4 * options.h (class General_options): Add
5 --allow-multiple-definition and -z muldefs.
6 * resolve.cc (Symbol_table::should_override): Don't warn about a
7 multiple symbol definition if --allow-multiple-definition or -z
11 * options.h (class General_options): Add --add-needed and
12 --copy-dt-needed-entries. Tweak --as-needed help entry.
13 * object.cc (Input_objects::check_dynamic_dependencies): Give an
14 error if --copy-dt-needed-entries aka --add-needed is used and
15 would cause a change in behaviour.
18 * options.h (class General_options): Add -G as a short version of
19 --shared. Add no-op options -assert, -g, and -i.
23 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
24 check for .text or .gnu.linkonce.t sections.
25 * icf.cc (Icf::find_identical_sections): Ditto.
26 Change the detection for mangled function name within the section
28 * icf.h (is_section_foldable_candidate): New function.
33 * options.h (class General_options): Permit two dashes with
34 --retain-symbols-file.
39 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
40 don't put the file header and segment headers in the text
44 * common.cc (Sort_commons::operator()): Stabilize sort when both
46 (Symbol_table::do_allocate_commons_list): When allocating common
47 symbols, skip a symbol which is no longer common.
48 * symtab.h (Symbol::is_common): Test whether the symbol comes from
49 an object before checking its type.
50 * testsuite/common_test_2.c: New file.
51 * testsuite/common_test_3.c: New file.
52 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
53 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
54 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
55 (common_test_2_pic.o, common_test_2.so): New targets.
56 (common_test_3_pic.o, common_test_3.so): New targets.
57 * testsuite/Makefile.in: Rebuild.
60 * script.cc (read_input_script): If we see a new SECTIONS clause,
61 and we have added an input section, give an error.
62 * layout.h (class Layout): Add have_added_input_section function.
63 Add have_added_input_section_ field.
64 * layout.cc (Layout::Layout): Initialize
65 have_added_input_section_.
66 (Layout::layout): Set have_added_input_section_.
67 (Layout::layout_eh_frame): Likewise.
72 * options.h (class General_options): Add --sort-common option.
73 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
74 * common.cc (Sort_common): Add sort_order parameter to
75 constructor. Add sort_order_ field.
76 (Sort_commons::operator): Check sort_order_.
77 (Symbol_table::allocate_commons): Determine the sort order.
78 (Symbol_table::do_allocate_commons): Add sort_order parameter.
80 (Symbol_table::do_allocate_commons_list): Likewise.
85 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
86 symbols from this object, don't change the visibility of an
88 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
93 * script.h (class Version_script_info): Define Language enum.
94 Update declarations. Define Glob, Exact, and Lookup types. Add
95 new fields globals_, locals_, and is_finalized_.
96 * script.cc: Various formatting fixes.
97 (class Parser_closure): Change language_stack_ from a vector of
98 std::string to one of Version_script_info::Language. Adjust all
100 (class Lazy_demangler): Remove.
101 (struct Version_expression): Change language from std::string to
102 Version_script_info::Language.
103 (Version_script_info::Version_script_info): New function.
104 (Version_script_info::~Version_script_info): Don't call clear.
105 (Version_script_info::finalize): New function.
106 (Version_script_info::build_lookup_tables): New function.
107 (Version_script_info::build_expression_list_lookup): New
109 (Version_script_info::get_symbol_version_helper): Rewrite to use
111 (Version_script_info::print_expression_list): Adjust to use
112 Version_script_info::Language.
113 (script_push_lex_into_version_mode): Check that the version script
114 has not been finalized.
115 (version_script_push_lang): Change language string to
116 Version_script_info::Language.
117 * options.cc (Command_line::version_script): New function.
118 * options.h (class General_options): Add finalize_dynamic_list
119 function. Change version_script from declaration to definition.
120 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
121 * testsuite/version_script.map: Remove duplicate def of foo.
122 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
124 * testsuite/Makefile.in: Rebuild.
129 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
130 if the input symbol index is 0, make the output symbol index 0.
135 * options.h (class General_options): Add -x/--discard-all.
136 * object.cc (Sized_relobj::do_count_local_symbols): Handle
137 --discard-all. If the local symbol needs a dynamic entry, check
138 that before handling --discard-locals.
143 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
145 (Output_segment::add_output_section): Don't change the flags if
149 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
150 GNU hash table if they need a dynamic value. Otherwise, don't add
151 them if they are defined in a dynamic object or are forced local.
156 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
157 .gnu.hash table for a 32-bit target.
160 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
161 regular and a dynamic object only needs a dynamic symbol table
162 entry if it is externally visible.
165 * i386.cc (class Target_i386): Initialize global_offset_table_ in
166 constructor. Add global_offset_table_ field.
167 (Target_i386::got_section): Set global_offset_table_.
168 (Target_i386::do_finalize_sections): Set global_offset_table_
170 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
171 in constructor. Add global_offset_table_ field.
172 (Target_x86_64::got_section): Set global_offset_table_.
173 (Target_x86_64::do_finalize_sections): Set global_offset_table_
176 * layout.cc (Layout::Layout): Initialize increase_relro_.
177 (Layout::get_output_section): Add is_relro, is_last_relro, and
178 is_first_non_relro parameters. Change all callers.
179 (Layout::choose_output_section): Likewise.
180 (Layout::add_output_section_data): Likewise.
181 (Layout::make_output_section): Likewise.
182 (Layout::set_segment_offsets): Clear increase_relro when using a
184 * layout.h (class Layout): Add increase_relro method. Add
185 increase_relro_ field. Update declarations.
186 * output.cc (Output_section::Output_section): Initialize
187 is_last_relro_ and is_first_non_relro_.
188 (Output_segment::add_output_section): Group relro sections is
189 do_sort is true. Handle is_last_relro and is_first_non_relro.
190 (Output_segment::maximum_alignment): Remove relro handling.
191 (Output_segment::set_section_addresses): Add increase_relro
192 parameter. Change all callers. Add initial alignment to align
193 relro sections on separate page. Remove old relro handling.
194 (Output_segment::set_section_list_addresses): Remove in_relro
195 parameter. Change all callers.
196 (Output_segment::set_offset): Add increase parameter. Change all
197 callers. Remove old relro handling.
198 * output.h (class Output_section): Add new methods: is_last_relro,
199 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
200 Add is_last_relro_ and is_first_non_relro_ fields.
201 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
202 Create separate .got.plt section. Call increase_relro.
203 * x86_64.cc (Target_x86_64::got_section): Likewise.
204 * testsuite/relro_script_test.t: Add .got.plt.
207 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
208 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
209 (Layout::finalize): Call set_dynamic_symbol_size.
210 (Layout::set_dynamic_symbol_size): New function.
211 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
212 set_dynamic_symbol_size.
215 * output.h (class Output_section): Add is_entsize_zero_ field.
216 * output.cc (Output_section::Output_section): Initialize
218 (Output_section::set_entsize): If two different entsizes are
219 requested, force it to zero.
220 (Output_section::add_input_section): Set flags for .debug_str
221 before updating section flags. Set entsize.
222 (Output_section::update_flags_for_input_section): Set SHF_MERGE
223 and SHF_STRING if all input sections have those flags.
227 * main.cc (main): Fix the sys time reporting.
228 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
233 * options.cc (General_options::parse_version): Allow -v to exit
234 without an error if there is nothing to link.
238 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
239 using a version of gcc before 4.1.
240 * configure: Rebuild.
244 * attributes.cc (Output_attributes_section_data::do_write): Use
245 std::vector::front rather than std::vector::data.
249 * symtab.h (class Symbol_table): Add enum Defined.
250 * resolve.cc (Symbol_table::should_override): Add defined
251 parameter. Change all callers. Test whether object is NULL
252 before calling a method on it.
253 (Symbol_table::report_resolve_problem): Add defined parameter.
255 (Symbol_table::should_override_with_special): Likewise.
256 * symtab.cc (Symbol_table::define_in_output_data): Add defined
257 parameter. Change all callers.
258 (Symbol_table::do_define_in_output_data): Likewise.
259 (Symbol_table::define_in_output_segment): Likewise.
260 (Symbol_table::do_define_in_output_segment): Likewise.
261 (Symbol_table::define_as_constant): Likewise.
262 (Symbol_table::do_define_as_constant): Likewise.
263 * script.h (class Symbol_assignment): Add is_defsym parameter to
264 constructor; change all callers.
265 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
266 parameter. Change all callers. Add is_defsym_ field.
267 (class Parser_closure): Add parsing_defsym parameter to
268 constructor; change all callers. Add parsing_defsym accessor
269 function. Add parsing_defsym_ field.
273 * gold.cc (queue_middle_tasks): Fix formatting.
274 * object.cc (Relobj::is_section_name_included): Likewise.
278 * i386.cc (Target_i386::do_calls_non_split): Recognize
279 -fsplit-stack prologue for a function with a static chain.
280 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
281 -fsplit-stack prologue when using %r11.
285 * options.cc (General_options::parse_version): Make -v continue and do
286 the link like GNU ld does.
290 * Makefile.am (CCFILES): Add timer.cc.
291 (HFILES): Add timer.h.
292 * configure.ac: Check for sysconf and times.
293 * main.cc: include timer.h.
294 (main): Use Timer instead of get_run_time.
297 * workqueue.cc: include timer.h.
298 (Workqueue::find_and_run_task):
299 Report user, sys and wall time.
300 * Makefile.in: Regenerate.
301 * config.in: Regenerate.
302 * configure: Regenerate.
306 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
308 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
309 relaxed input sections.
310 * output.cc (Output_section::find_relaxed_input_section): Change
311 return type to Output_relaxed_input_section pointer. Adjust code
312 for new type of relaxed_input_section_map_.
313 * output.h (Output_section::find_relaxed_input_section): Change
314 return type to Output_relaxed_input_section pointer.
315 (Output_section::Output_relaxed_input_section_by_input_section_map):
317 (Output_section::relaxed_input_section_map_): Change type to
318 Output_section::Output_relaxed_input_section_by_input_section_map.
319 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
324 * layout.cc (Layout::create_shstrtab): Only write out after input
325 sections if we are compressing debug sections.
329 * archive.cc (Archive::add_symbols): Only look up a symbol without
330 a version if there is, in fact, a version.
334 Revert -Wshadow changes, all changes from:
337 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
341 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
343 * attributes.cc (Object_attribute::size): Ditto.
344 (Attributes_section_data::size): Ditto.
345 (Attributes_section_data::Attributes_section_data): Ditto.
346 (Output_attributes_section_data::do_write): Ditto.
347 * attributes.h (Object_attribute::set_type): Ditto.
348 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
352 * archive.cc: Fix shadowed variable warnings.
354 * compressed_output.cc: Likewise.
355 * compressed_output.h: Likewise.
356 * configure: Likewise.
357 * dwarf_reader.cc: Likewise.
358 * dynobj.cc: Likewise.
359 * dynobj.h: Likewise.
360 * ehframe.cc: Likewise.
361 * ehframe.h: Likewise.
362 * errors.cc: Likewise.
363 * expression.cc: Likewise.
364 * fileread.cc: Likewise.
365 * fileread.h: Likewise.
366 * freebsd.h: Likewise.
369 * incremental.h: Likewise.
370 * layout.cc: Likewise.
371 * layout.h: Likewise.
372 * mapfile.cc: Likewise.
373 * merge.cc: Likewise.
375 * object.cc: Likewise.
376 * object.h: Likewise.
377 * options.h: Likewise.
378 * output.cc: Likewise.
379 * output.h: Likewise.
380 * parameters.cc: Likewise.
381 * plugin.cc: Likewise.
382 * powerpc.cc: Likewise.
383 * reduced_debug_output.cc: Likewise.
384 * reduced_debug_output.h: Likewise.
385 * reloc.cc: Likewise.
387 * resolve.cc: Likewise.
388 * script-sections.cc: Likewise.
389 * script.cc: Likewise.
390 * script.h: Likewise.
391 * sparc.cc: Likewise.
392 * symtab.cc: Likewise.
393 * symtab.h: Likewise.
394 * target-select.cc: Likewise.
395 * target-select.h: Likewise.
397 * workqueue.cc: Likewise.
398 * workqueue.h: Likewise.
399 * x86_64.cc: Likewise.
403 * arm.cc (attributes.h): New include.
404 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
405 (Arm_relobj::~Arm_relobj): Delete object pointed by
406 attributes_section_data_.
407 (Arm_relobj::attributes_section_data): New method definition.
408 (Arm_relobj::attributes_section_data_): New data member declaration.
409 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
410 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
411 attributes_section_data_.
412 (Arm_dynobj::attributes_section_data): New method definition.
413 (Arm_dynobj::attributes_section_data_): New data member declaration.
414 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
415 initialization value of may_use_blx_ to false.
416 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
417 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
418 object attributes to compute results instead of hard-coding.
419 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
420 Target_arm::get_secondary_compatible_arch,
421 Target_arm::set_secondary_compatible_arch
422 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
423 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
424 New method declarations.
425 (Target_arm::get_aeabi_object_attribute): New method definition.
426 (Target_arm::attributes_section_data_): New data member declaration.
427 (read_arm_attributes_section): New template definition.
428 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
429 (Arm_dynobj::do_read_symbols): Ditto.
430 (Target_arm::do_finalize_sections): Merge attributes sections from
431 input. Check for BLX use after attributes section merging.
432 Fix __exidx_start and __exidx_end visibility. Create an
433 .ARM.attributes section if necessary.
434 (Target_arm::get_secondary_compatible_arch,
435 Target_arm::set_secondary_compatible_arch,
436 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
437 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
438 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
439 New method definitions.
443 * plugin.cc (Plugin::load): Don't cast from void* to a function
448 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
453 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
454 Replace two_file_shared_1.so with two_file_shared_2.so.
455 * testsuite/Makefile.in: Regenerated.
459 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
460 (HFILES): Add attributes.h and int_encoding.h.
461 * Makefile.in: Regenerate.
462 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
463 function definitions to int_encoding.cc
464 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
465 prototypes to int_encoding.h
466 * reduced_debug_output.cc (int_encoding.h): New include.
467 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
468 function definitions to int_encoding.cc
469 (insert_into_vector, read_from_pointer): Move template definitions to
471 * attributes.cc: New file.
472 * attributes.h: New file.
473 * int_encoding.cc: New file.
474 * int_encoding.h: New file.
479 * incremental-dump.cc (dump_incremental_inputs): New.
480 (main): Use dump_incremental_inputs.
485 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
486 checking elfcpp::STT_FUNC.
487 (Target_i386::Relocate::relocate): Likewise.
488 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
490 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
491 symbols from shared libraries into normal FUNC symbols.
493 * symtab.h (Symbol): Add is_func and use it.
497 * arm.cc (Target_arm::arm_info): Initialize new fields
498 attributes_section and attributes_vendor.
499 * i386.cc (Target_i386::i386_info): Same.
500 * object.cc (Sized_relobj::do_layout): Skip attribute section.
501 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
502 fields attributes_section and attributes_vendor.
503 * sparc.cc (Target_sparc::sparc_info): Same.
504 * target.h (Target::attributes_section, Target::attributes_vendor,
505 Target::is_attributes_section, Target::attribute_arg_type,
506 Target::attributes_order): New method definitions.
507 (Target::Target_info::attributes_section,
508 Target::Target_info::attributes_vendor): New fields.
509 (Target::do_attribute_arg_type, Target::do_attributes_order): New
510 virtual method definitions.
511 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
512 attributes_section and attributes_vendor.
513 * testsuite/testfile.cc (Target_test::test_target_info): Same.
517 * arm.cc: Update comments about interworking and stub generation.
518 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
519 considered as non-PIC.
520 (Arm_relocate_functions::base_abs): Fix formatting.
521 (Arm_relocate_functions::got_prel): Fix comment. Change interface
522 of function to use GOT entry address instead of offset.
523 (Target_arm::Scan::global): Issue an error if a symbol would need a
524 PLT does not get one because it is untyped. Remove code to create
525 dynamic symbols for relative branches.
526 (Target_arm::Relocate::relocate: Use 0 instead of false since function
527 takes unsigned integer instead of boolean.
531 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
532 (two_file_test_LDADD): Likewise.
533 (common_test_1_LDADD): Likewise.
534 (exception_test_LDADD) Likewise.
535 (weak_test_LDADD): Likewise.
536 (many_sections_test_LDADD): Likewise.
537 (initpri1_LDADD): Likewise.
538 (script_test_1_LDADD): Likewise.
539 (script_test_2_LDADD): Likewise.
540 (justsyms_LDADD): Likewise.
541 (binary_test_LDADD): Likewise.
542 (large_LDADD): Likewise.
543 * testsuite/Makefile.in: Regenerated.
547 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
548 (Symbol_table::override_with_special): Likewise.
549 (Symbol_table::add_from_object): Likewise.
553 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
554 Don't set the data_offset twice.
558 * testsuite/Makefile.in: Regenerate.
562 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
563 (Target_arm::do_finalize_sections): Add parameter for symbol table
564 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
565 * i386.cc (Target_i386::do_finalize_sections): Add an additional
566 parameter for symbol table pointer.
567 * layout.cc (Layout::finalize): Call Target::finalize_sections with
568 an additional parameter for a pointer to symbol table.
569 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
570 parameter for a symbol table pointer.
571 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
572 * target.h (Target::finalize_sections, Target::do_finalize_sections):
574 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
575 parameter for a symbol table pointer.
579 * incremental.cc (Incremental_inputs_header)
580 (Incremental_inputs_header_write, Incremental_inputs_entry)
581 (Incremental_inputs_entry_write): Move ...
582 * incremental.h (Incremental_inputs_header)
583 (Incremental_inputs_header_write, Incremental_inputs_entry)
584 (Incremental_inputs_entry_write): here.
588 * incremental.cc (make_sized_incremental_binary): Set the target.
589 Error if it is incompatible.
590 * output.h (Output_file): Add filename method.
594 * incremental.cc (Incremental_inputs_entry): Remove unused argument
595 from the get_* methods.
599 * incremental-dump.cc (main): Check that the offeset of a script is 0.
600 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
601 Write 0 for the data_offset of scripts.
605 * testsuite/Makefile.am: Add the incremental_test.sh test.
606 * testsuite/incremental_test.sh: New.
607 * testsuite/incremental_test_1.c: New.
608 * testsuite/incremental_test_2.c: New.
612 * incremental-dump.cc (main): Fix typos.
617 * incremental-dump.cc (main): Use llu to print 64 bit values.
622 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
624 (incremental_dump_LDADD): Likewise.
625 * Makefile.in: Regenerated.
633 * arm.cc (Target_arm::Target_arm): Move method definition
634 outside of class definition. Add code to handle
635 --target1-rel, --target1-abs and --target2= options.
636 (Target_arm::get_reloc_reloc_type): Change method to be
637 non-static and const.
638 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
639 New data member declaration.
640 (Target_arm::Scan::local, Target_arm::Scan::global,
641 Target_arm::Relocate::relocate,
642 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
643 Adjust call to Target_arm::get_real_reloc_type.
644 (Target_arm::get_real_reloc_type): Use command line options
645 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
646 * options.h (--target1-rel, --target1-abs, --target2): New
651 * arm.cc (Target_arm::Target_arm): Move method definition outside of
652 class definition. Add code to handle --target1-rel, --target1-abs
653 and --target2= options.
654 (Target_arm::get_reloc_reloc_type): Change method to be non-static
656 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
658 (Target_arm::Scan::local, Target_arm::Scan::global,
659 Target_arm::Relocate::relocate,
660 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
661 call to Target_arm::get_real_reloc_type.
662 (Target_arm::get_real_reloc_type): Use command line options to
663 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
664 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
669 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
670 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
671 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
673 (Arm_relocate_functions::thm_call): Replace body with a call to
674 Arm_relocate_functions::thumb_branch_common.
675 (Arm_relocate_functions::thm_jump24,
676 Arm_relocate_functions::thm_xpc22): New method definitions.
677 (Arm_relocate_functions::thumb_branch_common): New method definition.
678 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
680 (Target_arm::Relocate::relocate): Adjust call to thm_call.
681 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
685 * Makefile.am: Build incremental-dump
686 * Makefile.in: Regenerate.
687 * incremental-dump.cc: New.
688 * incremental.cc (Incremental_inputs_header_data,
689 Incremental_inputs_entry_data): Move to incremental.h
690 * incremental.h: (Incremental_inputs_header_data,
691 Incremental_inputs_entry_data): Move from incremental.cc
695 * incremental.cc (Incremental_inputs_header,
696 Incremental_inputs_header_write, Incremental_inputs_entry,
697 Incremental_inputs_entry_write): Add a typedef with the data type.
701 * incremental.cc (Incremental_inputs_header,
702 Incremental_inputs_header_write, Incremental_inputs_entry,
703 Incremental_inputs_entry_write): Update comment about which
704 type has the filed descriptions.
708 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
709 (Arm_relocate_functions::arm_branch_common): Change method defintion
710 in class definition to a method declaration and update list of formal
712 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
713 Arm_relocation_functions::jump24): Adjust call to
714 Arm_relocate_functions::arm_branch_common. Update list of formal
716 (Arm_relocate_functions::xpc25): New method definition.
717 (Arm_relocate_functions::arm_branch_common): Move method defintion
718 out from class definition. Use stubs for mode-switching and extending
720 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
721 specially. Change code to enable use of stubs in ARM branches.
725 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
726 in method declaration.
727 (Target_arm::relocate_stub): New method declaration.
728 (Target_arm::default_target): Change to return a pointer instead of
730 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
731 Target_arm::default_target.
732 (Arm_Relobj::do_relocate_sections): Remove options paramater in
734 (Target_arm::relocate_section): Adjust view.
735 (Target_arm::relocate_stub): New method definition.
739 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
741 * incremental.cc (open_incremental_binary): Initialized local
742 variables to avoid warnings.
743 * object.cc (make_elf_object): Ditto.
744 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
750 * testsuite/plugin_test.c: Include "config.h".
754 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
755 (arm_symbol_value): Remove.
756 (Arm_relocate_functions::arm_branch_common,
757 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
758 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
759 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
760 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
761 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
762 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
763 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
764 Arm_relocate_functions::thm_mobw_abs_nc,
765 Arm_relocate_functions::thm_mov_abs,
766 Arm_relocate_functions::movw_prel_nc,
767 Arm_relocate_functions::thm_movt_abs,
768 Arm_relocate_functions::movt_prel,
769 Arm_relocate_functions::thm_movw_prel_nc,
770 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
771 (Target_arm::Relocate::relocate): Only decompose address into two
772 parts if relocation type uses the thumb-bit and pass the actual
773 bit instead of a flag indicating that the thumb-bit is used. Adjust
774 calls to methods in Arm_relocate_functions for this change.
779 * reloc.cc: Instantiate
780 Sized_relobj::initialize_input_to_output_maps and
781 Sized_relobj:free_input_to_output_maps.
786 * defstd.cc (in_segment): Set only_if_ref true for "end".
790 * arm.cc (class Reloc_stub): Correct a comment.
791 (Target_arm::Target_arm): Initialize arm_input_section_map_.
792 (Target_arm::scan_section_for_stubs): New method declaration.
793 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
794 Change methods from private to protected.
795 (Target_arm::do_may_relax): New method definition.
796 (Target_arm::do_relax, Target_arm::group_sections,
797 Target_arm::scan_reloc_for_stub,
798 Target_arm::scan_reloc_section_for_stubs): New method declarations.
799 (Target_arm::arm_input_section_map_): New data member declaration.
800 (Target_arm::scan_reloc_for_stub,
801 Target_arm::scan_reloc_section_for_stubs,
802 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
803 Target_arm::do_relax): New method definitions.
807 * configure.ac: Check for (struct stat)::st_mtim
808 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
809 * config.in: Regenerate.
810 * configure: Regenerate.
815 * output.cc (Output_segment::add_output_section): Add missing
821 * object.h (class Object): Add is_needed and set_is_needed
822 methods. Add is_needed_ field. Make bool fields into bitfields.
823 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
824 defined in a dynamic object and referenced by a regular object,
825 set is_needed for the dynamic object.
826 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
827 if the file is marked with as_needed and it is not needed.
832 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
833 tags if data is discarded by linker script.
834 * i386.cc (Target_i386::do_finalize_sections): Likewise.
835 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
836 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
837 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
841 * layout.cc (Layout::get_output_section): Add is_interp and
842 is_dynamic_linker_section parameters. Change all callers.
