1 2010-04-14 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4 for local symbol recounting if we remove a section due to ICF.
5 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6 there are no regular objects in input.
8 2010-04-13 Doug Kwan <dougkwan@google.com>
10 * arm.cc (Arm_input_section::set_final_data_size): Compute
11 accurate final data size instead of using current data size.
13 2010-04-09 Doug Kwan <dougkwan@google.com>
15 * layout.cc (Layout::choose_output_section): Handle script section
17 (Layout::make_output_section_for_script): Add section type parameter.
18 Handle script section types.
19 * layout.h (Layout::make_output_section_for_script): Add section
21 * output.cc (Output_section::Output_section): Initialize data member
23 (Output_section::do_reset_address_and_file_offset): Do not set address
24 to 0 if section is a NOLOAD section.
25 * output.h (Output_section::is_noload): New method.
26 (Output_section::set_is_noload): Ditto.
27 (Output_section::is_noload_): New data member.
28 * script-c.h (Script_section_type): New enum type.
29 (struct Parser_output_section_header): Add new file section_type.
30 * script-sections.cc (Sections_element::output_section_name): Add
31 parameter for returning script section type.
32 (Output_section_definition::output_section_name): Ditto.
33 (Output_section_definition::section_type)P; New method.
34 (Output_section_definiton::script_section_type_name): Ditto.
35 (Output_section_definition::script_section_type_): New data member.
36 (Output_section_definition::Output_section_definition): Initialize
37 data member Output_section_definition::script_section_type_.
38 (Output_section_definition::create_sections): Pass script section type
39 to Layout::make_output_section_for_script.
40 (Output_section_definition::output_section_name): Return script
41 section type to caller.
42 (Output_section_definition::set_section_address): Do not advance
43 dot value and load address if section type is NOLOAD. Set address
44 of NOLOAD sections regardless of section flags.
45 (Output_section_definition::print): Print section type if it is
46 not SCRIPT_SECTION_TYPE_NONE.
47 (Output_section_definition::section_type): New method.
48 (Output_section_definition::script_section_type_name): Ditto.
49 (Script_sections::output_section_name): Add new parameter
50 PSECTION_TYPE for returning script section type. Pass it to
51 section elements. Handle discard sections.
52 (Sort_output_sections::operator()): Handle NOLOAD sections.
53 * script-sections.h (Script_sections::Section_type): New enum type.
54 (Script_sections::output_section_name): Add a new parameter for
55 returning script section type.
56 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
58 * yyscript.y (union): Add new field SECTION_TYPE.
59 (COPY, DSECT, INFO, NOLOAD): New tokens.
60 (opt_address_and_section_type): Change type to output_section_header.
61 (section_type): New non-terminal
62 (section_header): Handle section type.
63 (opt_address_and_section_type): Return section type value.
65 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
67 * testsuite/plugin_common_test_1.c (foo): Add prototype.
68 * testsuite/plugin_common_test_2.c (foo): Likewise.
70 2010-04-08 Doug Kwan <dougkwan@google.com>
72 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
74 * output.cc (Output_section::add_merge_input_section): Simplify
75 code and return status of Output_merge_base::add_input_section.
76 Update merge section map only if Output_merge_base::add_input_section
79 2010-04-07 Doug Kwan <dougkwan@google.com>
81 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
82 if section is marked as containing instructions but has no mapping
84 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
85 correct section index.
86 (Arm_relobj::find_linked_text_section): Ditto.
88 2010-04-07 Cary Coutant <ccoutant@google.com>
90 * archive.cc (include_member): Destroy Read_symbols_data object before
92 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
93 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
94 (Read_symbols_data::~Read_symbols_data) New destructor.
95 (Section_relocs::Section_relocs) New constructor.
96 (Section_relocs::~Section_relocs) New destructor.
97 (Read_relocs_data::Read_relocs_data) New constructor.
98 (Read_relocs_data::~Read_relocs_data) New destructor.
99 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
100 pointers to NULL after deleting.
102 2010-04-07 Doug Kwan <dougkwan@google.com>
104 * arm.cc: Replace "endianity" with "endianness" in comments.
105 (Arm_exidx_cantunwind): Ditto.
106 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
107 (Arm_relobj::merge_flags_and_attributes): New method.
108 (Arm_relobj::merge_flags_and_attributes_): New data member.
109 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
110 (Arm_relobj::scan_sections_for_stubs): Ditto.
111 (Arm_relobj::do_read_symbols): Check to see if we really want to
112 merge processor-specific flags and attributes. Exit early if
113 an object is empty except for section names and the undefined symbol.
114 (Target_arm::do_finalize_sections): Move check for ELF format to
115 Arm_relobj::do_read_symbols. Merge processor specific flags and
116 attributes from a regular object only when we have determined that
117 it is aapropriate. Do not create an .ARM.attributes section in
118 output if there is no regular input object.
119 (Target_arm::merge_processor_specific_flags): Check
120 --warn-mismatch before printing any error.
121 (Target_arm::merge_object_attributes): Ditto.
122 * gold.cc (queue_middle_tasks): Handle the case in which there is
123 no regular object in input.
124 * options.cc (General_options::parse_EB): New method.
125 (General_options::parse_EL): Same.
126 (General_options::General_options): Initialize endianness_.
127 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
129 (General_options::Endianness): New enum.
130 (General_options::endianness): New method.
131 (General_options::endianness_): New data member.
132 * parameters.cc (Parameters::set_options): Check target endianness.
133 (Parameters::set_target_once): Ditto.
134 (Parameters::check_target_endianness): New method.
135 (parameters_force_valid_target): If either -EL or -EB is specified,
136 use it to define endianness of default target.
137 * parameters.h (Parameters::check_target_endianness): New method
139 * target.h (class Target): Change "endianity" to "endianness"
142 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
144 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
145 * configure: Regenerate.
146 * Makefile.in: Regenerate.
147 * testsuite/Makefile.in: Regenerate.
149 2010-04-06 Cary Coutant <ccoutant@google.com>
152 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
153 prevailing definitions of common symbols.
154 * testsuite/plugin_test_6.sh: New test case.
155 * testsuite/plugin_common_test_1.c: New test case.
156 * testsuite/plugin_common_test_2.c: New test case.
157 * testsuite/Makefile.am (plugin_test_6): New test case.
158 * testsuite/Makefile.in: Regenerate.
160 2010-04-06 Nick Clifton <nickc@redhat.com>
162 * po/vi.po: New Vietnamese translation.
164 2010-03-30 Doug Kwan <dougkwan@google.com>
166 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
168 2010-03-25 Doug Kwan <dougkwan@google.com>
170 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
171 to avoid a conversion warning on a 32-bit host.
173 2010-03-24 Ian Lance Taylor <iant@google.com>
175 * testsuite/script_test_3.t: Add a TLS segment.
176 * testsuite/Makefile.am (check_PROGRAMS): Add
177 tls_phdrs_script_test.
178 (tls_phdrs_script_test_SOURCES): Define.
179 (tls_phdrs_script_test_DEPENDENCIES): Define.
180 (tls_phdrs_script_test_LDFLAGS): Define.
181 (tls_phdrs_script_test_LDADD): Define.
182 * testsuite/Makefile.in: Rebuild.
184 2010-03-23 Cary Coutant <ccoutant@google.com>
186 * fileread.cc (find_or_make_view): Fix comment.
188 2010-03-23 Ian Lance Taylor <iant@google.com>
190 * script-sections.cc (class Orphan_section_placement): Define
191 PLACE_TLS and PLACE_TLS_BSS.
192 (Orphan_section_placement::Orphan_section_placement): Initialize
194 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
195 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
196 (tls_script_test_SOURCES): Define.
197 (tls_script_test_DEPENDENCIES): Define.
198 (tls_script_test_LDFLAGS): Define.
199 (tls_script_test_LDADD): Define.
200 * testsuite/Makefile.in: Rebuild.
202 2010-03-22 Doug Kwan <dougkwan@google.com>
204 * arm.cc (Arm_relocate_functions::abs8,
205 Arm_relocate_functions::abs16): Use correct check for overflow
206 specified in the ARM ELF specs.
207 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
208 target of a BLX instruction specially.
209 (Reloc_stub::stub_type_for_reloc): Ditto.
210 (Relocate::relocate): Use symbolic names instead of numeric relocation
211 codes to report error.
212 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
214 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
215 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
216 thumb2_blx_out_of_range.stdout
217 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
218 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
219 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
220 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
221 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
222 thumb2_blx_in_range, thumb2_blx_in_range.o,
223 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
224 thumb2_blx_out_of_range.o): New rules.
225 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
226 thumb2_blx_in_range and thumb2_blx_out_of_range.
227 * testsuite/Makefile.in: Regenerate.
228 * arm_branch_in_range.sh: Add tests for THUMB BLX.
229 * testsuite/thumb_blx_in_range.s: New file.
230 * testsuite/thumb_blx_out_of_range.s: New file.
232 2010-03-22 Rafael Espindola <espindola@google.com>
234 * archive.cc (Should_include): Move to archive.h.
235 (should_include_member): Make it a member of Archive.
237 (Add_lib_group_symbols): New.
238 * archive.h: Include options.h.
239 (Archive_member): Moved from Archive.
240 (Should_include): Moved from archive.cc.
242 (Add_lib_group_symbols): New.
243 * dynobj.cc (do_should_include_member): New.
244 * dynobj.h (do_should_include_member): New.
245 * gold.cc (queue_initial_tasks): Update call to queue.
246 * main.cc (main): Print lib group stats.
247 * object.cc (do_should_include_member): New.
248 * object.h: Include archive.h.
249 (Object::should_include_member): New.
250 (Object::do_should_include_member): New.
251 (Sized_relobj::do_should_include_member): New.
252 * options.cc (General_options::parse_start_lib): New.
253 (General_options::parse_end_lib): New.
254 (Input_arguments::add_file): Handle lib groups.
255 (Input_arguments::start_group): Check we are not in a lib.
256 (Input_arguments::start_lib): New.
257 (Input_arguments::end_lib): New.
258 * options.h (General_options): Add start_lib and end_lib.
259 (Input_argument::lib_): New.
260 (Input_argument::lib): New.
261 (Input_argument::is_lib): New.
262 (Input_file_lib): New.
263 (Input_arguments::in_lib_): New.
264 (Input_arguments::in_lib): New.
265 (Input_arguments::start_lib): New.
266 (Input_arguments::end_lib_): New.
267 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
268 in unused members as preempted.
269 (Sized_pluginobj::do_should_include_member): New.
270 * plugin.h (Sized_pluginobj::do_should_include_member): New.
271 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
273 (Read_symbols::do_whole_lib_group): New.
274 (Read_symbols::do_lib_group): New.
275 (Read_symbols::do_read_symbols): Handle lib groups.
276 (Read_symbols::get_name): Handle lib groups.
277 * readsyms.h (Read_symbols): Add an archive member pointer.
278 (Read_symbols::do_whole_lib_group): New.
279 (Read_symbols::do_lib_group): New.
280 (Read_symbols::member_): New.
281 * script.cc (read_input_script): Update call to queue_soon.
283 2010-03-19 Doug Kwan <dougkwan@google.com>
285 * arm.cc (Stub_table::Stub_table): Initialize new data members
286 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
287 (Stub_table::add_reloc_stub): Assign stub offset and update
288 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
289 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
291 (Stub_table::update_data_size_and_addralign): Use
292 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
293 instead of going over all reloc stubs.
294 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
295 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
296 Stringpool_template::offset_ to size of Stringpool_char.
297 (Stringpool_template::new_key_offset): Remove code to initialize
298 Stringpool_template::offset_.
299 * stringpool.h (Stringpool_template::set_no_zero_null): Set
300 Stringpool_template::offset_ to zero.
302 2010-03-15 Doug Kwan <dougkwan@google.com>
304 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
306 (Stringpool_template::new_key_offset): New method.
307 (Stringpool_template::add_string): Assign offsets when adding new
309 (Stringpool_template::set_string_offsets): Do not set string offsets
311 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
313 (Chunked_vector::clear): Clear size_.
314 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
315 (Chunked_vector::size): Return size_.
316 (Chunked_vector::push_back): Use size_ to find insert position.
317 (Chunked_vector::size_): New data member.
318 (Stringpool_template::set_no_zero_null): Assert string set is empty.
319 (Stringpool_template::new_key_offset): New method declaration.
320 (Stringpool_template::offset_): New data member.
322 2010-03-15 Rafael Espindola <espindola@google.com>
324 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
325 Add_symbols' constructor.
326 * readsyms.h (Add_symbols): Remove the input_group member.
328 2010-03-10 Ian Lance Taylor <iant@google.com>
330 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
331 target to ask whether a reference to a symbol requires a stack
333 * target.h (Target::is_call_to_non_split): New function.
334 (Target::do_is_call_to_non_split): Declare virtual function.
335 * target.cc: Include "symtab.h".
336 (Target::do_is_call_to_non_split): New function.
337 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
339 2010-03-10 Cary Coutant <ccoutant@google.com>
341 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
342 (File_read::open[1]): Remove initial mapping of whole_file_view_.
343 (File_read::open[2]): Add whole_file_view_ to list of views.
344 (File_read::make_view): Remove test of whole_file_view_.
345 (File_read::find_or_make_view): Create whole_file_view_ if
347 (File_read::clear_views): Replace bool parameter with enum;
348 adjust all callers. Don't delete views with permanent data;
349 do delete cached views and views from archives if
350 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
351 if clearing the corresponding view.
352 * fileread.h (File_read::Clear_views_mode): New enum.
353 (File_read::View::is_permanent_view): New method.
354 (File_read::clear_views): Replace bool parameter
355 with enum; adjust all callers.
356 * options.h (General_options): Change keep_files_mapped option;
358 * readsyms.cc (Add_symbols::run): Delete sd_ object before
360 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
363 2010-03-10 David S. Miller <davem@davemloft.net>
365 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
367 2010-03-09 Sriraman Tallam <tmsriram@google.com>
369 * icf.cc (get_section_contents): Add '@' marker after processing the
372 2010-03-08 Doug Kwan <dougkwan@google.com>
374 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
375 due to a conversion warning.
376 (Arm_relobj::update_output_local_symbol_count): Check for local
377 symbol with unset output index.
379 2010-03-05 Ian Lance Taylor <iant@google.com>
381 * options.h (class General_options): Add --spare-dynamic-tags.
382 * output.cc (Output_data_dynamic::set_final_data_size): Implement
383 --spare-dynamic-tags.
385 2010-03-05 Ian Lance Taylor <iant@google.com>
387 * incremental.cc: Include "libiberty.h".
389 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
391 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
392 function, is_info_ member.
393 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
394 (Versions::Versions): Update caller.
395 (Versions::define_base_version): Likewise.
396 (Versions::add_def): Likewise.
398 2010-03-03 Sriraman Tallam <tmsriram@google.com>
400 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
401 (Scan::possible_function_pointer_reloc): New function.
402 (Scan::local_reloc_may_be_function_pointer): Change to call
403 possible_function_pointer_reloc.
404 (Scan::global_reloc_may_be_function_pointer): Ditto.
405 * icf.h (Icf::check_section_for_function_pointers): Change to reject
406 relocations in ".data.rel.ro._ZTV" section.
407 * testsuite/icf_safe_so_test.sh: Change to pass i386.
408 * testsuite/icf_safe_so_test.cc: Ditto.
409 * testsuite/icf_safe_test.cc: Ditto.
410 * testsuite/icf_safe_test.sh: Ditto.
412 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
413 Ian Lance Taylor <iant@google.com>
415 * target-reloc.h (relocate_section): Check the symbol table index
416 for -1U before setting the local symbol index.
417 (scan_relocatable_relocs): If copying the relocation, record that
418 the local symbol is required.
419 * object.h (Symbol_value::is_output_symtab_index_set): New
421 (Symbol_value::may_be_discarded_from_output_symtab): New
423 (Symbol_value::has_output_symtab_entry): New function.
424 (Symbol_value::needs_output_symtab_entry): Remove.
425 (Symbol_value::output_symtab_index): Make sure the symbol index is
427 (Symbol_value::set_output_symtab_index): Make sure the symbol
428 index is not set. Make sure the new index is valid.
429 (Symbol_value::set_must_have_output_symtab_entry): New function.
430 (Symbol_value::has_output_dynsym_entry): New function.
431 (Symbol_value::set_output_dynsym_index): Make sure the new index
433 (Sized_relobj::set_must_have_output_symtab_entry): New function.
434 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
435 local symbol if permitted.
436 (Sized_relobj::do_finalize_local_symbols): Call
437 is_output_symtab_index_set rather than needs_output_symtab_entry.
438 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
439 rather than needs_output_symtab_entry. Call
440 has_output_dynsym_entry rather than needs_output_dynsym_entry.
441 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
442 is_output_symtab_index_set rather than needs_output_symtab_entry.
443 * testsuite/discard_locals_relocatable_test.c: New file.
444 * testsuite/discard_locals_test.sh: Test -r.
445 * testsuite/Makefile.am (check_DATA): Add
446 discard_locals_relocatable_test1.syms,
447 discard_local_relocatable_test2.syms.
448 (MOSTLYCLEANFILES): Likewise. Also add
449 discard_locals_relocatable_test1.lout and
450 discard_locals_relocatable_test2.out.
451 (discard_locals_relocatable_test1.syms): New target.
452 (discard_locals_relocatable_test.o): New target.
453 (discard_locals_relocatable_test1.out): New target.
454 (discard_locals_relocatable_test2.syms): New target.
455 (discard_locals_relocatable_test2.out): New target.
456 (various): Add missing ../ld-new dependencies.
457 * testsuite/Makefile.in: Rebuild.
459 2010-03-03 Nick Clifton <nickc@redhat.com>
461 * po/fi.po: New Finnish translation.
463 2010-03-01 Doug Kwan <dougkwan@google.com>
465 * layout.cc (Layout::Layout): Force section types of .init_array*,
466 .preinit_array* and .fini_array* sections.
467 * output.cc (Output_section::Input_section_sort_entry::has_priority):
468 Fix check of return value of std::string::find.().
469 (Output_section::Input_section_sort_compare::operator()): Remove
470 comment about .init_array.
471 (Output_section::Input_section_sort_init_fini_compare::operator()):
473 (Output_section::sort_attached_input_sections): Handle .init_array
474 and .fini_array specially.
475 * output.h (Output_section::Inut_section_sort_compare): Update
477 (Output_section::Input_section_sort_init_fini_compare): New struct.
479 2010-02-26 Doug Kwan <dougkwan@google.com>
481 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
482 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
483 * testsuite/debug_msg.sh: Avoid matching source line number for
484 use of global variable undef_int.
486 2010-02-26 Doug Kwan <dougkwan@google.com>
488 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
489 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
490 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
491 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
492 * options.cc (General_options::General_options): Initialize member
494 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
495 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
496 and rm_no_fix_v4bx.stdout
497 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
498 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
499 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
500 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
502 * Makefile.in: Regenerate.
503 * testsuite/arm_fix_v4bx.s: New file.
504 * testsuite/arm_fix_v4bx.sh: Ditto.
506 2010-02-24 Doug Kwan <dougkwan@google.com>
508 * arm.cc (Target_arm::got_section): Make the .got section the first
509 non RELRO section in the data segment.
510 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
511 suffixes of section names.
513 2010-02-24 Doug Kwan <dougkwan@google.com>
515 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
516 flags and attributes merging if an input file is a binary file.
517 * fileread.cc (Input_file::open): Record format of original file.
518 * fileread.h (Input_file::Format): New enum type.
519 (Input_file::Input_file): Initialize data member format_.
520 (Input_file::format): New method definition.
521 (Input_file::format_):: New data member.
523 2010-02-24 Doug Kwan <dougkwan@google.com>
525 * arm.cc (Arm_output_data_got): New class.
526 (ARM_TCB_SIZE): New constant
527 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
528 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
529 If user uses a script with a SECTIONS clause, issue only a warning
530 for a misplaced EXIDX input section. Otherwise, issue an error.
531 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
533 (Target_arm::got_mode_index_entry): Handle static linking.
534 (Target_arm::Scan::local): Ditto.
535 (Target_arm::Scan::global): Ditto.
536 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
537 all incorrectly implemented relocations.
538 (Target_arm::fix_exidx_coverage): Pass layout to
539 Arm_output_section::fix_exidx_coverage.
540 * layout.cc (Layout::section_name_mapping): Remove trailing dots
541 from ".ARM.exidx." and ".ARM.extab.".
543 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
545 * arm.cc (Target_arm::do_finalize_sections): Create attribute
546 section if it does not already exist.
547 * attributes.cc (Attributes_section_data::Attributes_section_data):
548 Don't crash if size is zero.
550 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
551 Ian Lance Taylor <iant@google.com>
553 * gold.cc (queue_middle_tasks): If no input files were opened,
555 * workqueue.h (Task_function::Task_function): Assert that there is
558 2010-02-22 Doug Kwan <dougkwan@google.com>
560 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
561 * icf.cc (get_section_contents): Cast snprintf arguments to long long
562 types to avoid warnings due to different uint64_t implementations
565 2010-02-21 Doug Kwan <dougkwan@google.com>
567 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
568 handling of the maximum backward branch offset.
569 (Arm_relocate_functions::thumb_branch_common): Ditto.
570 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
571 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
572 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
573 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
574 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
575 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
576 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
577 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
578 thumb_bl_out_of_range thumb_bl_out_of_range.o,
579 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
580 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
581 thumb2_bl_out_of_range.o): New rules.
582 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
583 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
584 thumb2_bl_out_of_range
585 * testsuite/Makefile.in: Regenerate.
586 * testsuite/arm_bl_in_range.s: New file.
587 * testsuite/arm_bl_out_of_range.s: Ditto.
588 * testsuite/arm_branch_in_range.sh: Ditto.
589 * testsuite/arm_branch_range.t: Ditto.
590 * testsuite/thumb2_branch_range.t: Ditto.
591 * testsuite/thumb_bl_in_range.s: Ditto.
592 * testsuite/thumb_bl_out_of_range.s: Ditto.
593 * testsuite/thumb_branch_range.t: Ditto.
595 2010-02-20 Sriraman Tallam <tmsriram@google.com>
597 * gc.h (gc_process_relocs): Change vectors to point to the new list.
598 Add reloc offset information.
599 * icf.cc (get_section_contents): Change iterators to point to the new
600 vectors. Add reloc offset information to the contents.
601 * icf.h (Icf::Sections_reachable_info): New typedef.
602 (Icf::Sections_reachable_list): New typedef.
603 (Icf::Offset_info): New typedef.
604 (Icf::Reloc_info): New struct typedef.
605 (Icf::Reloc_info_list): New typedef.
606 (Icf::symbol_reloc_list): Delete method.
607 (Icf::addend_reloc_list): Delete method.
608 (Icf::section_reloc_list): Delete method.
609 (Icf::reloc_info_list): New method.
610 (Icf::reloc_info_list_): New member.
612 2010-02-19 Doug Kwan <dougkwan@google.com>
614 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
615 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
616 * arm.cc (Arm_relocation_functions): New forward declaration.
617 (Target_arm::Target_arm): Initialize new data members
618 got_mod_index_offset_ and tls_base_symbol_defined_.
619 (Target_arm::Relocate::relocate_tls): New method.
620 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
621 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
623 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
624 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
625 (Target_arm::got_mod_index_offset_,
626 Target_arm::tls_base_symbol_defined_): New data members.
627 (Target_arm::Scan::local, Target::Scan::global,
628 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
631 2010-02-18 Doug Kwan <dougkwan@google.com>
633 * arm.cc (Arm_relobj::find_linked_text_section): New method.
634 (Arm_relobj::make_exidx_input_section): Pass section index of linked
635 text section as a parameter becuase some broken tools may not set
636 the link in section header.
637 (Target_arm::has_got_section): New method.
638 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
639 without any mapping symbol as data only. Remove warning.
640 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
641 link in its section header, try to discover the link by inspecting the
642 REL31 relocation at the beginning of the section.
643 (Target_arm::Scan::check_non_pic): Report name of offending relocation
645 (Target_arm::Scan::global): Treat any reference to the symbol
646 _GLOBAL_OFFSET_TABLE_ as a GOT access.
648 2010-02-12 Sriraman Tallam <tmsriram@google.com>
650 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
651 (Scan::global_reloc_may_be_function_pointer): New function.
652 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
653 (Scan::global_reloc_may_be_function_pointer): New function.
654 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
655 (Scan::global_reloc_may_be_function_pointer): New function.
656 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
657 (Scan::global_reloc_may_be_function_pointer): New function.
658 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
659 (Scan::global_reloc_may_be_function_pointer): New function.
660 (Scan::possible_function_pointer_reloc): New function.
661 (Target_x86_64::can_check_for_function_pointers): New function.
662 * gc.h (gc_process_relocs): Scan relocation types to determine if
663 function pointers were taken for targets that support it.
664 * icf.cc (Icf::find_identical_sections): Include functions for
665 folding in safe ICF whose pointer is not taken.
666 * icf.h (Secn_fptr_taken_set): New typedef.
667 (fptr_section_id_): New member.
668 (section_has_function_pointers): New function.
669 (set_section_has_function_pointers): New function.
670 (check_section_for_function_pointers): New function.
671 * options.h: Fix comment for safe ICF option.
672 * target.h (can_check_for_function_pointers): New function.
673 * testsuite/Makefile.am: Add icf_safe_so_test test case.
674 Modify icf_safe_test for X86-64.
675 * testsuite/Makefile.in: Regenerate.
676 * testsuite/icf_safe_so_test.cc: New file.
677 * testsuite/icf_safe_so_test.sh: New file.
678 * testsuite/icf_safe_test.cc (kept_func_3): New function.
679 (main): Change to take pointer to function kept_func_3.
680 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
681 folding is done correctly for X86-64.
683 2010-02-12 David S. Miller <davem@davemloft.net>
685 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
686 is_symbolless parameter.
687 (Output_reloc<SHT_REL>::is_symbolless): New.
688 (Output_reloc<SHT_REL>::is_symbolless_): New.
689 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
690 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
691 (Output_reloc<SHT_RELA>::is_symbolless): New.
692 (Output_data_reloc::add_global): Handle is_symbolless.
693 (Output_data_reloc::add_global_relative): Likewise.
694 (Output_data_reloc::add_local): Likewise.
695 (Output_data_reloc::add_local_relative): Likewise.
696 (Output_data_reloc::add_symbolless_global_addend): New.
697 (Output_data_reloc::add_symbolless_local_addend): New.
698 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
700 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
701 instead of ->is_relative_
702 (Output_reloc::write): Likewise.
703 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
704 (Output_reloc::write_rel): Simplify.
706 * sparc.cc (Target_sparc::Scan::local): Use
707 ->add_symbolless_local_addend as needed.
708 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
709 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
710 based upon relocation offset.
712 2010-02-11 Doug Kwan <dougkwan@google.com>
714 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
715 (Target_arm::Scan::global): Ditto. Also remove a comment before the
716 beginning of function.
717 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
718 and MOVT_ABS relocations. Those are non issued in scanning. Fix
719 parameter is_32bit in calls to should_apply_static_reloc.
720 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
721 (check_DATA): Add arm_abs_global.stdout.
722 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
723 arm_abs_global.stdout): New rules.
724 (MOSTLLYCLEANFILES): Add arm_abs_global
725 * Makefile.in: Regenerate.
726 * testsuite/arm_abs_global.s: New file.
727 * testsuite/arm_abs_global.sh: Ditto.
728 * testsuite/arm_abs_lib.s: Ditto.
730 2010-02-11 Ian Lance Taylor <iant@google.com>
732 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
734 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
735 Allocate_commons_task first.
736 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
737 task, rather than symtab_lock_.
738 (Gc_process_relocs::~Gc_process_relocs): New function.
739 (Gc_process_relocs::is_runnable): Check this_blocker_.
740 (Gc_process_relocs::locks): Use next_blocker_ rather than
742 (Scan_relocs::~Scan_relocs): New function.
743 (Scan_relocs::is_runnable): Check this_blocker_ rather than
745 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
747 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
748 fields. Add this_blocker_ and next_blocker_ fields. Adjust
749 constructor accordingly.
750 (class Gc_process_relocs): Likewise.
751 (class Scan_relocs): Likewise.
752 * common.h (class Allocate_commons_task): Remove symtab_lock_
753 field, and corresponding constructor parameter.
754 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
756 (Allocate_commons_task::locks): Likewise.
758 2010-02-11 Ian Lance Taylor <iant@google.com>
760 * gold-threads.h (class Once): Define.
761 (class Initialize_lock): Rewrite as child of Once.
762 * gold-threads.cc (class Once_initialize): Define.
763 (once_pointer_control): New static variable.
764 (once_pointer, once_arg): New static variables.
765 (c_run_once): New static function.
766 (Once::Once, Once::run_once, Once::internal_run): New functions.
767 (class Initialize_lock_once): Remove.
768 (initialize_lock_control): Remove.
769 (initialize_lock_pointer): Remove.
770 (initialize_lock_once): Remove.
771 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
772 (Initialize_lock::initialize): Rewrite.
773 (Initialize_lock::do_run_once): New function.
774 * archive.cc (Archive::interpret_header): Only clear name if it is
776 * fileread.cc: Include "gold-threads.h"
777 (file_counts_lock): New static variable.
778 (file_counts_initialize_lock): Likewise.
779 (File_read::release): Only increment counts when using --stats.
780 Use a lock around the increment.
781 * parameters.cc (class Set_parameters_target_once): Define.
782 (set_parameters_target_once): New static variable.
783 (Parameters::Parameters): Move here from parameters.h.
784 (Parameters::set_target): Rewrite.
785 (Parameters::set_target_once): New function.
786 (Parameters::clear_target): Move here and rewrite.
787 * parameters.h (class Parameters): Update declarations. Add
788 set_parameters_target_once_ field.
789 (Parameters::Parameters): Move to parameters.cc.
790 (Parameters::clear_target): Likewise.
791 * readsyms.cc (Read_symbols::do_group): Create a Start_group
793 (Start_group::~Start_group): New function.
794 (Start_group::is_runnable): New function.
795 (Start_group::locks, Start_group::run): New functions.
796 (Finish_group::run): Change saw_undefined to size_t.
797 * readsyms.h (class Start_group): Define.
798 (class Finish_group): Change saw_undefined_ field to size_t.
799 (Finish_group::Finish_group): Remove saw_undefined and
800 this_blocker parameters. Change all callers.
801 (Finish_group::set_saw_undefined): New function.
802 (Finish_group::set_blocker): New function.
803 * symtab.h (class Symbol_table): Change saw_undefined to return
804 size_t. Change saw_undefined_ field to size_t.
805 * target-select.cc (Set_target_once::do_run_once): New function.
806 (Target_selector::Target_selector): Initialize set_target_once_
807 field. Don't initialize lock_ and initialize_lock_ fields.
808 (Target_selector::instantiate_target): Rewrite.
809 (Target_selector::set_target): New function.
810 * target-select.h (class Set_target_once): Define.
811 (class Target_selector): Update declarations. Make
812 Set_target_once a friend. Remove lock_ and initialize_lock_
813 fields. Add set_target_once_ field.
815 2010-02-10 Ian Lance Taylor <iant@google.com>
817 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
819 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
820 (queue_middle_tasks): Add all blockers before queueing any tasks.
821 (queue_final_tasks): Likewise.
822 * token.h (Task_token::add_blockers): New function.
823 * object.h (Input_objects::number_of_relobjs): New function.
825 2010-02-10 Ian Lance Taylor <iant@google.com>
827 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
828 shared, not if not position independent.
829 * x86_64.cc (Relocate::relocate_tls): Likewise.
830 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
831 (tls_pie_pic_test): New target.
832 * testsuite/Makefile.in: Rebuild.
834 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
835 (tls_test_main_pie.o, tls_test_pie.o): New targets.
836 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
837 * testsuite/Makefile.in: Rebuild.
839 2010-02-09 David S. Miller <davem@davemloft.net>
841 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
842 R_SPARC_RELATIVE using ->add_local_relative().
843 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
845 * output.h (Output_data_dynamic::add_section_size): New method
846 that takes two Output_data objects.
847 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
848 entry param. Handle it in initializers.
849 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
850 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
851 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
853 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
854 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
855 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
856 for dynrel_includes_plt.
857 * i386.cc (Target_i386::do_finalize_sections): Likewise.
858 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
859 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
861 (Target_sparc::do_finalize_sections): Update to pass true for
863 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
864 output before .rela.plt
865 (Target_powerpc::do_finalize_sections): Update to pass true for
866 dynrel_includes_plt when 32-bit.
868 2010-02-08 Doug Kwan <dougkwan@google.com>
870 * arm.cc (Arm_relobj::simple_input_section_output_address): New
872 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
873 Arm_relobj::scan_section_for_cortex_a8_stubs,
874 Arm_relobj::do_relocation_section): Instead of calling
875 Output_section::output_address, use faster
876 Arm_relobj::simple_input_section_output_address.
878 2010-02-08 David S. Miller <davem@davemloft.net>
880 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
881 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
882 relocation helper function.
884 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
885 just like R_SPARC_GOT{10,13,22}.
886 (Target_sparc::Scan::local): Likewise.
887 (Target_sparc::Relocate:relocate): Likewise.
889 2010-02-06 Ian Lance Taylor <iant@google.com>
891 * configure.ac: Rewrite targetobjs duplicate removal code to use
892 only shell constructs.
893 * configure: Rebuild.
895 2010-02-05 Doug Kwan <dougkwan@google.com>
898 * arm.cc (Arm_relobj::section_is_scannable): New method.
899 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
900 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
902 2010-02-04 Doug Kwan <dougkwan@google.com>
905 * arm-reloc-property.cc (cstdio): Include.
906 * configure.ac (targetobjs): Remove duplicates.
907 * configure: Regenerate.
908 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
909 big and little endian version for a given address size.
911 2010-02-03 Doug Kwan <dougkwan@google.com>
913 * arm-reloc-property.cc
914 (Arm_reloc_property_table::reloc_name_in_error_message): New method
916 * arm-reloc-property.h
917 (Arm_reloc_property_table::get_implemented_static_reloc_property):
918 New method definition.
919 (Arm_reloc_property_table::reloc_name_in_error_message): New method
921 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
923 (GOT_PREL): Change implemented to Y.
924 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
925 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
926 (Arm_relocate_functions::movw_abs_nc): Remove method.
927 (Arm_relocate_functions::movt_abs): Ditto.
928 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
929 (Arm_relocate_functions::thm_movt_abs): Ditto.
930 (Arm_relocate_functions::movw_rel_nc): Ditto.
931 (Arm_relocate_functions::movw_rel): Ditto.
932 (Arm_relocate_functions::movt_rel): Ditto.
