3 * yyscript.y (input_list_element): Allow strings prefixed with
4 the '-' character. Treat these as libraries.
5 * script.cc (script_add_library): New function. Adds a library
6 specified by "-l<name>" found in an input script.
7 * script-c.h: Add prototype for script_add_library.
11 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
12 Restrict stub-group size to be within long conditional branch
13 range when working around cortex-A8 erratum.
17 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
24 (Output_section::Input_section_sort_entry::compare_section_ordering):
25 Change to return non-zero correctly.
26 (Output_section::Input_section_sort_section_order_index_compare
27 ::operator()): Change to fix ambiguity in comparisons.
31 * gold.h (is_wildcard_string): New function.
32 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
33 (Layout::layout_eh_frame): Ditto.
34 (Layout::find_section_order_index): New method.
35 (Layout::read_layout_from_file): New method.
36 * layout.h (Layout::find_section_order_index): New method.
37 (Layout::read_layout_from_file): New method.
38 (Layout::input_section_position_): New private member.
39 (Layout::input_section_glob_): New private member.
40 * main.cc (main): Call read_layout_from_file here.
41 * options.h (--section-ordering-file): New option.
42 * output.cc (Output_section::input_section_order_specified_): New
44 (Output_section::Output_section): Initialize new member.
45 (Output_section::add_input_section): Add new parameter.
46 Keep input sections when --section-ordering-file is used.
47 (Output_section::set_final_data_size): Sort input sections when
48 section ordering file is specified.
49 (Output_section::Input_section_sort_entry): Add new parameter.
51 (Output_section::Input_section_sort_entry::compare_section_ordering):
53 (Output_section::Input_section_sort_compare::operator()): Change to
54 consider section_order_index.
55 (Output_section::Input_section_sort_init_fini_compare::operator()):
56 Change to consider section_order_index.
57 (Output_section::Input_section_sort_section_order_index_compare
58 ::operator()): New method.
59 (Output_section::sort_attached_input_sections): Change to sort
60 according to section order when specified.
61 (Output_section::add_input_section<32, true>): Add new parameter.
62 (Output_section::add_input_section<64, true>): Add new parameter.
63 (Output_section::add_input_section<32, false>): Add new parameter.
64 (Output_section::add_input_section<64, false>): Add new parameter.
65 * output.h (Output_section::add_input_section): Add new parameter.
66 (Output_section::input_section_order_specified): New
68 (Output_section::set_input_section_order_specified): New method.
69 (Input_section::Input_section): Initialize section_order_index_.
70 (Input_section::section_order_index): New method.
71 (Input_section::set_section_order_index): New method.
72 (Input_section::section_order_index_): New member.
73 (Input_section::Input_section_sort_section_order_index_compare): New
75 (Output_section::input_section_order_specified_): New member.
76 * script-sections.cc (is_wildcard_string): Delete and move modified
78 (Output_section_element_input::Output_section_element_input): Modify
79 call to is_wildcard_string.
80 (Output_section_element_input::Input_section_pattern
81 ::Input_section_pattern): Ditto.
82 (Output_section_element_input::Output_section_element_input): Ditto.
83 * testsuite/Makefile.am (final_layout): New test case.
84 * testsuite/Makefile.in: Regenerate.
85 * testsuite/final_layout.cc: New file.
86 * testsuite/final_layout.sh: New file.
90 * plugin.cc (Plugin::load): Pass the output name to the plugin.
94 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
95 visibility of symbols.
99 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
100 from start of output section instead of address for a local symbol
101 in a merged or relaxed section when doing a relocatable link.
106 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
107 adding sections the garbage collector removed.
108 * gold/testsuite/Makefile.am: Add test.
109 * gold/testsuite/Makefile.in: Regenerate.
110 * gold/testsuite/plugin_test_7.sh: New.
111 * gold/testsuite/plugin_test_7_1.c: New.
112 * gold/testsuite/plugin_test_7_2.c: New.
116 * script-sections.cc (Output_section_definition::set_section_addresses):
117 Check for --section-start.
121 * arm.cc (Arm_scan_relocatable_relocs): New class.
122 (Target_arm::relocate_special_relocatable): New method.
123 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
124 (Arm_relocate_functions::thumb_branch_common): Same.
125 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
126 instead of Default_scan_relocatable_relocs.
127 * target-reloc.h (relocate_for_relocatable): Let target handle
128 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
129 * target.h (Sized_target::relocate_special_relocatable): New method.
133 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
137 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
139 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
140 with a direct branch, not a conditional branch, to a stub.
141 * merge.cc (Output_merge_base::record_input_section): New method
143 (Output_merge_data::do_add_input_section): Record input section if
144 keeps-input-sections flag is set.
145 (Output_merge_string::do_add_input_section): Ditto.
146 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
147 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
149 (Output_merge_base::keeps_input_sections,
150 Output_merge_base::set_keeps_input_sections,
151 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
153 (Output_merge_base::Input_sections): New type declaration.
154 (Output_merge_base::input_sections_begin,
155 Output_merge_base::input_sections_end,
156 Output_merge_base::do_set_keeps_input_sections): New method definitions.
157 (Output_merge_base::bool keeps_input_sections_,
158 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
159 Output_merge_base::input_sections_): New data members.
160 (Output_merge_data::do_set_keeps_input_sections): New method
162 (Output_merge_string::do_set_keeps_input_sections): Ditto.
163 * output.cc (Output_section::Input_section::relobj): Move method
164 defintion from class declaration to here and handle merge sections.
165 (Output_section::Input_section::shndx): Ditto.
166 (Output_section::Output_section): Remove initializations of removed
167 data members and initialize new data member LOOKUP_MAPS_.
168 (Output_section::add_input_section): Set keeps-input-sections flag
169 for a newly created merge output section as appropriate. Adjust code
170 to use Output_section_lookup_maps class.
171 (Output_section::add_relaxed_input_section): Adjst code for lookup
172 maps code refactoring.
173 (Output_section::add_merge_input_section): Add a new parameter
174 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
175 class. If adding input section to a newly created merge output
176 section fails, remove the new merge section.
177 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
178 Adjust code for use of the Output_section_lookup_maps class.
179 (Output_section::find_merge_section): Ditto.
180 (Output_section::build_lookup_maps): New method defintion.
181 (Output_section::find_relaxed_input_section): Adjust code to use
182 Output_section_lookup_maps class.
183 (Output_section::get_input_sections): Export merge sections. Adjust
184 code to use Output_section_lookup_maps class.
185 (Output_section:::add_script_input_section): Adjust code to use
186 Output_section_lookup_maps class. Update lookup maps for merge
188 (Output_section::discard_states): Use Output_section_lookup_maps.
189 (Output_section::restore_states): Same.
190 * output.h (Merge_section_properties): Move class defintion out of
192 (Output_section_lookup_maps): New class.
193 (Output_section::Input_section::is_merge_section): New method
195 (Output_section::Input_section::relobj): Move defintion out of class
196 defintion. Declare method only.
197 (Output_section::Input_section::shndx): Ditto.
198 (Output_section::Input_section::output_merge_base): New method defintion.
199 (Output_section::Input_section::u2_.pomb): New union field.
200 (Output_section::Merge_section_by_properties_map,
201 Output_section::Output_section_data_by_input_section_map,
202 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
204 (Output_section::add_merge_input_section): Add new parameter
205 KEEPS_INPUT_SECTIONS.
206 (Output_section::build_lookup_maps): New method declaration.
207 (Output_section::merge_section_map_,
208 Output_section::merge_section_by_properties_map_,
209 Output_section::relaxed_input_section_map_,
210 Output_section::is_relaxed_input_section_map_valid_): Remove data
212 (Output_section::lookup_maps_): New data member.
217 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
218 avoid a compilation error.
222 * script-sections.cc (Output_section_definition::allocate_to_segment):
223 Update the phdrs_list even when the output section is NULL.
224 * testsuite/Makefile.am: Add test.
225 * testsuite/Makefile.in: Regenerate.
226 * testsuite/script_test_9.cc: New.
227 * testsuite/script_test_9.sh: New.
228 * testsuite/script_test_9.t: New.
232 * arm.cc (Arm_input_section::original_size): New method.
233 (Arm_input_section::do_addralign): Add a cast.
234 (Arm_input_section::do_output_offset): Remove static cast.
235 (Arm_input_section::original_addralign,
236 Arm_input_section::original_size_): Change type to uint32_t.
237 (Arm_input_section::init): Add safe casts for section alignment
239 (Arm_input_section::set_final_data_size): Do not set address and
240 offset of stub table.
241 (Arm_output_section::fix_exidx_coverage): Change use of of
242 Output_section::Simple_input_section to that of
243 Output_section::Input_section.
244 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
245 except for the first pass.
246 * output.cc (Output_section::get_input_sections): Change type of
247 input_sections to std::list<Input_section>.
248 (Output_section::add_script_input_section): Rename from
249 Output_section::add_simple_input_section. Change type of SIS
250 parameter from Simple_input_section to Input_section.
251 * output.h (Output_section::Simple_input_section): Remove class.
252 (Output_section::Input_section): Change class visibility to public.
253 (Output_section::Input_section::addralign): Use stored alignments
254 for special input sections if set.
255 (Output_section::Input_section::set_addralign): New method.
256 (Output_section::get_input_sections): Change parameter type from
257 list of Simple_input_section to list of Input_section.
258 (Output_section::add_script_input_section): Rename from
259 Output_section::add_simple_input_section. Change first parameter's
260 type from Simple_input_section to Input_section and remove the
261 second and third parameters.
262 * script-sections.cc (Input_section::Input_section_list): Change
263 type to list of Output_section::Input_section/
264 (Input_section_info::Input_section_info): Change parameter type of
265 INPUT_SECTION to Output_section::Input_section.
266 (Input_section_info::input_section): Change return type.
267 (Input_section_info::input_section_): Change type to
268 Output_section::Input_section.
269 (Output_section_element_input::set_section_addresses): Adjust code
270 to use Output_section::Input_section instead of
271 Output_section::Simple_input_section. Adjust code for renaming
272 of Output_section::add_simple_input_section.
273 (Orphan_output_section::set_section_addresses): Ditto.
277 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
278 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
282 * options.cc (General_options::finalize): Handle -nostdlib.
283 * options.h (nostdlib): New option.
284 * script.cc (script_add_search_dir): Handle -nostdlib.
288 * arm.cc (Target_arm::do_finalize_sections): Create an empty
289 attributes section only if there no attributes section after merging.
290 (Target_arm::merge_object_attributes): Move value of
291 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
292 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
293 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
294 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
295 and arm_attr_merge_7.stdout.
296 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
297 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
298 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
299 arm_attr_merge_7b.o): New rules.
300 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
302 * testsuite/Makefile.in: Regenerate.
303 * testsuite/arm_attr_merge.sh: New file.
304 * testsuite/arm_attr_merge_[67][ab].s: Same.
308 * po/es.po: Updated Spanish translation.
312 * Makefile.am (install-exec-local): Properly install gold as
313 default cross linker.
314 * Makefile.in: Regenerated.
319 * configure.ac (install_as_default): Define and set to false
320 unless --enable-gold or --enable-gold=both/gold has been
322 * configure: Regenerate.
324 * Makefile.am (install-exec-local): Install the executable as
325 'ld.gold'. If install_as_default is true then also install it as
327 * Makefile.in: Regenerated.
331 * layout.cc (Layout::layout_reloc): In relocatable link don't
332 combine reloc sections for grouped sections.
336 * gc.h (gc_process_relocs): Pass information on relocs pointing to
337 sections that are not ordinary to icf.
338 * icf.cc (get_section_contents): Handle relocation pointing to section
339 with no object or shndx information.
340 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
341 * testsuite/Makefile.in: Regenerate.
342 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
343 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
347 * expression.cc (Expression::Expression_eval_info): Add
348 result_alignment_pointer field.
349 (Expression::eval_with_dot): Add result_alignment_pointer
350 parameter. Change all callers.
351 (Expression::eval_maybe_dot): Likewise.
352 (class Binary_expression): Add alignment_pointer parameter to
353 left_value and right_value. Change all callers.
354 (BINARY_EXPRESSION): Set result alignment.
355 (class Trinary_expression): Add alignment_pointer parameter to
356 arg2_value and arg3_value. Change all callers.
357 (Trinary_cond::value): Set result alignment.
358 (Max_expression::value, Min_expression::value): Likewise.
359 (Align_expression::value): Likewise.
360 * script-sections.cc (class Sections_element): Add dot_alignment
361 parameter to set_section_addresses virtual function. Update
363 (class Output_section_element): Likewise.
364 (Script_sections::create_segments): Add dot_alignment parameter.
366 (Script_sections::create_segments_from_phdrs_clause): Likewise.
367 (Script_sections::set_phdrs_clause_addresses): Likewise.
368 * script-sections.h: Update declarations.
369 * script.h: Update declarations.
370 * output.h (Output_segment::set_minimum_p_align): Don't decrease
372 * testsuite/script_test_3.t: Set large alignment.
373 * testsuite/script_test_3.sh: Make sure that at least one LOAD
374 segment has expected alignment.
378 * po/gold.pot: Updated by the Translation project.
379 * po/vi.po: Updated Vietnamese translation.
383 * testsuite/Makefile.am (check_PROGRAMS): Add
384 icf_virtual_function_folding_test.
385 * testsuite/Makefile.in: Regenerated.
389 * options.h (merge_exidx_entries): New option.
390 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
391 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
392 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
393 (Target_arm::merge_exidx_entries): New function.
394 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
395 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
396 to Arm_exidx_fixup constructor.
397 Add new arg, merge_exidx_entries.
398 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
399 Arm_output_section::fix_exidx_coverage.
403 * icf.cc (get_section_contents): Check for preemptible functions.
404 Ignore addend when appropriate.
405 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
407 (add_from_relobj): Check for section folded.
408 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
409 * symtab.h (should_add_dynsym_entry): Add new parameter.
410 * target-reloc.h (scan_relocs): Check for section folded.
411 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
412 Check reloc types for function pointers in shared objects.
413 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
415 (icf_preemptible_functions_test): New test case.
416 (icf_string_merge_test): New test case.
417 * testsuite.Makefile.in: Regenerate.
418 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
419 bar_glob. Refactor code.
420 * testsuite/icf_preemptible_functions_test.cc: New file.
421 * testsuite/icf_preemptible_functions_test.sh: New file.
422 * testsuite/icf_string_merge_test.cc: New file.
423 * testsuite/icf_string_merge_test.sh: New file.
424 * testsuite/icf_virtual_function_folding_test.cc: New file.
425 * testsuite/icf_virtual_function_folding_test.sh: New file.
429 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
430 for local symbol recounting if we remove a section due to ICF.
431 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
432 there are no regular objects in input.
436 * arm.cc (Arm_input_section::set_final_data_size): Compute
437 accurate final data size instead of using current data size.
441 * layout.cc (Layout::choose_output_section): Handle script section
443 (Layout::make_output_section_for_script): Add section type parameter.
444 Handle script section types.
445 * layout.h (Layout::make_output_section_for_script): Add section
447 * output.cc (Output_section::Output_section): Initialize data member
449 (Output_section::do_reset_address_and_file_offset): Do not set address
450 to 0 if section is a NOLOAD section.
451 * output.h (Output_section::is_noload): New method.
452 (Output_section::set_is_noload): Ditto.
453 (Output_section::is_noload_): New data member.
454 * script-c.h (Script_section_type): New enum type.
455 (struct Parser_output_section_header): Add new file section_type.
456 * script-sections.cc (Sections_element::output_section_name): Add
457 parameter for returning script section type.
458 (Output_section_definition::output_section_name): Ditto.
459 (Output_section_definition::section_type)P; New method.
460 (Output_section_definiton::script_section_type_name): Ditto.
461 (Output_section_definition::script_section_type_): New data member.
462 (Output_section_definition::Output_section_definition): Initialize
463 data member Output_section_definition::script_section_type_.
464 (Output_section_definition::create_sections): Pass script section type
465 to Layout::make_output_section_for_script.
466 (Output_section_definition::output_section_name): Return script
467 section type to caller.
468 (Output_section_definition::set_section_address): Do not advance
469 dot value and load address if section type is NOLOAD. Set address
470 of NOLOAD sections regardless of section flags.
471 (Output_section_definition::print): Print section type if it is
472 not SCRIPT_SECTION_TYPE_NONE.
473 (Output_section_definition::section_type): New method.
474 (Output_section_definition::script_section_type_name): Ditto.
475 (Script_sections::output_section_name): Add new parameter
476 PSECTION_TYPE for returning script section type. Pass it to
477 section elements. Handle discard sections.
478 (Sort_output_sections::operator()): Handle NOLOAD sections.
479 * script-sections.h (Script_sections::Section_type): New enum type.
480 (Script_sections::output_section_name): Add a new parameter for
481 returning script section type.
482 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
484 * yyscript.y (union): Add new field SECTION_TYPE.
485 (COPY, DSECT, INFO, NOLOAD): New tokens.
486 (opt_address_and_section_type): Change type to output_section_header.
487 (section_type): New non-terminal
488 (section_header): Handle section type.
489 (opt_address_and_section_type): Return section type value.
493 * testsuite/plugin_common_test_1.c (foo): Add prototype.
494 * testsuite/plugin_common_test_2.c (foo): Likewise.
498 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
500 * output.cc (Output_section::add_merge_input_section): Simplify
501 code and return status of Output_merge_base::add_input_section.
502 Update merge section map only if Output_merge_base::add_input_section
507 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
508 if section is marked as containing instructions but has no mapping
510 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
511 correct section index.
512 (Arm_relobj::find_linked_text_section): Ditto.
516 * archive.cc (include_member): Destroy Read_symbols_data object before
518 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
519 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
520 (Read_symbols_data::~Read_symbols_data) New destructor.
521 (Section_relocs::Section_relocs) New constructor.
522 (Section_relocs::~Section_relocs) New destructor.
523 (Read_relocs_data::Read_relocs_data) New constructor.
524 (Read_relocs_data::~Read_relocs_data) New destructor.
525 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
526 pointers to NULL after deleting.
530 * arm.cc: Replace "endianity" with "endianness" in comments.
531 (Arm_exidx_cantunwind): Ditto.
532 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
533 (Arm_relobj::merge_flags_and_attributes): New method.
534 (Arm_relobj::merge_flags_and_attributes_): New data member.
535 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
536 (Arm_relobj::scan_sections_for_stubs): Ditto.
537 (Arm_relobj::do_read_symbols): Check to see if we really want to
538 merge processor-specific flags and attributes. Exit early if
539 an object is empty except for section names and the undefined symbol.
540 (Target_arm::do_finalize_sections): Move check for ELF format to
541 Arm_relobj::do_read_symbols. Merge processor specific flags and
542 attributes from a regular object only when we have determined that
543 it is aapropriate. Do not create an .ARM.attributes section in
544 output if there is no regular input object.
545 (Target_arm::merge_processor_specific_flags): Check
546 --warn-mismatch before printing any error.
547 (Target_arm::merge_object_attributes): Ditto.
548 * gold.cc (queue_middle_tasks): Handle the case in which there is
549 no regular object in input.
550 * options.cc (General_options::parse_EB): New method.
551 (General_options::parse_EL): Same.
552 (General_options::General_options): Initialize endianness_.
553 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
555 (General_options::Endianness): New enum.
556 (General_options::endianness): New method.
557 (General_options::endianness_): New data member.
558 * parameters.cc (Parameters::set_options): Check target endianness.
559 (Parameters::set_target_once): Ditto.
560 (Parameters::check_target_endianness): New method.
561 (parameters_force_valid_target): If either -EL or -EB is specified,
562 use it to define endianness of default target.
563 * parameters.h (Parameters::check_target_endianness): New method
565 * target.h (class Target): Change "endianity" to "endianness"
570 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
571 * configure: Regenerate.
572 * Makefile.in: Regenerate.
573 * testsuite/Makefile.in: Regenerate.
578 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
579 prevailing definitions of common symbols.
580 * testsuite/plugin_test_6.sh: New test case.
581 * testsuite/plugin_common_test_1.c: New test case.
582 * testsuite/plugin_common_test_2.c: New test case.
583 * testsuite/Makefile.am (plugin_test_6): New test case.
584 * testsuite/Makefile.in: Regenerate.
588 * po/vi.po: New Vietnamese translation.
592 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
596 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
597 to avoid a conversion warning on a 32-bit host.
601 * testsuite/script_test_3.t: Add a TLS segment.
602 * testsuite/Makefile.am (check_PROGRAMS): Add
603 tls_phdrs_script_test.
604 (tls_phdrs_script_test_SOURCES): Define.
605 (tls_phdrs_script_test_DEPENDENCIES): Define.
606 (tls_phdrs_script_test_LDFLAGS): Define.
607 (tls_phdrs_script_test_LDADD): Define.
608 * testsuite/Makefile.in: Rebuild.
612 * fileread.cc (find_or_make_view): Fix comment.
616 * script-sections.cc (class Orphan_section_placement): Define
617 PLACE_TLS and PLACE_TLS_BSS.
618 (Orphan_section_placement::Orphan_section_placement): Initialize
620 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
621 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
622 (tls_script_test_SOURCES): Define.
623 (tls_script_test_DEPENDENCIES): Define.
624 (tls_script_test_LDFLAGS): Define.
625 (tls_script_test_LDADD): Define.
626 * testsuite/Makefile.in: Rebuild.
630 * arm.cc (Arm_relocate_functions::abs8,
631 Arm_relocate_functions::abs16): Use correct check for overflow
632 specified in the ARM ELF specs.
633 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
634 target of a BLX instruction specially.
635 (Reloc_stub::stub_type_for_reloc): Ditto.
636 (Relocate::relocate): Use symbolic names instead of numeric relocation
637 codes to report error.
638 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
640 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
641 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
642 thumb2_blx_out_of_range.stdout
643 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
644 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
645 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
646 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
647 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
648 thumb2_blx_in_range, thumb2_blx_in_range.o,
649 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
650 thumb2_blx_out_of_range.o): New rules.
651 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
652 thumb2_blx_in_range and thumb2_blx_out_of_range.
653 * testsuite/Makefile.in: Regenerate.
654 * arm_branch_in_range.sh: Add tests for THUMB BLX.
655 * testsuite/thumb_blx_in_range.s: New file.
656 * testsuite/thumb_blx_out_of_range.s: New file.
660 * archive.cc (Should_include): Move to archive.h.
661 (should_include_member): Make it a member of Archive.
663 (Add_lib_group_symbols): New.
664 * archive.h: Include options.h.
665 (Archive_member): Moved from Archive.
666 (Should_include): Moved from archive.cc.
668 (Add_lib_group_symbols): New.
669 * dynobj.cc (do_should_include_member): New.
670 * dynobj.h (do_should_include_member): New.
671 * gold.cc (queue_initial_tasks): Update call to queue.
672 * main.cc (main): Print lib group stats.
673 * object.cc (do_should_include_member): New.
674 * object.h: Include archive.h.
675 (Object::should_include_member): New.
676 (Object::do_should_include_member): New.
677 (Sized_relobj::do_should_include_member): New.
678 * options.cc (General_options::parse_start_lib): New.
679 (General_options::parse_end_lib): New.
680 (Input_arguments::add_file): Handle lib groups.
681 (Input_arguments::start_group): Check we are not in a lib.
682 (Input_arguments::start_lib): New.
683 (Input_arguments::end_lib): New.
684 * options.h (General_options): Add start_lib and end_lib.
685 (Input_argument::lib_): New.
686 (Input_argument::lib): New.
687 (Input_argument::is_lib): New.
688 (Input_file_lib): New.
689 (Input_arguments::in_lib_): New.
690 (Input_arguments::in_lib): New.
691 (Input_arguments::start_lib): New.
692 (Input_arguments::end_lib_): New.
693 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
694 in unused members as preempted.
695 (Sized_pluginobj::do_should_include_member): New.
696 * plugin.h (Sized_pluginobj::do_should_include_member): New.
697 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
699 (Read_symbols::do_whole_lib_group): New.
700 (Read_symbols::do_lib_group): New.
701 (Read_symbols::do_read_symbols): Handle lib groups.
702 (Read_symbols::get_name): Handle lib groups.
703 * readsyms.h (Read_symbols): Add an archive member pointer.
704 (Read_symbols::do_whole_lib_group): New.
705 (Read_symbols::do_lib_group): New.
706 (Read_symbols::member_): New.
707 * script.cc (read_input_script): Update call to queue_soon.
711 * arm.cc (Stub_table::Stub_table): Initialize new data members
712 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
713 (Stub_table::add_reloc_stub): Assign stub offset and update
714 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
715 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
717 (Stub_table::update_data_size_and_addralign): Use
718 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
719 instead of going over all reloc stubs.
720 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
721 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
722 Stringpool_template::offset_ to size of Stringpool_char.
723 (Stringpool_template::new_key_offset): Remove code to initialize
724 Stringpool_template::offset_.
725 * stringpool.h (Stringpool_template::set_no_zero_null): Set
726 Stringpool_template::offset_ to zero.
730 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
732 (Stringpool_template::new_key_offset): New method.
733 (Stringpool_template::add_string): Assign offsets when adding new
735 (Stringpool_template::set_string_offsets): Do not set string offsets
737 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
739 (Chunked_vector::clear): Clear size_.
740 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
741 (Chunked_vector::size): Return size_.
742 (Chunked_vector::push_back): Use size_ to find insert position.
743 (Chunked_vector::size_): New data member.
744 (Stringpool_template::set_no_zero_null): Assert string set is empty.
745 (Stringpool_template::new_key_offset): New method declaration.
746 (Stringpool_template::offset_): New data member.
750 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
751 Add_symbols' constructor.
752 * readsyms.h (Add_symbols): Remove the input_group member.
756 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
757 target to ask whether a reference to a symbol requires a stack
759 * target.h (Target::is_call_to_non_split): New function.
760 (Target::do_is_call_to_non_split): Declare virtual function.
761 * target.cc: Include "symtab.h".
762 (Target::do_is_call_to_non_split): New function.
763 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
767 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
768 (File_read::open[1]): Remove initial mapping of whole_file_view_.
769 (File_read::open[2]): Add whole_file_view_ to list of views.
770 (File_read::make_view): Remove test of whole_file_view_.
771 (File_read::find_or_make_view): Create whole_file_view_ if
773 (File_read::clear_views): Replace bool parameter with enum;
774 adjust all callers. Don't delete views with permanent data;
775 do delete cached views and views from archives if
776 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
777 if clearing the corresponding view.
778 * fileread.h (File_read::Clear_views_mode): New enum.
779 (File_read::View::is_permanent_view): New method.
780 (File_read::clear_views): Replace bool parameter
781 with enum; adjust all callers.
782 * options.h (General_options): Change keep_files_mapped option;
784 * readsyms.cc (Add_symbols::run): Delete sd_ object before
786 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
791 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
795 * icf.cc (get_section_contents): Add '@' marker after processing the
800 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
801 due to a conversion warning.
802 (Arm_relobj::update_output_local_symbol_count): Check for local
803 symbol with unset output index.
807 * options.h (class General_options): Add --spare-dynamic-tags.
808 * output.cc (Output_data_dynamic::set_final_data_size): Implement
809 --spare-dynamic-tags.
813 * incremental.cc: Include "libiberty.h".
817 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
818 function, is_info_ member.
819 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
820 (Versions::Versions): Update caller.
821 (Versions::define_base_version): Likewise.
822 (Versions::add_def): Likewise.
826 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
827 (Scan::possible_function_pointer_reloc): New function.
828 (Scan::local_reloc_may_be_function_pointer): Change to call
829 possible_function_pointer_reloc.
830 (Scan::global_reloc_may_be_function_pointer): Ditto.
831 * icf.h (Icf::check_section_for_function_pointers): Change to reject
832 relocations in ".data.rel.ro._ZTV" section.
833 * testsuite/icf_safe_so_test.sh: Change to pass i386.
834 * testsuite/icf_safe_so_test.cc: Ditto.
835 * testsuite/icf_safe_test.cc: Ditto.
836 * testsuite/icf_safe_test.sh: Ditto.
841 * target-reloc.h (relocate_section): Check the symbol table index
842 for -1U before setting the local symbol index.
843 (scan_relocatable_relocs): If copying the relocation, record that
844 the local symbol is required.
845 * object.h (Symbol_value::is_output_symtab_index_set): New
847 (Symbol_value::may_be_discarded_from_output_symtab): New
849 (Symbol_value::has_output_symtab_entry): New function.
850 (Symbol_value::needs_output_symtab_entry): Remove.
851 (Symbol_value::output_symtab_index): Make sure the symbol index is
853 (Symbol_value::set_output_symtab_index): Make sure the symbol
854 index is not set. Make sure the new index is valid.
855 (Symbol_value::set_must_have_output_symtab_entry): New function.
856 (Symbol_value::has_output_dynsym_entry): New function.
857 (Symbol_value::set_output_dynsym_index): Make sure the new index
859 (Sized_relobj::set_must_have_output_symtab_entry): New function.
860 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
861 local symbol if permitted.
862 (Sized_relobj::do_finalize_local_symbols): Call
863 is_output_symtab_index_set rather than needs_output_symtab_entry.
864 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
865 rather than needs_output_symtab_entry. Call
866 has_output_dynsym_entry rather than needs_output_dynsym_entry.
867 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
868 is_output_symtab_index_set rather than needs_output_symtab_entry.
869 * testsuite/discard_locals_relocatable_test.c: New file.
870 * testsuite/discard_locals_test.sh: Test -r.
871 * testsuite/Makefile.am (check_DATA): Add
872 discard_locals_relocatable_test1.syms,
873 discard_local_relocatable_test2.syms.
874 (MOSTLYCLEANFILES): Likewise. Also add
875 discard_locals_relocatable_test1.lout and
876 discard_locals_relocatable_test2.out.
877 (discard_locals_relocatable_test1.syms): New target.
878 (discard_locals_relocatable_test.o): New target.
879 (discard_locals_relocatable_test1.out): New target.
880 (discard_locals_relocatable_test2.syms): New target.
881 (discard_locals_relocatable_test2.out): New target.
882 (various): Add missing ../ld-new dependencies.
883 * testsuite/Makefile.in: Rebuild.
887 * po/fi.po: New Finnish translation.
891 * layout.cc (Layout::Layout): Force section types of .init_array*,
892 .preinit_array* and .fini_array* sections.
893 * output.cc (Output_section::Input_section_sort_entry::has_priority):
894 Fix check of return value of std::string::find.().
895 (Output_section::Input_section_sort_compare::operator()): Remove
896 comment about .init_array.
897 (Output_section::Input_section_sort_init_fini_compare::operator()):
899 (Output_section::sort_attached_input_sections): Handle .init_array
900 and .fini_array specially.
901 * output.h (Output_section::Inut_section_sort_compare): Update
903 (Output_section::Input_section_sort_init_fini_compare): New struct.
907 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
908 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
909 * testsuite/debug_msg.sh: Avoid matching source line number for
910 use of global variable undef_int.
914 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
915 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
916 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
917 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
918 * options.cc (General_options::General_options): Initialize member
920 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
921 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
922 and rm_no_fix_v4bx.stdout
923 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
924 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
925 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
926 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
928 * Makefile.in: Regenerate.
929 * testsuite/arm_fix_v4bx.s: New file.
930 * testsuite/arm_fix_v4bx.sh: Ditto.
934 * arm.cc (Target_arm::got_section): Make the .got section the first
935 non RELRO section in the data segment.
936 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
937 suffixes of section names.
941 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
942 flags and attributes merging if an input file is a binary file.
943 * fileread.cc (Input_file::open): Record format of original file.
944 * fileread.h (Input_file::Format): New enum type.
945 (Input_file::Input_file): Initialize data member format_.
946 (Input_file::format): New method definition.
947 (Input_file::format_):: New data member.
951 * arm.cc (Arm_output_data_got): New class.
952 (ARM_TCB_SIZE): New constant
953 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
954 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
955 If user uses a script with a SECTIONS clause, issue only a warning
956 for a misplaced EXIDX input section. Otherwise, issue an error.
957 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
959 (Target_arm::got_mode_index_entry): Handle static linking.
960 (Target_arm::Scan::local): Ditto.
961 (Target_arm::Scan::global): Ditto.
962 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
963 all incorrectly implemented relocations.
964 (Target_arm::fix_exidx_coverage): Pass layout to
965 Arm_output_section::fix_exidx_coverage.
966 * layout.cc (Layout::section_name_mapping): Remove trailing dots
967 from ".ARM.exidx." and ".ARM.extab.".
971 * arm.cc (Target_arm::do_finalize_sections): Create attribute
972 section if it does not already exist.
973 * attributes.cc (Attributes_section_data::Attributes_section_data):
974 Don't crash if size is zero.
979 * gold.cc (queue_middle_tasks): If no input files were opened,
981 * workqueue.h (Task_function::Task_function): Assert that there is
986 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
987 * icf.cc (get_section_contents): Cast snprintf arguments to long long
988 types to avoid warnings due to different uint64_t implementations
993 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
994 handling of the maximum backward branch offset.
995 (Arm_relocate_functions::thumb_branch_common): Ditto.
