update layout_group declaration.
8668 * output.cc (Output_data_group::Output_data_group): Add flags and
8669 input_shndxes parameters. Remove contents parameter. Change
8671 (Output_data_group::do_write): Change input_sections_ to
8673 * output.h (class Output_data_group): Update constructor
8674 declaration. Rename input_sections_ to input_shndxes_.
8675 * testsuite/many_sections_test.cc: Add template.
8677 2008-04-30 Cary Coutant <ccoutant@google.com>
8679 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8681 * layout.cc (Layout::include_section): Refactored check for debug
8683 (Layout::add_comdat): Add new parameters. Change type
8684 of signature parameter. Add object and shndx to signatures table.
8685 (Layout::find_kept_object): New function.
8686 * layout.h: Include <cstring>.
8687 (Layout::is_debug_info_section): New function.
8688 (Layout::add_comdat): Add new parameters.
8689 (Layout::find_kept_object): New function.
8690 (Layout::Kept_section): New struct.
8691 (Layout::Signatures): Change type of map range.
8692 * object.cc (Relobj::output_section_address): New function.
8693 (Sized_relobj::include_section_group): Add new parameters. Change
8694 calls to Layout::add_comdat. Change to build table of kept comdat
8695 groups and table mapping discarded sections to kept sections.
8696 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8697 (Sized_relobj::do_layout): Change calls to include_section_group and
8698 include_linkonce_section.
8699 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8700 value to zero when section is discarded.
8701 (Sized_relobj::map_to_kept_section): New function.
8702 * object.h (Relobj::output_section_address): New function.
8703 (Relobj::Comdat_group): New type.
8704 (Relobj::find_comdat_group): New function.
8705 (Relobj::Comdat_group_table): New type.
8706 (Relobj::Kept_comdat_section): New type.
8707 (Relobj::Kept_comdat_section_table): New type.
8708 (Relobj::add_comdat_group): New function.
8709 (Relobj::set_kept_comdat_section): New function.
8710 (Relobj::get_kept_comdat_section): New function.
8711 (Relobj::comdat_groups_): New field.
8712 (Relobj::kept_comdat_sections_): New field.
8713 (Symbol_value::input_value): Update comment.
8714 (Sized_relobj::map_to_kept_section) New function.
8715 (Sized_relobj::include_linkonce_section): Add new parameter.
8716 * target-reloc.h (Comdat_behavior): New type.
8717 (get_comdat_behavior): New function.
8718 (relocate_section): Add code to map a discarded section to the
8719 corresponding kept section when applying a relocation.
8721 2008-04-30 Craig Silverstein <csilvers@google.com>
8723 * dwarf_reader.cc (next_generation_count): New static var.
8724 (Addr2line_cache_entry): New struct.
8725 (addr2line_cache): New static var.
8726 (Dwarf_line_info::one_addr2line): Added caching.
8727 (Dwarf_line_info::clear_addr2line_cache): New function.
8728 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8729 cache-size parameter.
8730 (Dwarf_line_info::one_addr2line_cache): New function.
8731 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8732 new cache-size argument to one_addr2line(), and clear cache.
8734 2008-04-28 Cary Coutant <ccoutant@google.com>
8736 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8737 R_386_PC8 relocations.
8739 2008-04-23 Ian Lance Taylor <iant@google.com>
8741 * object.cc (Sized_relobj::include_section_group): Check for
8742 invalid section group.
8744 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8747 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8748 than read for file header.
8749 * archive.cc (Archive::include_member): Likewise.
8751 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8753 * aclocal.m4: Regenerate.
8754 * configure: Regenerate.
8756 2008-04-19 Ian Lance Taylor <iant@google.com>
8758 * version.cc (version_string): Bump to 1.6.
8760 * testsuite/Makefile.am (many_sections_r_test): New target.
8761 (many_sections_r_test_SOURCES): Remove.
8762 (many_sections_r_test_DEPENDENCIES): Remove.
8763 (many_sections_r_test_LDFLAGS): Remove.
8764 (many_sections_r_test_LDADD): Remove.
8766 * object.cc (Sized_relobj::do_add_symbols): Always pass
8767 local_symbol_count_ to add_from_relobj.
8769 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8770 every thousand variables.
8771 * testsuite/Makefile.in: Rebuild.
8773 * object.cc (Xindex::initialize_symtab_xindex): New function.
8774 (Xindex::read_symtab_xindex): New function.
8775 (Xindex::sym_xindex_to_shndx): New function.
8776 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8778 (Sized_relobj::do_initialize_xindex): New function.
8779 (Sized_relobj::do_read_symbols): Adjust section links.
8780 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8781 parameter. Change all callers.
8782 (Sized_relobj::include_section_group): Adjust section links and
8783 symbol section indexes.
8784 (Sized_relobj::do_layout): Adjust section links.
8785 (Sized_relobj::do_count_local_symbols): Adjust section links and
8786 symbol section indexes.
8787 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8788 ordinary and special symbols.
8789 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8790 dynsym_xindex parameters. Change all callers. Adjust section
8791 links. Use SHN_XINDEX when needed.
8792 (Sized_relobj::get_symbol_location_info): Adjust section links.
8793 Don't get fooled by special symbols.
8794 * object.h (class Xindex): Define.
8795 (class Object): Add xindex_ parameter. Declare virtual functoin
8796 do_initialize_xindex.