843 (Layout::choose_output_section): Likewise.
844 (Layout::make_output_section): Likewise.
845 (Layout::add_output_section_data): Add is_dynamic_linker_section
846 parameter. Change all callers.
847 * layout.h (class Layout): Update declarations.
848 * output.h (class Output_section): Add is_interp, set_is_interp,
849 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
850 Add is_interp_, is_dynamic_linker_section_ fields. Change
851 generate_code_fills_at_write_ to a bitfield.
852 * output.cc (Output_section::Output_sections): Initialize new
854 (Output_segment::add_output_section): Add do_sort parameter.
860 * options.h (class General_options): Add --warn-common.
861 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
862 merging two common symbols.
863 (Symbol_table::should_override): Handle --warn-common when merging
864 a common symbol with a defined symbol. Use report_resolve_problem
865 for multiple definitions.
866 (Symbol_table::report_resolve_problem): New function.
867 * symtab.h (class Symbol_table): Declare report_resolve_problem.
871 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
873 (Target_arm::stub_factory): New method definition.
874 (Target_arm::new_arm_input_section,
875 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
876 Target_arm::reloc_uses_thumb_bit): New method declarations.
877 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
878 New type definitions.
879 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
881 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
882 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
883 New method definitions.
887 * options.h (class General_options): Add --warn_constructors.
892 * defstd.cc (in_section): Add entries for __rel_iplt_start,
893 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
898 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
899 --msgid-bugs-address.
900 (install-pdf): New target.
901 (install-data_yes): Look up one directory to find mkinstalldirs.
905 * po/Make-in (.po.gmo): Don't generate .gmo files in source
910 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
914 * arm.cc (Stub_addend_reader): New struct template definition
915 and partial specializations.
916 (Stub_addend_reader::operator()): New method definition for a
917 partially specialized template.
921 * arm.cc (Arm_relobj::processor_specific_flags): New method
923 (Arm_relobj::do_read_symbols): New method declaration.
924 (Arm_relobj::processor_specific_flags_): New data member declaration.
925 (Arm_dynobj): New class definition.
926 (Target_arm::do_finalize_sections): Add input_objects parameter.
927 (Target_arm::do_adjust_elf_header): New method declaration.
928 (Target_arm::are_eabi_versions_compatible,
929 (Target_arm::merge_processor_specific_flags): New method declaration.
930 (Target_arm::do_make_elf_object): New overloaded method definitions
932 (Arm_relobj::do_read_symbols): New method definition.
933 (Arm_dynobj::do_read_symbols): Ditto.
934 (Target_arm::do_finalize_sections): Add input_objects parameters.
935 Merge processor-specific flags from all input objects.
936 (Target_arm::are_eabi_versions_compatible,
937 Target_arm::merge_processor_specific_flags,
938 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
939 New method definitions.
940 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
941 Input_objects pointer type parameter.
942 * layout.cc (Layout::finalize): Pass input objects to target's.
943 finalize_sections function.
944 * output.cc (Output_file_header::do_sized_write): Set ELF file
945 header's processor-specific flags.
946 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
947 Input_objects pointer type parameter.
948 * sparc.cc (Target_sparc::do_finalize_sections): Same.
949 * target.h (Input_objects): New forward class declaration.
950 (Target::processor_specific_flags,
951 Target::are_processor_specific_flags_sect): New method definitions.
952 (Target::finalize_sections): Add input_objects parameter.
953 (Target::Target): Initialize processor_specific_flags_ and
954 are_processor_specific_flags_set_.
955 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
957 (Target::set_processor_specific_flags): New method definition.
958 (Target::processor_specific_flags_,
959 Target::are_processor_specific_flags_set_): New data member
961 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
962 Input_objects pointer type parameter.
966 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
970 * object.h (class Relobj): Drop options parameter from
971 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
972 do_scan_relocs, do_relocate. Change all callers.
973 (class Sized_relobj): Drop options parameters from
974 do_gc_process_relocs, do_scan_relocs, do_relocate,
975 do_relocate_sections, relocate_sections, emit_relocs_scan,
976 emit_relocs_scan_reltype. Change all callers.
977 (struct Relocate_info): Remove options field and all references to
979 * reloc.h (class Read_relocs): Remove options constructor
980 parameter and options_ field. Change all callers.
981 (class Gc_process_relocs, class Scan_relocs): Likewise.
982 (class Relocate_task): Likewise.
983 * target-reloc.h (scan_relocs): Remove options parameter. Change
985 (scan_relocatable_relocs): Likewise.
986 * target.h (class Sized_target): Remove options parameter from
987 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
989 * gc.h (gc_process_relocs): Remove options parameter. Change all
991 * arm.cc: Update functions to remove options parameters.
993 * powerpc.cc: Likewise.
994 * sparc.cc: Likewise.
995 * x86_64.cc: Likewise.
996 * testsuite/testfile.cc: Likewise.
1000 * arm.cc (Arm_relobj): New class definition.
1001 (Arm_relobj::scan_sections_for_stubs,
1002 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1003 New method definitions.
1007 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1008 (Plugin::cleanup_done_): New member.
1009 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1010 (Plugin_manager::cleanup_done_): Remove.
1011 (Plugin_manager::add_input_file): Edit error message.
1012 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1013 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1017 * fileread.cc: (File_read::View::~View): Use the new
1018 data_ownership_ filed.
1019 (File_read::~File_read): Dispose the new whole_file_view_.
1020 (File_read::open): Mmap the whole file if needed.
1021 (File_read::open): Use whole_file_view_ instead of contents_.
1022 (File_read::find_view): Use whole_file_view_ if applicable.
1023 (File_read::do_read): Use whole_file_view_ instead of contents_.
1024 (File_read::make_view): Use whole_file_view_ instead of contents_,
1025 update File_read::View::View call.
1026 (File_read::find_or_make_view): Update File_read::View::View
1028 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1030 (File_read::View::Data_ownership): New enum.
1031 (File_read::View::View): Replace bool mapped_ with Data_ownership
1033 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1034 (File_read::View::data_ownership_): New field.
1035 (File_read::contents_): Remove (replaced by whole_file_view_).
1036 (File_read::whole_file_view_): New field.
1037 * options.h (class General_options): Add --keep-files-mapped.
1041 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1042 * testsuite/Makefile.am (plugin_test_5): New test case.
1043 * testsuite/Makefile.in: Regenerate.
1047 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1048 from private to protected to allow access by child class.
1049 (Sized_relobj::do_relocate_sections): New method declaration.
1050 (Sized_relobj::relocate_sections): Virtualize.
1051 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1052 Sized_relobj::relocate_sections. Instantiate template explicitly
1053 for different target sizes and endianity.
1057 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1058 (Arm_input_section::as_arm_input_section): New method.
1059 (Arm_output_section): New class definition.
1060 (Arm_output_section::create_stub_group,
1061 Arm_output_section::group_sections): New method definitions.
1065 * arm.cc (Arm_input_section): New class definition.
1066 (Arm_input_section::init, Arm_input_section:do_write,
1067 Arm_input_section::set_final_data_size,
1068 Arm_input_section::do_reset_address_and_file_offset): New method
1073 * arm.cc (Stub_table, Arm_input_section): New forward class
1075 (Stub_table): New class defintion.
1076 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1077 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1078 New method definition.
1082 * arm.cc: Update copyright comments.
1083 (Target_arm): New forward class template declaration.
1084 (Arm_address): New type.
1085 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1086 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1087 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1089 (Insn_template): Same.
1090 (DEF_STUBS): New macro.
1091 (Stub_type): New enum type.
1092 (Stub_template): New class definition.
1095 (Stub_factory): Same.
1096 (Target_arm::Target_arm): Initialize may_use_blx_ and
1097 should_force_pic_veneer_.
1098 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1099 Target_arm::should_force_pic_veneer,
1100 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1101 Target_arm::using_thumb_only, Target_arm:;default_target): New
1103 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1104 New data member declarations.
1105 (Insn_template::size, Insn_template::alignment): New method defintions.
1106 (Stub_template::Stub_template): New method definition.
1107 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1108 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1109 (Stub_factory::Stub_factory): New method definition.
1110 * gold.h (string_hash): New template.
1111 * output.h (Input_section_specifier::hash_value): Use
1113 (Input_section_specifier::string_hash): Remove.
1114 * stringpool.cc (Stringpool_template::string_hash): Use
1119 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1120 symbols of relaxed input sections.
1121 * output.h (Output_section::find_relaxed_input_section): Make
1126 * dynobj.cc (Versions::Versions): Initialize version_script_.
1127 Only insert base version symbol definition for a shared object
1128 if version script defines any version versions.
1129 (Versions::define_base_version): New method definition.
1130 (Versions::add_def): Check that base version is not needed.
1131 (Versions::add_need): Define base version lazily.
1132 * dynobj.h (Versions::define_base_version): New method declaration.
1133 (Versions::needs_base_version_): New data member declaration.
1134 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1135 (check_DATA): Add no_version_test.stdout.
1136 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1138 * testsuite/Makefile.in: Regenerate.
1139 * testsuite/no_version_test.c: New file.
1140 * testsuite/no_version_test.sh: Ditto.
1144 * expression.cc (class Segment_start_expression): New class definition.
1145 (Segment_start_expression::value): New method definition.
1146 (script_exp_function_segment_start): Return a new
1147 Segment_start_expression.
1148 * gold/script-c.h (script_saw_segment_start_expression): New function
1150 * script-sections.cc (Script_sections::Script_sections): Initialize
1151 SAW_SEGMENT_START_EXPRESSION_ to false.
1152 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1153 and -Tbbs options to specify section addresses if given in
1154 command line and no SEGMENT_START expression is seen in a script.
1155 * script-sections.h (Script_sections::saw_segment_start_expression,
1156 Script_sections::set_saw_segment_start_expression): New method
1158 (Script_sections::saw_segment_start_expression_): New data member
1160 * script.cc (script_saw_segment_start_expression): New function.
1161 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1162 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1163 script_test_7.sh and script_test_8.sh.
1164 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1165 script_test_8.stdout.
1166 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1167 (script_test_6, script_test_6.stdout, script_test_7,
1168 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1169 * Makefile.in: Regenerate.
1170 * testsuite/script_test_6.sh: New file.
1171 * testsuite/script_test_6.t: Same.
1172 * testsuite/script_test_7.sh: Same.
1173 * testsuite/script_test_7.t: Same.
1174 * testsuite/script_test_8.sh: Same.
1178 * output.cc (Output_segment::set_section_list_address): Cast
1179 expressions to unsigned long long type to avoid format warnings.
1183 * script.cc (Script_options::add_symbol_assignment): Always add a
1184 dot assignment to script_sections_.
1185 * script-sections.cc (Script_sections::add_dot_assignment):
1186 Initialize if necessary.
1188 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1189 program headers with no load segment if there is a linker script.
1191 * layout.cc (Layout::set_segment_offsets): Align the file offset
1192 to the segment aligment for -N or -n with no load segment.
1193 * output.cc (Output_segment::add_output_section): Don't crash if
1194 the first section is a TLS section.
1195 (Output_segment::set_section_list_addresses): Print an error
1196 message if the address moves backward in a linker script.
1197 * script-sections.cc
1198 (Output_section_element_input::set_section_addresses): Don't
1199 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1200 (Orphan_output_section::set_section_addresses): Likewise.
1204 * layout.cc (Layout::finish_dynamic_section): Generate tags
1205 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1206 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1207 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1211 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1213 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1214 data_shdr fields of relinfo.
1215 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1216 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1217 R_386_TLS_LDO_32, adjust based on section flags.
1218 (Target_i386::Relocate::fix_up_ldo): Remove.
1222 Add support for -pie.
1223 * options.h (class General_options): Add -pie and
1225 (General_options::output_is_position_independent): Test -pie.
1226 (General_options::output_is_executable): Return true if not shared
1227 and not relocatable.
1228 (General_options::output_is_pie): Remove.
1229 * options.cc (General_options::finalize): Reject incompatible uses
1231 * gold.cc (queue_middle_tasks): A -pie link is not static.
1232 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1233 * symtab.cc (Symbol::final_value_is_known): Return false if
1234 output_is_position_independent.
1235 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1236 output_is_position_independent.
1237 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1238 output_is_position_independent.
1239 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1240 output_is_position_independent.
1241 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1243 (basic_pie_test.o, basic_pie_test): New targets.
1244 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1245 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1246 (two_file_pie_test): New target.
1247 * testsuite/Makefile.in: Rebuild.
1248 * README: Remove note saying that -pie is not supported.
1252 * options.h (class General_options): Add -init and -fini.
1253 * layout.cc (Layout::finish_dynamic_section): Emit
1254 given init and fini functions.
1258 * gc.h (gc_process_relocs): Check if icf is enabled using new
1260 * gold.cc (queue_initial_tasks): Likewise.
1261 (queue_middle_tasks): Likewise.
1262 * object.cc (do_layout): Likewise.
1263 * symtab.cc (is_section_folded): Likewise.
1264 * main.cc (main): Likewise.
1265 * reloc.cc (Read_relocs::run): Likewise.
1266 (Sized_relobj::do_scan_relocs): Likewise.
1267 * icf.cc (is_function_ctor_or_dtor): New function.
1268 (Icf::find_identical_sections): Check if function is ctor or dtor when
1270 * options.h (General_options::icf): Change option to be an enum.
1271 (Icf_status): New enum.
1272 (icf_enabled): New method.
1273 (icf_safe_folding): New method.
1274 (set_icf_status): New method.
1275 (icf_status_): New variable.
1276 * (options.cc) (General_options::finalize): Set icf_status_.
1277 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1278 icf_test and icf_keep_unique_test to use the --icf enum flag.
1279 * testsuite/icf_safe_test.sh: New file.
1280 * testsuite/icf_safe_test.cc: New file.
1284 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1285 includes to gc.h and icf.h.
1286 * arm.cc: Include gc.h.
1287 * gold.cc: Likewise.
1288 * i386.cc: Likewise.
1289 * powerpc.cc: Likewise.
1290 * sparc.cc: Likewise.
1291 * x86_64.cc: Likewise.
1292 * gc.h: Include icf.h.
1296 * plugin.cc: Include "gold.h" before other header files.
1300 * options.h (Input_file_argument::Input_file_type): New enum.
1301 (Input_file_argument::is_lib_): Replace with...
1302 (Input_file_argument::type_): New member.
1303 (Input_file_argument::Input_file_argument): Take Input_file_type
1304 'type' rather than boolean 'is_lib' as second argument.
1305 (Input_file_argument::is_lib): Use type_.
1306 (Input_file_argument::is_searched_file): New function.
1307 (Input_file_argument::may_need_search): Handle is_searched_file.
1308 * options.cc (General_options::parse_library): Support -l:filename.
1309 (General_options::parse_just_symbols): Update for Input_file_argument
1311 (Command_line::process): Likewise.
1312 * archive.cc (Archive::get_file_and_offset): Likewise.
1313 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1314 * script.cc (read_script_file, script_add_file): Likewise.
1315 * fileread.cc (Input_file::Input_file): Likewise.
1316 (Input_file::will_search_for): Handle is_searched_file.
1317 (Input_file::open): Likewise.
1318 * readsyms.cc (Read_symbols::get_name): Likewise.
1319 * testsuite/Makefile.am (searched_file_test): New test.
1320 * testsuite/Makefile.in: Regenerate.
1321 * testsuite/searched_file_test.cc: New file.
1322 * testsuite/searched_file_test_lib.cc: New file.
1327 * descriptor.cc: Include <cstdio> and "binary-io.h".
1328 (Descriptors::open): Open the files in binary mode always.
1329 * script.cc (Lex::get_token): Treat \r as whitespace.
1333 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1338 * configure.ac: Check for readv function also.
1339 * fileread.cc (readv): Define if not HAVE_READV.
1340 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1342 * config.in: Regenerate.
1343 * configure: Regenerate.
1347 * layout.cc (Layout::make_output_section): Call target hook to make
1348 ordinary output section.
1349 (Layout::finalize): Adjust parameter list of call the
1350 Target::may_relax().
1351 * layout.h (class Layout::section_list): New method.
1352 * merge.h (Output_merge_base::entsize): Change visibility to public.
1353 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1355 (Output_merge_string::do_is_string): New method.
1356 * object.cc (Sized_relobj::do_setup): renamed from
1357 Sized_relobj::set_up.
1358 * object.h (Sized_relobj::adjust_shndx,
1359 Sized_relobj::initializ_input_to_output_maps,
1360 Sized_relobj::free_input_to_output_maps): Change visibilities to
1362 (Sized_relobj::setup): Virtualize.
1363 (Sized_relobj::do_setup): New method declaration.
1364 (Sized_relobj::invalidate_section_offset,
1365 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1366 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1367 * options.cc (parse_int): New function.
1368 * options.h (parse_int): New declaration.
1369 (DEFINE_int): New macro.
1370 (stub_group_size): New option.
1371 * output.cc (Output_section::Output_section): Initialize memebers
1372 merge_section_map_, merge_section_by_properties_map_,
1373 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1374 (Output_section::add_input_section): Handled deferred code-fill
1375 generation and remove an old comment.
1376 (Output_section::add_relaxed_input_section): New method definition.
1377 (Output_section::add_merge_input_section): Use merge section by
1378 properties map to speed to search. Update merge section maps
1380 (Output_section::build_relaxation_map): New method definition.
1381 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1383 (Output_section::relax_input_section): Renamed to
1384 Output_section::convert_input_sections_to_relaxed_sections and change
1385 interface to take a vector of pointers to relaxed sections.
1386 (Output_section::find_merge_section,
1387 Output_section::find_relaxed_input_section): New method definitions.
1388 (Output_section::is_input_address_mapped,
1389 Output_section::output_offset, Output_section::output_address):
1390 Use output section data maps to speed up searching.
1391 (Output_section::find_starting_output_address): Add comments.
1392 (Output_section::do_write,
1393 Output_section::write_to_postprocessing_buffer): Do code-fill
1394 generation as appropriate.
1395 (Output_section::get_input_sections): Invalidate relaxed input section
1397 (Output_section::restore_states): Adjust type of checkpoint .
1398 Invalidate relaxed input section map.
1399 * output.h (Output_merge_base): New class declaration.
1400 (Input_section_specifier): New class defintion.
1401 (class Output_relaxed_input_section) Change base class to
1402 Output_section_data_build.
1403 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1404 base class initializer.
1405 (Output_section::add_relaxed_input_section): New method declaration.
1406 (Output_section::Input_section): Change visibility to protected.
1407 (Output_section::Input_section::relobj,
1408 Output_section::Input_section::shndx): Handle relaxed input sections.
1409 Output_section::input_sections) Change visibility to protected. Also
1410 define overload to return a non-const pointer.
1411 (Output_section::Merge_section_properties): New class defintion.
1412 (Output_section::Merge_section_by_properties_map,
1413 Output_section::Output_section_data_by_input_section_map,
1414 Output_section::Relaxation_map): New types.
1415 (Output_section::relax_input_section): Rename method to
1416 Output_section::convert_input_sections_to_relaxed_sections and change
1417 interface to take a vector of relaxed section pointers.
1418 (Output_section::find_merge_section,
1419 Output_section::find_relaxed_input_section,
1420 Output_section::build_relaxation_map,
1421 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1422 New method declarations.
1423 (Output_section::merge_section_map_
1424 Output_section::merge_section_by_properties_map_,
1425 Output_section::relaxed_input_section_map_,
1426 Output_section::is_relaxed_input_section_map_valid_,
1427 Output_section::generate_code_fills_at_write_): New data members.
1428 * script-sections.cc
1429 (Output_section_element_input::set_section_addresses): Call
1430 current_data_size and addralign methods of relaxed input sections.
1431 (Orphan_output_section::set_section_addresses): Call current_data_size
1432 and addralign methods of relaxed input sections.
1433 * symtab.cc (Symbol_table::compute_final_value): Extract template
1434 from the body of Symbol_table::sized_finalize_symbol.
1435 (Symbol_table::sized_finalized_symbol): Call
1436 Symbol_table::compute_final_value.
1437 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1438 (Symbol_table::compute_final_value): New templated method declaration.
1439 * target.cc (Target::do_make_output_section): New method defintion.
1440 * target.h (Target::make_output_section): New method declaration.
1441 (Target::relax): Add more parameters for input objects, symbol table
1442 and layout. Adjust call to do_relax.
1443 (Target::do_make_output_section): New method declaration.
1444 (Target::do_relax): Add parameters for input objects, symbol table
1449 * pread.c: Include stdio.h.
1453 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1458 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1459 Change read_shndx type to unsigned int.
1460 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1462 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1463 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1464 Change read_shndx type to unsigned int.
1465 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1467 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1468 * layout.cc (Layout::create_symtab_sections): Cast the result of
1469 local_symcount * symsize to off_t in the gold_assert.
1473 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1474 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1476 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1477 (Arm_relocate_functions::thm_abs5): New function.
1478 (Arm_relocate_functions::abs12): New function.
1479 (Arm_relocate_functions::abs16): New function.
1480 (Arm_relocate_functions::base_abs): New function.
1481 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1482 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1483 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1485 (Scan::global): Likewise.
1486 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1487 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1488 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1489 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1494 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1495 (Arm_relocate_functions::movt_prel): New function.
1496 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1497 (Arm_relocate_functions::thm_movt_prel): New function.
1498 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1499 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1500 (Scan::global, Relocate::relocate): Likewise.
1501 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1505 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1506 Incremental_checker.
1507 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1509 (class Incremental_inputs_header): New class.
1510 (Incremental_inputs_header_writer): Edit comment.
1511 (Incremental_inputs_entry): New class.
1512 (Incremental_inputs_entry_writer): Edit comment.
1513 (Sized_incremental_binary::do_find_incremental_inputs_section):
1514 Add *strtab_shndx parameter, fill it.
1515 (Sized_incremental_binary::do_check_inputs): New method.
1516 (Incremental_checker::can_incrementally_link_output_file): Use
1517 Sized_incremental_binary::check_inputs.
1518 (Incremental_inputs::report_command_line): Save command line in
1521 (Incremental_binary::find_incremental_inputs_section): New
1523 (Incremental_binary::do_find_incremental_inputs_section): Add
1524 strtab_shndx parameter.
1525 (Incremental_binary::do_check_inputs): New pure virtual method.
1526 (Sized_incremental_binary::do_check_inputs): Declare.
1527 (Incremental_checker::Incremental_checker): Add incremental_inputs
1528 parameter, use it to initialize incremental_inputs_.
1529 (Incremental_checker::incremental_inputs_): New field.
1530 (Incremental_checker::command_line): New method.
1531 (Incremental_checker::inputs): New method.
1532 (Incremental_checker::command_line_): New field.
1536 * incremental.cc: Include <cstdarg> and "target-select.h".
1537 (vexplain_no_incremental): New function.
1538 (explain_no_incremental): New function.
1539 (Incremental_binary::error): New method.
1540 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1542 (make_sized_incremental_binary): New function.
1543 (open_incremental_binary): New function.
1544 (can_incrementally_link_file): Add checks if output is ELF and has
1546 * incremental.h: Include "elfcpp_file.h" and "output.h".
1547 (Incremental_binary): New class.
1548 (Sized_incremental_binary): New class.
1549 (open_incremental_binary): Declare.
1550 * object.cc (is_elf_object): Use
1551 elfcpp::Elf_recognizer::is_elf_file.
1552 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1553 * output.h (Output_file::filesize): New method.
1557 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1559 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1560 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1562 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1564 (Arm_relocate_functions::movw_abs_nc): New function.
1565 (Arm_relocate_functions::movt_abs): New function.
1566 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1567 (Arm_relocate_functions::thm_movt_abs): New function.
1568 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1569 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1570 (Scan::global): Likewise.
1571 (Relocate::relocate): Likewise.
1572 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1576 * arm.cc (Arm_relocate_functions::got_prel) New function.
1577 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1578 (Relocate::relocate): Likewise.
1579 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1583 * options.h (class General_options): Define
1584 split_stack_adjust_size parameter.
1585 * object.h (class Object): Add uses_split_stack_ and
1586 has_no_split_stack_ fields. Add uses_split_stack and
1587 has_no_split_stack accessor functions. Declare
1588 handle_split_stack_section.
1589 (class Reloc_symbol_changes): Define.
1590 (class Sized_relobj): Define Function_offsets. Declare
1591 split_stack_adjust, split_stack_adjust_reltype, and
1593 * object.cc (Object::handle_split_stack_section): New function.
