1 2011-03-30 Cary Coutant <ccoutant@google.com>
3 * archive.cc (Archive::include_member): Adjust call to report_object.
4 (Add_archive_symbols::run): Add script_info to call to
6 (Lib_group::include_member): Adjust call to report_object.
7 (Add_lib_group_symbols::run): Adjust call to report_object.
8 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
9 blocks. Add object count for script input files.
10 * incremental.cc (Incremental_inputs::report_archive_begin): Add
11 script_info parameter; change all callers.
12 (Incremental_inputs::report_object): Add script_info parameter;
14 (Incremental_inputs::report_script): Store backpointer to
15 incremental info entry.
16 (Output_section_incremental_inputs::set_final_data_size): Record
17 additional information for scripts.
18 (Output_section_incremental_inputs::write_info_blocks): Likewise.
19 * incremental.h (Incremental_script_entry::add_object): New function.
20 (Incremental_script_entry::get_object_count): New function.
21 (Incremental_script_entry::get_object): New function.
22 (Incremental_script_entry::objects_): New data member; adjust
24 (Incremental_inputs::report_archive_begin): Add script_info parameter.
25 (Incremental_inputs::report_object): Add script_info parameter.
26 (Incremental_inputs_reader::get_object_count): New function.
27 (Incremental_inputs_reader::get_object_offset): New function.
28 * options.cc (Input_arguments::add_file): Return reference to
30 * options.h (Input_argument::set_script_info): New function.
31 (Input_argument::script_info): New function.
32 (Input_argument::script_info_): New data member; adjust all
34 (Input_file_group::add_file): Return reference to new input argument.
35 (Input_file_lib::add_file): Likewise.
36 (Input_arguments::add_file): Likewise.
37 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
38 * script.cc (Parser_closure::Parser_closure): Add script_info
39 parameter; adjust all callers.
40 (Parser_closure::script_info): New function.
41 (Parser_closure::script_info_): New data member.
42 (read_input_script): Report scripts earlier to incremental info.
43 (script_add_file): Set script_info in Input_argument.
44 (script_add_library): Likewise.
45 * script.h (Script_options::Script_info): Rewrite class.
47 2011-03-29 Cary Coutant <ccoutant@google.com>
49 * archive.cc (Library_base::should_include_member): Move
50 method here from class Archive.
51 (Archive::Archive): Initialize base class.
52 (Archive::should_include_member): Move to base class.
53 (Archive::do_for_all_unused_symbols): New function.
54 (Add_archive_symbols::run): Remove redundant access to
56 (Lib_group::Lib_group): Initialize base class.
57 (Lib_group::do_filename): New function.
58 (Lib_group::include_member): Pass pointer to Lib_group to
60 (Lib_group::do_for_all_unused_symbols): New function.
61 (Add_lib_group_symbols::run): Report archive information for
63 * archive.h (class Library_base): New base class.
64 (class Archive): Derive from Library_base.
65 (Archive::filename): Move to base class.
66 (Archive::set_incremental_info): Likewise.
67 (Archive::incremental_info): Likewise.
68 (Archive::Should_include): Likewise.
69 (Archive::should_include_member): Likewise.
70 (Archive::Armap_entry): Remove.
71 (Archive::Unused_symbol_iterator): Remove.
72 (Archive::unused_symbols_begin): Remove.
73 (Archive::unused_symbols_end): Remove.
74 (Archive::do_filename): New function.
75 (Archive::do_get_mtime): New function.
76 (Archive::do_for_all_unused_symbols): New function.
77 (Archive::task_): Move to base class.
78 (Archive::incremental_info_): Likewise.
79 (class Lib_group): Derive from Library_base.
80 (Lib_group::do_filename): New function.
81 (Lib_group::do_get_mtime): New function.
82 (Lib_group::do_for_all_unused_symbols): New function.
83 (Lib_group::task_): Move to base class.
84 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
86 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
88 * incremental.cc (Incremental_inputs::report_archive_begin):
89 Use Library_base; call library's get_mtime; add incremental inputs
91 (class Unused_symbol_visitor): New class.
92 (Incremental_inputs::report_archive_end): Use Library_base; use
93 visitor class to record unused symbols; don't add incremental inputs
95 (Incremental_inputs::report_object): Use Library_base.
97 (Incremental_archive_entry::Incremental_archive_entry): Remove
98 unused Archive parameter.
99 (Incremental_inputs::report_archive_begin): Use Library_base.
100 (Incremental_inputs::report_archive_end): Likewise.
101 (Incremental_inputs::report_object): Likewise.
102 * object.cc (Sized_relobj::do_for_all_global_symbols): New
104 * object.h (Object::for_all_global_symbols): New function.
105 (Object::do_for_all_global_symbols): New function.
106 (Sized_relobj::do_for_all_global_symbols): New function.
107 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
109 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
112 2011-03-27 Ian Lance Taylor <iant@google.com>
114 * archive.cc (Archive::interpret_header): Return -1 if something
115 goes wrong. Change callers accordingly.
117 2011-03-25 Cary Coutant <ccoutant@google.com>
119 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
120 * testsuite/Makefile.in: Regenerate.
122 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
124 * plugin.cc (get_view): New.
125 (Plugin::load): Pass get_view to the plugin.
126 (Plugin_manager::get_view): New.
128 2011-03-21 Ian Lance Taylor <iant@google.com>
130 * testsuite/final_layout.sh: Rewrite to not use dc.
131 * testsuite/relro_test.sh: Fail if dc is not present.
133 2011-03-21 Sriraman Tallam <tmsriram@google.com>
135 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
137 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
138 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
140 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
141 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
143 2011-03-14 Ian Lance Taylor <iant@google.com>
145 * script-sections.cc (Sort_output_sections::script_compare):
146 Rename from is_before, change return type.
147 (Sort_output_sections::operator()): Adjust accordingly.
149 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
152 * testsuite/odr_violation2.cc: Add comment to make all error line
153 numbers double digits.
154 * testsuite/debug_msg.sh: Adjust expected errors.
156 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
158 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
159 but mark earlier ones as non-canonical
160 (offset_to_iterator): Update search target and example
161 (do_addr2line): Return extra lines in a vector*
162 (format_file_lineno): Extract from do_addr2line
163 (one_addr2line): Add vector* out-param
164 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
165 when a lineno entry appeared last for its instruction
166 (Dwarf_line_info): Add vector* out-param
167 * object.cc (Relocate_info): Pass NULL for the vector* out-param
168 * symtab.cc (Odr_violation_compare): Include the lineno in the
170 (linenos_from_loc): New. Combine the canonical line for an
171 address with its other lines.
172 (True_if_intersect): New. Helper functor to make
173 std::set_intersection a query.
174 (detect_odr_violations): Compare sets of lines instead of just
175 one line for each function. This became less deterministic, but
176 has fewer false positives.
177 * symtab.h: Declarations.
178 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
179 mix an optimized and non-optimized object in the same binary
180 (odr_violation2.so): Same.
181 * testsuite/Makefile.in: Regenerate from Makefile.am.
182 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
183 * testsuite/debug_msg.sh: Update line numbers and add
185 * testsuite/odr_violation1.cc: Use OdrDerived, in a
186 non-optimized context.
187 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
188 isn't inlined, and use OdrDerived in an optimized context.
189 * testsuite/odr_header1.h: Defines OdrDerived, where
190 optimization will change the
191 first-instruction-in-the-destructor's file and line number.
192 * testsuite/odr_header2.h: Defines OdrBase.
194 2011-03-09 Ian Lance Taylor <iant@google.com>
196 * fileread.cc (File_read::clear_views): Don't delete the whole
199 2011-03-08 Ian Lance Taylor <iant@google.com>
202 * fileread.cc: #include <climits>.
203 (GOLD_IOV_MAX): Define.
204 (File_read::read_multiple): Limit number of entries by iov_max.
205 * fileread.h (class File_read): Always set max_readv_entries to
208 2011-03-07 Ian Lance Taylor <iant@google.com>
211 * options.h (class General_options): Add -dy and -dn.
213 2011-03-02 Cary Coutant <ccoutant@google.com>
215 * testsuite/script_test_9.t: Add TLS segment.
217 2011-03-02 Simon Baldwin <simonb@google.com>
219 * configure.ac: Add check for gnu_indirect_function support in
220 the toolchain building binutils.
221 * configure: Rebuild.
223 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
225 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
227 (Symbol_table::sized_finalize_symbol) Mark symbol only present
228 in plugin files as not needed in the symbol table.
230 2011-02-11 Sriraman Tallam <tmsriram@google.com>
232 * output.cc (Output_section::add_input_section): Delay fill
233 generation for section ordering.
235 2011-02-09 Ian Lance Taylor <iant@google.com>
238 * object.h (class Sized_relobj): Remove clear_local_symbols.
239 * reloc.cc (Sized_relobj::do_relocate): Don't call
242 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
244 * plugin.cc (is_visible_from_outside): Return true for symbols
247 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
249 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
252 2011-02-02 Sriraman Tallam <tmsriram@google.com>
254 * icf.h (is_section_foldable_candidate): Change type of parameter
256 * icf.cc (Icf::find_identical_sections): Change type of local variable
257 section_name to be std::string.
258 (is_function_ctor_or_dtor): Change type of parameter to std::string.
260 2011-01-25 Ian Lance Taylor <iant@google.com>
262 * script.cc (script_add_extern): Rewrite to use
263 add_symbol_reference.
265 2011-01-25 Doug Kwan <dougkwan@google.com>
267 * icf.cc (get_section_contents): Always lock section's object.
269 2011-01-24 Ian Lance Taylor <iant@google.com>
271 * options.h (class General_options): Accept
272 --no-detect-odr-violations.
274 2011-01-24 Ian Lance Taylor <iant@google.com>
276 * version.cc (version_string): Bump to 1.11.
278 2011-01-24 Ian Lance Taylor <iant@google.com>
280 * plugin.cc (class Plugin_rescan): Define new class.
281 (Plugin_manager::claim_file): Set any_claimed_.
282 (Plugin_manager::save_archive): New function.
283 (Plugin_manager::save_input_group): New function.
284 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
286 (Plugin_manager::new_undefined_symbol): New function.
287 (Plugin_manager::rescan): New function.
288 (Plugin_manager::rescannable_defines): New function.
289 (Plugin_manager::add_input_file): Set any_added_.
290 * plugin.h (class Plugin_manager): define new fields rescannable_,
291 undefined_symbols_, any_claimed_, and any_added_. Declare
292 Plugin_rescan as friend. Declare new functions.
293 (Plugin_manager::Rescannable): Define type.
294 (Plugin_manager::Rescannable_list): Define type.
295 (Plugin_manager::Undefined_symbol_list): Define type.
296 (Plugin_manager::Plugin_manager): Initialize new fields.
297 * archive.cc (Archive::defines_symbol): New function.
298 (Add_archive_symbols::run): Pass archive to plugins if any.
299 * archive.h (class Archive): Declare defines_symbol.
300 * readsyms.cc (Input_group::~Input_group): New function.
301 (Finish_group::run): Pass input_group to plugins if any.
302 * readsyms.h (class Input_group): Declare destructor.
303 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
306 2011-01-10 Ian Lance Taylor <iant@google.com>
308 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
310 (Layout::set_segment_offsets): Reset increase_relro before calling
311 set_section_addresses a second time.
313 2011-01-04 Cary Coutant <ccoutant@google.com>
315 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
316 sections before NOBITS sections.
318 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
320 * version.cc (print_version): Update copyright to 2011.
322 2010-12-23 Cary Coutant <ccoutant@google.com>
324 * output.h (Output_data_reloc::add_output_section): Pass OD instead
325 of OS to this->add. Add OD parameter to second form of the function.
327 2010-12-20 Ian Lance Taylor <iant@google.com>
329 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
330 second of two consecutive entries with same offset.
332 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
334 * testsuite/Makefile.am (ifuncmain2static_LDADD)
335 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
336 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
337 to avoid unneeded links against $(LDADD).
338 * testsuite/Makefile.in: Regenerate.
340 2010-12-15 Ian Lance Taylor <iant@google.com>
343 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
344 for R_X86_64_32 and R_X86_64_PC32.
345 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
346 ver_matching_def_pic.o.
347 (ver_matching_def_pic.o): New target.
349 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
351 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
352 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
353 Move definition before File_read::View member definitions.
354 (File_read::View::~View): Initialize and hold lock before
355 updating current_mapped_bytes.
357 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
359 * dwarf_reader.cc: Remove outdated comment.
360 * gold-threads.cc: Fix typo in error message.
361 * archive.cc: Fix typos in comments.
362 * archive.h: Likewise.
363 * arm-reloc-property.cc: Likewise.
364 * arm-reloc-property.h: Likewise.
365 * arm-reloc.def: Likewise.
367 * attributes.h: Likewise.
369 * ehframe.cc: Likewise.
370 * fileread.h: Likewise.
374 * incremental.h: Likewise.
375 * int_encoding.cc: Likewise.
376 * layout.h: Likewise.
379 * object.cc: Likewise.
380 * object.h: Likewise.
381 * options.cc: Likewise.
382 * readsyms.cc: Likewise.
383 * reduced_debug_output.cc: Likewise.
384 * reloc.cc: Likewise.
385 * script-sections.cc: Likewise.
386 * sparc.cc: Likewise.
387 * symtab.h: Likewise.
388 * target-reloc.h: Likewise.
389 * target.cc: Likewise.
390 * target.h: Likewise.
391 * timer.cc: Likewise.
393 * x86_64.cc: Likewise.
395 2010-12-09 Cary Coutant <ccoutant@google.com>
397 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
399 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
400 parameter; change all callers.
401 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
402 * options.h (warn_execstack): New option.
404 2010-12-07 Doug Kwan <dougkwan@google.com>
406 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
407 like function call relocations.
409 2010-12-07 Ian Lance Taylor <iant@google.com>
411 * archive.cc (Archive::get_elf_object_for_member): Permit
412 punconfigured to be NULL.
413 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
414 (Archive::include_member): Pass NULL to get_elf_object_for_member
415 if we searched for the archive and this is the first included
418 2010-12-01 Ian Lance Taylor <iant@google.com>
420 * dwarf_reader.h (class Sized_dwarf_line_info): Add
421 track_relocs_type_ field.
422 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
423 Set track_relocs_type_.
424 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
425 contents when using RELA relocs.
426 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
428 * reloc.cc (Track_relocs::next_addend): New function.
429 * reloc.h (class Track_relocs): Declare next_addend.
431 2010-12-01 Ian Lance Taylor <iant@google.com>
433 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
436 2010-12-01 Ian Lance Taylor <iant@google.com>
438 * README: Update compilers known to work and fail.
440 2010-11-23 Matthias Klose <doko@ubuntu.com>
442 * configure.in: For --enable-gold, handle value `default' instead of
443 `both*'. Always install ld as ld.bfd, install as ld if gold is
445 * configure: Regenerate.
447 2010-11-18 Doug Kwan <dougkwan@google.com>
449 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
450 and right_alignment to be zero. Store result alignment only if it is
451 greater than existing alignment.
453 2010-11-16 Cary Coutant <ccoutant@google.com>
456 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
457 Check for ".zdebug_line".
459 2010-11-16 Doug Kwan <dougkwan@google.com>
460 Cary Coutant <ccoutant@google.com>
462 * output.h (Output_segment::set_section_addresses): Pass increase_relro
463 by reference; adjust all callers.
464 * output.cc (Output_segment::set_section_addresses): Adjust references
465 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
467 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
468 end at page boundary.
470 2010-11-16 Cary Coutant <ccoutant@google.com>
473 * layout.cc (Layout::choose_output_section): Transform names of
474 compressed sections even when using a script with a SECTIONS clause.
475 (Layout::output_section_name): Remove code to transform
476 compressed debug section names.
477 * output.cc (Output_section::add_input_section): Use uncompressed
478 section size when tracking input sections.
480 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
482 * symtab.h (Symbol::NON_PIC_REF): Remove.
483 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
484 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
485 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
486 (Symbol::use_plt_offset): Take a flags argument and pass it
487 directly to needs_dynamic_reloc. Restrict check for undefined
488 weak symbols to function calls.
489 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
490 (Target_arm::Scan::global): Use it.
491 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
492 (Target_arm::Relocate::relocate): Likewise.
493 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
494 parameter with an r_type parameter. Use get_reference_flags
496 (Target_arm::Relocate::relocate): Update accordingly.
497 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
498 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
499 (Target_i386::Scan::global): Likewise.
500 (Target_i386::Relocate::relocate): Likewise.
501 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
502 parameter with an r_type parameter. Use get_reference_flags
504 (Target_i386::Relocate::relocate): Update accordingly.
505 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
506 (Target_powerpc::Scan::global): Use it.
507 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
508 (Target_powerpc::Relocate::relocate): Likewise.
509 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
510 (Target_sparc::Scan::global): Use it.
511 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
512 (Target_sparc::Relocate::relocate): Likewise.
513 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
514 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
515 (Target_x86_64::Scan::global): Likewise.
516 (Target_x86_64::Relocate::relocate): Likewise.
518 2010-11-08 Doug Kwan <dougkwan@google.com>
519 Cary Coutant <ccoutant@google.com>
521 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
522 (Arm_exidx_merge_section::section_contents_): New data member.
523 (Arm_input_section::Arm_input_section): Initialize original_contents_.
524 (Arm_input_section::~Arm_input_section): De-allocate memory.
525 (Arm_input_section::original_contents_): New data member.
526 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
527 in parameters instead of calling Object::section_contents without
529 (Arm_output_section::group_section): New parameter TASK. Pass it
530 to callees that need locking objects.
531 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
532 to lock EXIDX input sections. Fix a formatting issue. Call
533 Arm_exidx_merged_section::build_contents to create merged section
535 (Arm_output_section::create_stub_group): New parameter TASK. Use it
536 to lock object of stub table owner.
537 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
538 TEXT_SIZE to initialize data member TEXT_SIZE_.
539 (Arm_exidx_input_section::addralign): Fix typo in comment.
540 (Arm_exidx_input_section::text_size): New method.
541 (Target_arm::do_relax): New parameter TASK. Pass it to callees
542 that require locking objects. Lock objects before scanning for stubs
543 and updating local symbols.
544 (Arm_input_section<big_endian>::init): Copy contents of original
546 (Arm_input_section<big_endian>::do_write): Use saved contents of
547 original input section instead of calling Object::section_contents
549 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
550 size without calling Object::section_size().
551 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
552 for size. Allocate a buffer for merged EXIDX entries.
553 (Arm_exidx_merged_section::build_contents): New method.
554 (Arm_exidx_merged_section::do_write): Move merge section contents
555 building code to Arm_exidx_merged_section::build_contetns. Write
556 out contetns in buffer instead of building it on the fly.
557 (Arm_relobj::make_exidx_input_section): Also pass text section size
558 to Arm_exidx_input_section constructor.
559 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
560 (Arm_dynobj::do_read_symbols): Fix memory leak.
561 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
562 * target.h: (class Task): Add forward declaration.
563 (Target::relax): Add new parameter TASK and pass it to
565 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
567 2010-11-05 Cary Coutant <ccoutant@google.com>
570 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
571 object when reading from the file.
572 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
574 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
575 when reading section contents.
576 (get_section_contents): Likewise.
577 (icf::find_identical_sections): Likewise.
578 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
579 object when reading from the file.
580 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
581 the object when doing deferred section layout.
583 2010-11-03 Nick Clifton <nickc@redhat.com>
586 * script.h (class Symbol_assignment: name): New member. Returns
587 the name of the symbol.
588 * scrfipt.cc (Script_options::is_pending_assignment): New member.
589 Returns true if the given symbol name is on the list of
590 assignments wating to be processed.
591 * archive.cc (should_incldue_member): If the symbol is undefined,
592 check to see if it is on the list of symbols pending assignment.
594 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
596 * script-sections.cc (Script_sections::find_memory_region): Check
597 for a NULL output section pointer.
599 2010-10-29 Doug Kwan <dougkwan@google.com>
601 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
602 Output_section::add_relaxed_input_section.
603 * output.cc (Output_section::add_relaxed_input_section): Add new
604 arguments LAYOUT and NAME. Set section order index.
605 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
606 Copy section order index.
607 * output.h (Output_section::add_relaxed_input_section): Add new
608 arguments LAYOUT and NAME.
610 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
612 * testsuite/Makefile.am: Move gcctestdir/ld rule to
613 NATIVE_OR_CROSS_LINKER.
614 * testsuite/Makefile.in: Regenerate.
616 2010-10-20 Doug Kwan <dougkwan@google.com>
618 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
619 without SHF_LINK_ORDER flags.
620 * layout.cc (Layout::choose_output_section): Do not filter
621 SHF_LINK_ORDER flag in a relocatable link.
623 2010-10-17 Cary Coutant <ccoutant@google.com>
625 * output.h (Output_segment::set_section_addresses): Change function
626 signature. Update all callers.
627 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
629 (Output_segment::set_section_addresses): Align after last TLS
630 section. Add padding before last relro section instead of after.
632 2010-10-17 Doug Kwan <dougkwan@google.com>
634 * gold/arm.cc (Target_arm::got_section): Use correct order and set
635 GOT output section to be writable.
637 2010-10-14 Cary Coutant <ccoutant@google.com>
639 * debug.h (DEBUG_INCREMENTAL): New flag.
640 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
641 * gold.cc (queue_initial_tasks): Check parameters for incremental link
643 * incremental.cc (report_command_line): Ignore all forms of
645 * layout.cc (Layout::Layout): Check parameters for incremental link
647 * options.cc (General_options::parse_incremental): New function.
648 (General_options::parse_no_incremental): New function.
649 (General_options::parse_incremental_full): New function.
650 (General_options::parse_incremental_update): New function.
651 (General_options::incremental_mode_): New data member.
652 (General_options::finalize): Check incremental_mode_.
653 * options.h (General_options): Update help text for --incremental.
654 Add --no-incremental, --incremental-full, --incremental-update.
655 (General_options::Incremental_mode): New enum type.
656 (General_options::incremental_mode): New function.
657 (General_options::incremental_mode_): New data member.
658 * parameters.cc (Parameters::incremental_mode_): New data member.
659 (Parameters::set_options): Set incremental_mode_.
660 (Parameters::set_incremental_full): New function.
661 (Parameters::incremental): New function.
662 (Parameters::incremental_update): New function.
663 (set_parameters_incremental_full): New function.
664 * parameters.h (Parameters::set_incremental_full): New function.
665 (Parameters::incremental): New function.
666 (Parameters::incremental_update): New function.
667 (Parameters::incremental_mode_): New data member.
668 (set_parameters_incremental_full): New function.
669 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
670 incremental link mode.
671 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
672 (Sized_relobj::do_relocate_sections): Likewise.
673 * testsuite/Makefile.am (incremental_test): Use --incremental-full
675 * testsuite/Makefile.in: Regenerate.
676 * testsuite/incremental_test.sh: Filter all forms of --incremental.
678 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
680 * script-sections.h (class Script_sections): Make
681 Sections_elements typedef public.
682 * script-sections.cc (class Sort_output_sections): Add elements_
683 field. Add constructor which sets it; change all callers.
684 (Sort_output_sections::is_before): New function.
685 (Sort_output_sections::operator()): Call is_before.
686 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
688 * testsuite/script_test_10.sh: New test. Test script section
690 * testsuite/script_test_10.t: Likewise.
691 * testsuite/script_test_10.s: Likewise.
692 * testsuite/Makefile.am: Wrap the cross linker tests and the
693 common tests into NATIVE_OR_CROSS_LINKER.
694 (check_SCRIPTS): Add script_test_10.sh.
695 (check_DATA): Add script_test_10.stdout.
696 (script_test_10.o, script_test_10): New targets.
697 (script_test_10.stdout): New target.
698 * configure, testsuite/Makefile.in: Regenerate.
700 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
702 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
703 error for the deprecated relocations.
704 (Target_arm::Scan::global): Likewise.
705 (Target_arm::Relocate::relocate): Likewise.
707 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
709 * fileread.cc (Input_file::find_file): Initialize *found_name
710 and *namep when using the fallback search for case 4.
712 2010-10-11 Cary Coutant <ccoutant@google.com>
714 * options.h (class General_options): Redefine -z lazy as an alias for
715 the negation of -z now.
717 2010-10-11 Ian Lance Taylor <iant@google.com>
719 * resolve.cc (symbol_to_bits): Report the value of the unsupported
722 2010-10-06 Nick Clifton <nickc@redhat.com>
724 * script-sections.cc(class Memory_region): Remove
725 current_lma_offset_ field. Rename current_vma_offset_ to
726 current_offset_. Add last_section_ field.
727 (Memory_region::get_current_vma_address): Rename to
729 (Memory_region::get_current_lma_address): Delete.
730 (Memory_region::increment_vma_offset): Rename to
732 (Memory_region::increment_lma_offset): Delete.
733 (Memory_region::attributes_compatible): New method. Returns
734 true if the provided section is compatible with the region.
735 (Memory_region::get_last_section): New method. Returns the last
736 section to use the region.
737 (Memory_region::set_last_section): New method. Stores the last
738 section to use the region.
739 (Script_sections::block_in_region): New method. Returns true if
740 a block of memory is contained within a region.
741 (Script_sections::find_memory_region): New method. Locates a
742 memory region to be used to set a VMA or LMA address.
743 (Output_section_definition::set_section_addresses): Add code to
744 check for addresses set by memory regions.
745 (Output_segment::set_section_addresses): Remove memory region
747 (Script_sections::create_segment): Add a warning if a header
748 segment is created outside of any region.
749 * script-sections.h (class Script_sections): Add prototypes for
750 find_memory_region and block_in_region methods.
751 * testsuite/memory_test.s: Use .long instead of .word.
752 * testsuite/memory_test.t: Add some more output sections.
753 * testsuite/memory_test.sh: Update expected output.
755 2010-10-02 Doug Kwan <dougkwan@google.com>
757 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
758 defintion to symtab.h
759 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
760 declaration to defintion.
762 2010-10-01 Nick Clifton <nickc@redhat.com>
764 * expression.cc (eval): Replace dummy argument with NULL.
765 (eval_maybe_dot): Check for a NULL result section pointer.
766 (Symbol_expression::value): Likewise.
767 (Dot_expression::value): Likewise.
768 (BINARY_EXPRESSION): Likewise.
769 (Max_expression::value): Likewise.
770 (Min_expression::value): Likewise.
771 (Absolute_expression::value): Likewise.
772 (Addr_expression::value_from_output_section): Likewise.
773 (Loaddddr_expression::value_from_output_section): Likewise.
774 (Segment_start_expression::value): Likewise.
776 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
778 (Sections_elememt_dot_assignment::set_section_addresses):
780 (Output_data_expression::do_write_to_buffer): Likewise.
781 (Output_section_definition::finalize_symbols): Likewise.
782 (Output_section_definition::set_section_addresses): Likewise.
784 2010-09-30 Doug Kwan <dougkwan@google.com>
786 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
788 2010-09-28 Sriraman Tallam <tmsriram@google.com>
790 * target.h (Target::can_icf_inline_merge_sections): New virtual
792 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
794 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
796 * icf.cc (get_section_contents): Inline merge sections only when
799 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
801 * configure: Regenerate.
803 2010-09-17 Ian Lance Taylor <iant@google.com>
805 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
806 * testsuite/Makefile.am (memory_test.o): New target.
807 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
809 * testsuite/Makefile.in: Rebuild.
811 2010-09-17 Doug Kwan <dougkwan@google.com>
813 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
814 defintion if relocation uses GOT entries of the symbol.
815 * testsuite/icf_safe_test.sh: Fix test.
816 * testsuite/icf_safe_so_test.sh: Fix test.
818 2010-09-16 Cary Coutant <ccoutant@google.com>
820 * script_sections.cc (class Memory_region): Remove "NULL" from
821 vector initializations.
823 2010-09-15 Cary Coutant <ccoutant@google.com>
825 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
826 Resolve forwarding symbols.
828 2010-09-15 Doug Kwan <dougkwan@google.com>
830 * gold/testsuite/script_test_3.t: Add ARM special sections.
831 * gold/testsuite/script_test_4.t: Same.
832 * gold/testsuite/script_test_5.t: Same.
833 * gold/testsuite/script_test_6.t: Same.
834 * gold/testsuite/script_test_7.t: Same.
835 * gold/testsuite/script_test_7.t: Same.
836 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
838 2010-09-14 Cary Coutant <ccoutant@google.com>
840 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
841 (Target_x86_64::Relocate::relocate_tls): Replace check for
842 saw_tls_block_reloc_ with test for executable section.
844 2010-09-12 Cary Coutant <ccoutant@google.com>
846 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
847 position-independent executables to shared libraries need dynamic
849 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
850 position-independent executables.
851 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
852 * testsuite/Makefile.in: Regenerate.
854 2010-09-10 Nick Clifton <nickc@redhat.com>
857 * testsuite/memory_test.t: Discard any sections that are not
860 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
863 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
864 "This::" to work around a bug in gcc 4.2.
866 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
868 2010-09-09 Rafael Espindola <espindola@google.com>
870 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
871 sections with different PF_X flags in the same segment.
872 (Layout::find_first_load_seg): Search all segments to find the first
874 * options.h (rosegment): New.
876 2010-09-08 Rafael Espindola <espindola@google.com>
878 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
880 2010-09-08 Doug Kwan <dougkwan@google.com>
882 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
883 (Arm_relobj::do_relocate_sections): Add new parameter for output
884 file to match the parent.
885 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
886 of local symbols instead of input values. Update code to track
887 changes in gold::relocate_section.
888 * object.cc (Sized_relobj::compute_final_local_value): New methods.
889 (Sized_relobj::compute_final_local_value_internal): New methods.
890 (Sized_relobj::do_finalize_local_symbols): Move code from loop
891 body into private version of Sized_relobj::compute_final_local_value.
892 Call the inline method.
893 * object.h (Symbol_value::Symbol_value): Define destructor. Free
894 merged symbol value if there is one.
895 (Symbol_value::has_output_value): New method defintiion.
896 (Sized_relobj::Compute_final_local_value_status): New enum type.
897 (Sized_relobj::compute_final_local_value): New methods.
898 (Sized_relobj::compute_final_local_value_internal): New methods.
899 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
900 and arm_cortex_a8.sh.
901 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
902 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
904 * Makefile.in: Regenerate.
905 * testsuite/arm_bl_out_of_range.s: Update test.
906 * testsuite/thumb_bl_out_of_range.s: Ditto.
907 * testsuite/thumb_blx_out_of_range.s: Ditto.
908 * testsuite/arm_branch_out_of_range.sh: New file.
909 * testsuite/arm_cortex_a8.sh: Ditto.
910 * testsuite/arm_cortex_a8_b.s: Ditto.
911 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
912 * testsuite/arm_cortex_a8_b_local.s: Ditto.
913 * testsuite/arm_cortex_a8_bl.s: Ditto.
914 * testsuite/arm_cortex_a8_blx.s: Ditto.
915 * testsuite/arm_cortex_a8_local.s: Ditto.
916 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
917 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
919 2010-09-08 Rafael Espindola <espindola@google.com>
921 * Makefile.am (memory_test.stdout): Run readelf with -W.
922 * Makefile.in: Regenerate.
923 * testsuite/memory_test.sh: Make the regexps accept both 32 and
926 2010-09-08 Rafael Espindola <espindola@google.com>
928 * script-sections.cc (Script_sections::add_memory_region): Convert
929 field precision to int.
930 * script.cc (script_set_section_region, script_set_section_region):
931 Convert field precision to int.
933 2010-09-08 Rafael Espindola <espindola@google.com>
935 * arm.cc (do_finalize_sections): Create the __exidx_start and
936 __exdix_end symbols even when the section is missing.
938 2010-09-08 Nick Clifton <nickc@redhat.com>
940 * README: Remove claim that MEMORY is not supported.
941 * expression.cc (script_exp_function_origin)
942 (script_exp_function_length): Move from here to ...
943 * script.cc: ... here.
944 (script_set_section_region, script_add_memory)
945 (script_parse_memory_attr, script_include_directive): New
948 (class Memory_region): New class.
949 (class Output_section_definition): Add set_memory_region,
950 set_section_vma, set_section_lma and get_section_name methods.
951 (class Script_Sections): Add add_memory_region,
952 find_memory_region, find_memory_region_origin,
953 find_memory_region_length and set_memory_region methods.
954 Have set_section_addresses method walk the list of set memory
956 Extend the print methos to display memory regions.
957 * script-sections.h: Add prototypes for new methods.
958 Add enum for MEMORY region attributes.
959 * yyscript.y: Add support for parsing MEMORY regions.
960 * script-c.h: Add prototypes for new functions.
961 * testsuite/Makefile.am: Add test of MEMORY region functionality.
962 * testsuite/Makefile.in: Regenerate.
963 * testsuite/memory_test.sh: New script.
964 * testsuite/memory_test.s: New assembler source file.
965 * testsuite/memory_test.t: New linker script.
967 2010-08-27 Doug Kwan <dougkwan@google.com>
969 * gold/resolve.cc (Symbol_table::should_override): Let a weak
970 reference override an existing dynamic weak reference.
971 * testsuite/Makefile.am: Add new test dyn_weak_ref.
972 * testsuite/Makefile.in: Regenerate.
973 * testsuite/dyn_weak_ref.sh: New file.
974 * testsuite/dyn_weak_ref_1.c: Ditto.
975 * testsuite/dyn_weak_ref_2.c: Ditto.
977 2010-08-27 Ian Lance Taylor <iant@google.com>
979 * incremental.h (class Incremental_input_entry): Add virtual
982 2010-08-27 Ian Lance Taylor <iant@google.com>
984 * testsuite/start_lib_test_3.c: Mark t3 as used.
986 2010-08-27 Nick Clifton <nickc@redhat.com>
988 * options.cc (version_script): Fix small typo in previous
991 2010-08-25 Nick Clifton <nickc@redhat.com>
993 * archive.cc: Formatting fixes: Remove whitespace between
994 typename and following asterisk. Remove whitespace between
995 function name and opening parenthesis.
996 * archive.h: Likewise.
998 * attributes.cc: Likewise.
999 * attributes.h: Likewise.
1000 * common.cc: Likewise.
1001 * copy-relocs.cc: Likewise.
1002 * dirsearch.h: Likewise.
1003 * dynobj.cc: Likewise.
1004 * ehframe.cc: Likewise.
1005 * ehframe.h: Likewise.
1006 * expression.cc: Likewise.
1007 * fileread.cc: Likewise.
1008 * fileread.h: Likewise.
1010 * gold-threads.cc: Likewise.
1011 * gold.cc: Likewise.
1012 * i386.cc: Likewise.
1014 * incremental-dump.cc: Likewise.
1015 * incremental.cc: Likewise.
1016 * layout.cc: Likewise.
1017 * layout.h: Likewise.
1018 * main.cc: Likewise.
1019 * merge.cc: Likewise.
1020 * merge.h: Likewise.
1021 * object.cc: Likewise.
1022 * object.h: Likewise.
1023 * options.cc: Likewise.
1024 * options.h: Likewise.
1025 * output.cc: Likewise.
1026 * output.h: Likewise.
1027 * plugin.cc: Likewise.
1028 * plugin.h: Likewise.
1029 * powerpc.cc: Likewise.
1030 * reloc.cc: Likewise.
1031 * script-c.h: Likewise.
1032 * script-sections.cc: Likewise.
1033 * script.cc: Likewise.
1034 * stringpool.cc: Likewise.
1035 * symtab.cc: Likewise.
1036 * symtab.h: Likewise.
1037 * target.cc: Likewise.
1038 * timer.cc: Likewise.
1039 * timer.h: Likewise.
1040 * version.cc: Likewise.
1041 * x86_64.cc: Likewise.
1043 2010-08-24 Nick Clifton <nickc@redhat.com>
1046 * layout.cc (segment_precedes): Sort segments by their physical
1047 addresses, if they have been set.
1049 2010-08-23 Cary Coutant <ccoutant@google.com>
1051 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1053 (Lib_group::include_member): Unlock object after deleting its
1055 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1058 2010-08-19 Neil Vachharajani <nvachhar@google.com>
1059 Cary Coutant <ccoutant@google.com>
1061 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1062 constructor, and set_blocker.
1063 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1065 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1066 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1067 * testsuite/Makefile.am (start_lib_test): New test case.
1068 * testsuite/Makefile.in: Regenerate.
1069 * testsuite/start_lib_test_main.c: New file.
1070 * testsuite/start_lib_test_1.c: New file.
1071 * testsuite/start_lib_test_2.c: New file.
1072 * testsuite/start_lib_test_3.c: New file.
1074 2010-08-19 Ian Lance Taylor <iant@google.com>
1076 * Makefile.in: Rebuild with automake 1.11.1.
1077 * aclocal.m4: Likewise.
1078 * testsuite/Makefile.in: Likewise.
1080 2010-08-19 Ian Lance Taylor <iant@google.com>
1083 * i386.cc (class Output_data_plt_i386): Update declarations.
1084 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1085 local_ifuncs_ fields.
1086 (Target_i386::do_plt_section_for_global): New function.
1087 (Target_i386::do_plt_section_for_local): New function.
1088 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1089 parameter; change all callers. Initialize global_ifuncs_ and
1090 local_ifuncs_. If doing a static link define __rel_iplt_start and
1092 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1093 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1094 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1096 (Target_i386::make_plt_section): New function, broken out of
1097 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1098 (Target_i386::make_plt_entry): Call make_plt_section.
1099 (Target_i386::make_local_ifunc_plt_entry): New function.
1100 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1101 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1102 R_386_IRELATIVE to switch.
1103 (Target_i386::Scan::global): Likewise.
1104 (Target_i386::Relocate::relocate): Likewise.
1105 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1107 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1108 (Target_x86_64::do_plt_section_for_global): New function.
1109 (Target_x86_64::do_plt_section_for_local): New function.
1110 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1111 parameter; change all callers. If doing a static link define
1112 __rela_iplt_start and __rela_iplt_end.
1113 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1114 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1115 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1117 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1118 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1120 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1121 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1122 R_X86_64_IRELATIVE to switch.
1123 (Target_x86_64::Scan::global): Likewise.
1124 (Target_x86_64::Relocate::relocate): Likewise.
1125 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1127 * target.h (class Target): Add plt_section_for_global and
1128 plt_section_for_local functions. Add do_plt_section_for_global
1129 and do_plt_section_for_local virtual functions.
1130 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1131 clarifying comments.
1132 (Symbol::use_plt_offset): Handle IFUNC symbol.
1133 * object.cc (Sized_relobj::Sized_relobj): Initialize
1135 (Sized_relobj::local_has_plt_offset): New function.
1136 (Sized_relobj::local_plt_offset): New function.
1137 (Sized_relobj::set_local_plt_offset): New function.
1138 (Sized_relobj::do_count): Handle IFUNC symbol.
1139 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1140 a bit away from input_shndx_ field. Add set_is_func_symbol and
1141 is_ifunc_symbol functions.
1142 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1143 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1144 local_plt_offsets_ field.
1145 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1146 * output.h (class Output_section_data): Add non-const
1147 output_section function.
1148 (class Output_data_got): Update declarations.
1149 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1150 Add use_plt_offset parameter to global and local constructors.
1151 Change all callers. Change local_sym_index_ field to 31 bits.
1152 Change GSYM_CODE and CONSTANT_CODE accordingly.
1153 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1154 doing a static link don't set sh_link field.
1155 (Output_data_got::Got_entry::write): Use PLT offset if
1157 (Output_data_got::add_global_plt): New function.
1158 (Output_data_got::add_local_plt): New function.
1159 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1160 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1161 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1162 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1163 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1165 * testsuite/ifunc-sel.h: New file.
1166 * testsuite/ifuncmain1.c: New file.
1167 * testsuite/ifuncmain1vis.c: New file.
1168 * testsuite/ifuncmod1.c: New file.
1169 * testsuite/ifuncdep2.c: New file.
1170 * testsuite/ifuncmain2.c: New file.
1171 * testsuite/ifuncmain3.c: New file.
1172 * testsuite/ifuncmod3.c: New file.
1173 * testsuite/ifuncmain4.c: New file.
1174 * testsuite/ifuncmain5.c: New file.
1175 * testsuite/ifuncmod5.c: New file.
1176 * testsuite/ifuncmain6pie.c: New file.
1177 * testsuite/ifuncmod6.c: New file.
1178 * testsuite/ifuncmain7.c: New file.
1179 * configure, testsuite/Makefile.in: Rebuild.
1181 2010-08-18 Ian Lance Taylor <iant@google.com>
1184 (Output_section_incremental_inputs::write_input_files): Add cast
1185 to avoid signed/unsigned comparison warning.
1186 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1188 2010-08-12 Cary Coutant <ccoutant@google.com>
1190 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1192 2010-08-13 Ian Lance Taylor <iant@google.com>
1194 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1196 2010-08-12 Cary Coutant <ccoutant@google.com>
1197 Doug Kwan <dougkwan@google.com>
1199 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1200 defintion overrides non-weak undef, remember that the original undef
1202 * symtab.cc (Symbol_table::sized_write_global): For undef without
1203 an original weak binding, set binding to global in output.
1204 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1205 * testsuite/Makefile.in: Regenerate.
1206 * testsuite/strong_ref_weak_def.sh: New file.
1207 * testsuite/strong_ref_weak_def_1.c: Ditto.
1208 * testsuite/strong_ref_weak_def_2.c: Ditto.
1210 2010-08-12 Cary Coutant <ccoutant@google.com>
1212 * testsuite/incremental_test.sh: Rewrite.
1213 * testsuite/incremental_test_1.c: Rewrite.
1214 * testsuite/incremental_test_2.c: Rewrite.
1216 2010-08-12 Cary Coutant <ccoutant@google.com>
1218 * arm.cc (Target_arm::got_size): Add const.
1219 (Target_arm::got_entry_count): New function.
1220 (Target_arm::plt_entry_count): New function.
1221 (Target_arm::first_plt_entry_offset): New function.
1222 (Target_arm::plt_entry_size): New function.
1223 (Output_data_plt_arm::entry_count): New function.
1224 (Output_data_plt_arm::first_plt_entry_offset): New function.
1225 (Output_data_plt_arm::get_plt_entry_size): New function.
1226 * i386.cc (Target_i386::got_size): Add const.
1227 (Target_i386::got_entry_count): New function.
1228 (Target_i386::plt_entry_count): New function.
1229 (Target_i386::first_plt_entry_offset): New function.
1230 (Target_i386::plt_entry_size): New function.
1231 (Output_data_plt_i386::entry_count): New function.
1232 (Output_data_plt_i386::first_plt_entry_offset): New function.
1233 (Output_data_plt_i386::get_plt_entry_size): New function.
1234 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1235 find_incremental_inputs_sections. Dump incremental_got_plt section.
1236 * incremental.cc: Include target.h.
1237 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1238 parameter. Adjust all callers. Find incremental_got_plt section.
1239 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1241 (Output_section_incremental_inputs::set_final_data_size): Calculate
1242 size of incremental_got_plt section.
1243 (Output_section_incremental_inputs::do_write): Write the
1244 incremental_got_plt section.
1245 (Got_plt_view_info): New struct.
1246 (Local_got_offset_visitor): New class.
1247 (Global_got_offset_visitor): New class.
1248 (Global_symbol_visitor_got_plt): New class.
1249 (Output_section_incremental_inputs::write_got_plt): New function.
1250 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1251 Add parameter. Adjust all callers.
1252 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1253 (Incremental_inputs::got_plt_section): New function.
1254 (Incremental_inputs::got_plt_section_): New data member.
1255 (Incremental_got_plt_reader): New class.
1256 * layout.cc (Layout::create_incremental_info_sections): Add the
1257 incremental_got_plt section.
1258 * object.h (Got_offset_list::get_list): New function.
1259 (Got offset_list::for_all_got_offsets): New function.
1260 (Sized_relobj::local_got_offset_list): New function.
1261 * powerpc.cc (Target_powerpc::got_size): Add const.
1262 (Target_powerpc::got_entry_count): New function.
1263 (Target_powerpc::plt_entry_count): New function.
1264 (Target_powerpc::first_plt_entry_offset): New function.
1265 (Target_powerpc::plt_entry_size): New function.
1266 (Output_data_plt_powerpc::entry_count): New function.
1267 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1268 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1269 * sparc.cc (Target_sparc::got_size): Add const.
1270 (Target_sparc::got_entry_count): New function.
1271 (Target_sparc::plt_entry_count): New function.
1272 (Target_sparc::first_plt_entry_offset): New function.
1273 (Target_sparc::plt_entry_size): New function.
1274 (Output_data_plt_sparc::entry_count): New function.
1275 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1276 (Output_data_plt_sparc::get_plt_entry_size): New function.
1277 * symtab.h (Symbol::got_offset_list): New function.
1278 (Symbol_table::for_all_symbols): New function.
1279 * target.h (Sized_target::got_entry_count): New function.
1280 (Sized_target::plt_entry_count): New function.
1281 (Sized_target::plt_entry_size): New function.
1282 * x86_64.cc (Target_x86_64::got_size): Add const.
1283 (Target_x86_64::got_entry_count): New function.
1284 (Target_x86_64::plt_entry_count): New function.
1285 (Target_x86_64::first_plt_entry_offset): New function.
1286 (Target_x86_64::plt_entry_size): New function.