8797 (Object::adjust_sym_shndx): New function.
8798 (Object::set_xindex): New protected function.
8799 (class Symbol_value): Add is_ordinary_shndx_ field.
8800 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8801 (Symbol_value::value): Assert ordinary section.
8802 (Symbol_value::initialize_input_to_output_map): Likewise.
8803 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8805 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8807 (class Sized_relobj): Update declarations.
8808 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8809 parameter. Change all callers.
8810 (Sized_relobj::adjust_shndx): New function.
8811 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8813 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8814 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8815 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8816 (Sized_dynobj::read_dynsym_section): Adjust section links.
8817 (Sized_dynobj::read_dynamic): Likewise.
8818 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8820 (Sized_dynobj::do_initialize_xindex): New function.
8821 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8822 do_initialize_xindex.
8823 (Sized_dynobj::adjust_shndx): New function.
8824 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8825 dynsym_xindex_ fields.
8826 (Layout::finalize): Add a call to set_section_indexes before
8827 creating the symtab sections.
8828 (Layout::set_section_indexes): Don't do anything if the section
8829 already has a section index.
8830 (Layout::create_symtab_sections): Add shnum parameter. Change
8831 caller. Create .symtab_shndx section if needed.
8832 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8834 (Layout::allocated_output_section_count): New function.
8835 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8837 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8838 fields. Update declarations.
8839 (Layout::symtab_xindex): New function.
8840 (Layout::dynsym_xindex): New function.
8841 (class Write_symbols_task): Add layout_ field.
8842 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8844 * output.cc (Output_section_headers::Output_section_headers): Add
8845 shstrtab_section parameter. Change all callers.
8846 (Output_section_headers::do_sized_write): Store overflow values
8847 for section count and section string table section index in
8848 section header zero.
8849 (Output_file_header::do_sized_write): Check for overflow of
8850 section count and section string table section index.
8851 (Output_symtab_xindex::do_write): New function.
8852 (Output_symtab_xindex::endian_do_write): New function.
8853 * output.h (class Output_section_headers): Add shstrtab_section_.
8854 Update declarations.
8855 (class Output_symtab_xindex): Define.
8856 (Output_section::has_out_shndx): New function.
8857 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8859 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8861 (Sized_symbol::init): Likewise.
8862 (Symbol::output_section): Check for ordinary symbol.
8863 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8864 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8866 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8867 Change all callers. Simplify handling of symbols from sections
8868 not included in the link.
8869 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8871 (Weak_alias_sorter::operator()): Assert that symbols are
8873 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8875 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8876 parameters. Change all callers.
8877 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8878 symbol distinction. Use SHN_XINDEX when needed.
8879 (Symbol_table::write_section_symbol): Add symtab_xindex
8880 parameter. Change all callers.
8881 (Symbol_table::sized_write_section_symbol): Likewise. Use
8882 SHN_XINDEX when needed.
8883 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8885 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8886 (Symbol::is_defined): Check is_ordinary.
8887 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8888 (Symbol::is_absolute, Symbol::is_common): Likewise.
8889 (class Sized_symbol): Update declarations.
8890 (class Symbol_table): Update declarations.
8891 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8892 parameters. Change all callers.
8893 (Sized_symbol::override): Likewise.
8894 (Symbol_table::override): Likewise.
8895 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8896 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8897 is_ordinary, and orig_st_shndx parameters. Change all callers.
8898 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8899 to be in an ordinary section.
8900 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8901 object and is_ordinary parameters. Change all callers.
8902 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8903 Change all callers. Don't add undefined or non-ordinary symbols
8905 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8907 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8909 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8910 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8911 (Sized_relobj::relocate_sections): Likewise.
8912 * target-reloc.h (scan_relocs): Adjust section symbol index.
8913 (scan_relocatable_relocs): Likewise.
8914 * i386.cc (Scan::local): Check for ordinary symbols.
8915 * sparc.cc (Scan::local): Likewise.
8916 * x86_64.cc (Scan::local): Likewise.
8917 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8918 to symbol_section_and_value.
8919 * testsuite/many_sections_test.cc: New file.
8920 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8921 (check_PROGRAMS): Add many_sections_test.
8922 (many_sections_test_SOURCES): Define.
8923 (many_sections_test_DEPENDENCIES): Define.
8924 (many_sections_test_LDFLAGS): Define.
8925 (BUILT_SOURCES): Add many_sections_define.h.
8926 (many_sections_define.h): New target.
8927 (BUILT_SOURCES): Add many_sections_check.h.
8928 (many_sections_check.h): New target.
8929 (check_PROGRAMS): Add many_sections_r_test.
8930 (many_sections_r_test_SOURCES): Define.
8931 (many_sections_r_test_DEPENDENCIES): Define.
8932 (many_sections_r_test_LDFLAGS): Define.
8933 (many_sections_r_test_LDADD): Define.
8934 (many_sections_r_test.o): New target.
8935 * testsuite/Makefile.in: Rebuild.
8937 2008-04-17 Cary Coutant <ccoutant@google.com>
8939 * errors.cc (Errors::info): New function.
8940 (gold_info): New function.
8941 * errors.h (Errors::info): New function.
8942 * gold.h (gold_info): New function.
8943 * object.cc (Input_objects::add_object): Print trace output.
8944 * options.cc (options::parse_set): New function.
8945 (General_options::parse_wrap): Deleted.