933 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
934 (Arm_relocate_functions:thm_movw_rel): Ditto.
935 (Arm_relocate_functions:thm_movt_rel): Ditto.
936 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
937 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
938 New method definitions.
939 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
940 (Arm_relocation_functions::arm_grp_ldr): Ditto.
941 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
942 (Arm_relocation_functions::arm_grp_ldc): Ditto.
943 (Target_arm::Relocate::relocate): Check for non-static or
944 unimplemented relocation code and exit early. Change calls to
945 Target_arm::reloc_uses_thumb_bit and
946 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
947 instead. Refactor code to handle similar relocations to increase
948 code sharing. Remove check for unsupported relocation code in switch
950 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
951 relocation property table to find out size. Change error message to
952 print out the name of a relocation code instead of the numeric value.
953 (Target_arm::scan_reloc_for_stub): Use relocation property table
954 instead of calling Target_arm::reloc_uses_thumb_bit().
956 2010-02-02 Doug Kwan <dougkwan@google.com>
958 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
959 types of relaxed input section.
961 2010-02-02 Doug Kwan <dougkwan@google.com>
963 * Makefile.am (HFILES): Add arm-reloc-property.h.
965 (TARGETSOURCES): Add arm-reloc-property.cc
966 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
967 (libgold_a_SOURCES): $(DEFFILES)
968 * Makefile.in: Regenerate.
969 * arm-reloc-property.cc: New file.
970 * arm-reloc-property.h: New file.
971 * arm-reloc.def: New file.
972 * arm.cc: Update comments.
973 (arm-reloc-property.h): New included header.
974 (arm_reloc_property_table): New global variable.
975 (Target_arm::do_select_as_default_target): New method definition.
976 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
977 arm-reloc-property to targ_extra_obj.
978 * parameters.cc (set_parameters_target): Call
979 Target::select_as_default_target().
980 * target.h (Target::select_as_default_target): New method definition.
981 (Target::do_select_as_default_target): Same.
983 2010-02-01 Doug Kwan <dougkwan@google.com>
985 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
986 first_output_text_section_.
987 (Arm_exidx_fixup::first_output_text_section): New method definition.
988 (Arm_exidx_fixup::first_output_text_section_): New data member.
989 (Arm_exidx_fixup::process_exidx_section): Record the first text
991 (Arm_output_section::fix_exidx_coverage): Set correct linked section
992 and entsize in output section header.
994 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
996 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
997 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
998 (Arm_relocate_functions::thm_alu11): New Method.
999 (Arm_relocate_functions::thm_pc8): New Method.
1000 (Arm_relocate_functions::thm_pc12): New Method.
1001 (Target_arm::Scan::local): Handle the relocations.
1002 (Target_arm::Scan::global): Likewise.
1003 (Target_arm::Relocate::relocate): Likewise.
1004 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1006 2010-01-29 Doug Kwan <dougkwan@google.com>
1008 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1009 of relocation types as ld.
1011 2010-01-29 Doug Kwan <dougkwan@google.com>
1013 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1015 (Arm_relocate_functions::thumb_branch_common): Ditto.
1016 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1017 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1018 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1019 Arm_relocate_functions::jump24): Remove.
1020 (Target_arm::Relocate::relocate): Adjust code to call
1021 Arm_relocation_functions::arm_branch_common and
1022 Arm_relocation_functions::thumb_branch_common instead of their removed
1023 wrappers. Merge switch-cases together to reduce source code size.
1025 2010-01-29 Doug Kwan <dougkwan@google.com>
1027 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1028 output_local_symbol_count_needs_update_.
1029 (Arm_relobj::output_local_symbol_count_needs_update,
1030 Arm_relobj::set_output_local_symbol_count_needs_update,
1031 Arm_relobj::update_output_local_symbol_count): New methods.
1032 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1034 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1035 of pointed function as in a R_ARM_PREL31 relocation.
1036 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1037 for output local symbol count updating.
1038 (Target_arm::do_relax): Update output local symbol counts in objects
1040 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1042 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1044 * arm.cc: Added support for the ARM relocations:
1045 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1046 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1047 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1049 (Arm_relocate_functions::movw_rel): New method.
1050 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1051 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1053 (Arm_relocate_functions::thm_movw_rel): New method.
1054 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1056 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1058 (Target_arm::Scan::global): Likewise.
1059 (Target_arm::Relocate::relocate): Likewise.
1060 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1063 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1065 * arm.cc: Added support for ARM group relocations.
1066 (Target_arm::reloc_needs_sym_origin): New method.
1067 (Arm_relocate_functions::calc_grp_kn): New method.
1068 (Arm_relocate_functions::calc_grp_residual): New method.
1069 (Arm_relocate_functions::calc_grp_gn): New method.
1070 (Arm_relocate_functions::arm_grp_alu): New Method.
1071 (Arm_relocate_functions::arm_grp_ldr): New Method.
1072 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1073 (Arm_relocate_functions::arm_grp_ldc): New Method.
1074 (Target_arm::Scan::local): Handle the ARM group relocations.
1075 (Target_arm::Scan::global): Likewise.
1076 (Target_arm::Relocate::relocate): Likewise.
1077 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1080 2010-01-26 Doug Kwan <dougkwan@google.com>
1082 * arm.cc (set): Include.
1083 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1085 (Arm_output_section::Text_section_list): New type.
1086 (Arm_output_section::append_text_sections_to_list): New method.
1087 (Arm_output_section::fix_exidx_coverage): Ditto.
1088 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1089 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1090 Relobj::set_section_offset() instead of
1091 Sized_relobj::invalidate_section_offset().
1092 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1093 parameter for section headers. Ignore relocation sections for
1094 unallocated sections and EXIDX sections.
1095 (Target_arm::fix_exidx_coverage): New method.
1096 (Target_arm::output_section_address_less_than): New type.
1097 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1098 linked text section instead of the EXIDX section.
1099 (Arm_output_section::create_stub_group): Add an assertion to check
1100 that this is not an EXIDX output section.
1101 (Arm_output_section::append_text_sections_to_list): New method.
1102 (Arm_output_section::fix_exidx_coverage): Ditto.
1103 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1104 Arm_relobj::section_needs_reloc_stub_scanning.
1105 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1107 (Target_arm::fix_exidx_coverage): New method.
1108 * object.h (Relobj::set_output_section): New method.
1109 (Sized_relobj::invalidate_section_offset): Remove method.
1110 (Sized_relobj::do_invalidate_section_offset): Remove method.
1111 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1113 2010-01-25 Doug Kwan <dougkwan@google.com>
1115 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1116 Fix warning due to signed and unsigned comparison on a 32-bit host.
1118 2010-01-22 Doug Kwan <dougkwan@google.com>
1120 * arm.cc (Target_arm::do_relax): Record an output section for section
1121 offset adjustment it contains any stub table that has changed.
1122 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1123 offsets in an output section if necessary.
1124 * output.cc (Output_section::Output_section): Initialize
1125 section_offsets_need_adjustments_.
1126 (Output_section::add_input_section_for_script): Renamed to
1127 Output_section::add_simple_input_section.
1128 (Output_section::save_states): Add a comment.
1129 (Output_section::discard_states): New method defintion.
1130 (Output_section::adjust_section_offsets): Same.
1131 * output.h (Output_section::add_input_section_for_script): Renamed to
1132 Output_section::add_simple_input_section.
1133 (Output_section::discard_states): New method declaration.
1134 (Output_section::adjust_section_offsets): Same.
1135 (Output_section::section_offsets_need_adjustment,
1136 Output_section::set_section_offsets_need_adjustment): New method
1138 (Output_section::section_offsets_need_adjustment_): New data member.
1139 * script-sections.cc
1140 (Output_section_element_input::set_section_address): Adjust code for
1141 renaming of Output_section::add_input_section_for_script.
1142 (Orphan_output_section::set_section_address): Same.
1144 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1146 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1147 Fix_v4bx enum values .
1148 * gold/options.h (General_options): New option definitions.
1149 (General_options::fix_v4bx): New method.
1150 (General_options::Fix_v4bx): New enum.
1151 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1152 (General_options::parse_fix_v4bx_interworking): New method.
1154 2010-01-22 Doug Kwan <dougkwan@google.com>
1156 * arm.cc (Arm_exidx_fixup): New class.
1158 2010-01-21 Doug Kwan <dougkwan@google.com>
1160 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1162 (Arm_exidx_section_offset_map): New type.
1164 2010-01-21 Doug Kwan <dougkwan@google.com>
1166 * arm.cc (Arm_exidx_input_section): New class.
1167 (Arm_relobj::exidx_input_section_by_link,
1168 Arm_relobj::exidx_input_section_by_shndx,
1169 Arm_relobj::make_exidx_input_section): New methods.
1170 (read_arm_attributes_section): Remove.
1171 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1172 information about them.
1173 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1176 2010-01-20 Doug Kwan <dougkwan@google.com>
1178 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1179 Input_section_specifier to Section_id.
1180 (Target_arm::new_arm_input_section: Adjust code for change of key
1182 (Target_arm::find_arm_input_section): Ditto.
1183 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1184 (Section_id): Remove.
1185 (Garbage_collection::Section_id_hash): Remove.
1186 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1187 (Section_id): Remove.
1188 (Icf::Section_id_hash): Remove.
1189 * object.h (Section_id, Const_section_id, Section_id_hash,
1190 Const_section_id_hash): New type definitions.
1191 * output.cc (Output_section::add_relaxed_input_section): Change to
1192 use Const_section_id instead of Input_section_specifier as key type.
1193 (Output_section::add_merge_input_section): Ditto.
1194 (Output_section::build_relaxation_map): Change to use Section_id
1195 instead of Input_section_specifier as key type.
1196 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1198 (Output_section::convert_input_sections_to_relaxed_sections): Change
1199 to use Const_section_id instead of Input_section_specifier as key type.
1200 (Output_section::find_merge_section): Ditto.
1201 (Output_section::find_relaxed_input_section): Ditto.
1202 * output.h (Input_section_specifier): Remove class.
1203 (Output_section::Output_section_data_by_input_section_map): Change
1204 key type to Const_section_id.
1205 (Output_section::Output_relaxed_input_section_by_input_section_map):
1207 (Output_section::Relaxation_map): Change key type to Section_id.
1209 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1211 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1212 (class Arm_v4bx_stub): New class.
1213 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1214 (Stub_factory::make_arm_v4bx_stub): New method.
1215 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1216 (Stub_table::empty): Handle v4bx stubs.
1217 (Stub_table::add_arm_v4bx_stub): New method.
1218 (Stub_table::find_arm_v4bx_stub): New method.
1219 (Arm_relocate_functions::v4bx): New method.
1220 (Target_arm::fix_v4bx): New method.
1221 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1222 (Stub_table::relocate_stubs): Likewise.
1223 (Stub_table::do_write): Likewise.
1224 (Stub_table::update_data_size_and_addralign): Likewise.
1225 (Stub_table::finalize_stubs): Likewise.
1226 (Target_arm::Scan::local): Likewise.
1227 (Target_arm::Scan::global): Likewise.
1228 (Target_arm::do_finalize_sections): Likewise.
1229 (Target_arm::Relocate::relocate): Likewise.
1230 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1232 (Target_arm::scan_reloc_for_stub): Likewise.
1233 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1235 2010-01-19 Ian Lance Taylor <iant@google.com>
1237 * output.cc (Output_section_headers::do_sized_write): Write large
1238 segment count to sh_info field.
1239 (Output_file_header::do_sized_write): For large segment count,
1240 write PN_XNUM to e_phnum field.
1242 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1244 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1245 (Arm_relocate_functions::thm_jump8): New function.
1246 (Arm_relocate_functions::thm_jump11): New function.
1247 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1249 (Target_arm::Scan::global): Likewise.
1250 (Target_arm::Relocate::relocate): Likewise.
1251 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1254 2010-01-14 Doug Kwan <dougkwan@google.com>
1256 * arm.cc (map, utility): Include headers.
1257 (Target_arm::apply_cortex_a8_workaround): New method.
1258 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1259 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1260 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1261 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1262 the --[no-]fix-cortex-a8 command line options.
1263 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1264 (Target_arm::relocate_stub): Use addend in instruction template.
1265 * options.h (DEFINE_bool): Set the user-set flag.
1266 (General_options): Add --[no-]-fix-cortex options.
1267 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1268 : Update fast look-up map after conversion.
1270 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1272 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1273 in the first pass of do_layout.
1275 2010-01-13 Doug Kwan <dougkwan@google.com>
1277 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1278 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1279 apparent compiler problem of not folding static constant integral
1280 data members of elfcpp::Elf_sizes<32>.
1282 2010-01-13 Doug Kwan <dougkwan@google.com>
1284 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1285 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1286 Arm_relobj::scan_section_for_cortex_a8_erratum,
1287 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1288 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1289 sections to scan for relocation stubs into a new method
1290 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1291 relocation and Cortex-A8 stub scanning.
1292 (Target_arm::do_relax): Force stubs to be after stubbed sections
1293 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1294 the beginning of a new relaxation pass. Update a comment.
1295 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1297 2010-01-12 Ian Lance Taylor <iant@google.com>
1299 * target-reloc.h (visibility_error): New inline function.
1300 (relocate_section): Call visibility_error.
1301 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1302 (MOSTLYCLEANFILES): Likewise.
1303 (protected_4_pic.o, protected_3.err): New targets.
1304 * testsuite/protected_4.cc: New file.
1306 2010-01-12 Doug Kwan <dougkwan@google.com>
1308 * arm.cc (Cortex_a8_reloc): New class.
1309 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1310 and cortex_a8_relocs_info_.
1311 (Target_arm::fix_cortex_a8): New method definition.
1312 (Target_arm::Cortex_a8_relocs_info): New type.
1313 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1314 New data member declarations.
1315 (Target_arm::scan_reloc_for_stub): Record information about
1316 relocations for THUMB branches that might be exempted from the
1317 Cortex-A8 workaround.
1318 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1319 at the beginning of a relaxation pass.
1321 2010-01-12 Doug Kwan <dougkwan@google.com>
1323 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1324 (Arm_relobj::Mapping_symbol_position,
1325 Arm_reloj::Mapping_symbol_position_less,
1326 Arm_relobj::Mapping_symbols_info): New types.
1327 (Target_arm::is_mapping_symbol_name): New method definition.
1328 (Arm_relobj::do_count_local_symbols): Save information about mapping
1331 2010-01-11 Doug Kwan <dougkwan@google.com>
1333 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1334 Arm_relocate_functions::thumb32_branch_upper,
1335 Arm_relocate_functions::thumb32_branch_lower,
1336 Arm_relocate_functions::thumb32_cond_branch_offset,
1337 Arm_relocate_functions::thumb32_cond_branch_upper,
1338 Arm_relocate_functions::thumb32_cond_branch_lower,
1339 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1340 branch offset encoding.
1341 (Arm_relocate_functions::thumb_branch_common): Use new branch
1342 offset encoding methods to avoid code duplication.
1343 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1344 (Stub_addend_reader::operator()): Use new branch encoding method
1345 to avoid code duplication.
1347 2010-01-11 Doug Kwan <dougkwan@google.com>
1349 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1350 (Target_arm::do_finalize_sections): Define special EXIDX section
1351 symbols only if referenced.
1352 * gc.h (Garbage_collection::add_reference): New method.
1353 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1356 2010-01-11 Ian Lance Taylor <iant@google.com>
1358 * script.cc (Version_script_info::build_expression_list_lookup):
1359 Change complaing about duplicate wildcard match from error to
1362 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1364 (Version_script_info::Version_script_info): Initialize globs_,
1365 default_version_, default_is_global_, and exact_. Don't
1366 initialize globals_ or locals_.
1367 (Version_script_info::build_lookup_tables): Build local symbols
1369 (Version_script_info::unquote): New function.
1370 (Version_script_info::add_exact_match): New function.
1371 (Version_script_info::build_expression_list_lookup): Remove lookup
1372 parameter. Add is_global parameter. Change all callers. Handle
1373 wildcard pattern specially. Unquote pattern. Call
1375 (Version_script_info::get_name_to_match): New function.
1376 (Version_script_info::get_symbol_version): New function.
1377 (Version_script_info::get_symbol_version_helper): Remove.
1378 (Version_script_info::check_unmatched_names): Call unquote.
1379 * script.h (class Version_script_info): Change get_symbol_version
1380 to be non-inline and add is_global parameter; change all callers.
1381 Rewrite symbol_is_local. Update declarations. Define struct
1382 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1383 Remove globals_ and locals_ members. Add exact_, globs_,
1384 default_version_, is_global_.
1385 (Version_script_info::Glob): Remove pattern, add expression and
1386 is_global. Update constructor. Change all callers.
1387 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1389 (Versions::symbol_section_contents): If a symbol is undefined, or
1390 defined in a dynamic object, set the version index to
1392 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1394 (Symbol_table::add_from_pluginobj): Likewise.
1395 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1397 2010-01-11 Doug Kwan <dougkwan@google.com>
1399 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1400 (incremental_dump_LDADD): Add linking option for libintl.
1401 * Makefile.in: Regenerate.
1403 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1406 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1408 * testsuite/Makefile.in: Regenerated.
1410 2010-01-10 Doug Kwan <dougkwan@google.com>
1412 * options.h (DEFINE_var): Use parentheses around argument varname__
1413 in macro body to avoid any unintended subsequent substitutions.
1415 2010-01-10 Ian Lance Taylor <iant@google.com>
1417 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1418 candidates before doing symbol resolution.
1420 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1421 ODR candidates if only one is weak.
1423 2010-01-08 Ian Lance Taylor <iant@google.com>
1425 * script.cc (Version_script_info::build_expression_list_lookup):
1426 Don't warn about ambiguous version, just record the ambiguity.
1427 (Version_script_info::get_symbol_version_helper): Give error if
1428 version is ambiguous.
1430 2010-01-08 Doug Kwan <dougkwan@google.com>
1432 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1433 prev_data_size_ and prev_addralign_. Remove initializer for
1434 deleted data member has_been_changed_.
1435 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1436 to determine if the table is empty.
1437 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1439 (Stub_table::add_reloc_stub): Define method in class definition
1440 instead of just declaring it there.
1441 (Stub_table::add_cortex_a8_stub): New method definition.
1442 (Stub_table::update_data_size_and_addralign): Ditto.
1443 (Stub_table::finalize_stubs): Ditto.
1444 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1445 (Stub_table::do_addralign_): Return address alignment in the
1446 (Stub_table::do_reset_address_and_file_offset): Define method in
1447 class definition instead of declaring it there. Set current data
1448 size to be the data size of the previous pass.
1449 (Stub_table::set_final_data_size): Use current data size as the
1451 (Stub_table::relocate_stub): Change parameter type of stub from
1452 Reloc_stub pointer to Stub pointer.
1453 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1454 (Stub_table::Cortex_a8_stub_list): New typedef.
1455 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1456 Stub_table::prev_addralign_): New data member.
1457 (Arm_relobj::Arm_relobj): Initialize data member
1458 section_has_cortex_a8_workaround_.
1459 (Arm_relobj::section_has_cortex_a8_workaround,
1460 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1462 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1464 (Target_arm::relocate_stub): Change parameter type of stub from
1465 Reloc_stub pointer to Stub pointer.
1466 (Insn_template::size, Insn_template::alignment): Handle
1467 THUMB16_SPECIAL_TYPE.
1468 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1469 Stub_table::update_data_size_and_addralign,
1470 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1472 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1473 (Stub_table::do_write): Ditto.
1474 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1476 2010-01-08 Ian Lance Taylor <iant@google.com>
1479 * symtab.h (class Symbol): Remove fields is_target_special_ and
1480 has_plt_offset_. Add field is_defined_in_discarded_section_.
1481 (Symbol::is_defined_in_discarded_section): New function.
1482 (Symbol::set_is_defined_in_discarded_section): New function.
1483 (Symbol::has_plt_offset): Rewrite.
1484 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1485 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1486 Don't initialize is_target_special_ or has_plt_offset_.
1487 Initialize is_defined_in_discarded_section_.
1488 (Symbol_table::add_from_relobj): If appropriate, set
1489 is_defined_in_discarded_section.
1490 * resolve.cc (Symbol::override_base_with_special): Don't test
1491 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1492 * target-reloc.h (relocate_section): Do special handling for
1493 symbols defined in discarded sections for global symbols as well
1496 2010-01-08 Ian Lance Taylor <iant@google.com>
1498 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1499 the SHT_SYMTAB case.
1501 2010-01-08 Ian Lance Taylor <iant@google.com>
1503 * object.cc (Sized_relobj::do_layout): Don't get confused if
1504 layout_eh_frame returns NULL.
1506 2010-01-08 Ian Lance Taylor <iant@google.com>
1509 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1510 dynamic symbol table, use the normal symbol table.
1511 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1514 2010-01-08 Ian Lance Taylor <iant@google.com>
1517 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1520 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1522 * version.cc (print_version): Change to "Copyright 2010".
1524 2010-01-08 Ian Lance Taylor <iant@google.com>
1528 * i386.cc (class Target_i386): Change return type of plt_section
1530 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1531 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1532 tls_desc_rel_ field.
1533 (Output_data_plt_i386::rel_tls_desc): New function.
1534 (Target_i386::rel_tls_desc_section): New function.
1535 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1536 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1537 R_386_TLS_DESC reloc in rel_tls_desc_section.
1538 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1539 Define struct Tlsdesc_info.
1540 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1541 (Target_x86_64::do_reloc_symbol_index): New function.
1542 (Target_x86_64::add_tlsdesc_info): New function.
1543 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1544 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1546 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1548 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1549 (Target_x86_64::rela_tlsdesc_section): New function.
1550 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1552 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1553 (Target_x86_64::do_reloc_addend): New function.
1554 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1555 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1556 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1557 (Output_reloc::type): New function.
1558 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1559 (Output_reloc::is_target_specific): New function.
1560 (Output_reloc::target_arg): New function.
1561 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1562 absolute relocs and target specific relocs.
1563 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1564 add_target_specific.
1565 (class Output_data_reloc) [SHT_RELA]: Likewise.
1566 * output.cc (Output_reloc::Output_reloc): Add four new versions
1567 for absolute relocs and target specific relocs.
1568 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1569 (Output_reloc::get_symbol_index): Likewise.
1570 (Output_reloc::local_section_offset): Check that local_sym_index_
1571 is not TARGET_CODE or 0.
1572 (Output_reloc::symbol_value): Likewise.
1573 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1575 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1576 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1578 * layout.cc (add_target_dynamic_tags): Use output section for
1579 DT_PLTRELSZ and DT_JMPREL.
1581 2010-01-07 Ian Lance Taylor <iant@google.com>
1584 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1586 (class Output_data_reloc_generic): Define.
1587 (class Output_data_reloc_base): Change base class to
1588 Output_data_reloc_generic. Change add() method to call
1589 bump_relative_reloc_count for a relative reloc. Remove
1591 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1593 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1594 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1596 * layout.h (class Layout): Update declaration.
1598 2010-01-07 Ian Lance Taylor <iant@google.com>
1600 * output.h (class Output_data): Add const version of
1601 output_section and do_output_section.
1602 (class Output_section_data): Add const version of
1604 (class Output_section): Likewise.
1605 * layout.cc (Layout::add_target_dynamic_tags): New function.
1606 * layout.h (class Layout): Update declarations.
1607 * arm.cc (Target_arm::do_finalize_sections): Use
1608 add_target_dynamic_tags.
1609 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1610 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1611 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1612 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1614 2010-01-07 Ian Lance Taylor <iant@google.com>
1617 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1620 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1621 Ian Lance Taylor <iant@google.com>
1624 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1625 Xindex::read_symtab_xindex.
1627 2010-01-07 Doug Kwan <dougkwan@google.com>
1629 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1630 (Insn_template::thumb16_bcond_insn): New method declaration.
1631 (Insn_template): Fix spelling.
1632 (Stub::thumb16_special): New method declaration.
1633 (Stub::do_write): Define virtual method which was previously pure
1635 (Stub::do_thumb16_special): New method declaration.
1636 (Stub::do_fixed_endian_write): New template member.
1637 (Reloc_stub::do_write): Remove.
1638 (Reloc_stub::do_fixed_endian_write): Remove.
1639 (Cortex_a8_stub): New class definition.
1640 (Stub_factory::make_cortex_a8_stub): New method definition.
1641 (Stub_factory::Stub_factory): Add missing static storage class
1642 qualifier for elf32_arm_stub_a8_veneer_blx.
1644 2010-01-07 Ian Lance Taylor <iant@google.com>
1647 * options.h (class General_options): Add --warn-unresolved-symbols
1648 and --error-unresolved-symbols.
1649 * errors.cc (Errors::undefined_symbol): Implement
1650 --warn-unresolved-symbols.
1652 * options.h (class General_options): Add -z text and -z textoff.
1653 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1655 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1657 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1658 (Garbage_collection::cident_sections): New function.
1659 (Garbage_collection::add_cident_section): New function.
1660 (Garbage_collection::cident_sections_): New member.
1661 (gc_process_relocs): Add references to sections whose names are C
1663 * gold.h (cident_section_start_prefix): New constant.
1664 (cident_section_stop_prefix): New constant.
1665 (is_cident): New function.
1666 * layout.cc (Layout::define_section_symbols): Replace string constants
1667 with the newly defined constants.
1668 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1670 * testsuite/Makefile.am: Add gc_orphan_section_test.
1671 * testsuite/Makefile.in: Regenerate.
1672 * testsuite/gc_orphan_section_test.cc: New file.
1673 * testsuite/gc_orphan_section_test.sh: New file.
1675 2010-01-06 Ian Lance Taylor <iant@google.com>
1678 * options.h (class General_options): Add --warn-shared-textrel.
1679 * layout.cc (Layout::finish_dynamic_section): Implement
1680 --warn-shared-textrel.
1683 * options.h (class General_options): Add --warn-multiple-gp.
1685 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1687 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1688 $(THREADSLIB) and $(LIBDL).
1689 * Makefile.in: Rebuild.
1691 2010-01-06 Ian Lance Taylor <iant@google.com>
1694 * options.cc (General_options::parse_section_start): New function.
1695 (General_options::section_start): New function.
1696 (General_options::General_options): Initialize all members.
1697 * options.h: Include <map>
1698 (class General_options): Add --section-start. Add section_starts_
1700 * layout.cc (Layout::attach_allocated_section_to_segment): If
1701 --section-start was used, set the address of the segment. Remove
1702 local sort_sections.
1703 (Layout::relaxation_loop_body): If the address of the load segment
1704 has been set by --section-start, don't use it.
1705 * output.h (Output_segment::update_flags_for_output_section): New
1707 * output.cc (Output_segment::add_output_section): Call
1708 update_flags_for_output_section.
1710 2010-01-05 Ian Lance Taylor <iant@google.com>
1713 * options.h (class General_options): Add --undefined-version.
1714 * script.cc (struct Version_expression): Add was_matched_by_symbol
1716 (Version_script_info::matched_symbol): New function.
1717 (Version_script_info::get_symbol_version_helper): Call
1719 (Version_script_info::check_unmatched_names): New function.
1720 * script.h (class Version_script_info): Update declarations.
1721 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1723 * options.h (class General_options): Use DEFINE_bool_alias for
1724 allow_multiple_definition.
1725 * resolve.cc (Symbol_table::should_override): Don't test
1726 allow_multiple_definition.
1729 * options.h (class General_options): Add --cref.
1730 * main.cc (main): Print cref table if --cref. Don't close mapfile
1731 until after printing cref table.
1732 * cref.cc: Include "symtab.h".
1733 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1734 (Cref_table_compare::operator()): New function.
1735 (Cref_inputs::gather_cref): New function.
1736 (filecol): New static const.
1737 (Cref_inputs::print_cref): New function.
1738 (Cref::print_cref): New function.
1739 * cref.h: Include <cstdio>.
1740 (class Cref): Update declarations.
1741 * mapfile.h (Mapfile::file): New function.
1742 * object.h (class Object): Define Symbols. Declare virtual
1743 do_get_global_symbols.
1744 (Object::get_global_symbols): New function.
1745 * object.cc (Input_objects::add_object): Pass object to cref_ if
1747 (Input_objects::archive_start): Likewise.
1748 (Input_objects::archive_stop): Likewise.
1749 (Input_objects::print_cref): New function.
1750 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1751 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1753 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1755 * plugin.h (class Sized_pluginobj): Update declarations.
1757 2010-01-05 Ian Lance Taylor <iant@google.com>
1759 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1760 to is_default_version. Rename insdef to insdefault.
1761 (Symbol_table::add_from_relobj): Rename def to is_default_version
1762 and local to is_forced_local.
1763 (Symbol_table::add_from_pluginobj): Likewise.
1764 (Symbol_table::add_from_dynobj): Likewise.
1765 (Symbol_table::define_special_symbol): Rename insdef to
1768 2010-01-04 Ian Lance Taylor <iant@google.com>
1771 * options.h (class General_options): Add
1772 --allow-multiple-definition and -z muldefs.
1773 * resolve.cc (Symbol_table::should_override): Don't warn about a
1774 multiple symbol definition if --allow-multiple-definition or -z
1778 * options.h (class General_options): Add --add-needed and
1779 --copy-dt-needed-entries. Tweak --as-needed help entry.
1780 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1781 error if --copy-dt-needed-entries aka --add-needed is used and
1782 would cause a change in behaviour.
1785 * options.h (class General_options): Add -G as a short version of
1786 --shared. Add no-op options -assert, -g, and -i.
1788 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1790 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1791 check for .text or .gnu.linkonce.t sections.
1792 * icf.cc (Icf::find_identical_sections): Ditto.
1793 Change the detection for mangled function name within the section
1795 * icf.h (is_section_foldable_candidate): New function.
1797 2009-12-30 Ian Lance Taylor <iant@google.com>
1800 * options.h (class General_options): Permit two dashes with
1801 --retain-symbols-file.
1803 2009-12-30 Ian Lance Taylor <iant@google.com>
1806 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1807 don't put the file header and segment headers in the text
1811 * common.cc (Sort_commons::operator()): Stabilize sort when both
1813 (Symbol_table::do_allocate_commons_list): When allocating common
1814 symbols, skip a symbol which is no longer common.
1815 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1816 an object before checking its type.
1817 * testsuite/common_test_2.c: New file.
1818 * testsuite/common_test_3.c: New file.
1819 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1820 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1821 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1822 (common_test_2_pic.o, common_test_2.so): New targets.
1823 (common_test_3_pic.o, common_test_3.so): New targets.
1824 * testsuite/Makefile.in: Rebuild.
1827 * script.cc (read_input_script): If we see a new SECTIONS clause,
1828 and we have added an input section, give an error.
1829 * layout.h (class Layout): Add have_added_input_section function.
1830 Add have_added_input_section_ field.
1831 * layout.cc (Layout::Layout): Initialize
1832 have_added_input_section_.
1833 (Layout::layout): Set have_added_input_section_.
1834 (Layout::layout_eh_frame): Likewise.
1836 2009-12-30 Ian Lance Taylor <iant@google.com>
1839 * options.h (class General_options): Add --sort-common option.
1840 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1841 * common.cc (Sort_common): Add sort_order parameter to
1842 constructor. Add sort_order_ field.
1843 (Sort_commons::operator): Check sort_order_.
1844 (Symbol_table::allocate_commons): Determine the sort order.
1845 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1847 (Symbol_table::do_allocate_commons_list): Likewise.
1849 2009-12-30 Ian Lance Taylor <iant@google.com>
1852 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1853 symbols from this object, don't change the visibility of an
1855 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1857 2009-12-30 Ian Lance Taylor <iant@google.com>
1860 * script.h (class Version_script_info): Define Language enum.
1861 Update declarations. Define Glob, Exact, and Lookup types. Add
1862 new fields globals_, locals_, and is_finalized_.
1863 * script.cc: Various formatting fixes.
1864 (class Parser_closure): Change language_stack_ from a vector of
1865 std::string to one of Version_script_info::Language. Adjust all
1867 (class Lazy_demangler): Remove.
1868 (struct Version_expression): Change language from std::string to
1869 Version_script_info::Language.
1870 (Version_script_info::Version_script_info): New function.
1871 (Version_script_info::~Version_script_info): Don't call clear.
1872 (Version_script_info::finalize): New function.
1873 (Version_script_info::build_lookup_tables): New function.
1874 (Version_script_info::build_expression_list_lookup): New
1876 (Version_script_info::get_symbol_version_helper): Rewrite to use
1878 (Version_script_info::print_expression_list): Adjust to use
1879 Version_script_info::Language.
1880 (script_push_lex_into_version_mode): Check that the version script
1881 has not been finalized.
1882 (version_script_push_lang): Change language string to
1883 Version_script_info::Language.
1884 * options.cc (Command_line::version_script): New function.
1885 * options.h (class General_options): Add finalize_dynamic_list
1886 function. Change version_script from declaration to definition.
1887 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1888 * testsuite/version_script.map: Remove duplicate def of foo.
1889 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1891 * testsuite/Makefile.in: Rebuild.
1893 2009-12-30 Ian Lance Taylor <iant@google.com>
1896 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1897 if the input symbol index is 0, make the output symbol index 0.
1899 2009-12-30 Ian Lance Taylor <iant@google.com>
1902 * options.h (class General_options): Add -x/--discard-all.
1903 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1904 --discard-all. If the local symbol needs a dynamic entry, check
1905 that before handling --discard-locals.
1907 2009-12-30 Ian Lance Taylor <iant@google.com>
1910 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1912 (Output_segment::add_output_section): Don't change the flags if
1916 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1917 GNU hash table if they need a dynamic value. Otherwise, don't add
1918 them if they are defined in a dynamic object or are forced local.
1920 2009-12-29 Ian Lance Taylor <iant@google.com>
1923 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1924 .gnu.hash table for a 32-bit target.
1927 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1928 regular and a dynamic object only needs a dynamic symbol table
1929 entry if it is externally visible.
1932 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1933 constructor. Add global_offset_table_ field.
1934 (Target_i386::got_section): Set global_offset_table_.
1935 (Target_i386::do_finalize_sections): Set global_offset_table_
1937 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1938 in constructor. Add global_offset_table_ field.
1939 (Target_x86_64::got_section): Set global_offset_table_.
1940 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1943 * layout.cc (Layout::Layout): Initialize increase_relro_.
1944 (Layout::get_output_section): Add is_relro, is_last_relro, and
1945 is_first_non_relro parameters. Change all callers.
1946 (Layout::choose_output_section): Likewise.
1947 (Layout::add_output_section_data): Likewise.
1948 (Layout::make_output_section): Likewise.
1949 (Layout::set_segment_offsets): Clear increase_relro when using a
1951 * layout.h (class Layout): Add increase_relro method. Add
1952 increase_relro_ field. Update declarations.