1594 (Sized_relobj::do_layout): Call handle_split_stack_section.
1595 * dynobj.cc (Sized_dynobj::do_layout): Call
1596 handle_split_stack_section.
1597 * reloc.cc (Sized_relobj::relocate_sections): Call
1598 split_stack_adjust for executable sections in split_stack
1599 objects. Pass reloc_map to relocate_section.
1600 (Sized_relobj::split_stack_adjust): New function.
1601 (Sized_relobj::split_stack_adjust_reltype): New function.
1602 (Sized_relobj::find_functions): New function.
1603 * target-reloc.h: Include "object.h".
1604 (relocate_section): Add reloc_symbol_changes parameter. Change
1606 * target.h (class Target): Add calls_non_split method. Declare
1607 do_calls_non_split virtual method. Declare match_view and
1609 * target.cc: Include "elfcpp.h".
1610 (Target::do_calls_non_split): New function.
1611 (Target::match_view): New function.
1612 (Target::set_view_to_nop): New function.
1613 * gold.cc (queue_middle_tasks): Give an error if mixing
1614 split-stack and non-split-stack objects with -r.
1615 * i386.cc (Target_i386::relocate_section): Add
1616 reloc_symbol_changes parameter.
1617 (Target_i386::do_calls_non_split): New function.
1618 * x86_64.cc (Target_x86_64::relocate_section): Add
1619 reloc_symbol_changes parameter.
1620 (Target_x86_64::do_calls_non_split): New function.
1621 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1623 * powerpc.cc (Target_powerpc::relocate_section): Add
1624 reloc_symbol_changes parameter.
1625 * sparc.cc (Target_sparc::relocate_section): Add
1626 reloc_symbol_changes parameter.
1627 * configure.ac: Call AM_CONDITIONAL for the default target.
1628 * configure: Rebuild.
1629 * testsuite/Makefile.am (TEST_AS): New variable.
1630 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1631 (check_DATA): Add split_i386 and split_x86_64 files.
1632 (SPLIT_DEFSYMS): Define.
1633 (split_i386_[1234n].o): New targets.
1634 (split_i386_[124]): New targets.
1635 (split_i386_[1234r].stdout): New targets.
1636 (split_x86_64_[1234n].o): New targets.
1637 (split_x86_64_[124]): New targets.
1638 (split_x86_64_[1234r].stdout): New targets.
1639 (MOSTLYCLEANFILES): Add new executables.
1640 * testsuite/split_i386.sh: New file.
1641 * testsuite/split_x86_64.sh: New file.
1642 * testsuite/split_i386_1.s: New file.
1643 * testsuite/split_i386_2.s: New file.
1644 * testsuite/split_i386_3.s: New file.
1645 * testsuite/split_i386_4.s: New file.
1646 * testsuite/split_i386_n.s: New file.
1647 * testsuite/split_x86_64_1.s: New file.
1648 * testsuite/split_x86_64_2.s: New file.
1649 * testsuite/split_x86_64_3.s: New file.
1650 * testsuite/split_x86_64_4.s: New file.
1651 * testsuite/split_x86_64_n.s: New file.
1652 * testsuite/testfile.cc (Target_test): Update relocation_section
1654 * testsuite/Makefile.in: Rebuild.
1658 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1659 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1660 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1661 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1662 the address on ldo_addrs_.
1663 (Target_i386::Relocate::fix_up_ldo): New function.
1667 * plugin.cc (add_input_library): New.
1668 (Plugin::load): Add add_input_library to tv.
1669 (Plugin_manager::add_input_file): Add the is_lib argument.
1670 (add_input_file): Update call to Plugin_manager::add_input_file.
1671 (add_input_library): New.
1672 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1676 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1677 symbol and call Symbol::may_need_copy_reloc to determine if
1678 a copy reloc is needed.
1679 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1680 nocopyreloc is given in command line.
1681 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1682 given in command line.
1683 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1684 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1685 of the removed Target_i386::may_need_copy_reloc.
1686 * options.h (copyreloc): New option with default value false.
1687 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1688 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1689 instead of the removed Target_powerpc::may_need_copy_reloc.
1690 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1691 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1692 instead of the removed Target_sparc::may_need_copy_reloc.
1693 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1694 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1695 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1696 instead of the removed Target_x86_64::may_need_copy_reloc.
1700 * object.h (class Object): Remove target_ field, and target,
1701 sized_target, and set_target methods.
1702 (Object::sized_target): Remove.
1703 (class Sized_relobj): Update declarations. Remove sized_target.
1704 * object.cc (Sized_relobj::setup): Remove target parameter.
1706 (Input_objects::add_object): Don't do anything with the target.
1707 (make_elf_sized_object): Add punconfigured parameter. Change all
1708 callers. Set or test parameter target.
1709 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1711 * parameters.cc (Parameters::set_target): Change parameter type to
1713 (Parameters::default_target): Remove.
1714 (set_parameters_target): Change parameter type to be non-const.
1715 (parameters_force_valid_target): New function.
1716 (parameters_clear_target): New function.
1717 * parameters.h (class Parameters): Update declarations. Remove
1718 default_target method. Add sized_target and clear_target
1719 methods. Change target_ to be non-const.
1720 (set_parameters_target): Update declaration.
1721 (parameters_force_valid_target): Declare.
1722 (parameters_clear_target): Declare.
1723 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1724 as NULL if we aren't searching.
1725 (Add_symbols::run): Don't check for compatible target.
1726 * fileread.cc (Input_file::open_binary): Call
1727 parameters_force_valid_target.
1728 * gold.cc (queue_middle_tasks): Likewise.
1729 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1730 set_target on object.
1731 * dynobj.h (class Sized_dynobj): Update declarations.
1732 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1733 make_elf_object returns NULL.
1734 (Archive::include_member): Don't check whether object target is
1736 * output.cc (Output_section::add_input_section): Get target from
1738 (Output_section::relax_input_section): Likewise.
1739 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1741 (Sized_relobj::do_scan_relocs): Likewise.
1742 (Sized_relobj::relocate_sections): Likewise.
1743 * resolve.cc (Symbol_table::resolve): Likewise.
1744 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1745 parameter. Change all callers.
1746 (Symbol_table::add_from_object): Get target from parameters.
1747 (Symbol_table::add_from_relobj): Don't check object target.
1748 (Symbol_table::add_from_dynobj): Likewise.
1749 (Symbol_table::define_special_symbol): Get target from
1751 * symtab.h (class Symbol_table): Update declaration.
1752 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1753 parameter. Change all callers. Clear parameter target.
1754 (Binary_test): Test target here.
1755 * testsuite/object_unittest.cc (gold_testsuite): Remove
1756 target_test_pointer parameter. Change all callers.
1757 (Object_test): Test target here.
1761 * testsuite/initpri1.c: Don't try to use constructor priorities if
1762 compiling with gcc before 4.3.
1766 * testsuite/retain_symbols_file_test.sh (check_present): Change
1767 output file name to retain_symbols_file_test.stdout.
1768 (check_absent): Likewise.
1772 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1773 * options.cc: Include <cerrno> and <fstream>.
1774 (General_options::finalize): Parse -retain-symbols-file tag.
1775 * options.h: New flag.
1776 (General_options): New method should_retain_symbol, new
1777 variable symbols_to_retain.
1778 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1779 should_retain_symbol map.
1780 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1781 * testsuite/Makefile.in: Regenerate.
1782 * testsuite/retain_symbols_file_test.sh: New file.
1786 * po/es.po: Updated Spanish translation.
1790 * debug.h (DEBUG_RELAXATION): New constant.
1791 (DEBUG_ALL): Add DEBUG_RELAXATION.
1792 (debug_string_to_enum): Add relaxation debug option.
1794 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1795 Layout::Relaxation_debug_check::read_sections,
1796 Layout::Relaxation_debug_check::read_sections): New method definitions.
1797 (Layout::Layout): Initialize data members
1798 record_output_section_data_from_scrips_,
1799 script_output_section_data_list_ and relaxation_debug_check_.
1800 (Layout::save_segments, Layout::restore_segments,
1801 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1802 Layout::relaxation_loop_body): New method definitions.
1803 (Layout::finalize): Support relaxation. Move section layout code to
1804 Layout::relaxation_loop_body.
1805 (Layout::set_asection_address_from_script): Move code for orphan
1806 section placement out.
1807 (Layout::place_orphan_sections_in_script): New method definition.
1808 * layout.h (Output_segment_headers, Output_file_header):
1809 New forward class declarations.
1810 (Layout::~Layout): Define.
1811 (Layout::new_output_section_data_from_script): New method definition.
1812 (Layout::place_orphan_sections_in_script): New method declaration.
1813 (Layout::Segment_states): New type declaration.
1814 (Layout::save_segments, Layout::restore_segments,
1815 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1816 Layout::relaxation_loop_body): New method declarations.
1817 (Layout::Output_section_data_list): New type declaration.
1818 (Layout::Relaxation_debug_check): New class definition.
1819 (Layout::record_output_section_data_from_script_,
1820 Layout::script_output_section_data_list_, Layout::segment_states_,
1821 Layout::relaxation_debug_check_): New data members.
1822 * output.cc: (Output_section_headers::do_size): New method definition.
1823 (Output_section_headers::Output_section_headers): Move size
1824 computation to Output_section_headers::do_size.
1825 (Output_segment_headers::do_size): New method definition.
1826 (Output_file_header::Output_file_header): Move size computation to
1827 Output_file_header::do_size and call it.
1828 (Output_file_header::do_size): New method definition.
1829 (Output_data_group::Output_data_group): Adjust call to
1830 Output_section_data.
1831 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1832 (Output_symtab_xindex::do_write): Add array bound check.
1833 (Output_section::Input_section::print_to_mapfile): Handle
1834 RELAXED_INPUT_SECTION_CODE.
1835 (Output_section::Output_section): Initialize data member checkpoint_.
1836 (Output_section::~Output_section): Delete checkpoint object pointed
1838 (Output_section::add_input_section): Always add an Input_section if
1840 (Output_section::add_merge_input_section): Add assert.
1841 (Output_section::relax_input_section): New method definition.
1842 (Output_section::set_final_data_size): Set load address to zero for
1843 an unallocated section.
1844 (Output_section::do_address_and_file_offset_have_reset_values):
1845 New method definition.
1846 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1847 Handle relaxed input section.
1848 (Output_section::sort_attached_input_sections): Checkpoint input
1849 section list lazily.
1850 (Output_section::get_input_sections): Change type of input_sections to
1851 list of Simple_input_section pointers. Checkpoint input section list
1852 lazily. Also handle relaxed input sections.
1853 (Output_section::add_input_section_for_script): Take a reference to
1854 a Simple_input_section object instead of Relobj pointer and section
1855 index as parameter. Handle relaxed input sections.
1856 (Output_section::save_states, Output_section::restore_states): New
1858 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1859 (Output_data::is_data_size_fixed): New method definition.
1860 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1862 (Output_data::address_and_file_offset_have_reset_values): New method
1864 (Output_data::do_address_and_file_offset_have_reset_values): New method
1866 (Output_data::set_data_size): Check that data size is not fixed.
1867 (Output_data::fix_data_size): New method definition.
1868 (Output_data::is_data_size_fixed_): New data member.
1869 (Output_section_headers::set_final_data_size): New method definition.
1870 (Output_section_headers::do_size): New method declaration.
1871 (Output_segment_headers::set_final_data_size): New method definition.
1872 (Output_segment_headers::do_size): New method declaration.
1873 (Output_file_header::set_final_data_size)::New method definition.
1874 (Output_file_header::do_size)::New method declaration.
1875 (Output_section_data::Output_section_data): Add new parameter
1876 is_data_size_fixed and use it to fix data size.
1877 (Output_data_const::Output_data_const): Adjust call to base class
1878 constructor and fix data size.
1879 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1880 base class constructor and fix data size.
1881 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1882 base class constructor and fix data size.
1883 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1884 class constructor and fix data size.
1885 (Output_data_group::set_final_data_size): New method definition.
1886 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1887 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1888 class constructor and fix data size.
1889 (Output_relaxed_input_section): New class definition.
1890 (Output_section::Simple_input_section): New class definition.
1891 (Output_section::get_input_sections): Adjust parameter list.
1892 (Output_section::add_input_section_for_script): Same.
1893 (Output_section::save_states, Output_section::restore_states,
1894 Output_section::do_address_and_file_offset_have_reset_values,
1895 (Output_section::Input_section::Input_section): Handle
1896 RELAXED_INPUT_SECTION_CODE. Add new overload for
1897 Output_relaxed_input_section.
1898 (Output_section::Input_section::is_input_section,
1899 Output_section::Input_section::set_output_section): Handle relaxed
1901 (Output_section::Input_section::is_relaxed_input_section,
1902 Output_section::Input_section::output_section_data,
1903 Output_section::Input_section::relaxed_input_section): New method
1905 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1907 (Output_section::Input_section::u1_): Update comments.
1908 (Output_section::Input_section::u2_): Add new union member poris.
1909 (Output_section::Checkpoint_output_section): New classs definition.
1910 (Output_section::relax_input_section): New method declaration.
1911 (Output_section::checkpoint_): New data member.
1912 (Output_segment): Update comments.
1913 (Output_segment::Output_segment): Un-privatize copy constructor.
1914 (Output_segment::operator=): Un-privatize.
1915 * script-sections.cc (Output_section_element::Input_section_list):
1916 Change element type to Output_section::Simple_input_section.
1917 (Output_section_element_dot_assignment::set_section_addresses):
1918 Register output section data for relaxation clean up.
1919 (Output_data_exression::Output_data_expression): Adjust call to base
1920 constructor to fix data size.
1921 (Output_section_element_data::set_section_addresses): Register
1922 Output_data_expression object for relaxation clean up.
1923 (struct Input_section_info): Replace Relobj pointer and section index
1924 pair with Output_section::Simple_input_section and Convert struct to a
1926 (Input_section_sorter::operator()): Adjust access to
1927 Input_section_info data member to use accessors.
1928 (Output_section_element_input::set_section_addresses): Use layout
1929 parameter. Adjust code to use Output_section::Simple_input_section
1930 and Input_secction_info classes. Register filler for relaxation
1932 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1933 and section index pair with Output_section::Simple_input_section
1934 class. Adjust code accordingly.
1935 (Phdrs_element::release_segment): New method definition.
1936 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1938 (Script_sections::release_segments): New method definition.
1939 * gold/script-sections.h (Script_sections::release_segments): New
1941 * gold/target.h (Target::may_relax, Target::relax,
1942 Target::do_may_relax, Target::do_relax): New method definitions.
1946 * arm.cc (has_signed_unsigned_overflow): New function.
1947 (Arm_relocate_functions::abs8): New function.
1948 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1949 (Target_arm::Scan::global): Likewise.
1950 (Target_arm::relocate::relocate): Likewise.
1951 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1956 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1957 * testsuite/Makefile.in: Regenerate.
1961 * po/gold.pot: Updated by the Translation project.
1965 * output.cc (Output_file::open): Add execute permission to empty file.
1966 * testsuite/Makefile.am (permission_test): New test.
1967 * testsuite/Makefile.in: Regenerate.
1971 * output.cc (Output_file::resize): Call map_no_anonymous rather
1976 * gold.cc: Include "incremental.h".
1977 (queue_initial_tasks): Call Incremental_checker methods.
1978 * incremental.cc: Include "output.h".
1979 (Incremental_checker::can_incrementally_link_output_file): New
1981 * incremental.h (Incremental_checker): New class.
1983 * output.cc (Output_file::open_for_modification): New method.
1984 (Output_file::map_anonymous): Changed return type to bool. Record
1986 (Output_file::map_no_anonymous): New method, broken out of map.
1987 (Output_file::map): Use map_no_anonymous and map_anonymous.
1988 * output.h (class Output_file): Update declarations.
1992 * options.h (Command_line::Pre_options): New class.
1993 (Command_line::pre_options): New member.
1994 * options.cc (gold::options::ready_to_register): New variable.
1995 (One_option::register_option): Do nothing if not registering options.
1996 Assert if same short option registered twice.
1997 (General_options::General_options): Turn off option registration when
1999 (Command_line::Pre_options::Pre_options): New constructor.
2003 * options.h (General_options::no_keep_memory): Remove incorrect
2008 * Makefile.am (am__skiplex, am__skipyacc): New.
2009 * Makefile.in: Regenerate.
2013 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2014 (INCLUDES): ... this.
2015 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2016 (AM_CPPFLAGS): Renamed from ...
2017 (INCLUDE): ... this.
2018 * Makefile.in, testsuite/Makefile.in: Regenerate.
2020 * Makefile.in: Regenerate.
2021 * aclocal.m4: Likewise.
2022 * config.in: Likewise.
2023 * configure: Likewise.
2024 * testsuite/Makefile.in: Likewise.
2026 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2027 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2028 * Makefile.in: Regenerate.
2029 * testsuite/Makefile.in: Regenerate.
2033 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2034 symbols in shared libraries overridden by hidden or internal symbols
2035 in the main program.
2039 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2040 checking source file names in error messages.
2044 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2045 an elcpp::Ehdr as parameter. Adjust call to set_target.
2046 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2047 an elfcpp::Ehdr as parameter.
2048 * object.cc (Object::set_target): Remove the version that looks up
2049 a target and sets it.
2050 (Sized_relobj::setup): Take a Target object instead of
2051 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2052 (make_elf_sized_object): Find target and ask target to
2054 * object.h: (Object::set_target): Remove the version that looks up
2055 a target and sets it.
2056 (Sized_relobj::setup): Take a Target object instead of
2057 an elfcpp:Ehdr as parameter.
2058 * target.cc: Include dynobj.h.
2059 (Target::do_make_elf_object_implementation): New.
2060 (Target::do_make_elf_object): New.
2061 * target.h (Target::make_elf_object): New template declaration.
2062 (Target::do_make_elf_object): New method declarations.
2063 (Target::do_make_elf_object_implementation): New template declaration.
2067 * gold.h (FUNCTION_NAME): Define.
2068 (gold_unreachable): Use FUNCTION_NAME.
2072 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2073 symbol in the --keep-unique list is not found.
2077 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2078 been maked as --keep-unique.
2079 (Icf::unfold_section): New function.
2080 * icf.h (Icf::unfold_section): New function.
2081 * options.h (General_options::keep_unique): New option.
2082 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2083 * testsuite/Makefile.in: Regenerate.
2084 * testsuite/icf_keep_unique_test.sh: New file.
2085 * testsuite/icf_keep_unique_test.cc: New file.
2090 * resolve.cc (Symbol_table::resolve): Check for references from
2091 dynamic objects to hidden and internal symbols.
2092 * testsuite/Makefile.am (hidden_test.sh): New test.
2093 * testsuite/Makefile.in: Regenerate.
2094 * testsuite/hidden_test.sh: New script.
2095 * testsuite/hidden_test_1.c: New test source.
2096 * testsuite/hidden_test_main.c: New test source.
2100 * arm.cc: Update comments.
2101 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2102 segment to locate the .ARM.exidx section if present.
2106 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2110 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2115 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2116 valid tls_segment only for non-debug-section relocations.
2117 * testsuite/Makefile.am: Add gc_tls_test.
2118 * testsuite/Makefile.in: Regenerate.
2119 * testsuite/gc_tls_test.cc: New file.
2120 * testsuite/gc_tls_test.sh: New file.
2126 * Makefile.am (CCFILES): Add icf.cc.
2128 * Makefile.in: Regenerate.
2129 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2130 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2131 section, symbol and addend information for the relocs.
2132 * gold.cc (queue_middle_tasks): Call identical code folding.
2133 * gold.h: Add defines for multimap.
2134 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2135 to the call of finalize_local_symbols.
2136 * main.cc (main): Create object of class Icf.
2137 * object.cc (Sized_relobj::do_layout): Allow this function to be
2138 called twice during icf.
2139 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2140 to sections marked as identical by icf.
2141 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2143 (Sized_relobj::do_section_entsize): New function.
2144 * object.h (Object::section_entsize): New function.
2145 (Object::do_section_entsize): New pure virtual function.
2146 (Relobj::finalize_local_symbols): Add new parameter.
2147 (Relobj::do_section_entsize): New function.
2148 * options.h (General_options::icf): New option.
2149 (General_options::icf_iterations): New option.
2150 (General_options::print_icf_sections): New option.
2151 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2152 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2153 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2155 * symtab.cc (Symbol_table::is_section_folded): New function.
2156 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2157 to sections marked as identical by icf.
2158 * symtab.h (Symbol_table::set_icf): New function.
2159 (Symbol_table::icf): New function.
2160 (Symbol_table::is_section_folded): New function.
2161 (Symbol_table::icf_): New data member.
2162 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2163 * testsuite/Makefile.am: Add commands to build icf_test.
2164 * testsuite/Makefile.in: Regenerate.
2165 * testsuite/icf_test.sh: New file.
2166 * testsuite/icf_test.cc: New file.
2170 * layout.cc (is_compressible_debug_section): Fix incorrect
2171 comment about compressed section names.
2176 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2181 * layout.h: #include <map>.
2182 (class Kept_section): Change from struct to class. Add accessors
2183 and setters. Add section size to Comdat_group mapping. Change
2184 Comdat_group to std::map. Add is_comdat_ field. Add
2185 linkonce_size field in union.
2186 (class Layout): Update declaration of find_or_add_kept_section.
2187 Don't declare find_kept_object.
2188 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2189 parameter. Add object, shndx, is_comdat, and is_group_name
2190 parameters. Change all callers. Adjust for new Kept_section.
2191 (Layout::find_kept_object): Remove.
2192 * object.cc (Sized_relobj::include_section_group): Update use of
2193 Kept_section. Rename secnum to shndx. Only record
2194 Kept_comdat_section if sections are the same size.
2195 (Sized_relobj::include_linkonce_section): Update use of
2196 Kept_section. Only record Kept_comdat_section if sections are the
2197 same size. Set size of linkonce section.
2198 (Sized_relobj::map_to_kept_section): Update call to
2199 get_kept_comdat_section.
2200 * object.h (class Sized_relobj): Rename fields in
2201 Kept_comdat_section to drop trailing underscores; change object
2202 field to Relobj*. Change Kept_comdat_section_table to store
2203 struct rather than pointer.
2204 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2205 Add kept_object and kept_shndx parameters. Change all callers.
2206 (Sized_relobj::get_kept_comdat_section): Change return type to
2207 bool. Add kept_object and kept_shndx parameters. Change all
2209 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2210 Layout::find_or_add_kept_section.
2214 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2215 Reserve space in the hash table.
2219 * fileread.cc (File_read::get_mtime): New method.
2220 * fileread.h (Timespec): New structure.
2221 (File_read::get_mtime): New method.
2222 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2223 Renamed from timestamp_nsec.
2224 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2226 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2228 (Incremental_inputs::report_archive): Save mtime; style fix.
2229 (Incremental_inputs::report_obejct): Save mtime; style fix.
2230 (Incremental_inputs::report_script): Save mtime; style fix.
2231 (Incremental_inputs::finalize_inputs): Style fix.
2232 (Incremental_inputs::finalize): Style fix.
2233 (Incremental_inputs::create_input_section_data): Store inputs
2235 * incremental.h (Incremental_inputs::report_script): Add mtime
2237 (Incremental_inputs::Input_info::Input_info): Intialize only one
2239 (Incremental_inputs::Input_info::archive): Move to nameless
2241 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2242 (Incremental_inputs::Input_info::script): Move to nameless union.
2243 (Incremental_inputs::mtime): New field.
2244 * script.cc (read_input_script): Pass file mtime to
2246 * script.h (Script_info::inputs): Style fix.
2250 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2256 * layout.cc (Layout::choose_output_section): If we find an
2257 existing section, update the flags.
2258 (Layout::create_notes): New function, broken out of
2260 (Layout::finalize): Don't create note sections.
2261 (Layout::create_note): Don't crash if linker script discards
2263 (Layout::create_gold_note): Likewise.
2264 (Layout::create_build_id): Likewise. Don't set
2265 after_input_sections on the section.
2266 (Layout::create_executable_stack_info): Remove target parameter.
2268 * layout.h (class Layout): Declare create_notes. Update
2269 declaration of create_executable_stack_info.
2270 * gold.cc (queue_middle_tasks): Call create_notes.
2271 * output.cc (Output_section::update_flags_for_input_section): Move
2272 here from output.h. If SHF_ALLOC flag is newly set, mark address
2274 * output.h (Output_data::mark_address_invalid): New function.