8946 (General_options::General_options): Deleted initializer.
8947 * options.h (options::String_set): New typedef.
8948 (options::parse_set): New function.
8949 (DEFINE_set): New macro.
8950 (General_options::wrap): Changed to use DEFINE_set. Changed
8951 callers of any_wrap_symbols and is_wrap_symbol.
8952 (General_options::trace, General_options::trace_symbol):
8954 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8955 (General_options::wrap_symbols_): Deleted.
8956 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8958 2008-04-17 David S. Miller <davem@davemloft.net>
8960 * options.cc (General_options::parse_V): New function.
8961 * options.h: Add entries for -V and -Qy.
8963 2008-04-17 Ian Lance Taylor <iant@google.com>
8965 * common.cc (Symbol_table::allocate_commons): Remove options
8966 parameter. Change caller.
8967 (Symbol_table::do_allocate_commons): Remove options parameter.
8968 Change caller. Just call do_allocate_commons_list twice.
8969 (Symbol_table::do_allocate_commons_list): New function, broken out
8970 of do_allocate_commons.
8971 * common.h (class Allocate_commons_task): Remove options_ field.
8973 * symtab.cc (Symbol_table::Symbol_table): Initialize
8975 (Symbol_table::add_from_object): Put TLS common symbols on
8977 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8978 which are IN_OUTPUT_DATA.
8979 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8980 allocate_commons and do_allocate_commons declarations. Declare
8981 do_allocate_commons_list.
8982 * gold.cc (queue_middle_tasks): Update creation of
8983 Allocate_commons_task to not pass options.
8984 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8985 (TLS_TEST_C_FLAGS): New variable.
8986 (tls_test_c_pic.o): New target.
8987 (tls_test_shared.so): Link in tls_test_c_pic.o.
8988 (tls_test_c_pic_ie.o): New target.
8989 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8990 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8991 (tls_test_c.o): New target.
8992 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8993 (tls_pic_test_LDADD): Likewise.
8994 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8995 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8996 (tls_test_c_gnu2.o): New target.
8997 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8999 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9000 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9001 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9002 * testsuite/tls_test.cc: Include "config.h".
9003 (t_last): Call t11_last.
9004 * testsuite/tls_test.h (t11, t11_last): Declare.
9005 * testsuite/tls_test_c.c: New file.
9006 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9007 * configure.ac: Check for OpenMP support.
9008 * configure, config.in, Makefile.in: Rebuild.
9009 * testsuite/Makefile.in: Rebuild.
9011 2008-04-16 Cary Coutant <ccoutant@google.com>
9013 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9014 (Target_i386::tls_base_symbol_defined_): New field.
9015 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9016 (Target_i386::Scan::global): Likewise.
9017 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9018 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9019 (Target_x86_64::tls_base_symbol_defined_): New field.
9020 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9021 (Target_x86_64::Scan::global): Likewise.
9023 2008-04-16 Cary Coutant <ccoutant@google.com>
9025 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9026 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9027 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9028 building shared libraries.
9029 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9030 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9031 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9032 * testsuite/Makefile.in: Rebuild.
9033 * testsuite/weak_undef.h: New file.
9034 * testsuite/weak_undef_file1.cc: Add extra test cases.
9035 * testsuite/weak_undef_file2.cc: Likewise.
9036 * testsuite/weak_undef_test.cc: Likewise.
9038 2008-04-16 David S. Miller <davem@davemloft.net>
9040 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9041 Add issued_non_pic_error_ field. Declare check_non_pic.
9042 (Target_sparc::Scan::check_non_pic): New function.
9043 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9044 (Target_sparc::Scan::global): Likewise.
9046 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9047 * configure: Rebuild.
9049 * options.h (DEFINE_enable): New macro.
9050 (new_dtags): New enable option.
9051 (initfirst, interpose, loadfltr, nodefaultlib,
9052 nodelete, nodlopen, nodump): New -z options.
9053 * layout.cc (Layout:finish_dynamic_section): If new
9054 dtags enabled, emit DT_RUNPATH. Also, emit a
9055 DT_FLAGS_1 containing any specified -z flags.
9057 2008-04-16 Ian Lance Taylor <iant@google.com>
9059 * copy-relocs.cc: New file.
9060 * copy-relocs.h: New file.
9061 * reloc.cc: Remove Copy_relocs code.
9062 * reloc.h: Likewise.
9063 * reloc-types.h (struct Reloc_types) [both versions]: Add
9064 get_reloc_addend_noerror.
9065 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9066 variants of add_global which take an addend which must be zero.
9067 * i386.cc: Include "copy-relocs.h".
9068 (class Target_i386): Change type of copy_relocs_ to variable,
9070 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9072 (Target_i386::do_finalize_sections): Change handling of
9074 * sparc.cc: Include "copy-relocs.h".
9075 (class Target_sparc): Change type of copy_relocs_ to variable,
9077 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9079 (Target_sparc::do_finalize_sections): Change handling of
9081 * x86_64.cc: Include "copy-relocs.h".
9082 (class Target_x86_64): Change type of copy_relocs_ to variable,
9084 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9085 class. Change all callers.
9086 (Target_x86_64::do_finalize_sections): Change handling of
9088 * Makefile.am (CCFILES): Add copy-relocs.cc.
9089 (HFILES): Add copy-relocs.h.
9091 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9093 * testsuite/script_test_4.sh: Permit leading zeroes.