1953 * output.cc (Output_section::Output_section): Initialize
1954 is_last_relro_ and is_first_non_relro_.
1955 (Output_segment::add_output_section): Group relro sections is
1956 do_sort is true. Handle is_last_relro and is_first_non_relro.
1957 (Output_segment::maximum_alignment): Remove relro handling.
1958 (Output_segment::set_section_addresses): Add increase_relro
1959 parameter. Change all callers. Add initial alignment to align
1960 relro sections on separate page. Remove old relro handling.
1961 (Output_segment::set_section_list_addresses): Remove in_relro
1962 parameter. Change all callers.
1963 (Output_segment::set_offset): Add increase parameter. Change all
1964 callers. Remove old relro handling.
1965 * output.h (class Output_section): Add new methods: is_last_relro,
1966 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1967 Add is_last_relro_ and is_first_non_relro_ fields.
1968 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1969 Create separate .got.plt section. Call increase_relro.
1970 * x86_64.cc (Target_x86_64::got_section): Likewise.
1971 * testsuite/relro_script_test.t: Add .got.plt.
1974 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1975 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1976 (Layout::finalize): Call set_dynamic_symbol_size.
1977 (Layout::set_dynamic_symbol_size): New function.
1978 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1979 set_dynamic_symbol_size.
1982 * output.h (class Output_section): Add is_entsize_zero_ field.
1983 * output.cc (Output_section::Output_section): Initialize
1985 (Output_section::set_entsize): If two different entsizes are
1986 requested, force it to zero.
1987 (Output_section::add_input_section): Set flags for .debug_str
1988 before updating section flags. Set entsize.
1989 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1990 and SHF_STRING if all input sections have those flags.
1992 2009-12-29 Rafael Espindola <espindola@google.com>
1994 * main.cc (main): Fix the sys time reporting.
1995 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1998 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2000 * options.cc (General_options::parse_version): Allow -v to exit
2001 without an error if there is nothing to link.
2003 2009-12-29 Ian Lance Taylor <iant@google.com>
2005 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2006 using a version of gcc before 4.1.
2007 * configure: Rebuild.
2009 2009-12-28 Chris Demetriou <cgd@google.com>
2011 * attributes.cc (Output_attributes_section_data::do_write): Use
2012 std::vector::front rather than std::vector::data.
2014 2009-12-28 Ian Lance Taylor <iant@google.com>
2016 * symtab.h (class Symbol_table): Add enum Defined.
2017 * resolve.cc (Symbol_table::should_override): Add defined
2018 parameter. Change all callers. Test whether object is NULL
2019 before calling a method on it.
2020 (Symbol_table::report_resolve_problem): Add defined parameter.
2022 (Symbol_table::should_override_with_special): Likewise.
2023 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2024 parameter. Change all callers.
2025 (Symbol_table::do_define_in_output_data): Likewise.
2026 (Symbol_table::define_in_output_segment): Likewise.
2027 (Symbol_table::do_define_in_output_segment): Likewise.
2028 (Symbol_table::define_as_constant): Likewise.
2029 (Symbol_table::do_define_as_constant): Likewise.
2030 * script.h (class Symbol_assignment): Add is_defsym parameter to
2031 constructor; change all callers.
2032 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2033 parameter. Change all callers. Add is_defsym_ field.
2034 (class Parser_closure): Add parsing_defsym parameter to
2035 constructor; change all callers. Add parsing_defsym accessor
2036 function. Add parsing_defsym_ field.
2038 2009-12-28 Ian Lance Taylor <iant@google.com>
2040 * gold.cc (queue_middle_tasks): Fix formatting.
2041 * object.cc (Relobj::is_section_name_included): Likewise.
2043 2009-12-23 Ian Lance Taylor <iant@google.com>
2045 * i386.cc (Target_i386::do_calls_non_split): Recognize
2046 -fsplit-stack prologue for a function with a static chain.
2047 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2048 -fsplit-stack prologue when using %r11.
2050 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2052 * options.cc (General_options::parse_version): Make -v continue and do
2053 the link like GNU ld does.
2055 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2057 * Makefile.am (CCFILES): Add timer.cc.
2058 (HFILES): Add timer.h.
2059 * configure.ac: Check for sysconf and times.
2060 * main.cc: include timer.h.
2061 (main): Use Timer instead of get_run_time.
2064 * workqueue.cc: include timer.h.
2065 (Workqueue::find_and_run_task):
2066 Report user, sys and wall time.
2067 * Makefile.in: Regenerate.
2068 * config.in: Regenerate.
2069 * configure: Regenerate.
2071 2009-12-16 Doug Kwan <dougkwan@google.com>
2073 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2075 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2076 relaxed input sections.
2077 * output.cc (Output_section::find_relaxed_input_section): Change
2078 return type to Output_relaxed_input_section pointer. Adjust code
2079 for new type of relaxed_input_section_map_.
2080 * output.h (Output_section::find_relaxed_input_section): Change
2081 return type to Output_relaxed_input_section pointer.
2082 (Output_section::Output_relaxed_input_section_by_input_section_map):
2084 (Output_section::relaxed_input_section_map_): Change type to
2085 Output_section::Output_relaxed_input_section_by_input_section_map.
2086 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2089 2009-12-15 Ian Lance Taylor <iant@google.com>
2091 * layout.cc (Layout::create_shstrtab): Only write out after input
2092 sections if we are compressing debug sections.
2094 2009-12-15 Ian Lance Taylor <iant@google.com>
2096 * archive.cc (Archive::add_symbols): Only look up a symbol without
2097 a version if there is, in fact, a version.
2099 2009-12-14 Ian Lance Taylor <iant@google.com>
2101 Revert -Wshadow changes, all changes from:
2102 2009-12-11 Doug Kwan <dougkwan@google.com>
2103 2009-12-11 Nick Clifton <nickc@redhat.com>
2104 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2106 2009-12-11 Doug Kwan <dougkwan@google.com>
2108 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2110 * attributes.cc (Object_attribute::size): Ditto.
2111 (Attributes_section_data::size): Ditto.
2112 (Attributes_section_data::Attributes_section_data): Ditto.
2113 (Output_attributes_section_data::do_write): Ditto.
2114 * attributes.h (Object_attribute::set_type): Ditto.
2115 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2117 2009-12-11 Nick Clifton <nickc@redhat.com>
2119 * archive.cc: Fix shadowed variable warnings.
2121 * compressed_output.cc: Likewise.
2122 * compressed_output.h: Likewise.
2123 * configure: Likewise.
2124 * dwarf_reader.cc: Likewise.
2125 * dynobj.cc: Likewise.
2126 * dynobj.h: Likewise.
2127 * ehframe.cc: Likewise.
2128 * ehframe.h: Likewise.
2129 * errors.cc: Likewise.
2130 * expression.cc: Likewise.
2131 * fileread.cc: Likewise.
2132 * fileread.h: Likewise.
2133 * freebsd.h: Likewise.
2134 * i386.cc: Likewise.
2136 * incremental.h: Likewise.
2137 * layout.cc: Likewise.
2138 * layout.h: Likewise.
2139 * mapfile.cc: Likewise.
2140 * merge.cc: Likewise.
2141 * merge.h: Likewise.
2142 * object.cc: Likewise.
2143 * object.h: Likewise.
2144 * options.h: Likewise.
2145 * output.cc: Likewise.
2146 * output.h: Likewise.
2147 * parameters.cc: Likewise.
2148 * plugin.cc: Likewise.
2149 * powerpc.cc: Likewise.
2150 * reduced_debug_output.cc: Likewise.
2151 * reduced_debug_output.h: Likewise.
2152 * reloc.cc: Likewise.
2153 * reloc.h: Likewise.
2154 * resolve.cc: Likewise.
2155 * script-sections.cc: Likewise.
2156 * script.cc: Likewise.
2157 * script.h: Likewise.
2158 * sparc.cc: Likewise.
2159 * symtab.cc: Likewise.
2160 * symtab.h: Likewise.
2161 * target-select.cc: Likewise.
2162 * target-select.h: Likewise.
2163 * token.h: Likewise.
2164 * workqueue.cc: Likewise.
2165 * workqueue.h: Likewise.
2166 * x86_64.cc: Likewise.
2168 2009-12-10 Doug Kwan <dougkwan@google.com>
2170 * arm.cc (attributes.h): New include.
2171 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2172 (Arm_relobj::~Arm_relobj): Delete object pointed by
2173 attributes_section_data_.
2174 (Arm_relobj::attributes_section_data): New method definition.
2175 (Arm_relobj::attributes_section_data_): New data member declaration.
2176 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2177 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2178 attributes_section_data_.
2179 (Arm_dynobj::attributes_section_data): New method definition.
2180 (Arm_dynobj::attributes_section_data_): New data member declaration.
2181 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2182 initialization value of may_use_blx_ to false.
2183 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2184 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2185 object attributes to compute results instead of hard-coding.
2186 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2187 Target_arm::get_secondary_compatible_arch,
2188 Target_arm::set_secondary_compatible_arch
2189 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2190 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2191 New method declarations.
2192 (Target_arm::get_aeabi_object_attribute): New method definition.
2193 (Target_arm::attributes_section_data_): New data member declaration.
2194 (read_arm_attributes_section): New template definition.
2195 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2196 (Arm_dynobj::do_read_symbols): Ditto.
2197 (Target_arm::do_finalize_sections): Merge attributes sections from
2198 input. Check for BLX use after attributes section merging.
2199 Fix __exidx_start and __exidx_end visibility. Create an
2200 .ARM.attributes section if necessary.
2201 (Target_arm::get_secondary_compatible_arch,
2202 Target_arm::set_secondary_compatible_arch,
2203 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2204 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2205 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2206 New method definitions.
2208 2009-12-09 Ian Lance Taylor <iant@google.com>
2210 * plugin.cc (Plugin::load): Don't cast from void* to a function
2213 2009-12-09 Ian Lance Taylor <iant@google.com>
2215 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2218 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2220 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2221 Replace two_file_shared_1.so with two_file_shared_2.so.
2222 * testsuite/Makefile.in: Regenerated.
2224 2009-12-08 Doug Kwan <dougkwan@google.com>
2226 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2227 (HFILES): Add attributes.h and int_encoding.h.
2228 * Makefile.in: Regenerate.
2229 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2230 function definitions to int_encoding.cc
2231 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2232 prototypes to int_encoding.h
2233 * reduced_debug_output.cc (int_encoding.h): New include.
2234 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2235 function definitions to int_encoding.cc
2236 (insert_into_vector, read_from_pointer): Move template definitions to
2238 * attributes.cc: New file.
2239 * attributes.h: New file.
2240 * int_encoding.cc: New file.
2241 * int_encoding.h: New file.
2243 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2246 * incremental-dump.cc (dump_incremental_inputs): New.
2247 (main): Use dump_incremental_inputs.
2249 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2252 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2253 checking elfcpp::STT_FUNC.
2254 (Target_i386::Relocate::relocate): Likewise.
2255 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2257 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2258 symbols from shared libraries into normal FUNC symbols.
2260 * symtab.h (Symbol): Add is_func and use it.
2262 2009-12-05 Doug Kwan <dougkwan@google.com>
2264 * arm.cc (Target_arm::arm_info): Initialize new fields
2265 attributes_section and attributes_vendor.
2266 * i386.cc (Target_i386::i386_info): Same.
2267 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2268 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2269 fields attributes_section and attributes_vendor.
2270 * sparc.cc (Target_sparc::sparc_info): Same.
2271 * target.h (Target::attributes_section, Target::attributes_vendor,
2272 Target::is_attributes_section, Target::attribute_arg_type,
2273 Target::attributes_order): New method definitions.
2274 (Target::Target_info::attributes_section,
2275 Target::Target_info::attributes_vendor): New fields.
2276 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2277 virtual method definitions.
2278 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2279 attributes_section and attributes_vendor.
2280 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2282 2009-12-05 Doug Kwan <dougkwan@google.com>
2284 * arm.cc: Update comments about interworking and stub generation.
2285 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2286 considered as non-PIC.
2287 (Arm_relocate_functions::base_abs): Fix formatting.
2288 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2289 of function to use GOT entry address instead of offset.
2290 (Target_arm::Scan::global): Issue an error if a symbol would need a
2291 PLT does not get one because it is untyped. Remove code to create
2292 dynamic symbols for relative branches.
2293 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2294 takes unsigned integer instead of boolean.
2296 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2298 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2299 (two_file_test_LDADD): Likewise.
2300 (common_test_1_LDADD): Likewise.
2301 (exception_test_LDADD) Likewise.
2302 (weak_test_LDADD): Likewise.
2303 (many_sections_test_LDADD): Likewise.
2304 (initpri1_LDADD): Likewise.
2305 (script_test_1_LDADD): Likewise.
2306 (script_test_2_LDADD): Likewise.
2307 (justsyms_LDADD): Likewise.
2308 (binary_test_LDADD): Likewise.
2309 (large_LDADD): Likewise.
2310 * testsuite/Makefile.in: Regenerated.
2312 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2314 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2315 (Symbol_table::override_with_special): Likewise.
2316 (Symbol_table::add_from_object): Likewise.
2318 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2320 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2321 Don't set the data_offset twice.
2323 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2325 * testsuite/Makefile.in: Regenerate.
2327 2009-12-03 Doug Kwan <dougkwan@google.com>
2329 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2330 (Target_arm::do_finalize_sections): Add parameter for symbol table
2331 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2332 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2333 parameter for symbol table pointer.
2334 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2335 an additional parameter for a pointer to symbol table.
2336 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2337 parameter for a symbol table pointer.
2338 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2339 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2341 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2342 parameter for a symbol table pointer.
2344 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2346 * incremental.cc (Incremental_inputs_header)
2347 (Incremental_inputs_header_write, Incremental_inputs_entry)
2348 (Incremental_inputs_entry_write): Move ...
2349 * incremental.h (Incremental_inputs_header)
2350 (Incremental_inputs_header_write, Incremental_inputs_entry)
2351 (Incremental_inputs_entry_write): here.
2353 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2355 * incremental.cc (make_sized_incremental_binary): Set the target.
2356 Error if it is incompatible.
2357 * output.h (Output_file): Add filename method.
2359 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2361 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2362 from the get_* methods.
2364 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2366 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2367 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2368 Write 0 for the data_offset of scripts.
2370 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2372 * testsuite/Makefile.am: Add the incremental_test.sh test.
2373 * testsuite/incremental_test.sh: New.
2374 * testsuite/incremental_test_1.c: New.
2375 * testsuite/incremental_test_2.c: New.
2377 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2379 * incremental-dump.cc (main): Fix typos.
2381 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2384 * incremental-dump.cc (main): Use llu to print 64 bit values.
2386 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2387 H.J. Lu <hongjiu.lu@intel.com>
2389 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2391 (incremental_dump_LDADD): Likewise.
2392 * Makefile.in: Regenerated.
2394 2009-11-25 Doug Kwan <dougkwan@google.com>
2398 2009-11-25 Doug Kwan <dougkwan@google.com>
2400 * arm.cc (Target_arm::Target_arm): Move method definition
2401 outside of class definition. Add code to handle
2402 --target1-rel, --target1-abs and --target2= options.
2403 (Target_arm::get_reloc_reloc_type): Change method to be
2404 non-static and const.
2405 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2406 New data member declaration.
2407 (Target_arm::Scan::local, Target_arm::Scan::global,
2408 Target_arm::Relocate::relocate,
2409 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2410 Adjust call to Target_arm::get_real_reloc_type.
2411 (Target_arm::get_real_reloc_type): Use command line options
2412 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2413 * options.h (--target1-rel, --target1-abs, --target2): New
2416 2009-11-25 Doug Kwan <dougkwan@google.com>
2418 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2419 class definition. Add code to handle --target1-rel, --target1-abs
2420 and --target2= options.
2421 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2423 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2425 (Target_arm::Scan::local, Target_arm::Scan::global,
2426 Target_arm::Relocate::relocate,
2427 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2428 call to Target_arm::get_real_reloc_type.
2429 (Target_arm::get_real_reloc_type): Use command line options to
2430 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2431 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2434 2009-11-25 Doug Kwan <dougkwan@google.com>
2436 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2437 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2438 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2440 (Arm_relocate_functions::thm_call): Replace body with a call to
2441 Arm_relocate_functions::thumb_branch_common.
2442 (Arm_relocate_functions::thm_jump24,
2443 Arm_relocate_functions::thm_xpc22): New method definitions.
2444 (Arm_relocate_functions::thumb_branch_common): New method definition.
2445 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2447 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2448 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2450 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2452 * Makefile.am: Build incremental-dump
2453 * Makefile.in: Regenerate.
2454 * incremental-dump.cc: New.
2455 * incremental.cc (Incremental_inputs_header_data,
2456 Incremental_inputs_entry_data): Move to incremental.h
2457 * incremental.h: (Incremental_inputs_header_data,
2458 Incremental_inputs_entry_data): Move from incremental.cc
2460 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2462 * incremental.cc (Incremental_inputs_header,
2463 Incremental_inputs_header_write, Incremental_inputs_entry,
2464 Incremental_inputs_entry_write): Add a typedef with the data type.
2466 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2468 * incremental.cc (Incremental_inputs_header,
2469 Incremental_inputs_header_write, Incremental_inputs_entry,
2470 Incremental_inputs_entry_write): Update comment about which
2471 type has the filed descriptions.
2473 2009-11-15 Doug Kwan <dougkwan@google.com>
2475 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2476 (Arm_relocate_functions::arm_branch_common): Change method defintion
2477 in class definition to a method declaration and update list of formal
2479 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2480 Arm_relocation_functions::jump24): Adjust call to
2481 Arm_relocate_functions::arm_branch_common. Update list of formal
2483 (Arm_relocate_functions::xpc25): New method definition.
2484 (Arm_relocate_functions::arm_branch_common): Move method defintion
2485 out from class definition. Use stubs for mode-switching and extending
2487 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2488 specially. Change code to enable use of stubs in ARM branches.
2490 2009-11-10 Doug Kwan <dougkwan@google.com>
2492 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2493 in method declaration.
2494 (Target_arm::relocate_stub): New method declaration.
2495 (Target_arm::default_target): Change to return a pointer instead of
2497 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2498 Target_arm::default_target.
2499 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2501 (Target_arm::relocate_section): Adjust view.
2502 (Target_arm::relocate_stub): New method definition.
2504 2009-11-10 Doug Kwan <dougkwan@google.com>
2506 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2508 * incremental.cc (open_incremental_binary): Initialized local
2509 variables to avoid warnings.
2510 * object.cc (make_elf_object): Ditto.
2511 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2514 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2517 * testsuite/plugin_test.c: Include "config.h".
2519 2009-11-09 Doug Kwan <dougkwan@google.com>
2521 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2522 (arm_symbol_value): Remove.
2523 (Arm_relocate_functions::arm_branch_common,
2524 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2525 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2526 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2527 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2528 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2529 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2530 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2531 Arm_relocate_functions::thm_mobw_abs_nc,
2532 Arm_relocate_functions::thm_mov_abs,
2533 Arm_relocate_functions::movw_prel_nc,
2534 Arm_relocate_functions::thm_movt_abs,
2535 Arm_relocate_functions::movt_prel,
2536 Arm_relocate_functions::thm_movw_prel_nc,
2537 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2538 (Target_arm::Relocate::relocate): Only decompose address into two
2539 parts if relocation type uses the thumb-bit and pass the actual
2540 bit instead of a flag indicating that the thumb-bit is used. Adjust
2541 calls to methods in Arm_relocate_functions for this change.
2543 2009-11-08 Ian Lance Taylor <iant@google.com>
2546 * reloc.cc: Instantiate
2547 Sized_relobj::initialize_input_to_output_maps and
2548 Sized_relobj:free_input_to_output_maps.
2550 2009-11-06 Ian Lance Taylor <iant@google.com>
2553 * defstd.cc (in_segment): Set only_if_ref true for "end".
2555 2009-11-06 Doug Kwan <dougkwan@google.com>
2557 * arm.cc (class Reloc_stub): Correct a comment.
2558 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2559 (Target_arm::scan_section_for_stubs): New method declaration.
2560 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2561 Change methods from private to protected.
2562 (Target_arm::do_may_relax): New method definition.
2563 (Target_arm::do_relax, Target_arm::group_sections,
2564 Target_arm::scan_reloc_for_stub,
2565 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2566 (Target_arm::arm_input_section_map_): New data member declaration.
2567 (Target_arm::scan_reloc_for_stub,
2568 Target_arm::scan_reloc_section_for_stubs,
2569 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2570 Target_arm::do_relax): New method definitions.
2572 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2574 * configure.ac: Check for (struct stat)::st_mtim
2575 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2576 * config.in: Regenerate.
2577 * configure: Regenerate.
2579 2009-11-05 Ian Lance Taylor <iant@google.com>
2582 * output.cc (Output_segment::add_output_section): Add missing
2585 2009-11-04 Ian Lance Taylor <iant@google.com>
2588 * object.h (class Object): Add is_needed and set_is_needed
2589 methods. Add is_needed_ field. Make bool fields into bitfields.
2590 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2591 defined in a dynamic object and referenced by a regular object,
2592 set is_needed for the dynamic object.
2593 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2594 if the file is marked with as_needed and it is not needed.
2596 2009-11-04 Ian Lance Taylor <iant@google.com>
2599 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2600 tags if data is discarded by linker script.
2601 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2602 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2603 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2604 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2606 2009-11-04 Ian Lance Taylor <iant@google.com>
2608 * layout.cc (Layout::get_output_section): Add is_interp and
2609 is_dynamic_linker_section parameters. Change all callers.
2610 (Layout::choose_output_section): Likewise.
2611 (Layout::make_output_section): Likewise.
2612 (Layout::add_output_section_data): Add is_dynamic_linker_section
2613 parameter. Change all callers.
2614 * layout.h (class Layout): Update declarations.
2615 * output.h (class Output_section): Add is_interp, set_is_interp,
2616 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2617 Add is_interp_, is_dynamic_linker_section_ fields. Change
2618 generate_code_fills_at_write_ to a bitfield.
2619 * output.cc (Output_section::Output_sections): Initialize new
2621 (Output_segment::add_output_section): Add do_sort parameter.
2624 2009-11-03 Ian Lance Taylor <iant@google.com>
2627 * options.h (class General_options): Add --warn-common.
2628 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2629 merging two common symbols.
2630 (Symbol_table::should_override): Handle --warn-common when merging
2631 a common symbol with a defined symbol. Use report_resolve_problem
2632 for multiple definitions.
2633 (Symbol_table::report_resolve_problem): New function.
2634 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2636 2009-11-03 Doug Kwan <dougkwan@google.com>
2638 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2640 (Target_arm::stub_factory): New method definition.
2641 (Target_arm::new_arm_input_section,
2642 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2643 Target_arm::reloc_uses_thumb_bit): New method declarations.
2644 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2645 New type definitions.
2646 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2647 member declarations.
2648 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2649 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2650 New method definitions.
2652 2009-11-03 Ian Lance Taylor <iant@google.com>
2654 * options.h (class General_options): Add --warn_constructors.
2656 2009-11-03 Ian Lance Taylor <iant@google.com>
2659 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2660 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2662 2009-11-03 Ian Lance Taylor <iant@google.com>
2665 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2666 --msgid-bugs-address.
2667 (install-pdf): New target.
2668 (install-data_yes): Look up one directory to find mkinstalldirs.
2670 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2672 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2675 2009-10-30 Doug Kwan <dougkwan@google.com>
2677 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2679 2009-10-30 Doug Kwan <dougkwan@google.com>
2681 * arm.cc (Stub_addend_reader): New struct template definition
2682 and partial specializations.
2683 (Stub_addend_reader::operator()): New method definition for a
2684 partially specialized template.
2686 2009-10-30 Doug Kwan <dougkwan@google.com>
2688 * arm.cc (Arm_relobj::processor_specific_flags): New method
2690 (Arm_relobj::do_read_symbols): New method declaration.
2691 (Arm_relobj::processor_specific_flags_): New data member declaration.
2692 (Arm_dynobj): New class definition.
2693 (Target_arm::do_finalize_sections): Add input_objects parameter.
2694 (Target_arm::do_adjust_elf_header): New method declaration.
2695 (Target_arm::are_eabi_versions_compatible,
2696 (Target_arm::merge_processor_specific_flags): New method declaration.
2697 (Target_arm::do_make_elf_object): New overloaded method definitions
2699 (Arm_relobj::do_read_symbols): New method definition.
2700 (Arm_dynobj::do_read_symbols): Ditto.
2701 (Target_arm::do_finalize_sections): Add input_objects parameters.
2702 Merge processor-specific flags from all input objects.
2703 (Target_arm::are_eabi_versions_compatible,
2704 Target_arm::merge_processor_specific_flags,
2705 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2706 New method definitions.
2707 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2708 Input_objects pointer type parameter.
2709 * layout.cc (Layout::finalize): Pass input objects to target's.
2710 finalize_sections function.
2711 * output.cc (Output_file_header::do_sized_write): Set ELF file
2712 header's processor-specific flags.
2713 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2714 Input_objects pointer type parameter.
2715 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2716 * target.h (Input_objects): New forward class declaration.
2717 (Target::processor_specific_flags,
2718 Target::are_processor_specific_flags_sect): New method definitions.
2719 (Target::finalize_sections): Add input_objects parameter.
2720 (Target::Target): Initialize processor_specific_flags_ and
2721 are_processor_specific_flags_set_.
2722 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2724 (Target::set_processor_specific_flags): New method definition.
2725 (Target::processor_specific_flags_,
2726 Target::are_processor_specific_flags_set_): New data member
2728 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2729 Input_objects pointer type parameter.
2731 2009-10-30 Doug Kwan <dougkwan@google.com>
2733 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2735 2009-10-28 Ian Lance Taylor <iant@google.com>
2737 * object.h (class Relobj): Drop options parameter from
2738 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2739 do_scan_relocs, do_relocate. Change all callers.
2740 (class Sized_relobj): Drop options parameters from
2741 do_gc_process_relocs, do_scan_relocs, do_relocate,
2742 do_relocate_sections, relocate_sections, emit_relocs_scan,
2743 emit_relocs_scan_reltype. Change all callers.
2744 (struct Relocate_info): Remove options field and all references to
2746 * reloc.h (class Read_relocs): Remove options constructor
2747 parameter and options_ field. Change all callers.
2748 (class Gc_process_relocs, class Scan_relocs): Likewise.
2749 (class Relocate_task): Likewise.
2750 * target-reloc.h (scan_relocs): Remove options parameter. Change
2752 (scan_relocatable_relocs): Likewise.
2753 * target.h (class Sized_target): Remove options parameter from
2754 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2756 * gc.h (gc_process_relocs): Remove options parameter. Change all
2758 * arm.cc: Update functions to remove options parameters.
2759 * i386.cc: Likewise.
2760 * powerpc.cc: Likewise.
2761 * sparc.cc: Likewise.
2762 * x86_64.cc: Likewise.
2763 * testsuite/testfile.cc: Likewise.
2765 2009-10-28 Doug Kwan <dougkwan@google.com>
2767 * arm.cc (Arm_relobj): New class definition.
2768 (Arm_relobj::scan_sections_for_stubs,
2769 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2770 New method definitions.
2772 2009-10-28 Cary Coutant <ccoutant@google.com>
2774 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2775 (Plugin::cleanup_done_): New member.
2776 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2777 (Plugin_manager::cleanup_done_): Remove.
2778 (Plugin_manager::add_input_file): Edit error message.
2779 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2780 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2782 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2784 * fileread.cc: (File_read::View::~View): Use the new
2785 data_ownership_ filed.
2786 (File_read::~File_read): Dispose the new whole_file_view_.
2787 (File_read::open): Mmap the whole file if needed.
2788 (File_read::open): Use whole_file_view_ instead of contents_.
2789 (File_read::find_view): Use whole_file_view_ if applicable.
2790 (File_read::do_read): Use whole_file_view_ instead of contents_.
2791 (File_read::make_view): Use whole_file_view_ instead of contents_,
2792 update File_read::View::View call.
2793 (File_read::find_or_make_view): Update File_read::View::View
2795 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2797 (File_read::View::Data_ownership): New enum.
2798 (File_read::View::View): Replace bool mapped_ with Data_ownership
2800 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2801 (File_read::View::data_ownership_): New field.
2802 (File_read::contents_): Remove (replaced by whole_file_view_).
2803 (File_read::whole_file_view_): New field.
2804 * options.h (class General_options): Add --keep-files-mapped.
2806 2009-10-27 Cary Coutant <ccoutant@google.com>
2808 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2809 * testsuite/Makefile.am (plugin_test_5): New test case.
2810 * testsuite/Makefile.in: Regenerate.
2812 2009-10-25 Doug Kwan <dougkwan@google.com>
2814 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2815 from private to protected to allow access by child class.
2816 (Sized_relobj::do_relocate_sections): New method declaration.
2817 (Sized_relobj::relocate_sections): Virtualize.
2818 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2819 Sized_relobj::relocate_sections. Instantiate template explicitly
2820 for different target sizes and endianity.
2822 2009-10-24 Doug Kwan <dougkwan@google.com>
2824 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2825 (Arm_input_section::as_arm_input_section): New method.
2826 (Arm_output_section): New class definition.
2827 (Arm_output_section::create_stub_group,
2828 Arm_output_section::group_sections): New method definitions.
2830 2009-10-22 Doug Kwan <dougkwan@google.com>
2832 * arm.cc (Arm_input_section): New class definition.
2833 (Arm_input_section::init, Arm_input_section:do_write,
2834 Arm_input_section::set_final_data_size,
2835 Arm_input_section::do_reset_address_and_file_offset): New method
2838 2009-10-21 Doug Kwan <dougkwan@google.com>
2840 * arm.cc (Stub_table, Arm_input_section): New forward class
2842 (Stub_table): New class defintion.
2843 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2844 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2845 New method definition.
2847 2009-10-21 Doug Kwan <dougkwan@google.com>
2849 * arm.cc: Update copyright comments.
2850 (Target_arm): New forward class template declaration.
2851 (Arm_address): New type.
2852 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2853 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2854 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2856 (Insn_template): Same.
2857 (DEF_STUBS): New macro.
2858 (Stub_type): New enum type.
2859 (Stub_template): New class definition.
2862 (Stub_factory): Same.
2863 (Target_arm::Target_arm): Initialize may_use_blx_ and
2864 should_force_pic_veneer_.
2865 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2866 Target_arm::should_force_pic_veneer,
2867 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2868 Target_arm::using_thumb_only, Target_arm:;default_target): New
2870 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2871 New data member declarations.
2872 (Insn_template::size, Insn_template::alignment): New method defintions.
2873 (Stub_template::Stub_template): New method definition.
2874 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2875 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2876 (Stub_factory::Stub_factory): New method definition.
2877 * gold.h (string_hash): New template.
2878 * output.h (Input_section_specifier::hash_value): Use
2880 (Input_section_specifier::string_hash): Remove.
2881 * stringpool.cc (Stringpool_template::string_hash): Use
2884 2009-10-20 Doug Kwan <dougkwan@google.com>
2886 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2887 symbols of relaxed input sections.
2888 * output.h (Output_section::find_relaxed_input_section): Make
2891 2009-10-16 Doug Kwan <dougkwan@google.com>
2893 * dynobj.cc (Versions::Versions): Initialize version_script_.
2894 Only insert base version symbol definition for a shared object
2895 if version script defines any version versions.
2896 (Versions::define_base_version): New method definition.
2897 (Versions::add_def): Check that base version is not needed.
2898 (Versions::add_need): Define base version lazily.
2899 * dynobj.h (Versions::define_base_version): New method declaration.
2900 (Versions::needs_base_version_): New data member declaration.
2901 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2902 (check_DATA): Add no_version_test.stdout.
2903 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2905 * testsuite/Makefile.in: Regenerate.
2906 * testsuite/no_version_test.c: New file.
2907 * testsuite/no_version_test.sh: Ditto.
2909 2009-10-16 Doug Kwan <dougkwan@google.com>
2911 * expression.cc (class Segment_start_expression): New class definition.
2912 (Segment_start_expression::value): New method definition.
2913 (script_exp_function_segment_start): Return a new
2914 Segment_start_expression.
2915 * gold/script-c.h (script_saw_segment_start_expression): New function
2917 * script-sections.cc (Script_sections::Script_sections): Initialize
2918 SAW_SEGMENT_START_EXPRESSION_ to false.
2919 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2920 and -Tbbs options to specify section addresses if given in
2921 command line and no SEGMENT_START expression is seen in a script.
2922 * script-sections.h (Script_sections::saw_segment_start_expression,
2923 Script_sections::set_saw_segment_start_expression): New method
2925 (Script_sections::saw_segment_start_expression_): New data member
2927 * script.cc (script_saw_segment_start_expression): New function.
2928 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2929 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2930 script_test_7.sh and script_test_8.sh.
2931 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2932 script_test_8.stdout.
2933 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2934 (script_test_6, script_test_6.stdout, script_test_7,
2935 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2936 * Makefile.in: Regenerate.
2937 * testsuite/script_test_6.sh: New file.
2938 * testsuite/script_test_6.t: Same.
2939 * testsuite/script_test_7.sh: Same.
2940 * testsuite/script_test_7.t: Same.
2941 * testsuite/script_test_8.sh: Same.
2943 2009-10-16 Doug Kwan <dougkwan@google.com>
2945 * output.cc (Output_segment::set_section_list_address): Cast
2946 expressions to unsigned long long type to avoid format warnings.
2948 2009-10-15 Ian Lance Taylor <iant@google.com>
2950 * script.cc (Script_options::add_symbol_assignment): Always add a
2951 dot assignment to script_sections_.
2952 * script-sections.cc (Script_sections::add_dot_assignment):
2953 Initialize if necessary.
2955 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2956 program headers with no load segment if there is a linker script.
2958 * layout.cc (Layout::set_segment_offsets): Align the file offset
2959 to the segment aligment for -N or -n with no load segment.
2960 * output.cc (Output_segment::add_output_section): Don't crash if
2961 the first section is a TLS section.
2962 (Output_segment::set_section_list_addresses): Print an error
2963 message if the address moves backward in a linker script.
2964 * script-sections.cc
2965 (Output_section_element_input::set_section_addresses): Don't
2966 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2967 (Orphan_output_section::set_section_addresses): Likewise.
2969 2009-10-15 Doug Kwan <dougkwan@google.com>
2971 * layout.cc (Layout::finish_dynamic_section): Generate tags
2972 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2973 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2974 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2976 2009-10-14 Ian Lance Taylor <iant@google.com>
2978 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2980 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2981 data_shdr fields of relinfo.