2275 (class Output_section): Only declare, not define,
2276 update_flags_for_input_section. Remove set_flags.
2280 * script-sections.cc (Output_section_definition::
2281 set_section_addresses): Rename shadowing local load_address to
2287 * reloc.cc (relocate_sections): Skip empty relocation sections.
2292 * layout.cc (Layout::create_note): Use choose_output_section
2293 rather than make_output_section.
2298 * options.cc (General_options::parse_V): Set printed_version_.
2299 (General_options::General_options): Initialize printed_version_.
2300 * options.h (class General_options): Add printed_version_ field.
2301 * gold.cc (queue_initial_tasks): If there are no input files,
2302 don't give a fatal error if we printed the version information.
2303 (queue_middle_tasks): If using -r with a shared object, give a
2304 fatal error rather than an ordinary error.
2309 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2310 (Layout::make_output_section): Set have_stabstr_section_ if we see
2311 a .stab*str section.
2312 (Layout::finalize): Call link_stabs_sections.
2313 (Layout::link_stabs_sections): New file.
2314 * layout.h (class Layout): Add have_stabstr_section_ field.
2315 Declare link_stabs_sections.
2319 * Makefile.am (libgold_a_LIBADD): New.
2320 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2321 * Makefile.in: Regenerate.
2322 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2323 * configure: Regenerate.
2324 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2325 * fileread.cc: Include sys/state.h
2326 * gold.h: Declare memmem and strndup if found missing.
2327 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2331 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2332 * configure: Rebuild.
2337 * object.cc (Object::section_contents): Don't try to get a view if
2338 the section has length zero.
2339 (Object::handle_gnu_warning_section): If the section is empty, use
2340 the name of the section as the warning.
2345 * stringpool.h (class Stringpool_template): Add optimize_ field.
2346 (Stringpool_template::set_optimize): New function.
2347 * stringpool.cc (Stringpool_template::Stringpool_template):
2348 Initialize optimize_ field.
2349 (Stringpool_template::set_string_offsets): Test local optimize
2350 fild rather than parameter.
2351 * layout.cc (Layout::Layout): Call set_optimize on the section
2357 * yyscript.y: Parse TARGET.
2358 * script.cc (script_set_target): New function.
2359 * script-c.h (script_set_target): Declare.
2360 * options.cc (General_options::string_to_object_format): Rename
2361 from string_to_object_format in anonymous namespace. Change
2363 * options.h (class General_options): Declare
2364 string_to_object_format.
2368 * script-sections.cc (Script_sections::create_segments): Don't put
2369 program headers in a PT_LOAD segment if -n or -N.
2374 * options.h (class General_options): Add -z lazy and -z now. Sort
2375 -z options into alphabetical order.
2376 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2380 * layout.cc (Layout::make_output_section): Call
2381 Target::new_output_section.
2382 (Layout::attach_allocated_section_to_segment): Put large section
2383 sections in a separate load segment with the large segment flag
2385 (Layout::segment_precedes): Sort large data segments after other
2387 (align_file_offset): New static function.
2388 (Layout::set_segment_offsets): Use align_file_offset.
2389 * output.h (class Output_section): Add is_small_section_ and
2390 is_large_section_ fields.
2391 (Output_section::is_small_section): New function.
2392 (Output_section::set_is_small_section): New function.
2393 (Output_section::is_large_section): New function.
2394 (Output_section::set_is_large_section): New function.
2395 (Output_section::is_large_data_section): New function.
2396 (class Output_segment): Add is_large_data_segment_ field.
2397 (Output_segment::is_large_data_segment): New function.
2398 (Output_segment::set_is_large_data_segment): New function.
2399 * output.cc (Output_section::Output_section): Initialize new
2401 (Output_segment::Output_segment): Likewise.
2402 (Output_segment::add_output_section): Add assertion that large
2403 data sections always go in large data segments. Force small data
2404 sections to the end of the list of data sections. Force small BSS
2405 sections to the start of the list of BSS sections. For large BSS
2406 sections to the end of the list of BSS sections.
2407 * symtab.h (class Symbol): Declare is_common_shndx.
2408 (Symbol::is_defined): Check Symbol::is_common_shndx.
2409 (Symbol::is_common): Likewise.
2410 (class Symbol_table): Define enum Commons_section_type. Update
2411 declarations. Add small_commons_ and large_commons_ fields.
2412 * symtab.cc (Symbol::is_common_shndx): New function.
2413 (Symbol_table::Symbol_table): Initialize new fields.
2414 (Symbol_table::add_from_object): Put small and large common
2415 symbols in the right list.
2416 (Symbol_table::sized_finalized_symbol): Check
2417 Symbol::is_common_shndx.
2418 (Symbol_table::sized_write_globals): Likewise.
2419 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2420 common symbol lists. Don't call do_allocate_commons_list if the
2422 (Symbol_table::do_allocate_commons_list): Remove is_tls
2423 parameter. Add comons_section_type parameter. Change all
2424 callers. Handle small and large common symbols.
2425 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2426 Symbol::is_common_shndx.
2427 * resolve.cc (symbol_to_bits): Likewise.
2428 * target.h (Target::small_common_shndx): New function.
2429 (Target::small_common_section_flags): New function.
2430 (Target::large_common_shndx): New function.
2431 (Target::large_common_section_flags): New function.
2432 (Target::new_output_section): New function.
2433 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2434 small_common_section_flags, and large_common_section_flags
2436 (Target::do_new_output_section): New virtual function.
2437 * arm.cc (Target_arm::arm_info): Initialize new fields.
2438 * i386.cc (Target_i386::i386_info): Likewise.
2439 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2441 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2442 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2443 (Target_x86_64::do_new_output_section): New function.
2444 * configure.ac: Define conditional MCMODEL_MEDIUM.
2445 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2446 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2447 (large_LDFLAGS): Define.
2448 * testsuite/large.c: New file.
2449 * testsuite/testfile.cc (Target_test::test_target_info):
2450 Initialize new fields.
2451 * configure, testsuite/Makefile.in: Rebuild.
2455 * Makefile.am (CCFILES): Add target.cc.
2456 * Makefile.in: Regenerate.
2457 * i386.cc (class Target_i386): Define new virtual method to
2458 override do_is_local_label_name in parent.
2459 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2460 local symbols if --discard-locals or -X is given.
2461 * options.h (class General_options): Declare new options
2462 '--discard-locals' and '-X' for discarding locals.
2463 * target.h (class Target): Define new methods is_local_label_name.
2464 Declare new virtual method do_is_local_label_name.
2465 * target.cc: New file.
2466 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2467 (check_SCRIPTS): Add discard_locals_test.sh.
2468 (check_DATA): Add discard_local_tests.syms.
2469 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2470 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2471 * testsuite/Makefile.in: Regenerate.
2472 * testsuite/discard_locals_test.c: New file.
2473 * testsuite/discard_locals_test.sh: Same.
2477 * object.cc (Sized_relobj::Sized_relobj): Initialize
2478 discarded_eh_frame_shndx_ to -1U.
2479 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2481 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2482 a discarded .eh_frame section.
2483 (Sized_relobj::do_finalize_local_symbols): Ditto.
2484 * object.h (class Sized_relobj): Declare new member
2485 discarded_eh_frame_shndx_.
2486 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2487 (local_labels_test.o, local_labels_test): New rules.
2488 * testsuite/Makefile.in: Regenerate.
2492 * layout.cc (Layout::section_name_mapping): Add mapping for
2493 special ARM sections.
2497 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2498 (utils::has_overflow): Same.
2502 * layout.cc (Layout::section_name_mapping): New array, replacing
2503 Layout::linkonce_mapping.
2504 (Layout::section_name_mapping_count): New variable, replacing
2505 Layout::linkonce_mapping_count.
2506 (Layout::linkonce_output_name): Remove.
2507 (Layout::output_section_name): Rewrite.
2508 * layout.h (class Layout): Rename Linkonce_mapping to
2509 Section_name_mapping, linkonce_mapping to section_name_mapping,
2510 linkonce_mapping_count to section_name_mapping_count. Don't
2511 declare linkonce_output_name.
2515 * gold/arm.cc (namespace utils): New.
2516 (Target_arm::reloc_is_non_pic): Define new method.
2517 (class Arm_relocate_functions): New.
2518 (Target_arm::Relocate::relocate): Handle relocation types used by
2523 * arm.cc (Target_arm::scan::global): Use || instead of |.
2527 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2528 issued_non_pic_error_.
2529 (class Target_arm::Scan): Declare new method check_non_pic.
2530 Define new method symbol_needs_plt_entry.
2531 Declare new data member issued_non_pic_error_.
2532 (class Target_arm::Relocate): Declare new method
2533 should_apply_static_reloc.
2534 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2535 (Target_arm::Scan::check_non_pic): Define new method.
2536 (Target_arm::Scan::local): Handle a small subset of reloc types used
2538 (Target_arm::Scan::local): Same.
2539 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2543 * incremental.cc (Incremental_inputs::report_command_line): Filter
2544 out --incremental-* options.
2548 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2550 (class Target_arm): Update comment.
2551 (Target_arm::Target_arm): Initialize new data members GOT_,
2552 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2553 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2554 and Target_arm::rel_dyn_section.
2555 Declare new_enum Target_arm::Got_type.
2556 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2558 Update commments for member do_dynsym_value.
2559 (Target_arm::got_size, Target_arm::plt_section,
2560 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2561 new methods inside class defintion.
2562 (Target_arm::got_section): Define new method.
2563 (Target_arm::rel_dyn_section): Same.
2564 (Output_data_plt_arm): New template class.
2565 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2566 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2567 (Output_data_plt_arm::add_entry): Same.
2568 (Output_data_plt_arm::first_plt_entry): Define new
2569 static data member for PLT instruction template.
2570 (Output_data_plt_arm::plt_entry): Same.
2571 (Output_data_plt_arm::do_write): Define new method.
2572 (Target_arm::make_plt_entry): Same.
2573 (Target_arm::do_finalize_sections): Same.
2574 (Target_arm::do_dynsym_value): Same.
2578 * Makefile.am (TARGETSOURCES): Add arm.cc.
2579 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2580 * Makefile.in: Regenerate.
2582 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2586 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2587 (General_options::check_excluded_libs): Strip off directories in
2588 archive name before matching like GNU ld does.
2589 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2590 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2591 (exclude_libs_test_LDFLAGS): Add linker option
2592 -Wl,--exclude-libs,libexclude_libs_test_3
2593 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2594 an explicit archive without using -l.
2595 (alt/libexclude_libs_test_3.a): New make rule.
2596 * testsuite/Makefile.in: Regenerate.
2597 * testsuite/exclude_libs_test.c : Declare lib3_default().
2599 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2600 * exclude_libs_test_3.c: New file.
2604 * po/id.po: New Indonesian translation.
2605 * po/gold.pot: Updated template file.
2609 * testsuite/Makefile.am: Add -ffunction-sections to compile
2610 gc_comdat_test files. Add -Wl,--gc-sections to build
2612 * testsuite/Makefile.in: Regenerate.
2613 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2617 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2618 kept comdat section was garbage collected.
2619 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2620 * testsuite/Makefile.in: Regenerate.
2621 * testsuite/gc_comdat_test.sh: New file.
2622 * testsuite/gc_comdat_test_1.cc: New file.
2623 * testsuite/gc_comdat_test_2.cc: New file.
2627 * archive.cc (Archive::Archive): Move constructor from archive.h
2628 to here. Initialize no_export_.
2629 (Archive::get_elf_object_for_member): Set no_export flag of object.
2630 * archive.h (Archive::Archive): Move constructor body to
2632 (Archive::no_export): New method.
2633 (Archive::no_export_): New field.
2634 * object.h (Object::Object): Initialize no_export_ to false.
2635 (Object::no_export, Object::set_no_export): New methods.
2636 (Object::no_export_): New field.
2637 * options.cc (General_options::parse_exclude_libs): New method.
2638 (General_options::check_excluded_libs) Same.
2639 * options.h (exclude_libs): New option.
2640 (General_options::check_excluded_libs): New method declaration.
2641 (General_options::excluded_libs_): New field.
2642 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2643 default or protected visibility if an object has no-export flag set.
2644 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2645 (check_SCRIPTS): Add exclude_libs_test.sh.
2646 (check_DATA): Add exclude_libs_test.syms.
2647 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2648 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2649 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2650 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2651 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2652 libexclude_libs_test_2.a): New rules.
2653 * testsuite/Makefile.in: Regenerate.
2654 * testsuite/exclude_libs_test.c: New file.
2655 * testsuite/exclude_libs_test.sh: Ditto.
2656 * testsuite/exclude_libs_test_1.c: Ditto.
2657 * testsuite/exclude_libs_test_2.c: Ditto.
2661 * configure.ac: Check for declarations for cases where libiberty.h
2662 checks HAVE_DECL_xxx.
2663 * configure, config.in: Rebuild.
2667 * gold.h (Incremental_argument_list): Remove (invalid) forward
2669 * incremental.cc (Incremental_inputs::report_achive): New method.
2670 (Incremental_inputs::report_object): New method.
2671 (Incremental_inputs::report_script): New method.
2672 (Incremental_inputs::finalize_inputs): New method.
2673 (Incremental_inputs::finalize): Call finalize_inputs().
2674 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2675 Create inputs entries.
2676 * incremental.h (Incremental_input_type): New enum.
2677 (Incremental_inputs::Incremental_input): Initialize new fields.
2678 (Incremental_inputs::report_inputs): New method.
2679 (Incremental_inputs::report_achive): New method.
2680 (Incremental_inputs::report_object): New method.
2681 (Incremental_inputs::report_script): New method.
2682 (Incremental_inputs::finalize_inputs): New method.
2683 (Incremental_inputs::Input_info): New struct.
2684 (Incremental_inputs::Input_info_map): New typedef.
2685 (Incremental_inputs::lock_): New field.
2686 (Incremental_inputs::Inputs_): New field.
2687 (Incremental_inputs::Inputs_map): New field.
2688 * main.cc (main): Call Incremental_input::report_inputs.
2689 * options.h (Input_argument_list): Typedef moved from
2691 (Input_file_group::Files): Remove, use ::Input_argument_list.
2692 (Input_file_group::Input_argument_list): Remove, use
2693 ::Input_argument_list.
2694 * plugin.cc (Plugin_manager::add_input_file): Add error in
2696 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2698 * script.cc (read_input_script): Call
2699 Incremental_input::report_script.
2700 * script.h (Script_info): New class.
2704 * x86_64.cc (do_adjust_output_section): Set entsize to
2709 * output.cc (Output_file::close): After short writes, continue
2710 writing from the correct offset in the buffer being written.
2714 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2715 * configure: Regenerate.
2716 * config.in: Regenerate.
2717 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2718 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2722 * incremental.cc (Incremental_inputs_header_data): Renamed from
2723 Incremental_input_header_data.
2724 (Incremental_inputs_header_data::data_size): New field.
2725 (Incremental_inputs_header_data::put_input_file_count): Renamed
2726 from input_file_count.
2727 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2728 from command_line_offset.
2729 (Incremental_inputs_header_data::put_reserved): Renamed from
2731 (Incremental_inputs_entry_data): Renamed from
2732 Incremental_input_entry_data.
2733 (Incremental_inputs_entry_data::data_size): New field.
2734 (Incremental_inputs::report_command_line): New method.
2735 (Incremental_inputs::finalize): New method.
2736 (Incremental_inputs::create_incremental_inputs_data): New method.
2737 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2738 * incremental.h: New file.
2739 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2740 (Layout::finalize): Create incremental inputs section in
2742 (Layout::create_incremental_info_sections): New method.
2743 * layout.h (Layout::incremental_inputs): New method.
2744 (Layout::create_incremental_info_sections): New method.
2745 (Layout::incremental_inputs_): New field.
2746 * main.cc (main): Notify Incremental_input of the command line.
2751 * gold.h (reserve_unordered_map): Define, three versions, one for
2752 each version of Unordered_map.
2753 * layout.cc (Layout::Layout): Remove options parameter. Add
2754 number_of_input_files parameter. Don't initialize options_.
2755 Initialize number_of_input_files_ and resized_signatures_. Move
2756 sections_are_attached_.
2757 (Layout::layout_group): Reserve space for group_signatures_.
2758 (Layout::find_or_add_kept_section): Change name parameter to be a
2759 reference. Resize signatures_ map when it gets large enough.
2760 (Layout::layout_eh_frame): Use parameters->options() instead of
2762 (Layout::make_output_section): Likewise.
2763 (Layout::attach_allocated_section_to_segment): Likewise.
2764 (Layout::finalize, Layout::create_executable_stack): Likewise.
2765 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2766 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2767 * layout.h (class Layout): Update declarations. Remove options_
2768 field. Add number_of_input_files_ and resized_signatures_
2769 fields. Move sections_are_attached_ field.
2770 * main.cc (main): Pass number of input files to Layout
2771 constructor. Don't pass options.
2775 * ffsll.c (ffsll): Correct implementation.
2779 * ffsll.c: New file.
2780 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2781 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2782 * ftruncate.c (ftruncate): Declare before definition.
2783 * mremap.c (mremap): Likewise.
2784 * pread.c (pread): Likewise.
2785 * configure, Makefile.in, config.in: Rebuild.
2787 * mremap.c: New file.
2788 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2789 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2790 (mremap): Declare if HAVE_MREMAP is not defined.
2791 * configure, Makefile.in, config.in: Rebuild.
2795 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2796 position independent.
2797 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2798 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2802 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2804 (needs_dynamic_reloc): Likewise.
2808 * yyscript.y (file_cmd): Recognize EXTERN.
2809 (extern_name_list, extern_name_list_body): New nonterminals.
2810 * script.cc (script_add_extern): Define.
2811 * script-c.h (script_add_extern): Declare.
2815 * object.cc (is_elf_object): Define.
2816 * object.h (is_elf_object): Declare.
2817 * archive.cc (Archive::get_elf_object_for_member): Call
2819 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2823 * output.cc (Output_file::map_anonymous): Define.
2824 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2825 try an anonymous one. Report the size if the mmap fails.
2826 * output.h (class Output_file): Declare map_anonymous.
2830 * target-select.cc (instantiate_target): Don't acquire the lock if
2831 the instantiated_target_ field has already been set.
2835 * gold-threads.h (class Initialize_lock): Define.
2836 * gold-threads.cc (class Initialize_lock_once): Define.
2837 (initialize_lock_control): New static variable.
2838 (initialize_lock_pointer): New static variable.
2839 (initialize_lock_once): New static function.
2840 (Initialize_lock::Initialize_lock): Define.
2841 (Initialize_lock::initialize): Define.
2842 * target-select.h: Include "gold-threads.h".
2843 (class Target_selector): Add lock_ and initialize_lock_ fields.
2844 Don't define instantiate_target, just declare it.
2845 * target-select.cc (Target_selector::Target_selector): Initialize
2847 (Target_selector::instantiate_target): Define.
2848 * descriptors.h: Include "gold-threads.h".
2849 (class Descriptors): Add initialize_lock_ field.
2850 * descriptors.cc (Descriptors::Descriptors): Initialize new
2852 (Descriptors::open): Use initialize_lock_ field
2853 * errors.h (class Errors): Add initialize_lock_ field.
2854 * errors.cc (Errors::Errors): Initialize new field.
2855 (Errors::initialize_lock): Use initialize_lock_ field.
2856 * powerpc.cc (class Target_selector_powerpc): Remove
2857 instantiated_target_ field. In do_recognize call
2858 instantiate_target rather than do_instantiate_target. In
2859 do_instantiate_target just allocate a new target.
2860 * sparc.cc (class Target_selector_sparc): Likewise.
2862 * freebsd.h: New file.
2863 * i386.cc: Include "freebsd.h".
2864 (Target_i386): Derive from Target_freebsd rather than
2866 (Target_selector_i386): Derive from Target_selector_freebsd rather
2867 than Target_selector.
2868 * x86_64.cc: Include "freebsd.h".
2869 (Target_x86_64): Derive from Target_freebsd rather than
2871 (Target_selector_x86_64): Derive from Target_selector_freebsd
2872 rather than Target_selector.
2873 * target.h (class Target): Add adjust_elf_header and
2874 do_adjust_elf_header.
2875 * output.cc (Output_file_header:: do_sized_write): Call target
2876 adjust_elf_header routine.
2877 * configure.tgt: Set targ_osabi.
2878 * configure.ac: Define GOLD_DEFAULT_OSABI.
2879 * parameters.cc (Parameters::default_target): Pass
2880 GOLD_DEFAULT_OSABI to select_target.
2881 * target-select.h (class Target_selector): Make instantiate_target
2882 protected rather than private.
2883 * Makefile.am (HFILES): Add freebsd.h.
2884 * configure, Makefile.in, config.in: Rebuild.
2886 * merge.cc (do_add_input_section): Correct pend value. Change
2887 message about last entry not being null terminated from error to
2892 * incremental.cc: New file.
2893 * Makefile.am (CCFILES): Add incremental.cc.
2894 * Makefile.in: Rebuild.
2898 * layout.cc (Layout::output_section_name): Preserve names
2899 of '.note.' sections.
2903 * descriptors.cc (Descriptors::open): Check that the options are
2904 valid before using them.
2908 * script-sections.h: Include <list>.
2909 (class Script_sections): Change Sections_elements from std::vector
2910 to std::list. Typedef public Elements_iterator. Add
2911 orphan_section_placement_, data_segment_align_start_, and
2912 saw_data_segment_align_ fields. Remove data_segment_align_index_
2914 * script-sections.cc (class Orphan_section_placement): New class.
2915 (class Sections_element): Add virtual functions is_relro and
2916 orphan_section_init. Remove virtual function place_orphan_here.
2917 (class Output_section_definition): Add is_relro and
2918 orphan_section_init. Remove place_orphan_here.
2919 (class Orphan_output_section): Likewise.
2920 (Script_sections::Script_sections): Update for field changes.
2921 (Script_sections::data_segment_align): Set saw_data_segment_align_
2922 and data_segment_align_start_, not data_segment_align_index.
2923 (Script_sections::data_segment_relro_end): Check
2924 saw_data_segment_align_. Use data_segment_align_start_ rather
2925 than data_segment_align_index_.
2926 (Script_sections::place_orphan): Rewrite to use
2927 Orphan_section_placement.
2931 * archive.cc (Archive::add_symbols): Check for a version attached
2932 to the symbol name in the archive map.
2933 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2934 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2935 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2936 (ver_test_11.a): New target.
2937 * testsuite/Makefile.in: Rebuild.
2939 * configure.ac: Check for chsize and posix_fallocate. Replace
2941 * ftruncate.c: New file, from gnulib.
2942 * output.cc (posix_fallocate): Define dummy version if not
2943 HAVE_POSIX_FALLOCATE.
2944 (Output_file::map): Call posix_fallocate rather than lseek and
2946 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2947 * configure, Makefile.in, config.in: Rebuild.
2951 * layout.h (Layout::create_note): Add section_name parameter.
2952 * layout.cc (Layout::create_note): Likewise.
2953 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2957 * descriptors.cc: Include "options.h".
2958 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2959 (Descriptors::open): Always use O_CLOEXEC when opening a new
2960 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2961 then set FD_CLOEXEC.
2963 * sparc.cc (class Target_sparc): Add has_got_section.
2964 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2965 make sure we have a GOT section.
2967 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2968 (Target_sparc::Scan::local): Likewise.
2969 (Target_sparc::Scan::global): Likewise.
2970 (Target_sparc::Relocate::relocate): Likewise.
2971 (Target_sparc::Relocate::relocate_tls): Likewise.
2973 * symtab.cc (Symbol_table::define_default_version): New function,
2974 broken out of add_from_object.
2975 (Symbol_table::add_from_object): Call define_default_version.
2976 (Symbol_table::define_special_symbol): Add resolve_oldsym
2977 parameter. Change all callers. If the version for a symbol comes
2978 from a version script, resolve it with the symbol with the same
2979 name with no version. Also add the symbol without a version if
2981 (do_define_in_output_data): If resolving with oldsym, don't delete
2983 (do_define_in_output_segment): Likewise.
2984 (do_define_as_constant): Likewise.
2985 * symtab.h (class Symbol_table): Update declarations.
2989 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2990 (Read_symbols::requeue): New function.
2991 (Read_symbols::do_read_symbols): If make_elf_object fails because
2992 the target type is not configured, and the file was searched for,
2993 issue a warning and retry with the next directory.