9095 2008-04-15 Ian Lance Taylor <iant@google.com>
9097 * script-sections.cc (Script_sections::create_segments): Use
9098 header_size_adjustment even when there is enough room for the
9100 * testsuite/script_test_4.sh: New file.
9101 * testsuite/script_test_4.t: New file.
9102 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9103 (check_DATA): Add script_test_4.stdout.
9104 (MOSTLYCLEANFILES): Likewise.
9105 (script_test_4): New target.
9106 (script_test_4.stdout): New target.
9107 * testsuite/Makefile.in: Rebuild.
9109 * sparc.cc: Add definitions for Output_data_plt_sparc class
9112 2008-04-14 David S. Miller <davem@davemloft.net>
9114 * sparc.cc: New file.
9115 * Makefile.am (TARGETSOURCES): Add sparc.cc
9116 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9117 * configure.tgt: Document targ_extra_size and
9118 targ_extra_big_endian. Add entries for sparc-* and
9120 * configure.ac: Handle targ_extra_size and
9121 targ_extra_big_endian.
9122 * Makefile.in: Rebuild.
9123 * configure: Likewise.
9124 * po/POTFILES.in: Likewise.
9125 * po/gold.pot: Likewise.
9127 2008-04-14 Ian Lance Taylor <iant@google.com>
9129 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9130 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9131 in the name/type/flags to section mapping. Don't call
9132 allocate_output_section.
9133 (Layout::choose_output_section): Change parameter from adjust_name
9134 to is_input_section. Don't permit input sections after sections
9135 are attached to segments. Don't call allocate_output_section.
9136 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9137 not write_enable_output_section.
9138 (Layout::make_output_section): Don't push to
9139 unattached_section_list_ nor call attach_to_segment. Call
9140 attach_section_to_segment if sections are attached.
9141 (Layout::attach_sections_to_segments): New function.
9142 (Layout::attach_section_to_segment): New function.
9143 (Layout::attach_allocated_section_to_segment): Rename from
9144 attach_to_segment. Remove flags parameter.
9145 (Layout::allocate_output_section): Remove function.
9146 (Layout::write_enable_output_section): Remove function.
9147 * layout.h (class Layout): Update for above changes. Add new
9148 field sections_are_attached_.
9149 * output.h (Output_section::update_flags_for_input_section): New
9151 * output.cc (Output_section::add_input_section): Call
9152 update_flags_for_input_section.
9153 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9155 2008-04-11 Cary Coutant <ccoutant@google.com>
9157 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9158 thought unnecessary.
9159 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9161 2008-04-11 Ian Lance Taylor <iant@google.com>
9163 * output.h (class Output_section_data): Remove inline definition
9165 * output.cc (Output_section_data::set_addralign): New function.
9167 2008-04-11 Cary Coutant <ccoutant@google.com>
9169 Add support for TLS descriptors for i386 and x86_64.
9170 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9171 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9172 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9174 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9175 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9176 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9178 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9179 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9180 Fix problem with initial-exec relocations.
9181 (Target_i386::Relocate::relocate_tls): Likewise.
9182 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9184 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9185 support for section-plus-offset dynamic table entries.
9186 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9187 (Output_data_dynamic::Dynamic_entry): Add support for
9188 section-plus-offset dynamic table entries.
9189 (Output_data_dynamic::Classification): Likewise.
9190 (Output_data_dynamic::classification_): Renamed offset_.
9191 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9192 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9193 (Target_x86_64::make_plt_section): New function.
9194 (Target_x86_64::reserve_tlsdesc_entries): New function.
9195 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9196 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9197 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9198 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9199 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9200 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9201 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9202 add extra PLT entry for TLS descriptors.
9203 (Output_data_plt_x86_64::got_): New field.
9204 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9205 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9207 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9209 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9210 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9211 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9212 R_386_TLS_DESC_CALL relocations.
9213 (Target_x86_64::Scan::global): Likewise.
9214 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9215 for TLS descriptors.
9216 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9217 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9218 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9219 GD-to-IE relaxation.
9220 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9221 and TLS_DESCRIPTORS.
9222 * Makefile.in: Rebuild.
9223 * configure: Rebuild.
9224 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9225 (tls_test_shared2.so): New target.
9226 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9227 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9228 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9229 (tls_shared_gd_to_ie_test_LDADD): New variable.
9230 (tls_shared_gnu2_gd_to_ie_test): New target.
9231 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9233 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9234 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9235 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9236 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9237 (tls_shared_gnu2_test): New target.
9238 (tls_test_gnu2_shared.so): New target.
9239 (tls_shared_gnu2_test_SOURCES): New variable.
9240 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9241 (tls_shared_gnu2_test_LDFLAGS): New variable.
9242 (tls_shared_gnu2_test_LDADD): New variable.
9243 * testsuite/Makefile.in: Rebuild.
9244 * testsuite/Makefile.
9246 2008-04-11 Ian Lance Taylor <iant@google.com>
9248 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9250 * testsuite/Makefile.in: Rebuild.
9252 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9254 * testsuite/script_test_2.cc (main): Adjust test.
9256 2008-04-11 David S. Miller <davem@davemloft.net>
9257 Ian Lance Taylor <iant@google.com>
9259 * options.h (General_options): Add entries for '-Y' and
9261 * options.cc (General_options:finalize): If -Y was used, add those
9262 entries to the library path instead of the default "/lib" and
9265 2008-04-11 David S. Miller <davem@davemloft.net>
9267 * testsuite/justsyms.t: Start at 0x100.