2982 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2983 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2984 R_386_TLS_LDO_32, adjust based on section flags.
2985 (Target_i386::Relocate::fix_up_ldo): Remove.
2987 2009-10-13 Ian Lance Taylor <iant@google.com>
2989 Add support for -pie.
2990 * options.h (class General_options): Add -pie and
2992 (General_options::output_is_position_independent): Test -pie.
2993 (General_options::output_is_executable): Return true if not shared
2994 and not relocatable.
2995 (General_options::output_is_pie): Remove.
2996 * options.cc (General_options::finalize): Reject incompatible uses
2998 * gold.cc (queue_middle_tasks): A -pie link is not static.
2999 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3000 * symtab.cc (Symbol::final_value_is_known): Return false if
3001 output_is_position_independent.
3002 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3003 output_is_position_independent.
3004 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3005 output_is_position_independent.
3006 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3007 output_is_position_independent.
3008 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3010 (basic_pie_test.o, basic_pie_test): New targets.
3011 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3012 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3013 (two_file_pie_test): New target.
3014 * testsuite/Makefile.in: Rebuild.
3015 * README: Remove note saying that -pie is not supported.
3017 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3019 * options.h (class General_options): Add -init and -fini.
3020 * layout.cc (Layout::finish_dynamic_section): Emit
3021 given init and fini functions.
3023 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3025 * gc.h (gc_process_relocs): Check if icf is enabled using new
3027 * gold.cc (queue_initial_tasks): Likewise.
3028 (queue_middle_tasks): Likewise.
3029 * object.cc (do_layout): Likewise.
3030 * symtab.cc (is_section_folded): Likewise.
3031 * main.cc (main): Likewise.
3032 * reloc.cc (Read_relocs::run): Likewise.
3033 (Sized_relobj::do_scan_relocs): Likewise.
3034 * icf.cc (is_function_ctor_or_dtor): New function.
3035 (Icf::find_identical_sections): Check if function is ctor or dtor when
3037 * options.h (General_options::icf): Change option to be an enum.
3038 (Icf_status): New enum.
3039 (icf_enabled): New method.
3040 (icf_safe_folding): New method.
3041 (set_icf_status): New method.
3042 (icf_status_): New variable.
3043 * (options.cc) (General_options::finalize): Set icf_status_.
3044 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3045 icf_test and icf_keep_unique_test to use the --icf enum flag.
3046 * testsuite/icf_safe_test.sh: New file.
3047 * testsuite/icf_safe_test.cc: New file.
3049 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3051 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3052 includes to gc.h and icf.h.
3053 * arm.cc: Include gc.h.
3054 * gold.cc: Likewise.
3055 * i386.cc: Likewise.
3056 * powerpc.cc: Likewise.
3057 * sparc.cc: Likewise.
3058 * x86_64.cc: Likewise.
3059 * gc.h: Include icf.h.
3061 2009-10-11 Ian Lance Taylor <iant@google.com>
3063 * plugin.cc: Include "gold.h" before other header files.
3065 2009-10-10 Chris Demetriou <cgd@google.com>
3067 * options.h (Input_file_argument::Input_file_type): New enum.
3068 (Input_file_argument::is_lib_): Replace with...
3069 (Input_file_argument::type_): New member.
3070 (Input_file_argument::Input_file_argument): Take Input_file_type
3071 'type' rather than boolean 'is_lib' as second argument.
3072 (Input_file_argument::is_lib): Use type_.
3073 (Input_file_argument::is_searched_file): New function.
3074 (Input_file_argument::may_need_search): Handle is_searched_file.
3075 * options.cc (General_options::parse_library): Support -l:filename.
3076 (General_options::parse_just_symbols): Update for Input_file_argument
3078 (Command_line::process): Likewise.
3079 * archive.cc (Archive::get_file_and_offset): Likewise.
3080 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3081 * script.cc (read_script_file, script_add_file): Likewise.
3082 * fileread.cc (Input_file::Input_file): Likewise.
3083 (Input_file::will_search_for): Handle is_searched_file.
3084 (Input_file::open): Likewise.
3085 * readsyms.cc (Read_symbols::get_name): Likewise.
3086 * testsuite/Makefile.am (searched_file_test): New test.
3087 * testsuite/Makefile.in: Regenerate.
3088 * testsuite/searched_file_test.cc: New file.
3089 * testsuite/searched_file_test_lib.cc: New file.
3091 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3092 Ian Lance Taylor <iant@google.com>
3094 * descriptor.cc: Include <cstdio> and "binary-io.h".
3095 (Descriptors::open): Open the files in binary mode always.
3096 * script.cc (Lex::get_token): Treat \r as whitespace.
3098 2009-10-09 Ian Lance Taylor <iant@google.com>
3100 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3102 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3103 Ian Lance Taylor <iant@google.com>
3105 * configure.ac: Check for readv function also.
3106 * fileread.cc (readv): Define if not HAVE_READV.
3107 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3109 * config.in: Regenerate.
3110 * configure: Regenerate.
3112 2009-10-09 Doug Kwan <dougkwan@google.com>
3114 * layout.cc (Layout::make_output_section): Call target hook to make
3115 ordinary output section.
3116 (Layout::finalize): Adjust parameter list of call the
3117 Target::may_relax().
3118 * layout.h (class Layout::section_list): New method.
3119 * merge.h (Output_merge_base::entsize): Change visibility to public.
3120 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3122 (Output_merge_string::do_is_string): New method.
3123 * object.cc (Sized_relobj::do_setup): renamed from
3124 Sized_relobj::set_up.
3125 * object.h (Sized_relobj::adjust_shndx,
3126 Sized_relobj::initializ_input_to_output_maps,
3127 Sized_relobj::free_input_to_output_maps): Change visibilities to
3129 (Sized_relobj::setup): Virtualize.
3130 (Sized_relobj::do_setup): New method declaration.
3131 (Sized_relobj::invalidate_section_offset,
3132 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3133 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3134 * options.cc (parse_int): New function.
3135 * options.h (parse_int): New declaration.
3136 (DEFINE_int): New macro.
3137 (stub_group_size): New option.
3138 * output.cc (Output_section::Output_section): Initialize memebers
3139 merge_section_map_, merge_section_by_properties_map_,
3140 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3141 (Output_section::add_input_section): Handled deferred code-fill
3142 generation and remove an old comment.
3143 (Output_section::add_relaxed_input_section): New method definition.
3144 (Output_section::add_merge_input_section): Use merge section by
3145 properties map to speed to search. Update merge section maps
3147 (Output_section::build_relaxation_map): New method definition.
3148 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3150 (Output_section::relax_input_section): Renamed to
3151 Output_section::convert_input_sections_to_relaxed_sections and change
3152 interface to take a vector of pointers to relaxed sections.
3153 (Output_section::find_merge_section,
3154 Output_section::find_relaxed_input_section): New method definitions.
3155 (Output_section::is_input_address_mapped,
3156 Output_section::output_offset, Output_section::output_address):
3157 Use output section data maps to speed up searching.
3158 (Output_section::find_starting_output_address): Add comments.
3159 (Output_section::do_write,
3160 Output_section::write_to_postprocessing_buffer): Do code-fill
3161 generation as appropriate.
3162 (Output_section::get_input_sections): Invalidate relaxed input section
3164 (Output_section::restore_states): Adjust type of checkpoint .
3165 Invalidate relaxed input section map.
3166 * output.h (Output_merge_base): New class declaration.
3167 (Input_section_specifier): New class defintion.
3168 (class Output_relaxed_input_section) Change base class to
3169 Output_section_data_build.
3170 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3171 base class initializer.
3172 (Output_section::add_relaxed_input_section): New method declaration.
3173 (Output_section::Input_section): Change visibility to protected.
3174 (Output_section::Input_section::relobj,
3175 Output_section::Input_section::shndx): Handle relaxed input sections.
3176 Output_section::input_sections) Change visibility to protected. Also
3177 define overload to return a non-const pointer.
3178 (Output_section::Merge_section_properties): New class defintion.
3179 (Output_section::Merge_section_by_properties_map,
3180 Output_section::Output_section_data_by_input_section_map,
3181 Output_section::Relaxation_map): New types.
3182 (Output_section::relax_input_section): Rename method to
3183 Output_section::convert_input_sections_to_relaxed_sections and change
3184 interface to take a vector of relaxed section pointers.
3185 (Output_section::find_merge_section,
3186 Output_section::find_relaxed_input_section,
3187 Output_section::build_relaxation_map,
3188 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3189 New method declarations.
3190 (Output_section::merge_section_map_
3191 Output_section::merge_section_by_properties_map_,
3192 Output_section::relaxed_input_section_map_,
3193 Output_section::is_relaxed_input_section_map_valid_,
3194 Output_section::generate_code_fills_at_write_): New data members.
3195 * script-sections.cc
3196 (Output_section_element_input::set_section_addresses): Call
3197 current_data_size and addralign methods of relaxed input sections.
3198 (Orphan_output_section::set_section_addresses): Call current_data_size
3199 and addralign methods of relaxed input sections.
3200 * symtab.cc (Symbol_table::compute_final_value): Extract template
3201 from the body of Symbol_table::sized_finalize_symbol.
3202 (Symbol_table::sized_finalized_symbol): Call
3203 Symbol_table::compute_final_value.
3204 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3205 (Symbol_table::compute_final_value): New templated method declaration.
3206 * target.cc (Target::do_make_output_section): New method defintion.
3207 * target.h (Target::make_output_section): New method declaration.
3208 (Target::relax): Add more parameters for input objects, symbol table
3209 and layout. Adjust call to do_relax.
3210 (Target::do_make_output_section): New method declaration.
3211 (Target::do_relax): Add parameters for input objects, symbol table
3214 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3216 * pread.c: Include stdio.h.
3218 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3220 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3223 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3225 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3226 Change read_shndx type to unsigned int.
3227 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3229 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3230 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3231 Change read_shndx type to unsigned int.
3232 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3234 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3235 * layout.cc (Layout::create_symtab_sections): Cast the result of
3236 local_symcount * symsize to off_t in the gold_assert.
3238 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3240 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3241 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3243 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3244 (Arm_relocate_functions::thm_abs5): New function.
3245 (Arm_relocate_functions::abs12): New function.
3246 (Arm_relocate_functions::abs16): New function.
3247 (Arm_relocate_functions::base_abs): New function.
3248 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3249 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3250 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3252 (Scan::global): Likewise.
3253 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3254 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3255 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3256 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3259 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3261 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3262 (Arm_relocate_functions::movt_prel): New function.
3263 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3264 (Arm_relocate_functions::thm_movt_prel): New function.
3265 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3266 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3267 (Scan::global, Relocate::relocate): Likewise.
3268 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3270 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3272 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3273 Incremental_checker.
3274 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3276 (class Incremental_inputs_header): New class.
3277 (Incremental_inputs_header_writer): Edit comment.
3278 (Incremental_inputs_entry): New class.
3279 (Incremental_inputs_entry_writer): Edit comment.
3280 (Sized_incremental_binary::do_find_incremental_inputs_section):
3281 Add *strtab_shndx parameter, fill it.
3282 (Sized_incremental_binary::do_check_inputs): New method.
3283 (Incremental_checker::can_incrementally_link_output_file): Use
3284 Sized_incremental_binary::check_inputs.
3285 (Incremental_inputs::report_command_line): Save command line in
3288 (Incremental_binary::find_incremental_inputs_section): New
3290 (Incremental_binary::do_find_incremental_inputs_section): Add
3291 strtab_shndx parameter.
3292 (Incremental_binary::do_check_inputs): New pure virtual method.
3293 (Sized_incremental_binary::do_check_inputs): Declare.
3294 (Incremental_checker::Incremental_checker): Add incremental_inputs
3295 parameter, use it to initialize incremental_inputs_.
3296 (Incremental_checker::incremental_inputs_): New field.
3297 (Incremental_checker::command_line): New method.
3298 (Incremental_checker::inputs): New method.
3299 (Incremental_checker::command_line_): New field.
3301 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3303 * incremental.cc: Include <cstdarg> and "target-select.h".
3304 (vexplain_no_incremental): New function.
3305 (explain_no_incremental): New function.
3306 (Incremental_binary::error): New method.
3307 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3309 (make_sized_incremental_binary): New function.
3310 (open_incremental_binary): New function.
3311 (can_incrementally_link_file): Add checks if output is ELF and has
3313 * incremental.h: Include "elfcpp_file.h" and "output.h".
3314 (Incremental_binary): New class.
3315 (Sized_incremental_binary): New class.
3316 (open_incremental_binary): Declare.
3317 * object.cc (is_elf_object): Use
3318 elfcpp::Elf_recognizer::is_elf_file.
3319 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3320 * output.h (Output_file::filesize): New method.
3322 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3324 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3326 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3327 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3329 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3331 (Arm_relocate_functions::movw_abs_nc): New function.
3332 (Arm_relocate_functions::movt_abs): New function.
3333 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3334 (Arm_relocate_functions::thm_movt_abs): New function.
3335 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3336 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3337 (Scan::global): Likewise.
3338 (Relocate::relocate): Likewise.
3339 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3341 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3343 * arm.cc (Arm_relocate_functions::got_prel) New function.
3344 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3345 (Relocate::relocate): Likewise.
3346 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3348 2009-10-06 Ian Lance Taylor <iant@google.com>
3350 * options.h (class General_options): Define
3351 split_stack_adjust_size parameter.
3352 * object.h (class Object): Add uses_split_stack_ and
3353 has_no_split_stack_ fields. Add uses_split_stack and
3354 has_no_split_stack accessor functions. Declare
3355 handle_split_stack_section.
3356 (class Reloc_symbol_changes): Define.
3357 (class Sized_relobj): Define Function_offsets. Declare
3358 split_stack_adjust, split_stack_adjust_reltype, and
3360 * object.cc (Object::handle_split_stack_section): New function.
3361 (Sized_relobj::do_layout): Call handle_split_stack_section.
3362 * dynobj.cc (Sized_dynobj::do_layout): Call
3363 handle_split_stack_section.
3364 * reloc.cc (Sized_relobj::relocate_sections): Call
3365 split_stack_adjust for executable sections in split_stack
3366 objects. Pass reloc_map to relocate_section.
3367 (Sized_relobj::split_stack_adjust): New function.
3368 (Sized_relobj::split_stack_adjust_reltype): New function.
3369 (Sized_relobj::find_functions): New function.
3370 * target-reloc.h: Include "object.h".
3371 (relocate_section): Add reloc_symbol_changes parameter. Change
3373 * target.h (class Target): Add calls_non_split method. Declare
3374 do_calls_non_split virtual method. Declare match_view and
3376 * target.cc: Include "elfcpp.h".
3377 (Target::do_calls_non_split): New function.
3378 (Target::match_view): New function.
3379 (Target::set_view_to_nop): New function.
3380 * gold.cc (queue_middle_tasks): Give an error if mixing
3381 split-stack and non-split-stack objects with -r.
3382 * i386.cc (Target_i386::relocate_section): Add
3383 reloc_symbol_changes parameter.
3384 (Target_i386::do_calls_non_split): New function.
3385 * x86_64.cc (Target_x86_64::relocate_section): Add
3386 reloc_symbol_changes parameter.
3387 (Target_x86_64::do_calls_non_split): New function.
3388 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3390 * powerpc.cc (Target_powerpc::relocate_section): Add
3391 reloc_symbol_changes parameter.
3392 * sparc.cc (Target_sparc::relocate_section): Add
3393 reloc_symbol_changes parameter.
3394 * configure.ac: Call AM_CONDITIONAL for the default target.
3395 * configure: Rebuild.
3396 * testsuite/Makefile.am (TEST_AS): New variable.
3397 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3398 (check_DATA): Add split_i386 and split_x86_64 files.
3399 (SPLIT_DEFSYMS): Define.
3400 (split_i386_[1234n].o): New targets.
3401 (split_i386_[124]): New targets.
3402 (split_i386_[1234r].stdout): New targets.
3403 (split_x86_64_[1234n].o): New targets.
3404 (split_x86_64_[124]): New targets.
3405 (split_x86_64_[1234r].stdout): New targets.
3406 (MOSTLYCLEANFILES): Add new executables.
3407 * testsuite/split_i386.sh: New file.
3408 * testsuite/split_x86_64.sh: New file.
3409 * testsuite/split_i386_1.s: New file.
3410 * testsuite/split_i386_2.s: New file.
3411 * testsuite/split_i386_3.s: New file.
3412 * testsuite/split_i386_4.s: New file.
3413 * testsuite/split_i386_n.s: New file.
3414 * testsuite/split_x86_64_1.s: New file.
3415 * testsuite/split_x86_64_2.s: New file.
3416 * testsuite/split_x86_64_3.s: New file.
3417 * testsuite/split_x86_64_4.s: New file.
3418 * testsuite/split_x86_64_n.s: New file.
3419 * testsuite/testfile.cc (Target_test): Update relocation_section
3421 * testsuite/Makefile.in: Rebuild.
3423 2009-10-06 Ian Lance Taylor <iant@google.com>
3425 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3426 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3427 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3428 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3429 the address on ldo_addrs_.
3430 (Target_i386::Relocate::fix_up_ldo): New function.
3432 2009-10-06 Rafael Espindola <espindola@google.com>
3434 * plugin.cc (add_input_library): New.
3435 (Plugin::load): Add add_input_library to tv.
3436 (Plugin_manager::add_input_file): Add the is_lib argument.
3437 (add_input_file): Update call to Plugin_manager::add_input_file.
3438 (add_input_library): New.
3439 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3441 2009-09-30 Doug Kwan <dougkwan@google.com>
3443 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3444 symbol and call Symbol::may_need_copy_reloc to determine if
3445 a copy reloc is needed.
3446 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3447 nocopyreloc is given in command line.
3448 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3449 given in command line.
3450 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3451 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3452 of the removed Target_i386::may_need_copy_reloc.
3453 * options.h (copyreloc): New option with default value false.
3454 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3455 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3456 instead of the removed Target_powerpc::may_need_copy_reloc.
3457 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3458 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3459 instead of the removed Target_sparc::may_need_copy_reloc.
3460 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3461 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3462 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3463 instead of the removed Target_x86_64::may_need_copy_reloc.
3465 2009-09-30 Ian Lance Taylor <iant@google.com>
3467 * object.h (class Object): Remove target_ field, and target,
3468 sized_target, and set_target methods.
3469 (Object::sized_target): Remove.
3470 (class Sized_relobj): Update declarations. Remove sized_target.
3471 * object.cc (Sized_relobj::setup): Remove target parameter.
3473 (Input_objects::add_object): Don't do anything with the target.
3474 (make_elf_sized_object): Add punconfigured parameter. Change all
3475 callers. Set or test parameter target.
3476 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3478 * parameters.cc (Parameters::set_target): Change parameter type to
3480 (Parameters::default_target): Remove.
3481 (set_parameters_target): Change parameter type to be non-const.
3482 (parameters_force_valid_target): New function.
3483 (parameters_clear_target): New function.
3484 * parameters.h (class Parameters): Update declarations. Remove
3485 default_target method. Add sized_target and clear_target
3486 methods. Change target_ to be non-const.
3487 (set_parameters_target): Update declaration.
3488 (parameters_force_valid_target): Declare.
3489 (parameters_clear_target): Declare.
3490 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3491 as NULL if we aren't searching.
3492 (Add_symbols::run): Don't check for compatible target.
3493 * fileread.cc (Input_file::open_binary): Call
3494 parameters_force_valid_target.
3495 * gold.cc (queue_middle_tasks): Likewise.
3496 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3497 set_target on object.
3498 * dynobj.h (class Sized_dynobj): Update declarations.
3499 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3500 make_elf_object returns NULL.
3501 (Archive::include_member): Don't check whether object target is
3503 * output.cc (Output_section::add_input_section): Get target from
3505 (Output_section::relax_input_section): Likewise.
3506 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3508 (Sized_relobj::do_scan_relocs): Likewise.
3509 (Sized_relobj::relocate_sections): Likewise.
3510 * resolve.cc (Symbol_table::resolve): Likewise.
3511 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3512 parameter. Change all callers.
3513 (Symbol_table::add_from_object): Get target from parameters.
3514 (Symbol_table::add_from_relobj): Don't check object target.
3515 (Symbol_table::add_from_dynobj): Likewise.
3516 (Symbol_table::define_special_symbol): Get target from
3518 * symtab.h (class Symbol_table): Update declaration.
3519 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3520 parameter. Change all callers. Clear parameter target.
3521 (Binary_test): Test target here.
3522 * testsuite/object_unittest.cc (gold_testsuite): Remove
3523 target_test_pointer parameter. Change all callers.
3524 (Object_test): Test target here.
3526 2009-09-26 Ian Lance Taylor <iant@google.com>
3528 * testsuite/initpri1.c: Don't try to use constructor priorities if
3529 compiling with gcc before 4.3.
3531 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3533 * testsuite/retain_symbols_file_test.sh (check_present): Change
3534 output file name to retain_symbols_file_test.stdout.
3535 (check_absent): Likewise.
3537 2009-09-18 Craig Silverstein <csilvers@google.com>
3539 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3540 * options.cc: Include <cerrno> and <fstream>.
3541 (General_options::finalize): Parse -retain-symbols-file tag.
3542 * options.h: New flag.
3543 (General_options): New method should_retain_symbol, new
3544 variable symbols_to_retain.
3545 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3546 should_retain_symbol map.
3547 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3548 * testsuite/Makefile.in: Regenerate.
3549 * testsuite/retain_symbols_file_test.sh: New file.
3551 2009-09-18 Nick Clifton <nickc@redhat.com>
3553 * po/es.po: Updated Spanish translation.
3555 2009-09-17 Doug Kwan <dougkwan@google.com>
3557 * debug.h (DEBUG_RELAXATION): New constant.
3558 (DEBUG_ALL): Add DEBUG_RELAXATION.
3559 (debug_string_to_enum): Add relaxation debug option.
3561 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3562 Layout::Relaxation_debug_check::read_sections,
3563 Layout::Relaxation_debug_check::read_sections): New method definitions.
3564 (Layout::Layout): Initialize data members
3565 record_output_section_data_from_scrips_,
3566 script_output_section_data_list_ and relaxation_debug_check_.
3567 (Layout::save_segments, Layout::restore_segments,
3568 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3569 Layout::relaxation_loop_body): New method definitions.
3570 (Layout::finalize): Support relaxation. Move section layout code to
3571 Layout::relaxation_loop_body.
3572 (Layout::set_asection_address_from_script): Move code for orphan
3573 section placement out.
3574 (Layout::place_orphan_sections_in_script): New method definition.
3575 * layout.h (Output_segment_headers, Output_file_header):
3576 New forward class declarations.
3577 (Layout::~Layout): Define.
3578 (Layout::new_output_section_data_from_script): New method definition.
3579 (Layout::place_orphan_sections_in_script): New method declaration.
3580 (Layout::Segment_states): New type declaration.
3581 (Layout::save_segments, Layout::restore_segments,
3582 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3583 Layout::relaxation_loop_body): New method declarations.
3584 (Layout::Output_section_data_list): New type declaration.
3585 (Layout::Relaxation_debug_check): New class definition.
3586 (Layout::record_output_section_data_from_script_,
3587 Layout::script_output_section_data_list_, Layout::segment_states_,
3588 Layout::relaxation_debug_check_): New data members.
3589 * output.cc: (Output_section_headers::do_size): New method definition.
3590 (Output_section_headers::Output_section_headers): Move size
3591 computation to Output_section_headers::do_size.
3592 (Output_segment_headers::do_size): New method definition.
3593 (Output_file_header::Output_file_header): Move size computation to
3594 Output_file_header::do_size and call it.
3595 (Output_file_header::do_size): New method definition.
3596 (Output_data_group::Output_data_group): Adjust call to
3597 Output_section_data.
3598 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3599 (Output_symtab_xindex::do_write): Add array bound check.
3600 (Output_section::Input_section::print_to_mapfile): Handle
3601 RELAXED_INPUT_SECTION_CODE.
3602 (Output_section::Output_section): Initialize data member checkpoint_.
3603 (Output_section::~Output_section): Delete checkpoint object pointed
3605 (Output_section::add_input_section): Always add an Input_section if
3607 (Output_section::add_merge_input_section): Add assert.
3608 (Output_section::relax_input_section): New method definition.
3609 (Output_section::set_final_data_size): Set load address to zero for
3610 an unallocated section.
3611 (Output_section::do_address_and_file_offset_have_reset_values):
3612 New method definition.
3613 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3614 Handle relaxed input section.
3615 (Output_section::sort_attached_input_sections): Checkpoint input
3616 section list lazily.
3617 (Output_section::get_input_sections): Change type of input_sections to
3618 list of Simple_input_section pointers. Checkpoint input section list
3619 lazily. Also handle relaxed input sections.
3620 (Output_section::add_input_section_for_script): Take a reference to
3621 a Simple_input_section object instead of Relobj pointer and section
3622 index as parameter. Handle relaxed input sections.
3623 (Output_section::save_states, Output_section::restore_states): New
3625 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3626 (Output_data::is_data_size_fixed): New method definition.
3627 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3629 (Output_data::address_and_file_offset_have_reset_values): New method
3631 (Output_data::do_address_and_file_offset_have_reset_values): New method
3633 (Output_data::set_data_size): Check that data size is not fixed.
3634 (Output_data::fix_data_size): New method definition.
3635 (Output_data::is_data_size_fixed_): New data member.
3636 (Output_section_headers::set_final_data_size): New method definition.
3637 (Output_section_headers::do_size): New method declaration.
3638 (Output_segment_headers::set_final_data_size): New method definition.
3639 (Output_segment_headers::do_size): New method declaration.
3640 (Output_file_header::set_final_data_size)::New method definition.
3641 (Output_file_header::do_size)::New method declaration.
3642 (Output_section_data::Output_section_data): Add new parameter
3643 is_data_size_fixed and use it to fix data size.
3644 (Output_data_const::Output_data_const): Adjust call to base class
3645 constructor and fix data size.
3646 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3647 base class constructor and fix data size.
3648 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3649 base class constructor and fix data size.
3650 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3651 class constructor and fix data size.
3652 (Output_data_group::set_final_data_size): New method definition.
3653 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3654 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3655 class constructor and fix data size.
3656 (Output_relaxed_input_section): New class definition.
3657 (Output_section::Simple_input_section): New class definition.
3658 (Output_section::get_input_sections): Adjust parameter list.
3659 (Output_section::add_input_section_for_script): Same.
3660 (Output_section::save_states, Output_section::restore_states,
3661 Output_section::do_address_and_file_offset_have_reset_values,
3662 (Output_section::Input_section::Input_section): Handle
3663 RELAXED_INPUT_SECTION_CODE. Add new overload for
3664 Output_relaxed_input_section.
3665 (Output_section::Input_section::is_input_section,
3666 Output_section::Input_section::set_output_section): Handle relaxed
3668 (Output_section::Input_section::is_relaxed_input_section,
3669 Output_section::Input_section::output_section_data,
3670 Output_section::Input_section::relaxed_input_section): New method
3672 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3674 (Output_section::Input_section::u1_): Update comments.
3675 (Output_section::Input_section::u2_): Add new union member poris.
3676 (Output_section::Checkpoint_output_section): New classs definition.
3677 (Output_section::relax_input_section): New method declaration.
3678 (Output_section::checkpoint_): New data member.
3679 (Output_segment): Update comments.
3680 (Output_segment::Output_segment): Un-privatize copy constructor.
3681 (Output_segment::operator=): Un-privatize.
3682 * script-sections.cc (Output_section_element::Input_section_list):
3683 Change element type to Output_section::Simple_input_section.
3684 (Output_section_element_dot_assignment::set_section_addresses):
3685 Register output section data for relaxation clean up.
3686 (Output_data_exression::Output_data_expression): Adjust call to base
3687 constructor to fix data size.
3688 (Output_section_element_data::set_section_addresses): Register
3689 Output_data_expression object for relaxation clean up.
3690 (struct Input_section_info): Replace Relobj pointer and section index
3691 pair with Output_section::Simple_input_section and Convert struct to a
3693 (Input_section_sorter::operator()): Adjust access to
3694 Input_section_info data member to use accessors.
3695 (Output_section_element_input::set_section_addresses): Use layout
3696 parameter. Adjust code to use Output_section::Simple_input_section
3697 and Input_secction_info classes. Register filler for relaxation
3699 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3700 and section index pair with Output_section::Simple_input_section
3701 class. Adjust code accordingly.
3702 (Phdrs_element::release_segment): New method definition.
3703 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3705 (Script_sections::release_segments): New method definition.
3706 * gold/script-sections.h (Script_sections::release_segments): New
3708 * gold/target.h (Target::may_relax, Target::relax,
3709 Target::do_may_relax, Target::do_relax): New method definitions.
3711 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3713 * arm.cc (has_signed_unsigned_overflow): New function.
3714 (Arm_relocate_functions::abs8): New function.
3715 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3716 (Target_arm::Scan::global): Likewise.
3717 (Target_arm::relocate::relocate): Likewise.
3718 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3721 2009-09-16 Cary Coutant <ccoutant@google.com>
3723 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3724 * testsuite/Makefile.in: Regenerate.
3726 2009-09-11 Nick Clifton <nickc@redhat.com>
3728 * po/gold.pot: Updated by the Translation project.
3730 2009-09-08 Cary Coutant <ccoutant@google.com>
3732 * output.cc (Output_file::open): Add execute permission to empty file.
3733 * testsuite/Makefile.am (permission_test): New test.
3734 * testsuite/Makefile.in: Regenerate.
3736 2009-09-02 Ian Lance Taylor <iant@google.com>
3738 * output.cc (Output_file::resize): Call map_no_anonymous rather
3741 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3743 * gold.cc: Include "incremental.h".
3744 (queue_initial_tasks): Call Incremental_checker methods.
3745 * incremental.cc: Include "output.h".
3746 (Incremental_checker::can_incrementally_link_output_file): New
3748 * incremental.h (Incremental_checker): New class.
3750 * output.cc (Output_file::open_for_modification): New method.
3751 (Output_file::map_anonymous): Changed return type to bool. Record
3753 (Output_file::map_no_anonymous): New method, broken out of map.
3754 (Output_file::map): Use map_no_anonymous and map_anonymous.
3755 * output.h (class Output_file): Update declarations.
3757 2009-08-24 Cary Coutant <ccoutant@google.com>
3759 * options.h (Command_line::Pre_options): New class.
3760 (Command_line::pre_options): New member.
3761 * options.cc (gold::options::ready_to_register): New variable.
3762 (One_option::register_option): Do nothing if not registering options.
3763 Assert if same short option registered twice.
3764 (General_options::General_options): Turn off option registration when
3766 (Command_line::Pre_options::Pre_options): New constructor.
3768 2009-08-24 Cary Coutant <ccoutant@google.com>
3770 * options.h (General_options::no_keep_memory): Remove incorrect
3773 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3775 * Makefile.am (am__skiplex, am__skipyacc): New.
3776 * Makefile.in: Regenerate.
3778 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3780 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3781 (INCLUDES): ... this.
3782 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3783 (AM_CPPFLAGS): Renamed from ...
3784 (INCLUDE): ... this.
3785 * Makefile.in, testsuite/Makefile.in: Regenerate.
3787 * Makefile.in: Regenerate.
3788 * aclocal.m4: Likewise.
3789 * config.in: Likewise.
3790 * configure: Likewise.
3791 * testsuite/Makefile.in: Likewise.
3793 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3794 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3795 * Makefile.in: Regenerate.
3796 * testsuite/Makefile.in: Regenerate.
3798 2009-08-19 Cary Coutant <ccoutant@google.com>
3800 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3801 symbols in shared libraries overridden by hidden or internal symbols
3802 in the main program.
3804 2009-08-19 Chris Demetriou <cgd@google.com>
3806 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3807 checking source file names in error messages.
3809 2009-08-18 Doug Kwan <dougkwan@google.com>
3811 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3812 an elcpp::Ehdr as parameter. Adjust call to set_target.
3813 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3814 an elfcpp::Ehdr as parameter.
3815 * object.cc (Object::set_target): Remove the version that looks up
3816 a target and sets it.
3817 (Sized_relobj::setup): Take a Target object instead of
3818 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3819 (make_elf_sized_object): Find target and ask target to
3821 * object.h: (Object::set_target): Remove the version that looks up
3822 a target and sets it.
3823 (Sized_relobj::setup): Take a Target object instead of
3824 an elfcpp:Ehdr as parameter.
3825 * target.cc: Include dynobj.h.
3826 (Target::do_make_elf_object_implementation): New.
3827 (Target::do_make_elf_object): New.
3828 * target.h (Target::make_elf_object): New template declaration.
3829 (Target::do_make_elf_object): New method declarations.
3830 (Target::do_make_elf_object_implementation): New template declaration.
3832 2009-08-14 Ian Lance Taylor <iant@google.com>
3834 * gold.h (FUNCTION_NAME): Define.
3835 (gold_unreachable): Use FUNCTION_NAME.
3837 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3839 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3840 symbol in the --keep-unique list is not found.
3842 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3844 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3845 been maked as --keep-unique.
3846 (Icf::unfold_section): New function.
3847 * icf.h (Icf::unfold_section): New function.
3848 * options.h (General_options::keep_unique): New option.
3849 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3850 * testsuite/Makefile.in: Regenerate.
3851 * testsuite/icf_keep_unique_test.sh: New file.
3852 * testsuite/icf_keep_unique_test.cc: New file.
3854 2009-08-12 Cary Coutant <ccoutant@google.com>
3857 * resolve.cc (Symbol_table::resolve): Check for references from
3858 dynamic objects to hidden and internal symbols.
3859 * testsuite/Makefile.am (hidden_test.sh): New test.
3860 * testsuite/Makefile.in: Regenerate.
3861 * testsuite/hidden_test.sh: New script.
3862 * testsuite/hidden_test_1.c: New test source.
3863 * testsuite/hidden_test_main.c: New test source.
3865 2009-08-11 Doug Kwan <dougkwan@google.com>
3867 * arm.cc: Update comments.
3868 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3869 segment to locate the .ARM.exidx section if present.
3871 2009-08-09 Doug Kwan <dougkwan@google.com>
3873 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3876 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3877 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3880 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3882 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3883 valid tls_segment only for non-debug-section relocations.
3884 * testsuite/Makefile.am: Add gc_tls_test.
3885 * testsuite/Makefile.in: Regenerate.
3886 * testsuite/gc_tls_test.cc: New file.
3887 * testsuite/gc_tls_test.sh: New file.
3889 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3893 * Makefile.am (CCFILES): Add icf.cc.
3895 * Makefile.in: Regenerate.
3896 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3897 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3898 section, symbol and addend information for the relocs.
3899 * gold.cc (queue_middle_tasks): Call identical code folding.