996 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
997 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
998 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
999 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1000 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1001 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1002 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1003 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1004 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1005 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1006 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1007 thumb2_bl_out_of_range.o): New rules.
1008 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1009 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1010 thumb2_bl_out_of_range
1011 * testsuite/Makefile.in: Regenerate.
1012 * testsuite/arm_bl_in_range.s: New file.
1013 * testsuite/arm_bl_out_of_range.s: Ditto.
1014 * testsuite/arm_branch_in_range.sh: Ditto.
1015 * testsuite/arm_branch_range.t: Ditto.
1016 * testsuite/thumb2_branch_range.t: Ditto.
1017 * testsuite/thumb_bl_in_range.s: Ditto.
1018 * testsuite/thumb_bl_out_of_range.s: Ditto.
1019 * testsuite/thumb_branch_range.t: Ditto.
1023 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1024 Add reloc offset information.
1025 * icf.cc (get_section_contents): Change iterators to point to the new
1026 vectors. Add reloc offset information to the contents.
1027 * icf.h (Icf::Sections_reachable_info): New typedef.
1028 (Icf::Sections_reachable_list): New typedef.
1029 (Icf::Offset_info): New typedef.
1030 (Icf::Reloc_info): New struct typedef.
1031 (Icf::Reloc_info_list): New typedef.
1032 (Icf::symbol_reloc_list): Delete method.
1033 (Icf::addend_reloc_list): Delete method.
1034 (Icf::section_reloc_list): Delete method.
1035 (Icf::reloc_info_list): New method.
1036 (Icf::reloc_info_list_): New member.
1040 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1041 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1042 * arm.cc (Arm_relocation_functions): New forward declaration.
1043 (Target_arm::Target_arm): Initialize new data members
1044 got_mod_index_offset_ and tls_base_symbol_defined_.
1045 (Target_arm::Relocate::relocate_tls): New method.
1046 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1047 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1049 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1050 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1051 (Target_arm::got_mod_index_offset_,
1052 Target_arm::tls_base_symbol_defined_): New data members.
1053 (Target_arm::Scan::local, Target::Scan::global,
1054 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1059 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1060 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1061 text section as a parameter becuase some broken tools may not set
1062 the link in section header.
1063 (Target_arm::has_got_section): New method.
1064 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1065 without any mapping symbol as data only. Remove warning.
1066 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1067 link in its section header, try to discover the link by inspecting the
1068 REL31 relocation at the beginning of the section.
1069 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1071 (Target_arm::Scan::global): Treat any reference to the symbol
1072 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1076 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1077 (Scan::global_reloc_may_be_function_pointer): New function.
1078 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1079 (Scan::global_reloc_may_be_function_pointer): New function.
1080 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1081 (Scan::global_reloc_may_be_function_pointer): New function.
1082 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1083 (Scan::global_reloc_may_be_function_pointer): New function.
1084 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1085 (Scan::global_reloc_may_be_function_pointer): New function.
1086 (Scan::possible_function_pointer_reloc): New function.
1087 (Target_x86_64::can_check_for_function_pointers): New function.
1088 * gc.h (gc_process_relocs): Scan relocation types to determine if
1089 function pointers were taken for targets that support it.
1090 * icf.cc (Icf::find_identical_sections): Include functions for
1091 folding in safe ICF whose pointer is not taken.
1092 * icf.h (Secn_fptr_taken_set): New typedef.
1093 (fptr_section_id_): New member.
1094 (section_has_function_pointers): New function.
1095 (set_section_has_function_pointers): New function.
1096 (check_section_for_function_pointers): New function.
1097 * options.h: Fix comment for safe ICF option.
1098 * target.h (can_check_for_function_pointers): New function.
1099 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1100 Modify icf_safe_test for X86-64.
1101 * testsuite/Makefile.in: Regenerate.
1102 * testsuite/icf_safe_so_test.cc: New file.
1103 * testsuite/icf_safe_so_test.sh: New file.
1104 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1105 (main): Change to take pointer to function kept_func_3.
1106 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1107 folding is done correctly for X86-64.
1111 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1112 is_symbolless parameter.
1113 (Output_reloc<SHT_REL>::is_symbolless): New.
1114 (Output_reloc<SHT_REL>::is_symbolless_): New.
1115 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1116 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1117 (Output_reloc<SHT_RELA>::is_symbolless): New.
1118 (Output_data_reloc::add_global): Handle is_symbolless.
1119 (Output_data_reloc::add_global_relative): Likewise.
1120 (Output_data_reloc::add_local): Likewise.
1121 (Output_data_reloc::add_local_relative): Likewise.
1122 (Output_data_reloc::add_symbolless_global_addend): New.
1123 (Output_data_reloc::add_symbolless_local_addend): New.
1124 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1126 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1127 instead of ->is_relative_
1128 (Output_reloc::write): Likewise.
1129 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1130 (Output_reloc::write_rel): Simplify.
1132 * sparc.cc (Target_sparc::Scan::local): Use
1133 ->add_symbolless_local_addend as needed.
1134 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1135 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1136 based upon relocation offset.
1140 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1141 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1142 beginning of function.
1143 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1144 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1145 parameter is_32bit in calls to should_apply_static_reloc.
1146 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1147 (check_DATA): Add arm_abs_global.stdout.
1148 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1149 arm_abs_global.stdout): New rules.
1150 (MOSTLLYCLEANFILES): Add arm_abs_global
1151 * Makefile.in: Regenerate.
1152 * testsuite/arm_abs_global.s: New file.
1153 * testsuite/arm_abs_global.sh: Ditto.
1154 * testsuite/arm_abs_lib.s: Ditto.
1158 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1160 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1161 Allocate_commons_task first.
1162 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1163 task, rather than symtab_lock_.
1164 (Gc_process_relocs::~Gc_process_relocs): New function.
1165 (Gc_process_relocs::is_runnable): Check this_blocker_.
1166 (Gc_process_relocs::locks): Use next_blocker_ rather than
1168 (Scan_relocs::~Scan_relocs): New function.
1169 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1171 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1173 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1174 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1175 constructor accordingly.
1176 (class Gc_process_relocs): Likewise.
1177 (class Scan_relocs): Likewise.
1178 * common.h (class Allocate_commons_task): Remove symtab_lock_
1179 field, and corresponding constructor parameter.
1180 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1182 (Allocate_commons_task::locks): Likewise.
1186 * gold-threads.h (class Once): Define.
1187 (class Initialize_lock): Rewrite as child of Once.
1188 * gold-threads.cc (class Once_initialize): Define.
1189 (once_pointer_control): New static variable.
1190 (once_pointer, once_arg): New static variables.
1191 (c_run_once): New static function.
1192 (Once::Once, Once::run_once, Once::internal_run): New functions.
1193 (class Initialize_lock_once): Remove.
1194 (initialize_lock_control): Remove.
1195 (initialize_lock_pointer): Remove.
1196 (initialize_lock_once): Remove.
1197 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1198 (Initialize_lock::initialize): Rewrite.
1199 (Initialize_lock::do_run_once): New function.
1200 * archive.cc (Archive::interpret_header): Only clear name if it is
1202 * fileread.cc: Include "gold-threads.h"
1203 (file_counts_lock): New static variable.
1204 (file_counts_initialize_lock): Likewise.
1205 (File_read::release): Only increment counts when using --stats.
1206 Use a lock around the increment.
1207 * parameters.cc (class Set_parameters_target_once): Define.
1208 (set_parameters_target_once): New static variable.
1209 (Parameters::Parameters): Move here from parameters.h.
1210 (Parameters::set_target): Rewrite.
1211 (Parameters::set_target_once): New function.
1212 (Parameters::clear_target): Move here and rewrite.
1213 * parameters.h (class Parameters): Update declarations. Add
1214 set_parameters_target_once_ field.
1215 (Parameters::Parameters): Move to parameters.cc.
1216 (Parameters::clear_target): Likewise.
1217 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1219 (Start_group::~Start_group): New function.
1220 (Start_group::is_runnable): New function.
1221 (Start_group::locks, Start_group::run): New functions.
1222 (Finish_group::run): Change saw_undefined to size_t.
1223 * readsyms.h (class Start_group): Define.
1224 (class Finish_group): Change saw_undefined_ field to size_t.
1225 (Finish_group::Finish_group): Remove saw_undefined and
1226 this_blocker parameters. Change all callers.
1227 (Finish_group::set_saw_undefined): New function.
1228 (Finish_group::set_blocker): New function.
1229 * symtab.h (class Symbol_table): Change saw_undefined to return
1230 size_t. Change saw_undefined_ field to size_t.
1231 * target-select.cc (Set_target_once::do_run_once): New function.
1232 (Target_selector::Target_selector): Initialize set_target_once_
1233 field. Don't initialize lock_ and initialize_lock_ fields.
1234 (Target_selector::instantiate_target): Rewrite.
1235 (Target_selector::set_target): New function.
1236 * target-select.h (class Set_target_once): Define.
1237 (class Target_selector): Update declarations. Make
1238 Set_target_once a friend. Remove lock_ and initialize_lock_
1239 fields. Add set_target_once_ field.
1243 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1245 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1246 (queue_middle_tasks): Add all blockers before queueing any tasks.
1247 (queue_final_tasks): Likewise.
1248 * token.h (Task_token::add_blockers): New function.
1249 * object.h (Input_objects::number_of_relobjs): New function.
1253 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1254 shared, not if not position independent.
1255 * x86_64.cc (Relocate::relocate_tls): Likewise.
1256 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1257 (tls_pie_pic_test): New target.
1258 * testsuite/Makefile.in: Rebuild.
1260 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1261 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1262 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1263 * testsuite/Makefile.in: Rebuild.
1267 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1268 R_SPARC_RELATIVE using ->add_local_relative().
1269 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1271 * output.h (Output_data_dynamic::add_section_size): New method
1272 that takes two Output_data objects.
1273 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1274 entry param. Handle it in initializers.
1275 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1276 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1277 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1279 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1280 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1281 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1282 for dynrel_includes_plt.
1283 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1284 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1285 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1287 (Target_sparc::do_finalize_sections): Update to pass true for
1288 dynrel_includes_plt.
1289 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1290 output before .rela.plt
1291 (Target_powerpc::do_finalize_sections): Update to pass true for
1292 dynrel_includes_plt when 32-bit.
1296 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1298 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1299 Arm_relobj::scan_section_for_cortex_a8_stubs,
1300 Arm_relobj::do_relocation_section): Instead of calling
1301 Output_section::output_address, use faster
1302 Arm_relobj::simple_input_section_output_address.
1306 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1307 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1308 relocation helper function.
1310 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1311 just like R_SPARC_GOT{10,13,22}.
1312 (Target_sparc::Scan::local): Likewise.
1313 (Target_sparc::Relocate:relocate): Likewise.
1317 * configure.ac: Rewrite targetobjs duplicate removal code to use
1318 only shell constructs.
1319 * configure: Rebuild.
1324 * arm.cc (Arm_relobj::section_is_scannable): New method.
1325 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1326 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1331 * arm-reloc-property.cc (cstdio): Include.
1332 * configure.ac (targetobjs): Remove duplicates.
1333 * configure: Regenerate.
1334 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1335 big and little endian version for a given address size.
1339 * arm-reloc-property.cc
1340 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1342 * arm-reloc-property.h
1343 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1344 New method definition.
1345 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1347 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1349 (GOT_PREL): Change implemented to Y.
1350 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1351 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1352 (Arm_relocate_functions::movw_abs_nc): Remove method.
1353 (Arm_relocate_functions::movt_abs): Ditto.
1354 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1355 (Arm_relocate_functions::thm_movt_abs): Ditto.
1356 (Arm_relocate_functions::movw_rel_nc): Ditto.
1357 (Arm_relocate_functions::movw_rel): Ditto.
1358 (Arm_relocate_functions::movt_rel): Ditto.
1359 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1360 (Arm_relocate_functions:thm_movw_rel): Ditto.
1361 (Arm_relocate_functions:thm_movt_rel): Ditto.
1362 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1363 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1364 New method definitions.
1365 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1366 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1367 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1368 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1369 (Target_arm::Relocate::relocate): Check for non-static or
1370 unimplemented relocation code and exit early. Change calls to
1371 Target_arm::reloc_uses_thumb_bit and
1372 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1373 instead. Refactor code to handle similar relocations to increase
1374 code sharing. Remove check for unsupported relocation code in switch
1376 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1377 relocation property table to find out size. Change error message to
1378 print out the name of a relocation code instead of the numeric value.
1379 (Target_arm::scan_reloc_for_stub): Use relocation property table
1380 instead of calling Target_arm::reloc_uses_thumb_bit().
1384 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1385 types of relaxed input section.
1389 * Makefile.am (HFILES): Add arm-reloc-property.h.
1391 (TARGETSOURCES): Add arm-reloc-property.cc
1392 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1393 (libgold_a_SOURCES): $(DEFFILES)
1394 * Makefile.in: Regenerate.
1395 * arm-reloc-property.cc: New file.
1396 * arm-reloc-property.h: New file.
1397 * arm-reloc.def: New file.
1398 * arm.cc: Update comments.
1399 (arm-reloc-property.h): New included header.
1400 (arm_reloc_property_table): New global variable.
1401 (Target_arm::do_select_as_default_target): New method definition.
1402 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1403 arm-reloc-property to targ_extra_obj.
1404 * parameters.cc (set_parameters_target): Call
1405 Target::select_as_default_target().
1406 * target.h (Target::select_as_default_target): New method definition.
1407 (Target::do_select_as_default_target): Same.
1411 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1412 first_output_text_section_.
1413 (Arm_exidx_fixup::first_output_text_section): New method definition.
1414 (Arm_exidx_fixup::first_output_text_section_): New data member.
1415 (Arm_exidx_fixup::process_exidx_section): Record the first text
1416 output section seen.
1417 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1418 and entsize in output section header.
1422 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1423 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1424 (Arm_relocate_functions::thm_alu11): New Method.
1425 (Arm_relocate_functions::thm_pc8): New Method.
1426 (Arm_relocate_functions::thm_pc12): New Method.
1427 (Target_arm::Scan::local): Handle the relocations.
1428 (Target_arm::Scan::global): Likewise.
1429 (Target_arm::Relocate::relocate): Likewise.
1430 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1434 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1435 of relocation types as ld.
1439 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1441 (Arm_relocate_functions::thumb_branch_common): Ditto.
1442 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1443 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1444 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1445 Arm_relocate_functions::jump24): Remove.
1446 (Target_arm::Relocate::relocate): Adjust code to call
1447 Arm_relocation_functions::arm_branch_common and
1448 Arm_relocation_functions::thumb_branch_common instead of their removed
1449 wrappers. Merge switch-cases together to reduce source code size.
1453 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1454 output_local_symbol_count_needs_update_.
1455 (Arm_relobj::output_local_symbol_count_needs_update,
1456 Arm_relobj::set_output_local_symbol_count_needs_update,
1457 Arm_relobj::update_output_local_symbol_count): New methods.
1458 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1460 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1461 of pointed function as in a R_ARM_PREL31 relocation.
1462 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1463 for output local symbol count updating.
1464 (Target_arm::do_relax): Update output local symbol counts in objects
1466 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1470 * arm.cc: Added support for the ARM relocations:
1471 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1472 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1473 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1475 (Arm_relocate_functions::movw_rel): New method.
1476 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1477 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1479 (Arm_relocate_functions::thm_movw_rel): New method.
1480 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1482 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1484 (Target_arm::Scan::global): Likewise.
1485 (Target_arm::Relocate::relocate): Likewise.
1486 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1491 * arm.cc: Added support for ARM group relocations.
1492 (Target_arm::reloc_needs_sym_origin): New method.
1493 (Arm_relocate_functions::calc_grp_kn): New method.
1494 (Arm_relocate_functions::calc_grp_residual): New method.
1495 (Arm_relocate_functions::calc_grp_gn): New method.
1496 (Arm_relocate_functions::arm_grp_alu): New Method.
1497 (Arm_relocate_functions::arm_grp_ldr): New Method.
1498 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1499 (Arm_relocate_functions::arm_grp_ldc): New Method.
1500 (Target_arm::Scan::local): Handle the ARM group relocations.
1501 (Target_arm::Scan::global): Likewise.
1502 (Target_arm::Relocate::relocate): Likewise.
1503 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1508 * arm.cc (set): Include.
1509 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1511 (Arm_output_section::Text_section_list): New type.
1512 (Arm_output_section::append_text_sections_to_list): New method.
1513 (Arm_output_section::fix_exidx_coverage): Ditto.
1514 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1515 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1516 Relobj::set_section_offset() instead of
1517 Sized_relobj::invalidate_section_offset().
1518 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1519 parameter for section headers. Ignore relocation sections for
1520 unallocated sections and EXIDX sections.
1521 (Target_arm::fix_exidx_coverage): New method.
1522 (Target_arm::output_section_address_less_than): New type.
1523 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1524 linked text section instead of the EXIDX section.
1525 (Arm_output_section::create_stub_group): Add an assertion to check
1526 that this is not an EXIDX output section.
1527 (Arm_output_section::append_text_sections_to_list): New method.
1528 (Arm_output_section::fix_exidx_coverage): Ditto.
1529 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1530 Arm_relobj::section_needs_reloc_stub_scanning.
1531 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1533 (Target_arm::fix_exidx_coverage): New method.
1534 * object.h (Relobj::set_output_section): New method.
1535 (Sized_relobj::invalidate_section_offset): Remove method.
1536 (Sized_relobj::do_invalidate_section_offset): Remove method.
1537 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1541 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1542 Fix warning due to signed and unsigned comparison on a 32-bit host.
1546 * arm.cc (Target_arm::do_relax): Record an output section for section
1547 offset adjustment it contains any stub table that has changed.
1548 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1549 offsets in an output section if necessary.
1550 * output.cc (Output_section::Output_section): Initialize
1551 section_offsets_need_adjustments_.
1552 (Output_section::add_input_section_for_script): Renamed to
1553 Output_section::add_simple_input_section.
1554 (Output_section::save_states): Add a comment.
1555 (Output_section::discard_states): New method defintion.
1556 (Output_section::adjust_section_offsets): Same.
1557 * output.h (Output_section::add_input_section_for_script): Renamed to
1558 Output_section::add_simple_input_section.
1559 (Output_section::discard_states): New method declaration.
1560 (Output_section::adjust_section_offsets): Same.
1561 (Output_section::section_offsets_need_adjustment,
1562 Output_section::set_section_offsets_need_adjustment): New method
1564 (Output_section::section_offsets_need_adjustment_): New data member.
1565 * script-sections.cc
1566 (Output_section_element_input::set_section_address): Adjust code for
1567 renaming of Output_section::add_input_section_for_script.
1568 (Orphan_output_section::set_section_address): Same.
1572 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1573 Fix_v4bx enum values .
1574 * gold/options.h (General_options): New option definitions.
1575 (General_options::fix_v4bx): New method.
1576 (General_options::Fix_v4bx): New enum.
1577 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1578 (General_options::parse_fix_v4bx_interworking): New method.
1582 * arm.cc (Arm_exidx_fixup): New class.
1586 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1588 (Arm_exidx_section_offset_map): New type.
1592 * arm.cc (Arm_exidx_input_section): New class.
1593 (Arm_relobj::exidx_input_section_by_link,
1594 Arm_relobj::exidx_input_section_by_shndx,
1595 Arm_relobj::make_exidx_input_section): New methods.
1596 (read_arm_attributes_section): Remove.
1597 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1598 information about them.
1599 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1604 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1605 Input_section_specifier to Section_id.
1606 (Target_arm::new_arm_input_section: Adjust code for change of key
1608 (Target_arm::find_arm_input_section): Ditto.
1609 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1610 (Section_id): Remove.
1611 (Garbage_collection::Section_id_hash): Remove.
1612 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1613 (Section_id): Remove.
1614 (Icf::Section_id_hash): Remove.
1615 * object.h (Section_id, Const_section_id, Section_id_hash,
1616 Const_section_id_hash): New type definitions.
1617 * output.cc (Output_section::add_relaxed_input_section): Change to
1618 use Const_section_id instead of Input_section_specifier as key type.
1619 (Output_section::add_merge_input_section): Ditto.
1620 (Output_section::build_relaxation_map): Change to use Section_id
1621 instead of Input_section_specifier as key type.
1622 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1624 (Output_section::convert_input_sections_to_relaxed_sections): Change
1625 to use Const_section_id instead of Input_section_specifier as key type.
1626 (Output_section::find_merge_section): Ditto.
1627 (Output_section::find_relaxed_input_section): Ditto.
1628 * output.h (Input_section_specifier): Remove class.
1629 (Output_section::Output_section_data_by_input_section_map): Change
1630 key type to Const_section_id.
1631 (Output_section::Output_relaxed_input_section_by_input_section_map):
1633 (Output_section::Relaxation_map): Change key type to Section_id.
1637 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1638 (class Arm_v4bx_stub): New class.
1639 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1640 (Stub_factory::make_arm_v4bx_stub): New method.
1641 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1642 (Stub_table::empty): Handle v4bx stubs.
1643 (Stub_table::add_arm_v4bx_stub): New method.
1644 (Stub_table::find_arm_v4bx_stub): New method.
1645 (Arm_relocate_functions::v4bx): New method.
1646 (Target_arm::fix_v4bx): New method.
1647 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1648 (Stub_table::relocate_stubs): Likewise.
1649 (Stub_table::do_write): Likewise.
1650 (Stub_table::update_data_size_and_addralign): Likewise.
1651 (Stub_table::finalize_stubs): Likewise.
1652 (Target_arm::Scan::local): Likewise.
1653 (Target_arm::Scan::global): Likewise.
1654 (Target_arm::do_finalize_sections): Likewise.
1655 (Target_arm::Relocate::relocate): Likewise.
1656 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1658 (Target_arm::scan_reloc_for_stub): Likewise.
1659 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1663 * output.cc (Output_section_headers::do_sized_write): Write large
1664 segment count to sh_info field.
1665 (Output_file_header::do_sized_write): For large segment count,
1666 write PN_XNUM to e_phnum field.
1670 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1671 (Arm_relocate_functions::thm_jump8): New function.
1672 (Arm_relocate_functions::thm_jump11): New function.
1673 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1675 (Target_arm::Scan::global): Likewise.
1676 (Target_arm::Relocate::relocate): Likewise.
1677 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1682 * arm.cc (map, utility): Include headers.
1683 (Target_arm::apply_cortex_a8_workaround): New method.
1684 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1685 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1686 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1687 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1688 the --[no-]fix-cortex-a8 command line options.
1689 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1690 (Target_arm::relocate_stub): Use addend in instruction template.
1691 * options.h (DEFINE_bool): Set the user-set flag.
1692 (General_options): Add --[no-]-fix-cortex options.
1693 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1694 : Update fast look-up map after conversion.
1698 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1699 in the first pass of do_layout.
1703 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1704 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1705 apparent compiler problem of not folding static constant integral
1706 data members of elfcpp::Elf_sizes<32>.
1710 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1711 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1712 Arm_relobj::scan_section_for_cortex_a8_erratum,
1713 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1714 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1715 sections to scan for relocation stubs into a new method
1716 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1717 relocation and Cortex-A8 stub scanning.
1718 (Target_arm::do_relax): Force stubs to be after stubbed sections
1719 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1720 the beginning of a new relaxation pass. Update a comment.
1721 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1725 * target-reloc.h (visibility_error): New inline function.
1726 (relocate_section): Call visibility_error.
1727 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1728 (MOSTLYCLEANFILES): Likewise.
1729 (protected_4_pic.o, protected_3.err): New targets.
1730 * testsuite/protected_4.cc: New file.
1734 * arm.cc (Cortex_a8_reloc): New class.
1735 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1736 and cortex_a8_relocs_info_.
1737 (Target_arm::fix_cortex_a8): New method definition.
1738 (Target_arm::Cortex_a8_relocs_info): New type.
1739 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1740 New data member declarations.
1741 (Target_arm::scan_reloc_for_stub): Record information about
1742 relocations for THUMB branches that might be exempted from the
1743 Cortex-A8 workaround.
1744 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1745 at the beginning of a relaxation pass.
1749 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1750 (Arm_relobj::Mapping_symbol_position,
1751 Arm_reloj::Mapping_symbol_position_less,
1752 Arm_relobj::Mapping_symbols_info): New types.
1753 (Target_arm::is_mapping_symbol_name): New method definition.
1754 (Arm_relobj::do_count_local_symbols): Save information about mapping
1759 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1760 Arm_relocate_functions::thumb32_branch_upper,
1761 Arm_relocate_functions::thumb32_branch_lower,
1762 Arm_relocate_functions::thumb32_cond_branch_offset,
1763 Arm_relocate_functions::thumb32_cond_branch_upper,
1764 Arm_relocate_functions::thumb32_cond_branch_lower,
1765 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1766 branch offset encoding.
1767 (Arm_relocate_functions::thumb_branch_common): Use new branch
1768 offset encoding methods to avoid code duplication.
1769 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1770 (Stub_addend_reader::operator()): Use new branch encoding method
1771 to avoid code duplication.
1775 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1776 (Target_arm::do_finalize_sections): Define special EXIDX section
1777 symbols only if referenced.
1778 * gc.h (Garbage_collection::add_reference): New method.
1779 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1784 * script.cc (Version_script_info::build_expression_list_lookup):
1785 Change complaing about duplicate wildcard match from error to
1788 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1790 (Version_script_info::Version_script_info): Initialize globs_,
1791 default_version_, default_is_global_, and exact_. Don't
1792 initialize globals_ or locals_.
1793 (Version_script_info::build_lookup_tables): Build local symbols
1795 (Version_script_info::unquote): New function.
1796 (Version_script_info::add_exact_match): New function.
1797 (Version_script_info::build_expression_list_lookup): Remove lookup
1798 parameter. Add is_global parameter. Change all callers. Handle
1799 wildcard pattern specially. Unquote pattern. Call
1801 (Version_script_info::get_name_to_match): New function.
1802 (Version_script_info::get_symbol_version): New function.
1803 (Version_script_info::get_symbol_version_helper): Remove.
1804 (Version_script_info::check_unmatched_names): Call unquote.
1805 * script.h (class Version_script_info): Change get_symbol_version
1806 to be non-inline and add is_global parameter; change all callers.
1807 Rewrite symbol_is_local. Update declarations. Define struct
1808 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1809 Remove globals_ and locals_ members. Add exact_, globs_,
1810 default_version_, is_global_.
1811 (Version_script_info::Glob): Remove pattern, add expression and
1812 is_global. Update constructor. Change all callers.
1813 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1815 (Versions::symbol_section_contents): If a symbol is undefined, or
1816 defined in a dynamic object, set the version index to
1818 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1820 (Symbol_table::add_from_pluginobj): Likewise.
1821 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1825 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1826 (incremental_dump_LDADD): Add linking option for libintl.
1827 * Makefile.in: Regenerate.
1832 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1834 * testsuite/Makefile.in: Regenerated.
1838 * options.h (DEFINE_var): Use parentheses around argument varname__
1839 in macro body to avoid any unintended subsequent substitutions.
1843 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1844 candidates before doing symbol resolution.
1846 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1847 ODR candidates if only one is weak.
1851 * script.cc (Version_script_info::build_expression_list_lookup):
1852 Don't warn about ambiguous version, just record the ambiguity.
1853 (Version_script_info::get_symbol_version_helper): Give error if
1854 version is ambiguous.
1858 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1859 prev_data_size_ and prev_addralign_. Remove initializer for
1860 deleted data member has_been_changed_.
1861 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1862 to determine if the table is empty.
1863 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1865 (Stub_table::add_reloc_stub): Define method in class definition
1866 instead of just declaring it there.
1867 (Stub_table::add_cortex_a8_stub): New method definition.
1868 (Stub_table::update_data_size_and_addralign): Ditto.
1869 (Stub_table::finalize_stubs): Ditto.
1870 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1871 (Stub_table::do_addralign_): Return address alignment in the
1872 (Stub_table::do_reset_address_and_file_offset): Define method in
1873 class definition instead of declaring it there. Set current data
1874 size to be the data size of the previous pass.
1875 (Stub_table::set_final_data_size): Use current data size as the
1877 (Stub_table::relocate_stub): Change parameter type of stub from
1878 Reloc_stub pointer to Stub pointer.
1879 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1880 (Stub_table::Cortex_a8_stub_list): New typedef.
1881 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1882 Stub_table::prev_addralign_): New data member.
1883 (Arm_relobj::Arm_relobj): Initialize data member
1884 section_has_cortex_a8_workaround_.
1885 (Arm_relobj::section_has_cortex_a8_workaround,
1886 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1888 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1890 (Target_arm::relocate_stub): Change parameter type of stub from
1891 Reloc_stub pointer to Stub pointer.
1892 (Insn_template::size, Insn_template::alignment): Handle
1893 THUMB16_SPECIAL_TYPE.
1894 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1895 Stub_table::update_data_size_and_addralign,
1896 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1898 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1899 (Stub_table::do_write): Ditto.
1900 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1905 * symtab.h (class Symbol): Remove fields is_target_special_ and
1906 has_plt_offset_. Add field is_defined_in_discarded_section_.
1907 (Symbol::is_defined_in_discarded_section): New function.
1908 (Symbol::set_is_defined_in_discarded_section): New function.
1909 (Symbol::has_plt_offset): Rewrite.
1910 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1911 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1912 Don't initialize is_target_special_ or has_plt_offset_.
1913 Initialize is_defined_in_discarded_section_.
1914 (Symbol_table::add_from_relobj): If appropriate, set
1915 is_defined_in_discarded_section.
1916 * resolve.cc (Symbol::override_base_with_special): Don't test
1917 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1918 * target-reloc.h (relocate_section): Do special handling for
1919 symbols defined in discarded sections for global symbols as well
1924 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1925 the SHT_SYMTAB case.
1929 * object.cc (Sized_relobj::do_layout): Don't get confused if
1930 layout_eh_frame returns NULL.
1935 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1936 dynamic symbol table, use the normal symbol table.
1937 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1943 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1948 * version.cc (print_version): Change to "Copyright 2010".
1954 * i386.cc (class Target_i386): Change return type of plt_section
1956 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1957 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1958 tls_desc_rel_ field.
1959 (Output_data_plt_i386::rel_tls_desc): New function.
1960 (Target_i386::rel_tls_desc_section): New function.
1961 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1962 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1963 R_386_TLS_DESC reloc in rel_tls_desc_section.
1964 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1965 Define struct Tlsdesc_info.
1966 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1967 (Target_x86_64::do_reloc_symbol_index): New function.
1968 (Target_x86_64::add_tlsdesc_info): New function.
1969 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1970 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1972 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1974 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1975 (Target_x86_64::rela_tlsdesc_section): New function.
1976 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1978 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1979 (Target_x86_64::do_reloc_addend): New function.
1980 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1981 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1982 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1983 (Output_reloc::type): New function.
1984 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1985 (Output_reloc::is_target_specific): New function.
1986 (Output_reloc::target_arg): New function.
1987 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1988 absolute relocs and target specific relocs.
1989 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1990 add_target_specific.
1991 (class Output_data_reloc) [SHT_RELA]: Likewise.
1992 * output.cc (Output_reloc::Output_reloc): Add four new versions
1993 for absolute relocs and target specific relocs.
1994 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1995 (Output_reloc::get_symbol_index): Likewise.
1996 (Output_reloc::local_section_offset): Check that local_sym_index_
1997 is not TARGET_CODE or 0.
1998 (Output_reloc::symbol_value): Likewise.
1999 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2001 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2002 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2004 * layout.cc (add_target_dynamic_tags): Use output section for
2005 DT_PLTRELSZ and DT_JMPREL.
2010 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2012 (class Output_data_reloc_generic): Define.
2013 (class Output_data_reloc_base): Change base class to
2014 Output_data_reloc_generic. Change add() method to call
2015 bump_relative_reloc_count for a relative reloc. Remove
2017 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2019 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2020 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2022 * layout.h (class Layout): Update declaration.
2026 * output.h (class Output_data): Add const version of
2027 output_section and do_output_section.
2028 (class Output_section_data): Add const version of
2030 (class Output_section): Likewise.
2031 * layout.cc (Layout::add_target_dynamic_tags): New function.
2032 * layout.h (class Layout): Update declarations.
2033 * arm.cc (Target_arm::do_finalize_sections): Use
2034 add_target_dynamic_tags.
2035 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2036 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2037 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2038 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2043 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2050 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2051 Xindex::read_symtab_xindex.
2055 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2056 (Insn_template::thumb16_bcond_insn): New method declaration.
2057 (Insn_template): Fix spelling.
2058 (Stub::thumb16_special): New method declaration.
2059 (Stub::do_write): Define virtual method which was previously pure
2061 (Stub::do_thumb16_special): New method declaration.
2062 (Stub::do_fixed_endian_write): New template member.
2063 (Reloc_stub::do_write): Remove.
2064 (Reloc_stub::do_fixed_endian_write): Remove.
2065 (Cortex_a8_stub): New class definition.
2066 (Stub_factory::make_cortex_a8_stub): New method definition.