1287 (Output_data_plt_x86_64::entry_count): New function.
1288 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1289 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1291 2010-08-12 Cary Coutant <ccoutant@google.com>
1293 * archive.cc: Include incremental.h.
1294 (Archive::Archive): Initialize incremental_info_.
1295 (Archive::include_member): Record archive members in incremental info.
1296 (Add_archive_symbols::run): Record begin and end of an archive in
1298 (Lib_group::include_member): Record objects in incremental info.
1299 * archive.h (Incremental_archive_entry): Forward declaration.
1300 (Archive::set_incremental_info): New member function.
1301 (Archive::incremental_info): New member function.
1302 (Archive::Unused_symbol_iterator): New class.
1303 (Archive::unused_symbols_begin): New member function.
1304 (Archive::unused_symbols_end): New member function.
1305 (Archive::incremental_info_): New data member.
1306 * incremental-dump.cc (find_input_containing_global): New function.
1307 (dump_incremental_inputs): Dump new incremental info sections.
1308 * incremental.cc: Include symtab.h.
1309 (Output_section_incremental_inputs): New class.
1310 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1311 new incremental info sections.
1312 (Sized_incremental_binary::do_check_inputs): Likewise.
1313 (Incremental_inputs::report_archive): Remove.
1314 (Incremental_inputs::report_archive_begin): New function.
1315 (Incremental_inputs::report_archive_end): New function.
1316 (Incremental_inputs::report_object): New function.
1317 (Incremental_inputs::finalize_inputs): Remove.
1318 (Incremental_inputs::report_input_section): New function.
1319 (Incremental_inputs::report_script): Rewrite.
1320 (Incremental_inputs::finalize): Do nothing but finalize string table.
1321 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1322 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1323 (Incremental_inputs::create_data_sections): New function.
1324 (Incremental_inputs::relocs_entsize): New function.
1325 (Output_section_incremental_inputs::set_final_data_size): New function.
1326 (Output_section_incremental_inputs::do_write): New function.
1327 (Output_section_incremental_inputs::write_header): New function.
1328 (Output_section_incremental_inputs::write_input_files): New function.
1329 (Output_section_incremental_inputs::write_info_blocks): New function.
1330 (Output_section_incremental_inputs::write_symtab): New function.
1331 * incremental.h (Incremental_script_entry): Forward declaration.
1332 (Incremental_object_entry): Forward declaration.
1333 (Incremental_archive_entry): Forward declaration.
1334 (Incremental_inputs): Forward declaration.
1335 (Incremental_inputs_header_data): Remove.
1336 (Incremental_inputs_header): Remove.
1337 (Incremental_inputs_header_write): Remove.
1338 (Incremental_inputs_entry_data): Remove.
1339 (Incremental_inputs_entry): Remove.
1340 (Incremental_inputs_entry_write): Remove.
1341 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1342 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1343 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1344 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1346 (Incremental_input_entry): New class.
1347 (Incremental_script_entry): New class.
1348 (Incremental_object_entry): New class.
1349 (Incremental_archive_entry): New class.
1350 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1351 (Incremental_inputs::report_inputs): Remove.
1352 (Incremental_inputs::report_archive): Remove.
1353 (Incremental_inputs::report_archive_begin): New function.
1354 (Incremental_inputs::report_archive_end): New function.
1355 (Incremental_inputs::report_object): Change prototype.
1356 (Incremental_inputs::report_input_section): New function.
1357 (Incremental_inputs::report_script): Change prototype.
1358 (Incremental_inputs::get_reloc_count): New function.
1359 (Incremental_inputs::set_reloc_count): New function.
1360 (Incremental_inputs::create_data_sections): New function.
1361 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1362 (Incremental_inputs::inputs_section): New function.
1363 (Incremental_inputs::symtab_section): New function.
1364 (Incremental_inputs::relocs_section): New function.
1365 (Incremental_inputs::get_stringpool): Add const.
1366 (Incremental_inputs::command_line): Add const.
1367 (Incremental_inputs::inputs): Remove.
1368 (Incremental_inputs::command_line_key): New function.
1369 (Incremental_inputs::input_file_count): New function.
1370 (Incremental_inputs::input_files): New function.
1371 (Incremental_inputs::relocs_entsize): New function.
1372 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1373 (Incremental_inputs::finalize_inputs): Remove.
1374 (Incremental_inputs::Input_info): Remove.
1375 (Incremental_inputs::lock_): Remove.
1376 (Incremental_inputs::inputs_): Change type.
1377 (Incremental_inputs::inputs_map_): Remove.
1378 (Incremental_inputs::current_object_entry_): New data member.
1379 (Incremental_inputs::inputs_section_): New data member.
1380 (Incremental_inputs::symtab_section_): New data member.
1381 (Incremental_inputs::relocs_section_): New data member.
1382 (Incremental_inputs::reloc_count_): New data member.
1383 (Incremental_inputs_reader): New class.
1384 (Incremental_symtab_reader): New class.
1385 (Incremental_relocs_reader): New class.
1386 * layout.cc (Layout::finalize): Move finalization of incremental info
1387 and creation of incremental info sections to follow finalization of
1388 symbol table. Set offsets for postprocessing sections.
1389 (Layout::create_incremental_info_sections): Call
1390 Incremental_inputs::create_data_sections. Add incremental symtab
1391 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1392 sections to layout after input sections.
1393 * layout.h (struct Timespec): Forward declaration.
1394 (Layout::incremental_inputs): Add const.
1395 (Layout::create_incremental_info_sections): Add parameter.
1396 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1397 * object.cc: Include incremental.h.
1398 (Relobj::finalize_incremental_relocs): New function.
1399 (Sized_relobj::do_layout): Record input sections in incremental info.
1400 * object.h (Object::output_section): New function.
1401 (Object::output_section_offset): Moved from Relobj.
1402 (Object::get_incremental_reloc_base): New function.
1403 (Object::get_incremental_reloc_count): New function.
1404 (Object::do_output_section): New function.
1405 (Object::do_output_section_offset): Moved from Relobj.
1406 (Object::do_get_incremental_reloc_base): New function.
1407 (Object::do_get_incremental_reloc_count): New function.
1408 (Object::Object): Initialize new data members.
1409 (Relobj::output_section): Renamed do_output_section and moved to
1411 (Relobj::output_section_offset): Moved to Object.
1412 (Relobj::do_get_incremental_reloc_base): New function.
1413 (Relobj::do_get_incremental_reloc_count): New function.
1414 (Relobj::allocate_incremental_reloc_counts): New function.
1415 (Relobj::count_incremental_reloc): New function.
1416 (Relobj::finalize_incremental_relocs): New function.
1417 (Relobj::next_incremental_reloc_index): New function.
1418 (Relobj::reloc_counts_): New data member.
1419 (Relobj::reloc_bases_): New data member.
1420 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1421 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1422 (Sized_relobj::incremental_relocs_scan): New function.
1423 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1424 (Sized_relobj::incremental_relocs_write): New function.
1425 (Sized_relobj::incremental_relocs_write_reltype): New function.
1426 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1428 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1429 archives and object files elsewhere.
1430 (Add_symbols::run): Report object files here.
1431 (Finish_group::run): Report end of archive at end of group.
1432 * reloc.cc: Include layout.h, incremental.h.
1433 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1434 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1435 (Sized_relobj::incremental_relocs_scan): New function.
1436 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1437 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1438 (Sized_relobj::incremental_relocs_write): New function.
1439 (Sized_relobj::incremental_relocs_write_reltype): New function.
1440 * script.cc (read_input_script): Rewrite test for incremental link.
1441 Change call to Incremental_inputs::report_script.
1442 * symtab.h (Symbol_table::first_global_index): New function.
1443 (Symbol_table::output_count): New function.
1445 2010-08-12 Doug Kwan <dougkwan@google.com>
1447 * arm.cc (Target_arm::merge_object_attributes): Check command line
1448 options --no-wchar-size-warning and --no-enum-size-warning.
1449 * options.h (General_options): Add ld-compatible options
1450 --no-enum-size-warning and --no-wchar-size-warning.
1452 2010-08-04 Ian Lance Taylor <iant@google.com>
1454 * x86_64.cc (Target_x86_64::Scan::local): Use
1455 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1456 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1457 (Target_x86_64::Scan::global): Likewise.
1458 (Target_x86_64::Relocate::relocate): Likewise.
1459 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1462 2010-08-03 Cary Coutant <ccoutant@google.com>
1464 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1465 to reserve space in merged_strings vector. Keep total input size
1467 (Output_merge_string::do_print_merge_stats): Print total input size.
1468 * merge.h (Output_merge_string): Add input_size_ field.
1469 * stringpool.cc (Stringpool_template::string_length): Move
1470 implementations out of Stringpool_template class and place in
1472 * stringpool.h (string_length): Move out of Stringpool_template.
1474 2010-08-03 Ian Lance Taylor <iant@google.com>
1477 * layout.cc (relaxation_loop_body): If address of load segment is
1478 set, adjust address to include headers if possible.
1480 2010-08-03 Ian Lance Taylor <iant@google.com>
1482 * version.cc (version_string): Bump to 1.10.
1484 2010-08-03 Ian Lance Taylor <iant@google.com>
1487 * layout.h (enum Output_section_order): Define.
1488 (class Layout): Update declarations.
1489 * layout.cc (Layout::get_output_section): Add order parameter.
1490 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1491 is_first_non_relro parameters. Change all callers.
1492 (Layout::choose_output_section): Likewise.
1493 (Layout::add_output_section_data): Likewise.
1494 (Layout::make_output_section): Likewise. Set order.
1495 (Layout::default_section_order): New function.
1496 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1497 * output.cc (Output_section::Output_section): Initialize order_.
1498 Don't initialize deleted fields.
1499 (Output_segment::Output_segment): Don't initialize deleted
1501 (Output_segment::add_output_section_to_load): New function
1502 replacing add_output_section. Change all callers to call this or
1503 add_output_section_to_nonload.
1504 (Output_segment::add_output_section_to_nonload): New function.
1505 (Output_segment::remove_output_section): Rewrite.
1506 (Output_segment::add_initial_output_data): Likewise.
1507 (Output_segment::has_any_data_sections): Likewise.
1508 (Output_segment::is_first_section_relro): Likewise.
1509 (Output_segment::maximum_alignment): Likewise.
1510 (Output_segment::has_dynamic_reloc): New function replacing
1511 dynamic_reloc_count. Change all callers.
1512 (Output_segment::has_dynamic_reloc_list): New function replacing
1513 dynamic_reloc_count_list. Change all callers.
1514 (Output_segment::set_section_addresses): Rewrite.
1515 (Output_segment::set_offset): Rewrite.
1516 (Output_segment::find_first_and_last_list): Remove.
1517 (Output_segment::set_tls_offsets): Rewrite.
1518 (Output_segment::first_section_load_address): Likewise.
1519 (Output_segment::output_section_count): Likewise.
1520 (Output_segment::section_with_lowest_load_address): Likewise.
1521 (Output_segment::write_section_headers): Likewise.
1522 (Output_segment::print_sections_to_map): Likewise.
1523 * output.h (class Output_data): Remove dynamic_reloc_count_
1524 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1525 (Output_data::add_dynamic_reloc): Rewrite.
1526 (Output_data::has_dynamic_reloc): New function.
1527 (Output_data::dynamic_reloc_count): Remove.
1528 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1529 is_last_relro_, is_first_non_relro_, is_interp_,
1530 is_dynamic_linker_section_ fields. Add order and set_order
1531 functions. Remove is_relro_local, set_is_relro_local,
1532 is_last_relro, set_is_last_relro, is_first_non_relro,
1533 set_is_first_non_relro functions, is_interp, set_is_interp,
1534 is_dynamic_linker_section, and set_is_dynamic_linker_section
1536 (class Output_segment): Change Output_data_list from std::list to
1537 std:;vector. Add output_lists_ field. Remove output_data_ and
1538 output_bss_ fields. Update declarations.
1540 2010-08-02 Ian Lance Taylor <iant@google.com>
1542 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1543 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1544 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1546 2010-08-02 Ian Lance Taylor <iant@google.com>
1549 * script.cc (Script_options::Script_options): Initialize
1550 symbol_definitions_ and symbol_references_.
1551 (Script_options::add_symbol_assignment): Update
1552 symbol_definitions_ and symbol_references_.
1553 (Script_options::add_symbol_reference): New function.
1554 (script_symbol): New function.
1555 * script.h (class Script_options): Add symbol_definitions_ and
1556 symbol_references_ fields.
1557 (Script_options::referenced_const_iterator): New type.
1558 (Script_options::referenced_begin): New function.
1559 (Script_options::referenced_end): New function.
1560 (Script_options::is_referenced): New function.
1561 (Script_options::any_unreferenced): New function.
1562 * script-c.h (script_symbol): Declare.
1563 * yyscript.y (exp): Call script_symbol.
1564 * symtab.cc: Include "script.h".
1565 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1566 Change all callers. Check symbols referenced by scripts.
1567 (Symbol_table::add_undefined_symbols_from_command_line): Add
1568 layout parameter. Change all callers.
1569 (Symbol_table::do_add_undefined_symbols_from_command_line):
1570 Likewise. Break out loop body. Check symbols referenced by
1572 (Symbol_table::add_undefined_symbol_from_command_line): New
1573 function broken out of
1574 do_add_undefined_symbols_from_command_line.
1575 * symtab.h (class Symbol_table): Update declarations.
1576 * archive.cc: Include "layout.h".
1577 (Archive::should_include_member): Add layout parameter. Change
1578 all callers. Check for symbol mentioned in expression.
1579 * archive.h (class Archive): Update declaration.
1580 * object.cc (Sized_relobj::do_should_include_member): Add layout
1582 * object.h (Object::should_include_member): Add layout parameter.
1584 (Object::do_should_include_member): Add layout parameter.
1585 (class Sized_relobj): Update declaration.
1586 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1588 * dynobj.h (class Sized_dynobj): Update declaration.
1589 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1591 * plugin.h (class Sized_pluginobj): Update declaration.
1593 2010-08-02 Ian Lance Taylor <iant@google.com>
1596 * output.cc (Output_segment::set_offset): Search for the first and
1597 last sections rather than assuming that the list is in order.
1598 (Output_segment::find_first_and_last_list): New function.
1599 * output.h (class Output_segment): Update declarations.
1600 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1601 (relro_strip_test_SOURCES): New variable.
1602 (relro_strip_test_DEPENDENCIES): New variable.
1603 (relro_strip_test_LDFLAGS): New variable.
1604 (relro_strip_test_LDADD): New variable.
1605 (relro_strip_test.so): New target.
1607 2010-08-02 Ian Lance Taylor <iant@google.com>
1609 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1610 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1611 (Target_i386::got_tlsdesc_section): New function.
1612 (Target_i386::got_section): Create space for GOT entries for
1613 TLSDESC relocations.
1614 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1616 (Target_i386::Scan::global): Likewise.
1617 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1619 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1620 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1621 (Target_x86_64::got_tlsdesc_section): New function.
1622 (Target_x86_64::got_section): Create space for GOT entries for
1623 TLSDESC relocations.
1624 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1626 (Target_x86_64::Scan::global): Likewise.
1627 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1630 2010-08-02 Ian Lance Taylor <iant@google.com>
1632 * testsuite/final_layout.sh: Use dc to convert from hex to
1635 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1637 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1638 paramter to the call to gold::gc_process_relocs.
1639 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1640 paramter to the call to gold::gc_process_relocs.
1641 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1642 parameter to the call to gold::gc_process_relocs.
1643 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1644 template parameter to the call to gold::gc_process_relocs.
1645 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1646 paramter to the call to gold::gc_process_relocs.
1647 * gc.h (get_embedded_addend_size): New function.
1648 (gc_process_relocs): Save the size of the reloc for use by ICF.
1649 * icf.cc (get_section_contents): Get the addend from the text section
1650 for SHT_REL relocation sections.
1651 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1652 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1653 * int_encoding.h (read_from_pointer): New overloaded function.
1654 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1655 * testsuite/icf_sht_rel_addend_test.sh: New file.
1656 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1657 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1659 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1661 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1662 * Makefile.in: Regenerate.
1663 * testsuite/Makefile.in: Regenerate.
1665 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1667 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1668 * gold/testsuite/debug_msg.cc: Likewise.
1669 * gold/testsuite/odr_violation1.cc
1670 * gold/testsuite/odr_violation2.cc
1672 2010-07-21 Cary Coutant <ccoutant@google.com>
1674 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1675 string, and length fields.
1676 (Output_merge_string::Merged_strings_list): New type.
1677 (Output_merge_string::Merged_strings_lists): New typedef.
1678 (Output_merge_string): Replace merged_strings_ with
1679 merged_strings_lists_.
1680 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1681 Merged_strings_list per input object and section. Don't store pointer
1682 to the string. Don't store length with each merged string entry.
1683 (Output_merge_string::finalize_merged_data): Loop over list of merged
1684 strings lists. Recompute length of each merged string.
1686 2010-07-15 Cary Coutant <ccoutant@google.com>
1688 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1691 2010-07-14 Ian Lance Taylor <iant@google.com>
1693 * descriptors.cc (Descriptors::open): Report correct name in error
1696 2010-07-13 Doug Kwan <dougkwan@google.com>
1698 * arm.cc (Arm_input_section::Arm_input_section): For a
1699 SHT_ARM_EXIDX section, always keeps the input sections.
1700 (Arm_input_section::set_exidx_section_link): New method.
1701 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1702 has_errors_ to false.
1703 (Arm_exidx_input_section::has_errors,
1704 Arm_exidx_input_section::set_has_errors): New methods.
1705 (Arm_exidx_input_section::has_errors_): New data member.
1706 (Arm_relobj::get_exidx_shndx_list): New method.
1707 (Arm_output_section::append_text_sections_to_list): Do not skip
1708 section without SHF_EXECINSTR.
1709 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1711 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1712 section header. Make error messages more verbose. Check for
1713 a non-executable section linked to an EXIDX section.
1714 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1715 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1716 check that there is no deferred EXIDX section if we exit early.
1717 Instead of not making an EXIDX section in case of an error, make one
1718 and set the has_errors flag of it.
1719 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1720 in a relocatable link.
1721 (Target_arm::do_relax): Look for the EXIDX output section instead of
1722 assuming that it is called .ARM.exidx.
1723 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1724 section list. Do not check for SHF_EXECINSTR section flags but
1725 skip any input section with errors.
1726 * output.cc (Output_section::Output_section): Initialize
1727 always_keeps_input_sections_ to false.
1728 (Output_section::add_input_section): Check for
1729 always_keeps_input_sections_.
1730 * output.h (Output_section::always_keeps_input_sections,
1731 Output_section::set_always_keeps_input_sections): New methods.
1732 (Output_section::always_keeps_input_sections): New data member.
1734 2010-07-13 Rafael Espindola <espindola@google.com>
1736 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1737 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1739 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1740 Ian Lance Taylor <iant@google.com>
1742 * output.h (Output_section_lookup_maps::add_merge_section):
1743 Correct check of whether value was inserted.
1744 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1745 (Output_section_lookup_maps::add_relaxed_input_section):
1747 * arm.cc (Target_arm::got_section): Remove used local os.
1748 * i386.cc (Target_i386::got_section): Likewise.
1749 * x86_64.cc (Target_x86_64::got_section): Likewise.
1750 * sparc.cc (Target_sparc::got_section): Likewise.
1751 (Target_sparc::relocate): Remove unused local have_got_offset.
1752 * powerpc.cc (Target_powerpc::relocate): Likewise.
1754 2010-07-13 Ian Lance Taylor <iant@google.com>
1756 * compressed_output.cc (zlib_decompress): Fix signature in
1759 * archive.cc (Archive::include_member): Unlock an external member
1760 of a thin archive. Don't bother to delete an object we know is
1763 2010-07-12 Cary Coutant <ccoutant@google.com>
1765 * compressed_output.cc (zlib_decompress): New function.
1766 (get_uncompressed_size): New function.
1767 (decompress_input_section): New function.
1768 * compressed_output.h (get_uncompressed_size): New function.
1769 (decompress_input_section): New function.
1770 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1771 Handle compressed debug sections.
1772 * layout.cc (is_compressed_debug_section): New function.
1773 (Layout::output_section_name): Map compressed section names to
1775 * layout.h (is_compressed_debug_section): New function.
1776 (is_debug_info_section): Recognize compressed debug sections.
1777 * merge.cc: Include compressed_output.h.
1778 (Output_merge_data::do_add_input_section): Handle compressed
1780 (Output_merge_string::do_add_input_section): Handle compressed
1782 * object.cc: Include compressed_output.h.
1783 (Sized_relobj::Sized_relobj): Initialize new data members.
1784 (build_compressed_section_map): New function.
1785 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1786 * object.h (Object::section_is_compressed): New method.
1787 (Object::do_section_is_compressed): New method.
1788 (Sized_relobj::Compressed_section_map): New type.
1789 (Sized_relobj::do_section_is_compressed): New method.
1790 (Sized_relobj::compressed_sections_): New data member.
1791 * output.cc (Output_section::add_input_section): Handle compressed
1793 * reloc.cc: Include compressed_output.h.
1794 (Sized_relobj::write_sections): Handle compressed debug sections.
1796 2010-07-08 Cary Coutant <ccoutant@google.com>
1798 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1799 weak when resolving to a dynamic def.
1800 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1801 for weak undef/dynamic def cases. Adjust callers.
1802 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1803 undef_binding_weak_.
1804 (Symbol_table::sized_write_globals): Adjust symbol binding.
1805 (Symbol_table::sized_write_symbol): Add binding parameter.
1806 * symtab.h (Symbol::set_undef_binding): New method.
1807 (Symbol::is_undef_binding_weak): New method.
1808 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1809 (Symbol_table::should_override): Add new parameter.
1810 (Symbol_table::sized_write_symbol): Add new parameter.
1812 * testsuite/weak_undef_file1.cc: Add new test case.
1813 * testsuite/weak_undef_file2.cc: Fix header comment.
1814 * testsuite/weak_undef_test.cc: Add new test case.
1816 2010-06-29 Doug Kwan <dougkwan@google.com>
1818 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1819 Initialize USE_SYMBOL_.
1820 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1822 (Arm_reloc_property::uses_symbol_): New data member declaration.
1823 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1824 uses symbol value and symbol is undefined but not weakly undefined.
1826 2010-06-28 Rafael Espindola <espindola@google.com>
1828 * plugin.cc (Plugin::load): Use dlerror.
1830 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1832 * symtab.cc (detect_odr_violations): When reporting an ODR
1833 violation, report an object where the symbol is defined.
1835 2010-06-25 Doug Kwan <dougkwan@google.com>
1837 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1838 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1840 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1841 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1842 target hook to detect function points.
1843 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1844 * icf.h (Icf::check_section_for_function_pointers): Change type of
1845 parameter SECTION_NAME to const reference to std::string. Use
1846 target hook to determine if section may have unsafe pointers.
1847 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1850 2010-06-21 Rafael Espindola <espindola@google.com>
1852 * fileread.cc (Input_file::find_fie): New
1853 (Input_file::open): Use Input_file::find_fie.
1854 * fileread.h (Input_file::find_fie): New
1855 * plugin.cc (set_extra_library_path): New.
1856 (Plugin::load): Add set_extra_library_path to the transfer vector.
1857 (Plugin_manager::set_extra_library_path): New.
1858 (Plugin_manager::add_input_file): Use the extra search path if set.
1859 (set_extra_library_path(): New.
1860 * plugin.h (Plugin_manager): Add set_extra_library_path and
1863 2010-06-19 Cary Coutant <ccoutant@google.com>
1865 * layout.cc (gdb_sections): Add .debug_types.
1866 (lines_only_debug_sections): Likewise.
1868 2010-06-18 Rafael Espindola <espindola@google.com>
1870 * plugin.cc (add_input_file,add_input_library)
1871 (Plugin_manager::add_input_file): Make filename arguments const.
1872 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1875 2010-06-16 Doug Kwan <dougkwan@google.com>
1877 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1878 .ARM.attributes section if we have not merged any input
1879 attributes sections.
1881 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1883 * arm.cc: Allow combining objects with no EABI version
1886 2010-06-15 Rafael Espindola <espindola@google.com>
1888 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1890 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1892 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1893 (struct iovec): Correct !HAVE_READV definition.
1895 2010-06-10 Cary Coutant <ccoutant@google.com>
1897 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1898 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1900 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1903 * symtab.h (Symbol::is_placeholder): New member function.
1904 * target-reloc.h (relocate_section): Check for placeholder symbols.
1906 * testsuite/Makefile.am (plugin_test_8): New test.
1907 (plugin_test_9): New test.
1908 * testsuite/Makefile.in: Regenerate.
1910 2010-06-09 Nick Clifton <nickc@redhat.com>
1912 * yyscript.y (input_list_element): Allow strings prefixed with
1913 the '-' character. Treat these as libraries.
1914 * script.cc (script_add_library): New function. Adds a library
1915 specified by "-l<name>" found in an input script.
1916 * script-c.h: Add prototype for script_add_library.
1918 2010-06-07 Doug Kwan <dougkwan@google.com>
1920 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1921 Restrict stub-group size to be within long conditional branch
1922 range when working around cortex-A8 erratum.
1924 2010-06-07 Damien Diederen <dd@crosstwine.com>
1926 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1929 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1933 (Output_section::Input_section_sort_entry::compare_section_ordering):
1934 Change to return non-zero correctly.
1935 (Output_section::Input_section_sort_section_order_index_compare
1936 ::operator()): Change to fix ambiguity in comparisons.
1938 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1940 * gold.h (is_wildcard_string): New function.
1941 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1942 (Layout::layout_eh_frame): Ditto.
1943 (Layout::find_section_order_index): New method.
1944 (Layout::read_layout_from_file): New method.
1945 * layout.h (Layout::find_section_order_index): New method.
1946 (Layout::read_layout_from_file): New method.
1947 (Layout::input_section_position_): New private member.
1948 (Layout::input_section_glob_): New private member.
1949 * main.cc (main): Call read_layout_from_file here.
1950 * options.h (--section-ordering-file): New option.
1951 * output.cc (Output_section::input_section_order_specified_): New
1953 (Output_section::Output_section): Initialize new member.
1954 (Output_section::add_input_section): Add new parameter.
1955 Keep input sections when --section-ordering-file is used.
1956 (Output_section::set_final_data_size): Sort input sections when
1957 section ordering file is specified.
1958 (Output_section::Input_section_sort_entry): Add new parameter.
1960 (Output_section::Input_section_sort_entry::compare_section_ordering):
1962 (Output_section::Input_section_sort_compare::operator()): Change to
1963 consider section_order_index.
1964 (Output_section::Input_section_sort_init_fini_compare::operator()):
1965 Change to consider section_order_index.
1966 (Output_section::Input_section_sort_section_order_index_compare
1967 ::operator()): New method.
1968 (Output_section::sort_attached_input_sections): Change to sort
1969 according to section order when specified.
1970 (Output_section::add_input_section<32, true>): Add new parameter.
1971 (Output_section::add_input_section<64, true>): Add new parameter.
1972 (Output_section::add_input_section<32, false>): Add new parameter.
1973 (Output_section::add_input_section<64, false>): Add new parameter.
1974 * output.h (Output_section::add_input_section): Add new parameter.
1975 (Output_section::input_section_order_specified): New
1977 (Output_section::set_input_section_order_specified): New method.
1978 (Input_section::Input_section): Initialize section_order_index_.
1979 (Input_section::section_order_index): New method.
1980 (Input_section::set_section_order_index): New method.
1981 (Input_section::section_order_index_): New member.
1982 (Input_section::Input_section_sort_section_order_index_compare): New
1984 (Output_section::input_section_order_specified_): New member.
1985 * script-sections.cc (is_wildcard_string): Delete and move modified
1987 (Output_section_element_input::Output_section_element_input): Modify
1988 call to is_wildcard_string.
1989 (Output_section_element_input::Input_section_pattern
1990 ::Input_section_pattern): Ditto.
1991 (Output_section_element_input::Output_section_element_input): Ditto.
1992 * testsuite/Makefile.am (final_layout): New test case.
1993 * testsuite/Makefile.in: Regenerate.
1994 * testsuite/final_layout.cc: New file.
1995 * testsuite/final_layout.sh: New file.
1997 2010-06-01 Rafael Espindola <espindola@google.com>
1999 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2001 2010-06-01 Rafael Espindola <espindola@google.com>
2003 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2004 visibility of symbols.
2006 2010-05-27 Doug Kwan <dougkwan@google.com>
2008 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2009 from start of output section instead of address for a local symbol
2010 in a merged or relaxed section when doing a relocatable link.
2012 2010-05-26 Rafael Espindola <espindola@google.com>
2015 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2016 adding sections the garbage collector removed.
2017 * gold/testsuite/Makefile.am: Add test.
2018 * gold/testsuite/Makefile.in: Regenerate.
2019 * gold/testsuite/plugin_test_7.sh: New.
2020 * gold/testsuite/plugin_test_7_1.c: New.
2021 * gold/testsuite/plugin_test_7_2.c: New.
2023 2010-05-26 Rafael Espindola <espindola@google.com>
2025 * script-sections.cc (Output_section_definition::set_section_addresses):
2026 Check for --section-start.
2028 2010-05-26 Doug Kwan <dougkwan@google.com>
2030 * arm.cc (Arm_scan_relocatable_relocs): New class.
2031 (Target_arm::relocate_special_relocatable): New method.
2032 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2033 (Arm_relocate_functions::thumb_branch_common): Same.
2034 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2035 instead of Default_scan_relocatable_relocs.
2036 * target-reloc.h (relocate_for_relocatable): Let target handle
2037 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2038 * target.h (Sized_target::relocate_special_relocatable): New method.
2040 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2042 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2044 2010-05-23 Doug Kwan <dougkwan@google.com>
2046 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2048 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2049 with a direct branch, not a conditional branch, to a stub.
2050 * merge.cc (Output_merge_base::record_input_section): New method
2052 (Output_merge_data::do_add_input_section): Record input section if
2053 keeps-input-sections flag is set.
2054 (Output_merge_string::do_add_input_section): Ditto.
2055 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2056 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2058 (Output_merge_base::keeps_input_sections,
2059 Output_merge_base::set_keeps_input_sections,
2060 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2062 (Output_merge_base::Input_sections): New type declaration.
2063 (Output_merge_base::input_sections_begin,
2064 Output_merge_base::input_sections_end,
2065 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2066 (Output_merge_base::bool keeps_input_sections_,
2067 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2068 Output_merge_base::input_sections_): New data members.
2069 (Output_merge_data::do_set_keeps_input_sections): New method
2071 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2072 * output.cc (Output_section::Input_section::relobj): Move method
2073 defintion from class declaration to here and handle merge sections.
2074 (Output_section::Input_section::shndx): Ditto.
2075 (Output_section::Output_section): Remove initializations of removed
2076 data members and initialize new data member LOOKUP_MAPS_.
2077 (Output_section::add_input_section): Set keeps-input-sections flag
2078 for a newly created merge output section as appropriate. Adjust code
2079 to use Output_section_lookup_maps class.
2080 (Output_section::add_relaxed_input_section): Adjst code for lookup
2081 maps code refactoring.
2082 (Output_section::add_merge_input_section): Add a new parameter
2083 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2084 class. If adding input section to a newly created merge output
2085 section fails, remove the new merge section.
2086 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
2087 Adjust code for use of the Output_section_lookup_maps class.
2088 (Output_section::find_merge_section): Ditto.
2089 (Output_section::build_lookup_maps): New method defintion.
2090 (Output_section::find_relaxed_input_section): Adjust code to use
2091 Output_section_lookup_maps class.
2092 (Output_section::get_input_sections): Export merge sections. Adjust
2093 code to use Output_section_lookup_maps class.
2094 (Output_section:::add_script_input_section): Adjust code to use
2095 Output_section_lookup_maps class. Update lookup maps for merge
2097 (Output_section::discard_states): Use Output_section_lookup_maps.
2098 (Output_section::restore_states): Same.
2099 * output.h (Merge_section_properties): Move class defintion out of
2101 (Output_section_lookup_maps): New class.
2102 (Output_section::Input_section::is_merge_section): New method
2104 (Output_section::Input_section::relobj): Move defintion out of class
2105 defintion. Declare method only.
2106 (Output_section::Input_section::shndx): Ditto.
2107 (Output_section::Input_section::output_merge_base): New method defintion.
2108 (Output_section::Input_section::u2_.pomb): New union field.
2109 (Output_section::Merge_section_by_properties_map,
2110 Output_section::Output_section_data_by_input_section_map,
2111 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2113 (Output_section::add_merge_input_section): Add new parameter
2114 KEEPS_INPUT_SECTIONS.
2115 (Output_section::build_lookup_maps): New method declaration.
2116 (Output_section::merge_section_map_,
2117 Output_section::merge_section_by_properties_map_,
2118 Output_section::relaxed_input_section_map_,
2119 Output_section::is_relaxed_input_section_map_valid_): Remove data
2121 (Output_section::lookup_maps_): New data member.
2123 2010-05-21 Doug Kwan <dougkwan@google.com>
2126 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2127 avoid a compilation error.
2129 2010-05-19 Rafael Espindola <espindola@google.com>
2131 * script-sections.cc (Output_section_definition::allocate_to_segment):
2132 Update the phdrs_list even when the output section is NULL.
2133 * testsuite/Makefile.am: Add test.
2134 * testsuite/Makefile.in: Regenerate.
2135 * testsuite/script_test_9.cc: New.
2136 * testsuite/script_test_9.sh: New.
2137 * testsuite/script_test_9.t: New.
2139 2010-05-19 Doug Kwan <dougkwan@google.com>
2141 * arm.cc (Arm_input_section::original_size): New method.
2142 (Arm_input_section::do_addralign): Add a cast.
2143 (Arm_input_section::do_output_offset): Remove static cast.
2144 (Arm_input_section::original_addralign,
2145 Arm_input_section::original_size_): Change type to uint32_t.
2146 (Arm_input_section::init): Add safe casts for section alignment
2148 (Arm_input_section::set_final_data_size): Do not set address and
2149 offset of stub table.
2150 (Arm_output_section::fix_exidx_coverage): Change use of of
2151 Output_section::Simple_input_section to that of
2152 Output_section::Input_section.
2153 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2154 except for the first pass.
2155 * output.cc (Output_section::get_input_sections): Change type of
2156 input_sections to std::list<Input_section>.
2157 (Output_section::add_script_input_section): Rename from
2158 Output_section::add_simple_input_section. Change type of SIS
2159 parameter from Simple_input_section to Input_section.
2160 * output.h (Output_section::Simple_input_section): Remove class.
2161 (Output_section::Input_section): Change class visibility to public.
2162 (Output_section::Input_section::addralign): Use stored alignments
2163 for special input sections if set.
2164 (Output_section::Input_section::set_addralign): New method.
2165 (Output_section::get_input_sections): Change parameter type from
2166 list of Simple_input_section to list of Input_section.
2167 (Output_section::add_script_input_section): Rename from
2168 Output_section::add_simple_input_section. Change first parameter's
2169 type from Simple_input_section to Input_section and remove the
2170 second and third parameters.
2171 * script-sections.cc (Input_section::Input_section_list): Change
2172 type to list of Output_section::Input_section/
2173 (Input_section_info::Input_section_info): Change parameter type of
2174 INPUT_SECTION to Output_section::Input_section.
2175 (Input_section_info::input_section): Change return type.
2176 (Input_section_info::input_section_): Change type to
2177 Output_section::Input_section.
2178 (Output_section_element_input::set_section_addresses): Adjust code
2179 to use Output_section::Input_section instead of
2180 Output_section::Simple_input_section. Adjust code for renaming
2181 of Output_section::add_simple_input_section.
2182 (Orphan_output_section::set_section_addresses): Ditto.
2184 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2186 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2187 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2189 2010-05-18 Rafael Espindola <espindola@google.com>
2191 * options.cc (General_options::finalize): Handle -nostdlib.
2192 * options.h (nostdlib): New option.
2193 * script.cc (script_add_search_dir): Handle -nostdlib.
2195 2010-05-12 Doug Kwan <dougkwan@google.com>
2197 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2198 attributes section only if there no attributes section after merging.
2199 (Target_arm::merge_object_attributes): Move value of
2200 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2201 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2202 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2203 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2204 and arm_attr_merge_7.stdout.
2205 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2206 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2207 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2208 arm_attr_merge_7b.o): New rules.
2209 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2211 * testsuite/Makefile.in: Regenerate.
2212 * testsuite/arm_attr_merge.sh: New file.
2213 * testsuite/arm_attr_merge_[67][ab].s: Same.
2215 2010-05-05 Nick Clifton <nickc@redhat.com>
2217 * po/es.po: Updated Spanish translation.
2219 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2221 * Makefile.am (install-exec-local): Properly install gold as
2222 default cross linker.
2223 * Makefile.in: Regenerated.
2225 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2226 Nick Clifton <nickc@redhat.com>
2228 * configure.ac (install_as_default): Define and set to false
2229 unless --enable-gold or --enable-gold=both/gold has been
2231 * configure: Regenerate.
2233 * Makefile.am (install-exec-local): Install the executable as
2234 'ld.gold'. If install_as_default is true then also install it as
2236 * Makefile.in: Regenerated.
2238 2010-04-24 Ian Lance Taylor <iant@google.com>
2240 * layout.cc (Layout::layout_reloc): In relocatable link don't
2241 combine reloc sections for grouped sections.
2243 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2245 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2246 sections that are not ordinary to icf.
2247 * icf.cc (get_section_contents): Handle relocation pointing to section
2248 with no object or shndx information.
2249 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2250 * testsuite/Makefile.in: Regenerate.
2251 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2252 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2254 2010-04-22 Ian Lance Taylor <iant@google.com>
2256 * expression.cc (Expression::Expression_eval_info): Add
2257 result_alignment_pointer field.
2258 (Expression::eval_with_dot): Add result_alignment_pointer
2259 parameter. Change all callers.
2260 (Expression::eval_maybe_dot): Likewise.
2261 (class Binary_expression): Add alignment_pointer parameter to
2262 left_value and right_value. Change all callers.
2263 (BINARY_EXPRESSION): Set result alignment.
2264 (class Trinary_expression): Add alignment_pointer parameter to
2265 arg2_value and arg3_value. Change all callers.
2266 (Trinary_cond::value): Set result alignment.
2267 (Max_expression::value, Min_expression::value): Likewise.
2268 (Align_expression::value): Likewise.
2269 * script-sections.cc (class Sections_element): Add dot_alignment
2270 parameter to set_section_addresses virtual function. Update
2272 (class Output_section_element): Likewise.
2273 (Script_sections::create_segments): Add dot_alignment parameter.
2275 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2276 (Script_sections::set_phdrs_clause_addresses): Likewise.
2277 * script-sections.h: Update declarations.
2278 * script.h: Update declarations.
2279 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2281 * testsuite/script_test_3.t: Set large alignment.
2282 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2283 segment has expected alignment.
2285 2010-04-22 Nick Clifton <nickc@redhat.com>
2287 * po/gold.pot: Updated by the Translation project.
2288 * po/vi.po: Updated Vietnamese translation.
2290 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2292 * testsuite/Makefile.am (check_PROGRAMS): Add
2293 icf_virtual_function_folding_test.
2294 * testsuite/Makefile.in: Regenerated.
2296 2010-04-15 Andrew Haley <aph@redhat.com>
2298 * options.h (merge_exidx_entries): New option.
2299 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2300 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2301 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2302 (Target_arm::merge_exidx_entries): New function.
2303 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2304 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2305 to Arm_exidx_fixup constructor.
2306 Add new arg, merge_exidx_entries.
2307 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2308 Arm_output_section::fix_exidx_coverage.
2310 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2312 * icf.cc (get_section_contents): Check for preemptible functions.
2313 Ignore addend when appropriate.
2314 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2316 (add_from_relobj): Check for section folded.
2317 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2318 * symtab.h (should_add_dynsym_entry): Add new parameter.
2319 * target-reloc.h (scan_relocs): Check for section folded.
2320 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2321 Check reloc types for function pointers in shared objects.
2322 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2324 (icf_preemptible_functions_test): New test case.
2325 (icf_string_merge_test): New test case.
2326 * testsuite.Makefile.in: Regenerate.
2327 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2328 bar_glob. Refactor code.
2329 * testsuite/icf_preemptible_functions_test.cc: New file.
2330 * testsuite/icf_preemptible_functions_test.sh: New file.
2331 * testsuite/icf_string_merge_test.cc: New file.
2332 * testsuite/icf_string_merge_test.sh: New file.
2333 * testsuite/icf_virtual_function_folding_test.cc: New file.
2334 * testsuite/icf_virtual_function_folding_test.sh: New file.
2336 2010-04-14 Doug Kwan <dougkwan@google.com>
2338 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2339 for local symbol recounting if we remove a section due to ICF.
2340 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2341 there are no regular objects in input.
2343 2010-04-13 Doug Kwan <dougkwan@google.com>
2345 * arm.cc (Arm_input_section::set_final_data_size): Compute
2346 accurate final data size instead of using current data size.
2348 2010-04-09 Doug Kwan <dougkwan@google.com>
2350 * layout.cc (Layout::choose_output_section): Handle script section
2352 (Layout::make_output_section_for_script): Add section type parameter.
2353 Handle script section types.
2354 * layout.h (Layout::make_output_section_for_script): Add section
2356 * output.cc (Output_section::Output_section): Initialize data member
2358 (Output_section::do_reset_address_and_file_offset): Do not set address
2359 to 0 if section is a NOLOAD section.
2360 * output.h (Output_section::is_noload): New method.
2361 (Output_section::set_is_noload): Ditto.
2362 (Output_section::is_noload_): New data member.
2363 * script-c.h (Script_section_type): New enum type.
2364 (struct Parser_output_section_header): Add new file section_type.
2365 * script-sections.cc (Sections_element::output_section_name): Add
2366 parameter for returning script section type.
2367 (Output_section_definition::output_section_name): Ditto.
2368 (Output_section_definition::section_type)P; New method.
2369 (Output_section_definiton::script_section_type_name): Ditto.
2370 (Output_section_definition::script_section_type_): New data member.
2371 (Output_section_definition::Output_section_definition): Initialize
2372 data member Output_section_definition::script_section_type_.
2373 (Output_section_definition::create_sections): Pass script section type
2374 to Layout::make_output_section_for_script.
2375 (Output_section_definition::output_section_name): Return script
2376 section type to caller.
2377 (Output_section_definition::set_section_address): Do not advance
2378 dot value and load address if section type is NOLOAD. Set address
2379 of NOLOAD sections regardless of section flags.
2380 (Output_section_definition::print): Print section type if it is
2381 not SCRIPT_SECTION_TYPE_NONE.
2382 (Output_section_definition::section_type): New method.
2383 (Output_section_definition::script_section_type_name): Ditto.
2384 (Script_sections::output_section_name): Add new parameter
2385 PSECTION_TYPE for returning script section type. Pass it to
2386 section elements. Handle discard sections.
2387 (Sort_output_sections::operator()): Handle NOLOAD sections.
2388 * script-sections.h (Script_sections::Section_type): New enum type.
2389 (Script_sections::output_section_name): Add a new parameter for
2390 returning script section type.
2391 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2393 * yyscript.y (union): Add new field SECTION_TYPE.
2394 (COPY, DSECT, INFO, NOLOAD): New tokens.
2395 (opt_address_and_section_type): Change type to output_section_header.
2396 (section_type): New non-terminal
2397 (section_header): Handle section type.
2398 (opt_address_and_section_type): Return section type value.
2400 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2402 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2403 * testsuite/plugin_common_test_2.c (foo): Likewise.
2405 2010-04-08 Doug Kwan <dougkwan@google.com>
2407 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2409 * output.cc (Output_section::add_merge_input_section): Simplify
2410 code and return status of Output_merge_base::add_input_section.
2411 Update merge section map only if Output_merge_base::add_input_section
2414 2010-04-07 Doug Kwan <dougkwan@google.com>
2416 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2417 if section is marked as containing instructions but has no mapping
2419 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2420 correct section index.
2421 (Arm_relobj::find_linked_text_section): Ditto.
2423 2010-04-07 Cary Coutant <ccoutant@google.com>
2425 * archive.cc (include_member): Destroy Read_symbols_data object before
2427 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2428 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2429 (Read_symbols_data::~Read_symbols_data) New destructor.
2430 (Section_relocs::Section_relocs) New constructor.
2431 (Section_relocs::~Section_relocs) New destructor.
2432 (Read_relocs_data::Read_relocs_data) New constructor.
2433 (Read_relocs_data::~Read_relocs_data) New destructor.
2434 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2435 pointers to NULL after deleting.
2437 2010-04-07 Doug Kwan <dougkwan@google.com>
2439 * arm.cc: Replace "endianity" with "endianness" in comments.
2440 (Arm_exidx_cantunwind): Ditto.
2441 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2442 (Arm_relobj::merge_flags_and_attributes): New method.
2443 (Arm_relobj::merge_flags_and_attributes_): New data member.
2444 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2445 (Arm_relobj::scan_sections_for_stubs): Ditto.
2446 (Arm_relobj::do_read_symbols): Check to see if we really want to
2447 merge processor-specific flags and attributes. Exit early if
2448 an object is empty except for section names and the undefined symbol.