2994 (Add_symbols::run): If the file has an incompatible format, and
2995 it was searched for, requeue the Read_symbols task. On error,
2997 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2998 dirindex parameter to constructor. Change all callers. Declare
2999 incompatible_warning and requeue.
3000 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3001 input_argument_ and input_group_ fields. Add them to
3002 constructor. Change all callers.
3003 (class Read_script): Add dirindex_ field. Add it to constructor.
3005 * archive.cc (Archive::setup): Remove input_objects parameter.
3007 (Archive::get_file_and_offset): Likewise.
3008 (Archive::read_all_symbols): Likewise.
3009 (Archive::read_symbols): Likewise.
3010 (Archive::get_elf_object_for_member): Remove input_objects
3011 parameter. Add punconfigured parameter. Change all callers.
3012 (Archive::add_symbols): Change return type to bool. Check return
3013 value of include_member.
3014 (Archive::include_all_members): Likewise.
3015 (Archive::include_member): Change return type to bool. Return
3016 false if first included object has incompatible target. Set
3017 included_member_ field.
3018 (Add_archive_symbols::run): If add_symbols returns false, requeue
3020 * archive.h (class Archive): Add included_member_ field.
3021 Initialize it in constructor. Add input_file and searched_for
3022 methods. Update declarations.
3023 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3024 input_argument_ fields. Add them to constructor. Change all
3026 * script.cc: Include "target-select.h".
3027 (class Parser_closure): Add skip_on_incompatible_target_ and
3028 found_incompatible_target_ fields. Add
3029 skip_on_incompatible_target parameter to constructor. Change all
3030 callers. Add methods skip_on_incompatible_target,
3031 clear_skip_on_incompatible_target, found_incompatible_target, and
3032 set_found_incompatible_target.
3033 (read_input_script): Add dirindex parameter. Change all callers.
3034 If parser finds an incompatible target, requeue Read_symbols
3036 (script_set_symbol): Clear skip_on_incompatible_target in
3038 (script_add_assertion, script_parse_option): Likewise.
3039 (script_start_sections, script_add_phdr): Likewise.
3040 (script_check_output_format): New function.
3041 * script.h (read_input_script): Update declaration.
3042 * script-c.h (script_check_output_format): Declare.
3043 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3044 (ignore_cmd): Remove OUTPUT_FORMAT.
3045 * fileread.cc (Input_file::Input_file): Add explicit this.
3046 (Input_file::will_search_for): New function.
3047 (Input_file::open): Add pindex parameter. Change all callers.
3048 * fileread.h (class Input_file): Add input_file_argument method.
3049 Declare will_search_for. Update declarations.
3050 * object.cc (make_elf_object): Add punconfigured parameter.
3052 * object.h (class Object): Make input_file public. Add
3053 searched_for method.
3054 (make_elf_object): Update declaration.
3055 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3057 * dirsearch.h (class Dirsearch): Update declaration.
3058 * options.h (class General_options): Add --warn-search-mismatch.
3059 * parameters.cc (Parameters::is_compatible_target): New function.
3060 * parameters.h (class Parameters): Declare is_compatible_target.
3061 * workqueue.cc (Workqueue::add_blocker): New function.
3062 * workqueue.h (class Workqueue): Declare add_blocker.
3064 * fileread.cc (Input_file::open): Remove options parameter.
3066 (Input_file::open_binary): Likewise.
3067 * script.cc (read_input_script): Likewise.
3068 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3069 options parameter from constructor. Change all callers.
3070 (class Read_script): Likewise.
3071 * fileread.h (class Input_file): Update declarations.
3072 * script.h (read_input_script): Update declaration.
3076 * po/es.po: New Spanish translation.
3080 * options.cc (parse_short_option): Keep dash_z from registering itself.
3085 * target-reloc.h (relocate_section): Pass output_section to
3087 * i386.cc (Target_i386::should_apply_static_reloc): Add
3088 output_section parameter. Change all callers.
3089 (Target_i386::Relocate::relocate): Add output_section parameter.
3090 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3091 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3092 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3093 * testsuite/two_file_shared.sh: New script.
3094 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3095 (check_DATA): Add two_file_shared.dbg.
3096 (two_file_shared.dbg): New target.
3097 * testsuite/Makefile.in: Rebuild.
3101 * configure.ac: Check for byteswap.h.
3102 * configure: Rebuild.
3103 * config.in: Rebuild.
3107 * layout.cc (Layout::find_or_add_kept_section): New function.
3108 (Layout::add_comdat): Removed.
3109 * layout.h (struct Kept_section): Move out of class Layout.
3110 Remove trailing underscores from field names. Add group_sections
3111 field. Rename group_ field to is_group. Change all uses.
3112 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3113 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3114 comdat_groups_ field.
3115 (Sized_relobj::include_section_group): Use
3116 find_or_add_kept_section and Kept_section::group_sections.
3117 (Sized_relobj::include_linkonce_section): Likewise.
3118 * object.cc (class Sized_relobj): Don't define Comdat_group or
3119 Comdat_group_table. Remove find_comdat_group and
3120 add_comdat_group. Remove comdat_groups_ field.
3121 * plugin.cc (include_comdat_group): Use
3122 Layout::find_or_add_kept_section.
3126 * README: --gc-sections and map files are now supported. Document
3127 some build requirements.
3130 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3131 relocatable link set the value of the section symbol to zero.
3132 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3133 relocatable link don't include the section address in the local
3139 * options.h (class Search_directory): Add is_system_directory.
3140 (class General_options): Declare is_in_system_directory.
3141 * options.cc (get_relative_sysroot): Make static.
3142 (get_default_sysroot): Make static.
3143 (General_optoins::is_in_system_directory): New function.
3144 * fileread.cc (Input_file::is_in_system_directory): New function.
3145 * fileread.h (class Input_file): Declare is_in_system_directory.
3146 * object.h (class Object): Add is_in_system_directory.
3147 (class Input_objects): Remove system_library_directory_ field.
3148 * object.cc (Input_objects::add_object): Don't set
3149 system_library_directory_.
3150 (input_objects::found_in_system_library_directory): Remove.
3151 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3152 parameter. Change all callers.
3153 (Symbol_table::sized_write_globals): Likewise.
3154 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3155 Call Object::is_in_system_directory.
3156 * symtab.h (class Symbol_table): Update declarations.
3159 * descriptors.h (Open_descriptor): Add is_on_stack field.
3160 * descriptors.cc (Descriptors::open): If the descriptor is on the
3161 top of the stack, remove it. Initialize is_on_stack field.
3162 (Descriptors::release): Only add pod to stack if it is not on the
3164 (Descriptors::close_some_descriptor): Clear stack_next and
3168 * output.cc (Output_section::find_starting_output_address): Rename
3169 from starting_output_address; add PADDR parameter; change return
3171 * output.h (class Output_section): Declare
3172 find_starting_output_address instead of starting_output_address.
3173 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3174 section symbol for which we can't find a merge section.
3177 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3178 hidden or internal, force the symbol to be local.
3179 * resolve.cc (Symbol::override_visibility): Define.
3180 (Symbol::override_base): Use override_visibility.
3181 (Symbol_table::resolve): Likewise.
3182 (Symbol::override_base_with_special): Likewise.
3183 (Symbol_table::override_with_special): If the visibility is hidden
3184 or internal, force the symbol to be local.
3185 * symtab.h (class Symbol): Add set_visibility and
3186 override_visibility.
3187 * testsuite/ver_test_1.sh: New file.
3188 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3189 (check_DATA): Add ver_test_1.syms.
3190 (ver_test_1.syms): New target.
3191 * testsuite/Makefile.in: Rebuild.
3195 * layout.cc (Layout::choose_output_section): Don't rename sections
3196 when using a linker script that has a SECTIONS clause.
3197 * Makefile.in: Regenerate.
3199 * testsuite/Makefile.am (script_test_5.sh): New test case.
3200 * testsuite/Makefile.in: Regenerate.
3201 * testsuite/script_test_5.cc: New file.
3202 * testsuite/script_test_5.sh: New file.
3203 * testsuite/script_test_5.t: New file.
3207 * archive.cc (Archive::include_member): Update calls to add_symbols.
3208 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3209 the Layout argument.
3210 * dynobj.h (do_add_symbols): Add the Layout argument.
3211 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3213 * object.h (Object::add_symbols): Add the Layout argument.
3214 (Object::do_add_symbols): Add the Layout argument.
3215 (Sized_relobj::do_add_symbols): Add the Layout argument.
3216 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3217 Unify the two versions.
3218 (Add_plugin_symbols): Remove.
3219 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3220 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3221 (Add_plugin_symbols): Remove.
3222 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3223 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3224 (Add_symbols::run): Make it work with Pulginobj.
3228 * object.cc (Sized_relobj::do_layout): Make info message start
3229 with lower case letter.
3233 * binary.cc: Fix file comment.
3235 * options.h (enum Incremental_disposition): Define.
3236 (class General_options): Add new options: --incremental,
3237 --incremental_changed, --incremental_unchanged,
3238 --incremental_unknown. Add incremental_disposition_ and
3239 implicit_incremental_ fields.
3240 (General_options::incremental_disposition): New function.
3241 (class Position_dependent_options): Add incremental_disposition
3243 (Position_dependent_options::copy_from_options): Set incremental
3245 * options.cc (General_options::parse_incremental_changed): New
3247 (General_options::parse_incremental_unchanged): New function.
3248 (General_options::parse_incremental_unknown): New function.
3249 (General_options::General_options): Initialize new fields
3250 incremental_disposition_ and implicit_incremental_.
3251 (General_options::finalize): Check for uasge of --incremental-*
3252 without --incremental.
3256 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3257 pointer and to report location as the file name associated with
3259 (gold_undefined_symbol_at_location): New function to replace the
3260 old gold_undefined_symbol functionality.
3261 * target-reloc.h (relocate_section): Update to use
3262 gold_undefined_symbol_at_location.
3263 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3264 Call gold_undefined_symbol function rather than gold_error.
3265 * errors.h (Errors::undefined_symbol): Take location as a
3266 string, rather than calculating it from a relocation.
3267 * errors.cc (Errors::fatal): Print "fatal error:" before the
3269 (Errors::error, Errors::error_at_location): Print "error: "
3270 before the formatted message.
3271 (Errors::undefined_symbol): Take location as a string, rather
3272 than calculating it from a relocation.
3273 (gold_undefined_symbol_at_location): New function akin to
3274 old gold_undefined_symbol, calculates location from relocation.
3275 (gold_undefined_symbol): Change to take only a Symbol pointer
3276 and to report location as the file name associated with the symbol.
3277 * testsuite/debug_msg.sh: Update for changed error messages.
3278 * testsuite/undef_symbol.sh: Likewise.
3283 * reduced_debug_output.h
3284 (Output_reduced_debug_abbrev_section::failed): Use format for
3286 (Output_reduced_debug_info_section::faild): Likewise.
3290 * script.cc (Lazy_demangler): New class.
3291 (Version_script_info::get_symbol_version_helper): Demangle a
3296 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3298 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3302 * version.cc (version_string): Bump to 1.9.
3304 * gold.h: Include <cstring> and <stdint.h>.
3305 * version.cc: Include <cstdio>.
3306 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3308 * reduced_debug_output.cc (insert_into_vector): Rename from
3309 Insert_into_vector; change all callers. Use Swap_unaligned to
3310 avoid aliasing issue; remove union since it is unnecessary.
3314 * Makefile.am (CCFILES): Add gc.cc.
3316 * Makefile.in: Regenerate.
3317 * gold.cc (Gc_runner): New class.
3318 (queue_initial_tasks): Call garbage collection related tasks
3319 when corresponding options are invoked.
3320 (queue_middle_gc_tasks): New function.
3321 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3322 processed early before laying out sections during garbage collection.
3323 * gold.h (queue_middle_gc_tasks): New function.
3324 (is_prefix_of): Move from "layout.cc".
3325 * i386.cc (Target_i386::gc_process_relocs): New function.
3326 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3327 * main.cc (main): Create object of class "Garbage_collection".
3328 * object.cc (Relobj::copy_symbols_data): New function.
3329 (Relobj::is_section_name_included): New function.
3330 (Sized_relobj::do_layout): Allow this function to be called twice
3331 during garbage collection and defer layout of section during the
3333 * object.h (Relobj::get_symbols_data): New function.
3334 (Relobj::is_section_name_included): New function.
3335 (Relobj::copy_symbols_data): New function.
3336 (Relobj::set_symbols_data): New function.
3337 (Relobj::get_relocs_data): New function.
3338 (Relobj::set_relocs_data): New function.
3339 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3340 (Relobj::gc_process_relocs): New function.
3341 (Relobj::do_gc_process_relocs): New pure virtual function.
3342 (Relobj::sd_): New data member.
3343 (Sized_relobj::is_output_section_offset_invalid): New function.
3344 (Sized_relobj::do_gc_process_relocs): New function.
3345 * options.h (General_options::gc_sections): Modify to not be a no-op.
3346 (General_options::print_gc_sections): New option.
3347 * plugin.cc (Plugin_finish::run): Remove function call to
3348 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3349 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3350 * reloc.cc (Read_relocs::run): Add task to process relocs and
3351 determine unreferenced sections when doing garbage collection.
3352 (Gc_process_relocs): New class.
3353 (Sized_relobj::do_gc_process_relocs): New function.
3354 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3355 sections that are garbage collected.
3356 * reloc.h (Gc_process_relocs): New class.
3357 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3358 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3359 symbols whose corresponding sections are garbage collected.
3360 (Symbol_table::Symbol_table): Add new parameter for the garbage
3362 (Symbol_table::gc_mark_undef_symbols): New function.
3363 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3364 (Symbol_table::gc_mark_dyn_syms): New function.
3365 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3367 (Symbol_table::add_from_object): Likewise.
3368 (Symbol_table::add_from_relobj): When building shared objects, do not
3369 treat externally visible symbols as garbage.
3370 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3371 table information for static and relocatable links.
3372 * symtab.h (Symbol_table::set_gc): New function.
3373 (Symbol_table::gc): New function.
3374 (Symbol_table::gc_mark_undef_symbols): New function.
3375 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3376 (Symbol_table::gc_mark_dyn_syms): New function.
3377 (Symbol_table::gc_): New data member.
3378 * target.h (Sized_target::gc_process_relocs): New pure virtual
3380 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3381 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3385 * options.h (General_options::gc_sections): Define as a no-op for now.
3386 (General_options::no_keep_memory): Ditto.
3387 (General_options::Bshareable): Define.
3388 * options.cc (General_options::finalize): Honor -Bshareable.
3392 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3393 read the value in the contents, since we don't use it. Use the
3394 template endianness when writing.
3395 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3399 * configure.tgt (powerpc64-*): Fix targ_obj.
3403 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3404 local symbols when stripping all symbols.
3408 * output.cc (Output_reloc): Add explicit instantiations.
3412 * archive.cc (Archive::get_elf_object_for_member): Remove call
3413 to File_read::claim_for_plugin.
3414 * descriptors.cc (Descriptors::open): Remove reference to
3416 (Descriptors::claim_for_plugin): Remove.
3417 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3418 (Descriptors::is_claimed): Remove.
3419 (claim_descriptor_for_plugin): Remove.
3420 * fileread.cc (File_read::claim_for_plugin): Remove.
3421 * fileread.h (File_read::claim_for_plugin): Remove.
3422 (File_read::descriptor): Reopen descriptor if necessary.
3423 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3424 (Plugin_manager::all_symbols_read): Add task parameter. Change
3426 (Plugin_manager::get_input_file): New function.
3427 (Plugin_manager::release_input_file): New function.
3428 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3429 corresponding data member.
3430 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3431 and pass to base constructor. Change all callers.
3432 (get_input_file, release_input_file): New functions.
3433 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3434 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3435 (Plugin_manager::all_symbols_read): Add task parameter.
3436 (Plugin_manager::get_input_file): New function.
3437 (Plugin_manager::release_input_file): New function.
3438 (Plugin_manager::task_): New data member.
3439 (Pluginobj::Pluginobj): Add filesize parameter.
3440 (Pluginobj::filename): New function.
3441 (Pluginobj::descriptor): New function.
3442 (Pluginobj::filesize): New function.
3443 (Pluginobj::filesize_): New data member.
3444 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3445 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3446 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3448 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3449 with archive libraries.
3450 * testsuite/Makefile.in: Regenerate.
3451 * testsuite/plugin_test.c (struct sym_info): New type.
3452 (get_input_file, release_input_file): New static variables.
3453 (onload): Capture new transfer vector entries.
3454 (claim_file_hook): Stop reading at end of file according to filesize.
3455 Factor out parsing of readelf output into separate function.
3456 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3457 APIs and get the source file name from the symbol table. Convert
3458 source file name to corresponding object file name. Print info
3459 message when adding new input files.
3460 (parse_readelf_line): New function.
3461 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3462 * testsuite/plugin_test_2.sh: Likewise.
3463 * testsuite/plugin_test_3.sh: Likewise.
3464 * testsuite/plugin_test_4.sh: New test case.
3468 * version.cc (version_string): Bump to 1.8.
3472 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3473 * plugin.cc (Plugin_manager::finish): Rename as
3474 layout_deferred_objects. Move cleanup to separate function.
3475 (Plugin_manager::cleanup): New function.
3476 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3478 * plugin.h (Plugin_manager::finish): Rename as
3479 layout_deferred_objects.
3480 (Plugin_manager::cleanup): New function.
3481 (Plugin_manager::cleanup_done): New field.
3485 * plugin.cc (is_visible_from_outside): New function.
3486 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3487 so we don't return "IR only" status for exported symbols or -r links.
3489 * testsuite/Makefile.am (plugin_test_3): New test case.
3490 * testsuite/Makefile.in: Regenerate.
3491 * testsuite/plugin_test_3.sh: New file.
3495 * object.cc (Sized_relobj::layout_section): New function.
3496 (Sized_relobj::do_layout): Defer layout of input sections until after
3497 plugin has provided replacement files.
3498 (Sized_relobj::do_layout_deferred_sections): New function.
3499 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3500 (Relobj::layout_deferred_sections): New function.
3501 (Relobj::do_layout_deferred_sections): New function.
3502 (Sized_relobj::do_layout_deferred_sections): New function.
3503 (Sized_relobj::layout_section): New function.
3504 (Sized_relobj::Deferred_layout): New structure.
3505 (Sized_relobj::deferred_layout_): New field.
3506 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3507 Change all callers. Layout deferred sections.
3508 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3510 (Plugin_hook::run): Move code from do_plugin_hook inline.
3511 (Plugin_hook::do_plugin_hook): Remove.
3512 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3513 (Plugin_manager::finish): Renamed, was cleanup.
3514 (Plugin_manager::should_defer_layout): New function.
3515 (Plugin_manager::add_deferred_layout_object): New function.
3516 (Plugin_manager::Deferred_layout_list): New type.
3517 (Plugin_manager::deferred_layout_objects_): New field.
3518 (Plugin_hook::do_plugin_hook): Remove.
3522 * options.h (class General_options): Add --no case for
3527 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3529 (Plugin_manager::claim_file): Create plugin object even if
3530 plugin did not call the add_symbols callback.
3531 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3532 asking for more symbols than were added.
3533 * testsuite/Makefile.am (plugin_test_1): Add test case with
3535 (empty.syms): New target.
3536 * testsuite/Makefile.in: Regenerate.
3537 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3538 message. Don't call add_symbols if no globals.
3539 (all_symbols_read_hook): Don't provide replacement for empty
3544 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3545 r_type == 0 for a local symbol with r_sym == 0.
3546 (scan_relocatable_relocs): Pass r_sym to
3547 local_non_section_strategy.
3548 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3551 * configure.ac: Update test for TLS descriptors: they are
3552 supported as of glibc 2.9.
3553 * configure: Rebuild.
3558 * target-reloc.h (Default_scan_relocatable_relocs): For each
3559 function, map r_type == 0 to RELOC_DISCARD.
3563 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3564 object to override a kept COMDAT group from a plugin object.
3569 * yyscript.y (file_cmd): Handle INPUT.
3571 * testsuite/initpri1.c: Change all declarations to be full
3572 prototypes by adding void, to avoid compiler warnings.
3576 * options.cc (General_options::parse_plugin_opt): New.
3577 (General_options::add_plugin): The argument now is just the filename.
3578 (General_options::add_plugin_option): New.
3579 * options.h (plugin_opt): New.
3580 (add_plugin): Change argument name.
3581 (add_plugin_option): New.
3582 * plugin.cc (Plugin::load): Don't parse the plugin option.
3583 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3584 (Plugin::add_option): New.
3585 (Plugin::args_): Change type.
3586 (Plugin::filename_): New.
3587 (Plugin_manager::add_plugin_option): New.
3588 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3589 * testsuite/Makefile.in: Regenerate.
3593 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3594 Handle --strip-lto-sections option.
3595 * options.h (strip_lto_sections): New option.
3599 * plugin.cc (ld_plugin_message): Change format parameter to const.
3600 Fix mismatch between new[] and delete.
3604 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3609 * options.cc (General_options::parse_dynamic_list): New function.
3610 * options.h (General_options): New flags dynamic_list,
3611 dynamic_list_data, dynamic_list_cpp_new, and
3612 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3613 (General_options::in_dynamic_list): New function.
3614 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3615 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3616 (Lex::can_continue_name): Likewise.
3618 (read_script_file): New parameter script_options.
3619 (read_dynamic_list): New function.
3620 (Script_options::define_dynamic_list): New function.
3621 (dynamic_list_keyword_parsecodes): New variable.
3622 (dynamic_list_keywords): New variable.
3623 * script.h (Script_options::define_dynamic_list): New function
3625 (read_dynamic_list): New function prototype.
3626 * symtab.cc (strprefix): New macro.
3627 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3628 dynamic_list_data, dynamic_list_cpp_new, and
3629 dynamic_list_cpp_typeinfo.
3630 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3631 (dynamic_list_expr): New rule.
3632 (dynamic_list_nodes): Likewise.
3633 (dynamic_list_node): Likewise.
3634 * testsuite/Makefile.am (dynamic_list): New test.
3635 * testsuite/Makefile.in: Regenerated.
3636 * testsuite/dynamic_list.t: New file.
3637 * testsuite/dynamic_list.sh: New file.
3641 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3642 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3643 (t11_last): Likewise.
3644 * testsuite/ver_test_6.c (main): Likewise.
3648 * options.c (General_options::finalize): Add check for -static and
3650 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3655 * plugin.cc (make_sized_plugin_object): Fix conditional
3656 compilation to work when not all targets are enabled.
3660 * archive.cc (Archive::get_file_and_offset): Use filename instead
3661 of name to get library path.
3662 (Archive::include_member): Unlock external member of a thin archive.
3664 * testsuite/Makefile.am (TEST_AR): New variable.
3665 (thin_archive_test_1): New test.
3666 (thin_archive_test_2): New test.
3667 * testsuite/Makefile.in: Regenerate.
3668 * testsuite/thin_archive_main.cc: New file.
3669 * testsuite/thin_archive_test_1.cc: New file.
3670 * testsuite/thin_archive_test_2.cc: New file.
3671 * testsuite/thin_archive_test_3.cc: New file.
3672 * testsuite/thin_archive_test_4.cc: New file.
3676 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3677 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3679 (Sized_relobj::do_finalize_local_symbols): Likewise.
3680 (Sized_relobj::map_to_kept_section): Likewise.
3681 * object.h (Sized_relobj::invalid_address): New constant.
3682 (Sized_relobj::do_output_section_offset): Check for invalid_address
3684 * output.cc (Output_reloc::local_section_offset): Use constant
3685 invalid_address instead of -1U.
3686 (Output_reloc::get_address): Likewise.
3687 (Output_section::output_address): Change -1U to -1ULL.
3688 * output.h (Output_reloc::invalid_address): New constant.
3689 * reloc.cc (Sized_relobj::write_sections): Use constant
3690 invalid_address instead of -1U.
3691 (Sized_relobj::relocate_sections): Likewise.
3692 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3693 values for merge sections.
3694 * target-reloc.h (relocate_for_relocatable): Use constant
3695 invalid_address instead of -1U.
3699 Add plugin functionality for link-time optimization (LTO).
3700 * configure.ac (plugins): Add --enable-plugins option.
3701 * configure: Regenerate.
3702 * config.in: Regenerate.
3703 * Makefile.am (LIBDL): New variable.