2067 (Stub_factory::Stub_factory): Add missing static storage class
2068 qualifier for elf32_arm_stub_a8_veneer_blx.
2073 * options.h (class General_options): Add --warn-unresolved-symbols
2074 and --error-unresolved-symbols.
2075 * errors.cc (Errors::undefined_symbol): Implement
2076 --warn-unresolved-symbols.
2078 * options.h (class General_options): Add -z text and -z textoff.
2079 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2083 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2084 (Garbage_collection::cident_sections): New function.
2085 (Garbage_collection::add_cident_section): New function.
2086 (Garbage_collection::cident_sections_): New member.
2087 (gc_process_relocs): Add references to sections whose names are C
2089 * gold.h (cident_section_start_prefix): New constant.
2090 (cident_section_stop_prefix): New constant.
2091 (is_cident): New function.
2092 * layout.cc (Layout::define_section_symbols): Replace string constants
2093 with the newly defined constants.
2094 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2096 * testsuite/Makefile.am: Add gc_orphan_section_test.
2097 * testsuite/Makefile.in: Regenerate.
2098 * testsuite/gc_orphan_section_test.cc: New file.
2099 * testsuite/gc_orphan_section_test.sh: New file.
2104 * options.h (class General_options): Add --warn-shared-textrel.
2105 * layout.cc (Layout::finish_dynamic_section): Implement
2106 --warn-shared-textrel.
2109 * options.h (class General_options): Add --warn-multiple-gp.
2113 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2114 $(THREADSLIB) and $(LIBDL).
2115 * Makefile.in: Rebuild.
2120 * options.cc (General_options::parse_section_start): New function.
2121 (General_options::section_start): New function.
2122 (General_options::General_options): Initialize all members.
2123 * options.h: Include <map>
2124 (class General_options): Add --section-start. Add section_starts_
2126 * layout.cc (Layout::attach_allocated_section_to_segment): If
2127 --section-start was used, set the address of the segment. Remove
2128 local sort_sections.
2129 (Layout::relaxation_loop_body): If the address of the load segment
2130 has been set by --section-start, don't use it.
2131 * output.h (Output_segment::update_flags_for_output_section): New
2133 * output.cc (Output_segment::add_output_section): Call
2134 update_flags_for_output_section.
2139 * options.h (class General_options): Add --undefined-version.
2140 * script.cc (struct Version_expression): Add was_matched_by_symbol
2142 (Version_script_info::matched_symbol): New function.
2143 (Version_script_info::get_symbol_version_helper): Call
2145 (Version_script_info::check_unmatched_names): New function.
2146 * script.h (class Version_script_info): Update declarations.
2147 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2149 * options.h (class General_options): Use DEFINE_bool_alias for
2150 allow_multiple_definition.
2151 * resolve.cc (Symbol_table::should_override): Don't test
2152 allow_multiple_definition.
2155 * options.h (class General_options): Add --cref.
2156 * main.cc (main): Print cref table if --cref. Don't close mapfile
2157 until after printing cref table.
2158 * cref.cc: Include "symtab.h".
2159 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2160 (Cref_table_compare::operator()): New function.
2161 (Cref_inputs::gather_cref): New function.
2162 (filecol): New static const.
2163 (Cref_inputs::print_cref): New function.
2164 (Cref::print_cref): New function.
2165 * cref.h: Include <cstdio>.
2166 (class Cref): Update declarations.
2167 * mapfile.h (Mapfile::file): New function.
2168 * object.h (class Object): Define Symbols. Declare virtual
2169 do_get_global_symbols.
2170 (Object::get_global_symbols): New function.
2171 * object.cc (Input_objects::add_object): Pass object to cref_ if
2173 (Input_objects::archive_start): Likewise.
2174 (Input_objects::archive_stop): Likewise.
2175 (Input_objects::print_cref): New function.
2176 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2177 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2179 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2181 * plugin.h (class Sized_pluginobj): Update declarations.
2185 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2186 to is_default_version. Rename insdef to insdefault.
2187 (Symbol_table::add_from_relobj): Rename def to is_default_version
2188 and local to is_forced_local.
2189 (Symbol_table::add_from_pluginobj): Likewise.
2190 (Symbol_table::add_from_dynobj): Likewise.
2191 (Symbol_table::define_special_symbol): Rename insdef to
2197 * options.h (class General_options): Add
2198 --allow-multiple-definition and -z muldefs.
2199 * resolve.cc (Symbol_table::should_override): Don't warn about a
2200 multiple symbol definition if --allow-multiple-definition or -z
2204 * options.h (class General_options): Add --add-needed and
2205 --copy-dt-needed-entries. Tweak --as-needed help entry.
2206 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2207 error if --copy-dt-needed-entries aka --add-needed is used and
2208 would cause a change in behaviour.
2211 * options.h (class General_options): Add -G as a short version of
2212 --shared. Add no-op options -assert, -g, and -i.
2216 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2217 check for .text or .gnu.linkonce.t sections.
2218 * icf.cc (Icf::find_identical_sections): Ditto.
2219 Change the detection for mangled function name within the section
2221 * icf.h (is_section_foldable_candidate): New function.
2226 * options.h (class General_options): Permit two dashes with
2227 --retain-symbols-file.
2232 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2233 don't put the file header and segment headers in the text
2237 * common.cc (Sort_commons::operator()): Stabilize sort when both
2239 (Symbol_table::do_allocate_commons_list): When allocating common
2240 symbols, skip a symbol which is no longer common.
2241 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2242 an object before checking its type.
2243 * testsuite/common_test_2.c: New file.
2244 * testsuite/common_test_3.c: New file.
2245 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2246 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2247 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2248 (common_test_2_pic.o, common_test_2.so): New targets.
2249 (common_test_3_pic.o, common_test_3.so): New targets.
2250 * testsuite/Makefile.in: Rebuild.
2253 * script.cc (read_input_script): If we see a new SECTIONS clause,
2254 and we have added an input section, give an error.
2255 * layout.h (class Layout): Add have_added_input_section function.
2256 Add have_added_input_section_ field.
2257 * layout.cc (Layout::Layout): Initialize
2258 have_added_input_section_.
2259 (Layout::layout): Set have_added_input_section_.
2260 (Layout::layout_eh_frame): Likewise.
2265 * options.h (class General_options): Add --sort-common option.
2266 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2267 * common.cc (Sort_common): Add sort_order parameter to
2268 constructor. Add sort_order_ field.
2269 (Sort_commons::operator): Check sort_order_.
2270 (Symbol_table::allocate_commons): Determine the sort order.
2271 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2273 (Symbol_table::do_allocate_commons_list): Likewise.
2278 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2279 symbols from this object, don't change the visibility of an
2281 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2286 * script.h (class Version_script_info): Define Language enum.
2287 Update declarations. Define Glob, Exact, and Lookup types. Add
2288 new fields globals_, locals_, and is_finalized_.
2289 * script.cc: Various formatting fixes.
2290 (class Parser_closure): Change language_stack_ from a vector of
2291 std::string to one of Version_script_info::Language. Adjust all
2293 (class Lazy_demangler): Remove.
2294 (struct Version_expression): Change language from std::string to
2295 Version_script_info::Language.
2296 (Version_script_info::Version_script_info): New function.
2297 (Version_script_info::~Version_script_info): Don't call clear.
2298 (Version_script_info::finalize): New function.
2299 (Version_script_info::build_lookup_tables): New function.
2300 (Version_script_info::build_expression_list_lookup): New
2302 (Version_script_info::get_symbol_version_helper): Rewrite to use
2304 (Version_script_info::print_expression_list): Adjust to use
2305 Version_script_info::Language.
2306 (script_push_lex_into_version_mode): Check that the version script
2307 has not been finalized.
2308 (version_script_push_lang): Change language string to
2309 Version_script_info::Language.
2310 * options.cc (Command_line::version_script): New function.
2311 * options.h (class General_options): Add finalize_dynamic_list
2312 function. Change version_script from declaration to definition.
2313 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2314 * testsuite/version_script.map: Remove duplicate def of foo.
2315 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2317 * testsuite/Makefile.in: Rebuild.
2322 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2323 if the input symbol index is 0, make the output symbol index 0.
2328 * options.h (class General_options): Add -x/--discard-all.
2329 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2330 --discard-all. If the local symbol needs a dynamic entry, check
2331 that before handling --discard-locals.
2336 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2338 (Output_segment::add_output_section): Don't change the flags if
2342 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2343 GNU hash table if they need a dynamic value. Otherwise, don't add
2344 them if they are defined in a dynamic object or are forced local.
2349 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2350 .gnu.hash table for a 32-bit target.
2353 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2354 regular and a dynamic object only needs a dynamic symbol table
2355 entry if it is externally visible.
2358 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2359 constructor. Add global_offset_table_ field.
2360 (Target_i386::got_section): Set global_offset_table_.
2361 (Target_i386::do_finalize_sections): Set global_offset_table_
2363 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2364 in constructor. Add global_offset_table_ field.
2365 (Target_x86_64::got_section): Set global_offset_table_.
2366 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2369 * layout.cc (Layout::Layout): Initialize increase_relro_.
2370 (Layout::get_output_section): Add is_relro, is_last_relro, and
2371 is_first_non_relro parameters. Change all callers.
2372 (Layout::choose_output_section): Likewise.
2373 (Layout::add_output_section_data): Likewise.
2374 (Layout::make_output_section): Likewise.
2375 (Layout::set_segment_offsets): Clear increase_relro when using a
2377 * layout.h (class Layout): Add increase_relro method. Add
2378 increase_relro_ field. Update declarations.
2379 * output.cc (Output_section::Output_section): Initialize
2380 is_last_relro_ and is_first_non_relro_.
2381 (Output_segment::add_output_section): Group relro sections is
2382 do_sort is true. Handle is_last_relro and is_first_non_relro.
2383 (Output_segment::maximum_alignment): Remove relro handling.
2384 (Output_segment::set_section_addresses): Add increase_relro
2385 parameter. Change all callers. Add initial alignment to align
2386 relro sections on separate page. Remove old relro handling.
2387 (Output_segment::set_section_list_addresses): Remove in_relro
2388 parameter. Change all callers.
2389 (Output_segment::set_offset): Add increase parameter. Change all
2390 callers. Remove old relro handling.
2391 * output.h (class Output_section): Add new methods: is_last_relro,
2392 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2393 Add is_last_relro_ and is_first_non_relro_ fields.
2394 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2395 Create separate .got.plt section. Call increase_relro.
2396 * x86_64.cc (Target_x86_64::got_section): Likewise.
2397 * testsuite/relro_script_test.t: Add .got.plt.
2400 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2401 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2402 (Layout::finalize): Call set_dynamic_symbol_size.
2403 (Layout::set_dynamic_symbol_size): New function.
2404 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2405 set_dynamic_symbol_size.
2408 * output.h (class Output_section): Add is_entsize_zero_ field.
2409 * output.cc (Output_section::Output_section): Initialize
2411 (Output_section::set_entsize): If two different entsizes are
2412 requested, force it to zero.
2413 (Output_section::add_input_section): Set flags for .debug_str
2414 before updating section flags. Set entsize.
2415 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2416 and SHF_STRING if all input sections have those flags.
2420 * main.cc (main): Fix the sys time reporting.
2421 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2426 * options.cc (General_options::parse_version): Allow -v to exit
2427 without an error if there is nothing to link.
2431 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2432 using a version of gcc before 4.1.
2433 * configure: Rebuild.
2437 * attributes.cc (Output_attributes_section_data::do_write): Use
2438 std::vector::front rather than std::vector::data.
2442 * symtab.h (class Symbol_table): Add enum Defined.
2443 * resolve.cc (Symbol_table::should_override): Add defined
2444 parameter. Change all callers. Test whether object is NULL
2445 before calling a method on it.
2446 (Symbol_table::report_resolve_problem): Add defined parameter.
2448 (Symbol_table::should_override_with_special): Likewise.
2449 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2450 parameter. Change all callers.
2451 (Symbol_table::do_define_in_output_data): Likewise.
2452 (Symbol_table::define_in_output_segment): Likewise.
2453 (Symbol_table::do_define_in_output_segment): Likewise.
2454 (Symbol_table::define_as_constant): Likewise.
2455 (Symbol_table::do_define_as_constant): Likewise.
2456 * script.h (class Symbol_assignment): Add is_defsym parameter to
2457 constructor; change all callers.
2458 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2459 parameter. Change all callers. Add is_defsym_ field.
2460 (class Parser_closure): Add parsing_defsym parameter to
2461 constructor; change all callers. Add parsing_defsym accessor
2462 function. Add parsing_defsym_ field.
2466 * gold.cc (queue_middle_tasks): Fix formatting.
2467 * object.cc (Relobj::is_section_name_included): Likewise.
2471 * i386.cc (Target_i386::do_calls_non_split): Recognize
2472 -fsplit-stack prologue for a function with a static chain.
2473 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2474 -fsplit-stack prologue when using %r11.
2478 * options.cc (General_options::parse_version): Make -v continue and do
2479 the link like GNU ld does.
2483 * Makefile.am (CCFILES): Add timer.cc.
2484 (HFILES): Add timer.h.
2485 * configure.ac: Check for sysconf and times.
2486 * main.cc: include timer.h.
2487 (main): Use Timer instead of get_run_time.
2490 * workqueue.cc: include timer.h.
2491 (Workqueue::find_and_run_task):
2492 Report user, sys and wall time.
2493 * Makefile.in: Regenerate.
2494 * config.in: Regenerate.
2495 * configure: Regenerate.
2499 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2501 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2502 relaxed input sections.
2503 * output.cc (Output_section::find_relaxed_input_section): Change
2504 return type to Output_relaxed_input_section pointer. Adjust code
2505 for new type of relaxed_input_section_map_.
2506 * output.h (Output_section::find_relaxed_input_section): Change
2507 return type to Output_relaxed_input_section pointer.
2508 (Output_section::Output_relaxed_input_section_by_input_section_map):
2510 (Output_section::relaxed_input_section_map_): Change type to
2511 Output_section::Output_relaxed_input_section_by_input_section_map.
2512 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2517 * layout.cc (Layout::create_shstrtab): Only write out after input
2518 sections if we are compressing debug sections.
2522 * archive.cc (Archive::add_symbols): Only look up a symbol without
2523 a version if there is, in fact, a version.
2527 Revert -Wshadow changes, all changes from:
2530 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2534 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2536 * attributes.cc (Object_attribute::size): Ditto.
2537 (Attributes_section_data::size): Ditto.
2538 (Attributes_section_data::Attributes_section_data): Ditto.
2539 (Output_attributes_section_data::do_write): Ditto.
2540 * attributes.h (Object_attribute::set_type): Ditto.
2541 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2545 * archive.cc: Fix shadowed variable warnings.
2547 * compressed_output.cc: Likewise.
2548 * compressed_output.h: Likewise.
2549 * configure: Likewise.
2550 * dwarf_reader.cc: Likewise.
2551 * dynobj.cc: Likewise.
2552 * dynobj.h: Likewise.
2553 * ehframe.cc: Likewise.
2554 * ehframe.h: Likewise.
2555 * errors.cc: Likewise.
2556 * expression.cc: Likewise.
2557 * fileread.cc: Likewise.
2558 * fileread.h: Likewise.
2559 * freebsd.h: Likewise.
2560 * i386.cc: Likewise.
2562 * incremental.h: Likewise.
2563 * layout.cc: Likewise.
2564 * layout.h: Likewise.
2565 * mapfile.cc: Likewise.
2566 * merge.cc: Likewise.
2567 * merge.h: Likewise.
2568 * object.cc: Likewise.
2569 * object.h: Likewise.
2570 * options.h: Likewise.
2571 * output.cc: Likewise.
2572 * output.h: Likewise.
2573 * parameters.cc: Likewise.
2574 * plugin.cc: Likewise.
2575 * powerpc.cc: Likewise.
2576 * reduced_debug_output.cc: Likewise.
2577 * reduced_debug_output.h: Likewise.
2578 * reloc.cc: Likewise.
2579 * reloc.h: Likewise.
2580 * resolve.cc: Likewise.
2581 * script-sections.cc: Likewise.
2582 * script.cc: Likewise.
2583 * script.h: Likewise.
2584 * sparc.cc: Likewise.
2585 * symtab.cc: Likewise.
2586 * symtab.h: Likewise.
2587 * target-select.cc: Likewise.
2588 * target-select.h: Likewise.
2589 * token.h: Likewise.
2590 * workqueue.cc: Likewise.
2591 * workqueue.h: Likewise.
2592 * x86_64.cc: Likewise.
2596 * arm.cc (attributes.h): New include.
2597 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2598 (Arm_relobj::~Arm_relobj): Delete object pointed by
2599 attributes_section_data_.
2600 (Arm_relobj::attributes_section_data): New method definition.
2601 (Arm_relobj::attributes_section_data_): New data member declaration.
2602 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2603 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2604 attributes_section_data_.
2605 (Arm_dynobj::attributes_section_data): New method definition.
2606 (Arm_dynobj::attributes_section_data_): New data member declaration.
2607 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2608 initialization value of may_use_blx_ to false.
2609 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2610 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2611 object attributes to compute results instead of hard-coding.
2612 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2613 Target_arm::get_secondary_compatible_arch,
2614 Target_arm::set_secondary_compatible_arch
2615 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2616 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2617 New method declarations.
2618 (Target_arm::get_aeabi_object_attribute): New method definition.
2619 (Target_arm::attributes_section_data_): New data member declaration.
2620 (read_arm_attributes_section): New template definition.
2621 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2622 (Arm_dynobj::do_read_symbols): Ditto.
2623 (Target_arm::do_finalize_sections): Merge attributes sections from
2624 input. Check for BLX use after attributes section merging.
2625 Fix __exidx_start and __exidx_end visibility. Create an
2626 .ARM.attributes section if necessary.
2627 (Target_arm::get_secondary_compatible_arch,
2628 Target_arm::set_secondary_compatible_arch,
2629 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2630 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2631 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2632 New method definitions.
2636 * plugin.cc (Plugin::load): Don't cast from void* to a function
2641 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2646 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2647 Replace two_file_shared_1.so with two_file_shared_2.so.
2648 * testsuite/Makefile.in: Regenerated.
2652 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2653 (HFILES): Add attributes.h and int_encoding.h.
2654 * Makefile.in: Regenerate.
2655 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2656 function definitions to int_encoding.cc
2657 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2658 prototypes to int_encoding.h
2659 * reduced_debug_output.cc (int_encoding.h): New include.
2660 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2661 function definitions to int_encoding.cc
2662 (insert_into_vector, read_from_pointer): Move template definitions to
2664 * attributes.cc: New file.
2665 * attributes.h: New file.
2666 * int_encoding.cc: New file.
2667 * int_encoding.h: New file.
2672 * incremental-dump.cc (dump_incremental_inputs): New.
2673 (main): Use dump_incremental_inputs.
2678 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2679 checking elfcpp::STT_FUNC.
2680 (Target_i386::Relocate::relocate): Likewise.
2681 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2683 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2684 symbols from shared libraries into normal FUNC symbols.
2686 * symtab.h (Symbol): Add is_func and use it.
2690 * arm.cc (Target_arm::arm_info): Initialize new fields
2691 attributes_section and attributes_vendor.
2692 * i386.cc (Target_i386::i386_info): Same.
2693 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2694 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2695 fields attributes_section and attributes_vendor.
2696 * sparc.cc (Target_sparc::sparc_info): Same.
2697 * target.h (Target::attributes_section, Target::attributes_vendor,
2698 Target::is_attributes_section, Target::attribute_arg_type,
2699 Target::attributes_order): New method definitions.
2700 (Target::Target_info::attributes_section,
2701 Target::Target_info::attributes_vendor): New fields.
2702 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2703 virtual method definitions.
2704 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2705 attributes_section and attributes_vendor.
2706 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2710 * arm.cc: Update comments about interworking and stub generation.
2711 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2712 considered as non-PIC.
2713 (Arm_relocate_functions::base_abs): Fix formatting.
2714 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2715 of function to use GOT entry address instead of offset.
2716 (Target_arm::Scan::global): Issue an error if a symbol would need a
2717 PLT does not get one because it is untyped. Remove code to create
2718 dynamic symbols for relative branches.
2719 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2720 takes unsigned integer instead of boolean.
2724 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2725 (two_file_test_LDADD): Likewise.
2726 (common_test_1_LDADD): Likewise.
2727 (exception_test_LDADD) Likewise.
2728 (weak_test_LDADD): Likewise.
2729 (many_sections_test_LDADD): Likewise.
2730 (initpri1_LDADD): Likewise.
2731 (script_test_1_LDADD): Likewise.
2732 (script_test_2_LDADD): Likewise.
2733 (justsyms_LDADD): Likewise.
2734 (binary_test_LDADD): Likewise.
2735 (large_LDADD): Likewise.
2736 * testsuite/Makefile.in: Regenerated.
2740 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2741 (Symbol_table::override_with_special): Likewise.
2742 (Symbol_table::add_from_object): Likewise.
2746 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2747 Don't set the data_offset twice.
2751 * testsuite/Makefile.in: Regenerate.
2755 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2756 (Target_arm::do_finalize_sections): Add parameter for symbol table
2757 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2758 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2759 parameter for symbol table pointer.
2760 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2761 an additional parameter for a pointer to symbol table.
2762 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2763 parameter for a symbol table pointer.
2764 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2765 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2767 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2768 parameter for a symbol table pointer.
2772 * incremental.cc (Incremental_inputs_header)
2773 (Incremental_inputs_header_write, Incremental_inputs_entry)
2774 (Incremental_inputs_entry_write): Move ...
2775 * incremental.h (Incremental_inputs_header)
2776 (Incremental_inputs_header_write, Incremental_inputs_entry)
2777 (Incremental_inputs_entry_write): here.
2781 * incremental.cc (make_sized_incremental_binary): Set the target.
2782 Error if it is incompatible.
2783 * output.h (Output_file): Add filename method.
2787 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2788 from the get_* methods.
2792 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2793 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2794 Write 0 for the data_offset of scripts.
2798 * testsuite/Makefile.am: Add the incremental_test.sh test.
2799 * testsuite/incremental_test.sh: New.
2800 * testsuite/incremental_test_1.c: New.
2801 * testsuite/incremental_test_2.c: New.
2805 * incremental-dump.cc (main): Fix typos.
2810 * incremental-dump.cc (main): Use llu to print 64 bit values.
2815 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2817 (incremental_dump_LDADD): Likewise.
2818 * Makefile.in: Regenerated.
2826 * arm.cc (Target_arm::Target_arm): Move method definition
2827 outside of class definition. Add code to handle
2828 --target1-rel, --target1-abs and --target2= options.
2829 (Target_arm::get_reloc_reloc_type): Change method to be
2830 non-static and const.
2831 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2832 New data member declaration.
2833 (Target_arm::Scan::local, Target_arm::Scan::global,
2834 Target_arm::Relocate::relocate,
2835 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2836 Adjust call to Target_arm::get_real_reloc_type.
2837 (Target_arm::get_real_reloc_type): Use command line options
2838 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2839 * options.h (--target1-rel, --target1-abs, --target2): New
2844 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2845 class definition. Add code to handle --target1-rel, --target1-abs
2846 and --target2= options.
2847 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2849 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2851 (Target_arm::Scan::local, Target_arm::Scan::global,
2852 Target_arm::Relocate::relocate,
2853 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2854 call to Target_arm::get_real_reloc_type.
2855 (Target_arm::get_real_reloc_type): Use command line options to
2856 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2857 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2862 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2863 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2864 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2866 (Arm_relocate_functions::thm_call): Replace body with a call to
2867 Arm_relocate_functions::thumb_branch_common.
2868 (Arm_relocate_functions::thm_jump24,
2869 Arm_relocate_functions::thm_xpc22): New method definitions.
2870 (Arm_relocate_functions::thumb_branch_common): New method definition.
2871 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2873 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2874 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2878 * Makefile.am: Build incremental-dump
2879 * Makefile.in: Regenerate.
2880 * incremental-dump.cc: New.
2881 * incremental.cc (Incremental_inputs_header_data,
2882 Incremental_inputs_entry_data): Move to incremental.h
2883 * incremental.h: (Incremental_inputs_header_data,
2884 Incremental_inputs_entry_data): Move from incremental.cc
2888 * incremental.cc (Incremental_inputs_header,
2889 Incremental_inputs_header_write, Incremental_inputs_entry,
2890 Incremental_inputs_entry_write): Add a typedef with the data type.
2894 * incremental.cc (Incremental_inputs_header,
2895 Incremental_inputs_header_write, Incremental_inputs_entry,
2896 Incremental_inputs_entry_write): Update comment about which
2897 type has the filed descriptions.
2901 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2902 (Arm_relocate_functions::arm_branch_common): Change method defintion
2903 in class definition to a method declaration and update list of formal
2905 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2906 Arm_relocation_functions::jump24): Adjust call to
2907 Arm_relocate_functions::arm_branch_common. Update list of formal
2909 (Arm_relocate_functions::xpc25): New method definition.
2910 (Arm_relocate_functions::arm_branch_common): Move method defintion
2911 out from class definition. Use stubs for mode-switching and extending
2913 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2914 specially. Change code to enable use of stubs in ARM branches.
2918 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2919 in method declaration.
2920 (Target_arm::relocate_stub): New method declaration.
2921 (Target_arm::default_target): Change to return a pointer instead of
2923 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2924 Target_arm::default_target.
2925 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2927 (Target_arm::relocate_section): Adjust view.
2928 (Target_arm::relocate_stub): New method definition.
2932 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2934 * incremental.cc (open_incremental_binary): Initialized local
2935 variables to avoid warnings.
2936 * object.cc (make_elf_object): Ditto.
2937 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2943 * testsuite/plugin_test.c: Include "config.h".
2947 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2948 (arm_symbol_value): Remove.
2949 (Arm_relocate_functions::arm_branch_common,
2950 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2951 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2952 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2953 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2954 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2955 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2956 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2957 Arm_relocate_functions::thm_mobw_abs_nc,
2958 Arm_relocate_functions::thm_mov_abs,
2959 Arm_relocate_functions::movw_prel_nc,
2960 Arm_relocate_functions::thm_movt_abs,
2961 Arm_relocate_functions::movt_prel,
2962 Arm_relocate_functions::thm_movw_prel_nc,
2963 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2964 (Target_arm::Relocate::relocate): Only decompose address into two
2965 parts if relocation type uses the thumb-bit and pass the actual
2966 bit instead of a flag indicating that the thumb-bit is used. Adjust
2967 calls to methods in Arm_relocate_functions for this change.
2972 * reloc.cc: Instantiate
2973 Sized_relobj::initialize_input_to_output_maps and
2974 Sized_relobj:free_input_to_output_maps.
2979 * defstd.cc (in_segment): Set only_if_ref true for "end".
2983 * arm.cc (class Reloc_stub): Correct a comment.
2984 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2985 (Target_arm::scan_section_for_stubs): New method declaration.
2986 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2987 Change methods from private to protected.
2988 (Target_arm::do_may_relax): New method definition.
2989 (Target_arm::do_relax, Target_arm::group_sections,
2990 Target_arm::scan_reloc_for_stub,
2991 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2992 (Target_arm::arm_input_section_map_): New data member declaration.
2993 (Target_arm::scan_reloc_for_stub,
2994 Target_arm::scan_reloc_section_for_stubs,
2995 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2996 Target_arm::do_relax): New method definitions.
3000 * configure.ac: Check for (struct stat)::st_mtim
3001 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3002 * config.in: Regenerate.
3003 * configure: Regenerate.
3008 * output.cc (Output_segment::add_output_section): Add missing
3014 * object.h (class Object): Add is_needed and set_is_needed
3015 methods. Add is_needed_ field. Make bool fields into bitfields.
3016 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3017 defined in a dynamic object and referenced by a regular object,
3018 set is_needed for the dynamic object.
3019 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3020 if the file is marked with as_needed and it is not needed.
3025 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3026 tags if data is discarded by linker script.
3027 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3028 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3029 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3030 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3034 * layout.cc (Layout::get_output_section): Add is_interp and
3035 is_dynamic_linker_section parameters. Change all callers.
3036 (Layout::choose_output_section): Likewise.
3037 (Layout::make_output_section): Likewise.
3038 (Layout::add_output_section_data): Add is_dynamic_linker_section
3039 parameter. Change all callers.
3040 * layout.h (class Layout): Update declarations.
3041 * output.h (class Output_section): Add is_interp, set_is_interp,
3042 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3043 Add is_interp_, is_dynamic_linker_section_ fields. Change
3044 generate_code_fills_at_write_ to a bitfield.
3045 * output.cc (Output_section::Output_sections): Initialize new
3047 (Output_segment::add_output_section): Add do_sort parameter.
3053 * options.h (class General_options): Add --warn-common.
3054 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3055 merging two common symbols.
3056 (Symbol_table::should_override): Handle --warn-common when merging
3057 a common symbol with a defined symbol. Use report_resolve_problem
3058 for multiple definitions.
3059 (Symbol_table::report_resolve_problem): New function.
3060 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3064 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3066 (Target_arm::stub_factory): New method definition.
3067 (Target_arm::new_arm_input_section,
3068 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3069 Target_arm::reloc_uses_thumb_bit): New method declarations.
3070 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3071 New type definitions.
3072 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3073 member declarations.
3074 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3075 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3076 New method definitions.
3080 * options.h (class General_options): Add --warn_constructors.
3085 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3086 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3091 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3092 --msgid-bugs-address.
3093 (install-pdf): New target.
3094 (install-data_yes): Look up one directory to find mkinstalldirs.
3098 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3103 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3107 * arm.cc (Stub_addend_reader): New struct template definition
3108 and partial specializations.
3109 (Stub_addend_reader::operator()): New method definition for a
3110 partially specialized template.
3114 * arm.cc (Arm_relobj::processor_specific_flags): New method
3116 (Arm_relobj::do_read_symbols): New method declaration.
3117 (Arm_relobj::processor_specific_flags_): New data member declaration.
3118 (Arm_dynobj): New class definition.
3119 (Target_arm::do_finalize_sections): Add input_objects parameter.
3120 (Target_arm::do_adjust_elf_header): New method declaration.
3121 (Target_arm::are_eabi_versions_compatible,
3122 (Target_arm::merge_processor_specific_flags): New method declaration.
3123 (Target_arm::do_make_elf_object): New overloaded method definitions
3125 (Arm_relobj::do_read_symbols): New method definition.
3126 (Arm_dynobj::do_read_symbols): Ditto.
3127 (Target_arm::do_finalize_sections): Add input_objects parameters.
3128 Merge processor-specific flags from all input objects.
3129 (Target_arm::are_eabi_versions_compatible,
3130 Target_arm::merge_processor_specific_flags,
3131 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3132 New method definitions.
3133 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3134 Input_objects pointer type parameter.
3135 * layout.cc (Layout::finalize): Pass input objects to target's.
3136 finalize_sections function.
3137 * output.cc (Output_file_header::do_sized_write): Set ELF file
3138 header's processor-specific flags.
3139 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3140 Input_objects pointer type parameter.
3141 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3142 * target.h (Input_objects): New forward class declaration.
3143 (Target::processor_specific_flags,
3144 Target::are_processor_specific_flags_sect): New method definitions.
3145 (Target::finalize_sections): Add input_objects parameter.
3146 (Target::Target): Initialize processor_specific_flags_ and
3147 are_processor_specific_flags_set_.
3148 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3150 (Target::set_processor_specific_flags): New method definition.
3151 (Target::processor_specific_flags_,
3152 Target::are_processor_specific_flags_set_): New data member
3154 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3155 Input_objects pointer type parameter.
3159 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3163 * object.h (class Relobj): Drop options parameter from
3164 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3165 do_scan_relocs, do_relocate. Change all callers.
3166 (class Sized_relobj): Drop options parameters from
3167 do_gc_process_relocs, do_scan_relocs, do_relocate,
3168 do_relocate_sections, relocate_sections, emit_relocs_scan,
3169 emit_relocs_scan_reltype. Change all callers.
3170 (struct Relocate_info): Remove options field and all references to
3172 * reloc.h (class Read_relocs): Remove options constructor
3173 parameter and options_ field. Change all callers.
3174 (class Gc_process_relocs, class Scan_relocs): Likewise.
3175 (class Relocate_task): Likewise.
3176 * target-reloc.h (scan_relocs): Remove options parameter. Change
3178 (scan_relocatable_relocs): Likewise.
3179 * target.h (class Sized_target): Remove options parameter from
3180 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3182 * gc.h (gc_process_relocs): Remove options parameter. Change all
3184 * arm.cc: Update functions to remove options parameters.
3185 * i386.cc: Likewise.
3186 * powerpc.cc: Likewise.
3187 * sparc.cc: Likewise.
3188 * x86_64.cc: Likewise.
3189 * testsuite/testfile.cc: Likewise.
3193 * arm.cc (Arm_relobj): New class definition.
3194 (Arm_relobj::scan_sections_for_stubs,
3195 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3196 New method definitions.
3200 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3201 (Plugin::cleanup_done_): New member.
3202 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3203 (Plugin_manager::cleanup_done_): Remove.