2449 (Target_arm::do_finalize_sections): Move check for ELF format to
2450 Arm_relobj::do_read_symbols. Merge processor specific flags and
2451 attributes from a regular object only when we have determined that
2452 it is aapropriate. Do not create an .ARM.attributes section in
2453 output if there is no regular input object.
2454 (Target_arm::merge_processor_specific_flags): Check
2455 --warn-mismatch before printing any error.
2456 (Target_arm::merge_object_attributes): Ditto.
2457 * gold.cc (queue_middle_tasks): Handle the case in which there is
2458 no regular object in input.
2459 * options.cc (General_options::parse_EB): New method.
2460 (General_options::parse_EL): Same.
2461 (General_options::General_options): Initialize endianness_.
2462 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2464 (General_options::Endianness): New enum.
2465 (General_options::endianness): New method.
2466 (General_options::endianness_): New data member.
2467 * parameters.cc (Parameters::set_options): Check target endianness.
2468 (Parameters::set_target_once): Ditto.
2469 (Parameters::check_target_endianness): New method.
2470 (parameters_force_valid_target): If either -EL or -EB is specified,
2471 use it to define endianness of default target.
2472 * parameters.h (Parameters::check_target_endianness): New method
2474 * target.h (class Target): Change "endianity" to "endianness"
2477 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2479 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2480 * configure: Regenerate.
2481 * Makefile.in: Regenerate.
2482 * testsuite/Makefile.in: Regenerate.
2484 2010-04-06 Cary Coutant <ccoutant@google.com>
2487 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2488 prevailing definitions of common symbols.
2489 * testsuite/plugin_test_6.sh: New test case.
2490 * testsuite/plugin_common_test_1.c: New test case.
2491 * testsuite/plugin_common_test_2.c: New test case.
2492 * testsuite/Makefile.am (plugin_test_6): New test case.
2493 * testsuite/Makefile.in: Regenerate.
2495 2010-04-06 Nick Clifton <nickc@redhat.com>
2497 * po/vi.po: New Vietnamese translation.
2499 2010-03-30 Doug Kwan <dougkwan@google.com>
2501 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2503 2010-03-25 Doug Kwan <dougkwan@google.com>
2505 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2506 to avoid a conversion warning on a 32-bit host.
2508 2010-03-24 Ian Lance Taylor <iant@google.com>
2510 * testsuite/script_test_3.t: Add a TLS segment.
2511 * testsuite/Makefile.am (check_PROGRAMS): Add
2512 tls_phdrs_script_test.
2513 (tls_phdrs_script_test_SOURCES): Define.
2514 (tls_phdrs_script_test_DEPENDENCIES): Define.
2515 (tls_phdrs_script_test_LDFLAGS): Define.
2516 (tls_phdrs_script_test_LDADD): Define.
2517 * testsuite/Makefile.in: Rebuild.
2519 2010-03-23 Cary Coutant <ccoutant@google.com>
2521 * fileread.cc (find_or_make_view): Fix comment.
2523 2010-03-23 Ian Lance Taylor <iant@google.com>
2525 * script-sections.cc (class Orphan_section_placement): Define
2526 PLACE_TLS and PLACE_TLS_BSS.
2527 (Orphan_section_placement::Orphan_section_placement): Initialize
2529 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2530 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2531 (tls_script_test_SOURCES): Define.
2532 (tls_script_test_DEPENDENCIES): Define.
2533 (tls_script_test_LDFLAGS): Define.
2534 (tls_script_test_LDADD): Define.
2535 * testsuite/Makefile.in: Rebuild.
2537 2010-03-22 Doug Kwan <dougkwan@google.com>
2539 * arm.cc (Arm_relocate_functions::abs8,
2540 Arm_relocate_functions::abs16): Use correct check for overflow
2541 specified in the ARM ELF specs.
2542 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2543 target of a BLX instruction specially.
2544 (Reloc_stub::stub_type_for_reloc): Ditto.
2545 (Relocate::relocate): Use symbolic names instead of numeric relocation
2546 codes to report error.
2547 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2549 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2550 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2551 thumb2_blx_out_of_range.stdout
2552 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2553 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2554 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2555 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2556 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2557 thumb2_blx_in_range, thumb2_blx_in_range.o,
2558 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2559 thumb2_blx_out_of_range.o): New rules.
2560 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2561 thumb2_blx_in_range and thumb2_blx_out_of_range.
2562 * testsuite/Makefile.in: Regenerate.
2563 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2564 * testsuite/thumb_blx_in_range.s: New file.
2565 * testsuite/thumb_blx_out_of_range.s: New file.
2567 2010-03-22 Rafael Espindola <espindola@google.com>
2569 * archive.cc (Should_include): Move to archive.h.
2570 (should_include_member): Make it a member of Archive.
2572 (Add_lib_group_symbols): New.
2573 * archive.h: Include options.h.
2574 (Archive_member): Moved from Archive.
2575 (Should_include): Moved from archive.cc.
2577 (Add_lib_group_symbols): New.
2578 * dynobj.cc (do_should_include_member): New.
2579 * dynobj.h (do_should_include_member): New.
2580 * gold.cc (queue_initial_tasks): Update call to queue.
2581 * main.cc (main): Print lib group stats.
2582 * object.cc (do_should_include_member): New.
2583 * object.h: Include archive.h.
2584 (Object::should_include_member): New.
2585 (Object::do_should_include_member): New.
2586 (Sized_relobj::do_should_include_member): New.
2587 * options.cc (General_options::parse_start_lib): New.
2588 (General_options::parse_end_lib): New.
2589 (Input_arguments::add_file): Handle lib groups.
2590 (Input_arguments::start_group): Check we are not in a lib.
2591 (Input_arguments::start_lib): New.
2592 (Input_arguments::end_lib): New.
2593 * options.h (General_options): Add start_lib and end_lib.
2594 (Input_argument::lib_): New.
2595 (Input_argument::lib): New.
2596 (Input_argument::is_lib): New.
2597 (Input_file_lib): New.
2598 (Input_arguments::in_lib_): New.
2599 (Input_arguments::in_lib): New.
2600 (Input_arguments::start_lib): New.
2601 (Input_arguments::end_lib_): New.
2602 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2603 in unused members as preempted.
2604 (Sized_pluginobj::do_should_include_member): New.
2605 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2606 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2608 (Read_symbols::do_whole_lib_group): New.
2609 (Read_symbols::do_lib_group): New.
2610 (Read_symbols::do_read_symbols): Handle lib groups.
2611 (Read_symbols::get_name): Handle lib groups.
2612 * readsyms.h (Read_symbols): Add an archive member pointer.
2613 (Read_symbols::do_whole_lib_group): New.
2614 (Read_symbols::do_lib_group): New.
2615 (Read_symbols::member_): New.
2616 * script.cc (read_input_script): Update call to queue_soon.
2618 2010-03-19 Doug Kwan <dougkwan@google.com>
2620 * arm.cc (Stub_table::Stub_table): Initialize new data members
2621 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2622 (Stub_table::add_reloc_stub): Assign stub offset and update
2623 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2624 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2626 (Stub_table::update_data_size_and_addralign): Use
2627 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2628 instead of going over all reloc stubs.
2629 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2630 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2631 Stringpool_template::offset_ to size of Stringpool_char.
2632 (Stringpool_template::new_key_offset): Remove code to initialize
2633 Stringpool_template::offset_.
2634 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2635 Stringpool_template::offset_ to zero.
2637 2010-03-15 Doug Kwan <dougkwan@google.com>
2639 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2641 (Stringpool_template::new_key_offset): New method.
2642 (Stringpool_template::add_string): Assign offsets when adding new
2644 (Stringpool_template::set_string_offsets): Do not set string offsets
2645 when not optimizing.
2646 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2648 (Chunked_vector::clear): Clear size_.
2649 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2650 (Chunked_vector::size): Return size_.
2651 (Chunked_vector::push_back): Use size_ to find insert position.
2652 (Chunked_vector::size_): New data member.
2653 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2654 (Stringpool_template::new_key_offset): New method declaration.
2655 (Stringpool_template::offset_): New data member.
2657 2010-03-15 Rafael Espindola <espindola@google.com>
2659 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2660 Add_symbols' constructor.
2661 * readsyms.h (Add_symbols): Remove the input_group member.
2663 2010-03-10 Ian Lance Taylor <iant@google.com>
2665 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2666 target to ask whether a reference to a symbol requires a stack
2668 * target.h (Target::is_call_to_non_split): New function.
2669 (Target::do_is_call_to_non_split): Declare virtual function.
2670 * target.cc: Include "symtab.h".
2671 (Target::do_is_call_to_non_split): New function.
2672 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2674 2010-03-10 Cary Coutant <ccoutant@google.com>
2676 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2677 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2678 (File_read::open[2]): Add whole_file_view_ to list of views.
2679 (File_read::make_view): Remove test of whole_file_view_.
2680 (File_read::find_or_make_view): Create whole_file_view_ if
2682 (File_read::clear_views): Replace bool parameter with enum;
2683 adjust all callers. Don't delete views with permanent data;
2684 do delete cached views and views from archives if
2685 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2686 if clearing the corresponding view.
2687 * fileread.h (File_read::Clear_views_mode): New enum.
2688 (File_read::View::is_permanent_view): New method.
2689 (File_read::clear_views): Replace bool parameter
2690 with enum; adjust all callers.
2691 * options.h (General_options): Change keep_files_mapped option;
2692 add map_whole_files.
2693 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2695 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2698 2010-03-10 David S. Miller <davem@davemloft.net>
2700 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2702 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2704 * icf.cc (get_section_contents): Add '@' marker after processing the
2707 2010-03-08 Doug Kwan <dougkwan@google.com>
2709 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2710 due to a conversion warning.
2711 (Arm_relobj::update_output_local_symbol_count): Check for local
2712 symbol with unset output index.
2714 2010-03-05 Ian Lance Taylor <iant@google.com>
2716 * options.h (class General_options): Add --spare-dynamic-tags.
2717 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2718 --spare-dynamic-tags.
2720 2010-03-05 Ian Lance Taylor <iant@google.com>
2722 * incremental.cc: Include "libiberty.h".
2724 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2726 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2727 function, is_info_ member.
2728 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2729 (Versions::Versions): Update caller.
2730 (Versions::define_base_version): Likewise.
2731 (Versions::add_def): Likewise.
2733 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2735 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2736 (Scan::possible_function_pointer_reloc): New function.
2737 (Scan::local_reloc_may_be_function_pointer): Change to call
2738 possible_function_pointer_reloc.
2739 (Scan::global_reloc_may_be_function_pointer): Ditto.
2740 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2741 relocations in ".data.rel.ro._ZTV" section.
2742 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2743 * testsuite/icf_safe_so_test.cc: Ditto.
2744 * testsuite/icf_safe_test.cc: Ditto.
2745 * testsuite/icf_safe_test.sh: Ditto.
2747 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2748 Ian Lance Taylor <iant@google.com>
2750 * target-reloc.h (relocate_section): Check the symbol table index
2751 for -1U before setting the local symbol index.
2752 (scan_relocatable_relocs): If copying the relocation, record that
2753 the local symbol is required.
2754 * object.h (Symbol_value::is_output_symtab_index_set): New
2756 (Symbol_value::may_be_discarded_from_output_symtab): New
2758 (Symbol_value::has_output_symtab_entry): New function.
2759 (Symbol_value::needs_output_symtab_entry): Remove.
2760 (Symbol_value::output_symtab_index): Make sure the symbol index is
2762 (Symbol_value::set_output_symtab_index): Make sure the symbol
2763 index is not set. Make sure the new index is valid.
2764 (Symbol_value::set_must_have_output_symtab_entry): New function.
2765 (Symbol_value::has_output_dynsym_entry): New function.
2766 (Symbol_value::set_output_dynsym_index): Make sure the new index
2768 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2769 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2770 local symbol if permitted.
2771 (Sized_relobj::do_finalize_local_symbols): Call
2772 is_output_symtab_index_set rather than needs_output_symtab_entry.
2773 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2774 rather than needs_output_symtab_entry. Call
2775 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2776 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2777 is_output_symtab_index_set rather than needs_output_symtab_entry.
2778 * testsuite/discard_locals_relocatable_test.c: New file.
2779 * testsuite/discard_locals_test.sh: Test -r.
2780 * testsuite/Makefile.am (check_DATA): Add
2781 discard_locals_relocatable_test1.syms,
2782 discard_local_relocatable_test2.syms.
2783 (MOSTLYCLEANFILES): Likewise. Also add
2784 discard_locals_relocatable_test1.lout and
2785 discard_locals_relocatable_test2.out.
2786 (discard_locals_relocatable_test1.syms): New target.
2787 (discard_locals_relocatable_test.o): New target.
2788 (discard_locals_relocatable_test1.out): New target.
2789 (discard_locals_relocatable_test2.syms): New target.
2790 (discard_locals_relocatable_test2.out): New target.
2791 (various): Add missing ../ld-new dependencies.
2792 * testsuite/Makefile.in: Rebuild.
2794 2010-03-03 Nick Clifton <nickc@redhat.com>
2796 * po/fi.po: New Finnish translation.
2798 2010-03-01 Doug Kwan <dougkwan@google.com>
2800 * layout.cc (Layout::Layout): Force section types of .init_array*,
2801 .preinit_array* and .fini_array* sections.
2802 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2803 Fix check of return value of std::string::find.().
2804 (Output_section::Input_section_sort_compare::operator()): Remove
2805 comment about .init_array.
2806 (Output_section::Input_section_sort_init_fini_compare::operator()):
2808 (Output_section::sort_attached_input_sections): Handle .init_array
2809 and .fini_array specially.
2810 * output.h (Output_section::Inut_section_sort_compare): Update
2812 (Output_section::Input_section_sort_init_fini_compare): New struct.
2814 2010-02-26 Doug Kwan <dougkwan@google.com>
2816 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2817 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2818 * testsuite/debug_msg.sh: Avoid matching source line number for
2819 use of global variable undef_int.
2821 2010-02-26 Doug Kwan <dougkwan@google.com>
2823 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2824 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2825 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2826 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2827 * options.cc (General_options::General_options): Initialize member
2829 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2830 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2831 and rm_no_fix_v4bx.stdout
2832 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2833 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2834 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2835 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2836 and arm_no_fix_v4bx.
2837 * Makefile.in: Regenerate.
2838 * testsuite/arm_fix_v4bx.s: New file.
2839 * testsuite/arm_fix_v4bx.sh: Ditto.
2841 2010-02-24 Doug Kwan <dougkwan@google.com>
2843 * arm.cc (Target_arm::got_section): Make the .got section the first
2844 non RELRO section in the data segment.
2845 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2846 suffixes of section names.
2848 2010-02-24 Doug Kwan <dougkwan@google.com>
2850 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2851 flags and attributes merging if an input file is a binary file.
2852 * fileread.cc (Input_file::open): Record format of original file.
2853 * fileread.h (Input_file::Format): New enum type.
2854 (Input_file::Input_file): Initialize data member format_.
2855 (Input_file::format): New method definition.
2856 (Input_file::format_):: New data member.
2858 2010-02-24 Doug Kwan <dougkwan@google.com>
2860 * arm.cc (Arm_output_data_got): New class.
2861 (ARM_TCB_SIZE): New constant
2862 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2863 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2864 If user uses a script with a SECTIONS clause, issue only a warning
2865 for a misplaced EXIDX input section. Otherwise, issue an error.
2866 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2868 (Target_arm::got_mode_index_entry): Handle static linking.
2869 (Target_arm::Scan::local): Ditto.
2870 (Target_arm::Scan::global): Ditto.
2871 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2872 all incorrectly implemented relocations.
2873 (Target_arm::fix_exidx_coverage): Pass layout to
2874 Arm_output_section::fix_exidx_coverage.
2875 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2876 from ".ARM.exidx." and ".ARM.extab.".
2878 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2880 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2881 section if it does not already exist.
2882 * attributes.cc (Attributes_section_data::Attributes_section_data):
2883 Don't crash if size is zero.
2885 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2886 Ian Lance Taylor <iant@google.com>
2888 * gold.cc (queue_middle_tasks): If no input files were opened,
2890 * workqueue.h (Task_function::Task_function): Assert that there is
2893 2010-02-22 Doug Kwan <dougkwan@google.com>
2895 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2896 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2897 types to avoid warnings due to different uint64_t implementations
2900 2010-02-21 Doug Kwan <dougkwan@google.com>
2902 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2903 handling of the maximum backward branch offset.
2904 (Arm_relocate_functions::thumb_branch_common): Ditto.
2905 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2906 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2907 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2908 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2909 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2910 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2911 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2912 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2913 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2914 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2915 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2916 thumb2_bl_out_of_range.o): New rules.
2917 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2918 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2919 thumb2_bl_out_of_range
2920 * testsuite/Makefile.in: Regenerate.
2921 * testsuite/arm_bl_in_range.s: New file.
2922 * testsuite/arm_bl_out_of_range.s: Ditto.
2923 * testsuite/arm_branch_in_range.sh: Ditto.
2924 * testsuite/arm_branch_range.t: Ditto.
2925 * testsuite/thumb2_branch_range.t: Ditto.
2926 * testsuite/thumb_bl_in_range.s: Ditto.
2927 * testsuite/thumb_bl_out_of_range.s: Ditto.
2928 * testsuite/thumb_branch_range.t: Ditto.
2930 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2932 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2933 Add reloc offset information.
2934 * icf.cc (get_section_contents): Change iterators to point to the new
2935 vectors. Add reloc offset information to the contents.
2936 * icf.h (Icf::Sections_reachable_info): New typedef.
2937 (Icf::Sections_reachable_list): New typedef.
2938 (Icf::Offset_info): New typedef.
2939 (Icf::Reloc_info): New struct typedef.
2940 (Icf::Reloc_info_list): New typedef.
2941 (Icf::symbol_reloc_list): Delete method.
2942 (Icf::addend_reloc_list): Delete method.
2943 (Icf::section_reloc_list): Delete method.
2944 (Icf::reloc_info_list): New method.
2945 (Icf::reloc_info_list_): New member.
2947 2010-02-19 Doug Kwan <dougkwan@google.com>
2949 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2950 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2951 * arm.cc (Arm_relocation_functions): New forward declaration.
2952 (Target_arm::Target_arm): Initialize new data members
2953 got_mod_index_offset_ and tls_base_symbol_defined_.
2954 (Target_arm::Relocate::relocate_tls): New method.
2955 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2956 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2958 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2959 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2960 (Target_arm::got_mod_index_offset_,
2961 Target_arm::tls_base_symbol_defined_): New data members.
2962 (Target_arm::Scan::local, Target::Scan::global,
2963 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2966 2010-02-18 Doug Kwan <dougkwan@google.com>
2968 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2969 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2970 text section as a parameter becuase some broken tools may not set
2971 the link in section header.
2972 (Target_arm::has_got_section): New method.
2973 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2974 without any mapping symbol as data only. Remove warning.
2975 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2976 link in its section header, try to discover the link by inspecting the
2977 REL31 relocation at the beginning of the section.
2978 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2980 (Target_arm::Scan::global): Treat any reference to the symbol
2981 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2983 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2985 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2986 (Scan::global_reloc_may_be_function_pointer): New function.
2987 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2988 (Scan::global_reloc_may_be_function_pointer): New function.
2989 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2990 (Scan::global_reloc_may_be_function_pointer): New function.
2991 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2992 (Scan::global_reloc_may_be_function_pointer): New function.
2993 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2994 (Scan::global_reloc_may_be_function_pointer): New function.
2995 (Scan::possible_function_pointer_reloc): New function.
2996 (Target_x86_64::can_check_for_function_pointers): New function.
2997 * gc.h (gc_process_relocs): Scan relocation types to determine if
2998 function pointers were taken for targets that support it.
2999 * icf.cc (Icf::find_identical_sections): Include functions for
3000 folding in safe ICF whose pointer is not taken.
3001 * icf.h (Secn_fptr_taken_set): New typedef.
3002 (fptr_section_id_): New member.
3003 (section_has_function_pointers): New function.
3004 (set_section_has_function_pointers): New function.
3005 (check_section_for_function_pointers): New function.
3006 * options.h: Fix comment for safe ICF option.
3007 * target.h (can_check_for_function_pointers): New function.
3008 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3009 Modify icf_safe_test for X86-64.
3010 * testsuite/Makefile.in: Regenerate.
3011 * testsuite/icf_safe_so_test.cc: New file.
3012 * testsuite/icf_safe_so_test.sh: New file.
3013 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3014 (main): Change to take pointer to function kept_func_3.
3015 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3016 folding is done correctly for X86-64.
3018 2010-02-12 David S. Miller <davem@davemloft.net>
3020 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3021 is_symbolless parameter.
3022 (Output_reloc<SHT_REL>::is_symbolless): New.
3023 (Output_reloc<SHT_REL>::is_symbolless_): New.
3024 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3025 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3026 (Output_reloc<SHT_RELA>::is_symbolless): New.
3027 (Output_data_reloc::add_global): Handle is_symbolless.
3028 (Output_data_reloc::add_global_relative): Likewise.
3029 (Output_data_reloc::add_local): Likewise.
3030 (Output_data_reloc::add_local_relative): Likewise.
3031 (Output_data_reloc::add_symbolless_global_addend): New.
3032 (Output_data_reloc::add_symbolless_local_addend): New.
3033 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3035 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3036 instead of ->is_relative_
3037 (Output_reloc::write): Likewise.
3038 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3039 (Output_reloc::write_rel): Simplify.
3041 * sparc.cc (Target_sparc::Scan::local): Use
3042 ->add_symbolless_local_addend as needed.
3043 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3044 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3045 based upon relocation offset.
3047 2010-02-11 Doug Kwan <dougkwan@google.com>
3049 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3050 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3051 beginning of function.
3052 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3053 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3054 parameter is_32bit in calls to should_apply_static_reloc.
3055 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3056 (check_DATA): Add arm_abs_global.stdout.
3057 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3058 arm_abs_global.stdout): New rules.
3059 (MOSTLLYCLEANFILES): Add arm_abs_global
3060 * Makefile.in: Regenerate.
3061 * testsuite/arm_abs_global.s: New file.
3062 * testsuite/arm_abs_global.sh: Ditto.
3063 * testsuite/arm_abs_lib.s: Ditto.
3065 2010-02-11 Ian Lance Taylor <iant@google.com>
3067 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3069 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3070 Allocate_commons_task first.
3071 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3072 task, rather than symtab_lock_.
3073 (Gc_process_relocs::~Gc_process_relocs): New function.
3074 (Gc_process_relocs::is_runnable): Check this_blocker_.
3075 (Gc_process_relocs::locks): Use next_blocker_ rather than
3077 (Scan_relocs::~Scan_relocs): New function.
3078 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3080 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3082 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3083 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3084 constructor accordingly.
3085 (class Gc_process_relocs): Likewise.
3086 (class Scan_relocs): Likewise.
3087 * common.h (class Allocate_commons_task): Remove symtab_lock_
3088 field, and corresponding constructor parameter.
3089 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3091 (Allocate_commons_task::locks): Likewise.
3093 2010-02-11 Ian Lance Taylor <iant@google.com>
3095 * gold-threads.h (class Once): Define.
3096 (class Initialize_lock): Rewrite as child of Once.
3097 * gold-threads.cc (class Once_initialize): Define.
3098 (once_pointer_control): New static variable.
3099 (once_pointer, once_arg): New static variables.
3100 (c_run_once): New static function.
3101 (Once::Once, Once::run_once, Once::internal_run): New functions.
3102 (class Initialize_lock_once): Remove.
3103 (initialize_lock_control): Remove.
3104 (initialize_lock_pointer): Remove.
3105 (initialize_lock_once): Remove.
3106 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3107 (Initialize_lock::initialize): Rewrite.
3108 (Initialize_lock::do_run_once): New function.
3109 * archive.cc (Archive::interpret_header): Only clear name if it is
3111 * fileread.cc: Include "gold-threads.h"
3112 (file_counts_lock): New static variable.
3113 (file_counts_initialize_lock): Likewise.
3114 (File_read::release): Only increment counts when using --stats.
3115 Use a lock around the increment.
3116 * parameters.cc (class Set_parameters_target_once): Define.
3117 (set_parameters_target_once): New static variable.
3118 (Parameters::Parameters): Move here from parameters.h.
3119 (Parameters::set_target): Rewrite.
3120 (Parameters::set_target_once): New function.
3121 (Parameters::clear_target): Move here and rewrite.
3122 * parameters.h (class Parameters): Update declarations. Add
3123 set_parameters_target_once_ field.
3124 (Parameters::Parameters): Move to parameters.cc.
3125 (Parameters::clear_target): Likewise.
3126 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3128 (Start_group::~Start_group): New function.
3129 (Start_group::is_runnable): New function.
3130 (Start_group::locks, Start_group::run): New functions.
3131 (Finish_group::run): Change saw_undefined to size_t.
3132 * readsyms.h (class Start_group): Define.
3133 (class Finish_group): Change saw_undefined_ field to size_t.
3134 (Finish_group::Finish_group): Remove saw_undefined and
3135 this_blocker parameters. Change all callers.
3136 (Finish_group::set_saw_undefined): New function.
3137 (Finish_group::set_blocker): New function.
3138 * symtab.h (class Symbol_table): Change saw_undefined to return
3139 size_t. Change saw_undefined_ field to size_t.
3140 * target-select.cc (Set_target_once::do_run_once): New function.
3141 (Target_selector::Target_selector): Initialize set_target_once_
3142 field. Don't initialize lock_ and initialize_lock_ fields.
3143 (Target_selector::instantiate_target): Rewrite.
3144 (Target_selector::set_target): New function.
3145 * target-select.h (class Set_target_once): Define.
3146 (class Target_selector): Update declarations. Make
3147 Set_target_once a friend. Remove lock_ and initialize_lock_
3148 fields. Add set_target_once_ field.
3150 2010-02-10 Ian Lance Taylor <iant@google.com>
3152 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3154 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3155 (queue_middle_tasks): Add all blockers before queueing any tasks.
3156 (queue_final_tasks): Likewise.
3157 * token.h (Task_token::add_blockers): New function.
3158 * object.h (Input_objects::number_of_relobjs): New function.
3160 2010-02-10 Ian Lance Taylor <iant@google.com>
3162 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3163 shared, not if not position independent.
3164 * x86_64.cc (Relocate::relocate_tls): Likewise.
3165 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3166 (tls_pie_pic_test): New target.
3167 * testsuite/Makefile.in: Rebuild.
3169 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3170 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3171 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3172 * testsuite/Makefile.in: Rebuild.
3174 2010-02-09 David S. Miller <davem@davemloft.net>
3176 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3177 R_SPARC_RELATIVE using ->add_local_relative().
3178 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3180 * output.h (Output_data_dynamic::add_section_size): New method
3181 that takes two Output_data objects.
3182 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3183 entry param. Handle it in initializers.
3184 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3185 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3186 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3188 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3189 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3190 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3191 for dynrel_includes_plt.
3192 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3193 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3194 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3196 (Target_sparc::do_finalize_sections): Update to pass true for
3197 dynrel_includes_plt.
3198 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3199 output before .rela.plt
3200 (Target_powerpc::do_finalize_sections): Update to pass true for
3201 dynrel_includes_plt when 32-bit.
3203 2010-02-08 Doug Kwan <dougkwan@google.com>
3205 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3207 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3208 Arm_relobj::scan_section_for_cortex_a8_stubs,
3209 Arm_relobj::do_relocation_section): Instead of calling
3210 Output_section::output_address, use faster
3211 Arm_relobj::simple_input_section_output_address.
3213 2010-02-08 David S. Miller <davem@davemloft.net>
3215 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3216 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3217 relocation helper function.
3219 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3220 just like R_SPARC_GOT{10,13,22}.
3221 (Target_sparc::Scan::local): Likewise.
3222 (Target_sparc::Relocate:relocate): Likewise.
3224 2010-02-06 Ian Lance Taylor <iant@google.com>
3226 * configure.ac: Rewrite targetobjs duplicate removal code to use
3227 only shell constructs.
3228 * configure: Rebuild.
3230 2010-02-05 Doug Kwan <dougkwan@google.com>
3233 * arm.cc (Arm_relobj::section_is_scannable): New method.
3234 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3235 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3237 2010-02-04 Doug Kwan <dougkwan@google.com>
3240 * arm-reloc-property.cc (cstdio): Include.
3241 * configure.ac (targetobjs): Remove duplicates.
3242 * configure: Regenerate.
3243 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3244 big and little endian version for a given address size.
3246 2010-02-03 Doug Kwan <dougkwan@google.com>
3248 * arm-reloc-property.cc
3249 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3251 * arm-reloc-property.h
3252 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3253 New method definition.
3254 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3256 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3258 (GOT_PREL): Change implemented to Y.
3259 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3260 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3261 (Arm_relocate_functions::movw_abs_nc): Remove method.
3262 (Arm_relocate_functions::movt_abs): Ditto.
3263 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3264 (Arm_relocate_functions::thm_movt_abs): Ditto.
3265 (Arm_relocate_functions::movw_rel_nc): Ditto.
3266 (Arm_relocate_functions::movw_rel): Ditto.
3267 (Arm_relocate_functions::movt_rel): Ditto.
3268 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3269 (Arm_relocate_functions:thm_movw_rel): Ditto.
3270 (Arm_relocate_functions:thm_movt_rel): Ditto.
3271 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3272 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3273 New method definitions.
3274 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3275 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3276 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3277 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3278 (Target_arm::Relocate::relocate): Check for non-static or
3279 unimplemented relocation code and exit early. Change calls to
3280 Target_arm::reloc_uses_thumb_bit and
3281 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3282 instead. Refactor code to handle similar relocations to increase
3283 code sharing. Remove check for unsupported relocation code in switch
3285 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3286 relocation property table to find out size. Change error message to
3287 print out the name of a relocation code instead of the numeric value.
3288 (Target_arm::scan_reloc_for_stub): Use relocation property table
3289 instead of calling Target_arm::reloc_uses_thumb_bit().
3291 2010-02-02 Doug Kwan <dougkwan@google.com>
3293 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3294 types of relaxed input section.
3296 2010-02-02 Doug Kwan <dougkwan@google.com>
3298 * Makefile.am (HFILES): Add arm-reloc-property.h.
3300 (TARGETSOURCES): Add arm-reloc-property.cc
3301 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3302 (libgold_a_SOURCES): $(DEFFILES)
3303 * Makefile.in: Regenerate.
3304 * arm-reloc-property.cc: New file.
3305 * arm-reloc-property.h: New file.
3306 * arm-reloc.def: New file.
3307 * arm.cc: Update comments.
3308 (arm-reloc-property.h): New included header.
3309 (arm_reloc_property_table): New global variable.
3310 (Target_arm::do_select_as_default_target): New method definition.
3311 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3312 arm-reloc-property to targ_extra_obj.
3313 * parameters.cc (set_parameters_target): Call
3314 Target::select_as_default_target().
3315 * target.h (Target::select_as_default_target): New method definition.
3316 (Target::do_select_as_default_target): Same.
3318 2010-02-01 Doug Kwan <dougkwan@google.com>
3320 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3321 first_output_text_section_.
3322 (Arm_exidx_fixup::first_output_text_section): New method definition.
3323 (Arm_exidx_fixup::first_output_text_section_): New data member.
3324 (Arm_exidx_fixup::process_exidx_section): Record the first text
3325 output section seen.
3326 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3327 and entsize in output section header.
3329 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3331 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3332 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3333 (Arm_relocate_functions::thm_alu11): New Method.
3334 (Arm_relocate_functions::thm_pc8): New Method.
3335 (Arm_relocate_functions::thm_pc12): New Method.
3336 (Target_arm::Scan::local): Handle the relocations.
3337 (Target_arm::Scan::global): Likewise.
3338 (Target_arm::Relocate::relocate): Likewise.
3339 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3341 2010-01-29 Doug Kwan <dougkwan@google.com>
3343 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3344 of relocation types as ld.
3346 2010-01-29 Doug Kwan <dougkwan@google.com>
3348 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3350 (Arm_relocate_functions::thumb_branch_common): Ditto.
3351 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3352 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3353 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3354 Arm_relocate_functions::jump24): Remove.
3355 (Target_arm::Relocate::relocate): Adjust code to call
3356 Arm_relocation_functions::arm_branch_common and
3357 Arm_relocation_functions::thumb_branch_common instead of their removed
3358 wrappers. Merge switch-cases together to reduce source code size.
3360 2010-01-29 Doug Kwan <dougkwan@google.com>
3362 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3363 output_local_symbol_count_needs_update_.
3364 (Arm_relobj::output_local_symbol_count_needs_update,
3365 Arm_relobj::set_output_local_symbol_count_needs_update,
3366 Arm_relobj::update_output_local_symbol_count): New methods.
3367 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3369 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3370 of pointed function as in a R_ARM_PREL31 relocation.
3371 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3372 for output local symbol count updating.
3373 (Target_arm::do_relax): Update output local symbol counts in objects
3375 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3377 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3379 * arm.cc: Added support for the ARM relocations:
3380 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3381 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3382 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3384 (Arm_relocate_functions::movw_rel): New method.
3385 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3386 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3388 (Arm_relocate_functions::thm_movw_rel): New method.
3389 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3391 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3393 (Target_arm::Scan::global): Likewise.
3394 (Target_arm::Relocate::relocate): Likewise.
3395 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3398 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3400 * arm.cc: Added support for ARM group relocations.
3401 (Target_arm::reloc_needs_sym_origin): New method.
3402 (Arm_relocate_functions::calc_grp_kn): New method.
3403 (Arm_relocate_functions::calc_grp_residual): New method.
3404 (Arm_relocate_functions::calc_grp_gn): New method.
3405 (Arm_relocate_functions::arm_grp_alu): New Method.
3406 (Arm_relocate_functions::arm_grp_ldr): New Method.
3407 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3408 (Arm_relocate_functions::arm_grp_ldc): New Method.
3409 (Target_arm::Scan::local): Handle the ARM group relocations.
3410 (Target_arm::Scan::global): Likewise.
3411 (Target_arm::Relocate::relocate): Likewise.
3412 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3415 2010-01-26 Doug Kwan <dougkwan@google.com>
3417 * arm.cc (set): Include.
3418 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3420 (Arm_output_section::Text_section_list): New type.
3421 (Arm_output_section::append_text_sections_to_list): New method.
3422 (Arm_output_section::fix_exidx_coverage): Ditto.
3423 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3424 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3425 Relobj::set_section_offset() instead of
3426 Sized_relobj::invalidate_section_offset().
3427 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3428 parameter for section headers. Ignore relocation sections for
3429 unallocated sections and EXIDX sections.
3430 (Target_arm::fix_exidx_coverage): New method.
3431 (Target_arm::output_section_address_less_than): New type.
3432 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3433 linked text section instead of the EXIDX section.
3434 (Arm_output_section::create_stub_group): Add an assertion to check
3435 that this is not an EXIDX output section.
3436 (Arm_output_section::append_text_sections_to_list): New method.
3437 (Arm_output_section::fix_exidx_coverage): Ditto.
3438 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3439 Arm_relobj::section_needs_reloc_stub_scanning.
3440 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3442 (Target_arm::fix_exidx_coverage): New method.
3443 * object.h (Relobj::set_output_section): New method.
3444 (Sized_relobj::invalidate_section_offset): Remove method.
3445 (Sized_relobj::do_invalidate_section_offset): Remove method.
3446 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3448 2010-01-25 Doug Kwan <dougkwan@google.com>
3450 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3451 Fix warning due to signed and unsigned comparison on a 32-bit host.
3453 2010-01-22 Doug Kwan <dougkwan@google.com>
3455 * arm.cc (Target_arm::do_relax): Record an output section for section
3456 offset adjustment it contains any stub table that has changed.
3457 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3458 offsets in an output section if necessary.
3459 * output.cc (Output_section::Output_section): Initialize
3460 section_offsets_need_adjustments_.
3461 (Output_section::add_input_section_for_script): Renamed to
3462 Output_section::add_simple_input_section.
3463 (Output_section::save_states): Add a comment.
3464 (Output_section::discard_states): New method defintion.
3465 (Output_section::adjust_section_offsets): Same.
3466 * output.h (Output_section::add_input_section_for_script): Renamed to
3467 Output_section::add_simple_input_section.
3468 (Output_section::discard_states): New method declaration.
3469 (Output_section::adjust_section_offsets): Same.
3470 (Output_section::section_offsets_need_adjustment,
3471 Output_section::set_section_offsets_need_adjustment): New method
3473 (Output_section::section_offsets_need_adjustment_): New data member.
3474 * script-sections.cc
3475 (Output_section_element_input::set_section_address): Adjust code for
3476 renaming of Output_section::add_input_section_for_script.
3477 (Orphan_output_section::set_section_address): Same.
3479 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3481 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3482 Fix_v4bx enum values .
3483 * gold/options.h (General_options): New option definitions.
3484 (General_options::fix_v4bx): New method.
3485 (General_options::Fix_v4bx): New enum.
3486 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3487 (General_options::parse_fix_v4bx_interworking): New method.
3489 2010-01-22 Doug Kwan <dougkwan@google.com>
3491 * arm.cc (Arm_exidx_fixup): New class.
3493 2010-01-21 Doug Kwan <dougkwan@google.com>
3495 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3497 (Arm_exidx_section_offset_map): New type.
3499 2010-01-21 Doug Kwan <dougkwan@google.com>
3501 * arm.cc (Arm_exidx_input_section): New class.
3502 (Arm_relobj::exidx_input_section_by_link,
3503 Arm_relobj::exidx_input_section_by_shndx,
3504 Arm_relobj::make_exidx_input_section): New methods.
3505 (read_arm_attributes_section): Remove.
3506 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3507 information about them.
3508 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3511 2010-01-20 Doug Kwan <dougkwan@google.com>
3513 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3514 Input_section_specifier to Section_id.
3515 (Target_arm::new_arm_input_section: Adjust code for change of key
3517 (Target_arm::find_arm_input_section): Ditto.
3518 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3519 (Section_id): Remove.
3520 (Garbage_collection::Section_id_hash): Remove.
3521 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3522 (Section_id): Remove.
3523 (Icf::Section_id_hash): Remove.
3524 * object.h (Section_id, Const_section_id, Section_id_hash,
3525 Const_section_id_hash): New type definitions.
3526 * output.cc (Output_section::add_relaxed_input_section): Change to
3527 use Const_section_id instead of Input_section_specifier as key type.
3528 (Output_section::add_merge_input_section): Ditto.
3529 (Output_section::build_relaxation_map): Change to use Section_id
3530 instead of Input_section_specifier as key type.
3531 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3533 (Output_section::convert_input_sections_to_relaxed_sections): Change
3534 to use Const_section_id instead of Input_section_specifier as key type.
3535 (Output_section::find_merge_section): Ditto.
3536 (Output_section::find_relaxed_input_section): Ditto.
3537 * output.h (Input_section_specifier): Remove class.
3538 (Output_section::Output_section_data_by_input_section_map): Change
3539 key type to Const_section_id.
3540 (Output_section::Output_relaxed_input_section_by_input_section_map):
3542 (Output_section::Relaxation_map): Change key type to Section_id.
3544 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3546 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3547 (class Arm_v4bx_stub): New class.
3548 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3549 (Stub_factory::make_arm_v4bx_stub): New method.
3550 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3551 (Stub_table::empty): Handle v4bx stubs.
3552 (Stub_table::add_arm_v4bx_stub): New method.
3553 (Stub_table::find_arm_v4bx_stub): New method.
3554 (Arm_relocate_functions::v4bx): New method.
3555 (Target_arm::fix_v4bx): New method.
3556 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3557 (Stub_table::relocate_stubs): Likewise.
3558 (Stub_table::do_write): Likewise.
3559 (Stub_table::update_data_size_and_addralign): Likewise.
3560 (Stub_table::finalize_stubs): Likewise.
3561 (Target_arm::Scan::local): Likewise.
3562 (Target_arm::Scan::global): Likewise.
3563 (Target_arm::do_finalize_sections): Likewise.
3564 (Target_arm::Relocate::relocate): Likewise.
3565 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3567 (Target_arm::scan_reloc_for_stub): Likewise.
3568 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3570 2010-01-19 Ian Lance Taylor <iant@google.com>
3572 * output.cc (Output_section_headers::do_sized_write): Write large
3573 segment count to sh_info field.
3574 (Output_file_header::do_sized_write): For large segment count,
3575 write PN_XNUM to e_phnum field.
3577 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3579 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3580 (Arm_relocate_functions::thm_jump8): New function.
3581 (Arm_relocate_functions::thm_jump11): New function.
3582 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3584 (Target_arm::Scan::global): Likewise.
3585 (Target_arm::Relocate::relocate): Likewise.
3586 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3589 2010-01-14 Doug Kwan <dougkwan@google.com>
3591 * arm.cc (map, utility): Include headers.
3592 (Target_arm::apply_cortex_a8_workaround): New method.
3593 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3594 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3595 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3596 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3597 the --[no-]fix-cortex-a8 command line options.
3598 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3599 (Target_arm::relocate_stub): Use addend in instruction template.
3600 * options.h (DEFINE_bool): Set the user-set flag.
3601 (General_options): Add --[no-]-fix-cortex options.
3602 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3603 : Update fast look-up map after conversion.
3605 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3607 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3608 in the first pass of do_layout.
3610 2010-01-13 Doug Kwan <dougkwan@google.com>
3612 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3613 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3614 apparent compiler problem of not folding static constant integral
3615 data members of elfcpp::Elf_sizes<32>.
3617 2010-01-13 Doug Kwan <dougkwan@google.com>
3619 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3620 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3621 Arm_relobj::scan_section_for_cortex_a8_erratum,
3622 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3623 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3624 sections to scan for relocation stubs into a new method
3625 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3626 relocation and Cortex-A8 stub scanning.
3627 (Target_arm::do_relax): Force stubs to be after stubbed sections
3628 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3629 the beginning of a new relaxation pass. Update a comment.
3630 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3632 2010-01-12 Ian Lance Taylor <iant@google.com>
3634 * target-reloc.h (visibility_error): New inline function.
3635 (relocate_section): Call visibility_error.
3636 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3637 (MOSTLYCLEANFILES): Likewise.
3638 (protected_4_pic.o, protected_3.err): New targets.
3639 * testsuite/protected_4.cc: New file.
3641 2010-01-12 Doug Kwan <dougkwan@google.com>
3643 * arm.cc (Cortex_a8_reloc): New class.
3644 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3645 and cortex_a8_relocs_info_.
3646 (Target_arm::fix_cortex_a8): New method definition.
3647 (Target_arm::Cortex_a8_relocs_info): New type.
3648 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3649 New data member declarations.
3650 (Target_arm::scan_reloc_for_stub): Record information about
3651 relocations for THUMB branches that might be exempted from the
3652 Cortex-A8 workaround.
3653 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3654 at the beginning of a relaxation pass.
3656 2010-01-12 Doug Kwan <dougkwan@google.com>
3658 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3659 (Arm_relobj::Mapping_symbol_position,
3660 Arm_reloj::Mapping_symbol_position_less,
3661 Arm_relobj::Mapping_symbols_info): New types.
3662 (Target_arm::is_mapping_symbol_name): New method definition.
3663 (Arm_relobj::do_count_local_symbols): Save information about mapping
3666 2010-01-11 Doug Kwan <dougkwan@google.com>
3668 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3669 Arm_relocate_functions::thumb32_branch_upper,
3670 Arm_relocate_functions::thumb32_branch_lower,
3671 Arm_relocate_functions::thumb32_cond_branch_offset,
3672 Arm_relocate_functions::thumb32_cond_branch_upper,
3673 Arm_relocate_functions::thumb32_cond_branch_lower,
3674 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3675 branch offset encoding.
3676 (Arm_relocate_functions::thumb_branch_common): Use new branch
3677 offset encoding methods to avoid code duplication.
3678 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3679 (Stub_addend_reader::operator()): Use new branch encoding method
3680 to avoid code duplication.
3682 2010-01-11 Doug Kwan <dougkwan@google.com>
3684 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3685 (Target_arm::do_finalize_sections): Define special EXIDX section
3686 symbols only if referenced.
3687 * gc.h (Garbage_collection::add_reference): New method.
3688 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3691 2010-01-11 Ian Lance Taylor <iant@google.com>
3693 * script.cc (Version_script_info::build_expression_list_lookup):
3694 Change complaing about duplicate wildcard match from error to
3697 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3699 (Version_script_info::Version_script_info): Initialize globs_,
3700 default_version_, default_is_global_, and exact_. Don't
3701 initialize globals_ or locals_.
3702 (Version_script_info::build_lookup_tables): Build local symbols
3704 (Version_script_info::unquote): New function.
3705 (Version_script_info::add_exact_match): New function.
3706 (Version_script_info::build_expression_list_lookup): Remove lookup
3707 parameter. Add is_global parameter. Change all callers. Handle
3708 wildcard pattern specially. Unquote pattern. Call
3710 (Version_script_info::get_name_to_match): New function.
3711 (Version_script_info::get_symbol_version): New function.
3712 (Version_script_info::get_symbol_version_helper): Remove.
3713 (Version_script_info::check_unmatched_names): Call unquote.
3714 * script.h (class Version_script_info): Change get_symbol_version
3715 to be non-inline and add is_global parameter; change all callers.