9268 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9269 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9271 * testsuite/script_test_2.cc: Adjust string and section length
9274 2008-04-09 Ian Lance Taylor <iant@google.com>
9277 * script-sections.cc (Sections_element::allocate_to_segment): Add
9279 (Output_section_definition::allocate_to_segment): Likewise.
9280 (Orphan_output_section::allocate_to_segment): Likewise.
9281 (Script_sections::attach_sections_using_phdrs_clause): Don't
9282 propagate non-PT_LOAD segments to orphan sections.
9283 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9284 readelf rather than objdump.
9285 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9286 .interp section and PT_INTERP segment are the same size.
9287 * testsuite/Makefile.in: Rebuild.
9289 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9290 aliases for symbols defined in the same object.
9291 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9292 (weak_alias_test_SOURCES): New variable.
9293 (weak_alias_test_DEPENDENCIES): New variable.
9294 (weak_alias_test_LDFLAGS): New variable.
9295 (weak_alias_test_LDADD): New variable.
9296 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9297 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9298 (weak_alias_test_3.o): New target.
9299 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9300 * testsuite/weak_alias_test_main.cc: New file.
9301 * testsuite/weak_alias_test_1.cc: New file.
9302 * testsuite/weak_alias_test_2.cc: New file.
9303 * testsuite/weak_alias_test_3.cc: New file.
9305 2008-04-08 Ian Lance Taylor <iant@google.com>
9307 * options.h (class General_options): Add --noinhibit-exec option.
9308 * main.cc (main): Check --noinhibit-exec.
9310 * options.h (class General_options): Define --wrap as a special
9311 option. Add wrap_symbols_ field.
9312 (General_options::any_wrap_symbols): New function.
9313 (General_options::is_wrap_symbol): New function.
9314 * options.cc (General_options::parse_wrap): New function.
9315 (General_options::General_options): Initialize wrap_symbols_.
9316 * symtab.cc (Symbol_table::wrap_symbol): New function.
9317 (Symbol_table::add_from_object): Handle --wrap.
9318 * symtab.h (class Symbol_table): Declare wrap_symbol.
9319 * target.h (Target::wrap_char): New function.
9320 (Target::Target_info): Add wrap_char field.
9321 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9322 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9323 * testsuite/testfile.cc (Target_test::test_target_info):
9326 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9329 * layout.h (class Layout): Add added_eh_frame_data_ field.
9330 * layout.cc (Layout::Layout): Initialize new field.
9331 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9332 output section until we find a section we merged successfully.
9333 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9334 that the size be non-zero.
9336 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9339 2008-04-08 Craig Silverstein <csilvers@google.com>
9341 * configure.ac: Export new conditional variable HAVE_ZLIB.
9342 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9344 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9345 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9347 2008-04-07 Ian Lance Taylor <iant@google.com>
9349 * version.cc (version_string): Set to "1.5".
9351 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9352 Add issued_non_pic_error_ field. Declare check_non_pic.
9353 (Target_x86_64::Scan::check_non_pic): New function.
9354 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9355 (Target_x86_64::Scan::global): Likewise.
9357 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9358 addend parameter. Change caller. Handle merge sections.
9359 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9360 Address to Addend. Don't add in the result of
9361 local_section_offset, pass down the addend and use the returned
9363 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9364 Update declarations of local_section_offset and symbol_value.
9365 * testsuite/two_file_test_1.cc (t18): New function.
9366 * testsuite/two_file_test_2.cc (f18): New function.
9367 * testsuite/two_file_test_main.cc (main): Call t18.
9368 * testsuite/two_file_test.h (t18, f18): Declare.
9370 * configure.ac: Don't test for objdump, c++filt, or readelf.
9371 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9373 (TEST_READELF): New variable.
9374 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9375 (check_PROGRAMS): Add two_file_strip_test.
9376 (two_file_strip_test): New target.
9377 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9378 (two_file_same_shared_strip_test_SOURCES): New variable.
9379 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9380 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9381 (two_file_same_shared_strip_test_LDADD): New variable.
9382 (two_file_shared_strip.so): New target.
9383 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9384 (ver_test_5.syms, ver_test_7.syms): Likewise.
9385 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9386 (strip_test_3.stdout): Use TEST_OBJDUMP.
9387 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9389 2008-04-04 Cary Coutant <ccoutant@google.com>
9391 * symtab.h (Symbol::is_weak_undefined): New function.
9392 (Symbol::is_strong_undefined): New function.
9393 (Symbol::is_absolute): New function.
9394 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9395 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9397 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9398 (weak_undef_test): New target.
9399 * testsuite/Makefile.in: Rebuild.
9400 * testsuite/weak_undef_file1.cc: New file.
9401 * testsuite/weak_undef_file2.cc: New file.
9402 * testsuite/weak_undef_test.cc: New file.
9404 2008-04-03 Craig Silverstein <csilvers@google.com>
9406 * compressed_output.h (class Output_compressed_section): Use
9408 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9410 (zlib_compressed_suffix): Removed.
9411 (Output_compressed_section::set_final_data_size): Use unsigned
9413 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9414 Fix linker invocation.
9415 (flagstest_o_specialfile_and_compress_debug_sections):
9417 * testsuite/Makefile.in: Regenerated.