3204 (Plugin_manager::add_input_file): Edit error message.
3205 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3206 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3210 * fileread.cc: (File_read::View::~View): Use the new
3211 data_ownership_ filed.
3212 (File_read::~File_read): Dispose the new whole_file_view_.
3213 (File_read::open): Mmap the whole file if needed.
3214 (File_read::open): Use whole_file_view_ instead of contents_.
3215 (File_read::find_view): Use whole_file_view_ if applicable.
3216 (File_read::do_read): Use whole_file_view_ instead of contents_.
3217 (File_read::make_view): Use whole_file_view_ instead of contents_,
3218 update File_read::View::View call.
3219 (File_read::find_or_make_view): Update File_read::View::View
3221 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3223 (File_read::View::Data_ownership): New enum.
3224 (File_read::View::View): Replace bool mapped_ with Data_ownership
3226 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3227 (File_read::View::data_ownership_): New field.
3228 (File_read::contents_): Remove (replaced by whole_file_view_).
3229 (File_read::whole_file_view_): New field.
3230 * options.h (class General_options): Add --keep-files-mapped.
3234 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3235 * testsuite/Makefile.am (plugin_test_5): New test case.
3236 * testsuite/Makefile.in: Regenerate.
3240 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3241 from private to protected to allow access by child class.
3242 (Sized_relobj::do_relocate_sections): New method declaration.
3243 (Sized_relobj::relocate_sections): Virtualize.
3244 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3245 Sized_relobj::relocate_sections. Instantiate template explicitly
3246 for different target sizes and endianity.
3250 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3251 (Arm_input_section::as_arm_input_section): New method.
3252 (Arm_output_section): New class definition.
3253 (Arm_output_section::create_stub_group,
3254 Arm_output_section::group_sections): New method definitions.
3258 * arm.cc (Arm_input_section): New class definition.
3259 (Arm_input_section::init, Arm_input_section:do_write,
3260 Arm_input_section::set_final_data_size,
3261 Arm_input_section::do_reset_address_and_file_offset): New method
3266 * arm.cc (Stub_table, Arm_input_section): New forward class
3268 (Stub_table): New class defintion.
3269 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3270 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3271 New method definition.
3275 * arm.cc: Update copyright comments.
3276 (Target_arm): New forward class template declaration.
3277 (Arm_address): New type.
3278 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3279 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3280 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3282 (Insn_template): Same.
3283 (DEF_STUBS): New macro.
3284 (Stub_type): New enum type.
3285 (Stub_template): New class definition.
3288 (Stub_factory): Same.
3289 (Target_arm::Target_arm): Initialize may_use_blx_ and
3290 should_force_pic_veneer_.
3291 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3292 Target_arm::should_force_pic_veneer,
3293 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3294 Target_arm::using_thumb_only, Target_arm:;default_target): New
3296 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3297 New data member declarations.
3298 (Insn_template::size, Insn_template::alignment): New method defintions.
3299 (Stub_template::Stub_template): New method definition.
3300 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3301 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3302 (Stub_factory::Stub_factory): New method definition.
3303 * gold.h (string_hash): New template.
3304 * output.h (Input_section_specifier::hash_value): Use
3306 (Input_section_specifier::string_hash): Remove.
3307 * stringpool.cc (Stringpool_template::string_hash): Use
3312 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3313 symbols of relaxed input sections.
3314 * output.h (Output_section::find_relaxed_input_section): Make
3319 * dynobj.cc (Versions::Versions): Initialize version_script_.
3320 Only insert base version symbol definition for a shared object
3321 if version script defines any version versions.
3322 (Versions::define_base_version): New method definition.
3323 (Versions::add_def): Check that base version is not needed.
3324 (Versions::add_need): Define base version lazily.
3325 * dynobj.h (Versions::define_base_version): New method declaration.
3326 (Versions::needs_base_version_): New data member declaration.
3327 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3328 (check_DATA): Add no_version_test.stdout.
3329 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3331 * testsuite/Makefile.in: Regenerate.
3332 * testsuite/no_version_test.c: New file.
3333 * testsuite/no_version_test.sh: Ditto.
3337 * expression.cc (class Segment_start_expression): New class definition.
3338 (Segment_start_expression::value): New method definition.
3339 (script_exp_function_segment_start): Return a new
3340 Segment_start_expression.
3341 * gold/script-c.h (script_saw_segment_start_expression): New function
3343 * script-sections.cc (Script_sections::Script_sections): Initialize
3344 SAW_SEGMENT_START_EXPRESSION_ to false.
3345 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3346 and -Tbbs options to specify section addresses if given in
3347 command line and no SEGMENT_START expression is seen in a script.
3348 * script-sections.h (Script_sections::saw_segment_start_expression,
3349 Script_sections::set_saw_segment_start_expression): New method
3351 (Script_sections::saw_segment_start_expression_): New data member
3353 * script.cc (script_saw_segment_start_expression): New function.
3354 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3355 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3356 script_test_7.sh and script_test_8.sh.
3357 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3358 script_test_8.stdout.
3359 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3360 (script_test_6, script_test_6.stdout, script_test_7,
3361 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3362 * Makefile.in: Regenerate.
3363 * testsuite/script_test_6.sh: New file.
3364 * testsuite/script_test_6.t: Same.
3365 * testsuite/script_test_7.sh: Same.
3366 * testsuite/script_test_7.t: Same.
3367 * testsuite/script_test_8.sh: Same.
3371 * output.cc (Output_segment::set_section_list_address): Cast
3372 expressions to unsigned long long type to avoid format warnings.
3376 * script.cc (Script_options::add_symbol_assignment): Always add a
3377 dot assignment to script_sections_.
3378 * script-sections.cc (Script_sections::add_dot_assignment):
3379 Initialize if necessary.
3381 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3382 program headers with no load segment if there is a linker script.
3384 * layout.cc (Layout::set_segment_offsets): Align the file offset
3385 to the segment aligment for -N or -n with no load segment.
3386 * output.cc (Output_segment::add_output_section): Don't crash if
3387 the first section is a TLS section.
3388 (Output_segment::set_section_list_addresses): Print an error
3389 message if the address moves backward in a linker script.
3390 * script-sections.cc
3391 (Output_section_element_input::set_section_addresses): Don't
3392 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3393 (Orphan_output_section::set_section_addresses): Likewise.
3397 * layout.cc (Layout::finish_dynamic_section): Generate tags
3398 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3399 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3400 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3404 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3406 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3407 data_shdr fields of relinfo.
3408 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3409 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3410 R_386_TLS_LDO_32, adjust based on section flags.
3411 (Target_i386::Relocate::fix_up_ldo): Remove.
3415 Add support for -pie.
3416 * options.h (class General_options): Add -pie and
3418 (General_options::output_is_position_independent): Test -pie.
3419 (General_options::output_is_executable): Return true if not shared
3420 and not relocatable.
3421 (General_options::output_is_pie): Remove.
3422 * options.cc (General_options::finalize): Reject incompatible uses
3424 * gold.cc (queue_middle_tasks): A -pie link is not static.
3425 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3426 * symtab.cc (Symbol::final_value_is_known): Return false if
3427 output_is_position_independent.
3428 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3429 output_is_position_independent.
3430 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3431 output_is_position_independent.
3432 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3433 output_is_position_independent.
3434 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3436 (basic_pie_test.o, basic_pie_test): New targets.
3437 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3438 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3439 (two_file_pie_test): New target.
3440 * testsuite/Makefile.in: Rebuild.
3441 * README: Remove note saying that -pie is not supported.
3445 * options.h (class General_options): Add -init and -fini.
3446 * layout.cc (Layout::finish_dynamic_section): Emit
3447 given init and fini functions.
3451 * gc.h (gc_process_relocs): Check if icf is enabled using new
3453 * gold.cc (queue_initial_tasks): Likewise.
3454 (queue_middle_tasks): Likewise.
3455 * object.cc (do_layout): Likewise.
3456 * symtab.cc (is_section_folded): Likewise.
3457 * main.cc (main): Likewise.
3458 * reloc.cc (Read_relocs::run): Likewise.
3459 (Sized_relobj::do_scan_relocs): Likewise.
3460 * icf.cc (is_function_ctor_or_dtor): New function.
3461 (Icf::find_identical_sections): Check if function is ctor or dtor when
3463 * options.h (General_options::icf): Change option to be an enum.
3464 (Icf_status): New enum.
3465 (icf_enabled): New method.
3466 (icf_safe_folding): New method.
3467 (set_icf_status): New method.
3468 (icf_status_): New variable.
3469 * (options.cc) (General_options::finalize): Set icf_status_.
3470 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3471 icf_test and icf_keep_unique_test to use the --icf enum flag.
3472 * testsuite/icf_safe_test.sh: New file.
3473 * testsuite/icf_safe_test.cc: New file.
3477 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3478 includes to gc.h and icf.h.
3479 * arm.cc: Include gc.h.
3480 * gold.cc: Likewise.
3481 * i386.cc: Likewise.
3482 * powerpc.cc: Likewise.
3483 * sparc.cc: Likewise.
3484 * x86_64.cc: Likewise.
3485 * gc.h: Include icf.h.
3489 * plugin.cc: Include "gold.h" before other header files.
3493 * options.h (Input_file_argument::Input_file_type): New enum.
3494 (Input_file_argument::is_lib_): Replace with...
3495 (Input_file_argument::type_): New member.
3496 (Input_file_argument::Input_file_argument): Take Input_file_type
3497 'type' rather than boolean 'is_lib' as second argument.
3498 (Input_file_argument::is_lib): Use type_.
3499 (Input_file_argument::is_searched_file): New function.
3500 (Input_file_argument::may_need_search): Handle is_searched_file.
3501 * options.cc (General_options::parse_library): Support -l:filename.
3502 (General_options::parse_just_symbols): Update for Input_file_argument
3504 (Command_line::process): Likewise.
3505 * archive.cc (Archive::get_file_and_offset): Likewise.
3506 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3507 * script.cc (read_script_file, script_add_file): Likewise.
3508 * fileread.cc (Input_file::Input_file): Likewise.
3509 (Input_file::will_search_for): Handle is_searched_file.
3510 (Input_file::open): Likewise.
3511 * readsyms.cc (Read_symbols::get_name): Likewise.
3512 * testsuite/Makefile.am (searched_file_test): New test.
3513 * testsuite/Makefile.in: Regenerate.
3514 * testsuite/searched_file_test.cc: New file.
3515 * testsuite/searched_file_test_lib.cc: New file.
3520 * descriptor.cc: Include <cstdio> and "binary-io.h".
3521 (Descriptors::open): Open the files in binary mode always.
3522 * script.cc (Lex::get_token): Treat \r as whitespace.
3526 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3531 * configure.ac: Check for readv function also.
3532 * fileread.cc (readv): Define if not HAVE_READV.
3533 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3535 * config.in: Regenerate.
3536 * configure: Regenerate.
3540 * layout.cc (Layout::make_output_section): Call target hook to make
3541 ordinary output section.
3542 (Layout::finalize): Adjust parameter list of call the
3543 Target::may_relax().
3544 * layout.h (class Layout::section_list): New method.
3545 * merge.h (Output_merge_base::entsize): Change visibility to public.
3546 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3548 (Output_merge_string::do_is_string): New method.
3549 * object.cc (Sized_relobj::do_setup): renamed from
3550 Sized_relobj::set_up.
3551 * object.h (Sized_relobj::adjust_shndx,
3552 Sized_relobj::initializ_input_to_output_maps,
3553 Sized_relobj::free_input_to_output_maps): Change visibilities to
3555 (Sized_relobj::setup): Virtualize.
3556 (Sized_relobj::do_setup): New method declaration.
3557 (Sized_relobj::invalidate_section_offset,
3558 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3559 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3560 * options.cc (parse_int): New function.
3561 * options.h (parse_int): New declaration.
3562 (DEFINE_int): New macro.
3563 (stub_group_size): New option.
3564 * output.cc (Output_section::Output_section): Initialize memebers
3565 merge_section_map_, merge_section_by_properties_map_,
3566 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3567 (Output_section::add_input_section): Handled deferred code-fill
3568 generation and remove an old comment.
3569 (Output_section::add_relaxed_input_section): New method definition.
3570 (Output_section::add_merge_input_section): Use merge section by
3571 properties map to speed to search. Update merge section maps
3573 (Output_section::build_relaxation_map): New method definition.
3574 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3576 (Output_section::relax_input_section): Renamed to
3577 Output_section::convert_input_sections_to_relaxed_sections and change
3578 interface to take a vector of pointers to relaxed sections.
3579 (Output_section::find_merge_section,
3580 Output_section::find_relaxed_input_section): New method definitions.
3581 (Output_section::is_input_address_mapped,
3582 Output_section::output_offset, Output_section::output_address):
3583 Use output section data maps to speed up searching.
3584 (Output_section::find_starting_output_address): Add comments.
3585 (Output_section::do_write,
3586 Output_section::write_to_postprocessing_buffer): Do code-fill
3587 generation as appropriate.
3588 (Output_section::get_input_sections): Invalidate relaxed input section
3590 (Output_section::restore_states): Adjust type of checkpoint .
3591 Invalidate relaxed input section map.
3592 * output.h (Output_merge_base): New class declaration.
3593 (Input_section_specifier): New class defintion.
3594 (class Output_relaxed_input_section) Change base class to
3595 Output_section_data_build.
3596 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3597 base class initializer.
3598 (Output_section::add_relaxed_input_section): New method declaration.
3599 (Output_section::Input_section): Change visibility to protected.
3600 (Output_section::Input_section::relobj,
3601 Output_section::Input_section::shndx): Handle relaxed input sections.
3602 Output_section::input_sections) Change visibility to protected. Also
3603 define overload to return a non-const pointer.
3604 (Output_section::Merge_section_properties): New class defintion.
3605 (Output_section::Merge_section_by_properties_map,
3606 Output_section::Output_section_data_by_input_section_map,
3607 Output_section::Relaxation_map): New types.
3608 (Output_section::relax_input_section): Rename method to
3609 Output_section::convert_input_sections_to_relaxed_sections and change
3610 interface to take a vector of relaxed section pointers.
3611 (Output_section::find_merge_section,
3612 Output_section::find_relaxed_input_section,
3613 Output_section::build_relaxation_map,
3614 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3615 New method declarations.
3616 (Output_section::merge_section_map_
3617 Output_section::merge_section_by_properties_map_,
3618 Output_section::relaxed_input_section_map_,
3619 Output_section::is_relaxed_input_section_map_valid_,
3620 Output_section::generate_code_fills_at_write_): New data members.
3621 * script-sections.cc
3622 (Output_section_element_input::set_section_addresses): Call
3623 current_data_size and addralign methods of relaxed input sections.
3624 (Orphan_output_section::set_section_addresses): Call current_data_size
3625 and addralign methods of relaxed input sections.
3626 * symtab.cc (Symbol_table::compute_final_value): Extract template
3627 from the body of Symbol_table::sized_finalize_symbol.
3628 (Symbol_table::sized_finalized_symbol): Call
3629 Symbol_table::compute_final_value.
3630 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3631 (Symbol_table::compute_final_value): New templated method declaration.
3632 * target.cc (Target::do_make_output_section): New method defintion.
3633 * target.h (Target::make_output_section): New method declaration.
3634 (Target::relax): Add more parameters for input objects, symbol table
3635 and layout. Adjust call to do_relax.
3636 (Target::do_make_output_section): New method declaration.
3637 (Target::do_relax): Add parameters for input objects, symbol table
3642 * pread.c: Include stdio.h.
3646 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3651 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3652 Change read_shndx type to unsigned int.
3653 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3655 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3656 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3657 Change read_shndx type to unsigned int.
3658 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3660 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3661 * layout.cc (Layout::create_symtab_sections): Cast the result of
3662 local_symcount * symsize to off_t in the gold_assert.
3666 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3667 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3669 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3670 (Arm_relocate_functions::thm_abs5): New function.
3671 (Arm_relocate_functions::abs12): New function.
3672 (Arm_relocate_functions::abs16): New function.
3673 (Arm_relocate_functions::base_abs): New function.
3674 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3675 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3676 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3678 (Scan::global): Likewise.
3679 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3680 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3681 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3682 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3687 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3688 (Arm_relocate_functions::movt_prel): New function.
3689 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3690 (Arm_relocate_functions::thm_movt_prel): New function.
3691 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3692 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3693 (Scan::global, Relocate::relocate): Likewise.
3694 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3698 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3699 Incremental_checker.
3700 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3702 (class Incremental_inputs_header): New class.
3703 (Incremental_inputs_header_writer): Edit comment.
3704 (Incremental_inputs_entry): New class.
3705 (Incremental_inputs_entry_writer): Edit comment.
3706 (Sized_incremental_binary::do_find_incremental_inputs_section):
3707 Add *strtab_shndx parameter, fill it.
3708 (Sized_incremental_binary::do_check_inputs): New method.
3709 (Incremental_checker::can_incrementally_link_output_file): Use
3710 Sized_incremental_binary::check_inputs.
3711 (Incremental_inputs::report_command_line): Save command line in
3714 (Incremental_binary::find_incremental_inputs_section): New
3716 (Incremental_binary::do_find_incremental_inputs_section): Add
3717 strtab_shndx parameter.
3718 (Incremental_binary::do_check_inputs): New pure virtual method.
3719 (Sized_incremental_binary::do_check_inputs): Declare.
3720 (Incremental_checker::Incremental_checker): Add incremental_inputs
3721 parameter, use it to initialize incremental_inputs_.
3722 (Incremental_checker::incremental_inputs_): New field.
3723 (Incremental_checker::command_line): New method.
3724 (Incremental_checker::inputs): New method.
3725 (Incremental_checker::command_line_): New field.
3729 * incremental.cc: Include <cstdarg> and "target-select.h".
3730 (vexplain_no_incremental): New function.
3731 (explain_no_incremental): New function.
3732 (Incremental_binary::error): New method.
3733 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3735 (make_sized_incremental_binary): New function.
3736 (open_incremental_binary): New function.
3737 (can_incrementally_link_file): Add checks if output is ELF and has
3739 * incremental.h: Include "elfcpp_file.h" and "output.h".
3740 (Incremental_binary): New class.
3741 (Sized_incremental_binary): New class.
3742 (open_incremental_binary): Declare.
3743 * object.cc (is_elf_object): Use
3744 elfcpp::Elf_recognizer::is_elf_file.
3745 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3746 * output.h (Output_file::filesize): New method.
3750 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3752 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3753 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3755 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3757 (Arm_relocate_functions::movw_abs_nc): New function.
3758 (Arm_relocate_functions::movt_abs): New function.
3759 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3760 (Arm_relocate_functions::thm_movt_abs): New function.
3761 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3762 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3763 (Scan::global): Likewise.
3764 (Relocate::relocate): Likewise.
3765 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3769 * arm.cc (Arm_relocate_functions::got_prel) New function.
3770 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3771 (Relocate::relocate): Likewise.
3772 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3776 * options.h (class General_options): Define
3777 split_stack_adjust_size parameter.
3778 * object.h (class Object): Add uses_split_stack_ and
3779 has_no_split_stack_ fields. Add uses_split_stack and
3780 has_no_split_stack accessor functions. Declare
3781 handle_split_stack_section.
3782 (class Reloc_symbol_changes): Define.
3783 (class Sized_relobj): Define Function_offsets. Declare
3784 split_stack_adjust, split_stack_adjust_reltype, and
3786 * object.cc (Object::handle_split_stack_section): New function.
3787 (Sized_relobj::do_layout): Call handle_split_stack_section.
3788 * dynobj.cc (Sized_dynobj::do_layout): Call
3789 handle_split_stack_section.
3790 * reloc.cc (Sized_relobj::relocate_sections): Call
3791 split_stack_adjust for executable sections in split_stack
3792 objects. Pass reloc_map to relocate_section.
3793 (Sized_relobj::split_stack_adjust): New function.
3794 (Sized_relobj::split_stack_adjust_reltype): New function.
3795 (Sized_relobj::find_functions): New function.
3796 * target-reloc.h: Include "object.h".
3797 (relocate_section): Add reloc_symbol_changes parameter. Change
3799 * target.h (class Target): Add calls_non_split method. Declare
3800 do_calls_non_split virtual method. Declare match_view and
3802 * target.cc: Include "elfcpp.h".
3803 (Target::do_calls_non_split): New function.
3804 (Target::match_view): New function.
3805 (Target::set_view_to_nop): New function.
3806 * gold.cc (queue_middle_tasks): Give an error if mixing
3807 split-stack and non-split-stack objects with -r.
3808 * i386.cc (Target_i386::relocate_section): Add
3809 reloc_symbol_changes parameter.
3810 (Target_i386::do_calls_non_split): New function.
3811 * x86_64.cc (Target_x86_64::relocate_section): Add
3812 reloc_symbol_changes parameter.
3813 (Target_x86_64::do_calls_non_split): New function.
3814 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3816 * powerpc.cc (Target_powerpc::relocate_section): Add
3817 reloc_symbol_changes parameter.
3818 * sparc.cc (Target_sparc::relocate_section): Add
3819 reloc_symbol_changes parameter.
3820 * configure.ac: Call AM_CONDITIONAL for the default target.
3821 * configure: Rebuild.
3822 * testsuite/Makefile.am (TEST_AS): New variable.
3823 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3824 (check_DATA): Add split_i386 and split_x86_64 files.
3825 (SPLIT_DEFSYMS): Define.
3826 (split_i386_[1234n].o): New targets.
3827 (split_i386_[124]): New targets.
3828 (split_i386_[1234r].stdout): New targets.
3829 (split_x86_64_[1234n].o): New targets.
3830 (split_x86_64_[124]): New targets.
3831 (split_x86_64_[1234r].stdout): New targets.
3832 (MOSTLYCLEANFILES): Add new executables.
3833 * testsuite/split_i386.sh: New file.
3834 * testsuite/split_x86_64.sh: New file.
3835 * testsuite/split_i386_1.s: New file.
3836 * testsuite/split_i386_2.s: New file.
3837 * testsuite/split_i386_3.s: New file.
3838 * testsuite/split_i386_4.s: New file.
3839 * testsuite/split_i386_n.s: New file.
3840 * testsuite/split_x86_64_1.s: New file.
3841 * testsuite/split_x86_64_2.s: New file.
3842 * testsuite/split_x86_64_3.s: New file.
3843 * testsuite/split_x86_64_4.s: New file.
3844 * testsuite/split_x86_64_n.s: New file.
3845 * testsuite/testfile.cc (Target_test): Update relocation_section
3847 * testsuite/Makefile.in: Rebuild.
3851 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3852 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3853 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3854 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3855 the address on ldo_addrs_.
3856 (Target_i386::Relocate::fix_up_ldo): New function.
3860 * plugin.cc (add_input_library): New.
3861 (Plugin::load): Add add_input_library to tv.
3862 (Plugin_manager::add_input_file): Add the is_lib argument.
3863 (add_input_file): Update call to Plugin_manager::add_input_file.
3864 (add_input_library): New.
3865 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3869 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3870 symbol and call Symbol::may_need_copy_reloc to determine if
3871 a copy reloc is needed.
3872 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3873 nocopyreloc is given in command line.
3874 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3875 given in command line.
3876 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3877 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3878 of the removed Target_i386::may_need_copy_reloc.
3879 * options.h (copyreloc): New option with default value false.
3880 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3881 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3882 instead of the removed Target_powerpc::may_need_copy_reloc.
3883 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3884 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3885 instead of the removed Target_sparc::may_need_copy_reloc.
3886 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3887 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3888 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3889 instead of the removed Target_x86_64::may_need_copy_reloc.
3893 * object.h (class Object): Remove target_ field, and target,
3894 sized_target, and set_target methods.
3895 (Object::sized_target): Remove.
3896 (class Sized_relobj): Update declarations. Remove sized_target.
3897 * object.cc (Sized_relobj::setup): Remove target parameter.
3899 (Input_objects::add_object): Don't do anything with the target.
3900 (make_elf_sized_object): Add punconfigured parameter. Change all
3901 callers. Set or test parameter target.
3902 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3904 * parameters.cc (Parameters::set_target): Change parameter type to
3906 (Parameters::default_target): Remove.
3907 (set_parameters_target): Change parameter type to be non-const.
3908 (parameters_force_valid_target): New function.
3909 (parameters_clear_target): New function.
3910 * parameters.h (class Parameters): Update declarations. Remove
3911 default_target method. Add sized_target and clear_target
3912 methods. Change target_ to be non-const.
3913 (set_parameters_target): Update declaration.
3914 (parameters_force_valid_target): Declare.
3915 (parameters_clear_target): Declare.
3916 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3917 as NULL if we aren't searching.
3918 (Add_symbols::run): Don't check for compatible target.
3919 * fileread.cc (Input_file::open_binary): Call
3920 parameters_force_valid_target.
3921 * gold.cc (queue_middle_tasks): Likewise.
3922 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3923 set_target on object.
3924 * dynobj.h (class Sized_dynobj): Update declarations.
3925 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3926 make_elf_object returns NULL.
3927 (Archive::include_member): Don't check whether object target is
3929 * output.cc (Output_section::add_input_section): Get target from
3931 (Output_section::relax_input_section): Likewise.
3932 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3934 (Sized_relobj::do_scan_relocs): Likewise.
3935 (Sized_relobj::relocate_sections): Likewise.
3936 * resolve.cc (Symbol_table::resolve): Likewise.
3937 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3938 parameter. Change all callers.
3939 (Symbol_table::add_from_object): Get target from parameters.
3940 (Symbol_table::add_from_relobj): Don't check object target.
3941 (Symbol_table::add_from_dynobj): Likewise.
3942 (Symbol_table::define_special_symbol): Get target from
3944 * symtab.h (class Symbol_table): Update declaration.
3945 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3946 parameter. Change all callers. Clear parameter target.
3947 (Binary_test): Test target here.
3948 * testsuite/object_unittest.cc (gold_testsuite): Remove
3949 target_test_pointer parameter. Change all callers.
3950 (Object_test): Test target here.
3954 * testsuite/initpri1.c: Don't try to use constructor priorities if
3955 compiling with gcc before 4.3.
3959 * testsuite/retain_symbols_file_test.sh (check_present): Change
3960 output file name to retain_symbols_file_test.stdout.
3961 (check_absent): Likewise.
3965 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3966 * options.cc: Include <cerrno> and <fstream>.
3967 (General_options::finalize): Parse -retain-symbols-file tag.
3968 * options.h: New flag.
3969 (General_options): New method should_retain_symbol, new
3970 variable symbols_to_retain.
3971 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3972 should_retain_symbol map.
3973 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3974 * testsuite/Makefile.in: Regenerate.
3975 * testsuite/retain_symbols_file_test.sh: New file.
3979 * po/es.po: Updated Spanish translation.
3983 * debug.h (DEBUG_RELAXATION): New constant.
3984 (DEBUG_ALL): Add DEBUG_RELAXATION.
3985 (debug_string_to_enum): Add relaxation debug option.
3987 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3988 Layout::Relaxation_debug_check::read_sections,
3989 Layout::Relaxation_debug_check::read_sections): New method definitions.
3990 (Layout::Layout): Initialize data members
3991 record_output_section_data_from_scrips_,
3992 script_output_section_data_list_ and relaxation_debug_check_.
3993 (Layout::save_segments, Layout::restore_segments,
3994 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3995 Layout::relaxation_loop_body): New method definitions.
3996 (Layout::finalize): Support relaxation. Move section layout code to
3997 Layout::relaxation_loop_body.
3998 (Layout::set_asection_address_from_script): Move code for orphan
3999 section placement out.
4000 (Layout::place_orphan_sections_in_script): New method definition.
4001 * layout.h (Output_segment_headers, Output_file_header):
4002 New forward class declarations.
4003 (Layout::~Layout): Define.
4004 (Layout::new_output_section_data_from_script): New method definition.
4005 (Layout::place_orphan_sections_in_script): New method declaration.
4006 (Layout::Segment_states): New type declaration.
4007 (Layout::save_segments, Layout::restore_segments,
4008 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4009 Layout::relaxation_loop_body): New method declarations.
4010 (Layout::Output_section_data_list): New type declaration.
4011 (Layout::Relaxation_debug_check): New class definition.
4012 (Layout::record_output_section_data_from_script_,
4013 Layout::script_output_section_data_list_, Layout::segment_states_,
4014 Layout::relaxation_debug_check_): New data members.
4015 * output.cc: (Output_section_headers::do_size): New method definition.
4016 (Output_section_headers::Output_section_headers): Move size
4017 computation to Output_section_headers::do_size.
4018 (Output_segment_headers::do_size): New method definition.
4019 (Output_file_header::Output_file_header): Move size computation to
4020 Output_file_header::do_size and call it.
4021 (Output_file_header::do_size): New method definition.
4022 (Output_data_group::Output_data_group): Adjust call to
4023 Output_section_data.
4024 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4025 (Output_symtab_xindex::do_write): Add array bound check.
4026 (Output_section::Input_section::print_to_mapfile): Handle
4027 RELAXED_INPUT_SECTION_CODE.
4028 (Output_section::Output_section): Initialize data member checkpoint_.
4029 (Output_section::~Output_section): Delete checkpoint object pointed
4031 (Output_section::add_input_section): Always add an Input_section if
4033 (Output_section::add_merge_input_section): Add assert.
4034 (Output_section::relax_input_section): New method definition.
4035 (Output_section::set_final_data_size): Set load address to zero for
4036 an unallocated section.
4037 (Output_section::do_address_and_file_offset_have_reset_values):
4038 New method definition.
4039 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4040 Handle relaxed input section.
4041 (Output_section::sort_attached_input_sections): Checkpoint input
4042 section list lazily.
4043 (Output_section::get_input_sections): Change type of input_sections to
4044 list of Simple_input_section pointers. Checkpoint input section list
4045 lazily. Also handle relaxed input sections.
4046 (Output_section::add_input_section_for_script): Take a reference to
4047 a Simple_input_section object instead of Relobj pointer and section
4048 index as parameter. Handle relaxed input sections.
4049 (Output_section::save_states, Output_section::restore_states): New
4051 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4052 (Output_data::is_data_size_fixed): New method definition.
4053 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4055 (Output_data::address_and_file_offset_have_reset_values): New method
4057 (Output_data::do_address_and_file_offset_have_reset_values): New method
4059 (Output_data::set_data_size): Check that data size is not fixed.
4060 (Output_data::fix_data_size): New method definition.
4061 (Output_data::is_data_size_fixed_): New data member.
4062 (Output_section_headers::set_final_data_size): New method definition.
4063 (Output_section_headers::do_size): New method declaration.
4064 (Output_segment_headers::set_final_data_size): New method definition.
4065 (Output_segment_headers::do_size): New method declaration.
4066 (Output_file_header::set_final_data_size)::New method definition.
4067 (Output_file_header::do_size)::New method declaration.
4068 (Output_section_data::Output_section_data): Add new parameter
4069 is_data_size_fixed and use it to fix data size.
4070 (Output_data_const::Output_data_const): Adjust call to base class
4071 constructor and fix data size.
4072 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4073 base class constructor and fix data size.
4074 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4075 base class constructor and fix data size.
4076 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4077 class constructor and fix data size.
4078 (Output_data_group::set_final_data_size): New method definition.
4079 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4080 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4081 class constructor and fix data size.
4082 (Output_relaxed_input_section): New class definition.
4083 (Output_section::Simple_input_section): New class definition.
4084 (Output_section::get_input_sections): Adjust parameter list.
4085 (Output_section::add_input_section_for_script): Same.
4086 (Output_section::save_states, Output_section::restore_states,
4087 Output_section::do_address_and_file_offset_have_reset_values,
4088 (Output_section::Input_section::Input_section): Handle
4089 RELAXED_INPUT_SECTION_CODE. Add new overload for
4090 Output_relaxed_input_section.
4091 (Output_section::Input_section::is_input_section,
4092 Output_section::Input_section::set_output_section): Handle relaxed
4094 (Output_section::Input_section::is_relaxed_input_section,
4095 Output_section::Input_section::output_section_data,
4096 Output_section::Input_section::relaxed_input_section): New method
4098 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4100 (Output_section::Input_section::u1_): Update comments.
4101 (Output_section::Input_section::u2_): Add new union member poris.
4102 (Output_section::Checkpoint_output_section): New classs definition.
4103 (Output_section::relax_input_section): New method declaration.
4104 (Output_section::checkpoint_): New data member.
4105 (Output_segment): Update comments.
4106 (Output_segment::Output_segment): Un-privatize copy constructor.
4107 (Output_segment::operator=): Un-privatize.
4108 * script-sections.cc (Output_section_element::Input_section_list):
4109 Change element type to Output_section::Simple_input_section.
4110 (Output_section_element_dot_assignment::set_section_addresses):
4111 Register output section data for relaxation clean up.
4112 (Output_data_exression::Output_data_expression): Adjust call to base
4113 constructor to fix data size.