3716 Rewrite symbol_is_local. Update declarations. Define struct
3717 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3718 Remove globals_ and locals_ members. Add exact_, globs_,
3719 default_version_, is_global_.
3720 (Version_script_info::Glob): Remove pattern, add expression and
3721 is_global. Update constructor. Change all callers.
3722 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3724 (Versions::symbol_section_contents): If a symbol is undefined, or
3725 defined in a dynamic object, set the version index to
3727 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3729 (Symbol_table::add_from_pluginobj): Likewise.
3730 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3732 2010-01-11 Doug Kwan <dougkwan@google.com>
3734 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3735 (incremental_dump_LDADD): Add linking option for libintl.
3736 * Makefile.in: Regenerate.
3738 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3741 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3743 * testsuite/Makefile.in: Regenerated.
3745 2010-01-10 Doug Kwan <dougkwan@google.com>
3747 * options.h (DEFINE_var): Use parentheses around argument varname__
3748 in macro body to avoid any unintended subsequent substitutions.
3750 2010-01-10 Ian Lance Taylor <iant@google.com>
3752 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3753 candidates before doing symbol resolution.
3755 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3756 ODR candidates if only one is weak.
3758 2010-01-08 Ian Lance Taylor <iant@google.com>
3760 * script.cc (Version_script_info::build_expression_list_lookup):
3761 Don't warn about ambiguous version, just record the ambiguity.
3762 (Version_script_info::get_symbol_version_helper): Give error if
3763 version is ambiguous.
3765 2010-01-08 Doug Kwan <dougkwan@google.com>
3767 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3768 prev_data_size_ and prev_addralign_. Remove initializer for
3769 deleted data member has_been_changed_.
3770 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3771 to determine if the table is empty.
3772 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3774 (Stub_table::add_reloc_stub): Define method in class definition
3775 instead of just declaring it there.
3776 (Stub_table::add_cortex_a8_stub): New method definition.
3777 (Stub_table::update_data_size_and_addralign): Ditto.
3778 (Stub_table::finalize_stubs): Ditto.
3779 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3780 (Stub_table::do_addralign_): Return address alignment in the
3781 (Stub_table::do_reset_address_and_file_offset): Define method in
3782 class definition instead of declaring it there. Set current data
3783 size to be the data size of the previous pass.
3784 (Stub_table::set_final_data_size): Use current data size as the
3786 (Stub_table::relocate_stub): Change parameter type of stub from
3787 Reloc_stub pointer to Stub pointer.
3788 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3789 (Stub_table::Cortex_a8_stub_list): New typedef.
3790 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3791 Stub_table::prev_addralign_): New data member.
3792 (Arm_relobj::Arm_relobj): Initialize data member
3793 section_has_cortex_a8_workaround_.
3794 (Arm_relobj::section_has_cortex_a8_workaround,
3795 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3797 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3799 (Target_arm::relocate_stub): Change parameter type of stub from
3800 Reloc_stub pointer to Stub pointer.
3801 (Insn_template::size, Insn_template::alignment): Handle
3802 THUMB16_SPECIAL_TYPE.
3803 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3804 Stub_table::update_data_size_and_addralign,
3805 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3807 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3808 (Stub_table::do_write): Ditto.
3809 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3811 2010-01-08 Ian Lance Taylor <iant@google.com>
3814 * symtab.h (class Symbol): Remove fields is_target_special_ and
3815 has_plt_offset_. Add field is_defined_in_discarded_section_.
3816 (Symbol::is_defined_in_discarded_section): New function.
3817 (Symbol::set_is_defined_in_discarded_section): New function.
3818 (Symbol::has_plt_offset): Rewrite.
3819 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3820 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3821 Don't initialize is_target_special_ or has_plt_offset_.
3822 Initialize is_defined_in_discarded_section_.
3823 (Symbol_table::add_from_relobj): If appropriate, set
3824 is_defined_in_discarded_section.
3825 * resolve.cc (Symbol::override_base_with_special): Don't test
3826 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3827 * target-reloc.h (relocate_section): Do special handling for
3828 symbols defined in discarded sections for global symbols as well
3831 2010-01-08 Ian Lance Taylor <iant@google.com>
3833 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3834 the SHT_SYMTAB case.
3836 2010-01-08 Ian Lance Taylor <iant@google.com>
3838 * object.cc (Sized_relobj::do_layout): Don't get confused if
3839 layout_eh_frame returns NULL.
3841 2010-01-08 Ian Lance Taylor <iant@google.com>
3844 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3845 dynamic symbol table, use the normal symbol table.
3846 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3849 2010-01-08 Ian Lance Taylor <iant@google.com>
3852 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3855 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3857 * version.cc (print_version): Change to "Copyright 2010".
3859 2010-01-08 Ian Lance Taylor <iant@google.com>
3863 * i386.cc (class Target_i386): Change return type of plt_section
3865 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3866 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3867 tls_desc_rel_ field.
3868 (Output_data_plt_i386::rel_tls_desc): New function.
3869 (Target_i386::rel_tls_desc_section): New function.
3870 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3871 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3872 R_386_TLS_DESC reloc in rel_tls_desc_section.
3873 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3874 Define struct Tlsdesc_info.
3875 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3876 (Target_x86_64::do_reloc_symbol_index): New function.
3877 (Target_x86_64::add_tlsdesc_info): New function.
3878 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3879 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3881 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3883 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3884 (Target_x86_64::rela_tlsdesc_section): New function.
3885 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3887 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3888 (Target_x86_64::do_reloc_addend): New function.
3889 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3890 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3891 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3892 (Output_reloc::type): New function.
3893 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3894 (Output_reloc::is_target_specific): New function.
3895 (Output_reloc::target_arg): New function.
3896 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3897 absolute relocs and target specific relocs.
3898 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3899 add_target_specific.
3900 (class Output_data_reloc) [SHT_RELA]: Likewise.
3901 * output.cc (Output_reloc::Output_reloc): Add four new versions
3902 for absolute relocs and target specific relocs.
3903 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3904 (Output_reloc::get_symbol_index): Likewise.
3905 (Output_reloc::local_section_offset): Check that local_sym_index_
3906 is not TARGET_CODE or 0.
3907 (Output_reloc::symbol_value): Likewise.
3908 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3910 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3911 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3913 * layout.cc (add_target_dynamic_tags): Use output section for
3914 DT_PLTRELSZ and DT_JMPREL.
3916 2010-01-07 Ian Lance Taylor <iant@google.com>
3919 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3921 (class Output_data_reloc_generic): Define.
3922 (class Output_data_reloc_base): Change base class to
3923 Output_data_reloc_generic. Change add() method to call
3924 bump_relative_reloc_count for a relative reloc. Remove
3926 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3928 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3929 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3931 * layout.h (class Layout): Update declaration.
3933 2010-01-07 Ian Lance Taylor <iant@google.com>
3935 * output.h (class Output_data): Add const version of
3936 output_section and do_output_section.
3937 (class Output_section_data): Add const version of
3939 (class Output_section): Likewise.
3940 * layout.cc (Layout::add_target_dynamic_tags): New function.
3941 * layout.h (class Layout): Update declarations.
3942 * arm.cc (Target_arm::do_finalize_sections): Use
3943 add_target_dynamic_tags.
3944 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3945 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3946 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3947 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3949 2010-01-07 Ian Lance Taylor <iant@google.com>
3952 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3955 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3956 Ian Lance Taylor <iant@google.com>
3959 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3960 Xindex::read_symtab_xindex.
3962 2010-01-07 Doug Kwan <dougkwan@google.com>
3964 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3965 (Insn_template::thumb16_bcond_insn): New method declaration.
3966 (Insn_template): Fix spelling.
3967 (Stub::thumb16_special): New method declaration.
3968 (Stub::do_write): Define virtual method which was previously pure
3970 (Stub::do_thumb16_special): New method declaration.
3971 (Stub::do_fixed_endian_write): New template member.
3972 (Reloc_stub::do_write): Remove.
3973 (Reloc_stub::do_fixed_endian_write): Remove.
3974 (Cortex_a8_stub): New class definition.
3975 (Stub_factory::make_cortex_a8_stub): New method definition.
3976 (Stub_factory::Stub_factory): Add missing static storage class
3977 qualifier for elf32_arm_stub_a8_veneer_blx.
3979 2010-01-07 Ian Lance Taylor <iant@google.com>
3982 * options.h (class General_options): Add --warn-unresolved-symbols
3983 and --error-unresolved-symbols.
3984 * errors.cc (Errors::undefined_symbol): Implement
3985 --warn-unresolved-symbols.
3987 * options.h (class General_options): Add -z text and -z textoff.
3988 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3990 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3992 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3993 (Garbage_collection::cident_sections): New function.
3994 (Garbage_collection::add_cident_section): New function.
3995 (Garbage_collection::cident_sections_): New member.
3996 (gc_process_relocs): Add references to sections whose names are C
3998 * gold.h (cident_section_start_prefix): New constant.
3999 (cident_section_stop_prefix): New constant.
4000 (is_cident): New function.
4001 * layout.cc (Layout::define_section_symbols): Replace string constants
4002 with the newly defined constants.
4003 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4005 * testsuite/Makefile.am: Add gc_orphan_section_test.
4006 * testsuite/Makefile.in: Regenerate.
4007 * testsuite/gc_orphan_section_test.cc: New file.
4008 * testsuite/gc_orphan_section_test.sh: New file.
4010 2010-01-06 Ian Lance Taylor <iant@google.com>
4013 * options.h (class General_options): Add --warn-shared-textrel.
4014 * layout.cc (Layout::finish_dynamic_section): Implement
4015 --warn-shared-textrel.
4018 * options.h (class General_options): Add --warn-multiple-gp.
4020 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4022 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4023 $(THREADSLIB) and $(LIBDL).
4024 * Makefile.in: Rebuild.
4026 2010-01-06 Ian Lance Taylor <iant@google.com>
4029 * options.cc (General_options::parse_section_start): New function.
4030 (General_options::section_start): New function.
4031 (General_options::General_options): Initialize all members.
4032 * options.h: Include <map>
4033 (class General_options): Add --section-start. Add section_starts_
4035 * layout.cc (Layout::attach_allocated_section_to_segment): If
4036 --section-start was used, set the address of the segment. Remove
4037 local sort_sections.
4038 (Layout::relaxation_loop_body): If the address of the load segment
4039 has been set by --section-start, don't use it.
4040 * output.h (Output_segment::update_flags_for_output_section): New
4042 * output.cc (Output_segment::add_output_section): Call
4043 update_flags_for_output_section.
4045 2010-01-05 Ian Lance Taylor <iant@google.com>
4048 * options.h (class General_options): Add --undefined-version.
4049 * script.cc (struct Version_expression): Add was_matched_by_symbol
4051 (Version_script_info::matched_symbol): New function.
4052 (Version_script_info::get_symbol_version_helper): Call
4054 (Version_script_info::check_unmatched_names): New function.
4055 * script.h (class Version_script_info): Update declarations.
4056 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4058 * options.h (class General_options): Use DEFINE_bool_alias for
4059 allow_multiple_definition.
4060 * resolve.cc (Symbol_table::should_override): Don't test
4061 allow_multiple_definition.
4064 * options.h (class General_options): Add --cref.
4065 * main.cc (main): Print cref table if --cref. Don't close mapfile
4066 until after printing cref table.
4067 * cref.cc: Include "symtab.h".
4068 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4069 (Cref_table_compare::operator()): New function.
4070 (Cref_inputs::gather_cref): New function.
4071 (filecol): New static const.
4072 (Cref_inputs::print_cref): New function.
4073 (Cref::print_cref): New function.
4074 * cref.h: Include <cstdio>.
4075 (class Cref): Update declarations.
4076 * mapfile.h (Mapfile::file): New function.
4077 * object.h (class Object): Define Symbols. Declare virtual
4078 do_get_global_symbols.
4079 (Object::get_global_symbols): New function.
4080 * object.cc (Input_objects::add_object): Pass object to cref_ if
4082 (Input_objects::archive_start): Likewise.
4083 (Input_objects::archive_stop): Likewise.
4084 (Input_objects::print_cref): New function.
4085 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4086 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4088 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4090 * plugin.h (class Sized_pluginobj): Update declarations.
4092 2010-01-05 Ian Lance Taylor <iant@google.com>
4094 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4095 to is_default_version. Rename insdef to insdefault.
4096 (Symbol_table::add_from_relobj): Rename def to is_default_version
4097 and local to is_forced_local.
4098 (Symbol_table::add_from_pluginobj): Likewise.
4099 (Symbol_table::add_from_dynobj): Likewise.
4100 (Symbol_table::define_special_symbol): Rename insdef to
4103 2010-01-04 Ian Lance Taylor <iant@google.com>
4106 * options.h (class General_options): Add
4107 --allow-multiple-definition and -z muldefs.
4108 * resolve.cc (Symbol_table::should_override): Don't warn about a
4109 multiple symbol definition if --allow-multiple-definition or -z
4113 * options.h (class General_options): Add --add-needed and
4114 --copy-dt-needed-entries. Tweak --as-needed help entry.
4115 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4116 error if --copy-dt-needed-entries aka --add-needed is used and
4117 would cause a change in behaviour.
4120 * options.h (class General_options): Add -G as a short version of
4121 --shared. Add no-op options -assert, -g, and -i.
4123 2010-01-04 Sriraman Tallam <tmsriram@google.com>
4125 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4126 check for .text or .gnu.linkonce.t sections.
4127 * icf.cc (Icf::find_identical_sections): Ditto.
4128 Change the detection for mangled function name within the section
4130 * icf.h (is_section_foldable_candidate): New function.
4132 2009-12-30 Ian Lance Taylor <iant@google.com>
4135 * options.h (class General_options): Permit two dashes with
4136 --retain-symbols-file.
4138 2009-12-30 Ian Lance Taylor <iant@google.com>
4141 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4142 don't put the file header and segment headers in the text
4146 * common.cc (Sort_commons::operator()): Stabilize sort when both
4148 (Symbol_table::do_allocate_commons_list): When allocating common
4149 symbols, skip a symbol which is no longer common.
4150 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4151 an object before checking its type.
4152 * testsuite/common_test_2.c: New file.
4153 * testsuite/common_test_3.c: New file.
4154 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4155 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4156 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4157 (common_test_2_pic.o, common_test_2.so): New targets.
4158 (common_test_3_pic.o, common_test_3.so): New targets.
4159 * testsuite/Makefile.in: Rebuild.
4162 * script.cc (read_input_script): If we see a new SECTIONS clause,
4163 and we have added an input section, give an error.
4164 * layout.h (class Layout): Add have_added_input_section function.
4165 Add have_added_input_section_ field.
4166 * layout.cc (Layout::Layout): Initialize
4167 have_added_input_section_.
4168 (Layout::layout): Set have_added_input_section_.
4169 (Layout::layout_eh_frame): Likewise.
4171 2009-12-30 Ian Lance Taylor <iant@google.com>
4174 * options.h (class General_options): Add --sort-common option.
4175 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4176 * common.cc (Sort_common): Add sort_order parameter to
4177 constructor. Add sort_order_ field.
4178 (Sort_commons::operator): Check sort_order_.
4179 (Symbol_table::allocate_commons): Determine the sort order.
4180 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4182 (Symbol_table::do_allocate_commons_list): Likewise.
4184 2009-12-30 Ian Lance Taylor <iant@google.com>
4187 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4188 symbols from this object, don't change the visibility of an
4190 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4192 2009-12-30 Ian Lance Taylor <iant@google.com>
4195 * script.h (class Version_script_info): Define Language enum.
4196 Update declarations. Define Glob, Exact, and Lookup types. Add
4197 new fields globals_, locals_, and is_finalized_.
4198 * script.cc: Various formatting fixes.
4199 (class Parser_closure): Change language_stack_ from a vector of
4200 std::string to one of Version_script_info::Language. Adjust all
4202 (class Lazy_demangler): Remove.
4203 (struct Version_expression): Change language from std::string to
4204 Version_script_info::Language.
4205 (Version_script_info::Version_script_info): New function.
4206 (Version_script_info::~Version_script_info): Don't call clear.
4207 (Version_script_info::finalize): New function.
4208 (Version_script_info::build_lookup_tables): New function.
4209 (Version_script_info::build_expression_list_lookup): New
4211 (Version_script_info::get_symbol_version_helper): Rewrite to use
4213 (Version_script_info::print_expression_list): Adjust to use
4214 Version_script_info::Language.
4215 (script_push_lex_into_version_mode): Check that the version script
4216 has not been finalized.
4217 (version_script_push_lang): Change language string to
4218 Version_script_info::Language.
4219 * options.cc (Command_line::version_script): New function.
4220 * options.h (class General_options): Add finalize_dynamic_list
4221 function. Change version_script from declaration to definition.
4222 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4223 * testsuite/version_script.map: Remove duplicate def of foo.
4224 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4226 * testsuite/Makefile.in: Rebuild.
4228 2009-12-30 Ian Lance Taylor <iant@google.com>
4231 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4232 if the input symbol index is 0, make the output symbol index 0.
4234 2009-12-30 Ian Lance Taylor <iant@google.com>
4237 * options.h (class General_options): Add -x/--discard-all.
4238 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4239 --discard-all. If the local symbol needs a dynamic entry, check
4240 that before handling --discard-locals.
4242 2009-12-30 Ian Lance Taylor <iant@google.com>
4245 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4247 (Output_segment::add_output_section): Don't change the flags if
4251 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4252 GNU hash table if they need a dynamic value. Otherwise, don't add
4253 them if they are defined in a dynamic object or are forced local.
4255 2009-12-29 Ian Lance Taylor <iant@google.com>
4258 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4259 .gnu.hash table for a 32-bit target.
4262 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4263 regular and a dynamic object only needs a dynamic symbol table
4264 entry if it is externally visible.
4267 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4268 constructor. Add global_offset_table_ field.
4269 (Target_i386::got_section): Set global_offset_table_.
4270 (Target_i386::do_finalize_sections): Set global_offset_table_
4272 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4273 in constructor. Add global_offset_table_ field.
4274 (Target_x86_64::got_section): Set global_offset_table_.
4275 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4278 * layout.cc (Layout::Layout): Initialize increase_relro_.
4279 (Layout::get_output_section): Add is_relro, is_last_relro, and
4280 is_first_non_relro parameters. Change all callers.
4281 (Layout::choose_output_section): Likewise.
4282 (Layout::add_output_section_data): Likewise.
4283 (Layout::make_output_section): Likewise.
4284 (Layout::set_segment_offsets): Clear increase_relro when using a
4286 * layout.h (class Layout): Add increase_relro method. Add
4287 increase_relro_ field. Update declarations.
4288 * output.cc (Output_section::Output_section): Initialize
4289 is_last_relro_ and is_first_non_relro_.
4290 (Output_segment::add_output_section): Group relro sections is
4291 do_sort is true. Handle is_last_relro and is_first_non_relro.
4292 (Output_segment::maximum_alignment): Remove relro handling.
4293 (Output_segment::set_section_addresses): Add increase_relro
4294 parameter. Change all callers. Add initial alignment to align
4295 relro sections on separate page. Remove old relro handling.
4296 (Output_segment::set_section_list_addresses): Remove in_relro
4297 parameter. Change all callers.
4298 (Output_segment::set_offset): Add increase parameter. Change all
4299 callers. Remove old relro handling.
4300 * output.h (class Output_section): Add new methods: is_last_relro,
4301 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4302 Add is_last_relro_ and is_first_non_relro_ fields.
4303 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4304 Create separate .got.plt section. Call increase_relro.
4305 * x86_64.cc (Target_x86_64::got_section): Likewise.
4306 * testsuite/relro_script_test.t: Add .got.plt.
4309 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4310 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4311 (Layout::finalize): Call set_dynamic_symbol_size.
4312 (Layout::set_dynamic_symbol_size): New function.
4313 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4314 set_dynamic_symbol_size.
4317 * output.h (class Output_section): Add is_entsize_zero_ field.
4318 * output.cc (Output_section::Output_section): Initialize
4320 (Output_section::set_entsize): If two different entsizes are
4321 requested, force it to zero.
4322 (Output_section::add_input_section): Set flags for .debug_str
4323 before updating section flags. Set entsize.
4324 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4325 and SHF_STRING if all input sections have those flags.
4327 2009-12-29 Rafael Espindola <espindola@google.com>
4329 * main.cc (main): Fix the sys time reporting.
4330 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4333 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4335 * options.cc (General_options::parse_version): Allow -v to exit
4336 without an error if there is nothing to link.
4338 2009-12-29 Ian Lance Taylor <iant@google.com>
4340 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4341 using a version of gcc before 4.1.
4342 * configure: Rebuild.
4344 2009-12-28 Chris Demetriou <cgd@google.com>
4346 * attributes.cc (Output_attributes_section_data::do_write): Use
4347 std::vector::front rather than std::vector::data.
4349 2009-12-28 Ian Lance Taylor <iant@google.com>
4351 * symtab.h (class Symbol_table): Add enum Defined.
4352 * resolve.cc (Symbol_table::should_override): Add defined
4353 parameter. Change all callers. Test whether object is NULL
4354 before calling a method on it.
4355 (Symbol_table::report_resolve_problem): Add defined parameter.
4357 (Symbol_table::should_override_with_special): Likewise.
4358 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4359 parameter. Change all callers.
4360 (Symbol_table::do_define_in_output_data): Likewise.
4361 (Symbol_table::define_in_output_segment): Likewise.
4362 (Symbol_table::do_define_in_output_segment): Likewise.
4363 (Symbol_table::define_as_constant): Likewise.
4364 (Symbol_table::do_define_as_constant): Likewise.
4365 * script.h (class Symbol_assignment): Add is_defsym parameter to
4366 constructor; change all callers.
4367 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4368 parameter. Change all callers. Add is_defsym_ field.
4369 (class Parser_closure): Add parsing_defsym parameter to
4370 constructor; change all callers. Add parsing_defsym accessor
4371 function. Add parsing_defsym_ field.
4373 2009-12-28 Ian Lance Taylor <iant@google.com>
4375 * gold.cc (queue_middle_tasks): Fix formatting.
4376 * object.cc (Relobj::is_section_name_included): Likewise.
4378 2009-12-23 Ian Lance Taylor <iant@google.com>
4380 * i386.cc (Target_i386::do_calls_non_split): Recognize
4381 -fsplit-stack prologue for a function with a static chain.
4382 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4383 -fsplit-stack prologue when using %r11.
4385 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4387 * options.cc (General_options::parse_version): Make -v continue and do
4388 the link like GNU ld does.
4390 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4392 * Makefile.am (CCFILES): Add timer.cc.
4393 (HFILES): Add timer.h.
4394 * configure.ac: Check for sysconf and times.
4395 * main.cc: include timer.h.
4396 (main): Use Timer instead of get_run_time.
4399 * workqueue.cc: include timer.h.
4400 (Workqueue::find_and_run_task):
4401 Report user, sys and wall time.
4402 * Makefile.in: Regenerate.
4403 * config.in: Regenerate.
4404 * configure: Regenerate.
4406 2009-12-16 Doug Kwan <dougkwan@google.com>
4408 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4410 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4411 relaxed input sections.
4412 * output.cc (Output_section::find_relaxed_input_section): Change
4413 return type to Output_relaxed_input_section pointer. Adjust code
4414 for new type of relaxed_input_section_map_.
4415 * output.h (Output_section::find_relaxed_input_section): Change
4416 return type to Output_relaxed_input_section pointer.
4417 (Output_section::Output_relaxed_input_section_by_input_section_map):
4419 (Output_section::relaxed_input_section_map_): Change type to
4420 Output_section::Output_relaxed_input_section_by_input_section_map.
4421 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4424 2009-12-15 Ian Lance Taylor <iant@google.com>
4426 * layout.cc (Layout::create_shstrtab): Only write out after input
4427 sections if we are compressing debug sections.
4429 2009-12-15 Ian Lance Taylor <iant@google.com>
4431 * archive.cc (Archive::add_symbols): Only look up a symbol without
4432 a version if there is, in fact, a version.
4434 2009-12-14 Ian Lance Taylor <iant@google.com>
4436 Revert -Wshadow changes, all changes from:
4437 2009-12-11 Doug Kwan <dougkwan@google.com>
4438 2009-12-11 Nick Clifton <nickc@redhat.com>
4439 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4441 2009-12-11 Doug Kwan <dougkwan@google.com>
4443 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4445 * attributes.cc (Object_attribute::size): Ditto.
4446 (Attributes_section_data::size): Ditto.
4447 (Attributes_section_data::Attributes_section_data): Ditto.
4448 (Output_attributes_section_data::do_write): Ditto.
4449 * attributes.h (Object_attribute::set_type): Ditto.
4450 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4452 2009-12-11 Nick Clifton <nickc@redhat.com>
4454 * archive.cc: Fix shadowed variable warnings.
4456 * compressed_output.cc: Likewise.
4457 * compressed_output.h: Likewise.
4458 * configure: Likewise.
4459 * dwarf_reader.cc: Likewise.
4460 * dynobj.cc: Likewise.
4461 * dynobj.h: Likewise.
4462 * ehframe.cc: Likewise.
4463 * ehframe.h: Likewise.
4464 * errors.cc: Likewise.
4465 * expression.cc: Likewise.
4466 * fileread.cc: Likewise.
4467 * fileread.h: Likewise.
4468 * freebsd.h: Likewise.
4469 * i386.cc: Likewise.
4471 * incremental.h: Likewise.
4472 * layout.cc: Likewise.
4473 * layout.h: Likewise.
4474 * mapfile.cc: Likewise.
4475 * merge.cc: Likewise.
4476 * merge.h: Likewise.
4477 * object.cc: Likewise.
4478 * object.h: Likewise.
4479 * options.h: Likewise.
4480 * output.cc: Likewise.
4481 * output.h: Likewise.
4482 * parameters.cc: Likewise.
4483 * plugin.cc: Likewise.
4484 * powerpc.cc: Likewise.
4485 * reduced_debug_output.cc: Likewise.
4486 * reduced_debug_output.h: Likewise.
4487 * reloc.cc: Likewise.
4488 * reloc.h: Likewise.
4489 * resolve.cc: Likewise.
4490 * script-sections.cc: Likewise.
4491 * script.cc: Likewise.
4492 * script.h: Likewise.
4493 * sparc.cc: Likewise.
4494 * symtab.cc: Likewise.
4495 * symtab.h: Likewise.
4496 * target-select.cc: Likewise.
4497 * target-select.h: Likewise.
4498 * token.h: Likewise.
4499 * workqueue.cc: Likewise.
4500 * workqueue.h: Likewise.
4501 * x86_64.cc: Likewise.
4503 2009-12-10 Doug Kwan <dougkwan@google.com>
4505 * arm.cc (attributes.h): New include.
4506 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4507 (Arm_relobj::~Arm_relobj): Delete object pointed by
4508 attributes_section_data_.
4509 (Arm_relobj::attributes_section_data): New method definition.
4510 (Arm_relobj::attributes_section_data_): New data member declaration.
4511 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4512 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4513 attributes_section_data_.
4514 (Arm_dynobj::attributes_section_data): New method definition.
4515 (Arm_dynobj::attributes_section_data_): New data member declaration.
4516 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4517 initialization value of may_use_blx_ to false.
4518 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4519 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4520 object attributes to compute results instead of hard-coding.
4521 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4522 Target_arm::get_secondary_compatible_arch,
4523 Target_arm::set_secondary_compatible_arch
4524 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4525 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4526 New method declarations.
4527 (Target_arm::get_aeabi_object_attribute): New method definition.
4528 (Target_arm::attributes_section_data_): New data member declaration.
4529 (read_arm_attributes_section): New template definition.
4530 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4531 (Arm_dynobj::do_read_symbols): Ditto.
4532 (Target_arm::do_finalize_sections): Merge attributes sections from
4533 input. Check for BLX use after attributes section merging.
4534 Fix __exidx_start and __exidx_end visibility. Create an
4535 .ARM.attributes section if necessary.
4536 (Target_arm::get_secondary_compatible_arch,
4537 Target_arm::set_secondary_compatible_arch,
4538 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4539 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4540 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4541 New method definitions.
4543 2009-12-09 Ian Lance Taylor <iant@google.com>
4545 * plugin.cc (Plugin::load): Don't cast from void* to a function
4548 2009-12-09 Ian Lance Taylor <iant@google.com>
4550 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4553 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4555 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4556 Replace two_file_shared_1.so with two_file_shared_2.so.
4557 * testsuite/Makefile.in: Regenerated.
4559 2009-12-08 Doug Kwan <dougkwan@google.com>
4561 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4562 (HFILES): Add attributes.h and int_encoding.h.
4563 * Makefile.in: Regenerate.
4564 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4565 function definitions to int_encoding.cc
4566 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4567 prototypes to int_encoding.h
4568 * reduced_debug_output.cc (int_encoding.h): New include.
4569 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4570 function definitions to int_encoding.cc
4571 (insert_into_vector, read_from_pointer): Move template definitions to
4573 * attributes.cc: New file.
4574 * attributes.h: New file.
4575 * int_encoding.cc: New file.
4576 * int_encoding.h: New file.
4578 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4581 * incremental-dump.cc (dump_incremental_inputs): New.
4582 (main): Use dump_incremental_inputs.
4584 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4587 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4588 checking elfcpp::STT_FUNC.
4589 (Target_i386::Relocate::relocate): Likewise.
4590 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4592 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4593 symbols from shared libraries into normal FUNC symbols.
4595 * symtab.h (Symbol): Add is_func and use it.
4597 2009-12-05 Doug Kwan <dougkwan@google.com>
4599 * arm.cc (Target_arm::arm_info): Initialize new fields
4600 attributes_section and attributes_vendor.
4601 * i386.cc (Target_i386::i386_info): Same.
4602 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4603 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4604 fields attributes_section and attributes_vendor.
4605 * sparc.cc (Target_sparc::sparc_info): Same.
4606 * target.h (Target::attributes_section, Target::attributes_vendor,
4607 Target::is_attributes_section, Target::attribute_arg_type,
4608 Target::attributes_order): New method definitions.
4609 (Target::Target_info::attributes_section,
4610 Target::Target_info::attributes_vendor): New fields.
4611 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4612 virtual method definitions.
4613 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4614 attributes_section and attributes_vendor.
4615 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4617 2009-12-05 Doug Kwan <dougkwan@google.com>
4619 * arm.cc: Update comments about interworking and stub generation.
4620 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4621 considered as non-PIC.
4622 (Arm_relocate_functions::base_abs): Fix formatting.
4623 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4624 of function to use GOT entry address instead of offset.
4625 (Target_arm::Scan::global): Issue an error if a symbol would need a
4626 PLT does not get one because it is untyped. Remove code to create
4627 dynamic symbols for relative branches.
4628 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4629 takes unsigned integer instead of boolean.
4631 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4633 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4634 (two_file_test_LDADD): Likewise.
4635 (common_test_1_LDADD): Likewise.
4636 (exception_test_LDADD) Likewise.
4637 (weak_test_LDADD): Likewise.
4638 (many_sections_test_LDADD): Likewise.
4639 (initpri1_LDADD): Likewise.
4640 (script_test_1_LDADD): Likewise.
4641 (script_test_2_LDADD): Likewise.
4642 (justsyms_LDADD): Likewise.
4643 (binary_test_LDADD): Likewise.
4644 (large_LDADD): Likewise.
4645 * testsuite/Makefile.in: Regenerated.
4647 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4649 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4650 (Symbol_table::override_with_special): Likewise.
4651 (Symbol_table::add_from_object): Likewise.
4653 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4655 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4656 Don't set the data_offset twice.
4658 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4660 * testsuite/Makefile.in: Regenerate.
4662 2009-12-03 Doug Kwan <dougkwan@google.com>
4664 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4665 (Target_arm::do_finalize_sections): Add parameter for symbol table
4666 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4667 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4668 parameter for symbol table pointer.
4669 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4670 an additional parameter for a pointer to symbol table.
4671 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4672 parameter for a symbol table pointer.
4673 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4674 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4676 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4677 parameter for a symbol table pointer.
4679 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4681 * incremental.cc (Incremental_inputs_header)
4682 (Incremental_inputs_header_write, Incremental_inputs_entry)
4683 (Incremental_inputs_entry_write): Move ...
4684 * incremental.h (Incremental_inputs_header)
4685 (Incremental_inputs_header_write, Incremental_inputs_entry)
4686 (Incremental_inputs_entry_write): here.
4688 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4690 * incremental.cc (make_sized_incremental_binary): Set the target.
4691 Error if it is incompatible.
4692 * output.h (Output_file): Add filename method.
4694 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4696 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4697 from the get_* methods.
4699 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4701 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4702 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4703 Write 0 for the data_offset of scripts.
4705 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4707 * testsuite/Makefile.am: Add the incremental_test.sh test.
4708 * testsuite/incremental_test.sh: New.
4709 * testsuite/incremental_test_1.c: New.
4710 * testsuite/incremental_test_2.c: New.
4712 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4714 * incremental-dump.cc (main): Fix typos.
4716 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4719 * incremental-dump.cc (main): Use llu to print 64 bit values.
4721 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4722 H.J. Lu <hongjiu.lu@intel.com>
4724 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4726 (incremental_dump_LDADD): Likewise.
4727 * Makefile.in: Regenerated.
4729 2009-11-25 Doug Kwan <dougkwan@google.com>
4733 2009-11-25 Doug Kwan <dougkwan@google.com>
4735 * arm.cc (Target_arm::Target_arm): Move method definition
4736 outside of class definition. Add code to handle
4737 --target1-rel, --target1-abs and --target2= options.
4738 (Target_arm::get_reloc_reloc_type): Change method to be
4739 non-static and const.
4740 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4741 New data member declaration.
4742 (Target_arm::Scan::local, Target_arm::Scan::global,
4743 Target_arm::Relocate::relocate,
4744 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4745 Adjust call to Target_arm::get_real_reloc_type.
4746 (Target_arm::get_real_reloc_type): Use command line options
4747 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4748 * options.h (--target1-rel, --target1-abs, --target2): New
4751 2009-11-25 Doug Kwan <dougkwan@google.com>
4753 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4754 class definition. Add code to handle --target1-rel, --target1-abs
4755 and --target2= options.
4756 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4758 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4760 (Target_arm::Scan::local, Target_arm::Scan::global,
4761 Target_arm::Relocate::relocate,
4762 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4763 call to Target_arm::get_real_reloc_type.
4764 (Target_arm::get_real_reloc_type): Use command line options to
4765 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4766 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4769 2009-11-25 Doug Kwan <dougkwan@google.com>
4771 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4772 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4773 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4775 (Arm_relocate_functions::thm_call): Replace body with a call to
4776 Arm_relocate_functions::thumb_branch_common.
4777 (Arm_relocate_functions::thm_jump24,
4778 Arm_relocate_functions::thm_xpc22): New method definitions.
4779 (Arm_relocate_functions::thumb_branch_common): New method definition.
4780 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4782 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4783 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4785 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4787 * Makefile.am: Build incremental-dump
4788 * Makefile.in: Regenerate.
4789 * incremental-dump.cc: New.
4790 * incremental.cc (Incremental_inputs_header_data,
4791 Incremental_inputs_entry_data): Move to incremental.h
4792 * incremental.h: (Incremental_inputs_header_data,
4793 Incremental_inputs_entry_data): Move from incremental.cc
4795 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4797 * incremental.cc (Incremental_inputs_header,
4798 Incremental_inputs_header_write, Incremental_inputs_entry,
4799 Incremental_inputs_entry_write): Add a typedef with the data type.
4801 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4803 * incremental.cc (Incremental_inputs_header,
4804 Incremental_inputs_header_write, Incremental_inputs_entry,
4805 Incremental_inputs_entry_write): Update comment about which
4806 type has the filed descriptions.
4808 2009-11-15 Doug Kwan <dougkwan@google.com>
4810 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4811 (Arm_relocate_functions::arm_branch_common): Change method defintion
4812 in class definition to a method declaration and update list of formal
4814 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4815 Arm_relocation_functions::jump24): Adjust call to
4816 Arm_relocate_functions::arm_branch_common. Update list of formal
4818 (Arm_relocate_functions::xpc25): New method definition.
4819 (Arm_relocate_functions::arm_branch_common): Move method defintion
4820 out from class definition. Use stubs for mode-switching and extending
4822 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4823 specially. Change code to enable use of stubs in ARM branches.
4825 2009-11-10 Doug Kwan <dougkwan@google.com>
4827 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4828 in method declaration.
4829 (Target_arm::relocate_stub): New method declaration.
4830 (Target_arm::default_target): Change to return a pointer instead of
4832 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4833 Target_arm::default_target.
4834 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4836 (Target_arm::relocate_section): Adjust view.
4837 (Target_arm::relocate_stub): New method definition.
4839 2009-11-10 Doug Kwan <dougkwan@google.com>
4841 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4843 * incremental.cc (open_incremental_binary): Initialized local
4844 variables to avoid warnings.
4845 * object.cc (make_elf_object): Ditto.
4846 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4849 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4852 * testsuite/plugin_test.c: Include "config.h".
4854 2009-11-09 Doug Kwan <dougkwan@google.com>
4856 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4857 (arm_symbol_value): Remove.
4858 (Arm_relocate_functions::arm_branch_common,
4859 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4860 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4861 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4862 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4863 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4864 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4865 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4866 Arm_relocate_functions::thm_mobw_abs_nc,
4867 Arm_relocate_functions::thm_mov_abs,
4868 Arm_relocate_functions::movw_prel_nc,
4869 Arm_relocate_functions::thm_movt_abs,
4870 Arm_relocate_functions::movt_prel,
4871 Arm_relocate_functions::thm_movw_prel_nc,
4872 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4873 (Target_arm::Relocate::relocate): Only decompose address into two
4874 parts if relocation type uses the thumb-bit and pass the actual
4875 bit instead of a flag indicating that the thumb-bit is used. Adjust
4876 calls to methods in Arm_relocate_functions for this change.
4878 2009-11-08 Ian Lance Taylor <iant@google.com>
4881 * reloc.cc: Instantiate
4882 Sized_relobj::initialize_input_to_output_maps and
4883 Sized_relobj:free_input_to_output_maps.
4885 2009-11-06 Ian Lance Taylor <iant@google.com>
4888 * defstd.cc (in_segment): Set only_if_ref true for "end".
4890 2009-11-06 Doug Kwan <dougkwan@google.com>
4892 * arm.cc (class Reloc_stub): Correct a comment.
4893 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4894 (Target_arm::scan_section_for_stubs): New method declaration.
4895 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4896 Change methods from private to protected.
4897 (Target_arm::do_may_relax): New method definition.
4898 (Target_arm::do_relax, Target_arm::group_sections,
4899 Target_arm::scan_reloc_for_stub,
4900 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4901 (Target_arm::arm_input_section_map_): New data member declaration.
4902 (Target_arm::scan_reloc_for_stub,
4903 Target_arm::scan_reloc_section_for_stubs,
4904 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4905 Target_arm::do_relax): New method definitions.
4907 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4909 * configure.ac: Check for (struct stat)::st_mtim
4910 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4911 * config.in: Regenerate.
4912 * configure: Regenerate.
4914 2009-11-05 Ian Lance Taylor <iant@google.com>
4917 * output.cc (Output_segment::add_output_section): Add missing
4920 2009-11-04 Ian Lance Taylor <iant@google.com>
4923 * object.h (class Object): Add is_needed and set_is_needed
4924 methods. Add is_needed_ field. Make bool fields into bitfields.
4925 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4926 defined in a dynamic object and referenced by a regular object,
4927 set is_needed for the dynamic object.
4928 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4929 if the file is marked with as_needed and it is not needed.
4931 2009-11-04 Ian Lance Taylor <iant@google.com>
4934 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4935 tags if data is discarded by linker script.
4936 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4937 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4938 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4939 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4941 2009-11-04 Ian Lance Taylor <iant@google.com>
4943 * layout.cc (Layout::get_output_section): Add is_interp and
4944 is_dynamic_linker_section parameters. Change all callers.
4945 (Layout::choose_output_section): Likewise.
4946 (Layout::make_output_section): Likewise.
4947 (Layout::add_output_section_data): Add is_dynamic_linker_section
4948 parameter. Change all callers.
4949 * layout.h (class Layout): Update declarations.
4950 * output.h (class Output_section): Add is_interp, set_is_interp,
4951 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4952 Add is_interp_, is_dynamic_linker_section_ fields. Change
4953 generate_code_fills_at_write_ to a bitfield.
4954 * output.cc (Output_section::Output_sections): Initialize new
4956 (Output_segment::add_output_section): Add do_sort parameter.
4959 2009-11-03 Ian Lance Taylor <iant@google.com>
4962 * options.h (class General_options): Add --warn-common.
4963 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4964 merging two common symbols.
4965 (Symbol_table::should_override): Handle --warn-common when merging
4966 a common symbol with a defined symbol. Use report_resolve_problem
4967 for multiple definitions.
4968 (Symbol_table::report_resolve_problem): New function.
4969 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4971 2009-11-03 Doug Kwan <dougkwan@google.com>
4973 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4975 (Target_arm::stub_factory): New method definition.
4976 (Target_arm::new_arm_input_section,
4977 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4978 Target_arm::reloc_uses_thumb_bit): New method declarations.
4979 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4980 New type definitions.
4981 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4982 member declarations.
4983 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4984 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4985 New method definitions.
4987 2009-11-03 Ian Lance Taylor <iant@google.com>
4989 * options.h (class General_options): Add --warn_constructors.
4991 2009-11-03 Ian Lance Taylor <iant@google.com>
4994 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4995 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4997 2009-11-03 Ian Lance Taylor <iant@google.com>
5000 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5001 --msgid-bugs-address.
5002 (install-pdf): New target.
5003 (install-data_yes): Look up one directory to find mkinstalldirs.
5005 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5007 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5010 2009-10-30 Doug Kwan <dougkwan@google.com>
5012 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5014 2009-10-30 Doug Kwan <dougkwan@google.com>
5016 * arm.cc (Stub_addend_reader): New struct template definition
5017 and partial specializations.
5018 (Stub_addend_reader::operator()): New method definition for a
5019 partially specialized template.
5021 2009-10-30 Doug Kwan <dougkwan@google.com>
5023 * arm.cc (Arm_relobj::processor_specific_flags): New method
5025 (Arm_relobj::do_read_symbols): New method declaration.
5026 (Arm_relobj::processor_specific_flags_): New data member declaration.
5027 (Arm_dynobj): New class definition.
5028 (Target_arm::do_finalize_sections): Add input_objects parameter.
5029 (Target_arm::do_adjust_elf_header): New method declaration.
5030 (Target_arm::are_eabi_versions_compatible,
5031 (Target_arm::merge_processor_specific_flags): New method declaration.
5032 (Target_arm::do_make_elf_object): New overloaded method definitions
5034 (Arm_relobj::do_read_symbols): New method definition.
5035 (Arm_dynobj::do_read_symbols): Ditto.
5036 (Target_arm::do_finalize_sections): Add input_objects parameters.
5037 Merge processor-specific flags from all input objects.
5038 (Target_arm::are_eabi_versions_compatible,
5039 Target_arm::merge_processor_specific_flags,
5040 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5041 New method definitions.
5042 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5043 Input_objects pointer type parameter.
5044 * layout.cc (Layout::finalize): Pass input objects to target's.
5045 finalize_sections function.
5046 * output.cc (Output_file_header::do_sized_write): Set ELF file
5047 header's processor-specific flags.
5048 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5049 Input_objects pointer type parameter.
5050 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5051 * target.h (Input_objects): New forward class declaration.
5052 (Target::processor_specific_flags,
5053 Target::are_processor_specific_flags_sect): New method definitions.
5054 (Target::finalize_sections): Add input_objects parameter.
5055 (Target::Target): Initialize processor_specific_flags_ and
5056 are_processor_specific_flags_set_.
5057 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5059 (Target::set_processor_specific_flags): New method definition.
5060 (Target::processor_specific_flags_,
5061 Target::are_processor_specific_flags_set_): New data member
5063 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5064 Input_objects pointer type parameter.
5066 2009-10-30 Doug Kwan <dougkwan@google.com>
5068 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5070 2009-10-28 Ian Lance Taylor <iant@google.com>
5072 * object.h (class Relobj): Drop options parameter from
5073 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5074 do_scan_relocs, do_relocate. Change all callers.
5075 (class Sized_relobj): Drop options parameters from
5076 do_gc_process_relocs, do_scan_relocs, do_relocate,
5077 do_relocate_sections, relocate_sections, emit_relocs_scan,
5078 emit_relocs_scan_reltype. Change all callers.
5079 (struct Relocate_info): Remove options field and all references to
5081 * reloc.h (class Read_relocs): Remove options constructor
5082 parameter and options_ field. Change all callers.
5083 (class Gc_process_relocs, class Scan_relocs): Likewise.
5084 (class Relocate_task): Likewise.
5085 * target-reloc.h (scan_relocs): Remove options parameter. Change
5087 (scan_relocatable_relocs): Likewise.
5088 * target.h (class Sized_target): Remove options parameter from
5089 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5091 * gc.h (gc_process_relocs): Remove options parameter. Change all
5093 * arm.cc: Update functions to remove options parameters.
5094 * i386.cc: Likewise.