9419 2008-04-02 David S. Miller <davem@davemloft.net>
9421 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9422 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9424 2008-04-02 Craig Silverstein <csilvers@google.com>
9428 2008-04-02 Ian Lance Taylor <iant@google.com>
9430 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9431 parameters. Update for new key type to views_. Change all
9433 (File_read::read): Adjust for byteshift in returned view.
9434 (File_read::add_view): New function, broken out of
9436 (File_read::make_view): New function, broken out of
9438 (File_read::find_or_make_view): Add offset and aligned
9439 parameters. Rewrite accordingly. Change all callers.
9440 (File_read::get_view): Add offset and aligned parameters. Adjust
9441 for byteshift in return value.
9442 (File_read::get_lasting_view): Likewise.
9443 * fileread.h (class File_read): Update declarations.
9444 (class File_read::View): Add byteshift_ field. Add byteshift to
9445 constructor. Add byteshift method.
9446 * archive.h (Archive::clear_uncached_views): New function.
9447 (Archive::get_view): Add aligned parameter. Change all callers.
9448 * object.h (Object::get_view): Add aligned parameter. Change all
9450 (Object::get_lasting_view): Likewise.
9452 * fileread.cc (File_read::release): Don't call clear_views if
9453 there are multiple objects.
9454 * fileread.h (File_read::clear_uncached_views): New function.
9455 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9458 2008-03-31 Cary Coutant <ccoutant@google.com>
9460 Add thin archive support.
9461 * archive.cc (Archive::armagt): New const.
9462 (Archive::setup): Remove task parameter and calls to unlock.
9463 (Archive::unlock_nested_archives): New function.
9464 (Archive::read_header): Add nested_off parameter. Change
9466 (Archive::interpret_header): Likewise.
9467 (Archive::include_all_members): Change to handle thin
9469 (Archive::include_member): Likewise.
9470 * archive.h (Archive::Archive): Add new parameters and
9472 (Archive::armagt): New const.
9473 (Archive::setup): Remove task parameter.
9474 (Archive::unlock_nested_archives): New function.
9475 (Archive::read_header): Add nested_off parameter.
9476 (Archive::interpret_header): Likewise.
9477 (Archive::Nested_archive_table): New typedef.
9478 (Archive::is_thin_archive_): New field.
9479 (Archive::nested_archives_): New field.
9480 (Archive::options_): New field.
9481 (Archive::dirpath_): New field.
9482 (Archive::task_): New field.
9483 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9484 for thin archives. Pass additional parameters to
9485 Archive::Archive. Unlock the archive file after calling
9488 2008-03-29 Ian Lance Taylor <iant@google.com>
9490 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9491 version symbol to be local.
9492 * testsuite/ver_test_4.sh: New file.
9493 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9494 (check_DATA): Add ver_test_4.syms.
9495 (ver_test_4.syms): New target.
9496 * testsuite/Makefile.in: Rebuild.
9499 (Output_section::Input_section_sort_entry::has_priority): New
9501 (Output_section::Input_section_sort_entry::match_file_name): New
9503 (Output_section::Input_section_sort_entry::match_section_name):
9505 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9507 (Output_section::Input_section_sort_entry::match_section_file):
9509 (Output_section::Input_section_sort_compare::operator()): Rewrite
9510 using new Input_section_sort_entry functions. Sort crtbegin and
9511 crtend first. Sort sections with no priority before sections with
9513 * testsuite/initpri1.c (d3): Check j != 4.
9514 (cd5): New constructor/destructor function.
9515 (main): Check j != 2.
9517 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9518 new symbol when resolving, don't call set_is_default.
9519 * testsuite/ver_test_7.cc: New file.
9520 * testsuite/ver_test_7.sh: New file.
9521 * testsuite/Makefile.am (ver_test_7.so): New target.
9522 (ver_test_7.o): New target.
9523 (check_SCRIPTS): Add ver_test_7.sh.
9524 (check_DATA): Add ver_test_7.syms.
9525 (ver_test_7.syms): New target.
9527 2008-03-28 Ian Lance Taylor <iant@google.com>
9529 * layout.cc (Layout::layout): If we see an input section with a
9530 name that needs sorting, set the must_sort flag for the output
9532 (Layout::make_output_section): If the name of the output section
9533 indicates that it might require sorting, set the may_sort flag.
9534 * output.h (Output_section::may_sort_attached_input_sections): New
9536 (Output_section::set_may_sort_attached_input_sections): New
9538 (Output_section::must_sort_attached_input_sections): New
9540 (Output_section::set_must_sort_attached_input_sections): New
9542 (class Output_section): Declare Input_section_sort_entry. Define
9543 Input_section_sort_compare. Declare
9544 sort_attached_input_sections. Add new fields:
9545 may_sort_attached_input_sections_,
9546 must_sort_attached_input_sections_,
9547 attached_input_sections_are_sorted_.
9548 * output.cc (Output_section::Output_section): Initialize new
9550 (Output_section::add_input_section): Add an entry to
9551 input_sections_ if may_sort or must_sort are true.
9552 (Output_section::set_final_data_size): Call
9553 sort_attached_input_sections if necessary.
9554 (Output_section::Input_section_sort_entry): Define new class.
9555 (Output_section::Input_section_sort_compare::operator()): New
9557 (Output_section::sort_attached_input_sections): New function.