4114 (Output_section_element_data::set_section_addresses): Register
4115 Output_data_expression object for relaxation clean up.
4116 (struct Input_section_info): Replace Relobj pointer and section index
4117 pair with Output_section::Simple_input_section and Convert struct to a
4119 (Input_section_sorter::operator()): Adjust access to
4120 Input_section_info data member to use accessors.
4121 (Output_section_element_input::set_section_addresses): Use layout
4122 parameter. Adjust code to use Output_section::Simple_input_section
4123 and Input_secction_info classes. Register filler for relaxation
4125 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4126 and section index pair with Output_section::Simple_input_section
4127 class. Adjust code accordingly.
4128 (Phdrs_element::release_segment): New method definition.
4129 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4131 (Script_sections::release_segments): New method definition.
4132 * gold/script-sections.h (Script_sections::release_segments): New
4134 * gold/target.h (Target::may_relax, Target::relax,
4135 Target::do_may_relax, Target::do_relax): New method definitions.
4139 * arm.cc (has_signed_unsigned_overflow): New function.
4140 (Arm_relocate_functions::abs8): New function.
4141 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4142 (Target_arm::Scan::global): Likewise.
4143 (Target_arm::relocate::relocate): Likewise.
4144 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4149 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4150 * testsuite/Makefile.in: Regenerate.
4154 * po/gold.pot: Updated by the Translation project.
4158 * output.cc (Output_file::open): Add execute permission to empty file.
4159 * testsuite/Makefile.am (permission_test): New test.
4160 * testsuite/Makefile.in: Regenerate.
4164 * output.cc (Output_file::resize): Call map_no_anonymous rather
4169 * gold.cc: Include "incremental.h".
4170 (queue_initial_tasks): Call Incremental_checker methods.
4171 * incremental.cc: Include "output.h".
4172 (Incremental_checker::can_incrementally_link_output_file): New
4174 * incremental.h (Incremental_checker): New class.
4176 * output.cc (Output_file::open_for_modification): New method.
4177 (Output_file::map_anonymous): Changed return type to bool. Record
4179 (Output_file::map_no_anonymous): New method, broken out of map.
4180 (Output_file::map): Use map_no_anonymous and map_anonymous.
4181 * output.h (class Output_file): Update declarations.
4185 * options.h (Command_line::Pre_options): New class.
4186 (Command_line::pre_options): New member.
4187 * options.cc (gold::options::ready_to_register): New variable.
4188 (One_option::register_option): Do nothing if not registering options.
4189 Assert if same short option registered twice.
4190 (General_options::General_options): Turn off option registration when
4192 (Command_line::Pre_options::Pre_options): New constructor.
4196 * options.h (General_options::no_keep_memory): Remove incorrect
4201 * Makefile.am (am__skiplex, am__skipyacc): New.
4202 * Makefile.in: Regenerate.
4206 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4207 (INCLUDES): ... this.
4208 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4209 (AM_CPPFLAGS): Renamed from ...
4210 (INCLUDE): ... this.
4211 * Makefile.in, testsuite/Makefile.in: Regenerate.
4213 * Makefile.in: Regenerate.
4214 * aclocal.m4: Likewise.
4215 * config.in: Likewise.
4216 * configure: Likewise.
4217 * testsuite/Makefile.in: Likewise.
4219 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4220 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4221 * Makefile.in: Regenerate.
4222 * testsuite/Makefile.in: Regenerate.
4226 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4227 symbols in shared libraries overridden by hidden or internal symbols
4228 in the main program.
4232 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4233 checking source file names in error messages.
4237 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4238 an elcpp::Ehdr as parameter. Adjust call to set_target.
4239 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4240 an elfcpp::Ehdr as parameter.
4241 * object.cc (Object::set_target): Remove the version that looks up
4242 a target and sets it.
4243 (Sized_relobj::setup): Take a Target object instead of
4244 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4245 (make_elf_sized_object): Find target and ask target to
4247 * object.h: (Object::set_target): Remove the version that looks up
4248 a target and sets it.
4249 (Sized_relobj::setup): Take a Target object instead of
4250 an elfcpp:Ehdr as parameter.
4251 * target.cc: Include dynobj.h.
4252 (Target::do_make_elf_object_implementation): New.
4253 (Target::do_make_elf_object): New.
4254 * target.h (Target::make_elf_object): New template declaration.
4255 (Target::do_make_elf_object): New method declarations.
4256 (Target::do_make_elf_object_implementation): New template declaration.
4260 * gold.h (FUNCTION_NAME): Define.
4261 (gold_unreachable): Use FUNCTION_NAME.
4265 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4266 symbol in the --keep-unique list is not found.
4270 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4271 been maked as --keep-unique.
4272 (Icf::unfold_section): New function.
4273 * icf.h (Icf::unfold_section): New function.
4274 * options.h (General_options::keep_unique): New option.
4275 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4276 * testsuite/Makefile.in: Regenerate.
4277 * testsuite/icf_keep_unique_test.sh: New file.
4278 * testsuite/icf_keep_unique_test.cc: New file.
4283 * resolve.cc (Symbol_table::resolve): Check for references from
4284 dynamic objects to hidden and internal symbols.
4285 * testsuite/Makefile.am (hidden_test.sh): New test.
4286 * testsuite/Makefile.in: Regenerate.
4287 * testsuite/hidden_test.sh: New script.
4288 * testsuite/hidden_test_1.c: New test source.
4289 * testsuite/hidden_test_main.c: New test source.
4293 * arm.cc: Update comments.
4294 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4295 segment to locate the .ARM.exidx section if present.
4299 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4303 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4308 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4309 valid tls_segment only for non-debug-section relocations.
4310 * testsuite/Makefile.am: Add gc_tls_test.
4311 * testsuite/Makefile.in: Regenerate.
4312 * testsuite/gc_tls_test.cc: New file.
4313 * testsuite/gc_tls_test.sh: New file.
4319 * Makefile.am (CCFILES): Add icf.cc.
4321 * Makefile.in: Regenerate.
4322 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4323 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4324 section, symbol and addend information for the relocs.
4325 * gold.cc (queue_middle_tasks): Call identical code folding.
4326 * gold.h: Add defines for multimap.
4327 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4328 to the call of finalize_local_symbols.
4329 * main.cc (main): Create object of class Icf.
4330 * object.cc (Sized_relobj::do_layout): Allow this function to be
4331 called twice during icf.
4332 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4333 to sections marked as identical by icf.
4334 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4336 (Sized_relobj::do_section_entsize): New function.
4337 * object.h (Object::section_entsize): New function.
4338 (Object::do_section_entsize): New pure virtual function.
4339 (Relobj::finalize_local_symbols): Add new parameter.
4340 (Relobj::do_section_entsize): New function.
4341 * options.h (General_options::icf): New option.
4342 (General_options::icf_iterations): New option.
4343 (General_options::print_icf_sections): New option.
4344 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4345 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4346 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4348 * symtab.cc (Symbol_table::is_section_folded): New function.
4349 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4350 to sections marked as identical by icf.
4351 * symtab.h (Symbol_table::set_icf): New function.
4352 (Symbol_table::icf): New function.
4353 (Symbol_table::is_section_folded): New function.
4354 (Symbol_table::icf_): New data member.
4355 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4356 * testsuite/Makefile.am: Add commands to build icf_test.
4357 * testsuite/Makefile.in: Regenerate.
4358 * testsuite/icf_test.sh: New file.
4359 * testsuite/icf_test.cc: New file.
4363 * layout.cc (is_compressible_debug_section): Fix incorrect
4364 comment about compressed section names.
4369 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4374 * layout.h: #include <map>.
4375 (class Kept_section): Change from struct to class. Add accessors
4376 and setters. Add section size to Comdat_group mapping. Change
4377 Comdat_group to std::map. Add is_comdat_ field. Add
4378 linkonce_size field in union.
4379 (class Layout): Update declaration of find_or_add_kept_section.
4380 Don't declare find_kept_object.
4381 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4382 parameter. Add object, shndx, is_comdat, and is_group_name
4383 parameters. Change all callers. Adjust for new Kept_section.
4384 (Layout::find_kept_object): Remove.
4385 * object.cc (Sized_relobj::include_section_group): Update use of
4386 Kept_section. Rename secnum to shndx. Only record
4387 Kept_comdat_section if sections are the same size.
4388 (Sized_relobj::include_linkonce_section): Update use of
4389 Kept_section. Only record Kept_comdat_section if sections are the
4390 same size. Set size of linkonce section.
4391 (Sized_relobj::map_to_kept_section): Update call to
4392 get_kept_comdat_section.
4393 * object.h (class Sized_relobj): Rename fields in
4394 Kept_comdat_section to drop trailing underscores; change object
4395 field to Relobj*. Change Kept_comdat_section_table to store
4396 struct rather than pointer.
4397 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4398 Add kept_object and kept_shndx parameters. Change all callers.
4399 (Sized_relobj::get_kept_comdat_section): Change return type to
4400 bool. Add kept_object and kept_shndx parameters. Change all
4402 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4403 Layout::find_or_add_kept_section.
4407 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4408 Reserve space in the hash table.
4412 * fileread.cc (File_read::get_mtime): New method.
4413 * fileread.h (Timespec): New structure.
4414 (File_read::get_mtime): New method.
4415 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4416 Renamed from timestamp_nsec.
4417 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4419 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4421 (Incremental_inputs::report_archive): Save mtime; style fix.
4422 (Incremental_inputs::report_obejct): Save mtime; style fix.
4423 (Incremental_inputs::report_script): Save mtime; style fix.
4424 (Incremental_inputs::finalize_inputs): Style fix.
4425 (Incremental_inputs::finalize): Style fix.
4426 (Incremental_inputs::create_input_section_data): Store inputs
4428 * incremental.h (Incremental_inputs::report_script): Add mtime
4430 (Incremental_inputs::Input_info::Input_info): Intialize only one
4432 (Incremental_inputs::Input_info::archive): Move to nameless
4434 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4435 (Incremental_inputs::Input_info::script): Move to nameless union.
4436 (Incremental_inputs::mtime): New field.
4437 * script.cc (read_input_script): Pass file mtime to
4439 * script.h (Script_info::inputs): Style fix.
4443 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4449 * layout.cc (Layout::choose_output_section): If we find an
4450 existing section, update the flags.
4451 (Layout::create_notes): New function, broken out of
4453 (Layout::finalize): Don't create note sections.
4454 (Layout::create_note): Don't crash if linker script discards
4456 (Layout::create_gold_note): Likewise.
4457 (Layout::create_build_id): Likewise. Don't set
4458 after_input_sections on the section.
4459 (Layout::create_executable_stack_info): Remove target parameter.
4461 * layout.h (class Layout): Declare create_notes. Update
4462 declaration of create_executable_stack_info.
4463 * gold.cc (queue_middle_tasks): Call create_notes.
4464 * output.cc (Output_section::update_flags_for_input_section): Move
4465 here from output.h. If SHF_ALLOC flag is newly set, mark address
4467 * output.h (Output_data::mark_address_invalid): New function.
4468 (class Output_section): Only declare, not define,
4469 update_flags_for_input_section. Remove set_flags.
4473 * script-sections.cc (Output_section_definition::
4474 set_section_addresses): Rename shadowing local load_address to
4480 * reloc.cc (relocate_sections): Skip empty relocation sections.
4485 * layout.cc (Layout::create_note): Use choose_output_section
4486 rather than make_output_section.
4491 * options.cc (General_options::parse_V): Set printed_version_.
4492 (General_options::General_options): Initialize printed_version_.
4493 * options.h (class General_options): Add printed_version_ field.
4494 * gold.cc (queue_initial_tasks): If there are no input files,
4495 don't give a fatal error if we printed the version information.
4496 (queue_middle_tasks): If using -r with a shared object, give a
4497 fatal error rather than an ordinary error.
4502 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4503 (Layout::make_output_section): Set have_stabstr_section_ if we see
4504 a .stab*str section.
4505 (Layout::finalize): Call link_stabs_sections.
4506 (Layout::link_stabs_sections): New file.
4507 * layout.h (class Layout): Add have_stabstr_section_ field.
4508 Declare link_stabs_sections.
4512 * Makefile.am (libgold_a_LIBADD): New.
4513 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4514 * Makefile.in: Regenerate.
4515 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4516 * configure: Regenerate.
4517 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4518 * fileread.cc: Include sys/state.h
4519 * gold.h: Declare memmem and strndup if found missing.
4520 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4524 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4525 * configure: Rebuild.
4530 * object.cc (Object::section_contents): Don't try to get a view if
4531 the section has length zero.
4532 (Object::handle_gnu_warning_section): If the section is empty, use
4533 the name of the section as the warning.
4538 * stringpool.h (class Stringpool_template): Add optimize_ field.
4539 (Stringpool_template::set_optimize): New function.
4540 * stringpool.cc (Stringpool_template::Stringpool_template):
4541 Initialize optimize_ field.
4542 (Stringpool_template::set_string_offsets): Test local optimize
4543 fild rather than parameter.
4544 * layout.cc (Layout::Layout): Call set_optimize on the section
4550 * yyscript.y: Parse TARGET.
4551 * script.cc (script_set_target): New function.
4552 * script-c.h (script_set_target): Declare.
4553 * options.cc (General_options::string_to_object_format): Rename
4554 from string_to_object_format in anonymous namespace. Change
4556 * options.h (class General_options): Declare
4557 string_to_object_format.
4561 * script-sections.cc (Script_sections::create_segments): Don't put
4562 program headers in a PT_LOAD segment if -n or -N.
4567 * options.h (class General_options): Add -z lazy and -z now. Sort
4568 -z options into alphabetical order.
4569 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4573 * layout.cc (Layout::make_output_section): Call
4574 Target::new_output_section.
4575 (Layout::attach_allocated_section_to_segment): Put large section
4576 sections in a separate load segment with the large segment flag
4578 (Layout::segment_precedes): Sort large data segments after other
4580 (align_file_offset): New static function.
4581 (Layout::set_segment_offsets): Use align_file_offset.
4582 * output.h (class Output_section): Add is_small_section_ and
4583 is_large_section_ fields.
4584 (Output_section::is_small_section): New function.
4585 (Output_section::set_is_small_section): New function.
4586 (Output_section::is_large_section): New function.
4587 (Output_section::set_is_large_section): New function.
4588 (Output_section::is_large_data_section): New function.
4589 (class Output_segment): Add is_large_data_segment_ field.
4590 (Output_segment::is_large_data_segment): New function.
4591 (Output_segment::set_is_large_data_segment): New function.
4592 * output.cc (Output_section::Output_section): Initialize new
4594 (Output_segment::Output_segment): Likewise.
4595 (Output_segment::add_output_section): Add assertion that large
4596 data sections always go in large data segments. Force small data
4597 sections to the end of the list of data sections. Force small BSS
4598 sections to the start of the list of BSS sections. For large BSS
4599 sections to the end of the list of BSS sections.
4600 * symtab.h (class Symbol): Declare is_common_shndx.
4601 (Symbol::is_defined): Check Symbol::is_common_shndx.
4602 (Symbol::is_common): Likewise.
4603 (class Symbol_table): Define enum Commons_section_type. Update
4604 declarations. Add small_commons_ and large_commons_ fields.
4605 * symtab.cc (Symbol::is_common_shndx): New function.
4606 (Symbol_table::Symbol_table): Initialize new fields.
4607 (Symbol_table::add_from_object): Put small and large common
4608 symbols in the right list.
4609 (Symbol_table::sized_finalized_symbol): Check
4610 Symbol::is_common_shndx.
4611 (Symbol_table::sized_write_globals): Likewise.
4612 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4613 common symbol lists. Don't call do_allocate_commons_list if the
4615 (Symbol_table::do_allocate_commons_list): Remove is_tls
4616 parameter. Add comons_section_type parameter. Change all
4617 callers. Handle small and large common symbols.
4618 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4619 Symbol::is_common_shndx.
4620 * resolve.cc (symbol_to_bits): Likewise.
4621 * target.h (Target::small_common_shndx): New function.
4622 (Target::small_common_section_flags): New function.
4623 (Target::large_common_shndx): New function.
4624 (Target::large_common_section_flags): New function.
4625 (Target::new_output_section): New function.
4626 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4627 small_common_section_flags, and large_common_section_flags
4629 (Target::do_new_output_section): New virtual function.
4630 * arm.cc (Target_arm::arm_info): Initialize new fields.
4631 * i386.cc (Target_i386::i386_info): Likewise.
4632 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4634 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4635 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4636 (Target_x86_64::do_new_output_section): New function.
4637 * configure.ac: Define conditional MCMODEL_MEDIUM.
4638 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4639 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4640 (large_LDFLAGS): Define.
4641 * testsuite/large.c: New file.
4642 * testsuite/testfile.cc (Target_test::test_target_info):
4643 Initialize new fields.
4644 * configure, testsuite/Makefile.in: Rebuild.
4648 * Makefile.am (CCFILES): Add target.cc.
4649 * Makefile.in: Regenerate.
4650 * i386.cc (class Target_i386): Define new virtual method to
4651 override do_is_local_label_name in parent.
4652 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4653 local symbols if --discard-locals or -X is given.
4654 * options.h (class General_options): Declare new options
4655 '--discard-locals' and '-X' for discarding locals.
4656 * target.h (class Target): Define new methods is_local_label_name.
4657 Declare new virtual method do_is_local_label_name.
4658 * target.cc: New file.
4659 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4660 (check_SCRIPTS): Add discard_locals_test.sh.
4661 (check_DATA): Add discard_local_tests.syms.
4662 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4663 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4664 * testsuite/Makefile.in: Regenerate.
4665 * testsuite/discard_locals_test.c: New file.
4666 * testsuite/discard_locals_test.sh: Same.
4670 * object.cc (Sized_relobj::Sized_relobj): Initialize
4671 discarded_eh_frame_shndx_ to -1U.
4672 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4674 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4675 a discarded .eh_frame section.
4676 (Sized_relobj::do_finalize_local_symbols): Ditto.
4677 * object.h (class Sized_relobj): Declare new member
4678 discarded_eh_frame_shndx_.
4679 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4680 (local_labels_test.o, local_labels_test): New rules.
4681 * testsuite/Makefile.in: Regenerate.
4685 * layout.cc (Layout::section_name_mapping): Add mapping for
4686 special ARM sections.
4690 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4691 (utils::has_overflow): Same.
4695 * layout.cc (Layout::section_name_mapping): New array, replacing
4696 Layout::linkonce_mapping.
4697 (Layout::section_name_mapping_count): New variable, replacing
4698 Layout::linkonce_mapping_count.
4699 (Layout::linkonce_output_name): Remove.
4700 (Layout::output_section_name): Rewrite.
4701 * layout.h (class Layout): Rename Linkonce_mapping to
4702 Section_name_mapping, linkonce_mapping to section_name_mapping,
4703 linkonce_mapping_count to section_name_mapping_count. Don't
4704 declare linkonce_output_name.
4708 * gold/arm.cc (namespace utils): New.
4709 (Target_arm::reloc_is_non_pic): Define new method.
4710 (class Arm_relocate_functions): New.
4711 (Target_arm::Relocate::relocate): Handle relocation types used by
4716 * arm.cc (Target_arm::scan::global): Use || instead of |.
4720 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4721 issued_non_pic_error_.
4722 (class Target_arm::Scan): Declare new method check_non_pic.
4723 Define new method symbol_needs_plt_entry.
4724 Declare new data member issued_non_pic_error_.
4725 (class Target_arm::Relocate): Declare new method
4726 should_apply_static_reloc.
4727 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4728 (Target_arm::Scan::check_non_pic): Define new method.
4729 (Target_arm::Scan::local): Handle a small subset of reloc types used
4731 (Target_arm::Scan::local): Same.
4732 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4736 * incremental.cc (Incremental_inputs::report_command_line): Filter
4737 out --incremental-* options.
4741 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4743 (class Target_arm): Update comment.
4744 (Target_arm::Target_arm): Initialize new data members GOT_,
4745 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4746 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4747 and Target_arm::rel_dyn_section.
4748 Declare new_enum Target_arm::Got_type.
4749 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4751 Update commments for member do_dynsym_value.
4752 (Target_arm::got_size, Target_arm::plt_section,
4753 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4754 new methods inside class defintion.
4755 (Target_arm::got_section): Define new method.
4756 (Target_arm::rel_dyn_section): Same.
4757 (Output_data_plt_arm): New template class.
4758 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4759 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4760 (Output_data_plt_arm::add_entry): Same.
4761 (Output_data_plt_arm::first_plt_entry): Define new
4762 static data member for PLT instruction template.
4763 (Output_data_plt_arm::plt_entry): Same.
4764 (Output_data_plt_arm::do_write): Define new method.
4765 (Target_arm::make_plt_entry): Same.
4766 (Target_arm::do_finalize_sections): Same.
4767 (Target_arm::do_dynsym_value): Same.
4771 * Makefile.am (TARGETSOURCES): Add arm.cc.
4772 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4773 * Makefile.in: Regenerate.
4775 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4779 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4780 (General_options::check_excluded_libs): Strip off directories in
4781 archive name before matching like GNU ld does.
4782 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4783 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4784 (exclude_libs_test_LDFLAGS): Add linker option
4785 -Wl,--exclude-libs,libexclude_libs_test_3
4786 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4787 an explicit archive without using -l.
4788 (alt/libexclude_libs_test_3.a): New make rule.
4789 * testsuite/Makefile.in: Regenerate.
4790 * testsuite/exclude_libs_test.c : Declare lib3_default().
4792 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4793 * exclude_libs_test_3.c: New file.
4797 * po/id.po: New Indonesian translation.
4798 * po/gold.pot: Updated template file.
4802 * testsuite/Makefile.am: Add -ffunction-sections to compile
4803 gc_comdat_test files. Add -Wl,--gc-sections to build
4805 * testsuite/Makefile.in: Regenerate.
4806 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4810 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4811 kept comdat section was garbage collected.
4812 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4813 * testsuite/Makefile.in: Regenerate.
4814 * testsuite/gc_comdat_test.sh: New file.
4815 * testsuite/gc_comdat_test_1.cc: New file.
4816 * testsuite/gc_comdat_test_2.cc: New file.
4820 * archive.cc (Archive::Archive): Move constructor from archive.h
4821 to here. Initialize no_export_.
4822 (Archive::get_elf_object_for_member): Set no_export flag of object.
4823 * archive.h (Archive::Archive): Move constructor body to
4825 (Archive::no_export): New method.
4826 (Archive::no_export_): New field.
4827 * object.h (Object::Object): Initialize no_export_ to false.
4828 (Object::no_export, Object::set_no_export): New methods.
4829 (Object::no_export_): New field.
4830 * options.cc (General_options::parse_exclude_libs): New method.
4831 (General_options::check_excluded_libs) Same.
4832 * options.h (exclude_libs): New option.
4833 (General_options::check_excluded_libs): New method declaration.
4834 (General_options::excluded_libs_): New field.
4835 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4836 default or protected visibility if an object has no-export flag set.
4837 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4838 (check_SCRIPTS): Add exclude_libs_test.sh.
4839 (check_DATA): Add exclude_libs_test.syms.
4840 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4841 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4842 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4843 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4844 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4845 libexclude_libs_test_2.a): New rules.
4846 * testsuite/Makefile.in: Regenerate.
4847 * testsuite/exclude_libs_test.c: New file.
4848 * testsuite/exclude_libs_test.sh: Ditto.
4849 * testsuite/exclude_libs_test_1.c: Ditto.
4850 * testsuite/exclude_libs_test_2.c: Ditto.
4854 * configure.ac: Check for declarations for cases where libiberty.h
4855 checks HAVE_DECL_xxx.
4856 * configure, config.in: Rebuild.
4860 * gold.h (Incremental_argument_list): Remove (invalid) forward
4862 * incremental.cc (Incremental_inputs::report_achive): New method.
4863 (Incremental_inputs::report_object): New method.
4864 (Incremental_inputs::report_script): New method.
4865 (Incremental_inputs::finalize_inputs): New method.
4866 (Incremental_inputs::finalize): Call finalize_inputs().
4867 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4868 Create inputs entries.
4869 * incremental.h (Incremental_input_type): New enum.
4870 (Incremental_inputs::Incremental_input): Initialize new fields.
4871 (Incremental_inputs::report_inputs): New method.
4872 (Incremental_inputs::report_achive): New method.
4873 (Incremental_inputs::report_object): New method.
4874 (Incremental_inputs::report_script): New method.
4875 (Incremental_inputs::finalize_inputs): New method.
4876 (Incremental_inputs::Input_info): New struct.
4877 (Incremental_inputs::Input_info_map): New typedef.
4878 (Incremental_inputs::lock_): New field.
4879 (Incremental_inputs::Inputs_): New field.
4880 (Incremental_inputs::Inputs_map): New field.
4881 * main.cc (main): Call Incremental_input::report_inputs.
4882 * options.h (Input_argument_list): Typedef moved from
4884 (Input_file_group::Files): Remove, use ::Input_argument_list.
4885 (Input_file_group::Input_argument_list): Remove, use
4886 ::Input_argument_list.
4887 * plugin.cc (Plugin_manager::add_input_file): Add error in
4889 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4891 * script.cc (read_input_script): Call
4892 Incremental_input::report_script.
4893 * script.h (Script_info): New class.
4897 * x86_64.cc (do_adjust_output_section): Set entsize to
4902 * output.cc (Output_file::close): After short writes, continue
4903 writing from the correct offset in the buffer being written.
4907 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4908 * configure: Regenerate.
4909 * config.in: Regenerate.
4910 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4911 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4915 * incremental.cc (Incremental_inputs_header_data): Renamed from
4916 Incremental_input_header_data.
4917 (Incremental_inputs_header_data::data_size): New field.
4918 (Incremental_inputs_header_data::put_input_file_count): Renamed
4919 from input_file_count.
4920 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4921 from command_line_offset.
4922 (Incremental_inputs_header_data::put_reserved): Renamed from
4924 (Incremental_inputs_entry_data): Renamed from
4925 Incremental_input_entry_data.
4926 (Incremental_inputs_entry_data::data_size): New field.
4927 (Incremental_inputs::report_command_line): New method.
4928 (Incremental_inputs::finalize): New method.
4929 (Incremental_inputs::create_incremental_inputs_data): New method.
4930 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4931 * incremental.h: New file.
4932 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4933 (Layout::finalize): Create incremental inputs section in
4935 (Layout::create_incremental_info_sections): New method.
4936 * layout.h (Layout::incremental_inputs): New method.
4937 (Layout::create_incremental_info_sections): New method.
4938 (Layout::incremental_inputs_): New field.
4939 * main.cc (main): Notify Incremental_input of the command line.
4944 * gold.h (reserve_unordered_map): Define, three versions, one for
4945 each version of Unordered_map.
4946 * layout.cc (Layout::Layout): Remove options parameter. Add
4947 number_of_input_files parameter. Don't initialize options_.
4948 Initialize number_of_input_files_ and resized_signatures_. Move
4949 sections_are_attached_.
4950 (Layout::layout_group): Reserve space for group_signatures_.
4951 (Layout::find_or_add_kept_section): Change name parameter to be a
4952 reference. Resize signatures_ map when it gets large enough.
4953 (Layout::layout_eh_frame): Use parameters->options() instead of
4955 (Layout::make_output_section): Likewise.
4956 (Layout::attach_allocated_section_to_segment): Likewise.
4957 (Layout::finalize, Layout::create_executable_stack): Likewise.
4958 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4959 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4960 * layout.h (class Layout): Update declarations. Remove options_
4961 field. Add number_of_input_files_ and resized_signatures_
4962 fields. Move sections_are_attached_ field.
4963 * main.cc (main): Pass number of input files to Layout
4964 constructor. Don't pass options.
4968 * ffsll.c (ffsll): Correct implementation.
4972 * ffsll.c: New file.
4973 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4974 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4975 * ftruncate.c (ftruncate): Declare before definition.
4976 * mremap.c (mremap): Likewise.
4977 * pread.c (pread): Likewise.
4978 * configure, Makefile.in, config.in: Rebuild.
4980 * mremap.c: New file.
4981 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4982 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4983 (mremap): Declare if HAVE_MREMAP is not defined.
4984 * configure, Makefile.in, config.in: Rebuild.
4988 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4989 position independent.
4990 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4991 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4995 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4997 (needs_dynamic_reloc): Likewise.
5001 * yyscript.y (file_cmd): Recognize EXTERN.
5002 (extern_name_list, extern_name_list_body): New nonterminals.
5003 * script.cc (script_add_extern): Define.
5004 * script-c.h (script_add_extern): Declare.
5008 * object.cc (is_elf_object): Define.
5009 * object.h (is_elf_object): Declare.
5010 * archive.cc (Archive::get_elf_object_for_member): Call
5012 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5016 * output.cc (Output_file::map_anonymous): Define.
5017 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5018 try an anonymous one. Report the size if the mmap fails.
5019 * output.h (class Output_file): Declare map_anonymous.
5023 * target-select.cc (instantiate_target): Don't acquire the lock if
5024 the instantiated_target_ field has already been set.
5028 * gold-threads.h (class Initialize_lock): Define.
5029 * gold-threads.cc (class Initialize_lock_once): Define.
5030 (initialize_lock_control): New static variable.
5031 (initialize_lock_pointer): New static variable.
5032 (initialize_lock_once): New static function.
5033 (Initialize_lock::Initialize_lock): Define.
5034 (Initialize_lock::initialize): Define.
5035 * target-select.h: Include "gold-threads.h".
5036 (class Target_selector): Add lock_ and initialize_lock_ fields.
5037 Don't define instantiate_target, just declare it.
5038 * target-select.cc (Target_selector::Target_selector): Initialize
5040 (Target_selector::instantiate_target): Define.
5041 * descriptors.h: Include "gold-threads.h".
5042 (class Descriptors): Add initialize_lock_ field.
5043 * descriptors.cc (Descriptors::Descriptors): Initialize new
5045 (Descriptors::open): Use initialize_lock_ field
5046 * errors.h (class Errors): Add initialize_lock_ field.
5047 * errors.cc (Errors::Errors): Initialize new field.
5048 (Errors::initialize_lock): Use initialize_lock_ field.
5049 * powerpc.cc (class Target_selector_powerpc): Remove
5050 instantiated_target_ field. In do_recognize call
5051 instantiate_target rather than do_instantiate_target. In
5052 do_instantiate_target just allocate a new target.
5053 * sparc.cc (class Target_selector_sparc): Likewise.
5055 * freebsd.h: New file.
5056 * i386.cc: Include "freebsd.h".
5057 (Target_i386): Derive from Target_freebsd rather than
5059 (Target_selector_i386): Derive from Target_selector_freebsd rather
5060 than Target_selector.
5061 * x86_64.cc: Include "freebsd.h".
5062 (Target_x86_64): Derive from Target_freebsd rather than
5064 (Target_selector_x86_64): Derive from Target_selector_freebsd
5065 rather than Target_selector.
5066 * target.h (class Target): Add adjust_elf_header and
5067 do_adjust_elf_header.
5068 * output.cc (Output_file_header:: do_sized_write): Call target
5069 adjust_elf_header routine.
5070 * configure.tgt: Set targ_osabi.
5071 * configure.ac: Define GOLD_DEFAULT_OSABI.
5072 * parameters.cc (Parameters::default_target): Pass
5073 GOLD_DEFAULT_OSABI to select_target.
5074 * target-select.h (class Target_selector): Make instantiate_target
5075 protected rather than private.
5076 * Makefile.am (HFILES): Add freebsd.h.
5077 * configure, Makefile.in, config.in: Rebuild.
5079 * merge.cc (do_add_input_section): Correct pend value. Change
5080 message about last entry not being null terminated from error to
5085 * incremental.cc: New file.
5086 * Makefile.am (CCFILES): Add incremental.cc.
5087 * Makefile.in: Rebuild.
5091 * layout.cc (Layout::output_section_name): Preserve names
5092 of '.note.' sections.
5096 * descriptors.cc (Descriptors::open): Check that the options are
5097 valid before using them.
5101 * script-sections.h: Include <list>.
5102 (class Script_sections): Change Sections_elements from std::vector
5103 to std::list. Typedef public Elements_iterator. Add
5104 orphan_section_placement_, data_segment_align_start_, and
5105 saw_data_segment_align_ fields. Remove data_segment_align_index_
5107 * script-sections.cc (class Orphan_section_placement): New class.
5108 (class Sections_element): Add virtual functions is_relro and
5109 orphan_section_init. Remove virtual function place_orphan_here.
5110 (class Output_section_definition): Add is_relro and
5111 orphan_section_init. Remove place_orphan_here.
5112 (class Orphan_output_section): Likewise.
5113 (Script_sections::Script_sections): Update for field changes.
5114 (Script_sections::data_segment_align): Set saw_data_segment_align_
5115 and data_segment_align_start_, not data_segment_align_index.
5116 (Script_sections::data_segment_relro_end): Check
5117 saw_data_segment_align_. Use data_segment_align_start_ rather
5118 than data_segment_align_index_.
5119 (Script_sections::place_orphan): Rewrite to use
5120 Orphan_section_placement.
5124 * archive.cc (Archive::add_symbols): Check for a version attached
5125 to the symbol name in the archive map.
5126 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5127 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5128 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5129 (ver_test_11.a): New target.
5130 * testsuite/Makefile.in: Rebuild.