3900 * gold.h: Add defines for multimap.
3901 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3902 to the call of finalize_local_symbols.
3903 * main.cc (main): Create object of class Icf.
3904 * object.cc (Sized_relobj::do_layout): Allow this function to be
3905 called twice during icf.
3906 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3907 to sections marked as identical by icf.
3908 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3910 (Sized_relobj::do_section_entsize): New function.
3911 * object.h (Object::section_entsize): New function.
3912 (Object::do_section_entsize): New pure virtual function.
3913 (Relobj::finalize_local_symbols): Add new parameter.
3914 (Relobj::do_section_entsize): New function.
3915 * options.h (General_options::icf): New option.
3916 (General_options::icf_iterations): New option.
3917 (General_options::print_icf_sections): New option.
3918 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3919 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3920 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3922 * symtab.cc (Symbol_table::is_section_folded): New function.
3923 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3924 to sections marked as identical by icf.
3925 * symtab.h (Symbol_table::set_icf): New function.
3926 (Symbol_table::icf): New function.
3927 (Symbol_table::is_section_folded): New function.
3928 (Symbol_table::icf_): New data member.
3929 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3930 * testsuite/Makefile.am: Add commands to build icf_test.
3931 * testsuite/Makefile.in: Regenerate.
3932 * testsuite/icf_test.sh: New file.
3933 * testsuite/icf_test.cc: New file.
3935 2009-07-24 Chris Demetriou <cgd@google.com>
3937 * layout.cc (is_compressible_debug_section): Fix incorrect
3938 comment about compressed section names.
3940 2009-07-20 Ian Lance Taylor <ian@airs.com>
3943 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3945 2009-07-16 Ian Lance Taylor <iant@google.com>
3948 * layout.h: #include <map>.
3949 (class Kept_section): Change from struct to class. Add accessors
3950 and setters. Add section size to Comdat_group mapping. Change
3951 Comdat_group to std::map. Add is_comdat_ field. Add
3952 linkonce_size field in union.
3953 (class Layout): Update declaration of find_or_add_kept_section.
3954 Don't declare find_kept_object.
3955 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3956 parameter. Add object, shndx, is_comdat, and is_group_name
3957 parameters. Change all callers. Adjust for new Kept_section.
3958 (Layout::find_kept_object): Remove.
3959 * object.cc (Sized_relobj::include_section_group): Update use of
3960 Kept_section. Rename secnum to shndx. Only record
3961 Kept_comdat_section if sections are the same size.
3962 (Sized_relobj::include_linkonce_section): Update use of
3963 Kept_section. Only record Kept_comdat_section if sections are the
3964 same size. Set size of linkonce section.
3965 (Sized_relobj::map_to_kept_section): Update call to
3966 get_kept_comdat_section.
3967 * object.h (class Sized_relobj): Rename fields in
3968 Kept_comdat_section to drop trailing underscores; change object
3969 field to Relobj*. Change Kept_comdat_section_table to store
3970 struct rather than pointer.
3971 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3972 Add kept_object and kept_shndx parameters. Change all callers.
3973 (Sized_relobj::get_kept_comdat_section): Change return type to
3974 bool. Add kept_object and kept_shndx parameters. Change all
3976 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3977 Layout::find_or_add_kept_section.
3979 2009-07-09 Ian Lance Taylor <iant@google.com>
3981 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3982 Reserve space in the hash table.
3984 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3986 * fileread.cc (File_read::get_mtime): New method.
3987 * fileread.h (Timespec): New structure.
3988 (File_read::get_mtime): New method.
3989 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3990 Renamed from timestamp_nsec.
3991 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3993 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3995 (Incremental_inputs::report_archive): Save mtime; style fix.
3996 (Incremental_inputs::report_obejct): Save mtime; style fix.
3997 (Incremental_inputs::report_script): Save mtime; style fix.
3998 (Incremental_inputs::finalize_inputs): Style fix.
3999 (Incremental_inputs::finalize): Style fix.
4000 (Incremental_inputs::create_input_section_data): Store inputs
4002 * incremental.h (Incremental_inputs::report_script): Add mtime
4004 (Incremental_inputs::Input_info::Input_info): Intialize only one
4006 (Incremental_inputs::Input_info::archive): Move to nameless
4008 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4009 (Incremental_inputs::Input_info::script): Move to nameless union.
4010 (Incremental_inputs::mtime): New field.
4011 * script.cc (read_input_script): Pass file mtime to
4013 * script.h (Script_info::inputs): Style fix.
4015 2009-07-01 Ian Lance Taylor <ian@airs.com>
4017 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4020 2009-06-24 Ian Lance Taylor <iant@google.com>
4023 * layout.cc (Layout::choose_output_section): If we find an
4024 existing section, update the flags.
4025 (Layout::create_notes): New function, broken out of
4027 (Layout::finalize): Don't create note sections.
4028 (Layout::create_note): Don't crash if linker script discards
4030 (Layout::create_gold_note): Likewise.
4031 (Layout::create_build_id): Likewise. Don't set
4032 after_input_sections on the section.
4033 (Layout::create_executable_stack_info): Remove target parameter.
4035 * layout.h (class Layout): Declare create_notes. Update
4036 declaration of create_executable_stack_info.
4037 * gold.cc (queue_middle_tasks): Call create_notes.
4038 * output.cc (Output_section::update_flags_for_input_section): Move
4039 here from output.h. If SHF_ALLOC flag is newly set, mark address
4041 * output.h (Output_data::mark_address_invalid): New function.
4042 (class Output_section): Only declare, not define,
4043 update_flags_for_input_section. Remove set_flags.
4045 2009-06-24 Ian Lance Taylor <iant@google.com>
4047 * script-sections.cc (Output_section_definition::
4048 set_section_addresses): Rename shadowing local load_address to
4051 2009-06-24 Ian Lance Taylor <iant@google.com>
4054 * reloc.cc (relocate_sections): Skip empty relocation sections.
4056 2009-06-23 Ian Lance Taylor <iant@google.com>
4059 * layout.cc (Layout::create_note): Use choose_output_section
4060 rather than make_output_section.
4062 2009-06-23 Ian Lance Taylor <iant@google.com>
4065 * options.cc (General_options::parse_V): Set printed_version_.
4066 (General_options::General_options): Initialize printed_version_.
4067 * options.h (class General_options): Add printed_version_ field.
4068 * gold.cc (queue_initial_tasks): If there are no input files,
4069 don't give a fatal error if we printed the version information.
4070 (queue_middle_tasks): If using -r with a shared object, give a
4071 fatal error rather than an ordinary error.
4073 2009-06-23 Ian Lance Taylor <iant@google.com>
4076 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4077 (Layout::make_output_section): Set have_stabstr_section_ if we see
4078 a .stab*str section.
4079 (Layout::finalize): Call link_stabs_sections.
4080 (Layout::link_stabs_sections): New file.
4081 * layout.h (class Layout): Add have_stabstr_section_ field.
4082 Declare link_stabs_sections.
4084 2009-06-23 Doug Kwan <dougkwan@google.com>
4086 * Makefile.am (libgold_a_LIBADD): New.
4087 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4088 * Makefile.in: Regenerate.
4089 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4090 * configure: Regenerate.
4091 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4092 * fileread.cc: Include sys/state.h
4093 * gold.h: Declare memmem and strndup if found missing.
4094 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4096 2009-06-23 Ian Lance Taylor <iant@google.com>
4098 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4099 * configure: Rebuild.
4101 2009-06-23 Ian Lance Taylor <iant@google.com>
4104 * object.cc (Object::section_contents): Don't try to get a view if
4105 the section has length zero.
4106 (Object::handle_gnu_warning_section): If the section is empty, use
4107 the name of the section as the warning.
4109 2009-06-23 Ian Lance Taylor <iant@google.com>
4112 * stringpool.h (class Stringpool_template): Add optimize_ field.
4113 (Stringpool_template::set_optimize): New function.
4114 * stringpool.cc (Stringpool_template::Stringpool_template):
4115 Initialize optimize_ field.
4116 (Stringpool_template::set_string_offsets): Test local optimize
4117 fild rather than parameter.
4118 * layout.cc (Layout::Layout): Call set_optimize on the section
4121 2009-06-22 Ian Lance Taylor <iant@google.com>
4124 * yyscript.y: Parse TARGET.
4125 * script.cc (script_set_target): New function.
4126 * script-c.h (script_set_target): Declare.
4127 * options.cc (General_options::string_to_object_format): Rename
4128 from string_to_object_format in anonymous namespace. Change
4130 * options.h (class General_options): Declare
4131 string_to_object_format.
4133 2009-06-22 Ian Lance Taylor <iant@google.com>
4135 * script-sections.cc (Script_sections::create_segments): Don't put
4136 program headers in a PT_LOAD segment if -n or -N.
4138 2009-06-22 Ian Lance Taylor <iant@google.com>
4141 * options.h (class General_options): Add -z lazy and -z now. Sort
4142 -z options into alphabetical order.
4143 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4145 2009-06-21 Ian Lance Taylor <iant@google.com>
4147 * layout.cc (Layout::make_output_section): Call
4148 Target::new_output_section.
4149 (Layout::attach_allocated_section_to_segment): Put large section
4150 sections in a separate load segment with the large segment flag
4152 (Layout::segment_precedes): Sort large data segments after other
4154 (align_file_offset): New static function.
4155 (Layout::set_segment_offsets): Use align_file_offset.
4156 * output.h (class Output_section): Add is_small_section_ and
4157 is_large_section_ fields.
4158 (Output_section::is_small_section): New function.
4159 (Output_section::set_is_small_section): New function.
4160 (Output_section::is_large_section): New function.
4161 (Output_section::set_is_large_section): New function.
4162 (Output_section::is_large_data_section): New function.
4163 (class Output_segment): Add is_large_data_segment_ field.
4164 (Output_segment::is_large_data_segment): New function.
4165 (Output_segment::set_is_large_data_segment): New function.
4166 * output.cc (Output_section::Output_section): Initialize new
4168 (Output_segment::Output_segment): Likewise.
4169 (Output_segment::add_output_section): Add assertion that large
4170 data sections always go in large data segments. Force small data
4171 sections to the end of the list of data sections. Force small BSS
4172 sections to the start of the list of BSS sections. For large BSS
4173 sections to the end of the list of BSS sections.
4174 * symtab.h (class Symbol): Declare is_common_shndx.
4175 (Symbol::is_defined): Check Symbol::is_common_shndx.
4176 (Symbol::is_common): Likewise.
4177 (class Symbol_table): Define enum Commons_section_type. Update
4178 declarations. Add small_commons_ and large_commons_ fields.
4179 * symtab.cc (Symbol::is_common_shndx): New function.
4180 (Symbol_table::Symbol_table): Initialize new fields.
4181 (Symbol_table::add_from_object): Put small and large common
4182 symbols in the right list.
4183 (Symbol_table::sized_finalized_symbol): Check
4184 Symbol::is_common_shndx.
4185 (Symbol_table::sized_write_globals): Likewise.
4186 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4187 common symbol lists. Don't call do_allocate_commons_list if the
4189 (Symbol_table::do_allocate_commons_list): Remove is_tls
4190 parameter. Add comons_section_type parameter. Change all
4191 callers. Handle small and large common symbols.
4192 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4193 Symbol::is_common_shndx.
4194 * resolve.cc (symbol_to_bits): Likewise.
4195 * target.h (Target::small_common_shndx): New function.
4196 (Target::small_common_section_flags): New function.
4197 (Target::large_common_shndx): New function.
4198 (Target::large_common_section_flags): New function.
4199 (Target::new_output_section): New function.
4200 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4201 small_common_section_flags, and large_common_section_flags
4203 (Target::do_new_output_section): New virtual function.
4204 * arm.cc (Target_arm::arm_info): Initialize new fields.
4205 * i386.cc (Target_i386::i386_info): Likewise.
4206 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4208 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4209 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4210 (Target_x86_64::do_new_output_section): New function.
4211 * configure.ac: Define conditional MCMODEL_MEDIUM.
4212 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4213 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4214 (large_LDFLAGS): Define.
4215 * testsuite/large.c: New file.
4216 * testsuite/testfile.cc (Target_test::test_target_info):
4217 Initialize new fields.
4218 * configure, testsuite/Makefile.in: Rebuild.
4220 2009-06-05 Doug Kwan <dougkwan@google.com>
4222 * Makefile.am (CCFILES): Add target.cc.
4223 * Makefile.in: Regenerate.
4224 * i386.cc (class Target_i386): Define new virtual method to
4225 override do_is_local_label_name in parent.
4226 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4227 local symbols if --discard-locals or -X is given.
4228 * options.h (class General_options): Declare new options
4229 '--discard-locals' and '-X' for discarding locals.
4230 * target.h (class Target): Define new methods is_local_label_name.
4231 Declare new virtual method do_is_local_label_name.
4232 * target.cc: New file.
4233 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4234 (check_SCRIPTS): Add discard_locals_test.sh.
4235 (check_DATA): Add discard_local_tests.syms.
4236 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4237 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4238 * testsuite/Makefile.in: Regenerate.
4239 * testsuite/discard_locals_test.c: New file.
4240 * testsuite/discard_locals_test.sh: Same.
4242 2009-06-05 Doug Kwan <dougkwan@google.com>
4244 * object.cc (Sized_relobj::Sized_relobj): Initialize
4245 discarded_eh_frame_shndx_ to -1U.
4246 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4248 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4249 a discarded .eh_frame section.
4250 (Sized_relobj::do_finalize_local_symbols): Ditto.
4251 * object.h (class Sized_relobj): Declare new member
4252 discarded_eh_frame_shndx_.
4253 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4254 (local_labels_test.o, local_labels_test): New rules.
4255 * testsuite/Makefile.in: Regenerate.
4257 2009-06-04 Doug Kwan <dougkwan@google.com>
4259 * layout.cc (Layout::section_name_mapping): Add mapping for
4260 special ARM sections.
4262 2009-06-03 Doug Kwan <dougkwan@google.com>
4264 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4265 (utils::has_overflow): Same.
4267 2009-06-03 Ian Lance Taylor <iant@google.com>
4269 * layout.cc (Layout::section_name_mapping): New array, replacing
4270 Layout::linkonce_mapping.
4271 (Layout::section_name_mapping_count): New variable, replacing
4272 Layout::linkonce_mapping_count.
4273 (Layout::linkonce_output_name): Remove.
4274 (Layout::output_section_name): Rewrite.
4275 * layout.h (class Layout): Rename Linkonce_mapping to
4276 Section_name_mapping, linkonce_mapping to section_name_mapping,
4277 linkonce_mapping_count to section_name_mapping_count. Don't
4278 declare linkonce_output_name.
4280 2009-06-03 Doug Kwan <dougkwan@google.com>
4282 * gold/arm.cc (namespace utils): New.
4283 (Target_arm::reloc_is_non_pic): Define new method.
4284 (class Arm_relocate_functions): New.
4285 (Target_arm::Relocate::relocate): Handle relocation types used by
4288 2009-06-03 Ian Lance Taylor <iant@google.com>
4290 * arm.cc (Target_arm::scan::global): Use || instead of |.
4292 2009-06-02 Doug Kwan <dougkwan@google.com>
4294 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4295 issued_non_pic_error_.
4296 (class Target_arm::Scan): Declare new method check_non_pic.
4297 Define new method symbol_needs_plt_entry.
4298 Declare new data member issued_non_pic_error_.
4299 (class Target_arm::Relocate): Declare new method
4300 should_apply_static_reloc.
4301 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4302 (Target_arm::Scan::check_non_pic): Define new method.
4303 (Target_arm::Scan::local): Handle a small subset of reloc types used
4305 (Target_arm::Scan::local): Same.
4306 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4308 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4310 * incremental.cc (Incremental_inputs::report_command_line): Filter
4311 out --incremental-* options.
4313 2009-05-29 Doug Kwan <dougkwan@google.com>
4315 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4317 (class Target_arm): Update comment.
4318 (Target_arm::Target_arm): Initialize new data members GOT_,
4319 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4320 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4321 and Target_arm::rel_dyn_section.
4322 Declare new_enum Target_arm::Got_type.
4323 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4325 Update commments for member do_dynsym_value.
4326 (Target_arm::got_size, Target_arm::plt_section,
4327 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4328 new methods inside class defintion.
4329 (Target_arm::got_section): Define new method.
4330 (Target_arm::rel_dyn_section): Same.
4331 (Output_data_plt_arm): New template class.
4332 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4333 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4334 (Output_data_plt_arm::add_entry): Same.
4335 (Output_data_plt_arm::first_plt_entry): Define new
4336 static data member for PLT instruction template.
4337 (Output_data_plt_arm::plt_entry): Same.
4338 (Output_data_plt_arm::do_write): Define new method.
4339 (Target_arm::make_plt_entry): Same.
4340 (Target_arm::do_finalize_sections): Same.
4341 (Target_arm::do_dynsym_value): Same.
4343 2009-05-28 Doug Kwan <dougkwan@google.com>
4345 * Makefile.am (TARGETSOURCES): Add arm.cc.
4346 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4347 * Makefile.in: Regenerate.
4349 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4351 2009-05-26 Doug Kwan <dougkwan@google.com>
4353 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4354 (General_options::check_excluded_libs): Strip off directories in
4355 archive name before matching like GNU ld does.
4356 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4357 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4358 (exclude_libs_test_LDFLAGS): Add linker option
4359 -Wl,--exclude-libs,libexclude_libs_test_3
4360 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4361 an explicit archive without using -l.
4362 (alt/libexclude_libs_test_3.a): New make rule.
4363 * testsuite/Makefile.in: Regenerate.
4364 * testsuite/exclude_libs_test.c : Declare lib3_default().
4366 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4367 * exclude_libs_test_3.c: New file.
4369 2009-05-26 Nick Clifton <nickc@redhat.com>
4371 * po/id.po: New Indonesian translation.
4372 * po/gold.pot: Updated template file.
4374 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4376 * testsuite/Makefile.am: Add -ffunction-sections to compile
4377 gc_comdat_test files. Add -Wl,--gc-sections to build
4379 * testsuite/Makefile.in: Regenerate.
4380 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4382 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4384 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4385 kept comdat section was garbage collected.
4386 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4387 * testsuite/Makefile.in: Regenerate.
4388 * testsuite/gc_comdat_test.sh: New file.
4389 * testsuite/gc_comdat_test_1.cc: New file.
4390 * testsuite/gc_comdat_test_2.cc: New file.
4392 2009-05-19 Doug Kwan <dougkwan@google.com>
4394 * archive.cc (Archive::Archive): Move constructor from archive.h
4395 to here. Initialize no_export_.
4396 (Archive::get_elf_object_for_member): Set no_export flag of object.
4397 * archive.h (Archive::Archive): Move constructor body to
4399 (Archive::no_export): New method.
4400 (Archive::no_export_): New field.
4401 * object.h (Object::Object): Initialize no_export_ to false.
4402 (Object::no_export, Object::set_no_export): New methods.
4403 (Object::no_export_): New field.
4404 * options.cc (General_options::parse_exclude_libs): New method.
4405 (General_options::check_excluded_libs) Same.
4406 * options.h (exclude_libs): New option.
4407 (General_options::check_excluded_libs): New method declaration.
4408 (General_options::excluded_libs_): New field.
4409 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4410 default or protected visibility if an object has no-export flag set.
4411 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4412 (check_SCRIPTS): Add exclude_libs_test.sh.
4413 (check_DATA): Add exclude_libs_test.syms.
4414 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4415 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4416 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4417 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4418 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4419 libexclude_libs_test_2.a): New rules.
4420 * testsuite/Makefile.in: Regenerate.
4421 * testsuite/exclude_libs_test.c: New file.
4422 * testsuite/exclude_libs_test.sh: Ditto.
4423 * testsuite/exclude_libs_test_1.c: Ditto.
4424 * testsuite/exclude_libs_test_2.c: Ditto.
4426 2009-05-15 Ian Lance Taylor <iant@google.com>
4428 * configure.ac: Check for declarations for cases where libiberty.h
4429 checks HAVE_DECL_xxx.
4430 * configure, config.in: Rebuild.
4432 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4434 * gold.h (Incremental_argument_list): Remove (invalid) forward
4436 * incremental.cc (Incremental_inputs::report_achive): New method.
4437 (Incremental_inputs::report_object): New method.
4438 (Incremental_inputs::report_script): New method.
4439 (Incremental_inputs::finalize_inputs): New method.
4440 (Incremental_inputs::finalize): Call finalize_inputs().
4441 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4442 Create inputs entries.
4443 * incremental.h (Incremental_input_type): New enum.
4444 (Incremental_inputs::Incremental_input): Initialize new fields.
4445 (Incremental_inputs::report_inputs): New method.
4446 (Incremental_inputs::report_achive): New method.
4447 (Incremental_inputs::report_object): New method.
4448 (Incremental_inputs::report_script): New method.
4449 (Incremental_inputs::finalize_inputs): New method.
4450 (Incremental_inputs::Input_info): New struct.
4451 (Incremental_inputs::Input_info_map): New typedef.
4452 (Incremental_inputs::lock_): New field.
4453 (Incremental_inputs::Inputs_): New field.
4454 (Incremental_inputs::Inputs_map): New field.
4455 * main.cc (main): Call Incremental_input::report_inputs.
4456 * options.h (Input_argument_list): Typedef moved from
4458 (Input_file_group::Files): Remove, use ::Input_argument_list.
4459 (Input_file_group::Input_argument_list): Remove, use
4460 ::Input_argument_list.
4461 * plugin.cc (Plugin_manager::add_input_file): Add error in
4463 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4465 * script.cc (read_input_script): Call
4466 Incremental_input::report_script.
4467 * script.h (Script_info): New class.
4469 2009-04-27 Ian Lance Taylor <iant@google.com>
4471 * x86_64.cc (do_adjust_output_section): Set entsize to
4474 2009-04-23 Elliott Hughes <enh@google.com>
4476 * output.cc (Output_file::close): After short writes, continue
4477 writing from the correct offset in the buffer being written.
4479 2009-04-23 Chris Demetriou <cgd@google.com>
4481 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4482 * configure: Regenerate.
4483 * config.in: Regenerate.
4484 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4485 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4487 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4489 * incremental.cc (Incremental_inputs_header_data): Renamed from
4490 Incremental_input_header_data.
4491 (Incremental_inputs_header_data::data_size): New field.
4492 (Incremental_inputs_header_data::put_input_file_count): Renamed
4493 from input_file_count.
4494 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4495 from command_line_offset.
4496 (Incremental_inputs_header_data::put_reserved): Renamed from
4498 (Incremental_inputs_entry_data): Renamed from
4499 Incremental_input_entry_data.
4500 (Incremental_inputs_entry_data::data_size): New field.
4501 (Incremental_inputs::report_command_line): New method.
4502 (Incremental_inputs::finalize): New method.
4503 (Incremental_inputs::create_incremental_inputs_data): New method.
4504 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4505 * incremental.h: New file.
4506 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4507 (Layout::finalize): Create incremental inputs section in
4509 (Layout::create_incremental_info_sections): New method.
4510 * layout.h (Layout::incremental_inputs): New method.
4511 (Layout::create_incremental_info_sections): New method.
4512 (Layout::incremental_inputs_): New field.
4513 * main.cc (main): Notify Incremental_input of the command line.
4515 2009-04-01 Ian Lance Taylor <iant@google.com>
4516 Mikolaj Zalewski <mikolajz@google.com>
4518 * gold.h (reserve_unordered_map): Define, three versions, one for
4519 each version of Unordered_map.
4520 * layout.cc (Layout::Layout): Remove options parameter. Add
4521 number_of_input_files parameter. Don't initialize options_.
4522 Initialize number_of_input_files_ and resized_signatures_. Move
4523 sections_are_attached_.
4524 (Layout::layout_group): Reserve space for group_signatures_.
4525 (Layout::find_or_add_kept_section): Change name parameter to be a
4526 reference. Resize signatures_ map when it gets large enough.
4527 (Layout::layout_eh_frame): Use parameters->options() instead of
4529 (Layout::make_output_section): Likewise.
4530 (Layout::attach_allocated_section_to_segment): Likewise.
4531 (Layout::finalize, Layout::create_executable_stack): Likewise.
4532 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4533 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4534 * layout.h (class Layout): Update declarations. Remove options_
4535 field. Add number_of_input_files_ and resized_signatures_
4536 fields. Move sections_are_attached_ field.
4537 * main.cc (main): Pass number of input files to Layout
4538 constructor. Don't pass options.
4540 2009-03-30 Ian Lance Taylor <iant@google.com>
4542 * ffsll.c (ffsll): Correct implementation.
4544 2009-03-27 Ian Lance Taylor <iant@google.com>
4546 * ffsll.c: New file.
4547 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4548 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4549 * ftruncate.c (ftruncate): Declare before definition.
4550 * mremap.c (mremap): Likewise.
4551 * pread.c (pread): Likewise.
4552 * configure, Makefile.in, config.in: Rebuild.
4554 * mremap.c: New file.
4555 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4556 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4557 (mremap): Declare if HAVE_MREMAP is not defined.
4558 * configure, Makefile.in, config.in: Rebuild.
4560 2009-03-27 Cary Coutant <ccoutant@google.com>
4562 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4563 position independent.
4564 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4565 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4567 2009-03-24 Cary Coutant <ccoutant@google.com>
4569 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4571 (needs_dynamic_reloc): Likewise.
4573 2009-03-24 Ian Lance Taylor <iant@google.com>
4575 * yyscript.y (file_cmd): Recognize EXTERN.
4576 (extern_name_list, extern_name_list_body): New nonterminals.
4577 * script.cc (script_add_extern): Define.
4578 * script-c.h (script_add_extern): Declare.
4580 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4582 * object.cc (is_elf_object): Define.
4583 * object.h (is_elf_object): Declare.
4584 * archive.cc (Archive::get_elf_object_for_member): Call
4586 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4588 2009-03-24 Elliott Hughes <enh@google.com>
4590 * output.cc (Output_file::map_anonymous): Define.
4591 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4592 try an anonymous one. Report the size if the mmap fails.
4593 * output.h (class Output_file): Declare map_anonymous.
4595 2009-03-24 Ian Lance Taylor <iant@google.com>
4597 * target-select.cc (instantiate_target): Don't acquire the lock if
4598 the instantiated_target_ field has already been set.
4600 2009-03-23 Ian Lance Taylor <iant@google.com>
4602 * gold-threads.h (class Initialize_lock): Define.
4603 * gold-threads.cc (class Initialize_lock_once): Define.
4604 (initialize_lock_control): New static variable.
4605 (initialize_lock_pointer): New static variable.
4606 (initialize_lock_once): New static function.
4607 (Initialize_lock::Initialize_lock): Define.
4608 (Initialize_lock::initialize): Define.
4609 * target-select.h: Include "gold-threads.h".
4610 (class Target_selector): Add lock_ and initialize_lock_ fields.
4611 Don't define instantiate_target, just declare it.
4612 * target-select.cc (Target_selector::Target_selector): Initialize
4614 (Target_selector::instantiate_target): Define.
4615 * descriptors.h: Include "gold-threads.h".
4616 (class Descriptors): Add initialize_lock_ field.
4617 * descriptors.cc (Descriptors::Descriptors): Initialize new
4619 (Descriptors::open): Use initialize_lock_ field
4620 * errors.h (class Errors): Add initialize_lock_ field.
4621 * errors.cc (Errors::Errors): Initialize new field.
4622 (Errors::initialize_lock): Use initialize_lock_ field.
4623 * powerpc.cc (class Target_selector_powerpc): Remove
4624 instantiated_target_ field. In do_recognize call
4625 instantiate_target rather than do_instantiate_target. In
4626 do_instantiate_target just allocate a new target.
4627 * sparc.cc (class Target_selector_sparc): Likewise.
4629 * freebsd.h: New file.
4630 * i386.cc: Include "freebsd.h".
4631 (Target_i386): Derive from Target_freebsd rather than
4633 (Target_selector_i386): Derive from Target_selector_freebsd rather
4634 than Target_selector.
4635 * x86_64.cc: Include "freebsd.h".
4636 (Target_x86_64): Derive from Target_freebsd rather than
4638 (Target_selector_x86_64): Derive from Target_selector_freebsd
4639 rather than Target_selector.
4640 * target.h (class Target): Add adjust_elf_header and
4641 do_adjust_elf_header.
4642 * output.cc (Output_file_header:: do_sized_write): Call target
4643 adjust_elf_header routine.
4644 * configure.tgt: Set targ_osabi.
4645 * configure.ac: Define GOLD_DEFAULT_OSABI.
4646 * parameters.cc (Parameters::default_target): Pass
4647 GOLD_DEFAULT_OSABI to select_target.
4648 * target-select.h (class Target_selector): Make instantiate_target
4649 protected rather than private.
4650 * Makefile.am (HFILES): Add freebsd.h.
4651 * configure, Makefile.in, config.in: Rebuild.
4653 * merge.cc (do_add_input_section): Correct pend value. Change
4654 message about last entry not being null terminated from error to
4657 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4659 * incremental.cc: New file.
4660 * Makefile.am (CCFILES): Add incremental.cc.
4661 * Makefile.in: Rebuild.
4663 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4665 * layout.cc (Layout::output_section_name): Preserve names
4666 of '.note.' sections.
4668 2009-03-19 Ian Lance Taylor <iant@google.com>
4670 * descriptors.cc (Descriptors::open): Check that the options are
4671 valid before using them.
4673 2009-03-18 Ian Lance Taylor <iant@google.com>
4675 * script-sections.h: Include <list>.
4676 (class Script_sections): Change Sections_elements from std::vector
4677 to std::list. Typedef public Elements_iterator. Add
4678 orphan_section_placement_, data_segment_align_start_, and
4679 saw_data_segment_align_ fields. Remove data_segment_align_index_
4681 * script-sections.cc (class Orphan_section_placement): New class.
4682 (class Sections_element): Add virtual functions is_relro and
4683 orphan_section_init. Remove virtual function place_orphan_here.
4684 (class Output_section_definition): Add is_relro and
4685 orphan_section_init. Remove place_orphan_here.
4686 (class Orphan_output_section): Likewise.
4687 (Script_sections::Script_sections): Update for field changes.
4688 (Script_sections::data_segment_align): Set saw_data_segment_align_
4689 and data_segment_align_start_, not data_segment_align_index.
4690 (Script_sections::data_segment_relro_end): Check
4691 saw_data_segment_align_. Use data_segment_align_start_ rather
4692 than data_segment_align_index_.
4693 (Script_sections::place_orphan): Rewrite to use
4694 Orphan_section_placement.
4696 2009-03-17 Ian Lance Taylor <iant@google.com>
4698 * archive.cc (Archive::add_symbols): Check for a version attached
4699 to the symbol name in the archive map.
4700 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4701 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4702 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4703 (ver_test_11.a): New target.
4704 * testsuite/Makefile.in: Rebuild.
4706 * configure.ac: Check for chsize and posix_fallocate. Replace
4708 * ftruncate.c: New file, from gnulib.
4709 * output.cc (posix_fallocate): Define dummy version if not
4710 HAVE_POSIX_FALLOCATE.
4711 (Output_file::map): Call posix_fallocate rather than lseek and
4713 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4714 * configure, Makefile.in, config.in: Rebuild.
4716 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4718 * layout.h (Layout::create_note): Add section_name parameter.
4719 * layout.cc (Layout::create_note): Likewise.
4720 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4722 2009-03-17 Ian Lance Taylor <iant@google.com>
4724 * descriptors.cc: Include "options.h".
4725 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4726 (Descriptors::open): Always use O_CLOEXEC when opening a new
4727 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4728 then set FD_CLOEXEC.
4730 * sparc.cc (class Target_sparc): Add has_got_section.
4731 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4732 make sure we have a GOT section.
4734 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4735 (Target_sparc::Scan::local): Likewise.
4736 (Target_sparc::Scan::global): Likewise.
4737 (Target_sparc::Relocate::relocate): Likewise.
4738 (Target_sparc::Relocate::relocate_tls): Likewise.
4740 * symtab.cc (Symbol_table::define_default_version): New function,
4741 broken out of add_from_object.
4742 (Symbol_table::add_from_object): Call define_default_version.
4743 (Symbol_table::define_special_symbol): Add resolve_oldsym
4744 parameter. Change all callers. If the version for a symbol comes
4745 from a version script, resolve it with the symbol with the same
4746 name with no version. Also add the symbol without a version if
4748 (do_define_in_output_data): If resolving with oldsym, don't delete
4750 (do_define_in_output_segment): Likewise.
4751 (do_define_as_constant): Likewise.
4752 * symtab.h (class Symbol_table): Update declarations.
4754 2009-03-13 Ian Lance Taylor <iant@google.com>
4756 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4757 (Read_symbols::requeue): New function.
4758 (Read_symbols::do_read_symbols): If make_elf_object fails because
4759 the target type is not configured, and the file was searched for,
4760 issue a warning and retry with the next directory.
4761 (Add_symbols::run): If the file has an incompatible format, and
4762 it was searched for, requeue the Read_symbols task. On error,
4764 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4765 dirindex parameter to constructor. Change all callers. Declare
4766 incompatible_warning and requeue.
4767 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4768 input_argument_ and input_group_ fields. Add them to
4769 constructor. Change all callers.
4770 (class Read_script): Add dirindex_ field. Add it to constructor.
4772 * archive.cc (Archive::setup): Remove input_objects parameter.
4774 (Archive::get_file_and_offset): Likewise.
4775 (Archive::read_all_symbols): Likewise.
4776 (Archive::read_symbols): Likewise.
4777 (Archive::get_elf_object_for_member): Remove input_objects
4778 parameter. Add punconfigured parameter. Change all callers.
4779 (Archive::add_symbols): Change return type to bool. Check return
4780 value of include_member.
4781 (Archive::include_all_members): Likewise.
4782 (Archive::include_member): Change return type to bool. Return
4783 false if first included object has incompatible target. Set
4784 included_member_ field.
4785 (Add_archive_symbols::run): If add_symbols returns false, requeue
4787 * archive.h (class Archive): Add included_member_ field.
4788 Initialize it in constructor. Add input_file and searched_for
4789 methods. Update declarations.
4790 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4791 input_argument_ fields. Add them to constructor. Change all
4793 * script.cc: Include "target-select.h".
4794 (class Parser_closure): Add skip_on_incompatible_target_ and
4795 found_incompatible_target_ fields. Add
4796 skip_on_incompatible_target parameter to constructor. Change all
4797 callers. Add methods skip_on_incompatible_target,
4798 clear_skip_on_incompatible_target, found_incompatible_target, and
4799 set_found_incompatible_target.
4800 (read_input_script): Add dirindex parameter. Change all callers.