9558 * configure.ac: Check whether the compiler supports constructor
9559 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9560 * testsuite/initpri1.c: New file.
9561 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9562 CONSTRUCTOR_PRIORITY.
9563 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9564 (initpri1_LDFLAGS): New variable.
9565 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9567 2008-03-27 Ian Lance Taylor <iant@google.com>
9569 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9570 * testsuite/common_test_1.c: New file.
9571 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9572 (common_test_1_SOURCES): New variable.
9573 (common_test_1_DEPENDENCIES): New variable.
9574 (common_test_1_LDFLAGS): New variable.
9576 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9577 and commons_ correctly when NAME/VERSION does not override
9579 * testsuite/ver_test_6.c: New file.
9580 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9581 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9582 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9584 2008-03-26 Ian Lance Taylor <iant@google.com>
9586 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9587 of an undefined symbol from a version script.
9588 * testsuite/Makefile.am (ver_test_5.so): New target.
9589 (ver_test_5.o): New target.
9590 (check_SCRIPTS): Add ver_test_5.sh.
9591 (check_DATA): Add ver_test_5.syms.
9592 (ver_test_5.syms): New target.
9593 * testsuite/ver_test_5.cc: New file.
9594 * testsuite/ver_test_5.script: New file.
9595 * testsuite/ver_test_5.sh: New file.
9596 * Makefile.in, testsuite/Makefile.in: Rebuild.
9599 Fix problems building gold with gcc 4.3.0.
9600 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9601 (gold_error_at_location, gold_warning_at_location): Use it.
9602 * configure.ac: Check whether we can compile and use a template
9603 function with a printf attribute.
9604 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9605 when jumping over bytes.
9606 * object.cc: Instantiate Object::read_section_data.
9607 * debug.h: Include <cstring>
9608 * dwarf_reader.cc: Include <algorithm>
9609 * main.cc: Include <cstring>.
9610 * options.cc: Include <cstring>.
9611 * output.cc: Include <cstring>.
9612 * script.cc: Include <cstring>.
9613 * script.h: Include <string>.
9614 * symtab.cc: Include <cstring> and <algorithm>.
9615 * target-select.cc: Include <cstring>.
9616 * version.cc: Include <string>.
9617 * testsuite/testmain.cc: Include <cstdlib>.
9618 * configure, config.in: Rebuild.
9620 2008-03-25 Ian Lance Taylor <iant@google.com>
9622 * options.cc: Include "../bfd/bfdver.h".
9623 (options::help): Print bug reporting address.
9625 * version.cc (print_version): Adjust output for current value of
9630 * options.cc (options::help): Print list of supported targets.
9631 * target-select.h: Include <vector>.
9632 (class Target_selector): Make machine_, size_, and is_big_endian_
9633 fields const. Add bfd_name_ and instantiated_target_ fields.
9634 (Target_selector::Target_selector): Add bfd_name parameter.
9635 (Target_selector::recognize): Make non-virtual, call
9637 (Target_selector::recognize_by_name): Make non-virtual, call
9638 do_recognize_by_name.
9639 (Target_selector::supported_names): New function.
9640 (Target_selector::bfd_name): New function.
9641 (Target_selector::do_instantiate_target): New pure virtual
9643 (Target_selector::do_recognize): New virtual function.
9644 (Target_selector::do_recognize_by_name): New virtual function.
9645 (Target_selector::instantiate_target): New private function.
9646 (supported_target_names): Declare.
9647 * target-select.cc (Target_selector::Target_selector): Update for
9648 new parameter and fields.
9649 (select_target_by_name): Check that the name matches before
9650 calling recognize_by_name.
9651 (supported_target_names): New function.
9652 * i386.cc (class Target_selector_i386): Update Target_selector
9653 constructor call. Remove recognize and recognize_by_name. Add
9654 do_instantiate_target.
9655 * x86_64.cc (class Target_selector_x86_64): Likewise.
9656 * testsuite/testfile.cc (class Target_selector_test): Update for
9657 changes to Target_selector.
9659 * README: Rewrite, with some notes on unsupported features.
9661 2008-03-24 Cary Coutant <ccoutant@google.com>
9663 * i386.cc (Target_i386::Got_type): New enum declaration.
9664 (Target_i386::Scan::local): Updated callers of Output_data_got
9666 (Target_i386::Scan::global): Likewise.
9667 (Target_i386::Relocate::relocate): Likewise.
9668 (Target_i386::Relocate::relocate_tls): Likewise.
9669 * object.h (Got_offset_list): New class.
9670 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9671 (Sized_relobj::local_got_offset): Likewise.
9672 (Sized_relobj::set_local_got_offset): Likewise.
9673 (Sized_relobj::local_has_tls_got_offset): Removed.
9674 (Sized_relobj::local_tls_got_offset): Removed.
9675 (Sized_relobj::set_local_tls_got_offset): Removed.
9676 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9677 * output.cc (Output_data_got::add_global): Added got_type parameter.
9678 (Output_data_got::add_global_with_rel): Likewise.
9679 (Output_data_got::add_global_with_rela): Likewise.
9680 (Output_data_got::add_global_pair_with_rel): New function.
9681 (Output_data_got::add_global_pair_with_rela): New function.
9682 (Output_data_got::add_local): Added got_type parameter.
9683 (Output_data_got::add_local_with_rel): Likewise.