5132 * configure.ac: Check for chsize and posix_fallocate. Replace
5134 * ftruncate.c: New file, from gnulib.
5135 * output.cc (posix_fallocate): Define dummy version if not
5136 HAVE_POSIX_FALLOCATE.
5137 (Output_file::map): Call posix_fallocate rather than lseek and
5139 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5140 * configure, Makefile.in, config.in: Rebuild.
5144 * layout.h (Layout::create_note): Add section_name parameter.
5145 * layout.cc (Layout::create_note): Likewise.
5146 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5150 * descriptors.cc: Include "options.h".
5151 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5152 (Descriptors::open): Always use O_CLOEXEC when opening a new
5153 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5154 then set FD_CLOEXEC.
5156 * sparc.cc (class Target_sparc): Add has_got_section.
5157 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5158 make sure we have a GOT section.
5160 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5161 (Target_sparc::Scan::local): Likewise.
5162 (Target_sparc::Scan::global): Likewise.
5163 (Target_sparc::Relocate::relocate): Likewise.
5164 (Target_sparc::Relocate::relocate_tls): Likewise.
5166 * symtab.cc (Symbol_table::define_default_version): New function,
5167 broken out of add_from_object.
5168 (Symbol_table::add_from_object): Call define_default_version.
5169 (Symbol_table::define_special_symbol): Add resolve_oldsym
5170 parameter. Change all callers. If the version for a symbol comes
5171 from a version script, resolve it with the symbol with the same
5172 name with no version. Also add the symbol without a version if
5174 (do_define_in_output_data): If resolving with oldsym, don't delete
5176 (do_define_in_output_segment): Likewise.
5177 (do_define_as_constant): Likewise.
5178 * symtab.h (class Symbol_table): Update declarations.
5182 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5183 (Read_symbols::requeue): New function.
5184 (Read_symbols::do_read_symbols): If make_elf_object fails because
5185 the target type is not configured, and the file was searched for,
5186 issue a warning and retry with the next directory.
5187 (Add_symbols::run): If the file has an incompatible format, and
5188 it was searched for, requeue the Read_symbols task. On error,
5190 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5191 dirindex parameter to constructor. Change all callers. Declare
5192 incompatible_warning and requeue.
5193 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5194 input_argument_ and input_group_ fields. Add them to
5195 constructor. Change all callers.
5196 (class Read_script): Add dirindex_ field. Add it to constructor.
5198 * archive.cc (Archive::setup): Remove input_objects parameter.
5200 (Archive::get_file_and_offset): Likewise.
5201 (Archive::read_all_symbols): Likewise.
5202 (Archive::read_symbols): Likewise.
5203 (Archive::get_elf_object_for_member): Remove input_objects
5204 parameter. Add punconfigured parameter. Change all callers.
5205 (Archive::add_symbols): Change return type to bool. Check return
5206 value of include_member.
5207 (Archive::include_all_members): Likewise.
5208 (Archive::include_member): Change return type to bool. Return
5209 false if first included object has incompatible target. Set
5210 included_member_ field.
5211 (Add_archive_symbols::run): If add_symbols returns false, requeue
5213 * archive.h (class Archive): Add included_member_ field.
5214 Initialize it in constructor. Add input_file and searched_for
5215 methods. Update declarations.
5216 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5217 input_argument_ fields. Add them to constructor. Change all
5219 * script.cc: Include "target-select.h".
5220 (class Parser_closure): Add skip_on_incompatible_target_ and
5221 found_incompatible_target_ fields. Add
5222 skip_on_incompatible_target parameter to constructor. Change all
5223 callers. Add methods skip_on_incompatible_target,
5224 clear_skip_on_incompatible_target, found_incompatible_target, and
5225 set_found_incompatible_target.
5226 (read_input_script): Add dirindex parameter. Change all callers.
5227 If parser finds an incompatible target, requeue Read_symbols
5229 (script_set_symbol): Clear skip_on_incompatible_target in
5231 (script_add_assertion, script_parse_option): Likewise.
5232 (script_start_sections, script_add_phdr): Likewise.
5233 (script_check_output_format): New function.
5234 * script.h (read_input_script): Update declaration.
5235 * script-c.h (script_check_output_format): Declare.
5236 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5237 (ignore_cmd): Remove OUTPUT_FORMAT.
5238 * fileread.cc (Input_file::Input_file): Add explicit this.
5239 (Input_file::will_search_for): New function.
5240 (Input_file::open): Add pindex parameter. Change all callers.
5241 * fileread.h (class Input_file): Add input_file_argument method.
5242 Declare will_search_for. Update declarations.
5243 * object.cc (make_elf_object): Add punconfigured parameter.
5245 * object.h (class Object): Make input_file public. Add
5246 searched_for method.
5247 (make_elf_object): Update declaration.
5248 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5250 * dirsearch.h (class Dirsearch): Update declaration.
5251 * options.h (class General_options): Add --warn-search-mismatch.
5252 * parameters.cc (Parameters::is_compatible_target): New function.
5253 * parameters.h (class Parameters): Declare is_compatible_target.
5254 * workqueue.cc (Workqueue::add_blocker): New function.
5255 * workqueue.h (class Workqueue): Declare add_blocker.
5257 * fileread.cc (Input_file::open): Remove options parameter.
5259 (Input_file::open_binary): Likewise.
5260 * script.cc (read_input_script): Likewise.
5261 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5262 options parameter from constructor. Change all callers.
5263 (class Read_script): Likewise.
5264 * fileread.h (class Input_file): Update declarations.
5265 * script.h (read_input_script): Update declaration.
5269 * po/es.po: New Spanish translation.
5273 * options.cc (parse_short_option): Keep dash_z from registering itself.
5278 * target-reloc.h (relocate_section): Pass output_section to
5280 * i386.cc (Target_i386::should_apply_static_reloc): Add
5281 output_section parameter. Change all callers.
5282 (Target_i386::Relocate::relocate): Add output_section parameter.
5283 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5284 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5285 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5286 * testsuite/two_file_shared.sh: New script.
5287 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5288 (check_DATA): Add two_file_shared.dbg.
5289 (two_file_shared.dbg): New target.
5290 * testsuite/Makefile.in: Rebuild.
5294 * configure.ac: Check for byteswap.h.
5295 * configure: Rebuild.
5296 * config.in: Rebuild.
5300 * layout.cc (Layout::find_or_add_kept_section): New function.
5301 (Layout::add_comdat): Removed.
5302 * layout.h (struct Kept_section): Move out of class Layout.
5303 Remove trailing underscores from field names. Add group_sections
5304 field. Rename group_ field to is_group. Change all uses.
5305 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5306 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5307 comdat_groups_ field.
5308 (Sized_relobj::include_section_group): Use
5309 find_or_add_kept_section and Kept_section::group_sections.
5310 (Sized_relobj::include_linkonce_section): Likewise.
5311 * object.cc (class Sized_relobj): Don't define Comdat_group or
5312 Comdat_group_table. Remove find_comdat_group and
5313 add_comdat_group. Remove comdat_groups_ field.
5314 * plugin.cc (include_comdat_group): Use
5315 Layout::find_or_add_kept_section.
5319 * README: --gc-sections and map files are now supported. Document
5320 some build requirements.
5323 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5324 relocatable link set the value of the section symbol to zero.
5325 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5326 relocatable link don't include the section address in the local
5332 * options.h (class Search_directory): Add is_system_directory.
5333 (class General_options): Declare is_in_system_directory.
5334 * options.cc (get_relative_sysroot): Make static.
5335 (get_default_sysroot): Make static.
5336 (General_optoins::is_in_system_directory): New function.
5337 * fileread.cc (Input_file::is_in_system_directory): New function.
5338 * fileread.h (class Input_file): Declare is_in_system_directory.
5339 * object.h (class Object): Add is_in_system_directory.
5340 (class Input_objects): Remove system_library_directory_ field.
5341 * object.cc (Input_objects::add_object): Don't set
5342 system_library_directory_.
5343 (input_objects::found_in_system_library_directory): Remove.
5344 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5345 parameter. Change all callers.
5346 (Symbol_table::sized_write_globals): Likewise.
5347 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5348 Call Object::is_in_system_directory.
5349 * symtab.h (class Symbol_table): Update declarations.
5352 * descriptors.h (Open_descriptor): Add is_on_stack field.
5353 * descriptors.cc (Descriptors::open): If the descriptor is on the
5354 top of the stack, remove it. Initialize is_on_stack field.
5355 (Descriptors::release): Only add pod to stack if it is not on the
5357 (Descriptors::close_some_descriptor): Clear stack_next and
5361 * output.cc (Output_section::find_starting_output_address): Rename
5362 from starting_output_address; add PADDR parameter; change return
5364 * output.h (class Output_section): Declare
5365 find_starting_output_address instead of starting_output_address.
5366 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5367 section symbol for which we can't find a merge section.
5370 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5371 hidden or internal, force the symbol to be local.
5372 * resolve.cc (Symbol::override_visibility): Define.
5373 (Symbol::override_base): Use override_visibility.
5374 (Symbol_table::resolve): Likewise.
5375 (Symbol::override_base_with_special): Likewise.
5376 (Symbol_table::override_with_special): If the visibility is hidden
5377 or internal, force the symbol to be local.
5378 * symtab.h (class Symbol): Add set_visibility and
5379 override_visibility.
5380 * testsuite/ver_test_1.sh: New file.
5381 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5382 (check_DATA): Add ver_test_1.syms.
5383 (ver_test_1.syms): New target.
5384 * testsuite/Makefile.in: Rebuild.
5388 * layout.cc (Layout::choose_output_section): Don't rename sections
5389 when using a linker script that has a SECTIONS clause.
5390 * Makefile.in: Regenerate.
5392 * testsuite/Makefile.am (script_test_5.sh): New test case.
5393 * testsuite/Makefile.in: Regenerate.
5394 * testsuite/script_test_5.cc: New file.
5395 * testsuite/script_test_5.sh: New file.
5396 * testsuite/script_test_5.t: New file.
5400 * archive.cc (Archive::include_member): Update calls to add_symbols.
5401 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5402 the Layout argument.
5403 * dynobj.h (do_add_symbols): Add the Layout argument.
5404 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5406 * object.h (Object::add_symbols): Add the Layout argument.
5407 (Object::do_add_symbols): Add the Layout argument.
5408 (Sized_relobj::do_add_symbols): Add the Layout argument.
5409 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5410 Unify the two versions.
5411 (Add_plugin_symbols): Remove.
5412 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5413 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5414 (Add_plugin_symbols): Remove.
5415 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5416 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5417 (Add_symbols::run): Make it work with Pulginobj.
5421 * object.cc (Sized_relobj::do_layout): Make info message start
5422 with lower case letter.
5426 * binary.cc: Fix file comment.
5428 * options.h (enum Incremental_disposition): Define.
5429 (class General_options): Add new options: --incremental,
5430 --incremental_changed, --incremental_unchanged,
5431 --incremental_unknown. Add incremental_disposition_ and
5432 implicit_incremental_ fields.
5433 (General_options::incremental_disposition): New function.
5434 (class Position_dependent_options): Add incremental_disposition
5436 (Position_dependent_options::copy_from_options): Set incremental
5438 * options.cc (General_options::parse_incremental_changed): New
5440 (General_options::parse_incremental_unchanged): New function.
5441 (General_options::parse_incremental_unknown): New function.
5442 (General_options::General_options): Initialize new fields
5443 incremental_disposition_ and implicit_incremental_.
5444 (General_options::finalize): Check for uasge of --incremental-*
5445 without --incremental.
5449 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5450 pointer and to report location as the file name associated with
5452 (gold_undefined_symbol_at_location): New function to replace the
5453 old gold_undefined_symbol functionality.
5454 * target-reloc.h (relocate_section): Update to use
5455 gold_undefined_symbol_at_location.
5456 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5457 Call gold_undefined_symbol function rather than gold_error.
5458 * errors.h (Errors::undefined_symbol): Take location as a
5459 string, rather than calculating it from a relocation.
5460 * errors.cc (Errors::fatal): Print "fatal error:" before the
5462 (Errors::error, Errors::error_at_location): Print "error: "
5463 before the formatted message.
5464 (Errors::undefined_symbol): Take location as a string, rather
5465 than calculating it from a relocation.
5466 (gold_undefined_symbol_at_location): New function akin to
5467 old gold_undefined_symbol, calculates location from relocation.
5468 (gold_undefined_symbol): Change to take only a Symbol pointer
5469 and to report location as the file name associated with the symbol.
5470 * testsuite/debug_msg.sh: Update for changed error messages.
5471 * testsuite/undef_symbol.sh: Likewise.
5476 * reduced_debug_output.h
5477 (Output_reduced_debug_abbrev_section::failed): Use format for
5479 (Output_reduced_debug_info_section::faild): Likewise.
5483 * script.cc (Lazy_demangler): New class.
5484 (Version_script_info::get_symbol_version_helper): Demangle a
5489 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5491 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5495 * version.cc (version_string): Bump to 1.9.
5497 * gold.h: Include <cstring> and <stdint.h>.
5498 * version.cc: Include <cstdio>.
5499 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5501 * reduced_debug_output.cc (insert_into_vector): Rename from
5502 Insert_into_vector; change all callers. Use Swap_unaligned to
5503 avoid aliasing issue; remove union since it is unnecessary.
5507 * Makefile.am (CCFILES): Add gc.cc.
5509 * Makefile.in: Regenerate.
5510 * gold.cc (Gc_runner): New class.
5511 (queue_initial_tasks): Call garbage collection related tasks
5512 when corresponding options are invoked.
5513 (queue_middle_gc_tasks): New function.
5514 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5515 processed early before laying out sections during garbage collection.
5516 * gold.h (queue_middle_gc_tasks): New function.
5517 (is_prefix_of): Move from "layout.cc".
5518 * i386.cc (Target_i386::gc_process_relocs): New function.
5519 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5520 * main.cc (main): Create object of class "Garbage_collection".
5521 * object.cc (Relobj::copy_symbols_data): New function.
5522 (Relobj::is_section_name_included): New function.
5523 (Sized_relobj::do_layout): Allow this function to be called twice
5524 during garbage collection and defer layout of section during the
5526 * object.h (Relobj::get_symbols_data): New function.
5527 (Relobj::is_section_name_included): New function.
5528 (Relobj::copy_symbols_data): New function.
5529 (Relobj::set_symbols_data): New function.
5530 (Relobj::get_relocs_data): New function.
5531 (Relobj::set_relocs_data): New function.
5532 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5533 (Relobj::gc_process_relocs): New function.
5534 (Relobj::do_gc_process_relocs): New pure virtual function.
5535 (Relobj::sd_): New data member.
5536 (Sized_relobj::is_output_section_offset_invalid): New function.
5537 (Sized_relobj::do_gc_process_relocs): New function.
5538 * options.h (General_options::gc_sections): Modify to not be a no-op.
5539 (General_options::print_gc_sections): New option.
5540 * plugin.cc (Plugin_finish::run): Remove function call to
5541 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5542 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5543 * reloc.cc (Read_relocs::run): Add task to process relocs and
5544 determine unreferenced sections when doing garbage collection.
5545 (Gc_process_relocs): New class.
5546 (Sized_relobj::do_gc_process_relocs): New function.
5547 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5548 sections that are garbage collected.
5549 * reloc.h (Gc_process_relocs): New class.
5550 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5551 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5552 symbols whose corresponding sections are garbage collected.
5553 (Symbol_table::Symbol_table): Add new parameter for the garbage
5555 (Symbol_table::gc_mark_undef_symbols): New function.
5556 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5557 (Symbol_table::gc_mark_dyn_syms): New function.
5558 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5560 (Symbol_table::add_from_object): Likewise.
5561 (Symbol_table::add_from_relobj): When building shared objects, do not
5562 treat externally visible symbols as garbage.
5563 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5564 table information for static and relocatable links.
5565 * symtab.h (Symbol_table::set_gc): New function.
5566 (Symbol_table::gc): New function.
5567 (Symbol_table::gc_mark_undef_symbols): New function.
5568 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5569 (Symbol_table::gc_mark_dyn_syms): New function.
5570 (Symbol_table::gc_): New data member.
5571 * target.h (Sized_target::gc_process_relocs): New pure virtual
5573 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5574 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5578 * options.h (General_options::gc_sections): Define as a no-op for now.
5579 (General_options::no_keep_memory): Ditto.
5580 (General_options::Bshareable): Define.
5581 * options.cc (General_options::finalize): Honor -Bshareable.
5585 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5586 read the value in the contents, since we don't use it. Use the
5587 template endianness when writing.
5588 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5592 * configure.tgt (powerpc64-*): Fix targ_obj.
5596 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5597 local symbols when stripping all symbols.
5601 * output.cc (Output_reloc): Add explicit instantiations.
5605 * archive.cc (Archive::get_elf_object_for_member): Remove call
5606 to File_read::claim_for_plugin.
5607 * descriptors.cc (Descriptors::open): Remove reference to
5609 (Descriptors::claim_for_plugin): Remove.
5610 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5611 (Descriptors::is_claimed): Remove.
5612 (claim_descriptor_for_plugin): Remove.
5613 * fileread.cc (File_read::claim_for_plugin): Remove.
5614 * fileread.h (File_read::claim_for_plugin): Remove.
5615 (File_read::descriptor): Reopen descriptor if necessary.
5616 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5617 (Plugin_manager::all_symbols_read): Add task parameter. Change
5619 (Plugin_manager::get_input_file): New function.
5620 (Plugin_manager::release_input_file): New function.
5621 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5622 corresponding data member.
5623 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5624 and pass to base constructor. Change all callers.
5625 (get_input_file, release_input_file): New functions.
5626 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5627 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5628 (Plugin_manager::all_symbols_read): Add task parameter.
5629 (Plugin_manager::get_input_file): New function.
5630 (Plugin_manager::release_input_file): New function.
5631 (Plugin_manager::task_): New data member.
5632 (Pluginobj::Pluginobj): Add filesize parameter.
5633 (Pluginobj::filename): New function.
5634 (Pluginobj::descriptor): New function.
5635 (Pluginobj::filesize): New function.
5636 (Pluginobj::filesize_): New data member.
5637 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5638 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5639 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5641 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5642 with archive libraries.
5643 * testsuite/Makefile.in: Regenerate.
5644 * testsuite/plugin_test.c (struct sym_info): New type.
5645 (get_input_file, release_input_file): New static variables.
5646 (onload): Capture new transfer vector entries.
5647 (claim_file_hook): Stop reading at end of file according to filesize.
5648 Factor out parsing of readelf output into separate function.
5649 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5650 APIs and get the source file name from the symbol table. Convert
5651 source file name to corresponding object file name. Print info
5652 message when adding new input files.
5653 (parse_readelf_line): New function.
5654 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5655 * testsuite/plugin_test_2.sh: Likewise.
5656 * testsuite/plugin_test_3.sh: Likewise.
5657 * testsuite/plugin_test_4.sh: New test case.
5661 * version.cc (version_string): Bump to 1.8.
5665 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5666 * plugin.cc (Plugin_manager::finish): Rename as
5667 layout_deferred_objects. Move cleanup to separate function.
5668 (Plugin_manager::cleanup): New function.
5669 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5671 * plugin.h (Plugin_manager::finish): Rename as
5672 layout_deferred_objects.
5673 (Plugin_manager::cleanup): New function.
5674 (Plugin_manager::cleanup_done): New field.
5678 * plugin.cc (is_visible_from_outside): New function.
5679 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5680 so we don't return "IR only" status for exported symbols or -r links.
5682 * testsuite/Makefile.am (plugin_test_3): New test case.
5683 * testsuite/Makefile.in: Regenerate.
5684 * testsuite/plugin_test_3.sh: New file.
5688 * object.cc (Sized_relobj::layout_section): New function.
5689 (Sized_relobj::do_layout): Defer layout of input sections until after
5690 plugin has provided replacement files.
5691 (Sized_relobj::do_layout_deferred_sections): New function.
5692 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5693 (Relobj::layout_deferred_sections): New function.
5694 (Relobj::do_layout_deferred_sections): New function.
5695 (Sized_relobj::do_layout_deferred_sections): New function.
5696 (Sized_relobj::layout_section): New function.
5697 (Sized_relobj::Deferred_layout): New structure.
5698 (Sized_relobj::deferred_layout_): New field.
5699 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5700 Change all callers. Layout deferred sections.
5701 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5703 (Plugin_hook::run): Move code from do_plugin_hook inline.
5704 (Plugin_hook::do_plugin_hook): Remove.
5705 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5706 (Plugin_manager::finish): Renamed, was cleanup.
5707 (Plugin_manager::should_defer_layout): New function.
5708 (Plugin_manager::add_deferred_layout_object): New function.
5709 (Plugin_manager::Deferred_layout_list): New type.
5710 (Plugin_manager::deferred_layout_objects_): New field.
5711 (Plugin_hook::do_plugin_hook): Remove.
5715 * options.h (class General_options): Add --no case for
5720 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5722 (Plugin_manager::claim_file): Create plugin object even if
5723 plugin did not call the add_symbols callback.
5724 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5725 asking for more symbols than were added.
5726 * testsuite/Makefile.am (plugin_test_1): Add test case with
5728 (empty.syms): New target.
5729 * testsuite/Makefile.in: Regenerate.
5730 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5731 message. Don't call add_symbols if no globals.
5732 (all_symbols_read_hook): Don't provide replacement for empty
5737 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5738 r_type == 0 for a local symbol with r_sym == 0.
5739 (scan_relocatable_relocs): Pass r_sym to
5740 local_non_section_strategy.
5741 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5744 * configure.ac: Update test for TLS descriptors: they are
5745 supported as of glibc 2.9.
5746 * configure: Rebuild.
5751 * target-reloc.h (Default_scan_relocatable_relocs): For each
5752 function, map r_type == 0 to RELOC_DISCARD.
5756 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5757 object to override a kept COMDAT group from a plugin object.
5762 * yyscript.y (file_cmd): Handle INPUT.
5764 * testsuite/initpri1.c: Change all declarations to be full
5765 prototypes by adding void, to avoid compiler warnings.
5769 * options.cc (General_options::parse_plugin_opt): New.
5770 (General_options::add_plugin): The argument now is just the filename.
5771 (General_options::add_plugin_option): New.
5772 * options.h (plugin_opt): New.
5773 (add_plugin): Change argument name.
5774 (add_plugin_option): New.
5775 * plugin.cc (Plugin::load): Don't parse the plugin option.
5776 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5777 (Plugin::add_option): New.
5778 (Plugin::args_): Change type.
5779 (Plugin::filename_): New.
5780 (Plugin_manager::add_plugin_option): New.
5781 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5782 * testsuite/Makefile.in: Regenerate.
5786 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5787 Handle --strip-lto-sections option.
5788 * options.h (strip_lto_sections): New option.
5792 * plugin.cc (ld_plugin_message): Change format parameter to const.
5793 Fix mismatch between new[] and delete.
5797 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5802 * options.cc (General_options::parse_dynamic_list): New function.
5803 * options.h (General_options): New flags dynamic_list,
5804 dynamic_list_data, dynamic_list_cpp_new, and
5805 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5806 (General_options::in_dynamic_list): New function.
5807 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5808 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5809 (Lex::can_continue_name): Likewise.
5811 (read_script_file): New parameter script_options.
5812 (read_dynamic_list): New function.
5813 (Script_options::define_dynamic_list): New function.
5814 (dynamic_list_keyword_parsecodes): New variable.
5815 (dynamic_list_keywords): New variable.
5816 * script.h (Script_options::define_dynamic_list): New function
5818 (read_dynamic_list): New function prototype.
5819 * symtab.cc (strprefix): New macro.
5820 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5821 dynamic_list_data, dynamic_list_cpp_new, and
5822 dynamic_list_cpp_typeinfo.
5823 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5824 (dynamic_list_expr): New rule.
5825 (dynamic_list_nodes): Likewise.
5826 (dynamic_list_node): Likewise.
5827 * testsuite/Makefile.am (dynamic_list): New test.
5828 * testsuite/Makefile.in: Regenerated.
5829 * testsuite/dynamic_list.t: New file.
5830 * testsuite/dynamic_list.sh: New file.
5834 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5835 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5836 (t11_last): Likewise.
5837 * testsuite/ver_test_6.c (main): Likewise.
5841 * options.c (General_options::finalize): Add check for -static and
5843 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5848 * plugin.cc (make_sized_plugin_object): Fix conditional
5849 compilation to work when not all targets are enabled.
5853 * archive.cc (Archive::get_file_and_offset): Use filename instead
5854 of name to get library path.
5855 (Archive::include_member): Unlock external member of a thin archive.
5857 * testsuite/Makefile.am (TEST_AR): New variable.
5858 (thin_archive_test_1): New test.
5859 (thin_archive_test_2): New test.
5860 * testsuite/Makefile.in: Regenerate.
5861 * testsuite/thin_archive_main.cc: New file.
5862 * testsuite/thin_archive_test_1.cc: New file.
5863 * testsuite/thin_archive_test_2.cc: New file.
5864 * testsuite/thin_archive_test_3.cc: New file.
5865 * testsuite/thin_archive_test_4.cc: New file.
5869 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5870 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5872 (Sized_relobj::do_finalize_local_symbols): Likewise.
5873 (Sized_relobj::map_to_kept_section): Likewise.
5874 * object.h (Sized_relobj::invalid_address): New constant.
5875 (Sized_relobj::do_output_section_offset): Check for invalid_address
5877 * output.cc (Output_reloc::local_section_offset): Use constant
5878 invalid_address instead of -1U.
5879 (Output_reloc::get_address): Likewise.
5880 (Output_section::output_address): Change -1U to -1ULL.
5881 * output.h (Output_reloc::invalid_address): New constant.
5882 * reloc.cc (Sized_relobj::write_sections): Use constant
5883 invalid_address instead of -1U.
5884 (Sized_relobj::relocate_sections): Likewise.
5885 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5886 values for merge sections.
5887 * target-reloc.h (relocate_for_relocatable): Use constant
5888 invalid_address instead of -1U.
5892 Add plugin functionality for link-time optimization (LTO).
5893 * configure.ac (plugins): Add --enable-plugins option.
5894 * configure: Regenerate.
5895 * config.in: Regenerate.
5896 * Makefile.am (LIBDL): New variable.
5897 (CCFILES): Add plugin.cc.
5898 (HFILES): Add plugin.h.
5899 (ldadd_var): Add LIBDL.
5900 * Makefile.in: Regenerate.
5902 * archive.cc: Include "plugin.h".
5903 (Archive::setup): Don't preread archive symbols when using a plugin.
5904 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5905 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5907 (Archive::include_member): Add symbols from plugin objects.
5908 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5909 * descriptors.cc (Descriptors::open): Check for file descriptors
5910 abandoned by plugins.
5911 (Descriptors::claim_for_plugin): New function.
5912 * descriptors.h (Descriptors::claim_for_plugin): New function.
5913 (Open_descriptor::is_claimed): New field.
5914 (claim_descriptor_for_plugin): New function.
5915 * fileread.cc (File_read::claim_for_plugin): New function.
5916 * fileread.h (File_read::claim_for_plugin): New function.
5917 (File_read::descriptor): New function.
5918 * gold.cc: Include "plugin.h".
5919 (queue_initial_tasks): Add task to call plugin hooks for generating
5921 * main.cc: Include "plugin.h".
5922 (main): Load plugin libraries.
5923 * object.h (Pluginobj): Declare.
5924 (Object::pluginobj): New function.
5925 (Object::do_pluginobj): New function.
5926 (Object::set_target): New function.
5927 * options.cc: Include "plugin.h".
5928 (General_options::parse_plugin): New function.
5929 (General_options::General_options): Initialize plugins_ field.
5930 (General_options::add_plugin): New function.
5931 * options.h (Plugin_manager): Declare.
5932 (General_options): Add --plugin option.
5933 (General_options::has_plugins): New function.
5934 (General_options::plugins): New function.
5935 (General_options::add_plugin): New function.
5936 (General_options::plugins_): New field.
5937 * plugin.cc: New file.
5938 * plugin.h: New file.
5939 * readsyms.cc: Include "plugin.h".
5940 (Read_symbols::do_read_symbols): Check for archive before checking
5941 for ELF file. Call plugin hooks to claim files.
5942 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5943 from a real object file; force override when processing replacement
5945 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5946 (Symbol::init_base_object): Likewise.
5947 (Symbol::init_base_output_data): Likewise.
5948 (Symbol::init_base_output_segment): Likewise.
5949 (Symbol::init_base_constant): Likewise.
5950 (Symbol::init_base_undefined): Likewise.
5951 (Symbol::output_section): Assert that object is not a plugin.
5952 (Symbol_table::add_from_pluginobj): New function.
5953 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5955 (Symbol_table::sized_write_globals): Likewise.
5956 (Symbol_table::add_from_pluginobj): Instantiate template.
5957 * symtab.h (Sized_pluginobj): Declare.
5958 (Symbol::in_real_elf): New function.
5959 (Symbol::set_in_real_elf): New function.
5960 (Symbol::in_real_elf_): New field.
5961 (Symbol_table::add_from_pluginobj): New function.
5963 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5964 (LIBDL): New variable.
5966 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5967 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5968 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5969 (MOSTLYCLEANFILES): Likewise.
5970 * testsuite/Makefile.in: Regenerate.
5971 * testsuite/plugin_test.c: New file.
5972 * testsuite/plugin_test_1.sh: New file.
5973 * testsuite/plugin_test_2.sh: New file.
5977 * target-reloc.h (relocate_section): Check whether a symbol is
5978 defined by the ABI before reporting an undefined symbol error.
5979 * target.h (Target::is_defined_by_abi): Make parameter const.
5980 (Target::do_is_defined_by_abi): Likewise.
5981 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5982 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5983 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5984 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5985 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5986 * testsuite/Makefile.in: Rebuild.
5988 * fileread.cc (make_view): Add casts to avoid warning.
5992 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5993 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5997 * options.h (General_options::output_is_executable): New.
5998 (General_options::output_is_pie): New.
5999 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6000 for shared libraries.
6001 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6005 * options.h (origin): New -z option.
6006 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6007 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6012 * fileread.cc (File_read::make_view): Add check for attempt to map
6017 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6018 explicit instantiations.
6023 * options.cc (General_options::finalize): Allow undefined symbols
6024 in shlibs if linking -shared.
6027 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6028 symbols as not needing a dynsym entry.
6032 * fileread.cc (File_read::open): Do not lock the file unless it
6033 was successfully opened.
6037 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6038 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6039 * testsuite/tls_test.cc (struct int128): 128-bit struct
6040 for testing TLS relocs with non-zero addend.
6041 (v12): New TLS variable.
6043 (t_last): Add check for v12.
6044 * testsuite/tls_test.h (t12): New function.
6045 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6049 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6050 set tls_segment_ or relro_segment_.
6051 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6053 * output.h (Output_section::clear_is_relro): New function.
6054 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6055 sections specially even when output_data_ is empty.
6056 (Output_segment::maximum_alignment): When first section is relro,
6057 only force alignment for PT_LOAD segments.
6058 * script.cc (script_data_segment_align): New function.
6059 (script_data_segment_relro_end): New function.
6060 * script-c.h (script_data_segment_align): Declare.
6061 (script_data_segment_relro_end): Declare.
6062 * script-sections.h (class Script_sections): Declare
6063 data_segment_align and data_segment_relro_end. Add fields
6064 segment_align_index_ and saw_relro_end_.
6065 * script-sections.cc (class Sections_element): Add set_is_relro
6066 virtual function. Add new bool* parameter to place_orphan_here.
6067 Add get_output_section virtual function.
6068 (class Output_section_definition): Add set_is_relro. Add new
6069 bool* parameter to place_orphan_here. Add get_output_section.
6070 Add is_relro_ field.
6071 (Output_section_definition::Output_section_definition): Initialize
6072 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6073 and is_relro_ fields.
6074 (Output_section_definition::place_orphan_here): Add is_relro
6076 (Output_section_definition::set_section_addresses): Set relro for
6078 (Output_section_definition::alternate_constraint): Likewise.
6079 (class Orphan_output_section): Add new bool* parameter to
6080 place_orphan_here. Add get_output_section.
6081 (Orphan_output_section::place_orphan_here): Add is_relro
6083 (Script_sections::Script_sections): Initialize
6084 data_segment_align_index_ and saw_relro_end_.
6085 (Script_sections::data_segment_align): New function.
6086 (Script_sections::data_segment_relro_end): New function.
6087 (Script_sections::place_orphan): Set or clear is_relro.
6088 (Script_sections::set_section_addresses): Force alignment of first
6090 * yyscript.y (exp): Call script_data_segment_align and
6091 script_data_segment_relro_end.
6092 * testsuite/relro_script_test.t: New file.
6093 * testsuite/relro_test.cc (using_script): Declare.
6094 (t1, t2): Test using_script.
6095 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6096 (relro_script_test_SOURCES): Define.
6097 (relro_script_test_DEPENDENCIES): Define.
6098 (relro_script_test_LDFLAGS): Define.
6099 (relro_script_test_LDADD): Define.
6100 (relro_script_test.so): New target.