5095 * powerpc.cc: Likewise.
5096 * sparc.cc: Likewise.
5097 * x86_64.cc: Likewise.
5098 * testsuite/testfile.cc: Likewise.
5100 2009-10-28 Doug Kwan <dougkwan@google.com>
5102 * arm.cc (Arm_relobj): New class definition.
5103 (Arm_relobj::scan_sections_for_stubs,
5104 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5105 New method definitions.
5107 2009-10-28 Cary Coutant <ccoutant@google.com>
5109 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5110 (Plugin::cleanup_done_): New member.
5111 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5112 (Plugin_manager::cleanup_done_): Remove.
5113 (Plugin_manager::add_input_file): Edit error message.
5114 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5115 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5117 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5119 * fileread.cc: (File_read::View::~View): Use the new
5120 data_ownership_ filed.
5121 (File_read::~File_read): Dispose the new whole_file_view_.
5122 (File_read::open): Mmap the whole file if needed.
5123 (File_read::open): Use whole_file_view_ instead of contents_.
5124 (File_read::find_view): Use whole_file_view_ if applicable.
5125 (File_read::do_read): Use whole_file_view_ instead of contents_.
5126 (File_read::make_view): Use whole_file_view_ instead of contents_,
5127 update File_read::View::View call.
5128 (File_read::find_or_make_view): Update File_read::View::View
5130 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5132 (File_read::View::Data_ownership): New enum.
5133 (File_read::View::View): Replace bool mapped_ with Data_ownership
5135 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5136 (File_read::View::data_ownership_): New field.
5137 (File_read::contents_): Remove (replaced by whole_file_view_).
5138 (File_read::whole_file_view_): New field.
5139 * options.h (class General_options): Add --keep-files-mapped.
5141 2009-10-27 Cary Coutant <ccoutant@google.com>
5143 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5144 * testsuite/Makefile.am (plugin_test_5): New test case.
5145 * testsuite/Makefile.in: Regenerate.
5147 2009-10-25 Doug Kwan <dougkwan@google.com>
5149 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5150 from private to protected to allow access by child class.
5151 (Sized_relobj::do_relocate_sections): New method declaration.
5152 (Sized_relobj::relocate_sections): Virtualize.
5153 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5154 Sized_relobj::relocate_sections. Instantiate template explicitly
5155 for different target sizes and endianity.
5157 2009-10-24 Doug Kwan <dougkwan@google.com>
5159 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5160 (Arm_input_section::as_arm_input_section): New method.
5161 (Arm_output_section): New class definition.
5162 (Arm_output_section::create_stub_group,
5163 Arm_output_section::group_sections): New method definitions.
5165 2009-10-22 Doug Kwan <dougkwan@google.com>
5167 * arm.cc (Arm_input_section): New class definition.
5168 (Arm_input_section::init, Arm_input_section:do_write,
5169 Arm_input_section::set_final_data_size,
5170 Arm_input_section::do_reset_address_and_file_offset): New method
5173 2009-10-21 Doug Kwan <dougkwan@google.com>
5175 * arm.cc (Stub_table, Arm_input_section): New forward class
5177 (Stub_table): New class defintion.
5178 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5179 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5180 New method definition.
5182 2009-10-21 Doug Kwan <dougkwan@google.com>
5184 * arm.cc: Update copyright comments.
5185 (Target_arm): New forward class template declaration.
5186 (Arm_address): New type.
5187 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5188 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5189 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5191 (Insn_template): Same.
5192 (DEF_STUBS): New macro.
5193 (Stub_type): New enum type.
5194 (Stub_template): New class definition.
5197 (Stub_factory): Same.
5198 (Target_arm::Target_arm): Initialize may_use_blx_ and
5199 should_force_pic_veneer_.
5200 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5201 Target_arm::should_force_pic_veneer,
5202 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5203 Target_arm::using_thumb_only, Target_arm:;default_target): New
5205 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5206 New data member declarations.
5207 (Insn_template::size, Insn_template::alignment): New method defintions.
5208 (Stub_template::Stub_template): New method definition.
5209 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5210 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5211 (Stub_factory::Stub_factory): New method definition.
5212 * gold.h (string_hash): New template.
5213 * output.h (Input_section_specifier::hash_value): Use
5215 (Input_section_specifier::string_hash): Remove.
5216 * stringpool.cc (Stringpool_template::string_hash): Use
5219 2009-10-20 Doug Kwan <dougkwan@google.com>
5221 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5222 symbols of relaxed input sections.
5223 * output.h (Output_section::find_relaxed_input_section): Make
5226 2009-10-16 Doug Kwan <dougkwan@google.com>
5228 * dynobj.cc (Versions::Versions): Initialize version_script_.
5229 Only insert base version symbol definition for a shared object
5230 if version script defines any version versions.
5231 (Versions::define_base_version): New method definition.
5232 (Versions::add_def): Check that base version is not needed.
5233 (Versions::add_need): Define base version lazily.
5234 * dynobj.h (Versions::define_base_version): New method declaration.
5235 (Versions::needs_base_version_): New data member declaration.
5236 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5237 (check_DATA): Add no_version_test.stdout.
5238 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5240 * testsuite/Makefile.in: Regenerate.
5241 * testsuite/no_version_test.c: New file.
5242 * testsuite/no_version_test.sh: Ditto.
5244 2009-10-16 Doug Kwan <dougkwan@google.com>
5246 * expression.cc (class Segment_start_expression): New class definition.
5247 (Segment_start_expression::value): New method definition.
5248 (script_exp_function_segment_start): Return a new
5249 Segment_start_expression.
5250 * gold/script-c.h (script_saw_segment_start_expression): New function
5252 * script-sections.cc (Script_sections::Script_sections): Initialize
5253 SAW_SEGMENT_START_EXPRESSION_ to false.
5254 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5255 and -Tbbs options to specify section addresses if given in
5256 command line and no SEGMENT_START expression is seen in a script.
5257 * script-sections.h (Script_sections::saw_segment_start_expression,
5258 Script_sections::set_saw_segment_start_expression): New method
5260 (Script_sections::saw_segment_start_expression_): New data member
5262 * script.cc (script_saw_segment_start_expression): New function.
5263 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5264 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5265 script_test_7.sh and script_test_8.sh.
5266 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5267 script_test_8.stdout.
5268 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5269 (script_test_6, script_test_6.stdout, script_test_7,
5270 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5271 * Makefile.in: Regenerate.
5272 * testsuite/script_test_6.sh: New file.
5273 * testsuite/script_test_6.t: Same.
5274 * testsuite/script_test_7.sh: Same.
5275 * testsuite/script_test_7.t: Same.
5276 * testsuite/script_test_8.sh: Same.
5278 2009-10-16 Doug Kwan <dougkwan@google.com>
5280 * output.cc (Output_segment::set_section_list_address): Cast
5281 expressions to unsigned long long type to avoid format warnings.
5283 2009-10-15 Ian Lance Taylor <iant@google.com>
5285 * script.cc (Script_options::add_symbol_assignment): Always add a
5286 dot assignment to script_sections_.
5287 * script-sections.cc (Script_sections::add_dot_assignment):
5288 Initialize if necessary.
5290 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5291 program headers with no load segment if there is a linker script.
5293 * layout.cc (Layout::set_segment_offsets): Align the file offset
5294 to the segment aligment for -N or -n with no load segment.
5295 * output.cc (Output_segment::add_output_section): Don't crash if
5296 the first section is a TLS section.
5297 (Output_segment::set_section_list_addresses): Print an error
5298 message if the address moves backward in a linker script.
5299 * script-sections.cc
5300 (Output_section_element_input::set_section_addresses): Don't
5301 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5302 (Orphan_output_section::set_section_addresses): Likewise.
5304 2009-10-15 Doug Kwan <dougkwan@google.com>
5306 * layout.cc (Layout::finish_dynamic_section): Generate tags
5307 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5308 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5309 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5311 2009-10-14 Ian Lance Taylor <iant@google.com>
5313 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5315 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5316 data_shdr fields of relinfo.
5317 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5318 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5319 R_386_TLS_LDO_32, adjust based on section flags.
5320 (Target_i386::Relocate::fix_up_ldo): Remove.
5322 2009-10-13 Ian Lance Taylor <iant@google.com>
5324 Add support for -pie.
5325 * options.h (class General_options): Add -pie and
5327 (General_options::output_is_position_independent): Test -pie.
5328 (General_options::output_is_executable): Return true if not shared
5329 and not relocatable.
5330 (General_options::output_is_pie): Remove.
5331 * options.cc (General_options::finalize): Reject incompatible uses
5333 * gold.cc (queue_middle_tasks): A -pie link is not static.
5334 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5335 * symtab.cc (Symbol::final_value_is_known): Return false if
5336 output_is_position_independent.
5337 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5338 output_is_position_independent.
5339 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5340 output_is_position_independent.
5341 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5342 output_is_position_independent.
5343 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5345 (basic_pie_test.o, basic_pie_test): New targets.
5346 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5347 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5348 (two_file_pie_test): New target.
5349 * testsuite/Makefile.in: Rebuild.
5350 * README: Remove note saying that -pie is not supported.
5352 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5354 * options.h (class General_options): Add -init and -fini.
5355 * layout.cc (Layout::finish_dynamic_section): Emit
5356 given init and fini functions.
5358 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5360 * gc.h (gc_process_relocs): Check if icf is enabled using new
5362 * gold.cc (queue_initial_tasks): Likewise.
5363 (queue_middle_tasks): Likewise.
5364 * object.cc (do_layout): Likewise.
5365 * symtab.cc (is_section_folded): Likewise.
5366 * main.cc (main): Likewise.
5367 * reloc.cc (Read_relocs::run): Likewise.
5368 (Sized_relobj::do_scan_relocs): Likewise.
5369 * icf.cc (is_function_ctor_or_dtor): New function.
5370 (Icf::find_identical_sections): Check if function is ctor or dtor when
5372 * options.h (General_options::icf): Change option to be an enum.
5373 (Icf_status): New enum.
5374 (icf_enabled): New method.
5375 (icf_safe_folding): New method.
5376 (set_icf_status): New method.
5377 (icf_status_): New variable.
5378 * (options.cc) (General_options::finalize): Set icf_status_.
5379 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5380 icf_test and icf_keep_unique_test to use the --icf enum flag.
5381 * testsuite/icf_safe_test.sh: New file.
5382 * testsuite/icf_safe_test.cc: New file.
5384 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5386 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5387 includes to gc.h and icf.h.
5388 * arm.cc: Include gc.h.
5389 * gold.cc: Likewise.
5390 * i386.cc: Likewise.
5391 * powerpc.cc: Likewise.
5392 * sparc.cc: Likewise.
5393 * x86_64.cc: Likewise.
5394 * gc.h: Include icf.h.
5396 2009-10-11 Ian Lance Taylor <iant@google.com>
5398 * plugin.cc: Include "gold.h" before other header files.
5400 2009-10-10 Chris Demetriou <cgd@google.com>
5402 * options.h (Input_file_argument::Input_file_type): New enum.
5403 (Input_file_argument::is_lib_): Replace with...
5404 (Input_file_argument::type_): New member.
5405 (Input_file_argument::Input_file_argument): Take Input_file_type
5406 'type' rather than boolean 'is_lib' as second argument.
5407 (Input_file_argument::is_lib): Use type_.
5408 (Input_file_argument::is_searched_file): New function.
5409 (Input_file_argument::may_need_search): Handle is_searched_file.
5410 * options.cc (General_options::parse_library): Support -l:filename.
5411 (General_options::parse_just_symbols): Update for Input_file_argument
5413 (Command_line::process): Likewise.
5414 * archive.cc (Archive::get_file_and_offset): Likewise.
5415 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5416 * script.cc (read_script_file, script_add_file): Likewise.
5417 * fileread.cc (Input_file::Input_file): Likewise.
5418 (Input_file::will_search_for): Handle is_searched_file.
5419 (Input_file::open): Likewise.
5420 * readsyms.cc (Read_symbols::get_name): Likewise.
5421 * testsuite/Makefile.am (searched_file_test): New test.
5422 * testsuite/Makefile.in: Regenerate.
5423 * testsuite/searched_file_test.cc: New file.
5424 * testsuite/searched_file_test_lib.cc: New file.
5426 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5427 Ian Lance Taylor <iant@google.com>
5429 * descriptor.cc: Include <cstdio> and "binary-io.h".
5430 (Descriptors::open): Open the files in binary mode always.
5431 * script.cc (Lex::get_token): Treat \r as whitespace.
5433 2009-10-09 Ian Lance Taylor <iant@google.com>
5435 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5437 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5438 Ian Lance Taylor <iant@google.com>
5440 * configure.ac: Check for readv function also.
5441 * fileread.cc (readv): Define if not HAVE_READV.
5442 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5444 * config.in: Regenerate.
5445 * configure: Regenerate.
5447 2009-10-09 Doug Kwan <dougkwan@google.com>
5449 * layout.cc (Layout::make_output_section): Call target hook to make
5450 ordinary output section.
5451 (Layout::finalize): Adjust parameter list of call the
5452 Target::may_relax().
5453 * layout.h (class Layout::section_list): New method.
5454 * merge.h (Output_merge_base::entsize): Change visibility to public.
5455 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5457 (Output_merge_string::do_is_string): New method.
5458 * object.cc (Sized_relobj::do_setup): renamed from
5459 Sized_relobj::set_up.
5460 * object.h (Sized_relobj::adjust_shndx,
5461 Sized_relobj::initializ_input_to_output_maps,
5462 Sized_relobj::free_input_to_output_maps): Change visibilities to
5464 (Sized_relobj::setup): Virtualize.
5465 (Sized_relobj::do_setup): New method declaration.
5466 (Sized_relobj::invalidate_section_offset,
5467 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5468 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5469 * options.cc (parse_int): New function.
5470 * options.h (parse_int): New declaration.
5471 (DEFINE_int): New macro.
5472 (stub_group_size): New option.
5473 * output.cc (Output_section::Output_section): Initialize memebers
5474 merge_section_map_, merge_section_by_properties_map_,
5475 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5476 (Output_section::add_input_section): Handled deferred code-fill
5477 generation and remove an old comment.
5478 (Output_section::add_relaxed_input_section): New method definition.
5479 (Output_section::add_merge_input_section): Use merge section by
5480 properties map to speed to search. Update merge section maps
5482 (Output_section::build_relaxation_map): New method definition.
5483 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5485 (Output_section::relax_input_section): Renamed to
5486 Output_section::convert_input_sections_to_relaxed_sections and change
5487 interface to take a vector of pointers to relaxed sections.
5488 (Output_section::find_merge_section,
5489 Output_section::find_relaxed_input_section): New method definitions.
5490 (Output_section::is_input_address_mapped,
5491 Output_section::output_offset, Output_section::output_address):
5492 Use output section data maps to speed up searching.
5493 (Output_section::find_starting_output_address): Add comments.
5494 (Output_section::do_write,
5495 Output_section::write_to_postprocessing_buffer): Do code-fill
5496 generation as appropriate.
5497 (Output_section::get_input_sections): Invalidate relaxed input section
5499 (Output_section::restore_states): Adjust type of checkpoint .
5500 Invalidate relaxed input section map.
5501 * output.h (Output_merge_base): New class declaration.
5502 (Input_section_specifier): New class defintion.
5503 (class Output_relaxed_input_section) Change base class to
5504 Output_section_data_build.
5505 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5506 base class initializer.
5507 (Output_section::add_relaxed_input_section): New method declaration.
5508 (Output_section::Input_section): Change visibility to protected.
5509 (Output_section::Input_section::relobj,
5510 Output_section::Input_section::shndx): Handle relaxed input sections.
5511 Output_section::input_sections) Change visibility to protected. Also
5512 define overload to return a non-const pointer.
5513 (Output_section::Merge_section_properties): New class defintion.
5514 (Output_section::Merge_section_by_properties_map,
5515 Output_section::Output_section_data_by_input_section_map,
5516 Output_section::Relaxation_map): New types.
5517 (Output_section::relax_input_section): Rename method to
5518 Output_section::convert_input_sections_to_relaxed_sections and change
5519 interface to take a vector of relaxed section pointers.
5520 (Output_section::find_merge_section,
5521 Output_section::find_relaxed_input_section,
5522 Output_section::build_relaxation_map,
5523 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5524 New method declarations.
5525 (Output_section::merge_section_map_
5526 Output_section::merge_section_by_properties_map_,
5527 Output_section::relaxed_input_section_map_,
5528 Output_section::is_relaxed_input_section_map_valid_,
5529 Output_section::generate_code_fills_at_write_): New data members.
5530 * script-sections.cc
5531 (Output_section_element_input::set_section_addresses): Call
5532 current_data_size and addralign methods of relaxed input sections.
5533 (Orphan_output_section::set_section_addresses): Call current_data_size
5534 and addralign methods of relaxed input sections.
5535 * symtab.cc (Symbol_table::compute_final_value): Extract template
5536 from the body of Symbol_table::sized_finalize_symbol.
5537 (Symbol_table::sized_finalized_symbol): Call
5538 Symbol_table::compute_final_value.
5539 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5540 (Symbol_table::compute_final_value): New templated method declaration.
5541 * target.cc (Target::do_make_output_section): New method defintion.
5542 * target.h (Target::make_output_section): New method declaration.
5543 (Target::relax): Add more parameters for input objects, symbol table
5544 and layout. Adjust call to do_relax.
5545 (Target::do_make_output_section): New method declaration.
5546 (Target::do_relax): Add parameters for input objects, symbol table
5549 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5551 * pread.c: Include stdio.h.
5553 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5555 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5558 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5560 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5561 Change read_shndx type to unsigned int.
5562 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5564 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5565 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5566 Change read_shndx type to unsigned int.
5567 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5569 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5570 * layout.cc (Layout::create_symtab_sections): Cast the result of
5571 local_symcount * symsize to off_t in the gold_assert.
5573 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5575 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5576 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5578 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5579 (Arm_relocate_functions::thm_abs5): New function.
5580 (Arm_relocate_functions::abs12): New function.
5581 (Arm_relocate_functions::abs16): New function.
5582 (Arm_relocate_functions::base_abs): New function.
5583 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5584 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5585 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5587 (Scan::global): Likewise.
5588 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5589 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5590 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5591 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5594 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5596 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5597 (Arm_relocate_functions::movt_prel): New function.
5598 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5599 (Arm_relocate_functions::thm_movt_prel): New function.
5600 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5601 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5602 (Scan::global, Relocate::relocate): Likewise.
5603 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5605 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5607 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5608 Incremental_checker.
5609 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5611 (class Incremental_inputs_header): New class.
5612 (Incremental_inputs_header_writer): Edit comment.
5613 (Incremental_inputs_entry): New class.
5614 (Incremental_inputs_entry_writer): Edit comment.
5615 (Sized_incremental_binary::do_find_incremental_inputs_section):
5616 Add *strtab_shndx parameter, fill it.
5617 (Sized_incremental_binary::do_check_inputs): New method.
5618 (Incremental_checker::can_incrementally_link_output_file): Use
5619 Sized_incremental_binary::check_inputs.
5620 (Incremental_inputs::report_command_line): Save command line in
5623 (Incremental_binary::find_incremental_inputs_section): New
5625 (Incremental_binary::do_find_incremental_inputs_section): Add
5626 strtab_shndx parameter.
5627 (Incremental_binary::do_check_inputs): New pure virtual method.
5628 (Sized_incremental_binary::do_check_inputs): Declare.
5629 (Incremental_checker::Incremental_checker): Add incremental_inputs
5630 parameter, use it to initialize incremental_inputs_.
5631 (Incremental_checker::incremental_inputs_): New field.
5632 (Incremental_checker::command_line): New method.
5633 (Incremental_checker::inputs): New method.
5634 (Incremental_checker::command_line_): New field.
5636 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5638 * incremental.cc: Include <cstdarg> and "target-select.h".
5639 (vexplain_no_incremental): New function.
5640 (explain_no_incremental): New function.
5641 (Incremental_binary::error): New method.
5642 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5644 (make_sized_incremental_binary): New function.
5645 (open_incremental_binary): New function.
5646 (can_incrementally_link_file): Add checks if output is ELF and has
5648 * incremental.h: Include "elfcpp_file.h" and "output.h".
5649 (Incremental_binary): New class.
5650 (Sized_incremental_binary): New class.
5651 (open_incremental_binary): Declare.
5652 * object.cc (is_elf_object): Use
5653 elfcpp::Elf_recognizer::is_elf_file.
5654 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5655 * output.h (Output_file::filesize): New method.
5657 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5659 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5661 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5662 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5664 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5666 (Arm_relocate_functions::movw_abs_nc): New function.
5667 (Arm_relocate_functions::movt_abs): New function.
5668 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5669 (Arm_relocate_functions::thm_movt_abs): New function.
5670 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5671 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5672 (Scan::global): Likewise.
5673 (Relocate::relocate): Likewise.
5674 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5676 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5678 * arm.cc (Arm_relocate_functions::got_prel) New function.
5679 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5680 (Relocate::relocate): Likewise.
5681 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5683 2009-10-06 Ian Lance Taylor <iant@google.com>
5685 * options.h (class General_options): Define
5686 split_stack_adjust_size parameter.
5687 * object.h (class Object): Add uses_split_stack_ and
5688 has_no_split_stack_ fields. Add uses_split_stack and
5689 has_no_split_stack accessor functions. Declare
5690 handle_split_stack_section.
5691 (class Reloc_symbol_changes): Define.
5692 (class Sized_relobj): Define Function_offsets. Declare
5693 split_stack_adjust, split_stack_adjust_reltype, and
5695 * object.cc (Object::handle_split_stack_section): New function.
5696 (Sized_relobj::do_layout): Call handle_split_stack_section.
5697 * dynobj.cc (Sized_dynobj::do_layout): Call
5698 handle_split_stack_section.
5699 * reloc.cc (Sized_relobj::relocate_sections): Call
5700 split_stack_adjust for executable sections in split_stack
5701 objects. Pass reloc_map to relocate_section.
5702 (Sized_relobj::split_stack_adjust): New function.
5703 (Sized_relobj::split_stack_adjust_reltype): New function.
5704 (Sized_relobj::find_functions): New function.
5705 * target-reloc.h: Include "object.h".
5706 (relocate_section): Add reloc_symbol_changes parameter. Change
5708 * target.h (class Target): Add calls_non_split method. Declare
5709 do_calls_non_split virtual method. Declare match_view and
5711 * target.cc: Include "elfcpp.h".
5712 (Target::do_calls_non_split): New function.
5713 (Target::match_view): New function.
5714 (Target::set_view_to_nop): New function.
5715 * gold.cc (queue_middle_tasks): Give an error if mixing
5716 split-stack and non-split-stack objects with -r.
5717 * i386.cc (Target_i386::relocate_section): Add
5718 reloc_symbol_changes parameter.
5719 (Target_i386::do_calls_non_split): New function.
5720 * x86_64.cc (Target_x86_64::relocate_section): Add
5721 reloc_symbol_changes parameter.
5722 (Target_x86_64::do_calls_non_split): New function.
5723 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5725 * powerpc.cc (Target_powerpc::relocate_section): Add
5726 reloc_symbol_changes parameter.
5727 * sparc.cc (Target_sparc::relocate_section): Add
5728 reloc_symbol_changes parameter.
5729 * configure.ac: Call AM_CONDITIONAL for the default target.
5730 * configure: Rebuild.
5731 * testsuite/Makefile.am (TEST_AS): New variable.
5732 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5733 (check_DATA): Add split_i386 and split_x86_64 files.
5734 (SPLIT_DEFSYMS): Define.
5735 (split_i386_[1234n].o): New targets.
5736 (split_i386_[124]): New targets.
5737 (split_i386_[1234r].stdout): New targets.
5738 (split_x86_64_[1234n].o): New targets.
5739 (split_x86_64_[124]): New targets.
5740 (split_x86_64_[1234r].stdout): New targets.
5741 (MOSTLYCLEANFILES): Add new executables.
5742 * testsuite/split_i386.sh: New file.
5743 * testsuite/split_x86_64.sh: New file.
5744 * testsuite/split_i386_1.s: New file.
5745 * testsuite/split_i386_2.s: New file.
5746 * testsuite/split_i386_3.s: New file.
5747 * testsuite/split_i386_4.s: New file.
5748 * testsuite/split_i386_n.s: New file.
5749 * testsuite/split_x86_64_1.s: New file.
5750 * testsuite/split_x86_64_2.s: New file.
5751 * testsuite/split_x86_64_3.s: New file.
5752 * testsuite/split_x86_64_4.s: New file.
5753 * testsuite/split_x86_64_n.s: New file.
5754 * testsuite/testfile.cc (Target_test): Update relocation_section
5756 * testsuite/Makefile.in: Rebuild.
5758 2009-10-06 Ian Lance Taylor <iant@google.com>
5760 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5761 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5762 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5763 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5764 the address on ldo_addrs_.
5765 (Target_i386::Relocate::fix_up_ldo): New function.
5767 2009-10-06 Rafael Espindola <espindola@google.com>
5769 * plugin.cc (add_input_library): New.
5770 (Plugin::load): Add add_input_library to tv.
5771 (Plugin_manager::add_input_file): Add the is_lib argument.
5772 (add_input_file): Update call to Plugin_manager::add_input_file.
5773 (add_input_library): New.
5774 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5776 2009-09-30 Doug Kwan <dougkwan@google.com>
5778 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5779 symbol and call Symbol::may_need_copy_reloc to determine if
5780 a copy reloc is needed.
5781 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5782 nocopyreloc is given in command line.
5783 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5784 given in command line.
5785 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5786 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5787 of the removed Target_i386::may_need_copy_reloc.
5788 * options.h (copyreloc): New option with default value false.
5789 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5790 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5791 instead of the removed Target_powerpc::may_need_copy_reloc.
5792 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5793 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5794 instead of the removed Target_sparc::may_need_copy_reloc.
5795 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5796 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5797 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5798 instead of the removed Target_x86_64::may_need_copy_reloc.
5800 2009-09-30 Ian Lance Taylor <iant@google.com>
5802 * object.h (class Object): Remove target_ field, and target,
5803 sized_target, and set_target methods.
5804 (Object::sized_target): Remove.
5805 (class Sized_relobj): Update declarations. Remove sized_target.
5806 * object.cc (Sized_relobj::setup): Remove target parameter.
5808 (Input_objects::add_object): Don't do anything with the target.
5809 (make_elf_sized_object): Add punconfigured parameter. Change all
5810 callers. Set or test parameter target.
5811 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5813 * parameters.cc (Parameters::set_target): Change parameter type to
5815 (Parameters::default_target): Remove.
5816 (set_parameters_target): Change parameter type to be non-const.
5817 (parameters_force_valid_target): New function.
5818 (parameters_clear_target): New function.
5819 * parameters.h (class Parameters): Update declarations. Remove
5820 default_target method. Add sized_target and clear_target
5821 methods. Change target_ to be non-const.
5822 (set_parameters_target): Update declaration.
5823 (parameters_force_valid_target): Declare.
5824 (parameters_clear_target): Declare.
5825 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5826 as NULL if we aren't searching.
5827 (Add_symbols::run): Don't check for compatible target.
5828 * fileread.cc (Input_file::open_binary): Call
5829 parameters_force_valid_target.
5830 * gold.cc (queue_middle_tasks): Likewise.
5831 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5832 set_target on object.
5833 * dynobj.h (class Sized_dynobj): Update declarations.
5834 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5835 make_elf_object returns NULL.
5836 (Archive::include_member): Don't check whether object target is
5838 * output.cc (Output_section::add_input_section): Get target from
5840 (Output_section::relax_input_section): Likewise.
5841 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5843 (Sized_relobj::do_scan_relocs): Likewise.
5844 (Sized_relobj::relocate_sections): Likewise.
5845 * resolve.cc (Symbol_table::resolve): Likewise.
5846 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5847 parameter. Change all callers.
5848 (Symbol_table::add_from_object): Get target from parameters.
5849 (Symbol_table::add_from_relobj): Don't check object target.
5850 (Symbol_table::add_from_dynobj): Likewise.
5851 (Symbol_table::define_special_symbol): Get target from
5853 * symtab.h (class Symbol_table): Update declaration.
5854 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5855 parameter. Change all callers. Clear parameter target.
5856 (Binary_test): Test target here.
5857 * testsuite/object_unittest.cc (gold_testsuite): Remove
5858 target_test_pointer parameter. Change all callers.
5859 (Object_test): Test target here.
5861 2009-09-26 Ian Lance Taylor <iant@google.com>
5863 * testsuite/initpri1.c: Don't try to use constructor priorities if
5864 compiling with gcc before 4.3.
5866 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5868 * testsuite/retain_symbols_file_test.sh (check_present): Change
5869 output file name to retain_symbols_file_test.stdout.
5870 (check_absent): Likewise.
5872 2009-09-18 Craig Silverstein <csilvers@google.com>
5874 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5875 * options.cc: Include <cerrno> and <fstream>.
5876 (General_options::finalize): Parse -retain-symbols-file tag.
5877 * options.h: New flag.
5878 (General_options): New method should_retain_symbol, new
5879 variable symbols_to_retain.
5880 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5881 should_retain_symbol map.
5882 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5883 * testsuite/Makefile.in: Regenerate.
5884 * testsuite/retain_symbols_file_test.sh: New file.
5886 2009-09-18 Nick Clifton <nickc@redhat.com>
5888 * po/es.po: Updated Spanish translation.
5890 2009-09-17 Doug Kwan <dougkwan@google.com>
5892 * debug.h (DEBUG_RELAXATION): New constant.
5893 (DEBUG_ALL): Add DEBUG_RELAXATION.
5894 (debug_string_to_enum): Add relaxation debug option.
5896 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5897 Layout::Relaxation_debug_check::read_sections,
5898 Layout::Relaxation_debug_check::read_sections): New method definitions.
5899 (Layout::Layout): Initialize data members
5900 record_output_section_data_from_scrips_,
5901 script_output_section_data_list_ and relaxation_debug_check_.
5902 (Layout::save_segments, Layout::restore_segments,
5903 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5904 Layout::relaxation_loop_body): New method definitions.
5905 (Layout::finalize): Support relaxation. Move section layout code to
5906 Layout::relaxation_loop_body.
5907 (Layout::set_asection_address_from_script): Move code for orphan
5908 section placement out.
5909 (Layout::place_orphan_sections_in_script): New method definition.
5910 * layout.h (Output_segment_headers, Output_file_header):
5911 New forward class declarations.
5912 (Layout::~Layout): Define.
5913 (Layout::new_output_section_data_from_script): New method definition.
5914 (Layout::place_orphan_sections_in_script): New method declaration.
5915 (Layout::Segment_states): New type declaration.
5916 (Layout::save_segments, Layout::restore_segments,
5917 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5918 Layout::relaxation_loop_body): New method declarations.
5919 (Layout::Output_section_data_list): New type declaration.
5920 (Layout::Relaxation_debug_check): New class definition.
5921 (Layout::record_output_section_data_from_script_,
5922 Layout::script_output_section_data_list_, Layout::segment_states_,
5923 Layout::relaxation_debug_check_): New data members.
5924 * output.cc: (Output_section_headers::do_size): New method definition.
5925 (Output_section_headers::Output_section_headers): Move size
5926 computation to Output_section_headers::do_size.
5927 (Output_segment_headers::do_size): New method definition.
5928 (Output_file_header::Output_file_header): Move size computation to
5929 Output_file_header::do_size and call it.
5930 (Output_file_header::do_size): New method definition.
5931 (Output_data_group::Output_data_group): Adjust call to
5932 Output_section_data.
5933 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5934 (Output_symtab_xindex::do_write): Add array bound check.
5935 (Output_section::Input_section::print_to_mapfile): Handle
5936 RELAXED_INPUT_SECTION_CODE.
5937 (Output_section::Output_section): Initialize data member checkpoint_.
5938 (Output_section::~Output_section): Delete checkpoint object pointed
5940 (Output_section::add_input_section): Always add an Input_section if
5942 (Output_section::add_merge_input_section): Add assert.
5943 (Output_section::relax_input_section): New method definition.
5944 (Output_section::set_final_data_size): Set load address to zero for
5945 an unallocated section.
5946 (Output_section::do_address_and_file_offset_have_reset_values):
5947 New method definition.
5948 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5949 Handle relaxed input section.
5950 (Output_section::sort_attached_input_sections): Checkpoint input
5951 section list lazily.
5952 (Output_section::get_input_sections): Change type of input_sections to
5953 list of Simple_input_section pointers. Checkpoint input section list
5954 lazily. Also handle relaxed input sections.
5955 (Output_section::add_input_section_for_script): Take a reference to
5956 a Simple_input_section object instead of Relobj pointer and section
5957 index as parameter. Handle relaxed input sections.
5958 (Output_section::save_states, Output_section::restore_states): New
5960 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5961 (Output_data::is_data_size_fixed): New method definition.
5962 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5964 (Output_data::address_and_file_offset_have_reset_values): New method
5966 (Output_data::do_address_and_file_offset_have_reset_values): New method
5968 (Output_data::set_data_size): Check that data size is not fixed.
5969 (Output_data::fix_data_size): New method definition.
5970 (Output_data::is_data_size_fixed_): New data member.
5971 (Output_section_headers::set_final_data_size): New method definition.
5972 (Output_section_headers::do_size): New method declaration.
5973 (Output_segment_headers::set_final_data_size): New method definition.
5974 (Output_segment_headers::do_size): New method declaration.
5975 (Output_file_header::set_final_data_size)::New method definition.
5976 (Output_file_header::do_size)::New method declaration.
5977 (Output_section_data::Output_section_data): Add new parameter
5978 is_data_size_fixed and use it to fix data size.
5979 (Output_data_const::Output_data_const): Adjust call to base class
5980 constructor and fix data size.
5981 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5982 base class constructor and fix data size.
5983 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5984 base class constructor and fix data size.
5985 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5986 class constructor and fix data size.
5987 (Output_data_group::set_final_data_size): New method definition.
5988 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5989 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5990 class constructor and fix data size.
5991 (Output_relaxed_input_section): New class definition.
5992 (Output_section::Simple_input_section): New class definition.
5993 (Output_section::get_input_sections): Adjust parameter list.
5994 (Output_section::add_input_section_for_script): Same.
5995 (Output_section::save_states, Output_section::restore_states,
5996 Output_section::do_address_and_file_offset_have_reset_values,
5997 (Output_section::Input_section::Input_section): Handle
5998 RELAXED_INPUT_SECTION_CODE. Add new overload for
5999 Output_relaxed_input_section.
6000 (Output_section::Input_section::is_input_section,
6001 Output_section::Input_section::set_output_section): Handle relaxed
6003 (Output_section::Input_section::is_relaxed_input_section,
6004 Output_section::Input_section::output_section_data,
6005 Output_section::Input_section::relaxed_input_section): New method
6007 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6009 (Output_section::Input_section::u1_): Update comments.
6010 (Output_section::Input_section::u2_): Add new union member poris.
6011 (Output_section::Checkpoint_output_section): New classs definition.
6012 (Output_section::relax_input_section): New method declaration.
6013 (Output_section::checkpoint_): New data member.
6014 (Output_segment): Update comments.
6015 (Output_segment::Output_segment): Un-privatize copy constructor.
6016 (Output_segment::operator=): Un-privatize.
6017 * script-sections.cc (Output_section_element::Input_section_list):
6018 Change element type to Output_section::Simple_input_section.
6019 (Output_section_element_dot_assignment::set_section_addresses):
6020 Register output section data for relaxation clean up.
6021 (Output_data_exression::Output_data_expression): Adjust call to base
6022 constructor to fix data size.
6023 (Output_section_element_data::set_section_addresses): Register
6024 Output_data_expression object for relaxation clean up.
6025 (struct Input_section_info): Replace Relobj pointer and section index
6026 pair with Output_section::Simple_input_section and Convert struct to a
6028 (Input_section_sorter::operator()): Adjust access to
6029 Input_section_info data member to use accessors.
6030 (Output_section_element_input::set_section_addresses): Use layout
6031 parameter. Adjust code to use Output_section::Simple_input_section
6032 and Input_secction_info classes. Register filler for relaxation
6034 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6035 and section index pair with Output_section::Simple_input_section
6036 class. Adjust code accordingly.
6037 (Phdrs_element::release_segment): New method definition.
6038 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6040 (Script_sections::release_segments): New method definition.
6041 * gold/script-sections.h (Script_sections::release_segments): New
6043 * gold/target.h (Target::may_relax, Target::relax,
6044 Target::do_may_relax, Target::do_relax): New method definitions.
6046 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6048 * arm.cc (has_signed_unsigned_overflow): New function.
6049 (Arm_relocate_functions::abs8): New function.
6050 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6051 (Target_arm::Scan::global): Likewise.
6052 (Target_arm::relocate::relocate): Likewise.
6053 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6056 2009-09-16 Cary Coutant <ccoutant@google.com>
6058 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6059 * testsuite/Makefile.in: Regenerate.
6061 2009-09-11 Nick Clifton <nickc@redhat.com>
6063 * po/gold.pot: Updated by the Translation project.
6065 2009-09-08 Cary Coutant <ccoutant@google.com>
6067 * output.cc (Output_file::open): Add execute permission to empty file.
6068 * testsuite/Makefile.am (permission_test): New test.
6069 * testsuite/Makefile.in: Regenerate.
6071 2009-09-02 Ian Lance Taylor <iant@google.com>
6073 * output.cc (Output_file::resize): Call map_no_anonymous rather
6076 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6078 * gold.cc: Include "incremental.h".
6079 (queue_initial_tasks): Call Incremental_checker methods.
6080 * incremental.cc: Include "output.h".
6081 (Incremental_checker::can_incrementally_link_output_file): New
6083 * incremental.h (Incremental_checker): New class.
6085 * output.cc (Output_file::open_for_modification): New method.
6086 (Output_file::map_anonymous): Changed return type to bool. Record
6088 (Output_file::map_no_anonymous): New method, broken out of map.
6089 (Output_file::map): Use map_no_anonymous and map_anonymous.
6090 * output.h (class Output_file): Update declarations.
6092 2009-08-24 Cary Coutant <ccoutant@google.com>
6094 * options.h (Command_line::Pre_options): New class.
6095 (Command_line::pre_options): New member.
6096 * options.cc (gold::options::ready_to_register): New variable.
6097 (One_option::register_option): Do nothing if not registering options.
6098 Assert if same short option registered twice.
6099 (General_options::General_options): Turn off option registration when
6101 (Command_line::Pre_options::Pre_options): New constructor.
6103 2009-08-24 Cary Coutant <ccoutant@google.com>
6105 * options.h (General_options::no_keep_memory): Remove incorrect
6108 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6110 * Makefile.am (am__skiplex, am__skipyacc): New.
6111 * Makefile.in: Regenerate.
6113 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6115 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6116 (INCLUDES): ... this.
6117 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6118 (AM_CPPFLAGS): Renamed from ...
6119 (INCLUDE): ... this.
6120 * Makefile.in, testsuite/Makefile.in: Regenerate.
6122 * Makefile.in: Regenerate.
6123 * aclocal.m4: Likewise.
6124 * config.in: Likewise.
6125 * configure: Likewise.
6126 * testsuite/Makefile.in: Likewise.
6128 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6129 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6130 * Makefile.in: Regenerate.
6131 * testsuite/Makefile.in: Regenerate.
6133 2009-08-19 Cary Coutant <ccoutant@google.com>
6135 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6136 symbols in shared libraries overridden by hidden or internal symbols
6137 in the main program.
6139 2009-08-19 Chris Demetriou <cgd@google.com>
6141 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6142 checking source file names in error messages.
6144 2009-08-18 Doug Kwan <dougkwan@google.com>
6146 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6147 an elcpp::Ehdr as parameter. Adjust call to set_target.
6148 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6149 an elfcpp::Ehdr as parameter.
6150 * object.cc (Object::set_target): Remove the version that looks up
6151 a target and sets it.
6152 (Sized_relobj::setup): Take a Target object instead of
6153 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6154 (make_elf_sized_object): Find target and ask target to
6156 * object.h: (Object::set_target): Remove the version that looks up
6157 a target and sets it.
6158 (Sized_relobj::setup): Take a Target object instead of
6159 an elfcpp:Ehdr as parameter.
6160 * target.cc: Include dynobj.h.
6161 (Target::do_make_elf_object_implementation): New.
6162 (Target::do_make_elf_object): New.
6163 * target.h (Target::make_elf_object): New template declaration.
6164 (Target::do_make_elf_object): New method declarations.
6165 (Target::do_make_elf_object_implementation): New template declaration.
6167 2009-08-14 Ian Lance Taylor <iant@google.com>
6169 * gold.h (FUNCTION_NAME): Define.
6170 (gold_unreachable): Use FUNCTION_NAME.
6172 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6174 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6175 symbol in the --keep-unique list is not found.
6177 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6179 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6180 been maked as --keep-unique.
6181 (Icf::unfold_section): New function.
6182 * icf.h (Icf::unfold_section): New function.
6183 * options.h (General_options::keep_unique): New option.
6184 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6185 * testsuite/Makefile.in: Regenerate.
6186 * testsuite/icf_keep_unique_test.sh: New file.
6187 * testsuite/icf_keep_unique_test.cc: New file.
6189 2009-08-12 Cary Coutant <ccoutant@google.com>
6192 * resolve.cc (Symbol_table::resolve): Check for references from
6193 dynamic objects to hidden and internal symbols.
6194 * testsuite/Makefile.am (hidden_test.sh): New test.
6195 * testsuite/Makefile.in: Regenerate.
6196 * testsuite/hidden_test.sh: New script.
6197 * testsuite/hidden_test_1.c: New test source.
6198 * testsuite/hidden_test_main.c: New test source.
6200 2009-08-11 Doug Kwan <dougkwan@google.com>
6202 * arm.cc: Update comments.
6203 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6204 segment to locate the .ARM.exidx section if present.
6206 2009-08-09 Doug Kwan <dougkwan@google.com>
6208 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6211 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6212 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6215 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6217 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6218 valid tls_segment only for non-debug-section relocations.
6219 * testsuite/Makefile.am: Add gc_tls_test.
6220 * testsuite/Makefile.in: Regenerate.
6221 * testsuite/gc_tls_test.cc: New file.
6222 * testsuite/gc_tls_test.sh: New file.
6224 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6228 * Makefile.am (CCFILES): Add icf.cc.
6230 * Makefile.in: Regenerate.
6231 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6232 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6233 section, symbol and addend information for the relocs.
6234 * gold.cc (queue_middle_tasks): Call identical code folding.
6235 * gold.h: Add defines for multimap.
6236 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6237 to the call of finalize_local_symbols.
6238 * main.cc (main): Create object of class Icf.
6239 * object.cc (Sized_relobj::do_layout): Allow this function to be
6240 called twice during icf.
6241 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6242 to sections marked as identical by icf.
6243 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6245 (Sized_relobj::do_section_entsize): New function.
6246 * object.h (Object::section_entsize): New function.
6247 (Object::do_section_entsize): New pure virtual function.
6248 (Relobj::finalize_local_symbols): Add new parameter.
6249 (Relobj::do_section_entsize): New function.
6250 * options.h (General_options::icf): New option.
6251 (General_options::icf_iterations): New option.
6252 (General_options::print_icf_sections): New option.
6253 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6254 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6255 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6257 * symtab.cc (Symbol_table::is_section_folded): New function.
6258 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6259 to sections marked as identical by icf.
6260 * symtab.h (Symbol_table::set_icf): New function.
6261 (Symbol_table::icf): New function.
6262 (Symbol_table::is_section_folded): New function.
6263 (Symbol_table::icf_): New data member.
6264 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6265 * testsuite/Makefile.am: Add commands to build icf_test.
6266 * testsuite/Makefile.in: Regenerate.
6267 * testsuite/icf_test.sh: New file.
6268 * testsuite/icf_test.cc: New file.
6270 2009-07-24 Chris Demetriou <cgd@google.com>
6272 * layout.cc (is_compressible_debug_section): Fix incorrect
6273 comment about compressed section names.
6275 2009-07-20 Ian Lance Taylor <ian@airs.com>
6278 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6280 2009-07-16 Ian Lance Taylor <iant@google.com>
6283 * layout.h: #include <map>.
6284 (class Kept_section): Change from struct to class. Add accessors
6285 and setters. Add section size to Comdat_group mapping. Change
6286 Comdat_group to std::map. Add is_comdat_ field. Add
6287 linkonce_size field in union.
6288 (class Layout): Update declaration of find_or_add_kept_section.
6289 Don't declare find_kept_object.
6290 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6291 parameter. Add object, shndx, is_comdat, and is_group_name
6292 parameters. Change all callers. Adjust for new Kept_section.
6293 (Layout::find_kept_object): Remove.
6294 * object.cc (Sized_relobj::include_section_group): Update use of
6295 Kept_section. Rename secnum to shndx. Only record
6296 Kept_comdat_section if sections are the same size.
6297 (Sized_relobj::include_linkonce_section): Update use of
6298 Kept_section. Only record Kept_comdat_section if sections are the
6299 same size. Set size of linkonce section.
6300 (Sized_relobj::map_to_kept_section): Update call to
6301 get_kept_comdat_section.
6302 * object.h (class Sized_relobj): Rename fields in
6303 Kept_comdat_section to drop trailing underscores; change object
6304 field to Relobj*. Change Kept_comdat_section_table to store
6305 struct rather than pointer.