4801 If parser finds an incompatible target, requeue Read_symbols
4803 (script_set_symbol): Clear skip_on_incompatible_target in
4805 (script_add_assertion, script_parse_option): Likewise.
4806 (script_start_sections, script_add_phdr): Likewise.
4807 (script_check_output_format): New function.
4808 * script.h (read_input_script): Update declaration.
4809 * script-c.h (script_check_output_format): Declare.
4810 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4811 (ignore_cmd): Remove OUTPUT_FORMAT.
4812 * fileread.cc (Input_file::Input_file): Add explicit this.
4813 (Input_file::will_search_for): New function.
4814 (Input_file::open): Add pindex parameter. Change all callers.
4815 * fileread.h (class Input_file): Add input_file_argument method.
4816 Declare will_search_for. Update declarations.
4817 * object.cc (make_elf_object): Add punconfigured parameter.
4819 * object.h (class Object): Make input_file public. Add
4820 searched_for method.
4821 (make_elf_object): Update declaration.
4822 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4824 * dirsearch.h (class Dirsearch): Update declaration.
4825 * options.h (class General_options): Add --warn-search-mismatch.
4826 * parameters.cc (Parameters::is_compatible_target): New function.
4827 * parameters.h (class Parameters): Declare is_compatible_target.
4828 * workqueue.cc (Workqueue::add_blocker): New function.
4829 * workqueue.h (class Workqueue): Declare add_blocker.
4831 * fileread.cc (Input_file::open): Remove options parameter.
4833 (Input_file::open_binary): Likewise.
4834 * script.cc (read_input_script): Likewise.
4835 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4836 options parameter from constructor. Change all callers.
4837 (class Read_script): Likewise.
4838 * fileread.h (class Input_file): Update declarations.
4839 * script.h (read_input_script): Update declaration.
4841 2009-03-10 Nick Clifton <nickc@redhat.com>
4843 * po/es.po: New Spanish translation.
4845 2009-03-06 Cary Coutant <ccoutant@google.com>
4847 * options.cc (parse_short_option): Keep dash_z from registering itself.
4849 2009-03-03 Ian Lance Taylor <iant@google.com>
4852 * target-reloc.h (relocate_section): Pass output_section to
4854 * i386.cc (Target_i386::should_apply_static_reloc): Add
4855 output_section parameter. Change all callers.
4856 (Target_i386::Relocate::relocate): Add output_section parameter.
4857 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4858 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4859 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4860 * testsuite/two_file_shared.sh: New script.
4861 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4862 (check_DATA): Add two_file_shared.dbg.
4863 (two_file_shared.dbg): New target.
4864 * testsuite/Makefile.in: Rebuild.
4866 2009-03-01 Ian Lance Taylor <iant@google.com>
4868 * configure.ac: Check for byteswap.h.
4869 * configure: Rebuild.
4870 * config.in: Rebuild.
4872 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4874 * layout.cc (Layout::find_or_add_kept_section): New function.
4875 (Layout::add_comdat): Removed.
4876 * layout.h (struct Kept_section): Move out of class Layout.
4877 Remove trailing underscores from field names. Add group_sections
4878 field. Rename group_ field to is_group. Change all uses.
4879 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4880 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4881 comdat_groups_ field.
4882 (Sized_relobj::include_section_group): Use
4883 find_or_add_kept_section and Kept_section::group_sections.
4884 (Sized_relobj::include_linkonce_section): Likewise.
4885 * object.cc (class Sized_relobj): Don't define Comdat_group or
4886 Comdat_group_table. Remove find_comdat_group and
4887 add_comdat_group. Remove comdat_groups_ field.
4888 * plugin.cc (include_comdat_group): Use
4889 Layout::find_or_add_kept_section.
4891 2009-02-28 Ian Lance Taylor <iant@google.com>
4893 * README: --gc-sections and map files are now supported. Document
4894 some build requirements.
4897 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4898 relocatable link set the value of the section symbol to zero.
4899 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4900 relocatable link don't include the section address in the local
4903 2009-02-27 Ian Lance Taylor <iant@google.com>
4906 * options.h (class Search_directory): Add is_system_directory.
4907 (class General_options): Declare is_in_system_directory.
4908 * options.cc (get_relative_sysroot): Make static.
4909 (get_default_sysroot): Make static.
4910 (General_optoins::is_in_system_directory): New function.
4911 * fileread.cc (Input_file::is_in_system_directory): New function.
4912 * fileread.h (class Input_file): Declare is_in_system_directory.
4913 * object.h (class Object): Add is_in_system_directory.
4914 (class Input_objects): Remove system_library_directory_ field.
4915 * object.cc (Input_objects::add_object): Don't set
4916 system_library_directory_.
4917 (input_objects::found_in_system_library_directory): Remove.
4918 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4919 parameter. Change all callers.
4920 (Symbol_table::sized_write_globals): Likewise.
4921 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4922 Call Object::is_in_system_directory.
4923 * symtab.h (class Symbol_table): Update declarations.
4926 * descriptors.h (Open_descriptor): Add is_on_stack field.
4927 * descriptors.cc (Descriptors::open): If the descriptor is on the
4928 top of the stack, remove it. Initialize is_on_stack field.
4929 (Descriptors::release): Only add pod to stack if it is not on the
4931 (Descriptors::close_some_descriptor): Clear stack_next and
4935 * output.cc (Output_section::find_starting_output_address): Rename
4936 from starting_output_address; add PADDR parameter; change return
4938 * output.h (class Output_section): Declare
4939 find_starting_output_address instead of starting_output_address.
4940 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4941 section symbol for which we can't find a merge section.
4944 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4945 hidden or internal, force the symbol to be local.
4946 * resolve.cc (Symbol::override_visibility): Define.
4947 (Symbol::override_base): Use override_visibility.
4948 (Symbol_table::resolve): Likewise.
4949 (Symbol::override_base_with_special): Likewise.
4950 (Symbol_table::override_with_special): If the visibility is hidden
4951 or internal, force the symbol to be local.
4952 * symtab.h (class Symbol): Add set_visibility and
4953 override_visibility.
4954 * testsuite/ver_test_1.sh: New file.
4955 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4956 (check_DATA): Add ver_test_1.syms.
4957 (ver_test_1.syms): New target.
4958 * testsuite/Makefile.in: Rebuild.
4960 2009-02-25 Cary Coutant <ccoutant@google.com>
4962 * layout.cc (Layout::choose_output_section): Don't rename sections
4963 when using a linker script that has a SECTIONS clause.
4964 * Makefile.in: Regenerate.
4966 * testsuite/Makefile.am (script_test_5.sh): New test case.
4967 * testsuite/Makefile.in: Regenerate.
4968 * testsuite/script_test_5.cc: New file.
4969 * testsuite/script_test_5.sh: New file.
4970 * testsuite/script_test_5.t: New file.
4972 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4974 * archive.cc (Archive::include_member): Update calls to add_symbols.
4975 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4976 the Layout argument.
4977 * dynobj.h (do_add_symbols): Add the Layout argument.
4978 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4980 * object.h (Object::add_symbols): Add the Layout argument.
4981 (Object::do_add_symbols): Add the Layout argument.
4982 (Sized_relobj::do_add_symbols): Add the Layout argument.
4983 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4984 Unify the two versions.
4985 (Add_plugin_symbols): Remove.
4986 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4987 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4988 (Add_plugin_symbols): Remove.
4989 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4990 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4991 (Add_symbols::run): Make it work with Pulginobj.
4993 2009-02-06 Ian Lance Taylor <iant@google.com>
4995 * object.cc (Sized_relobj::do_layout): Make info message start
4996 with lower case letter.
4998 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5000 * binary.cc: Fix file comment.
5002 * options.h (enum Incremental_disposition): Define.
5003 (class General_options): Add new options: --incremental,
5004 --incremental_changed, --incremental_unchanged,
5005 --incremental_unknown. Add incremental_disposition_ and
5006 implicit_incremental_ fields.
5007 (General_options::incremental_disposition): New function.
5008 (class Position_dependent_options): Add incremental_disposition
5010 (Position_dependent_options::copy_from_options): Set incremental
5012 * options.cc (General_options::parse_incremental_changed): New
5014 (General_options::parse_incremental_unchanged): New function.
5015 (General_options::parse_incremental_unknown): New function.
5016 (General_options::General_options): Initialize new fields
5017 incremental_disposition_ and implicit_incremental_.
5018 (General_options::finalize): Check for uasge of --incremental-*
5019 without --incremental.
5021 2009-02-06 Chris Demetriou <cgd@google.com>
5023 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5024 pointer and to report location as the file name associated with
5026 (gold_undefined_symbol_at_location): New function to replace the
5027 old gold_undefined_symbol functionality.
5028 * target-reloc.h (relocate_section): Update to use
5029 gold_undefined_symbol_at_location.
5030 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5031 Call gold_undefined_symbol function rather than gold_error.
5032 * errors.h (Errors::undefined_symbol): Take location as a
5033 string, rather than calculating it from a relocation.
5034 * errors.cc (Errors::fatal): Print "fatal error:" before the
5036 (Errors::error, Errors::error_at_location): Print "error: "
5037 before the formatted message.
5038 (Errors::undefined_symbol): Take location as a string, rather
5039 than calculating it from a relocation.
5040 (gold_undefined_symbol_at_location): New function akin to
5041 old gold_undefined_symbol, calculates location from relocation.
5042 (gold_undefined_symbol): Change to take only a Symbol pointer
5043 and to report location as the file name associated with the symbol.
5044 * testsuite/debug_msg.sh: Update for changed error messages.
5045 * testsuite/undef_symbol.sh: Likewise.
5047 2009-02-04 Duncan Sands <baldrick@free.fr>
5050 * reduced_debug_output.h
5051 (Output_reduced_debug_abbrev_section::failed): Use format for
5053 (Output_reduced_debug_info_section::faild): Likewise.
5055 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5057 * script.cc (Lazy_demangler): New class.
5058 (Version_script_info::get_symbol_version_helper): Demangle a
5061 2009-01-29 Cary Coutant <ccoutant@google.com>
5063 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5065 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5067 2009-01-28 Ian Lance Taylor <iant@google.com>
5069 * version.cc (version_string): Bump to 1.9.
5071 * gold.h: Include <cstring> and <stdint.h>.
5072 * version.cc: Include <cstdio>.
5073 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5075 * reduced_debug_output.cc (insert_into_vector): Rename from
5076 Insert_into_vector; change all callers. Use Swap_unaligned to
5077 avoid aliasing issue; remove union since it is unnecessary.
5079 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5081 * Makefile.am (CCFILES): Add gc.cc.
5083 * Makefile.in: Regenerate.
5084 * gold.cc (Gc_runner): New class.
5085 (queue_initial_tasks): Call garbage collection related tasks
5086 when corresponding options are invoked.
5087 (queue_middle_gc_tasks): New function.
5088 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5089 processed early before laying out sections during garbage collection.
5090 * gold.h (queue_middle_gc_tasks): New function.
5091 (is_prefix_of): Move from "layout.cc".
5092 * i386.cc (Target_i386::gc_process_relocs): New function.
5093 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5094 * main.cc (main): Create object of class "Garbage_collection".
5095 * object.cc (Relobj::copy_symbols_data): New function.
5096 (Relobj::is_section_name_included): New function.
5097 (Sized_relobj::do_layout): Allow this function to be called twice
5098 during garbage collection and defer layout of section during the
5100 * object.h (Relobj::get_symbols_data): New function.
5101 (Relobj::is_section_name_included): New function.
5102 (Relobj::copy_symbols_data): New function.
5103 (Relobj::set_symbols_data): New function.
5104 (Relobj::get_relocs_data): New function.
5105 (Relobj::set_relocs_data): New function.
5106 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5107 (Relobj::gc_process_relocs): New function.
5108 (Relobj::do_gc_process_relocs): New pure virtual function.
5109 (Relobj::sd_): New data member.
5110 (Sized_relobj::is_output_section_offset_invalid): New function.
5111 (Sized_relobj::do_gc_process_relocs): New function.
5112 * options.h (General_options::gc_sections): Modify to not be a no-op.
5113 (General_options::print_gc_sections): New option.
5114 * plugin.cc (Plugin_finish::run): Remove function call to
5115 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5116 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5117 * reloc.cc (Read_relocs::run): Add task to process relocs and
5118 determine unreferenced sections when doing garbage collection.
5119 (Gc_process_relocs): New class.
5120 (Sized_relobj::do_gc_process_relocs): New function.
5121 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5122 sections that are garbage collected.
5123 * reloc.h (Gc_process_relocs): New class.
5124 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5125 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5126 symbols whose corresponding sections are garbage collected.
5127 (Symbol_table::Symbol_table): Add new parameter for the garbage
5129 (Symbol_table::gc_mark_undef_symbols): New function.
5130 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5131 (Symbol_table::gc_mark_dyn_syms): New function.
5132 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5134 (Symbol_table::add_from_object): Likewise.
5135 (Symbol_table::add_from_relobj): When building shared objects, do not
5136 treat externally visible symbols as garbage.
5137 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5138 table information for static and relocatable links.
5139 * symtab.h (Symbol_table::set_gc): New function.
5140 (Symbol_table::gc): New function.
5141 (Symbol_table::gc_mark_undef_symbols): New function.
5142 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5143 (Symbol_table::gc_mark_dyn_syms): New function.
5144 (Symbol_table::gc_): New data member.
5145 * target.h (Sized_target::gc_process_relocs): New pure virtual
5147 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5148 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5150 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5152 * options.h (General_options::gc_sections): Define as a no-op for now.
5153 (General_options::no_keep_memory): Ditto.
5154 (General_options::Bshareable): Define.
5155 * options.cc (General_options::finalize): Honor -Bshareable.
5157 2009-01-20 Andreas Schwab <schwab@suse.de>
5159 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5160 read the value in the contents, since we don't use it. Use the
5161 template endianness when writing.
5162 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5164 2009-01-19 Andreas Schwab <schwab@suse.de>
5166 * configure.tgt (powerpc64-*): Fix targ_obj.
5168 2009-01-15 Ian Lance Taylor <iant@google.com>
5170 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5171 local symbols when stripping all symbols.
5173 2009-01-14 Cary Coutant <ccoutant@google.com>
5175 * output.cc (Output_reloc): Add explicit instantiations.
5177 2009-01-14 Cary Coutant <ccoutant@google.com>
5179 * archive.cc (Archive::get_elf_object_for_member): Remove call
5180 to File_read::claim_for_plugin.
5181 * descriptors.cc (Descriptors::open): Remove reference to
5183 (Descriptors::claim_for_plugin): Remove.
5184 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5185 (Descriptors::is_claimed): Remove.
5186 (claim_descriptor_for_plugin): Remove.
5187 * fileread.cc (File_read::claim_for_plugin): Remove.
5188 * fileread.h (File_read::claim_for_plugin): Remove.
5189 (File_read::descriptor): Reopen descriptor if necessary.
5190 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5191 (Plugin_manager::all_symbols_read): Add task parameter. Change
5193 (Plugin_manager::get_input_file): New function.
5194 (Plugin_manager::release_input_file): New function.
5195 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5196 corresponding data member.
5197 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5198 and pass to base constructor. Change all callers.
5199 (get_input_file, release_input_file): New functions.
5200 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5201 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5202 (Plugin_manager::all_symbols_read): Add task parameter.
5203 (Plugin_manager::get_input_file): New function.
5204 (Plugin_manager::release_input_file): New function.
5205 (Plugin_manager::task_): New data member.
5206 (Pluginobj::Pluginobj): Add filesize parameter.
5207 (Pluginobj::filename): New function.
5208 (Pluginobj::descriptor): New function.
5209 (Pluginobj::filesize): New function.
5210 (Pluginobj::filesize_): New data member.
5211 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5212 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5213 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5215 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5216 with archive libraries.
5217 * testsuite/Makefile.in: Regenerate.
5218 * testsuite/plugin_test.c (struct sym_info): New type.
5219 (get_input_file, release_input_file): New static variables.
5220 (onload): Capture new transfer vector entries.
5221 (claim_file_hook): Stop reading at end of file according to filesize.
5222 Factor out parsing of readelf output into separate function.
5223 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5224 APIs and get the source file name from the symbol table. Convert
5225 source file name to corresponding object file name. Print info
5226 message when adding new input files.
5227 (parse_readelf_line): New function.
5228 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5229 * testsuite/plugin_test_2.sh: Likewise.
5230 * testsuite/plugin_test_3.sh: Likewise.
5231 * testsuite/plugin_test_4.sh: New test case.
5233 2009-01-07 Ian Lance Taylor <iant@google.com>
5235 * version.cc (version_string): Bump to 1.8.
5237 2008-12-23 Cary Coutant <ccoutant@google.com>
5239 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5240 * plugin.cc (Plugin_manager::finish): Rename as
5241 layout_deferred_objects. Move cleanup to separate function.
5242 (Plugin_manager::cleanup): New function.
5243 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5245 * plugin.h (Plugin_manager::finish): Rename as
5246 layout_deferred_objects.
5247 (Plugin_manager::cleanup): New function.
5248 (Plugin_manager::cleanup_done): New field.
5250 2008-12-23 Cary Coutant <ccoutant@google.com>
5252 * plugin.cc (is_visible_from_outside): New function.
5253 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5254 so we don't return "IR only" status for exported symbols or -r links.
5256 * testsuite/Makefile.am (plugin_test_3): New test case.
5257 * testsuite/Makefile.in: Regenerate.
5258 * testsuite/plugin_test_3.sh: New file.
5260 2008-12-22 Cary Coutant <ccoutant@google.com>
5262 * object.cc (Sized_relobj::layout_section): New function.
5263 (Sized_relobj::do_layout): Defer layout of input sections until after
5264 plugin has provided replacement files.
5265 (Sized_relobj::do_layout_deferred_sections): New function.
5266 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5267 (Relobj::layout_deferred_sections): New function.
5268 (Relobj::do_layout_deferred_sections): New function.
5269 (Sized_relobj::do_layout_deferred_sections): New function.
5270 (Sized_relobj::layout_section): New function.
5271 (Sized_relobj::Deferred_layout): New structure.
5272 (Sized_relobj::deferred_layout_): New field.
5273 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5274 Change all callers. Layout deferred sections.
5275 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5277 (Plugin_hook::run): Move code from do_plugin_hook inline.
5278 (Plugin_hook::do_plugin_hook): Remove.
5279 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5280 (Plugin_manager::finish): Renamed, was cleanup.
5281 (Plugin_manager::should_defer_layout): New function.
5282 (Plugin_manager::add_deferred_layout_object): New function.
5283 (Plugin_manager::Deferred_layout_list): New type.
5284 (Plugin_manager::deferred_layout_objects_): New field.
5285 (Plugin_hook::do_plugin_hook): Remove.
5287 2008-12-17 Ian Lance Taylor <iant@google.com>
5289 * options.h (class General_options): Add --no case for
5292 2008-12-16 Cary Coutant <ccoutant@google.com>
5294 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5296 (Plugin_manager::claim_file): Create plugin object even if
5297 plugin did not call the add_symbols callback.
5298 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5299 asking for more symbols than were added.
5300 * testsuite/Makefile.am (plugin_test_1): Add test case with
5302 (empty.syms): New target.
5303 * testsuite/Makefile.in: Regenerate.
5304 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5305 message. Don't call add_symbols if no globals.
5306 (all_symbols_read_hook): Don't provide replacement for empty
5309 2008-12-12 Ian Lance Taylor <iant@google.com>
5311 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5312 r_type == 0 for a local symbol with r_sym == 0.
5313 (scan_relocatable_relocs): Pass r_sym to
5314 local_non_section_strategy.
5315 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5318 * configure.ac: Update test for TLS descriptors: they are
5319 supported as of glibc 2.9.
5320 * configure: Rebuild.
5322 2008-12-11 Ian Lance Taylor <iant@google.com>
5325 * target-reloc.h (Default_scan_relocatable_relocs): For each
5326 function, map r_type == 0 to RELOC_DISCARD.
5328 2008-12-10 Cary Coutant <ccoutant@google.com>
5330 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5331 object to override a kept COMDAT group from a plugin object.
5333 2008-12-09 Ian Lance Taylor <iant@google.com>
5336 * yyscript.y (file_cmd): Handle INPUT.
5338 * testsuite/initpri1.c: Change all declarations to be full
5339 prototypes by adding void, to avoid compiler warnings.
5341 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5343 * options.cc (General_options::parse_plugin_opt): New.
5344 (General_options::add_plugin): The argument now is just the filename.
5345 (General_options::add_plugin_option): New.
5346 * options.h (plugin_opt): New.
5347 (add_plugin): Change argument name.
5348 (add_plugin_option): New.
5349 * plugin.cc (Plugin::load): Don't parse the plugin option.
5350 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5351 (Plugin::add_option): New.
5352 (Plugin::args_): Change type.
5353 (Plugin::filename_): New.
5354 (Plugin_manager::add_plugin_option): New.
5355 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5356 * testsuite/Makefile.in: Regenerate.
5358 2008-12-05 Cary Coutant <ccoutant@google.com>
5360 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5361 Handle --strip-lto-sections option.
5362 * options.h (strip_lto_sections): New option.
5364 2008-12-01 Cary Coutant <ccoutant@google.com>
5366 * plugin.cc (ld_plugin_message): Change format parameter to const.
5367 Fix mismatch between new[] and delete.
5369 2008-11-14 Cary Coutant <ccoutant@google.com>
5371 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5374 2008-11-05 Craig Silverstein <csilvers@google.com>
5376 * options.cc (General_options::parse_dynamic_list): New function.
5377 * options.h (General_options): New flags dynamic_list,
5378 dynamic_list_data, dynamic_list_cpp_new, and
5379 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5380 (General_options::in_dynamic_list): New function.
5381 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5382 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5383 (Lex::can_continue_name): Likewise.
5385 (read_script_file): New parameter script_options.
5386 (read_dynamic_list): New function.
5387 (Script_options::define_dynamic_list): New function.
5388 (dynamic_list_keyword_parsecodes): New variable.
5389 (dynamic_list_keywords): New variable.
5390 * script.h (Script_options::define_dynamic_list): New function
5392 (read_dynamic_list): New function prototype.
5393 * symtab.cc (strprefix): New macro.
5394 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5395 dynamic_list_data, dynamic_list_cpp_new, and
5396 dynamic_list_cpp_typeinfo.
5397 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5398 (dynamic_list_expr): New rule.
5399 (dynamic_list_nodes): Likewise.
5400 (dynamic_list_node): Likewise.
5401 * testsuite/Makefile.am (dynamic_list): New test.
5402 * testsuite/Makefile.in: Regenerated.
5403 * testsuite/dynamic_list.t: New file.
5404 * testsuite/dynamic_list.sh: New file.
5406 2008-11-05 Craig Silverstein <csilvers@google.com>
5408 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5409 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5410 (t11_last): Likewise.
5411 * testsuite/ver_test_6.c (main): Likewise.
5413 2008-10-07 Cary Coutant <ccoutant@google.com>
5415 * options.c (General_options::finalize): Add check for -static and
5417 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5420 2008-10-02 Cary Coutant <ccoutant@google.com>
5422 * plugin.cc (make_sized_plugin_object): Fix conditional
5423 compilation to work when not all targets are enabled.
5425 2008-09-29 Cary Coutant <ccoutant@google.com>
5427 * archive.cc (Archive::get_file_and_offset): Use filename instead
5428 of name to get library path.
5429 (Archive::include_member): Unlock external member of a thin archive.
5431 * testsuite/Makefile.am (TEST_AR): New variable.
5432 (thin_archive_test_1): New test.
5433 (thin_archive_test_2): New test.
5434 * testsuite/Makefile.in: Regenerate.
5435 * testsuite/thin_archive_main.cc: New file.
5436 * testsuite/thin_archive_test_1.cc: New file.
5437 * testsuite/thin_archive_test_2.cc: New file.
5438 * testsuite/thin_archive_test_3.cc: New file.
5439 * testsuite/thin_archive_test_4.cc: New file.
5441 2008-09-29 Cary Coutant <ccoutant@google.com>
5443 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5444 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5446 (Sized_relobj::do_finalize_local_symbols): Likewise.
5447 (Sized_relobj::map_to_kept_section): Likewise.
5448 * object.h (Sized_relobj::invalid_address): New constant.
5449 (Sized_relobj::do_output_section_offset): Check for invalid_address
5451 * output.cc (Output_reloc::local_section_offset): Use constant
5452 invalid_address instead of -1U.
5453 (Output_reloc::get_address): Likewise.
5454 (Output_section::output_address): Change -1U to -1ULL.
5455 * output.h (Output_reloc::invalid_address): New constant.
5456 * reloc.cc (Sized_relobj::write_sections): Use constant
5457 invalid_address instead of -1U.
5458 (Sized_relobj::relocate_sections): Likewise.
5459 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5460 values for merge sections.
5461 * target-reloc.h (relocate_for_relocatable): Use constant
5462 invalid_address instead of -1U.
5464 2008-09-19 Cary Coutant <ccoutant@google.com>
5466 Add plugin functionality for link-time optimization (LTO).
5467 * configure.ac (plugins): Add --enable-plugins option.
5468 * configure: Regenerate.
5469 * config.in: Regenerate.
5470 * Makefile.am (LIBDL): New variable.
5471 (CCFILES): Add plugin.cc.
5472 (HFILES): Add plugin.h.
5473 (ldadd_var): Add LIBDL.
5474 * Makefile.in: Regenerate.
5476 * archive.cc: Include "plugin.h".
5477 (Archive::setup): Don't preread archive symbols when using a plugin.
5478 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5479 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5481 (Archive::include_member): Add symbols from plugin objects.
5482 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5483 * descriptors.cc (Descriptors::open): Check for file descriptors
5484 abandoned by plugins.
5485 (Descriptors::claim_for_plugin): New function.
5486 * descriptors.h (Descriptors::claim_for_plugin): New function.
5487 (Open_descriptor::is_claimed): New field.
5488 (claim_descriptor_for_plugin): New function.
5489 * fileread.cc (File_read::claim_for_plugin): New function.
5490 * fileread.h (File_read::claim_for_plugin): New function.
5491 (File_read::descriptor): New function.
5492 * gold.cc: Include "plugin.h".
5493 (queue_initial_tasks): Add task to call plugin hooks for generating
5495 * main.cc: Include "plugin.h".
5496 (main): Load plugin libraries.
5497 * object.h (Pluginobj): Declare.
5498 (Object::pluginobj): New function.
5499 (Object::do_pluginobj): New function.
5500 (Object::set_target): New function.
5501 * options.cc: Include "plugin.h".
5502 (General_options::parse_plugin): New function.
5503 (General_options::General_options): Initialize plugins_ field.
5504 (General_options::add_plugin): New function.
5505 * options.h (Plugin_manager): Declare.
5506 (General_options): Add --plugin option.
5507 (General_options::has_plugins): New function.
5508 (General_options::plugins): New function.
5509 (General_options::add_plugin): New function.
5510 (General_options::plugins_): New field.
5511 * plugin.cc: New file.
5512 * plugin.h: New file.
5513 * readsyms.cc: Include "plugin.h".
5514 (Read_symbols::do_read_symbols): Check for archive before checking
5515 for ELF file. Call plugin hooks to claim files.
5516 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5517 from a real object file; force override when processing replacement
5519 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5520 (Symbol::init_base_object): Likewise.
5521 (Symbol::init_base_output_data): Likewise.
5522 (Symbol::init_base_output_segment): Likewise.
5523 (Symbol::init_base_constant): Likewise.
5524 (Symbol::init_base_undefined): Likewise.
5525 (Symbol::output_section): Assert that object is not a plugin.
5526 (Symbol_table::add_from_pluginobj): New function.
5527 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5529 (Symbol_table::sized_write_globals): Likewise.
5530 (Symbol_table::add_from_pluginobj): Instantiate template.
5531 * symtab.h (Sized_pluginobj): Declare.
5532 (Symbol::in_real_elf): New function.
5533 (Symbol::set_in_real_elf): New function.
5534 (Symbol::in_real_elf_): New field.
5535 (Symbol_table::add_from_pluginobj): New function.
5537 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5538 (LIBDL): New variable.
5540 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5541 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5542 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5543 (MOSTLYCLEANFILES): Likewise.
5544 * testsuite/Makefile.in: Regenerate.
5545 * testsuite/plugin_test.c: New file.
5546 * testsuite/plugin_test_1.sh: New file.
5547 * testsuite/plugin_test_2.sh: New file.
5549 2008-09-16 Ian Lance Taylor <iant@google.com>
5551 * target-reloc.h (relocate_section): Check whether a symbol is
5552 defined by the ABI before reporting an undefined symbol error.
5553 * target.h (Target::is_defined_by_abi): Make parameter const.
5554 (Target::do_is_defined_by_abi): Likewise.
5555 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5556 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5557 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5558 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5559 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5560 * testsuite/Makefile.in: Rebuild.
5562 * fileread.cc (make_view): Add casts to avoid warning.
5564 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5566 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5567 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5569 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5571 * options.h (General_options::output_is_executable): New.
5572 (General_options::output_is_pie): New.
5573 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5574 for shared libraries.
5575 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5577 2008-09-11 Chris Demetriou <cgd@google.com>
5579 * options.h (origin): New -z option.
5580 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5581 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5584 2008-09-05 Cary Coutant <ccoutant@google.com>
5586 * fileread.cc (File_read::make_view): Add check for attempt to map
5589 2008-09-05 Cary Coutant <ccoutant@google.com>
5591 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5592 explicit instantiations.
5594 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5597 * options.cc (General_options::finalize): Allow undefined symbols
5598 in shlibs if linking -shared.
5601 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5602 symbols as not needing a dynsym entry.
5604 2008-08-20 Craig Silverstein <csilvers@google.com>
5606 * fileread.cc (File_read::open): Do not lock the file unless it
5607 was successfully opened.
5609 2008-08-14 Cary Coutant <ccoutant@google.com>
5611 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5612 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5613 * testsuite/tls_test.cc (struct int128): 128-bit struct
5614 for testing TLS relocs with non-zero addend.
5615 (v12): New TLS variable.
5617 (t_last): Add check for v12.
5618 * testsuite/tls_test.h (t12): New function.
5619 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5621 2008-08-13 Ian Lance Taylor <iant@google.com>
5623 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5624 set tls_segment_ or relro_segment_.
5625 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5627 * output.h (Output_section::clear_is_relro): New function.
5628 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5629 sections specially even when output_data_ is empty.
5630 (Output_segment::maximum_alignment): When first section is relro,
5631 only force alignment for PT_LOAD segments.
5632 * script.cc (script_data_segment_align): New function.
5633 (script_data_segment_relro_end): New function.
5634 * script-c.h (script_data_segment_align): Declare.
5635 (script_data_segment_relro_end): Declare.
5636 * script-sections.h (class Script_sections): Declare
5637 data_segment_align and data_segment_relro_end. Add fields
5638 segment_align_index_ and saw_relro_end_.
5639 * script-sections.cc (class Sections_element): Add set_is_relro
5640 virtual function. Add new bool* parameter to place_orphan_here.
5641 Add get_output_section virtual function.
5642 (class Output_section_definition): Add set_is_relro. Add new
5643 bool* parameter to place_orphan_here. Add get_output_section.
5644 Add is_relro_ field.
5645 (Output_section_definition::Output_section_definition): Initialize
5646 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5647 and is_relro_ fields.
5648 (Output_section_definition::place_orphan_here): Add is_relro
5650 (Output_section_definition::set_section_addresses): Set relro for
5652 (Output_section_definition::alternate_constraint): Likewise.
5653 (class Orphan_output_section): Add new bool* parameter to
5654 place_orphan_here. Add get_output_section.
5655 (Orphan_output_section::place_orphan_here): Add is_relro
5657 (Script_sections::Script_sections): Initialize
5658 data_segment_align_index_ and saw_relro_end_.
5659 (Script_sections::data_segment_align): New function.
5660 (Script_sections::data_segment_relro_end): New function.
5661 (Script_sections::place_orphan): Set or clear is_relro.
5662 (Script_sections::set_section_addresses): Force alignment of first
5664 * yyscript.y (exp): Call script_data_segment_align and
5665 script_data_segment_relro_end.
5666 * testsuite/relro_script_test.t: New file.
5667 * testsuite/relro_test.cc (using_script): Declare.
5668 (t1, t2): Test using_script.
5669 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5670 (relro_script_test_SOURCES): Define.
5671 (relro_script_test_DEPENDENCIES): Define.
5672 (relro_script_test_LDFLAGS): Define.
5673 (relro_script_test_LDADD): Define.
5674 (relro_script_test.so): New target.
5675 * testsuite/Makefile.in: Rebuild.
5677 2008-08-06 Cary Coutant <ccoutant@google.com>
5679 * archive.cc (Archive::total_archives, Archive::total_members)
5680 (Archive::total_members_loaded): New variables.
5681 (Archive::setup): Add parameter. Add option to preread
5683 (Archive::read_armap): Add counter.
5684 (Archive::get_file_and_offset): New function.
5685 (Archive::get_elf_object_for_member): New function.
5686 (Archive::read_all_symbols): New function.
5687 (Archive::read_symbols): New function.
5688 (Archive::add_symbols): Add counters.
5689 (Archive::include_all_members): Use armap to find members if it's
5691 (Archive::include_member): Skip reading symbols if already read.
5692 Factored code into Archive::get_file_and_offset and
5693 Archive::get_elf_object_for_member. Changed call to
5694 Mapfile::report_include_archive_member.
5695 (Archive::print_stats): New function.
5696 * archive.h: Declare Object and Read_symbols_data classes.
5697 (Archive::Archive): Add initializers for new members.
5698 (Archive::setup): Add parameter.
5699 (Archive::print_stats): New function.
5700 (Archive::total_archives, Archive::total_members)
5701 (Archive::total_members_loaded): New variables.
5702 (Archive::get_file_and_offset): New function.
5703 (Archive::get_elf_object_for_member): New function.
5704 (Archive::read_all_symbols): New function.
5705 (Archive::read_symbols): New function.
5706 (Archive::Archive_member): New class.
5707 (Archive::members_): New member.
5708 (Archive::num_members_): New member.
5709 * main.cc: Include archive.h.
5710 (main): Call Archive::print_stats.
5711 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5712 archive parameter; member_name is now the fully-decorated name.
5713 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5714 * options.h: (General_options): Add --preread-archive-symbols option.
5715 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5718 2008-08-04 Ian Lance Taylor <iant@google.com>
5720 * symtab.h (Symbol::use_plt_offset): New function.
5721 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5722 * powerpc.cc (Relocate::relocate): Likewise.
5723 * sparc.cc (Relocate::relocate): Likewise.
5724 * x86_64.cc (Relocate::relocate): Likewise.