3704 (CCFILES): Add plugin.cc.
3705 (HFILES): Add plugin.h.
3706 (ldadd_var): Add LIBDL.
3707 * Makefile.in: Regenerate.
3709 * archive.cc: Include "plugin.h".
3710 (Archive::setup): Don't preread archive symbols when using a plugin.
3711 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3712 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3714 (Archive::include_member): Add symbols from plugin objects.
3715 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3716 * descriptors.cc (Descriptors::open): Check for file descriptors
3717 abandoned by plugins.
3718 (Descriptors::claim_for_plugin): New function.
3719 * descriptors.h (Descriptors::claim_for_plugin): New function.
3720 (Open_descriptor::is_claimed): New field.
3721 (claim_descriptor_for_plugin): New function.
3722 * fileread.cc (File_read::claim_for_plugin): New function.
3723 * fileread.h (File_read::claim_for_plugin): New function.
3724 (File_read::descriptor): New function.
3725 * gold.cc: Include "plugin.h".
3726 (queue_initial_tasks): Add task to call plugin hooks for generating
3728 * main.cc: Include "plugin.h".
3729 (main): Load plugin libraries.
3730 * object.h (Pluginobj): Declare.
3731 (Object::pluginobj): New function.
3732 (Object::do_pluginobj): New function.
3733 (Object::set_target): New function.
3734 * options.cc: Include "plugin.h".
3735 (General_options::parse_plugin): New function.
3736 (General_options::General_options): Initialize plugins_ field.
3737 (General_options::add_plugin): New function.
3738 * options.h (Plugin_manager): Declare.
3739 (General_options): Add --plugin option.
3740 (General_options::has_plugins): New function.
3741 (General_options::plugins): New function.
3742 (General_options::add_plugin): New function.
3743 (General_options::plugins_): New field.
3744 * plugin.cc: New file.
3745 * plugin.h: New file.
3746 * readsyms.cc: Include "plugin.h".
3747 (Read_symbols::do_read_symbols): Check for archive before checking
3748 for ELF file. Call plugin hooks to claim files.
3749 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3750 from a real object file; force override when processing replacement
3752 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3753 (Symbol::init_base_object): Likewise.
3754 (Symbol::init_base_output_data): Likewise.
3755 (Symbol::init_base_output_segment): Likewise.
3756 (Symbol::init_base_constant): Likewise.
3757 (Symbol::init_base_undefined): Likewise.
3758 (Symbol::output_section): Assert that object is not a plugin.
3759 (Symbol_table::add_from_pluginobj): New function.
3760 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3762 (Symbol_table::sized_write_globals): Likewise.
3763 (Symbol_table::add_from_pluginobj): Instantiate template.
3764 * symtab.h (Sized_pluginobj): Declare.
3765 (Symbol::in_real_elf): New function.
3766 (Symbol::set_in_real_elf): New function.
3767 (Symbol::in_real_elf_): New field.
3768 (Symbol_table::add_from_pluginobj): New function.
3770 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3771 (LIBDL): New variable.
3773 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3774 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3775 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3776 (MOSTLYCLEANFILES): Likewise.
3777 * testsuite/Makefile.in: Regenerate.
3778 * testsuite/plugin_test.c: New file.
3779 * testsuite/plugin_test_1.sh: New file.
3780 * testsuite/plugin_test_2.sh: New file.
3784 * target-reloc.h (relocate_section): Check whether a symbol is
3785 defined by the ABI before reporting an undefined symbol error.
3786 * target.h (Target::is_defined_by_abi): Make parameter const.
3787 (Target::do_is_defined_by_abi): Likewise.
3788 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3789 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3790 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3791 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3792 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3793 * testsuite/Makefile.in: Rebuild.
3795 * fileread.cc (make_view): Add casts to avoid warning.
3799 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3800 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3804 * options.h (General_options::output_is_executable): New.
3805 (General_options::output_is_pie): New.
3806 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3807 for shared libraries.
3808 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3812 * options.h (origin): New -z option.
3813 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3814 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3819 * fileread.cc (File_read::make_view): Add check for attempt to map
3824 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3825 explicit instantiations.
3830 * options.cc (General_options::finalize): Allow undefined symbols
3831 in shlibs if linking -shared.
3834 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3835 symbols as not needing a dynsym entry.
3839 * fileread.cc (File_read::open): Do not lock the file unless it
3840 was successfully opened.
3844 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3845 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3846 * testsuite/tls_test.cc (struct int128): 128-bit struct
3847 for testing TLS relocs with non-zero addend.
3848 (v12): New TLS variable.
3850 (t_last): Add check for v12.
3851 * testsuite/tls_test.h (t12): New function.
3852 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3856 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3857 set tls_segment_ or relro_segment_.
3858 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3860 * output.h (Output_section::clear_is_relro): New function.
3861 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3862 sections specially even when output_data_ is empty.
3863 (Output_segment::maximum_alignment): When first section is relro,
3864 only force alignment for PT_LOAD segments.
3865 * script.cc (script_data_segment_align): New function.
3866 (script_data_segment_relro_end): New function.
3867 * script-c.h (script_data_segment_align): Declare.
3868 (script_data_segment_relro_end): Declare.
3869 * script-sections.h (class Script_sections): Declare
3870 data_segment_align and data_segment_relro_end. Add fields
3871 segment_align_index_ and saw_relro_end_.
3872 * script-sections.cc (class Sections_element): Add set_is_relro
3873 virtual function. Add new bool* parameter to place_orphan_here.
3874 Add get_output_section virtual function.
3875 (class Output_section_definition): Add set_is_relro. Add new
3876 bool* parameter to place_orphan_here. Add get_output_section.
3877 Add is_relro_ field.
3878 (Output_section_definition::Output_section_definition): Initialize
3879 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3880 and is_relro_ fields.
3881 (Output_section_definition::place_orphan_here): Add is_relro
3883 (Output_section_definition::set_section_addresses): Set relro for
3885 (Output_section_definition::alternate_constraint): Likewise.
3886 (class Orphan_output_section): Add new bool* parameter to
3887 place_orphan_here. Add get_output_section.
3888 (Orphan_output_section::place_orphan_here): Add is_relro
3890 (Script_sections::Script_sections): Initialize
3891 data_segment_align_index_ and saw_relro_end_.
3892 (Script_sections::data_segment_align): New function.
3893 (Script_sections::data_segment_relro_end): New function.
3894 (Script_sections::place_orphan): Set or clear is_relro.
3895 (Script_sections::set_section_addresses): Force alignment of first
3897 * yyscript.y (exp): Call script_data_segment_align and
3898 script_data_segment_relro_end.
3899 * testsuite/relro_script_test.t: New file.
3900 * testsuite/relro_test.cc (using_script): Declare.
3901 (t1, t2): Test using_script.
3902 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3903 (relro_script_test_SOURCES): Define.
3904 (relro_script_test_DEPENDENCIES): Define.
3905 (relro_script_test_LDFLAGS): Define.
3906 (relro_script_test_LDADD): Define.
3907 (relro_script_test.so): New target.
3908 * testsuite/Makefile.in: Rebuild.
3912 * archive.cc (Archive::total_archives, Archive::total_members)
3913 (Archive::total_members_loaded): New variables.
3914 (Archive::setup): Add parameter. Add option to preread
3916 (Archive::read_armap): Add counter.
3917 (Archive::get_file_and_offset): New function.
3918 (Archive::get_elf_object_for_member): New function.
3919 (Archive::read_all_symbols): New function.
3920 (Archive::read_symbols): New function.
3921 (Archive::add_symbols): Add counters.
3922 (Archive::include_all_members): Use armap to find members if it's
3924 (Archive::include_member): Skip reading symbols if already read.
3925 Factored code into Archive::get_file_and_offset and
3926 Archive::get_elf_object_for_member. Changed call to
3927 Mapfile::report_include_archive_member.
3928 (Archive::print_stats): New function.
3929 * archive.h: Declare Object and Read_symbols_data classes.
3930 (Archive::Archive): Add initializers for new members.
3931 (Archive::setup): Add parameter.
3932 (Archive::print_stats): New function.
3933 (Archive::total_archives, Archive::total_members)
3934 (Archive::total_members_loaded): New variables.
3935 (Archive::get_file_and_offset): New function.
3936 (Archive::get_elf_object_for_member): New function.
3937 (Archive::read_all_symbols): New function.
3938 (Archive::read_symbols): New function.
3939 (Archive::Archive_member): New class.
3940 (Archive::members_): New member.
3941 (Archive::num_members_): New member.
3942 * main.cc: Include archive.h.
3943 (main): Call Archive::print_stats.
3944 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3945 archive parameter; member_name is now the fully-decorated name.
3946 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3947 * options.h: (General_options): Add --preread-archive-symbols option.
3948 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3953 * symtab.h (Symbol::use_plt_offset): New function.
3954 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3955 * powerpc.cc (Relocate::relocate): Likewise.
3956 * sparc.cc (Relocate::relocate): Likewise.
3957 * x86_64.cc (Relocate::relocate): Likewise.
3958 * testsuite/weak_plt.sh: New test.
3959 * testsuite/weak_plt_main.cc: New test.
3960 * testsuite/weak_plt_shared.cc: New test.
3961 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3962 (check_PROGRAMS): Add weak_plt.
3963 (check_DATA): Add weak_plt_shared.so.
3964 (weak_plt_main_pic.o, weak_plt): New targets.
3965 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3966 * testsuite/Makefile.in: Rebuild.
3968 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3970 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3971 * testsuite/Makefile.in: Rebuild.
3975 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3976 * Makefile.in: Regenerate.
3977 * po/POTFILES.in: Regenerate.
3981 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3982 symbols before other symbols.
3983 * testsuite/script_test_2.cc (test_addr): Declare.
3984 (test_addr_alias): Declare.
3985 (main): Check that test_addr and test_addr_alias have the right
3987 * testsuite/script_test_2.t: Define test_addr_alias and
3993 * descriptors.cc: New file.
3994 * descriptors.h: New file.
3995 * gold-threads.h (class Hold_optional_lock): New class.
3996 * fileread.cc: Include "descriptors.h".
3997 (File_read::~File_read): Release descriptor rather than closing
3999 (File_read::open) [file]: Call open_descriptor rather than open.
4000 Set is_descriptor_opened_.
4001 (File_read::open) [memory]: Assert that descriptor is not open.
4002 (File_read::reopen_descriptor): New function.
4003 (File_read::release): Release descriptor.
4004 (File_read::do_read): Make non-const. Reopen descriptor.
4005 (File_read::read): Make non-const.
4006 (File_read::make_view): Reopen descriptor.
4007 (File_read::do_readv): Likewise.
4008 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4009 Update declarations.
4010 * layout.cc: Include "descriptors.h".
4011 (Layout::create_build_id): Use open_descriptor rather than open.
4012 * output.cc: Include "descriptors.h".
4013 (Output_file::open): Use open_descriptor rather than open.
4014 * archive.cc (Archive::const_iterator): Change Archive to be
4016 (Archive::begin, Archive::end): Make non-const.
4017 (Archive::count_members): Likewise.
4018 * archive.h (class Archive): Update declarations.
4019 * object.h (Object::read): Make non-const.
4020 * Makefile.am (CCFILES): Add descriptors.cc.
4021 (HFILES): Add descriptors.h.
4022 * Makefile.in: Rebuild.
4025 * gold.h: Always include <clocale>. Add Solaris workarounds
4026 following code in binutils/sysdep.h.
4029 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4030 this->eh_frame_hdr_ is NULL before using it.
4032 * dynobj.cc (Versions::Versions): Update comment.
4034 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4035 the base version name.
4037 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4038 array size plus one.
4039 (Stringpool_template::set_string_offsets): Subtract one from key
4040 before using it as an array index.
4041 (Stringpool_template::get_offset_with_length): Likewise.
4042 (Stringpool_template::write_to_buffer): Likewise.
4043 * stringpool.h (Stringpool_template::get_offset_from_key):
4049 * object.h (Merged_symbol_value::value): Do our best to handle a
4053 * script.cc (Version_script_info::get_versions): Don't add empty
4054 version tag to return value.
4055 (Version_script_info::get_symbol_version_helper): Change return
4056 type to bool. Add pversion parameter. Change all callers.
4057 (script_register_vers_node): Don't require a non-NULL tag.
4058 * script.h (class Version_script_info): Update declarations.
4059 (Version_script_info::get_symbol_version): Change return type to
4060 bool. Add version parameter. Change all callers.
4061 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4062 handling. Handle an empty version from a version script.
4063 (Symbol_table::define_special_symbol): Likewise.
4064 * testsuite/ver_test_10.script: New file.
4065 * testsuite/ver_test_10.sh: New file.
4066 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4067 (check_DATA): Add ver_test_10.syms.
4068 (ver_test_10.syms, ver_test_10.so): New target.
4069 * testsuite/Makefile.in: Rebuild.
4073 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4074 to zero for undefined symbols from dynamic libraries.
4078 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4080 * symtab.h (class Symbol_table): Update declaration.
4081 * testsuite/ver_test_9.cc: New file.
4082 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4083 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4084 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4085 (ver_test_9.so, ver_test_9.o): New targets.
4086 * testsuite/Makefile.in: Rebuild.
4090 * options.h (class General_options): Define --check-sections.
4091 * layout.cc (Layout::set_segment_offsets): Handle
4094 * options.h (class General_options): Define -n/--nmagic and
4096 * options.cc (General_options::finalize): For -n/--nmagic or
4097 -N/--omagic, set -static.
4098 * layout.cc (Layout::attach_allocated_section_to_segment): If
4099 -N/--omagic, don't put read-only and read-write sections in
4101 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4102 finding a read-only segment.
4103 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4104 don't set the minimum segment alignment to the common page size,
4105 and don't set the file offset to the address modulo the page size.
4106 * script-sections.cc (Script_sections::create_segments): If
4107 -n/--omagic, don't put read-only and read-write sections in
4110 * cref.cc: New file.
4112 * options.h (class General_options): Add --print-symbol-counts.
4113 * main.cc (main): Issue defined symbol report if requested.
4114 * archive.cc (Archive::interpret_header): Make into a const member
4116 (Archive::add_symbols): Call Input_objects::archive_start and
4118 (Archive::const_iterator): Define new class.
4119 (Archive::begin, Archive::end): New functions.
4120 (Archive::include_all_members): Rewrite to use iterator.
4121 (Archive::count_members): New function.
4122 * archive.h (class Archive): Update declarations.
4123 (Archive::filename): New function.
4124 * object.cc: Include "cref.h".
4125 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4126 (Sized_relobj::do_get_global_symbol_counts): New function.
4127 (Input_objects::add_object): Add object to cross-referencer.
4128 (Input_objects::archive_start): New function.
4129 (Input_objects::archive_stop): New function.
4130 (Input_objects::print_symbol_counts): New function.
4131 * object.h: Declare Cref and Archive.
4132 (Object::get_global_symbol_counts): New function.
4133 (Object::do_get_global_symbol_counts): New pure virtual function.
4134 (class Sized_relobj): Add defined_count_ field. Update
4136 (class Input_objects): Add cref_ field. Update constructor.
4137 Update declarations.
4138 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4140 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4142 (Sized_dynobj::do_get_global_symbol_counts): New function.
4143 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4144 defined_count_. Update declarations. Define Symbols typedef.
4145 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4146 parameter. Change all callers.
4147 (Symbol_table::add_from_dynobj): Add sympointers and defined
4148 parameters. Change all callers.
4149 * symtab.h (class Symbol_table): Update declarations.
4150 * Makefile.am (CCFILES): Add cref.cc.
4151 (HFILES): Add cref.h.
4152 * Makefile.in: Rebuild.
4156 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4157 to zero when writing undefined symbols.
4161 * output.cc (Output_section::add_input_section): Don't try to
4162 merge empty merge sections.
4166 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4167 Include symbol version in error message.
4171 * configure.ac (gold_cv_c_random_seed): New configured variable.
4172 (RANDOM_SEED_CFLAGS): New substituted variable.
4173 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4174 * configure: Rebuild.
4175 * Makefile.in: Likewise.
4176 * testsuite/Makefile.in: Likewise.
4180 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4181 where we see NAME/NULL and NAME/VERSION as separate symbols.
4182 * testsuite/ver_test_main.cc (main): Call t4.
4183 (t4, t4_2a): Define.
4184 * testsuite/ver_test_2.cc (t4_2): Define.
4185 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4186 * testsuite/ver_test_4.cc (t4_2a): Define.
4187 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4188 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4192 * dynobj.cc (Versions::add_def): If we give an error about a
4193 missing version, go ahead and create the version anyhow.
4197 Handle output sections with more than 0x7fffffff bytes.
4198 * object.h (class Relobj): Change map_to_output_ to
4199 output_sections_, and just keep a section pointer. Change all
4200 uses. Move comdat group support to Sized_relobj.
4201 (Relobj::is_section_specially_mapped): Remove.
4202 (Relobj::output_section): Remove poff parameter. Change all
4204 (Relobj::output_section_offset): New function.
4205 (Relobj::set_section_offset): Rewrite.
4206 (Relobj::map_to_output): Remove.
4207 (Relobj::output_sections): New function.
4208 (Relobj::do_output_section_offset): New pure virtual function.
4209 (Relobj::do_set_section_offset): Likewise.
4210 (class Sized_relobj): Add section_offsets_ field. Add comdat
4211 group support from Relobj. Update declarations.
4212 (Sized_relobj::get_output_section_offset): New function.
4213 (Sized_relobj::do_output_section_offset): New function.
4214 (Sized_relobj::do_set_section_offset): New function.
4215 * object.cc (Relobj::output_section_address): Remove.
4216 (Sized_relobj::Sized_relobj): Initialize new fields.
4217 (Sized_relobj::include_section_group): Cast find_kept_object to
4219 (Sized_relobj::include_linkonce_section): Likewise.
4220 (Sized_relobj::do_layout): Use separate arrays for output section
4222 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4224 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4225 output_sections and section_offsets.
4226 (Sized_relobj::write_local_symbols): Likewise.
4227 (map_to_kept_section): Compute output address directly.
4228 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4229 output_sections and section_offsets.
4230 (Sized_relobj::write_sections): Likewise.
4231 (Sized_relobj::relocate_sections): Likewise.
4232 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4233 * output.h (class Output_reloc): Update declarations. Change
4234 u2_.relobj to Sized_relobj*.
4235 (class Output_data_reloc): Change add functions to use
4237 * output.cc (Output_reloc::Output_reloc): Change relobj to
4239 (Output_reloc::local_section_offset): Change return type to
4240 Elf_Addr. Use get_output_section_offset.
4241 (Output_reloc::get_address): Likewise.
4242 (Output_section::is_input_address_mapped): Don't call
4243 is_section_specially_mapped.
4244 (Output_section::output_offset): Likewise.
4245 (Output_section::output_address): Likewise.
4246 (Output_section::starting_output_address): Likewise.
4247 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4248 parameter to Sized_relobj*.
4249 (Copy_relocs::need_copy_reloc): Likewise.
4250 (Copy_relocs::save): Likewise.
4251 * copy-relocs.h (class Copy_relocs): Update declarations.
4252 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4253 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4254 * target-reloc.h (relocate_for_relocatable): Change
4255 offset_in_output_section type to Elf_Addr. Change code that uses
4257 * layout.cc (Layout::layout): Always set *off.
4258 * mapfile.cc (Mapfile::print_input_section): Use
4259 output_section_offset.
4260 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4262 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4263 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4264 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4268 * layout.cc (Layout::include_section): Do not discard unrecognized
4269 SHT_STRTAB sections.
4273 * script.cc (Lex::can_continue_name): Make '?' allowable in
4274 version-script names.
4275 * testsuite/version_script.map: Change glob pattern to use '?'
4280 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4287 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4288 versions]: Don't try to read the value in the contents, since we
4289 don't use it. Use the template endianness when writing.
4293 * fileread.cc (File_read::make_view): Assert on zero-length view.
4294 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4295 symbol table when there are no symbols to read.
4299 * version.cc (version_string): Bump to 1.7
4303 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4304 constant 0xFFFF to type Valtype.
4305 (Powerpc_relocate_functions::rel16_ha): Likewise.
4309 * output.h (Output_section::Input_section): Initialize p2align_ to
4310 zero for Output_section_data constructors.
4311 (Output_section::Input_section::addralign): If not an input
4312 section, return the alignment of the Output_section_data.
4313 * testsuite/copy_test.cc: New file.
4314 * testsuite/copy_test_1.cc: New file.
4315 * testsuite/copy_test_2.cc: New file.
4316 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4317 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4318 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4319 (copy_test_1_pic.o, copy_test_1.so): New targets.
4320 (copy_test_2_pic.o, copy_test_2.so): New targets.
4321 * testsuite/Makefile.in: Rebuild.
4323 * script-sections.cc (Script_sections::place_orphan): Initialize
4324 local variable exact.
4328 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4333 * powerpc.cc: New file.
4334 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4335 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4336 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4337 * Makefile.in: Rebuild.
4341 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4343 (throwing, orig_terminate): New static variables.
4344 (terminate_handler): New static function.
4345 (t2): Set terminate handler.
4350 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4355 * archive.cc (Archive::include_all_members) Correct to step
4356 over symbol table and extended name table in thin archives.
4361 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4366 * reduced_debug_output.cc: New file.
4367 * reduced_debug_output.h: New file.
4368 * options.h (class General_options): Add --strip-debug-non-line.
4369 * options.cc (General_options::finalize): Add strip_debug_non_line
4370 to the strip heirarchy.
4371 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4373 * layout.cc: Include "reduced_debug_output.h".
4374 (Layout::Layout): Initialize new fields.
4375 (line_only_debug_sections): New static array.
4376 (is_lines_only_debug_sections): New static inline function.
4377 (Layout::include_section): Handle --strip-debug-non-line.
4378 (Layout::make_output_section): If --strip-debug-non-line, build
4379 new output sections for .debug_abbrev and .debug_info.
4380 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4381 gold. Warn about possible overflow.
4382 (read_signed_LEB_128): Likewise.
4383 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4384 (read_signed_LEB_128): Declare.
4385 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4386 (HFILES): Add reduced_debug_output.h.
4387 * Makefile.in: Rebuild.
4391 * mapfile.cc: New file.
4392 * mapfile.h: New file.
4393 * options.h (class General_options): Add -M/--print-map and -Map.
4394 * options.cc (General_options::finalize): Make -M equivalent to
4396 * main.cc: Include <cstdio> and "mapfile.h".
4397 (main): Open mapfile if requested.
4398 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4399 constructor. Change caller.
4400 (queue_initial_tasks): Add mapfile parameter. Change caller.
4401 (queue_middle_tasks): Likewise.
4402 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4404 * archive.cc: Include "mapfile.h".
4405 (Archive::add_symbols): Add mapfile parameter. Change all
4406 callers. Pass mapfile, symbol, and reason to include_member.
4407 (Archive::include_all_members): Add mapfile parameter. Change all
4409 (Archive::include_member): Add mapfile, sym, and why parameters.
4410 Change all callers. Report inclusion to map file.
4411 * archive.h: Include "fileread.h".
4412 (class Archive): Update declarations.
4413 (Archive::file): New const method.
4414 (class Add_archive_symbols): Add mapfile_ field. Update
4415 constructor. Change all callers.
4416 * readsyms.h (class Read_symbols): Likewise.
4417 (class Finish_group): Likewise.
4418 (class Read_script): Likewise.
4419 * common.cc: Include "mapfile.h".
4420 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4422 (Symbol_table::do_allocate_commons): Likewise.
4423 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4424 symbol allocation to mapfile.
4425 * common.h (class Allocate_commons_task): Add mapfile_ field.
4426 Update constructor. Change all callers.
4427 * symtab.h (class Symbol_table): Update declarations.
4428 * layout.cc: Include "mapfile.h".
4429 (Layout_task_runner::run): Print information to mapfile.
4430 (Layout::create_gold_note): Change Output_data_fixed_space to
4431 Output_data_zero_fill.
4432 (Layout::create_build_id): Likewise.
4433 (Layout::print_to_mapfile): New function.
4434 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4435 constructor. Change caller.
4436 (class Layout): Declare print_to_mapfile.
4437 * output.cc (Output_section::Input_section::print_to_mapfile): New
4439 (Output_section::add_input_section): If producing a map, always
4440 add to input_sections_ list.
4441 (Output_section::do_print_to_mapfile): New function.
4442 (Output_segment::print_sections_to_mapfile): New function.