6101 * testsuite/Makefile.in: Rebuild.
6105 * archive.cc (Archive::total_archives, Archive::total_members)
6106 (Archive::total_members_loaded): New variables.
6107 (Archive::setup): Add parameter. Add option to preread
6109 (Archive::read_armap): Add counter.
6110 (Archive::get_file_and_offset): New function.
6111 (Archive::get_elf_object_for_member): New function.
6112 (Archive::read_all_symbols): New function.
6113 (Archive::read_symbols): New function.
6114 (Archive::add_symbols): Add counters.
6115 (Archive::include_all_members): Use armap to find members if it's
6117 (Archive::include_member): Skip reading symbols if already read.
6118 Factored code into Archive::get_file_and_offset and
6119 Archive::get_elf_object_for_member. Changed call to
6120 Mapfile::report_include_archive_member.
6121 (Archive::print_stats): New function.
6122 * archive.h: Declare Object and Read_symbols_data classes.
6123 (Archive::Archive): Add initializers for new members.
6124 (Archive::setup): Add parameter.
6125 (Archive::print_stats): New function.
6126 (Archive::total_archives, Archive::total_members)
6127 (Archive::total_members_loaded): New variables.
6128 (Archive::get_file_and_offset): New function.
6129 (Archive::get_elf_object_for_member): New function.
6130 (Archive::read_all_symbols): New function.
6131 (Archive::read_symbols): New function.
6132 (Archive::Archive_member): New class.
6133 (Archive::members_): New member.
6134 (Archive::num_members_): New member.
6135 * main.cc: Include archive.h.
6136 (main): Call Archive::print_stats.
6137 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6138 archive parameter; member_name is now the fully-decorated name.
6139 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6140 * options.h: (General_options): Add --preread-archive-symbols option.
6141 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6146 * symtab.h (Symbol::use_plt_offset): New function.
6147 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6148 * powerpc.cc (Relocate::relocate): Likewise.
6149 * sparc.cc (Relocate::relocate): Likewise.
6150 * x86_64.cc (Relocate::relocate): Likewise.
6151 * testsuite/weak_plt.sh: New test.
6152 * testsuite/weak_plt_main.cc: New test.
6153 * testsuite/weak_plt_shared.cc: New test.
6154 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6155 (check_PROGRAMS): Add weak_plt.
6156 (check_DATA): Add weak_plt_shared.so.
6157 (weak_plt_main_pic.o, weak_plt): New targets.
6158 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6159 * testsuite/Makefile.in: Rebuild.
6161 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6163 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6164 * testsuite/Makefile.in: Rebuild.
6168 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6169 * Makefile.in: Regenerate.
6170 * po/POTFILES.in: Regenerate.
6174 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6175 symbols before other symbols.
6176 * testsuite/script_test_2.cc (test_addr): Declare.
6177 (test_addr_alias): Declare.
6178 (main): Check that test_addr and test_addr_alias have the right
6180 * testsuite/script_test_2.t: Define test_addr_alias and
6186 * descriptors.cc: New file.
6187 * descriptors.h: New file.
6188 * gold-threads.h (class Hold_optional_lock): New class.
6189 * fileread.cc: Include "descriptors.h".
6190 (File_read::~File_read): Release descriptor rather than closing
6192 (File_read::open) [file]: Call open_descriptor rather than open.
6193 Set is_descriptor_opened_.
6194 (File_read::open) [memory]: Assert that descriptor is not open.
6195 (File_read::reopen_descriptor): New function.
6196 (File_read::release): Release descriptor.
6197 (File_read::do_read): Make non-const. Reopen descriptor.
6198 (File_read::read): Make non-const.
6199 (File_read::make_view): Reopen descriptor.
6200 (File_read::do_readv): Likewise.
6201 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6202 Update declarations.
6203 * layout.cc: Include "descriptors.h".
6204 (Layout::create_build_id): Use open_descriptor rather than open.
6205 * output.cc: Include "descriptors.h".
6206 (Output_file::open): Use open_descriptor rather than open.
6207 * archive.cc (Archive::const_iterator): Change Archive to be
6209 (Archive::begin, Archive::end): Make non-const.
6210 (Archive::count_members): Likewise.
6211 * archive.h (class Archive): Update declarations.
6212 * object.h (Object::read): Make non-const.
6213 * Makefile.am (CCFILES): Add descriptors.cc.
6214 (HFILES): Add descriptors.h.
6215 * Makefile.in: Rebuild.
6218 * gold.h: Always include <clocale>. Add Solaris workarounds
6219 following code in binutils/sysdep.h.
6222 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6223 this->eh_frame_hdr_ is NULL before using it.
6225 * dynobj.cc (Versions::Versions): Update comment.
6227 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6228 the base version name.
6230 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6231 array size plus one.
6232 (Stringpool_template::set_string_offsets): Subtract one from key
6233 before using it as an array index.
6234 (Stringpool_template::get_offset_with_length): Likewise.
6235 (Stringpool_template::write_to_buffer): Likewise.
6236 * stringpool.h (Stringpool_template::get_offset_from_key):
6242 * object.h (Merged_symbol_value::value): Do our best to handle a
6246 * script.cc (Version_script_info::get_versions): Don't add empty
6247 version tag to return value.
6248 (Version_script_info::get_symbol_version_helper): Change return
6249 type to bool. Add pversion parameter. Change all callers.
6250 (script_register_vers_node): Don't require a non-NULL tag.
6251 * script.h (class Version_script_info): Update declarations.
6252 (Version_script_info::get_symbol_version): Change return type to
6253 bool. Add version parameter. Change all callers.
6254 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6255 handling. Handle an empty version from a version script.
6256 (Symbol_table::define_special_symbol): Likewise.
6257 * testsuite/ver_test_10.script: New file.
6258 * testsuite/ver_test_10.sh: New file.
6259 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6260 (check_DATA): Add ver_test_10.syms.
6261 (ver_test_10.syms, ver_test_10.so): New target.
6262 * testsuite/Makefile.in: Rebuild.
6266 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6267 to zero for undefined symbols from dynamic libraries.
6271 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6273 * symtab.h (class Symbol_table): Update declaration.
6274 * testsuite/ver_test_9.cc: New file.
6275 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6276 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6277 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6278 (ver_test_9.so, ver_test_9.o): New targets.
6279 * testsuite/Makefile.in: Rebuild.
6283 * options.h (class General_options): Define --check-sections.
6284 * layout.cc (Layout::set_segment_offsets): Handle
6287 * options.h (class General_options): Define -n/--nmagic and
6289 * options.cc (General_options::finalize): For -n/--nmagic or
6290 -N/--omagic, set -static.
6291 * layout.cc (Layout::attach_allocated_section_to_segment): If
6292 -N/--omagic, don't put read-only and read-write sections in
6294 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6295 finding a read-only segment.
6296 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6297 don't set the minimum segment alignment to the common page size,
6298 and don't set the file offset to the address modulo the page size.
6299 * script-sections.cc (Script_sections::create_segments): If
6300 -n/--omagic, don't put read-only and read-write sections in
6303 * cref.cc: New file.
6305 * options.h (class General_options): Add --print-symbol-counts.
6306 * main.cc (main): Issue defined symbol report if requested.
6307 * archive.cc (Archive::interpret_header): Make into a const member
6309 (Archive::add_symbols): Call Input_objects::archive_start and
6311 (Archive::const_iterator): Define new class.
6312 (Archive::begin, Archive::end): New functions.
6313 (Archive::include_all_members): Rewrite to use iterator.
6314 (Archive::count_members): New function.
6315 * archive.h (class Archive): Update declarations.
6316 (Archive::filename): New function.
6317 * object.cc: Include "cref.h".
6318 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6319 (Sized_relobj::do_get_global_symbol_counts): New function.
6320 (Input_objects::add_object): Add object to cross-referencer.
6321 (Input_objects::archive_start): New function.
6322 (Input_objects::archive_stop): New function.
6323 (Input_objects::print_symbol_counts): New function.
6324 * object.h: Declare Cref and Archive.
6325 (Object::get_global_symbol_counts): New function.
6326 (Object::do_get_global_symbol_counts): New pure virtual function.
6327 (class Sized_relobj): Add defined_count_ field. Update
6329 (class Input_objects): Add cref_ field. Update constructor.
6330 Update declarations.
6331 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6333 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6335 (Sized_dynobj::do_get_global_symbol_counts): New function.
6336 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6337 defined_count_. Update declarations. Define Symbols typedef.
6338 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6339 parameter. Change all callers.
6340 (Symbol_table::add_from_dynobj): Add sympointers and defined
6341 parameters. Change all callers.
6342 * symtab.h (class Symbol_table): Update declarations.
6343 * Makefile.am (CCFILES): Add cref.cc.
6344 (HFILES): Add cref.h.
6345 * Makefile.in: Rebuild.
6349 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6350 to zero when writing undefined symbols.
6354 * output.cc (Output_section::add_input_section): Don't try to
6355 merge empty merge sections.
6359 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6360 Include symbol version in error message.
6364 * configure.ac (gold_cv_c_random_seed): New configured variable.
6365 (RANDOM_SEED_CFLAGS): New substituted variable.
6366 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6367 * configure: Rebuild.
6368 * Makefile.in: Likewise.
6369 * testsuite/Makefile.in: Likewise.
6373 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6374 where we see NAME/NULL and NAME/VERSION as separate symbols.
6375 * testsuite/ver_test_main.cc (main): Call t4.
6376 (t4, t4_2a): Define.
6377 * testsuite/ver_test_2.cc (t4_2): Define.
6378 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6379 * testsuite/ver_test_4.cc (t4_2a): Define.
6380 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6381 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6385 * dynobj.cc (Versions::add_def): If we give an error about a
6386 missing version, go ahead and create the version anyhow.
6390 Handle output sections with more than 0x7fffffff bytes.
6391 * object.h (class Relobj): Change map_to_output_ to
6392 output_sections_, and just keep a section pointer. Change all
6393 uses. Move comdat group support to Sized_relobj.
6394 (Relobj::is_section_specially_mapped): Remove.
6395 (Relobj::output_section): Remove poff parameter. Change all
6397 (Relobj::output_section_offset): New function.
6398 (Relobj::set_section_offset): Rewrite.
6399 (Relobj::map_to_output): Remove.
6400 (Relobj::output_sections): New function.
6401 (Relobj::do_output_section_offset): New pure virtual function.
6402 (Relobj::do_set_section_offset): Likewise.
6403 (class Sized_relobj): Add section_offsets_ field. Add comdat
6404 group support from Relobj. Update declarations.
6405 (Sized_relobj::get_output_section_offset): New function.
6406 (Sized_relobj::do_output_section_offset): New function.
6407 (Sized_relobj::do_set_section_offset): New function.
6408 * object.cc (Relobj::output_section_address): Remove.
6409 (Sized_relobj::Sized_relobj): Initialize new fields.
6410 (Sized_relobj::include_section_group): Cast find_kept_object to
6412 (Sized_relobj::include_linkonce_section): Likewise.
6413 (Sized_relobj::do_layout): Use separate arrays for output section
6415 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6417 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6418 output_sections and section_offsets.
6419 (Sized_relobj::write_local_symbols): Likewise.
6420 (map_to_kept_section): Compute output address directly.
6421 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6422 output_sections and section_offsets.
6423 (Sized_relobj::write_sections): Likewise.
6424 (Sized_relobj::relocate_sections): Likewise.
6425 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6426 * output.h (class Output_reloc): Update declarations. Change
6427 u2_.relobj to Sized_relobj*.
6428 (class Output_data_reloc): Change add functions to use
6430 * output.cc (Output_reloc::Output_reloc): Change relobj to
6432 (Output_reloc::local_section_offset): Change return type to
6433 Elf_Addr. Use get_output_section_offset.
6434 (Output_reloc::get_address): Likewise.
6435 (Output_section::is_input_address_mapped): Don't call
6436 is_section_specially_mapped.
6437 (Output_section::output_offset): Likewise.
6438 (Output_section::output_address): Likewise.
6439 (Output_section::starting_output_address): Likewise.
6440 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6441 parameter to Sized_relobj*.
6442 (Copy_relocs::need_copy_reloc): Likewise.
6443 (Copy_relocs::save): Likewise.
6444 * copy-relocs.h (class Copy_relocs): Update declarations.
6445 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6446 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6447 * target-reloc.h (relocate_for_relocatable): Change
6448 offset_in_output_section type to Elf_Addr. Change code that uses
6450 * layout.cc (Layout::layout): Always set *off.
6451 * mapfile.cc (Mapfile::print_input_section): Use
6452 output_section_offset.
6453 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6455 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6456 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6457 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6461 * layout.cc (Layout::include_section): Do not discard unrecognized
6462 SHT_STRTAB sections.
6466 * script.cc (Lex::can_continue_name): Make '?' allowable in
6467 version-script names.
6468 * testsuite/version_script.map: Change glob pattern to use '?'
6473 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6480 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6481 versions]: Don't try to read the value in the contents, since we
6482 don't use it. Use the template endianness when writing.
6486 * fileread.cc (File_read::make_view): Assert on zero-length view.
6487 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6488 symbol table when there are no symbols to read.
6492 * version.cc (version_string): Bump to 1.7
6496 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6497 constant 0xFFFF to type Valtype.
6498 (Powerpc_relocate_functions::rel16_ha): Likewise.
6502 * output.h (Output_section::Input_section): Initialize p2align_ to
6503 zero for Output_section_data constructors.
6504 (Output_section::Input_section::addralign): If not an input
6505 section, return the alignment of the Output_section_data.
6506 * testsuite/copy_test.cc: New file.
6507 * testsuite/copy_test_1.cc: New file.
6508 * testsuite/copy_test_2.cc: New file.
6509 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6510 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6511 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6512 (copy_test_1_pic.o, copy_test_1.so): New targets.
6513 (copy_test_2_pic.o, copy_test_2.so): New targets.
6514 * testsuite/Makefile.in: Rebuild.
6516 * script-sections.cc (Script_sections::place_orphan): Initialize
6517 local variable exact.
6521 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6526 * powerpc.cc: New file.
6527 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6528 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6529 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6530 * Makefile.in: Rebuild.
6534 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6536 (throwing, orig_terminate): New static variables.
6537 (terminate_handler): New static function.
6538 (t2): Set terminate handler.
6543 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6548 * archive.cc (Archive::include_all_members) Correct to step
6549 over symbol table and extended name table in thin archives.
6554 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6559 * reduced_debug_output.cc: New file.
6560 * reduced_debug_output.h: New file.
6561 * options.h (class General_options): Add --strip-debug-non-line.
6562 * options.cc (General_options::finalize): Add strip_debug_non_line
6563 to the strip heirarchy.
6564 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6566 * layout.cc: Include "reduced_debug_output.h".
6567 (Layout::Layout): Initialize new fields.
6568 (line_only_debug_sections): New static array.
6569 (is_lines_only_debug_sections): New static inline function.
6570 (Layout::include_section): Handle --strip-debug-non-line.
6571 (Layout::make_output_section): If --strip-debug-non-line, build
6572 new output sections for .debug_abbrev and .debug_info.
6573 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6574 gold. Warn about possible overflow.
6575 (read_signed_LEB_128): Likewise.
6576 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6577 (read_signed_LEB_128): Declare.
6578 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6579 (HFILES): Add reduced_debug_output.h.
6580 * Makefile.in: Rebuild.
6584 * mapfile.cc: New file.
6585 * mapfile.h: New file.
6586 * options.h (class General_options): Add -M/--print-map and -Map.
6587 * options.cc (General_options::finalize): Make -M equivalent to
6589 * main.cc: Include <cstdio> and "mapfile.h".
6590 (main): Open mapfile if requested.
6591 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6592 constructor. Change caller.
6593 (queue_initial_tasks): Add mapfile parameter. Change caller.
6594 (queue_middle_tasks): Likewise.
6595 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6597 * archive.cc: Include "mapfile.h".
6598 (Archive::add_symbols): Add mapfile parameter. Change all
6599 callers. Pass mapfile, symbol, and reason to include_member.
6600 (Archive::include_all_members): Add mapfile parameter. Change all
6602 (Archive::include_member): Add mapfile, sym, and why parameters.
6603 Change all callers. Report inclusion to map file.
6604 * archive.h: Include "fileread.h".
6605 (class Archive): Update declarations.
6606 (Archive::file): New const method.
6607 (class Add_archive_symbols): Add mapfile_ field. Update
6608 constructor. Change all callers.
6609 * readsyms.h (class Read_symbols): Likewise.
6610 (class Finish_group): Likewise.
6611 (class Read_script): Likewise.
6612 * common.cc: Include "mapfile.h".
6613 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6615 (Symbol_table::do_allocate_commons): Likewise.
6616 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6617 symbol allocation to mapfile.
6618 * common.h (class Allocate_commons_task): Add mapfile_ field.
6619 Update constructor. Change all callers.
6620 * symtab.h (class Symbol_table): Update declarations.
6621 * layout.cc: Include "mapfile.h".
6622 (Layout_task_runner::run): Print information to mapfile.
6623 (Layout::create_gold_note): Change Output_data_fixed_space to
6624 Output_data_zero_fill.
6625 (Layout::create_build_id): Likewise.
6626 (Layout::print_to_mapfile): New function.
6627 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6628 constructor. Change caller.
6629 (class Layout): Declare print_to_mapfile.
6630 * output.cc (Output_section::Input_section::print_to_mapfile): New
6632 (Output_section::add_input_section): If producing a map, always
6633 add to input_sections_ list.
6634 (Output_section::do_print_to_mapfile): New function.
6635 (Output_segment::print_sections_to_mapfile): New function.
6636 (Output_segment::print_section_list_to_mapfile): New function.
6637 * output.h: Include "mapfile.h".
6638 (Output_data::print_to_mapfile): New function.
6639 (Output_data::do_print_to_mapfile): New virtual function.
6640 (Output_segment_headers::do_print_to_mapfile): New function.
6641 (Output_file_header::do_print_to_mapfile): New function.
6642 (Output_data_const::do_print_to_mapfile): New function.
6643 (class Output_data_const_buffer): Add map_name_ field. Update
6644 constructor. Change all callers. Add do_print_to_mapfile
6646 (class Output_data_fixed_space): Likewise.
6647 (class Output_data_space): Likewise.
6648 (class Output_data_zero_fill): New class.
6649 (Output_data_strtab::do_print_to_mapfile): New function.
6650 (Output_data_reloc_base::do_print_to_mapfile): New function.
6651 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6652 (Output_data_group::do_print_to_mapfile): New function.
6653 (Output_data_got::do_print_to_mapfile): New function.
6654 (Output_data_dynamic::do_print_to_mapfile): New function.
6655 (Output_symtab_xindex::do_print_to_mapfile): New function.
6656 (class Output_section): Declare do_print_to_mapflie. Declare
6657 print_to_mapfile in Input_section.
6658 (class Output_segment): Declare new functions.
6659 * object.h (Sized_relobj::symbol_count): New function.
6660 * script-sections.cc
6661 (Output_section_element_dot_assignment::set_section_addresses):
6662 Change Output_data_fixed_space to Output_data_zero_fill.
6663 (Output_data_expression::do_print_to_mapfile): New function.
6664 * script.cc (read_input_script): Add mapfile parameter. Change
6666 * script.h (read_input_script): Update declaration.
6667 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6668 (Eh_frame::do_print_to_mapfile): New function.
6669 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6670 (Output_merge_string::do_print_to_mapfile): New function.
6671 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6673 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6675 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6677 * Makefile.am (CCFILES): Add mapfile.cc.
6678 (HFILES): Add mapfile.h.
6679 * Makefile.in: Rebuild.
6683 * options.h (class General_options): Add -z relro.
6684 * layout.cc (Layout::Layout): Initialize relro_segment_.
6685 (Layout::add_output_section_data): Return the output section.
6686 (Layout::make_output_section): Rcognize relro sections and mark
6688 (Layout::attach_allocated_section_to_segment): Put relro sections
6689 in a PT_GNU_RELRO segment.
6690 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6692 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6694 (Layout::linkonce_mapping): Map d.rel.ro.local to
6696 (Layout::output_section_name): Us .data.rel.ro.local for any
6697 section which begins with that.
6698 * layout.h (class Layout): Update add_output_section_data
6699 declaration. Add relro_segment_ field.
6700 * output.cc (Output_section::Output_section): Initialize is_relro_
6701 and is_relro_local_ fields.
6702 (Output_segment::add_output_section): Group relro sections.
6703 (Output_segment::is_first_section_relro): New function.
6704 (Output_segment::maximum_alignment): If there is a relro section,
6705 align the segment to the common page size.
6706 (Output_segment::set_section_addresses): Track whether we are
6707 looking at relro sections. If the last section is a relro
6708 section, align to the common page size.
6709 (Output_segment::set_section_list_addresses): Add in_relro
6710 parameter. Change all callers. Align to the page size when
6711 moving from relro to non-relro section.
6712 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6714 * output.h (class Output_section): Add is_relro_ and
6715 is_relro_local_ fields.
6716 (Output_section::is_relro): New function.
6717 (Output_section::set_is_relro): New function.
6718 (Output_section::is_relro_local): New function.
6719 (Output_section::set_is_relro_local): New function.
6720 (class Output_segment): Update declarations.
6721 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6722 * sparc.cc (Target_sparc::got_section): Likewise.
6723 * x86_64.cc (Target_x86_64::got_section): Likewise.
6724 * testsuite/relro_test_main.cc: New file.
6725 * testsuite/relro_test.cc: New file.
6726 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6727 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6728 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6729 (relro_test.so, relro_test_pic.o): New targets.
6730 * testsuite/Makefile.in: Rebuild.
6734 * output.cc (Output_segment::add_output_section): Remove front
6736 * output.h (class Output_segment): Remove
6737 add_initial_output_section and overloaded add_output_section.
6738 Update declaration of remaining add_output_section.
6739 * layout.cc (Layout::create_interp): Call add_output_section
6740 rather than add_initial_output_section.
6741 (Layout::finish_dynamic_section): Likewise.
6743 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6744 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6745 know the dynamic type.
6746 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6747 field. Initialize it in constructor.
6748 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6749 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6750 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6753 * output.cc (Output_reloc::get_address): Change return type to
6755 * output.h (class Output_reloc): Update get_address declaration.
6756 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6757 for section addresses.
6762 * gold.cc (gold_nomem): Use return value of write.
6766 * symtab.c (Symbol::init_base_output_data): Add version
6767 parameter. Change all callers.
6768 (Symbol::init_base_output_segment): Likewise.
6769 (Symbol::init_base_constant): Likewise.
6770 (Symbol::init_base_undefined): Likewise.
6771 (Sized_symbol::init_output_data): Likewise.
6772 (Sized_symbol::init_output_segment): Likewise.
6773 (Sized_symbol::init_constant): Likewise.
6774 (Sized_symbol::init_undefined): Likewise.
6775 (Symbol_table::do_define_in_output_data): If the new symbol has a
6776 version, mark it as the default.
6777 (Symbol_table::do_define_in_output_segment): Likewise.
6778 (Symbol_table::do_define_as_constant): Likewise.
6779 * symtab.h (class Symbol): Update declarations.
6780 (class Sized_symbol): Likewise.
6781 * resolve.cc (Symbol::override_version): New function.
6782 (Symbol::override_base): Call override_version.
6783 (Symbol::override_base_with_special): Likewise.
6784 * testsuite/ver_script_8.script: New file.
6785 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6786 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6787 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6788 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6793 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6795 (class General_options): Remove existing --undefined, and add
6796 --no-undefined instead. Add new --undefined as synonym for -u.
6797 * archive.cc (Archive::add_symbols): Check whether symbol was
6799 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6800 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6801 all uses. Add IS_UNDEFINED. Update declarations to split
6802 different versions of init_base. Declare init_base_undefined.
6803 (Symbol::is_defined): Handle IS_UNDEFINED.
6804 (Symbol::is_undefined): Likewise.
6805 (Symbol::is_weak_undefined): Call is_undefined.
6806 (Symbol::is_absolute): Handle IS_CONSTANT.
6807 (class Sized_symbol): Update declarations to split different
6808 versions of init. Declare init_undefined.
6809 (class Symbol_table): Declare new functions.
6810 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6812 (Symbol::init_base_output_data): Likewise.
6813 (Symbol::init_base_output_segment): Likewise.
6814 (Symbol::init_base_constant): Likewise.
6815 (Symbol::init_base_undefined): New function.
6816 (Sized_symbol::init_object): Rename from init. Change all
6818 (Sized_symbol::init_output_data): Likewise.
6819 (Sized_symbol::init_output_segment): Likewise.
6820 (Sized_symbol::init_constant): Likewise.
6821 (Sized_symbol::init_undefined): New function.
6822 (Symbol_table::add_undefined_symbols_from_command_line): New
6824 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6826 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6827 (Symbol::output_section): Likewise.
6828 (Symbol::set_output_section): Likewise.
6829 (Symbol_table::sized_finalize_symbol): Likewise.
6830 (Symbol_table::sized_write_globals): Likewise.
6831 * resolve.cc (Symbol_table::should_override): Likewise.
6832 (Symbol::override_base_with_special): Likewise.
6834 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6835 symbol, change it to have default visibility.
6836 * testsuite/protected_1.cc: New file.
6837 * testsuite/protected_2.cc: New file.
6838 * testsuite/protected_3.cc: New file.
6839 * testsuite/protected_main_1.cc: New file.
6840 * testsuite/protected_main_2.cc: New file.
6841 * testsuite/protected_main_3.cc: New file.
6842 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6843 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6844 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6845 (protected_1.so): New target.
6846 (protected_1_pic.o, protected_2_pic.o): New targets.
6847 (protected_3_pic.o): New target.
6848 (check_PROGRAMS): Add protected_2.
6849 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6850 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6851 * testsuite/Makefile.in: Rebuild.
6853 * options.h (DEFINE_var): Add set_user_set_##varname__.
6854 (DEFINE_bool_alias): New macro.
6855 (class General_options): Define -Bstatic using DEFINE_bool_alias
6856 rather than DEFINE_special. Add --undefined as an alias for -z
6858 * options.cc (General_options::parse_Bstatic): Remove.
6860 * options.h (class General_options): Add --fatal-warnings.
6861 * main.cc (main): Implement --fatal-warnings.
6862 * errors.h (Errors::warning_count): New function.
6864 * options.h (class General_options): Add -Bsymbolic-functions.
6865 * symtab.h (Symbol::is_preemptible): Check for
6866 -Bsymbolic-functions.
6870 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6871 as noVARNAME rather than no-VARNAME.
6872 (class General_options): Add option -z combreloc.
6873 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6875 (Output_reloc::sort_before) [SHT_REL]: New function.
6876 (Output_reloc::sort_before) [SHT_RELA]: New function.
6877 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6878 Sort_relocs_comparison.
6879 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6880 parameter. Change all callers.
6881 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6882 sort_relocs parameter. Change all callers.
6883 * output.cc (Output_reloc::get_address): New function, broken out
6885 (Output_reloc::write_rel): Call it.
6886 (Output_reloc::compare): New function.
6887 (Output_data_reloc_base::do_write): Optionally sort relocs.
6889 * configure.ac: If targ_extra_obj is set, link it in.
6890 * configure.tgt: Initialize all variables.
6891 (x86_64*): Set targ_extra_obj and targ_extra_size.
6892 * configure: Rebuild.
6894 * object.cc (Sized_relobj::include_section_group): Adjust section
6895 indexes read from group data. Build vector to pass to
6897 * layout.cc (Layout::layout_group): Add flags and shndxes
6898 parameters. Remove contents parameter. Change caller. Update
6899 explicit instantiations.
6900 * layout.h (class Layout): Update layout_group declaration.
6901 * output.cc (Output_data_group::Output_data_group): Add flags and
6902 input_shndxes parameters. Remove contents parameter. Change
6904 (Output_data_group::do_write): Change input_sections_ to
6906 * output.h (class Output_data_group): Update constructor
6907 declaration. Rename input_sections_ to input_shndxes_.
6908 * testsuite/many_sections_test.cc: Add template.
6912 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6914 * layout.cc (Layout::include_section): Refactored check for debug
6916 (Layout::add_comdat): Add new parameters. Change type
6917 of signature parameter. Add object and shndx to signatures table.
6918 (Layout::find_kept_object): New function.
6919 * layout.h: Include <cstring>.
6920 (Layout::is_debug_info_section): New function.
6921 (Layout::add_comdat): Add new parameters.
6922 (Layout::find_kept_object): New function.
6923 (Layout::Kept_section): New struct.
6924 (Layout::Signatures): Change type of map range.
6925 * object.cc (Relobj::output_section_address): New function.
6926 (Sized_relobj::include_section_group): Add new parameters. Change
6927 calls to Layout::add_comdat. Change to build table of kept comdat
6928 groups and table mapping discarded sections to kept sections.
6929 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6930 (Sized_relobj::do_layout): Change calls to include_section_group and
6931 include_linkonce_section.
6932 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6933 value to zero when section is discarded.
6934 (Sized_relobj::map_to_kept_section): New function.
6935 * object.h (Relobj::output_section_address): New function.
6936 (Relobj::Comdat_group): New type.
6937 (Relobj::find_comdat_group): New function.
6938 (Relobj::Comdat_group_table): New type.
6939 (Relobj::Kept_comdat_section): New type.
6940 (Relobj::Kept_comdat_section_table): New type.
6941 (Relobj::add_comdat_group): New function.
6942 (Relobj::set_kept_comdat_section): New function.
6943 (Relobj::get_kept_comdat_section): New function.
6944 (Relobj::comdat_groups_): New field.
6945 (Relobj::kept_comdat_sections_): New field.
6946 (Symbol_value::input_value): Update comment.
6947 (Sized_relobj::map_to_kept_section) New function.
6948 (Sized_relobj::include_linkonce_section): Add new parameter.
6949 * target-reloc.h (Comdat_behavior): New type.
6950 (get_comdat_behavior): New function.
6951 (relocate_section): Add code to map a discarded section to the
6952 corresponding kept section when applying a relocation.
6956 * dwarf_reader.cc (next_generation_count): New static var.
6957 (Addr2line_cache_entry): New struct.
6958 (addr2line_cache): New static var.
6959 (Dwarf_line_info::one_addr2line): Added caching.
6960 (Dwarf_line_info::clear_addr2line_cache): New function.
6961 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6962 cache-size parameter.
6963 (Dwarf_line_info::one_addr2line_cache): New function.
6964 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6965 new cache-size argument to one_addr2line(), and clear cache.
6969 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6970 R_386_PC8 relocations.
6974 * object.cc (Sized_relobj::include_section_group): Check for
6975 invalid section group.
6977 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6980 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6981 than read for file header.
6982 * archive.cc (Archive::include_member): Likewise.
6986 * aclocal.m4: Regenerate.
6987 * configure: Regenerate.
6991 * version.cc (version_string): Bump to 1.6.
6993 * testsuite/Makefile.am (many_sections_r_test): New target.
6994 (many_sections_r_test_SOURCES): Remove.
6995 (many_sections_r_test_DEPENDENCIES): Remove.
6996 (many_sections_r_test_LDFLAGS): Remove.
6997 (many_sections_r_test_LDADD): Remove.
6999 * object.cc (Sized_relobj::do_add_symbols): Always pass
7000 local_symbol_count_ to add_from_relobj.
7002 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7003 every thousand variables.
7004 * testsuite/Makefile.in: Rebuild.
7006 * object.cc (Xindex::initialize_symtab_xindex): New function.
7007 (Xindex::read_symtab_xindex): New function.
7008 (Xindex::sym_xindex_to_shndx): New function.
7009 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7011 (Sized_relobj::do_initialize_xindex): New function.
7012 (Sized_relobj::do_read_symbols): Adjust section links.
7013 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7014 parameter. Change all callers.
7015 (Sized_relobj::include_section_group): Adjust section links and
7016 symbol section indexes.
7017 (Sized_relobj::do_layout): Adjust section links.
7018 (Sized_relobj::do_count_local_symbols): Adjust section links and
7019 symbol section indexes.
7020 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7021 ordinary and special symbols.
7022 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7023 dynsym_xindex parameters. Change all callers. Adjust section
7024 links. Use SHN_XINDEX when needed.
7025 (Sized_relobj::get_symbol_location_info): Adjust section links.
7026 Don't get fooled by special symbols.
7027 * object.h (class Xindex): Define.
7028 (class Object): Add xindex_ parameter. Declare virtual functoin
7029 do_initialize_xindex.
7030 (Object::adjust_sym_shndx): New function.
7031 (Object::set_xindex): New protected function.
7032 (class Symbol_value): Add is_ordinary_shndx_ field.
7033 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7034 (Symbol_value::value): Assert ordinary section.
7035 (Symbol_value::initialize_input_to_output_map): Likewise.
7036 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7038 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7040 (class Sized_relobj): Update declarations.
7041 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7042 parameter. Change all callers.
7043 (Sized_relobj::adjust_shndx): New function.
7044 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7046 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7047 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7048 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7049 (Sized_dynobj::read_dynsym_section): Adjust section links.
7050 (Sized_dynobj::read_dynamic): Likewise.