9684 (Output_data_got::add_local_with_rela): Likewise.
9685 (Output_data_got::add_local_pair_with_rel): New function.
9686 (Output_data_got::add_local_pair_with_rela): New function.
9687 (Output_data_got::add_global_tls): Removed.
9688 (Output_data_got::add_global_tls_with_rel): Removed.
9689 (Output_data_got::add_global_tls_with_rela): Removed.
9690 (Output_data_got::add_local_tls): Removed.
9691 (Output_data_got::add_local_tls_with_rel): Removed.
9692 (Output_data_got::add_local_tls_with_rela): Removed.
9693 * output.h (Output_data_got::add_global): Added got_type parameter.
9694 (Output_data_got::add_global_with_rel): Likewise.
9695 (Output_data_got::add_global_with_rela): Likewise.
9696 (Output_data_got::add_global_pair_with_rel): New function.
9697 (Output_data_got::add_global_pair_with_rela): New function.
9698 (Output_data_got::add_local): Added got_type parameter.
9699 (Output_data_got::add_local_with_rel): Likewise.
9700 (Output_data_got::add_local_with_rela): Likewise.
9701 (Output_data_got::add_local_pair_with_rel): New function.
9702 (Output_data_got::add_local_pair_with_rela): New function.
9703 (Output_data_got::add_global_tls): Removed.
9704 (Output_data_got::add_global_tls_with_rel): Removed.
9705 (Output_data_got::add_global_tls_with_rela): Removed.
9706 (Output_data_got::add_local_tls): Removed.
9707 (Output_data_got::add_local_tls_with_rel): Removed.
9708 (Output_data_got::add_local_tls_with_rela): Removed.
9709 * resolve.cc (Symbol::override_base_with_special): Removed
9710 reference to has_got_offset_ field.
9711 * symtab.cc (Symbol::init_fields): Replaced initialization
9712 of got_offset_ with got_offsets_. Removed initialization
9714 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9715 (Symbol::got_offset): Likewise.
9716 (Symbol::set_got_offset): Likewise.
9717 (Symbol::has_tls_got_offset): Removed.
9718 (Symbol::tls_got_offset): Removed.
9719 (Symbol::set_tls_got_offset): Removed.
9720 (Symbol::got_offset_): Removed.
9721 (Symbol::tls_mod_got_offset_): Removed.
9722 (Symbol::tls_pair_got_offset_): Removed.
9723 (Symbol::got_offsets_): New field.
9724 (Symbol::has_got_offset): Removed.
9725 (Symbol::has_tls_mod_got_offset): Removed.
9726 (Symbol::has_tls_pair_got_offset): Removed.
9727 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9728 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9730 (Target_x86_64::Scan::global): Likewise.
9731 (Target_x86_64::Relocate::relocate): Likewise.
9732 (Target_x86_64::Relocate::relocate_tls): Likewise.
9734 2008-03-25 Ben Elliston <bje@au.ibm.com>
9736 * yyscript.y: Fix spelling error in comment.
9738 2008-03-24 Ian Lance Taylor <iant@google.com>
9740 * options.h (class General_options): Define build_id option.
9741 * layout.h (class Layout): Declare write_build_id, create_note,
9742 create_build_id. Add build_id_note_ member.
9743 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9744 "libiberty.h", "md5.h", "sha1.h".
9745 (Layout::Layout): Initialize eh_frame_data_,
9746 eh_frame_hdr_section_, and build_id_note_.
9747 (Layout::finalize): Call create_build_id.
9748 (Layout::create_note): New function, broken out of
9749 Layout::create_gold_note.
9750 (Layout::create_gold_note): Call create_note.
9751 (Layout::create_build_id): New function.
9752 (Layout::write_build_id): New function.
9753 (Close_task_runner::run): Call write_build_id.
9755 * x86_64.cc: Correct license to GPLv3.
9757 2008-03-23 Ian Lance Taylor <iant@google.com>
9759 * options.cc: Include "demangle.h".
9760 (parse_optional_string): New function.
9761 (parse_long_option): Handle takes_optional_argument.
9762 (parse_short_option): Update dash_z initializer. Handle
9763 takes_optional_argument.
9764 (General_options::General_options): Initialize do_demangle_.
9765 (General_options::finalize): Set do_demangle_. Handle demangling
9767 * options.h (parse_optional_string): Declare.
9768 (struct One_option): Add optional_arg field. Update constructor.
9769 Update call constructor calls. Add takes_optional_argument
9771 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9772 (DEFINE_optional_string): Define.
9773 (General_options::demangle): Change from DEFINE_bool to
9774 DEFINE_optional_string.
9775 (General_options::no_demangle): New function.
9776 (General_options::do_demangle): New function.
9777 (General_options::set_do_demangle): New function.
9778 (General_options::execstack_status_): Move definition to end of
9780 (General_options::static_): Likewise.
9781 (General_options::do_demangle_): New field.
9782 * object.cc (big_endian>::get_symbol_location_info): Call
9783 Options::do_demangle, not Options::demangle.
9784 * symtab.cc (demangle): Likewise.
9786 2008-03-22 Ian Lance Taylor <iant@google.com>
9788 * gold.h: Include <cstddef> and <sys/types.h>
9789 * options.h: Include <cstring>.
9791 2008-03-21 Ian Lance Taylor <iant@google.com>
9793 * Added source code to GNU binutils.