5725 * testsuite/weak_plt.sh: New test.
5726 * testsuite/weak_plt_main.cc: New test.
5727 * testsuite/weak_plt_shared.cc: New test.
5728 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5729 (check_PROGRAMS): Add weak_plt.
5730 (check_DATA): Add weak_plt_shared.so.
5731 (weak_plt_main_pic.o, weak_plt): New targets.
5732 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5733 * testsuite/Makefile.in: Rebuild.
5735 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5737 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5738 * testsuite/Makefile.in: Rebuild.
5740 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5742 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5743 * Makefile.in: Regenerate.
5744 * po/POTFILES.in: Regenerate.
5746 2008-07-29 Ian Lance Taylor <iant@google.com>
5748 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5749 symbols before other symbols.
5750 * testsuite/script_test_2.cc (test_addr): Declare.
5751 (test_addr_alias): Declare.
5752 (main): Check that test_addr and test_addr_alias have the right
5754 * testsuite/script_test_2.t: Define test_addr_alias and
5757 2008-07-24 Ian Lance Taylor <iant@google.com>
5760 * descriptors.cc: New file.
5761 * descriptors.h: New file.
5762 * gold-threads.h (class Hold_optional_lock): New class.
5763 * fileread.cc: Include "descriptors.h".
5764 (File_read::~File_read): Release descriptor rather than closing
5766 (File_read::open) [file]: Call open_descriptor rather than open.
5767 Set is_descriptor_opened_.
5768 (File_read::open) [memory]: Assert that descriptor is not open.
5769 (File_read::reopen_descriptor): New function.
5770 (File_read::release): Release descriptor.
5771 (File_read::do_read): Make non-const. Reopen descriptor.
5772 (File_read::read): Make non-const.
5773 (File_read::make_view): Reopen descriptor.
5774 (File_read::do_readv): Likewise.
5775 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5776 Update declarations.
5777 * layout.cc: Include "descriptors.h".
5778 (Layout::create_build_id): Use open_descriptor rather than open.
5779 * output.cc: Include "descriptors.h".
5780 (Output_file::open): Use open_descriptor rather than open.
5781 * archive.cc (Archive::const_iterator): Change Archive to be
5783 (Archive::begin, Archive::end): Make non-const.
5784 (Archive::count_members): Likewise.
5785 * archive.h (class Archive): Update declarations.
5786 * object.h (Object::read): Make non-const.
5787 * Makefile.am (CCFILES): Add descriptors.cc.
5788 (HFILES): Add descriptors.h.
5789 * Makefile.in: Rebuild.
5792 * gold.h: Always include <clocale>. Add Solaris workarounds
5793 following code in binutils/sysdep.h.
5796 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5797 this->eh_frame_hdr_ is NULL before using it.
5799 * dynobj.cc (Versions::Versions): Update comment.
5801 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5802 the base version name.
5804 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5805 array size plus one.
5806 (Stringpool_template::set_string_offsets): Subtract one from key
5807 before using it as an array index.
5808 (Stringpool_template::get_offset_with_length): Likewise.
5809 (Stringpool_template::write_to_buffer): Likewise.
5810 * stringpool.h (Stringpool_template::get_offset_from_key):
5813 2008-07-23 Ian Lance Taylor <iant@google.com>
5816 * object.h (Merged_symbol_value::value): Do our best to handle a
5820 * script.cc (Version_script_info::get_versions): Don't add empty
5821 version tag to return value.
5822 (Version_script_info::get_symbol_version_helper): Change return
5823 type to bool. Add pversion parameter. Change all callers.
5824 (script_register_vers_node): Don't require a non-NULL tag.
5825 * script.h (class Version_script_info): Update declarations.
5826 (Version_script_info::get_symbol_version): Change return type to
5827 bool. Add version parameter. Change all callers.
5828 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5829 handling. Handle an empty version from a version script.
5830 (Symbol_table::define_special_symbol): Likewise.
5831 * testsuite/ver_test_10.script: New file.
5832 * testsuite/ver_test_10.sh: New file.
5833 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5834 (check_DATA): Add ver_test_10.syms.
5835 (ver_test_10.syms, ver_test_10.so): New target.
5836 * testsuite/Makefile.in: Rebuild.
5838 2008-07-23 Simon Baldwin <simonb@google.com>
5840 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5841 to zero for undefined symbols from dynamic libraries.
5843 2008-07-23 Ian Lance Taylor <iant@google.com>
5845 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5847 * symtab.h (class Symbol_table): Update declaration.
5848 * testsuite/ver_test_9.cc: New file.
5849 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5850 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5851 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5852 (ver_test_9.so, ver_test_9.o): New targets.
5853 * testsuite/Makefile.in: Rebuild.
5855 2008-07-22 Ian Lance Taylor <iant@google.com>
5857 * options.h (class General_options): Define --check-sections.
5858 * layout.cc (Layout::set_segment_offsets): Handle
5861 * options.h (class General_options): Define -n/--nmagic and
5863 * options.cc (General_options::finalize): For -n/--nmagic or
5864 -N/--omagic, set -static.
5865 * layout.cc (Layout::attach_allocated_section_to_segment): If
5866 -N/--omagic, don't put read-only and read-write sections in
5868 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5869 finding a read-only segment.
5870 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5871 don't set the minimum segment alignment to the common page size,
5872 and don't set the file offset to the address modulo the page size.
5873 * script-sections.cc (Script_sections::create_segments): If
5874 -n/--omagic, don't put read-only and read-write sections in
5877 * cref.cc: New file.
5879 * options.h (class General_options): Add --print-symbol-counts.
5880 * main.cc (main): Issue defined symbol report if requested.
5881 * archive.cc (Archive::interpret_header): Make into a const member
5883 (Archive::add_symbols): Call Input_objects::archive_start and
5885 (Archive::const_iterator): Define new class.
5886 (Archive::begin, Archive::end): New functions.
5887 (Archive::include_all_members): Rewrite to use iterator.
5888 (Archive::count_members): New function.
5889 * archive.h (class Archive): Update declarations.
5890 (Archive::filename): New function.
5891 * object.cc: Include "cref.h".
5892 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5893 (Sized_relobj::do_get_global_symbol_counts): New function.
5894 (Input_objects::add_object): Add object to cross-referencer.
5895 (Input_objects::archive_start): New function.
5896 (Input_objects::archive_stop): New function.
5897 (Input_objects::print_symbol_counts): New function.
5898 * object.h: Declare Cref and Archive.
5899 (Object::get_global_symbol_counts): New function.
5900 (Object::do_get_global_symbol_counts): New pure virtual function.
5901 (class Sized_relobj): Add defined_count_ field. Update
5903 (class Input_objects): Add cref_ field. Update constructor.
5904 Update declarations.
5905 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5907 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5909 (Sized_dynobj::do_get_global_symbol_counts): New function.
5910 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5911 defined_count_. Update declarations. Define Symbols typedef.
5912 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5913 parameter. Change all callers.
5914 (Symbol_table::add_from_dynobj): Add sympointers and defined
5915 parameters. Change all callers.
5916 * symtab.h (class Symbol_table): Update declarations.
5917 * Makefile.am (CCFILES): Add cref.cc.
5918 (HFILES): Add cref.h.
5919 * Makefile.in: Rebuild.
5921 2008-07-22 Simon Baldwin <simonb@google.com>
5923 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5924 to zero when writing undefined symbols.
5926 2008-07-22 Ian Lance Taylor <iant@google.com>
5928 * output.cc (Output_section::add_input_section): Don't try to
5929 merge empty merge sections.
5931 2008-07-21 Craig Silverstein <csilvers@google.com>
5933 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5934 Include symbol version in error message.
5936 2008-07-20 Chris Demetriou <cgd@google.com>
5938 * configure.ac (gold_cv_c_random_seed): New configured variable.
5939 (RANDOM_SEED_CFLAGS): New substituted variable.
5940 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5941 * configure: Rebuild.
5942 * Makefile.in: Likewise.
5943 * testsuite/Makefile.in: Likewise.
5945 2008-07-18 Ian Lance Taylor <iant@google.com>
5947 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5948 where we see NAME/NULL and NAME/VERSION as separate symbols.
5949 * testsuite/ver_test_main.cc (main): Call t4.
5950 (t4, t4_2a): Define.
5951 * testsuite/ver_test_2.cc (t4_2): Define.
5952 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5953 * testsuite/ver_test_4.cc (t4_2a): Define.
5954 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5955 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5957 2008-07-17 Ian Lance Taylor <iant@google.com>
5959 * dynobj.cc (Versions::add_def): If we give an error about a
5960 missing version, go ahead and create the version anyhow.
5962 2008-07-10 Ian Lance Taylor <iant@google.com>
5964 Handle output sections with more than 0x7fffffff bytes.
5965 * object.h (class Relobj): Change map_to_output_ to
5966 output_sections_, and just keep a section pointer. Change all
5967 uses. Move comdat group support to Sized_relobj.
5968 (Relobj::is_section_specially_mapped): Remove.
5969 (Relobj::output_section): Remove poff parameter. Change all
5971 (Relobj::output_section_offset): New function.
5972 (Relobj::set_section_offset): Rewrite.
5973 (Relobj::map_to_output): Remove.
5974 (Relobj::output_sections): New function.
5975 (Relobj::do_output_section_offset): New pure virtual function.
5976 (Relobj::do_set_section_offset): Likewise.
5977 (class Sized_relobj): Add section_offsets_ field. Add comdat
5978 group support from Relobj. Update declarations.
5979 (Sized_relobj::get_output_section_offset): New function.
5980 (Sized_relobj::do_output_section_offset): New function.
5981 (Sized_relobj::do_set_section_offset): New function.
5982 * object.cc (Relobj::output_section_address): Remove.
5983 (Sized_relobj::Sized_relobj): Initialize new fields.
5984 (Sized_relobj::include_section_group): Cast find_kept_object to
5986 (Sized_relobj::include_linkonce_section): Likewise.
5987 (Sized_relobj::do_layout): Use separate arrays for output section
5989 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5991 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5992 output_sections and section_offsets.
5993 (Sized_relobj::write_local_symbols): Likewise.
5994 (map_to_kept_section): Compute output address directly.
5995 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5996 output_sections and section_offsets.
5997 (Sized_relobj::write_sections): Likewise.
5998 (Sized_relobj::relocate_sections): Likewise.
5999 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6000 * output.h (class Output_reloc): Update declarations. Change
6001 u2_.relobj to Sized_relobj*.
6002 (class Output_data_reloc): Change add functions to use
6004 * output.cc (Output_reloc::Output_reloc): Change relobj to
6006 (Output_reloc::local_section_offset): Change return type to
6007 Elf_Addr. Use get_output_section_offset.
6008 (Output_reloc::get_address): Likewise.
6009 (Output_section::is_input_address_mapped): Don't call
6010 is_section_specially_mapped.
6011 (Output_section::output_offset): Likewise.
6012 (Output_section::output_address): Likewise.
6013 (Output_section::starting_output_address): Likewise.
6014 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6015 parameter to Sized_relobj*.
6016 (Copy_relocs::need_copy_reloc): Likewise.
6017 (Copy_relocs::save): Likewise.
6018 * copy-relocs.h (class Copy_relocs): Update declarations.
6019 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6020 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6021 * target-reloc.h (relocate_for_relocatable): Change
6022 offset_in_output_section type to Elf_Addr. Change code that uses
6024 * layout.cc (Layout::layout): Always set *off.
6025 * mapfile.cc (Mapfile::print_input_section): Use
6026 output_section_offset.
6027 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6029 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6030 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6031 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6033 2008-07-03 Ian Lance Taylor <iant@google.com>
6035 * layout.cc (Layout::include_section): Do not discard unrecognized
6036 SHT_STRTAB sections.
6038 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6040 * script.cc (Lex::can_continue_name): Make '?' allowable in
6041 version-script names.
6042 * testsuite/version_script.map: Change glob pattern to use '?'
6044 2008-06-30 Manish Singh <yosh@gimp.org>
6047 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6050 2008-06-30 Ian Lance Taylor <iant@google.com>
6054 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6055 versions]: Don't try to read the value in the contents, since we
6056 don't use it. Use the template endianness when writing.
6058 2008-06-25 Cary Coutant <ccoutant@google.com>
6060 * fileread.cc (File_read::make_view): Assert on zero-length view.
6061 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6062 symbol table when there are no symbols to read.
6064 2008-06-23 Craig Silverstein <csilvers@google.com>
6066 * version.cc (version_string): Bump to 1.7
6068 2008-06-18 Craig Silverstein <csilvers@google.com>
6070 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6071 constant 0xFFFF to type Valtype.
6072 (Powerpc_relocate_functions::rel16_ha): Likewise.
6074 2008-06-17 Ian Lance Taylor <iant@google.com>
6076 * output.h (Output_section::Input_section): Initialize p2align_ to
6077 zero for Output_section_data constructors.
6078 (Output_section::Input_section::addralign): If not an input
6079 section, return the alignment of the Output_section_data.
6080 * testsuite/copy_test.cc: New file.
6081 * testsuite/copy_test_1.cc: New file.
6082 * testsuite/copy_test_2.cc: New file.
6083 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6084 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6085 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6086 (copy_test_1_pic.o, copy_test_1.so): New targets.
6087 (copy_test_2_pic.o, copy_test_2.so): New targets.
6088 * testsuite/Makefile.in: Rebuild.
6090 * script-sections.cc (Script_sections::place_orphan): Initialize
6091 local variable exact.
6093 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6095 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6097 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6098 David S. Miller <davem@davemloft.net>
6100 * powerpc.cc: New file.
6101 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6102 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6103 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6104 * Makefile.in: Rebuild.
6106 2008-06-09 Ian Lance Taylor <iant@google.com>
6108 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6110 (throwing, orig_terminate): New static variables.
6111 (terminate_handler): New static function.
6112 (t2): Set terminate handler.
6114 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6117 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6120 2008-05-30 Cary Coutant <ccoutant@google.com>
6122 * archive.cc (Archive::include_all_members) Correct to step
6123 over symbol table and extended name table in thin archives.
6125 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6128 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6131 2008-05-28 Caleb Howe <cshowe@google.com>
6133 * reduced_debug_output.cc: New file.
6134 * reduced_debug_output.h: New file.
6135 * options.h (class General_options): Add --strip-debug-non-line.
6136 * options.cc (General_options::finalize): Add strip_debug_non_line
6137 to the strip heirarchy.
6138 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6140 * layout.cc: Include "reduced_debug_output.h".
6141 (Layout::Layout): Initialize new fields.
6142 (line_only_debug_sections): New static array.
6143 (is_lines_only_debug_sections): New static inline function.
6144 (Layout::include_section): Handle --strip-debug-non-line.
6145 (Layout::make_output_section): If --strip-debug-non-line, build
6146 new output sections for .debug_abbrev and .debug_info.
6147 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6148 gold. Warn about possible overflow.
6149 (read_signed_LEB_128): Likewise.
6150 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6151 (read_signed_LEB_128): Declare.
6152 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6153 (HFILES): Add reduced_debug_output.h.
6154 * Makefile.in: Rebuild.
6156 2008-05-21 Ian Lance Taylor <iant@google.com>
6158 * mapfile.cc: New file.
6159 * mapfile.h: New file.
6160 * options.h (class General_options): Add -M/--print-map and -Map.
6161 * options.cc (General_options::finalize): Make -M equivalent to
6163 * main.cc: Include <cstdio> and "mapfile.h".
6164 (main): Open mapfile if requested.
6165 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6166 constructor. Change caller.
6167 (queue_initial_tasks): Add mapfile parameter. Change caller.
6168 (queue_middle_tasks): Likewise.
6169 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6171 * archive.cc: Include "mapfile.h".
6172 (Archive::add_symbols): Add mapfile parameter. Change all
6173 callers. Pass mapfile, symbol, and reason to include_member.
6174 (Archive::include_all_members): Add mapfile parameter. Change all
6176 (Archive::include_member): Add mapfile, sym, and why parameters.
6177 Change all callers. Report inclusion to map file.
6178 * archive.h: Include "fileread.h".
6179 (class Archive): Update declarations.
6180 (Archive::file): New const method.
6181 (class Add_archive_symbols): Add mapfile_ field. Update
6182 constructor. Change all callers.
6183 * readsyms.h (class Read_symbols): Likewise.
6184 (class Finish_group): Likewise.
6185 (class Read_script): Likewise.
6186 * common.cc: Include "mapfile.h".
6187 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6189 (Symbol_table::do_allocate_commons): Likewise.
6190 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6191 symbol allocation to mapfile.
6192 * common.h (class Allocate_commons_task): Add mapfile_ field.
6193 Update constructor. Change all callers.
6194 * symtab.h (class Symbol_table): Update declarations.
6195 * layout.cc: Include "mapfile.h".
6196 (Layout_task_runner::run): Print information to mapfile.
6197 (Layout::create_gold_note): Change Output_data_fixed_space to
6198 Output_data_zero_fill.
6199 (Layout::create_build_id): Likewise.
6200 (Layout::print_to_mapfile): New function.
6201 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6202 constructor. Change caller.
6203 (class Layout): Declare print_to_mapfile.
6204 * output.cc (Output_section::Input_section::print_to_mapfile): New
6206 (Output_section::add_input_section): If producing a map, always
6207 add to input_sections_ list.
6208 (Output_section::do_print_to_mapfile): New function.
6209 (Output_segment::print_sections_to_mapfile): New function.
6210 (Output_segment::print_section_list_to_mapfile): New function.
6211 * output.h: Include "mapfile.h".
6212 (Output_data::print_to_mapfile): New function.
6213 (Output_data::do_print_to_mapfile): New virtual function.
6214 (Output_segment_headers::do_print_to_mapfile): New function.
6215 (Output_file_header::do_print_to_mapfile): New function.
6216 (Output_data_const::do_print_to_mapfile): New function.
6217 (class Output_data_const_buffer): Add map_name_ field. Update
6218 constructor. Change all callers. Add do_print_to_mapfile
6220 (class Output_data_fixed_space): Likewise.
6221 (class Output_data_space): Likewise.
6222 (class Output_data_zero_fill): New class.
6223 (Output_data_strtab::do_print_to_mapfile): New function.
6224 (Output_data_reloc_base::do_print_to_mapfile): New function.
6225 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6226 (Output_data_group::do_print_to_mapfile): New function.
6227 (Output_data_got::do_print_to_mapfile): New function.
6228 (Output_data_dynamic::do_print_to_mapfile): New function.
6229 (Output_symtab_xindex::do_print_to_mapfile): New function.
6230 (class Output_section): Declare do_print_to_mapflie. Declare
6231 print_to_mapfile in Input_section.
6232 (class Output_segment): Declare new functions.
6233 * object.h (Sized_relobj::symbol_count): New function.
6234 * script-sections.cc
6235 (Output_section_element_dot_assignment::set_section_addresses):
6236 Change Output_data_fixed_space to Output_data_zero_fill.
6237 (Output_data_expression::do_print_to_mapfile): New function.
6238 * script.cc (read_input_script): Add mapfile parameter. Change
6240 * script.h (read_input_script): Update declaration.
6241 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6242 (Eh_frame::do_print_to_mapfile): New function.
6243 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6244 (Output_merge_string::do_print_to_mapfile): New function.
6245 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6247 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6249 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6251 * Makefile.am (CCFILES): Add mapfile.cc.
6252 (HFILES): Add mapfile.h.
6253 * Makefile.in: Rebuild.
6255 2008-05-19 Ian Lance Taylor <iant@google.com>
6257 * options.h (class General_options): Add -z relro.
6258 * layout.cc (Layout::Layout): Initialize relro_segment_.
6259 (Layout::add_output_section_data): Return the output section.
6260 (Layout::make_output_section): Rcognize relro sections and mark
6262 (Layout::attach_allocated_section_to_segment): Put relro sections
6263 in a PT_GNU_RELRO segment.
6264 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6266 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6268 (Layout::linkonce_mapping): Map d.rel.ro.local to
6270 (Layout::output_section_name): Us .data.rel.ro.local for any
6271 section which begins with that.
6272 * layout.h (class Layout): Update add_output_section_data
6273 declaration. Add relro_segment_ field.
6274 * output.cc (Output_section::Output_section): Initialize is_relro_
6275 and is_relro_local_ fields.
6276 (Output_segment::add_output_section): Group relro sections.
6277 (Output_segment::is_first_section_relro): New function.
6278 (Output_segment::maximum_alignment): If there is a relro section,
6279 align the segment to the common page size.
6280 (Output_segment::set_section_addresses): Track whether we are
6281 looking at relro sections. If the last section is a relro
6282 section, align to the common page size.
6283 (Output_segment::set_section_list_addresses): Add in_relro
6284 parameter. Change all callers. Align to the page size when
6285 moving from relro to non-relro section.
6286 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6288 * output.h (class Output_section): Add is_relro_ and
6289 is_relro_local_ fields.
6290 (Output_section::is_relro): New function.
6291 (Output_section::set_is_relro): New function.
6292 (Output_section::is_relro_local): New function.
6293 (Output_section::set_is_relro_local): New function.
6294 (class Output_segment): Update declarations.
6295 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6296 * sparc.cc (Target_sparc::got_section): Likewise.
6297 * x86_64.cc (Target_x86_64::got_section): Likewise.
6298 * testsuite/relro_test_main.cc: New file.
6299 * testsuite/relro_test.cc: New file.
6300 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6301 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6302 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6303 (relro_test.so, relro_test_pic.o): New targets.
6304 * testsuite/Makefile.in: Rebuild.
6306 2008-05-16 Ian Lance Taylor <iant@google.com>
6308 * output.cc (Output_segment::add_output_section): Remove front
6310 * output.h (class Output_segment): Remove
6311 add_initial_output_section and overloaded add_output_section.
6312 Update declaration of remaining add_output_section.
6313 * layout.cc (Layout::create_interp): Call add_output_section
6314 rather than add_initial_output_section.
6315 (Layout::finish_dynamic_section): Likewise.
6317 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6318 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6319 know the dynamic type.
6320 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6321 field. Initialize it in constructor.
6322 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6323 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6324 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6327 * output.cc (Output_reloc::get_address): Change return type to
6329 * output.h (class Output_reloc): Update get_address declaration.
6330 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6331 for section addresses.
6333 2008-05-09 Ian Lance Taylor <iant@google.com>
6336 * gold.cc (gold_nomem): Use return value of write.
6338 2008-05-08 Ian Lance Taylor <iant@google.com>
6340 * symtab.c (Symbol::init_base_output_data): Add version
6341 parameter. Change all callers.
6342 (Symbol::init_base_output_segment): Likewise.
6343 (Symbol::init_base_constant): Likewise.
6344 (Symbol::init_base_undefined): Likewise.
6345 (Sized_symbol::init_output_data): Likewise.
6346 (Sized_symbol::init_output_segment): Likewise.
6347 (Sized_symbol::init_constant): Likewise.
6348 (Sized_symbol::init_undefined): Likewise.
6349 (Symbol_table::do_define_in_output_data): If the new symbol has a
6350 version, mark it as the default.
6351 (Symbol_table::do_define_in_output_segment): Likewise.
6352 (Symbol_table::do_define_as_constant): Likewise.
6353 * symtab.h (class Symbol): Update declarations.
6354 (class Sized_symbol): Likewise.
6355 * resolve.cc (Symbol::override_version): New function.
6356 (Symbol::override_base): Call override_version.
6357 (Symbol::override_base_with_special): Likewise.
6358 * testsuite/ver_script_8.script: New file.
6359 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6360 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6361 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6362 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6364 2008-05-06 Ian Lance Taylor <iant@google.com>
6367 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6369 (class General_options): Remove existing --undefined, and add
6370 --no-undefined instead. Add new --undefined as synonym for -u.
6371 * archive.cc (Archive::add_symbols): Check whether symbol was
6373 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6374 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6375 all uses. Add IS_UNDEFINED. Update declarations to split
6376 different versions of init_base. Declare init_base_undefined.
6377 (Symbol::is_defined): Handle IS_UNDEFINED.
6378 (Symbol::is_undefined): Likewise.
6379 (Symbol::is_weak_undefined): Call is_undefined.
6380 (Symbol::is_absolute): Handle IS_CONSTANT.
6381 (class Sized_symbol): Update declarations to split different
6382 versions of init. Declare init_undefined.
6383 (class Symbol_table): Declare new functions.
6384 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6386 (Symbol::init_base_output_data): Likewise.
6387 (Symbol::init_base_output_segment): Likewise.
6388 (Symbol::init_base_constant): Likewise.
6389 (Symbol::init_base_undefined): New function.
6390 (Sized_symbol::init_object): Rename from init. Change all
6392 (Sized_symbol::init_output_data): Likewise.
6393 (Sized_symbol::init_output_segment): Likewise.
6394 (Sized_symbol::init_constant): Likewise.
6395 (Sized_symbol::init_undefined): New function.
6396 (Symbol_table::add_undefined_symbols_from_command_line): New
6398 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6400 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6401 (Symbol::output_section): Likewise.
6402 (Symbol::set_output_section): Likewise.
6403 (Symbol_table::sized_finalize_symbol): Likewise.
6404 (Symbol_table::sized_write_globals): Likewise.
6405 * resolve.cc (Symbol_table::should_override): Likewise.
6406 (Symbol::override_base_with_special): Likewise.
6408 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6409 symbol, change it to have default visibility.
6410 * testsuite/protected_1.cc: New file.
6411 * testsuite/protected_2.cc: New file.
6412 * testsuite/protected_3.cc: New file.
6413 * testsuite/protected_main_1.cc: New file.
6414 * testsuite/protected_main_2.cc: New file.
6415 * testsuite/protected_main_3.cc: New file.
6416 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6417 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6418 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6419 (protected_1.so): New target.
6420 (protected_1_pic.o, protected_2_pic.o): New targets.
6421 (protected_3_pic.o): New target.
6422 (check_PROGRAMS): Add protected_2.
6423 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6424 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6425 * testsuite/Makefile.in: Rebuild.
6427 * options.h (DEFINE_var): Add set_user_set_##varname__.
6428 (DEFINE_bool_alias): New macro.
6429 (class General_options): Define -Bstatic using DEFINE_bool_alias
6430 rather than DEFINE_special. Add --undefined as an alias for -z
6432 * options.cc (General_options::parse_Bstatic): Remove.
6434 * options.h (class General_options): Add --fatal-warnings.
6435 * main.cc (main): Implement --fatal-warnings.
6436 * errors.h (Errors::warning_count): New function.
6438 * options.h (class General_options): Add -Bsymbolic-functions.
6439 * symtab.h (Symbol::is_preemptible): Check for
6440 -Bsymbolic-functions.
6442 2008-05-05 Ian Lance Taylor <iant@google.com>
6444 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6445 as noVARNAME rather than no-VARNAME.
6446 (class General_options): Add option -z combreloc.
6447 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6449 (Output_reloc::sort_before) [SHT_REL]: New function.
6450 (Output_reloc::sort_before) [SHT_RELA]: New function.
6451 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6452 Sort_relocs_comparison.
6453 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6454 parameter. Change all callers.
6455 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6456 sort_relocs parameter. Change all callers.
6457 * output.cc (Output_reloc::get_address): New function, broken out
6459 (Output_reloc::write_rel): Call it.
6460 (Output_reloc::compare): New function.
6461 (Output_data_reloc_base::do_write): Optionally sort relocs.
6463 * configure.ac: If targ_extra_obj is set, link it in.
6464 * configure.tgt: Initialize all variables.
6465 (x86_64*): Set targ_extra_obj and targ_extra_size.
6466 * configure: Rebuild.
6468 * object.cc (Sized_relobj::include_section_group): Adjust section
6469 indexes read from group data. Build vector to pass to
6471 * layout.cc (Layout::layout_group): Add flags and shndxes
6472 parameters. Remove contents parameter. Change caller. Update
6473 explicit instantiations.
6474 * layout.h (class Layout): Update layout_group declaration.
6475 * output.cc (Output_data_group::Output_data_group): Add flags and
6476 input_shndxes parameters. Remove contents parameter. Change
6478 (Output_data_group::do_write): Change input_sections_ to
6480 * output.h (class Output_data_group): Update constructor
6481 declaration. Rename input_sections_ to input_shndxes_.
6482 * testsuite/many_sections_test.cc: Add template.
6484 2008-04-30 Cary Coutant <ccoutant@google.com>
6486 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6488 * layout.cc (Layout::include_section): Refactored check for debug
6490 (Layout::add_comdat): Add new parameters. Change type
6491 of signature parameter. Add object and shndx to signatures table.
6492 (Layout::find_kept_object): New function.
6493 * layout.h: Include <cstring>.
6494 (Layout::is_debug_info_section): New function.
6495 (Layout::add_comdat): Add new parameters.
6496 (Layout::find_kept_object): New function.
6497 (Layout::Kept_section): New struct.
6498 (Layout::Signatures): Change type of map range.
6499 * object.cc (Relobj::output_section_address): New function.
6500 (Sized_relobj::include_section_group): Add new parameters. Change
6501 calls to Layout::add_comdat. Change to build table of kept comdat
6502 groups and table mapping discarded sections to kept sections.
6503 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6504 (Sized_relobj::do_layout): Change calls to include_section_group and
6505 include_linkonce_section.
6506 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6507 value to zero when section is discarded.
6508 (Sized_relobj::map_to_kept_section): New function.
6509 * object.h (Relobj::output_section_address): New function.
6510 (Relobj::Comdat_group): New type.
6511 (Relobj::find_comdat_group): New function.
6512 (Relobj::Comdat_group_table): New type.
6513 (Relobj::Kept_comdat_section): New type.
6514 (Relobj::Kept_comdat_section_table): New type.
6515 (Relobj::add_comdat_group): New function.
6516 (Relobj::set_kept_comdat_section): New function.
6517 (Relobj::get_kept_comdat_section): New function.
6518 (Relobj::comdat_groups_): New field.
6519 (Relobj::kept_comdat_sections_): New field.
6520 (Symbol_value::input_value): Update comment.
6521 (Sized_relobj::map_to_kept_section) New function.
6522 (Sized_relobj::include_linkonce_section): Add new parameter.
6523 * target-reloc.h (Comdat_behavior): New type.
6524 (get_comdat_behavior): New function.
6525 (relocate_section): Add code to map a discarded section to the
6526 corresponding kept section when applying a relocation.
6528 2008-04-30 Craig Silverstein <csilvers@google.com>
6530 * dwarf_reader.cc (next_generation_count): New static var.
6531 (Addr2line_cache_entry): New struct.
6532 (addr2line_cache): New static var.
6533 (Dwarf_line_info::one_addr2line): Added caching.
6534 (Dwarf_line_info::clear_addr2line_cache): New function.
6535 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6536 cache-size parameter.
6537 (Dwarf_line_info::one_addr2line_cache): New function.
6538 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6539 new cache-size argument to one_addr2line(), and clear cache.
6541 2008-04-28 Cary Coutant <ccoutant@google.com>
6543 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6544 R_386_PC8 relocations.
6546 2008-04-23 Ian Lance Taylor <iant@google.com>
6548 * object.cc (Sized_relobj::include_section_group): Check for
6549 invalid section group.
6551 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6554 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6555 than read for file header.
6556 * archive.cc (Archive::include_member): Likewise.
6558 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6560 * aclocal.m4: Regenerate.
6561 * configure: Regenerate.
6563 2008-04-19 Ian Lance Taylor <iant@google.com>
6565 * version.cc (version_string): Bump to 1.6.
6567 * testsuite/Makefile.am (many_sections_r_test): New target.
6568 (many_sections_r_test_SOURCES): Remove.
6569 (many_sections_r_test_DEPENDENCIES): Remove.
6570 (many_sections_r_test_LDFLAGS): Remove.
6571 (many_sections_r_test_LDADD): Remove.
6573 * object.cc (Sized_relobj::do_add_symbols): Always pass
6574 local_symbol_count_ to add_from_relobj.
6576 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6577 every thousand variables.
6578 * testsuite/Makefile.in: Rebuild.
6580 * object.cc (Xindex::initialize_symtab_xindex): New function.
6581 (Xindex::read_symtab_xindex): New function.
6582 (Xindex::sym_xindex_to_shndx): New function.
6583 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6585 (Sized_relobj::do_initialize_xindex): New function.
6586 (Sized_relobj::do_read_symbols): Adjust section links.
6587 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6588 parameter. Change all callers.
6589 (Sized_relobj::include_section_group): Adjust section links and
6590 symbol section indexes.
6591 (Sized_relobj::do_layout): Adjust section links.
6592 (Sized_relobj::do_count_local_symbols): Adjust section links and
6593 symbol section indexes.
6594 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6595 ordinary and special symbols.
6596 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6597 dynsym_xindex parameters. Change all callers. Adjust section
6598 links. Use SHN_XINDEX when needed.
6599 (Sized_relobj::get_symbol_location_info): Adjust section links.
6600 Don't get fooled by special symbols.
6601 * object.h (class Xindex): Define.
6602 (class Object): Add xindex_ parameter. Declare virtual functoin
6603 do_initialize_xindex.
6604 (Object::adjust_sym_shndx): New function.
6605 (Object::set_xindex): New protected function.
6606 (class Symbol_value): Add is_ordinary_shndx_ field.
6607 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6608 (Symbol_value::value): Assert ordinary section.
6609 (Symbol_value::initialize_input_to_output_map): Likewise.
6610 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6612 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6614 (class Sized_relobj): Update declarations.
6615 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6616 parameter. Change all callers.
6617 (Sized_relobj::adjust_shndx): New function.
6618 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6620 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6621 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6622 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6623 (Sized_dynobj::read_dynsym_section): Adjust section links.
6624 (Sized_dynobj::read_dynamic): Likewise.
6625 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6627 (Sized_dynobj::do_initialize_xindex): New function.
6628 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6629 do_initialize_xindex.
6630 (Sized_dynobj::adjust_shndx): New function.
6631 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6632 dynsym_xindex_ fields.
6633 (Layout::finalize): Add a call to set_section_indexes before
6634 creating the symtab sections.
6635 (Layout::set_section_indexes): Don't do anything if the section
6636 already has a section index.
6637 (Layout::create_symtab_sections): Add shnum parameter. Change
6638 caller. Create .symtab_shndx section if needed.
6639 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6641 (Layout::allocated_output_section_count): New function.
6642 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6644 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6645 fields. Update declarations.
6646 (Layout::symtab_xindex): New function.
6647 (Layout::dynsym_xindex): New function.
6648 (class Write_symbols_task): Add layout_ field.
6649 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6651 * output.cc (Output_section_headers::Output_section_headers): Add
6652 shstrtab_section parameter. Change all callers.
6653 (Output_section_headers::do_sized_write): Store overflow values
6654 for section count and section string table section index in
6655 section header zero.