7051 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7053 (Sized_dynobj::do_initialize_xindex): New function.
7054 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7055 do_initialize_xindex.
7056 (Sized_dynobj::adjust_shndx): New function.
7057 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7058 dynsym_xindex_ fields.
7059 (Layout::finalize): Add a call to set_section_indexes before
7060 creating the symtab sections.
7061 (Layout::set_section_indexes): Don't do anything if the section
7062 already has a section index.
7063 (Layout::create_symtab_sections): Add shnum parameter. Change
7064 caller. Create .symtab_shndx section if needed.
7065 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7067 (Layout::allocated_output_section_count): New function.
7068 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7070 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7071 fields. Update declarations.
7072 (Layout::symtab_xindex): New function.
7073 (Layout::dynsym_xindex): New function.
7074 (class Write_symbols_task): Add layout_ field.
7075 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7077 * output.cc (Output_section_headers::Output_section_headers): Add
7078 shstrtab_section parameter. Change all callers.
7079 (Output_section_headers::do_sized_write): Store overflow values
7080 for section count and section string table section index in
7081 section header zero.
7082 (Output_file_header::do_sized_write): Check for overflow of
7083 section count and section string table section index.
7084 (Output_symtab_xindex::do_write): New function.
7085 (Output_symtab_xindex::endian_do_write): New function.
7086 * output.h (class Output_section_headers): Add shstrtab_section_.
7087 Update declarations.
7088 (class Output_symtab_xindex): Define.
7089 (Output_section::has_out_shndx): New function.
7090 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7092 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7094 (Sized_symbol::init): Likewise.
7095 (Symbol::output_section): Check for ordinary symbol.
7096 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7097 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7099 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7100 Change all callers. Simplify handling of symbols from sections
7101 not included in the link.
7102 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7104 (Weak_alias_sorter::operator()): Assert that symbols are
7106 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7108 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7109 parameters. Change all callers.
7110 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7111 symbol distinction. Use SHN_XINDEX when needed.
7112 (Symbol_table::write_section_symbol): Add symtab_xindex
7113 parameter. Change all callers.
7114 (Symbol_table::sized_write_section_symbol): Likewise. Use
7115 SHN_XINDEX when needed.
7116 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7118 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7119 (Symbol::is_defined): Check is_ordinary.
7120 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7121 (Symbol::is_absolute, Symbol::is_common): Likewise.
7122 (class Sized_symbol): Update declarations.
7123 (class Symbol_table): Update declarations.
7124 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7125 parameters. Change all callers.
7126 (Sized_symbol::override): Likewise.
7127 (Symbol_table::override): Likewise.
7128 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7129 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7130 is_ordinary, and orig_st_shndx parameters. Change all callers.
7131 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7132 to be in an ordinary section.
7133 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7134 object and is_ordinary parameters. Change all callers.
7135 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7136 Change all callers. Don't add undefined or non-ordinary symbols
7138 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7140 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7142 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7143 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7144 (Sized_relobj::relocate_sections): Likewise.
7145 * target-reloc.h (scan_relocs): Adjust section symbol index.
7146 (scan_relocatable_relocs): Likewise.
7147 * i386.cc (Scan::local): Check for ordinary symbols.
7148 * sparc.cc (Scan::local): Likewise.
7149 * x86_64.cc (Scan::local): Likewise.
7150 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7151 to symbol_section_and_value.
7152 * testsuite/many_sections_test.cc: New file.
7153 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7154 (check_PROGRAMS): Add many_sections_test.
7155 (many_sections_test_SOURCES): Define.
7156 (many_sections_test_DEPENDENCIES): Define.
7157 (many_sections_test_LDFLAGS): Define.
7158 (BUILT_SOURCES): Add many_sections_define.h.
7159 (many_sections_define.h): New target.
7160 (BUILT_SOURCES): Add many_sections_check.h.
7161 (many_sections_check.h): New target.
7162 (check_PROGRAMS): Add many_sections_r_test.
7163 (many_sections_r_test_SOURCES): Define.
7164 (many_sections_r_test_DEPENDENCIES): Define.
7165 (many_sections_r_test_LDFLAGS): Define.
7166 (many_sections_r_test_LDADD): Define.
7167 (many_sections_r_test.o): New target.
7168 * testsuite/Makefile.in: Rebuild.
7172 * errors.cc (Errors::info): New function.
7173 (gold_info): New function.
7174 * errors.h (Errors::info): New function.
7175 * gold.h (gold_info): New function.
7176 * object.cc (Input_objects::add_object): Print trace output.
7177 * options.cc (options::parse_set): New function.
7178 (General_options::parse_wrap): Deleted.
7179 (General_options::General_options): Deleted initializer.
7180 * options.h (options::String_set): New typedef.
7181 (options::parse_set): New function.
7182 (DEFINE_set): New macro.
7183 (General_options::wrap): Changed to use DEFINE_set. Changed
7184 callers of any_wrap_symbols and is_wrap_symbol.
7185 (General_options::trace, General_options::trace_symbol):
7187 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7188 (General_options::wrap_symbols_): Deleted.
7189 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7193 * options.cc (General_options::parse_V): New function.
7194 * options.h: Add entries for -V and -Qy.
7198 * common.cc (Symbol_table::allocate_commons): Remove options
7199 parameter. Change caller.
7200 (Symbol_table::do_allocate_commons): Remove options parameter.
7201 Change caller. Just call do_allocate_commons_list twice.
7202 (Symbol_table::do_allocate_commons_list): New function, broken out
7203 of do_allocate_commons.
7204 * common.h (class Allocate_commons_task): Remove options_ field.
7206 * symtab.cc (Symbol_table::Symbol_table): Initialize
7208 (Symbol_table::add_from_object): Put TLS common symbols on
7210 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7211 which are IN_OUTPUT_DATA.
7212 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7213 allocate_commons and do_allocate_commons declarations. Declare
7214 do_allocate_commons_list.
7215 * gold.cc (queue_middle_tasks): Update creation of
7216 Allocate_commons_task to not pass options.
7217 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7218 (TLS_TEST_C_FLAGS): New variable.
7219 (tls_test_c_pic.o): New target.
7220 (tls_test_shared.so): Link in tls_test_c_pic.o.
7221 (tls_test_c_pic_ie.o): New target.
7222 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7223 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7224 (tls_test_c.o): New target.
7225 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7226 (tls_pic_test_LDADD): Likewise.
7227 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7228 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7229 (tls_test_c_gnu2.o): New target.
7230 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7232 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7233 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7234 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7235 * testsuite/tls_test.cc: Include "config.h".
7236 (t_last): Call t11_last.
7237 * testsuite/tls_test.h (t11, t11_last): Declare.
7238 * testsuite/tls_test_c.c: New file.
7239 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7240 * configure.ac: Check for OpenMP support.
7241 * configure, config.in, Makefile.in: Rebuild.
7242 * testsuite/Makefile.in: Rebuild.
7246 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7247 (Target_i386::tls_base_symbol_defined_): New field.
7248 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7249 (Target_i386::Scan::global): Likewise.
7250 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7251 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7252 (Target_x86_64::tls_base_symbol_defined_): New field.
7253 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7254 (Target_x86_64::Scan::global): Likewise.
7258 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7259 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7260 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7261 building shared libraries.
7262 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7263 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7264 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7265 * testsuite/Makefile.in: Rebuild.
7266 * testsuite/weak_undef.h: New file.
7267 * testsuite/weak_undef_file1.cc: Add extra test cases.
7268 * testsuite/weak_undef_file2.cc: Likewise.
7269 * testsuite/weak_undef_test.cc: Likewise.
7273 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7274 Add issued_non_pic_error_ field. Declare check_non_pic.
7275 (Target_sparc::Scan::check_non_pic): New function.
7276 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7277 (Target_sparc::Scan::global): Likewise.
7279 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7280 * configure: Rebuild.
7282 * options.h (DEFINE_enable): New macro.
7283 (new_dtags): New enable option.
7284 (initfirst, interpose, loadfltr, nodefaultlib,
7285 nodelete, nodlopen, nodump): New -z options.
7286 * layout.cc (Layout:finish_dynamic_section): If new
7287 dtags enabled, emit DT_RUNPATH. Also, emit a
7288 DT_FLAGS_1 containing any specified -z flags.
7292 * copy-relocs.cc: New file.
7293 * copy-relocs.h: New file.
7294 * reloc.cc: Remove Copy_relocs code.
7295 * reloc.h: Likewise.
7296 * reloc-types.h (struct Reloc_types) [both versions]: Add
7297 get_reloc_addend_noerror.
7298 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7299 variants of add_global which take an addend which must be zero.
7300 * i386.cc: Include "copy-relocs.h".
7301 (class Target_i386): Change type of copy_relocs_ to variable,
7303 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7305 (Target_i386::do_finalize_sections): Change handling of
7307 * sparc.cc: Include "copy-relocs.h".
7308 (class Target_sparc): Change type of copy_relocs_ to variable,
7310 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7312 (Target_sparc::do_finalize_sections): Change handling of
7314 * x86_64.cc: Include "copy-relocs.h".
7315 (class Target_x86_64): Change type of copy_relocs_ to variable,
7317 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7318 class. Change all callers.
7319 (Target_x86_64::do_finalize_sections): Change handling of
7321 * Makefile.am (CCFILES): Add copy-relocs.cc.
7322 (HFILES): Add copy-relocs.h.
7324 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7326 * testsuite/script_test_4.sh: Permit leading zeroes.
7330 * script-sections.cc (Script_sections::create_segments): Use
7331 header_size_adjustment even when there is enough room for the
7333 * testsuite/script_test_4.sh: New file.
7334 * testsuite/script_test_4.t: New file.
7335 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7336 (check_DATA): Add script_test_4.stdout.
7337 (MOSTLYCLEANFILES): Likewise.
7338 (script_test_4): New target.
7339 (script_test_4.stdout): New target.
7340 * testsuite/Makefile.in: Rebuild.
7342 * sparc.cc: Add definitions for Output_data_plt_sparc class
7347 * sparc.cc: New file.
7348 * Makefile.am (TARGETSOURCES): Add sparc.cc
7349 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7350 * configure.tgt: Document targ_extra_size and
7351 targ_extra_big_endian. Add entries for sparc-* and
7353 * configure.ac: Handle targ_extra_size and
7354 targ_extra_big_endian.
7355 * Makefile.in: Rebuild.
7356 * configure: Likewise.
7357 * po/POTFILES.in: Likewise.
7358 * po/gold.pot: Likewise.
7362 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7363 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7364 in the name/type/flags to section mapping. Don't call
7365 allocate_output_section.
7366 (Layout::choose_output_section): Change parameter from adjust_name
7367 to is_input_section. Don't permit input sections after sections
7368 are attached to segments. Don't call allocate_output_section.
7369 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7370 not write_enable_output_section.
7371 (Layout::make_output_section): Don't push to
7372 unattached_section_list_ nor call attach_to_segment. Call
7373 attach_section_to_segment if sections are attached.
7374 (Layout::attach_sections_to_segments): New function.
7375 (Layout::attach_section_to_segment): New function.
7376 (Layout::attach_allocated_section_to_segment): Rename from
7377 attach_to_segment. Remove flags parameter.
7378 (Layout::allocate_output_section): Remove function.
7379 (Layout::write_enable_output_section): Remove function.
7380 * layout.h (class Layout): Update for above changes. Add new
7381 field sections_are_attached_.
7382 * output.h (Output_section::update_flags_for_input_section): New
7384 * output.cc (Output_section::add_input_section): Call
7385 update_flags_for_input_section.
7386 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7390 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7391 thought unnecessary.
7392 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7396 * output.h (class Output_section_data): Remove inline definition
7398 * output.cc (Output_section_data::set_addralign): New function.
7402 Add support for TLS descriptors for i386 and x86_64.
7403 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7404 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7405 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7407 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7408 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7409 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7411 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7412 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7413 Fix problem with initial-exec relocations.
7414 (Target_i386::Relocate::relocate_tls): Likewise.
7415 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7417 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7418 support for section-plus-offset dynamic table entries.
7419 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7420 (Output_data_dynamic::Dynamic_entry): Add support for
7421 section-plus-offset dynamic table entries.
7422 (Output_data_dynamic::Classification): Likewise.
7423 (Output_data_dynamic::classification_): Renamed offset_.
7424 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7425 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7426 (Target_x86_64::make_plt_section): New function.
7427 (Target_x86_64::reserve_tlsdesc_entries): New function.
7428 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7429 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7430 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7431 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7432 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7433 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7434 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7435 add extra PLT entry for TLS descriptors.
7436 (Output_data_plt_x86_64::got_): New field.
7437 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7438 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7440 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7442 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7443 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7444 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7445 R_386_TLS_DESC_CALL relocations.
7446 (Target_x86_64::Scan::global): Likewise.
7447 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7448 for TLS descriptors.
7449 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7450 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7451 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7452 GD-to-IE relaxation.
7453 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7454 and TLS_DESCRIPTORS.
7455 * Makefile.in: Rebuild.
7456 * configure: Rebuild.
7457 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7458 (tls_test_shared2.so): New target.
7459 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7460 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7461 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7462 (tls_shared_gd_to_ie_test_LDADD): New variable.
7463 (tls_shared_gnu2_gd_to_ie_test): New target.
7464 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7466 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7467 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7468 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7469 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7470 (tls_shared_gnu2_test): New target.
7471 (tls_test_gnu2_shared.so): New target.
7472 (tls_shared_gnu2_test_SOURCES): New variable.
7473 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7474 (tls_shared_gnu2_test_LDFLAGS): New variable.
7475 (tls_shared_gnu2_test_LDADD): New variable.
7476 * testsuite/Makefile.in: Rebuild.
7477 * testsuite/Makefile.
7481 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7483 * testsuite/Makefile.in: Rebuild.
7485 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7487 * testsuite/script_test_2.cc (main): Adjust test.
7492 * options.h (General_options): Add entries for '-Y' and
7494 * options.cc (General_options:finalize): If -Y was used, add those
7495 entries to the library path instead of the default "/lib" and
7500 * testsuite/justsyms.t: Start at 0x100.
7501 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7502 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7504 * testsuite/script_test_2.cc: Adjust string and section length
7510 * script-sections.cc (Sections_element::allocate_to_segment): Add
7512 (Output_section_definition::allocate_to_segment): Likewise.
7513 (Orphan_output_section::allocate_to_segment): Likewise.
7514 (Script_sections::attach_sections_using_phdrs_clause): Don't
7515 propagate non-PT_LOAD segments to orphan sections.
7516 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7517 readelf rather than objdump.
7518 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7519 .interp section and PT_INTERP segment are the same size.
7520 * testsuite/Makefile.in: Rebuild.
7522 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7523 aliases for symbols defined in the same object.
7524 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7525 (weak_alias_test_SOURCES): New variable.
7526 (weak_alias_test_DEPENDENCIES): New variable.
7527 (weak_alias_test_LDFLAGS): New variable.
7528 (weak_alias_test_LDADD): New variable.
7529 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7530 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7531 (weak_alias_test_3.o): New target.
7532 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7533 * testsuite/weak_alias_test_main.cc: New file.
7534 * testsuite/weak_alias_test_1.cc: New file.
7535 * testsuite/weak_alias_test_2.cc: New file.
7536 * testsuite/weak_alias_test_3.cc: New file.
7540 * options.h (class General_options): Add --noinhibit-exec option.
7541 * main.cc (main): Check --noinhibit-exec.
7543 * options.h (class General_options): Define --wrap as a special
7544 option. Add wrap_symbols_ field.
7545 (General_options::any_wrap_symbols): New function.
7546 (General_options::is_wrap_symbol): New function.
7547 * options.cc (General_options::parse_wrap): New function.
7548 (General_options::General_options): Initialize wrap_symbols_.
7549 * symtab.cc (Symbol_table::wrap_symbol): New function.
7550 (Symbol_table::add_from_object): Handle --wrap.
7551 * symtab.h (class Symbol_table): Declare wrap_symbol.
7552 * target.h (Target::wrap_char): New function.
7553 (Target::Target_info): Add wrap_char field.
7554 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7555 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7556 * testsuite/testfile.cc (Target_test::test_target_info):
7559 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7562 * layout.h (class Layout): Add added_eh_frame_data_ field.
7563 * layout.cc (Layout::Layout): Initialize new field.
7564 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7565 output section until we find a section we merged successfully.
7566 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7567 that the size be non-zero.
7569 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7574 * configure.ac: Export new conditional variable HAVE_ZLIB.
7575 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7577 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7578 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7582 * version.cc (version_string): Set to "1.5".
7584 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7585 Add issued_non_pic_error_ field. Declare check_non_pic.
7586 (Target_x86_64::Scan::check_non_pic): New function.
7587 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7588 (Target_x86_64::Scan::global): Likewise.
7590 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7591 addend parameter. Change caller. Handle merge sections.
7592 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7593 Address to Addend. Don't add in the result of
7594 local_section_offset, pass down the addend and use the returned
7596 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7597 Update declarations of local_section_offset and symbol_value.
7598 * testsuite/two_file_test_1.cc (t18): New function.
7599 * testsuite/two_file_test_2.cc (f18): New function.
7600 * testsuite/two_file_test_main.cc (main): Call t18.
7601 * testsuite/two_file_test.h (t18, f18): Declare.
7603 * configure.ac: Don't test for objdump, c++filt, or readelf.
7604 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7606 (TEST_READELF): New variable.
7607 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7608 (check_PROGRAMS): Add two_file_strip_test.
7609 (two_file_strip_test): New target.
7610 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7611 (two_file_same_shared_strip_test_SOURCES): New variable.
7612 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7613 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7614 (two_file_same_shared_strip_test_LDADD): New variable.
7615 (two_file_shared_strip.so): New target.
7616 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7617 (ver_test_5.syms, ver_test_7.syms): Likewise.
7618 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7619 (strip_test_3.stdout): Use TEST_OBJDUMP.
7620 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7624 * symtab.h (Symbol::is_weak_undefined): New function.
7625 (Symbol::is_strong_undefined): New function.
7626 (Symbol::is_absolute): New function.
7627 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7628 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7630 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7631 (weak_undef_test): New target.
7632 * testsuite/Makefile.in: Rebuild.
7633 * testsuite/weak_undef_file1.cc: New file.
7634 * testsuite/weak_undef_file2.cc: New file.
7635 * testsuite/weak_undef_test.cc: New file.
7639 * compressed_output.h (class Output_compressed_section): Use
7641 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7643 (zlib_compressed_suffix): Removed.
7644 (Output_compressed_section::set_final_data_size): Use unsigned
7646 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7647 Fix linker invocation.
7648 (flagstest_o_specialfile_and_compress_debug_sections):
7650 * testsuite/Makefile.in: Regenerated.
7654 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7655 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7663 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7664 parameters. Update for new key type to views_. Change all
7666 (File_read::read): Adjust for byteshift in returned view.
7667 (File_read::add_view): New function, broken out of
7669 (File_read::make_view): New function, broken out of
7671 (File_read::find_or_make_view): Add offset and aligned
7672 parameters. Rewrite accordingly. Change all callers.
7673 (File_read::get_view): Add offset and aligned parameters. Adjust
7674 for byteshift in return value.
7675 (File_read::get_lasting_view): Likewise.
7676 * fileread.h (class File_read): Update declarations.
7677 (class File_read::View): Add byteshift_ field. Add byteshift to
7678 constructor. Add byteshift method.
7679 * archive.h (Archive::clear_uncached_views): New function.
7680 (Archive::get_view): Add aligned parameter. Change all callers.
7681 * object.h (Object::get_view): Add aligned parameter. Change all
7683 (Object::get_lasting_view): Likewise.
7685 * fileread.cc (File_read::release): Don't call clear_views if
7686 there are multiple objects.
7687 * fileread.h (File_read::clear_uncached_views): New function.
7688 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7693 Add thin archive support.
7694 * archive.cc (Archive::armagt): New const.
7695 (Archive::setup): Remove task parameter and calls to unlock.
7696 (Archive::unlock_nested_archives): New function.
7697 (Archive::read_header): Add nested_off parameter. Change
7699 (Archive::interpret_header): Likewise.
7700 (Archive::include_all_members): Change to handle thin
7702 (Archive::include_member): Likewise.
7703 * archive.h (Archive::Archive): Add new parameters and
7705 (Archive::armagt): New const.
7706 (Archive::setup): Remove task parameter.
7707 (Archive::unlock_nested_archives): New function.
7708 (Archive::read_header): Add nested_off parameter.
7709 (Archive::interpret_header): Likewise.
7710 (Archive::Nested_archive_table): New typedef.
7711 (Archive::is_thin_archive_): New field.
7712 (Archive::nested_archives_): New field.
7713 (Archive::options_): New field.
7714 (Archive::dirpath_): New field.
7715 (Archive::task_): New field.
7716 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7717 for thin archives. Pass additional parameters to
7718 Archive::Archive. Unlock the archive file after calling
7723 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7724 version symbol to be local.
7725 * testsuite/ver_test_4.sh: New file.
7726 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7727 (check_DATA): Add ver_test_4.syms.
7728 (ver_test_4.syms): New target.
7729 * testsuite/Makefile.in: Rebuild.
7732 (Output_section::Input_section_sort_entry::has_priority): New
7734 (Output_section::Input_section_sort_entry::match_file_name): New
7736 (Output_section::Input_section_sort_entry::match_section_name):
7738 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7740 (Output_section::Input_section_sort_entry::match_section_file):
7742 (Output_section::Input_section_sort_compare::operator()): Rewrite
7743 using new Input_section_sort_entry functions. Sort crtbegin and
7744 crtend first. Sort sections with no priority before sections with
7746 * testsuite/initpri1.c (d3): Check j != 4.
7747 (cd5): New constructor/destructor function.
7748 (main): Check j != 2.
7750 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7751 new symbol when resolving, don't call set_is_default.
7752 * testsuite/ver_test_7.cc: New file.
7753 * testsuite/ver_test_7.sh: New file.
7754 * testsuite/Makefile.am (ver_test_7.so): New target.
7755 (ver_test_7.o): New target.
7756 (check_SCRIPTS): Add ver_test_7.sh.
7757 (check_DATA): Add ver_test_7.syms.
7758 (ver_test_7.syms): New target.
7762 * layout.cc (Layout::layout): If we see an input section with a
7763 name that needs sorting, set the must_sort flag for the output
7765 (Layout::make_output_section): If the name of the output section
7766 indicates that it might require sorting, set the may_sort flag.
7767 * output.h (Output_section::may_sort_attached_input_sections): New
7769 (Output_section::set_may_sort_attached_input_sections): New
7771 (Output_section::must_sort_attached_input_sections): New
7773 (Output_section::set_must_sort_attached_input_sections): New
7775 (class Output_section): Declare Input_section_sort_entry. Define
7776 Input_section_sort_compare. Declare
7777 sort_attached_input_sections. Add new fields:
7778 may_sort_attached_input_sections_,
7779 must_sort_attached_input_sections_,
7780 attached_input_sections_are_sorted_.
7781 * output.cc (Output_section::Output_section): Initialize new
7783 (Output_section::add_input_section): Add an entry to
7784 input_sections_ if may_sort or must_sort are true.
7785 (Output_section::set_final_data_size): Call
7786 sort_attached_input_sections if necessary.
7787 (Output_section::Input_section_sort_entry): Define new class.
7788 (Output_section::Input_section_sort_compare::operator()): New
7790 (Output_section::sort_attached_input_sections): New function.
7791 * configure.ac: Check whether the compiler supports constructor
7792 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7793 * testsuite/initpri1.c: New file.
7794 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7795 CONSTRUCTOR_PRIORITY.
7796 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7797 (initpri1_LDFLAGS): New variable.
7798 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7802 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7803 * testsuite/common_test_1.c: New file.
7804 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7805 (common_test_1_SOURCES): New variable.
7806 (common_test_1_DEPENDENCIES): New variable.
7807 (common_test_1_LDFLAGS): New variable.
7809 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7810 and commons_ correctly when NAME/VERSION does not override
7812 * testsuite/ver_test_6.c: New file.
7813 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7814 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7815 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7819 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7820 of an undefined symbol from a version script.
7821 * testsuite/Makefile.am (ver_test_5.so): New target.
7822 (ver_test_5.o): New target.
7823 (check_SCRIPTS): Add ver_test_5.sh.
7824 (check_DATA): Add ver_test_5.syms.
7825 (ver_test_5.syms): New target.
7826 * testsuite/ver_test_5.cc: New file.
7827 * testsuite/ver_test_5.script: New file.
7828 * testsuite/ver_test_5.sh: New file.
7829 * Makefile.in, testsuite/Makefile.in: Rebuild.
7832 Fix problems building gold with gcc 4.3.0.
7833 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7834 (gold_error_at_location, gold_warning_at_location): Use it.
7835 * configure.ac: Check whether we can compile and use a template
7836 function with a printf attribute.
7837 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7838 when jumping over bytes.
7839 * object.cc: Instantiate Object::read_section_data.
7840 * debug.h: Include <cstring>
7841 * dwarf_reader.cc: Include <algorithm>
7842 * main.cc: Include <cstring>.
7843 * options.cc: Include <cstring>.
7844 * output.cc: Include <cstring>.
7845 * script.cc: Include <cstring>.
7846 * script.h: Include <string>.
7847 * symtab.cc: Include <cstring> and <algorithm>.
7848 * target-select.cc: Include <cstring>.
7849 * version.cc: Include <string>.
7850 * testsuite/testmain.cc: Include <cstdlib>.
7851 * configure, config.in: Rebuild.
7855 * options.cc: Include "../bfd/bfdver.h".
7856 (options::help): Print bug reporting address.
7858 * version.cc (print_version): Adjust output for current value of
7863 * options.cc (options::help): Print list of supported targets.
7864 * target-select.h: Include <vector>.
7865 (class Target_selector): Make machine_, size_, and is_big_endian_
7866 fields const. Add bfd_name_ and instantiated_target_ fields.
7867 (Target_selector::Target_selector): Add bfd_name parameter.
7868 (Target_selector::recognize): Make non-virtual, call
7870 (Target_selector::recognize_by_name): Make non-virtual, call
7871 do_recognize_by_name.
7872 (Target_selector::supported_names): New function.
7873 (Target_selector::bfd_name): New function.
7874 (Target_selector::do_instantiate_target): New pure virtual
7876 (Target_selector::do_recognize): New virtual function.
7877 (Target_selector::do_recognize_by_name): New virtual function.
7878 (Target_selector::instantiate_target): New private function.
7879 (supported_target_names): Declare.
7880 * target-select.cc (Target_selector::Target_selector): Update for
7881 new parameter and fields.
7882 (select_target_by_name): Check that the name matches before
7883 calling recognize_by_name.
7884 (supported_target_names): New function.
7885 * i386.cc (class Target_selector_i386): Update Target_selector
7886 constructor call. Remove recognize and recognize_by_name. Add
7887 do_instantiate_target.
7888 * x86_64.cc (class Target_selector_x86_64): Likewise.
7889 * testsuite/testfile.cc (class Target_selector_test): Update for
7890 changes to Target_selector.
7892 * README: Rewrite, with some notes on unsupported features.
7896 * i386.cc (Target_i386::Got_type): New enum declaration.
7897 (Target_i386::Scan::local): Updated callers of Output_data_got
7899 (Target_i386::Scan::global): Likewise.
7900 (Target_i386::Relocate::relocate): Likewise.
7901 (Target_i386::Relocate::relocate_tls): Likewise.
7902 * object.h (Got_offset_list): New class.
7903 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7904 (Sized_relobj::local_got_offset): Likewise.
7905 (Sized_relobj::set_local_got_offset): Likewise.
7906 (Sized_relobj::local_has_tls_got_offset): Removed.
7907 (Sized_relobj::local_tls_got_offset): Removed.
7908 (Sized_relobj::set_local_tls_got_offset): Removed.
7909 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7910 * output.cc (Output_data_got::add_global): Added got_type parameter.
7911 (Output_data_got::add_global_with_rel): Likewise.
7912 (Output_data_got::add_global_with_rela): Likewise.
7913 (Output_data_got::add_global_pair_with_rel): New function.
7914 (Output_data_got::add_global_pair_with_rela): New function.
7915 (Output_data_got::add_local): Added got_type parameter.
7916 (Output_data_got::add_local_with_rel): Likewise.
7917 (Output_data_got::add_local_with_rela): Likewise.
7918 (Output_data_got::add_local_pair_with_rel): New function.
7919 (Output_data_got::add_local_pair_with_rela): New function.
7920 (Output_data_got::add_global_tls): Removed.
7921 (Output_data_got::add_global_tls_with_rel): Removed.
7922 (Output_data_got::add_global_tls_with_rela): Removed.
7923 (Output_data_got::add_local_tls): Removed.
7924 (Output_data_got::add_local_tls_with_rel): Removed.
7925 (Output_data_got::add_local_tls_with_rela): Removed.
7926 * output.h (Output_data_got::add_global): Added got_type parameter.
7927 (Output_data_got::add_global_with_rel): Likewise.
7928 (Output_data_got::add_global_with_rela): Likewise.
7929 (Output_data_got::add_global_pair_with_rel): New function.
7930 (Output_data_got::add_global_pair_with_rela): New function.
7931 (Output_data_got::add_local): Added got_type parameter.
7932 (Output_data_got::add_local_with_rel): Likewise.
7933 (Output_data_got::add_local_with_rela): Likewise.
7934 (Output_data_got::add_local_pair_with_rel): New function.
7935 (Output_data_got::add_local_pair_with_rela): New function.
7936 (Output_data_got::add_global_tls): Removed.
7937 (Output_data_got::add_global_tls_with_rel): Removed.
7938 (Output_data_got::add_global_tls_with_rela): Removed.
7939 (Output_data_got::add_local_tls): Removed.
7940 (Output_data_got::add_local_tls_with_rel): Removed.
7941 (Output_data_got::add_local_tls_with_rela): Removed.
7942 * resolve.cc (Symbol::override_base_with_special): Removed
7943 reference to has_got_offset_ field.
7944 * symtab.cc (Symbol::init_fields): Replaced initialization
7945 of got_offset_ with got_offsets_. Removed initialization
7947 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7948 (Symbol::got_offset): Likewise.
7949 (Symbol::set_got_offset): Likewise.
7950 (Symbol::has_tls_got_offset): Removed.
7951 (Symbol::tls_got_offset): Removed.
7952 (Symbol::set_tls_got_offset): Removed.
7953 (Symbol::got_offset_): Removed.
7954 (Symbol::tls_mod_got_offset_): Removed.
7955 (Symbol::tls_pair_got_offset_): Removed.
7956 (Symbol::got_offsets_): New field.
7957 (Symbol::has_got_offset): Removed.
7958 (Symbol::has_tls_mod_got_offset): Removed.
7959 (Symbol::has_tls_pair_got_offset): Removed.
7960 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7961 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7963 (Target_x86_64::Scan::global): Likewise.
7964 (Target_x86_64::Relocate::relocate): Likewise.
7965 (Target_x86_64::Relocate::relocate_tls): Likewise.
7969 * yyscript.y: Fix spelling error in comment.
7973 * options.h (class General_options): Define build_id option.
7974 * layout.h (class Layout): Declare write_build_id, create_note,
7975 create_build_id. Add build_id_note_ member.
7976 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7977 "libiberty.h", "md5.h", "sha1.h".
7978 (Layout::Layout): Initialize eh_frame_data_,
7979 eh_frame_hdr_section_, and build_id_note_.
7980 (Layout::finalize): Call create_build_id.
7981 (Layout::create_note): New function, broken out of
7982 Layout::create_gold_note.
7983 (Layout::create_gold_note): Call create_note.
7984 (Layout::create_build_id): New function.
7985 (Layout::write_build_id): New function.
7986 (Close_task_runner::run): Call write_build_id.
7988 * x86_64.cc: Correct license to GPLv3.
7992 * options.cc: Include "demangle.h".
7993 (parse_optional_string): New function.
7994 (parse_long_option): Handle takes_optional_argument.
7995 (parse_short_option): Update dash_z initializer. Handle
7996 takes_optional_argument.
7997 (General_options::General_options): Initialize do_demangle_.
7998 (General_options::finalize): Set do_demangle_. Handle demangling
8000 * options.h (parse_optional_string): Declare.
8001 (struct One_option): Add optional_arg field. Update constructor.
8002 Update call constructor calls. Add takes_optional_argument
8004 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8005 (DEFINE_optional_string): Define.
8006 (General_options::demangle): Change from DEFINE_bool to
8007 DEFINE_optional_string.
8008 (General_options::no_demangle): New function.
8009 (General_options::do_demangle): New function.
8010 (General_options::set_do_demangle): New function.
8011 (General_options::execstack_status_): Move definition to end of
8013 (General_options::static_): Likewise.
8014 (General_options::do_demangle_): New field.
8015 * object.cc (big_endian>::get_symbol_location_info): Call
8016 Options::do_demangle, not Options::demangle.
8017 * symtab.cc (demangle): Likewise.
8021 * gold.h: Include <cstddef> and <sys/types.h>
8022 * options.h: Include <cstring>.
8026 * Added source code to GNU binutils.
projects / binutils.git / blob