4443 (Output_segment::print_section_list_to_mapfile): New function.
4444 * output.h: Include "mapfile.h".
4445 (Output_data::print_to_mapfile): New function.
4446 (Output_data::do_print_to_mapfile): New virtual function.
4447 (Output_segment_headers::do_print_to_mapfile): New function.
4448 (Output_file_header::do_print_to_mapfile): New function.
4449 (Output_data_const::do_print_to_mapfile): New function.
4450 (class Output_data_const_buffer): Add map_name_ field. Update
4451 constructor. Change all callers. Add do_print_to_mapfile
4453 (class Output_data_fixed_space): Likewise.
4454 (class Output_data_space): Likewise.
4455 (class Output_data_zero_fill): New class.
4456 (Output_data_strtab::do_print_to_mapfile): New function.
4457 (Output_data_reloc_base::do_print_to_mapfile): New function.
4458 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4459 (Output_data_group::do_print_to_mapfile): New function.
4460 (Output_data_got::do_print_to_mapfile): New function.
4461 (Output_data_dynamic::do_print_to_mapfile): New function.
4462 (Output_symtab_xindex::do_print_to_mapfile): New function.
4463 (class Output_section): Declare do_print_to_mapflie. Declare
4464 print_to_mapfile in Input_section.
4465 (class Output_segment): Declare new functions.
4466 * object.h (Sized_relobj::symbol_count): New function.
4467 * script-sections.cc
4468 (Output_section_element_dot_assignment::set_section_addresses):
4469 Change Output_data_fixed_space to Output_data_zero_fill.
4470 (Output_data_expression::do_print_to_mapfile): New function.
4471 * script.cc (read_input_script): Add mapfile parameter. Change
4473 * script.h (read_input_script): Update declaration.
4474 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4475 (Eh_frame::do_print_to_mapfile): New function.
4476 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4477 (Output_merge_string::do_print_to_mapfile): New function.
4478 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4480 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4482 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4484 * Makefile.am (CCFILES): Add mapfile.cc.
4485 (HFILES): Add mapfile.h.
4486 * Makefile.in: Rebuild.
4490 * options.h (class General_options): Add -z relro.
4491 * layout.cc (Layout::Layout): Initialize relro_segment_.
4492 (Layout::add_output_section_data): Return the output section.
4493 (Layout::make_output_section): Rcognize relro sections and mark
4495 (Layout::attach_allocated_section_to_segment): Put relro sections
4496 in a PT_GNU_RELRO segment.
4497 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4499 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4501 (Layout::linkonce_mapping): Map d.rel.ro.local to
4503 (Layout::output_section_name): Us .data.rel.ro.local for any
4504 section which begins with that.
4505 * layout.h (class Layout): Update add_output_section_data
4506 declaration. Add relro_segment_ field.
4507 * output.cc (Output_section::Output_section): Initialize is_relro_
4508 and is_relro_local_ fields.
4509 (Output_segment::add_output_section): Group relro sections.
4510 (Output_segment::is_first_section_relro): New function.
4511 (Output_segment::maximum_alignment): If there is a relro section,
4512 align the segment to the common page size.
4513 (Output_segment::set_section_addresses): Track whether we are
4514 looking at relro sections. If the last section is a relro
4515 section, align to the common page size.
4516 (Output_segment::set_section_list_addresses): Add in_relro
4517 parameter. Change all callers. Align to the page size when
4518 moving from relro to non-relro section.
4519 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4521 * output.h (class Output_section): Add is_relro_ and
4522 is_relro_local_ fields.
4523 (Output_section::is_relro): New function.
4524 (Output_section::set_is_relro): New function.
4525 (Output_section::is_relro_local): New function.
4526 (Output_section::set_is_relro_local): New function.
4527 (class Output_segment): Update declarations.
4528 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4529 * sparc.cc (Target_sparc::got_section): Likewise.
4530 * x86_64.cc (Target_x86_64::got_section): Likewise.
4531 * testsuite/relro_test_main.cc: New file.
4532 * testsuite/relro_test.cc: New file.
4533 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4534 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4535 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4536 (relro_test.so, relro_test_pic.o): New targets.
4537 * testsuite/Makefile.in: Rebuild.
4541 * output.cc (Output_segment::add_output_section): Remove front
4543 * output.h (class Output_segment): Remove
4544 add_initial_output_section and overloaded add_output_section.
4545 Update declaration of remaining add_output_section.
4546 * layout.cc (Layout::create_interp): Call add_output_section
4547 rather than add_initial_output_section.
4548 (Layout::finish_dynamic_section): Likewise.
4550 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4551 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4552 know the dynamic type.
4553 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4554 field. Initialize it in constructor.
4555 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4556 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4557 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4560 * output.cc (Output_reloc::get_address): Change return type to
4562 * output.h (class Output_reloc): Update get_address declaration.
4563 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4564 for section addresses.
4569 * gold.cc (gold_nomem): Use return value of write.
4573 * symtab.c (Symbol::init_base_output_data): Add version
4574 parameter. Change all callers.
4575 (Symbol::init_base_output_segment): Likewise.
4576 (Symbol::init_base_constant): Likewise.
4577 (Symbol::init_base_undefined): Likewise.
4578 (Sized_symbol::init_output_data): Likewise.
4579 (Sized_symbol::init_output_segment): Likewise.
4580 (Sized_symbol::init_constant): Likewise.
4581 (Sized_symbol::init_undefined): Likewise.
4582 (Symbol_table::do_define_in_output_data): If the new symbol has a
4583 version, mark it as the default.
4584 (Symbol_table::do_define_in_output_segment): Likewise.
4585 (Symbol_table::do_define_as_constant): Likewise.
4586 * symtab.h (class Symbol): Update declarations.
4587 (class Sized_symbol): Likewise.
4588 * resolve.cc (Symbol::override_version): New function.
4589 (Symbol::override_base): Call override_version.
4590 (Symbol::override_base_with_special): Likewise.
4591 * testsuite/ver_script_8.script: New file.
4592 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4593 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4594 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4595 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4600 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4602 (class General_options): Remove existing --undefined, and add
4603 --no-undefined instead. Add new --undefined as synonym for -u.
4604 * archive.cc (Archive::add_symbols): Check whether symbol was
4606 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4607 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4608 all uses. Add IS_UNDEFINED. Update declarations to split
4609 different versions of init_base. Declare init_base_undefined.
4610 (Symbol::is_defined): Handle IS_UNDEFINED.
4611 (Symbol::is_undefined): Likewise.
4612 (Symbol::is_weak_undefined): Call is_undefined.
4613 (Symbol::is_absolute): Handle IS_CONSTANT.
4614 (class Sized_symbol): Update declarations to split different
4615 versions of init. Declare init_undefined.
4616 (class Symbol_table): Declare new functions.
4617 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4619 (Symbol::init_base_output_data): Likewise.
4620 (Symbol::init_base_output_segment): Likewise.
4621 (Symbol::init_base_constant): Likewise.
4622 (Symbol::init_base_undefined): New function.
4623 (Sized_symbol::init_object): Rename from init. Change all
4625 (Sized_symbol::init_output_data): Likewise.
4626 (Sized_symbol::init_output_segment): Likewise.
4627 (Sized_symbol::init_constant): Likewise.
4628 (Sized_symbol::init_undefined): New function.
4629 (Symbol_table::add_undefined_symbols_from_command_line): New
4631 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4633 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4634 (Symbol::output_section): Likewise.
4635 (Symbol::set_output_section): Likewise.
4636 (Symbol_table::sized_finalize_symbol): Likewise.
4637 (Symbol_table::sized_write_globals): Likewise.
4638 * resolve.cc (Symbol_table::should_override): Likewise.
4639 (Symbol::override_base_with_special): Likewise.
4641 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4642 symbol, change it to have default visibility.
4643 * testsuite/protected_1.cc: New file.
4644 * testsuite/protected_2.cc: New file.
4645 * testsuite/protected_3.cc: New file.
4646 * testsuite/protected_main_1.cc: New file.
4647 * testsuite/protected_main_2.cc: New file.
4648 * testsuite/protected_main_3.cc: New file.
4649 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4650 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4651 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4652 (protected_1.so): New target.
4653 (protected_1_pic.o, protected_2_pic.o): New targets.
4654 (protected_3_pic.o): New target.
4655 (check_PROGRAMS): Add protected_2.
4656 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4657 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4658 * testsuite/Makefile.in: Rebuild.
4660 * options.h (DEFINE_var): Add set_user_set_##varname__.
4661 (DEFINE_bool_alias): New macro.
4662 (class General_options): Define -Bstatic using DEFINE_bool_alias
4663 rather than DEFINE_special. Add --undefined as an alias for -z
4665 * options.cc (General_options::parse_Bstatic): Remove.
4667 * options.h (class General_options): Add --fatal-warnings.
4668 * main.cc (main): Implement --fatal-warnings.
4669 * errors.h (Errors::warning_count): New function.
4671 * options.h (class General_options): Add -Bsymbolic-functions.
4672 * symtab.h (Symbol::is_preemptible): Check for
4673 -Bsymbolic-functions.
4677 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4678 as noVARNAME rather than no-VARNAME.
4679 (class General_options): Add option -z combreloc.
4680 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4682 (Output_reloc::sort_before) [SHT_REL]: New function.
4683 (Output_reloc::sort_before) [SHT_RELA]: New function.
4684 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4685 Sort_relocs_comparison.
4686 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4687 parameter. Change all callers.
4688 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4689 sort_relocs parameter. Change all callers.
4690 * output.cc (Output_reloc::get_address): New function, broken out
4692 (Output_reloc::write_rel): Call it.
4693 (Output_reloc::compare): New function.
4694 (Output_data_reloc_base::do_write): Optionally sort relocs.
4696 * configure.ac: If targ_extra_obj is set, link it in.
4697 * configure.tgt: Initialize all variables.
4698 (x86_64*): Set targ_extra_obj and targ_extra_size.
4699 * configure: Rebuild.
4701 * object.cc (Sized_relobj::include_section_group): Adjust section
4702 indexes read from group data. Build vector to pass to
4704 * layout.cc (Layout::layout_group): Add flags and shndxes
4705 parameters. Remove contents parameter. Change caller. Update
4706 explicit instantiations.
4707 * layout.h (class Layout): Update layout_group declaration.
4708 * output.cc (Output_data_group::Output_data_group): Add flags and
4709 input_shndxes parameters. Remove contents parameter. Change
4711 (Output_data_group::do_write): Change input_sections_ to
4713 * output.h (class Output_data_group): Update constructor
4714 declaration. Rename input_sections_ to input_shndxes_.
4715 * testsuite/many_sections_test.cc: Add template.
4719 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4721 * layout.cc (Layout::include_section): Refactored check for debug
4723 (Layout::add_comdat): Add new parameters. Change type
4724 of signature parameter. Add object and shndx to signatures table.
4725 (Layout::find_kept_object): New function.
4726 * layout.h: Include <cstring>.
4727 (Layout::is_debug_info_section): New function.
4728 (Layout::add_comdat): Add new parameters.
4729 (Layout::find_kept_object): New function.
4730 (Layout::Kept_section): New struct.
4731 (Layout::Signatures): Change type of map range.
4732 * object.cc (Relobj::output_section_address): New function.
4733 (Sized_relobj::include_section_group): Add new parameters. Change
4734 calls to Layout::add_comdat. Change to build table of kept comdat
4735 groups and table mapping discarded sections to kept sections.
4736 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4737 (Sized_relobj::do_layout): Change calls to include_section_group and
4738 include_linkonce_section.
4739 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4740 value to zero when section is discarded.
4741 (Sized_relobj::map_to_kept_section): New function.
4742 * object.h (Relobj::output_section_address): New function.
4743 (Relobj::Comdat_group): New type.
4744 (Relobj::find_comdat_group): New function.
4745 (Relobj::Comdat_group_table): New type.
4746 (Relobj::Kept_comdat_section): New type.
4747 (Relobj::Kept_comdat_section_table): New type.
4748 (Relobj::add_comdat_group): New function.
4749 (Relobj::set_kept_comdat_section): New function.
4750 (Relobj::get_kept_comdat_section): New function.
4751 (Relobj::comdat_groups_): New field.
4752 (Relobj::kept_comdat_sections_): New field.
4753 (Symbol_value::input_value): Update comment.
4754 (Sized_relobj::map_to_kept_section) New function.
4755 (Sized_relobj::include_linkonce_section): Add new parameter.
4756 * target-reloc.h (Comdat_behavior): New type.
4757 (get_comdat_behavior): New function.
4758 (relocate_section): Add code to map a discarded section to the
4759 corresponding kept section when applying a relocation.
4763 * dwarf_reader.cc (next_generation_count): New static var.
4764 (Addr2line_cache_entry): New struct.
4765 (addr2line_cache): New static var.
4766 (Dwarf_line_info::one_addr2line): Added caching.
4767 (Dwarf_line_info::clear_addr2line_cache): New function.
4768 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4769 cache-size parameter.
4770 (Dwarf_line_info::one_addr2line_cache): New function.
4771 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4772 new cache-size argument to one_addr2line(), and clear cache.
4776 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4777 R_386_PC8 relocations.
4781 * object.cc (Sized_relobj::include_section_group): Check for
4782 invalid section group.
4784 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4787 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4788 than read for file header.
4789 * archive.cc (Archive::include_member): Likewise.
4793 * aclocal.m4: Regenerate.
4794 * configure: Regenerate.
4798 * version.cc (version_string): Bump to 1.6.
4800 * testsuite/Makefile.am (many_sections_r_test): New target.
4801 (many_sections_r_test_SOURCES): Remove.
4802 (many_sections_r_test_DEPENDENCIES): Remove.
4803 (many_sections_r_test_LDFLAGS): Remove.
4804 (many_sections_r_test_LDADD): Remove.
4806 * object.cc (Sized_relobj::do_add_symbols): Always pass
4807 local_symbol_count_ to add_from_relobj.
4809 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4810 every thousand variables.
4811 * testsuite/Makefile.in: Rebuild.
4813 * object.cc (Xindex::initialize_symtab_xindex): New function.
4814 (Xindex::read_symtab_xindex): New function.
4815 (Xindex::sym_xindex_to_shndx): New function.
4816 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4818 (Sized_relobj::do_initialize_xindex): New function.
4819 (Sized_relobj::do_read_symbols): Adjust section links.
4820 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4821 parameter. Change all callers.
4822 (Sized_relobj::include_section_group): Adjust section links and
4823 symbol section indexes.
4824 (Sized_relobj::do_layout): Adjust section links.
4825 (Sized_relobj::do_count_local_symbols): Adjust section links and
4826 symbol section indexes.
4827 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4828 ordinary and special symbols.
4829 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4830 dynsym_xindex parameters. Change all callers. Adjust section
4831 links. Use SHN_XINDEX when needed.
4832 (Sized_relobj::get_symbol_location_info): Adjust section links.
4833 Don't get fooled by special symbols.
4834 * object.h (class Xindex): Define.
4835 (class Object): Add xindex_ parameter. Declare virtual functoin
4836 do_initialize_xindex.
4837 (Object::adjust_sym_shndx): New function.
4838 (Object::set_xindex): New protected function.
4839 (class Symbol_value): Add is_ordinary_shndx_ field.
4840 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4841 (Symbol_value::value): Assert ordinary section.
4842 (Symbol_value::initialize_input_to_output_map): Likewise.
4843 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4845 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4847 (class Sized_relobj): Update declarations.
4848 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4849 parameter. Change all callers.
4850 (Sized_relobj::adjust_shndx): New function.
4851 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4853 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4854 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4855 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4856 (Sized_dynobj::read_dynsym_section): Adjust section links.
4857 (Sized_dynobj::read_dynamic): Likewise.
4858 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4860 (Sized_dynobj::do_initialize_xindex): New function.
4861 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4862 do_initialize_xindex.
4863 (Sized_dynobj::adjust_shndx): New function.
4864 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4865 dynsym_xindex_ fields.
4866 (Layout::finalize): Add a call to set_section_indexes before
4867 creating the symtab sections.
4868 (Layout::set_section_indexes): Don't do anything if the section
4869 already has a section index.
4870 (Layout::create_symtab_sections): Add shnum parameter. Change
4871 caller. Create .symtab_shndx section if needed.
4872 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4874 (Layout::allocated_output_section_count): New function.
4875 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4877 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4878 fields. Update declarations.
4879 (Layout::symtab_xindex): New function.
4880 (Layout::dynsym_xindex): New function.
4881 (class Write_symbols_task): Add layout_ field.
4882 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4884 * output.cc (Output_section_headers::Output_section_headers): Add
4885 shstrtab_section parameter. Change all callers.
4886 (Output_section_headers::do_sized_write): Store overflow values
4887 for section count and section string table section index in
4888 section header zero.
4889 (Output_file_header::do_sized_write): Check for overflow of
4890 section count and section string table section index.
4891 (Output_symtab_xindex::do_write): New function.
4892 (Output_symtab_xindex::endian_do_write): New function.
4893 * output.h (class Output_section_headers): Add shstrtab_section_.
4894 Update declarations.
4895 (class Output_symtab_xindex): Define.
4896 (Output_section::has_out_shndx): New function.
4897 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4899 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4901 (Sized_symbol::init): Likewise.
4902 (Symbol::output_section): Check for ordinary symbol.
4903 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4904 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4906 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4907 Change all callers. Simplify handling of symbols from sections
4908 not included in the link.
4909 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4911 (Weak_alias_sorter::operator()): Assert that symbols are
4913 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4915 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4916 parameters. Change all callers.
4917 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4918 symbol distinction. Use SHN_XINDEX when needed.
4919 (Symbol_table::write_section_symbol): Add symtab_xindex
4920 parameter. Change all callers.
4921 (Symbol_table::sized_write_section_symbol): Likewise. Use
4922 SHN_XINDEX when needed.
4923 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4925 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4926 (Symbol::is_defined): Check is_ordinary.
4927 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4928 (Symbol::is_absolute, Symbol::is_common): Likewise.
4929 (class Sized_symbol): Update declarations.
4930 (class Symbol_table): Update declarations.
4931 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4932 parameters. Change all callers.
4933 (Sized_symbol::override): Likewise.
4934 (Symbol_table::override): Likewise.
4935 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4936 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4937 is_ordinary, and orig_st_shndx parameters. Change all callers.
4938 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4939 to be in an ordinary section.
4940 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4941 object and is_ordinary parameters. Change all callers.
4942 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4943 Change all callers. Don't add undefined or non-ordinary symbols
4945 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4947 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4949 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4950 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4951 (Sized_relobj::relocate_sections): Likewise.
4952 * target-reloc.h (scan_relocs): Adjust section symbol index.
4953 (scan_relocatable_relocs): Likewise.
4954 * i386.cc (Scan::local): Check for ordinary symbols.
4955 * sparc.cc (Scan::local): Likewise.
4956 * x86_64.cc (Scan::local): Likewise.
4957 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4958 to symbol_section_and_value.
4959 * testsuite/many_sections_test.cc: New file.
4960 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4961 (check_PROGRAMS): Add many_sections_test.
4962 (many_sections_test_SOURCES): Define.
4963 (many_sections_test_DEPENDENCIES): Define.
4964 (many_sections_test_LDFLAGS): Define.
4965 (BUILT_SOURCES): Add many_sections_define.h.
4966 (many_sections_define.h): New target.
4967 (BUILT_SOURCES): Add many_sections_check.h.
4968 (many_sections_check.h): New target.
4969 (check_PROGRAMS): Add many_sections_r_test.
4970 (many_sections_r_test_SOURCES): Define.
4971 (many_sections_r_test_DEPENDENCIES): Define.
4972 (many_sections_r_test_LDFLAGS): Define.
4973 (many_sections_r_test_LDADD): Define.
4974 (many_sections_r_test.o): New target.
4975 * testsuite/Makefile.in: Rebuild.
4979 * errors.cc (Errors::info): New function.
4980 (gold_info): New function.
4981 * errors.h (Errors::info): New function.
4982 * gold.h (gold_info): New function.
4983 * object.cc (Input_objects::add_object): Print trace output.
4984 * options.cc (options::parse_set): New function.
4985 (General_options::parse_wrap): Deleted.
4986 (General_options::General_options): Deleted initializer.
4987 * options.h (options::String_set): New typedef.
4988 (options::parse_set): New function.
4989 (DEFINE_set): New macro.
4990 (General_options::wrap): Changed to use DEFINE_set. Changed
4991 callers of any_wrap_symbols and is_wrap_symbol.
4992 (General_options::trace, General_options::trace_symbol):
4994 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4995 (General_options::wrap_symbols_): Deleted.
4996 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5000 * options.cc (General_options::parse_V): New function.
5001 * options.h: Add entries for -V and -Qy.
5005 * common.cc (Symbol_table::allocate_commons): Remove options
5006 parameter. Change caller.
5007 (Symbol_table::do_allocate_commons): Remove options parameter.
5008 Change caller. Just call do_allocate_commons_list twice.
5009 (Symbol_table::do_allocate_commons_list): New function, broken out
5010 of do_allocate_commons.
5011 * common.h (class Allocate_commons_task): Remove options_ field.
5013 * symtab.cc (Symbol_table::Symbol_table): Initialize
5015 (Symbol_table::add_from_object): Put TLS common symbols on
5017 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5018 which are IN_OUTPUT_DATA.
5019 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5020 allocate_commons and do_allocate_commons declarations. Declare
5021 do_allocate_commons_list.
5022 * gold.cc (queue_middle_tasks): Update creation of
5023 Allocate_commons_task to not pass options.
5024 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5025 (TLS_TEST_C_FLAGS): New variable.
5026 (tls_test_c_pic.o): New target.
5027 (tls_test_shared.so): Link in tls_test_c_pic.o.
5028 (tls_test_c_pic_ie.o): New target.
5029 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5030 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5031 (tls_test_c.o): New target.
5032 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5033 (tls_pic_test_LDADD): Likewise.
5034 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5035 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5036 (tls_test_c_gnu2.o): New target.
5037 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5039 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5040 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5041 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5042 * testsuite/tls_test.cc: Include "config.h".
5043 (t_last): Call t11_last.
5044 * testsuite/tls_test.h (t11, t11_last): Declare.
5045 * testsuite/tls_test_c.c: New file.
5046 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5047 * configure.ac: Check for OpenMP support.
5048 * configure, config.in, Makefile.in: Rebuild.
5049 * testsuite/Makefile.in: Rebuild.
5053 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5054 (Target_i386::tls_base_symbol_defined_): New field.
5055 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5056 (Target_i386::Scan::global): Likewise.
5057 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5058 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5059 (Target_x86_64::tls_base_symbol_defined_): New field.
5060 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5061 (Target_x86_64::Scan::global): Likewise.
5065 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5066 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5067 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5068 building shared libraries.
5069 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5070 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5071 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5072 * testsuite/Makefile.in: Rebuild.
5073 * testsuite/weak_undef.h: New file.
5074 * testsuite/weak_undef_file1.cc: Add extra test cases.
5075 * testsuite/weak_undef_file2.cc: Likewise.
5076 * testsuite/weak_undef_test.cc: Likewise.
5080 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5081 Add issued_non_pic_error_ field. Declare check_non_pic.
5082 (Target_sparc::Scan::check_non_pic): New function.
5083 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5084 (Target_sparc::Scan::global): Likewise.
5086 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5087 * configure: Rebuild.
5089 * options.h (DEFINE_enable): New macro.
5090 (new_dtags): New enable option.
5091 (initfirst, interpose, loadfltr, nodefaultlib,
5092 nodelete, nodlopen, nodump): New -z options.
5093 * layout.cc (Layout:finish_dynamic_section): If new
5094 dtags enabled, emit DT_RUNPATH. Also, emit a
5095 DT_FLAGS_1 containing any specified -z flags.
5099 * copy-relocs.cc: New file.
5100 * copy-relocs.h: New file.
5101 * reloc.cc: Remove Copy_relocs code.
5102 * reloc.h: Likewise.
5103 * reloc-types.h (struct Reloc_types) [both versions]: Add
5104 get_reloc_addend_noerror.
5105 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5106 variants of add_global which take an addend which must be zero.
5107 * i386.cc: Include "copy-relocs.h".
5108 (class Target_i386): Change type of copy_relocs_ to variable,
5110 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5112 (Target_i386::do_finalize_sections): Change handling of
5114 * sparc.cc: Include "copy-relocs.h".