6306 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6307 Add kept_object and kept_shndx parameters. Change all callers.
6308 (Sized_relobj::get_kept_comdat_section): Change return type to
6309 bool. Add kept_object and kept_shndx parameters. Change all
6311 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6312 Layout::find_or_add_kept_section.
6314 2009-07-09 Ian Lance Taylor <iant@google.com>
6316 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6317 Reserve space in the hash table.
6319 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6321 * fileread.cc (File_read::get_mtime): New method.
6322 * fileread.h (Timespec): New structure.
6323 (File_read::get_mtime): New method.
6324 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6325 Renamed from timestamp_nsec.
6326 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6328 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6330 (Incremental_inputs::report_archive): Save mtime; style fix.
6331 (Incremental_inputs::report_obejct): Save mtime; style fix.
6332 (Incremental_inputs::report_script): Save mtime; style fix.
6333 (Incremental_inputs::finalize_inputs): Style fix.
6334 (Incremental_inputs::finalize): Style fix.
6335 (Incremental_inputs::create_input_section_data): Store inputs
6337 * incremental.h (Incremental_inputs::report_script): Add mtime
6339 (Incremental_inputs::Input_info::Input_info): Intialize only one
6341 (Incremental_inputs::Input_info::archive): Move to nameless
6343 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6344 (Incremental_inputs::Input_info::script): Move to nameless union.
6345 (Incremental_inputs::mtime): New field.
6346 * script.cc (read_input_script): Pass file mtime to
6348 * script.h (Script_info::inputs): Style fix.
6350 2009-07-01 Ian Lance Taylor <ian@airs.com>
6352 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6355 2009-06-24 Ian Lance Taylor <iant@google.com>
6358 * layout.cc (Layout::choose_output_section): If we find an
6359 existing section, update the flags.
6360 (Layout::create_notes): New function, broken out of
6362 (Layout::finalize): Don't create note sections.
6363 (Layout::create_note): Don't crash if linker script discards
6365 (Layout::create_gold_note): Likewise.
6366 (Layout::create_build_id): Likewise. Don't set
6367 after_input_sections on the section.
6368 (Layout::create_executable_stack_info): Remove target parameter.
6370 * layout.h (class Layout): Declare create_notes. Update
6371 declaration of create_executable_stack_info.
6372 * gold.cc (queue_middle_tasks): Call create_notes.
6373 * output.cc (Output_section::update_flags_for_input_section): Move
6374 here from output.h. If SHF_ALLOC flag is newly set, mark address
6376 * output.h (Output_data::mark_address_invalid): New function.
6377 (class Output_section): Only declare, not define,
6378 update_flags_for_input_section. Remove set_flags.
6380 2009-06-24 Ian Lance Taylor <iant@google.com>
6382 * script-sections.cc (Output_section_definition::
6383 set_section_addresses): Rename shadowing local load_address to
6386 2009-06-24 Ian Lance Taylor <iant@google.com>
6389 * reloc.cc (relocate_sections): Skip empty relocation sections.
6391 2009-06-23 Ian Lance Taylor <iant@google.com>
6394 * layout.cc (Layout::create_note): Use choose_output_section
6395 rather than make_output_section.
6397 2009-06-23 Ian Lance Taylor <iant@google.com>
6400 * options.cc (General_options::parse_V): Set printed_version_.
6401 (General_options::General_options): Initialize printed_version_.
6402 * options.h (class General_options): Add printed_version_ field.
6403 * gold.cc (queue_initial_tasks): If there are no input files,
6404 don't give a fatal error if we printed the version information.
6405 (queue_middle_tasks): If using -r with a shared object, give a
6406 fatal error rather than an ordinary error.
6408 2009-06-23 Ian Lance Taylor <iant@google.com>
6411 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6412 (Layout::make_output_section): Set have_stabstr_section_ if we see
6413 a .stab*str section.
6414 (Layout::finalize): Call link_stabs_sections.
6415 (Layout::link_stabs_sections): New file.
6416 * layout.h (class Layout): Add have_stabstr_section_ field.
6417 Declare link_stabs_sections.
6419 2009-06-23 Doug Kwan <dougkwan@google.com>
6421 * Makefile.am (libgold_a_LIBADD): New.
6422 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6423 * Makefile.in: Regenerate.
6424 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6425 * configure: Regenerate.
6426 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6427 * fileread.cc: Include sys/state.h
6428 * gold.h: Declare memmem and strndup if found missing.
6429 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6431 2009-06-23 Ian Lance Taylor <iant@google.com>
6433 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6434 * configure: Rebuild.
6436 2009-06-23 Ian Lance Taylor <iant@google.com>
6439 * object.cc (Object::section_contents): Don't try to get a view if
6440 the section has length zero.
6441 (Object::handle_gnu_warning_section): If the section is empty, use
6442 the name of the section as the warning.
6444 2009-06-23 Ian Lance Taylor <iant@google.com>
6447 * stringpool.h (class Stringpool_template): Add optimize_ field.
6448 (Stringpool_template::set_optimize): New function.
6449 * stringpool.cc (Stringpool_template::Stringpool_template):
6450 Initialize optimize_ field.
6451 (Stringpool_template::set_string_offsets): Test local optimize
6452 fild rather than parameter.
6453 * layout.cc (Layout::Layout): Call set_optimize on the section
6456 2009-06-22 Ian Lance Taylor <iant@google.com>
6459 * yyscript.y: Parse TARGET.
6460 * script.cc (script_set_target): New function.
6461 * script-c.h (script_set_target): Declare.
6462 * options.cc (General_options::string_to_object_format): Rename
6463 from string_to_object_format in anonymous namespace. Change
6465 * options.h (class General_options): Declare
6466 string_to_object_format.
6468 2009-06-22 Ian Lance Taylor <iant@google.com>
6470 * script-sections.cc (Script_sections::create_segments): Don't put
6471 program headers in a PT_LOAD segment if -n or -N.
6473 2009-06-22 Ian Lance Taylor <iant@google.com>
6476 * options.h (class General_options): Add -z lazy and -z now. Sort
6477 -z options into alphabetical order.
6478 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6480 2009-06-21 Ian Lance Taylor <iant@google.com>
6482 * layout.cc (Layout::make_output_section): Call
6483 Target::new_output_section.
6484 (Layout::attach_allocated_section_to_segment): Put large section
6485 sections in a separate load segment with the large segment flag
6487 (Layout::segment_precedes): Sort large data segments after other
6489 (align_file_offset): New static function.
6490 (Layout::set_segment_offsets): Use align_file_offset.
6491 * output.h (class Output_section): Add is_small_section_ and
6492 is_large_section_ fields.
6493 (Output_section::is_small_section): New function.
6494 (Output_section::set_is_small_section): New function.
6495 (Output_section::is_large_section): New function.
6496 (Output_section::set_is_large_section): New function.
6497 (Output_section::is_large_data_section): New function.
6498 (class Output_segment): Add is_large_data_segment_ field.
6499 (Output_segment::is_large_data_segment): New function.
6500 (Output_segment::set_is_large_data_segment): New function.
6501 * output.cc (Output_section::Output_section): Initialize new
6503 (Output_segment::Output_segment): Likewise.
6504 (Output_segment::add_output_section): Add assertion that large
6505 data sections always go in large data segments. Force small data
6506 sections to the end of the list of data sections. Force small BSS
6507 sections to the start of the list of BSS sections. For large BSS
6508 sections to the end of the list of BSS sections.
6509 * symtab.h (class Symbol): Declare is_common_shndx.
6510 (Symbol::is_defined): Check Symbol::is_common_shndx.
6511 (Symbol::is_common): Likewise.
6512 (class Symbol_table): Define enum Commons_section_type. Update
6513 declarations. Add small_commons_ and large_commons_ fields.
6514 * symtab.cc (Symbol::is_common_shndx): New function.
6515 (Symbol_table::Symbol_table): Initialize new fields.
6516 (Symbol_table::add_from_object): Put small and large common
6517 symbols in the right list.
6518 (Symbol_table::sized_finalized_symbol): Check
6519 Symbol::is_common_shndx.
6520 (Symbol_table::sized_write_globals): Likewise.
6521 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6522 common symbol lists. Don't call do_allocate_commons_list if the
6524 (Symbol_table::do_allocate_commons_list): Remove is_tls
6525 parameter. Add comons_section_type parameter. Change all
6526 callers. Handle small and large common symbols.
6527 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6528 Symbol::is_common_shndx.
6529 * resolve.cc (symbol_to_bits): Likewise.
6530 * target.h (Target::small_common_shndx): New function.
6531 (Target::small_common_section_flags): New function.
6532 (Target::large_common_shndx): New function.
6533 (Target::large_common_section_flags): New function.
6534 (Target::new_output_section): New function.
6535 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6536 small_common_section_flags, and large_common_section_flags
6538 (Target::do_new_output_section): New virtual function.
6539 * arm.cc (Target_arm::arm_info): Initialize new fields.
6540 * i386.cc (Target_i386::i386_info): Likewise.
6541 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6543 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6544 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6545 (Target_x86_64::do_new_output_section): New function.
6546 * configure.ac: Define conditional MCMODEL_MEDIUM.
6547 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6548 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6549 (large_LDFLAGS): Define.
6550 * testsuite/large.c: New file.
6551 * testsuite/testfile.cc (Target_test::test_target_info):
6552 Initialize new fields.
6553 * configure, testsuite/Makefile.in: Rebuild.
6555 2009-06-05 Doug Kwan <dougkwan@google.com>
6557 * Makefile.am (CCFILES): Add target.cc.
6558 * Makefile.in: Regenerate.
6559 * i386.cc (class Target_i386): Define new virtual method to
6560 override do_is_local_label_name in parent.
6561 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6562 local symbols if --discard-locals or -X is given.
6563 * options.h (class General_options): Declare new options
6564 '--discard-locals' and '-X' for discarding locals.
6565 * target.h (class Target): Define new methods is_local_label_name.
6566 Declare new virtual method do_is_local_label_name.
6567 * target.cc: New file.
6568 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6569 (check_SCRIPTS): Add discard_locals_test.sh.
6570 (check_DATA): Add discard_local_tests.syms.
6571 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6572 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6573 * testsuite/Makefile.in: Regenerate.
6574 * testsuite/discard_locals_test.c: New file.
6575 * testsuite/discard_locals_test.sh: Same.
6577 2009-06-05 Doug Kwan <dougkwan@google.com>
6579 * object.cc (Sized_relobj::Sized_relobj): Initialize
6580 discarded_eh_frame_shndx_ to -1U.
6581 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6583 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6584 a discarded .eh_frame section.
6585 (Sized_relobj::do_finalize_local_symbols): Ditto.
6586 * object.h (class Sized_relobj): Declare new member
6587 discarded_eh_frame_shndx_.
6588 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6589 (local_labels_test.o, local_labels_test): New rules.
6590 * testsuite/Makefile.in: Regenerate.
6592 2009-06-04 Doug Kwan <dougkwan@google.com>
6594 * layout.cc (Layout::section_name_mapping): Add mapping for
6595 special ARM sections.
6597 2009-06-03 Doug Kwan <dougkwan@google.com>
6599 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6600 (utils::has_overflow): Same.
6602 2009-06-03 Ian Lance Taylor <iant@google.com>
6604 * layout.cc (Layout::section_name_mapping): New array, replacing
6605 Layout::linkonce_mapping.
6606 (Layout::section_name_mapping_count): New variable, replacing
6607 Layout::linkonce_mapping_count.
6608 (Layout::linkonce_output_name): Remove.
6609 (Layout::output_section_name): Rewrite.
6610 * layout.h (class Layout): Rename Linkonce_mapping to
6611 Section_name_mapping, linkonce_mapping to section_name_mapping,
6612 linkonce_mapping_count to section_name_mapping_count. Don't
6613 declare linkonce_output_name.
6615 2009-06-03 Doug Kwan <dougkwan@google.com>
6617 * gold/arm.cc (namespace utils): New.
6618 (Target_arm::reloc_is_non_pic): Define new method.
6619 (class Arm_relocate_functions): New.
6620 (Target_arm::Relocate::relocate): Handle relocation types used by
6623 2009-06-03 Ian Lance Taylor <iant@google.com>
6625 * arm.cc (Target_arm::scan::global): Use || instead of |.
6627 2009-06-02 Doug Kwan <dougkwan@google.com>
6629 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6630 issued_non_pic_error_.
6631 (class Target_arm::Scan): Declare new method check_non_pic.
6632 Define new method symbol_needs_plt_entry.
6633 Declare new data member issued_non_pic_error_.
6634 (class Target_arm::Relocate): Declare new method
6635 should_apply_static_reloc.
6636 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6637 (Target_arm::Scan::check_non_pic): Define new method.
6638 (Target_arm::Scan::local): Handle a small subset of reloc types used
6640 (Target_arm::Scan::local): Same.
6641 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6643 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6645 * incremental.cc (Incremental_inputs::report_command_line): Filter
6646 out --incremental-* options.
6648 2009-05-29 Doug Kwan <dougkwan@google.com>
6650 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6652 (class Target_arm): Update comment.
6653 (Target_arm::Target_arm): Initialize new data members GOT_,
6654 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6655 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6656 and Target_arm::rel_dyn_section.
6657 Declare new_enum Target_arm::Got_type.
6658 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6660 Update commments for member do_dynsym_value.
6661 (Target_arm::got_size, Target_arm::plt_section,
6662 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6663 new methods inside class defintion.
6664 (Target_arm::got_section): Define new method.
6665 (Target_arm::rel_dyn_section): Same.
6666 (Output_data_plt_arm): New template class.
6667 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6668 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6669 (Output_data_plt_arm::add_entry): Same.
6670 (Output_data_plt_arm::first_plt_entry): Define new
6671 static data member for PLT instruction template.
6672 (Output_data_plt_arm::plt_entry): Same.
6673 (Output_data_plt_arm::do_write): Define new method.
6674 (Target_arm::make_plt_entry): Same.
6675 (Target_arm::do_finalize_sections): Same.
6676 (Target_arm::do_dynsym_value): Same.
6678 2009-05-28 Doug Kwan <dougkwan@google.com>
6680 * Makefile.am (TARGETSOURCES): Add arm.cc.
6681 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6682 * Makefile.in: Regenerate.
6684 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6686 2009-05-26 Doug Kwan <dougkwan@google.com>
6688 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6689 (General_options::check_excluded_libs): Strip off directories in
6690 archive name before matching like GNU ld does.
6691 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6692 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6693 (exclude_libs_test_LDFLAGS): Add linker option
6694 -Wl,--exclude-libs,libexclude_libs_test_3
6695 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6696 an explicit archive without using -l.
6697 (alt/libexclude_libs_test_3.a): New make rule.
6698 * testsuite/Makefile.in: Regenerate.
6699 * testsuite/exclude_libs_test.c : Declare lib3_default().
6701 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6702 * exclude_libs_test_3.c: New file.
6704 2009-05-26 Nick Clifton <nickc@redhat.com>
6706 * po/id.po: New Indonesian translation.
6707 * po/gold.pot: Updated template file.
6709 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6711 * testsuite/Makefile.am: Add -ffunction-sections to compile
6712 gc_comdat_test files. Add -Wl,--gc-sections to build
6714 * testsuite/Makefile.in: Regenerate.
6715 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6717 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6719 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6720 kept comdat section was garbage collected.
6721 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6722 * testsuite/Makefile.in: Regenerate.
6723 * testsuite/gc_comdat_test.sh: New file.
6724 * testsuite/gc_comdat_test_1.cc: New file.
6725 * testsuite/gc_comdat_test_2.cc: New file.
6727 2009-05-19 Doug Kwan <dougkwan@google.com>
6729 * archive.cc (Archive::Archive): Move constructor from archive.h
6730 to here. Initialize no_export_.
6731 (Archive::get_elf_object_for_member): Set no_export flag of object.
6732 * archive.h (Archive::Archive): Move constructor body to
6734 (Archive::no_export): New method.
6735 (Archive::no_export_): New field.
6736 * object.h (Object::Object): Initialize no_export_ to false.
6737 (Object::no_export, Object::set_no_export): New methods.
6738 (Object::no_export_): New field.
6739 * options.cc (General_options::parse_exclude_libs): New method.
6740 (General_options::check_excluded_libs) Same.
6741 * options.h (exclude_libs): New option.
6742 (General_options::check_excluded_libs): New method declaration.
6743 (General_options::excluded_libs_): New field.
6744 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6745 default or protected visibility if an object has no-export flag set.
6746 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6747 (check_SCRIPTS): Add exclude_libs_test.sh.
6748 (check_DATA): Add exclude_libs_test.syms.
6749 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6750 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6751 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6752 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6753 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6754 libexclude_libs_test_2.a): New rules.
6755 * testsuite/Makefile.in: Regenerate.
6756 * testsuite/exclude_libs_test.c: New file.
6757 * testsuite/exclude_libs_test.sh: Ditto.
6758 * testsuite/exclude_libs_test_1.c: Ditto.
6759 * testsuite/exclude_libs_test_2.c: Ditto.
6761 2009-05-15 Ian Lance Taylor <iant@google.com>
6763 * configure.ac: Check for declarations for cases where libiberty.h
6764 checks HAVE_DECL_xxx.
6765 * configure, config.in: Rebuild.
6767 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6769 * gold.h (Incremental_argument_list): Remove (invalid) forward
6771 * incremental.cc (Incremental_inputs::report_achive): New method.
6772 (Incremental_inputs::report_object): New method.
6773 (Incremental_inputs::report_script): New method.
6774 (Incremental_inputs::finalize_inputs): New method.
6775 (Incremental_inputs::finalize): Call finalize_inputs().
6776 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6777 Create inputs entries.
6778 * incremental.h (Incremental_input_type): New enum.
6779 (Incremental_inputs::Incremental_input): Initialize new fields.
6780 (Incremental_inputs::report_inputs): New method.
6781 (Incremental_inputs::report_achive): New method.
6782 (Incremental_inputs::report_object): New method.
6783 (Incremental_inputs::report_script): New method.
6784 (Incremental_inputs::finalize_inputs): New method.
6785 (Incremental_inputs::Input_info): New struct.
6786 (Incremental_inputs::Input_info_map): New typedef.
6787 (Incremental_inputs::lock_): New field.
6788 (Incremental_inputs::Inputs_): New field.
6789 (Incremental_inputs::Inputs_map): New field.
6790 * main.cc (main): Call Incremental_input::report_inputs.
6791 * options.h (Input_argument_list): Typedef moved from
6793 (Input_file_group::Files): Remove, use ::Input_argument_list.
6794 (Input_file_group::Input_argument_list): Remove, use
6795 ::Input_argument_list.
6796 * plugin.cc (Plugin_manager::add_input_file): Add error in
6798 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6800 * script.cc (read_input_script): Call
6801 Incremental_input::report_script.
6802 * script.h (Script_info): New class.
6804 2009-04-27 Ian Lance Taylor <iant@google.com>
6806 * x86_64.cc (do_adjust_output_section): Set entsize to
6809 2009-04-23 Elliott Hughes <enh@google.com>
6811 * output.cc (Output_file::close): After short writes, continue
6812 writing from the correct offset in the buffer being written.
6814 2009-04-23 Chris Demetriou <cgd@google.com>
6816 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6817 * configure: Regenerate.
6818 * config.in: Regenerate.
6819 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6820 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6822 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6824 * incremental.cc (Incremental_inputs_header_data): Renamed from
6825 Incremental_input_header_data.
6826 (Incremental_inputs_header_data::data_size): New field.
6827 (Incremental_inputs_header_data::put_input_file_count): Renamed
6828 from input_file_count.
6829 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6830 from command_line_offset.
6831 (Incremental_inputs_header_data::put_reserved): Renamed from
6833 (Incremental_inputs_entry_data): Renamed from
6834 Incremental_input_entry_data.
6835 (Incremental_inputs_entry_data::data_size): New field.
6836 (Incremental_inputs::report_command_line): New method.
6837 (Incremental_inputs::finalize): New method.
6838 (Incremental_inputs::create_incremental_inputs_data): New method.
6839 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6840 * incremental.h: New file.
6841 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6842 (Layout::finalize): Create incremental inputs section in
6844 (Layout::create_incremental_info_sections): New method.
6845 * layout.h (Layout::incremental_inputs): New method.
6846 (Layout::create_incremental_info_sections): New method.
6847 (Layout::incremental_inputs_): New field.
6848 * main.cc (main): Notify Incremental_input of the command line.
6850 2009-04-01 Ian Lance Taylor <iant@google.com>
6851 Mikolaj Zalewski <mikolajz@google.com>
6853 * gold.h (reserve_unordered_map): Define, three versions, one for
6854 each version of Unordered_map.
6855 * layout.cc (Layout::Layout): Remove options parameter. Add
6856 number_of_input_files parameter. Don't initialize options_.
6857 Initialize number_of_input_files_ and resized_signatures_. Move
6858 sections_are_attached_.
6859 (Layout::layout_group): Reserve space for group_signatures_.
6860 (Layout::find_or_add_kept_section): Change name parameter to be a
6861 reference. Resize signatures_ map when it gets large enough.
6862 (Layout::layout_eh_frame): Use parameters->options() instead of
6864 (Layout::make_output_section): Likewise.
6865 (Layout::attach_allocated_section_to_segment): Likewise.
6866 (Layout::finalize, Layout::create_executable_stack): Likewise.
6867 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6868 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6869 * layout.h (class Layout): Update declarations. Remove options_
6870 field. Add number_of_input_files_ and resized_signatures_
6871 fields. Move sections_are_attached_ field.
6872 * main.cc (main): Pass number of input files to Layout
6873 constructor. Don't pass options.
6875 2009-03-30 Ian Lance Taylor <iant@google.com>
6877 * ffsll.c (ffsll): Correct implementation.
6879 2009-03-27 Ian Lance Taylor <iant@google.com>
6881 * ffsll.c: New file.
6882 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6883 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6884 * ftruncate.c (ftruncate): Declare before definition.
6885 * mremap.c (mremap): Likewise.
6886 * pread.c (pread): Likewise.
6887 * configure, Makefile.in, config.in: Rebuild.
6889 * mremap.c: New file.
6890 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6891 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6892 (mremap): Declare if HAVE_MREMAP is not defined.
6893 * configure, Makefile.in, config.in: Rebuild.
6895 2009-03-27 Cary Coutant <ccoutant@google.com>
6897 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6898 position independent.
6899 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6900 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6902 2009-03-24 Cary Coutant <ccoutant@google.com>
6904 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6906 (needs_dynamic_reloc): Likewise.
6908 2009-03-24 Ian Lance Taylor <iant@google.com>
6910 * yyscript.y (file_cmd): Recognize EXTERN.
6911 (extern_name_list, extern_name_list_body): New nonterminals.
6912 * script.cc (script_add_extern): Define.
6913 * script-c.h (script_add_extern): Declare.
6915 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6917 * object.cc (is_elf_object): Define.
6918 * object.h (is_elf_object): Declare.
6919 * archive.cc (Archive::get_elf_object_for_member): Call
6921 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6923 2009-03-24 Elliott Hughes <enh@google.com>
6925 * output.cc (Output_file::map_anonymous): Define.
6926 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6927 try an anonymous one. Report the size if the mmap fails.
6928 * output.h (class Output_file): Declare map_anonymous.
6930 2009-03-24 Ian Lance Taylor <iant@google.com>
6932 * target-select.cc (instantiate_target): Don't acquire the lock if
6933 the instantiated_target_ field has already been set.
6935 2009-03-23 Ian Lance Taylor <iant@google.com>
6937 * gold-threads.h (class Initialize_lock): Define.
6938 * gold-threads.cc (class Initialize_lock_once): Define.
6939 (initialize_lock_control): New static variable.
6940 (initialize_lock_pointer): New static variable.
6941 (initialize_lock_once): New static function.
6942 (Initialize_lock::Initialize_lock): Define.
6943 (Initialize_lock::initialize): Define.
6944 * target-select.h: Include "gold-threads.h".
6945 (class Target_selector): Add lock_ and initialize_lock_ fields.
6946 Don't define instantiate_target, just declare it.
6947 * target-select.cc (Target_selector::Target_selector): Initialize
6949 (Target_selector::instantiate_target): Define.
6950 * descriptors.h: Include "gold-threads.h".
6951 (class Descriptors): Add initialize_lock_ field.
6952 * descriptors.cc (Descriptors::Descriptors): Initialize new
6954 (Descriptors::open): Use initialize_lock_ field
6955 * errors.h (class Errors): Add initialize_lock_ field.
6956 * errors.cc (Errors::Errors): Initialize new field.
6957 (Errors::initialize_lock): Use initialize_lock_ field.
6958 * powerpc.cc (class Target_selector_powerpc): Remove
6959 instantiated_target_ field. In do_recognize call
6960 instantiate_target rather than do_instantiate_target. In
6961 do_instantiate_target just allocate a new target.
6962 * sparc.cc (class Target_selector_sparc): Likewise.
6964 * freebsd.h: New file.
6965 * i386.cc: Include "freebsd.h".
6966 (Target_i386): Derive from Target_freebsd rather than
6968 (Target_selector_i386): Derive from Target_selector_freebsd rather
6969 than Target_selector.
6970 * x86_64.cc: Include "freebsd.h".
6971 (Target_x86_64): Derive from Target_freebsd rather than
6973 (Target_selector_x86_64): Derive from Target_selector_freebsd
6974 rather than Target_selector.
6975 * target.h (class Target): Add adjust_elf_header and
6976 do_adjust_elf_header.
6977 * output.cc (Output_file_header:: do_sized_write): Call target
6978 adjust_elf_header routine.
6979 * configure.tgt: Set targ_osabi.
6980 * configure.ac: Define GOLD_DEFAULT_OSABI.
6981 * parameters.cc (Parameters::default_target): Pass
6982 GOLD_DEFAULT_OSABI to select_target.
6983 * target-select.h (class Target_selector): Make instantiate_target
6984 protected rather than private.
6985 * Makefile.am (HFILES): Add freebsd.h.
6986 * configure, Makefile.in, config.in: Rebuild.
6988 * merge.cc (do_add_input_section): Correct pend value. Change
6989 message about last entry not being null terminated from error to
6992 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6994 * incremental.cc: New file.
6995 * Makefile.am (CCFILES): Add incremental.cc.
6996 * Makefile.in: Rebuild.
6998 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7000 * layout.cc (Layout::output_section_name): Preserve names
7001 of '.note.' sections.
7003 2009-03-19 Ian Lance Taylor <iant@google.com>
7005 * descriptors.cc (Descriptors::open): Check that the options are
7006 valid before using them.
7008 2009-03-18 Ian Lance Taylor <iant@google.com>
7010 * script-sections.h: Include <list>.
7011 (class Script_sections): Change Sections_elements from std::vector
7012 to std::list. Typedef public Elements_iterator. Add
7013 orphan_section_placement_, data_segment_align_start_, and
7014 saw_data_segment_align_ fields. Remove data_segment_align_index_
7016 * script-sections.cc (class Orphan_section_placement): New class.
7017 (class Sections_element): Add virtual functions is_relro and
7018 orphan_section_init. Remove virtual function place_orphan_here.
7019 (class Output_section_definition): Add is_relro and
7020 orphan_section_init. Remove place_orphan_here.
7021 (class Orphan_output_section): Likewise.
7022 (Script_sections::Script_sections): Update for field changes.
7023 (Script_sections::data_segment_align): Set saw_data_segment_align_
7024 and data_segment_align_start_, not data_segment_align_index.
7025 (Script_sections::data_segment_relro_end): Check
7026 saw_data_segment_align_. Use data_segment_align_start_ rather
7027 than data_segment_align_index_.
7028 (Script_sections::place_orphan): Rewrite to use
7029 Orphan_section_placement.
7031 2009-03-17 Ian Lance Taylor <iant@google.com>
7033 * archive.cc (Archive::add_symbols): Check for a version attached
7034 to the symbol name in the archive map.
7035 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7036 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7037 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7038 (ver_test_11.a): New target.
7039 * testsuite/Makefile.in: Rebuild.
7041 * configure.ac: Check for chsize and posix_fallocate. Replace
7043 * ftruncate.c: New file, from gnulib.
7044 * output.cc (posix_fallocate): Define dummy version if not
7045 HAVE_POSIX_FALLOCATE.
7046 (Output_file::map): Call posix_fallocate rather than lseek and
7048 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7049 * configure, Makefile.in, config.in: Rebuild.
7051 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
7053 * layout.h (Layout::create_note): Add section_name parameter.
7054 * layout.cc (Layout::create_note): Likewise.
7055 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
7057 2009-03-17 Ian Lance Taylor <iant@google.com>
7059 * descriptors.cc: Include "options.h".
7060 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7061 (Descriptors::open): Always use O_CLOEXEC when opening a new
7062 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7063 then set FD_CLOEXEC.
7065 * sparc.cc (class Target_sparc): Add has_got_section.
7066 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7067 make sure we have a GOT section.
7069 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7070 (Target_sparc::Scan::local): Likewise.
7071 (Target_sparc::Scan::global): Likewise.
7072 (Target_sparc::Relocate::relocate): Likewise.
7073 (Target_sparc::Relocate::relocate_tls): Likewise.
7075 * symtab.cc (Symbol_table::define_default_version): New function,
7076 broken out of add_from_object.
7077 (Symbol_table::add_from_object): Call define_default_version.
7078 (Symbol_table::define_special_symbol): Add resolve_oldsym
7079 parameter. Change all callers. If the version for a symbol comes
7080 from a version script, resolve it with the symbol with the same
7081 name with no version. Also add the symbol without a version if
7083 (do_define_in_output_data): If resolving with oldsym, don't delete
7085 (do_define_in_output_segment): Likewise.
7086 (do_define_as_constant): Likewise.
7087 * symtab.h (class Symbol_table): Update declarations.
7089 2009-03-13 Ian Lance Taylor <iant@google.com>
7091 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7092 (Read_symbols::requeue): New function.
7093 (Read_symbols::do_read_symbols): If make_elf_object fails because
7094 the target type is not configured, and the file was searched for,
7095 issue a warning and retry with the next directory.
7096 (Add_symbols::run): If the file has an incompatible format, and
7097 it was searched for, requeue the Read_symbols task. On error,
7099 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7100 dirindex parameter to constructor. Change all callers. Declare
7101 incompatible_warning and requeue.
7102 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7103 input_argument_ and input_group_ fields. Add them to
7104 constructor. Change all callers.
7105 (class Read_script): Add dirindex_ field. Add it to constructor.
7107 * archive.cc (Archive::setup): Remove input_objects parameter.
7109 (Archive::get_file_and_offset): Likewise.
7110 (Archive::read_all_symbols): Likewise.
7111 (Archive::read_symbols): Likewise.
7112 (Archive::get_elf_object_for_member): Remove input_objects
7113 parameter. Add punconfigured parameter. Change all callers.
7114 (Archive::add_symbols): Change return type to bool. Check return
7115 value of include_member.
7116 (Archive::include_all_members): Likewise.
7117 (Archive::include_member): Change return type to bool. Return
7118 false if first included object has incompatible target. Set
7119 included_member_ field.
7120 (Add_archive_symbols::run): If add_symbols returns false, requeue
7122 * archive.h (class Archive): Add included_member_ field.
7123 Initialize it in constructor. Add input_file and searched_for
7124 methods. Update declarations.
7125 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7126 input_argument_ fields. Add them to constructor. Change all
7128 * script.cc: Include "target-select.h".
7129 (class Parser_closure): Add skip_on_incompatible_target_ and
7130 found_incompatible_target_ fields. Add
7131 skip_on_incompatible_target parameter to constructor. Change all
7132 callers. Add methods skip_on_incompatible_target,
7133 clear_skip_on_incompatible_target, found_incompatible_target, and
7134 set_found_incompatible_target.
7135 (read_input_script): Add dirindex parameter. Change all callers.
7136 If parser finds an incompatible target, requeue Read_symbols
7138 (script_set_symbol): Clear skip_on_incompatible_target in
7140 (script_add_assertion, script_parse_option): Likewise.
7141 (script_start_sections, script_add_phdr): Likewise.
7142 (script_check_output_format): New function.
7143 * script.h (read_input_script): Update declaration.
7144 * script-c.h (script_check_output_format): Declare.
7145 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7146 (ignore_cmd): Remove OUTPUT_FORMAT.
7147 * fileread.cc (Input_file::Input_file): Add explicit this.
7148 (Input_file::will_search_for): New function.
7149 (Input_file::open): Add pindex parameter. Change all callers.
7150 * fileread.h (class Input_file): Add input_file_argument method.
7151 Declare will_search_for. Update declarations.
7152 * object.cc (make_elf_object): Add punconfigured parameter.
7154 * object.h (class Object): Make input_file public. Add
7155 searched_for method.
7156 (make_elf_object): Update declaration.
7157 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7159 * dirsearch.h (class Dirsearch): Update declaration.
7160 * options.h (class General_options): Add --warn-search-mismatch.
7161 * parameters.cc (Parameters::is_compatible_target): New function.
7162 * parameters.h (class Parameters): Declare is_compatible_target.
7163 * workqueue.cc (Workqueue::add_blocker): New function.
7164 * workqueue.h (class Workqueue): Declare add_blocker.
7166 * fileread.cc (Input_file::open): Remove options parameter.
7168 (Input_file::open_binary): Likewise.
7169 * script.cc (read_input_script): Likewise.
7170 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7171 options parameter from constructor. Change all callers.
7172 (class Read_script): Likewise.
7173 * fileread.h (class Input_file): Update declarations.
7174 * script.h (read_input_script): Update declaration.
7176 2009-03-10 Nick Clifton <nickc@redhat.com>
7178 * po/es.po: New Spanish translation.
7180 2009-03-06 Cary Coutant <ccoutant@google.com>
7182 * options.cc (parse_short_option): Keep dash_z from registering itself.
7184 2009-03-03 Ian Lance Taylor <iant@google.com>
7187 * target-reloc.h (relocate_section): Pass output_section to
7189 * i386.cc (Target_i386::should_apply_static_reloc): Add
7190 output_section parameter. Change all callers.
7191 (Target_i386::Relocate::relocate): Add output_section parameter.
7192 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7193 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7194 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7195 * testsuite/two_file_shared.sh: New script.
7196 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7197 (check_DATA): Add two_file_shared.dbg.
7198 (two_file_shared.dbg): New target.
7199 * testsuite/Makefile.in: Rebuild.
7201 2009-03-01 Ian Lance Taylor <iant@google.com>
7203 * configure.ac: Check for byteswap.h.
7204 * configure: Rebuild.
7205 * config.in: Rebuild.
7207 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7209 * layout.cc (Layout::find_or_add_kept_section): New function.
7210 (Layout::add_comdat): Removed.
7211 * layout.h (struct Kept_section): Move out of class Layout.
7212 Remove trailing underscores from field names. Add group_sections
7213 field. Rename group_ field to is_group. Change all uses.
7214 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7215 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7216 comdat_groups_ field.
7217 (Sized_relobj::include_section_group): Use
7218 find_or_add_kept_section and Kept_section::group_sections.
7219 (Sized_relobj::include_linkonce_section): Likewise.
7220 * object.cc (class Sized_relobj): Don't define Comdat_group or
7221 Comdat_group_table. Remove find_comdat_group and
7222 add_comdat_group. Remove comdat_groups_ field.
7223 * plugin.cc (include_comdat_group): Use
7224 Layout::find_or_add_kept_section.
7226 2009-02-28 Ian Lance Taylor <iant@google.com>
7228 * README: --gc-sections and map files are now supported. Document
7229 some build requirements.
7232 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7233 relocatable link set the value of the section symbol to zero.
7234 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7235 relocatable link don't include the section address in the local
7238 2009-02-27 Ian Lance Taylor <iant@google.com>
7241 * options.h (class Search_directory): Add is_system_directory.
7242 (class General_options): Declare is_in_system_directory.
7243 * options.cc (get_relative_sysroot): Make static.
7244 (get_default_sysroot): Make static.
7245 (General_optoins::is_in_system_directory): New function.
7246 * fileread.cc (Input_file::is_in_system_directory): New function.
7247 * fileread.h (class Input_file): Declare is_in_system_directory.
7248 * object.h (class Object): Add is_in_system_directory.
7249 (class Input_objects): Remove system_library_directory_ field.
7250 * object.cc (Input_objects::add_object): Don't set
7251 system_library_directory_.
7252 (input_objects::found_in_system_library_directory): Remove.
7253 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7254 parameter. Change all callers.
7255 (Symbol_table::sized_write_globals): Likewise.
7256 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7257 Call Object::is_in_system_directory.
7258 * symtab.h (class Symbol_table): Update declarations.
7261 * descriptors.h (Open_descriptor): Add is_on_stack field.
7262 * descriptors.cc (Descriptors::open): If the descriptor is on the
7263 top of the stack, remove it. Initialize is_on_stack field.
7264 (Descriptors::release): Only add pod to stack if it is not on the
7266 (Descriptors::close_some_descriptor): Clear stack_next and
7270 * output.cc (Output_section::find_starting_output_address): Rename
7271 from starting_output_address; add PADDR parameter; change return
7273 * output.h (class Output_section): Declare
7274 find_starting_output_address instead of starting_output_address.
7275 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7276 section symbol for which we can't find a merge section.
7279 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7280 hidden or internal, force the symbol to be local.
7281 * resolve.cc (Symbol::override_visibility): Define.
7282 (Symbol::override_base): Use override_visibility.
7283 (Symbol_table::resolve): Likewise.
7284 (Symbol::override_base_with_special): Likewise.
7285 (Symbol_table::override_with_special): If the visibility is hidden
7286 or internal, force the symbol to be local.
7287 * symtab.h (class Symbol): Add set_visibility and
7288 override_visibility.
7289 * testsuite/ver_test_1.sh: New file.
7290 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7291 (check_DATA): Add ver_test_1.syms.
7292 (ver_test_1.syms): New target.
7293 * testsuite/Makefile.in: Rebuild.
7295 2009-02-25 Cary Coutant <ccoutant@google.com>
7297 * layout.cc (Layout::choose_output_section): Don't rename sections
7298 when using a linker script that has a SECTIONS clause.
7299 * Makefile.in: Regenerate.
7301 * testsuite/Makefile.am (script_test_5.sh): New test case.
7302 * testsuite/Makefile.in: Regenerate.
7303 * testsuite/script_test_5.cc: New file.
7304 * testsuite/script_test_5.sh: New file.
7305 * testsuite/script_test_5.t: New file.
7307 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7309 * archive.cc (Archive::include_member): Update calls to add_symbols.
7310 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7311 the Layout argument.
7312 * dynobj.h (do_add_symbols): Add the Layout argument.
7313 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7315 * object.h (Object::add_symbols): Add the Layout argument.
7316 (Object::do_add_symbols): Add the Layout argument.
7317 (Sized_relobj::do_add_symbols): Add the Layout argument.
7318 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7319 Unify the two versions.
7320 (Add_plugin_symbols): Remove.
7321 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7322 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7323 (Add_plugin_symbols): Remove.
7324 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7325 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7326 (Add_symbols::run): Make it work with Pulginobj.
7328 2009-02-06 Ian Lance Taylor <iant@google.com>
7330 * object.cc (Sized_relobj::do_layout): Make info message start
7331 with lower case letter.
7333 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7335 * binary.cc: Fix file comment.
7337 * options.h (enum Incremental_disposition): Define.
7338 (class General_options): Add new options: --incremental,
7339 --incremental_changed, --incremental_unchanged,
7340 --incremental_unknown. Add incremental_disposition_ and
7341 implicit_incremental_ fields.
7342 (General_options::incremental_disposition): New function.
7343 (class Position_dependent_options): Add incremental_disposition
7345 (Position_dependent_options::copy_from_options): Set incremental
7347 * options.cc (General_options::parse_incremental_changed): New
7349 (General_options::parse_incremental_unchanged): New function.
7350 (General_options::parse_incremental_unknown): New function.
7351 (General_options::General_options): Initialize new fields
7352 incremental_disposition_ and implicit_incremental_.
7353 (General_options::finalize): Check for uasge of --incremental-*
7354 without --incremental.
7356 2009-02-06 Chris Demetriou <cgd@google.com>
7358 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7359 pointer and to report location as the file name associated with
7361 (gold_undefined_symbol_at_location): New function to replace the
7362 old gold_undefined_symbol functionality.
7363 * target-reloc.h (relocate_section): Update to use
7364 gold_undefined_symbol_at_location.
7365 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7366 Call gold_undefined_symbol function rather than gold_error.
7367 * errors.h (Errors::undefined_symbol): Take location as a
7368 string, rather than calculating it from a relocation.
7369 * errors.cc (Errors::fatal): Print "fatal error:" before the
7371 (Errors::error, Errors::error_at_location): Print "error: "
7372 before the formatted message.
7373 (Errors::undefined_symbol): Take location as a string, rather
7374 than calculating it from a relocation.
7375 (gold_undefined_symbol_at_location): New function akin to
7376 old gold_undefined_symbol, calculates location from relocation.
7377 (gold_undefined_symbol): Change to take only a Symbol pointer
7378 and to report location as the file name associated with the symbol.
7379 * testsuite/debug_msg.sh: Update for changed error messages.
7380 * testsuite/undef_symbol.sh: Likewise.
7382 2009-02-04 Duncan Sands <baldrick@free.fr>
7385 * reduced_debug_output.h
7386 (Output_reduced_debug_abbrev_section::failed): Use format for
7388 (Output_reduced_debug_info_section::faild): Likewise.
7390 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7392 * script.cc (Lazy_demangler): New class.
7393 (Version_script_info::get_symbol_version_helper): Demangle a
7396 2009-01-29 Cary Coutant <ccoutant@google.com>
7398 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7400 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7402 2009-01-28 Ian Lance Taylor <iant@google.com>
7404 * version.cc (version_string): Bump to 1.9.
7406 * gold.h: Include <cstring> and <stdint.h>.
7407 * version.cc: Include <cstdio>.
7408 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7410 * reduced_debug_output.cc (insert_into_vector): Rename from
7411 Insert_into_vector; change all callers. Use Swap_unaligned to
7412 avoid aliasing issue; remove union since it is unnecessary.
7414 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7416 * Makefile.am (CCFILES): Add gc.cc.
7418 * Makefile.in: Regenerate.
7419 * gold.cc (Gc_runner): New class.
7420 (queue_initial_tasks): Call garbage collection related tasks
7421 when corresponding options are invoked.
7422 (queue_middle_gc_tasks): New function.
7423 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7424 processed early before laying out sections during garbage collection.
7425 * gold.h (queue_middle_gc_tasks): New function.
7426 (is_prefix_of): Move from "layout.cc".
7427 * i386.cc (Target_i386::gc_process_relocs): New function.
7428 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7429 * main.cc (main): Create object of class "Garbage_collection".
7430 * object.cc (Relobj::copy_symbols_data): New function.
7431 (Relobj::is_section_name_included): New function.
7432 (Sized_relobj::do_layout): Allow this function to be called twice
7433 during garbage collection and defer layout of section during the
7435 * object.h (Relobj::get_symbols_data): New function.
7436 (Relobj::is_section_name_included): New function.
7437 (Relobj::copy_symbols_data): New function.
7438 (Relobj::set_symbols_data): New function.
7439 (Relobj::get_relocs_data): New function.
7440 (Relobj::set_relocs_data): New function.
7441 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7442 (Relobj::gc_process_relocs): New function.
7443 (Relobj::do_gc_process_relocs): New pure virtual function.
7444 (Relobj::sd_): New data member.
7445 (Sized_relobj::is_output_section_offset_invalid): New function.
7446 (Sized_relobj::do_gc_process_relocs): New function.
7447 * options.h (General_options::gc_sections): Modify to not be a no-op.
7448 (General_options::print_gc_sections): New option.
7449 * plugin.cc (Plugin_finish::run): Remove function call to
7450 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7451 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7452 * reloc.cc (Read_relocs::run): Add task to process relocs and
7453 determine unreferenced sections when doing garbage collection.
7454 (Gc_process_relocs): New class.
7455 (Sized_relobj::do_gc_process_relocs): New function.
7456 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7457 sections that are garbage collected.
7458 * reloc.h (Gc_process_relocs): New class.
7459 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7460 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7461 symbols whose corresponding sections are garbage collected.
7462 (Symbol_table::Symbol_table): Add new parameter for the garbage
7464 (Symbol_table::gc_mark_undef_symbols): New function.
7465 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7466 (Symbol_table::gc_mark_dyn_syms): New function.
7467 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7469 (Symbol_table::add_from_object): Likewise.
7470 (Symbol_table::add_from_relobj): When building shared objects, do not
7471 treat externally visible symbols as garbage.
7472 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7473 table information for static and relocatable links.
7474 * symtab.h (Symbol_table::set_gc): New function.
7475 (Symbol_table::gc): New function.
7476 (Symbol_table::gc_mark_undef_symbols): New function.
7477 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7478 (Symbol_table::gc_mark_dyn_syms): New function.
7479 (Symbol_table::gc_): New data member.
7480 * target.h (Sized_target::gc_process_relocs): New pure virtual
7482 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7483 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7485 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7487 * options.h (General_options::gc_sections): Define as a no-op for now.
7488 (General_options::no_keep_memory): Ditto.