6656 (Output_file_header::do_sized_write): Check for overflow of
6657 section count and section string table section index.
6658 (Output_symtab_xindex::do_write): New function.
6659 (Output_symtab_xindex::endian_do_write): New function.
6660 * output.h (class Output_section_headers): Add shstrtab_section_.
6661 Update declarations.
6662 (class Output_symtab_xindex): Define.
6663 (Output_section::has_out_shndx): New function.
6664 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6666 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6668 (Sized_symbol::init): Likewise.
6669 (Symbol::output_section): Check for ordinary symbol.
6670 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6671 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6673 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6674 Change all callers. Simplify handling of symbols from sections
6675 not included in the link.
6676 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6678 (Weak_alias_sorter::operator()): Assert that symbols are
6680 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6682 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6683 parameters. Change all callers.
6684 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6685 symbol distinction. Use SHN_XINDEX when needed.
6686 (Symbol_table::write_section_symbol): Add symtab_xindex
6687 parameter. Change all callers.
6688 (Symbol_table::sized_write_section_symbol): Likewise. Use
6689 SHN_XINDEX when needed.
6690 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6692 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6693 (Symbol::is_defined): Check is_ordinary.
6694 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6695 (Symbol::is_absolute, Symbol::is_common): Likewise.
6696 (class Sized_symbol): Update declarations.
6697 (class Symbol_table): Update declarations.
6698 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6699 parameters. Change all callers.
6700 (Sized_symbol::override): Likewise.
6701 (Symbol_table::override): Likewise.
6702 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6703 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6704 is_ordinary, and orig_st_shndx parameters. Change all callers.
6705 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6706 to be in an ordinary section.
6707 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6708 object and is_ordinary parameters. Change all callers.
6709 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6710 Change all callers. Don't add undefined or non-ordinary symbols
6712 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6714 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6716 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6717 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6718 (Sized_relobj::relocate_sections): Likewise.
6719 * target-reloc.h (scan_relocs): Adjust section symbol index.
6720 (scan_relocatable_relocs): Likewise.
6721 * i386.cc (Scan::local): Check for ordinary symbols.
6722 * sparc.cc (Scan::local): Likewise.
6723 * x86_64.cc (Scan::local): Likewise.
6724 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6725 to symbol_section_and_value.
6726 * testsuite/many_sections_test.cc: New file.
6727 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6728 (check_PROGRAMS): Add many_sections_test.
6729 (many_sections_test_SOURCES): Define.
6730 (many_sections_test_DEPENDENCIES): Define.
6731 (many_sections_test_LDFLAGS): Define.
6732 (BUILT_SOURCES): Add many_sections_define.h.
6733 (many_sections_define.h): New target.
6734 (BUILT_SOURCES): Add many_sections_check.h.
6735 (many_sections_check.h): New target.
6736 (check_PROGRAMS): Add many_sections_r_test.
6737 (many_sections_r_test_SOURCES): Define.
6738 (many_sections_r_test_DEPENDENCIES): Define.
6739 (many_sections_r_test_LDFLAGS): Define.
6740 (many_sections_r_test_LDADD): Define.
6741 (many_sections_r_test.o): New target.
6742 * testsuite/Makefile.in: Rebuild.
6744 2008-04-17 Cary Coutant <ccoutant@google.com>
6746 * errors.cc (Errors::info): New function.
6747 (gold_info): New function.
6748 * errors.h (Errors::info): New function.
6749 * gold.h (gold_info): New function.
6750 * object.cc (Input_objects::add_object): Print trace output.
6751 * options.cc (options::parse_set): New function.
6752 (General_options::parse_wrap): Deleted.
6753 (General_options::General_options): Deleted initializer.
6754 * options.h (options::String_set): New typedef.
6755 (options::parse_set): New function.
6756 (DEFINE_set): New macro.
6757 (General_options::wrap): Changed to use DEFINE_set. Changed
6758 callers of any_wrap_symbols and is_wrap_symbol.
6759 (General_options::trace, General_options::trace_symbol):
6761 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6762 (General_options::wrap_symbols_): Deleted.
6763 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6765 2008-04-17 David S. Miller <davem@davemloft.net>
6767 * options.cc (General_options::parse_V): New function.
6768 * options.h: Add entries for -V and -Qy.
6770 2008-04-17 Ian Lance Taylor <iant@google.com>
6772 * common.cc (Symbol_table::allocate_commons): Remove options
6773 parameter. Change caller.
6774 (Symbol_table::do_allocate_commons): Remove options parameter.
6775 Change caller. Just call do_allocate_commons_list twice.
6776 (Symbol_table::do_allocate_commons_list): New function, broken out
6777 of do_allocate_commons.
6778 * common.h (class Allocate_commons_task): Remove options_ field.
6780 * symtab.cc (Symbol_table::Symbol_table): Initialize
6782 (Symbol_table::add_from_object): Put TLS common symbols on
6784 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6785 which are IN_OUTPUT_DATA.
6786 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6787 allocate_commons and do_allocate_commons declarations. Declare
6788 do_allocate_commons_list.
6789 * gold.cc (queue_middle_tasks): Update creation of
6790 Allocate_commons_task to not pass options.
6791 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6792 (TLS_TEST_C_FLAGS): New variable.
6793 (tls_test_c_pic.o): New target.
6794 (tls_test_shared.so): Link in tls_test_c_pic.o.
6795 (tls_test_c_pic_ie.o): New target.
6796 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6797 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6798 (tls_test_c.o): New target.
6799 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6800 (tls_pic_test_LDADD): Likewise.
6801 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6802 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6803 (tls_test_c_gnu2.o): New target.
6804 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6806 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6807 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6808 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6809 * testsuite/tls_test.cc: Include "config.h".
6810 (t_last): Call t11_last.
6811 * testsuite/tls_test.h (t11, t11_last): Declare.
6812 * testsuite/tls_test_c.c: New file.
6813 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6814 * configure.ac: Check for OpenMP support.
6815 * configure, config.in, Makefile.in: Rebuild.
6816 * testsuite/Makefile.in: Rebuild.
6818 2008-04-16 Cary Coutant <ccoutant@google.com>
6820 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6821 (Target_i386::tls_base_symbol_defined_): New field.
6822 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6823 (Target_i386::Scan::global): Likewise.
6824 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6825 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6826 (Target_x86_64::tls_base_symbol_defined_): New field.
6827 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6828 (Target_x86_64::Scan::global): Likewise.
6830 2008-04-16 Cary Coutant <ccoutant@google.com>
6832 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6833 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6834 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6835 building shared libraries.
6836 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6837 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6838 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6839 * testsuite/Makefile.in: Rebuild.
6840 * testsuite/weak_undef.h: New file.
6841 * testsuite/weak_undef_file1.cc: Add extra test cases.
6842 * testsuite/weak_undef_file2.cc: Likewise.
6843 * testsuite/weak_undef_test.cc: Likewise.
6845 2008-04-16 David S. Miller <davem@davemloft.net>
6847 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6848 Add issued_non_pic_error_ field. Declare check_non_pic.
6849 (Target_sparc::Scan::check_non_pic): New function.
6850 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6851 (Target_sparc::Scan::global): Likewise.
6853 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6854 * configure: Rebuild.
6856 * options.h (DEFINE_enable): New macro.
6857 (new_dtags): New enable option.
6858 (initfirst, interpose, loadfltr, nodefaultlib,
6859 nodelete, nodlopen, nodump): New -z options.
6860 * layout.cc (Layout:finish_dynamic_section): If new
6861 dtags enabled, emit DT_RUNPATH. Also, emit a
6862 DT_FLAGS_1 containing any specified -z flags.
6864 2008-04-16 Ian Lance Taylor <iant@google.com>
6866 * copy-relocs.cc: New file.
6867 * copy-relocs.h: New file.
6868 * reloc.cc: Remove Copy_relocs code.
6869 * reloc.h: Likewise.
6870 * reloc-types.h (struct Reloc_types) [both versions]: Add
6871 get_reloc_addend_noerror.
6872 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6873 variants of add_global which take an addend which must be zero.
6874 * i386.cc: Include "copy-relocs.h".
6875 (class Target_i386): Change type of copy_relocs_ to variable,
6877 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6879 (Target_i386::do_finalize_sections): Change handling of
6881 * sparc.cc: Include "copy-relocs.h".
6882 (class Target_sparc): Change type of copy_relocs_ to variable,
6884 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6886 (Target_sparc::do_finalize_sections): Change handling of
6888 * x86_64.cc: Include "copy-relocs.h".
6889 (class Target_x86_64): Change type of copy_relocs_ to variable,
6891 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6892 class. Change all callers.
6893 (Target_x86_64::do_finalize_sections): Change handling of
6895 * Makefile.am (CCFILES): Add copy-relocs.cc.
6896 (HFILES): Add copy-relocs.h.
6898 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6900 * testsuite/script_test_4.sh: Permit leading zeroes.
6902 2008-04-15 Ian Lance Taylor <iant@google.com>
6904 * script-sections.cc (Script_sections::create_segments): Use
6905 header_size_adjustment even when there is enough room for the
6907 * testsuite/script_test_4.sh: New file.
6908 * testsuite/script_test_4.t: New file.
6909 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6910 (check_DATA): Add script_test_4.stdout.
6911 (MOSTLYCLEANFILES): Likewise.
6912 (script_test_4): New target.
6913 (script_test_4.stdout): New target.
6914 * testsuite/Makefile.in: Rebuild.
6916 * sparc.cc: Add definitions for Output_data_plt_sparc class
6919 2008-04-14 David S. Miller <davem@davemloft.net>
6921 * sparc.cc: New file.
6922 * Makefile.am (TARGETSOURCES): Add sparc.cc
6923 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6924 * configure.tgt: Document targ_extra_size and
6925 targ_extra_big_endian. Add entries for sparc-* and
6927 * configure.ac: Handle targ_extra_size and
6928 targ_extra_big_endian.
6929 * Makefile.in: Rebuild.
6930 * configure: Likewise.
6931 * po/POTFILES.in: Likewise.
6932 * po/gold.pot: Likewise.
6934 2008-04-14 Ian Lance Taylor <iant@google.com>
6936 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6937 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6938 in the name/type/flags to section mapping. Don't call
6939 allocate_output_section.
6940 (Layout::choose_output_section): Change parameter from adjust_name
6941 to is_input_section. Don't permit input sections after sections
6942 are attached to segments. Don't call allocate_output_section.
6943 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6944 not write_enable_output_section.
6945 (Layout::make_output_section): Don't push to
6946 unattached_section_list_ nor call attach_to_segment. Call
6947 attach_section_to_segment if sections are attached.
6948 (Layout::attach_sections_to_segments): New function.
6949 (Layout::attach_section_to_segment): New function.
6950 (Layout::attach_allocated_section_to_segment): Rename from
6951 attach_to_segment. Remove flags parameter.
6952 (Layout::allocate_output_section): Remove function.
6953 (Layout::write_enable_output_section): Remove function.
6954 * layout.h (class Layout): Update for above changes. Add new
6955 field sections_are_attached_.
6956 * output.h (Output_section::update_flags_for_input_section): New
6958 * output.cc (Output_section::add_input_section): Call
6959 update_flags_for_input_section.
6960 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6962 2008-04-11 Cary Coutant <ccoutant@google.com>
6964 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6965 thought unnecessary.
6966 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6968 2008-04-11 Ian Lance Taylor <iant@google.com>
6970 * output.h (class Output_section_data): Remove inline definition
6972 * output.cc (Output_section_data::set_addralign): New function.
6974 2008-04-11 Cary Coutant <ccoutant@google.com>
6976 Add support for TLS descriptors for i386 and x86_64.
6977 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6978 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6979 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6981 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6982 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6983 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6985 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6986 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6987 Fix problem with initial-exec relocations.
6988 (Target_i386::Relocate::relocate_tls): Likewise.
6989 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6991 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6992 support for section-plus-offset dynamic table entries.
6993 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6994 (Output_data_dynamic::Dynamic_entry): Add support for
6995 section-plus-offset dynamic table entries.
6996 (Output_data_dynamic::Classification): Likewise.
6997 (Output_data_dynamic::classification_): Renamed offset_.
6998 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6999 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7000 (Target_x86_64::make_plt_section): New function.
7001 (Target_x86_64::reserve_tlsdesc_entries): New function.
7002 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7003 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7004 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7005 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7006 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7007 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7008 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7009 add extra PLT entry for TLS descriptors.
7010 (Output_data_plt_x86_64::got_): New field.
7011 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7012 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7014 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7016 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7017 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7018 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7019 R_386_TLS_DESC_CALL relocations.
7020 (Target_x86_64::Scan::global): Likewise.
7021 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7022 for TLS descriptors.
7023 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7024 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7025 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7026 GD-to-IE relaxation.
7027 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7028 and TLS_DESCRIPTORS.
7029 * Makefile.in: Rebuild.
7030 * configure: Rebuild.
7031 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7032 (tls_test_shared2.so): New target.
7033 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7034 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7035 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7036 (tls_shared_gd_to_ie_test_LDADD): New variable.
7037 (tls_shared_gnu2_gd_to_ie_test): New target.
7038 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7040 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7041 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7042 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7043 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7044 (tls_shared_gnu2_test): New target.
7045 (tls_test_gnu2_shared.so): New target.
7046 (tls_shared_gnu2_test_SOURCES): New variable.
7047 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7048 (tls_shared_gnu2_test_LDFLAGS): New variable.
7049 (tls_shared_gnu2_test_LDADD): New variable.
7050 * testsuite/Makefile.in: Rebuild.
7051 * testsuite/Makefile.
7053 2008-04-11 Ian Lance Taylor <iant@google.com>
7055 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7057 * testsuite/Makefile.in: Rebuild.
7059 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7061 * testsuite/script_test_2.cc (main): Adjust test.
7063 2008-04-11 David S. Miller <davem@davemloft.net>
7064 Ian Lance Taylor <iant@google.com>
7066 * options.h (General_options): Add entries for '-Y' and
7068 * options.cc (General_options:finalize): If -Y was used, add those
7069 entries to the library path instead of the default "/lib" and
7072 2008-04-11 David S. Miller <davem@davemloft.net>
7074 * testsuite/justsyms.t: Start at 0x100.
7075 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7076 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7078 * testsuite/script_test_2.cc: Adjust string and section length
7081 2008-04-09 Ian Lance Taylor <iant@google.com>
7084 * script-sections.cc (Sections_element::allocate_to_segment): Add
7086 (Output_section_definition::allocate_to_segment): Likewise.
7087 (Orphan_output_section::allocate_to_segment): Likewise.
7088 (Script_sections::attach_sections_using_phdrs_clause): Don't
7089 propagate non-PT_LOAD segments to orphan sections.
7090 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7091 readelf rather than objdump.
7092 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7093 .interp section and PT_INTERP segment are the same size.
7094 * testsuite/Makefile.in: Rebuild.
7096 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7097 aliases for symbols defined in the same object.
7098 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7099 (weak_alias_test_SOURCES): New variable.
7100 (weak_alias_test_DEPENDENCIES): New variable.
7101 (weak_alias_test_LDFLAGS): New variable.
7102 (weak_alias_test_LDADD): New variable.
7103 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7104 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7105 (weak_alias_test_3.o): New target.
7106 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7107 * testsuite/weak_alias_test_main.cc: New file.
7108 * testsuite/weak_alias_test_1.cc: New file.
7109 * testsuite/weak_alias_test_2.cc: New file.
7110 * testsuite/weak_alias_test_3.cc: New file.
7112 2008-04-08 Ian Lance Taylor <iant@google.com>
7114 * options.h (class General_options): Add --noinhibit-exec option.
7115 * main.cc (main): Check --noinhibit-exec.
7117 * options.h (class General_options): Define --wrap as a special
7118 option. Add wrap_symbols_ field.
7119 (General_options::any_wrap_symbols): New function.
7120 (General_options::is_wrap_symbol): New function.
7121 * options.cc (General_options::parse_wrap): New function.
7122 (General_options::General_options): Initialize wrap_symbols_.
7123 * symtab.cc (Symbol_table::wrap_symbol): New function.
7124 (Symbol_table::add_from_object): Handle --wrap.
7125 * symtab.h (class Symbol_table): Declare wrap_symbol.
7126 * target.h (Target::wrap_char): New function.
7127 (Target::Target_info): Add wrap_char field.
7128 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7129 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7130 * testsuite/testfile.cc (Target_test::test_target_info):
7133 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7136 * layout.h (class Layout): Add added_eh_frame_data_ field.
7137 * layout.cc (Layout::Layout): Initialize new field.
7138 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7139 output section until we find a section we merged successfully.
7140 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7141 that the size be non-zero.
7143 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7146 2008-04-08 Craig Silverstein <csilvers@google.com>
7148 * configure.ac: Export new conditional variable HAVE_ZLIB.
7149 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7151 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7152 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7154 2008-04-07 Ian Lance Taylor <iant@google.com>
7156 * version.cc (version_string): Set to "1.5".
7158 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7159 Add issued_non_pic_error_ field. Declare check_non_pic.
7160 (Target_x86_64::Scan::check_non_pic): New function.
7161 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7162 (Target_x86_64::Scan::global): Likewise.
7164 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7165 addend parameter. Change caller. Handle merge sections.
7166 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7167 Address to Addend. Don't add in the result of
7168 local_section_offset, pass down the addend and use the returned
7170 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7171 Update declarations of local_section_offset and symbol_value.
7172 * testsuite/two_file_test_1.cc (t18): New function.
7173 * testsuite/two_file_test_2.cc (f18): New function.
7174 * testsuite/two_file_test_main.cc (main): Call t18.
7175 * testsuite/two_file_test.h (t18, f18): Declare.
7177 * configure.ac: Don't test for objdump, c++filt, or readelf.
7178 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7180 (TEST_READELF): New variable.
7181 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7182 (check_PROGRAMS): Add two_file_strip_test.
7183 (two_file_strip_test): New target.
7184 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7185 (two_file_same_shared_strip_test_SOURCES): New variable.
7186 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7187 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7188 (two_file_same_shared_strip_test_LDADD): New variable.
7189 (two_file_shared_strip.so): New target.
7190 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7191 (ver_test_5.syms, ver_test_7.syms): Likewise.
7192 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7193 (strip_test_3.stdout): Use TEST_OBJDUMP.
7194 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7196 2008-04-04 Cary Coutant <ccoutant@google.com>
7198 * symtab.h (Symbol::is_weak_undefined): New function.
7199 (Symbol::is_strong_undefined): New function.
7200 (Symbol::is_absolute): New function.
7201 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7202 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7204 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7205 (weak_undef_test): New target.
7206 * testsuite/Makefile.in: Rebuild.
7207 * testsuite/weak_undef_file1.cc: New file.
7208 * testsuite/weak_undef_file2.cc: New file.
7209 * testsuite/weak_undef_test.cc: New file.
7211 2008-04-03 Craig Silverstein <csilvers@google.com>
7213 * compressed_output.h (class Output_compressed_section): Use
7215 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7217 (zlib_compressed_suffix): Removed.
7218 (Output_compressed_section::set_final_data_size): Use unsigned
7220 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7221 Fix linker invocation.
7222 (flagstest_o_specialfile_and_compress_debug_sections):
7224 * testsuite/Makefile.in: Regenerated.
7226 2008-04-02 David S. Miller <davem@davemloft.net>
7228 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7229 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7231 2008-04-02 Craig Silverstein <csilvers@google.com>
7235 2008-04-02 Ian Lance Taylor <iant@google.com>
7237 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7238 parameters. Update for new key type to views_. Change all
7240 (File_read::read): Adjust for byteshift in returned view.
7241 (File_read::add_view): New function, broken out of
7243 (File_read::make_view): New function, broken out of
7245 (File_read::find_or_make_view): Add offset and aligned
7246 parameters. Rewrite accordingly. Change all callers.
7247 (File_read::get_view): Add offset and aligned parameters. Adjust
7248 for byteshift in return value.
7249 (File_read::get_lasting_view): Likewise.
7250 * fileread.h (class File_read): Update declarations.
7251 (class File_read::View): Add byteshift_ field. Add byteshift to
7252 constructor. Add byteshift method.
7253 * archive.h (Archive::clear_uncached_views): New function.
7254 (Archive::get_view): Add aligned parameter. Change all callers.
7255 * object.h (Object::get_view): Add aligned parameter. Change all
7257 (Object::get_lasting_view): Likewise.
7259 * fileread.cc (File_read::release): Don't call clear_views if
7260 there are multiple objects.
7261 * fileread.h (File_read::clear_uncached_views): New function.
7262 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7265 2008-03-31 Cary Coutant <ccoutant@google.com>
7267 Add thin archive support.
7268 * archive.cc (Archive::armagt): New const.
7269 (Archive::setup): Remove task parameter and calls to unlock.
7270 (Archive::unlock_nested_archives): New function.
7271 (Archive::read_header): Add nested_off parameter. Change
7273 (Archive::interpret_header): Likewise.
7274 (Archive::include_all_members): Change to handle thin
7276 (Archive::include_member): Likewise.
7277 * archive.h (Archive::Archive): Add new parameters and
7279 (Archive::armagt): New const.
7280 (Archive::setup): Remove task parameter.
7281 (Archive::unlock_nested_archives): New function.
7282 (Archive::read_header): Add nested_off parameter.
7283 (Archive::interpret_header): Likewise.
7284 (Archive::Nested_archive_table): New typedef.
7285 (Archive::is_thin_archive_): New field.
7286 (Archive::nested_archives_): New field.
7287 (Archive::options_): New field.
7288 (Archive::dirpath_): New field.
7289 (Archive::task_): New field.
7290 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7291 for thin archives. Pass additional parameters to
7292 Archive::Archive. Unlock the archive file after calling
7295 2008-03-29 Ian Lance Taylor <iant@google.com>
7297 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7298 version symbol to be local.
7299 * testsuite/ver_test_4.sh: New file.
7300 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7301 (check_DATA): Add ver_test_4.syms.
7302 (ver_test_4.syms): New target.
7303 * testsuite/Makefile.in: Rebuild.
7306 (Output_section::Input_section_sort_entry::has_priority): New
7308 (Output_section::Input_section_sort_entry::match_file_name): New
7310 (Output_section::Input_section_sort_entry::match_section_name):
7312 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7314 (Output_section::Input_section_sort_entry::match_section_file):
7316 (Output_section::Input_section_sort_compare::operator()): Rewrite
7317 using new Input_section_sort_entry functions. Sort crtbegin and
7318 crtend first. Sort sections with no priority before sections with
7320 * testsuite/initpri1.c (d3): Check j != 4.
7321 (cd5): New constructor/destructor function.
7322 (main): Check j != 2.
7324 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7325 new symbol when resolving, don't call set_is_default.
7326 * testsuite/ver_test_7.cc: New file.
7327 * testsuite/ver_test_7.sh: New file.
7328 * testsuite/Makefile.am (ver_test_7.so): New target.
7329 (ver_test_7.o): New target.
7330 (check_SCRIPTS): Add ver_test_7.sh.
7331 (check_DATA): Add ver_test_7.syms.
7332 (ver_test_7.syms): New target.
7334 2008-03-28 Ian Lance Taylor <iant@google.com>
7336 * layout.cc (Layout::layout): If we see an input section with a
7337 name that needs sorting, set the must_sort flag for the output
7339 (Layout::make_output_section): If the name of the output section
7340 indicates that it might require sorting, set the may_sort flag.
7341 * output.h (Output_section::may_sort_attached_input_sections): New
7343 (Output_section::set_may_sort_attached_input_sections): New
7345 (Output_section::must_sort_attached_input_sections): New
7347 (Output_section::set_must_sort_attached_input_sections): New
7349 (class Output_section): Declare Input_section_sort_entry. Define
7350 Input_section_sort_compare. Declare
7351 sort_attached_input_sections. Add new fields:
7352 may_sort_attached_input_sections_,
7353 must_sort_attached_input_sections_,
7354 attached_input_sections_are_sorted_.
7355 * output.cc (Output_section::Output_section): Initialize new
7357 (Output_section::add_input_section): Add an entry to
7358 input_sections_ if may_sort or must_sort are true.
7359 (Output_section::set_final_data_size): Call
7360 sort_attached_input_sections if necessary.
7361 (Output_section::Input_section_sort_entry): Define new class.
7362 (Output_section::Input_section_sort_compare::operator()): New
7364 (Output_section::sort_attached_input_sections): New function.
7365 * configure.ac: Check whether the compiler supports constructor
7366 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7367 * testsuite/initpri1.c: New file.
7368 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7369 CONSTRUCTOR_PRIORITY.
7370 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7371 (initpri1_LDFLAGS): New variable.
7372 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7374 2008-03-27 Ian Lance Taylor <iant@google.com>
7376 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7377 * testsuite/common_test_1.c: New file.
7378 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7379 (common_test_1_SOURCES): New variable.
7380 (common_test_1_DEPENDENCIES): New variable.
7381 (common_test_1_LDFLAGS): New variable.
7383 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7384 and commons_ correctly when NAME/VERSION does not override
7386 * testsuite/ver_test_6.c: New file.
7387 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7388 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7389 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7391 2008-03-26 Ian Lance Taylor <iant@google.com>
7393 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7394 of an undefined symbol from a version script.
7395 * testsuite/Makefile.am (ver_test_5.so): New target.
7396 (ver_test_5.o): New target.
7397 (check_SCRIPTS): Add ver_test_5.sh.
7398 (check_DATA): Add ver_test_5.syms.
7399 (ver_test_5.syms): New target.
7400 * testsuite/ver_test_5.cc: New file.
7401 * testsuite/ver_test_5.script: New file.
7402 * testsuite/ver_test_5.sh: New file.
7403 * Makefile.in, testsuite/Makefile.in: Rebuild.
7406 Fix problems building gold with gcc 4.3.0.
7407 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7408 (gold_error_at_location, gold_warning_at_location): Use it.
7409 * configure.ac: Check whether we can compile and use a template
7410 function with a printf attribute.
7411 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7412 when jumping over bytes.
7413 * object.cc: Instantiate Object::read_section_data.
7414 * debug.h: Include <cstring>
7415 * dwarf_reader.cc: Include <algorithm>
7416 * main.cc: Include <cstring>.
7417 * options.cc: Include <cstring>.
7418 * output.cc: Include <cstring>.
7419 * script.cc: Include <cstring>.
7420 * script.h: Include <string>.
7421 * symtab.cc: Include <cstring> and <algorithm>.
7422 * target-select.cc: Include <cstring>.
7423 * version.cc: Include <string>.
7424 * testsuite/testmain.cc: Include <cstdlib>.
7425 * configure, config.in: Rebuild.
7427 2008-03-25 Ian Lance Taylor <iant@google.com>
7429 * options.cc: Include "../bfd/bfdver.h".
7430 (options::help): Print bug reporting address.
7432 * version.cc (print_version): Adjust output for current value of
7437 * options.cc (options::help): Print list of supported targets.
7438 * target-select.h: Include <vector>.
7439 (class Target_selector): Make machine_, size_, and is_big_endian_
7440 fields const. Add bfd_name_ and instantiated_target_ fields.
7441 (Target_selector::Target_selector): Add bfd_name parameter.
7442 (Target_selector::recognize): Make non-virtual, call
7444 (Target_selector::recognize_by_name): Make non-virtual, call
7445 do_recognize_by_name.
7446 (Target_selector::supported_names): New function.
7447 (Target_selector::bfd_name): New function.
7448 (Target_selector::do_instantiate_target): New pure virtual
7450 (Target_selector::do_recognize): New virtual function.
7451 (Target_selector::do_recognize_by_name): New virtual function.
7452 (Target_selector::instantiate_target): New private function.
7453 (supported_target_names): Declare.
7454 * target-select.cc (Target_selector::Target_selector): Update for
7455 new parameter and fields.
7456 (select_target_by_name): Check that the name matches before
7457 calling recognize_by_name.
7458 (supported_target_names): New function.
7459 * i386.cc (class Target_selector_i386): Update Target_selector
7460 constructor call. Remove recognize and recognize_by_name. Add
7461 do_instantiate_target.
7462 * x86_64.cc (class Target_selector_x86_64): Likewise.
7463 * testsuite/testfile.cc (class Target_selector_test): Update for
7464 changes to Target_selector.
7466 * README: Rewrite, with some notes on unsupported features.
7468 2008-03-24 Cary Coutant <ccoutant@google.com>
7470 * i386.cc (Target_i386::Got_type): New enum declaration.
7471 (Target_i386::Scan::local): Updated callers of Output_data_got
7473 (Target_i386::Scan::global): Likewise.
7474 (Target_i386::Relocate::relocate): Likewise.
7475 (Target_i386::Relocate::relocate_tls): Likewise.
7476 * object.h (Got_offset_list): New class.
7477 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7478 (Sized_relobj::local_got_offset): Likewise.
7479 (Sized_relobj::set_local_got_offset): Likewise.
7480 (Sized_relobj::local_has_tls_got_offset): Removed.
7481 (Sized_relobj::local_tls_got_offset): Removed.
7482 (Sized_relobj::set_local_tls_got_offset): Removed.
7483 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7484 * output.cc (Output_data_got::add_global): Added got_type parameter.
7485 (Output_data_got::add_global_with_rel): Likewise.
7486 (Output_data_got::add_global_with_rela): Likewise.
7487 (Output_data_got::add_global_pair_with_rel): New function.
7488 (Output_data_got::add_global_pair_with_rela): New function.
7489 (Output_data_got::add_local): Added got_type parameter.
7490 (Output_data_got::add_local_with_rel): Likewise.
7491 (Output_data_got::add_local_with_rela): Likewise.
7492 (Output_data_got::add_local_pair_with_rel): New function.
7493 (Output_data_got::add_local_pair_with_rela): New function.
7494 (Output_data_got::add_global_tls): Removed.
7495 (Output_data_got::add_global_tls_with_rel): Removed.
7496 (Output_data_got::add_global_tls_with_rela): Removed.
7497 (Output_data_got::add_local_tls): Removed.
7498 (Output_data_got::add_local_tls_with_rel): Removed.
7499 (Output_data_got::add_local_tls_with_rela): Removed.
7500 * output.h (Output_data_got::add_global): Added got_type parameter.
7501 (Output_data_got::add_global_with_rel): Likewise.
7502 (Output_data_got::add_global_with_rela): Likewise.
7503 (Output_data_got::add_global_pair_with_rel): New function.
7504 (Output_data_got::add_global_pair_with_rela): New function.
7505 (Output_data_got::add_local): Added got_type parameter.
7506 (Output_data_got::add_local_with_rel): Likewise.
7507 (Output_data_got::add_local_with_rela): Likewise.
7508 (Output_data_got::add_local_pair_with_rel): New function.
7509 (Output_data_got::add_local_pair_with_rela): New function.
7510 (Output_data_got::add_global_tls): Removed.
7511 (Output_data_got::add_global_tls_with_rel): Removed.
7512 (Output_data_got::add_global_tls_with_rela): Removed.
7513 (Output_data_got::add_local_tls): Removed.
7514 (Output_data_got::add_local_tls_with_rel): Removed.
7515 (Output_data_got::add_local_tls_with_rela): Removed.
7516 * resolve.cc (Symbol::override_base_with_special): Removed
7517 reference to has_got_offset_ field.
7518 * symtab.cc (Symbol::init_fields): Replaced initialization
7519 of got_offset_ with got_offsets_. Removed initialization
7521 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7522 (Symbol::got_offset): Likewise.
7523 (Symbol::set_got_offset): Likewise.
7524 (Symbol::has_tls_got_offset): Removed.
7525 (Symbol::tls_got_offset): Removed.
7526 (Symbol::set_tls_got_offset): Removed.
7527 (Symbol::got_offset_): Removed.
7528 (Symbol::tls_mod_got_offset_): Removed.
7529 (Symbol::tls_pair_got_offset_): Removed.
7530 (Symbol::got_offsets_): New field.
7531 (Symbol::has_got_offset): Removed.
7532 (Symbol::has_tls_mod_got_offset): Removed.
7533 (Symbol::has_tls_pair_got_offset): Removed.
7534 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7535 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7537 (Target_x86_64::Scan::global): Likewise.
7538 (Target_x86_64::Relocate::relocate): Likewise.
7539 (Target_x86_64::Relocate::relocate_tls): Likewise.
7541 2008-03-25 Ben Elliston <bje@au.ibm.com>
7543 * yyscript.y: Fix spelling error in comment.
7545 2008-03-24 Ian Lance Taylor <iant@google.com>
7547 * options.h (class General_options): Define build_id option.
7548 * layout.h (class Layout): Declare write_build_id, create_note,
7549 create_build_id. Add build_id_note_ member.
7550 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7551 "libiberty.h", "md5.h", "sha1.h".
7552 (Layout::Layout): Initialize eh_frame_data_,
7553 eh_frame_hdr_section_, and build_id_note_.
7554 (Layout::finalize): Call create_build_id.
7555 (Layout::create_note): New function, broken out of
7556 Layout::create_gold_note.
7557 (Layout::create_gold_note): Call create_note.
7558 (Layout::create_build_id): New function.
7559 (Layout::write_build_id): New function.
7560 (Close_task_runner::run): Call write_build_id.
7562 * x86_64.cc: Correct license to GPLv3.
7564 2008-03-23 Ian Lance Taylor <iant@google.com>
7566 * options.cc: Include "demangle.h".
7567 (parse_optional_string): New function.
7568 (parse_long_option): Handle takes_optional_argument.
7569 (parse_short_option): Update dash_z initializer. Handle
7570 takes_optional_argument.
7571 (General_options::General_options): Initialize do_demangle_.
7572 (General_options::finalize): Set do_demangle_. Handle demangling
7574 * options.h (parse_optional_string): Declare.
7575 (struct One_option): Add optional_arg field. Update constructor.
7576 Update call constructor calls. Add takes_optional_argument
7578 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7579 (DEFINE_optional_string): Define.
7580 (General_options::demangle): Change from DEFINE_bool to
7581 DEFINE_optional_string.
7582 (General_options::no_demangle): New function.
7583 (General_options::do_demangle): New function.
7584 (General_options::set_do_demangle): New function.
7585 (General_options::execstack_status_): Move definition to end of
7587 (General_options::static_): Likewise.
7588 (General_options::do_demangle_): New field.
7589 * object.cc (big_endian>::get_symbol_location_info): Call
7590 Options::do_demangle, not Options::demangle.
7591 * symtab.cc (demangle): Likewise.
7593 2008-03-22 Ian Lance Taylor <iant@google.com>
7595 * gold.h: Include <cstddef> and <sys/types.h>
7596 * options.h: Include <cstring>.
7598 2008-03-21 Ian Lance Taylor <iant@google.com>
7600 * Added source code to GNU binutils.