5115 (class Target_sparc): Change type of copy_relocs_ to variable,
5117 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5119 (Target_sparc::do_finalize_sections): Change handling of
5121 * x86_64.cc: Include "copy-relocs.h".
5122 (class Target_x86_64): Change type of copy_relocs_ to variable,
5124 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5125 class. Change all callers.
5126 (Target_x86_64::do_finalize_sections): Change handling of
5128 * Makefile.am (CCFILES): Add copy-relocs.cc.
5129 (HFILES): Add copy-relocs.h.
5131 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5133 * testsuite/script_test_4.sh: Permit leading zeroes.
5137 * script-sections.cc (Script_sections::create_segments): Use
5138 header_size_adjustment even when there is enough room for the
5140 * testsuite/script_test_4.sh: New file.
5141 * testsuite/script_test_4.t: New file.
5142 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5143 (check_DATA): Add script_test_4.stdout.
5144 (MOSTLYCLEANFILES): Likewise.
5145 (script_test_4): New target.
5146 (script_test_4.stdout): New target.
5147 * testsuite/Makefile.in: Rebuild.
5149 * sparc.cc: Add definitions for Output_data_plt_sparc class
5154 * sparc.cc: New file.
5155 * Makefile.am (TARGETSOURCES): Add sparc.cc
5156 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5157 * configure.tgt: Document targ_extra_size and
5158 targ_extra_big_endian. Add entries for sparc-* and
5160 * configure.ac: Handle targ_extra_size and
5161 targ_extra_big_endian.
5162 * Makefile.in: Rebuild.
5163 * configure: Likewise.
5164 * po/POTFILES.in: Likewise.
5165 * po/gold.pot: Likewise.
5169 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5170 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5171 in the name/type/flags to section mapping. Don't call
5172 allocate_output_section.
5173 (Layout::choose_output_section): Change parameter from adjust_name
5174 to is_input_section. Don't permit input sections after sections
5175 are attached to segments. Don't call allocate_output_section.
5176 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5177 not write_enable_output_section.
5178 (Layout::make_output_section): Don't push to
5179 unattached_section_list_ nor call attach_to_segment. Call
5180 attach_section_to_segment if sections are attached.
5181 (Layout::attach_sections_to_segments): New function.
5182 (Layout::attach_section_to_segment): New function.
5183 (Layout::attach_allocated_section_to_segment): Rename from
5184 attach_to_segment. Remove flags parameter.
5185 (Layout::allocate_output_section): Remove function.
5186 (Layout::write_enable_output_section): Remove function.
5187 * layout.h (class Layout): Update for above changes. Add new
5188 field sections_are_attached_.
5189 * output.h (Output_section::update_flags_for_input_section): New
5191 * output.cc (Output_section::add_input_section): Call
5192 update_flags_for_input_section.
5193 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5197 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5198 thought unnecessary.
5199 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5203 * output.h (class Output_section_data): Remove inline definition
5205 * output.cc (Output_section_data::set_addralign): New function.
5209 Add support for TLS descriptors for i386 and x86_64.
5210 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5211 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5212 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5214 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5215 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5216 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5218 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5219 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5220 Fix problem with initial-exec relocations.
5221 (Target_i386::Relocate::relocate_tls): Likewise.
5222 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5224 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5225 support for section-plus-offset dynamic table entries.
5226 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5227 (Output_data_dynamic::Dynamic_entry): Add support for
5228 section-plus-offset dynamic table entries.
5229 (Output_data_dynamic::Classification): Likewise.
5230 (Output_data_dynamic::classification_): Renamed offset_.
5231 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5232 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5233 (Target_x86_64::make_plt_section): New function.
5234 (Target_x86_64::reserve_tlsdesc_entries): New function.
5235 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5236 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5237 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5238 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5239 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5240 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5241 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5242 add extra PLT entry for TLS descriptors.
5243 (Output_data_plt_x86_64::got_): New field.
5244 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5245 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5247 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5249 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5250 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5251 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5252 R_386_TLS_DESC_CALL relocations.
5253 (Target_x86_64::Scan::global): Likewise.
5254 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5255 for TLS descriptors.
5256 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5257 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5258 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5259 GD-to-IE relaxation.
5260 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5261 and TLS_DESCRIPTORS.
5262 * Makefile.in: Rebuild.
5263 * configure: Rebuild.
5264 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5265 (tls_test_shared2.so): New target.
5266 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5267 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5268 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5269 (tls_shared_gd_to_ie_test_LDADD): New variable.
5270 (tls_shared_gnu2_gd_to_ie_test): New target.
5271 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5273 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5274 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5275 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5276 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5277 (tls_shared_gnu2_test): New target.
5278 (tls_test_gnu2_shared.so): New target.
5279 (tls_shared_gnu2_test_SOURCES): New variable.
5280 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5281 (tls_shared_gnu2_test_LDFLAGS): New variable.
5282 (tls_shared_gnu2_test_LDADD): New variable.
5283 * testsuite/Makefile.in: Rebuild.
5284 * testsuite/Makefile.
5288 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5290 * testsuite/Makefile.in: Rebuild.
5292 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5294 * testsuite/script_test_2.cc (main): Adjust test.
5299 * options.h (General_options): Add entries for '-Y' and
5301 * options.cc (General_options:finalize): If -Y was used, add those
5302 entries to the library path instead of the default "/lib" and
5307 * testsuite/justsyms.t: Start at 0x100.
5308 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5309 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5311 * testsuite/script_test_2.cc: Adjust string and section length
5317 * script-sections.cc (Sections_element::allocate_to_segment): Add
5319 (Output_section_definition::allocate_to_segment): Likewise.
5320 (Orphan_output_section::allocate_to_segment): Likewise.
5321 (Script_sections::attach_sections_using_phdrs_clause): Don't
5322 propagate non-PT_LOAD segments to orphan sections.
5323 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5324 readelf rather than objdump.
5325 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5326 .interp section and PT_INTERP segment are the same size.
5327 * testsuite/Makefile.in: Rebuild.
5329 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5330 aliases for symbols defined in the same object.
5331 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5332 (weak_alias_test_SOURCES): New variable.
5333 (weak_alias_test_DEPENDENCIES): New variable.
5334 (weak_alias_test_LDFLAGS): New variable.
5335 (weak_alias_test_LDADD): New variable.
5336 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5337 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5338 (weak_alias_test_3.o): New target.
5339 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5340 * testsuite/weak_alias_test_main.cc: New file.
5341 * testsuite/weak_alias_test_1.cc: New file.
5342 * testsuite/weak_alias_test_2.cc: New file.
5343 * testsuite/weak_alias_test_3.cc: New file.
5347 * options.h (class General_options): Add --noinhibit-exec option.
5348 * main.cc (main): Check --noinhibit-exec.
5350 * options.h (class General_options): Define --wrap as a special
5351 option. Add wrap_symbols_ field.
5352 (General_options::any_wrap_symbols): New function.
5353 (General_options::is_wrap_symbol): New function.
5354 * options.cc (General_options::parse_wrap): New function.
5355 (General_options::General_options): Initialize wrap_symbols_.
5356 * symtab.cc (Symbol_table::wrap_symbol): New function.
5357 (Symbol_table::add_from_object): Handle --wrap.
5358 * symtab.h (class Symbol_table): Declare wrap_symbol.
5359 * target.h (Target::wrap_char): New function.
5360 (Target::Target_info): Add wrap_char field.
5361 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5362 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5363 * testsuite/testfile.cc (Target_test::test_target_info):
5366 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5369 * layout.h (class Layout): Add added_eh_frame_data_ field.
5370 * layout.cc (Layout::Layout): Initialize new field.
5371 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5372 output section until we find a section we merged successfully.
5373 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5374 that the size be non-zero.
5376 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5381 * configure.ac: Export new conditional variable HAVE_ZLIB.
5382 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5384 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5385 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5389 * version.cc (version_string): Set to "1.5".
5391 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5392 Add issued_non_pic_error_ field. Declare check_non_pic.
5393 (Target_x86_64::Scan::check_non_pic): New function.
5394 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5395 (Target_x86_64::Scan::global): Likewise.
5397 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5398 addend parameter. Change caller. Handle merge sections.
5399 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5400 Address to Addend. Don't add in the result of
5401 local_section_offset, pass down the addend and use the returned
5403 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5404 Update declarations of local_section_offset and symbol_value.
5405 * testsuite/two_file_test_1.cc (t18): New function.
5406 * testsuite/two_file_test_2.cc (f18): New function.
5407 * testsuite/two_file_test_main.cc (main): Call t18.
5408 * testsuite/two_file_test.h (t18, f18): Declare.
5410 * configure.ac: Don't test for objdump, c++filt, or readelf.
5411 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5413 (TEST_READELF): New variable.
5414 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5415 (check_PROGRAMS): Add two_file_strip_test.
5416 (two_file_strip_test): New target.
5417 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5418 (two_file_same_shared_strip_test_SOURCES): New variable.
5419 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5420 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5421 (two_file_same_shared_strip_test_LDADD): New variable.
5422 (two_file_shared_strip.so): New target.
5423 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5424 (ver_test_5.syms, ver_test_7.syms): Likewise.
5425 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5426 (strip_test_3.stdout): Use TEST_OBJDUMP.
5427 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5431 * symtab.h (Symbol::is_weak_undefined): New function.
5432 (Symbol::is_strong_undefined): New function.
5433 (Symbol::is_absolute): New function.
5434 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5435 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5437 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5438 (weak_undef_test): New target.
5439 * testsuite/Makefile.in: Rebuild.
5440 * testsuite/weak_undef_file1.cc: New file.
5441 * testsuite/weak_undef_file2.cc: New file.
5442 * testsuite/weak_undef_test.cc: New file.
5446 * compressed_output.h (class Output_compressed_section): Use
5448 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5450 (zlib_compressed_suffix): Removed.
5451 (Output_compressed_section::set_final_data_size): Use unsigned
5453 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5454 Fix linker invocation.
5455 (flagstest_o_specialfile_and_compress_debug_sections):
5457 * testsuite/Makefile.in: Regenerated.
5461 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5462 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5470 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5471 parameters. Update for new key type to views_. Change all
5473 (File_read::read): Adjust for byteshift in returned view.
5474 (File_read::add_view): New function, broken out of
5476 (File_read::make_view): New function, broken out of
5478 (File_read::find_or_make_view): Add offset and aligned
5479 parameters. Rewrite accordingly. Change all callers.
5480 (File_read::get_view): Add offset and aligned parameters. Adjust
5481 for byteshift in return value.
5482 (File_read::get_lasting_view): Likewise.
5483 * fileread.h (class File_read): Update declarations.
5484 (class File_read::View): Add byteshift_ field. Add byteshift to
5485 constructor. Add byteshift method.
5486 * archive.h (Archive::clear_uncached_views): New function.
5487 (Archive::get_view): Add aligned parameter. Change all callers.
5488 * object.h (Object::get_view): Add aligned parameter. Change all
5490 (Object::get_lasting_view): Likewise.
5492 * fileread.cc (File_read::release): Don't call clear_views if
5493 there are multiple objects.
5494 * fileread.h (File_read::clear_uncached_views): New function.
5495 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5500 Add thin archive support.
5501 * archive.cc (Archive::armagt): New const.
5502 (Archive::setup): Remove task parameter and calls to unlock.
5503 (Archive::unlock_nested_archives): New function.
5504 (Archive::read_header): Add nested_off parameter. Change
5506 (Archive::interpret_header): Likewise.
5507 (Archive::include_all_members): Change to handle thin
5509 (Archive::include_member): Likewise.
5510 * archive.h (Archive::Archive): Add new parameters and
5512 (Archive::armagt): New const.
5513 (Archive::setup): Remove task parameter.
5514 (Archive::unlock_nested_archives): New function.
5515 (Archive::read_header): Add nested_off parameter.
5516 (Archive::interpret_header): Likewise.
5517 (Archive::Nested_archive_table): New typedef.
5518 (Archive::is_thin_archive_): New field.
5519 (Archive::nested_archives_): New field.
5520 (Archive::options_): New field.
5521 (Archive::dirpath_): New field.
5522 (Archive::task_): New field.
5523 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5524 for thin archives. Pass additional parameters to
5525 Archive::Archive. Unlock the archive file after calling
5530 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5531 version symbol to be local.
5532 * testsuite/ver_test_4.sh: New file.
5533 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5534 (check_DATA): Add ver_test_4.syms.
5535 (ver_test_4.syms): New target.
5536 * testsuite/Makefile.in: Rebuild.
5539 (Output_section::Input_section_sort_entry::has_priority): New
5541 (Output_section::Input_section_sort_entry::match_file_name): New
5543 (Output_section::Input_section_sort_entry::match_section_name):
5545 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5547 (Output_section::Input_section_sort_entry::match_section_file):
5549 (Output_section::Input_section_sort_compare::operator()): Rewrite
5550 using new Input_section_sort_entry functions. Sort crtbegin and
5551 crtend first. Sort sections with no priority before sections with
5553 * testsuite/initpri1.c (d3): Check j != 4.
5554 (cd5): New constructor/destructor function.
5555 (main): Check j != 2.
5557 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5558 new symbol when resolving, don't call set_is_default.
5559 * testsuite/ver_test_7.cc: New file.
5560 * testsuite/ver_test_7.sh: New file.
5561 * testsuite/Makefile.am (ver_test_7.so): New target.
5562 (ver_test_7.o): New target.
5563 (check_SCRIPTS): Add ver_test_7.sh.
5564 (check_DATA): Add ver_test_7.syms.
5565 (ver_test_7.syms): New target.
5569 * layout.cc (Layout::layout): If we see an input section with a
5570 name that needs sorting, set the must_sort flag for the output
5572 (Layout::make_output_section): If the name of the output section
5573 indicates that it might require sorting, set the may_sort flag.
5574 * output.h (Output_section::may_sort_attached_input_sections): New
5576 (Output_section::set_may_sort_attached_input_sections): New
5578 (Output_section::must_sort_attached_input_sections): New
5580 (Output_section::set_must_sort_attached_input_sections): New
5582 (class Output_section): Declare Input_section_sort_entry. Define
5583 Input_section_sort_compare. Declare
5584 sort_attached_input_sections. Add new fields:
5585 may_sort_attached_input_sections_,
5586 must_sort_attached_input_sections_,
5587 attached_input_sections_are_sorted_.
5588 * output.cc (Output_section::Output_section): Initialize new
5590 (Output_section::add_input_section): Add an entry to
5591 input_sections_ if may_sort or must_sort are true.
5592 (Output_section::set_final_data_size): Call
5593 sort_attached_input_sections if necessary.
5594 (Output_section::Input_section_sort_entry): Define new class.
5595 (Output_section::Input_section_sort_compare::operator()): New
5597 (Output_section::sort_attached_input_sections): New function.
5598 * configure.ac: Check whether the compiler supports constructor
5599 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5600 * testsuite/initpri1.c: New file.
5601 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5602 CONSTRUCTOR_PRIORITY.
5603 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5604 (initpri1_LDFLAGS): New variable.
5605 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5609 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5610 * testsuite/common_test_1.c: New file.
5611 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5612 (common_test_1_SOURCES): New variable.
5613 (common_test_1_DEPENDENCIES): New variable.
5614 (common_test_1_LDFLAGS): New variable.
5616 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5617 and commons_ correctly when NAME/VERSION does not override
5619 * testsuite/ver_test_6.c: New file.
5620 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5621 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5622 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5626 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5627 of an undefined symbol from a version script.
5628 * testsuite/Makefile.am (ver_test_5.so): New target.
5629 (ver_test_5.o): New target.
5630 (check_SCRIPTS): Add ver_test_5.sh.
5631 (check_DATA): Add ver_test_5.syms.
5632 (ver_test_5.syms): New target.
5633 * testsuite/ver_test_5.cc: New file.
5634 * testsuite/ver_test_5.script: New file.
5635 * testsuite/ver_test_5.sh: New file.
5636 * Makefile.in, testsuite/Makefile.in: Rebuild.
5639 Fix problems building gold with gcc 4.3.0.
5640 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5641 (gold_error_at_location, gold_warning_at_location): Use it.
5642 * configure.ac: Check whether we can compile and use a template
5643 function with a printf attribute.
5644 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5645 when jumping over bytes.
5646 * object.cc: Instantiate Object::read_section_data.
5647 * debug.h: Include <cstring>
5648 * dwarf_reader.cc: Include <algorithm>
5649 * main.cc: Include <cstring>.
5650 * options.cc: Include <cstring>.
5651 * output.cc: Include <cstring>.
5652 * script.cc: Include <cstring>.
5653 * script.h: Include <string>.
5654 * symtab.cc: Include <cstring> and <algorithm>.
5655 * target-select.cc: Include <cstring>.
5656 * version.cc: Include <string>.
5657 * testsuite/testmain.cc: Include <cstdlib>.
5658 * configure, config.in: Rebuild.
5662 * options.cc: Include "../bfd/bfdver.h".
5663 (options::help): Print bug reporting address.
5665 * version.cc (print_version): Adjust output for current value of
5670 * options.cc (options::help): Print list of supported targets.
5671 * target-select.h: Include <vector>.
5672 (class Target_selector): Make machine_, size_, and is_big_endian_
5673 fields const. Add bfd_name_ and instantiated_target_ fields.
5674 (Target_selector::Target_selector): Add bfd_name parameter.
5675 (Target_selector::recognize): Make non-virtual, call
5677 (Target_selector::recognize_by_name): Make non-virtual, call
5678 do_recognize_by_name.
5679 (Target_selector::supported_names): New function.
5680 (Target_selector::bfd_name): New function.
5681 (Target_selector::do_instantiate_target): New pure virtual
5683 (Target_selector::do_recognize): New virtual function.
5684 (Target_selector::do_recognize_by_name): New virtual function.
5685 (Target_selector::instantiate_target): New private function.
5686 (supported_target_names): Declare.
5687 * target-select.cc (Target_selector::Target_selector): Update for
5688 new parameter and fields.
5689 (select_target_by_name): Check that the name matches before
5690 calling recognize_by_name.
5691 (supported_target_names): New function.
5692 * i386.cc (class Target_selector_i386): Update Target_selector
5693 constructor call. Remove recognize and recognize_by_name. Add
5694 do_instantiate_target.
5695 * x86_64.cc (class Target_selector_x86_64): Likewise.
5696 * testsuite/testfile.cc (class Target_selector_test): Update for
5697 changes to Target_selector.
5699 * README: Rewrite, with some notes on unsupported features.
5703 * i386.cc (Target_i386::Got_type): New enum declaration.
5704 (Target_i386::Scan::local): Updated callers of Output_data_got
5706 (Target_i386::Scan::global): Likewise.
5707 (Target_i386::Relocate::relocate): Likewise.
5708 (Target_i386::Relocate::relocate_tls): Likewise.
5709 * object.h (Got_offset_list): New class.
5710 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5711 (Sized_relobj::local_got_offset): Likewise.
5712 (Sized_relobj::set_local_got_offset): Likewise.
5713 (Sized_relobj::local_has_tls_got_offset): Removed.
5714 (Sized_relobj::local_tls_got_offset): Removed.
5715 (Sized_relobj::set_local_tls_got_offset): Removed.
5716 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5717 * output.cc (Output_data_got::add_global): Added got_type parameter.
5718 (Output_data_got::add_global_with_rel): Likewise.
5719 (Output_data_got::add_global_with_rela): Likewise.
5720 (Output_data_got::add_global_pair_with_rel): New function.
5721 (Output_data_got::add_global_pair_with_rela): New function.
5722 (Output_data_got::add_local): Added got_type parameter.
5723 (Output_data_got::add_local_with_rel): Likewise.
5724 (Output_data_got::add_local_with_rela): Likewise.
5725 (Output_data_got::add_local_pair_with_rel): New function.
5726 (Output_data_got::add_local_pair_with_rela): New function.
5727 (Output_data_got::add_global_tls): Removed.
5728 (Output_data_got::add_global_tls_with_rel): Removed.
5729 (Output_data_got::add_global_tls_with_rela): Removed.
5730 (Output_data_got::add_local_tls): Removed.
5731 (Output_data_got::add_local_tls_with_rel): Removed.
5732 (Output_data_got::add_local_tls_with_rela): Removed.
5733 * output.h (Output_data_got::add_global): Added got_type parameter.
5734 (Output_data_got::add_global_with_rel): Likewise.
5735 (Output_data_got::add_global_with_rela): Likewise.
5736 (Output_data_got::add_global_pair_with_rel): New function.
5737 (Output_data_got::add_global_pair_with_rela): New function.
5738 (Output_data_got::add_local): Added got_type parameter.
5739 (Output_data_got::add_local_with_rel): Likewise.
5740 (Output_data_got::add_local_with_rela): Likewise.
5741 (Output_data_got::add_local_pair_with_rel): New function.
5742 (Output_data_got::add_local_pair_with_rela): New function.
5743 (Output_data_got::add_global_tls): Removed.
5744 (Output_data_got::add_global_tls_with_rel): Removed.
5745 (Output_data_got::add_global_tls_with_rela): Removed.
5746 (Output_data_got::add_local_tls): Removed.
5747 (Output_data_got::add_local_tls_with_rel): Removed.
5748 (Output_data_got::add_local_tls_with_rela): Removed.
5749 * resolve.cc (Symbol::override_base_with_special): Removed
5750 reference to has_got_offset_ field.
5751 * symtab.cc (Symbol::init_fields): Replaced initialization
5752 of got_offset_ with got_offsets_. Removed initialization
5754 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5755 (Symbol::got_offset): Likewise.
5756 (Symbol::set_got_offset): Likewise.
5757 (Symbol::has_tls_got_offset): Removed.
5758 (Symbol::tls_got_offset): Removed.
5759 (Symbol::set_tls_got_offset): Removed.
5760 (Symbol::got_offset_): Removed.
5761 (Symbol::tls_mod_got_offset_): Removed.
5762 (Symbol::tls_pair_got_offset_): Removed.
5763 (Symbol::got_offsets_): New field.
5764 (Symbol::has_got_offset): Removed.
5765 (Symbol::has_tls_mod_got_offset): Removed.
5766 (Symbol::has_tls_pair_got_offset): Removed.
5767 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5768 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5770 (Target_x86_64::Scan::global): Likewise.
5771 (Target_x86_64::Relocate::relocate): Likewise.
5772 (Target_x86_64::Relocate::relocate_tls): Likewise.
5776 * yyscript.y: Fix spelling error in comment.
5780 * options.h (class General_options): Define build_id option.
5781 * layout.h (class Layout): Declare write_build_id, create_note,
5782 create_build_id. Add build_id_note_ member.
5783 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5784 "libiberty.h", "md5.h", "sha1.h".
5785 (Layout::Layout): Initialize eh_frame_data_,
5786 eh_frame_hdr_section_, and build_id_note_.
5787 (Layout::finalize): Call create_build_id.
5788 (Layout::create_note): New function, broken out of
5789 Layout::create_gold_note.
5790 (Layout::create_gold_note): Call create_note.
5791 (Layout::create_build_id): New function.
5792 (Layout::write_build_id): New function.
5793 (Close_task_runner::run): Call write_build_id.
5795 * x86_64.cc: Correct license to GPLv3.
5799 * options.cc: Include "demangle.h".
5800 (parse_optional_string): New function.
5801 (parse_long_option): Handle takes_optional_argument.
5802 (parse_short_option): Update dash_z initializer. Handle
5803 takes_optional_argument.
5804 (General_options::General_options): Initialize do_demangle_.
5805 (General_options::finalize): Set do_demangle_. Handle demangling
5807 * options.h (parse_optional_string): Declare.
5808 (struct One_option): Add optional_arg field. Update constructor.
5809 Update call constructor calls. Add takes_optional_argument
5811 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5812 (DEFINE_optional_string): Define.
5813 (General_options::demangle): Change from DEFINE_bool to
5814 DEFINE_optional_string.
5815 (General_options::no_demangle): New function.
5816 (General_options::do_demangle): New function.
5817 (General_options::set_do_demangle): New function.
5818 (General_options::execstack_status_): Move definition to end of
5820 (General_options::static_): Likewise.
5821 (General_options::do_demangle_): New field.
5822 * object.cc (big_endian>::get_symbol_location_info): Call
5823 Options::do_demangle, not Options::demangle.
5824 * symtab.cc (demangle): Likewise.
5828 * gold.h: Include <cstddef> and <sys/types.h>
5829 * options.h: Include <cstring>.
5833 * Added source code to GNU binutils.
projects / binutils.git / blob