7489 (General_options::Bshareable): Define.
7490 * options.cc (General_options::finalize): Honor -Bshareable.
7492 2009-01-20 Andreas Schwab <schwab@suse.de>
7494 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7495 read the value in the contents, since we don't use it. Use the
7496 template endianness when writing.
7497 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7499 2009-01-19 Andreas Schwab <schwab@suse.de>
7501 * configure.tgt (powerpc64-*): Fix targ_obj.
7503 2009-01-15 Ian Lance Taylor <iant@google.com>
7505 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7506 local symbols when stripping all symbols.
7508 2009-01-14 Cary Coutant <ccoutant@google.com>
7510 * output.cc (Output_reloc): Add explicit instantiations.
7512 2009-01-14 Cary Coutant <ccoutant@google.com>
7514 * archive.cc (Archive::get_elf_object_for_member): Remove call
7515 to File_read::claim_for_plugin.
7516 * descriptors.cc (Descriptors::open): Remove reference to
7518 (Descriptors::claim_for_plugin): Remove.
7519 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7520 (Descriptors::is_claimed): Remove.
7521 (claim_descriptor_for_plugin): Remove.
7522 * fileread.cc (File_read::claim_for_plugin): Remove.
7523 * fileread.h (File_read::claim_for_plugin): Remove.
7524 (File_read::descriptor): Reopen descriptor if necessary.
7525 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7526 (Plugin_manager::all_symbols_read): Add task parameter. Change
7528 (Plugin_manager::get_input_file): New function.
7529 (Plugin_manager::release_input_file): New function.
7530 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7531 corresponding data member.
7532 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7533 and pass to base constructor. Change all callers.
7534 (get_input_file, release_input_file): New functions.
7535 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7536 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7537 (Plugin_manager::all_symbols_read): Add task parameter.
7538 (Plugin_manager::get_input_file): New function.
7539 (Plugin_manager::release_input_file): New function.
7540 (Plugin_manager::task_): New data member.
7541 (Pluginobj::Pluginobj): Add filesize parameter.
7542 (Pluginobj::filename): New function.
7543 (Pluginobj::descriptor): New function.
7544 (Pluginobj::filesize): New function.
7545 (Pluginobj::filesize_): New data member.
7546 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7547 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7548 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7550 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7551 with archive libraries.
7552 * testsuite/Makefile.in: Regenerate.
7553 * testsuite/plugin_test.c (struct sym_info): New type.
7554 (get_input_file, release_input_file): New static variables.
7555 (onload): Capture new transfer vector entries.
7556 (claim_file_hook): Stop reading at end of file according to filesize.
7557 Factor out parsing of readelf output into separate function.
7558 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7559 APIs and get the source file name from the symbol table. Convert
7560 source file name to corresponding object file name. Print info
7561 message when adding new input files.
7562 (parse_readelf_line): New function.
7563 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7564 * testsuite/plugin_test_2.sh: Likewise.
7565 * testsuite/plugin_test_3.sh: Likewise.
7566 * testsuite/plugin_test_4.sh: New test case.
7568 2009-01-07 Ian Lance Taylor <iant@google.com>
7570 * version.cc (version_string): Bump to 1.8.
7572 2008-12-23 Cary Coutant <ccoutant@google.com>
7574 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7575 * plugin.cc (Plugin_manager::finish): Rename as
7576 layout_deferred_objects. Move cleanup to separate function.
7577 (Plugin_manager::cleanup): New function.
7578 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7580 * plugin.h (Plugin_manager::finish): Rename as
7581 layout_deferred_objects.
7582 (Plugin_manager::cleanup): New function.
7583 (Plugin_manager::cleanup_done): New field.
7585 2008-12-23 Cary Coutant <ccoutant@google.com>
7587 * plugin.cc (is_visible_from_outside): New function.
7588 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7589 so we don't return "IR only" status for exported symbols or -r links.
7591 * testsuite/Makefile.am (plugin_test_3): New test case.
7592 * testsuite/Makefile.in: Regenerate.
7593 * testsuite/plugin_test_3.sh: New file.
7595 2008-12-22 Cary Coutant <ccoutant@google.com>
7597 * object.cc (Sized_relobj::layout_section): New function.
7598 (Sized_relobj::do_layout): Defer layout of input sections until after
7599 plugin has provided replacement files.
7600 (Sized_relobj::do_layout_deferred_sections): New function.
7601 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7602 (Relobj::layout_deferred_sections): New function.
7603 (Relobj::do_layout_deferred_sections): New function.
7604 (Sized_relobj::do_layout_deferred_sections): New function.
7605 (Sized_relobj::layout_section): New function.
7606 (Sized_relobj::Deferred_layout): New structure.
7607 (Sized_relobj::deferred_layout_): New field.
7608 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7609 Change all callers. Layout deferred sections.
7610 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7612 (Plugin_hook::run): Move code from do_plugin_hook inline.
7613 (Plugin_hook::do_plugin_hook): Remove.
7614 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7615 (Plugin_manager::finish): Renamed, was cleanup.
7616 (Plugin_manager::should_defer_layout): New function.
7617 (Plugin_manager::add_deferred_layout_object): New function.
7618 (Plugin_manager::Deferred_layout_list): New type.
7619 (Plugin_manager::deferred_layout_objects_): New field.
7620 (Plugin_hook::do_plugin_hook): Remove.
7622 2008-12-17 Ian Lance Taylor <iant@google.com>
7624 * options.h (class General_options): Add --no case for
7627 2008-12-16 Cary Coutant <ccoutant@google.com>
7629 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7631 (Plugin_manager::claim_file): Create plugin object even if
7632 plugin did not call the add_symbols callback.
7633 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7634 asking for more symbols than were added.
7635 * testsuite/Makefile.am (plugin_test_1): Add test case with
7637 (empty.syms): New target.
7638 * testsuite/Makefile.in: Regenerate.
7639 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7640 message. Don't call add_symbols if no globals.
7641 (all_symbols_read_hook): Don't provide replacement for empty
7644 2008-12-12 Ian Lance Taylor <iant@google.com>
7646 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7647 r_type == 0 for a local symbol with r_sym == 0.
7648 (scan_relocatable_relocs): Pass r_sym to
7649 local_non_section_strategy.
7650 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7653 * configure.ac: Update test for TLS descriptors: they are
7654 supported as of glibc 2.9.
7655 * configure: Rebuild.
7657 2008-12-11 Ian Lance Taylor <iant@google.com>
7660 * target-reloc.h (Default_scan_relocatable_relocs): For each
7661 function, map r_type == 0 to RELOC_DISCARD.
7663 2008-12-10 Cary Coutant <ccoutant@google.com>
7665 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7666 object to override a kept COMDAT group from a plugin object.
7668 2008-12-09 Ian Lance Taylor <iant@google.com>
7671 * yyscript.y (file_cmd): Handle INPUT.
7673 * testsuite/initpri1.c: Change all declarations to be full
7674 prototypes by adding void, to avoid compiler warnings.
7676 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7678 * options.cc (General_options::parse_plugin_opt): New.
7679 (General_options::add_plugin): The argument now is just the filename.
7680 (General_options::add_plugin_option): New.
7681 * options.h (plugin_opt): New.
7682 (add_plugin): Change argument name.
7683 (add_plugin_option): New.
7684 * plugin.cc (Plugin::load): Don't parse the plugin option.
7685 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7686 (Plugin::add_option): New.
7687 (Plugin::args_): Change type.
7688 (Plugin::filename_): New.
7689 (Plugin_manager::add_plugin_option): New.
7690 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7691 * testsuite/Makefile.in: Regenerate.
7693 2008-12-05 Cary Coutant <ccoutant@google.com>
7695 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7696 Handle --strip-lto-sections option.
7697 * options.h (strip_lto_sections): New option.
7699 2008-12-01 Cary Coutant <ccoutant@google.com>
7701 * plugin.cc (ld_plugin_message): Change format parameter to const.
7702 Fix mismatch between new[] and delete.
7704 2008-11-14 Cary Coutant <ccoutant@google.com>
7706 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7709 2008-11-05 Craig Silverstein <csilvers@google.com>
7711 * options.cc (General_options::parse_dynamic_list): New function.
7712 * options.h (General_options): New flags dynamic_list,
7713 dynamic_list_data, dynamic_list_cpp_new, and
7714 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7715 (General_options::in_dynamic_list): New function.
7716 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7717 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7718 (Lex::can_continue_name): Likewise.
7720 (read_script_file): New parameter script_options.
7721 (read_dynamic_list): New function.
7722 (Script_options::define_dynamic_list): New function.
7723 (dynamic_list_keyword_parsecodes): New variable.
7724 (dynamic_list_keywords): New variable.
7725 * script.h (Script_options::define_dynamic_list): New function
7727 (read_dynamic_list): New function prototype.
7728 * symtab.cc (strprefix): New macro.
7729 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7730 dynamic_list_data, dynamic_list_cpp_new, and
7731 dynamic_list_cpp_typeinfo.
7732 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7733 (dynamic_list_expr): New rule.
7734 (dynamic_list_nodes): Likewise.
7735 (dynamic_list_node): Likewise.
7736 * testsuite/Makefile.am (dynamic_list): New test.
7737 * testsuite/Makefile.in: Regenerated.
7738 * testsuite/dynamic_list.t: New file.
7739 * testsuite/dynamic_list.sh: New file.
7741 2008-11-05 Craig Silverstein <csilvers@google.com>
7743 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7744 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7745 (t11_last): Likewise.
7746 * testsuite/ver_test_6.c (main): Likewise.
7748 2008-10-07 Cary Coutant <ccoutant@google.com>
7750 * options.c (General_options::finalize): Add check for -static and
7752 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7755 2008-10-02 Cary Coutant <ccoutant@google.com>
7757 * plugin.cc (make_sized_plugin_object): Fix conditional
7758 compilation to work when not all targets are enabled.
7760 2008-09-29 Cary Coutant <ccoutant@google.com>
7762 * archive.cc (Archive::get_file_and_offset): Use filename instead
7763 of name to get library path.
7764 (Archive::include_member): Unlock external member of a thin archive.
7766 * testsuite/Makefile.am (TEST_AR): New variable.
7767 (thin_archive_test_1): New test.
7768 (thin_archive_test_2): New test.
7769 * testsuite/Makefile.in: Regenerate.
7770 * testsuite/thin_archive_main.cc: New file.
7771 * testsuite/thin_archive_test_1.cc: New file.
7772 * testsuite/thin_archive_test_2.cc: New file.
7773 * testsuite/thin_archive_test_3.cc: New file.
7774 * testsuite/thin_archive_test_4.cc: New file.
7776 2008-09-29 Cary Coutant <ccoutant@google.com>
7778 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7779 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7781 (Sized_relobj::do_finalize_local_symbols): Likewise.
7782 (Sized_relobj::map_to_kept_section): Likewise.
7783 * object.h (Sized_relobj::invalid_address): New constant.
7784 (Sized_relobj::do_output_section_offset): Check for invalid_address
7786 * output.cc (Output_reloc::local_section_offset): Use constant
7787 invalid_address instead of -1U.
7788 (Output_reloc::get_address): Likewise.
7789 (Output_section::output_address): Change -1U to -1ULL.
7790 * output.h (Output_reloc::invalid_address): New constant.
7791 * reloc.cc (Sized_relobj::write_sections): Use constant
7792 invalid_address instead of -1U.
7793 (Sized_relobj::relocate_sections): Likewise.
7794 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7795 values for merge sections.
7796 * target-reloc.h (relocate_for_relocatable): Use constant
7797 invalid_address instead of -1U.
7799 2008-09-19 Cary Coutant <ccoutant@google.com>
7801 Add plugin functionality for link-time optimization (LTO).
7802 * configure.ac (plugins): Add --enable-plugins option.
7803 * configure: Regenerate.
7804 * config.in: Regenerate.
7805 * Makefile.am (LIBDL): New variable.
7806 (CCFILES): Add plugin.cc.
7807 (HFILES): Add plugin.h.
7808 (ldadd_var): Add LIBDL.
7809 * Makefile.in: Regenerate.
7811 * archive.cc: Include "plugin.h".
7812 (Archive::setup): Don't preread archive symbols when using a plugin.
7813 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7814 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7816 (Archive::include_member): Add symbols from plugin objects.
7817 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7818 * descriptors.cc (Descriptors::open): Check for file descriptors
7819 abandoned by plugins.
7820 (Descriptors::claim_for_plugin): New function.
7821 * descriptors.h (Descriptors::claim_for_plugin): New function.
7822 (Open_descriptor::is_claimed): New field.
7823 (claim_descriptor_for_plugin): New function.
7824 * fileread.cc (File_read::claim_for_plugin): New function.
7825 * fileread.h (File_read::claim_for_plugin): New function.
7826 (File_read::descriptor): New function.
7827 * gold.cc: Include "plugin.h".
7828 (queue_initial_tasks): Add task to call plugin hooks for generating
7830 * main.cc: Include "plugin.h".
7831 (main): Load plugin libraries.
7832 * object.h (Pluginobj): Declare.
7833 (Object::pluginobj): New function.
7834 (Object::do_pluginobj): New function.
7835 (Object::set_target): New function.
7836 * options.cc: Include "plugin.h".
7837 (General_options::parse_plugin): New function.
7838 (General_options::General_options): Initialize plugins_ field.
7839 (General_options::add_plugin): New function.
7840 * options.h (Plugin_manager): Declare.
7841 (General_options): Add --plugin option.
7842 (General_options::has_plugins): New function.
7843 (General_options::plugins): New function.
7844 (General_options::add_plugin): New function.
7845 (General_options::plugins_): New field.
7846 * plugin.cc: New file.
7847 * plugin.h: New file.
7848 * readsyms.cc: Include "plugin.h".
7849 (Read_symbols::do_read_symbols): Check for archive before checking
7850 for ELF file. Call plugin hooks to claim files.
7851 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7852 from a real object file; force override when processing replacement
7854 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7855 (Symbol::init_base_object): Likewise.
7856 (Symbol::init_base_output_data): Likewise.
7857 (Symbol::init_base_output_segment): Likewise.
7858 (Symbol::init_base_constant): Likewise.
7859 (Symbol::init_base_undefined): Likewise.
7860 (Symbol::output_section): Assert that object is not a plugin.
7861 (Symbol_table::add_from_pluginobj): New function.
7862 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7864 (Symbol_table::sized_write_globals): Likewise.
7865 (Symbol_table::add_from_pluginobj): Instantiate template.
7866 * symtab.h (Sized_pluginobj): Declare.
7867 (Symbol::in_real_elf): New function.
7868 (Symbol::set_in_real_elf): New function.
7869 (Symbol::in_real_elf_): New field.
7870 (Symbol_table::add_from_pluginobj): New function.
7872 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7873 (LIBDL): New variable.
7875 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7876 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7877 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7878 (MOSTLYCLEANFILES): Likewise.
7879 * testsuite/Makefile.in: Regenerate.
7880 * testsuite/plugin_test.c: New file.
7881 * testsuite/plugin_test_1.sh: New file.
7882 * testsuite/plugin_test_2.sh: New file.
7884 2008-09-16 Ian Lance Taylor <iant@google.com>
7886 * target-reloc.h (relocate_section): Check whether a symbol is
7887 defined by the ABI before reporting an undefined symbol error.
7888 * target.h (Target::is_defined_by_abi): Make parameter const.
7889 (Target::do_is_defined_by_abi): Likewise.
7890 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7891 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7892 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7893 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7894 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7895 * testsuite/Makefile.in: Rebuild.
7897 * fileread.cc (make_view): Add casts to avoid warning.
7899 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7901 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7902 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7904 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7906 * options.h (General_options::output_is_executable): New.
7907 (General_options::output_is_pie): New.
7908 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7909 for shared libraries.
7910 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7912 2008-09-11 Chris Demetriou <cgd@google.com>
7914 * options.h (origin): New -z option.
7915 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7916 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7919 2008-09-05 Cary Coutant <ccoutant@google.com>
7921 * fileread.cc (File_read::make_view): Add check for attempt to map
7924 2008-09-05 Cary Coutant <ccoutant@google.com>
7926 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7927 explicit instantiations.
7929 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7932 * options.cc (General_options::finalize): Allow undefined symbols
7933 in shlibs if linking -shared.
7936 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7937 symbols as not needing a dynsym entry.
7939 2008-08-20 Craig Silverstein <csilvers@google.com>
7941 * fileread.cc (File_read::open): Do not lock the file unless it
7942 was successfully opened.
7944 2008-08-14 Cary Coutant <ccoutant@google.com>
7946 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7947 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7948 * testsuite/tls_test.cc (struct int128): 128-bit struct
7949 for testing TLS relocs with non-zero addend.
7950 (v12): New TLS variable.
7952 (t_last): Add check for v12.
7953 * testsuite/tls_test.h (t12): New function.
7954 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7956 2008-08-13 Ian Lance Taylor <iant@google.com>
7958 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7959 set tls_segment_ or relro_segment_.
7960 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7962 * output.h (Output_section::clear_is_relro): New function.
7963 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7964 sections specially even when output_data_ is empty.
7965 (Output_segment::maximum_alignment): When first section is relro,
7966 only force alignment for PT_LOAD segments.
7967 * script.cc (script_data_segment_align): New function.
7968 (script_data_segment_relro_end): New function.
7969 * script-c.h (script_data_segment_align): Declare.
7970 (script_data_segment_relro_end): Declare.
7971 * script-sections.h (class Script_sections): Declare
7972 data_segment_align and data_segment_relro_end. Add fields
7973 segment_align_index_ and saw_relro_end_.
7974 * script-sections.cc (class Sections_element): Add set_is_relro
7975 virtual function. Add new bool* parameter to place_orphan_here.
7976 Add get_output_section virtual function.
7977 (class Output_section_definition): Add set_is_relro. Add new
7978 bool* parameter to place_orphan_here. Add get_output_section.
7979 Add is_relro_ field.
7980 (Output_section_definition::Output_section_definition): Initialize
7981 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7982 and is_relro_ fields.
7983 (Output_section_definition::place_orphan_here): Add is_relro
7985 (Output_section_definition::set_section_addresses): Set relro for
7987 (Output_section_definition::alternate_constraint): Likewise.
7988 (class Orphan_output_section): Add new bool* parameter to
7989 place_orphan_here. Add get_output_section.
7990 (Orphan_output_section::place_orphan_here): Add is_relro
7992 (Script_sections::Script_sections): Initialize
7993 data_segment_align_index_ and saw_relro_end_.
7994 (Script_sections::data_segment_align): New function.
7995 (Script_sections::data_segment_relro_end): New function.
7996 (Script_sections::place_orphan): Set or clear is_relro.
7997 (Script_sections::set_section_addresses): Force alignment of first
7999 * yyscript.y (exp): Call script_data_segment_align and
8000 script_data_segment_relro_end.
8001 * testsuite/relro_script_test.t: New file.
8002 * testsuite/relro_test.cc (using_script): Declare.
8003 (t1, t2): Test using_script.
8004 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8005 (relro_script_test_SOURCES): Define.
8006 (relro_script_test_DEPENDENCIES): Define.
8007 (relro_script_test_LDFLAGS): Define.
8008 (relro_script_test_LDADD): Define.
8009 (relro_script_test.so): New target.
8010 * testsuite/Makefile.in: Rebuild.
8012 2008-08-06 Cary Coutant <ccoutant@google.com>
8014 * archive.cc (Archive::total_archives, Archive::total_members)
8015 (Archive::total_members_loaded): New variables.
8016 (Archive::setup): Add parameter. Add option to preread
8018 (Archive::read_armap): Add counter.
8019 (Archive::get_file_and_offset): New function.
8020 (Archive::get_elf_object_for_member): New function.
8021 (Archive::read_all_symbols): New function.
8022 (Archive::read_symbols): New function.
8023 (Archive::add_symbols): Add counters.
8024 (Archive::include_all_members): Use armap to find members if it's
8026 (Archive::include_member): Skip reading symbols if already read.
8027 Factored code into Archive::get_file_and_offset and
8028 Archive::get_elf_object_for_member. Changed call to
8029 Mapfile::report_include_archive_member.
8030 (Archive::print_stats): New function.
8031 * archive.h: Declare Object and Read_symbols_data classes.
8032 (Archive::Archive): Add initializers for new members.
8033 (Archive::setup): Add parameter.
8034 (Archive::print_stats): New function.
8035 (Archive::total_archives, Archive::total_members)
8036 (Archive::total_members_loaded): New variables.
8037 (Archive::get_file_and_offset): New function.
8038 (Archive::get_elf_object_for_member): New function.
8039 (Archive::read_all_symbols): New function.
8040 (Archive::read_symbols): New function.
8041 (Archive::Archive_member): New class.
8042 (Archive::members_): New member.
8043 (Archive::num_members_): New member.
8044 * main.cc: Include archive.h.
8045 (main): Call Archive::print_stats.
8046 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8047 archive parameter; member_name is now the fully-decorated name.
8048 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8049 * options.h: (General_options): Add --preread-archive-symbols option.
8050 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8053 2008-08-04 Ian Lance Taylor <iant@google.com>
8055 * symtab.h (Symbol::use_plt_offset): New function.
8056 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8057 * powerpc.cc (Relocate::relocate): Likewise.
8058 * sparc.cc (Relocate::relocate): Likewise.
8059 * x86_64.cc (Relocate::relocate): Likewise.
8060 * testsuite/weak_plt.sh: New test.
8061 * testsuite/weak_plt_main.cc: New test.
8062 * testsuite/weak_plt_shared.cc: New test.
8063 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8064 (check_PROGRAMS): Add weak_plt.
8065 (check_DATA): Add weak_plt_shared.so.
8066 (weak_plt_main_pic.o, weak_plt): New targets.
8067 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8068 * testsuite/Makefile.in: Rebuild.
8070 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8072 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8073 * testsuite/Makefile.in: Rebuild.
8075 2008-08-04 Alan Modra <amodra@bigpond.net.au>
8077 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8078 * Makefile.in: Regenerate.
8079 * po/POTFILES.in: Regenerate.
8081 2008-07-29 Ian Lance Taylor <iant@google.com>
8083 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8084 symbols before other symbols.
8085 * testsuite/script_test_2.cc (test_addr): Declare.
8086 (test_addr_alias): Declare.
8087 (main): Check that test_addr and test_addr_alias have the right
8089 * testsuite/script_test_2.t: Define test_addr_alias and
8092 2008-07-24 Ian Lance Taylor <iant@google.com>
8095 * descriptors.cc: New file.
8096 * descriptors.h: New file.
8097 * gold-threads.h (class Hold_optional_lock): New class.
8098 * fileread.cc: Include "descriptors.h".
8099 (File_read::~File_read): Release descriptor rather than closing
8101 (File_read::open) [file]: Call open_descriptor rather than open.
8102 Set is_descriptor_opened_.
8103 (File_read::open) [memory]: Assert that descriptor is not open.
8104 (File_read::reopen_descriptor): New function.
8105 (File_read::release): Release descriptor.
8106 (File_read::do_read): Make non-const. Reopen descriptor.
8107 (File_read::read): Make non-const.
8108 (File_read::make_view): Reopen descriptor.
8109 (File_read::do_readv): Likewise.
8110 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8111 Update declarations.
8112 * layout.cc: Include "descriptors.h".
8113 (Layout::create_build_id): Use open_descriptor rather than open.
8114 * output.cc: Include "descriptors.h".
8115 (Output_file::open): Use open_descriptor rather than open.
8116 * archive.cc (Archive::const_iterator): Change Archive to be
8118 (Archive::begin, Archive::end): Make non-const.
8119 (Archive::count_members): Likewise.
8120 * archive.h (class Archive): Update declarations.
8121 * object.h (Object::read): Make non-const.
8122 * Makefile.am (CCFILES): Add descriptors.cc.
8123 (HFILES): Add descriptors.h.
8124 * Makefile.in: Rebuild.
8127 * gold.h: Always include <clocale>. Add Solaris workarounds
8128 following code in binutils/sysdep.h.
8131 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8132 this->eh_frame_hdr_ is NULL before using it.
8134 * dynobj.cc (Versions::Versions): Update comment.
8136 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8137 the base version name.
8139 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8140 array size plus one.
8141 (Stringpool_template::set_string_offsets): Subtract one from key
8142 before using it as an array index.
8143 (Stringpool_template::get_offset_with_length): Likewise.
8144 (Stringpool_template::write_to_buffer): Likewise.
8145 * stringpool.h (Stringpool_template::get_offset_from_key):
8148 2008-07-23 Ian Lance Taylor <iant@google.com>
8151 * object.h (Merged_symbol_value::value): Do our best to handle a
8155 * script.cc (Version_script_info::get_versions): Don't add empty
8156 version tag to return value.
8157 (Version_script_info::get_symbol_version_helper): Change return
8158 type to bool. Add pversion parameter. Change all callers.
8159 (script_register_vers_node): Don't require a non-NULL tag.
8160 * script.h (class Version_script_info): Update declarations.
8161 (Version_script_info::get_symbol_version): Change return type to
8162 bool. Add version parameter. Change all callers.
8163 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8164 handling. Handle an empty version from a version script.
8165 (Symbol_table::define_special_symbol): Likewise.
8166 * testsuite/ver_test_10.script: New file.
8167 * testsuite/ver_test_10.sh: New file.
8168 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8169 (check_DATA): Add ver_test_10.syms.
8170 (ver_test_10.syms, ver_test_10.so): New target.
8171 * testsuite/Makefile.in: Rebuild.
8173 2008-07-23 Simon Baldwin <simonb@google.com>
8175 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8176 to zero for undefined symbols from dynamic libraries.
8178 2008-07-23 Ian Lance Taylor <iant@google.com>
8180 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8182 * symtab.h (class Symbol_table): Update declaration.
8183 * testsuite/ver_test_9.cc: New file.
8184 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8185 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8186 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8187 (ver_test_9.so, ver_test_9.o): New targets.
8188 * testsuite/Makefile.in: Rebuild.
8190 2008-07-22 Ian Lance Taylor <iant@google.com>
8192 * options.h (class General_options): Define --check-sections.
8193 * layout.cc (Layout::set_segment_offsets): Handle
8196 * options.h (class General_options): Define -n/--nmagic and
8198 * options.cc (General_options::finalize): For -n/--nmagic or
8199 -N/--omagic, set -static.
8200 * layout.cc (Layout::attach_allocated_section_to_segment): If
8201 -N/--omagic, don't put read-only and read-write sections in
8203 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8204 finding a read-only segment.
8205 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8206 don't set the minimum segment alignment to the common page size,
8207 and don't set the file offset to the address modulo the page size.
8208 * script-sections.cc (Script_sections::create_segments): If
8209 -n/--omagic, don't put read-only and read-write sections in
8212 * cref.cc: New file.
8214 * options.h (class General_options): Add --print-symbol-counts.
8215 * main.cc (main): Issue defined symbol report if requested.
8216 * archive.cc (Archive::interpret_header): Make into a const member
8218 (Archive::add_symbols): Call Input_objects::archive_start and
8220 (Archive::const_iterator): Define new class.
8221 (Archive::begin, Archive::end): New functions.
8222 (Archive::include_all_members): Rewrite to use iterator.
8223 (Archive::count_members): New function.
8224 * archive.h (class Archive): Update declarations.
8225 (Archive::filename): New function.
8226 * object.cc: Include "cref.h".
8227 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8228 (Sized_relobj::do_get_global_symbol_counts): New function.
8229 (Input_objects::add_object): Add object to cross-referencer.
8230 (Input_objects::archive_start): New function.
8231 (Input_objects::archive_stop): New function.
8232 (Input_objects::print_symbol_counts): New function.
8233 * object.h: Declare Cref and Archive.
8234 (Object::get_global_symbol_counts): New function.
8235 (Object::do_get_global_symbol_counts): New pure virtual function.
8236 (class Sized_relobj): Add defined_count_ field. Update
8238 (class Input_objects): Add cref_ field. Update constructor.
8239 Update declarations.
8240 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8242 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8244 (Sized_dynobj::do_get_global_symbol_counts): New function.
8245 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8246 defined_count_. Update declarations. Define Symbols typedef.
8247 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8248 parameter. Change all callers.
8249 (Symbol_table::add_from_dynobj): Add sympointers and defined
8250 parameters. Change all callers.
8251 * symtab.h (class Symbol_table): Update declarations.
8252 * Makefile.am (CCFILES): Add cref.cc.
8253 (HFILES): Add cref.h.
8254 * Makefile.in: Rebuild.
8256 2008-07-22 Simon Baldwin <simonb@google.com>
8258 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8259 to zero when writing undefined symbols.
8261 2008-07-22 Ian Lance Taylor <iant@google.com>
8263 * output.cc (Output_section::add_input_section): Don't try to
8264 merge empty merge sections.
8266 2008-07-21 Craig Silverstein <csilvers@google.com>
8268 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8269 Include symbol version in error message.
8271 2008-07-20 Chris Demetriou <cgd@google.com>
8273 * configure.ac (gold_cv_c_random_seed): New configured variable.
8274 (RANDOM_SEED_CFLAGS): New substituted variable.
8275 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8276 * configure: Rebuild.
8277 * Makefile.in: Likewise.
8278 * testsuite/Makefile.in: Likewise.
8280 2008-07-18 Ian Lance Taylor <iant@google.com>
8282 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8283 where we see NAME/NULL and NAME/VERSION as separate symbols.
8284 * testsuite/ver_test_main.cc (main): Call t4.
8285 (t4, t4_2a): Define.
8286 * testsuite/ver_test_2.cc (t4_2): Define.
8287 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8288 * testsuite/ver_test_4.cc (t4_2a): Define.
8289 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8290 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8292 2008-07-17 Ian Lance Taylor <iant@google.com>
8294 * dynobj.cc (Versions::add_def): If we give an error about a
8295 missing version, go ahead and create the version anyhow.
8297 2008-07-10 Ian Lance Taylor <iant@google.com>
8299 Handle output sections with more than 0x7fffffff bytes.
8300 * object.h (class Relobj): Change map_to_output_ to
8301 output_sections_, and just keep a section pointer. Change all
8302 uses. Move comdat group support to Sized_relobj.
8303 (Relobj::is_section_specially_mapped): Remove.
8304 (Relobj::output_section): Remove poff parameter. Change all
8306 (Relobj::output_section_offset): New function.
8307 (Relobj::set_section_offset): Rewrite.
8308 (Relobj::map_to_output): Remove.
8309 (Relobj::output_sections): New function.
8310 (Relobj::do_output_section_offset): New pure virtual function.
8311 (Relobj::do_set_section_offset): Likewise.
8312 (class Sized_relobj): Add section_offsets_ field. Add comdat
8313 group support from Relobj. Update declarations.
8314 (Sized_relobj::get_output_section_offset): New function.
8315 (Sized_relobj::do_output_section_offset): New function.
8316 (Sized_relobj::do_set_section_offset): New function.
8317 * object.cc (Relobj::output_section_address): Remove.
8318 (Sized_relobj::Sized_relobj): Initialize new fields.
8319 (Sized_relobj::include_section_group): Cast find_kept_object to
8321 (Sized_relobj::include_linkonce_section): Likewise.
8322 (Sized_relobj::do_layout): Use separate arrays for output section
8324 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8326 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8327 output_sections and section_offsets.
8328 (Sized_relobj::write_local_symbols): Likewise.
8329 (map_to_kept_section): Compute output address directly.
8330 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8331 output_sections and section_offsets.
8332 (Sized_relobj::write_sections): Likewise.
8333 (Sized_relobj::relocate_sections): Likewise.
8334 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8335 * output.h (class Output_reloc): Update declarations. Change
8336 u2_.relobj to Sized_relobj*.
8337 (class Output_data_reloc): Change add functions to use
8339 * output.cc (Output_reloc::Output_reloc): Change relobj to
8341 (Output_reloc::local_section_offset): Change return type to
8342 Elf_Addr. Use get_output_section_offset.
8343 (Output_reloc::get_address): Likewise.
8344 (Output_section::is_input_address_mapped): Don't call
8345 is_section_specially_mapped.
8346 (Output_section::output_offset): Likewise.
8347 (Output_section::output_address): Likewise.
8348 (Output_section::starting_output_address): Likewise.
8349 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8350 parameter to Sized_relobj*.
8351 (Copy_relocs::need_copy_reloc): Likewise.
8352 (Copy_relocs::save): Likewise.
8353 * copy-relocs.h (class Copy_relocs): Update declarations.
8354 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8355 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8356 * target-reloc.h (relocate_for_relocatable): Change
8357 offset_in_output_section type to Elf_Addr. Change code that uses
8359 * layout.cc (Layout::layout): Always set *off.
8360 * mapfile.cc (Mapfile::print_input_section): Use
8361 output_section_offset.
8362 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8364 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8365 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8366 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8368 2008-07-03 Ian Lance Taylor <iant@google.com>
8370 * layout.cc (Layout::include_section): Do not discard unrecognized
8371 SHT_STRTAB sections.
8373 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8375 * script.cc (Lex::can_continue_name): Make '?' allowable in
8376 version-script names.
8377 * testsuite/version_script.map: Change glob pattern to use '?'
8379 2008-06-30 Manish Singh <yosh@gimp.org>
8382 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8385 2008-06-30 Ian Lance Taylor <iant@google.com>
8389 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8390 versions]: Don't try to read the value in the contents, since we
8391 don't use it. Use the template endianness when writing.
8393 2008-06-25 Cary Coutant <ccoutant@google.com>
8395 * fileread.cc (File_read::make_view): Assert on zero-length view.
8396 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8397 symbol table when there are no symbols to read.
8399 2008-06-23 Craig Silverstein <csilvers@google.com>
8401 * version.cc (version_string): Bump to 1.7
8403 2008-06-18 Craig Silverstein <csilvers@google.com>
8405 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8406 constant 0xFFFF to type Valtype.
8407 (Powerpc_relocate_functions::rel16_ha): Likewise.
8409 2008-06-17 Ian Lance Taylor <iant@google.com>
8411 * output.h (Output_section::Input_section): Initialize p2align_ to
8412 zero for Output_section_data constructors.
8413 (Output_section::Input_section::addralign): If not an input
8414 section, return the alignment of the Output_section_data.
8415 * testsuite/copy_test.cc: New file.
8416 * testsuite/copy_test_1.cc: New file.
8417 * testsuite/copy_test_2.cc: New file.
8418 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8419 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8420 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8421 (copy_test_1_pic.o, copy_test_1.so): New targets.
8422 (copy_test_2_pic.o, copy_test_2.so): New targets.
8423 * testsuite/Makefile.in: Rebuild.
8425 * script-sections.cc (Script_sections::place_orphan): Initialize
8426 local variable exact.
8428 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8430 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8432 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8433 David S. Miller <davem@davemloft.net>
8435 * powerpc.cc: New file.
8436 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8437 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8438 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8439 * Makefile.in: Rebuild.
8441 2008-06-09 Ian Lance Taylor <iant@google.com>
8443 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8445 (throwing, orig_terminate): New static variables.
8446 (terminate_handler): New static function.
8447 (t2): Set terminate handler.
8449 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8452 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8455 2008-05-30 Cary Coutant <ccoutant@google.com>
8457 * archive.cc (Archive::include_all_members) Correct to step
8458 over symbol table and extended name table in thin archives.
8460 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8463 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8466 2008-05-28 Caleb Howe <cshowe@google.com>
8468 * reduced_debug_output.cc: New file.
8469 * reduced_debug_output.h: New file.
8470 * options.h (class General_options): Add --strip-debug-non-line.
8471 * options.cc (General_options::finalize): Add strip_debug_non_line
8472 to the strip heirarchy.
8473 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8475 * layout.cc: Include "reduced_debug_output.h".
8476 (Layout::Layout): Initialize new fields.
8477 (line_only_debug_sections): New static array.
8478 (is_lines_only_debug_sections): New static inline function.
8479 (Layout::include_section): Handle --strip-debug-non-line.
8480 (Layout::make_output_section): If --strip-debug-non-line, build
8481 new output sections for .debug_abbrev and .debug_info.
8482 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8483 gold. Warn about possible overflow.
8484 (read_signed_LEB_128): Likewise.
8485 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8486 (read_signed_LEB_128): Declare.
8487 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8488 (HFILES): Add reduced_debug_output.h.
8489 * Makefile.in: Rebuild.
8491 2008-05-21 Ian Lance Taylor <iant@google.com>
8493 * mapfile.cc: New file.
8494 * mapfile.h: New file.
8495 * options.h (class General_options): Add -M/--print-map and -Map.
8496 * options.cc (General_options::finalize): Make -M equivalent to
8498 * main.cc: Include <cstdio> and "mapfile.h".
8499 (main): Open mapfile if requested.
8500 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8501 constructor. Change caller.
8502 (queue_initial_tasks): Add mapfile parameter. Change caller.
8503 (queue_middle_tasks): Likewise.
8504 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8506 * archive.cc: Include "mapfile.h".
8507 (Archive::add_symbols): Add mapfile parameter. Change all
8508 callers. Pass mapfile, symbol, and reason to include_member.
8509 (Archive::include_all_members): Add mapfile parameter. Change all
8511 (Archive::include_member): Add mapfile, sym, and why parameters.
8512 Change all callers. Report inclusion to map file.
8513 * archive.h: Include "fileread.h".
8514 (class Archive): Update declarations.
8515 (Archive::file): New const method.
8516 (class Add_archive_symbols): Add mapfile_ field. Update
8517 constructor. Change all callers.
8518 * readsyms.h (class Read_symbols): Likewise.
8519 (class Finish_group): Likewise.
8520 (class Read_script): Likewise.
8521 * common.cc: Include "mapfile.h".
8522 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8524 (Symbol_table::do_allocate_commons): Likewise.
8525 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8526 symbol allocation to mapfile.
8527 * common.h (class Allocate_commons_task): Add mapfile_ field.
8528 Update constructor. Change all callers.
8529 * symtab.h (class Symbol_table): Update declarations.
8530 * layout.cc: Include "mapfile.h".
8531 (Layout_task_runner::run): Print information to mapfile.
8532 (Layout::create_gold_note): Change Output_data_fixed_space to
8533 Output_data_zero_fill.
8534 (Layout::create_build_id): Likewise.
8535 (Layout::print_to_mapfile): New function.
8536 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8537 constructor. Change caller.
8538 (class Layout): Declare print_to_mapfile.
8539 * output.cc (Output_section::Input_section::print_to_mapfile): New
8541 (Output_section::add_input_section): If producing a map, always
8542 add to input_sections_ list.
8543 (Output_section::do_print_to_mapfile): New function.
8544 (Output_segment::print_sections_to_mapfile): New function.
8545 (Output_segment::print_section_list_to_mapfile): New function.
8546 * output.h: Include "mapfile.h".
8547 (Output_data::print_to_mapfile): New function.
8548 (Output_data::do_print_to_mapfile): New virtual function.
8549 (Output_segment_headers::do_print_to_mapfile): New function.
8550 (Output_file_header::do_print_to_mapfile): New function.
8551 (Output_data_const::do_print_to_mapfile): New function.
8552 (class Output_data_const_buffer): Add map_name_ field. Update
8553 constructor. Change all callers. Add do_print_to_mapfile
8555 (class Output_data_fixed_space): Likewise.
8556 (class Output_data_space): Likewise.
8557 (class Output_data_zero_fill): New class.
8558 (Output_data_strtab::do_print_to_mapfile): New function.
8559 (Output_data_reloc_base::do_print_to_mapfile): New function.
8560 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8561 (Output_data_group::do_print_to_mapfile): New function.
8562 (Output_data_got::do_print_to_mapfile): New function.
8563 (Output_data_dynamic::do_print_to_mapfile): New function.
8564 (Output_symtab_xindex::do_print_to_mapfile): New function.
8565 (class Output_section): Declare do_print_to_mapflie. Declare
8566 print_to_mapfile in Input_section.
8567 (class Output_segment): Declare new functions.
8568 * object.h (Sized_relobj::symbol_count): New function.
8569 * script-sections.cc
8570 (Output_section_element_dot_assignment::set_section_addresses):
8571 Change Output_data_fixed_space to Output_data_zero_fill.
8572 (Output_data_expression::do_print_to_mapfile): New function.
8573 * script.cc (read_input_script): Add mapfile parameter. Change
8575 * script.h (read_input_script): Update declaration.
8576 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8577 (Eh_frame::do_print_to_mapfile): New function.
8578 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8579 (Output_merge_string::do_print_to_mapfile): New function.
8580 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8582 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8584 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8586 * Makefile.am (CCFILES): Add mapfile.cc.
8587 (HFILES): Add mapfile.h.
8588 * Makefile.in: Rebuild.
8590 2008-05-19 Ian Lance Taylor <iant@google.com>
8592 * options.h (class General_options): Add -z relro.
8593 * layout.cc (Layout::Layout): Initialize relro_segment_.
8594 (Layout::add_output_section_data): Return the output section.
8595 (Layout::make_output_section): Rcognize relro sections and mark
8597 (Layout::attach_allocated_section_to_segment): Put relro sections
8598 in a PT_GNU_RELRO segment.
8599 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8601 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8603 (Layout::linkonce_mapping): Map d.rel.ro.local to
8605 (Layout::output_section_name): Us .data.rel.ro.local for any
8606 section which begins with that.
8607 * layout.h (class Layout): Update add_output_section_data
8608 declaration. Add relro_segment_ field.
8609 * output.cc (Output_section::Output_section): Initialize is_relro_
8610 and is_relro_local_ fields.
8611 (Output_segment::add_output_section): Group relro sections.
8612 (Output_segment::is_first_section_relro): New function.
8613 (Output_segment::maximum_alignment): If there is a relro section,
8614 align the segment to the common page size.
8615 (Output_segment::set_section_addresses): Track whether we are
8616 looking at relro sections. If the last section is a relro
8617 section, align to the common page size.
8618 (Output_segment::set_section_list_addresses): Add in_relro
8619 parameter. Change all callers. Align to the page size when
8620 moving from relro to non-relro section.
8621 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8623 * output.h (class Output_section): Add is_relro_ and
8624 is_relro_local_ fields.
8625 (Output_section::is_relro): New function.
8626 (Output_section::set_is_relro): New function.
8627 (Output_section::is_relro_local): New function.
8628 (Output_section::set_is_relro_local): New function.
8629 (class Output_segment): Update declarations.
8630 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8631 * sparc.cc (Target_sparc::got_section): Likewise.
8632 * x86_64.cc (Target_x86_64::got_section): Likewise.
8633 * testsuite/relro_test_main.cc: New file.
8634 * testsuite/relro_test.cc: New file.
8635 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8636 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8637 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8638 (relro_test.so, relro_test_pic.o): New targets.
8639 * testsuite/Makefile.in: Rebuild.
8641 2008-05-16 Ian Lance Taylor <iant@google.com>
8643 * output.cc (Output_segment::add_output_section): Remove front
8645 * output.h (class Output_segment): Remove
8646 add_initial_output_section and overloaded add_output_section.
8647 Update declaration of remaining add_output_section.
8648 * layout.cc (Layout::create_interp): Call add_output_section
8649 rather than add_initial_output_section.
8650 (Layout::finish_dynamic_section): Likewise.
8652 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8653 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8654 know the dynamic type.
8655 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8656 field. Initialize it in constructor.
8657 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8658 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8659 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8662 * output.cc (Output_reloc::get_address): Change return type to
8664 * output.h (class Output_reloc): Update get_address declaration.
8665 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8666 for section addresses.
8668 2008-05-09 Ian Lance Taylor <iant@google.com>
8671 * gold.cc (gold_nomem): Use return value of write.
8673 2008-05-08 Ian Lance Taylor <iant@google.com>
8675 * symtab.c (Symbol::init_base_output_data): Add version
8676 parameter. Change all callers.
8677 (Symbol::init_base_output_segment): Likewise.
8678 (Symbol::init_base_constant): Likewise.
8679 (Symbol::init_base_undefined): Likewise.
8680 (Sized_symbol::init_output_data): Likewise.
8681 (Sized_symbol::init_output_segment): Likewise.
8682 (Sized_symbol::init_constant): Likewise.
8683 (Sized_symbol::init_undefined): Likewise.
8684 (Symbol_table::do_define_in_output_data): If the new symbol has a
8685 version, mark it as the default.
8686 (Symbol_table::do_define_in_output_segment): Likewise.
8687 (Symbol_table::do_define_as_constant): Likewise.
8688 * symtab.h (class Symbol): Update declarations.
8689 (class Sized_symbol): Likewise.
8690 * resolve.cc (Symbol::override_version): New function.
8691 (Symbol::override_base): Call override_version.
8692 (Symbol::override_base_with_special): Likewise.
8693 * testsuite/ver_script_8.script: New file.
8694 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8695 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8696 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8697 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8699 2008-05-06 Ian Lance Taylor <iant@google.com>
8702 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8704 (class General_options): Remove existing --undefined, and add
8705 --no-undefined instead. Add new --undefined as synonym for -u.
8706 * archive.cc (Archive::add_symbols): Check whether symbol was
8708 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8709 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8710 all uses. Add IS_UNDEFINED. Update declarations to split
8711 different versions of init_base. Declare init_base_undefined.
8712 (Symbol::is_defined): Handle IS_UNDEFINED.
8713 (Symbol::is_undefined): Likewise.
8714 (Symbol::is_weak_undefined): Call is_undefined.
8715 (Symbol::is_absolute): Handle IS_CONSTANT.
8716 (class Sized_symbol): Update declarations to split different
8717 versions of init. Declare init_undefined.
8718 (class Symbol_table): Declare new functions.
8719 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8721 (Symbol::init_base_output_data): Likewise.
8722 (Symbol::init_base_output_segment): Likewise.
8723 (Symbol::init_base_constant): Likewise.
8724 (Symbol::init_base_undefined): New function.
8725 (Sized_symbol::init_object): Rename from init. Change all
8727 (Sized_symbol::init_output_data): Likewise.
8728 (Sized_symbol::init_output_segment): Likewise.
8729 (Sized_symbol::init_constant): Likewise.
8730 (Sized_symbol::init_undefined): New function.
8731 (Symbol_table::add_undefined_symbols_from_command_line): New
8733 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8735 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8736 (Symbol::output_section): Likewise.
8737 (Symbol::set_output_section): Likewise.
8738 (Symbol_table::sized_finalize_symbol): Likewise.
8739 (Symbol_table::sized_write_globals): Likewise.
8740 * resolve.cc (Symbol_table::should_override): Likewise.
8741 (Symbol::override_base_with_special): Likewise.
8743 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8744 symbol, change it to have default visibility.
8745 * testsuite/protected_1.cc: New file.
8746 * testsuite/protected_2.cc: New file.
8747 * testsuite/protected_3.cc: New file.
8748 * testsuite/protected_main_1.cc: New file.
8749 * testsuite/protected_main_2.cc: New file.
8750 * testsuite/protected_main_3.cc: New file.
8751 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8752 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8753 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8754 (protected_1.so): New target.
8755 (protected_1_pic.o, protected_2_pic.o): New targets.
8756 (protected_3_pic.o): New target.
8757 (check_PROGRAMS): Add protected_2.
8758 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8759 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8760 * testsuite/Makefile.in: Rebuild.
8762 * options.h (DEFINE_var): Add set_user_set_##varname__.
8763 (DEFINE_bool_alias): New macro.
8764 (class General_options): Define -Bstatic using DEFINE_bool_alias
8765 rather than DEFINE_special. Add --undefined as an alias for -z
8767 * options.cc (General_options::parse_Bstatic): Remove.
8769 * options.h (class General_options): Add --fatal-warnings.
8770 * main.cc (main): Implement --fatal-warnings.
8771 * errors.h (Errors::warning_count): New function.
8773 * options.h (class General_options): Add -Bsymbolic-functions.
8774 * symtab.h (Symbol::is_preemptible): Check for
8775 -Bsymbolic-functions.
8777 2008-05-05 Ian Lance Taylor <iant@google.com>
8779 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8780 as noVARNAME rather than no-VARNAME.
8781 (class General_options): Add option -z combreloc.
8782 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8784 (Output_reloc::sort_before) [SHT_REL]: New function.
8785 (Output_reloc::sort_before) [SHT_RELA]: New function.
8786 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8787 Sort_relocs_comparison.
8788 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8789 parameter. Change all callers.
8790 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8791 sort_relocs parameter. Change all callers.
8792 * output.cc (Output_reloc::get_address): New function, broken out
8794 (Output_reloc::write_rel): Call it.
8795 (Output_reloc::compare): New function.
8796 (Output_data_reloc_base::do_write): Optionally sort relocs.
8798 * configure.ac: If targ_extra_obj is set, link it in.
8799 * configure.tgt: Initialize all variables.
8800 (x86_64*): Set targ_extra_obj and targ_extra_size.
8801 * configure: Rebuild.
8803 * object.cc (Sized_relobj::include_section_group): Adjust section
8804 indexes read from group data. Build vector to pass to
8806 * layout.cc (Layout::layout_group): Add flags and shndxes
8807 parameters. Remove contents parameter. Change caller. Update
8808 explicit instantiations.
8809 * layout.h (class Layout): Update layout_group declaration.
8810 * output.cc (Output_data_group::Output_data_group): Add flags and
8811 input_shndxes parameters. Remove contents parameter. Change
8813 (Output_data_group::do_write): Change input_sections_ to
8815 * output.h (class Output_data_group): Update constructor
8816 declaration. Rename input_sections_ to input_shndxes_.
8817 * testsuite/many_sections_test.cc: Add template.
8819 2008-04-30 Cary Coutant <ccoutant@google.com>
8821 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8823 * layout.cc (Layout::include_section): Refactored check for debug
8825 (Layout::add_comdat): Add new parameters. Change type
8826 of signature parameter. Add object and shndx to signatures table.
8827 (Layout::find_kept_object): New function.
8828 * layout.h: Include <cstring>.
8829 (Layout::is_debug_info_section): New function.
8830 (Layout::add_comdat): Add new parameters.
8831 (Layout::find_kept_object): New function.
8832 (Layout::Kept_section): New struct.
8833 (Layout::Signatures): Change type of map range.
8834 * object.cc (Relobj::output_section_address): New function.
8835 (Sized_relobj::include_section_group): Add new parameters. Change
8836 calls to Layout::add_comdat. Change to build table of kept comdat
8837 groups and table mapping discarded sections to kept sections.
8838 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8839 (Sized_relobj::do_layout): Change calls to include_section_group and
8840 include_linkonce_section.
8841 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8842 value to zero when section is discarded.
8843 (Sized_relobj::map_to_kept_section): New function.
8844 * object.h (Relobj::output_section_address): New function.
8845 (Relobj::Comdat_group): New type.
8846 (Relobj::find_comdat_group): New function.
8847 (Relobj::Comdat_group_table): New type.
8848 (Relobj::Kept_comdat_section): New type.
8849 (Relobj::Kept_comdat_section_table): New type.
8850 (Relobj::add_comdat_group): New function.
8851 (Relobj::set_kept_comdat_section): New function.
8852 (Relobj::get_kept_comdat_section): New function.
8853 (Relobj::comdat_groups_): New field.
8854 (Relobj::kept_comdat_sections_): New field.
8855 (Symbol_value::input_value): Update comment.
8856 (Sized_relobj::map_to_kept_section) New function.
8857 (Sized_relobj::include_linkonce_section): Add new parameter.
8858 * target-reloc.h (Comdat_behavior): New type.
8859 (get_comdat_behavior): New function.
8860 (relocate_section): Add code to map a discarded section to the
8861 corresponding kept section when applying a relocation.
8863 2008-04-30 Craig Silverstein <csilvers@google.com>
8865 * dwarf_reader.cc (next_generation_count): New static var.
8866 (Addr2line_cache_entry): New struct.
8867 (addr2line_cache): New static var.
8868 (Dwarf_line_info::one_addr2line): Added caching.
8869 (Dwarf_line_info::clear_addr2line_cache): New function.
8870 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8871 cache-size parameter.
8872 (Dwarf_line_info::one_addr2line_cache): New function.
8873 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8874 new cache-size argument to one_addr2line(), and clear cache.
8876 2008-04-28 Cary Coutant <ccoutant@google.com>
8878 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8879 R_386_PC8 relocations.
8881 2008-04-23 Ian Lance Taylor <iant@google.com>
8883 * object.cc (Sized_relobj::include_section_group): Check for
8884 invalid section group.
8886 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8889 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8890 than read for file header.
8891 * archive.cc (Archive::include_member): Likewise.
8893 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8895 * aclocal.m4: Regenerate.
8896 * configure: Regenerate.
8898 2008-04-19 Ian Lance Taylor <iant@google.com>
8900 * version.cc (version_string): Bump to 1.6.
8902 * testsuite/Makefile.am (many_sections_r_test): New target.
8903 (many_sections_r_test_SOURCES): Remove.
8904 (many_sections_r_test_DEPENDENCIES): Remove.
8905 (many_sections_r_test_LDFLAGS): Remove.
8906 (many_sections_r_test_LDADD): Remove.
8908 * object.cc (Sized_relobj::do_add_symbols): Always pass
8909 local_symbol_count_ to add_from_relobj.
8911 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8912 every thousand variables.
8913 * testsuite/Makefile.in: Rebuild.
8915 * object.cc (Xindex::initialize_symtab_xindex): New function.
8916 (Xindex::read_symtab_xindex): New function.
8917 (Xindex::sym_xindex_to_shndx): New function.
8918 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8920 (Sized_relobj::do_initialize_xindex): New function.
8921 (Sized_relobj::do_read_symbols): Adjust section links.
8922 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8923 parameter. Change all callers.
8924 (Sized_relobj::include_section_group): Adjust section links and
8925 symbol section indexes.
8926 (Sized_relobj::do_layout): Adjust section links.
8927 (Sized_relobj::do_count_local_symbols): Adjust section links and
8928 symbol section indexes.
8929 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8930 ordinary and special symbols.
8931 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8932 dynsym_xindex parameters. Change all callers. Adjust section
8933 links. Use SHN_XINDEX when needed.
8934 (Sized_relobj::get_symbol_location_info): Adjust section links.
8935 Don't get fooled by special symbols.
8936 * object.h (class Xindex): Define.
8937 (class Object): Add xindex_ parameter. Declare virtual functoin
8938 do_initialize_xindex.
8939 (Object::adjust_sym_shndx): New function.
8940 (Object::set_xindex): New protected function.
8941 (class Symbol_value): Add is_ordinary_shndx_ field.
8942 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8943 (Symbol_value::value): Assert ordinary section.
8944 (Symbol_value::initialize_input_to_output_map): Likewise.
8945 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8947 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8949 (class Sized_relobj): Update declarations.
8950 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8951 parameter. Change all callers.
8952 (Sized_relobj::adjust_shndx): New function.
8953 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8955 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8956 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8957 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8958 (Sized_dynobj::read_dynsym_section): Adjust section links.
8959 (Sized_dynobj::read_dynamic): Likewise.
8960 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8962 (Sized_dynobj::do_initialize_xindex): New function.
8963 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8964 do_initialize_xindex.
8965 (Sized_dynobj::adjust_shndx): New function.
8966 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8967 dynsym_xindex_ fields.
8968 (Layout::finalize): Add a call to set_section_indexes before
8969 creating the symtab sections.
8970 (Layout::set_section_indexes): Don't do anything if the section
8971 already has a section index.
8972 (Layout::create_symtab_sections): Add shnum parameter. Change
8973 caller. Create .symtab_shndx section if needed.
8974 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8976 (Layout::allocated_output_section_count): New function.
8977 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8979 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8980 fields. Update declarations.
8981 (Layout::symtab_xindex): New function.
8982 (Layout::dynsym_xindex): New function.
8983 (class Write_symbols_task): Add layout_ field.
8984 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8986 * output.cc (Output_section_headers::Output_section_headers): Add
8987 shstrtab_section parameter. Change all callers.
8988 (Output_section_headers::do_sized_write): Store overflow values
8989 for section count and section string table section index in
8990 section header zero.
8991 (Output_file_header::do_sized_write): Check for overflow of
8992 section count and section string table section index.
8993 (Output_symtab_xindex::do_write): New function.
8994 (Output_symtab_xindex::endian_do_write): New function.
8995 * output.h (class Output_section_headers): Add shstrtab_section_.
8996 Update declarations.
8997 (class Output_symtab_xindex): Define.
8998 (Output_section::has_out_shndx): New function.
8999 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9001 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9003 (Sized_symbol::init): Likewise.
9004 (Symbol::output_section): Check for ordinary symbol.
9005 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9006 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9008 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9009 Change all callers. Simplify handling of symbols from sections
9010 not included in the link.
9011 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9013 (Weak_alias_sorter::operator()): Assert that symbols are
9015 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9017 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9018 parameters. Change all callers.
9019 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9020 symbol distinction. Use SHN_XINDEX when needed.
9021 (Symbol_table::write_section_symbol): Add symtab_xindex
9022 parameter. Change all callers.
9023 (Symbol_table::sized_write_section_symbol): Likewise. Use
9024 SHN_XINDEX when needed.
9025 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9027 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9028 (Symbol::is_defined): Check is_ordinary.
9029 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9030 (Symbol::is_absolute, Symbol::is_common): Likewise.
9031 (class Sized_symbol): Update declarations.
9032 (class Symbol_table): Update declarations.
9033 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9034 parameters. Change all callers.
9035 (Sized_symbol::override): Likewise.
9036 (Symbol_table::override): Likewise.
9037 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9038 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9039 is_ordinary, and orig_st_shndx parameters. Change all callers.
9040 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9041 to be in an ordinary section.
9042 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9043 object and is_ordinary parameters. Change all callers.
9044 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9045 Change all callers. Don't add undefined or non-ordinary symbols
9047 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9049 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9051 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9052 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9053 (Sized_relobj::relocate_sections): Likewise.
9054 * target-reloc.h (scan_relocs): Adjust section symbol index.
9055 (scan_relocatable_relocs): Likewise.
9056 * i386.cc (Scan::local): Check for ordinary symbols.
9057 * sparc.cc (Scan::local): Likewise.
9058 * x86_64.cc (Scan::local): Likewise.
9059 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9060 to symbol_section_and_value.
9061 * testsuite/many_sections_test.cc: New file.
9062 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9063 (check_PROGRAMS): Add many_sections_test.
9064 (many_sections_test_SOURCES): Define.
9065 (many_sections_test_DEPENDENCIES): Define.
9066 (many_sections_test_LDFLAGS): Define.
9067 (BUILT_SOURCES): Add many_sections_define.h.
9068 (many_sections_define.h): New target.
9069 (BUILT_SOURCES): Add many_sections_check.h.
9070 (many_sections_check.h): New target.
9071 (check_PROGRAMS): Add many_sections_r_test.
9072 (many_sections_r_test_SOURCES): Define.
9073 (many_sections_r_test_DEPENDENCIES): Define.
9074 (many_sections_r_test_LDFLAGS): Define.
9075 (many_sections_r_test_LDADD): Define.
9076 (many_sections_r_test.o): New target.
9077 * testsuite/Makefile.in: Rebuild.
9079 2008-04-17 Cary Coutant <ccoutant@google.com>
9081 * errors.cc (Errors::info): New function.
9082 (gold_info): New function.
9083 * errors.h (Errors::info): New function.
9084 * gold.h (gold_info): New function.
9085 * object.cc (Input_objects::add_object): Print trace output.
9086 * options.cc (options::parse_set): New function.
9087 (General_options::parse_wrap): Deleted.
9088 (General_options::General_options): Deleted initializer.
9089 * options.h (options::String_set): New typedef.
9090 (options::parse_set): New function.
9091 (DEFINE_set): New macro.
9092 (General_options::wrap): Changed to use DEFINE_set. Changed
9093 callers of any_wrap_symbols and is_wrap_symbol.
9094 (General_options::trace, General_options::trace_symbol):
9096 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9097 (General_options::wrap_symbols_): Deleted.
9098 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9100 2008-04-17 David S. Miller <davem@davemloft.net>
9102 * options.cc (General_options::parse_V): New function.
9103 * options.h: Add entries for -V and -Qy.
9105 2008-04-17 Ian Lance Taylor <iant@google.com>
9107 * common.cc (Symbol_table::allocate_commons): Remove options
9108 parameter. Change caller.
9109 (Symbol_table::do_allocate_commons): Remove options parameter.
9110 Change caller. Just call do_allocate_commons_list twice.
9111 (Symbol_table::do_allocate_commons_list): New function, broken out
9112 of do_allocate_commons.
9113 * common.h (class Allocate_commons_task): Remove options_ field.
9115 * symtab.cc (Symbol_table::Symbol_table): Initialize
9117 (Symbol_table::add_from_object): Put TLS common symbols on
9119 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9120 which are IN_OUTPUT_DATA.
9121 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9122 allocate_commons and do_allocate_commons declarations. Declare
9123 do_allocate_commons_list.
9124 * gold.cc (queue_middle_tasks): Update creation of
9125 Allocate_commons_task to not pass options.
9126 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9127 (TLS_TEST_C_FLAGS): New variable.
9128 (tls_test_c_pic.o): New target.
9129 (tls_test_shared.so): Link in tls_test_c_pic.o.
9130 (tls_test_c_pic_ie.o): New target.
9131 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9132 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9133 (tls_test_c.o): New target.
9134 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9135 (tls_pic_test_LDADD): Likewise.
9136 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9137 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9138 (tls_test_c_gnu2.o): New target.
9139 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9141 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9142 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9143 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9144 * testsuite/tls_test.cc: Include "config.h".
9145 (t_last): Call t11_last.
9146 * testsuite/tls_test.h (t11, t11_last): Declare.
9147 * testsuite/tls_test_c.c: New file.
9148 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9149 * configure.ac: Check for OpenMP support.
9150 * configure, config.in, Makefile.in: Rebuild.
9151 * testsuite/Makefile.in: Rebuild.
9153 2008-04-16 Cary Coutant <ccoutant@google.com>
9155 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9156 (Target_i386::tls_base_symbol_defined_): New field.
9157 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9158 (Target_i386::Scan::global): Likewise.
9159 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9160 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9161 (Target_x86_64::tls_base_symbol_defined_): New field.
9162 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9163 (Target_x86_64::Scan::global): Likewise.
9165 2008-04-16 Cary Coutant <ccoutant@google.com>
9167 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9168 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9169 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9170 building shared libraries.
9171 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9172 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9173 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9174 * testsuite/Makefile.in: Rebuild.
9175 * testsuite/weak_undef.h: New file.
9176 * testsuite/weak_undef_file1.cc: Add extra test cases.
9177 * testsuite/weak_undef_file2.cc: Likewise.
9178 * testsuite/weak_undef_test.cc: Likewise.
9180 2008-04-16 David S. Miller <davem@davemloft.net>
9182 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9183 Add issued_non_pic_error_ field. Declare check_non_pic.
9184 (Target_sparc::Scan::check_non_pic): New function.
9185 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9186 (Target_sparc::Scan::global): Likewise.
9188 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9189 * configure: Rebuild.
9191 * options.h (DEFINE_enable): New macro.
9192 (new_dtags): New enable option.
9193 (initfirst, interpose, loadfltr, nodefaultlib,
9194 nodelete, nodlopen, nodump): New -z options.
9195 * layout.cc (Layout:finish_dynamic_section): If new
9196 dtags enabled, emit DT_RUNPATH. Also, emit a
9197 DT_FLAGS_1 containing any specified -z flags.
9199 2008-04-16 Ian Lance Taylor <iant@google.com>
9201 * copy-relocs.cc: New file.
9202 * copy-relocs.h: New file.
9203 * reloc.cc: Remove Copy_relocs code.
9204 * reloc.h: Likewise.
9205 * reloc-types.h (struct Reloc_types) [both versions]: Add
9206 get_reloc_addend_noerror.
9207 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9208 variants of add_global which take an addend which must be zero.
9209 * i386.cc: Include "copy-relocs.h".
9210 (class Target_i386): Change type of copy_relocs_ to variable,
9212 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9214 (Target_i386::do_finalize_sections): Change handling of
9216 * sparc.cc: Include "copy-relocs.h".
9217 (class Target_sparc): Change type of copy_relocs_ to variable,
9219 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9221 (Target_sparc::do_finalize_sections): Change handling of
9223 * x86_64.cc: Include "copy-relocs.h".
9224 (class Target_x86_64): Change type of copy_relocs_ to variable,
9226 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9227 class. Change all callers.
9228 (Target_x86_64::do_finalize_sections): Change handling of
9230 * Makefile.am (CCFILES): Add copy-relocs.cc.
9231 (HFILES): Add copy-relocs.h.
9233 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9235 * testsuite/script_test_4.sh: Permit leading zeroes.
9237 2008-04-15 Ian Lance Taylor <iant@google.com>
9239 * script-sections.cc (Script_sections::create_segments): Use
9240 header_size_adjustment even when there is enough room for the
9242 * testsuite/script_test_4.sh: New file.
9243 * testsuite/script_test_4.t: New file.
9244 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9245 (check_DATA): Add script_test_4.stdout.
9246 (MOSTLYCLEANFILES): Likewise.
9247 (script_test_4): New target.
9248 (script_test_4.stdout): New target.
9249 * testsuite/Makefile.in: Rebuild.
9251 * sparc.cc: Add definitions for Output_data_plt_sparc class
9254 2008-04-14 David S. Miller <davem@davemloft.net>
9256 * sparc.cc: New file.
9257 * Makefile.am (TARGETSOURCES): Add sparc.cc
9258 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9259 * configure.tgt: Document targ_extra_size and
9260 targ_extra_big_endian. Add entries for sparc-* and
9262 * configure.ac: Handle targ_extra_size and
9263 targ_extra_big_endian.
9264 * Makefile.in: Rebuild.
9265 * configure: Likewise.
9266 * po/POTFILES.in: Likewise.
9267 * po/gold.pot: Likewise.
9269 2008-04-14 Ian Lance Taylor <iant@google.com>
9271 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9272 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9273 in the name/type/flags to section mapping. Don't call
9274 allocate_output_section.
9275 (Layout::choose_output_section): Change parameter from adjust_name
9276 to is_input_section. Don't permit input sections after sections
9277 are attached to segments. Don't call allocate_output_section.
9278 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9279 not write_enable_output_section.
9280 (Layout::make_output_section): Don't push to
9281 unattached_section_list_ nor call attach_to_segment. Call
9282 attach_section_to_segment if sections are attached.
9283 (Layout::attach_sections_to_segments): New function.
9284 (Layout::attach_section_to_segment): New function.
9285 (Layout::attach_allocated_section_to_segment): Rename from
9286 attach_to_segment. Remove flags parameter.
9287 (Layout::allocate_output_section): Remove function.
9288 (Layout::write_enable_output_section): Remove function.
9289 * layout.h (class Layout): Update for above changes. Add new
9290 field sections_are_attached_.
9291 * output.h (Output_section::update_flags_for_input_section): New
9293 * output.cc (Output_section::add_input_section): Call
9294 update_flags_for_input_section.
9295 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9297 2008-04-11 Cary Coutant <ccoutant@google.com>
9299 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9300 thought unnecessary.
9301 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9303 2008-04-11 Ian Lance Taylor <iant@google.com>
9305 * output.h (class Output_section_data): Remove inline definition
9307 * output.cc (Output_section_data::set_addralign): New function.
9309 2008-04-11 Cary Coutant <ccoutant@google.com>
9311 Add support for TLS descriptors for i386 and x86_64.
9312 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9313 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9314 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9316 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9317 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9318 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9320 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9321 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9322 Fix problem with initial-exec relocations.
9323 (Target_i386::Relocate::relocate_tls): Likewise.
9324 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9326 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9327 support for section-plus-offset dynamic table entries.
9328 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9329 (Output_data_dynamic::Dynamic_entry): Add support for
9330 section-plus-offset dynamic table entries.
9331 (Output_data_dynamic::Classification): Likewise.
9332 (Output_data_dynamic::classification_): Renamed offset_.
9333 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9334 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9335 (Target_x86_64::make_plt_section): New function.
9336 (Target_x86_64::reserve_tlsdesc_entries): New function.
9337 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9338 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9339 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9340 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9341 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9342 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9343 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9344 add extra PLT entry for TLS descriptors.
9345 (Output_data_plt_x86_64::got_): New field.
9346 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9347 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9349 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9351 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9352 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9353 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9354 R_386_TLS_DESC_CALL relocations.
9355 (Target_x86_64::Scan::global): Likewise.
9356 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9357 for TLS descriptors.
9358 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9359 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9360 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9361 GD-to-IE relaxation.
9362 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9363 and TLS_DESCRIPTORS.
9364 * Makefile.in: Rebuild.
9365 * configure: Rebuild.
9366 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9367 (tls_test_shared2.so): New target.
9368 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9369 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9370 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9371 (tls_shared_gd_to_ie_test_LDADD): New variable.
9372 (tls_shared_gnu2_gd_to_ie_test): New target.
9373 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9375 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9376 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9377 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9378 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9379 (tls_shared_gnu2_test): New target.
9380 (tls_test_gnu2_shared.so): New target.
9381 (tls_shared_gnu2_test_SOURCES): New variable.
9382 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9383 (tls_shared_gnu2_test_LDFLAGS): New variable.
9384 (tls_shared_gnu2_test_LDADD): New variable.
9385 * testsuite/Makefile.in: Rebuild.
9386 * testsuite/Makefile.
9388 2008-04-11 Ian Lance Taylor <iant@google.com>
9390 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9392 * testsuite/Makefile.in: Rebuild.
9394 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9396 * testsuite/script_test_2.cc (main): Adjust test.
9398 2008-04-11 David S. Miller <davem@davemloft.net>
9399 Ian Lance Taylor <iant@google.com>
9401 * options.h (General_options): Add entries for '-Y' and
9403 * options.cc (General_options:finalize): If -Y was used, add those
9404 entries to the library path instead of the default "/lib" and
9407 2008-04-11 David S. Miller <davem@davemloft.net>
9409 * testsuite/justsyms.t: Start at 0x100.
9410 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9411 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9413 * testsuite/script_test_2.cc: Adjust string and section length
9416 2008-04-09 Ian Lance Taylor <iant@google.com>
9419 * script-sections.cc (Sections_element::allocate_to_segment): Add
9421 (Output_section_definition::allocate_to_segment): Likewise.
9422 (Orphan_output_section::allocate_to_segment): Likewise.
9423 (Script_sections::attach_sections_using_phdrs_clause): Don't
9424 propagate non-PT_LOAD segments to orphan sections.
9425 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9426 readelf rather than objdump.
9427 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9428 .interp section and PT_INTERP segment are the same size.
9429 * testsuite/Makefile.in: Rebuild.
9431 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9432 aliases for symbols defined in the same object.
9433 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9434 (weak_alias_test_SOURCES): New variable.
9435 (weak_alias_test_DEPENDENCIES): New variable.
9436 (weak_alias_test_LDFLAGS): New variable.
9437 (weak_alias_test_LDADD): New variable.
9438 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9439 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9440 (weak_alias_test_3.o): New target.
9441 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9442 * testsuite/weak_alias_test_main.cc: New file.
9443 * testsuite/weak_alias_test_1.cc: New file.
9444 * testsuite/weak_alias_test_2.cc: New file.
9445 * testsuite/weak_alias_test_3.cc: New file.
9447 2008-04-08 Ian Lance Taylor <iant@google.com>
9449 * options.h (class General_options): Add --noinhibit-exec option.
9450 * main.cc (main): Check --noinhibit-exec.
9452 * options.h (class General_options): Define --wrap as a special
9453 option. Add wrap_symbols_ field.
9454 (General_options::any_wrap_symbols): New function.
9455 (General_options::is_wrap_symbol): New function.
9456 * options.cc (General_options::parse_wrap): New function.
9457 (General_options::General_options): Initialize wrap_symbols_.
9458 * symtab.cc (Symbol_table::wrap_symbol): New function.
9459 (Symbol_table::add_from_object): Handle --wrap.
9460 * symtab.h (class Symbol_table): Declare wrap_symbol.
9461 * target.h (Target::wrap_char): New function.
9462 (Target::Target_info): Add wrap_char field.
9463 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9464 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9465 * testsuite/testfile.cc (Target_test::test_target_info):
9468 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9471 * layout.h (class Layout): Add added_eh_frame_data_ field.
9472 * layout.cc (Layout::Layout): Initialize new field.
9473 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9474 output section until we find a section we merged successfully.
9475 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9476 that the size be non-zero.
9478 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9481 2008-04-08 Craig Silverstein <csilvers@google.com>
9483 * configure.ac: Export new conditional variable HAVE_ZLIB.
9484 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9486 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9487 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9489 2008-04-07 Ian Lance Taylor <iant@google.com>
9491 * version.cc (version_string): Set to "1.5".
9493 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9494 Add issued_non_pic_error_ field. Declare check_non_pic.
9495 (Target_x86_64::Scan::check_non_pic): New function.
9496 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9497 (Target_x86_64::Scan::global): Likewise.
9499 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9500 addend parameter. Change caller. Handle merge sections.
9501 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9502 Address to Addend. Don't add in the result of
9503 local_section_offset, pass down the addend and use the returned
9505 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9506 Update declarations of local_section_offset and symbol_value.
9507 * testsuite/two_file_test_1.cc (t18): New function.
9508 * testsuite/two_file_test_2.cc (f18): New function.
9509 * testsuite/two_file_test_main.cc (main): Call t18.
9510 * testsuite/two_file_test.h (t18, f18): Declare.
9512 * configure.ac: Don't test for objdump, c++filt, or readelf.
9513 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9515 (TEST_READELF): New variable.
9516 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9517 (check_PROGRAMS): Add two_file_strip_test.
9518 (two_file_strip_test): New target.
9519 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9520 (two_file_same_shared_strip_test_SOURCES): New variable.
9521 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9522 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9523 (two_file_same_shared_strip_test_LDADD): New variable.
9524 (two_file_shared_strip.so): New target.
9525 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9526 (ver_test_5.syms, ver_test_7.syms): Likewise.
9527 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9528 (strip_test_3.stdout): Use TEST_OBJDUMP.
9529 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9531 2008-04-04 Cary Coutant <ccoutant@google.com>
9533 * symtab.h (Symbol::is_weak_undefined): New function.
9534 (Symbol::is_strong_undefined): New function.
9535 (Symbol::is_absolute): New function.
9536 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9537 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9539 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9540 (weak_undef_test): New target.
9541 * testsuite/Makefile.in: Rebuild.
9542 * testsuite/weak_undef_file1.cc: New file.
9543 * testsuite/weak_undef_file2.cc: New file.
9544 * testsuite/weak_undef_test.cc: New file.
9546 2008-04-03 Craig Silverstein <csilvers@google.com>
9548 * compressed_output.h (class Output_compressed_section): Use
9550 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9552 (zlib_compressed_suffix): Removed.
9553 (Output_compressed_section::set_final_data_size): Use unsigned
9555 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9556 Fix linker invocation.
9557 (flagstest_o_specialfile_and_compress_debug_sections):
9559 * testsuite/Makefile.in: Regenerated.
9561 2008-04-02 David S. Miller <davem@davemloft.net>
9563 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9564 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9566 2008-04-02 Craig Silverstein <csilvers@google.com>
9570 2008-04-02 Ian Lance Taylor <iant@google.com>
9572 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9573 parameters. Update for new key type to views_. Change all
9575 (File_read::read): Adjust for byteshift in returned view.
9576 (File_read::add_view): New function, broken out of
9578 (File_read::make_view): New function, broken out of
9580 (File_read::find_or_make_view): Add offset and aligned
9581 parameters. Rewrite accordingly. Change all callers.
9582 (File_read::get_view): Add offset and aligned parameters. Adjust
9583 for byteshift in return value.
9584 (File_read::get_lasting_view): Likewise.
9585 * fileread.h (class File_read): Update declarations.
9586 (class File_read::View): Add byteshift_ field. Add byteshift to
9587 constructor. Add byteshift method.
9588 * archive.h (Archive::clear_uncached_views): New function.
9589 (Archive::get_view): Add aligned parameter. Change all callers.
9590 * object.h (Object::get_view): Add aligned parameter. Change all
9592 (Object::get_lasting_view): Likewise.
9594 * fileread.cc (File_read::release): Don't call clear_views if
9595 there are multiple objects.
9596 * fileread.h (File_read::clear_uncached_views): New function.
9597 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9600 2008-03-31 Cary Coutant <ccoutant@google.com>
9602 Add thin archive support.
9603 * archive.cc (Archive::armagt): New const.
9604 (Archive::setup): Remove task parameter and calls to unlock.
9605 (Archive::unlock_nested_archives): New function.
9606 (Archive::read_header): Add nested_off parameter. Change
9608 (Archive::interpret_header): Likewise.
9609 (Archive::include_all_members): Change to handle thin
9611 (Archive::include_member): Likewise.
9612 * archive.h (Archive::Archive): Add new parameters and
9614 (Archive::armagt): New const.
9615 (Archive::setup): Remove task parameter.
9616 (Archive::unlock_nested_archives): New function.
9617 (Archive::read_header): Add nested_off parameter.
9618 (Archive::interpret_header): Likewise.
9619 (Archive::Nested_archive_table): New typedef.
9620 (Archive::is_thin_archive_): New field.
9621 (Archive::nested_archives_): New field.
9622 (Archive::options_): New field.
9623 (Archive::dirpath_): New field.
9624 (Archive::task_): New field.
9625 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9626 for thin archives. Pass additional parameters to
9627 Archive::Archive. Unlock the archive file after calling
9630 2008-03-29 Ian Lance Taylor <iant@google.com>
9632 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9633 version symbol to be local.
9634 * testsuite/ver_test_4.sh: New file.
9635 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9636 (check_DATA): Add ver_test_4.syms.
9637 (ver_test_4.syms): New target.
9638 * testsuite/Makefile.in: Rebuild.
9641 (Output_section::Input_section_sort_entry::has_priority): New
9643 (Output_section::Input_section_sort_entry::match_file_name): New
9645 (Output_section::Input_section_sort_entry::match_section_name):
9647 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9649 (Output_section::Input_section_sort_entry::match_section_file):
9651 (Output_section::Input_section_sort_compare::operator()): Rewrite
9652 using new Input_section_sort_entry functions. Sort crtbegin and
9653 crtend first. Sort sections with no priority before sections with
9655 * testsuite/initpri1.c (d3): Check j != 4.
9656 (cd5): New constructor/destructor function.
9657 (main): Check j != 2.
9659 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9660 new symbol when resolving, don't call set_is_default.
9661 * testsuite/ver_test_7.cc: New file.
9662 * testsuite/ver_test_7.sh: New file.
9663 * testsuite/Makefile.am (ver_test_7.so): New target.
9664 (ver_test_7.o): New target.
9665 (check_SCRIPTS): Add ver_test_7.sh.
9666 (check_DATA): Add ver_test_7.syms.
9667 (ver_test_7.syms): New target.
9669 2008-03-28 Ian Lance Taylor <iant@google.com>
9671 * layout.cc (Layout::layout): If we see an input section with a
9672 name that needs sorting, set the must_sort flag for the output
9674 (Layout::make_output_section): If the name of the output section
9675 indicates that it might require sorting, set the may_sort flag.
9676 * output.h (Output_section::may_sort_attached_input_sections): New
9678 (Output_section::set_may_sort_attached_input_sections): New
9680 (Output_section::must_sort_attached_input_sections): New
9682 (Output_section::set_must_sort_attached_input_sections): New
9684 (class Output_section): Declare Input_section_sort_entry. Define
9685 Input_section_sort_compare. Declare
9686 sort_attached_input_sections. Add new fields:
9687 may_sort_attached_input_sections_,
9688 must_sort_attached_input_sections_,
9689 attached_input_sections_are_sorted_.
9690 * output.cc (Output_section::Output_section): Initialize new
9692 (Output_section::add_input_section): Add an entry to
9693 input_sections_ if may_sort or must_sort are true.
9694 (Output_section::set_final_data_size): Call
9695 sort_attached_input_sections if necessary.
9696 (Output_section::Input_section_sort_entry): Define new class.
9697 (Output_section::Input_section_sort_compare::operator()): New
9699 (Output_section::sort_attached_input_sections): New function.
9700 * configure.ac: Check whether the compiler supports constructor
9701 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9702 * testsuite/initpri1.c: New file.
9703 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9704 CONSTRUCTOR_PRIORITY.
9705 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9706 (initpri1_LDFLAGS): New variable.
9707 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9709 2008-03-27 Ian Lance Taylor <iant@google.com>
9711 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9712 * testsuite/common_test_1.c: New file.
9713 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9714 (common_test_1_SOURCES): New variable.
9715 (common_test_1_DEPENDENCIES): New variable.
9716 (common_test_1_LDFLAGS): New variable.
9718 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9719 and commons_ correctly when NAME/VERSION does not override
9721 * testsuite/ver_test_6.c: New file.
9722 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9723 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9724 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9726 2008-03-26 Ian Lance Taylor <iant@google.com>
9728 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9729 of an undefined symbol from a version script.
9730 * testsuite/Makefile.am (ver_test_5.so): New target.
9731 (ver_test_5.o): New target.
9732 (check_SCRIPTS): Add ver_test_5.sh.
9733 (check_DATA): Add ver_test_5.syms.
9734 (ver_test_5.syms): New target.
9735 * testsuite/ver_test_5.cc: New file.
9736 * testsuite/ver_test_5.script: New file.
9737 * testsuite/ver_test_5.sh: New file.
9738 * Makefile.in, testsuite/Makefile.in: Rebuild.
9741 Fix problems building gold with gcc 4.3.0.
9742 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9743 (gold_error_at_location, gold_warning_at_location): Use it.
9744 * configure.ac: Check whether we can compile and use a template
9745 function with a printf attribute.
9746 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9747 when jumping over bytes.
9748 * object.cc: Instantiate Object::read_section_data.
9749 * debug.h: Include <cstring>
9750 * dwarf_reader.cc: Include <algorithm>
9751 * main.cc: Include <cstring>.
9752 * options.cc: Include <cstring>.
9753 * output.cc: Include <cstring>.
9754 * script.cc: Include <cstring>.
9755 * script.h: Include <string>.
9756 * symtab.cc: Include <cstring> and <algorithm>.
9757 * target-select.cc: Include <cstring>.
9758 * version.cc: Include <string>.
9759 * testsuite/testmain.cc: Include <cstdlib>.
9760 * configure, config.in: Rebuild.
9762 2008-03-25 Ian Lance Taylor <iant@google.com>
9764 * options.cc: Include "../bfd/bfdver.h".
9765 (options::help): Print bug reporting address.
9767 * version.cc (print_version): Adjust output for current value of
9772 * options.cc (options::help): Print list of supported targets.
9773 * target-select.h: Include <vector>.
9774 (class Target_selector): Make machine_, size_, and is_big_endian_
9775 fields const. Add bfd_name_ and instantiated_target_ fields.
9776 (Target_selector::Target_selector): Add bfd_name parameter.
9777 (Target_selector::recognize): Make non-virtual, call
9779 (Target_selector::recognize_by_name): Make non-virtual, call
9780 do_recognize_by_name.
9781 (Target_selector::supported_names): New function.
9782 (Target_selector::bfd_name): New function.
9783 (Target_selector::do_instantiate_target): New pure virtual
9785 (Target_selector::do_recognize): New virtual function.
9786 (Target_selector::do_recognize_by_name): New virtual function.
9787 (Target_selector::instantiate_target): New private function.
9788 (supported_target_names): Declare.
9789 * target-select.cc (Target_selector::Target_selector): Update for
9790 new parameter and fields.
9791 (select_target_by_name): Check that the name matches before
9792 calling recognize_by_name.
9793 (supported_target_names): New function.
9794 * i386.cc (class Target_selector_i386): Update Target_selector
9795 constructor call. Remove recognize and recognize_by_name. Add
9796 do_instantiate_target.
9797 * x86_64.cc (class Target_selector_x86_64): Likewise.
9798 * testsuite/testfile.cc (class Target_selector_test): Update for
9799 changes to Target_selector.
9801 * README: Rewrite, with some notes on unsupported features.
9803 2008-03-24 Cary Coutant <ccoutant@google.com>
9805 * i386.cc (Target_i386::Got_type): New enum declaration.
9806 (Target_i386::Scan::local): Updated callers of Output_data_got
9808 (Target_i386::Scan::global): Likewise.
9809 (Target_i386::Relocate::relocate): Likewise.
9810 (Target_i386::Relocate::relocate_tls): Likewise.
9811 * object.h (Got_offset_list): New class.
9812 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9813 (Sized_relobj::local_got_offset): Likewise.
9814 (Sized_relobj::set_local_got_offset): Likewise.
9815 (Sized_relobj::local_has_tls_got_offset): Removed.
9816 (Sized_relobj::local_tls_got_offset): Removed.
9817 (Sized_relobj::set_local_tls_got_offset): Removed.
9818 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9819 * output.cc (Output_data_got::add_global): Added got_type parameter.
9820 (Output_data_got::add_global_with_rel): Likewise.
9821 (Output_data_got::add_global_with_rela): Likewise.
9822 (Output_data_got::add_global_pair_with_rel): New function.
9823 (Output_data_got::add_global_pair_with_rela): New function.
9824 (Output_data_got::add_local): Added got_type parameter.
9825 (Output_data_got::add_local_with_rel): Likewise.
9826 (Output_data_got::add_local_with_rela): Likewise.
9827 (Output_data_got::add_local_pair_with_rel): New function.
9828 (Output_data_got::add_local_pair_with_rela): New function.
9829 (Output_data_got::add_global_tls): Removed.
9830 (Output_data_got::add_global_tls_with_rel): Removed.
9831 (Output_data_got::add_global_tls_with_rela): Removed.
9832 (Output_data_got::add_local_tls): Removed.
9833 (Output_data_got::add_local_tls_with_rel): Removed.
9834 (Output_data_got::add_local_tls_with_rela): Removed.
9835 * output.h (Output_data_got::add_global): Added got_type parameter.
9836 (Output_data_got::add_global_with_rel): Likewise.
9837 (Output_data_got::add_global_with_rela): Likewise.
9838 (Output_data_got::add_global_pair_with_rel): New function.
9839 (Output_data_got::add_global_pair_with_rela): New function.
9840 (Output_data_got::add_local): Added got_type parameter.
9841 (Output_data_got::add_local_with_rel): Likewise.
9842 (Output_data_got::add_local_with_rela): Likewise.
9843 (Output_data_got::add_local_pair_with_rel): New function.
9844 (Output_data_got::add_local_pair_with_rela): New function.
9845 (Output_data_got::add_global_tls): Removed.
9846 (Output_data_got::add_global_tls_with_rel): Removed.
9847 (Output_data_got::add_global_tls_with_rela): Removed.
9848 (Output_data_got::add_local_tls): Removed.
9849 (Output_data_got::add_local_tls_with_rel): Removed.
9850 (Output_data_got::add_local_tls_with_rela): Removed.
9851 * resolve.cc (Symbol::override_base_with_special): Removed
9852 reference to has_got_offset_ field.
9853 * symtab.cc (Symbol::init_fields): Replaced initialization
9854 of got_offset_ with got_offsets_. Removed initialization
9856 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9857 (Symbol::got_offset): Likewise.
9858 (Symbol::set_got_offset): Likewise.
9859 (Symbol::has_tls_got_offset): Removed.
9860 (Symbol::tls_got_offset): Removed.
9861 (Symbol::set_tls_got_offset): Removed.
9862 (Symbol::got_offset_): Removed.
9863 (Symbol::tls_mod_got_offset_): Removed.
9864 (Symbol::tls_pair_got_offset_): Removed.
9865 (Symbol::got_offsets_): New field.
9866 (Symbol::has_got_offset): Removed.
9867 (Symbol::has_tls_mod_got_offset): Removed.
9868 (Symbol::has_tls_pair_got_offset): Removed.
9869 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9870 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9872 (Target_x86_64::Scan::global): Likewise.
9873 (Target_x86_64::Relocate::relocate): Likewise.
9874 (Target_x86_64::Relocate::relocate_tls): Likewise.
9876 2008-03-25 Ben Elliston <bje@au.ibm.com>
9878 * yyscript.y: Fix spelling error in comment.
9880 2008-03-24 Ian Lance Taylor <iant@google.com>
9882 * options.h (class General_options): Define build_id option.
9883 * layout.h (class Layout): Declare write_build_id, create_note,
9884 create_build_id. Add build_id_note_ member.
9885 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9886 "libiberty.h", "md5.h", "sha1.h".
9887 (Layout::Layout): Initialize eh_frame_data_,
9888 eh_frame_hdr_section_, and build_id_note_.
9889 (Layout::finalize): Call create_build_id.
9890 (Layout::create_note): New function, broken out of
9891 Layout::create_gold_note.
9892 (Layout::create_gold_note): Call create_note.
9893 (Layout::create_build_id): New function.
9894 (Layout::write_build_id): New function.
9895 (Close_task_runner::run): Call write_build_id.
9897 * x86_64.cc: Correct license to GPLv3.
9899 2008-03-23 Ian Lance Taylor <iant@google.com>
9901 * options.cc: Include "demangle.h".
9902 (parse_optional_string): New function.
9903 (parse_long_option): Handle takes_optional_argument.
9904 (parse_short_option): Update dash_z initializer. Handle
9905 takes_optional_argument.
9906 (General_options::General_options): Initialize do_demangle_.
9907 (General_options::finalize): Set do_demangle_. Handle demangling
9909 * options.h (parse_optional_string): Declare.
9910 (struct One_option): Add optional_arg field. Update constructor.
9911 Update call constructor calls. Add takes_optional_argument
9913 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9914 (DEFINE_optional_string): Define.
9915 (General_options::demangle): Change from DEFINE_bool to
9916 DEFINE_optional_string.
9917 (General_options::no_demangle): New function.
9918 (General_options::do_demangle): New function.
9919 (General_options::set_do_demangle): New function.
9920 (General_options::execstack_status_): Move definition to end of
9922 (General_options::static_): Likewise.
9923 (General_options::do_demangle_): New field.
9924 * object.cc (big_endian>::get_symbol_location_info): Call
9925 Options::do_demangle, not Options::demangle.
9926 * symtab.cc (demangle): Likewise.
9928 2008-03-22 Ian Lance Taylor <iant@google.com>
9930 * gold.h: Include <cstddef> and <sys/types.h>
9931 * options.h: Include <cstring>.
9933 2008-03-21 Ian Lance Taylor <iant@google.com>
9935 * Added source code to GNU binutils.